1 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4 * reload1.c (reload): Reset debug insns with pseudos without
7 2009-09-22 Neil Vachharajani <nvachhar@google.com>
9 * testsuite/gcc.dg/pr40209.c: Add test case.
11 2009-09-22 Janis Johnson <janis187@us.ibm.com>
13 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
14 unconditional true for decimal float modes.
15 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
16 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
18 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
20 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
21 Enable a new case for __FreeBSD__ >= 7.
22 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
23 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
24 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
27 * doc/install.texi (*-*-freebsd*): Update target information.
29 2009-09-22 Richard Guenther <rguenther@suse.de>
32 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
33 arrays really properly.
35 2009-09-22 Richard Henderson <rth@redhat.com>
38 * target.h (struct gcc_target): Add asm_out.trampoline_template,
39 calls.static_chain, calls.trampoline_init,
40 calls.trampoline_adjust_address.
41 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
42 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
43 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
44 * builtins.c (expand_builtin_setjmp_receiver): Use
45 targetm.calls.static_chain; only clobber registers.
46 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
47 set up memory attributes properly for the trampoline block.
48 (expand_builtin_adjust_trampoline): Use
49 targetm.calls.trampoline_adjust_address.
50 * calls.c (prepare_call_address): Add fndecl argument. Use
51 targetm.calls.static_chain.
52 * df-scan.c (df_need_static_chain_reg): Remove.
53 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
54 consolodate static chain handling.
55 * doc/tm.texi: Document new hooks.
56 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
57 (init_emit_regs): Don't initialize them.
58 * expr.h (prepare_call_address): Update decl.
59 * final.c (profile_function): Use targetm.calls.static_chain.
60 * function.c (expand_function_start): Likewise.
61 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
62 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
63 only clobber registers.
64 * targhooks.c (default_static_chain): New.
65 (default_asm_trampoline_template, default_trampoline_init): New.
66 (default_trampoline_adjust_address): New.
67 * targhooks.h: Declare them.
68 * varasm.c (assemble_trampoline_template): Use
69 targetm.asm_out.trampoline_template. Make the memory block const
72 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
73 alpha_initialize_trampoline. Make static. Merge VMS parameter
74 differences into the TARGET_ABI_OPEN_VMS code block.
75 (TARGET_TRAMPOLINE_INIT): New.
76 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
77 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
78 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
79 (INITIALIZE_TRAMPOLINE): Remove.
81 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
82 (TRAMPOLINE_TEMPLATE): Merge with ...
83 (INITIALIZE_TRAMPOLINE): ... this and move ...
84 * config/arc/arc.c (arc_trampoline_init): ... here.
85 (TARGET_TRAMPOLINE_INIT): New.
87 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
88 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
89 (arm_asm_trampoline_template): New.
90 (arm_trampoline_init, arm_trampoline_adjust_address): New.
91 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
92 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
93 code to arm_asm_trampoline_template.
94 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
95 arm_trampoline_adjust_address.
96 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
97 adjust for target hook parameters.
99 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Remove.
101 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
102 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
103 (bfin_trampoline_init): Rename from initialize_trampoline;
104 make static; update for target hook parameters.
105 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
106 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
107 bfin_asm_trampoline_template.
108 (INITIALIZE_TRAMPOLINE): Remove.
110 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
111 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
112 cris_trampoline_init): New.
113 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
114 cris_asm_trampoline_template.
115 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
116 adjust for target hook parameters.
118 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
120 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
121 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
122 fr30_trampoline_init): New.
123 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
124 fr30_asm_trampoline_template.
125 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
126 adjust for target hook parameters.
128 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
129 (frv_trampoline_init): Rename from frv_initialize_trampoline;
130 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
131 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
132 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
134 * config/h8300/h8300.c (h8300_trampoline_init): New.
135 (TARGET_TRAMPOLINE_INIT): New.
136 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
137 to h8300_trampoline_init and adjust for hook parameters.
139 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
140 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
141 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
142 make static; adjust for hook parameters.
143 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
145 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
146 (TARGET_TRAMPOLINE_INIT): New.
147 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
148 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
149 iq2000_asm_trampoline_template.
150 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
151 (TRAMPOLINE_CODE_SIZE): New.
152 (TRAMPOLINE_SIZE): Use it.
153 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
155 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
156 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
157 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
158 adjust for hook parameters.
159 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
161 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
162 (m32r_trampoline_init): New.
163 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
164 m32r_trampoline_init.
166 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
167 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
168 make static; update for hook parameters.
169 * config/m68hc11/m68hc11-protos.h: Update.
170 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
172 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
173 (TARGET_TRAMPOLINE_INIT): New.
174 (mcore_function_value): Fix typo.
175 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
176 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
177 to mcore_asm_trampoline_template.
178 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
180 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
181 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
182 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
183 update for hook parameters.
184 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
186 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
187 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
188 mips_trampoline_init): New.
189 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
190 mips_asm_trampoline_template.
191 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
192 update for hook parameters.
194 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
195 (TARGET_TRAMPOLINE_INIT): New.
196 (mmix_trampoline_size): Remove.
197 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
198 make static. Remove out-of-date tetra vs octa comment.
199 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
200 make static; update for hook parameters.
201 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
202 (INITIALIZE_TRAMPOLINE): Remove.
203 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
204 (TRAMPOLINE_ALIGNMENT): New.
205 * gcc/config/mmix/mmix-protos.h: Update.
207 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
208 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
209 mn10300_trampoline_init): New.
210 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
211 mn10300_asm_trampoline_template.
212 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
214 * config/moxie/moxie.c (moxie_static_chain,
215 moxie_asm_trampoline_template, moxie_trampoline_init,
216 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
217 TARGET_TRAMPOLINE_INIT): New.
218 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
219 moxie_trampoline_init.
220 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
221 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
223 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
224 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
225 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
226 pa_trampoline_adjust_address): New.
227 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
228 pa_asm_trampoline_template.
229 (TRAMPOLINE_ALIGNMENT): New.
230 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
231 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
232 adjust for hook parameters.
233 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
235 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
236 (TARGET_TRAMPOLINE_INIT): New.
237 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
238 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
240 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
242 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
243 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
244 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
245 make static; adjust parameters for the hook.
246 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
248 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
249 s390_trampoline_template; make static.
250 (s390_trampoline_init): Rename from s390_initialize_trampoline;
251 make static; adjust for target hook.
252 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
253 * config/s390/s390-protos.h: Remove trampoline decls.
254 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
255 (TRAMPOLINE_TEMPLATE): Remove.
256 (TRAMPOLINE_ALIGNMENT): New.
258 * config/score/score-protos.h (score_initialize_trampoline): Remove.
259 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
260 (TARGET_TRAMPOLINE_INIT): New.
261 (score_asm_trampoline_template): New.
262 (score_trampoline_init): Rename from score_initialize_trampoline;
263 make static; adjust for hook parameters.
264 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
265 score[37]_asm_trampoline_template.
266 (INITIALIZE_TRAMPOLINE): Remove.
267 * config/score/score3.c (score3_asm_trampoline_template): New.
268 (score3_trampoline_init): Rename from score3_initialize_trampoline;
269 adjust for target hook.
270 * config/score/score7.c (score7_asm_trampoline_template): New.
271 (score7_trampoline_init): Rename from score7_initialize_trampoline;
272 adjust for target hook.
273 * config/score/score3.h, config/score/score7.h: Update.
275 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
276 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
277 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
278 (sh_trampoline_init): Rename from sh_initialize_trampoline;
279 make static; adjust for target hook parameters.
280 (sh_trampoline_adjust_address): New.
281 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
282 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
284 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
285 (sparc32_initialize_trampoline): Rename from
286 sparc_initialize_trampoline; make static; replace tramp parameter
287 with m_tramp and update memory accesses.
288 (sparc64_initialize_trampoline): Similarly.
289 (sparc_trampoline_init): New.
290 * config/sparc/sparc-protos.h: Remove trampoline decls.
291 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
292 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
294 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
295 (array_to_constant): Make ARR parameter const.
296 (spu_trampoline_init): Rename from spu_initialize_trampoline;
297 make static; update for hook parameters.
298 * config/spu/spu-protos.h: Update decls.
299 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
301 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
302 from xstormy16_initialize_trampoline; make static; update for
304 (TARGET_TRAMPOLINE_INIT): New.
305 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
307 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
308 (TARGET_TRAMPOLINE_INIT): New.
309 (v850_can_eliminate): Make static.
310 (v850_asm_trampoline_template, v850_trampoline_init): New.
311 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
312 v850_asm_trampoline_template.
313 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
314 and adjust for target hook parameters.
316 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
317 (TARGET_TRAMPOLINE_INIT): New.
318 (vax_asm_trampoline_template, vax_trampoline_init): New.
319 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
320 vax_asm_trampoline_template.
321 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
323 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
324 (TARGET_TRAMPOLINE_INIT): New.
325 (xtensa_asm_trampoline_template): Rename from
326 xtensa_trampoline_template; make static.
327 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
328 make static; update for hook parameters.
329 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
330 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
331 (INITIALIZE_TRAMPOLINE): Remove.
333 * config/i386/i386.c (ix86_function_regparm): Do not issue an
334 error for nested functions with regparm=3.
335 (ix86_compute_frame_layout): Adjust frame pointer offset for
336 ix86_static_chain_on_stack.
337 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
338 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
339 don't reset to UNITS_PER_WORD.
340 (ix86_emit_leave): Adjust ix86_cfa_state.
341 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
342 (ix86_static_chain): New.
343 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
344 make static; update for target hook parameters; use ix86_static_chain.
345 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
346 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
347 (INITIALIZE_TRAMPOLINE): Remove.
348 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
349 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
350 to the end. Add static_chain_on_stack.
351 (ix86_static_chain_on_stack): New.
353 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
354 (m68k_output_mi_thunk): Don't use static_chain_rtx.
355 (m68k_trampoline_init): New.
356 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
357 m68k_trampoline_init and adjust for hook parameters.
358 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
359 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
361 2009-09-22 Jakub Jelinek <jakub@redhat.com>
363 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
364 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
366 * reload1.c (reload): Call wrap_constant when substituting
367 reg for equiv inside of DEBUG_INSNs.
370 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
371 add_call_src_coords_attributes, add_high_low_attributes,
372 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
373 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
374 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
375 when -gdwarf-2 -gstrict-dwarf.
376 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
377 -gdwarf-[23] -gstrict-dwarf.
378 (address_of_int_loc_descriptor, loc_descriptor,
379 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
380 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
381 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
383 2009-09-22 Richard Guenther <rguenther@suse.de>
385 PR tree-optimization/41428
386 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
387 (ccp_finalize): Pass it to substitute_and_fold.
389 2009-09-22 Richard Guenther <rguenther@suse.de>
391 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
392 (substitute_and_fold): Adjust prototype.
393 * tree-vrp.c (vrp_evaluate_conditional): Make static.
394 (simplify_stmt_using_ranges): Likewise.
395 (fold_predicate_in): Move here from tree-ssa-propagate.c.
396 (vrp_fold_stmt): New function.
397 (vrp_finalize): Pass it to substitute_and_fold.
398 * tree-flow.h (vrp_evaluate_conditional): Remove.
399 (simplify_stmt_using_ranges): Likewise.
400 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
401 * tree-ssa-copy.c (fini_copy_prop): Likewise.
402 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
404 (fold_predicate_in): Move to tree-vrp.c.
405 (substitute_and_fold): Use the callback instead of calling into
406 tree-vrp.c functions directly.
408 2009-09-22 Jakub Jelinek <jakub@redhat.com>
410 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
411 comparison warning on rs6000.
414 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
415 GIMPLE_EH_MUST_NOT_THROW cleanup.
416 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
418 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
421 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
422 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
423 LIB_SPEC for darwin10 and later since it always uses the unwinder in
424 libSystem which is derived from the gcc 4.2.1 unwinder.
426 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
429 * varasm.c (default_encode_section_info): Copy TLS model into
430 sym_ref flags regardless of backend support for TLS, for all
431 model types except TLS_MODEL_EMULATED.
433 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
436 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
437 we can handle it correctly.
439 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
441 * doc/install.texi (os2): Remove section.
443 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
445 * doc/standards.texi (Objective-C): Adjust two URLs.
447 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
449 * tree-tailcall.c (process_assignment): Don't check if a multiplication
450 or an addition are already present.
451 (find_tail_calls): Combine multiple additions and multiplications.
452 (adjust_accumulator_values): Emit accumulators.
454 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
456 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
457 xmm register restore.
459 2009-09-21 Jan Hubicka <jh@suse.cz>
461 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
462 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
465 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
467 * stor-layout.c (layout_type): Remove obsolete code.
469 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
472 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
474 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
477 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
478 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
479 (fold_builtin_2, do_mpc_arg1): Update accordingly.
480 * fold-const.c (const_binop): Likewise.
481 * real.h (do_mpc_arg2): Update prototype.
483 2009-09-20 Jan Hubicka <jh@suse.cz>
485 * dwarf2out.c (add_const_value_attribute): Return true if successful.
486 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
487 (tree_add_const_value_attribute): Return true if successful.
488 (tree_add_const_value_attribute_for_decl): Likewise.
490 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
491 (loc_descriptor): ... here;
492 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
493 (cst_pool_loc_descr): Break out from ...; do not reffer constant
494 pool items that was not marked for output.
495 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
496 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
497 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
498 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
499 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
500 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
501 DW_OP_stack_value to get address of items that are not available
503 (dw_loc_list): Handle single element lists correctly.
505 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
506 Pascal Obry <obry@adacore.com>
508 * unwind-dw2-fde.c (classify_object_over_fdes):
509 Cast the constant 1 to _Unwind_Ptr.
510 (add_fdes): Likewise.
511 (linear_search_fdes): Likewise.
513 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
515 * stor-layout.c (set_sizetype): Avoid useless type copy.
517 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
519 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
521 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
522 * configure, config.in: Regenerate.
523 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
525 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
526 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
527 for global data if the output could be used in a shared library.
528 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
529 to 0 if TARGET_WRITABLE_EH_FRAME.
531 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
533 PR rtl-optimization/39886
534 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
535 just when insn is equal to BB_END (bb).
537 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
539 * config/mips/mips.opt (mrelax-pic-calls): New option.
540 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
542 (mips_unspec_call): Change "unspec_call" expander into this.
543 (mips_strip_unspec_call): New function.
544 (mips_got_load): Call mips_unspec_call instead of
545 gen_unspec_call<mode>.
546 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
548 (mips_cfg_in_reorg): New function.
549 (mips16_lay_out_constants): Use it to decide whether to call
550 CFG-aware insn splitting.
551 (r10k_insert_cache_barriers): Move CFG set-up code from here to
552 mips_reorg. Move DF set-up code from here ...
553 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
555 (mips_reorg): Call mips_df_reorg instead of
556 r10k_insert_cache_barriers. Move CFG set-up code here from
557 r10k_insert_cache_barriers.
558 (mips_call_expr_from_insn): New function.
559 (mips_pic_call_symbol_from_set): Likewise.
560 (mips_find_pic_call_symbol): Likewise.
561 (mips_annotate_pic_call_expr): Likewise.
562 (mips_get_pic_call_symbol): Likewise.
563 (mips_annotate_pic_calls): Likewise.
564 (mips_override_options): Disable -mrelax-pic-calls unless PIC
566 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
567 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
568 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
570 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
571 (unspec_call<mode>): Remove it.
572 (sibcall_internal, sibcall_value_internal,
573 sibcall_value_multiple_internal, call_internal, call_split,
574 call_value_internal, call_value_split,
575 call_value_multiple_internal, call_value_multiple_split): Pass
576 SIZE_OPNO to MIPS_CALL.
577 (call_internal_direct, call_direct_split,
578 call_value_internal_direct, call_value_direct_split): Pass -1 as
579 SIZE_OPNO to MIPS_CALL.
580 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
581 * configure: Regenerate.
582 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
583 and -mno-relax-pic-calls.
584 (MIPS Options): Document -mrelax-pic-calls
585 and -mno-relax-pic-calls.
587 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
590 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
591 in the directory this rule is called from, rather than the
592 toplevel 'gcc' directory, to fix in-tree build.
594 2009-09-19 Chris Demetriou <cgd@google.com>
596 PR preprocessor/28435:
597 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
598 to cpplib that the preprocessor output is needed.
600 2009-09-19 Jakub Jelinek <jakub@redhat.com>
602 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
603 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
604 *return_and_restore_fpregs_<mode>,
605 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
608 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
609 instead of assuming it has always a REG inside of it.
611 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
613 * config/freebsd.h: Update comment on types.
616 2009-09-18 Jason Merrill <jason@redhat.com>
618 * c.opt: Add -fno-deduce-init-list.
620 2009-09-18 Neil Vachharajani <nvachhar@google.com>
622 * value-prof.c (interesting_stringop_to_profile_p): Added output
623 argument to indicate which parameter is the size parameter.
624 * value-prof.c (gimple_stringop_fixed_value): Use
625 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
626 * value-prof.c (gimple_stringops_transform): Update call sites to
627 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
628 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
630 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
633 From David Binderman <dcb314@hotmail.com>:
634 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
635 local variable f. Remove stale comments.
636 (ix86_compute_frame_layout): Remove useless local variable total_size.
638 (legitimate_address_p): Remove useless local variables
639 reason_rtx and reason.
640 (ix86_split_copysign_const): Remove useless local variable op1.
641 (scale_counter): Remove useless local variable piece_size_mask.
643 2009-09-18 Jakub Jelinek <jakub@redhat.com>
645 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
648 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
651 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
653 2009-09-17 Jakub Jelinek <jakub@redhat.com>
655 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
658 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
660 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
661 DW_OP_implicit_value even without dwarf_version 4.
663 2009-09-17 Jan Hubicka <jh@suse.cz>
665 * dwarf2out.c: Include tree-pass.h and gimple.h.
666 (loc_list_plus_const): New function.
667 (loc_descriptor_from_tree_1): Rename to ...
668 (loc_descriptor_from_tree): ... remove original.
669 (loc_list_from_tree): New function.
670 (add_AT_location_description): Accept location list.
671 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
672 (concatn_mem_loc_descriptor): Remove.
673 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
675 (secname_for_decl): Move up.
676 (hidden_reference_p): New function; break out from ...
677 (loc_by_refernece): ... here; move up.
678 (dw_loc_list): New function.
679 (single_element_loc_list): New function.
680 (single_element_loc_list_p): New function.
681 (add_loc_descr_to_each): New function.
682 (add_loc_list): New function.
683 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
684 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
685 add diagnostics why expansion failed.
686 (add_location_or_const_value_attribute): Support location lists.
687 (add_bound_info): Likewise.
688 (descr_info_loc): Update call of loc_descriptor_from_tree.
689 (gen_variable_die): Work on location lists.
690 * final.c (pass_final): Add dump file.
691 * Makefile.in (dwarf2out.o): Add new dependencies.
693 2009-09-17 Janis Johnson <janis187@us.ibm.com>
696 * real.c decimal_from_integer, decimal_integer_string): New.
697 (real_from_integer): Use them as special case for decimal float.
698 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
699 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
700 Do not append zero after the decimal point in string to convert.
702 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
704 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
705 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
707 2009-09-17 Martin Jambor <mjambor@suse.cz>
709 * common.opt (fipa-sra): New switch.
710 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
711 * timevar.def (TV_IPA_SRA): New timevar.
712 * params.def (ipa-sra-ptr-growth-factor): New parameter.
713 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
714 * tree-sra.c: Include cgraph.c.
715 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
716 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
717 and grp_not_necessarilly_dereferenced.
718 (func_param_count): New variable.
719 (encountered_apply_args): New variable.
720 (bb_dereferences): New variable.
721 (final_bbs): New variable.
722 (no_accesses_representant): New variable.
723 (no_accesses_p): New function.
724 (dump_access): Dump the new fields.
725 (sra_initialize): Set encountered_apply_args to false.
726 (get_ssa_base_param): New function.
727 (mark_parm_dereference): New function.
728 (create_access): Caring for INIDRECT_REFs and different handling of
729 varialble length accesses in early IPA SRA. Store the stmt - a new
730 parameter - to the new access.
731 (build_access_from_expr_1): New parameter stmt, passed to
732 create_access. Handle INDIRECT_REFs.
733 (build_access_from_expr): Pass the current statement to
734 build_access_from_expr_1.
735 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
737 (build_accesses_from_assign): Pass the current statement to
738 build_access_from_expr_1. Do not create assign links in IPA-SRA.
739 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
740 final_bbs when necessary. Check for calls to __builtin_apply_args.
741 Fixup EH info if anythng was changed.
742 (is_unused_scalar_param): New function.
743 (ptr_parm_has_direct_uses): New function.
744 (find_param_candidates): New function.
745 (mark_maybe_modified): New function.
746 (analyze_modified_params): New function.
747 (propagate_dereference_distances): New function.
748 (dump_dereferences_table): New function.
749 (analyze_caller_dereference_legality): New function.
750 (unmodified_by_ref_scalar_representative): New function.
751 (splice_param_accesses): New function.
752 (decide_one_param_reduction): New function.
753 (enum ipa_splicing_result): New type.
754 (splice_all_param_accesses): New function.
755 (get_param_index): New function.
756 (turn_representatives_into_adjustments): New function.
757 (analyze_all_param_acesses): New function.
758 (get_replaced_param_substitute): New function.
759 (get_adjustment_for_base): New function.
760 (replace_removed_params_ssa_names): New function.
761 (sra_ipa_reset_debug_stmts): New function.
762 (sra_ipa_modify_expr): New function.
763 (sra_ipa_modify_assign): New function.
764 (convert_callers): New function.
765 (modify_function): New function.
766 (ipa_sra_preliminary_function_checks): New function.
767 (ipa_early_sra): New function.
768 (ipa_early_sra_gate): New function.
769 (pass_early_ipa_sra): New variable.
770 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
772 2009-09-17 Michael Matz <matz@suse.de>
775 * tree.c (build_type_attribute_qual_variant): Export.
776 * tree.h (build_type_attribute_qual_variant): Declare.
777 * tree-inline.c (remap_type_1): Use it to build variants with
778 the original qualifiers and attributes.
780 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
782 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
783 without a fallthrough edge.
785 2009-09-16 DJ Delorie <dj@redhat.com>
787 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
788 chip and ignore the "fast_interrupt" attribute if so.
790 2009-09-16 Richard Henderson <rth@redhat.com>
793 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
796 2009-09-16 Richard Henderson <rth@redhat.com>
799 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
800 is set only if DECL_NO_STATIC_CHAIN is unset.
801 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
802 (FOR_EACH_NEST_INFO): New.
803 (walk_all_functions): Use it.
804 (finalize_nesting_tree): Likewise.
805 (unnest_nesting_tree): Likewise.
806 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
807 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
808 (convert_gimple_call): Early out if gimple_call_chain already set.
809 (convert_all_function_calls): Iterate until no new functions
810 require a static chain.
811 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
812 when building a trampoline. Use dump_function_to_file instead
814 (lower_nested_functions): Open dump_file. Validate that decls
815 that have DECL_NO_STATIC_CHAIN from the front end don't have that
816 bit reset by this pass.
818 2009-09-16 Michael Matz <matz@suse.de>
821 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
822 shorten decl_common_unused.
823 (DECL_RESTRICTED_P): New accessor.
824 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
825 to disambiguate marked decls and restrict pointers.
827 2009-09-16 Richard Henderson <rth@redhat.com>
830 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
832 2009-09-16 Jakub Jelinek <jakub@redhat.com>
834 * integrate.c (set_block_abstract_flags): Call
835 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
837 2009-09-16 Richard Guenther <rguenther@suse.de>
840 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
843 2009-09-16 DJ Delorie <dj@redhat.com>
844 Kaz Kojima <kkojima@gcc.gnu.org>
846 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
847 (sh_expand_prologue): Update calls to output_stack_adjust.
848 (sh_expand_epilogue): Likewise.
850 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
853 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
854 trying to limit the extent of searches in the insn stream.
856 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
857 Jakub Jelinek <jakub@redhat.com>
861 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
863 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
864 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
865 (rs6000_savres_strategy): Always save FP registers inline if the
866 target doesn't support hardware double-precision. Set the above
867 bits in return value when needed.
868 (rs6000_savres_routine_sym): Fix computation for cache selector.
869 Mark the generated symbol as a function. Rename exitp argument to
870 lr. Move code for determining the name of the symbol...
871 (rs6000_savres_routine_name): ...here. New function. Add cases for
872 getting the names right on AIX and 64-bit Linux.
873 (savres_routine_name): New variable.
874 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
875 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
876 on what the target routine uses as a base register. If savep && lr
877 describe saving of r0 into memory slot.
878 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
879 line calls for AIX ABI.
880 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
881 determine FP save/restore functions.
882 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
883 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
885 (rs6000_emit_epilogue): Adjust computation of restore_lr.
886 Duplicate restoration of LR and execute the appropriate one
887 depending on whether GPRs are being restored inline. Set r11 from
888 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
889 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
890 Fix out of line calls for AIX ABI.
891 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
893 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
895 (*restore_gpregs_spe): Likewise.
896 (*return_and_restore_gpregs_spe): Likewise.
897 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
898 Define to empty string unconditionally.
899 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
900 Define to empty string unconditionally.
901 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
904 2009-09-15 Jan Hubicka <jh@suse.cz>
906 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
907 * params.def (inline-insns-auto): Likewise.
909 2009-09-15 Martin Jambor <mjambor@suse.cz>
911 * ipa-inline.c (estimate_function_body_sizes): Dump info about
912 individual statements only at TDF_DETAILS dump level. Format
913 source for 80 characters per line.
915 2009-09-15 Christian Bruel <christian.bruel@st.com>
917 * regrename.c (do_replace): Update REG_DEAD notes.
919 2009-09-15 Revital Eres <eres@il.ibm.com>
921 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
922 * targhooks.c (default_builtin_support_vector_misalignment):
923 New builtin function.
924 * targhooks.h (default_builtin_support_vector_misalignment):
926 * target.h (builtin_support_vector_misalignment):
927 New field in struct gcc_target.
928 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
929 new builtin function.
930 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
932 * config/rs6000/rs6000.c
933 (rs6000_builtin_support_vector_misalignment): New function.
934 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
936 2009-09-15 Jie Zhang <jie.zhang@analog.com>
938 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
940 (bfin_optimize_loop): Likewise.
941 (bfin_gen_bundles): Likewise.
942 (workaround_speculation): Likewise.
943 (find_load): Return NULL_RTX for debug_insn.
945 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
947 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
950 2009-09-14 DJ Delorie <dj@redhat.com>
952 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
953 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
956 2009-09-14 Richard Henderson <rth@redhat.com>
957 Jakub Jelinek <jakub@redhat.com>
959 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
960 * cfgbuild.c (make_edges): Handle asm goto.
961 * cfglayout.c (fixup_reorder_chain): Likewise.
962 * cfgrtl.c (patch_jump_insn): Likewise.
963 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
964 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
965 (gimple_build_asm_vec): Add and use labels parameter.
966 (gimple_build_asm): Remove.
967 (walk_gimple_asm): Walk labels too.
968 * gimple.def (GIMPLE_ASM): Update docs.
969 * gimple.h: Update decls.
970 (struct gimple_statement_asm): Change nc to use unsigned char;
972 (gimple_asm_nlabels): New.
973 (gimple_asm_label_op, gimple_asm_set_label_op): New.
974 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
975 into gimple_build_asm_vec.
976 * jump.c (mark_jump_label_asm): New.
977 (mark_jump_label): Use it.
978 (redirect_jump_1): Handle asm goto.
979 (invert_jump_1): Soft fail if X is null.
980 * recog.c (extract_asm_operands): New.
981 (asm_noperands): Use it; handle asm labels.
982 (decode_asm_operands): Use extract_asm_operands.
983 (asm_operand_ok): Properly handle empty string.
984 * reg-stack.c (get_asm_operands_in_out): Rename from
985 get_asm_operand_n_inputs; use extract_asm_operands; return both
986 inputs and outputs by reference; update all callers.
987 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
988 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
989 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
990 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
991 (extract_asm_operands): Declare.
992 * stmt.c (expand_asm_operands): Add and use labels parameter.
993 (check_unique_operand_names): Likewise.
994 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
995 (expand_asm_stmt): Handle asm labels.
996 * tree-cfg.c (make_gimple_asm_edges): New.
997 (make_edges): Use it.
998 (cleanup_dead_labels): Handle asm labels.
999 (is_ctrl_altering_stmt): Likewise.
1000 (gimple_redirect_edge_and_branch): Likewise.
1001 * tree.def (ASM_EXPR): Add 5th operand.
1002 * tree.h (ASM_LABELS): New.
1003 (resolve_asm_operand_names): Update decl.
1005 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1006 (c_parser_asm_goto_operands): New.
1007 * c-tree.h (build_asm_expr): Update decl.
1008 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1009 * doc/extend.texi: Document asm goto.
1011 2009-09-14 Richard Henderson <rth@redhat.com>
1013 * except.h: Update declarations.
1014 (struct pointer_map_t): Forward declare.
1015 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1016 (struct eh_landing_pad_d, eh_landing_pad): New.
1017 (struct eh_catch_d, eh_catch): New.
1018 (struct eh_region_d): Remove next_region_sharing_label, aka,
1019 label, tree_label, landing_pad, post_landing_pad, resume,
1020 may_contain_throw. Rename region_number to index. Remove
1021 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1022 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1023 (VEC(eh_landing_pad,gc)): New.
1024 (struct eh_status): Remove last_region_number. Add lp_array,
1025 throw_stmt_table, ttype_data, ehspec_data.
1026 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1027 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1028 * except.c (lang_protect_cleanup_actions): Return tree.
1029 (struct ehl_map_entry): Remove.
1030 (init_eh_for_function): Push zero entries for region and lp_array.
1031 (gen_eh_region): Add to region_array immediately.
1032 (gen_eh_region_catch): Operate on eh_catch objects.
1033 (gen_eh_landing_pad): New.
1034 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1035 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1036 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1037 (get_eh_landing_pad_from_number_fn): New.
1038 (get_eh_landing_pad_from_number): New.
1039 (get_eh_region_from_lp_number_fn): New.
1040 (get_eh_region_from_lp_number): New.
1041 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1042 (get_exception_pointer, get_exception_filter): Remove.
1043 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1044 (current_function_has_exception_handlers): Simplify.
1045 (bring_to_root, eh_region_replaceable_by_p): Remove.
1046 (replace_region, hash_type_list, hash_eh_region): Remove.
1047 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1048 (label_to_region_map, num_eh_regions): Remove.
1049 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1050 (find_exception_handler_labels): Remove.
1051 (duplicate_eh_regions_0, find_prev_try): Remove.
1052 (struct duplicate_eh_regions_data): New.
1053 (duplicate_eh_regions_1): Rewrite.
1054 (duplicate_eh_regions): Return a pointer map instead of an
1056 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1057 (redirect_eh_edge_to_label): Remove.
1058 (eh_region_outermost): Rewrite using eh_region pointers
1059 instead of integers.
1060 (add_ttypes_entry): Update for ttype_data move to eh_status.
1061 (add_ehspec_entry): Rewrite with VEC instead of varray.
1062 (assign_filter_values): Likewise. Export.
1063 (build_post_landing_pads, connect_post_landing_pads): Remove.
1064 (dw2_build_landing_pads): Rewrite to use lp_array.
1065 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1066 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1067 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1068 (sjlj_mark_call_sites): Update for landing pad numbers.
1069 (finish_eh_generation): Rewrite.
1070 (gate_handle_eh): Do nothing for no eh tree.
1071 (pass_rtl_eh): Move up near finish_eh_generation.
1072 (remove_eh_landing_pad): New.
1073 (remove_eh_handler): Export.
1074 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1075 (for_each_eh_label): Rewrite to use lp_array.
1076 (make_reg_eh_region_note): New.
1077 (make_reg_eh_region_note_nothrow_nononlocal): New.
1078 (insn_could_throw_p): New.
1079 (copy_reg_eh_region_note_forward): New.
1080 (copy_reg_eh_region_note_backward): New.
1081 (check_handled, add_reachable_handler): Remove.
1082 (reachable_next_level, foreach_reachable_handler): Remove.
1083 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1084 (get_eh_region_and_lp_from_rtx): New.
1085 (get_eh_region_from_rtx): New.
1086 (can_throw_internal_1, can_throw_external_1): Remove.
1087 (can_throw_internal): Use get_eh_region_from_rtx.
1088 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1089 (insn_nothrow_p, can_nonlocal_goto): New.
1090 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1091 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1092 (add_action_record): Use VEC not varray.
1093 (collect_one_action_chain): Update for eh_region changes.
1094 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1095 Use get_eh_region_and_lp_from_rtx.
1096 (gate_convert_to_eh_region_ranges): New.
1097 (pass_convert_to_eh_region_ranges): Use it.
1098 (push_uleb128, push_sleb128): Use VEC not varray.
1099 (output_one_function_exception_table): Likewise.
1100 (dump_eh_tree): Update for eh_region changes.
1101 (verify_eh_tree): Likewise.
1102 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1103 * tree-eh.c: Include target.h.
1104 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1105 Don't disallow GIMPLE_RESX; adjust argument check.
1106 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1107 (record_stmt_eh_region): Update for landing pad numbers;
1108 generate a landing pad if necessary.
1109 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1110 (remove_stmt_from_eh_lp_fn): Similarly.
1111 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1112 Update for lp numbers; don't special case missing throw_stmt_table.
1113 (lookup_expr_eh_lp): Similarly.
1114 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1115 (eh_seq, eh_region_may_contain_throw): New.
1116 (struct leh_state): Add ehp_region.
1117 (struct leh_tf_state): Remove eh_label.
1118 (emit_post_landing_pad): New.
1119 (emit_resx, emit_eh_dispatch): New.
1120 (note_eh_region_may_contain_throw): New.
1121 (frob_into_branch_around): Take eh_region not eh label;
1122 emit eh code into eh_seq.
1123 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1124 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1125 lower_eh_must_not_throw. Emit code to eh_seq.
1126 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1127 (lower_try_finally_onedest): Likewise.
1128 (lower_try_finally_copy): Likewise.
1129 (lower_try_finally_switch): Likewise.
1130 (lower_try_finally): Initialize ehp_region.
1131 (lower_catch): Update for eh_catch objects.
1132 (lower_eh_filter): Don't handle must_not_throw.
1133 (lower_eh_must_not_throw): New.
1134 (lower_cleanup): Don't set eh_label.
1135 (lower_eh_constructs_2): Resolve eh builtins.
1136 Handle GIMPLE_EH_MUST_NOT_THROW.
1137 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1138 Add eh_seq to the end of the function body.
1139 (make_eh_dispatch_edges): New.
1140 (make_eh_edge): Remove.
1141 (make_eh_edges): Simplify for landing pads.
1142 (redirect_eh_edge_1): New.
1143 (redirect_eh_edge): Use it.
1144 (redirect_eh_dispatch_edge): New.
1145 (stmt_could_throw_p): Use a switch. Allow RESX.
1146 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1147 (stmt_can_throw_internal): Likewise.
1148 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1149 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1150 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1151 (gate_refactor_eh): New.
1152 (pass_refactor_eh): Use it.
1153 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1154 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1155 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1156 (remove_unreachable_handlers): Rename from
1157 tree_remove_unreachable_handlers; rewrite for landing pads;
1158 call remove_eh_handler directly.
1159 (remove_unreachable_handlers_no_lp): New.
1160 (unsplit_eh, unsplit_all_eh): New.
1161 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1162 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1163 (cleanup_empty_eh_unsplit): New.
1164 (cleanup_empty_eh): Rewrite.
1165 (cleanup_all_empty_eh): New.
1166 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1167 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1168 (gate_cleanup_eh): New.
1169 (pass_cleanup_eh): Use it.
1170 (verify_eh_edges): Move later in file. Expect one EH edge.
1171 (verify_eh_dispatch_edge): New.
1173 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1174 (gtype-desc.o): Add TARGET_H.
1175 (tree.o): Use EXCEPT_H, not except.h.
1176 (cfgbuild.o): Add EXPR_H.
1177 (GTFILES): Add vecprim.h.
1178 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1179 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1180 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1181 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1182 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1183 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1184 calls to can_throw_internal.
1185 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1186 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1187 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1188 (expand_gimple_stmt): Use make_reg_eh_region_note.
1189 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1190 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1191 or find_exception_handler_labels.
1192 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1193 there is exacly one EH edge. Use can_nonlocal_goto and
1195 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1196 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1197 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1198 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1199 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1200 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1201 * dse.c (scan_insn): Use insn_could_throw_p.
1202 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1203 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1204 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1205 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1206 EXC_PTR_EXPR or FILTER_EXPR.
1207 (tree_expr_nonzero_warnv_p): Likewise.
1208 * function.h: Include vecprim.h, not varray.h
1209 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1210 move ttype_data and ehspec_data members to struct eh_status; change
1211 action_record_data member to a VEC.
1212 * gcse.c (hash_scan_set): Use can_throw_internal.
1213 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1214 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1215 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1216 (block_may_fallthru): Don't handle RESX_EXPR.
1217 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1218 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1219 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1220 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1221 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1222 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1223 (gimple_size): Likewise.
1224 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1225 (gimple_build_resx): Use gimple_build_with_ops.
1226 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1227 (is_gimple_val): Likewise.
1228 (is_gimple_stmt): Remove RESX_EXPR.
1229 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1230 (GIMPLE_RESX): Reorder with other EH constructs.
1231 * gimple.h (struct gimple_statement_eh_mnt): New.
1232 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1233 (gimple_eh_filter_must_not_throw): Remove.
1234 (gimple_eh_filter_set_must_not_throw): Remove.
1235 (gimple_eh_must_not_throw_fndecl): New.
1236 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1237 (is_gimple_resx): New.
1238 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1239 Don't copy EH_FILTER_MUST_NOT_THROW.
1240 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1241 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1242 handle must_not_throw_labels specially.
1243 * ipa-pure-const.c (check_call): Update debug statement for LP.
1244 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1245 * ipa-utils.c (get_base_var): Likewise.
1246 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1247 * lower-subreg.c (move_eh_region_note): Remove.
1248 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1249 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1250 (create_task_copyfn): Likewise.
1251 (maybe_catch_exception): Use gimple_build_eh_filter.
1252 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1253 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1254 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1255 and pass_lower_resx.
1256 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1257 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1258 can_throw_internal, can_nonlocal_goto.
1259 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1260 copy_reg_eh_region_note_forward.
1261 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1262 (emit_output_reload_insns): Likewise.
1263 (copy_eh_notes): Remove.
1264 * rtl.def (RESX): Remove.
1265 * rtl.h: Update declarations.
1266 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1267 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1268 (update_eh_label): Remove.
1269 (cleanup_dead_labels_eh): New.
1270 (cleanup_deal_labels): Use it instead of update_eh_label.
1271 (gimple_merge_blocks): Update landing pad data structure when
1272 removing a landing pad label.
1273 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1274 test; handle GIMPLE_EH_MUST_NOT_THROW.
1275 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1276 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1277 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1278 (verify_stmt): Likewise. Verify landing pads.
1279 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1280 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1281 (struct move_stmt_d): Add eh_map.
1282 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1283 (move_stmt_r): Remap eh region numbers in builtin calls,
1284 resx and eh_dispatch.
1285 (move_block_to_fn): Remove eh_offset parameter. Use
1286 maybe_duplicate_eh_stmt_fn.
1287 (find_outermost_region_in_block): Operate on eh_region pointers
1288 instead of region numbers.
1289 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1290 duplicate_eh_regions.
1291 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1292 test earlier. Disallow EH landing pads.
1293 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1294 * tree-flow.h: Update declarations.
1295 (struct tree_ann_common_d): Replace rn with lp_nr.
1296 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1297 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1298 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1299 resx and eh_dispatch.
1300 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1301 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1302 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1303 from duplicate_eh_regions.
1304 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1305 update RESX; handle EH_DISPATCH.
1306 (expand_call_inline): Set eh_lp_nr, not eh_region.
1307 (maybe_inline_call_in_expr): Likewise.
1308 * tree-inline.h (struct copy_body_data): Replace eh_region with
1309 eh_lp_nr, eh_region_offset with eh_map.
1310 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1311 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1312 * tree-pretty-print.c (dump_generic_node): Don't handle
1313 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1314 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1315 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1316 EXC_PTR_EXPR, FILTER_EXPR.
1317 * tree-ssa-operands.c (get_expr_operands): Likewise.
1318 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1319 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1320 (ao_ref_init_from_vn_reference): Likewise.
1321 * tree-ssa-sink.c (statement_sink_location): Likewise.
1322 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1323 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1324 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1325 EXC_PTR_EXPR, FILTER_EXPR.
1326 (is_exception_related): Remove.
1327 (compute_avail): Don't call it.
1328 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1329 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1330 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1331 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1333 (build_resx): Remove.
1334 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1335 * tree.h: Update declarations.
1336 (EH_FILTER_MUST_NOT_THROW): Remove.
1337 (struct tree_label_decl): Add eh_landing_pad_nr.
1338 (EH_LANDING_PAD_NR): New.
1339 * value-prof.c (gimple_ic): Tidy variable names. Update for
1340 landing pad numbers.
1341 (gimple_stringop_fixed_value): Tidy variable names. Assert
1342 that neither call stmt can throw.
1343 * vecprim.h (uchar): New.
1344 (VEC(uchar,heap), VEC(uchar,gc)): New.
1346 * c-common.c (c_define_builtins): Update call to
1347 build_common_builtin_nodes.
1348 * c-parser.c (c_parse_file): Don't call
1349 default_init_unwind_resume_libfunc.
1351 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1353 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1354 (mips_cprestore_address_p): Likewise.
1355 (mips_save_gp_to_cprestore_slot): Likewise.
1356 (mips_restore_gp): Rename to...
1357 (mips_restore_gp_from_cprestore_slot): ...this.
1358 (mips_must_initialize_gp_p): Declare.
1359 (mips_emit_save_slot_move): Likewise.
1360 (mips_output_load_label): Return nothing.
1361 (mips_eh_uses): Declare.
1362 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1363 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1364 (TARGET_ABSOLUTE_JUMPS): Likewise.
1365 (EH_USES): Likewise.
1366 (FIRST_PSEUDO_REGISTER): Update comment.
1367 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1368 (MIPS_CALL): ...here.
1369 (REGISTER_NAMES): Add $cprestore.
1370 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1371 Add load_label_length, has_inflexible_gp_insn_p,
1372 has_flexible_gp_insn_p, must_initialize_gp_p and
1373 must_restore_gp_when_clobbered_p.
1374 (mips_expand_call): Don't generate split instructions here.
1375 (mips_split_call): Update the call to mips_restore_gp after
1376 the above name change.
1377 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1378 (mips_find_gp_ref): New function.
1379 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1380 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1381 (mips_insn_has_flexible_gp_ref_p): Likewise.
1382 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1383 (mips_function_has_gp_insn): Delete.
1384 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1385 Use the new functions above. Only return INVALID_REGNUM
1386 for TARGET_ABSOLUTE_JUMPS.
1387 (mips_must_initialize_gp_p): New function.
1388 (mips_get_cprestore_base_and_offset): New function, extracted from...
1389 (mips_cprestore_slot): ...here. Take a bool parameter.
1390 (mips_cfun_has_cprestore_slot_p): New function.
1391 (mips_cprestore_address_p): Likewise.
1392 (mips_save_gp_to_cprestore_slot): Likewise.
1393 (mips_restore_gp): Rename to...
1394 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1395 epilogue_completed. Update the call to mips_cprestore_slot.
1396 Test cfun->machine->must_restore_gp_when_clobbered_p.
1397 (mips_direct_save_slot_move_p): New function.
1398 (mips_emit_save_slot_move): Likewise.
1399 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1400 of cfun->machine->global_pointer.
1401 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1402 (mips_save_reg): Use mips_emit_save_slot_move.
1403 (mips_expand_prologue): Set must_initialize_gp_p.
1404 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1405 for all cprestore saves. Emit a use_cprestore instruction after
1406 setting up the cprestore slot.
1407 (mips_restore_reg): Use mips_emit_save_slot_move.
1408 (mips_process_load_label): New function.
1409 (mips_load_label_length): Likewise.
1410 (mips_output_load_label): Don't return asm: output it here instead.
1411 Use mips_process_load_label.
1412 (mips_adjust_insn_length): Adjust the length of branch instructions
1413 that have length MAX_PIC_BRANCH_LENGTH.
1414 (mips_output_conditional_branch): Update the call to
1415 mips_output_load_label. Assume the branch target is OPERANDS[0]
1416 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1417 (mips_output_order_conditional_branch): Swap the meaning of
1418 OPERANDS[0] and OPERANDS[1].
1419 (mips_variable_issue): Don't count ghost instructions.
1420 (mips_expand_ghost_gp_insns): New function.
1421 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1422 (mips_output_mi_thunk): Set must_initialize_gp_p.
1423 (mips_eh_uses): New function.
1424 * config/mips/predicates.md (cprestore_save_slot_operand)
1425 (cprestore_load_slot_operand): New predicates.
1426 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1427 (UNSPEC_MOVE_GP): Likewise.
1428 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1429 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1430 (CPRESTORE_SLOT_REGNUM): New register.
1431 (MAX_PIC_BRANCH_LENGTH): New constant.
1432 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1433 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1434 branches. Fix commentary.
1435 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1436 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1437 Change type to "ghost".
1438 (loadgp_absolute_<mode>): Likewise.
1439 (loadgp_rtp_<mode>): Likewise.
1440 (copygp_mips16): Likewise.
1441 (loadgp_blockage): Remove redundant mode attribute.
1442 (potential_cprestore): New instruction.
1443 (cprestore): Turn into an unspec set.
1444 (use_cprestore): New instruction.
1445 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1446 (*branch_fp_inverted): Likewise.
1447 (*branch_order<mode>): Likewise.
1448 (*branch_order<mode>_inverted): Likewise.
1449 (*branch_equality<mode>): Likewise.
1450 (*branch_equality<mode>_inverted): Likewise.
1451 (*branch_bit<bbv><mode>): Likewise.
1452 (*branch_bit<bbv><mode>_inverted): Likewise.
1453 (*branch_equality<mode>_mips16): Remove redundant mode.
1454 (jump): Turn into a define_expand.
1455 (*jump_absolute): New instruction.
1456 (*jump_pic): Likewise.
1457 (*jump_mips16): Rename previously-unnamed pattern. Remove
1458 redundant mode attribute.
1459 (restore_gp): Split on epilogue_completed rather than
1460 reload_completed. Change type to "ghost".
1461 (move_gp<mode>): New instruction.
1462 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1463 Remove redundant mode attribute.
1464 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1465 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1466 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1468 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1471 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1472 are returned in the same register (vs34 or v2) that Altivec vector
1473 types are returned in.
1474 (rs6000_libcall_value): Ditto.
1477 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1478 instead of explicit addsi3/adddi3 calls.
1479 (rs6000_split_multireg_move): Ditto.
1480 (rs6000_emit_allocate_stack): Ditto.
1481 (rs6000_emit_prologue): Ditto.
1482 (rs6000_output_mi_thunk): Ditto.
1484 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1485 size is 64 bits if we can use 64-bit registers.
1487 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1489 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1492 From Jie Zhang <jie.zhang@analog.com>:
1493 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1494 save FP and RETS with saveall attribute.
1495 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1496 with saveall attribute.
1498 * config/bfin/bfin.c (bfin_expand_builtin,
1499 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1502 From Jie Zhang <jie.zhang@analog.com>:
1503 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1504 before use in two places.
1505 * config/bfin/bfin.md (AREG): Define mode iterator.
1506 (reload_in, reload_out): Use mode iterator AREG.
1508 2009-09-14 Richard Guenther <rguenther@suse.de>
1511 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1512 EH personality path.
1514 2009-09-13 Richard Guenther <rguenther@suse.de>
1515 Rafael Avila de Espindola <espindola@google.com>
1517 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1518 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1519 (LANG_HOOKS_INITIALIZER): Adjust.
1520 (lhd_pass_through_t): Declare.
1521 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1523 * langhooks.c (lhd_pass_through_t): New function.
1524 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1525 dwarf2out_begin_prologue): Use personality from current_function_decl.
1526 * expr.h (get_personality_function): Declare.
1527 * expr.c (get_personality_function): New function.
1528 (build_personality_function): Likewise.
1529 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1530 (eh_personality_libfunc): Remove.
1531 * optabs.c (build_libfunc_function): New function split out from ...
1532 (init_one_libfunc): ... here.
1533 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1534 (tree_function_decl): Add personality.
1535 (lhd_gcc_personality): Declare.
1536 (build_personality_function): Likewise.
1537 * tree.c (gcc_eh_personality_decl): New.
1538 (lhd_gcc_personality): New function.
1539 * except.h (lang_eh_runtime_type): Remove.
1540 (enum eh_personality_kind): New.
1541 (build_personality_function): Declare.
1542 (function_needs_eh_personality): Declare.
1543 * except.c (lang_eh_runtime_type): Remove.
1544 (function_needs_eh_personality): New function.
1545 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1546 (sjlj_emit_function_enter, output_function_exception_table):
1547 Use personality from current_function_decl.
1548 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1549 * tree-inline.c (tree_can_inline_p): Do not inline across different
1551 (expand_call_inline): Likewise. Adjust the callers EH personality.
1552 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1553 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1554 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1555 (c-parser.o): Likewise
1556 * c-tree.h (c_eh_initialized_p): Remove.
1557 (c_maybe_initialize_eh): Likewise.
1558 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1559 (finish_decl): Don't call c_maybe_initialize_eh.
1560 (c_eh_initialized_p): Remove.
1561 (c_maybe_initialize_eh): Likewise.
1562 * c-parser.c (c_parser_omp_construct): Likewise.
1563 (c_parse_file): Initialize exception handling.
1565 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1567 * config.gcc (tm_file): Remove i386/biarch32.h
1568 for i?86-w64-mingw* case.
1569 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1571 * config.host: Set for x64 mingw the option
1572 use_long_long_for_widest_fast_int to yes.
1574 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1576 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1577 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1578 (dbxout_begin_function): Likewise.
1579 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1580 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1581 set on the function.
1582 (final_end_function): Likewise.
1583 (final_scan_insn): Likewise.
1584 (rest_of_handle_final): Likewise.
1585 * varasm.c (assemble_start_function): Likewise.
1586 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1588 2009-09-12 Jason Merrill <jason@redhat.com>
1590 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1591 * opts.c (common_handle_option): constify.
1593 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1595 * doc/install.texi (avr): Remove obsolete reference site.
1597 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1599 * doc/install.texi (Binaries): Adjust AIX link.
1601 2009-09-12 Akim Demaille <demaille@gostai.com>
1603 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1604 Use an imperative sentence.
1606 2009-09-11 Richard Henderson <rth@redhat.com>
1608 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1609 structure-name and has-tree-operands arguments; update all entries.
1610 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1612 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1613 (gsstruct_code_size): New.
1614 (gss_for_code_): New.
1615 (gss_for_code): Remove.
1616 (gimple_size): Rewrite using gsstruct_code_size.
1617 (gimple_statement_structure): Move to gimple.h.
1618 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1619 (gss_for_code, gimple_statement_structure): New.
1620 (gimple_ops): Use new arrays; tidy.
1622 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1624 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1625 operand to be a PLUS expression.
1626 * config/pa/pa.c (pa_secondary_reload): Likewise.
1628 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1630 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1632 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1635 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1637 From Jie Zhang <jie.zhang@analog.com>:
1638 * doc/extend.texi (node Function Attributes): Document l2
1640 (node Blackfin Variable Attributes): Document l2 variable attributes.
1642 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1644 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1645 to match the system compiler's configuration at inflection point.
1646 Add comment to remark a remaining difference with system compiler.
1648 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1649 * configure: Regenerate.
1651 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1653 From Jie Zhang <jie.zhang@analog.com>:
1654 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1655 (bfin_handle_l2_attribute): New.
1656 (bfin_attribute_table): Add l2 attribute.
1658 2009-09-11 Michael Matz <matz@suse.de>
1661 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1662 on the local_decls list.
1664 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1668 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1670 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1671 for VALUEs, to implement the documented interface.
1672 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1673 Adjust for VALUEs and anything else, to implement the
1674 documented interface.
1676 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1678 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1679 with actual SPE/paired vector modes before using 64-bit alignment.
1680 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1682 2009-09-10 DJ Delorie <dj@redhat.com>
1684 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1687 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1688 * config/mep/mep.c (mep_legitimate_constant_p): New.
1689 * config/mep/mep-protos.h: Prototype it.
1691 2009-09-10 Richard Henderson <rth@redhat.com>
1693 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1695 2009-09-10 Jason Merrill <jason@redhat.com>
1697 * tree.c (chain_index): New fn.
1698 * tree.h: Declare it.
1700 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1702 * config/sol2-c.c (cmn_err_length_specs): Initialize
1703 scalar_identity_flag.
1705 2009-09-10 Richard Henderson <rth@redhat.com>
1707 * tree.h (struct tree_decl_common): Move align member earlier;
1708 move label_decl_uid member ...
1709 (struct tree_label_decl): ... here.
1710 (LABEL_DECL_UID): Update to match.
1712 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1715 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1716 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1718 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1719 dest_prev if the edge is complex.
1721 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1723 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1724 loop latch tests earlier.
1726 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1727 before GIMPLE_RETURN, not after its predecessor; insert
1730 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1731 gimple_seq_empty_p to test for no PHI nodes.
1732 * tree-cfg.c (split_critical_edges): Likewise.
1734 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1736 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1738 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1739 introduced by the VTA branch merge.
1741 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1743 * ira-conflicts.c: Use fputs or putc instead of fprintf
1747 * tree-switch-conversion.c: Ditto.
1749 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1751 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1752 introduced by the VTA branch merge.
1754 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1757 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1759 PR rtl-optimization/39779
1760 * expr.c (convert_modes): Return when mode == oldmode after
1761 CONST_INTs are processed.
1763 2009-09-10 Nick Clifton <nickc@redhat.com>
1765 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1766 attribute and referring decl when creating renamed symbol.
1768 2009-09-10 Richard Guenther <rguenther@suse.de>
1771 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1773 (cgraph_finalize_compilation_unit): Compute reachability
1774 before emitting thunks. Properly process aliases before
1775 possibly removing unreachable nodes.
1777 2009-09-10 Richard Guenther <rguenther@suse.de>
1780 * tree.c (struct free_lang_data_d): Add worklist member.
1781 (find_decls_types_r): Push onto the worklist instead of recursing.
1782 Handle TREE_BINFOs properly.
1783 (find_decls_types): New function wrapped around find_decls_types_r
1784 to process the worklist.
1785 (find_decls_types_in_eh_region): Use it.
1786 (find_decls_types_in_node): Likewise.
1787 (find_decls_types_in_var): Likewise.
1788 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1789 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1790 (AGGREGATE_TYPE_P): Adjust.
1792 2009-09-09 Jason Merrill <jason@redhat.com>
1794 * configure.ac: Check glibc version even if we have an in-tree
1797 2009-09-09 Anthony Green <green@moxielogic.com>
1799 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1800 the constant 0 when appropriate.
1801 * config/moxie/constraints.md: Add constraint O.
1803 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1804 to pass up to 6 32-bit argument values in registers.
1805 (moxie_function_arg): Ditto.
1806 (moxie_arg_partial_bytes): Ditto.
1807 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1808 (REG_PARM_STACK_SPACE): Ditto.
1809 (FUNCTION_ARG_REGNO_P): Ditto.
1811 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1812 instruction to allocate stack space.
1814 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1816 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1817 unnecessarily stringent constraints. Fix address
1818 calculation in the splitters.
1820 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1822 PR rtl-optimization/39779
1823 * expr.c (convert_modes): Return when mode == oldmode after
1824 CONST_INTs are processed.
1826 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1829 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1830 (ix86_expand_prologue): Take frame.padding0 into logic of
1832 (ix86_expand_epilogue): Likewise.
1834 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1836 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1838 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1839 * config/t-slibgcc-libgcc: New file.
1840 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1842 2009-09-09 Martin Jambor <mjambor@suse.cz>
1844 PR tree-optimization/41089
1845 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1848 2009-09-09 Richard Henderson <rth@redhat.com>
1850 * gimple.h (CASE_GIMPLE_OMP): New.
1851 (is_gimple_omp): Use it.
1852 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1853 (verify_gimple_debug): Likewise.
1855 2009-09-09 Richard Guenther <rguenther@suse.de>
1857 PR tree-optimization/41101
1858 * tree-ssa-pre.c (maximal_set): Remove.
1859 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1860 Defer all blocks we didn't visit at least one successor.
1861 (add_to_exp_gen): Do not add to the maximal set.
1862 (make_values_for_phi): Likewise.
1863 (compute_avail): Likewise.
1864 (init_pre): Do not allocate the maximal set.
1865 (execute_pre): Do not dump it.
1867 2009-09-09 Martin Jambor <mjambor@suse.cz>
1869 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1870 an SSA_NAME rather than a is_gimple_variable.
1872 2009-09-09 Richard Guenther <rguenther@suse.de>
1875 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1876 code dealing with plain pointer bases.
1877 (maybe_fold_offset_to_reference): Likewise.
1878 (maybe_fold_stmt_addition): Adjust.
1880 2009-09-09 Richard Guenther <rguenther@suse.de>
1882 * tree.c (free_lang_data_in_type): Do not free the type variant
1884 (free_lang_data): Merge char_type_node with its properly signed
1886 (pass_ipa_free): Collect after freeing language specific data.
1888 2009-09-09 Michael Matz <matz@suse.de>
1891 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1892 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1893 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1896 2009-09-08 DJ Delorie <dj@redhat.com>
1898 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1900 2009-09-04 Jason Merrill <jason@redhat.com>
1902 * tree.c (tree_find_value): Remove.
1903 * tree.h: Remove prototype.
1904 * varasm.c (assemble_external): Use value_member instead.
1906 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1908 * toplev.c (process_options): Choose default debugging type when
1909 gtoggle enables debug info and type is unset.
1911 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1915 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1918 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1920 * configure: Rebuilt with modified libtool.m4.
1922 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1927 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1929 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1931 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1932 (remove_statement): Likewise.
1933 (rewrite_use_nonlinear_expr): Adjust.
1934 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1935 * tree-ssa.c (release_defs_bitset): ... this. New.
1936 * tree-flow.h (release_defs_bitset): Declare.
1938 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1941 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1942 in the middle block.
1944 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1946 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1947 via intptr_t to long type.
1948 (insert_operand_rank): Cast long type via intptr_t to
1950 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1952 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1953 from pointer to unsigned via uintptr_t.
1955 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1956 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1958 * configure: Regenerated.
1959 * config.in: Regenerated
1960 * system.h (stdint.h): Add include.
1961 (inttypes.h): Likewise.
1962 * Makefile.in (aclocal): Add config/stdint.m4.
1963 * aclocal.m4: Regenerated.
1965 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1967 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1969 (note_np_check_stores): New function.
1970 (harmless_null_pointer_p): New function.
1971 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1972 changed. Take into account whether we're in the shadow of a condjump
1973 that tested NP_REG for NULL.
1974 Lose all code that tested for SEQUENCEs.
1975 (workaround_speculation): Avoid inserting NOPs for loads that are
1976 either always executed or a NULL pointer.
1978 2009-09-08 Jan Hubicka <jh@suse.cz>
1980 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1981 * params.def (early-inlining-insns): Likewise.
1983 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1985 PR rtl-optimization/41239
1986 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1987 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1989 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1990 across calls, as the calls might not always return normally.
1991 (call_may_noreturn_p): New function.
1992 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1993 (init_deps): Initialize it.
1994 (remove_from_deps): Also remove calls from
1995 last_function_call_may_noreturn list.
1997 2009-09-07 Richard Henderson <rth@redhat.com>
1999 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2000 more VR->OPERANDS than LHS operands. Free LHS before returning.
2002 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2004 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2005 (attr "addrtype"): New member "spreg".
2006 Use it if mem_spfp_address_operand is true for the address.
2007 (attr "type"): New entry "stall".
2008 (cpu_unit "load"): New.
2009 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2011 (insn_reservation "loadsp"): New.
2012 (insn_reservation "load_stall1"): New.
2013 (insn_reservation "load_stall3"): New.
2015 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2016 (mem_p_address_operand): Exclude stack and frame pointer based
2018 (mem_spfp_address_operand): New; match them here.
2019 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2020 (bfin_reorg): Call it if scheduling insns.
2021 (bfin_gen_bundles): Remove dummy insns created by
2022 add_sched_insns_for_speculation.
2024 From Jie Zhang <jie.zhang@analog.com>:
2025 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2026 bfin_si_revision, bfin_workarounds): Move these ...
2027 * config/bfin/bfin.h: ... here.
2029 From Mike Frysinger <michael.frysinger@analog.com>
2030 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2031 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2032 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2033 bf547m, bf548m, and bf549m.
2034 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2035 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2036 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2037 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2038 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2039 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2040 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2041 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2042 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2043 bf542m, bf544m, bf547m, bf548m, and bf549m.
2045 From Jie Zhang <jie.zhang@analog.com>:
2046 * config/bfin/predicates.md (p_register_operand): New predicate.
2047 (dp_register_operand): New predicate.
2048 * config/bfin/bfin-protos.h (WA_05000074): Define.
2049 (ENABLE_WA_05000074): Define.
2050 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2051 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2052 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2053 (define_attr addrtype): Allow load/store register to be P register.
2054 (define_attr storereg): New.
2055 (define_cpu_unit anomaly_05000074): New.
2056 (define_insn_reservation dsp32shiftimm): New.
2057 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2058 (define_insn_reservation loadp): Cannot use slot2.
2059 (define_insn_reservation loadsp): Cannot use slot2.
2060 (define_insn_reservation storep): Cannot use slot2. Does not
2061 apply when working around 05000074.
2062 (define_insn_reservation storep_anomaly_05000074): New.
2063 (define_insn_reservation storei): Does not apply when working
2065 (define_insn_reservation storei_anomaly_05000074): New.
2066 (define_attr length): Add dsp32shiftimm case.
2067 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2068 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2069 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2070 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2071 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2073 2009-09-07 Martin Jambor <mjambor@suse.cz>
2076 * tree-sra.c (create_artificial_child_access): Return NULL if
2077 build_ref_for_offset fails.
2078 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2079 and create_artificial_child_access to fail.
2081 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2084 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2085 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2086 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2088 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2090 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2091 block, ensure it has an exit edge. Emit a barrier after a jump.
2093 2009-09-07 Nick Clifton <nickc@redhat.com>
2095 * gcc.c (this_is_linker_script): New variable. Like
2096 this_is_library_file but for the %T constructor.
2097 (end_going_arg): If this_is_linker_script is set then locate the
2098 script and insert a --script switch before it
2099 (do_spec_2): Initialise this_is_linker_script.
2100 (do_spec_1): Likewise. Handle %T construct.
2101 (eval_spec_function): Preserve this_is_linker_script.
2102 * doc/invoke.texi: Document %T construct in spec files.
2103 * config/m32c/m32c.h (LIB_SPEC): Use it.
2105 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2107 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2108 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2109 when volatile flag is set.
2110 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2112 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2115 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2116 (combine_stack_adjustments_for_block): Allow insns between stack
2117 adjustments and stores with corresponding pre-(dec|inc)rement or
2118 pre-modify operation.
2120 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2123 * combine-stack-adj.c (struct csa_memlist): Rename to...
2124 (struct csa_reflist): ... this. Rename mem field to ref.
2125 (free_csa_memlist): Rename to...
2126 (free_csa_reflist): ... this.
2127 (record_one_stack_memref): Rename to...
2128 (record_one_stack_ref): ... this. Handle also REG_P.
2129 (try_apply_stack_adjustment): Handle also REG_P.
2130 (struct record_stack_memrefs_data): Rename to...
2131 (struct record_stack_refs_data): ... this. Rename memlist field to
2133 (record_stack_memrefs): Rename to...
2134 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2135 subexpressions instead of failing when a MEM contains SP references.
2136 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2137 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2139 2009-09-06 Richard Guenther <rguenther@suse.de>
2142 * tree.c (build_array_type): Do not record types marked
2143 with structural equality in the canonical type hashtable.
2145 2009-09-06 Richard Guenther <rguenther@suse.de>
2148 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2150 2009-09-05 Richard Guenther <rguenther@suse.de>
2153 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2155 2009-09-05 Richard Guenther <rguenther@suse.de>
2158 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2160 2009-09-05 Richard Guenther <rguenther@suse.de>
2163 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2164 before comparing function argument types.
2166 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2169 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2172 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2175 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2177 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2178 locators before emit_insn is called.
2180 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2183 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2184 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2185 (reginfo_init): Don't call allocate_reg_info.
2187 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2190 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2191 NONDEBUG_INSN_P instead of INSN_P.
2193 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2196 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2198 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2201 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2202 pattern of the split.
2204 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2206 * toplev.c (process_options): Move setter of flag_var_tracking
2207 before other tests that depend on it. Move down setter of
2208 flag_rename_registers. Don't enable var-tracking-assignments
2209 by default if selective scheduling is enabled. Warn if both
2212 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2214 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2215 comment. Use switch statement to catch overlaps between rtx
2216 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2217 (IS_DECL_CODE): ... here. Remove.
2218 (check_value_is_not_decl): Remove.
2219 (dv_from_decl, dv_from_value): Check after conversion.
2221 2009-09-04 Richard Guenther <rguenther@suse.de>
2224 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2225 after emitting tunks. Move emitting thunks and ctors from ...
2226 (cgraph_optimize): ... here. Remove redundant
2227 cgraph_analyze_functions.
2228 * varasm.c (find_decl_and_mark_needed): Remove no longer
2230 (finish_aliases_1): Adjust check for thunk aliases.
2232 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2234 * config/arm/arm.md (ctzsi2): Added braces
2235 to avoid warning that broke booststrap.
2237 2009-09-04 Martin Jambor <mjambor@suse.cz>
2239 PR tree-optimization/41112
2240 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2241 handle variable-bounded arrays.
2242 (expr_with_var_bounded_array_refs_p): New function.
2243 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2245 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2247 * config/s390/2097.md: Removed two incorrect bypasses.
2248 (z10_fsimpdf): Fixed latency.
2249 (z10_fhex): New insn_reservation.
2250 (z10_floaddf): Fixed latency.
2251 (z10_floadsf): Fixed latency.
2252 (z10_ftrunctf): Fixed latency.
2253 (z10_ftruncdf): Fixed latency.
2254 * config/s390/s390.c (z10_cost): Fixed values.
2255 (s390_adjust_priority): Added z10 path.
2256 * config/s390/s390.md (type): Added fhex.
2257 (*mov<mode>_64dfp): Updated type attribute.
2258 (*mov<mode>_64): Updated type attribute.
2259 (*mov<mode>_31): Updated type attribute.
2260 (*mov<mode>"): Likewise.
2261 * config/s390/2084.md (x_fsimpdf): Updated condition.
2263 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2265 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2266 RTXs in the predicate for operand 1.
2268 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2270 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2271 (rbitsi2): New insn.
2272 (ctzsi2): New expand.
2273 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2275 2009-09-03 Martin Jambor <mjambor@suse.cz>
2277 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2278 (create_artificial_child_access): Use build_ref_for_offset instead
2279 of duplicate_expr_for_different_base.
2280 (propagate_subacesses_accross_link): Likewise.
2282 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2284 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2286 (mips16e_collect_argument_saves): Skip debug instructions.
2287 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2288 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2289 (r10k_insert_cache_barriers): Likewise.
2290 (mips_reorg_process_insns): Likewise.
2292 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2295 * ira.c (update_equiv_reg): Remove check on class likely spill.
2297 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2300 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2301 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2305 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2306 the stack slot if it is passed by invisible reference.
2307 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2308 by invisible reference.
2310 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2312 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2313 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2314 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2316 * config/bfin/sync.md: New file.
2317 * config/bfin/bfin.md: Include it.
2318 (UNSPEC_ATOMIC): New.
2319 (UNSPEC_ONES): Provide a unique number.
2321 From Jie Zhang <jie.zhang@analog.com>:
2322 * config/bfin/bfin.c (ret_regs): New.
2323 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2324 (must_save_rets_p): New.
2325 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2326 current_function_is_leaf.
2327 (do_link): Likewise.
2328 (do_unlink): Likewise.
2329 (expand_interrupt_handler_prologue): Use ret_regs array.
2330 (expand_interrupt_handler_epilogue): Use ret_regs array and
2331 pass return register to gen_return_internal.
2332 (bfin_expand_epilogue): Pass return register to
2333 gen_return_internal.
2334 (bfin_expand_call): Explicitly clobber RETS.
2335 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2336 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2337 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2338 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2340 (return_internal): Take a reg rtx rather than the register number.
2342 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2344 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2345 when comparing against estimated_loop_iterations_int return.
2347 2009-09-03 Richard Guenther <rguenther@suse.de>
2349 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2350 eh_personality_libfunc.
2352 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2354 * tree-parloops.c (separate_decls_in_region): Add space.
2356 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2358 * tree-parloops.c (separate_decls_in_region): Change the condition
2359 checking if there are reductions in the loop.
2361 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2363 PR tree-optimization/38275
2364 * tree-parloops.c (parallelize_loops): Replace profitability condition
2365 for expected number of iterations.
2367 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2369 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2370 (bootstrap-debug): Explain conditions in which it becomes default.
2371 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2374 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2376 * doc/invoke.texi (Optimize Options): Move
2377 -finline-small-functions to the -O2 list.
2379 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2381 * toplev.c (process_options): Enable var-tracking-assignments
2382 by default if var-tracking is enabled.
2384 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2386 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2388 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2389 * rtl.h (prev_nonnote_insn_bb): Declare it.
2391 2009-09-03 Diego Novillo <dnovillo@google.com>
2393 * cgraph.c (cgraph_node_for_decl): New.
2394 * cgraph.h (cgraph_node_for_decl): Declare.
2395 * tree.c (host_integerp): Return 0 if T is NULL.
2397 2009-09-03 Diego Novillo <dnovillo@google.com>
2399 * tree.h (struct alias_pair): Move from varasm.c.
2400 (alias_pairs): Likewise.
2401 (TYPE_MAXVAL): Define.
2402 (TYPE_MINVAL): Define.
2403 (iterative_hash_host_wide_int): Declare.
2404 (remove_unreachable_alias_pairs): Declare.
2405 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2406 * diagnostic.c (default_diagnostic_starter): Make extern.
2407 (default_diagnostic_finalizer): Make extern.
2408 * diagnostic.h (default_diagnostic_starter): Declare.
2409 (default_diagnostic_finalizer): Declare.
2410 (default_tree_printer): Declare.
2411 * toplev.c (default_tree_printer): Make extern.
2413 2009-09-03 Richard Guenther <rguenther@suse.de>
2414 Diego Novillo <dnovillo@google.com>
2416 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2417 * cgraphunit.c (cgraph_expand_function): Do not emit
2418 associated thunks from here.
2419 (cgraph_emit_thunks): New.
2420 (cgraph_optimize): Call it.
2421 Return if any IPA pass finds an error.
2422 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2425 2009-09-03 Simon Baldwin <simonb@google.com>
2426 Rafael Espindola <espindola@google.com>
2427 Richard Guenther <rguenther@suse.de>
2428 Doug Kwan <dougkwan@google.com>
2429 Diego Novillo <dnovillo@google.com>
2431 * tree.c: Include tree-pass.h, langhooks-def.h,
2432 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2433 (free_lang_data_in_type): New.
2434 (need_assembler_name_p): New.
2435 (free_lang_data_in_block): New.
2436 (free_lang_data_in_decl): New.
2437 (struct free_lang_data_d): New.
2438 (add_tree_to_fld_list): New.
2439 (find_decls_types_r): New.
2440 (get_eh_types_for_runtime): New.
2441 (find_decls_types_in_eh_region): New.
2442 (find_decls_types_in_node): New.
2443 (find_decls_types_in_var): New.
2444 (free_lang_data_in_cgraph): New.
2445 (free_lang_data): New.
2446 (gate_free_lang_data): New.
2447 (pass_ipa_free_lang_data): New.
2449 2009-09-03 Diego Novillo <dnovillo@google.com>
2451 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2452 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2453 (lang_hooks): Remove const qualifier.
2454 * ipa.c (cgraph_remove_unreachable_nodes): Call
2455 remove_unreachable_alias_pairs.
2456 * except.c (add_type_for_runtime): Check if TYPE has
2457 already been converted.
2458 (lookup_type_for_runtime): Likewise.
2459 (check_handled): Handle converted types.
2460 * varasm.c (remove_unreachable_alias_pairs): New.
2461 * gimple.c: Include demangle.h.
2462 (gimple_decl_printable_name): New.
2463 (gimple_fold_obj_type_ref): New.
2464 * gimple.h (gimple_decl_printable_name): Declare.
2465 (gimple_fold_obj_type_ref): Declare.
2466 * passes.c (init_optimization_passes): Add pass
2467 pass_ipa_free_lang_data.
2468 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2469 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2471 2009-09-03 Diego Novillo <dnovillo@google.com>
2473 * c-lang.c (lang_hooks): Remove const qualifier.
2475 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2477 * doc/install.texi (*-*-freebsd*): Update target information.
2479 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2481 * hard-reg-set.h (call_fixed_regs): Remove.
2482 * reginfo.c (call_fixed_regs): Remove.
2483 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2484 (globalize_reg): Don't use call_fixed_regs.
2485 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2488 2009-09-01 Michael Matz <matz@suse.de>
2490 * expr.h (emit_storent_insn, expand_expr_real_1,
2491 expand_expr_real_2): Declare.
2492 * expr.c (emit_storent_insn, expand_expr_real_1,
2493 expand_expr_real_2): Export.
2494 (store_expr): Setting and evaluating dont_return_target is useless.
2495 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2496 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2497 * except.c (expand_resx_expr): Rename to ...
2498 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2499 * except.h (expand_resx_stmt): Declare.
2500 * stmt.c: Add include gimple.h
2501 (expand_asm_expr): Rename to ...
2502 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2503 (expand_case): Rewrite to take gimple statement.
2504 * tree.h (expand_asm_stmt): Declare.
2505 (expand_case): Change prototype.
2506 * Makefile.in (stmt.o): Depend on gimple.h.
2507 * builtins.c (expand_builtin_synchronize): Build gimple asm
2508 statement, not an ASM_EXPR.
2509 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2510 gimple_to_tree, release_stmt_tree): Remove.
2511 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2512 ggc_free, but hold comparison code and operands separately.
2513 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2514 (expand_call_stmt, expand_gimple_stmt_1,
2515 expand_gimple_stmt): New helpers.
2516 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2517 release_stmt_tree. Call expand_gimple_stmt instead.
2518 (expand_gimple_basic_block): Ditto.
2520 * calls.c (emit_call_1): Don't look at EH regions here, make
2521 fntree parameter useless.
2522 (expand_call): New local rettype for TREE_TYPE(exp), use it
2523 throughout. Remove local p, use addr instead.
2524 Don't look at EH regions here.
2526 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2528 * doc/invoke.texi (-fsched-pressure): Document it.
2529 (-fsched-reg-pressure-heuristic): Remove it.
2531 * reload.c (ira.h): Include.
2532 (find_reloads): Add choosing reload on number of small spilled
2535 * haifa-sched.c (ira.h): Include.
2536 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2537 saved_reg_pressure, curr_reg_live, saved_reg_live,
2538 region_ref_regs): New variables.
2539 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2540 initiate_reg_pressure_info, setup_ref_regs,
2541 initiate_bb_reg_pressure_info, save_reg_pressure,
2542 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2544 (setup_insn_reg_pressure_info): New function.
2545 (rank_for_schedule): Add pressure checking and insn issue time.
2546 Remove comparison of insn reg weights.
2547 (ready_sort): Set insn reg pressure info.
2548 (update_register_pressure, setup_insn_max_reg_pressure,
2549 update_reg_and_insn_max_reg_pressure,
2550 sched_setup_bb_reg_pressure_info): New functions.
2551 (schedule_insn): Add code for printing and updating reg pressure info.
2552 (find_set_reg_weight, find_insn_reg_weight): Remove.
2553 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2554 (debug_ready_list): Print reg pressure info.
2555 (schedule_block): Ditto. Check insn issue time.
2556 (sched_init): Set up sched_pressure_p. Allocate and set up some
2557 reg pressure related info.
2558 (sched_finish): Free some reg pressure related info.
2559 (fix_tick_ready): Make insn always ready if pressure_p.
2560 (init_h_i_d): Don't call find_insn_reg_weight.
2561 (haifa_finish_h_i_d): Free insn reg pressure info.
2563 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2564 ira_memory_move_cost, ira_class_hard_regs,
2565 ira_class_hard_regs_num, ira_no_alloc_regs,
2566 ira_available_class_regs, ira_reg_class_cover_size,
2567 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2569 * ira-lives.c (single_reg_class): Check mode to find how many
2570 registers are necessary for operand.
2571 (ira_implicitly_set_insn_hard_regs): New.
2573 * common.opt (fsched-pressure): New options.
2574 (fsched-reg-pressure-heuristic): Remove.
2576 * ira.c (setup_eliminable_regset): Rename to
2577 ira_setup_eliminable_regset. Make it external.
2578 (expand_reg_info): Pass cover class to setup_reg_classes.
2579 (ira): Call resize_reg_info instead of allocate_reg_info.
2581 * sched-deps.c: Include ira.h.
2582 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2583 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2584 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2585 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2586 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2587 mark_insn_reg_store, mark_insn_reg_clobber,
2588 setup_insn_reg_pressure_info): New.
2589 (sched_analyze_1): Update implicit_reg_pending_uses.
2590 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2591 Use them to create dependencies. Set insn reg uses and pressure
2592 info. Process reg_pending_uses in one place.
2593 (free_deps): Free implicit sets.
2594 (remove_from_deps): Remove implicit sets if necessary. Check
2595 implicit sets when clearing reg_last_in_use.
2596 (init_deps_global): Clear implicit_reg_pending_clobbers and
2597 implicit_reg_pending_uses.
2599 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2600 ira_memory_move_cost, ira_class_hard_regs,
2601 ira_class_hard_regs_num, ira_no_alloc_regs,
2602 ira_available_class_regs, ira_reg_class_cover_size,
2603 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2604 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2605 ira_implicitly_set_insn_hard_regs): New prototypes.
2607 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2608 cost_elements_num): New variables.
2609 (allocno_costs, total_costs): Rename to costs and
2610 total_allocno_costs.
2611 (COSTS_OF_ALLOCNO): Rename to COSTS.
2612 (allocno_pref): Rename to pref.
2613 (allocno_pref_buffer): Rename to pref_buffer.
2614 (common_classes): Rename to regno_cover_class.
2616 (record_reg_classes): Set allocno attributes only if allocno_p.
2617 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2618 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2619 and COSTS_OF_ALLOCNO.
2620 (print_costs): Rename to print_allocno_costs.
2621 (print_pseudo_costs): New.
2622 (process_bb_node_for_costs): Split into 2 functions with new
2623 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2624 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2625 new parameter dump_file. Use cost_elements_num instead of
2626 ira_allocnos_num. Make one iteration if preferred classes were
2627 already calculated for scheduler. Make 2 versions of code
2628 depending on allocno_p.
2629 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2630 regno_cover_class and COSTS instead of common_classes and
2632 (init_costs, finish_costs): New.
2633 (ira_costs): Set up allocno_p and cost_elements_num. Call
2634 init_costs and finish_costs.
2635 (ira_set_pseudo_classes): New.
2637 * rtl.h (allocate_reg_info): Remove.
2638 (resize_reg_info): Change return type.
2639 (reg_cover_class): New.
2640 (setup_reg_classes): Add new parameter.
2642 * sched-int.h (struct deps_reg): New member implicit_sets.
2643 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2644 (INCREASE_BITS): New macro.
2645 (struct reg_pressure_data, struct reg_use_data): New.
2646 (struct _haifa_insn_data): Remove reg_weight. Add members
2647 reg_pressure, reg_use_list, reg_set_list, and
2648 reg_pressure_excess_cost_change.
2649 (struct deps): New member implicit_sets.
2650 (pressure_p): New variable.
2651 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2652 (struct reg_pressure_data, struct reg_use_data): New.
2653 (INSN_REG_WEIGHT): Remove.
2654 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2655 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2656 (sched_init_region_reg_pressure_info,
2657 sched_setup_bb_reg_pressure_info): New prototypes.
2659 * reginfo.c (struct reg_pref): New member coverclass.
2660 (reg_cover_class): New function.
2661 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2662 (reg_info_size): New variable.
2663 (allocate_reg_info): Make static. Setup reg_info_size.
2664 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2665 (setup_reg_classes): Add a new parameter. Setup cover class too.
2667 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2670 * sched-rgn.c (deps_join): Set up implicit_sets.
2671 (schedule_region): Set up region and basic blocks pressure
2674 * passes.c (init_optimization_passes): Move
2675 pass_subregs_of_mode_init before pass_sched.
2677 2009-09-02 Martin Jambor <mjambor@suse.cz>
2679 * tree-sra.c (struct access): New field grp_hint.
2680 (dump_access): Dump grp_hint.
2681 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2683 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2684 those which have been specifically read and somehow written to.
2685 (propagate_subacesses_accross_link): Set grp_hint of right child and
2686 also possibly of the left child.
2688 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2690 * tree-object-size.c (addr_object_size): Always use object_size_type
2691 0 or 2 when determining the pointer pointed object size.
2693 2009-09-02 Richard Guenther <rguenther@suse.de>
2696 2009-08-31 Richard Guenther <rguenther@suse.de>
2698 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2699 to query if the memory regions for memmove overlap.
2700 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2701 asserts on pointers, instead deal with odd trees.
2702 (ptr_derefs_may_alias_p): Likewise.
2703 (refs_may_alias_p_1): Constructor bases also never alias.
2705 2009-08-01 Christian Bruel <christian.bruel@st.com>
2708 2009-07-31 Christian Bruel <christian.bruel@st.com>
2709 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2711 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2713 * doc/invoke.texi (-fvar-tracking-assignments): New.
2714 (-fvar-tracking-assignments-toggle): New.
2715 (-fdump-final-insns=file): Mark filename as optional.
2716 (--param min-nondebug-insn-uid): New.
2717 (-gdwarf-@{version}): Mention version 4.
2718 * opts.c (common_handle_option): Accept it.
2719 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2720 * regrename.c (regrename_optimize): Drop last. Don't count debug
2721 insns as uses. Don't reject change because of debug insn.
2722 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2723 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2724 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2725 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2726 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2727 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2728 * doc/gimple.texi (is_gimple_debug): New.
2729 (gimple_debug_bind_p): New.
2730 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2731 * doc/install.texi (bootstrap-debug): More details.
2732 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2733 (bootstrap-debug-lib): More details.
2734 (bootstrap-debug-ckovw): Update.
2735 (bootstrap-time): New.
2736 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2737 (insert_phi_nodes_for): Insert debug stmts.
2738 (rewrite_stmt): Take iterator. Insert debug stmts.
2739 (rewrite_enter_block): Adjust.
2740 (maybe_replace_use_in_debug_stmt): New.
2741 (rewrite_update_stmt): Use it.
2742 (mark_use_interesting): Return early for debug stmts.
2743 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2744 stmts before replacing stmt.
2745 (move_computations_stmt): Likewise.
2746 * ira-conflicts.c (add_copies): Skip debug insns.
2747 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2748 (regstat_bb_compute_ri): Skip debug insns.
2749 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2750 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2751 check_loop_closed_ssa_stmt): Skip debug stmts.
2752 * tree-tailcall.c (find_tail_calls): Likewise.
2753 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2754 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2755 (build_var_debug_value_stat): Declare.
2756 (build_var_debug_value): Define.
2757 (target_for_debug_bind): Declare.
2758 * reload.c (find_equiv_reg): Skip debug insns.
2759 * rtlanal.c (reg_used_between_p): Skip debug insns.
2760 (side_effects_p): Likewise.
2761 (canonicalize_condition): Likewise.
2762 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2763 insns never depend on debug insns.
2764 (create_ddg_dep_no_link): Likewise.
2765 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2766 Don't add inter-loop dependencies for debug insns.
2767 (build_intra_loop_deps): Likewise.
2768 (create_ddg): Count debug insns.
2769 * ddg.h (struct ddg::num_debug): New.
2770 (num_backargs): Pair up with previous int field.
2771 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2772 -fcompare-debug-second.
2773 * final.c (get_attr_length_1): Skip debug insns.
2774 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2775 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2776 (driver_self_specs): Map -fdump-final-insns to
2777 -fdump-final-insns=..
2778 (get_local_tick): New.
2779 (compare_debug_dump_opt_spec_function): Test for . argument and
2780 compute output name. Compute temp output spec without flag name.
2781 Compute -frandom-seed.
2782 (OPT): Undef after use.
2783 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2784 (average_num_loop_insns): Likewise.
2785 * params.h (MIN_NONDEBUG_INSN_UID): New.
2786 * gimple.def (GIMPLE_DEBUG): New.
2787 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2788 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2789 (merge_in_block): Fix whitespace.
2790 * toplev.c (flag_var_tracking): Update comment.
2791 (flag_var_tracking_assignments): New.
2792 (flag_var_tracking_assignments_toggle): New.
2793 (process_options): Don't open final insns dump file if we're not
2794 going to write to it. Compute defaults for var_tracking.
2795 * df-scan.c (df_insn_rescan_debug_internal): New.
2796 (df_uses_record): Handle debug insns.
2797 * haifa-sched.c (ready): Initialize n_debug.
2798 (contributes_to_priority): Skip debug insns.
2799 (dep_list_size): New.
2801 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2802 they're ready. Disregard previous debug insns to make decisions.
2803 (queue_insn): Never queue debug insns.
2804 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2805 (schedule_insn): Don't reject debug insns because of issue rate.
2806 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2807 (queue_to_ready): Skip and discount debug insns.
2808 (choose_ready): Let debug insns through.
2809 (schedule_block): Check boundary debug insns. Discount debug
2810 insns, schedule them early. Adjust whitespace.
2811 (set_priorities): Check for boundary debug insns.
2812 (add_jump_dependencies): Use dep_list_size.
2813 (prev_non_location_insn): New.
2814 (check_cfg): Use it.
2815 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2817 (remove_unused_ivs): Reset debug stmts.
2818 * modulo-sched.c (const_iteration_count): Skip debug insns.
2819 (res_MII): Discount debug insns.
2820 (loop_single_full_bb_p): Skip debug insns.
2821 (sms_schedule): Likewise.
2822 (sms_schedule_by_order): Likewise.
2823 (ps_has_conflicts): Likewise.
2824 * caller-save.c (refmarker_fn): New.
2825 (save_call_clobbered_regs): Replace regs with saved mem in
2827 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2828 Call refmarker_fn mark for hardregnos.
2829 (mark_reg_as_referenced): New.
2830 (replace_reg_with_saved_mem): New.
2831 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2832 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2834 (cse_extended_basic_block): Skip debug insns.
2835 (count_reg_usage): Likewise.
2836 (is_dead_reg): New, split out of...
2837 (set_live_p): ... here.
2838 (insn_live_p): Use it for debug insns.
2839 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2840 (execute_optimize_stdarg): Likewise.
2841 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2842 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2843 changes in debug stmts as changes.
2844 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2845 (moveup_expr): Don't move across debug insns. Don't move
2846 debug insn if it would create a bookkeeping block.
2847 (moveup_expr_cached): Don't use cache for debug insns that
2848 are heads of blocks.
2849 (compute_av_set_inside_bb): Skip debug insns.
2850 (sel_rank_for_schedule): Schedule debug insns first. Remove
2852 (block_valid_for_bookkeeping_p); Support lax searches.
2853 (create_block_for_bookkeeping): Adjust block numbers when
2854 encountering debug-only blocks.
2855 (find_place_for_bookkeeping): Deal with debug-only blocks.
2856 (generate_bookkeeping_insn): Accept no place to insert.
2857 (remove_temp_moveop_nops): New argument full_tidying.
2858 (prepare_place_to_insert): Deal with debug insns.
2859 (advance_state_on_fence): Debug insns don't start cycles.
2860 (update_boundaries): Take fence as argument. Deal with
2862 (schedule_expr_on_boundary): No full_tidying on debug insns.
2863 (fill_insns): Deal with debug insns.
2864 (track_scheduled_insns_and_blocks): Don't count debug insns.
2865 (need_nop_to_preserve_insn_bb): New, split out of...
2866 (remove_insn_from_stream): ... this.
2867 (fur_orig_expr_not_found): Skip debug insns.
2868 * rtl.def (VALUE): Move up.
2870 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2871 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2872 Set it if debug stmts are found.
2873 (statement_sink_location): Skip debug stmts. Propagate
2874 moving defs into debug stmts.
2875 * ifcvt.c (first_active_insn): Skip debug insns.
2876 (last_active_insns): Likewise.
2877 (cond_exec_process_insns): Likewise.
2878 (noce_process_if_block): Likewise.
2879 (check_cond_move_block): Likewise.
2880 (cond_move_convert_if_block): Likewise.
2881 (block_jumps_and_fallthru_p): Likewise.
2882 (dead_or_predicable): Likewise.
2883 * dwarf2out.c (debug_str_hash_forced): New.
2884 (find_AT_string): Add comment.
2885 (gen_label_for_indirect_string): New.
2886 (get_debug_string_label): New.
2887 (AT_string_form): Use it.
2888 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2889 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2890 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2891 several operations that cannot be represented with DWARF opcodes.
2892 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2893 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2894 (dwarf2out_var_location): Take during-call mark into account.
2895 (output_indirect_string): Update comment. Output if there are
2896 label and references.
2897 (prune_indirect_string): New.
2898 (prune_unused_types): Call it if debug_str_hash_forced.
2899 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2900 (dw_long_long_const): Remove.
2901 (struct dw_val_struct): Change val_long_long type to rtx.
2902 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2903 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2904 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2905 component instead of HOST_BITS_PER_LONG.
2906 (output_loc_operands): Likewise. For const8* assert
2907 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2908 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2909 rather than HOST_BITS_PER_LONG is >= 64.
2910 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2912 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2913 HOST_BITS_PER_LONG for dw_val_class_long_long.
2914 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2915 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2916 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2918 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2919 Handle DW_OP_implicit_value.
2920 (extract_int): Move prototype earlier.
2921 (mem_loc_descriptor): For SUBREG punt if inner
2922 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2923 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2924 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2925 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2926 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2927 instead of Pmode size.
2928 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2929 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2930 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2931 (concat_loc_descriptor, concatn_loc_descriptor,
2932 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2933 (add_location_or_const_value_attribute): Likewise. For single
2934 location loc_lists attempt to use add_const_value_attribute
2935 for constant decls. Add DW_AT_const_value even if
2936 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2938 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2939 (control_flow_insn_p): Likewise.
2940 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2941 (separate_decls_in_region_debug_bind): New.
2942 (separate_decls_in_region): Process debug bind stmts afterwards.
2943 * recog.c (verify_changes): Handle debug insns.
2944 (extract_insn): Likewise.
2945 (peephole2_optimize): Skip debug insns.
2946 * dse.c (scan_insn): Skip debug insns.
2947 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2949 (setup_id_for_insn): Handle debug insns.
2950 (maybe_tidy_empty_bb): Adjust whitespace.
2951 (tidy_control_flow): Skip debug insns.
2952 (sel_remove_insn): Adjust for debug insns.
2953 (sel_estimate_number_of_insns): Skip debug insns.
2954 (create_insn_rtx_from_pattern): Handle debug insns.
2955 (create_copy_of_insn_rtx): Likewise.
2956 * sel-sched-.h (sel_bb_end): Declare.
2957 (sel_bb_empty_or_nop_p): New.
2958 (get_all_loop_exits): Use it.
2959 (_eligible_successor_edge_p): Likewise.
2960 (return_nop_to_pool): Adjust.
2961 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2962 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2963 * gimple-pretty-print.c (dump_gimple_debug): New.
2964 (dump_gimple_stmt): Use it.
2965 (dump_bb_header): Skip gimple debug stmts.
2966 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2967 (fixup_match_2): Likewise.
2968 (regmove_backward_pass): Likewise. Simplify combined
2969 replacement. Handle debug insns.
2970 * function.c (instantiate_virtual_regs): Handle debug insns.
2971 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2972 * print-rtl.h: Include cselib.h.
2973 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2974 * df.h (df_inns_rescan_debug_internal): Declare.
2975 * gcse.c (alloc_hash_table): Estimate n_insns.
2976 (cprop_insn): Don't regard debug insns as changes.
2977 (bypass_conditional_jumps): Skip debug insns.
2978 (one_pre_gcse_pass): Adjust.
2979 (one_code_hoisting_pass): Likewise.
2980 (compute_ld_motion_mems): Skip debug insns.
2981 (one_cprop_pass): Adjust.
2982 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2983 (if_convertible_stmt_p): Handle debug stmts.
2984 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2985 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2986 * ira-build.c (create_bb_allocnos): Skip debug insns.
2987 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2988 (has_single_use): Likewise.
2989 (single_imm_use): Likewise.
2990 (num_imm_uses): Likewise.
2991 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2992 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2993 (create_outofssa_var_map): Likewise.
2994 * lower-subreg.c (adjust_decomposed_uses): New.
2995 (resolve_debug): New.
2996 (decompose_multiword_subregs): Use it.
2997 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2998 * emit-rtl.c: Include params.h.
2999 (cur_debug_insn_uid): Define.
3000 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3001 (copy_rtx_if_shared_1): Handle debug insns.
3002 (reset_used_flags): Likewise.
3003 (set_used_flags): LIkewise.
3004 (get_max_insn_count): New.
3005 (next_nondebug_insn): New.
3006 (prev_nondebug_insn): New.
3007 (make_debug_insn_raw): New.
3008 (emit_insn_before_noloc): Handle debug insns.
3009 (emit_jump_insn_before_noloc): Likewise.
3010 (emit_call_insn_before_noloc): Likewise.
3011 (emit_debug_insn_before_noloc): New.
3012 (emit_insn_after_noloc): Handle debug insns.
3013 (emit_jump_insn_after_noloc): Likewise.
3014 (emit_call_insn_after_noloc): Likewise.
3015 (emit_debug_insn_after_noloc): Likewise.
3016 (emit_insn_after): Take loc from earlier non-debug insn.
3017 (emit_jump_insn_after): Likewise.
3018 (emit_call_insn_after): Likewise.
3019 (emit_debug_insn_after_setloc): New.
3020 (emit_debug_insn_after): New.
3021 (emit_insn_before): Take loc from later non-debug insn.
3022 (emit_jump_insn_before): Likewise.
3023 (emit_call_insn_before): Likewise.
3024 (emit_debug_insn_before_setloc): New.
3025 (emit_debug_insn_before): New.
3026 (emit_insn): Handle debug insns.
3027 (emit_debug_insn): New.
3028 (emit_jump_insn): Handle debug insns.
3029 (emit_call_insn): Likewise.
3031 (init_emit): Take min-nondebug-insn-uid into account.
3032 Initialize cur_debug_insn_uid.
3033 (emit_copy_of_insn_after): Handle debug insns.
3034 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3035 location of single rhs in place.
3036 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3037 (floor_sdiv_adjust): New.
3038 (cell_sdiv_adjust): New.
3039 (cell_udiv_adjust): New.
3040 (round_sdiv_adjust): New.
3041 (round_udiv_adjust): New.
3042 (wrap_constant): Moved from cselib.
3043 (unwrap_constant): New.
3044 (expand_debug_expr): New.
3045 (expand_debug_locations): New.
3046 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3048 (gimple_expand_cfg): Expand debug locations.
3049 * cselib.c: Include tree-pass.h.
3050 (struct expand_value_data): New.
3051 (cselib_record_sets_hook): New.
3052 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3053 (cselib_clear_table): Move, and implemnet in terms of...
3054 (cselib_reset_table_with_next_value): ... this.
3055 (cselib_get_next_unknown_value): New.
3056 (discard_useless_locs): Don't discard preserved values.
3057 (cselib_preserve_value): New.
3058 (cselib_preserved_value_p): New.
3059 (cselib_preserve_definitely): New.
3060 (cselib_clear_preserve): New.
3061 (cselib_preserve_only_values): New.
3062 (new_cselib_val): Take rtx argument. Dump it in details.
3063 (cselib_lookup_mem): Adjust.
3064 (expand_loc): Take regs_active in struct. Adjust. Silence
3065 dumps unless details are requested.
3066 (cselib_expand_value_rtx_cb): New.
3067 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3068 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3069 without details. Copy more subregs. Try to resolve values
3070 using a callback. Wrap constants.
3071 (cselib_subst_to_values): Adjust.
3072 (cselib_log_lookup): New.
3073 (cselib_lookup): Call it.
3074 (cselib_invalidate_regno): Don't count preserved values as useless.
3075 (cselib_invalidate_mem): Likewise.
3076 (cselib_record_set): Likewise.
3077 (struct set): Renamed to cselib_set, moved to cselib.h.
3078 (cselib_record_sets): Adjust. Call hook.
3079 (cselib_process_insn): Reset table when it would be cleared.
3080 (dump_cselib_val): New.
3081 (dump_cselib_table): New.
3082 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3083 (remove_forwarder_block): Support moving debug stmts.
3084 * cselib.h (cselib_record_sets_hook): Declare.
3085 (cselib_expand_callback): New type.
3086 (cselib_expand_value_rtx_cb): Declare.
3087 (cselib_reset_table_with_next_value): Declare.
3088 (cselib_get_next_unknown_value): Declare.
