1 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
4 LCT_NORMAL in function call.
5 * mips-tdump.c (print_file_desc): Add cast to enum type.
6 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7 (mark_stabs): Add casts to enum types.
8 (parse_stabs_common): Add casts to enum types.
10 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
13 Check for invalid values of LETTER.
15 2009-05-13 Taras Glek <tglek@mozilla.com>
17 * attribs.c moved out attribute registration into register_attribute
18 * doc/plugins.texi Documented register_attribute and PLUGIN_ATTRIBUTES
19 * gcc-plugin.h Added forward decl for register_attribute
20 * plugin.c Added PLUGIN_ATTRIBUTES boilerplate
21 * plugin.h Added PLUGIN_ATTRIBUTES
23 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
25 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
26 values even in sentinel and empty entries.
27 (ms_printf_flag_specs): Likewise.
28 (ms_scanf_flag_specs): Likewise.
29 (ms_strftime_flag_specs): Likewise.
30 (ms_print_char_table): Likewise.
31 (ms_scan_char_table): Likewise.
32 (ms_time_char_table): Likewise.
34 2009-05-13 Doug Kwan <dougkwan@google.com>
36 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
38 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
40 * config/mips/mips.md (store): Add attributes for QI and HI.
42 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
43 (truncdi<mode>2): ... this new pattern.
45 2009-05-13 Brad Hards <bradh@kde.org>
47 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
49 2009-05-14 Jakub Jelinek <jakub@redhat.com>
50 Ben Elliston <bje@au.ibm.com>
53 * dse.c (check_mem_read_rtx): Guard against width == -1.
55 2009-05-13 Michael Matz <matz@suse.de>
58 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
59 (trivially_conflicts_p): New function.
60 (insert_backedge_copies): Use it.
62 2009-05-13 Janis Johnson <janis187@us.ibm.com>
64 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
65 (handle_stdc_pragma): Use new enum constant names.
66 (handle_pragma_float_const_decimal64): Ditto.
68 2009-05-13 Ian Lance Taylor <iant@google.com>
70 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
73 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
75 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
76 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
78 * config/m68k/m68k.h (FL_UCLINUX): Define.
80 2009-05-13 Jan Hubicka <jh@suse.cz>
82 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
84 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
86 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
87 unless -fschedule-insns is specified.
89 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
92 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
93 TARGET_EXPAND_CBRANCHDI4.
94 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
95 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
96 (cmpeqdi): Fix comment.
98 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
100 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
101 (sh_legitimate_address_p): Likewise.
102 * config/sh/sh.c (sh_legitimate_index_p): New.
103 (sh_legitimate_address_p): Likewise.
104 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
105 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
106 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
107 (MAYBE_BASE_REGISTER_RTX_P): New macro.
108 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
109 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
110 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
111 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
112 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
114 2009-05-12 Jan Hubicka <jh@suse.cz>
116 * tree-inline.c (estimate_operator_cost): Add operands;
117 when division happens by constant, it is cheap.
118 (estimate_num_insns): Loads and stores are not having cost of 0;
119 EH magic stuff is cheap; when computing runtime cost of switch,
120 use log2 base of amount of its cases; builtin_expect has cost of 0;
121 compute cost for moving return value of call.
122 (init_inline_once): Initialize time_based flags.
123 * tree-inline.h (eni_weights_d): Add time_based flag.
125 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
127 * df-core.c: Update head documentation.
129 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
132 * rs6000.c (rs6000_generate_compare): Use op1b instead of
133 shadowing exisiting variable op1.
135 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
138 * config/i386/driver-i386.c (processor_signatures): New enum.
139 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
140 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
141 processor signature to detect geode processor.
143 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
147 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
149 * optabs.c (prepare_cmp_insn): Temporarily disable test that
150 causes spurious differences between trunk and cond-optab branch.
152 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
154 * dojump.c (compare_from_rtx): Delete.
155 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
156 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
157 if the comparison does not satisfy the predicate; test predicates for
158 operands 2 and 3 of a cstore pattern. Don't try cstore optab
159 further if one existing pattern fails.
160 * expr.h (compare_from_rtx): Delete.
161 (prepare_operand): Declare it.
162 * optabs.c: Change "lib call" to "libcall" throughout.
163 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
164 HAVE_conditional_trap, emit_cmp_insn): Delete.
165 (can_compare_p): Delete cmp_optab case.
166 (prepare_float_lib_cmp): Return an rtx and a machine mode.
167 Accept other parameters by value.
168 (prepare_operand): Make non-static.
169 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
170 other parameters by value. Try to widen operands here based on
171 an optab_methods argument and looking at cbranch_optab.
172 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
173 loop. Use cbranch_optab directly.
174 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
175 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
177 (emit_conditional_move, emit_conditional_add): Inline what's needed
178 of compare_from_rtx, using new prepare_cmp_insn for the rest.
179 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
180 with COMPARE. Move cmov_optab and cstore_optab above
181 with cbranch_optab, move cmp_optab down with ucmp_optab,
182 remove tst_otpab. Do not initialize trap_rtx.
183 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
184 for trap code. Do not check HAVE_conditional_trap. Use
185 prepare_cmp_insn. Accept no predicate for operand 3.
186 * optabs.h (OTI_cmp): Mark as used only for libcalls.
187 (OTI_ctrap, ctrap_optab): New.
189 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
190 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
191 with lookup of ctrap_optab.
192 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
193 setcc_gen_code): Delete.
196 * combine.c (combine_simplify_rtx, simplify_set): Do not
197 special case comparing against zero for cc0 machines.
198 * simplify-rtx.c (simplify_binary_operation_1): Never remove
199 COMPARE on cc0 machines.
200 (simplify_relational_operation): Return a new expression when
201 a COMPARE could be removed.
202 * final.c (final_scan_insn): Compare cc_status values
203 against LHS of a (compare FOO (const_int 0)) cc0 source.
204 Also check if cc_status.value is the full compare.
206 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
207 (cstoreMM4): Document.
208 (conditional_trap): Document ctrapMM4 instead.
209 (sync_compare_and_swapMM): Refer to cbranchcc4.
210 (Dependent Patterns): Eliminate obsolete information referring to
211 the old jump optimization phase.
212 (Canonicalization): Include cbranchcc4 case, omit canonicalization
213 of compares with 0 on cc0 machines.
214 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
215 avoiding references to cc0. Remove text about storing operands
217 * doc/tm.texi (Condition Codes): Include blurb on different
218 condition code representations, separate into subsections for
219 CC0, MODE_CC and conditional execution.
221 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
222 alpha_emit_setcc): Accept operands and a machine mode.
223 * config/alpha/alpha.c (alpha_emit_conditional_branch):
224 Get code/op0/op1 from operands, use machine mode argument
225 instead of alpha_compare.fp_p. Emit the branch here.
226 (alpha_emit_setcc): Likewise, and return boolean.
227 (alpha_emit_conditional_move): Likewise. Assert that
228 cmp_op_mode == cmp_mode, and simplify accordingly.
229 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
230 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
231 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
233 (stack probe test): Use cbranchdi4.
234 * config/alpha/predicates.md (alpha_cbranch_operator): New.
236 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
237 * config/arc/arc.h (movsicc, movsfcc): Use it.
238 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
239 (cbranchsi4, cstoresi4): New.
240 (cmpsi, bCC and sCC expanders): Remove.
242 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
243 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
244 * config/arm/predicates.md (arm_comparison_operator): Only include
245 floating-point operators if there is a hardware floating-point unit.
246 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
247 deferring to cbranch_cc and cstore_cc respectively.
248 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
249 cbranch_cc, cstore_cc): New.
250 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
252 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
254 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
255 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
257 (adjust_insn_length): Adjust calls.
258 (avr_reorg): Handle (compare (foo) (const_int 0)).
259 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
260 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
261 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
262 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
264 (cbranchqi4, cbranchhi4, cbranchsi4): New.
265 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
267 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
268 (cbranchsi4, cstorebi4, cstoresi4): New.
269 (movbisi): This insn is duplicate, split it to zero_extend.
270 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
271 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
272 (bfin_optimize_loop): Use cbranch expander.
273 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
274 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
275 (bfin_bimode_comparison_operator): ... this.
276 (bfin_direct_comparison_operator): New.
278 * config/cris/cris.c (cris_normal_notice_update_cc): Look
279 inside (compare FOO (const_int 0)).
280 (cris_rtx_costs): Handle ZERO_EXTRACT.
281 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
282 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
283 (*tstdi_v32): Delete.
284 (*cmpdi_non_v32): Add M alternative for operand 1.
285 (cmpsi, cmp<mode>): Make private.
286 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
288 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
290 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
291 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
292 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
293 (cc_reg_operand): New.
295 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
296 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
297 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
298 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
299 crx_expand_scond): Delete.
301 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
303 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
304 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
306 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
307 cstoresi4, cstoresf4, cstoredf4): New.
308 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
309 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
310 Receive the entire operands array.
311 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
312 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
313 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
314 Get test/op0/op1 from the operands array.
315 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
317 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
318 (h8300_expand_store): New.
319 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
321 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
322 (h8300_expand_store): New.
323 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
324 or do not try to produce (set (cc0) REG).
325 (peepholes): Wrap arguments with COMPARE. Add a peephole to
326 change a compare into a move to a scratch register. Disable some
327 peepholes when comparing with zero.
328 (tstsi, tsthi, tstsi, cmpqi): Make private.
331 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
334 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
335 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
336 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
337 (ix86_emit_i387_log1p): Use cbranchxf2.
338 (ix86_expand_setcc): Return void.
339 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
340 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
341 cmp<MODEF>, cmpcc): Remove.
342 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
343 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
344 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
345 (sCC and bCC expanders): Remove.
346 (stack_protect_test): Use cbranchcc4.
348 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
350 (ia64_expand_compare): Accept three rtx by reference and return void.
351 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
352 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
353 from *expr. Update *expr with the BImode comparison to do.
354 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
355 cmptf, bCC, sCC, conditional_trap): Delete.
356 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
357 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
358 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
359 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
360 * config/ia64/predicates.md (ia64_cbranch_operator): New.
362 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
363 type of last argument.
364 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
365 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
366 use machine mode argument instead of branch_type. Remove dead
367 code for floating-point comparisons.
368 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
369 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
371 (cbranchsi4, cstoresi4): New.
372 * config/iq2000/predicates.md (reg_or_const_operand): New.
374 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
375 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
376 (b<code>_op): Rewrite to...
377 (bcc_op): ... this, using match_operator.
378 (s<code>_op): Rewrite to...
379 (scc_op): ... this, using match_operator.
380 (s<code>_24_op): Rewrite to...
381 (scc_op_24): ... this, using match_operator.
382 (s<code>_<mode>): Rewrite to...
383 (cstore<mode>4): ... this, using match_operator.
384 (s<code>_<mode>_24): Rewrite to...
385 (cstore<mode>4_24): ... this, using match_operator.
386 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
387 m32c_unpend_compare, m32c_expand_scc): Delete.
388 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
389 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
390 (m32c_expand_movcc): Change NE to EQ if necessary.
391 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
393 * config/m32r/m32r-protos.h (gen_cond_store): New.
394 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
395 (gen_cond_store): New, from sCC patterns.
396 (m32r_expand_block_move): Use cbranchsi4.
397 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
398 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
399 (cbranchsi4, cstoresi4): New.
401 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
403 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
404 (m68hc11_notice_update_cc): Look into a compare with 0.
405 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
407 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
408 cmphi, cmpqi, bCC): Delete.
409 (cbranchsi4, cbranchhi4, cbranchqi4): New.
410 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
411 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
414 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
415 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
416 * config/m68k/constraints.md (H): New.
417 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
418 the define_insn below.
419 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
420 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
421 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
422 patterns): Wrap RHS with COMPARE.
423 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
424 (*cmpdi_internal): Name this pattern.
425 (cmpdi): Change to define_insn.
426 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
427 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
428 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
430 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
431 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
432 (conditional_trap): Change to...
433 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
434 (*conditional_trap): Use the ordered_comparison_operator and
435 const1_operand predicates.
436 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
437 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
438 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
439 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
441 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
442 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
443 (mcore_gen_compare): New.
444 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
445 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
446 (mcore_gen_compare): ... this.
447 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
448 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
449 (stack probe pattern): Use cbranchsi4.
451 * config/mips/predicates.md (mips_cstore_operator): New.
452 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
453 * config/mips/mips.md (any_cond): Delete.
454 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
456 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
457 fixuns_truncsfdi2): Use cbranch patterns.
458 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
459 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
460 Adjust call to mips_expand_conditional_branch.
461 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
463 * config/mips/mips-protos.h (mips_expand_conditional_branch,
464 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
465 * config/mips/mips.c (cmp_operands): Delete.
466 (mips_emit_compare): Get comparison operands from *op0/*op1.
467 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
468 that it succeeds. Use op0/op1 instead of cmp_operands.
469 (mips_expand_conditional_branch, mips_expand_conditional_move,
470 mips_expand_conditional_trap): Likewise.
471 (mips_block_move_loop): Use cbranch patterns.
472 * config/mips/mips.h (cmp_operands): Delete.
474 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
475 (mmix_gen_compare_reg): Just return a register in the right CC mode.
476 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
477 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
478 (*cmpcc_folded): Rename to...
479 (*cmpdi_folded): this.
480 (*cmpcc): Rename to...
482 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
485 (cbranchdf4): New. Handle invalid comparisons here.
486 * config/mmix/predicates.md (float_comparison_operator): New.
488 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
489 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
490 * config/mn10300/mn10300.md (tst): Delete.
491 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
492 Name these patterns and wrap RHS in a compare.
493 (*cmpsi): Make this pattern private. Include tst.
494 (*cmpsf): Make this pattern private.
495 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
496 (compare with zero peepholes): Likewise.
498 (cbranchsi4, cbranchsf4): New.
499 (casesi): Use cbranchsi4.
501 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
502 hppa_branch_type): Delete.
503 (return_addr_rtx): Use cbranchsi4.
504 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
505 Emit CCFPmode comparison here.
506 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
507 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
508 hppa_branch_type): Delete.
509 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
510 (movsicc, movdicc): Remove references to hppa_compare_op0,
511 hppa_compare_op1 and compare_from_rtx.
512 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
513 (casesi): Use cbranchsi4.
515 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
516 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
517 * config/pdp11/pdp11.md (register_or_const0_operand): New.
518 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
519 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
521 (cbranchdf4, cbranchhi4, cbranchqi4): New.
522 (*branch, *branch_inverted): New.
524 * config/picochip/picochip.md (cbranchhi4): Use
525 ordered_comparison_operator.
526 (cmphi, bCC): Remove.
528 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
529 (trap_comparison_operator): Delete.
530 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
531 rs6000_emit_cbranch): Accept mode and operands.
532 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
533 rs6000_compare_fp_p): Delete.
534 (rs6000_generate_compare): Accept mode and comparison. Extract code
535 and op0/op1 from there. Replace references to rs6000_compare_op0
536 and rs6000_compare_op1.
537 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
538 extract result from passed operands.
539 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
540 extract loc from passed operands.
541 (rs6000_emit_cmove): Likewise.
542 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
543 rs6000_compare_fp_p): Delete.
544 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
545 (cbranch<GPR>4, cbranch<FP>4): New.
546 (cstore<mode>4): New. Consolidate here all choices about when to use
547 portable or specialized sCC sequences.
548 (stack_protect_test): Use cbranchsi4.
549 (conditional_trap): Replace with ctrap<GPR>4.
550 (conditional trap insn): Replace trap_comparison_operator with
551 ordered_comparison_operator.
553 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
554 (s390_emit_prologue): Use ctrap.
555 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
556 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
557 New predicates replacing...
558 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
559 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
560 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
561 (add<mode>cc): Do not use s390_compare_op0/op1.
562 (s<code>): Change to...
563 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
565 (cstorecc4): ... this. Handle EQ or NE equally.
566 (*sne): Un-privatize for use in cstorecc4.
567 (b<code>): Change to...
568 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
569 (conditional_trap): Replace with...
570 (ctrap<GPR>4, ctrap<FP>4): ... these.
571 (stack_protect): Use cbranchcc4.
573 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
574 * config/score/score-protos.h (score_gen_cmp): Delete.
575 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
576 (score_block_move-loop): Use cbranchsi4.
577 * config/score/score.md (cbranchsi4): New.
578 (cmpsi, bCC): Delete.
579 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
580 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
581 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
582 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
583 * config/score/score3.h (score3_gen_cmp): Delete.
584 * config/score/score7.h (score7_gen_cmp): Delete.
586 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
587 (sh_emit_scc_to_t): ... this. Return void.
588 (from_compare): Rename to...
589 (sh_emit_compare_and_branch): ... this.
590 (sh_emit_compare_and_set): New.
591 (sh_expand_t_scc): Accept operands.
592 * config/sh/predicates.md (sh_float_comparison_operator): New.
593 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
594 (prepare_scc_operands): Rename to...
595 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
597 (sh_emit_cheap_store_flag): New.
598 (sh_emit_set_t_insn): New.
599 (from_compare): Rename to...
600 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
601 handling of TARGET_SH2E floating point to avoid recursive call.
602 Generate branch here.
603 (sh_emit_compare_and_set): New.
604 (sh_expand_t_scc): Get op0/op1 from arguments.
605 (sh_emit_cheap_store_flag): New.
606 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
608 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
609 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
610 (movsicc, movdicc): Do nothing when it recreated operands from
611 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
612 prepare_scc_operands (now sh_emit_scc_to_t).
613 (udivdi3): Use cstoresi4.
614 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
615 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
616 (cbranchint4_media, cbranchfp4_media): New.
617 (casesi): Use cbranchdi4.
618 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
620 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
621 (movnegt): Remove second operand.
622 (cbranchsf4, cbranchdf4): New.
623 (stack_protect): Use cbranchdi4/cbranchsi4.
625 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
626 (gen_compare_reg): Accept comparison, extract part of it to...
627 (gen_compare_reg_1): ... this.
628 (gen_compare_operator): Delete.
629 (gen_v9_scc): Accept separate destination, comparison code and arms.
630 Do not use sparc_compare_op0/sparc_compare_op1.
631 (emit_scc_insn, emit_conditional_branch_insn): New.
632 (emit_v9_brxx): Make static. Remove useless assertion.
633 (sparc_emit_float_lib_cmp): Return RTL instead of calling
635 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
636 * config/sparc/sparc-protos.h (gen_compare_reg,
637 sparc_emit_float_lib_cmp): Adjust prototype.
638 (emit_scc_insn, emit_conditional_branch_insn): New.
639 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
640 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
641 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
642 iterators to the top.
643 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
644 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
645 snedi_special_trunc): Delete.
646 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
647 and snedi_special_trunc.
648 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
649 cbranchdi4, cbranch<F:mode>4): New.
650 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
651 here. Use gen_compare_reg instead of gen_compare_operator.
652 (conditional_trap): Replace with...
653 (ctrapsi4, ctrapdi4): ... this.
654 (stack_protect_test): Use cbranchcc4.
656 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
658 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
659 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
660 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
661 from operands[0] or operands[3] depending on is_set.
662 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
663 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
664 cmpdf, bCC), sCC: Remove.
665 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
666 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
668 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
669 spu_emit_branch_or_set.
671 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
673 * config/stormy16/stormy16.h (xstormy16_compare_op0,
674 xstormy16_compare_op1): Delete.
675 * config/stormy16/stormy16.c (xstormy16_compare_op0,
676 xstormy16_compare_op1): Delete.
677 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
679 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
680 (cmphi, cmpsi, bCC): Remove.
682 * config/v850/v850.md (tstsi, cmpsi): Fold into...
683 (*cmpsi): ... this one.
684 (cbranchsi4, cstoresi4): New.
685 (bCC expanders): Delete.
686 (sCC insns): Fold into...
687 (*setcc): ... this one.
688 (casesi): Do not use gen_cmpsi and gen_bgtu.
689 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
691 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
693 * config/vax/vax-protos.h (cond_name): New.
694 (vax_output_conditional_branch): Remove.
695 * config/vax/vax.c (cond_name): New.
696 (vax_output_conditional_branch): Remove.
697 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
698 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
699 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
700 (bit<VAXint>): Wrap source with (compare).
701 (b<code> and following unnamed pattern): Rename to *branch and
702 *branch_reversed. Change macroization to match_operator.
703 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
705 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
706 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
707 Change last argument to machine_mode.
708 (xtensa_expand_scc): Add machine_mode argument.
709 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
710 (gen_conditional_move, xtensa_expand_conditional_branch,
711 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
712 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
713 Adjust operand numbers.
714 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
716 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
717 (cmpsi, cmpsf, b<code>, s<code>): Delete.
718 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
720 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
722 * optabs.c (prepare_cmp_insn): Temporarily disable test that
723 causes spurious differences between trunk and cond-optab branch.
725 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
728 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
730 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
732 * tree.c (iterative_hash_pointer): Delete.
733 (iterative_hash_expr): Short-circuit handling of NULL pointer.
734 Hash UIDs and versions of SSA names. Don't special-case built-in
735 function declarations.
737 2009-05-11 Ian Lance Taylor <iant@google.com>
740 * graphite.c: Force -Wc++-compat to only be a warning before
741 #including "cloog/cloog.h".
743 2009-05-11 Martin Jambor <mjambor@suse.cz>
745 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
747 2009-05-11 Jan Hubicka <jh@suse.cz>
749 * tree-ssa-loop-ivcanon.c: Include target.h
750 (struct loop_size): new structure.
751 (constant_after_peeling): New predicate.
752 (tree_estimate_loop_size): New function.
753 (estimated_unrolled_size): Rewrite for new estimates.
754 (try_unroll_loop_completely): Use new estimates.
755 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
757 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
759 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
760 libcpp interface change.
761 (spu_macro_to_expand): Likewise.
763 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
765 PR tree-optimization/40026
766 * gimplify.c (gimplify_init_constructor): Change initial conditional
767 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
768 optimize_compound_literals_in_ctor.
770 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
772 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
774 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
776 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
778 * tree-vect-data-refs.c (vect_analyze_group_access): Use
779 HOST_WIDE_INT for gap.
781 2009-05-11 Ira Rosen <irar@il.ibm.com>
783 PR tree-optimization/40074
784 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
785 account in group size and step comparison.
787 2009-05-11 Richard Guenther <rguenther@suse.de>
789 * passes.c (init_optimization_passes): Strip now incorrect comment.
790 (execute_function_todo): Do not set PROP_alias.
791 * tree-pass.h (PROP_alias): Remove.
792 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
793 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
794 * tree-nrv.c (pass_return_slot): Likewise.
795 * tree-object-size.c (pass_object_sizes): Likewise.
796 * tree-ssa-dom.c (pass_dominator): Likewise.
797 (pass_phi_only_cprop): Likewise.
798 * tree-ssa-dse.c (pass_dse): Likewise.
799 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
800 (pass_cselim): Likewise.
801 * tree-ssa-pre.c (pass_pre): Likewise.
802 (pass_fre): Likewise.
803 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
804 * tree-ssa-sink.c (pass_sink_code): Likewise.
805 * tree-stdarg.c (pass_stdarg): Likewise.
806 * tree-tailcall.c (pass_tail_calls): Likewise.
807 * tree-vrp.c (pass_vrp): Likewise.
809 2009-05-10 Ian Lance Taylor <iant@google.com>
811 * basic-block.h (enum profile_status): Break out of struct
813 * cgraph.h (struct inline_summary): Break out of struct
815 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
816 of struct cgraph_order_sort.
817 * combine.c (enum undo_kind): New enum, broken out of struct undo.
818 * cse.c (struct branch_path): Break out of struct
819 cse_basic_block_data.
820 * except.h (enum eh_region_type): Break out of struct eh_region.
821 * gcc.c (enum add_del): Break out of struct modify_target.
822 * genrecog.c (enum decision_type): Break out of struct decision_test.
823 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
825 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
826 * regmove.c (enum match_use): New enum, broken out of struct match.
827 * sched-int.h (enum post_call_group): New enum, broken out of
829 (struct deps_reg): Break out of struct deps.
830 * target.h (struct asm_int_op): Break out of struct gcc_target.
831 * tree-eh.c (struct goto_queue_node): Break out of struct
833 * tree-inline.h (enum copy_body_cge_which): Break out of
835 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
837 * c-decl.c (in_struct, struct_types): New static variables.
838 (pushtag): Add loc parameter. Change all callers.
839 (lookup_tag): Add ploc parameter. Change all callers.
840 (check_compound_literal_type): New function.
841 (parser_xref_tag): Add loc parameter. Change all callers. If
842 -Wc++-compat, warn about struct/union/enum types defined within a
844 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
845 and loc parameters. Change all callers. Change error calls to
846 error_at, using loc. For a redefinition, if the location of the
847 original definition is known, report it. Set in_struct and
848 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
849 (finish_struct): Add new parameters enclosing_in_struct and
850 enclosing_struct_types. Change all callers. Set
851 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
852 in the struct. If in a struct, add this struct to struct_types.
853 (start_enum): Add loc parameter. Change all callers. Use
854 error_at for errors, using loc. For a redefinition, if the
855 location of the original definition is known, report it. If in a
856 struct, add this enum type to struct_types. If -Wc++-compat warn
857 if in sizeof, typeof, or alignof.
858 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
859 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
860 (c_parser_enum_specifier): Get enum location for start_enum.
861 (c_parser_struct_or_union_specifier): Get struct location for
862 start_struct. Save in_struct and struct_types status between
863 start_struct and finish_struct.
864 (c_parser_cast_expression): Get location of cast.
865 (c_parser_alignof_expression): Get location of type.
866 (c_parser_postfix_expression): Likewise.
867 (c_parser_postfix_expression_after_paren_type): Add type_loc
868 parameter. Change all callers. Call check_compound_literal_type.
869 Use type_loc for error about variable size type.
870 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
871 of an enum constant from an enum type defined in a struct or union.
872 (c_cast_expr): Add loc parameter. Change all callers. If
873 -Wc++-compat, warn about defining a type in a cast.
874 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
875 (start_enum, start_struct, finish_struct): Update declarations.
876 (parser_xref_tag, c_cast_expr): Update declarations.
877 (check_compound_literal_type): Declare.
879 2009-05-11 Ben Elliston <bje@au.ibm.com>
881 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
882 for recent libcpp interface change.
883 (rs6000_macro_to_expand): Likewise.
885 2009-05-10 Michael Matz <matz@suse.de>
888 * config/arm/arm.c (require_pic_register): Emit on entry edge,
889 not at entry of function.
891 2009-05-10 Richard Guenther <rguenther@suse.de>
893 PR tree-optimization/40081
895 * tree-sra.c (instantiate_element): Instantiate scalar replacements
896 using the main variant of the element type. Do not fiddle with
897 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
899 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
900 structs with volatile fields.
902 2009-05-10 Jan Hubicka <jh@suse.cz>
904 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
905 (estimate_move_cost): Assert that it does not get called for
907 (estimate_num_insns): Skip VOID types in argument handling.
908 (optimize_inline_calls): Delete unreachable blocks and verify that
911 2009-05-10 Jan Hubicka <jh@suse.cz>
913 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
914 * cgraph.c (cgraph_mark_address_taken_node): New function.
915 (dump_cgraph_node): Dump new flag.
916 * cgraph.h (struct cgraph_node): Add address_taken.
917 (cgraph_mark_address_taken_node): New function.
918 * ipa.c (cgraph_postorder): Prioritize functions with address taken
919 since new direct calls can be born.
921 2009-05-10 Joseph Myers <joseph@codesourcery.com>
923 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
926 2009-05-10 Jan Hubicka <jh@suse.cz>
929 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
931 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
932 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
933 * tree-inline.c (copy_bb): Set frequency correctly.
934 (fold_marked_statements): Update call to
935 cgraph_update_edges_for_call_stmt.
937 2009-05-10 Joseph Myers <joseph@codesourcery.com>
939 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
940 identifiers in diagnostics.
941 * config/arm/arm.c (arm_handle_fndecl_attribute,
942 arm_handle_isr_attribute): Likewise.
943 * config/avr/avr.c (avr_handle_progmem_attribute,
944 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
946 * config/bfin/bfin.c (handle_int_attribute,
947 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
948 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
949 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
951 * config/darwin.c (darwin_handle_kext_attribute,
952 darwin_handle_weak_import_attribute): Likewise.
953 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
954 h8300_handle_eightbit_data_attribute,
955 h8300_handle_tiny_data_attribute): Likewise.
956 * config/i386/i386.c (ix86_handle_cconv_attribute,
957 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
959 * config/i386/winnt.c (ix86_handle_shared_attribute,
960 ix86_handle_selectany_attribute): Likewise.
961 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
962 * config/m32c/m32c.c (function_vector_handler): Likewise.
963 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
964 m68hc11_handle_fntype_attribute): Likewise.
965 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
966 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
967 * config/mips/mips.c (mips_insert_attributes,
968 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
969 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
970 rs6000_handle_struct_attribute): Likewise.
971 * config/sh/sh.c (sh_insert_attributes,
972 sh_handle_resbank_handler_attribute,
973 sh_handle_interrupt_handler_attribute,
974 sh2a_handle_function_vector_handler_attribute,
975 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
977 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
978 * config/spu/spu.c (spu_handle_fndecl_attribute,
979 spu_handle_vector_attribute): Likewise.
980 * config/stormy16/stormy16.c
981 (xstormy16_handle_interrupt_attribute): Likewise.
982 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
983 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
985 2009-05-10 Joseph Myers <joseph@codesourcery.com>
987 * pretty-print.h (struct pretty_print_info): Add
988 translate_identifiers.
989 (pp_translate_identifiers): New.
990 (pp_identifier): Only conditionally translate identifier to locale
992 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
993 (pp_base_tree_identifier): Only conditionally translate identifier
994 to locale character set.
995 * c-pretty-print.c (M_): Define.
996 (pp_c_type_specifier, pp_c_primary_expression): Mark English
997 fragments for conditional translation with M_.
998 * tree-pretty-print.c (maybe_init_pretty_print): Disable
999 identifier translation.
1001 2009-05-10 Richard Guenther <rguenther@suse.de>
1003 PR tree-optimization/40081
1004 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1005 using the main variant of the element type. Do not fiddle with
1006 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1008 2009-05-09 Jan Hubicka <jh@suse.cz>
1011 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1012 indirect calls; verify cgraph afterwards.
1014 2009-05-09 Jan Hubicka <jh@suse.cz>
1017 * ipa.c (update_inlined_to_pointer): New function.
1018 (cgraph_remove_unreachable_nodes): Use it.
1020 2009-05-09 Jan Hubicka <jh@suse.cz>
1022 * tree-eh.c (struct leh_state): Remove prev_try.
1023 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1025 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1026 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1027 remove_eh_handler_and_replace, foreach_reachable_handler,
1028 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1029 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1030 (gen_eh_region_cleanup): Update prototype.
1032 2009-05-09 Jan Hubicka <jh@suse.cz>
1035 * except.c (copy_eh_region): Always set prev_try.
1036 (redirect_eh_edge_to_label): Find outer try.
1037 (foreach_reachable_handler): When looking for prev try
1038 handle case where previous try is not going to be taken.
1040 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1042 PR tree-optimization/40049
1043 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1044 only vector/vector shifts, convert the type of the constant to the
1045 appropriate type to avoid building incorrect trees, which
1046 eventually have problems with garbage collection.
1048 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1050 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1051 -1 for complex floating-point types if honoring signed zeros.
1053 2009-05-08 Jan Hubicka <jh@suse.cz>
1055 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1056 argument; handle correctly when profile is absent.
1057 (build_cgraph_edges): Update.
1058 (rebuild_cgraph_edges): Update.
1059 * cgraph.c: Do not include varray.h.
1060 (cgraph_set_call_stmt_including_clones): New function.
1061 (cgraph_create_edge_including_clones): Likewise
1062 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1063 (cgraph_update_edges_for_call_stmt): Handle clones.
1064 (cgraph_remove_node): Handle clone tree.
1065 (cgraph_remove_node_and_inline_clones): New function.
1066 (dump_cgraph_node): Dump clone tree.
1067 (cgraph_clone_node): Handle clone tree.
1068 (clone_function_name): Bring here from tree-inline.c.
1069 (cgraph_create_virtual_clone): New function.
1070 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1071 (cgraph_clone_info): New function.
1072 (strut cgraph_node): Add clone_info and new clone tree pointers.
1073 (cgraph_remove_node_and_inline_clones,
1074 cgraph_set_call_stmt_including_clones,
1075 cgraph_create_edge_including_clones,
1076 cgraph_create_virtual_clone): Declare.
1077 (cgraph_function_versioning): Use VEC argument.
1078 (compute_call_stmt_bb_frequency): Update prototype.
1079 (cgraph_materialize_all_clones): New function.
1080 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1081 (ipcp_create_replace_map): Update to VECtors.
1082 (ipcp_update_callgraph): Use virtual clones.
1083 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1084 (ipcp_update_profiling): Do not update local profiling.
1085 (ipcp_insert_stage): Use VECtors and virtual clones.
1086 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1087 (clone_of_p): New function.
1088 (cgraph_preserve_function_body_p): Use clone tree.
1089 (cgraph_optimize): Materialize clones.
1090 (cgraph_function_versioning): Update for VECtors.
1091 (save_inline_function_body): Use clone tree.
1092 (cgraph_materialize_clone): New function.
1093 (cgraph_materialize_all_clones): Likewise.
1094 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1095 * ipa.c: Include gimple.h.
1096 (cgraph_remove_unreachable_nodes): Use clone tree.
1097 * ipa-prop.c (ipa_note_param_call): Update call to
1098 compute_call_stmt_bb_frequencycall.
1099 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1100 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1101 (copy_bb): Handle updating of clone tree; add new edge when new call
1103 (expand_call_inline): Be strict about every call having edge.
1104 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1105 (delete_unreachable_blocks_update_callgraph): New function.
1106 (tree_function_versioning): Use VECtors; always remove unreachable
1107 blocks and fold conditionals.
1108 * tree-inline.h: Do not include varray.h.
1109 (tree_function_versioning): Remove.
1110 * Makefile.in (GTFILES): Remove tree-inline.c
1111 * passes.c (do_per_function): Do only functions having body.
1112 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1115 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1116 Andrew Morrow <acm@google.com>
1119 * c-common.c (c_common_attribute_table): Permit deprecated
1120 attribute to take an optional argument.
1121 (handle_deprecated_attribute): If the optional argument to
1122 __attribute__((deprecated)) is not a string ignore the attribute
1125 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1126 * c-typeck.c (build_component_ref): Likewise.
1127 (build_external_ref): Likewise.
1129 * toplev.c (warn_deprecated_use): Add an attribute argument.
1130 Emit the message associated with __attribute__((deprecated)).
1132 * toplev.h (warn_deprecated_use): Updated.
1134 * doc/extend.texi: Document new optional parameter to
1135 __attribute__((deprecated))
1137 2009-05-08 Michael Eager <eager@eagercon.com>
1139 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1140 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1142 2009-05-08 Richard Guenther <rguenther@suse.de>
1144 PR tree-optimization/40062
1145 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1146 Avoid exponential behavior.
1148 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1150 PR rtl-optimization/33928
1152 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1153 process_uses, build_single_def_use_links): New.
1154 (update_df): Update use_def_ref.
1155 (forward_propagate_into): Use get_def_for_use instead of use-def
1157 (fwprop_init): Call build_single_def_use_links and let it initialize
1159 (fwprop_done): Free use_def_ref.
1160 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1161 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1162 df_rd_simulate_one_insn): New.
1163 (df_rd_bb_local_compute_process_def): Update head comment.
1164 (df_chain_create_bb): Use the new RD simulation functions.
1165 * df.h (df_rd_simulate_artificial_defs_at_top,
1166 df_rd_simulate_one_insn): New.
1167 * opts.c (decode_options): Enable fwprop at -O1.
1168 * doc/invoke.texi (-fforward-propagate): Document this.
1170 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1173 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1174 and one complex operand specially.
1175 * tree-complex.c (some_nonzerop): Do not identify a real value as
1176 zero if flag_signed_zeros.
1178 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1180 PR rtl-optimization/33928
1181 * loop-invariant.c (record_use): Fix && vs. || mishap.
1183 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1185 PR rtl-optimization/33928
1186 * loop-invariant.c (struct use): Add addr_use_p.
1187 (struct def): Add n_addr_uses.
1188 (struct invariant): Add cheap_address.
1189 (create_new_invariant): Set cheap_address.
1190 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1191 (record_uses): Pass df_ref to record_use.
1192 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1195 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1197 * config/sh/sh.c: Do not include c-pragma.h.
1199 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1201 * config/spu/spu.c: Remove include of c-common.h.
1203 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1206 * c-common.h (mark_valid_location_for_stdc_pragma,
1207 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1208 clear_float_const_decimal64, float_const_decimal64_p): New.
1209 * c.opt (Wunsuffixed-float-constants): New.
1210 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1211 unsuffixed float constant, handle new warning.
1212 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1213 * c-decl.c (c_scope): New flag float_const_decimal64.
1214 (set_float_const_decimal64, clear_float_const_decimal64,
1215 float_const_decimal64_p): New.
1216 (push_scope): Set new flag.
1217 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1218 to use STDC pragmas.
1219 (c_parser_external_declaration): Ditto.
1220 (c_parser_compound_statement_nostart): Ditto.
1221 * c-pragma.c (valid_location_for_stdc_pragma,
1222 mark_valid_location_for_stdc_pragma,
1223 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1224 handle_pragma_float_const_decimal64): New.
1225 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1226 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1227 set_float_const_decimal64, clear_float_const_decimal64,
1228 float_const_decimal64_p): New dummy functions.
1229 * doc/extend.texi (Decimal Float): Remove statement that the
1230 pragma, and suffix for double constants, are not supported.
1231 * doc/invoke.texi (Warning Options): List new option.
1232 (-Wunsuffixed-float-constants): New.
1234 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1236 * config/i386/i386.c: Do not include c-common.h.
1238 2009-05-07 Mark Heffernan <meheff@google.com>
1240 * doc/invoke.texi (Debugging Options): Document change of debugging
1242 * opts.c (decode_options): Make dump_base_name relative to
1243 aux_base_name directory.
1245 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1247 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1248 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1250 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1252 * Makefile.in (install-plugin): Simplify a bit.
1254 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1256 * Makefile.in (OBJS-common): Add regcprop.o.
1258 * timevar.def (TV_CPROP_REGISTERS): New.
1259 * regrename.c (regrename_optimize): Return 0.
1260 (rest_of_handle_regrename): Delete.
1261 (pass_rename_registers): Point to regrename_optimize.
1262 (struct value_data_entry, struct value_data,
1263 kill_value_one_regno, kill_value_regno, kill_value,
1264 set_value_regno, init_value_data, kill_clobbered_value,
1265 kill_set_value, kill_autoinc_value, copy_value,
1266 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1267 replace_oldest_value_reg, replace_oldest_value_addr,
1268 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1269 debug_value_data, validate_value_data): Move...
1270 * regcprop.c: ... here.
1271 (rest_of_handle_cprop): Delete.
1272 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1274 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1277 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1278 GEN_INT for 1 << bitnum.
1279 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1282 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1284 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1285 Remove wrong description of "nand" operation.
1287 2009-05-06 Richard Guenther <rguenther@suse.de>
1288 Adam Nemet <anemet@caviumnetworks.com>
1290 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1291 comment. Add that if LHS is not a gimple register, then RHS1 has
1292 to be a single object (GIMPLE_SINGLE_RHS).
1294 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1296 * expr.c (get_def_for_expr): Move it up in the file.
1297 (store_field): When expanding a bit-field store, look at the
1298 defining gimple stmt for the masking conversion.
1300 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1303 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1304 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1305 32-bit memcpy into long.
1307 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1309 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1310 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1312 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1313 instead of appending DW_OP_deref*.
1315 2009-05-06 Michael Matz <matz@suse.de>
1318 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1319 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1321 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1323 * Makefile.in (install-plugin): Fix srcdir handling.
1325 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1327 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1328 when processing for not_regs_needed bitmap.
1329 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1330 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1331 handling it for rhs.
1333 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1335 * config/i386/i386.md (unnamed inc/dec peephole): Use
1336 optimize_insn_for_size_p instead of optimize_size.
1337 * config/i386/predicates.md (incdec_operand): Likewise.
1338 (aligned_operand): Likewise.
1339 * config/i386/sse.md (divv8sf3): Likewise.
1340 (sqrtv8sf2): Likewise.
1342 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1344 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
1346 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
1348 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1350 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
1351 ssemodesuffixf2c with avxmodesuffixf2c.
1353 2009-05-06 Joseph Myers <joseph@codesourcery.com>
1356 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
1358 2009-05-05 Jakub Jelinek <jakub@redhat.com>
1360 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
1361 (struct tree_base): Adjust spacing for 8 bit boundaries.
1362 (struct tree_decl_common): Add decl_by_reference_flag bit.
1363 (DECL_BY_REFERENCE): Adjust.
1364 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
1365 print DECL_BY_REFERENCE bit.
1366 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
1367 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
1368 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
1369 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
1373 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
1374 range of the type, but default label is missing, add it with one
1375 of the existing labels instead of adding a new label for it.
1377 2009-05-05 Joseph Myers <joseph@codesourcery.com>
1381 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
1383 * Makefile.in (enable_plugin, plugin_includedir): New.
1384 (install): Depend on install-plugin.
1385 (PLUGIN_HEADERS): New.
1386 (install-plugin): New.
1387 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
1389 2009-05-05 Richard Guenther <rguenther@suse.de>
1391 PR tree-optimization/40022
1392 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
1394 (phivn_valid_p): Fix tuplification error, simplify.
1395 (phiprop_insert_phi): Add dumps.
1396 (propagate_with_phi): Simplify.
1398 2009-05-05 Richard Guenther <rguenther@suse.de>
1401 * builtins.c (gimplify_va_arg_expr): Properly build the address.
1403 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
1405 * tree.h (strip_float_extensions): Remove duplicate declaration.
1406 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
1407 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
1408 block_ultimate_origin): Rearrange the declarations line to match the
1409 comment that indicates the .c file which the functions are defined.
1410 (dwarf2out_*, set_decl_rtl): Add comment.
1411 (get_base_address): Adjust comment.
1412 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
1413 declarations line and add comment.
1414 (is_builtin_name): Add blank after function name, for clarity.
1416 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1418 * attribs.c (decl_attributes): Use %qE for identifiers in
1420 * cgraphunit.c (verify_cgraph_node): Translate function names to
1421 locale character set in diagnostics.
1422 * coverage.c (get_coverage_counts): Use %qE for identifiers in
1424 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
1425 Document that functions are named in UTF-8.
1426 * expr.c (expand_expr_real_1): Translate function names to locale
1427 character set in diagnostics.
1428 * gimplify.c (omp_notice_variable, omp_is_private,
1429 gimplify_scan_omp_clauses): Use %qE for identifiers in
1431 * langhooks.c (lhd_print_error_function): Translate function names
1432 to locale character set.
1433 * langhooks.h (decl_printable_name): Document that return value is
1434 in internal character set.
1435 * stmt.c: Include pretty-print.h
1436 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
1438 (resolve_operand_name_1): Translate named operand name to locale
1440 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
1442 * toplev.c (announce_function): Translate function names to locale
1444 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
1445 (default_tree_printer): Use pp_identifier or translate identifiers
1446 to locale character set. Mark "<anonymous>" for translation.
1447 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
1448 for identifiers in diagnostics.
1449 * tree.c (handle_dll_attribute): Use %qE for identifiers in
1451 * varasm.c (output_constructor): Use %qE for identifiers in
1454 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
1456 * configure.ac: use ` ` instead of $()
1457 * configure: Regenerate.
