1 2009-06-24 Ian Lance Taylor <iant@google.com>
3 * config/arc/arc.c: Include "df.h".
4 (arc_attribute_table): Make static. Move higher in file.
5 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
6 (output_shift): Initialize n later to avoid warning.
7 * config/arm/arm.c (arm_attribute_table): Make static. Move
9 * config/avr/avr.c (avr_attribute_table): Make static. Move
11 (reg_class_tab): Change array type from int to enum reg_class.
12 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
15 (lshrhi3_out): Likewise.
16 (class_likely_spilled_p): Change return type to bool.
17 (avr_rtx_costs): Use local code variable with enum type.
18 * config/avr/avr.md (movmemhi): Use add_reg_note.
19 (andhi3, andsi3): Don't use AS2 with "and".
20 (iorhi3, iorsi3): Don't use AS2 with "or".
21 * config/avr/avr-protos.h (class_likely_spilled_p): Update
23 * config/crx/crx.c: Include "df.h".
24 (crx_attribute_table): Make static.
25 * config/m32r/m32r.c: Include "df.h".
26 (m32r_attribute_table): Make static. Move higher in file.
27 (pop): Use add_reg_note.
28 (block_move_call): Change 0 to LCT_NORMAL in function call.
29 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
30 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
31 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
32 declare, not just when TREE_CODE is defined.
33 * config/m68hc11/m68hc11.c: Include "expr.h".
34 (m68hc11_attribute_table): Make static. Move higher in file.
35 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
37 (m68hc11_register_indirect_p): Likewise.
38 (m68hc11_function_arg_padding): Change return type to enum
40 (emit_move_after_reload): Use add_reg_note.
41 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
42 (m68hc11_split_logical): Likewise.
43 (m68hc11_rtx_costs): Add local code_and outer_code variables with
45 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
46 to VOIDmode in function call.
47 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
49 (m68hc11_split_logical): Update declaration.
50 (m68hc11_function_arg_padding): Update declaration.
51 * config/mcore/mcore.c (regno_reg_class): Change form array of int
52 to array of enum reg_class.
53 (mcore_attribute_table): Make static. Move higher in file.
54 (mcore_rtx_costs): Add cast to enum type.
55 * config/mcore/mcore.h (regno_reg_class): Update declaration.
56 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
57 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
59 * config/sh/predicates.md (trapping_target_operand): Rename and to
61 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
63 * config/spu/spu.c (spu_attribute_table): Make static. Move
65 * config/v850/v850.c (v850_attribute_table): Make static. Move
67 (v850_rtx_costs): Use local code with enum type.
68 (expand_epilogue): Add cast.
69 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
71 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
74 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
75 -m2a-single-only and -m2a-nofpu.
76 * config/sh/sh.opt: Document m2a generates FPU code.
78 2009-06-24 Anatoly Sokolov <aesok@post.ru>
80 * defaults.h (CAN_ELIMINATE): Provide default.
81 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
82 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
83 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
84 * config/spu/spu.h (CAN_ELIMINATE): Delete.
85 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
86 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
87 * config/cris/cris.h (CAN_ELIMINATE): Delete.
88 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
89 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
90 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
92 2009-06-24 DJ Delorie <dj@redhat.com>
94 * mep-ext-cop.cpu: Fix copyright notice.
95 * mep-default: Fix copyright notice.
96 * mep-core: Fix copyright notice.
97 * mep: Fix copyright notice.
98 * mep-ivc2: Fix copyright notice.
99 * mep-c5: Fix copyright notice.
101 2009-06-24 Denis Chertykov <chertykov@gmail.com>
103 * doc/contrib.texi (Contributors):
105 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
108 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
109 src and dst operands if necessary.
111 2009-06-23 DJ Delorie <dj@redhat.com>
114 * config.gcc: Add mep support.
115 * recog.c: Resurrect validate_replace_rtx_subexp().
117 * config/mep/: Add new port:
118 * config/mep/constraints.md: New file.
119 * config/mep/default.h: New file.
120 * config/mep/intrinsics.h: New file.
121 * config/mep/intrinsics.md: New file.
122 * config/mep/ivc2-template.h: New file.
123 * config/mep/mep-c5.cpu: New file.
124 * config/mep/mep-core.cpu: New file.
125 * config/mep/mep-default.cpu: New file.
126 * config/mep/mep-ext-cop.cpu: New file.
127 * config/mep/mep-intrin.h: New file.
128 * config/mep/mep-ivc2.cpu: New file.
129 * config/mep/mep-lib1.asm: New file.
130 * config/mep/mep-lib2.c: New file.
131 * config/mep/mep-pragma.c: New file.
132 * config/mep/mep-protos.h: New file.
133 * config/mep/mep-tramp.c: New file.
134 * config/mep/mep.c: New file.
135 * config/mep/mep.cpu: New file.
136 * config/mep/mep.h: New file.
137 * config/mep/mep.md: New file.
138 * config/mep/mep.opt: New file.
139 * config/mep/predicates.md: New file.
140 * config/mep/t-mep: New file.
142 2009-06-23 Ian Lance Taylor <iant@google.com>
144 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
145 from loose_warn into c_loose_warn and from strict_warn into
146 c_strict_warn. Set and substitute warn_cxxflags. Check for
147 --enable-build-with-cxx. Set and substitute
148 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
149 * Makefile.in (CXXFLAGS): New variable.
150 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
151 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
152 the default is the same as $(STRICT_WARN).
153 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
155 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
156 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
157 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
158 (HOST_LIBS): New variable.
159 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
160 (ALL_CXXFLAGS): New variable.
161 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
162 * doc/install.texi (Configuration): Document
163 --enable-build-with-cxx, --with-stage1-ldflags,
164 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
165 * configure: Rebuild.
167 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
169 * config/arm/arm.c (arm_override_options): Fix braces and formatting
170 from previous commit.
172 2009-06-23 Ian Lance Taylor <iant@google.com>
174 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
176 2009-06-23 Ian Lance Taylor <iant@google.com>
178 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
179 with ATTRIBUTE_UNUSED.
181 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
182 Pat Haugen <pthaugen@us.ibm.com>
183 Revital Eres <eres@il.ibm.com>
185 * config.in (HAVE_AS_POPCNTD): Add default definition.
186 (HAVE_AS_LWSYNC): Ditto.
188 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
190 (gcc_cv_as_powerpc_cmpb): Ditto.
191 (gcc_cv_as_powerpc_dfp): Ditto.
192 (gcc_cv_as_powerpc_vsx): Ditto.
193 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
194 supporting the popcntd/lwsync instructions.
195 (gcc_cv_as_powerpc_lwsync): Ditto.
196 * configure: Regenerate.
198 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
199 -mcpu=native and -mcpu=power7.
200 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
202 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
203 a variable instead of a mask to reduce the number of mask bits.
204 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
207 * config/rs6000/rs6000.opt (-mupdate): Ditto.
208 (-mfused-madd): Ditto.
210 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
212 (-mvsx): New switch for VSX instructions.
213 (-misel): Move from a variable to a mask to allow it to be set by
216 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
217 function declaration to an array declaration.
218 (rs6000_hard_regno_nregs): New external array declaration.
220 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
221 files included by rs6000.md.
223 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
224 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
226 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
228 (rs6000_debug_reg): New -mdebug= variables.
229 (rs6000_debug_addr): Ditto.
230 (rs6000_debug_cost): Ditto.
231 (rs6000_pmode): New variable to hold Pmode.
232 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
233 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
234 calculated at compiler start.
235 (rs6000_hard_regno_nregs): Change function to an array which holds
236 HARD_REGNO_NREGS calculated at compiler start.
237 (rs6000_explicit_options): Delete isel field.
238 (rs6000_vector_unit): New array to hold which vector unit
239 supports arithmetic options for a given type.
240 (rs6000_vector_mem): New array to hold which vector unit supports
241 memory reference operations for a given type.
242 (rs6000_vector_align): New array to given the alignment of each
244 (power7_cost): New basic costs for power7.
245 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
246 (rs6000_hard_regno_nregs_internal): New function, moved from
247 HARD_REGNO_NREGS, to calculate the number of registers each hard
248 register takes for each type.
249 (rs6000_debug_reg_print): New function for -mdebug=reg support.
250 (rs6000_debug_vector_unit): New array, map rs6000_vector to
252 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
253 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
254 unit information here so it is calculated once at compiler startup
256 (rs6000_override_options): Make -misel a target mask. Add more
257 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
258 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
260 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
261 (rs6000_handle_option): Move -misel from variable to target mask.
262 (rs6000_builtin_mask_for_load): Add VSX support.
263 (rs6000_conditional_register_usage): Ditto.
264 (USE_ALTIVEC_FOR_ARG_P): Ditto.
265 (function_arg_boundary): Ditto.
266 (rs6000_expand_builtin): Ditto.
267 (def_builtin): Make abort message a little friendlier.
268 (rs6000_emit_int_cmove): Add support for 64-bit isel.
270 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
271 assembler support the popcntd instruction instead of a vsx
272 instruction to enable power7 support.
273 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
274 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
275 option to the assembler if -mcpu=native.
276 (ASM_CPU_NATIVE_SPEC): Ditto.
277 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
279 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
280 the lwsync instruction.
281 (enum processor_type): Add PROCESSOR_POWER7.
282 (rs6000_debug_reg): New -mdebug= options.
283 (rs6000_debug_addr): Ditto.
284 (rs6000_debug_cost): Ditto.
285 (rs6000_isel): Delete.
286 (enum rs6000_vector): New enum to say what vector unit we have.
287 (VECTOR_UNIT_*): New macros to say which vector unit has
288 arithmetic operations for a given type.
289 (VECTOR_MEM_*): New macros to say which vector unit has memory
290 operations for a given type.
291 (TARGET_LDBRX): Whether the machine supports the ldbrx
293 (TARGET_ISEL): Delete, -misel moved to be a mask.
294 (TARGET_ISEL64): New macro for 64-bit isel support.
295 (UNITS_PER_VSX_WORD): New macro.
296 (POINTER_SIZE): Move to be an external variable, rather than
297 calculating whether we are generating 32 ot 64-bit code.
299 (STACK_BOUNDARY): Add VSX support.
300 (LOCAL_ALIGNMENT): Ditto.
301 (SLOW_UNALIGNED_ACCESS): Ditto.
302 (VSX_REGNO_P): New macro for VSX support.
303 (VFLOAT_REGNO_P): Ditto.
304 (VINT_REGNO_P): Ditto.
305 (VLOGICAL_REGNO_P): Ditto.
306 (VSX_VECTOR_MODE): Ditto.
307 (VSX_SCALAR_MODE): Ditto.
309 (VSX_MOVE_MODE): Ditto.
310 (VSX_REG_CLASS_P): Ditto.
311 (HARD_REGNO_NREGS): Instead of calling a function, use an array
313 (UNITS_PER_SIMD_WORD): Add VSX support.
314 (MODES_TIEABLE_P): Ditto.
315 (STARTING_FRAME_OFFSET): Ditto.
316 (STACK_DYNAMIC_OFFSET): Ditto.
317 (EPILOGUE_USES): Ditto.
318 (REGNO_REG_CLASS): Move to array lookup.
319 (CLASS_MAX_NREGS): Ditto.
320 (rs6000_vector_reg_class): Add declaration.
321 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
322 overlap with the floating point and Altivec registers.
324 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
326 * config/rs6000/driver-rs6000.c (asm_names): New static array to
327 give the appropriate asm switches if -mcpu=native.
328 (host_detect_local_cpu): Add support for "asm".
329 (host_detect_local_cpu): Follow GNU code guidelines for name.
331 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
332 -mbit-word to a variable instead of being a target mask.
334 * config/rs6000/sync.md (lwsync): If the assembler supports it,
335 emit the lwsync instruction instead of emitting the instruction as
338 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
339 fixuns_trundfsi2, move expander into rs6000.md.
341 * config/rs6000/rs6000.md (cpu): Add power7.
342 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
343 (logical predicate patterns): Change the single instruction
344 primitives that set CR0 to be fast_compare instead of compare.
346 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
348 (popcount<mode>): Ditto.
349 (floating multiply/add insns): Name the floating point
351 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
352 (isel_unsigned_<mode>): Ditto.
353 (fixuns_trundfsi2): Move expander here from spe.md.
354 (smindi3): Define if we have -misel on 64-bit systems.
359 2009-06-23 Anatoly Sokolov <aesok@post.ru>
361 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
363 * config/avr/avr.c (avr_current_device): New variable.
364 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
365 (avr_arch, mcu_type_s): Move to avr.h.
366 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
367 default_data_section_start fields.
368 (avr_arch): Moved from avr.c.
369 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
371 (avr_current_device, avr_mcu_types, avr_arch_types,
372 avr_device_to_arch, avr_device_to_data_start,
373 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
374 (EXTRA_SPEC_FUNCTIONS): Define.
375 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
376 options mapping. Use device_to_arch and device_to_data_start insted.
377 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
378 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
379 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
380 * config/avr/driver-avr.c: New file.
381 * config/avr/avr-devices.c: New file.
383 2009-06-23 Jakub Jelinek <jakub@redhat.com>
385 * var-tracking.c (unshare_variable): Force initialized to
386 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
387 (set_variable_part): Likewise.
388 (struct variable_union_info): Remove pos_src field.
389 (vui_vec, vui_allocated): New variables.
390 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
391 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
392 == 1 use a simpler sorting algorithm. Compute pos field right
393 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
394 Avoid quadratic comparison if !flag_var_tracking_uninit.
395 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
396 unshare_variable unconditionally.
397 (dataflow_set_different_2): Removed.
398 (dataflow_set_different): Don't traverse second hash table.
399 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
400 unconditionally to var_reg_set or var_mem_set.
401 (emit_notes_in_bb): Likewise.
402 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
404 (emit_note_insn_var_location): Don't set initialized to
405 VAR_INIT_STATUS_INITIALIZED early.
406 (vt_finalize): Free vui_vec if needed, clear vui_vec and
408 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
410 * tree-object-size.c (addr_object_size): Instead of checking
411 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
412 are no FIELD_DECLs following it.
414 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
416 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
417 order to match bswaps with signed source operands.
419 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
421 * sdbout.c (sdbout_one_type): Fix braces in switch.
423 2009-06-23 Richard Guenther <rguenther@suse.de>
425 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
427 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
428 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
429 var_callused, callused_tree, var_storedanything, storedanything_tree,
430 var_integer, integer_tree): Remove global variables.
431 (new_var_info): Do not pass new id, append the new var to the
432 global variable vector.
433 (do_ds_constraint): Use is_global_var member of the variable-info.
434 (new_scalar_tmp_constraint_exp): Adjust.
435 (create_function_info_for): Likewise.
436 (create_variable_info_for): Likewise.
437 (find_what_var_points_to): Remove dead code.
438 (init_base_vars): Simplify.
439 (compute_points_to_sets): Adjust.
441 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
443 * combine.c (try_combine): Dump information about the insns we're
446 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
448 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
449 check when calling force_to_mode on TRUNCATE's operand.
451 2009-06-22 Ian Lance Taylor <iant@google.com>
453 * config/rs6000/rs6000.opt: Move msched-epilog before
456 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
458 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
460 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
462 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
463 override library linkage flags such as -static-libgcc or
466 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
468 * config/m68k/m68k-devices.def: Add line for MCF5221x.
470 2009-06-22 Ian Lance Taylor <iant@google.com>
472 * config/linux.opt: Put mglibc ahead of muclibc.
474 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
477 2009-06-22 Matthias Klose <doko@ubuntu.com>
479 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
481 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
484 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
485 instead of NULL if a parser error occurs.
487 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
489 * dwarf2out.c (dwarf2_debug_hooks): Initialize
490 non-DWARF2_DEBUGGING_INFO version.
492 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
494 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
495 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
497 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
498 (LIBGCC2_TF_CEXT): Define.
501 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
504 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
506 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
508 * config/arm/arm.c (arm_override_options): Disable
509 -mcaller-super-interworking and -mcallee-super-interworking.
510 * doc/invoke.texi (ARM Options): Document this.
512 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
514 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
515 * config/arm/constraints.md (j): New constraint for movw operands.
516 (N): Remove thumb2 meaning.
517 * config/arm/arm.md (*arm_movw): Delete.
518 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
519 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
520 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
522 2009-06-22 Martin Jambor <mjambor@suse.cz>
524 PR tree-optimization/40492
525 * tree-sra.c (sra_modify_assign): Pass zero offsets to
526 build_ref_for_offset.
528 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
530 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
531 JUMP_TABLE_DATA_P predicates where applicable.
532 * auto-inc-dec.c: Ditto.
534 * caller-save.c: Ditto.
536 * cfgcleanup.c: Ditto.
537 * cfglayout.c: Ditto.
540 * combine-stack-adj.c: Ditto.
546 * dwarf2asm.c: Ditto.
547 * dwarf2out.c: Ditto.
560 * ira-costs.c: Ditto.
561 * ira-lives.c: Ditto.
564 * lower-subreg.c: Ditto.
565 * modulo-sched.c: Ditto.
567 * postreload.c: Ditto.
568 * print-rtl.c: Ditto.
577 * sched-vis.c: Ditto.
579 * sel-sched-ir.c: Ditto.
580 * simplify-rtx.c: Ditto.
581 * targhooks.c: Ditto.
582 * var-tracking.c: Ditto.
583 * vmsdbgout.c: Ditto.
585 2009-06-22 Matthias Klose <doko@ubuntu.com>
587 * Makefile.in (install-plugin): Always use DESTDIR.
589 2009-06-22 Olivier Hainque <hainque@adacore.com>
591 * config/pa/pa.c (output_call): Don't optimize post call jumps
592 into return address adjustments if the call may throw.
594 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
596 * arm.c (thumb1_output_casesi): New function.
597 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
598 optimizing for size or PIC.
599 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
600 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
601 (casesi): Handle Thumb-1 when optimizing for size or PIC.
602 (thumb1_casesi_internal_pic): New expand rule.
603 (thumb1_casesi_dispatch): New pattern.
604 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
606 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
607 in the text seciton when PIC or optimizing for size.
608 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
609 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
610 preservation properties of code.
611 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
612 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
613 (__gnu_thumb1_case_si): New function.
614 * t-arm (LIB1ASMSRC): Define here.
615 (LIB1ASMFUNCS): Add some common functions.
616 * t-arm-elf (LIB1ASMSRC): Delete.
617 (LIB1ASMFUNCS): Append to existing set.
618 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
619 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
620 * t-symbian (LIB1ASMFUNCS): Likewise.
621 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
622 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
624 2009-06-21 Richard Guenther <rguenther@suse.de>
626 PR tree-optimization/38729
627 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
628 to loops with a single exit if -fno-expensive-optimizations.
630 2009-06-21 Jakub Jelinek <jakub@redhat.com>
632 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
633 (dataflow_set): Change vars type from htab_t to shared_hash.
634 (shared_hash_pool, empty_shared_hash): New variables.
635 (vars_clear): Removed.
636 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
637 shared_hash_find_slot_unshare, shared_hash_find_slot,
638 shared_hash_find_slot_noinsert, shared_hash_find): New
640 (shared_hash_unshare, shared_hash_destroy): New functions.
641 (unshare_variable): Unshare set->vars if shared, use
643 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
644 (get_init_value, find_src_set_src, dump_dataflow_set,
645 clobber_variable_part, emit_notes_for_differences): Use
647 (dataflow_set_init): Remove second argument, set vars to
648 empty_shared_hash instead of creating a new htab.
649 (dataflow_set_clear): Call shared_hash_destroy and set vars
650 to empty_shared_hash instead of calling vars_clear.
651 (dataflow_set_copy): Don't call vars_copy, instead just share
652 the src htab with dst.
653 (variable_union): Use shared_hash_*, use initially NO_INSERT
654 lookup if set->vars is shared. Don't keep slot cleared before
655 calling unshare_variable. Unshare set->vars if needed.
656 Even ->refcount == 1 vars must be unshared if set->vars is shared
657 and var needs to be modified.
658 (variable_canonicalize): New function.
659 (dataflow_set_union): If dst->vars is empty, just share src->vars
660 with dst->vars and traverse with variable_canonicalize to canonicalize
661 and unshare what is needed.
662 (dataflow_set_different): If old_set and new_set use the same shared
663 htab, they aren't different. If number of htab elements is different,
664 htabs are different. Use shared_hash_*.
665 (dataflow_set_destroy): Call shared_hash_destroy instead of
667 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
668 second argument to dataflow_set_init.
669 (vt_initialize): Likewise. Initialize shared_hash_pool and
670 empty_shared_hash, move bb in/out initialization afterwards.
671 Use variable_htab_free instead of NULL as changed_variables del hook.
672 (variable_was_changed): Change type of second argument to pointer to
673 dataflow_set. When inserting var into changed_variables, bump
674 refcount. Unshare set->vars if set is shared htab and slot needs to
676 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
677 lookup if set->vars is shared. Unshare set->vars if needed.
678 Even ->refcount == 1 vars must be unshared if set->vars is shared
679 and var needs to be modified. Adjust variable_was_changed caller.
680 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
681 vars must be unshared if set->vars is shared and var needs to be
682 modified. Adjust variable_was_changed caller.
683 (emit_note_insn_var_location): Don't pool_free var.
684 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
686 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
687 free_alloc_pool on shared_hash_pool.
689 2009-06-20 Anthony Green <green@moxielogic.com>
691 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
692 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
694 2009-06-20 Richard Guenther <rguenther@suse.de>
696 * tree-ssa-structalias.c (find_func_aliases): For memset use
697 a constraint from NULL if we memset to zero.
698 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
699 we explicitly handle that do not read from memory.
700 (call_may_clobber_ref_p_1): Properly handle builtins that may
703 2009-06-20 Richard Guenther <rguenther@suse.de>
705 PR tree-optimization/40495
706 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
707 (new_scalar_tmp_constraint_exp): New function.
708 (process_constraint): Do not create temporary decls.
709 (process_all_all_constraints): Likewise.
710 (handle_const_call): Likewise.
711 (create_function_info_for): Do not set decl.
713 2009-06-19 Ian Lance Taylor <iant@google.com>
715 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
716 (rs6000_attribute_table): Make static; move before use.
718 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
720 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
721 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
722 Propagate the TREE_READONLY flag without overwriting it.
723 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
724 Propagate the TREE_READONLY flag onto the result.
725 (process_call_operands): Move around. Use correct constant value.
727 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
730 * config/arm/arm.c (thumb_shiftable_const): Truncate val to
732 * config/arm/arm.md: Likewise.
734 2009-06-19 Ian Lance Taylor <ian@airs.com>
736 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
737 to GIMPLE_ERROR_MARK.
739 * c-typeck.c (build_conditional_expr): Add op1_original_type and
740 op2_original_type parameters. Warn about using different enum
742 * c-parser.c (c_parser_conditional_expression): Pass original
743 types to build_conditional_expr.
744 * c-tree.h (build_conditional_expr): Update declaration.
746 2009-06-19 Ian Lance Taylor <iant@google.com>
748 * config/i386/i386.c (ix86_function_specific_save): Test that
749 fields match values, rather than testing the values are in a
752 2009-06-19 Richard Guenther <rguenther@suse.de>
754 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
756 (ptr_derefs_may_alias_p): Likewise.
757 (ptr_deref_may_alias_ref_p_1): New function.
758 (ptr_deref_may_alias_ref_p): Likewise.
759 (ref_maybe_used_by_call_p_1): Handle builtins that are not
760 covered by looking at the ESCAPED solution.
761 (call_may_clobber_ref_p_1): Likewise.
762 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
763 Handle NULL_TREE offset. Do not produce redundant constraints.
764 (process_all_all_constraints): New helper function.
765 (do_structure_copy): Use it.
766 (handle_lhs_call): Likewise.
767 (find_func_aliases): Handle some builtins with pointer arguments
768 and/or return values explicitly.
770 2009-06-19 Ian Lance Taylor <iant@google.com>
772 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
774 2009-06-19 Ian Lance Taylor <iant@google.com>
776 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
778 2009-06-19 Ian Lance Taylor <iant@google.com>
780 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
781 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
784 * c-decl.c (finish_decl): If -Wc++-compat, warn about
787 2009-06-19 Ian Lance Taylor <iant@google.com>
789 * dse.c (struct store_info): Rename bitmap field to bmap. Change
792 * c-decl.c (in_struct, struct_types): Remove.
793 (struct c_binding): Add in_struct field.
794 (c_binding_ptr): Define type, along with VEC.
795 (struct c_struct_parse_info): Define.
796 (struct_parse_info): New static variable.
797 (bind): Initialize in_struct field.
798 (start_struct): Remove enclosing_in_struct and
799 enclosing_struct_types parameters. Add
800 enclosing_struct_parse_info parameter. Change all callers. Set
801 struct_parse_info rather than in_struct and struct_types.
802 (grokfield): If -Wc++-compat and there is a symbol binding for the
803 field name, set the in_struct flag and push it on the
804 struct_parse_info->fields vector.
805 (warn_cxx_compat_finish_struct): New static function.
806 (finish_struct): Remove enclosing_in_struct and
807 enclosing_struct_types parameters. Add
808 enclosing_struct_parse_info parameter. Change all callers. Don't
809 set C_TYPE_DEFINED_IN_STRUCT here. Call
810 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
811 parameter. Only push on struct_types if warn_cxx_compat.
812 (finish_enum): Only push on struct_types if warn_cxx_compat.
813 (declspecs_add_type): Add loc parameter. Change all callers.
814 Change all error calls to error_at. Pass loc, not input_location,
815 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
816 defined in a struct. If -Wc++-compat and parsing a struct, record
817 that a typedef name was used.
818 * c-parser.c (c_parser_declspecs): Get location to pass to
820 (c_parser_struct_or_union_specifier): Update calls to start_struct
822 * c-tree.h (struct c_struct_parse_info): Declare.
823 (finish_struct, start_struct): Update declarations.
824 (declspecs_add_type): Update declaration.
826 2009-06-19 Ian Lance Taylor <iant@google.com>
828 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
829 variable with an anonymous type.
831 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
833 * see.c: Remove for real.
835 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
837 * optabs.h (enum optab_index): Add new OTI_significand.
838 (significand_optab): Define corresponding macro.
839 * optabs.c (init_optabs): Initialize significand_optab.
840 * genopinit.c (optabs): Implement significand_optab using
841 significand?f2 patterns.
842 * builtins.c (expand_builtin_mathfn): Handle
843 BUILT_IN_SIGNIFICAND{,F,L}.
844 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
845 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
847 * config/i386/i386.md (significandxf2, significand<mode>2): New
848 expanders to implement significandf, significand and significandl
849 built-ins as inline x87 intrinsics.
851 2009-06-18 Anatoly Sokolov <aesok@post.ru>
853 * config/avr/avr.c (avr_override_options): Remove setting value of
854 PARAM_INLINE_CALL_COST.
856 2009-06-18 Richard Henderson <rth@redhat.com>
859 * tree-pass.h (TDF_ASMNAME): New.
860 * tree-dump.c (dump_options): Add asmname.
861 * doc/invoke.texi: Document it.
863 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
864 (dump_decl_name): ...here.
865 (dump_function_name): New flags arg; mind TDF_ASMNAME.
866 (dump_generic_node): Update dump_function_name calls.
867 (print_call_name): New flags arg; update all dump calls.
868 * diagnostic.h (print_call_name): Update.
869 * gimple-pretty-print.c (dump_gimple_call): Update.
871 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
874 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
876 2009-06-18 Diego Novillo <dnovillo@google.com>
878 * doc/plugins.texi: Document plugin_is_GPL_compatible.
879 * plugin.c (str_license): Declare.
880 (try_init_one_plugin): Assert that the symbol
881 'plugin_is_GPL_compatible' exists.
883 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
886 * Makefile.in (OBJS-common): Remove see.o.
888 * common.opt (fsee): Mark as preserved for backward compatibility.
889 * opts.c (common_handle_option): Add OPT_fsee to the backward
890 compatibility section.
891 * passes.c (init_optimization_passes, pass_see): Remove pass.
892 * timevar.def (TV_SEE): Remove.
893 * tree-pass.h (pass_see): Remove declaration.
894 * doc/invoke.texi (-fsee): Remove documentation.
896 2009-06-18 Martin Jambor <mjambor@suse.cz>
898 * tree-sra.c: Include statistics.h
899 (sra_stats): New variable.
900 (sra_initialize): Clear sra_stats.
901 (create_access_replacement): Increment sra_stats.replacements.
902 (get_access_replacement): Do not return twice.
903 (analyze_all_variable_accesses): Increment statistics counter by the
904 number of scalarized aggregates.
905 (generate_subtree_copies): Increment sra_stats.subtree_copies.
906 (sra_modify_expr): Increment sra_stats.exprs.
907 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
908 (sra_modify_assign): Increment sra_stats.exprs,
909 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
910 (perform_intra_sra): Update statistics counters.
911 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
913 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
915 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
916 (arm_scalar_mode_supported_p): New function.
918 2009-06-18 Paul Brook <paul@codesourcery.com>
919 Sandra Loosemore <sandra@codesourcery.com>
921 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
922 (__extendhfsf2, __truncsfhf2): Define.
923 * config/arm/fp16.c: New file.
924 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
925 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
927 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
929 * doc/extend.texi (Half-Precision): New section.
930 * doc/invoke.texi (Option Summary): List -mfp16-format.
931 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
932 * config/arm/arm.opt (mfp16-format=): New.
933 * config/arm/arm.c: Include intl.h.
934 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
935 (TARGET_INVALID_RETURN_TYPE): Redefine.
936 (TARGET_PROMOTED_TYPE): Redefine.
937 (TARGET_CONVERT_TO_TYPE): Redefine.
938 (arm_fp16_format): Define.
939 (all_fpus): Add entry for neon-fp16.
940 (fp_model_for_fpu): Likewise.
941 (struct fp16_format): Declare.
942 (all_fp16_formats): Define.
943 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
945 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
947 (arm_legitimate_index_p): Treat HFmode like HImode.
948 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
949 (coproc_secondary_reload_class): Special-case HFmode.
950 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
951 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
952 (arm_init_fp16_builtins): New.
953 (arm_init_builtins): Call it.
954 (arm_invalid_parameter_type): New.
955 (arm_invalid_return_type): New.
956 (arm_promoted_type): New.
957 (arm_convert_to_type).
958 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
960 (arm_emit_fp16_const): New function.
961 (arm_mangle_type): Mangle __fp16 as "Dh".
962 * config/arm/arm.h (TARGET_VFPD32): Make it know about
964 (TARGET_NEON_FP16): New.
965 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
966 (enum fputype): Add FPUTYPE_NEON_FP16.
967 (enum arm_fp16_format_type): Declare.
968 (arm_fp16_format): Declare.
969 (LARGEST_EXPONENT_IS_NORMAL): Define.
970 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
971 * config/arm/arm-modes.def (HFmode): Define.
972 * config/arm/vfp.md: (*movhf_vfp): New.
975 * config/arm/arm.md: (fpu): Add neon_fp16.
976 (floatsihf2, floatdihf2): New.
977 (fix_trunchfsi2, fix_trunchfdi2): New.
982 (*thumb1_movhf): New.
983 (consttable_2): Add check for HFmode constants.
984 (consttable_4): Handle HFmode constants.
986 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
988 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
990 2009-06-17 Olivier Hainque <hainque@adacore.com>
992 * collect2.c (main): Use CONST_CAST2 to perform char ** to
993 const char ** conversion in AIX specific section.
995 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
997 * config/i386/i386.c (ix86_special_builtin_type): Remove
998 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
999 (bdesc_special_args): Updated.
1000 (ix86_init_mmx_sse_builtins): Likewise.
1001 (ix86_expand_special_args_builtin): Likewise.
1003 2009-06-17 Richard Henderson <rth@redhat.com>
1005 * tree-pretty-print.c (maybe_dump_asm_name): New.
1006 (dump_decl_name): Use it.
1007 (PRINT_FUNCTION_NAME): Merge into...
1008 (dump_function_name): ... here. Use maybe_dump_asm_name.
1010 2009-06-17 Cary Coutant <ccoutant@google.com>
1012 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
1014 * debug.c (struct gcc_debug_hooks): Change placeholder for
1016 (debug_nothing_int_charstar_int): Replaced by...
1017 (debug_nothing_int_charstar_int_bool): ...this.
1018 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
1019 source_line prototype.
1020 (debug_nothing_int_charstar_int): Replaced by...
1021 (debug_nothing_int_charstar_int_bool): ...this.
1022 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
1023 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
1024 Output is_stmt operand when necessary.
1025 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
1026 (notice_source_line): Add is_stmt parameter.
1027 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
1028 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
1030 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
1031 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
1033 2009-06-17 Ian Lance Taylor <iant@google.com>
1035 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
1037 (struct store_by_pieces_d): Rename from store_by_pieces. Change
1040 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
1042 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
1043 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
1044 tree_strip_sign_nop_conversions and
1045 tree_ssa_strip_useless_type_conversions rather than stripping
1046 the operations here.
1047 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
1049 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
1050 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
1051 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
1052 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
1055 2009-06-17 Michael Eager <eager@eagercon.com>
1057 * config/rs6000/constraints.md (register_constraint "d"): New.
1058 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
1059 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1060 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
1061 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
1062 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1063 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
1064 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
1065 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
1066 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
1067 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
1069 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
1070 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
1071 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
1072 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
1073 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1074 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
1075 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
1076 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
1077 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
1078 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
1079 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
1080 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
1081 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
1082 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
1084 2009-06-16 Ian Lance Taylor <iant@google.com>
1086 * profile.c (total_num_never_executed): Don't define.
1087 (compute_branch_probabilities): Don't count or print
1089 (init_branch_prob): Don't set total_num_never_executed.
1090 (end_branch_prob): Don't print total_num_never_executed.
1092 2009-06-17 David Daney <ddaney@caviumnetworks.com>
1094 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
1096 2009-06-17 David Edelsohn <edelsohn@gnu.org>
1098 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
1099 (nabstd2_fpr): Same.
1101 2009-06-17 Steve Ellcey <sje@cup.hp.com>
1103 * expr.c (expand_assignment): Change complex type check.
1105 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
1107 * doc/plugins.texi (Building GCC plugins): Added new section.
1109 2009-06-17 Ian Lance Taylor <iant@google.com>
1111 * c-pch.c (get_ident): Don't set size of templ array.
1112 (pch_init): Don't set size of partial_pch array.
1114 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
1115 string constant to intialize an array whose size is the length of
1118 2009-06-17 Richard Guenther <rguenther@suse.de>
1120 PR tree-optimization/40389
1121 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
1122 to addressable types.
1123 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
1125 2009-06-17 Richard Guenther <rguenther@suse.de>
1128 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
1129 if there is no evolution of left in the loop bail out.
1130 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
1131 chrec_fold_multiply.
1133 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
1134 Janis Johnson <janis187@us.ibm.com>
1137 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
1138 for the symbol ref of a constant that is the source of a move
1139 - nor for any other not-obvious-label-ref constants.
1141 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
1143 * plugin.c (position_pass): Skip newly inserted pass during list
1144 traversal to avoid repeated insertion.
1146 2009-06-16 Ian Lance Taylor <iant@google.com>
1148 * vec.h (VEC_stack_alloc): Define different version if
1149 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
1150 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
1151 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
1152 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1154 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
1156 * config.gcc (extra_headers): Add ia32intrin.h for x86.
1158 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
1159 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
1160 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
1161 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
1162 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
1163 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1164 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1165 (bdesc_special_args): Add __builtin_ia32_rdtsc and
1166 __builtin_ia32_rdtscp.
1167 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
1168 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
1169 and __builtin_ia32_rorhi.
1170 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
1171 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1172 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1173 (ix86_expand_args_builtin): Likewise.
1174 (ix86_expand_special_args_builtin): Likewise.
1176 * config/i386/i386.md (UNSPECV_RDTSCP): New.
1177 (UNSPECV_RDTSC): Likewise.
1178 (UNSPECV_RDPMC): Likewise.
1179 (*bsr): Renamed to ...
1181 (*bsr_rex64): Renamed to ...
1185 (*rdpmc_rex64): Likewise.
1188 (*rdtsc_rex64): Likewise.
1190 (*rdtscp): Likewise.
1191 (*rdtscp_rex64): Likewise.
1193 * config/i386/ia32intrin.h: New.
1195 * config/i386/x86intrin.h: Include <ia32intrin.h>.
1197 2009-06-16 Ian Lance Taylor <iant@google.com>
1199 * ira-build.c (copy_info_to_removed_store_destinations):
1200 Initialize parent_a.
1202 2009-06-16 Ian Lance Taylor <iant@google.com>
1204 * c-decl.c (grokdeclarator): Change size_varies to bool.
1206 2009-06-16 Ian Lance Taylor <iant@google.com>
1208 * sel-sched.c: Make forward declarations of move_op_hooks and
1209 fur_hooks explicitly extern.
1211 2009-06-16 Ian Lance Taylor <iant@google.com>
1213 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
1214 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
1216 2009-06-16 Ian Lance Taylor <iant@google.com>
1218 * resource.c (mark_referenced_resources): Change
1219 include_delayed_effects parameter to bool. Change all callers.
1220 (mark_end_of_function_resources): Likewise.
1221 * reorg.c (insn_references_resource_p): Likewise.
1222 (insn_sets_resource_p): Likewise.
1223 * resource.h (mark_referenced_resources): Update declaration.
1224 (mark_end_of_function_resources): Update declaration.
1226 2009-06-16 David Edelsohn <edelsohn@gnu.org>
1228 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
1230 2009-06-16 David Edelsohn <edelsohn@gnu.org>
1232 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
1233 GCC can bootstrap on AIX with GNU Binutils 2.20.
1235 2009-06-16 Ian Lance Taylor <iant@google.com>
1237 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
1239 2009-06-16 Ian Lance Taylor <iant@google.com>
1241 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
1242 inline, not extern inline.
1243 (exact_log2): Likewise.
1244 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
1246 (exact_log2): Likewise, but don't test CTZ_HWI.
1248 2009-06-16 Ian Lance Taylor <iant@google.com>
1250 * bitmap.c (bitmap_clear): Don't declare as inline.
1251 * gimple.c (gimplify_assign): Likewise.
1252 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
1253 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
1254 (sched_scan_info): Remove duplicate definition.
1256 2009-06-16 Ian Lance Taylor <iant@google.com>
1258 * c-common.c (skip_evaluation): Don't define.
1259 (c_inhibit_evaluation_warnings): Define global variable.
1260 (overflow_warning): Check c_inhibit_evaluation_warnings rather
1261 than skip_evaluation.
1262 (convert_and_check, warn_for_div_by_zero): Likewise.
1263 * c-common.h (skip_evaluation): Don't declare.
1264 (c_inhibit_evaluation_warnings): Declare.
1265 * c-parser.c (c_parser_typeof_specifier): Set
1266 c_inhibit_evaluation_warnings rather than skip_evaluation.
1267 (c_parser_conditional_expression): Likewise.
1268 (c_parser_binary_expression): Likewise.
1269 (c_parser_sizeof_expression): Likewise.
1270 (c_parser_alignof_expression): Likewise.
1271 * c-typeck.c (build_indirect_ref): Check
1272 c_inhibit_evaluation_warnings rather than skip_evaluation.
1273 (build_conditional_expr, build_binary_op): Likewise.
1275 2009-06-16 Richard Guenther <rguenther@suse.de>
1277 * tree-ssa-alias.c (is_escape_site): Remove.
1278 * tree-ssa-alias.h (enum escape_type): Remove.
1279 (is_escape_site): Likewise.
1280 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
1281 via casts and asms without deferring to is_escape_site.
1283 2009-06-16 Jakub Jelinek <jakub@redhat.com>
1286 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
1287 use gen_lowpart if op0 has complex mode.
1289 2009-06-16 Richard Guenther <rguenther@suse.de>
1291 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
1292 variables add them to ESCAPED.
1293 (find_func_aliases): Do not make all indirectly stored values escaped.
1295 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
1297 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
1300 2009-06-16 Martin Jambor <mjambor@suse.cz>
1302 PR tree-optimization/40432
1303 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
1304 check whether we need to force gimple register operand.
1306 2009-06-16 Martin Jambor <mjambor@suse.cz>
1308 PR tree-optimization/40413
1309 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
1310 build_ref_for_offset.
1311 (propagate_subacesses_accross_link): Fix a typo in a comment.
1313 2009-06-16 Ira Rosen <irar@il.ibm.com>
1315 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1316 with additional parameter.
1317 * tree-vectorizer.h (enum vect_def_type): Add new value
1319 (enum vect_relevant): Add comments.
1320 (vect_is_simple_reduction): Add new argument.
1321 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
1322 Detect nested cycles.
1323 (vect_is_simple_reduction): Update documentation, add an argument to
1324 distinguish inner-loop reduction from nested cycle, detect nested
1325 cycles, fix printings and indentation, don't swap operands in case
1327 (get_initial_def_for_reduction): Handle subtraction.
1328 (vect_create_epilog_for_reduction): Add new argument to specify
1330 (vect_finalize_reduction): Handle subtraction, fix comments.
1331 (vectorizable_reduction): Handle nested cycles. In case of nested
1332 cycle keep track of the reduction variable position. Call
1333 vect_is_simple_reduction with additional parameter. Use original
1334 statement code in reduction epilogue for nested cycle. Call
1335 vect_create_epilog_for_reduction with additional parameter.
1336 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
1337 inner-loop vectorization.
1338 (vect_recog_widen_sum_pattern): Likewise.
1339 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
1341 (vect_mark_stmts_to_be_vectorized): Likewise.
1342 (vect_get_vec_def_for_operand): Handle nested cycles.
1344 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1346 * doc/invoke.texi (Debugging Options): Fix option index entries
1347 for -fdump-statistics, -frandom-seed add entries for
1348 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
1349 (FRV Options): Fix entries for -mTLS, -mtls.
1350 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
1351 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
1352 (M68hc1x Options): Fix @itemx for -mnominmax.
1353 (MCore Options): Fix entry for -mno-lsim.
1354 (MMIX Options): Fix entry for -mabi=mmixware.
1355 (PDP-11 Options): Fix entry for -mbcopy-builtin.
1357 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
1359 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
1360 Mention the plugin mode of gengtype.
1361 * doc/gty.texi (Source Files Containing Type Information): Likewise.
1362 * gengtype.c: Updated copyright.
1363 (plugin_files, nb_plugin_files) Added new static variables.
1364 (measure_input_list) Care about plugin_files.
1365 (write_rtx_next): Added early return in plugin mode.
1366 (create_file): Updated copyright year in generated file. Added
1368 (oprintf): Added early return if NULL outf.
1369 (get_output_file_with_visibility): Care of plugin_files.
1370 (get_output_file_name): May return null.
1371 (write_local): Added early return.
1372 (put_mangled_filename): Ditto.
1373 (finish_root_table): Added check for base_files.
1374 (write_roots): Care about null when plugins.
1375 (main): Added plugin mode.
1377 2009-06-15 Ian Lance Taylor <iant@google.com>
1379 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
1380 * gcov.c (read_count_file): Add braces around variables declared
1383 * c.opt (Wjump-misses-init): New warning.
1384 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
1385 -Wall and -Wc++-compat if not already set.
1386 (c_common_post_options): Clear warn_jump_misses_init if it was not
1388 * c-decl.c (struct c_binding): Change type field to a union with
1389 new label field. Make it the first field in the struct. Update
1390 references to type to use u.type instead.
1391 (struct c_spot_bindings): Define.
1392 (struct c_goto_bindings): Define.
1393 (c_goto_bindings_p): Define, along with VECs.
1394 (struct c_label_vars): Define.
1395 (struct c_scope): Add has_label_bindings field.
1396 (bind_label, set_spot_bindings): New static functions.
1397 (decl_jump_unsafe, update_spot_bindings): New static functions.
1398 (update_label_decls): New static function.
1399 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
1400 Update binding u.label field to shadowed field.
1401 (c_binding_start_stmt_expr): New function.
1402 (c_binding_end_stmt_expr): New function.
1403 (pushdecl): Don't call c_begin_vm_scope.
1404 (make_label): Add defining and p_label_vars parameters. Change
1406 (lookup_label): Correct test for whether a label has not yet been
1407 defined. Call bind_label rather than bind.
1408 (warn_about_goto): New static function.
1409 (lookup_label_for_goto): New function.
1410 (declare_label): Call bind_label rather than bind.
1411 (check_earlier_gotos): New static function.
1412 (define_label): Don't give errors about jumping into statement
1413 expressions or scopes of variably modified types. Call
1414 set_spot_bindings and check_earlier_gotos. Call bind_label
1415 instead of bind. Don't set label_context_stack_se or
1416 label_context_stack_vm.
1417 (c_get_switch_bindings): New function.
1418 (c_release_switch_bindings): New function.
1419 (c_check_switch_jump_warnings): New function.
1420 (start_function): Don't set label_context_stack_se or
1421 label_context_stack_vm.
1422 (finish_function): Likewise.
1423 * c-typeck.c (label_context_stack_se): Don't define.
1424 (label_context_stack_vm): Don't define.
1425 (c_finish_goto_label): Call lookup_label_for_goto rather than
1426 lookup_label. Don't give errors about jumping into a statement
1427 expression or the scope of a variably modified type. Don't set
1428 label_context_stack_se or label_context_stack_vm.
1429 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
1430 fields. Add bindings field.
1431 (c_start_case): Don't set deleted fields. Set bindings field.
1432 (do_case): Rework order of tests. Don't check blocked_stmt_expr
1433 or blocked_vm. Call c_check_switch_jump_warnings.
1434 (c_finish_case): Don't test blocked_stmt_expr field. Call
1435 c_release_switch_bindings.
1436 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
1437 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1438 set label_context_stack_se. Call c_bindings_start_stmt_expr.
1439 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
1440 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1441 set label_context_stack_se. Call c_bindings_end_stmt_expr.
1442 (c_begin_vm_scope, c_end_vm_scope): Don't define.
1443 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
1444 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
1445 (C_DECL_UNJUMPABLE_VM): Don't define.
1446 (C_DECL_UNDEFINABLE_VM): Don't define.
1447 (struct c_label_list): Don't define.
1448 (struct c_label_context_se): Don't define.
1449 (struct c_label_context_vm): Don't define.
1450 (struct c_spot_bindings): Declare.
1451 (c_bindings_start_stmt_expr): Declare.
1452 (c_bindings_end_stmt_expr): Declare.
1453 (lookup_label_for_goto): Declare.
1454 (c_get_switch_bindings, c_release_switch_bindings): Declare.
1455 (c_check_switch_jump_warnings): Declare.
1456 (label_context_stack_se, label_context_stack_vm): Don't declare.
1457 (c_finish_goto_label): Update declaration.
1458 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
1459 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
1460 (Warning Options): Document -Wjump-misses-init.
1462 2009-06-15 Jakub Jelinek <jakub@redhat.com>
1464 * tree-object-size.c (addr_object_size): Fix a pasto in the last
1467 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1469 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
1471 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1473 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
1475 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1477 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
1479 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1481 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
1482 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
1483 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
1484 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
1485 * dwarf2asm.c (dw2_force_const_mem): Update call to
1487 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
1488 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
1489 * langhooks.c (lhd_comdat_group): Remove.
1490 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
1491 * tree.h (DECL_COMDAT_GROUP): New.
1492 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
1493 (tree_decl_with_vis): Add comdat_group. Remove one_only.
1494 (make_decl_one_only): Change signature.
1495 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
1497 (make_decl_one_only): Change signature.
1498 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
1500 2009-06-15 Richard Guenther <rguenther@suse.de>
1503 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
1505 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1507 * tree-ssa-math-opts.c: Remove extra divide.
1509 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1511 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
1513 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1515 * passes.c: Add bswap pass.
1516 * tree-pass.h: Add pass_optimize_bswap declaration.
1517 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
1518 Include rtl.h, expr.h and optabs.h for optab_handler check.
1519 (struct symbolic_number, pass_optimize_bswap): New definition.
1520 (do_shift_rotate, verify_symbolic_number_p): New functions.
1521 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
1522 (gate_optimize_bswap): New function.
1523 * tree.c (widest_int_cst_value): New function.
1524 * tree.h (widest_int_cst_value): Prototype added.
1526 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
1528 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
1529 REG_EQUAL/REG_EQUIV notes.
1531 2009-06-14 Richard Guenther <rguenther@suse.de>
1534 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
1535 has its address taken if NRV was applied and it is addressable.
1536 * tree-ssa-structalias.c (get_constraint_for_address_of): New
1537 function split out from ...
1538 (get_constraint_for_1): ... here.
1539 (handle_rhs_call): Use it to mark the return slot escaped if
1540 it is addressable and NRV was applied.
1542 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
1544 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
1545 Change first argument type to location_t.
1546 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
1547 Do not set input_location.
1548 Use loc instead of input_location throughout.
1550 2009-06-13 Richard Guenther <rguenther@suse.de>
1552 PR tree-optimization/40421
1553 * tree-predcom.c (should_unroll_loop_p): Remove.
1554 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
1556 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
1558 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1559 Add location argument.
1561 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
1563 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
1565 * config/s390/s390.c (s390_build_builtin_va_list): Same.
1566 (s390_gimplify_va_arg): Pass location to create_artificial_label.
1567 * config/spu/spu-protos.h: Add location to
1568 spu_resolve_overloaded_builtin.
1569 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
1570 spu_build_builtin_va_list.
1571 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
1572 argument. Pass location to build_function_call_vec.
1573 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
1575 (emit_fpu_switch): Same.
1576 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
1577 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
1578 to build_decl and create_artificial_label.
1579 (xtensa_gimplify_va_arg_expr): Same.
1580 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
1581 (xstormy16_gimplify_va_arg_expr): Same.
1582 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
1583 * config/arm/arm.c (arm_build_builtin_va_list): Same.
1584 * config/mips/mips.c (mips_build_builtin_va_list): Same.
1585 (mips16_build_function_stub): Same.
1586 (mips16_build_call_stub): Same.
1588 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
1591 * arm/constraints.md (Pa, Pb): New constraints.
1592 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
1593 split pattern to deal with them.
1595 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
1597 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
1598 fix index entry for -Xpreprocessor.
1600 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
1602 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1603 Add location argument to build_decl call.
1604 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
1605 (rs6000_init_builtins): Same.
1606 (spe_init_builtins): Same.
1607 (rs6000_gimplify_va_arg): Add location argument to
1608 create_artificial_label call.
1610 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
1612 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
1613 * combine-stack-adj.c (pass_stack_adjustments): Use it.
1614 * Makefile.in: Fix GGC dependency for gcse.o.
1616 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
1618 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
1619 * gimple-pretty-print.c (dump_gimple_stmt): Same.
1620 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
1622 * c-parser.c (c_parser_binary_expression): Use current column while
1623 building binary operations.
1624 * common.opt (fshow-column): Enable by default.
1625 * tree-vrp.c (check_array_ref): Use warning_at.
1626 (check_array_bounds): Use location from call back if expr has no
1628 * tree.h: Add location argument to maybe_fold_*.
1629 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
1630 (maybe_fold_offset_to_array_ref): Add location argument and use it.
1631 (maybe_fold_offset_to_component_ref): Same.
1632 (maybe_fold_offset_to_reference): Same.
1633 (maybe_fold_offset_to_address): Same.
1634 (maybe_fold_stmt_indirect): Same.
1635 (maybe_fold_stmt_addition): Same.
1636 (fold_stmt_r): Pass location to maybe_fold_*.
1637 (fold_gimple_assign): Same.
1638 * c-tree.h: Add location argument to finish_decl,
1639 default_function_array_conversion, store_init_value.
1640 * c-decl.c (define_label): Use error_at.
1641 (c_make_fname_decl): Pass location to finish_decl.
1642 (finish_decl): New location argument.
1643 (build_compound_literal): Pass location to store_init_value.
1644 (grokdeclarator): Pass location to finish_decl.
1646 * c-typeck.c (array_to_pointer_conversion): New location argument.
1647 (function_to_pointer_conversion): Same.
1648 (default_function_array_conversion): Same.
1649 (parser_build_unary_op): Pass location to overflow_warning.
1650 (parser_build_binary_op): Same. Use warning_at.
1651 (build_unary_op): Pass location to array_to_pointer_conversion.
1652 (build_c_cast): Pass location to digest_init.
1653 (build_modify_expr): New location argument.
1654 (convert_for_assignment): Same.
1655 (store_init_value): Same.
1656 (digest_init): Same.
1657 (output_init_element): Pass location to digest_init and
1658 array_to_pointer_conversion.
1659 (c_finish_return): Pass location to convert_for_assignment.
1660 * gimplify.c (gimplify_conversion): Pass location to
1661 maybe_fold_offset_to_address.
1662 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
1663 to maybe_fold_stmt_addition.
1664 * c-omp.c (c_finish_omp_atomic): Pass new location to
1666 (c_finish_omp_for): Same.
1667 * c-common.c (overflow_warning): New argument.
1668 * c-common.h: New argument to build_modify_expr, overflow_warning.
1669 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
1671 (c_parser_initializer): Pass location to
1672 default_function_array_conversion.
1673 (c_parser_initelt): Same.
1674 (c_parser_initval): Same.
1675 (c_parser_asm_operands): Same.
1676 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
1677 (c_parser_conditional_expression): Same.
1678 (c_parser_binary_expression): Add location info to stack. Use it.
1679 (c_parser_unary_expression): Pass location to
1680 default_function_array_conversion, parser_build_unary_op,
1681 build_indirect_ref, c_parser_postfix_expression_after_primary.
1682 (c_parser_postfix_expression_after_primary): New location argument.
1684 (c_parser_expression_conv): Pass location to
1685 default_function_array_conversion.
1686 (c_parser_expr_list): Same.
1687 (c_parser_omp_atomic): Same.
1688 (c_parser_omp_for_loop): Same.
1689 * c-tree.h: (struct c_declarator): Add comment to id_loc.
1690 (build_array_declarator): New argument.
1691 * c-decl.c (build_array_declarator): Add location argument.
1692 (grokdeclarator): Set id_loc for cdk_array.
1693 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
1694 build_array_declarator.
1695 * tree.c (build_omp_clause): Add location argument.
1696 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
1697 (OMP_CLAUSE_LOCATION): New macro.
1698 (struct tree_omp_clause): Add location field.
1699 (build_omp_clause): Add argument.
1700 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
1701 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
1703 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
1704 (cp_parser_omp_clause_collapse): Same.
1705 (cp_parser_omp_clause_default): Same.
1706 (cp_parser_omp_clause_if): Same.
1707 (cp_parser_omp_clause_nowait): Same.
1708 (cp_parser_omp_clause_num_threads): Same.
1709 (cp_parser_omp_clause_ordered): Same.
1710 (cp_parser_omp_clause_schedule): Same.
1711 (cp_parser_omp_clause_untied): Same.
1712 (cp_parser_omp_for_loop): Same.
1713 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
1714 * c-tree.h (c_start_case): Add location argument.
1715 (c_process_expr_stmt): Same.
1716 (c_finish_goto_*): Same.
1717 * tree-parloops.c (initialize_reductions): Pass location to
1719 (create_parallel_loop): Same.
1720 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
1721 (gfc_trans_omp_reduction_list): Same.
1722 (gfc_trans_omp_clauses): Same.
1723 (gfc_trans_omp_do): Same.
1724 * c-typeck.c (c_finish_goto_label): Same.
1725 (c_finish_goto_ptr): New location argument.
1726 (c_start_case): Same.
1727 (emit_side_effect_warnings): Same.
1728 (c_process_expr_stmt): Same.
1729 (c_finish_stmt_expr): Same.
1730 (c_finish_omp_clauses): Use error_at instead of error.
1731 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
1733 * c-omp.c (c_split_parallel_clauses): New location argument.
1734 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
1735 to build_omp_clause.
1736 (convert_local_reference_stmt): Same.
1737 (convert_gimple_call): Same.
1738 * c-common.h (c_split_parallel_clauses): New argument.
1739 * c-parser.c (c_parser_statement_after_labels): Pass location to
1740 c_finish_goto_label.
1741 (c_parser_switch_statement): Pass location to c_start_case.
1742 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
1743 and c_process_expr_stmt.
1744 (c_parser_omp_variable_list): Add location argument.
1745 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
1746 (c_parser_omp_clause_default): Same.
1747 (c_parser_omp_clause_if): Same.
1748 (c_parser_omp_clause_num_threads): Same.
1749 (-c_parser_omp_clause_ordered): Same.
1750 (c_parser_omp_clause_reduction): Pass location to
1751 c_parser_omp_variable_list.
1752 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
1753 (c_parser_omp_clause_untied): Same.
1754 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
1755 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
1757 * c-tree.h (check_for_loop_decls, undeclared_variable,
1758 build_component_ref, build_array_ref, build_external_ref,
1759 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
1760 build_conditional_expr, build_compound_expr, c_cast_expr,
1761 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
1762 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
1764 * c-semantics.c (build_stmt): Same.
1765 (build_case_label): Same.
1766 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
1767 (undeclared_variable): New argument.
1769 (lookup_label): Pass location on down.
1770 (define_label): Same.
1771 (finish_decl): Same.
1772 (build_compound_literal): Same.
1773 (finish_struct): Same.
1774 (finish_function): Do not set location here.
1775 (check_for_loop_decls): New argument.
1776 * tree.c (save_expr): Set location.
1777 (build_empty_stmt): New argument.
1778 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
1779 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
1780 * builtins.c (gimplify_va_arg_expr): Use locations.
1781 (expand_builtin_sync_operation): Same.
1782 * c-typeck.c (build_component_ref): New argument.
1783 (build_array_ref): Same.
1784 (build_external_ref): Same.
1785 (c_expr_sizeof_expr): Same.
1786 (c_expr_sizeof_type): Same.
1787 (parser_build_unary_op): Same.
1788 (build_conditional_expr): Same.
1789 (build_compound_expr): Pass location on down.
1790 (build_compound_expr): New argument.
1791 (build_c_cast): Same.
1792 (c_cast_expr): Same.
1793 (build_asm_expr): Same.
1794 (c_finish_return): Same.
1795 (c_process_expr_stmt): Pass location on down.
1796 (c_finish_stmt_expr): New argument.
1797 (push_clenaup): Same.
1798 (c_finish_omp_parallel): Same.
1799 (c_finish_omp_task): Same.
1800 * gimplify.c (gimplify_call_expr): Pass location on down.
1801 * c-omp.c (c_finish_omp_master): New argument.
1802 (c_finish_omp_critical): Same.
1803 (c_finish_omp_ordered): Same.
1804 (c_finish_omp_barrier): Same.
1805 (-c_finish_omp_taskwait): Same.
1806 (c_finish_omp_atomic): Same.
1807 (c_finish_omp_flush): Same.
1808 * tree-inline.c (copy_tree_body_r): Pass location on down.
1809 (inline_forbidden_p): Remove use of input_location.
1810 * c-gimplify.c (c_build_bind_expr): New argument.
1811 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
1812 (c_sizeof_or_alignof_type): New argument.
1813 (c_alignof_expr): Same.
1814 (build_va_arg): Same.
1815 (c_add_case_label): Same.
1816 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
1817 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
1818 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
1819 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
1820 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
1821 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
1823 * stub-objc.c (objc_build_selector_expr): Same.
1824 (objc_build_throw_stmt): Same.
1825 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
1826 (c_parser_initelt): Same.
1827 (c_parser_compound_statement): Same.
1828 (c_parser_compound_statement_nostart): Same.
1829 (c_parser_label): Same.
1830 (c_parser_statement_after_labels): Same.
1831 (c_parser_if_body): Same.
1832 (c_parser_else_body): Same.
1833 (c_parser_if_statement): Same.
1834 (c_parser_switch_statement): Same.
1835 (c_parser_while_statement): Same.
1836 (c_parser_do_statement): Same.
1837 (c_parser_for_statement): Same.
1838 (c_parser_asm_statement): Same.
1839 (c_parser_conditional_expression): Same.
1840 (c_parser_binary_expression): Same.
1841 (c_parser_cast_expression): Same.
1842 (c_parser_unary_expression): Same.
1843 (c_parser_sizeof_expression): Same.
1844 (c_parser_alignof_expression): Same.
1845 (c_parser_postfix_expression): Same.
1846 (c_parser_expression): Same.
1847 (c_parser_objc_receiver): Same.
1848 (c_parser_omp_variable_list): Same.
1849 (c_parser_omp_structured_block): Same.
1850 (c_parser_omp_atomic): New argument.
1851 (c_parser_omp_barrier): Same.
1852 (c_parser_omp_critical): Same.
1853 (c_parser_omp_flush): Pass location on down.
1854 (c_parser_omp_for_loop): New argument.
1855 (c_parser_omp_for): Same.
1856 (c_parser_omp_master): Same.
1857 (c_parser_omp_ordered): Same.
1858 (c_parser_omp_sections_scope): Same.
1859 (c_parser_omp_sections): Same.
1860 (c_parser_omp_parallel): Same.
1861 (c_parser_omp_single): Same.
1862 (c_parser_omp_task): Same.
1863 (c_parser_omp_taskwait): Pass location on down.
1864 (c_parser_omp_construct): Same.
1865 (c_parser_omp_threadprivate): Same.
1866 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
1867 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
1868 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
1869 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
1870 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
1871 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
1872 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
1873 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
1874 config/i386/i386.c, stmt.c:
1875 Add location argument to the following function definitions and/or
1876 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
1877 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
1878 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
1879 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
1880 do_case, c_finish_bc_stmt, build_compound_literal,
1881 build_function_call.
1882 * c-decl.c (build_compound_literal): Add location argument.
1883 Make all diagnostic calls use location.
1884 (start_struct): Same.
1885 (finish_struct): Same.
1887 (build_enumerator): Same.
1888 (start_function): Same.
1889 (grokdeclarator): Make all diagnostic calls use location.
1890 (store_parm_decls_oldstyle): Same.
1891 * c-typeck.c (build_function_call): Add location argument.
1892 Make all diagnostic calls use location.
1894 (c_finish_bc_stmt): Same.
1895 * tree-nested.c (get_trampoline_type): Add argument.
1896 Pass location to build_decl.
1897 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
1898 * rtl.h (RTL_LOCATION): New.
1899 * c-common.c (c_add_case_label): Add location argument.
1900 Make all diagnostic calls use location.
1901 * c-common.h: Add location argument to make_fname_decl, do_case,
1902 c_add_case_label, build_function_call, resolve_overloaded_builtin.
1903 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
1904 Set it appropriately for every case. Pass enum_loc to start_enum
1905 call. Pass value_loc first to build_enumerator. Pass enum_loc to
1907 (c_parser_struct_or_union_specifier): Save location. Use it for
1908 start_struct, finish_struct, and parser_xref_tag.
1910 2009-06-12 Ian Lance Taylor <iant@google.com>
1912 * fold-const.c (fold_unary): Rename local variable and to and_expr.
1914 * c-opts.c (c_common_handle_option): For -Wc++-compat set
1915 cpp_opts->warn_cxx_operator_names.
1917 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1920 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
1921 is returns NULL and OP is a VCE, look through the VCE.
1923 2009-06-12 Ian Lance Taylor <iant@google.com>
1926 * collect2.c (main): Use CONST_CAST2 in code inside #if
1927 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
1929 2009-06-12 Joey Ye <joey.ye@intel.com>
1932 * cfgexpand.c (get_decl_align_unit): Update
1933 max_used_stack_slot_alignment with align instead of
1934 stack_alignment_needed.
1936 * function.c (assign_stack_local_1): Update
1937 max_used_stack_slot_alignment with alignment_in_bits instead
1938 of stack_alignment_needed.
1939 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
1942 2009-06-12 Jakub Jelinek <jakub@redhat.com>
1944 * dwarf2out.c (last_var_location_insn): New variable.
1945 (dwarf2out_end_epilogue): Clear last_var_location_insn.
1946 (dwarf2out_var_location): Don't record anything after last real
1947 insn. Only change labels if there were any real instructions
1948 in between last note and this one, or if changed sections.
1950 2009-06-11 Richard Henderson <rth@redhat.com>
1952 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
1953 note when storing the frame pointer in a register.
1954 (FRP): Don't redefine to nothing for epilogue.
1955 (alpha_expand_epilogue): Mark register and sp restores.
1956 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
1958 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
1959 when gen_lowpart is needed.
1961 2009-06-11 Richard Henderson <rth@redhat.com>
1963 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
1965 * dwarf2out.c (need_data_align_sf_opcode): New.
1966 (div_data_align): Move earlier.
1967 (def_cfa_1, reg_save): Use it.
1969 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
1971 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
1972 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
1973 (ix86_handle_option): Handle OPT_mcrc32.
1974 (ix86_target_string): Add -mcrc32.
1975 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
1977 * config/i386/i386.h (TARGET_CRC32): New.
1979 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
1980 (sse4_2_crc32di): Likewise.
1982 * config/i386/i386.opt (mcrc32): New.
1984 * doc/invoke.texi: Document -mcrc32.
1986 2009-06-11 Richard Henderson <rth@redhat.com>
1988 * common.opt (gdwarf-): Accept a version number.
1989 * doc/invoke.texi (gdwarf-): Update docs.
1990 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
1991 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
1992 version level, and record it.
1994 * dwarf2.h (DW_CIE_VERSION): Remove.
1995 * dwarf2out.c (DWARF_VERSION): Remove.
1996 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
1997 (output_call_frame_info): Use CIE version 3 for dwarf3,
1998 or if the return register column is out of range for version 1.
1999 (dwarf_stack_op_name): Add all dwarf3 values.
2000 (DEBUG_PUBTYPES_SECTION): New.
2001 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
2002 encoding change for dwarf3.
2003 (output_die) [dw_val_class_die_ref]: Likewise.
2004 (output_compilation_unit_header): Emit correct version for dwarf3.
2005 (output_line_info): Likewise.
2006 (output_pubnames): Update for DWARF_VERSION removal.
2007 (output_aranges): Likewise.
2008 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
2009 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
2010 (dwarf2out_finish): Likewise.
2012 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2014 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
2017 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2020 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
2021 * builtins.c (expand_builtin_unreachable): New function.
2022 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
2023 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
2024 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
2026 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
2027 searching for missing barriers.
2029 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2031 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
2032 when -fprofile-generate* was passed.
2033 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2035 2009-06-11 Anthony Green <green@moxielogic.com>
2037 * config/moxie/moxie.md: Define length attribute for all instructions.
2039 (*b<cond:code>): Support limited branch ranges for new PC-relative
2040 branch instructions.
2041 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
2043 2009-06-11 Jakub Jelinek <jakub@redhat.com>
2045 * config/i386/i386.c (min_insn_size): Use get_attr_length
2046 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
2049 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
2050 instead of emit_insn_before.
2052 2009-06-10 Ian Lance Taylor <iant@google.com>
2055 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
2058 2009-06-10 Revital Eres <eres@il.ibm.com>
2060 * passes.c (init_optimization_passes): Reschedule
2061 predictive-commoning pass before complete unroll pass.
2063 2009-06-10 Martin Jambor <mjambor@suse.cz>
2065 * cgraph.c (cgraph_node_can_be_local_p): New function.
2066 (cgraph_make_node_local): New function.
2067 * cgraph.h (cgraph_node_can_be_local_p): Declare.
2068 (cgraph_make_node_local): Declare.
2070 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
2072 * tree.h (tree_base): Add packed_flag and user_align fields.