3089 (cselib_preserve_value): Declare.
3090 (cselib_preserved_value_p): Declare.
3091 (cselib_preserve_only_values): Declare.
3092 (dump_cselib_table): Declare.
3093 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3094 (try_crossjump_to_edge): Likewise.
3095 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3096 dominated blocks when debug stmts are present.
3097 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3098 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3099 (set_var_live_on_entry): Likewise.
3100 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3101 * cfglayout.c (curr_location, last_location): Make static.
3102 (set_curr_insn_source_location): Don't avoid bouncing.
3103 (get_curr_insn_source_location): New.
3104 (get_curr_insn_block): New.
3105 (duplicate_insn_chain): Handle debug insns.
3106 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3108 * common.opt (fcompare-debug): Move to sort order.
3109 (fdump-unnumbered-links): Likewise.
3110 (fvar-tracking-assignments): New.
3111 (fvar-tracking-assignments-toggle): New.
3112 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3113 because of debug stmts.
3114 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3115 (eliminate_unnecessary_stmts): Walk dominated blocks before
3117 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3118 * ira.c (memref_used_between_p): Skip debug insns.
3119 (update_equiv_regs): Likewise.
3120 * sched-deps.c (sd_lists_size): Accept empty list.
3121 (sd_init_insn): Mark debug insns.
3122 (sd_finish_insn): Unmark them.
3123 (sd_add_dep): Reject non-debug deps on debug insns.
3124 (fixup_sched_groups): Give debug insns group treatment.
3126 (sched_analyze_reg): Don't mark debug insns for sched before call.
3127 (sched_analyze_2): Handle debug insns.
3128 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3130 (deps_analyze_insn): Handle debug insns.
3131 (deps_start_bb): Skip debug insns.
3132 (init_deps): Initialize last_debug_insn.
3133 * tree-ssa.c (target_for_debug_bind): New.
3134 (find_released_ssa_name): New.
3135 (propagate_var_def_into_debug_stmts): New.
3136 (propagate_defs_into_debug_stmts): New.
3137 (verify_ssa): Skip debug bind stmts without values.
3138 (warn_uninialized_vars): Skip debug stmts.
3139 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3140 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3141 (rtx_equal_p): Likewise.
3142 * ira-costs.c (scan_one_insn): Skip debug insns.
3143 (process_bb_node_for_hard_reg_moves): Likewise.
3144 * rtl.h (DEBUG_INSN_P): New.
3145 (NONDEBUG_INSN_P): New.
3146 (MAY_HAVE_DEBUG_INSNS): New.
3147 (INSN_P): Accept debug insns.
3148 (RTX_FRAME_RELATED_P): Likewise.
3149 (INSN_DELETED_P): Likewise
3150 (PAT_VAR_LOCATION_DECL): New.
3151 (PAT_VAR_LOCATION_LOC): New.
3152 (PAT_VAR_OCATION_STATUS): New.
3153 (NOTE_VAR_LOCATION_DECL): Reimplement.
3154 (NOTE_VAR_LOCATION_LOC): Likewise.
3155 (NOTE_VAR_LOCATION_STATUS): Likewise.
3156 (INSN_VAR_LOCATION): New.
3157 (INSN_VAR_LOCATION_DECL): New.
3158 (INSN_VAR_LOCATION_LOC): New.
3159 (INSN_VAR_LOCATION_STATUS): New.
3160 (gen_rtx_UNKNOWN_VAR_LOC): New.
3161 (VAR_LOC_UNKNOWN_P): New.
3162 (NOTE_DURING_CALL_P): New.
3163 (SCHED_GROUP_P): Accept debug insns.
3164 (emit_debug_insn_before): Declare.
3165 (emit_debug_insn_before_noloc): Declare.
3166 (emit_debug_insn_beore_setloc): Declare.
3167 (emit_debug_insn_after): Declare.
3168 (emit_debug_insn_after_noloc): Declare.
3169 (emit_debug_insn_after_setloc): Declare.
3170 (emit_debug_insn): Declare.
3171 (make_debug_insn_raw): Declare.
3172 (prev_nondebug_insn): Declare.
3173 (next_nondebug_insn): Declare.
3174 (delegitimize_mem_from_attrs): Declare.
3175 (get_max_insn_count): Declare.
3176 (wrap_constant): Declare.
3177 (unwrap_constant): Declare.
3178 (get_curr_insn_source_location): Declare.
3179 (get_curr_insn_block): Declare.
3180 * tree-inline.c (insert_debug_decl_map): New.
3181 (processing_debug_stmt): New.
3182 (remap_decl): Don't create new mappings in debug stmts.
3183 (remap_gimple_op_r): Don't add references in debug stmts.
3184 (copy_tree_body_r): Likewise.
3185 (remap_gimple_stmt): Handle debug bind stmts.
3186 (copy_bb): Skip debug stmts.
3187 (copy_edges_for_bb): Likewise.
3188 (copy_debug_stmt): New.
3189 (copy_debug_stmts): New.
3190 (copy_body): Copy debug stmts at the end.
3191 (insert_init_debug_bind): New.
3192 (insert_init_stmt): Take id. Skip and emit debug stmts.
3193 (setup_one_parameter): Remap variable earlier, register debug mapping.
3194 (estimate_num_insns): Skip debug stmts.
3195 (expand_call_inline): Preserve debug_map.
3196 (optimize_inline_calls): Check for no debug_stmts left-overs.
3197 (unsave_expr_now): Preserve debug_map.
3198 (copy_gimple_seq_and_replace_locals): Likewise.
3199 (tree_function_versioning): Check for no debug_stmts left-overs.
3200 Init and destroy debug_map as needed. Split edges unconditionally.
3201 (build_duplicate_type): Init and destroy debug_map as needed.
3202 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3203 (struct copy_body_data): Add debug_stmts and debug_map.
3204 * sched-int.h (struct ready_list): Add n_debug.
3205 (struct deps): Add last_debug_insn.
3206 (DEBUG_INSN_SCHED_P): New.
3207 (BOUNDARY_DEBUG_INSN_P): New.
3208 (SCHEDULE_DEBUG_INSN_P): New.
3209 (sd_iterator_cond): Accept empty list.
3210 * combine.c (create_log_links): Skip debug insns.
3211 (combine_instructions): Likewise.
3212 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3213 return value is always unshared.
3214 (struct rtx_subst_pair): New.
3215 (auto_adjust_pair): New.
3216 (propagate_for_debug_subst): New.
3217 (propagate_for_debug): New.
3218 (try_combine): Skip debug insns. Propagate removed defs into
3220 (next_nonnote_nondebug_insn): New.
3221 (distribute_notes): Use it. Skip debug insns.
3222 (distribute_links): Skip debug insns.
3223 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3224 * resource.c (mark_target_live_regs): Likewise.
3225 * var-tracking.c: Include cselib.h and target.h.
3226 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3228 (micro_operation_type_name): New.
3229 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3230 (struct micro_operation_def): Update comments.
3231 (decl_or_value): New type. Use instead of decls.
3232 (struct emit_note_data_def): Add vars.
3233 (struct attrs_def): Use decl_or_value.
3234 (struct variable_tracking_info_def): Add permp, flooded.
3235 (struct location_chain_def): Update comment.
3236 (struct variable_part_def): Use decl_or_value.
3237 (struct variable_def): Make var_part a variable length array.
3239 (scratch_regs): New.
3240 (cselib_hook_called): New.
3241 (dv_is_decl_p): New.
3242 (dv_is_value_p): New.
3245 (dv_as_opaque): New.
3246 (dv_onepart_p): New.
3248 (IS_DECL_CODE): New.
3249 (check_value_is_not_decl): New.
3250 (dv_from_decl): New.
3251 (dv_from_value): New.
3252 (dv_htab_hash): New.
3253 (variable_htab_hash): Use it.
3254 (variable_htab_eq): Support values.
3255 (variable_htab_free): Free from the right pool.
3256 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3257 (attrs_list_union): Adjust.
3258 (attrs_list_mpdv_union): New.
3259 (tie_break_pointers): New.
3260 (canon_value_cmp): New.
3261 (unshare_variable): Return possibly-modified slot.
3262 (vars_copy_1): Adjust.
3263 (var_reg_decl_set): Adjust. Split out of...
3264 (var_reg_set): ... this.
3265 (get_init_value): Adjust.
3266 (var_reg_delete_and_set): Adjust.
3267 (var_reg_delete): Adjust.
3268 (var_regno_delete): Adjust.
3269 (var_mem_decl_set): Split out of...
3270 (var_mem_set): ... this.
3271 (var_mem_delete_and_set): Adjust.
3272 (var_mem_delete): Adjust.
3276 (variable_union): Adjust. Speed up merge of 1-part vars.
3277 (variable_canonicalize): Use unshared slot.
3278 (VALUED_RECURSED_INTO): New.
3279 (find_loc_in_1pdv): New.
3280 (struct dfset_merge): New.
3281 (insert_into_intersection): New.
3282 (intersect_loc_chains): New.
3284 (canonicalize_loc_order_check): New.
3285 (canonicalize_values_mark): New.
3286 (canonicalize_values_star): New.
3287 (variable_merge_over_cur): New.
3288 (variable_merge_over_src): New.
3289 (dataflow_set_merge): New.
3290 (dataflow_set_equiv_regs): New.
3291 (remove_duplicate_values): New.
3292 (struct dfset_post_merge): New.
3293 (variable_post_merge_new_vals): New.
3294 (variable_post_merge_perm_vals): New.
3295 (dataflow_post_merge_adjust): New.
3296 (find_mem_expr_in_1pdv): New.
3297 (dataflow_set_preserve_mem_locs): New.
3298 (dataflow_set_remove_mem_locs): New.
3299 (dataflow_set_clear_at_call): New.
3300 (onepart_variable_different_p): New.
3301 (variable_different_p): Use it.
3302 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3303 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3305 (track_loc_p): Pass it true.
3306 (struct count_use_info): New.
3307 (find_use_val): New.
3308 (replace_expr_with_values): New.
3310 (use_type): New, partially split out of...
3311 (count_uses): ... this. Count new micro-ops.
3312 (count_uses_1): Adjust.
3313 (count_stores): Adjust.
3314 (count_with_sets): New.
3315 (VAL_NEEDS_RESOLUTION): New.
3316 (VAL_HOLDS_TRACK_EXPR): New.
3317 (VAL_EXPR_IS_COPIED): New.
3318 (VAL_EXPR_IS_CLOBBERED): New.
3319 (add_uses): Adjust. Generate new micro-ops.
3320 (add_uses_1): Adjust.
3321 (add_stores): Generate new micro-ops.
3322 (add_with_sets): New.
3323 (find_src_status): Adjust.
3324 (find_src_set_src): Adjust.
3325 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3326 Handle new micro-ops. Canonicalize value equivalances.
3327 (vt_find_locations): Compute total size of hash tables for
3328 dumping. Perform merge for var-tracking-assignments. Don't
3329 disregard single-block loops.
3330 (dump_attrs_list): Handle decl_or_value.
3331 (dump_variable): Take variable. Deal with decl_or_value.
3332 (dump_variable_slot): New.
3333 (dump_vars): Use it.
3334 (dump_dataflow_sets): Adjust.
3335 (set_slot_part): New, extended to support one-part variables
3336 after splitting out of...
3337 (set_variable_part): ... this.
3338 (clobber_slot_part): New, split out of...
3339 (clobber_variable_part): ... this.
3340 (delete_slot_part): New, split out of...
3341 (delete_variable_part): .... this.
3342 (check_wrap_constant): New.
3343 (vt_expand_loc_callback): New.
3344 (vt_expand_loc): New.
3345 (emit_note_insn_var_location): Adjust. Handle values. Handle
3346 EMIT_NOTE_AFTER_CALL_INSN.
3347 (emit_notes_for_differences_1): Adjust. Handle values.
3348 (emit_notes_for_differences_2): Likewise.
3349 (emit_notes_for_differences): Adjust.
3350 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3351 Adjust. Handle new micro-ops.
3352 (vt_add_function_parameters): Adjust. Create and bind values.
3353 (vt_initialize): Adjust. Initialize scratch_regs and
3354 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3355 operations. Move some code to count_with_sets and add_with_sets.
3356 (delete_debug_insns): New.
3357 (vt_debug_insns_local): New.
3358 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3360 (var_tracking_main): If var-tracking-assignments is enabled
3361 but var-tracking isn't, delete debug insns and leave. Likewise
3362 if we exceed limits or fail the stack adjustments tests, and
3363 after all var-tracking processing.
3364 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3365 (dataflow_set): Add traversed_vars.
3366 (value_chain, const_value_chain): New typedefs.
3367 (value_chain_pool, value_chains): New variables.
3368 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3369 add_value_chains, add_cselib_value_chains, remove_value_chain,
3370 remove_value_chains, remove_cselib_value_chains): New functions.
3371 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3372 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3374 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3375 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3376 (dst_can_be_shared): New variable.
3377 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3378 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3379 different from set->vars, look up slot again instead of using the
3381 (dataflow_set_init): Initialize traversed_vars.
3382 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3383 lookup if set->vars is shared. Don't keep slot cleared before
3384 calling unshare_variable. Unshare set->vars if needed. Adjust
3385 unshare_variable callers. Clear dst_can_be_shared if needed.
3386 Even ->refcount == 1 vars must be unshared if set->vars is shared
3387 and var needs to be modified.
3388 (dataflow_set_union): Set traversed_vars during canonicalization.
3389 (VALUE_CHANGED, DECL_CHANGED): Define.
3390 (set_dv_changed, dv_changed_p): New static inlines.
3391 (track_expr_p): Clear DECL_CHANGED.
3392 (dump_dataflow_sets): Set it.
3393 (variable_was_changed): Call set_dv_changed.
3394 (emit_note_insn_var_location): Likewise.
3395 (changed_variables_stack): New variable.
3396 (check_changed_vars_1, check_changed_vars_2): New functions.
3397 (emit_notes_for_changes): Do nothing if changed_variables is
3398 empty. Traverse changed_variables with check_changed_vars_1,
3399 call check_changed_vars_2 on each changed_variables_stack entry.
3400 (emit_notes_in_bb): Add SET argument. Just clear it at the
3401 beginning, use it instead of local &set, don't destroy it at the end.
3402 (vt_emit_notes): Call dataflow_set_clear early on all
3403 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3404 computed set, dataflow_set_clear also VTI(bb)->in when we are
3405 done with the basic block. Initialize changed_variables_stack,
3406 free it afterwards. If ENABLE_CHECKING verify that after noting
3407 differences to an empty set value_chains hash table is empty.
3408 (vt_initialize): Initialize value_chains and value_chain_pool.
3409 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3410 (variable_tracking_main): Call dump_dataflow_sets before calling
3411 vt_emit_notes, not after it.
3412 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3413 (propagate_var_def_into_debug_stmts): Declare.
3414 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3415 (df_set_note): Reject debug insns.
3416 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3417 add notes to debug insns.
3418 (df_note_bb_compute): Adjust. Likewise.
3419 (df_simulate_uses): Skip debug insns.
3420 (df_simulate_initialize_backwards): Likewise.
3421 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3422 (subst_stack_regs_pat): Reject debug insns.
3423 (convert_regs_1): Handle debug insns.
3424 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3425 (print-rtl.o): Depend on cselib.h.
3426 (cselib.o): Depend on TREE_PASS_H.
3427 (var-tracking.o): Depend on cselib.h and TARGET_H.
3428 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3429 (init_ready_list): Skip boundary debug insns.
3430 (add_branch_dependences): Skip debug insns.
3431 (free_block_dependencies): Check for blocks with only debug insns.
3432 (compute_priorities): Likewise.
3433 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3434 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3436 (gimple_build_debug_bind_stat): New.
3437 (empty_body_p): Skip debug stmts.
3438 (gimple_has_side_effects): Likewise.
3439 (gimple_rhs_has_side_effects): Likewise.
3440 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3441 (gimple_build_debug_bind_stat): Declare.
3442 (gimple_build_debug_bind): Define.
3443 (is_gimple_debug): New.
3444 (gimple_debug_bind_p): New.
3445 (gimple_debug_bind_get_var): New.
3446 (gimple_debug_bind_get_value): New.
3447 (gimple_debug_bind_get_value_ptr): New.
3448 (gimple_debug_bind_set_var): New.
3449 (gimple_debug_bind_set_value): New.
3450 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3451 (gimple_debug_bind_reset_value): New.
3452 (gimple_debug_bind_has_value_p): New.
3453 (gsi_next_nondebug): New.
3454 (gsi_prev_nondebug): New.
3455 (gsi_start_nondebug_bb): New.
3456 (gsi_last_nondebug_bb): New.
3457 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3458 (print_insn): Handle DEBUG_INSN.
3459 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3460 of first insn prevail.
3461 (first_stmt): Skip debug stmts.
3462 (first_non_label_stmt): Likewise.
3463 (last_stmt): Likewise.
3464 (has_zero_uses_1): New.
3465 (single_imm_use_1): New.
3466 (verify_gimple_debug): New.
3467 (verify_types_in_gimple_stmt): Handle debug stmts.
3468 (verify_stmt): Likewise.
3469 (debug_loop_num): Skip debug stmts.
3470 (remove_edge_and_dominated_blocks): Remove dominators last.
3471 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3472 (linearize_expr): Likewise.
3473 * config/i386/i386.c (ix86_delegitimize_address): Call
3474 default implementation.
3475 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3476 (group_barrier_needed): Skip debug insns.
3477 (emit_insn_group_barriers): Likewise.
3478 (emit_all_insn_group_barriers): Likewise.
3479 (ia64_variable_issue): Handle debug insns.
3480 (ia64_dfa_new_cycle): Likewise.
3481 (final_emit_insn_group_barriers): Skip debug insns.
3482 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3483 def cfa without frame.
3484 (process_set): Likewise.
3485 (process_for_unwind_directive): Pass frame on.
3486 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3487 (rs6000_delegitimize_address): New.
3488 (rs6000_debug_adjust_cost): Handle debug insns.
3489 (is_microcoded_insn): Likewise.
3490 (is_cracked_insn): Likewise.
3491 (is_nonpipeline_insn): Likewise.
3492 (insn_must_be_first_in_group): Likewise.
3493 (insn_must_be_last_in_group): Likewise.
3494 (force_new_group): Likewise.
3495 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3496 contains only debug insns.
3497 (rtl_merge_blocks): Skip debug insns.
3498 (purge_dead_edges): Likewise.
3499 (rtl_block_ends_with_call_p): Skip debug insns.
3500 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3501 (mark_reg_dependencies): Skip debug insns.
3502 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3503 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3504 * tree-ssa-threadedge.c
3505 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3506 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3507 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3508 (copyprop_hardreg_forward_1): Handle debug insns.
3509 * reload1.c (reload): Skip debug insns. Replace unassigned
3510 pseudos in debug insns with their equivalences.
3511 (eliminate_regs_in_insn): Skip debug insns.
3512 (emit_input_reload_insns): Skip debug insns at first, adjust
3514 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3515 (get_indirect_ref_operands): Pass opf_no_vops on.
3516 (get_expr_operands): Likewise. Skip debug stmts.
3517 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3519 2009-09-01 Richard Henderson <rth@redhat.com>
3521 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3522 stmt_ends_pp_p statements at least once.
3523 * tree-vrp.c (vrp_initialize): Likewise.
3524 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3526 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3529 Fix AIX bootstrap after PR debug/30161
3530 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3531 that is a GNU extension.
3532 (tmpl_value_parm_die_table): Move the definition of this global
3533 outside #ifdef DWARF2_DEBUGGING_INFO region.
3535 2009-09-01 Richard Guenther <rguenther@suse.de>
3537 * tree.c (tree_expr_size): New function.
3538 * tree.h (tree_expr_size): Declare.
3539 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3540 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3541 * langhooks.c (lhd_expr_size): Remove.
3542 * langhooks.h (struct lang_hooks): Remove expr_size.
3543 * explow.c (expr_size): Use tree_expr_size.
3544 (int_expr_size): Likewise.
3545 * langhooks-def.h (lhd_expr_size): Remove.
3546 (LANG_HOOKS_EXPR_SIZE): Likewise.
3547 (LANG_HOOKS_INITIALIZER): Adjust.
3549 2009-09-01 Richard Guenther <rguenther@suse.de>
3551 * tree-flow.h (mark_addressable): Move declaration ...
3552 * tree.h (mark_addressable): ... here.
3553 * stmt.c (expand_asm_operands): Use mark_addressable, not
3554 lang_hooks.mark_addressable.
3555 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3556 LANG_HOOKS_MARK_ADDRESSABLE.
3557 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3558 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3560 2009-08-31 Chris Demetriou <cgd@google.com>
3562 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3563 vectorize if not TARGET_SSE2.
3565 2009-08-31 DJ Delorie <dj@redhat.com>
3567 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3568 registers if no coprocessor is enabled.
3570 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3573 * cgraph.h (cgraph_get_node): Declare ...
3574 * cgraph.c (cgraph_get_node): ... new function.
3575 * dwarf2out.c (gen_generic_params_dies,
3576 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3577 make_ith_pack_parameter_name,
3578 append_entry_to_tmpl_value_parm_die_table,
3579 gen_remaining_tmpl_value_param_die_attribute): New functions.
3580 (gen_subprogram_die): Generate debug info for template parameters
3581 if debug info level is higher than DINFO_LEVEL_TERSE.
3582 Use tree_add_const_value_attribute_for_decl instead of
3583 tree_add_const_value_attribute.
3584 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3585 instead of tree_add_const_value_attribute.
3586 (gen_struct_or_union_type_die): Generate debug
3587 info for template parameters if debug info level is higher than
3589 (tree_add_const_value_attribute): Handle integral and pointer
3590 constants. Update comment.
3591 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3592 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3593 (reference_to_unused): Fix thinko. Remove redundant predicates from
3595 (tree_add_const_value_attribute): Make this work for constant
3597 tree_add_const_value_attribute_for_decl is to be used for variable
3599 (add_location_or_const_value_attribute): Use
3600 tree_add_const_value_attribute_for_decl now.
3601 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3602 DW_TAG_template_value_param DIEs after function DIEs have been
3604 * langhooks.h (lang_hooks_for_types): Add
3605 get_argument_pack_elems.
3606 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3607 (lang_hooks): Added get_innermost_generic_parms,
3608 get_innermost_generic_args.
3609 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3610 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3611 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3612 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3614 2009-08-31 DJ Delorie <dj@redhat.com>
3616 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3617 it once we start generating the prologue or epilogue.
3618 (mep_call_saves_register): If the frame is locked, re-use
3620 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3621 (mep_expand_prologue): Call it.
3622 (mep_expand_epilogue): Likewise.
3623 (mep_start_function): Use the same logic as mep_expand_prologue.
3624 (mep_pass_by_reference): Make logic more readable.
3625 (mep_return_in_memory): Zero-sized objects are passed in memory.
3626 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3628 2009-08-31 Richard Guenther <rguenther@suse.de>
3630 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3631 to query if the memory regions for memmove overlap.
3632 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3633 asserts on pointers, instead deal with odd trees.
3634 (ptr_derefs_may_alias_p): Likewise.
3635 (refs_may_alias_p_1): Constructor bases also never alias.
3637 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3639 * doc/install.texi (Final install): Adjust reference on where to
3640 order printed manuals.
3642 2009-08-30 Olivier Hainque <hainque@adacore.com>
3644 * dwarf2out.c (switch_to_frame_table_section): Move
3645 definition prior to first use.
3647 2009-08-30 Richard Guenther <rguenther@suse.de>
3649 PR tree-optimization/41186
3650 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3651 (ao_ref_init_from_ptr_and_size): New function.
3652 (ref_maybe_used_by_call_p_1): Be more precise tracking
3653 used ranges for builtin functions.
3654 (ref_maybe_used_by_call_p): Adjust.
3655 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3656 ranges for builtin functions.
3657 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3659 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3662 * fwprop.c (get_reg_use_in): Delete.
3663 (free_load_extend): New function.
3664 (forward_propagate_subreg): Use it.
3666 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3668 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3670 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3673 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3676 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3678 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3679 fini or fini_array section.
3681 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3683 * graphite-dependences.c (graphite_legal_transform_bb): Call
3684 pbb_remove_duplicate_pdrs.
3685 * graphite-poly.c (can_collapse_pdr): Removed.
3686 (pdr_find_duplicate): Removed.
3687 (can_collapse_pdrs): New.
3688 (pbb_remove_duplicate_pdrs): New.
3689 (new_poly_dr): Do not look for duplicates.
3690 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3691 (PBB_PDR_DUPLICATES_REMOVED): New.
3692 (pbb_remove_duplicate_pdrs): Declared.
3694 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3696 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3697 the strides by multiplying by PDR_NB_REFS.
3698 * graphite-poly.c (can_collapse_pdr): New.
3699 (pdr_find_duplicate): New.
3700 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3701 Initialize PDR_NB_REFS.
3702 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3704 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3706 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3709 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3712 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3714 * graphite-dependences.c (pddr_original_scattering): Return NULL
3715 for read-read dependence relations.
3716 * graphite-poly.h (enum poly_dr_type): Fix comment.
3719 (pdr_may_write_p): New.
3721 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3723 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3724 (struct poly_dr): Same.
3725 (new_poly_dr): Same.
3726 * graphite-poly.c (new_poly_dr): Same.
3727 * graphite-dependences.c (dot_deps): Disable call to system.
3729 2009-08-28 Cary Coutant <ccoutant@google.com>
3732 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3733 struct/union/enum types local to a function.
3735 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3736 Sebastian Pop <sebastian.pop@amd.com>
3738 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3739 pbb_strip_mine_time_depth. Changed the implementation so that
3740 transformation is expressed as a transformation on
3741 time (scatttering) dimensions. Also, ensures that the 2d+1
3742 scheduling format is preserved.
3743 (pbb_strip_mine_profitable_p): Profitability is based on the
3744 iteration number of a given time (scattering) dimension,
3745 and not on a original loop depth dimension.
3746 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3747 (pbb_do_strip_mine): Call psct_dynamic_dim.
3748 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3749 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3750 (pbb_nb_dynamic_scattering_transform): New.
3751 (psct_dynamic_dim): New.
3753 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3755 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3756 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3757 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3758 * graphite-interchange.c (build_linearized_memory_access): Same.
3759 (memory_stride_in_loop): Same.
3761 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3763 * graphite-dependences.c (pddr_original_scattering): New.
3764 (graphite_legal_transform_dr): Call pddr_original_scattering.
3767 * graphite-dependences.h (dot_deps): Declared.
3768 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3769 (print_pdr): Print PDR_ID.
3770 * graphite-poly.h (struct poly_dr): Add field id.
3773 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3775 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3777 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3778 not delete the original dependence relation.
3780 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3782 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3783 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3784 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3785 (free_poly_ddr): New.
3786 (pddr_is_empty): New.
3787 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3788 (dependence_polyhedron): Same. Remove useless gcc_assert.
3790 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3791 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3792 * graphite-dependences.h (enum poly_dependence_kind): New.
3793 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3794 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3795 (PDRP_SINK): Renamed PDDR_SINK.
3796 (PDRP_DDP): Renamed PDDR_DDP.
3798 (free_poly_ddr): Declared.
3799 * graphite-poly.c (new_scop): Use the new hash function names.
3800 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3801 into original_pddrs.
3802 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3804 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3806 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3807 bounds with LT_EXPR to make niter analysis more precise on code
3808 generated by Graphite.
3810 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3812 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3813 (graphite_legal_transform_bb): Same.
3814 (poly_drs_may_alias_p): Same.
3816 2009-08-28 Richard Guenther <rguenther@suse.de>
3818 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3820 2009-08-28 Jan Beulich <jbeulich@novell.com>
3822 * config/i386/netware.c: Include langhooks.h.
3823 (i386_nlm_encode_section_info): Simplify.
3824 (netware_override_options): Delete.
3825 * config/i386/netware.h (netware_override_options): Delete
3827 (OVERRIDE_OPTIONS): Delete definition.
3828 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3829 (ASM_COMMENT_START): Define.
3830 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3832 2009-08-28 Jan Beulich <jbeulich@novell.com>
3834 * configure.ac: For in-tree ld, do a plain version check to
3835 determine whether comdat groups are supported.
3836 * configure: Regenerate.
3838 2009-08-28 Olivier Hainque <hainque@adacore.com>
3840 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3841 always defined. Reflect definition or absence of such for
3842 COLLECT_EXPORT_LIST. Readability helper.
3843 (scanfilter): New enum, to help control what symbols
3844 are to be considered or ignored by scan_prog_file.
3845 (enum pass): Rename as "scanpass", moved together with scanfilter
3846 prior to scan_prog_file's prototype.
3847 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3848 Group prototype with the scanpass/scanfilter definitions, factorize
3849 head comments for the several implementations at the prototype.
3850 (main): Reorganize the first pass link control to let AIX
3851 drag only the needed frame tables in executables. Prevent
3852 frame tables collection during the scan aimed at static ctors.
3853 Pre-link and scan for frame tables later to compensate.
3854 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3855 A C statement to issue assembly directives that create a reference
3856 to the given DWARF table identifier label from the current function
3858 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3859 to differentiate first time section entry. Only emit a .data
3860 tables start identifier label the first time around.
3861 (switch_to_frame_table_section): New function. Helper for
3862 output_call_frame_info to switch possibly BACK into the eh_frame
3863 or the debug_frame section depending on FOR_EH.
3864 (output_call_frame_info): Use helper to first enter the proper
3866 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3867 emit a link to the frame table start label from each function
3869 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3870 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3871 * config/rs6000/rs6000-protos.h: Declare it.
3872 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3874 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3876 * config/sh/sh.c (split_branches): Check the result of
3879 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3881 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3882 using -pthread -fopenmp
3884 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3886 * doc/service.texi (service directory): Update URL.
3888 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3890 PR rtl-optimization/40861
3891 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3892 extract word from a multi-word subreg for negative byte positions.
3894 2009-08-27 Tristan Gingold <gingold@adacore.com>
3895 Douglas B Rupp <rupp@gnat.com>
3897 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3898 (SECTION_VMS_OVERLAY): Define.
3899 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3901 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3903 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3904 common_object declarations.
3905 (ia64_section_type_flags): Set section flag for common_object.
3906 * config/ia64/ia64-protos.h
3907 (ia64_vms_output_aligned_decl_common): Declare.
3908 (ia64_vms_elf_asm_named_section): Declare.
3910 2009-08-27 Michael Matz <matz@suse.de>
3912 * expr.c (expand_expr_real_2): New function taking exploded
3913 unary or binary expression, split out from ...
3914 (expand_expr_real_1): ... here. Move over all unary/binary
3915 switch parts to above function, in particular these codes:
3916 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3917 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3918 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3919 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3920 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3921 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3922 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3923 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3924 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3925 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3926 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3927 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3928 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3929 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3930 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3931 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3932 VEC_PACK_FIX_TRUNC_EXPR.
3933 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3936 2009-08-27 Richard Guenther <rguenther@suse.de>
3938 * gengtype.c (main): Handle uint64_t.
3939 * ipa-utils.c (get_base_var): Indent properly.
3940 * tree-ssa-live.c (debug_scope_block): New function.
3941 * tree-flow.h (debug_scope_block): Declare.
3942 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3943 * basic-block.h (enum profile_status): Rename to
3944 enum profile_status_d.
3945 (x_profile_status): Adjust type.
3947 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3950 * dwarf2out.c (get_context_die): Declare this static function.
3951 (gen_type_die_with_usage): Make sure a DIE is a generated for
3952 the context of a typedef.
3954 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3956 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3959 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3961 * config/mips/mips-protos.h (mips_output_sync): Declare.
3962 (mips_sync_loop_insns): Likewise.
3963 (mips_output_sync_loop): Replace first two parameters with an rtx.
3964 * config/mips/mips.c (mips_multi_member): New structure.
3965 (mips_multi_members): New variable.
3966 (mips_multi_start): New function.
3967 (mips_multi_add): Likewise.
3968 (mips_multi_add_insn): Likewise.
3969 (mips_multi_add_label): Likewise.
3970 (mips_multi_last_index): Likewise.
3971 (mips_multi_copy_insn): Likewise.
3972 (mips_multi_set_operand): Likewise.
3973 (mips_multi_write): Likewise.
3974 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3975 (mips_init_print_operand_punct): Update accordingly.
3976 (mips_start_ll_sc_sync_block): New function.
3977 (mips_end_ll_sc_sync_block): Likewise.
3978 (mips_output_sync): Likewise.
3979 (mips_sync_insn1_template): Likewise.
3980 (mips_sync_insn2_template): Likewise.
3981 (mips_get_sync_operand): Likewise.
3982 (mips_process_sync_loop): Likewise.
3983 (mips_output_sync_loop): Use mips_process_sync_loop.
3984 (mips_sync_loop_insns): New function.
3985 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3986 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3987 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3988 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3989 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3990 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3991 (MIPS_SYNC_OLD_OP_12): Likewise.
3992 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3993 (MIPS_SYNC_NEW_OP_12): Likewise.
3994 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3995 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3996 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3997 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3998 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3999 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4000 * config/mips/mips.md (sync_mem): New attribute.
4001 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4002 (sync_exclusive_mask, sync_required_oldval): Likewise.
4003 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4004 (sync_release_barrier): Likewise.
4005 (length): Handle sync loops.
4006 (sync): Use mips_output_sync.
4007 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4008 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4009 and use mips_output_sync_loop.
4010 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4011 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4012 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4013 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4014 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4015 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4016 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4017 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4018 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4020 2009-08-26 Richard Guenther <rguenther@suse.de>
4023 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4024 the types to not match.
4025 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4027 * tree-ssa.c (useless_type_conversion_p): Conversions to
4028 pointers to unprototyped functions are useless.
4030 2009-08-26 Richard Guenther <rguenther@suse.de>
4032 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4033 whole-program condition, prepare to be called for non-globals.
4034 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4035 params build a representative with known type and track its fields.
4037 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4039 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4040 clearing by a taken branch.
4041 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4042 effectively after bbro pass.
4043 (sync_nand<mode>): Ditto.
4044 (sync_old_<fetchop_name><mode>): Ditto.
4045 (sync_old_nand<mode>): Ditto.
4046 (sync_new_<fetchop_name><mode>): Dito.
4047 (sync_new_nand<mode>): Ditto.
4048 (sync_compare_and_swap<mode>_1): Ditto.
4049 (*sync_compare_and_swap<mode>): Ditto.
4050 (sync_lock_test_and_set<mode>_1): Ditto.
4051 ("sync_lock_test_and_set<mode>): Ditto.
4053 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4055 * hwint.h (HOST_LONG_FORMAT): New macro
4056 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4057 Use HOST_PTR_PRINTF.
4058 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4059 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4060 (HOST_PTR_PRINTF): Document.
4062 2009-08-25 Jan Hubicka <jh@suse.cz>
4064 * config/i386/bmmintrin.h: Replace by #error.
4067 Michael Meissner <michael.meissner@amd.com>
4068 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4069 Tony Linthicum <tony.linthicum@amd.com>
4071 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4072 (TARGET_ROUND): New macro for the round/ptest instructions which
4073 are shared between SSE4.1 and SSE5.
4074 (OPTION_MASK_ISA_ROUND): Ditto.
4075 (OPTION_ISA_ROUND): Ditto.
4076 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4077 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4079 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4080 (-mfused-madd): New switch to give users control over whether the
4081 compiler optimizes to use the multiply/add SSE5 instructions.
4083 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4084 (ix86_handle_option): Turn off 3dnow if -msse5.
4085 (override_options): Add SSE5 support.
4086 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4088 (ix86_expand_sse_movcc): Add SSE5 support.
4089 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4090 vector type to the next largest size.
4091 (ix86_expand_sse5_pack): New function to use pperm to pack a
4092 vector type to the next smallest size.
4093 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4094 (IX86_BUILTIN_FMADDSD): Ditto.
4095 (IX86_BUILTIN_FMADDPS): Ditto.
4096 (IX86_BUILTIN_FMADDPD): Ditto.
4097 (IX86_BUILTIN_FMSUBSS): Ditto.
4098 (IX86_BUILTIN_FMSUBSD): Ditto.
4099 (IX86_BUILTIN_FMSUBPS): Ditto.
4100 (IX86_BUILTIN_FMSUBPD): Ditto.
4101 (IX86_BUILTIN_FNMADDSS): Ditto.
4102 (IX86_BUILTIN_FNMADDSD): Ditto.
4103 (IX86_BUILTIN_FNMADDPS): Ditto.
4104 (IX86_BUILTIN_FNMADDPD): Ditto.
4105 (IX86_BUILTIN_FNMSUBSS): Ditto.
4106 (IX86_BUILTIN_FNMSUBSD): Ditto.
4107 (IX86_BUILTIN_FNMSUBPS): Ditto.
4108 (IX86_BUILTIN_FNMSUBPD): Ditto.
4109 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4110 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4111 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4112 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4113 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4114 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4115 (IX86_BUILTIN_PPERM): Ditto.
4116 (IX86_BUILTIN_PERMPS): Ditto.
4117 (IX86_BUILTIN_PERMPD): Ditto.
4118 (IX86_BUILTIN_PMACSSWW): Ditto.
4119 (IX86_BUILTIN_PMACSWW): Ditto.
4120 (IX86_BUILTIN_PMACSSWD): Ditto.
4121 (IX86_BUILTIN_PMACSWD): Ditto.
4122 (IX86_BUILTIN_PMACSSDD): Ditto.
4123 (IX86_BUILTIN_PMACSDD): Ditto.
4124 (IX86_BUILTIN_PMACSSDQL): Ditto.
4125 (IX86_BUILTIN_PMACSSDQH): Ditto.
4126 (IX86_BUILTIN_PMACSDQL): Ditto.
4127 (IX86_BUILTIN_PMACSDQH): Ditto.
4128 (IX86_BUILTIN_PMADCSSWD): Ditto.
4129 (IX86_BUILTIN_PMADCSWD): Ditto.
4130 (IX86_BUILTIN_PHADDBW): Ditto.
4131 (IX86_BUILTIN_PHADDBD): Ditto.
4132 (IX86_BUILTIN_PHADDBQ): Ditto.
4133 (IX86_BUILTIN_PHADDWD): Ditto.
4134 (IX86_BUILTIN_PHADDWQ): Ditto.
4135 (IX86_BUILTIN_PHADDDQ): Ditto.
4136 (IX86_BUILTIN_PHADDUBW): Ditto.
4137 (IX86_BUILTIN_PHADDUBD): Ditto.
4138 (IX86_BUILTIN_PHADDUBQ): Ditto.
4139 (IX86_BUILTIN_PHADDUWD): Ditto.
4140 (IX86_BUILTIN_PHADDUWQ): Ditto.
4141 (IX86_BUILTIN_PHADDUDQ): Ditto.
4142 (IX86_BUILTIN_PHSUBBW): Ditto.
4143 (IX86_BUILTIN_PHSUBWD): Ditto.
4144 (IX86_BUILTIN_PHSUBDQ): Ditto.
4145 (IX86_BUILTIN_PROTB): Ditto.
4146 (IX86_BUILTIN_PROTW): Ditto.
4147 (IX86_BUILTIN_PROTD): Ditto.
4148 (IX86_BUILTIN_PROTQ): Ditto.
4149 (IX86_BUILTIN_PROTB_IMM): Ditto.
4150 (IX86_BUILTIN_PROTW_IMM): Ditto.
4151 (IX86_BUILTIN_PROTD_IMM): Ditto.
4152 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4153 (IX86_BUILTIN_PSHLB): Ditto.
4154 (IX86_BUILTIN_PSHLW): Ditto.
4155 (IX86_BUILTIN_PSHLD): Ditto.
4156 (IX86_BUILTIN_PSHLQ): Ditto.
4157 (IX86_BUILTIN_PSHAB): Ditto.
4158 (IX86_BUILTIN_PSHAW): Ditto.
4159 (IX86_BUILTIN_PSHAD): Ditto.
4160 (IX86_BUILTIN_PSHAQ): Ditto.
4161 (IX86_BUILTIN_FRCZSS): Ditto.
4162 (IX86_BUILTIN_FRCZSD): Ditto.
4163 (IX86_BUILTIN_FRCZPS): Ditto.
4164 (IX86_BUILTIN_FRCZPD): Ditto.
4165 (IX86_BUILTIN_CVTPH2PS): Ditto.
4166 (IX86_BUILTIN_CVTPS2PH): Ditto.
4167 (IX86_BUILTIN_COMEQSS): Ditto.
4168 (IX86_BUILTIN_COMNESS): Ditto.
4169 (IX86_BUILTIN_COMLTSS): Ditto.
4170 (IX86_BUILTIN_COMLESS): Ditto.
4171 (IX86_BUILTIN_COMGTSS): Ditto.
4172 (IX86_BUILTIN_COMGESS): Ditto.
4173 (IX86_BUILTIN_COMUEQSS): Ditto.
4174 (IX86_BUILTIN_COMUNESS): Ditto.
4175 (IX86_BUILTIN_COMULTSS): Ditto.
4176 (IX86_BUILTIN_COMULESS): Ditto.
4177 (IX86_BUILTIN_COMUGTSS): Ditto.
4178 (IX86_BUILTIN_COMUGESS): Ditto.
4179 (IX86_BUILTIN_COMORDSS): Ditto.
4180 (IX86_BUILTIN_COMUNORDSS): Ditto.
4181 (IX86_BUILTIN_COMFALSESS): Ditto.
4182 (IX86_BUILTIN_COMTRUESS): Ditto.
4183 (IX86_BUILTIN_COMEQSD): Ditto.
4184 (IX86_BUILTIN_COMNESD): Ditto.
4185 (IX86_BUILTIN_COMLTSD): Ditto.
4186 (IX86_BUILTIN_COMLESD): Ditto.
4187 (IX86_BUILTIN_COMGTSD): Ditto.
4188 (IX86_BUILTIN_COMGESD): Ditto.
4189 (IX86_BUILTIN_COMUEQSD): Ditto.
4190 (IX86_BUILTIN_COMUNESD): Ditto.
4191 (IX86_BUILTIN_COMULTSD): Ditto.
4192 (IX86_BUILTIN_COMULESD): Ditto.
4193 (IX86_BUILTIN_COMUGTSD): Ditto.
4194 (IX86_BUILTIN_COMUGESD): Ditto.
4195 (IX86_BUILTIN_COMORDSD): Ditto.
4196 (IX86_BUILTIN_COMUNORDSD): Ditto.
4197 (IX86_BUILTIN_COMFALSESD): Ditto.
4198 (IX86_BUILTIN_COMTRUESD): Ditto.
4199 (IX86_BUILTIN_COMEQPS): Ditto.
4200 (IX86_BUILTIN_COMNEPS): Ditto.
4201 (IX86_BUILTIN_COMLTPS): Ditto.
4202 (IX86_BUILTIN_COMLEPS): Ditto.
4203 (IX86_BUILTIN_COMGTPS): Ditto.
4204 (IX86_BUILTIN_COMGEPS): Ditto.
4205 (IX86_BUILTIN_COMUEQPS): Ditto.
4206 (IX86_BUILTIN_COMUNEPS): Ditto.
4207 (IX86_BUILTIN_COMULTPS): Ditto.
4208 (IX86_BUILTIN_COMULEPS): Ditto.
4209 (IX86_BUILTIN_COMUGTPS): Ditto.
4210 (IX86_BUILTIN_COMUGEPS): Ditto.
4211 (IX86_BUILTIN_COMORDPS): Ditto.
4212 (IX86_BUILTIN_COMUNORDPS): Ditto.
4213 (IX86_BUILTIN_COMFALSEPS): Ditto.
4214 (IX86_BUILTIN_COMTRUEPS): Ditto.
4215 (IX86_BUILTIN_COMEQPD): Ditto.
4216 (IX86_BUILTIN_COMNEPD): Ditto.
4217 (IX86_BUILTIN_COMLTPD): Ditto.
4218 (IX86_BUILTIN_COMLEPD): Ditto.
4219 (IX86_BUILTIN_COMGTPD): Ditto.
4220 (IX86_BUILTIN_COMGEPD): Ditto.
4221 (IX86_BUILTIN_COMUEQPD): Ditto.
4222 (IX86_BUILTIN_COMUNEPD): Ditto.
4223 (IX86_BUILTIN_COMULTPD): Ditto.
4224 (IX86_BUILTIN_COMULEPD): Ditto.
4225 (IX86_BUILTIN_COMUGTPD): Ditto.
4226 (IX86_BUILTIN_COMUGEPD): Ditto.
4227 (IX86_BUILTIN_COMORDPD): Ditto.
4228 (IX86_BUILTIN_COMUNORDPD): Ditto.
4229 (IX86_BUILTIN_COMFALSEPD): Ditto.
4230 (IX86_BUILTIN_COMTRUEPD): Ditto.
4231 (IX86_BUILTIN_PCOMEQUB): Ditto.
4232 (IX86_BUILTIN_PCOMNEUB): Ditto.
4233 (IX86_BUILTIN_PCOMLTUB): Ditto.
4234 (IX86_BUILTIN_PCOMLEUB): Ditto.
4235 (IX86_BUILTIN_PCOMGTUB): Ditto.
4236 (IX86_BUILTIN_PCOMGEUB): Ditto.
4237 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4238 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4239 (IX86_BUILTIN_PCOMEQUW): Ditto.
4240 (IX86_BUILTIN_PCOMNEUW): Ditto.
4241 (IX86_BUILTIN_PCOMLTUW): Ditto.
4242 (IX86_BUILTIN_PCOMLEUW): Ditto.
4243 (IX86_BUILTIN_PCOMGTUW): Ditto.
4244 (IX86_BUILTIN_PCOMGEUW): Ditto.
4245 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4246 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4247 (IX86_BUILTIN_PCOMEQUD): Ditto.
4248 (IX86_BUILTIN_PCOMNEUD): Ditto.
4249 (IX86_BUILTIN_PCOMLTUD): Ditto.
4250 (IX86_BUILTIN_PCOMLEUD): Ditto.
4251 (IX86_BUILTIN_PCOMGTUD): Ditto.
4252 (IX86_BUILTIN_PCOMGEUD): Ditto.
4253 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4254 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4255 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4256 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4257 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4258 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4259 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4260 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4261 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4262 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4263 (IX86_BUILTIN_PCOMEQB): Ditto.
4264 (IX86_BUILTIN_PCOMNEB): Ditto.
4265 (IX86_BUILTIN_PCOMLTB): Ditto.
4266 (IX86_BUILTIN_PCOMLEB): Ditto.
4267 (IX86_BUILTIN_PCOMGTB): Ditto.
4268 (IX86_BUILTIN_PCOMGEB): Ditto.
4269 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4270 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4271 (IX86_BUILTIN_PCOMEQW): Ditto.
4272 (IX86_BUILTIN_PCOMNEW): Ditto.
4273 (IX86_BUILTIN_PCOMLTW): Ditto.
4274 (IX86_BUILTIN_PCOMLEW): Ditto.
4275 (IX86_BUILTIN_PCOMGTW): Ditto.
4276 (IX86_BUILTIN_PCOMGEW): Ditto.
4277 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4278 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4279 (IX86_BUILTIN_PCOMEQD): Ditto.
4280 (IX86_BUILTIN_PCOMNED): Ditto.
4281 (IX86_BUILTIN_PCOMLTD): Ditto.
4282 (IX86_BUILTIN_PCOMLED): Ditto.
4283 (IX86_BUILTIN_PCOMGTD): Ditto.
4284 (IX86_BUILTIN_PCOMGED): Ditto.
4285 (IX86_BUILTIN_PCOMFALSED): Ditto.
4286 (IX86_BUILTIN_PCOMTRUED): Ditto.
4287 (IX86_BUILTIN_PCOMEQQ): Ditto.
4288 (IX86_BUILTIN_PCOMNEQ): Ditto.
4289 (IX86_BUILTIN_PCOMLTQ): Ditto.
4290 (IX86_BUILTIN_PCOMLEQ): Ditto.
4291 (IX86_BUILTIN_PCOMGTQ): Ditto.
4292 (IX86_BUILTIN_PCOMGEQ): Ditto.
4293 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4294 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4295 (enum multi_arg_type): New enum for describing the various SSE5
4296 intrinsic argument types.
4297 (bdesc_multi_arg): New table for SSE5 intrinsics.
4298 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4299 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4301 (ix86_expand_builtin): Add SSE5 intrinsic support.
4302 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4303 operand instructions.
4304 (ix86_expand_sse5_multiple_memory): New function to split the
4305 second memory reference from SSE5 instructions.
4306 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4307 (ix86_return_pops_args): Use stdarg_p to determine if the function
4308 has variable arguments.
4309 (ix86_setup_incoming_varargs): Ditto.
4310 (x86_this_parameter): Ditto.
4312 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4314 (ix86_expand_sse5_pack): Ditto.
4315 (ix86_sse5_valid_op_p): Ditto.
4316 (ix86_expand_sse5_multiple_memory): Ditto.
4318 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4319 constant for SSE5 support.
4320 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4321 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4322 (UNSPEC_SSE5_PERMUTE): Ditto.
4323 (UNSPEC_SSE5_ASHIFT): Ditto.
4324 (UNSPEC_SSE5_LSHIFT): Ditto.
4325 (UNSPEC_FRCZ): Ditto.
4326 (UNSPEC_CVTPH2PS): Ditto.
4327 (UNSPEC_CVTPS2PH): Ditto.
4328 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4330 (COM_FALSE_S): Ditto.
4331 (COM_FALSE_P): Ditto.
4332 (COM_TRUE_S): Ditto.
4333 (COM_TRUE_P): Ditto.
4334 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4335 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4337 (memory attribute): Ditto.
4338 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4339 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4340 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4341 (floor<mode>2): Ditto.
4342 (ceil<mode>2): Ditto.
4343 (btrunc<mode>2): Ditto.
4344 (nearbyintdf2): Ditto.
4345 (nearbyintsf2): Ditto.
4346 (sse_setccsf): Disable if SSE5.
4347 (sse_setccdf): Ditto.
4348 (sse5_setcc<mode>): New support for SSE5 conditional move.
4349 (sse5_pcmov_<mode>): Ditto.
4351 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4353 (SSEMODEF2P): Ditto.
4354 (ssemodesuffixf4): New mode attribute for SSE5.
4355 (ssemodesuffixf2s): Ditto.
4356 (ssemodesuffixf2c): Ditto.
4357 (sserotatemax): Ditto.
4358 (ssescalarmode): Ditto.
4359 (sse_maskcmpv4sf3): Disable if SSE5.
4360 (sse_maskcmpv2df3): Ditto.
4361 (sse_vmmaskcmpv4sf3): Ditto.
4362 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4363 (sse5_vmfmadd<mode>4): Ditto.
4364 (sse5_fmsub<mode>4): Ditto.
4365 (sse5_vmfmsub<mode>4): Ditto.
4366 (sse5_fnmadd<mode>4): Ditto.
4367 (sse5_vmfnmadd<mode>4): Ditto.
4368 (sse5_fnmsub<mode>4): Ditto.
4369 (sse5_vmfnmsub<mode>4): Ditto.
4370 (sse5i_fmadd<mode>4): Ditto.
4371 (sse5i_fmsub<mode>4): Ditto.
4372 (sse5i_fnmadd<mode>4): Ditto.
4373 (sse5i_fnmsub<mode>4): Ditto.
4374 (sse5i_vmfmadd<mode>4): Ditto.
4375 (sse5i_vmfmsub<mode>4): Ditto.
4376 (sse5i_vmfnmadd<mode>4): Ditto.
4377 (sse5i_vmfnmsub<mode>4): Ditto.
4378 (mulv16qi3): Add SSE5 support.
4380 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4381 (sse2_mulv4si3): Disable if SSE5.
4382 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4383 (sse4_1_roundps): Ditto.
4384 (sse4_1_roundsd): Ditto.
4385 (sse4_1_roundss): Ditto.
4386 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4388 (sse_maskcmpsf3): Ditto.
4389 (sse_vmmaskcmpv4sf3): Ditto.
4390 (sse2_maskcmpv2df3): Ditto.
4391 (sse2_maskcmpdf3): Ditto.
4392 (sse2_vmmaskcmpv2df3): Ditto.
4393 (sse2_eq<mode>3): Ditto.
4394 (sse2_gt<mode>3): Ditto.
4395 (sse5_pcmov_<mode>): Add SSE5 support.
4396 (vec_unpacku_hi_v16qi): Ditto.
4397 (vec_unpacks_hi_v16qi): Ditto.
4398 (vec_unpacku_lo_v16qi): Ditto.
4399 (vec_unpacks_lo_v16qi): Ditto.
4400 (vec_unpacku_hi_v8hi): Ditto.
4401 (vec_unpacks_hi_v8hi): Ditto.
4402 (vec_unpacku_lo_v8hi): Ditto.
4403 (vec_unpacks_lo_v8hi): Ditto.
4404 (vec_unpacku_hi_v4si): Ditto.
4405 (vec_unpacks_hi_v4si): Ditto.
4406 (vec_unpacku_lo_v4si): Ditto.
4407 (vec_unpacks_lo_v4si): Ditto.
4408 (sse5_pmacsww): New SSE5 intrinsic insn.
4409 (sse5_pmacssww): Ditto.
4410 (sse5_pmacsdd): Ditto.
4411 (sse5_pmacssdd): Ditto.
4412 (sse5_pmacssdql): Ditto.
4413 (sse5_pmacssdqh): Ditto.
4414 (sse5_pmacsdqh): Ditto.
4415 (sse5_pmacsswd): Ditto.
4416 (sse5_pmacswd): Ditto.
4417 (sse5_pmadcsswd): Ditto.
4418 (sse5_pmadcswd): Ditto.
4419 (sse5_pcmov_<move>): Conditional move support on SSE5.
4420 (sse5_phaddbw): New SSE5 intrinsic insn.
4421 (sse5_phaddbd): Ditto.
4422 (sse5_phaddbq): Ditto.
4423 (sse5_phaddwd): Ditto.
4424 (sse5_phaddwq): Ditto.
4425 (sse5_phadddq): Ditto.
4426 (sse5_phaddubw): Ditto.
4427 (sse5_phaddubd): Ditto.
4428 (sse5_phaddubq): Ditto.
4429 (sse5_phadduwd): Ditto.
4430 (sse5_phadduwq): Ditto.
4431 (sse5_phaddudq): Ditto.
4432 (sse5_phsubbw): Ditto.
4433 (sse5_phsubwd): Ditto.
4434 (sse5_phsubdq): Ditto.
4435 (sse5_pperm): Ditto.
4436 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4437 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4438 (sse5_pperm_sign_v8hi_v4si): Ditto.
4439 (sse5_pperm_zero_v8hi_v4si): Ditto.
4440 (sse5_pperm_sign_v4si_v2di): Ditto.
4441 (sse5_pperm_sign_v4si_v2di): Ditto.
4442 (sse5_pperm_pack_v2di_v4si): Ditto.
4443 (sse5_pperm_pack_v4si_v8hi): Ditto.
4444 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4445 (sse5_perm<mode>): New SSE5 intrinsic insn.
4446 (rotl<mode>3): Ditto.
4447 (sse5_rotl<mode>3): Ditto.
4448 (sse5_ashl<mode>3): Ditto.
4449 (sse5_lshl<mode>3): Ditto.
4450 (sse5_frcz<mode>2): Ditto.
4451 (sse5s_frcz<mode>2): Ditto.
4452 (sse5_cvtph2ps): Ditto.
4453 (sse5_cvtps2ph): Ditto.
4454 (sse5_vmmaskcmp<mode>3): Ditto.
4455 (sse5_com_tf<mode>3): Ditto.
4456 (sse5_maskcmp<mode>3): Ditto.
4457 (sse5_maskcmp_uns<mode>3): Ditto.
4458 (sse5_maskcmp_uns2<mode>3): Ditto.
4459 (sse5_pcom_tf<mode>3): Ditto.
4461 * config/i386/predicates.md (sse5_comparison_float_operator):
4462 New predicate to match the comparison operators supported by
4463 the SSE5 com instruction.
4464 (ix86_comparison_int_operator): New predicate to match just the
4465 signed int comparisons.
4466 (ix86_comparison_uns_operator): New predicate to match just the
4467 unsigned int comparisons.
4469 * doc/invoke.texi (-msse5): Add documentation.
4470 (-mfused-madd): Ditto.
4472 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4474 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4476 (x86_64-*-*): Ditto.
4478 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4480 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4481 intrinisics for SSE5.
4483 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4486 * config/i386/mmintrin-common.h: New file, to contain common
4487 instructions between SSE4.1 and SSE5.
4489 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4490 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4491 (gen_regparm_prefix): Ditto.
4493 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4494 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4495 prototype_p to determine if a function is prototyped.
4497 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4499 * c-common.c (c_common_reswords) add the alignof keyword,
4500 with same RID as __alignof and __alignof__
4502 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4504 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4505 * hooks.c (hook_bool_const_int_const_int_true): New function.
4506 * target.h (struct gcc_target): Add can_eliminate field.
4507 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4508 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4509 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4510 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4511 (elim_table): Revise comment.
4512 * system.h (CAN_ELIMINATE): Poison.
4513 * defaults.h (CAN_ELIMINATE): Remove.
4514 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4516 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4517 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4519 (alpha_vms_can_eliminate): Declare as static, change return type to
4521 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4523 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4524 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4525 (arm_can_eliminate): New function.
4527 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4528 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4529 (avr_can_eliminate): Declare as static.
4530 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4532 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4533 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4534 (bfin_can_eliminate): New function.
4536 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4537 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4538 (crx_can_eliminate): New function.
4540 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4541 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4542 (fr30_can_eliminate): New function.
4544 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4545 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4546 (frv_can_eliminate): New function.
4548 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4549 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4550 (h8300_can_eliminate): New function.
4552 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4553 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4554 (i386_can_eliminate): Declare as static, change return type to bool.
4555 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4557 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4558 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4559 (ia64_can_eliminate): New function.
4561 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4562 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4563 (iq2000_can_eliminate): New function.
4565 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4566 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4567 (m32r_can_eliminate): New function.
4569 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4570 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4571 (m68hc11_can_eliminate): New function.
4573 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4574 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4575 (m68k_can_eliminate): New function.
4577 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4578 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4579 (mep_can_eliminate): New function.
4581 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4582 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4583 (mips_can_eliminate): New function.
4585 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4586 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4587 (rs6000_can_eliminate): New function.
4589 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4590 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4591 (s390_can_eliminate): Declare as static.
4592 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4594 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4595 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4596 (score_can_eliminate): New function.
4598 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4599 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4600 (sparc_can_eliminate): Declare as static.
4601 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4603 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4604 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4605 (xstormy16_can_eliminate): New function.
4607 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4608 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4609 (v850_can_eliminate): New function.
4611 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4613 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4614 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4615 (*movdfcc_ext[1234]): Disable for IEEE mode.
4617 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4619 * gimplify.c (prepare_gimple_addressable): New static function.
4620 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4622 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4623 manually fiddling with it.
4625 2009-08-25 Michael Matz <matz@suse.de>
4627 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4628 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4630 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4631 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4632 (do_jump): Split out code for simple binary comparisons into ...
4633 (do_jump_1): ... this, taking the individual operands and code.
4634 Change callers to helper function above accordingly.
4635 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4638 2009-08-25 Michael Matz <matz@suse.de>
4640 * expr.h (struct separate_ops, sepops): New type for passing
4641 around an exploded simple expression.
4642 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4643 Use this structure instead of expression tree.
4644 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4645 expression, only its type.
4646 (expand_vec_cond_expr): Take type and individual operands instead
4648 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4649 expand_vec_shift_expr): Change prototype accordingly.
4650 * tree-vect-stmts.c (vectorizable_condition): Change call of
4651 expand_vec_cond_expr_p to pass only type.
4652 * expr.c (do_store_flags): Change prototype and implementation
4653 to take an exploded expression.
4654 (expand_expr_real_1): New local ops initialized with details
4655 of the full expression. Use it instead of full
4656 expression in calls to do_store_flags, expand_vec_cond_expr,
4657 expand_widen_pattern_expr and expand_vec_shift_expr.
4659 2009-08-25 Michael Matz <matz@suse.de>
4661 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4662 treeop2 initialized with first three operands of the full expression.
4663 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4665 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4667 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4668 (__gthread_objc_condition_allocate): Mark arguments as unused.
4669 (__gthread_objc_condition_deallocate): Likewise.
4670 (__gthread_objc_condition_wait): Likewise.
4671 (__gthread_objc_condition_broadcast): Likewise.
4672 (__gthread_objc_condition_signal): Likewise.
4673 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4674 (__gthread_objc_thread_id): Likewise.
4676 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4679 * tree-pretty-print.c (print_call_name): Print the correct call name
4680 for procedure pointer components.
4682 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4684 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4685 default_promote_function_mode when not VMS.
4687 2009-08-24 Olivier Hainque <hainque@adacore.com>
4689 * convert.c (convert_to_integer): Don't assume an input pointer is
4690 POINTER_SIZE wide. Fetch from the type instead.
4692 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4694 * configure.ac (AC_PREREQ): Bump to 2.64.
4696 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4698 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4699 (process_command): Don't search standard_exec_prefix_1 and
4700 standard_exec_prefix_2.
4702 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4704 * config/arm/arm.c (output_return_instruction): Handle for
4707 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4709 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4711 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4713 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4714 (*arm_movdf_vfp): Likewise.
4716 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4718 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4719 (vashr<mode>3): Rename from ashr<mode>3.
4720 (vlshr<mode>3): Rename from lshr<mode>3.
4722 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4725 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4726 (check_format_info_main): Use scalar_identify_flag.
4727 (check_format_types): Check for scalar size identity if
4728 scalar_identify_flag is set.
4729 (printf_length_specs): Extend by new field.
4730 (asm_fprintf_length_specs): Likewise.
4731 (gcc_diag_length_specs): Likewise.
4732 (scanf_length_specs): Likewise.
4733 (strfmon_length_specs): Likewise.
4734 (gcc_gfc_length_specs): Likewise.
4735 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4736 (ms_printf_flag_specs): Likewise.
4737 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4739 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4742 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4743 (*call_value_pop_1): Ditto.
4744 (*sibcall_pop_1): New insn pattern.
4745 (*sibcall_value_pop_1): Ditto.
4747 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4750 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4753 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4756 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4757 (get_reg_use_in): New function.
4758 (forward_propagate_subreg): Propagate through subreg of zero_extend
4761 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4763 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4764 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4766 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4768 * configure.ac: Remove --with-datarootdir, --with-docdir,
4769 --with-htmldir switches. No need to call AC_SUBST for
4770 datarootdir, docdir, htmldir any more.
4771 * configure: Regenerate.
4772 * doc/install.texi (Configuration): Document --datarootdir,
4773 --docdir, --htmldir, --pdfdir; update documentation for
4774 --infodir, --mandir.
4775 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4778 * aclocal.m4: Regenerate.
4779 * config.in: Regenerate.
4780 * configure: Regenerate.
4782 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4783 Olivier Hainque <hainque@adacore.com>
4785 * config/ia64/ia64.c: Include libfuncs.h.
4786 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4787 (ia64_expand_call): Use reg 25 on VMS.
4788 (ia64_initialize_trampoline): Fix for VMS ABI.
4789 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4790 (ia64_function_arg): Initialize reg 25 on VMS.
4791 Fix OpenVMS ABI issues for varargs.
4792 For OpenVMS, emit the Argument Information register set in the
4793 incoming/sibcall case as well.
4794 (ia64_arg_type): New function.
4795 (ia64_function_arg_advance): Keep track of cum->words.
4796 Fix OpenVMS ABI issues for varargs.
4797 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4798 (ia64_override_options): Set flag_no_common on VMS.
4799 (ia64_init_builtins): Disable FWRITE builtin.
4800 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4801 (ia64_vms_init_libfuncs): Add decc$ routines.
4802 (ia64_vms_valid_pointer_mode): New function.
4803 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4804 (ia64_promote_function_mode): New function
4805 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4806 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4807 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4808 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4809 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4810 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4811 Suppress trailing '#' if VALUE is numeric.
4812 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4813 ia64_promote_function_mode.
4814 (TARGET_VALID_POINTER_MODE): Define.
4816 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4819 * config/rs6000/rs6000.c (rs6000_override_options): Use
4820 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4823 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4824 reporting of vector + decimal/boolean/complex error.
4826 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4828 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4829 __vector double TYPE_DECL.
4831 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4833 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4834 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4835 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4836 to pointer to enum machine_mode. Update all callers as needed.
4838 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4840 * config/alpha/alpha.md (exception_receiver): Emit alternative
4841 GP load sequence if flag_reorder_blocks_and_partition is set.
4842 (*exception_receiver_2): Also enable when
4843 flag_reorder_blocks_and_partition is set.
4845 2009-08-20 Matt Rice <ratmice@gmail.com>
4846 Diego Novillo <dnovillo@google.com>
4848 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4851 2009-08-20 Richard Guenther <rguenther@suse.de>
4853 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4854 * c-tree.h (c_dup_lang_specific_decl): Remove.
4855 (struct lang_decl, struct lang_type): Move definitions ...
4856 * c-lang.h: ... here. New file.
4857 * c-decl.c: Include c-lang.h.
4858 (c_dup_lang_specific_decl): Remove.
4859 * c-typeck.c: Include c-lang.h.
4860 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4861 (c-typeck.o): Likewise.
4862 * c-config-lang.in (gtfiles): Add c-lang.h.
4863 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4866 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4868 * config/alpha/alpha.c (alpha_end_function): Do not clear
4869 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4870 this is now handled in generic code.
4872 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4874 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4875 (s390_z10_fix_long_loop_prediction): New function.
4876 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4877 (s390_reorg): Walk over the INSNs and invoke
4878 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4880 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4882 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4883 "*brx_64bit", "*brx_31bit"): New patterns.
4884 * config/s390/s390.c ('E'): New output modifier.
4886 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4887 Richard Earnshaw <richard.earnshaw@arm.com>
4889 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4890 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4892 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4894 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4896 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4897 for mode mode of operand0 when doing secondary reload for SAR.
4899 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4902 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4903 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4905 2009-08-19 Jason Merrill <jason@redhat.com>
4907 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4908 supported template depth in C++0x.
4910 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4912 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4913 free_after_compilation.
4914 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4915 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4916 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4917 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4918 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4919 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4920 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4922 2009-08-19 Ian Lance Taylor <iant@google.com>
4924 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4925 of (plus (mult (neg B) C) A).
4927 2009-08-18 Michael Matz <matz@suse.de>
4929 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4930 instead of comparing TYPE_MAIN_VARIANT for equality.
4931 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4932 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4933 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4934 * gimplify.c (goa_lhs_expr_p): Ditto and use
4935 STRIP_USELESS_TYPE_CONVERSION.
4937 2009-08-18 Michael Matz <matz@suse.de>
4939 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4940 first field in a struct.
4941 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4943 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4945 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4946 locators before emit_insn is called. Remove assert that
4948 (alpha_end_function): Clear crtl->emit structure and free insn
4949 locators if cfun->is_thunk is true.
4951 2009-08-18 Jason Merrill <jason@redhat.com>
4953 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4955 * configure.ac: Test for it.
4956 * configure, config.in: Regenerate.
4957 * doc/install.texi: Document --enable-gnu-unique-object.
4959 2009-08-18 Richard Guenther <rguenther@suse.de>
4962 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4963 pow(x,y*z) only if x is nonnegative.
4965 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4967 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4971 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4972 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4974 2009-08-17 DJ Delorie <dj@redhat.com>
4976 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4977 * config/m32c/prologue.md (epilogue_freit): New.
4979 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4980 (bank_switch_p): Likewise.
4981 (fast_interrupt_p): Likewise.
4982 (interrupt_p): Likewise.
4983 (m32c_conditional_register_usage): Round memregs size up.
4984 (need_to_save): We only need to save $a0 when we use ENTER.
4985 (interrupt_p): Check for fast_interrupt too.
4986 (bank_switch_p): New.
4987 (fast_interrupt_p): New.
4988 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4989 (m32c_emit_prolog): Support bank switching and fast interrupts.
4990 * doc/extend.texi (Function Attributes): Add bank_switch and
4993 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4995 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4996 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4998 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5000 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5001 (menu): Add IA-64/VMS Options.
5002 (IA-64/VMS Options): Likewise.
5004 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5007 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5009 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5011 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5012 (mips_pop_asm_switch): Likewise.
5013 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5015 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5016 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5017 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5018 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5019 instead of set_noreorder.
5020 (mips_output_function_prologue): Use the new functions.
5021 (mips_output_function_epilogue): Likewise.
5022 (mips_need_noat_wrapper_p): New function, split out from...
5023 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5024 Use mips_push_asm_switch and mips_pop_asm_switch.
5025 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5026 and mips_pop_asm_switch.
5027 (ASM_OUTPUT_REG_POP): Likewise.
5028 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5029 Use mips_pop_asm_switch.
5030 (mips_asm_switch): New structure.
5031 (set_noreorder, set_nomacro): Replace with...
5032 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5033 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5034 instead of set_nomacro.
5035 (fix_truncsfsi2_macro): Likewise.
5036 (cprestore): Likewise.
5037 (hazard): Use mips_noreorder instead of set_noreorder.
5038 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5040 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5042 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5043 from prev_active_insn.
5045 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5047 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5048 * config/avr/avr.c (avr_override_options): Initialize
5049 avr_current_arch variable.
5050 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5051 __AVR_HAVE_16BIT_SP__ according to the device type.
5052 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5054 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5055 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5057 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5060 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5061 generating inlined subroutine die only. We shouldn't be
5062 called for anything else.
5063 (gen_block_die): Don't generate inline subroutine debug info for
5066 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5068 * graphite-poly.c (print_pbb): Print PBB index.
5070 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5073 * graphite-interchange.c (ppl_max_for_le): Moved...
5074 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5075 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5076 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5077 * graphite-ppl.h (ppl_max_for_le): Declared.
5079 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5081 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5082 supported on all platforms.
5083 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5084 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5085 * c-pragma.c: Likewise.
5086 * target-def.h (TARGET_INITIALIZER): Remove
5087 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5088 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5090 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5092 * config/ia64/fde-vms.c: New file.
5093 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5094 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5095 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5096 (uw_frame_state_for): Only register a personality routine if it is
5097 known to be compatible with our expectations.
5098 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5099 Declare unw_table_entry stack variable and
5100 mod all calls to _Unwind_FindTableEntry to add arg.
5101 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5102 (_Unwind_FindTableEntry): Add arg to prototype.
5104 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5106 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5107 field 'signal_pfs_loc'.
5108 (uw_frame_state_for): Remove duplicate code dealing with leaf
5109 procedures without unwind info.
5110 If in the frame after unwinding through a signal handler, restore
5111 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5112 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5113 'pfs_loc' to the AR.PFS location in the signal context; instead
5114 set 'signal_pfs_loc'.
5115 Manually generate the unwind info for the AR.PFS register.
5116 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5117 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5118 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5119 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5120 instead set 'signal_pfs_loc'.
5121 Remove code preventing the AR.PFS register from being restored
5122 from the signal context.
5124 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5125 Tristan Gingold <gingold@adacore.com>
5127 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5128 * config/ia64/t-vms: New file.
5129 * config/ia64/vms64.h: New file.
5130 * config/ia64/vms.h: New file.
5131 * config/ia64/vms-crtinit.asm: New file.
5132 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5133 * config/ia64/vms-unwind.h: New file.
5135 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5137 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5140 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5143 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5145 * real.h (do_mpc_arg2): ... here.
5146 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5149 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5151 * final.c (add_debug_prefix_map): Don't use GC memory for
5152 old_prefix and new_prefix.
5154 2009-08-14 Richard Guenther <rguenther@suse.de>
5156 * ipa-prop.c (compute_complex_pass_through): If we cannot
5157 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5159 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5161 * c-lex.c (c_lex_with_flags): Increase size of local variable
5162 to avoid memory clobber.
5164 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5167 * config/i386/i386.c (ix86_fp_comparison_strategy):
5168 Only enable/disable sahf at function granularity.
5170 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5172 PR rtl-optimization/41064
5173 * reload1.c (reload_as_needed): Don't call extract_insn
5174 for known invalid replacements after calling
5175 validate_replace_rtx_group and verify_changes.
5177 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5180 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5181 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5182 ix86_expand_fp_vcond.
5183 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5184 Assert that operation is supported by ix86_expand_int_vcond.
5185 (vcondu<SSEMODE124C8:mode>): Ditto.
5187 2009-08-13 DJ Delorie <dj@redhat.com>
5189 * config/i386/djgpp-stdint.h: New.
5190 * config.gcc (djgpp): Use it.
5192 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5194 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5195 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5197 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5199 * tree-ssa-loop-prefetch.c
5200 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5201 for long-stride pruning.
5202 (compute_miss_rate): New function to compute the probability
5203 that two memory references access different cache lines.
5205 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5207 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5209 2009-08-13 Richard Guenther <rguenther@suse.de>
5212 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5213 use the constant pointer type.
5214 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5215 of CV qualifiers on the target pointer type.
5216 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5217 conversion check before restrict check.
5219 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5222 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5224 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5226 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5228 2009-08-12 Richard Guenther <rguenther@suse.de>
5230 PR tree-optimization/41011
5231 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5232 and reference constructing.
5234 2009-08-12 Xinliang David Li <davidxl@google.com>
5236 PR tree-optimization/41012
5237 * tree-flow.h : New external interface.
5238 * gimple-low.c (check_call_arg): Change to public function.
5239 Remove argument mismatch check in lowering.
5240 * tree-inline.h (tree_can_inline_p): Interface change.
5241 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5243 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5244 Call change to tree_can_inline_p function.
5245 (cgraph_decide_inlining_incrementally): Ditto.
5247 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5249 PR tree-optimization/41031
5250 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5251 on the partition variable rather than promote_mode on the source
5252 type. Assert that the partition variable's type has the same
5253 mode as the source value's.
5255 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5257 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5258 for for_return == 2.
5259 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5261 * calls.c (expand_call): Fix typo.
5262 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5264 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5266 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5267 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5268 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5269 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5271 2009-08-12 Andrew Haley <aph@redhat.com>
5273 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5275 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5278 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5280 2009-08-12 Richard Guenther <rguenther@suse.de>
5282 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5283 * gimplify.c (gimplify_modify_expr): Do not use
5284 lang_hooks.types_compatible_p.
5285 * tree-ssa.c (useless_type_conversion_p): For aggregates
5286 just return false if the canonical types differ.
5288 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5291 * sese.c (convert_for_phi_arg): New.
5292 (add_guard_exit_phis): Use convert_for_phi_arg.
5294 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5296 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5297 unknown subscript upper bounds.
5299 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5300 Pranav Garg <pranav.garg2107@gmail.com>
5302 * graphite-interchange.c (gather_access_strides): Removed.
5303 (ppl_max_for_le): New.
5304 (build_linearized_memory_access): New.
5305 (memory_stride_in_loop): New.
5306 (pbb_interchange_profitable_p): Reimplemented.
5307 * graphite-ppl.h (ppl_new_id_map): New.
5308 (ppl_interchange): New.
5310 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5312 * graphite-interchange.c (compute_subscript): Removed.
5313 (compute_array_size_cstr): Removed.
5314 (compute_array_size_poly): Removed.
5315 (compute_array_size): Removed.
5316 (gather_access_strides_poly): Removed.
5317 (gather_access_strides): Empty.
5319 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5321 * graphite-dependences.c (dependence_polyhedron_1): Replace
5322 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5323 (graphite_legal_transform_dr): Same.
5324 (graphite_carried_dependence_level_k): Same.
5325 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5326 Initialize PDR_NB_SUBSCRIPTS.
5327 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5329 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5330 (PDR_NB_SUBSCRIPTS): New.
5331 (pdr_nb_subscripts): Removed.
5332 (pdr_dim): Simplified.
5333 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5334 with PDR_NB_SUBSCRIPTS.
5336 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5338 * graphite-interchange.c (compute_array_size): Remove use of
5340 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5341 Do not initialize PDR_DATA_CONTAINER.
5342 (print_pdr): Do not print PDR_DATA_CONTAINER.
5343 * graphite-poly.h (struct poly_dr): Remove data_container field.
5344 (PDR_DATA_CONTAINER): Removed.
5345 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5347 (build_poly_dr): Same.
5349 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5350 Sebastian Pop <sebastian.pop@amd.com>
5352 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5353 copy of the dependence polyhedron. Free the temporary objects.
5354 (graphite_carried_dependence_level_k): Free unused objects before
5357 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5358 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5359 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5360 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5361 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5363 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5365 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5366 Early return without analyzing the data dependences if no
5367 transform has been done. Call restore_scattering if the transform
5369 (graphite-interchange.c): Same.
5370 * graphite-poly.c (print_scattering_function): Test for
5372 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5373 (apply_poly_transforms): Do not gcc_assert that
5374 the transform is legal.
5375 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5376 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5377 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5378 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5379 * graphite-poly.h (struct poly_scattering): New.
5380 (struct poly_bb): Add original, transformed, and saved fields.
5381 Remove transformed_scattering, original_scattering,
5382 nb_local_variables and nb_scattering_transform fields.
5383 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5384 (poly_scattering_new): New.
5385 (poly_scattering_free): New.
5386 (poly_scattering_copy): New.
5387 (store_scattering_pbb): New.
5388 (store_scattering): New.
5389 (restore_scattering_pbb): New.
5390 (restore_scattering): New.
5391 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5392 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5394 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5396 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5399 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5401 * Makefile.in (graphite.o): Depends on PREDICT_H.
5402 * graphite.c: Include predict.h.
5403 (graphite_finalize): Call tree_estimate_probability.
5404 * predict.c (predict_loops): Do not call scev_initialize and
5406 (tree_estimate_probability_bb): New.
5407 (tree_estimate_probability): Do not initialize loops: move that
5408 code to the driver. Call tree_estimate_probability_bb.
5409 (tree_estimate_probability_driver): New.
5410 (pass_profile): Use tree_estimate_probability_driver.
5411 * predict.h (tree_estimate_probability): Declared.
5413 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5415 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5416 * graphite-dependences.c (graphite_legal_transform): Add time to
5417 TV_GRAPHITE_DATA_DEPS.
5418 (dependency_between_pbbs_p): Same.
5419 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5421 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5423 PR rtl-optimization/41033
5424 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5425 aliasing is disabled.
5427 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5429 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5430 si_mask_operand, and_load_operand, low_bitmask_operand,
5431 and_reg_operand, and_operand): New predicates.
5432 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5433 * config/mips/mips.c (and_operands_ok): New function.
5434 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5435 * config/mips/mips.md (move_type): Add ext_ins and logical.
5436 (type): Handle them.
5437 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5438 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5439 shift_shift. Remove commutative constraint modifier.
5440 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5442 (*clear_upper32_dext): Remove define_insn_and_split.
5443 (*clear_upper32): Turn this define_insn_and_split ...
5444 (splitter for ANDing register with 0xffff_ffff): .. into this.
5446 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5448 * combine.c (try_widen_shift_mode): Factor out code to check if an
5449 integer constant is a low-order bitmask from here ...
5450 * rtlanal.c (low_bitmask_len): ... to here.
5451 * rtl.h (low_bitmask_len): Declare.
5453 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5456 * config/alpha/alpha.md (addsi3): Remove expander.
5457 (addsi3): Rename from *addsi3_internal insn pattern.
5458 (subsi3): Remove expander.
5459 (subsi3): Rename from *subsi3_internal insn pattern.
5461 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5463 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5466 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5467 Eric Botcazou <botcazou@adacore.com>
5468 Douglas B Rupp <rupp@gnat.com>
5470 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5471 that records that fit in 64 bits are returned by immediate value,
5472 as required by OpenVMS Calling Standard.
5473 (function_value): Adjust for above modification.
5474 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5475 virtual_incoming_args_rtx as base object, not next_arg.
5476 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5478 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5480 * reload.c (find_reloads_subreg_address): Check the original
5481 req_equiv_mem address to detect the case where an address is
5482 not valid in the outer mode.
5484 2009-08-11 Richard Guenther <rguenther@suse.de>
5487 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5489 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5491 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5492 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5494 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5495 Douglas B Rupp <rupp@gnat.com>
5497 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5498 PT_STACK when frame_pointer_needed on OpenVMS.
5499 (alpha_pv_save_size, alpha_using_fp): Remove.
5500 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5501 with proper processing for PT_NULL.
5502 (alpha_vms_initial_elimination_offset): New function. Support for
5503 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5504 (alpha_sa_size): Force procedure type to PT_STACK when
5505 frame_pointer_needed on OpenVMS.
5506 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5507 (alpha_using_fp): Likewise.
5508 (alpha_vms_can_eliminate): Add prototype.
5509 (alpha_vms_initial_elimination_offset): Likewise.
5510 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5511 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5513 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5514 Douglas B Rupp <rupp@gnat.com>
5516 * config/alpha/alpha.c (common_object_handler): New function.
5517 (vms_attribute_table): Declare a single attribute "common_object".
5518 (vms_output_aligned_decl_common): New global function.
5519 (SECTION_VMS_OVERLAY): Delete.
5520 (SECTION_VMS_GLOBAL): Likewise.
5521 (SECTION_VMS_INITIALIZE): Likewise.
5522 (vms_asm_named_section): Remove support for above flags.
5523 (vms_section_type_flags): Delete.
5524 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5525 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5526 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5527 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5529 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5532 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5533 (sub_ddmmss): Likewise.
5535 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5538 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5541 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5544 * reload1.c (reload_as_needed): Use cancel_changes to completely
5545 undo a failed replacement attempt.
5547 2009-08-10 Richard Guenther <rguenther@suse.de>
5550 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5551 (useless_type_conversion_p): ... here. Require pointer targets
5554 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5557 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5558 loose the original type of the statement list.
5560 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5562 * config/alpha/alpha.c: Include libfuncs.h
5563 (avms_asm_output_extern): New function.
5564 (alpha_init_libfuncs): Init some decc libfuncs.
5565 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5566 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5567 (DO_CRTL_NAMES): Define.
5569 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5570 (LONG_TYPE_SIZE): Define.
5571 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5572 (SUBTARGET_SWITCHES): Define malloc64 switch.
5573 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5574 (MASK_RETURN_ADDR): Define.
5575 doc/invoke.texi (mmalloc64): Document switch.
5577 2009-08-09 Olivier Hainque <hainque@adacore.com>
5578 Douglas B Rupp <rupp@gnat.com>
5580 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5581 uses_condition_handler.
5582 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5583 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5584 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5585 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5586 (code_for_builtin): New insn codes for the new alpha_builtins.
5587 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5588 (alpha_sa_size): Account for uses_condition_handler.
5589 (alpha_expand_prologue): Likewise.
5590 (alpha_start_function): Likewise.
5591 (alpha_expand_epilogue): Likewise.
5592 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5593 establish/revert expanders.
5594 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5595 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5596 New expander, resorting to the alpha.c associated function.
5597 (builtin_revert_vms_condition_handler): Likewise.
5598 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5599 __gcc_shell_handler, the static VMS condition handler used as
5600 an indirection wrapper to the current dynamically established
5602 * config/alpha/vms-unwind.h: Complete rewrite.
5603 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5604 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5606 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5607 Douglas B Rupp <rupp@gnat.com>
5609 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5610 (alpha_need_linkage): Handle aliases. Return function symbol.
5611 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5612 Use ultimate alias target for the linkage name.
5613 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5614 by alpha_need_linkage for the function symbol.
5615 (setmemdi): Likewise.
5617 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5619 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5620 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5621 (ASM_WEAKEN_LABEL): Define.
5622 (CRT_CALL_STATIC_FUNCTION): Define.
5623 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5624 (ENDFILE_SPEC): Define.
5625 (INIT_SECTION_ASM_OP): Define.
5626 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5627 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5629 (MULTILIB_OSDIRNAMES): Define.
5630 (shlib_version): Define.
5631 (SHLIB_EXT): Define.
5632 (SHLIB_OBJS): Define.
5633 (SHLIB_NAME): Define.
5634 (SHLIB_MULTILIB): Define.
5635 (SHLIB_INSTALL): Define.
5636 (SHLIB_SYMVEC): Define.
5637 (SHLIB_SYMVECX2): Define.
5638 (SHLIB_LINK): Define.
5640 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5642 * config/alpha/alpha.c (alpha_initialize_trampoline):
5643 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5644 (alpha_start_function): Emit transfer address on nested functions
5645 for VMS trampoline call.
5646 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5647 since no longer used.
5648 * config/alpha/vms-tramp.asm: Remove.
5649 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5650 since now only data initialized at runtime.
5652 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5654 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5655 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5656 (MD_EXEC_PREFIX): Remove, no longer used.
5657 (MD_STARTFILE_PREFIX): Likewise.
5658 (INCLUDE_DEFAULTS): Likewise.
5659 * config/alpha/t-vms:
5660 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5662 2009-08-09 Richard Guenther <rguenther@suse.de>
5664 PR tree-optimization/41016
5665 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5666 (operand_precision): Remove.
5667 (integral_operand_p): Likewise.
5668 (recognize_single_bit_test): Adjust.
5670 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5672 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5673 operation overflows. Likewise non-cast unary arithmetic.
5674 If one arm of a conditional expression is always taken,
5675 inhibit evaluation warnings for the other arm. Likewise inhibit
5676 evaluation warnings for the second && or || operand if the first
5677 operand is enough to determine the result.
5678 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5680 (build_binary_op): Prevent duplicate evaluation warnings.
5682 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5684 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5685 and destination have different modes, Use promote_mode to
5686 determine the signedness of the conversion. Assert that the
5687 promoted source mode matches the destination mode. Don't pass
5688 the destination and destination mode to expand_expr if the source
5689 mode is different. Simplify conversion logic.
5691 2009-08-09 Ira Rosen <irar@il.ibm.com>
5693 PR tree-optimization/41008
5694 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5695 from condition only in case it's a comparison. Adjust checks.
5697 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5699 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5700 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5701 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5702 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5703 (dump_cand): Handle them.
5704 (struct iv_cand): New members COST_STEP and AINC_USE.
5705 (stmt_after_increment): Likewise.
5706 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5707 callers changed. Use gimple_uid comparison instead of scanning.
5708 (add_candidate_1): When looking for identical candidates, take
5709 AINC_USE into account. Set it for new candidates.
5710 (force_expr_to_var_cost): Cast target_spill_cost to int.
5711 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5712 All callers changed. Check for availability of autoinc addressing
5713 modes, both in general for a given mode, and in the specific use case.
5714 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5716 (get_computation_cost): Likewise.
5717 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5718 add_autoinc_candidates): New static functions.
5719 (add_candidate): Call add_autoinc_candidates for candidates based on
5721 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5722 (determine_use_iv_cost_address): If we have an autoinc candidate at
5723 the matching use, verify autoinc is possible and subtract the cost
5724 of the candidate's step from the cost.
5725 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5726 member of the candidate.
5727 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5728 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5730 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5732 * config.build (ia64-hp-*vms*): New target.
5733 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5735 * config.gcc (ia64-hp-*vms*): New target.
5736 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5738 * config.host (ia64-hp-*vms*): New target.
5739 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5742 2009-08-08 Richard Guenther <rguenther@suse.de>
5744 PR tree-optimization/40991
5745 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5747 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5749 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5750 mode check. Do truncations in an integer mode.
5751 (force_to_mode): Handle subregs for all mode types. Only do
5752 arithmetic simplifications on integer modes.
5754 2009-08-07 Richard Guenther <rguenther@suse.de>
5756 PR tree-optimization/40999
5757 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5758 (maybe_fold_reference): Lookup constant initializers.
5759 (fold_gimple_assign): Likewise.
5761 2009-08-07 Richard Guenther <rguenther@suse.de>
5763 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5764 that require structural equality defer to the langhook.
5766 2009-08-07 Martin Jambor <mjambor@suse.cz>
5768 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5770 (struct ipa_pass_through_data): New type.
5771 (struct ipa_ancestor_jf_data): New type.
5772 (union jump_func_value): Removed field formal_id, added fields
5773 pass_through and ancestor.
5774 (struct ipa_param_call_note): Changed type of formal_id to int from
5776 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5777 operations jump functions and ancestor jump functions.
5778 (compute_complex_pass_through): New function.
5779 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5780 reflect changes in the jump function strucutre.
5781 (update_jump_functions_after_inlining): Ignore complex pass-through
5782 and ancestor jump functions.
5783 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5784 polynomial pass-through with operation jump functions.
5786 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5788 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5789 fde->dw_fde_begin as begin label instead of hot/cold label.
5790 Use LLSDAC label instead of LLSDA for second section lsda.
5791 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5792 label instead of LLSDA if it is true.
5793 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5795 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5796 SECTION argument. Use it as index into crtl->eh.call_site_record
5798 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5799 use it to determine how to print table entries instead of using
5800 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5801 label instead of normal begin label as base.
5802 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5803 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5804 ensure no EH range spans between sections and that landing pads
5805 are always in the corresponding section.
5806 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5807 for crtl->eh.call_site_record being an array rather than scalar.
5808 (output_one_function_exception_table): New function, copied
5809 from output_function_exception_table. Adjust
5810 dw2_size_of_call_site_table, dw2_output_call_site_table
5811 callers. For SECOND section use *C suffixed labels.
5812 (output_function_exception_table): Call
5813 output_one_function_exception_table and, when doing hot/cold
5814 partitioning, also another time for the second section.
5815 * opts.c: Include except.h.
5816 (decode_options): Allow -freorder-blocks-and-partition with
5817 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5818 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5819 * function.h (struct rtl_eh): Change call_site_record from
5820 scalar into array of 2 elements.
5822 2009-08-07 Martin Jambor <mjambor@suse.cz>
5824 * ipa-prop.c (count_formal_params_1): New function.
5825 (ipa_get_vector_of_formal_parms): New function.
5826 (get_vector_of_formal_parm_types): New function.
5827 (ipa_modify_formal_parameters): New function.
5828 (ipa_modify_call_arguments): New function.
5829 (index_in_adjustments_multiple_times_p): New function.
5830 (ipa_combine_adjustments): New function.
5831 (ipa_dump_param_adjustments): New function.
5832 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5833 (ipa_get_vector_of_formal_parms): Declare.
5834 (ipa_modify_formal_parameters): Declare.
5835 (ipa_modify_call_arguments): Declare.
5836 (ipa_combine_adjustments): Declare.
5837 (ipa_dump_param_adjustments): Declare.
5838 (build_ref_for_offset): Declare.
5839 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5840 * tree-sra.c: Include ipa-prop.c.
5841 (build_ref_for_offset): Make public.
5843 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5845 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5847 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5849 * gcc/doc/extend.texi (__builtin_extract_return_address)
5850 (__builtin_frob_return_address): Document.
5852 2009-08-06 Paul Brook <paul@codesourcery.com>
5854 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5855 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5856 implementation on ARMv6-M.
5858 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5860 * doc/extend.texi (pcs): Document new attribute for ARM.
5862 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5864 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5867 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5869 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5872 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5874 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5876 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5878 Merge ARM/hard_vfp_branch to trunk.
5880 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5882 * arm.c (libcall_eq): New function.
5883 (libcall_hash): New function.
5884 (add_libcall): New function.
5885 (arm_libcall_uses_aapcs_base): New function.
5886 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5887 libcalls using the base PCS.
5888 (arm_init_cumulative_args): Likewise.
5890 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5892 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5893 Use base ABI for conversion libfuncs between HFmode and SFmode.
5895 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5897 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5898 V4SImode as representatives of all 64-bit and 128-bit vector
5899 types. Allow vector types without vector modes.
5900 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5901 without vector modes like BLKmode.
5902 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5903 BLKmode. Avoid unsupported vector modes or TImode moves for
5905 (aapcs_vfp_allocate_return_reg): Likewise.
5906 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5907 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5909 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5911 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5912 (arm_get_pcs_model): Pass attribute arguments to
5913 arm_pcs_from_attribute.
5914 (arm_init_cumulative_args): Use base AAPCS for conversions from
5915 floating-point types to DImode.
5916 (arm_attribute_table): Add pcs attribute.
5917 (arm_handle_pcs_attribute): New.
5918 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5919 conversions from floating-point types to DImode, also declare them
5920 to use base AAPCS and declare functions they call to use base
5921 AAPCS and their RTABI names.
5923 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5925 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5926 -mfloat-abi=hard not being supported for VFP.
5928 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5930 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5931 SYMBOL_REF to hard_libcall_value.
5933 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5934 Richard Earnshaw <rearnsha@arm.com>
5936 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5937 has been put on the stack, all remaining co-processory arguments for
5938 that co-processor also go on the stack.
5940 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5942 * config/arm/arm.c (arm_return_in_memory): Handle returning
5943 vectors of suitable size in registers also for AAPCS case.
5945 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5947 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5949 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5951 ARM Hard-VFP calling convention
5952 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5953 * target.h (gcc_target): Add libcall_value to table of call hooks.
5954 * targhooks.h (default_libcall_value): Default implementation.
5955 * targhooks.c (default_libcall_value): Likewise.
5956 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5957 * optabs.c (expand_unop): Use it.
5958 * expr.h (hard_libcall_value): Pass the function RTX through.
5959 * calls.c (emit_library_call_value_1): Update call to
5961 * explow.c (hard_libcall_value): Use new target hook.
5962 * testsuite/lib/target-supports.exp
5963 (check_effective_target_arm_hard_vfp_ok): New hook.
5964 (check_effective_target_arm_neon_ok): Improve test for neon
5966 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5967 * config/arm/arm.c: Include cgraph.h
5968 (TARGET_FUNCTION_VALUE): Override default hook.
5969 (arm_pcs_default): New variable.
5970 (arm_override_options): Don't fault hard calling convention with VFP.
5971 Add support for AAPCS variants.
5972 (arm_function_value): Make static. Handle AAPCS variants.
5973 (arm_libcall_value): New function.
5974 (arm_apply_result_size): Handle VFP registers in results.
5975 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5977 (pcs_attribute_args): New variable.
5978 (arm_pcs_from_attribute): New function.
5979 (arm_get_pcs_model): New function.
5980 (aapcs_vfp_cum_init): New function.
5981 (aapcs_vfp_sub_candidate): New function.
5982 (aapcs_vfp_is_return_candidate): New function.
5983 (aapcs_vfp_is_call_candidate): New function.
5984 (aapcs_vfp_allocate): New function.
5985 (aapcs_vfp_allocate_return_reg): New function.
5986 (aapcs_vfp_advance): New function.
5987 (aapcs_cp_arg_layout): New variable.
5988 (aapcs_select_call_coproc): New function.
5989 (aapcs_select_return_coproc): New function.
5990 (aapcs_allocate_return_reg): New function.
5991 (aapcs_libcall_value): New function.
5992 (aapcs_layout_arg): New function.
5993 (arm_init_cumulative_args): Initialize AAPCS args data.
5994 (arm_function_arg): Handle AAPCS variants using new interface.
5995 (arm_arg_parital_bytes): Likewise.
5996 (arm_function_arg_advance): New function.
5997 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5998 calling conventions.
5999 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6000 * arm.h (NUM_VFP_ARG_REGS): Define.
6001 (LIBCALL_VALUE): Update.
6002 (FUNCTION_VALUE): Delete.
6003 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6004 (arm_pcs): New enum.
6005 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6006 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6007 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6008 * arm-protos.h (arm_function_arg_advance): Add.
6009 (aapcs_libcall_value): Add.
6010 (arm_function_value): Delete.
6012 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6013 H.J. Lu <hongjiu.lu@intel.com>
6016 * config/i386/i386.c (standard_sse_mode_p): Remove.
6017 (standard_sse_constant_p): Return 2 for integer mode
6018 vector_all_ones_operand when SSE2 is enabled.
6019 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6020 (ix86_expand_vector_move): Do not check for negative values from
6021 standard_sse_constant_p.
6023 2009-08-06 Richard Guenther <rguenther@suse.de>
6025 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6026 array type comparisons frontend independent.
6027 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6028 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6029 out array reference lower bound and element size operands.
6030 (ao_ref_init_from_vn_reference): Properly compute the offset
6031 for ARRAY_RANGE_REF.
6032 (vn_reference_fold_indirect): Fill out array reference lower
6033 bound and element size operands.
6034 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6035 a non gimple valued reference operand which can happen for
6036 array reference lower bound or element size.
6037 (create_component_ref_by_pieces_1): Properly generate the
6038 element size operand for array references.
6040 2009-08-06 Richard Guenther <rguenther@suse.de>
6042 PR tree-optimization/40964
6043 * tree.c (iterative_hash_host_wide_int): Export.
6044 * tree.h (iterative_hash_host_wide_int): Declare.
6045 * tree-ssa-structalias.c (heapvar_map): New struct.
6046 (heapvar_map_eq): New function.
6047 (heapvar_map_hash): Likewise.
6048 (heapvar_lookup): Adjust.
6049 (heapvar_insert): Likewise.
6050 (make_constraint_from_heapvar): Allow multiple heap variables
6051 per decl at different offsets.
6052 (init_alias_heapvars): Adjust.
6054 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6056 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6057 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6058 trailing sync if TARGET_SYNC_AFTER_SC.
6060 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6062 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6063 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6064 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6065 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6066 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6067 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6068 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6069 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6070 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6071 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6072 the prototype declaration match the definition.
6073 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6074 instructions explicitly. Add barrier_before and operands
6076 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6077 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6078 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6079 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6080 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6081 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6083 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6085 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6087 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6088 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6091 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6094 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6096 PR rtl-optimization/40924
6097 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6098 make sure canon_rtx (mem_address) isn't simpler than
6099 canon_rtx (expanded_mem_address).
