1 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
6 insn patterns using X87MODEF12 mode macro. Extend operand 1
7 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10 (log1p<mode>2): Ditto.
12 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
14 (*fxtractxf3_i387): Rename from *fxtractxf3.
15 (fxtract_extend<mode>xf3_i387): New insn pattern.
16 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
18 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
19 and gen_fyl2xxf3_i387().
21 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24 * cfgloopmanip.c (fix_loop_placement): Made static. Use
25 get_loop_exit_edges. Changed return type to bool.
26 * cfgloop.h (fix_loop_placement): Declaration removed.
28 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30 * param.h (MIN_VECT_LOOP_BOUND): New.
31 * params.def (MIN_VECT_LOOP_BOUND): New.
32 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
33 argument - minimum threshold for number of iterations.
34 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
35 argument to declaration.
36 * tree-vect-analyze.c (vect_analyze_operations): Check value of
38 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
39 slpeel_tree_peel_loop_to_edge with additional argument.
40 (vect_do_peeling_for_alignment): Likewise.
41 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
43 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
49 2007-01-14 Jan Hubicka <jh@suse.cz>
51 * tree-dfa.c (remove_referenced_var): New function.
52 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
53 prune referenced vars list too.
54 * tree-flow.h (remove_referenced_var): Declare.
56 2007-01-14 Jan Hubicka <jh@suse.cz>
58 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
60 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
61 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
62 * except.h (verify_eh_throw_table_statements): Kill prototype.
63 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
64 into call exrepssions.
65 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
67 * tree-cfg.c: Include pointer-set.h.
68 (verify_node_sharing): Work on pointer set.
69 (verify_eh_throw_stmt_node): New.
70 (verify_stmts): Use pointers sets, verify throw_stmt.
72 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
74 * ipa-reference.c (analyze_function): Consider also addresses taken
77 2007-01-12 Roger Sayle <roger@eyesopen.com>
79 * c-typeck.c (null_pointer_constant_p): Replace use of
80 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
81 (build_c_cast): Likewise.
83 2007-01-12 Roger Sayle <roger@eyesopen.com>
85 * tree.h (force_fit_type_double): Remove unused final argument.
86 * c-common.c (constant_expression_warning): Replace use of
87 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
88 (convert_and_check): Likewise.
89 (shorten_compare): Update call to force_fit_type_double.
90 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
91 * convert.c (convert_to_pointer): Update call to
92 force_fit_type_double.
93 * fold-const.c (force_fit_type_double): Remove overflowed_const
95 (int_const_binop, fold_convert_const_int_from_int,
96 fold_convert_const_int_from_real, fold_div_compare,
97 fold_sign_changed_comparison, fold_unary, fold_negate_const,
98 fold_abs_const, fold_not_const): Remove the final argument from
99 calls to force_fit_type_double.
101 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
103 * configure.ac: Set insn to "nop" for spu-*-* also.
104 * configure: Regenerate.
106 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
108 * builtins.def : Add BUILT_IN_FREE.
110 2007-01-12 Jan Hubicka <jh@suse.cz>
112 PR tree-optimization/30443
113 * tree-inline.c (tree_function_versioning): Do not optimize when
114 cloning for inlining.
116 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
118 * doc/loop.texi: Document recording of loop exits.
119 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
120 (update_single_exits_after_duplication,
121 update_single_exit_for_duplicated_loop,
122 update_single_exit_for_duplicated_loops): Removed.
123 (duplicate_loop_to_header_edge): Do not call
124 update_single_exits_after_duplication and
125 update_single_exit_for_duplicated_loops.
126 (loop_version): Do not update single_exit information.
127 (fix_loop_structure): Use record_loop_exits instead of
128 mark_single_exit_loops.
129 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
130 the lists of loop exits.
131 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
132 split_edge, merge_blocks): Update the lists of loop exits.
133 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
135 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
136 of mark_single_exit_loops.
137 (loop_optimizer_finalize): Call release_recorded_exits.
138 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
139 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
140 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
141 update single exit information.
142 * lambda-code.c (perfect_nestify): Ditto.
143 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
144 (mark_single_exit_loops): Removed.
145 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
146 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
147 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
149 (get_loop_exit_edges, single_exit): Use recorded exit lists.
150 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
151 (verify_loop_structure): Verify consistency of the exit lists.
152 (flow_loops_find): Use alloc_loop. Initialize exits hash.
153 (set_single_exit): Removed.
154 * cfgloop.h (struct loop_exit): New function.
155 (struct loop): single_exit_ field replaced by exits field.
156 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
157 (struct loops): Added exits hash.
158 (mark_single_exit_loops, set_single_exit): Declaration removed.
159 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
161 2007-01-12 Richard Sandiford <richard@codesourcery.com>
163 * doc/invoke.texi: Avoid use of @headitem.
165 2007-01-12 Richard Sandiford <richard@codesourcery.com>
167 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
169 2007-01-12 Richard Sandiford <richard@codesourcery.com>
171 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
174 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
175 Richard Sandiford <richard@codesourcery.com>
177 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
178 * config/m68k/m68k.opt: Resort options.
179 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
181 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
182 Richard Sandiford <richard@codesourcery.com>
184 * doc/invoke.texi: Document the macros that are defined by
185 m68k's -mtune and -mhard-float options.
186 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
187 (m68k_cpp_cpu_family): Likewise.
188 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
189 of __ucfv*__ macros. Define __mcffpu__ if generating code for
190 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
191 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
192 (m68k_cpp_cpu_family): Likewise.
194 2007-01-12 Richard Sandiford <richard@codesourcery.com>
196 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
197 macros besides mc68000 as tuning macros. Use a switch statement
198 to set them and mcpu32.
200 2007-01-12 Julian Brown <julian@codesourcery.com>
202 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
203 (TARGET_68040_ONLY): Rename to...
204 (TARGET_68040): ...this.
205 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
206 * config/m68k/m68k.md: Likewise.
208 2007-01-12 Julian Brown <julian@codesourcery.com>
209 Nathan Sidwell <nathan@codesourcery.com>
210 Richard Sandiford <richard@codesourcery.com>
212 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
213 the -mcpu= argument associated with the --with-cpu setting.