2073 Decrease size of spare field.
2074 (TYPE_USER_ALIGN): Use user_align from tree_base.
2075 (DECL_USER_ALIGN): Likewise.
2076 (TYPE_PACKED): Use packed_flag from tree_base.
2077 (DECL_PACKED): Likewise.
2078 (tree_type): Delete packed_flag and user_align fields. Widen
2079 precision field. Widen mode field and shuffle fields to align
2080 mode on an 8-bit boundary.
2081 (tree_decl_common): Delete decl_flag_1 and user_align fields.
2082 Renumber decl_flag_* fields. Fix comments. Widen
2083 decl_common_unused field.
2084 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
2085 (DECL_EXTERNAL): Likewise.
2086 (DECL_BIT_FIELD): Likewise.
2087 (DECL_NONADDRESSABLE_P): Likewise.
2088 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
2089 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
2091 2009-06-10 Ian Lance Taylor <iant@google.com>
2093 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
2094 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
2095 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
2096 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
2097 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
2098 DEF_VEC_ALLOC_FUNC_P.
2099 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
2100 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
2101 DEF_VEC_ALLOC_FUNC_O.
2102 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
2103 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
2104 DEF_VEC_ALLOC_FUNC_I.
2105 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
2106 (vec_stack_p_reserve_exact_1): Declare.
2107 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
2108 (vec_stack_free): Declare.
2109 (VEC_stack_alloc): Define.
2110 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
2111 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
2112 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
2113 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
2115 (stack_vecs): New static variable.
2116 (vec_stack_p_reserve_exact_1): New function.
2117 (vec_stack_o_reserve_1): New static function.
2118 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
2119 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
2120 (vec_stack_free): New function.
2121 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
2122 (VEC_df_ref_stack_alloc): Define.
2123 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
2124 DEF_VEC_ALLOC_P_STACK.
2125 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
2126 (struct df_collection_rec): Change _vec fields to VEC. Remove
2128 (df_free_collection_rec): Adjust for new fields.
2129 (df_insn_rescan): Use new df_collection_rec fields.
2130 (df_notes_rescan, df_canonize_collection_rec): Likewise.
2131 (df_ref_create_structure, df_ref_record): Likewise.
2132 (df_get_conditional_uses, df_get_call_refs): Likewise.
2133 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
2134 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
2135 (df_record_exit_block_uses, df_bb_verify): Likewise.
2136 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
2137 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
2138 Remove count parameter. Change return type to void. Change all
2140 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
2141 Remove count parameter. Change return type to void. Change all
2143 (df_install_refs): Change old_vec parameter to VEC. Remove count
2144 parameter. Change all callers.
2145 (df_install_mws): Change old_vec parameter to VEC. Remove count
2146 parameter. Change all callers.
2147 (df_refs_verify): Change new_rec parameter to VEC. Change call
2149 (df_mws_verify): Likewise.
2151 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
2153 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
2155 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
2157 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
2159 2009-06-10 Anthony Green <green@moxielogic.com>
2161 * config/moxie/crti.asm: New file.
2162 * config/moxie/crtn.asm: New file.
2163 * config/moxie/moxie.c: New file.
2164 * config/moxie/moxie.h: New file.
2165 * config/moxie/sfp-machine.h: New file.
2166 * config/moxie/moxie-protos.h: New file.
2167 * config/moxie/t-moxie: Created.
2168 * config/moxie/t-moxie-softfp: Created.
2169 * config/moxie/moxie.md: Created.
2170 * config/moxie/constraints.md: Created.
2171 * config.gcc: Add moxie support.
2172 * doc/md.texi (Machine Constraints): Add moxie constraints.
2173 * doc/contrib.texi (Contributors): Mention moxie port.
2174 * doc/install.texi (Specific): Mention the moxie port.
2176 2009-06-09 Ian Lance Taylor <iant@google.com>
2178 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
2180 * optabs.c (optab_table): Only use designated initializers if
2181 HAVE_DESIGNATED_INITIALIZERS is defined.
2182 (convert_optab_table): Likewise.
2183 (init_optabs): Always call init_insn_codes if
2184 HAVE_DESIGNATED_INITIALIZERS is not defined.
2186 2009-06-09 Ian Lance Taylor <iant@google.com>
2188 * targhooks.c (default_builtin_vectorized_function): Change fn
2189 parameter to unsigned int.
2190 (default_builtin_vectorized_conversion): Change code parameter to
2192 (default_builtin_reciprocal): Change fn parameter to unsigned int.
2193 * targhooks.h: Update declarations.
2194 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
2195 parameter to unsigned int.
2197 * c-typeck.c (comptypes_check_enum_int): New static function.
2198 (comptypes_internal): Add enum_and_int_p parameter. Change all
2200 (comp_target_types): Add location parameter. Change all callers.
2201 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
2203 (function_types_compatible_p, type_lists_compatible_p): Likewise.
2204 (build_conditional_expr): Add colon_loc parameter. Change all
2206 (convert_for_assignment): Add location parameter. Change all callers.
2207 * c-parser.c (c_parser_conditional_expression): Pass location of
2208 colon to build_conditional_expr.
2209 * c-tree.h (build_conditional_expr): Update declaration.
2211 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2213 * graphite.c: Revert previous patch.
2215 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2218 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
2220 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
2222 * tree-ssa-loop-prefetch.c
2223 (loop_prefetch_arrays): Fixed a portability problem in printf format
2226 2009-06-09 Martin Jambor <mjambor@suse.cz>
2228 PR tree-optimization/40351
2229 * tree-sra.c (propagate_subacesses_accross_link): Check that a
2230 refrence to a potential artifical subaccess can be constructed.
2232 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2234 * config/sh/sh-protos.h (sh_optimization_options): Declare.
2235 (sh_override_options): Likewise.
2236 * config/sh/sh.c: Include params.h.
2237 (sh_optimization_options): New.
2238 (sh_override_options): Likewise.
2239 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
2240 (OVERRIDE_OPTIONS): Use sh_override_options.
2242 2009-06-08 Jakub Jelinek <jakub@redhat.com>
2244 * dwarf2out.c (emit_cfa_remember): New variable.
2245 (add_fde_cfi): If emit_cfa_remember, recurse to add
2246 DW_CFA_remember_state first.
2247 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
2248 instead just set emit_cfa_remember.
2250 2009-06-08 Jan Hubicka <jh@suse.cz>
2253 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
2255 2009-06-08 Jan Hubicka <jh@suse.cz>
2258 * cgraphunit.c (save_inline_function_body): Do not copy transform
2259 hooks for saved inline bodies.
2260 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
2263 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
2265 * jump.c (returnjump_p): Handle delayed branches. Add missing
2268 2009-06-08 Jan Hubicka <jh@suse.cz>
2271 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
2272 original node might've been modified.
2273 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
2275 2009-06-08 Jakub Jelinek <jakub@redhat.com>
2277 * tree-object-size.c (addr_object_size): Add OSI argument.
2278 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
2279 (compute_builtin_object_size, expr_object_size): Adjust callers.
2280 (plus_stmt_object_size): Call addr_object_size instead of
2281 compute_builtin_object_size.
2283 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
2284 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2286 * tree-ssa-loop-prefetch.c
2287 (gather_memory_references): Introduced a counter for the number of
2289 (anything_to_prefetch_p): Introduced a counter for the number of
2291 (is_loop_prefetching_profitable): New function with a cost model
2293 (loop_prefetch_arrays): Use the new cost model to determine if
2294 prefetching is profitable.
2295 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
2296 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2297 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
2298 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2299 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
2300 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2302 2009-06-08 Michael Matz <matz@suse.de>
2305 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
2306 partitions use the same.
2307 (expand_one_var): Deal with DECL_RTL sometimes begin set also
2308 for basevars of SSA_NAMEs.
2309 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
2310 to not expand them twice.
2311 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
2314 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
2316 * common.opt (fcompare-debug=, fcompare-debug-second): New.
2317 (fdump-final-insns=, gtoggle): New.
2318 * doc/invoke.texi: Document them.
2319 * final.c (rest_of_clean_state): Dump final insn stream.
2320 * gcc.c (invoke_as): Hook in -fcompare-debug.
2321 (static_spec_functions): Add compare-debug-dump-opt,
2322 compare-debug-self-opt and compare-debug-auxbase-opt.
2323 (compare_debug, compare_debug_second, compare_debug_opt): New.
2324 (switches_debug_check, n_switches_debug_check): New.
2325 (debug_auxbase_opt, debug_check_temp_file): New.
2326 (process_command): Handle -fno-compare-debug, -fcompare-debug and
2328 (do_self_spec): Handle arguments after switches.
2329 (do_spec_1): Add .gk extension to temp file basenames for compare.
2330 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
2331 (cc1_options): Use it instead of normal auxbase computation for
2332 the second compare-debug compilation.
2333 (compare_files): New.
2334 (main): Set up and implement compare debug mode.
2335 (compare_debug_dump_opt_spec_function): New.
2336 (compare_debug_self_opt_spec_function): New.
2337 (compare_debug_auxbase_opt_spec_function): New.
2338 * toplev.c (process_options): Handle flag_gtoggle,
2339 flag_dump_final_insns.
2340 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
2341 during -fcompare-debug-second compilation.
2343 2009-06-07 Ian Lance Taylor <iant@google.com>
2345 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
2346 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
2348 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
2349 with no default node. Change warning with %H to warning_at.
2350 Don't clear warn_switch around case checking.
2351 * doc/invoke.texi (Warning Options): Clarify distinction between
2352 -Wswitch and -Wswitch-enum.
2354 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2356 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
2358 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2360 * gbl-ctors.h: Add header guard.
2362 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2364 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
2365 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
2366 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
2367 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
2368 prototypes for removed functions.
2369 (expressions_equal_p): Move to ...
2370 * tree-ssa-sccvn.h: ... here and ...
2371 * matrix-reorg.c: ... adjust includes.
2373 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2375 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
2377 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2379 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
2380 (finish_function): Remove erroneous whitespace.
2382 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2384 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
2385 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
2387 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2389 * errors.c (internal_error): Commentary typo fix.
2390 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
2391 * tree-ssa-pre.c: Ditto.
2393 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2395 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
2396 them is supposed to hold actual statements.
2398 2009-06-06 Ian Lance Taylor <iant@google.com>
2400 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
2401 empty statements can now have attributes.
2403 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
2405 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
2406 * config/mips/mips.md: Ditto.
2408 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
2410 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
2412 (__eabi_uconvert): Likewise.
2414 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
2416 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
2417 CFI_* definitions with IN_GCC.
2419 2009-06-05 David Edelsohn <edelsohn@gnu.org>
2421 * xcoffout.h (xcoffout_source_line): Update prototype.
2423 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2425 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
2426 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
2428 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2431 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
2432 inlined_function_outer_scope_p blocks for artificial inlines
2434 * tree.c (tree_nonartificial_location): Rewrite using
2435 block_nonartificial_location.
2437 2009-06-05 Revital Eres <eres@il.ibm.com>
2438 Leehod Baruch <leehod@il.ibm.com>
2440 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
2441 (expand_expr_real_1): Remove comment.
2442 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2443 Vectorize misaligned access when the target supports it.
2444 (vect_supportable_dr_alignment): Check for unaligned access support.
2445 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
2448 2009-06-05 Julian Brown <julian@codesourcery.com>
2450 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
2451 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
2453 2009-06-05 Richard Guenther <rguenther@suse.de>
2456 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
2459 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2461 * config/s390/s390.c (global_not_special_regno_p): New static inline.
2462 (save_gprs): Don't tell unwinder when a global register is saved.
2463 (s390_emit_epilogue): Emit needed epilogue unwind info.
2465 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2467 * dwarf2out.c (deferred_asm_name): New.
2468 (add_name_and_src_coords_attributes): Defer creation of
2469 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
2471 (move_linkage_attr): New.
2472 (dwarf2out_finish): Revisit deferrals and emit attributes at the
2475 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2477 * tree-nested.c (finalize_nesting_tree_1): Declare the
2478 frame_decl in the binding tree.
2480 2009-06-04 Cary Coutant <ccoutant@google.com>
2482 * basic-block.h (struct basic_block_def): Add discriminator field.
2483 * dbxout.c (dbxout_source_line): Add new parameter. Change all
2485 * debug.c (do_nothing_debug_hooks): Add additional entry.
2486 (debug_nothing_int_charstar_int): New function.
2487 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
2488 (debug_nothing_int_charstar_int): New declaration.
2489 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
2490 discriminator value in .loc directive.
2491 * final.c (last_discriminator): New variable.
2492 (discriminator): New variable.
2493 (final_start_function): Initialize above variables, pass current
2494 discriminator to debug hook.
2495 (notice_source_line): Check for discriminator change.
2496 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
2497 * sdbout.c (sdbout_source_line): New parameter.
2498 * tree-cfg.c (struct locus_discrim_map): New structure type.
2499 (discriminator_per_locus): New hash table.
2500 (build_gimple_cfg): Allocate and free discriminator hash table.
2501 (make_edges): Call assign_discriminator.
2502 (locus_map_hash): New function.
2503 (locus_map_eq): New function.
2504 (next_discriminator_for_locus): New function.
2505 (same_line_p): New function.
2506 (assign_discriminator): New function.
2507 (make_cond_expr_edges): Call assign_discriminator.
2508 (make_gimple_switch_edges): Likewise.
2509 (first_non_label_stmt): New function.
2510 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
2512 * xcoffout.c (xcoffout_source_line): Add new parameter.
2514 * configure.ac (gcc_cv_as_discriminator): New configury check for
2515 gas support for discriminator.
2516 * configure: Regenerate.
2517 * config.in: Regenerate.
2519 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2521 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
2522 val after checking for integers.
2524 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
2526 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
2528 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
2529 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
2530 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
2531 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
2532 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
2533 X64_SSE_REGPARM_MAX.
2534 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
2535 X64_SSE_REGPARM_MAX.
2537 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2539 * gcc.c (report_times_to_file): New.
2540 (execute): Implement it.
2541 (process_command): Support -time=.
2542 * doc/invoke.texi: Document it.
2544 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2546 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
2547 that have value exprs.
2549 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2551 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
2552 declarations for constants until...
2553 (dw2_output_indirect_constant_1): ... this point.
2555 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
2558 * arm.md (arm_addsi3): Don't try to split an add with an
2559 eliminable register until after reload has completed.
2561 2009-06-03 Ian Lance Taylor <iant@google.com>
2563 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
2564 * genattrtab.c (write_length_unit_log): Likewise.
2565 * genchecksum.c (dosum): Likewise.
2566 * gengtype.c (write_rtx_next): Likewise.
2567 (finish_root_table, write_roots): Likewise.
2568 * gimple.c (gimple_ops_offset_): Likewise.
2569 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
2570 * config/arc/arc.c (arc_attribute_table): Likewise.
2571 * config/arm/arm.c (arm_attribute_table): Likewise.
2572 * config/avr/avr.c (avr_attribute_table): Likewise.
2573 * config/crx/crx.c (crx_attribute_table): Likewise.
2574 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
2575 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
2576 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
2577 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
2578 * config/sh/sh.c (sh_attribute_table): Likewise.
2579 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
2580 * config/spu/spu.c (spu_attribute_table): Likewise.
2581 * config/v850/v850.c (v850_attribute_table): Likewise.
2583 * config/alpha/alpha.c (vms_attribute_table): Make static.
2584 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
2585 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
2586 * config/mips/mips.c (mips_attribute_table): Likewise.
2588 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
2590 (cc1-checksum.o): Likewise.
2592 2009-06-03 Steve Ellcey <sje@cup.hp.com>
2594 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
2596 2009-06-03 Jakub Jelinek <jakub@redhat.com>
2598 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
2599 insn if it is changing sp. Use gen_add3_insn instead of
2600 conditionally gen_addsi3 and gen_adddi3.
2601 (offset_below_red_zone_p): New static inline function.
2602 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
2603 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
2604 * config/rs6000/ppc-asm.h: Include auto-host.h.
2605 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
2606 CFI_RESTORE): Define.
2607 * config/rs6000/crtresxgpr.asm: Add unwind info.
2608 * config/rs6000/crtresxfpr.asm: Likewise.
2609 * config/rs6000/crtresgpr.asm: Likewise.
2610 * config/rs6000/crtresfpr.asm: Likewise.
2611 * config/rs6000/crtsavgpr.asm: Likewise.
2612 * config/rs6000/crtsavfpr.asm: Likewise.
2614 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
2615 argument of DWARF2_FRAME_REG_OUT macros.
2617 2009-06-03 Julian Brown <julian@codesourcery.com>
2619 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
2620 words or less (including TImode) in core registers.
2622 2009-06-03 Richard Guenther <rguenther@suse.de>
2625 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
2627 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
2629 * statistics.c (statistics_counter_event): Do not record event
2630 in pass dump if its number == -1.
2631 (curr_statistics_hash): Add assert that we never get passes
2632 with static number == -1.
2634 2009-06-03 Richard Guenther <rguenther@suse.de>
2635 Andrey Belevantsev <abel@ispras.ru>
2637 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
2638 non-BLKmode arrays addressable.
2640 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
2642 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
2643 * config/m68k/m68k.h: ... here.
2644 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
2647 2009-06-03 Martin Jambor <mjambor@suse.cz>
2649 PR tree-optimization/40323
2650 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
2653 2009-06-03 Richard Guenther <rguenther@suse.de>
2655 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
2658 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
2660 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
2661 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
2662 JUMP_TABLE_DATA_P where applicable.
2663 * config/sh/sh.c: Ditto.
2664 * config/sh/sh.h: Ditto.
2665 * config/sh/sh.md: Ditto.
2666 * config/sh/symbian.c: Ditto.
2668 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
2670 * config/i386/driver-i386.c (describe_cache): Optimize
2671 concatenation of strings. Use snprintf instead of sprintf.
2672 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
2673 target when not compiling with GCC.
2675 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
2677 * config/sh/sh.c: Revert last change.
2678 (sh_expand_epilogue): Emit a blockage insn before the frame
2679 pointer adjustment unconditionally.
2681 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2683 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
2684 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
2685 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
2686 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
2687 to COLLECT_GCC_OPTIONS.
2689 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2691 * collect2.c (target_system_root): New variable.
2692 (main): Handle --sysroot=.
2693 (ignore_library): Strip the sysroot from the library path.
2695 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2697 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
2698 (collect2.o): Depend on collect2-aix.h.
2699 (collect2-aix.o): New rule.
2700 * collect2-aix.h: New file.
2701 * collect2-aix.c: Likewise.
2702 * collect2.c: Include collect2-aix.h. Don't undefine
2703 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
2704 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
2705 Use TARGET_AIX_VERSION instead of _AIX51.
2706 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
2707 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
2708 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
2709 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
2710 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
2712 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2714 * collect2.c (ignore_library): Avoid premature post-increment
2717 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2719 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
2720 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
2721 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
2722 CROSS_DIRECTORY_STRUCTURE too.
2723 (LINK_LIBG_SPEC): Likewise.
2724 (LIB_SPEC): Add %R to sysroot paths.
2725 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
2726 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
2727 * config/rs6000/aix51.h: As for aix43.h.
2728 * config/rs6000/aix52.h: Likewise.
2729 * config/rs6000/aix53.h: Likewise.
2730 * config/rs6000/aix61.h: Likewise.
2731 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
2732 to the beginning of sysroot paths.
2734 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2736 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
2737 INSN_LISTs that are out of the REG_NOTE range.
2739 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2741 * loop-unroll.c (struct iv_to_split): Add pointer to next.
2742 (struct var_to_expand): Likewise.
2743 (struct opt_info): Add head and tail for linked lists of the above.
2744 (analyze_insn_to_expand_var): Initialize next.
2745 (analyze_iv_to_split_insn): Likewise.
2746 (analyze_insns_in_loop): Create linked lists.
2747 (allocate_basic_variable): Simplify for use without hash table.
2748 (insert_var_expansion_initialization): Likewise, make it type-safer.
2749 (combine_var_copies_in_loop_exit): Likewise.
2750 (apply_opt_in_copies): Walk lists rather than hash tables.
2751 (release_var_copies): Simplified and inlined by hand into...
2752 (free_opt_info): ... this function.
2754 2009-06-02 Richard Guenther <rguenther@suse.de>
2756 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
2759 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2761 * cfgexpand.c (gimple_expand_cfg): Discard the source location
2762 only for builtins that are not overridden.
2764 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2766 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
2769 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2771 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
2773 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2775 * combine.c (move_deaths): Compare LUIDs within the same BB only.
2777 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2779 * common.opt (fdump-unnumbered-links): New.
2780 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
2781 * print-rtl.c (flag_dump_unnumbered_links): New.
2782 (print_rtx): Test it.
2784 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
2786 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
2787 push/pop multiple to 8-byte alignment.
2789 2009-06-01 Jakub Jelinek <jakub@redhat.com>
2791 * config/i386/i386.c (queued_cfa_restores): New static variable.
2792 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
2794 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
2795 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
2796 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
2797 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
2798 note unconditionally.
2799 (ix86_emit_restore_regs_using_mov): Likewise.
2800 (ix86_emit_restore_sse_regs_using_mov): Likewise.
2801 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
2802 it through to ix86_emit_restore_reg_using_pop.
2803 (ix86_emit_leave): Add RED_OFFSET argument. Call
2804 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
2805 instead of adding REG_CFA_OFFSET note unconditionally.
2806 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
2807 the above functions. Call ix86_add_queued_cfa_restore_notes when
2810 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
2811 force output of the label even for dwarf2out_do_cfi_asm.
2812 (add_fde_cfi): If -g2 and above and cfi might change CFA,
2813 force creation of CFI label and chain DW_CFA_set_loc jumping to it
2814 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
2816 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2817 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
2818 dwarf2out_cfi_label callers.
2819 * tree.h (dwarf2out_cfi_label): Adjust prototype.
2820 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
2821 Adjust dwarf2out_cfi_label callers.
2822 * config/vax/vax.c (vax_output_function_prologue): Likewise.
2824 * config/i386/i386.h (struct machine_cfa_state,
2825 struct machine_function): Guard with ifndef USED_FOR_TARGET
2826 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
2829 * emutls.c (__emutls_get_address): Change arr->size to mean number
2830 of allocated arr->data entries instead of # of slots + 1.
2833 * recog.c (peep2_reinit_state): New function.
2834 (peephole2_init_state): Use it at the end of a basic block and also
2835 when seeing a RTX_FRAME_RELATED_P insn.
2837 2009-06-01 Steve Ellcey <sje@cup.hp.com>
2839 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
2840 fixuns_truncrfdi2): New.
2841 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
2842 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
2843 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
2844 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
2845 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
2846 *recip_approx): Remove.
2847 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
2848 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
2849 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
2851 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
2854 2009-06-01 Ian Lance Taylor <iant@google.com>
2856 * attribs.c (register_attribute): Use CONST_CAST.
2857 * collect2.c (main): Use CONST_CAST2.
2858 (scan_prog_file): Likewise.
2859 * gcc.c (process_command, main): Likewise.
2860 * toplev.c (toplev_main): Likewise.
2862 * c-typeck.c (handle_warn_cast_qual): New static function,
2863 partially broken out of build_c_cast.
2864 (build_c_cast): Call handle_warn_cast_qual.
2865 * doc/invoke.texi (Warning Options): Document new effect of
2868 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
2870 * diagnostic.c (diagnostic_build_prefix): Always print columns.
2871 (diagnostic_report_current_module): Print columns.
2872 * common.opt (flag_show_column): Enable by default.
2874 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
2876 * alias.c (find_base_term): Check for NULL term before returning.
2878 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2880 Revert due to PR40320:
2881 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2882 * calls.c (emit_library_call_value_1): Don't force_operand for move
2885 2009-06-01 Olivier Hainque <hainque@adacore.com>
2886 Eric Botcazou <ebotcazou@adacore.com>
2888 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
2889 to be processed as a bitfield for constructor output purposes.
2890 * output.h (initializer_constant_valid_for_bitfield_p): Declare
2892 * varasm.c (oc_local_state): New type, output_constructor
2893 local state to support communication with helpers.
2894 (oc_outer_state): New type, output_constructor outer state of
2895 relevance in recursive calls.
2896 (output_constructor_array_range): New output_constructor helper,
2897 extracted code for an array range element.
2898 (output_constructor_regular_field): New output_constructor helper,
2899 extracted code for an element that is not a bitfield.
2900 (output_constructor_bitfield): New output_constructor helper,
2901 extracted code for a bitfield element. Accept an OUTER state
2902 argument for recursive processing. Recurse on record or array
2903 CONSTRUCTOR values, possibly past noop conversions.
2904 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
2905 VALUE is a valid constant-valued expression for use in a static
2906 bit-field initializer.
2907 (output_constructor): Rework to use helpers. Accept and honor an
2908 OUTER state argument for recursive calls. Return total size. Be
2909 prepared for nested constructors initializing bitfields.
2910 (output_constant): Feed OUTER in calls to output_constructor.
2912 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2914 * calls.c (emit_library_call_value_1): Don't force_operand for move
2917 2009-06-01 Nick Clifton <nickc@redhat.com>
2919 * doc/invoke.texi (IA-64 Options): Fix typo.
2921 2009-06-01 Ira Rosen <irar@il.ibm.com>
2923 PR tree-optimization/39129
2924 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
2926 (vect_do_peeling_for_loop_bound): Use
2927 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
2928 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
2929 (vect_loop_versioning): Likewise.
2930 (vect_create_cond_for_alias_checks): Fix indentation.
2931 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
2933 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
2934 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
2935 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
2936 "control flow in loop".
2937 (vect_estimate_min_profitable_iters): Use
2938 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
2939 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
2940 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2941 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
2942 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
2943 statement belongs to a group of strided accesses with the exact code
2945 (vectorizable_load): Likewise.
2946 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
2947 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
2949 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
2951 * config/freebsd-stdint.h: New file.
2952 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
2953 Add freebsd-stdint.h to tm_file.
2955 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
2957 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
2958 (thumb2_extendhidi2): Likewise.
2960 2009-05-31 Ian Lance Taylor <iant@google.com>
2962 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
2964 2009-05-31 Ian Lance Taylor <iant@google.com>
2966 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
2967 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
2968 (ipa-reference.o): Depend upon gt-ipa-reference.h.
2970 2009-05-31 Jason Merrill <jason@redhat.com>
2972 * tree-pretty-print.c (print_call_name): Take the callee, not the
2973 call itself. Make non-static. Use dump_function_name for functions.
2974 (dump_generic_node): Adjust.
2975 * diagnostic.h: Declare print_call_name.
2976 * gimple-pretty-print.c (dump_gimple_call): Use it.
2978 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
2980 * config/sh/sh.md (ashldi3_std): New define_expand.
2983 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
2986 * config/sh/sh.c: Include debug.h.
2987 (sh_expand_epilogue): Emit a blockage insn before the frame
2988 pointer adjustment also when dwarf2out_do_frame returns true.
2990 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
2992 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
2993 (thumb2_extendqidi2): New pattern.
2995 2009-05-31 Ira Rosen <irar@il.ibm.com>
2997 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
2998 mark phis for renaming.
2999 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
3000 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
3001 Call mark_sym_for_renaming.
3002 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
3003 * tree-vect-loop.c (vect_transform_loop): Remove
3004 vect_memsyms_to_rename initialization and a call to
3005 mark_set_for_renaming.
3007 2009-05-31 Jakub Jelinek <jakub@redhat.com>
3010 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
3011 frame related even if !set_cfa && style < 0.
3013 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
3015 * config/i386/mingw-tls.c: New file.
3016 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
3017 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
3018 defining _WIN32 but not __CYGWIN__.
3020 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3022 * configure.ac: Add MPC support.
3024 * config.in, configure: Regenerate.
3026 2009-05-29 Richard Henderson <rth@redhat.com>
3028 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
3029 NOTE_INSN_BASIC_BLOCK.
3030 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
3031 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
3032 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
3034 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
3036 (add_cfi): Disable check redefining cfa away from drap.
3037 (lookup_cfa_1): Add remember argument; handle remember/restore.
3038 (lookup_cfa): Pass remember argument.
3039 (cfa_remember): New.
3040 (compute_barrier_args_size_1): Remove sibcall check.
3041 (dwarf2out_frame_debug_def_cfa): New.
3042 (dwarf2out_frame_debug_adjust_cfa): New.
3043 (dwarf2out_frame_debug_cfa_offset): New.
3044 (dwarf2out_frame_debug_cfa_register): New.
3045 (dwarf2out_frame_debug_cfa_restore): New.
3046 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
3047 (dwarf2out_begin_epilogue): New.
3048 (dwarf2out_frame_debug_restore_state): New.
3049 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
3050 DW_CFA_restore_state.
3051 (output_cfi_directive): Likewise.
3052 (convert_cfa_to_fb_loc_list): Likewise.
3053 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
3054 * dwarf2out.h: Update.
3055 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
3056 (copy_insn_1): Early out for null.
3057 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
3058 and dwarf2out_frame_debug_restore_state.
3059 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
3060 (prologue_insn_hash, epilogue_insn_hash): New.
3061 (free_after_compilation): Adjust freeing accordingly.
3062 (record_insns): Create hash table if needed; push insns into
3063 hash instead of array.
3064 (maybe_copy_epilogue_insn): New.
3065 (contains): Search hash table instead of array.
3066 (sibcall_epilogue_contains): Remove.
3067 (thread_prologue_and_epilogue_insns): Split eh_return insns
3068 and mark them as epilogues.
3069 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
3070 scanning in terms of basic blocks.
3071 * insn-notes.def (CFA_RESTORE_STATE): New.
3072 * jump.c (returnjump_p_1): Accept EH_RETURN.
3073 (eh_returnjump_p_1, eh_returnjump_p): New.
3074 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
3075 CFA_REGISTER, CFA_RESTORE): New.
3076 * rtl.def (EH_RETURN): New.
3077 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
3079 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
3080 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
3082 * config/i386/i386.c (gen_push): Update cfa state.
3083 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
3084 add a CFA_ADJUST_CFA note.
3085 (ix86_dwarf_handle_frame_unspec): Remove.
3086 (ix86_expand_prologue): Update cfa state.
3087 (ix86_emit_restore_reg_using_pop): New.
3088 (ix86_emit_restore_regs_using_pop): New.
3089 (ix86_emit_leave): New.
3090 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
3091 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
3092 * config/i386/i386.h (struct machine_cfa_state): New.
3093 (ix86_cfa_state): New.
3094 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
3095 (eh_return_internal): Merge from eh_return_<mode>,
3096 use eh_return rtx, split w/ epilogue.
3098 2009-05-29 Ian Lance Taylor <iant@google.com>
3100 * builtins.c (validate_gimple_arglist): Don't use va_arg with
3102 * calls.c (emit_library_call_value_1): Likewise.
3104 * c-typeck.c (c_build_va_arg): New function.
3105 * c-tree.h (c_build_va_arg): Declare.
3106 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
3107 instead of build_va_arg.
3109 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
3111 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
3112 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
3113 (ptr_difference_cost): Use affine combinations to compute it.
3114 (difference_cost): Likewise.
3115 (get_computation_cost_at): Compute more accurate cost for addresses
3116 if the ratio is a multiplier allowed in addresses.
3117 For non-addresses, consider that an additional offset or symbol is
3120 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3122 * config/i386/i386.c (ix86_decompose_address): Avoid useless
3123 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
3125 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
3126 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
3127 (prefix_rex): For UNIT_MMX don't imply the prefix by default
3129 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
3130 to 1 for TYPE_SSE{IADD1,CVT1}.
3131 (prefix_vex_imm8): Removed.
3132 (length_vex): Only pass 1 as second argument to
3133 ix86_attr_length_vex_default if prefix_extra is 0.
3134 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
3135 (length): For prefix vex computation use length_immediate
3136 attribute instead of prefix_vex_imm8.
3137 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
3138 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
3139 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
3140 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
3141 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
3142 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
3143 a space in between the operands.
3144 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
3145 if one operand is 0xff and the other one si, di, bp or sp.
3146 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
3147 other one si, di, bp or sp.
3148 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
3149 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
3150 type and mode attributes.
3151 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
3152 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
3153 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
3154 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
3155 prefix_data16 attribute iff MODE_DF.
3156 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
3157 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
3158 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
3159 constm128_operand in length_immediate computation.
3160 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
3161 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
3162 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
3163 length_immediate attribute to 1.
3164 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
3165 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
3166 for certain alternatives.
3167 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
3168 prefix_data16 attribute if MODE_V1DF.
3169 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
3170 length_immediate to 1.
3171 (set_got_rex64, set_rip_rex64): Remove length attribute, set
3172 length_address to 4, set mode attribute to MODE_DI.
3173 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
3174 (fxam<mode>2_i387): Set length attribute to 4.
3175 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
3176 *prefetch_3dnow_rex): Override length_address attribute.
3177 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
3179 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
3180 (constm128_operand): Removed.
3181 * config/i386/i386.c (memory_address_length): For
3182 disp && !index && !base in 64-bit mode account for SIB byte if
3183 print_operand_address can't optimize disp32 into disp32(%rip)
3184 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
3185 for fs: or gs: segment.
3186 (ix86_attr_length_immediate_default): When checking if shortform
3187 is possible, truncate immediate to the length of the non-shortened
3189 (ix86_attr_length_address_default): Ignore MEM_P operands
3191 (ix86_attr_length_vex_default): Only check for DImode on
3192 GENERAL_REG_P operands.
3193 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
3194 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
3195 (sse_cvttps2pi): Clear prefix_rep attribute.
3196 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
3198 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
3199 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
3200 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
3201 iff operand 2 is const_int_operand.
3202 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
3203 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
3204 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
3206 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
3208 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
3209 prefix_data16 attribute for movlpd and movhpd instructions.
3210 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
3211 length_immediate for shufpd instruction.
3212 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
3213 (avx_cmpp<avxmodesuffixf2c><mode>3,
3214 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
3215 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
3216 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
3217 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
3218 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
3219 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
3220 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
3221 prefix_data16 attribute for the first alternative to 1.
3222 (*avx_loadlps): Override length_immediate for the first alternative.
3223 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
3224 attributes for second alternative.
3225 (*vec_concatv2sf_sse4_1): Override length_immediate and
3226 prefix_data16 attributes for second alternative.
3227 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
3228 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
3229 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
3230 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
3231 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
3232 prefix_data16 and length_immediate to 1.
3233 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
3235 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
3236 prefix_extra attribute for variants that don't have 0f prefix alone.
3237 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
3238 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
3239 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
3240 *sse4_1_pextrd): Set length_immediate to 1.
3241 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
3242 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
3244 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
3245 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
3246 length_immediate to 1 for second alternative.
3247 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
3248 prefix_extra and length_immediate attributes for the first
3250 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
3252 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
3253 to 1 for the first and third alternative.
3254 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
3256 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
3258 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
3260 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
3261 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
3262 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
3263 *avx_psign<mode>3): Set prefix_extra attribute to 1.
3264 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
3265 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
3266 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
3267 ssse3_psign<mode>3): Override prefix_rex attribute.
3268 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
3269 (ssse3_palignrti): Override length_immediate to 1.
3270 (ssse3_palignrdi): Override length_immediate to 1, override
3271 prefix_rex attribute.
3272 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
3273 (sse4a_extrqi): Override length_immediate to 2.
3274 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
3275 (sse4a_insertq): Override prefix_data16 to 0.
3276 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
3277 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
3278 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
3279 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
3280 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
3281 and length_immediate to 1.
3282 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
3283 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
3284 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
3285 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
3286 and length_immediate to 1.
3287 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
3288 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
3289 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
3290 avx_ptest256): Override prefix_extra to 1.
3291 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
3292 Override prefix_data16 and length_immediate to 1.
3293 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
3294 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
3295 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
3296 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
3297 prefix_data16 to 0 and prefix_extra to 2.
3298 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
3299 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
3301 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
3302 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
3303 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
3304 and prefix_extra to 2.
3305 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
3306 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
3307 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
3308 avx_vpermilvar<mode>3,
3309 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
3310 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
3311 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
3312 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
3313 Override prefix_extra to 1.
3314 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
3315 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
3316 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
3317 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
3318 prefix_extra and length_immediate to 1.
3319 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
3321 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
3322 to 1 for the first alternative.
3323 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
3324 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
3326 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
3327 *movv2sf_internal_avx, *movv2sf_internal): Override
3328 prefix_rep attribute for certain alternatives.
3329 (*mov<mode>_internal): Override prefix_rep or prefix_data16
3330 attributes for certain alternatives.
3331 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
3332 attributes for certain alternatives.
3333 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
3334 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
3335 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
3336 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
3337 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
3338 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
3339 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
3340 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
3341 length_immediate to 1 if operand 2 is const_int_operand.
3342 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
3343 *vec_extractv2si_1): Set length_immediate attribute to 1.
3344 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
3345 using old 3DNOW insn rather than SSE/3DNOW_A.
3346 (mmx_emms, mmx_femms): Clear modrm attribute.
3348 2009-05-29 Martin Jambor <mjambor@suse.cz>
3350 * tree-sra.c: New implementation of SRA.
3352 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
3353 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
3354 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
3355 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
3356 (SRA_MAX_STRUCTURE_COUNT): Removed.
3357 (SRA_FIELD_STRUCTURE_RATIO): Removed.
3358 * doc/invoke.texi (sra-max-structure-size): Removed.
3359 (sra-field-structure-ratio): Removed.
3361 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3364 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
3367 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
3369 PR rtl-optimization/40101
3370 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
3371 seqno. Adjust comment.
3372 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
3373 inserting bookkeeping before a jump, the jump is not scheduled.
3374 When no positive seqno found, provide a value. Add comment.
3376 2009-05-29 Richard Guenther <rguenther@suse.de>
3378 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
3379 short-cutting on the first component.
3381 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3384 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
3385 for trees other than decls/types.
3387 2009-05-29 Richard Guenther <rguenther@suse.de>
3389 * tree-ssa-operands.c (get_expr_operands): Do not handle
3390 INDIRECT_REFs in the handled-component case. Remove
3391 unused get_ref_base_and_extent case.
3392 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
3393 tree_low_cst and host_integerp where possible.
3394 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
3395 codes for equivalence.
3396 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
3398 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
3400 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
3401 to tmake_file for i[34567]86-*-cygwin*.
3403 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3406 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
3407 (altivec_categorize_keyword, init_vector_keywords,
3408 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
3411 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
3413 * tree.c (handle_dll_attribute): Check if node is
3414 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
3416 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
3418 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
3420 (thumb2_zero_extendqidi2): Likewise.
3422 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
3424 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
3425 instead of gen_movrt.
3426 * config/sh/sh.md (movrt): Remove.
3428 2009-05-28 Steve Ellcey <sje@cup.hp.com>
3430 * doc/invoke.texi (IA-64 Options):
3431 Add -msdata, -mfused-madd, -mno-inline-float-divide,
3432 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
3433 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
3434 -msched-prefer-non-control-spec-insns,
3435 -msched-stop-bits-after-every-cycle,
3436 -msched-count-spec-in-critical-path,
3437 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
3438 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
3439 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
3440 and -msched-spec-verbose.
3442 2009-05-28 Joseph Myers <joseph@codesourcery.com>
3444 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
3445 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
3447 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
3449 2009-05-28 Richard Guenther <rguenther@suse.de>
3451 * tree-ssa-alias.c (ao_ref_init): New function.
3452 (ao_ref_base): Likewise.
3453 (ao_ref_base_alias_set): Likewise.
3454 (ao_ref_alias_set): Likewise.
3455 (refs_may_alias_p_1): Change signature.
3456 (refs_may_alias_p): Adjust.
3457 (refs_anti_dependent_p): Likewise.
3458 (refs_output_dependent_p): Likewise.
3459 (call_may_clobber_ref_p_1): Change signature.
3460 (call_may_clobber_ref_p): Adjust.
3461 (stmt_may_clobber_ref_p_1): New function split out from ...
3462 (stmt_may_clobber_ref_p): ... here.
3463 (maybe_skip_until): Adjust signature.
3464 (get_continuation_for_phi): Likewise.
3465 (walk_non_aliased_vuses): Likewise.
3466 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
3467 (ao_ref_init): Declare.
3468 (ao_ref_base): Likewise.
3469 (ao_ref_alias_set): Likewise.
3470 (stmt_may_clobber_ref_p_1): Likewise.
3471 (walk_non_aliased_vuses): Adjust.
3472 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
3473 (get_ref_from_reference_ops): remove.
3474 (vn_reference_lookup_2): Adjust signature.
3475 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
3476 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
3477 (vn_reference_lookup): Adjust.
3478 (vn_reference_insert): Likewise.
3479 (vn_reference_insert_pieces): Adjust signature.
3480 (visit_reference_op_call): Adjust.
3481 * tree-ssa-pre.c (get_expr_type): Simplify.
3482 (phi_translate_1): Adjust.
3483 (compute_avail): Likewise.
3484 (translate_vuse_through_block): Do not re-build trees.
3485 (value_dies_in_block_x): Likewise.
3486 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
3488 (vn_reference_lookup_pieces): Adjust declaration.
3489 (vn_reference_insert_pieces): Likewise.
3491 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
3493 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
3494 with checking disabled.
3496 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
3500 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
3501 macro definition for support of three-operand format aligned
3502 .comm directive in assembler on cygwin/pe/mingw target OS.
3503 * configure: Regenerate.
3504 * config.h: Regenerate.
3506 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
3507 aligned form of .comm directive if -mpe-aligned-commons is in effect.
3508 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
3510 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
3511 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
3513 2009-05-28 Ira Rosen <irar@il.ibm.com>
3515 PR tree-optimization/40254
3516 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
3517 in analysis of basic blocks.
3519 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
3522 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
3523 * target-def.h (TARGET_CONST_ANCHOR): New macro.
3524 (TARGET_INITIALIZER): Use it.
3525 * cse.c (CHEAPER): Move it up to the other macros.
3526 (insert): Rename this ...
3527 (insert_with_costs): ... to this. Add cost parameters. Update
3529 (insert): New function. Call insert_with_costs.
3530 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
3531 find_reg_offset_for_const, try_const_anchors): New functions.
3532 (cse_insn): Call try_const_anchors. Adjust cost of src_related
3533 when using a const-anchor. Call insert_const_anchors.
3534 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
3535 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
3537 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3539 * tree-inline.c (remap_decls): Enable nonlocalized variables
3540 when not optimizing.
3542 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3544 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
3545 Simplify other tests involving optimize.
3547 2009-05-27 Tom Tromey <tromey@redhat.com>
3549 * unwind-dw2.c (_Unwind_DebugHook): New function.
3550 (uw_install_context): Call _Unwind_DebugHook.
3552 2009-05-27 Tom Tromey <tromey@redhat.com>
3554 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
3556 2009-05-27 Ian Lance Taylor <iant@google.com>
3558 * Makefile.in (LINKER, LINKER_FLAGS): Define.
3559 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
3560 (ALL_LINKERFLAGS): Define.
3561 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
3562 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
3563 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
3564 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
3565 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
3566 $(LINKER_FOR_BUILD).
3567 (build/gcov-iov$(build_exeext)): Likewise.
3569 2009-05-27 Julian Brown <julian@codesourcery.com>
3571 * gcse.c (target.h): Include.
3572 (can_assign_to_reg_without_clobbers_p): Check that the target allows
3573 copy of argument to a pseudo register.
3575 2009-05-27 Diego Novillo <dnovillo@google.com>
3577 * tree-ssa-live.c (dump_scope_block): Document arguments.
3578 (dump_scope_blocks): Document.
3579 (debug_scope_blocks): New.
3580 * tree-flow.h (debug_scope_blocks): Declare.
3582 2009-05-21 Denis Chertykov <denisc@overta.ru>
3584 * doc/contrib.texi (Contributors): Add myself to the list.
3586 2009-05-27 Olivier Hainque <hainque@adacore.com>
3588 * expr.c (target_align): New function. Alignment the TARGET of an
3589 assignment may be assume to have.
3590 (highest_pow2_factor_for_target): Use it instead of relying on
3591 immediate tree attributes of TARGET, not necessarily honored when
3592 intermediate bitfields are involved.
3594 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
3597 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3598 AVX, SSE4, AES, PCLMUL and POPCNT.
3600 2009-05-27 Diego Novillo <dnovillo@google.com>
3602 * tree-pretty-print.c (dump_location): New.
3603 (dump_generic_node): Call it.
3604 Factor code to handle BLOCK nodes ...
3605 (dump_block_node): ... here.
3607 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
3609 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
3611 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
3613 * gcc-plugin.h: Include config.h and system.h.
3614 (IN_GCC): Define if not defined.
3616 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
3619 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
3622 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
3624 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
3626 * config/m32r/m32r.h: Ditto.
3627 * config/m32r/m32r.md: Ditto.
3628 * config/m32r/predicates.md: Ditto.
3630 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
3632 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
3634 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
3637 (Loading plugins): typo.
3638 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
3639 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
3640 (Interacting with the GCC Garbage Collector): Added new section.
3641 (Giving information about a plugin): Added new section for
3643 * ggc.h (ggc_register_root_tab): Added declaration.
3644 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
3645 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
3646 (register_callback): Improved comment in declaration.
3647 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
3648 (extra_root_vec) Added static variable for dynamic roots registration.
3649 (ggc_register_root_tab) Added new routine.
3650 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
3651 PLUGIN_GGC_MARKING event.
3652 * ggc-zone.c: Include plugin.h.
3653 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
3654 * ggc-page.c: Include plugin.h.
3655 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
3656 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
3657 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
3658 (register_callback): check lack of callbacks for
3659 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
3660 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
3661 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
3662 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
3663 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
3664 dependency on plugin.h.
3665 (plugin.o): Added dependency on ggc.h...
3667 2009-05-26 Richard Guenther <rguenther@suse.de>
3671 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
3672 with mismatched comparison modes.
3674 * expr.c (expand_expr_real_1): Expand the operand of a
3675 VIEW_CONVERT_EXPR in its natural mode.
3677 2009-05-26 Ian Lance Taylor <iant@google.com>
3679 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
3680 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
3681 (ALL_COMPILERFLAGS): Define.
3682 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
3683 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
3684 (collect2$(exeext), collect2.o): Likewise.
3685 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
3686 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
3687 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
3688 (libbackend.o, intl.o, cppdefault.o): Likewise.
3689 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
3690 (build/%.o): Use $(COMPILER_FOR_BUILD).
3691 (build/gen%$(build_exeext)): Likewise.
3692 (build/gcov-iov$(build_exeext)): LIkewise.
3693 * config/t-darwin (darwin.o): Use $(COMPILER).
3694 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
3695 * config/t-sol2 (sol2-c.o): Likewise.
3697 * config/t-vxworks (vxworks.o): Likewise.
3698 * config/x-darwin (host-darwin.o): Likewise.
3699 * config/x-hpux (host-hpux.o): Likewise.
3700 * config/x-linux (host-linux.o): Likewise.
3701 * config/x-solaris (host-solaris.o): Likewise.
3702 * config/alpha/x-alpha (driver-alpha.o): Likewise.
3703 * config/arm/t-arm (arm-c.o): Likewise.
3704 * config/arm/t-pe (pe.o): Likewise.
3705 * config/arm/t-wince-pe (pe.o): Likewise.
3706 * config/i386/t-cygming (winnt.o): Likewise.
3707 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
3708 * config/i386/t-cygwin (cygwin1.o): Likewise.
3709 (cygwin2.o): Likewise.
3710 * config/i386/t-i386 (i386-c.o): Likewise.
3711 * config/i386/t-interix (winnt.o): Likewise.
3712 * config/i386/t-netware (netware.o): Likewise.
3713 * config/i386/t-nwld (nwld.o): Likewise.
3714 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
3715 * config/i386/x-i386 (driver-i386.o): Likewise.
3716 * config/i386/x-cygwin (host-cygwin.o): Likewise.
3717 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
3718 * config/ia64/t-ia64 (ia64-c.o): Likewise.
3719 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
3720 * config/mips/x-native (driver-native.o): Likewise.
3721 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
3722 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
3723 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
3724 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
3725 * config/score/t-score-elf (score7.o): Likewise.
3726 (score3.o): Likewise.
3727 * config/sh/t-sh (sh-c.o): Likewise.
3728 * config/sh/t-symbian (sh-c.o): Likewise.
3729 (symbian.o): Likewise.
3730 * config/spu/t-spu-elf (spu-c.o): Likewise.
3731 * config/v850/t-v850 (v850-c.o): Likewise.
3732 * config/v850/t-v850e (v850-c.o): Likewise.
3734 2009-05-26 Richard Guenther <rguenther@suse.de>
3736 PR tree-optimization/40122
3737 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
3738 VECTOR_CSTs if possible.
3739 (fold_gimple_assign): Likewise.
3741 2009-05-26 Richard Guenther <rguenther@suse.de>
3744 * fold-const.c (fold_binary): Use the correct types for building
3747 2009-05-26 Richard Guenther <rguenther@suse.de>
3749 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
3750 redundant calls to merge_alias_info.
3751 (bump_vector_ptr): Likewise.
3752 * tree-ssa-copy.c (merge_alias_info): Remove.
3753 (replace_exp_1): Remove call to merge_alias_info.
3754 (propagate_tree_value): Likewise.
3755 (fini_copy_prop): Propagate points-to info.
3756 * tree-flow.h (merge_alias_info): Remove.
3758 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3760 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
3762 2009-05-25 Jan Hubicka <jh@suse.cz>
3764 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
3765 * cgraph.h (struct inline_summary): New filed self_wize,
3766 size_inlining_benefit, self_time and time_inlining_benefit.
3767 (struct cgraph_global_info): Replace insns by time ans size fields.
3768 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
3769 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
3770 (ipcp_update_callgraph): Do not touch function bodies.
3771 * ipa-inline.c: Include except.h
3772 (MAX_TIME): New constant.
3773 (overall_insns): Remove.
3775 (overall_size, max_benefit): New static variables.
3776 (cgraph_estimate_time_after_inlining): New function.
3777 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
3778 (cgraph_clone_inlined_nodes): Update size.
3779 (cgraph_mark_inline_edge): Update size.
3780 (cgraph_estimate_growth): Use size info.
3781 (cgraph_check_inline_limits): Check size.
3782 (cgraph_default_inline_p): Likewise.
3783 (cgraph_edge_badness): Compute badness based on benefit and size cost.
3784 (cgraph_decide_recursive_inlining): Check size.
3785 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
3787 (cgraph_decide_inlining): Likewise.
3788 (cgraph_decide_inlining_incrementally): Likewise; honor
3789 PARAM_EARLY_INLINING_INSNS.
3790 (likely_eliminated_by_inlining_p): New predicate.
3791 (estimate_function_body_sizes): New function.
3792 (compute_inline_parameters): Use it.
3793 * except.c (must_not_throw_labels): New function.
3794 * except.h (must_not_throw_labels): Declare.
3795 * tree-inline.c (init_inline_once): Kill inlining_weigths
3796 * tree-ssa-structalias.c: Avoid uninitialized warning.
3797 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
3798 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
3799 (PARAM_INLINE_CALL_COST): Remove.
3800 (PARAM_EARLY_INLINING_INSNS): New.
3802 2009-05-25 Richard Guenther <rguenther@suse.de>
3804 PR tree-optimization/36327
3805 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
3806 callback for reference translation or lookup at the point of may-defs.
3807 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
3808 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
3809 for union COMPONENT_REFs.
3810 (vn_reference_lookup_3): New callback. Lookup from memset
3811 and CONSTRUCTOR assignment, translate through struct copies.
3812 (vn_reference_lookup_pieces): Make sure to not free the
3813 passed operands array. Adjust walk_non_aliased_vuses call.
3814 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
3815 make sure we do not leak memory.
3817 2009-05-25 Richard Guenther <rguenther@suse.de>
3819 * tree-ssa-alias.h (dump_points_to_solution): Declare.
3820 * tree-inline.c (expand_call_inline): Reset the escaped and
3822 * tree-ssa-structalias.c (pass_build_ealias): New.
3823 * tree-pass.h (pass_build_ealias): Declare.
3824 * passes.c (init_optimization_passes): Add PTA during
3825 early optimizations.
3826 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
3827 and CALLUSED solutions.
3828 (dump_points_to_solution): New function, split out from ...
3829 (dump_points_to_info_for): ... here.
3830 * tree-parloops.c (parallelize_loops): Reset the escaped and
3833 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3836 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
3837 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
3839 2009-05-25 Ira Rosen <irar@il.ibm.com>
3841 PR tree-optimization/40238
3842 * tree-vect-stmts.c (vect_init_vector): Insert initialization
3843 statements after basic block's labels.
3844 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
3845 to free the allocated memory.
3847 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
3849 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
3850 return address with a USE.
3852 2009-05-24 Richard Guenther <rguenther@suse.de>
3855 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
3856 array type from the main variant of the inner type.
3858 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3860 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
3861 definition to bool (from int) to un-break build.
3862 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
3864 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
3866 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
3867 discard_stmt_changes): Delete.
3868 * tree-ssa-operands.c (scb_stack): Delete.
3869 (init_ssa_operands): Do not initialize it.
3870 (fini_ssa_operands): Do not free it.
3871 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
3873 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
3874 update_stmt, remove the others. Fix comments.
3875 * tree-dfa.c (optimize_stack_restore): Likewise.
3876 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
3877 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
3878 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3879 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
3881 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3882 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3883 (dom_opt_finalize_block): Likewise, adjusting access to
3885 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
3886 (stmts_to_rescan): Change item type to gimple.
3887 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
3889 2009-05-24 Ira Rosen <irar@il.ibm.com>
3891 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
3892 * tree-pass.h (pass_slp_vectorize): New pass.
3893 * params.h (SLP_MAX_INSNS_IN_BB): Define.
3894 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
3895 * tree-vectorizer.c (timevar.h): Include.
3896 (user_vect_verbosity_level): Declare.
3897 (vect_location): Fix comment.
3898 (vect_set_verbosity_level): Update user_vect_verbosity_level
3899 instead of vect_verbosity_level.
3900 (vect_set_dump_settings): Add an argument. Ignore user defined
3901 verbosity if dump flags require higher level of verbosity. Print to
3902 stderr only for loop vectorization.
3903 (vectorize_loops): Update call to vect_set_dump_settings.
3904 (execute_vect_slp): New function.
3905 (gate_vect_slp): Likewise.
3906 (struct gimple_opt_pass pass_slp_vectorize): New.
3907 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
3909 (vec_info_for_bb): New function.
3910 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
3911 (VECTORIZATION_ENABLED): New macro.
3912 (SLP_ENABLED, SLP_DISABLED): Likewise.
3913 (vect_is_simple_use): Add bb_vec_info argument.
3914 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
3915 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
3916 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
3917 vect_schedule_slp, vect_analyze_slp): Likewise.
3918 (vect_analyze_stmt): Add slp_tree argument.
3919 (find_bb_location): Declare.
3920 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3921 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
3922 (vect_analyze_loop_operations, vect_analyze_loop,
3923 get_initial_def_for_induction, vect_create_epilog_for_reduction,
3924 vect_finalize_reduction, vectorizable_reduction,
3925 vectorizable_live_operation, vect_transform_loop): Likewise.
3926 * tree-data-ref.c (dr_analyze_innermost): Update comment,
3927 skip evolution analysis if analyzing a basic block.
3928 (dr_analyze_indices): Likewise.
3929 (initialize_data_dependence_relation): Skip the test whether the
3930 object is invariant for basic blocks.
3931 (compute_all_dependences): Skip dependence analysis for data
3932 references in basic blocks.
3933 (find_data_references_in_stmt): Don't fail in case of invariant
3934 access in basic block.
3935 (find_data_references_in_bb): New function.
3936 (find_data_references_in_loop): Move code to
3937 find_data_references_in_bb and add a call to it.
3938 (compute_data_dependences_for_bb): New function.
3939 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
3940 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
3942 (vect_analyze_data_ref_dependence): Check for interleaving in case of
3943 unknown dependence in basic block and fail in case of dependence in
3945 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
3946 dependence instances from either loop or basic block vectorization
3948 (vect_compute_data_ref_alignment): Check if it is loop vectorization
3949 before calling nested_in_vect_loop_p.
3950 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
3951 dependence instances from either loop or basic block vectorization
3953 (vect_verify_datarefs_alignment): Likewise.
3954 (vect_enhance_data_refs_alignment): Adjust function calls.
3955 (vect_analyze_data_refs_alignment): Likewise.
3956 (vect_analyze_group_access): Fix printing. Skip different checks if
3957 DR_STEP is 0. Keep strided stores either in loop or basic block
3958 vectorization data structure. Fix indentation.
3959 (vect_analyze_data_ref_access): Fix comments, allow zero step in
3961 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
3962 dependence instances from either loop or basic block vectorization
3964 (vect_analyze_data_refs): Update comment. Call
3965 compute_data_dependences_for_bb to analyze basic blocks.
3966 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
3967 case of loop vectorization. In case of basic block vectorization use
3968 data-ref itself as a base.
3969 (vect_create_data_ref_ptr): In case of basic block vectorization:
3970 don't advance the pointer, add new statements before the current
3971 statement. Adjust function calls.
3972 (vect_supportable_dr_alignment): Support only aligned accesses in
3973 basic block vectorization.
3974 * common.opt (ftree-slp-vectorize): New flag.
3975 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
3976 (vect_pattern_recog_1): Likewise.
3977 * tree-vect-stmts.c (process_use): Likewise.
3978 (vect_init_vector): Add new statements in the beginning of the basic
3979 block in case of basic block SLP.
3980 (vect_get_vec_def_for_operand): Adjust function calls.
3981 (vect_finish_stmt_generation): Likewise.
3982 (vectorizable_call): Add assert that it is loop vectorization, adjust
3984 (vectorizable_conversion, vectorizable_assignment): Likewise.
3985 (vectorizable_operation): In case of basic block SLP, take
3986 vectorization factor from statement's type and skip the relevance
3987 check. Adjust function calls.
3988 (vectorizable_type_demotion): Add assert that it is loop
3989 vectorization, adjust function calls.
3990 (vectorizable_type_promotion): Likewise.
3991 (vectorizable_store): Check for outer loop only in case of loop
3992 vectorization. Adjust function calls. For basic blocks, skip the
3993 relevance check and don't advance pointers.
3994 (vectorizable_load): Likewise.
3995 (vectorizable_condition): Add assert that it is loop vectorization,
3996 adjust function calls.
3997 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
3998 that it is not reduction, get vector type, call only supported
3999 functions, skip loop specific parts.
4000 (vect_transform_stmt): Check for outer loop only in case of loop
4002 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
4003 (vect_is_simple_use): Fix comment, add new argument, fix conditions
4004 for external definition.
4005 * passes.c (pass_slp_vectorize): New pass.
4006 * tree-vect-slp.c (find_bb_location): New function.
4007 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
4008 check for patterns only in loops.
4009 (vect_build_slp_tree): Add argument, adjust function calls, fail in
4010 case of multiple types in basic block SLP.
4011 (vect_mark_slp_stmts_relevant): New function.
4012 (vect_supported_load_permutation_p): Fix comment.
4013 (vect_analyze_slp_instance): Add argument. In case of basic block
4014 SLP, take vectorization factor from statement's type, check that
4015 unrolling factor is 1. Adjust function call. Save SLP instance in
4016 either loop or basic block vectorization structure. Return FALSE,
4018 (vect_analyze_slp): Add argument. Get strided stores groups from
4019 either loop or basic block vectorization structure. Return FALSE
4020 if basic block SLP failed.
4021 (new_bb_vec_info): New function.
4022 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
4023 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
4024 (vect_schedule_slp): Add argument. Get SLP instances from either
4025 loop or basic block vectorization structure. Set vectorization factor
4026 to be 1 for basic block SLP.
4027 (vect_slp_transform_bb): New function.
4028 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
4030 2009-05-23 Mark Mitchell <mark@codesourcery.com>
4032 * final.c (shorten_branches): Do not align labels for jump tables.
4033 (final_scan_insn): Use JUMP_TABLE_DATA_P.
4035 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
4037 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
4038 Remove outdated reference to flow.c and fix nits.
4039 * doc/gccint.texi: Tweak RTL description.
4040 * doc/rtl.texi: Likewise.
4042 2009-05-23 Denis Chertykov <chertykov@gmail.com>
4044 * config/avr/avr.c: Change my email address.
4045 * config/avr/avr.h: Likewise.
4046 * config/avr/avr.md: Likewise.
4047 * config/avr/avr-protos.h: Likewise.
4048 * config/avr/libgcc.S: Likewise.
4050 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4052 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
4053 (spu_split_load, spu_split_store): Change return type to int.
4054 (spu_split_convert): Declare.
4055 * config/spu/predicates.md (spu_mem_operand): Remove.
4056 (spu_mov_operand): Update.
4057 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
4058 * config/spu/spu.c (regno_aligned_for_load): Remove.
4059 (reg_aligned_for_addr, spu_expand_load): Define.
4060 (spu_expand_extv): Reimplement and handle MEM.
4061 (spu_expand_insv): Handle MEM.
4062 (spu_sched_reorder): Handle insn's with length 0.
4063 (spu_legitimate_address_p): Reimplement.
4064 (store_with_one_insn_p): Return TRUE for any mode with size
4065 larger than 16 bytes.
4066 (address_needs_split): Define.
4067 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
4069 (spu_convert_move): Define.
4070 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
4071 (spu_split_store): Change all MEM's to TImode.
4072 (spu_init_expanders): Preallocate registers that correspond to
4073 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
4075 (spu_split_convert): Define.
4076 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
4077 (_move<mode>, _movdi, _movti): Update predicate and condition.
4078 (load, store): Change to define_split.
4079 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
4081 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
4082 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
4083 define_insn_and_split of lshr<mode>3.
4084 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
4085 (<v>ashr<mode>3_imm): Define.
4086 (extv, extzv, insv): Allow MEM operands.
4087 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
4088 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
4089 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
4090 (_spu_convert2): Change to define_insn_and_split and remove the
4091 corresponding define_peephole2.
4092 (stack_protect_set, stack_protect_test, stack_protect_test_si):
4093 Change predicates to memory_operand.
4095 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4097 * config/arm/thumb2.md: Add 16-bit multiply instructions.
4099 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4101 PR tree-optimization/40219
4102 * tree.c (iterative_hash_expr): Make sure the builtin function is
4103 a normal builtin function and not a front end or back end builtin
4104 before indexing into the built_in_decls array.
4106 2009-05-22 Richard Guenther <rguenther@suse.de>
4109 * alias.c (write_dependence_p): Do not use TBAA for answering
4110 anti-dependence or output-dependence.
4111 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
4112 (emit_pointer_definition): Remove.
4113 (emit_alias_warning): Likewise.
4114 (find_what_var_points_to): Remove TBAA pruning code.
4115 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
4117 (compute_points_to_sets): Remove code computing the set of
4118 dereferenced pointers.
4119 * tree-data-ref.c (dr_may_alias_p): Properly use the split
4120 oracle for querying anti and output dependencies.
4121 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
4122 if TBAA may be applied.
4123 (refs_anti_dependent_p): New function.
4124 (refs_output_dependent_p): Likewise.
4125 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
4126 (refs_output_dependent_p): Likewise.
4127 * doc/tree-ssa.texi (Memory model): New section.
4128 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4129 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4130 * cfgexpand.c (expand_gimple_basic_block): Do not handle
4131 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
4132 * expr.c (expand_expr_real_1): Likewise.
4133 * gimple-low.c (lower_stmt): Likewise.
4134 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
4135 (dump_gimple_cdt): Remove.
4136 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4137 (gimple_size): Likewise.
4138 (walk_gimple_op): Likewise.
4139 (is_gimple_stmt): Likewise.
4140 (walk_stmt_load_store_addr_ops): Likewise.
4141 (gimple_build_cdt): Remove.
4142 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4143 * gimple.h (gimple_cdt_new_type): Remove.
4144 (gimple_cdt_new_type_ptr): Likewise.
4145 (gimple_cdt_set_new_type): Likewise.
4146 (gimple_cdt_location): Likewise.
4147 (gimple_cdt_location_ptr): Likewise.
4148 (gimple_cdt_set_location): Likewise.
4149 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4150 * tree-cfg.c (remove_useless_stmts_1): Do not handle
4151 GIMPLE_CHANGE_DYNAMIC_TYPE.
4152 (verify_types_in_gimple_stmt): Likewise.
4153 * tree-inline.c (estimate_num_insns): Likewise.
4154 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
4155 (copy_decl_to_var): Likewise.
4156 (copy_result_decl_to_var): Likewise.
4157 * tree-pretty-print.c (dump_generic_node): Do not handle
4158 CHANGE_DYNAMIC_TYPE_EXPR.
4159 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4160 * tree-ssa-operands.c (get_expr_operands): Likewise.
4161 * tree-ssa-structalias.c (struct variable_info): Remove
4162 no_tbaa_pruning member.
4163 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
4164 (unify_nodes): Do not copy it.
4165 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4166 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
4167 (set_uids_in_ptset): Do not check it.
4168 (find_what_var_points_to): Likewise.
4169 (compute_tbaa_pruning): Remove.
4170 (compute_points_to_sets): Do not call it.
4171 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4172 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4173 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
4174 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
4175 (DECL_NO_TBAA_P): Likewise.
4176 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
4177 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
4178 (expand_omp_atomic_pipeline): Do not set it.
4179 * print-tree.c (print_node): Do not dump it.
4180 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4183 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
4186 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
4189 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4191 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
4194 2009-05-22 Ben Elliston <bje@au.ibm.com>
4196 * Makefile.in (bversion.h, s-bversion): New targets.
4197 (TOPLEV_H): Add bversion.h.
4198 * toplev.h: Include "bversion.h".
4199 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
4200 the __format__ attribute only if compiling with the same version
4201 of GCC as the sources (the "build version").
4203 2009-05-22 Ben Elliston <bje@au.ibm.com>
4205 * c-format.c (handle_format_attribute): Fix comment typo.
4207 2009-05-21 Steve Ellcey <sje@cup.hp.com>
4210 * config/ia64/ia64.opt (mfused-madd): New.
4211 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
4212 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
4213 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
4214 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
4215 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
4216 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
4217 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
4218 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
4219 instruction if !TARGET_FUSED_MADD.
4220 (fpma, fpms): Remove colon from name.
4222 2009-05-22 Richard Guenther <rguenther@suse.de>
4224 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
4225 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
4226 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
4228 (create_expression_by_pieces): Only convert if necessary.
4229 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
4230 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
4232 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
4234 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
4235 regular pattern from a template and rename it ...
4236 (*extzv_truncsi_exts): ... to this.
4238 2009-05-21 Richard Guenther <rguenther@suse.de>
4240 * cgraph.h (struct cgraph_node): Remove inline_decl member.
4241 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
4242 (cgraph_default_inline_p): Likewise.
4243 (cgraph_decide_inlining_incrementally): Likewise.
4245 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
4246 Uros Bizjak <ubizjak@gmail.com>
4248 * config/i386/cpuid.h (bit_MOVBE): New.
4250 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
4252 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
4253 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
4254 (ix86_handle_option): Handle OPT_mmovbe.
4255 (ix86_target_string): Add -mmovbe.
4256 (pta_flags): Add PTA_MOVBE.
4257 (processor_alias_table): Add PTA_MOVBE to "atom".
4258 (override_options): Handle PTA_MOVBE.
4260 * config/i386/i386.h (TARGET_MOVBE): New.
4262 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
4263 (*bswapsi_movbe): New.