1459 2009-05-05 Ben Elliston <bje@au.ibm.com>
1461 * config/pa/linux-atomic.c: Eliminate conditional include of
1462 errno.h on non-LP64 systems to simplify build requirements.
1464 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1466 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
1468 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
1469 and pass value to identifier_to_locale.
1470 (warn_variable_length_array): Make name a tree.
1471 (grokdeclarator): Separate diagnostic texts for named and unnamed
1472 declarators. Use %qE for named declarators.
1473 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
1475 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
1476 identifiers in diagnostics.
1477 * c-typeck.c (push_member_name, start_init): Pass identifiers to
1478 identifier_to_locale. Mark "anonymous" strings for translation.
1480 2009-05-04 Michael Eager <eager@eagercon.com>
1482 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
1483 address for DImode/DFmode only if double-precision FP regs.
1485 2009-05-04 Michael Eager <eager@eagercon.com>
1487 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
1488 TARGET_SINGLE_FLOAT check.
1490 2009-05-04 Michael Eager <eager@eagercon.com>
1492 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
1494 2009-05-04 Michael Eager <eager@eagercon.com>
1496 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
1497 * config/rs6000/t-xilinx: New
1499 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
1501 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
1502 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
1503 * gcc/explow.c (memory_address): Use target hook.
1504 * gcc/targhooks.c (default_legitimize_address): New.
1505 * gcc/targhooks.h (default_legitimize_address): New.
1506 * gcc/target.h (legitimize_address): New.
1507 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
1508 (TARGET_INITIALIZER): Include it.
1509 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
1511 * config/bfin/bfin-protos.h (legitimize_address): Remove.
1512 * config/bfin/bfin.c (legitimize_address): Remove.
1513 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
1514 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
1516 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
1517 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
1519 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
1520 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
1521 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
1522 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
1523 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
1524 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
1525 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
1526 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
1527 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
1528 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
1529 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
1530 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
1531 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
1532 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
1533 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
1534 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
1535 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
1536 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
1537 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
1538 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
1539 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
1540 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
1541 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
1543 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
1544 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
1545 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
1546 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
1547 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
1548 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
1549 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
1550 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
1551 (thumb_legitimize_address): Delete.
1552 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
1553 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
1554 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
1555 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
1556 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
1557 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
1559 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
1562 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
1563 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
1564 * config/m32r/m32r.c (m32r_legitimize_address): New.
1565 * config/m68k/m68k.c (m68k_legitimize_address): New.
1566 * config/score/score.c (score_legitimize_address): Standardize.
1567 * config/score/score3.c (score3_legitimize_address): Standardize.
1568 * config/score/score3.h (score3_legitimize_address): Adjust.
1569 * config/score/score7.c (score7_legitimize_address): Standardize.
1570 * config/score/score7.h (score7_legitimize_address): Adjust.
1571 * config/sh/sh.c (sh_legitimize_address): New.
1572 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
1574 * gcc/config/s390/s390.c (legitimize_address): Rename to...
1575 (s390_legitimize_address): ... this.
1576 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
1577 (sparc_legitimize_address): ... this.
1578 * gcc/config/i386/i386.c (legitimize_address): Rename to...
1579 (ix86_legitimize_address): ... this.
1580 * gcc/config/avr/avr.c (legitimize_address): Rename to...
1581 (avr_legitimize_address): ... this.
1582 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
1583 (mn10300_legitimize_address): ... this.
1584 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
1585 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
1586 (alpha_expand_mov): Adjust call.
1588 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
1589 * config/spu/spu.c (spu_legitimize_address): Likewise.
1590 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
1591 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
1593 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1595 * intl.c (locale_encoding, locale_utf8): New.
1596 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
1597 * intl.h (locale_encoding, locale_utf8): Declare.
1598 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
1599 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
1601 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
1603 (pp_tree_identifier): Define to call pp_base_tree_identifier.
1604 (pp_base_tree_identifier): Declare as function.
1605 (identifier_to_locale): Declare.
1606 * Makefile.in (pretty-print.o): Update dependencies.
1607 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
1609 2009-05-04 Richard Guenther <rguenther@suse.de>
1612 * builtins.c (fold_builtin_memory_op): Do not decay to element
1613 type if the size matches the whole array.
1615 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1617 * expmed.c (synth_mult): When trying out a shift, pass the result
1620 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1622 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
1623 (shiftsub1_cost): New.
1624 (init_expmed): Compute shiftsub1_cost.
1625 (synth_mult): Optimize multiplications by constants of the form
1626 -(2^^m-1) for some constant positive integer m.
1628 2009-05-03 Richard Guenther <rguenther@suse.de>
1631 * c-typeck.c (array_to_pointer_conversion): Do not built
1632 ADDR_EXPRs of arrays of pointer-to-element type.
1633 * c-gimplify.c (c_gimplify_expr): Revert change fixing
1634 up wrong ADDR_EXPRs after-the-fact.
1635 * c-common.c (strict_aliasing_warning): Strip pointer
1636 conversions for obtaining the original type.
1637 * builtins.c (fold_builtin_memset): Handle array types.
1638 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
1641 2009-05-03 Richard Guenther <rguenther@suse.de>
1644 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
1645 Do not lose casts from array types with unknown extent to array
1646 types with known extent.
1647 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
1648 alias set compatibility.
1650 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1652 * flags.h (extra_warnings): Delete.
1653 * toplev.c (process_options): Handle Wuninitialized here.
1654 * opts.c (extra_warnings): Delete.
1655 (set_Wextra): Delete.
1656 (common_handle_option): -Wextra can be handled automatically.
1657 * c-opts.c (c_common_handle_option): Delete obsolete code.
1658 (c_common_post_options): Simplify comment.
1659 * common.opt (W): Add Var.
1661 (Wuninitialized): Initialize to -1.
1663 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
1664 Richard Guenther <rguenther@suse.de>
1666 * expr.c (get_def_for_expr): New function.
1667 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
1668 SSA rather than trees.
1669 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
1670 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
1672 2009-05-03 Joseph Myers <joseph@codesourcery.com>
1674 * c-common.c (reswords): Add _Imaginary.
1675 * c-common.c (enum rid): Add RID_IMAGINARY.
1677 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
1679 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
1680 Patch by Richard Guenther.
1682 2009-05-03 Anatoly Sokolov <aesok@post.ru>
1684 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
1685 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1686 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
1687 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
1688 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
1689 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
1690 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
1691 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
1692 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
1693 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
1694 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
1695 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
1696 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
1697 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
1698 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
1699 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
1700 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
1701 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
1703 2009-05-02 Richard Guenther <rguenther@suse.de>
1705 PR tree-optimization/39940
1706 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
1709 2009-05-02 Richard Guenther <rguenther@suse.de>
1712 * tree-ssa.c (execute_update_addresses_taken): Properly check
1713 if we can mark a variable DECL_GIMPLE_REG_P.
1714 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
1715 back to the end of the function.
1716 (is_gimple_reg_type): Remove complex type special casing.
1717 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
1720 2009-05-02 Ben Elliston <bje@au.ibm.com>
1722 * doc/collect2.texi (Collect2): Document search path behaviour
1723 when configured with --with-ld.
1725 2009-05-02 Jan Hubicka <jh@suse.cz>
1727 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
1728 parameter; update callers.
1729 (coalesce_cost_edge): EH edges are costier because they needs
1730 splitting even if not critical and even more costier when there are
1731 multiple EH predecestors.
1733 2009-05-02 Jan Hubicka <jh@suse.cz>
1735 * except.c (remove_eh_handler_and_replace): Handle updating after
1736 removing TRY blocks.
1738 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
1740 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
1742 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
1744 * varasm.c: Do not include c-pragma.h.
1745 * attribs.c: Do not incude c-common.h.
1747 2009-05-01 Michael Matz <matz@suse.de>
1749 * calls.c (initialize_argument_information): Handle SSA names like
1750 decls with a non MEM_P DECL_RTL.
1752 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1754 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
1755 * ipa-utils.c: Likewise.
1756 * ipa-type-escape.c: Likewise.
1757 * cgraphunit.c Do not include c-common.h.
1758 * ipa-pure-const.c: Likewise.
1759 * tree-if-conv.c: Likewise.
1760 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
1761 * ipa-struct-reorg.c: Likewise.
1762 * tree-nomudflap.c: Likewise.
1763 * tree-ssa-structalias.c: Likewise.
1765 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1767 * store-motion.c: Many cleanups to make this pass a first-class
1768 citizen instead of an appendix to gcse load motion. Add TODO list
1769 to make this pass faster/cleaner/better.
1771 (struct ls_expr): Post gcse.c-split cleanups.
1772 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
1773 "stores" field to "avail_stores".
1774 (pre_ldst_mems): Rename to store_motion_mems.
1775 (pre_ldst_table): Rename to store_motion_mems_table.
1776 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
1777 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
1778 (ldst_entry): Rename to st_expr_entry, update users.
1779 (free_ldst_entry): Rename to free_st_expr_entry, update users.
1780 (free_ldst_mems): Rename to free_store_motion_mems, update users.
1781 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
1783 (first_ls_expr): Rename to first_st_expr, update users.
1784 (next_ls_expr): Rename to next_st_expr, update users.
1785 (print_ldst_list): Rename to print_store_motion_mems. Print names of
1786 fields properly for store motion instead of names inherited from load
1788 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
1789 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
1792 (ae_kill): Rename to st_kill, update users.
1793 (ae_gen): Rename to st_avloc, update users.
1794 (transp): Rename to st_transp, update users.
1795 (pre_insert_map): Rename to st_insert_map, update users.
1796 (pre_delete_map): Rename to st_delete_map, update users.
1797 (insert_store, build_store_vectors, free_store_memory,
1798 one_store_motion_pass): Update for abovementioned changes.
1800 (gcse_subst_count, gcse_create_count): Remove.
1801 (one_store_motion_pass): New statistics counters "n_stores_deleted"
1802 and "n_stores_created", local variables.
1804 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
1807 (regvec, compute_store_table_current_insn): Remove.
1808 (reg_set_info, reg_clear_last_set): Remove.
1809 (compute_store_table): Use DF caches instead of local dataflow
1812 2009-05-01 Joseph Myers <joseph@codesourcery.com>
1814 * c-objc-common.c (c_tree_printer): Print identifiers with
1815 pp_identifier, not pp_string. Mark "({anonymous})" for
1817 * c-pretty-print.c (pp_c_ws_string): New.
1818 (pp_c_cv_qualifier, pp_c_type_specifier,
1819 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
1820 pp_c_storage_class_specifier, pp_c_function_specifier,
1821 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
1822 pp_c_primary_expression, pp_c_postfix_expression,
1823 pp_c_unary_expression, pp_c_shift_expression,
1824 pp_c_relational_expression, pp_c_equality_expression,
1825 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
1826 use pp_string and pp_c_ws_string in place of pp_identifier and
1827 pp_c_identifier for non-identifiers. Mark English strings for
1829 * c-pretty-print.h (pp_c_ws_string): Declare.
1831 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
1832 Roland McGrath <roland@redhat.com>
1834 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
1835 (ENABLE_LD_BUILDID): New configuration option.
1836 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
1837 (LINK_BUILDID_SPEC): New macro.
1838 (init_spec): If defined, prepend it between LINK_EH_SPEC and
1840 * doc/install.texi: Document --enable-linker-build-id option.
1841 * configure: Rebuild.
1842 * config.in: Rebuild.
1844 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
1846 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
1847 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
1848 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
1849 MIPS_GP_SAVE_AREA_SIZE.
1850 * config/mips/mips.c (struct mips_frame_info): Update comment
1851 before arg_pointer_offset and hard_frame_pointer_offset.
1852 (mips_compute_frame_info): Update diagram before function: to
1853 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
1854 indicate the position of frame_pointer_rtx with -fstack-protector and
1855 to show args_size. Don't allocate cprestore area for leaf functions
1856 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
1858 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
1860 2009-04-30 Michael Matz <matz@suse.de>
1862 PR tree-optimization/39955
1863 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
1865 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
1867 * ira.c (setup_cover_and_important_classes): Use safe macro
1868 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
1870 * genpreds.c (write_tm_preds_h): Output suitable definition of
1871 REG_CLASS_FOR_CONSTRAINT.
1873 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
1875 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
1877 * bitmap.c (bitmap_descriptor): Likewise.
1878 * ggc-common.c (loc_descriptor): Likewise.
1879 * varray.c (varray_descriptor): Likewise.
1880 * vec.c (vec_descriptor): Likewise.
1882 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
1884 * Makefile.in (dce.o): Add $(EXCEPT_H).
1885 * dce.c: Include except.h and delete redundant vector definitions.
1886 (deletable_insn_p): Return false for non-call insns that can throw
1889 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
1891 * gcse.c (ae_gen): Remove.
1892 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
1893 and make non-static function to make it available in store-motion.c.
1894 Update call sites with search-and-replace.
1895 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
1896 extract_mentioned_regs, extract_mentioned_regs_helper,
1897 find_moveable_store, compute_store_table, load_kills_store, find_loads,
1898 store_killed_in_insn, store_killed_after, store_killed_before,
1899 build_store_vectors, insert_insn_start_basic_block, insert-store,
1900 remove_reachable_equiv_notes, replace_store_insn, delete_store,
1901 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
1902 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
1903 * store-motion.c: ...new file. Also copy data structures from gcse.c
1904 and clean up to remove parts not used by store motion.
1905 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
1906 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
1908 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1911 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
1912 when optimizing for size.
1914 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
1916 * gcse.c (gcse_constant_p): Fix typo in last change.
1918 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
1920 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
1922 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
1924 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
1926 2009-04-29 James E. Wilson <wilson@codesourcery.com>
1928 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
1929 CONST_HIGH_PART result.
1931 2009-04-29 Anatoly Sokolov <aesok@post.ru>
1933 * config/avr/avr.c (initial_elimination_offset): Rename to
1934 avr_initial_elimination_offset.
1935 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
1936 change return type to bool.
1937 (avr_can_eliminate): New function.
1938 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
1939 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
1940 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
1941 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
1942 avr_initial_elimination_offset.
1943 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
1944 (avr_initial_elimination_offset): Define.
1946 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
1947 Steven Bosscher <steven@gcc.gnu.org>
1949 PR rtl-optimization/39938
1950 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
1951 * cfgrtl.c: Include insn-attr.h.
1952 (rest_of_pass_free_cfg): New function.
1953 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
1954 * resource.c (init_resource_info): Remove call to df_analyze.
1956 2009-04-29 Richard Guenther <rguenther@suse.de>
1959 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
1960 allow conversion to signed integers.
1962 2009-04-29 Richard Guenther <rguenther@suse.de>
1964 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
1965 shifts of floating point vectors if the shift amount is
1966 a constant multiple of the element size.
1968 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
1969 Michael Matz <matz@suse.de>
1973 * tree-outof-ssa.c (emit_partition_copy): New function.
1974 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1975 insert_part_to_rtx_on_edge): Perform the partition base var
1976 copy using emit_partition_copy.
1977 (insert_value_copy_on_edge): Convert constants to the right mode.
1978 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
1979 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
1981 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1983 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
1984 scan backwards to try to find a constant to initialize it.
1986 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
1987 insn before the loop_end instruction, don't look past labels.
1989 2009-04-29 Richard Guenther <rguenther@suse.de>
1992 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
1993 loose type conversions.
1994 (forward_propagate_addr_expr): Fix tuplification bug. Remove
1995 stmts only if there are no uses of its definition.
1997 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1999 * config/bfin/bfin.h (splitting_loops): Declare.
2000 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
2001 Reorder bit definitions to be ascending.
2002 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
2003 * config/bfin/bfin.c (splitting_loops): New variable.
2004 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
2005 (struct loop_info): Remove members INIT and LOOP_INIT.
2006 (bfin_optimize_loop): Don't set them. Reorder the code that generates
2007 the LSETUP sequence. Allow LC to be loaded from any register, but
2008 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2009 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2011 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2012 of reload_completed.
2015 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2017 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2019 * Makefile.in (PLUGIN_VERSION_H): New.
2020 (OBJS-common): Remove plugin-version.o.
2021 (plugin.o): Depend on (PLUGIN_VERSION_H).
2022 (plugin-version.o): Remove.
2023 * configure: Regenerate
2024 * configure.ac: Create plugin-version.h.
2025 * gcc-plugin.h (plugin_gcc_version): Remove.
2026 (plugin_default_version_check): Change signature.
2027 * plugin-version.c: Remove.
2028 * plugin.c: Include plugin-version.h.
2029 (str_plugin_gcc_version_name): Remove.
2030 (try_init_one_plugin): Pass gcc version to plugin_init.
2031 (plugin_default_version_check): Both gcc and plugin versions are now
2034 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2036 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2037 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2038 Remove special case testing for last insn of inner loops. Don't fail
2039 if the loop ends with a jump, emit an extra nop instead.
2041 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2042 DREGS rather than comparing directly. Remove code that tries to
2043 account for latencies.
2045 2009-04-29 Richard Guenther <rguenther@suse.de>
2047 PR tree-optimization/39941
2048 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2049 eliminating an indirect call.
2051 2009-04-29 Richard Guenther <rguenther@suse.de>
2053 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2054 parameter. Allow invariants as base if !require_lvalue.
2055 (verify_gimple_assign_single): Adjust.
2057 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2059 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2060 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2061 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2062 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2063 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2065 * config/bfin/bfin.c (bfin_expand_builtin,
2066 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2068 2009-04-28 Richard Guenther <rguenther@suse.de>
2070 * tree-vect-loop.c (get_initial_def_for_induction): Use
2071 correct types for pointer increment.
2073 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2075 * toplev.c (print_version): Update GMP version string calculation.
2077 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2079 PR rtl-optimization/39938
2080 * resource.c (init_resource_info): Add call to df_analyze.
2082 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2084 * config/alpha/alpha.md (usegp): Cast the result of
2085 alpha_find_lo_sum_using_gp to enum attr_usegp.
2086 * config/alpha/alpha.c (override_options): Remove end-of-structure
2087 marker element from cpu_table. Use array size of cpu_table to handle
2088 -mcpu and -mtune options.
2089 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2091 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2093 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2094 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2095 tune_32 and tune_64.
2096 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2098 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2099 * config/rs6000/option-defaults.h: ... here. New file.
2100 (OPT_64, OPT_32): Define.
2101 (MASK_64BIT): Define to 0 if not already defined.
2102 (OPT_ARCH64, OPT_ARCH32): Define.
2103 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2106 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2108 * config/arm/arm.c (arm_override_options): Emit error on using
2111 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2113 PR rtl-optimization/39914
2114 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2115 registers for allocnos created from user-defined variables only
2116 when not optimizing.
2118 2009-04-28 Richard Guenther <rguenther@suse.de>
2121 * fold-const.c (fold_binary): Use distribute_real_division only
2124 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2126 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2127 add hpux-stdint.h to tm_file.
2128 (hppa[12]*-*-hpux11*): Ditto.
2129 (ia64*-*-hpux*): Ditto.
2130 * config/hpux-stdint.h: New.
2131 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2132 __STDC_EXT__ for all compiles.
2133 * config/pa/pa-hpux.h: Ditto.
2134 * config/pa/pa-hpux10.h: Ditto.
2135 * config/pa/pa-hpux11.h: Ditto.
2137 2009-04-28 Catherine Moore <clm@codesourcery.com>
2139 * debug.h (set_name): Add comment.
2141 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2144 * config/darwin.c (machopic_gen_offset): Check
2145 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2146 * config/arm/arm.c (require_pic_register): Likewise.
2148 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2150 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2151 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2152 m32c_promote_prototypes): Delete.
2154 2009-04-28 Michael Matz <matz@suse.de>
2157 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2160 2009-04-28 Richard Guenther <rguenther@suse.de>
2162 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2164 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2166 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2167 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2168 * config/arm/arm-tune.md: Regenerate.
2170 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2172 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2173 block if there are complex incoming edges.
2174 (sel_merge_blocks): Remove useless assert.
2175 (sel_redirect_edge_and_branch): Check that edge was redirected.
2176 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2177 (sel_find_rgns): Delete declaration.
2178 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2179 the region when it is not a preheader.
2181 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2184 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2186 2009-04-28 Richard Guenther <rguenther@suse.de>
2188 * tree.h (SSA_NAME_VALUE): Remove.
2189 (struct tree_ssa_name): Remove value_handle member.
2190 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2191 array for jump threading.
2192 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2194 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2195 * tree-flow.h (threadedge_initialize_values): Declare.
2196 (threadedge_finalize_values): Likewise.
2197 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2198 (SSA_NAME_VALUE): Define.
2199 (threadedge_initialize_values): New function.
2200 (threadedge_finalize_values): Likewise.
2201 * tree-ssa-dom.c (ssa_name_values): New global variable.
2202 (SSA_NAME_VALUE): Define.
2203 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2205 2009-04-28 Ira Rosen <irar@il.ibm.com>
2207 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2208 Use REPORT_VECTORIZED_LOCATIONS instead
2209 REPORT_VECTORIZED_LOOPS.
2210 * tree-vectorizer.c (vect_verbosity_level): Make static.
2211 (vect_loop_location): Rename to vect_location.
2212 (vect_set_verbosity_level): Update comment.
2213 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2215 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2216 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2217 instead REPORT_UNVECTORIZED_LOOPS.
2218 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2219 and vect_loop_def to vect_external_def and vect_internal_def.
2220 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2221 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2222 REPORT_UNVECTORIZED_LOCATIONS.
2223 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2224 and vect_used_in_loop and to vect_unused_in_scope and
2226 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2227 (vect_verbosity_level): Remove declaration.
2228 (vect_analyze_operations): Likewise.
2229 (vect_analyze_stmt): Declare.
2230 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2231 REPORT_UNVECTORIZED_LOCATIONS.
2232 (vect_get_loop_niters): Fix indentation.
2233 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2234 (vect_analyze_loop_operations): New function.
2235 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2236 vect_analyze_operations.
2237 (vect_is_simple_reduction): Use new names.
2238 (vectorizable_live_operation, vect_transform_loop): Likewise.
2239 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2240 to specify whether the data references can be a part of interleaving
2242 (vect_analyze_data_ref_dependence): Use new names.
2243 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2244 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2245 * tree-vect-patterns.c (widened_name_p): Use new names.
2246 (vect_recog_dot_prod_pattern): Likewise.
2247 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2248 (process_use, vect_mark_stmts_to_be_vectorized,
2249 vect_model_simple_cost, vect_model_store_cost,
2250 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2251 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2252 vectorizable_operation, vectorizable_type_demotion,
2253 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2254 vectorizable_condition): Likewise.
2255 (vect_analyze_operations): Split into vect_analyze_loop_operations
2257 (vect_analyze_stmt): ... new function.
2258 (new_stmt_vec_info): Use new names.
2259 (vect_is_simple_use): Use new names and fix comment.
2260 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2261 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2263 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2266 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2267 and integer modes for x87 operands. Do not ICE for unsupported size,
2268 generate error instead. Generate error for unsupported operand types.
2269 ['z']: Do not handle HImode memory operands specially. Warning
2270 for floating-point operands. Fallthru to 'Z' for unsupported operand
2271 types. Do not ICE for unsupported size, generate error instead.
2272 (output_387_binary_op): Use %Z to output operands.
2273 (output_fp_compare): Ditto.
2274 (output_387_reg_move): Ditto.
2276 2009-04-28 Ben Elliston <bje@au.ibm.com>
2281 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2283 * builtins.c (c_strlen): Do not warn here.
2284 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2285 * c-common.c (pointer_int_sum): Take an explicit location.
2286 Warn about offsets out of bounds.
2287 * c-common.h (pointer_int_sum): Adjust declaration.
2289 2009-04-27 Ian Lance Taylor <iant@google.com>
2291 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2293 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2294 * df-core.c (df_set_flags): Change return type to int. Change
2295 type of old_flags to int.
2296 (df_clear_flags): Likewise.
2297 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2298 (df_get_conditional_uses): Likewise.
2299 * df.h (df_set_flags, df_clear_flags): Update declarations.
2300 * dwarf2out.c (struct indirect_string_node): Change type of form
2301 field to enum dwarf_form.
2302 (AT_string_form): Change return type to enum dwarf_form.
2303 * fixed-value.c (fixed_compare): Add cast to enum type.
2304 * fwprop.c (update_df): Change 0 to VOIDmode.
2305 * gensupport.c: Change 0 to UNKNOWN.
2306 * gimple.h (gimple_cond_code): Add cast to enum type.
2307 * haifa-sched.c (reemit_notes): Add cast to enum type.
2308 * hooks.c (hook_int_void_no_regs): Remove function.
2309 * hooks.h (hook_int_void_no_regs): Remove declaration.
2310 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2311 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2312 * real.c (real_arithmetic): Add cast to enum type.
2313 (real_compare): Likewise.
2314 * target.h (struct gcc_target): Change return type of
2315 branch_target_register_class to enum reg_class.
2316 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2317 default_branch_target_register_class.
2318 * targhooks.c (default_branch_target_register_class): New function.
2319 * targhooks.h (default_branch_target_register_class): Declare.
2320 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2321 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2323 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2325 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2326 vect_uninitialized_def. Change 0 to ERROR_MARK.
2327 * tree-vect-stmts.c (supportable_widening_operation): Don't
2328 initialize icode1 and icode2.
2329 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2330 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
2332 (cmn_err_flag_specs): Change 0 to STD_C89.
2333 (cmn_err_char_table): Likewise.
2334 * config/arm/arm.c (get_arm_condition_code): Change type of code
2335 to enum arm_cond_code.
2336 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
2337 (IWMMXT_BUILTIN2): Likewise.
2338 (neon_builtin_type_bits): Don't define typedef.
2339 (neon_builtin_datum): Change type of bits field to int.
2340 (arm_expand_neon_args): Add cast to enum type.
2341 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
2343 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
2345 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
2347 * config/mips/mips.md (jal_macro): Return enum constant.
2348 (single_insn): Likewise.
2349 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
2351 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2353 * config/s390/s390.c (s390_tune_flags): Change type to int.
2354 (s390_arch_flags): Likewise.
2355 (s390_handle_arch_option): Change flags field of struct pta to int.
2356 * config/s390/s390.h (s390_tune_flags): Update declaration.
2357 (s390_arch_flags): Likewise.
2358 * config/sh/sh.c (prepare_move_operands): Compare
2359 tls_symbolic_operand result with enum constant.
2360 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
2361 (sh_expand_prologue): Add cast to enum type.
2362 (sh_expand_epilogue): Likewise.
2363 (tls_symbolic_operand): Change return type to enum tls_model.
2364 (fpscr_set_from_mem): Add cast to enum type.
2365 (legitimize_pic_address): Compare tls_symbolic_operand result with
2367 (sh_target_reg_class): Change return type to enum reg_class.
2368 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
2370 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
2371 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
2372 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
2373 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
2374 (delayed_branch, tls_call_delay): Likewise.
2375 (eligible_for_sibcall_delay): Likewise.
2376 (eligible_for_return_delay): Likewise.
2377 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
2378 (spu_expand_builtin_1): Likewise.
2380 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
2381 for all types of conversions.
2382 (output_init_element): Issue -Wc++-compat warning if needed when
2383 initializing a bitfield with enum type.
2384 * c-parser.c (c_parser_expression): Set original_type to
2385 original_type of right hand operand of comman operator.
2387 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2389 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
2391 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
2392 * doc/cpp.texi (Standard Predefined Macros)
2393 (Implementation-defined behavior): Likewise.
2394 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
2395 * doc/gimple.texi (GIMPLE Exception Handling)
2396 (@code{GIMPLE_ASSIGN}): Likewise.
2397 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
2398 * doc/invoke.texi (Warning Options, Optimize Options)
2399 (AVR Options, Darwin Options): Likewise.
2400 (Optimize Options): Reformulate -fwhole-program description.
2401 * doc/loop.texi (Lambda): Likewise.
2402 * doc/md.texi (Output Template, Define Constraints)
2403 (Standard Names, Insn Splitting): Likewise.
2404 * doc/options.texi (Option properties): Likewise.
2405 * doc/passes.texi (Tree-SSA passes): Likewise.
2406 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
2407 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
2408 (File Names and DBX): Likewise.
2409 * doc/trouble.texi (Incompatibilities): Likewise.
2411 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2413 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
2414 instruction is correct.
2416 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2418 Allow non-constant arguments to conversion intrinsics.
2419 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
2420 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
2421 * spu.c (print_operand): Handle 'v' and 'w'.
2422 (exp2_immediate_p, spu_gen_exp2): Define.
2423 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
2424 spu_convtf_1): Update parameter descriptions.
2425 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
2426 * constraints.md ('v', 'w'): New.
2427 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
2429 (i2f, I2F): New define_mode_attr.
2430 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
2431 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
2432 fixuns_truncv4sfv4si2): Update to use mode attribute.
2433 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
2434 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
2435 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
2436 patterns for combine.
2438 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
2440 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
2441 (cprop, hoist, pre, store_motion): New debug counters.
2442 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
2443 is not an RTL pass anymore.
2444 (pass_profiling): Remove extern decl for pass removed in 2005.
2445 (pass_gcse, pass_jump_bypass): Remove.
2446 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
2447 to 0 for clean state.
2448 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
2449 * cse.c (gate_handle_cse_after_global_opts,
2450 rest_of_handle_cse_after_global_opts): New functions.
2451 (pass_cse_after_global_opts): New pass, does local CSE.
2452 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
2453 (TV_CPROP): New timevar.
2454 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
2455 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
2456 (gcse_main, recompute_all_luids): Remove.
2457 (compute_hash_table_work): Call max_reg_num instead of reading
2459 (cprop_jump): Don't set run_jump_opt_after_gcse.
2460 (constprop_register): Always allow to alter jumps.
2461 (cprop_insn): Likewise.
2462 (do_local_cprop): Likewise.
2463 (local_cprop_pass): Likewise. Return non-zero if something changed.
2464 (cprop): Remove function, fold interesting bits into one_cprop_pass.
2465 (find_implicit_sets): Add note about missed optimization opportunity.
2466 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
2467 pass_rtl_cprop execute function.
2468 Don't bother tracking the pass number, each pass gets its own dumpfile
2470 Always allow to alter jumpsand bypass jumps.
2471 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
2472 will just find no suitable set.
2473 (pre_edge_insert): Fix dumping, this function is for PRE only.
2474 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
2475 pass_rtl_pre execute function.
2476 (hoist_code): Return non-zero if something changed. Keep track of
2477 substitutions and insertions for statistics gathering similar to PRE.
2478 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
2479 called from the pass_rtl_hoist execute function. Show pass statistics.
2480 (compute_store_table): Use max_reg_num directly instead of using the
2481 formerly global max_gcse_regno.
2482 (build_store_vectors): Likewise.
2483 (replace_store_insn): Fix dumping.
2484 (store_motion): Rename to ...
2485 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
2486 pass, called from the pass_rtl_store_motion execute function. Keep
2487 track of substitutions and insertions for statistics gathering similar
2489 (bypass_jumps): Remove, fold interesting bits into ...
2490 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
2491 from the pass_rtl_cprop execute function.
2492 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2493 pass_jump_bypass): Remove.
2494 (gate_handle_gcse, rest_of_handle_gcse): Remove.
2495 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
2496 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
2497 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
2498 (gate_rtl_store_motion, execute_rtl_store_motion,
2499 pass_rtl_store_motion): New.
2500 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
2501 make it clear that -fcse-skip-blocks is a no-op for backward compat.
2502 * passes.c (init_optimization_passes): Remove pass_gcse and
2503 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
2504 and cse_after_global_opts in place of pass_gcse. Schedule cprop
2505 instead of pass_jump_bypass.
2507 2009-04-27 Richard Guenther <rguenther@suse.de>
2510 * gimplify.c (gimplify_expr): If we are required to create
2511 a temporary make sure it ends up as register.
2513 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
2516 * config/i386/i386.c (construct_container): Don't call
2517 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
2518 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
2520 2009-04-27 Michael Matz <matz@suse.de>
2522 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
2523 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
2524 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
2525 (dump_replaceable_exprs): Take a bitmap.
2526 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
2528 (expand_gimple_basic_block): Likewise.
2529 * tree-ssa-ter.c (struct temp_expr_table_d): Make
2530 replaceable_expressions member a bitmap.
2531 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
2532 (mark_replaceable): Likewise.
2533 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
2534 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
2536 2009-04-27 Richard Guenther <rguenther@suse.de>
2538 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
2539 (verify_stmts): Dispatch to gimple/type verification code.
2540 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
2541 issue with call argument types.
2543 2009-04-27 Michael Matz <matz@suse.de>
2545 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
2546 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
2549 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2550 Eric Botcazou <ebotcazou@adacore.com>
2552 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
2553 a label's basic block.
2554 (mark_target_live_regs): Tidy and rework obsolete comments.
2555 Change back DF problem to LIVE. If a label starts a basic block,
2556 assume that all registers that used to be live then still are.
2557 (init_resource_info): If a label starts a basic block, set its
2558 BLOCK_FOR_INSN accordingly.
2559 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
2561 2009-04-27 Richard Guenther <rguenther@suse.de>
2563 * tree-flow-inline.h (function_ann): Remove.
2564 (get_function_ann): Likewise.
2565 * tree-dfa.c (create_function_ann): Remove.
2566 * tree-flow.h (struct static_var_ann_d): Remove.
2567 (struct function_ann_d): Likewise.
2568 (union tree_ann_d): Remove fdecl member.
2569 (function_ann_t): Remove.
2570 (function_ann, get_function_ann, create_function_ann): Remove
2573 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
2575 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
2577 2009-04-27 Jan Hubicka <jh@suse.cz>
2579 * ipa-pure-const.c (struct funct_state_d): New fields
2580 state_previously_known, looping_previously_known; remove
2581 state_set_in_source.
2582 (analyze_function): Use new fields.
2583 (propagate): Avoid assumption that state_set_in_source imply
2586 * tree-ssa-loop-niter.c (finite_loop_p): New function.
2587 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
2588 * cfgloop.h (finite_loop_p): Declare.
2590 2009-04-26 Michael Matz <matz@suse.de>
2592 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
2594 2009-04-26 Michael Matz <matz@suse.de>
2596 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
2597 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
2598 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
2599 pass_mark_used_blocks): Remove.
2600 * tree-optimize.c (pass_free_datastructures,
2601 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
2602 * passes.c (init_optimization_passes): Don't call
2603 pass_mark_used_blocks, remove dead code.
2605 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
2607 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
2608 * tree-ssa-live.h (register_ssa_partition): Likewise.
2610 2009-04-26 Michael Matz <matz@suse.de>
2613 * builtins.c (fold_builtin_next_arg): Handle SSA names.
2614 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
2615 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
2617 (compare_pairs): Swap cost comparison.
2618 (coalesce_ssa_name): Don't use change_partition_var.
2619 * tree-nrv.c (struct nrv_data): Add modified member.
2620 (finalize_nrv_r): Set it.
2621 (tree_nrv): Use it to update statements.
2622 (pass_nrv): Require PROP_ssa.
2623 * tree-mudflap.c (mf_decl_cache_locals,
2624 mf_build_check_statement_for): Use make_rename_temp.
2625 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
2626 * alias.c (find_base_decl): Handle SSA names.
2627 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
2628 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
2629 * rtl.h (set_reg_attrs_for_parm): Declare.
2630 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
2631 to "optimized", remove unused locals at finish.
2632 (execute_free_datastructures): Make global, call
2633 delete_tree_cfg_annotations.
2634 (execute_free_cfg_annotations): Don't call
2635 delete_tree_cfg_annotations.
2637 * ssaexpand.h: New file.
2638 * expr.c (toplevel): Include ssaexpand.h.
2639 (expand_assignment): Handle SSA names the same as register variables.
2640 (expand_expr_real_1): Expand SSA names.
2641 * cfgexpand.c (toplevel): Include ssaexpand.h.
2642 (SA): New global variable.
2643 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
2644 (SSAVAR): New macro.
2645 (set_rtl): New helper function.
2646 (add_stack_var): Deal with SSA names, use set_rtl.
2647 (expand_one_stack_var_at): Likewise.
2648 (expand_one_stack_var): Deal with SSA names.
2649 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
2650 before unique numbers.
2651 (expand_stack_vars): Use set_rtl.
2652 (expand_one_var): Accept SSA names, add asserts for them, feed them
2653 to above subroutines.
2654 (expand_used_vars): Expand all partitions (without default defs),
2655 then only the local decls (ignoring those expanded already).
2656 (expand_gimple_cond): Remove edges when jumpif() expands an
2658 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
2659 or remove abnormal edges. Ignore insns setting the LHS of a TERed
2661 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
2662 members of SA; deal with PARM_DECL partitions here; expand
2663 all PHI nodes, free tree datastructures and SA. Commit instructions
2664 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
2665 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
2666 info and statements at start, collect garbage at finish.
2667 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
2668 (VAR_ANN_PARTITION) Remove.
2669 (change_partition_var): Don't declare.
2670 (partition_to_var): Always return SSA names.
2671 (var_to_partition): Only accept SSA names.
2672 (register_ssa_partition): Only check argument.
2673 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
2675 (delete_var_map): Don't free it.
2676 (var_union): Only accept SSA names, simplify.
2677 (partition_view_init): Mark only useful SSA names as used.
2678 (partition_view_fini): Only deal with SSA names.
2679 (change_partition_var): Remove.
2680 (dump_var_map): Use ssa_name instead of partition_to_var member.
2681 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
2683 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
2684 (struct _elim_graph): New member const_dests; nodes member vector of
2686 (set_location_for_edge): New static helper.
2687 (create_temp): Remove.
2688 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
2689 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
2690 (new_elim_graph): Allocate const_dests member.
2691 (clean_elim_graph): Truncate const_dests member.
2692 (delete_elim_graph): Free const_dests member.
2693 (elim_graph_size): Adapt to new type of nodes member.
2694 (elim_graph_add_node): Likewise.
2695 (eliminate_name): Likewise.
2696 (eliminate_build): Don't take basic block argument, deal only with
2697 partition numbers, not variables.
2698 (get_temp_reg): New static helper.
2699 (elim_create): Use it, deal with RTL temporaries instead of trees.
2700 (eliminate_phi): Adjust all calls to new signature.
2701 (assign_vars, replace_use_variable, replace_def_variable): Remove.
2702 (rewrite_trees): Only do checking.
2703 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
2704 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
2705 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
2706 contains_tree_r, MAX_STMTS_IN_LATCH,
2707 process_single_block_loop_latch, analyze_edges_for_bb,
2708 perform_edge_inserts): Remove.
2709 (expand_phi_nodes): New global function.
2710 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
2711 functions, initialize new parameter, remember partitions having a
2713 (finish_out_of_ssa): New global function.
2714 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
2715 don't reset in_ssa_p here, don't disable TER when mudflap.
2716 (pass_del_ssa): Remove.
2717 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
2719 (execute_free_datastructures): Declare.
2720 * Makefile.in (SSAEXPAND_H): New variable.
2721 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
2722 * basic-block.h (commit_one_edge_insertion): Declare.
2723 * passes.c (init_optimization_passes): Move pass_nrv and
2724 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
2725 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
2726 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
2727 (redirect_branch_edge): Deal with super block when expanding, split
2728 out jump patching itself into ...
2729 (patch_jump_insn): ... here, new static helper.
2731 2009-04-26 Michael Matz <matz@suse.de>
2733 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
2734 beyond num_ssa_names.
2735 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
2736 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
2738 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2741 * fwprop.c (forward_propagate_asm): New function.
2742 (forward_propagate_and_simplify): Propagate also into __asm, if it
2743 doesn't increase the number of referenced registers.
2746 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
2748 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2750 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
2751 note_nonlocal_vla_type for nonlocal VLAs.
2752 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
2753 contains_remapped_vars, remap_vla_decls): New functions.
2754 (convert_nonlocal_reference_stmt): If not optimizing, call
2755 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
2756 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
2757 if it wasn't found in var_map.
2758 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
2759 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
2760 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
2762 * gimplify.c (nonlocal_vlas): New variable.
2763 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
2765 (gimplify_body): Create and destroy nonlocal_vlas.
2767 * dwarf2out.c (loc_descr_plus_const): New function.
2768 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
2769 mem_loc_descriptor, loc_descriptor_from_tree_1,
2770 descr_info_loc, gen_variable_die): Use it.
2772 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
2773 !TREE_STATIC VAR_DECLs.
2774 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
2775 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
2776 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
2777 DECL_BY_REFERENCE is valid.
2778 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
2779 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
2780 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
2781 Copy DECL_BY_REFERENCE.
2782 (struct nesting_copy_body_data): New type.
2783 (nesting_copy_decl): New function.
2784 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
2785 if they have variable length.
2787 2009-04-26 Michael Matz <matz@suse.de>
2789 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
2790 mark new temporaries for renaming.
2792 2009-04-26 Joseph Myers <joseph@codesourcery.com>
2795 * c-decl.c (global_bindings_p): Return negative value.
2796 (c_variable_size): New. Based on variable_size from
2798 (grokdeclarator): Call c_variable_size not variable_size.
2800 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
2802 * config/i386/i386.c (print_operand) ['z']: Fix typo.
2804 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
2806 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
2807 Redefine it to just use mingw/include.
2808 (ASM_SPEC): Rules for -m32 and -m64.
2809 (LINK_SPEC): Use Likewise.
2810 (SPEC_32): New define.
2811 (SPEC_64): Likewise.
2812 (SUB_LINK_SPEC): Likewise.
2813 (MULTILIB_DEFAULTS): New define.
2814 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
2815 Add multilib options.
2816 (MULTILIB_DIRNAMES): Likewise.
2817 (MULTILIB_OSDIRNAMES): Likewise.
2819 (INSTALL_LIBGCC): Likewise.
2821 2009-04-26 Joseph Myers <joseph@codesourcery.com>
2824 * c-tree.h (enum c_inline_static_type): New.
2825 (record_inline_static): Declare.
2826 * c-decl.c (struct c_inline_static, c_inline_statics,
2827 record_inline_static, check_inline_statics): New.
2828 (pop_file_scope): Call check_inline_statics.
2829 (start_decl): Call record_inline_static instead of pedwarning
2830 directly for static in inline function.
2831 * c-typeck.c (build_external_ref): Call record_inline_static
2832 instead of pedwarning directly for static referenced in inline
2835 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
2837 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
2838 not new but only being rescanned.
2839 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
2840 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
2841 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
2842 record_set_info, compute_set, grealloc): Remove.
2843 (recompute_all_luids): New function.
2844 (gcse_main): Don't compute sets, and don't do related memory
2845 allocations/free-ing. If something changed before the end of the
2846 pass, update LUIDs using recompute_all_luids.
2847 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
2848 (free_gcse_mem): Don't free it either.
2849 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
2850 Use the df insn LUIDs.
2851 (load_killed_in_block): Likewise.
2852 (compute_hash_table_work): Don't compute reg_set_in_block.
2853 (compute_transp): Use DF_REG_DEF_CHAINs.
2854 (local_cprop_pass): Don't use compute_sets and related functions.
2855 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
2856 Use get_max_uid() instead of max_cuid.
2857 (insert_insn_end_basic_block, pre_insert_copy_insn,
2858 update_ld_motion_stores): Don't try to
2859 keep reg_set tables up to date.
2860 (pre_insert_copies): Use df insn LUIDs.
2861 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
2862 (reg_set_info): Don't use extra bitmap argument.
2863 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
2864 information to compute regs_set_in_block.
2865 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
2866 (bypass_jumps): Don't use compute_sets and friends.
2868 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2871 * opts.c (undocumented_msg): Do not leave blank even with
2874 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2876 * c-decl.c (build_enumerator): Allow values folding to integer
2877 constants but not integer constant expressions with a pedwarn if
2880 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2883 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
2884 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
2885 type is an integer constant.