214 Define M68K_DEFAULT_TUNE to the default -mtune= option,
215 if different from the one implied by the -mcpu setting.
216 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
217 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
218 * doc/invoke.texi: Mention ColdFire in the introduction to the
219 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
220 -mno-div and -mhard-float options. Make -m68881 a synonym for
221 -mhard-float. Document the previously-undocumented -m5206e,
222 -m528x, -m5307 and -m5407 options. Tweak the existing option
223 documentation for consistency.
224 * doc/install.texi: Mention new --with-cpu arguments.
225 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
226 default CPU if neither -mcpu nor -march are specified.
227 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
228 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
229 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
230 using m68k_tune to decide between families that implement the
231 same ISA. Use m68k_tune to set __mcfv4e__.
232 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
233 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
234 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
235 (FL_ISA_C, FL_ISA_MMU): New macros.
236 (MASK_COLDFIRE): Delete.
237 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
238 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
239 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
240 (TARGET_HARD_FLOAT): Do not define here.
241 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
242 (TUNE_68000): New macro.
243 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
244 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
245 (TUNE_CFV2): Redefine in terms of m68k_tune.
246 (uarch_type, target_device, fpu_type): New enums.
247 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
248 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
249 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
250 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
251 (FL_FOR_isa_c): New macros.
252 (m68k_isa): New enum.
253 (m68k_target_selection): New structure.
254 (all_devices, all_isas, all_microarchs): New tables.
255 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
256 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
257 (MASK_ALL_CPU_BITS): Delete.
258 (m68k_find_selection): New function.
259 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
260 Map the legacy target options to a combination of the new ones.
261 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
262 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
263 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
265 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
266 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
268 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
269 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
270 * config/m68k/m68k-devices.def: New file.
272 2007-01-12 Richard Sandiford <richard@codesourcery.com>
273 Nathan Sidwell <nathan@codesourcery.com>
275 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
276 (SUBTARGET_EXTRA_SPECS): New macros.
277 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
278 use %(asm_cpu_spec) instead.
279 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
280 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
281 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
282 (EXTRA_SPECS): Rename to...
283 (SUBTARGET_EXTRA_SPECS): ...this.
285 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
286 Richard Sandiford <richard@codesourcery.com>
287 Julian Brown <julian@codesourcery.com>
289 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
290 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
291 to the configuration's default CPU.
292 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
293 Remove default masks.
294 (m680[012]0-*-*): Set the default with_cpu to the first part of
296 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
297 (m68k*-*-linux): Extend the --with-cpu handling to...
298 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
299 and m68010. Don't set target_cpu_default2.
300 * doc/install.texi: Document --with-cpu for m68k.
301 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
302 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
303 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
304 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
305 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
306 (ASM_SPEC): Remove use of %(asm_cpu_default).
307 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
308 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
309 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
310 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
311 __HAVE_FPU__ if TARGET_HARD_FLOAT.
312 (TARGET_DEFAULT): Delete.
313 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
314 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
315 (CPP_CPU_SPEC): Delete.
316 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
317 the appropriate string.
318 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
319 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
320 (ASM_SPEC): Don't use %(asm_default_spec).
321 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
322 TARGET_DEFAULT and add MASK_68881.
323 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
325 2007-01-12 Richard Sandiford <richard@codesourcery.com>
327 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
328 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
329 MASK_68010 alongside MASK_68020.
330 * doc/invoke.texi: Document -m68010.
331 * config/m68k/m68k.opt (m68010): New.
332 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
334 (TUNE_68010): New macro.
335 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
336 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
337 (M68K_CPU_m68332): Add MASK_68010.
338 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
340 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
342 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
343 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
344 to all entries that use MASK_68020.
345 (output_move_simode_const, output_move_himode, output_move_qimode)
346 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
347 instead of TARGET_68020 to select clr behavior. Remove comment
348 about there being no TARGET_68010.
349 * config/m68k/m68k.md: Likewise throughout.
351 2007-01-12 Julian Brown <julian@codesourcery.com>
353 * config/m68k/m68k.h (TARGET_ISAB): New macro.
354 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
355 * config/m68k/m68k.md: Likewise.
357 2007-01-12 Julian Brown <julian@codesourcery.com>
359 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
360 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
362 2007-01-12 Julian Brown <julian@codesourcery.com>
364 * config/m68k/m68k.h (TUNE_68040_60): New macro.
365 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
366 * config/m68k/m68k.md: Likewise.
368 2007-01-12 Julian Brown <julian@codesourcery.com>
369 Richard Sandiford <richard@codesourcery.com>
371 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
372 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
373 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
375 (TARGET_CPU32): Rename to...
376 (TUNE_CPU32): ...this.
377 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
378 (TUNE_CFV2): New macros.
379 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
380 remove conditions that are implied by TARGET_68020.
381 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
382 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
383 (m68k_output_function_epilogue): Likewise.
384 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
385 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
386 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
387 non-68000 timings. Refactor multiplication and division costs.
388 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
389 TUNE_CPU32 instead of TARGET_CPU32.
390 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
391 and TUNE_68060 instead of TARGET_68060.
392 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
393 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
395 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
396 && !TARGET_COLDFIRE" to choose between moveq and clr.
397 Likewise in the unnamed movsf pattern.
398 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
399 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
402 2007-01-12 Richard Sandiford <richard@codesourcery.com>
404 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
405 of tabbing before backslashes.
407 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
409 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
410 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
411 (ASM_OUTPUT_INTERNAL_LABEL): Define.
413 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
415 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
416 find_interesting_uses_cond.
417 (find_interesting_uses_cond): Use extract_cond_operands.
418 (rewrite_use_compare): Use extract_cond_operands and
419 force_gimple_operand_bsi. Do not call update_stmt.
420 (determine_use_iv_cost_condition): Use extract_cond_operands.
421 Return cheaper of using original bound and changing the exit bound.
423 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
425 PR tree-optimization/29516
426 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
427 most_expensive_mult_to_index, addr_to_parts,
428 create_mem_ref, maybe_fold_tmr): Make the type of
429 fields of TARGET_MEM_REF sizetype.