4264 (*bswapdi_movbe): Likewise.
4265 (bswapdi2): Renamed to ...
4267 (bswapdi2): New expander.
4269 * config/i386/i386.opt (mmovbe): New.
4271 * doc/invoke.texi: Document -mmovbe.
4273 2009-05-21 Taras Glek <tglek@mozilla.com>
4275 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
4276 * gcc-plugin.h (plugin_init): Updated signature.
4277 * gcc-plugin.h (plugin_name_args): Moved to this header.
4278 * doc/plugins.texi (plugin_init): Updated documention to reflect
4280 * doc/plugins.texi (plugin_name_args): Added to documention.
4282 2009-05-21 Mark Mitchell <mark@codesourcery.com>
4284 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
4285 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
4287 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
4289 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
4290 JUMP_TABLE_DATA_P predicates where applicable.
4291 * config/i386/predicates.md: Ditto.
4292 * config/i386/sse.md: Ditto.
4294 2009-05-21 Jakub Jelinek <jakub@redhat.com>
4296 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
4297 operand2 -128 override length_immediate attribute to 1.
4298 * config/i386/predicates.md (constm128_operand): New predicate.
4300 * config/i386/i386.c (memory_address_length): Handle %r12
4301 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
4303 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
4304 mode look through optional ZERO_EXTEND and SUBREG.
4305 * config/i386/i386.md (R12_REG): New define_constant.
4306 (prefix_data16): For sse unit set also for MODE_TI insns.
4307 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
4308 insns set if operand 1 is ext_QIreg_operand.
4309 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
4310 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
4312 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
4313 mode from MODE_DI to MODE_SI.
4314 (movdi_1_rex64): Override modrm and length_immediate attributes
4315 only for movabs (TYPE_IMOV, alternative 2).
4316 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
4317 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
4318 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
4319 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
4320 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
4321 prefix_rex attribute if DImode.
4322 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
4323 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
4324 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
4325 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
4326 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
4327 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
4328 Likewise. For TYPE_IMOV clear length_immediate attribute.
4329 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
4330 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
4331 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
4332 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
4333 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
4334 or one operand TYPE_ISHIFT.
4335 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
4336 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
4337 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
4338 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
4339 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
4340 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
4341 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
4342 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
4343 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
4344 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
4345 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
4346 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
4347 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
4348 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
4349 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
4350 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
4351 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
4352 set mode attribute, don't override length attribute.
4353 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
4355 (return_internal_long): Set length attribute to 2 instead of 1.
4356 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
4357 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
4358 prefix_rex attribute.
4359 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
4361 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
4363 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4365 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
4367 2009-05-20 Ian Lance Taylor <iant@google.com>
4369 * tree.c (build_tree_list_vec_stat): New function.
4370 (ctor_to_vec): New function.
4371 (build_nt_call_vec): New function.
4372 (build_call_array): Change args to be a const pointer.
4373 (build_call_vec): New function.
4374 * tree.h (build_nt_call_vec): Declare.
4375 (build_tree_list_vec_stat): Declare.
4376 (build_tree_list_vec): Define.
4377 (build_call_array): Update declaration.
4378 (build_call_vec): Declare.
4379 (ctor_to_vec): Declare.
4380 * c-common.c (tree_vector_cache): New static variable.
4381 (make_tree_vector): New function.
4382 (release_tree_vector): New function.
4383 (make_tree_vector_single): New function.
4384 (make_tree_vector_copy): New function.
4385 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
4386 (make_tree_vector_single, make_tree_vector_copy): Declare.
4387 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
4388 (c_parser_expr_list): Don't manage cache here, instead call
4390 (c_parser_release_expr_list): Remove static function.
4391 (c_parser_vec_to_tree_list): Remove static function.
4392 (c_parser_attributes): Call build_tree_list_vec instead of
4393 c_parser_vec_to_tree_list. Call release_tree_vector instead of
4394 c_parser_release_expr_list.
4395 (c_parser_postfix_expression_after_primary): Likewise.
4396 (c_parser_objc_keywordexpr): Likewise.
4398 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
4400 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
4401 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
4402 TARGET_CONVERT_TO_TYPE.
4403 * hooks.c (hook_tree_const_tree_null): Define.
4404 * hooks.h (hook_tree_const_tree_null): Declare.
4405 * target.h (struct gcc_target): Add invalid_parameter_type,
4406 invalid_return_type, promoted_type, and convert_to_type fields.
4407 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
4408 (TARGET_INVALID_RETURN_TYPE): Define.
4409 (TARGET_PROMOTED_TYPE): Define.
4410 (TARGET_CONVERT_TO_TYPE): Define.
4411 (TARGET_INITIALIZER): Update for new fields.
4412 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
4413 (grokparms): Check targetm.invalid_parameter_type.
4414 * c-typeck.c (default_conversion): Check targetm.promoted_type.
4415 * c-convert.c (convert): Check targetm.convert_to_type.
4417 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
4419 * config/mips/mips.md (*extenddi_truncate<mode>,
4420 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
4422 (*extendhi_truncateqi): New define_insn_and_sptit.
4424 2009-05-20 Jakub Jelinek <jakub@redhat.com>
4427 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
4428 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
4430 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
4432 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
4433 the operand of VIEW_CONVERT_EXPR.
4435 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
4437 * config/i386/driver-i386.c (host_detect_local_cpu): Check
4438 extended family and model for Intel processors. Support Intel Atom.
4440 2009-05-20 Olivier Hainque <hainque@adacore.com>
4442 * gstab.h (stab_code_type): Define, to be used instead of the
4443 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
4445 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
4446 occurrences by stab_code_type.
4447 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
4449 2009-05-20 Martin Jambor <mjambor@suse.cz>
4451 * tree-flow.h (insert_edge_copies_seq): Undeclare.
4452 (sra_insert_before): Likewise.
4453 (sra_insert_after): Likewise.
4454 (sra_init_cache): Likewise.
4455 (sra_type_can_be_decomposed_p): Likewise.
4456 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
4457 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
4458 (sra_insert_before): Likewise.
4459 (sra_insert_after): Likewise.
4460 (sra_init_cache): Likewise.
4461 (insert_edge_copies_seq): Made static and moved upwards.
4463 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
4466 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
4468 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
4469 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
4472 2009-05-20 Richard Guenther <rguenther@suse.de>
4474 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4475 with mismatched comparison modes.
4477 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4479 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
4480 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
4481 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
4482 with shifts for Thumb2.
4483 (orsi_notsi): New for orn.
4484 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
4485 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
4486 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
4487 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
4488 Don't invert remainder for IOR.
4490 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
4492 PR tree-optimization/40087
4493 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
4494 number_of_iterations_ne): Rename never_infinite argument.
4495 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
4496 number_of_iterations_le): Handle pointer-type ivs when
4497 exit_must_be_taken is false.
4498 (number_of_iterations_cond): Do not always assume that
4499 exit_must_be_taken if the control variable is a pointer.
4501 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4503 * c-typeck.c (build_binary_op): Allow % on integal vectors.
4504 * doc/extend.texi (Vector Extension): Document that % is allowed too.
4506 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
4508 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
4509 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
4511 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4514 * c.opt (Wlogical-op): Disabled by default.
4515 * c-opt (c_common_post_options): Do not enable Wlogical-op with
4517 * doc/invoke.texi (Wlogical-op): Likewise.
4519 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
4521 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
4523 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
4524 Propagate the type of the first operand.
4525 <ASSERT_EXPR>: Simplify.
4526 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
4527 Rewrite using the RHS code as discriminant.
4528 <NOP_EXPR>: Turn into CASE_CONVERT.
4529 <PLUS_EXPR>: Propagate the type of the first operand.
4531 2009-05-19 Steve Ellcey <sje@cup.hp.com>
4533 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
4534 (ia64_dconst_0_375): New.
4535 * config/ia64/ia64.c (ia64_override_options): Remove
4536 -minline-sqrt-min-latency warning.
4537 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
4538 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
4539 * config/ia64/ia64.md (*sqrt_approx): Remove.
4540 (sqrtsf2): Remove #if 0.
4541 (sqrtsf2_internal_thr): Rewrite and move to div.md.
4542 (sqrtdf): Remove assert.
4543 (sqrtdf2_internal_thr): Rewrite and move to div.md.
4544 (sqrtxf2): Remove #if 0.
4545 (sqrtxf2_internal_thr): Rewrite and move to div.md.
4546 * div.md (sqrt_approx_rf): New.
4547 (sqrtsf2_internal_thr): New implementation.
4548 (sqrtsf2_internal_lat): New.
4549 (sqrtdf2_internal_thr: New implementation.
4550 (sqrtxf2_internal): New implementation.
4552 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
4553 Hans-Peter Nilsson <hp@axis.com>
4555 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
4556 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
4557 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
4558 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
4559 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
4560 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
4561 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
4562 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
4563 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
4564 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
4565 * c-common.c: ...from here.
4567 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4569 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
4571 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4573 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
4575 2009-05-19 Ben Elliston <bje@au.ibm.com>
4577 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
4578 assignments with memcpy calls.
4579 (add_fdes): Likewise.
4580 (binary_search_unencoded_fdes): Likewise.
4581 (linear_search_fdes): Eliminate type puns.
4583 2009-05-19 Richard Guenther <rguenther@suse.de>
4585 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
4586 not falsely claim to have propagated into all uses.
4588 2009-05-19 Ben Elliston <bje@au.ibm.com>
4590 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
4593 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
4595 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
4596 * config/sh/sh.c (sh_legitimate_address_p): Make static.
4597 (TARGET_LEGITIMATE_ADDRESS_P): New.
4598 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4599 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
4601 2009-05-18 Dodji Seketeli <dodji@redhat.com>
4604 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
4605 child of the containing namespace's DIE.
4607 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
4609 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
4610 *zero_extendhi_truncqi): Move after the zero_extend patterns.
4611 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
4614 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
4617 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
4618 gen_align with gen_pad.
4619 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
4620 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
4622 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
4623 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
4625 * config/i386/i386.md (align): Renamed to ...
4626 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
4627 ASM_OUTPUT_MAX_SKIP_PAD.
4629 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
4631 * config.gcc: Fix variable syntax.
4634 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
4635 before calling exact_log2.
4636 (output_iorsi3): Likewise.
4637 (output_xorsi3): Likewise.
4639 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
4641 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
4642 for the none zero constant operand except for EQ and NE
4643 comprisons even when the first operand is R0.
4645 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
4647 * config/s390/2064.md: Remove trailing whitespaces.
4648 * config/s390/2084.md: Likewise.
4649 * config/s390/constraints.md: Likewise.
4650 * config/s390/fixdfdi.h: Likewise.
4651 * config/s390/libgcc-glibc.ver: Likewise.
4652 * config/s390/s390-modes.def: Likewise.
4653 * config/s390/s390-protos.h: Likewise.
4654 * config/s390/s390.c: Likewise.
4655 * config/s390/s390.h: Likewise.
4656 * config/s390/s390.md: Likewise.
4657 * config/s390/tpf-unwind.h: Likewise.
4659 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4661 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
4663 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4666 * configure.ac (m68k-*-*): Check if binutils support TLS.
4667 * configure: Regenerate.
4668 * config/m68k/predicates.md (symbolic_operand): Extend comment.
4669 * config/m68k/constraints.md (Cu): New constraint.
4670 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
4671 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
4672 (movsi): Handle TLS symbols.
4673 (addsi3_5200): Handle XTLS symbols, indent.
4674 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
4675 (m68k_tls_reference_p): Declare.
4676 (m68k_legitimize_address): Declare.
4677 (m68k_unwrap_symbol): Declare.
4678 * config/m68k/m68k.opt (mxtls): New option.
4679 * config/m68k/m68k.c (ggc.h): Include.
4680 (m68k_output_dwarf_dtprel): Implement hook.
4681 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4682 (m68k_expand_prologue): Load GOT pointer when function needs it.
4683 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
4684 (m68k_legitimate_constant_address_p): Same.
4685 (m68k_decompose_address): Handle TLS references.
4686 (m68k_get_gp): New static function.
4687 (enum m68k_reloc): New contants.
4688 (TLS_RELOC_P): New macro.
4689 (m68k_wrap_symbol): New static function.
4690 (m68k_unwrap_symbol): New function.
4691 (m68k_final_prescan_insn_1): New static function.
4692 (m68k_final_prescan_insn): New function.
4693 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
4695 (legitimize_pic_address): Handle TLS references..
4696 (m68k_tls_get_addr, m68k_get_tls_get_addr)
4697 (m68k_libcall_value_in_a0_p)
4698 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
4699 (m68k_call_m68k_read_tp): Helper variables and functions for ...
4700 (m68k_legitimize_tls_address): Handle TLS references.
4701 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
4703 (m68k_legitimize_address): Handle TLS symbols.
4704 (m68k_get_reloc_decoration): New static function.
4705 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
4707 (m68k_output_dwarf_dtprel): Implement hook.
4708 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
4709 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
4710 m68k_call_* routines.
4711 (sched_attr_op_type): Handle TLS symbols.
4712 (gt-m68k.h): Include.
4713 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
4714 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
4716 2009-05-18 Martin Jambor <mjambor@suse.cz>
4718 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
4719 (visit_store_addr_for_mod_analysis): New function.
4720 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
4721 (determine_cst_member_ptr): Use gimple_assign_single_p.
4722 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
4723 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
4724 operands. Don't check number of operands of a NOP_EXPR.
4726 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
4728 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
4730 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4733 * c-common.c (warn_logical_operator): Don't warn if one of
4734 expression isn't always true or false.
4736 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
4738 * config/i386/biarch32.h: New file.
4739 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
4741 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
4743 * config/mips/mips.md (*zero_extend<mode>_trunchi,
4744 *zero_extend<mode>_truncqi): Merge these into ...
4745 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
4746 Name the pattern following this as *zero_extendhi_truncqi.
4748 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
4751 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
4752 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
4753 (output_info): Make field HOST_WIDEST_INT.
4754 (print_statistics): Use HOST_WIDEST_INT_PRINT.
4755 (dump_bitmat_statistics): Same.
4757 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
4759 * config.gcc (use_gcc_stdint): Set to wrap.
4760 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4761 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4762 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4763 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4764 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4765 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4766 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4767 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4769 2009-05-16 Joseph Myers <joseph@codesourcery.com>
4771 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
4773 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
4774 Move definitions earlier.
4775 (OPT_ARCH64, OPT_ARCH32): Define.
4776 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
4779 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
4782 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
4785 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
4787 * arm.md (movdi2): Copy non-reg values to DImode registers.
4789 2009-05-16 Jakub Jelinek <jakub@redhat.com>
4792 * final.c (label_to_max_skip): New function.
4793 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
4794 CODE_LABEL_NUMBER <= max_labelno.
4795 * output.h (label_to_max_skip): New prototype.
4796 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
4797 (ix86_avoid_jump_mispredicts): ... this. Don't define if
4798 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
4799 Handle CODE_LABELs with >= 16 byte alignment or with
4800 max_skip == (1 << align) - 1.
4801 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
4802 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
4805 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
4806 .p2align 3 if MAX_SKIP is smaller than 7.
4807 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
4809 2009-05-15 Ian Lance Taylor <iant@google.com>
4811 * alias.c (struct alias_set_entry_d): Rename from struct
4812 alias_set_entry. Change all uses.
4813 * except.c (struct call_site_record_d): Rename from struct
4814 call_site_record. Change all uses.
4815 * except.h (struct eh_region_d): Rename from struct eh_region.
4817 * gcse.c (struct hash_table_d): Rename from struct hash_table.
4819 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
4820 ivtype_map_elt. Change all uses.
4821 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
4823 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
4824 * graphite.h (struct name_tree_d): Rename from struct name_tree.
4826 (struct sese_d): Rename from struct sese. Change all uses.
4827 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
4828 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
4829 * optabs.h (struct optab_d): Rename from struct optab. Change all
4831 (struct convert_optab_d): Rename from struct convert_optab.
4833 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
4834 ipa_opt_pass. Change all uses.
4835 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
4838 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
4839 defined as a typedef.
4840 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
4843 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4846 * fold-const.c (make_range,build_range_check,merge_ranges): Move
4848 (merge_ranges): Returns bool.
4849 * tree.h (make_range): .. to here.
4850 (build_range_check): Likewise.
4851 (merge_ranges): Likewise. Renamed from merge_ranges.
4852 * c-typeck.c (parser_build_binary_op): Update calls to
4853 warn_logical_operator.
4854 * c-common.c (warn_logical_operator): Add new warning.
4855 * c-common.h (warn_logical_operator): Update declaration.
4857 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4859 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
4861 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4863 * doc/install.texi: Document MPC requirements, flags etc.
4865 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
4866 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
4867 Evaluate constant arguments.
4868 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
4869 (fold_builtin_1): Likewise, also evaluate constant arguments.
4870 Remove superfluous break.
4871 (do_mpc_ckconv): New.
4872 * real.h: Include mpc.h.
4873 * toplev.c (print_version): Output MPC version info if available.
4875 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4877 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
4879 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
4881 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
4884 2009-05-15 Jan Hubicka <jh@suse.cz>
4886 * doc/invoke.texi (max-early-inliner-iterations): New flag.
4887 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
4888 (try_inline): Fix return value.
4889 (cgraph_decide_inlining_incrementally): Honor new value.
4890 (cgraph_early_inlining): Handle indirect inlining.
4891 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
4893 2009-05-15 Jan Hubicka <jh@suse.cz>
4895 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
4896 * cgraphunit.c (cgraph_finalize_function): Set it.
4897 (cgraph_expand_function): Use it.
4899 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4901 * real.c (encode_ieee_half): Define.
4902 (decode_ieee_half): Define.
4903 (ieee_half_format): Define.
4904 (arm_half_format): Define.
4905 * real.h (ieee_half_format): Declare.
4906 (arm_half_format): Declare.
4908 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4910 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
4911 swapped, and reversed optabs exist before trying to use them.
4913 2009-05-15 Paul Brook <paul@codesourcery.com>
4914 Sandra Loosemore <sandra@codesourcery.com>
4916 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
4917 loads. Allow PRE_DEC.
4918 (output_move_neon): Handle PRE_DEC.
4919 (arm_print_operand): Add 'A' for neon structure loads.
4920 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
4921 * config/arm/neon.md (neon_mov): Update comment.
4922 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
4924 (Um): New constraint.
4926 2009-05-15 Jan Hubicka <jh@suse.cz>
4928 Revert the following patch until testsuite fallout is fixed:
4929 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4930 * cgraph.h (struct inline_summary): New filed self_wize,
4931 size_inlining_benefit, self_time and time_inlining_benefit.
4932 (struct cgraph_global_info): Replace insns by time ans size fields.
4933 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4934 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4935 (ipcp_update_callgraph): Do not touch function bodies.
4936 * ipa-inline.c: Include except.h
4937 (MAX_TIME): New constant.
4938 (overall_insns): Remove
4939 (overall_size, max_benefit): New static variables.
4940 (cgraph_estimate_time_after_inlining): New function.
4941 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4942 (cgraph_clone_inlined_nodes): Update size.
4943 (cgraph_mark_inline_edge): Update size.
4944 (cgraph_estimate_growth): Use size info.
4945 (cgraph_check_inline_limits): Check size.
4946 (cgraph_default_inline_p): Likewise.
4947 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4948 (cgraph_decide_recursive_inlining): Check size.
4949 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4951 (cgraph_decide_inlining): Likewise.
4952 (cgraph_decide_inlining_incrementally): Likewise; honor
4953 PARAM_EARLY_INLINING_INSNS.
4954 (likely_eliminated_by_inlining_p): New predicate.
4955 (estimate_function_body_sizes): New function.
4956 (compute_inline_parameters): Use it.
4957 * except.c (must_not_throw_labels): New function.
4958 * except.h (must_not_throw_labels): Declare.
4959 * tree-inline.c (init_inline_once): Kill inlining_weigths
4960 * tree-ssa-structalias.c: Avoid uninitialized warning.
4961 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4962 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4963 (PARAM_INLINE_CALL_COST): Remove.
4964 (PARAM_EARLY_INLINING_INSNS): New.
4966 2009-05-15 Richard Guenther <rguenther@suse.de>
4968 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
4969 not TODO_update_ssa.
4971 2009-05-15 Richard Guenther <rguenther@suse.de>
4973 PR tree-optimization/39999
4974 * gimple.h (gimple_expr_type): Use the expression type looking
4975 through useless conversions.
4976 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
4977 (vn_nary_op_insert_stmt): Likewise.
4978 (simplify_binary_expression): Likewise.
4980 2009-05-15 Richard Guenther <rguenther@suse.de>
4982 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
4983 New options, enabled by default.
4984 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
4986 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
4987 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
4988 * tree-ssa-structalias.c (gate_tree_pta): New function.
4989 (pass_build_alias): Use it.
4991 2009-05-15 Joseph Myers <joseph@codesourcery.com>
4993 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
4994 recurse on an invariant address if a conversion from a pointer
4995 type to a wider integer type is involved.
4997 2009-05-15 Jan Hubicka <jh@suse.cz>
4999 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5000 * cgraph.h (struct inline_summary): New filed self_wize,
5001 size_inlining_benefit, self_time and time_inlining_benefit.
5002 (struct cgraph_global_info): Replace insns by time ans size fields.
5003 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5004 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5005 (ipcp_update_callgraph): Do not touch function bodies.
5006 * ipa-inline.c: Include except.h
5007 (MAX_TIME): New constant.
5008 (overall_insns): Remove
5009 (overall_size, max_benefit): New static variables.
5010 (cgraph_estimate_time_after_inlining): New function.
5011 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5012 (cgraph_clone_inlined_nodes): Update size.
5013 (cgraph_mark_inline_edge): Update size.
5014 (cgraph_estimate_growth): Use size info.
5015 (cgraph_check_inline_limits): Check size.
5016 (cgraph_default_inline_p): Likewise.
5017 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5018 (cgraph_decide_recursive_inlining): Check size.
5019 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5021 (cgraph_decide_inlining): Likewise.
5022 (cgraph_decide_inlining_incrementally): Likewise; honor
5023 PARAM_EARLY_INLINING_INSNS.
5024 (likely_eliminated_by_inlining_p): New predicate.
5025 (estimate_function_body_sizes): New function.
5026 (compute_inline_parameters): Use it.
5027 * except.c (must_not_throw_labels): New function.
5028 * except.h (must_not_throw_labels): Declare.
5029 * tree-inline.c (init_inline_once): Kill inlining_weigths
5030 * tree-ssa-structalias.c: Avoid uninitialized warning.
5031 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5032 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5033 (PARAM_INLINE_CALL_COST): Remove.
5034 (PARAM_EARLY_INLINING_INSNS): New.
5035 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
5036 (inline-call-cost): Remove.
5037 (early-inlining-insns): New.
5039 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
5041 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
5043 (print_int_cst_bounds_in_octal_p): Likewise.
5044 (dbxout_type): Adjust calls to above functions. Be prepared to deal
5046 * dwarf2out.c (base_type_die): Likewise.
5047 (is_subrange_type): Delete.
5048 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
5049 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
5050 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
5051 if the destination type is boolean.
5052 (build_range_check): Do not special-case subtypes.
5053 (fold_sign_changed_comparison): Likewise.
5054 (fold_unary): Likewise.
5055 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
5056 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
5057 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
5058 * tree.c (subrange_type_for_debug_p): New predicate based on the
5059 former is_subrange_type.
5060 * tree.h (subrange_type_for_debug_p): Declare.
5061 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
5062 (convert_affine_scev): Remove call to above function.
5063 (chrec_convert_aggressive): Likewise.
5064 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
5065 false for conversions involving subtypes.
5066 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
5067 (vrp_val_min): Likewise.
5068 (needs_overflow_infinity): Likewise.
5069 (extract_range_from_unary_expr): Likewise.
5071 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
5073 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5074 * config/frv/frv.c: Likewise.
5075 * config/s390/s390.c: Likewise.
5076 * config/sparc/sparc.h: Likewise.
5077 * config/i386/i386.h: Likewise.
5078 * config/i386/i386.c: Likewise.
5079 * config/crx/crx.c: Likewise.
5080 * config/m68hc11/m68hc11.h: Likewise.
5081 * config/iq2000/iq2000.c: Likewise.
5082 * config/mn10300/mn10300.h: Likewise.
5083 * config/mn10300/mn10300.c: Likewise.
5084 * config/m68k/m68k.c: Likewise.
5085 * config/rs6000/rs6000.c: Likewise.
5086 * config/rs6000/xcoff.h: Likewise.
5087 * config/rs6000/linux64.h: Likewise.
5088 * config/rs6000/sysv4.h: Likewise.
5089 * config/score/score3.c: Likewise.
5090 * config/score/score7.c: Likewise.
5091 * config/score/score.c: Likewise.
5092 * config/arm/arm.md: Likewise.
5093 * config/mips/mips.c: Likewise.
5094 * config/mips/mips.md: Likewise.
5095 * config/bfin/bfin.h: Likewise.
5096 * config/pa/pa.c: Likewise.
5097 * config/pa/constraints.md: Likewise.
5099 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
5100 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
5101 * config/pdp11/pdp11.h: Use memory_address_p instead.
5103 2009-05-14 Ian Lance Taylor <iant@google.com>
5105 * passes.c (finish_optimization_passes): Change i to int.
5106 * plugin.c (plugins_active_p): Change event to int.
5107 (dump_active_plugins): Likewise.
5108 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
5110 * tree.c (tree_range_check_failed): Change c to unsigned int.
5111 (omp_clause_range_check_failed): Likewise.
5112 (build_common_builtin_nodes): Change mode to int. Add cast.
5113 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
5114 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
5116 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
5117 ++ or -- with a variable of enum type.
5119 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5122 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
5124 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5126 * store-motion.c: Do not include params.h
5127 * Makefile.in: Fix dependencies for various files.
5129 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5131 * auto-inc-dec.c: Fix pass description, remove apparent
5132 accidental duplication.
5134 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
5137 * ipa-utils.h (memory_identifier_string): Moved to ...
5138 * tree.h (memory_identifier_string): Here. Add GTY(()).
5140 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
5142 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
5143 in the former documentation of...
5144 (GO_IF_LEGITIMATE_ADDRESS): ... this.
5145 * ira-conflicts.c (get_dup_num): Use address_operand.
5146 * targhooks.c (default_legitimate_address_p): New.
5147 * targhooks.h (default_legitimate_address_p): New.
5148 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
5150 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
5151 * target.h (struct target): Add legitimate_address_p.
5152 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
5153 (TARGET_INITIALIZER): Include it.
5155 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5156 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
5157 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
5158 (TARGET_LEGITIMATE_ADDRESS_P): New.
5160 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5161 (REG_OK_STRICT_P): Delete.
5162 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
5163 (frv_legitimate_address_p_1): ... this.
5164 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
5165 (frv_legitimate_address_p_1): ... the renamed old
5166 frv_legitimate_address_p.
5167 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
5168 (TARGET_LEGITIMATE_ADDRESS_P): New.
5170 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5171 * config/s390/s390-protos.h (legitimate_address_p): Remove.
5172 * config/s390/s390.c (legitimate_address_p): Rename to...
5173 (s390_legitimate_address_p): ... this, make static.
5174 (legitimize_address): Adjust call.
5175 (TARGET_LEGITIMATE_ADDRESS_P): New.
5176 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
5178 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5179 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
5180 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
5181 (TARGET_LEGITIMATE_ADDRESS_P): New.
5183 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5184 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
5185 * config/spu/spu.c (spu_legitimate_address): Rename to...
5186 (spu_legitimate_address_p): ... this, make static.
5187 (TARGET_LEGITIMATE_ADDRESS_P): New.
5189 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5190 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
5191 * config/sparc/sparc.c (legitimate_address_p): Rename to...
5192 (sparc_legitimate_address_p): ... this, make static and return bool.
5193 (legitimize_address): Adjust call.
5194 (TARGET_LEGITIMATE_ADDRESS_P): New.
5196 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5197 * config/i386/i386-protos.h (legitimate_address_p): Remove.
5198 * config/i386/i386.c (legitimate_address_p): Rename to...
5199 (ix86_legitimate_address_p): ... this, make static.
5200 (constant_address_p): Move after it, adjust call.
5201 (TARGET_LEGITIMATE_ADDRESS_P): New.
5203 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5204 * config/avr/avr-protos.h (legitimate_address_p): Remove.
5205 * config/avr/avr.c (legitimate_address_p): Rename to...
5206 (avr_legitimate_address_p): ... this, make static.
5207 (legitimize_address): Adjust call.
5208 (TARGET_LEGITIMATE_ADDRESS_P): New.
5210 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5211 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
5212 * config/crx/crx.c (crx_legitimate_address_p): Make static.
5213 (TARGET_LEGITIMATE_ADDRESS_P): New.
5215 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5216 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
5217 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
5218 (TARGET_LEGITIMATE_ADDRESS_P): New.
5220 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5221 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
5223 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
5225 (TARGET_LEGITIMATE_ADDRESS_P): New.
5227 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5228 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
5230 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
5232 (m68hc11_legitimate_address_p): ... this, make static.
5233 (go_if_legitimate_address_internal): Rename to...
5234 (m68hc11_legitimate_address_p_1): ... this.
5235 (legitimize_address): Adjust call.
5236 (TARGET_LEGITIMATE_ADDRESS_P): New.
5238 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5239 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
5240 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
5241 (TARGET_LEGITIMATE_ADDRESS_P): New.
5243 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5244 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
5245 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
5246 (mn10300_legitimate_address_p): ... this, make static.
5247 (TARGET_LEGITIMATE_ADDRESS_P): New.
5249 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5250 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
5251 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
5252 (TARGET_LEGITIMATE_ADDRESS_P): New.
5254 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5255 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
5256 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
5257 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5258 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
5259 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
5260 (rs6000_legitimate_address_p): ... this, make static.
5261 (TARGET_LEGITIMATE_ADDRESS_P): New.
5262 (REG_MODE_OK_FOR_BASE_P): Delete.
5263 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
5265 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5266 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
5268 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
5269 static, adjust types.
5270 (TARGET_LEGITIMATE_ADDRESS_P): New.
5272 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5273 * config/score/score.c (score_address_p): Rename to...
5274 (score_legitimate_address_p): ... this.
5275 (TARGET_LEGITIMATE_ADDRESS_P): New.
5276 * config/score/score3.c (score3_address_p): Rename to...
5277 (score3_legitimate_address_p): ... this.
5278 * config/score/score7.c (score7_address_p): Rename to...
5279 (score7_legitimate_address_p): ... this.
5281 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
5282 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
5283 GO_IF_LEGITIMATE_ADDRESS): Delete.
5284 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
5285 thumb2_legitimate_address_p): Delete.
5286 (arm_legitimate_address_p): Rename to...
5287 (arm_legitimate_address_outer_p): ... this.
5288 * config/arm/constraints.md ("Uq"): Adjust call.
5289 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
5290 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
5292 (arm_legitimate_address_outer_p): ... this.
5293 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
5295 (TARGET_LEGITIMATE_ADDRESS_P): New.
5297 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5298 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
5299 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
5300 (TARGET_LEGITIMATE_ADDRESS_P): New.
5302 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5303 * config/vax/vax-protos.h (legitimate_address_p): Remove.
5304 * config/vax/vax.c (legitimate_address_p): Rename to...
5305 (vax_legitimate_address_p): ... this, make static.
5306 (TARGET_LEGITIMATE_ADDRESS_P): New.
5308 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5309 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
5310 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
5311 (TARGET_LEGITIMATE_ADDRESS_P): New.
5313 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5314 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
5315 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
5316 (mmix_legitimate_address_p): ... this, make static.
5317 (TARGET_LEGITIMATE_ADDRESS_P): New.
5319 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5320 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
5321 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
5322 (TARGET_LEGITIMATE_ADDRESS_P): New.
5324 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
5326 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
5327 of MODE_COMPLEX_INT.
5329 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5331 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
5332 LCT_NORMAL in function call.
5333 * mips-tdump.c (print_file_desc): Add cast to enum type.
5334 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
5335 (mark_stabs): Add casts to enum types.
5336 (parse_stabs_common): Add casts to enum types.
5338 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
5340 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
5341 Check for invalid values of LETTER.
5343 2009-05-13 Taras Glek <tglek@mozilla.com>
5345 * attribs.c (register_attribute): moved out attribute registration
5346 into register_attribute.
5347 * doc/plugins.texi: Documented register_attribute and
5349 * gcc-plugin.h: Added forward decl for register_attribute.
5350 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
5351 * plugin.c (register_callback, invoke_plugin_callbacks): Added
5352 PLUGIN_ATTRIBUTES boilerplate.
5354 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
5356 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
5357 values even in sentinel and empty entries.
5358 (ms_printf_flag_specs): Likewise.
5359 (ms_scanf_flag_specs): Likewise.
5360 (ms_strftime_flag_specs): Likewise.
5361 (ms_print_char_table): Likewise.
5362 (ms_scan_char_table): Likewise.
5363 (ms_time_char_table): Likewise.
5365 2009-05-13 Doug Kwan <dougkwan@google.com>
5367 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
5369 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
5371 * config/mips/mips.md (store): Add attributes for QI and HI.
5373 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
5374 (truncdi<mode>2): ... this new pattern.
5376 2009-05-13 Brad Hards <bradh@kde.org>
5378 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
5380 2009-05-14 Jakub Jelinek <jakub@redhat.com>
5381 Ben Elliston <bje@au.ibm.com>
5384 * dse.c (check_mem_read_rtx): Guard against width == -1.
5386 2009-05-13 Michael Matz <matz@suse.de>
5389 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
5390 (trivially_conflicts_p): New function.
5391 (insert_backedge_copies): Use it.
5393 2009-05-13 Janis Johnson <janis187@us.ibm.com>
5395 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
5396 (handle_stdc_pragma): Use new enum constant names.
5397 (handle_pragma_float_const_decimal64): Ditto.
5399 2009-05-13 Ian Lance Taylor <iant@google.com>
5401 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
5404 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
5406 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
5407 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
5409 * config/m68k/m68k.h (FL_UCLINUX): Define.
5411 2009-05-13 Jan Hubicka <jh@suse.cz>
5413 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
5415 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5417 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
5418 unless -fschedule-insns is specified.
5420 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5423 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
5424 TARGET_EXPAND_CBRANCHDI4.
5425 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
5426 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
5427 (cmpeqdi): Fix comment.
5429 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5431 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
5432 (sh_legitimate_address_p): Likewise.
5433 * config/sh/sh.c (sh_legitimate_index_p): New.
5434 (sh_legitimate_address_p): Likewise.
5435 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
5436 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
5437 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
5438 (MAYBE_BASE_REGISTER_RTX_P): New macro.
5439 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
5440 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
5441 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
5442 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
5443 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
5445 2009-05-12 Jan Hubicka <jh@suse.cz>
5447 * tree-inline.c (estimate_operator_cost): Add operands;
5448 when division happens by constant, it is cheap.
5449 (estimate_num_insns): Loads and stores are not having cost of 0;
5450 EH magic stuff is cheap; when computing runtime cost of switch,
5451 use log2 base of amount of its cases; builtin_expect has cost of 0;
5452 compute cost for moving return value of call.
5453 (init_inline_once): Initialize time_based flags.
5454 * tree-inline.h (eni_weights_d): Add time_based flag.
5456 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5458 * df-core.c: Update head documentation.
5460 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5463 * rs6000.c (rs6000_generate_compare): Use op1b instead of
5464 shadowing exisiting variable op1.
5466 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
5469 * config/i386/driver-i386.c (processor_signatures): New enum.
5470 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
5471 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
5472 processor signature to detect geode processor.
5474 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5478 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5480 * optabs.c (prepare_cmp_insn): Temporarily disable test that
5481 causes spurious differences between trunk and cond-optab branch.
5483 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5485 * dojump.c (compare_from_rtx): Delete.
5486 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
5487 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
5488 if the comparison does not satisfy the predicate; test predicates for
5489 operands 2 and 3 of a cstore pattern. Don't try cstore optab
5490 further if one existing pattern fails.
5491 * expr.h (compare_from_rtx): Delete.
5492 (prepare_operand): Declare it.
5493 * optabs.c: Change "lib call" to "libcall" throughout.
5494 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
5495 HAVE_conditional_trap, emit_cmp_insn): Delete.
5496 (can_compare_p): Delete cmp_optab case.
5497 (prepare_float_lib_cmp): Return an rtx and a machine mode.
5498 Accept other parameters by value.
5499 (prepare_operand): Make non-static.
5500 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
5501 other parameters by value. Try to widen operands here based on
5502 an optab_methods argument and looking at cbranch_optab.
5503 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
5504 loop. Use cbranch_optab directly.
5505 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
5506 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
5508 (emit_conditional_move, emit_conditional_add): Inline what's needed
5509 of compare_from_rtx, using new prepare_cmp_insn for the rest.
5510 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
5511 with COMPARE. Move cmov_optab and cstore_optab above
5512 with cbranch_optab, move cmp_optab down with ucmp_optab,
5513 remove tst_otpab. Do not initialize trap_rtx.
5514 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
5515 for trap code. Do not check HAVE_conditional_trap. Use
5516 prepare_cmp_insn. Accept no predicate for operand 3.
5517 * optabs.h (OTI_cmp): Mark as used only for libcalls.
5518 (OTI_ctrap, ctrap_optab): New.
5519 (tst_optab): Delete.
5520 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
5521 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
5522 with lookup of ctrap_optab.
5523 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
5527 * combine.c (combine_simplify_rtx, simplify_set): Do not
5528 special case comparing against zero for cc0 machines.
5529 * simplify-rtx.c (simplify_binary_operation_1): Never remove
5530 COMPARE on cc0 machines.
5531 (simplify_relational_operation): Return a new expression when
5532 a COMPARE could be removed.
5533 * final.c (final_scan_insn): Compare cc_status values
5534 against LHS of a (compare FOO (const_int 0)) cc0 source.
5535 Also check if cc_status.value is the full compare.
5537 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
5538 (cstoreMM4): Document.
5539 (conditional_trap): Document ctrapMM4 instead.
5540 (sync_compare_and_swapMM): Refer to cbranchcc4.
5541 (Dependent Patterns): Eliminate obsolete information referring to
5542 the old jump optimization phase.
5543 (Canonicalization): Include cbranchcc4 case, omit canonicalization
5544 of compares with 0 on cc0 machines.
5545 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
5546 avoiding references to cc0. Remove text about storing operands
5548 * doc/tm.texi (Condition Codes): Include blurb on different
5549 condition code representations, separate into subsections for
5550 CC0, MODE_CC and conditional execution.
5552 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
5553 alpha_emit_setcc): Accept operands and a machine mode.
5554 * config/alpha/alpha.c (alpha_emit_conditional_branch):
5555 Get code/op0/op1 from operands, use machine mode argument
5556 instead of alpha_compare.fp_p. Emit the branch here.
5557 (alpha_emit_setcc): Likewise, and return boolean.
5558 (alpha_emit_conditional_move): Likewise. Assert that
5559 cmp_op_mode == cmp_mode, and simplify accordingly.
5560 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
5561 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
5562 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
5564 (stack probe test): Use cbranchdi4.
5565 * config/alpha/predicates.md (alpha_cbranch_operator): New.
5567 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
5568 * config/arc/arc.h (movsicc, movsfcc): Use it.
5569 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
5570 (cbranchsi4, cstoresi4): New.
5571 (cmpsi, bCC and sCC expanders): Remove.
5573 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
5574 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
5575 * config/arm/predicates.md (arm_comparison_operator): Only include
5576 floating-point operators if there is a hardware floating-point unit.
5577 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
5578 deferring to cbranch_cc and cstore_cc respectively.
5579 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
5580 cbranch_cc, cstore_cc): New.
5581 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
5583 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
5585 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
5586 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
5588 (adjust_insn_length): Adjust calls.
5589 (avr_reorg): Handle (compare (foo) (const_int 0)).
5590 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
5591 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
5592 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
5593 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
5595 (cbranchqi4, cbranchhi4, cbranchsi4): New.
5596 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
5598 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
5599 (cbranchsi4, cstorebi4, cstoresi4): New.
5600 (movbisi): This insn is duplicate, split it to zero_extend.
5601 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
5602 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
5603 (bfin_optimize_loop): Use cbranch expander.
5604 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
5605 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
5606 (bfin_bimode_comparison_operator): ... this.
5607 (bfin_direct_comparison_operator): New.
5609 * config/cris/cris.c (cris_normal_notice_update_cc): Look
5610 inside (compare FOO (const_int 0)).
5611 (cris_rtx_costs): Handle ZERO_EXTRACT.
5612 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
5613 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
5614 (*tstdi_v32): Delete.
5615 (*cmpdi_non_v32): Add M alternative for operand 1.
5616 (cmpsi, cmp<mode>): Make private.
5617 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
5619 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
5621 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
5622 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
5623 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
5624 (cc_reg_operand): New.
5626 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
5627 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
5628 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
5629 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
5630 crx_expand_scond): Delete.
5632 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
5634 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
5635 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
5637 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
5638 cstoresi4, cstoresf4, cstoredf4): New.
5639 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
5640 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
5641 Receive the entire operands array.
5642 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
5643 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
5644 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
5645 Get test/op0/op1 from the operands array.
5646 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
5648 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
5649 (h8300_expand_store): New.
5650 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
5652 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
5653 (h8300_expand_store): New.
5654 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
5655 or do not try to produce (set (cc0) REG).
5656 (peepholes): Wrap arguments with COMPARE. Add a peephole to
5657 change a compare into a move to a scratch register. Disable some
5658 peepholes when comparing with zero.
5659 (tstsi, tsthi, tstsi, cmpqi): Make private.
5662 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
5665 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
5666 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
5667 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
5668 (ix86_emit_i387_log1p): Use cbranchxf2.
5669 (ix86_expand_setcc): Return void.
5670 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
5671 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
5672 cmp<MODEF>, cmpcc): Remove.
5673 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
5674 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
5675 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
5676 (sCC and bCC expanders): Remove.
5677 (stack_protect_test): Use cbranchcc4.
5679 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
5681 (ia64_expand_compare): Accept three rtx by reference and return void.
5682 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
5683 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
5684 from *expr. Update *expr with the BImode comparison to do.
5685 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
5686 cmptf, bCC, sCC, conditional_trap): Delete.
5687 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
5688 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
5689 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
5690 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
5691 * config/ia64/predicates.md (ia64_cbranch_operator): New.
5693 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
5694 type of last argument.
5695 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
5696 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
5697 use machine mode argument instead of branch_type. Remove dead
5698 code for floating-point comparisons.
5699 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
5700 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
5702 (cbranchsi4, cstoresi4): New.
5703 * config/iq2000/predicates.md (reg_or_const_operand): New.
5705 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
5706 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
5707 (b<code>_op): Rewrite to...
5708 (bcc_op): ... this, using match_operator.
5709 (s<code>_op): Rewrite to...
5710 (scc_op): ... this, using match_operator.
5711 (s<code>_24_op): Rewrite to...
5712 (scc_op_24): ... this, using match_operator.
5713 (s<code>_<mode>): Rewrite to...
5714 (cstore<mode>4): ... this, using match_operator.
5715 (s<code>_<mode>_24): Rewrite to...
5716 (cstore<mode>4_24): ... this, using match_operator.
5717 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
5718 m32c_unpend_compare, m32c_expand_scc): Delete.
5719 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
5720 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
5721 (m32c_expand_movcc): Change NE to EQ if necessary.
5722 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
5724 * config/m32r/m32r-protos.h (gen_cond_store): New.
5725 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
5726 (gen_cond_store): New, from sCC patterns.
5727 (m32r_expand_block_move): Use cbranchsi4.
5728 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
5729 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
5730 (cbranchsi4, cstoresi4): New.
5732 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
5734 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
5735 (m68hc11_notice_update_cc): Look into a compare with 0.
5736 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
5738 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
5739 cmphi, cmpqi, bCC): Delete.
5740 (cbranchsi4, cbranchhi4, cbranchqi4): New.
5741 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
5742 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
5745 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
5746 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
5747 * config/m68k/constraints.md (H): New.
5748 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
5749 the define_insn below.
5750 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
5751 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
5752 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
5753 patterns): Wrap RHS with COMPARE.
5754 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
5755 (*cmpdi_internal): Name this pattern.
5756 (cmpdi): Change to define_insn.
5757 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
5758 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
5759 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
5761 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
5762 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
5763 (conditional_trap): Change to...
5764 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
5765 (*conditional_trap): Use the ordered_comparison_operator and
5766 const1_operand predicates.
5767 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
5768 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
5769 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
5770 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
5772 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
5773 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
5774 (mcore_gen_compare): New.
5775 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
5776 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
5777 (mcore_gen_compare): ... this.
5778 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
5779 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
5780 (stack probe pattern): Use cbranchsi4.
5782 * config/mips/predicates.md (mips_cstore_operator): New.
5783 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
5784 * config/mips/mips.md (any_cond): Delete.
5785 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
5787 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
5788 fixuns_truncsfdi2): Use cbranch patterns.
5789 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
5790 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
5791 Adjust call to mips_expand_conditional_branch.
5792 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
5794 * config/mips/mips-protos.h (mips_expand_conditional_branch,
5795 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
5796 * config/mips/mips.c (cmp_operands): Delete.
5797 (mips_emit_compare): Get comparison operands from *op0/*op1.
5798 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
5799 that it succeeds. Use op0/op1 instead of cmp_operands.
5800 (mips_expand_conditional_branch, mips_expand_conditional_move,
5801 mips_expand_conditional_trap): Likewise.
5802 (mips_block_move_loop): Use cbranch patterns.
5803 * config/mips/mips.h (cmp_operands): Delete.
5805 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
5806 (mmix_gen_compare_reg): Just return a register in the right CC mode.
5807 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
5808 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
5809 (*cmpcc_folded): Rename to...
5810 (*cmpdi_folded): this.
5811 (*cmpcc): Rename to...
5813 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
5816 (cbranchdf4): New. Handle invalid comparisons here.
5817 * config/mmix/predicates.md (float_comparison_operator): New.
5819 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
5820 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
5821 * config/mn10300/mn10300.md (tst): Delete.
5822 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
5823 Name these patterns and wrap RHS in a compare.
5824 (*cmpsi): Make this pattern private. Include tst.
5825 (*cmpsf): Make this pattern private.
5826 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
5827 (compare with zero peepholes): Likewise.
5829 (cbranchsi4, cbranchsf4): New.
5830 (casesi): Use cbranchsi4.
5832 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
5833 hppa_branch_type): Delete.
5834 (return_addr_rtx): Use cbranchsi4.
5835 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
5836 Emit CCFPmode comparison here.
5837 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
5838 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
5839 hppa_branch_type): Delete.
5840 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
5841 (movsicc, movdicc): Remove references to hppa_compare_op0,
5842 hppa_compare_op1 and compare_from_rtx.
5843 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
5844 (casesi): Use cbranchsi4.
5846 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
5847 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
5848 * config/pdp11/pdp11.md (register_or_const0_operand): New.
5849 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
5850 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
5852 (cbranchdf4, cbranchhi4, cbranchqi4): New.
5853 (*branch, *branch_inverted): New.
5855 * config/picochip/picochip.md (cbranchhi4): Use
5856 ordered_comparison_operator.
5857 (cmphi, bCC): Remove.
5859 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
5860 (trap_comparison_operator): Delete.
5861 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
5862 rs6000_emit_cbranch): Accept mode and operands.
5863 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
5864 rs6000_compare_fp_p): Delete.
5865 (rs6000_generate_compare): Accept mode and comparison. Extract code
5866 and op0/op1 from there. Replace references to rs6000_compare_op0
5867 and rs6000_compare_op1.
5868 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
5869 extract result from passed operands.
5870 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
5871 extract loc from passed operands.
5872 (rs6000_emit_cmove): Likewise.
5873 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
5874 rs6000_compare_fp_p): Delete.
5875 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
5876 (cbranch<GPR>4, cbranch<FP>4): New.
5877 (cstore<mode>4): New. Consolidate here all choices about when to use
5878 portable or specialized sCC sequences.
5879 (stack_protect_test): Use cbranchsi4.
5880 (conditional_trap): Replace with ctrap<GPR>4.
5881 (conditional trap insn): Replace trap_comparison_operator with
5882 ordered_comparison_operator.
5884 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
5885 (s390_emit_prologue): Use ctrap.
5886 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
5887 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
5888 New predicates replacing...
5889 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
5890 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
5891 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
5892 (add<mode>cc): Do not use s390_compare_op0/op1.
5893 (s<code>): Change to...
5894 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
5896 (cstorecc4): ... this. Handle EQ or NE equally.
5897 (*sne): Un-privatize for use in cstorecc4.
5898 (b<code>): Change to...
5899 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
5900 (conditional_trap): Replace with...
5901 (ctrap<GPR>4, ctrap<FP>4): ... these.
5902 (stack_protect): Use cbranchcc4.
5904 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
5905 * config/score/score-protos.h (score_gen_cmp): Delete.
5906 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
5907 (score_block_move-loop): Use cbranchsi4.
5908 * config/score/score.md (cbranchsi4): New.
5909 (cmpsi, bCC): Delete.
5910 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
5911 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
5912 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
5913 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
5914 * config/score/score3.h (score3_gen_cmp): Delete.
5915 * config/score/score7.h (score7_gen_cmp): Delete.
5917 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
5918 (sh_emit_scc_to_t): ... this. Return void.
5919 (from_compare): Rename to...
5920 (sh_emit_compare_and_branch): ... this.
5921 (sh_emit_compare_and_set): New.
5922 (sh_expand_t_scc): Accept operands.
5923 * config/sh/predicates.md (sh_float_comparison_operator): New.
5924 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
5925 (prepare_scc_operands): Rename to...
5926 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
5928 (sh_emit_cheap_store_flag): New.
5929 (sh_emit_set_t_insn): New.
5930 (from_compare): Rename to...
5931 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
5932 handling of TARGET_SH2E floating point to avoid recursive call.
5933 Generate branch here.
5934 (sh_emit_compare_and_set): New.
5935 (sh_expand_t_scc): Get op0/op1 from arguments.
5936 (sh_emit_cheap_store_flag): New.
5937 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
5939 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
5940 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
5941 (movsicc, movdicc): Do nothing when it recreated operands from
5942 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
5943 prepare_scc_operands (now sh_emit_scc_to_t).
5944 (udivdi3): Use cstoresi4.
5945 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
5946 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
5947 (cbranchint4_media, cbranchfp4_media): New.
5948 (casesi): Use cbranchdi4.
5949 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
5951 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
5952 (movnegt): Remove second operand.
5953 (cbranchsf4, cbranchdf4): New.
5954 (stack_protect): Use cbranchdi4/cbranchsi4.
5956 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
5957 (gen_compare_reg): Accept comparison, extract part of it to...
5958 (gen_compare_reg_1): ... this.
5959 (gen_compare_operator): Delete.
5960 (gen_v9_scc): Accept separate destination, comparison code and arms.
5961 Do not use sparc_compare_op0/sparc_compare_op1.
5962 (emit_scc_insn, emit_conditional_branch_insn): New.
5963 (emit_v9_brxx): Make static. Remove useless assertion.
5964 (sparc_emit_float_lib_cmp): Return RTL instead of calling
5966 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
5967 * config/sparc/sparc-protos.h (gen_compare_reg,
5968 sparc_emit_float_lib_cmp): Adjust prototype.
5969 (emit_scc_insn, emit_conditional_branch_insn): New.
5970 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
5971 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
5972 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
5973 iterators to the top.
5974 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
5975 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
5976 snedi_special_trunc): Delete.
5977 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
5978 and snedi_special_trunc.
5979 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
5980 cbranchdi4, cbranch<F:mode>4): New.
5981 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
5982 here. Use gen_compare_reg instead of gen_compare_operator.
5983 (conditional_trap): Replace with...
5984 (ctrapsi4, ctrapdi4): ... this.
5985 (stack_protect_test): Use cbranchcc4.
5987 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
5989 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
5990 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
5991 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
5992 from operands[0] or operands[3] depending on is_set.
5993 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
5994 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
5995 cmpdf, bCC), sCC: Remove.
5996 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
5997 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
5999 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
6000 spu_emit_branch_or_set.
6002 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
6004 * config/stormy16/stormy16.h (xstormy16_compare_op0,
6005 xstormy16_compare_op1): Delete.
6006 * config/stormy16/stormy16.c (xstormy16_compare_op0,
6007 xstormy16_compare_op1): Delete.
6008 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
6010 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
6011 (cmphi, cmpsi, bCC): Remove.
6013 * config/v850/v850.md (tstsi, cmpsi): Fold into...
6014 (*cmpsi): ... this one.
6015 (cbranchsi4, cstoresi4): New.
6016 (bCC expanders): Delete.
6017 (sCC insns): Fold into...
6018 (*setcc): ... this one.
6019 (casesi): Do not use gen_cmpsi and gen_bgtu.
6020 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
6021 (movsicc): Simplify.
6022 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
6024 * config/vax/vax-protos.h (cond_name): New.
6025 (vax_output_conditional_branch): Remove.
6026 * config/vax/vax.c (cond_name): New.
6027 (vax_output_conditional_branch): Remove.
6028 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
6029 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
6030 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
6031 (bit<VAXint>): Wrap source with (compare).
6032 (b<code> and following unnamed pattern): Rename to *branch and
6033 *branch_reversed. Change macroization to match_operator.
6034 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
6036 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
6037 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
6038 Change last argument to machine_mode.
6039 (xtensa_expand_scc): Add machine_mode argument.
6040 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
6041 (gen_conditional_move, xtensa_expand_conditional_branch,
6042 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
6043 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
6044 Adjust operand numbers.
6045 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
6047 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
6048 (cmpsi, cmpsf, b<code>, s<code>): Delete.
6049 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
6051 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6053 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6054 causes spurious differences between trunk and cond-optab branch.
6056 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6059 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
6061 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6063 * tree.c (iterative_hash_pointer): Delete.
6064 (iterative_hash_expr): Short-circuit handling of NULL pointer.
6065 Hash UIDs and versions of SSA names. Don't special-case built-in
6066 function declarations.
6068 2009-05-11 Ian Lance Taylor <iant@google.com>
6071 * graphite.c: Force -Wc++-compat to only be a warning before
6072 #including "cloog/cloog.h".
6074 2009-05-11 Martin Jambor <mjambor@suse.cz>
6076 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
6078 2009-05-11 Jan Hubicka <jh@suse.cz>
6080 * tree-ssa-loop-ivcanon.c: Include target.h
6081 (struct loop_size): new structure.
6082 (constant_after_peeling): New predicate.
6083 (tree_estimate_loop_size): New function.
6084 (estimated_unrolled_size): Rewrite for new estimates.
6085 (try_unroll_loop_completely): Use new estimates.
6086 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
6088 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6090 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
6091 libcpp interface change.
6092 (spu_macro_to_expand): Likewise.
6094 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
6096 PR tree-optimization/40026
6097 * gimplify.c (gimplify_init_constructor): Change initial conditional
6098 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
6099 optimize_compound_literals_in_ctor.
6101 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
6103 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
6105 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
6107 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
6109 * tree-vect-data-refs.c (vect_analyze_group_access): Use
6110 HOST_WIDE_INT for gap.
6112 2009-05-11 Ira Rosen <irar@il.ibm.com>
6114 PR tree-optimization/40074
6115 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
6116 account in group size and step comparison.
6118 2009-05-11 Richard Guenther <rguenther@suse.de>
6120 * passes.c (init_optimization_passes): Strip now incorrect comment.
6121 (execute_function_todo): Do not set PROP_alias.
6122 * tree-pass.h (PROP_alias): Remove.
6123 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
6124 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
6125 * tree-nrv.c (pass_return_slot): Likewise.
6126 * tree-object-size.c (pass_object_sizes): Likewise.
6127 * tree-ssa-dom.c (pass_dominator): Likewise.
6128 (pass_phi_only_cprop): Likewise.
6129 * tree-ssa-dse.c (pass_dse): Likewise.
6130 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
6131 (pass_cselim): Likewise.
6132 * tree-ssa-pre.c (pass_pre): Likewise.
6133 (pass_fre): Likewise.
6134 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
6135 * tree-ssa-sink.c (pass_sink_code): Likewise.
6136 * tree-stdarg.c (pass_stdarg): Likewise.
6137 * tree-tailcall.c (pass_tail_calls): Likewise.
6138 * tree-vrp.c (pass_vrp): Likewise.
6140 2009-05-10 Ian Lance Taylor <iant@google.com>
6142 * basic-block.h (enum profile_status): Break out of struct
6144 * cgraph.h (struct inline_summary): Break out of struct
6146 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
6147 of struct cgraph_order_sort.
6148 * combine.c (enum undo_kind): New enum, broken out of struct undo.
6149 * cse.c (struct branch_path): Break out of struct
6150 cse_basic_block_data.
6151 * except.h (enum eh_region_type): Break out of struct eh_region.
6152 * gcc.c (enum add_del): Break out of struct modify_target.
6153 * genrecog.c (enum decision_type): Break out of struct decision_test.
6154 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
6156 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
6157 * regmove.c (enum match_use): New enum, broken out of struct match.
6158 * sched-int.h (enum post_call_group): New enum, broken out of
6160 (struct deps_reg): Break out of struct deps.
6161 * target.h (struct asm_int_op): Break out of struct gcc_target.
6162 * tree-eh.c (struct goto_queue_node): Break out of struct
6164 * tree-inline.h (enum copy_body_cge_which): Break out of
6166 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
6168 * c-decl.c (in_struct, struct_types): New static variables.
6169 (pushtag): Add loc parameter. Change all callers.
6170 (lookup_tag): Add ploc parameter. Change all callers.
6171 (check_compound_literal_type): New function.
6172 (parser_xref_tag): Add loc parameter. Change all callers. If
6173 -Wc++-compat, warn about struct/union/enum types defined within a
6175 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
6176 and loc parameters. Change all callers. Change error calls to
6177 error_at, using loc. For a redefinition, if the location of the
6178 original definition is known, report it. Set in_struct and
6179 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
6180 (finish_struct): Add new parameters enclosing_in_struct and
6181 enclosing_struct_types. Change all callers. Set
6182 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
6183 in the struct. If in a struct, add this struct to struct_types.
6184 (start_enum): Add loc parameter. Change all callers. Use
6185 error_at for errors, using loc. For a redefinition, if the
6186 location of the original definition is known, report it. If in a
6187 struct, add this enum type to struct_types. If -Wc++-compat warn
6188 if in sizeof, typeof, or alignof.
6189 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
6190 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
6191 (c_parser_enum_specifier): Get enum location for start_enum.
6192 (c_parser_struct_or_union_specifier): Get struct location for
6193 start_struct. Save in_struct and struct_types status between
6194 start_struct and finish_struct.
6195 (c_parser_cast_expression): Get location of cast.
6196 (c_parser_alignof_expression): Get location of type.
6197 (c_parser_postfix_expression): Likewise.
6198 (c_parser_postfix_expression_after_paren_type): Add type_loc
6199 parameter. Change all callers. Call check_compound_literal_type.
6200 Use type_loc for error about variable size type.
6201 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
6202 of an enum constant from an enum type defined in a struct or union.
6203 (c_cast_expr): Add loc parameter. Change all callers. If
6204 -Wc++-compat, warn about defining a type in a cast.
6205 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
6206 (start_enum, start_struct, finish_struct): Update declarations.
6207 (parser_xref_tag, c_cast_expr): Update declarations.
6208 (check_compound_literal_type): Declare.
6210 2009-05-11 Ben Elliston <bje@au.ibm.com>
6212 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
6213 for recent libcpp interface change.
6214 (rs6000_macro_to_expand): Likewise.
6216 2009-05-10 Michael Matz <matz@suse.de>
6219 * config/arm/arm.c (require_pic_register): Emit on entry edge,
6220 not at entry of function.
6222 2009-05-10 Richard Guenther <rguenther@suse.de>
6224 PR tree-optimization/40081
6226 * tree-sra.c (instantiate_element): Instantiate scalar replacements
6227 using the main variant of the element type. Do not fiddle with
6228 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
6230 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
6231 structs with volatile fields.
6233 2009-05-10 Jan Hubicka <jh@suse.cz>
6235 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
6236 (estimate_move_cost): Assert that it does not get called for
6238 (estimate_num_insns): Skip VOID types in argument handling.
6239 (optimize_inline_calls): Delete unreachable blocks and verify that
6242 2009-05-10 Jan Hubicka <jh@suse.cz>
6244 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
6245 * cgraph.c (cgraph_mark_address_taken_node): New function.
6246 (dump_cgraph_node): Dump new flag.
6247 * cgraph.h (struct cgraph_node): Add address_taken.
6248 (cgraph_mark_address_taken_node): New function.
6249 * ipa.c (cgraph_postorder): Prioritize functions with address taken
6250 since new direct calls can be born.
6252 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6254 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
6257 2009-05-10 Jan Hubicka <jh@suse.cz>
6260 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
6262 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
6263 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
6264 * tree-inline.c (copy_bb): Set frequency correctly.
6265 (fold_marked_statements): Update call to
6266 cgraph_update_edges_for_call_stmt.
6268 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6270 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
6271 identifiers in diagnostics.
6272 * config/arm/arm.c (arm_handle_fndecl_attribute,
6273 arm_handle_isr_attribute): Likewise.
6274 * config/avr/avr.c (avr_handle_progmem_attribute,
6275 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
6276 * config/bfin/bfin.c (handle_int_attribute,
6277 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
6278 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
6279 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
6281 * config/darwin.c (darwin_handle_kext_attribute,
6282 darwin_handle_weak_import_attribute): Likewise.
6283 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
6284 h8300_handle_eightbit_data_attribute,
6285 h8300_handle_tiny_data_attribute): Likewise.
6286 * config/i386/i386.c (ix86_handle_cconv_attribute,
6287 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
6288 * config/i386/winnt.c (ix86_handle_shared_attribute,
6289 ix86_handle_selectany_attribute): Likewise.
6290 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
6291 * config/m32c/m32c.c (function_vector_handler): Likewise.
6292 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
6293 m68hc11_handle_fntype_attribute): Likewise.
6294 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
6295 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
6296 * config/mips/mips.c (mips_insert_attributes,
6297 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
6298 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
6299 rs6000_handle_struct_attribute): Likewise.
6300 * config/sh/sh.c (sh_insert_attributes,
6301 sh_handle_resbank_handler_attribute,
6302 sh_handle_interrupt_handler_attribute,
6303 sh2a_handle_function_vector_handler_attribute,
6304 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
6306 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
6307 * config/spu/spu.c (spu_handle_fndecl_attribute,
6308 spu_handle_vector_attribute): Likewise.
6309 * config/stormy16/stormy16.c
6310 (xstormy16_handle_interrupt_attribute): Likewise.
6311 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
6312 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
6314 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6316 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
6317 (pp_translate_identifiers): New.
6318 (pp_identifier): Only conditionally translate identifier to locale
6320 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
6321 (pp_base_tree_identifier): Only conditionally translate identifier
6322 to locale character set.
6323 * c-pretty-print.c (M_): Define.
6324 (pp_c_type_specifier, pp_c_primary_expression): Mark English
6325 fragments for conditional translation with M_.
6326 * tree-pretty-print.c (maybe_init_pretty_print): Disable
6327 identifier translation.
6329 2009-05-10 Richard Guenther <rguenther@suse.de>
6331 PR tree-optimization/40081
6332 * tree-sra.c (instantiate_element): Instantiate scalar replacements
6333 using the main variant of the element type. Do not fiddle with
6334 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
6336 2009-05-09 Jan Hubicka <jh@suse.cz>
6339 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
6340 indirect calls; verify cgraph afterwards.
6342 2009-05-09 Jan Hubicka <jh@suse.cz>
6345 * ipa.c (update_inlined_to_pointer): New function.
6346 (cgraph_remove_unreachable_nodes): Use it.
6348 2009-05-09 Jan Hubicka <jh@suse.cz>
6350 * tree-eh.c (struct leh_state): Remove prev_try.
6351 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
6353 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
6354 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
6355 remove_eh_handler_and_replace, foreach_reachable_handler,
6356 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
6357 * except.h (struct eh_region): Remove eh_region_u_cleanup.
6358 (gen_eh_region_cleanup): Update prototype.
6360 2009-05-09 Jan Hubicka <jh@suse.cz>
6363 * except.c (copy_eh_region): Always set prev_try.
6364 (redirect_eh_edge_to_label): Find outer try.
6365 (foreach_reachable_handler): When looking for prev try
6366 handle case where previous try is not going to be taken.
6368 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6370 PR tree-optimization/40049
6371 * tree-vect-stmts.c (vectorizable_operation): If the machine has
6372 only vector/vector shifts, convert the type of the constant to the
6373 appropriate type to avoid building incorrect trees, which
6374 eventually have problems with garbage collection.
6376 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6378 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
6379 -1 for complex floating-point types if honoring signed zeros.
6381 2009-05-08 Jan Hubicka <jh@suse.cz>
6383 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
6384 argument; handle correctly when profile is absent.
6385 (build_cgraph_edges): Update.
6386 (rebuild_cgraph_edges): Update.
6387 * cgraph.c: Do not include varray.h.
6388 (cgraph_set_call_stmt_including_clones): New function.
6389 (cgraph_create_edge_including_clones): Likewise
6390 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
6391 (cgraph_update_edges_for_call_stmt): Handle clones.
6392 (cgraph_remove_node): Handle clone tree.
6393 (cgraph_remove_node_and_inline_clones): New function.
6394 (dump_cgraph_node): Dump clone tree.
6395 (cgraph_clone_node): Handle clone tree.
6396 (clone_function_name): Bring here from tree-inline.c.
6397 (cgraph_create_virtual_clone): New function.
6398 * cgraph.h (ipa_replace_map): Move here from ipa.h.
6399 (cgraph_clone_info): New function.
6400 (strut cgraph_node): Add clone_info and new clone tree pointers.
6401 (cgraph_remove_node_and_inline_clones,
6402 cgraph_set_call_stmt_including_clones,
6403 cgraph_create_edge_including_clones,
6404 cgraph_create_virtual_clone): Declare.
6405 (cgraph_function_versioning): Use VEC argument.
6406 (compute_call_stmt_bb_frequency): Update prototype.
6407 (cgraph_materialize_all_clones): New function.
6408 * ipa-cp.c (ipcp_update_cloned_node): Remove.
6409 (ipcp_create_replace_map): Update to VECtors.
6410 (ipcp_update_callgraph): Use virtual clones.
6411 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
6412 (ipcp_update_profiling): Do not update local profiling.
6413 (ipcp_insert_stage): Use VECtors and virtual clones.
6414 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
6415 (clone_of_p): New function.
6416 (cgraph_preserve_function_body_p): Use clone tree.
6417 (cgraph_optimize): Materialize clones.
6418 (cgraph_function_versioning): Update for VECtors.
6419 (save_inline_function_body): Use clone tree.
6420 (cgraph_materialize_clone): New function.
6421 (cgraph_materialize_all_clones): Likewise.
6422 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
6423 * ipa.c: Include gimple.h.
6424 (cgraph_remove_unreachable_nodes): Use clone tree.
6425 * ipa-prop.c (ipa_note_param_call): Update call to
6426 compute_call_stmt_bb_frequencycall.
6427 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
6428 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
6429 (copy_bb): Handle updating of clone tree; add new edge when new call
6431 (expand_call_inline): Be strict about every call having edge.