6101 2009-08-05 Li Feng <nemokingdom@gmail.com>
6103 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6105 (build_scop_drs): Build alias set for each SCoP.
6107 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6109 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6110 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6111 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6112 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6113 (BASE_DRIVER_SELF_SPECS): Likewise.
6115 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6117 * tree-ssa-alias.c: Fix some comment typos.
6119 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6121 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6122 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6124 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6127 * simplify-rtx.c (simplify_binary_operation_1): Disable
6128 simplifications for decimal float operations.
6130 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6133 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6134 operand of INDIRECT_REF.
6136 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6138 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6139 constants referencing TLS symbols.
6141 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6143 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6144 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6146 2009-08-03 Richard Guenther <rguenther@suse.de>
6148 * tree.c (make_vector_type): Build a main variant first,
6149 get the canonical one and then build the variant.
6150 * tree-ssa.c (useless_type_conversion_p_1): Handle
6152 (useless_type_conversion_p): Conversions to pointers to
6153 incomplete record types are useless.
6155 2009-08-03 Richard Guenther <rguenther@suse.de>
6157 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6158 file will be created.
6159 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6160 * toplev.c (compile_file): Adjust comment.
6162 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6164 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6165 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6166 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6167 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6168 (sh_promote_function_mode): Fix typo.
6170 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6172 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6174 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6176 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6177 declaration arguments.
6179 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6181 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6182 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6183 (ix86_split_ashl): Ditto.
6184 (ix86_expand_vector_init_one_nonzero): Ditto.
6185 (ix86_expand_vector_set): Ditto.
6186 (ix86_expand_reduc_v4sf): Ditto.
6188 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6190 * explow.c (promote_function_mode): Remove assert.
6191 * config/sh/sh.c (sh_promote_function_mode): Declare.
6193 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6195 * config/pa/pa.c (pa_promote_function_mode): Declare.
6196 Change to static. Fix promote_mode call.
6198 * gthr-dce.h (CONST_CAST2): Define if not defined.
6199 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6201 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6203 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6205 * expr.c (store_constructor): Use promote_decl_mode. Remove
6206 now write-only variable unsignedp.
6207 (expand_expr_real_1): Use promote_decl_mode.
6208 * expr.h (promote_function_mode, promote_decl_mode): New.
6209 (promote_mode): Remove last argument.
6210 * function.c (assign_temp): Drop last argument of promote_mode.
6211 (assign_parm_find_data_types): Use promote_function_mode.
6212 (assign_parm_setup_reg): Likewise.
6213 (expand_function_end): Use promote_function_mode.
6214 * calls.c (initialize_argument_information): Use promote_function_mode.
6215 (precompute_arguments): Use promote_mode instead of checking if
6216 only PROMOTE_FUNCTION_MODE is defined.
6217 (expand_call): When making sibcall decisions, use promote_function_mode.
6218 Below, remove an if for targetm.calls.promote_function_return and
6219 and use promote_function_mode.
6220 (emit_library_call_value_1): Use promote_function_mode, fix bug
6221 where promote_mode was passed FOR_CALL == 0 for a return value in an
6223 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6224 * explow.c (promote_function_mode, promote_decl_mode): New.
6225 (promote_mode): Keep only the FOR_CALL == 0 case.
6226 * combine.c (setup_incoming_promotion): Remove test of
6227 promote_function_args. Use promote_function_mode.
6228 * stmt.c (expand_value_return): Use promote_decl_mode.
6229 (expand_decl): Use promote_decl_mode.
6231 * expr.c (store_constructor): Use promote_decl_mode. Remove
6232 now write-only variable unsignedp.
6233 (expand_expr_real_1): Use promote_decl_mode.
6234 * expr.h (promote_function_mode, promote_decl_mode): New.
6235 (promote_mode): Remove last argument.
6236 * function.c (assign_temp): Drop last argument of promote_mode.
6237 (assign_parm_find_data_types): Use promote_function_mode.
6238 (assign_parm_setup_reg): Likewise.
6239 (expand_function_end): Use promote_function_mode.
6240 * calls.c (initialize_argument_information): Use promote_function_mode.
6241 (precompute_arguments): Use promote_mode instead of checking if
6242 only PROMOTE_FUNCTION_MODE is defined.
6243 (expand_call): When making sibcall decisions, use promote_function_mode.
6244 Below, remove an if for targetm.calls.promote_function_return and
6245 and use promote_function_mode.
6246 (emit_library_call_value_1): Use promote_function_mode, fix bug
6247 where promote_mode was passed FOR_CALL == 0 for a return value in an
6249 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6250 * explow.c (promote_function_mode, promote_decl_mode): New.
6251 (promote_mode): Keep only the FOR_CALL == 0 case.
6252 * combine.c (setup_incoming_promotion): Remove test of
6253 promote_function_args. Use promote_function_mode.
6254 * stmt.c (expand_value_return): Use promote_decl_mode.
6255 (expand_decl): Use promote_decl_mode.
6257 * explow.c (promote_function_mode): Just call the target hook.
6258 * targhooks.c (default_promote_function_mode,
6259 default_promote_function_mode_always_promote): New.
6260 * targhooks.h (default_promote_function_mode,
6261 default_promote_function_mode_always_promote): Declare.
6262 * target.h (promote_function_args, promote_function_return): Remove.
6263 (promote_function_mode): New.
6264 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6265 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6266 (TARGET_PROMOTE_FUNCTION_MODE): New.
6267 (TARGET_CALLS): Adjust.
6268 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6269 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6271 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6272 * config/s390/s390.c (s390_promote_function_mode): ... here,
6273 with pointer handling.
6274 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6275 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6277 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6278 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6279 with pointer handling.
6280 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6281 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6283 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6284 * config/sh/sh.c (sh_promote_function_mode): New.
6285 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6286 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6288 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6289 * config/cris/cris.c (cris_promote_function_mode): ... here.
6290 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6291 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6293 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6294 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6295 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6296 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6298 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6299 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6300 complex type handling.
6301 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6302 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6304 * config/pa/pa.c (pa_promote_function_mode): New.
6305 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6306 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6308 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6309 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6310 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6311 * config/xtensa/xtensa.c: Likewise.
6312 * config/stormy16/stormy16.c: Likewise.
6313 * config/iq2000/iq2000.c: Likewise.
6314 * config/rs6000/rs6000.c: Likewise.
6315 * config/picochip/picochip.c: Likewise.
6316 * config/arc/arc.c: Likewise.
6317 * config/mcore/mcore.c: Likewise.
6318 * config/score/score.c: Likewise.
6319 * config/mips/mips.c: Likewise.
6320 * config/bfin/bfin.c: Likewise.
6321 * config/ia64/ia64.c: Likewise (disabled though).
6323 * config/frv/frv.h: Remove pointless remark.
6325 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6326 TARGET_PROMOTE_FUNCTION_ARGS,
6327 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6328 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6330 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6332 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6333 -floop-parallelize-all.
6334 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6335 flag_loop_parallelize_all.
6336 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6337 * graphite.c (graphite_transform_loops): Same.
6339 * graphite-poly.c (apply_poly_transforms): Same.
6341 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6343 PR tree-optimization/40914
6344 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6345 if set, then check the delta field of the PMF record.
6346 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6347 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6348 call is stored in the delta.
6350 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6352 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6354 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6356 * config/i386/bsd.h (ASM_BYTE): New define.
6357 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6358 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6359 .byte. Use fputs or putc instead of fprintf where appropriate.
6360 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6361 fputs or putc instead of fprintf where appropriate.
6362 * config/i386/i386elf.h: Ditto.
6363 * config/i386/sysv4.h: Ditto.
6365 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6366 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6367 (*tls_global_dynamic_64): Ditto.
6369 2009-07-31 Christian Bruel <christian.bruel@st.com>
6371 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6373 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6375 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6376 Remove dead code for MINUS.
6378 2009-07-31 Anthony Green <green@moxielogic.com>
6380 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6382 (moxie_expand_epilogue): Ditto for epilogue.
6383 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6385 (moxie_function_arg): Ditto.
6386 (moxie_pass_by_reference): Ditto.
6387 (moxie_arg_partial_bytes): Ditto.
6388 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6389 (FUNCTION_ARG_ADVANCE) Ditto.
6390 (REG_PARM_STACK_SPACE) Ditto.
6391 (FUNCTION_ARG_REGNO_P) Dito.
6393 * config.gcc: Add moxie linux config support.
6394 * gcc/config/moxie/uclinux.h: New file.
6396 2009-07-31 DJ Delorie <dj@redhat.com>
6398 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6399 (UNSPECV_SP_SWITCH_E): New.
6400 (sp_switch_1): Change to an unspec.
6401 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6403 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6404 reference the new stack's address
6406 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6408 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6409 graphite-clast-to-gimple.o, graphite-dependences.o,
6410 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6411 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6412 (graphite-blocking.o,
6413 graphite-clast-to-gimple.o, graphite-dependences.o,
6414 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6415 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6416 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6417 * cfgloop.h (struct loop): Add can_be_parallel field.
6418 * common.opt (fgraphite-identity): Moved up.
6419 (fgraphite-force-parallel): New flag.
6420 * graphite.c: Rewrite.
6421 * graphite.h: Rewrite.
6422 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6424 * toplev.c (graphite_out_file): New file descriptor.
6425 (graphite_in_file): New.
6426 (process_options): flag_graphite_force_parallel cannot be used without
6428 * tree-ssa-loop.c: Include toplev.h.
6429 (gate_graphite_transforms): Enable flag_graphite for
6430 flag_graphite_force_parallel.
6432 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6434 * ChangeLog.graphite: New.
6435 * graphite-blocking.c: New.
6436 * graphite-clast-to-gimple.c: New.
6437 * graphite-clast-to-gimple.h: New.
6438 * graphite-dependences.c: New.
6439 * graphite-dependences.h: New.
6440 * graphite-interchange.c: New.
6441 * graphite-poly.c: New.
6442 * graphite-poly.h: New.
6443 * graphite-ppl.c: New.
6444 * graphite-ppl.h: New.
6445 * graphite-scop-detection.c: New.
6446 * graphite-scop-detection.h: New.
6447 * graphite-sese-to-poly.c: New.
6448 * graphite-sese-to-poly.h: New.
6452 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6454 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6455 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6457 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6459 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6460 (scev_is_linear_expression): Return false if the evolution is not
6461 affine multivariate.
6463 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6465 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6466 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6468 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6470 * tree-data-ref.c (debug_data_references): New.
6471 (debug_data_reference): New.
6472 * tree-data-ref.h (debug_data_references): Declared.
6473 (debug_data_reference): Declared.
6475 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6477 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6478 * tree-data-ref.h (scop_p): Removed.
6479 (struct data_reference): Remove field scop.
6481 (stmt_simple_memref_p): Removed.
6483 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6485 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6486 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6489 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6491 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6493 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6495 * doc/invoke.texi (-fgraphite-identity): Documented.
6497 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6499 * tree-scalar-evolution.c: Fix comment.
6500 (instantiate_scev_1): Return unknow from scev instantiation if the
6501 result is not above instantiate_below.
6503 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6505 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6506 static anymore. Instantiate the symbols that may have been introduced
6508 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6511 2009-07-30 DJ Delorie <dj@redhat.com>
6513 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6514 .vliw directive to VLIW sections.
6516 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6518 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6520 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6521 (AUTOHEADER): New variable.
6522 ($(srcdir)/cstamp-h.in): Use it.
6524 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6525 Pat Haugen <pthaugen@us.ibm.com>
6526 Revital Eres <ERES@il.ibm.com>
6528 * config/rs6000/vector.md (VEC_F): Add VSX support.
6532 (vector_load_<mode>): Ditto.
6533 (vector_store_<mode>): Ditto.
6534 (vector GPR move split): Ditto.
6535 (vec_reload_and_plus_<mptrsize>): Ditto.
6536 (vec_reload_and_reg_<mptrsize>): Ditto.
6537 (add<mode>3): Ditto.
6538 (sub<mode>3): Ditto.
6539 (mul<mode>3): Ditto.
6540 (neg<mode>2): Ditto.
6541 (abs<mode>2): Ditto.
6542 (smin<mode>3): Ditto.
6543 (smax<mode>3): Ditto.
6544 (vector_eq<mode>): Ditto.
6545 (vector_gt<mode>): Ditto.
6546 (vector_ge<mode>): Ditto.
6547 (vector_gtu<mode>): Ditto.
6548 (vector_select_<mode>_uns): Ditto.
6549 (vector_eq_<mode>_p): Ditto.
6550 (vector_gt_<mode>_p): Ditto.
6551 (vector_ge_<mode>_p): Ditto.
6552 (vector_gtu_<mode>_p): Ditto.
6553 (cr6_test_for_zero): Ditto.
6554 (cr6_test_for_zero_reverse): Ditto.
6555 (cr6_test_for_lt): Ditto.
6556 (cr6_test_for_lt_reverse): Ditto.
6557 (xor<mode>3): Ditto.
6558 (ior<mode>3): Ditto.
6559 (and<mode>3): Ditto.
6560 (one_cmpl<mode>2): Ditto.
6561 (nor<mode>2): Ditto.
6562 (andc<mode>2): Ditto.
6563 (float<VEC_int<mode>2): Ditto.
6564 (unsigned_float<VEC_int><mode>2): Ditto.
6565 (fix_trunc<mode><VEC_int>2): Ditto.
6566 (fixuns_trunc<mode><VEC_int>2): Ditto.
6568 (vec_set<mode>): Ditto.
6569 (vec_extract<mode>): Ditto.
6570 (vec_interleave_highv4sf): Ditto.
6571 (vec_interleave_lowv4sf): Ditto.
6572 (vec_realign_load_<mode>): Ditto.
6573 (vec_shl_<mode>): Ditto.
6574 (vec_shr_<mode>): Ditto.
6575 (div<mode>3): New patterns for VSX.
6576 (vec_interleave_highv2df): Ditto.
6577 (vec_interleave_lowv2df): Ditto.
6578 (vec_pack_trunc_v2df): Ditto.
6579 (vec_pack_sfix_trunc_v2df): Ditto.
6580 (vec_pack_ufix_trunc_v2df): Ditto.
6581 (vec_unpacks_hi_v4sf): Ditto.
6582 (vec_unpacks_lo_v4sf): Ditto.
6583 (vec_unpacks_float_hi_v4si): Ditto.
6584 (vec_unpacks_float_lo_v4si): Ditto.
6585 (vec_unpacku_float_hi_v4si): Ditto.
6586 (vec_unpacku_float_lo_v4si): Ditto.
6587 (movmisalign<mode>): Ditto.
6588 (vector_ceil<mode>2): New patterns for vectorizing math library.
6589 (vector_floor<mode>2): Ditto.
6590 (vector_btrunc<mode>2): Ditto.
6591 (vector_copysign<mode>3): Ditto.
6593 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6594 predicate for setting the high bit in each word, used for copysign.
6596 * config/rs6000/ppc-asm.h (f19): Whitespace.
6597 (f32-f63): Define if VSX.
6598 (v0-v31): Define if Altivec.
6599 (vs0-vs63): Define if VSX.
6601 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6603 * config/rs6000/power7.md: New file, provide tuning parameters for
6606 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6607 (rs6000_cpu_cpp_builtins): Ditto.
6608 (altivec_overloaded_builtins): Ditto.
6609 (altivec_resolve_overloaded_builtin): Ditto.
6611 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6612 debug switch to disable vectorizing simple math builtin
6615 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6616 Vectorize simple math builtin functions.
6617 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6618 hook to vectorize math builtins.
6619 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6620 (rs6000_builtin_conversion): Add VSX/power7 support.
6621 (rs6000_builtin_vec_perm): Ditto.
6622 (vsplits_constant): Add support for loading up a vector constant
6623 with just the high bit set in each part.
6624 (rs6000_expand_vector_init): Add VSX/power7 support.
6625 (rs6000_expand_vector_set): Ditto.
6626 (rs6000_expand_vector_extract): Ditto.
6627 (rs6000_emit_move): Ditto.
6628 (bdesc_3arg): Ditto.
6629 (bdesc_2arg): Ditto.
6630 (bdesc_1arg): Ditto.
6631 (rs6000_expand_ternop_builtin): Ditto.
6632 (altivec_expand_builtin): Ditto.
6633 (rs6000_expand_unop_builtin): Ditto.
6634 (rs6000_init_builtins): Ditto.
6635 (altivec_init_builtins): Ditto.
6636 (builtin_function_type): Ditto.
6637 (rs6000_common_init_builtins): Ditto.
6638 (rs6000_handle_altivec_attribute); Ditto.
6639 (rs6000_mangle_type): Ditto.
6640 (rs6000_vector_mode_supported_p): Ditto.
6641 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6644 * config/rs6000/vsx.md: New file for VSX support.
6646 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6647 identifing values with just the most significant bit set.
6648 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6649 vectorized builtins.
6651 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6652 (UNSPEC_VRFIM): Delete.
6653 (splitter for loading up vector with most significant bit): New
6654 splitter for vectorizing copysign.
6655 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6656 vectorizing simple math functions.
6657 (altivec_vrfip): Add support for vectorizing simple math functions.
6658 (altivec_vrfim): Ditto.
6659 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6661 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6662 (power7.md, vsx.md): Include for power7 support.
6663 (copysigndf3): Use VSX instructions if -mvsx.
6664 (negdf2_fpr): Ditto.
6665 (absdf2_fpr): Ditto.
6666 (nabsdf2_fpr): Ditto.
6667 (adddf3_fpr): Ditto.
6668 (subdf3_fpr): Ditto.
6669 (muldf3_fpr): Ditto.
6670 (divdf3_fpr): Ditto.
6671 (fix_truncdfdi2_fpr): Ditto.
6672 (cmpdf_internal1): Ditto.
6673 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6674 (btruncdf2, btruncdf2_fpr): Ditto.
6675 (ceildf2, ceildf2_fpr): Ditto.
6676 (floordf2, floordf2_fpr): Ditto.
6677 (floatdidf2, floatdidf2_fpr): Ditto.
6678 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6679 (fmsubdf4_fpr): Ditto.
6680 (fnmadddf4_fpr_1): Ditto.
6681 (fnmadddf4_fpr_2): Ditto.
6682 (fnmsubdf4_fpr_1): Ditto.
6683 (fnmsubdf4_fpr_2): Ditto.
6684 (fixuns_truncdfdi2): Add expander for VSX support.
6685 (fix_truncdfdi2): Ditto.
6686 (fix_truncdfsi2): Ditto.
6688 (btruncsf2): Whitespace.
6689 (movdf_hardfloat32): Add support for VSX registers.
6690 (movdf_softfloat32): Ditto.
6691 (movdf_hardfloat64): Ditto.
6692 (movdf_hardfloat64_mfpgpr): Ditto.
6693 (movdf_softfloat64): Ditto.
6694 (movti splitters): Add check for vector registers supporting
6695 TImode in the future.
6696 (bpermd): Add power7 bpermd instruction.
6698 * config/rs6000/altivec.h (vec_div): Define if VSX.
6702 (vec_nearbyint): Ditto.
6705 (all predicates): Use the generic builtin function, and not the V4SF
6706 specific function so that the predicates will work with VSX's V2DF.
6710 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6711 Document new VSX functions and types.
6713 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6716 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6717 "wa", and "j" constraints. Modify "v" to talk about Altivec
6718 instead of just vector.
6720 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6723 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6724 location for phi arguments.
6725 (rewrite_update_phi_arguments): Find locations for reaching defs.
6726 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6727 Add location to add_phi_arg calls.
6728 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6729 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6730 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6731 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6732 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6733 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6734 * tree-phinodes.c (make_phi_node): Initialize location.
6735 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6736 (add_phi_arg): Add location parameter.
6737 (remove_phi_arg_num): Move location when moving phi argument.
6738 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6740 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6741 slpeel_update_phi_nodes_for_guard1,
6742 slpeel_update_phi_nodes_for_guard2,
6743 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6744 vect_loop_versioning): Set locations.
6745 * tree-parloops.c (create_phi_for_local_result,
6746 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6747 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6748 * tree-vect-loop.c (get_initial_def_for_induction,
6749 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6751 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6752 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6753 (gimple_phi_arg_set_location): New. Set locus.
6754 (gimple_phi_arg_has_location): New. Check for locus.
6755 (redirect_edge_var_map_location): New. Return locus from var_map.
6756 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6757 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6758 combining PHI arguments.
6759 (cond_store_replacement): Set location.
6760 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6761 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6762 scop_add_exit_phis_edge): Add locations.
6763 * tree-cfgcleanup.c (remove_forwarder_block,
6764 remove_forwarder_block_with_phi): Add locations.
6765 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6766 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6768 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6769 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6770 flush_pending_stmts): Add source location.
6771 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6772 stack to preserve locations.
6773 * tree-vect-stmts.c (vectorizable_load): Add location.
6774 * tree-inline.c (copy_phis_for_bb): Copy locus.
6775 (setup_one_parameter): Add call locus to inlined parameter stmts.
6776 (initialize_inlined_parameters): Pass in call location as parameter
6778 (tree_function_versioning): Pass location to setup_one_parameter.
6779 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6780 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6781 copy and edge lists.
6782 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6783 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6784 locus parameter and override the stmt default if provided.
6785 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6786 elim_graph_add_edge, elim_graph_remove_succ_edge,
6787 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6788 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6789 eliminate_phi): Add locus info in elimination graph for each edge and
6791 (insert_backedge_copies): Copy locus if present.
6792 * tree-flow.h (struct _edge_var_map): Add locus field.
6793 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6794 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6795 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6797 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6799 2009-07-30 Martin Jambor <mjambor@suse.cz>
6801 PR tree-optimization/40570
6802 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6805 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6807 * ssa-loop-manip.c: Include langhooks.h.
6808 (rewrite_phi_with_iv): New.
6809 (rewrite_all_phi_nodes_with_iv): New.
6810 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6811 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6812 * tree-parloops.c (loop_parallel_p): Move out all conditions
6813 except dependency check.
6814 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6815 (gen_parallel_loop): Call canonicalize_loop_ivs without
6816 reduction_list argument.
6817 (build_new_reduction): New.
6818 (gather_scalar_reductions): New.
6819 (try_get_loop_niter): New.
6820 (try_create_reduction_list): New.
6821 (parallleize_loops): Change the parallel conditions check.
6822 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6823 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6825 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6827 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6829 * doc/options.texi (Option properties): Mention new quoting syntax.
6831 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6833 * config/alpha/alpha.c (alpha_start_function):
6834 Handle VMS_DEBUG_MAIN_POINTER
6835 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6836 * doc/invoke.texi: Document -mdebug-main switch.
6838 2009-07-29 Richard Henderson <rth@redhat.com>
6840 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6841 (cgraph_create_edge_including_clones): Likewise.
6842 * tree-inline.c (copy_bb): Operate on the correct edges
6843 when updating the callgraph.
6845 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6847 * config/alpha/vms-cc.c: Deleted.
6848 * config/alpha/vms-ld.c: Deleted.
6849 * config/alpha/t-vms64: Moved to config/vms
6850 * config/alpha/vms-crt0-64.c: Moved to config/vms
6851 * config/alpha/vms-crt0.c: Moved to config/vms
6852 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6853 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6854 * config/alpha/xm-vms.h: Moved to config/vms
6855 * config/alpha/x-vms: Moved to config/vms
6856 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6858 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6859 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6861 * config/vms/t-vms64: Moved here from config/alpha
6862 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6863 (argc,argv,envp): Enforce 32bit malloc'ing.
6864 * config/vms/vms-psxcrt0-64.c: Likewise.
6865 * config/vms/vms-crt0.c: Moved here from config/alpha.
6866 * config/vms/vms-psxcrt0.c: Likewise.
6867 * config/vms/vms-crtl-64.h: New file.
6868 * config/vms/vms-crtl.h: New file.
6869 * config/vms/vms.opt: New file.
6870 * config/vms/xm-vms64.h: New file.
6871 * config/vms/xm-vms.h: Moved here from config/alpha.
6872 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6874 * config/vms/x-vms: Moved here from config/alpha.
6875 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6876 (vms-ld.o, vms-cc.o): Removed.
6877 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6879 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6881 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6882 correct stack (obvious VMS fix).
6884 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6886 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6887 date, version info if VMS_DEBUGGING_INFO defined.
6888 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6889 size, date calculating code moved here.
6891 2009-07-29 Paul Brook <paul@codesourcery.com>
6893 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6896 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6899 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6900 to DImode when generating insq_le insn.
6902 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6904 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6905 New macro set for VMS_DEBUGGGING_INFO.
6906 (AT_string_form): Use it.
6908 2009-07-28 DJ Delorie <dj@redhat.com>
6910 * config/mep/mep.c (vtext_section): New.
6911 (vftext_section): New.
6912 (ftext_section): New.
6913 (mep_select_section): Add support for functions.
6914 (mep_unique_section): Likewise.
6915 (mep_asm_init_sections): Likewise.
6916 (mep_encode_section_info): Remove it from here.
6918 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6920 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6922 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6923 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6925 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6927 * dwarf2out.c (output_file_names): Test new macro
6928 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6929 (add_comp_dir_attribute): Likewise.
6931 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6933 * config/i386/mingw-w64.h (LINK_SPEC): Add
6934 separating space between commands.
6936 2009-07-28 Jan Hubicka <jh@suse.cz>
6938 PR tree-optimization/40759
6939 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6942 2009-07-27 DJ Delorie <dj@redhat.com>
6944 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6945 types are dword-aligned.
6946 (mep_expand_va_start): Likewise.
6948 2009-07-27 Olivier Hainque <hainque@adacore.com>
6949 Douglas B Rupp <rupp@gnat.com>
6951 * convert.c (convert_to_pointer): Don't assume the target
6952 pointer type is POINTER_SIZE long. Fetch its precision instead.
6954 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6956 * system.h (fopen): Undefine if macro.
6958 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6960 * dwarf2out.c (output_cfi_p): Removed.
6961 (output_cfis): New function.
6962 (output_fde): New function, split from output_call_frame_info.
6963 (output_call_frame_info): Use it.
6964 (dwarf2out_switch_text_section): Use output_cfis.
6966 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6968 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6969 TARGET_BI_ARCH is specified without enabling SJLJ.
6970 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6971 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6973 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6975 * arm.md (negdi2): Use DImode if forcing a value into a register.
6977 2009-07-26 Ira Rosen <irar@il.ibm.com>
6979 PR tree-optimization/40801
6980 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6981 of vector operand from the previous copy of vector statement.
6982 Pass the correct definition type value to
6983 vect_get_vec_def_for_stmt_copy().
6985 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6987 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6988 const char ** conversion.
6990 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6992 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6993 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6994 (gcc_unreachable): Invoke __builtin_unreachable() if
6995 !ENABLE_ASSERT_CHECKING.
6997 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6999 PR rtl-optimization/40445
7000 * emit-rtl.c (next_nonnote_insn_bb): New function.
7001 * rtl.h (next_nonnote_insn_bb): Declare new function.
7002 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7003 with no successors that is the successor of the ENTRY_BLOCK.
7004 Continue from the top after removing an empty fallthrough block.
7005 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7006 of next_nonnote_insn.
7008 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7010 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7012 2009-07-25 Martin Jambor <mjambor@suse.cz>
7014 * c-common.c (c_common_attribute_table): New element for noclone.
7015 (handle_noclone_attribute): New function. Forward-declare.
7016 * tree-inline.c (tree_versionable_function_p): Check for noclone
7018 * doc/extend.texi (Labels as Values): Document need for noclone.
7019 (Function Attributes): Document noclone attribute.
7021 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7023 PR rtl-optimization/34999
7024 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7025 and dw_fde_switched_cold_to_hot fields.
7026 (output_cfi_p): New function.
7027 (output_call_frame_info): If fde->dw_fde_switched_sections,
7028 output 2 FDEs instead of one with corrupted header.
7029 (dwarf2out_do_cfi_startproc): New function.
7030 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7031 and fde->dw_fde_switched_cold_to_hot.
7032 (dwarf2out_switch_text_section): Compute
7033 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7034 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7035 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7036 Otherwise, compute fde->dw_fde_switch_cfi.
7038 2009-07-24 Cary Coutant <ccoutant@google.com>
7040 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7042 2009-07-24 Cary Coutant <ccoutant@google.com>
7044 * cfghooks.c (split_block): Copy discriminator to new block.
7045 * tree-cfg.c (assign_discriminator): Check location of last
7046 instruction in block as well as first.
7048 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7050 * config/i386/linux.c: Use fputs or putc instead of fprintf
7052 * config/i386/gas.h: Ditto.
7053 * config/i386/x86-64.h: Ditto.
7054 * config/i386/att.h: Ditto.
7056 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7058 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7061 2009-07-24 Martin Jambor <mjambor@suse.cz>
7063 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7064 (ipa_push_func_to_list_1): Declare.
7065 (ipa_push_func_to_list): New function.
7067 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7068 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7069 (ipa_push_func_to_list): Removed.
7070 (ipa_pop_func_from_list): Clear node_enqueued flag.
7072 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7074 * config/s390/s390.c (override_options): Default
7075 max-unrolled-insns to 100 for z10 tuning.
7077 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7079 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7080 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7081 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7082 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7083 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7084 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7085 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7087 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7089 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7090 use default set in mingw32.h header.
7091 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7092 64-bit /mingw/include path.
7093 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7096 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7098 PR rtl-optimization/40209
7099 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7101 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7103 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7104 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7105 with the rest of string where appropriate. Use fputs or putc
7106 instead of fprintf where appropriate.
7108 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7109 Pat Haugen <pthaugen@us.ibm.com>
7110 Revital Eres <ERES@il.ibm.com>
7112 * config/rs6000/vector.md: New file. Move most of the vector
7113 expander support here from altivec.md to allow for the VSX vector
7114 unit in the future. Add support for secondary_reload patterns.
7115 Rewrite the patterns for vector comparison, and vector comparison
7116 predicate instructions so that the RTL expresses the desired
7117 behavior, instead of using unspec.
7119 * config/rs6000/constraints.md ("f" constraint): Use
7120 rs6000_constraints to hold the precalculated register class.
7121 ("d" constraint): Ditto.
7122 ("wd" constraint): New constraint for VSX.
7123 ("wf" constraint): Ditto.
7124 ("ws" constraint): Ditto.
7125 ("wa" constraint): Ditto.
7126 ("wZ" constraint): Ditto.
7127 ("j" constraint): Ditto.
7129 * config/rs6000/predicates.md (vsx_register_operand): New
7131 (vfloat_operand): New predicate for vector.md.
7132 (vint_operand): Ditto.
7133 (vlogical_operand): Ditto.
7134 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7135 (easy_vector_constant): Add VSX support.
7136 (altivec_indexed_or_indirect_operand): New predicate for
7137 recognizing Altivec style memory references with AND -16.
7139 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7140 for vector secondary reload support.
7141 (rs6000_vector_reg_class): Delete, replacing it with
7143 (rs6000_vsx_reg_class): Ditto.
7144 (rs6000_constraints): New array to hold the register classes of
7145 each of the register constraints that can vary at runtime.
7146 (builtin_mode_to_type): New static array for builtin function type
7148 (builtin_hash_table): New static hash table for builtin function
7150 (TARGET_SECONDARY_RELOAD): Define target hook.
7151 (TARGET_IRA_COVER_CLASSES): Ditto.
7152 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7153 registers are 128 bits if VSX memory reference instructions are used.
7154 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7156 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7157 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7158 Print several of the scheduling related parameters.
7159 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7160 rs6000_constraints instead of rs6000_vector_reg_class. Move
7161 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7162 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7163 Altivec. Add VSX support. Setup for secondary reload support on
7164 Altivec/VSX registers.
7165 (rs6000_override_options): Make power7 set the scheduling groups
7166 like the power5. Add support for new debug switches to override
7167 the scheduling defaults. Temporarily disable -mcpu=power7 from
7168 setting -mvsx. Add support for debug switches -malways-hint,
7169 -msched-groups, and -malign-branch-targets.
7170 (rs6000_buitlin_conversion): Add support for returning unsigned
7171 vector conversion functions to fix regressions due to stricter
7173 (rs6000_builtin_mul_widen_even): Ditto.
7174 (rs6000_builtin_mul_widen_odd): Ditto.
7175 (rs6000_builtin_vec_perm): Ditto.
7176 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7177 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7179 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7181 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7182 VSX types for bit operations. Changes to accomidate vector.md.
7183 (bdesc_2arg): Ditto.
7184 (bdesc_1arg): Ditto.
7185 (struct builtin_description_predicates): Rewrite predicate
7186 handling so that RTL describes the operation, instead of passing
7187 the instruction to be used as a string argument.
7188 (bdesc_altivec_preds): Ditto.
7189 (altivec_expand_predicate_builtin): Ditto.
7190 (altivec_expand_builtin): Ditto.
7191 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7192 statement for vsldoi support.
7193 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7194 (altivec_expand_st_builtin): Ditto.
7195 (paired_expand_builtin): Whitespace changes.
7196 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7197 builtin_mode_to_type table for secondary reload. Call
7198 builtin_function_type to build random builtin functions.
7199 (altivec_init_builtins): Change to use builtin_function_type to
7200 create builtin function types dynamically as we need them.
7201 (builtin_hash_function): New support for hashing the tree types
7202 for builtin function as we need it, rather than trying to build
7203 all of the trees that we need. Add initial preliminary VSX support.
7204 (builtin_function_type): Ditto.
7205 (builtin_function_eq): Ditto.
7206 (builtin_hash_struct): Ditto.
7207 (rs6000_init_builtins): Ditto.
7208 (rs6000_common_init_builtins): Ditto.
7209 (altivec_init_builtins): Ditto.
7210 (rs6000_common_init_builtins): Ditto.
7211 (enum reload_reg_type): New enum for simplifing reg classes.
7212 (rs6000_reload_register_type): Simplify register classes into GPR,
7213 Vector, and other registers. Altivec and VSX addresses in reload.
7214 (rs6000_secondary_reload_inner): Ditto.
7215 (rs6000_ira_cover_classes): New target hook, that returns the
7216 appropriate cover classes, based on -mvsx being used or not.
7217 (rs6000_secondary_reload_class): Add VSX support.
7218 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7219 (get_vsel_insn): Ditto.
7220 (rs6000_emit_vector_compare): Rewrite vector conditional support
7221 so that where we can, we use RTL operators, instead of blindly use
7223 (rs6000_emit_vector_select): Ditto.
7224 (rs6000_emit_vector_cond_expr): Ditto.
7225 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7226 (create_TOC_reference): Add -mdebug=addr support.
7227 (emit_frame_save): VSX loads/stores need register indexed addressing.
7229 * config/rs6000/rs6000.md: Include vector.md.
7231 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7233 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7234 support for V2DI, V2DF in logical, permute, select operations.
7236 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7237 switch for vsx/power7.
7238 (-mvsx-scalar-memory): Ditto.
7239 (-mvsx-align-128): Ditto.
7240 (-mallow-movmisalign): Ditto.
7241 (-mallow-df-permute): Ditto.
7242 (-msched-groups): Ditto.
7243 (-malways-hint): Ditto.
7244 (-malign-branch-targets): Ditto.
7246 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7248 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7249 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7250 (rs6000_vector_reg_class): Delete.
7251 (rs6000_vsx_reg_class): Ditto.
7252 (enum rs6000_reg_class_enum): New enum for the constraints that
7253 vary based on target switches.
7254 (rs6000_constraints): New array to hold the register class for all
7255 of the register constraints that vary based on the switches used.
7256 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7257 (enum rs6000_builtins): Add unsigned varients for the builtin
7258 declarations returned by target hooks for expanding multiplies,
7259 select, and permute operations. Add VSX builtins.
7260 (enum rs6000_builtin_type_index): Add entries for VSX.
7261 (V2DI_type_node): Ditto.
7262 (V2DF_type_node): Ditto.
7263 (unsigned_V2DI_type_node): Ditto.
7264 (bool_long_type_node): Ditto.
7265 (intDI_type_internal_node): Ditto.
7266 (uintDI_type_internal_node): Ditto.
7267 (double_type_internal_node): Ditto.
7269 * config/rs6000/altivec.md (whole file): Move all expanders to
7270 vector.md from altivec.md. Rename insn matching functions to be
7272 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7273 (altivec_vcmp*): Ditto.
7274 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7275 (VM): New iterator for moves that includes the VSX types.
7276 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7277 (altivec_vperm_<mode>_uns): New, for unsigned types.
7278 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7279 (altivec_eq<mode>): Ditto.
7280 (altivec_gt<mode>): Ditto.
7281 (altivec_gtu<mode>): Ditto.
7282 (altivec_eqv4sf): Ditto.
7283 (altivec_gev4sf): Ditto.
7284 (altivec_gtv4sf): Ditto.
7285 (altivec_vcmpbfp_p): Ditto.
7287 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7289 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7292 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7295 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7296 ASM_SHORT instead of .word.
7297 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7298 instead of .word in asm template.
7300 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7303 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7304 (process_bb_node_lives): Use it.
7306 * ira.c (setup_cover_and_important_classes): Don't setup
7307 ira_important_class_nums. Add cover classes to the end of
7309 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7311 (find_reg_class_closure): Use reorder_important_classes.
7313 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7315 * config/i386/i386.c (i386_ira_cover_classes): New function.
7316 (TARGET_IRA_COVER_CLASSES): Redefine.
7318 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7319 importance of order of cover classes in the array.
7321 2009-07-22 Diego Novillo <dnovillo@google.com>
7323 * tree-pass.h (TDF_EH): Define.
7324 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7325 contains TDF_EH, print the EH region number holding GS.
7326 * tree-dump.c (dump_options): Add "eh".
7327 * doc/invoke.texi: Document it.
7329 2009-07-22 Doug Kwan <dougkwan@google.com>
7331 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7333 2009-07-22 Michael Matz <matz@suse.de>
7335 PR tree-optimization/35229
7336 PR tree-optimization/39300
7338 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7339 (inhibit_phi_insertion): New function.
7340 (insert_into_preds_of_block): Call it for REFERENCEs.
7341 (init_pre): Initialize and finalize scalar evolutions.
7342 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7344 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7346 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7347 Use CONST_VECTOR_NUNITS to determine number of elements.
7349 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7351 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7352 (U, W): Constraints are now deprecated and will be removed if we
7354 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7356 ("prefetch"): Add the stcmh instruction for prefetching.
7357 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7359 (s390_short_displacement): Return always true if compiling for
7360 machines not providing the long displacement facility.
7361 (s390_mem_constraint): Support the new constraint letter Z.
7362 (s390_check_qrst_address): New function.
7364 2009-07-21 DJ Delorie <dj@redhat.com>
7366 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7369 2009-07-21 Jason Merrill <jason@redhat.com>
7371 * c-common.c (max_tinst_depth): Increase default to 1024.
7373 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7375 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7376 (vec_unpacku_float_lo_v4si): Ditto.
7378 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7381 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7382 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7383 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7384 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7386 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7388 PR tree-optimization/40813
7389 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7392 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7394 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7395 with a NOP_EXPR if needed.
7397 2009-07-21 Paul Brook <paul@codesourcery.com>
7399 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7400 Terminate debug dump with newline.
7402 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7404 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7405 Cast "1" to unsigned HOST_WIDE_INT.
7406 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7407 deposit length to the maximum length - lsb. Extend length if
7408 HOST_BITS_PER_WIDE_INT is 32.
7410 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7412 * cgraph.h (constant_pool_htab): New function.
7413 (constant_descriptor_tree): Move from varasm.c.
7414 * varasm.c (constant_pool_htab): New function.
7415 (constant_descriptor_tree): Move to cgraph.h.
7417 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7419 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7421 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7423 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7426 2009-07-20 Xinliang David Li <davidxl@google.com>
7428 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7430 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7432 * config/mips/mips.md (move_type): Add arith.
7433 (type): Handle arith.
7434 (zero_extendsidi2): Rename this into ...
7435 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7436 (zero_extendsidi2): New expander.
7437 (*zero_extendsidi2_dext): New pattern.
7439 2009-07-20 Nick Clifton <nickc@redhat.com>
7441 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7442 to set MIPS_ABI_DEFAULT.
7443 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7445 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7447 * tree-object-size.c (addr_object_size): Handle unions with
7448 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7450 PR tree-optimization/40792
7451 * tree.c (build_function_type_skip_args): Remove bogus assert.
7453 2009-07-20 Jan Hubicka <jh@suse.cz>
7454 Martin Jambor <mjambor@suse.cz>
7456 * cgraph.h (combined_args_to_skip): New field.
7457 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7458 combined_args_to_skip and args_to_skip.
7459 * tree-inline.c (update_clone_info): New function.
7460 (tree_function_versioning): Call update_clone_info.
7461 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7463 (cgraph_materialize_all_clones): More extensive dumping, working
7464 with combined_args_to_skip rather than args_to_skip.
7466 2009-07-20 Ira Rosen <irar@il.ibm.com>
7468 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7469 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7470 (get_initial_def_for_reduction): Likewise.
7471 (vectorizable_reduction): Skip the check of first operand in case
7472 of COND_EXPR. Add check that it is outer loop vectorization if
7473 nested cycle was detected. Call vectorizable_condition() for
7474 COND_EXPR. If reduction epilogue cannot be created do not fail for
7475 nested cycles (if it is not double reduction). Assert that there
7476 is only one type in the loop in case of COND_EXPR. Call
7477 vectorizable_condition() to vectorize COND_EXPR.
7478 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7479 Add parameters. Allow nested cycles if called from
7480 vectorizable_reduction(). Use reduction vector variable if provided.
7481 (vect_analyze_stmt): Call vectorizable_reduction() before
7482 vectorizable_condition().
7483 (vect_transform_stmt): Update call to vectorizable_condition().
7485 2009-07-20 Christian Bruel <christian.bruel@st.com>
7487 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7488 * doc/invoke.texi (-mfmovd): Likewise.
7489 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7491 2009-07-20 Jan Hubicka <jh@suse.cz>
7493 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7494 when handling SSA name.
7496 2009-07-19 Jan Hubicka <jh@suse.cz>
7498 PR tree-optimization/40676
7499 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7500 virtual PHIs in empty BBs.
7502 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7504 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7505 re-expanded the compound use gen_lowpart instead to convert to the
7508 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7510 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7511 OUTER_CONST arguments.
7512 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7513 the new wider mode will be masked off.
7514 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7516 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7518 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7519 high-order bits are zero.
7521 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7523 * combine.c (simplify_shift_const_1): Split code to determine
7525 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7526 new bits shifted in are identical to the old sign bit.
7528 2009-07-18 Richard Guenther <rguenther@suse.de>
7531 * gimplify.c (gimplify_call_expr): Reject code using results from
7532 functions returning void.
7534 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7536 * doc/md.texi: Document the new PowerPC "es" constraint.
7537 Document that "m" can include automodified addresses on this target,
7538 and explain how %U must be used. Extend the "Q" and "Z" documentation
7539 to suggest "es" as well as "m".
7540 * config/rs6000/constraints.md (es): New memory constraint.
7541 (Q, Z): Update strings to match new documentation.
7543 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7545 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7546 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7547 * config/rs6000/predicates.md (volatile_mem_operand): Use
7548 offsettable_nonstrict_memref_p.
7549 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7550 (*floatunssidf2_internal): Likewise.
7551 (*fix_truncdfsi2_internal): Likewise.
7552 (*fix_trunctfsi2_internal): Likewise.
7554 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7556 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7558 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7560 2009-07-17 Richard Guenther <rguenther@suse.de>
7563 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7564 (pass_warn_unused_result): Likewise.
7565 (TODO_set_props): Remove.
7566 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7568 (pass_diagnose_omp_blocks): Define.
7569 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7570 (c_gimple_diagnostics_recursively): Remove.
7571 (finish_function): Do not call it.
7572 (c_write_global_declarations): Continue after errors.
7573 Finalize the CU here.
7574 * c-gimplify.c (c_genericize): Do not gimplify here.
7575 * c-common.c (c_warn_unused_result): Move ...
7576 * tree-cfg.c (do_warn_unused_result): ... here.
7577 (run_warn_unused_result): New function.
7578 (gate_warn_unused_result): New function.
7579 (pass_warn_unused_result): New pass.
7580 * c-common.h (c_warn_unused_result): Remove.
7581 * flags.h (flag_warn_unused_result): Declare.
7582 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7583 * opts.c (flag_warn_unused_result): Initialize to false.
7584 * toplev.c (compile_file): Add comment.
7585 * omp-low.c (create_omp_child_function): Do not register
7586 the function with the frontend.
7587 (diagnose_omp_structured_block_errors): Prepare to be
7588 called as optimization pass.
7589 (gate_diagnose_omp_blocks): New function.
7590 (pass_diagnose_omp_blocks): New pass.
7591 * cgraph.h (cgraph_optimize): Remove.
7592 (cgraph_analyze_function): Likewise.
7593 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7594 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7595 before their parents here.
7596 (cgraph_finalize_function): Not here.
7597 (cgraph_analyze_function): Gimplify functions here.
7598 (cgraph_finalize_compilation_unit): Continue after errors.
7599 Optimize the callgraph from here.
7600 (cgraph_optimize): Make static.
7601 * langhooks.c (write_global_declarations): Finalize the CU.
7602 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7603 (gimplify_function_tree): Assert we gimplify only once.
7604 Set PROP_gimple_any property.
7605 * tree-nested.c (gimplify_all_functions): New function.
7606 (lower_nested_functions): Gimplify all nested functions.
7607 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7608 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7609 and pass_diagnose_omp_blocks after gimplification. Do not
7610 set TODO_set_props on all_lowering_passes.
7611 (execute_one_pass): Do not handle TODO_set_props.
7612 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7613 (gimplify.o): Add tree-pass.h dependency.
7614 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7615 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7616 (unsave_r): Likewise.
7617 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7620 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7622 * doc/service.texi (Service): Restore previously removed link,
7623 which isn't broken after all.
7625 2009-07-17 Richard Guenther <rguenther@suse.de>
7627 PR tree-optimization/40321
7628 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7629 PHI nodes to the maximal set.
7630 (make_values_for_phi): Add PHI arguments to the maximal set.
7631 (execute_pre): Dump PHI_GEN and the maximal set.
7633 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7636 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7639 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7641 * doc/extend.texi (Nested Functions): Replace broken link with
7643 * doc/service.texi (Service): Remove broken link.
7645 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7648 * builtins.c (expand_builtin_memcmp): Use loc instead of
7649 EXPR_LOCATION (exp).
7650 (expand_builtin_strncmp): Likewise.
7652 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7653 Manuel López-Ibáñez <manu@gcc.gnu.org>
7656 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7657 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7658 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7659 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7660 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7661 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7662 tree-inline.c, c-common.c, c-common.h, gimple.c,
7663 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7664 convert.c: Add location argument to fold_{unary,binary,ternary},
7665 fold_build[123], build_call_expr, build_size_arg,
7666 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7667 fold_build1_initializer, fold_build2_initializer,
7668 fold_build3_initializer, fold_build_call_array,
7669 fold_build_call_array_initializer, fold_single_bit_test,
7670 omit_one_operand, omit_two_operands, invert_truthvalue,
7671 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7672 combine_comparisons, fold_builtin_*, fold_call_expr,
7673 build_range_check, maybe_fold_offset_to_address, round_up,
7676 2009-07-16 Jason Merrill <jason@redhat.com>
7679 * c-common.c (c_common_reswords): Add __is_standard_layout
7681 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7682 * doc/implement-cxx.texi: New.
7683 * doc/gcc.texi: Include it.
7685 2009-07-16 DJ Delorie <dj@redhat.com>
7687 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7688 compares that may be indirectly affected by previous instructions.
7690 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7692 * builtins.c (do_mpc_arg2): New.
7693 (fold_builtin_2): Fold builtin cpow.
7694 * real.h (HAVE_mpc_pow): New.
7696 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7698 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7699 comparison to skip unprofitable schedule
7701 2009-07-16 Simon Baldwin <simonb@google.com>
7703 * gcc.c (option_map): New flag -no-canonical-prefixes.
7704 * (display_help): Print help text for new flag.
7705 * (process_command): Move options translation and language specifics
7706 and handle new flag early. Use it to set a function pointer to a
7707 prefix builder. Replace make_relative_prefix calls with calls to
7708 the function pointed to. Ignore new flag in regular options handling.
7709 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7711 2009-07-15 DJ Delorie <dj@redhat.com>
7713 * config/mep/mep.md (sibcall_internal): Change register to avoid
7715 (sibcall_value_internal): Likewise.
7717 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7719 PR rtl-optimization/40710
7720 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7722 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7724 * config/mips/mips.md (*extenddi_truncate<mode>,
7725 *extendsi_truncate<mode>): Change type attribute to move_type
7726 with shift_shift. Split out code handling exts from here ...
7727 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7729 (*extendhi_truncateqi): Change type attribute to move_type with
7730 shift_shift. Split out code handling exts from here ...
7731 (*extendhi_truncateqi_exts): ... to this new pattern.
7733 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7735 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7736 instead of "and" with inverted sign bit mask value. Use
7737 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7738 Allocate registers only for operand 4 and operand 5.
7740 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7743 * fold-const.c (fold_cond_expr_with_comparison): When folding
7744 < and <= to MIN, make sure the MIN uses the same type as the
7745 comparison's operands.
7747 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7749 * arm.md (ior_xor): New code iterator.
7750 (split for ior/xor with shift and zero-extend): New split pattern.
7751 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7753 2009-07-15 Richard Guenther <rguenther@suse.de>
7755 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7758 2009-07-15 Richard Guenther <rguenther@suse.de>
7761 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7763 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7765 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7766 handle 2.6.30 kernel.
7768 2009-07-15 DJ Delorie <dj@redhat.com>
7770 * config/mep/mep.md (sibcall_internal): Change register to allow
7771 for 24-bit addresses.
7772 (sibcall_value_internal): Likewise.
7774 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7776 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7777 that are enabled/disabled by the flags introduced by a previous patch.
7779 2009-07-14 DJ Delorie <dj@redhat.com>
7781 * config/mep/mep.md (sibcall_internal): Include non-toggling
7783 (sibcall_value_internal): Likewise.
7785 2009-07-14 Taras Glek <tglek@mozilla.com>
7786 Rafael Espindola <espindola@google.com>
7788 * doc/sourcebuild.texi: Document install-plugin target.
7789 * configure.ac: Added install-plugin target to language makefiles.
7790 * configure: Regenerate.
7791 * Makefile.in: (install-plugin): Install more headers,
7792 depend on lang.install-plugin.
7794 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7796 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7799 2009-07-14 DJ Delorie <dj@redhat.com>
7801 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7802 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7803 * config/mep/mep.md (sibcall_internal): Change test from
7804 mep_vliw_mode_match to mep_vliw_jmp_match.
7805 (sibcall_value_internal): Likewise.
7807 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7809 * config/i386/sse.md (copysign<mode>3): New expander.
7810 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7811 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7812 Use ix86_build_const_vector.
7813 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7814 IX86_BUILTIN_CPYSGNPD.
7815 (builtin_description): Add __builtin_ia32_copysignps and
7816 __builtin_ia32_copysignpd.
7817 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7818 and BUILT_IN_COPYSIGNF.
7820 2009-07-13 Jason Merrill <jason@redhat.com>
7822 * builtins.c (can_trust_pointer_alignment): New fn.
7823 (get_pointer_alignment): Factor it out from here.
7824 * tree.h: Declare it.
7826 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7828 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7831 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7835 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7837 2009-07-14 Richard Guenther <rguenther@suse.de>
7838 Andrey Belevantsev <abel@ispras.ru>
7841 * cfgexpand.c (partition_stack_vars): Do not bother to update
7842 alias information when not optimizing.
7844 2009-07-14 Richard Guenther <rguenther@suse.de>
7845 Andrey Belevantsev <abel@ispras.ru>
7847 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7848 (pt_solution_set): Likewise.
7849 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7850 * tree-ssa-structalias.c (pt_solution_set): New function.
7851 * final.c (rest_of_clean_state): Free SSA data structures.
7852 * print-rtl.c (print_decl_name): Remove.
7853 (print_mem_expr): Implement in terms of print_generic_expr.
7854 * alias.c (ao_ref_from_mem): New function.
7855 (rtx_refs_may_alias_p): Likewise.
7856 (true_dependence): Query alias-export info.
7857 (canon_true_dependence): Likewise.
7858 (write_dependence_p): Likewise.
7859 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7861 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7862 (mem_expr_equal_p): Use operand_equal_p.
7863 (set_mem_attributes_minus_bitpos): Do not use
7864 component_ref_for_mem_expr.
7865 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7866 (update_alias_info_with_stack_vars): Likewise.
7867 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7868 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7869 explicitly nor clear stmt operands.
7870 Free the decl-to-pointer map.
7871 * tree-optimize.c (execute_free_datastructures): Do not free
7872 SSA data structures here.
7873 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7874 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7875 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7877 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7879 2009-07-13 DJ Delorie <dj@redhat.com>
7881 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7882 unrolling at the right iteration count.
7884 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7887 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7889 * haifa-sched.c (rank_for_schedule): Introduced flags to
7890 enable/disable individual scheduling heuristics.
7891 * common.opt: Introduced flags to enable/disable individual
7892 heuristics in the scheduler.
7893 * doc/invoke.texi: Introduced flags to enable/disable individual
7894 heuristics in the scheduler.
7896 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7898 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7899 config/i386/mingw-tls.c.
7900 * config/i386/mingw-tls.c: Removed.
7902 2009-07-13 Ira Rosen <irar@il.ibm.com>
7904 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7905 checks access only relevant statements.
7906 (vectorizable_reduction): Likewise.
7908 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7910 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7911 just for 32-bit case.
7913 2009-07-12 Jan Hubicka <jh@suse.cz>
7915 PR tree-optimization/40585
7916 * except.c (expand_resx_expr): When there already is resume
7917 instruction, produce linked list.
7918 (build_post_landing_pads): Assert that resume is empty.
7919 (connect_post_landing_pads): Handle resume lists.
7920 (dump_eh_tree): Dump resume list.
7922 2009-07-12 Ira Rosen <irar@il.ibm.com>
7924 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7925 with additional argument.
7926 * tree-vectorizer.h (enum vect_def_type): Add
7927 vect_double_reduction_def.
7928 (vect_is_simple_reduction): Add argument.
7929 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7931 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7932 vect_is_simple_reduction with additional argument.
7933 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7935 (reduction_code_for_scalar_code): Handle additional codes by
7936 returning ERROR_MARK for them. Fix comment and indentation.
7937 (vect_is_simple_reduction): Fix comment, add argument to specify
7938 double reduction. Detect double reduction.
7939 (get_initial_def_for_induction): Fix indentation.
7940 (get_initial_def_for_reduction): Fix comment and indentation.
7941 Handle double reduction. Create initial definitions that do not
7942 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7943 (vect_create_epilog_for_reduction): Fix comment, add argument to
7944 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7945 epilogue result extraction. Create double reduction phi node and
7946 replace relevant uses.
7947 (vectorizable_reduction): Call vect_is_simple_reduction with
7948 additional argument. Fix indentation. Update epilogue code treatment
7949 according to the changes in reduction_code_for_scalar_code. Check
7950 for double reduction. Call vect_create_epilog_for_reduction with
7951 additional argument.
7952 * tree-vect-stmts.c (process_use): Handle double reduction, update
7954 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7955 (vect_get_vec_def_for_operand): Likewise.
7957 2009-07-12 Danny Smith <dansmister@gmail.com>
7959 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7960 dllexport if !TREE_PUBLIC.
7961 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7963 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7965 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7966 (avr_extra_arch_macro) Remove declatation.
7967 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7968 (avr_extra_arch_macro) Declare as static.
7969 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7971 2009-07-11 Jan Hubicka <jh@suse.cz>
7974 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7976 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7979 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7980 cold_in_std_section bits.
7981 (dwarf2out_begin_prologue): Initialize them.
7982 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7983 if already covered by text_section or cold_text_section range.
7985 PR rtl-optimization/40667
7986 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7987 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7988 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7989 * config/i386/i386.c (ix86_minimum_alignment): New function.
7990 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7991 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7992 * emit-rtl.c (gen_reg_rtx): Likewise.
7993 * function.c (assign_parms): Likewise. If nominal_type needs
7994 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7995 rather than passed_type's alignment.
7998 * function.c (assign_parm_setup_stack): Adjust
7999 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8000 from nominal_mode on big endian.
8002 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8004 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8006 2009-07-10 DJ Delorie <dj@redhat.com>
8008 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8010 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8012 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8014 (thumb2_cbnz): Likewise.
8016 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8019 * config.gcc (supported_defaults): Add synci.
8020 (with_synci): Add validation.
8021 (all_defaults): Add synci.
8022 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8025 * config/mips/mips.opt (msynci): New option.
8026 * config/mips/mips.c (mips_override_options): Warn on use of
8027 -msynci for targets that do now support it.
8028 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8030 * gcc/doc/invoke.texi (-msynci): Document the new option.
8031 * doc/install.texi (--with-synci): Document the new option.
8033 2009-07-10 Richard Guenther <rguenther@suse.de>
8035 PR tree-optimization/40496
8036 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8037 the PHI result with a compatible type.
8039 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8043 * c.opt (Wunused-result): New.
8044 * doc/invoke.texi: Document it.
8045 * c-common.c (c_warn_unused_result): Use it.
8047 2009-07-09 DJ Delorie <dj@redhat.com>
8049 * targhooks.c (default_target_can_inline_p): Rename from
8050 default_target_option_can_inline_p.
8051 * targhooks.h (default_target_can_inline_p): Likewise.
8052 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8053 TARGET_OPTION_CAN_INLINE_P.
8054 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8055 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8056 (mep_target_can_inline_p): Rename from
8057 mep_target_option_can_inline_p.
8060 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8061 registers used to pass vectors.
8063 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8065 2009-07-09 Tom Tromey <tromey@redhat.com>
8067 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8068 * config/mmix/mmix.c: Include dwarf2.h.
8069 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8070 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8071 * config/sh/sh.c: Include dwarf2.h.
8072 * config/i386/i386.c: Include dwarf2.h.
8073 * Makefile.in (DWARF2_H): Remove 'elf'.
8074 * except.c: Include dwarf2.h.
8075 * unwind-dw2.c: Include dwarf2.h.
8076 * dwarf2out.c: Include dwarf2.h.
8077 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8078 * unwind-dw2-fde.c: Include dwarf2.h.
8079 * dwarf2asm.c: Include dwarf2.h.
8081 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8083 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8084 (max_issue): Use it.
8085 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8087 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8088 (region_sched_info): Update.
8089 * sched-ebb.c (ebb_sched_info): Update.
8090 * modulo-sched.c (sms_sched_info): Update.
8091 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8093 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8095 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8097 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8099 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8101 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8104 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8105 arg1 with arg01 if arg1 is already INTEGER_CST.
8107 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8109 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8110 Transform (and (truncate)) into (truncate (and)).
8112 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8114 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8115 creating LHS paradoxical subregs. Fix surrounding returns to
8116 use NULL_RTX rather than 0.
8118 2009-07-08 DJ Delorie <dj@redhat.com>
8120 * config/mep/mep.c: (mep_option_can_inline_p): New.
8121 (TARGET_OPTION_CAN_INLINE_P): Define.
8123 2009-07-08 Mark Wielaard <mjw@redhat.com>
8126 * dwarf2out.c (add_data_member_location_attribute): When we have
8127 only a constant offset don't emit a new location description using
8128 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8131 2009-07-08 Richard Henderson <rth@redhat.com>
8134 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8135 (enum reg_class): Add CLOBBERED_REGS.
8136 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8137 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8138 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8139 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8140 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8141 force 64-bit sibcalls into R11.
8142 * config/i386/constraints.md (U): New constraint.
8143 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8144 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8145 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8147 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8149 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8151 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8152 * ebitmap.h (dump_ebitmap): Ditto.
8153 * optabs.h (optab_libfunc): Ditto.
8154 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8155 * tree-flow.h (vect_can_force_dr_alignment_p,
8156 get_vectype_for_scalar_type): Ditto.
8157 (vectorize_loops): Move prototype to ...
8158 * tree-vectorizer.h: ... here. Also, adjust comment.
8159 (vect_set_verbosity_level): Remove duplicate prototype.
8160 * tree-ssa-loop.c: Include tree-vectorizer.h.
8161 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8163 2009-07-08 Nick Clifton <nickc@redhat.com>
8165 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8168 2009-07-08 DJ Delorie <dj@redhat.com>
8170 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8171 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8172 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8174 * config/mep/intrinsics.md: Regenerated.
8175 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8176 registers when asm() or calls are detected.
8178 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8181 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8183 * gimple (gimple_build_call_from_tree): Likewise.
8184 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8185 no_warning flag before warning.
8187 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8189 * tree.c (set_expr_locus): Remove.
8190 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8191 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8193 * gimplify.c (internal_get_tmp_var): Likewise.
8194 (gimplify_call_expr): Likewise.
8195 (gimplify_one_sizepos): Likewise.
8197 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8200 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8201 to variables for debugging purposes.
8203 2009-06-23 Mark Loeser <mark@halcy0n.com>
8206 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8208 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8210 * pretty-print.c (pp_base_format): Remove %J.
8211 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8212 gcc_cxxdiag_char_table): Likewise.
8213 (init_dynamic_diag_info): Likewise.
8215 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8217 * pretty-print.c (pp_base_format): Remove %H.
8218 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8219 gcc_cxxdiag_char_table): Likewise.
8220 (init_dynamic_diag_info): Likewise.
8221 * config/mep/mep.c (mep_select_section): Likewise.
8223 2009-07-07 Duncan Sands <baldrick@free.fr>
8225 * final.c (pass_clean_state): Give the pass a name.
8226 * passes.c (pass_rest_of_compilation): Likewise.
8227 * tree-optimize.c (pass_all_optimizations): Likewise.
8229 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8231 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8232 an extra 'decl' for error_at.
8234 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8237 * tree-tailcall.c (adjust_return_value_with_ops,
8238 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8239 if it has complex or vector type.
8241 2009-07-07 Olivier Hainque <hainque@adacore.com>
8243 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8246 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8248 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8250 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8252 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8253 * c-decl.c: Likewise.
8254 * function.c: Likewise.
8255 * varasm.c: Likewise.
8256 * tree-ssa.c: Likewise.
8257 * c-common.c: Likewise.
8258 * tree-cfg.c: Likewise.
8259 * config/spu/spu.c: Likewise.
8260 * config/ia64/ia64.c: Likewise.
8261 * config/v850/v850.c: Likewise.
8263 2009-07-06 DJ Delorie <dj@redhat.com>
8265 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8266 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8267 unspecified accesses to control registers.
8268 * config/mep/intrinsics.md: Regenerate.
8269 * config/mep/intrinsics.h: Regenerate.
8270 * config/mep/mep-intrin.h: Regenerate.
8272 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8274 * c-lex.c: Replace %H by an explicit location. Update all calls.
8275 * c-common.c: Likewise.
8276 * c-decl.c: Likewise.
8277 * c-typeck.c: Likewise.
8278 * fold-const.c: Likewise.
8279 * gimplify.c: Likewise.
8281 * tree-cfg.c: Likewise.
8282 * tree-ssa-loop-niter.c: Likewise.
8283 * tree-vrp.c: Likewise.
8284 * value-prof.c: Likewise.
8286 2009-07-06 Diego Novillo <dnovillo@google.com>
8288 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8289 if it has one. Handle cases where VAR does not have an
8290 annotation or cfun is NULL.
8292 2009-07-06 Diego Novillo <dnovillo@google.com>
8294 * tree.c: Include debug.h.
8295 (initialize_tree_contains_struct): New.
8296 (init_ttree): Call it.
8297 (tree_node_structure_for_code): Factor out of ...
8298 (tree_node_structure): ... here.
8299 * treestruct.def (TS_PHI_NODE): Remove.
8300 (TS_GIMPLE_STATEMENT): Remove.
8302 2009-07-06 Diego Novillo <dnovillo@google.com>
8304 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8305 (debug_tree_chain): Handle cycles.
8307 2009-07-06 Nick Clifton <nickc@redhat.com>
8308 DJ Delorie <dj@redhat.com>
8310 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8311 __FMOVD_ENABLED__ is defined.
8313 (TARGET_FMOVD): Provide a default definition.
8314 (MASK_FMOVD): Likewise.
8315 (TARGET_CPU_CPP_BUILTINS): Define
8316 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8317 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8318 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8319 (split for DF load from memory into register): Also handle
8320 MEMs which consist of REG+DISP addressing.
8321 (split for DF store from register to memory): Likewise.
8322 (movsf_ie): Always use single fp_mode.
8323 * config/sh/sh.c (sh_override_options): Do not automatically
8324 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8325 that to the -mfmovd command line switch.
8326 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8327 (fldi_ok): Always allow.
8328 * config/sh/sh.opt (mfmovd): Remove this switch.
8329 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8331 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8332 Kaz Kojima <kkojima@gcc.gnu.org>
8334 PR rtl-optimization/30807
8335 * postreload.c (reload_combine): For every new use of REG_SUM,
8336 record the use of BASE.
8338 2009-07-06 Jan Hubicka <jh@suse.cz>
8340 * params.def: Revert my accidental commit at 2009-06-30.
8342 2009-07-04 Ian Lance Taylor <iant@google.com>
8345 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8347 (mingw_format_attribute_overrides): Likewise.
8349 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8352 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8353 don't check cfa.reg. Instead of cfa.indirect use
8354 fde && fde->drap_reg != INVALID_REGNUM test.
8356 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8358 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8360 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8363 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8365 2009-07-03 Richard Guenther <rguenther@suse.de>
8367 PR tree-optimization/40640
8368 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8371 2009-07-03 Jan Hubicka <jh@suse.cz>
8373 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8374 for size, reduce amount of inlining.
8376 2009-07-03 Richard Guenther <rguenther@suse.de>
8379 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8380 if t +- x is known to not overflow and the conversion widens the
8382 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8384 2009-07-03 Jan Hubicka <jh@suse.cz>
8386 * ipa-pure-const.c (analyze): Update loop optimizer init.
8387 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8388 try_remove_empty_loop, remove_empty_loops): Remove.
8389 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8390 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8391 to mark regular loops as neccesary.
8392 (degenerate_phi_p): New function.
8393 (propagate_necessity, remove_dead_phis): Use it.
8394 (forward_edge_to_pdom): Likewise.
8395 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8396 virtual PHI nodes that became unreachable.
8397 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8398 * tree-flow.h (remove_empty_loops): Remove.
8399 * passes.c (init_optimization_passes): Remove.
8401 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8403 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8404 can_create_pseudo_p.
8405 (*fix_trunc<mode>_i387_1): Ditto.
8406 (*floathi<mode>2_1): Ditto.
8407 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8408 (*fistdi2_1): Ditto.
8409 (*fist<mode>2_1): Ditto.
8410 (frndintxf2_floor): Ditto.
8411 (*fist<mode>2_floor_1): Ditto.
8412 (frndintxf2_ceil): Ditto.
8413 (*fist<mode>2_ceil_1): Ditto.
8414 (frndintxf2_trunc): Ditto.
8415 (frndintxf2_mask_pm): Ditto.
8416 (fxam<mode>2_i387_with_temp): Ditto.
8417 * config/i386/sse.md (mulv16qi3): Ditto.
8418 (*sse2_mulv4si3): Ditto.
8420 (sse4_2_pcmpestr): Ditto.
8421 (sse4_2_pcmpistr): Ditto.
8423 2009-07-03 Jan Hubicka <jh@suse.cz>
8425 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8426 (mark_stmt_necessary): Set it.
8427 (mark_operand_necessary): Set it.
8428 (mark_control_dependent_edges_necessary): Set it.
8429 (mark_virtual_phi_result_for_renaming): New function.
8430 (get_live_post_dom): New function.
8431 (forward_edge_to_pdom): New function.
8432 (remove_dead_stmt): Fix handling of control dependences.
8433 (tree_dce_init): Init new bitmap.
8434 (tree_dce_done): Free it.
8436 2009-07-02 Richard Guenther <rguenther@suse.de>
8439 * tree-ssa-structalias.c (new_var_info): Initialize
8442 2009-07-02 Jan Hubicka <jh@suse.cz>
8444 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8447 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8449 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8450 instead of recomputing it. Adjust calls.
8451 (emit_store_flag): Adjust recursive calls.
8453 2009-07-02 Richard Guenther <rguenther@suse.de>
8455 * tree-ssa-live.c (remove_unused_locals): Do not remove
8457 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8458 of DECL_EXTERNAL for HEAP variables.
8459 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8460 HEAP variables. Do not adjust RESTRICT vars.
8461 (find_what_var_points_to): Nobody cares if something
8464 2009-07-02 Ben Elliston <bje@au.ibm.com>
8466 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8467 pc_low and pc_high declarations to the top of the function.
8469 2009-07-01 DJ Delorie <dj@redhat.com>
8471 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8473 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8474 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8475 unspecified accesses to control registers.
8476 * config/mep/intrinsics.md: Regenerate.
8477 * config/mep/intrinsics.h: Regenerate.
8478 * config/mep/mep-intrin.h: Regenerate.
8480 2009-07-01 Anthony Green <green@moxielogic.com>
8482 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8483 instruction when possible.
8484 (moxie_expand_prologue): Ditto. Also, save an instruction and
8485 some complexity by popping off of $r12 instead of $sp.
8486 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8489 2009-07-01 Richard Henderson <rth@redhat.com>
8492 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8493 contained no insns, reposition note before last insn.
8495 2009-07-01 Richard Henderson <rth@redhat.com>
8498 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8499 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8501 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8504 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8505 darwin9 for printing reg addresses with %y.
8507 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8509 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8510 truncation from operands in binary operations.
8512 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8515 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8516 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8517 subreg of op0 to the original op0.
8519 * expmed.c (store_bit_field_1): Use a temporary as the destination
8520 instead of a paradoxical subreg when we need to truncate the result.
8522 2009-07-01 DJ Delorie <dj@redhat.com>
8524 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8525 names to VLIW variants.
8526 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8527 * config/mep/intrinsics.md: Regenerate.
8528 * config/mep/intrinsics.h: Regenerate.
8529 * config/mep/mep-intrin.h: Regenerate.
8531 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8534 * jump.c (returnjump_p): Revert last patch.
8535 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8537 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8540 * pa.md (casesi32p): Use jump table label to determine the offset
8542 (casesi64p): Likewise.
8544 * pa.c (forward_branch_p): Return bool type. Use instruction
8545 addresses when available. Assert that INSN has a jump label.
8546 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8549 2009-07-01 Richard Guenther <rguenther@suse.de>
8551 PR tree-optimization/19831
8552 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8553 that only act as barriers do not make any previous stores necessary.
8554 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8555 HEAP variables global, do not add a constraint from nonlocal.
8556 (find_func_aliases): Handle escapes through return statements.
8557 (compute_points_to_sets): Make escaped HEAP variables global.
8559 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8562 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8563 after reducing a DImode cstore to SImode.
8565 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8567 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8568 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8570 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8572 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8573 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8575 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8576 and umod_optab if TARGET_BSD_DIVMOD.
8577 * config/vax/lib1funcs.asm: New file.
8578 * config/vax/t-linux: New file.
8579 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8581 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8584 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8585 to type arguments that have void type.
8588 * dwarf2out.c (gen_formal_parameter_die): Call
8589 equate_decl_number_to_die if node is different from origin.
8591 2009-06-30 Anthony Green <green@moxielogic.com>
8593 Clean up moxie port for --enable-build-with-cxx.
8594 * config/moxie/moxie.c (moxie_function_value): First two
8595 parameters are const_tree, not tree.
8596 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8597 (REG_CLASS_NAMES): Ditto.
8598 (REGNO_REG_CLASS): Ditto.
8599 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8600 (moxie_function_value): Fix constyness of arguments.
8602 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8604 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8605 finalize_size_functions before further processing.
8606 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8607 (variable_size): Call self_referential_size on size expressions
8608 that contain a PLACEHOLDER_EXPR.
8609 (size_functions): New static variable.
8610 (copy_self_referential_tree_r): New static function.
8611 (self_referential_size): Likewise.
8612 (finalize_size_functions): New global function.
8613 * tree.c: Include tree-inline.h.
8614 (push_without_duplicates): New static function.
8615 (find_placeholder_in_expr): New global function.
8616 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8618 <tcc_expression>: Likewise.
8619 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8620 the call in the expression.
8621 * tree.h (finalize_size_functions): Declare.
8622 (find_placeholder_in_expr): Likewise.
8623 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8624 (substitute_placeholder_in_expr): Update comment.
8625 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8627 (copy_tree_body_r): Likewise.
8628 (copy_tree_body): New static function.
8629 (maybe_inline_call_in_expr): New global function.
8630 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8631 (maybe_inline_call_in_expr): Declare.
8632 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8633 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8636 2009-06-30 Richard Guenther <rguenther@suse.de>
8638 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8640 (propagate_necessity): Do not mark reaching defs of stores
8643 2009-06-30 Jan Hubicka <jh@suse.cz>
8645 * cfgloopanal.c (check_irred): Move into ...
8646 (mark_irreducible_loops): ... here; return true if ireducible
8648 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8649 (analyze_function): Try to prove loop finiteness.
8650 * cfgloop.h (mark_irreducible_loops): Update prototype.
8651 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8653 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8655 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8657 2009-06-30 Ira Rosen <irar@il.ibm.com>
8659 PR tree-optimization/40542
8660 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8663 2009-06-30 Martin Jambor <mjambor@suse.cz>
8665 PR tree-optimization/40582
8666 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8667 than useless_type_conversion_p.
8668 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8671 2009-06-30 Martin Jambor <mjambor@suse.cz>
8674 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8676 2009-06-30 Richard Guenther <rguenther@suse.de>
8678 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8679 use ao_ref references.
8680 (walk_aliased_vdefs): Likewise.
8681 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8682 * tree-ssa-dce.c (struct ref_data): Remove.
8683 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8684 (mark_aliased_reaching_defs_necessary): Adjust.
8685 (mark_all_reaching_defs_necessary_1): Likewise.
8687 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8690 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8691 (emit_store_flag_1): Extract from emit_store_flag, adjust
8692 calls to (what now is) emit_cstore.
8693 (emit_store_flag): Call emit_store_flag_1 and also use it
8694 for what used to be recursive calls.
8696 2009-06-30 Wei Guozhi <carrot@google.com>
8699 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8700 if the target bb post dominates from bb.
8701 * config/i386/i386.c (memory_address_length): Check existence of base
8702 register before using it.
8704 2009-06-30 Nick Clifton <nickc@redhat.com>
8705 DJ Delorie <dj@redhat.com>
8707 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8708 __FMOVD_ENABLED__ is defined.
8710 (TARGET_FMOVD): Provide a default definition.
8711 (MASK_FMOVD): Likewise.
8712 (TARGET_CPU_CPP_BUILTINS): Define
8713 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8714 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8715 two fmov instructions depending upon whether TARGET_FMOVD is
8717 (split for DF load from memory into register): Also handle
8718 MEMs which consist of REG+DISP addressing.
8719 (split for DF store from register to memory): Likewise.
8720 * config/sh/sh.opt (mfmovd): Remove this switch.
8721 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8722 * config/sh/sh.c (sh_override_options): Do not automatically
8723 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8724 that to the -mfmovd command line switch.
8726 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8728 (fldi_ok): Always allow.
8729 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8731 2009-06-29 DJ Delorie <dj@redhat.com>
8733 * doc/install.texi (mep-x-elf): Correct chip's full name.
8735 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8737 * doc/extend.texi: Fix typo.
8739 2009-06-29 Tom Tromey <tromey@redhat.com>
8742 * Makefile.in (DWARF2_H): New variable.
8744 (dwarf2out.o): Likewise.
8745 (dwarf2asm.o): Likewise.
8746 * config/i386/t-i386: Use DWARF2_H.
8747 * except.c: Include elf/dwarf2.h.
8748 * unwind-dw2.c: Include elf/dwarf2.h.
8749 * dwarf2out.c: Include elf/dwarf2.h.
8750 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8751 <dtprel>: New field.
8752 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8753 (size_of_loc_descr): Likewise.
8754 (output_loc_operands_raw): Likewise.
8755 (output_loc_operands): Handle new dtprel field.
8756 (loc_checksum): Update.
8757 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8758 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8759 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8760 * dwarf2asm.c: Include elf/dwarf2.h.
8761 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8762 * config/mmix/mmix.c: Include elf/dwarf2.h.
8763 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8764 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8765 * config/sh/sh.c: Include elf/dwarf2.h.
8766 * config/i386/i386.c: Include elf/dwarf2.h.
8768 2009-06-29 DJ Delorie <dj@redhat.com>
8770 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8772 * doc/extend.texi: Add MeP attributes and pragmas.
8773 * doc/invoke.text: Add MeP Options.
8774 * doc/contrib.texi: Add MeP contribution.
8775 * doc/md.texi: Add MeP constraints.
8776 * doc/install.texi: Add MeP target.
8778 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8780 * target.h (struct gcc_target): Add frame_pointer_required field.
8781 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8782 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8783 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8785 * reload1.c (update_eliminables): (Ditto.).
8786 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8787 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8788 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8790 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8792 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8793 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8794 (arm_frame_pointer_required): New function.
8796 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8797 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8798 (avr_frame_pointer_required_p): Declare as static.
8799 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8801 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8802 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8803 (bfin_frame_pointer_required): Make as static, change return type
8805 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8807 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8808 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8809 (cris_frame_pointer_required): New function.
8811 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8813 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8814 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8815 (fr30_frame_pointer_required): New function.
8817 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8818 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8819 (frv_frame_pointer_required): Make as static, change return type
8821 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8823 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8824 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8825 (ix86_frame_pointer_required): Make as static, change return type to
8827 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8829 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8830 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8832 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8834 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8836 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8838 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8839 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8840 (mips_frame_pointer_required): Make as static.
8841 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8843 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8844 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8845 (mmix_frame_pointer_required): Mew function.
8847 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8848 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8850 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8852 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8854 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8856 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8857 (CAN_ELIMINATE): Redefine.
8858 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8859 (sparc_frame_pointer_required): New function.
8860 (sparc_can_eliminate): New function.
8861 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8863 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8864 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8866 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8867 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8868 (xtensa_frame_pointer_required): Make as static, change return type
8870 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8873 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8875 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8876 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8877 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8878 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8879 (register_callback): Handle PLUGIN_START_UNIT.
8880 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8882 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8884 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8886 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8887 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8889 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8891 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8894 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8896 * doc/extend.texi (Additional Floating Types): __float128 is also
8897 supported on i386 targets.
8899 2009-06-29 Richard Guenther <rguenther@suse.de>
8902 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8904 (pt_solutions_same_restrict_base): Declare.
8905 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8907 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8908 (make_constraint_from, make_copy_constraint): Move earlier.
8909 (make_constraint_from_heapvar): New function.
8910 (make_constraint_from_restrict): Likewise.
8911 (handle_lhs_call): Use it.
8912 (find_func_aliases): Use it to track conversions to restrict
8914 (struct fieldoff): Add only_restrict_pointers flag.
8915 (push_fields_onto_fieldstack): Initialize it.
8916 (create_variable_info_for): Track global restrict qualified pointers.
8917 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8918 Track restrict qualified pointer arguments.
8919 (set_uids_in_ptset): Use varinfo is_global_var flag.
8920 (find_what_var_points_to): Set the vars_contains_restrict flag.
8921 Always create the points-to solution for sets including restrict tags.
8922 (pt_solutions_same_restrict_base): New function.
8923 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8924 qualified pointers use pt_solutions_same_restrict_base as
8925 additional source for disambiguation.
8927 2009-06-29 Richard Guenther <rguenther@suse.de>
8930 * alias.c (find_base_decl): Remove.
8931 (get_deref_alias_set_1): Remove restrict handling.
8932 * c-common.c (c_apply_type_quals_to_decl): Do not set
8933 DECL_POINTER_ALIAS_SET.
8934 * gimplify.c (find_single_pointer_decl_1): Remove.
8935 (find_single_pointer_decl): Likewise.
8936 (internal_get_tmp_var): Remove restrict handling.
8937 (gimple_regimplify_operands): Likewise.
8938 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8939 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8940 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8941 * tree.c (restrict_base_for_decl): Remove.
8942 (init_ttree): Do not allocate it.
8943 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8944 LABEL_DECL_UID for label decls.
8945 (copy_node_stat): Do not copy restrict information.
8946 (decl_restrict_base_lookup): Remove.
8947 (decl_restrict_base_insert): Likewise.
8948 (print_restrict_base_statistics): Likewise.
8949 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8950 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8951 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8952 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8953 (LABEL_DECL_UID): Adjust.
8954 (DECL_BASED_ON_RESTRICT_P): Remove.
8955 (DECL_GET_RESTRICT_BASE): Likewise.
8956 (SET_DECL_RESTRICT_BASE): Likewise.
8957 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8959 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8960 instead of DECL_POINTER_ALIAS_SET.
8961 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8962 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8963 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8965 2009-06-29 Richard Guenther <rguenther@suse.de>
8967 PR tree-optimization/40579
8968 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8969 the IL to simplify has constants that overflowed.
8971 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8973 PR tree-optimization/40550
8974 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8975 vector_compute_type only when the size of vector_compute_type is
8976 less than the size of type.
8978 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8980 * fold-const.c (contains_label_1): Fix comments.
8981 (contains_label_p): Do not walk trees multiple time.
8983 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8985 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8986 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8987 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8988 ix86_fp_comparison_operator.
8989 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8990 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8991 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8992 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8993 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8994 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8995 (related splits): Change predicate to ix86_fp_comparison_operator.
8996 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8997 instead of ix86_fp_comparison_codes.
8998 (ix86_trivial_fp_comparison_operator,
8999 ix86_fp_comparison_operator): New.
9000 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9001 (ix86_expand_compare): Eliminate last two parameters.
9002 (ix86_fp_jump_nontrivial_p): Kill.
9003 * config/i386/i386.c (put_condition_code): Eliminate call to
9004 ix86_fp_comparison_codes and subsequent assertion.
9005 (ix86_fp_comparison_codes): Eliminate.
9006 (ix86_fp_swap_condition): New.
9007 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9008 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9009 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9010 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9011 and ix86_fp_swap_condition.
9012 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9013 Use ix86_fp_comparison_strategy.
9014 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9015 (ix86_fp_jump_nontrivial_p): Eliminate.
9016 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9017 call to ix86_expand_compare.
9018 (ix86_split_fp_branch, ix86_expand_setcc,
9019 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9020 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9022 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9024 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9025 related to jump_clobbers.
9026 * config/arm/arm.md (conds): Remove jump_clob case.
9027 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9028 splits): Change comparison_operator to arm_comparison_operator.
9029 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9032 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9034 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9035 condition for floating point modes.
9036 * expmed.c (emit_store_flag_1): Move here a bigger part
9038 (emit_store_flag): Try swapping the condition for floating point
9040 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9042 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9044 * expr.c (expand_expr_real_1): Just use do_store_flag.
9045 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9046 emit_store_flag_force.
9047 * expmed.c (emit_store_flag_force): Copy here trick
9048 previously in expand_expr_real_1. Try reversing the comparison.
9049 (emit_store_flag_1): Work if target is NULL.
9050 (emit_store_flag): Work if target is NULL, using the result mode
9051 from the comparison. Use split_comparison, restructure final part
9052 to simplify conditionals.
9054 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9056 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9057 * dojump.c (do_jump): Change handling of floating-point
9058 ops to use just do_compare_and_jump.
9059 (split_comparison): New.
9060 (do_compare_rtx_and_jump): Add here logic coming previously
9061 in do_jump, using split_comparison.
9063 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9066 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9068 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9070 * tree-ssa-alias.c: Fix unintentional commit.
9072 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9074 * passes.c (execute_one_pass): Fix unintentional commit.
9076 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9078 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9079 (df_rd_local_compute, df_md_local_compute): Inline them.
9081 (df_md_scratch): New.
9082 (df_md_alloc, df_md_free): Allocate/free it.
9083 (df_md_local_compute): Only include live registers in init.
9084 (df_md_transfer_function): Prune the in-set computed by
9085 the confluence function, and the gen-set too.
9087 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9089 PR rtl-optimization/26854
9090 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9091 * df-problems.c (df_rd_add_problem): Fix comment.
9092 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9093 df_md_simulate_artificial_defs_at_top,
9094 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9095 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9096 df_md_transfer_function, df_md_init, df_md_confluence_0,
9097 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9098 problem_MD, df_md_add_problem): New.
9099 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9100 df_md_get_bb_info): New.
9101 (DF_LAST_PROBLEM_PLUS1): Adjust.
9103 * Makefile.in (fwprop.o): Include domwalk.h.
9104 * fwprop.c: Include domwalk.h.
9105 (reg_defs, reg_defs_stack): New.
9106 (bitmap_only_bit_between): Remove.
9107 (process_defs): New.
9108 (process_uses): Use reg_defs and local_md instead of
9109 bitmap_only_bit_between and local_rd.
9110 (single_def_use_enter_block): New, from build_single_def_use_links.
9111 (single_def_use_leave_block): New.
9112 (build_single_def_use_links): Remove code moved to
9113 single_def_use_enter_block, invoke domwalk.
9114 (use_killed_between): Adjust comment.
9116 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9118 * bitmap.h (bitmap_ior_and_into): New.
9119 * bitmap.c (bitmap_ior_and_into): New.
9121 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9123 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9124 before_dom_children_before_stmts and after_dom_children_after_stmts.
9125 Rename the two remaining callbacks to just before_dom_children and
9126 after_dom_children. Remove other GIMPLE statement walking bits.
9127 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9128 * graphite.c: Do not include domwalk.h.
9129 * tree-into-ssa.c (interesting_blocks): New global.
9130 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9131 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9132 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9133 now that they're not domwalk callbacks.
9134 (rewrite_initialize_block): Rename to...
9135 (rewrite_enter_block): ... this, place after called functions. Test
9136 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9137 (rewrite_finalize_block): Rename to...
9138 (rewrite_leave_block): ... this, place after called functions.
9139 (rewrite_update_init_block): Rename to...
9140 (rewrite_update_enter_block): ... this, place after called functions.
9141 Test interesting_blocks, call rewrite_update_stmt and
9142 rewrite_update_phi_arguments.
9143 (rewrite_update_fini_block): Rename to...
9144 (rewrite_leave_block): ... this, place after called functions.
9145 (rewrite_blocks): Remove last argument, simplify initialization of
9147 (mark_def_sites_initialize_block): Rename to...
9148 (mark_def_sites_block): ... this, call mark_def_sites.
9149 (mark_def_sites_blocks): Remove argument, simplify initialization of
9151 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9152 (update_ssa): Likewise.
9153 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9155 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9156 (dom_opt_initialize_block): Rename to...
9157 (dom_opt_enter_block): ... this, place after called functions. Walk
9158 statements here, inline propagate_to_outgoing_edges.
9159 (dom_opt_finalize_block): Rename to...
9160 (dom_opt_leave_block): ... this, place after called functions.
9161 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9163 (dse_enter_block, dse_record_phi): New.
9164 (dse_record_phis): Delete.
9165 (dse_finalize_block): Rename to...
9166 (dse_leave_block): ... this.
9167 (tree_ssa_dse): Simplify initialization of walk_data.
9168 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9169 Adjust initialization of walk_data.
9170 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9171 * tree-ssa-loop-phiopt.c (get_non_trapping):
9172 Adjust initialization of walk_data.
9173 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9174 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9175 it's not a domwalk callback.
9176 (uncprop_initialize_block): Rename to...
9177 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9178 (dse_finalize_block): Rename to...
9179 (dse_leave_block): ... this.
9180 (tree_ssa_uncprop): Simplify initialization of walk_data.
9181 * Makefile.in: Adjust dependencies.
9183 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9185 * arm.md (casesi): Fix test for Thumb1.
9186 (thumb1_casesi_internal_pic): Likewise.
9187 (thumb1_casesi_dispatch): Likewise.
9189 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9191 * config/arm/arm-cores.def: Added core cortex-m0.
9192 * config/arm/arm-tune.md: Regenerated.
9193 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9195 2009-06-26 DJ Delorie <dj@redhat.com>
9197 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9199 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9200 the scheduler doesn't tag jump insns.
9202 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9204 * c-decl.c (merge_decls): Re-indent.
9206 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9209 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9210 Special-case decimal float constants.
9212 2009-06-26 Richard Henderson <rth@redhat.com>
9214 * function.h (struct function): Add cannot_be_copied_reason,
9215 and cannot_be_copied_set.
9216 * tree-inline.c (has_label_address_in_static_1): Rename from
9217 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9218 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9219 don't set inline_forbidden_reason.
9220 (copy_forbidden): New function, split out of inline_forbidden_p.
9221 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9222 (inline_forbidden_p): Use copy_forbidden.
9223 (tree_versionable_function_p): Likewise.
9224 (inlinable_function_p): Merge into tree_inlinable_function_p.
9225 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9226 * ipa-cp.c (ipcp_versionable_function_p): New function.
9227 (ipcp_cloning_candidate_p): Use it.
9228 (ipcp_node_modifiable_p): Likewise.
9230 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9232 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9233 that is marked not to be inlined. Remove flag_mudflap use.
9234 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9235 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9237 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9240 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9241 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9243 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9245 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9247 (__mingwthr_remove_key_dtor): Likewise.
9249 2009-06-26 Richard Guenther <rguenther@suse.de>
9251 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9253 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9256 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9257 try the non-cond_exec path also.
9259 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9262 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9263 (output_cbranch): Use new functions.
9264 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9267 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9268 Pat Haugen <pthaugen@us.ibm.com>
9269 Revital Eres <ERES@il.ibm.com>
9271 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9272 for %c error. Add %x support to print VSX registers as a unified
9273 register set, instead of separate float and altivec registers.
9274 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9275 %y case, and add support for VSX pre-modify addresses.
9276 (output_toc): Add assert for CONST containing an integer constant
9278 (rs6000_adjust_cost): Add POWER7 support.
9279 (insn_must_be_first_in_group): Ditto.
9280 (insn_must_be_last_in_group): Ditto.
9281 (rs6000_emit_popcount): Ditto.
9282 (rs6000_vector_mode_supported_p): Ditto.
9284 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9285 Change some of the functions called by macros to being called
9286 through a pointer, so debug functions can be inserted if
9287 -mdebug=addr or -mdebug=cost.
9288 (rs6000_preferred_reload_class_ptr): Ditto.
9289 (rs6000_secondary_reload_class_ptr): Ditto.
9290 (rs6000_secondary_memory_needed_ptr): Ditto.
9291 (rs6000_cannot_change_mode_class_ptr): Ditto.
9292 (rs6000_secondary_reload_inner): Ditto.
9293 (rs6000_legitimize_reload_address): Ditto.
9294 (rs6000_legitimize_reload_address_ptr): Ditto.
9295 (rs6000_mode_dependent_address): Ditto.
9296 (rs6000_mode_dependent_address_ptr): Ditto.
9298 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9299 function to return true if the mode allows reg + integer
9301 (virtual_stack_registers_memory_p): New function to return true if
9302 the address refers to a virtual stack register.
9303 (rs6000_legitimate_offset_address_p): Move code to say whether a
9304 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9306 (rs6000_legitimate_address_p): Add checks for modes that only can
9307 do reg+reg addressing. Start adding VSX support.
9308 (rs6000_legitimize_reload_address): Ditto.
9309 (rs6000_legitimize_address): Ditto.
9310 (rs6000_debug_legitimate_address_p): New debug functions for
9311 -mdebug=addr and -mdebug=cost.
9312 (rs6000_debug_rtx_costs): Ditto.
9313 (rs6000_debug_address_costs): Ditto.
9314 (rs6000_debug_adjust_cost): Ditto.
9315 (rs6000_debug_legitimize_address): Ditto.
9316 (rs6000_legitimize_reload_address_ptr): Point to call normal
9317 function or debug function. Make functions called via pointer
9319 (rs6000_mode_dependent_address_ptr): Ditto.
9320 (rs6000_secondary_reload_class_ptr): Ditto.
9321 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9322 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9323 into a friendlier error.
9324 (rs6000_init_builtins): Add initial VSX support.
9325 (rs6000_adjust_cost): Fix some spacing issues.
9327 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9328 (REG_CLASS_NAMES): Ditto.
9329 (REG_CLASS_CONTENTS): Ditto.
9330 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9331 pointer, to add -mdebug=addr support.
9332 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9333 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9334 -mdebug=addr support.
9335 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9336 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9337 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9339 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9341 (bswapsi*): Set attribute types for load/store. Add combiner
9342 patterns to eliminate zero extend on 64-bit.
9343 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9344 stdbrx if the hardware supports those instructions.
9346 2009-06-25 Ian Lance Taylor <iant@google.com>
9348 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9349 (Link Options): Document -static-libstdc++.
9351 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9354 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9355 DATA_ALIGNMENT instead.
9357 2009-06-25 Richard Guenther <rguenther@suse.de>
9359 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9360 indirect references against the callused/escaped solutions.
9361 (call_may_clobber_ref_p_1): Likewise.
9363 2009-06-25 Martin Jambor <mjambor@suse.cz>
9365 PR tree-optimization/40493
9366 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9367 (enum unscalarized_data_handling): New type.
9368 (handle_unscalarized_data_in_subtree): Return what has been done.
9369 (load_assign_lhs_subreplacements): Handle left flushes differently.
9370 (sra_modify_assign): Use unscalarized_data_handling, simplified
9371 condition determining whether to remove the statement.
9373 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9375 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9376 excerpt - @ should be doubled for texinfo.
9378 2009-06-24 Ian Lance Taylor <iant@google.com>
9380 * config/arc/arc.c: Include "df.h".
9381 (arc_attribute_table): Make static. Move higher in file.
9382 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9383 (output_shift): Initialize n later to avoid warning.
9384 * config/arm/arm.c (arm_attribute_table): Make static. Move
9386 * config/avr/avr.c (avr_attribute_table): Make static. Move
9388 (reg_class_tab): Change array type from int to enum reg_class.
9389 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9391 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9392 (lshrhi3_out): Likewise.
9393 (class_likely_spilled_p): Change return type to bool.
9394 (avr_rtx_costs): Use local code variable with enum type.
9395 * config/avr/avr.md (movmemhi): Use add_reg_note.
9396 (andhi3, andsi3): Don't use AS2 with "and".
9397 (iorhi3, iorsi3): Don't use AS2 with "or".
9398 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9399 * config/crx/crx.c: Include "df.h".
9400 (crx_attribute_table): Make static.
9401 * config/m32r/m32r.c: Include "df.h".
9402 (m32r_attribute_table): Make static. Move higher in file.
9403 (pop): Use add_reg_note.
9404 (block_move_call): Change 0 to LCT_NORMAL in function call.
9405 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9406 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9407 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9408 declare, not just when TREE_CODE is defined.
9409 * config/m68hc11/m68hc11.c: Include "expr.h".
9410 (m68hc11_attribute_table): Make static. Move higher in file.
9411 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9413 (m68hc11_register_indirect_p): Likewise.
9414 (m68hc11_function_arg_padding): Change return type to enum
9416 (emit_move_after_reload): Use add_reg_note.
9417 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9418 (m68hc11_split_logical): Likewise.
9419 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9421 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9422 to VOIDmode in function call.
9423 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9425 (m68hc11_split_logical): Update declaration.
9426 (m68hc11_function_arg_padding): Update declaration.
9427 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9428 to array of enum reg_class.
9429 (mcore_attribute_table): Make static. Move higher in file.
9430 (mcore_rtx_costs): Add cast to enum type.
9431 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9432 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9433 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9435 * config/sh/predicates.md (trapping_target_operand): Rename and to
9437 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9439 * config/spu/spu.c (spu_attribute_table): Make static. Move
9441 * config/v850/v850.c (v850_attribute_table): Make static. Move
9443 (v850_rtx_costs): Use local code with enum type.
9444 (expand_epilogue): Add cast.
9445 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9447 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9450 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9451 -m2a-single-only and -m2a-nofpu.
9452 * config/sh/sh.opt: Document m2a generates FPU code.
9454 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9456 * defaults.h (CAN_ELIMINATE): Provide default.
9457 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9458 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9459 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9460 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9461 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9462 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9463 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9464 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9465 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9466 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9468 2009-06-24 DJ Delorie <dj@redhat.com>
9470 * mep-ext-cop.cpu: Fix copyright notice.
9471 * mep-default: Fix copyright notice.
9472 * mep-core: Fix copyright notice.
9473 * mep: Fix copyright notice.
9474 * mep-ivc2: Fix copyright notice.
9475 * mep-c5: Fix copyright notice.
9477 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9479 * doc/contrib.texi (Contributors):
9481 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9484 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9485 src and dst operands if necessary.
9487 2009-06-23 DJ Delorie <dj@redhat.com>
9490 * config.gcc: Add mep support.
9491 * recog.c: Resurrect validate_replace_rtx_subexp().
9492 * recog.h: Likewise.
9493 * config/mep/: Add new port:
9494 * config/mep/constraints.md: New file.
9495 * config/mep/default.h: New file.
9496 * config/mep/intrinsics.h: New file.
9497 * config/mep/intrinsics.md: New file.
9498 * config/mep/ivc2-template.h: New file.
9499 * config/mep/mep-c5.cpu: New file.
9500 * config/mep/mep-core.cpu: New file.
9501 * config/mep/mep-default.cpu: New file.
9502 * config/mep/mep-ext-cop.cpu: New file.
9503 * config/mep/mep-intrin.h: New file.
9504 * config/mep/mep-ivc2.cpu: New file.