430 (move_fixed_address_to_symbol, move_pointer_to_base):
432 * tree.def (TARGET_MEM_REF): Add comment on types of
435 2007-01-11 Joseph Myers <joseph@codesourcery.com>
437 * c-common.c (vector_types_convertible_p): Treat opaque types as
438 always convertible if they have the same size, but not otherwise.
440 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
442 * ifcvt.c (struct noce_if_info): Add comments to the fields.
443 Remove the b_unconditional field.
444 (noce_try_sign_mask): Do not look at b_unconditional.
445 (noce_process_if_block): Do not use merge_if_blocks. Update
446 the CFG here. Do not set b_unconditional.
447 (cond_move_process_if_block): Likewise.
448 (find_cond_trap): Likewise.
449 (check_cond_move_block): Require simple jump insns at the end
452 2007-01-11 Jan Hubicka <jh@suse.cz>
454 PR tree-optimization/1046
455 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
456 when alias info is not ready.
457 (pass_tail_recursion): Do not require aliasing.
458 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
459 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
460 * tree-ssa-copy.c (pass_copy_prop): Likewise.
461 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
462 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
463 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
464 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
466 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
467 When aliasing is not build, mark statement as volatile.
469 2007-01-11 Tom Tromey <tromey@redhat.com>
471 PR preprocessor/15185, PR preprocessor/20989:
472 * doc/cppopts.texi <-MT>: Update description of algorithm for
473 computing default target.
474 <-M, -MD>: Reword "basename" text.
476 2007-01-11 Roger Sayle <roger@eyesopen.com>
478 * builtins.c (expand_builtin_pow, expand_builtin_powi,
479 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
480 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
481 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
482 fold_builtin_bswap, real_constp, fold_builtin_pow,
483 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
484 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
485 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
486 * convert.c (convert_to_pointer): Likewise.
487 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
488 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
489 const_binop, fold_convert_const_int_from_int,
490 fold_convert_const_int_from_real,
491 fold_convert_const_real_from_real, sign_bit_p,
492 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
493 fold_sign_changed_comparison, fold_unary, fold_comparison,
494 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
495 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
496 * print-tree.c (print_node_brief, print_node): Likewise.
497 * stor-layout.c (place_field, layout_type): Likewise.
498 * tree-chrec.c (keep_cast): Likewise.
499 * tree.c (build_vector, build_real, build_real_from_int_cst,
500 build_complex): Likewise.
502 2007-01-11 Roger Sayle <roger@eyesopen.com>
504 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
505 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
507 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
509 * configure.ac (strict1_warn): Rename to strict_warn.
510 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
511 cc_set_by_configure, quoted_cc_set_by_configure,
512 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
513 all_boot_languages, all_stagestuff): Remove.
514 (target_list): Remove bootstrap targets.
515 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
516 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
517 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
518 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
519 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
520 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
521 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
522 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
523 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
524 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
525 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
526 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
527 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
528 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
529 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
530 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
531 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
532 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
533 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
534 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
535 (mostlyclean): Adjust.
536 (clean, distclean): Don't mention bootstrap stuff.
537 * configure: Regenerate.
538 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
539 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
540 treelang/config-lang.in (stagestuff): Remove.
541 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
542 stageprofile, stagefeedback, stagestuff): Remove mention.
544 2007-01-11 Nick Clifton <nickc@redhat.com>
546 * config/mcore/predicates.md (mcore_general_movesrc_operand):
548 (mcore_general_movdst_operand): Do not accept CONST_INTs.
549 (mcore_arith_K_S_operand): Run the test for the S constraint not
550 the test for the M constraint.
551 (mcore_addsub_operand): Do not accept integer values that are
553 * config/mcore/mcore.md: Remove unused constraints from split.
554 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
556 (allocate_stack): Likewise.
557 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
559 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
561 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
562 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
563 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
564 mcore_output_bclri, mcore_output_andn, output_inline_const,
565 mcore_output_move, mcore_output_movedouble): Likewise.
566 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
567 (output_inline_const): Likewise.
568 (output_inline_const): Fix format strings used in sprintf
570 * config/mcore/mcore-protos.h: Update prototypes for changed
571 functions in mcore.c.
572 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
573 HOST_WIDE_INT and not int.
574 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
575 CONST_OK_FOR_N): Likewise.
576 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
577 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
580 2007-01-10 Jan Hubicka <jh@suse.cz>
582 * tree-vrp.c (remove_range_assertions): Release defs.
583 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
584 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
586 2007-01-10 Paul Brook <paul@codesourcery.com>
588 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
589 * config/arm/arm.md (mulsi3subsi): New insn.
591 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
593 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
594 (tree_transform_and_unroll_loop): New.
595 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
598 2007-01-10 Robert Kennedy <jimbob@google.com>
600 * fold-const.c (fold_comparison): Fold comparisons like (x *
601 1000 < 0) to (x < 0).
603 2007-01-10 Ian Lance Taylor <iant@google.com>
605 * tree-pretty-print.c (dump_generic_node): Print parentheses when
606 operands have the same priority.
608 2007-01-10 Tom Tromey <tromey@redhat.com>
610 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
611 (fold_binary): Likewise.
612 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
613 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
614 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
615 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
616 * langhooks.h (struct lang_hooks): Removed field
617 'can_use_bit_fields_p'.
619 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
621 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
623 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
625 * function.c (get_last_funcdef_no): New function.
626 * function.h (get_last_funcdef_no): Declare.
627 * tree-inline.c (initialize_cfun): Add initialization.
628 (tree_function_versioning): Cleanup.
630 2007-01-10 Jan Hubicka <jh@suse.cz>
632 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
635 2007-01-10 Sa Liu <saliu@de.ibm.com>
636 Ben Elliston <bje@au.ibm.com>
638 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
639 for SAVE_NONLOCAL and Pmode for any other save level.
640 * spu-protos.h (spu_restore_stack_block): Declare.
641 * spu.md (save_stack_block): Remove.
642 (restore_stack_block): Call spu_restore_stack_block.
643 * spu.c (spu_restore_stack_block): New function.
644 (spu_expand_epilogue): Remove old comment.
646 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
648 PR tree-optimization/30322
649 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
650 (cand_value_at): Return the value as aff_tree.
651 (may_eliminate_iv): Convert the bound from aff_tree to tree.
652 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
653 aff_combination_mult): New functions.