6432 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
6433 (delete_unreachable_blocks_update_callgraph): New function.
6434 (tree_function_versioning): Use VECtors; always remove unreachable
6435 blocks and fold conditionals.
6436 * tree-inline.h: Do not include varray.h.
6437 (tree_function_versioning): Remove.
6438 * Makefile.in (GTFILES): Remove tree-inline.c
6439 * passes.c (do_per_function): Do only functions having body.
6440 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
6443 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
6444 Andrew Morrow <acm@google.com>
6447 * c-common.c (c_common_attribute_table): Permit deprecated
6448 attribute to take an optional argument.
6449 (handle_deprecated_attribute): If the optional argument to
6450 __attribute__((deprecated)) is not a string ignore the attribute
6453 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
6454 * c-typeck.c (build_component_ref): Likewise.
6455 (build_external_ref): Likewise.
6457 * toplev.c (warn_deprecated_use): Add an attribute argument.
6458 Emit the message associated with __attribute__((deprecated)).
6460 * toplev.h (warn_deprecated_use): Updated.
6462 * doc/extend.texi: Document new optional parameter to
6463 __attribute__((deprecated))
6465 2009-05-08 Michael Eager <eager@eagercon.com>
6467 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
6468 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
6470 2009-05-08 Richard Guenther <rguenther@suse.de>
6472 PR tree-optimization/40062
6473 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
6474 Avoid exponential behavior.
6476 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6478 PR rtl-optimization/33928
6480 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
6481 process_uses, build_single_def_use_links): New.
6482 (update_df): Update use_def_ref.
6483 (forward_propagate_into): Use get_def_for_use instead of use-def
6485 (fwprop_init): Call build_single_def_use_links and let it initialize
6487 (fwprop_done): Free use_def_ref.
6488 (fwprop_addr): Eliminate duplicate call to df_set_flags.
6489 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
6490 df_rd_simulate_one_insn): New.
6491 (df_rd_bb_local_compute_process_def): Update head comment.
6492 (df_chain_create_bb): Use the new RD simulation functions.
6493 * df.h (df_rd_simulate_artificial_defs_at_top,
6494 df_rd_simulate_one_insn): New.
6495 * opts.c (decode_options): Enable fwprop at -O1.
6496 * doc/invoke.texi (-fforward-propagate): Document this.
6498 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6501 * c-typeck.c (build_binary_op): Handle arithmetic between one real
6502 and one complex operand specially.
6503 * tree-complex.c (some_nonzerop): Do not identify a real value as
6504 zero if flag_signed_zeros.
6506 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6508 PR rtl-optimization/33928
6509 * loop-invariant.c (record_use): Fix && vs. || mishap.
6511 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6513 PR rtl-optimization/33928
6514 * loop-invariant.c (struct use): Add addr_use_p.
6515 (struct def): Add n_addr_uses.
6516 (struct invariant): Add cheap_address.
6517 (create_new_invariant): Set cheap_address.
6518 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
6519 (record_uses): Pass df_ref to record_use.
6520 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
6523 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6525 * config/sh/sh.c: Do not include c-pragma.h.
6527 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
6529 * config/spu/spu.c: Remove include of c-common.h.
6531 2009-05-07 Janis Johnson <janis187@us.ibm.com>
6534 * c-common.h (mark_valid_location_for_stdc_pragma,
6535 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
6536 clear_float_const_decimal64, float_const_decimal64_p): New.
6537 * c.opt (Wunsuffixed-float-constants): New.
6538 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
6539 unsuffixed float constant, handle new warning.
6540 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
6541 * c-decl.c (c_scope): New flag float_const_decimal64.
6542 (set_float_const_decimal64, clear_float_const_decimal64,
6543 float_const_decimal64_p): New.
6544 (push_scope): Set new flag.
6545 * c-parser.c (c_parser_translation_unit): Mark when it's valid
6546 to use STDC pragmas.
6547 (c_parser_external_declaration): Ditto.
6548 (c_parser_compound_statement_nostart): Ditto.
6549 * c-pragma.c (valid_location_for_stdc_pragma,
6550 mark_valid_location_for_stdc_pragma,
6551 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
6552 handle_pragma_float_const_decimal64): New.
6553 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
6554 * cp/semantics.c (valid_location_for_stdc_pragma_p,
6555 set_float_const_decimal64, clear_float_const_decimal64,
6556 float_const_decimal64_p): New dummy functions.
6557 * doc/extend.texi (Decimal Float): Remove statement that the
6558 pragma, and suffix for double constants, are not supported.
6559 * doc/invoke.texi (Warning Options): List new option.
6560 (-Wunsuffixed-float-constants): New.
6562 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
6564 * config/i386/i386.c: Do not include c-common.h.
6566 2009-05-07 Mark Heffernan <meheff@google.com>
6568 * doc/invoke.texi (Debugging Options): Document change of debugging
6570 * opts.c (decode_options): Make dump_base_name relative to
6571 aux_base_name directory.
6573 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6575 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
6576 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
6578 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
6580 * Makefile.in (install-plugin): Simplify a bit.
6582 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
6584 * Makefile.in (OBJS-common): Add regcprop.o.
6586 * timevar.def (TV_CPROP_REGISTERS): New.
6587 * regrename.c (regrename_optimize): Return 0.
6588 (rest_of_handle_regrename): Delete.
6589 (pass_rename_registers): Point to regrename_optimize.
6590 (struct value_data_entry, struct value_data,
6591 kill_value_one_regno, kill_value_regno, kill_value,
6592 set_value_regno, init_value_data, kill_clobbered_value,
6593 kill_set_value, kill_autoinc_value, copy_value,
6594 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
6595 replace_oldest_value_reg, replace_oldest_value_addr,
6596 replace_oldest_value_mem, copyprop_hardreg_forward_1,
6597 debug_value_data, validate_value_data): Move...
6598 * regcprop.c: ... here.
6599 (rest_of_handle_cprop): Delete.
6600 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
6602 2009-05-07 Jakub Jelinek <jakub@redhat.com>
6605 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
6606 GEN_INT for 1 << bitnum.
6607 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
6610 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
6612 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
6613 Remove wrong description of "nand" operation.
6615 2009-05-06 Richard Guenther <rguenther@suse.de>
6616 Adam Nemet <anemet@caviumnetworks.com>
6618 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
6619 comment. Add that if LHS is not a gimple register, then RHS1 has
6620 to be a single object (GIMPLE_SINGLE_RHS).
6622 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
6624 * expr.c (get_def_for_expr): Move it up in the file.
6625 (store_field): When expanding a bit-field store, look at the
6626 defining gimple stmt for the masking conversion.
6628 2009-05-06 Janis Johnson <janis187@us.ibm.com>
6631 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
6632 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
6633 32-bit memcpy into long.
6635 2009-05-06 Jakub Jelinek <jakub@redhat.com>
6637 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
6638 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
6640 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
6641 instead of appending DW_OP_deref*.
6643 2009-05-06 Michael Matz <matz@suse.de>
6646 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
6647 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
6649 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
6651 * Makefile.in (install-plugin): Fix srcdir handling.
6653 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
6655 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
6656 when processing for not_regs_needed bitmap.
6657 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
6658 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
6659 handling it for rhs.
6661 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6663 * config/i386/i386.md (unnamed inc/dec peephole): Use
6664 optimize_insn_for_size_p instead of optimize_size.
6665 * config/i386/predicates.md (incdec_operand): Likewise.
6666 (aligned_operand): Likewise.
6667 * config/i386/sse.md (divv8sf3): Likewise.
6668 (sqrtv8sf2): Likewise.
6670 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6672 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
6674 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
6676 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6678 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
6679 ssemodesuffixf2c with avxmodesuffixf2c.
6681 2009-05-06 Joseph Myers <joseph@codesourcery.com>
6684 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
6686 2009-05-05 Jakub Jelinek <jakub@redhat.com>
6688 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
6689 (struct tree_base): Adjust spacing for 8 bit boundaries.
6690 (struct tree_decl_common): Add decl_by_reference_flag bit.
6691 (DECL_BY_REFERENCE): Adjust.
6692 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
6693 print DECL_BY_REFERENCE bit.
6694 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
6695 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
6696 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
6697 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
6701 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
6702 range of the type, but default label is missing, add it with one
6703 of the existing labels instead of adding a new label for it.
6705 2009-05-05 Joseph Myers <joseph@codesourcery.com>
6709 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
6711 * Makefile.in (enable_plugin, plugin_includedir): New.
6712 (install): Depend on install-plugin.
6713 (PLUGIN_HEADERS): New.
6714 (install-plugin): New.
6715 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
6717 2009-05-05 Richard Guenther <rguenther@suse.de>
6719 PR tree-optimization/40022
6720 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
6722 (phivn_valid_p): Fix tuplification error, simplify.
6723 (phiprop_insert_phi): Add dumps.
6724 (propagate_with_phi): Simplify.
6726 2009-05-05 Richard Guenther <rguenther@suse.de>
6729 * builtins.c (gimplify_va_arg_expr): Properly build the address.
6731 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
6733 * tree.h (strip_float_extensions): Remove duplicate declaration.
6734 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
6735 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
6736 block_ultimate_origin): Rearrange the declarations line to match the
6737 comment that indicates the .c file which the functions are defined.
6738 (dwarf2out_*, set_decl_rtl): Add comment.
6739 (get_base_address): Adjust comment.
6740 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
6741 declarations line and add comment.
6742 (is_builtin_name): Add blank after function name, for clarity.
6744 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6746 * attribs.c (decl_attributes): Use %qE for identifiers in
6748 * cgraphunit.c (verify_cgraph_node): Translate function names to
6749 locale character set in diagnostics.
6750 * coverage.c (get_coverage_counts): Use %qE for identifiers in
6752 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
6753 Document that functions are named in UTF-8.
6754 * expr.c (expand_expr_real_1): Translate function names to locale
6755 character set in diagnostics.
6756 * gimplify.c (omp_notice_variable, omp_is_private,
6757 gimplify_scan_omp_clauses): Use %qE for identifiers in
6759 * langhooks.c (lhd_print_error_function): Translate function names
6760 to locale character set.
6761 * langhooks.h (decl_printable_name): Document that return value is
6762 in internal character set.
6763 * stmt.c: Include pretty-print.h
6764 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
6766 (resolve_operand_name_1): Translate named operand name to locale
6768 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
6770 * toplev.c (announce_function): Translate function names to locale
6772 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
6773 (default_tree_printer): Use pp_identifier or translate identifiers
6774 to locale character set. Mark "<anonymous>" for translation.
6775 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
6776 for identifiers in diagnostics.
6777 * tree.c (handle_dll_attribute): Use %qE for identifiers in
6779 * varasm.c (output_constructor): Use %qE for identifiers in
6782 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
6784 * configure.ac: use ` ` instead of $()
6785 * configure: Regenerate.
6787 2009-05-05 Ben Elliston <bje@au.ibm.com>
6789 * config/pa/linux-atomic.c: Eliminate conditional include of
6790 errno.h on non-LP64 systems to simplify build requirements.
6792 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6794 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
6796 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
6797 and pass value to identifier_to_locale.
6798 (warn_variable_length_array): Make name a tree.
6799 (grokdeclarator): Separate diagnostic texts for named and unnamed
6800 declarators. Use %qE for named declarators.
6801 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
6803 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
6804 identifiers in diagnostics.
6805 * c-typeck.c (push_member_name, start_init): Pass identifiers to
6806 identifier_to_locale. Mark "anonymous" strings for translation.
6808 2009-05-04 Michael Eager <eager@eagercon.com>
6810 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
6811 address for DImode/DFmode only if double-precision FP regs.
6813 2009-05-04 Michael Eager <eager@eagercon.com>
6815 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
6816 TARGET_SINGLE_FLOAT check.
6818 2009-05-04 Michael Eager <eager@eagercon.com>
6820 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
6822 2009-05-04 Michael Eager <eager@eagercon.com>
6824 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
6825 * config/rs6000/t-xilinx: New
6827 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
6829 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
6830 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
6831 * gcc/explow.c (memory_address): Use target hook.
6832 * gcc/targhooks.c (default_legitimize_address): New.
6833 * gcc/targhooks.h (default_legitimize_address): New.
6834 * gcc/target.h (legitimize_address): New.
6835 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
6836 (TARGET_INITIALIZER): Include it.
6837 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
6839 * config/bfin/bfin-protos.h (legitimize_address): Remove.
6840 * config/bfin/bfin.c (legitimize_address): Remove.
6841 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
6842 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
6844 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
6845 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
6847 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
6848 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
6849 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
6850 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
6851 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
6852 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
6853 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
6854 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
6855 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
6856 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
6857 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
6858 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
6859 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
6860 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
6861 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
6862 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
6863 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
6864 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
6865 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
6866 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
6867 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
6868 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
6869 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
6871 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
6872 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
6873 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
6874 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
6875 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
6876 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
6877 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
6878 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
6879 (thumb_legitimize_address): Delete.
6880 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
6881 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
6882 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
6883 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
6884 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
6885 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
6887 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
6890 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
6891 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
6892 * config/m32r/m32r.c (m32r_legitimize_address): New.
6893 * config/m68k/m68k.c (m68k_legitimize_address): New.
6894 * config/score/score.c (score_legitimize_address): Standardize.
6895 * config/score/score3.c (score3_legitimize_address): Standardize.
6896 * config/score/score3.h (score3_legitimize_address): Adjust.
6897 * config/score/score7.c (score7_legitimize_address): Standardize.
6898 * config/score/score7.h (score7_legitimize_address): Adjust.
6899 * config/sh/sh.c (sh_legitimize_address): New.
6900 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
6902 * gcc/config/s390/s390.c (legitimize_address): Rename to...
6903 (s390_legitimize_address): ... this.
6904 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
6905 (sparc_legitimize_address): ... this.
6906 * gcc/config/i386/i386.c (legitimize_address): Rename to...
6907 (ix86_legitimize_address): ... this.
6908 * gcc/config/avr/avr.c (legitimize_address): Rename to...
6909 (avr_legitimize_address): ... this.
6910 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
6911 (mn10300_legitimize_address): ... this.
6912 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
6913 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
6914 (alpha_expand_mov): Adjust call.
6916 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
6917 * config/spu/spu.c (spu_legitimize_address): Likewise.
6918 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
6919 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
6921 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6923 * intl.c (locale_encoding, locale_utf8): New.
6924 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
6925 * intl.h (locale_encoding, locale_utf8): Declare.
6926 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
6927 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
6929 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
6931 (pp_tree_identifier): Define to call pp_base_tree_identifier.
6932 (pp_base_tree_identifier): Declare as function.
6933 (identifier_to_locale): Declare.
6934 * Makefile.in (pretty-print.o): Update dependencies.
6935 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
6937 2009-05-04 Richard Guenther <rguenther@suse.de>
6940 * builtins.c (fold_builtin_memory_op): Do not decay to element
6941 type if the size matches the whole array.
6943 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
6945 * expmed.c (synth_mult): When trying out a shift, pass the result
6948 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
6950 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
6951 (shiftsub1_cost): New.
6952 (init_expmed): Compute shiftsub1_cost.
6953 (synth_mult): Optimize multiplications by constants of the form
6954 -(2^^m-1) for some constant positive integer m.
6956 2009-05-03 Richard Guenther <rguenther@suse.de>
6959 * c-typeck.c (array_to_pointer_conversion): Do not built
6960 ADDR_EXPRs of arrays of pointer-to-element type.
6961 * c-gimplify.c (c_gimplify_expr): Revert change fixing
6962 up wrong ADDR_EXPRs after-the-fact.
6963 * c-common.c (strict_aliasing_warning): Strip pointer
6964 conversions for obtaining the original type.
6965 * builtins.c (fold_builtin_memset): Handle array types.
6966 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
6969 2009-05-03 Richard Guenther <rguenther@suse.de>
6972 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
6973 Do not lose casts from array types with unknown extent to array
6974 types with known extent.
6975 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
6976 alias set compatibility.
6978 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
6980 * flags.h (extra_warnings): Delete.
6981 * toplev.c (process_options): Handle Wuninitialized here.
6982 * opts.c (extra_warnings): Delete.
6983 (set_Wextra): Delete.
6984 (common_handle_option): -Wextra can be handled automatically.
6985 * c-opts.c (c_common_handle_option): Delete obsolete code.
6986 (c_common_post_options): Simplify comment.
6987 * common.opt (W): Add Var.
6989 (Wuninitialized): Initialize to -1.
6991 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
6992 Richard Guenther <rguenther@suse.de>
6994 * expr.c (get_def_for_expr): New function.
6995 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
6996 SSA rather than trees.
6997 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
6998 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
7000 2009-05-03 Joseph Myers <joseph@codesourcery.com>
7002 * c-common.c (reswords): Add _Imaginary.
7003 * c-common.c (enum rid): Add RID_IMAGINARY.
7005 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
7007 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
7008 Patch by Richard Guenther.
7010 2009-05-03 Anatoly Sokolov <aesok@post.ru>
7012 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
7013 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7014 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
7015 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
7016 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
7017 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
7018 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
7019 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
7020 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
7021 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
7022 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
7023 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
7024 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
7025 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
7026 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
7027 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
7028 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
7029 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
7031 2009-05-02 Richard Guenther <rguenther@suse.de>
7033 PR tree-optimization/39940
7034 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
7037 2009-05-02 Richard Guenther <rguenther@suse.de>
7040 * tree-ssa.c (execute_update_addresses_taken): Properly check
7041 if we can mark a variable DECL_GIMPLE_REG_P.
7042 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
7043 back to the end of the function.
7044 (is_gimple_reg_type): Remove complex type special casing.
7045 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
7048 2009-05-02 Ben Elliston <bje@au.ibm.com>
7050 * doc/collect2.texi (Collect2): Document search path behaviour
7051 when configured with --with-ld.
7053 2009-05-02 Jan Hubicka <jh@suse.cz>
7055 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
7056 parameter; update callers.
7057 (coalesce_cost_edge): EH edges are costier because they needs
7058 splitting even if not critical and even more costier when there are
7059 multiple EH predecestors.
7061 2009-05-02 Jan Hubicka <jh@suse.cz>
7063 * except.c (remove_eh_handler_and_replace): Handle updating after
7064 removing TRY blocks.
7066 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
7068 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
7070 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
7072 * varasm.c: Do not include c-pragma.h.
7073 * attribs.c: Do not incude c-common.h.
7075 2009-05-01 Michael Matz <matz@suse.de>
7077 * calls.c (initialize_argument_information): Handle SSA names like
7078 decls with a non MEM_P DECL_RTL.
7080 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7082 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
7083 * ipa-utils.c: Likewise.
7084 * ipa-type-escape.c: Likewise.
7085 * cgraphunit.c Do not include c-common.h.
7086 * ipa-pure-const.c: Likewise.
7087 * tree-if-conv.c: Likewise.
7088 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
7089 * ipa-struct-reorg.c: Likewise.
7090 * tree-nomudflap.c: Likewise.
7091 * tree-ssa-structalias.c: Likewise.
7093 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7095 * store-motion.c: Many cleanups to make this pass a first-class
7096 citizen instead of an appendix to gcse load motion. Add TODO list
7097 to make this pass faster/cleaner/better.
7099 (struct ls_expr): Post gcse.c-split cleanups.
7100 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
7101 "stores" field to "avail_stores".
7102 (pre_ldst_mems): Rename to store_motion_mems.
7103 (pre_ldst_table): Rename to store_motion_mems_table.
7104 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
7105 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
7106 (ldst_entry): Rename to st_expr_entry, update users.
7107 (free_ldst_entry): Rename to free_st_expr_entry, update users.
7108 (free_ldst_mems): Rename to free_store_motion_mems, update users.
7109 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
7111 (first_ls_expr): Rename to first_st_expr, update users.
7112 (next_ls_expr): Rename to next_st_expr, update users.
7113 (print_ldst_list): Rename to print_store_motion_mems. Print names of
7114 fields properly for store motion instead of names inherited from load
7116 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
7117 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
7120 (ae_kill): Rename to st_kill, update users.
7121 (ae_gen): Rename to st_avloc, update users.
7122 (transp): Rename to st_transp, update users.
7123 (pre_insert_map): Rename to st_insert_map, update users.
7124 (pre_delete_map): Rename to st_delete_map, update users.
7125 (insert_store, build_store_vectors, free_store_memory,
7126 one_store_motion_pass): Update for abovementioned changes.
7128 (gcse_subst_count, gcse_create_count): Remove.
7129 (one_store_motion_pass): New statistics counters "n_stores_deleted"
7130 and "n_stores_created", local variables.
7132 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
7135 (regvec, compute_store_table_current_insn): Remove.
7136 (reg_set_info, reg_clear_last_set): Remove.
7137 (compute_store_table): Use DF caches instead of local dataflow
7140 2009-05-01 Joseph Myers <joseph@codesourcery.com>
7142 * c-objc-common.c (c_tree_printer): Print identifiers with
7143 pp_identifier, not pp_string. Mark "({anonymous})" for
7145 * c-pretty-print.c (pp_c_ws_string): New.
7146 (pp_c_cv_qualifier, pp_c_type_specifier,
7147 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
7148 pp_c_storage_class_specifier, pp_c_function_specifier,
7149 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
7150 pp_c_primary_expression, pp_c_postfix_expression,
7151 pp_c_unary_expression, pp_c_shift_expression,
7152 pp_c_relational_expression, pp_c_equality_expression,
7153 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
7154 use pp_string and pp_c_ws_string in place of pp_identifier and
7155 pp_c_identifier for non-identifiers. Mark English strings for
7157 * c-pretty-print.h (pp_c_ws_string): Declare.
7159 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
7160 Roland McGrath <roland@redhat.com>
7162 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
7163 (ENABLE_LD_BUILDID): New configuration option.
7164 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
7165 (LINK_BUILDID_SPEC): New macro.
7166 (init_spec): If defined, prepend it between LINK_EH_SPEC and
7168 * doc/install.texi: Document --enable-linker-build-id option.
7169 * configure: Rebuild.
7170 * config.in: Rebuild.
7172 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
7174 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
7175 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
7176 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
7177 MIPS_GP_SAVE_AREA_SIZE.
7178 * config/mips/mips.c (struct mips_frame_info): Update comment
7179 before arg_pointer_offset and hard_frame_pointer_offset.
7180 (mips_compute_frame_info): Update diagram before function: to
7181 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
7182 indicate the position of frame_pointer_rtx with -fstack-protector and
7183 to show args_size. Don't allocate cprestore area for leaf functions
7184 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
7186 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
7188 2009-04-30 Michael Matz <matz@suse.de>
7190 PR tree-optimization/39955
7191 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
7193 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
7195 * ira.c (setup_cover_and_important_classes): Use safe macro
7196 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
7198 * genpreds.c (write_tm_preds_h): Output suitable definition of
7199 REG_CLASS_FOR_CONSTRAINT.
7201 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7203 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
7205 * bitmap.c (bitmap_descriptor): Likewise.
7206 * ggc-common.c (loc_descriptor): Likewise.
7207 * varray.c (varray_descriptor): Likewise.
7208 * vec.c (vec_descriptor): Likewise.
7210 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
7212 * Makefile.in (dce.o): Add $(EXCEPT_H).
7213 * dce.c: Include except.h and delete redundant vector definitions.
7214 (deletable_insn_p): Return false for non-call insns that can throw
7217 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
7219 * gcse.c (ae_gen): Remove.
7220 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
7221 and make non-static function to make it available in store-motion.c.
7222 Update call sites with search-and-replace.
7223 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
7224 extract_mentioned_regs, extract_mentioned_regs_helper,
7225 find_moveable_store, compute_store_table, load_kills_store, find_loads,
7226 store_killed_in_insn, store_killed_after, store_killed_before,
7227 build_store_vectors, insert_insn_start_basic_block, insert-store,
7228 remove_reachable_equiv_notes, replace_store_insn, delete_store,
7229 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
7230 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
7231 * store-motion.c: ...new file. Also copy data structures from gcse.c
7232 and clean up to remove parts not used by store motion.
7233 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
7234 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
7236 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7239 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
7240 when optimizing for size.
7242 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
7244 * gcse.c (gcse_constant_p): Fix typo in last change.
7246 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7248 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
7250 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
7252 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
7254 2009-04-29 James E. Wilson <wilson@codesourcery.com>
7256 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
7257 CONST_HIGH_PART result.
7259 2009-04-29 Anatoly Sokolov <aesok@post.ru>
7261 * config/avr/avr.c (initial_elimination_offset): Rename to
7262 avr_initial_elimination_offset.
7263 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
7264 change return type to bool.
7265 (avr_can_eliminate): New function.
7266 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
7267 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
7268 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
7269 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
7270 avr_initial_elimination_offset.
7271 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
7272 (avr_initial_elimination_offset): Define.
7274 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
7275 Steven Bosscher <steven@gcc.gnu.org>
7277 PR rtl-optimization/39938
7278 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
7279 * cfgrtl.c: Include insn-attr.h.
7280 (rest_of_pass_free_cfg): New function.
7281 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
7282 * resource.c (init_resource_info): Remove call to df_analyze.
7284 2009-04-29 Richard Guenther <rguenther@suse.de>
7287 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
7288 allow conversion to signed integers.
7290 2009-04-29 Richard Guenther <rguenther@suse.de>
7292 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
7293 shifts of floating point vectors if the shift amount is
7294 a constant multiple of the element size.
7296 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
7297 Michael Matz <matz@suse.de>
7301 * tree-outof-ssa.c (emit_partition_copy): New function.
7302 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7303 insert_part_to_rtx_on_edge): Perform the partition base var
7304 copy using emit_partition_copy.
7305 (insert_value_copy_on_edge): Convert constants to the right mode.
7306 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
7307 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
7309 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7311 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
7312 scan backwards to try to find a constant to initialize it.
7314 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
7315 insn before the loop_end instruction, don't look past labels.
7317 2009-04-29 Richard Guenther <rguenther@suse.de>
7320 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
7321 loose type conversions.
7322 (forward_propagate_addr_expr): Fix tuplification bug. Remove
7323 stmts only if there are no uses of its definition.
7325 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7327 * config/bfin/bfin.h (splitting_loops): Declare.
7328 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
7329 Reorder bit definitions to be ascending.
7330 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
7331 * config/bfin/bfin.c (splitting_loops): New variable.
7332 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
7333 (struct loop_info): Remove members INIT and LOOP_INIT.
7334 (bfin_optimize_loop): Don't set them. Reorder the code that generates
7335 the LSETUP sequence. Allow LC to be loaded from any register, but
7336 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
7337 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
7339 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
7340 of reload_completed.
7343 * config/bfin/bfin.md (movsi_insn): Refine constraints.
7345 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
7347 * Makefile.in (PLUGIN_VERSION_H): New.
7348 (OBJS-common): Remove plugin-version.o.
7349 (plugin.o): Depend on (PLUGIN_VERSION_H).
7350 (plugin-version.o): Remove.
7351 * configure: Regenerate
7352 * configure.ac: Create plugin-version.h.
7353 * gcc-plugin.h (plugin_gcc_version): Remove.
7354 (plugin_default_version_check): Change signature.
7355 * plugin-version.c: Remove.
7356 * plugin.c: Include plugin-version.h.
7357 (str_plugin_gcc_version_name): Remove.
7358 (try_init_one_plugin): Pass gcc version to plugin_init.
7359 (plugin_default_version_check): Both gcc and plugin versions are now
7362 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7364 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
7365 problematic last insns. Test for TYPE_CALL rather than CALL_P.
7366 Remove special case testing for last insn of inner loops. Don't fail
7367 if the loop ends with a jump, emit an extra nop instead.
7369 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
7370 DREGS rather than comparing directly. Remove code that tries to
7371 account for latencies.
7373 2009-04-29 Richard Guenther <rguenther@suse.de>
7375 PR tree-optimization/39941
7376 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
7377 eliminating an indirect call.
7379 2009-04-29 Richard Guenther <rguenther@suse.de>
7381 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
7382 parameter. Allow invariants as base if !require_lvalue.
7383 (verify_gimple_assign_single): Adjust.
7385 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7387 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
7388 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
7389 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
7390 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
7391 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
7393 * config/bfin/bfin.c (bfin_expand_builtin,
7394 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
7396 2009-04-28 Richard Guenther <rguenther@suse.de>
7398 * tree-vect-loop.c (get_initial_def_for_induction): Use
7399 correct types for pointer increment.
7401 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7403 * toplev.c (print_version): Update GMP version string calculation.
7405 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
7407 PR rtl-optimization/39938
7408 * resource.c (init_resource_info): Add call to df_analyze.
7410 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7412 * config/alpha/alpha.md (usegp): Cast the result of
7413 alpha_find_lo_sum_using_gp to enum attr_usegp.
7414 * config/alpha/alpha.c (override_options): Remove end-of-structure
7415 marker element from cpu_table. Use array size of cpu_table to handle
7416 -mcpu and -mtune options.
7417 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
7419 2009-04-28 Joseph Myers <joseph@codesourcery.com>
7421 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
7422 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
7423 tune_32 and tune_64.
7424 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
7426 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
7427 * config/rs6000/option-defaults.h: ... here. New file.
7428 (OPT_64, OPT_32): Define.
7429 (MASK_64BIT): Define to 0 if not already defined.
7430 (OPT_ARCH64, OPT_ARCH32): Define.
7431 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
7434 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7436 * config/arm/arm.c (arm_override_options): Emit error on using
7439 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7441 PR rtl-optimization/39914
7442 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7443 registers for allocnos created from user-defined variables only
7444 when not optimizing.
7446 2009-04-28 Richard Guenther <rguenther@suse.de>
7449 * fold-const.c (fold_binary): Use distribute_real_division only
7452 2009-04-28 Steve Ellcey <sje@cup.hp.com>
7454 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
7455 add hpux-stdint.h to tm_file.
7456 (hppa[12]*-*-hpux11*): Ditto.
7457 (ia64*-*-hpux*): Ditto.
7458 * config/hpux-stdint.h: New.
7459 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
7460 __STDC_EXT__ for all compiles.
7461 * config/pa/pa-hpux.h: Ditto.
7462 * config/pa/pa-hpux10.h: Ditto.
7463 * config/pa/pa-hpux11.h: Ditto.
7465 2009-04-28 Catherine Moore <clm@codesourcery.com>
7467 * debug.h (set_name): Add comment.
7469 2009-04-28 Andrew Pinski <pinskia@gmail.com>
7472 * config/darwin.c (machopic_gen_offset): Check
7473 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
7474 * config/arm/arm.c (require_pic_register): Likewise.
7476 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
7478 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
7479 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
7480 m32c_promote_prototypes): Delete.
7482 2009-04-28 Michael Matz <matz@suse.de>
7485 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
7488 2009-04-28 Richard Guenther <rguenther@suse.de>
7490 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
7492 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7494 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
7495 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
7496 * config/arm/arm-tune.md: Regenerate.
7498 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
7500 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
7501 block if there are complex incoming edges.
7502 (sel_merge_blocks): Remove useless assert.
7503 (sel_redirect_edge_and_branch): Check that edge was redirected.
7504 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
7505 (sel_find_rgns): Delete declaration.
7506 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
7507 the region when it is not a preheader.
7509 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7512 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
7514 2009-04-28 Richard Guenther <rguenther@suse.de>
7516 * tree.h (SSA_NAME_VALUE): Remove.
7517 (struct tree_ssa_name): Remove value_handle member.
7518 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
7519 array for jump threading.
7520 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
7522 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
7523 * tree-flow.h (threadedge_initialize_values): Declare.
7524 (threadedge_finalize_values): Likewise.
7525 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
7526 (SSA_NAME_VALUE): Define.
7527 (threadedge_initialize_values): New function.
7528 (threadedge_finalize_values): Likewise.
7529 * tree-ssa-dom.c (ssa_name_values): New global variable.
7530 (SSA_NAME_VALUE): Define.
7531 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
7533 2009-04-28 Ira Rosen <irar@il.ibm.com>
7535 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
7536 Use REPORT_VECTORIZED_LOCATIONS instead
7537 REPORT_VECTORIZED_LOOPS.
7538 * tree-vectorizer.c (vect_verbosity_level): Make static.
7539 (vect_loop_location): Rename to vect_location.
7540 (vect_set_verbosity_level): Update comment.
7541 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
7543 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
7544 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
7545 instead REPORT_UNVECTORIZED_LOOPS.
7546 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
7547 and vect_loop_def to vect_external_def and vect_internal_def.
7548 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
7549 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
7550 REPORT_UNVECTORIZED_LOCATIONS.
7551 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
7552 and vect_used_in_loop and to vect_unused_in_scope and
7554 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
7555 (vect_verbosity_level): Remove declaration.
7556 (vect_analyze_operations): Likewise.
7557 (vect_analyze_stmt): Declare.
7558 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
7559 REPORT_UNVECTORIZED_LOCATIONS.
7560 (vect_get_loop_niters): Fix indentation.
7561 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
7562 (vect_analyze_loop_operations): New function.
7563 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
7564 vect_analyze_operations.
7565 (vect_is_simple_reduction): Use new names.
7566 (vectorizable_live_operation, vect_transform_loop): Likewise.
7567 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
7568 to specify whether the data references can be a part of interleaving
7570 (vect_analyze_data_ref_dependence): Use new names.
7571 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
7572 (vect_create_addr_base_for_vector_ref): Remove redundant code.
7573 * tree-vect-patterns.c (widened_name_p): Use new names.
7574 (vect_recog_dot_prod_pattern): Likewise.
7575 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
7576 (process_use, vect_mark_stmts_to_be_vectorized,
7577 vect_model_simple_cost, vect_model_store_cost,
7578 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
7579 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7580 vectorizable_operation, vectorizable_type_demotion,
7581 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
7582 vectorizable_condition): Likewise.
7583 (vect_analyze_operations): Split into vect_analyze_loop_operations
7585 (vect_analyze_stmt): ... new function.
7586 (new_stmt_vec_info): Use new names.
7587 (vect_is_simple_use): Use new names and fix comment.
7588 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
7589 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
7591 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7594 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
7595 and integer modes for x87 operands. Do not ICE for unsupported size,
7596 generate error instead. Generate error for unsupported operand types.
7597 ['z']: Do not handle HImode memory operands specially. Warning
7598 for floating-point operands. Fallthru to 'Z' for unsupported operand
7599 types. Do not ICE for unsupported size, generate error instead.
7600 (output_387_binary_op): Use %Z to output operands.
7601 (output_fp_compare): Ditto.
7602 (output_387_reg_move): Ditto.
7604 2009-04-28 Ben Elliston <bje@au.ibm.com>
7609 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7611 * builtins.c (c_strlen): Do not warn here.
7612 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7613 * c-common.c (pointer_int_sum): Take an explicit location.
7614 Warn about offsets out of bounds.
7615 * c-common.h (pointer_int_sum): Adjust declaration.
7617 2009-04-27 Ian Lance Taylor <iant@google.com>
7619 * collect2.c (is_ctor_dtor): Change type of ret field in struct
7621 * dce.c (run_fast_df_dce): Change type of old_flags to int.
7622 * df-core.c (df_set_flags): Change return type to int. Change
7623 type of old_flags to int.
7624 (df_clear_flags): Likewise.
7625 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
7626 (df_get_conditional_uses): Likewise.
7627 * df.h (df_set_flags, df_clear_flags): Update declarations.
7628 * dwarf2out.c (struct indirect_string_node): Change type of form
7629 field to enum dwarf_form.
7630 (AT_string_form): Change return type to enum dwarf_form.
7631 * fixed-value.c (fixed_compare): Add cast to enum type.
7632 * fwprop.c (update_df): Change 0 to VOIDmode.
7633 * gensupport.c: Change 0 to UNKNOWN.
7634 * gimple.h (gimple_cond_code): Add cast to enum type.
7635 * haifa-sched.c (reemit_notes): Add cast to enum type.
7636 * hooks.c (hook_int_void_no_regs): Remove function.
7637 * hooks.h (hook_int_void_no_regs): Remove declaration.
7638 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
7639 * predict.c (combine_predictions_for_insn): Add casts to enum type.
7640 * real.c (real_arithmetic): Add cast to enum type.
7641 (real_compare): Likewise.
7642 * target.h (struct gcc_target): Change return type of
7643 branch_target_register_class to enum reg_class.
7644 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
7645 default_branch_target_register_class.
7646 * targhooks.c (default_branch_target_register_class): New function.
7647 * targhooks.h (default_branch_target_register_class): Declare.
7648 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
7649 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
7651 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
7653 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
7654 vect_uninitialized_def. Change 0 to ERROR_MARK.
7655 * tree-vect-stmts.c (supportable_widening_operation): Don't
7656 initialize icode1 and icode2.
7657 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
7658 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
7660 (cmn_err_flag_specs): Change 0 to STD_C89.
7661 (cmn_err_char_table): Likewise.
7662 * config/arm/arm.c (get_arm_condition_code): Change type of code
7663 to enum arm_cond_code.
7664 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
7665 (IWMMXT_BUILTIN2): Likewise.
7666 (neon_builtin_type_bits): Don't define typedef.
7667 (neon_builtin_datum): Change type of bits field to int.
7668 (arm_expand_neon_args): Add cast to enum type.
7669 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
7671 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
7673 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
7675 * config/mips/mips.md (jal_macro): Return enum constant.
7676 (single_insn): Likewise.
7677 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
7679 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7681 * config/s390/s390.c (s390_tune_flags): Change type to int.
7682 (s390_arch_flags): Likewise.
7683 (s390_handle_arch_option): Change flags field of struct pta to int.
7684 * config/s390/s390.h (s390_tune_flags): Update declaration.
7685 (s390_arch_flags): Likewise.
7686 * config/sh/sh.c (prepare_move_operands): Compare
7687 tls_symbolic_operand result with enum constant.
7688 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
7689 (sh_expand_prologue): Add cast to enum type.
7690 (sh_expand_epilogue): Likewise.
7691 (tls_symbolic_operand): Change return type to enum tls_model.
7692 (fpscr_set_from_mem): Add cast to enum type.
7693 (legitimize_pic_address): Compare tls_symbolic_operand result with
7695 (sh_target_reg_class): Change return type to enum reg_class.
7696 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
7698 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
7699 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
7700 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
7701 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
7702 (delayed_branch, tls_call_delay): Likewise.
7703 (eligible_for_sibcall_delay): Likewise.
7704 (eligible_for_return_delay): Likewise.
7705 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
7706 (spu_expand_builtin_1): Likewise.
7708 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
7709 for all types of conversions.
7710 (output_init_element): Issue -Wc++-compat warning if needed when
7711 initializing a bitfield with enum type.
7712 * c-parser.c (c_parser_expression): Set original_type to
7713 original_type of right hand operand of comman operator.
7715 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7717 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
7719 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
7720 * doc/cpp.texi (Standard Predefined Macros)
7721 (Implementation-defined behavior): Likewise.
7722 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
7723 * doc/gimple.texi (GIMPLE Exception Handling)
7724 (@code{GIMPLE_ASSIGN}): Likewise.
7725 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
7726 * doc/invoke.texi (Warning Options, Optimize Options)
7727 (AVR Options, Darwin Options): Likewise.
7728 (Optimize Options): Reformulate -fwhole-program description.
7729 * doc/loop.texi (Lambda): Likewise.
7730 * doc/md.texi (Output Template, Define Constraints)
7731 (Standard Names, Insn Splitting): Likewise.
7732 * doc/options.texi (Option properties): Likewise.
7733 * doc/passes.texi (Tree-SSA passes): Likewise.
7734 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
7735 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
7736 (File Names and DBX): Likewise.
7737 * doc/trouble.texi (Incompatibilities): Likewise.
7739 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7741 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
7742 instruction is correct.
7744 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7746 Allow non-constant arguments to conversion intrinsics.
7747 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
7748 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
7749 * spu.c (print_operand): Handle 'v' and 'w'.
7750 (exp2_immediate_p, spu_gen_exp2): Define.
7751 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
7752 spu_convtf_1): Update parameter descriptions.
7753 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
7754 * constraints.md ('v', 'w'): New.
7755 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
7757 (i2f, I2F): New define_mode_attr.
7758 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
7759 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
7760 fixuns_truncv4sfv4si2): Update to use mode attribute.
7761 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
7762 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
7763 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
7764 patterns for combine.
7766 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
7768 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
7769 (cprop, hoist, pre, store_motion): New debug counters.
7770 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
7771 is not an RTL pass anymore.
7772 (pass_profiling): Remove extern decl for pass removed in 2005.
7773 (pass_gcse, pass_jump_bypass): Remove.
7774 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
7775 to 0 for clean state.
7776 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
7777 * cse.c (gate_handle_cse_after_global_opts,
7778 rest_of_handle_cse_after_global_opts): New functions.
7779 (pass_cse_after_global_opts): New pass, does local CSE.
7780 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
7781 (TV_CPROP): New timevar.
7782 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
7783 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
7784 (gcse_main, recompute_all_luids): Remove.
7785 (compute_hash_table_work): Call max_reg_num instead of reading
7787 (cprop_jump): Don't set run_jump_opt_after_gcse.
7788 (constprop_register): Always allow to alter jumps.
7789 (cprop_insn): Likewise.
7790 (do_local_cprop): Likewise.
7791 (local_cprop_pass): Likewise. Return non-zero if something changed.
7792 (cprop): Remove function, fold interesting bits into one_cprop_pass.
7793 (find_implicit_sets): Add note about missed optimization opportunity.
7794 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
7795 pass_rtl_cprop execute function.
7796 Don't bother tracking the pass number, each pass gets its own dumpfile
7798 Always allow to alter jumpsand bypass jumps.
7799 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
7800 will just find no suitable set.
7801 (pre_edge_insert): Fix dumping, this function is for PRE only.
7802 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
7803 pass_rtl_pre execute function.
7804 (hoist_code): Return non-zero if something changed. Keep track of
7805 substitutions and insertions for statistics gathering similar to PRE.
7806 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
7807 called from the pass_rtl_hoist execute function. Show pass statistics.
7808 (compute_store_table): Use max_reg_num directly instead of using the
7809 formerly global max_gcse_regno.
7810 (build_store_vectors): Likewise.
7811 (replace_store_insn): Fix dumping.
7812 (store_motion): Rename to ...
7813 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
7814 pass, called from the pass_rtl_store_motion execute function. Keep
7815 track of substitutions and insertions for statistics gathering similar
7817 (bypass_jumps): Remove, fold interesting bits into ...
7818 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
7819 from the pass_rtl_cprop execute function.
7820 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7821 pass_jump_bypass): Remove.
7822 (gate_handle_gcse, rest_of_handle_gcse): Remove.
7823 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
7824 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
7825 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
7826 (gate_rtl_store_motion, execute_rtl_store_motion,
7827 pass_rtl_store_motion): New.
7828 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
7829 make it clear that -fcse-skip-blocks is a no-op for backward compat.
7830 * passes.c (init_optimization_passes): Remove pass_gcse and
7831 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
7832 and cse_after_global_opts in place of pass_gcse. Schedule cprop
7833 instead of pass_jump_bypass.
7835 2009-04-27 Richard Guenther <rguenther@suse.de>
7838 * gimplify.c (gimplify_expr): If we are required to create
7839 a temporary make sure it ends up as register.
7841 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
7844 * config/i386/i386.c (construct_container): Don't call
7845 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
7846 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
7848 2009-04-27 Michael Matz <matz@suse.de>
7850 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
7851 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
7852 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
7853 (dump_replaceable_exprs): Take a bitmap.
7854 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
7856 (expand_gimple_basic_block): Likewise.
7857 * tree-ssa-ter.c (struct temp_expr_table_d): Make
7858 replaceable_expressions member a bitmap.
7859 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
7860 (mark_replaceable): Likewise.
7861 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
7862 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
7864 2009-04-27 Richard Guenther <rguenther@suse.de>
7866 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
7867 (verify_stmts): Dispatch to gimple/type verification code.
7868 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
7869 issue with call argument types.
7871 2009-04-27 Michael Matz <matz@suse.de>
7873 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
7874 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
7877 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
7878 Eric Botcazou <ebotcazou@adacore.com>
7880 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
7881 a label's basic block.
7882 (mark_target_live_regs): Tidy and rework obsolete comments.
7883 Change back DF problem to LIVE. If a label starts a basic block,
7884 assume that all registers that used to be live then still are.
7885 (init_resource_info): If a label starts a basic block, set its
7886 BLOCK_FOR_INSN accordingly.
7887 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
7889 2009-04-27 Richard Guenther <rguenther@suse.de>
7891 * tree-flow-inline.h (function_ann): Remove.
7892 (get_function_ann): Likewise.
7893 * tree-dfa.c (create_function_ann): Remove.
7894 * tree-flow.h (struct static_var_ann_d): Remove.
7895 (struct function_ann_d): Likewise.
7896 (union tree_ann_d): Remove fdecl member.
7897 (function_ann_t): Remove.
7898 (function_ann, get_function_ann, create_function_ann): Remove
7901 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
7903 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
7905 2009-04-27 Jan Hubicka <jh@suse.cz>
7907 * ipa-pure-const.c (struct funct_state_d): New fields
7908 state_previously_known, looping_previously_known; remove
7909 state_set_in_source.
7910 (analyze_function): Use new fields.
7911 (propagate): Avoid assumption that state_set_in_source imply
7914 * tree-ssa-loop-niter.c (finite_loop_p): New function.
7915 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
7916 * cfgloop.h (finite_loop_p): Declare.
7918 2009-04-26 Michael Matz <matz@suse.de>
7920 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
7922 2009-04-26 Michael Matz <matz@suse.de>
7924 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
7925 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
7926 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
7927 pass_mark_used_blocks): Remove.
7928 * tree-optimize.c (pass_free_datastructures,
7929 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
7930 * passes.c (init_optimization_passes): Don't call
7931 pass_mark_used_blocks, remove dead code.
7933 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
7935 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
7936 * tree-ssa-live.h (register_ssa_partition): Likewise.
7938 2009-04-26 Michael Matz <matz@suse.de>
7941 * builtins.c (fold_builtin_next_arg): Handle SSA names.
7942 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
7943 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
7945 (compare_pairs): Swap cost comparison.
7946 (coalesce_ssa_name): Don't use change_partition_var.
7947 * tree-nrv.c (struct nrv_data): Add modified member.
7948 (finalize_nrv_r): Set it.
7949 (tree_nrv): Use it to update statements.
7950 (pass_nrv): Require PROP_ssa.
7951 * tree-mudflap.c (mf_decl_cache_locals,
7952 mf_build_check_statement_for): Use make_rename_temp.
7953 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
7954 * alias.c (find_base_decl): Handle SSA names.
7955 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
7956 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
7957 * rtl.h (set_reg_attrs_for_parm): Declare.
7958 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
7959 to "optimized", remove unused locals at finish.
7960 (execute_free_datastructures): Make global, call
7961 delete_tree_cfg_annotations.
7962 (execute_free_cfg_annotations): Don't call
7963 delete_tree_cfg_annotations.
7965 * ssaexpand.h: New file.
7966 * expr.c (toplevel): Include ssaexpand.h.
7967 (expand_assignment): Handle SSA names the same as register variables.
7968 (expand_expr_real_1): Expand SSA names.
7969 * cfgexpand.c (toplevel): Include ssaexpand.h.
7970 (SA): New global variable.
7971 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
7972 (SSAVAR): New macro.
7973 (set_rtl): New helper function.
7974 (add_stack_var): Deal with SSA names, use set_rtl.
7975 (expand_one_stack_var_at): Likewise.
7976 (expand_one_stack_var): Deal with SSA names.
7977 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
7978 before unique numbers.
7979 (expand_stack_vars): Use set_rtl.
7980 (expand_one_var): Accept SSA names, add asserts for them, feed them
7981 to above subroutines.
7982 (expand_used_vars): Expand all partitions (without default defs),
7983 then only the local decls (ignoring those expanded already).
7984 (expand_gimple_cond): Remove edges when jumpif() expands an
7986 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
7987 or remove abnormal edges. Ignore insns setting the LHS of a TERed
7989 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
7990 members of SA; deal with PARM_DECL partitions here; expand
7991 all PHI nodes, free tree datastructures and SA. Commit instructions
7992 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
7993 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
7994 info and statements at start, collect garbage at finish.
7995 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
7996 (VAR_ANN_PARTITION) Remove.
7997 (change_partition_var): Don't declare.
7998 (partition_to_var): Always return SSA names.
7999 (var_to_partition): Only accept SSA names.
8000 (register_ssa_partition): Only check argument.
8001 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
8003 (delete_var_map): Don't free it.
8004 (var_union): Only accept SSA names, simplify.
8005 (partition_view_init): Mark only useful SSA names as used.
8006 (partition_view_fini): Only deal with SSA names.
8007 (change_partition_var): Remove.
8008 (dump_var_map): Use ssa_name instead of partition_to_var member.
8009 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
8011 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
8012 (struct _elim_graph): New member const_dests; nodes member vector of
8014 (set_location_for_edge): New static helper.
8015 (create_temp): Remove.
8016 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
8017 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
8018 (new_elim_graph): Allocate const_dests member.
8019 (clean_elim_graph): Truncate const_dests member.
8020 (delete_elim_graph): Free const_dests member.
8021 (elim_graph_size): Adapt to new type of nodes member.
8022 (elim_graph_add_node): Likewise.
8023 (eliminate_name): Likewise.
8024 (eliminate_build): Don't take basic block argument, deal only with
8025 partition numbers, not variables.
8026 (get_temp_reg): New static helper.
8027 (elim_create): Use it, deal with RTL temporaries instead of trees.
8028 (eliminate_phi): Adjust all calls to new signature.
8029 (assign_vars, replace_use_variable, replace_def_variable): Remove.
8030 (rewrite_trees): Only do checking.
8031 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
8032 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
8033 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
8034 contains_tree_r, MAX_STMTS_IN_LATCH,
8035 process_single_block_loop_latch, analyze_edges_for_bb,
8036 perform_edge_inserts): Remove.
8037 (expand_phi_nodes): New global function.
8038 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
8039 functions, initialize new parameter, remember partitions having a
8041 (finish_out_of_ssa): New global function.
8042 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
8043 don't reset in_ssa_p here, don't disable TER when mudflap.
8044 (pass_del_ssa): Remove.
8045 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
8047 (execute_free_datastructures): Declare.
8048 * Makefile.in (SSAEXPAND_H): New variable.
8049 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
8050 * basic-block.h (commit_one_edge_insertion): Declare.
8051 * passes.c (init_optimization_passes): Move pass_nrv and
8052 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
8053 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
8054 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
8055 (redirect_branch_edge): Deal with super block when expanding, split
8056 out jump patching itself into ...
8057 (patch_jump_insn): ... here, new static helper.
8059 2009-04-26 Michael Matz <matz@suse.de>
8061 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
8062 beyond num_ssa_names.
8063 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
8064 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
8066 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8069 * fwprop.c (forward_propagate_asm): New function.
8070 (forward_propagate_and_simplify): Propagate also into __asm, if it
8071 doesn't increase the number of referenced registers.
8074 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
8076 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8078 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
8079 note_nonlocal_vla_type for nonlocal VLAs.
8080 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
8081 contains_remapped_vars, remap_vla_decls): New functions.
8082 (convert_nonlocal_reference_stmt): If not optimizing, call
8083 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
8084 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
8085 if it wasn't found in var_map.
8086 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
8087 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
8088 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
8090 * gimplify.c (nonlocal_vlas): New variable.
8091 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
8093 (gimplify_body): Create and destroy nonlocal_vlas.
8095 * dwarf2out.c (loc_descr_plus_const): New function.
8096 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
8097 mem_loc_descriptor, loc_descriptor_from_tree_1,
8098 descr_info_loc, gen_variable_die): Use it.
8100 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
8101 !TREE_STATIC VAR_DECLs.
8102 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
8103 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
8104 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
8105 DECL_BY_REFERENCE is valid.
8106 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
8107 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
8108 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
8109 Copy DECL_BY_REFERENCE.
8110 (struct nesting_copy_body_data): New type.
8111 (nesting_copy_decl): New function.
8112 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
8113 if they have variable length.
8115 2009-04-26 Michael Matz <matz@suse.de>
8117 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
8118 mark new temporaries for renaming.
8120 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8123 * c-decl.c (global_bindings_p): Return negative value.
8124 (c_variable_size): New. Based on variable_size from
8126 (grokdeclarator): Call c_variable_size not variable_size.
8128 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
8130 * config/i386/i386.c (print_operand) ['z']: Fix typo.
8132 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
8134 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
8135 Redefine it to just use mingw/include.
8136 (ASM_SPEC): Rules for -m32 and -m64.
8137 (LINK_SPEC): Use Likewise.
8138 (SPEC_32): New define.
8139 (SPEC_64): Likewise.
8140 (SUB_LINK_SPEC): Likewise.
8141 (MULTILIB_DEFAULTS): New define.
8142 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
8143 Add multilib options.
8144 (MULTILIB_DIRNAMES): Likewise.
8145 (MULTILIB_OSDIRNAMES): Likewise.
8147 (INSTALL_LIBGCC): Likewise.
8149 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8152 * c-tree.h (enum c_inline_static_type): New.
8153 (record_inline_static): Declare.
8154 * c-decl.c (struct c_inline_static, c_inline_statics,
8155 record_inline_static, check_inline_statics): New.
8156 (pop_file_scope): Call check_inline_statics.
8157 (start_decl): Call record_inline_static instead of pedwarning
8158 directly for static in inline function.
8159 * c-typeck.c (build_external_ref): Call record_inline_static
8160 instead of pedwarning directly for static referenced in inline
8163 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
8165 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
8166 not new but only being rescanned.
8167 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
8168 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
8169 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
8170 record_set_info, compute_set, grealloc): Remove.
8171 (recompute_all_luids): New function.
8172 (gcse_main): Don't compute sets, and don't do related memory
8173 allocations/free-ing. If something changed before the end of the
8174 pass, update LUIDs using recompute_all_luids.
8175 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
8176 (free_gcse_mem): Don't free it either.
8177 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
8178 Use the df insn LUIDs.
8179 (load_killed_in_block): Likewise.
8180 (compute_hash_table_work): Don't compute reg_set_in_block.
8181 (compute_transp): Use DF_REG_DEF_CHAINs.
8182 (local_cprop_pass): Don't use compute_sets and related functions.
8183 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
8184 Use get_max_uid() instead of max_cuid.
8185 (insert_insn_end_basic_block, pre_insert_copy_insn,
8186 update_ld_motion_stores): Don't try to
8187 keep reg_set tables up to date.
8188 (pre_insert_copies): Use df insn LUIDs.
8189 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
8190 (reg_set_info): Don't use extra bitmap argument.
8191 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
8192 information to compute regs_set_in_block.
8193 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
8194 (bypass_jumps): Don't use compute_sets and friends.
8196 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8199 * opts.c (undocumented_msg): Do not leave blank even with
8202 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8204 * c-decl.c (build_enumerator): Allow values folding to integer
8205 constants but not integer constant expressions with a pedwarn if
8208 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8211 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
8212 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
8213 type is an integer constant.
8215 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
8218 * config/i386/i386.c (print_operand) ['z']: Revert handling of
8221 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8224 * c-decl.c (grokdeclarator): Diagnose declarations of functions
8225 with variably modified return type and no storage class
8226 specifiers, except for the case of nested functions. Distinguish
8227 extern declarations of functions with variably modified return
8228 types from those of objects with variably modified types.
8230 2009-04-25 Jan Hubicka <jh@suse.cz>
8232 * tree.c (list_equal_p): New function.
8233 * tree.h (list_equal_p): Declare.
8234 * coretypes.h (edge_def, edge, const_edge, basic_block_def
8235 basic_block_def, basic_block, const_basic_block): New.
8236 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
8237 (redirect_eh_edge): New function.
8238 (make_eh_edge_update_phi): EH edges are not abnormal.
8239 * except.c: Include tree-flow.h.
8240 (list_match): New function.
8241 (eh_region_replaceable_by_p): New function.
8242 (replace_region): New function.
8243 (hash_type_list): New function.
8244 (hash_eh_region): New function.
8245 (eh_regions_equal_p): New function.
8246 (merge_peers): New function.
8247 (remove_unreachable_regions): Verify EH tree when checking;
8249 (copy_eh_region_1): New function.
8250 (copy_eh_region): New function.
8251 (push_reachable_handler): New function.
8252 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
8253 regions without label but with live RESX.
8254 * except.h (redirect_eh_edge_to_label): New.
8255 * tree-flow.h (redirect_eh_edge): New.
8256 * coretypes.h (edge_def, edge, const_edge, basic_block_def
8257 basic_block_def, basic_block, const_basic_block): Remove.
8258 * Makefile.in (except.o): Add dependency on tree-flow.h
8259 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
8260 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
8263 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
8266 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
8267 on the destination of memcpy.
8269 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
8271 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
8272 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
8273 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
8275 2009-04-25 Jan Hubicka <jh@suse.cz>
8277 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
8278 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
8279 to be reached by different label than left.
8280 (update_eh_edges): Update comment; remove edge_to_remove if possible
8281 and return true if suceeded.
8282 (cleanup_empty_eh): Accept sharing map; handle shared regions.
8283 (cleanup_eh): Compute sharing map.
8284 * except.c (remove_eh_handler_and_replace): Add argument if we should
8286 (remove_unreachable_regions): Update for label sharing.
8287 (label_to_region_map): Likewise.
8288 (get_next_region_sharing_label): New function.
8289 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
8291 (remove_eh_handler): Update.
8292 (remove_eh_region_and_replace_by_outer_of): New function.
8293 * except.h (struct eh_region): Add next_region_sharing_label.
8294 (remove_eh_region_and_replace_by_outer_of,
8295 get_next_region_sharing_label): Declare.
8296 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
8298 2009-04-25 Jan Hubicka <jh@suse.cz>
8300 * tree-cfg.c (split_critical_edges): Split also edges where we can't
8301 insert code even if they are not critical.
8303 2009-04-25 Jan Hubicka <jh@suse.cz>
8305 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
8306 (gimple_can_remove_branch_p): EH edges won't remove branch by
8308 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
8309 updating of non-abnormal EH edges.
8310 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
8311 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
8312 (split_critical_edges): Split also edges where emitting code on them
8313 will lead to splitting later.
8315 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
8316 H.J. Lu <hongjiu.lu@intel.com>
8319 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
8320 the configured assembler supports fildq and fistpq mnemonics.
8321 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
8322 * configure: Regenerated.
8325 * config/i386/i386.c (print_operand): Handle 'Z'.
8326 ['z']: Remove handling of special fild/fist suffixes.
8327 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
8328 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
8329 suffix of fild insn.
8330 (*floatsi<mode>2_vector_mixed): Ditto.
8331 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
8332 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
8333 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
8334 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
8335 * config/i386/gas.h (GAS_MNEMONICS): Remove.
8337 2009-04-25 Ben Elliston <bje@au.ibm.com>
8339 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
8340 the source of a set operation.
8342 2009-04-25 Anatoly Sokolov <aesok@post.ru>
8344 * target.h (struct gcc_target): Add case_values_threshold field.
8345 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
8346 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
8347 * targhooks.c (default_case_values_threshold): New function.
8348 * targhooks.h (default_case_values_threshold): Declare function.
8349 * stmt.c (expand_case): Use case_values_threshold target hook.
8350 * expr.h (case_values_threshold): Remove declartation.
8351 * expr.c (case_values_threshold): Remove function.
8352 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
8354 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
8355 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
8356 (avr_case_values_threshold): Declare as static.
8357 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
8359 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
8360 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
8361 (mn10300_case_values_threshold): New function.
8363 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8365 * ira.c (setup_cover_and_important_classes): Add enum cast.
8367 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
8369 * genpreds.c (write_enum_constraint_num): Output definition of
8370 CONSTRAINT_NUM_DEFINED_P macro.
8371 * ira.c (setup_cover_and_important_classes): Use
8372 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
8374 2009-04-24 DJ Delorie <dj@redhat.com>
8376 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
8377 __SH2A_SINGLE_ONLY__ also.
8379 2009-04-24 Steve Ellcey <sje@cup.hp.com>
8381 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
8382 (movdf_internal): Ditto.
8383 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
8384 SFmode and DFmode constants.
8385 (ia64_print_operand): Add 'G' format for printing
8386 floating point constants.
8388 2009-04-24 Richard Guenther <rguenther@suse.de>
8390 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
8391 from unsigned additions.
8393 2009-04-24 Joseph Myers <joseph@codesourcery.com>
8395 * c-typeck.c (set_init_index): Allow array designators that are
8396 not integer constant expressions with a pedwarn if pedantic.
8398 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8400 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
8401 zero if no overlap in nonzero bits between the operands.
8403 2009-04-24 Ian Lance Taylor <iant@google.com>
8405 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
8406 (record_dead_and_set_regs): Likewise.
8407 * df.h (struct df_mw_hardreg): Change flags field to int.
8408 (struct df_base_ref): Likewise.
8409 (struct df): Change changeable_flags field to int.
8410 * df-scan.c (df_defs_record): Change clobber_flags to int.
8411 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
8412 constants rather than #define macros.
8413 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
8414 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
8415 (enum dwarf_calling_convention): Likewise.
8416 (enum dwarf_line_number_x_ops): Likewise.
8417 (enum dwarf_call_frame_info): Likewise.
8418 (enum dwarf_source_language): Likewise.
8419 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
8420 (add_calling_convention_attribute): Likewise.
8421 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
8422 (combine_comparisons): Change compcode to int. Add cast to enum type.
8423 * genrecog.c (maybe_both_true_2): Change c to int.
8424 (write_switch): Likewise. Add cast to enum type.
8425 * gimplify.c (gimplify_omp_for): Handle return values from
8426 gimplify_expr using MIN rather than bitwise or.
8427 (gimplify_expr): Add cast to enum type.
8428 * ipa-prop.c (update_jump_functions_after_inlining): Change
8429 IPA_BOTTOM to IPA_JF_UNKNOWN.
8430 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
8431 Add casts to enum type.
8432 (setup_cover_and_important_classes): Change cl to int. Add casts
8434 (setup_class_translate): Change cl and mode to int.
8435 (ira_init_once): Change mode to int.
8436 (free_register_move_costs): Likewise.
8437 (setup_prohibited_mode_move_regs): Add casts to enum type.
8438 * langhooks.c (add_builtin_function_common): Rework assertion that
8439 value fits bitfield.
8440 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
8441 * omega.c (omega_do_elimination): Avoid math on enum types.
8442 * optabs.c (expand_vec_shift_expr): Remove casts to int.
8443 * opts.c (set_debug_level): Change 2 to enum constant. Use new
8444 int local to handle integral_argment value.
8445 * regmove.c (try_auto_increment): Change PUT_MODE to
8447 * reload.c (push_secondary_reload): Add casts to enum type.
8448 (secondary_reload_class, find_valid_class): Likewise.
8449 * reload1.c (emit_input_reload_insns): Likewise.
8450 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
8451 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
8452 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
8454 * tree.c (build_common_builtin_nodes): Add casts to enum type.
8455 * tree-complex.c (complex_lattice_t): Typedef to int rather than
8457 (expand_complex_libcall): Add casts to enum type.
8458 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
8459 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
8460 with ERROR_MARK, not NUM_TREE_CODES.
8461 (vect_create_epilog_for_reduction): Likewise.
8462 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
8463 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
8464 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
8466 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
8467 vect_unused_in_loop. Change 0 to loop_vect.
8468 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
8469 * var-tracking.c (get_init_value): Change return type to enum
8471 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
8472 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
8474 (arm_override_options): Add casts to enum type.
8475 (arm_emit_tls_decoration): Likewise.
8476 * config/i386/i386.c (ix86_function_specific_restore): Add casts
8478 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
8479 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
8480 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
8482 * config/s390/s390.c (code_for_builtin_64): Change to array of
8484 (code_for_builtin_31): Likewise.
8485 (s390_expand_builtin): Change code_for_builtin to enum insn_code
8487 * config/sparc/sparc.c (sparc_override_options): Change value
8488 field in struct code_model to enum cmodel. In initializer change
8489 0 to NULL and add cast to enum type.
8491 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
8492 Change all callers. Issue a -Wc++-compat warning using
8493 lhs_origtype if necessary.
8494 (convert_for_assignment): Issue -Wc++-compat warnings about
8495 invalid conversions to enum type on assignment.
8496 * c-common.h (build_modify_expr): Update declaration.
8498 2009-04-24 Nick Clifton <nickc@redhat.com>
8500 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
8501 (function_arg_advance): Likewise.
8502 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
8505 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8507 * config/s390/constraints.md ('I', 'J'): Fix condition.
8509 2009-04-24 Diego Novillo <dnovillo@google.com>
8511 * gengtype-parse.c (parse_error): Add newline after message.
8513 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8515 * config/i386/sse.md (avxmodesuffixs): Removed.
8516 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
8517 (*avx_pinsr<ssevecsize>): This.
8519 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8521 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
8522 follow chains of regs with a single definition, and allow expressions
8523 that are function_invariant_p.
8524 (simple_rhs_p): Allow expressions that are function_invariant_p.
8526 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
8529 * fold-const.c (fold_cond_expr_with_comparison): When folding
8530 > and >= to MAX, make sure the MAX uses the same type as the
8531 comparison's operands.
8533 2009-04-24 Nick Clifton <nickc@redhat.com>
8535 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
8536 addressing for DImode accesses.
8537 (frv_print_operand_address): Handle PLUS case.
8538 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
8540 2009-04-24 Jakub Jelinek <jakub@redhat.com>
8542 PR rtl-optimization/39794
8543 * alias.c (canon_true_dependence): Add x_addr argument.
8544 * rtl.h (canon_true_dependence): Adjust prototype.
8545 * cse.c (check_dependence): Adjust canon_true_dependence callers.
8546 * cselib.c (cselib_invalidate_mem): Likewise.
8547 * gcse.c (compute_transp): Likewise.
8548 * dse.c (scan_reads_nospill): Likewise.
8549 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
8550 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
8551 canon_base_addr of the group, plus optional offset.
8552 (struct group_info): Rename canon_base_mem to
8554 (get_group_info): Set canon_base_addr to canon_rtx of base, not
8555 canon_rtx of base_mem.
8557 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
8559 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8560 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
8562 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8564 * config/spu/spu-builtins.h: Delete file.
8566 * config/spu/spu.h (enum spu_builtin_type): Move here from
8568 (struct spu_builtin_description): Likewise. Add GTY marker.
8569 Do not use enum spu_function_code or enum insn_code.
8570 (spu_builtins): Add extern declaration.
8572 * config/spu/spu.c: Do not include "spu-builtins.h".
8573 (enum spu_function_code, enum spu_builtin_type_index,
8574 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
8575 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
8576 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
8577 unsigned_V2DI_type_node): Move here from spu-builtins.h.
8578 (spu_builtin_types): Make static. Add GTY marker.
8579 (spu_builtins): Add extern declaration with GTY marker.
8582 * config/spu/spu-c.c: Do not include "spu-builtins.h".
8583 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
8584 Check programmatically whether all parameters are scalar.
8586 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
8588 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
8590 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
8591 assignment from the constructor either if the target is volatile.
8593 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
8595 * config/arm/arm.md (insv): Do not share operands[0].
8597 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
8599 * config/vxlib-tls.c (active_tls_threads): Delete.
8600 (delete_hook_installed): New.
8601 (tls_delete_hook): Don't delete the delete hook.