2887 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2890 * config/i386/i386.c (print_operand) ['z']: Revert handling of
2893 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2896 * c-decl.c (grokdeclarator): Diagnose declarations of functions
2897 with variably modified return type and no storage class
2898 specifiers, except for the case of nested functions. Distinguish
2899 extern declarations of functions with variably modified return
2900 types from those of objects with variably modified types.
2902 2009-04-25 Jan Hubicka <jh@suse.cz>
2904 * tree.c (list_equal_p): New function.
2905 * tree.h (list_equal_p): Declare.
2906 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2907 basic_block_def, basic_block, const_basic_block): New.
2908 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
2909 (redirect_eh_edge): New function.
2910 (make_eh_edge_update_phi): EH edges are not abnormal.
2911 * except.c: Include tree-flow.h.
2912 (list_match): New function.
2913 (eh_region_replaceable_by_p): New function.
2914 (replace_region): New function.
2915 (hash_type_list): New function.
2916 (hash_eh_region): New function.
2917 (eh_regions_equal_p): New function.
2918 (merge_peers): New function.
2919 (remove_unreachable_regions): Verify EH tree when checking;
2921 (copy_eh_region_1): New function.
2922 (copy_eh_region): New function.
2923 (push_reachable_handler): New function.
2924 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
2925 regions without label but with live RESX.
2926 * except.h (redirect_eh_edge_to_label): New.
2927 * tree-flow.h (redirect_eh_edge): New.
2928 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2929 basic_block_def, basic_block, const_basic_block): Remove.
2930 * Makefile.in (except.o): Add dependency on tree-flow.h
2931 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
2932 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
2935 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
2938 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
2939 on the destination of memcpy.
2941 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
2943 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
2944 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
2945 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
2947 2009-04-25 Jan Hubicka <jh@suse.cz>
2949 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
2950 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
2951 to be reached by different label than left.
2952 (update_eh_edges): Update comment; remove edge_to_remove if possible
2953 and return true if suceeded.
2954 (cleanup_empty_eh): Accept sharing map; handle shared regions.
2955 (cleanup_eh): Compute sharing map.
2956 * except.c (remove_eh_handler_and_replace): Add argument if we should
2958 (remove_unreachable_regions): Update for label sharing.
2959 (label_to_region_map): Likewise.
2960 (get_next_region_sharing_label): New function.
2961 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
2963 (remove_eh_handler): Update.
2964 (remove_eh_region_and_replace_by_outer_of): New function.
2965 * except.h (struct eh_region): Add next_region_sharing_label.
2966 (remove_eh_region_and_replace_by_outer_of,
2967 get_next_region_sharing_label): Declare.
2968 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
2970 2009-04-25 Jan Hubicka <jh@suse.cz>
2972 * tree-cfg.c (split_critical_edges): Split also edges where we can't
2973 insert code even if they are not critical.
2975 2009-04-25 Jan Hubicka <jh@suse.cz>
2977 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2978 (gimple_can_remove_branch_p): EH edges won't remove branch by
2980 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
2981 updating of non-abnormal EH edges.
2982 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2983 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
2984 (split_critical_edges): Split also edges where emitting code on them
2985 will lead to splitting later.
2987 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2988 H.J. Lu <hongjiu.lu@intel.com>
2991 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
2992 the configured assembler supports fildq and fistpq mnemonics.
2993 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
2994 * configure: Regenerated.
2997 * config/i386/i386.c (print_operand): Handle 'Z'.
2998 ['z']: Remove handling of special fild/fist suffixes.
2999 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
3000 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
3001 suffix of fild insn.
3002 (*floatsi<mode>2_vector_mixed): Ditto.
3003 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
3004 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
3005 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3006 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
3007 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3009 2009-04-25 Ben Elliston <bje@au.ibm.com>
3011 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3012 the source of a set operation.
3014 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3016 * target.h (struct gcc_target): Add case_values_threshold field.
3017 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3018 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3019 * targhooks.c (default_case_values_threshold): New function.
3020 * targhooks.h (default_case_values_threshold): Declare function.
3021 * stmt.c (expand_case): Use case_values_threshold target hook.
3022 * expr.h (case_values_threshold): Remove declartation.
3023 * expr.c (case_values_threshold): Remove function.
3024 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3026 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3027 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3028 (avr_case_values_threshold): Declare as static.
3029 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3031 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3032 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3033 (mn10300_case_values_threshold): New function.
3035 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3037 * ira.c (setup_cover_and_important_classes): Add enum cast.
3039 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3041 * genpreds.c (write_enum_constraint_num): Output definition of
3042 CONSTRAINT_NUM_DEFINED_P macro.
3043 * ira.c (setup_cover_and_important_classes): Use
3044 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3046 2009-04-24 DJ Delorie <dj@redhat.com>
3048 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3049 __SH2A_SINGLE_ONLY__ also.
3051 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3053 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3054 (movdf_internal): Ditto.
3055 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3056 SFmode and DFmode constants.
3057 (ia64_print_operand): Add 'G' format for printing
3058 floating point constants.
3060 2009-04-24 Richard Guenther <rguenther@suse.de>
3062 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3063 from unsigned additions.
3065 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3067 * c-typeck.c (set_init_index): Allow array designators that are
3068 not integer constant expressions with a pedwarn if pedantic.
3070 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3072 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3073 zero if no overlap in nonzero bits between the operands.
3075 2009-04-24 Ian Lance Taylor <iant@google.com>
3077 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3078 (record_dead_and_set_regs): Likewise.
3079 * df.h (struct df_mw_hardreg): Change flags field to int.
3080 (struct df_base_ref): Likewise.
3081 (struct df): Change changeable_flags field to int.
3082 * df-scan.c (df_defs_record): Change clobber_flags to int.
3083 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3084 constants rather than #define macros.
3085 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3086 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3087 (enum dwarf_calling_convention): Likewise.
3088 (enum dwarf_line_number_x_ops): Likewise.
3089 (enum dwarf_call_frame_info): Likewise.
3090 (enum dwarf_source_language): Likewise.
3091 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3092 (add_calling_convention_attribute): Likewise.
3093 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3094 (combine_comparisons): Change compcode to int. Add cast to enum type.
3095 * genrecog.c (maybe_both_true_2): Change c to int.
3096 (write_switch): Likewise. Add cast to enum type.
3097 * gimplify.c (gimplify_omp_for): Handle return values from
3098 gimplify_expr using MIN rather than bitwise or.
3099 (gimplify_expr): Add cast to enum type.
3100 * ipa-prop.c (update_jump_functions_after_inlining): Change
3101 IPA_BOTTOM to IPA_JF_UNKNOWN.
3102 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3103 Add casts to enum type.
3104 (setup_cover_and_important_classes): Change cl to int. Add casts
3106 (setup_class_translate): Change cl and mode to int.
3107 (ira_init_once): Change mode to int.
3108 (free_register_move_costs): Likewise.
3109 (setup_prohibited_mode_move_regs): Add casts to enum type.
3110 * langhooks.c (add_builtin_function_common): Rework assertion that
3111 value fits bitfield.
3112 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3113 * omega.c (omega_do_elimination): Avoid math on enum types.
3114 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3115 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3116 int local to handle integral_argment value.
3117 * regmove.c (try_auto_increment): Change PUT_MODE to
3119 * reload.c (push_secondary_reload): Add casts to enum type.
3120 (secondary_reload_class, find_valid_class): Likewise.
3121 * reload1.c (emit_input_reload_insns): Likewise.
3122 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3123 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3124 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3126 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3127 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3129 (expand_complex_libcall): Add casts to enum type.
3130 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3131 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3132 with ERROR_MARK, not NUM_TREE_CODES.
3133 (vect_create_epilog_for_reduction): Likewise.
3134 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3135 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3136 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3138 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3139 vect_unused_in_loop. Change 0 to loop_vect.
3140 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3141 * var-tracking.c (get_init_value): Change return type to enum
3143 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3144 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3146 (arm_override_options): Add casts to enum type.
3147 (arm_emit_tls_decoration): Likewise.
3148 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3150 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3151 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3152 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3154 * config/s390/s390.c (code_for_builtin_64): Change to array of
3156 (code_for_builtin_31): Likewise.
3157 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3159 * config/sparc/sparc.c (sparc_override_options): Change value
3160 field in struct code_model to enum cmodel. In initializer change
3161 0 to NULL and add cast to enum type.
3163 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3164 Change all callers. Issue a -Wc++-compat warning using
3165 lhs_origtype if necessary.
3166 (convert_for_assignment): Issue -Wc++-compat warnings about
3167 invalid conversions to enum type on assignment.
3168 * c-common.h (build_modify_expr): Update declaration.
3170 2009-04-24 Nick Clifton <nickc@redhat.com>
3172 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3173 (function_arg_advance): Likewise.
3174 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3177 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3179 * config/s390/constraints.md ('I', 'J'): Fix condition.
3181 2009-04-24 Diego Novillo <dnovillo@google.com>
3183 * gengtype-parse.c (parse_error): Add newline after message.
3185 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3187 * config/i386/sse.md (avxmodesuffixs): Removed.
3188 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3189 (*avx_pinsr<ssevecsize>): This.
3191 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3193 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3194 follow chains of regs with a single definition, and allow expressions
3195 that are function_invariant_p.
3196 (simple_rhs_p): Allow expressions that are function_invariant_p.
3198 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3201 * fold-const.c (fold_cond_expr_with_comparison): When folding
3202 > and >= to MAX, make sure the MAX uses the same type as the
3203 comparison's operands.
3205 2009-04-24 Nick Clifton <nickc@redhat.com>
3207 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3208 addressing for DImode accesses.
3209 (frv_print_operand_address): Handle PLUS case.
3210 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3212 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3214 PR rtl-optimization/39794
3215 * alias.c (canon_true_dependence): Add x_addr argument.
3216 * rtl.h (canon_true_dependence): Adjust prototype.
3217 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3218 * cselib.c (cselib_invalidate_mem): Likewise.
3219 * gcse.c (compute_transp): Likewise.
3220 * dse.c (scan_reads_nospill): Likewise.
3221 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3222 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3223 canon_base_addr of the group, plus optional offset.
3224 (struct group_info): Rename canon_base_mem to
3226 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3227 canon_rtx of base_mem.
3229 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3231 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3232 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3234 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3236 * config/spu/spu-builtins.h: Delete file.
3238 * config/spu/spu.h (enum spu_builtin_type): Move here from
3240 (struct spu_builtin_description): Likewise. Add GTY marker.
3241 Do not use enum spu_function_code or enum insn_code.
3242 (spu_builtins): Add extern declaration.
3244 * config/spu/spu.c: Do not include "spu-builtins.h".
3245 (enum spu_function_code, enum spu_builtin_type_index,
3246 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3247 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3248 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3249 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3250 (spu_builtin_types): Make static. Add GTY marker.
3251 (spu_builtins): Add extern declaration with GTY marker.
3254 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3255 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3256 Check programmatically whether all parameters are scalar.
3258 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3260 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3262 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3263 assignment from the constructor either if the target is volatile.
3265 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3267 * config/arm/arm.md (insv): Do not share operands[0].
3269 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3271 * config/vxlib-tls.c (active_tls_threads): Delete.
3272 (delete_hook_installed): New.
3273 (tls_delete_hook): Don't delete the delete hook.
3274 (tls_destructor): Delete it here.
3275 (__gthread_set_specific): Adjust installing the delete hook.
3276 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3277 __gthread_leave_tsd_dtor_context.
3279 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3281 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3283 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3285 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3287 (alpha_rtx_costs): Ditto.
3288 (emit_unlikely_jump): Use add_reg_note.
3289 (emit_frame_store_1): Ditto.
3290 (alpha_expand_prologue): Ditto.
3291 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3292 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3294 2009-04-23 Nick Clifton <nickc@redhat.com>
3296 * config/v850/v850.md (epilogue): Remove suppressed code.
3297 (return): Rename to return_simple and remove test of frame size.
3298 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3299 to gen_return_simple.
3301 2009-04-22 Jing Yu <jingyu@google.com>
3304 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3306 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3309 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3310 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3311 value is a VECTOR_CST, the element type is the element type of the
3314 2009-04-22 DJ Delorie <dj@redhat.com>
3316 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3318 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3320 * alias.c (find_base_term): Move around LO_SUM case, so that
3321 CONST falls through into PLUS/MINUS handling.
3324 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3325 into 0, use omit_one_operand.
3327 2009-04-23 Ben Elliston <bje@au.ibm.com>
3329 * config/rs6000/linux-unwind.h (get_regs): Remove type
3330 puns. Change the type of `pc' to an array of unsigned ints and
3331 update all users. Constify frame24.
3333 2009-04-22 DJ Delorie <dj@redhat.com>
3335 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
3336 declarations before code.
3337 (current_function_special_page_vector): Likewise.
3338 (m32c_expand_insv): Silence a warning.
3340 2009-04-21 Taras Glek <tglek@mozilla.com>
3342 * alias.c: Update GTY annotations to new syntax.
3343 * basic-block.h: Likewise.
3344 * bitmap.h: Likewise.
3345 * c-common.h: Likewise.
3346 * c-decl.c: Likewise.
3347 * c-parser.c: Likewise.
3348 * c-pragma.c: Likewise.
3349 * c-tree.h: Likewise.
3350 * cfgloop.h: Likewise.
3351 * cgraph.h: Likewise.
3352 * config/alpha/alpha.c: Likewise.
3353 * config/arm/arm.h: Likewise.
3354 * config/avr/avr.h: Likewise.
3355 * config/bfin/bfin.c: Likewise.
3356 * config/cris/cris.c: Likewise.
3357 * config/darwin.c: Likewise.
3358 * config/frv/frv.c: Likewise.
3359 * config/i386/i386.c: Likewise.
3360 * config/i386/i386.h: Likewise.
3361 * config/i386/winnt.c: Likewise.
3362 * config/ia64/ia64.h: Likewise.
3363 * config/iq2000/iq2000.c: Likewise.
3364 * config/mips/mips.c: Likewise.
3365 * config/mmix/mmix.h: Likewise.
3366 * config/pa/pa.c: Likewise.
3367 * config/pa/pa.h: Likewise.
3368 * config/rs6000/rs6000.c: Likewise.
3369 * config/s390/s390.c: Likewise.
3370 * config/sparc/sparc.c: Likewise.
3371 * config/xtensa/xtensa.c: Likewise.
3372 * cselib.h: Likewise.
3373 * dbxout.c: Likewise.
3374 * dwarf2out.c: Likewise.
3375 * except.c: Likewise.
3376 * except.h: Likewise.
3377 * fixed-value.h: Likewise.
3378 * function.c: Likewise.
3379 * function.h: Likewise.
3380 * gimple.h: Likewise.
3381 * integrate.c: Likewise.
3382 * optabs.c: Likewise.
3383 * output.h: Likewise.
3386 * stringpool.c: Likewise.
3387 * tree-data-ref.c: Likewise.
3388 * tree-flow.h: Likewise.
3389 * tree-scalar-evolution.c: Likewise.
3390 * tree-ssa-address.c: Likewise.
3391 * tree-ssa-alias.h: Likewise.
3392 * tree-ssa-operands.h: Likewise.
3395 * varasm.c: Likewise.
3396 * varray.h: Likewise.
3398 * coretypes.h: Do not define GTY macro if it is already defined.
3399 * doc/gty.texi: Update GTY documentation to new syntax.
3400 * gengtype-lex.l: Enforce attribute-like syntax for GTY
3401 annotations on structs.
3402 * gengtype-parse.c: Likewise.
3404 2009-04-22 Mark Heffernan <meheff@google.com>
3406 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
3408 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3410 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
3413 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3415 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
3416 the same as a PLUS without a shift. Increase the cost of a
3419 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3421 * Makefile.in: Update dependencies.
3422 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
3423 * errors.h: Remove bogus comment about compatibility.
3424 (warning): Update declaration.
3425 * genautomata.c: Update all calls to warning.
3426 * gimple.c: Do not include errors.h. Include toplev.h.
3427 * tree-ssa-structalias.c: Do not include errors.h.
3428 * omega.c: Likewise.
3429 * tree-ssa-reassoc.c: Likewise.
3430 * config/spu/spu-c.c: Likewise.
3431 * config/spu/t-spu-elf: Update dependencies.
3433 2009-04-22 Richard Guenther <rguenther@suse.de>
3435 PR tree-optimization/39824
3436 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
3437 make sure the types are compatible.
3439 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3442 * c-common.c (c_parse_error): Take a token_flags parameter.
3443 Use token_type for the token type instead.
3444 Pass token_flags to cpp_type2name.
3445 * c-common.h (c_parse_error): Update declaration.
3446 * c-parser.c (c_parser_error): Pass 0 as token flags.
3448 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
3450 PR rtl-optimization/39580
3451 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
3453 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3455 * function.c (expand_function_end): Do not emit a jump to the "naked"
3456 return label for fall-through returns.
3457 * except.c (sjlj_emit_function_exit): Always place the call to the
3458 unregister function at the location installed by expand_function_end.
3460 2009-04-22 Richard Guenther <rguenther@suse.de>
3462 PR tree-optimization/39845
3463 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
3464 (gen_inbound_check): Likewise.
3466 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
3468 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
3470 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
3471 * config/vxlib.c (__gthread_once): Add race guard for PPC.
3473 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3475 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
3476 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
3477 shift counts to avoid out-of-bounds array accesses.
3479 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3481 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
3482 (Pmode): Move above.
3484 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
3486 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
3487 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
3488 GET_CODE macro. Use IN_RANGE macro where appropriate.
3489 * config/alpha/alpha.h: Ditto.
3490 * config/alpha/alpha.md: Ditto.
3491 * config/alpha/constraints.md: Ditto.
3492 * config/alpha/predicates.md: Ditto.
3494 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3496 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
3497 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3498 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3499 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3500 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3501 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3502 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3503 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3504 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3505 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3506 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3507 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3508 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3509 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3510 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3511 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3512 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3513 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3514 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3515 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3516 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3517 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3518 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3519 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3520 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3521 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3522 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3524 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3526 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
3527 references from comments.
3528 * cfgbuild.c: (count_basic_blocks): Delete.
3529 (find_basic_blocks_1): Delete.
3530 (find_basic_blocks): Delete.
3531 * except.c (finish_eh_generation): Make static. Move comment from
3532 except.h here. Remove find_basic_blocks references from comments.
3533 * except.h (finish_eh_generation): Delete.
3534 * basic-block.h (find_basic_blocks): Delete.
3535 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
3537 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
3539 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
3540 (sdbout_parms): Likewise.
3542 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3544 * config/sh/sh.c (prepare_cbranch_operands): Use
3545 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
3546 (expand_cbranchdi4): Likewise.
3547 (from_compare): Add cast to enum type.
3548 (expand_cbranchsi4): Use add_reg_note.
3549 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
3550 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
3551 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
3552 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3553 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
3554 instead of CODE_FOR_nothing.
3555 (cbranchdi4): Likewise. Fix the order of arguments for
3557 (push_fpscr): Use add_reg_note.
3558 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
3559 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
3561 2009-04-21 Joseph Myers <joseph@codesourcery.com>
3563 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
3564 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3565 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3566 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
3567 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
3568 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
3569 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
3570 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
3571 config/alpha/x-vms, config/arc/t-arc,
3572 config/arm/README-interworking, config/arm/arm-c.c,
3573 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
3574 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
3575 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
3576 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
3577 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
3578 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
3579 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
3580 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
3581 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
3582 config/cris/t-elfmulti, config/crx/t-crx,
3583 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
3584 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
3585 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
3586 config/h8300/t-h8300, config/i386/athlon.md,
3587 config/i386/darwin-libgcc.10.4.ver,
3588 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
3589 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
3590 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
3591 config/i386/t-linux64, config/i386/t-nwld,
3592 config/i386/t-rtems-i386, config/i386/t-sol2-10,
3593 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
3594 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
3595 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
3596 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
3597 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
3598 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
3599 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
3600 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
3601 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
3602 config/m68k/t-uclinux, config/mcore/t-mcore,
3603 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
3604 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
3605 config/mips/crtn.asm, config/mips/irix-crti.asm,
3606 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
3607 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
3608 config/mips/mips-fixed.md, config/mips/sb1.md,
3609 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
3610 config/mips/t-iris6, config/mips/t-isa3264,
3611 config/mips/t-libgcc-mips16, config/mips/t-linux64,
3612 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
3613 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
3614 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
3615 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
3616 config/mn10300/t-linux, config/mn10300/t-mn10300,
3617 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
3618 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
3619 config/picochip/libgccExtras/clzsi2.asm,
3620 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
3621 config/rs6000/darwin-libgcc.10.4.ver,
3622 config/rs6000/darwin-libgcc.10.5.ver,
3623 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
3624 config/rs6000/t-aix43, config/rs6000/t-aix52,
3625 config/rs6000/t-darwin, config/rs6000/t-fprules,
3626 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
3627 config/rs6000/t-lynx, config/rs6000/t-netbsd,
3628 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
3629 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
3630 config/rs6000/t-rtems, config/rs6000/t-spe,
3631 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
3632 config/score/t-score-elf, config/sh/divcost-analysis,
3633 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
3634 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
3635 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
3636 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
3637 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
3638 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
3639 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
3640 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
3641 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
3642 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
3643 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
3644 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
3645 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
3646 limitx.h, version.c, xcoff.h: Add copyright and license notices.
3647 * config/h8300/genmova.sh: Include copyright and license notices
3648 in generated output.
3649 * config/h8300/mova.md: Regenerate.
3650 * doc/install.texi2html: Include word "Copyright" in copyright
3651 notice and use name "Free Software Foundation, Inc.".
3652 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3653 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3654 ChangeLog-2007, ChangeLog-2008: Correct dates.
3656 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
3658 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
3659 NE_EXPR operations as well.
3660 * c-parser.c (c_parser_condition): Do not set location information on
3662 (c_parser_conditional_expression): Likewise.
3663 (c_parser_binary_expression): Set location information on operators.
3664 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
3665 TRUTH_NOT_EXPR has been folded.
3666 * fold-const.c (fold_truth_not_expr): Copy location information from
3667 the incoming expression to the outgoing one.
3668 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
3669 recursive calls on the LHS of the operator but pass that of the
3670 operator to recursive calls on the RHS of the operator. Set it
3672 (shortcut_cond_expr): Set the locus of the operator on the second
3673 COND_EXPR and that of the expression on the first in degenerate cases.
3674 Pass the locus of the expression to calls to shortcut_cond_r.
3675 Set the locus of the 'then' block on the associated jump, if any.
3676 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
3677 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
3678 expression to call to gimplify_boolean_expr.
3680 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
3682 * config.gcc: Add additional configuration for
3683 i686-w64-mingw* and x86_64-w64-mingw* triplet.
3684 * config/i386/mingw-w64.h: New mingw-w64 specific header.
3685 (CPP_SPEC): Redefine for allowing -municode option.
3686 (STARTFILE_SPEC): Likewise.
3687 * config/i386/t-mingw-w64: New.
3688 * config/i386/mingw-w64.opt: New.
3689 (municode): Add new target option.
3690 * doc/invoke.texi (municode): Add documentation for new option.
3692 2009-04-21 Ian Lance Taylor <iant@google.com>
3694 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3695 Correct test for number of arguments.
3696 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
3698 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
3700 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
3701 argument of emit_library_call.
3703 2009-04-21 Richard Guenther <rguenther@suse.de>
3706 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
3707 inside VIEW_CONVERT_EXPRs.
3709 2009-04-21 Martin Jambor <mjambor@suse.cz>
3711 * tree-switch-conversion.c (build_constructors): Split a long line.
3712 (constructor_contains_same_values_p): New function.
3713 (build_one_array): Create assigns of constants if possible, do not
3714 call mark_sym_for_renaming, call update_stmt.
3715 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
3716 make_rename_temp. Do not call mark_symbols_for_renaming, call
3718 (gen_def_assigns): Do not call mark_symbols_for_renaming or
3719 find_new_referenced_vars, call update_stmt.
3720 (gen_inbound_check): Use create_tmp_var and create ssa names manually
3721 instead of calling make_rename_temp. Do not call
3722 find_new_referenced_vars or mark_symbols_for_renaming, call
3725 2009-04-21 Richard Guenther <rguenther@suse.de>
3727 PR tree-optimization/39827
3728 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
3729 (tree_ssa_phiprop): Pass the correct array size.
3731 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
3733 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
3735 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3738 * c-typeck.c (lvalue_p): Move declaration ...
3739 * c-common.h (lvalue_p): ... to here.
3740 * c-common.c (candidate_equal_p): New.
3741 (add_tlist): Use it.
3742 (merge_tlist): Use it.
3743 (warn_for_collisions_1): Likewise.
3744 (warning_candidate_p): Accept more candidates.
3745 (verify_tree): A warning candidate can be an expression. Use
3748 2009-04-21 Ben Elliston <bje@au.ibm.com>
3751 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3752 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
3753 options. Remove -mcall-solaris documentation.
3755 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3758 * doc/invoke.texi (-Wlong-long): Update description.
3759 * c-lex (interpret_integer): Only warn if there was no previous
3760 overflow and -Wlong-long is enabled.
3761 * c-decl.c (declspecs_add_type): Drop redundant flags.
3762 * c.opt (Wlong-long): Init to -1.
3763 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
3764 and front-end warn_long_long. Wlong-long only depends on other
3765 flags if it is uninitialized.
3766 * c-parser.c (disable_extension_diagnostics): warn_long_long is
3767 the same for CPP and FE.
3768 (restore_extension_diagnostics): Likewise.
3770 2009-04-20 Ian Lance Taylor <iant@google.com>
3772 Fix enum conversions which are invalid in C++:
3773 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
3774 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
3775 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
3776 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
3777 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
3778 (dbxout_parms): Likewise.
3779 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
3780 (df_clear_flags): Likewise.
3781 * df-problems.c (df_rd_bb_local_compute_process_def): Change
3782 top_flag parameter to int.
3783 (df_chain_create_bb_process_use): Likewise.
3784 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
3786 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
3787 (df_ref_create_structure, df_def_record_1): Likewise.
3788 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
3789 (df_notes_rescan): Change 0 to VOIDmode in function call.
3790 (df_get_call_refs, df_insn_refs_collect): Likewise.
3791 (df_bb_regs_collect): Likewise.
3792 (df_entry_block_defs_collect): Likewise.
3793 (df_exit_block_uses_collect): Likewise.
3794 * df.h: Update declarations.
3795 * double-int.c (double_int_divmod): Add cast to enum type.
3796 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
3797 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
3798 (based_loc_descr): Likewise.
3799 (loc_descriptor_from_tree_1): Change first_op and second_op to
3800 enum dwarf_location_atom. Add cast to enum type.
3801 * expmed.c (init_expmed): Change 0 to SET in function call.
3802 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
3803 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
3804 (do_store_flag): Likewise.
3805 * fixed-value.h (struct fixed_value): Change mode to enum
3807 * function.c (assign_parms): Change 0 to VOIDmode in function call.
3808 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
3810 (insert_insn_decl, insert_decl, insert_state): Likewise.
3811 (automata_list_finish): Likewise.
3812 * genrecog.c (process_define_predicate): Add cast to enum type.
3813 * gensupport.c (init_predicate_table): Add cast to enum type.
3814 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
3816 (gimple_build_call_1, gimple_build_label): Likewise.
3817 (gimple_build_goto, gimple_build_asm_1): Likewise.
3818 (gimple_build_switch_1, gimple_build_cdt): Likewise.
3819 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
3820 (enum fallback): Rename from enum fallback_t.
3821 (fallback_t): Typedef as int.
3822 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
3823 GSI_SAME_STMT in function call.
3824 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
3826 (setup_reg_class_relations): Likewise.
3827 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
3828 (setup_prohibited_class_mode_regs): Add cast to enum type.
3829 (setup_prohibited_mode_move_regs): Likewise.
3830 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
3831 (record_address_regs): Change i to enum reg_class.
3832 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
3833 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
3834 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
3835 (GET_MODE_2XWIDER_MODE): Likewise.
3836 (GET_CLASS_NARROWEST_MODE): Likewise.
3837 * omp-low.c (expand_omp_for): Add cast to enum type.
3838 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
3839 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
3840 * postreload.c (reload_cse_simplify_operands): Change rclass local
3842 * predict.c (combine_predictions_for_insn): Change best_predictor
3843 and predictor to enum br_predictor.
3844 (combine_predictions_for_bb): Likewise.
3845 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
3846 use SET_PREDICT_EXPR_OUTCOME.
3847 * real.c (real_arithmetic): Change icode to code in function call.
3848 * reginfo.c (init_move_cost): Add casts to enum type.
3849 (init_reg_sets_1, init_fake_stack_mems): Likewise.
3850 * regmove.c (regclass_compatible_p): Change class0 and class1 to
3852 * reload.c (find_valid_class): Add casts to enum type.
3853 (push_reload): Change 0 to NO_REGS in function call.
3854 (find_reloads): Change this_alternative to array of enum
3855 reg_class. Remove some now-unnecessary casts.
3856 (make_memloc): Change 0 to VOIDmode in function call.
3857 * reload1.c (reload): Change 0 to VOIDmode in function call.
3858 (eliminate_regs_1, elimination_effects): Likewise.
3859 (eliminate_regs_in_insn): Likewise.
3860 (emit_input_reload_insns): Add cast to enum type.
3861 (delete_output_reload): Change 0 to VOIDmode in function call.
3862 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
3863 to enum type in function call.
3864 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
3865 (SET_PREDICT_EXPR_OUTCOME): Define.
3866 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
3867 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
3868 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
3869 (dump_function): Likewise.
3870 * tree-dump.h: Update declarations.
3871 * tree-pass.h: Update declarations.
3872 * varasm.c (assemble_integer): Change mclass to enum mode_class.
3873 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
3875 (arm_rtx_costs_1): Correct parenthesization.
3876 (arm_rtx_costs): Add casts to enum type.
3877 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
3878 (vfp_emit_fstmd): Use add_rg_note.
3879 (emit_multi_reg_push, emit_sfm): Likewise.
3880 (thumb_set_frame_pointer): Likewise.
3881 (arm_expand_prologue): Likewise.
3882 (arm_regno_class): Change return type to enum reg_class.
3883 (thumb1_expand_prologue): Use add_reg_note.
3884 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
3885 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
3887 * config/arm/gentune.sh: Add cast to enum type.
3888 * config/arm/arm-tune.md: Rebuild.
3889 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
3890 (ix86_split_fp_branch, predict_jump): Likewise.
3891 (ix86_expand_multi_arg_builtin): Change sub_code from enum
3892 insn_code to enum rtx_code.
3893 (ix86_builtin_vectorized_function): Add cast to enum type.
3894 * config/i386/i386.md (truncdfsf2): Change slot to enum
3896 (truncxf<mode>2, isinf<mode>2): Likewise.
3897 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
3899 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
3900 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
3901 (insert_bundle_state): Change 1 to INSERT in function call.
3902 (ia64_add_bundle_selector_before): Likewise.
3903 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
3904 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
3905 (restore_stack_nonlocal): Likewise.
3906 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
3908 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
3910 (mips_rtx_costs): Likewise.
3911 (mips_override_options): Add casts to enum type.
3912 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
3914 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
3915 (store_reg, set_reg_plus_d): Likewise.
3916 (hppa_expand_prologue, hppa_profile_hook): Likewise.
3917 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
3919 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
3921 (emit_unlikely_jump): Use add_reg_note.
3922 (rs6000_emit_allocate_stack): Likewise.
3923 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
3924 (output_toc): Change 1 to INSERT in function call.
3925 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
3926 (rs6000_initialize_trampoline): Likewise.
3927 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
3929 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
3930 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
3931 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
3932 (save_gprs): Use add_reg_note.
3933 (s390_emit_prologue): Likewise.
3934 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3935 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
3936 (sparc_fold_builtin): Add cast to enum type.
3937 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
3939 (spu_expand_prologue): Use add_reg_note.
3940 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
3942 2009-04-20 Ian Lance Taylor <iant@google.com>
3944 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
3945 (c_parser_postfix_expression_after_primary): Get VEC for list of
3946 arguments. Get original types of arguments. Call
3947 build_function_call_vec.
3948 (cached_expr_list_1, cached_expr_list_2): New static variables.
3949 (c_parser_expr_list): Change return type to VEC *. Add
3950 p_orig_types parameter. Change all callers.
3951 (c_parser_release_expr): New static function.
3952 (c_parser_vec_to_tree_list): New static function.
3953 * c-typeck.c (build_function_call): Rewrite to build a VEC and
3954 call build_function_call_vec.
3955 (build_function_call_vec): New function, based on old
3956 build_function_call.
3957 (convert_arguments): Remove nargs and argarray parameters. Change
3958 values to a VEC. Add origtypes parameter.
3959 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
3960 (convert_for_assignment): Add origtype parameter. Change all
3961 callers. If warn_cxx_compat, check for conversion to an enum
3962 type when calling a function.
3963 (store_init_value): Add origtype parameter. Change all callers.
3964 (digest_init): Likewise.
3965 (struct init_node): Add origtype field.
3966 (add_pending_init): Add origtype parameter. Change all callers.
3967 (output_init_element): Likewise.
3968 (output_pending_init_elements): Pass origtype from init_node to
3969 output_init_element.
3970 (process_init_element): Pass origtype from c_expr to
3971 output_init_element.
3972 (c_finish_return): Add origtype parameter. Change all callers.
3973 * c-common.c (sync_resolve_size): Change params to VEC *. Change
3975 (sync_resolve_params): Likewise.
3976 (sync_resolve_return): Change params to first_param. Change caller.
3977 (resolve_overloaded_builtins): Change params to VEC *. Change
3978 callers. Save first parameter around call to build_function_call_vec.
3979 * c-decl.c (finish_decl): Add origtype parameter. Change all
3980 callers. Call build_function_call_vec rather than
3981 build_function_call for cleanup.
3982 * c-tree.h: Update declarations.
3983 * c-common.h: Update declarations.
3984 * stub-objc.c (objc_rewrite_function_call): Change parameter from
3985 params to first_param.
3986 * target.h (struct gcc_target): Change resolve_overloaded_builtin
3987 params parameter from tree to void *.
3988 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3989 Change arglist parameter to have type void *, and to be a pointer
3991 * config/rs6000/rs6000-protos.h
3992 (altivec_resolve_overloaded_builtin): Update declaration.
3993 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
3994 fnargs parameter to have type void *, and to be a pointer to a
3995 VEC. Call build_function_call_vec instead of
3996 build_function_call.
3997 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
3999 2009-04-20 Joey Ye <joey.ye@intel.com>
4000 Xuepeng Guo <xuepeng.guo@intel.com>
4001 H.J. Lu <hongjiu.lu@intel.com>
4003 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
4005 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
4006 (IX86_LEA_PRIORITY): Likewise.
4007 (distance_non_agu_define): New function.
4008 (distance_agu_use): Likewise.
4009 (ix86_lea_for_add_ok): Likewise.
4010 (ix86_dep_by_shift_count): Likewise.
4012 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4013 should split for LEA.
4015 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4017 (ix86_dep_by_shift_count): Likewise.
4019 2009-04-20 Richard Guenther <rguenther@suse.de>
4021 * expr.c (handled_component_p): Move ...
4022 * tree.h (handled_component_p): ... here.
4023 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4024 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4025 and REALPART_EXPR to be in one group.
4027 2009-04-20 Richard Guenther <rguenther@suse.de>
4029 * basic-block.h (get_all_dominated_blocks): Declare.
4030 * dominance.c (get_all_dominated_blocks): New function.
4031 * tree-cfg.c (get_all_dominated_blocks): Remove.
4032 (remove_edge_and_dominated_blocks): Adjust.
4033 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4034 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4035 instead of recursing.
4037 2009-04-20 Doug Kwan <dougkwan@google.com>
4039 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4040 (struct cgraph_node_set_def): New type.
4041 (cgraph_node_set) New type. Also declare vector functions.
4042 (struct cgraph_node_set_element_def): New type.
4043 (cgraph_node_set_element): Ditto.
4044 (cgraph_node_set_iterator): New iterator type.
4045 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4046 cgraph_node_set_remove, dump_cgraph_node_set,
4047 debug_cgraph_node_set): New prototypes.
4048 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4049 cgraph_node_set_size): New inlines.
4050 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4052 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4053 argument to function 'write_summary'.
4054 * ipa.c: Include ggc.h.
4055 (hash_cgraph_node_set_element,
4056 eq_cgraph_node_set_element, cgraph_node_set_new,
4057 cgraph_node_set_add, cgraph_node_set_remove,
4058 cgraph_node_set_find, dump_cgraph_node_set,
4059 debug_cgraph_node_set): New functions.
4060 * Makefile.in (ipa.o): Add dependency on GGC_H.
4062 2009-04-20 Ira Rosen <irar@il.ibm.com>
4064 PR tree-optimization/39675
4065 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4066 check of the return code of vect_schedule_slp. Check that
4067 stmt_vec_info still exists for the statement, before checking its
4070 2009-04-20 Michael Matz <matz@suse.de>
4072 * Makefile.in (generated_files): Take out $(simple_generated_c).
4074 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4076 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4077 (UINTPTR_TYPE): Likewise.
4079 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4082 * c-typeck.c (digest_init): Check for initializing an array with a
4085 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4088 * c-semantics.c (pop_stmt_list): Propagate
4089 STATEMENT_LIST_HAS_LABEL to parent statement list.
4091 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4093 * config/mips/mips.h (mips_tune_attr): New macro.
4094 * config/mips/mips.md (cpu): Use it.
4096 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4099 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4102 2009-04-19 Diego Novillo <dnovillo@google.com>
4104 * toplev.c (compile_file): Move call to coverage_finish ...
4105 * cgraphunit.c (ipa_passes): ... here.
4106 Call cgraph_process_new_functions.
4107 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4108 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4110 2009-04-19 Jan Hubicka <jh@suse.cz>
4112 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4114 (dump_cgraph_node): Dump can throw external flag.
4115 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4117 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4121 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4122 * common.opt (Wlogical-op): Move from here...
4123 * c.opt (Wlogical-op): ... to here.
4124 * c-typeck.c (parser_build_binary_op): Update call to
4125 warn_logical_operator.
4126 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4128 * c-common.c (warn_logical_op): Update.
4129 * c-common.h (warn_logical_op): Update declaration.
4131 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4133 * tree.c (protected_set_expr_location): Fix formatting.
4135 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4138 * c-typeck.c (readonly_warning): new.
4139 (build_unary_op, build_modify_expr): Use readonly_warning for
4140 storing into something readonly but not const-qualified.
4142 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4145 * c-typeck.c (build_unary_op): Check for taking address of
4146 expression of type void.
4148 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4151 * c-typeck.c (build_function_call): Check for calling a function
4152 with qualified void return types. Call require_complete_type when
4155 2009-04-18 Jan Hubicka <jh@suse.cz>
4157 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4159 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4160 can_throw_external flag.
4161 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4162 * ipa-pure-const.c (ignore_edge): New function.
4163 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4164 only over can_throw_external edges.
4165 (local_pure_const): Add nothrow flag.
4166 * ipa-utils.c (searchc): Add ignore_edge callback.
4167 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4168 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4169 (set_nothrow_function_flags): Update cgraph.
4170 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4172 2009-04-18 Richard Guenther <rguenther@suse.de>
4175 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4176 (fold_stmt): ... this and ...
4177 (fold_stmt_inplace): ... this.
4178 (fold_stmt_1): Fold references in calls and asms.
4179 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4181 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4183 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4184 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4186 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4188 * tree.c (function_args_count): Remove.
4189 * tree.h: Remove the prototype for function_args_count.
4191 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4193 * tree-iterator.c (expr_only): Remove.
4194 * tree.h: Remove the prototype for expr_only.
4196 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4198 * reginfo.c (cannot_change_mode_set_regs): Remove.
4199 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4201 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4203 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4204 whether operands 0 and 1 overlaps.
4206 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4209 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4210 pointer. Use warning_at instead of warning.
4211 (search_for_addr_array): Likewise.
4212 (check_array_bounds): Likewise.
4213 (check_all_array_refs): Check that the incoming edge is not in the
4214 list of edges to be removed.
4215 (check_all_array_refs): Avoid the temporal pointer.
4216 (vrp_visit_cond_stmt): Fix typo.
4217 (simplify_switch_using_ranges): Handle the case where the switch
4218 index is an integer constant.
4220 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4222 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4224 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4226 * doc/extend.texi, doc/invoke.texi: Fix typos.
4228 2009-04-17 Cary Coutant <ccoutant@google.com>
4230 * tree-flow-inline.h (get_lineno): Fix inverted test.
4232 2009-04-17 Diego Novillo <dnovillo@google.com>
4234 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4235 assertion for AVAIL_OUT.
4237 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4240 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4241 * config/sh/linux-atomic.asm: Likewise.
4243 2009-04-17 Diego Novillo <dnovillo@google.com>
4245 * except.c (debug_eh_tree): New.
4246 (struct eh_region, struct eh_status): Move ...
4247 * except.h: ... here.
4248 (add_type_for_runtime): Declare extern.
4249 (lookup_type_for_runtime): Likewise.
4250 (debug_eh_tree): Declare.
4251 * Makefile.in (GTFILES): List except.h before except.c
4253 2009-04-17 Diego Novillo <dnovillo@google.com>
4255 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4256 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4257 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4258 (find_vars_r): ... here.
4259 * tree-flow.h (find_referenced_vars_in): Declare.
4260 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4261 that AVAIL_OUT exists for BLOCK.
4262 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4263 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4264 (tree-parloops.o): Likewise.
4266 2009-04-17 Simon Baldwin <simonb@google.com>
4268 * toplev.c (default_tree_printer): Add handling for %E format.
4270 2009-04-17 Diego Novillo <dnovillo@google.com>
4272 * tree-pretty-print.c (dump_generic_node): Add break after
4273 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4274 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4275 FUNCTION_TYPE together. Call print_struct_decl when printing
4276 structures and TDF_SLIM is not given.
4277 (print_struct_decl): Fix logic for detecting recursion.
4279 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4282 * gcc.c (create_at_file): New.
4283 (compile_input_file_p): New.
4284 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4285 * main.c (main): Update call to toplev_main.
4286 * toplev.c (toplev_main): Change signature. Call expandargv.
4287 * toplev.h (toplev_main): Change signature.
4289 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4291 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4292 if the latter is not constant.
4294 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4296 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4298 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4300 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4301 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4303 2009-04-17 Richard Guenther <rguenther@suse.de>
4305 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4306 Handle component references view-converting an invariant address.
4308 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4310 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4311 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4312 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4313 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4314 Use @deftypevr rather than @deftypevar.
4316 2009-04-17 Richard Guenther <rguenther@suse.de>
4318 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4319 (get_prop_source_stmt): Likewise.
4320 (can_propagate_from): Likewise.
4322 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4324 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4325 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4326 (--with-multilib-list): Add default value.
4327 * configure: Regenerate.
4328 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4329 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4330 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4331 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
4332 Don't add default cpu to multilib list unnecessarily, but do enable
4333 the relevant compiler option..
4334 Add support for --with-multilib-list=<blank> and
4335 --with-multilib-list=!<somelib> to supress unwanted multilibs.
4336 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
4337 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
4338 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
4340 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
4341 (MULTILIB_OSDIRNAMES): New variable.
4342 * config/sh/t-1e: Delete file.
4343 * config/sh/t-mlib-sh1: Delete file.
4344 * config/sh/t-mlib-sh2: Delete file.
4345 * config/sh/t-mlib-sh2a: Delete file.