654 (aff_combination_add): Use aff_combination_add_cst.
655 (aff_combination_convert): Allow conversions to a wider type.
656 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
657 * tree-affine.h (aff_combination_mult): Declare.
659 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
661 * doc/tm.texi: Update documentation to reflect reality of exec
662 and start file search behaviours. Update copyright year.
663 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
664 header file directories.
666 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
668 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
669 (*cosxf2): Rename to cosxf2_i387.
670 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
671 using X87MODEF12 mode macro. Rename patterns to
672 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
674 (*cosdf2, *cossf2): Ditto.
675 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
676 to match extended input operands.
677 (sincos<mode>3): New expander.
678 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
679 insn patterns and corresponding splitters.
681 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
683 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
684 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
686 2007-01-09 Nicolas Pitre <nico@cam.org>
689 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
691 2007-01-08 Geoffrey Keating <geoffk@apple.com>
693 * target.h (struct gcc_target): New field library_rtti_comdat.
694 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
695 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
696 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
697 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
699 2007-01-08 Geoffrey Keating <geoffk@apple.com>
701 * doc/invoke.texi (Optimize Options): Correct description of -O0.
703 2007-01-08 Richard Guenther <rguenther@suse.de>
705 * tree.h (force_fit_type_double): Export.
706 (force_fit_type): Remove.
707 * fold-const.c (force_fit_type_double): New function.
708 (force_fit_type): Remove.
709 (int_const_binop): Use it.
710 (fold_convert_const_int_from_int): Likewise.
711 (fold_convert_const_int_from_real): Likewise.
712 (fold_div_compare): Likewise.
713 (fold_sign_changed_comparison): Likewise.
714 (fold_unary): Likewise.
715 (fold_negate_const): Likewise.
716 (fold_abs_const): Likewise.
717 (fold_not_const): Likewise.
718 * c-common.c (shorten_compare): Use force_fit_type_double.
719 * convert.c (convert_to_pointer): Likewise.
721 2007-01-08 Richard Guenther <rguenther@suse.de>
723 * tree.h (build_int_cst_wide_type): Export.
724 * tree.c (build_int_cst_wide_type): New function.
725 (build_int_cst_wide): Fix comment.
726 * builtins.c (fold_builtin_object_size): Use build_int_cst
727 to build -1 or 0 of the correct type. Use fit_double_type
728 to check for overflow.
729 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
731 (decode_field_reference): Likewise.
732 (all_ones_mask_p): Likewise.
733 (native_interpret_int): Use build_int_cst_wide_type.
734 (fold_binary): Use build_int_cst_type to build an all-ones
736 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
738 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
740 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
742 2007-01-09 Ben Elliston <bje@au.ibm.com>
744 * genautomata.c (STATS_OPTION): New option.
745 (stats_flag): New flag.
746 (gen_automata_option): Handle it.
747 (initiate_automaton_gen): Ditto.
748 (write_automata): Output statistics only if stats_flag is
749 set. Likewise, output time statistics only if time_flag is set.
750 * doc/md.texi (Processor pipeline description): Document new flag.
752 2007-01-08 Richard Guenther <rguenther@suse.de>
754 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
755 * tree.c (build_int_cst_type): Likewise.
756 (size_in_bytes): Don't call force_fit_type on the result.
757 (int_fits_type_p): Use fit_double_type.
758 * fold-const.c (fit_double_type): New function.
759 (force_fit_type): Use it.
760 * tree.h (fit_double_type): Export.
762 2007-01-08 Jan Hubicka <jh@suse.cz>
764 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
765 * ipa.c (function_and_variable_visibility): Fix return type.
767 2007-01-08 Richard Guenther <rguenther@suse.de>
769 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
770 of offset to build the index.
771 * tree-pretty-print.c (dump_generic_node): Don't build negated
772 const just for printing.
773 * c-pretty-print.c (pp_c_integer_constant): Likewise.
774 * builtins.c (fold_builtin_int_roundingfn): Check if result
775 fits the type by using force_fit_type and comparing the result.
776 * predict.c (predict_loops): Use compare_tree_int for comparison.
777 * tree.c (build_int_cst): Fall back to integer_type_node for
779 (build_int_cst_wide): Assert type is non-null.
781 2007-01-08 Roberto Costa <roberto.costa@st.com>
783 * tree-vrp.c (extract_range_from_cond_expr): New.
784 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
785 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
787 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
788 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
789 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
791 * tree-object-size.c (cond_expr_object_size): New.
792 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
794 2007-01-08 Jan Hubicka <jh@suse.cz>
796 * tree-ssa-forwprop.c (forward_propagate_into_cond,
797 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
800 2007-01-08 Richard Guenther <rguenther@suse.de>
802 PR tree-optimization/23603
803 * tree-vrp.c (set_value_range_to_truthvalue): New function.
804 (extract_range_from_binary): Fall back to truthvalue instead of
805 varying for TRUTH_*_EXPR.
806 (extract_range_from_comparison): Fall back to truthvalue instead of
808 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
809 if all visited PHI values were constant.
811 2007-01-08 Jan Hubicka <jh@suse.cz>
813 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
814 (cgraph_analyze_function): break out from ...
815 (cgraph_finalize_compilation_unit): ... here.
816 (cgraph_expand_function): Remove forgoten commented out line.
817 (cgraph_optimize): Analyze functions.
819 2007-01-08 Jan Hubicka <jh@suse.cz>
821 * tree-pas.h (TODO_remove_function): New flag.
822 (TODO_update*): Renumber.
823 (pass_ipa_increase_alignment,
824 pass_ipa_function_and_variable_visibility): New passes.
825 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
826 (cgraph_function_and_variable_visibility): Move to ipa.c
827 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
828 cgraph_increase_alignment.
829 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
830 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
832 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
833 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
834 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
835 (gate_increase_alignment): New function.
836 (pass_ipa_increase_alignment): New pass.
837 * ipa.c: Inline tree-pass.h and timevar.h
838 (function_and_variable_visibility): Move here from cgraphunit.c
839 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
840 * passes.c (init_optimization_passes): Add the two new passes.
841 (execute_todo): Handle cgraph_remove_functions.