8602 (tls_destructor): Delete it here.
8603 (__gthread_set_specific): Adjust installing the delete hook.
8604 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
8605 __gthread_leave_tsd_dtor_context.
8607 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
8609 * c-format.c (gcc_tdiag_char_table): Add support for %E.
8611 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
8613 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
8615 (alpha_rtx_costs): Ditto.
8616 (emit_unlikely_jump): Use add_reg_note.
8617 (emit_frame_store_1): Ditto.
8618 (alpha_expand_prologue): Ditto.
8619 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8620 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
8622 2009-04-23 Nick Clifton <nickc@redhat.com>
8624 * config/v850/v850.md (epilogue): Remove suppressed code.
8625 (return): Rename to return_simple and remove test of frame size.
8626 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
8627 to gen_return_simple.
8629 2009-04-22 Jing Yu <jingyu@google.com>
8632 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
8634 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8637 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
8638 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
8639 value is a VECTOR_CST, the element type is the element type of the
8642 2009-04-22 DJ Delorie <dj@redhat.com>
8644 * config/m32c/m32c.h: Update GTY annotations to new syntax.
8646 2009-04-22 Jakub Jelinek <jakub@redhat.com>
8648 * alias.c (find_base_term): Move around LO_SUM case, so that
8649 CONST falls through into PLUS/MINUS handling.
8652 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
8653 into 0, use omit_one_operand.
8655 2009-04-23 Ben Elliston <bje@au.ibm.com>
8657 * config/rs6000/linux-unwind.h (get_regs): Remove type
8658 puns. Change the type of `pc' to an array of unsigned ints and
8659 update all users. Constify frame24.
8661 2009-04-22 DJ Delorie <dj@redhat.com>
8663 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
8664 declarations before code.
8665 (current_function_special_page_vector): Likewise.
8666 (m32c_expand_insv): Silence a warning.
8668 2009-04-21 Taras Glek <tglek@mozilla.com>
8670 * alias.c: Update GTY annotations to new syntax.
8671 * basic-block.h: Likewise.
8672 * bitmap.h: Likewise.
8673 * c-common.h: Likewise.
8674 * c-decl.c: Likewise.
8675 * c-parser.c: Likewise.
8676 * c-pragma.c: Likewise.
8677 * c-tree.h: Likewise.
8678 * cfgloop.h: Likewise.
8679 * cgraph.h: Likewise.
8680 * config/alpha/alpha.c: Likewise.
8681 * config/arm/arm.h: Likewise.
8682 * config/avr/avr.h: Likewise.
8683 * config/bfin/bfin.c: Likewise.
8684 * config/cris/cris.c: Likewise.
8685 * config/darwin.c: Likewise.
8686 * config/frv/frv.c: Likewise.
8687 * config/i386/i386.c: Likewise.
8688 * config/i386/i386.h: Likewise.
8689 * config/i386/winnt.c: Likewise.
8690 * config/ia64/ia64.h: Likewise.
8691 * config/iq2000/iq2000.c: Likewise.
8692 * config/mips/mips.c: Likewise.
8693 * config/mmix/mmix.h: Likewise.
8694 * config/pa/pa.c: Likewise.
8695 * config/pa/pa.h: Likewise.
8696 * config/rs6000/rs6000.c: Likewise.
8697 * config/s390/s390.c: Likewise.
8698 * config/sparc/sparc.c: Likewise.
8699 * config/xtensa/xtensa.c: Likewise.
8700 * cselib.h: Likewise.
8701 * dbxout.c: Likewise.
8702 * dwarf2out.c: Likewise.
8703 * except.c: Likewise.
8704 * except.h: Likewise.
8705 * fixed-value.h: Likewise.
8706 * function.c: Likewise.
8707 * function.h: Likewise.
8708 * gimple.h: Likewise.
8709 * integrate.c: Likewise.
8710 * optabs.c: Likewise.
8711 * output.h: Likewise.
8714 * stringpool.c: Likewise.
8715 * tree-data-ref.c: Likewise.
8716 * tree-flow.h: Likewise.
8717 * tree-scalar-evolution.c: Likewise.
8718 * tree-ssa-address.c: Likewise.
8719 * tree-ssa-alias.h: Likewise.
8720 * tree-ssa-operands.h: Likewise.
8723 * varasm.c: Likewise.
8724 * varray.h: Likewise.
8726 * coretypes.h: Do not define GTY macro if it is already defined.
8727 * doc/gty.texi: Update GTY documentation to new syntax.
8728 * gengtype-lex.l: Enforce attribute-like syntax for GTY
8729 annotations on structs.
8730 * gengtype-parse.c: Likewise.
8732 2009-04-22 Mark Heffernan <meheff@google.com>
8734 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
8736 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
8738 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
8741 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
8743 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
8744 the same as a PLUS without a shift. Increase the cost of a
8747 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8749 * Makefile.in: Update dependencies.
8750 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
8751 * errors.h: Remove bogus comment about compatibility.
8752 (warning): Update declaration.
8753 * genautomata.c: Update all calls to warning.
8754 * gimple.c: Do not include errors.h. Include toplev.h.
8755 * tree-ssa-structalias.c: Do not include errors.h.
8756 * omega.c: Likewise.
8757 * tree-ssa-reassoc.c: Likewise.
8758 * config/spu/spu-c.c: Likewise.
8759 * config/spu/t-spu-elf: Update dependencies.
8761 2009-04-22 Richard Guenther <rguenther@suse.de>
8763 PR tree-optimization/39824
8764 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
8765 make sure the types are compatible.
8767 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8770 * c-common.c (c_parse_error): Take a token_flags parameter.
8771 Use token_type for the token type instead.
8772 Pass token_flags to cpp_type2name.
8773 * c-common.h (c_parse_error): Update declaration.
8774 * c-parser.c (c_parser_error): Pass 0 as token flags.
8776 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
8778 PR rtl-optimization/39580
8779 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
8781 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8783 * function.c (expand_function_end): Do not emit a jump to the "naked"
8784 return label for fall-through returns.
8785 * except.c (sjlj_emit_function_exit): Always place the call to the
8786 unregister function at the location installed by expand_function_end.
8788 2009-04-22 Richard Guenther <rguenther@suse.de>
8790 PR tree-optimization/39845
8791 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
8792 (gen_inbound_check): Likewise.
8794 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
8796 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
8798 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
8799 * config/vxlib.c (__gthread_once): Add race guard for PPC.
8801 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8803 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
8804 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
8805 shift counts to avoid out-of-bounds array accesses.
8807 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8809 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
8810 (Pmode): Move above.
8812 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
8814 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
8815 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
8816 GET_CODE macro. Use IN_RANGE macro where appropriate.
8817 * config/alpha/alpha.h: Ditto.
8818 * config/alpha/alpha.md: Ditto.
8819 * config/alpha/constraints.md: Ditto.
8820 * config/alpha/predicates.md: Ditto.
8822 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8824 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
8825 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8826 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8827 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8828 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8829 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8830 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8831 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8832 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8833 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8834 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8835 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8836 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8837 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8838 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8839 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8840 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8841 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8842 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8843 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8844 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8845 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8846 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8847 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8848 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8849 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8850 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8852 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8854 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
8855 references from comments.
8856 * cfgbuild.c: (count_basic_blocks): Delete.
8857 (find_basic_blocks_1): Delete.
8858 (find_basic_blocks): Delete.
8859 * except.c (finish_eh_generation): Make static. Move comment from
8860 except.h here. Remove find_basic_blocks references from comments.
8861 * except.h (finish_eh_generation): Delete.
8862 * basic-block.h (find_basic_blocks): Delete.
8863 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
8865 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
8867 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
8868 (sdbout_parms): Likewise.
8870 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8872 * config/sh/sh.c (prepare_cbranch_operands): Use
8873 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
8874 (expand_cbranchdi4): Likewise.
8875 (from_compare): Add cast to enum type.
8876 (expand_cbranchsi4): Use add_reg_note.
8877 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
8878 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
8879 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
8880 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8881 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
8882 instead of CODE_FOR_nothing.
8883 (cbranchdi4): Likewise. Fix the order of arguments for
8885 (push_fpscr): Use add_reg_note.
8886 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
8887 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
8889 2009-04-21 Joseph Myers <joseph@codesourcery.com>
8891 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
8892 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
8893 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
8894 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
8895 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
8896 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
8897 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
8898 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
8899 config/alpha/x-vms, config/arc/t-arc,
8900 config/arm/README-interworking, config/arm/arm-c.c,
8901 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
8902 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
8903 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
8904 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
8905 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
8906 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
8907 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
8908 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
8909 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
8910 config/cris/t-elfmulti, config/crx/t-crx,
8911 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
8912 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
8913 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
8914 config/h8300/t-h8300, config/i386/athlon.md,
8915 config/i386/darwin-libgcc.10.4.ver,
8916 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
8917 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
8918 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
8919 config/i386/t-linux64, config/i386/t-nwld,
8920 config/i386/t-rtems-i386, config/i386/t-sol2-10,
8921 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
8922 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
8923 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
8924 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
8925 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
8926 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
8927 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
8928 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
8929 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
8930 config/m68k/t-uclinux, config/mcore/t-mcore,
8931 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
8932 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
8933 config/mips/crtn.asm, config/mips/irix-crti.asm,
8934 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
8935 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
8936 config/mips/mips-fixed.md, config/mips/sb1.md,
8937 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
8938 config/mips/t-iris6, config/mips/t-isa3264,
8939 config/mips/t-libgcc-mips16, config/mips/t-linux64,
8940 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
8941 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
8942 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
8943 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
8944 config/mn10300/t-linux, config/mn10300/t-mn10300,
8945 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
8946 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
8947 config/picochip/libgccExtras/clzsi2.asm,
8948 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
8949 config/rs6000/darwin-libgcc.10.4.ver,
8950 config/rs6000/darwin-libgcc.10.5.ver,
8951 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
8952 config/rs6000/t-aix43, config/rs6000/t-aix52,
8953 config/rs6000/t-darwin, config/rs6000/t-fprules,
8954 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
8955 config/rs6000/t-lynx, config/rs6000/t-netbsd,
8956 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
8957 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
8958 config/rs6000/t-rtems, config/rs6000/t-spe,
8959 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
8960 config/score/t-score-elf, config/sh/divcost-analysis,
8961 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
8962 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
8963 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
8964 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
8965 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
8966 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
8967 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
8968 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
8969 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
8970 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
8971 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
8972 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
8973 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
8974 limitx.h, version.c, xcoff.h: Add copyright and license notices.
8975 * config/h8300/genmova.sh: Include copyright and license notices
8976 in generated output.
8977 * config/h8300/mova.md: Regenerate.
8978 * doc/install.texi2html: Include word "Copyright" in copyright
8979 notice and use name "Free Software Foundation, Inc.".
8980 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
8981 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
8982 ChangeLog-2007, ChangeLog-2008: Correct dates.
8984 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
8986 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
8987 NE_EXPR operations as well.
8988 * c-parser.c (c_parser_condition): Do not set location information on
8990 (c_parser_conditional_expression): Likewise.
8991 (c_parser_binary_expression): Set location information on operators.
8992 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
8993 TRUTH_NOT_EXPR has been folded.
8994 * fold-const.c (fold_truth_not_expr): Copy location information from
8995 the incoming expression to the outgoing one.
8996 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
8997 recursive calls on the LHS of the operator but pass that of the
8998 operator to recursive calls on the RHS of the operator. Set it
9000 (shortcut_cond_expr): Set the locus of the operator on the second
9001 COND_EXPR and that of the expression on the first in degenerate cases.
9002 Pass the locus of the expression to calls to shortcut_cond_r.
9003 Set the locus of the 'then' block on the associated jump, if any.
9004 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
9005 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
9006 expression to call to gimplify_boolean_expr.
9008 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
9010 * config.gcc: Add additional configuration for
9011 i686-w64-mingw* and x86_64-w64-mingw* triplet.
9012 * config/i386/mingw-w64.h: New mingw-w64 specific header.
9013 (CPP_SPEC): Redefine for allowing -municode option.
9014 (STARTFILE_SPEC): Likewise.
9015 * config/i386/t-mingw-w64: New.
9016 * config/i386/mingw-w64.opt: New.
9017 (municode): Add new target option.
9018 * doc/invoke.texi (municode): Add documentation for new option.
9020 2009-04-21 Ian Lance Taylor <iant@google.com>
9022 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9023 Correct test for number of arguments.
9024 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
9026 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
9028 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
9029 argument of emit_library_call.
9031 2009-04-21 Richard Guenther <rguenther@suse.de>
9034 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
9035 inside VIEW_CONVERT_EXPRs.
9037 2009-04-21 Martin Jambor <mjambor@suse.cz>
9039 * tree-switch-conversion.c (build_constructors): Split a long line.
9040 (constructor_contains_same_values_p): New function.
9041 (build_one_array): Create assigns of constants if possible, do not
9042 call mark_sym_for_renaming, call update_stmt.
9043 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
9044 make_rename_temp. Do not call mark_symbols_for_renaming, call
9046 (gen_def_assigns): Do not call mark_symbols_for_renaming or
9047 find_new_referenced_vars, call update_stmt.
9048 (gen_inbound_check): Use create_tmp_var and create ssa names manually
9049 instead of calling make_rename_temp. Do not call
9050 find_new_referenced_vars or mark_symbols_for_renaming, call
9053 2009-04-21 Richard Guenther <rguenther@suse.de>
9055 PR tree-optimization/39827
9056 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
9057 (tree_ssa_phiprop): Pass the correct array size.
9059 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
9061 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
9063 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
9066 * c-typeck.c (lvalue_p): Move declaration ...
9067 * c-common.h (lvalue_p): ... to here.
9068 * c-common.c (candidate_equal_p): New.
9069 (add_tlist): Use it.
9070 (merge_tlist): Use it.
9071 (warn_for_collisions_1): Likewise.
9072 (warning_candidate_p): Accept more candidates.
9073 (verify_tree): A warning candidate can be an expression. Use
9076 2009-04-21 Ben Elliston <bje@au.ibm.com>
9079 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
9080 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
9081 options. Remove -mcall-solaris documentation.
9083 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9086 * doc/invoke.texi (-Wlong-long): Update description.
9087 * c-lex (interpret_integer): Only warn if there was no previous
9088 overflow and -Wlong-long is enabled.
9089 * c-decl.c (declspecs_add_type): Drop redundant flags.
9090 * c.opt (Wlong-long): Init to -1.
9091 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
9092 and front-end warn_long_long. Wlong-long only depends on other
9093 flags if it is uninitialized.
9094 * c-parser.c (disable_extension_diagnostics): warn_long_long is
9095 the same for CPP and FE.
9096 (restore_extension_diagnostics): Likewise.
9098 2009-04-20 Ian Lance Taylor <iant@google.com>
9100 Fix enum conversions which are invalid in C++:
9101 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
9102 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
9103 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
9104 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
9105 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
9106 (dbxout_parms): Likewise.
9107 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
9108 (df_clear_flags): Likewise.
9109 * df-problems.c (df_rd_bb_local_compute_process_def): Change
9110 top_flag parameter to int.
9111 (df_chain_create_bb_process_use): Likewise.
9112 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
9114 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
9115 (df_ref_create_structure, df_def_record_1): Likewise.
9116 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
9117 (df_notes_rescan): Change 0 to VOIDmode in function call.
9118 (df_get_call_refs, df_insn_refs_collect): Likewise.
9119 (df_bb_regs_collect): Likewise.
9120 (df_entry_block_defs_collect): Likewise.
9121 (df_exit_block_uses_collect): Likewise.
9122 * df.h: Update declarations.
9123 * double-int.c (double_int_divmod): Add cast to enum type.
9124 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
9125 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
9126 (based_loc_descr): Likewise.
9127 (loc_descriptor_from_tree_1): Change first_op and second_op to
9128 enum dwarf_location_atom. Add cast to enum type.
9129 * expmed.c (init_expmed): Change 0 to SET in function call.
9130 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
9131 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
9132 (do_store_flag): Likewise.
9133 * fixed-value.h (struct fixed_value): Change mode to enum
9135 * function.c (assign_parms): Change 0 to VOIDmode in function call.
9136 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
9138 (insert_insn_decl, insert_decl, insert_state): Likewise.
9139 (automata_list_finish): Likewise.
9140 * genrecog.c (process_define_predicate): Add cast to enum type.
9141 * gensupport.c (init_predicate_table): Add cast to enum type.
9142 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
9144 (gimple_build_call_1, gimple_build_label): Likewise.
9145 (gimple_build_goto, gimple_build_asm_1): Likewise.
9146 (gimple_build_switch_1, gimple_build_cdt): Likewise.
9147 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
9148 (enum fallback): Rename from enum fallback_t.
9149 (fallback_t): Typedef as int.
9150 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
9151 GSI_SAME_STMT in function call.
9152 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
9154 (setup_reg_class_relations): Likewise.
9155 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
9156 (setup_prohibited_class_mode_regs): Add cast to enum type.
9157 (setup_prohibited_mode_move_regs): Likewise.
9158 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
9159 (record_address_regs): Change i to enum reg_class.
9160 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
9161 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
9162 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
9163 (GET_MODE_2XWIDER_MODE): Likewise.
9164 (GET_CLASS_NARROWEST_MODE): Likewise.
9165 * omp-low.c (expand_omp_for): Add cast to enum type.
9166 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
9167 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
9168 * postreload.c (reload_cse_simplify_operands): Change rclass local
9170 * predict.c (combine_predictions_for_insn): Change best_predictor
9171 and predictor to enum br_predictor.
9172 (combine_predictions_for_bb): Likewise.
9173 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
9174 use SET_PREDICT_EXPR_OUTCOME.
9175 * real.c (real_arithmetic): Change icode to code in function call.
9176 * reginfo.c (init_move_cost): Add casts to enum type.
9177 (init_reg_sets_1, init_fake_stack_mems): Likewise.
9178 * regmove.c (regclass_compatible_p): Change class0 and class1 to
9180 * reload.c (find_valid_class): Add casts to enum type.
9181 (push_reload): Change 0 to NO_REGS in function call.
9182 (find_reloads): Change this_alternative to array of enum
9183 reg_class. Remove some now-unnecessary casts.
9184 (make_memloc): Change 0 to VOIDmode in function call.
9185 * reload1.c (reload): Change 0 to VOIDmode in function call.
9186 (eliminate_regs_1, elimination_effects): Likewise.
9187 (eliminate_regs_in_insn): Likewise.
9188 (emit_input_reload_insns): Add cast to enum type.
9189 (delete_output_reload): Change 0 to VOIDmode in function call.
9190 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
9191 to enum type in function call.
9192 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
9193 (SET_PREDICT_EXPR_OUTCOME): Define.
9194 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
9195 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
9196 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
9197 (dump_function): Likewise.
9198 * tree-dump.h: Update declarations.
9199 * tree-pass.h: Update declarations.
9200 * varasm.c (assemble_integer): Change mclass to enum mode_class.
9201 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
9203 (arm_rtx_costs_1): Correct parenthesization.
9204 (arm_rtx_costs): Add casts to enum type.
9205 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
9206 (vfp_emit_fstmd): Use add_rg_note.
9207 (emit_multi_reg_push, emit_sfm): Likewise.
9208 (thumb_set_frame_pointer): Likewise.
9209 (arm_expand_prologue): Likewise.
9210 (arm_regno_class): Change return type to enum reg_class.
9211 (thumb1_expand_prologue): Use add_reg_note.
9212 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
9213 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
9215 * config/arm/gentune.sh: Add cast to enum type.
9216 * config/arm/arm-tune.md: Rebuild.
9217 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
9218 (ix86_split_fp_branch, predict_jump): Likewise.
9219 (ix86_expand_multi_arg_builtin): Change sub_code from enum
9220 insn_code to enum rtx_code.
9221 (ix86_builtin_vectorized_function): Add cast to enum type.
9222 * config/i386/i386.md (truncdfsf2): Change slot to enum
9224 (truncxf<mode>2, isinf<mode>2): Likewise.
9225 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
9227 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
9228 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
9229 (insert_bundle_state): Change 1 to INSERT in function call.
9230 (ia64_add_bundle_selector_before): Likewise.
9231 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
9232 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
9233 (restore_stack_nonlocal): Likewise.
9234 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
9236 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
9238 (mips_rtx_costs): Likewise.
9239 (mips_override_options): Add casts to enum type.
9240 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
9242 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
9243 (store_reg, set_reg_plus_d): Likewise.
9244 (hppa_expand_prologue, hppa_profile_hook): Likewise.
9245 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9247 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
9249 (emit_unlikely_jump): Use add_reg_note.
9250 (rs6000_emit_allocate_stack): Likewise.
9251 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
9252 (output_toc): Change 1 to INSERT in function call.
9253 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
9254 (rs6000_initialize_trampoline): Likewise.
9255 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
9257 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
9258 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
9259 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
9260 (save_gprs): Use add_reg_note.
9261 (s390_emit_prologue): Likewise.
9262 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9263 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
9264 (sparc_fold_builtin): Add cast to enum type.
9265 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
9267 (spu_expand_prologue): Use add_reg_note.
9268 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
9270 2009-04-20 Ian Lance Taylor <iant@google.com>
9272 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
9273 (c_parser_postfix_expression_after_primary): Get VEC for list of
9274 arguments. Get original types of arguments. Call
9275 build_function_call_vec.
9276 (cached_expr_list_1, cached_expr_list_2): New static variables.
9277 (c_parser_expr_list): Change return type to VEC *. Add
9278 p_orig_types parameter. Change all callers.
9279 (c_parser_release_expr): New static function.
9280 (c_parser_vec_to_tree_list): New static function.
9281 * c-typeck.c (build_function_call): Rewrite to build a VEC and
9282 call build_function_call_vec.
9283 (build_function_call_vec): New function, based on old
9284 build_function_call.
9285 (convert_arguments): Remove nargs and argarray parameters. Change
9286 values to a VEC. Add origtypes parameter.
9287 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
9288 (convert_for_assignment): Add origtype parameter. Change all
9289 callers. If warn_cxx_compat, check for conversion to an enum
9290 type when calling a function.
9291 (store_init_value): Add origtype parameter. Change all callers.
9292 (digest_init): Likewise.
9293 (struct init_node): Add origtype field.
9294 (add_pending_init): Add origtype parameter. Change all callers.
9295 (output_init_element): Likewise.
9296 (output_pending_init_elements): Pass origtype from init_node to
9297 output_init_element.
9298 (process_init_element): Pass origtype from c_expr to
9299 output_init_element.
9300 (c_finish_return): Add origtype parameter. Change all callers.
9301 * c-common.c (sync_resolve_size): Change params to VEC *. Change
9303 (sync_resolve_params): Likewise.
9304 (sync_resolve_return): Change params to first_param. Change caller.
9305 (resolve_overloaded_builtins): Change params to VEC *. Change
9306 callers. Save first parameter around call to build_function_call_vec.
9307 * c-decl.c (finish_decl): Add origtype parameter. Change all
9308 callers. Call build_function_call_vec rather than
9309 build_function_call for cleanup.
9310 * c-tree.h: Update declarations.
9311 * c-common.h: Update declarations.
9312 * stub-objc.c (objc_rewrite_function_call): Change parameter from
9313 params to first_param.
9314 * target.h (struct gcc_target): Change resolve_overloaded_builtin
9315 params parameter from tree to void *.
9316 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9317 Change arglist parameter to have type void *, and to be a pointer
9319 * config/rs6000/rs6000-protos.h
9320 (altivec_resolve_overloaded_builtin): Update declaration.
9321 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
9322 fnargs parameter to have type void *, and to be a pointer to a
9323 VEC. Call build_function_call_vec instead of
9324 build_function_call.
9325 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
9327 2009-04-20 Joey Ye <joey.ye@intel.com>
9328 Xuepeng Guo <xuepeng.guo@intel.com>
9329 H.J. Lu <hongjiu.lu@intel.com>
9331 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
9333 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
9334 (IX86_LEA_PRIORITY): Likewise.
9335 (distance_non_agu_define): New function.
9336 (distance_agu_use): Likewise.
9337 (ix86_lea_for_add_ok): Likewise.
9338 (ix86_dep_by_shift_count): Likewise.
9340 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
9341 should split for LEA.
9343 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
9345 (ix86_dep_by_shift_count): Likewise.
9347 2009-04-20 Richard Guenther <rguenther@suse.de>
9349 * expr.c (handled_component_p): Move ...
9350 * tree.h (handled_component_p): ... here.
9351 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
9352 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
9353 and REALPART_EXPR to be in one group.
9355 2009-04-20 Richard Guenther <rguenther@suse.de>
9357 * basic-block.h (get_all_dominated_blocks): Declare.
9358 * dominance.c (get_all_dominated_blocks): New function.
9359 * tree-cfg.c (get_all_dominated_blocks): Remove.
9360 (remove_edge_and_dominated_blocks): Adjust.
9361 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
9362 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
9363 instead of recursing.
9365 2009-04-20 Doug Kwan <dougkwan@google.com>
9367 * cgraph.h (cgraph_node_ptr): New type for vector functions.
9368 (struct cgraph_node_set_def): New type.
9369 (cgraph_node_set) New type. Also declare vector functions.
9370 (struct cgraph_node_set_element_def): New type.
9371 (cgraph_node_set_element): Ditto.
9372 (cgraph_node_set_iterator): New iterator type.
9373 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
9374 cgraph_node_set_remove, dump_cgraph_node_set,
9375 debug_cgraph_node_set): New prototypes.
9376 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
9377 cgraph_node_set_size): New inlines.
9378 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
9380 (struct ipa_opt_pass): Add struct cgraph_node_set_def
9381 argument to function 'write_summary'.
9382 * ipa.c: Include ggc.h.
9383 (hash_cgraph_node_set_element,
9384 eq_cgraph_node_set_element, cgraph_node_set_new,
9385 cgraph_node_set_add, cgraph_node_set_remove,
9386 cgraph_node_set_find, dump_cgraph_node_set,
9387 debug_cgraph_node_set): New functions.
9388 * Makefile.in (ipa.o): Add dependency on GGC_H.
9390 2009-04-20 Ira Rosen <irar@il.ibm.com>
9392 PR tree-optimization/39675
9393 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
9394 check of the return code of vect_schedule_slp. Check that
9395 stmt_vec_info still exists for the statement, before checking its
9398 2009-04-20 Michael Matz <matz@suse.de>
9400 * Makefile.in (generated_files): Take out $(simple_generated_c).
9402 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
9404 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
9405 (UINTPTR_TYPE): Likewise.
9407 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9410 * c-typeck.c (digest_init): Check for initializing an array with a
9413 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9416 * c-semantics.c (pop_stmt_list): Propagate
9417 STATEMENT_LIST_HAS_LABEL to parent statement list.
9419 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
9421 * config/mips/mips.h (mips_tune_attr): New macro.
9422 * config/mips/mips.md (cpu): Use it.
9424 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9427 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
9430 2009-04-19 Diego Novillo <dnovillo@google.com>
9432 * toplev.c (compile_file): Move call to coverage_finish ...
9433 * cgraphunit.c (ipa_passes): ... here.
9434 Call cgraph_process_new_functions.
9435 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
9436 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
9438 2009-04-19 Jan Hubicka <jh@suse.cz>
9440 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
9442 (dump_cgraph_node): Dump can throw external flag.
9443 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
9445 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9449 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
9450 * common.opt (Wlogical-op): Move from here...
9451 * c.opt (Wlogical-op): ... to here.
9452 * c-typeck.c (parser_build_binary_op): Update call to
9453 warn_logical_operator.
9454 * c-opts.c (c_common_post_options): Enable warn_logical_op with
9456 * c-common.c (warn_logical_op): Update.
9457 * c-common.h (warn_logical_op): Update declaration.
9459 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
9461 * tree.c (protected_set_expr_location): Fix formatting.
9463 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9466 * c-typeck.c (readonly_warning): new.
9467 (build_unary_op, build_modify_expr): Use readonly_warning for
9468 storing into something readonly but not const-qualified.
9470 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9473 * c-typeck.c (build_unary_op): Check for taking address of
9474 expression of type void.
9476 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9479 * c-typeck.c (build_function_call): Check for calling a function
9480 with qualified void return types. Call require_complete_type when
9483 2009-04-18 Jan Hubicka <jh@suse.cz>
9485 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
9487 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
9488 can_throw_external flag.
9489 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
9490 * ipa-pure-const.c (ignore_edge): New function.
9491 (propagate): Compute order for NOTHROW computation; set NOTHROWs
9492 only over can_throw_external edges.
9493 (local_pure_const): Add nothrow flag.
9494 * ipa-utils.c (searchc): Add ignore_edge callback.
9495 (ipa_utils_reduced_inorder): Add ignore_edge callback.
9496 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
9497 (set_nothrow_function_flags): Update cgraph.
9498 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
9500 2009-04-18 Richard Guenther <rguenther@suse.de>
9503 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
9504 (fold_stmt): ... this and ...
9505 (fold_stmt_inplace): ... this.
9506 (fold_stmt_1): Fold references in calls and asms.
9507 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
9509 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9511 * tree-vrp.c (ssa_name_nonzero_p): Remove.
9512 * tree.h: Remove the prototype for ssa_name_nonzero_p.
9514 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9516 * tree.c (function_args_count): Remove.
9517 * tree.h: Remove the prototype for function_args_count.
9519 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9521 * tree-iterator.c (expr_only): Remove.
9522 * tree.h: Remove the prototype for expr_only.
9524 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9526 * reginfo.c (cannot_change_mode_set_regs): Remove.
9527 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
9529 2009-04-08 Anatoly Sokolov <aesok@post.ru>
9531 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
9532 whether operands 0 and 1 overlaps.
9534 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
9537 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
9538 pointer. Use warning_at instead of warning.
9539 (search_for_addr_array): Likewise.
9540 (check_array_bounds): Likewise.
9541 (check_all_array_refs): Check that the incoming edge is not in the
9542 list of edges to be removed.
9543 (check_all_array_refs): Avoid the temporal pointer.
9544 (vrp_visit_cond_stmt): Fix typo.
9545 (simplify_switch_using_ranges): Handle the case where the switch
9546 index is an integer constant.
9548 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
9550 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
9552 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9554 * doc/extend.texi, doc/invoke.texi: Fix typos.
9556 2009-04-17 Cary Coutant <ccoutant@google.com>
9558 * tree-flow-inline.h (get_lineno): Fix inverted test.
9560 2009-04-17 Diego Novillo <dnovillo@google.com>
9562 * tree-ssa-pre.c (create_expression_by_pieces): Remove
9563 assertion for AVAIL_OUT.
9565 2009-04-17 Mike Frysinger <vapier@gentoo.org>
9568 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
9569 * config/sh/linux-atomic.asm: Likewise.
9571 2009-04-17 Diego Novillo <dnovillo@google.com>
9573 * except.c (debug_eh_tree): New.
9574 (struct eh_region, struct eh_status): Move ...
9575 * except.h: ... here.
9576 (add_type_for_runtime): Declare extern.
9577 (lookup_type_for_runtime): Likewise.
9578 (debug_eh_tree): Declare.
9579 * Makefile.in (GTFILES): List except.h before except.c
9581 2009-04-17 Diego Novillo <dnovillo@google.com>
9583 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
9584 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
9585 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
9586 (find_vars_r): ... here.
9587 * tree-flow.h (find_referenced_vars_in): Declare.
9588 * tree-ssa-pre.c (create_expression_by_pieces): Assert
9589 that AVAIL_OUT exists for BLOCK.
9590 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
9591 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
9592 (tree-parloops.o): Likewise.
9594 2009-04-17 Simon Baldwin <simonb@google.com>
9596 * toplev.c (default_tree_printer): Add handling for %E format.
9598 2009-04-17 Diego Novillo <dnovillo@google.com>
9600 * tree-pretty-print.c (dump_generic_node): Add break after
9601 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
9602 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
9603 FUNCTION_TYPE together. Call print_struct_decl when printing
9604 structures and TDF_SLIM is not given.
9605 (print_struct_decl): Fix logic for detecting recursion.
9607 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
9610 * gcc.c (create_at_file): New.
9611 (compile_input_file_p): New.
9612 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
9613 * main.c (main): Update call to toplev_main.
9614 * toplev.c (toplev_main): Change signature. Call expandargv.
9615 * toplev.h (toplev_main): Change signature.
9617 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
9619 * dwarf2out.c (field_byte_offset): Use the type size as the field size
9620 if the latter is not constant.
9622 2009-04-17 David Edelsohn <edelsohn@gnu.org>
9624 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
9626 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
9628 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
9629 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
9631 2009-04-17 Richard Guenther <rguenther@suse.de>
9633 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9634 Handle component references view-converting an invariant address.
9636 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
9638 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
9639 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
9640 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
9641 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
9642 Use @deftypevr rather than @deftypevar.
9644 2009-04-17 Richard Guenther <rguenther@suse.de>
9646 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
9647 (get_prop_source_stmt): Likewise.
9648 (can_propagate_from): Likewise.
9650 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
9652 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
9653 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
9654 (--with-multilib-list): Add default value.
9655 * configure: Regenerate.
9656 * Makefile.in (TM_ENDIAN_CONFIG): Define.
9657 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
9658 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
9659 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
9660 Don't add default cpu to multilib list unnecessarily, but do enable
9661 the relevant compiler option..
9662 Add support for --with-multilib-list=<blank> and
9663 --with-multilib-list=!<somelib> to supress unwanted multilibs.
9664 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
9665 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
9666 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
9668 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
9669 (MULTILIB_OSDIRNAMES): New variable.
9670 * config/sh/t-1e: Delete file.
9671 * config/sh/t-mlib-sh1: Delete file.
9672 * config/sh/t-mlib-sh2: Delete file.
9673 * config/sh/t-mlib-sh2a: Delete file.
9674 * config/sh/t-mlib-sh2a-nofpu: Delete file.
9675 * config/sh/t-mlib-sh2a-single: Delete file.
9676 * config/sh/t-mlib-sh2a-single-only: Delete file.
9677 * config/sh/t-mlib-sh2e: Delete file.
9678 * config/sh/t-mlib-sh3e: Delete file.
9679 * config/sh/t-mlib-sh4: Delete file.
9680 * config/sh/t-mlib-sh4-nofpu: Delete file.
9681 * config/sh/t-mlib-sh4-single: Delete file.
9682 * config/sh/t-mlib-sh4-single-only: Delete file.
9683 * config/sh/t-mlib-sh4a: Delete file.
9684 * config/sh/t-mlib-sh4a-nofpu: Delete file.
9685 * config/sh/t-mlib-sh4a-single: Delete file.
9686 * config/sh/t-mlib-sh4a-single-only: Delete file.
9687 * config/sh/t-mlib-sh4al: Delete file.
9688 * config/sh/t-mlib-sh5-32media: Delete file.
9689 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
9690 * config/sh/t-mlib-sh5-64media: Delete file.
9691 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
9692 * config/sh/t-mlib-sh5-compact: Delete file.
9693 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
9694 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
9695 * doc/install.texi (Options specification): Add
9696 --with-multilib-list and --with-endian.
9698 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
9700 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
9702 (OBJS-common): Add plugin-version.o.
9703 (plugin-version.o): New.
9704 * gcc-plugin.h (plugin_gcc_version): New.
9705 (plugin_default_version_check): New.
9706 (plugin_init_func, plugin_init): Add version argument.
9707 * plugin-version.c: New.
9708 * plugin.c (str_plugin_gcc_version_name): New.
9709 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
9710 pass it to the init function.
9711 (plugin_default_version_check): New.
9713 2009-04-17 Richard Guenther <rguenther@suse.de>
9715 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
9716 for decl-vs-decl disambiguation.
9718 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
9720 * config/s390/s390.h (s390_tune_attr): New macro definition.
9721 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
9723 2009-04-17 Richard Guenther <rguenther@suse.de>
9725 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
9726 (fold_stmt_r): Likewise.
9727 (maybe_fold_reference): New function.
9728 (fold_gimple_assign): Handle cases fold_stmt_r did.
9729 (fold_stmt): Do not use fold_stmt_r.
9730 (fold_stmt_inplace): Likewise.
9732 2009-04-17 Richard Guenther <rguenther@suse.de>
9734 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
9735 (record_equivalences_from_stmt): Remove useless checks and
9737 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
9738 the type is already suitable.
9740 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
9742 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
9744 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
9746 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
9747 (CMPtype): Define as __gcc_CMPtype.
9749 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
9751 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
9752 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
9754 2009-04-17 Richard Guenther <rguenther@suse.de>
9756 PR tree-optimization/39746
9757 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
9758 special-casing for builtins and static variable use/def.
9759 (call_may_clobber_ref_p_1): Likewise.
9761 2009-04-16 Ian Lance Taylor <iant@google.com>
9763 * df.h: Include "timevar.h".
9764 (struct df_problem): Change tv_id field to timevar_id_t.
9765 * tree-pass.h: Include "timevar.h".
9766 (struct opt_pass): Change tv_id field to timevar_id_t.
9767 * timevar.h (timevar_id_t): Define TV_NONE.
9768 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
9769 TV_NONE rather than tv_id != 0.
9770 (execute_one_pass): Likewise.
9771 * Makefile.in (DF_H): Add $(TIMEVAR_H).
9772 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
9773 dependencies to $(TREE_PASS_H).
9774 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
9776 (pass_branch_target_load_optimize2): Likewise.
9777 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
9778 (pass_outof_cfg_layout_mode): Likewise.
9779 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
9780 (pass_rebuild_cgraph_edges): Likewise.
9781 (pass_remove_cgraph_callee_edges): Likewise.
9782 * df-core.c (pass_df_initialize_opt): Likewise.
9783 (pass_df_initialize_no_opt): Likewise.
9784 (pass_df_finish): Likewise.
9785 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
9786 * except.c (pass_set_nothrow_function_flags): Likewise.
9787 (pass_convert_to_eh_region_ranges): Likewise.
9788 * final.c (pass_compute_alignments): Likewise.
9789 * function.c (pass_instantiate_virtual_regs): Likewise.
9790 (pass_init_function): Likewise.
9791 (pass_leaf_regs): Likewise.
9792 (pass_match_asm_constraints): Likewise.
9793 * gimple-low.c (pass_lower_cf): Likewise.
9794 (pass_mark_used_blocks): Likewise.
9795 * init-regs.c (pass_initialize_regs): Likewise.
9796 * integrate.c (pass_initial_value_sets): Likewise.
9797 * ira.c (pass_ira): Likewise.
9798 * jump.c (pass_cleanup_barriers): Likewise.
9799 * omp-low.c (pass_expand_omp): Likewise.
9800 (pass_lower_omp): Likewise.
9801 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
9802 * recog.c (pass_split_all_insns): Likewise.
9803 (pass_split_after_reload): Likewise.
9804 (pass_split_before_regstack): Likewise.
9805 (pass_split_before_sched2): Likewise.
9806 (pass_split_for_shorten_branches): Likewise.
9807 * reginfo.c (pass_reginfo_init): Likewise.
9808 (pass_subregs_of_mode_init): Likewise.
9809 (pass_subregs_of_mode_finish): Likewise.
9810 * passes.c (pass_postreload): Likewise.
9811 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
9812 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
9813 (pass_warn_function_return): Likewise.
9814 (pass_warn_function_noreturn): Likewise.
9815 * tree-complex.c (pass_lower_complex): Likewise.
9816 (pass_lower_complex_O0): Likewise.
9817 * tree-if-conv.c (pass_if_conversion): Likewise.
9818 * tree-into-ssa.c (pass_build_ssa): Likewise.
9819 * tree-mudflap.c (pass_mudflap_1): Likewise.
9820 (pass_mudflap_2): Likewise.
9821 * tree-nomudflap.c (pass_mudflap_1): Likewise.
9822 (pass_mudflap_2): Likewise.
9823 * tree-nrv.c (pass_return_slot): Likewise.
9824 * tree-object-size.c (pass_object_sizes): Likewise.
9825 * tree-optimize.c (pass_all_optimizations): Likewise.
9826 (pass_early_local_passes): Likewise.
9827 (pass_all_early_optimizations): Likewise.
9828 (pass_cleanup_cfg): Likewise.
9829 (pass_cleanup_cfg_post_optimizing): Likewise.
9830 (pass_free_datastructures): Likewise.
9831 (pass_free_cfg_annotations): Likewise.
9832 (pass_fixup_cfg): Likewise.
9833 (pass_init_datastructures): Likewise.
9834 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
9835 (pass_late_warn_uninitialized): Likewise.
9836 (pass_update_address_taken): Likewise.
9837 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
9838 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
9839 (pass_cse_sincos): Likewise.
9840 (pass_convert_to_rsqrt): Likewise.
9841 * tree-ssa-structalias.c (pass_build_alias): Likewise.
9842 * tree-stdarg.c (pass_stdarg): Likewise.
9843 * tree-tailcall.c (pass_tail_recursion): Likewise.
9844 (pass_tail_calls): Likewise.
9845 * tree-vect-generic.c (pass_lower_vector): Likewise.
9846 (pass_lower_vector_ssa): Likewise.
9847 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
9849 2009-04-16 Joseph Myers <joseph@codesourcery.com>
9851 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
9853 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
9855 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
9856 logical and signext.
9858 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
9861 * config/sh/predicates.md (arith_operand): Check if the operand
9862 of TRUNCATE is a REG.
9864 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9866 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9867 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9869 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9871 * tree-iterator.c (tsi_split_statement_list_after,
9872 tsi_split_statement_list_before): Remove.
9873 * tree-iterator.h: Remove the prototypes for
9874 tsi_split_statement_list_after and tsi_split_statement_list_before.
9876 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9878 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
9879 * tree-ssa-propagate.h: Remove the prototype for
9880 stmt_makes_single_load.
9882 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9884 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
9885 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
9887 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9889 * tree-iterator.c (EXPR_LAST_BODY): Remove.
9891 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9893 * except.c (eh_region_outer_p): Remove.
9894 * except.h: Remove the prototype for eh_region_outer_p.
9896 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9898 * function.c (current_function_assembler_name): Remove.
9899 * function.h: Remove the prototype for
9900 current_function_assembler_name.
9902 2009-04-16 Ian Lance Taylor <iant@google.com>
9904 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
9905 (add_reg_note): Call alloc_reg_note.
9906 * rtl.h (alloc_reg_note): Declare.
9907 * combine.c (try_combine): Use alloc_reg_note.
9908 (recog_for_combine, move_deaths): Likewise.
9909 (distribute_notes): Use alloc_reg_note and add_reg_note.
9910 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
9911 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
9912 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
9914 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
9916 PR rtl-optimization/39762
9917 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
9918 ira_may_move_out_cost): Add comments about way of their usage.
9919 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
9921 * ira-conflicts.c (process_regs_for_copy): Use function
9922 ira_get_register_move_cost instead of global
9923 ira_register_move_cost.
9925 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
9926 color_pass, move_spill_restore, update_curr_costs): Ditto.
9928 * ira-lives.c (process_single_reg_class_operands): Ditto.
9930 * ira-emit.c (emit_move_list): Ditto.
9932 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
9933 (record_reg_classes): Ditto. Use functions
9934 ira_get_register_move_cost and ira_get_may_move_cost instead of
9935 global vars ira_register_move_cost, ira_may_move_out_cost and
9936 ira_may_move_in_cost.
9937 (record_address_regs): Don't call ira_init_register_move_cost.
9938 Use function ira_get_may_move_cost instead of global
9939 ira_may_move_in_cost.
9940 (process_bb_node_for_hard_reg_moves): Use function
9941 ira_get_register_move_cost instead of global ira_register_move_cost.
9942 (ira_costs): Don't call ira_init_register_move_cost.
9944 2009-04-16 Richard Guenther <rguenther@suse.de>
9946 * tree-cfg.c (verify_gimple_assign_binary):
9947 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
9948 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
9949 (create_general_new_stmt): Note that this function is broken.
9951 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9953 * common.opt (fhelp): Add Var(help_flag).
9954 * gcc-plugin.h (plugin_info): Add help.
9955 * plugin.c (plugin_name_args): Add help.
9956 (register_plugin_info): Set plugin->help.
9957 (print_help_one_plugin): New.
9958 (print_plugins_help): New.
9959 * plugin.h (print_plugins_help): New.
9960 * toplev.c (toplev_main): Call print_plugins_help if needed.
9962 2009-04-16 Richard Guenther <rguenther@suse.de>
9964 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
9965 (gimple_ior_addresses_taken_1): New function.
9966 (gimple_ior_addresses_taken): Likewise.
9967 * gimple.h (struct gimple_statement_with_ops_base): Remove
9968 addresses_taken member.
9969 (gimple_ior_addresses_taken): Declare.
9970 (gimple_addresses_taken, gimple_addresses_taken_ptr,
9971 gimple_set_addresses_taken): Remove.
9972 * ipa-reference.c (mark_address): New function.
9973 (scan_stmt_for_static_refs): Use it for marking addresses taken.
9974 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
9975 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
9976 (gimple_add_to_addresses_taken): Remove.
9977 (get_tmr_operands): Call mark_address_taken.
9978 (get_asm_expr_operands): Likewise.
9979 (get_expr_operands): Likewise.
9980 (build_ssa_operands): Do not clear the addresses_taken bitmap.
9981 (free_stmt_operands): Do not free it.
9982 * tree-ssa.c (delete_tree_ssa): Likewise.
9983 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
9985 2009-04-16 Richard Guenther <rguenther@suse.de>
9987 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
9988 (walk_stmt_load_store_ops): Likewise.
9989 * gimple.c (get_base_loadstore): New function.
9990 (walk_stmt_load_store_addr_ops): Likewise.
9991 (walk_stmt_load_store_ops): Likewise.
9992 * ipa-pure-const.c (check_op): Simplify.
9993 (check_load, check_store): New functions.
9994 (check_stmt): Use walk_stmt_load_store_ops.
9995 * ipa-reference.c (mark_load): Adjust signature.
9996 (mark_store): Likewise.
9997 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
9999 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10001 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
10002 (plugin_info): New.
10003 * opts.c (common_handle_option): Don't call print_version.
10004 * plugin.c (plugin_name_args): Add version.
10005 (register_plugin_info): New.
10006 (register_callback): Handle PLUGIN_INFO.
10007 (try_init_one_plugin): New.
10008 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
10010 (finalize_one_plugin): New.
10011 (finalize_plugins): New.
10012 (print_one_plugin): New.
10013 (print_plugins_versions): New.
10014 * plugin.h (print_plugins_versions): New.
10015 (finalize_plugins): New.
10016 * toplev.c (compile_file): Don't call initialize_plugins.
10017 (print_version): Call print_plugins_versions.
10018 (toplev_main): Call initialize_plugins. Print version if needed.
10019 Call finalize_plugins.
10021 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10023 * common.opt (fversion): New.
10024 * gcc.c (print_version): New.
10025 (process_command): Don't print the version. Just set print_version.
10026 (main): Print version. Call subprocesses if print_version and
10027 verbose_flag are set.
10028 * opts.c (common_handle_option): Handle OPT_fversion.
10030 2009-04-16 Richard Guenther <rguenther@suse.de>
10031 Ira Rosen <irar@il.ibm.com>
10033 PR tree-optimization/39698
10034 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
10035 type of the reduction variable. Only generate the def if
10038 * omp-low.c (expand_omp_for_generic): When converting to a pointer
10039 make sure to first convert to an integer of the same precision.
10040 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
10041 the type of the evolution correctly in computing the new
10042 induction variable base.
10044 2009-04-16 Richard Guenther <rguenther@suse.de>
10046 PR middle-end/39625
10047 * tree-cfg.c (make_blocks): Split statements with to-be
10048 abnormal SSA names on the lhs.
10050 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
10052 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
10053 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
10054 * c-typeck.c (really_start_incremental_init): Likewise.
10055 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
10056 (TARGET_INITIALIZER): Remove it.
10057 * target.h (struct target): Remove vector_opaque_p.
10058 * tree.c (build_opaque_vector_type): New.
10059 * tree.h (TYPE_VECTOR_OPAQUE): New.
10060 (build_opaque_vector_type): Declare.
10061 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
10062 * config/rs6000/rs6000.c (build_opaque_vector_type,
10063 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
10064 (rs6000_init_builtins): Use build_opaque_vector_type for
10065 opaque_V4SI_type_node.
10067 2009-04-15 Catherine Moore <clm@codesourcery.com>
10069 * debug.h (set_name): Declare.
10070 * dwarf2out.c (dwarf2out_set_name): Declare.
10071 (dwarf2_debug_hooks): Add set_name.
10072 (find_AT_string): New.
10073 (add_AT_string): Call find_AT_string.
10074 (dwarf2out_set_name): New.
10075 * cp/decl.c (grokdeclarator): Call set_name.
10076 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
10077 * debug.c (do_nothing_debug_hooks): Likewise.
10078 * dbxout.c (dbx_debug_hooks): Likewise.
10079 * sdbout.c (sdb_debug_hooks): Likewise.
10081 2009-04-15 Michael Eager <eager@eagercon.com>
10083 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
10084 reg for single-precision FPU.
10085 * config/rs6000/rs6000.md (movsi_internal1): Only for
10086 !TARGET_SINGLE_FPU.
10087 (movsi_internal1_single): New. Add pattern to move SI values to/from
10088 single-precision FP regs.
10090 2009-04-15 Richard Guenther <rguenther@suse.de>
10092 * omp-low.c (lower_rec_input_clauses): Build correct address
10094 (expand_omp_for_generic): Fix multiplication type.
10095 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
10096 (generate_memset_zero): Fix types.
10097 * tree-profile.c (prepare_instrumented_value): Correctly
10100 2009-04-15 Ian Lance Taylor <iant@google.com>
10102 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
10103 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
10104 for -Wall and for -Wc++-compat.
10105 (c_common_post_options): For C++, set warn_enum_compare if not
10107 * c-tree.h (struct c_expr): Add field original_type.
10108 (build_external_ref): Update declaration.
10109 * c-parser.c (c_parser_braced_init): Set original_type.
10110 (c_parser_initelt): Likewise.
10111 (c_parser_expr_no_commas): Likewise.
10112 (c_parser_conditional_expression): Likewise.
10113 (c_parser_cast_expression): Likewise.
10114 (c_parser_unary_expression): Likewise. Pull setting of
10115 original_code to top of function.
10116 (c_parser_sizeof_expression): Set original_type.
10117 (c_parser_alignof_expression): Likewise.
10118 (c_parser_postfix_expression): Likewise. Pull setting of
10119 original_code to top of function.
10120 (c_parser_postfix_expression_after_paren_type): Set original_type.
10121 (c_parser_postfix_expression_after_primary): Likewise.
10122 (c_parser_expression): Likewise.
10123 * c-typeck.c (build_external_ref): Add type parameter. Change all
10125 (c_expr_sizeof_expr): Set original_type field.
10126 (parser_build_unary_op): Likewise.
10127 (parser_build_binary_op): Likewise. Optionally warn about
10128 comparisons of enums of different types.
10129 (digest_init): Set original_type field.
10130 (really_start_incremental_init): Likewise.
10131 (push_init_level, pop_init_level): Likewise.
10132 * doc/invoke.texi (Warning Options): -Wenum-compare now
10135 2009-04-15 Richard Guenther <rguenther@suse.de>
10137 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
10138 out a necessary conversion.
10139 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
10140 names we didn't value number.
10141 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
10143 2009-04-15 Richard Guenther <rguenther@suse.de>
10145 PR tree-optimization/39764
10146 * tree-ssa-ccp.c (get_value): Canonicalize value with
10147 canonicalize_float_value.
10149 2009-04-15 Jan Hubicka <jh@suse.cz>
10151 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
10152 Wrong version of patch.
10154 2009-04-15 Jan Hubicka <jh@suse.cz>
10156 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
10158 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
10160 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
10161 our distinct integral and vector types.
10163 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
10165 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
10166 * init.c (build_vtbl_address): Remove call to assemble_external.
10168 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
10170 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
10171 output for other floating point modes.
10173 2009-04-14 Diego Novillo <dnovillo@google.com>
10175 * diagnostic.c (diagnostic_report_diagnostic): Do not
10176 warn about loaded plugins for DK_ERROR and DK_WARNING.
10177 * c-decl.c (declspecs_add_type): Move call to
10178 invoke_plugin_callbacks ...
10179 * c-parser.c (c_parser_declspecs): ... here.
10180 * plugin.c (dump_active_plugins): Tidy output.
10182 2009-04-14 Diego Novillo <dnovillo@google.com>
10183 Le-Chun Wu <lcwu@google.com>
10185 * configure.ac: Add --enable-plugin support.
10186 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
10187 * Makefile.in (PLUGIN_H): Define.
10188 Export ENABLE_PLUGIN and GMPINC to site.exp.
10189 Add PLUGINLIBS to link command.
10190 Add/modify dependencies for plugin.o and files including plugin.h.
10192 * config.in: Regenerate.
10194 * opts.c (common_handle_option): Handle OPT_fplugin_ and
10197 2009-04-14 Le-Chun Wu <lcwu@google.com>
10199 * tree-pass.h (register_one_dump_file): Add a prototype for
10200 register_one_dump_file.
10201 * toplev.c (compile_file): Call initialize_plugins.
10202 (do_compile): Call invoke_plugin_callbacks.
10203 (toplev_main): Call invoke_plugin_callbacks.
10204 * common.opt: Add -fplugin= and -fplugin-arg-.
10205 * gcc-plugin.h: New public header file for plugins to include.
10206 * plugin.c: New source file.
10207 * plugin.h: New internal header file.
10208 * passes.c (register_one_dump_file): Make it external.
10210 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
10212 2009-04-14 Diego Novillo <dnovillo@google.com>
10214 * doc/plugins.texi: New.
10215 * doc/gccint.texi: Add reference to Plugins chapter.
10216 * doc/invoke.texi: Document -fplugin and -fplugin-arg
10217 * diagnostic.c (diagnostic_report_diagnostic): Warn about
10218 loaded plugins, if any.
10219 * timevar.def (TV_PLUGIN_INIT): Define.
10220 (TV_PLUGIN_RUN): Define.
10221 * plugin.c: Include timevar.h
10222 (plugins_active_p): New.
10223 (dump_active_plugins): New.
10224 (debug_active_plugins): New.
10226 2009-04-14 Joseph Myers <joseph@codesourcery.com>
10228 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
10230 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
10232 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
10234 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
10235 the same as a minus without a shift.
10237 2009-04-14 Nick Clifton <nickc@redhat.com>
10239 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
10240 comparisons with small integers will always produce a short
10243 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
10246 2008-12-19 Diego Novillo <dnovillo@google.com>
10248 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
10250 2009-04-14 Richard Guenther <rguenther@suse.de>
10252 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
10254 (verify_gimple_assign_binary): Likewise. Handle shifts and
10256 (verify_gimple_phi): Print the mismatched argument position.
10257 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10259 (vect_update_init_of_dr): Likewise.
10260 * matrix-reorg.c (transform_access_sites): Do what the
10262 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
10264 2009-04-13 Michael Eager <eager@eagercon.com>
10266 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
10267 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
10268 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
10269 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
10270 remove duplicate config
10272 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10274 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
10275 file_name:line_number type locator of the call site.
10277 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
10279 * genautomata.c: Put blank after comma.
10280 (automaton_decls): New.
10281 (struct unit_usage): Add comments to member next.
10282 (store_alt_unit_usage): Keep the list ordered.
10283 (unit_present_on_list_p, equal_alternatives_p): New.
10284 (check_regexp_units_distribution): Check units distribution
10285 correctness correctly.
10286 (main): Don't write automata if error is found. Return correct
10289 * config/m68k/cf.md (cfv4_ds): Remove.
10290 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
10291 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
10293 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
10294 power4-load-ext, power4-store, power4-store-update,
10295 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
10296 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
10297 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
10298 power4-sqrt, power4-isync): Modify reservation to make correct
10299 unit distribution to automata.
10301 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
10302 power5-store-update, power5-two, power5-three, power5-lmul,
10303 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
10305 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
10307 * except.c (pass_set_nothrow_function_flags): Set name and add
10309 (set_nothrow_function_flags): Mention in the dump file when
10310 changing a function to nothrow.
10312 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
10315 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
10316 instead of unsigned long.
10318 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10320 * config/arm/arm.c (return_used_this_function): Remove.
10321 (arm_output_function_prologue): Remove use of
10322 return_used_this_function.
10323 (output_return_instruction): Replace use of
10324 return_used_this_function
10325 by cfun->machine->return_used_this_function.
10326 (arm_output_epilogue): Likewise.
10327 (arm_output_function_epilogue): Likewise.
10328 (thumb_unexpanded_epilogue): Likewise.
10329 * config/arm/arm.h (struct machine_function):
10330 New member return_used_this_function.
10332 2009-04-12 Mark Mitchell <mark@codesourcery.com>
10334 * doc/install.texi: Correct description of default directory for
10335 --with-gxx-include-dir.
10337 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
10339 * fold-const.c (build_range_check): Properly deal with enumeral and
10340 boolean base types.
10342 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
10344 * doc/invoke.texi (max_gcse_passes): Remove documentation.
10345 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
10346 * params.h (MAX_GCSE_PASSES): Remove.
10347 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
10348 in sequence. Remove ability to run multiple passes.
10349 (bypass_jumps): Report run as third CPROP pass.
10351 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
10353 PR middle-end/39651
10354 * except.c (can_throw_external): Look at each insn in a SEQUENCE
10355 when deciding whether the whole SEQUENCE can throw.
10357 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
10360 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
10361 offseted label references.
10363 2009-04-11 Jan Hubicka <jh@suse.cz>
10365 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
10367 2009-04-11 Richard Guenther <rguenther@suse.de>
10369 PR middle-end/39732
10370 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
10371 return variables as TREE_ADDRESSABLE.
10373 2009-04-11 Richard Guenther <rguenther@suse.de>
10375 PR tree-optimization/39713
10376 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
10377 reference trees have SSA_NAME operands.
10379 2009-04-11 Richard Guenther <rguenther@suse.de>
10382 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
10383 address expressions.
10385 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
10387 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
10388 match changes in Cygwin 1.7
10389 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
10390 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
10392 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
10394 PR tree-optimization/39701
10395 * doc/invoke.texi (Optimization Options): Document change in
10396 meaning and initialization of -fdelete-null-pointer-checks.
10398 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
10400 PR middle-end/39701
10401 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
10403 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
10406 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
10408 2009-04-10 Chao-ying Fu <fu@mips.com>
10410 * doc/tm.texi (Instruction Output): Document
10411 TARGET_ASM_FINAL_POSTSCAN_INSN.
10412 * target.h (final_postscan_insn): New field in asm_out.
10413 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
10414 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
10415 * final.c (final_scan_insn): Call
10416 targetm.asm_out.final_postscan_insn after outputting
10417 an asm macro and a normal instruction.
10419 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
10420 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
10421 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
10422 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
10423 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
10425 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
10427 PR middle-end/39701
10428 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
10429 variables as non-NULL even with -fdelete-null-pointer-checks.
10431 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
10433 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
10435 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
10438 * config/i386/i386.c (classify_argument): Handle SCmode with
10439 (bit_offset % 64) != 0.
10441 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
10443 * doc/invoke.texi (Optimize Options): Add cross-reference to
10444 -Q --help=optimizers examples.
10446 2009-04-10 Ben Elliston <bje@au.ibm.com>
10449 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
10450 regalign for the reg == fpr and TDmode case.
10452 2009-04-09 David Ayers <ayers@fsfe.org>
10455 * objc/objc-act.c (warn_with_method): Remove helper function.
10456 (check_duplicates): Call warning and inform directly.
10457 (really_start_method): Likewise.
10459 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10461 * expmed.c (expand_divmod): Always use a comparison for a division
10462 by a large unsigned integer.
10464 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
10465 for things others than variables or functions as nonzero.
10467 2009-04-09 Nick Clifton <nickc@redhat.com>
10469 * unwind-compat.c: Change copyright header to refer to version
10470 3 of the GNU General Public License with version 3.1 of the
10471 GCC Runtime Library Exception and to point readers at the
10472 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
10473 * config/alpha/crtfastmath.c: Likewise.
10474 * config/alpha/linux-unwind.h: Likewise.
10475 * config/alpha/qrnnd.asm: Likewise.
10476 * config/alpha/vms-crt0-64.c: Likewise.
10477 * config/alpha/vms-crt0.c: Likewise.
10478 * config/alpha/vms-dwarf2.asm: Likewise.
10479 * config/alpha/vms-dwarf2eh.asm: Likewise.
10480 * config/alpha/vms-psxcrt0-64.c: Likewise.
10481 * config/alpha/vms-psxcrt0.c: Likewise.
10482 * config/alpha/vms_tramp.asm: Likewise.
10483 * config/arc/initfini.c: Likewise.
10484 * config/arc/lib1funcs.asm: Likewise.
10485 * config/arm/bpabi-v6m.S: Likewise.
10486 * config/arm/bpabi.S: Likewise.
10487 * config/arm/bpabi.c: Likewise.
10488 * config/arm/crti.asm: Likewise.
10489 * config/arm/crtn.asm: Likewise.
10490 * config/arm/ieee754-df.S: Likewise.
10491 * config/arm/ieee754-sf.S: Likewise.
10492 * config/arm/lib1funcs.asm: Likewise.
10493 * config/arm/libunwind.S: Likewise.
10494 * config/arm/linux-atomic.c: Likewise.
10495 * config/arm/mmintrin.h: Likewise.
10496 * config/arm/pr-support.c: Likewise.
10497 * config/arm/unaligned-funcs.c: Likewise.
10498 * config/arm/unwind-arm.c: Likewise.
10499 * config/arm/unwind-arm.h: Likewise.
10500 * config/avr/libgcc.S: Likewise.
10501 * config/bfin/crti.s: Likewise.
10502 * config/bfin/crtlibid.s: Likewise.
10503 * config/bfin/crtn.s: Likewise.
10504 * config/bfin/lib1funcs.asm: Likewise.
10505 * config/bfin/linux-unwind.h: Likewise.
10506 * config/cris/arit.c: Likewise.
10507 * config/cris/cris_abi_symbol.c: Likewise.
10508 * config/darwin-64.c: Likewise.
10509 * config/darwin-crt2.c: Likewise.
10510 * config/darwin-crt3.c: Likewise.
10511 * config/darwin.h: Likewise.
10512 * config/dbxelf.h: Likewise.
10513 * config/dfp-bit.c: Likewise.
10514 * config/dfp-bit.h: Likewise.
10515 * config/elfos.h: Likewise.
10516 * config/fixed-bit.c: Likewise.
10517 * config/fixed-bit.h: Likewise.
10518 * config/fp-bit.c: Likewise.
10519 * config/fp-bit.h: Likewise.
10520 * config/fr30/crti.asm: Likewise.
10521 * config/fr30/crtn.asm: Likewise.
10522 * config/fr30/lib1funcs.asm: Likewise.
10523 * config/freebsd-spec.h: Likewise.
10524 * config/frv/cmovd.c: Likewise.
10525 * config/frv/cmovh.c: Likewise.
10526 * config/frv/cmovw.c: Likewise.
10527 * config/frv/frvbegin.c: Likewise.
10528 * config/frv/frvend.c: Likewise.
10529 * config/frv/lib1funcs.asm: Likewise.
10530 * config/glibc-stdint.h: Likewise.
10531 * config/h8300/clzhi2.c: Likewise.
10532 * config/h8300/crti.asm: Likewise.
10533 * config/h8300/crtn.asm: Likewise.
10534 * config/h8300/ctzhi2.c: Likewise.
10535 * config/h8300/fixunssfsi.c: Likewise.
10536 * config/h8300/lib1funcs.asm: Likewise.
10537 * config/h8300/parityhi2.c: Likewise.
10538 * config/h8300/popcounthi2.c: Likewise.
10539 * config/i386/ammintrin.h: Likewise.
10540 * config/i386/att.h: Likewise.
10541 * config/i386/avxintrin.h: Likewise.
10542 * config/i386/biarch64.h: Likewise.
10543 * config/i386/bmmintrin.h: Likewise.
10544 * config/i386/cpuid.h: Likewise.
10545 * config/i386/cross-stdarg.h: Likewise.
10546 * config/i386/crtfastmath.c: Likewise.
10547 * config/i386/crtprec.c: Likewise.
10548 * config/i386/cygming-crtbegin.c: Likewise.
10549 * config/i386/cygming-crtend.c: Likewise.
10550 * config/i386/cygwin.asm: Likewise.
10551 * config/i386/emmintrin.h: Likewise.
10552 * config/i386/gmm_malloc.h: Likewise.
10553 * config/i386/gthr-win32.c: Likewise.
10554 * config/i386/i386.h: Likewise.
10555 * config/i386/immintrin.h: Likewise.
10556 * config/i386/linux-unwind.h: Likewise.
10557 * config/i386/linux64.h: Likewise.
10558 * config/i386/mm3dnow.h: Likewise.
10559 * config/i386/mmintrin-common.h: Likewise.
10560 * config/i386/mmintrin.h: Likewise.
10561 * config/i386/nmmintrin.h: Likewise.
10562 * config/i386/pmm_malloc.h: Likewise.
10563 * config/i386/pmmintrin.h: Likewise.
10564 * config/i386/smmintrin.h: Likewise.
10565 * config/i386/sol2-c1.asm: Likewise.
10566 * config/i386/sol2-ci.asm: Likewise.
10567 * config/i386/sol2-cn.asm: Likewise.
10568 * config/i386/sol2-gc1.asm: Likewise.
10569 * config/i386/tmmintrin.h: Likewise.
10570 * config/i386/unix.h: Likewise.
10571 * config/i386/w32-unwind.h: Likewise.
10572 * config/i386/wmmintrin.h: Likewise.
10573 * config/i386/x86-64.h: Likewise.
10574 * config/i386/x86intrin.h: Likewise.
10575 * config/i386/xmmintrin.h: Likewise.
10576 * config/ia64/crtbegin.asm: Likewise.
10577 * config/ia64/crtend.asm: Likewise.
10578 * config/ia64/crtfastmath.c: Likewise.
10579 * config/ia64/crti.asm: Likewise.
10580 * config/ia64/crtn.asm: Likewise.
10581 * config/ia64/fde-glibc.c: Likewise.
10582 * config/ia64/lib1funcs.asm: Likewise.
10583 * config/ia64/linux-unwind.h: Likewise.
10584 * config/ia64/quadlib.c: Likewise.
10585 * config/ia64/unwind-ia64.c: Likewise.
10586 * config/linux.h: Likewise.
10587 * config/m32c/m32c-lib1.S: Likewise.
10588 * config/m32c/m32c-lib2-trapv.c: Likewise.
10589 * config/m32c/m32c-lib2.c: Likewise.
10590 * config/m32r/initfini.c: Likewise.
10591 * config/m68hc11/larith.asm: Likewise.
10592 * config/m68hc11/m68hc11-crt0.S: Likewise.
10593 * config/m68k/cf.md: Likewise.
10594 * config/m68k/crti.s: Likewise.
10595 * config/m68k/crtn.s: Likewise.
10596 * config/m68k/lb1sf68.asm: Likewise.
10597 * config/m68k/linux-unwind.h: Likewise.
10598 * config/mcore/crti.asm: Likewise.
10599 * config/mcore/crtn.asm: Likewise.
10600 * config/mcore/lib1.asm: Likewise.
10601 * config/mips/linux-unwind.h: Likewise.
10602 * config/mips/loongson.h: Likewise.