4346 * config/sh/t-mlib-sh2a-nofpu: Delete file.
4347 * config/sh/t-mlib-sh2a-single: Delete file.
4348 * config/sh/t-mlib-sh2a-single-only: Delete file.
4349 * config/sh/t-mlib-sh2e: Delete file.
4350 * config/sh/t-mlib-sh3e: Delete file.
4351 * config/sh/t-mlib-sh4: Delete file.
4352 * config/sh/t-mlib-sh4-nofpu: Delete file.
4353 * config/sh/t-mlib-sh4-single: Delete file.
4354 * config/sh/t-mlib-sh4-single-only: Delete file.
4355 * config/sh/t-mlib-sh4a: Delete file.
4356 * config/sh/t-mlib-sh4a-nofpu: Delete file.
4357 * config/sh/t-mlib-sh4a-single: Delete file.
4358 * config/sh/t-mlib-sh4a-single-only: Delete file.
4359 * config/sh/t-mlib-sh4al: Delete file.
4360 * config/sh/t-mlib-sh5-32media: Delete file.
4361 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
4362 * config/sh/t-mlib-sh5-64media: Delete file.
4363 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
4364 * config/sh/t-mlib-sh5-compact: Delete file.
4365 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
4366 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
4367 * doc/install.texi (Options specification): Add
4368 --with-multilib-list and --with-endian.
4370 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4372 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
4374 (OBJS-common): Add plugin-version.o.
4375 (plugin-version.o): New.
4376 * gcc-plugin.h (plugin_gcc_version): New.
4377 (plugin_default_version_check): New.
4378 (plugin_init_func, plugin_init): Add version argument.
4379 * plugin-version.c: New.
4380 * plugin.c (str_plugin_gcc_version_name): New.
4381 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
4382 pass it to the init function.
4383 (plugin_default_version_check): New.
4385 2009-04-17 Richard Guenther <rguenther@suse.de>
4387 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
4388 for decl-vs-decl disambiguation.
4390 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
4392 * config/s390/s390.h (s390_tune_attr): New macro definition.
4393 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
4395 2009-04-17 Richard Guenther <rguenther@suse.de>
4397 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
4398 (fold_stmt_r): Likewise.
4399 (maybe_fold_reference): New function.
4400 (fold_gimple_assign): Handle cases fold_stmt_r did.
4401 (fold_stmt): Do not use fold_stmt_r.
4402 (fold_stmt_inplace): Likewise.
4404 2009-04-17 Richard Guenther <rguenther@suse.de>
4406 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
4407 (record_equivalences_from_stmt): Remove useless checks and
4409 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
4410 the type is already suitable.
4412 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
4414 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
4416 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
4418 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
4419 (CMPtype): Define as __gcc_CMPtype.
4421 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
4423 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4424 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
4426 2009-04-17 Richard Guenther <rguenther@suse.de>
4428 PR tree-optimization/39746
4429 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
4430 special-casing for builtins and static variable use/def.
4431 (call_may_clobber_ref_p_1): Likewise.
4433 2009-04-16 Ian Lance Taylor <iant@google.com>
4435 * df.h: Include "timevar.h".
4436 (struct df_problem): Change tv_id field to timevar_id_t.
4437 * tree-pass.h: Include "timevar.h".
4438 (struct opt_pass): Change tv_id field to timevar_id_t.
4439 * timevar.h (timevar_id_t): Define TV_NONE.
4440 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
4441 TV_NONE rather than tv_id != 0.
4442 (execute_one_pass): Likewise.
4443 * Makefile.in (DF_H): Add $(TIMEVAR_H).
4444 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
4445 dependencies to $(TREE_PASS_H).
4446 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
4448 (pass_branch_target_load_optimize2): Likewise.
4449 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
4450 (pass_outof_cfg_layout_mode): Likewise.
4451 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
4452 (pass_rebuild_cgraph_edges): Likewise.
4453 (pass_remove_cgraph_callee_edges): Likewise.
4454 * df-core.c (pass_df_initialize_opt): Likewise.
4455 (pass_df_initialize_no_opt): Likewise.
4456 (pass_df_finish): Likewise.
4457 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4458 * except.c (pass_set_nothrow_function_flags): Likewise.
4459 (pass_convert_to_eh_region_ranges): Likewise.
4460 * final.c (pass_compute_alignments): Likewise.
4461 * function.c (pass_instantiate_virtual_regs): Likewise.
4462 (pass_init_function): Likewise.
4463 (pass_leaf_regs): Likewise.
4464 (pass_match_asm_constraints): Likewise.
4465 * gimple-low.c (pass_lower_cf): Likewise.
4466 (pass_mark_used_blocks): Likewise.
4467 * init-regs.c (pass_initialize_regs): Likewise.
4468 * integrate.c (pass_initial_value_sets): Likewise.
4469 * ira.c (pass_ira): Likewise.
4470 * jump.c (pass_cleanup_barriers): Likewise.
4471 * omp-low.c (pass_expand_omp): Likewise.
4472 (pass_lower_omp): Likewise.
4473 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
4474 * recog.c (pass_split_all_insns): Likewise.
4475 (pass_split_after_reload): Likewise.
4476 (pass_split_before_regstack): Likewise.
4477 (pass_split_before_sched2): Likewise.
4478 (pass_split_for_shorten_branches): Likewise.
4479 * reginfo.c (pass_reginfo_init): Likewise.
4480 (pass_subregs_of_mode_init): Likewise.
4481 (pass_subregs_of_mode_finish): Likewise.
4482 * passes.c (pass_postreload): Likewise.
4483 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
4484 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
4485 (pass_warn_function_return): Likewise.
4486 (pass_warn_function_noreturn): Likewise.
4487 * tree-complex.c (pass_lower_complex): Likewise.
4488 (pass_lower_complex_O0): Likewise.
4489 * tree-if-conv.c (pass_if_conversion): Likewise.
4490 * tree-into-ssa.c (pass_build_ssa): Likewise.
4491 * tree-mudflap.c (pass_mudflap_1): Likewise.
4492 (pass_mudflap_2): Likewise.
4493 * tree-nomudflap.c (pass_mudflap_1): Likewise.
4494 (pass_mudflap_2): Likewise.
4495 * tree-nrv.c (pass_return_slot): Likewise.
4496 * tree-object-size.c (pass_object_sizes): Likewise.
4497 * tree-optimize.c (pass_all_optimizations): Likewise.
4498 (pass_early_local_passes): Likewise.
4499 (pass_all_early_optimizations): Likewise.
4500 (pass_cleanup_cfg): Likewise.
4501 (pass_cleanup_cfg_post_optimizing): Likewise.
4502 (pass_free_datastructures): Likewise.
4503 (pass_free_cfg_annotations): Likewise.
4504 (pass_fixup_cfg): Likewise.
4505 (pass_init_datastructures): Likewise.
4506 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
4507 (pass_late_warn_uninitialized): Likewise.
4508 (pass_update_address_taken): Likewise.
4509 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
4510 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
4511 (pass_cse_sincos): Likewise.
4512 (pass_convert_to_rsqrt): Likewise.
4513 * tree-ssa-structalias.c (pass_build_alias): Likewise.
4514 * tree-stdarg.c (pass_stdarg): Likewise.
4515 * tree-tailcall.c (pass_tail_recursion): Likewise.
4516 (pass_tail_calls): Likewise.
4517 * tree-vect-generic.c (pass_lower_vector): Likewise.
4518 (pass_lower_vector_ssa): Likewise.
4519 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
4521 2009-04-16 Joseph Myers <joseph@codesourcery.com>
4523 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
4525 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
4527 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
4528 logical and signext.
4530 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
4533 * config/sh/predicates.md (arith_operand): Check if the operand
4534 of TRUNCATE is a REG.
4536 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4538 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4539 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4541 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4543 * tree-iterator.c (tsi_split_statement_list_after,
4544 tsi_split_statement_list_before): Remove.
4545 * tree-iterator.h: Remove the prototypes for
4546 tsi_split_statement_list_after and tsi_split_statement_list_before.
4548 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4550 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4551 * tree-ssa-propagate.h: Remove the prototype for
4552 stmt_makes_single_load.
4554 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4556 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
4557 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
4559 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4561 * tree-iterator.c (EXPR_LAST_BODY): Remove.
4563 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4565 * except.c (eh_region_outer_p): Remove.
4566 * except.h: Remove the prototype for eh_region_outer_p.
4568 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4570 * function.c (current_function_assembler_name): Remove.
4571 * function.h: Remove the prototype for
4572 current_function_assembler_name.
4574 2009-04-16 Ian Lance Taylor <iant@google.com>
4576 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
4577 (add_reg_note): Call alloc_reg_note.
4578 * rtl.h (alloc_reg_note): Declare.
4579 * combine.c (try_combine): Use alloc_reg_note.
4580 (recog_for_combine, move_deaths): Likewise.
4581 (distribute_notes): Use alloc_reg_note and add_reg_note.
4582 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
4583 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
4584 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
4586 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
4588 PR rtl-optimization/39762
4589 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
4590 ira_may_move_out_cost): Add comments about way of their usage.
4591 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
4593 * ira-conflicts.c (process_regs_for_copy): Use function
4594 ira_get_register_move_cost instead of global
4595 ira_register_move_cost.
4597 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
4598 color_pass, move_spill_restore, update_curr_costs): Ditto.
4600 * ira-lives.c (process_single_reg_class_operands): Ditto.
4602 * ira-emit.c (emit_move_list): Ditto.
4604 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
4605 (record_reg_classes): Ditto. Use functions
4606 ira_get_register_move_cost and ira_get_may_move_cost instead of
4607 global vars ira_register_move_cost, ira_may_move_out_cost and
4608 ira_may_move_in_cost.
4609 (record_address_regs): Don't call ira_init_register_move_cost.
4610 Use function ira_get_may_move_cost instead of global
4611 ira_may_move_in_cost.
4612 (process_bb_node_for_hard_reg_moves): Use function
4613 ira_get_register_move_cost instead of global ira_register_move_cost.
4614 (ira_costs): Don't call ira_init_register_move_cost.
4616 2009-04-16 Richard Guenther <rguenther@suse.de>
4618 * tree-cfg.c (verify_gimple_assign_binary):
4619 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
4620 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
4621 (create_general_new_stmt): Note that this function is broken.
4623 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4625 * common.opt (fhelp): Add Var(help_flag).
4626 * gcc-plugin.h (plugin_info): Add help.
4627 * plugin.c (plugin_name_args): Add help.
4628 (register_plugin_info): Set plugin->help.
4629 (print_help_one_plugin): New.
4630 (print_plugins_help): New.
4631 * plugin.h (print_plugins_help): New.
4632 * toplev.c (toplev_main): Call print_plugins_help if needed.
4634 2009-04-16 Richard Guenther <rguenther@suse.de>
4636 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
4637 (gimple_ior_addresses_taken_1): New function.
4638 (gimple_ior_addresses_taken): Likewise.
4639 * gimple.h (struct gimple_statement_with_ops_base): Remove
4640 addresses_taken member.
4641 (gimple_ior_addresses_taken): Declare.
4642 (gimple_addresses_taken, gimple_addresses_taken_ptr,
4643 gimple_set_addresses_taken): Remove.
4644 * ipa-reference.c (mark_address): New function.
4645 (scan_stmt_for_static_refs): Use it for marking addresses taken.
4646 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
4647 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
4648 (gimple_add_to_addresses_taken): Remove.
4649 (get_tmr_operands): Call mark_address_taken.
4650 (get_asm_expr_operands): Likewise.
4651 (get_expr_operands): Likewise.
4652 (build_ssa_operands): Do not clear the addresses_taken bitmap.
4653 (free_stmt_operands): Do not free it.
4654 * tree-ssa.c (delete_tree_ssa): Likewise.
4655 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
4657 2009-04-16 Richard Guenther <rguenther@suse.de>
4659 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
4660 (walk_stmt_load_store_ops): Likewise.
4661 * gimple.c (get_base_loadstore): New function.
4662 (walk_stmt_load_store_addr_ops): Likewise.
4663 (walk_stmt_load_store_ops): Likewise.
4664 * ipa-pure-const.c (check_op): Simplify.
4665 (check_load, check_store): New functions.
4666 (check_stmt): Use walk_stmt_load_store_ops.
4667 * ipa-reference.c (mark_load): Adjust signature.
4668 (mark_store): Likewise.
4669 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
4671 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4673 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
4675 * opts.c (common_handle_option): Don't call print_version.
4676 * plugin.c (plugin_name_args): Add version.
4677 (register_plugin_info): New.
4678 (register_callback): Handle PLUGIN_INFO.
4679 (try_init_one_plugin): New.
4680 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
4682 (finalize_one_plugin): New.
4683 (finalize_plugins): New.
4684 (print_one_plugin): New.
4685 (print_plugins_versions): New.
4686 * plugin.h (print_plugins_versions): New.
4687 (finalize_plugins): New.
4688 * toplev.c (compile_file): Don't call initialize_plugins.
4689 (print_version): Call print_plugins_versions.
4690 (toplev_main): Call initialize_plugins. Print version if needed.
4691 Call finalize_plugins.
4693 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4695 * common.opt (fversion): New.
4696 * gcc.c (print_version): New.
4697 (process_command): Don't print the version. Just set print_version.
4698 (main): Print version. Call subprocesses if print_version and
4699 verbose_flag are set.
4700 * opts.c (common_handle_option): Handle OPT_fversion.
4702 2009-04-16 Richard Guenther <rguenther@suse.de>
4703 Ira Rosen <irar@il.ibm.com>
4705 PR tree-optimization/39698
4706 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
4707 type of the reduction variable. Only generate the def if
4710 * omp-low.c (expand_omp_for_generic): When converting to a pointer
4711 make sure to first convert to an integer of the same precision.
4712 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
4713 the type of the evolution correctly in computing the new
4714 induction variable base.
4716 2009-04-16 Richard Guenther <rguenther@suse.de>
4719 * tree-cfg.c (make_blocks): Split statements with to-be
4720 abnormal SSA names on the lhs.
4722 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
4724 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
4725 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
4726 * c-typeck.c (really_start_incremental_init): Likewise.
4727 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
4728 (TARGET_INITIALIZER): Remove it.
4729 * target.h (struct target): Remove vector_opaque_p.
4730 * tree.c (build_opaque_vector_type): New.
4731 * tree.h (TYPE_VECTOR_OPAQUE): New.
4732 (build_opaque_vector_type): Declare.
4733 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
4734 * config/rs6000/rs6000.c (build_opaque_vector_type,
4735 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
4736 (rs6000_init_builtins): Use build_opaque_vector_type for
4737 opaque_V4SI_type_node.
4739 2009-04-15 Catherine Moore <clm@codesourcery.com>
4741 * debug.h (set_name): Declare.
4742 * dwarf2out.c (dwarf2out_set_name): Declare.
4743 (dwarf2_debug_hooks): Add set_name.
4744 (find_AT_string): New.
4745 (add_AT_string): Call find_AT_string.
4746 (dwarf2out_set_name): New.
4747 * cp/decl.c (grokdeclarator): Call set_name.
4748 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
4749 * debug.c (do_nothing_debug_hooks): Likewise.
4750 * dbxout.c (dbx_debug_hooks): Likewise.
4751 * sdbout.c (sdb_debug_hooks): Likewise.
4753 2009-04-15 Michael Eager <eager@eagercon.com>
4755 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
4756 reg for single-precision FPU.
4757 * config/rs6000/rs6000.md (movsi_internal1): Only for
4759 (movsi_internal1_single): New. Add pattern to move SI values to/from
4760 single-precision FP regs.
4762 2009-04-15 Richard Guenther <rguenther@suse.de>
4764 * omp-low.c (lower_rec_input_clauses): Build correct address
4766 (expand_omp_for_generic): Fix multiplication type.
4767 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
4768 (generate_memset_zero): Fix types.
4769 * tree-profile.c (prepare_instrumented_value): Correctly
4772 2009-04-15 Ian Lance Taylor <iant@google.com>
4774 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
4775 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
4776 for -Wall and for -Wc++-compat.
4777 (c_common_post_options): For C++, set warn_enum_compare if not
4779 * c-tree.h (struct c_expr): Add field original_type.
4780 (build_external_ref): Update declaration.
4781 * c-parser.c (c_parser_braced_init): Set original_type.
4782 (c_parser_initelt): Likewise.
4783 (c_parser_expr_no_commas): Likewise.
4784 (c_parser_conditional_expression): Likewise.
4785 (c_parser_cast_expression): Likewise.
4786 (c_parser_unary_expression): Likewise. Pull setting of
4787 original_code to top of function.
4788 (c_parser_sizeof_expression): Set original_type.
4789 (c_parser_alignof_expression): Likewise.
4790 (c_parser_postfix_expression): Likewise. Pull setting of
4791 original_code to top of function.
4792 (c_parser_postfix_expression_after_paren_type): Set original_type.
4793 (c_parser_postfix_expression_after_primary): Likewise.
4794 (c_parser_expression): Likewise.
4795 * c-typeck.c (build_external_ref): Add type parameter. Change all
4797 (c_expr_sizeof_expr): Set original_type field.
4798 (parser_build_unary_op): Likewise.
4799 (parser_build_binary_op): Likewise. Optionally warn about
4800 comparisons of enums of different types.
4801 (digest_init): Set original_type field.
4802 (really_start_incremental_init): Likewise.
4803 (push_init_level, pop_init_level): Likewise.
4804 * doc/invoke.texi (Warning Options): -Wenum-compare now
4807 2009-04-15 Richard Guenther <rguenther@suse.de>
4809 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
4810 out a necessary conversion.
4811 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
4812 names we didn't value number.
4813 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
4815 2009-04-15 Richard Guenther <rguenther@suse.de>
4817 PR tree-optimization/39764
4818 * tree-ssa-ccp.c (get_value): Canonicalize value with
4819 canonicalize_float_value.
4821 2009-04-15 Jan Hubicka <jh@suse.cz>
4823 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
4824 Wrong version of patch.
4826 2009-04-15 Jan Hubicka <jh@suse.cz>
4828 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
4830 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
4832 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
4833 our distinct integral and vector types.
4835 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
4837 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
4838 * init.c (build_vtbl_address): Remove call to assemble_external.
4840 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
4842 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
4843 output for other floating point modes.
4845 2009-04-14 Diego Novillo <dnovillo@google.com>
4847 * diagnostic.c (diagnostic_report_diagnostic): Do not
4848 warn about loaded plugins for DK_ERROR and DK_WARNING.
4849 * c-decl.c (declspecs_add_type): Move call to
4850 invoke_plugin_callbacks ...
4851 * c-parser.c (c_parser_declspecs): ... here.
4852 * plugin.c (dump_active_plugins): Tidy output.
4854 2009-04-14 Diego Novillo <dnovillo@google.com>
4855 Le-Chun Wu <lcwu@google.com>
4857 * configure.ac: Add --enable-plugin support.
4858 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
4859 * Makefile.in (PLUGIN_H): Define.
4860 Export ENABLE_PLUGIN and GMPINC to site.exp.
4861 Add PLUGINLIBS to link command.
4862 Add/modify dependencies for plugin.o and files including plugin.h.
4864 * config.in: Regenerate.
4866 * opts.c (common_handle_option): Handle OPT_fplugin_ and
4869 2009-04-14 Le-Chun Wu <lcwu@google.com>
4871 * tree-pass.h (register_one_dump_file): Add a prototype for
4872 register_one_dump_file.
4873 * toplev.c (compile_file): Call initialize_plugins.
4874 (do_compile): Call invoke_plugin_callbacks.
4875 (toplev_main): Call invoke_plugin_callbacks.
4876 * common.opt: Add -fplugin= and -fplugin-arg-.
4877 * gcc-plugin.h: New public header file for plugins to include.
4878 * plugin.c: New source file.
4879 * plugin.h: New internal header file.
4880 * passes.c (register_one_dump_file): Make it external.
4882 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
4884 2009-04-14 Diego Novillo <dnovillo@google.com>
4886 * doc/plugins.texi: New.
4887 * doc/gccint.texi: Add reference to Plugins chapter.
4888 * doc/invoke.texi: Document -fplugin and -fplugin-arg
4889 * diagnostic.c (diagnostic_report_diagnostic): Warn about
4890 loaded plugins, if any.
4891 * timevar.def (TV_PLUGIN_INIT): Define.
4892 (TV_PLUGIN_RUN): Define.
4893 * plugin.c: Include timevar.h
4894 (plugins_active_p): New.
4895 (dump_active_plugins): New.
4896 (debug_active_plugins): New.
4898 2009-04-14 Joseph Myers <joseph@codesourcery.com>
4900 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
4902 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
4904 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
4906 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
4907 the same as a minus without a shift.
4909 2009-04-14 Nick Clifton <nickc@redhat.com>
4911 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
4912 comparisons with small integers will always produce a short
4915 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
4918 2008-12-19 Diego Novillo <dnovillo@google.com>
4920 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
4922 2009-04-14 Richard Guenther <rguenther@suse.de>
4924 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
4926 (verify_gimple_assign_binary): Likewise. Handle shifts and
4928 (verify_gimple_phi): Print the mismatched argument position.
4929 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4931 (vect_update_init_of_dr): Likewise.
4932 * matrix-reorg.c (transform_access_sites): Do what the
4934 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
4936 2009-04-13 Michael Eager <eager@eagercon.com>
4938 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
4939 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
4940 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
4941 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
4942 remove duplicate config
4944 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4946 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
4947 file_name:line_number type locator of the call site.
4949 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
4951 * genautomata.c: Put blank after comma.
4952 (automaton_decls): New.
4953 (struct unit_usage): Add comments to member next.
4954 (store_alt_unit_usage): Keep the list ordered.
4955 (unit_present_on_list_p, equal_alternatives_p): New.
4956 (check_regexp_units_distribution): Check units distribution
4957 correctness correctly.
4958 (main): Don't write automata if error is found. Return correct
4961 * config/m68k/cf.md (cfv4_ds): Remove.
4962 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
4963 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
4965 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
4966 power4-load-ext, power4-store, power4-store-update,
4967 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
4968 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
4969 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
4970 power4-sqrt, power4-isync): Modify reservation to make correct
4971 unit distribution to automata.
4973 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
4974 power5-store-update, power5-two, power5-three, power5-lmul,
4975 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
4977 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
4979 * except.c (pass_set_nothrow_function_flags): Set name and add
4981 (set_nothrow_function_flags): Mention in the dump file when
4982 changing a function to nothrow.
4984 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
4987 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
4988 instead of unsigned long.
4990 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4992 * config/arm/arm.c (return_used_this_function): Remove.
4993 (arm_output_function_prologue): Remove use of
4994 return_used_this_function.
4995 (output_return_instruction): Replace use of
4996 return_used_this_function
4997 by cfun->machine->return_used_this_function.
4998 (arm_output_epilogue): Likewise.
4999 (arm_output_function_epilogue): Likewise.
5000 (thumb_unexpanded_epilogue): Likewise.
5001 * config/arm/arm.h (struct machine_function):
5002 New member return_used_this_function.
5004 2009-04-12 Mark Mitchell <mark@codesourcery.com>
5006 * doc/install.texi: Correct description of default directory for
5007 --with-gxx-include-dir.
5009 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5011 * fold-const.c (build_range_check): Properly deal with enumeral and
5014 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5016 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5017 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5018 * params.h (MAX_GCSE_PASSES): Remove.
5019 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5020 in sequence. Remove ability to run multiple passes.
5021 (bypass_jumps): Report run as third CPROP pass.
5023 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5026 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5027 when deciding whether the whole SEQUENCE can throw.
5029 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5032 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5033 offseted label references.
5035 2009-04-11 Jan Hubicka <jh@suse.cz>
5037 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5039 2009-04-11 Richard Guenther <rguenther@suse.de>
5042 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5043 return variables as TREE_ADDRESSABLE.
5045 2009-04-11 Richard Guenther <rguenther@suse.de>
5047 PR tree-optimization/39713
5048 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5049 reference trees have SSA_NAME operands.
5051 2009-04-11 Richard Guenther <rguenther@suse.de>
5054 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5055 address expressions.
5057 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5059 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5060 match changes in Cygwin 1.7
5061 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5062 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5064 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5066 PR tree-optimization/39701
5067 * doc/invoke.texi (Optimization Options): Document change in
5068 meaning and initialization of -fdelete-null-pointer-checks.
5070 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5073 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5075 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5078 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5080 2009-04-10 Chao-ying Fu <fu@mips.com>
5082 * doc/tm.texi (Instruction Output): Document
5083 TARGET_ASM_FINAL_POSTSCAN_INSN.
5084 * target.h (final_postscan_insn): New field in asm_out.
5085 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5086 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5087 * final.c (final_scan_insn): Call
5088 targetm.asm_out.final_postscan_insn after outputting
5089 an asm macro and a normal instruction.
5091 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5092 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5093 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5094 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5095 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5097 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5100 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5101 variables as non-NULL even with -fdelete-null-pointer-checks.
5103 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5105 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5107 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5110 * config/i386/i386.c (classify_argument): Handle SCmode with
5111 (bit_offset % 64) != 0.
5113 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5115 * doc/invoke.texi (Optimize Options): Add cross-reference to
5116 -Q --help=optimizers examples.
5118 2009-04-10 Ben Elliston <bje@au.ibm.com>
5121 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5122 regalign for the reg == fpr and TDmode case.
5124 2009-04-09 David Ayers <ayers@fsfe.org>
5127 * objc/objc-act.c (warn_with_method): Remove helper function.
5128 (check_duplicates): Call warning and inform directly.
5129 (really_start_method): Likewise.
5131 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5133 * expmed.c (expand_divmod): Always use a comparison for a division
5134 by a large unsigned integer.
5136 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5137 for things others than variables or functions as nonzero.
5139 2009-04-09 Nick Clifton <nickc@redhat.com>
5141 * unwind-compat.c: Change copyright header to refer to version
5142 3 of the GNU General Public License with version 3.1 of the
5143 GCC Runtime Library Exception and to point readers at the
5144 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5145 * config/alpha/crtfastmath.c: Likewise.
5146 * config/alpha/linux-unwind.h: Likewise.
5147 * config/alpha/qrnnd.asm: Likewise.
5148 * config/alpha/vms-crt0-64.c: Likewise.
5149 * config/alpha/vms-crt0.c: Likewise.
5150 * config/alpha/vms-dwarf2.asm: Likewise.
5151 * config/alpha/vms-dwarf2eh.asm: Likewise.
5152 * config/alpha/vms-psxcrt0-64.c: Likewise.
5153 * config/alpha/vms-psxcrt0.c: Likewise.
5154 * config/alpha/vms_tramp.asm: Likewise.
5155 * config/arc/initfini.c: Likewise.
5156 * config/arc/lib1funcs.asm: Likewise.
5157 * config/arm/bpabi-v6m.S: Likewise.
5158 * config/arm/bpabi.S: Likewise.
5159 * config/arm/bpabi.c: Likewise.
5160 * config/arm/crti.asm: Likewise.
5161 * config/arm/crtn.asm: Likewise.
5162 * config/arm/ieee754-df.S: Likewise.
5163 * config/arm/ieee754-sf.S: Likewise.
5164 * config/arm/lib1funcs.asm: Likewise.
5165 * config/arm/libunwind.S: Likewise.
5166 * config/arm/linux-atomic.c: Likewise.
5167 * config/arm/mmintrin.h: Likewise.
5168 * config/arm/pr-support.c: Likewise.
5169 * config/arm/unaligned-funcs.c: Likewise.
5170 * config/arm/unwind-arm.c: Likewise.
5171 * config/arm/unwind-arm.h: Likewise.
5172 * config/avr/libgcc.S: Likewise.
5173 * config/bfin/crti.s: Likewise.
5174 * config/bfin/crtlibid.s: Likewise.
5175 * config/bfin/crtn.s: Likewise.
5176 * config/bfin/lib1funcs.asm: Likewise.
5177 * config/bfin/linux-unwind.h: Likewise.
5178 * config/cris/arit.c: Likewise.
5179 * config/cris/cris_abi_symbol.c: Likewise.
5180 * config/darwin-64.c: Likewise.
5181 * config/darwin-crt2.c: Likewise.
5182 * config/darwin-crt3.c: Likewise.
5183 * config/darwin.h: Likewise.
5184 * config/dbxelf.h: Likewise.
5185 * config/dfp-bit.c: Likewise.
5186 * config/dfp-bit.h: Likewise.
5187 * config/elfos.h: Likewise.
5188 * config/fixed-bit.c: Likewise.
5189 * config/fixed-bit.h: Likewise.
5190 * config/fp-bit.c: Likewise.
5191 * config/fp-bit.h: Likewise.
5192 * config/fr30/crti.asm: Likewise.
5193 * config/fr30/crtn.asm: Likewise.
5194 * config/fr30/lib1funcs.asm: Likewise.
5195 * config/freebsd-spec.h: Likewise.
5196 * config/frv/cmovd.c: Likewise.
5197 * config/frv/cmovh.c: Likewise.
5198 * config/frv/cmovw.c: Likewise.
5199 * config/frv/frvbegin.c: Likewise.
5200 * config/frv/frvend.c: Likewise.
5201 * config/frv/lib1funcs.asm: Likewise.
5202 * config/glibc-stdint.h: Likewise.
5203 * config/h8300/clzhi2.c: Likewise.
5204 * config/h8300/crti.asm: Likewise.
5205 * config/h8300/crtn.asm: Likewise.
5206 * config/h8300/ctzhi2.c: Likewise.
5207 * config/h8300/fixunssfsi.c: Likewise.
5208 * config/h8300/lib1funcs.asm: Likewise.
5209 * config/h8300/parityhi2.c: Likewise.
5210 * config/h8300/popcounthi2.c: Likewise.
5211 * config/i386/ammintrin.h: Likewise.
5212 * config/i386/att.h: Likewise.
5213 * config/i386/avxintrin.h: Likewise.
5214 * config/i386/biarch64.h: Likewise.
5215 * config/i386/bmmintrin.h: Likewise.
5216 * config/i386/cpuid.h: Likewise.
5217 * config/i386/cross-stdarg.h: Likewise.
5218 * config/i386/crtfastmath.c: Likewise.
5219 * config/i386/crtprec.c: Likewise.
5220 * config/i386/cygming-crtbegin.c: Likewise.
5221 * config/i386/cygming-crtend.c: Likewise.
5222 * config/i386/cygwin.asm: Likewise.
5223 * config/i386/emmintrin.h: Likewise.
5224 * config/i386/gmm_malloc.h: Likewise.
5225 * config/i386/gthr-win32.c: Likewise.
5226 * config/i386/i386.h: Likewise.
5227 * config/i386/immintrin.h: Likewise.
5228 * config/i386/linux-unwind.h: Likewise.
5229 * config/i386/linux64.h: Likewise.
5230 * config/i386/mm3dnow.h: Likewise.
5231 * config/i386/mmintrin-common.h: Likewise.
5232 * config/i386/mmintrin.h: Likewise.
5233 * config/i386/nmmintrin.h: Likewise.
5234 * config/i386/pmm_malloc.h: Likewise.
5235 * config/i386/pmmintrin.h: Likewise.
5236 * config/i386/smmintrin.h: Likewise.
5237 * config/i386/sol2-c1.asm: Likewise.
5238 * config/i386/sol2-ci.asm: Likewise.
5239 * config/i386/sol2-cn.asm: Likewise.
5240 * config/i386/sol2-gc1.asm: Likewise.
5241 * config/i386/tmmintrin.h: Likewise.
5242 * config/i386/unix.h: Likewise.
5243 * config/i386/w32-unwind.h: Likewise.
5244 * config/i386/wmmintrin.h: Likewise.
5245 * config/i386/x86-64.h: Likewise.
5246 * config/i386/x86intrin.h: Likewise.
5247 * config/i386/xmmintrin.h: Likewise.
5248 * config/ia64/crtbegin.asm: Likewise.
5249 * config/ia64/crtend.asm: Likewise.
5250 * config/ia64/crtfastmath.c: Likewise.
5251 * config/ia64/crti.asm: Likewise.
5252 * config/ia64/crtn.asm: Likewise.
5253 * config/ia64/fde-glibc.c: Likewise.
5254 * config/ia64/lib1funcs.asm: Likewise.
5255 * config/ia64/linux-unwind.h: Likewise.
5256 * config/ia64/quadlib.c: Likewise.
5257 * config/ia64/unwind-ia64.c: Likewise.
5258 * config/linux.h: Likewise.
5259 * config/m32c/m32c-lib1.S: Likewise.
5260 * config/m32c/m32c-lib2-trapv.c: Likewise.
5261 * config/m32c/m32c-lib2.c: Likewise.
5262 * config/m32r/initfini.c: Likewise.
5263 * config/m68hc11/larith.asm: Likewise.
5264 * config/m68hc11/m68hc11-crt0.S: Likewise.
5265 * config/m68k/cf.md: Likewise.
5266 * config/m68k/crti.s: Likewise.
5267 * config/m68k/crtn.s: Likewise.
5268 * config/m68k/lb1sf68.asm: Likewise.
5269 * config/m68k/linux-unwind.h: Likewise.
5270 * config/mcore/crti.asm: Likewise.
5271 * config/mcore/crtn.asm: Likewise.
5272 * config/mcore/lib1.asm: Likewise.
5273 * config/mips/linux-unwind.h: Likewise.
5274 * config/mips/loongson.h: Likewise.
5275 * config/mips/mips16.S: Likewise.
5276 * config/mmix/crti.asm: Likewise.
5277 * config/mmix/crtn.asm: Likewise.
5278 * config/pa/fptr.c: Likewise.
5279 * config/pa/hpux-unwind.h: Likewise.
5280 * config/pa/lib2funcs.asm: Likewise.
5281 * config/pa/linux-atomic.c: Likewise.
5282 * config/pa/linux-unwind.h: Likewise.
5283 * config/pa/milli64.S: Likewise.
5284 * config/pa/quadlib.c: Likewise.
5285 * config/pa/stublib.c: Likewise.
5286 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5287 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5288 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5289 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5290 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5291 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5292 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5293 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5294 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5295 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5296 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5297 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5298 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5299 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5300 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5301 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5302 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5303 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5304 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5305 * config/rs6000/750cl.h: Likewise.
5306 * config/rs6000/altivec.h: Likewise.
5307 * config/rs6000/biarch64.h: Likewise.
5308 * config/rs6000/crtresfpr.asm: Likewise.
5309 * config/rs6000/crtresgpr.asm: Likewise.
5310 * config/rs6000/crtresxfpr.asm: Likewise.
5311 * config/rs6000/crtresxgpr.asm: Likewise.
5312 * config/rs6000/crtsavfpr.asm: Likewise.
5313 * config/rs6000/crtsavgpr.asm: Likewise.
5314 * config/rs6000/darwin-asm.h: Likewise.
5315 * config/rs6000/darwin-fallback.c: Likewise.
5316 * config/rs6000/darwin-fpsave.asm: Likewise.
5317 * config/rs6000/darwin-ldouble.c: Likewise.
5318 * config/rs6000/darwin-tramp.asm: Likewise.
5319 * config/rs6000/darwin-unwind.h: Likewise.
5320 * config/rs6000/darwin-vecsave.asm: Likewise.
5321 * config/rs6000/darwin-world.asm: Likewise.
5322 * config/rs6000/e500crtres32gpr.asm: Likewise.
5323 * config/rs6000/e500crtres64gpr.asm: Likewise.
5324 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5325 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5326 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5327 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5328 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5329 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5330 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5331 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
5332 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
5333 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
5334 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
5335 * config/rs6000/eabi-ci.asm: Likewise.
5336 * config/rs6000/eabi-cn.asm: Likewise.
5337 * config/rs6000/eabi.asm: Likewise.
5338 * config/rs6000/linux-unwind.h: Likewise.
5339 * config/rs6000/linux64.h: Likewise.
5340 * config/rs6000/paired.h: Likewise.
5341 * config/rs6000/paired.md: Likewise.
5342 * config/rs6000/ppc64-fp.c: Likewise.
5343 * config/rs6000/ppu_intrinsics.h: Likewise.
5344 * config/rs6000/rs6000.h: Likewise.
5345 * config/rs6000/si2vmx.h: Likewise.
5346 * config/rs6000/sol-ci.asm: Likewise.
5347 * config/rs6000/sol-cn.asm: Likewise.
5348 * config/rs6000/spe.h: Likewise.
5349 * config/rs6000/spu2vmx.h: Likewise.
5350 * config/rs6000/sysv4.h: Likewise.
5351 * config/rs6000/tramp.asm: Likewise.
5352 * config/rs6000/vec_types.h: Likewise.
5353 * config/s390/linux-unwind.h: Likewise.
5354 * config/s390/tpf-unwind.h: Likewise.
5355 * config/score/crti.asm: Likewise.
5356 * config/score/crtn.asm: Likewise.
5357 * config/sh/crt1.asm: Likewise.
5358 * config/sh/crti.asm: Likewise.
5359 * config/sh/crtn.asm: Likewise.
5360 * config/sh/divtab-sh4-300.c: Likewise.
5361 * config/sh/divtab-sh4.c: Likewise.
5362 * config/sh/divtab.c: Likewise.
5363 * config/sh/lib1funcs-4-300.asm: Likewise.
5364 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
5365 * config/sh/lib1funcs.asm: Likewise.
5366 * config/sh/lib1funcs.h: Likewise.
5367 * config/sh/linux-atomic.asm: Likewise.
5368 * config/sh/linux-unwind.h: Likewise.
5369 * config/sh/shmedia.h: Likewise.
5370 * config/sh/sshmedia.h: Likewise.
5371 * config/sh/ushmedia.h: Likewise.
5372 * config/sparc/crtfastmath.c: Likewise.
5373 * config/sparc/linux-unwind.h: Likewise.
5374 * config/sparc/sol2-c1.asm: Likewise.
5375 * config/sparc/sol2-ci.asm: Likewise.
5376 * config/sparc/sol2-cn.asm: Likewise.
5377 * config/spu/divmodti4.c: Likewise.
5378 * config/spu/divv2df3.c: Likewise.
5379 * config/spu/float_disf.c: Likewise.
5380 * config/spu/float_unsdidf.c: Likewise.
5381 * config/spu/float_unsdisf.c: Likewise.
5382 * config/spu/float_unssidf.c: Likewise.
5383 * config/spu/mfc_multi_tag_release.c: Likewise.
5384 * config/spu/mfc_multi_tag_reserve.c: Likewise.
5385 * config/spu/mfc_tag_release.c: Likewise.
5386 * config/spu/mfc_tag_reserve.c: Likewise.
5387 * config/spu/mfc_tag_table.c: Likewise.
5388 * config/spu/multi3.c: Likewise.
5389 * config/spu/spu_internals.h: Likewise.
5390 * config/spu/spu_intrinsics.h: Likewise.
5391 * config/spu/spu_mfcio.h: Likewise.
5392 * config/spu/vec_types.h: Likewise.
5393 * config/spu/vmx2spu.h: Likewise.
5394 * config/stormy16/stormy16-lib2.c: Likewise.
5395 * config/svr4.h: Likewise.
5396 * config/sync.c: Likewise.
5397 * config/v850/lib1funcs.asm: Likewise.
5398 * config/vxlib-tls.c: Likewise.
5399 * config/vxlib.c: Likewise.
5400 * config/vxworks-dummy.h: Likewise.
5401 * config/xtensa/crti.asm: Likewise.
5402 * config/xtensa/crtn.asm: Likewise.
5403 * config/xtensa/ieee754-df.S: Likewise.
5404 * config/xtensa/ieee754-sf.S: Likewise.
5405 * config/xtensa/lib1funcs.asm: Likewise.
5406 * config/xtensa/lib2funcs.S: Likewise.
5407 * config/xtensa/linux-unwind.h: Likewise.
5408 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
5409 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
5410 * coretypes.h: Likewise.
5411 * crtstuff.c: Likewise.
5412 * defaults.h: Likewise.
5413 * dwarf2.h: Likewise.
5414 * emutls.c: Likewise.
5415 * gbl-ctors.h: Likewise.
5416 * gcov-io.h: Likewise.
5417 * ginclude/float.h: Likewise.
5418 * ginclude/iso646.h: Likewise.
5419 * ginclude/stdarg.h: Likewise.
5420 * ginclude/stdbool.h: Likewise.
5421 * ginclude/stddef.h: Likewise.
5422 * ginclude/stdfix.h: Likewise.
5423 * ginclude/stdint-gcc.h: Likewise.
5424 * ginclude/tgmath.h: Likewise.
5425 * gthr-aix.h: Likewise.
5426 * gthr-dce.h: Likewise.
5427 * gthr-gnat.c: Likewise.
5428 * gthr-gnat.h: Likewise.
5429 * gthr-lynx.h: Likewise.
5430 * gthr-mipssde.h: Likewise.
5431 * gthr-nks.h: Likewise.
5432 * gthr-posix.c: Likewise.
5433 * gthr-posix.h: Likewise.
5434 * gthr-posix95.h: Likewise.
5435 * gthr-rtems.h: Likewise.
5436 * gthr-single.h: Likewise.
5437 * gthr-solaris.h: Likewise.
5438 * gthr-tpf.h: Likewise.
5439 * gthr-vxworks.h: Likewise.
5440 * gthr-win32.h: Likewise.
5442 * libgcc2.c: Likewise.
5443 * libgcc2.h: Likewise.
5444 * libgcov.c: Likewise.
5445 * tsystem.h: Likewise.
5446 * typeclass.h: Likewise.
5447 * unwind-c.c: Likewise.
5448 * unwind-compat.h: Likewise.
5449 * unwind-dw2-fde-compat.c: Likewise.
5450 * unwind-dw2-fde-darwin.c: Likewise.
5451 * unwind-dw2-fde-glibc.c: Likewise.
5452 * unwind-dw2-fde.c: Likewise.
5453 * unwind-dw2-fde.h: Likewise.
5454 * unwind-dw2.c: Likewise.
5455 * unwind-dw2.h: Likewise.
5456 * unwind-generic.h: Likewise.
5457 * unwind-pe.h: Likewise.
5458 * unwind-sjlj.c: Likewise.
5459 * unwind.inc: Likewise.
5460 * config/arm/neon-gen.ml: Change generated copyright header to
5461 refer to version 3 of the GNU General Public License with
5462 version 3.1 of the GCC Runtime Library Exception and to point
5463 readers at the COPYING3 and COPYING3.RUNTIME files and the
5464 FSF's license web page.
5465 * config/arm/arm_neon.h: Regenerate.
5467 2009-04-09 Jakub Jelinek <jakub@redhat.com>
5469 * config/cris/cris.md: Change copyright header to refer to version
5470 3 of the GNU General Public License.
5471 * doc/install.texi2html: Change copyright header to refer to version
5472 3 of the GNU General Public License and to point readers at the
5473 COPYING3 file and the FSF's license web page.
5474 * config/vax/linux.h: Likewise.
5476 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5478 * config/i386/i386.md (cmpcc): New.
5479 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
5480 (sync_compare_and_swap_cc*): Delete.
5482 * config/s390/s390.c (s390_compare_emitted): Remove.
5483 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
5484 s390_compare_emitted used to be handled. Assert that modes match.
5485 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
5486 refer to sync_compare_and_swap_ccsi.
5487 * config/s390/s390.h (s390_compare_emitted): Remove.
5488 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
5489 instead of s390_compare_emitted.
5490 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
5491 instead of s390_compare_emitted.
5492 * config/s390/s390.md (cmpcc): New.
5493 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
5494 CC_REGNUM, do not pretend it's set.
5495 (sync_compare_and_swap_cc*): Delete.
5496 * config/s390/predicates.md (cc_reg_operand): New.
5498 * expr.c (sync_compare_and_swap_cc): Delete.