843 2007-01-08 Nick Clifton <nickc@redhat.com>
845 * config/frv/predicates.md (reg_or_0_operand): Accept
848 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
850 * config/bfin/rtems.h, config/bfin/t-rtems: New.
851 * config.gcc: Add bfin*-rtems*.
853 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
855 * c.opt: Add -flax-vector-conversions.
856 * c-typeck.c (convert_for_assignment): Pass flag to
857 vector_types_convertible_p to allow emission of note.
858 (digest_init): Likewise.
859 * c-opts.c: Handle -flax-vector-conversions.
860 * c-common.c (flag_lax_vector_conversions): New.
861 (vector_types_convertible_p): Unless -flax-vector conversions
862 has been passed, disallow conversions between vectors with
863 differing numbers of subparts and/or element types. If such
864 a conversion is disallowed, possibly emit a note on the first
865 occasion only to inform the user of -flax-vector-conversions.
866 The new last argument specifies this.
867 * c-common.h (flag_lax_vector_conversions): New.
868 (vector_types_convertible_p): Add extra argument.
869 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
870 char_type_node for V*QI type vectors.
871 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
872 Update to satisfy new typechecking rules.
873 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
875 * doc/invoke.texi (C Dialect Options): Document
876 -flax-vector-conversions.
878 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
880 PR tree-optimization/29877
881 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
882 a register variable on the RHS to not be replaceable.
884 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
885 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
886 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
887 const_simm15, const_pow2, const_npow2): Added.
888 * config/score/misc.md (insv, extv, extzv, movmemsi,
889 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
890 * config/score/score.c (score_address_cost, score_select_cc_mode):
892 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
893 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
894 Update score_print_operand.
895 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
896 Adjust register allocate order and update some macro define.
897 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
898 mdx_block_move_straight, mdx_block_move_loop_head,
899 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
900 mdx_block_move): Added.
901 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
902 mdp_limm): Updated and fix some bug and typo.
903 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
904 (movsf, movdf, doloop_end): Added.
906 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
908 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
909 config/arm/thumb2.md: Fix comment typos.
910 * doc/extend.texi: Fix a typo.
912 2007-01-07 Eric Christopher <echristo@apple.com>
914 * configure.ac: Check for __stack_chk_fail for darwin.
915 * configure: Regenerate.
917 2007-01-07 Richard Guenther <rguenther@suse.de>
919 * tree-vrp.c (extract_range_from_assert): CSE calls to
920 compare_values where possible.
921 (extract_range_from_unary_expr): Likewise.
923 2007-01-07 Anatoly Sokolov <aesok@post.ru>
925 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
926 * config/avr/avr.c (call_insn_operand): Delete function.
927 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
928 instead of register number. Use predicates.
929 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
930 call_insn_operand): Add.
932 2007-01-06 Jan Hubicka <jh@suse.cz>
934 * tree-pass.h (pass_build_cgraph_edges): Declare.
935 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
936 (visited_nodes): Remove.
937 (cgraph_create_edges): Move to cgraphbuild.c; rename to
938 build_cgrpah_edges; make visited_nodes local.
939 (cgraph_process_new_functions): DO not call initialize_inline_failed.
940 (record_references_in_initializer): Move to cgraphbuild.c
941 (initialize_inline_failed, rebuild_cgraph_edges,
942 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
943 (verify_cgraph_node): Make visited_nodes local.
944 (cgraph_analyze_function): Do not call cgraph_create_edges and
945 initialize_inline_failed.
946 (cgraph_expand_function): Do not call cgraph_lower_function;
947 assert that function is already lowered.
948 * Makefile.in (cgraphbuild.o): New.
949 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
950 at the end of lowering passes.
952 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
954 * ifcvt.c (cond_move_convert_if_block): New function, code
956 (cond_move_process_if_block): ...here. Call the new function
957 on the THEN and ELSE blocks.
958 (merge_if_block): Do not copy global_live_at_end, merge_blocks
959 already takes care of this.
961 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
964 * tree.h (TREE_OVERFLOW_P): New.
965 * c-typeck.c (parser_build_unary_op): Warn only if result
966 overflowed and operands did not.
967 (parser_build_binary_op): Likewise.
968 (convert_for_assignment): Remove redundant overflow_warning.
969 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
971 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
973 * c-typeck.c (store_init_value): Split over two lines to follow
974 the GNU coding style.
976 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
978 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
979 __GXX_EXPERIMENTAL_CXX0X__.
980 * doc/cpp.texi: Same.
982 2007-01-05 Richard Guenther <rguenther@suse.de>
985 * tree.c (get_narrower): Do not construct COMPONENT_REFs
986 with mismatched types. Instead explicitly build a
989 2007-01-05 Ian Lance Taylor <iant@google.com>
991 * c-common.c (decl_with_nonnull_addr_p): New function.
992 (c_common_truthvalue_conversion): Call it.
993 * c-typeck.c (build_binary_op): Likewise.
994 * c-common.h (decl_with_nonnull_addr_p): Declare.
996 2007-01-05 Jakub Jelinek <jakub@redhat.com>
999 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
1002 2007-01-05 Joel Brobecker <brobecker@adacore.com>
1004 * doc/install.texi (Final install): Document the fact that
1005 the GNAT runtime should not be stripped.
1007 2007-01-04 Jan Hubicka <jh@suse.cz>
1009 * tree-inline.c (fold_marked_statements): Update operand caches
1010 and EH after folding
1012 2007-01-04 Ian Lance Taylor <iant@google.com>
1014 * c-common.c (check_function_nonnull): Whitespace fix.
1016 2007-01-04 Jan Hubicka <jh@suse.cz>
1018 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
1019 comitted older version of patch.
1020 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
1021 function, celanup cfg and collect garbage.
1023 2007-01-04 Mike Stump <mrs@apple.com>
1025 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
1028 2007-01-04 Eric Christopher <echristo@apple.com>
1030 * libgcc2.c (__bswapsi2): Use SItype.
1031 (__bswapdi2): Use DItype.
1032 * libgcc2.h: Update for above.
1034 2007-01-04 Paul Brook <paul@codesourcery.com>
1036 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
1037 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
1038 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
1039 umulsidi3, umulsidi3adddi, smulsi3_highpart,
1040 umulsi3_highpart): Make conditional on !arm_arch6.