9505 * config/mep/mep-lib1.asm: New file.
9506 * config/mep/mep-lib2.c: New file.
9507 * config/mep/mep-pragma.c: New file.
9508 * config/mep/mep-protos.h: New file.
9509 * config/mep/mep-tramp.c: New file.
9510 * config/mep/mep.c: New file.
9511 * config/mep/mep.cpu: New file.
9512 * config/mep/mep.h: New file.
9513 * config/mep/mep.md: New file.
9514 * config/mep/mep.opt: New file.
9515 * config/mep/predicates.md: New file.
9516 * config/mep/t-mep: New file.
9518 2009-06-23 Ian Lance Taylor <iant@google.com>
9520 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9521 from loose_warn into c_loose_warn and from strict_warn into
9522 c_strict_warn. Set and substitute warn_cxxflags. Check for
9523 --enable-build-with-cxx. Set and substitute
9524 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9525 * Makefile.in (CXXFLAGS): New variable.
9526 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9527 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9528 the default is the same as $(STRICT_WARN).
9529 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9530 (CXX): New variable.
9531 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9532 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9533 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9534 (HOST_LIBS): New variable.
9535 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9536 (ALL_CXXFLAGS): New variable.
9537 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9538 * doc/install.texi (Configuration): Document
9539 --enable-build-with-cxx, --with-stage1-ldflags,
9540 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9541 * configure: Rebuild.
9543 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9545 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9546 from previous commit.
9548 2009-06-23 Ian Lance Taylor <iant@google.com>
9550 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9552 2009-06-23 Ian Lance Taylor <iant@google.com>
9554 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9555 with ATTRIBUTE_UNUSED.
9557 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9558 Pat Haugen <pthaugen@us.ibm.com>
9559 Revital Eres <eres@il.ibm.com>
9561 * config.in (HAVE_AS_POPCNTD): Add default definition.
9562 (HAVE_AS_LWSYNC): Ditto.
9564 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9566 (gcc_cv_as_powerpc_cmpb): Ditto.
9567 (gcc_cv_as_powerpc_dfp): Ditto.
9568 (gcc_cv_as_powerpc_vsx): Ditto.
9569 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9570 supporting the popcntd/lwsync instructions.
9571 (gcc_cv_as_powerpc_lwsync): Ditto.
9572 * configure: Regenerate.
9574 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9575 -mcpu=native and -mcpu=power7.
9576 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9578 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9579 a variable instead of a mask to reduce the number of mask bits.
9580 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9581 (-mbit-word): Ditto.
9582 (-mregnames): Ditto.
9583 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9584 (-mfused-madd): Ditto.
9586 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9588 (-mvsx): New switch for VSX instructions.
9589 (-misel): Move from a variable to a mask to allow it to be set by
9592 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9593 function declaration to an array declaration.
9594 (rs6000_hard_regno_nregs): New external array declaration.
9596 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9597 files included by rs6000.md.
9599 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9600 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9602 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9604 (rs6000_debug_reg): New -mdebug= variables.
9605 (rs6000_debug_addr): Ditto.
9606 (rs6000_debug_cost): Ditto.
9607 (rs6000_pmode): New variable to hold Pmode.
9608 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9609 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9610 calculated at compiler start.
9611 (rs6000_hard_regno_nregs): Change function to an array which holds
9612 HARD_REGNO_NREGS calculated at compiler start.
9613 (rs6000_explicit_options): Delete isel field.
9614 (rs6000_vector_unit): New array to hold which vector unit
9615 supports arithmetic options for a given type.
9616 (rs6000_vector_mem): New array to hold which vector unit supports
9617 memory reference operations for a given type.
9618 (rs6000_vector_align): New array to given the alignment of each
9620 (power7_cost): New basic costs for power7.
9621 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9622 (rs6000_hard_regno_nregs_internal): New function, moved from
9623 HARD_REGNO_NREGS, to calculate the number of registers each hard
9624 register takes for each type.
9625 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9626 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9627 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9628 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9629 unit information here so it is calculated once at compiler startup
9631 (rs6000_override_options): Make -misel a target mask. Add more
9632 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9633 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9635 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9636 (rs6000_handle_option): Move -misel from variable to target mask.
9637 (rs6000_builtin_mask_for_load): Add VSX support.
9638 (rs6000_conditional_register_usage): Ditto.
9639 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9640 (function_arg_boundary): Ditto.
9641 (rs6000_expand_builtin): Ditto.
9642 (def_builtin): Make abort message a little friendlier.
9643 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9645 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9646 assembler support the popcntd instruction instead of a vsx
9647 instruction to enable power7 support.
9648 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9649 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9650 option to the assembler if -mcpu=native.
9651 (ASM_CPU_NATIVE_SPEC): Ditto.
9652 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9654 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9655 the lwsync instruction.
9656 (enum processor_type): Add PROCESSOR_POWER7.
9657 (rs6000_debug_reg): New -mdebug= options.
9658 (rs6000_debug_addr): Ditto.
9659 (rs6000_debug_cost): Ditto.
9660 (rs6000_isel): Delete.
9661 (enum rs6000_vector): New enum to say what vector unit we have.
9662 (VECTOR_UNIT_*): New macros to say which vector unit has
9663 arithmetic operations for a given type.
9664 (VECTOR_MEM_*): New macros to say which vector unit has memory
9665 operations for a given type.
9666 (TARGET_LDBRX): Whether the machine supports the ldbrx
9668 (TARGET_ISEL): Delete, -misel moved to be a mask.
9669 (TARGET_ISEL64): New macro for 64-bit isel support.
9670 (UNITS_PER_VSX_WORD): New macro.
9671 (POINTER_SIZE): Move to be an external variable, rather than
9672 calculating whether we are generating 32 ot 64-bit code.
9674 (STACK_BOUNDARY): Add VSX support.
9675 (LOCAL_ALIGNMENT): Ditto.
9676 (SLOW_UNALIGNED_ACCESS): Ditto.
9677 (VSX_REGNO_P): New macro for VSX support.
9678 (VFLOAT_REGNO_P): Ditto.
9679 (VINT_REGNO_P): Ditto.
9680 (VLOGICAL_REGNO_P): Ditto.
9681 (VSX_VECTOR_MODE): Ditto.
9682 (VSX_SCALAR_MODE): Ditto.
9684 (VSX_MOVE_MODE): Ditto.
9685 (VSX_REG_CLASS_P): Ditto.
9686 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9688 (UNITS_PER_SIMD_WORD): Add VSX support.
9689 (MODES_TIEABLE_P): Ditto.
9690 (STARTING_FRAME_OFFSET): Ditto.
9691 (STACK_DYNAMIC_OFFSET): Ditto.
9692 (EPILOGUE_USES): Ditto.
9693 (REGNO_REG_CLASS): Move to array lookup.
9694 (CLASS_MAX_NREGS): Ditto.
9695 (rs6000_vector_reg_class): Add declaration.
9696 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9697 overlap with the floating point and Altivec registers.
9699 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9701 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9702 give the appropriate asm switches if -mcpu=native.
9703 (host_detect_local_cpu): Add support for "asm".
9704 (host_detect_local_cpu): Follow GNU code guidelines for name.
9706 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9707 -mbit-word to a variable instead of being a target mask.
9709 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9710 emit the lwsync instruction instead of emitting the instruction as
9711 an integer constant.
9713 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9714 fixuns_trundfsi2, move expander into rs6000.md.
9716 * config/rs6000/rs6000.md (cpu): Add power7.
9717 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9718 (logical predicate patterns): Change the single instruction
9719 primitives that set CR0 to be fast_compare instead of compare.
9721 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9722 (popcntddi2): Ditto.
9723 (popcount<mode>): Ditto.
9724 (floating multiply/add insns): Name the floating point
9726 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9727 (isel_unsigned_<mode>): Ditto.
9728 (fixuns_trundfsi2): Move expander here from spe.md.
9729 (smindi3): Define if we have -misel on 64-bit systems.
9734 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9736 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9738 * config/avr/avr.c (avr_current_device): New variable.
9739 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9740 (avr_arch, mcu_type_s): Move to avr.h.
9741 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9742 default_data_section_start fields.
9743 (avr_arch): Moved from avr.c.
9744 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9745 library_name fields.
9746 (avr_current_device, avr_mcu_types, avr_arch_types,
9747 avr_device_to_arch, avr_device_to_data_start,
9748 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9749 (EXTRA_SPEC_FUNCTIONS): Define.
9750 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9751 options mapping. Use device_to_arch and device_to_data_start insted.
9752 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9753 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9754 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9755 * config/avr/driver-avr.c: New file.
9756 * config/avr/avr-devices.c: New file.
9758 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9760 * var-tracking.c (unshare_variable): Force initialized to
9761 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9762 (set_variable_part): Likewise.
9763 (struct variable_union_info): Remove pos_src field.
9764 (vui_vec, vui_allocated): New variables.
9765 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9766 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9767 == 1 use a simpler sorting algorithm. Compute pos field right
9768 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9769 Avoid quadratic comparison if !flag_var_tracking_uninit.
9770 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9771 unshare_variable unconditionally.
9772 (dataflow_set_different_2): Removed.
9773 (dataflow_set_different): Don't traverse second hash table.
9774 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9775 unconditionally to var_reg_set or var_mem_set.
9776 (emit_notes_in_bb): Likewise.
9777 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9779 (emit_note_insn_var_location): Don't set initialized to
9780 VAR_INIT_STATUS_INITIALIZED early.
9781 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9783 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9785 * tree-object-size.c (addr_object_size): Instead of checking
9786 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9787 are no FIELD_DECLs following it.
9789 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9791 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9792 order to match bswaps with signed source operands.
9794 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9796 * sdbout.c (sdbout_one_type): Fix braces in switch.
9798 2009-06-23 Richard Guenther <rguenther@suse.de>
9800 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9802 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9803 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9804 var_callused, callused_tree, var_storedanything, storedanything_tree,
9805 var_integer, integer_tree): Remove global variables.
9806 (new_var_info): Do not pass new id, append the new var to the
9807 global variable vector.
9808 (do_ds_constraint): Use is_global_var member of the variable-info.
9809 (new_scalar_tmp_constraint_exp): Adjust.
9810 (create_function_info_for): Likewise.
9811 (create_variable_info_for): Likewise.
9812 (find_what_var_points_to): Remove dead code.
9813 (init_base_vars): Simplify.
9814 (compute_points_to_sets): Adjust.
9816 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9818 * combine.c (try_combine): Dump information about the insns we're
9821 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9823 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9824 check when calling force_to_mode on TRUNCATE's operand.
9826 2009-06-22 Ian Lance Taylor <iant@google.com>
9828 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9830 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9832 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9834 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9836 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9837 override library linkage flags such as -static-libgcc or
9840 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9842 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9844 2009-06-22 Ian Lance Taylor <iant@google.com>
9846 * config/linux.opt: Put mglibc ahead of muclibc.
9848 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9849 for duplicate decls.
9851 2009-06-22 Matthias Klose <doko@ubuntu.com>
9853 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9855 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9858 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9859 instead of NULL if a parser error occurs.
9861 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9863 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9864 non-DWARF2_DEBUGGING_INFO version.
9866 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9868 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9869 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9871 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9872 (LIBGCC2_TF_CEXT): Define.
9875 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9878 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9880 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9882 * config/arm/arm.c (arm_override_options): Disable
9883 -mcaller-super-interworking and -mcallee-super-interworking.
9884 * doc/invoke.texi (ARM Options): Document this.
9886 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9888 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9889 * config/arm/constraints.md (j): New constraint for movw operands.
9890 (N): Remove thumb2 meaning.
9891 * config/arm/arm.md (*arm_movw): Delete.
9892 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9893 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9894 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9896 2009-06-22 Martin Jambor <mjambor@suse.cz>
9898 PR tree-optimization/40492
9899 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9900 build_ref_for_offset.
9902 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9904 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9905 JUMP_TABLE_DATA_P predicates where applicable.
9906 * auto-inc-dec.c: Ditto.
9907 * builtins.c: Ditto.
9908 * caller-save.c: Ditto.
9910 * cfgcleanup.c: Ditto.
9911 * cfglayout.c: Ditto.
9914 * combine-stack-adj.c: Ditto.
9920 * dwarf2asm.c: Ditto.
9921 * dwarf2out.c: Ditto.
9922 * emit-rtl.c: Ditto.
9928 * function.c: Ditto.
9931 * genpreds.c: Ditto.
9932 * genrecog.c: Ditto.
9934 * ira-costs.c: Ditto.
9935 * ira-lives.c: Ditto.
9938 * lower-subreg.c: Ditto.
9939 * modulo-sched.c: Ditto.
9941 * postreload.c: Ditto.
9942 * print-rtl.c: Ditto.
9951 * sched-vis.c: Ditto.
9953 * sel-sched-ir.c: Ditto.
9954 * simplify-rtx.c: Ditto.
9955 * targhooks.c: Ditto.
9956 * var-tracking.c: Ditto.
9957 * vmsdbgout.c: Ditto.
9959 2009-06-22 Matthias Klose <doko@ubuntu.com>
9961 * Makefile.in (install-plugin): Always use DESTDIR.
9963 2009-06-22 Olivier Hainque <hainque@adacore.com>
9965 * config/pa/pa.c (output_call): Don't optimize post call jumps
9966 into return address adjustments if the call may throw.
9968 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9970 * arm.c (thumb1_output_casesi): New function.
9971 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9972 optimizing for size or PIC.
9973 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9974 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9975 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9976 (thumb1_casesi_internal_pic): New expand rule.
9977 (thumb1_casesi_dispatch): New pattern.
9978 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9980 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9981 in the text seciton when PIC or optimizing for size.
9982 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9983 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9984 preservation properties of code.
9985 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9986 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9987 (__gnu_thumb1_case_si): New function.
9988 * t-arm (LIB1ASMSRC): Define here.
9989 (LIB1ASMFUNCS): Add some common functions.
9990 * t-arm-elf (LIB1ASMSRC): Delete.
9991 (LIB1ASMFUNCS): Append to existing set.
9992 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9993 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9994 * t-symbian (LIB1ASMFUNCS): Likewise.
9995 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9996 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9998 2009-06-21 Richard Guenther <rguenther@suse.de>
10000 PR tree-optimization/38729
10001 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10002 to loops with a single exit if -fno-expensive-optimizations.
10004 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10006 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10007 (dataflow_set): Change vars type from htab_t to shared_hash.
10008 (shared_hash_pool, empty_shared_hash): New variables.
10009 (vars_clear): Removed.
10010 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10011 shared_hash_find_slot_unshare, shared_hash_find_slot,
10012 shared_hash_find_slot_noinsert, shared_hash_find): New
10014 (shared_hash_unshare, shared_hash_destroy): New functions.
10015 (unshare_variable): Unshare set->vars if shared, use
10017 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10018 (get_init_value, find_src_set_src, dump_dataflow_set,
10019 clobber_variable_part, emit_notes_for_differences): Use
10021 (dataflow_set_init): Remove second argument, set vars to
10022 empty_shared_hash instead of creating a new htab.
10023 (dataflow_set_clear): Call shared_hash_destroy and set vars
10024 to empty_shared_hash instead of calling vars_clear.
10025 (dataflow_set_copy): Don't call vars_copy, instead just share
10026 the src htab with dst.
10027 (variable_union): Use shared_hash_*, use initially NO_INSERT
10028 lookup if set->vars is shared. Don't keep slot cleared before
10029 calling unshare_variable. Unshare set->vars if needed.
10030 Even ->refcount == 1 vars must be unshared if set->vars is shared
10031 and var needs to be modified.
10032 (variable_canonicalize): New function.
10033 (dataflow_set_union): If dst->vars is empty, just share src->vars
10034 with dst->vars and traverse with variable_canonicalize to canonicalize
10035 and unshare what is needed.
10036 (dataflow_set_different): If old_set and new_set use the same shared
10037 htab, they aren't different. If number of htab elements is different,
10038 htabs are different. Use shared_hash_*.
10039 (dataflow_set_destroy): Call shared_hash_destroy instead of
10041 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10042 second argument to dataflow_set_init.
10043 (vt_initialize): Likewise. Initialize shared_hash_pool and
10044 empty_shared_hash, move bb in/out initialization afterwards.
10045 Use variable_htab_free instead of NULL as changed_variables del hook.
10046 (variable_was_changed): Change type of second argument to pointer to
10047 dataflow_set. When inserting var into changed_variables, bump
10048 refcount. Unshare set->vars if set is shared htab and slot needs to
10050 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10051 lookup if set->vars is shared. Unshare set->vars if needed.
10052 Even ->refcount == 1 vars must be unshared if set->vars is shared
10053 and var needs to be modified. Adjust variable_was_changed caller.
10054 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10055 vars must be unshared if set->vars is shared and var needs to be
10056 modified. Adjust variable_was_changed caller.
10057 (emit_note_insn_var_location): Don't pool_free var.
10058 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10060 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10061 free_alloc_pool on shared_hash_pool.
10063 2009-06-20 Anthony Green <green@moxielogic.com>
10065 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10066 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10068 2009-06-20 Richard Guenther <rguenther@suse.de>
10070 * tree-ssa-structalias.c (find_func_aliases): For memset use
10071 a constraint from NULL if we memset to zero.
10072 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10073 we explicitly handle that do not read from memory.
10074 (call_may_clobber_ref_p_1): Properly handle builtins that may
10077 2009-06-20 Richard Guenther <rguenther@suse.de>
10079 PR tree-optimization/40495
10080 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10081 (new_scalar_tmp_constraint_exp): New function.
10082 (process_constraint): Do not create temporary decls.
10083 (process_all_all_constraints): Likewise.
10084 (handle_const_call): Likewise.
10085 (create_function_info_for): Do not set decl.
10087 2009-06-19 Ian Lance Taylor <iant@google.com>
10089 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10090 (rs6000_attribute_table): Make static; move before use.
10092 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10094 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10095 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10096 Propagate the TREE_READONLY flag without overwriting it.
10097 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10098 Propagate the TREE_READONLY flag onto the result.
10099 (process_call_operands): Move around. Use correct constant value.
10101 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10104 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10105 * config/arm/arm.md: Likewise.
10107 2009-06-19 Ian Lance Taylor <iant@google.com>
10109 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10110 to GIMPLE_ERROR_MARK.
10112 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10113 op2_original_type parameters. Warn about using different enum types.
10114 * c-parser.c (c_parser_conditional_expression): Pass original
10115 types to build_conditional_expr.
10116 * c-tree.h (build_conditional_expr): Update declaration.
10118 2009-06-19 Ian Lance Taylor <iant@google.com>
10120 * config/i386/i386.c (ix86_function_specific_save): Test that
10121 fields match values, rather than testing the values are in a
10124 2009-06-19 Richard Guenther <rguenther@suse.de>
10126 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10127 ADDR_EXPR pointers.
10128 (ptr_derefs_may_alias_p): Likewise.
10129 (ptr_deref_may_alias_ref_p_1): New function.
10130 (ptr_deref_may_alias_ref_p): Likewise.
10131 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10132 covered by looking at the ESCAPED solution.
10133 (call_may_clobber_ref_p_1): Likewise.
10134 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10135 Handle NULL_TREE offset. Do not produce redundant constraints.
10136 (process_all_all_constraints): New helper function.
10137 (do_structure_copy): Use it.
10138 (handle_lhs_call): Likewise.
10139 (find_func_aliases): Handle some builtins with pointer arguments
10140 and/or return values explicitly.
10142 2009-06-19 Ian Lance Taylor <iant@google.com>
10144 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10146 2009-06-19 Ian Lance Taylor <iant@google.com>
10148 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10150 2009-06-19 Ian Lance Taylor <iant@google.com>
10152 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10153 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10156 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10157 uninitialized const.
10159 2009-06-19 Ian Lance Taylor <iant@google.com>
10161 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10164 * c-decl.c (in_struct, struct_types): Remove.
10165 (struct c_binding): Add in_struct field.
10166 (c_binding_ptr): Define type, along with VEC.
10167 (struct c_struct_parse_info): Define.
10168 (struct_parse_info): New static variable.
10169 (bind): Initialize in_struct field.
10170 (start_struct): Remove enclosing_in_struct and
10171 enclosing_struct_types parameters. Add
10172 enclosing_struct_parse_info parameter. Change all callers. Set
10173 struct_parse_info rather than in_struct and struct_types.
10174 (grokfield): If -Wc++-compat and there is a symbol binding for the
10175 field name, set the in_struct flag and push it on the
10176 struct_parse_info->fields vector.
10177 (warn_cxx_compat_finish_struct): New static function.
10178 (finish_struct): Remove enclosing_in_struct and
10179 enclosing_struct_types parameters. Add
10180 enclosing_struct_parse_info parameter. Change all callers. Don't
10181 set C_TYPE_DEFINED_IN_STRUCT here. Call
10182 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10183 parameter. Only push on struct_types if warn_cxx_compat.
10184 (finish_enum): Only push on struct_types if warn_cxx_compat.
10185 (declspecs_add_type): Add loc parameter. Change all callers.
10186 Change all error calls to error_at. Pass loc, not input_location,
10187 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10188 defined in a struct. If -Wc++-compat and parsing a struct, record
10189 that a typedef name was used.
10190 * c-parser.c (c_parser_declspecs): Get location to pass to
10191 declspecs_add_type.
10192 (c_parser_struct_or_union_specifier): Update calls to start_struct
10194 * c-tree.h (struct c_struct_parse_info): Declare.
10195 (finish_struct, start_struct): Update declarations.
10196 (declspecs_add_type): Update declaration.
10198 2009-06-19 Ian Lance Taylor <iant@google.com>
10200 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10201 variable with an anonymous type.
10203 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10205 * see.c: Remove for real.
10207 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10209 * optabs.h (enum optab_index): Add new OTI_significand.
10210 (significand_optab): Define corresponding macro.
10211 * optabs.c (init_optabs): Initialize significand_optab.
10212 * genopinit.c (optabs): Implement significand_optab using
10213 significand?f2 patterns.
10214 * builtins.c (expand_builtin_mathfn): Handle
10215 BUILT_IN_SIGNIFICAND{,F,L}.
10216 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10217 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10219 * config/i386/i386.md (significandxf2, significand<mode>2): New
10220 expanders to implement significandf, significand and significandl
10221 built-ins as inline x87 intrinsics.
10223 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10225 * config/avr/avr.c (avr_override_options): Remove setting value of
10226 PARAM_INLINE_CALL_COST.
10228 2009-06-18 Richard Henderson <rth@redhat.com>
10231 * tree-pass.h (TDF_ASMNAME): New.
10232 * tree-dump.c (dump_options): Add asmname.
10233 * doc/invoke.texi: Document it.
10235 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10236 (dump_decl_name): ...here.
10237 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10238 (dump_generic_node): Update dump_function_name calls.
10239 (print_call_name): New flags arg; update all dump calls.
10240 * diagnostic.h (print_call_name): Update.
10241 * gimple-pretty-print.c (dump_gimple_call): Update.
10243 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10246 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10248 2009-06-18 Diego Novillo <dnovillo@google.com>
10250 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10251 * plugin.c (str_license): Declare.
10252 (try_init_one_plugin): Assert that the symbol
10253 'plugin_is_GPL_compatible' exists.
10255 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10258 * Makefile.in (OBJS-common): Remove see.o.
10260 * common.opt (fsee): Mark as preserved for backward compatibility.
10261 * opts.c (common_handle_option): Add OPT_fsee to the backward
10262 compatibility section.
10263 * passes.c (init_optimization_passes, pass_see): Remove pass.
10264 * timevar.def (TV_SEE): Remove.
10265 * tree-pass.h (pass_see): Remove declaration.
10266 * doc/invoke.texi (-fsee): Remove documentation.
10268 2009-06-18 Martin Jambor <mjambor@suse.cz>
10270 * tree-sra.c: Include statistics.h
10271 (sra_stats): New variable.
10272 (sra_initialize): Clear sra_stats.
10273 (create_access_replacement): Increment sra_stats.replacements.
10274 (get_access_replacement): Do not return twice.
10275 (analyze_all_variable_accesses): Increment statistics counter by the
10276 number of scalarized aggregates.
10277 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10278 (sra_modify_expr): Increment sra_stats.exprs.
10279 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10280 (sra_modify_assign): Increment sra_stats.exprs,
10281 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10282 (perform_intra_sra): Update statistics counters.
10283 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10285 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10287 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10288 (arm_scalar_mode_supported_p): New function.
10290 2009-06-18 Paul Brook <paul@codesourcery.com>
10291 Sandra Loosemore <sandra@codesourcery.com>
10293 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10294 (__extendhfsf2, __truncsfhf2): Define.
10295 * config/arm/fp16.c: New file.
10296 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10297 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10299 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10301 * doc/extend.texi (Half-Precision): New section.
10302 * doc/invoke.texi (Option Summary): List -mfp16-format.
10303 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10304 * config/arm/arm.opt (mfp16-format=): New.
10305 * config/arm/arm.c: Include intl.h.
10306 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10307 (TARGET_INVALID_RETURN_TYPE): Redefine.
10308 (TARGET_PROMOTED_TYPE): Redefine.
10309 (TARGET_CONVERT_TO_TYPE): Redefine.
10310 (arm_fp16_format): Define.
10311 (all_fpus): Add entry for neon-fp16.
10312 (fp_model_for_fpu): Likewise.
10313 (struct fp16_format): Declare.
10314 (all_fp16_formats): Define.
10315 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10317 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10319 (arm_legitimate_index_p): Treat HFmode like HImode.
10320 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10321 (coproc_secondary_reload_class): Special-case HFmode.
10322 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10323 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10324 (arm_init_fp16_builtins): New.
10325 (arm_init_builtins): Call it.
10326 (arm_invalid_parameter_type): New.
10327 (arm_invalid_return_type): New.
10328 (arm_promoted_type): New.
10329 (arm_convert_to_type).
10330 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10332 (arm_emit_fp16_const): New function.
10333 (arm_mangle_type): Mangle __fp16 as "Dh".
10334 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10336 (TARGET_NEON_FP16): New.
10337 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10338 (enum fputype): Add FPUTYPE_NEON_FP16.
10339 (enum arm_fp16_format_type): Declare.
10340 (arm_fp16_format): Declare.
10341 (LARGEST_EXPONENT_IS_NORMAL): Define.
10342 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10343 * config/arm/arm-modes.def (HFmode): Define.
10344 * config/arm/vfp.md: (*movhf_vfp): New.
10345 (extendhfsf2): New.
10347 * config/arm/arm.md: (fpu): Add neon_fp16.
10348 (floatsihf2, floatdihf2): New.
10349 (fix_trunchfsi2, fix_trunchfdi2): New.
10351 (extendhfdf2): New.
10353 (*arm32_movhf): New.
10354 (*thumb1_movhf): New.
10355 (consttable_2): Add check for HFmode constants.
10356 (consttable_4): Handle HFmode constants.
10358 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10360 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10362 2009-06-17 Olivier Hainque <hainque@adacore.com>
10364 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10365 const char ** conversion in AIX specific section.
10367 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10369 * config/i386/i386.c (ix86_special_builtin_type): Remove
10370 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10371 (bdesc_special_args): Updated.
10372 (ix86_init_mmx_sse_builtins): Likewise.
10373 (ix86_expand_special_args_builtin): Likewise.
10375 2009-06-17 Richard Henderson <rth@redhat.com>
10377 * tree-pretty-print.c (maybe_dump_asm_name): New.
10378 (dump_decl_name): Use it.
10379 (PRINT_FUNCTION_NAME): Merge into...
10380 (dump_function_name): ... here. Use maybe_dump_asm_name.
10382 2009-06-17 Cary Coutant <ccoutant@google.com>
10384 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10386 * debug.c (struct gcc_debug_hooks): Change placeholder for
10388 (debug_nothing_int_charstar_int): Replaced by...
10389 (debug_nothing_int_charstar_int_bool): ...this.
10390 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10391 source_line prototype.
10392 (debug_nothing_int_charstar_int): Replaced by...
10393 (debug_nothing_int_charstar_int_bool): ...this.
10394 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10395 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10396 Output is_stmt operand when necessary.
10397 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10398 (notice_source_line): Add is_stmt parameter.
10399 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10400 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10402 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10403 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10405 2009-06-17 Ian Lance Taylor <iant@google.com>
10407 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10409 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10412 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10414 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10415 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10416 tree_strip_sign_nop_conversions and
10417 tree_ssa_strip_useless_type_conversions rather than stripping
10418 the operations here.
10419 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10421 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10422 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10423 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10424 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10427 2009-06-17 Michael Eager <eager@eagercon.com>
10429 * config/rs6000/constraints.md (register_constraint "d"): New.
10430 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10431 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10432 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10433 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10434 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10435 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10436 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10437 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10438 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10439 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10441 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10442 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10443 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10444 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10445 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10446 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10447 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10448 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10449 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10450 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10451 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10452 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10453 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10454 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10456 2009-06-16 Ian Lance Taylor <iant@google.com>
10458 * profile.c (total_num_never_executed): Don't define.
10459 (compute_branch_probabilities): Don't count or print
10460 num_never_executed.
10461 (init_branch_prob): Don't set total_num_never_executed.
10462 (end_branch_prob): Don't print total_num_never_executed.
10464 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10466 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10468 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10470 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10471 (nabstd2_fpr): Same.
10473 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10475 * expr.c (expand_assignment): Change complex type check.
10477 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10479 * doc/plugins.texi (Building GCC plugins): Added new section.
10481 2009-06-17 Ian Lance Taylor <iant@google.com>
10483 * c-pch.c (get_ident): Don't set size of templ array.
10484 (pch_init): Don't set size of partial_pch array.
10486 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10487 string constant to intialize an array whose size is the length of
10490 2009-06-17 Richard Guenther <rguenther@suse.de>
10492 PR tree-optimization/40389
10493 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10494 to addressable types.
10495 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10497 2009-06-17 Richard Guenther <rguenther@suse.de>
10499 PR middle-end/40460
10500 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10501 if there is no evolution of left in the loop bail out.
10502 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10503 chrec_fold_multiply.
10505 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10506 Janis Johnson <janis187@us.ibm.com>
10509 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10510 for the symbol ref of a constant that is the source of a move
10511 - nor for any other not-obvious-label-ref constants.
10513 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10515 * plugin.c (position_pass): Skip newly inserted pass during list
10516 traversal to avoid repeated insertion.
10518 2009-06-16 Ian Lance Taylor <iant@google.com>
10520 * vec.h (VEC_stack_alloc): Define different version if
10521 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10522 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10523 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10524 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10526 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10528 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10530 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10531 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10532 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10533 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10534 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10535 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10536 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10537 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10538 __builtin_ia32_rdtscp.
10539 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10540 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10541 and __builtin_ia32_rorhi.
10542 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10543 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10544 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10545 (ix86_expand_args_builtin): Likewise.
10546 (ix86_expand_special_args_builtin): Likewise.
10548 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10549 (UNSPECV_RDTSC): Likewise.
10550 (UNSPECV_RDPMC): Likewise.
10551 (*bsr): Renamed to ...
10553 (*bsr_rex64): Renamed to ...
10556 (*rdpmc): Likewise.
10557 (*rdpmc_rex64): Likewise.
10559 (*rdtsc): Likewise.
10560 (*rdtsc_rex64): Likewise.
10561 (rdtscp): Likewise.
10562 (*rdtscp): Likewise.
10563 (*rdtscp_rex64): Likewise.
10565 * config/i386/ia32intrin.h: New.
10567 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10569 2009-06-16 Ian Lance Taylor <iant@google.com>
10571 * ira-build.c (copy_info_to_removed_store_destinations):
10572 Initialize parent_a.
10574 2009-06-16 Ian Lance Taylor <iant@google.com>
10576 * c-decl.c (grokdeclarator): Change size_varies to bool.
10578 2009-06-16 Ian Lance Taylor <iant@google.com>
10580 * sel-sched.c: Make forward declarations of move_op_hooks and
10581 fur_hooks explicitly extern.
10583 2009-06-16 Ian Lance Taylor <iant@google.com>
10585 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10586 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10588 2009-06-16 Ian Lance Taylor <iant@google.com>
10590 * resource.c (mark_referenced_resources): Change
10591 include_delayed_effects parameter to bool. Change all callers.
10592 (mark_end_of_function_resources): Likewise.
10593 * reorg.c (insn_references_resource_p): Likewise.
10594 (insn_sets_resource_p): Likewise.
10595 * resource.h (mark_referenced_resources): Update declaration.
10596 (mark_end_of_function_resources): Update declaration.
10598 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10600 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10602 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10604 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10605 GCC can bootstrap on AIX with GNU Binutils 2.20.
10607 2009-06-16 Ian Lance Taylor <iant@google.com>
10609 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10611 2009-06-16 Ian Lance Taylor <iant@google.com>
10613 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10614 inline, not extern inline.
10615 (exact_log2): Likewise.
10616 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10618 (exact_log2): Likewise, but don't test CTZ_HWI.
10620 2009-06-16 Ian Lance Taylor <iant@google.com>
10622 * bitmap.c (bitmap_clear): Don't declare as inline.
10623 * gimple.c (gimplify_assign): Likewise.
10624 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10625 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10626 (sched_scan_info): Remove duplicate definition.
10628 2009-06-16 Ian Lance Taylor <iant@google.com>
10630 * c-common.c (skip_evaluation): Don't define.
10631 (c_inhibit_evaluation_warnings): Define global variable.
10632 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10633 than skip_evaluation.
10634 (convert_and_check, warn_for_div_by_zero): Likewise.
10635 * c-common.h (skip_evaluation): Don't declare.
10636 (c_inhibit_evaluation_warnings): Declare.
10637 * c-parser.c (c_parser_typeof_specifier): Set
10638 c_inhibit_evaluation_warnings rather than skip_evaluation.
10639 (c_parser_conditional_expression): Likewise.
10640 (c_parser_binary_expression): Likewise.
10641 (c_parser_sizeof_expression): Likewise.
10642 (c_parser_alignof_expression): Likewise.
10643 * c-typeck.c (build_indirect_ref): Check
10644 c_inhibit_evaluation_warnings rather than skip_evaluation.
10645 (build_conditional_expr, build_binary_op): Likewise.
10647 2009-06-16 Richard Guenther <rguenther@suse.de>
10649 * tree-ssa-alias.c (is_escape_site): Remove.
10650 * tree-ssa-alias.h (enum escape_type): Remove.
10651 (is_escape_site): Likewise.
10652 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10653 via casts and asms without deferring to is_escape_site.
10655 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10657 PR middle-end/40446
10658 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10659 use gen_lowpart if op0 has complex mode.
10661 2009-06-16 Richard Guenther <rguenther@suse.de>
10663 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10664 variables add them to ESCAPED.
10665 (find_func_aliases): Do not make all indirectly stored values escaped.
10667 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10669 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10670 make_decl_one_only.
10672 2009-06-16 Martin Jambor <mjambor@suse.cz>
10674 PR tree-optimization/40432
10675 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10676 check whether we need to force gimple register operand.
10678 2009-06-16 Martin Jambor <mjambor@suse.cz>
10680 PR tree-optimization/40413
10681 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10682 build_ref_for_offset.
10683 (propagate_subacesses_accross_link): Fix a typo in a comment.
10685 2009-06-16 Ira Rosen <irar@il.ibm.com>
10687 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10688 with additional parameter.
10689 * tree-vectorizer.h (enum vect_def_type): Add new value
10691 (enum vect_relevant): Add comments.
10692 (vect_is_simple_reduction): Add new argument.
10693 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10694 Detect nested cycles.
10695 (vect_is_simple_reduction): Update documentation, add an argument to
10696 distinguish inner-loop reduction from nested cycle, detect nested
10697 cycles, fix printings and indentation, don't swap operands in case
10699 (get_initial_def_for_reduction): Handle subtraction.
10700 (vect_create_epilog_for_reduction): Add new argument to specify
10701 reduction variable.
10702 (vect_finalize_reduction): Handle subtraction, fix comments.
10703 (vectorizable_reduction): Handle nested cycles. In case of nested
10704 cycle keep track of the reduction variable position. Call
10705 vect_is_simple_reduction with additional parameter. Use original
10706 statement code in reduction epilogue for nested cycle. Call
10707 vect_create_epilog_for_reduction with additional parameter.
10708 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10709 inner-loop vectorization.
10710 (vect_recog_widen_sum_pattern): Likewise.
10711 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10713 (vect_mark_stmts_to_be_vectorized): Likewise.
10714 (vect_get_vec_def_for_operand): Handle nested cycles.
10716 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10718 * doc/invoke.texi (Debugging Options): Fix option index entries
10719 for -fdump-statistics, -frandom-seed add entries for
10720 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10721 (FRV Options): Fix entries for -mTLS, -mtls.
10722 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10723 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10724 (M68hc1x Options): Fix @itemx for -mnominmax.
10725 (MCore Options): Fix entry for -mno-lsim.
10726 (MMIX Options): Fix entry for -mabi=mmixware.
10727 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10729 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10731 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10732 Mention the plugin mode of gengtype.
10733 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10734 * gengtype.c: Updated copyright.
10735 (plugin_files, nb_plugin_files) Added new static variables.
10736 (measure_input_list) Care about plugin_files.
10737 (write_rtx_next): Added early return in plugin mode.
10738 (create_file): Updated copyright year in generated file. Added
10740 (oprintf): Added early return if NULL outf.
10741 (get_output_file_with_visibility): Care of plugin_files.
10742 (get_output_file_name): May return null.
10743 (write_local): Added early return.
10744 (put_mangled_filename): Ditto.
10745 (finish_root_table): Added check for base_files.
10746 (write_roots): Care about null when plugins.
10747 (main): Added plugin mode.
10749 2009-06-15 Ian Lance Taylor <iant@google.com>
10751 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10752 * gcov.c (read_count_file): Add braces around variables declared
10755 * c.opt (Wjump-misses-init): New warning.
10756 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10757 -Wall and -Wc++-compat if not already set.
10758 (c_common_post_options): Clear warn_jump_misses_init if it was not
10760 * c-decl.c (struct c_binding): Change type field to a union with
10761 new label field. Make it the first field in the struct. Update
10762 references to type to use u.type instead.
10763 (struct c_spot_bindings): Define.
10764 (struct c_goto_bindings): Define.
10765 (c_goto_bindings_p): Define, along with VECs.
10766 (struct c_label_vars): Define.
10767 (struct c_scope): Add has_label_bindings field.
10768 (bind_label, set_spot_bindings): New static functions.
10769 (decl_jump_unsafe, update_spot_bindings): New static functions.
10770 (update_label_decls): New static function.
10771 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10772 Update binding u.label field to shadowed field.
10773 (c_binding_start_stmt_expr): New function.
10774 (c_binding_end_stmt_expr): New function.
10775 (pushdecl): Don't call c_begin_vm_scope.
10776 (make_label): Add defining and p_label_vars parameters. Change
10778 (lookup_label): Correct test for whether a label has not yet been
10779 defined. Call bind_label rather than bind.
10780 (warn_about_goto): New static function.
10781 (lookup_label_for_goto): New function.
10782 (declare_label): Call bind_label rather than bind.
10783 (check_earlier_gotos): New static function.
10784 (define_label): Don't give errors about jumping into statement
10785 expressions or scopes of variably modified types. Call
10786 set_spot_bindings and check_earlier_gotos. Call bind_label
10787 instead of bind. Don't set label_context_stack_se or
10788 label_context_stack_vm.
10789 (c_get_switch_bindings): New function.
10790 (c_release_switch_bindings): New function.
10791 (c_check_switch_jump_warnings): New function.
10792 (start_function): Don't set label_context_stack_se or
10793 label_context_stack_vm.
10794 (finish_function): Likewise.
10795 * c-typeck.c (label_context_stack_se): Don't define.
10796 (label_context_stack_vm): Don't define.
10797 (c_finish_goto_label): Call lookup_label_for_goto rather than
10798 lookup_label. Don't give errors about jumping into a statement
10799 expression or the scope of a variably modified type. Don't set
10800 label_context_stack_se or label_context_stack_vm.
10801 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10802 fields. Add bindings field.
10803 (c_start_case): Don't set deleted fields. Set bindings field.
10804 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10805 or blocked_vm. Call c_check_switch_jump_warnings.
10806 (c_finish_case): Don't test blocked_stmt_expr field. Call
10807 c_release_switch_bindings.
10808 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10809 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10810 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10811 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10812 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10813 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10814 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10815 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10816 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10817 (C_DECL_UNJUMPABLE_VM): Don't define.
10818 (C_DECL_UNDEFINABLE_VM): Don't define.
10819 (struct c_label_list): Don't define.
10820 (struct c_label_context_se): Don't define.
10821 (struct c_label_context_vm): Don't define.
10822 (struct c_spot_bindings): Declare.
10823 (c_bindings_start_stmt_expr): Declare.
10824 (c_bindings_end_stmt_expr): Declare.
10825 (lookup_label_for_goto): Declare.
10826 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10827 (c_check_switch_jump_warnings): Declare.
10828 (label_context_stack_se, label_context_stack_vm): Don't declare.
10829 (c_finish_goto_label): Update declaration.
10830 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10831 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10832 (Warning Options): Document -Wjump-misses-init.
10834 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10836 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10839 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10841 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10843 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10845 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10847 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10849 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10851 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10853 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10854 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10855 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10856 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10857 * dwarf2asm.c (dw2_force_const_mem): Update call to
10858 make_decl_one_only.
10859 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10860 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10861 * langhooks.c (lhd_comdat_group): Remove.
10862 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10863 * tree.h (DECL_COMDAT_GROUP): New.
10864 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10865 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10866 (make_decl_one_only): Change signature.
10867 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10868 make_decl_one_only.
10869 (make_decl_one_only): Change signature.
10870 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10872 2009-06-15 Richard Guenther <rguenther@suse.de>
10874 PR middle-end/40439
10875 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10877 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10879 * tree-ssa-math-opts.c: Remove extra divide.
10881 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10883 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10885 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10887 * passes.c: Add bswap pass.
10888 * tree-pass.h: Add pass_optimize_bswap declaration.
10889 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10890 Include rtl.h, expr.h and optabs.h for optab_handler check.
10891 (struct symbolic_number, pass_optimize_bswap): New definition.
10892 (do_shift_rotate, verify_symbolic_number_p): New functions.
10893 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10894 (gate_optimize_bswap): New function.
10895 * tree.c (widest_int_cst_value): New function.
10896 * tree.h (widest_int_cst_value): Prototype added.
10898 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10900 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10901 REG_EQUAL/REG_EQUIV notes.
10903 2009-06-14 Richard Guenther <rguenther@suse.de>
10905 PR middle-end/40389
10906 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10907 has its address taken if NRV was applied and it is addressable.
10908 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10909 function split out from ...
10910 (get_constraint_for_1): ... here.
10911 (handle_rhs_call): Use it to mark the return slot escaped if
10912 it is addressable and NRV was applied.
10914 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10916 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10917 Change first argument type to location_t.
10918 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10919 Do not set input_location.
10920 Use loc instead of input_location throughout.
10922 2009-06-13 Richard Guenther <rguenther@suse.de>
10924 PR tree-optimization/40421
10925 * tree-predcom.c (should_unroll_loop_p): Remove.
10926 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10928 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10930 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10931 Add location argument.
10933 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10935 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10937 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10938 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10939 * config/spu/spu-protos.h: Add location to
10940 spu_resolve_overloaded_builtin.
10941 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10942 spu_build_builtin_va_list.
10943 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10944 argument. Pass location to build_function_call_vec.
10945 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10947 (emit_fpu_switch): Same.
10948 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10949 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10950 to build_decl and create_artificial_label.
10951 (xtensa_gimplify_va_arg_expr): Same.
10952 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10953 (xstormy16_gimplify_va_arg_expr): Same.
10954 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10955 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10956 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10957 (mips16_build_function_stub): Same.
10958 (mips16_build_call_stub): Same.
10960 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10963 * arm/constraints.md (Pa, Pb): New constraints.
10964 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10965 split pattern to deal with them.
10967 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10969 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10970 fix index entry for -Xpreprocessor.
10972 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10974 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10975 Add location argument to build_decl call.
10976 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10977 (rs6000_init_builtins): Same.
10978 (spe_init_builtins): Same.
10979 (rs6000_gimplify_va_arg): Add location argument to
10980 create_artificial_label call.
10982 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10984 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10985 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10986 * Makefile.in: Fix GGC dependency for gcse.o.
10988 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10990 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10991 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10992 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10994 * c-parser.c (c_parser_binary_expression): Use current column while
10995 building binary operations.
10996 * common.opt (fshow-column): Enable by default.
10997 * tree-vrp.c (check_array_ref): Use warning_at.
10998 (check_array_bounds): Use location from call back if expr has no
11000 * tree.h: Add location argument to maybe_fold_*.
11001 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11002 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11003 (maybe_fold_offset_to_component_ref): Same.
11004 (maybe_fold_offset_to_reference): Same.
11005 (maybe_fold_offset_to_address): Same.
11006 (maybe_fold_stmt_indirect): Same.
11007 (maybe_fold_stmt_addition): Same.
11008 (fold_stmt_r): Pass location to maybe_fold_*.
11009 (fold_gimple_assign): Same.
11010 * c-tree.h: Add location argument to finish_decl,
11011 default_function_array_conversion, store_init_value.
11012 * c-decl.c (define_label): Use error_at.
11013 (c_make_fname_decl): Pass location to finish_decl.
11014 (finish_decl): New location argument.
11015 (build_compound_literal): Pass location to store_init_value.
11016 (grokdeclarator): Pass location to finish_decl.
11018 * c-typeck.c (array_to_pointer_conversion): New location argument.
11019 (function_to_pointer_conversion): Same.
11020 (default_function_array_conversion): Same.
11021 (parser_build_unary_op): Pass location to overflow_warning.
11022 (parser_build_binary_op): Same. Use warning_at.
11023 (build_unary_op): Pass location to array_to_pointer_conversion.
11024 (build_c_cast): Pass location to digest_init.
11025 (build_modify_expr): New location argument.
11026 (convert_for_assignment): Same.
11027 (store_init_value): Same.
11028 (digest_init): Same.
11029 (output_init_element): Pass location to digest_init and
11030 array_to_pointer_conversion.
11031 (c_finish_return): Pass location to convert_for_assignment.
11032 * gimplify.c (gimplify_conversion): Pass location to
11033 maybe_fold_offset_to_address.
11034 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11035 to maybe_fold_stmt_addition.
11036 * c-omp.c (c_finish_omp_atomic): Pass new location to
11038 (c_finish_omp_for): Same.
11039 * c-common.c (overflow_warning): New argument.
11040 * c-common.h: New argument to build_modify_expr, overflow_warning.
11041 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11043 (c_parser_initializer): Pass location to
11044 default_function_array_conversion.
11045 (c_parser_initelt): Same.
11046 (c_parser_initval): Same.
11047 (c_parser_asm_operands): Same.
11048 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11049 (c_parser_conditional_expression): Same.
11050 (c_parser_binary_expression): Add location info to stack. Use it.
11051 (c_parser_unary_expression): Pass location to
11052 default_function_array_conversion, parser_build_unary_op,
11053 build_indirect_ref, c_parser_postfix_expression_after_primary.
11054 (c_parser_postfix_expression_after_primary): New location argument.
11056 (c_parser_expression_conv): Pass location to
11057 default_function_array_conversion.
11058 (c_parser_expr_list): Same.
11059 (c_parser_omp_atomic): Same.
11060 (c_parser_omp_for_loop): Same.
11061 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11062 (build_array_declarator): New argument.
11063 * c-decl.c (build_array_declarator): Add location argument.
11064 (grokdeclarator): Set id_loc for cdk_array.
11065 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11066 build_array_declarator.
11067 * tree.c (build_omp_clause): Add location argument.
11068 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11069 (OMP_CLAUSE_LOCATION): New macro.
11070 (struct tree_omp_clause): Add location field.
11071 (build_omp_clause): Add argument.
11072 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11073 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11075 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11076 (cp_parser_omp_clause_collapse): Same.
11077 (cp_parser_omp_clause_default): Same.
11078 (cp_parser_omp_clause_if): Same.
11079 (cp_parser_omp_clause_nowait): Same.
11080 (cp_parser_omp_clause_num_threads): Same.
11081 (cp_parser_omp_clause_ordered): Same.
11082 (cp_parser_omp_clause_schedule): Same.
11083 (cp_parser_omp_clause_untied): Same.
11084 (cp_parser_omp_for_loop): Same.
11085 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11086 * c-tree.h (c_start_case): Add location argument.
11087 (c_process_expr_stmt): Same.
11088 (c_finish_goto_*): Same.
11089 * tree-parloops.c (initialize_reductions): Pass location to
11091 (create_parallel_loop): Same.
11092 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11093 (gfc_trans_omp_reduction_list): Same.
11094 (gfc_trans_omp_clauses): Same.
11095 (gfc_trans_omp_do): Same.
11096 * c-typeck.c (c_finish_goto_label): Same.
11097 (c_finish_goto_ptr): New location argument.
11098 (c_start_case): Same.
11099 (emit_side_effect_warnings): Same.
11100 (c_process_expr_stmt): Same.
11101 (c_finish_stmt_expr): Same.
11102 (c_finish_omp_clauses): Use error_at instead of error.
11103 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11105 * c-omp.c (c_split_parallel_clauses): New location argument.
11106 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11107 to build_omp_clause.
11108 (convert_local_reference_stmt): Same.
11109 (convert_gimple_call): Same.
11110 * c-common.h (c_split_parallel_clauses): New argument.
11111 * c-parser.c (c_parser_statement_after_labels): Pass location to
11112 c_finish_goto_label.
11113 (c_parser_switch_statement): Pass location to c_start_case.
11114 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11115 and c_process_expr_stmt.
11116 (c_parser_omp_variable_list): Add location argument.
11117 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11118 (c_parser_omp_clause_default): Same.
11119 (c_parser_omp_clause_if): Same.
11120 (c_parser_omp_clause_num_threads): Same.
11121 (-c_parser_omp_clause_ordered): Same.
11122 (c_parser_omp_clause_reduction): Pass location to
11123 c_parser_omp_variable_list.
11124 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11125 (c_parser_omp_clause_untied): Same.
11126 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11127 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11129 * c-tree.h (check_for_loop_decls, undeclared_variable,
11130 build_component_ref, build_array_ref, build_external_ref,
11131 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11132 build_conditional_expr, build_compound_expr, c_cast_expr,
11133 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11134 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11136 * c-semantics.c (build_stmt): Same.
11137 (build_case_label): Same.
11138 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11139 (undeclared_variable): New argument.
11140 (make_label): Same.
11141 (lookup_label): Pass location on down.
11142 (define_label): Same.
11143 (finish_decl): Same.
11144 (build_compound_literal): Same.
11145 (finish_struct): Same.
11146 (finish_function): Do not set location here.
11147 (check_for_loop_decls): New argument.
11148 * tree.c (save_expr): Set location.
11149 (build_empty_stmt): New argument.
11150 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11151 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11152 * builtins.c (gimplify_va_arg_expr): Use locations.
11153 (expand_builtin_sync_operation): Same.
11154 * c-typeck.c (build_component_ref): New argument.
11155 (build_array_ref): Same.
11156 (build_external_ref): Same.
11157 (c_expr_sizeof_expr): Same.
11158 (c_expr_sizeof_type): Same.
11159 (parser_build_unary_op): Same.
11160 (build_conditional_expr): Same.
11161 (build_compound_expr): Pass location on down.
11162 (build_compound_expr): New argument.
11163 (build_c_cast): Same.
11164 (c_cast_expr): Same.
11165 (build_asm_expr): Same.
11166 (c_finish_return): Same.
11167 (c_process_expr_stmt): Pass location on down.
11168 (c_finish_stmt_expr): New argument.
11169 (push_clenaup): Same.
11170 (c_finish_omp_parallel): Same.
11171 (c_finish_omp_task): Same.
11172 * gimplify.c (gimplify_call_expr): Pass location on down.
11173 * c-omp.c (c_finish_omp_master): New argument.
11174 (c_finish_omp_critical): Same.
11175 (c_finish_omp_ordered): Same.
11176 (c_finish_omp_barrier): Same.
11177 (-c_finish_omp_taskwait): Same.
11178 (c_finish_omp_atomic): Same.
11179 (c_finish_omp_flush): Same.
11180 * tree-inline.c (copy_tree_body_r): Pass location on down.
11181 (inline_forbidden_p): Remove use of input_location.
11182 * c-gimplify.c (c_build_bind_expr): New argument.
11183 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11184 (c_sizeof_or_alignof_type): New argument.
11185 (c_alignof_expr): Same.
11186 (build_va_arg): Same.
11187 (c_add_case_label): Same.
11188 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11189 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11190 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11191 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11192 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11193 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11195 * stub-objc.c (objc_build_selector_expr): Same.
11196 (objc_build_throw_stmt): Same.
11197 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11198 (c_parser_initelt): Same.
11199 (c_parser_compound_statement): Same.
11200 (c_parser_compound_statement_nostart): Same.
11201 (c_parser_label): Same.
11202 (c_parser_statement_after_labels): Same.
11203 (c_parser_if_body): Same.
11204 (c_parser_else_body): Same.
11205 (c_parser_if_statement): Same.
11206 (c_parser_switch_statement): Same.
11207 (c_parser_while_statement): Same.
11208 (c_parser_do_statement): Same.
11209 (c_parser_for_statement): Same.
11210 (c_parser_asm_statement): Same.
11211 (c_parser_conditional_expression): Same.
11212 (c_parser_binary_expression): Same.
11213 (c_parser_cast_expression): Same.
11214 (c_parser_unary_expression): Same.
11215 (c_parser_sizeof_expression): Same.
11216 (c_parser_alignof_expression): Same.
11217 (c_parser_postfix_expression): Same.
11218 (c_parser_expression): Same.
11219 (c_parser_objc_receiver): Same.
11220 (c_parser_omp_variable_list): Same.
11221 (c_parser_omp_structured_block): Same.
11222 (c_parser_omp_atomic): New argument.
11223 (c_parser_omp_barrier): Same.
11224 (c_parser_omp_critical): Same.
11225 (c_parser_omp_flush): Pass location on down.
11226 (c_parser_omp_for_loop): New argument.
11227 (c_parser_omp_for): Same.
11228 (c_parser_omp_master): Same.
11229 (c_parser_omp_ordered): Same.
11230 (c_parser_omp_sections_scope): Same.
11231 (c_parser_omp_sections): Same.
11232 (c_parser_omp_parallel): Same.
11233 (c_parser_omp_single): Same.
11234 (c_parser_omp_task): Same.
11235 (c_parser_omp_taskwait): Pass location on down.
11236 (c_parser_omp_construct): Same.
11237 (c_parser_omp_threadprivate): Same.
11238 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11239 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11240 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11241 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11242 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11243 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11244 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11245 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11246 config/i386/i386.c, stmt.c:
11247 Add location argument to the following function definitions and/or
11248 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11249 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11250 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11251 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11252 do_case, c_finish_bc_stmt, build_compound_literal,
11253 build_function_call.
11254 * c-decl.c (build_compound_literal): Add location argument.
11255 Make all diagnostic calls use location.
11256 (start_struct): Same.
11257 (finish_struct): Same.
11258 (start_enum): Same.
11259 (build_enumerator): Same.
11260 (start_function): Same.
11261 (grokdeclarator): Make all diagnostic calls use location.
11262 (store_parm_decls_oldstyle): Same.
11263 * c-typeck.c (build_function_call): Add location argument.
11264 Make all diagnostic calls use location.
11266 (c_finish_bc_stmt): Same.
11267 * tree-nested.c (get_trampoline_type): Add argument.
11268 Pass location to build_decl.
11269 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11270 * rtl.h (RTL_LOCATION): New.
11271 * c-common.c (c_add_case_label): Add location argument.
11272 Make all diagnostic calls use location.
11273 * c-common.h: Add location argument to make_fname_decl, do_case,
11274 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11275 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11276 Set it appropriately for every case. Pass enum_loc to start_enum
11277 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11279 (c_parser_struct_or_union_specifier): Save location. Use it for
11280 start_struct, finish_struct, and parser_xref_tag.
11282 2009-06-12 Ian Lance Taylor <iant@google.com>
11284 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11286 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11287 cpp_opts->warn_cxx_operator_names.
11289 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11292 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11293 is returns NULL and OP is a VCE, look through the VCE.
11295 2009-06-12 Ian Lance Taylor <iant@google.com>
11298 * collect2.c (main): Use CONST_CAST2 in code inside #if
11299 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11301 2009-06-12 Joey Ye <joey.ye@intel.com>
11303 PR middle-end/39146
11304 * cfgexpand.c (get_decl_align_unit): Update
11305 max_used_stack_slot_alignment with align instead of
11306 stack_alignment_needed.
11308 * function.c (assign_stack_local_1): Update
11309 max_used_stack_slot_alignment with alignment_in_bits instead
11310 of stack_alignment_needed.
11311 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11314 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11316 * dwarf2out.c (last_var_location_insn): New variable.
11317 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11318 (dwarf2out_var_location): Don't record anything after last real
11319 insn. Only change labels if there were any real instructions
11320 in between last note and this one, or if changed sections.
11322 2009-06-11 Richard Henderson <rth@redhat.com>
11324 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11325 note when storing the frame pointer in a register.
11326 (FRP): Don't redefine to nothing for epilogue.
11327 (alpha_expand_epilogue): Mark register and sp restores.
11328 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11330 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11331 when gen_lowpart is needed.
11333 2009-06-11 Richard Henderson <rth@redhat.com>
11335 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11337 * dwarf2out.c (need_data_align_sf_opcode): New.
11338 (div_data_align): Move earlier.
11339 (def_cfa_1, reg_save): Use it.
11341 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11343 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11344 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11345 (ix86_handle_option): Handle OPT_mcrc32.
11346 (ix86_target_string): Add -mcrc32.
11347 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11349 * config/i386/i386.h (TARGET_CRC32): New.
11351 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11352 (sse4_2_crc32di): Likewise.
11354 * config/i386/i386.opt (mcrc32): New.
11356 * doc/invoke.texi: Document -mcrc32.
11358 2009-06-11 Richard Henderson <rth@redhat.com>
11360 * common.opt (gdwarf-): Accept a version number.
11361 * doc/invoke.texi (gdwarf-): Update docs.
11362 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11363 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11364 version level, and record it.
11366 * dwarf2.h (DW_CIE_VERSION): Remove.
11367 * dwarf2out.c (DWARF_VERSION): Remove.
11368 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11369 (output_call_frame_info): Use CIE version 3 for dwarf3,
11370 or if the return register column is out of range for version 1.
11371 (dwarf_stack_op_name): Add all dwarf3 values.
11372 (DEBUG_PUBTYPES_SECTION): New.
11373 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11374 encoding change for dwarf3.
11375 (output_die) [dw_val_class_die_ref]: Likewise.
11376 (output_compilation_unit_header): Emit correct version for dwarf3.
11377 (output_line_info): Likewise.
11378 (output_pubnames): Update for DWARF_VERSION removal.
11379 (output_aranges): Likewise.
11380 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11381 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11382 (dwarf2out_finish): Likewise.
11384 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11386 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11389 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11392 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11393 * builtins.c (expand_builtin_unreachable): New function.
11394 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11395 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11396 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11398 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11399 searching for missing barriers.
11401 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11403 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11404 when -fprofile-generate* was passed.
11405 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11407 2009-06-11 Anthony Green <green@moxielogic.com>
11409 * config/moxie/moxie.md: Define length attribute for all instructions.
11411 (*b<cond:code>): Support limited branch ranges for new PC-relative
11412 branch instructions.
11413 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11415 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11417 * config/i386/i386.c (min_insn_size): Use get_attr_length
11418 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11419 For __asm return 0.
11421 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11422 instead of emit_insn_before.
11424 2009-06-10 Ian Lance Taylor <iant@google.com>
11427 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11430 2009-06-10 Revital Eres <eres@il.ibm.com>
11432 * passes.c (init_optimization_passes): Reschedule
11433 predictive-commoning pass before complete unroll pass.
11435 2009-06-10 Martin Jambor <mjambor@suse.cz>
11437 * cgraph.c (cgraph_node_can_be_local_p): New function.
11438 (cgraph_make_node_local): New function.
11439 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11440 (cgraph_make_node_local): Declare.
11442 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11444 * tree.h (tree_base): Add packed_flag and user_align fields.
11445 Decrease size of spare field.
11446 (TYPE_USER_ALIGN): Use user_align from tree_base.
11447 (DECL_USER_ALIGN): Likewise.
11448 (TYPE_PACKED): Use packed_flag from tree_base.
11449 (DECL_PACKED): Likewise.
11450 (tree_type): Delete packed_flag and user_align fields. Widen
11451 precision field. Widen mode field and shuffle fields to align
11452 mode on an 8-bit boundary.
11453 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11454 Renumber decl_flag_* fields. Fix comments. Widen
11455 decl_common_unused field.
11456 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11457 (DECL_EXTERNAL): Likewise.
11458 (DECL_BIT_FIELD): Likewise.
11459 (DECL_NONADDRESSABLE_P): Likewise.
11460 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11461 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11463 2009-06-10 Ian Lance Taylor <iant@google.com>
11465 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11466 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11467 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11468 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11469 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11470 DEF_VEC_ALLOC_FUNC_P.
11471 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11472 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11473 DEF_VEC_ALLOC_FUNC_O.
11474 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11475 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11476 DEF_VEC_ALLOC_FUNC_I.
11477 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11478 (vec_stack_p_reserve_exact_1): Declare.
11479 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11480 (vec_stack_free): Declare.
11481 (VEC_stack_alloc): Define.
11482 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11483 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11484 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11485 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11487 (stack_vecs): New static variable.
11488 (vec_stack_p_reserve_exact_1): New function.
11489 (vec_stack_o_reserve_1): New static function.
11490 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11491 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11492 (vec_stack_free): New function.
11493 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11494 (VEC_df_ref_stack_alloc): Define.
11495 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11496 DEF_VEC_ALLOC_P_STACK.
11497 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11498 (struct df_collection_rec): Change _vec fields to VEC. Remove
11500 (df_free_collection_rec): Adjust for new fields.
11501 (df_insn_rescan): Use new df_collection_rec fields.
11502 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11503 (df_ref_create_structure, df_ref_record): Likewise.
11504 (df_get_conditional_uses, df_get_call_refs): Likewise.
11505 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11506 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11507 (df_record_exit_block_uses, df_bb_verify): Likewise.
11508 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11509 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11510 Remove count parameter. Change return type to void. Change all
11512 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11513 Remove count parameter. Change return type to void. Change all
11515 (df_install_refs): Change old_vec parameter to VEC. Remove count
11516 parameter. Change all callers.
11517 (df_install_mws): Change old_vec parameter to VEC. Remove count
11518 parameter. Change all callers.
11519 (df_refs_verify): Change new_rec parameter to VEC. Change call
11521 (df_mws_verify): Likewise.
11523 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11525 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11527 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11529 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11531 2009-06-10 Anthony Green <green@moxielogic.com>
11533 * config/moxie/crti.asm: New file.
11534 * config/moxie/crtn.asm: New file.
11535 * config/moxie/moxie.c: New file.
11536 * config/moxie/moxie.h: New file.
11537 * config/moxie/sfp-machine.h: New file.
11538 * config/moxie/moxie-protos.h: New file.
11539 * config/moxie/t-moxie: Created.
11540 * config/moxie/t-moxie-softfp: Created.
11541 * config/moxie/moxie.md: Created.
11542 * config/moxie/constraints.md: Created.
11543 * config.gcc: Add moxie support.
11544 * doc/md.texi (Machine Constraints): Add moxie constraints.
11545 * doc/contrib.texi (Contributors): Mention moxie port.
11546 * doc/install.texi (Specific): Mention the moxie port.
11548 2009-06-09 Ian Lance Taylor <iant@google.com>
11550 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11551 compiling with C++.
11552 * optabs.c (optab_table): Only use designated initializers if
11553 HAVE_DESIGNATED_INITIALIZERS is defined.
11554 (convert_optab_table): Likewise.
11555 (init_optabs): Always call init_insn_codes if
11556 HAVE_DESIGNATED_INITIALIZERS is not defined.
11558 2009-06-09 Ian Lance Taylor <iant@google.com>
11560 * targhooks.c (default_builtin_vectorized_function): Change fn
11561 parameter to unsigned int.
11562 (default_builtin_vectorized_conversion): Change code parameter to
11564 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11565 * targhooks.h: Update declarations.
11566 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11567 parameter to unsigned int.
11569 * c-typeck.c (comptypes_check_enum_int): New static function.
11570 (comptypes_internal): Add enum_and_int_p parameter. Change all
11572 (comp_target_types): Add location parameter. Change all callers.
11573 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11574 Change all callers.
11575 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11576 (build_conditional_expr): Add colon_loc parameter. Change all
11578 (convert_for_assignment): Add location parameter. Change all callers.
11579 * c-parser.c (c_parser_conditional_expression): Pass location of
11580 colon to build_conditional_expr.
11581 * c-tree.h (build_conditional_expr): Update declaration.
11583 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11585 * graphite.c: Revert previous patch.
11587 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11590 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11592 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11594 * tree-ssa-loop-prefetch.c
11595 (loop_prefetch_arrays): Fixed a portability problem in printf format
11598 2009-06-09 Martin Jambor <mjambor@suse.cz>
11600 PR tree-optimization/40351
11601 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11602 refrence to a potential artifical subaccess can be constructed.
11604 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11606 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11607 (sh_override_options): Likewise.
11608 * config/sh/sh.c: Include params.h.
11609 (sh_optimization_options): New.
11610 (sh_override_options): Likewise.
11611 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11612 (OVERRIDE_OPTIONS): Use sh_override_options.
11614 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11616 * dwarf2out.c (emit_cfa_remember): New variable.
11617 (add_fde_cfi): If emit_cfa_remember, recurse to add
11618 DW_CFA_remember_state first.
11619 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11620 instead just set emit_cfa_remember.
11622 2009-06-08 Jan Hubicka <jh@suse.cz>
11625 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11627 2009-06-08 Jan Hubicka <jh@suse.cz>
11629 PR middle-end/39834
11630 * cgraphunit.c (save_inline_function_body): Do not copy transform
11631 hooks for saved inline bodies.
11632 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11633 for given function.
11635 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11637 * jump.c (returnjump_p): Handle delayed branches. Add missing
11640 2009-06-08 Jan Hubicka <jh@suse.cz>
11642 PR middle-end/40102
11643 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11644 original node might've been modified.
11645 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11647 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11649 * tree-object-size.c (addr_object_size): Add OSI argument.
11650 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11651 (compute_builtin_object_size, expr_object_size): Adjust callers.
11652 (plus_stmt_object_size): Call addr_object_size instead of
11653 compute_builtin_object_size.
11655 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11656 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11658 * tree-ssa-loop-prefetch.c
11659 (gather_memory_references): Introduced a counter for the number of
11661 (anything_to_prefetch_p): Introduced a counter for the number of
11663 (is_loop_prefetching_profitable): New function with a cost model
11665 (loop_prefetch_arrays): Use the new cost model to determine if
11666 prefetching is profitable.
11667 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11668 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11669 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11670 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11671 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11672 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11674 2009-06-08 Michael Matz <matz@suse.de>
11677 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11678 partitions use the same.
11679 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11680 for basevars of SSA_NAMEs.
11681 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11682 to not expand them twice.
11683 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11686 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11688 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11689 (fdump-final-insns=, gtoggle): New.
11690 * doc/invoke.texi: Document them.
11691 * final.c (rest_of_clean_state): Dump final insn stream.
11692 * gcc.c (invoke_as): Hook in -fcompare-debug.
11693 (static_spec_functions): Add compare-debug-dump-opt,
11694 compare-debug-self-opt and compare-debug-auxbase-opt.
11695 (compare_debug, compare_debug_second, compare_debug_opt): New.
11696 (switches_debug_check, n_switches_debug_check): New.
11697 (debug_auxbase_opt, debug_check_temp_file): New.
11698 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11700 (do_self_spec): Handle arguments after switches.
11701 (do_spec_1): Add .gk extension to temp file basenames for compare.
11702 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11703 (cc1_options): Use it instead of normal auxbase computation for
11704 the second compare-debug compilation.
11705 (compare_files): New.
11706 (main): Set up and implement compare debug mode.
11707 (compare_debug_dump_opt_spec_function): New.
11708 (compare_debug_self_opt_spec_function): New.
11709 (compare_debug_auxbase_opt_spec_function): New.
11710 * toplev.c (process_options): Handle flag_gtoggle,
11711 flag_dump_final_insns.
11712 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11713 during -fcompare-debug-second compilation.
11715 2009-06-07 Ian Lance Taylor <iant@google.com>
11717 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11718 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11720 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11721 with no default node. Change warning with %H to warning_at.
11722 Don't clear warn_switch around case checking.
11723 * doc/invoke.texi (Warning Options): Clarify distinction between
11724 -Wswitch and -Wswitch-enum.
11726 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11728 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11730 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11732 * gbl-ctors.h: Add header guard.
11734 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11736 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11737 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11738 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11739 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11740 prototypes for removed functions.
11741 (expressions_equal_p): Move to ...
11742 * tree-ssa-sccvn.h: ... here and ...
11743 * matrix-reorg.c: ... adjust includes.
11745 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11747 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11749 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11751 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11752 (finish_function): Remove erroneous whitespace.
11754 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11756 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11757 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11759 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11761 * errors.c (internal_error): Commentary typo fix.
11762 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11763 * tree-ssa-pre.c: Ditto.
11765 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11767 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11768 them is supposed to hold actual statements.
11770 2009-06-06 Ian Lance Taylor <iant@google.com>
11772 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11773 empty statements can now have attributes.
11775 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11777 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11778 * config/mips/mips.md: Ditto.
11780 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11782 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11784 (__eabi_uconvert): Likewise.
11786 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11788 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11789 CFI_* definitions with IN_GCC.
11791 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11793 * xcoffout.h (xcoffout_source_line): Update prototype.
11795 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11797 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11798 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11800 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11802 PR middle-end/40340
11803 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11804 inlined_function_outer_scope_p blocks for artificial inlines
11806 * tree.c (tree_nonartificial_location): Rewrite using
11807 block_nonartificial_location.
11809 2009-06-05 Revital Eres <eres@il.ibm.com>
11810 Leehod Baruch <leehod@il.ibm.com>
11812 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11813 (expand_expr_real_1): Remove comment.
11814 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11815 Vectorize misaligned access when the target supports it.
11816 (vect_supportable_dr_alignment): Check for unaligned access support.
11817 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11820 2009-06-05 Julian Brown <julian@codesourcery.com>
11822 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11823 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11825 2009-06-05 Richard Guenther <rguenther@suse.de>
11828 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11829 as possibly unused.
11831 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11833 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11834 (save_gprs): Don't tell unwinder when a global register is saved.
11835 (s390_emit_epilogue): Emit needed epilogue unwind info.
11837 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11839 * dwarf2out.c (deferred_asm_name): New.
11840 (add_name_and_src_coords_attributes): Defer creation of
11841 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11843 (move_linkage_attr): New.
11844 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11847 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11849 * tree-nested.c (finalize_nesting_tree_1): Declare the
11850 frame_decl in the binding tree.
11852 2009-06-04 Cary Coutant <ccoutant@google.com>
11854 * basic-block.h (struct basic_block_def): Add discriminator field.
11855 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11857 * debug.c (do_nothing_debug_hooks): Add additional entry.
11858 (debug_nothing_int_charstar_int): New function.
11859 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11860 (debug_nothing_int_charstar_int): New declaration.
11861 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11862 discriminator value in .loc directive.
11863 * final.c (last_discriminator): New variable.
11864 (discriminator): New variable.
11865 (final_start_function): Initialize above variables, pass current
11866 discriminator to debug hook.
11867 (notice_source_line): Check for discriminator change.
11868 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11869 * sdbout.c (sdbout_source_line): New parameter.
11870 * tree-cfg.c (struct locus_discrim_map): New structure type.
11871 (discriminator_per_locus): New hash table.
11872 (build_gimple_cfg): Allocate and free discriminator hash table.
11873 (make_edges): Call assign_discriminator.
11874 (locus_map_hash): New function.
11875 (locus_map_eq): New function.
11876 (next_discriminator_for_locus): New function.
11877 (same_line_p): New function.
11878 (assign_discriminator): New function.
11879 (make_cond_expr_edges): Call assign_discriminator.
11880 (make_gimple_switch_edges): Likewise.
11881 (first_non_label_stmt): New function.
11882 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11884 * xcoffout.c (xcoffout_source_line): Add new parameter.
11886 * configure.ac (gcc_cv_as_discriminator): New configury check for
11887 gas support for discriminator.
11888 * configure: Regenerate.
11889 * config.in: Regenerate.
11891 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11893 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11894 val after checking for integers.
11896 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11898 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11900 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11901 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11902 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11903 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11904 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11905 X64_SSE_REGPARM_MAX.
11906 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11907 X64_SSE_REGPARM_MAX.
11909 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11911 * gcc.c (report_times_to_file): New.
11912 (execute): Implement it.
11913 (process_command): Support -time=.
11914 * doc/invoke.texi: Document it.
11916 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11918 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11919 that have value exprs.
11921 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11923 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11924 declarations for constants until...
11925 (dw2_output_indirect_constant_1): ... this point.
11927 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11930 * arm.md (arm_addsi3): Don't try to split an add with an
11931 eliminable register until after reload has completed.
11933 2009-06-03 Ian Lance Taylor <iant@google.com>
11935 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11936 * genattrtab.c (write_length_unit_log): Likewise.
11937 * genchecksum.c (dosum): Likewise.
11938 * gengtype.c (write_rtx_next): Likewise.
11939 (finish_root_table, write_roots): Likewise.
11940 * gimple.c (gimple_ops_offset_): Likewise.
11941 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11942 * config/arc/arc.c (arc_attribute_table): Likewise.
11943 * config/arm/arm.c (arm_attribute_table): Likewise.
11944 * config/avr/avr.c (avr_attribute_table): Likewise.
11945 * config/crx/crx.c (crx_attribute_table): Likewise.
11946 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11947 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11948 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11949 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11950 * config/sh/sh.c (sh_attribute_table): Likewise.
11951 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11952 * config/spu/spu.c (spu_attribute_table): Likewise.
11953 * config/v850/v850.c (v850_attribute_table): Likewise.
11955 * config/alpha/alpha.c (vms_attribute_table): Make static.
11956 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11957 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11958 * config/mips/mips.c (mips_attribute_table): Likewise.
11960 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11962 (cc1-checksum.o): Likewise.
11964 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11966 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11968 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11970 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11971 insn if it is changing sp. Use gen_add3_insn instead of
11972 conditionally gen_addsi3 and gen_adddi3.
11973 (offset_below_red_zone_p): New static inline function.
11974 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11975 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11976 * config/rs6000/ppc-asm.h: Include auto-host.h.
11977 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11978 CFI_RESTORE): Define.
11979 * config/rs6000/crtresxgpr.asm: Add unwind info.
11980 * config/rs6000/crtresxfpr.asm: Likewise.
11981 * config/rs6000/crtresgpr.asm: Likewise.
11982 * config/rs6000/crtresfpr.asm: Likewise.
11983 * config/rs6000/crtsavgpr.asm: Likewise.
11984 * config/rs6000/crtsavfpr.asm: Likewise.
11986 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11987 argument of DWARF2_FRAME_REG_OUT macros.
11989 2009-06-03 Julian Brown <julian@codesourcery.com>
11991 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11992 words or less (including TImode) in core registers.
11994 2009-06-03 Richard Guenther <rguenther@suse.de>
11996 PR middle-end/40328
11997 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11999 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12001 * statistics.c (statistics_counter_event): Do not record event
12002 in pass dump if its number == -1.
12003 (curr_statistics_hash): Add assert that we never get passes
12004 with static number == -1.
12006 2009-06-03 Richard Guenther <rguenther@suse.de>
12007 Andrey Belevantsev <abel@ispras.ru>
12009 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12010 non-BLKmode arrays addressable.
12012 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12014 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12015 * config/m68k/m68k.h: ... here.
12016 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
12019 2009-06-03 Martin Jambor <mjambor@suse.cz>
12021 PR tree-optimization/40323
12022 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12025 2009-06-03 Richard Guenther <rguenther@suse.de>
12027 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12030 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12032 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12033 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12034 JUMP_TABLE_DATA_P where applicable.
12035 * config/sh/sh.c: Ditto.
12036 * config/sh/sh.h: Ditto.
12037 * config/sh/sh.md: Ditto.
12038 * config/sh/symbian.c: Ditto.
12040 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12042 * config/i386/driver-i386.c (describe_cache): Optimize
12043 concatenation of strings. Use snprintf instead of sprintf.
12044 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12045 target when not compiling with GCC.
12047 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12049 * config/sh/sh.c: Revert last change.
12050 (sh_expand_epilogue): Emit a blockage insn before the frame
12051 pointer adjustment unconditionally.
12053 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12055 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12056 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12057 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12058 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12059 to COLLECT_GCC_OPTIONS.
12061 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12063 * collect2.c (target_system_root): New variable.
12064 (main): Handle --sysroot=.
12065 (ignore_library): Strip the sysroot from the library path.
12067 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12069 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12070 (collect2.o): Depend on collect2-aix.h.
12071 (collect2-aix.o): New rule.
12072 * collect2-aix.h: New file.
12073 * collect2-aix.c: Likewise.
12074 * collect2.c: Include collect2-aix.h. Don't undefine
12075 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12076 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12077 Use TARGET_AIX_VERSION instead of _AIX51.
12078 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12079 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12080 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12081 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12082 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12084 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12086 * collect2.c (ignore_library): Avoid premature post-increment
12087 and null deference.
12089 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12091 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12092 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12093 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12094 CROSS_DIRECTORY_STRUCTURE too.
12095 (LINK_LIBG_SPEC): Likewise.
12096 (LIB_SPEC): Add %R to sysroot paths.
12097 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12098 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12099 * config/rs6000/aix51.h: As for aix43.h.
12100 * config/rs6000/aix52.h: Likewise.
12101 * config/rs6000/aix53.h: Likewise.
12102 * config/rs6000/aix61.h: Likewise.
12103 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12104 to the beginning of sysroot paths.
12106 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12108 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12109 INSN_LISTs that are out of the REG_NOTE range.
12111 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12113 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12114 (struct var_to_expand): Likewise.
12115 (struct opt_info): Add head and tail for linked lists of the above.
12116 (analyze_insn_to_expand_var): Initialize next.
12117 (analyze_iv_to_split_insn): Likewise.
12118 (analyze_insns_in_loop): Create linked lists.
12119 (allocate_basic_variable): Simplify for use without hash table.
12120 (insert_var_expansion_initialization): Likewise, make it type-safer.
12121 (combine_var_copies_in_loop_exit): Likewise.
12122 (apply_opt_in_copies): Walk lists rather than hash tables.
12123 (release_var_copies): Simplified and inlined by hand into...
12124 (free_opt_info): ... this function.
12126 2009-06-02 Richard Guenther <rguenther@suse.de>
12128 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12131 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12133 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12134 only for builtins that are not overridden.
12136 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12138 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12141 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12143 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12145 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12147 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12149 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12151 * common.opt (fdump-unnumbered-links): New.
12152 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12153 * print-rtl.c (flag_dump_unnumbered_links): New.
12154 (print_rtx): Test it.
12156 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12158 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12159 push/pop multiple to 8-byte alignment.
12161 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12163 * config/i386/i386.c (queued_cfa_restores): New static variable.
12164 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12166 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12167 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12168 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12169 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12170 note unconditionally.
12171 (ix86_emit_restore_regs_using_mov): Likewise.
12172 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12173 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12174 it through to ix86_emit_restore_reg_using_pop.
12175 (ix86_emit_leave): Add RED_OFFSET argument. Call
12176 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12177 instead of adding REG_CFA_OFFSET note unconditionally.
12178 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12179 the above functions. Call ix86_add_queued_cfa_restore_notes when
12182 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12183 force output of the label even for dwarf2out_do_cfi_asm.
12184 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12185 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12186 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12188 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12189 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12190 dwarf2out_cfi_label callers.
12191 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12192 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12193 Adjust dwarf2out_cfi_label callers.
12194 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12196 * config/i386/i386.h (struct machine_cfa_state,
12197 struct machine_function): Guard with ifndef USED_FOR_TARGET
12198 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12201 * emutls.c (__emutls_get_address): Change arr->size to mean number
12202 of allocated arr->data entries instead of # of slots + 1.
12204 PR middle-end/40316
12205 * recog.c (peep2_reinit_state): New function.
12206 (peephole2_init_state): Use it at the end of a basic block and also
12207 when seeing a RTX_FRAME_RELATED_P insn.
12209 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12211 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12212 fixuns_truncrfdi2): New.
12213 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12214 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12215 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12216 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12217 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12218 *recip_approx): Remove.
12219 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12220 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12221 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12223 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12226 2009-06-01 Ian Lance Taylor <iant@google.com>
12228 * attribs.c (register_attribute): Use CONST_CAST.
12229 * collect2.c (main): Use CONST_CAST2.
12230 (scan_prog_file): Likewise.
12231 * gcc.c (process_command, main): Likewise.
12232 * toplev.c (toplev_main): Likewise.
12234 * c-typeck.c (handle_warn_cast_qual): New static function,
12235 partially broken out of build_c_cast.
12236 (build_c_cast): Call handle_warn_cast_qual.
12237 * doc/invoke.texi (Warning Options): Document new effect of
12240 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12242 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12243 (diagnostic_report_current_module): Print columns.
12244 * common.opt (flag_show_column): Enable by default.
12246 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12248 * alias.c (find_base_term): Check for NULL term before returning.
12250 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12252 Revert due to PR40320:
12253 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12254 * calls.c (emit_library_call_value_1): Don't force_operand for move
12257 2009-06-01 Olivier Hainque <hainque@adacore.com>
12258 Eric Botcazou <ebotcazou@adacore.com>
12260 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12261 to be processed as a bitfield for constructor output purposes.
12262 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12264 * varasm.c (oc_local_state): New type, output_constructor
12265 local state to support communication with helpers.
12266 (oc_outer_state): New type, output_constructor outer state of
12267 relevance in recursive calls.
12268 (output_constructor_array_range): New output_constructor helper,
12269 extracted code for an array range element.
12270 (output_constructor_regular_field): New output_constructor helper,
12271 extracted code for an element that is not a bitfield.
12272 (output_constructor_bitfield): New output_constructor helper,
12273 extracted code for a bitfield element. Accept an OUTER state
12274 argument for recursive processing. Recurse on record or array
12275 CONSTRUCTOR values, possibly past noop conversions.
12276 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12277 VALUE is a valid constant-valued expression for use in a static
12278 bit-field initializer.
12279 (output_constructor): Rework to use helpers. Accept and honor an
12280 OUTER state argument for recursive calls. Return total size. Be
12281 prepared for nested constructors initializing bitfields.
12282 (output_constant): Feed OUTER in calls to output_constructor.
12284 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12286 * calls.c (emit_library_call_value_1): Don't force_operand for move
12289 2009-06-01 Nick Clifton <nickc@redhat.com>
12291 * doc/invoke.texi (IA-64 Options): Fix typo.
12293 2009-06-01 Ira Rosen <irar@il.ibm.com>
12295 PR tree-optimization/39129
12296 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12298 (vect_do_peeling_for_loop_bound): Use
12299 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12300 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12301 (vect_loop_versioning): Likewise.
12302 (vect_create_cond_for_alias_checks): Fix indentation.
12303 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12305 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12306 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12307 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12308 "control flow in loop".
12309 (vect_estimate_min_profitable_iters): Use
12310 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12311 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12312 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12313 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12314 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12315 statement belongs to a group of strided accesses with the exact code
12317 (vectorizable_load): Likewise.
12318 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12319 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12321 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12323 * config/freebsd-stdint.h: New file.
12324 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12325 Add freebsd-stdint.h to tm_file.
12327 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12329 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12330 (thumb2_extendhidi2): Likewise.
12332 2009-05-31 Ian Lance Taylor <iant@google.com>
12334 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12336 2009-05-31 Ian Lance Taylor <iant@google.com>
12338 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12339 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12340 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12342 2009-05-31 Jason Merrill <jason@redhat.com>
12344 * tree-pretty-print.c (print_call_name): Take the callee, not the
12345 call itself. Make non-static. Use dump_function_name for functions.
12346 (dump_generic_node): Adjust.
12347 * diagnostic.h: Declare print_call_name.
12348 * gimple-pretty-print.c (dump_gimple_call): Use it.
12350 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12352 * config/sh/sh.md (ashldi3_std): New define_expand.
12355 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12358 * config/sh/sh.c: Include debug.h.
12359 (sh_expand_epilogue): Emit a blockage insn before the frame
12360 pointer adjustment also when dwarf2out_do_frame returns true.
12362 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12364 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12365 (thumb2_extendqidi2): New pattern.
12367 2009-05-31 Ira Rosen <irar@il.ibm.com>
12369 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12370 mark phis for renaming.
12371 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12372 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12373 Call mark_sym_for_renaming.
12374 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12375 * tree-vect-loop.c (vect_transform_loop): Remove
12376 vect_memsyms_to_rename initialization and a call to
12377 mark_set_for_renaming.
12379 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12381 PR middle-end/40304
12382 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12383 frame related even if !set_cfa && style < 0.
12385 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12387 * config/i386/mingw-tls.c: New file.
12388 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12389 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12390 defining _WIN32 but not __CYGWIN__.
12392 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12394 * configure.ac: Add MPC support.
12396 * config.in, configure: Regenerate.
12398 2009-05-29 Richard Henderson <rth@redhat.com>
12400 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12401 NOTE_INSN_BASIC_BLOCK.
12402 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12403 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12404 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12406 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12408 (add_cfi): Disable check redefining cfa away from drap.
12409 (lookup_cfa_1): Add remember argument; handle remember/restore.
12410 (lookup_cfa): Pass remember argument.
12411 (cfa_remember): New.
12412 (compute_barrier_args_size_1): Remove sibcall check.
12413 (dwarf2out_frame_debug_def_cfa): New.
12414 (dwarf2out_frame_debug_adjust_cfa): New.
12415 (dwarf2out_frame_debug_cfa_offset): New.
12416 (dwarf2out_frame_debug_cfa_register): New.
12417 (dwarf2out_frame_debug_cfa_restore): New.
12418 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12419 (dwarf2out_begin_epilogue): New.
12420 (dwarf2out_frame_debug_restore_state): New.
12421 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12422 DW_CFA_restore_state.
12423 (output_cfi_directive): Likewise.
12424 (convert_cfa_to_fb_loc_list): Likewise.
12425 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12426 * dwarf2out.h: Update.
12427 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12428 (copy_insn_1): Early out for null.
12429 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12430 and dwarf2out_frame_debug_restore_state.
12431 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12432 (prologue_insn_hash, epilogue_insn_hash): New.
12433 (free_after_compilation): Adjust freeing accordingly.
12434 (record_insns): Create hash table if needed; push insns into
12435 hash instead of array.
12436 (maybe_copy_epilogue_insn): New.
12437 (contains): Search hash table instead of array.
12438 (sibcall_epilogue_contains): Remove.
12439 (thread_prologue_and_epilogue_insns): Split eh_return insns
12440 and mark them as epilogues.
12441 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12442 scanning in terms of basic blocks.
12443 * insn-notes.def (CFA_RESTORE_STATE): New.
12444 * jump.c (returnjump_p_1): Accept EH_RETURN.
12445 (eh_returnjump_p_1, eh_returnjump_p): New.
12446 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12447 CFA_REGISTER, CFA_RESTORE): New.
12448 * rtl.def (EH_RETURN): New.
12449 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12451 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12452 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12454 * config/i386/i386.c (gen_push): Update cfa state.
12455 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12456 add a CFA_ADJUST_CFA note.
12457 (ix86_dwarf_handle_frame_unspec): Remove.
12458 (ix86_expand_prologue): Update cfa state.
12459 (ix86_emit_restore_reg_using_pop): New.
12460 (ix86_emit_restore_regs_using_pop): New.
12461 (ix86_emit_leave): New.
12462 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12463 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12464 * config/i386/i386.h (struct machine_cfa_state): New.
12465 (ix86_cfa_state): New.
12466 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12467 (eh_return_internal): Merge from eh_return_<mode>,
12468 use eh_return rtx, split w/ epilogue.
12470 2009-05-29 Ian Lance Taylor <iant@google.com>
12472 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12474 * calls.c (emit_library_call_value_1): Likewise.
12476 * c-typeck.c (c_build_va_arg): New function.
12477 * c-tree.h (c_build_va_arg): Declare.
12478 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12479 instead of build_va_arg.
12481 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12483 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12484 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12485 (ptr_difference_cost): Use affine combinations to compute it.
12486 (difference_cost): Likewise.
12487 (get_computation_cost_at): Compute more accurate cost for addresses
12488 if the ratio is a multiplier allowed in addresses.
12489 For non-addresses, consider that an additional offset or symbol is
12492 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12494 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12495 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12497 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12498 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12499 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12501 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12502 to 1 for TYPE_SSE{IADD1,CVT1}.
12503 (prefix_vex_imm8): Removed.
12504 (length_vex): Only pass 1 as second argument to
12505 ix86_attr_length_vex_default if prefix_extra is 0.
12506 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12507 (length): For prefix vex computation use length_immediate
12508 attribute instead of prefix_vex_imm8.
12509 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12510 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12511 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12512 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12513 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12514 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12515 a space in between the operands.
12516 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12517 if one operand is 0xff and the other one si, di, bp or sp.
12518 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12519 other one si, di, bp or sp.
12520 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12521 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12522 type and mode attributes.
12523 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12524 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12525 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12526 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12527 prefix_data16 attribute iff MODE_DF.
12528 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12529 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12530 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12531 constm128_operand in length_immediate computation.
12532 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12533 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12534 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12535 length_immediate attribute to 1.
12536 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12537 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12538 for certain alternatives.
12539 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12540 prefix_data16 attribute if MODE_V1DF.
12541 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12542 length_immediate to 1.
12543 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12544 length_address to 4, set mode attribute to MODE_DI.
12545 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12546 (fxam<mode>2_i387): Set length attribute to 4.
12547 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12548 *prefetch_3dnow_rex): Override length_address attribute.
12549 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12551 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12552 (constm128_operand): Removed.
12553 * config/i386/i386.c (memory_address_length): For
12554 disp && !index && !base in 64-bit mode account for SIB byte if
12555 print_operand_address can't optimize disp32 into disp32(%rip)
12556 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12557 for fs: or gs: segment.
12558 (ix86_attr_length_immediate_default): When checking if shortform
12559 is possible, truncate immediate to the length of the non-shortened
12561 (ix86_attr_length_address_default): Ignore MEM_P operands
12563 (ix86_attr_length_vex_default): Only check for DImode on
12564 GENERAL_REG_P operands.
12565 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12566 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12567 (sse_cvttps2pi): Clear prefix_rep attribute.
12568 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12570 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12571 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12572 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12573 iff operand 2 is const_int_operand.
12574 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12575 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12576 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12578 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12580 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12581 prefix_data16 attribute for movlpd and movhpd instructions.
12582 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12583 length_immediate for shufpd instruction.
12584 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12585 (avx_cmpp<avxmodesuffixf2c><mode>3,
12586 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12587 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12588 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12589 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12590 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12591 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12592 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12593 prefix_data16 attribute for the first alternative to 1.
12594 (*avx_loadlps): Override length_immediate for the first alternative.
12595 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12596 attributes for second alternative.
12597 (*vec_concatv2sf_sse4_1): Override length_immediate and
12598 prefix_data16 attributes for second alternative.
12599 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12600 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12601 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12602 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12603 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12604 prefix_data16 and length_immediate to 1.
12605 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12607 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12608 prefix_extra attribute for variants that don't have 0f prefix alone.
12609 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12610 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12611 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12612 *sse4_1_pextrd): Set length_immediate to 1.
12613 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12614 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12616 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12617 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12618 length_immediate to 1 for second alternative.
12619 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12620 prefix_extra and length_immediate attributes for the first
12622 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12624 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12625 to 1 for the first and third alternative.
12626 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12628 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12630 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12632 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12633 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12634 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12635 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12636 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12637 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12638 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12639 ssse3_psign<mode>3): Override prefix_rex attribute.
12640 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12641 (ssse3_palignrti): Override length_immediate to 1.
12642 (ssse3_palignrdi): Override length_immediate to 1, override
12643 prefix_rex attribute.
12644 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12645 (sse4a_extrqi): Override length_immediate to 2.
12646 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12647 (sse4a_insertq): Override prefix_data16 to 0.
12648 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12649 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12650 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12651 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12652 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12653 and length_immediate to 1.
12654 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12655 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12656 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12657 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12658 and length_immediate to 1.
12659 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12660 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12661 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12662 avx_ptest256): Override prefix_extra to 1.
12663 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12664 Override prefix_data16 and length_immediate to 1.
12665 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12666 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12667 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12668 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12669 prefix_data16 to 0 and prefix_extra to 2.
12670 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12671 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12673 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12674 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12675 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12676 and prefix_extra to 2.
12677 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12678 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12679 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12680 avx_vpermilvar<mode>3,
12681 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12682 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12683 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12684 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12685 Override prefix_extra to 1.
12686 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12687 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12688 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12689 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12690 prefix_extra and length_immediate to 1.
12691 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12693 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12694 to 1 for the first alternative.
12695 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12696 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12698 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12699 *movv2sf_internal_avx, *movv2sf_internal): Override
12700 prefix_rep attribute for certain alternatives.
12701 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12702 attributes for certain alternatives.
12703 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12704 attributes for certain alternatives.
12705 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12706 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12707 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12708 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12709 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12710 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12711 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12712 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12713 length_immediate to 1 if operand 2 is const_int_operand.
12714 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12715 *vec_extractv2si_1): Set length_immediate attribute to 1.
12716 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12717 using old 3DNOW insn rather than SSE/3DNOW_A.
12718 (mmx_emms, mmx_femms): Clear modrm attribute.
12720 2009-05-29 Martin Jambor <mjambor@suse.cz>
12722 * tree-sra.c: New implementation of SRA.
12724 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12725 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12726 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12727 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12728 (SRA_MAX_STRUCTURE_COUNT): Removed.
12729 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12730 * doc/invoke.texi (sra-max-structure-size): Removed.
12731 (sra-field-structure-ratio): Removed.
12733 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12735 PR middle-end/40291
12736 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12739 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12741 PR rtl-optimization/40101
12742 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12743 seqno. Adjust comment.
12744 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12745 inserting bookkeeping before a jump, the jump is not scheduled.
12746 When no positive seqno found, provide a value. Add comment.
12748 2009-05-29 Richard Guenther <rguenther@suse.de>
12750 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12751 short-cutting on the first component.
12753 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12755 PR middle-end/39958
12756 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12757 for trees other than decls/types.
12759 2009-05-29 Richard Guenther <rguenther@suse.de>
12761 * tree-ssa-operands.c (get_expr_operands): Do not handle
12762 INDIRECT_REFs in the handled-component case. Remove
12763 unused get_ref_base_and_extent case.
12764 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12765 tree_low_cst and host_integerp where possible.
12766 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12767 codes for equivalence.
12768 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12770 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12772 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12773 to tmake_file for i[34567]86-*-cygwin*.
12775 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12778 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12779 (altivec_categorize_keyword, init_vector_keywords,
12780 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12783 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12785 * tree.c (handle_dll_attribute): Check if node is
12786 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12788 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12790 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12792 (thumb2_zero_extendqidi2): Likewise.
12794 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12796 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12797 instead of gen_movrt.
12798 * config/sh/sh.md (movrt): Remove.
12800 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12802 * doc/invoke.texi (IA-64 Options):
12803 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12804 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12805 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12806 -msched-prefer-non-control-spec-insns,
12807 -msched-stop-bits-after-every-cycle,
12808 -msched-count-spec-in-critical-path,
12809 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12810 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12811 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12812 and -msched-spec-verbose.
12814 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12816 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12817 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12819 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12821 2009-05-28 Richard Guenther <rguenther@suse.de>
12823 * tree-ssa-alias.c (ao_ref_init): New function.
12824 (ao_ref_base): Likewise.
12825 (ao_ref_base_alias_set): Likewise.
12826 (ao_ref_alias_set): Likewise.
12827 (refs_may_alias_p_1): Change signature.
12828 (refs_may_alias_p): Adjust.
12829 (refs_anti_dependent_p): Likewise.
12830 (refs_output_dependent_p): Likewise.
12831 (call_may_clobber_ref_p_1): Change signature.
12832 (call_may_clobber_ref_p): Adjust.
12833 (stmt_may_clobber_ref_p_1): New function split out from ...
12834 (stmt_may_clobber_ref_p): ... here.
12835 (maybe_skip_until): Adjust signature.
12836 (get_continuation_for_phi): Likewise.
12837 (walk_non_aliased_vuses): Likewise.
12838 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12839 (ao_ref_init): Declare.
12840 (ao_ref_base): Likewise.
12841 (ao_ref_alias_set): Likewise.
12842 (stmt_may_clobber_ref_p_1): Likewise.
12843 (walk_non_aliased_vuses): Adjust.
12844 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12845 (get_ref_from_reference_ops): remove.
12846 (vn_reference_lookup_2): Adjust signature.
12847 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12848 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12849 (vn_reference_lookup): Adjust.
12850 (vn_reference_insert): Likewise.
12851 (vn_reference_insert_pieces): Adjust signature.
12852 (visit_reference_op_call): Adjust.