5499 * optabs.h (sync_compare_and_swap_cc): Delete.
5500 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
5501 is being used with can_compare_p.
5502 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
5504 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
5505 look for a MODE_CC set instead. Use emit_store_flag.
5506 (expand_compare_and_swap_loop): Likewise, with some additional
5507 complication to avoid a force_reg when useless. Use
5508 emit_cmp_and_jump_insns.
5509 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
5510 * doc/md.texi (sync_compare_and_swap_cc): Merge with
5511 sync_compare_and_swap documentation.
5513 2009-04-09 Jan Hubicka <jh@suse.cz>
5515 * except.c (find_prev_try): Break out from ....
5516 (duplicate_eh_regions): ... here; properly update prev_try pointers
5517 when duplication part of tree.
5518 (dump_eh_tree): Improve dumping.
5519 (verify_eh_region): New.
5520 (verify_eh_tree): Use it.
5522 2009-04-06 Richard Guenther <rguenther@suse.de>
5524 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
5525 &ARRAY addresses by adjusting their types and prepending
5527 * tree-cfg.c (verify_gimple_assign_single): Verify that
5528 addresses are correct.
5530 2009-04-09 Richard Guenther <rguenther@suse.de>
5532 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
5533 indices into an array reference if possible.
5534 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5535 Fold POINTER_PLUS_EXPR statements with invariant address.
5537 2009-04-09 Alan Modra <amodra@bigpond.net.au>
5540 * config.gcc (powerpc64-*-linux*): Always build biarch.
5542 2009-04-09 Joseph Myers <joseph@codesourcery.com>
5545 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
5546 it and pedwarn if this results in an INTEGER_CST.
5548 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5550 * doc/install.texi: Update minimum GMP version. Remove obsolete
5551 text in MPFR section.
5553 2009-04-08 Jakub Jelinek <jakub@redhat.com>
5555 * dwarf2out.c (class_scope_p): New static inline.
5556 (class_or_namespace_scope_p): Use it.
5557 (gen_variable_die): Use DW_TAG_member tag for static data member
5558 declarations instead of DW_TAG_variable.
5561 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
5564 2009-04-08 Richard Guenther <rguenther@suse.de>
5566 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
5567 valueize random data.
5569 2009-04-08 David Edelsohn <edelsohn@gnu.org>
5571 * config.gcc (aix tm_file): Add aix-stdint.h.
5572 (aix tm clause use_gcc_stdint): Set to wrap.
5573 * config/rs6000/aix-stdint.h: New file.
5575 2009-04-08 Richard Guenther <rguenther@suse.de>
5578 * tree-dfa.c (add_referenced_var): Do not recurse into
5579 global initializers.
5580 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
5582 (fold_const_aggregate_ref): Likewise.
5584 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5586 * recog.c (ordered_comparison_operator): New.
5587 * gensupport.c (std_preds): Add it.
5588 * doc/md.texi (Machine-Independent Predicates): Document it.
5590 2009-04-08 Jan Hubicka <jh@suse.cz>
5592 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
5593 * function.h (rtl_eh): Remove exception_handler_label_map.
5594 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
5595 remove_exception_handler_label, for_each_eh_label_1): Remove.
5596 (rtl_remove_unreachable_regions): Remove.
5597 (convert_from_eh_region_ranges): Do not remove unreachable regions.
5598 (find_exception_handler_labels): Don't build the hashtable.
5599 (maybe_remove_eh_handler): Remove.
5600 (for_each_eh_label): Rewrite to walk the tree.
5601 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
5602 * except.h (maybe_remove_eh_handler): Remove.
5603 * passes.c (init_optimization_passes): Schedule second EH cleanup
5605 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
5606 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
5608 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5610 * genoutput.c (validate_optab_operands): New.
5611 (gen_insn, gen_expand): Call it.
5613 * genflags.c (gen_insn): Detect misused iterators.
5614 (main): Pass line_no to gen_insn, exit with status 1 on error.
5616 * genextract.c (line_no): Make global.
5617 (VEC_safe_set_locstr): Change assertion to error message.
5618 (main): Exit with status 1 on error.
5620 2009-04-08 Joseph Myers <joseph@codesourcery.com>
5624 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5625 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5626 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
5627 * c-convert.c (convert): Do not call fold on results of conversion
5628 functions when the result is a C_MAYBE_CONST_EXPR.
5629 * c-parser.c (c_parser_postfix_expression): Do not fold condition
5630 of __builtin_choose_expr.
5631 * c-typeck.c (remove_c_maybe_const_expr): New.
5632 (build_unary_op, build_conditional_expr, build_compound_expr,
5633 build_binary_op, c_objc_common_truthvalue_conversion): Call
5634 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
5637 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
5639 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
5640 CODE to produce a new one. Add a prototype to use fold_convert_const
5642 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
5645 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
5646 mix declarations and code.
5648 2009-04-08 Ben Elliston <bje@au.ibm.com>
5650 * gcc.c: Replace `CC' with `GCC' throughout.
5652 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
5654 * doc/invoke.texi: Document Atom support.
5656 2009-04-07 Jason Merrill <jason@redhat.com>
5659 * c-common.h, c-common.c: Add flag_pretty_templates.
5660 * c-opts.c (c_common_handle_option): Set it.
5661 * c.opt: Add -fno-pretty-templates.
5662 * doc/invoke.texi (C++ Dialect Options): Likewise.
5664 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
5666 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
5667 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
5668 (ia64_expand_builtin): Likewise.
5670 2009-04-07 Martin Jambor <mjambor@suse.cz>
5672 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
5673 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
5674 ADDR_EXPRS are include too.
5676 2009-04-07 Richard Guenther <rguenther@suse.de>
5678 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
5679 decls are only used if passes as parameters or if they are
5680 local statics and the call is not to a builtin.
5681 (call_may_clobber_ref_p_1): Likewise.
5683 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5685 * expr.c (do_store_flag): Remove last argument. Simplify code
5686 to avoid duplication of tests already done by can_compare_p.
5687 (expand_expr_real_1): Adjust caller.
5689 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5691 * optabs.c (can_compare_p): Test the predicate of a
5692 cbranch and cstore pattern.
5694 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5696 * expr.c (convert_move): Use emit_store_flag instead of
5699 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5701 * config/i386/i386.c (ix86_compare_emitted): Remove.
5702 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
5703 ix86_compare_op0 like ix86_compare_emitted used to be handled.
5704 * config/i386/i386.h (ix86_compare_emitted): Remove.
5705 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
5706 instead of ix86_compare_emitted.
5707 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
5709 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
5711 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
5712 Add t-sysroot-suffix to tmake_file.
5713 * config/print-sysroot-suffix.sh: New file.
5714 * config/t-sysroot-suffix: New file.
5716 2009-04-07 Ben Elliston <bje@au.ibm.com>
5718 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
5719 as the latter produces a warning when the target does not support
5722 2009-04-07 Ben Elliston <bje@au.ibm.com>
5724 * dfp.c: Replace type punning assignments with memcpy throughout.
5725 * Makefile.in (dfp.o-warn): Remove.
5727 2009-04-07 Alan Modra <amodra@bigpond.net.au>
5730 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
5731 Include soft-fp/t-softfp after rs6000/t-linux64.
5733 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
5735 * stor-layout.c (set_sizetype): Use the full precision of their
5736 machine mode for bitsize types.
5738 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
5740 * config/i386/i386.md: Revert 2 accidental checkins.
5742 2009-04-06 Joey Ye <joey.ye@intel.com>
5743 Xuepeng Guo <xuepeng.guo@intel.com>
5744 H.J. Lu <hongjiu.lu@intel.com>
5746 Atom pipeline model, tuning and insn selection.
5747 * config.gcc (atom): Add atom config options and target.
5749 * config/i386/atom.md: New.
5751 * config/i386/i386.c (atom_cost): New cost.
5752 (m_ATOM): New macro flag.
5753 (initial_ix86_tune_features): Set m_ATOM.
5754 (x86_accumulate_outgoing_args): Likewise.
5755 (x86_arch_always_fancy_math_387): Likewise.
5756 (processor_target): Add Atom cost.
5757 (cpu_names): Add Atom cpu name.
5758 (override_options): Set Atom ISA.
5759 (ix86_issue_rate): New case PROCESSOR_ATOM.
5760 (ix86_adjust_cost): Likewise.
5762 * config/i386/i386.h (TARGET_ATOM): New target macro.
5763 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
5764 (TARGET_OPT_AGU): New target option.
5765 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
5766 (processor_type): Add PROCESSOR_ATOM.
5768 * config/i386/i386.md (cpu): Add new value "atom".
5769 (use_carry, movu): New attr.
5770 (atom.md): Include atom.md.
5771 (adddi3_carry_rex64): Set attr "use_carry".
5772 (addqi3_carry): Likewise.
5773 (addhi3_carry): Likewise.
5774 (addsi3_carry): Likewise.
5775 (*addsi3_carry_zext): Likewise.
5776 (subdi3_carry_rex64): Likewise.
5777 (subqi3_carry): Likewise.
5778 (subhi3_carry): Likewise.
5779 (subsi3_carry): Likewise.
5780 (x86_movdicc_0_m1_rex64): Likewise.
5781 (*x86_movdicc_0_m1_se): Likewise.
5782 (x86_movsicc_0_m1): Likewise.
5783 (*x86_movsicc_0_m1_se): Likewise.
5784 (*adddi_1_rex64): Emit add insn as much as possible.
5785 (*addsi_1): Likewise.
5786 (return_internal): Set atom_unit.
5787 (return_internal_long): Likewise.
5788 (return_pop_internal): Likewise.
5789 (*rcpsf2_sse): Set atom_sse_attr attr.
5790 (*qrt<mode>2_sse): Likewise.
5791 (*prefetch_sse): Likewise.
5793 * config/i386/i386-c.c (ix86_target_macros_internal): New case
5795 (ix86_target_macros_internal): Likewise.
5797 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
5798 (*prefetch_sse_rex): Likewise.
5799 (sse_rcpv4sf2): Likewise.
5800 (sse_vmrcpv4sf2): Likewise.
5801 (sse_sqrtv4sf2): Likewise.
5802 (<sse>_vmsqrt<mode>2): Likewise.
5803 (sse_ldmxcsr): Likewise.
5804 (sse_stmxcsr): Likewise.
5805 (*sse_sfence): Likewise.
5806 (sse2_clflush): Likewise.
5807 (*sse2_mfence): Likewise.
5808 (*sse2_lfence): Likewise.
5809 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
5810 (<sse>_movup<ssemodesuffixf2c>): Likewise.
5811 (avx_movdqu<avxmodesuffix>): Likewise.
5812 (avx_lddqu<avxmodesuffix>): Likewise.
5813 (sse2_movntv2di): Change attr "type" to "ssemov".
5814 (sse2_movntsi): Likewise.
5815 (rsqrtv8sf2): Change attr "type" to "sseadd".
5816 (sse3_addsubv2df3): Set attr "atom_unit".
5817 (sse3_h<plusminus_insn>v4sf3): Likewise.
5818 (*sse2_pmaddwd): Likewise.
5819 (*vec_extractv2di_1_rex64): Likewise.
5820 (*vec_extractv2di_1_avx): Likewise.
5821 (sse2_psadbw): Likewise.
5822 (ssse3_phaddwv8hi3): Likewise.
5823 (ssse3_phaddwv4hi3): Likewise.
5824 (ssse3_phadddv4si3): Likewise.
5825 (ssse3_phadddv2si3): Likewise.
5826 (ssse3_phaddswv8hi3): Likewise.
5827 (ssse3_phaddswv4hi3): Likewise.
5828 (ssse3_phsubwv8hi3): Likewise.
5829 (ssse3_phsubwv4hi3): Likewise.
5830 (ssse3_phsubdv4si3): Likewise.
5831 (ssse3_phsubdv2si3): Likewise.
5832 (ssse3_phsubswv8hi3): Likewise.
5833 (ssse3_phsubswv4hi3): Likewise.
5834 (ssse3_pmaddubsw128): Likewise.
5835 (sse3_pmaddubsw: Likewise.
5836 (ssse3_palignrti): Likewise.
5837 (ssse3_palignrdi): Likewise.
5839 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
5841 * doc/install.texi (Specific): Fix two cross-references to MinGW.
5843 2009-04-06 Richard Guenther <rguenther@suse.de>
5845 PR tree-optimization/28868
5846 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
5847 of which PHI results we inserted.
5848 (insert_into_preds_of_block): Record inserted PHIs.
5849 (eliminate): Eliminate redundant PHI nodes.
5850 (init_pre): Init inserted_phi_names.
5852 2009-04-06 Richard Guenther <rguenther@suse.de>
5854 PR tree-optimization/39643
5855 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
5856 IMAGPART_EXPRs of complex constants.
5857 (execute_fold_all_builtins): If we folded a call queue
5858 TODO_update_address_taken.
5860 2009-04-06 Jan Hubicka <jh@suse.cz>
5863 * except.c (remove_unreachable_regions): Propagate may_contain_throw
5866 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
5868 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
5870 (ic_invalidate_array): Likewise.
5872 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
5874 * calls.c (emit_library_call_value_1): Fix a problem with parameter
5875 alignment for library calls.
5877 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
5879 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
5880 (mingw32 tm clause use_gcc_stdint): Set to wrap.
5881 * config/i386/mingw-stdint.h: New file.
5883 2009-04-05 Richard Guenther <rguenther@suse.de>
5885 PR tree-optimization/39648
5886 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
5887 our &A vs. &A[0] IL deficiencies.
5889 2009-04-04 Jan Hubicka <jh@suse.cz>
5891 * except.c (sjlj_find_directly_reachable_regions): Be ready for
5892 removed toplevel regions.
5893 (sjlj_mark_call_sites): Likewise.
5895 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
5897 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
5898 (cygwin tm clause use_gcc_stdint): Set to wrap.
5899 * config/i386/cygwin-stdint.h: New file.
5901 2009-04-04 Richard Guenther <rguenther@suse.de>
5903 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
5904 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
5905 single-argument PHIs if we are in loop-closed SSA form.
5906 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
5907 for the pre-condition.
5908 (slpeel_tree_peel_loop_to_edge): Likewise.
5909 (vect_build_loop_niters): Take an optional sequence to append stmts.
5910 (vect_generate_tmps_on_preheader): Likewise.
5911 (vect_do_peeling_for_loop_bound): Take extra guards for the
5913 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
5914 the cost model check.
5915 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
5916 guards if we are going to peel. Do not apply versioning in that case.
5917 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
5918 (vect_do_peeling_for_loop_bound): Likewise.
5919 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
5920 loop bound only record extra pre-conditions, do not apply loop
5923 2009-04-04 Richard Guenther <rguenther@suse.de>
5925 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
5928 2009-04-04 Jan Hubicka <jh@suse.cz>
5930 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
5931 last_basic_block for size of bb->index indexed array.
5932 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
5933 compute_out, link_btr_uses, build_btr_def_use_webs,
5934 build_btr_def_use_webs, migrate_btr_defs): Likewise.
5936 2009-04-04 Jan Hubicka <jh@suse.cz>
5938 * except.c (remove_eh_handler_and_replace): Break out from ...
5939 (remove_eh_handler): ... here.
5940 (bring_to_root): New function.
5941 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
5942 handled ones, bring others to root of tree.
5944 2009-04-04 Jan Hubicka <jh@suse.cz>
5946 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
5947 (all_phis_safe_to_merge): New function.
5948 (update_info): New structure.
5949 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
5950 (cleanup_empty_eh): Update SSA if possible.
5952 2009-04-04 Richard Guenther <rguenther@suse.de>
5954 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
5955 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
5956 (append_vuse): Likewise.
5958 2009-04-04 Jakub Jelinek <jakub@redhat.com>
5960 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
5961 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
5962 instead of REG_UNSAVED for DW_CFA_undefined.
5963 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
5964 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
5967 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
5970 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
5971 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
5972 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
5974 2009-04-04 Richard Guenther <rguenther@suse.de>
5976 PR tree-optimization/8781
5977 PR tree-optimization/37892
5978 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
5979 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
5980 (valueize_refs): Call it for *& valueizations.
5981 (shared_reference_ops_from_ref): Rename to ...
5982 (valueize_shared_reference_ops_from_ref): ... this and valueize.
5983 (shared_reference_ops_from_call): Rename to ...
5984 (valueize_shared_reference_ops_from_call): ... this and valueize.
5985 (vn_reference_lookup): Update.
5986 (visit_reference_op_call): Likewise.
5987 * tree-ssa-pre.c (phi_translate_1): Fold *&.
5988 (eliminate): Value-replace the call address in call statements.
5990 2009-04-04 Richard Guenther <rguenther@suse.de>
5992 PR tree-optimization/39636
5993 * tree-ssa-forwprop.c
5994 (forward_propagate_addr_into_variable_array_index): Check for
5995 GIMPLE_ASSIGN before accessing the rhs code.
5997 2009-04-03 Jason Merrill <jason@redhat.com>
5999 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
6001 2009-04-03 Steve Ellcey <sje@cup.hp.com>
6003 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
6004 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
6005 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
6006 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
6007 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
6008 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6009 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6010 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6011 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6012 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6013 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6014 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6015 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6016 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6017 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6018 Use fr_reg_or_fp01_operand instead of fr_register_operand
6020 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6021 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6022 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6024 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6026 PR rtl-optimization/39607
6027 PR rtl-optimization/39631
6031 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6032 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6033 instead of DF_LR_OUT.
6034 * ira-lives.c (process_bb_node_lives): Ditto.
6035 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6036 instead of DF_LR_{OUT,IN}.
6037 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6038 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6040 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6042 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6043 (execute_lower_omp): Always run but take the short way out if -fopenmp
6045 (gate_lower_omp): Remove, forcing the pass manager to always run the
6046 pass and always set PROP_gimple_lomp.
6047 (pass_lower_omp): Remove gate function.
6048 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6049 PROP_trees. Instead, require it.
6050 * ipa-cp.c (pass_ipa_cp): Likewise.
6051 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6052 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6053 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6054 and PROP_gimple_leh.
6056 2009-04-03 Richard Guenther <rguenther@suse.de>
6059 PR tree-optimization/23940
6060 PR tree-optimization/33237
6063 PR tree-optimization/36201
6064 PR tree-optimization/36230
6065 PR tree-optimization/38049
6066 PR tree-optimization/38207
6067 PR tree-optimization/38230
6068 PR tree-optimization/38301
6069 PR tree-optimization/38585
6071 PR tree-optimization/38985
6072 PR tree-optimization/39299
6073 * tree-ssa-structalias.h: Remove.
6074 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6075 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6076 (struct vuse_element_d): Remove.
6077 (struct vuse_vec_d): Likewise.
6078 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6079 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6080 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6081 VUSE_ELEMENT_VAR): Likewise.
6082 (struct voptype_d): Likewise.
6083 (NUM_VOP_FREE_BUCKETS): Likewise.
6084 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6085 (struct stmt_operands_d): Remove.
6086 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6087 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6088 VDEF_NUM, VDEF_VECT): Likewise.
6089 (copy_virtual_operands): Remove.
6090 (operand_build_cmp): Likewise.
6091 (create_ssa_artificial_load_stmt): Likewise.
6092 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6093 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6094 vuse_index and mayuse_index members. Pack and move done and iter_type
6095 members to the front.
6096 (SSA_OP_VMAYUSE): Remove.
6097 (SSA_OP_VIRTUAL_USES): Adjust.
6098 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6099 (unlink_stmt_vdef): Declare.
6100 (add_to_addressable_set): Remove.
6101 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6102 (vrp_visit_stmt): Likewise.
6103 * doc/tree-ssa.texi (Alias analysis): Update.
6104 * doc/invoke.texi (max-aliased-vops): Remove docs.
6105 (avg-aliased-vops): Likewise.
6106 * tree-into-ssa.c (syms_to_rename): Remove.
6107 (need_to_update_vops_p): Likewise.
6108 (need_to_initialize_update_ssa_p): Rename to ...
6109 (update_ssa_initialized_fn): ... this. Track function we are
6111 (symbol_marked_for_renaming): Simplify.
6112 (add_new_name_mapping): Do not set need_to_update_vops_p.
6113 (dump_currdefs): Use SYMS_TO_RENAME.
6114 (rewrite_update_stmt): Always walk all uses/defs.
6115 (dump_update_ssa): Adjust.
6116 (init_update_ssa): Take function argument. Track what we are
6118 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6119 (create_new_def_for): Initialize for cfun, assert we are initialized
6121 (mark_sym_for_renaming): Simplify.
6122 (mark_set_for_renaming): Do not initialize update-ssa.
6123 (need_ssa_update_p): Simplify. Take function argument.
6124 (name_mappings_registered_p): Assert we ask for the correct function.
6125 (name_registered_for_update_p): Likewise.
6126 (ssa_names_to_replace): Likewise.
6127 (release_ssa_name_after_update_ssa): Likewise.
6128 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6129 (dump_decl_set): Do not print a newline.
6130 (debug_decl_set): Do it here.
6131 (dump_update_ssa): And here.
6132 * tree-ssa-loop-im.c (move_computations): Adjust.
6133 (movement_possibility): Likewise.
6134 (determine_max_movement): Likewise.
6135 (gather_mem_refs_stmt): Likewise.
6136 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6138 * tree-complex.c (update_all_vops): Remove.
6139 (expand_complex_move): Adjust.
6140 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6141 Simplify test for memory referencing statement. Exclude
6142 non-invariant ADDR_EXPRs.
6143 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6144 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6145 (rdg_flag_uses): Likewise.
6146 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6148 (tree_optimize_tail_calls_1): Also split the
6149 edge from the entry block if we have degenerate PHI nodes in
6150 the first basic block.
6151 * tree.c (init_ttree): Remove memory-tag related code.
6152 (tree_code_size): Likewise.
6153 (tree_node_structure): Likewise.
6154 (build7_stat): Re-write to be build6_stat.
6155 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6156 (SSA_VAR_P): Adjust.
6157 (struct tree_memory_tag): Remove.
6158 (struct tree_memory_partition_tag): Likewise.
6159 (union tree_node): Adjust.
6160 (build7): Re-write to be build6.
6161 * tree-pass.h (pass_reset_cc_flags): Remove.
6162 (TODO_update_address_taken): New flag.
6163 (pass_simple_dse): Remove.
6164 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6165 * params.h (MAX_ALIASED_VOPS): Remove.
6166 (AVG_ALIASED_VOPS): Likewise.
6167 * omp-low.c (expand_omp_taskreg): Update SSA form.
6168 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6169 aliases the lhs in a copy stmt.
6170 * tree-ssa-dse.c (struct address_walk_data): Remove.
6171 (memory_ssa_name_same): Likewise.
6172 (memory_address_same): Likewise.
6173 (get_kill_of_stmt_lhs): Likewise.
6174 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6175 unused stores. Look through PHI nodes into post-dominated regions.
6176 (dse_optimize_stmt): Simplify. Properly remove stores.
6177 (tree_ssa_dse): Compute dominators.
6178 (execute_simple_dse): Remove.
6179 (pass_simple_dse): Likewise.
6180 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6181 gimple_loaded_syms and gimple_stored_syms computation.
6182 * toplev.c (dump_memory_report): Dump alias and pta stats.
6183 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6184 (vn_reference_eq): Likewise.
6185 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6186 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6187 valueize_vuses): Remove.
6188 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6189 (get_def_ref_stmt_vuse): ... this.
6190 (vn_reference_lookup_2): New function.
6191 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6192 walking equivalent vuses. Simplify.
6193 (vn_reference_lookup): Likewise.
6194 (vn_reference_insert): Likewise.
6195 (vn_reference_insert_pieces): Likewise.
6196 (visit_reference_op_call): Simplify.
6197 (visit_reference_op_load): Likewise.
6198 (visit_reference_op_store): Likewise.
6199 (init_scc_vn): Remove shared_lookup_vuses initialization.
6200 (free_scc_vn): Remove shared_lookup_vuses freeing.
6201 (sort_vuses, sort_vuses_heap): Remove.
6202 (get_ref_from_reference_ops): Export.
6203 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6204 vector with single vuse pointer.
6205 (vn_reference_lookup_pieces, vn_reference_lookup,
6206 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6207 (shared_vuses_from_stmt): Remove.
6208 (get_ref_from_reference_ops): Declare.
6209 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6210 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6211 memory-tag related code.
6212 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6213 (likely_value): Add comment, skip static-chain of call statements.
6214 (surely_varying_stmt_p): Adjust.
6215 (gimplify_and_update_call_from_tree): Likewise.
6216 (execute_fold_all_builtins): Do not rebuild alias info.
6217 (gimplify_and_update_call_from_tree): Properly update VOPs.
6218 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6219 (copy_ref_info): Remove memory-tag related code.
6220 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6221 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6222 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6224 * tree-ssa-dom.c (gimple_p): Remove typedef.
6225 (eliminate_redundant_computations): Adjust.
6226 (record_equivalences_from_stmt): Likewise.
6227 (avail_expr_hash): Likewise.
6228 (avail_expr_eq): Likewise.
6229 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6230 (stmt_makes_single_load): Likewise.
6231 (stmt_makes_single_store): Likewise.
6232 * tree-ssa-alias.c: Rewrite completely.
6233 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6234 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6235 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6236 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6237 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6238 Remove public functions.
6239 (pass_reset_cc_flags): Remove.
6240 (pass_build_alias): Move ...
6241 * tree-ssa-structalias.c (pass_build_alias): ... here.
6242 * tree-ssa-alias.c (may_be_aliased): Move ...
6243 * tree-flow-inline.h (may_be_aliased): ... here.
6244 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6245 count_uses_and_derefs): Move ...
6246 * gimple.c: ... here.
6247 * gimple.h (count_uses_and_derefs): Declare.
6248 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6249 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6250 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6251 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6252 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6253 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6254 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6256 * tree-dfa.c (refs_may_alias_p): Move ...
6257 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6258 * tree-ssa-alias.h: New file.
6259 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6260 (statement_sink_location): Likewise.
6261 * opts.c (decode_options): Do not adjust max-aliased-vops or
6262 avg-aliased-vops values.
6263 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6264 (TV_CALL_CLOBBER): Likewise.
6265 (TV_FLOW_SENSITIVE): Likewise.
6266 (TV_FLOW_INSENSITIVE): Likewise.
6267 (TV_MEMORY_PARTITIONING): Likewise.
6268 (TV_ALIAS_STMT_WALK): New timevar.
6269 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6270 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6271 (get_address_description): Remove memory-tag related code.
6272 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6273 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6274 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6275 and immediate uses in statements. Document.
6276 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6277 (dump_symbols): Remove.
6278 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6279 * alias.c (get_deref_alias_set): New function split out from ...
6280 (get_alias_set): ... here.
6281 * alias.h (get_deref_alias_set): Declare.
6282 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6283 type parameter. Remove restrict pointer handling. Create a
6284 ref-all pointer in case type-based alias sets do not conflict.
6285 (vect_analyze_data_refs): Remove SMT related code.
6286 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6287 (vectorizable_load): Likewise.
6288 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6289 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6290 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6291 Ignore vops and SMTs.
6292 (dr_analyze_alias): Likewise..
6293 (free_data_ref): Likewise.
6294 (create_data_ref): Likewise.
6295 (analyze_all_data_dependences): Likewise.
6296 (get_references_in_stmt): Adjust.
6297 * tree-flow-inline.h (gimple_aliases_computed_p,
6298 gimple_addressable_vars, gimple_call_clobbered_vars,
6299 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6300 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6301 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6302 gimple_mem_ref_stats): Remove.
6303 (gimple_vop): New function.
6304 (op_iter_next_use): Remove vuses and mayuses cases.
6305 (op_iter_next_def): Remove vdefs case.
6306 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6307 (clear_and_done_ssa_iter): Do not set removed fields.
6308 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6309 Assert we are not iterating over vuses or vdefs if not also
6310 iterating over uses or defs.
6311 (op_iter_init_use): Likewise.
6312 (op_iter_init_def): Likewise.
6313 (op_iter_next_vdef): Remove.
6314 (op_iter_next_mustdef): Likewise.
6315 (op_iter_init_vdef): Likewise.
6316 (compare_ssa_operands_equal): Likewise.
6317 (link_use_stmts_after): Handle vuse operand.
6318 (is_call_used): Use is_call_clobbered.
6319 (is_call_clobbered): Global variables are always call clobbered,
6320 query the call-clobbers bitmap.
6321 (mark_call_clobbered): Ignore global variables.
6322 (clear_call_clobbered): Likewise.
6323 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6324 virtual operands sanity check.
6325 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6327 (TARGET_MEM_REF): Remove TMR_TAG operand.
6328 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6329 Remove call-clobber related code.
6330 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6331 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
6332 partitions or escape reason.
6333 (get_single_def_stmt, get_single_def_stmt_from_phi,
6334 get_single_def_stmt_with_phi): Remove.
6335 (dump_referenced_vars): Tidy.
6336 (get_ref_base_and_extent): Allow bare decls.
6337 (collect_dfa_stats): Adjust.
6338 * graphite.c (rename_variables_in_stmt): Adjust.
6339 (graphite_copy_stmts_from_block): Likewise.
6340 (translate_clast): Likewise.
6341 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
6343 (translate_vuse_through_block): Use the oracle.
6344 (phi_translate_1): Adjust.
6345 (value_dies_in_block_x): Use the oracle. Cache the outcome
6347 (valid_in_sets): Check if the VUSE for
6348 a REFERENCE is available.
6349 (eliminate): Do not remove stmts during elimination,
6350 instead queue and remove them afterwards.
6351 (do_pre): Do not rebuild alias info.
6352 (pass_pre): Run TODO_rebuild_alias before PRE.
6353 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
6354 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
6355 (mark_all_v_defs_stmt): Remove.
6356 (mark_all_v_defs_seq): Adjust.
6357 (sra_replace): Likewise.
6358 (scalarize_use): Likewise.
6359 (scalarize_copy): Likewise.
6360 (scalarize_init): Likewise.
6361 (scalarize_ldst): Likewise.
6362 (todoflags): Remove.
6363 (tree_sra): Do not rebuild alias info.
6364 (tree_sra_early): Adjust.
6365 (pass_sra): Run TODO_update_address_taken before SRA.
6366 * tree-predcom.c (set_alias_info): Remove.
6367 (prepare_initializers_chain): Do not call it.
6368 (mark_virtual_ops_for_renaming): Adjust.
6369 (mark_virtual_ops_for_renaming_list): Remove.
6370 (initialize_root_vars): Adjust.
6371 (initialize_root_vars_lm): Likewise.
6372 (prepare_initializers_chain): Likewise.
6373 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
6374 (may_propagate_copy_into_stmt): Likewise.
6375 (merge_alias_info): Do nothing for now.
6376 (propagate_tree_value_into_stmt): Adjust.
6377 (stmt_may_generate_copy): Likewise.
6378 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
6379 not mark symbols for renaming.
6380 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
6381 with the same statement, make sure to update the new pointed-to one.
6382 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
6383 call statements, do not mark symbols for renaming.
6384 (mark_operand_necessary): Dump something.
6385 (ref_may_be_aliased): New function.
6386 (mark_aliased_reaching_defs_necessary_1): New helper function.
6387 (mark_aliased_reaching_defs_necessary): Likewise.
6388 (mark_all_reaching_defs_necessary_1): Likewise.
6389 (mark_all_reaching_defs_necessary): Likewise.
6390 (propagate_necessity): Do not process virtual PHIs. For
6391 non-aliased loads mark all reaching definitions as necessary.
6392 For aliased loads and stores mark the immediate dominating
6393 aliased clobbers as necessary.
6394 (visited): New global static.
6395 (perform_tree_ssa_dce): Free visited bitmap after propagating
6397 (remove_dead_phis): Perform simple dead virtual PHI removal.
6398 (remove_dead_stmt): Properly unlink virtual operands when
6400 (eliminate_unnecessary_stmts): Schedule PHI removal after
6402 * tree-ssa-ter.c (is_replaceable_p): Adjust.
6403 (process_replaceable): Likewise.
6404 (find_replaceable_in_bb): Likewise.
6405 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
6406 based on the single gimple vop.
6407 (verify_flow_insensitive_alias_info): Remove.
6408 (verify_flow_sensitive_alias_info): Likewise.
6409 (verify_call_clobbering): Likewise.
6410 (verify_memory_partitions): Likewise.
6411 (verify_alias_info): Likewise.
6412 (verify_ssa): Adjust..
6413 (execute_update_addresses_taken): Export. Update SSA
6414 manually. Optimize only when optimizing. Use a local bitmap.
6415 (pass_update_address_taken): Remove TODO_update_ssa, add
6417 (pass_update_address_taken): Just use TODO_update_address_taken.
6418 (init_tree_ssa): Do not initialize addressable_vars.
6419 (verify_ssa): Verify new VUSE / VDEF properties.
6420 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
6421 Do not call verify_alias_info.
6422 (delete_tree_ssa): Clear the VUSE, VDEF operands.
6423 Do not free the loaded and stored syms bitmaps. Reset the escaped
6424 and callused solutions. Do not free addressable_vars.
6425 Remove memory-tag related code.
6426 (warn_uninitialized_var): Aliases are always available.
6427 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
6428 * lambda-code.c (can_put_in_inner_loop): Adjust.
6429 (can_put_after_inner_loop): Likewise.
6430 (perfect_nestify): Likewise.
6431 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
6432 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
6433 (vectorizable_conversion): Do not mark symbols for renaming.
6434 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
6435 (expand_call_inline): Unlink the calls virtual operands before
6437 (tree_function_versioning): Do not call update_ssa if we are not
6438 updating clones. Simplify.
6439 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
6440 (propagate_with_phi): Likewise..
6441 * tree-outof-ssa.c (create_temp): Remove memory tag and call
6442 clobber code. Assert we are not aliased or global.
6443 * tree-flow.h: Include tree-ssa-alias.h
6444 (enum escape_type): Remove.
6445 (struct mem_sym_stats_d): Likewise.
6446 (struct mem_ref_stats_d): Likewise.
6447 (struct gimple_df): Add vop member. Remove global_var,
6448 call_clobbered_vars, call_used_vars, addressable_vars,
6449 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
6450 escaped and callused members.
6451 (struct ptr_info_def): Remove all members, add points-to solution
6453 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
6454 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
6455 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
6456 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
6457 (tree-ssa-alias.o): Likewise.
6458 (toplev.o): Add tree-ssa-alias.h
6459 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
6460 * gimple.c (gimple_set_bb): Fix off-by-one error.
6461 (is_gimple_reg): Do not handle memory tags.
6462 (gimple_copy): Also copy virtual operands.
6463 Delay updating the statement. Do not reset loaded and stored syms.
6464 (gimple_set_stored_syms): Remove.
6465 (gimple_set_loaded_syms): Likewise.
6466 (gimple_call_copy_skip_args): Copy the virtual operands
6467 and mark the new statement modified.
6468 * tree-ssa-structalias.c (may_alias_p): Remove.
6469 (set_uids_in_ptset): Take the alias set to prune with as
6470 parameter. Fold in the alias test of may_alias_p.
6471 (compute_points_to_sets): Compute whether a ptr is dereferenced
6473 (process_constraint): Deal with &ANYTHING on the lhs, reject all
6474 other ADDRESSOF constraints on the lhs.
6475 (get_constraint_for_component_ref): Assert that we don't get
6476 ADDRESSOF constraints from the base of the reference.
6477 Properly generate UNKNOWN_OFFSET for DEREF if needed.
6478 (struct variable_info): Remove collapsed_to member.
6479 (get_varinfo_fc): Remove.
6480 (new_var_info): Do not set collapsed_to.
6481 (dump_constraint): Do not follow cycles.
6482 (dump_constraint_graph): Likewise.
6483 (build_pred_graph): Likewise.
6484 (build_succ_graph): Likewise.
6485 (rewrite_constraints): Likewise.
6486 (do_simple_structure_copy): Remove.
6487 (do_rhs_deref_structure_copy): Remove.
6488 (do_lhs_deref_structure_copy): Remove.
6489 (collapse_rest_of_var): Remove.
6490 (do_structure_copy): Re-implement.
6491 (pta_stats): New global variable.
6492 (dump_pta_stats): New function.
6493 (struct constraint_expr): Make offset signed.
6494 (UNKNOWN_OFFSET): Define special value.
6495 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
6496 (solution_set_expand): New helper function split out from ...
6497 (do_sd_constraint): ... here.
6498 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
6499 (do_ds_constraint): Likewise.
6500 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
6501 and CALLUSED = *CALLUSED.
6502 (set_union_with_increment): Make inc argument signed.
6503 (type_safe): Remove.
6504 (get_constraint_for_ptr_offset): Handle unknown and negative
6506 (first_vi_for_offset): Handle offsets before start. Bail
6507 out early for offsets beyond the variable extent.
6508 (first_or_preceding_vi_for_offset): New function.
6509 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
6510 Together with ESCAPED = *ESCAPED this properly computes reachability.
6511 (find_what_var_points_to): New function.
6512 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
6513 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
6514 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
6515 pt_solutions_intersect): New functions.
6516 (compute_call_used_vars): Remove.
6517 (compute_may_aliases): New main entry into PTA computation.
6518 * gimple.h (gimple_p): New typedef.
6519 (struct gimple_statement_base): Remove references_memory_p.
6520 (struct gimple_statement_with_memory_ops_base): Remove
6521 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
6523 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
6524 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
6525 gimple_set_references_memory): Remove.
6526 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
6527 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
6529 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
6530 (verify_expr): Allow RESULT_DECL.
6531 (gimple_duplicate_bb): Do not copy virtual operands.
6532 (gimple_duplicate_sese_region): Adjust.
6533 (gimple_duplicate_sese_tail): Likewise.
6534 (mark_virtual_ops_in_region): Remove.
6535 (move_sese_region_to_fn): Do not call it.
6536 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
6537 and pass_simple_dse.
6538 (execute_function_todo): Handle TODO_update_address_taken,
6539 call execute_update_addresses_taken for TODO_rebuild_alias.
6540 (execute_todo): Adjust.
6541 (execute_one_pass): Init dump files early.
6542 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
6544 (create_general_new_stmt): Clear vops.
6545 * tree-ssa-reassoc.c (get_rank): Adjust.
6546 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
6547 symbols for renaming.
6548 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
6549 (PARAM_AVG_ALIASED_VOPS): Likewise.
6550 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
6551 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
6552 * tree-ssa-operands.c: Simplify for new virtual operand representation.
6553 (operand_build_cmp, copy_virtual_operands,
6554 create_ssa_artificial_load_stmt, add_to_addressable_set,
6555 gimple_add_to_addresses_taken): Remove public functions.
6556 (unlink_stmt_vdef): New function.
6558 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6560 * config.gcc (powerpc-*-linux*): Merge variants.
6562 2009-04-02 Chao-ying Fu <fu@mips.com>
6563 James Grosbach <james.grosbach@microchip.com>
6565 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
6566 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
6568 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
6569 keep_interrupts_masked_p, use_debug_exception_return_p.
6570 (mips_attribute_table): Add interrupt, use_shadow_register_set,
6571 keep_interrupts_masked, use_debug_exception_return.
6572 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
6573 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
6575 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
6576 (mips_print_operand): Process COP0 registers to print $0 .. $31
6577 correctly for GAS to process.
6578 (mips_interrupt_extra_call_saved_reg_p): New function.
6579 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
6581 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6582 (mips_compute_frame_info): Add supports for interrupt context that
6583 includes doubleword accumulators and COP0 registers.
6584 (mips_for_each_saved_acc): New function.
6585 (mips_for_each_saved_gpr_and_fpr): Change the function name from
6586 mips_for_each_saved_reg.
6587 (mips_save_reg): Save accumulators.
6588 (mips_kernel_reg_p): A new for_each_rtx callback.
6589 (mips_expand_prologue): Support interrupt handlers.
6590 (mips_restore_reg): Restore accumulators.
6591 (mips_expand_epilogue): Support interrupt handlers.
6592 (mips_can_use_return_insn): Return false for interrupt handlers.
6593 (mips_epilogue_uses): New function.
6594 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
6595 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
6596 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
6597 cop0_move): New instructions.
6598 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
6599 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
6601 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
6603 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
6604 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
6605 interrupt handlers, we use K0 as the temporary register.
6606 (EPILOGUE_USES): Change to a function call.
6607 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
6608 handlers, we use K0 as the temporary register.
6610 * doc/extend.texi (Function Attributes): Document interrupt,
6611 use_shadow_register_set, keep_interrupts_masked,
6612 use_debug_exception_return for MIPS attributes.
6614 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6616 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
6617 Remove a number of t-files from tmake_file.
6618 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
6619 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
6620 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
6621 target_prototype, not TARGET_PROTOTYPE.
6622 (LINK_OS_GNU_SPEC): Define.
6623 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
6624 and darwin-ldoubdle.c.
6626 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6629 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
6630 (cpp_options): Ditto.
6631 (default_compilers): Ditto.
6632 (display_help): Ditto.
6633 (process_command): Ditto.
6635 (set_input): Use lbasename instead of duplicate code.
6636 (save_temps_prefix): New static for -save-temps=obj.
6637 (save_temps_length): Ditto.
6639 * doc/invoke.texi (-save-temps=obj): Document new variant to
6642 2009-04-02 Jeff Law <law@redhat.com>
6644 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
6647 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6649 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
6650 * configure: Regenerated.
6652 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6654 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
6655 share the argument list.
6657 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6661 2009-02-12 Diego Novillo <dnovillo@google.com>
6663 * varpool.c (debug_varpool): New.
6664 * cgraph.h (debug_varpool): Declare.
6666 2009-04-02 Jan Hubicka <jh@suse.cz>
6668 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
6671 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6673 * config/i386/i386.c (ix86_abi): Move initialization to ...
6674 (override_options): Here.
6676 2009-04-02 Christian Bruel <christian.bruel@st.com>
6678 * config/sh/sh.c (sh_dwarf_register_span): New function.
6679 (TARGET_DWARF_REGISTER_SPAN): Define.
6680 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
6682 2009-04-02 Ira Rosen <irar@il.ibm.com>
6684 PR tree-optimization/39595
6685 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
6686 interleaved loads group is not greater than the SLP group size.
6688 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6690 * builtins.c (is_builtin_name): New.
6691 (called_as_built_in): Use is_builtin_name.
6692 * tree.h (is_builtin_name): New.
6693 * varasm.c (incorporeal_function_p): Use is_builtin_name
6695 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
6697 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
6699 2009-04-02 Dodji Seketeli <dodji@redhat.com>
6702 * c-decl.c (clone_underlying_type): Move this ...
6703 * c-common.c (set_underlying_type): ... here.
6704 Also, make sure the function properly sets TYPE_STUB_DECL() on
6705 the newly created typedef variant type.
6706 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
6707 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
6710 2009-04-02 Richard Guenther <rguenther@suse.de>
6712 PR tree-optimization/37221
6713 * tree-flow.h (degenerate_phi_result): Declare.
6714 * tree-ssa-dom.c (degenerate_phi_result): Export.
6715 * tree-scalar-evolution.c (analyze_initial_condition): If
6716 the initial condition is defined by a degenerate PHI node
6717 use the degenerate value.
6719 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
6721 PR rtl-optimization/39588
6722 * combine.c (merge_outer_ops): Do not set the constant when this
6724 (simplify_shift_const_1): Do not modify it either in this case.
6726 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
6728 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
6729 tuning is deprecated if -mtune value is set to an Itanium1 variant.
6731 2009-04-01 Janis Johnson <janis187@us.ibm.com>
6734 * c-lex.c (interpret_float): Default (no suffix) is double.
6736 2009-04-1 Xinliang David Li <davidxl@google.com>
6738 * config/i386/i386.c (legitimate_constant_p): Recognize
6739 all one vector constant.