10603 * config/mips/mips16.S: Likewise.
10604 * config/mmix/crti.asm: Likewise.
10605 * config/mmix/crtn.asm: Likewise.
10606 * config/pa/fptr.c: Likewise.
10607 * config/pa/hpux-unwind.h: Likewise.
10608 * config/pa/lib2funcs.asm: Likewise.
10609 * config/pa/linux-atomic.c: Likewise.
10610 * config/pa/linux-unwind.h: Likewise.
10611 * config/pa/milli64.S: Likewise.
10612 * config/pa/quadlib.c: Likewise.
10613 * config/pa/stublib.c: Likewise.
10614 * config/picochip/libgccExtras/adddi3.asm: Likewise.
10615 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
10616 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
10617 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
10618 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
10619 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
10620 * config/picochip/libgccExtras/divmod15.asm: Likewise.
10621 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
10622 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
10623 * config/picochip/libgccExtras/longjmp.asm: Likewise.
10624 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
10625 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
10626 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
10627 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
10628 * config/picochip/libgccExtras/setjmp.asm: Likewise.
10629 * config/picochip/libgccExtras/subdi3.asm: Likewise.
10630 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
10631 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
10632 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
10633 * config/rs6000/750cl.h: Likewise.
10634 * config/rs6000/altivec.h: Likewise.
10635 * config/rs6000/biarch64.h: Likewise.
10636 * config/rs6000/crtresfpr.asm: Likewise.
10637 * config/rs6000/crtresgpr.asm: Likewise.
10638 * config/rs6000/crtresxfpr.asm: Likewise.
10639 * config/rs6000/crtresxgpr.asm: Likewise.
10640 * config/rs6000/crtsavfpr.asm: Likewise.
10641 * config/rs6000/crtsavgpr.asm: Likewise.
10642 * config/rs6000/darwin-asm.h: Likewise.
10643 * config/rs6000/darwin-fallback.c: Likewise.
10644 * config/rs6000/darwin-fpsave.asm: Likewise.
10645 * config/rs6000/darwin-ldouble.c: Likewise.
10646 * config/rs6000/darwin-tramp.asm: Likewise.
10647 * config/rs6000/darwin-unwind.h: Likewise.
10648 * config/rs6000/darwin-vecsave.asm: Likewise.
10649 * config/rs6000/darwin-world.asm: Likewise.
10650 * config/rs6000/e500crtres32gpr.asm: Likewise.
10651 * config/rs6000/e500crtres64gpr.asm: Likewise.
10652 * config/rs6000/e500crtres64gprctr.asm: Likewise.
10653 * config/rs6000/e500crtrest32gpr.asm: Likewise.
10654 * config/rs6000/e500crtrest64gpr.asm: Likewise.
10655 * config/rs6000/e500crtresx32gpr.asm: Likewise.
10656 * config/rs6000/e500crtresx64gpr.asm: Likewise.
10657 * config/rs6000/e500crtsav32gpr.asm: Likewise.
10658 * config/rs6000/e500crtsav64gpr.asm: Likewise.
10659 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
10660 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
10661 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
10662 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
10663 * config/rs6000/eabi-ci.asm: Likewise.
10664 * config/rs6000/eabi-cn.asm: Likewise.
10665 * config/rs6000/eabi.asm: Likewise.
10666 * config/rs6000/linux-unwind.h: Likewise.
10667 * config/rs6000/linux64.h: Likewise.
10668 * config/rs6000/paired.h: Likewise.
10669 * config/rs6000/paired.md: Likewise.
10670 * config/rs6000/ppc64-fp.c: Likewise.
10671 * config/rs6000/ppu_intrinsics.h: Likewise.
10672 * config/rs6000/rs6000.h: Likewise.
10673 * config/rs6000/si2vmx.h: Likewise.
10674 * config/rs6000/sol-ci.asm: Likewise.
10675 * config/rs6000/sol-cn.asm: Likewise.
10676 * config/rs6000/spe.h: Likewise.
10677 * config/rs6000/spu2vmx.h: Likewise.
10678 * config/rs6000/sysv4.h: Likewise.
10679 * config/rs6000/tramp.asm: Likewise.
10680 * config/rs6000/vec_types.h: Likewise.
10681 * config/s390/linux-unwind.h: Likewise.
10682 * config/s390/tpf-unwind.h: Likewise.
10683 * config/score/crti.asm: Likewise.
10684 * config/score/crtn.asm: Likewise.
10685 * config/sh/crt1.asm: Likewise.
10686 * config/sh/crti.asm: Likewise.
10687 * config/sh/crtn.asm: Likewise.
10688 * config/sh/divtab-sh4-300.c: Likewise.
10689 * config/sh/divtab-sh4.c: Likewise.
10690 * config/sh/divtab.c: Likewise.
10691 * config/sh/lib1funcs-4-300.asm: Likewise.
10692 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
10693 * config/sh/lib1funcs.asm: Likewise.
10694 * config/sh/lib1funcs.h: Likewise.
10695 * config/sh/linux-atomic.asm: Likewise.
10696 * config/sh/linux-unwind.h: Likewise.
10697 * config/sh/shmedia.h: Likewise.
10698 * config/sh/sshmedia.h: Likewise.
10699 * config/sh/ushmedia.h: Likewise.
10700 * config/sparc/crtfastmath.c: Likewise.
10701 * config/sparc/linux-unwind.h: Likewise.
10702 * config/sparc/sol2-c1.asm: Likewise.
10703 * config/sparc/sol2-ci.asm: Likewise.
10704 * config/sparc/sol2-cn.asm: Likewise.
10705 * config/spu/divmodti4.c: Likewise.
10706 * config/spu/divv2df3.c: Likewise.
10707 * config/spu/float_disf.c: Likewise.
10708 * config/spu/float_unsdidf.c: Likewise.
10709 * config/spu/float_unsdisf.c: Likewise.
10710 * config/spu/float_unssidf.c: Likewise.
10711 * config/spu/mfc_multi_tag_release.c: Likewise.
10712 * config/spu/mfc_multi_tag_reserve.c: Likewise.
10713 * config/spu/mfc_tag_release.c: Likewise.
10714 * config/spu/mfc_tag_reserve.c: Likewise.
10715 * config/spu/mfc_tag_table.c: Likewise.
10716 * config/spu/multi3.c: Likewise.
10717 * config/spu/spu_internals.h: Likewise.
10718 * config/spu/spu_intrinsics.h: Likewise.
10719 * config/spu/spu_mfcio.h: Likewise.
10720 * config/spu/vec_types.h: Likewise.
10721 * config/spu/vmx2spu.h: Likewise.
10722 * config/stormy16/stormy16-lib2.c: Likewise.
10723 * config/svr4.h: Likewise.
10724 * config/sync.c: Likewise.
10725 * config/v850/lib1funcs.asm: Likewise.
10726 * config/vxlib-tls.c: Likewise.
10727 * config/vxlib.c: Likewise.
10728 * config/vxworks-dummy.h: Likewise.
10729 * config/xtensa/crti.asm: Likewise.
10730 * config/xtensa/crtn.asm: Likewise.
10731 * config/xtensa/ieee754-df.S: Likewise.
10732 * config/xtensa/ieee754-sf.S: Likewise.
10733 * config/xtensa/lib1funcs.asm: Likewise.
10734 * config/xtensa/lib2funcs.S: Likewise.
10735 * config/xtensa/linux-unwind.h: Likewise.
10736 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
10737 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
10738 * coretypes.h: Likewise.
10739 * crtstuff.c: Likewise.
10740 * defaults.h: Likewise.
10741 * dwarf2.h: Likewise.
10742 * emutls.c: Likewise.
10743 * gbl-ctors.h: Likewise.
10744 * gcov-io.h: Likewise.
10745 * ginclude/float.h: Likewise.
10746 * ginclude/iso646.h: Likewise.
10747 * ginclude/stdarg.h: Likewise.
10748 * ginclude/stdbool.h: Likewise.
10749 * ginclude/stddef.h: Likewise.
10750 * ginclude/stdfix.h: Likewise.
10751 * ginclude/stdint-gcc.h: Likewise.
10752 * ginclude/tgmath.h: Likewise.
10753 * gthr-aix.h: Likewise.
10754 * gthr-dce.h: Likewise.
10755 * gthr-gnat.c: Likewise.
10756 * gthr-gnat.h: Likewise.
10757 * gthr-lynx.h: Likewise.
10758 * gthr-mipssde.h: Likewise.
10759 * gthr-nks.h: Likewise.
10760 * gthr-posix.c: Likewise.
10761 * gthr-posix.h: Likewise.
10762 * gthr-posix95.h: Likewise.
10763 * gthr-rtems.h: Likewise.
10764 * gthr-single.h: Likewise.
10765 * gthr-solaris.h: Likewise.
10766 * gthr-tpf.h: Likewise.
10767 * gthr-vxworks.h: Likewise.
10768 * gthr-win32.h: Likewise.
10769 * gthr.h: Likewise.
10770 * libgcc2.c: Likewise.
10771 * libgcc2.h: Likewise.
10772 * libgcov.c: Likewise.
10773 * tsystem.h: Likewise.
10774 * typeclass.h: Likewise.
10775 * unwind-c.c: Likewise.
10776 * unwind-compat.h: Likewise.
10777 * unwind-dw2-fde-compat.c: Likewise.
10778 * unwind-dw2-fde-darwin.c: Likewise.
10779 * unwind-dw2-fde-glibc.c: Likewise.
10780 * unwind-dw2-fde.c: Likewise.
10781 * unwind-dw2-fde.h: Likewise.
10782 * unwind-dw2.c: Likewise.
10783 * unwind-dw2.h: Likewise.
10784 * unwind-generic.h: Likewise.
10785 * unwind-pe.h: Likewise.
10786 * unwind-sjlj.c: Likewise.
10787 * unwind.inc: Likewise.
10788 * config/arm/neon-gen.ml: Change generated copyright header to
10789 refer to version 3 of the GNU General Public License with
10790 version 3.1 of the GCC Runtime Library Exception and to point
10791 readers at the COPYING3 and COPYING3.RUNTIME files and the
10792 FSF's license web page.
10793 * config/arm/arm_neon.h: Regenerate.
10795 2009-04-09 Jakub Jelinek <jakub@redhat.com>
10797 * config/cris/cris.md: Change copyright header to refer to version
10798 3 of the GNU General Public License.
10799 * doc/install.texi2html: Change copyright header to refer to version
10800 3 of the GNU General Public License and to point readers at the
10801 COPYING3 file and the FSF's license web page.
10802 * config/vax/linux.h: Likewise.
10804 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10806 * config/i386/i386.md (cmpcc): New.
10807 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
10808 (sync_compare_and_swap_cc*): Delete.
10810 * config/s390/s390.c (s390_compare_emitted): Remove.
10811 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
10812 s390_compare_emitted used to be handled. Assert that modes match.
10813 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
10814 refer to sync_compare_and_swap_ccsi.
10815 * config/s390/s390.h (s390_compare_emitted): Remove.
10816 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
10817 instead of s390_compare_emitted.
10818 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
10819 instead of s390_compare_emitted.
10820 * config/s390/s390.md (cmpcc): New.
10821 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
10822 CC_REGNUM, do not pretend it's set.
10823 (sync_compare_and_swap_cc*): Delete.
10824 * config/s390/predicates.md (cc_reg_operand): New.
10826 * expr.c (sync_compare_and_swap_cc): Delete.
10827 * optabs.h (sync_compare_and_swap_cc): Delete.
10828 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
10829 is being used with can_compare_p.
10830 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
10831 (find_cc_set): New.
10832 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
10833 look for a MODE_CC set instead. Use emit_store_flag.
10834 (expand_compare_and_swap_loop): Likewise, with some additional
10835 complication to avoid a force_reg when useless. Use
10836 emit_cmp_and_jump_insns.
10837 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
10838 * doc/md.texi (sync_compare_and_swap_cc): Merge with
10839 sync_compare_and_swap documentation.
10841 2009-04-09 Jan Hubicka <jh@suse.cz>
10843 * except.c (find_prev_try): Break out from ....
10844 (duplicate_eh_regions): ... here; properly update prev_try pointers
10845 when duplication part of tree.
10846 (dump_eh_tree): Improve dumping.
10847 (verify_eh_region): New.
10848 (verify_eh_tree): Use it.
10850 2009-04-06 Richard Guenther <rguenther@suse.de>
10852 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
10853 &ARRAY addresses by adjusting their types and prepending
10855 * tree-cfg.c (verify_gimple_assign_single): Verify that
10856 addresses are correct.
10858 2009-04-09 Richard Guenther <rguenther@suse.de>
10860 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
10861 indices into an array reference if possible.
10862 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10863 Fold POINTER_PLUS_EXPR statements with invariant address.
10865 2009-04-09 Alan Modra <amodra@bigpond.net.au>
10868 * config.gcc (powerpc64-*-linux*): Always build biarch.
10870 2009-04-09 Joseph Myers <joseph@codesourcery.com>
10873 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
10874 it and pedwarn if this results in an INTEGER_CST.
10876 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10878 * doc/install.texi: Update minimum GMP version. Remove obsolete
10879 text in MPFR section.
10881 2009-04-08 Jakub Jelinek <jakub@redhat.com>
10883 * dwarf2out.c (class_scope_p): New static inline.
10884 (class_or_namespace_scope_p): Use it.
10885 (gen_variable_die): Use DW_TAG_member tag for static data member
10886 declarations instead of DW_TAG_variable.
10888 PR middle-end/39573
10889 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
10892 2009-04-08 Richard Guenther <rguenther@suse.de>
10894 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
10895 valueize random data.
10897 2009-04-08 David Edelsohn <edelsohn@gnu.org>
10899 * config.gcc (aix tm_file): Add aix-stdint.h.
10900 (aix tm clause use_gcc_stdint): Set to wrap.
10901 * config/rs6000/aix-stdint.h: New file.
10903 2009-04-08 Richard Guenther <rguenther@suse.de>
10905 PR middle-end/36291
10906 * tree-dfa.c (add_referenced_var): Do not recurse into
10907 global initializers.
10908 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
10910 (fold_const_aggregate_ref): Likewise.
10912 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
10914 * recog.c (ordered_comparison_operator): New.
10915 * gensupport.c (std_preds): Add it.
10916 * doc/md.texi (Machine-Independent Predicates): Document it.
10918 2009-04-08 Jan Hubicka <jh@suse.cz>
10920 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
10921 * function.h (rtl_eh): Remove exception_handler_label_map.
10922 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
10923 remove_exception_handler_label, for_each_eh_label_1): Remove.
10924 (rtl_remove_unreachable_regions): Remove.
10925 (convert_from_eh_region_ranges): Do not remove unreachable regions.
10926 (find_exception_handler_labels): Don't build the hashtable.
10927 (maybe_remove_eh_handler): Remove.
10928 (for_each_eh_label): Rewrite to walk the tree.
10929 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
10930 * except.h (maybe_remove_eh_handler): Remove.
10931 * passes.c (init_optimization_passes): Schedule second EH cleanup
10933 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
10934 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
10936 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
10938 * genoutput.c (validate_optab_operands): New.
10939 (gen_insn, gen_expand): Call it.
10941 * genflags.c (gen_insn): Detect misused iterators.
10942 (main): Pass line_no to gen_insn, exit with status 1 on error.
10944 * genextract.c (line_no): Make global.
10945 (VEC_safe_set_locstr): Change assertion to error message.
10946 (main): Exit with status 1 on error.
10948 2009-04-08 Joseph Myers <joseph@codesourcery.com>
10952 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
10953 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
10954 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
10955 * c-convert.c (convert): Do not call fold on results of conversion
10956 functions when the result is a C_MAYBE_CONST_EXPR.
10957 * c-parser.c (c_parser_postfix_expression): Do not fold condition
10958 of __builtin_choose_expr.
10959 * c-typeck.c (remove_c_maybe_const_expr): New.
10960 (build_unary_op, build_conditional_expr, build_compound_expr,
10961 build_binary_op, c_objc_common_truthvalue_conversion): Call
10962 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
10965 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
10967 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
10968 CODE to produce a new one. Add a prototype to use fold_convert_const
10970 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
10973 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
10974 mix declarations and code.
10976 2009-04-08 Ben Elliston <bje@au.ibm.com>
10978 * gcc.c: Replace `CC' with `GCC' throughout.
10980 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
10982 * doc/invoke.texi: Document Atom support.
10984 2009-04-07 Jason Merrill <jason@redhat.com>
10987 * c-common.h, c-common.c: Add flag_pretty_templates.
10988 * c-opts.c (c_common_handle_option): Set it.
10989 * c.opt: Add -fno-pretty-templates.
10990 * doc/invoke.texi (C++ Dialect Options): Likewise.
10992 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
10994 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
10995 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
10996 (ia64_expand_builtin): Likewise.
10998 2009-04-07 Martin Jambor <mjambor@suse.cz>
11000 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
11001 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
11002 ADDR_EXPRS are include too.
11004 2009-04-07 Richard Guenther <rguenther@suse.de>
11006 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
11007 decls are only used if passes as parameters or if they are
11008 local statics and the call is not to a builtin.
11009 (call_may_clobber_ref_p_1): Likewise.
11011 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11013 * expr.c (do_store_flag): Remove last argument. Simplify code
11014 to avoid duplication of tests already done by can_compare_p.
11015 (expand_expr_real_1): Adjust caller.
11017 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11019 * optabs.c (can_compare_p): Test the predicate of a
11020 cbranch and cstore pattern.
11022 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11024 * expr.c (convert_move): Use emit_store_flag instead of
11027 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11029 * config/i386/i386.c (ix86_compare_emitted): Remove.
11030 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
11031 ix86_compare_op0 like ix86_compare_emitted used to be handled.
11032 * config/i386/i386.h (ix86_compare_emitted): Remove.
11033 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
11034 instead of ix86_compare_emitted.
11035 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
11037 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
11039 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
11040 Add t-sysroot-suffix to tmake_file.
11041 * config/print-sysroot-suffix.sh: New file.
11042 * config/t-sysroot-suffix: New file.
11044 2009-04-07 Ben Elliston <bje@au.ibm.com>
11046 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
11047 as the latter produces a warning when the target does not support
11050 2009-04-07 Ben Elliston <bje@au.ibm.com>
11052 * dfp.c: Replace type punning assignments with memcpy throughout.
11053 * Makefile.in (dfp.o-warn): Remove.
11055 2009-04-07 Alan Modra <amodra@bigpond.net.au>
11058 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
11059 Include soft-fp/t-softfp after rs6000/t-linux64.
11061 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
11063 * stor-layout.c (set_sizetype): Use the full precision of their
11064 machine mode for bitsize types.
11066 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
11068 * config/i386/i386.md: Revert 2 accidental checkins.
11070 2009-04-06 Joey Ye <joey.ye@intel.com>
11071 Xuepeng Guo <xuepeng.guo@intel.com>
11072 H.J. Lu <hongjiu.lu@intel.com>
11074 Atom pipeline model, tuning and insn selection.
11075 * config.gcc (atom): Add atom config options and target.
11077 * config/i386/atom.md: New.
11079 * config/i386/i386.c (atom_cost): New cost.
11080 (m_ATOM): New macro flag.
11081 (initial_ix86_tune_features): Set m_ATOM.
11082 (x86_accumulate_outgoing_args): Likewise.
11083 (x86_arch_always_fancy_math_387): Likewise.
11084 (processor_target): Add Atom cost.
11085 (cpu_names): Add Atom cpu name.
11086 (override_options): Set Atom ISA.
11087 (ix86_issue_rate): New case PROCESSOR_ATOM.
11088 (ix86_adjust_cost): Likewise.
11090 * config/i386/i386.h (TARGET_ATOM): New target macro.
11091 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
11092 (TARGET_OPT_AGU): New target option.
11093 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
11094 (processor_type): Add PROCESSOR_ATOM.
11096 * config/i386/i386.md (cpu): Add new value "atom".
11097 (use_carry, movu): New attr.
11098 (atom.md): Include atom.md.
11099 (adddi3_carry_rex64): Set attr "use_carry".
11100 (addqi3_carry): Likewise.
11101 (addhi3_carry): Likewise.
11102 (addsi3_carry): Likewise.
11103 (*addsi3_carry_zext): Likewise.
11104 (subdi3_carry_rex64): Likewise.
11105 (subqi3_carry): Likewise.
11106 (subhi3_carry): Likewise.
11107 (subsi3_carry): Likewise.
11108 (x86_movdicc_0_m1_rex64): Likewise.
11109 (*x86_movdicc_0_m1_se): Likewise.
11110 (x86_movsicc_0_m1): Likewise.
11111 (*x86_movsicc_0_m1_se): Likewise.
11112 (*adddi_1_rex64): Emit add insn as much as possible.
11113 (*addsi_1): Likewise.
11114 (return_internal): Set atom_unit.
11115 (return_internal_long): Likewise.
11116 (return_pop_internal): Likewise.
11117 (*rcpsf2_sse): Set atom_sse_attr attr.
11118 (*qrt<mode>2_sse): Likewise.
11119 (*prefetch_sse): Likewise.
11121 * config/i386/i386-c.c (ix86_target_macros_internal): New case
11123 (ix86_target_macros_internal): Likewise.
11125 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
11126 (*prefetch_sse_rex): Likewise.
11127 (sse_rcpv4sf2): Likewise.
11128 (sse_vmrcpv4sf2): Likewise.
11129 (sse_sqrtv4sf2): Likewise.
11130 (<sse>_vmsqrt<mode>2): Likewise.
11131 (sse_ldmxcsr): Likewise.
11132 (sse_stmxcsr): Likewise.
11133 (*sse_sfence): Likewise.
11134 (sse2_clflush): Likewise.
11135 (*sse2_mfence): Likewise.
11136 (*sse2_lfence): Likewise.
11137 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
11138 (<sse>_movup<ssemodesuffixf2c>): Likewise.
11139 (avx_movdqu<avxmodesuffix>): Likewise.
11140 (avx_lddqu<avxmodesuffix>): Likewise.
11141 (sse2_movntv2di): Change attr "type" to "ssemov".
11142 (sse2_movntsi): Likewise.
11143 (rsqrtv8sf2): Change attr "type" to "sseadd".
11144 (sse3_addsubv2df3): Set attr "atom_unit".
11145 (sse3_h<plusminus_insn>v4sf3): Likewise.
11146 (*sse2_pmaddwd): Likewise.
11147 (*vec_extractv2di_1_rex64): Likewise.
11148 (*vec_extractv2di_1_avx): Likewise.
11149 (sse2_psadbw): Likewise.
11150 (ssse3_phaddwv8hi3): Likewise.
11151 (ssse3_phaddwv4hi3): Likewise.
11152 (ssse3_phadddv4si3): Likewise.
11153 (ssse3_phadddv2si3): Likewise.
11154 (ssse3_phaddswv8hi3): Likewise.
11155 (ssse3_phaddswv4hi3): Likewise.
11156 (ssse3_phsubwv8hi3): Likewise.
11157 (ssse3_phsubwv4hi3): Likewise.
11158 (ssse3_phsubdv4si3): Likewise.
11159 (ssse3_phsubdv2si3): Likewise.
11160 (ssse3_phsubswv8hi3): Likewise.
11161 (ssse3_phsubswv4hi3): Likewise.
11162 (ssse3_pmaddubsw128): Likewise.
11163 (sse3_pmaddubsw: Likewise.
11164 (ssse3_palignrti): Likewise.
11165 (ssse3_palignrdi): Likewise.
11167 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
11169 * doc/install.texi (Specific): Fix two cross-references to MinGW.
11171 2009-04-06 Richard Guenther <rguenther@suse.de>
11173 PR tree-optimization/28868
11174 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
11175 of which PHI results we inserted.
11176 (insert_into_preds_of_block): Record inserted PHIs.
11177 (eliminate): Eliminate redundant PHI nodes.
11178 (init_pre): Init inserted_phi_names.
11180 2009-04-06 Richard Guenther <rguenther@suse.de>
11182 PR tree-optimization/39643
11183 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
11184 IMAGPART_EXPRs of complex constants.
11185 (execute_fold_all_builtins): If we folded a call queue
11186 TODO_update_address_taken.
11188 2009-04-06 Jan Hubicka <jh@suse.cz>
11190 PR middle-end/39659
11191 * except.c (remove_unreachable_regions): Propagate may_contain_throw
11194 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
11196 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
11198 (ic_invalidate_array): Likewise.
11200 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
11202 * calls.c (emit_library_call_value_1): Fix a problem with parameter
11203 alignment for library calls.
11205 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
11207 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
11208 (mingw32 tm clause use_gcc_stdint): Set to wrap.
11209 * config/i386/mingw-stdint.h: New file.
11211 2009-04-05 Richard Guenther <rguenther@suse.de>
11213 PR tree-optimization/39648
11214 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
11215 our &A vs. &A[0] IL deficiencies.
11217 2009-04-04 Jan Hubicka <jh@suse.cz>
11219 * except.c (sjlj_find_directly_reachable_regions): Be ready for
11220 removed toplevel regions.
11221 (sjlj_mark_call_sites): Likewise.
11223 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
11225 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
11226 (cygwin tm clause use_gcc_stdint): Set to wrap.
11227 * config/i386/cygwin-stdint.h: New file.
11229 2009-04-04 Richard Guenther <rguenther@suse.de>
11231 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
11232 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
11233 single-argument PHIs if we are in loop-closed SSA form.
11234 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
11235 for the pre-condition.
11236 (slpeel_tree_peel_loop_to_edge): Likewise.
11237 (vect_build_loop_niters): Take an optional sequence to append stmts.
11238 (vect_generate_tmps_on_preheader): Likewise.
11239 (vect_do_peeling_for_loop_bound): Take extra guards for the
11241 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
11242 the cost model check.
11243 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
11244 guards if we are going to peel. Do not apply versioning in that case.
11245 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
11246 (vect_do_peeling_for_loop_bound): Likewise.
11247 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
11248 loop bound only record extra pre-conditions, do not apply loop
11251 2009-04-04 Richard Guenther <rguenther@suse.de>
11253 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
11256 2009-04-04 Jan Hubicka <jh@suse.cz>
11258 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11259 last_basic_block for size of bb->index indexed array.
11260 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
11261 compute_out, link_btr_uses, build_btr_def_use_webs,
11262 build_btr_def_use_webs, migrate_btr_defs): Likewise.
11264 2009-04-04 Jan Hubicka <jh@suse.cz>
11266 * except.c (remove_eh_handler_and_replace): Break out from ...
11267 (remove_eh_handler): ... here.
11268 (bring_to_root): New function.
11269 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
11270 handled ones, bring others to root of tree.
11272 2009-04-04 Jan Hubicka <jh@suse.cz>
11274 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
11275 (all_phis_safe_to_merge): New function.
11276 (update_info): New structure.
11277 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
11278 (cleanup_empty_eh): Update SSA if possible.
11280 2009-04-04 Richard Guenther <rguenther@suse.de>
11282 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
11283 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
11284 (append_vuse): Likewise.
11286 2009-04-04 Jakub Jelinek <jakub@redhat.com>
11288 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
11289 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
11290 instead of REG_UNSAVED for DW_CFA_undefined.
11291 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
11292 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
11295 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
11298 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
11299 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
11300 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
11302 2009-04-04 Richard Guenther <rguenther@suse.de>
11304 PR tree-optimization/8781
11305 PR tree-optimization/37892
11306 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
11307 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
11308 (valueize_refs): Call it for *& valueizations.
11309 (shared_reference_ops_from_ref): Rename to ...
11310 (valueize_shared_reference_ops_from_ref): ... this and valueize.
11311 (shared_reference_ops_from_call): Rename to ...
11312 (valueize_shared_reference_ops_from_call): ... this and valueize.
11313 (vn_reference_lookup): Update.
11314 (visit_reference_op_call): Likewise.
11315 * tree-ssa-pre.c (phi_translate_1): Fold *&.
11316 (eliminate): Value-replace the call address in call statements.
11318 2009-04-04 Richard Guenther <rguenther@suse.de>
11320 PR tree-optimization/39636
11321 * tree-ssa-forwprop.c
11322 (forward_propagate_addr_into_variable_array_index): Check for
11323 GIMPLE_ASSIGN before accessing the rhs code.
11325 2009-04-03 Jason Merrill <jason@redhat.com>
11327 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
11329 2009-04-03 Steve Ellcey <sje@cup.hp.com>
11331 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
11332 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
11333 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
11334 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
11335 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
11336 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
11337 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
11338 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
11339 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
11340 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
11341 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
11342 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
11343 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
11344 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
11345 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
11346 Use fr_reg_or_fp01_operand instead of fr_register_operand
11348 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
11349 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
11350 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
11352 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
11354 PR rtl-optimization/39607
11355 PR rtl-optimization/39631
11359 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
11360 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
11361 instead of DF_LR_OUT.
11362 * ira-lives.c (process_bb_node_lives): Ditto.
11363 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
11364 instead of DF_LR_{OUT,IN}.
11365 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
11366 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
11368 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
11370 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
11371 (execute_lower_omp): Always run but take the short way out if -fopenmp
11373 (gate_lower_omp): Remove, forcing the pass manager to always run the
11374 pass and always set PROP_gimple_lomp.
11375 (pass_lower_omp): Remove gate function.
11376 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
11377 PROP_trees. Instead, require it.
11378 * ipa-cp.c (pass_ipa_cp): Likewise.
11379 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
11380 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
11381 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
11382 and PROP_gimple_leh.
11384 2009-04-03 Richard Guenther <rguenther@suse.de>
11386 PR middle-end/13146
11387 PR tree-optimization/23940
11388 PR tree-optimization/33237
11389 PR middle-end/33974
11390 PR middle-end/34093
11391 PR tree-optimization/36201
11392 PR tree-optimization/36230
11393 PR tree-optimization/38049
11394 PR tree-optimization/38207
11395 PR tree-optimization/38230
11396 PR tree-optimization/38301
11397 PR tree-optimization/38585
11398 PR middle-end/38895
11399 PR tree-optimization/38985
11400 PR tree-optimization/39299
11401 * tree-ssa-structalias.h: Remove.
11402 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
11403 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
11404 (struct vuse_element_d): Remove.
11405 (struct vuse_vec_d): Likewise.
11406 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
11407 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
11408 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
11409 VUSE_ELEMENT_VAR): Likewise.
11410 (struct voptype_d): Likewise.
11411 (NUM_VOP_FREE_BUCKETS): Likewise.
11412 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
11413 (struct stmt_operands_d): Remove.
11414 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
11415 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
11416 VDEF_NUM, VDEF_VECT): Likewise.
11417 (copy_virtual_operands): Remove.
11418 (operand_build_cmp): Likewise.
11419 (create_ssa_artificial_load_stmt): Likewise.
11420 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
11421 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
11422 vuse_index and mayuse_index members. Pack and move done and iter_type
11423 members to the front.
11424 (SSA_OP_VMAYUSE): Remove.
11425 (SSA_OP_VIRTUAL_USES): Adjust.
11426 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
11427 (unlink_stmt_vdef): Declare.
11428 (add_to_addressable_set): Remove.
11429 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
11430 (vrp_visit_stmt): Likewise.
11431 * doc/tree-ssa.texi (Alias analysis): Update.
11432 * doc/invoke.texi (max-aliased-vops): Remove docs.
11433 (avg-aliased-vops): Likewise.
11434 * tree-into-ssa.c (syms_to_rename): Remove.
11435 (need_to_update_vops_p): Likewise.
11436 (need_to_initialize_update_ssa_p): Rename to ...
11437 (update_ssa_initialized_fn): ... this. Track function we are
11439 (symbol_marked_for_renaming): Simplify.
11440 (add_new_name_mapping): Do not set need_to_update_vops_p.
11441 (dump_currdefs): Use SYMS_TO_RENAME.
11442 (rewrite_update_stmt): Always walk all uses/defs.
11443 (dump_update_ssa): Adjust.
11444 (init_update_ssa): Take function argument. Track what we are
11446 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
11447 (create_new_def_for): Initialize for cfun, assert we are initialized
11449 (mark_sym_for_renaming): Simplify.
11450 (mark_set_for_renaming): Do not initialize update-ssa.
11451 (need_ssa_update_p): Simplify. Take function argument.
11452 (name_mappings_registered_p): Assert we ask for the correct function.
11453 (name_registered_for_update_p): Likewise.
11454 (ssa_names_to_replace): Likewise.
11455 (release_ssa_name_after_update_ssa): Likewise.
11456 (update_ssa): Likewise. Use SYMS_TO_RENAME.
11457 (dump_decl_set): Do not print a newline.
11458 (debug_decl_set): Do it here.
11459 (dump_update_ssa): And here.
11460 * tree-ssa-loop-im.c (move_computations): Adjust.
11461 (movement_possibility): Likewise.
11462 (determine_max_movement): Likewise.
11463 (gather_mem_refs_stmt): Likewise.
11464 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
11465 or NAME_MEMORY_TAG.
11466 * tree-complex.c (update_all_vops): Remove.
11467 (expand_complex_move): Adjust.
11468 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
11469 Simplify test for memory referencing statement. Exclude
11470 non-invariant ADDR_EXPRs.
11471 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
11472 * tree-loop-distribution.c (generate_memset_zero): Adjust.
11473 (rdg_flag_uses): Likewise.
11474 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
11476 (tree_optimize_tail_calls_1): Also split the
11477 edge from the entry block if we have degenerate PHI nodes in
11478 the first basic block.
11479 * tree.c (init_ttree): Remove memory-tag related code.
11480 (tree_code_size): Likewise.
11481 (tree_node_structure): Likewise.
11482 (build7_stat): Re-write to be build6_stat.
11483 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
11484 (SSA_VAR_P): Adjust.
11485 (struct tree_memory_tag): Remove.
11486 (struct tree_memory_partition_tag): Likewise.
11487 (union tree_node): Adjust.
11488 (build7): Re-write to be build6.
11489 * tree-pass.h (pass_reset_cc_flags): Remove.
11490 (TODO_update_address_taken): New flag.
11491 (pass_simple_dse): Remove.
11492 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
11493 * params.h (MAX_ALIASED_VOPS): Remove.
11494 (AVG_ALIASED_VOPS): Likewise.
11495 * omp-low.c (expand_omp_taskreg): Update SSA form.
11496 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
11497 aliases the lhs in a copy stmt.
11498 * tree-ssa-dse.c (struct address_walk_data): Remove.
11499 (memory_ssa_name_same): Likewise.
11500 (memory_address_same): Likewise.
11501 (get_kill_of_stmt_lhs): Likewise.
11502 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
11503 unused stores. Look through PHI nodes into post-dominated regions.
11504 (dse_optimize_stmt): Simplify. Properly remove stores.
11505 (tree_ssa_dse): Compute dominators.
11506 (execute_simple_dse): Remove.
11507 (pass_simple_dse): Likewise.
11508 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
11509 gimple_loaded_syms and gimple_stored_syms computation.
11510 * toplev.c (dump_memory_report): Dump alias and pta stats.
11511 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
11512 (vn_reference_eq): Likewise.
11513 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
11514 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
11515 valueize_vuses): Remove.
11516 (get_def_ref_stmt_vuses): Simplify. Rename to ...
11517 (get_def_ref_stmt_vuse): ... this.
11518 (vn_reference_lookup_2): New function.
11519 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
11520 walking equivalent vuses. Simplify.
11521 (vn_reference_lookup): Likewise.
11522 (vn_reference_insert): Likewise.
11523 (vn_reference_insert_pieces): Likewise.
11524 (visit_reference_op_call): Simplify.
11525 (visit_reference_op_load): Likewise.
11526 (visit_reference_op_store): Likewise.
11527 (init_scc_vn): Remove shared_lookup_vuses initialization.
11528 (free_scc_vn): Remove shared_lookup_vuses freeing.
11529 (sort_vuses, sort_vuses_heap): Remove.
11530 (get_ref_from_reference_ops): Export.
11531 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
11532 vector with single vuse pointer.
11533 (vn_reference_lookup_pieces, vn_reference_lookup,
11534 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
11535 (shared_vuses_from_stmt): Remove.
11536 (get_ref_from_reference_ops): Declare.
11537 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
11538 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11539 memory-tag related code.
11540 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
11541 (likely_value): Add comment, skip static-chain of call statements.
11542 (surely_varying_stmt_p): Adjust.
11543 (gimplify_and_update_call_from_tree): Likewise.
11544 (execute_fold_all_builtins): Do not rebuild alias info.
11545 (gimplify_and_update_call_from_tree): Properly update VOPs.
11546 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
11547 (copy_ref_info): Remove memory-tag related code.
11548 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
11549 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
11550 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
11552 * tree-ssa-dom.c (gimple_p): Remove typedef.
11553 (eliminate_redundant_computations): Adjust.
11554 (record_equivalences_from_stmt): Likewise.
11555 (avail_expr_hash): Likewise.
11556 (avail_expr_eq): Likewise.
11557 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
11558 (stmt_makes_single_load): Likewise.
11559 (stmt_makes_single_store): Likewise.
11560 * tree-ssa-alias.c: Rewrite completely.
11561 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
11562 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
11563 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
11564 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
11565 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
11566 Remove public functions.
11567 (pass_reset_cc_flags): Remove.
11568 (pass_build_alias): Move ...
11569 * tree-ssa-structalias.c (pass_build_alias): ... here.
11570 * tree-ssa-alias.c (may_be_aliased): Move ...
11571 * tree-flow-inline.h (may_be_aliased): ... here.
11572 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
11573 count_uses_and_derefs): Move ...
11574 * gimple.c: ... here.
11575 * gimple.h (count_uses_and_derefs): Declare.
11576 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
11577 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
11578 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
11579 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
11580 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
11581 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
11582 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
11584 * tree-dfa.c (refs_may_alias_p): Move ...
11585 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
11586 * tree-ssa-alias.h: New file.
11587 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
11588 (statement_sink_location): Likewise.
11589 * opts.c (decode_options): Do not adjust max-aliased-vops or
11590 avg-aliased-vops values.
11591 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
11592 (TV_CALL_CLOBBER): Likewise.
11593 (TV_FLOW_SENSITIVE): Likewise.
11594 (TV_FLOW_INSENSITIVE): Likewise.
11595 (TV_MEMORY_PARTITIONING): Likewise.
11596 (TV_ALIAS_STMT_WALK): New timevar.
11597 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
11598 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
11599 (get_address_description): Remove memory-tag related code.
11600 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
11601 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
11602 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
11603 and immediate uses in statements. Document.
11604 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
11605 (dump_symbols): Remove.
11606 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
11607 * alias.c (get_deref_alias_set): New function split out from ...
11608 (get_alias_set): ... here.
11609 * alias.h (get_deref_alias_set): Declare.
11610 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
11611 type parameter. Remove restrict pointer handling. Create a
11612 ref-all pointer in case type-based alias sets do not conflict.
11613 (vect_analyze_data_refs): Remove SMT related code.
11614 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
11615 (vectorizable_load): Likewise.
11616 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
11617 (DR_SYMBOL_TAG, DR_VOPS): Remove.
11618 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
11619 Ignore vops and SMTs.
11620 (dr_analyze_alias): Likewise..
11621 (free_data_ref): Likewise.
11622 (create_data_ref): Likewise.
11623 (analyze_all_data_dependences): Likewise.
11624 (get_references_in_stmt): Adjust.
11625 * tree-flow-inline.h (gimple_aliases_computed_p,
11626 gimple_addressable_vars, gimple_call_clobbered_vars,
11627 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
11628 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
11629 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
11630 gimple_mem_ref_stats): Remove.
11631 (gimple_vop): New function.
11632 (op_iter_next_use): Remove vuses and mayuses cases.
11633 (op_iter_next_def): Remove vdefs case.
11634 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
11635 (clear_and_done_ssa_iter): Do not set removed fields.
11636 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
11637 Assert we are not iterating over vuses or vdefs if not also
11638 iterating over uses or defs.
11639 (op_iter_init_use): Likewise.
11640 (op_iter_init_def): Likewise.
11641 (op_iter_next_vdef): Remove.
11642 (op_iter_next_mustdef): Likewise.
11643 (op_iter_init_vdef): Likewise.
11644 (compare_ssa_operands_equal): Likewise.
11645 (link_use_stmts_after): Handle vuse operand.
11646 (is_call_used): Use is_call_clobbered.
11647 (is_call_clobbered): Global variables are always call clobbered,
11648 query the call-clobbers bitmap.
11649 (mark_call_clobbered): Ignore global variables.
11650 (clear_call_clobbered): Likewise.
11651 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
11652 virtual operands sanity check.
11653 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
11655 (TARGET_MEM_REF): Remove TMR_TAG operand.
11656 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
11657 Remove call-clobber related code.
11658 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
11659 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
11660 partitions or escape reason.
11661 (get_single_def_stmt, get_single_def_stmt_from_phi,
11662 get_single_def_stmt_with_phi): Remove.
11663 (dump_referenced_vars): Tidy.
11664 (get_ref_base_and_extent): Allow bare decls.
11665 (collect_dfa_stats): Adjust.
11666 * graphite.c (rename_variables_in_stmt): Adjust.
11667 (graphite_copy_stmts_from_block): Likewise.
11668 (translate_clast): Likewise.
11669 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
11671 (translate_vuse_through_block): Use the oracle.
11672 (phi_translate_1): Adjust.
11673 (value_dies_in_block_x): Use the oracle. Cache the outcome
11675 (valid_in_sets): Check if the VUSE for
11676 a REFERENCE is available.
11677 (eliminate): Do not remove stmts during elimination,
11678 instead queue and remove them afterwards.
11679 (do_pre): Do not rebuild alias info.
11680 (pass_pre): Run TODO_rebuild_alias before PRE.
11681 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
11682 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
11683 (mark_all_v_defs_stmt): Remove.
11684 (mark_all_v_defs_seq): Adjust.
11685 (sra_replace): Likewise.
11686 (scalarize_use): Likewise.
11687 (scalarize_copy): Likewise.
11688 (scalarize_init): Likewise.
11689 (scalarize_ldst): Likewise.
11690 (todoflags): Remove.
11691 (tree_sra): Do not rebuild alias info.
11692 (tree_sra_early): Adjust.
11693 (pass_sra): Run TODO_update_address_taken before SRA.
11694 * tree-predcom.c (set_alias_info): Remove.
11695 (prepare_initializers_chain): Do not call it.
11696 (mark_virtual_ops_for_renaming): Adjust.
11697 (mark_virtual_ops_for_renaming_list): Remove.
11698 (initialize_root_vars): Adjust.
11699 (initialize_root_vars_lm): Likewise.
11700 (prepare_initializers_chain): Likewise.
11701 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
11702 (may_propagate_copy_into_stmt): Likewise.
11703 (merge_alias_info): Do nothing for now.
11704 (propagate_tree_value_into_stmt): Adjust.
11705 (stmt_may_generate_copy): Likewise.
11706 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
11707 not mark symbols for renaming.
11708 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
11709 with the same statement, make sure to update the new pointed-to one.
11710 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
11711 call statements, do not mark symbols for renaming.
11712 (mark_operand_necessary): Dump something.
11713 (ref_may_be_aliased): New function.
11714 (mark_aliased_reaching_defs_necessary_1): New helper function.
11715 (mark_aliased_reaching_defs_necessary): Likewise.
11716 (mark_all_reaching_defs_necessary_1): Likewise.
11717 (mark_all_reaching_defs_necessary): Likewise.
11718 (propagate_necessity): Do not process virtual PHIs. For
11719 non-aliased loads mark all reaching definitions as necessary.
11720 For aliased loads and stores mark the immediate dominating
11721 aliased clobbers as necessary.
11722 (visited): New global static.
11723 (perform_tree_ssa_dce): Free visited bitmap after propagating
11725 (remove_dead_phis): Perform simple dead virtual PHI removal.
11726 (remove_dead_stmt): Properly unlink virtual operands when
11728 (eliminate_unnecessary_stmts): Schedule PHI removal after
11730 * tree-ssa-ter.c (is_replaceable_p): Adjust.
11731 (process_replaceable): Likewise.
11732 (find_replaceable_in_bb): Likewise.
11733 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
11734 based on the single gimple vop.
11735 (verify_flow_insensitive_alias_info): Remove.
11736 (verify_flow_sensitive_alias_info): Likewise.
11737 (verify_call_clobbering): Likewise.
11738 (verify_memory_partitions): Likewise.
11739 (verify_alias_info): Likewise.
11740 (verify_ssa): Adjust..
11741 (execute_update_addresses_taken): Export. Update SSA
11742 manually. Optimize only when optimizing. Use a local bitmap.
11743 (pass_update_address_taken): Remove TODO_update_ssa, add
11745 (pass_update_address_taken): Just use TODO_update_address_taken.
11746 (init_tree_ssa): Do not initialize addressable_vars.
11747 (verify_ssa): Verify new VUSE / VDEF properties.
11748 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
11749 Do not call verify_alias_info.
11750 (delete_tree_ssa): Clear the VUSE, VDEF operands.
11751 Do not free the loaded and stored syms bitmaps. Reset the escaped
11752 and callused solutions. Do not free addressable_vars.
11753 Remove memory-tag related code.
11754 (warn_uninitialized_var): Aliases are always available.
11755 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
11756 * lambda-code.c (can_put_in_inner_loop): Adjust.
11757 (can_put_after_inner_loop): Likewise.
11758 (perfect_nestify): Likewise.
11759 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
11760 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
11761 (vectorizable_conversion): Do not mark symbols for renaming.
11762 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
11763 (expand_call_inline): Unlink the calls virtual operands before
11765 (tree_function_versioning): Do not call update_ssa if we are not
11766 updating clones. Simplify.
11767 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
11768 (propagate_with_phi): Likewise..
11769 * tree-outof-ssa.c (create_temp): Remove memory tag and call
11770 clobber code. Assert we are not aliased or global.
11771 * tree-flow.h: Include tree-ssa-alias.h
11772 (enum escape_type): Remove.
11773 (struct mem_sym_stats_d): Likewise.
11774 (struct mem_ref_stats_d): Likewise.
11775 (struct gimple_df): Add vop member. Remove global_var,
11776 call_clobbered_vars, call_used_vars, addressable_vars,
11777 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
11778 escaped and callused members.
11779 (struct ptr_info_def): Remove all members, add points-to solution
11781 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
11782 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
11783 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
11784 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
11785 (tree-ssa-alias.o): Likewise.
11786 (toplev.o): Add tree-ssa-alias.h
11787 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
11788 * gimple.c (gimple_set_bb): Fix off-by-one error.
11789 (is_gimple_reg): Do not handle memory tags.
11790 (gimple_copy): Also copy virtual operands.
11791 Delay updating the statement. Do not reset loaded and stored syms.
11792 (gimple_set_stored_syms): Remove.
11793 (gimple_set_loaded_syms): Likewise.
11794 (gimple_call_copy_skip_args): Copy the virtual operands
11795 and mark the new statement modified.
11796 * tree-ssa-structalias.c (may_alias_p): Remove.
11797 (set_uids_in_ptset): Take the alias set to prune with as
11798 parameter. Fold in the alias test of may_alias_p.
11799 (compute_points_to_sets): Compute whether a ptr is dereferenced
11800 in a local sbitmap.
11801 (process_constraint): Deal with &ANYTHING on the lhs, reject all
11802 other ADDRESSOF constraints on the lhs.
11803 (get_constraint_for_component_ref): Assert that we don't get
11804 ADDRESSOF constraints from the base of the reference.
11805 Properly generate UNKNOWN_OFFSET for DEREF if needed.
11806 (struct variable_info): Remove collapsed_to member.
11807 (get_varinfo_fc): Remove.
11808 (new_var_info): Do not set collapsed_to.
11809 (dump_constraint): Do not follow cycles.
11810 (dump_constraint_graph): Likewise.
11811 (build_pred_graph): Likewise.
11812 (build_succ_graph): Likewise.
11813 (rewrite_constraints): Likewise.
11814 (do_simple_structure_copy): Remove.
11815 (do_rhs_deref_structure_copy): Remove.
11816 (do_lhs_deref_structure_copy): Remove.
11817 (collapse_rest_of_var): Remove.
11818 (do_structure_copy): Re-implement.
11819 (pta_stats): New global variable.
11820 (dump_pta_stats): New function.
11821 (struct constraint_expr): Make offset signed.
11822 (UNKNOWN_OFFSET): Define special value.
11823 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
11824 (solution_set_expand): New helper function split out from ...
11825 (do_sd_constraint): ... here.
11826 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
11827 (do_ds_constraint): Likewise.
11828 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
11829 and CALLUSED = *CALLUSED.
11830 (set_union_with_increment): Make inc argument signed.
11831 (type_safe): Remove.
11832 (get_constraint_for_ptr_offset): Handle unknown and negative
11834 (first_vi_for_offset): Handle offsets before start. Bail
11835 out early for offsets beyond the variable extent.
11836 (first_or_preceding_vi_for_offset): New function.
11837 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
11838 Together with ESCAPED = *ESCAPED this properly computes reachability.
11839 (find_what_var_points_to): New function.
11840 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
11841 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
11842 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
11843 pt_solutions_intersect): New functions.
11844 (compute_call_used_vars): Remove.
11845 (compute_may_aliases): New main entry into PTA computation.
11846 * gimple.h (gimple_p): New typedef.
11847 (struct gimple_statement_base): Remove references_memory_p.
11848 (struct gimple_statement_with_memory_ops_base): Remove
11849 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
11851 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
11852 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
11853 gimple_set_references_memory): Remove.
11854 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
11855 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
11857 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
11858 (verify_expr): Allow RESULT_DECL.
11859 (gimple_duplicate_bb): Do not copy virtual operands.
11860 (gimple_duplicate_sese_region): Adjust.
11861 (gimple_duplicate_sese_tail): Likewise.
11862 (mark_virtual_ops_in_region): Remove.
11863 (move_sese_region_to_fn): Do not call it.
11864 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
11865 and pass_simple_dse.
11866 (execute_function_todo): Handle TODO_update_address_taken,
11867 call execute_update_addresses_taken for TODO_rebuild_alias.
11868 (execute_todo): Adjust.
11869 (execute_one_pass): Init dump files early.
11870 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
11872 (create_general_new_stmt): Clear vops.
11873 * tree-ssa-reassoc.c (get_rank): Adjust.
11874 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
11875 symbols for renaming.
11876 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
11877 (PARAM_AVG_ALIASED_VOPS): Likewise.
11878 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
11879 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
11880 * tree-ssa-operands.c: Simplify for new virtual operand representation.
11881 (operand_build_cmp, copy_virtual_operands,
11882 create_ssa_artificial_load_stmt, add_to_addressable_set,
11883 gimple_add_to_addresses_taken): Remove public functions.
11884 (unlink_stmt_vdef): New function.
11886 2009-04-03 Alan Modra <amodra@bigpond.net.au>
11888 * config.gcc (powerpc-*-linux*): Merge variants.
11890 2009-04-02 Chao-ying Fu <fu@mips.com>
11891 James Grosbach <james.grosbach@microchip.com>
11893 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
11894 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
11896 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
11897 keep_interrupts_masked_p, use_debug_exception_return_p.
11898 (mips_attribute_table): Add interrupt, use_shadow_register_set,
11899 keep_interrupts_masked, use_debug_exception_return.
11900 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
11901 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
11903 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
11904 (mips_print_operand): Process COP0 registers to print $0 .. $31
11905 correctly for GAS to process.
11906 (mips_interrupt_extra_call_saved_reg_p): New function.
11907 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
11909 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
11910 (mips_compute_frame_info): Add supports for interrupt context that
11911 includes doubleword accumulators and COP0 registers.
11912 (mips_for_each_saved_acc): New function.
11913 (mips_for_each_saved_gpr_and_fpr): Change the function name from
11914 mips_for_each_saved_reg.
11915 (mips_save_reg): Save accumulators.
11916 (mips_kernel_reg_p): A new for_each_rtx callback.
11917 (mips_expand_prologue): Support interrupt handlers.
11918 (mips_restore_reg): Restore accumulators.
11919 (mips_expand_epilogue): Support interrupt handlers.
11920 (mips_can_use_return_insn): Return false for interrupt handlers.
11921 (mips_epilogue_uses): New function.
11922 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
11923 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
11924 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
11925 cop0_move): New instructions.
11926 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
11927 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
11929 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
11931 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
11932 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
11933 interrupt handlers, we use K0 as the temporary register.
11934 (EPILOGUE_USES): Change to a function call.
11935 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
11936 handlers, we use K0 as the temporary register.
11938 * doc/extend.texi (Function Attributes): Document interrupt,
11939 use_shadow_register_set, keep_interrupts_masked,
11940 use_debug_exception_return for MIPS attributes.
11942 2009-04-03 Alan Modra <amodra@bigpond.net.au>
11944 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
11945 Remove a number of t-files from tmake_file.
11946 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
11947 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
11948 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
11949 target_prototype, not TARGET_PROTOTYPE.
11950 (LINK_OS_GNU_SPEC): Define.
11951 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
11952 and darwin-ldoubdle.c.
11954 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
11957 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
11958 (cpp_options): Ditto.
11959 (default_compilers): Ditto.
11960 (display_help): Ditto.
11961 (process_command): Ditto.
11962 (do_spec_1): Ditto.
11963 (set_input): Use lbasename instead of duplicate code.
11964 (save_temps_prefix): New static for -save-temps=obj.
11965 (save_temps_length): Ditto.
11967 * doc/invoke.texi (-save-temps=obj): Document new variant to
11968 -save-temps switch.
11970 2009-04-02 Jeff Law <law@redhat.com>
11972 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
11975 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
11977 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
11978 * configure: Regenerated.
11980 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11982 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
11983 share the argument list.
11985 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11989 2009-02-12 Diego Novillo <dnovillo@google.com>
11991 * varpool.c (debug_varpool): New.
11992 * cgraph.h (debug_varpool): Declare.
11994 2009-04-02 Jan Hubicka <jh@suse.cz>
11996 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
11999 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12001 * config/i386/i386.c (ix86_abi): Move initialization to ...
12002 (override_options): Here.
12004 2009-04-02 Christian Bruel <christian.bruel@st.com>
12006 * config/sh/sh.c (sh_dwarf_register_span): New function.
12007 (TARGET_DWARF_REGISTER_SPAN): Define.
12008 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
12010 2009-04-02 Ira Rosen <irar@il.ibm.com>
12012 PR tree-optimization/39595
12013 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
12014 interleaved loads group is not greater than the SLP group size.
12016 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12018 * builtins.c (is_builtin_name): New.
12019 (called_as_built_in): Use is_builtin_name.
12020 * tree.h (is_builtin_name): New.
12021 * varasm.c (incorporeal_function_p): Use is_builtin_name
12023 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
12025 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
12027 2009-04-02 Dodji Seketeli <dodji@redhat.com>
12030 * c-decl.c (clone_underlying_type): Move this ...
12031 * c-common.c (set_underlying_type): ... here.
12032 Also, make sure the function properly sets TYPE_STUB_DECL() on
12033 the newly created typedef variant type.
12034 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
12035 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
12038 2009-04-02 Richard Guenther <rguenther@suse.de>
12040 PR tree-optimization/37221
12041 * tree-flow.h (degenerate_phi_result): Declare.
12042 * tree-ssa-dom.c (degenerate_phi_result): Export.
12043 * tree-scalar-evolution.c (analyze_initial_condition): If
12044 the initial condition is defined by a degenerate PHI node
12045 use the degenerate value.
12047 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
12049 PR rtl-optimization/39588
12050 * combine.c (merge_outer_ops): Do not set the constant when this
12052 (simplify_shift_const_1): Do not modify it either in this case.
12054 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
12056 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
12057 tuning is deprecated if -mtune value is set to an Itanium1 variant.
12059 2009-04-01 Janis Johnson <janis187@us.ibm.com>
12062 * c-lex.c (interpret_float): Default (no suffix) is double.
12064 2009-04-1 Xinliang David Li <davidxl@google.com>
12066 * config/i386/i386.c (legitimate_constant_p): Recognize
12067 all one vector constant.
12069 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12071 * config/vax/vax.c: Add #includes to silence warnings.
12072 Change #include order to silence two warnings.
12074 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12076 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
12077 (ASM_SPEC): Pass -k to the assembler for PIC code.
12079 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12081 * config.gcc: Add vax-*-linux* to the switch.
12082 * config/vax/linux.h: New file. (TARGET_VERSION,
12083 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
12085 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12087 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
12088 Use predicate macros instead of GET_CODE() == foo.
12089 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
12090 ashlsi3, rotrsi3, <unnamed>): Likewise.
12092 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12094 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
12095 jbbccihi, jbbccisi): Remova trailing whitespace.
12096 * config/vax/constraints.md: Likewise.
12097 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12098 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
12099 * config/vax/predicates.md: Likewise.
12100 * config/vax/vax.c (print_operand_address, vax_output_int_move,
12101 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
12102 * config/vax/vax.h: Likewise.
12103 * config/vax/vax.md (nonlocal_goto): Likewise.
12105 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12107 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
12108 (indirectable_address_p, adjacent_operands_p): Add spaces around
12110 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
12112 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12114 * config/vax/vax.c (legitimate_constant_address_p,
12115 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
12116 index_term_p, reg_plus_index_p, legitimate_address_p,
12117 vax_mode_dependent_address_p): Update comments to match functions
12118 modified by the recent int->bool conversion.
12120 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12122 * config/vax/builtins.md: Update copyright message.
12123 * config/vax/constraints.md: Likewise.
12124 * config/vax/netbsd-elf.h: Likewise.
12125 * config/vax/predicates.md: Likewise.
12126 * config/vax/vax-protos.h: Likewise.
12127 * config/vax/vax.c: Likewise.
12128 * config/vax/vax.h: Likewise.
12129 * config/vax/vax.md: Likewise.
12130 * config/vax/vax.opt: Likewise.
12132 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12134 * config/vax/builtins.md (ffssi2, ffssi2_internal,
12135 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
12136 * config/vax/constraints.md (B, R): Likewise.
12137 * config/vax/predicates.md (external_memory_operand,
12138 nonimmediate_addsub_di_operand): Likewise.
12139 * config/vax/vax.c (vax_output_int_add): Likewise.
12140 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
12141 untyped_call): Likewise.
12143 2009-04-01 Matt Thomas <matt@3am-software.com>
12145 * config/vax/predicates.md: New file.
12146 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
12147 external_const_operand, nonsymbolic_operand, external_memory_operand,
12148 indirect_memory_operand, indexed_memory_operand,
12149 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
12150 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
12152 * config/vax/constraints.md: New file.
12153 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
12155 * config/vax/builtins.md: New file.
12156 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
12157 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
12159 * config/vax/vax.opt (mqmath): Add option.
12160 * config/vax/vax.md (isfx): Extend with DI.
12161 (VAXintQH, VAXintQHSD): Define.
12162 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
12163 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
12164 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
12165 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
12166 (movdi): Update constraints and use vax_output_int_move().
12167 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
12168 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
12169 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
12170 nonlocal_goto): New.
12171 (mov<mode>): Extend accepted operand types.
12172 (subdi3_old): Rename from subdi3, change update constraints and use
12173 a new implementation.
12174 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
12175 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
12176 MOVE_RATIO, CLEAR_RATIO): Define.
12177 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
12178 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
12179 (PRINT_OPERAND): Redefine using a function instead of inlined code.
12180 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
12181 (split_quadword_operands): Make static and really allow variable
12183 (print_operand_address): Update for PIC generation.
12184 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
12185 indexable_address_p, fixup_mathdi_operand,
12186 vax_expand_addsub_di_operands, adjacent_operands_p): New.
12187 (vax_float_literal, legitimate_constant_p,
12188 indirectable_constant_address_p, index_term_p,
12189 reg_plus_index_p): Return bool instead of int.
12190 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
12192 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
12194 (vax_output_conditional_branch): Indent.
12195 (legitimate_constant_address_p, indirectable_constant_address_p,
12196 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
12197 vax_mode_dependent_address_p): Return bool instead of int, update for
12199 * config/vax/vax-protos.h (legitimate_constant_address_p,
12200 legitimate_constant_p, legitimate_address_p,
12201 vax_mode_dependent_address_p): Change declaration to bool.
12202 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
12203 vax_expand_addsub_di_operands, vax_output_int_subtract,
12204 vax_output_movmemsi): Declare.
12205 (split_quadword_operands, vax_float_literal): Delete declaration.
12206 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
12207 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
12208 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
12209 ASM_OUTPUT_DWARF_PCREL): Define.
12210 (ASM_SPEC): Change definition to allow PIC generation.
12212 2009-04-01 Steve Ellcey <sje@cup.hp.com>
12214 * doc/sourcebuild.texi: Update front-end requirements.
12216 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12219 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
12220 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
12221 (booldi3_internal3): Use boolean_or_operator instead of
12224 2009-04-01 Joseph Myers <joseph@codesourcery.com>
12227 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
12228 declarator whose size is not an integer constant expression but
12229 folds to an integer constant, then treat it as a constant
12232 2009-04-01 Richard Guenther <rguenther@suse.de>
12234 * fold-const.c (fold_plusminus_mult_expr): Do not fold
12235 i * 4 + 2 to (i * 2 + 1) * 2.
12237 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12240 * c-parser.c (c_parser_asm_statement): Skip until close paren and
12241 return if c_parser_asm_string_literal returned NULL.
12243 2009-04-01 Nick Clifton <nickc@redhat.com>
12245 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
12247 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
12248 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
12249 other typedefs to avoid conflicts with libgcc2.c. Define labels
12250 to gain 16-bit bit-manipulation functions from libgcc2.c and then
12252 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
12253 to gain 16-bit trapping arithmetic functions from libgcc2.c and
12256 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
12258 * varasm.c (default_function_rodata_section): Declare DOT as
12261 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
12262 Andrey Galkin <agalkin@hypercom.com>
12265 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
12266 Make object_name unique for each process.
12268 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12271 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
12272 addressable variables in the parallel that could go out of scope while
12273 running queued tasks.
12275 2009-04-01 Anatoly Sokolov <aesok@post.ru>
12277 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
12278 (CASE_VALUES_THRESHOLD): Redefine.
12279 * config/avr/avr.c (avr_override_options): Remove initialization of
12280 avr_case_values_threshold variable.
12281 (avr_case_values_threshold): Remove variable. Add new function.
12282 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
12283 * config/avr/avr.opt (mno-tablejump): Remove option.
12284 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
12286 2009-04-01 DJ Delorie <dj@redhat.com>
12288 * varasm.c (default_function_rodata_section): Don't assume
12289 anything about where the first '.' in the section name is.
12291 2009-04-01 Alan Modra <amodra@bigpond.net.au>
12293 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
12294 rs6000_emit_stack_tie.
12296 2009-03-31 Ian Lance Taylor <iant@google.com>
12298 * tree-eh.c (tree_remove_unreachable_handlers): Compare
12299 gimple_code with GIMPLE_RESX, not RESX.
12301 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12303 * c-common.c (c_get_ident): New.
12304 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
12306 2009-04-01 Ben Elliston <bje@au.ibm.com>
12308 * config/rs6000/sysv4.opt (msdata): Improve option description.
12310 2009-03-31 Steve Ellcey <sje@cup.hp.com>
12312 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
12313 (divdf3_internal_lat): Remove.
12314 (divxf3_internal_lat): Remove.
12315 (divxf3_internal_thr): Remove.
12316 (divxf): Use divxf3_internal.
12317 * config/ia64/div.md (divsf3_internal_lat): New.
12318 (divdf3_internal_lat): New.
12319 (divxf3_internal): New.
12321 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12324 * Makefile.in (USE_GCC_STDINT): Define.
12325 (stmp-int-hdrs): Install stdint.h if applicable.
12326 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
12328 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
12329 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
12330 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
12331 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12332 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12333 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12334 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12335 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12336 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12337 (c_common_nodes_and_builtins): Initialize
12338 underlying_wchar_type_node. Do not initialize
12339 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
12340 nodes for new types.
12341 (c_stddef_cpp_builtins): Define macros for new types.
12342 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
12344 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
12345 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
12346 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
12347 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
12348 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
12349 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
12350 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
12351 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
12352 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
12353 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
12354 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
12355 int16_type_node, int32_type_node, int64_type_node,
12356 uint8_type_node, uint16_type_node, c_uint32_type_node,
12357 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
12358 int_least32_type_node, int_least64_type_node,
12359 uint_least8_type_node, uint_least16_type_node,
12360 uint_least32_type_node, uint_least64_type_node,
12361 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
12362 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
12363 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
12364 uintptr_type_node): Define.
12365 * c-cppbuiltin.c (builtin_define_constants,
12366 builtin_define_type_minmax): New.
12367 (builtin_define_stdint_macros): Define more macros.
12368 (c_cpp_builtins): Define more limit macros.
12369 (type_suffix): New.
12370 (builtin_define_type_max): Define in terms of
12371 builtin_define_type_minmax. Remove is_long parameter. All
12373 * config.gcc (use_gcc_stdint): Define.
12374 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
12375 Add newlib-stdint.h for generic targets.
12376 * config/glibc-stdint.h, config/newlib-stdint.h,
12377 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
12378 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
12379 * config/score/score.h (UINTPTR_TYPE): Define.
12380 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12381 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12382 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12383 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12384 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12385 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12386 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12387 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12388 * config/spu/spu.h (STDINT_LONG32): Define.
12389 * configure.ac (use_gcc_stdint): Substitute.
12390 * configure: Regenerate.
12391 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
12392 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
12393 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
12394 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
12395 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
12396 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
12397 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
12398 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
12399 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
12400 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
12401 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
12402 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
12403 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
12404 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
12405 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
12406 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
12407 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
12408 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
12409 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
12410 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
12411 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
12412 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
12413 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
12414 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12415 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12416 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12417 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12418 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12419 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
12421 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
12423 * loop-iv.c (suitable_set_for_replacement): Renamed from
12424 simplify_using_assignment; changed to return bool and to accept new
12425 args DEST and SRC. Return true iff we find a source/destination pair
12426 that can be used to make a replacement, and fill SRC and DEST if so.
12427 Remove arg ALTERED. Don't deal with altered regs here. All callers
12429 (simplify_using_initial_values): Deal with altered regs here and track
12430 more precisely the effect they have on the validity of our expression.
12432 * loop-iv.c (simplify_using_condition): A condition of the form
12433 (EQ REG CONST) can be used to simply make a substitution.
12434 (simplify_using_initial_values): Keep track of conditions we have seen
12435 and keep using them to simplify new expressions, while applying the
12436 same substitutions to them as to the expression.
12438 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12439 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
12442 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
12443 changed. Use this when trying to improve the upper bound.
12444 Generate the comparison by using simplify_gen_relational.
12446 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
12448 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
12450 (simplify_using_assignment, simplify_using_initial_values): Call
12451 replace_in_expr to make replacements. Call replace_single_def_regs
12452 once on the initial version of the expression.
12454 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12457 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
12459 2009-03-31 Richard Guenther <rguenther@suse.de>
12461 PR middle-end/31029
12462 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
12463 equality comparisons. Fold C - X CMP X if C % 2 == 1.
12465 2009-03-31 Richard Guenther <rguenther@suse.de>
12467 * tree.h (div_if_zero_remainder): Declare.
12468 * fold-const.c (div_if_zero_remainder): Export.
12469 * tree-ssa-forwprop.c
12470 (forward_propagate_addr_into_variable_array_index): Handle
12471 constant array index addition outside of the variable index.