1041 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
1042 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
1043 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
1044 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
1045 umulsi3_highpart_v6): New insns.
1047 2007-01-04 Roger Sayle <roger@eyesopen.com>
1049 * fold-const.c (fold_convert): When casting an expression to void,
1050 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
1051 have a type. Instead of attempting to build a NOP_EXPR, return
1052 these "special" trees directly.
1054 2007-01-04 Joseph Myers <joseph@codesourcery.com>
1056 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
1057 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
1058 rs6000_cost->fp not 0 as adjustment for outer NEG.
1060 2007-01-04 Jan Hubicka <jh@suse.cz>
1062 * cgraph.c (cgraph_release_function_body): New function.
1063 (cgraph_remove_node): Use it.
1064 * cgraph.h (cgraph_release_function_body): Declare.
1065 * cgraphunit.c (cgraph_expand_function): Use it.
1066 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
1067 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
1068 is initialized and while compilation of other function is running.
1069 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
1070 statement CFG annotations from here to ...
1071 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
1073 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
1075 * cfgloop.h (enum li_flags): Make the constants powers of two.
1077 2007-01-04 Jan Hubicka <jh@suse.cz>
1079 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
1081 (fold_marked_statements): New function.
1082 (optimize_inline_calls, tree_function_versioning): Fold new statements.
1083 * tree-inline.h (copy_body_data): Add statements_to_fold.
1085 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
1087 * config.gcc: Mention libgcc/config.host.
1088 * Makefile.in: Update comments mentioning libgcc.
1089 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
1090 (all.cross, start.encap, rest.encap, rest.cross): Update
1091 dependencies for libgcc move.
1092 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
1093 (clean-target, clean-target-libgcc): Delete.
1094 (srcdirify, GCC_EXTRA_PARTS): New macros.
1095 (libgcc-support, libgcc.mvars): New rules.
1096 (distclean): Remove mention of mklibgcc.
1097 (install): Don't reference INSTALL_LIBGCC.
1098 (install-common): Don't reference EXTRA_PARTS.
1099 (install-libgcc, install-multilib): Delete rules.
1100 * mklibgcc.in: Delete file.
1101 * doc/configfiles.texi: Don't mention mklibgcc.
1103 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
1104 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
1105 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
1106 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
1107 (mklibgcc, ldblspecs): Likewise.
1109 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
1110 (posixpre.def): Use $(T).
1111 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
1112 (SHLIB_SRC, SHLIB_INSTALL): Delete.
1113 (SHLIB_LINK): Make dummy.
1114 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
1116 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
1118 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
1119 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
1120 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
1121 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
1123 * configure.ac (all_outputs): Remove mklibgcc.
1124 * configure: Regenerated.
1126 2007-01-03 Josh Conner <jconner@apple.com>
1129 * calls.c (compute_argument_addresses): Set stack and stack_slot
1130 for partial args, too.
1131 (store_one_arg): Use locate.size.constant for the size when
1132 generating a save_area.
1134 2007-01-03 Robert Kennedy <jimbob@google.com>
1136 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
1137 whose definitions are deleted due to basic block merging.
1139 2007-01-03 Paul Brook <paul@codesourcery.com>
1142 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
1144 (use_return_insn): Return 0 for Thumb interrupt functions.
1145 (print_multi_reg): Add rfe argument for IRQ returns.
1146 (arm_output_epilogue): Pop interrupt return address directly into PC.
1147 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
1149 2007-01-03 Paul Brook <paul@codesourcery.com>
1151 Merge from sourcerygxx-4_1.
1152 * config/arm/thumb2.md: New file.
1153 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
1155 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
1156 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
1157 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
1158 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
1160 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
1161 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
1163 * config/arm/ieee754-sf.S: Ditto.
1164 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
1165 (thumb1_base_register_rtx_p): ... to this.
1166 (thumb_index_register_rtx_p): Rename...
1167 (thumb1_index_register_rtx_p): ... to this.
1168 (thumb_output_function_prologue): Rename...
1169 (thumb1_output_function_prologue): ... to this.
1170 (thumb_legitimate_address_p): Rename...
1171 (thumb1_legitimate_address_p): ... to this.
1172 (thumb_rtx_costs): Rename...
1173 (thumb1_rtx_costs): ... to this.
1174 (thumb_compute_save_reg_mask): Rename...
1175 (thumb1_compute_save_reg_mask): ... to this.
1176 (thumb_final_prescan_insn): Rename...
1177 (thumb1_final_prescan_insn): ... to this.
1178 (thumb_expand_epilogue): Rename...
1179 (thumb1_expand_epilogue): ... to this.
1180 (arm_unwind_emit_stm): Rename...
1181 (arm_unwind_emit_sequence): ... to this.
1182 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
1183 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
1184 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
1185 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
1186 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
1187 thumb2_output_casesi): New functions.
1188 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
1189 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
1190 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
1191 THUMB2_WORK_REGS): Define.
1192 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
1193 arm_condexec_mask, arm_condexec_masklen)): New variables.
1194 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
1195 (arm_override_options): Check new CPU capabilities.
1196 Set new architecture flag variables.
1197 (arm_isr_value): Handle v7m interrupt functions.
1198 (user_return_insn): Return 0 for v7m interrupt functions. Handle
1200 (const_ok_for_arm): Handle Thumb-2 constants.
1201 (arm_gen_constant): Ditto. Use movw when available.
1202 (arm_function_ok_for_sibcall): Return false for v7m interrupt
1204 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
1205 (thumb_find_work_register, arm_load_pic_register,
1206 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
1207 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
1208 print_multi_reg, output_mov_long_double_fpa_from_arm,
1209 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
1210 output_mov_double_fpa_from_arm, output_move_double,
1211 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
1212 output_return_instruction, arm_output_function_prologue,
1213 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
1214 arm_output_mi_thunk, thumb_set_return_address): Ditto.
1215 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
1216 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
1217 (arithmetic_instr, shift_op): Use arm_shift_nmem.
1218 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
1220 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
1221 (thumb_expand_prologue): Use thumb_set_frame_pointer.
1222 (arm_file_start): Output directive for unified syntax.
1223 (arm_unwind_emit_set): Handle stack alignment instruction.