6741 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6743 * config/vax/vax.c: Add #includes to silence warnings.
6744 Change #include order to silence two warnings.
6746 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6748 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
6749 (ASM_SPEC): Pass -k to the assembler for PIC code.
6751 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6753 * config.gcc: Add vax-*-linux* to the switch.
6754 * config/vax/linux.h: New file. (TARGET_VERSION,
6755 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
6757 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6759 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
6760 Use predicate macros instead of GET_CODE() == foo.
6761 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
6762 ashlsi3, rotrsi3, <unnamed>): Likewise.
6764 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6766 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
6767 jbbccihi, jbbccisi): Remova trailing whitespace.
6768 * config/vax/constraints.md: Likewise.
6769 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6770 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
6771 * config/vax/predicates.md: Likewise.
6772 * config/vax/vax.c (print_operand_address, vax_output_int_move,
6773 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
6774 * config/vax/vax.h: Likewise.
6775 * config/vax/vax.md (nonlocal_goto): Likewise.
6777 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6779 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
6780 (indirectable_address_p, adjacent_operands_p): Add spaces around
6782 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
6784 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6786 * config/vax/vax.c (legitimate_constant_address_p,
6787 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
6788 index_term_p, reg_plus_index_p, legitimate_address_p,
6789 vax_mode_dependent_address_p): Update comments to match functions
6790 modified by the recent int->bool conversion.
6792 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6794 * config/vax/builtins.md: Update copyright message.
6795 * config/vax/constraints.md: Likewise.
6796 * config/vax/netbsd-elf.h: Likewise.
6797 * config/vax/predicates.md: Likewise.
6798 * config/vax/vax-protos.h: Likewise.
6799 * config/vax/vax.c: Likewise.
6800 * config/vax/vax.h: Likewise.
6801 * config/vax/vax.md: Likewise.
6802 * config/vax/vax.opt: Likewise.
6804 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6806 * config/vax/builtins.md (ffssi2, ffssi2_internal,
6807 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
6808 * config/vax/constraints.md (B, R): Likewise.
6809 * config/vax/predicates.md (external_memory_operand,
6810 nonimmediate_addsub_di_operand): Likewise.
6811 * config/vax/vax.c (vax_output_int_add): Likewise.
6812 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
6813 untyped_call): Likewise.
6815 2009-04-01 Matt Thomas <matt@3am-software.com>
6817 * config/vax/predicates.md: New file.
6818 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
6819 external_const_operand, nonsymbolic_operand, external_memory_operand,
6820 indirect_memory_operand, indexed_memory_operand,
6821 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
6822 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
6824 * config/vax/constraints.md: New file.
6825 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
6827 * config/vax/builtins.md: New file.
6828 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
6829 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
6831 * config/vax/vax.opt (mqmath): Add option.
6832 * config/vax/vax.md (isfx): Extend with DI.
6833 (VAXintQH, VAXintQHSD): Define.
6834 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
6835 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
6836 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
6837 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
6838 (movdi): Update constraints and use vax_output_int_move().
6839 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
6840 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
6841 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
6842 nonlocal_goto): New.
6843 (mov<mode>): Extend accepted operand types.
6844 (subdi3_old): Rename from subdi3, change update constraints and use
6845 a new implementation.
6846 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
6847 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
6848 MOVE_RATIO, CLEAR_RATIO): Define.
6849 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
6850 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
6851 (PRINT_OPERAND): Redefine using a function instead of inlined code.
6852 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
6853 (split_quadword_operands): Make static and really allow variable
6855 (print_operand_address): Update for PIC generation.
6856 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
6857 indexable_address_p, fixup_mathdi_operand,
6858 vax_expand_addsub_di_operands, adjacent_operands_p): New.
6859 (vax_float_literal, legitimate_constant_p,
6860 indirectable_constant_address_p, index_term_p,
6861 reg_plus_index_p): Return bool instead of int.
6862 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
6864 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
6866 (vax_output_conditional_branch): Indent.
6867 (legitimate_constant_address_p, indirectable_constant_address_p,
6868 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
6869 vax_mode_dependent_address_p): Return bool instead of int, update for
6871 * config/vax/vax-protos.h (legitimate_constant_address_p,
6872 legitimate_constant_p, legitimate_address_p,
6873 vax_mode_dependent_address_p): Change declaration to bool.
6874 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
6875 vax_expand_addsub_di_operands, vax_output_int_subtract,
6876 vax_output_movmemsi): Declare.
6877 (split_quadword_operands, vax_float_literal): Delete declaration.
6878 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
6879 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
6880 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
6881 ASM_OUTPUT_DWARF_PCREL): Define.
6882 (ASM_SPEC): Change definition to allow PIC generation.
6884 2009-04-01 Steve Ellcey <sje@cup.hp.com>
6886 * doc/sourcebuild.texi: Update front-end requirements.
6888 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6891 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
6892 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
6893 (booldi3_internal3): Use boolean_or_operator instead of
6896 2009-04-01 Joseph Myers <joseph@codesourcery.com>
6899 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
6900 declarator whose size is not an integer constant expression but
6901 folds to an integer constant, then treat it as a constant
6904 2009-04-01 Richard Guenther <rguenther@suse.de>
6906 * fold-const.c (fold_plusminus_mult_expr): Do not fold
6907 i * 4 + 2 to (i * 2 + 1) * 2.
6909 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6912 * c-parser.c (c_parser_asm_statement): Skip until close paren and
6913 return if c_parser_asm_string_literal returned NULL.
6915 2009-04-01 Nick Clifton <nickc@redhat.com>
6917 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
6919 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
6920 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
6921 other typedefs to avoid conflicts with libgcc2.c. Define labels
6922 to gain 16-bit bit-manipulation functions from libgcc2.c and then
6924 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
6925 to gain 16-bit trapping arithmetic functions from libgcc2.c and
6928 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
6930 * varasm.c (default_function_rodata_section): Declare DOT as
6933 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
6934 Andrey Galkin <agalkin@hypercom.com>
6937 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
6938 Make object_name unique for each process.
6940 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6943 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
6944 addressable variables in the parallel that could go out of scope while
6945 running queued tasks.
6947 2009-04-01 Anatoly Sokolov <aesok@post.ru>
6949 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
6950 (CASE_VALUES_THRESHOLD): Redefine.
6951 * config/avr/avr.c (avr_override_options): Remove initialization of
6952 avr_case_values_threshold variable.
6953 (avr_case_values_threshold): Remove variable. Add new function.
6954 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
6955 * config/avr/avr.opt (mno-tablejump): Remove option.
6956 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
6958 2009-04-01 DJ Delorie <dj@redhat.com>
6960 * varasm.c (default_function_rodata_section): Don't assume
6961 anything about where the first '.' in the section name is.
6963 2009-04-01 Alan Modra <amodra@bigpond.net.au>
6965 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
6966 rs6000_emit_stack_tie.
6968 2009-03-31 Ian Lance Taylor <iant@google.com>
6970 * tree-eh.c (tree_remove_unreachable_handlers): Compare
6971 gimple_code with GIMPLE_RESX, not RESX.
6973 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6975 * c-common.c (c_get_ident): New.
6976 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
6978 2009-04-01 Ben Elliston <bje@au.ibm.com>
6980 * config/rs6000/sysv4.opt (msdata): Improve option description.
6982 2009-03-31 Steve Ellcey <sje@cup.hp.com>
6984 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
6985 (divdf3_internal_lat): Remove.
6986 (divxf3_internal_lat): Remove.
6987 (divxf3_internal_thr): Remove.
6988 (divxf): Use divxf3_internal.
6989 * config/ia64/div.md (divsf3_internal_lat): New.
6990 (divdf3_internal_lat): New.
6991 (divxf3_internal): New.
6993 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6996 * Makefile.in (USE_GCC_STDINT): Define.
6997 (stmp-int-hdrs): Install stdint.h if applicable.
6998 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
7000 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
7001 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
7002 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7003 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7004 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7005 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7006 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7007 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7008 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7009 (c_common_nodes_and_builtins): Initialize
7010 underlying_wchar_type_node. Do not initialize
7011 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7012 nodes for new types.
7013 (c_stddef_cpp_builtins): Define macros for new types.
7014 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7016 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7017 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7018 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7019 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7020 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7021 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7022 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7023 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7024 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7025 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7026 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7027 int16_type_node, int32_type_node, int64_type_node,
7028 uint8_type_node, uint16_type_node, c_uint32_type_node,
7029 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7030 int_least32_type_node, int_least64_type_node,
7031 uint_least8_type_node, uint_least16_type_node,
7032 uint_least32_type_node, uint_least64_type_node,
7033 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7034 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7035 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7036 uintptr_type_node): Define.
7037 * c-cppbuiltin.c (builtin_define_constants,
7038 builtin_define_type_minmax): New.
7039 (builtin_define_stdint_macros): Define more macros.
7040 (c_cpp_builtins): Define more limit macros.
7042 (builtin_define_type_max): Define in terms of
7043 builtin_define_type_minmax. Remove is_long parameter. All
7045 * config.gcc (use_gcc_stdint): Define.
7046 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7047 Add newlib-stdint.h for generic targets.
7048 * config/glibc-stdint.h, config/newlib-stdint.h,
7049 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7050 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7051 * config/score/score.h (UINTPTR_TYPE): Define.
7052 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7053 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7054 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7055 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7056 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7057 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7058 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7059 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7060 * config/spu/spu.h (STDINT_LONG32): Define.
7061 * configure.ac (use_gcc_stdint): Substitute.
7062 * configure: Regenerate.
7063 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7064 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7065 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7066 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7067 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7068 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7069 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7070 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7071 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7072 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7073 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7074 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7075 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7076 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7077 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7078 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7079 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7080 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7081 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7082 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7083 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7084 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7085 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7086 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7087 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7088 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7089 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7090 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7091 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7093 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7095 * loop-iv.c (suitable_set_for_replacement): Renamed from
7096 simplify_using_assignment; changed to return bool and to accept new
7097 args DEST and SRC. Return true iff we find a source/destination pair
7098 that can be used to make a replacement, and fill SRC and DEST if so.
7099 Remove arg ALTERED. Don't deal with altered regs here. All callers
7101 (simplify_using_initial_values): Deal with altered regs here and track
7102 more precisely the effect they have on the validity of our expression.
7104 * loop-iv.c (simplify_using_condition): A condition of the form
7105 (EQ REG CONST) can be used to simply make a substitution.
7106 (simplify_using_initial_values): Keep track of conditions we have seen
7107 and keep using them to simplify new expressions, while applying the
7108 same substitutions to them as to the expression.
7110 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7111 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7114 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7115 changed. Use this when trying to improve the upper bound.
7116 Generate the comparison by using simplify_gen_relational.
7118 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7120 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7122 (simplify_using_assignment, simplify_using_initial_values): Call
7123 replace_in_expr to make replacements. Call replace_single_def_regs
7124 once on the initial version of the expression.
7126 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7129 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7131 2009-03-31 Richard Guenther <rguenther@suse.de>
7134 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7135 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7137 2009-03-31 Richard Guenther <rguenther@suse.de>
7139 * tree.h (div_if_zero_remainder): Declare.
7140 * fold-const.c (div_if_zero_remainder): Export.
7141 * tree-ssa-forwprop.c
7142 (forward_propagate_addr_into_variable_array_index): Handle
7143 constant array index addition outside of the variable index.
7145 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7148 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7149 define_splits, floatunssi<mode>2): Require x87 conversions from
7150 DImode to be permitted.
7152 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7154 PR preprocessor/15638
7155 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7157 2009-03-31 Richard Guenther <rguenther@suse.de>
7161 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7162 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7163 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7164 a separate statement.
7165 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7166 (lookup_tmp_var): Likewise.
7167 (is_gimple_formal_tmp_or_call_rhs): Remove.
7168 (is_gimple_reg_or_call_rhs): Rename to ...
7169 (is_gimple_reg_rhs_or_call): ... this.
7170 (is_gimple_mem_or_call_rhs): Rename to ...
7171 (is_gimple_mem_rhs_or_call): ... this.
7172 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7173 DECL_GIMPLE_REG_P only if is_formal is true.
7174 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7175 for non-proper post-modify expression gimplification.
7176 (gimplify_self_mod_expr): For post-modify expressions gimplify
7177 the lvalue to a minimal lvalue.
7178 (rhs_predicate_for): Remove formal temp case.
7179 (gimplify_modify_expr_rhs): Likewise.
7180 (gimplify_addr_expr): Use is_gimple_reg.
7181 (gimplify_expr): Remove formal temp cases.
7182 (gimple_regimplify_operands): Likewise.
7183 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7184 and FILTER_EXPR like constants.
7185 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7187 (is_gimple_formal_tmp_rhs): Remove.
7188 (is_gimple_reg_rhs): Remove special casing.
7189 (is_gimple_mem_rhs): Fix.
7190 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7191 (is_gimple_formal_tmp_var): Remove.
7192 (is_gimple_formal_tmp_reg): Likewise.
7193 (is_gimple_min_lval): Allow invariant component ref parts.
7194 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7195 is_gimple_formal_tmp_reg): Remove declarations.
7196 * tree-cfg.c (verify_expr): Verify that variables with address
7197 taken do not have DECL_GIMPLE_REG_P set.
7198 * tree-mudflap.c (mf_build_check_statement_for): Use
7199 force_gimple_operand instead of gimplify_expr.
7201 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7203 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7204 schedulable rows to compute_split_row.
7206 2009-03-31 Ben Elliston <bje@au.ibm.com>
7209 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7212 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7214 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7215 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7216 * configure: Regenerate.
7217 * config.in: Regenerate.
7218 * config/rs6000/rs6000.opt (mtls-markers): Add.
7219 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7220 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7221 (tls_ld_aix, tls_ld_sysv): Likewise.
7222 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7223 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7225 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7227 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7229 2009-03-30 Jan Hubicka <jh@suse.cz>
7231 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7233 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7234 detection and label handling.
7236 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7238 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7239 left_conflicts_size.
7240 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7241 ALLOCNO_LEFT_CONFLICTS_SIZE.
7243 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7244 remove_allocno_from_bucket_and_push,
7245 allocno_spill_priority_compare, push_allocnos_to_stack,
7246 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7247 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7248 (setup_allocno_left_conflicts_num): Ditto. Rename to
7249 setup_allocno_left_conflicts_size.
7250 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7251 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7252 setup_allocno_left_conflicts_size instead of
7253 setup_allocno_left_conflicts_num.
7255 * ira-build.c (ira_create_allocno): Use
7256 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7257 ALLOCNO_LEFT_CONFLICTS_NUM.
7259 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7261 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7262 instead of DF_LR_OUT.
7264 * ira-lives.c (process_bb_node_lives): Ditto.
7266 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7267 instead of DF_LR_{OUT,IN}.
7269 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7271 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7273 2009-03-30 Jan Hubicka <jh@suse.cz>
7275 * except.c (label_to_region_map): Fix thinko.
7277 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7280 * tree.h (tree_find_value): New declaration.
7281 * tree.c (tree_find_value): New function.
7282 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7284 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7287 * c-decl.c (struct c_binding): Add locus field.
7288 (bind): Add locus argument, set locus field from it.
7289 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7290 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7291 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7292 implicitly_declare, undeclared_variable, lookup_label,
7293 declare_label, c_make_fname_decl, c_builtin_function,
7294 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7297 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7300 * config/i386/i386.c (classify_argument): Check total size of
7303 2009-03-30 Martin Jambor <mjambor@suse.cz>
7305 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7306 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7307 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7310 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7311 seen_variable_array_ref while also traversing a union.
7313 * tree-inline.c (optimize_inline_calls): Do not call
7314 cgraph_node_remove_callees.
7315 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7316 (pass_remove_cgraph_callee_edges): New variable.
7317 * passes.c (init_optimization_passes): Add
7318 pass_remove_cgraph_callee_edges after early inlining and before all
7319 late intraprocedural passes.
7321 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7323 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7325 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7328 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7330 * combine.c (simplify_comparison): Use have_insn_for.
7331 * dojump.c (do_jump): Likewise.
7333 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7335 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
7336 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
7337 sparc_compare_op0 like sparc_compare_emitted used to be handled.
7338 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
7339 instead of sparc_compare_emitted.
7340 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
7341 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
7342 instead of sparc_compare_emitted.
7344 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7346 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
7347 enter/exit cfglayout mode.
7348 (pass_partition_block): Require it.
7349 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
7350 (combine_instructions): Track basic blocks instead of labels.
7351 (update_cfg_for_uncondjump): New.
7352 (try_combine): Use it. Update jumps after rescanning.
7353 (pass_combine): Require PROP_cfglayout.
7354 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
7356 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7358 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
7359 Provide/destroy PROP_cfglayout respectively.
7360 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
7361 * tree-pass.h (PROP_cfglayout): New.
7363 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7365 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
7366 fold_convert_const_fixed_from_fixed,
7367 fold_convert_const_fixed_from_int,
7368 fold_convert_const_fixed_from_real, fold_negate_const): Do not
7369 set TREE_CONSTANT_OVERFLOW.
7370 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
7371 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
7373 2009-03-30 Ira Rosen <irar@il.ibm.com>
7375 * tree-vect-loop-manip.c: New file.
7376 * tree-vectorizer.c: Update documentation and included files.
7377 (vect_loop_location): Make extern.
7378 (rename_use_op): Move to tree-vect-loop-manip.c
7379 (rename_variables_in_bb, rename_variables_in_loop,
7380 slpeel_update_phis_for_duplicate_loop,
7381 slpeel_update_phi_nodes_for_guard1,
7382 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
7383 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
7384 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
7385 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
7386 find_loop_location): Likewise.
7387 (new_stmt_vec_info): Move to tree-vect-stmts.c.
7388 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
7389 get_vectype_for_scalar_type, vect_is_simple_use,
7390 supportable_widening_operation, supportable_narrowing_operation):
7392 (bb_in_loop_p): Move to tree-vect-loop.c.
7393 (new_loop_vec_info, destroy_loop_vec_info,
7394 reduction_code_for_scalar_code, report_vect_op,
7395 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
7396 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
7397 (vect_supportable_dr_alignment): Likewise.
7398 * tree-vectorizer.h (tree-data-ref.h): Include.
7399 (vect_loop_location): Declare.
7400 Reorganize function declarations according to the new file structure.
7401 * tree-vect-loop.c: New file.
7402 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
7403 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
7404 * tree-vect-data-refs.c: New file.
7405 * tree-vect-patterns.c (timevar.h): Don't include.
7406 * tree-vect-stmts.c: New file.
7407 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
7408 tree-vect-slp.c, tree-vect-loop.c.
7409 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
7410 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
7411 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
7412 (tree-vect-analyze.o): Remove.
7413 (tree-vect-transform.o): Likewise.
7414 (tree-vect-data-refs.o): Add rule.
7415 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
7416 tree-vect-slp.o): Likewise.
7417 (tree-vect-patterns.o): Remove redundant dependencies.
7418 (tree-vectorizer.o): Likewise.
7419 * tree-vect-slp.c: New file.
7421 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7423 * optc-gen.awk: Warn if an option flag has multiple different
7426 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
7428 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
7429 -floop-block): Document dependences on PPL, CLooG and Graphite.
7431 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7433 PR rtl-optimization/323
7434 * c-common.c (c_fully_fold, convert_and_check,
7435 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
7436 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
7437 * c-common.def (EXCESS_PRECISION_EXPR): New.
7438 * c-cppbuiltin.c (builtin_define_float_constants): Define
7439 constants with enough digits for long double.
7440 * c-lex.c (interpret_float): Interpret constant with excess
7441 precision where appropriate.
7442 * c-opts.c (c_common_post_options): Set
7443 flag_excess_precision_cmdline. Give an error for
7444 -fexcess-precision=standard for C++ for processors where the
7445 option is significant.
7446 * c-parser.c (c_parser_conditional_expression): Handle excess
7447 precision in condition.
7448 * c-typeck.c (convert_arguments): Handle arguments with excess
7450 (build_unary_op): Move excess precision outside operation.
7451 (build_conditional_expr): Likewise.
7452 (build_compound_expr): Likewise.
7453 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
7454 (build_modify_expr): Handle excess precision in RHS.
7455 (convert_for_assignment): Handle excess precision in converted
7457 (digest_init, output_init_element, process_init_element): Handle
7458 excess precision in initializer.
7459 (c_finish_return): Handle excess precision in return value.
7460 (build_binary_op): Handle excess precision in operands and add
7461 excess precision as needed for operation.
7462 * common.opt (-fexcess-precision=): New option.
7463 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
7464 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
7465 For standard excess precision, output explicit conversion to and
7466 truncation from XFmode.
7467 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
7468 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
7469 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
7470 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
7471 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
7472 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
7473 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
7474 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
7475 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
7476 define_splits, sqrt<mode>2): Disable where appropriate for
7477 standard excess precision.
7478 * convert.c (convert_to_real): Do not shorten arithmetic to type
7479 for which excess precision would be used.
7480 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
7481 * doc/invoke.texi (-fexcess-precision=): Document option.
7482 (-mfpmath=): Correct index entry.
7483 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
7484 flag_excess_precision): New.
7485 * langhooks.c (lhd_post_options): Set
7486 flag_excess_precision_cmdline.
7487 * opts.c (common_handle_option): Handle -fexcess-precision=.
7488 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
7489 init_excess_precision): New.
7490 (lang_dependent_init_target): Call init_excess_precision.
7491 * tree.c (excess_precision_type): New.
7492 * tree.h (excess_precision_type): Declare.
7494 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7497 * c-typeck.c (build_component_ref): Do not copy qualifiers from
7498 non-lvalue to component.
7500 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7502 PR preprocessor/34695
7503 * Makefile.in (c-opts.o): Depend on c-tree.h.
7504 * c-common.c: Move down include of diagnostic.h.
7505 (done_lexing, c_cpp_error): New.
7506 * c-common.h (done_lexing): Declare.
7507 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
7509 * c-opts.c: Include c-tree.h.
7510 (c_common_init_options): Set preprocessor error callback.
7511 (c_common_handle_option): Do not set preprocessor
7512 inhibit_warnings, warnings_are_errors, warn_system_headers,
7513 pedantic_errors or inhibit_warnings flags.
7514 (c_common_post_options): Do not check cpp_errors (parse_in).
7515 (c_common_finish): Do not output dependencies if there were
7516 errors. Do not check return value of cpp_finish.
7517 * c-ppoutput.c (pp_file_change): Set input_location.
7518 * c-tree.h (c_cpp_error): Declare.
7519 * diagnostic.c (diagnostic_set_info_translated): Also initialize
7521 (diagnostic_build_prefix): Check override_column.
7522 * diagnostic.h (diagnostic_info): Add override_column field.
7523 (diagnostic_override_column): Define.
7525 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
7527 * c-common.c (c_expand_expr, c_staticp): Remove.
7528 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
7529 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
7530 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
7531 * c-gimplify.c (gimplify_compound_literal_expr,
7532 optimize_compound_literals_in_ctor): Remove.
7533 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
7534 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
7535 * c-semantics.c (emit_local_var): Remove.
7537 * langhooks-def.h (lhd_expand_expr): Remove.
7538 * langhooks.c (lhd_expand_expr): Remove.
7539 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
7541 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
7542 handling from c-semantics.c; don't call into langhook.
7543 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
7544 * gimplify.c (gimplify_compound_literal_expr,
7545 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
7546 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
7547 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
7548 as was done in c-gimplify.c.
7549 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
7550 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
7551 Move from c-common.h.
7552 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
7554 * tree.c (staticp): Do not call langhook.
7555 * langhooks.c (lhd_staticp): Delete.
7556 * langhooks-def.h (lhd_staticp): Delete prototype.
7557 (LANG_HOOKS_STATICP): Delete.
7558 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
7560 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
7561 instead of DECL_STMTs.
7563 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7571 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
7573 (fold_call_expr): Return a NOP_EXPR from folding rather than the
7574 contained expression.
7575 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
7576 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
7577 conditional expressions for C.
7578 (decl_constant_value_for_optimization): Move from
7579 decl_constant_value_for_broken_optimization in c-typeck.c. Check
7580 whether optimizing and that the expression is a VAR_DECL not of
7581 array type instead of doing such checks in the caller. Do not
7582 check pedantic. Call gcc_unreachable for C++.
7583 * c-common.def (C_MAYBE_CONST_EXPR): New.
7584 * c-common.h (c_fully_fold, c_save_expr,
7585 decl_constant_value_for_optimization): New prototypes.
7586 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7587 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7588 EXPR_INT_CONST_OPERANDS): Define.
7589 * c-convert.c (convert): Strip nops from expression.
7590 * c-decl.c (groktypename): Take extra parameters expr and
7591 expr_const_operands. Update call to grokdeclarator.
7592 (start_decl): Update call to grokdeclarator. Add statement for
7593 expressions used in type of decl.
7594 (grokparm): Update call to grokdeclarator.
7595 (push_parm_decl): Update call to grokdeclarator.
7596 (build_compound_literal): Add parameter non_const and build a
7597 C_MAYBE_COSNT_EXPR if applicable.
7598 (grokdeclarator): Take extra parameters expr and
7599 expr_const_operands. Track expressions used in declaration
7600 specifiers and declarators. Fold array sizes and track whether
7601 they are constant expressions and whether they are integer
7602 constant expressions.
7603 (parser_xref_tag): Set expr and expr_const_operands fields in
7605 (grokfield): Update call to grokdeclarator.
7606 (start_function): Update call to grokdeclarator.
7607 (build_null_declspecs): Set expr and expr_const_operands fields in
7609 (declspecs_add_type): Handle expressions in typeof specifiers.
7610 * c-parser.c (c_parser_declspecs): Set expr and
7611 expr_const_operands fields for declaration specifiers.
7612 (c_parser_enum_specifier): Likewise.
7613 (c_parser_struct_or_union_specifier): Likewise.
7614 (c_parser_typeof_specifier): Likewise. Update call to
7615 groktypename. Fold expression as needed. Return expressions with
7616 type instead of adding statements.
7617 (c_parser_attributes): Update calls to c_parser_expr_list.
7618 (c_parser_statement_after_labels): Fold expression before passing
7619 to objc_build_throw_stmt.
7620 (c_parser_condition): Fold expression.
7621 (c_parser_asm_operands): Fold expression.
7622 (c_parser_conditional_expression): Use c_save_expr. Update call
7623 to build_conditional_expr.
7624 (c_parser_alignof_expression): Update call to groktypename.
7625 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
7626 original_code. Fold expression argument of va_arg. Create
7627 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
7628 argument to va_arg. Update calls to groktypename. Fold array
7629 index for offsetof. Verify that first argument to
7630 __builtin_choose_expr has integer type.
7631 (c_parser_postfix_expression_after_paren_type): Update calls to
7632 groktypename and build_compound_literal. Handle expressions with
7633 side effects in type name.
7634 (c_parser_postfix_expression_after_primary): Update call to
7635 c_parser_expr_list. Set original_code for calls to
7636 __builtin_constant_p.
7637 (c_parser_expr_list): Take extra parameter fold_p. Fold
7638 expressions if requested.
7639 (c_parser_objc_type_name): Update call to groktypename.
7640 (c_parser_objc_synchronized_statement): Fold expression.
7641 (c_parser_objc_receiver): Fold expression.
7642 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
7643 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
7644 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
7645 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
7646 (struct c_typespec): Add elements expr and expr_const_operands.
7647 (struct c_declspecs): Add elements expr and expr_const_operands.
7648 (groktypename, build_conditional_expr, build_compound_literal):
7650 (in_late_binary_op): Declare.
7651 * c-typeck.c (note_integer_operands): New function.
7652 (in_late_binary_op): New variable.
7653 (decl_constant_value_for_broken_optimization): Move to c-common.c
7654 and rename to decl_constant_value_for_optimization.
7655 (default_function_array_conversion): Do not strip nops.
7656 (default_conversion): Do not call
7657 decl_constant_value_for_broken_optimization.
7658 (build_array_ref): Do not fold result.
7659 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
7660 result when operand is a VLA.
7661 (c_expr_sizeof_type): Update call to groktypename. Handle
7662 expressions included in type name. Use C_MAYBE_CONST_EXPR for
7663 result when operand names a VLA type.
7664 (build_function_call): Update call to build_compound_literal.
7665 Only fold result for calls to __builtin_* functions. Strip
7666 NOP_EXPR from INTEGER_CST returned from such functions. Fold
7667 the function designator.
7668 (convert_arguments): Fold arguments. Update call to
7669 convert_for_assignment.
7670 (build_unary_op): Handle increment and decrement of
7671 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
7672 decrement earlier. Fold operand of increment and decrement.
7673 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
7674 built for integer operand. Wrap returns that are INTEGER_CSTs
7675 without being integer constant expressions or that have integer
7676 constant operands without being INTEGER_CSTs.
7677 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
7678 (build_conditional_expr): Add operand ifexp_bcp. Track whether
7679 result is an integer constant expression or can be used in
7680 unevaluated parts of one and avoid folding and wrap as
7681 appropriate. Fold operands before possibly doing -Wsign-compare
7683 (build_compound_expr): Wrap result for C99 if operands can be used
7684 in integer constant expressions.
7685 (build_c_cast): Update call to digest_init. Do not ignore
7686 overflow from casting floating-point constants to integers. Wrap
7687 results that could be confused with integer constant expressions,
7688 null pointer constants or floating-point constants.
7689 (c_cast_expr): Update call to groktypename. Handle expressions
7690 included in type name.
7691 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
7692 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
7693 Update calls to convert_for_assignment.
7694 (convert_for_assignment): Take new parameter
7695 null_pointer_constant. Do not strip nops or call
7696 decl_constant_value_for_broken_optimization. Set
7697 in_late_binary_op for conversions to boolean.
7698 (store_init_value): Update call to digest_init.
7699 (digest_init): Take new parameter null_pointer_constant. Do not
7700 call decl_constant_value_for_broken_optimization. pedwarn for
7701 initializers not constant expressions. Update calls to
7702 convert_for_assignment.
7703 (constructor_nonconst): New.
7704 (struct constructor_stack): Add nonconst element.
7705 (really_start_incremental_init, push_init_level, pop_init_level):
7706 Handle constructor_nonconst and nonconst element.
7707 (set_init_index): Call constant_expression_warning for array
7709 (output_init_element): Fold value. Set constructor_nonconst as
7710 applicable. pedwarn for initializers not constant expressions.
7711 Update call to digest_init. Call constant_expression_warning
7712 where constant initializers are required.
7713 (process_init_element): Use c_save_expr.
7714 (c_finish_goto_ptr): Fold expression.
7715 (c_finish_return): Fold return value. Update call to
7716 convert_for_assignment.
7717 (c_start_case): Fold switch expression.
7718 (c_process_expr_stmt): Fold expression.
7719 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
7720 ensure statement expression is not evaluated in constant expression.
7721 (build_binary_op): Track whether results are integer constant
7722 expressions or may occur in such, disable folding and wrap results
7723 as applicable. Fold operands for -Wsign-compare warnings unless
7725 (c_objc_common_truthvalue_conversion): Handle results folded to
7726 integer constants that are not integer constant expressions.
7727 * doc/extend.texi: Document when typeof operands are evaluated,
7728 that condition of __builtin_choose_expr is an integer constant
7729 expression, and more about use of __builtin_constant_p in
7732 2009-03-29 Richard Guenther <rguenther@suse.de>
7734 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
7735 propagate addresses of array references.
7737 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
7739 * regmove.c (perhaps_ends_bb_p): Remove.
7740 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
7741 from INSN and check that the main loop stays within that basic block.
7742 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
7743 (regmove_forward_pass): Split out from regmove_optimize. Use
7744 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
7745 (regmove_backward_pass): Split out from regmove_optimize. Use
7746 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
7747 (regmove_optimize): Simplify.
7749 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7752 * config/i386/i386.c (classify_argument): Ignore flexible array
7753 member in struct and warn ABI change.
7755 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7757 * config/i386/i386-protos.h (ix86_agi_dependent): New.
7759 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
7760 (ix86_adjust_cost): Updated.
7762 2009-03-29 Jan Hubicka <jh@suse.cz>
7765 * tree-pass.h (pass_cleanup_eh): New function.
7766 (remove_unreachable_regions): Break code handling RTL
7767 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
7768 that can not be reached by runtime.
7769 (can_be_reached_by_runtime): New function.
7770 (label_to_region_map): New function.
7771 (num_eh_regions): New function.
7772 (rtl_remove_unreachable_regions): New function.
7773 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
7774 (remove_eh_region): New function.
7775 * except.h: Include sbitmap and vecprim.
7776 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
7777 num_eh_regions): Declare.
7778 * passes.c (init_optimization_passes): Schedule cleanup_eh.
7779 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
7780 * tree-eh.c (tree_remove_unreachable_handlers): New function.
7781 (tree_empty_eh_handler_p): New function.
7782 (cleanup_empty_eh): New function.
7783 (cleanup_eh): New function.
7784 (pass_cleanup_eh): New function.
7786 2009-03-29 Jan Hubicka <jh@suse.cz>
7788 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
7789 for removed regions.
7791 2009-03-29 Jan Hubicka <jh@suse.cz>
7793 * except.c (dump_eh_tree): Dump all datastructures.
7795 2009-03-29 Jan Hubicka <jh@suse.cz>
7797 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
7798 (duplicate_eh_regions_1): Likewise.
7799 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
7800 vector; call EH verification.
7801 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
7802 Be ready for region being removed.
7804 2009-03-29 Jan Hubicka <jh@suse.cz>
7806 * bitmap.c (bitmap_last_set_bit): New function.
7807 * bitmap.h (bitmap_last_set_bit): Declare.
7809 2009-03-29 David Ayers <ayers@fsfe.org>
7812 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
7813 by calling objc_compare_types and surpress warnings about
7814 incompatible C pointers that are compatible ObjC pointers.
7816 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
7818 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
7819 call initialize_inline_failed.
7820 (initialize_inline_failed): Move it from here ...
7821 * cgraph.c (initialize_inline_failed): ... to here.
7822 (cgraph_create_edge): Call initialize_inline_failed rather than
7823 setting inline_failed directly.
7825 2009-03-29 Ben Elliston <bje@au.ibm.com>
7828 * sysv4.opt (msdata): Improve comment.
7829 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
7830 * sysv4.h (SVR4_ASM_SPEC): Likewise.
7832 2009-03-29 Ben Elliston <bje@au.ibm.com>
7835 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
7836 load and store attributes.
7838 2009-03-29 Ben Elliston <bje@au.ibm.com>
7840 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
7841 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
7842 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
7843 * doc/extend.texi (X86 Built-in Functions): Add index entries for
7844 __builtin_infq and __builtin_huge_valq.
7846 2009-03-28 Anatoly Sokolov <aesok@post.ru>
7848 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
7850 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7851 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
7853 2009-03-28 Xinliang David Li <davidxl@google.com>
7855 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
7856 (do_dbg_cnt): New function.
7858 2009-03-28 Jan Hubicka <jh@suse.cz>
7860 Merge from pretty-ipa:
7862 2009-03-27 Jan Hubicka <jh@suse.cz>
7864 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
7865 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
7866 * passes.c (function_called_by_processed_nodes_p): New.
7867 * ipa-pure-const.c (check_call): Fix handling of operands.
7868 (analyze_function): Dump debug output for skipped bodies.
7869 (local_pure_const): Use function_called_by_processed_nodes_p.
7870 * dwarf2out.c (reference_to_unused): Use output.
7871 * passes.c (do_per_function_toporder): Likewise.
7873 2008-11-12 Jan Hubicka <jh@suse.cz>
7875 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
7876 * ipa-pure-const.c (funct_state_d): Add can throw field; make
7877 state_set_in_source enum
7878 (check_decl): Ignore memory tags; do not set fake looping flags;
7880 (check_operand, check_tree, check_rhs_var, check_lhs_var,
7881 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
7882 (check_call, analyze_function): Rewrite.
7884 (add_new_function): Update call of analyze_function.
7885 (generate_summary): Add call of analyze_function.
7886 (propagate): Propagate can_throw; handle state_set_in_source correctly.
7887 (local_pure_const): New function.
7888 (pass_local_pure_const): New pass.
7889 * ipa-inline.c (inline_transform): Set after_inlining.
7890 * tree-eh.c (stmt_can_throw_external): New.
7891 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
7892 work with aliasing built.
7893 * tree-flow.h (stmt_can_throw_external): New.
7894 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
7895 and local pure/const pass in early and late optimization queue.
7897 2009-03-28 Martin Jambor <mjambor@suse.cz>
7899 * fold-const.c (get_pointer_modulus_and_residue): New parameter
7901 (fold_binary): Allow function decl aligment consideration is the
7902 second argument is integer constant one.
7903 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
7904 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
7905 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
7907 2009-03-28 Jan Hubicka <jh@suse.cz>
7909 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
7910 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
7911 * function.h (rtl_data): Add nothrow flag.
7912 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
7913 set DECL_NOTHROW for AVAILABLE functions.
7915 2009-03-28 Jakub Jelinek <jakub@redhat.com>
7917 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
7918 following vector keyword has expansion starting with pixel or bool
7919 keyword, expand vector to __vector and pixel or bool to __pixel or
7923 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
7924 warn_if_disallowed_function_p): Removed.
7925 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
7926 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
7927 warning_if_disallowed_function_p.
7928 * flags.h (warn_if_disallowed_function_p,
7929 warn_disallowed_functions): Removed.
7930 * common.opt (Wdisallowed-function-list=): Removed.
7931 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
7933 2009-03-28 Richard Guenther <rguenther@suse.de>
7935 PR tree-optimization/38723
7936 * tree-ssa-pre.c (compute_avail): Add all default definitions to
7939 2009-03-28 Jan Hubicka <jh@suse.cz>
7941 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
7942 test introduced by my previous patch.
7944 2009-03-28 Richard Guenther <rguenther@suse.de>
7946 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
7947 the PHIs value undefined.
7949 2009-03-28 Jan Hubicka <jh@suse.cz>
7951 * tree-pass.h (pass_fixup_cfg): New pass.
7952 * ipa-inline.c (inline_transform): Set
7953 always_inline_functions_inlined/after_inlining.
7954 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
7955 (pass_fixup_cfg): New pass.
7956 * passes.c (init_optimization_passes): Add fixup_cfg.
7958 2009-03-28 Richard Guenther <rguenther@suse.de>
7960 PR tree-optimization/38458
7961 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
7962 argument use the arguments copy-of value.
7964 2009-03-28 Richard Guenther <rguenther@suse.de>
7966 PR tree-optimization/38180
7967 * tree-ssa-ccp.c (get_default_value): Simplify.
7968 (likely_value): Likewise.
7969 (surely_varying_stmt_p): Properly handle VOP case.
7970 (ccp_initialize): Likewise.
7971 (ccp_fold): Handle propagating through *&.
7972 (fold_const_aggregate_ref): Also handle decls.
7974 2009-03-28 Jan Hubicka <jh@suse.cz>
7976 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
7977 * cgraph.h (cgraph_node): Likewise.
7978 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
7979 (cgraph_reset_node): Use process flag.
7980 (cgraph_mark_functions_to_output): Likewise.
7981 (cgraph_expand_function): Likewise.
7982 (cgraph_expand_all_functions): Likewise.
7983 (cgraph_output_in_order): Likewise.
7984 * dwarf2out.c (reference_to_unused): Likewise.
7985 * passes.c do_per_function_toporder): Likewise.
7987 2009-03-28 Jan Hubicka <jh@suse.cz>
7989 Bring from lto-branch:
7991 2008-09-03 Doug Kwan <dougkwan@google.com>
7993 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
7994 enums instead of reason strings.
7995 * cgraph.c (cgraph_create_edge): Same.
7996 (cgraph_inline_failed_string): New function.
7997 * cgraph.h (cgraph_inline_failed_t): New enum type.
7998 (cgraph_inline_failed_string): New prototype.
7999 (struct cgraph_edge): Change type of INLINED_FAILED from constant
8000 char pointer to cgraph_inline_failed_t.
8001 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
8002 (cgraph_default_inline_p): Ditto.
8003 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
8004 to cgraph_inline_failed_t pointer.
8005 * cif-code.def: New file.
8006 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
8008 (cgraph_check_inline_limits): Change type of REASON to pointer to
8009 cgraph_inline_failed_t. Replace reason strings with enums.
8010 (cgraph_default_inline_p): Ditto.
8011 (cgraph_recursive_inlining_p): Ditto.
8012 (update_caller_keys): Change type of FAILED_REASON to
8013 cgraph_inline_failed_t.
8014 (cgraph_set_inline_failed): Change type of REASON to pointer to
8015 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8016 convert enums to strings for text output.
8017 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8018 to be of type cgraph_inline_failed_t. Replace reason strings with
8019 enums. Call cgraph_inline_failed_string to covert enums
8020 to strings for text output.
8021 (cgraph_decide_inlining): Replace reason strings with enums.
8022 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8023 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8025 * tree-inline.c (expand_call_inline): Change type of REASON
8026 to cgraph_inline_failed_t. Replace reason strings with enums.
8027 Call cgraph_inline_failed_string for text output.
8028 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8031 2009-03-28 Jan Hubicka <jh@suse.cz>
8033 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8034 cgraph_clone_node): Remove master clone handling.
8035 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8036 * cgraph.h (master_clone): Remove.
8037 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8038 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8039 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8041 2009-03-28 Jan Hubicka <jh@suse.cz>
8043 * cgraph.c (cgraph_function_body_availability): Functions declared
8044 inline are always safe to assume that it is not going to be replaced.
8046 2009-03-28 Richard Guenther <rguenther@suse.de>
8048 PR tree-optimization/38513
8049 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8050 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8051 EXC_PTR_EXPR and FILTER_EXPR.
8052 (get_ref_from_reference_ops): Likewise.
8054 2009-03-28 Richard Guenther <rguenther@suse.de>
8056 PR tree-optimization/38968
8057 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8058 Use FLOOR_MOD_EXPR to compute misalignment.
8060 2009-03-28 Richard Guenther <rguenther@suse.de>
8062 PR tree-optimization/37795
8063 * tree.h (combine_comparisons): Declare.
8064 * fold-const.c (combine_comparisons): Export.
8065 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8067 (ifcombine_iforif): Use combine_comparisons.
8069 2009-03-28 Jan Hubicka <jh@suse.cz>
8071 * tree-eh.c (inlinable_call_p): New function.
8072 (make_eh_edges): Use it.
8073 (verify_eh_edges): Use it.
8074 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8075 * except.c (reachable_next_level): Add inlinable_function argument
8076 (sjlj_find_directly_reachable_regions): Update.
8077 (add_reachable_handler): Do not set saw_any_handlers.
8078 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8079 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8080 Add new inlinable call parameter.
8081 (can_throw_internal, can_throw_external): Update.
8082 * except.h (can_throw_internal_1, can_throw_external_1,
8083 foreach_reachable_handler): Update declaration.
8085 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8087 * config/arm/t-arm-coff, config/h8300/coff.h,
8088 config/i386/i386-aout.h, config/i386/i386-coff.h,
8089 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8090 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8091 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8092 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8093 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8094 sys-types.h: Remove.
8095 * Makefile.in: Remove protoize and fixproto support and references
8097 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8098 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8100 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8101 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8102 unprotoize$(exeext).
8103 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8104 (.PHONY): Don't depend on proto.
8105 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8106 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8107 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8108 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8109 build/gen-protos.o, build/scan.o, xsys-protos.h,
8110 build/fix-header$(build_exeext), build/fix-header.o,
8111 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8112 stmp-install-fixproto): Remove.
8113 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8114 SYSCALLS.c or fixproto files.
8115 (install-common): Don't install protoize.