12473 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12476 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
12477 define_splits, floatunssi<mode>2): Require x87 conversions from
12478 DImode to be permitted.
12480 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12482 PR preprocessor/15638
12483 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
12485 2009-03-31 Richard Guenther <rguenther@suse.de>
12487 PR middle-end/23401
12488 PR middle-end/27810
12489 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
12490 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
12491 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
12492 a separate statement.
12493 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
12494 (lookup_tmp_var): Likewise.
12495 (is_gimple_formal_tmp_or_call_rhs): Remove.
12496 (is_gimple_reg_or_call_rhs): Rename to ...
12497 (is_gimple_reg_rhs_or_call): ... this.
12498 (is_gimple_mem_or_call_rhs): Rename to ...
12499 (is_gimple_mem_rhs_or_call): ... this.
12500 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
12501 DECL_GIMPLE_REG_P only if is_formal is true.
12502 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
12503 for non-proper post-modify expression gimplification.
12504 (gimplify_self_mod_expr): For post-modify expressions gimplify
12505 the lvalue to a minimal lvalue.
12506 (rhs_predicate_for): Remove formal temp case.
12507 (gimplify_modify_expr_rhs): Likewise.
12508 (gimplify_addr_expr): Use is_gimple_reg.
12509 (gimplify_expr): Remove formal temp cases.
12510 (gimple_regimplify_operands): Likewise.
12511 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
12512 and FILTER_EXPR like constants.
12513 * gimple.c (walk_gimple_op): Fix val_only initialization, use
12515 (is_gimple_formal_tmp_rhs): Remove.
12516 (is_gimple_reg_rhs): Remove special casing.
12517 (is_gimple_mem_rhs): Fix.
12518 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
12519 (is_gimple_formal_tmp_var): Remove.
12520 (is_gimple_formal_tmp_reg): Likewise.
12521 (is_gimple_min_lval): Allow invariant component ref parts.
12522 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
12523 is_gimple_formal_tmp_reg): Remove declarations.
12524 * tree-cfg.c (verify_expr): Verify that variables with address
12525 taken do not have DECL_GIMPLE_REG_P set.
12526 * tree-mudflap.c (mf_build_check_statement_for): Use
12527 force_gimple_operand instead of gimplify_expr.
12529 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
12531 * modulo-sched.c (sms_schedule_by_order): Pass the actual
12532 schedulable rows to compute_split_row.
12534 2009-03-31 Ben Elliston <bje@au.ibm.com>
12537 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
12540 2009-03-31 Alan Modra <amodra@bigpond.net.au>
12542 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
12543 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
12544 * configure: Regenerate.
12545 * config.in: Regenerate.
12546 * config/rs6000/rs6000.opt (mtls-markers): Add.
12547 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
12548 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
12549 (tls_ld_aix, tls_ld_sysv): Likewise.
12550 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
12551 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
12553 2009-03-31 Alan Modra <amodra@bigpond.net.au>
12555 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
12557 2009-03-30 Jan Hubicka <jh@suse.cz>
12559 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
12561 (tree_remove_unreachable_handlers): Cleanup EH predecestor
12562 detection and label handling.
12564 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12566 * ira-int.h (ira_allocno): Rename left_conflicts_num to
12567 left_conflicts_size.
12568 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
12569 ALLOCNO_LEFT_CONFLICTS_SIZE.
12571 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
12572 remove_allocno_from_bucket_and_push,
12573 allocno_spill_priority_compare, push_allocnos_to_stack,
12574 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
12575 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
12576 (setup_allocno_left_conflicts_num): Ditto. Rename to
12577 setup_allocno_left_conflicts_size.
12578 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
12579 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
12580 setup_allocno_left_conflicts_size instead of
12581 setup_allocno_left_conflicts_num.
12583 * ira-build.c (ira_create_allocno): Use
12584 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
12585 ALLOCNO_LEFT_CONFLICTS_NUM.
12587 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12589 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12590 instead of DF_LR_OUT.
12592 * ira-lives.c (process_bb_node_lives): Ditto.
12594 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12595 instead of DF_LR_{OUT,IN}.
12597 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12599 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12601 2009-03-30 Jan Hubicka <jh@suse.cz>
12603 * except.c (label_to_region_map): Fix thinko.
12605 2009-03-30 Steve Ellcey <sje@cup.hp.com>
12607 PR middle-end/38237
12608 * tree.h (tree_find_value): New declaration.
12609 * tree.c (tree_find_value): New function.
12610 * varasm.c (assemble_external): Avoid duplicate entries on lists.
12612 2009-03-30 Jakub Jelinek <jakub@redhat.com>
12615 * c-decl.c (struct c_binding): Add locus field.
12616 (bind): Add locus argument, set locus field from it.
12617 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
12618 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
12619 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
12620 implicitly_declare, undeclared_variable, lookup_label,
12621 declare_label, c_make_fname_decl, c_builtin_function,
12622 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
12625 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
12628 * config/i386/i386.c (classify_argument): Check total size of
12631 2009-03-30 Martin Jambor <mjambor@suse.cz>
12633 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
12634 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
12635 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
12638 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
12639 seen_variable_array_ref while also traversing a union.
12641 * tree-inline.c (optimize_inline_calls): Do not call
12642 cgraph_node_remove_callees.
12643 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
12644 (pass_remove_cgraph_callee_edges): New variable.
12645 * passes.c (init_optimization_passes): Add
12646 pass_remove_cgraph_callee_edges after early inlining and before all
12647 late intraprocedural passes.
12649 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
12651 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12653 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
12654 Fix typos in names.
12656 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12658 * combine.c (simplify_comparison): Use have_insn_for.
12659 * dojump.c (do_jump): Likewise.
12661 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12663 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
12664 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
12665 sparc_compare_op0 like sparc_compare_emitted used to be handled.
12666 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
12667 instead of sparc_compare_emitted.
12668 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
12669 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
12670 instead of sparc_compare_emitted.
12672 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12674 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
12675 enter/exit cfglayout mode.
12676 (pass_partition_block): Require it.
12677 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
12678 (combine_instructions): Track basic blocks instead of labels.
12679 (update_cfg_for_uncondjump): New.
12680 (try_combine): Use it. Update jumps after rescanning.
12681 (pass_combine): Require PROP_cfglayout.
12682 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
12684 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12686 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
12687 Provide/destroy PROP_cfglayout respectively.
12688 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
12689 * tree-pass.h (PROP_cfglayout): New.
12691 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12693 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
12694 fold_convert_const_fixed_from_fixed,
12695 fold_convert_const_fixed_from_int,
12696 fold_convert_const_fixed_from_real, fold_negate_const): Do not
12697 set TREE_CONSTANT_OVERFLOW.
12698 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
12699 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
12701 2009-03-30 Ira Rosen <irar@il.ibm.com>
12703 * tree-vect-loop-manip.c: New file.
12704 * tree-vectorizer.c: Update documentation and included files.
12705 (vect_loop_location): Make extern.
12706 (rename_use_op): Move to tree-vect-loop-manip.c
12707 (rename_variables_in_bb, rename_variables_in_loop,
12708 slpeel_update_phis_for_duplicate_loop,
12709 slpeel_update_phi_nodes_for_guard1,
12710 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
12711 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
12712 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
12713 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
12714 find_loop_location): Likewise.
12715 (new_stmt_vec_info): Move to tree-vect-stmts.c.
12716 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
12717 get_vectype_for_scalar_type, vect_is_simple_use,
12718 supportable_widening_operation, supportable_narrowing_operation):
12720 (bb_in_loop_p): Move to tree-vect-loop.c.
12721 (new_loop_vec_info, destroy_loop_vec_info,
12722 reduction_code_for_scalar_code, report_vect_op,
12723 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
12724 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
12725 (vect_supportable_dr_alignment): Likewise.
12726 * tree-vectorizer.h (tree-data-ref.h): Include.
12727 (vect_loop_location): Declare.
12728 Reorganize function declarations according to the new file structure.
12729 * tree-vect-loop.c: New file.
12730 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
12731 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
12732 * tree-vect-data-refs.c: New file.
12733 * tree-vect-patterns.c (timevar.h): Don't include.
12734 * tree-vect-stmts.c: New file.
12735 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
12736 tree-vect-slp.c, tree-vect-loop.c.
12737 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
12738 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
12739 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
12740 (tree-vect-analyze.o): Remove.
12741 (tree-vect-transform.o): Likewise.
12742 (tree-vect-data-refs.o): Add rule.
12743 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
12744 tree-vect-slp.o): Likewise.
12745 (tree-vect-patterns.o): Remove redundant dependencies.
12746 (tree-vectorizer.o): Likewise.
12747 * tree-vect-slp.c: New file.
12749 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12751 * optc-gen.awk: Warn if an option flag has multiple different
12754 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
12756 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
12757 -floop-block): Document dependences on PPL, CLooG and Graphite.
12759 2009-03-30 Joseph Myers <joseph@codesourcery.com>
12761 PR rtl-optimization/323
12762 * c-common.c (c_fully_fold, convert_and_check,
12763 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
12764 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
12765 * c-common.def (EXCESS_PRECISION_EXPR): New.
12766 * c-cppbuiltin.c (builtin_define_float_constants): Define
12767 constants with enough digits for long double.
12768 * c-lex.c (interpret_float): Interpret constant with excess
12769 precision where appropriate.
12770 * c-opts.c (c_common_post_options): Set
12771 flag_excess_precision_cmdline. Give an error for
12772 -fexcess-precision=standard for C++ for processors where the
12773 option is significant.
12774 * c-parser.c (c_parser_conditional_expression): Handle excess
12775 precision in condition.
12776 * c-typeck.c (convert_arguments): Handle arguments with excess
12778 (build_unary_op): Move excess precision outside operation.
12779 (build_conditional_expr): Likewise.
12780 (build_compound_expr): Likewise.
12781 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
12782 (build_modify_expr): Handle excess precision in RHS.
12783 (convert_for_assignment): Handle excess precision in converted
12785 (digest_init, output_init_element, process_init_element): Handle
12786 excess precision in initializer.
12787 (c_finish_return): Handle excess precision in return value.
12788 (build_binary_op): Handle excess precision in operands and add
12789 excess precision as needed for operation.
12790 * common.opt (-fexcess-precision=): New option.
12791 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
12792 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
12793 For standard excess precision, output explicit conversion to and
12794 truncation from XFmode.
12795 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
12796 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
12797 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
12798 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
12799 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
12800 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
12801 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
12802 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
12803 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
12804 define_splits, sqrt<mode>2): Disable where appropriate for
12805 standard excess precision.
12806 * convert.c (convert_to_real): Do not shorten arithmetic to type
12807 for which excess precision would be used.
12808 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
12809 * doc/invoke.texi (-fexcess-precision=): Document option.
12810 (-mfpmath=): Correct index entry.
12811 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
12812 flag_excess_precision): New.
12813 * langhooks.c (lhd_post_options): Set
12814 flag_excess_precision_cmdline.
12815 * opts.c (common_handle_option): Handle -fexcess-precision=.
12816 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
12817 init_excess_precision): New.
12818 (lang_dependent_init_target): Call init_excess_precision.
12819 * tree.c (excess_precision_type): New.
12820 * tree.h (excess_precision_type): Declare.
12822 2009-03-30 Joseph Myers <joseph@codesourcery.com>
12825 * c-typeck.c (build_component_ref): Do not copy qualifiers from
12826 non-lvalue to component.
12828 2009-03-29 Joseph Myers <joseph@codesourcery.com>
12830 PR preprocessor/34695
12831 * Makefile.in (c-opts.o): Depend on c-tree.h.
12832 * c-common.c: Move down include of diagnostic.h.
12833 (done_lexing, c_cpp_error): New.
12834 * c-common.h (done_lexing): Declare.
12835 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
12837 * c-opts.c: Include c-tree.h.
12838 (c_common_init_options): Set preprocessor error callback.
12839 (c_common_handle_option): Do not set preprocessor
12840 inhibit_warnings, warnings_are_errors, warn_system_headers,
12841 pedantic_errors or inhibit_warnings flags.
12842 (c_common_post_options): Do not check cpp_errors (parse_in).
12843 (c_common_finish): Do not output dependencies if there were
12844 errors. Do not check return value of cpp_finish.
12845 * c-ppoutput.c (pp_file_change): Set input_location.
12846 * c-tree.h (c_cpp_error): Declare.
12847 * diagnostic.c (diagnostic_set_info_translated): Also initialize
12849 (diagnostic_build_prefix): Check override_column.
12850 * diagnostic.h (diagnostic_info): Add override_column field.
12851 (diagnostic_override_column): Define.
12853 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
12855 * c-common.c (c_expand_expr, c_staticp): Remove.
12856 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
12857 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
12858 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
12859 * c-gimplify.c (gimplify_compound_literal_expr,
12860 optimize_compound_literals_in_ctor): Remove.
12861 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
12862 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
12863 * c-semantics.c (emit_local_var): Remove.
12865 * langhooks-def.h (lhd_expand_expr): Remove.
12866 * langhooks.c (lhd_expand_expr): Remove.
12867 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
12869 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
12870 handling from c-semantics.c; don't call into langhook.
12871 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
12872 * gimplify.c (gimplify_compound_literal_expr,
12873 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
12874 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
12875 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
12876 as was done in c-gimplify.c.
12877 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
12878 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
12879 Move from c-common.h.
12880 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
12882 * tree.c (staticp): Do not call langhook.
12883 * langhooks.c (lhd_staticp): Delete.
12884 * langhooks-def.h (lhd_staticp): Delete prototype.
12885 (LANG_HOOKS_STATICP): Delete.
12886 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
12888 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
12889 instead of DECL_STMTs.
12891 2009-03-29 Joseph Myers <joseph@codesourcery.com>
12899 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
12901 (fold_call_expr): Return a NOP_EXPR from folding rather than the
12902 contained expression.
12903 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
12904 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
12905 conditional expressions for C.
12906 (decl_constant_value_for_optimization): Move from
12907 decl_constant_value_for_broken_optimization in c-typeck.c. Check
12908 whether optimizing and that the expression is a VAR_DECL not of
12909 array type instead of doing such checks in the caller. Do not
12910 check pedantic. Call gcc_unreachable for C++.
12911 * c-common.def (C_MAYBE_CONST_EXPR): New.
12912 * c-common.h (c_fully_fold, c_save_expr,
12913 decl_constant_value_for_optimization): New prototypes.
12914 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12915 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12916 EXPR_INT_CONST_OPERANDS): Define.
12917 * c-convert.c (convert): Strip nops from expression.
12918 * c-decl.c (groktypename): Take extra parameters expr and
12919 expr_const_operands. Update call to grokdeclarator.
12920 (start_decl): Update call to grokdeclarator. Add statement for
12921 expressions used in type of decl.
12922 (grokparm): Update call to grokdeclarator.
12923 (push_parm_decl): Update call to grokdeclarator.
12924 (build_compound_literal): Add parameter non_const and build a
12925 C_MAYBE_COSNT_EXPR if applicable.
12926 (grokdeclarator): Take extra parameters expr and
12927 expr_const_operands. Track expressions used in declaration
12928 specifiers and declarators. Fold array sizes and track whether
12929 they are constant expressions and whether they are integer
12930 constant expressions.
12931 (parser_xref_tag): Set expr and expr_const_operands fields in
12933 (grokfield): Update call to grokdeclarator.
12934 (start_function): Update call to grokdeclarator.
12935 (build_null_declspecs): Set expr and expr_const_operands fields in
12937 (declspecs_add_type): Handle expressions in typeof specifiers.
12938 * c-parser.c (c_parser_declspecs): Set expr and
12939 expr_const_operands fields for declaration specifiers.
12940 (c_parser_enum_specifier): Likewise.
12941 (c_parser_struct_or_union_specifier): Likewise.
12942 (c_parser_typeof_specifier): Likewise. Update call to
12943 groktypename. Fold expression as needed. Return expressions with
12944 type instead of adding statements.
12945 (c_parser_attributes): Update calls to c_parser_expr_list.
12946 (c_parser_statement_after_labels): Fold expression before passing
12947 to objc_build_throw_stmt.
12948 (c_parser_condition): Fold expression.
12949 (c_parser_asm_operands): Fold expression.
12950 (c_parser_conditional_expression): Use c_save_expr. Update call
12951 to build_conditional_expr.
12952 (c_parser_alignof_expression): Update call to groktypename.
12953 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
12954 original_code. Fold expression argument of va_arg. Create
12955 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
12956 argument to va_arg. Update calls to groktypename. Fold array
12957 index for offsetof. Verify that first argument to
12958 __builtin_choose_expr has integer type.
12959 (c_parser_postfix_expression_after_paren_type): Update calls to
12960 groktypename and build_compound_literal. Handle expressions with
12961 side effects in type name.
12962 (c_parser_postfix_expression_after_primary): Update call to
12963 c_parser_expr_list. Set original_code for calls to
12964 __builtin_constant_p.
12965 (c_parser_expr_list): Take extra parameter fold_p. Fold
12966 expressions if requested.
12967 (c_parser_objc_type_name): Update call to groktypename.
12968 (c_parser_objc_synchronized_statement): Fold expression.
12969 (c_parser_objc_receiver): Fold expression.
12970 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
12971 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
12972 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
12973 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
12974 (struct c_typespec): Add elements expr and expr_const_operands.
12975 (struct c_declspecs): Add elements expr and expr_const_operands.
12976 (groktypename, build_conditional_expr, build_compound_literal):
12978 (in_late_binary_op): Declare.
12979 * c-typeck.c (note_integer_operands): New function.
12980 (in_late_binary_op): New variable.
12981 (decl_constant_value_for_broken_optimization): Move to c-common.c
12982 and rename to decl_constant_value_for_optimization.
12983 (default_function_array_conversion): Do not strip nops.
12984 (default_conversion): Do not call
12985 decl_constant_value_for_broken_optimization.
12986 (build_array_ref): Do not fold result.
12987 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
12988 result when operand is a VLA.
12989 (c_expr_sizeof_type): Update call to groktypename. Handle
12990 expressions included in type name. Use C_MAYBE_CONST_EXPR for
12991 result when operand names a VLA type.
12992 (build_function_call): Update call to build_compound_literal.
12993 Only fold result for calls to __builtin_* functions. Strip
12994 NOP_EXPR from INTEGER_CST returned from such functions. Fold
12995 the function designator.
12996 (convert_arguments): Fold arguments. Update call to
12997 convert_for_assignment.
12998 (build_unary_op): Handle increment and decrement of
12999 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
13000 decrement earlier. Fold operand of increment and decrement.
13001 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
13002 built for integer operand. Wrap returns that are INTEGER_CSTs
13003 without being integer constant expressions or that have integer
13004 constant operands without being INTEGER_CSTs.
13005 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
13006 (build_conditional_expr): Add operand ifexp_bcp. Track whether
13007 result is an integer constant expression or can be used in
13008 unevaluated parts of one and avoid folding and wrap as
13009 appropriate. Fold operands before possibly doing -Wsign-compare
13011 (build_compound_expr): Wrap result for C99 if operands can be used
13012 in integer constant expressions.
13013 (build_c_cast): Update call to digest_init. Do not ignore
13014 overflow from casting floating-point constants to integers. Wrap
13015 results that could be confused with integer constant expressions,
13016 null pointer constants or floating-point constants.
13017 (c_cast_expr): Update call to groktypename. Handle expressions
13018 included in type name.
13019 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
13020 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
13021 Update calls to convert_for_assignment.
13022 (convert_for_assignment): Take new parameter
13023 null_pointer_constant. Do not strip nops or call
13024 decl_constant_value_for_broken_optimization. Set
13025 in_late_binary_op for conversions to boolean.
13026 (store_init_value): Update call to digest_init.
13027 (digest_init): Take new parameter null_pointer_constant. Do not
13028 call decl_constant_value_for_broken_optimization. pedwarn for
13029 initializers not constant expressions. Update calls to
13030 convert_for_assignment.
13031 (constructor_nonconst): New.
13032 (struct constructor_stack): Add nonconst element.
13033 (really_start_incremental_init, push_init_level, pop_init_level):
13034 Handle constructor_nonconst and nonconst element.
13035 (set_init_index): Call constant_expression_warning for array
13037 (output_init_element): Fold value. Set constructor_nonconst as
13038 applicable. pedwarn for initializers not constant expressions.
13039 Update call to digest_init. Call constant_expression_warning
13040 where constant initializers are required.
13041 (process_init_element): Use c_save_expr.
13042 (c_finish_goto_ptr): Fold expression.
13043 (c_finish_return): Fold return value. Update call to
13044 convert_for_assignment.
13045 (c_start_case): Fold switch expression.
13046 (c_process_expr_stmt): Fold expression.
13047 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
13048 ensure statement expression is not evaluated in constant expression.
13049 (build_binary_op): Track whether results are integer constant
13050 expressions or may occur in such, disable folding and wrap results
13051 as applicable. Fold operands for -Wsign-compare warnings unless
13053 (c_objc_common_truthvalue_conversion): Handle results folded to
13054 integer constants that are not integer constant expressions.
13055 * doc/extend.texi: Document when typeof operands are evaluated,
13056 that condition of __builtin_choose_expr is an integer constant
13057 expression, and more about use of __builtin_constant_p in
13060 2009-03-29 Richard Guenther <rguenther@suse.de>
13062 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
13063 propagate addresses of array references.
13065 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
13067 * regmove.c (perhaps_ends_bb_p): Remove.
13068 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
13069 from INSN and check that the main loop stays within that basic block.
13070 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
13071 (regmove_forward_pass): Split out from regmove_optimize. Use
13072 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
13073 (regmove_backward_pass): Split out from regmove_optimize. Use
13074 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
13075 (regmove_optimize): Simplify.
13077 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13080 * config/i386/i386.c (classify_argument): Ignore flexible array
13081 member in struct and warn ABI change.
13083 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13085 * config/i386/i386-protos.h (ix86_agi_dependent): New.
13087 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
13088 (ix86_adjust_cost): Updated.
13090 2009-03-29 Jan Hubicka <jh@suse.cz>
13092 PR middle-end/28850
13093 * tree-pass.h (pass_cleanup_eh): New function.
13094 (remove_unreachable_regions): Break code handling RTL
13095 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
13096 that can not be reached by runtime.
13097 (can_be_reached_by_runtime): New function.
13098 (label_to_region_map): New function.
13099 (num_eh_regions): New function.
13100 (rtl_remove_unreachable_regions): New function.
13101 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
13102 (remove_eh_region): New function.
13103 * except.h: Include sbitmap and vecprim.
13104 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
13105 num_eh_regions): Declare.
13106 * passes.c (init_optimization_passes): Schedule cleanup_eh.
13107 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
13108 * tree-eh.c (tree_remove_unreachable_handlers): New function.
13109 (tree_empty_eh_handler_p): New function.
13110 (cleanup_empty_eh): New function.
13111 (cleanup_eh): New function.
13112 (pass_cleanup_eh): New function.
13114 2009-03-29 Jan Hubicka <jh@suse.cz>
13116 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
13117 for removed regions.
13119 2009-03-29 Jan Hubicka <jh@suse.cz>
13121 * except.c (dump_eh_tree): Dump all datastructures.
13123 2009-03-29 Jan Hubicka <jh@suse.cz>
13125 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
13126 (duplicate_eh_regions_1): Likewise.
13127 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
13128 vector; call EH verification.
13129 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13130 Be ready for region being removed.
13132 2009-03-29 Jan Hubicka <jh@suse.cz>
13134 * bitmap.c (bitmap_last_set_bit): New function.
13135 * bitmap.h (bitmap_last_set_bit): Declare.
13137 2009-03-29 David Ayers <ayers@fsfe.org>
13140 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
13141 by calling objc_compare_types and surpress warnings about
13142 incompatible C pointers that are compatible ObjC pointers.
13144 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
13146 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
13147 call initialize_inline_failed.
13148 (initialize_inline_failed): Move it from here ...
13149 * cgraph.c (initialize_inline_failed): ... to here.
13150 (cgraph_create_edge): Call initialize_inline_failed rather than
13151 setting inline_failed directly.
13153 2009-03-29 Ben Elliston <bje@au.ibm.com>
13156 * sysv4.opt (msdata): Improve comment.
13157 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
13158 * sysv4.h (SVR4_ASM_SPEC): Likewise.
13160 2009-03-29 Ben Elliston <bje@au.ibm.com>
13163 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
13164 load and store attributes.
13166 2009-03-29 Ben Elliston <bje@au.ibm.com>
13168 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
13169 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
13170 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
13171 * doc/extend.texi (X86 Built-in Functions): Add index entries for
13172 __builtin_infq and __builtin_huge_valq.
13174 2009-03-28 Anatoly Sokolov <aesok@post.ru>
13176 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
13178 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13179 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
13181 2009-03-28 Xinliang David Li <davidxl@google.com>
13183 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
13184 (do_dbg_cnt): New function.
13186 2009-03-28 Jan Hubicka <jh@suse.cz>
13188 Merge from pretty-ipa:
13190 2009-03-27 Jan Hubicka <jh@suse.cz>
13192 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
13193 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
13194 * passes.c (function_called_by_processed_nodes_p): New.
13195 * ipa-pure-const.c (check_call): Fix handling of operands.
13196 (analyze_function): Dump debug output for skipped bodies.
13197 (local_pure_const): Use function_called_by_processed_nodes_p.
13198 * dwarf2out.c (reference_to_unused): Use output.
13199 * passes.c (do_per_function_toporder): Likewise.
13201 2008-11-12 Jan Hubicka <jh@suse.cz>
13203 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
13204 * ipa-pure-const.c (funct_state_d): Add can throw field; make
13205 state_set_in_source enum
13206 (check_decl): Ignore memory tags; do not set fake looping flags;
13208 (check_operand, check_tree, check_rhs_var, check_lhs_var,
13209 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
13210 (check_call, analyze_function): Rewrite.
13212 (add_new_function): Update call of analyze_function.
13213 (generate_summary): Add call of analyze_function.
13214 (propagate): Propagate can_throw; handle state_set_in_source correctly.
13215 (local_pure_const): New function.
13216 (pass_local_pure_const): New pass.
13217 * ipa-inline.c (inline_transform): Set after_inlining.
13218 * tree-eh.c (stmt_can_throw_external): New.
13219 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
13220 work with aliasing built.
13221 * tree-flow.h (stmt_can_throw_external): New.
13222 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
13223 and local pure/const pass in early and late optimization queue.
13225 2009-03-28 Martin Jambor <mjambor@suse.cz>
13227 * fold-const.c (get_pointer_modulus_and_residue): New parameter
13229 (fold_binary): Allow function decl aligment consideration is the
13230 second argument is integer constant one.
13231 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
13232 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
13233 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
13235 2009-03-28 Jan Hubicka <jh@suse.cz>
13237 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
13238 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
13239 * function.h (rtl_data): Add nothrow flag.
13240 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
13241 set DECL_NOTHROW for AVAILABLE functions.
13243 2009-03-28 Jakub Jelinek <jakub@redhat.com>
13245 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
13246 following vector keyword has expansion starting with pixel or bool
13247 keyword, expand vector to __vector and pixel or bool to __pixel or
13251 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
13252 warn_if_disallowed_function_p): Removed.
13253 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
13254 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
13255 warning_if_disallowed_function_p.
13256 * flags.h (warn_if_disallowed_function_p,
13257 warn_disallowed_functions): Removed.
13258 * common.opt (Wdisallowed-function-list=): Removed.
13259 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
13261 2009-03-28 Richard Guenther <rguenther@suse.de>
13263 PR tree-optimization/38723
13264 * tree-ssa-pre.c (compute_avail): Add all default definitions to
13267 2009-03-28 Jan Hubicka <jh@suse.cz>
13269 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
13270 test introduced by my previous patch.
13272 2009-03-28 Richard Guenther <rguenther@suse.de>
13274 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
13275 the PHIs value undefined.
13277 2009-03-28 Jan Hubicka <jh@suse.cz>
13279 * tree-pass.h (pass_fixup_cfg): New pass.
13280 * ipa-inline.c (inline_transform): Set
13281 always_inline_functions_inlined/after_inlining.
13282 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
13283 (pass_fixup_cfg): New pass.
13284 * passes.c (init_optimization_passes): Add fixup_cfg.
13286 2009-03-28 Richard Guenther <rguenther@suse.de>
13288 PR tree-optimization/38458
13289 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
13290 argument use the arguments copy-of value.
13292 2009-03-28 Richard Guenther <rguenther@suse.de>
13294 PR tree-optimization/38180
13295 * tree-ssa-ccp.c (get_default_value): Simplify.
13296 (likely_value): Likewise.
13297 (surely_varying_stmt_p): Properly handle VOP case.
13298 (ccp_initialize): Likewise.
13299 (ccp_fold): Handle propagating through *&.
13300 (fold_const_aggregate_ref): Also handle decls.
13302 2009-03-28 Jan Hubicka <jh@suse.cz>
13304 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
13305 * cgraph.h (cgraph_node): Likewise.
13306 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
13307 (cgraph_reset_node): Use process flag.
13308 (cgraph_mark_functions_to_output): Likewise.
13309 (cgraph_expand_function): Likewise.
13310 (cgraph_expand_all_functions): Likewise.
13311 (cgraph_output_in_order): Likewise.
13312 * dwarf2out.c (reference_to_unused): Likewise.
13313 * passes.c do_per_function_toporder): Likewise.
13315 2009-03-28 Jan Hubicka <jh@suse.cz>
13317 Bring from lto-branch:
13319 2008-09-03 Doug Kwan <dougkwan@google.com>
13321 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
13322 enums instead of reason strings.
13323 * cgraph.c (cgraph_create_edge): Same.
13324 (cgraph_inline_failed_string): New function.
13325 * cgraph.h (cgraph_inline_failed_t): New enum type.
13326 (cgraph_inline_failed_string): New prototype.
13327 (struct cgraph_edge): Change type of INLINED_FAILED from constant
13328 char pointer to cgraph_inline_failed_t.
13329 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
13330 (cgraph_default_inline_p): Ditto.
13331 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
13332 to cgraph_inline_failed_t pointer.
13333 * cif-code.def: New file.
13334 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
13336 (cgraph_check_inline_limits): Change type of REASON to pointer to
13337 cgraph_inline_failed_t. Replace reason strings with enums.
13338 (cgraph_default_inline_p): Ditto.
13339 (cgraph_recursive_inlining_p): Ditto.
13340 (update_caller_keys): Change type of FAILED_REASON to
13341 cgraph_inline_failed_t.
13342 (cgraph_set_inline_failed): Change type of REASON to pointer to
13343 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
13344 convert enums to strings for text output.
13345 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
13346 to be of type cgraph_inline_failed_t. Replace reason strings with
13347 enums. Call cgraph_inline_failed_string to covert enums
13348 to strings for text output.
13349 (cgraph_decide_inlining): Replace reason strings with enums.
13350 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
13351 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
13353 * tree-inline.c (expand_call_inline): Change type of REASON
13354 to cgraph_inline_failed_t. Replace reason strings with enums.
13355 Call cgraph_inline_failed_string for text output.
13356 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
13359 2009-03-28 Jan Hubicka <jh@suse.cz>
13361 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
13362 cgraph_clone_node): Remove master clone handling.
13363 (cgraph_is_master_clone, cgraph_master_clone): Remove.
13364 * cgraph.h (master_clone): Remove.
13365 (cgraph_is_master_clone, cgraph_master_clone): Remove.
13366 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
13367 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
13369 2009-03-28 Jan Hubicka <jh@suse.cz>
13371 * cgraph.c (cgraph_function_body_availability): Functions declared
13372 inline are always safe to assume that it is not going to be replaced.
13374 2009-03-28 Richard Guenther <rguenther@suse.de>
13376 PR tree-optimization/38513
13377 * tree-ssa-pre.c (eliminate): Remove redundant stores.
13378 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13379 EXC_PTR_EXPR and FILTER_EXPR.
13380 (get_ref_from_reference_ops): Likewise.
13382 2009-03-28 Richard Guenther <rguenther@suse.de>
13384 PR tree-optimization/38968
13385 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
13386 Use FLOOR_MOD_EXPR to compute misalignment.
13388 2009-03-28 Richard Guenther <rguenther@suse.de>
13390 PR tree-optimization/37795
13391 * tree.h (combine_comparisons): Declare.
13392 * fold-const.c (combine_comparisons): Export.
13393 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
13395 (ifcombine_iforif): Use combine_comparisons.
13397 2009-03-28 Jan Hubicka <jh@suse.cz>
13399 * tree-eh.c (inlinable_call_p): New function.
13400 (make_eh_edges): Use it.
13401 (verify_eh_edges): Use it.
13402 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
13403 * except.c (reachable_next_level): Add inlinable_function argument
13404 (sjlj_find_directly_reachable_regions): Update.
13405 (add_reachable_handler): Do not set saw_any_handlers.
13406 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
13407 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13408 Add new inlinable call parameter.
13409 (can_throw_internal, can_throw_external): Update.
13410 * except.h (can_throw_internal_1, can_throw_external_1,
13411 foreach_reachable_handler): Update declaration.
13413 2009-03-28 Joseph Myers <joseph@codesourcery.com>
13415 * config/arm/t-arm-coff, config/h8300/coff.h,
13416 config/i386/i386-aout.h, config/i386/i386-coff.h,
13417 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
13418 config/pdp11/2bsd.h, config/rs6000/aix41.h,
13419 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
13420 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
13421 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
13422 sys-types.h: Remove.
13423 * Makefile.in: Remove protoize and fixproto support and references
13425 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
13426 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
13428 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
13429 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
13430 unprotoize$(exeext).
13431 (rest.encap): Don't depend on $(STMP_FIXPROTO)
13432 (.PHONY): Don't depend on proto.
13433 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
13434 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
13435 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
13436 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
13437 build/gen-protos.o, build/scan.o, xsys-protos.h,
13438 build/fix-header$(build_exeext), build/fix-header.o,
13439 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
13440 stmp-install-fixproto): Remove.
13441 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
13442 SYSCALLS.c or fixproto files.
13443 (install-common): Don't install protoize.
13444 (install-headers-tar, install-headers-cpio, install-headers-cp):
13445 Don't depend on $(STMP_FIXPROTO).
13446 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
13447 install fixproto files or write out fixproto settings.
13448 (uninstall): Don't uninstall protoize.
13449 * config.gcc (use_fixproto): Remove.
13450 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
13451 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
13452 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
13453 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
13454 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
13455 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
13456 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
13457 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
13458 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
13459 * config/t-vxworks (STMP_FIXPROTO): Remove.
13460 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
13461 STMP_FIXPROTO): Remove.
13462 * config.in, configure: Regenerate.
13463 * crtstuff.c (gid_t, uid_t): Don't undefine.
13464 * doc/install.texi: Change m68k-coff to m68k-elf in example.
13465 (arm-*-coff, arm-*-aout: Remove target entries.
13466 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
13467 Remove mention of AIX 4.1.
13468 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
13469 * doc/invoke.texi (Running Protoize): Remove.
13470 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
13471 (Protoize Caveats): Remove.
13472 * tsystem.h: Update comments on headers assumed to exist.
13474 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
13476 * genautomata.c: Add a new year to the copyright. Add a new
13478 (struct insn_reserv_decl): Add comments for member bypass_list.
13479 (find_bypass): Remove.
13480 (insert_bypass): New.
13481 (process_decls): Use insert_bypass.
13482 (output_internal_insn_latency_func): Output all bypasses with the
13483 same input insn in one switch case.
13485 * rtl.def (define_bypass): Describe bypass choice.
13486 * doc/md.texi (define_bypass): Ditto.
13488 2009-03-27 Richard Guenther <rguenther@suse.de>
13490 * gimplify.c (mark_addressable): Export.
13491 * tree-flow.h (mark_addressable): Declare.
13492 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
13493 * tree-ssa.c (verify_phi_args): Verify that address taken
13494 variables have TREE_ADDRESSABLE set.
13496 2009-03-27 Richard Guenther <rguenther@suse.de>
13498 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
13499 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
13500 Do not mark decls TREE_ADDRESSABLE.
13501 (build_fold_addr_expr): Adjust.
13502 (fold_addr_expr): Remove.
13503 (fold_unary): Use build_fold_addr_expr.
13504 (fold_comparison): Likewise.
13505 (split_address_to_core_and_offset): Likewise.
13506 * coverage.c (tree_coverage_counter_addr): Mark the array decl
13508 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
13509 (gimplify_modify_expr_to_memcpy): Mark source and destination
13511 * omp-low.c (create_omp_child_function): Mark the object decl
13513 (lower_rec_input_clauses): Mark the var we take the address of
13515 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
13517 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13519 PR middle-end/39315
13520 * cfgexpand.c (expand_one_stack_var_at): Change alignment
13521 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
13523 2009-03-27 Richard Guenther <rguenther@suse.de>
13525 PR tree-optimization/39120
13526 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
13528 (handle_lhs_call): Process return constraints. Add escape
13529 constraints if necessary.
13530 (handle_const_call): Fill out return constraints. Make nested
13531 case more precise. Avoid consttmp if possible.
13532 (handle_pure_call): Fill out return constraints. Avoid
13533 callused if possible.
13534 (find_func_aliases): Simplify call handling.
13536 2009-03-27 Richard Guenther <rguenther@suse.de>
13538 PR tree-optimization/39120
13539 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
13540 as a representative.
13541 (solve_graph): Do propagate CALLUSED.
13542 (handle_pure_call): Use a scalar constraint from CALLUSED for
13544 (find_what_p_points_to): CALLUSED shall not appear in poins-to
13547 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13550 * c-common.c (handle_aligned_attribute): Properly check alignment
13551 overflow. Use (1U << i) instead of (1 << i).
13553 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
13555 * expr.h (get_mem_align_offset): Updated.
13557 * tree.h (tree_decl_common): Change align to "unsigned int" and
13558 move it before pointer_alias_set.
13560 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13561 Jakub Jelinek <jakub@redhat.com>
13564 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
13565 gr_register_operand with gr_reg_or_0_operand.
13566 (cmpxchg_rel_di): Likewise.
13567 (sync_lock_test_and_set<mode>): Likewise.
13569 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13571 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
13572 (true_regnum): Likewise.
13574 * rtlanal.c (subreg_info): Moved to ...
13575 * rtl.h (subreg_info): Here. New.
13576 (subreg_get_info): New.
13578 * rtlanal.c (subreg_get_info): Make it extern.
13580 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13583 * config/i386/i386.c (ix86_abi): New.
13584 (override_options): Handle -mabi=.
13585 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
13586 (ix86_call_abi_override): Likewise.
13587 (init_cumulative_args): Likewise.
13588 (function_arg_advance): Likewise.
13589 (function_arg_64): Likewise.
13590 (function_arg): Likewise.
13591 (ix86_pass_by_reference): Likewise.
13592 (ix86_function_value_regno_p): Likewise.
13593 (ix86_build_builtin_va_list_abi): Likewise.
13594 (setup_incoming_varargs_64): Likewise.
13595 (is_va_list_char_pointer): Likewise.
13596 (ix86_init_machine_status): Likewise.
13597 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
13598 (ix86_function_type_abi): Return enum calling_abi. Rewrite
13599 for 64bit. Replace DEFAULT_ABI with ix86_abi.
13600 (ix86_function_abi): Make it static and return enum calling_abi.
13601 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
13603 (ix86_fn_abi_va_list): Updated.
13605 * config/i386/i386.h (ix86_abi): New.
13606 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
13607 (CONDITIONAL_REGISTER_USAGE): Likewise.
13608 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
13609 (machine_function): Likewise.
13611 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
13613 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
13614 (STACK_BOUNDARY): Likewise.
13615 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
13617 * config/i386/i386.opt (mabi=): New.
13619 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
13620 return enum calling_abi.
13621 (ix86_function_type_abi): Likewise.
13622 (ix86_function_abi): Removed.
13624 * doc/invoke.texi: Document -mabi= option for x86.
13626 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13628 * builtins.c (real_dconstp): Delete.
13629 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
13631 2009-03-27 Dodji Seketeli <dodji@redhat.com>
13632 Jakub Jelinek <jakub@redhat.com>
13635 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
13636 (gen_subprogram_die): When a function is explicit, generate the
13637 DW_AT_explicit attribute.
13638 * langhooks.h (struct lang_hooks_for_decls): Add
13639 function_decl_explicit_p langhook.
13640 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
13641 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
13643 2009-03-27 Jakub Jelinek <jakub@redhat.com>
13645 * builtins.c (fold_builtin_memory_op): Optimize memmove
13646 into memcpy if we can prove source and destination don't overlap.
13648 * tree-inline.c: Include gt-tree-inline.h.
13649 (clone_fn_id_num): New variable.
13650 (clone_function_name): New function.
13651 (tree_function_versioning): Use it.
13652 * Makefile.in (GTFILES): Add tree-inline.c.
13654 2009-03-27 Mark Mitchell <mark@codesourcery.com>
13656 * BASE-VER: Change to 4.5.0.
13658 2009-03-27 Xinliang David Li <davidxl@google.com>
13660 PR tree-optimization/39557
13661 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
13663 2009-03-27 Xinliang David Li <davidxl@google.com>
13665 PR tree-optimization/39548
13666 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
13669 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13671 * c-common.c (pointer_int_sum): Use %wd on return from
13674 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13676 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
13677 on return from tree_low_cst.
13679 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
13682 * ginclude/stdarg.h (va_copy): Define also for
13683 __GXX_EXPERIMENTAL_CXX0X__.
13685 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13688 * builtins.h (c_strlen): Do not warn here.
13689 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
13690 * c-common.c (pointer_int_sum): Take an explicit location.
13691 Warn about offsets out of bounds.
13692 * c-common.h (pointer_int_sum): Adjust declaration.
13694 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13696 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
13699 2009-03-26 Jakub Jelinek <jakub@redhat.com>
13702 * opts.c (warn_if_disallowed_function_p): Don't assume
13703 get_callee_fndecl must return non-NULL.
13705 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
13707 PR rtl-optimization/39522
13708 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
13709 when reg_reloaded_valid is set.
13711 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13713 * config/spu/divv2df3.c: New file.
13714 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
13715 (DPBIT_FUNCS): Filter out _div_df.
13717 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
13719 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
13720 a jump insn, count that jump in the distance to the loop start.
13722 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
13725 * config/sh/sh.c (calc_live_regs): Fix condition for global
13726 registers except PIC_OFFSET_TABLE_REGNUM.
13728 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
13731 * doc/invoke.texi (-mconsole): New.
13733 (-mno-cygwin): New.
13735 (-mnop-fun-dllimport): New.
13739 (sub section "i386 and x86-64 Windows Options"): New.
13741 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
13743 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
13744 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
13746 2009-03-25 Richard Guenther <rguenther@suse.de>
13748 PR middle-end/39497
13749 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
13752 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
13754 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
13755 neither of haifa/selective schedulers are working.
13757 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13759 * doc/invoke.texi (Debugging Options): Fix description of
13760 -fno-merge-debug-strings.
13762 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
13764 * config/cris/libgcc.ver: New version-script.
13765 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
13767 * configure.ac <GAS features, nop mnemonic>: Add pattern
13768 crisv32-*-* for "nop".
13769 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
13770 * configure: Regenerate.
13772 2009-03-24 Ira Rosen <irar@il.ibm.com>
13774 PR tree-optimization/39529
13775 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
13776 mark_sym_for_renaming for the tag copied to the new vector
13779 2009-03-24 Arthur Loiret <aloiret@debian.org>
13781 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
13782 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
13783 EXTRA_SPEC_FUNCTIONS.
13784 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
13785 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
13786 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
13787 -march and -mtune options.
13789 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
13791 * config/m68k/t-rtems: Add m5329 multilib.
13793 2009-03-24 Dodji Seketeli <dodji@redhat.com>
13794 Jakub Jelinek <jakub@redhat.com>
13797 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
13800 2009-03-23 Jakub Jelinek <jakub@redhat.com>
13803 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
13804 instead of c_parser_expression_conv, if original_code isn't one of the
13805 4 allowed comparison codes, fail.
13807 2009-03-23 Richard Guenther <rguenther@suse.de>
13809 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
13810 * tree.h (struct tree_type): Likewise.
13811 * reload.h (struct insn_chain): Likewise.
13812 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
13813 * function.h (struct function): Likewise.
13814 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
13816 2009-03-23 Jakub Jelinek <jakub@redhat.com>
13818 PR tree-optimization/39516
13819 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
13821 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
13823 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
13824 should be set true if BITS_PER_WORD of target is bigger than 32
13826 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
13828 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
13829 Translate -B-options to -rpath-link. Correct existing
13830 rpath-link and conditionalize on !nostdlib.
13832 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13834 * doc/extend.texi (Function Attributes, Variable Attributes):
13836 * doc/invoke.texi (Debugging Options, Optimize Options)
13837 (i386 and x86-64 Options, MCore Options): Likewise.
13839 2009-03-20 Jakub Jelinek <jakub@redhat.com>
13842 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
13843 it for block local namespace aliases.
13844 (gen_decl_die): Pass context_die to gen_namespace_die.
13846 2009-03-19 Jakub Jelinek <jakub@redhat.com>
13849 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
13850 minimum or maximum value.
13852 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
13854 * reginfo.c (globalize_reg): Recompute derived reg sets.
13856 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
13859 * libgcc2.c (mprotect): Do not use signed arguments for
13860 VirtualProtect, use DWORD arguments. Also fix the 'may
13861 be used uninitialized' warning for the np variable.
13863 2009-03-19 Jakub Jelinek <jakub@redhat.com>
13866 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
13867 functions using regparm calling conventions when not optimizing.
13868 (ix86_function_sseregparm): Similarly for sseregparm calling
13871 2009-03-19 Li Feng <nemokingdom@gmail.com>
13873 PR middle-end/39500
13874 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
13875 dependence if the first conflict is after niter iterations.
13877 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
13879 PR middle-end/38609
13880 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
13881 functions with dynamic stack-pointer adjustments.
13883 2009-03-19 Ben Elliston <bje@au.ibm.com>
13885 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
13886 option; change to -msdata=data.
13888 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13890 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
13893 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
13896 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
13898 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
13900 * doc/invoke.texi (Code Gen Options): Expand discussion of
13903 2009-03-18 Jakub Jelinek <jakub@redhat.com>
13905 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
13906 * matrix-reorg.c (struct matrix_info): Likewise.
13907 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
13908 * rtl.h (struct mem_attrs): Likewise.
13909 * df.h (struct df): Likewise.
13910 * tree-data-ref.h (struct data_dependence_relation): Likewise.
13911 * ira-int.h (struct ira_allocno): Likewise.
13912 * df-scan.c (struct df_collection_rec): Likewise.
13913 * ira.c (struct equivalence): Likewise.
13914 * function.c (struct temp_slot): Likewise.
13915 * cfgloop.h (struct loop): Likewise.
13918 * function.c (use_register_for_decl): When not optimizing, disregard
13919 register keyword for variables with types containing methods.
13921 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
13923 PR middle-end/39447
13924 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
13925 (is_simple_operand): Call contains_component_ref_p before calling data
13926 reference analysis that would fail on COMPONENT_REFs.
13928 * tree-vrp.c (search_for_addr_array): Fix formatting.
13930 2009-03-18 Richard Guenther <rguenther@suse.de>
13932 * tree-vect-transform.c (vect_loop_versioning): Fold the
13933 generated comparisons.
13934 * tree-vectorizer.c (set_prologue_iterations): Likewise.
13935 (slpeel_tree_peel_loop_to_edge): Likewise.
13937 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13939 PR middle-end/37805
13940 * opts.c (print_specific_help): In addition to `undocumented',
13941 accept `separate' and `joined' flags if passed alone. Describe
13942 output by the first matched one of those.
13943 (common_handle_option): Skip over empty strings.
13944 * gcc.c (display_help): Fix help string for `--help='.
13945 * doc/invoke.texi (Option Summary, Overall Options): With
13946 `--help=', classes and qualifiers can both be repeated, but
13947 only the latter can be negated. One should not pass only
13948 negated qualifiers. Fix markup and examples.
13951 2008-10-14 Jakub Jelinek <jakub@redhat.com>
13952 PR middle-end/37805
13953 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
13954 and -fhelp=separate.
13956 2009-03-17 Jing Yu <jingyu@google.com>
13958 PR middle-end/39378
13959 * function.h (struct rtl_data): Move is_thunk from here...
13960 (struct function): ...to here.
13961 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
13962 * varasm.c (assemble_start_function): Change is_thunk from crtl to
13964 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
13966 (alpha_does_function_need_gp, alpha_start_function): Likewise.
13967 (alpha_output_function_end_prologue): Likewise.
13968 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
13969 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
13970 (rs6000_output_function_epilogue): Likewise.
13971 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
13973 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
13976 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
13977 from different units in a single alternative.
13978 (*truncdfsf_i387): Ditto.
13979 (*truncxfsf2_mixed): Ditto.
13980 (*truncxfdf2_mixed): Ditto.
13982 2009-03-17 Jakub Jelinek <jakub@redhat.com>
13984 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
13985 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
13988 * tree-ssa-live.c (remove_unused_locals): Don't remove local
13989 unused non-artificial variables when not optimizing.
13992 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
13993 DW_TAG_imported_module even if decl is IMPORTED_DECL with
13994 NAMESPACE_DECL in its DECL_INITIAL.
13996 PR middle-end/39443
13997 * optabs.c (set_user_assembler_libfunc): New function.
13998 * expr.h (set_user_assembler_libfunc): New prototype.
13999 * c-common.c: Include libfuncs.h.
14000 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
14001 for memcmp, memset, memcpy, memmove and abort.
14002 * Makefile.in (c-common.o): Depend on libfuncs.h.
14005 * dwarf2out.c (gen_inlined_enumeration_type_die,
14006 gen_inlined_structure_type_die, gen_inlined_union_type_die,
14007 gen_tagged_type_instantiation_die): Removed.
14008 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
14011 2009-03-17 Janis Johnson <janis187@us.ibm.com>
14014 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
14016 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
14017 (check-parallel-%): Ditto.
14018 (check-consistency): Ditto.
14020 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
14022 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
14023 local variable rhs by NULL_TREE.
14025 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14028 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
14030 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14033 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
14035 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14038 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
14039 for ms->sysv ABI calls only in 64bit mode.
14041 * config/i386/i386.md (untyped_call): Support 32bit.
14043 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
14045 * doc/extend.texi: Replace x86_65 with x86_64.
14047 2009-03-16 Jakub Jelinek <jakub@redhat.com>
14049 PR tree-optimization/39455
14050 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
14051 mismatches for POINTER_TYPE_P (type).
14052 (number_of_iterations_le): Likewise.
14054 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14056 * config/picochip/picochip.c: Removed profiling support.
14057 * config/picochip/picochip.md: Removed profiling instruction.
14058 * config/picochip/picochip.h: Removed profiling builtin.
14060 2009-03-16 Joseph Myers <joseph@codesourcery.com>
14062 * doc/install.texi (--with-host-libstdcxx): Document.
14064 2009-03-14 Anatoly Sokolov <aesok@post.ru>
14067 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
14068 generate a warning if the function name does not begin with
14069 "__vector" and the function has either the 'signal' or 'interrupt'
14070 attribute, from here to ...
14071 (avr_declare_function_name): ...here. New function.
14072 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
14073 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
14075 2009-03-14 Jakub Jelinek <jakub@redhat.com>
14078 * cse.c (fold_rtx): Don't modify original const_arg1 when
14079 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
14080 separate variable instead.
14081 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
14082 from out of range shift counts.
14083 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
14085 2009-03-13 Catherine Moore <clm@codesourcery.com>
14087 * config/i386/x-mingw32 (host-mingw32.o): Replace
14088 diagnostic.h with $(DIAGNOSTIC_H).
14090 2009-03-12 Jakub Jelinek <jakub@redhat.com>
14093 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
14095 * config/i386/sync.md (sync_compare_and_swap<mode>,
14096 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
14097 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
14099 (sync_double_compare_and_swapdi_pic,
14100 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
14101 cmpxchg8b_pic_memory_operand instead of just memory_operand.
14103 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14106 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
14108 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14111 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14112 (avx_addsubv4df3): Likewise.
14113 (*avx_addsubv4sf3): Likewise.
14114 (sse3_addsubv4sf3): Likewise.
14116 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14119 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
14121 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
14124 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
14125 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14126 registers for allocnos created from user-defined variables.
14128 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14131 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
14132 of non-integer mode as well.
14134 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
14136 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
14137 for functions for which the parameter types are unknown.
14139 2009-03-11 Jakub Jelinek <jakub@redhat.com>
14142 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
14143 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
14144 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
14145 * config/i386/i386.c (ix86_local_alignment): For
14146 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
14147 long long variables on the stack to avoid dynamic realignment.
14148 Allow the first argument to be a decl rather than type.
14149 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
14151 2009-03-11 Nick Clifton <nickc@redhat.com>
14154 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
14156 Add description to mno-lsim option.
14157 * config/mcore/mcore.h: Remove comment about deprecated m4align
14159 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
14160 * doc/invoke.texi: Add description of mno-lsim and
14161 mstack-increment options.
14163 * config/fr30/fr30.opt: Document the -mno-lsim option.
14164 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
14165 and -mno-lsim options.
14167 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14169 * fold-const.c (fold_comparison): Only call fold_inf_compare
14170 if the mode supports infinities.
14172 2009-03-11 Jason Merrill <jason@redhat.com>
14175 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
14176 end already did. Notice GIMPLE_CALL modifications of the result.
14177 Don't copy debug information from an ignored decl or a decl from
14180 2009-03-10 Richard Guenther <rguenther@suse.de>
14181 Nathan Froyd <froydnj@codesourcery.com>
14183 PR middle-end/37850
14184 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
14185 (__divMODE3): Likewise.
14187 2009-03-09 Jakub Jelinek <jakub@redhat.com>
14189 PR tree-optimization/39394
14190 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
14191 DECL_SIZE_UNIT of variable length FIELD_DECLs.
14193 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14195 * recog.c (verfiy_changes): Disallow renaming of hard regs in
14196 inline asms for register asm ("") declarations.
14198 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
14200 * fold-const.c (fold_unary): Fix comment.
14202 2009-03-07 Jan Hubicka <jh@suse.cz>
14205 * tree-inline.c (setup_one_parameter): Do replacement of const
14206 argument by constant in SSA form.
14208 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14210 PR middle-end/38028
14211 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
14212 determine alignment passed to assign_stack_local.
14213 (assign_parms_unsplit_complex): Likewise.
14214 * except.c (sjlj_build_landing_pads): Likewise.
14216 2009-03-06 Jakub Jelinek <jakub@redhat.com>
14218 PR middle-end/39360
14219 * tree-flow.h (add_referenced_var): Return bool instead of void.
14220 * tree-dfa.c (add_referenced_var): Return result of
14221 referenced_var_check_and_insert call.
14222 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
14223 of referenced_var_check_and_insert.
14226 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
14227 (gen_variable_die): Emit DW_AT_location on abstract static variable's
14228 DIE, don't emit it if abstract origin already has it.
14229 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
14230 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
14232 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14234 * genpreds.c (needs_variable): Fix parentheses at variable name
14236 (write_tm_constrs_h): Indent generated code.
14238 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14240 * doc/extend.texi (Function Attributes): Add documentation
14241 for isr attributes.
14243 2009-03-06 Jakub Jelinek <jakub@redhat.com>
14246 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
14247 take locus from its DECL_SOURCE_LOCATION instead of input_location.
14249 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
14251 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
14254 2009-03-05 Jakub Jelinek <jakub@redhat.com>
14257 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
14258 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
14260 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
14262 * config/i386/i386.md (R8_REG, R9_REG): New constants.
14263 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
14264 constants instead of magic numbers.
14265 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
14267 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
14268 (x86_64_ms_abi_int_parameter_registers): Ditto.
14269 (x86_64_int_return_registers): Ditto.
14270 (ix86_maybe_switch_abi): Ditto.
14271 (ix86_expand_call): Ditto for clobbered_registers array.
14272 (ix86_hard_regno_mode_ok): Ditto.
14273 (x86_extended_QIreg_mentioned_p): Ditto.
14275 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
14277 PR tree-optimization/39349
14278 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
14280 * combine.c (gen_lowpart_for_combine): Use omode when generating
14283 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
14285 PR rtl-optimization/39235
14286 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
14288 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
14290 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
14292 2009-03-04 Richard Guenther <rguenther@suse.de>
14294 PR tree-optimization/39362
14295 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
14296 that occur in abnormal PHIs should be varying.
14298 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
14300 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
14302 (simple_iv): Take loop as an argument instead of statement.
14303 * tree-scalar-evolution.h (simple_iv): Declaration changed.
14304 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
14306 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
14308 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
14309 * matrix-reorg.c (analyze_transpose): Ditto.
14310 * tree-data-ref.c (dr_analyze_innermost): Ditto.
14311 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
14312 * tree-predcom.c (ref_at_iteration): Ditto.
14313 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
14315 2009-03-04 Richard Guenther <rguenther@suse.de>
14317 PR tree-optimization/39358
14318 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
14319 escaped_id and callused_id.
14320 (solve_graph): Likewise.
14322 2009-03-04 Richard Guenther <rguenther@suse.de>
14324 PR tree-optimization/39339
14325 * tree-sra.c (try_instantiate_multiple_fields): Make it
14326 no longer ICE on the above.
14328 2009-03-03 Joseph Myers <joseph@codesourcery.com>
14330 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
14331 that fits within Pmode.
14333 2009-03-03 Steve Ellcey <sje@cup.hp.com>
14335 PR middle-end/10109
14336 * tm.texi (LIBCALL_VALUE): Update description.
14338 2009-03-03 Steve Ellcey <sje@cup.hp.com>
14340 PR middle-end/34443
14341 * doc/extend.texi (section): Update description.
14343 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
14345 PR middle-end/39345
14346 * tree-inline.c (remapped_type): New.
14347 (can_be_nonlocal): Call remapped_type instead of remap_type.
14349 2009-03-03 Jakub Jelinek <jakub@redhat.com>
14352 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
14353 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
14355 2009-03-03 Richard Guenther <rguenther@suse.de>
14357 PR middle-end/39272
14358 * tree.c (tree_nonartificial_location): New function.
14359 * tree.h (tree_nonartificial_location): Declare.
14360 * builtins.c (expand_builtin_memory_chk): Provide location
14361 of the call location for artificial function pieces.
14362 (maybe_emit_chk_warning): Likewise.
14363 (maybe_emit_sprintf_chk_warning): Likewise.
14364 (maybe_emit_free_warning): Likewise.
14365 * expr.c (expand_expr_real_1): Likewise.
14367 2009-03-03 Jakub Jelinek <jakub@redhat.com>
14369 PR tree-optimization/39343
14370 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
14371 COMPONENT_REF t has ARRAY_TYPE.
14373 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
14375 PR middle-end/39335
14376 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
14377 when the type precision of the induction variable should be
14378 larger than the type precision of nit.
14379 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
14380 * graphite.c (graphite_loop_normal_form): Same.
14381 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
14383 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
14385 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
14386 (*call_1_rex64_ms_sysv): Use named constants instead of magic
14387 numbers to describe clobbered registers.
14388 (*call_value_0_rex64_ms_sysv): Ditto.
14389 * config/i386/mmx.md (mmx_emms): Ditto.
14390 (mmx_femms): Ditto.
14392 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
14394 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
14397 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14399 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
14400 (spu_section_type_flags): New function.
14402 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
14404 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
14405 reg_class_contents of FLOAT_REGS into a temporary.
14407 2009-03-02 Richard Guenther <rguenther@suse.de>
14408 Ira Rosen <irar@il.ibm.com>
14410 PR tree-optimization/39318
14411 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
14412 information to the vectorized statement.
14414 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
14416 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
14417 variable. Use defined names instead of magic constants for REX SSE
14420 2009-03-01 Richard Guenther <rguenther@suse.de>
14422 PR tree-optimization/39331
14423 * omp-low.c (lower_send_shared_vars): Do not receive new
14424 values for the reference of DECL_BY_REFERENCE parms or results.
14426 2009-03-01 Jan Hubicka <jh@suse.cz>
14429 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
14430 BLOCK_NONLOCALIZED_VAR): New macros.
14431 (tree_block): Add nonlocalized_vars.
14432 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
14433 gen_decl_die): Add origin argument. Allow generation of die with
14434 origin at hand only.
14435 (gen_member_die, gen_type_die_with_usage, force_decl_die,
14436 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
14438 (gen_block_die): Fix checking for unused blocks.
14439 (process_scope_var): Break out from .... ; work with origins only.
14440 (decls_for_scope) ... here; process nonlocalized list.
14441 (dwarf2out_ignore_block): Look for nonlocalized vars.
14442 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
14444 (dump_scope_block): Dump them.
14445 * tree-inline.c (remap_decls): Handle nonlocalized vars.
14446 (remap_block): Likewise.
14447 (can_be_nonlocal): New predicate.
14448 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
14450 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14452 * configure: Regenerate.
14454 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14456 * optc-gen.awk: No need to duplicate option flags twice.
14457 Reuse help texts for duplicate options which do not have any.
14459 * gcc.c (display_help): Document --version.
14461 * gcc.c (main): If print_help_list and verbose_flag, ensure
14462 driver output comes before subprocess output.
14464 * optc-gen.awk: Assign all remaining fields to help string,
14465 space-separated, for multi-line help in *.opt.
14467 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
14468 -Wno-pedantic-ms-format is for MinGW targets only.
14470 * doc/options.texi (Option file format): Fix bad indentation,
14471 restoring dropped sentence.
14473 2009-02-28 Jan Hubicka <jh@suse.cz>
14475 * tree-inline.c (tree_function_versioning): Output debug info.
14477 2009-02-28 Jan Hubicka <jh@suse.cz>
14480 * tree-inline.c (setup_one_parameter): Do not copy propagate
14481 arguments when not optimizing.
14483 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
14486 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14487 (avx_addsubv4df3): Likewise.
14488 (*avx_addsubv4sf3): Likewise.
14489 (sse3_addsubv4sf3): Likewise.
14490 (*avx_addsubv2df3): Likewise.
14491 (sse3_addsubv2df3): Likewise.
14492 (avx_unpckhps256): Correct item selectors.
14493 (avx_unpcklps256): Likewise.
14494 (avx_unpckhpd256): Likewise.
14495 (avx_unpcklpd256): Likewise.
14497 2009-02-28 Jan Hubicka <jh@suse.cz>
14499 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
14501 (copy_arguments_for_versioning): If var is declared don't declare it.
14502 (tree_function_versioning): First setup substitutions and then copy
14505 2009-02-27 Jan Hubicka <jh@suse.cz>
14508 * cgraph.h (varpool_output_debug_info): Remove.
14509 * cgraphunit.c (varpool_output_debug_info): Remove.
14510 * dwarf2out.c (deferred_locations_struct): New struct
14511 (deferred_locations): New type.
14512 (deferred_locations_list): New static var.
14513 (deffer_location): New function.
14514 (gen_variable_die): Use it.
14515 (decls_for_scope): Output info on local static vars.
14516 (dwarf2out_finish): Process deferred locations.
14517 * varpool.c (varpool_output_debug_info): Remove.
14519 2009-02-27 Jan Hubicka <jh@suse.cz>
14522 * tree.h (TREE_PROTECTED): Fix comment.
14523 (BLOCK_HANDLER_BLOCK): Remove.
14524 (struct tree_block): Remove handler_block add body_block.
14525 (inlined_function_outer_scope_p): New.
14526 (is_body_block): Remove.
14527 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
14528 * dwarf2out.c (is_inlined_entry_point): Remove.
14529 (add_high_low_attributes): Use inlined_function_outer_scope_p.
14530 (gen_block_die): Use is_inlined_entry_point check. Remove body block
14532 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
14533 * gimplify.c (gimplify_expr): Gimplify body blocks.
14534 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
14535 block with multiple subblocks.
14536 (dump_scope_block): Prettier output; dump more flags and info.
14537 (dump_scope_blocks): New.
14538 (remove_unused_locals): Use dump_scope_blocks.
14539 * tree-flow.h (dump_scope_blocks): Declare.
14540 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
14541 * stmt.c (is_body_block): Remove.
14542 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
14543 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
14545 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
14547 PR middle-end/39308
14548 * graphite.c (graphite_loop_normal_form): Do not call
14549 number_of_iterations_exit from a gcc_assert.
14551 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14553 * config/s390/s390.c (s390_swap_cmp): Look for conditional
14554 jumps if COND is NULL.
14555 (find_cond_jump): New function.
14556 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
14557 * config/s390/s390.md: Remove z10_cobra attribute value.
14559 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
14561 * config/alpha/alpha.h (alpha_expand_mov): Return false if
14562 force_const_mem returns NULL_RTX.
14564 2009-02-26 Jan Hubicka <jh@suse.cz>
14567 * cgraph.h (varpool_output_debug_info): Remove.
14568 * cgraphunit.c (varpool_output_debug_info): Remove.
14569 * dwarf2out.c (deferred_locations_struct): New struct
14570 (deferred_locations): New type.
14571 (deferred_locations_list): New static var.
14572 (deffer_location): New function.
14573 (gen_variable_die): Use it.
14574 (decls_for_scope): Output info on local static vars.
14575 (dwarf2out_finish): Process deferred locations.
14576 * varpool.c (varpool_output_debug_info): Remove.
14578 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
14580 PR rtl-optimization/39241
14581 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
14582 to subreg_offset_representable_p.
14584 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
14586 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
14587 execute function prototype. Get f and nregs from max_reg_num
14588 and get_insns. Remove the first backward pass as it's dead,
14589 guard the forward pass by flag_expensive_optimizations.
14590 (rest_of_handle_regmove): Delete.
14591 (pass_regmove): Replace it with regmove_optimize.
14593 2009-02-25 Martin Jambor <mjambor@suse.cz>
14595 PR tree-optimization/39259
14596 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
14597 calls_alloca function flags.
14598 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
14599 calls are detected.
14601 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
14603 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
14604 flags_set_1_rtx, flags_set_1_set): Delete.
14605 (regmove_optimize): Do not call mark_flags_life_zones.
14607 2009-02-24 Julian Brown <julian@codesourcery.com>
14610 * config/arm/arm.c (require_pic_register): Only set
14611 cfun->machine->pic_reg once per function.
14613 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
14615 * doc/invoke.texi (Link Options): Document an easier way to pass
14616 options that take arguments to the GNU linker using -Xlinker and -Wl.
14618 2009-02-24 Steve Ellcey <sje@cup.hp.com>
14621 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
14623 2009-02-24 Richard Guenther <rguenther@suse.de>
14626 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
14628 2009-02-24 Richard Guenther <rguenther@suse.de>
14629 Zdenek Dvorak <ook@ucw.cz>
14631 PR tree-optimization/39233
14632 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
14633 from converting them to a generic type.
14635 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
14637 PR tree-optimization/39260
14638 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
14639 contains a condition with a real type.
14640 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
14642 2009-02-23 Jason Merrill <jason@redhat.com>
14645 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
14646 narrowing_initializer_constant_valid_p.
14647 (narrowing_initializer_constant_valid_p): Don't return
14648 null_pointer_node for adding a pointer to itself.
14650 2009-02-23 Jan Hubicka <jh@suse.cz>
14653 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
14656 2009-02-23 Jan Hubicka <jh@suse.cz>
14658 PR tree-optimization/37709
14659 * tree.c (block_ultimate_origin): Move here from dwarf2out.
14660 * tree.h (block_ultimate_origin): Declare.