1224 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
1225 Add v6t2, v7, v7a, v7r and v7m.
1226 (RETLDM): Add Thumb-2 code.
1227 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
1228 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
1229 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
1230 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
1231 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
1232 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
1233 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
1234 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
1235 ADJUST_INSN_LENGTH): Define.
1236 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
1237 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
1238 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
1239 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
1240 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
1241 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
1242 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
1243 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
1244 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
1245 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
1246 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
1247 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
1248 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
1249 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
1250 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
1251 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
1252 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
1254 * config/arm/arm-tune.md: Regenerate.
1255 * config/arm/arm-protos.h: Update prototypes.
1256 * config/arm/vfp.md: Enable patterns for Thumb-2.
1257 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
1258 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
1259 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
1260 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
1261 * config/arm/libunwind.S: Add Thumb-2 code.
1262 * config/arm/constraints.md: Update include Thumb-2.
1263 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
1264 * config/arm/ieee754-df.S: Ditto.
1265 * config/arm/bpabi.S: Ditto.
1266 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
1267 * config/arm/predicates.md (low_register_operand,
1268 low_reg_or_int_operand, thumb_16bit_operator): New.
1269 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
1270 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
1271 * config/arm/t-arm-elf: Add armv7 multilib.
1272 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
1274 (UNSPEC_STACK_ALIGN, ce_count): New.
1275 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
1276 arm_zero_extendsidi2, arm_zero_extendqidi2): New
1278 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
1279 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
1280 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
1281 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
1282 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
1283 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
1285 * doc/extend.texi: Document ARMv7-M interrupt functions.
1286 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
1288 2007-01-03 Jakub Jelinek <jakub@redhat.com>
1290 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
1291 (struct _Unwind_Context): Rename args_size to flags, remove
1292 signal_frame field, add a new args_size field and version field.
1293 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
1294 _Unwind_IsExtendedContext): New inline functions.
1295 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
1296 Assume by_value array is only present if _Unwind_IsExtendedContext.
1297 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
1298 _Unwind_IsSignalFrame.
1299 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
1300 (uw_update_context_1): Use _Unwind_SetSignalFrame.
1301 (uw_init_context_1): Initialize context->flags to
1302 EXTENDED_CONTEXT_BIT.
1303 * config/rs6000/linux-unwind.h (frob_update_context): Use
1304 _Unwind_SetSignalFrame.
1306 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1309 * gimplify.c (gimplify_modify_expr_complex_part): Move below
1310 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
1313 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
1315 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
1316 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
1317 RET, AT_SP): Remove.
1318 * config/i386/i386.md (*sse_prologue_save_insn): Use return
1321 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1322 * cfgbuild.c (find_basic_blocks): Likewise.
1323 * cfgrtl.c (rtl_create_basic_block): Likewise.
1324 * function.c (temp_slots_at_level): Likewise.
1325 * reg-stack.c (stack_regs_mentioned): Likewise.
1326 * regclass.c (allocate_reg_info): Likewise.
1327 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1328 set_bb_for_stmt, move_block_to_fn): Likewise.
1329 * tree-complex.c (tree_lower_complex): Likewise.
1330 * vec.h (VEC_safe_grow_cleared): New.
1332 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
1334 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
1336 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
1337 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
1339 * cfgloopmanip.c (scale_loop_frequencies): Export.
1340 (loopify): Scale the frequencies by prescribed coefficients.
1341 (set_zero_probability): New function.
1342 (duplicate_loop_to_header_edge): Improve updating of frequencies.
1343 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
1344 and frequencies according to arguments.
1345 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
1347 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
1348 * modulo-sched.c (sms_schedule): Set probabilities for entering
1349 versioned loop correctly.
1350 * tree-vect-transform.c (vect_transform_loop): Ditto.
1351 * cfgloop.h (loopify, loop_version): Declaration changed.
1352 (scale_loop_frequencies): Declared.
1354 2007-01-02 Jan Hubicka <jh@suse.cz>
1356 * cgraph.c: Include tree-flow.h
1357 (cgraph_add_new-function): Handle IPA_SSA mode; execute
1359 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
1360 * tree-pass.h (pass_all_early_optimizations): Declare.
1361 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
1363 (cgraph_analyze_function): Do early_local_passes.
1364 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1365 Do not add referenced vars.
1366 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
1368 (gate_all_early_local_passes): New gate.
1369 (pass_early_local_passes): Use new gate.
1370 (execute_early_local_optimizations): New functions.
1371 (gate_all_early_optimizations): New gate.
1372 (pass_all_early_optimizations): New pass.
1373 (execute_free_datastructures): Free SSA only when initialized.
1374 (gate_init_datastructures): Init only when optimizing.
1375 (tree_lowering_passes): Do early local passes when called late.
1376 * tree-profile.c (do_tree_profiling): Don't profile functions added
1378 (do_early_tree_profiling, pass_early_tree_profile): Kill.
1379 * tree-cfg.c (update_modified_stmts): Do not update when operands are
1381 * passes.c (init_optimizations_passes): Reorder so we go into SSA
1382 during early_local_passes.
1383 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
1386 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1388 * Makefile.in: Update copyright year.
1390 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1392 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
1393 in $(lang_checks) and check-consistency targets.
1395 2007-01-02 Jan Hubicka <jh@suse.cz>
1397 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1398 Do not add referenced vars.
1399 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
1401 * passes.c (init_optimization_passes): Put mudflap_2 after
1402 free_datastructures.
1404 2007-01-02 Jan Hubicka <jh@suse.cz>
1406 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
1407 Set NOTHROW flag on call statements proved to be nothrow.
1408 Update statement of local calls so new pure/const functions are
1409 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
1411 (tree_rest_of_compilation): Register hooks and initialize bitmap
1412 early. Do not set after_inlining flag.
1414 2007-01-02 Steve Ellcey <sje@cup.hp.com>
1416 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
1417 HOST_BITS_PER_LONGLONG
1419 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1422 * c-typeck.c (store_init_value): Don't emit pedantic overflow
1423 warning for non-static initializers.
1425 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
1427 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
1428 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
1429 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
1430 Always use set_unique_reg_note to add REG_EQUAL notes.
1432 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1435 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1437 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1438 * cfgbuild.c (find_basic_blocks): Likewise.