12853 * tree-ssa-pre.c (get_expr_type): Simplify.
12854 (phi_translate_1): Adjust.
12855 (compute_avail): Likewise.
12856 (translate_vuse_through_block): Do not re-build trees.
12857 (value_dies_in_block_x): Likewise.
12858 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12860 (vn_reference_lookup_pieces): Adjust declaration.
12861 (vn_reference_insert_pieces): Likewise.
12863 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12865 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12866 with checking disabled.
12868 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12872 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12873 macro definition for support of three-operand format aligned
12874 .comm directive in assembler on cygwin/pe/mingw target OS.
12875 * configure: Regenerate.
12876 * config.h: Regenerate.
12878 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12879 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12880 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12882 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12883 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12885 2009-05-28 Ira Rosen <irar@il.ibm.com>
12887 PR tree-optimization/40254
12888 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12889 in analysis of basic blocks.
12891 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12893 PR middle-end/33699
12894 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12895 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12896 (TARGET_INITIALIZER): Use it.
12897 * cse.c (CHEAPER): Move it up to the other macros.
12898 (insert): Rename this ...
12899 (insert_with_costs): ... to this. Add cost parameters. Update
12901 (insert): New function. Call insert_with_costs.
12902 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12903 find_reg_offset_for_const, try_const_anchors): New functions.
12904 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12905 when using a const-anchor. Call insert_const_anchors.
12906 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12907 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12909 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12911 * tree-inline.c (remap_decls): Enable nonlocalized variables
12912 when not optimizing.
12914 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12916 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12917 Simplify other tests involving optimize.
12919 2009-05-27 Tom Tromey <tromey@redhat.com>
12921 * unwind-dw2.c (_Unwind_DebugHook): New function.
12922 (uw_install_context): Call _Unwind_DebugHook.
12924 2009-05-27 Tom Tromey <tromey@redhat.com>
12926 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12928 2009-05-27 Ian Lance Taylor <iant@google.com>
12930 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12931 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12932 (ALL_LINKERFLAGS): Define.
12933 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12934 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12935 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12936 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12937 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12938 $(LINKER_FOR_BUILD).
12939 (build/gcov-iov$(build_exeext)): Likewise.
12941 2009-05-27 Julian Brown <julian@codesourcery.com>
12943 * gcse.c (target.h): Include.
12944 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12945 copy of argument to a pseudo register.
12947 2009-05-27 Diego Novillo <dnovillo@google.com>
12949 * tree-ssa-live.c (dump_scope_block): Document arguments.
12950 (dump_scope_blocks): Document.
12951 (debug_scope_blocks): New.
12952 * tree-flow.h (debug_scope_blocks): Declare.
12954 2009-05-21 Denis Chertykov <denisc@overta.ru>
12956 * doc/contrib.texi (Contributors): Add myself to the list.
12958 2009-05-27 Olivier Hainque <hainque@adacore.com>
12960 * expr.c (target_align): New function. Alignment the TARGET of an
12961 assignment may be assume to have.
12962 (highest_pow2_factor_for_target): Use it instead of relying on
12963 immediate tree attributes of TARGET, not necessarily honored when
12964 intermediate bitfields are involved.
12966 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12969 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12970 AVX, SSE4, AES, PCLMUL and POPCNT.
12972 2009-05-27 Diego Novillo <dnovillo@google.com>
12974 * tree-pretty-print.c (dump_location): New.
12975 (dump_generic_node): Call it.
12976 Factor code to handle BLOCK nodes ...
12977 (dump_block_node): ... here.
12979 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12981 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12983 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12985 * gcc-plugin.h: Include config.h and system.h.
12986 (IN_GCC): Define if not defined.
12988 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12990 PR middle-end/40249
12991 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12994 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12996 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12998 * config/m32r/m32r.h: Ditto.
12999 * config/m32r/m32r.md: Ditto.
13000 * config/m32r/predicates.md: Ditto.
13002 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13004 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13006 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13009 (Loading plugins): typo.
13010 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13011 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13012 (Interacting with the GCC Garbage Collector): Added new section.
13013 (Giving information about a plugin): Added new section for
13015 * ggc.h (ggc_register_root_tab): Added declaration.
13016 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13017 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13018 (register_callback): Improved comment in declaration.
13019 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13020 (extra_root_vec) Added static variable for dynamic roots registration.
13021 (ggc_register_root_tab) Added new routine.
13022 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13023 PLUGIN_GGC_MARKING event.
13024 * ggc-zone.c: Include plugin.h.
13025 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13026 * ggc-page.c: Include plugin.h.
13027 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13028 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13029 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13030 (register_callback): check lack of callbacks for
13031 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13032 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13033 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13034 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13035 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13036 dependency on plugin.h.
13037 (plugin.o): Added dependency on ggc.h...
13039 2009-05-26 Richard Guenther <rguenther@suse.de>
13041 PR middle-end/40248
13043 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13044 with mismatched comparison modes.
13046 * expr.c (expand_expr_real_1): Expand the operand of a
13047 VIEW_CONVERT_EXPR in its natural mode.
13049 2009-05-26 Ian Lance Taylor <iant@google.com>
13051 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13052 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13053 (ALL_COMPILERFLAGS): Define.
13054 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13055 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13056 (collect2$(exeext), collect2.o): Likewise.
13057 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13058 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13059 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13060 (libbackend.o, intl.o, cppdefault.o): Likewise.
13061 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13062 (build/%.o): Use $(COMPILER_FOR_BUILD).
13063 (build/gen%$(build_exeext)): Likewise.
13064 (build/gcov-iov$(build_exeext)): LIkewise.
13065 * config/t-darwin (darwin.o): Use $(COMPILER).
13066 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13067 * config/t-sol2 (sol2-c.o): Likewise.
13068 (sol2.o): Likewise.
13069 * config/t-vxworks (vxworks.o): Likewise.
13070 * config/x-darwin (host-darwin.o): Likewise.
13071 * config/x-hpux (host-hpux.o): Likewise.
13072 * config/x-linux (host-linux.o): Likewise.
13073 * config/x-solaris (host-solaris.o): Likewise.
13074 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13075 * config/arm/t-arm (arm-c.o): Likewise.
13076 * config/arm/t-pe (pe.o): Likewise.
13077 * config/arm/t-wince-pe (pe.o): Likewise.
13078 * config/i386/t-cygming (winnt.o): Likewise.
13079 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13080 * config/i386/t-cygwin (cygwin1.o): Likewise.
13081 (cygwin2.o): Likewise.
13082 * config/i386/t-i386 (i386-c.o): Likewise.
13083 * config/i386/t-interix (winnt.o): Likewise.
13084 * config/i386/t-netware (netware.o): Likewise.
13085 * config/i386/t-nwld (nwld.o): Likewise.
13086 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13087 * config/i386/x-i386 (driver-i386.o): Likewise.
13088 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13089 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13090 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13091 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13092 * config/mips/x-native (driver-native.o): Likewise.
13093 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13094 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13095 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13096 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13097 * config/score/t-score-elf (score7.o): Likewise.
13098 (score3.o): Likewise.
13099 * config/sh/t-sh (sh-c.o): Likewise.
13100 * config/sh/t-symbian (sh-c.o): Likewise.
13101 (symbian.o): Likewise.
13102 * config/spu/t-spu-elf (spu-c.o): Likewise.
13103 * config/v850/t-v850 (v850-c.o): Likewise.
13104 * config/v850/t-v850e (v850-c.o): Likewise.
13106 2009-05-26 Richard Guenther <rguenther@suse.de>
13108 PR tree-optimization/40122
13109 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13110 VECTOR_CSTs if possible.
13111 (fold_gimple_assign): Likewise.
13113 2009-05-26 Richard Guenther <rguenther@suse.de>
13115 PR middle-end/40252
13116 * fold-const.c (fold_binary): Use the correct types for building
13119 2009-05-26 Richard Guenther <rguenther@suse.de>
13121 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13122 redundant calls to merge_alias_info.
13123 (bump_vector_ptr): Likewise.
13124 * tree-ssa-copy.c (merge_alias_info): Remove.
13125 (replace_exp_1): Remove call to merge_alias_info.
13126 (propagate_tree_value): Likewise.
13127 (fini_copy_prop): Propagate points-to info.
13128 * tree-flow.h (merge_alias_info): Remove.
13130 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13132 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13134 2009-05-25 Jan Hubicka <jh@suse.cz>
13136 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13137 * cgraph.h (struct inline_summary): New filed self_wize,
13138 size_inlining_benefit, self_time and time_inlining_benefit.
13139 (struct cgraph_global_info): Replace insns by time ans size fields.
13140 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13141 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13142 (ipcp_update_callgraph): Do not touch function bodies.
13143 * ipa-inline.c: Include except.h
13144 (MAX_TIME): New constant.
13145 (overall_insns): Remove.
13146 (leaf_node_p): New.
13147 (overall_size, max_benefit): New static variables.
13148 (cgraph_estimate_time_after_inlining): New function.
13149 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13150 (cgraph_clone_inlined_nodes): Update size.
13151 (cgraph_mark_inline_edge): Update size.
13152 (cgraph_estimate_growth): Use size info.
13153 (cgraph_check_inline_limits): Check size.
13154 (cgraph_default_inline_p): Likewise.
13155 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13156 (cgraph_decide_recursive_inlining): Check size.
13157 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13159 (cgraph_decide_inlining): Likewise.
13160 (cgraph_decide_inlining_incrementally): Likewise; honor
13161 PARAM_EARLY_INLINING_INSNS.
13162 (likely_eliminated_by_inlining_p): New predicate.
13163 (estimate_function_body_sizes): New function.
13164 (compute_inline_parameters): Use it.
13165 * except.c (must_not_throw_labels): New function.
13166 * except.h (must_not_throw_labels): Declare.
13167 * tree-inline.c (init_inline_once): Kill inlining_weigths
13168 * tree-ssa-structalias.c: Avoid uninitialized warning.
13169 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13170 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13171 (PARAM_INLINE_CALL_COST): Remove.
13172 (PARAM_EARLY_INLINING_INSNS): New.
13174 2009-05-25 Richard Guenther <rguenther@suse.de>
13176 PR tree-optimization/36327
13177 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13178 callback for reference translation or lookup at the point of may-defs.
13179 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13180 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13181 for union COMPONENT_REFs.
13182 (vn_reference_lookup_3): New callback. Lookup from memset
13183 and CONSTRUCTOR assignment, translate through struct copies.
13184 (vn_reference_lookup_pieces): Make sure to not free the
13185 passed operands array. Adjust walk_non_aliased_vuses call.
13186 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13187 make sure we do not leak memory.
13189 2009-05-25 Richard Guenther <rguenther@suse.de>
13191 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13192 * tree-inline.c (expand_call_inline): Reset the escaped and
13193 callused solutions.
13194 * tree-ssa-structalias.c (pass_build_ealias): New.
13195 * tree-pass.h (pass_build_ealias): Declare.
13196 * passes.c (init_optimization_passes): Add PTA during
13197 early optimizations.
13198 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13199 and CALLUSED solutions.
13200 (dump_points_to_solution): New function, split out from ...
13201 (dump_points_to_info_for): ... here.
13202 * tree-parloops.c (parallelize_loops): Reset the escaped and
13203 callused solutions.
13205 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13208 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13209 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13211 2009-05-25 Ira Rosen <irar@il.ibm.com>
13213 PR tree-optimization/40238
13214 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13215 statements after basic block's labels.
13216 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13217 to free the allocated memory.
13219 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13221 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13222 return address with a USE.
13224 2009-05-24 Richard Guenther <rguenther@suse.de>
13226 PR middle-end/40233
13227 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13228 array type from the main variant of the inner type.
13230 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13232 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13233 definition to bool (from int) to un-break build.
13234 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13236 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13238 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13239 discard_stmt_changes): Delete.
13240 * tree-ssa-operands.c (scb_stack): Delete.
13241 (init_ssa_operands): Do not initialize it.
13242 (fini_ssa_operands): Do not free it.
13243 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13245 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13246 update_stmt, remove the others. Fix comments.
13247 * tree-dfa.c (optimize_stack_restore): Likewise.
13248 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13249 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13250 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13251 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13253 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13254 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13255 (dom_opt_finalize_block): Likewise, adjusting access to
13257 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13258 (stmts_to_rescan): Change item type to gimple.
13259 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13261 2009-05-24 Ira Rosen <irar@il.ibm.com>
13263 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13264 * tree-pass.h (pass_slp_vectorize): New pass.
13265 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13266 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13267 * tree-vectorizer.c (timevar.h): Include.
13268 (user_vect_verbosity_level): Declare.
13269 (vect_location): Fix comment.
13270 (vect_set_verbosity_level): Update user_vect_verbosity_level
13271 instead of vect_verbosity_level.
13272 (vect_set_dump_settings): Add an argument. Ignore user defined
13273 verbosity if dump flags require higher level of verbosity. Print to
13274 stderr only for loop vectorization.
13275 (vectorize_loops): Update call to vect_set_dump_settings.
13276 (execute_vect_slp): New function.
13277 (gate_vect_slp): Likewise.
13278 (struct gimple_opt_pass pass_slp_vectorize): New.
13279 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13280 access its members.
13281 (vec_info_for_bb): New function.
13282 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13283 (VECTORIZATION_ENABLED): New macro.
13284 (SLP_ENABLED, SLP_DISABLED): Likewise.
13285 (vect_is_simple_use): Add bb_vec_info argument.
13286 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13287 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13288 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13289 vect_schedule_slp, vect_analyze_slp): Likewise.
13290 (vect_analyze_stmt): Add slp_tree argument.
13291 (find_bb_location): Declare.
13292 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13293 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13294 (vect_analyze_loop_operations, vect_analyze_loop,
13295 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13296 vect_finalize_reduction, vectorizable_reduction,
13297 vectorizable_live_operation, vect_transform_loop): Likewise.
13298 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13299 skip evolution analysis if analyzing a basic block.
13300 (dr_analyze_indices): Likewise.
13301 (initialize_data_dependence_relation): Skip the test whether the
13302 object is invariant for basic blocks.
13303 (compute_all_dependences): Skip dependence analysis for data
13304 references in basic blocks.
13305 (find_data_references_in_stmt): Don't fail in case of invariant
13306 access in basic block.
13307 (find_data_references_in_bb): New function.
13308 (find_data_references_in_loop): Move code to
13309 find_data_references_in_bb and add a call to it.
13310 (compute_data_dependences_for_bb): New function.
13311 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13312 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13314 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13315 unknown dependence in basic block and fail in case of dependence in
13317 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13318 dependence instances from either loop or basic block vectorization
13320 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13321 before calling nested_in_vect_loop_p.
13322 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13323 dependence instances from either loop or basic block vectorization
13325 (vect_verify_datarefs_alignment): Likewise.
13326 (vect_enhance_data_refs_alignment): Adjust function calls.
13327 (vect_analyze_data_refs_alignment): Likewise.
13328 (vect_analyze_group_access): Fix printing. Skip different checks if
13329 DR_STEP is 0. Keep strided stores either in loop or basic block
13330 vectorization data structure. Fix indentation.
13331 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13333 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13334 dependence instances from either loop or basic block vectorization
13336 (vect_analyze_data_refs): Update comment. Call
13337 compute_data_dependences_for_bb to analyze basic blocks.
13338 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13339 case of loop vectorization. In case of basic block vectorization use
13340 data-ref itself as a base.
13341 (vect_create_data_ref_ptr): In case of basic block vectorization:
13342 don't advance the pointer, add new statements before the current
13343 statement. Adjust function calls.
13344 (vect_supportable_dr_alignment): Support only aligned accesses in
13345 basic block vectorization.
13346 * common.opt (ftree-slp-vectorize): New flag.
13347 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13348 (vect_pattern_recog_1): Likewise.
13349 * tree-vect-stmts.c (process_use): Likewise.
13350 (vect_init_vector): Add new statements in the beginning of the basic
13351 block in case of basic block SLP.
13352 (vect_get_vec_def_for_operand): Adjust function calls.
13353 (vect_finish_stmt_generation): Likewise.
13354 (vectorizable_call): Add assert that it is loop vectorization, adjust
13356 (vectorizable_conversion, vectorizable_assignment): Likewise.
13357 (vectorizable_operation): In case of basic block SLP, take
13358 vectorization factor from statement's type and skip the relevance
13359 check. Adjust function calls.
13360 (vectorizable_type_demotion): Add assert that it is loop
13361 vectorization, adjust function calls.
13362 (vectorizable_type_promotion): Likewise.
13363 (vectorizable_store): Check for outer loop only in case of loop
13364 vectorization. Adjust function calls. For basic blocks, skip the
13365 relevance check and don't advance pointers.
13366 (vectorizable_load): Likewise.
13367 (vectorizable_condition): Add assert that it is loop vectorization,
13368 adjust function calls.
13369 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13370 that it is not reduction, get vector type, call only supported
13371 functions, skip loop specific parts.
13372 (vect_transform_stmt): Check for outer loop only in case of loop
13374 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13375 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13376 for external definition.
13377 * passes.c (pass_slp_vectorize): New pass.
13378 * tree-vect-slp.c (find_bb_location): New function.
13379 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13380 check for patterns only in loops.
13381 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13382 case of multiple types in basic block SLP.
13383 (vect_mark_slp_stmts_relevant): New function.
13384 (vect_supported_load_permutation_p): Fix comment.
13385 (vect_analyze_slp_instance): Add argument. In case of basic block
13386 SLP, take vectorization factor from statement's type, check that
13387 unrolling factor is 1. Adjust function call. Save SLP instance in
13388 either loop or basic block vectorization structure. Return FALSE,
13390 (vect_analyze_slp): Add argument. Get strided stores groups from
13391 either loop or basic block vectorization structure. Return FALSE
13392 if basic block SLP failed.
13393 (new_bb_vec_info): New function.
13394 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13395 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13396 (vect_schedule_slp): Add argument. Get SLP instances from either
13397 loop or basic block vectorization structure. Set vectorization factor
13398 to be 1 for basic block SLP.
13399 (vect_slp_transform_bb): New function.
13400 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13402 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13404 * final.c (shorten_branches): Do not align labels for jump tables.
13405 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13407 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13409 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13410 Remove outdated reference to flow.c and fix nits.
13411 * doc/gccint.texi: Tweak RTL description.
13412 * doc/rtl.texi: Likewise.
13414 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13416 * config/avr/avr.c: Change my email address.
13417 * config/avr/avr.h: Likewise.
13418 * config/avr/avr.md: Likewise.
13419 * config/avr/avr-protos.h: Likewise.
13420 * config/avr/libgcc.S: Likewise.
13422 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13424 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13425 (spu_split_load, spu_split_store): Change return type to int.
13426 (spu_split_convert): Declare.
13427 * config/spu/predicates.md (spu_mem_operand): Remove.
13428 (spu_mov_operand): Update.
13429 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13430 * config/spu/spu.c (regno_aligned_for_load): Remove.
13431 (reg_aligned_for_addr, spu_expand_load): Define.
13432 (spu_expand_extv): Reimplement and handle MEM.
13433 (spu_expand_insv): Handle MEM.
13434 (spu_sched_reorder): Handle insn's with length 0.
13435 (spu_legitimate_address_p): Reimplement.
13436 (store_with_one_insn_p): Return TRUE for any mode with size
13437 larger than 16 bytes.
13438 (address_needs_split): Define.
13439 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13441 (spu_convert_move): Define.
13442 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13443 (spu_split_store): Change all MEM's to TImode.
13444 (spu_init_expanders): Preallocate registers that correspond to
13445 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13447 (spu_split_convert): Define.
13448 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13449 (_move<mode>, _movdi, _movti): Update predicate and condition.
13450 (load, store): Change to define_split.
13451 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13453 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13454 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13455 define_insn_and_split of lshr<mode>3.
13456 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13457 (<v>ashr<mode>3_imm): Define.
13458 (extv, extzv, insv): Allow MEM operands.
13459 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13460 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13461 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13462 (_spu_convert2): Change to define_insn_and_split and remove the
13463 corresponding define_peephole2.
13464 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13465 Change predicates to memory_operand.
13467 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13469 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13471 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13473 PR tree-optimization/40219
13474 * tree.c (iterative_hash_expr): Make sure the builtin function is
13475 a normal builtin function and not a front end or back end builtin
13476 before indexing into the built_in_decls array.
13478 2009-05-22 Richard Guenther <rguenther@suse.de>
13480 PR middle-end/38964
13481 * alias.c (write_dependence_p): Do not use TBAA for answering
13482 anti-dependence or output-dependence.
13483 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13484 (emit_pointer_definition): Remove.
13485 (emit_alias_warning): Likewise.
13486 (find_what_var_points_to): Remove TBAA pruning code.
13487 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13489 (compute_points_to_sets): Remove code computing the set of
13490 dereferenced pointers.
13491 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13492 oracle for querying anti and output dependencies.
13493 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13494 if TBAA may be applied.
13495 (refs_anti_dependent_p): New function.
13496 (refs_output_dependent_p): Likewise.
13497 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13498 (refs_output_dependent_p): Likewise.
13499 * doc/tree-ssa.texi (Memory model): New section.
13500 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13501 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13502 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13503 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13504 * expr.c (expand_expr_real_1): Likewise.
13505 * gimple-low.c (lower_stmt): Likewise.
13506 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13507 (dump_gimple_cdt): Remove.
13508 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13509 (gimple_size): Likewise.
13510 (walk_gimple_op): Likewise.
13511 (is_gimple_stmt): Likewise.
13512 (walk_stmt_load_store_addr_ops): Likewise.
13513 (gimple_build_cdt): Remove.
13514 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13515 * gimple.h (gimple_cdt_new_type): Remove.
13516 (gimple_cdt_new_type_ptr): Likewise.
13517 (gimple_cdt_set_new_type): Likewise.
13518 (gimple_cdt_location): Likewise.
13519 (gimple_cdt_location_ptr): Likewise.
13520 (gimple_cdt_set_location): Likewise.
13521 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13522 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13523 GIMPLE_CHANGE_DYNAMIC_TYPE.
13524 (verify_types_in_gimple_stmt): Likewise.
13525 * tree-inline.c (estimate_num_insns): Likewise.
13526 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13527 (copy_decl_to_var): Likewise.
13528 (copy_result_decl_to_var): Likewise.
13529 * tree-pretty-print.c (dump_generic_node): Do not handle
13530 CHANGE_DYNAMIC_TYPE_EXPR.
13531 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13532 * tree-ssa-operands.c (get_expr_operands): Likewise.
13533 * tree-ssa-structalias.c (struct variable_info): Remove
13534 no_tbaa_pruning member.
13535 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13536 (unify_nodes): Do not copy it.
13537 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13538 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13539 (set_uids_in_ptset): Do not check it.
13540 (find_what_var_points_to): Likewise.
13541 (compute_tbaa_pruning): Remove.
13542 (compute_points_to_sets): Do not call it.
13543 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13544 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13545 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13546 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13547 (DECL_NO_TBAA_P): Likewise.
13548 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13549 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13550 (expand_omp_atomic_pipeline): Do not set it.
13551 * print-tree.c (print_node): Do not dump it.
13552 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13555 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13558 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13561 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13563 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13566 2009-05-22 Ben Elliston <bje@au.ibm.com>
13568 * Makefile.in (bversion.h, s-bversion): New targets.
13569 (TOPLEV_H): Add bversion.h.
13570 * toplev.h: Include "bversion.h".
13571 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13572 the __format__ attribute only if compiling with the same version
13573 of GCC as the sources (the "build version").
13575 2009-05-22 Ben Elliston <bje@au.ibm.com>
13577 * c-format.c (handle_format_attribute): Fix comment typo.
13579 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13582 * config/ia64/ia64.opt (mfused-madd): New.
13583 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13584 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13585 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13586 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13587 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13588 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13589 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13590 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13591 instruction if !TARGET_FUSED_MADD.
13592 (fpma, fpms): Remove colon from name.
13594 2009-05-22 Richard Guenther <rguenther@suse.de>
13596 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13597 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13598 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13600 (create_expression_by_pieces): Only convert if necessary.
13601 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13602 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13604 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13606 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13607 regular pattern from a template and rename it ...
13608 (*extzv_truncsi_exts): ... to this.
13610 2009-05-21 Richard Guenther <rguenther@suse.de>
13612 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13613 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13614 (cgraph_default_inline_p): Likewise.
13615 (cgraph_decide_inlining_incrementally): Likewise.
13617 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13618 Uros Bizjak <ubizjak@gmail.com>
13620 * config/i386/cpuid.h (bit_MOVBE): New.
13622 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13624 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13625 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13626 (ix86_handle_option): Handle OPT_mmovbe.
13627 (ix86_target_string): Add -mmovbe.
13628 (pta_flags): Add PTA_MOVBE.
13629 (processor_alias_table): Add PTA_MOVBE to "atom".
13630 (override_options): Handle PTA_MOVBE.
13632 * config/i386/i386.h (TARGET_MOVBE): New.
13634 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13635 (*bswapsi_movbe): New.
13636 (*bswapdi_movbe): Likewise.
13637 (bswapdi2): Renamed to ...
13638 (*bswapdi_1): This.
13639 (bswapdi2): New expander.
13641 * config/i386/i386.opt (mmovbe): New.
13643 * doc/invoke.texi: Document -mmovbe.
13645 2009-05-21 Taras Glek <tglek@mozilla.com>
13647 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13648 * gcc-plugin.h (plugin_init): Updated signature.
13649 * gcc-plugin.h (plugin_name_args): Moved to this header.
13650 * doc/plugins.texi (plugin_init): Updated documention to reflect
13652 * doc/plugins.texi (plugin_name_args): Added to documention.
13654 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13656 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13657 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13659 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13661 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13662 JUMP_TABLE_DATA_P predicates where applicable.
13663 * config/i386/predicates.md: Ditto.
13664 * config/i386/sse.md: Ditto.
13666 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13668 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13669 operand2 -128 override length_immediate attribute to 1.
13670 * config/i386/predicates.md (constm128_operand): New predicate.
13672 * config/i386/i386.c (memory_address_length): Handle %r12
13673 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13675 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13676 mode look through optional ZERO_EXTEND and SUBREG.
13677 * config/i386/i386.md (R12_REG): New define_constant.
13678 (prefix_data16): For sse unit set also for MODE_TI insns.
13679 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13680 insns set if operand 1 is ext_QIreg_operand.
13681 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13682 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13684 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13685 mode from MODE_DI to MODE_SI.
13686 (movdi_1_rex64): Override modrm and length_immediate attributes
13687 only for movabs (TYPE_IMOV, alternative 2).
13688 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13689 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13690 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13691 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13692 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13693 prefix_rex attribute if DImode.
13694 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13695 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13696 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13697 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13698 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13699 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13700 Likewise. For TYPE_IMOV clear length_immediate attribute.
13701 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13702 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13703 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13704 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13705 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13706 or one operand TYPE_ISHIFT.
13707 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13708 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13709 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13710 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13711 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13712 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13713 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13714 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13715 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13716 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13717 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13718 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13719 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13720 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13721 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13722 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13723 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13724 set mode attribute, don't override length attribute.
13725 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13727 (return_internal_long): Set length attribute to 2 instead of 1.
13728 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13729 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13730 prefix_rex attribute.
13731 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13733 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13735 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13737 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13739 2009-05-20 Ian Lance Taylor <iant@google.com>
13741 * tree.c (build_tree_list_vec_stat): New function.
13742 (ctor_to_vec): New function.
13743 (build_nt_call_vec): New function.
13744 (build_call_array): Change args to be a const pointer.
13745 (build_call_vec): New function.
13746 * tree.h (build_nt_call_vec): Declare.
13747 (build_tree_list_vec_stat): Declare.
13748 (build_tree_list_vec): Define.
13749 (build_call_array): Update declaration.
13750 (build_call_vec): Declare.
13751 (ctor_to_vec): Declare.
13752 * c-common.c (tree_vector_cache): New static variable.
13753 (make_tree_vector): New function.
13754 (release_tree_vector): New function.
13755 (make_tree_vector_single): New function.
13756 (make_tree_vector_copy): New function.
13757 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13758 (make_tree_vector_single, make_tree_vector_copy): Declare.
13759 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13760 (c_parser_expr_list): Don't manage cache here, instead call
13762 (c_parser_release_expr_list): Remove static function.
13763 (c_parser_vec_to_tree_list): Remove static function.
13764 (c_parser_attributes): Call build_tree_list_vec instead of
13765 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13766 c_parser_release_expr_list.
13767 (c_parser_postfix_expression_after_primary): Likewise.
13768 (c_parser_objc_keywordexpr): Likewise.
13770 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13772 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13773 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13774 TARGET_CONVERT_TO_TYPE.
13775 * hooks.c (hook_tree_const_tree_null): Define.
13776 * hooks.h (hook_tree_const_tree_null): Declare.
13777 * target.h (struct gcc_target): Add invalid_parameter_type,
13778 invalid_return_type, promoted_type, and convert_to_type fields.
13779 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13780 (TARGET_INVALID_RETURN_TYPE): Define.
13781 (TARGET_PROMOTED_TYPE): Define.
13782 (TARGET_CONVERT_TO_TYPE): Define.
13783 (TARGET_INITIALIZER): Update for new fields.
13784 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13785 (grokparms): Check targetm.invalid_parameter_type.
13786 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13787 * c-convert.c (convert): Check targetm.convert_to_type.
13789 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13791 * config/mips/mips.md (*extenddi_truncate<mode>,
13792 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13794 (*extendhi_truncateqi): New define_insn_and_sptit.
13796 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13798 PR middle-end/40204
13799 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13800 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13802 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13804 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13805 the operand of VIEW_CONVERT_EXPR.
13807 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13809 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13810 extended family and model for Intel processors. Support Intel Atom.
13812 2009-05-20 Olivier Hainque <hainque@adacore.com>
13814 * gstab.h (stab_code_type): Define, to be used instead of the
13815 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13817 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13818 occurrences by stab_code_type.
13819 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13821 2009-05-20 Martin Jambor <mjambor@suse.cz>
13823 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13824 (sra_insert_before): Likewise.
13825 (sra_insert_after): Likewise.
13826 (sra_init_cache): Likewise.
13827 (sra_type_can_be_decomposed_p): Likewise.
13828 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13829 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13830 (sra_insert_before): Likewise.
13831 (sra_insert_after): Likewise.
13832 (sra_init_cache): Likewise.
13833 (insert_edge_copies_seq): Made static and moved upwards.
13835 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13838 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13840 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13841 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13844 2009-05-20 Richard Guenther <rguenther@suse.de>
13846 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13847 with mismatched comparison modes.
13849 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13851 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13852 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13853 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13854 with shifts for Thumb2.
13855 (orsi_notsi): New for orn.
13856 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13857 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13858 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13859 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13860 Don't invert remainder for IOR.
13862 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13864 PR tree-optimization/40087
13865 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13866 number_of_iterations_ne): Rename never_infinite argument.
13867 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13868 number_of_iterations_le): Handle pointer-type ivs when
13869 exit_must_be_taken is false.
13870 (number_of_iterations_cond): Do not always assume that
13871 exit_must_be_taken if the control variable is a pointer.
13873 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13875 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13876 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13878 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13880 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13881 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13883 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13886 * c.opt (Wlogical-op): Disabled by default.
13887 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13889 * doc/invoke.texi (Wlogical-op): Likewise.
13891 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13893 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13895 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13896 Propagate the type of the first operand.
13897 <ASSERT_EXPR>: Simplify.
13898 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13899 Rewrite using the RHS code as discriminant.
13900 <NOP_EXPR>: Turn into CASE_CONVERT.
13901 <PLUS_EXPR>: Propagate the type of the first operand.
13903 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13905 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13906 (ia64_dconst_0_375): New.
13907 * config/ia64/ia64.c (ia64_override_options): Remove
13908 -minline-sqrt-min-latency warning.
13909 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13910 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13911 * config/ia64/ia64.md (*sqrt_approx): Remove.
13912 (sqrtsf2): Remove #if 0.
13913 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13914 (sqrtdf): Remove assert.
13915 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13916 (sqrtxf2): Remove #if 0.
13917 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13918 * div.md (sqrt_approx_rf): New.
13919 (sqrtsf2_internal_thr): New implementation.
13920 (sqrtsf2_internal_lat): New.
13921 (sqrtdf2_internal_thr: New implementation.
13922 (sqrtxf2_internal): New implementation.
13924 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13925 Hans-Peter Nilsson <hp@axis.com>
13927 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13928 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13929 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13930 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13931 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13932 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13933 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13934 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13935 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13936 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13937 * c-common.c: ...from here.
13939 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13941 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13943 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13945 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13947 2009-05-19 Ben Elliston <bje@au.ibm.com>
13949 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13950 assignments with memcpy calls.
13951 (add_fdes): Likewise.
13952 (binary_search_unencoded_fdes): Likewise.
13953 (linear_search_fdes): Eliminate type puns.
13955 2009-05-19 Richard Guenther <rguenther@suse.de>
13957 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13958 not falsely claim to have propagated into all uses.
13960 2009-05-19 Ben Elliston <bje@au.ibm.com>
13962 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13965 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13967 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13968 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13969 (TARGET_LEGITIMATE_ADDRESS_P): New.
13970 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13971 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13973 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13976 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13977 child of the containing namespace's DIE.
13979 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13981 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13982 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13983 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13986 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13989 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13990 gen_align with gen_pad.
13991 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13992 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13994 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13995 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13997 * config/i386/i386.md (align): Renamed to ...
13998 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13999 ASM_OUTPUT_MAX_SKIP_PAD.
14001 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14003 * config.gcc: Fix variable syntax.
14006 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14007 before calling exact_log2.
14008 (output_iorsi3): Likewise.
14009 (output_xorsi3): Likewise.
14011 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14013 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14014 for the none zero constant operand except for EQ and NE
14015 comprisons even when the first operand is R0.
14017 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14019 * config/s390/2064.md: Remove trailing whitespaces.
14020 * config/s390/2084.md: Likewise.
14021 * config/s390/constraints.md: Likewise.
14022 * config/s390/fixdfdi.h: Likewise.
14023 * config/s390/libgcc-glibc.ver: Likewise.
14024 * config/s390/s390-modes.def: Likewise.
14025 * config/s390/s390-protos.h: Likewise.
14026 * config/s390/s390.c: Likewise.
14027 * config/s390/s390.h: Likewise.
14028 * config/s390/s390.md: Likewise.
14029 * config/s390/tpf-unwind.h: Likewise.
14031 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14033 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14035 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14038 * configure.ac (m68k-*-*): Check if binutils support TLS.
14039 * configure: Regenerate.
14040 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14041 * config/m68k/constraints.md (Cu): New constraint.
14042 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14043 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14044 (movsi): Handle TLS symbols.
14045 (addsi3_5200): Handle XTLS symbols, indent.
14046 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14047 (m68k_tls_reference_p): Declare.
14048 (m68k_legitimize_address): Declare.
14049 (m68k_unwrap_symbol): Declare.
14050 * config/m68k/m68k.opt (mxtls): New option.
14051 * config/m68k/m68k.c (ggc.h): Include.
14052 (m68k_output_dwarf_dtprel): Implement hook.
14053 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14054 (m68k_expand_prologue): Load GOT pointer when function needs it.
14055 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14056 (m68k_legitimate_constant_address_p): Same.
14057 (m68k_decompose_address): Handle TLS references.
14058 (m68k_get_gp): New static function.
14059 (enum m68k_reloc): New contants.
14060 (TLS_RELOC_P): New macro.
14061 (m68k_wrap_symbol): New static function.
14062 (m68k_unwrap_symbol): New function.
14063 (m68k_final_prescan_insn_1): New static function.
14064 (m68k_final_prescan_insn): New function.
14065 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14067 (legitimize_pic_address): Handle TLS references..
14068 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14069 (m68k_libcall_value_in_a0_p)
14070 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14071 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14072 (m68k_legitimize_tls_address): Handle TLS references.
14073 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14075 (m68k_legitimize_address): Handle TLS symbols.
14076 (m68k_get_reloc_decoration): New static function.
14077 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14079 (m68k_output_dwarf_dtprel): Implement hook.
14080 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14081 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14082 m68k_call_* routines.
14083 (sched_attr_op_type): Handle TLS symbols.
14084 (gt-m68k.h): Include.
14085 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14086 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14088 2009-05-18 Martin Jambor <mjambor@suse.cz>
14090 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14091 (visit_store_addr_for_mod_analysis): New function.
14092 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14093 (determine_cst_member_ptr): Use gimple_assign_single_p.
14094 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14095 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14096 operands. Don't check number of operands of a NOP_EXPR.
14098 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14100 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14102 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14105 * c-common.c (warn_logical_operator): Don't warn if one of
14106 expression isn't always true or false.
14108 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14110 * config/i386/biarch32.h: New file.
14111 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14113 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14115 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14116 *zero_extend<mode>_truncqi): Merge these into ...
14117 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14118 Name the pattern following this as *zero_extendhi_truncqi.
14120 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14122 PR middle-end/39301
14123 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14124 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14125 (output_info): Make field HOST_WIDEST_INT.
14126 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14127 (dump_bitmat_statistics): Same.
14129 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14131 * config.gcc (use_gcc_stdint): Set to wrap.
14132 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14133 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14134 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14135 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14136 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14137 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14138 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14139 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14141 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14143 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14145 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14146 Move definitions earlier.
14147 (OPT_ARCH64, OPT_ARCH32): Define.
14148 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14151 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14154 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14157 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14159 * arm.md (movdi2): Copy non-reg values to DImode registers.
14161 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14164 * final.c (label_to_max_skip): New function.
14165 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14166 CODE_LABEL_NUMBER <= max_labelno.
14167 * output.h (label_to_max_skip): New prototype.
14168 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14169 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14170 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14171 Handle CODE_LABELs with >= 16 byte alignment or with
14172 max_skip == (1 << align) - 1.
14173 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14174 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14177 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14178 .p2align 3 if MAX_SKIP is smaller than 7.
14179 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14181 2009-05-15 Ian Lance Taylor <iant@google.com>
14183 * alias.c (struct alias_set_entry_d): Rename from struct
14184 alias_set_entry. Change all uses.
14185 * except.c (struct call_site_record_d): Rename from struct
14186 call_site_record. Change all uses.
14187 * except.h (struct eh_region_d): Rename from struct eh_region.
14189 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14191 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14192 ivtype_map_elt. Change all uses.
14193 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14195 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14196 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14198 (struct sese_d): Rename from struct sese. Change all uses.
14199 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14200 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14201 * optabs.h (struct optab_d): Rename from struct optab. Change all
14203 (struct convert_optab_d): Rename from struct convert_optab.
14205 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14206 ipa_opt_pass. Change all uses.
14207 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14210 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14211 defined as a typedef.
14212 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14215 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14218 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14220 (merge_ranges): Returns bool.
14221 * tree.h (make_range): .. to here.
14222 (build_range_check): Likewise.
14223 (merge_ranges): Likewise. Renamed from merge_ranges.
14224 * c-typeck.c (parser_build_binary_op): Update calls to
14225 warn_logical_operator.
14226 * c-common.c (warn_logical_operator): Add new warning.
14227 * c-common.h (warn_logical_operator): Update declaration.
14229 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14231 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14233 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14235 * doc/install.texi: Document MPC requirements, flags etc.
14237 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14238 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14239 Evaluate constant arguments.
14240 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14241 (fold_builtin_1): Likewise, also evaluate constant arguments.
14242 Remove superfluous break.
14243 (do_mpc_ckconv): New.
14244 * real.h: Include mpc.h.
14245 * toplev.c (print_version): Output MPC version info if available.
14247 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14249 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14251 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14253 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14256 2009-05-15 Jan Hubicka <jh@suse.cz>
14258 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14259 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14260 (try_inline): Fix return value.
14261 (cgraph_decide_inlining_incrementally): Honor new value.
14262 (cgraph_early_inlining): Handle indirect inlining.
14263 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14265 2009-05-15 Jan Hubicka <jh@suse.cz>
14267 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14268 * cgraphunit.c (cgraph_finalize_function): Set it.
14269 (cgraph_expand_function): Use it.
14271 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14273 * real.c (encode_ieee_half): Define.
14274 (decode_ieee_half): Define.
14275 (ieee_half_format): Define.
14276 (arm_half_format): Define.
14277 * real.h (ieee_half_format): Declare.
14278 (arm_half_format): Declare.
14280 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14282 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14283 swapped, and reversed optabs exist before trying to use them.
14285 2009-05-15 Paul Brook <paul@codesourcery.com>
14286 Sandra Loosemore <sandra@codesourcery.com>
14288 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14289 loads. Allow PRE_DEC.
14290 (output_move_neon): Handle PRE_DEC.
14291 (arm_print_operand): Add 'A' for neon structure loads.
14292 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14293 * config/arm/neon.md (neon_mov): Update comment.
14294 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14296 (Um): New constraint.
14298 2009-05-15 Jan Hubicka <jh@suse.cz>
14300 Revert the following patch until testsuite fallout is fixed:
14301 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14302 * cgraph.h (struct inline_summary): New filed self_wize,
14303 size_inlining_benefit, self_time and time_inlining_benefit.
14304 (struct cgraph_global_info): Replace insns by time ans size fields.
14305 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14306 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14307 (ipcp_update_callgraph): Do not touch function bodies.
14308 * ipa-inline.c: Include except.h
14309 (MAX_TIME): New constant.
14310 (overall_insns): Remove
14311 (overall_size, max_benefit): New static variables.
14312 (cgraph_estimate_time_after_inlining): New function.
14313 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14314 (cgraph_clone_inlined_nodes): Update size.
14315 (cgraph_mark_inline_edge): Update size.
14316 (cgraph_estimate_growth): Use size info.
14317 (cgraph_check_inline_limits): Check size.
14318 (cgraph_default_inline_p): Likewise.
14319 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14320 (cgraph_decide_recursive_inlining): Check size.
14321 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14323 (cgraph_decide_inlining): Likewise.
14324 (cgraph_decide_inlining_incrementally): Likewise; honor
14325 PARAM_EARLY_INLINING_INSNS.
14326 (likely_eliminated_by_inlining_p): New predicate.
14327 (estimate_function_body_sizes): New function.
14328 (compute_inline_parameters): Use it.
14329 * except.c (must_not_throw_labels): New function.
14330 * except.h (must_not_throw_labels): Declare.
14331 * tree-inline.c (init_inline_once): Kill inlining_weigths
14332 * tree-ssa-structalias.c: Avoid uninitialized warning.
14333 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14334 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14335 (PARAM_INLINE_CALL_COST): Remove.
14336 (PARAM_EARLY_INLINING_INSNS): New.
14338 2009-05-15 Richard Guenther <rguenther@suse.de>
14340 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14341 not TODO_update_ssa.
14343 2009-05-15 Richard Guenther <rguenther@suse.de>
14345 PR tree-optimization/39999
14346 * gimple.h (gimple_expr_type): Use the expression type looking
14347 through useless conversions.
14348 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14349 (vn_nary_op_insert_stmt): Likewise.
14350 (simplify_binary_expression): Likewise.
14352 2009-05-15 Richard Guenther <rguenther@suse.de>
14354 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14355 New options, enabled by default.
14356 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14358 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14359 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14360 * tree-ssa-structalias.c (gate_tree_pta): New function.
14361 (pass_build_alias): Use it.
14363 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14365 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14366 recurse on an invariant address if a conversion from a pointer
14367 type to a wider integer type is involved.
14369 2009-05-15 Jan Hubicka <jh@suse.cz>
14371 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14372 * cgraph.h (struct inline_summary): New filed self_wize,
14373 size_inlining_benefit, self_time and time_inlining_benefit.
14374 (struct cgraph_global_info): Replace insns by time ans size fields.
14375 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14376 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14377 (ipcp_update_callgraph): Do not touch function bodies.
14378 * ipa-inline.c: Include except.h
14379 (MAX_TIME): New constant.
14380 (overall_insns): Remove
14381 (overall_size, max_benefit): New static variables.
14382 (cgraph_estimate_time_after_inlining): New function.
14383 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14384 (cgraph_clone_inlined_nodes): Update size.
14385 (cgraph_mark_inline_edge): Update size.
14386 (cgraph_estimate_growth): Use size info.
14387 (cgraph_check_inline_limits): Check size.
14388 (cgraph_default_inline_p): Likewise.
14389 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14390 (cgraph_decide_recursive_inlining): Check size.
14391 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14393 (cgraph_decide_inlining): Likewise.
14394 (cgraph_decide_inlining_incrementally): Likewise; honor
14395 PARAM_EARLY_INLINING_INSNS.
14396 (likely_eliminated_by_inlining_p): New predicate.
14397 (estimate_function_body_sizes): New function.
14398 (compute_inline_parameters): Use it.
14399 * except.c (must_not_throw_labels): New function.
14400 * except.h (must_not_throw_labels): Declare.
14401 * tree-inline.c (init_inline_once): Kill inlining_weigths
14402 * tree-ssa-structalias.c: Avoid uninitialized warning.
14403 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14404 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14405 (PARAM_INLINE_CALL_COST): Remove.
14406 (PARAM_EARLY_INLINING_INSNS): New.
14407 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14408 (inline-call-cost): Remove.
14409 (early-inlining-insns): New.
14411 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14413 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14415 (print_int_cst_bounds_in_octal_p): Likewise.
14416 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14418 * dwarf2out.c (base_type_die): Likewise.
14419 (is_subrange_type): Delete.
14420 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14421 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14422 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14423 if the destination type is boolean.
14424 (build_range_check): Do not special-case subtypes.
14425 (fold_sign_changed_comparison): Likewise.
14426 (fold_unary): Likewise.
14427 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14428 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14429 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14430 * tree.c (subrange_type_for_debug_p): New predicate based on the
14431 former is_subrange_type.
14432 * tree.h (subrange_type_for_debug_p): Declare.
14433 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14434 (convert_affine_scev): Remove call to above function.
14435 (chrec_convert_aggressive): Likewise.
14436 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14437 false for conversions involving subtypes.
14438 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14439 (vrp_val_min): Likewise.
14440 (needs_overflow_infinity): Likewise.
14441 (extract_range_from_unary_expr): Likewise.
14443 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14445 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14446 * config/frv/frv.c: Likewise.
14447 * config/s390/s390.c: Likewise.
14448 * config/sparc/sparc.h: Likewise.
14449 * config/i386/i386.h: Likewise.
14450 * config/i386/i386.c: Likewise.
14451 * config/crx/crx.c: Likewise.
14452 * config/m68hc11/m68hc11.h: Likewise.
14453 * config/iq2000/iq2000.c: Likewise.
14454 * config/mn10300/mn10300.h: Likewise.
14455 * config/mn10300/mn10300.c: Likewise.
14456 * config/m68k/m68k.c: Likewise.
14457 * config/rs6000/rs6000.c: Likewise.
14458 * config/rs6000/xcoff.h: Likewise.
14459 * config/rs6000/linux64.h: Likewise.
14460 * config/rs6000/sysv4.h: Likewise.
14461 * config/score/score3.c: Likewise.
14462 * config/score/score7.c: Likewise.
14463 * config/score/score.c: Likewise.
14464 * config/arm/arm.md: Likewise.
14465 * config/mips/mips.c: Likewise.
14466 * config/mips/mips.md: Likewise.
14467 * config/bfin/bfin.h: Likewise.
14468 * config/pa/pa.c: Likewise.
14469 * config/pa/constraints.md: Likewise.
14471 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14472 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14473 * config/pdp11/pdp11.h: Use memory_address_p instead.
14475 2009-05-14 Ian Lance Taylor <iant@google.com>
14477 * passes.c (finish_optimization_passes): Change i to int.
14478 * plugin.c (plugins_active_p): Change event to int.
14479 (dump_active_plugins): Likewise.
14480 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14482 * tree.c (tree_range_check_failed): Change c to unsigned int.
14483 (omp_clause_range_check_failed): Likewise.
14484 (build_common_builtin_nodes): Change mode to int. Add cast.
14485 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14486 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14488 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14489 ++ or -- with a variable of enum type.
14491 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14494 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14496 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14498 * store-motion.c: Do not include params.h
14499 * Makefile.in: Fix dependencies for various files.
14501 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14503 * auto-inc-dec.c: Fix pass description, remove apparent
14504 accidental duplication.
14506 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14508 PR middle-end/40147
14509 * ipa-utils.h (memory_identifier_string): Moved to ...
14510 * tree.h (memory_identifier_string): Here. Add GTY(()).
14512 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14514 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14515 in the former documentation of...
14516 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14517 * ira-conflicts.c (get_dup_num): Use address_operand.
14518 * targhooks.c (default_legitimate_address_p): New.
14519 * targhooks.h (default_legitimate_address_p): New.
14520 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14522 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14523 * target.h (struct target): Add legitimate_address_p.
14524 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14525 (TARGET_INITIALIZER): Include it.
14527 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14528 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14529 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14530 (TARGET_LEGITIMATE_ADDRESS_P): New.
14532 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14533 (REG_OK_STRICT_P): Delete.
14534 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14535 (frv_legitimate_address_p_1): ... this.
14536 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14537 (frv_legitimate_address_p_1): ... the renamed old
14538 frv_legitimate_address_p.
14539 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14540 (TARGET_LEGITIMATE_ADDRESS_P): New.
14542 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14543 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14544 * config/s390/s390.c (legitimate_address_p): Rename to...
14545 (s390_legitimate_address_p): ... this, make static.
14546 (legitimize_address): Adjust call.
14547 (TARGET_LEGITIMATE_ADDRESS_P): New.
14548 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14550 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14551 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14552 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14553 (TARGET_LEGITIMATE_ADDRESS_P): New.
14555 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14556 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14557 * config/spu/spu.c (spu_legitimate_address): Rename to...
14558 (spu_legitimate_address_p): ... this, make static.
14559 (TARGET_LEGITIMATE_ADDRESS_P): New.
14561 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14562 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14563 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14564 (sparc_legitimate_address_p): ... this, make static and return bool.
14565 (legitimize_address): Adjust call.
14566 (TARGET_LEGITIMATE_ADDRESS_P): New.
14568 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14569 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14570 * config/i386/i386.c (legitimate_address_p): Rename to...
14571 (ix86_legitimate_address_p): ... this, make static.
14572 (constant_address_p): Move after it, adjust call.
14573 (TARGET_LEGITIMATE_ADDRESS_P): New.
14575 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14576 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14577 * config/avr/avr.c (legitimate_address_p): Rename to...
14578 (avr_legitimate_address_p): ... this, make static.
14579 (legitimize_address): Adjust call.
14580 (TARGET_LEGITIMATE_ADDRESS_P): New.
14582 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14583 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14584 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14585 (TARGET_LEGITIMATE_ADDRESS_P): New.
14587 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14588 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14589 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14590 (TARGET_LEGITIMATE_ADDRESS_P): New.
14592 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14593 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14595 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14597 (TARGET_LEGITIMATE_ADDRESS_P): New.
14599 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14600 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14602 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14604 (m68hc11_legitimate_address_p): ... this, make static.
14605 (go_if_legitimate_address_internal): Rename to...
14606 (m68hc11_legitimate_address_p_1): ... this.
14607 (legitimize_address): Adjust call.
14608 (TARGET_LEGITIMATE_ADDRESS_P): New.
14610 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14611 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14612 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14613 (TARGET_LEGITIMATE_ADDRESS_P): New.
14615 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14616 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14617 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14618 (mn10300_legitimate_address_p): ... this, make static.
14619 (TARGET_LEGITIMATE_ADDRESS_P): New.
14621 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14622 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14623 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14624 (TARGET_LEGITIMATE_ADDRESS_P): New.
14626 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14627 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14628 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14629 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14630 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14631 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14632 (rs6000_legitimate_address_p): ... this, make static.
14633 (TARGET_LEGITIMATE_ADDRESS_P): New.
14634 (REG_MODE_OK_FOR_BASE_P): Delete.
14635 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14637 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14638 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14640 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14641 static, adjust types.
14642 (TARGET_LEGITIMATE_ADDRESS_P): New.
14644 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14645 * config/score/score.c (score_address_p): Rename to...
14646 (score_legitimate_address_p): ... this.
14647 (TARGET_LEGITIMATE_ADDRESS_P): New.
14648 * config/score/score3.c (score3_address_p): Rename to...
14649 (score3_legitimate_address_p): ... this.
14650 * config/score/score7.c (score7_address_p): Rename to...
14651 (score7_legitimate_address_p): ... this.
14653 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14654 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14655 GO_IF_LEGITIMATE_ADDRESS): Delete.
14656 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14657 thumb2_legitimate_address_p): Delete.
14658 (arm_legitimate_address_p): Rename to...
14659 (arm_legitimate_address_outer_p): ... this.
14660 * config/arm/constraints.md ("Uq"): Adjust call.
14661 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14662 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14664 (arm_legitimate_address_outer_p): ... this.
14665 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14667 (TARGET_LEGITIMATE_ADDRESS_P): New.
14669 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14670 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14671 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14672 (TARGET_LEGITIMATE_ADDRESS_P): New.
14674 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14675 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14676 * config/vax/vax.c (legitimate_address_p): Rename to...
14677 (vax_legitimate_address_p): ... this, make static.
14678 (TARGET_LEGITIMATE_ADDRESS_P): New.
14680 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14681 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14682 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14683 (TARGET_LEGITIMATE_ADDRESS_P): New.
14685 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14686 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14687 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14688 (mmix_legitimate_address_p): ... this, make static.
14689 (TARGET_LEGITIMATE_ADDRESS_P): New.
14691 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14692 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14693 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14694 (TARGET_LEGITIMATE_ADDRESS_P): New.
14696 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14698 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14699 of MODE_COMPLEX_INT.
14701 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14703 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14704 LCT_NORMAL in function call.
14705 * mips-tdump.c (print_file_desc): Add cast to enum type.
14706 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14707 (mark_stabs): Add casts to enum types.
14708 (parse_stabs_common): Add casts to enum types.
14710 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14712 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14713 Check for invalid values of LETTER.
14715 2009-05-13 Taras Glek <tglek@mozilla.com>
14717 * attribs.c (register_attribute): moved out attribute registration
14718 into register_attribute.
14719 * doc/plugins.texi: Documented register_attribute and
14721 * gcc-plugin.h: Added forward decl for register_attribute.
14722 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14723 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14724 PLUGIN_ATTRIBUTES boilerplate.
14726 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14728 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14729 values even in sentinel and empty entries.
14730 (ms_printf_flag_specs): Likewise.
14731 (ms_scanf_flag_specs): Likewise.
14732 (ms_strftime_flag_specs): Likewise.
14733 (ms_print_char_table): Likewise.
14734 (ms_scan_char_table): Likewise.
14735 (ms_time_char_table): Likewise.
14737 2009-05-13 Doug Kwan <dougkwan@google.com>
14739 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14741 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14743 * config/mips/mips.md (store): Add attributes for QI and HI.
14745 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14746 (truncdi<mode>2): ... this new pattern.
14748 2009-05-13 Brad Hards <bradh@kde.org>
14750 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14752 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14753 Ben Elliston <bje@au.ibm.com>
14755 PR middle-end/40035
14756 * dse.c (check_mem_read_rtx): Guard against width == -1.
14758 2009-05-13 Michael Matz <matz@suse.de>
14760 PR middle-end/39976
14761 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14762 (trivially_conflicts_p): New function.
14763 (insert_backedge_copies): Use it.
14765 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14767 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14768 (handle_stdc_pragma): Use new enum constant names.
14769 (handle_pragma_float_const_decimal64): Ditto.
14771 2009-05-13 Ian Lance Taylor <iant@google.com>
14773 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14776 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14778 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14779 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14781 * config/m68k/m68k.h (FL_UCLINUX): Define.
14783 2009-05-13 Jan Hubicka <jh@suse.cz>
14785 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14787 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14789 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14790 unless -fschedule-insns is specified.
14792 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14795 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14796 TARGET_EXPAND_CBRANCHDI4.
14797 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14798 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14799 (cmpeqdi): Fix comment.
14801 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14803 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14804 (sh_legitimate_address_p): Likewise.
14805 * config/sh/sh.c (sh_legitimate_index_p): New.
14806 (sh_legitimate_address_p): Likewise.
14807 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14808 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14809 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14810 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14811 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14812 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14813 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14814 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14815 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14817 2009-05-12 Jan Hubicka <jh@suse.cz>
14819 * tree-inline.c (estimate_operator_cost): Add operands;
14820 when division happens by constant, it is cheap.
14821 (estimate_num_insns): Loads and stores are not having cost of 0;
14822 EH magic stuff is cheap; when computing runtime cost of switch,
14823 use log2 base of amount of its cases; builtin_expect has cost of 0;
14824 compute cost for moving return value of call.
14825 (init_inline_once): Initialize time_based flags.
14826 * tree-inline.h (eni_weights_d): Add time_based flag.
14828 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14830 * df-core.c: Update head documentation.
14832 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14835 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14836 shadowing exisiting variable op1.
14838 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14841 * config/i386/driver-i386.c (processor_signatures): New enum.
14842 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14843 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14844 processor signature to detect geode processor.
14846 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14850 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14852 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14853 causes spurious differences between trunk and cond-optab branch.
14855 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14857 * dojump.c (compare_from_rtx): Delete.
14858 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14859 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14860 if the comparison does not satisfy the predicate; test predicates for
14861 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14862 further if one existing pattern fails.
14863 * expr.h (compare_from_rtx): Delete.
14864 (prepare_operand): Declare it.
14865 * optabs.c: Change "lib call" to "libcall" throughout.
14866 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14867 HAVE_conditional_trap, emit_cmp_insn): Delete.
14868 (can_compare_p): Delete cmp_optab case.
14869 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14870 Accept other parameters by value.
14871 (prepare_operand): Make non-static.
14872 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14873 other parameters by value. Try to widen operands here based on
14874 an optab_methods argument and looking at cbranch_optab.
14875 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14876 loop. Use cbranch_optab directly.
14877 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14878 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14880 (emit_conditional_move, emit_conditional_add): Inline what's needed
14881 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14882 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14883 with COMPARE. Move cmov_optab and cstore_optab above
14884 with cbranch_optab, move cmp_optab down with ucmp_optab,
14885 remove tst_otpab. Do not initialize trap_rtx.
14886 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14887 for trap code. Do not check HAVE_conditional_trap. Use
14888 prepare_cmp_insn. Accept no predicate for operand 3.
14889 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14890 (OTI_ctrap, ctrap_optab): New.
14891 (tst_optab): Delete.
14892 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14893 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14894 with lookup of ctrap_optab.
14895 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14897 (ctrap_optab): New.
14899 * combine.c (combine_simplify_rtx, simplify_set): Do not
14900 special case comparing against zero for cc0 machines.
14901 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14902 COMPARE on cc0 machines.
14903 (simplify_relational_operation): Return a new expression when
14904 a COMPARE could be removed.
14905 * final.c (final_scan_insn): Compare cc_status values
14906 against LHS of a (compare FOO (const_int 0)) cc0 source.
14907 Also check if cc_status.value is the full compare.
14909 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14910 (cstoreMM4): Document.
14911 (conditional_trap): Document ctrapMM4 instead.
14912 (sync_compare_and_swapMM): Refer to cbranchcc4.
14913 (Dependent Patterns): Eliminate obsolete information referring to
14914 the old jump optimization phase.
14915 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14916 of compares with 0 on cc0 machines.
14917 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14918 avoiding references to cc0. Remove text about storing operands
14920 * doc/tm.texi (Condition Codes): Include blurb on different
14921 condition code representations, separate into subsections for
14922 CC0, MODE_CC and conditional execution.
14924 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14925 alpha_emit_setcc): Accept operands and a machine mode.
14926 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14927 Get code/op0/op1 from operands, use machine mode argument
14928 instead of alpha_compare.fp_p. Emit the branch here.
14929 (alpha_emit_setcc): Likewise, and return boolean.
14930 (alpha_emit_conditional_move): Likewise. Assert that
14931 cmp_op_mode == cmp_mode, and simplify accordingly.
14932 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14933 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14934 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14936 (stack probe test): Use cbranchdi4.
14937 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14939 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14940 * config/arc/arc.h (movsicc, movsfcc): Use it.
14941 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14942 (cbranchsi4, cstoresi4): New.
14943 (cmpsi, bCC and sCC expanders): Remove.
14945 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14946 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14947 * config/arm/predicates.md (arm_comparison_operator): Only include
14948 floating-point operators if there is a hardware floating-point unit.
14949 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14950 deferring to cbranch_cc and cstore_cc respectively.
14951 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14952 cbranch_cc, cstore_cc): New.
14953 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14955 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14957 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14958 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14960 (adjust_insn_length): Adjust calls.
14961 (avr_reorg): Handle (compare (foo) (const_int 0)).
14962 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14963 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14964 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14965 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14967 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14968 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14970 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14971 (cbranchsi4, cstorebi4, cstoresi4): New.
14972 (movbisi): This insn is duplicate, split it to zero_extend.
14973 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14974 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14975 (bfin_optimize_loop): Use cbranch expander.
14976 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14977 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14978 (bfin_bimode_comparison_operator): ... this.
14979 (bfin_direct_comparison_operator): New.
14981 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14982 inside (compare FOO (const_int 0)).
14983 (cris_rtx_costs): Handle ZERO_EXTRACT.
14984 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14985 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14986 (*tstdi_v32): Delete.
14987 (*cmpdi_non_v32): Add M alternative for operand 1.
14988 (cmpsi, cmp<mode>): Make private.
14989 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14991 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14993 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14994 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14995 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14996 (cc_reg_operand): New.
14997 (any_cond): Delete.
14998 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14999 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15000 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15001 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15002 crx_expand_scond): Delete.
15004 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15006 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15007 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15009 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15010 cstoresi4, cstoresf4, cstoredf4): New.
15011 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15012 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15013 Receive the entire operands array.
15014 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15015 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15016 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15017 Get test/op0/op1 from the operands array.
15018 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15020 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15021 (h8300_expand_store): New.
15022 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15024 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15025 (h8300_expand_store): New.
15026 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15027 or do not try to produce (set (cc0) REG).
15028 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15029 change a compare into a move to a scratch register. Disable some
15030 peepholes when comparing with zero.
15031 (tstsi, tsthi, tstsi, cmpqi): Make private.
15033 (bCC, sCC): Delete.
15034 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15037 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15038 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15039 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15040 (ix86_emit_i387_log1p): Use cbranchxf2.
15041 (ix86_expand_setcc): Return void.
15042 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15043 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15044 cmp<MODEF>, cmpcc): Remove.
15045 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15046 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15047 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15048 (sCC and bCC expanders): Remove.
15049 (stack_protect_test): Use cbranchcc4.
15051 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15053 (ia64_expand_compare): Accept three rtx by reference and return void.
15054 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15055 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15056 from *expr. Update *expr with the BImode comparison to do.
15057 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15058 cmptf, bCC, sCC, conditional_trap): Delete.
15059 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15060 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15061 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15062 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15063 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15065 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15066 type of last argument.
15067 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15068 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15069 use machine mode argument instead of branch_type. Remove dead
15070 code for floating-point comparisons.
15071 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15072 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15074 (cbranchsi4, cstoresi4): New.
15075 * config/iq2000/predicates.md (reg_or_const_operand): New.
15077 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15078 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15079 (b<code>_op): Rewrite to...
15080 (bcc_op): ... this, using match_operator.
15081 (s<code>_op): Rewrite to...
15082 (scc_op): ... this, using match_operator.
15083 (s<code>_24_op): Rewrite to...
15084 (scc_op_24): ... this, using match_operator.
15085 (s<code>_<mode>): Rewrite to...
15086 (cstore<mode>4): ... this, using match_operator.
15087 (s<code>_<mode>_24): Rewrite to...
15088 (cstore<mode>4_24): ... this, using match_operator.
15089 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15090 m32c_unpend_compare, m32c_expand_scc): Delete.
15091 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15092 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15093 (m32c_expand_movcc): Change NE to EQ if necessary.
15094 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15096 * config/m32r/m32r-protos.h (gen_cond_store): New.
15097 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15098 (gen_cond_store): New, from sCC patterns.
15099 (m32r_expand_block_move): Use cbranchsi4.
15100 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15101 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15102 (cbranchsi4, cstoresi4): New.
15104 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15106 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15107 (m68hc11_notice_update_cc): Look into a compare with 0.
15108 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15110 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15111 cmphi, cmpqi, bCC): Delete.
15112 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15113 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15114 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15117 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15118 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15119 * config/m68k/constraints.md (H): New.
15120 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15121 the define_insn below.
15122 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15123 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15124 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15125 patterns): Wrap RHS with COMPARE.
15126 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15127 (*cmpdi_internal): Name this pattern.
15128 (cmpdi): Change to define_insn.
15129 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15130 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15131 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15133 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15134 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15135 (conditional_trap): Change to...
15136 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15137 (*conditional_trap): Use the ordered_comparison_operator and
15138 const1_operand predicates.
15139 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15140 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15141 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15142 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15144 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15145 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15146 (mcore_gen_compare): New.
15147 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15148 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15149 (mcore_gen_compare): ... this.
15150 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15151 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15152 (stack probe pattern): Use cbranchsi4.
15154 * config/mips/predicates.md (mips_cstore_operator): New.
15155 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15156 * config/mips/mips.md (any_cond): Delete.
15157 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15159 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15160 fixuns_truncsfdi2): Use cbranch patterns.
15161 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15162 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15163 Adjust call to mips_expand_conditional_branch.
15164 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15166 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15167 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15168 * config/mips/mips.c (cmp_operands): Delete.
15169 (mips_emit_compare): Get comparison operands from *op0/*op1.
15170 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15171 that it succeeds. Use op0/op1 instead of cmp_operands.
15172 (mips_expand_conditional_branch, mips_expand_conditional_move,
15173 mips_expand_conditional_trap): Likewise.
15174 (mips_block_move_loop): Use cbranch patterns.
15175 * config/mips/mips.h (cmp_operands): Delete.
15177 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15178 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15179 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15180 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15181 (*cmpcc_folded): Rename to...
15182 (*cmpdi_folded): this.
15183 (*cmpcc): Rename to...
15185 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15188 (cbranchdf4): New. Handle invalid comparisons here.
15189 * config/mmix/predicates.md (float_comparison_operator): New.
15191 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15192 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15193 * config/mn10300/mn10300.md (tst): Delete.
15194 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15195 Name these patterns and wrap RHS in a compare.
15196 (*cmpsi): Make this pattern private. Include tst.
15197 (*cmpsf): Make this pattern private.
15198 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15199 (compare with zero peepholes): Likewise.
15201 (cbranchsi4, cbranchsf4): New.
15202 (casesi): Use cbranchsi4.
15204 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15205 hppa_branch_type): Delete.
15206 (return_addr_rtx): Use cbranchsi4.
15207 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15208 Emit CCFPmode comparison here.
15209 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15210 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15211 hppa_branch_type): Delete.
15212 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15213 (movsicc, movdicc): Remove references to hppa_compare_op0,
15214 hppa_compare_op1 and compare_from_rtx.
15215 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15216 (casesi): Use cbranchsi4.
15218 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15219 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15220 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15221 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15222 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15224 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15225 (*branch, *branch_inverted): New.
15227 * config/picochip/picochip.md (cbranchhi4): Use
15228 ordered_comparison_operator.
15229 (cmphi, bCC): Remove.
15231 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15232 (trap_comparison_operator): Delete.
15233 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15234 rs6000_emit_cbranch): Accept mode and operands.
15235 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15236 rs6000_compare_fp_p): Delete.
15237 (rs6000_generate_compare): Accept mode and comparison. Extract code
15238 and op0/op1 from there. Replace references to rs6000_compare_op0
15239 and rs6000_compare_op1.
15240 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15241 extract result from passed operands.
15242 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15243 extract loc from passed operands.
15244 (rs6000_emit_cmove): Likewise.
15245 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15246 rs6000_compare_fp_p): Delete.
15247 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15248 (cbranch<GPR>4, cbranch<FP>4): New.
15249 (cstore<mode>4): New. Consolidate here all choices about when to use
15250 portable or specialized sCC sequences.
15251 (stack_protect_test): Use cbranchsi4.
15252 (conditional_trap): Replace with ctrap<GPR>4.
15253 (conditional trap insn): Replace trap_comparison_operator with
15254 ordered_comparison_operator.
15256 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15257 (s390_emit_prologue): Use ctrap.
15258 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15259 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15260 New predicates replacing...
15261 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15262 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15263 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15264 (add<mode>cc): Do not use s390_compare_op0/op1.
15265 (s<code>): Change to...
15266 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15267 (seq): Change to...
15268 (cstorecc4): ... this. Handle EQ or NE equally.
15269 (*sne): Un-privatize for use in cstorecc4.
15270 (b<code>): Change to...
15271 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15272 (conditional_trap): Replace with...
15273 (ctrap<GPR>4, ctrap<FP>4): ... these.
15274 (stack_protect): Use cbranchcc4.
15276 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15277 * config/score/score-protos.h (score_gen_cmp): Delete.
15278 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15279 (score_block_move-loop): Use cbranchsi4.
15280 * config/score/score.md (cbranchsi4): New.
15281 (cmpsi, bCC): Delete.
15282 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15283 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15284 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15285 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15286 * config/score/score3.h (score3_gen_cmp): Delete.
15287 * config/score/score7.h (score7_gen_cmp): Delete.
15289 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15290 (sh_emit_scc_to_t): ... this. Return void.
15291 (from_compare): Rename to...
15292 (sh_emit_compare_and_branch): ... this.
15293 (sh_emit_compare_and_set): New.
15294 (sh_expand_t_scc): Accept operands.
15295 * config/sh/predicates.md (sh_float_comparison_operator): New.
15296 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15297 (prepare_scc_operands): Rename to...
15298 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15300 (sh_emit_cheap_store_flag): New.
15301 (sh_emit_set_t_insn): New.
15302 (from_compare): Rename to...
15303 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15304 handling of TARGET_SH2E floating point to avoid recursive call.
15305 Generate branch here.
15306 (sh_emit_compare_and_set): New.
15307 (sh_expand_t_scc): Get op0/op1 from arguments.
15308 (sh_emit_cheap_store_flag): New.
15309 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15311 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15312 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15313 (movsicc, movdicc): Do nothing when it recreated operands from
15314 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15315 prepare_scc_operands (now sh_emit_scc_to_t).
15316 (udivdi3): Use cstoresi4.
15317 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15318 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15319 (cbranchint4_media, cbranchfp4_media): New.
15320 (casesi): Use cbranchdi4.
15321 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15323 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15324 (movnegt): Remove second operand.
15325 (cbranchsf4, cbranchdf4): New.
15326 (stack_protect): Use cbranchdi4/cbranchsi4.
15328 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15329 (gen_compare_reg): Accept comparison, extract part of it to...
15330 (gen_compare_reg_1): ... this.
15331 (gen_compare_operator): Delete.
15332 (gen_v9_scc): Accept separate destination, comparison code and arms.
15333 Do not use sparc_compare_op0/sparc_compare_op1.
15334 (emit_scc_insn, emit_conditional_branch_insn): New.
15335 (emit_v9_brxx): Make static. Remove useless assertion.
15336 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15338 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15339 * config/sparc/sparc-protos.h (gen_compare_reg,
15340 sparc_emit_float_lib_cmp): Adjust prototype.
15341 (emit_scc_insn, emit_conditional_branch_insn): New.
15342 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15343 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15344 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15345 iterators to the top.
15346 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15347 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15348 snedi_special_trunc): Delete.
15349 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15350 and snedi_special_trunc.
15351 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15352 cbranchdi4, cbranch<F:mode>4): New.
15353 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15354 here. Use gen_compare_reg instead of gen_compare_operator.
15355 (conditional_trap): Replace with...
15356 (ctrapsi4, ctrapdi4): ... this.
15357 (stack_protect_test): Use cbranchcc4.
15359 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15361 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15362 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15363 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15364 from operands[0] or operands[3] depending on is_set.
15365 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15366 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15367 cmpdf, bCC), sCC: Remove.
15368 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15369 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15371 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15372 spu_emit_branch_or_set.
15374 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15376 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15377 xstormy16_compare_op1): Delete.
15378 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15379 xstormy16_compare_op1): Delete.
15380 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15382 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15383 (cmphi, cmpsi, bCC): Remove.
15385 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15386 (*cmpsi): ... this one.
15387 (cbranchsi4, cstoresi4): New.
15388 (bCC expanders): Delete.
15389 (sCC insns): Fold into...
15390 (*setcc): ... this one.
15391 (casesi): Do not use gen_cmpsi and gen_bgtu.
15392 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15393 (movsicc): Simplify.
15394 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15396 * config/vax/vax-protos.h (cond_name): New.
15397 (vax_output_conditional_branch): Remove.
15398 * config/vax/vax.c (cond_name): New.
15399 (vax_output_conditional_branch): Remove.
15400 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15401 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15402 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15403 (bit<VAXint>): Wrap source with (compare).
15404 (b<code> and following unnamed pattern): Rename to *branch and
15405 *branch_reversed. Change macroization to match_operator.
15406 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15408 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15409 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15410 Change last argument to machine_mode.
15411 (xtensa_expand_scc): Add machine_mode argument.
15412 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15413 (gen_conditional_move, xtensa_expand_conditional_branch,
15414 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15415 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15416 Adjust operand numbers.
15417 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15419 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15420 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15421 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15423 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15425 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15426 causes spurious differences between trunk and cond-optab branch.
15428 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15431 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15433 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15435 * tree.c (iterative_hash_pointer): Delete.
15436 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15437 Hash UIDs and versions of SSA names. Don't special-case built-in
15438 function declarations.
15440 2009-05-11 Ian Lance Taylor <iant@google.com>
15443 * graphite.c: Force -Wc++-compat to only be a warning before
15444 #including "cloog/cloog.h".
15446 2009-05-11 Martin Jambor <mjambor@suse.cz>
15448 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15450 2009-05-11 Jan Hubicka <jh@suse.cz>
15452 * tree-ssa-loop-ivcanon.c: Include target.h
15453 (struct loop_size): new structure.
15454 (constant_after_peeling): New predicate.
15455 (tree_estimate_loop_size): New function.
15456 (estimated_unrolled_size): Rewrite for new estimates.
15457 (try_unroll_loop_completely): Use new estimates.
15458 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15460 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15462 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15463 libcpp interface change.
15464 (spu_macro_to_expand): Likewise.
15466 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15468 PR tree-optimization/40026
15469 * gimplify.c (gimplify_init_constructor): Change initial conditional
15470 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15471 optimize_compound_literals_in_ctor.
15473 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15475 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15477 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15479 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15481 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15482 HOST_WIDE_INT for gap.
15484 2009-05-11 Ira Rosen <irar@il.ibm.com>
15486 PR tree-optimization/40074
15487 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15488 account in group size and step comparison.
15490 2009-05-11 Richard Guenther <rguenther@suse.de>
15492 * passes.c (init_optimization_passes): Strip now incorrect comment.
15493 (execute_function_todo): Do not set PROP_alias.
15494 * tree-pass.h (PROP_alias): Remove.
15495 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15496 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15497 * tree-nrv.c (pass_return_slot): Likewise.
15498 * tree-object-size.c (pass_object_sizes): Likewise.
15499 * tree-ssa-dom.c (pass_dominator): Likewise.
15500 (pass_phi_only_cprop): Likewise.
15501 * tree-ssa-dse.c (pass_dse): Likewise.
15502 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15503 (pass_cselim): Likewise.
15504 * tree-ssa-pre.c (pass_pre): Likewise.
15505 (pass_fre): Likewise.
15506 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15507 * tree-ssa-sink.c (pass_sink_code): Likewise.
15508 * tree-stdarg.c (pass_stdarg): Likewise.
15509 * tree-tailcall.c (pass_tail_calls): Likewise.
15510 * tree-vrp.c (pass_vrp): Likewise.
15512 2009-05-10 Ian Lance Taylor <iant@google.com>
15514 * basic-block.h (enum profile_status): Break out of struct
15515 control_flow_graph.
15516 * cgraph.h (struct inline_summary): Break out of struct
15518 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15519 of struct cgraph_order_sort.
15520 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15521 * cse.c (struct branch_path): Break out of struct
15522 cse_basic_block_data.
15523 * except.h (enum eh_region_type): Break out of struct eh_region.
15524 * gcc.c (enum add_del): Break out of struct modify_target.
15525 * genrecog.c (enum decision_type): Break out of struct decision_test.
15526 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15528 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15529 * regmove.c (enum match_use): New enum, broken out of struct match.
15530 * sched-int.h (enum post_call_group): New enum, broken out of
15532 (struct deps_reg): Break out of struct deps.
15533 * target.h (struct asm_int_op): Break out of struct gcc_target.
15534 * tree-eh.c (struct goto_queue_node): Break out of struct
15536 * tree-inline.h (enum copy_body_cge_which): Break out of
15538 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15540 * c-decl.c (in_struct, struct_types): New static variables.
15541 (pushtag): Add loc parameter. Change all callers.
15542 (lookup_tag): Add ploc parameter. Change all callers.
15543 (check_compound_literal_type): New function.
15544 (parser_xref_tag): Add loc parameter. Change all callers. If
15545 -Wc++-compat, warn about struct/union/enum types defined within a
15547 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15548 and loc parameters. Change all callers. Change error calls to
15549 error_at, using loc. For a redefinition, if the location of the
15550 original definition is known, report it. Set in_struct and
15551 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15552 (finish_struct): Add new parameters enclosing_in_struct and
15553 enclosing_struct_types. Change all callers. Set
15554 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15555 in the struct. If in a struct, add this struct to struct_types.
15556 (start_enum): Add loc parameter. Change all callers. Use
15557 error_at for errors, using loc. For a redefinition, if the
15558 location of the original definition is known, report it. If in a
15559 struct, add this enum type to struct_types. If -Wc++-compat warn
15560 if in sizeof, typeof, or alignof.
15561 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15562 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15563 (c_parser_enum_specifier): Get enum location for start_enum.
15564 (c_parser_struct_or_union_specifier): Get struct location for
15565 start_struct. Save in_struct and struct_types status between
15566 start_struct and finish_struct.
15567 (c_parser_cast_expression): Get location of cast.
15568 (c_parser_alignof_expression): Get location of type.
15569 (c_parser_postfix_expression): Likewise.
15570 (c_parser_postfix_expression_after_paren_type): Add type_loc
15571 parameter. Change all callers. Call check_compound_literal_type.
15572 Use type_loc for error about variable size type.
15573 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15574 of an enum constant from an enum type defined in a struct or union.
15575 (c_cast_expr): Add loc parameter. Change all callers. If
15576 -Wc++-compat, warn about defining a type in a cast.
15577 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15578 (start_enum, start_struct, finish_struct): Update declarations.
15579 (parser_xref_tag, c_cast_expr): Update declarations.
15580 (check_compound_literal_type): Declare.
15582 2009-05-11 Ben Elliston <bje@au.ibm.com>
15584 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15585 for recent libcpp interface change.
15586 (rs6000_macro_to_expand): Likewise.
15588 2009-05-10 Michael Matz <matz@suse.de>
15591 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15592 not at entry of function.
15594 2009-05-10 Richard Guenther <rguenther@suse.de>
15596 PR tree-optimization/40081
15598 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15599 using the main variant of the element type. Do not fiddle with
15600 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15602 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15603 structs with volatile fields.
15605 2009-05-10 Jan Hubicka <jh@suse.cz>
15607 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15608 (estimate_move_cost): Assert that it does not get called for
15610 (estimate_num_insns): Skip VOID types in argument handling.
15611 (optimize_inline_calls): Delete unreachable blocks and verify that
15612 callgraph is valid.
15614 2009-05-10 Jan Hubicka <jh@suse.cz>
15616 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15617 * cgraph.c (cgraph_mark_address_taken_node): New function.
15618 (dump_cgraph_node): Dump new flag.
15619 * cgraph.h (struct cgraph_node): Add address_taken.
15620 (cgraph_mark_address_taken_node): New function.
15621 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15622 since new direct calls can be born.
15624 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15626 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15627 tok->val.node.node.
15629 2009-05-10 Jan Hubicka <jh@suse.cz>
15631 PR middle-end/40084
15632 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15634 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15635 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15636 * tree-inline.c (copy_bb): Set frequency correctly.
15637 (fold_marked_statements): Update call to
15638 cgraph_update_edges_for_call_stmt.
15640 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15642 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15643 identifiers in diagnostics.
15644 * config/arm/arm.c (arm_handle_fndecl_attribute,
15645 arm_handle_isr_attribute): Likewise.
15646 * config/avr/avr.c (avr_handle_progmem_attribute,
15647 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15648 * config/bfin/bfin.c (handle_int_attribute,
15649 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15650 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15651 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15653 * config/darwin.c (darwin_handle_kext_attribute,
15654 darwin_handle_weak_import_attribute): Likewise.
15655 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15656 h8300_handle_eightbit_data_attribute,
15657 h8300_handle_tiny_data_attribute): Likewise.
15658 * config/i386/i386.c (ix86_handle_cconv_attribute,
15659 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15660 * config/i386/winnt.c (ix86_handle_shared_attribute,
15661 ix86_handle_selectany_attribute): Likewise.
15662 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15663 * config/m32c/m32c.c (function_vector_handler): Likewise.
15664 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15665 m68hc11_handle_fntype_attribute): Likewise.
15666 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15667 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15668 * config/mips/mips.c (mips_insert_attributes,
15669 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15670 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15671 rs6000_handle_struct_attribute): Likewise.
15672 * config/sh/sh.c (sh_insert_attributes,
15673 sh_handle_resbank_handler_attribute,
15674 sh_handle_interrupt_handler_attribute,
15675 sh2a_handle_function_vector_handler_attribute,
15676 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15678 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15679 * config/spu/spu.c (spu_handle_fndecl_attribute,
15680 spu_handle_vector_attribute): Likewise.
15681 * config/stormy16/stormy16.c
15682 (xstormy16_handle_interrupt_attribute): Likewise.
15683 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15684 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15686 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15688 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15689 (pp_translate_identifiers): New.
15690 (pp_identifier): Only conditionally translate identifier to locale
15692 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15693 (pp_base_tree_identifier): Only conditionally translate identifier
15694 to locale character set.
15695 * c-pretty-print.c (M_): Define.
15696 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15697 fragments for conditional translation with M_.
15698 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15699 identifier translation.
15701 2009-05-10 Richard Guenther <rguenther@suse.de>
15703 PR tree-optimization/40081
15704 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15705 using the main variant of the element type. Do not fiddle with
15706 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15708 2009-05-09 Jan Hubicka <jh@suse.cz>
15710 PR middle-end/40080
15711 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15712 indirect calls; verify cgraph afterwards.
15714 2009-05-09 Jan Hubicka <jh@suse.cz>
15717 * ipa.c (update_inlined_to_pointer): New function.
15718 (cgraph_remove_unreachable_nodes): Use it.
15720 2009-05-09 Jan Hubicka <jh@suse.cz>
15722 * tree-eh.c (struct leh_state): Remove prev_try.
15723 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15724 not track prev_try.
15725 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15726 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15727 remove_eh_handler_and_replace, foreach_reachable_handler,
15728 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15729 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15730 (gen_eh_region_cleanup): Update prototype.
15732 2009-05-09 Jan Hubicka <jh@suse.cz>
15734 PR middle-end/40043
15735 * except.c (copy_eh_region): Always set prev_try.
15736 (redirect_eh_edge_to_label): Find outer try.
15737 (foreach_reachable_handler): When looking for prev try
15738 handle case where previous try is not going to be taken.
15740 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15742 PR tree-optimization/40049
15743 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15744 only vector/vector shifts, convert the type of the constant to the
15745 appropriate type to avoid building incorrect trees, which
15746 eventually have problems with garbage collection.
15748 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15750 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15751 -1 for complex floating-point types if honoring signed zeros.
15753 2009-05-08 Jan Hubicka <jh@suse.cz>
15755 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15756 argument; handle correctly when profile is absent.
15757 (build_cgraph_edges): Update.
15758 (rebuild_cgraph_edges): Update.
15759 * cgraph.c: Do not include varray.h.
15760 (cgraph_set_call_stmt_including_clones): New function.
15761 (cgraph_create_edge_including_clones): Likewise
15762 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15763 (cgraph_update_edges_for_call_stmt): Handle clones.
15764 (cgraph_remove_node): Handle clone tree.
15765 (cgraph_remove_node_and_inline_clones): New function.
15766 (dump_cgraph_node): Dump clone tree.
15767 (cgraph_clone_node): Handle clone tree.
15768 (clone_function_name): Bring here from tree-inline.c.
15769 (cgraph_create_virtual_clone): New function.
15770 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15771 (cgraph_clone_info): New function.
15772 (strut cgraph_node): Add clone_info and new clone tree pointers.
15773 (cgraph_remove_node_and_inline_clones,
15774 cgraph_set_call_stmt_including_clones,
15775 cgraph_create_edge_including_clones,
15776 cgraph_create_virtual_clone): Declare.
15777 (cgraph_function_versioning): Use VEC argument.
15778 (compute_call_stmt_bb_frequency): Update prototype.
15779 (cgraph_materialize_all_clones): New function.
15780 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15781 (ipcp_create_replace_map): Update to VECtors.
15782 (ipcp_update_callgraph): Use virtual clones.
15783 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15784 (ipcp_update_profiling): Do not update local profiling.
15785 (ipcp_insert_stage): Use VECtors and virtual clones.
15786 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15787 (clone_of_p): New function.
15788 (cgraph_preserve_function_body_p): Use clone tree.
15789 (cgraph_optimize): Materialize clones.
15790 (cgraph_function_versioning): Update for VECtors.
15791 (save_inline_function_body): Use clone tree.
15792 (cgraph_materialize_clone): New function.
15793 (cgraph_materialize_all_clones): Likewise.
15794 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15795 * ipa.c: Include gimple.h.
15796 (cgraph_remove_unreachable_nodes): Use clone tree.
15797 * ipa-prop.c (ipa_note_param_call): Update call to
15798 compute_call_stmt_bb_frequencycall.
15799 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15800 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15801 (copy_bb): Handle updating of clone tree; add new edge when new call
15803 (expand_call_inline): Be strict about every call having edge.
15804 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15805 (delete_unreachable_blocks_update_callgraph): New function.
15806 (tree_function_versioning): Use VECtors; always remove unreachable
15807 blocks and fold conditionals.
15808 * tree-inline.h: Do not include varray.h.
15809 (tree_function_versioning): Remove.
15810 * Makefile.in (GTFILES): Remove tree-inline.c
15811 * passes.c (do_per_function): Do only functions having body.
15812 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15815 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15816 Andrew Morrow <acm@google.com>
15819 * c-common.c (c_common_attribute_table): Permit deprecated
15820 attribute to take an optional argument.
15821 (handle_deprecated_attribute): If the optional argument to
15822 __attribute__((deprecated)) is not a string ignore the attribute
15823 and emit a warning.
15825 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15826 * c-typeck.c (build_component_ref): Likewise.
15827 (build_external_ref): Likewise.
15829 * toplev.c (warn_deprecated_use): Add an attribute argument.
15830 Emit the message associated with __attribute__((deprecated)).
15832 * toplev.h (warn_deprecated_use): Updated.
15834 * doc/extend.texi: Document new optional parameter to
15835 __attribute__((deprecated))
15837 2009-05-08 Michael Eager <eager@eagercon.com>
15839 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15840 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15842 2009-05-08 Richard Guenther <rguenther@suse.de>
15844 PR tree-optimization/40062
15845 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15846 Avoid exponential behavior.
15848 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15850 PR rtl-optimization/33928
15852 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15853 process_uses, build_single_def_use_links): New.
15854 (update_df): Update use_def_ref.
15855 (forward_propagate_into): Use get_def_for_use instead of use-def
15857 (fwprop_init): Call build_single_def_use_links and let it initialize
15859 (fwprop_done): Free use_def_ref.
15860 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15861 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15862 df_rd_simulate_one_insn): New.
15863 (df_rd_bb_local_compute_process_def): Update head comment.
15864 (df_chain_create_bb): Use the new RD simulation functions.
15865 * df.h (df_rd_simulate_artificial_defs_at_top,
15866 df_rd_simulate_one_insn): New.
15867 * opts.c (decode_options): Enable fwprop at -O1.
15868 * doc/invoke.texi (-fforward-propagate): Document this.
15870 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15873 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15874 and one complex operand specially.
15875 * tree-complex.c (some_nonzerop): Do not identify a real value as
15876 zero if flag_signed_zeros.
15878 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15880 PR rtl-optimization/33928
15881 * loop-invariant.c (record_use): Fix && vs. || mishap.
15883 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15885 PR rtl-optimization/33928
15886 * loop-invariant.c (struct use): Add addr_use_p.
15887 (struct def): Add n_addr_uses.
15888 (struct invariant): Add cheap_address.
15889 (create_new_invariant): Set cheap_address.
15890 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15891 (record_uses): Pass df_ref to record_use.
15892 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15895 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15897 * config/sh/sh.c: Do not include c-pragma.h.
15899 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15901 * config/spu/spu.c: Remove include of c-common.h.
15903 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15906 * c-common.h (mark_valid_location_for_stdc_pragma,
15907 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15908 clear_float_const_decimal64, float_const_decimal64_p): New.
15909 * c.opt (Wunsuffixed-float-constants): New.
15910 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15911 unsuffixed float constant, handle new warning.
15912 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15913 * c-decl.c (c_scope): New flag float_const_decimal64.
15914 (set_float_const_decimal64, clear_float_const_decimal64,
15915 float_const_decimal64_p): New.
15916 (push_scope): Set new flag.
15917 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15918 to use STDC pragmas.
15919 (c_parser_external_declaration): Ditto.
15920 (c_parser_compound_statement_nostart): Ditto.
15921 * c-pragma.c (valid_location_for_stdc_pragma,
15922 mark_valid_location_for_stdc_pragma,
15923 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15924 handle_pragma_float_const_decimal64): New.
15925 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15926 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15927 set_float_const_decimal64, clear_float_const_decimal64,
15928 float_const_decimal64_p): New dummy functions.
15929 * doc/extend.texi (Decimal Float): Remove statement that the
15930 pragma, and suffix for double constants, are not supported.
15931 * doc/invoke.texi (Warning Options): List new option.
15932 (-Wunsuffixed-float-constants): New.
15934 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15936 * config/i386/i386.c: Do not include c-common.h.
15938 2009-05-07 Mark Heffernan <meheff@google.com>
15940 * doc/invoke.texi (Debugging Options): Document change of debugging
15942 * opts.c (decode_options): Make dump_base_name relative to
15943 aux_base_name directory.
15945 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15947 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15948 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15950 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15952 * Makefile.in (install-plugin): Simplify a bit.
15954 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15956 * Makefile.in (OBJS-common): Add regcprop.o.
15958 * timevar.def (TV_CPROP_REGISTERS): New.
15959 * regrename.c (regrename_optimize): Return 0.
15960 (rest_of_handle_regrename): Delete.
15961 (pass_rename_registers): Point to regrename_optimize.
15962 (struct value_data_entry, struct value_data,
15963 kill_value_one_regno, kill_value_regno, kill_value,
15964 set_value_regno, init_value_data, kill_clobbered_value,
15965 kill_set_value, kill_autoinc_value, copy_value,
15966 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15967 replace_oldest_value_reg, replace_oldest_value_addr,
15968 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15969 debug_value_data, validate_value_data): Move...
15970 * regcprop.c: ... here.
15971 (rest_of_handle_cprop): Delete.
15972 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15974 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15976 PR middle-end/40057
15977 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15978 GEN_INT for 1 << bitnum.
15979 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15980 build_int_cst_type.
15982 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15984 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15985 Remove wrong description of "nand" operation.
15987 2009-05-06 Richard Guenther <rguenther@suse.de>
15988 Adam Nemet <anemet@caviumnetworks.com>
15990 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15991 comment. Add that if LHS is not a gimple register, then RHS1 has
15992 to be a single object (GIMPLE_SINGLE_RHS).
15994 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15996 * expr.c (get_def_for_expr): Move it up in the file.
15997 (store_field): When expanding a bit-field store, look at the
15998 defining gimple stmt for the masking conversion.
16000 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16002 PR middle-end/39986
16003 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16004 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16005 32-bit memcpy into long.
16007 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16009 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16010 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16012 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16013 instead of appending DW_OP_deref*.
16015 2009-05-06 Michael Matz <matz@suse.de>
16017 PR middle-end/40021
16018 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16019 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16021 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16023 * Makefile.in (install-plugin): Fix srcdir handling.
16025 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16027 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16028 when processing for not_regs_needed bitmap.
16029 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16030 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16031 handling it for rhs.
16033 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16035 * config/i386/i386.md (unnamed inc/dec peephole): Use
16036 optimize_insn_for_size_p instead of optimize_size.
16037 * config/i386/predicates.md (incdec_operand): Likewise.
16038 (aligned_operand): Likewise.
16039 * config/i386/sse.md (divv8sf3): Likewise.
16040 (sqrtv8sf2): Likewise.
16042 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16044 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16046 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16048 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16050 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16051 ssemodesuffixf2c with avxmodesuffixf2c.
16053 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16056 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16058 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16060 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16061 (struct tree_base): Adjust spacing for 8 bit boundaries.
16062 (struct tree_decl_common): Add decl_by_reference_flag bit.
16063 (DECL_BY_REFERENCE): Adjust.
16064 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16065 print DECL_BY_REFERENCE bit.
16066 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16067 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16068 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16069 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16072 PR middle-end/39666
16073 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16074 range of the type, but default label is missing, add it with one
16075 of the existing labels instead of adding a new label for it.
16077 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16081 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16083 * Makefile.in (enable_plugin, plugin_includedir): New.
16084 (install): Depend on install-plugin.
16085 (PLUGIN_HEADERS): New.
16086 (install-plugin): New.
16087 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16089 2009-05-05 Richard Guenther <rguenther@suse.de>
16091 PR tree-optimization/40022
16092 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16094 (phivn_valid_p): Fix tuplification error, simplify.
16095 (phiprop_insert_phi): Add dumps.
16096 (propagate_with_phi): Simplify.
16098 2009-05-05 Richard Guenther <rguenther@suse.de>
16100 PR middle-end/40023
16101 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16103 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16105 * tree.h (strip_float_extensions): Remove duplicate declaration.
16106 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16107 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16108 block_ultimate_origin): Rearrange the declarations line to match the
16109 comment that indicates the .c file which the functions are defined.
16110 (dwarf2out_*, set_decl_rtl): Add comment.
16111 (get_base_address): Adjust comment.
16112 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16113 declarations line and add comment.
16114 (is_builtin_name): Add blank after function name, for clarity.
16116 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16118 * attribs.c (decl_attributes): Use %qE for identifiers in
16120 * cgraphunit.c (verify_cgraph_node): Translate function names to
16121 locale character set in diagnostics.
16122 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16124 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16125 Document that functions are named in UTF-8.
16126 * expr.c (expand_expr_real_1): Translate function names to locale
16127 character set in diagnostics.
16128 * gimplify.c (omp_notice_variable, omp_is_private,
16129 gimplify_scan_omp_clauses): Use %qE for identifiers in
16131 * langhooks.c (lhd_print_error_function): Translate function names
16132 to locale character set.
16133 * langhooks.h (decl_printable_name): Document that return value is
16134 in internal character set.
16135 * stmt.c: Include pretty-print.h
16136 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16138 (resolve_operand_name_1): Translate named operand name to locale
16140 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16142 * toplev.c (announce_function): Translate function names to locale
16144 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16145 (default_tree_printer): Use pp_identifier or translate identifiers
16146 to locale character set. Mark "<anonymous>" for translation.
16147 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16148 for identifiers in diagnostics.
16149 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16151 * varasm.c (output_constructor): Use %qE for identifiers in
16154 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16156 * configure.ac: use ` ` instead of $()
16157 * configure: Regenerate.
16159 2009-05-05 Ben Elliston <bje@au.ibm.com>
16161 * config/pa/linux-atomic.c: Eliminate conditional include of
16162 errno.h on non-LP64 systems to simplify build requirements.
16164 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16166 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16168 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16169 and pass value to identifier_to_locale.
16170 (warn_variable_length_array): Make name a tree.
16171 (grokdeclarator): Separate diagnostic texts for named and unnamed
16172 declarators. Use %qE for named declarators.
16173 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16175 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16176 identifiers in diagnostics.
16177 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16178 identifier_to_locale. Mark "anonymous" strings for translation.
16180 2009-05-04 Michael Eager <eager@eagercon.com>
16182 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16183 address for DImode/DFmode only if double-precision FP regs.
16185 2009-05-04 Michael Eager <eager@eagercon.com>
16187 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16188 TARGET_SINGLE_FLOAT check.
16190 2009-05-04 Michael Eager <eager@eagercon.com>
16192 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16194 2009-05-04 Michael Eager <eager@eagercon.com>
16196 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16197 * config/rs6000/t-xilinx: New
16199 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16201 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16202 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16203 * gcc/explow.c (memory_address): Use target hook.
16204 * gcc/targhooks.c (default_legitimize_address): New.
16205 * gcc/targhooks.h (default_legitimize_address): New.
16206 * gcc/target.h (legitimize_address): New.
16207 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16208 (TARGET_INITIALIZER): Include it.
16209 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16211 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16212 * config/bfin/bfin.c (legitimize_address): Remove.
16213 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16214 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16216 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16217 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16219 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16220 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16221 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16222 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16223 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16224 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16225 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16226 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16227 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16228 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16229 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16230 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16231 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16232 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16233 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16234 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16235 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16236 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16237 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16238 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16239 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16240 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16241 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16243 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16244 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16245 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16246 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16247 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16248 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16249 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16250 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16251 (thumb_legitimize_address): Delete.