14661 * dwarf2out.c (block_ultimate_origin): Move to tree.c
14662 * tree-ssa-live.c (remove_unused_scope_block_p):
14663 Eliminate blocks containig no instructions nor live variables nor
14665 (dump_scope_block): New function.
14666 (remove_unused_locals): Enable removal of dead blocks by default;
14667 enable dumping at TDF_DETAILS.
14669 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14671 * config/i386/i386.c (classify_argument): Don't allow COImode
14673 (function_arg_advance_32): Don't allow OImode.
14674 (function_arg_32): Likewise.
14675 (function_value_32): Likewise.
14676 (return_in_memory_32): Likewise.
14677 (function_arg_64): Remove OImode comment.
14679 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14682 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14683 ix86_expand_vector_set for V4DImode in 64bit mode only.
14684 (ix86_expand_vector_init_one_var): Likewise.
14686 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
14688 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
14690 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
14693 * loop-iv.c: Revert last change.
14694 * emit-rtl.c: Likewise.
14696 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14699 * config/i386/i386.c (type_natural_mode): Remove an extra
14700 space in the warning message.
14701 (function_value_32): Handle 32-byte vector modes.
14702 (return_in_memory_32): Likewise.
14704 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
14706 * loop-iv.c (truncate_value): New function.
14707 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
14709 (lowpart_subreg): Move to...
14710 * emit-rtl.c: ...here.
14712 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
14714 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
14715 accidental and undocumented change at revision 140860.
14717 2009-02-21 Joseph Myers <joseph@codesourcery.com>
14719 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
14720 take gimple_seq * arguments.
14721 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
14722 types_compatible_p langhook.
14724 2009-02-20 Mark Mitchell <mark@codesourcery.com>
14725 Joseph Myers <joseph@codesourcery.com>
14727 * config/arm/arm.c (arm_builtin_va_list): New function.
14728 (arm_expand_builtin_va_start): Likewise.
14729 (arm_gimplify_va_arg_expr): Likewise.
14730 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
14731 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
14732 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
14733 (va_list_type): New variable.
14734 (arm_mangle_type): Mangle va_list_type appropriately.
14736 2009-02-20 Jakub Jelinek <jakub@redhat.com>
14738 PR middle-end/39157
14739 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
14740 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
14741 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
14742 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
14743 parameter to 1000 for -O1 by default.
14744 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
14746 * loop-invariant.c: Include params.h.
14747 (move_loop_invariants): Don't call move_single_loop_invariants on
14750 2009-02-20 Jaka Mocnik <jaka@xlab.si>
14752 * calls.c (emit_library_call_value_1): Use slot_offset instead of
14753 offset when calculating bounds for indexing stack_usage_map. Fixes
14754 a buffer overflow with certain target setups.
14756 2009-02-20 Jakub Jelinek <jakub@redhat.com>
14759 * calls.c (expand_call): Clear try_tail_call if caller and callee
14760 disagree in promotion of function return value.
14762 2009-02-19 Jakub Jelinek <jakub@redhat.com>
14765 * c-common.c (c_determine_visibility): If visibility changed and
14766 DECL_RTL has been already set, call make_decl_rtl to update symbol
14769 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
14772 * varasm.c (assemble_variable): Don't check DECL_NAME when
14773 globalizing a variable.
14775 2009-02-19 Joseph Myers <joseph@codesourcery.com>
14778 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
14779 expression before any __builtin_trap call.
14780 * c-typeck.c (build_function_call): Convert and check function
14781 arguments before generating a call to a trap. Evaluate the
14782 function arguments before the trap.
14784 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
14787 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
14788 (UNSPEC_FXAM_MEM): New unspec.
14789 (fxam<mode>2_i387_with_temp): New insn and split pattern.
14790 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
14791 memory using fxam<mode>2_i387_with_temp to remove excess precision.
14793 2009-02-19 Richard Guenther <rguenther@suse.de>
14795 PR tree-optimization/39207
14796 PR tree-optimization/39074
14797 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
14798 storedanything_tree): New.
14799 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
14800 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
14801 (build_succ_graph): Add edges from STOREDANYTHING to all
14803 (init_base_vars): Initialize STOREDANYTHING.
14804 (compute_points_to_sets): Free substitution info after
14805 building the succ graph.
14806 (ipa_pta_execute): Likewise.
14808 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
14810 (do_ds_constraint): Do not add to special var or non-pointer
14812 (type_could_have_pointers): Split out from ...
14813 (could_have_pointers): ... here. For arrays use the element type.
14814 (create_variable_info_for): Initialize may_have_pointers.
14815 (new_var_info): Likewise.
14816 (handle_lhs_call): Make the HEAP variable unknown-sized.
14817 (intra_create_variable_infos): Use a type with pointers for
14818 PARM_NOALIAS, make it unknown-sized.
14820 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
14823 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
14825 2009-02-18 Jason Merrill <jason@redhat.com>
14828 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
14829 value if DECL_EXTERNAL.
14830 * tree-sra.c (sra_walk_gimple_assign): Likewise.
14831 * target.h (gcc_target::binds_local_p): Clarify "module".
14832 * tree.h (TREE_PUBLIC): Clarify "module".
14834 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
14837 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
14838 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
14840 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
14843 * c.opt (Wabi): Support C and ObjC.
14846 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
14848 * config/i386/i386.c (classify_argument): Warn once about the ABI
14849 change when passing union with long double.
14851 * doc/invoke.texi: Update -Wabi for warning psABI changes.
14853 2009-02-18 Joseph Myers <joseph@codesourcery.com>
14856 * c-parser.c (c_parser_compound_statement): Always enter and leave
14859 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14862 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
14864 2009-02-18 Jakub Jelinek <jakub@redhat.com>
14866 PR tree-optimization/36922
14867 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
14868 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
14871 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14873 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
14876 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14878 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
14880 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14882 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
14885 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
14886 Richard Sandiford <rdsandiford@googlemail.com>
14888 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
14889 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
14890 (loongson_biadd): ...this.
14892 2009-02-17 Richard Guenther <rguenther@suse.de>
14894 PR tree-optimization/39202
14895 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
14896 a var make sure to follow existing collapses.
14898 2009-02-17 Richard Guenther <rguenther@suse.de>
14900 PR middle-end/39214
14901 * langhooks.c (lhd_print_error_function): Check for NULL block.
14903 2009-02-17 Richard Guenther <rguenther@suse.de>
14905 PR tree-optimization/39204
14906 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
14909 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
14911 * config/soft-fp/double.h: Update from glibc CVS.
14913 2009-02-17 Richard Guenther <rguenther@suse.de>
14915 PR tree-optimization/39207
14916 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
14917 strict-aliasing warnings for pointers pointing to NULL.
14919 2009-02-16 Joseph Myers <joseph@codesourcery.com>
14922 * c-parser.c (c_parser_braced_init): Call pop_init_level when
14923 skipping until next close brace.
14925 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
14928 * config/i386/i386.c (ix86_expand_push): Set memory alignment
14929 to function argument boundary.
14931 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14933 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
14934 in the lea_add. Reload eventually constraints it properly.
14935 * config/picochip/constraints.md: Remove the target constraint
14936 "b", since it is not needed anymore.
14938 2009-02-16 Jakub Jelinek <jakub@redhat.com>
14940 * gthr-dce.h: Uglify function parameter and local variable names.
14941 * gthr-gnat.h: Likewise.
14942 * gthr-mipssde.h: Likewise.
14943 * gthr-nks.h: Likewise.
14944 * gthr-posix95.h: Likewise.
14945 * gthr-posix.h: Likewise.
14946 * gthr-rtems.h: Likewise.
14947 * gthr-single.h: Likewise.
14948 * gthr-solaris.h: Likewise.
14949 * gthr-tpf.h: Likewise.
14950 * gthr-vxworks.h: Likewise.
14951 * gthr-win32.h: Likewise.
14953 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
14956 * config/i386/i386.md: Restrict the new peephole2 to move
14957 between MMX/SSE registers.
14959 2009-02-15 Richard Guenther <rguenther@suse.de>
14962 2009-02-13 Richard Guenther <rguenther@suse.de>
14964 * configure.ac: Enable LFS.
14965 * configure: Re-generate.
14966 * config.in: Likewise.
14968 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14970 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
14971 spu_srqwbyte, spu_srqwbytebc): Define.
14972 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
14973 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
14974 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
14975 "shrqby_<mode>"): New insn-and-split patterns.
14976 * config/spu/spu.c (expand_builtin_args): Determine and return
14977 number of operands using spu_builtin_description data.
14978 (spu_expand_builtin_1): Use it.
14980 2009-02-13 Steve Ellcey <sje@cup.hp.com>
14983 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
14986 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14989 * config/i386/i386.c (override_options): Correct warning
14990 messages for -malign-loops, -malign-jumps and -malign-functions.
14992 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14995 * config/i386/i386.md: Restrict the new peephole2 to move
14996 between the general purpose registers.
14998 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15001 * config/i386/i386.c (type_natural_mode): Add a new argument.
15002 Return the original mode and warn ABI change if vector size is 32byte.
15003 (function_arg_advance): Updated.
15004 (function_arg): Likewise.
15005 (ix86_function_value): Likewise.
15006 (ix86_return_in_memory): Likewise.
15007 (ix86_sol10_return_in_memory): Likewise.
15008 (ix86_gimplify_va_arg): Likewise.
15009 (function_arg_32): Don't warn ABX ABI change here.
15010 (function_arg_64): Likewise.
15012 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
15014 * loop-iv.c (implies_p): In the final case, test that operands 0
15015 of the two comparisons match.
15017 * config/bfin/bfin.c (find_prev_insn_start): New function.
15018 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
15019 (find_next_insn_start): Move.
15021 2009-02-13 Richard Guenther <rguenther@suse.de>
15023 * configure.ac: Enable LFS.
15024 * configure: Re-generate.
15025 * config.in: Likewise.
15027 2009-02-13 Joseph Myers <joseph@codesourcery.com>
15030 * c-parser.c (c_parser_parms_list_declarator): Discard pending
15031 sizes on syntax error after some arguments have been parsed.
15033 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15035 * doc/invoke.texi (-fira): Remove.
15037 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15039 * caller-save.c: Replace regclass.c with reginfo.c in comments.
15040 * recog.c: Likewise.
15043 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
15045 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
15046 (umul_ppmm): Likewise.
15047 (count_leading_zeros): Likewise.
15048 (count_trailing_zeros): Likewise.
15049 (UMUL_TIME): Likewise.
15051 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15053 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
15054 soft-fp/t-softfp to tmake_file.
15056 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
15057 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
15058 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
15059 IA64_BUILTIN_INFQ]: New.
15060 (ia64_init_builtins): Initialize __builtin_infq,
15061 __builtin_fabsq and __builtin_copysignq if not HPUX.
15062 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
15063 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
15065 * config/ia64/lib1funcs.asm (__divtf3): Define only if
15067 (__fixtfti): Likewise.
15068 (__fixunstfti): Likewise.
15069 (__floattitf): Likewise.
15071 * config/ia64/libgcc-glibc.ver: New.
15072 * config/ia64/t-fprules-softfp: Likewise.
15073 * config/ia64/sfp-machine.h: Likewise.
15075 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
15076 (LIBGCC2_TF_CEXT): Likewise.
15077 (TF_SIZE): Likewise.
15078 (TARGET_INIT_LIBFUNCS): Likewise.
15080 * config/ia64/t-glibc (SHLINB_MAPFILES):
15081 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
15083 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15085 * config/i386/i386.c (construct_container): Rewrite processing
15086 BLKmode with X86_64_SSE_CLASS.
15088 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
15091 * config/i386/i386.md: Replace simplify_replace_rtx with
15092 replace_rtx in the new peephole2.
15094 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
15096 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
15097 loop unrolling do not happen at -O2.
15099 2009-02-12 Michael Matz <matz@suse.de>
15101 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
15103 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15105 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
15108 2009-02-12 Ben Elliston <bje@au.ibm.com>
15110 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
15111 patterns when updating the back chain. Missed in the 2009-02-10
15114 2009-02-11 Janis Johnson <janis187@us.ibm.com>
15116 * doc/extend.texi (Decimal Floating Types): Update identifier of
15117 draft TR and list of missing support.
15119 2009-02-11 Jakub Jelinek <jakub@redhat.com>
15121 PR middle-end/39154
15122 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
15123 bit to variable length decl's flags, add it also to its
15124 pointer replacement variable.
15126 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
15127 Jakub Jelinek <jakub@redhat.com>
15130 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
15131 (memory_blockage): New expander.
15132 (*memory_blockage): New insn pattern.
15133 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
15134 instead of general blockage at the end of function prologue when
15135 frame pointer is used to access red zone area. Do not emit blockage
15136 when profiling, it is emitted in generic code.
15137 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
15138 function epilogue when frame pointer is used to access red zone area.
15140 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
15143 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
15144 by arithmetic with memory operands.
15145 * config/i386/predicates.md (commutative_operator): New.
15147 2009-02-10 Janis Johnson <janis187@us.ibm.com>
15149 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
15152 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
15154 * alias.h (record_alias_subset): Declare.
15155 * alias.c (record_alias_subset): Make global.
15157 2009-02-10 Nick Clifton <nickc@redhat.com>
15159 * tree-parloops.c: Change license to GPLv3.
15160 * ipa-struct-reorg.c: Change license to GPLv3.
15161 * ipa-struct-reorg.h: Change license to GPLv3.
15163 2009-02-10 Steve Ellcey <sje@cup.hp.com>
15166 * c-decl.c (start_struct): Return NULL on error.
15168 2009-02-10 Jakub Jelinek <jakub@redhat.com>
15170 PR middle-end/39124
15171 * cfgloopmanip.c (remove_path): Call remove_bbs after
15172 cancel_loop_tree, not before it.
15175 * function.h (struct function): Add has_local_explicit_reg_vars bit.
15176 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
15177 VAR_DECLs were seen.
15178 * tree-ssa-live.c (remove_unused_locals): Recompute
15179 cfun->has_local_explicit_reg_vars.
15180 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
15181 copies or clearings if cfun->has_local_explicit_reg_vars.
15183 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
15186 * config/i386/i386.c (expand_prologue): Emit blockage at the end
15187 of function prologue when frame pointer is used to access
15190 2009-02-10 Richard Guenther <rguenther@suse.de>
15192 PR middle-end/39127
15193 * gimplify.c (gimple_regimplify_operands): Always look if
15194 we need to create a temporary.
15196 2009-02-10 Richard Guenther <rguenther@suse.de>
15198 PR tree-optimization/39132
15199 * tree-loop-distribution.c (todo): New global var.
15200 (generate_memset_zero): Trigger TODO_rebuild_alias.
15201 (tree_loop_distribution): Return todo.
15203 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
15206 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
15207 (x86_64_reg_class_name): Removed.
15208 (classify_argument): Return 0 if bytes > 32. Return 0 if the
15209 first one isn't X86_64_SSE_CLASS or any other ones aren't
15210 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
15211 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
15212 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
15213 and 3 X86_64_SSEUP_CLASS.
15214 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
15215 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
15217 2009-02-10 Ben Elliston <bje@au.ibm.com>
15219 * config/rs6000/rs6000.md (allocate_stack): Always use an update
15220 form instruction to update the stack back chain word, even if the
15221 user has disabled the generation of update instructions.
15222 (movdi_<mode>_update_stack): New.
15223 (movsi_update_stack): Likewise.
15224 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
15225 always use an update form instruction to update the stack back
15228 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
15230 PR middle-end/38953
15231 * graphite.c (if_region_set_false_region): After moving a region in
15232 the false branch of a condition, remove the empty dummy basic block.
15233 (gloog): Remove wrong fix for PR38953.
15235 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15237 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
15238 generation due to implicit sign extension.
15240 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
15242 PR middle-end/38981
15243 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
15244 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
15246 2009-02-09 Richard Guenther <rguenther@suse.de>
15248 PR middle-end/35202
15249 * convert.c (convert_to_real): Disable (float)fn((double)x)
15250 to fnf(x) conversion if errno differences may occur and
15251 -fmath-errno is set.
15253 2009-02-07 Anatoly Sokolov <aesok@post.ru>
15255 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
15256 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15257 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15259 2009-02-06 Joseph Myers <joseph@codesourcery.com>
15262 * c-common.c (handle_alias_attribute): Disallow attribute for
15263 anything not a FUNCTION_DECL or VAR_DECL.
15265 2009-02-06 Janis Johnson <janis187@us.ibm.com>
15268 * real.c (do_compare): Special-case compare of zero against
15269 decimal float value.
15271 2009-02-06 Joseph Myers <joseph@codesourcery.com>
15274 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
15275 as indicating flexible array members unless the field itself is
15276 being declarared as the incomplete array.
15278 2009-02-06 Jan Hubicka <jh@suse.cz>
15280 PR tree-optimization/38844
15281 * ipa-inline.c (try_inline): Stop inlining recursion when edge
15282 is already inlined.
15284 2009-02-06 Richard Guenther <rguenther@suse.de>
15286 PR middle-end/38977
15287 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
15288 fork because we may expand it as __gcov_fork.
15290 2009-02-06 Nick Clifton <nickc@redhat.com>
15292 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
15294 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
15296 PR tree-optimization/35659
15297 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
15298 vn_phi_eq): Shortcut if hashcode does not match.
15299 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
15301 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
15302 and avoid iterative_hash_expr.
15303 (FOR_EACH_VALUE_ID_IN_SET): New.
15304 (value_id_compare): Remove.
15305 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
15306 sort expressions by value id.
15308 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
15311 * config/sh/predicates.md (general_movsrc_operand): Don't check
15312 the subreg of system registers here.
15314 2009-02-05 Jakub Jelinek <jakub@redhat.com>
15317 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
15318 on the copied decl.
15320 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
15322 PR rtl-optimization/39110
15323 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
15324 addresses, not aligned ones.
15326 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
15327 Richard Guenther <rguenther@suse.de>
15329 PR tree-optimization/39100
15330 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
15331 comment says and add edges.
15333 2009-02-05 Joseph Myers <joseph@codesourcery.com>
15336 * c-common.c (handle_tls_model_attribute): Ignore attribute for
15337 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
15339 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
15341 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
15342 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
15343 register_bb_in_sese, new_sese, free_sese): Moved.
15344 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
15345 outermost_loop_in_scop, build_scop_iteration_domain,
15346 expand_scalar_variables_ssa_name, get_vdef_before_scop,
15347 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
15348 Use loop_in_sese_p instead of loop_in_scop_p.
15349 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
15350 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
15351 (scopdet_basic_block_info): Fix bug in scop detection.
15352 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
15353 eq_loop_to_cloog_loop): Remove.
15354 (nb_loops_around_loop_in_scop, nb_loop
15355 ref_nb_loops): Moved here...
15356 * graphite.h (ref_nb_loops): ... from here.
15357 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
15358 (loop_domain_dim, loop_iteration_vector_dim): Remove.
15359 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
15360 * testsuite/gcc.dg/graphite/scop-19.c: New
15362 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
15363 Hans-Peter Nilsson <hp@axis.com>
15365 PR rtl-optimization/37889
15366 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
15367 Move offset handling from PLUS to before the switch. Use new
15368 arguments when considering SYMBOL_REFs too.
15369 (rtx_addr_can_trap_p): Pass dummy offset and size.
15370 (enum may_trap_p_flags): Remove.
15371 (may_trap_p_1): Pass size from MEM_SIZE.
15373 PR rtl-optimization/38921
15374 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
15375 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
15376 * rtlanal.c (may_trap_after_code_motion_p): Delete.
15377 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
15379 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
15381 AVX Programming Reference (January, 2009)
15382 * config/i386/sse.md (*vpclmulqdq): New.
15384 2009-02-04 Jakub Jelinek <jakub@redhat.com>
15386 PR tree-optimization/38977
15387 PR gcov-profile/38292
15388 * calls.c (special_function_p): Disregard __builtin_ prefix.
15390 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
15392 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
15393 non-indexable addresses even before reload.
15395 2009-02-03 Joseph Myers <joseph@codesourcery.com>
15398 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
15399 as having variable size. Do not give an error for unnamed
15400 parameters with [*] declarators. Give a warning for type names
15401 with [*] declarators and mark them as variable size.
15402 * c-parser.c (c_parser_sizeof_expression): Do not give an error
15403 for sizeof applied to [*] type names.
15405 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15408 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
15410 2009-02-03 Jakub Jelinek <jakub@redhat.com>
15412 * gcc.c (process_command): Update copyright notice dates.
15413 * gcov.c (print_version): Likewise.
15414 * gcov-dump.c (print_version): Likewise.
15415 * mips-tfile.c (main): Likewise.
15416 * mips-tdump.c (main): Likewise.
15418 2009-02-03 Joseph Myers <joseph@codesourcery.com>
15421 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
15422 for composite type involving a zero-length array type.
15424 2009-02-03 Jakub Jelinek <jakub@redhat.com>
15427 * function.c (match_asm_constraints_1): Skip over
15428 initial optional % in the constraint.
15430 PR inline-asm/39059
15431 * c-parser.c (c_parser_postfix_expression): If fixed point is not
15432 supported, don't accept FIXED_CSTs.
15433 * c-decl.c (finish_declspecs): Error if fixed point is not supported
15434 and _Sat is used without _Fract/_Accum. Set specs->type to
15435 integer_type_node for cts_fract/cts_accum if fixed point is not
15438 2009-02-02 Catherine Moore <clm@codesourcery.com>
15440 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
15442 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
15444 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
15445 (ABI_HAS_64BIT_SYMBOLS): Use it.
15446 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
15448 2009-02-02 Paul Brook <paul@codesourcery.com>
15450 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
15452 2009-02-02 Jakub Jelinek <jakub@redhat.com>
15454 PR inline-asm/39058
15455 * recog.h (asm_operand_ok): Add constraints argument.
15456 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
15457 recurse on matching constraint.
15458 (check_asm_operands): Pass constraints as 3rd argument to
15459 asm_operand_ok. Don't look up matching constraint here.
15460 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
15463 2009-02-02 Ben Elliston <bje@au.ibm.com>
15465 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
15466 TARGET_NARROW_VOLATILE_BITFIELD macro names.
15468 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15470 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
15471 information. Remove some obsolete information. Reorganize.
15473 * config/pa/fptr.c: Revert license to GPL 2.
15474 * config/pa/milli64.S: Likewise.
15476 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15479 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
15480 LIBRARY name in, instead of hard-coding it.
15481 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
15482 extra target make frag to tmake_files according to EH model.
15483 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
15484 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
15485 frags that define makefile variable EH_MODEL appropriately.
15486 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
15487 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
15488 to "-sjlj" according to type of EH configured.
15489 (LIBGCC_SONAME): Concatenate it to shared library base name.
15490 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
15491 to "_sjlj" according to type of EH configured.
15492 (LIBGCC_SONAME): Concatenate it to shared library base name.
15493 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
15494 (SHLIB_LINK): Add missing semicolon to if-else construct.
15495 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15496 string value of "pe_dll" command-line option.
15497 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
15498 (SHLIB_SONAME): Use it when overriding t-cygming default.
15499 (SHLIB_IMPLIB): Override t-cygming default.
15500 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15501 string value of "pe_dll" command-line option.
15503 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15506 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
15507 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
15509 2009-01-31 Richard Guenther <rguenther@suse.de>
15511 PR tree-optimization/38937
15512 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
15513 computing the transitive closure.
15515 2009-01-30 Richard Guenther <rguenther@suse.de>
15517 PR tree-optimization/39041
15518 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15519 Propagate variable indices only if the types match for this stmt.
15521 2009-01-30 Jakub Jelinek <jakub@redhat.com>
15524 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
15525 inline but never defined.
15527 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
15529 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
15530 (*insv_h_di_reg_extimm): New insn.
15531 (*insv_l<mode>_reg_extimm): New insn.
15533 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15535 * config/picochip/picochip.c (flag_conserve_stack): set
15536 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
15537 fconserve-stack. Reduce call-overhead used by inliner.
15539 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15542 * common.opt (flag_conserve_stack): Initialised to zero.
15544 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
15547 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
15548 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
15551 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
15553 * ira-color.c (allocno_reload_assign): Update comments.
15554 * regmove.c (regmove_optimize): Likewise.
15558 2009-01-29 Robert Millan <rmh@aybabtu.com>
15560 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
15561 * config/i386/kopensolaris-gnu.h: New file. Undefine
15562 `MD_UNWIND_SUPPORT'.
15563 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
15565 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
15567 PR tree-optimization/39007
15568 * tree-loop-distribution.c (generate_builtin): Use
15569 recompute_dominator to compute the immediate dominator of the
15570 basic block just after the loop.
15572 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15574 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
15575 (ASM_OUTPUT_DWARF_PCREL): Define.
15577 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
15579 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
15580 * doc/passes.texi: Remove entries about regclass, local-alloc, and
15581 global. Modify entries about regmove and IRA.
15583 * ra-conflict.c: Remove the file.
15585 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
15587 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
15588 (pass_regclass_init): Rename to pass_reginfo_init.
15590 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
15592 * toplev.h (flag_ira): Remove.
15594 * caller-save.c (setup_save_areas): Remove flag_ira.
15596 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
15598 * global.c: Remove the file.
15600 * opts.c (decode_options): Remove flag_ira.
15602 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
15604 * regmove.c: Modify file description.
15605 (find_use_as_address, try_auto_increment): Define them only if
15606 AUTO_INC_DEC is defined.
15607 (replacement_quality, replace_in_call_usage, fixup_match_1,
15608 stable_and_no_regs_but_for_p): Remove.
15609 (reg_set_in_bb): Make it static.
15610 (regmove_optimize): Remove flag_ira and code which worked for
15613 * local-alloc.c: Remove the file.
15615 * common.opt (fira): Remove.
15617 * ira.c: Include except.h.
15618 (eliminable_regset): Move from global.c.
15619 (mark_elimination): Ditto. Remove flag_ira.
15620 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
15621 equiv_mem_modified, validate_equiv_mem_from_store,
15622 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
15623 contains_replace_regs, memref_referenced_p, memref_used_between_p,
15624 no_equiv, recorded_label_ref): Move from local-alloc.c.
15625 (update_equiv_regs): Ditto. Make it static.
15626 (print_insn_chain, print_insn_chains): Move it from global.c.
15627 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
15628 (build_insn_chain): Ditto. Make it static.
15629 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
15630 Rename to init_live_subregs.
15631 (gate_ira): Remove flag_ira.
15633 * regclass.c: Rename reginfo.c. Change file description.
15634 (FORBIDDEN_INC_DEC_CLASSES): Remove.
15635 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
15636 (init_reg_sets_1): Remove code for evaluation of
15637 reg_class_superclasses and losing_caller_save_reg_set.
15638 (init_regs): Remove init_reg_autoinc.
15639 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
15640 ok_for_base_p_nonstrict): Remove.
15641 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
15642 (pass_regclass_init): Rename to pass_reginfo_init. Modify
15643 corresponding entries.
15644 (dump_regclass, record_operand_costs, scan_one_insn,
15645 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
15646 record_address_regs, auto_inc_dec_reg_p): Remove.
15647 (gt-regclass.h): Rename to gt-reginfo.h.
15649 * rtl.h (dump_global_regs, retry_global_alloc,
15650 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
15652 * Makefile.in (RA_H): Remove.
15653 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
15654 Rename regclass.o to reginfo.o.
15655 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
15657 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
15658 (GTFILES): Rename regclass.c to reginfo.c.
15660 * passes.c (init_optimization_passes): Remove pass_local_alloc and
15661 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
15663 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
15664 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
15666 (finish_spills): Ditto. Remove code for !flag_ira.
15668 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
15670 PR middle-end/35854
15671 * doc/invoke.texi (rtl debug options): Complete rewrite.
15672 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
15674 * mode-switching.c (pass_mode_switching): Rename pass from
15675 "mode-sw" to "mode_sw".
15676 * except.c (pass_convert_to_eh_ranges): Rename pass from
15677 "eh-ranges" to "eh_ranges".
15678 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
15682 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
15683 Alexander Monakov <amonakov@ispras.ru>
15685 PR middle-end/38857
15686 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
15688 (move_exprs_to_boundary): Change return type and pass through
15689 should_move from move_op. Relax assert. Update usage ...
15690 (schedule_expr_on_boundary): ... here. Use should_move instead of
15692 (move_op_orig_expr_found): Indicate that insn was disconnected from
15694 (code_motion_process_successors): Do not call after_merge_succs
15695 callback if original expression was not found when traversing any of
15697 (code_motion_path_driver): Change return type. Update prototype.
15698 (move_op): Update comment. Add a new parameter (should_move). Update
15699 prototype. Set *should_move based on indication provided by
15700 move_op_orig_expr_found.
15702 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
15704 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
15705 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
15706 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
15707 * config/rs6000/rs6000.c (rs6000_override_options): Default
15708 avoid-indexed-addresses on for Power6, off for everything else.
15709 (avoiding_indexed_address_p): New function.
15710 (rs6000_legitimize_address): Use it.
15711 (rs6000_legitimate_address): Likewise.
15712 * config/rs6000/rs6000.md (movXX_updateX): Likewise
15714 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
15716 PR tree-optimization/38997
15717 * tree-loop-distribution.c (generate_memset_zero): Use
15718 POINTER_PLUS_EXPR for a pointer addition.
15720 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
15722 * config/s390/s390.md (bswap<mode>2): New pattern added.
15724 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15726 * config/s390/s390.md (*tls_load_31): Added type attribute.
15728 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15730 * config/s390/s390.md: Fix a few comments.
15732 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15734 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
15735 (*tm<mode>_full): Fixed z10prop attribute.
15736 (*tst<mode>_extimm): Fixed z10prop attribute.
15737 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
15738 (*tstqiCCT_cconly): Fixed z10prop attribute.
15739 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
15740 (*movsi_larl): Fixed z10prop attribute.
15741 (*movsi_zarch): Fixed z10prop attribute.
15742 (*movsi_eas): Fixed z10prop attribute.
15743 (*movhi): Fixed z10prop attribute.
15744 (*movqi): Fixed z10prop attribute.
15745 (*movstrictqi): Fixed z10prop attribute.
15746 (*mov<mode>): Fixed z10prop attribute.
15747 (*movcc): Fixed z10prop attribute.
15748 (*sethighpartdi_64): Fixed z10prop attribute.
15749 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
15750 (*negdi2_sign_cc): Fixed z10prop attribute.
15751 (*negdi2_sign): Fixed z10prop attribute.
15752 (*absdi2_sign_cc): Fixed z10prop attribute.
15753 (*absdi2_sign): Fixed z10prop attribute.
15754 (*negabsdi2_sign_cc): Fixed z10prop attribute.
15755 (*negabsdi2_sign): Fixed z10prop attribute.
15756 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
15757 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
15758 (doloop_si64): Fixed z10prop attribute.
15759 (doloop_si31): Fixed z10prop attribute.
15760 (doloop_long): Fixed z10prop attribute.
15761 (indirect_jump): Fixed z10prop attribute.
15762 (nop): Fixed z10prop attribute.
15763 (main_base_64): Fixed z10prop attribute.
15764 (reload_base_64): Fixed z10prop attribute.
15766 2009-01-28 Jakub Jelinek <jakub@redhat.com>
15768 PR rtl-optimization/38740
15769 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
15771 * config/mips/mips.c (mips_reorg): Likewise.
15773 2009-01-28 Richard Guenther <rguenther@suse.de>
15775 PR tree-optimization/38926
15776 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
15777 with the correct value id to a value.
15778 (do_regular_insertion): Use the value number of edoubleprime
15779 for the value number of the expr.
15782 2008-08-21 Richard Guenther <rguenther@suse.de>
15784 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
15785 a PHI ask VN if it is already available.
15786 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
15787 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
15789 2009-01-28 Jakub Jelinek <jakub@redhat.com>
15791 PR middle-end/38934
15792 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
15793 set to varying whenever max has TREE_OVERFLOW set, similarly
15794 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
15796 2009-01-28 Richard Guenther <rguenther@suse.de>
15798 PR middle-end/38908
15799 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
15800 uninitialized aggregate uses in call arguments.
15802 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
15804 PR tree-optimization/38984
15805 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
15806 the nothing_id variable if -fno-delete-null-pointer-checks.
15808 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
15811 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
15812 (set_got_offset_rex64): Ditto.
15814 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
15817 * doc/extend.texi: Improve local variable with asm reg.
15819 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
15821 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
15822 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
15823 was not supplied then set warn_packed_bitfield_compat to the
15824 default value of 1.
15825 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
15828 2009-01-27 Richard Guenther <rguenther@suse.de>
15830 PR tree-optimization/38503
15831 * cfgexpand.c (expand_gimple_basic_block): Ignore
15832 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
15833 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
15834 variables that cannot have TBAA applied.
15835 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
15838 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
15840 PR middle-end/38969
15841 * calls.c (initialize_argument_information): Do not wrap complex
15842 arguments in SAVE_EXPR.
15844 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
15846 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
15847 (INSTALL_LIBGCC): Revert typo commit.
15849 2009-01-26 Richard Guenther <rguenther@suse.de>
15851 PR tree-optimization/38745
15852 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
15853 from special handling.
15855 2009-01-26 Richard Guenther <rguenther@suse.de>
15857 PR tree-optimization/38745
15858 * tree-ssa.c (execute_update_addresses_taken): Do not include
15859 variables that cannot possibly be a register in not_reg_needs.
15860 Do not clear TREE_ADDRESSABLE on vars that may not become
15862 * tree-ssa.c (update_alias_info_1): Include those in the set
15863 of addressable vars.
15865 2009-01-26 Richard Guenther <rguenther@suse.de>
15867 PR middle-end/38851
15868 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
15869 * tree-ssa-dse.c: Include langhooks.h
15870 (execute_simple_dse): Remove stores with zero size.
15872 2009-01-24 Jakub Jelinek <jakub@redhat.com>
15875 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
15878 2009-01-24 Julian Brown <julian@codesourcery.com>
15880 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
15881 config/arm/linux-atomic.c.
15882 * config/arm/linux-atomic.c: New.
15884 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
15886 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
15887 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
15888 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
15890 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
15893 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
15896 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
15898 PR tree-optimization/38953
15899 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
15900 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
15901 (gloog): Split the exit of the scop when the scop exit is a loop exit.
15902 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
15905 2009-01-24 Paul Brook <paul@codesourcery.com>
15907 * config/arm/neon.md (neon_type): Move to arm.md.
15908 (neon_mov<VSTRUCT>): Add neon_type attribute.
15909 * config/arm/arm.md (neon_type): Move to here.
15910 (conds): Add "unconditioal" and use as default for NEON insns.
15912 2009-01-24 Ben Elliston <bje@au.ibm.com>
15914 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
15915 void *' warning from -Wc++-compat.
15916 * Makefile.in (dominance.o-warn): Remove.
15918 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
15920 PR tree-optimization/38932
15921 * fold-const.c (fold_unary_ignore_overflow): New.
15922 * tree.h (fold_unary_ignore_overflow): Declare.
15923 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
15924 * tree-ssa-sccvn.c (visit_reference_op_load,
15925 simplify_unary_expression): Likewise.
15927 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
15929 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
15930 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
15931 regardless of their type.
15932 * c-common.c (handle_packed_attribute): Don't ignore packed on
15934 * c.opt (Wpacked-bitfield-compat): New warning option.
15935 * stor-layout.c (place_field): Warn if offset of a field changed.
15936 * doc/extend.texi (packed): Mention the ABI change.
15937 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
15938 (Warning Options): Add it to the list.
15940 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
15942 * c-opts.c (c_common_post_options): Fix a typo in comments.
15944 2009-01-22 Steve Ellcey <sje@cup.hp.com>
15946 PR middle-end/38615
15947 * gimplify.c (gimplify_init_constructor): Fix promotion of const
15948 variables to static.
15949 * doc/invoke.texi (-fmerge-all-constants): Update description.
15951 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
15954 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
15955 (*movdi_1_rex64): Use type "mmx" for alternative 5.
15957 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
15959 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
15961 (LOCAL_ALIGNMENT): Similarly.
15963 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
15964 Joseph Myers <joseph@codesourcery.com>
15966 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
15967 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
15968 * config/arm/arm-tune.md: Regenerate.
15969 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
15972 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
15974 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
15975 version number to five.
15977 2009-01-22 Dodji Seketeli <dodji@redhat.com>
15980 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
15981 * c-common.c (set_underlying_type): Likewise.
15982 (is_typedef_decl ): Likewise
15984 (set_underlying_type): Likewise.
15985 (is_typedef_type): Likewise.
15987 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
15989 PR middle-end/38587
15990 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
15993 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
15996 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
15997 (LIBGCC_SPEC): Don't define.
15998 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
16000 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
16002 PR rtl-optimization/38879
16003 * alias.c (base_alias_check): Unaligned access via AND address can
16004 alias all surrounding object types except those with sizes equal
16005 or wider than the size of unaligned access.
16007 2009-01-21 Dodji Seketeli <dodji@redhat.com>
16010 * c-decl.c (clone_underlying_type): Move this ...
16011 * c-common.c (set_underlying_type): ... here.
16012 Also, make sure the function properly sets TYPE_STUB_DECL() on
16013 the newly created typedef variant type.
16014 (is_typedef_decl ): New entry point.
16015 * tree.h: Added a new member member_types_needing_access_check to
16016 struct tree_decl_non_common.
16017 (set_underlying_type): New entry point.
16018 (is_typedef_type): Likewise.
16020 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
16022 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
16023 Check whether two instructions have memory references that
16024 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
16025 are helper functions for traversing.
16026 * alias.h (insn_alias_sets_confilict_p): New prototypes.
16027 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
16028 not to draw dependency edge for instructions with non-conflicting
16031 2009-01-20 Joseph Myers <joseph@codesourcery.com>
16034 * longlong.h: Update copyright years. Use soft-fp license notice.
16035 Sync __clz_tab declaration with glibc.
16037 2009-01-20 Steve Ellcey <sje@cup.hp.com>
16040 * doc/extend.texi (syscall_linkage): New.
16041 (version_id): Modify.
16043 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
16044 Richard Guenther <rguenther@suse.de>
16046 PR tree-optimization/38747
16047 PR tree-optimization/38748
16048 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
16049 conversion if the base address is an indirect reference and the
16050 aliasing sets could cause issues.
16052 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16054 * common.opt (fgraphite, fgraphite-identity): Add comment for
16055 explaining why these options are not documented.
16057 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16059 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
16060 gimple_call_lhs is NULL.
16062 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
16065 * emit-rtl.c (adjust_address_1): Make sure memref is never
16068 2009-01-20 Ben Elliston <bje@au.ibm.com>
16070 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16071 const qualifier from arg parameter. Remove unnecessary cast to char *.
16072 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16073 const qualifier from arg 2.
16075 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
16077 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
16079 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
16082 * rtl.h (reinit_regs): New prototype.
16083 * regclass.c: Include ira.h.
16084 (reinit_regs): New.
16085 * Makefile.in (regclass.o): Add ira.h.
16086 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
16088 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
16091 * c-common.c (handle_aligned_attribute): Use
16092 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
16093 default alignment value.
16095 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
16097 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
16098 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
16100 * doc/extend.texi: Update __attribute__ ((aligned)). Document
16101 __BIGGEST_ALIGNMENT__.
16103 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
16105 2009-01-18 Richard Guenther <rguenther@suse.de>
16107 PR tree-optimization/38819
16108 * tree-flow.h (operation_could_trap_helper_p): Declare.
16109 * tree-eh.c (operation_could_trap_helper_p): Export.
16110 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
16111 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
16112 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
16113 are about to insert a possibly trapping instruction and fail
16116 2009-01-18 Andreas Schwab <schwab@suse.de>
16118 * doc/install.texi (Configuration): Remove obsolete paragraph
16119 about use of --with-gnu-ld with --with-gnu-as.
16121 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
16123 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
16124 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
16125 Follow spelling conventions.
16127 2009-01-18 Ben Elliston <bje@au.ibm.com>
16129 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
16130 C++ warning about implicit conversion from void * to struct
16132 (bitmap_obstack_free): Likewise for bitmap_element *.
16133 * Makefile.in (bitmap.o-warn): Remove.
16135 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
16137 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
16139 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
16140 Tobias Grosser <tobi.grosser@amd.com>
16142 * graphite.c (graphite_trans_scop_block): Do not block single
16145 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
16147 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
16148 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
16149 test with assertion.
16151 2009-01-16 Richard Guenther <rguenther@suse.de>
16153 PR tree-optimization/38835
16154 PR middle-end/36227
16155 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
16156 and INT + PTR -> (INT)(PTR p+ INT) folding.
16157 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
16159 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
16162 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
16163 the subreg from a lowpart subreg if it is also casting the value.
16165 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16166 Tobias Grosser <tobi.grosser@amd.com>
16168 * graphite.c (compare_prefix_loops): New.
16169 (build_scop_canonical_schedules): Rewritten.
16170 (graphite_transform_loops): Move build_scop_canonical_schedules
16171 after build_scop_iteration_domain.
16173 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16174 Tobias Grosser <tobi.grosser@amd.com>
16176 * graphite.c (add_conditions_to_domain): Add the loops to
16177 the dimension of the iteration domain. Do copy the domain
16178 only when it exists.
16179 (build_scop_conditions_1): Do not call add_conditions_to_domain.
16180 (add_conditions_to_constraints): New.
16181 (can_generate_code_stmt, can_generate_code): Removed.
16182 (gloog): Do not call can_generate_code.
16183 (graphite_transform_loops): Call add_conditions_to_constraints
16184 after building the iteration domain.
16186 2009-01-16 Jakub Jelinek <jakub@redhat.com>
16188 PR tree-optimization/38789
16189 * tree-ssa-threadedge.c
16190 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16191 __builtin_constant_p.
16193 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16195 * dce.c (delete_unmarked_insns): Reversed the order that insns are
16196 examined before deleting them.
16198 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
16200 * function.c (aggregate_value_p): Correctly extract the function
16201 type from CALL_EXPR_FN lookup.
16203 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16205 * config/picochip/picochip.c (picochip_override_options): Revert
16206 CFI asm flag disable commited previously.
16208 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
16209 Tobias Grosser <tobi.grosser@amd.com>
16210 Jan Sjodin <jan.sjodin@amd.com>
16212 * graphite.c (scan_tree_for_params): On substractions negate
16213 all the coefficients of the term.
16214 (clast_to_gcc_expression_red): New. Handle reduction expressions
16215 of more than two operands.
16216 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
16217 (get_vdef_before_scop): Handle also the case of default definitions.
16219 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
16221 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
16222 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
16223 Also use them when walking CALL_INSN_FUNCTION_USAGE.
16225 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
16226 Joey Ye <joey.ye@intel.com>
16228 PR middle-end/37843
16229 * cfgexpand.c (expand_stack_alignment): Don't update stack
16230 boundary nor check incoming stack boundary here.
16231 (gimple_expand_cfg): Update stack boundary and check incoming
16232 stack boundary here.
16234 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16236 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
16238 2009-01-14 Jakub Jelinek <jakub@redhat.com>
16240 PR rtl-optimization/38245
16241 * calls.c (expand_call): Add stack arguments to
16242 CALL_INSN_FUNCTION_USAGE even for pure calls (when
16243 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
16244 in regs and partially in memory or BLKmode arguments.
16245 (emit_library_call_value_1): Add stack arguments to
16246 CALL_INSN_FUNCTION_USAGE even for pure calls (when
16247 ACCUMULATE_OUTGOING_ARGS).
16248 * dce.c: Include tm_p.h.
16249 (find_call_stack_args): New function.
16250 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
16252 (mark_insn): Call find_call_stack_args for CALL_Ps.
16253 (prescan_insns_for_dce): Walk insns backwards in bb rather than
16254 forwards. Allocate and free arg_stores bitmap if needed, pass it
16255 down to deletable_insn_p, don't mark stores set in arg_stores
16256 bitmap, clear the bitmap at the beginning of each bb.
16257 * Makefile.in (dce.o): Depend on $(TM_P_H).
16259 2009-01-14 Michael Meissner <gnu@the-meissners.org>
16262 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
16263 to make sure the insn is a conditional test (bug 22599). Reformat a
16266 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
16268 PR middle-end/38431
16269 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
16270 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
16271 (gloog): Do not call cleanup_tree_cfg.
16272 (graphite_transform_loops): Call cleanup_tree_cfg after all
16273 scops have been code generated.
16275 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
16276 * doc/gty.texi (Invoking the garbage collector): Added new node
16277 and section documenting ggc_collect.
16279 2009-01-14 Richard Guenther <rguenther@suse.de>
16281 PR tree-optimization/38826
16282 PR middle-end/38477
16283 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
16284 initialization notes only if we actually emitted a warning.
16285 (intra_create_variable_infos): Add constraints for a result decl
16286 that is passed by hidden reference.
16287 (build_pred_graph): Mark all related variables non-direct on
16290 2009-01-14 Nick Clifton <nickc@redhat.com>
16292 * ira-conflicts.c: Include addresses.h for the definition of
16294 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
16295 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
16297 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
16300 * Makefile.in (ira-lives.o): Add except.h.
16302 * ira-lives.c: Include except.h.
16303 (process_bb_node_lives): Process can_throw_internal.
16305 2009-01-13 Jakub Jelinek <jakub@redhat.com>
16307 PR rtl-optimization/38774
16308 * combine.c (simplify_set): When undoing cc_use change, don't do
16309 PUT_CODE on the newly created comparison, but instead put back the
16312 2009-01-13 Joseph Myers <joseph@codesourcery.com>
16314 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
16315 values. Remove duplicate arm8 entry.
16317 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
16319 PR tree-optimization/38786
16320 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
16321 the SSA_NAME case of expand_scalar_variables_expr.
16322 Set the type of an expression to the type of its assign statement.
16323 (expand_scalar_variables_expr): Also gather the scalar computation
16324 used to index the memory access. Do not pass loop_p.
16325 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
16326 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
16327 the gimple_stmt_iterator where it inserts new code.
16328 Do not pass loop_p.
16329 (copy_bb_and_scalar_dependences): Do not pass loop_p.
16330 (translate_clast): Update call to copy_bb_and_scalar_dependences.
16332 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
16334 * graphite.h (debug_value): Removed.
16335 * graphite.c (debug_value): Removed.
16337 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
16339 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
16340 ldrd/strd with two 32-bit instructions.
16342 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
16344 * config/arm/arm.c (struct processors): Pass for speed down into
16345 cost helper functions.
16346 (const_ok_for_op): Handle COMPARE and inequality nodes.
16347 (arm_rtx_costs_1): Rewrite.
16348 (arm_size_rtx_costs): Update prototype.
16349 (arm_rtx_costs): Pass speed down to helper functions.
16350 (arm_slowmul_rtx_costs): Rework cost calculations.
16351 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
16352 (arm_9e_rtx_costs): Likewise.
16354 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
16356 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
16357 relocations of local symbols wider than UNITS_PER_WORD are not valid.
16358 (alpha_legitimize_address): Do not split local symbols wider than
16359 UNITS_PER_WORD into HIGH/LO_SUM parts.
16361 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
16364 * gcc.c (process_command): Replace call to execvp with calls
16365 to pex_one and exit.
16367 2009-01-03 Anatoly Sokolov <aesok@post.ru>
16370 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
16371 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
16372 variant for devices with 3-byte PC.
16373 (__tablejump_elpm__): New.
16375 2009-01-12 Jakub Jelinek <jakub@redhat.com>
16378 * c-parser.c (c_parser_postfix_expression): Allow `->' in
16379 offsetof member-designator, handle it as `[0].'.
16381 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16383 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
16384 function when not using named sections on targets with named sections
16385 if branch distance is less than 262132.
16387 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
16389 * combine.c (combine_instructions): Recompute
16390 optimize_this_for_speed_p for each BB in the main combine loop.
16392 2009-01-12 Tomas Bily <tbily@suse.cz>
16395 * tree-loop-distribution.c (prop_phis): New function.
16396 (generate_builtin): Call prop_phis.
16397 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
16399 2009-01-12 Jakub Jelinek <jakub@redhat.com>
16401 PR tree-optimization/38807
16402 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
16403 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
16405 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16407 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16408 subreg of op0 to the original op0.
16410 2009-01-11 Laurent GUERBY <laurent@guerby.net>
16412 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
16414 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
16417 * mips-tfile.c (parse_def): Fix parsing of def strings
16418 starting with digits.
16420 2009-01-10 Jakub Jelinek <jakub@redhat.com>
16423 * config/arm/arm.c (arm_is_long_call_p): Don't call
16424 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
16426 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
16428 * regrename.c (regrename_optimize): Fix dumping.
16429 (find_oldest_value_reg): Preserve REG_POINTER.
16430 (copy_hardreg_forward_1): Likewise.
16432 2009-01-09 Diego Novillo <dnovillo@google.com>
16434 * gimple.h (struct gimple_statement_base) <uid>: Document
16435 the restrictions on its use.
16436 (gimple_uid): Tidy.
16437 (gimple_set_uid): Tidy.
16439 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16441 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
16442 zero guard even if align_bytes != 0 and count is smaller than
16445 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
16447 PR rtl-optimization/38495
16448 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
16449 (add_range_and_copies_from_move_list): Print all added ranges.
16450 Add ranges to memory optimized destination.
16452 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16456 * config/i386/i386.c (override_options): Reject
16457 -mstringop-strategy=rep_8byte with -m32.
16458 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
16459 to 1. Do count comparison against epilogue_size_needed at compile
16460 time even when count_exp was constant forced into register. For
16461 size_needed don't jump to epilogue, instead just avoid aligning
16462 and invoke the body algorithm. If need_zero_guard, add zero guard
16463 even if count is non-zero, but smaller than size_needed + number of
16464 bytes that could be stored for alignment.
16465 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
16466 to 1. If need_zero_guard, add zero guard even if count is non-zero,
16467 but smaller than size_needed + number of bytes that could be stored
16468 for alignment. Compare size_needed with epilogue_size_needed instead
16469 of desired_align - align, don't adjust size_needed, pass
16470 epilogue_size_needed to the epilogue expanders.
16473 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
16475 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16477 * pa.c (last_address): Change to unsigned.
16478 (update_total_code_bytes): Change argument to unsigned. Don't
16479 check if insn addresses are set.
16480 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
16481 addresses are not set.
16482 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
16484 2009-01-09 Nick Clifton <nickc@redhat.com>
16486 * config/sh/symbian.c: Replace uses of DECL_INLINE with
16487 DECL_DECLARED_INLINE_P.
16489 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16491 PR middle-end/38347
16492 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
16493 GET_MODE (op0) in operand_subword_force calls.
16495 PR middle-end/38771
16496 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
16497 fold_convert arg0 operands to TREE_TYPE (op0) first.
16499 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
16501 * params.def (ira-max-conflict-table-size): Decrease default value
16504 2009-01-08 Jakub Jelinek <jakub@redhat.com>
16506 PR tree-optimization/37031
16507 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
16509 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
16510 allocate it using gc instead of heap, use VEC_quick_push instead of
16512 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
16513 instead of heap, use VEC_quick_push instead of VEC_safe_push.
16514 * tree-data-ref.h (struct access_matrix): Change matrix to gc
16515 allocated vector from heap allocated.
16516 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
16517 * tree-loop-linear.c (linear_transform_loops): Allocate nest
16518 vector only after perfect_loop_nest_depth call.
16520 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
16521 Jan Sjodin <jan.sjodin@amd.com>
16523 PR tree-optimization/38559
16524 * graphite.c (debug_value, copy_constraint,
16525 swap_constraint_variables, scale_constraint_variable, ): New.
16526 (get_lower_bound, get_upper_bound): Removed.
16527 (graphite_trans_bb_strip_mine): Clean up this code that works
16528 only for constant number of iterations. Fully copy upper and
16529 lower bound constraints, not only the constant part of them.
16530 * graphite.h (debug_value): Declared.
16532 2009-01-08 Ira Rosen <irar@il.ibm.com>
16534 PR tree-optimization/37194
16535 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
16536 Don't add the cost of cost model guard in prologue to scalar
16537 outside cost in case of known number of iterations.
16539 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
16540 Alan Modra <amodra@bigpond.net.au>
16542 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
16543 non-word-aligned REG+CONST addressing.
16545 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
16548 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
16549 free_after_compilation when outputting a thunk.
16550 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
16551 Do not call free_after_compilation here.
16553 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
16555 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
16556 (ix86_valid_target_attribute_inner_p): Ditto.
16558 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
16560 PR tree-optimization/38492
16561 PR tree-optimization/38498
16562 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
16563 * tree-chrec.h (scev_is_linear_expression): Declared.
16564 * graphite.c (graphite_cannot_represent_loop_niter): New.
16565 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
16566 (graphite_loop_normal_form): Use gcc_assert.
16567 (scan_tree_for_params): Use CASE_CONVERT.
16568 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
16569 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
16570 Use gcc_assert. Discard scops that contain unhandled cases.
16571 (build_scop_conditions): Return a boolean status for unhandled cases.
16572 (strip_mine_profitable_p): Print the loop number, not its depth.
16573 (is_interchange_valid): Pass the depth of the loop nest, don't
16574 recompute it wrongly.
16575 (graphite_trans_bb_block): Same.
16576 (graphite_trans_bb_block): Print tentative of loop blocking.
16577 (graphite_trans_scop_block): Do not print that the loop has been
16579 (graphite_transform_loops): Do not handle scops that contain condition
16582 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
16584 AVX Programming Reference (December, 2008)
16585 * config/i386/avxintrin.h (_mm256_stream_si256): New.
16586 (_mm256_stream_pd): Likewise.
16587 (_mm256_stream_ps): Likewise.
16589 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
16590 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
16591 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
16592 (bdesc_special_args): Add __builtin_ia32_movntdq256,
16593 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
16594 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
16595 (ix86_expand_special_args_builtin): Likewise.
16597 * config/i386/sse.md (AVXMODEDI): New.
16598 (avx_movnt<mode>): Likewise.
16599 (avx_movnt<mode>): Likewise.
16600 (<sse>_movnt<mode>): Remove AVX support.
16601 (sse2_movntv2di): Likewise.
16603 2009-01-07 Richard Guenther <rguenther@suse.de>
16605 PR middle-end/38751
16606 * fold-const.c (extract_muldiv): Remove obsolete comment.
16607 (fold_plusminus_mult_expr): Undo MINUS_EXPR
16608 to PLUS_EXPR canonicalization for the canonicalization.
16610 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
16612 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
16613 hosted cross-compilers generating less efficient code.
16615 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
16617 * function.h (rtl_data): Add a dbr_scheduled_p field.
16618 * reorg.c (dbr_schedule): Set it.
16619 (gate_handle_delay_slots): Check it.
16620 * config/mips/mips.c (mips_base_delayed_branch): Delete.
16621 (mips_reorg): Check flag_delayed_branch instead of
16622 mips_base_delayed_branch.
16623 (mips_override_options): Don't set mips_base_delayed_branch
16624 or flag_delayed_branch.
16626 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
16628 PR rtl-optimization/38426.
16629 * ira.c (ira): Set current_function_is_leaf earlier.
16631 2009-01-06 Jakub Jelinek <jakub@redhat.com>
16633 PR rtl-optimization/38722
16634 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
16635 too early, only set a flag and modify after last possible
16638 2009-01-06 Janis Johnson <janis187@us.ibm.com>
16641 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
16642 * real.c (decimal_single_format): Correct values of emin and emax.
16643 (decimal_double_format): Ditto.
16644 (decimal_quad_format): Ditto.
16645 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
16646 computation of DECnn_MIN and DECnn_MAX for corrected values of
16647 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
16648 __DECnn_MIN__, and adjust its computation for the corrected value
16651 2009-01-06 Jan Hubicka <jh@suse.cz>
16654 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
16656 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
16658 * doc/contrib.texi (Contributors): Slightly adjust the end note.
16659 Add Robert Clark to the list of testers.
16661 2009-01-06 Jan Hubicka <jh@suse.cz>
16662 Kai Tietz <kai.tietz@onevision.com>
16664 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
16665 * config/i386/i386.c (ix86_expand_call): Add clobbers.
16667 2009-01-06 Jan Hubicka <jh@suse.cz>
16668 Kai Tietz <kai.tietz@onevision.com>
16670 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
16672 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
16673 (ix86_nsaved_regs): Count only general purpose regs.
16674 (ix86_nsaved_sseregs): New.
16675 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
16676 to 16 for w64; compute padding and size of sse reg save area.
16677 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
16678 general purpose regs.
16679 (ix86_emit_save_sse_regs_using_mov): New.
16680 (ix86_expand_prologue): Save SSE regs if needed.
16681 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
16682 (ix86_emit_restore_sse_regs_using_mov): New.
16683 (ix86_expand_epilogue): Save SSE regs if needed.
16685 2009-01-06 Jan Hubicka <jh@suse.cz>
16686 Kai Tietz <kai.tietz@onevision.com>
16688 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
16689 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
16690 functions when accumulate outgoing args is off.
16692 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
16695 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
16696 before using pseudos_have_intersected_live_ranges_p.
16698 * ira-int.h (ira_assert): Always define.
16700 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
16702 AVX Programming Reference (December, 2008)
16703 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
16704 (_mm256_permute2_pd): Likewise.
16705 (_mm_permute2_ps): Likewise.
16706 (_mm256_permute2_ps): Likewise.
16707 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
16708 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
16710 * config/i386/i386.c (ix86_builtins): Remove
16711 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
16712 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
16713 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
16714 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
16715 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
16716 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
16717 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
16718 __builtin_ia32_vpermil2ps256.
16719 (ix86_init_mmx_sse_builtins): Updated.
16720 (ix86_expand_args_builtin): Likewise.
16722 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16724 * pa.c (output_call): Relocate non-jump insns in the delay slot of
16725 long absolute calls when generating PA 2.0 code.
16727 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
16729 PR rtl-optimization/38583
16730 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
16732 * params.def (ira-max-conflict-table-size): New.
16734 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
16736 * ira.h (ira_conflicts_p): New external definition.
16738 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
16739 table. Report this. Return result of building.
16740 (ira_build_conflicts): Use ira_conflicts_p. Check result of
16741 building conflict table.
16743 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
16744 (ira_color): Use ira_conflicts_p.
16746 * global.c: Include ira.h.
16747 (pseudo_for_reload_consideration_p, build_insn_chain): Use
16750 * Makefile.in (global.o): Add ira.h.
16752 * ira-build.c (mark_all_loops_for_removal,
16753 propagate_some_info_from_allocno): New.
16754 (remove_unnecessary_allocnos): Call
16755 propagate_some_info_from_allocno.
16756 (remove_low_level_allocnos): New.
16757 (remove_unnecessary_regions): Add parameter. Call
16758 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
16759 parameter to remove_unnecessary_regions.
16760 (ira_build): Remove all regions but root if the conflict table was
16761 not built. Update conflict hard regs for allocnos crossing calls.
16763 * ira.c (ira_conflicts_p): New global.
16764 (ira): Define and use ira_conflicts_p.
16766 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16767 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
16768 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
16770 2009-01-06 Ben Elliston <bje@au.ibm.com>
16772 * gengtype-lex.l (YY_NO_INPUT): Define.
16774 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16777 * c-common.c (handle_vector_size_attribute): Also reject
16778 BOOLEAN_TYPE types.
16780 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
16782 PR tree-optimization/38492
16783 * graphite.c (rename_map_elt, debug_rename_elt,
16784 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
16785 rename_map_elt_info, eq_rename_map_elts,
16786 get_new_name_from_old_name, bb_in_sese_p): Moved around.
16787 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
16788 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
16789 (sese_build_livein_liveouts): New.
16790 (new_sese, free_sese): New.
16791 (new_scop): Call new_sese.
16792 (free_scop): Call free_sese.
16793 (rename_variables_from_edge, rename_phis_end_scop): Removed.
16794 (register_old_new_names): Renamed register_old_and_new_names.
16795 (register_scop_liveout_renames, add_loop_exit_phis,
16796 insert_loop_close_phis, struct igp,
16797 default_liveout_before_guard, add_guard_exit_phis,
16798 insert_guard_phis, copy_renames): New.
16799 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
16800 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
16801 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
16802 (scop_adjust_phis_for_liveouts): New.
16803 (gloog): Call scop_adjust_phis_for_liveouts.
16805 * graphite.h (struct sese): Documented. Added fields liveout,
16806 num_ver and livein.
16807 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
16808 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
16809 (struct scop): Added field liveout_renames.
16810 (SCOP_LIVEOUT_RENAMES): New.
16812 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
16814 PR tree-optimization/38510
16815 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
16816 (translate_clast): Call recompute_all_dominators before
16818 (gloog): Call recompute_all_dominators before graphite_verify.
16820 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
16821 Jan Sjodin <jan.sjodin@amd.com>
16823 PR tree-optimization/38500
16824 * graphite.c (create_sese_edges): Call fix_loop_structure after
16827 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
16829 * config.gcc: Add m32r*-*-rtems*.
16830 * config/m32r/rtems.h: New file.
16832 2009-01-05 Ben Elliston <bje@au.ibm.com>
16834 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
16835 (.po.pox): Likewise.
16836 (po/gcc.pot): Likewise.
16838 2009-01-04 David S. Miller <davem@davemloft.net>
16840 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
16841 (STARTING_FRAME_OFFSET): Always set to zero.
16843 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
16845 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
16846 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
16847 fixed-point types, and vectors of the same.
16849 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
16851 * config/mips/sync.md (*mb_barrier): Rename to...
16852 (*memory_barrier): ...this.
16854 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
16856 * doc/extend.texi (Function Attributes): Move @cindex after @item
16857 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
16858 and put in alphabetical order. Fix 'target' name and put in order.
16859 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
16862 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
16864 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
16865 (memory_barrier): Expand as unspec instead of unspec_volatile.
16866 Remove mem:BLK from insn operands. Use Pmode scratch register.
16867 (*memory_barrier): Define as unspec instead of unspec_volatile.
16868 Use (match_dup 0) as input operand.
16870 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
16871 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
16872 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
16873 scratch register. Remove operand 1.
16874 (*stbar): Define as unspec instead of unspec_volatile.
16875 Use (match_dup 0) as input operand, remove (const_int 8).
16876 (*membar): Define as unspec instead of unspec_volatile.
16877 Use (match_dup 0) as input operand, remove input operand 2.
16879 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
16880 (memory_barrier): Expand as unspec instead of unspec_volatile.
16881 Remove mem:BLK from insn operands. Use Pmode scratch register.
16882 (*memory_barrier): Define as unspec instead of unspec_volatile.
16883 Use (match_dup 0) as input operand.
16885 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
16886 Remove mem:BLK from insn operands. Use Pmode scratch register.
16887 Set volatile flag on operand 0.
16888 (*memory_barrier): New insn pattern.
16890 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
16892 (*memory_barrier): Use (match_dup 0) as input operand.
16894 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
16895 Remove mem:BLK from insn operands. Use Pmode scratch register.
16896 Set volatile flag on operand 0.
16897 (*mb_internal): New insn pattern.
16899 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
16901 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
16903 PR middle-end/38586
16904 * function.c (struct temp_slot): Move to the section of the file
16905 that deals with temp slots. Remove field 'address'.
16906 (temp_slot_address_table): New hash table of address -> temp slot.
16907 (struct temp_slot_address_entry): New struct, items for the table.
16908 (temp_slot_address_compute_hash, temp_slot_address_hash,
16909 temp_slot_address_eq, insert_temp_slot_address): Support functions
16911 (find_temp_slot_from_address): Rewrite to use the new hash table.
16912 (remove_unused_temp_slot_addresses): Remove addresses of temp
16913 slots that have been made available.
16914 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
16915 worker function for remove_unused_temp_slot_addresses.
16916 (assign_stack_temp_for_type): Don't clear the temp slot address list.
16917 Add the temp slot address to the address -> temp slot map.
16918 (update_temp_slot_address): Update via insert_temp_slot_address.
16919 (free_temp_slots): Call remove_unused_temp_slot_addresses.
16920 (pop_temp_slots): Likewise.
16921 (init_temp_slots): Allocate the address -> temp slot map, or empty
16922 the map if it is already allocated.
16923 (prepare_function_start): Initialize temp slot processing.
16925 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
16927 PR middle-end/38584
16928 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
16929 Calculate the size of all stack vars assuming no packing of stack
16930 vars will happen, replacing a quadratic algorithm with a linear one.
16932 2009-01-03 Jakub Jelinek <jakub@redhat.com>
16935 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
16938 2009-01-03 Diego Novillo <dnovillo@google.com>
16940 * doc/contrib.texi: Update contributions.
16942 2009-01-03 Jakub Jelinek <jakub@redhat.com>
16945 * builtins.c (fold_builtin_memory_op): Give up if either operand
16946 is volatile. Set srctype or desttype to non-qualified version
16950 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
16951 and FUNCTION_DECLs.
16953 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
16955 PR rtl-optimization/35805
16956 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
16957 problem if fast dce is able to remove any instructions.
16958 * dce.c (dce_process_block): Fix dump message.
16960 2009-01-02 Mark Mitchell <mark@codesourcery.com>
16963 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
16965 2009-01-02 Jakub Jelinek <jakub@redhat.com>
16967 PR middle-end/38690
16968 * tree-flow.h (op_code_prio, op_prio): New prototypes.
16969 * tree-pretty-print.c (op_code_prio): New function.
16970 (op_prio): No longer static. Use op_code_prio.
16971 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
16972 Use op_prio and op_code_prio to determine if () should be
16973 printed around operand(s) or not.
16975 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
16976 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
16977 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
16978 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
16979 pp_character instead of pp_string for single letter printing.
16981 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
16983 * doc/extend.texi: Fix '#pragma GCC option' typo.
16985 2009-01-02 Richard Guenther <rguenther@suse.de>
16987 * doc/install.texi (--enable-checking): Mention different
16988 default for stage1.
16989 (--enable-stage1-checking): Document.
16991 2009-01-01 Andrew Pinski <pinskia@gmail.com>
16993 PR middle-end/30142
16994 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
16995 case to be an error.
16997 2009-01-02 Ben Elliston <bje@au.ibm.com>
16999 * config/fp-bit.h (pack_d): Constify argument.
17000 * config/fp-bit.c (makenan): Constify return type. Remove casts.
17001 (isnan): Constify argument.
17003 (iszero): Likewise.
17004 (pack_d): Likewise.
17005 (_fpadd_parts): Constify return type.
17006 (_fpmul_parts): Likewise.
17007 (_fpdiv_parts): Likewise.
17009 2009-01-01 Jakub Jelinek <jakub@redhat.com>
17012 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
17013 warn about overwriting initializer with side-effects or
17014 -Woverride-init if !IMPLICIT.
17015 (output_init_element): Likewise. Pass IMPLICIT down to
17017 (process_init_element): Add IMPLICIT argument. Pass it down
17018 to output_init_element.
17019 (push_init_element, pop_init_level, set_designator): Adjust
17020 process_init_element callers.
17021 (set_nonincremental_init, set_nonincremental_init_from_string):
17022 Adjust add_pending_init callers.
17023 (output_pending_init_elements): Adjust output_init_element callers.
17024 * c-tree.h (process_init_element): Adjust prototype.
17025 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
17026 process_init_element callers.
17029 Copyright (C) 2009 Free Software Foundation, Inc.
17031 Copying and distribution of this file, with or without modification,
17032 are permitted in any medium without royalty provided the copyright
17033 notice and this notice are preserved.