1439 * cfgrtl.c (rtl_create_basic_block): Likewise.
1440 * function.c (temp_slots_at_level): Likewise.
1441 * reg-stack.c (stack_regs_mentioned): Likewise.
1442 * regclass.c (allocate_reg_info): Likewise.
1443 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1444 set_bb_for_stmt, move_block_to_fn): Likewise.
1445 * tree-complex.c (tree_lower_complex): Likewise.
1446 * vec.h (VEC_safe_grow_cleared): New.
1448 2007-01-02 Ian Lance Taylor <iant@google.com>
1450 * c-common.c (c_common_truthvalue_conversion): When warning about
1451 using an assignment as a truth value, set TREE_NO_WARNING.
1453 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1456 * c.opt (Wold-style-declaration): New.
1457 * doc/invoke.texi (C-only Warning Options): New.
1458 (Wold-style-declaration): Document it.
1459 (Wextra): Enabled by -Wextra.
1460 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1461 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
1462 -Wold-style-declaration.
1464 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1466 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1467 * cfgbuild.c (find_basic_blocks): Likewise.
1468 * cfgrtl.c (rtl_create_basic_block): Likewise.
1469 * function.c (temp_slots_at_level): Likewise.
1470 * reg-stack.c (stack_regs_mentioned): Likewise.
1471 * regclass.c (allocate_reg_info): Likewise.
1472 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1473 set_bb_for_stmt, move_block_to_fn): Likewise.
1474 * tree-complex.c (tree_lower_complex): Likewise.
1475 * vec.h (VEC_safe_grow_cleared): New.
1477 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
1479 * c-common.c(c_common_nodes_and_builtins): Since variants of
1480 void_type_node get built before it is given a name, we need to
1481 give those variants the name, too.
1482 (complete_array_type): We need to work with the canonical main
1483 type of the array, from which we will build the qualified version.
1484 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
1485 * print-tree.c (print_node): Display canonical type information
1487 * stor-layout.c (layout_type): When we don't know the
1488 alignment of a type for which we're building an array, we end up
1489 guessing wrong, so make the type require structural equality.
1490 * tree.c (make_node_stat): When we build a new type, it is its
1492 (build_type_attribute_qual_variant): When building an attribute
1493 variant, its canonical type is the non-attribute variant. However,
1494 if the attributes are target-dependent and they differ, we need to
1495 use structural equality checks for this type.
1496 (build_qualified_type): A qualified type is not equivalent to its
1497 unqualified variant; set the canonical type appropriately.
1498 (build_distinct_type_copy): When building a distinct type from
1499 another type, the new type is its own canonical type.
1500 (build_variant_type_copy): When building a new type variant, we
1501 assume that it is equivalent to the original type.
1502 (build_pointer_type_for_mode): When building a pointer type, also
1503 build a canonical type pointer.
1504 (build_reference_type_for_mode): When building a reference type,
1505 also build a canonical type reference.
1506 (build_index_type): When we can't hash an index type (e.g.,
1507 because its maximum value is negative), the index type requires
1508 structural equality tests.
1509 (build_array_type): Build the canonical form of an array type.
1510 (build_function_type): Function types require structural equality,
1511 because they contain default arguments, attributes, etc.
1512 (build_method_type_directly): Ditto for method types.
1513 (build_offset_type): Build the canonical offset type.
1514 (build_complex_type): Build the canonical vector type.
1515 (make_vector_type): Build the canonical vector type.
1516 * tree.h (TYPE_CANONICAL): New.
1517 (TYPE_STRUCTURAL_EQUALITY_P): New.
1518 (SET_TYPE_STRUCTURAL_EQUALITY): New.
1519 (struct tree_type): Added "canonical" field.
1520 * params.h (VERIFY_CANONICAL_TYPES): New.
1521 * doc/c-tree.texi (TYPE_CANONICAL): Document.
1522 (TYPE_STRUCTURAL_EQUALITY_P): Document.
1523 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
1524 * doc/invoke.texi (verify-canonical-types): Document --param
1525 parameter for verifying canonical types.
1527 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1529 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
1530 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
1531 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
1532 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
1534 * config/rs6000/e500.h: New.
1535 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
1536 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
1538 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
1539 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
1540 TARGET_E500_DOUBLE): Remove.
1541 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
1542 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
1543 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
1544 * config/rs6000/rs6000.c (rs6000_override_options): Use
1547 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1549 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
1550 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
1551 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
1552 rs6000_emit_cmove): Don't check TARGET_E500.
1553 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
1554 sordered): Don't check TARGET_E500.
1556 2007-01-01 Eric Christopher <echristo@apple.com>
1558 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
1559 HARD_REGISTER_NUM_P.
1561 2007-01-01 Roger Sayle <roger@eyesopen.com>
1563 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
1564 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
1565 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
1568 2007-01-01 Mike Stump <mrs@apple.com>
1570 * configure.ac: Remove support for building with Apple's gcc-3.1.
1572 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1575 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
1576 REG is a hard register. Do not modify REG before calling
1578 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
1579 multiple of the size of YMODE for certain lowpart cases.
1581 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1584 * gimplify (voidify_wrapper_expr): Update for
1587 2007-01-01 Andreas Schwab <schwab@suse.de>
1590 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
1591 save of BR0 in extra_spill_size instead of spill_size.
1592 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
1594 (ia64_expand_epilogue): Restore BR0 from its new location.
1596 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1598 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
1599 Use a temporary variable if the left hand side is not a gimple
1602 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1604 * gimplify.c (gimplify_return_expr): Make the temporary variable
1605 for the return expression, a gimple register variable.
1607 2007-01-01 Jan Hubicka <jh@suse.cz>
1609 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
1612 2007-01-01 Mike Stump <mrs@apple.com>
1614 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
1616 * config/darwin.c (machopic_select_rtx_section): Use
1618 (darwin_mergeable_constant_section): Likewise.
1619 * configure: Regenerate.
1620 * config.in: Regenerate.
1622 2007-01-01 Jan Hubicka <jh@suse.cz>
1623 Andrew Pinski <pinskia@gmail.com>
1625 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
1626 before starting IPA passes.