8116 (install-headers-tar, install-headers-cpio, install-headers-cp):
8117 Don't depend on $(STMP_FIXPROTO).
8118 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8119 install fixproto files or write out fixproto settings.
8120 (uninstall): Don't uninstall protoize.
8121 * config.gcc (use_fixproto): Remove.
8122 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8123 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8124 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8125 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8126 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8127 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8128 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8129 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8130 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8131 * config/t-vxworks (STMP_FIXPROTO): Remove.
8132 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8133 STMP_FIXPROTO): Remove.
8134 * config.in, configure: Regenerate.
8135 * crtstuff.c (gid_t, uid_t): Don't undefine.
8136 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8137 (arm-*-coff, arm-*-aout: Remove target entries.
8138 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8139 Remove mention of AIX 4.1.
8140 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8141 * doc/invoke.texi (Running Protoize): Remove.
8142 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8143 (Protoize Caveats): Remove.
8144 * tsystem.h: Update comments on headers assumed to exist.
8146 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8148 * genautomata.c: Add a new year to the copyright. Add a new
8150 (struct insn_reserv_decl): Add comments for member bypass_list.
8151 (find_bypass): Remove.
8152 (insert_bypass): New.
8153 (process_decls): Use insert_bypass.
8154 (output_internal_insn_latency_func): Output all bypasses with the
8155 same input insn in one switch case.
8157 * rtl.def (define_bypass): Describe bypass choice.
8158 * doc/md.texi (define_bypass): Ditto.
8160 2009-03-27 Richard Guenther <rguenther@suse.de>
8162 * gimplify.c (mark_addressable): Export.
8163 * tree-flow.h (mark_addressable): Declare.
8164 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8165 * tree-ssa.c (verify_phi_args): Verify that address taken
8166 variables have TREE_ADDRESSABLE set.
8168 2009-03-27 Richard Guenther <rguenther@suse.de>
8170 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8171 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8172 Do not mark decls TREE_ADDRESSABLE.
8173 (build_fold_addr_expr): Adjust.
8174 (fold_addr_expr): Remove.
8175 (fold_unary): Use build_fold_addr_expr.
8176 (fold_comparison): Likewise.
8177 (split_address_to_core_and_offset): Likewise.
8178 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8180 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8181 (gimplify_modify_expr_to_memcpy): Mark source and destination
8183 * omp-low.c (create_omp_child_function): Mark the object decl
8185 (lower_rec_input_clauses): Mark the var we take the address of
8187 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8189 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8192 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8193 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8195 2009-03-27 Richard Guenther <rguenther@suse.de>
8197 PR tree-optimization/39120
8198 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8200 (handle_lhs_call): Process return constraints. Add escape
8201 constraints if necessary.
8202 (handle_const_call): Fill out return constraints. Make nested
8203 case more precise. Avoid consttmp if possible.
8204 (handle_pure_call): Fill out return constraints. Avoid
8205 callused if possible.
8206 (find_func_aliases): Simplify call handling.
8208 2009-03-27 Richard Guenther <rguenther@suse.de>
8210 PR tree-optimization/39120
8211 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8212 as a representative.
8213 (solve_graph): Do propagate CALLUSED.
8214 (handle_pure_call): Use a scalar constraint from CALLUSED for
8216 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8219 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8222 * c-common.c (handle_aligned_attribute): Properly check alignment
8223 overflow. Use (1U << i) instead of (1 << i).
8225 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8227 * expr.h (get_mem_align_offset): Updated.
8229 * tree.h (tree_decl_common): Change align to "unsigned int" and
8230 move it before pointer_alias_set.
8232 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8233 Jakub Jelinek <jakub@redhat.com>
8236 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8237 gr_register_operand with gr_reg_or_0_operand.
8238 (cmpxchg_rel_di): Likewise.
8239 (sync_lock_test_and_set<mode>): Likewise.
8241 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8243 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8244 (true_regnum): Likewise.
8246 * rtlanal.c (subreg_info): Moved to ...
8247 * rtl.h (subreg_info): Here. New.
8248 (subreg_get_info): New.
8250 * rtlanal.c (subreg_get_info): Make it extern.
8252 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8255 * config/i386/i386.c (ix86_abi): New.
8256 (override_options): Handle -mabi=.
8257 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8258 (ix86_call_abi_override): Likewise.
8259 (init_cumulative_args): Likewise.
8260 (function_arg_advance): Likewise.
8261 (function_arg_64): Likewise.
8262 (function_arg): Likewise.
8263 (ix86_pass_by_reference): Likewise.
8264 (ix86_function_value_regno_p): Likewise.
8265 (ix86_build_builtin_va_list_abi): Likewise.
8266 (setup_incoming_varargs_64): Likewise.
8267 (is_va_list_char_pointer): Likewise.
8268 (ix86_init_machine_status): Likewise.
8269 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8270 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8271 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8272 (ix86_function_abi): Make it static and return enum calling_abi.
8273 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8275 (ix86_fn_abi_va_list): Updated.
8277 * config/i386/i386.h (ix86_abi): New.
8278 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8279 (CONDITIONAL_REGISTER_USAGE): Likewise.
8280 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8281 (machine_function): Likewise.
8283 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8285 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8286 (STACK_BOUNDARY): Likewise.
8287 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8289 * config/i386/i386.opt (mabi=): New.
8291 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8292 return enum calling_abi.
8293 (ix86_function_type_abi): Likewise.
8294 (ix86_function_abi): Removed.
8296 * doc/invoke.texi: Document -mabi= option for x86.
8298 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8300 * builtins.c (real_dconstp): Delete.
8301 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8303 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8304 Jakub Jelinek <jakub@redhat.com>
8307 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8308 (gen_subprogram_die): When a function is explicit, generate the
8309 DW_AT_explicit attribute.
8310 * langhooks.h (struct lang_hooks_for_decls): Add
8311 function_decl_explicit_p langhook.
8312 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8313 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8315 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8317 * builtins.c (fold_builtin_memory_op): Optimize memmove
8318 into memcpy if we can prove source and destination don't overlap.
8320 * tree-inline.c: Include gt-tree-inline.h.
8321 (clone_fn_id_num): New variable.
8322 (clone_function_name): New function.
8323 (tree_function_versioning): Use it.
8324 * Makefile.in (GTFILES): Add tree-inline.c.
8326 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8328 * BASE-VER: Change to 4.5.0.
8330 2009-03-27 Xinliang David Li <davidxl@google.com>
8332 PR tree-optimization/39557
8333 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
8335 2009-03-27 Xinliang David Li <davidxl@google.com>
8337 PR tree-optimization/39548
8338 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
8341 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8343 * c-common.c (pointer_int_sum): Use %wd on return from
8346 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8348 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
8349 on return from tree_low_cst.
8351 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
8354 * ginclude/stdarg.h (va_copy): Define also for
8355 __GXX_EXPERIMENTAL_CXX0X__.
8357 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8360 * builtins.h (c_strlen): Do not warn here.
8361 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8362 * c-common.c (pointer_int_sum): Take an explicit location.
8363 Warn about offsets out of bounds.
8364 * c-common.h (pointer_int_sum): Adjust declaration.
8366 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8368 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
8371 2009-03-26 Jakub Jelinek <jakub@redhat.com>
8374 * opts.c (warn_if_disallowed_function_p): Don't assume
8375 get_callee_fndecl must return non-NULL.
8377 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
8379 PR rtl-optimization/39522
8380 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
8381 when reg_reloaded_valid is set.
8383 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8385 * config/spu/divv2df3.c: New file.
8386 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
8387 (DPBIT_FUNCS): Filter out _div_df.
8389 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
8391 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
8392 a jump insn, count that jump in the distance to the loop start.
8394 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
8397 * config/sh/sh.c (calc_live_regs): Fix condition for global
8398 registers except PIC_OFFSET_TABLE_REGNUM.
8400 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
8403 * doc/invoke.texi (-mconsole): New.
8407 (-mnop-fun-dllimport): New.
8411 (sub section "i386 and x86-64 Windows Options"): New.
8413 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
8415 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
8416 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
8418 2009-03-25 Richard Guenther <rguenther@suse.de>
8421 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
8424 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
8426 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
8427 neither of haifa/selective schedulers are working.
8429 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8431 * doc/invoke.texi (Debugging Options): Fix description of
8432 -fno-merge-debug-strings.
8434 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
8436 * config/cris/libgcc.ver: New version-script.
8437 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
8439 * configure.ac <GAS features, nop mnemonic>: Add pattern
8440 crisv32-*-* for "nop".
8441 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
8442 * configure: Regenerate.
8444 2009-03-24 Ira Rosen <irar@il.ibm.com>
8446 PR tree-optimization/39529
8447 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8448 mark_sym_for_renaming for the tag copied to the new vector
8451 2009-03-24 Arthur Loiret <aloiret@debian.org>
8453 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
8454 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
8455 EXTRA_SPEC_FUNCTIONS.
8456 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
8457 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
8458 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
8459 -march and -mtune options.
8461 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
8463 * config/m68k/t-rtems: Add m5329 multilib.
8465 2009-03-24 Dodji Seketeli <dodji@redhat.com>
8466 Jakub Jelinek <jakub@redhat.com>
8469 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
8472 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8475 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
8476 instead of c_parser_expression_conv, if original_code isn't one of the
8477 4 allowed comparison codes, fail.
8479 2009-03-23 Richard Guenther <rguenther@suse.de>
8481 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
8482 * tree.h (struct tree_type): Likewise.
8483 * reload.h (struct insn_chain): Likewise.
8484 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
8485 * function.h (struct function): Likewise.
8486 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
8488 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8490 PR tree-optimization/39516
8491 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
8493 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
8495 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
8496 should be set true if BITS_PER_WORD of target is bigger than 32
8498 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
8500 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
8501 Translate -B-options to -rpath-link. Correct existing
8502 rpath-link and conditionalize on !nostdlib.
8504 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8506 * doc/extend.texi (Function Attributes, Variable Attributes):
8508 * doc/invoke.texi (Debugging Options, Optimize Options)
8509 (i386 and x86-64 Options, MCore Options): Likewise.
8511 2009-03-20 Jakub Jelinek <jakub@redhat.com>
8514 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
8515 it for block local namespace aliases.
8516 (gen_decl_die): Pass context_die to gen_namespace_die.
8518 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8521 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
8522 minimum or maximum value.
8524 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
8526 * reginfo.c (globalize_reg): Recompute derived reg sets.
8528 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
8531 * libgcc2.c (mprotect): Do not use signed arguments for
8532 VirtualProtect, use DWORD arguments. Also fix the 'may
8533 be used uninitialized' warning for the np variable.
8535 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8538 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
8539 functions using regparm calling conventions when not optimizing.
8540 (ix86_function_sseregparm): Similarly for sseregparm calling
8543 2009-03-19 Li Feng <nemokingdom@gmail.com>
8546 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
8547 dependence if the first conflict is after niter iterations.
8549 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
8552 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
8553 functions with dynamic stack-pointer adjustments.
8555 2009-03-19 Ben Elliston <bje@au.ibm.com>
8557 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
8558 option; change to -msdata=data.
8560 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8562 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
8565 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
8568 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
8570 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
8572 * doc/invoke.texi (Code Gen Options): Expand discussion of
8575 2009-03-18 Jakub Jelinek <jakub@redhat.com>
8577 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
8578 * matrix-reorg.c (struct matrix_info): Likewise.
8579 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
8580 * rtl.h (struct mem_attrs): Likewise.
8581 * df.h (struct df): Likewise.
8582 * tree-data-ref.h (struct data_dependence_relation): Likewise.
8583 * ira-int.h (struct ira_allocno): Likewise.
8584 * df-scan.c (struct df_collection_rec): Likewise.
8585 * ira.c (struct equivalence): Likewise.
8586 * function.c (struct temp_slot): Likewise.
8587 * cfgloop.h (struct loop): Likewise.
8590 * function.c (use_register_for_decl): When not optimizing, disregard
8591 register keyword for variables with types containing methods.
8593 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
8596 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
8597 (is_simple_operand): Call contains_component_ref_p before calling data
8598 reference analysis that would fail on COMPONENT_REFs.
8600 * tree-vrp.c (search_for_addr_array): Fix formatting.
8602 2009-03-18 Richard Guenther <rguenther@suse.de>
8604 * tree-vect-transform.c (vect_loop_versioning): Fold the
8605 generated comparisons.
8606 * tree-vectorizer.c (set_prologue_iterations): Likewise.
8607 (slpeel_tree_peel_loop_to_edge): Likewise.
8609 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8612 * opts.c (print_specific_help): In addition to `undocumented',
8613 accept `separate' and `joined' flags if passed alone. Describe
8614 output by the first matched one of those.
8615 (common_handle_option): Skip over empty strings.
8616 * gcc.c (display_help): Fix help string for `--help='.
8617 * doc/invoke.texi (Option Summary, Overall Options): With
8618 `--help=', classes and qualifiers can both be repeated, but
8619 only the latter can be negated. One should not pass only
8620 negated qualifiers. Fix markup and examples.
8623 2008-10-14 Jakub Jelinek <jakub@redhat.com>
8625 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
8626 and -fhelp=separate.
8628 2009-03-17 Jing Yu <jingyu@google.com>
8631 * function.h (struct rtl_data): Move is_thunk from here...
8632 (struct function): ...to here.
8633 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
8634 * varasm.c (assemble_start_function): Change is_thunk from crtl to
8636 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
8638 (alpha_does_function_need_gp, alpha_start_function): Likewise.
8639 (alpha_output_function_end_prologue): Likewise.
8640 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
8641 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
8642 (rs6000_output_function_epilogue): Likewise.
8643 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8645 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
8648 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
8649 from different units in a single alternative.
8650 (*truncdfsf_i387): Ditto.
8651 (*truncxfsf2_mixed): Ditto.
8652 (*truncxfdf2_mixed): Ditto.
8654 2009-03-17 Jakub Jelinek <jakub@redhat.com>
8656 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
8657 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
8660 * tree-ssa-live.c (remove_unused_locals): Don't remove local
8661 unused non-artificial variables when not optimizing.
8664 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
8665 DW_TAG_imported_module even if decl is IMPORTED_DECL with
8666 NAMESPACE_DECL in its DECL_INITIAL.
8669 * optabs.c (set_user_assembler_libfunc): New function.
8670 * expr.h (set_user_assembler_libfunc): New prototype.
8671 * c-common.c: Include libfuncs.h.
8672 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
8673 for memcmp, memset, memcpy, memmove and abort.
8674 * Makefile.in (c-common.o): Depend on libfuncs.h.
8677 * dwarf2out.c (gen_inlined_enumeration_type_die,
8678 gen_inlined_structure_type_die, gen_inlined_union_type_die,
8679 gen_tagged_type_instantiation_die): Removed.
8680 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
8683 2009-03-17 Janis Johnson <janis187@us.ibm.com>
8686 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
8688 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
8689 (check-parallel-%): Ditto.
8690 (check-consistency): Ditto.
8692 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
8694 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
8695 local variable rhs by NULL_TREE.
8697 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8700 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
8702 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8705 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
8707 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8710 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
8711 for ms->sysv ABI calls only in 64bit mode.
8713 * config/i386/i386.md (untyped_call): Support 32bit.
8715 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
8717 * doc/extend.texi: Replace x86_65 with x86_64.
8719 2009-03-16 Jakub Jelinek <jakub@redhat.com>
8721 PR tree-optimization/39455
8722 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
8723 mismatches for POINTER_TYPE_P (type).
8724 (number_of_iterations_le): Likewise.
8726 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8728 * config/picochip/picochip.c: Removed profiling support.
8729 * config/picochip/picochip.md: Removed profiling instruction.
8730 * config/picochip/picochip.h: Removed profiling builtin.
8732 2009-03-16 Joseph Myers <joseph@codesourcery.com>
8734 * doc/install.texi (--with-host-libstdcxx): Document.
8736 2009-03-14 Anatoly Sokolov <aesok@post.ru>
8739 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
8740 generate a warning if the function name does not begin with
8741 "__vector" and the function has either the 'signal' or 'interrupt'
8742 attribute, from here to ...
8743 (avr_declare_function_name): ...here. New function.
8744 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
8745 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
8747 2009-03-14 Jakub Jelinek <jakub@redhat.com>
8750 * cse.c (fold_rtx): Don't modify original const_arg1 when
8751 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
8752 separate variable instead.
8753 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
8754 from out of range shift counts.
8755 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
8757 2009-03-13 Catherine Moore <clm@codesourcery.com>
8759 * config/i386/x-mingw32 (host-mingw32.o): Replace
8760 diagnostic.h with $(DIAGNOSTIC_H).
8762 2009-03-12 Jakub Jelinek <jakub@redhat.com>
8765 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
8767 * config/i386/sync.md (sync_compare_and_swap<mode>,
8768 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
8769 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
8771 (sync_double_compare_and_swapdi_pic,
8772 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
8773 cmpxchg8b_pic_memory_operand instead of just memory_operand.
8775 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8778 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
8780 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8783 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8784 (avx_addsubv4df3): Likewise.
8785 (*avx_addsubv4sf3): Likewise.
8786 (sse3_addsubv4sf3): Likewise.
8788 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8791 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
8793 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
8796 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
8797 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8798 registers for allocnos created from user-defined variables.
8800 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8803 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
8804 of non-integer mode as well.
8806 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
8808 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
8809 for functions for which the parameter types are unknown.
8811 2009-03-11 Jakub Jelinek <jakub@redhat.com>
8814 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
8815 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
8816 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
8817 * config/i386/i386.c (ix86_local_alignment): For
8818 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
8819 long long variables on the stack to avoid dynamic realignment.
8820 Allow the first argument to be a decl rather than type.
8821 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
8823 2009-03-11 Nick Clifton <nickc@redhat.com>
8826 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
8828 Add description to mno-lsim option.
8829 * config/mcore/mcore.h: Remove comment about deprecated m4align
8831 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
8832 * doc/invoke.texi: Add description of mno-lsim and
8833 mstack-increment options.
8835 * config/fr30/fr30.opt: Document the -mno-lsim option.
8836 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
8837 and -mno-lsim options.
8839 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8841 * fold-const.c (fold_comparison): Only call fold_inf_compare
8842 if the mode supports infinities.
8844 2009-03-11 Jason Merrill <jason@redhat.com>
8847 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
8848 end already did. Notice GIMPLE_CALL modifications of the result.
8849 Don't copy debug information from an ignored decl or a decl from
8852 2009-03-10 Richard Guenther <rguenther@suse.de>
8853 Nathan Froyd <froydnj@codesourcery.com>
8856 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
8857 (__divMODE3): Likewise.
8859 2009-03-09 Jakub Jelinek <jakub@redhat.com>
8861 PR tree-optimization/39394
8862 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
8863 DECL_SIZE_UNIT of variable length FIELD_DECLs.
8865 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8867 * recog.c (verfiy_changes): Disallow renaming of hard regs in
8868 inline asms for register asm ("") declarations.
8870 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
8872 * fold-const.c (fold_unary): Fix comment.
8874 2009-03-07 Jan Hubicka <jh@suse.cz>
8877 * tree-inline.c (setup_one_parameter): Do replacement of const
8878 argument by constant in SSA form.
8880 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8883 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
8884 determine alignment passed to assign_stack_local.
8885 (assign_parms_unsplit_complex): Likewise.
8886 * except.c (sjlj_build_landing_pads): Likewise.
8888 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8891 * tree-flow.h (add_referenced_var): Return bool instead of void.
8892 * tree-dfa.c (add_referenced_var): Return result of
8893 referenced_var_check_and_insert call.
8894 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
8895 of referenced_var_check_and_insert.
8898 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
8899 (gen_variable_die): Emit DW_AT_location on abstract static variable's
8900 DIE, don't emit it if abstract origin already has it.
8901 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
8902 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
8904 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8906 * genpreds.c (needs_variable): Fix parentheses at variable name
8908 (write_tm_constrs_h): Indent generated code.
8910 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8912 * doc/extend.texi (Function Attributes): Add documentation
8915 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8918 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
8919 take locus from its DECL_SOURCE_LOCATION instead of input_location.
8921 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8923 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
8926 2009-03-05 Jakub Jelinek <jakub@redhat.com>
8929 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
8930 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
8932 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
8934 * config/i386/i386.md (R8_REG, R9_REG): New constants.
8935 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
8936 constants instead of magic numbers.
8937 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8939 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
8940 (x86_64_ms_abi_int_parameter_registers): Ditto.
8941 (x86_64_int_return_registers): Ditto.
8942 (ix86_maybe_switch_abi): Ditto.
8943 (ix86_expand_call): Ditto for clobbered_registers array.
8944 (ix86_hard_regno_mode_ok): Ditto.
8945 (x86_extended_QIreg_mentioned_p): Ditto.
8947 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
8949 PR tree-optimization/39349
8950 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
8952 * combine.c (gen_lowpart_for_combine): Use omode when generating
8955 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
8957 PR rtl-optimization/39235
8958 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
8960 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8962 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
8964 2009-03-04 Richard Guenther <rguenther@suse.de>
8966 PR tree-optimization/39362
8967 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
8968 that occur in abnormal PHIs should be varying.
8970 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8972 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
8974 (simple_iv): Take loop as an argument instead of statement.
8975 * tree-scalar-evolution.h (simple_iv): Declaration changed.
8976 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
8978 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
8980 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
8981 * matrix-reorg.c (analyze_transpose): Ditto.
8982 * tree-data-ref.c (dr_analyze_innermost): Ditto.
8983 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8984 * tree-predcom.c (ref_at_iteration): Ditto.
8985 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
8987 2009-03-04 Richard Guenther <rguenther@suse.de>
8989 PR tree-optimization/39358
8990 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
8991 escaped_id and callused_id.
8992 (solve_graph): Likewise.
8994 2009-03-04 Richard Guenther <rguenther@suse.de>
8996 PR tree-optimization/39339
8997 * tree-sra.c (try_instantiate_multiple_fields): Make it
8998 no longer ICE on the above.
9000 2009-03-03 Joseph Myers <joseph@codesourcery.com>
9002 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
9003 that fits within Pmode.
9005 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9008 * tm.texi (LIBCALL_VALUE): Update description.
9010 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9013 * doc/extend.texi (section): Update description.
9015 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9018 * tree-inline.c (remapped_type): New.
9019 (can_be_nonlocal): Call remapped_type instead of remap_type.
9021 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9024 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9025 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9027 2009-03-03 Richard Guenther <rguenther@suse.de>
9030 * tree.c (tree_nonartificial_location): New function.
9031 * tree.h (tree_nonartificial_location): Declare.
9032 * builtins.c (expand_builtin_memory_chk): Provide location
9033 of the call location for artificial function pieces.
9034 (maybe_emit_chk_warning): Likewise.
9035 (maybe_emit_sprintf_chk_warning): Likewise.
9036 (maybe_emit_free_warning): Likewise.
9037 * expr.c (expand_expr_real_1): Likewise.
9039 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9041 PR tree-optimization/39343
9042 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9043 COMPONENT_REF t has ARRAY_TYPE.
9045 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9048 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9049 when the type precision of the induction variable should be
9050 larger than the type precision of nit.
9051 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9052 * graphite.c (graphite_loop_normal_form): Same.
9053 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9055 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9057 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9058 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9059 numbers to describe clobbered registers.
9060 (*call_value_0_rex64_ms_sysv): Ditto.
9061 * config/i386/mmx.md (mmx_emms): Ditto.
9064 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9066 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9069 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9071 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9072 (spu_section_type_flags): New function.
9074 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9076 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9077 reg_class_contents of FLOAT_REGS into a temporary.
9079 2009-03-02 Richard Guenther <rguenther@suse.de>
9080 Ira Rosen <irar@il.ibm.com>
9082 PR tree-optimization/39318
9083 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9084 information to the vectorized statement.
9086 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9088 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9089 variable. Use defined names instead of magic constants for REX SSE
9092 2009-03-01 Richard Guenther <rguenther@suse.de>
9094 PR tree-optimization/39331
9095 * omp-low.c (lower_send_shared_vars): Do not receive new
9096 values for the reference of DECL_BY_REFERENCE parms or results.
9098 2009-03-01 Jan Hubicka <jh@suse.cz>
9101 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9102 BLOCK_NONLOCALIZED_VAR): New macros.
9103 (tree_block): Add nonlocalized_vars.
9104 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9105 gen_decl_die): Add origin argument. Allow generation of die with
9106 origin at hand only.
9107 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9108 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9110 (gen_block_die): Fix checking for unused blocks.
9111 (process_scope_var): Break out from .... ; work with origins only.
9112 (decls_for_scope) ... here; process nonlocalized list.
9113 (dwarf2out_ignore_block): Look for nonlocalized vars.
9114 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9116 (dump_scope_block): Dump them.
9117 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9118 (remap_block): Likewise.
9119 (can_be_nonlocal): New predicate.
9120 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9122 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9124 * configure: Regenerate.
9126 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9128 * optc-gen.awk: No need to duplicate option flags twice.
9129 Reuse help texts for duplicate options which do not have any.
9131 * gcc.c (display_help): Document --version.
9133 * gcc.c (main): If print_help_list and verbose_flag, ensure
9134 driver output comes before subprocess output.
9136 * optc-gen.awk: Assign all remaining fields to help string,
9137 space-separated, for multi-line help in *.opt.
9139 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9140 -Wno-pedantic-ms-format is for MinGW targets only.
9142 * doc/options.texi (Option file format): Fix bad indentation,
9143 restoring dropped sentence.
9145 2009-02-28 Jan Hubicka <jh@suse.cz>
9147 * tree-inline.c (tree_function_versioning): Output debug info.
9149 2009-02-28 Jan Hubicka <jh@suse.cz>
9152 * tree-inline.c (setup_one_parameter): Do not copy propagate
9153 arguments when not optimizing.
9155 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9158 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9159 (avx_addsubv4df3): Likewise.
9160 (*avx_addsubv4sf3): Likewise.
9161 (sse3_addsubv4sf3): Likewise.
9162 (*avx_addsubv2df3): Likewise.
9163 (sse3_addsubv2df3): Likewise.
9164 (avx_unpckhps256): Correct item selectors.
9165 (avx_unpcklps256): Likewise.
9166 (avx_unpckhpd256): Likewise.
9167 (avx_unpcklpd256): Likewise.
9169 2009-02-28 Jan Hubicka <jh@suse.cz>
9171 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9173 (copy_arguments_for_versioning): If var is declared don't declare it.
9174 (tree_function_versioning): First setup substitutions and then copy
9177 2009-02-27 Jan Hubicka <jh@suse.cz>
9180 * cgraph.h (varpool_output_debug_info): Remove.
9181 * cgraphunit.c (varpool_output_debug_info): Remove.
9182 * dwarf2out.c (deferred_locations_struct): New struct
9183 (deferred_locations): New type.
9184 (deferred_locations_list): New static var.
9185 (deffer_location): New function.
9186 (gen_variable_die): Use it.
9187 (decls_for_scope): Output info on local static vars.
9188 (dwarf2out_finish): Process deferred locations.
9189 * varpool.c (varpool_output_debug_info): Remove.
9191 2009-02-27 Jan Hubicka <jh@suse.cz>
9194 * tree.h (TREE_PROTECTED): Fix comment.
9195 (BLOCK_HANDLER_BLOCK): Remove.
9196 (struct tree_block): Remove handler_block add body_block.
9197 (inlined_function_outer_scope_p): New.
9198 (is_body_block): Remove.
9199 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9200 * dwarf2out.c (is_inlined_entry_point): Remove.
9201 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9202 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9204 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9205 * gimplify.c (gimplify_expr): Gimplify body blocks.
9206 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9207 block with multiple subblocks.
9208 (dump_scope_block): Prettier output; dump more flags and info.
9209 (dump_scope_blocks): New.
9210 (remove_unused_locals): Use dump_scope_blocks.
9211 * tree-flow.h (dump_scope_blocks): Declare.
9212 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9213 * stmt.c (is_body_block): Remove.
9214 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9215 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9217 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9220 * graphite.c (graphite_loop_normal_form): Do not call
9221 number_of_iterations_exit from a gcc_assert.
9223 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9225 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9226 jumps if COND is NULL.
9227 (find_cond_jump): New function.
9228 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9229 * config/s390/s390.md: Remove z10_cobra attribute value.
9231 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9233 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9234 force_const_mem returns NULL_RTX.
9236 2009-02-26 Jan Hubicka <jh@suse.cz>
9239 * cgraph.h (varpool_output_debug_info): Remove.
9240 * cgraphunit.c (varpool_output_debug_info): Remove.
9241 * dwarf2out.c (deferred_locations_struct): New struct
9242 (deferred_locations): New type.
9243 (deferred_locations_list): New static var.
9244 (deffer_location): New function.
9245 (gen_variable_die): Use it.
9246 (decls_for_scope): Output info on local static vars.
9247 (dwarf2out_finish): Process deferred locations.
9248 * varpool.c (varpool_output_debug_info): Remove.
9250 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9252 PR rtl-optimization/39241
9253 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9254 to subreg_offset_representable_p.
9256 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9258 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9259 execute function prototype. Get f and nregs from max_reg_num
9260 and get_insns. Remove the first backward pass as it's dead,
9261 guard the forward pass by flag_expensive_optimizations.
9262 (rest_of_handle_regmove): Delete.
9263 (pass_regmove): Replace it with regmove_optimize.
9265 2009-02-25 Martin Jambor <mjambor@suse.cz>
9267 PR tree-optimization/39259
9268 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9269 calls_alloca function flags.
9270 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9273 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9275 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9276 flags_set_1_rtx, flags_set_1_set): Delete.
9277 (regmove_optimize): Do not call mark_flags_life_zones.
9279 2009-02-24 Julian Brown <julian@codesourcery.com>
9282 * config/arm/arm.c (require_pic_register): Only set
9283 cfun->machine->pic_reg once per function.
9285 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9287 * doc/invoke.texi (Link Options): Document an easier way to pass
9288 options that take arguments to the GNU linker using -Xlinker and -Wl.
9290 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9293 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9295 2009-02-24 Richard Guenther <rguenther@suse.de>
9298 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9300 2009-02-24 Richard Guenther <rguenther@suse.de>
9301 Zdenek Dvorak <ook@ucw.cz>
9303 PR tree-optimization/39233
9304 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9305 from converting them to a generic type.
9307 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9309 PR tree-optimization/39260
9310 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9311 contains a condition with a real type.
9312 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9314 2009-02-23 Jason Merrill <jason@redhat.com>
9317 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9318 narrowing_initializer_constant_valid_p.
9319 (narrowing_initializer_constant_valid_p): Don't return
9320 null_pointer_node for adding a pointer to itself.
9322 2009-02-23 Jan Hubicka <jh@suse.cz>
9325 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9328 2009-02-23 Jan Hubicka <jh@suse.cz>
9330 PR tree-optimization/37709
9331 * tree.c (block_ultimate_origin): Move here from dwarf2out.
9332 * tree.h (block_ultimate_origin): Declare.
9333 * dwarf2out.c (block_ultimate_origin): Move to tree.c
9334 * tree-ssa-live.c (remove_unused_scope_block_p):
9335 Eliminate blocks containig no instructions nor live variables nor
9337 (dump_scope_block): New function.
9338 (remove_unused_locals): Enable removal of dead blocks by default;
9339 enable dumping at TDF_DETAILS.
9341 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9343 * config/i386/i386.c (classify_argument): Don't allow COImode
9345 (function_arg_advance_32): Don't allow OImode.
9346 (function_arg_32): Likewise.
9347 (function_value_32): Likewise.
9348 (return_in_memory_32): Likewise.
9349 (function_arg_64): Remove OImode comment.
9351 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9354 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9355 ix86_expand_vector_set for V4DImode in 64bit mode only.
9356 (ix86_expand_vector_init_one_var): Likewise.
9358 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
9360 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
9362 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9365 * loop-iv.c: Revert last change.
9366 * emit-rtl.c: Likewise.
9368 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9371 * config/i386/i386.c (type_natural_mode): Remove an extra
9372 space in the warning message.
9373 (function_value_32): Handle 32-byte vector modes.
9374 (return_in_memory_32): Likewise.
9376 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9378 * loop-iv.c (truncate_value): New function.
9379 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
9381 (lowpart_subreg): Move to...
9382 * emit-rtl.c: ...here.
9384 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
9386 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
9387 accidental and undocumented change at revision 140860.
9389 2009-02-21 Joseph Myers <joseph@codesourcery.com>
9391 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
9392 take gimple_seq * arguments.
9393 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
9394 types_compatible_p langhook.
9396 2009-02-20 Mark Mitchell <mark@codesourcery.com>
9397 Joseph Myers <joseph@codesourcery.com>
9399 * config/arm/arm.c (arm_builtin_va_list): New function.
9400 (arm_expand_builtin_va_start): Likewise.
9401 (arm_gimplify_va_arg_expr): Likewise.
9402 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
9403 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9404 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
9405 (va_list_type): New variable.
9406 (arm_mangle_type): Mangle va_list_type appropriately.
9408 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9411 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
9412 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
9413 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
9414 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
9415 parameter to 1000 for -O1 by default.
9416 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
9418 * loop-invariant.c: Include params.h.
9419 (move_loop_invariants): Don't call move_single_loop_invariants on
9422 2009-02-20 Jaka Mocnik <jaka@xlab.si>
9424 * calls.c (emit_library_call_value_1): Use slot_offset instead of
9425 offset when calculating bounds for indexing stack_usage_map. Fixes
9426 a buffer overflow with certain target setups.
9428 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9431 * calls.c (expand_call): Clear try_tail_call if caller and callee
9432 disagree in promotion of function return value.
9434 2009-02-19 Jakub Jelinek <jakub@redhat.com>
9437 * c-common.c (c_determine_visibility): If visibility changed and
9438 DECL_RTL has been already set, call make_decl_rtl to update symbol
9441 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
9444 * varasm.c (assemble_variable): Don't check DECL_NAME when
9445 globalizing a variable.
9447 2009-02-19 Joseph Myers <joseph@codesourcery.com>
9450 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
9451 expression before any __builtin_trap call.
9452 * c-typeck.c (build_function_call): Convert and check function
9453 arguments before generating a call to a trap. Evaluate the
9454 function arguments before the trap.
9456 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
9459 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
9460 (UNSPEC_FXAM_MEM): New unspec.
9461 (fxam<mode>2_i387_with_temp): New insn and split pattern.
9462 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
9463 memory using fxam<mode>2_i387_with_temp to remove excess precision.
9465 2009-02-19 Richard Guenther <rguenther@suse.de>
9467 PR tree-optimization/39207
9468 PR tree-optimization/39074
9469 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
9470 storedanything_tree): New.
9471 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
9472 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
9473 (build_succ_graph): Add edges from STOREDANYTHING to all
9475 (init_base_vars): Initialize STOREDANYTHING.
9476 (compute_points_to_sets): Free substitution info after
9477 building the succ graph.
9478 (ipa_pta_execute): Likewise.
9480 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
9482 (do_ds_constraint): Do not add to special var or non-pointer
9484 (type_could_have_pointers): Split out from ...
9485 (could_have_pointers): ... here. For arrays use the element type.
9486 (create_variable_info_for): Initialize may_have_pointers.
9487 (new_var_info): Likewise.
9488 (handle_lhs_call): Make the HEAP variable unknown-sized.
9489 (intra_create_variable_infos): Use a type with pointers for
9490 PARM_NOALIAS, make it unknown-sized.
9492 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
9495 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
9497 2009-02-18 Jason Merrill <jason@redhat.com>
9500 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
9501 value if DECL_EXTERNAL.
9502 * tree-sra.c (sra_walk_gimple_assign): Likewise.
9503 * target.h (gcc_target::binds_local_p): Clarify "module".
9504 * tree.h (TREE_PUBLIC): Clarify "module".
9506 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
9509 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
9510 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
9512 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
9515 * c.opt (Wabi): Support C and ObjC.
9518 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
9520 * config/i386/i386.c (classify_argument): Warn once about the ABI
9521 change when passing union with long double.
9523 * doc/invoke.texi: Update -Wabi for warning psABI changes.
9525 2009-02-18 Joseph Myers <joseph@codesourcery.com>
9528 * c-parser.c (c_parser_compound_statement): Always enter and leave
9531 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9534 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
9536 2009-02-18 Jakub Jelinek <jakub@redhat.com>
9538 PR tree-optimization/36922
9539 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
9540 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
9543 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9545 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9548 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9550 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
9552 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9554 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
9557 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
9558 Richard Sandiford <rdsandiford@googlemail.com>
9560 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
9561 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
9562 (loongson_biadd): ...this.
9564 2009-02-17 Richard Guenther <rguenther@suse.de>
9566 PR tree-optimization/39202
9567 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
9568 a var make sure to follow existing collapses.
9570 2009-02-17 Richard Guenther <rguenther@suse.de>
9573 * langhooks.c (lhd_print_error_function): Check for NULL block.
9575 2009-02-17 Richard Guenther <rguenther@suse.de>
9577 PR tree-optimization/39204
9578 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
9581 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
9583 * config/soft-fp/double.h: Update from glibc CVS.
9585 2009-02-17 Richard Guenther <rguenther@suse.de>
9587 PR tree-optimization/39207
9588 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
9589 strict-aliasing warnings for pointers pointing to NULL.
9591 2009-02-16 Joseph Myers <joseph@codesourcery.com>
9594 * c-parser.c (c_parser_braced_init): Call pop_init_level when
9595 skipping until next close brace.
9597 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
9600 * config/i386/i386.c (ix86_expand_push): Set memory alignment
9601 to function argument boundary.
9603 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9605 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
9606 in the lea_add. Reload eventually constraints it properly.
9607 * config/picochip/constraints.md: Remove the target constraint
9608 "b", since it is not needed anymore.
9610 2009-02-16 Jakub Jelinek <jakub@redhat.com>
9612 * gthr-dce.h: Uglify function parameter and local variable names.
9613 * gthr-gnat.h: Likewise.
9614 * gthr-mipssde.h: Likewise.
9615 * gthr-nks.h: Likewise.
9616 * gthr-posix95.h: Likewise.
9617 * gthr-posix.h: Likewise.
9618 * gthr-rtems.h: Likewise.
9619 * gthr-single.h: Likewise.
9620 * gthr-solaris.h: Likewise.
9621 * gthr-tpf.h: Likewise.
9622 * gthr-vxworks.h: Likewise.
9623 * gthr-win32.h: Likewise.
9625 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
9628 * config/i386/i386.md: Restrict the new peephole2 to move
9629 between MMX/SSE registers.
9631 2009-02-15 Richard Guenther <rguenther@suse.de>
9634 2009-02-13 Richard Guenther <rguenther@suse.de>
9636 * configure.ac: Enable LFS.
9637 * configure: Re-generate.
9638 * config.in: Likewise.
9640 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9642 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
9643 spu_srqwbyte, spu_srqwbytebc): Define.
9644 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
9645 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
9646 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
9647 "shrqby_<mode>"): New insn-and-split patterns.
9648 * config/spu/spu.c (expand_builtin_args): Determine and return
9649 number of operands using spu_builtin_description data.
9650 (spu_expand_builtin_1): Use it.
9652 2009-02-13 Steve Ellcey <sje@cup.hp.com>
9655 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
9658 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9661 * config/i386/i386.c (override_options): Correct warning
9662 messages for -malign-loops, -malign-jumps and -malign-functions.
9664 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9667 * config/i386/i386.md: Restrict the new peephole2 to move
9668 between the general purpose registers.
9670 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9673 * config/i386/i386.c (type_natural_mode): Add a new argument.
9674 Return the original mode and warn ABI change if vector size is 32byte.
9675 (function_arg_advance): Updated.
9676 (function_arg): Likewise.
9677 (ix86_function_value): Likewise.
9678 (ix86_return_in_memory): Likewise.
9679 (ix86_sol10_return_in_memory): Likewise.
9680 (ix86_gimplify_va_arg): Likewise.
9681 (function_arg_32): Don't warn ABX ABI change here.
9682 (function_arg_64): Likewise.
9684 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
9686 * loop-iv.c (implies_p): In the final case, test that operands 0
9687 of the two comparisons match.
9689 * config/bfin/bfin.c (find_prev_insn_start): New function.
9690 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
9691 (find_next_insn_start): Move.
9693 2009-02-13 Richard Guenther <rguenther@suse.de>
9695 * configure.ac: Enable LFS.
9696 * configure: Re-generate.
9697 * config.in: Likewise.
9699 2009-02-13 Joseph Myers <joseph@codesourcery.com>
9702 * c-parser.c (c_parser_parms_list_declarator): Discard pending
9703 sizes on syntax error after some arguments have been parsed.
9705 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9707 * doc/invoke.texi (-fira): Remove.
9709 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9711 * caller-save.c: Replace regclass.c with reginfo.c in comments.
9712 * recog.c: Likewise.
9715 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
9717 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
9718 (umul_ppmm): Likewise.
9719 (count_leading_zeros): Likewise.
9720 (count_trailing_zeros): Likewise.
9721 (UMUL_TIME): Likewise.
9723 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9725 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
9726 soft-fp/t-softfp to tmake_file.
9728 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
9729 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
9730 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
9731 IA64_BUILTIN_INFQ]: New.
9732 (ia64_init_builtins): Initialize __builtin_infq,
9733 __builtin_fabsq and __builtin_copysignq if not HPUX.
9734 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
9735 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
9737 * config/ia64/lib1funcs.asm (__divtf3): Define only if
9739 (__fixtfti): Likewise.
9740 (__fixunstfti): Likewise.
9741 (__floattitf): Likewise.
9743 * config/ia64/libgcc-glibc.ver: New.
9744 * config/ia64/t-fprules-softfp: Likewise.
9745 * config/ia64/sfp-machine.h: Likewise.
9747 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
9748 (LIBGCC2_TF_CEXT): Likewise.
9749 (TF_SIZE): Likewise.
9750 (TARGET_INIT_LIBFUNCS): Likewise.
9752 * config/ia64/t-glibc (SHLINB_MAPFILES):
9753 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
9755 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9757 * config/i386/i386.c (construct_container): Rewrite processing
9758 BLKmode with X86_64_SSE_CLASS.
9760 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
9763 * config/i386/i386.md: Replace simplify_replace_rtx with
9764 replace_rtx in the new peephole2.
9766 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
9768 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
9769 loop unrolling do not happen at -O2.
9771 2009-02-12 Michael Matz <matz@suse.de>
9773 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
9775 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9777 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
9780 2009-02-12 Ben Elliston <bje@au.ibm.com>
9782 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
9783 patterns when updating the back chain. Missed in the 2009-02-10
9786 2009-02-11 Janis Johnson <janis187@us.ibm.com>
9788 * doc/extend.texi (Decimal Floating Types): Update identifier of
9789 draft TR and list of missing support.
9791 2009-02-11 Jakub Jelinek <jakub@redhat.com>
9794 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
9795 bit to variable length decl's flags, add it also to its
9796 pointer replacement variable.
9798 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
9799 Jakub Jelinek <jakub@redhat.com>
9802 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
9803 (memory_blockage): New expander.
9804 (*memory_blockage): New insn pattern.
9805 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
9806 instead of general blockage at the end of function prologue when
9807 frame pointer is used to access red zone area. Do not emit blockage
9808 when profiling, it is emitted in generic code.
9809 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
9810 function epilogue when frame pointer is used to access red zone area.
9812 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
9815 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
9816 by arithmetic with memory operands.
9817 * config/i386/predicates.md (commutative_operator): New.
9819 2009-02-10 Janis Johnson <janis187@us.ibm.com>
9821 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
9824 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
9826 * alias.h (record_alias_subset): Declare.
9827 * alias.c (record_alias_subset): Make global.