16252 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16253 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16254 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16255 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16256 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16257 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16259 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16262 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16263 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16264 * config/m32r/m32r.c (m32r_legitimize_address): New.
16265 * config/m68k/m68k.c (m68k_legitimize_address): New.
16266 * config/score/score.c (score_legitimize_address): Standardize.
16267 * config/score/score3.c (score3_legitimize_address): Standardize.
16268 * config/score/score3.h (score3_legitimize_address): Adjust.
16269 * config/score/score7.c (score7_legitimize_address): Standardize.
16270 * config/score/score7.h (score7_legitimize_address): Adjust.
16271 * config/sh/sh.c (sh_legitimize_address): New.
16272 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16274 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16275 (s390_legitimize_address): ... this.
16276 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16277 (sparc_legitimize_address): ... this.
16278 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16279 (ix86_legitimize_address): ... this.
16280 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16281 (avr_legitimize_address): ... this.
16282 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16283 (mn10300_legitimize_address): ... this.
16284 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16285 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16286 (alpha_expand_mov): Adjust call.
16288 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16289 * config/spu/spu.c (spu_legitimize_address): Likewise.
16290 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16291 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16293 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16295 * intl.c (locale_encoding, locale_utf8): New.
16296 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16297 * intl.h (locale_encoding, locale_utf8): Declare.
16298 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16299 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16301 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16303 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16304 (pp_base_tree_identifier): Declare as function.
16305 (identifier_to_locale): Declare.
16306 * Makefile.in (pretty-print.o): Update dependencies.
16307 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16309 2009-05-04 Richard Guenther <rguenther@suse.de>
16311 PR middle-end/40015
16312 * builtins.c (fold_builtin_memory_op): Do not decay to element
16313 type if the size matches the whole array.
16315 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16317 * expmed.c (synth_mult): When trying out a shift, pass the result
16320 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16322 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16323 (shiftsub1_cost): New.
16324 (init_expmed): Compute shiftsub1_cost.
16325 (synth_mult): Optimize multiplications by constants of the form
16326 -(2^^m-1) for some constant positive integer m.
16328 2009-05-03 Richard Guenther <rguenther@suse.de>
16331 * c-typeck.c (array_to_pointer_conversion): Do not built
16332 ADDR_EXPRs of arrays of pointer-to-element type.
16333 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16334 up wrong ADDR_EXPRs after-the-fact.
16335 * c-common.c (strict_aliasing_warning): Strip pointer
16336 conversions for obtaining the original type.
16337 * builtins.c (fold_builtin_memset): Handle array types.
16338 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16341 2009-05-03 Richard Guenther <rguenther@suse.de>
16343 PR middle-end/23329
16344 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16345 Do not lose casts from array types with unknown extent to array
16346 types with known extent.
16347 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16348 alias set compatibility.
16350 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16352 * flags.h (extra_warnings): Delete.
16353 * toplev.c (process_options): Handle Wuninitialized here.
16354 * opts.c (extra_warnings): Delete.
16355 (set_Wextra): Delete.
16356 (common_handle_option): -Wextra can be handled automatically.
16357 * c-opts.c (c_common_handle_option): Delete obsolete code.
16358 (c_common_post_options): Simplify comment.
16359 * common.opt (W): Add Var.
16361 (Wuninitialized): Initialize to -1.
16363 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16364 Richard Guenther <rguenther@suse.de>
16366 * expr.c (get_def_for_expr): New function.
16367 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16368 SSA rather than trees.
16369 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16370 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16372 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16374 * c-common.c (reswords): Add _Imaginary.
16375 * c-common.c (enum rid): Add RID_IMAGINARY.
16377 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16379 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16380 Patch by Richard Guenther.
16382 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16384 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16385 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16386 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16387 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16388 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16389 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16390 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16391 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16392 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16393 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16394 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16395 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16396 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16397 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16398 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16399 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16400 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16401 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16403 2009-05-02 Richard Guenther <rguenther@suse.de>
16405 PR tree-optimization/39940
16406 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16409 2009-05-02 Richard Guenther <rguenther@suse.de>
16411 PR middle-end/40001
16412 * tree-ssa.c (execute_update_addresses_taken): Properly check
16413 if we can mark a variable DECL_GIMPLE_REG_P.
16414 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16415 back to the end of the function.
16416 (is_gimple_reg_type): Remove complex type special casing.
16417 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16420 2009-05-02 Ben Elliston <bje@au.ibm.com>
16422 * doc/collect2.texi (Collect2): Document search path behaviour
16423 when configured with --with-ld.
16425 2009-05-02 Jan Hubicka <jh@suse.cz>
16427 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16428 parameter; update callers.
16429 (coalesce_cost_edge): EH edges are costier because they needs
16430 splitting even if not critical and even more costier when there are
16431 multiple EH predecestors.
16433 2009-05-02 Jan Hubicka <jh@suse.cz>
16435 * except.c (remove_eh_handler_and_replace): Handle updating after
16436 removing TRY blocks.
16438 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16440 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16442 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16444 * varasm.c: Do not include c-pragma.h.
16445 * attribs.c: Do not incude c-common.h.
16447 2009-05-01 Michael Matz <matz@suse.de>
16449 * calls.c (initialize_argument_information): Handle SSA names like
16450 decls with a non MEM_P DECL_RTL.
16452 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16454 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16455 * ipa-utils.c: Likewise.
16456 * ipa-type-escape.c: Likewise.
16457 * cgraphunit.c Do not include c-common.h.
16458 * ipa-pure-const.c: Likewise.
16459 * tree-if-conv.c: Likewise.
16460 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16461 * ipa-struct-reorg.c: Likewise.
16462 * tree-nomudflap.c: Likewise.
16463 * tree-ssa-structalias.c: Likewise.
16465 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16467 * store-motion.c: Many cleanups to make this pass a first-class
16468 citizen instead of an appendix to gcse load motion. Add TODO list
16469 to make this pass faster/cleaner/better.
16471 (struct ls_expr): Post gcse.c-split cleanups.
16472 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16473 "stores" field to "avail_stores".
16474 (pre_ldst_mems): Rename to store_motion_mems.
16475 (pre_ldst_table): Rename to store_motion_mems_table.
16476 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16477 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16478 (ldst_entry): Rename to st_expr_entry, update users.
16479 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16480 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16481 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16483 (first_ls_expr): Rename to first_st_expr, update users.
16484 (next_ls_expr): Rename to next_st_expr, update users.
16485 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16486 fields properly for store motion instead of names inherited from load
16488 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16489 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16492 (ae_kill): Rename to st_kill, update users.
16493 (ae_gen): Rename to st_avloc, update users.
16494 (transp): Rename to st_transp, update users.
16495 (pre_insert_map): Rename to st_insert_map, update users.
16496 (pre_delete_map): Rename to st_delete_map, update users.
16497 (insert_store, build_store_vectors, free_store_memory,
16498 one_store_motion_pass): Update for abovementioned changes.
16500 (gcse_subst_count, gcse_create_count): Remove.
16501 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16502 and "n_stores_created", local variables.
16504 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16507 (regvec, compute_store_table_current_insn): Remove.
16508 (reg_set_info, reg_clear_last_set): Remove.
16509 (compute_store_table): Use DF caches instead of local dataflow
16512 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16514 * c-objc-common.c (c_tree_printer): Print identifiers with
16515 pp_identifier, not pp_string. Mark "({anonymous})" for
16517 * c-pretty-print.c (pp_c_ws_string): New.
16518 (pp_c_cv_qualifier, pp_c_type_specifier,
16519 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16520 pp_c_storage_class_specifier, pp_c_function_specifier,
16521 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16522 pp_c_primary_expression, pp_c_postfix_expression,
16523 pp_c_unary_expression, pp_c_shift_expression,
16524 pp_c_relational_expression, pp_c_equality_expression,
16525 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16526 use pp_string and pp_c_ws_string in place of pp_identifier and
16527 pp_c_identifier for non-identifiers. Mark English strings for
16529 * c-pretty-print.h (pp_c_ws_string): Declare.
16531 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16532 Roland McGrath <roland@redhat.com>
16534 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16535 (ENABLE_LD_BUILDID): New configuration option.
16536 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16537 (LINK_BUILDID_SPEC): New macro.
16538 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16540 * doc/install.texi: Document --enable-linker-build-id option.
16541 * configure: Rebuild.
16542 * config.in: Rebuild.
16544 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16546 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16547 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16548 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16549 MIPS_GP_SAVE_AREA_SIZE.
16550 * config/mips/mips.c (struct mips_frame_info): Update comment
16551 before arg_pointer_offset and hard_frame_pointer_offset.
16552 (mips_compute_frame_info): Update diagram before function: to
16553 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16554 indicate the position of frame_pointer_rtx with -fstack-protector and
16555 to show args_size. Don't allocate cprestore area for leaf functions
16556 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16558 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16560 2009-04-30 Michael Matz <matz@suse.de>
16562 PR tree-optimization/39955
16563 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16565 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16567 * ira.c (setup_cover_and_important_classes): Use safe macro
16568 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16570 * genpreds.c (write_tm_preds_h): Output suitable definition of
16571 REG_CLASS_FOR_CONSTRAINT.
16573 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16575 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16577 * bitmap.c (bitmap_descriptor): Likewise.
16578 * ggc-common.c (loc_descriptor): Likewise.
16579 * varray.c (varray_descriptor): Likewise.
16580 * vec.c (vec_descriptor): Likewise.
16582 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16584 * Makefile.in (dce.o): Add $(EXCEPT_H).
16585 * dce.c: Include except.h and delete redundant vector definitions.
16586 (deletable_insn_p): Return false for non-call insns that can throw
16589 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16591 * gcse.c (ae_gen): Remove.
16592 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16593 and make non-static function to make it available in store-motion.c.
16594 Update call sites with search-and-replace.
16595 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16596 extract_mentioned_regs, extract_mentioned_regs_helper,
16597 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16598 store_killed_in_insn, store_killed_after, store_killed_before,
16599 build_store_vectors, insert_insn_start_basic_block, insert-store,
16600 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16601 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16602 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16603 * store-motion.c: ...new file. Also copy data structures from gcse.c
16604 and clean up to remove parts not used by store motion.
16605 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16606 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16608 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16611 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16612 when optimizing for size.
16614 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16616 * gcse.c (gcse_constant_p): Fix typo in last change.
16618 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16620 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16622 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16624 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16626 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16628 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16629 CONST_HIGH_PART result.
16631 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16633 * config/avr/avr.c (initial_elimination_offset): Rename to
16634 avr_initial_elimination_offset.
16635 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16636 change return type to bool.
16637 (avr_can_eliminate): New function.
16638 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16639 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16640 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16641 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16642 avr_initial_elimination_offset.
16643 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16644 (avr_initial_elimination_offset): Define.
16646 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16647 Steven Bosscher <steven@gcc.gnu.org>
16649 PR rtl-optimization/39938
16650 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16651 * cfgrtl.c: Include insn-attr.h.
16652 (rest_of_pass_free_cfg): New function.
16653 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16654 * resource.c (init_resource_info): Remove call to df_analyze.
16656 2009-04-29 Richard Guenther <rguenther@suse.de>
16659 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16660 allow conversion to signed integers.
16662 2009-04-29 Richard Guenther <rguenther@suse.de>
16664 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16665 shifts of floating point vectors if the shift amount is
16666 a constant multiple of the element size.
16668 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16669 Michael Matz <matz@suse.de>
16671 PR middle-end/39927
16673 * tree-outof-ssa.c (emit_partition_copy): New function.
16674 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16675 insert_part_to_rtx_on_edge): Perform the partition base var
16676 copy using emit_partition_copy.
16677 (insert_value_copy_on_edge): Convert constants to the right mode.
16678 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16679 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16681 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16683 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16684 scan backwards to try to find a constant to initialize it.
16686 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16687 insn before the loop_end instruction, don't look past labels.
16689 2009-04-29 Richard Guenther <rguenther@suse.de>
16691 PR middle-end/39937
16692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16693 loose type conversions.
16694 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16695 stmts only if there are no uses of its definition.
16697 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16699 * config/bfin/bfin.h (splitting_loops): Declare.
16700 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16701 Reorder bit definitions to be ascending.
16702 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16703 * config/bfin/bfin.c (splitting_loops): New variable.
16704 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16705 (struct loop_info): Remove members INIT and LOOP_INIT.
16706 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16707 the LSETUP sequence. Allow LC to be loaded from any register, but
16708 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16709 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16711 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16712 of reload_completed.
16715 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16717 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16719 * Makefile.in (PLUGIN_VERSION_H): New.
16720 (OBJS-common): Remove plugin-version.o.
16721 (plugin.o): Depend on (PLUGIN_VERSION_H).
16722 (plugin-version.o): Remove.
16723 * configure: Regenerate
16724 * configure.ac: Create plugin-version.h.
16725 * gcc-plugin.h (plugin_gcc_version): Remove.
16726 (plugin_default_version_check): Change signature.
16727 * plugin-version.c: Remove.
16728 * plugin.c: Include plugin-version.h.
16729 (str_plugin_gcc_version_name): Remove.
16730 (try_init_one_plugin): Pass gcc version to plugin_init.
16731 (plugin_default_version_check): Both gcc and plugin versions are now
16734 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16736 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16737 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16738 Remove special case testing for last insn of inner loops. Don't fail
16739 if the loop ends with a jump, emit an extra nop instead.
16741 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16742 DREGS rather than comparing directly. Remove code that tries to
16743 account for latencies.
16745 2009-04-29 Richard Guenther <rguenther@suse.de>
16747 PR tree-optimization/39941
16748 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16749 eliminating an indirect call.
16751 2009-04-29 Richard Guenther <rguenther@suse.de>
16753 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16754 parameter. Allow invariants as base if !require_lvalue.
16755 (verify_gimple_assign_single): Adjust.
16757 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16759 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16760 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16761 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16762 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16763 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16765 * config/bfin/bfin.c (bfin_expand_builtin,
16766 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16768 2009-04-28 Richard Guenther <rguenther@suse.de>
16770 * tree-vect-loop.c (get_initial_def_for_induction): Use
16771 correct types for pointer increment.
16773 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16775 * toplev.c (print_version): Update GMP version string calculation.
16777 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16779 PR rtl-optimization/39938
16780 * resource.c (init_resource_info): Add call to df_analyze.
16782 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16784 * config/alpha/alpha.md (usegp): Cast the result of
16785 alpha_find_lo_sum_using_gp to enum attr_usegp.
16786 * config/alpha/alpha.c (override_options): Remove end-of-structure
16787 marker element from cpu_table. Use array size of cpu_table to handle
16788 -mcpu and -mtune options.
16789 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16791 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16793 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16794 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16795 tune_32 and tune_64.
16796 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16797 support on PowerPC.
16798 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16799 * config/rs6000/option-defaults.h: ... here. New file.
16800 (OPT_64, OPT_32): Define.
16801 (MASK_64BIT): Define to 0 if not already defined.
16802 (OPT_ARCH64, OPT_ARCH32): Define.
16803 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16806 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16808 * config/arm/arm.c (arm_override_options): Emit error on using
16811 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16813 PR rtl-optimization/39914
16814 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16815 registers for allocnos created from user-defined variables only
16816 when not optimizing.
16818 2009-04-28 Richard Guenther <rguenther@suse.de>
16820 PR middle-end/39937
16821 * fold-const.c (fold_binary): Use distribute_real_division only
16824 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16826 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16827 add hpux-stdint.h to tm_file.
16828 (hppa[12]*-*-hpux11*): Ditto.
16829 (ia64*-*-hpux*): Ditto.
16830 * config/hpux-stdint.h: New.
16831 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16832 __STDC_EXT__ for all compiles.
16833 * config/pa/pa-hpux.h: Ditto.
16834 * config/pa/pa-hpux10.h: Ditto.
16835 * config/pa/pa-hpux11.h: Ditto.
16837 2009-04-28 Catherine Moore <clm@codesourcery.com>
16839 * debug.h (set_name): Add comment.
16841 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16844 * config/darwin.c (machopic_gen_offset): Check
16845 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16846 * config/arm/arm.c (require_pic_register): Likewise.
16848 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16850 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16851 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16852 m32c_promote_prototypes): Delete.
16854 2009-04-28 Michael Matz <matz@suse.de>
16856 PR middle-end/39922
16857 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16860 2009-04-28 Richard Guenther <rguenther@suse.de>
16862 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16864 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16866 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16867 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16868 * config/arm/arm-tune.md: Regenerate.
16870 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16872 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16873 block if there are complex incoming edges.
16874 (sel_merge_blocks): Remove useless assert.
16875 (sel_redirect_edge_and_branch): Check that edge was redirected.
16876 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16877 (sel_find_rgns): Delete declaration.
16878 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16879 the region when it is not a preheader.
16881 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16884 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16886 2009-04-28 Richard Guenther <rguenther@suse.de>
16888 * tree.h (SSA_NAME_VALUE): Remove.
16889 (struct tree_ssa_name): Remove value_handle member.
16890 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16891 array for jump threading.
16892 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16894 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16895 * tree-flow.h (threadedge_initialize_values): Declare.
16896 (threadedge_finalize_values): Likewise.
16897 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16898 (SSA_NAME_VALUE): Define.
16899 (threadedge_initialize_values): New function.
16900 (threadedge_finalize_values): Likewise.
16901 * tree-ssa-dom.c (ssa_name_values): New global variable.
16902 (SSA_NAME_VALUE): Define.
16903 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16905 2009-04-28 Ira Rosen <irar@il.ibm.com>
16907 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16908 Use REPORT_VECTORIZED_LOCATIONS instead
16909 REPORT_VECTORIZED_LOOPS.
16910 * tree-vectorizer.c (vect_verbosity_level): Make static.
16911 (vect_loop_location): Rename to vect_location.
16912 (vect_set_verbosity_level): Update comment.
16913 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16915 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16916 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16917 instead REPORT_UNVECTORIZED_LOOPS.
16918 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16919 and vect_loop_def to vect_external_def and vect_internal_def.
16920 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16921 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16922 REPORT_UNVECTORIZED_LOCATIONS.
16923 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16924 and vect_used_in_loop and to vect_unused_in_scope and
16925 vect_used_in_scope.
16926 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16927 (vect_verbosity_level): Remove declaration.
16928 (vect_analyze_operations): Likewise.
16929 (vect_analyze_stmt): Declare.
16930 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16931 REPORT_UNVECTORIZED_LOCATIONS.
16932 (vect_get_loop_niters): Fix indentation.
16933 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16934 (vect_analyze_loop_operations): New function.
16935 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16936 vect_analyze_operations.
16937 (vect_is_simple_reduction): Use new names.
16938 (vectorizable_live_operation, vect_transform_loop): Likewise.
16939 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16940 to specify whether the data references can be a part of interleaving
16942 (vect_analyze_data_ref_dependence): Use new names.
16943 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16944 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16945 * tree-vect-patterns.c (widened_name_p): Use new names.
16946 (vect_recog_dot_prod_pattern): Likewise.
16947 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16948 (process_use, vect_mark_stmts_to_be_vectorized,
16949 vect_model_simple_cost, vect_model_store_cost,
16950 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16951 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16952 vectorizable_operation, vectorizable_type_demotion,
16953 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16954 vectorizable_condition): Likewise.
16955 (vect_analyze_operations): Split into vect_analyze_loop_operations
16957 (vect_analyze_stmt): ... new function.
16958 (new_stmt_vec_info): Use new names.
16959 (vect_is_simple_use): Use new names and fix comment.
16960 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16961 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16963 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16966 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16967 and integer modes for x87 operands. Do not ICE for unsupported size,
16968 generate error instead. Generate error for unsupported operand types.
16969 ['z']: Do not handle HImode memory operands specially. Warning
16970 for floating-point operands. Fallthru to 'Z' for unsupported operand
16971 types. Do not ICE for unsupported size, generate error instead.
16972 (output_387_binary_op): Use %Z to output operands.
16973 (output_fp_compare): Ditto.
16974 (output_387_reg_move): Ditto.
16976 2009-04-28 Ben Elliston <bje@au.ibm.com>
16981 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16983 * builtins.c (c_strlen): Do not warn here.
16984 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16985 * c-common.c (pointer_int_sum): Take an explicit location.
16986 Warn about offsets out of bounds.
16987 * c-common.h (pointer_int_sum): Adjust declaration.
16989 2009-04-27 Ian Lance Taylor <iant@google.com>
16991 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16993 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16994 * df-core.c (df_set_flags): Change return type to int. Change
16995 type of old_flags to int.
16996 (df_clear_flags): Likewise.
16997 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16998 (df_get_conditional_uses): Likewise.
16999 * df.h (df_set_flags, df_clear_flags): Update declarations.
17000 * dwarf2out.c (struct indirect_string_node): Change type of form
17001 field to enum dwarf_form.
17002 (AT_string_form): Change return type to enum dwarf_form.
17003 * fixed-value.c (fixed_compare): Add cast to enum type.
17004 * fwprop.c (update_df): Change 0 to VOIDmode.
17005 * gensupport.c: Change 0 to UNKNOWN.
17006 * gimple.h (gimple_cond_code): Add cast to enum type.
17007 * haifa-sched.c (reemit_notes): Add cast to enum type.
17008 * hooks.c (hook_int_void_no_regs): Remove function.
17009 * hooks.h (hook_int_void_no_regs): Remove declaration.
17010 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17011 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17012 * real.c (real_arithmetic): Add cast to enum type.
17013 (real_compare): Likewise.
17014 * target.h (struct gcc_target): Change return type of
17015 branch_target_register_class to enum reg_class.
17016 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17017 default_branch_target_register_class.
17018 * targhooks.c (default_branch_target_register_class): New function.
17019 * targhooks.h (default_branch_target_register_class): Declare.
17020 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17021 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17023 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17025 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17026 vect_uninitialized_def. Change 0 to ERROR_MARK.
17027 * tree-vect-stmts.c (supportable_widening_operation): Don't
17028 initialize icode1 and icode2.
17029 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17030 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17032 (cmn_err_flag_specs): Change 0 to STD_C89.
17033 (cmn_err_char_table): Likewise.
17034 * config/arm/arm.c (get_arm_condition_code): Change type of code
17035 to enum arm_cond_code.
17036 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17037 (IWMMXT_BUILTIN2): Likewise.
17038 (neon_builtin_type_bits): Don't define typedef.
17039 (neon_builtin_datum): Change type of bits field to int.
17040 (arm_expand_neon_args): Add cast to enum type.
17041 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17043 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17044 casts to enum type.
17045 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17047 * config/mips/mips.md (jal_macro): Return enum constant.
17048 (single_insn): Likewise.
17049 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17051 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17052 casts to enum type.
17053 * config/s390/s390.c (s390_tune_flags): Change type to int.
17054 (s390_arch_flags): Likewise.
17055 (s390_handle_arch_option): Change flags field of struct pta to int.
17056 * config/s390/s390.h (s390_tune_flags): Update declaration.
17057 (s390_arch_flags): Likewise.
17058 * config/sh/sh.c (prepare_move_operands): Compare
17059 tls_symbolic_operand result with enum constant.
17060 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17061 (sh_expand_prologue): Add cast to enum type.
17062 (sh_expand_epilogue): Likewise.
17063 (tls_symbolic_operand): Change return type to enum tls_model.
17064 (fpscr_set_from_mem): Add cast to enum type.
17065 (legitimize_pic_address): Compare tls_symbolic_operand result with
17067 (sh_target_reg_class): Change return type to enum reg_class.
17068 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17070 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17071 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17072 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17073 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17074 (delayed_branch, tls_call_delay): Likewise.
17075 (eligible_for_sibcall_delay): Likewise.
17076 (eligible_for_return_delay): Likewise.
17077 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17078 (spu_expand_builtin_1): Likewise.
17080 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17081 for all types of conversions.
17082 (output_init_element): Issue -Wc++-compat warning if needed when
17083 initializing a bitfield with enum type.
17084 * c-parser.c (c_parser_expression): Set original_type to
17085 original_type of right hand operand of comma operator.
17087 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17089 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17091 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17092 * doc/cpp.texi (Standard Predefined Macros)
17093 (Implementation-defined behavior): Likewise.
17094 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17095 * doc/gimple.texi (GIMPLE Exception Handling)
17096 (@code{GIMPLE_ASSIGN}): Likewise.
17097 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17098 * doc/invoke.texi (Warning Options, Optimize Options)
17099 (AVR Options, Darwin Options): Likewise.
17100 (Optimize Options): Reformulate -fwhole-program description.
17101 * doc/loop.texi (Lambda): Likewise.
17102 * doc/md.texi (Output Template, Define Constraints)
17103 (Standard Names, Insn Splitting): Likewise.
17104 * doc/options.texi (Option properties): Likewise.
17105 * doc/passes.texi (Tree-SSA passes): Likewise.
17106 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17107 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17108 (File Names and DBX): Likewise.
17109 * doc/trouble.texi (Incompatibilities): Likewise.
17111 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17113 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17114 instruction is correct.
17116 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17118 Allow non-constant arguments to conversion intrinsics.
17119 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17120 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17121 * spu.c (print_operand): Handle 'v' and 'w'.
17122 (exp2_immediate_p, spu_gen_exp2): Define.
17123 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17124 spu_convtf_1): Update parameter descriptions.
17125 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17126 * constraints.md ('v', 'w'): New.
17127 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17129 (i2f, I2F): New define_mode_attr.
17130 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17131 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17132 fixuns_truncv4sfv4si2): Update to use mode attribute.
17133 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17134 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17135 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17136 patterns for combine.
17138 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17140 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17141 (cprop, hoist, pre, store_motion): New debug counters.
17142 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17143 is not an RTL pass anymore.
17144 (pass_profiling): Remove extern decl for pass removed in 2005.
17145 (pass_gcse, pass_jump_bypass): Remove.
17146 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17147 to 0 for clean state.
17148 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17149 * cse.c (gate_handle_cse_after_global_opts,
17150 rest_of_handle_cse_after_global_opts): New functions.
17151 (pass_cse_after_global_opts): New pass, does local CSE.
17152 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17153 (TV_CPROP): New timevar.
17154 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17155 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17156 (gcse_main, recompute_all_luids): Remove.
17157 (compute_hash_table_work): Call max_reg_num instead of reading
17159 (cprop_jump): Don't set run_jump_opt_after_gcse.
17160 (constprop_register): Always allow to alter jumps.
17161 (cprop_insn): Likewise.
17162 (do_local_cprop): Likewise.
17163 (local_cprop_pass): Likewise. Return non-zero if something changed.
17164 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17165 (find_implicit_sets): Add note about missed optimization opportunity.
17166 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17167 pass_rtl_cprop execute function.
17168 Don't bother tracking the pass number, each pass gets its own dumpfile
17170 Always allow to alter jumpsand bypass jumps.
17171 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17172 will just find no suitable set.
17173 (pre_edge_insert): Fix dumping, this function is for PRE only.
17174 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17175 pass_rtl_pre execute function.
17176 (hoist_code): Return non-zero if something changed. Keep track of
17177 substitutions and insertions for statistics gathering similar to PRE.
17178 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17179 called from the pass_rtl_hoist execute function. Show pass statistics.
17180 (compute_store_table): Use max_reg_num directly instead of using the
17181 formerly global max_gcse_regno.
17182 (build_store_vectors): Likewise.
17183 (replace_store_insn): Fix dumping.
17184 (store_motion): Rename to ...
17185 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17186 pass, called from the pass_rtl_store_motion execute function. Keep
17187 track of substitutions and insertions for statistics gathering similar
17189 (bypass_jumps): Remove, fold interesting bits into ...
17190 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17191 from the pass_rtl_cprop execute function.
17192 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17193 pass_jump_bypass): Remove.
17194 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17195 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17196 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17197 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17198 (gate_rtl_store_motion, execute_rtl_store_motion,
17199 pass_rtl_store_motion): New.
17200 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17201 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17202 * passes.c (init_optimization_passes): Remove pass_gcse and
17203 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17204 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17205 instead of pass_jump_bypass.
17207 2009-04-27 Richard Guenther <rguenther@suse.de>
17209 PR middle-end/39928
17210 * gimplify.c (gimplify_expr): If we are required to create
17211 a temporary make sure it ends up as register.
17213 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17216 * config/i386/i386.c (construct_container): Don't call
17217 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17218 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17220 2009-04-27 Michael Matz <matz@suse.de>
17222 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17223 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17224 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17225 (dump_replaceable_exprs): Take a bitmap.
17226 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17228 (expand_gimple_basic_block): Likewise.
17229 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17230 replaceable_expressions member a bitmap.
17231 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17232 (mark_replaceable): Likewise.
17233 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17234 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17236 2009-04-27 Richard Guenther <rguenther@suse.de>
17238 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17239 (verify_stmts): Dispatch to gimple/type verification code.
17240 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17241 issue with call argument types.
17243 2009-04-27 Michael Matz <matz@suse.de>
17245 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17246 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17249 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17250 Eric Botcazou <ebotcazou@adacore.com>
17252 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17253 a label's basic block.
17254 (mark_target_live_regs): Tidy and rework obsolete comments.
17255 Change back DF problem to LIVE. If a label starts a basic block,
17256 assume that all registers that used to be live then still are.
17257 (init_resource_info): If a label starts a basic block, set its
17258 BLOCK_FOR_INSN accordingly.
17259 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17261 2009-04-27 Richard Guenther <rguenther@suse.de>
17263 * tree-flow-inline.h (function_ann): Remove.
17264 (get_function_ann): Likewise.
17265 * tree-dfa.c (create_function_ann): Remove.
17266 * tree-flow.h (struct static_var_ann_d): Remove.
17267 (struct function_ann_d): Likewise.
17268 (union tree_ann_d): Remove fdecl member.
17269 (function_ann_t): Remove.
17270 (function_ann, get_function_ann, create_function_ann): Remove
17273 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17275 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17277 2009-04-27 Jan Hubicka <jh@suse.cz>
17279 * ipa-pure-const.c (struct funct_state_d): New fields
17280 state_previously_known, looping_previously_known; remove
17281 state_set_in_source.
17282 (analyze_function): Use new fields.
17283 (propagate): Avoid assumption that state_set_in_source imply
17286 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17287 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17288 * cfgloop.h (finite_loop_p): Declare.
17290 2009-04-26 Michael Matz <matz@suse.de>
17292 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17294 2009-04-26 Michael Matz <matz@suse.de>
17296 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17297 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17298 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17299 pass_mark_used_blocks): Remove.
17300 * tree-optimize.c (pass_free_datastructures,
17301 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17302 * passes.c (init_optimization_passes): Don't call
17303 pass_mark_used_blocks, remove dead code.
17305 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17307 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17308 * tree-ssa-live.h (register_ssa_partition): Likewise.
17310 2009-04-26 Michael Matz <matz@suse.de>
17313 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17314 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17315 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17317 (compare_pairs): Swap cost comparison.
17318 (coalesce_ssa_name): Don't use change_partition_var.
17319 * tree-nrv.c (struct nrv_data): Add modified member.
17320 (finalize_nrv_r): Set it.
17321 (tree_nrv): Use it to update statements.
17322 (pass_nrv): Require PROP_ssa.
17323 * tree-mudflap.c (mf_decl_cache_locals,
17324 mf_build_check_statement_for): Use make_rename_temp.
17325 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17326 * alias.c (find_base_decl): Handle SSA names.
17327 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17328 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17329 * rtl.h (set_reg_attrs_for_parm): Declare.
17330 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17331 to "optimized", remove unused locals at finish.
17332 (execute_free_datastructures): Make global, call
17333 delete_tree_cfg_annotations.
17334 (execute_free_cfg_annotations): Don't call
17335 delete_tree_cfg_annotations.
17337 * ssaexpand.h: New file.
17338 * expr.c (toplevel): Include ssaexpand.h.
17339 (expand_assignment): Handle SSA names the same as register variables.
17340 (expand_expr_real_1): Expand SSA names.
17341 * cfgexpand.c (toplevel): Include ssaexpand.h.
17342 (SA): New global variable.
17343 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17344 (SSAVAR): New macro.
17345 (set_rtl): New helper function.
17346 (add_stack_var): Deal with SSA names, use set_rtl.
17347 (expand_one_stack_var_at): Likewise.
17348 (expand_one_stack_var): Deal with SSA names.
17349 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17350 before unique numbers.
17351 (expand_stack_vars): Use set_rtl.
17352 (expand_one_var): Accept SSA names, add asserts for them, feed them
17353 to above subroutines.
17354 (expand_used_vars): Expand all partitions (without default defs),
17355 then only the local decls (ignoring those expanded already).
17356 (expand_gimple_cond): Remove edges when jumpif() expands an
17357 unconditional jump.
17358 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17359 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17361 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17362 members of SA; deal with PARM_DECL partitions here; expand
17363 all PHI nodes, free tree datastructures and SA. Commit instructions
17364 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17365 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17366 info and statements at start, collect garbage at finish.
17367 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17368 (VAR_ANN_PARTITION) Remove.
17369 (change_partition_var): Don't declare.
17370 (partition_to_var): Always return SSA names.
17371 (var_to_partition): Only accept SSA names.
17372 (register_ssa_partition): Only check argument.
17373 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17375 (delete_var_map): Don't free it.
17376 (var_union): Only accept SSA names, simplify.
17377 (partition_view_init): Mark only useful SSA names as used.
17378 (partition_view_fini): Only deal with SSA names.
17379 (change_partition_var): Remove.
17380 (dump_var_map): Use ssa_name instead of partition_to_var member.
17381 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17383 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17384 (struct _elim_graph): New member const_dests; nodes member vector of
17386 (set_location_for_edge): New static helper.
17387 (create_temp): Remove.
17388 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17389 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17390 (new_elim_graph): Allocate const_dests member.
17391 (clean_elim_graph): Truncate const_dests member.
17392 (delete_elim_graph): Free const_dests member.
17393 (elim_graph_size): Adapt to new type of nodes member.
17394 (elim_graph_add_node): Likewise.
17395 (eliminate_name): Likewise.
17396 (eliminate_build): Don't take basic block argument, deal only with
17397 partition numbers, not variables.
17398 (get_temp_reg): New static helper.
17399 (elim_create): Use it, deal with RTL temporaries instead of trees.
17400 (eliminate_phi): Adjust all calls to new signature.
17401 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17402 (rewrite_trees): Only do checking.
17403 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17404 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17405 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17406 contains_tree_r, MAX_STMTS_IN_LATCH,
17407 process_single_block_loop_latch, analyze_edges_for_bb,
17408 perform_edge_inserts): Remove.
17409 (expand_phi_nodes): New global function.
17410 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17411 functions, initialize new parameter, remember partitions having a
17413 (finish_out_of_ssa): New global function.
17414 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17415 don't reset in_ssa_p here, don't disable TER when mudflap.
17416 (pass_del_ssa): Remove.
17417 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17419 (execute_free_datastructures): Declare.
17420 * Makefile.in (SSAEXPAND_H): New variable.
17421 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17422 * basic-block.h (commit_one_edge_insertion): Declare.
17423 * passes.c (init_optimization_passes): Move pass_nrv and
17424 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17425 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17426 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17427 (redirect_branch_edge): Deal with super block when expanding, split
17428 out jump patching itself into ...
17429 (patch_jump_insn): ... here, new static helper.
17431 2009-04-26 Michael Matz <matz@suse.de>
17433 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17434 beyond num_ssa_names.
17435 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17436 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17438 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17440 PR inline-asm/39543
17441 * fwprop.c (forward_propagate_asm): New function.
17442 (forward_propagate_and_simplify): Propagate also into __asm, if it
17443 doesn't increase the number of referenced registers.
17446 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17448 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17450 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17451 note_nonlocal_vla_type for nonlocal VLAs.
17452 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17453 contains_remapped_vars, remap_vla_decls): New functions.
17454 (convert_nonlocal_reference_stmt): If not optimizing, call
17455 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17456 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17457 if it wasn't found in var_map.
17458 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17459 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17460 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17462 * gimplify.c (nonlocal_vlas): New variable.
17463 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17465 (gimplify_body): Create and destroy nonlocal_vlas.
17467 * dwarf2out.c (loc_descr_plus_const): New function.
17468 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17469 mem_loc_descriptor, loc_descriptor_from_tree_1,
17470 descr_info_loc, gen_variable_die): Use it.
17472 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17473 !TREE_STATIC VAR_DECLs.
17474 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17475 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17476 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17477 DECL_BY_REFERENCE is valid.
17478 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17479 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17480 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17481 Copy DECL_BY_REFERENCE.
17482 (struct nesting_copy_body_data): New type.
17483 (nesting_copy_decl): New function.
17484 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17485 if they have variable length.
17487 2009-04-26 Michael Matz <matz@suse.de>
17489 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17490 mark new temporaries for renaming.
17492 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17495 * c-decl.c (global_bindings_p): Return negative value.
17496 (c_variable_size): New. Based on variable_size from
17498 (grokdeclarator): Call c_variable_size not variable_size.
17500 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17502 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17504 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17506 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17507 Redefine it to just use mingw/include.
17508 (ASM_SPEC): Rules for -m32 and -m64.
17509 (LINK_SPEC): Use Likewise.
17510 (SPEC_32): New define.
17511 (SPEC_64): Likewise.
17512 (SUB_LINK_SPEC): Likewise.
17513 (MULTILIB_DEFAULTS): New define.
17514 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17515 Add multilib options.
17516 (MULTILIB_DIRNAMES): Likewise.
17517 (MULTILIB_OSDIRNAMES): Likewise.
17518 (LIBGCC): Likewise.
17519 (INSTALL_LIBGCC): Likewise.
17521 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17524 * c-tree.h (enum c_inline_static_type): New.
17525 (record_inline_static): Declare.
17526 * c-decl.c (struct c_inline_static, c_inline_statics,
17527 record_inline_static, check_inline_statics): New.
17528 (pop_file_scope): Call check_inline_statics.
17529 (start_decl): Call record_inline_static instead of pedwarning
17530 directly for static in inline function.
17531 * c-typeck.c (build_external_ref): Call record_inline_static
17532 instead of pedwarning directly for static referenced in inline
17535 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17537 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17538 not new but only being rescanned.
17539 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17540 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17541 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17542 record_set_info, compute_set, grealloc): Remove.
17543 (recompute_all_luids): New function.
17544 (gcse_main): Don't compute sets, and don't do related memory
17545 allocations/free-ing. If something changed before the end of the
17546 pass, update LUIDs using recompute_all_luids.
17547 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17548 (free_gcse_mem): Don't free it either.
17549 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17550 Use the df insn LUIDs.
17551 (load_killed_in_block): Likewise.
17552 (compute_hash_table_work): Don't compute reg_set_in_block.
17553 (compute_transp): Use DF_REG_DEF_CHAINs.
17554 (local_cprop_pass): Don't use compute_sets and related functions.
17555 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17556 Use get_max_uid() instead of max_cuid.
17557 (insert_insn_end_basic_block, pre_insert_copy_insn,
17558 update_ld_motion_stores): Don't try to
17559 keep reg_set tables up to date.
17560 (pre_insert_copies): Use df insn LUIDs.
17561 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17562 (reg_set_info): Don't use extra bitmap argument.
17563 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17564 information to compute regs_set_in_block.
17565 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17566 (bypass_jumps): Don't use compute_sets and friends.
17568 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17571 * opts.c (undocumented_msg): Do not leave blank even with
17574 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17576 * c-decl.c (build_enumerator): Allow values folding to integer
17577 constants but not integer constant expressions with a pedwarn if
17580 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17583 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17584 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17585 type is an integer constant.
17587 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17590 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17593 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17596 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17597 with variably modified return type and no storage class
17598 specifiers, except for the case of nested functions. Distinguish
17599 extern declarations of functions with variably modified return
17600 types from those of objects with variably modified types.
17602 2009-04-25 Jan Hubicka <jh@suse.cz>
17604 * tree.c (list_equal_p): New function.
17605 * tree.h (list_equal_p): Declare.
17606 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17607 basic_block_def, basic_block, const_basic_block): New.
17608 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17609 (redirect_eh_edge): New function.
17610 (make_eh_edge_update_phi): EH edges are not abnormal.
17611 * except.c: Include tree-flow.h.
17612 (list_match): New function.
17613 (eh_region_replaceable_by_p): New function.
17614 (replace_region): New function.
17615 (hash_type_list): New function.
17616 (hash_eh_region): New function.
17617 (eh_regions_equal_p): New function.
17618 (merge_peers): New function.
17619 (remove_unreachable_regions): Verify EH tree when checking;
17621 (copy_eh_region_1): New function.
17622 (copy_eh_region): New function.
17623 (push_reachable_handler): New function.
17624 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17625 regions without label but with live RESX.
17626 * except.h (redirect_eh_edge_to_label): New.
17627 * tree-flow.h (redirect_eh_edge): New.
17628 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17629 basic_block_def, basic_block, const_basic_block): Remove.
17630 * Makefile.in (except.o): Add dependency on tree-flow.h
17631 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17632 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17635 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17638 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17639 on the destination of memcpy.
17641 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17643 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17644 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17645 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17647 2009-04-25 Jan Hubicka <jh@suse.cz>
17649 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17650 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17651 to be reached by different label than left.
17652 (update_eh_edges): Update comment; remove edge_to_remove if possible
17653 and return true if suceeded.
17654 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17655 (cleanup_eh): Compute sharing map.
17656 * except.c (remove_eh_handler_and_replace): Add argument if we should
17658 (remove_unreachable_regions): Update for label sharing.
17659 (label_to_region_map): Likewise.
17660 (get_next_region_sharing_label): New function.
17661 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17663 (remove_eh_handler): Update.
17664 (remove_eh_region_and_replace_by_outer_of): New function.
17665 * except.h (struct eh_region): Add next_region_sharing_label.
17666 (remove_eh_region_and_replace_by_outer_of,
17667 get_next_region_sharing_label): Declare.
17668 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17670 2009-04-25 Jan Hubicka <jh@suse.cz>
17672 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17673 insert code even if they are not critical.
17675 2009-04-25 Jan Hubicka <jh@suse.cz>
17677 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17678 (gimple_can_remove_branch_p): EH edges won't remove branch by
17680 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17681 updating of non-abnormal EH edges.
17682 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17683 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17684 (split_critical_edges): Split also edges where emitting code on them
17685 will lead to splitting later.
17687 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17688 H.J. Lu <hongjiu.lu@intel.com>
17691 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17692 the configured assembler supports fildq and fistpq mnemonics.
17693 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17694 * configure: Regenerated.
17695 * config.in: Ditto.
17697 * config/i386/i386.c (print_operand): Handle 'Z'.
17698 ['z']: Remove handling of special fild/fist suffixes.
17699 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17700 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17701 suffix of fild insn.
17702 (*floatsi<mode>2_vector_mixed): Ditto.
17703 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17704 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17705 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17706 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17707 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17709 2009-04-25 Ben Elliston <bje@au.ibm.com>
17711 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17712 the source of a set operation.
17714 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17716 * target.h (struct gcc_target): Add case_values_threshold field.
17717 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17718 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17719 * targhooks.c (default_case_values_threshold): New function.
17720 * targhooks.h (default_case_values_threshold): Declare function.
17721 * stmt.c (expand_case): Use case_values_threshold target hook.
17722 * expr.h (case_values_threshold): Remove declartation.
17723 * expr.c (case_values_threshold): Remove function.
17724 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17726 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17727 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17728 (avr_case_values_threshold): Declare as static.
17729 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17731 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17732 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17733 (mn10300_case_values_threshold): New function.
17735 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17737 * ira.c (setup_cover_and_important_classes): Add enum cast.
17739 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17741 * genpreds.c (write_enum_constraint_num): Output definition of
17742 CONSTRAINT_NUM_DEFINED_P macro.
17743 * ira.c (setup_cover_and_important_classes): Use
17744 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17746 2009-04-24 DJ Delorie <dj@redhat.com>
17748 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17749 __SH2A_SINGLE_ONLY__ also.
17751 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17753 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17754 (movdf_internal): Ditto.
17755 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17756 SFmode and DFmode constants.
17757 (ia64_print_operand): Add 'G' format for printing
17758 floating point constants.
17760 2009-04-24 Richard Guenther <rguenther@suse.de>
17762 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17763 from unsigned additions.
17765 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17767 * c-typeck.c (set_init_index): Allow array designators that are
17768 not integer constant expressions with a pedwarn if pedantic.
17770 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17772 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17773 zero if no overlap in nonzero bits between the operands.
17775 2009-04-24 Ian Lance Taylor <iant@google.com>
17777 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17778 (record_dead_and_set_regs): Likewise.
17779 * df.h (struct df_mw_hardreg): Change flags field to int.
17780 (struct df_base_ref): Likewise.
17781 (struct df): Change changeable_flags field to int.
17782 * df-scan.c (df_defs_record): Change clobber_flags to int.
17783 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17784 constants rather than #define macros.
17785 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17786 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17787 (enum dwarf_calling_convention): Likewise.
17788 (enum dwarf_line_number_x_ops): Likewise.
17789 (enum dwarf_call_frame_info): Likewise.
17790 (enum dwarf_source_language): Likewise.
17791 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17792 (add_calling_convention_attribute): Likewise.
17793 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17794 (combine_comparisons): Change compcode to int. Add cast to enum type.
17795 * genrecog.c (maybe_both_true_2): Change c to int.
17796 (write_switch): Likewise. Add cast to enum type.
17797 * gimplify.c (gimplify_omp_for): Handle return values from
17798 gimplify_expr using MIN rather than bitwise or.
17799 (gimplify_expr): Add cast to enum type.
17800 * ipa-prop.c (update_jump_functions_after_inlining): Change
17801 IPA_BOTTOM to IPA_JF_UNKNOWN.
17802 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17803 Add casts to enum type.
17804 (setup_cover_and_important_classes): Change cl to int. Add casts
17806 (setup_class_translate): Change cl and mode to int.
17807 (ira_init_once): Change mode to int.
17808 (free_register_move_costs): Likewise.
17809 (setup_prohibited_mode_move_regs): Add casts to enum type.
17810 * langhooks.c (add_builtin_function_common): Rework assertion that
17811 value fits bitfield.
17812 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17813 * omega.c (omega_do_elimination): Avoid math on enum types.
17814 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17815 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17816 int local to handle integral_argment value.
17817 * regmove.c (try_auto_increment): Change PUT_MODE to
17819 * reload.c (push_secondary_reload): Add casts to enum type.
17820 (secondary_reload_class, find_valid_class): Likewise.
17821 * reload1.c (emit_input_reload_insns): Likewise.
17822 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17823 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17824 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17826 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17827 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17829 (expand_complex_libcall): Add casts to enum type.
17830 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17831 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17832 with ERROR_MARK, not NUM_TREE_CODES.
17833 (vect_create_epilog_for_reduction): Likewise.
17834 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17835 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17836 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17838 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17839 vect_unused_in_loop. Change 0 to loop_vect.
17840 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17841 * var-tracking.c (get_init_value): Change return type to enum
17843 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17844 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17846 (arm_override_options): Add casts to enum type.
17847 (arm_emit_tls_decoration): Likewise.
17848 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17850 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17851 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17852 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17854 * config/s390/s390.c (code_for_builtin_64): Change to array of
17856 (code_for_builtin_31): Likewise.
17857 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17859 * config/sparc/sparc.c (sparc_override_options): Change value
17860 field in struct code_model to enum cmodel. In initializer change
17861 0 to NULL and add cast to enum type.
17863 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17864 Change all callers. Issue a -Wc++-compat warning using
17865 lhs_origtype if necessary.
17866 (convert_for_assignment): Issue -Wc++-compat warnings about
17867 invalid conversions to enum type on assignment.
17868 * c-common.h (build_modify_expr): Update declaration.
17870 2009-04-24 Nick Clifton <nickc@redhat.com>
17872 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17873 (function_arg_advance): Likewise.
17874 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17877 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17879 * config/s390/constraints.md ('I', 'J'): Fix condition.
17881 2009-04-24 Diego Novillo <dnovillo@google.com>
17883 * gengtype-parse.c (parse_error): Add newline after message.
17885 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17887 * config/i386/sse.md (avxmodesuffixs): Removed.
17888 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17889 (*avx_pinsr<ssevecsize>): This.
17891 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17893 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17894 follow chains of regs with a single definition, and allow expressions
17895 that are function_invariant_p.
17896 (simple_rhs_p): Allow expressions that are function_invariant_p.
17898 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17900 PR middle-end/39867
17901 * fold-const.c (fold_cond_expr_with_comparison): When folding
17902 > and >= to MAX, make sure the MAX uses the same type as the
17903 comparison's operands.
17905 2009-04-24 Nick Clifton <nickc@redhat.com>
17907 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17908 addressing for DImode accesses.
17909 (frv_print_operand_address): Handle PLUS case.
17910 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17912 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17914 PR rtl-optimization/39794
17915 * alias.c (canon_true_dependence): Add x_addr argument.
17916 * rtl.h (canon_true_dependence): Adjust prototype.
17917 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17918 * cselib.c (cselib_invalidate_mem): Likewise.
17919 * gcse.c (compute_transp): Likewise.
17920 * dse.c (scan_reads_nospill): Likewise.
17921 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17922 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17923 canon_base_addr of the group, plus optional offset.
17924 (struct group_info): Rename canon_base_mem to
17926 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17927 canon_rtx of base_mem.
17929 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17931 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17932 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17934 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17936 * config/spu/spu-builtins.h: Delete file.
17938 * config/spu/spu.h (enum spu_builtin_type): Move here from
17940 (struct spu_builtin_description): Likewise. Add GTY marker.
17941 Do not use enum spu_function_code or enum insn_code.
17942 (spu_builtins): Add extern declaration.
17944 * config/spu/spu.c: Do not include "spu-builtins.h".
17945 (enum spu_function_code, enum spu_builtin_type_index,
17946 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17947 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17948 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17949 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17950 (spu_builtin_types): Make static. Add GTY marker.
17951 (spu_builtins): Add extern declaration with GTY marker.
17952 Include "gt-spu.h".
17954 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17955 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17956 Check programmatically whether all parameters are scalar.
17958 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17960 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17962 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17963 assignment from the constructor either if the target is volatile.
17965 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17967 * config/arm/arm.md (insv): Do not share operands[0].
17969 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17971 * config/vxlib-tls.c (active_tls_threads): Delete.
17972 (delete_hook_installed): New.
17973 (tls_delete_hook): Don't delete the delete hook.
17974 (tls_destructor): Delete it here.
17975 (__gthread_set_specific): Adjust installing the delete hook.
17976 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17977 __gthread_leave_tsd_dtor_context.
17979 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17981 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17983 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17985 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17987 (alpha_rtx_costs): Ditto.
17988 (emit_unlikely_jump): Use add_reg_note.
17989 (emit_frame_store_1): Ditto.
17990 (alpha_expand_prologue): Ditto.
17991 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17992 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17994 2009-04-23 Nick Clifton <nickc@redhat.com>
17996 * config/v850/v850.md (epilogue): Remove suppressed code.
17997 (return): Rename to return_simple and remove test of frame size.
17998 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17999 to gen_return_simple.
18001 2009-04-22 Jing Yu <jingyu@google.com>
18004 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18006 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18009 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18010 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18011 value is a VECTOR_CST, the element type is the element type of the
18014 2009-04-22 DJ Delorie <dj@redhat.com>
18016 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18018 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18020 * alias.c (find_base_term): Move around LO_SUM case, so that
18021 CONST falls through into PLUS/MINUS handling.
18024 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18025 into 0, use omit_one_operand.
18027 2009-04-23 Ben Elliston <bje@au.ibm.com>
18029 * config/rs6000/linux-unwind.h (get_regs): Remove type
18030 puns. Change the type of `pc' to an array of unsigned ints and
18031 update all users. Constify frame24.
18033 2009-04-22 DJ Delorie <dj@redhat.com>
18035 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18036 declarations before code.
18037 (current_function_special_page_vector): Likewise.
18038 (m32c_expand_insv): Silence a warning.
18040 2009-04-21 Taras Glek <tglek@mozilla.com>
18042 * alias.c: Update GTY annotations to new syntax.
18043 * basic-block.h: Likewise.
18044 * bitmap.h: Likewise.
18045 * c-common.h: Likewise.
18046 * c-decl.c: Likewise.
18047 * c-parser.c: Likewise.
18048 * c-pragma.c: Likewise.
18049 * c-tree.h: Likewise.
18050 * cfgloop.h: Likewise.
18051 * cgraph.h: Likewise.
18052 * config/alpha/alpha.c: Likewise.
18053 * config/arm/arm.h: Likewise.
18054 * config/avr/avr.h: Likewise.
18055 * config/bfin/bfin.c: Likewise.
18056 * config/cris/cris.c: Likewise.
18057 * config/darwin.c: Likewise.
18058 * config/frv/frv.c: Likewise.
18059 * config/i386/i386.c: Likewise.
18060 * config/i386/i386.h: Likewise.
18061 * config/i386/winnt.c: Likewise.
18062 * config/ia64/ia64.h: Likewise.
18063 * config/iq2000/iq2000.c: Likewise.
18064 * config/mips/mips.c: Likewise.
18065 * config/mmix/mmix.h: Likewise.
18066 * config/pa/pa.c: Likewise.
18067 * config/pa/pa.h: Likewise.
18068 * config/rs6000/rs6000.c: Likewise.
18069 * config/s390/s390.c: Likewise.
18070 * config/sparc/sparc.c: Likewise.
18071 * config/xtensa/xtensa.c: Likewise.
18072 * cselib.h: Likewise.
18073 * dbxout.c: Likewise.
18074 * dwarf2out.c: Likewise.
18075 * except.c: Likewise.
18076 * except.h: Likewise.
18077 * fixed-value.h: Likewise.
18078 * function.c: Likewise.
18079 * function.h: Likewise.
18080 * gimple.h: Likewise.
18081 * integrate.c: Likewise.
18082 * optabs.c: Likewise.
18083 * output.h: Likewise.
18084 * real.h: Likewise.
18086 * stringpool.c: Likewise.
18087 * tree-data-ref.c: Likewise.
18088 * tree-flow.h: Likewise.
18089 * tree-scalar-evolution.c: Likewise.
18090 * tree-ssa-address.c: Likewise.
18091 * tree-ssa-alias.h: Likewise.
18092 * tree-ssa-operands.h: Likewise.
18093 * tree.c: Likewise.
18094 * tree.h: Likewise.
18095 * varasm.c: Likewise.
18096 * varray.h: Likewise.
18098 * coretypes.h: Do not define GTY macro if it is already defined.
18099 * doc/gty.texi: Update GTY documentation to new syntax.
18100 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18101 annotations on structs.
18102 * gengtype-parse.c: Likewise.
18104 2009-04-22 Mark Heffernan <meheff@google.com>
18106 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18108 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18110 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18113 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18115 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18116 the same as a PLUS without a shift. Increase the cost of a
18119 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18121 * Makefile.in: Update dependencies.
18122 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18123 * errors.h: Remove bogus comment about compatibility.
18124 (warning): Update declaration.
18125 * genautomata.c: Update all calls to warning.
18126 * gimple.c: Do not include errors.h. Include toplev.h.
18127 * tree-ssa-structalias.c: Do not include errors.h.
18128 * omega.c: Likewise.
18129 * tree-ssa-reassoc.c: Likewise.
18130 * config/spu/spu-c.c: Likewise.
18131 * config/spu/t-spu-elf: Update dependencies.
18133 2009-04-22 Richard Guenther <rguenther@suse.de>
18135 PR tree-optimization/39824
18136 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18137 make sure the types are compatible.
18139 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18142 * c-common.c (c_parse_error): Take a token_flags parameter.
18143 Use token_type for the token type instead.
18144 Pass token_flags to cpp_type2name.
18145 * c-common.h (c_parse_error): Update declaration.
18146 * c-parser.c (c_parser_error): Pass 0 as token flags.
18148 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18150 PR rtl-optimization/39580
18151 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18153 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18155 * function.c (expand_function_end): Do not emit a jump to the "naked"
18156 return label for fall-through returns.
18157 * except.c (sjlj_emit_function_exit): Always place the call to the
18158 unregister function at the location installed by expand_function_end.
18160 2009-04-22 Richard Guenther <rguenther@suse.de>
18162 PR tree-optimization/39845
18163 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18164 (gen_inbound_check): Likewise.
18166 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18168 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18170 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18171 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18173 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18175 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18176 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18177 shift counts to avoid out-of-bounds array accesses.
18179 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18181 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18182 (Pmode): Move above.
18184 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18186 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18187 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18188 GET_CODE macro. Use IN_RANGE macro where appropriate.
18189 * config/alpha/alpha.h: Ditto.
18190 * config/alpha/alpha.md: Ditto.
18191 * config/alpha/constraints.md: Ditto.
18192 * config/alpha/predicates.md: Ditto.
18194 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18196 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18197 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18198 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18199 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18200 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18201 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18202 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18203 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18204 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18205 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18206 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18207 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18208 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18209 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18210 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18211 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18212 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18213 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18214 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18215 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18216 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18217 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18218 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18219 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18220 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18221 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18222 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18224 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18226 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18227 references from comments.
18228 * cfgbuild.c: (count_basic_blocks): Delete.
18229 (find_basic_blocks_1): Delete.
18230 (find_basic_blocks): Delete.
18231 * except.c (finish_eh_generation): Make static. Move comment from
18232 except.h here. Remove find_basic_blocks references from comments.
18233 * except.h (finish_eh_generation): Delete.
18234 * basic-block.h (find_basic_blocks): Delete.
18235 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18237 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18239 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18240 (sdbout_parms): Likewise.
18242 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18244 * config/sh/sh.c (prepare_cbranch_operands): Use
18245 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18246 (expand_cbranchdi4): Likewise.
18247 (from_compare): Add cast to enum type.
18248 (expand_cbranchsi4): Use add_reg_note.
18249 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18250 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18251 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18252 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18253 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18254 instead of CODE_FOR_nothing.
18255 (cbranchdi4): Likewise. Fix the order of arguments for
18257 (push_fpscr): Use add_reg_note.
18258 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18259 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18261 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18263 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18264 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18265 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18266 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18267 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18268 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18269 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18270 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18271 config/alpha/x-vms, config/arc/t-arc,
18272 config/arm/README-interworking, config/arm/arm-c.c,
18273 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18274 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18275 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18276 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18277 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18278 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18279 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18280 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18281 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18282 config/cris/t-elfmulti, config/crx/t-crx,
18283 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18284 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18285 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18286 config/h8300/t-h8300, config/i386/athlon.md,
18287 config/i386/darwin-libgcc.10.4.ver,
18288 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18289 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18290 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18291 config/i386/t-linux64, config/i386/t-nwld,
18292 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18293 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18294 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18295 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18296 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18297 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18298 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18299 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18300 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18301 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18302 config/m68k/t-uclinux, config/mcore/t-mcore,
18303 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18304 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18305 config/mips/crtn.asm, config/mips/irix-crti.asm,
18306 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18307 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18308 config/mips/mips-fixed.md, config/mips/sb1.md,
18309 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18310 config/mips/t-iris6, config/mips/t-isa3264,
18311 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18312 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18313 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18314 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18315 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18316 config/mn10300/t-linux, config/mn10300/t-mn10300,
18317 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18318 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18319 config/picochip/libgccExtras/clzsi2.asm,
18320 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18321 config/rs6000/darwin-libgcc.10.4.ver,
18322 config/rs6000/darwin-libgcc.10.5.ver,
18323 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18324 config/rs6000/t-aix43, config/rs6000/t-aix52,
18325 config/rs6000/t-darwin, config/rs6000/t-fprules,
18326 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18327 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18328 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18329 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18330 config/rs6000/t-rtems, config/rs6000/t-spe,
18331 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18332 config/score/t-score-elf, config/sh/divcost-analysis,
18333 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18334 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18335 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18336 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18337 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18338 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18339 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18340 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18341 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18342 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18343 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18344 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18345 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18346 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18347 * config/h8300/genmova.sh: Include copyright and license notices
18348 in generated output.
18349 * config/h8300/mova.md: Regenerate.
18350 * doc/install.texi2html: Include word "Copyright" in copyright
18351 notice and use name "Free Software Foundation, Inc.".
18352 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18353 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18354 ChangeLog-2007, ChangeLog-2008: Correct dates.
18356 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18358 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18359 NE_EXPR operations as well.
18360 * c-parser.c (c_parser_condition): Do not set location information on
18362 (c_parser_conditional_expression): Likewise.
18363 (c_parser_binary_expression): Set location information on operators.
18364 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18365 TRUTH_NOT_EXPR has been folded.
18366 * fold-const.c (fold_truth_not_expr): Copy location information from
18367 the incoming expression to the outgoing one.
18368 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18369 recursive calls on the LHS of the operator but pass that of the
18370 operator to recursive calls on the RHS of the operator. Set it
18372 (shortcut_cond_expr): Set the locus of the operator on the second
18373 COND_EXPR and that of the expression on the first in degenerate cases.
18374 Pass the locus of the expression to calls to shortcut_cond_r.
18375 Set the locus of the 'then' block on the associated jump, if any.
18376 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18377 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18378 expression to call to gimplify_boolean_expr.
18380 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18382 * config.gcc: Add additional configuration for
18383 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18384 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18385 (CPP_SPEC): Redefine for allowing -municode option.
18386 (STARTFILE_SPEC): Likewise.
18387 * config/i386/t-mingw-w64: New.
18388 * config/i386/mingw-w64.opt: New.
18389 (municode): Add new target option.
18390 * doc/invoke.texi (municode): Add documentation for new option.
18392 2009-04-21 Ian Lance Taylor <iant@google.com>
18394 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18395 Correct test for number of arguments.
18396 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18398 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18400 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18401 argument of emit_library_call.
18403 2009-04-21 Richard Guenther <rguenther@suse.de>
18405 PR middle-end/39829
18406 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18407 inside VIEW_CONVERT_EXPRs.
18409 2009-04-21 Martin Jambor <mjambor@suse.cz>
18411 * tree-switch-conversion.c (build_constructors): Split a long line.
18412 (constructor_contains_same_values_p): New function.
18413 (build_one_array): Create assigns of constants if possible, do not
18414 call mark_sym_for_renaming, call update_stmt.
18415 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18416 make_rename_temp. Do not call mark_symbols_for_renaming, call
18418 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18419 find_new_referenced_vars, call update_stmt.
18420 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18421 instead of calling make_rename_temp. Do not call
18422 find_new_referenced_vars or mark_symbols_for_renaming, call
18425 2009-04-21 Richard Guenther <rguenther@suse.de>
18427 PR tree-optimization/39827
18428 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18429 (tree_ssa_phiprop): Pass the correct array size.
18431 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18433 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18435 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18438 * c-typeck.c (lvalue_p): Move declaration ...
18439 * c-common.h (lvalue_p): ... to here.
18440 * c-common.c (candidate_equal_p): New.
18441 (add_tlist): Use it.
18442 (merge_tlist): Use it.
18443 (warn_for_collisions_1): Likewise.
18444 (warning_candidate_p): Accept more candidates.
18445 (verify_tree): A warning candidate can be an expression. Use
18448 2009-04-21 Ben Elliston <bje@au.ibm.com>
18451 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18452 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18453 options. Remove -mcall-solaris documentation.
18455 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18458 * doc/invoke.texi (-Wlong-long): Update description.
18459 * c-lex (interpret_integer): Only warn if there was no previous
18460 overflow and -Wlong-long is enabled.
18461 * c-decl.c (declspecs_add_type): Drop redundant flags.
18462 * c.opt (Wlong-long): Init to -1.
18463 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18464 and front-end warn_long_long. Wlong-long only depends on other
18465 flags if it is uninitialized.
18466 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18467 the same for CPP and FE.
18468 (restore_extension_diagnostics): Likewise.
18470 2009-04-20 Ian Lance Taylor <iant@google.com>
18472 Fix enum conversions which are invalid in C++:
18473 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18474 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18475 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18476 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18477 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18478 (dbxout_parms): Likewise.
18479 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18480 (df_clear_flags): Likewise.
18481 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18482 top_flag parameter to int.
18483 (df_chain_create_bb_process_use): Likewise.
18484 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18486 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18487 (df_ref_create_structure, df_def_record_1): Likewise.
18488 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18489 (df_notes_rescan): Change 0 to VOIDmode in function call.
18490 (df_get_call_refs, df_insn_refs_collect): Likewise.
18491 (df_bb_regs_collect): Likewise.
18492 (df_entry_block_defs_collect): Likewise.
18493 (df_exit_block_uses_collect): Likewise.
18494 * df.h: Update declarations.
18495 * double-int.c (double_int_divmod): Add cast to enum type.
18496 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18497 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18498 (based_loc_descr): Likewise.
18499 (loc_descriptor_from_tree_1): Change first_op and second_op to
18500 enum dwarf_location_atom. Add cast to enum type.
18501 * expmed.c (init_expmed): Change 0 to SET in function call.
18502 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18503 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18504 (do_store_flag): Likewise.
18505 * fixed-value.h (struct fixed_value): Change mode to enum
18507 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18508 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18510 (insert_insn_decl, insert_decl, insert_state): Likewise.
18511 (automata_list_finish): Likewise.
18512 * genrecog.c (process_define_predicate): Add cast to enum type.
18513 * gensupport.c (init_predicate_table): Add cast to enum type.
18514 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18516 (gimple_build_call_1, gimple_build_label): Likewise.
18517 (gimple_build_goto, gimple_build_asm_1): Likewise.
18518 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18519 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18520 (enum fallback): Rename from enum fallback_t.
18521 (fallback_t): Typedef as int.
18522 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18523 GSI_SAME_STMT in function call.
18524 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18526 (setup_reg_class_relations): Likewise.
18527 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18528 (setup_prohibited_class_mode_regs): Add cast to enum type.
18529 (setup_prohibited_mode_move_regs): Likewise.
18530 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18531 (record_address_regs): Change i to enum reg_class.
18532 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18533 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18534 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18535 (GET_MODE_2XWIDER_MODE): Likewise.
18536 (GET_CLASS_NARROWEST_MODE): Likewise.
18537 * omp-low.c (expand_omp_for): Add cast to enum type.
18538 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18539 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18540 * postreload.c (reload_cse_simplify_operands): Change rclass local
18542 * predict.c (combine_predictions_for_insn): Change best_predictor
18543 and predictor to enum br_predictor.
18544 (combine_predictions_for_bb): Likewise.
18545 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18546 use SET_PREDICT_EXPR_OUTCOME.
18547 * real.c (real_arithmetic): Change icode to code in function call.
18548 * reginfo.c (init_move_cost): Add casts to enum type.
18549 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18550 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18552 * reload.c (find_valid_class): Add casts to enum type.
18553 (push_reload): Change 0 to NO_REGS in function call.
18554 (find_reloads): Change this_alternative to array of enum
18555 reg_class. Remove some now-unnecessary casts.
18556 (make_memloc): Change 0 to VOIDmode in function call.
18557 * reload1.c (reload): Change 0 to VOIDmode in function call.
18558 (eliminate_regs_1, elimination_effects): Likewise.
18559 (eliminate_regs_in_insn): Likewise.
18560 (emit_input_reload_insns): Add cast to enum type.
18561 (delete_output_reload): Change 0 to VOIDmode in function call.
18562 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18563 to enum type in function call.
18564 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18565 (SET_PREDICT_EXPR_OUTCOME): Define.
18566 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18567 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18568 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18569 (dump_function): Likewise.
18570 * tree-dump.h: Update declarations.
18571 * tree-pass.h: Update declarations.
18572 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18573 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18575 (arm_rtx_costs_1): Correct parenthesization.
18576 (arm_rtx_costs): Add casts to enum type.
18577 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18578 (vfp_emit_fstmd): Use add_rg_note.
18579 (emit_multi_reg_push, emit_sfm): Likewise.
18580 (thumb_set_frame_pointer): Likewise.
18581 (arm_expand_prologue): Likewise.
18582 (arm_regno_class): Change return type to enum reg_class.
18583 (thumb1_expand_prologue): Use add_reg_note.
18584 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18585 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18587 * config/arm/gentune.sh: Add cast to enum type.
18588 * config/arm/arm-tune.md: Rebuild.
18589 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18590 (ix86_split_fp_branch, predict_jump): Likewise.
18591 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18592 insn_code to enum rtx_code.
18593 (ix86_builtin_vectorized_function): Add cast to enum type.
18594 * config/i386/i386.md (truncdfsf2): Change slot to enum
18596 (truncxf<mode>2, isinf<mode>2): Likewise.
18597 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18599 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18600 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18601 (insert_bundle_state): Change 1 to INSERT in function call.
18602 (ia64_add_bundle_selector_before): Likewise.
18603 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18604 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18605 (restore_stack_nonlocal): Likewise.
18606 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18608 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18610 (mips_rtx_costs): Likewise.
18611 (mips_override_options): Add casts to enum type.
18612 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18614 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18615 (store_reg, set_reg_plus_d): Likewise.
18616 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18617 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18619 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18621 (emit_unlikely_jump): Use add_reg_note.
18622 (rs6000_emit_allocate_stack): Likewise.
18623 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18624 (output_toc): Change 1 to INSERT in function call.
18625 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18626 (rs6000_initialize_trampoline): Likewise.
18627 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18629 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18630 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18631 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18632 (save_gprs): Use add_reg_note.
18633 (s390_emit_prologue): Likewise.
18634 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18635 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18636 (sparc_fold_builtin): Add cast to enum type.
18637 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18639 (spu_expand_prologue): Use add_reg_note.
18640 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18642 2009-04-20 Ian Lance Taylor <iant@google.com>
18644 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18645 (c_parser_postfix_expression_after_primary): Get VEC for list of
18646 arguments. Get original types of arguments. Call
18647 build_function_call_vec.
18648 (cached_expr_list_1, cached_expr_list_2): New static variables.
18649 (c_parser_expr_list): Change return type to VEC *. Add
18650 p_orig_types parameter. Change all callers.
18651 (c_parser_release_expr): New static function.
18652 (c_parser_vec_to_tree_list): New static function.
18653 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18654 call build_function_call_vec.
18655 (build_function_call_vec): New function, based on old
18656 build_function_call.
18657 (convert_arguments): Remove nargs and argarray parameters. Change
18658 values to a VEC. Add origtypes parameter.
18659 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18660 (convert_for_assignment): Add origtype parameter. Change all
18661 callers. If warn_cxx_compat, check for conversion to an enum
18662 type when calling a function.
18663 (store_init_value): Add origtype parameter. Change all callers.
18664 (digest_init): Likewise.
18665 (struct init_node): Add origtype field.
18666 (add_pending_init): Add origtype parameter. Change all callers.
18667 (output_init_element): Likewise.
18668 (output_pending_init_elements): Pass origtype from init_node to
18669 output_init_element.
18670 (process_init_element): Pass origtype from c_expr to
18671 output_init_element.
18672 (c_finish_return): Add origtype parameter. Change all callers.
18673 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18675 (sync_resolve_params): Likewise.
18676 (sync_resolve_return): Change params to first_param. Change caller.
18677 (resolve_overloaded_builtins): Change params to VEC *. Change
18678 callers. Save first parameter around call to build_function_call_vec.
18679 * c-decl.c (finish_decl): Add origtype parameter. Change all
18680 callers. Call build_function_call_vec rather than
18681 build_function_call for cleanup.
18682 * c-tree.h: Update declarations.
18683 * c-common.h: Update declarations.
18684 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18685 params to first_param.
18686 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18687 params parameter from tree to void *.
18688 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18689 Change arglist parameter to have type void *, and to be a pointer
18691 * config/rs6000/rs6000-protos.h
18692 (altivec_resolve_overloaded_builtin): Update declaration.
18693 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18694 fnargs parameter to have type void *, and to be a pointer to a
18695 VEC. Call build_function_call_vec instead of
18696 build_function_call.
18697 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18699 2009-04-20 Joey Ye <joey.ye@intel.com>
18700 Xuepeng Guo <xuepeng.guo@intel.com>
18701 H.J. Lu <hongjiu.lu@intel.com>
18703 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18705 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18706 (IX86_LEA_PRIORITY): Likewise.
18707 (distance_non_agu_define): New function.
18708 (distance_agu_use): Likewise.
18709 (ix86_lea_for_add_ok): Likewise.
18710 (ix86_dep_by_shift_count): Likewise.
18712 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18713 should split for LEA.
18715 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18717 (ix86_dep_by_shift_count): Likewise.
18719 2009-04-20 Richard Guenther <rguenther@suse.de>
18721 * expr.c (handled_component_p): Move ...
18722 * tree.h (handled_component_p): ... here.
18723 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18724 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18725 and REALPART_EXPR to be in one group.
18727 2009-04-20 Richard Guenther <rguenther@suse.de>
18729 * basic-block.h (get_all_dominated_blocks): Declare.
18730 * dominance.c (get_all_dominated_blocks): New function.
18731 * tree-cfg.c (get_all_dominated_blocks): Remove.
18732 (remove_edge_and_dominated_blocks): Adjust.
18733 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18734 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18735 instead of recursing.
18737 2009-04-20 Doug Kwan <dougkwan@google.com>
18739 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18740 (struct cgraph_node_set_def): New type.
18741 (cgraph_node_set) New type. Also declare vector functions.
18742 (struct cgraph_node_set_element_def): New type.
18743 (cgraph_node_set_element): Ditto.
18744 (cgraph_node_set_iterator): New iterator type.
18745 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18746 cgraph_node_set_remove, dump_cgraph_node_set,
18747 debug_cgraph_node_set): New prototypes.
18748 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18749 cgraph_node_set_size): New inlines.
18750 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18751 including cgraph.h.
18752 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18753 argument to function 'write_summary'.
18754 * ipa.c: Include ggc.h.
18755 (hash_cgraph_node_set_element,
18756 eq_cgraph_node_set_element, cgraph_node_set_new,
18757 cgraph_node_set_add, cgraph_node_set_remove,
18758 cgraph_node_set_find, dump_cgraph_node_set,
18759 debug_cgraph_node_set): New functions.
18760 * Makefile.in (ipa.o): Add dependency on GGC_H.
18762 2009-04-20 Ira Rosen <irar@il.ibm.com>
18764 PR tree-optimization/39675
18765 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18766 check of the return code of vect_schedule_slp. Check that
18767 stmt_vec_info still exists for the statement, before checking its
18768 vectorization type.
18770 2009-04-20 Michael Matz <matz@suse.de>
18772 * Makefile.in (generated_files): Take out $(simple_generated_c).
18774 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18776 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18777 (UINTPTR_TYPE): Likewise.
18779 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18782 * c-typeck.c (digest_init): Check for initializing an array with a
18785 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18788 * c-semantics.c (pop_stmt_list): Propagate
18789 STATEMENT_LIST_HAS_LABEL to parent statement list.
18791 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18793 * config/mips/mips.h (mips_tune_attr): New macro.
18794 * config/mips/mips.md (cpu): Use it.
18796 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18799 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18802 2009-04-19 Diego Novillo <dnovillo@google.com>
18804 * toplev.c (compile_file): Move call to coverage_finish ...
18805 * cgraphunit.c (ipa_passes): ... here.
18806 Call cgraph_process_new_functions.
18807 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18808 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18810 2009-04-19 Jan Hubicka <jh@suse.cz>
18812 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18814 (dump_cgraph_node): Dump can throw external flag.
18815 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18817 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18821 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18822 * common.opt (Wlogical-op): Move from here...
18823 * c.opt (Wlogical-op): ... to here.
18824 * c-typeck.c (parser_build_binary_op): Update call to
18825 warn_logical_operator.
18826 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18828 * c-common.c (warn_logical_op): Update.
18829 * c-common.h (warn_logical_op): Update declaration.
18831 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18833 * tree.c (protected_set_expr_location): Fix formatting.
18835 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18838 * c-typeck.c (readonly_warning): new.
18839 (build_unary_op, build_modify_expr): Use readonly_warning for
18840 storing into something readonly but not const-qualified.
18842 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18845 * c-typeck.c (build_unary_op): Check for taking address of
18846 expression of type void.
18848 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18851 * c-typeck.c (build_function_call): Check for calling a function
18852 with qualified void return types. Call require_complete_type when
18855 2009-04-18 Jan Hubicka <jh@suse.cz>
18857 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18859 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18860 can_throw_external flag.
18861 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18862 * ipa-pure-const.c (ignore_edge): New function.
18863 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18864 only over can_throw_external edges.
18865 (local_pure_const): Add nothrow flag.
18866 * ipa-utils.c (searchc): Add ignore_edge callback.
18867 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18868 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18869 (set_nothrow_function_flags): Update cgraph.
18870 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18872 2009-04-18 Richard Guenther <rguenther@suse.de>
18874 PR middle-end/39804
18875 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18876 (fold_stmt): ... this and ...
18877 (fold_stmt_inplace): ... this.
18878 (fold_stmt_1): Fold references in calls and asms.
18879 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18881 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18883 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18884 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18886 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18888 * tree.c (function_args_count): Remove.
18889 * tree.h: Remove the prototype for function_args_count.
18891 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18893 * tree-iterator.c (expr_only): Remove.
18894 * tree.h: Remove the prototype for expr_only.
18896 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18898 * reginfo.c (cannot_change_mode_set_regs): Remove.
18899 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18901 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18903 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18904 whether operands 0 and 1 overlaps.
18906 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18908 PR middle-end/36902
18909 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18910 pointer. Use warning_at instead of warning.
18911 (search_for_addr_array): Likewise.
18912 (check_array_bounds): Likewise.
18913 (check_all_array_refs): Check that the incoming edge is not in the
18914 list of edges to be removed.
18915 (check_all_array_refs): Avoid the temporal pointer.
18916 (vrp_visit_cond_stmt): Fix typo.
18917 (simplify_switch_using_ranges): Handle the case where the switch
18918 index is an integer constant.
18920 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18922 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18924 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18926 * doc/extend.texi, doc/invoke.texi: Fix typos.
18928 2009-04-17 Cary Coutant <ccoutant@google.com>
18930 * tree-flow-inline.h (get_lineno): Fix inverted test.
18932 2009-04-17 Diego Novillo <dnovillo@google.com>
18934 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18935 assertion for AVAIL_OUT.
18937 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18940 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18941 * config/sh/linux-atomic.asm: Likewise.
18943 2009-04-17 Diego Novillo <dnovillo@google.com>
18945 * except.c (debug_eh_tree): New.
18946 (struct eh_region, struct eh_status): Move ...
18947 * except.h: ... here.
18948 (add_type_for_runtime): Declare extern.
18949 (lookup_type_for_runtime): Likewise.
18950 (debug_eh_tree): Declare.
18951 * Makefile.in (GTFILES): List except.h before except.c
18953 2009-04-17 Diego Novillo <dnovillo@google.com>
18955 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18956 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18957 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18958 (find_vars_r): ... here.
18959 * tree-flow.h (find_referenced_vars_in): Declare.
18960 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18961 that AVAIL_OUT exists for BLOCK.
18962 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18963 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18964 (tree-parloops.o): Likewise.
18966 2009-04-17 Simon Baldwin <simonb@google.com>
18968 * toplev.c (default_tree_printer): Add handling for %E format.
18970 2009-04-17 Diego Novillo <dnovillo@google.com>
18972 * tree-pretty-print.c (dump_generic_node): Add break after
18973 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18974 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18975 FUNCTION_TYPE together. Call print_struct_decl when printing
18976 structures and TDF_SLIM is not given.
18977 (print_struct_decl): Fix logic for detecting recursion.
18979 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18982 * gcc.c (create_at_file): New.
18983 (compile_input_file_p): New.
18984 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18985 * main.c (main): Update call to toplev_main.
18986 * toplev.c (toplev_main): Change signature. Call expandargv.
18987 * toplev.h (toplev_main): Change signature.
18989 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18991 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18992 if the latter is not constant.
18994 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18996 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18998 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19000 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19001 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19003 2009-04-17 Richard Guenther <rguenther@suse.de>
19005 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19006 Handle component references view-converting an invariant address.
19008 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19010 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19011 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19012 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19013 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19014 Use @deftypevr rather than @deftypevar.
19016 2009-04-17 Richard Guenther <rguenther@suse.de>
19018 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19019 (get_prop_source_stmt): Likewise.
19020 (can_propagate_from): Likewise.
19022 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19024 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19025 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19026 (--with-multilib-list): Add default value.
19027 * configure: Regenerate.
19028 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19029 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19030 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19031 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19032 Don't add default cpu to multilib list unnecessarily, but do enable
19033 the relevant compiler option..
19034 Add support for --with-multilib-list=<blank> and
19035 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19036 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19037 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19038 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19039 TM_MULTILIB_CONFIG.
19040 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19041 (MULTILIB_OSDIRNAMES): New variable.
19042 * config/sh/t-1e: Delete file.
19043 * config/sh/t-mlib-sh1: Delete file.
19044 * config/sh/t-mlib-sh2: Delete file.
19045 * config/sh/t-mlib-sh2a: Delete file.
19046 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19047 * config/sh/t-mlib-sh2a-single: Delete file.
19048 * config/sh/t-mlib-sh2a-single-only: Delete file.
19049 * config/sh/t-mlib-sh2e: Delete file.
19050 * config/sh/t-mlib-sh3e: Delete file.
19051 * config/sh/t-mlib-sh4: Delete file.
19052 * config/sh/t-mlib-sh4-nofpu: Delete file.
19053 * config/sh/t-mlib-sh4-single: Delete file.
19054 * config/sh/t-mlib-sh4-single-only: Delete file.
19055 * config/sh/t-mlib-sh4a: Delete file.
19056 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19057 * config/sh/t-mlib-sh4a-single: Delete file.
19058 * config/sh/t-mlib-sh4a-single-only: Delete file.
19059 * config/sh/t-mlib-sh4al: Delete file.
19060 * config/sh/t-mlib-sh5-32media: Delete file.
19061 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19062 * config/sh/t-mlib-sh5-64media: Delete file.
19063 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19064 * config/sh/t-mlib-sh5-compact: Delete file.
19065 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19066 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19067 * doc/install.texi (Options specification): Add
19068 --with-multilib-list and --with-endian.
19070 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19072 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19074 (OBJS-common): Add plugin-version.o.
19075 (plugin-version.o): New.
19076 * gcc-plugin.h (plugin_gcc_version): New.
19077 (plugin_default_version_check): New.
19078 (plugin_init_func, plugin_init): Add version argument.
19079 * plugin-version.c: New.
19080 * plugin.c (str_plugin_gcc_version_name): New.
19081 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19082 pass it to the init function.
19083 (plugin_default_version_check): New.
19085 2009-04-17 Richard Guenther <rguenther@suse.de>
19087 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19088 for decl-vs-decl disambiguation.
19090 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19092 * config/s390/s390.h (s390_tune_attr): New macro definition.
19093 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19095 2009-04-17 Richard Guenther <rguenther@suse.de>
19097 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19098 (fold_stmt_r): Likewise.
19099 (maybe_fold_reference): New function.
19100 (fold_gimple_assign): Handle cases fold_stmt_r did.
19101 (fold_stmt): Do not use fold_stmt_r.
19102 (fold_stmt_inplace): Likewise.
19104 2009-04-17 Richard Guenther <rguenther@suse.de>
19106 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19107 (record_equivalences_from_stmt): Remove useless checks and
19109 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19110 the type is already suitable.
19112 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19114 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19116 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19118 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19119 (CMPtype): Define as __gcc_CMPtype.
19121 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19123 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19124 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19126 2009-04-17 Richard Guenther <rguenther@suse.de>
19128 PR tree-optimization/39746
19129 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19130 special-casing for builtins and static variable use/def.
19131 (call_may_clobber_ref_p_1): Likewise.
19133 2009-04-16 Ian Lance Taylor <iant@google.com>
19135 * df.h: Include "timevar.h".
19136 (struct df_problem): Change tv_id field to timevar_id_t.
19137 * tree-pass.h: Include "timevar.h".
19138 (struct opt_pass): Change tv_id field to timevar_id_t.
19139 * timevar.h (timevar_id_t): Define TV_NONE.
19140 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19141 TV_NONE rather than tv_id != 0.
19142 (execute_one_pass): Likewise.
19143 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19144 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19145 dependencies to $(TREE_PASS_H).
19146 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19148 (pass_branch_target_load_optimize2): Likewise.
19149 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19150 (pass_outof_cfg_layout_mode): Likewise.
19151 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19152 (pass_rebuild_cgraph_edges): Likewise.
19153 (pass_remove_cgraph_callee_edges): Likewise.
19154 * df-core.c (pass_df_initialize_opt): Likewise.
19155 (pass_df_initialize_no_opt): Likewise.
19156 (pass_df_finish): Likewise.
19157 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19158 * except.c (pass_set_nothrow_function_flags): Likewise.
19159 (pass_convert_to_eh_region_ranges): Likewise.
19160 * final.c (pass_compute_alignments): Likewise.
19161 * function.c (pass_instantiate_virtual_regs): Likewise.
19162 (pass_init_function): Likewise.
19163 (pass_leaf_regs): Likewise.
19164 (pass_match_asm_constraints): Likewise.
19165 * gimple-low.c (pass_lower_cf): Likewise.
19166 (pass_mark_used_blocks): Likewise.
19167 * init-regs.c (pass_initialize_regs): Likewise.
19168 * integrate.c (pass_initial_value_sets): Likewise.
19169 * ira.c (pass_ira): Likewise.
19170 * jump.c (pass_cleanup_barriers): Likewise.
19171 * omp-low.c (pass_expand_omp): Likewise.
19172 (pass_lower_omp): Likewise.
19173 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19174 * recog.c (pass_split_all_insns): Likewise.
19175 (pass_split_after_reload): Likewise.
19176 (pass_split_before_regstack): Likewise.
19177 (pass_split_before_sched2): Likewise.
19178 (pass_split_for_shorten_branches): Likewise.
19179 * reginfo.c (pass_reginfo_init): Likewise.
19180 (pass_subregs_of_mode_init): Likewise.
19181 (pass_subregs_of_mode_finish): Likewise.
19182 * passes.c (pass_postreload): Likewise.
19183 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19184 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19185 (pass_warn_function_return): Likewise.
19186 (pass_warn_function_noreturn): Likewise.
19187 * tree-complex.c (pass_lower_complex): Likewise.
19188 (pass_lower_complex_O0): Likewise.
19189 * tree-if-conv.c (pass_if_conversion): Likewise.
19190 * tree-into-ssa.c (pass_build_ssa): Likewise.
19191 * tree-mudflap.c (pass_mudflap_1): Likewise.
19192 (pass_mudflap_2): Likewise.
19193 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19194 (pass_mudflap_2): Likewise.
19195 * tree-nrv.c (pass_return_slot): Likewise.
19196 * tree-object-size.c (pass_object_sizes): Likewise.
19197 * tree-optimize.c (pass_all_optimizations): Likewise.
19198 (pass_early_local_passes): Likewise.
19199 (pass_all_early_optimizations): Likewise.
19200 (pass_cleanup_cfg): Likewise.
19201 (pass_cleanup_cfg_post_optimizing): Likewise.
19202 (pass_free_datastructures): Likewise.
19203 (pass_free_cfg_annotations): Likewise.
19204 (pass_fixup_cfg): Likewise.
19205 (pass_init_datastructures): Likewise.
19206 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19207 (pass_late_warn_uninitialized): Likewise.
19208 (pass_update_address_taken): Likewise.
19209 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19210 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19211 (pass_cse_sincos): Likewise.
19212 (pass_convert_to_rsqrt): Likewise.
19213 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19214 * tree-stdarg.c (pass_stdarg): Likewise.
19215 * tree-tailcall.c (pass_tail_recursion): Likewise.
19216 (pass_tail_calls): Likewise.
19217 * tree-vect-generic.c (pass_lower_vector): Likewise.
19218 (pass_lower_vector_ssa): Likewise.
19219 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19221 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19223 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19225 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19227 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19228 logical and signext.
19230 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19233 * config/sh/predicates.md (arith_operand): Check if the operand
19234 of TRUNCATE is a REG.
19236 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19238 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19239 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19241 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19243 * tree-iterator.c (tsi_split_statement_list_after,
19244 tsi_split_statement_list_before): Remove.
19245 * tree-iterator.h: Remove the prototypes for
19246 tsi_split_statement_list_after and tsi_split_statement_list_before.
19248 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19250 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19251 * tree-ssa-propagate.h: Remove the prototype for
19252 stmt_makes_single_load.
19254 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19256 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19257 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19259 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19261 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19263 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19265 * except.c (eh_region_outer_p): Remove.
19266 * except.h: Remove the prototype for eh_region_outer_p.
19268 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19270 * function.c (current_function_assembler_name): Remove.
19271 * function.h: Remove the prototype for
19272 current_function_assembler_name.
19274 2009-04-16 Ian Lance Taylor <iant@google.com>
19276 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19277 (add_reg_note): Call alloc_reg_note.
19278 * rtl.h (alloc_reg_note): Declare.
19279 * combine.c (try_combine): Use alloc_reg_note.
19280 (recog_for_combine, move_deaths): Likewise.
19281 (distribute_notes): Use alloc_reg_note and add_reg_note.
19282 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19283 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19284 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19286 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19288 PR rtl-optimization/39762
19289 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19290 ira_may_move_out_cost): Add comments about way of their usage.
19291 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19293 * ira-conflicts.c (process_regs_for_copy): Use function
19294 ira_get_register_move_cost instead of global
19295 ira_register_move_cost.
19297 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19298 color_pass, move_spill_restore, update_curr_costs): Ditto.
19300 * ira-lives.c (process_single_reg_class_operands): Ditto.
19302 * ira-emit.c (emit_move_list): Ditto.
19304 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19305 (record_reg_classes): Ditto. Use functions
19306 ira_get_register_move_cost and ira_get_may_move_cost instead of
19307 global vars ira_register_move_cost, ira_may_move_out_cost and
19308 ira_may_move_in_cost.
19309 (record_address_regs): Don't call ira_init_register_move_cost.
19310 Use function ira_get_may_move_cost instead of global
19311 ira_may_move_in_cost.
19312 (process_bb_node_for_hard_reg_moves): Use function
19313 ira_get_register_move_cost instead of global ira_register_move_cost.
19314 (ira_costs): Don't call ira_init_register_move_cost.
19316 2009-04-16 Richard Guenther <rguenther@suse.de>
19318 * tree-cfg.c (verify_gimple_assign_binary):
19319 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19320 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19321 (create_general_new_stmt): Note that this function is broken.
19323 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19325 * common.opt (fhelp): Add Var(help_flag).
19326 * gcc-plugin.h (plugin_info): Add help.
19327 * plugin.c (plugin_name_args): Add help.
19328 (register_plugin_info): Set plugin->help.
19329 (print_help_one_plugin): New.
19330 (print_plugins_help): New.
19331 * plugin.h (print_plugins_help): New.
19332 * toplev.c (toplev_main): Call print_plugins_help if needed.
19334 2009-04-16 Richard Guenther <rguenther@suse.de>
19336 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19337 (gimple_ior_addresses_taken_1): New function.
19338 (gimple_ior_addresses_taken): Likewise.
19339 * gimple.h (struct gimple_statement_with_ops_base): Remove
19340 addresses_taken member.
19341 (gimple_ior_addresses_taken): Declare.
19342 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19343 gimple_set_addresses_taken): Remove.
19344 * ipa-reference.c (mark_address): New function.
19345 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19346 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19347 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19348 (gimple_add_to_addresses_taken): Remove.
19349 (get_tmr_operands): Call mark_address_taken.
19350 (get_asm_expr_operands): Likewise.
19351 (get_expr_operands): Likewise.
19352 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19353 (free_stmt_operands): Do not free it.
19354 * tree-ssa.c (delete_tree_ssa): Likewise.
19355 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19357 2009-04-16 Richard Guenther <rguenther@suse.de>
19359 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19360 (walk_stmt_load_store_ops): Likewise.
19361 * gimple.c (get_base_loadstore): New function.
19362 (walk_stmt_load_store_addr_ops): Likewise.
19363 (walk_stmt_load_store_ops): Likewise.
19364 * ipa-pure-const.c (check_op): Simplify.
19365 (check_load, check_store): New functions.
19366 (check_stmt): Use walk_stmt_load_store_ops.
19367 * ipa-reference.c (mark_load): Adjust signature.
19368 (mark_store): Likewise.
19369 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19371 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19373 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19374 (plugin_info): New.
19375 * opts.c (common_handle_option): Don't call print_version.
19376 * plugin.c (plugin_name_args): Add version.
19377 (register_plugin_info): New.
19378 (register_callback): Handle PLUGIN_INFO.
19379 (try_init_one_plugin): New.
19380 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19382 (finalize_one_plugin): New.
19383 (finalize_plugins): New.
19384 (print_one_plugin): New.
19385 (print_plugins_versions): New.
19386 * plugin.h (print_plugins_versions): New.
19387 (finalize_plugins): New.
19388 * toplev.c (compile_file): Don't call initialize_plugins.
19389 (print_version): Call print_plugins_versions.
19390 (toplev_main): Call initialize_plugins. Print version if needed.
19391 Call finalize_plugins.
19393 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19395 * common.opt (fversion): New.
19396 * gcc.c (print_version): New.
19397 (process_command): Don't print the version. Just set print_version.
19398 (main): Print version. Call subprocesses if print_version and
19399 verbose_flag are set.
19400 * opts.c (common_handle_option): Handle OPT_fversion.
19402 2009-04-16 Richard Guenther <rguenther@suse.de>
19403 Ira Rosen <irar@il.ibm.com>
19405 PR tree-optimization/39698
19406 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19407 type of the reduction variable. Only generate the def if
19410 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19411 make sure to first convert to an integer of the same precision.
19412 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19413 the type of the evolution correctly in computing the new
19414 induction variable base.
19416 2009-04-16 Richard Guenther <rguenther@suse.de>
19418 PR middle-end/39625
19419 * tree-cfg.c (make_blocks): Split statements with to-be
19420 abnormal SSA names on the lhs.
19422 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19424 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19425 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19426 * c-typeck.c (really_start_incremental_init): Likewise.
19427 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19428 (TARGET_INITIALIZER): Remove it.
19429 * target.h (struct target): Remove vector_opaque_p.
19430 * tree.c (build_opaque_vector_type): New.
19431 * tree.h (TYPE_VECTOR_OPAQUE): New.
19432 (build_opaque_vector_type): Declare.
19433 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19434 * config/rs6000/rs6000.c (build_opaque_vector_type,
19435 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19436 (rs6000_init_builtins): Use build_opaque_vector_type for
19437 opaque_V4SI_type_node.
19439 2009-04-15 Catherine Moore <clm@codesourcery.com>
19441 * debug.h (set_name): Declare.
19442 * dwarf2out.c (dwarf2out_set_name): Declare.
19443 (dwarf2_debug_hooks): Add set_name.
19444 (find_AT_string): New.
19445 (add_AT_string): Call find_AT_string.
19446 (dwarf2out_set_name): New.
19447 * cp/decl.c (grokdeclarator): Call set_name.
19448 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19449 * debug.c (do_nothing_debug_hooks): Likewise.
19450 * dbxout.c (dbx_debug_hooks): Likewise.
19451 * sdbout.c (sdb_debug_hooks): Likewise.
19453 2009-04-15 Michael Eager <eager@eagercon.com>
19455 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19456 reg for single-precision FPU.
19457 * config/rs6000/rs6000.md (movsi_internal1): Only for
19458 !TARGET_SINGLE_FPU.
19459 (movsi_internal1_single): New. Add pattern to move SI values to/from
19460 single-precision FP regs.
19462 2009-04-15 Richard Guenther <rguenther@suse.de>
19464 * omp-low.c (lower_rec_input_clauses): Build correct address
19466 (expand_omp_for_generic): Fix multiplication type.
19467 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19468 (generate_memset_zero): Fix types.
19469 * tree-profile.c (prepare_instrumented_value): Correctly
19472 2009-04-15 Ian Lance Taylor <iant@google.com>
19474 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19475 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19476 for -Wall and for -Wc++-compat.
19477 (c_common_post_options): For C++, set warn_enum_compare if not
19479 * c-tree.h (struct c_expr): Add field original_type.
19480 (build_external_ref): Update declaration.
19481 * c-parser.c (c_parser_braced_init): Set original_type.
19482 (c_parser_initelt): Likewise.
19483 (c_parser_expr_no_commas): Likewise.
19484 (c_parser_conditional_expression): Likewise.
19485 (c_parser_cast_expression): Likewise.
19486 (c_parser_unary_expression): Likewise. Pull setting of
19487 original_code to top of function.
19488 (c_parser_sizeof_expression): Set original_type.
19489 (c_parser_alignof_expression): Likewise.
19490 (c_parser_postfix_expression): Likewise. Pull setting of
19491 original_code to top of function.
19492 (c_parser_postfix_expression_after_paren_type): Set original_type.
19493 (c_parser_postfix_expression_after_primary): Likewise.
19494 (c_parser_expression): Likewise.
19495 * c-typeck.c (build_external_ref): Add type parameter. Change all
19497 (c_expr_sizeof_expr): Set original_type field.
19498 (parser_build_unary_op): Likewise.
19499 (parser_build_binary_op): Likewise. Optionally warn about
19500 comparisons of enums of different types.
19501 (digest_init): Set original_type field.
19502 (really_start_incremental_init): Likewise.
19503 (push_init_level, pop_init_level): Likewise.
19504 * doc/invoke.texi (Warning Options): -Wenum-compare now
19507 2009-04-15 Richard Guenther <rguenther@suse.de>
19509 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19510 out a necessary conversion.
19511 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19512 names we didn't value number.
19513 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19515 2009-04-15 Richard Guenther <rguenther@suse.de>
19517 PR tree-optimization/39764
19518 * tree-ssa-ccp.c (get_value): Canonicalize value with
19519 canonicalize_float_value.
19521 2009-04-15 Jan Hubicka <jh@suse.cz>
19523 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19524 Wrong version of patch.
19526 2009-04-15 Jan Hubicka <jh@suse.cz>
19528 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19530 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19532 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19533 our distinct integral and vector types.
19535 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19537 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19538 * init.c (build_vtbl_address): Remove call to assemble_external.
19540 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19542 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19543 output for other floating point modes.
19545 2009-04-14 Diego Novillo <dnovillo@google.com>
19547 * diagnostic.c (diagnostic_report_diagnostic): Do not
19548 warn about loaded plugins for DK_ERROR and DK_WARNING.
19549 * c-decl.c (declspecs_add_type): Move call to
19550 invoke_plugin_callbacks ...
19551 * c-parser.c (c_parser_declspecs): ... here.
19552 * plugin.c (dump_active_plugins): Tidy output.
19554 2009-04-14 Diego Novillo <dnovillo@google.com>
19555 Le-Chun Wu <lcwu@google.com>
19557 * configure.ac: Add --enable-plugin support.
19558 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19559 * Makefile.in (PLUGIN_H): Define.
19560 Export ENABLE_PLUGIN and GMPINC to site.exp.
19561 Add PLUGINLIBS to link command.
19562 Add/modify dependencies for plugin.o and files including plugin.h.
19564 * config.in: Regenerate.
19566 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19569 2009-04-14 Le-Chun Wu <lcwu@google.com>
19571 * tree-pass.h (register_one_dump_file): Add a prototype for
19572 register_one_dump_file.
19573 * toplev.c (compile_file): Call initialize_plugins.
19574 (do_compile): Call invoke_plugin_callbacks.
19575 (toplev_main): Call invoke_plugin_callbacks.
19576 * common.opt: Add -fplugin= and -fplugin-arg-.
19577 * gcc-plugin.h: New public header file for plugins to include.
19578 * plugin.c: New source file.
19579 * plugin.h: New internal header file.
19580 * passes.c (register_one_dump_file): Make it external.
19582 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19584 2009-04-14 Diego Novillo <dnovillo@google.com>
19586 * doc/plugins.texi: New.
19587 * doc/gccint.texi: Add reference to Plugins chapter.
19588 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19589 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19590 loaded plugins, if any.
19591 * timevar.def (TV_PLUGIN_INIT): Define.
19592 (TV_PLUGIN_RUN): Define.
19593 * plugin.c: Include timevar.h
19594 (plugins_active_p): New.
19595 (dump_active_plugins): New.
19596 (debug_active_plugins): New.
19598 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19600 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19602 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19604 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19606 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19607 the same as a minus without a shift.
19609 2009-04-14 Nick Clifton <nickc@redhat.com>
19611 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19612 comparisons with small integers will always produce a short
19615 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19618 2008-12-19 Diego Novillo <dnovillo@google.com>
19620 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19622 2009-04-14 Richard Guenther <rguenther@suse.de>
19624 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19626 (verify_gimple_assign_binary): Likewise. Handle shifts and
19628 (verify_gimple_phi): Print the mismatched argument position.
19629 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19631 (vect_update_init_of_dr): Likewise.
19632 * matrix-reorg.c (transform_access_sites): Do what the
19634 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19636 2009-04-13 Michael Eager <eager@eagercon.com>
19638 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19639 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19640 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19641 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19642 remove duplicate config
19644 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19646 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19647 file_name:line_number type locator of the call site.
19649 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19651 * genautomata.c: Put blank after comma.
19652 (automaton_decls): New.
19653 (struct unit_usage): Add comments to member next.
19654 (store_alt_unit_usage): Keep the list ordered.
19655 (unit_present_on_list_p, equal_alternatives_p): New.
19656 (check_regexp_units_distribution): Check units distribution
19657 correctness correctly.
19658 (main): Don't write automata if error is found. Return correct
19661 * config/m68k/cf.md (cfv4_ds): Remove.
19662 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19663 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19665 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19666 power4-load-ext, power4-store, power4-store-update,
19667 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19668 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19669 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19670 power4-sqrt, power4-isync): Modify reservation to make correct
19671 unit distribution to automata.
19673 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19674 power5-store-update, power5-two, power5-three, power5-lmul,
19675 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19677 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19679 * except.c (pass_set_nothrow_function_flags): Set name and add
19681 (set_nothrow_function_flags): Mention in the dump file when
19682 changing a function to nothrow.
19684 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19687 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19688 instead of unsigned long.
19690 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19692 * config/arm/arm.c (return_used_this_function): Remove.
19693 (arm_output_function_prologue): Remove use of
19694 return_used_this_function.
19695 (output_return_instruction): Replace use of
19696 return_used_this_function
19697 by cfun->machine->return_used_this_function.
19698 (arm_output_epilogue): Likewise.
19699 (arm_output_function_epilogue): Likewise.
19700 (thumb_unexpanded_epilogue): Likewise.
19701 * config/arm/arm.h (struct machine_function):
19702 New member return_used_this_function.
19704 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19706 * doc/install.texi: Correct description of default directory for
19707 --with-gxx-include-dir.
19709 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19711 * fold-const.c (build_range_check): Properly deal with enumeral and
19712 boolean base types.
19714 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19716 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19717 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19718 * params.h (MAX_GCSE_PASSES): Remove.
19719 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19720 in sequence. Remove ability to run multiple passes.
19721 (bypass_jumps): Report run as third CPROP pass.
19723 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19725 PR middle-end/39651
19726 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19727 when deciding whether the whole SEQUENCE can throw.
19729 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19732 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19733 offseted label references.
19735 2009-04-11 Jan Hubicka <jh@suse.cz>
19737 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19739 2009-04-11 Richard Guenther <rguenther@suse.de>
19741 PR middle-end/39732
19742 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19743 return variables as TREE_ADDRESSABLE.
19745 2009-04-11 Richard Guenther <rguenther@suse.de>
19747 PR tree-optimization/39713
19748 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19749 reference trees have SSA_NAME operands.
19751 2009-04-11 Richard Guenther <rguenther@suse.de>
19754 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19755 address expressions.
19757 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19759 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19760 match changes in Cygwin 1.7
19761 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19762 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19764 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19766 PR tree-optimization/39701
19767 * doc/invoke.texi (Optimization Options): Document change in
19768 meaning and initialization of -fdelete-null-pointer-checks.
19770 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19772 PR middle-end/39701
19773 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19775 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19778 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19780 2009-04-10 Chao-ying Fu <fu@mips.com>
19782 * doc/tm.texi (Instruction Output): Document
19783 TARGET_ASM_FINAL_POSTSCAN_INSN.
19784 * target.h (final_postscan_insn): New field in asm_out.
19785 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19786 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19787 * final.c (final_scan_insn): Call
19788 targetm.asm_out.final_postscan_insn after outputting
19789 an asm macro and a normal instruction.
19791 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19792 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19793 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19794 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19795 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19797 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19799 PR middle-end/39701
19800 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19801 variables as non-NULL even with -fdelete-null-pointer-checks.
19803 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19805 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19807 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19810 * config/i386/i386.c (classify_argument): Handle SCmode with
19811 (bit_offset % 64) != 0.
19813 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19815 * doc/invoke.texi (Optimize Options): Add cross-reference to
19816 -Q --help=optimizers examples.
19818 2009-04-10 Ben Elliston <bje@au.ibm.com>
19821 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19822 regalign for the reg == fpr and TDmode case.
19824 2009-04-09 David Ayers <ayers@fsfe.org>
19827 * objc/objc-act.c (warn_with_method): Remove helper function.
19828 (check_duplicates): Call warning and inform directly.
19829 (really_start_method): Likewise.
19831 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19833 * expmed.c (expand_divmod): Always use a comparison for a division
19834 by a large unsigned integer.
19836 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19837 for things others than variables or functions as nonzero.
19839 2009-04-09 Nick Clifton <nickc@redhat.com>
19841 * unwind-compat.c: Change copyright header to refer to version
19842 3 of the GNU General Public License with version 3.1 of the
19843 GCC Runtime Library Exception and to point readers at the
19844 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19845 * config/alpha/crtfastmath.c: Likewise.
19846 * config/alpha/linux-unwind.h: Likewise.
19847 * config/alpha/qrnnd.asm: Likewise.
19848 * config/alpha/vms-crt0-64.c: Likewise.
19849 * config/alpha/vms-crt0.c: Likewise.
19850 * config/alpha/vms-dwarf2.asm: Likewise.
19851 * config/alpha/vms-dwarf2eh.asm: Likewise.
19852 * config/alpha/vms-psxcrt0-64.c: Likewise.
19853 * config/alpha/vms-psxcrt0.c: Likewise.
19854 * config/alpha/vms_tramp.asm: Likewise.
19855 * config/arc/initfini.c: Likewise.
19856 * config/arc/lib1funcs.asm: Likewise.
19857 * config/arm/bpabi-v6m.S: Likewise.
19858 * config/arm/bpabi.S: Likewise.
19859 * config/arm/bpabi.c: Likewise.
19860 * config/arm/crti.asm: Likewise.
19861 * config/arm/crtn.asm: Likewise.
19862 * config/arm/ieee754-df.S: Likewise.
19863 * config/arm/ieee754-sf.S: Likewise.
19864 * config/arm/lib1funcs.asm: Likewise.
19865 * config/arm/libunwind.S: Likewise.
19866 * config/arm/linux-atomic.c: Likewise.
19867 * config/arm/mmintrin.h: Likewise.
19868 * config/arm/pr-support.c: Likewise.
19869 * config/arm/unaligned-funcs.c: Likewise.
19870 * config/arm/unwind-arm.c: Likewise.
19871 * config/arm/unwind-arm.h: Likewise.
19872 * config/avr/libgcc.S: Likewise.
19873 * config/bfin/crti.s: Likewise.
19874 * config/bfin/crtlibid.s: Likewise.
19875 * config/bfin/crtn.s: Likewise.
19876 * config/bfin/lib1funcs.asm: Likewise.
19877 * config/bfin/linux-unwind.h: Likewise.
19878 * config/cris/arit.c: Likewise.
19879 * config/cris/cris_abi_symbol.c: Likewise.
19880 * config/darwin-64.c: Likewise.
19881 * config/darwin-crt2.c: Likewise.
19882 * config/darwin-crt3.c: Likewise.
19883 * config/darwin.h: Likewise.
19884 * config/dbxelf.h: Likewise.
19885 * config/dfp-bit.c: Likewise.
19886 * config/dfp-bit.h: Likewise.
19887 * config/elfos.h: Likewise.
19888 * config/fixed-bit.c: Likewise.
19889 * config/fixed-bit.h: Likewise.
19890 * config/fp-bit.c: Likewise.
19891 * config/fp-bit.h: Likewise.
19892 * config/fr30/crti.asm: Likewise.
19893 * config/fr30/crtn.asm: Likewise.
19894 * config/fr30/lib1funcs.asm: Likewise.
19895 * config/freebsd-spec.h: Likewise.
19896 * config/frv/cmovd.c: Likewise.
19897 * config/frv/cmovh.c: Likewise.
19898 * config/frv/cmovw.c: Likewise.
19899 * config/frv/frvbegin.c: Likewise.
19900 * config/frv/frvend.c: Likewise.
19901 * config/frv/lib1funcs.asm: Likewise.
19902 * config/glibc-stdint.h: Likewise.
19903 * config/h8300/clzhi2.c: Likewise.
19904 * config/h8300/crti.asm: Likewise.
19905 * config/h8300/crtn.asm: Likewise.
19906 * config/h8300/ctzhi2.c: Likewise.
19907 * config/h8300/fixunssfsi.c: Likewise.
19908 * config/h8300/lib1funcs.asm: Likewise.
19909 * config/h8300/parityhi2.c: Likewise.
19910 * config/h8300/popcounthi2.c: Likewise.
19911 * config/i386/ammintrin.h: Likewise.
19912 * config/i386/att.h: Likewise.
19913 * config/i386/avxintrin.h: Likewise.
19914 * config/i386/biarch64.h: Likewise.
19915 * config/i386/bmmintrin.h: Likewise.
19916 * config/i386/cpuid.h: Likewise.
19917 * config/i386/cross-stdarg.h: Likewise.
19918 * config/i386/crtfastmath.c: Likewise.
19919 * config/i386/crtprec.c: Likewise.
19920 * config/i386/cygming-crtbegin.c: Likewise.
19921 * config/i386/cygming-crtend.c: Likewise.
19922 * config/i386/cygwin.asm: Likewise.
19923 * config/i386/emmintrin.h: Likewise.
19924 * config/i386/gmm_malloc.h: Likewise.
19925 * config/i386/gthr-win32.c: Likewise.
19926 * config/i386/i386.h: Likewise.
19927 * config/i386/immintrin.h: Likewise.
19928 * config/i386/linux-unwind.h: Likewise.
19929 * config/i386/linux64.h: Likewise.
19930 * config/i386/mm3dnow.h: Likewise.
19931 * config/i386/mmintrin-common.h: Likewise.
19932 * config/i386/mmintrin.h: Likewise.
19933 * config/i386/nmmintrin.h: Likewise.
19934 * config/i386/pmm_malloc.h: Likewise.
19935 * config/i386/pmmintrin.h: Likewise.
19936 * config/i386/smmintrin.h: Likewise.
19937 * config/i386/sol2-c1.asm: Likewise.
19938 * config/i386/sol2-ci.asm: Likewise.
19939 * config/i386/sol2-cn.asm: Likewise.
19940 * config/i386/sol2-gc1.asm: Likewise.
19941 * config/i386/tmmintrin.h: Likewise.
19942 * config/i386/unix.h: Likewise.
19943 * config/i386/w32-unwind.h: Likewise.
19944 * config/i386/wmmintrin.h: Likewise.
19945 * config/i386/x86-64.h: Likewise.
19946 * config/i386/x86intrin.h: Likewise.
19947 * config/i386/xmmintrin.h: Likewise.
19948 * config/ia64/crtbegin.asm: Likewise.
19949 * config/ia64/crtend.asm: Likewise.
19950 * config/ia64/crtfastmath.c: Likewise.
19951 * config/ia64/crti.asm: Likewise.
19952 * config/ia64/crtn.asm: Likewise.
19953 * config/ia64/fde-glibc.c: Likewise.
19954 * config/ia64/lib1funcs.asm: Likewise.
19955 * config/ia64/linux-unwind.h: Likewise.
19956 * config/ia64/quadlib.c: Likewise.
19957 * config/ia64/unwind-ia64.c: Likewise.
19958 * config/linux.h: Likewise.
19959 * config/m32c/m32c-lib1.S: Likewise.
19960 * config/m32c/m32c-lib2-trapv.c: Likewise.
19961 * config/m32c/m32c-lib2.c: Likewise.
19962 * config/m32r/initfini.c: Likewise.
19963 * config/m68hc11/larith.asm: Likewise.
19964 * config/m68hc11/m68hc11-crt0.S: Likewise.
19965 * config/m68k/cf.md: Likewise.
19966 * config/m68k/crti.s: Likewise.
19967 * config/m68k/crtn.s: Likewise.
19968 * config/m68k/lb1sf68.asm: Likewise.
19969 * config/m68k/linux-unwind.h: Likewise.
19970 * config/mcore/crti.asm: Likewise.
19971 * config/mcore/crtn.asm: Likewise.
19972 * config/mcore/lib1.asm: Likewise.
19973 * config/mips/linux-unwind.h: Likewise.
19974 * config/mips/loongson.h: Likewise.
19975 * config/mips/mips16.S: Likewise.
19976 * config/mmix/crti.asm: Likewise.
19977 * config/mmix/crtn.asm: Likewise.
19978 * config/pa/fptr.c: Likewise.
19979 * config/pa/hpux-unwind.h: Likewise.
19980 * config/pa/lib2funcs.asm: Likewise.
19981 * config/pa/linux-atomic.c: Likewise.
19982 * config/pa/linux-unwind.h: Likewise.
19983 * config/pa/milli64.S: Likewise.
19984 * config/pa/quadlib.c: Likewise.
19985 * config/pa/stublib.c: Likewise.
19986 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19987 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19988 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19989 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19990 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19991 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19992 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19993 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19994 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19995 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19996 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19997 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19998 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19999 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20000 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20001 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20002 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20003 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20004 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20005 * config/rs6000/750cl.h: Likewise.
20006 * config/rs6000/altivec.h: Likewise.
20007 * config/rs6000/biarch64.h: Likewise.
20008 * config/rs6000/crtresfpr.asm: Likewise.
20009 * config/rs6000/crtresgpr.asm: Likewise.
20010 * config/rs6000/crtresxfpr.asm: Likewise.
20011 * config/rs6000/crtresxgpr.asm: Likewise.
20012 * config/rs6000/crtsavfpr.asm: Likewise.
20013 * config/rs6000/crtsavgpr.asm: Likewise.
20014 * config/rs6000/darwin-asm.h: Likewise.
20015 * config/rs6000/darwin-fallback.c: Likewise.
20016 * config/rs6000/darwin-fpsave.asm: Likewise.
20017 * config/rs6000/darwin-ldouble.c: Likewise.
20018 * config/rs6000/darwin-tramp.asm: Likewise.
20019 * config/rs6000/darwin-unwind.h: Likewise.
20020 * config/rs6000/darwin-vecsave.asm: Likewise.
20021 * config/rs6000/darwin-world.asm: Likewise.
20022 * config/rs6000/e500crtres32gpr.asm: Likewise.
20023 * config/rs6000/e500crtres64gpr.asm: Likewise.
20024 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20025 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20026 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20027 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20028 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20029 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20030 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20031 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20032 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20033 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20034 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20035 * config/rs6000/eabi-ci.asm: Likewise.
20036 * config/rs6000/eabi-cn.asm: Likewise.
20037 * config/rs6000/eabi.asm: Likewise.
20038 * config/rs6000/linux-unwind.h: Likewise.
20039 * config/rs6000/linux64.h: Likewise.
20040 * config/rs6000/paired.h: Likewise.
20041 * config/rs6000/paired.md: Likewise.
20042 * config/rs6000/ppc64-fp.c: Likewise.
20043 * config/rs6000/ppu_intrinsics.h: Likewise.
20044 * config/rs6000/rs6000.h: Likewise.
20045 * config/rs6000/si2vmx.h: Likewise.
20046 * config/rs6000/sol-ci.asm: Likewise.
20047 * config/rs6000/sol-cn.asm: Likewise.
20048 * config/rs6000/spe.h: Likewise.
20049 * config/rs6000/spu2vmx.h: Likewise.
20050 * config/rs6000/sysv4.h: Likewise.
20051 * config/rs6000/tramp.asm: Likewise.
20052 * config/rs6000/vec_types.h: Likewise.
20053 * config/s390/linux-unwind.h: Likewise.
20054 * config/s390/tpf-unwind.h: Likewise.
20055 * config/score/crti.asm: Likewise.
20056 * config/score/crtn.asm: Likewise.
20057 * config/sh/crt1.asm: Likewise.
20058 * config/sh/crti.asm: Likewise.
20059 * config/sh/crtn.asm: Likewise.
20060 * config/sh/divtab-sh4-300.c: Likewise.
20061 * config/sh/divtab-sh4.c: Likewise.
20062 * config/sh/divtab.c: Likewise.
20063 * config/sh/lib1funcs-4-300.asm: Likewise.
20064 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20065 * config/sh/lib1funcs.asm: Likewise.
20066 * config/sh/lib1funcs.h: Likewise.
20067 * config/sh/linux-atomic.asm: Likewise.
20068 * config/sh/linux-unwind.h: Likewise.
20069 * config/sh/shmedia.h: Likewise.
20070 * config/sh/sshmedia.h: Likewise.
20071 * config/sh/ushmedia.h: Likewise.
20072 * config/sparc/crtfastmath.c: Likewise.
20073 * config/sparc/linux-unwind.h: Likewise.
20074 * config/sparc/sol2-c1.asm: Likewise.
20075 * config/sparc/sol2-ci.asm: Likewise.
20076 * config/sparc/sol2-cn.asm: Likewise.
20077 * config/spu/divmodti4.c: Likewise.
20078 * config/spu/divv2df3.c: Likewise.
20079 * config/spu/float_disf.c: Likewise.
20080 * config/spu/float_unsdidf.c: Likewise.
20081 * config/spu/float_unsdisf.c: Likewise.
20082 * config/spu/float_unssidf.c: Likewise.
20083 * config/spu/mfc_multi_tag_release.c: Likewise.
20084 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20085 * config/spu/mfc_tag_release.c: Likewise.
20086 * config/spu/mfc_tag_reserve.c: Likewise.
20087 * config/spu/mfc_tag_table.c: Likewise.
20088 * config/spu/multi3.c: Likewise.
20089 * config/spu/spu_internals.h: Likewise.
20090 * config/spu/spu_intrinsics.h: Likewise.
20091 * config/spu/spu_mfcio.h: Likewise.
20092 * config/spu/vec_types.h: Likewise.
20093 * config/spu/vmx2spu.h: Likewise.
20094 * config/stormy16/stormy16-lib2.c: Likewise.
20095 * config/svr4.h: Likewise.
20096 * config/sync.c: Likewise.
20097 * config/v850/lib1funcs.asm: Likewise.
20098 * config/vxlib-tls.c: Likewise.
20099 * config/vxlib.c: Likewise.
20100 * config/vxworks-dummy.h: Likewise.
20101 * config/xtensa/crti.asm: Likewise.
20102 * config/xtensa/crtn.asm: Likewise.
20103 * config/xtensa/ieee754-df.S: Likewise.
20104 * config/xtensa/ieee754-sf.S: Likewise.
20105 * config/xtensa/lib1funcs.asm: Likewise.
20106 * config/xtensa/lib2funcs.S: Likewise.
20107 * config/xtensa/linux-unwind.h: Likewise.
20108 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20109 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20110 * coretypes.h: Likewise.
20111 * crtstuff.c: Likewise.
20112 * defaults.h: Likewise.
20113 * dwarf2.h: Likewise.
20114 * emutls.c: Likewise.
20115 * gbl-ctors.h: Likewise.
20116 * gcov-io.h: Likewise.
20117 * ginclude/float.h: Likewise.
20118 * ginclude/iso646.h: Likewise.
20119 * ginclude/stdarg.h: Likewise.
20120 * ginclude/stdbool.h: Likewise.
20121 * ginclude/stddef.h: Likewise.
20122 * ginclude/stdfix.h: Likewise.
20123 * ginclude/stdint-gcc.h: Likewise.
20124 * ginclude/tgmath.h: Likewise.
20125 * gthr-aix.h: Likewise.
20126 * gthr-dce.h: Likewise.
20127 * gthr-gnat.c: Likewise.
20128 * gthr-gnat.h: Likewise.
20129 * gthr-lynx.h: Likewise.
20130 * gthr-mipssde.h: Likewise.
20131 * gthr-nks.h: Likewise.
20132 * gthr-posix.c: Likewise.
20133 * gthr-posix.h: Likewise.
20134 * gthr-posix95.h: Likewise.
20135 * gthr-rtems.h: Likewise.
20136 * gthr-single.h: Likewise.
20137 * gthr-solaris.h: Likewise.
20138 * gthr-tpf.h: Likewise.
20139 * gthr-vxworks.h: Likewise.
20140 * gthr-win32.h: Likewise.
20141 * gthr.h: Likewise.
20142 * libgcc2.c: Likewise.
20143 * libgcc2.h: Likewise.
20144 * libgcov.c: Likewise.
20145 * tsystem.h: Likewise.
20146 * typeclass.h: Likewise.
20147 * unwind-c.c: Likewise.
20148 * unwind-compat.h: Likewise.
20149 * unwind-dw2-fde-compat.c: Likewise.
20150 * unwind-dw2-fde-darwin.c: Likewise.
20151 * unwind-dw2-fde-glibc.c: Likewise.
20152 * unwind-dw2-fde.c: Likewise.
20153 * unwind-dw2-fde.h: Likewise.
20154 * unwind-dw2.c: Likewise.
20155 * unwind-dw2.h: Likewise.
20156 * unwind-generic.h: Likewise.
20157 * unwind-pe.h: Likewise.
20158 * unwind-sjlj.c: Likewise.
20159 * unwind.inc: Likewise.
20160 * config/arm/neon-gen.ml: Change generated copyright header to
20161 refer to version 3 of the GNU General Public License with
20162 version 3.1 of the GCC Runtime Library Exception and to point
20163 readers at the COPYING3 and COPYING3.RUNTIME files and the
20164 FSF's license web page.
20165 * config/arm/arm_neon.h: Regenerate.
20167 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20169 * config/cris/cris.md: Change copyright header to refer to version
20170 3 of the GNU General Public License.
20171 * doc/install.texi2html: Change copyright header to refer to version
20172 3 of the GNU General Public License and to point readers at the
20173 COPYING3 file and the FSF's license web page.
20174 * config/vax/linux.h: Likewise.
20176 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20178 * config/i386/i386.md (cmpcc): New.
20179 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20180 (sync_compare_and_swap_cc*): Delete.
20182 * config/s390/s390.c (s390_compare_emitted): Remove.
20183 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20184 s390_compare_emitted used to be handled. Assert that modes match.
20185 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20186 refer to sync_compare_and_swap_ccsi.
20187 * config/s390/s390.h (s390_compare_emitted): Remove.
20188 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20189 instead of s390_compare_emitted.
20190 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20191 instead of s390_compare_emitted.
20192 * config/s390/s390.md (cmpcc): New.
20193 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20194 CC_REGNUM, do not pretend it's set.
20195 (sync_compare_and_swap_cc*): Delete.
20196 * config/s390/predicates.md (cc_reg_operand): New.
20198 * expr.c (sync_compare_and_swap_cc): Delete.
20199 * optabs.h (sync_compare_and_swap_cc): Delete.
20200 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20201 is being used with can_compare_p.
20202 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20203 (find_cc_set): New.
20204 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20205 look for a MODE_CC set instead. Use emit_store_flag.
20206 (expand_compare_and_swap_loop): Likewise, with some additional
20207 complication to avoid a force_reg when useless. Use
20208 emit_cmp_and_jump_insns.
20209 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20210 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20211 sync_compare_and_swap documentation.
20213 2009-04-09 Jan Hubicka <jh@suse.cz>
20215 * except.c (find_prev_try): Break out from ....
20216 (duplicate_eh_regions): ... here; properly update prev_try pointers
20217 when duplication part of tree.
20218 (dump_eh_tree): Improve dumping.
20219 (verify_eh_region): New.
20220 (verify_eh_tree): Use it.
20222 2009-04-06 Richard Guenther <rguenther@suse.de>
20224 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20225 &ARRAY addresses by adjusting their types and prepending
20227 * tree-cfg.c (verify_gimple_assign_single): Verify that
20228 addresses are correct.
20230 2009-04-09 Richard Guenther <rguenther@suse.de>
20232 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20233 indices into an array reference if possible.
20234 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20235 Fold POINTER_PLUS_EXPR statements with invariant address.
20237 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20240 * config.gcc (powerpc64-*-linux*): Always build biarch.
20242 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20245 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20246 it and pedwarn if this results in an INTEGER_CST.
20248 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20250 * doc/install.texi: Update minimum GMP version. Remove obsolete
20251 text in MPFR section.
20253 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20255 * dwarf2out.c (class_scope_p): New static inline.
20256 (class_or_namespace_scope_p): Use it.
20257 (gen_variable_die): Use DW_TAG_member tag for static data member
20258 declarations instead of DW_TAG_variable.
20260 PR middle-end/39573
20261 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20264 2009-04-08 Richard Guenther <rguenther@suse.de>
20266 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20267 valueize random data.
20269 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20271 * config.gcc (aix tm_file): Add aix-stdint.h.
20272 (aix tm clause use_gcc_stdint): Set to wrap.
20273 * config/rs6000/aix-stdint.h: New file.
20275 2009-04-08 Richard Guenther <rguenther@suse.de>
20277 PR middle-end/36291
20278 * tree-dfa.c (add_referenced_var): Do not recurse into
20279 global initializers.
20280 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20282 (fold_const_aggregate_ref): Likewise.
20284 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20286 * recog.c (ordered_comparison_operator): New.
20287 * gensupport.c (std_preds): Add it.
20288 * doc/md.texi (Machine-Independent Predicates): Document it.
20290 2009-04-08 Jan Hubicka <jh@suse.cz>
20292 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20293 * function.h (rtl_eh): Remove exception_handler_label_map.
20294 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20295 remove_exception_handler_label, for_each_eh_label_1): Remove.
20296 (rtl_remove_unreachable_regions): Remove.
20297 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20298 (find_exception_handler_labels): Don't build the hashtable.
20299 (maybe_remove_eh_handler): Remove.
20300 (for_each_eh_label): Rewrite to walk the tree.
20301 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20302 * except.h (maybe_remove_eh_handler): Remove.
20303 * passes.c (init_optimization_passes): Schedule second EH cleanup
20305 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20306 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20308 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20310 * genoutput.c (validate_optab_operands): New.
20311 (gen_insn, gen_expand): Call it.
20313 * genflags.c (gen_insn): Detect misused iterators.
20314 (main): Pass line_no to gen_insn, exit with status 1 on error.
20316 * genextract.c (line_no): Make global.
20317 (VEC_safe_set_locstr): Change assertion to error message.
20318 (main): Exit with status 1 on error.
20320 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20324 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20325 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20326 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20327 * c-convert.c (convert): Do not call fold on results of conversion
20328 functions when the result is a C_MAYBE_CONST_EXPR.
20329 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20330 of __builtin_choose_expr.
20331 * c-typeck.c (remove_c_maybe_const_expr): New.
20332 (build_unary_op, build_conditional_expr, build_compound_expr,
20333 build_binary_op, c_objc_common_truthvalue_conversion): Call
20334 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20337 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20339 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20340 CODE to produce a new one. Add a prototype to use fold_convert_const
20342 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20345 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20346 mix declarations and code.
20348 2009-04-08 Ben Elliston <bje@au.ibm.com>
20350 * gcc.c: Replace `CC' with `GCC' throughout.
20352 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20354 * doc/invoke.texi: Document Atom support.
20356 2009-04-07 Jason Merrill <jason@redhat.com>
20359 * c-common.h, c-common.c: Add flag_pretty_templates.
20360 * c-opts.c (c_common_handle_option): Set it.
20361 * c.opt: Add -fno-pretty-templates.
20362 * doc/invoke.texi (C++ Dialect Options): Likewise.
20364 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20366 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20367 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20368 (ia64_expand_builtin): Likewise.
20370 2009-04-07 Martin Jambor <mjambor@suse.cz>
20372 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20373 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20374 ADDR_EXPRS are include too.
20376 2009-04-07 Richard Guenther <rguenther@suse.de>
20378 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20379 decls are only used if passes as parameters or if they are
20380 local statics and the call is not to a builtin.
20381 (call_may_clobber_ref_p_1): Likewise.
20383 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20385 * expr.c (do_store_flag): Remove last argument. Simplify code
20386 to avoid duplication of tests already done by can_compare_p.
20387 (expand_expr_real_1): Adjust caller.
20389 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20391 * optabs.c (can_compare_p): Test the predicate of a
20392 cbranch and cstore pattern.
20394 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20396 * expr.c (convert_move): Use emit_store_flag instead of
20399 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20401 * config/i386/i386.c (ix86_compare_emitted): Remove.
20402 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20403 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20404 * config/i386/i386.h (ix86_compare_emitted): Remove.
20405 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20406 instead of ix86_compare_emitted.
20407 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20409 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20411 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20412 Add t-sysroot-suffix to tmake_file.
20413 * config/print-sysroot-suffix.sh: New file.
20414 * config/t-sysroot-suffix: New file.
20416 2009-04-07 Ben Elliston <bje@au.ibm.com>
20418 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20419 as the latter produces a warning when the target does not support
20422 2009-04-07 Ben Elliston <bje@au.ibm.com>
20424 * dfp.c: Replace type punning assignments with memcpy throughout.
20425 * Makefile.in (dfp.o-warn): Remove.
20427 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20430 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20431 Include soft-fp/t-softfp after rs6000/t-linux64.
20433 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20435 * stor-layout.c (set_sizetype): Use the full precision of their
20436 machine mode for bitsize types.
20438 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20440 * config/i386/i386.md: Revert 2 accidental checkins.
20442 2009-04-06 Joey Ye <joey.ye@intel.com>
20443 Xuepeng Guo <xuepeng.guo@intel.com>
20444 H.J. Lu <hongjiu.lu@intel.com>
20446 Atom pipeline model, tuning and insn selection.
20447 * config.gcc (atom): Add atom config options and target.
20449 * config/i386/atom.md: New.
20451 * config/i386/i386.c (atom_cost): New cost.
20452 (m_ATOM): New macro flag.
20453 (initial_ix86_tune_features): Set m_ATOM.
20454 (x86_accumulate_outgoing_args): Likewise.
20455 (x86_arch_always_fancy_math_387): Likewise.
20456 (processor_target): Add Atom cost.
20457 (cpu_names): Add Atom cpu name.
20458 (override_options): Set Atom ISA.
20459 (ix86_issue_rate): New case PROCESSOR_ATOM.
20460 (ix86_adjust_cost): Likewise.
20462 * config/i386/i386.h (TARGET_ATOM): New target macro.
20463 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20464 (TARGET_OPT_AGU): New target option.
20465 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20466 (processor_type): Add PROCESSOR_ATOM.
20468 * config/i386/i386.md (cpu): Add new value "atom".
20469 (use_carry, movu): New attr.
20470 (atom.md): Include atom.md.
20471 (adddi3_carry_rex64): Set attr "use_carry".
20472 (addqi3_carry): Likewise.
20473 (addhi3_carry): Likewise.
20474 (addsi3_carry): Likewise.
20475 (*addsi3_carry_zext): Likewise.
20476 (subdi3_carry_rex64): Likewise.
20477 (subqi3_carry): Likewise.
20478 (subhi3_carry): Likewise.
20479 (subsi3_carry): Likewise.
20480 (x86_movdicc_0_m1_rex64): Likewise.
20481 (*x86_movdicc_0_m1_se): Likewise.
20482 (x86_movsicc_0_m1): Likewise.
20483 (*x86_movsicc_0_m1_se): Likewise.
20484 (*adddi_1_rex64): Emit add insn as much as possible.
20485 (*addsi_1): Likewise.
20486 (return_internal): Set atom_unit.
20487 (return_internal_long): Likewise.
20488 (return_pop_internal): Likewise.
20489 (*rcpsf2_sse): Set atom_sse_attr attr.
20490 (*qrt<mode>2_sse): Likewise.
20491 (*prefetch_sse): Likewise.
20493 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20495 (ix86_target_macros_internal): Likewise.
20497 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20498 (*prefetch_sse_rex): Likewise.
20499 (sse_rcpv4sf2): Likewise.
20500 (sse_vmrcpv4sf2): Likewise.
20501 (sse_sqrtv4sf2): Likewise.
20502 (<sse>_vmsqrt<mode>2): Likewise.
20503 (sse_ldmxcsr): Likewise.
20504 (sse_stmxcsr): Likewise.
20505 (*sse_sfence): Likewise.
20506 (sse2_clflush): Likewise.
20507 (*sse2_mfence): Likewise.
20508 (*sse2_lfence): Likewise.
20509 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20510 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20511 (avx_movdqu<avxmodesuffix>): Likewise.
20512 (avx_lddqu<avxmodesuffix>): Likewise.
20513 (sse2_movntv2di): Change attr "type" to "ssemov".
20514 (sse2_movntsi): Likewise.
20515 (rsqrtv8sf2): Change attr "type" to "sseadd".
20516 (sse3_addsubv2df3): Set attr "atom_unit".
20517 (sse3_h<plusminus_insn>v4sf3): Likewise.
20518 (*sse2_pmaddwd): Likewise.
20519 (*vec_extractv2di_1_rex64): Likewise.
20520 (*vec_extractv2di_1_avx): Likewise.
20521 (sse2_psadbw): Likewise.
20522 (ssse3_phaddwv8hi3): Likewise.
20523 (ssse3_phaddwv4hi3): Likewise.
20524 (ssse3_phadddv4si3): Likewise.
20525 (ssse3_phadddv2si3): Likewise.
20526 (ssse3_phaddswv8hi3): Likewise.
20527 (ssse3_phaddswv4hi3): Likewise.
20528 (ssse3_phsubwv8hi3): Likewise.
20529 (ssse3_phsubwv4hi3): Likewise.
20530 (ssse3_phsubdv4si3): Likewise.
20531 (ssse3_phsubdv2si3): Likewise.
20532 (ssse3_phsubswv8hi3): Likewise.
20533 (ssse3_phsubswv4hi3): Likewise.
20534 (ssse3_pmaddubsw128): Likewise.
20535 (sse3_pmaddubsw: Likewise.
20536 (ssse3_palignrti): Likewise.
20537 (ssse3_palignrdi): Likewise.
20539 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20541 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20543 2009-04-06 Richard Guenther <rguenther@suse.de>
20545 PR tree-optimization/28868
20546 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20547 of which PHI results we inserted.
20548 (insert_into_preds_of_block): Record inserted PHIs.
20549 (eliminate): Eliminate redundant PHI nodes.
20550 (init_pre): Init inserted_phi_names.
20552 2009-04-06 Richard Guenther <rguenther@suse.de>
20554 PR tree-optimization/39643
20555 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20556 IMAGPART_EXPRs of complex constants.
20557 (execute_fold_all_builtins): If we folded a call queue
20558 TODO_update_address_taken.
20560 2009-04-06 Jan Hubicka <jh@suse.cz>
20562 PR middle-end/39659
20563 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20566 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20568 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20570 (ic_invalidate_array): Likewise.
20572 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20574 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20575 alignment for library calls.
20577 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20579 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20580 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20581 * config/i386/mingw-stdint.h: New file.
20583 2009-04-05 Richard Guenther <rguenther@suse.de>
20585 PR tree-optimization/39648
20586 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20587 our &A vs. &A[0] IL deficiencies.
20589 2009-04-04 Jan Hubicka <jh@suse.cz>
20591 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20592 removed toplevel regions.
20593 (sjlj_mark_call_sites): Likewise.
20595 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20597 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20598 (cygwin tm clause use_gcc_stdint): Set to wrap.
20599 * config/i386/cygwin-stdint.h: New file.
20601 2009-04-04 Richard Guenther <rguenther@suse.de>
20603 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20604 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20605 single-argument PHIs if we are in loop-closed SSA form.
20606 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20607 for the pre-condition.
20608 (slpeel_tree_peel_loop_to_edge): Likewise.
20609 (vect_build_loop_niters): Take an optional sequence to append stmts.
20610 (vect_generate_tmps_on_preheader): Likewise.
20611 (vect_do_peeling_for_loop_bound): Take extra guards for the
20613 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20614 the cost model check.
20615 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20616 guards if we are going to peel. Do not apply versioning in that case.
20617 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20618 (vect_do_peeling_for_loop_bound): Likewise.
20619 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20620 loop bound only record extra pre-conditions, do not apply loop
20623 2009-04-04 Richard Guenther <rguenther@suse.de>
20625 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20628 2009-04-04 Jan Hubicka <jh@suse.cz>
20630 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20631 last_basic_block for size of bb->index indexed array.
20632 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20633 compute_out, link_btr_uses, build_btr_def_use_webs,
20634 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20636 2009-04-04 Jan Hubicka <jh@suse.cz>
20638 * except.c (remove_eh_handler_and_replace): Break out from ...
20639 (remove_eh_handler): ... here.
20640 (bring_to_root): New function.
20641 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20642 handled ones, bring others to root of tree.
20644 2009-04-04 Jan Hubicka <jh@suse.cz>
20646 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20647 (all_phis_safe_to_merge): New function.
20648 (update_info): New structure.
20649 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20650 (cleanup_empty_eh): Update SSA if possible.
20652 2009-04-04 Richard Guenther <rguenther@suse.de>
20654 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20655 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20656 (append_vuse): Likewise.
20658 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20660 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20661 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20662 instead of REG_UNSAVED for DW_CFA_undefined.
20663 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20664 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20667 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20670 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20671 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20672 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20674 2009-04-04 Richard Guenther <rguenther@suse.de>
20676 PR tree-optimization/8781
20677 PR tree-optimization/37892
20678 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20679 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20680 (valueize_refs): Call it for *& valueizations.
20681 (shared_reference_ops_from_ref): Rename to ...
20682 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20683 (shared_reference_ops_from_call): Rename to ...
20684 (valueize_shared_reference_ops_from_call): ... this and valueize.
20685 (vn_reference_lookup): Update.
20686 (visit_reference_op_call): Likewise.
20687 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20688 (eliminate): Value-replace the call address in call statements.
20690 2009-04-04 Richard Guenther <rguenther@suse.de>
20692 PR tree-optimization/39636
20693 * tree-ssa-forwprop.c
20694 (forward_propagate_addr_into_variable_array_index): Check for
20695 GIMPLE_ASSIGN before accessing the rhs code.
20697 2009-04-03 Jason Merrill <jason@redhat.com>
20699 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20701 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20703 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20704 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20705 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20706 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20707 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20708 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20709 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20710 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20711 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20712 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20713 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20714 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20715 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20716 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20717 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20718 Use fr_reg_or_fp01_operand instead of fr_register_operand
20720 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20721 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20722 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20724 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20726 PR rtl-optimization/39607
20727 PR rtl-optimization/39631
20731 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20732 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20733 instead of DF_LR_OUT.
20734 * ira-lives.c (process_bb_node_lives): Ditto.
20735 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20736 instead of DF_LR_{OUT,IN}.
20737 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20738 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20740 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20742 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20743 (execute_lower_omp): Always run but take the short way out if -fopenmp
20745 (gate_lower_omp): Remove, forcing the pass manager to always run the
20746 pass and always set PROP_gimple_lomp.
20747 (pass_lower_omp): Remove gate function.
20748 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20749 PROP_trees. Instead, require it.
20750 * ipa-cp.c (pass_ipa_cp): Likewise.
20751 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20752 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20753 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20754 and PROP_gimple_leh.
20756 2009-04-03 Richard Guenther <rguenther@suse.de>
20758 PR middle-end/13146
20759 PR tree-optimization/23940
20760 PR tree-optimization/33237
20761 PR middle-end/33974
20762 PR middle-end/34093
20763 PR tree-optimization/36201
20764 PR tree-optimization/36230
20765 PR tree-optimization/38049
20766 PR tree-optimization/38207
20767 PR tree-optimization/38230
20768 PR tree-optimization/38301
20769 PR tree-optimization/38585
20770 PR middle-end/38895
20771 PR tree-optimization/38985
20772 PR tree-optimization/39299
20773 * tree-ssa-structalias.h: Remove.
20774 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20775 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20776 (struct vuse_element_d): Remove.
20777 (struct vuse_vec_d): Likewise.
20778 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20779 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20780 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20781 VUSE_ELEMENT_VAR): Likewise.
20782 (struct voptype_d): Likewise.
20783 (NUM_VOP_FREE_BUCKETS): Likewise.
20784 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20785 (struct stmt_operands_d): Remove.
20786 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20787 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20788 VDEF_NUM, VDEF_VECT): Likewise.
20789 (copy_virtual_operands): Remove.
20790 (operand_build_cmp): Likewise.
20791 (create_ssa_artificial_load_stmt): Likewise.
20792 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20793 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20794 vuse_index and mayuse_index members. Pack and move done and iter_type
20795 members to the front.
20796 (SSA_OP_VMAYUSE): Remove.
20797 (SSA_OP_VIRTUAL_USES): Adjust.
20798 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20799 (unlink_stmt_vdef): Declare.
20800 (add_to_addressable_set): Remove.
20801 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20802 (vrp_visit_stmt): Likewise.
20803 * doc/tree-ssa.texi (Alias analysis): Update.
20804 * doc/invoke.texi (max-aliased-vops): Remove docs.
20805 (avg-aliased-vops): Likewise.
20806 * tree-into-ssa.c (syms_to_rename): Remove.
20807 (need_to_update_vops_p): Likewise.
20808 (need_to_initialize_update_ssa_p): Rename to ...
20809 (update_ssa_initialized_fn): ... this. Track function we are
20811 (symbol_marked_for_renaming): Simplify.
20812 (add_new_name_mapping): Do not set need_to_update_vops_p.
20813 (dump_currdefs): Use SYMS_TO_RENAME.
20814 (rewrite_update_stmt): Always walk all uses/defs.
20815 (dump_update_ssa): Adjust.
20816 (init_update_ssa): Take function argument. Track what we are
20818 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20819 (create_new_def_for): Initialize for cfun, assert we are initialized
20821 (mark_sym_for_renaming): Simplify.
20822 (mark_set_for_renaming): Do not initialize update-ssa.
20823 (need_ssa_update_p): Simplify. Take function argument.
20824 (name_mappings_registered_p): Assert we ask for the correct function.
20825 (name_registered_for_update_p): Likewise.
20826 (ssa_names_to_replace): Likewise.
20827 (release_ssa_name_after_update_ssa): Likewise.
20828 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20829 (dump_decl_set): Do not print a newline.
20830 (debug_decl_set): Do it here.
20831 (dump_update_ssa): And here.
20832 * tree-ssa-loop-im.c (move_computations): Adjust.
20833 (movement_possibility): Likewise.
20834 (determine_max_movement): Likewise.
20835 (gather_mem_refs_stmt): Likewise.
20836 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20837 or NAME_MEMORY_TAG.
20838 * tree-complex.c (update_all_vops): Remove.
20839 (expand_complex_move): Adjust.
20840 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20841 Simplify test for memory referencing statement. Exclude
20842 non-invariant ADDR_EXPRs.
20843 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20844 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20845 (rdg_flag_uses): Likewise.
20846 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20848 (tree_optimize_tail_calls_1): Also split the
20849 edge from the entry block if we have degenerate PHI nodes in
20850 the first basic block.
20851 * tree.c (init_ttree): Remove memory-tag related code.
20852 (tree_code_size): Likewise.
20853 (tree_node_structure): Likewise.
20854 (build7_stat): Re-write to be build6_stat.
20855 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20856 (SSA_VAR_P): Adjust.
20857 (struct tree_memory_tag): Remove.
20858 (struct tree_memory_partition_tag): Likewise.
20859 (union tree_node): Adjust.
20860 (build7): Re-write to be build6.
20861 * tree-pass.h (pass_reset_cc_flags): Remove.
20862 (TODO_update_address_taken): New flag.
20863 (pass_simple_dse): Remove.
20864 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20865 * params.h (MAX_ALIASED_VOPS): Remove.
20866 (AVG_ALIASED_VOPS): Likewise.
20867 * omp-low.c (expand_omp_taskreg): Update SSA form.
20868 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20869 aliases the lhs in a copy stmt.
20870 * tree-ssa-dse.c (struct address_walk_data): Remove.
20871 (memory_ssa_name_same): Likewise.
20872 (memory_address_same): Likewise.
20873 (get_kill_of_stmt_lhs): Likewise.
20874 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20875 unused stores. Look through PHI nodes into post-dominated regions.
20876 (dse_optimize_stmt): Simplify. Properly remove stores.
20877 (tree_ssa_dse): Compute dominators.
20878 (execute_simple_dse): Remove.
20879 (pass_simple_dse): Likewise.
20880 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20881 gimple_loaded_syms and gimple_stored_syms computation.
20882 * toplev.c (dump_memory_report): Dump alias and pta stats.
20883 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20884 (vn_reference_eq): Likewise.
20885 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20886 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20887 valueize_vuses): Remove.
20888 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20889 (get_def_ref_stmt_vuse): ... this.
20890 (vn_reference_lookup_2): New function.
20891 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20892 walking equivalent vuses. Simplify.
20893 (vn_reference_lookup): Likewise.
20894 (vn_reference_insert): Likewise.
20895 (vn_reference_insert_pieces): Likewise.
20896 (visit_reference_op_call): Simplify.
20897 (visit_reference_op_load): Likewise.
20898 (visit_reference_op_store): Likewise.
20899 (init_scc_vn): Remove shared_lookup_vuses initialization.
20900 (free_scc_vn): Remove shared_lookup_vuses freeing.
20901 (sort_vuses, sort_vuses_heap): Remove.
20902 (get_ref_from_reference_ops): Export.
20903 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20904 vector with single vuse pointer.
20905 (vn_reference_lookup_pieces, vn_reference_lookup,
20906 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20907 (shared_vuses_from_stmt): Remove.
20908 (get_ref_from_reference_ops): Declare.
20909 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20910 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20911 memory-tag related code.
20912 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20913 (likely_value): Add comment, skip static-chain of call statements.
20914 (surely_varying_stmt_p): Adjust.
20915 (gimplify_and_update_call_from_tree): Likewise.
20916 (execute_fold_all_builtins): Do not rebuild alias info.
20917 (gimplify_and_update_call_from_tree): Properly update VOPs.
20918 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20919 (copy_ref_info): Remove memory-tag related code.
20920 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20921 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20922 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20924 * tree-ssa-dom.c (gimple_p): Remove typedef.
20925 (eliminate_redundant_computations): Adjust.
20926 (record_equivalences_from_stmt): Likewise.
20927 (avail_expr_hash): Likewise.
20928 (avail_expr_eq): Likewise.
20929 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20930 (stmt_makes_single_load): Likewise.
20931 (stmt_makes_single_store): Likewise.
20932 * tree-ssa-alias.c: Rewrite completely.
20933 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20934 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20935 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20936 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20937 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20938 Remove public functions.
20939 (pass_reset_cc_flags): Remove.
20940 (pass_build_alias): Move ...
20941 * tree-ssa-structalias.c (pass_build_alias): ... here.
20942 * tree-ssa-alias.c (may_be_aliased): Move ...
20943 * tree-flow-inline.h (may_be_aliased): ... here.
20944 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20945 count_uses_and_derefs): Move ...
20946 * gimple.c: ... here.
20947 * gimple.h (count_uses_and_derefs): Declare.
20948 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20949 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20950 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20951 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20952 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20953 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20954 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20956 * tree-dfa.c (refs_may_alias_p): Move ...
20957 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20958 * tree-ssa-alias.h: New file.
20959 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20960 (statement_sink_location): Likewise.
20961 * opts.c (decode_options): Do not adjust max-aliased-vops or
20962 avg-aliased-vops values.
20963 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20964 (TV_CALL_CLOBBER): Likewise.
20965 (TV_FLOW_SENSITIVE): Likewise.
20966 (TV_FLOW_INSENSITIVE): Likewise.
20967 (TV_MEMORY_PARTITIONING): Likewise.
20968 (TV_ALIAS_STMT_WALK): New timevar.
20969 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20970 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20971 (get_address_description): Remove memory-tag related code.
20972 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20973 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20974 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20975 and immediate uses in statements. Document.
20976 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20977 (dump_symbols): Remove.
20978 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20979 * alias.c (get_deref_alias_set): New function split out from ...
20980 (get_alias_set): ... here.
20981 * alias.h (get_deref_alias_set): Declare.
20982 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20983 type parameter. Remove restrict pointer handling. Create a
20984 ref-all pointer in case type-based alias sets do not conflict.
20985 (vect_analyze_data_refs): Remove SMT related code.
20986 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20987 (vectorizable_load): Likewise.
20988 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20989 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20990 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20991 Ignore vops and SMTs.
20992 (dr_analyze_alias): Likewise..
20993 (free_data_ref): Likewise.
20994 (create_data_ref): Likewise.
20995 (analyze_all_data_dependences): Likewise.
20996 (get_references_in_stmt): Adjust.
20997 * tree-flow-inline.h (gimple_aliases_computed_p,
20998 gimple_addressable_vars, gimple_call_clobbered_vars,
20999 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21000 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21001 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21002 gimple_mem_ref_stats): Remove.
21003 (gimple_vop): New function.
21004 (op_iter_next_use): Remove vuses and mayuses cases.
21005 (op_iter_next_def): Remove vdefs case.
21006 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21007 (clear_and_done_ssa_iter): Do not set removed fields.
21008 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21009 Assert we are not iterating over vuses or vdefs if not also
21010 iterating over uses or defs.
21011 (op_iter_init_use): Likewise.
21012 (op_iter_init_def): Likewise.
21013 (op_iter_next_vdef): Remove.
21014 (op_iter_next_mustdef): Likewise.
21015 (op_iter_init_vdef): Likewise.
21016 (compare_ssa_operands_equal): Likewise.
21017 (link_use_stmts_after): Handle vuse operand.
21018 (is_call_used): Use is_call_clobbered.
21019 (is_call_clobbered): Global variables are always call clobbered,
21020 query the call-clobbers bitmap.
21021 (mark_call_clobbered): Ignore global variables.
21022 (clear_call_clobbered): Likewise.
21023 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21024 virtual operands sanity check.
21025 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21027 (TARGET_MEM_REF): Remove TMR_TAG operand.
21028 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21029 Remove call-clobber related code.
21030 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21031 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21032 partitions or escape reason.
21033 (get_single_def_stmt, get_single_def_stmt_from_phi,
21034 get_single_def_stmt_with_phi): Remove.
21035 (dump_referenced_vars): Tidy.
21036 (get_ref_base_and_extent): Allow bare decls.
21037 (collect_dfa_stats): Adjust.
21038 * graphite.c (rename_variables_in_stmt): Adjust.
21039 (graphite_copy_stmts_from_block): Likewise.
21040 (translate_clast): Likewise.
21041 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21043 (translate_vuse_through_block): Use the oracle.
21044 (phi_translate_1): Adjust.
21045 (value_dies_in_block_x): Use the oracle. Cache the outcome
21047 (valid_in_sets): Check if the VUSE for
21048 a REFERENCE is available.
21049 (eliminate): Do not remove stmts during elimination,
21050 instead queue and remove them afterwards.
21051 (do_pre): Do not rebuild alias info.
21052 (pass_pre): Run TODO_rebuild_alias before PRE.
21053 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21054 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21055 (mark_all_v_defs_stmt): Remove.
21056 (mark_all_v_defs_seq): Adjust.
21057 (sra_replace): Likewise.
21058 (scalarize_use): Likewise.
21059 (scalarize_copy): Likewise.
21060 (scalarize_init): Likewise.
21061 (scalarize_ldst): Likewise.
21062 (todoflags): Remove.
21063 (tree_sra): Do not rebuild alias info.
21064 (tree_sra_early): Adjust.
21065 (pass_sra): Run TODO_update_address_taken before SRA.
21066 * tree-predcom.c (set_alias_info): Remove.
21067 (prepare_initializers_chain): Do not call it.
21068 (mark_virtual_ops_for_renaming): Adjust.
21069 (mark_virtual_ops_for_renaming_list): Remove.
21070 (initialize_root_vars): Adjust.
21071 (initialize_root_vars_lm): Likewise.
21072 (prepare_initializers_chain): Likewise.
21073 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21074 (may_propagate_copy_into_stmt): Likewise.
21075 (merge_alias_info): Do nothing for now.
21076 (propagate_tree_value_into_stmt): Adjust.
21077 (stmt_may_generate_copy): Likewise.
21078 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21079 not mark symbols for renaming.
21080 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21081 with the same statement, make sure to update the new pointed-to one.
21082 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21083 call statements, do not mark symbols for renaming.
21084 (mark_operand_necessary): Dump something.
21085 (ref_may_be_aliased): New function.
21086 (mark_aliased_reaching_defs_necessary_1): New helper function.
21087 (mark_aliased_reaching_defs_necessary): Likewise.
21088 (mark_all_reaching_defs_necessary_1): Likewise.
21089 (mark_all_reaching_defs_necessary): Likewise.
21090 (propagate_necessity): Do not process virtual PHIs. For
21091 non-aliased loads mark all reaching definitions as necessary.
21092 For aliased loads and stores mark the immediate dominating
21093 aliased clobbers as necessary.
21094 (visited): New global static.
21095 (perform_tree_ssa_dce): Free visited bitmap after propagating
21097 (remove_dead_phis): Perform simple dead virtual PHI removal.
21098 (remove_dead_stmt): Properly unlink virtual operands when
21100 (eliminate_unnecessary_stmts): Schedule PHI removal after
21102 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21103 (process_replaceable): Likewise.
21104 (find_replaceable_in_bb): Likewise.
21105 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21106 based on the single gimple vop.
21107 (verify_flow_insensitive_alias_info): Remove.
21108 (verify_flow_sensitive_alias_info): Likewise.
21109 (verify_call_clobbering): Likewise.
21110 (verify_memory_partitions): Likewise.
21111 (verify_alias_info): Likewise.
21112 (verify_ssa): Adjust..
21113 (execute_update_addresses_taken): Export. Update SSA
21114 manually. Optimize only when optimizing. Use a local bitmap.
21115 (pass_update_address_taken): Remove TODO_update_ssa, add
21117 (pass_update_address_taken): Just use TODO_update_address_taken.
21118 (init_tree_ssa): Do not initialize addressable_vars.
21119 (verify_ssa): Verify new VUSE / VDEF properties.
21120 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21121 Do not call verify_alias_info.
21122 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21123 Do not free the loaded and stored syms bitmaps. Reset the escaped
21124 and callused solutions. Do not free addressable_vars.
21125 Remove memory-tag related code.
21126 (warn_uninitialized_var): Aliases are always available.
21127 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21128 * lambda-code.c (can_put_in_inner_loop): Adjust.
21129 (can_put_after_inner_loop): Likewise.
21130 (perfect_nestify): Likewise.
21131 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21132 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21133 (vectorizable_conversion): Do not mark symbols for renaming.
21134 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21135 (expand_call_inline): Unlink the calls virtual operands before
21137 (tree_function_versioning): Do not call update_ssa if we are not
21138 updating clones. Simplify.
21139 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21140 (propagate_with_phi): Likewise..
21141 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21142 clobber code. Assert we are not aliased or global.
21143 * tree-flow.h: Include tree-ssa-alias.h
21144 (enum escape_type): Remove.
21145 (struct mem_sym_stats_d): Likewise.
21146 (struct mem_ref_stats_d): Likewise.
21147 (struct gimple_df): Add vop member. Remove global_var,
21148 call_clobbered_vars, call_used_vars, addressable_vars,
21149 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21150 escaped and callused members.
21151 (struct ptr_info_def): Remove all members, add points-to solution
21153 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21154 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21155 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21156 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21157 (tree-ssa-alias.o): Likewise.
21158 (toplev.o): Add tree-ssa-alias.h
21159 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21160 * gimple.c (gimple_set_bb): Fix off-by-one error.
21161 (is_gimple_reg): Do not handle memory tags.
21162 (gimple_copy): Also copy virtual operands.
21163 Delay updating the statement. Do not reset loaded and stored syms.
21164 (gimple_set_stored_syms): Remove.
21165 (gimple_set_loaded_syms): Likewise.
21166 (gimple_call_copy_skip_args): Copy the virtual operands
21167 and mark the new statement modified.
21168 * tree-ssa-structalias.c (may_alias_p): Remove.
21169 (set_uids_in_ptset): Take the alias set to prune with as
21170 parameter. Fold in the alias test of may_alias_p.
21171 (compute_points_to_sets): Compute whether a ptr is dereferenced
21172 in a local sbitmap.
21173 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21174 other ADDRESSOF constraints on the lhs.
21175 (get_constraint_for_component_ref): Assert that we don't get
21176 ADDRESSOF constraints from the base of the reference.
21177 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21178 (struct variable_info): Remove collapsed_to member.
21179 (get_varinfo_fc): Remove.
21180 (new_var_info): Do not set collapsed_to.
21181 (dump_constraint): Do not follow cycles.
21182 (dump_constraint_graph): Likewise.
21183 (build_pred_graph): Likewise.
21184 (build_succ_graph): Likewise.
21185 (rewrite_constraints): Likewise.
21186 (do_simple_structure_copy): Remove.
21187 (do_rhs_deref_structure_copy): Remove.
21188 (do_lhs_deref_structure_copy): Remove.
21189 (collapse_rest_of_var): Remove.
21190 (do_structure_copy): Re-implement.
21191 (pta_stats): New global variable.
21192 (dump_pta_stats): New function.
21193 (struct constraint_expr): Make offset signed.
21194 (UNKNOWN_OFFSET): Define special value.
21195 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21196 (solution_set_expand): New helper function split out from ...
21197 (do_sd_constraint): ... here.
21198 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21199 (do_ds_constraint): Likewise.
21200 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21201 and CALLUSED = *CALLUSED.
21202 (set_union_with_increment): Make inc argument signed.
21203 (type_safe): Remove.
21204 (get_constraint_for_ptr_offset): Handle unknown and negative
21206 (first_vi_for_offset): Handle offsets before start. Bail
21207 out early for offsets beyond the variable extent.
21208 (first_or_preceding_vi_for_offset): New function.
21209 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21210 Together with ESCAPED = *ESCAPED this properly computes reachability.
21211 (find_what_var_points_to): New function.
21212 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21213 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21214 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21215 pt_solutions_intersect): New functions.
21216 (compute_call_used_vars): Remove.
21217 (compute_may_aliases): New main entry into PTA computation.
21218 * gimple.h (gimple_p): New typedef.
21219 (struct gimple_statement_base): Remove references_memory_p.
21220 (struct gimple_statement_with_memory_ops_base): Remove
21221 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21223 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21224 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21225 gimple_set_references_memory): Remove.
21226 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21227 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21229 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21230 (verify_expr): Allow RESULT_DECL.
21231 (gimple_duplicate_bb): Do not copy virtual operands.
21232 (gimple_duplicate_sese_region): Adjust.
21233 (gimple_duplicate_sese_tail): Likewise.
21234 (mark_virtual_ops_in_region): Remove.
21235 (move_sese_region_to_fn): Do not call it.
21236 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21237 and pass_simple_dse.
21238 (execute_function_todo): Handle TODO_update_address_taken,
21239 call execute_update_addresses_taken for TODO_rebuild_alias.
21240 (execute_todo): Adjust.
21241 (execute_one_pass): Init dump files early.
21242 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21244 (create_general_new_stmt): Clear vops.
21245 * tree-ssa-reassoc.c (get_rank): Adjust.
21246 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21247 symbols for renaming.
21248 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21249 (PARAM_AVG_ALIASED_VOPS): Likewise.
21250 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21251 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21252 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21253 (operand_build_cmp, copy_virtual_operands,
21254 create_ssa_artificial_load_stmt, add_to_addressable_set,
21255 gimple_add_to_addresses_taken): Remove public functions.
21256 (unlink_stmt_vdef): New function.
21258 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21260 * config.gcc (powerpc-*-linux*): Merge variants.
21262 2009-04-02 Chao-ying Fu <fu@mips.com>
21263 James Grosbach <james.grosbach@microchip.com>
21265 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21266 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21268 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21269 keep_interrupts_masked_p, use_debug_exception_return_p.
21270 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21271 keep_interrupts_masked, use_debug_exception_return.
21272 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21273 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21275 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21276 (mips_print_operand): Process COP0 registers to print $0 .. $31
21277 correctly for GAS to process.
21278 (mips_interrupt_extra_call_saved_reg_p): New function.
21279 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21281 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21282 (mips_compute_frame_info): Add supports for interrupt context that
21283 includes doubleword accumulators and COP0 registers.
21284 (mips_for_each_saved_acc): New function.
21285 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21286 mips_for_each_saved_reg.
21287 (mips_save_reg): Save accumulators.
21288 (mips_kernel_reg_p): A new for_each_rtx callback.
21289 (mips_expand_prologue): Support interrupt handlers.
21290 (mips_restore_reg): Restore accumulators.
21291 (mips_expand_epilogue): Support interrupt handlers.
21292 (mips_can_use_return_insn): Return false for interrupt handlers.
21293 (mips_epilogue_uses): New function.
21294 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21295 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21296 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21297 cop0_move): New instructions.
21298 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21299 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21301 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21303 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21304 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21305 interrupt handlers, we use K0 as the temporary register.
21306 (EPILOGUE_USES): Change to a function call.
21307 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21308 handlers, we use K0 as the temporary register.
21310 * doc/extend.texi (Function Attributes): Document interrupt,
21311 use_shadow_register_set, keep_interrupts_masked,
21312 use_debug_exception_return for MIPS attributes.
21314 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21316 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21317 Remove a number of t-files from tmake_file.
21318 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21319 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21320 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21321 target_prototype, not TARGET_PROTOTYPE.
21322 (LINK_OS_GNU_SPEC): Define.
21323 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21324 and darwin-ldoubdle.c.
21326 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21329 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21330 (cpp_options): Ditto.
21331 (default_compilers): Ditto.
21332 (display_help): Ditto.
21333 (process_command): Ditto.
21334 (do_spec_1): Ditto.
21335 (set_input): Use lbasename instead of duplicate code.
21336 (save_temps_prefix): New static for -save-temps=obj.
21337 (save_temps_length): Ditto.
21339 * doc/invoke.texi (-save-temps=obj): Document new variant to
21340 -save-temps switch.
21342 2009-04-02 Jeff Law <law@redhat.com>
21344 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21347 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21349 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21350 * configure: Regenerated.
21352 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21354 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21355 share the argument list.
21357 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21361 2009-02-12 Diego Novillo <dnovillo@google.com>
21363 * varpool.c (debug_varpool): New.
21364 * cgraph.h (debug_varpool): Declare.
21366 2009-04-02 Jan Hubicka <jh@suse.cz>
21368 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21371 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21373 * config/i386/i386.c (ix86_abi): Move initialization to ...
21374 (override_options): Here.
21376 2009-04-02 Christian Bruel <christian.bruel@st.com>
21378 * config/sh/sh.c (sh_dwarf_register_span): New function.
21379 (TARGET_DWARF_REGISTER_SPAN): Define.
21380 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21382 2009-04-02 Ira Rosen <irar@il.ibm.com>
21384 PR tree-optimization/39595
21385 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21386 interleaved loads group is not greater than the SLP group size.
21388 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21390 * builtins.c (is_builtin_name): New.
21391 (called_as_built_in): Use is_builtin_name.
21392 * tree.h (is_builtin_name): New.
21393 * varasm.c (incorporeal_function_p): Use is_builtin_name
21395 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21397 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21399 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21402 * c-decl.c (clone_underlying_type): Move this ...
21403 * c-common.c (set_underlying_type): ... here.
21404 Also, make sure the function properly sets TYPE_STUB_DECL() on
21405 the newly created typedef variant type.
21406 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21407 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21410 2009-04-02 Richard Guenther <rguenther@suse.de>
21412 PR tree-optimization/37221
21413 * tree-flow.h (degenerate_phi_result): Declare.
21414 * tree-ssa-dom.c (degenerate_phi_result): Export.
21415 * tree-scalar-evolution.c (analyze_initial_condition): If
21416 the initial condition is defined by a degenerate PHI node
21417 use the degenerate value.
21419 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21421 PR rtl-optimization/39588
21422 * combine.c (merge_outer_ops): Do not set the constant when this
21424 (simplify_shift_const_1): Do not modify it either in this case.
21426 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21428 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21429 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21431 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21434 * c-lex.c (interpret_float): Default (no suffix) is double.
21436 2009-04-1 Xinliang David Li <davidxl@google.com>
21438 * config/i386/i386.c (legitimate_constant_p): Recognize
21439 all one vector constant.
21441 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21443 * config/vax/vax.c: Add #includes to silence warnings.
21444 Change #include order to silence two warnings.
21446 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21448 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21449 (ASM_SPEC): Pass -k to the assembler for PIC code.
21451 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21453 * config.gcc: Add vax-*-linux* to the switch.
21454 * config/vax/linux.h: New file. (TARGET_VERSION,
21455 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21457 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21459 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21460 Use predicate macros instead of GET_CODE() == foo.
21461 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21462 ashlsi3, rotrsi3, <unnamed>): Likewise.
21464 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21466 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21467 jbbccihi, jbbccisi): Remova trailing whitespace.
21468 * config/vax/constraints.md: Likewise.
21469 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21470 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21471 * config/vax/predicates.md: Likewise.
21472 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21473 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21474 * config/vax/vax.h: Likewise.
21475 * config/vax/vax.md (nonlocal_goto): Likewise.
21477 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21479 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21480 (indirectable_address_p, adjacent_operands_p): Add spaces around
21482 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21484 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21486 * config/vax/vax.c (legitimate_constant_address_p,
21487 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21488 index_term_p, reg_plus_index_p, legitimate_address_p,
21489 vax_mode_dependent_address_p): Update comments to match functions
21490 modified by the recent int->bool conversion.
21492 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21494 * config/vax/builtins.md: Update copyright message.
21495 * config/vax/constraints.md: Likewise.
21496 * config/vax/netbsd-elf.h: Likewise.
21497 * config/vax/predicates.md: Likewise.
21498 * config/vax/vax-protos.h: Likewise.
21499 * config/vax/vax.c: Likewise.
21500 * config/vax/vax.h: Likewise.
21501 * config/vax/vax.md: Likewise.
21502 * config/vax/vax.opt: Likewise.
21504 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21506 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21507 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21508 * config/vax/constraints.md (B, R): Likewise.
21509 * config/vax/predicates.md (external_memory_operand,
21510 nonimmediate_addsub_di_operand): Likewise.
21511 * config/vax/vax.c (vax_output_int_add): Likewise.
21512 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21513 untyped_call): Likewise.
21515 2009-04-01 Matt Thomas <matt@3am-software.com>
21517 * config/vax/predicates.md: New file.
21518 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21519 external_const_operand, nonsymbolic_operand, external_memory_operand,
21520 indirect_memory_operand, indexed_memory_operand,
21521 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21522 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21524 * config/vax/constraints.md: New file.
21525 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21527 * config/vax/builtins.md: New file.
21528 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21529 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21531 * config/vax/vax.opt (mqmath): Add option.
21532 * config/vax/vax.md (isfx): Extend with DI.
21533 (VAXintQH, VAXintQHSD): Define.
21534 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21535 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21536 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21537 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21538 (movdi): Update constraints and use vax_output_int_move().
21539 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21540 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21541 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21542 nonlocal_goto): New.
21543 (mov<mode>): Extend accepted operand types.
21544 (subdi3_old): Rename from subdi3, change update constraints and use
21545 a new implementation.
21546 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21547 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21548 MOVE_RATIO, CLEAR_RATIO): Define.
21549 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21550 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21551 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21552 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21553 (split_quadword_operands): Make static and really allow variable
21555 (print_operand_address): Update for PIC generation.
21556 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21557 indexable_address_p, fixup_mathdi_operand,
21558 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21559 (vax_float_literal, legitimate_constant_p,
21560 indirectable_constant_address_p, index_term_p,
21561 reg_plus_index_p): Return bool instead of int.
21562 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21564 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21566 (vax_output_conditional_branch): Indent.
21567 (legitimate_constant_address_p, indirectable_constant_address_p,
21568 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21569 vax_mode_dependent_address_p): Return bool instead of int, update for
21571 * config/vax/vax-protos.h (legitimate_constant_address_p,
21572 legitimate_constant_p, legitimate_address_p,
21573 vax_mode_dependent_address_p): Change declaration to bool.
21574 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21575 vax_expand_addsub_di_operands, vax_output_int_subtract,
21576 vax_output_movmemsi): Declare.
21577 (split_quadword_operands, vax_float_literal): Delete declaration.
21578 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21579 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21580 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21581 ASM_OUTPUT_DWARF_PCREL): Define.
21582 (ASM_SPEC): Change definition to allow PIC generation.
21584 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21586 * doc/sourcebuild.texi: Update front-end requirements.
21588 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21591 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21592 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21593 (booldi3_internal3): Use boolean_or_operator instead of
21596 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21599 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21600 declarator whose size is not an integer constant expression but
21601 folds to an integer constant, then treat it as a constant
21604 2009-04-01 Richard Guenther <rguenther@suse.de>
21606 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21607 i * 4 + 2 to (i * 2 + 1) * 2.
21609 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21612 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21613 return if c_parser_asm_string_literal returned NULL.
21615 2009-04-01 Nick Clifton <nickc@redhat.com>
21617 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21619 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21620 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21621 other typedefs to avoid conflicts with libgcc2.c. Define labels
21622 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21624 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21625 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21628 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21630 * varasm.c (default_function_rodata_section): Declare DOT as
21633 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21634 Andrey Galkin <agalkin@hypercom.com>
21637 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21638 Make object_name unique for each process.
21640 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21643 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21644 addressable variables in the parallel that could go out of scope while
21645 running queued tasks.
21647 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21649 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21650 (CASE_VALUES_THRESHOLD): Redefine.
21651 * config/avr/avr.c (avr_override_options): Remove initialization of
21652 avr_case_values_threshold variable.
21653 (avr_case_values_threshold): Remove variable. Add new function.
21654 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21655 * config/avr/avr.opt (mno-tablejump): Remove option.
21656 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21658 2009-04-01 DJ Delorie <dj@redhat.com>
21660 * varasm.c (default_function_rodata_section): Don't assume
21661 anything about where the first '.' in the section name is.
21663 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21665 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21666 rs6000_emit_stack_tie.
21668 2009-03-31 Ian Lance Taylor <iant@google.com>
21670 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21671 gimple_code with GIMPLE_RESX, not RESX.
21673 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21675 * c-common.c (c_get_ident): New.
21676 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21678 2009-04-01 Ben Elliston <bje@au.ibm.com>
21680 * config/rs6000/sysv4.opt (msdata): Improve option description.
21682 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21684 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21685 (divdf3_internal_lat): Remove.
21686 (divxf3_internal_lat): Remove.
21687 (divxf3_internal_thr): Remove.
21688 (divxf): Use divxf3_internal.
21689 * config/ia64/div.md (divsf3_internal_lat): New.
21690 (divdf3_internal_lat): New.
21691 (divxf3_internal): New.
21693 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21696 * Makefile.in (USE_GCC_STDINT): Define.
21697 (stmp-int-hdrs): Install stdint.h if applicable.
21698 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21700 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21701 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21702 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21703 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21704 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21705 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21706 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21707 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21708 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21709 (c_common_nodes_and_builtins): Initialize
21710 underlying_wchar_type_node. Do not initialize
21711 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21712 nodes for new types.
21713 (c_stddef_cpp_builtins): Define macros for new types.
21714 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21716 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21717 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21718 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21719 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21720 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21721 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21722 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21723 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21724 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21725 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21726 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21727 int16_type_node, int32_type_node, int64_type_node,
21728 uint8_type_node, uint16_type_node, c_uint32_type_node,
21729 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21730 int_least32_type_node, int_least64_type_node,
21731 uint_least8_type_node, uint_least16_type_node,
21732 uint_least32_type_node, uint_least64_type_node,
21733 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21734 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21735 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21736 uintptr_type_node): Define.
21737 * c-cppbuiltin.c (builtin_define_constants,
21738 builtin_define_type_minmax): New.
21739 (builtin_define_stdint_macros): Define more macros.
21740 (c_cpp_builtins): Define more limit macros.
21741 (type_suffix): New.
21742 (builtin_define_type_max): Define in terms of
21743 builtin_define_type_minmax. Remove is_long parameter. All
21745 * config.gcc (use_gcc_stdint): Define.
21746 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21747 Add newlib-stdint.h for generic targets.
21748 * config/glibc-stdint.h, config/newlib-stdint.h,
21749 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21750 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21751 * config/score/score.h (UINTPTR_TYPE): Define.
21752 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21753 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21754 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21755 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21756 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21757 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21758 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21759 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21760 * config/spu/spu.h (STDINT_LONG32): Define.
21761 * configure.ac (use_gcc_stdint): Substitute.
21762 * configure: Regenerate.
21763 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21764 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21765 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21766 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21767 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21768 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21769 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21770 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21771 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21772 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21773 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21774 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21775 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21776 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21777 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21778 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21779 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21780 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21781 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21782 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21783 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21784 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21785 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21786 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21787 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21788 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21789 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21790 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21791 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21793 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21795 * loop-iv.c (suitable_set_for_replacement): Renamed from
21796 simplify_using_assignment; changed to return bool and to accept new
21797 args DEST and SRC. Return true iff we find a source/destination pair
21798 that can be used to make a replacement, and fill SRC and DEST if so.
21799 Remove arg ALTERED. Don't deal with altered regs here. All callers
21801 (simplify_using_initial_values): Deal with altered regs here and track
21802 more precisely the effect they have on the validity of our expression.
21804 * loop-iv.c (simplify_using_condition): A condition of the form
21805 (EQ REG CONST) can be used to simply make a substitution.
21806 (simplify_using_initial_values): Keep track of conditions we have seen
21807 and keep using them to simplify new expressions, while applying the
21808 same substitutions to them as to the expression.
21810 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21811 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21814 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21815 changed. Use this when trying to improve the upper bound.
21816 Generate the comparison by using simplify_gen_relational.
21818 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21820 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21822 (simplify_using_assignment, simplify_using_initial_values): Call
21823 replace_in_expr to make replacements. Call replace_single_def_regs
21824 once on the initial version of the expression.
21826 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21829 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21831 2009-03-31 Richard Guenther <rguenther@suse.de>
21833 PR middle-end/31029
21834 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21835 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21837 2009-03-31 Richard Guenther <rguenther@suse.de>
21839 * tree.h (div_if_zero_remainder): Declare.
21840 * fold-const.c (div_if_zero_remainder): Export.
21841 * tree-ssa-forwprop.c
21842 (forward_propagate_addr_into_variable_array_index): Handle
21843 constant array index addition outside of the variable index.
21845 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21848 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21849 define_splits, floatunssi<mode>2): Require x87 conversions from
21850 DImode to be permitted.
21852 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21854 PR preprocessor/15638
21855 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21857 2009-03-31 Richard Guenther <rguenther@suse.de>
21859 PR middle-end/23401
21860 PR middle-end/27810
21861 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21862 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21863 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21864 a separate statement.
21865 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21866 (lookup_tmp_var): Likewise.
21867 (is_gimple_formal_tmp_or_call_rhs): Remove.
21868 (is_gimple_reg_or_call_rhs): Rename to ...
21869 (is_gimple_reg_rhs_or_call): ... this.
21870 (is_gimple_mem_or_call_rhs): Rename to ...
21871 (is_gimple_mem_rhs_or_call): ... this.
21872 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21873 DECL_GIMPLE_REG_P only if is_formal is true.
21874 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21875 for non-proper post-modify expression gimplification.
21876 (gimplify_self_mod_expr): For post-modify expressions gimplify
21877 the lvalue to a minimal lvalue.
21878 (rhs_predicate_for): Remove formal temp case.
21879 (gimplify_modify_expr_rhs): Likewise.
21880 (gimplify_addr_expr): Use is_gimple_reg.
21881 (gimplify_expr): Remove formal temp cases.
21882 (gimple_regimplify_operands): Likewise.
21883 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21884 and FILTER_EXPR like constants.
21885 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21887 (is_gimple_formal_tmp_rhs): Remove.
21888 (is_gimple_reg_rhs): Remove special casing.
21889 (is_gimple_mem_rhs): Fix.
21890 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21891 (is_gimple_formal_tmp_var): Remove.
21892 (is_gimple_formal_tmp_reg): Likewise.
21893 (is_gimple_min_lval): Allow invariant component ref parts.
21894 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21895 is_gimple_formal_tmp_reg): Remove declarations.
21896 * tree-cfg.c (verify_expr): Verify that variables with address
21897 taken do not have DECL_GIMPLE_REG_P set.
21898 * tree-mudflap.c (mf_build_check_statement_for): Use
21899 force_gimple_operand instead of gimplify_expr.
21901 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21903 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21904 schedulable rows to compute_split_row.
21906 2009-03-31 Ben Elliston <bje@au.ibm.com>
21909 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21912 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21914 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21915 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21916 * configure: Regenerate.
21917 * config.in: Regenerate.
21918 * config/rs6000/rs6000.opt (mtls-markers): Add.
21919 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21920 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21921 (tls_ld_aix, tls_ld_sysv): Likewise.
21922 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21923 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21925 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21927 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21929 2009-03-30 Jan Hubicka <jh@suse.cz>
21931 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21933 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21934 detection and label handling.
21936 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21938 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21939 left_conflicts_size.
21940 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21941 ALLOCNO_LEFT_CONFLICTS_SIZE.
21943 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21944 remove_allocno_from_bucket_and_push,
21945 allocno_spill_priority_compare, push_allocnos_to_stack,
21946 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21947 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21948 (setup_allocno_left_conflicts_num): Ditto. Rename to
21949 setup_allocno_left_conflicts_size.
21950 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21951 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21952 setup_allocno_left_conflicts_size instead of
21953 setup_allocno_left_conflicts_num.
21955 * ira-build.c (ira_create_allocno): Use
21956 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21957 ALLOCNO_LEFT_CONFLICTS_NUM.
21959 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21961 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21962 instead of DF_LR_OUT.
21964 * ira-lives.c (process_bb_node_lives): Ditto.
21966 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21967 instead of DF_LR_{OUT,IN}.
21969 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21971 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21973 2009-03-30 Jan Hubicka <jh@suse.cz>
21975 * except.c (label_to_region_map): Fix thinko.
21977 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21979 PR middle-end/38237
21980 * tree.h (tree_find_value): New declaration.
21981 * tree.c (tree_find_value): New function.
21982 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21984 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21987 * c-decl.c (struct c_binding): Add locus field.
21988 (bind): Add locus argument, set locus field from it.
21989 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21990 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21991 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21992 implicitly_declare, undeclared_variable, lookup_label,
21993 declare_label, c_make_fname_decl, c_builtin_function,
21994 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21997 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22000 * config/i386/i386.c (classify_argument): Check total size of
22003 2009-03-30 Martin Jambor <mjambor@suse.cz>
22005 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22006 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22007 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22010 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22011 seen_variable_array_ref while also traversing a union.
22013 * tree-inline.c (optimize_inline_calls): Do not call
22014 cgraph_node_remove_callees.
22015 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22016 (pass_remove_cgraph_callee_edges): New variable.
22017 * passes.c (init_optimization_passes): Add
22018 pass_remove_cgraph_callee_edges after early inlining and before all
22019 late intraprocedural passes.
22021 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22023 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22025 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22026 Fix typos in names.
22028 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22030 * combine.c (simplify_comparison): Use have_insn_for.
22031 * dojump.c (do_jump): Likewise.
22033 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22035 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22036 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22037 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22038 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22039 instead of sparc_compare_emitted.
22040 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22041 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22042 instead of sparc_compare_emitted.
22044 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22046 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22047 enter/exit cfglayout mode.
22048 (pass_partition_block): Require it.
22049 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22050 (combine_instructions): Track basic blocks instead of labels.
22051 (update_cfg_for_uncondjump): New.
22052 (try_combine): Use it. Update jumps after rescanning.
22053 (pass_combine): Require PROP_cfglayout.
22054 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22056 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22058 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22059 Provide/destroy PROP_cfglayout respectively.
22060 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22061 * tree-pass.h (PROP_cfglayout): New.
22063 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22065 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22066 fold_convert_const_fixed_from_fixed,
22067 fold_convert_const_fixed_from_int,
22068 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22069 set TREE_CONSTANT_OVERFLOW.
22070 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22071 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22073 2009-03-30 Ira Rosen <irar@il.ibm.com>
22075 * tree-vect-loop-manip.c: New file.
22076 * tree-vectorizer.c: Update documentation and included files.
22077 (vect_loop_location): Make extern.
22078 (rename_use_op): Move to tree-vect-loop-manip.c
22079 (rename_variables_in_bb, rename_variables_in_loop,
22080 slpeel_update_phis_for_duplicate_loop,
22081 slpeel_update_phi_nodes_for_guard1,
22082 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22083 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22084 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22085 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22086 find_loop_location): Likewise.
22087 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22088 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22089 get_vectype_for_scalar_type, vect_is_simple_use,
22090 supportable_widening_operation, supportable_narrowing_operation):
22092 (bb_in_loop_p): Move to tree-vect-loop.c.
22093 (new_loop_vec_info, destroy_loop_vec_info,
22094 reduction_code_for_scalar_code, report_vect_op,
22095 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22096 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22097 (vect_supportable_dr_alignment): Likewise.
22098 * tree-vectorizer.h (tree-data-ref.h): Include.
22099 (vect_loop_location): Declare.
22100 Reorganize function declarations according to the new file structure.
22101 * tree-vect-loop.c: New file.
22102 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22103 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22104 * tree-vect-data-refs.c: New file.
22105 * tree-vect-patterns.c (timevar.h): Don't include.
22106 * tree-vect-stmts.c: New file.
22107 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22108 tree-vect-slp.c, tree-vect-loop.c.
22109 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22110 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22111 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22112 (tree-vect-analyze.o): Remove.
22113 (tree-vect-transform.o): Likewise.
22114 (tree-vect-data-refs.o): Add rule.
22115 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22116 tree-vect-slp.o): Likewise.
22117 (tree-vect-patterns.o): Remove redundant dependencies.
22118 (tree-vectorizer.o): Likewise.
22119 * tree-vect-slp.c: New file.
22121 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22123 * optc-gen.awk: Warn if an option flag has multiple different
22126 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22128 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22129 -floop-block): Document dependences on PPL, CLooG and Graphite.
22131 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22133 PR rtl-optimization/323
22134 * c-common.c (c_fully_fold, convert_and_check,
22135 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22136 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22137 * c-common.def (EXCESS_PRECISION_EXPR): New.
22138 * c-cppbuiltin.c (builtin_define_float_constants): Define
22139 constants with enough digits for long double.
22140 * c-lex.c (interpret_float): Interpret constant with excess
22141 precision where appropriate.
22142 * c-opts.c (c_common_post_options): Set
22143 flag_excess_precision_cmdline. Give an error for
22144 -fexcess-precision=standard for C++ for processors where the
22145 option is significant.
22146 * c-parser.c (c_parser_conditional_expression): Handle excess
22147 precision in condition.
22148 * c-typeck.c (convert_arguments): Handle arguments with excess
22150 (build_unary_op): Move excess precision outside operation.
22151 (build_conditional_expr): Likewise.
22152 (build_compound_expr): Likewise.
22153 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22154 (build_modify_expr): Handle excess precision in RHS.
22155 (convert_for_assignment): Handle excess precision in converted
22157 (digest_init, output_init_element, process_init_element): Handle
22158 excess precision in initializer.
22159 (c_finish_return): Handle excess precision in return value.
22160 (build_binary_op): Handle excess precision in operands and add
22161 excess precision as needed for operation.
22162 * common.opt (-fexcess-precision=): New option.
22163 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22164 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22165 For standard excess precision, output explicit conversion to and
22166 truncation from XFmode.
22167 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22168 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22169 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22170 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22171 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22172 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22173 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22174 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22175 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22176 define_splits, sqrt<mode>2): Disable where appropriate for
22177 standard excess precision.
22178 * convert.c (convert_to_real): Do not shorten arithmetic to type
22179 for which excess precision would be used.
22180 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22181 * doc/invoke.texi (-fexcess-precision=): Document option.
22182 (-mfpmath=): Correct index entry.
22183 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22184 flag_excess_precision): New.
22185 * langhooks.c (lhd_post_options): Set
22186 flag_excess_precision_cmdline.
22187 * opts.c (common_handle_option): Handle -fexcess-precision=.
22188 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22189 init_excess_precision): New.
22190 (lang_dependent_init_target): Call init_excess_precision.
22191 * tree.c (excess_precision_type): New.
22192 * tree.h (excess_precision_type): Declare.
22194 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22197 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22198 non-lvalue to component.
22200 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22202 PR preprocessor/34695
22203 * Makefile.in (c-opts.o): Depend on c-tree.h.
22204 * c-common.c: Move down include of diagnostic.h.
22205 (done_lexing, c_cpp_error): New.
22206 * c-common.h (done_lexing): Declare.
22207 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22209 * c-opts.c: Include c-tree.h.
22210 (c_common_init_options): Set preprocessor error callback.
22211 (c_common_handle_option): Do not set preprocessor
22212 inhibit_warnings, warnings_are_errors, warn_system_headers,
22213 pedantic_errors or inhibit_warnings flags.
22214 (c_common_post_options): Do not check cpp_errors (parse_in).
22215 (c_common_finish): Do not output dependencies if there were
22216 errors. Do not check return value of cpp_finish.
22217 * c-ppoutput.c (pp_file_change): Set input_location.
22218 * c-tree.h (c_cpp_error): Declare.
22219 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22221 (diagnostic_build_prefix): Check override_column.
22222 * diagnostic.h (diagnostic_info): Add override_column field.
22223 (diagnostic_override_column): Define.
22225 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22227 * c-common.c (c_expand_expr, c_staticp): Remove.
22228 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22229 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22230 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22231 * c-gimplify.c (gimplify_compound_literal_expr,
22232 optimize_compound_literals_in_ctor): Remove.
22233 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22234 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22235 * c-semantics.c (emit_local_var): Remove.
22237 * langhooks-def.h (lhd_expand_expr): Remove.
22238 * langhooks.c (lhd_expand_expr): Remove.
22239 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22241 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22242 handling from c-semantics.c; don't call into langhook.
22243 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22244 * gimplify.c (gimplify_compound_literal_expr,
22245 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22246 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22247 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22248 as was done in c-gimplify.c.
22249 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22250 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22251 Move from c-common.h.
22252 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22254 * tree.c (staticp): Do not call langhook.
22255 * langhooks.c (lhd_staticp): Delete.
22256 * langhooks-def.h (lhd_staticp): Delete prototype.
22257 (LANG_HOOKS_STATICP): Delete.
22258 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22260 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22261 instead of DECL_STMTs.
22263 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22271 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22273 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22274 contained expression.
22275 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22276 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22277 conditional expressions for C.
22278 (decl_constant_value_for_optimization): Move from
22279 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22280 whether optimizing and that the expression is a VAR_DECL not of
22281 array type instead of doing such checks in the caller. Do not
22282 check pedantic. Call gcc_unreachable for C++.
22283 * c-common.def (C_MAYBE_CONST_EXPR): New.
22284 * c-common.h (c_fully_fold, c_save_expr,
22285 decl_constant_value_for_optimization): New prototypes.
22286 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22287 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22288 EXPR_INT_CONST_OPERANDS): Define.
22289 * c-convert.c (convert): Strip nops from expression.
22290 * c-decl.c (groktypename): Take extra parameters expr and
22291 expr_const_operands. Update call to grokdeclarator.
22292 (start_decl): Update call to grokdeclarator. Add statement for
22293 expressions used in type of decl.
22294 (grokparm): Update call to grokdeclarator.
22295 (push_parm_decl): Update call to grokdeclarator.
22296 (build_compound_literal): Add parameter non_const and build a
22297 C_MAYBE_COSNT_EXPR if applicable.
22298 (grokdeclarator): Take extra parameters expr and
22299 expr_const_operands. Track expressions used in declaration
22300 specifiers and declarators. Fold array sizes and track whether
22301 they are constant expressions and whether they are integer
22302 constant expressions.
22303 (parser_xref_tag): Set expr and expr_const_operands fields in
22305 (grokfield): Update call to grokdeclarator.
22306 (start_function): Update call to grokdeclarator.
22307 (build_null_declspecs): Set expr and expr_const_operands fields in
22309 (declspecs_add_type): Handle expressions in typeof specifiers.
22310 * c-parser.c (c_parser_declspecs): Set expr and
22311 expr_const_operands fields for declaration specifiers.
22312 (c_parser_enum_specifier): Likewise.
22313 (c_parser_struct_or_union_specifier): Likewise.
22314 (c_parser_typeof_specifier): Likewise. Update call to
22315 groktypename. Fold expression as needed. Return expressions with
22316 type instead of adding statements.
22317 (c_parser_attributes): Update calls to c_parser_expr_list.
22318 (c_parser_statement_after_labels): Fold expression before passing
22319 to objc_build_throw_stmt.
22320 (c_parser_condition): Fold expression.
22321 (c_parser_asm_operands): Fold expression.
22322 (c_parser_conditional_expression): Use c_save_expr. Update call
22323 to build_conditional_expr.
22324 (c_parser_alignof_expression): Update call to groktypename.
22325 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22326 original_code. Fold expression argument of va_arg. Create
22327 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22328 argument to va_arg. Update calls to groktypename. Fold array
22329 index for offsetof. Verify that first argument to
22330 __builtin_choose_expr has integer type.
22331 (c_parser_postfix_expression_after_paren_type): Update calls to
22332 groktypename and build_compound_literal. Handle expressions with
22333 side effects in type name.
22334 (c_parser_postfix_expression_after_primary): Update call to
22335 c_parser_expr_list. Set original_code for calls to
22336 __builtin_constant_p.
22337 (c_parser_expr_list): Take extra parameter fold_p. Fold
22338 expressions if requested.
22339 (c_parser_objc_type_name): Update call to groktypename.
22340 (c_parser_objc_synchronized_statement): Fold expression.
22341 (c_parser_objc_receiver): Fold expression.
22342 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22343 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22344 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22345 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22346 (struct c_typespec): Add elements expr and expr_const_operands.
22347 (struct c_declspecs): Add elements expr and expr_const_operands.
22348 (groktypename, build_conditional_expr, build_compound_literal):
22350 (in_late_binary_op): Declare.
22351 * c-typeck.c (note_integer_operands): New function.
22352 (in_late_binary_op): New variable.
22353 (decl_constant_value_for_broken_optimization): Move to c-common.c
22354 and rename to decl_constant_value_for_optimization.
22355 (default_function_array_conversion): Do not strip nops.
22356 (default_conversion): Do not call
22357 decl_constant_value_for_broken_optimization.
22358 (build_array_ref): Do not fold result.
22359 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22360 result when operand is a VLA.
22361 (c_expr_sizeof_type): Update call to groktypename. Handle
22362 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22363 result when operand names a VLA type.
22364 (build_function_call): Update call to build_compound_literal.
22365 Only fold result for calls to __builtin_* functions. Strip
22366 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22367 the function designator.
22368 (convert_arguments): Fold arguments. Update call to
22369 convert_for_assignment.
22370 (build_unary_op): Handle increment and decrement of
22371 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22372 decrement earlier. Fold operand of increment and decrement.
22373 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22374 built for integer operand. Wrap returns that are INTEGER_CSTs
22375 without being integer constant expressions or that have integer
22376 constant operands without being INTEGER_CSTs.
22377 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22378 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22379 result is an integer constant expression or can be used in
22380 unevaluated parts of one and avoid folding and wrap as
22381 appropriate. Fold operands before possibly doing -Wsign-compare
22383 (build_compound_expr): Wrap result for C99 if operands can be used
22384 in integer constant expressions.
22385 (build_c_cast): Update call to digest_init. Do not ignore
22386 overflow from casting floating-point constants to integers. Wrap
22387 results that could be confused with integer constant expressions,
22388 null pointer constants or floating-point constants.
22389 (c_cast_expr): Update call to groktypename. Handle expressions
22390 included in type name.
22391 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22392 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22393 Update calls to convert_for_assignment.
22394 (convert_for_assignment): Take new parameter
22395 null_pointer_constant. Do not strip nops or call
22396 decl_constant_value_for_broken_optimization. Set
22397 in_late_binary_op for conversions to boolean.
22398 (store_init_value): Update call to digest_init.
22399 (digest_init): Take new parameter null_pointer_constant. Do not
22400 call decl_constant_value_for_broken_optimization. pedwarn for
22401 initializers not constant expressions. Update calls to
22402 convert_for_assignment.
22403 (constructor_nonconst): New.
22404 (struct constructor_stack): Add nonconst element.
22405 (really_start_incremental_init, push_init_level, pop_init_level):
22406 Handle constructor_nonconst and nonconst element.
22407 (set_init_index): Call constant_expression_warning for array
22409 (output_init_element): Fold value. Set constructor_nonconst as
22410 applicable. pedwarn for initializers not constant expressions.
22411 Update call to digest_init. Call constant_expression_warning
22412 where constant initializers are required.
22413 (process_init_element): Use c_save_expr.
22414 (c_finish_goto_ptr): Fold expression.
22415 (c_finish_return): Fold return value. Update call to
22416 convert_for_assignment.
22417 (c_start_case): Fold switch expression.
22418 (c_process_expr_stmt): Fold expression.
22419 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22420 ensure statement expression is not evaluated in constant expression.
22421 (build_binary_op): Track whether results are integer constant
22422 expressions or may occur in such, disable folding and wrap results
22423 as applicable. Fold operands for -Wsign-compare warnings unless
22425 (c_objc_common_truthvalue_conversion): Handle results folded to
22426 integer constants that are not integer constant expressions.
22427 * doc/extend.texi: Document when typeof operands are evaluated,
22428 that condition of __builtin_choose_expr is an integer constant
22429 expression, and more about use of __builtin_constant_p in
22432 2009-03-29 Richard Guenther <rguenther@suse.de>
22434 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22435 propagate addresses of array references.
22437 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22439 * regmove.c (perhaps_ends_bb_p): Remove.
22440 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22441 from INSN and check that the main loop stays within that basic block.
22442 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22443 (regmove_forward_pass): Split out from regmove_optimize. Use
22444 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22445 (regmove_backward_pass): Split out from regmove_optimize. Use
22446 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22447 (regmove_optimize): Simplify.
22449 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22452 * config/i386/i386.c (classify_argument): Ignore flexible array
22453 member in struct and warn ABI change.
22455 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22457 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22459 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22460 (ix86_adjust_cost): Updated.
22462 2009-03-29 Jan Hubicka <jh@suse.cz>
22464 PR middle-end/28850
22465 * tree-pass.h (pass_cleanup_eh): New function.
22466 (remove_unreachable_regions): Break code handling RTL
22467 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22468 that can not be reached by runtime.
22469 (can_be_reached_by_runtime): New function.
22470 (label_to_region_map): New function.
22471 (num_eh_regions): New function.
22472 (rtl_remove_unreachable_regions): New function.
22473 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22474 (remove_eh_region): New function.
22475 * except.h: Include sbitmap and vecprim.
22476 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22477 num_eh_regions): Declare.
22478 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22479 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22480 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22481 (tree_empty_eh_handler_p): New function.
22482 (cleanup_empty_eh): New function.
22483 (cleanup_eh): New function.
22484 (pass_cleanup_eh): New function.
22486 2009-03-29 Jan Hubicka <jh@suse.cz>
22488 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22489 for removed regions.
22491 2009-03-29 Jan Hubicka <jh@suse.cz>
22493 * except.c (dump_eh_tree): Dump all datastructures.
22495 2009-03-29 Jan Hubicka <jh@suse.cz>
22497 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22498 (duplicate_eh_regions_1): Likewise.
22499 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22500 vector; call EH verification.
22501 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22502 Be ready for region being removed.
22504 2009-03-29 Jan Hubicka <jh@suse.cz>
22506 * bitmap.c (bitmap_last_set_bit): New function.
22507 * bitmap.h (bitmap_last_set_bit): Declare.
22509 2009-03-29 David Ayers <ayers@fsfe.org>
22512 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22513 by calling objc_compare_types and surpress warnings about
22514 incompatible C pointers that are compatible ObjC pointers.
22516 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22518 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22519 call initialize_inline_failed.
22520 (initialize_inline_failed): Move it from here ...
22521 * cgraph.c (initialize_inline_failed): ... to here.
22522 (cgraph_create_edge): Call initialize_inline_failed rather than
22523 setting inline_failed directly.
22525 2009-03-29 Ben Elliston <bje@au.ibm.com>
22528 * sysv4.opt (msdata): Improve comment.
22529 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22530 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22532 2009-03-29 Ben Elliston <bje@au.ibm.com>
22535 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22536 load and store attributes.
22538 2009-03-29 Ben Elliston <bje@au.ibm.com>
22540 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22541 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22542 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22543 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22544 __builtin_infq and __builtin_huge_valq.
22546 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22548 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22550 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22551 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22553 2009-03-28 Xinliang David Li <davidxl@google.com>
22555 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22556 (do_dbg_cnt): New function.
22558 2009-03-28 Jan Hubicka <jh@suse.cz>
22560 Merge from pretty-ipa:
22562 2009-03-27 Jan Hubicka <jh@suse.cz>
22564 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22565 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22566 * passes.c (function_called_by_processed_nodes_p): New.
22567 * ipa-pure-const.c (check_call): Fix handling of operands.
22568 (analyze_function): Dump debug output for skipped bodies.
22569 (local_pure_const): Use function_called_by_processed_nodes_p.
22570 * dwarf2out.c (reference_to_unused): Use output.
22571 * passes.c (do_per_function_toporder): Likewise.
22573 2008-11-12 Jan Hubicka <jh@suse.cz>
22575 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22576 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22577 state_set_in_source enum
22578 (check_decl): Ignore memory tags; do not set fake looping flags;
22580 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22581 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22582 (check_call, analyze_function): Rewrite.
22584 (add_new_function): Update call of analyze_function.
22585 (generate_summary): Add call of analyze_function.
22586 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22587 (local_pure_const): New function.
22588 (pass_local_pure_const): New pass.
22589 * ipa-inline.c (inline_transform): Set after_inlining.
22590 * tree-eh.c (stmt_can_throw_external): New.
22591 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22592 work with aliasing built.
22593 * tree-flow.h (stmt_can_throw_external): New.
22594 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22595 and local pure/const pass in early and late optimization queue.
22597 2009-03-28 Martin Jambor <mjambor@suse.cz>
22599 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22601 (fold_binary): Allow function decl aligment consideration is the
22602 second argument is integer constant one.
22603 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22604 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22605 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22607 2009-03-28 Jan Hubicka <jh@suse.cz>
22609 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22610 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22611 * function.h (rtl_data): Add nothrow flag.
22612 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22613 set DECL_NOTHROW for AVAILABLE functions.
22615 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22617 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22618 following vector keyword has expansion starting with pixel or bool
22619 keyword, expand vector to __vector and pixel or bool to __pixel or
22623 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22624 warn_if_disallowed_function_p): Removed.
22625 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22626 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22627 warning_if_disallowed_function_p.
22628 * flags.h (warn_if_disallowed_function_p,
22629 warn_disallowed_functions): Removed.
22630 * common.opt (Wdisallowed-function-list=): Removed.
22631 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22633 2009-03-28 Richard Guenther <rguenther@suse.de>
22635 PR tree-optimization/38723
22636 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22639 2009-03-28 Jan Hubicka <jh@suse.cz>
22641 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22642 test introduced by my previous patch.
22644 2009-03-28 Richard Guenther <rguenther@suse.de>
22646 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22647 the PHIs value undefined.
22649 2009-03-28 Jan Hubicka <jh@suse.cz>
22651 * tree-pass.h (pass_fixup_cfg): New pass.
22652 * ipa-inline.c (inline_transform): Set
22653 always_inline_functions_inlined/after_inlining.
22654 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22655 (pass_fixup_cfg): New pass.
22656 * passes.c (init_optimization_passes): Add fixup_cfg.
22658 2009-03-28 Richard Guenther <rguenther@suse.de>
22660 PR tree-optimization/38458
22661 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22662 argument use the arguments copy-of value.
22664 2009-03-28 Richard Guenther <rguenther@suse.de>
22666 PR tree-optimization/38180
22667 * tree-ssa-ccp.c (get_default_value): Simplify.
22668 (likely_value): Likewise.
22669 (surely_varying_stmt_p): Properly handle VOP case.
22670 (ccp_initialize): Likewise.
22671 (ccp_fold): Handle propagating through *&.
22672 (fold_const_aggregate_ref): Also handle decls.
22674 2009-03-28 Jan Hubicka <jh@suse.cz>
22676 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22677 * cgraph.h (cgraph_node): Likewise.
22678 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22679 (cgraph_reset_node): Use process flag.
22680 (cgraph_mark_functions_to_output): Likewise.
22681 (cgraph_expand_function): Likewise.
22682 (cgraph_expand_all_functions): Likewise.
22683 (cgraph_output_in_order): Likewise.
22684 * dwarf2out.c (reference_to_unused): Likewise.
22685 * passes.c do_per_function_toporder): Likewise.
22687 2009-03-28 Jan Hubicka <jh@suse.cz>
22689 Bring from lto-branch:
22691 2008-09-03 Doug Kwan <dougkwan@google.com>
22693 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22694 enums instead of reason strings.
22695 * cgraph.c (cgraph_create_edge): Same.
22696 (cgraph_inline_failed_string): New function.
22697 * cgraph.h (cgraph_inline_failed_t): New enum type.
22698 (cgraph_inline_failed_string): New prototype.
22699 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22700 char pointer to cgraph_inline_failed_t.
22701 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22702 (cgraph_default_inline_p): Ditto.
22703 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22704 to cgraph_inline_failed_t pointer.
22705 * cif-code.def: New file.
22706 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22708 (cgraph_check_inline_limits): Change type of REASON to pointer to
22709 cgraph_inline_failed_t. Replace reason strings with enums.
22710 (cgraph_default_inline_p): Ditto.
22711 (cgraph_recursive_inlining_p): Ditto.
22712 (update_caller_keys): Change type of FAILED_REASON to
22713 cgraph_inline_failed_t.
22714 (cgraph_set_inline_failed): Change type of REASON to pointer to
22715 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22716 convert enums to strings for text output.
22717 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22718 to be of type cgraph_inline_failed_t. Replace reason strings with
22719 enums. Call cgraph_inline_failed_string to covert enums
22720 to strings for text output.
22721 (cgraph_decide_inlining): Replace reason strings with enums.
22722 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22723 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22725 * tree-inline.c (expand_call_inline): Change type of REASON
22726 to cgraph_inline_failed_t. Replace reason strings with enums.
22727 Call cgraph_inline_failed_string for text output.
22728 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22731 2009-03-28 Jan Hubicka <jh@suse.cz>
22733 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22734 cgraph_clone_node): Remove master clone handling.
22735 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22736 * cgraph.h (master_clone): Remove.
22737 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22738 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22739 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22741 2009-03-28 Jan Hubicka <jh@suse.cz>
22743 * cgraph.c (cgraph_function_body_availability): Functions declared
22744 inline are always safe to assume that it is not going to be replaced.
22746 2009-03-28 Richard Guenther <rguenther@suse.de>
22748 PR tree-optimization/38513
22749 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22750 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22751 EXC_PTR_EXPR and FILTER_EXPR.
22752 (get_ref_from_reference_ops): Likewise.
22754 2009-03-28 Richard Guenther <rguenther@suse.de>
22756 PR tree-optimization/38968
22757 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22758 Use FLOOR_MOD_EXPR to compute misalignment.
22760 2009-03-28 Richard Guenther <rguenther@suse.de>
22762 PR tree-optimization/37795
22763 * tree.h (combine_comparisons): Declare.
22764 * fold-const.c (combine_comparisons): Export.
22765 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22767 (ifcombine_iforif): Use combine_comparisons.
22769 2009-03-28 Jan Hubicka <jh@suse.cz>
22771 * tree-eh.c (inlinable_call_p): New function.
22772 (make_eh_edges): Use it.
22773 (verify_eh_edges): Use it.
22774 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22775 * except.c (reachable_next_level): Add inlinable_function argument
22776 (sjlj_find_directly_reachable_regions): Update.
22777 (add_reachable_handler): Do not set saw_any_handlers.
22778 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22779 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22780 Add new inlinable call parameter.
22781 (can_throw_internal, can_throw_external): Update.
22782 * except.h (can_throw_internal_1, can_throw_external_1,
22783 foreach_reachable_handler): Update declaration.
22785 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22787 * config/arm/t-arm-coff, config/h8300/coff.h,
22788 config/i386/i386-aout.h, config/i386/i386-coff.h,
22789 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22790 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22791 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22792 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22793 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22794 sys-types.h: Remove.
22795 * Makefile.in: Remove protoize and fixproto support and references
22797 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22798 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22800 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22801 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22802 unprotoize$(exeext).
22803 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22804 (.PHONY): Don't depend on proto.
22805 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22806 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22807 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22808 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22809 build/gen-protos.o, build/scan.o, xsys-protos.h,
22810 build/fix-header$(build_exeext), build/fix-header.o,
22811 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22812 stmp-install-fixproto): Remove.
22813 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22814 SYSCALLS.c or fixproto files.
22815 (install-common): Don't install protoize.
22816 (install-headers-tar, install-headers-cpio, install-headers-cp):
22817 Don't depend on $(STMP_FIXPROTO).
22818 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22819 install fixproto files or write out fixproto settings.
22820 (uninstall): Don't uninstall protoize.
22821 * config.gcc (use_fixproto): Remove.
22822 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22823 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22824 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22825 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22826 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22827 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22828 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22829 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22830 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22831 * config/t-vxworks (STMP_FIXPROTO): Remove.
22832 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22833 STMP_FIXPROTO): Remove.
22834 * config.in, configure: Regenerate.
22835 * crtstuff.c (gid_t, uid_t): Don't undefine.
22836 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22837 (arm-*-coff, arm-*-aout: Remove target entries.
22838 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22839 Remove mention of AIX 4.1.
22840 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22841 * doc/invoke.texi (Running Protoize): Remove.
22842 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22843 (Protoize Caveats): Remove.
22844 * tsystem.h: Update comments on headers assumed to exist.
22846 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22848 * genautomata.c: Add a new year to the copyright. Add a new
22850 (struct insn_reserv_decl): Add comments for member bypass_list.
22851 (find_bypass): Remove.
22852 (insert_bypass): New.
22853 (process_decls): Use insert_bypass.
22854 (output_internal_insn_latency_func): Output all bypasses with the
22855 same input insn in one switch case.
22857 * rtl.def (define_bypass): Describe bypass choice.
22858 * doc/md.texi (define_bypass): Ditto.
22860 2009-03-27 Richard Guenther <rguenther@suse.de>
22862 * gimplify.c (mark_addressable): Export.
22863 * tree-flow.h (mark_addressable): Declare.
22864 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22865 * tree-ssa.c (verify_phi_args): Verify that address taken
22866 variables have TREE_ADDRESSABLE set.
22868 2009-03-27 Richard Guenther <rguenther@suse.de>
22870 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22871 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22872 Do not mark decls TREE_ADDRESSABLE.
22873 (build_fold_addr_expr): Adjust.
22874 (fold_addr_expr): Remove.
22875 (fold_unary): Use build_fold_addr_expr.
22876 (fold_comparison): Likewise.
22877 (split_address_to_core_and_offset): Likewise.
22878 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22880 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22881 (gimplify_modify_expr_to_memcpy): Mark source and destination
22883 * omp-low.c (create_omp_child_function): Mark the object decl
22885 (lower_rec_input_clauses): Mark the var we take the address of
22887 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22889 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22891 PR middle-end/39315
22892 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22893 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22895 2009-03-27 Richard Guenther <rguenther@suse.de>
22897 PR tree-optimization/39120
22898 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22900 (handle_lhs_call): Process return constraints. Add escape
22901 constraints if necessary.
22902 (handle_const_call): Fill out return constraints. Make nested
22903 case more precise. Avoid consttmp if possible.
22904 (handle_pure_call): Fill out return constraints. Avoid
22905 callused if possible.
22906 (find_func_aliases): Simplify call handling.
22908 2009-03-27 Richard Guenther <rguenther@suse.de>
22910 PR tree-optimization/39120
22911 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22912 as a representative.
22913 (solve_graph): Do propagate CALLUSED.
22914 (handle_pure_call): Use a scalar constraint from CALLUSED for
22916 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22919 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22922 * c-common.c (handle_aligned_attribute): Properly check alignment
22923 overflow. Use (1U << i) instead of (1 << i).
22925 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22927 * expr.h (get_mem_align_offset): Updated.
22929 * tree.h (tree_decl_common): Change align to "unsigned int" and
22930 move it before pointer_alias_set.
22932 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22933 Jakub Jelinek <jakub@redhat.com>
22936 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22937 gr_register_operand with gr_reg_or_0_operand.
22938 (cmpxchg_rel_di): Likewise.
22939 (sync_lock_test_and_set<mode>): Likewise.
22941 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22943 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22944 (true_regnum): Likewise.
22946 * rtlanal.c (subreg_info): Moved to ...
22947 * rtl.h (subreg_info): Here. New.
22948 (subreg_get_info): New.
22950 * rtlanal.c (subreg_get_info): Make it extern.
22952 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22955 * config/i386/i386.c (ix86_abi): New.
22956 (override_options): Handle -mabi=.
22957 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22958 (ix86_call_abi_override): Likewise.
22959 (init_cumulative_args): Likewise.
22960 (function_arg_advance): Likewise.
22961 (function_arg_64): Likewise.
22962 (function_arg): Likewise.
22963 (ix86_pass_by_reference): Likewise.
22964 (ix86_function_value_regno_p): Likewise.
22965 (ix86_build_builtin_va_list_abi): Likewise.
22966 (setup_incoming_varargs_64): Likewise.
22967 (is_va_list_char_pointer): Likewise.
22968 (ix86_init_machine_status): Likewise.
22969 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22970 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22971 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22972 (ix86_function_abi): Make it static and return enum calling_abi.
22973 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22975 (ix86_fn_abi_va_list): Updated.
22977 * config/i386/i386.h (ix86_abi): New.
22978 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22979 (CONDITIONAL_REGISTER_USAGE): Likewise.
22980 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22981 (machine_function): Likewise.
22983 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22985 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22986 (STACK_BOUNDARY): Likewise.
22987 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22989 * config/i386/i386.opt (mabi=): New.
22991 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22992 return enum calling_abi.
22993 (ix86_function_type_abi): Likewise.
22994 (ix86_function_abi): Removed.
22996 * doc/invoke.texi: Document -mabi= option for x86.
22998 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23000 * builtins.c (real_dconstp): Delete.
23001 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23003 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23004 Jakub Jelinek <jakub@redhat.com>
23007 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23008 (gen_subprogram_die): When a function is explicit, generate the
23009 DW_AT_explicit attribute.
23010 * langhooks.h (struct lang_hooks_for_decls): Add
23011 function_decl_explicit_p langhook.
23012 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23013 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23015 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23017 * builtins.c (fold_builtin_memory_op): Optimize memmove
23018 into memcpy if we can prove source and destination don't overlap.
23020 * tree-inline.c: Include gt-tree-inline.h.
23021 (clone_fn_id_num): New variable.
23022 (clone_function_name): New function.
23023 (tree_function_versioning): Use it.
23024 * Makefile.in (GTFILES): Add tree-inline.c.
23026 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23028 * BASE-VER: Change to 4.5.0.
23030 2009-03-27 Xinliang David Li <davidxl@google.com>
23032 PR tree-optimization/39557
23033 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23035 2009-03-27 Xinliang David Li <davidxl@google.com>
23037 PR tree-optimization/39548
23038 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23041 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23043 * c-common.c (pointer_int_sum): Use %wd on return from
23046 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23048 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23049 on return from tree_low_cst.
23051 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23054 * ginclude/stdarg.h (va_copy): Define also for
23055 __GXX_EXPERIMENTAL_CXX0X__.
23057 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23060 * builtins.h (c_strlen): Do not warn here.
23061 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23062 * c-common.c (pointer_int_sum): Take an explicit location.
23063 Warn about offsets out of bounds.
23064 * c-common.h (pointer_int_sum): Adjust declaration.
23066 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23068 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23071 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23074 * opts.c (warn_if_disallowed_function_p): Don't assume
23075 get_callee_fndecl must return non-NULL.
23077 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23079 PR rtl-optimization/39522
23080 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23081 when reg_reloaded_valid is set.
23083 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23085 * config/spu/divv2df3.c: New file.
23086 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23087 (DPBIT_FUNCS): Filter out _div_df.
23089 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23091 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23092 a jump insn, count that jump in the distance to the loop start.
23094 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23097 * config/sh/sh.c (calc_live_regs): Fix condition for global
23098 registers except PIC_OFFSET_TABLE_REGNUM.
23100 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23103 * doc/invoke.texi (-mconsole): New.
23105 (-mno-cygwin): New.
23107 (-mnop-fun-dllimport): New.
23111 (sub section "i386 and x86-64 Windows Options"): New.
23113 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23115 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23116 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23118 2009-03-25 Richard Guenther <rguenther@suse.de>
23120 PR middle-end/39497
23121 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23124 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23126 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23127 neither of haifa/selective schedulers are working.
23129 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23131 * doc/invoke.texi (Debugging Options): Fix description of
23132 -fno-merge-debug-strings.
23134 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23136 * config/cris/libgcc.ver: New version-script.
23137 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23139 * configure.ac <GAS features, nop mnemonic>: Add pattern
23140 crisv32-*-* for "nop".
23141 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23142 * configure: Regenerate.
23144 2009-03-24 Ira Rosen <irar@il.ibm.com>
23146 PR tree-optimization/39529
23147 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23148 mark_sym_for_renaming for the tag copied to the new vector
23151 2009-03-24 Arthur Loiret <aloiret@debian.org>
23153 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23154 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23155 EXTRA_SPEC_FUNCTIONS.
23156 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23157 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23158 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23159 -march and -mtune options.
23161 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23163 * config/m68k/t-rtems: Add m5329 multilib.
23165 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23166 Jakub Jelinek <jakub@redhat.com>
23169 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23172 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23175 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23176 instead of c_parser_expression_conv, if original_code isn't one of the
23177 4 allowed comparison codes, fail.
23179 2009-03-23 Richard Guenther <rguenther@suse.de>
23181 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23182 * tree.h (struct tree_type): Likewise.
23183 * reload.h (struct insn_chain): Likewise.
23184 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23185 * function.h (struct function): Likewise.
23186 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23188 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23190 PR tree-optimization/39516
23191 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23193 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23195 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23196 should be set true if BITS_PER_WORD of target is bigger than 32
23198 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23200 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23201 Translate -B-options to -rpath-link. Correct existing
23202 rpath-link and conditionalize on !nostdlib.
23204 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23206 * doc/extend.texi (Function Attributes, Variable Attributes):
23208 * doc/invoke.texi (Debugging Options, Optimize Options)
23209 (i386 and x86-64 Options, MCore Options): Likewise.
23211 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23214 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23215 it for block local namespace aliases.
23216 (gen_decl_die): Pass context_die to gen_namespace_die.
23218 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23221 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23222 minimum or maximum value.
23224 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23226 * reginfo.c (globalize_reg): Recompute derived reg sets.
23228 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23231 * libgcc2.c (mprotect): Do not use signed arguments for
23232 VirtualProtect, use DWORD arguments. Also fix the 'may
23233 be used uninitialized' warning for the np variable.
23235 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23238 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23239 functions using regparm calling conventions when not optimizing.
23240 (ix86_function_sseregparm): Similarly for sseregparm calling
23243 2009-03-19 Li Feng <nemokingdom@gmail.com>
23245 PR middle-end/39500
23246 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23247 dependence if the first conflict is after niter iterations.
23249 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23251 PR middle-end/38609
23252 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23253 functions with dynamic stack-pointer adjustments.
23255 2009-03-19 Ben Elliston <bje@au.ibm.com>
23257 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23258 option; change to -msdata=data.
23260 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23262 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23265 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23268 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23270 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23272 * doc/invoke.texi (Code Gen Options): Expand discussion of
23275 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23277 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23278 * matrix-reorg.c (struct matrix_info): Likewise.
23279 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23280 * rtl.h (struct mem_attrs): Likewise.
23281 * df.h (struct df): Likewise.
23282 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23283 * ira-int.h (struct ira_allocno): Likewise.
23284 * df-scan.c (struct df_collection_rec): Likewise.
23285 * ira.c (struct equivalence): Likewise.
23286 * function.c (struct temp_slot): Likewise.
23287 * cfgloop.h (struct loop): Likewise.
23290 * function.c (use_register_for_decl): When not optimizing, disregard
23291 register keyword for variables with types containing methods.
23293 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23295 PR middle-end/39447
23296 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23297 (is_simple_operand): Call contains_component_ref_p before calling data
23298 reference analysis that would fail on COMPONENT_REFs.
23300 * tree-vrp.c (search_for_addr_array): Fix formatting.
23302 2009-03-18 Richard Guenther <rguenther@suse.de>
23304 * tree-vect-transform.c (vect_loop_versioning): Fold the
23305 generated comparisons.
23306 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23307 (slpeel_tree_peel_loop_to_edge): Likewise.
23309 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23311 PR middle-end/37805
23312 * opts.c (print_specific_help): In addition to `undocumented',
23313 accept `separate' and `joined' flags if passed alone. Describe
23314 output by the first matched one of those.
23315 (common_handle_option): Skip over empty strings.
23316 * gcc.c (display_help): Fix help string for `--help='.
23317 * doc/invoke.texi (Option Summary, Overall Options): With
23318 `--help=', classes and qualifiers can both be repeated, but
23319 only the latter can be negated. One should not pass only
23320 negated qualifiers. Fix markup and examples.
23323 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23324 PR middle-end/37805
23325 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23326 and -fhelp=separate.
23328 2009-03-17 Jing Yu <jingyu@google.com>
23330 PR middle-end/39378
23331 * function.h (struct rtl_data): Move is_thunk from here...
23332 (struct function): ...to here.
23333 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23334 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23336 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23338 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23339 (alpha_output_function_end_prologue): Likewise.
23340 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23341 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23342 (rs6000_output_function_epilogue): Likewise.
23343 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23345 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23348 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23349 from different units in a single alternative.
23350 (*truncdfsf_i387): Ditto.
23351 (*truncxfsf2_mixed): Ditto.
23352 (*truncxfdf2_mixed): Ditto.
23354 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23356 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23357 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23360 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23361 unused non-artificial variables when not optimizing.
23364 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23365 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23366 NAMESPACE_DECL in its DECL_INITIAL.
23368 PR middle-end/39443
23369 * optabs.c (set_user_assembler_libfunc): New function.
23370 * expr.h (set_user_assembler_libfunc): New prototype.
23371 * c-common.c: Include libfuncs.h.
23372 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23373 for memcmp, memset, memcpy, memmove and abort.
23374 * Makefile.in (c-common.o): Depend on libfuncs.h.
23377 * dwarf2out.c (gen_inlined_enumeration_type_die,
23378 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23379 gen_tagged_type_instantiation_die): Removed.
23380 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23383 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23386 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23388 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23389 (check-parallel-%): Ditto.
23390 (check-consistency): Ditto.
23392 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23394 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23395 local variable rhs by NULL_TREE.
23397 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23400 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23402 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23405 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23407 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23410 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23411 for ms->sysv ABI calls only in 64bit mode.
23413 * config/i386/i386.md (untyped_call): Support 32bit.
23415 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23417 * doc/extend.texi: Replace x86_65 with x86_64.
23419 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23421 PR tree-optimization/39455
23422 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23423 mismatches for POINTER_TYPE_P (type).
23424 (number_of_iterations_le): Likewise.
23426 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23428 * config/picochip/picochip.c: Removed profiling support.
23429 * config/picochip/picochip.md: Removed profiling instruction.
23430 * config/picochip/picochip.h: Removed profiling builtin.
23432 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23434 * doc/install.texi (--with-host-libstdcxx): Document.
23436 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23439 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23440 generate a warning if the function name does not begin with
23441 "__vector" and the function has either the 'signal' or 'interrupt'
23442 attribute, from here to ...
23443 (avr_declare_function_name): ...here. New function.
23444 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23445 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23447 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23450 * cse.c (fold_rtx): Don't modify original const_arg1 when
23451 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23452 separate variable instead.
23453 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23454 from out of range shift counts.
23455 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23457 2009-03-13 Catherine Moore <clm@codesourcery.com>
23459 * config/i386/x-mingw32 (host-mingw32.o): Replace
23460 diagnostic.h with $(DIAGNOSTIC_H).
23462 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23465 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23467 * config/i386/sync.md (sync_compare_and_swap<mode>,
23468 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23469 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23471 (sync_double_compare_and_swapdi_pic,
23472 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23473 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23475 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23478 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23480 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23483 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23484 (avx_addsubv4df3): Likewise.
23485 (*avx_addsubv4sf3): Likewise.
23486 (sse3_addsubv4sf3): Likewise.
23488 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23491 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23493 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23496 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23497 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23498 registers for allocnos created from user-defined variables.
23500 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23503 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23504 of non-integer mode as well.
23506 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23508 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23509 for functions for which the parameter types are unknown.
23511 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23514 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23515 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23516 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23517 * config/i386/i386.c (ix86_local_alignment): For
23518 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23519 long long variables on the stack to avoid dynamic realignment.
23520 Allow the first argument to be a decl rather than type.
23521 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23523 2009-03-11 Nick Clifton <nickc@redhat.com>
23526 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23528 Add description to mno-lsim option.
23529 * config/mcore/mcore.h: Remove comment about deprecated m4align
23531 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23532 * doc/invoke.texi: Add description of mno-lsim and
23533 mstack-increment options.
23535 * config/fr30/fr30.opt: Document the -mno-lsim option.
23536 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23537 and -mno-lsim options.
23539 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23541 * fold-const.c (fold_comparison): Only call fold_inf_compare
23542 if the mode supports infinities.
23544 2009-03-11 Jason Merrill <jason@redhat.com>
23547 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23548 end already did. Notice GIMPLE_CALL modifications of the result.
23549 Don't copy debug information from an ignored decl or a decl from
23552 2009-03-10 Richard Guenther <rguenther@suse.de>
23553 Nathan Froyd <froydnj@codesourcery.com>
23555 PR middle-end/37850
23556 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23557 (__divMODE3): Likewise.
23559 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23561 PR tree-optimization/39394
23562 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23563 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23565 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23567 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23568 inline asms for register asm ("") declarations.
23570 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23572 * fold-const.c (fold_unary): Fix comment.
23574 2009-03-07 Jan Hubicka <jh@suse.cz>
23577 * tree-inline.c (setup_one_parameter): Do replacement of const
23578 argument by constant in SSA form.
23580 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23582 PR middle-end/38028
23583 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23584 determine alignment passed to assign_stack_local.
23585 (assign_parms_unsplit_complex): Likewise.
23586 * except.c (sjlj_build_landing_pads): Likewise.
23588 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23590 PR middle-end/39360
23591 * tree-flow.h (add_referenced_var): Return bool instead of void.
23592 * tree-dfa.c (add_referenced_var): Return result of
23593 referenced_var_check_and_insert call.
23594 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23595 of referenced_var_check_and_insert.
23598 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23599 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23600 DIE, don't emit it if abstract origin already has it.
23601 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23602 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23604 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23606 * genpreds.c (needs_variable): Fix parentheses at variable name
23608 (write_tm_constrs_h): Indent generated code.
23610 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23612 * doc/extend.texi (Function Attributes): Add documentation
23613 for isr attributes.
23615 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23618 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23619 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23621 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23623 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23626 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23629 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23630 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23632 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23634 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23635 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23636 constants instead of magic numbers.
23637 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23639 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23640 (x86_64_ms_abi_int_parameter_registers): Ditto.
23641 (x86_64_int_return_registers): Ditto.
23642 (ix86_maybe_switch_abi): Ditto.
23643 (ix86_expand_call): Ditto for clobbered_registers array.
23644 (ix86_hard_regno_mode_ok): Ditto.
23645 (x86_extended_QIreg_mentioned_p): Ditto.
23647 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23649 PR tree-optimization/39349
23650 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23652 * combine.c (gen_lowpart_for_combine): Use omode when generating
23655 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23657 PR rtl-optimization/39235
23658 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23660 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23662 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23664 2009-03-04 Richard Guenther <rguenther@suse.de>
23666 PR tree-optimization/39362
23667 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23668 that occur in abnormal PHIs should be varying.
23670 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23672 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23674 (simple_iv): Take loop as an argument instead of statement.
23675 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23676 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23678 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23680 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23681 * matrix-reorg.c (analyze_transpose): Ditto.
23682 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23683 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23684 * tree-predcom.c (ref_at_iteration): Ditto.
23685 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23687 2009-03-04 Richard Guenther <rguenther@suse.de>
23689 PR tree-optimization/39358
23690 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23691 escaped_id and callused_id.
23692 (solve_graph): Likewise.
23694 2009-03-04 Richard Guenther <rguenther@suse.de>
23696 PR tree-optimization/39339
23697 * tree-sra.c (try_instantiate_multiple_fields): Make it
23698 no longer ICE on the above.
23700 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23702 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23703 that fits within Pmode.
23705 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23707 PR middle-end/10109
23708 * tm.texi (LIBCALL_VALUE): Update description.
23710 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23712 PR middle-end/34443
23713 * doc/extend.texi (section): Update description.
23715 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23717 PR middle-end/39345
23718 * tree-inline.c (remapped_type): New.
23719 (can_be_nonlocal): Call remapped_type instead of remap_type.
23721 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23724 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23725 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23727 2009-03-03 Richard Guenther <rguenther@suse.de>
23729 PR middle-end/39272
23730 * tree.c (tree_nonartificial_location): New function.
23731 * tree.h (tree_nonartificial_location): Declare.
23732 * builtins.c (expand_builtin_memory_chk): Provide location
23733 of the call location for artificial function pieces.
23734 (maybe_emit_chk_warning): Likewise.
23735 (maybe_emit_sprintf_chk_warning): Likewise.
23736 (maybe_emit_free_warning): Likewise.
23737 * expr.c (expand_expr_real_1): Likewise.
23739 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23741 PR tree-optimization/39343
23742 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23743 COMPONENT_REF t has ARRAY_TYPE.
23745 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23747 PR middle-end/39335
23748 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23749 when the type precision of the induction variable should be
23750 larger than the type precision of nit.
23751 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23752 * graphite.c (graphite_loop_normal_form): Same.
23753 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23755 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23757 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23758 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23759 numbers to describe clobbered registers.
23760 (*call_value_0_rex64_ms_sysv): Ditto.
23761 * config/i386/mmx.md (mmx_emms): Ditto.
23762 (mmx_femms): Ditto.
23764 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23766 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23769 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23771 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23772 (spu_section_type_flags): New function.
23774 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23776 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23777 reg_class_contents of FLOAT_REGS into a temporary.
23779 2009-03-02 Richard Guenther <rguenther@suse.de>
23780 Ira Rosen <irar@il.ibm.com>
23782 PR tree-optimization/39318
23783 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23784 information to the vectorized statement.
23786 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23788 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23789 variable. Use defined names instead of magic constants for REX SSE
23792 2009-03-01 Richard Guenther <rguenther@suse.de>
23794 PR tree-optimization/39331
23795 * omp-low.c (lower_send_shared_vars): Do not receive new
23796 values for the reference of DECL_BY_REFERENCE parms or results.
23798 2009-03-01 Jan Hubicka <jh@suse.cz>
23801 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23802 BLOCK_NONLOCALIZED_VAR): New macros.
23803 (tree_block): Add nonlocalized_vars.
23804 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23805 gen_decl_die): Add origin argument. Allow generation of die with
23806 origin at hand only.
23807 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23808 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23810 (gen_block_die): Fix checking for unused blocks.
23811 (process_scope_var): Break out from .... ; work with origins only.
23812 (decls_for_scope) ... here; process nonlocalized list.
23813 (dwarf2out_ignore_block): Look for nonlocalized vars.
23814 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23816 (dump_scope_block): Dump them.
23817 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23818 (remap_block): Likewise.
23819 (can_be_nonlocal): New predicate.
23820 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23822 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23824 * configure: Regenerate.
23826 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23828 * optc-gen.awk: No need to duplicate option flags twice.
23829 Reuse help texts for duplicate options which do not have any.
23831 * gcc.c (display_help): Document --version.
23833 * gcc.c (main): If print_help_list and verbose_flag, ensure
23834 driver output comes before subprocess output.
23836 * optc-gen.awk: Assign all remaining fields to help string,
23837 space-separated, for multi-line help in *.opt.
23839 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23840 -Wno-pedantic-ms-format is for MinGW targets only.
23842 * doc/options.texi (Option file format): Fix bad indentation,
23843 restoring dropped sentence.
23845 2009-02-28 Jan Hubicka <jh@suse.cz>
23847 * tree-inline.c (tree_function_versioning): Output debug info.
23849 2009-02-28 Jan Hubicka <jh@suse.cz>
23852 * tree-inline.c (setup_one_parameter): Do not copy propagate
23853 arguments when not optimizing.
23855 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23858 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23859 (avx_addsubv4df3): Likewise.
23860 (*avx_addsubv4sf3): Likewise.
23861 (sse3_addsubv4sf3): Likewise.
23862 (*avx_addsubv2df3): Likewise.
23863 (sse3_addsubv2df3): Likewise.
23864 (avx_unpckhps256): Correct item selectors.
23865 (avx_unpcklps256): Likewise.
23866 (avx_unpckhpd256): Likewise.
23867 (avx_unpcklpd256): Likewise.
23869 2009-02-28 Jan Hubicka <jh@suse.cz>
23871 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23873 (copy_arguments_for_versioning): If var is declared don't declare it.
23874 (tree_function_versioning): First setup substitutions and then copy
23877 2009-02-27 Jan Hubicka <jh@suse.cz>
23880 * cgraph.h (varpool_output_debug_info): Remove.
23881 * cgraphunit.c (varpool_output_debug_info): Remove.
23882 * dwarf2out.c (deferred_locations_struct): New struct
23883 (deferred_locations): New type.
23884 (deferred_locations_list): New static var.
23885 (deffer_location): New function.
23886 (gen_variable_die): Use it.
23887 (decls_for_scope): Output info on local static vars.
23888 (dwarf2out_finish): Process deferred locations.
23889 * varpool.c (varpool_output_debug_info): Remove.
23891 2009-02-27 Jan Hubicka <jh@suse.cz>
23894 * tree.h (TREE_PROTECTED): Fix comment.
23895 (BLOCK_HANDLER_BLOCK): Remove.
23896 (struct tree_block): Remove handler_block add body_block.
23897 (inlined_function_outer_scope_p): New.
23898 (is_body_block): Remove.
23899 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23900 * dwarf2out.c (is_inlined_entry_point): Remove.
23901 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23902 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23904 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23905 * gimplify.c (gimplify_expr): Gimplify body blocks.
23906 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23907 block with multiple subblocks.
23908 (dump_scope_block): Prettier output; dump more flags and info.
23909 (dump_scope_blocks): New.
23910 (remove_unused_locals): Use dump_scope_blocks.
23911 * tree-flow.h (dump_scope_blocks): Declare.
23912 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23913 * stmt.c (is_body_block): Remove.
23914 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23915 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23917 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23919 PR middle-end/39308
23920 * graphite.c (graphite_loop_normal_form): Do not call
23921 number_of_iterations_exit from a gcc_assert.
23923 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23925 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23926 jumps if COND is NULL.
23927 (find_cond_jump): New function.
23928 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23929 * config/s390/s390.md: Remove z10_cobra attribute value.
23931 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23933 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23934 force_const_mem returns NULL_RTX.
23936 2009-02-26 Jan Hubicka <jh@suse.cz>
23939 * cgraph.h (varpool_output_debug_info): Remove.
23940 * cgraphunit.c (varpool_output_debug_info): Remove.
23941 * dwarf2out.c (deferred_locations_struct): New struct
23942 (deferred_locations): New type.
23943 (deferred_locations_list): New static var.
23944 (deffer_location): New function.
23945 (gen_variable_die): Use it.
23946 (decls_for_scope): Output info on local static vars.
23947 (dwarf2out_finish): Process deferred locations.
23948 * varpool.c (varpool_output_debug_info): Remove.
23950 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23952 PR rtl-optimization/39241
23953 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23954 to subreg_offset_representable_p.
23956 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23958 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23959 execute function prototype. Get f and nregs from max_reg_num
23960 and get_insns. Remove the first backward pass as it's dead,
23961 guard the forward pass by flag_expensive_optimizations.
23962 (rest_of_handle_regmove): Delete.
23963 (pass_regmove): Replace it with regmove_optimize.
23965 2009-02-25 Martin Jambor <mjambor@suse.cz>
23967 PR tree-optimization/39259
23968 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23969 calls_alloca function flags.
23970 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23971 calls are detected.
23973 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23975 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23976 flags_set_1_rtx, flags_set_1_set): Delete.
23977 (regmove_optimize): Do not call mark_flags_life_zones.
23979 2009-02-24 Julian Brown <julian@codesourcery.com>
23982 * config/arm/arm.c (require_pic_register): Only set
23983 cfun->machine->pic_reg once per function.
23985 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23987 * doc/invoke.texi (Link Options): Document an easier way to pass
23988 options that take arguments to the GNU linker using -Xlinker and -Wl.
23990 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23993 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23995 2009-02-24 Richard Guenther <rguenther@suse.de>
23998 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24000 2009-02-24 Richard Guenther <rguenther@suse.de>
24001 Zdenek Dvorak <ook@ucw.cz>
24003 PR tree-optimization/39233
24004 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24005 from converting them to a generic type.
24007 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24009 PR tree-optimization/39260
24010 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24011 contains a condition with a real type.
24012 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24014 2009-02-23 Jason Merrill <jason@redhat.com>
24017 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24018 narrowing_initializer_constant_valid_p.
24019 (narrowing_initializer_constant_valid_p): Don't return
24020 null_pointer_node for adding a pointer to itself.
24022 2009-02-23 Jan Hubicka <jh@suse.cz>
24025 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24028 2009-02-23 Jan Hubicka <jh@suse.cz>
24030 PR tree-optimization/37709
24031 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24032 * tree.h (block_ultimate_origin): Declare.
24033 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24034 * tree-ssa-live.c (remove_unused_scope_block_p):
24035 Eliminate blocks containig no instructions nor live variables nor
24037 (dump_scope_block): New function.
24038 (remove_unused_locals): Enable removal of dead blocks by default;
24039 enable dumping at TDF_DETAILS.
24041 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24043 * config/i386/i386.c (classify_argument): Don't allow COImode
24045 (function_arg_advance_32): Don't allow OImode.
24046 (function_arg_32): Likewise.
24047 (function_value_32): Likewise.
24048 (return_in_memory_32): Likewise.
24049 (function_arg_64): Remove OImode comment.
24051 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24054 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24055 ix86_expand_vector_set for V4DImode in 64bit mode only.
24056 (ix86_expand_vector_init_one_var): Likewise.
24058 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24060 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24062 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24065 * loop-iv.c: Revert last change.
24066 * emit-rtl.c: Likewise.
24068 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24071 * config/i386/i386.c (type_natural_mode): Remove an extra
24072 space in the warning message.
24073 (function_value_32): Handle 32-byte vector modes.
24074 (return_in_memory_32): Likewise.
24076 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24078 * loop-iv.c (truncate_value): New function.
24079 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24081 (lowpart_subreg): Move to...
24082 * emit-rtl.c: ...here.
24084 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24086 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24087 accidental and undocumented change at revision 140860.
24089 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24091 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24092 take gimple_seq * arguments.
24093 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24094 types_compatible_p langhook.
24096 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24097 Joseph Myers <joseph@codesourcery.com>
24099 * config/arm/arm.c (arm_builtin_va_list): New function.
24100 (arm_expand_builtin_va_start): Likewise.
24101 (arm_gimplify_va_arg_expr): Likewise.
24102 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24103 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24104 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24105 (va_list_type): New variable.
24106 (arm_mangle_type): Mangle va_list_type appropriately.
24108 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24110 PR middle-end/39157
24111 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24112 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24113 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24114 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24115 parameter to 1000 for -O1 by default.
24116 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24118 * loop-invariant.c: Include params.h.
24119 (move_loop_invariants): Don't call move_single_loop_invariants on
24122 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24124 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24125 offset when calculating bounds for indexing stack_usage_map. Fixes
24126 a buffer overflow with certain target setups.
24128 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24131 * calls.c (expand_call): Clear try_tail_call if caller and callee
24132 disagree in promotion of function return value.
24134 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24137 * c-common.c (c_determine_visibility): If visibility changed and
24138 DECL_RTL has been already set, call make_decl_rtl to update symbol
24141 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24144 * varasm.c (assemble_variable): Don't check DECL_NAME when
24145 globalizing a variable.
24147 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24150 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24151 expression before any __builtin_trap call.
24152 * c-typeck.c (build_function_call): Convert and check function
24153 arguments before generating a call to a trap. Evaluate the
24154 function arguments before the trap.
24156 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24159 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24160 (UNSPEC_FXAM_MEM): New unspec.
24161 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24162 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24163 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24165 2009-02-19 Richard Guenther <rguenther@suse.de>
24167 PR tree-optimization/39207
24168 PR tree-optimization/39074
24169 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24170 storedanything_tree): New.
24171 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24172 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24173 (build_succ_graph): Add edges from STOREDANYTHING to all
24175 (init_base_vars): Initialize STOREDANYTHING.
24176 (compute_points_to_sets): Free substitution info after
24177 building the succ graph.
24178 (ipa_pta_execute): Likewise.
24180 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24182 (do_ds_constraint): Do not add to special var or non-pointer
24184 (type_could_have_pointers): Split out from ...
24185 (could_have_pointers): ... here. For arrays use the element type.
24186 (create_variable_info_for): Initialize may_have_pointers.
24187 (new_var_info): Likewise.
24188 (handle_lhs_call): Make the HEAP variable unknown-sized.
24189 (intra_create_variable_infos): Use a type with pointers for
24190 PARM_NOALIAS, make it unknown-sized.
24192 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24195 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24197 2009-02-18 Jason Merrill <jason@redhat.com>
24200 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24201 value if DECL_EXTERNAL.
24202 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24203 * target.h (gcc_target::binds_local_p): Clarify "module".
24204 * tree.h (TREE_PUBLIC): Clarify "module".
24206 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24209 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24210 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24212 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24215 * c.opt (Wabi): Support C and ObjC.
24218 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24220 * config/i386/i386.c (classify_argument): Warn once about the ABI
24221 change when passing union with long double.
24223 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24225 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24228 * c-parser.c (c_parser_compound_statement): Always enter and leave
24231 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24234 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24236 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24238 PR tree-optimization/36922
24239 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24240 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24243 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24245 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24248 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24250 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24252 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24254 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24257 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24258 Richard Sandiford <rdsandiford@googlemail.com>
24260 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24261 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24262 (loongson_biadd): ...this.
24264 2009-02-17 Richard Guenther <rguenther@suse.de>
24266 PR tree-optimization/39202
24267 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24268 a var make sure to follow existing collapses.
24270 2009-02-17 Richard Guenther <rguenther@suse.de>
24272 PR middle-end/39214
24273 * langhooks.c (lhd_print_error_function): Check for NULL block.
24275 2009-02-17 Richard Guenther <rguenther@suse.de>
24277 PR tree-optimization/39204
24278 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24281 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24283 * config/soft-fp/double.h: Update from glibc CVS.
24285 2009-02-17 Richard Guenther <rguenther@suse.de>
24287 PR tree-optimization/39207
24288 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24289 strict-aliasing warnings for pointers pointing to NULL.
24291 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24294 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24295 skipping until next close brace.
24297 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24300 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24301 to function argument boundary.
24303 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24305 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24306 in the lea_add. Reload eventually constraints it properly.
24307 * config/picochip/constraints.md: Remove the target constraint
24308 "b", since it is not needed anymore.
24310 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24312 * gthr-dce.h: Uglify function parameter and local variable names.
24313 * gthr-gnat.h: Likewise.
24314 * gthr-mipssde.h: Likewise.
24315 * gthr-nks.h: Likewise.
24316 * gthr-posix95.h: Likewise.
24317 * gthr-posix.h: Likewise.
24318 * gthr-rtems.h: Likewise.
24319 * gthr-single.h: Likewise.
24320 * gthr-solaris.h: Likewise.
24321 * gthr-tpf.h: Likewise.
24322 * gthr-vxworks.h: Likewise.
24323 * gthr-win32.h: Likewise.
24325 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24328 * config/i386/i386.md: Restrict the new peephole2 to move
24329 between MMX/SSE registers.
24331 2009-02-15 Richard Guenther <rguenther@suse.de>
24334 2009-02-13 Richard Guenther <rguenther@suse.de>
24336 * configure.ac: Enable LFS.
24337 * configure: Re-generate.
24338 * config.in: Likewise.
24340 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24342 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24343 spu_srqwbyte, spu_srqwbytebc): Define.
24344 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24345 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24346 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24347 "shrqby_<mode>"): New insn-and-split patterns.
24348 * config/spu/spu.c (expand_builtin_args): Determine and return
24349 number of operands using spu_builtin_description data.
24350 (spu_expand_builtin_1): Use it.
24352 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24355 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24358 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24361 * config/i386/i386.c (override_options): Correct warning
24362 messages for -malign-loops, -malign-jumps and -malign-functions.
24364 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24367 * config/i386/i386.md: Restrict the new peephole2 to move
24368 between the general purpose registers.
24370 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24373 * config/i386/i386.c (type_natural_mode): Add a new argument.
24374 Return the original mode and warn ABI change if vector size is 32byte.
24375 (function_arg_advance): Updated.
24376 (function_arg): Likewise.
24377 (ix86_function_value): Likewise.
24378 (ix86_return_in_memory): Likewise.
24379 (ix86_sol10_return_in_memory): Likewise.
24380 (ix86_gimplify_va_arg): Likewise.
24381 (function_arg_32): Don't warn ABX ABI change here.
24382 (function_arg_64): Likewise.
24384 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24386 * loop-iv.c (implies_p): In the final case, test that operands 0
24387 of the two comparisons match.
24389 * config/bfin/bfin.c (find_prev_insn_start): New function.
24390 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24391 (find_next_insn_start): Move.
24393 2009-02-13 Richard Guenther <rguenther@suse.de>
24395 * configure.ac: Enable LFS.
24396 * configure: Re-generate.
24397 * config.in: Likewise.
24399 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24402 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24403 sizes on syntax error after some arguments have been parsed.
24405 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24407 * doc/invoke.texi (-fira): Remove.
24409 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24411 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24412 * recog.c: Likewise.
24415 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24417 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24418 (umul_ppmm): Likewise.
24419 (count_leading_zeros): Likewise.
24420 (count_trailing_zeros): Likewise.
24421 (UMUL_TIME): Likewise.
24423 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24425 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24426 soft-fp/t-softfp to tmake_file.
24428 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24429 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24430 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24431 IA64_BUILTIN_INFQ]: New.
24432 (ia64_init_builtins): Initialize __builtin_infq,
24433 __builtin_fabsq and __builtin_copysignq if not HPUX.
24434 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24435 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24437 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24439 (__fixtfti): Likewise.
24440 (__fixunstfti): Likewise.
24441 (__floattitf): Likewise.
24443 * config/ia64/libgcc-glibc.ver: New.
24444 * config/ia64/t-fprules-softfp: Likewise.
24445 * config/ia64/sfp-machine.h: Likewise.
24447 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24448 (LIBGCC2_TF_CEXT): Likewise.
24449 (TF_SIZE): Likewise.
24450 (TARGET_INIT_LIBFUNCS): Likewise.
24452 * config/ia64/t-glibc (SHLINB_MAPFILES):
24453 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24455 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24457 * config/i386/i386.c (construct_container): Rewrite processing
24458 BLKmode with X86_64_SSE_CLASS.
24460 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24463 * config/i386/i386.md: Replace simplify_replace_rtx with
24464 replace_rtx in the new peephole2.
24466 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24468 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24469 loop unrolling do not happen at -O2.
24471 2009-02-12 Michael Matz <matz@suse.de>
24473 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24475 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24477 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24480 2009-02-12 Ben Elliston <bje@au.ibm.com>
24482 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24483 patterns when updating the back chain. Missed in the 2009-02-10
24486 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24488 * doc/extend.texi (Decimal Floating Types): Update identifier of
24489 draft TR and list of missing support.
24491 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24493 PR middle-end/39154
24494 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24495 bit to variable length decl's flags, add it also to its
24496 pointer replacement variable.
24498 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24499 Jakub Jelinek <jakub@redhat.com>
24502 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24503 (memory_blockage): New expander.
24504 (*memory_blockage): New insn pattern.
24505 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24506 instead of general blockage at the end of function prologue when
24507 frame pointer is used to access red zone area. Do not emit blockage
24508 when profiling, it is emitted in generic code.
24509 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24510 function epilogue when frame pointer is used to access red zone area.
24512 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24515 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24516 by arithmetic with memory operands.
24517 * config/i386/predicates.md (commutative_operator): New.
24519 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24521 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24524 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24526 * alias.h (record_alias_subset): Declare.
24527 * alias.c (record_alias_subset): Make global.
24529 2009-02-10 Nick Clifton <nickc@redhat.com>
24531 * tree-parloops.c: Change license to GPLv3.
24532 * ipa-struct-reorg.c: Change license to GPLv3.
24533 * ipa-struct-reorg.h: Change license to GPLv3.
24535 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24538 * c-decl.c (start_struct): Return NULL on error.
24540 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24542 PR middle-end/39124
24543 * cfgloopmanip.c (remove_path): Call remove_bbs after
24544 cancel_loop_tree, not before it.
24547 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24548 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24549 VAR_DECLs were seen.
24550 * tree-ssa-live.c (remove_unused_locals): Recompute
24551 cfun->has_local_explicit_reg_vars.
24552 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24553 copies or clearings if cfun->has_local_explicit_reg_vars.
24555 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24558 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24559 of function prologue when frame pointer is used to access
24562 2009-02-10 Richard Guenther <rguenther@suse.de>
24564 PR middle-end/39127
24565 * gimplify.c (gimple_regimplify_operands): Always look if
24566 we need to create a temporary.
24568 2009-02-10 Richard Guenther <rguenther@suse.de>
24570 PR tree-optimization/39132
24571 * tree-loop-distribution.c (todo): New global var.
24572 (generate_memset_zero): Trigger TODO_rebuild_alias.
24573 (tree_loop_distribution): Return todo.
24575 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24578 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24579 (x86_64_reg_class_name): Removed.
24580 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24581 first one isn't X86_64_SSE_CLASS or any other ones aren't
24582 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24583 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24584 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24585 and 3 X86_64_SSEUP_CLASS.
24586 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24587 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24589 2009-02-10 Ben Elliston <bje@au.ibm.com>
24591 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24592 form instruction to update the stack back chain word, even if the
24593 user has disabled the generation of update instructions.
24594 (movdi_<mode>_update_stack): New.
24595 (movsi_update_stack): Likewise.
24596 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24597 always use an update form instruction to update the stack back
24600 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24602 PR middle-end/38953
24603 * graphite.c (if_region_set_false_region): After moving a region in
24604 the false branch of a condition, remove the empty dummy basic block.
24605 (gloog): Remove wrong fix for PR38953.
24607 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24609 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24610 generation due to implicit sign extension.
24612 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24614 PR middle-end/38981
24615 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24616 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24618 2009-02-09 Richard Guenther <rguenther@suse.de>
24620 PR middle-end/35202
24621 * convert.c (convert_to_real): Disable (float)fn((double)x)
24622 to fnf(x) conversion if errno differences may occur and
24623 -fmath-errno is set.
24625 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24627 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24628 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24629 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24631 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24634 * c-common.c (handle_alias_attribute): Disallow attribute for
24635 anything not a FUNCTION_DECL or VAR_DECL.
24637 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24640 * real.c (do_compare): Special-case compare of zero against
24641 decimal float value.
24643 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24646 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24647 as indicating flexible array members unless the field itself is
24648 being declarared as the incomplete array.
24650 2009-02-06 Jan Hubicka <jh@suse.cz>
24652 PR tree-optimization/38844
24653 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24654 is already inlined.
24656 2009-02-06 Richard Guenther <rguenther@suse.de>
24658 PR middle-end/38977
24659 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24660 fork because we may expand it as __gcov_fork.
24662 2009-02-06 Nick Clifton <nickc@redhat.com>
24664 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24666 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24668 PR tree-optimization/35659
24669 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24670 vn_phi_eq): Shortcut if hashcode does not match.
24671 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24673 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24674 and avoid iterative_hash_expr.
24675 (FOR_EACH_VALUE_ID_IN_SET): New.
24676 (value_id_compare): Remove.
24677 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24678 sort expressions by value id.
24680 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24683 * config/sh/predicates.md (general_movsrc_operand): Don't check
24684 the subreg of system registers here.
24686 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24689 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24690 on the copied decl.
24692 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24694 PR rtl-optimization/39110
24695 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24696 addresses, not aligned ones.
24698 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24699 Richard Guenther <rguenther@suse.de>
24701 PR tree-optimization/39100
24702 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24703 comment says and add edges.
24705 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24708 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24709 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24711 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24713 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24714 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24715 register_bb_in_sese, new_sese, free_sese): Moved.
24716 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24717 outermost_loop_in_scop, build_scop_iteration_domain,
24718 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24719 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24720 Use loop_in_sese_p instead of loop_in_scop_p.
24721 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24722 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24723 (scopdet_basic_block_info): Fix bug in scop detection.
24724 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24725 eq_loop_to_cloog_loop): Remove.
24726 (nb_loops_around_loop_in_scop, nb_loop
24727 ref_nb_loops): Moved here...
24728 * graphite.h (ref_nb_loops): ... from here.
24729 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24730 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24731 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24732 * testsuite/gcc.dg/graphite/scop-19.c: New
24734 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24735 Hans-Peter Nilsson <hp@axis.com>
24737 PR rtl-optimization/37889
24738 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24739 Move offset handling from PLUS to before the switch. Use new
24740 arguments when considering SYMBOL_REFs too.
24741 (rtx_addr_can_trap_p): Pass dummy offset and size.
24742 (enum may_trap_p_flags): Remove.
24743 (may_trap_p_1): Pass size from MEM_SIZE.
24745 PR rtl-optimization/38921
24746 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24747 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24748 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24749 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24751 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24753 AVX Programming Reference (January, 2009)
24754 * config/i386/sse.md (*vpclmulqdq): New.
24756 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24758 PR tree-optimization/38977
24759 PR gcov-profile/38292
24760 * calls.c (special_function_p): Disregard __builtin_ prefix.
24762 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24764 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24765 non-indexable addresses even before reload.
24767 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24770 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24771 as having variable size. Do not give an error for unnamed
24772 parameters with [*] declarators. Give a warning for type names
24773 with [*] declarators and mark them as variable size.
24774 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24775 for sizeof applied to [*] type names.
24777 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24780 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24782 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24784 * gcc.c (process_command): Update copyright notice dates.
24785 * gcov.c (print_version): Likewise.
24786 * gcov-dump.c (print_version): Likewise.
24787 * mips-tfile.c (main): Likewise.
24788 * mips-tdump.c (main): Likewise.
24790 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24793 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24794 for composite type involving a zero-length array type.
24796 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24799 * function.c (match_asm_constraints_1): Skip over
24800 initial optional % in the constraint.
24802 PR inline-asm/39059
24803 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24804 supported, don't accept FIXED_CSTs.
24805 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24806 and _Sat is used without _Fract/_Accum. Set specs->type to
24807 integer_type_node for cts_fract/cts_accum if fixed point is not
24810 2009-02-02 Catherine Moore <clm@codesourcery.com>
24812 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24814 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24816 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24817 (ABI_HAS_64BIT_SYMBOLS): Use it.
24818 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24820 2009-02-02 Paul Brook <paul@codesourcery.com>
24822 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24824 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24826 PR inline-asm/39058
24827 * recog.h (asm_operand_ok): Add constraints argument.
24828 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24829 recurse on matching constraint.
24830 (check_asm_operands): Pass constraints as 3rd argument to
24831 asm_operand_ok. Don't look up matching constraint here.
24832 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24835 2009-02-02 Ben Elliston <bje@au.ibm.com>
24837 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24838 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24840 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24842 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24843 information. Remove some obsolete information. Reorganize.
24845 * config/pa/fptr.c: Revert license to GPL 2.
24846 * config/pa/milli64.S: Likewise.
24848 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24851 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24852 LIBRARY name in, instead of hard-coding it.
24853 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24854 extra target make frag to tmake_files according to EH model.
24855 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24856 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24857 frags that define makefile variable EH_MODEL appropriately.
24858 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24859 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24860 to "-sjlj" according to type of EH configured.
24861 (LIBGCC_SONAME): Concatenate it to shared library base name.
24862 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24863 to "_sjlj" according to type of EH configured.
24864 (LIBGCC_SONAME): Concatenate it to shared library base name.
24865 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24866 (SHLIB_LINK): Add missing semicolon to if-else construct.
24867 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24868 string value of "pe_dll" command-line option.
24869 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24870 (SHLIB_SONAME): Use it when overriding t-cygming default.
24871 (SHLIB_IMPLIB): Override t-cygming default.
24872 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24873 string value of "pe_dll" command-line option.
24875 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24878 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24879 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24881 2009-01-31 Richard Guenther <rguenther@suse.de>
24883 PR tree-optimization/38937
24884 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24885 computing the transitive closure.
24887 2009-01-30 Richard Guenther <rguenther@suse.de>
24889 PR tree-optimization/39041
24890 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24891 Propagate variable indices only if the types match for this stmt.
24893 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24896 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24897 inline but never defined.
24899 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24901 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24902 (*insv_h_di_reg_extimm): New insn.
24903 (*insv_l<mode>_reg_extimm): New insn.
24905 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24907 * config/picochip/picochip.c (flag_conserve_stack): set
24908 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24909 fconserve-stack. Reduce call-overhead used by inliner.
24911 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24914 * common.opt (flag_conserve_stack): Initialised to zero.
24916 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24919 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24920 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24923 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24925 * ira-color.c (allocno_reload_assign): Update comments.
24926 * regmove.c (regmove_optimize): Likewise.
24930 2009-01-29 Robert Millan <rmh@aybabtu.com>
24932 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24933 * config/i386/kopensolaris-gnu.h: New file. Undefine
24934 `MD_UNWIND_SUPPORT'.
24935 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24937 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24939 PR tree-optimization/39007
24940 * tree-loop-distribution.c (generate_builtin): Use
24941 recompute_dominator to compute the immediate dominator of the
24942 basic block just after the loop.
24944 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24946 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24947 (ASM_OUTPUT_DWARF_PCREL): Define.
24949 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24951 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24952 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24953 global. Modify entries about regmove and IRA.
24955 * ra-conflict.c: Remove the file.
24957 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24959 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24960 (pass_regclass_init): Rename to pass_reginfo_init.
24962 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24964 * toplev.h (flag_ira): Remove.
24966 * caller-save.c (setup_save_areas): Remove flag_ira.
24968 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24970 * global.c: Remove the file.
24972 * opts.c (decode_options): Remove flag_ira.
24974 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24976 * regmove.c: Modify file description.
24977 (find_use_as_address, try_auto_increment): Define them only if
24978 AUTO_INC_DEC is defined.
24979 (replacement_quality, replace_in_call_usage, fixup_match_1,
24980 stable_and_no_regs_but_for_p): Remove.
24981 (reg_set_in_bb): Make it static.
24982 (regmove_optimize): Remove flag_ira and code which worked for
24985 * local-alloc.c: Remove the file.
24987 * common.opt (fira): Remove.
24989 * ira.c: Include except.h.
24990 (eliminable_regset): Move from global.c.
24991 (mark_elimination): Ditto. Remove flag_ira.
24992 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24993 equiv_mem_modified, validate_equiv_mem_from_store,
24994 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24995 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24996 no_equiv, recorded_label_ref): Move from local-alloc.c.
24997 (update_equiv_regs): Ditto. Make it static.
24998 (print_insn_chain, print_insn_chains): Move it from global.c.
24999 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25000 (build_insn_chain): Ditto. Make it static.
25001 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25002 Rename to init_live_subregs.
25003 (gate_ira): Remove flag_ira.
25005 * regclass.c: Rename reginfo.c. Change file description.
25006 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25007 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25008 (init_reg_sets_1): Remove code for evaluation of
25009 reg_class_superclasses and losing_caller_save_reg_set.
25010 (init_regs): Remove init_reg_autoinc.
25011 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25012 ok_for_base_p_nonstrict): Remove.
25013 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25014 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25015 corresponding entries.
25016 (dump_regclass, record_operand_costs, scan_one_insn,
25017 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25018 record_address_regs, auto_inc_dec_reg_p): Remove.
25019 (gt-regclass.h): Rename to gt-reginfo.h.
25021 * rtl.h (dump_global_regs, retry_global_alloc,
25022 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25024 * Makefile.in (RA_H): Remove.
25025 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25026 Rename regclass.o to reginfo.o.
25027 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25029 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25030 (GTFILES): Rename regclass.c to reginfo.c.
25032 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25033 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25035 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25036 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25038 (finish_spills): Ditto. Remove code for !flag_ira.
25040 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25042 PR middle-end/35854
25043 * doc/invoke.texi (rtl debug options): Complete rewrite.
25044 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25046 * mode-switching.c (pass_mode_switching): Rename pass from
25047 "mode-sw" to "mode_sw".
25048 * except.c (pass_convert_to_eh_ranges): Rename pass from
25049 "eh-ranges" to "eh_ranges".
25050 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25054 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25055 Alexander Monakov <amonakov@ispras.ru>
25057 PR middle-end/38857
25058 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25060 (move_exprs_to_boundary): Change return type and pass through
25061 should_move from move_op. Relax assert. Update usage ...
25062 (schedule_expr_on_boundary): ... here. Use should_move instead of
25064 (move_op_orig_expr_found): Indicate that insn was disconnected from
25066 (code_motion_process_successors): Do not call after_merge_succs
25067 callback if original expression was not found when traversing any of
25069 (code_motion_path_driver): Change return type. Update prototype.
25070 (move_op): Update comment. Add a new parameter (should_move). Update
25071 prototype. Set *should_move based on indication provided by
25072 move_op_orig_expr_found.
25074 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25076 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25077 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25078 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25079 * config/rs6000/rs6000.c (rs6000_override_options): Default
25080 avoid-indexed-addresses on for Power6, off for everything else.
25081 (avoiding_indexed_address_p): New function.
25082 (rs6000_legitimize_address): Use it.
25083 (rs6000_legitimate_address): Likewise.
25084 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25086 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25088 PR tree-optimization/38997
25089 * tree-loop-distribution.c (generate_memset_zero): Use
25090 POINTER_PLUS_EXPR for a pointer addition.
25092 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25094 * config/s390/s390.md (bswap<mode>2): New pattern added.
25096 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25098 * config/s390/s390.md (*tls_load_31): Added type attribute.
25100 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25102 * config/s390/s390.md: Fix a few comments.
25104 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25106 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25107 (*tm<mode>_full): Fixed z10prop attribute.
25108 (*tst<mode>_extimm): Fixed z10prop attribute.
25109 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25110 (*tstqiCCT_cconly): Fixed z10prop attribute.
25111 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25112 (*movsi_larl): Fixed z10prop attribute.
25113 (*movsi_zarch): Fixed z10prop attribute.
25114 (*movsi_eas): Fixed z10prop attribute.
25115 (*movhi): Fixed z10prop attribute.
25116 (*movqi): Fixed z10prop attribute.
25117 (*movstrictqi): Fixed z10prop attribute.
25118 (*mov<mode>): Fixed z10prop attribute.
25119 (*movcc): Fixed z10prop attribute.
25120 (*sethighpartdi_64): Fixed z10prop attribute.
25121 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25122 (*negdi2_sign_cc): Fixed z10prop attribute.
25123 (*negdi2_sign): Fixed z10prop attribute.
25124 (*absdi2_sign_cc): Fixed z10prop attribute.
25125 (*absdi2_sign): Fixed z10prop attribute.
25126 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25127 (*negabsdi2_sign): Fixed z10prop attribute.
25128 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25129 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25130 (doloop_si64): Fixed z10prop attribute.
25131 (doloop_si31): Fixed z10prop attribute.
25132 (doloop_long): Fixed z10prop attribute.
25133 (indirect_jump): Fixed z10prop attribute.
25134 (nop): Fixed z10prop attribute.
25135 (main_base_64): Fixed z10prop attribute.
25136 (reload_base_64): Fixed z10prop attribute.
25138 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25140 PR rtl-optimization/38740
25141 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25143 * config/mips/mips.c (mips_reorg): Likewise.
25145 2009-01-28 Richard Guenther <rguenther@suse.de>
25147 PR tree-optimization/38926
25148 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25149 with the correct value id to a value.
25150 (do_regular_insertion): Use the value number of edoubleprime
25151 for the value number of the expr.
25154 2008-08-21 Richard Guenther <rguenther@suse.de>
25156 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25157 a PHI ask VN if it is already available.
25158 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25159 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25161 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25163 PR middle-end/38934
25164 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25165 set to varying whenever max has TREE_OVERFLOW set, similarly
25166 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25168 2009-01-28 Richard Guenther <rguenther@suse.de>
25170 PR middle-end/38908
25171 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25172 uninitialized aggregate uses in call arguments.
25174 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25176 PR tree-optimization/38984
25177 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25178 the nothing_id variable if -fno-delete-null-pointer-checks.
25180 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25183 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25184 (set_got_offset_rex64): Ditto.
25186 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25189 * doc/extend.texi: Improve local variable with asm reg.
25191 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25193 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25194 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25195 was not supplied then set warn_packed_bitfield_compat to the
25196 default value of 1.
25197 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25200 2009-01-27 Richard Guenther <rguenther@suse.de>
25202 PR tree-optimization/38503
25203 * cfgexpand.c (expand_gimple_basic_block): Ignore
25204 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25205 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25206 variables that cannot have TBAA applied.
25207 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25210 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25212 PR middle-end/38969
25213 * calls.c (initialize_argument_information): Do not wrap complex
25214 arguments in SAVE_EXPR.
25216 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25218 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25219 (INSTALL_LIBGCC): Revert typo commit.
25221 2009-01-26 Richard Guenther <rguenther@suse.de>
25223 PR tree-optimization/38745
25224 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25225 from special handling.
25227 2009-01-26 Richard Guenther <rguenther@suse.de>
25229 PR tree-optimization/38745
25230 * tree-ssa.c (execute_update_addresses_taken): Do not include
25231 variables that cannot possibly be a register in not_reg_needs.
25232 Do not clear TREE_ADDRESSABLE on vars that may not become
25234 * tree-ssa.c (update_alias_info_1): Include those in the set
25235 of addressable vars.
25237 2009-01-26 Richard Guenther <rguenther@suse.de>
25239 PR middle-end/38851
25240 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25241 * tree-ssa-dse.c: Include langhooks.h
25242 (execute_simple_dse): Remove stores with zero size.
25244 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25247 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25250 2009-01-24 Julian Brown <julian@codesourcery.com>
25252 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25253 config/arm/linux-atomic.c.
25254 * config/arm/linux-atomic.c: New.
25256 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25258 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25259 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25260 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25262 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25265 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25268 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25270 PR tree-optimization/38953
25271 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25272 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25273 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25274 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25277 2009-01-24 Paul Brook <paul@codesourcery.com>
25279 * config/arm/neon.md (neon_type): Move to arm.md.
25280 (neon_mov<VSTRUCT>): Add neon_type attribute.
25281 * config/arm/arm.md (neon_type): Move to here.
25282 (conds): Add "unconditioal" and use as default for NEON insns.
25284 2009-01-24 Ben Elliston <bje@au.ibm.com>
25286 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25287 void *' warning from -Wc++-compat.
25288 * Makefile.in (dominance.o-warn): Remove.
25290 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25292 PR tree-optimization/38932
25293 * fold-const.c (fold_unary_ignore_overflow): New.
25294 * tree.h (fold_unary_ignore_overflow): Declare.
25295 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25296 * tree-ssa-sccvn.c (visit_reference_op_load,
25297 simplify_unary_expression): Likewise.
25299 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25301 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25302 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25303 regardless of their type.
25304 * c-common.c (handle_packed_attribute): Don't ignore packed on
25306 * c.opt (Wpacked-bitfield-compat): New warning option.
25307 * stor-layout.c (place_field): Warn if offset of a field changed.
25308 * doc/extend.texi (packed): Mention the ABI change.
25309 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25310 (Warning Options): Add it to the list.
25312 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25314 * c-opts.c (c_common_post_options): Fix a typo in comments.
25316 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25318 PR middle-end/38615
25319 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25320 variables to static.
25321 * doc/invoke.texi (-fmerge-all-constants): Update description.
25323 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25326 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25327 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25329 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25331 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25333 (LOCAL_ALIGNMENT): Similarly.
25335 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25336 Joseph Myers <joseph@codesourcery.com>
25338 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25339 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25340 * config/arm/arm-tune.md: Regenerate.
25341 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25344 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25346 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25347 version number to five.
25349 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25352 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25353 * c-common.c (set_underlying_type): Likewise.
25354 (is_typedef_decl ): Likewise
25356 (set_underlying_type): Likewise.
25357 (is_typedef_type): Likewise.
25359 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25361 PR middle-end/38587
25362 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25365 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25368 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25369 (LIBGCC_SPEC): Don't define.
25370 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25372 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25374 PR rtl-optimization/38879
25375 * alias.c (base_alias_check): Unaligned access via AND address can
25376 alias all surrounding object types except those with sizes equal
25377 or wider than the size of unaligned access.
25379 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25382 * c-decl.c (clone_underlying_type): Move this ...
25383 * c-common.c (set_underlying_type): ... here.
25384 Also, make sure the function properly sets TYPE_STUB_DECL() on
25385 the newly created typedef variant type.
25386 (is_typedef_decl ): New entry point.
25387 * tree.h: Added a new member member_types_needing_access_check to
25388 struct tree_decl_non_common.
25389 (set_underlying_type): New entry point.
25390 (is_typedef_type): Likewise.
25392 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25394 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25395 Check whether two instructions have memory references that
25396 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25397 are helper functions for traversing.
25398 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25399 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25400 not to draw dependency edge for instructions with non-conflicting
25403 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25406 * longlong.h: Update copyright years. Use soft-fp license notice.
25407 Sync __clz_tab declaration with glibc.
25409 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25412 * doc/extend.texi (syscall_linkage): New.
25413 (version_id): Modify.
25415 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25416 Richard Guenther <rguenther@suse.de>
25418 PR tree-optimization/38747
25419 PR tree-optimization/38748
25420 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25421 conversion if the base address is an indirect reference and the
25422 aliasing sets could cause issues.
25424 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25426 * common.opt (fgraphite, fgraphite-identity): Add comment for
25427 explaining why these options are not documented.
25429 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25431 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25432 gimple_call_lhs is NULL.
25434 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25437 * emit-rtl.c (adjust_address_1): Make sure memref is never
25440 2009-01-20 Ben Elliston <bje@au.ibm.com>
25442 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25443 const qualifier from arg parameter. Remove unnecessary cast to char *.
25444 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25445 const qualifier from arg 2.
25447 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25449 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25451 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25454 * rtl.h (reinit_regs): New prototype.
25455 * regclass.c: Include ira.h.
25456 (reinit_regs): New.
25457 * Makefile.in (regclass.o): Add ira.h.
25458 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25460 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25463 * c-common.c (handle_aligned_attribute): Use
25464 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25465 default alignment value.
25467 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25469 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25470 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25472 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25473 __BIGGEST_ALIGNMENT__.
25475 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25477 2009-01-18 Richard Guenther <rguenther@suse.de>
25479 PR tree-optimization/38819
25480 * tree-flow.h (operation_could_trap_helper_p): Declare.
25481 * tree-eh.c (operation_could_trap_helper_p): Export.
25482 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25483 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25484 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25485 are about to insert a possibly trapping instruction and fail
25488 2009-01-18 Andreas Schwab <schwab@suse.de>
25490 * doc/install.texi (Configuration): Remove obsolete paragraph
25491 about use of --with-gnu-ld with --with-gnu-as.
25493 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25495 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25496 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25497 Follow spelling conventions.
25499 2009-01-18 Ben Elliston <bje@au.ibm.com>
25501 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25502 C++ warning about implicit conversion from void * to struct
25504 (bitmap_obstack_free): Likewise for bitmap_element *.
25505 * Makefile.in (bitmap.o-warn): Remove.
25507 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25509 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25511 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25512 Tobias Grosser <tobi.grosser@amd.com>
25514 * graphite.c (graphite_trans_scop_block): Do not block single
25517 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25519 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25520 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25521 test with assertion.
25523 2009-01-16 Richard Guenther <rguenther@suse.de>
25525 PR tree-optimization/38835
25526 PR middle-end/36227
25527 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25528 and INT + PTR -> (INT)(PTR p+ INT) folding.
25529 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25531 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25534 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25535 the subreg from a lowpart subreg if it is also casting the value.
25537 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25538 Tobias Grosser <tobi.grosser@amd.com>
25540 * graphite.c (compare_prefix_loops): New.
25541 (build_scop_canonical_schedules): Rewritten.
25542 (graphite_transform_loops): Move build_scop_canonical_schedules
25543 after build_scop_iteration_domain.
25545 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25546 Tobias Grosser <tobi.grosser@amd.com>
25548 * graphite.c (add_conditions_to_domain): Add the loops to
25549 the dimension of the iteration domain. Do copy the domain
25550 only when it exists.
25551 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25552 (add_conditions_to_constraints): New.
25553 (can_generate_code_stmt, can_generate_code): Removed.
25554 (gloog): Do not call can_generate_code.
25555 (graphite_transform_loops): Call add_conditions_to_constraints
25556 after building the iteration domain.
25558 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25560 PR tree-optimization/38789
25561 * tree-ssa-threadedge.c
25562 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25563 __builtin_constant_p.
25565 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25567 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25568 examined before deleting them.
25570 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25572 * function.c (aggregate_value_p): Correctly extract the function
25573 type from CALL_EXPR_FN lookup.
25575 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25577 * config/picochip/picochip.c (picochip_override_options): Revert
25578 CFI asm flag disable commited previously.
25580 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25581 Tobias Grosser <tobi.grosser@amd.com>
25582 Jan Sjodin <jan.sjodin@amd.com>
25584 * graphite.c (scan_tree_for_params): On substractions negate
25585 all the coefficients of the term.
25586 (clast_to_gcc_expression_red): New. Handle reduction expressions
25587 of more than two operands.
25588 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25589 (get_vdef_before_scop): Handle also the case of default definitions.
25591 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25593 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25594 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25595 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25597 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25598 Joey Ye <joey.ye@intel.com>
25600 PR middle-end/37843
25601 * cfgexpand.c (expand_stack_alignment): Don't update stack
25602 boundary nor check incoming stack boundary here.
25603 (gimple_expand_cfg): Update stack boundary and check incoming
25604 stack boundary here.
25606 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25608 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25610 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25612 PR rtl-optimization/38245
25613 * calls.c (expand_call): Add stack arguments to
25614 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25615 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25616 in regs and partially in memory or BLKmode arguments.
25617 (emit_library_call_value_1): Add stack arguments to
25618 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25619 ACCUMULATE_OUTGOING_ARGS).
25620 * dce.c: Include tm_p.h.
25621 (find_call_stack_args): New function.
25622 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25624 (mark_insn): Call find_call_stack_args for CALL_Ps.
25625 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25626 forwards. Allocate and free arg_stores bitmap if needed, pass it
25627 down to deletable_insn_p, don't mark stores set in arg_stores
25628 bitmap, clear the bitmap at the beginning of each bb.
25629 * Makefile.in (dce.o): Depend on $(TM_P_H).
25631 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25634 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25635 to make sure the insn is a conditional test (bug 22599). Reformat a
25638 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25640 PR middle-end/38431
25641 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25642 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25643 (gloog): Do not call cleanup_tree_cfg.
25644 (graphite_transform_loops): Call cleanup_tree_cfg after all
25645 scops have been code generated.
25647 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25648 * doc/gty.texi (Invoking the garbage collector): Added new node
25649 and section documenting ggc_collect.
25651 2009-01-14 Richard Guenther <rguenther@suse.de>
25653 PR tree-optimization/38826
25654 PR middle-end/38477
25655 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25656 initialization notes only if we actually emitted a warning.
25657 (intra_create_variable_infos): Add constraints for a result decl
25658 that is passed by hidden reference.
25659 (build_pred_graph): Mark all related variables non-direct on
25662 2009-01-14 Nick Clifton <nickc@redhat.com>
25664 * ira-conflicts.c: Include addresses.h for the definition of
25666 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25667 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25669 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25672 * Makefile.in (ira-lives.o): Add except.h.
25674 * ira-lives.c: Include except.h.
25675 (process_bb_node_lives): Process can_throw_internal.
25677 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25679 PR rtl-optimization/38774
25680 * combine.c (simplify_set): When undoing cc_use change, don't do
25681 PUT_CODE on the newly created comparison, but instead put back the
25684 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25686 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25687 values. Remove duplicate arm8 entry.
25689 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25691 PR tree-optimization/38786
25692 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25693 the SSA_NAME case of expand_scalar_variables_expr.
25694 Set the type of an expression to the type of its assign statement.
25695 (expand_scalar_variables_expr): Also gather the scalar computation
25696 used to index the memory access. Do not pass loop_p.
25697 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25698 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25699 the gimple_stmt_iterator where it inserts new code.
25700 Do not pass loop_p.
25701 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25702 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25704 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25706 * graphite.h (debug_value): Removed.
25707 * graphite.c (debug_value): Removed.
25709 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25711 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25712 ldrd/strd with two 32-bit instructions.
25714 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25716 * config/arm/arm.c (struct processors): Pass for speed down into
25717 cost helper functions.
25718 (const_ok_for_op): Handle COMPARE and inequality nodes.
25719 (arm_rtx_costs_1): Rewrite.
25720 (arm_size_rtx_costs): Update prototype.
25721 (arm_rtx_costs): Pass speed down to helper functions.
25722 (arm_slowmul_rtx_costs): Rework cost calculations.
25723 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25724 (arm_9e_rtx_costs): Likewise.
25726 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25728 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25729 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25730 (alpha_legitimize_address): Do not split local symbols wider than
25731 UNITS_PER_WORD into HIGH/LO_SUM parts.
25733 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25736 * gcc.c (process_command): Replace call to execvp with calls
25737 to pex_one and exit.
25739 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25742 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25743 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25744 variant for devices with 3-byte PC.
25745 (__tablejump_elpm__): New.
25747 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25750 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25751 offsetof member-designator, handle it as `[0].'.
25753 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25755 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25756 function when not using named sections on targets with named sections
25757 if branch distance is less than 262132.
25759 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25761 * combine.c (combine_instructions): Recompute
25762 optimize_this_for_speed_p for each BB in the main combine loop.
25764 2009-01-12 Tomas Bily <tbily@suse.cz>
25767 * tree-loop-distribution.c (prop_phis): New function.
25768 (generate_builtin): Call prop_phis.
25769 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25771 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25773 PR tree-optimization/38807
25774 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25775 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25777 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25779 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25780 subreg of op0 to the original op0.
25782 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25784 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25786 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25789 * mips-tfile.c (parse_def): Fix parsing of def strings
25790 starting with digits.
25792 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25795 * config/arm/arm.c (arm_is_long_call_p): Don't call
25796 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25798 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25800 * regrename.c (regrename_optimize): Fix dumping.
25801 (find_oldest_value_reg): Preserve REG_POINTER.
25802 (copy_hardreg_forward_1): Likewise.
25804 2009-01-09 Diego Novillo <dnovillo@google.com>
25806 * gimple.h (struct gimple_statement_base) <uid>: Document
25807 the restrictions on its use.
25808 (gimple_uid): Tidy.
25809 (gimple_set_uid): Tidy.
25811 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25813 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25814 zero guard even if align_bytes != 0 and count is smaller than
25817 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25819 PR rtl-optimization/38495
25820 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25821 (add_range_and_copies_from_move_list): Print all added ranges.
25822 Add ranges to memory optimized destination.
25824 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25828 * config/i386/i386.c (override_options): Reject
25829 -mstringop-strategy=rep_8byte with -m32.
25830 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25831 to 1. Do count comparison against epilogue_size_needed at compile
25832 time even when count_exp was constant forced into register. For
25833 size_needed don't jump to epilogue, instead just avoid aligning
25834 and invoke the body algorithm. If need_zero_guard, add zero guard
25835 even if count is non-zero, but smaller than size_needed + number of
25836 bytes that could be stored for alignment.
25837 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25838 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25839 but smaller than size_needed + number of bytes that could be stored
25840 for alignment. Compare size_needed with epilogue_size_needed instead
25841 of desired_align - align, don't adjust size_needed, pass
25842 epilogue_size_needed to the epilogue expanders.
25845 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25847 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25849 * pa.c (last_address): Change to unsigned.
25850 (update_total_code_bytes): Change argument to unsigned. Don't
25851 check if insn addresses are set.
25852 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25853 addresses are not set.
25854 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25856 2009-01-09 Nick Clifton <nickc@redhat.com>
25858 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25859 DECL_DECLARED_INLINE_P.
25861 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25863 PR middle-end/38347
25864 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25865 GET_MODE (op0) in operand_subword_force calls.
25867 PR middle-end/38771
25868 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25869 fold_convert arg0 operands to TREE_TYPE (op0) first.
25871 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25873 * params.def (ira-max-conflict-table-size): Decrease default value
25876 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25878 PR tree-optimization/37031
25879 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25881 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25882 allocate it using gc instead of heap, use VEC_quick_push instead of
25884 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25885 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25886 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25887 allocated vector from heap allocated.
25888 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25889 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25890 vector only after perfect_loop_nest_depth call.
25892 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25893 Jan Sjodin <jan.sjodin@amd.com>
25895 PR tree-optimization/38559
25896 * graphite.c (debug_value, copy_constraint,
25897 swap_constraint_variables, scale_constraint_variable, ): New.
25898 (get_lower_bound, get_upper_bound): Removed.
25899 (graphite_trans_bb_strip_mine): Clean up this code that works
25900 only for constant number of iterations. Fully copy upper and
25901 lower bound constraints, not only the constant part of them.
25902 * graphite.h (debug_value): Declared.
25904 2009-01-08 Ira Rosen <irar@il.ibm.com>
25906 PR tree-optimization/37194
25907 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25908 Don't add the cost of cost model guard in prologue to scalar
25909 outside cost in case of known number of iterations.
25911 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25912 Alan Modra <amodra@bigpond.net.au>
25914 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25915 non-word-aligned REG+CONST addressing.
25917 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25920 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25921 free_after_compilation when outputting a thunk.
25922 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25923 Do not call free_after_compilation here.
25925 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25927 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25928 (ix86_valid_target_attribute_inner_p): Ditto.
25930 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25932 PR tree-optimization/38492
25933 PR tree-optimization/38498
25934 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25935 * tree-chrec.h (scev_is_linear_expression): Declared.
25936 * graphite.c (graphite_cannot_represent_loop_niter): New.
25937 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25938 (graphite_loop_normal_form): Use gcc_assert.
25939 (scan_tree_for_params): Use CASE_CONVERT.
25940 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25941 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25942 Use gcc_assert. Discard scops that contain unhandled cases.
25943 (build_scop_conditions): Return a boolean status for unhandled cases.
25944 (strip_mine_profitable_p): Print the loop number, not its depth.
25945 (is_interchange_valid): Pass the depth of the loop nest, don't
25946 recompute it wrongly.
25947 (graphite_trans_bb_block): Same.
25948 (graphite_trans_bb_block): Print tentative of loop blocking.
25949 (graphite_trans_scop_block): Do not print that the loop has been
25951 (graphite_transform_loops): Do not handle scops that contain condition
25954 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25956 AVX Programming Reference (December, 2008)
25957 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25958 (_mm256_stream_pd): Likewise.
25959 (_mm256_stream_ps): Likewise.
25961 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25962 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25963 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25964 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25965 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25966 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25967 (ix86_expand_special_args_builtin): Likewise.
25969 * config/i386/sse.md (AVXMODEDI): New.
25970 (avx_movnt<mode>): Likewise.
25971 (avx_movnt<mode>): Likewise.
25972 (<sse>_movnt<mode>): Remove AVX support.
25973 (sse2_movntv2di): Likewise.
25975 2009-01-07 Richard Guenther <rguenther@suse.de>
25977 PR middle-end/38751
25978 * fold-const.c (extract_muldiv): Remove obsolete comment.
25979 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25980 to PLUS_EXPR canonicalization for the canonicalization.
25982 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25984 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25985 hosted cross-compilers generating less efficient code.
25987 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25989 * function.h (rtl_data): Add a dbr_scheduled_p field.
25990 * reorg.c (dbr_schedule): Set it.
25991 (gate_handle_delay_slots): Check it.
25992 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25993 (mips_reorg): Check flag_delayed_branch instead of
25994 mips_base_delayed_branch.
25995 (mips_override_options): Don't set mips_base_delayed_branch
25996 or flag_delayed_branch.
25998 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26000 PR rtl-optimization/38426.
26001 * ira.c (ira): Set current_function_is_leaf earlier.
26003 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26005 PR rtl-optimization/38722
26006 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26007 too early, only set a flag and modify after last possible
26010 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26013 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26014 * real.c (decimal_single_format): Correct values of emin and emax.
26015 (decimal_double_format): Ditto.
26016 (decimal_quad_format): Ditto.
26017 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26018 computation of DECnn_MIN and DECnn_MAX for corrected values of
26019 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26020 __DECnn_MIN__, and adjust its computation for the corrected value
26023 2009-01-06 Jan Hubicka <jh@suse.cz>
26026 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26028 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26030 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26031 Add Robert Clark to the list of testers.
26033 2009-01-06 Jan Hubicka <jh@suse.cz>
26034 Kai Tietz <kai.tietz@onevision.com>
26036 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26037 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26039 2009-01-06 Jan Hubicka <jh@suse.cz>
26040 Kai Tietz <kai.tietz@onevision.com>
26042 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26044 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26045 (ix86_nsaved_regs): Count only general purpose regs.
26046 (ix86_nsaved_sseregs): New.
26047 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26048 to 16 for w64; compute padding and size of sse reg save area.
26049 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26050 general purpose regs.
26051 (ix86_emit_save_sse_regs_using_mov): New.
26052 (ix86_expand_prologue): Save SSE regs if needed.
26053 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26054 (ix86_emit_restore_sse_regs_using_mov): New.
26055 (ix86_expand_epilogue): Save SSE regs if needed.
26057 2009-01-06 Jan Hubicka <jh@suse.cz>
26058 Kai Tietz <kai.tietz@onevision.com>
26060 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26061 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26062 functions when accumulate outgoing args is off.
26064 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26067 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26068 before using pseudos_have_intersected_live_ranges_p.
26070 * ira-int.h (ira_assert): Always define.
26072 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26074 AVX Programming Reference (December, 2008)
26075 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26076 (_mm256_permute2_pd): Likewise.
26077 (_mm_permute2_ps): Likewise.
26078 (_mm256_permute2_ps): Likewise.
26079 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26080 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26082 * config/i386/i386.c (ix86_builtins): Remove
26083 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26084 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26085 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26086 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26087 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26088 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26089 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26090 __builtin_ia32_vpermil2ps256.
26091 (ix86_init_mmx_sse_builtins): Updated.
26092 (ix86_expand_args_builtin): Likewise.
26094 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26096 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26097 long absolute calls when generating PA 2.0 code.
26099 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26101 PR rtl-optimization/38583
26102 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26104 * params.def (ira-max-conflict-table-size): New.
26106 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26108 * ira.h (ira_conflicts_p): New external definition.
26110 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26111 table. Report this. Return result of building.
26112 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26113 building conflict table.
26115 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26116 (ira_color): Use ira_conflicts_p.
26118 * global.c: Include ira.h.
26119 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26122 * Makefile.in (global.o): Add ira.h.
26124 * ira-build.c (mark_all_loops_for_removal,
26125 propagate_some_info_from_allocno): New.
26126 (remove_unnecessary_allocnos): Call
26127 propagate_some_info_from_allocno.
26128 (remove_low_level_allocnos): New.
26129 (remove_unnecessary_regions): Add parameter. Call
26130 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26131 parameter to remove_unnecessary_regions.
26132 (ira_build): Remove all regions but root if the conflict table was
26133 not built. Update conflict hard regs for allocnos crossing calls.
26135 * ira.c (ira_conflicts_p): New global.
26136 (ira): Define and use ira_conflicts_p.
26138 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26139 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26140 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26142 2009-01-06 Ben Elliston <bje@au.ibm.com>
26144 * gengtype-lex.l (YY_NO_INPUT): Define.
26146 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26149 * c-common.c (handle_vector_size_attribute): Also reject
26150 BOOLEAN_TYPE types.
26152 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26154 PR tree-optimization/38492
26155 * graphite.c (rename_map_elt, debug_rename_elt,
26156 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26157 rename_map_elt_info, eq_rename_map_elts,
26158 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26159 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26160 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26161 (sese_build_livein_liveouts): New.
26162 (new_sese, free_sese): New.
26163 (new_scop): Call new_sese.
26164 (free_scop): Call free_sese.
26165 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26166 (register_old_new_names): Renamed register_old_and_new_names.
26167 (register_scop_liveout_renames, add_loop_exit_phis,
26168 insert_loop_close_phis, struct igp,
26169 default_liveout_before_guard, add_guard_exit_phis,
26170 insert_guard_phis, copy_renames): New.
26171 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26172 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26173 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26174 (scop_adjust_phis_for_liveouts): New.
26175 (gloog): Call scop_adjust_phis_for_liveouts.
26177 * graphite.h (struct sese): Documented. Added fields liveout,
26178 num_ver and livein.
26179 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26180 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26181 (struct scop): Added field liveout_renames.
26182 (SCOP_LIVEOUT_RENAMES): New.
26184 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26186 PR tree-optimization/38510
26187 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26188 (translate_clast): Call recompute_all_dominators before
26190 (gloog): Call recompute_all_dominators before graphite_verify.
26192 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26193 Jan Sjodin <jan.sjodin@amd.com>
26195 PR tree-optimization/38500
26196 * graphite.c (create_sese_edges): Call fix_loop_structure after
26199 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26201 * config.gcc: Add m32r*-*-rtems*.
26202 * config/m32r/rtems.h: New file.
26204 2009-01-05 Ben Elliston <bje@au.ibm.com>
26206 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26207 (.po.pox): Likewise.
26208 (po/gcc.pot): Likewise.
26210 2009-01-04 David S. Miller <davem@davemloft.net>
26212 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26213 (STARTING_FRAME_OFFSET): Always set to zero.
26215 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26217 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26218 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26219 fixed-point types, and vectors of the same.
26221 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26223 * config/mips/sync.md (*mb_barrier): Rename to...
26224 (*memory_barrier): ...this.
26226 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26228 * doc/extend.texi (Function Attributes): Move @cindex after @item
26229 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26230 and put in alphabetical order. Fix 'target' name and put in order.
26231 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26234 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26236 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26237 (memory_barrier): Expand as unspec instead of unspec_volatile.
26238 Remove mem:BLK from insn operands. Use Pmode scratch register.
26239 (*memory_barrier): Define as unspec instead of unspec_volatile.
26240 Use (match_dup 0) as input operand.
26242 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26243 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26244 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26245 scratch register. Remove operand 1.
26246 (*stbar): Define as unspec instead of unspec_volatile.
26247 Use (match_dup 0) as input operand, remove (const_int 8).
26248 (*membar): Define as unspec instead of unspec_volatile.
26249 Use (match_dup 0) as input operand, remove input operand 2.
26251 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26252 (memory_barrier): Expand as unspec instead of unspec_volatile.
26253 Remove mem:BLK from insn operands. Use Pmode scratch register.
26254 (*memory_barrier): Define as unspec instead of unspec_volatile.
26255 Use (match_dup 0) as input operand.
26257 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26258 Remove mem:BLK from insn operands. Use Pmode scratch register.
26259 Set volatile flag on operand 0.
26260 (*memory_barrier): New insn pattern.
26262 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26264 (*memory_barrier): Use (match_dup 0) as input operand.
26266 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26267 Remove mem:BLK from insn operands. Use Pmode scratch register.
26268 Set volatile flag on operand 0.
26269 (*mb_internal): New insn pattern.
26271 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26273 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26275 PR middle-end/38586
26276 * function.c (struct temp_slot): Move to the section of the file
26277 that deals with temp slots. Remove field 'address'.
26278 (temp_slot_address_table): New hash table of address -> temp slot.
26279 (struct temp_slot_address_entry): New struct, items for the table.
26280 (temp_slot_address_compute_hash, temp_slot_address_hash,
26281 temp_slot_address_eq, insert_temp_slot_address): Support functions
26283 (find_temp_slot_from_address): Rewrite to use the new hash table.
26284 (remove_unused_temp_slot_addresses): Remove addresses of temp
26285 slots that have been made available.
26286 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26287 worker function for remove_unused_temp_slot_addresses.
26288 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26289 Add the temp slot address to the address -> temp slot map.
26290 (update_temp_slot_address): Update via insert_temp_slot_address.
26291 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26292 (pop_temp_slots): Likewise.
26293 (init_temp_slots): Allocate the address -> temp slot map, or empty
26294 the map if it is already allocated.
26295 (prepare_function_start): Initialize temp slot processing.
26297 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26299 PR middle-end/38584
26300 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26301 Calculate the size of all stack vars assuming no packing of stack
26302 vars will happen, replacing a quadratic algorithm with a linear one.
26304 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26307 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26310 2009-01-03 Diego Novillo <dnovillo@google.com>
26312 * doc/contrib.texi: Update contributions.
26314 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26317 * builtins.c (fold_builtin_memory_op): Give up if either operand
26318 is volatile. Set srctype or desttype to non-qualified version
26322 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26323 and FUNCTION_DECLs.
26325 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26327 PR rtl-optimization/35805
26328 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26329 problem if fast dce is able to remove any instructions.
26330 * dce.c (dce_process_block): Fix dump message.
26332 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26335 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26337 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26339 PR middle-end/38690
26340 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26341 * tree-pretty-print.c (op_code_prio): New function.
26342 (op_prio): No longer static. Use op_code_prio.
26343 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26344 Use op_prio and op_code_prio to determine if () should be
26345 printed around operand(s) or not.
26347 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26348 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26349 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26350 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26351 pp_character instead of pp_string for single letter printing.
26353 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26355 * doc/extend.texi: Fix '#pragma GCC option' typo.
26357 2009-01-02 Richard Guenther <rguenther@suse.de>
26359 * doc/install.texi (--enable-checking): Mention different
26360 default for stage1.
26361 (--enable-stage1-checking): Document.
26363 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26365 PR middle-end/30142
26366 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26367 case to be an error.
26369 2009-01-02 Ben Elliston <bje@au.ibm.com>
26371 * config/fp-bit.h (pack_d): Constify argument.
26372 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26373 (isnan): Constify argument.
26375 (iszero): Likewise.
26376 (pack_d): Likewise.
26377 (_fpadd_parts): Constify return type.
26378 (_fpmul_parts): Likewise.
26379 (_fpdiv_parts): Likewise.
26381 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26384 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26385 warn about overwriting initializer with side-effects or
26386 -Woverride-init if !IMPLICIT.
26387 (output_init_element): Likewise. Pass IMPLICIT down to
26389 (process_init_element): Add IMPLICIT argument. Pass it down
26390 to output_init_element.
26391 (push_init_element, pop_init_level, set_designator): Adjust
26392 process_init_element callers.
26393 (set_nonincremental_init, set_nonincremental_init_from_string):
26394 Adjust add_pending_init callers.
26395 (output_pending_init_elements): Adjust output_init_element callers.
26396 * c-tree.h (process_init_element): Adjust prototype.
26397 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26398 process_init_element callers.
26401 Copyright (C) 2009 Free Software Foundation, Inc.
26403 Copying and distribution of this file, with or without modification,
26404 are permitted in any medium without royalty provided the copyright
26405 notice and this notice are preserved.