9829 2009-02-10 Nick Clifton <nickc@redhat.com>
9831 * tree-parloops.c: Change license to GPLv3.
9832 * ipa-struct-reorg.c: Change license to GPLv3.
9833 * ipa-struct-reorg.h: Change license to GPLv3.
9835 2009-02-10 Steve Ellcey <sje@cup.hp.com>
9838 * c-decl.c (start_struct): Return NULL on error.
9840 2009-02-10 Jakub Jelinek <jakub@redhat.com>
9843 * cfgloopmanip.c (remove_path): Call remove_bbs after
9844 cancel_loop_tree, not before it.
9847 * function.h (struct function): Add has_local_explicit_reg_vars bit.
9848 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
9849 VAR_DECLs were seen.
9850 * tree-ssa-live.c (remove_unused_locals): Recompute
9851 cfun->has_local_explicit_reg_vars.
9852 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
9853 copies or clearings if cfun->has_local_explicit_reg_vars.
9855 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
9858 * config/i386/i386.c (expand_prologue): Emit blockage at the end
9859 of function prologue when frame pointer is used to access
9862 2009-02-10 Richard Guenther <rguenther@suse.de>
9865 * gimplify.c (gimple_regimplify_operands): Always look if
9866 we need to create a temporary.
9868 2009-02-10 Richard Guenther <rguenther@suse.de>
9870 PR tree-optimization/39132
9871 * tree-loop-distribution.c (todo): New global var.
9872 (generate_memset_zero): Trigger TODO_rebuild_alias.
9873 (tree_loop_distribution): Return todo.
9875 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
9878 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
9879 (x86_64_reg_class_name): Removed.
9880 (classify_argument): Return 0 if bytes > 32. Return 0 if the
9881 first one isn't X86_64_SSE_CLASS or any other ones aren't
9882 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
9883 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
9884 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
9885 and 3 X86_64_SSEUP_CLASS.
9886 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
9887 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
9889 2009-02-10 Ben Elliston <bje@au.ibm.com>
9891 * config/rs6000/rs6000.md (allocate_stack): Always use an update
9892 form instruction to update the stack back chain word, even if the
9893 user has disabled the generation of update instructions.
9894 (movdi_<mode>_update_stack): New.
9895 (movsi_update_stack): Likewise.
9896 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
9897 always use an update form instruction to update the stack back
9900 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
9903 * graphite.c (if_region_set_false_region): After moving a region in
9904 the false branch of a condition, remove the empty dummy basic block.
9905 (gloog): Remove wrong fix for PR38953.
9907 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9909 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
9910 generation due to implicit sign extension.
9912 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
9915 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
9916 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
9918 2009-02-09 Richard Guenther <rguenther@suse.de>
9921 * convert.c (convert_to_real): Disable (float)fn((double)x)
9922 to fnf(x) conversion if errno differences may occur and
9923 -fmath-errno is set.
9925 2009-02-07 Anatoly Sokolov <aesok@post.ru>
9927 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
9928 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9929 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9931 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9934 * c-common.c (handle_alias_attribute): Disallow attribute for
9935 anything not a FUNCTION_DECL or VAR_DECL.
9937 2009-02-06 Janis Johnson <janis187@us.ibm.com>
9940 * real.c (do_compare): Special-case compare of zero against
9941 decimal float value.
9943 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9946 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
9947 as indicating flexible array members unless the field itself is
9948 being declarared as the incomplete array.
9950 2009-02-06 Jan Hubicka <jh@suse.cz>
9952 PR tree-optimization/38844
9953 * ipa-inline.c (try_inline): Stop inlining recursion when edge
9956 2009-02-06 Richard Guenther <rguenther@suse.de>
9959 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
9960 fork because we may expand it as __gcov_fork.
9962 2009-02-06 Nick Clifton <nickc@redhat.com>
9964 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
9966 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
9968 PR tree-optimization/35659
9969 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
9970 vn_phi_eq): Shortcut if hashcode does not match.
9971 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
9973 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
9974 and avoid iterative_hash_expr.
9975 (FOR_EACH_VALUE_ID_IN_SET): New.
9976 (value_id_compare): Remove.
9977 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
9978 sort expressions by value id.
9980 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
9983 * config/sh/predicates.md (general_movsrc_operand): Don't check
9984 the subreg of system registers here.
9986 2009-02-05 Jakub Jelinek <jakub@redhat.com>
9989 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
9992 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
9994 PR rtl-optimization/39110
9995 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
9996 addresses, not aligned ones.
9998 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
9999 Richard Guenther <rguenther@suse.de>
10001 PR tree-optimization/39100
10002 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
10003 comment says and add edges.
10005 2009-02-05 Joseph Myers <joseph@codesourcery.com>
10008 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10009 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10011 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10013 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10014 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10015 register_bb_in_sese, new_sese, free_sese): Moved.
10016 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10017 outermost_loop_in_scop, build_scop_iteration_domain,
10018 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10019 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10020 Use loop_in_sese_p instead of loop_in_scop_p.
10021 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10022 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10023 (scopdet_basic_block_info): Fix bug in scop detection.
10024 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10025 eq_loop_to_cloog_loop): Remove.
10026 (nb_loops_around_loop_in_scop, nb_loop
10027 ref_nb_loops): Moved here...
10028 * graphite.h (ref_nb_loops): ... from here.
10029 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10030 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10031 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10032 * testsuite/gcc.dg/graphite/scop-19.c: New
10034 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10035 Hans-Peter Nilsson <hp@axis.com>
10037 PR rtl-optimization/37889
10038 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10039 Move offset handling from PLUS to before the switch. Use new
10040 arguments when considering SYMBOL_REFs too.
10041 (rtx_addr_can_trap_p): Pass dummy offset and size.
10042 (enum may_trap_p_flags): Remove.
10043 (may_trap_p_1): Pass size from MEM_SIZE.
10045 PR rtl-optimization/38921
10046 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10047 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10048 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10049 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10051 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10053 AVX Programming Reference (January, 2009)
10054 * config/i386/sse.md (*vpclmulqdq): New.
10056 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10058 PR tree-optimization/38977
10059 PR gcov-profile/38292
10060 * calls.c (special_function_p): Disregard __builtin_ prefix.
10062 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10064 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10065 non-indexable addresses even before reload.
10067 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10070 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10071 as having variable size. Do not give an error for unnamed
10072 parameters with [*] declarators. Give a warning for type names
10073 with [*] declarators and mark them as variable size.
10074 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10075 for sizeof applied to [*] type names.
10077 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10080 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10082 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10084 * gcc.c (process_command): Update copyright notice dates.
10085 * gcov.c (print_version): Likewise.
10086 * gcov-dump.c (print_version): Likewise.
10087 * mips-tfile.c (main): Likewise.
10088 * mips-tdump.c (main): Likewise.
10090 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10093 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10094 for composite type involving a zero-length array type.
10096 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10099 * function.c (match_asm_constraints_1): Skip over
10100 initial optional % in the constraint.
10102 PR inline-asm/39059
10103 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10104 supported, don't accept FIXED_CSTs.
10105 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10106 and _Sat is used without _Fract/_Accum. Set specs->type to
10107 integer_type_node for cts_fract/cts_accum if fixed point is not
10110 2009-02-02 Catherine Moore <clm@codesourcery.com>
10112 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10114 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10116 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10117 (ABI_HAS_64BIT_SYMBOLS): Use it.
10118 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10120 2009-02-02 Paul Brook <paul@codesourcery.com>
10122 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10124 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10126 PR inline-asm/39058
10127 * recog.h (asm_operand_ok): Add constraints argument.
10128 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10129 recurse on matching constraint.
10130 (check_asm_operands): Pass constraints as 3rd argument to
10131 asm_operand_ok. Don't look up matching constraint here.
10132 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10135 2009-02-02 Ben Elliston <bje@au.ibm.com>
10137 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10138 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10140 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10142 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10143 information. Remove some obsolete information. Reorganize.
10145 * config/pa/fptr.c: Revert license to GPL 2.
10146 * config/pa/milli64.S: Likewise.
10148 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10151 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10152 LIBRARY name in, instead of hard-coding it.
10153 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10154 extra target make frag to tmake_files according to EH model.
10155 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10156 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10157 frags that define makefile variable EH_MODEL appropriately.
10158 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10159 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10160 to "-sjlj" according to type of EH configured.
10161 (LIBGCC_SONAME): Concatenate it to shared library base name.
10162 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10163 to "_sjlj" according to type of EH configured.
10164 (LIBGCC_SONAME): Concatenate it to shared library base name.
10165 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10166 (SHLIB_LINK): Add missing semicolon to if-else construct.
10167 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10168 string value of "pe_dll" command-line option.
10169 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10170 (SHLIB_SONAME): Use it when overriding t-cygming default.
10171 (SHLIB_IMPLIB): Override t-cygming default.
10172 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10173 string value of "pe_dll" command-line option.
10175 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10178 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10179 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10181 2009-01-31 Richard Guenther <rguenther@suse.de>
10183 PR tree-optimization/38937
10184 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10185 computing the transitive closure.
10187 2009-01-30 Richard Guenther <rguenther@suse.de>
10189 PR tree-optimization/39041
10190 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10191 Propagate variable indices only if the types match for this stmt.
10193 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10196 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10197 inline but never defined.
10199 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10201 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10202 (*insv_h_di_reg_extimm): New insn.
10203 (*insv_l<mode>_reg_extimm): New insn.
10205 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10207 * config/picochip/picochip.c (flag_conserve_stack): set
10208 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10209 fconserve-stack. Reduce call-overhead used by inliner.
10211 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10214 * common.opt (flag_conserve_stack): Initialised to zero.
10216 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10219 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10220 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10223 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10225 * ira-color.c (allocno_reload_assign): Update comments.
10226 * regmove.c (regmove_optimize): Likewise.
10230 2009-01-29 Robert Millan <rmh@aybabtu.com>
10232 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10233 * config/i386/kopensolaris-gnu.h: New file. Undefine
10234 `MD_UNWIND_SUPPORT'.
10235 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10237 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10239 PR tree-optimization/39007
10240 * tree-loop-distribution.c (generate_builtin): Use
10241 recompute_dominator to compute the immediate dominator of the
10242 basic block just after the loop.
10244 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10246 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10247 (ASM_OUTPUT_DWARF_PCREL): Define.
10249 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10251 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10252 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10253 global. Modify entries about regmove and IRA.
10255 * ra-conflict.c: Remove the file.
10257 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10259 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10260 (pass_regclass_init): Rename to pass_reginfo_init.
10262 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10264 * toplev.h (flag_ira): Remove.
10266 * caller-save.c (setup_save_areas): Remove flag_ira.
10268 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10270 * global.c: Remove the file.
10272 * opts.c (decode_options): Remove flag_ira.
10274 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10276 * regmove.c: Modify file description.
10277 (find_use_as_address, try_auto_increment): Define them only if
10278 AUTO_INC_DEC is defined.
10279 (replacement_quality, replace_in_call_usage, fixup_match_1,
10280 stable_and_no_regs_but_for_p): Remove.
10281 (reg_set_in_bb): Make it static.
10282 (regmove_optimize): Remove flag_ira and code which worked for
10285 * local-alloc.c: Remove the file.
10287 * common.opt (fira): Remove.
10289 * ira.c: Include except.h.
10290 (eliminable_regset): Move from global.c.
10291 (mark_elimination): Ditto. Remove flag_ira.
10292 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10293 equiv_mem_modified, validate_equiv_mem_from_store,
10294 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10295 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10296 no_equiv, recorded_label_ref): Move from local-alloc.c.
10297 (update_equiv_regs): Ditto. Make it static.
10298 (print_insn_chain, print_insn_chains): Move it from global.c.
10299 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10300 (build_insn_chain): Ditto. Make it static.
10301 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10302 Rename to init_live_subregs.
10303 (gate_ira): Remove flag_ira.
10305 * regclass.c: Rename reginfo.c. Change file description.
10306 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10307 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10308 (init_reg_sets_1): Remove code for evaluation of
10309 reg_class_superclasses and losing_caller_save_reg_set.
10310 (init_regs): Remove init_reg_autoinc.
10311 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10312 ok_for_base_p_nonstrict): Remove.
10313 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10314 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10315 corresponding entries.
10316 (dump_regclass, record_operand_costs, scan_one_insn,
10317 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10318 record_address_regs, auto_inc_dec_reg_p): Remove.
10319 (gt-regclass.h): Rename to gt-reginfo.h.
10321 * rtl.h (dump_global_regs, retry_global_alloc,
10322 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10324 * Makefile.in (RA_H): Remove.
10325 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10326 Rename regclass.o to reginfo.o.
10327 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10329 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10330 (GTFILES): Rename regclass.c to reginfo.c.
10332 * passes.c (init_optimization_passes): Remove pass_local_alloc and
10333 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
10335 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10336 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
10338 (finish_spills): Ditto. Remove code for !flag_ira.
10340 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
10342 PR middle-end/35854
10343 * doc/invoke.texi (rtl debug options): Complete rewrite.
10344 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
10346 * mode-switching.c (pass_mode_switching): Rename pass from
10347 "mode-sw" to "mode_sw".
10348 * except.c (pass_convert_to_eh_ranges): Rename pass from
10349 "eh-ranges" to "eh_ranges".
10350 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
10354 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
10355 Alexander Monakov <amonakov@ispras.ru>
10357 PR middle-end/38857
10358 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
10360 (move_exprs_to_boundary): Change return type and pass through
10361 should_move from move_op. Relax assert. Update usage ...
10362 (schedule_expr_on_boundary): ... here. Use should_move instead of
10364 (move_op_orig_expr_found): Indicate that insn was disconnected from
10366 (code_motion_process_successors): Do not call after_merge_succs
10367 callback if original expression was not found when traversing any of
10369 (code_motion_path_driver): Change return type. Update prototype.
10370 (move_op): Update comment. Add a new parameter (should_move). Update
10371 prototype. Set *should_move based on indication provided by
10372 move_op_orig_expr_found.
10374 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
10376 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
10377 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
10378 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
10379 * config/rs6000/rs6000.c (rs6000_override_options): Default
10380 avoid-indexed-addresses on for Power6, off for everything else.
10381 (avoiding_indexed_address_p): New function.
10382 (rs6000_legitimize_address): Use it.
10383 (rs6000_legitimate_address): Likewise.
10384 * config/rs6000/rs6000.md (movXX_updateX): Likewise
10386 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
10388 PR tree-optimization/38997
10389 * tree-loop-distribution.c (generate_memset_zero): Use
10390 POINTER_PLUS_EXPR for a pointer addition.
10392 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
10394 * config/s390/s390.md (bswap<mode>2): New pattern added.
10396 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10398 * config/s390/s390.md (*tls_load_31): Added type attribute.
10400 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10402 * config/s390/s390.md: Fix a few comments.
10404 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10406 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
10407 (*tm<mode>_full): Fixed z10prop attribute.
10408 (*tst<mode>_extimm): Fixed z10prop attribute.
10409 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
10410 (*tstqiCCT_cconly): Fixed z10prop attribute.
10411 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
10412 (*movsi_larl): Fixed z10prop attribute.
10413 (*movsi_zarch): Fixed z10prop attribute.
10414 (*movsi_eas): Fixed z10prop attribute.
10415 (*movhi): Fixed z10prop attribute.
10416 (*movqi): Fixed z10prop attribute.
10417 (*movstrictqi): Fixed z10prop attribute.
10418 (*mov<mode>): Fixed z10prop attribute.
10419 (*movcc): Fixed z10prop attribute.
10420 (*sethighpartdi_64): Fixed z10prop attribute.
10421 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
10422 (*negdi2_sign_cc): Fixed z10prop attribute.
10423 (*negdi2_sign): Fixed z10prop attribute.
10424 (*absdi2_sign_cc): Fixed z10prop attribute.
10425 (*absdi2_sign): Fixed z10prop attribute.
10426 (*negabsdi2_sign_cc): Fixed z10prop attribute.
10427 (*negabsdi2_sign): Fixed z10prop attribute.
10428 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
10429 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
10430 (doloop_si64): Fixed z10prop attribute.
10431 (doloop_si31): Fixed z10prop attribute.
10432 (doloop_long): Fixed z10prop attribute.
10433 (indirect_jump): Fixed z10prop attribute.
10434 (nop): Fixed z10prop attribute.
10435 (main_base_64): Fixed z10prop attribute.
10436 (reload_base_64): Fixed z10prop attribute.
10438 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10440 PR rtl-optimization/38740
10441 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
10443 * config/mips/mips.c (mips_reorg): Likewise.
10445 2009-01-28 Richard Guenther <rguenther@suse.de>
10447 PR tree-optimization/38926
10448 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
10449 with the correct value id to a value.
10450 (do_regular_insertion): Use the value number of edoubleprime
10451 for the value number of the expr.
10454 2008-08-21 Richard Guenther <rguenther@suse.de>
10456 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10457 a PHI ask VN if it is already available.
10458 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10459 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10461 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10463 PR middle-end/38934
10464 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
10465 set to varying whenever max has TREE_OVERFLOW set, similarly
10466 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
10468 2009-01-28 Richard Guenther <rguenther@suse.de>
10470 PR middle-end/38908
10471 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
10472 uninitialized aggregate uses in call arguments.
10474 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
10476 PR tree-optimization/38984
10477 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
10478 the nothing_id variable if -fno-delete-null-pointer-checks.
10480 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
10483 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
10484 (set_got_offset_rex64): Ditto.
10486 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
10489 * doc/extend.texi: Improve local variable with asm reg.
10491 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
10493 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
10494 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
10495 was not supplied then set warn_packed_bitfield_compat to the
10496 default value of 1.
10497 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
10500 2009-01-27 Richard Guenther <rguenther@suse.de>
10502 PR tree-optimization/38503
10503 * cfgexpand.c (expand_gimple_basic_block): Ignore
10504 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
10505 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
10506 variables that cannot have TBAA applied.
10507 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
10510 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
10512 PR middle-end/38969
10513 * calls.c (initialize_argument_information): Do not wrap complex
10514 arguments in SAVE_EXPR.
10516 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
10518 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
10519 (INSTALL_LIBGCC): Revert typo commit.
10521 2009-01-26 Richard Guenther <rguenther@suse.de>
10523 PR tree-optimization/38745
10524 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
10525 from special handling.
10527 2009-01-26 Richard Guenther <rguenther@suse.de>
10529 PR tree-optimization/38745
10530 * tree-ssa.c (execute_update_addresses_taken): Do not include
10531 variables that cannot possibly be a register in not_reg_needs.
10532 Do not clear TREE_ADDRESSABLE on vars that may not become
10534 * tree-ssa.c (update_alias_info_1): Include those in the set
10535 of addressable vars.
10537 2009-01-26 Richard Guenther <rguenther@suse.de>
10539 PR middle-end/38851
10540 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
10541 * tree-ssa-dse.c: Include langhooks.h
10542 (execute_simple_dse): Remove stores with zero size.
10544 2009-01-24 Jakub Jelinek <jakub@redhat.com>
10547 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
10550 2009-01-24 Julian Brown <julian@codesourcery.com>
10552 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
10553 config/arm/linux-atomic.c.
10554 * config/arm/linux-atomic.c: New.
10556 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
10558 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
10559 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
10560 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
10562 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
10565 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
10568 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
10570 PR tree-optimization/38953
10571 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
10572 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
10573 (gloog): Split the exit of the scop when the scop exit is a loop exit.
10574 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
10577 2009-01-24 Paul Brook <paul@codesourcery.com>
10579 * config/arm/neon.md (neon_type): Move to arm.md.
10580 (neon_mov<VSTRUCT>): Add neon_type attribute.
10581 * config/arm/arm.md (neon_type): Move to here.
10582 (conds): Add "unconditioal" and use as default for NEON insns.
10584 2009-01-24 Ben Elliston <bje@au.ibm.com>
10586 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
10587 void *' warning from -Wc++-compat.
10588 * Makefile.in (dominance.o-warn): Remove.
10590 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
10592 PR tree-optimization/38932
10593 * fold-const.c (fold_unary_ignore_overflow): New.
10594 * tree.h (fold_unary_ignore_overflow): Declare.
10595 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
10596 * tree-ssa-sccvn.c (visit_reference_op_load,
10597 simplify_unary_expression): Likewise.
10599 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
10601 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
10602 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
10603 regardless of their type.
10604 * c-common.c (handle_packed_attribute): Don't ignore packed on
10606 * c.opt (Wpacked-bitfield-compat): New warning option.
10607 * stor-layout.c (place_field): Warn if offset of a field changed.
10608 * doc/extend.texi (packed): Mention the ABI change.
10609 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
10610 (Warning Options): Add it to the list.
10612 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
10614 * c-opts.c (c_common_post_options): Fix a typo in comments.
10616 2009-01-22 Steve Ellcey <sje@cup.hp.com>
10618 PR middle-end/38615
10619 * gimplify.c (gimplify_init_constructor): Fix promotion of const
10620 variables to static.
10621 * doc/invoke.texi (-fmerge-all-constants): Update description.
10623 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
10626 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
10627 (*movdi_1_rex64): Use type "mmx" for alternative 5.
10629 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
10631 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
10633 (LOCAL_ALIGNMENT): Similarly.
10635 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10636 Joseph Myers <joseph@codesourcery.com>
10638 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
10639 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
10640 * config/arm/arm-tune.md: Regenerate.
10641 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
10644 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10646 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
10647 version number to five.
10649 2009-01-22 Dodji Seketeli <dodji@redhat.com>
10652 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
10653 * c-common.c (set_underlying_type): Likewise.
10654 (is_typedef_decl ): Likewise
10656 (set_underlying_type): Likewise.
10657 (is_typedef_type): Likewise.
10659 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
10661 PR middle-end/38587
10662 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
10665 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10668 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
10669 (LIBGCC_SPEC): Don't define.
10670 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
10672 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
10674 PR rtl-optimization/38879
10675 * alias.c (base_alias_check): Unaligned access via AND address can
10676 alias all surrounding object types except those with sizes equal
10677 or wider than the size of unaligned access.
10679 2009-01-21 Dodji Seketeli <dodji@redhat.com>
10682 * c-decl.c (clone_underlying_type): Move this ...
10683 * c-common.c (set_underlying_type): ... here.
10684 Also, make sure the function properly sets TYPE_STUB_DECL() on
10685 the newly created typedef variant type.
10686 (is_typedef_decl ): New entry point.
10687 * tree.h: Added a new member member_types_needing_access_check to
10688 struct tree_decl_non_common.
10689 (set_underlying_type): New entry point.
10690 (is_typedef_type): Likewise.
10692 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
10694 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
10695 Check whether two instructions have memory references that
10696 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
10697 are helper functions for traversing.
10698 * alias.h (insn_alias_sets_confilict_p): New prototypes.
10699 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
10700 not to draw dependency edge for instructions with non-conflicting
10703 2009-01-20 Joseph Myers <joseph@codesourcery.com>
10706 * longlong.h: Update copyright years. Use soft-fp license notice.
10707 Sync __clz_tab declaration with glibc.
10709 2009-01-20 Steve Ellcey <sje@cup.hp.com>
10712 * doc/extend.texi (syscall_linkage): New.
10713 (version_id): Modify.
10715 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10716 Richard Guenther <rguenther@suse.de>
10718 PR tree-optimization/38747
10719 PR tree-optimization/38748
10720 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
10721 conversion if the base address is an indirect reference and the
10722 aliasing sets could cause issues.
10724 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10726 * common.opt (fgraphite, fgraphite-identity): Add comment for
10727 explaining why these options are not documented.
10729 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10731 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
10732 gimple_call_lhs is NULL.
10734 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
10737 * emit-rtl.c (adjust_address_1): Make sure memref is never
10740 2009-01-20 Ben Elliston <bje@au.ibm.com>
10742 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10743 const qualifier from arg parameter. Remove unnecessary cast to char *.
10744 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10745 const qualifier from arg 2.
10747 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10749 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
10751 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
10754 * rtl.h (reinit_regs): New prototype.
10755 * regclass.c: Include ira.h.
10756 (reinit_regs): New.
10757 * Makefile.in (regclass.o): Add ira.h.
10758 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
10760 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
10763 * c-common.c (handle_aligned_attribute): Use
10764 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
10765 default alignment value.
10767 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
10769 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
10770 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
10772 * doc/extend.texi: Update __attribute__ ((aligned)). Document
10773 __BIGGEST_ALIGNMENT__.
10775 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
10777 2009-01-18 Richard Guenther <rguenther@suse.de>
10779 PR tree-optimization/38819
10780 * tree-flow.h (operation_could_trap_helper_p): Declare.
10781 * tree-eh.c (operation_could_trap_helper_p): Export.
10782 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
10783 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
10784 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
10785 are about to insert a possibly trapping instruction and fail
10788 2009-01-18 Andreas Schwab <schwab@suse.de>
10790 * doc/install.texi (Configuration): Remove obsolete paragraph
10791 about use of --with-gnu-ld with --with-gnu-as.
10793 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
10795 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
10796 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
10797 Follow spelling conventions.
10799 2009-01-18 Ben Elliston <bje@au.ibm.com>
10801 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
10802 C++ warning about implicit conversion from void * to struct
10804 (bitmap_obstack_free): Likewise for bitmap_element *.
10805 * Makefile.in (bitmap.o-warn): Remove.
10807 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
10809 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
10811 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
10812 Tobias Grosser <tobi.grosser@amd.com>
10814 * graphite.c (graphite_trans_scop_block): Do not block single
10817 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
10819 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
10820 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
10821 test with assertion.
10823 2009-01-16 Richard Guenther <rguenther@suse.de>
10825 PR tree-optimization/38835
10826 PR middle-end/36227
10827 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
10828 and INT + PTR -> (INT)(PTR p+ INT) folding.
10829 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
10831 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
10834 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
10835 the subreg from a lowpart subreg if it is also casting the value.
10837 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
10838 Tobias Grosser <tobi.grosser@amd.com>
10840 * graphite.c (compare_prefix_loops): New.
10841 (build_scop_canonical_schedules): Rewritten.
10842 (graphite_transform_loops): Move build_scop_canonical_schedules
10843 after build_scop_iteration_domain.
10845 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
10846 Tobias Grosser <tobi.grosser@amd.com>
10848 * graphite.c (add_conditions_to_domain): Add the loops to
10849 the dimension of the iteration domain. Do copy the domain
10850 only when it exists.
10851 (build_scop_conditions_1): Do not call add_conditions_to_domain.
10852 (add_conditions_to_constraints): New.
10853 (can_generate_code_stmt, can_generate_code): Removed.
10854 (gloog): Do not call can_generate_code.
10855 (graphite_transform_loops): Call add_conditions_to_constraints
10856 after building the iteration domain.
10858 2009-01-16 Jakub Jelinek <jakub@redhat.com>
10860 PR tree-optimization/38789
10861 * tree-ssa-threadedge.c
10862 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10863 __builtin_constant_p.
10865 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10867 * dce.c (delete_unmarked_insns): Reversed the order that insns are
10868 examined before deleting them.
10870 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
10872 * function.c (aggregate_value_p): Correctly extract the function
10873 type from CALL_EXPR_FN lookup.
10875 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10877 * config/picochip/picochip.c (picochip_override_options): Revert
10878 CFI asm flag disable commited previously.
10880 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
10881 Tobias Grosser <tobi.grosser@amd.com>
10882 Jan Sjodin <jan.sjodin@amd.com>
10884 * graphite.c (scan_tree_for_params): On substractions negate
10885 all the coefficients of the term.
10886 (clast_to_gcc_expression_red): New. Handle reduction expressions
10887 of more than two operands.
10888 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
10889 (get_vdef_before_scop): Handle also the case of default definitions.
10891 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10893 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
10894 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
10895 Also use them when walking CALL_INSN_FUNCTION_USAGE.
10897 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
10898 Joey Ye <joey.ye@intel.com>
10900 PR middle-end/37843
10901 * cfgexpand.c (expand_stack_alignment): Don't update stack
10902 boundary nor check incoming stack boundary here.
10903 (gimple_expand_cfg): Update stack boundary and check incoming
10904 stack boundary here.
10906 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10908 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
10910 2009-01-14 Jakub Jelinek <jakub@redhat.com>
10912 PR rtl-optimization/38245
10913 * calls.c (expand_call): Add stack arguments to
10914 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10915 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
10916 in regs and partially in memory or BLKmode arguments.
10917 (emit_library_call_value_1): Add stack arguments to
10918 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10919 ACCUMULATE_OUTGOING_ARGS).
10920 * dce.c: Include tm_p.h.
10921 (find_call_stack_args): New function.
10922 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
10924 (mark_insn): Call find_call_stack_args for CALL_Ps.
10925 (prescan_insns_for_dce): Walk insns backwards in bb rather than
10926 forwards. Allocate and free arg_stores bitmap if needed, pass it
10927 down to deletable_insn_p, don't mark stores set in arg_stores
10928 bitmap, clear the bitmap at the beginning of each bb.
10929 * Makefile.in (dce.o): Depend on $(TM_P_H).
10931 2009-01-14 Michael Meissner <gnu@the-meissners.org>
10934 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
10935 to make sure the insn is a conditional test (bug 22599). Reformat a
10938 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
10940 PR middle-end/38431
10941 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
10942 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
10943 (gloog): Do not call cleanup_tree_cfg.
10944 (graphite_transform_loops): Call cleanup_tree_cfg after all
10945 scops have been code generated.
10947 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
10948 * doc/gty.texi (Invoking the garbage collector): Added new node
10949 and section documenting ggc_collect.
10951 2009-01-14 Richard Guenther <rguenther@suse.de>
10953 PR tree-optimization/38826
10954 PR middle-end/38477
10955 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
10956 initialization notes only if we actually emitted a warning.
10957 (intra_create_variable_infos): Add constraints for a result decl
10958 that is passed by hidden reference.
10959 (build_pred_graph): Mark all related variables non-direct on
10962 2009-01-14 Nick Clifton <nickc@redhat.com>
10964 * ira-conflicts.c: Include addresses.h for the definition of
10966 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
10967 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
10969 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
10972 * Makefile.in (ira-lives.o): Add except.h.
10974 * ira-lives.c: Include except.h.
10975 (process_bb_node_lives): Process can_throw_internal.
10977 2009-01-13 Jakub Jelinek <jakub@redhat.com>
10979 PR rtl-optimization/38774
10980 * combine.c (simplify_set): When undoing cc_use change, don't do
10981 PUT_CODE on the newly created comparison, but instead put back the
10984 2009-01-13 Joseph Myers <joseph@codesourcery.com>
10986 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
10987 values. Remove duplicate arm8 entry.
10989 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10991 PR tree-optimization/38786
10992 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
10993 the SSA_NAME case of expand_scalar_variables_expr.
10994 Set the type of an expression to the type of its assign statement.
10995 (expand_scalar_variables_expr): Also gather the scalar computation
10996 used to index the memory access. Do not pass loop_p.
10997 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
10998 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
10999 the gimple_stmt_iterator where it inserts new code.
11000 Do not pass loop_p.
11001 (copy_bb_and_scalar_dependences): Do not pass loop_p.
11002 (translate_clast): Update call to copy_bb_and_scalar_dependences.
11004 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11006 * graphite.h (debug_value): Removed.
11007 * graphite.c (debug_value): Removed.
11009 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11011 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11012 ldrd/strd with two 32-bit instructions.
11014 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11016 * config/arm/arm.c (struct processors): Pass for speed down into
11017 cost helper functions.
11018 (const_ok_for_op): Handle COMPARE and inequality nodes.
11019 (arm_rtx_costs_1): Rewrite.
11020 (arm_size_rtx_costs): Update prototype.
11021 (arm_rtx_costs): Pass speed down to helper functions.
11022 (arm_slowmul_rtx_costs): Rework cost calculations.
11023 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11024 (arm_9e_rtx_costs): Likewise.
11026 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11028 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11029 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11030 (alpha_legitimize_address): Do not split local symbols wider than
11031 UNITS_PER_WORD into HIGH/LO_SUM parts.
11033 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11036 * gcc.c (process_command): Replace call to execvp with calls
11037 to pex_one and exit.
11039 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11042 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11043 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11044 variant for devices with 3-byte PC.
11045 (__tablejump_elpm__): New.
11047 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11050 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11051 offsetof member-designator, handle it as `[0].'.
11053 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11055 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11056 function when not using named sections on targets with named sections
11057 if branch distance is less than 262132.
11059 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11061 * combine.c (combine_instructions): Recompute
11062 optimize_this_for_speed_p for each BB in the main combine loop.
11064 2009-01-12 Tomas Bily <tbily@suse.cz>
11067 * tree-loop-distribution.c (prop_phis): New function.
11068 (generate_builtin): Call prop_phis.
11069 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11071 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11073 PR tree-optimization/38807
11074 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11075 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11077 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11079 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11080 subreg of op0 to the original op0.
11082 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11084 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11086 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11089 * mips-tfile.c (parse_def): Fix parsing of def strings
11090 starting with digits.
11092 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11095 * config/arm/arm.c (arm_is_long_call_p): Don't call
11096 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11098 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11100 * regrename.c (regrename_optimize): Fix dumping.
11101 (find_oldest_value_reg): Preserve REG_POINTER.
11102 (copy_hardreg_forward_1): Likewise.
11104 2009-01-09 Diego Novillo <dnovillo@google.com>
11106 * gimple.h (struct gimple_statement_base) <uid>: Document
11107 the restrictions on its use.
11108 (gimple_uid): Tidy.
11109 (gimple_set_uid): Tidy.
11111 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11113 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11114 zero guard even if align_bytes != 0 and count is smaller than
11117 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11119 PR rtl-optimization/38495
11120 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11121 (add_range_and_copies_from_move_list): Print all added ranges.
11122 Add ranges to memory optimized destination.
11124 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11128 * config/i386/i386.c (override_options): Reject
11129 -mstringop-strategy=rep_8byte with -m32.
11130 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11131 to 1. Do count comparison against epilogue_size_needed at compile
11132 time even when count_exp was constant forced into register. For
11133 size_needed don't jump to epilogue, instead just avoid aligning
11134 and invoke the body algorithm. If need_zero_guard, add zero guard
11135 even if count is non-zero, but smaller than size_needed + number of
11136 bytes that could be stored for alignment.
11137 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11138 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11139 but smaller than size_needed + number of bytes that could be stored
11140 for alignment. Compare size_needed with epilogue_size_needed instead
11141 of desired_align - align, don't adjust size_needed, pass
11142 epilogue_size_needed to the epilogue expanders.
11145 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11147 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11149 * pa.c (last_address): Change to unsigned.
11150 (update_total_code_bytes): Change argument to unsigned. Don't
11151 check if insn addresses are set.
11152 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11153 addresses are not set.
11154 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11156 2009-01-09 Nick Clifton <nickc@redhat.com>
11158 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11159 DECL_DECLARED_INLINE_P.
11161 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11163 PR middle-end/38347
11164 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11165 GET_MODE (op0) in operand_subword_force calls.
11167 PR middle-end/38771
11168 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11169 fold_convert arg0 operands to TREE_TYPE (op0) first.
11171 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11173 * params.def (ira-max-conflict-table-size): Decrease default value
11176 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11178 PR tree-optimization/37031
11179 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11181 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11182 allocate it using gc instead of heap, use VEC_quick_push instead of
11184 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11185 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11186 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11187 allocated vector from heap allocated.
11188 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11189 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11190 vector only after perfect_loop_nest_depth call.
11192 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11193 Jan Sjodin <jan.sjodin@amd.com>
11195 PR tree-optimization/38559
11196 * graphite.c (debug_value, copy_constraint,
11197 swap_constraint_variables, scale_constraint_variable, ): New.
11198 (get_lower_bound, get_upper_bound): Removed.
11199 (graphite_trans_bb_strip_mine): Clean up this code that works
11200 only for constant number of iterations. Fully copy upper and
11201 lower bound constraints, not only the constant part of them.
11202 * graphite.h (debug_value): Declared.
11204 2009-01-08 Ira Rosen <irar@il.ibm.com>
11206 PR tree-optimization/37194
11207 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11208 Don't add the cost of cost model guard in prologue to scalar
11209 outside cost in case of known number of iterations.
11211 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11212 Alan Modra <amodra@bigpond.net.au>
11214 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11215 non-word-aligned REG+CONST addressing.
11217 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11220 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11221 free_after_compilation when outputting a thunk.
11222 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11223 Do not call free_after_compilation here.
11225 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11227 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11228 (ix86_valid_target_attribute_inner_p): Ditto.
11230 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11232 PR tree-optimization/38492
11233 PR tree-optimization/38498
11234 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11235 * tree-chrec.h (scev_is_linear_expression): Declared.
11236 * graphite.c (graphite_cannot_represent_loop_niter): New.
11237 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11238 (graphite_loop_normal_form): Use gcc_assert.
11239 (scan_tree_for_params): Use CASE_CONVERT.
11240 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11241 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11242 Use gcc_assert. Discard scops that contain unhandled cases.
11243 (build_scop_conditions): Return a boolean status for unhandled cases.
11244 (strip_mine_profitable_p): Print the loop number, not its depth.
11245 (is_interchange_valid): Pass the depth of the loop nest, don't
11246 recompute it wrongly.
11247 (graphite_trans_bb_block): Same.
11248 (graphite_trans_bb_block): Print tentative of loop blocking.
11249 (graphite_trans_scop_block): Do not print that the loop has been
11251 (graphite_transform_loops): Do not handle scops that contain condition
11254 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11256 AVX Programming Reference (December, 2008)
11257 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11258 (_mm256_stream_pd): Likewise.
11259 (_mm256_stream_ps): Likewise.
11261 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11262 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11263 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11264 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11265 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11266 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11267 (ix86_expand_special_args_builtin): Likewise.
11269 * config/i386/sse.md (AVXMODEDI): New.
11270 (avx_movnt<mode>): Likewise.
11271 (avx_movnt<mode>): Likewise.
11272 (<sse>_movnt<mode>): Remove AVX support.
11273 (sse2_movntv2di): Likewise.
11275 2009-01-07 Richard Guenther <rguenther@suse.de>
11277 PR middle-end/38751
11278 * fold-const.c (extract_muldiv): Remove obsolete comment.
11279 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11280 to PLUS_EXPR canonicalization for the canonicalization.
11282 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11284 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11285 hosted cross-compilers generating less efficient code.
11287 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11289 * function.h (rtl_data): Add a dbr_scheduled_p field.
11290 * reorg.c (dbr_schedule): Set it.
11291 (gate_handle_delay_slots): Check it.
11292 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11293 (mips_reorg): Check flag_delayed_branch instead of
11294 mips_base_delayed_branch.
11295 (mips_override_options): Don't set mips_base_delayed_branch
11296 or flag_delayed_branch.
11298 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11300 PR rtl-optimization/38426.
11301 * ira.c (ira): Set current_function_is_leaf earlier.
11303 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11305 PR rtl-optimization/38722
11306 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11307 too early, only set a flag and modify after last possible
11310 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11313 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11314 * real.c (decimal_single_format): Correct values of emin and emax.
11315 (decimal_double_format): Ditto.
11316 (decimal_quad_format): Ditto.
11317 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11318 computation of DECnn_MIN and DECnn_MAX for corrected values of
11319 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11320 __DECnn_MIN__, and adjust its computation for the corrected value
11323 2009-01-06 Jan Hubicka <jh@suse.cz>
11326 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11328 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11330 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11331 Add Robert Clark to the list of testers.
11333 2009-01-06 Jan Hubicka <jh@suse.cz>
11334 Kai Tietz <kai.tietz@onevision.com>
11336 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
11337 * config/i386/i386.c (ix86_expand_call): Add clobbers.
11339 2009-01-06 Jan Hubicka <jh@suse.cz>
11340 Kai Tietz <kai.tietz@onevision.com>
11342 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
11344 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
11345 (ix86_nsaved_regs): Count only general purpose regs.
11346 (ix86_nsaved_sseregs): New.
11347 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
11348 to 16 for w64; compute padding and size of sse reg save area.
11349 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
11350 general purpose regs.
11351 (ix86_emit_save_sse_regs_using_mov): New.
11352 (ix86_expand_prologue): Save SSE regs if needed.
11353 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
11354 (ix86_emit_restore_sse_regs_using_mov): New.
11355 (ix86_expand_epilogue): Save SSE regs if needed.
11357 2009-01-06 Jan Hubicka <jh@suse.cz>
11358 Kai Tietz <kai.tietz@onevision.com>
11360 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
11361 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
11362 functions when accumulate outgoing args is off.
11364 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11367 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
11368 before using pseudos_have_intersected_live_ranges_p.
11370 * ira-int.h (ira_assert): Always define.
11372 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11374 AVX Programming Reference (December, 2008)
11375 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
11376 (_mm256_permute2_pd): Likewise.
11377 (_mm_permute2_ps): Likewise.
11378 (_mm256_permute2_ps): Likewise.
11379 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
11380 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
11382 * config/i386/i386.c (ix86_builtins): Remove
11383 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
11384 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
11385 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
11386 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
11387 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
11388 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
11389 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
11390 __builtin_ia32_vpermil2ps256.
11391 (ix86_init_mmx_sse_builtins): Updated.
11392 (ix86_expand_args_builtin): Likewise.
11394 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11396 * pa.c (output_call): Relocate non-jump insns in the delay slot of
11397 long absolute calls when generating PA 2.0 code.
11399 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
11401 PR rtl-optimization/38583
11402 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
11404 * params.def (ira-max-conflict-table-size): New.
11406 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
11408 * ira.h (ira_conflicts_p): New external definition.
11410 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
11411 table. Report this. Return result of building.
11412 (ira_build_conflicts): Use ira_conflicts_p. Check result of
11413 building conflict table.
11415 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
11416 (ira_color): Use ira_conflicts_p.
11418 * global.c: Include ira.h.
11419 (pseudo_for_reload_consideration_p, build_insn_chain): Use
11422 * Makefile.in (global.o): Add ira.h.
11424 * ira-build.c (mark_all_loops_for_removal,
11425 propagate_some_info_from_allocno): New.
11426 (remove_unnecessary_allocnos): Call
11427 propagate_some_info_from_allocno.
11428 (remove_low_level_allocnos): New.
11429 (remove_unnecessary_regions): Add parameter. Call
11430 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
11431 parameter to remove_unnecessary_regions.
11432 (ira_build): Remove all regions but root if the conflict table was
11433 not built. Update conflict hard regs for allocnos crossing calls.
11435 * ira.c (ira_conflicts_p): New global.
11436 (ira): Define and use ira_conflicts_p.
11438 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11439 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
11440 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
11442 2009-01-06 Ben Elliston <bje@au.ibm.com>
11444 * gengtype-lex.l (YY_NO_INPUT): Define.
11446 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11449 * c-common.c (handle_vector_size_attribute): Also reject
11450 BOOLEAN_TYPE types.
11452 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
11454 PR tree-optimization/38492
11455 * graphite.c (rename_map_elt, debug_rename_elt,
11456 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
11457 rename_map_elt_info, eq_rename_map_elts,
11458 get_new_name_from_old_name, bb_in_sese_p): Moved around.
11459 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
11460 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
11461 (sese_build_livein_liveouts): New.
11462 (new_sese, free_sese): New.
11463 (new_scop): Call new_sese.
11464 (free_scop): Call free_sese.
11465 (rename_variables_from_edge, rename_phis_end_scop): Removed.
11466 (register_old_new_names): Renamed register_old_and_new_names.
11467 (register_scop_liveout_renames, add_loop_exit_phis,
11468 insert_loop_close_phis, struct igp,
11469 default_liveout_before_guard, add_guard_exit_phis,
11470 insert_guard_phis, copy_renames): New.
11471 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
11472 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
11473 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
11474 (scop_adjust_phis_for_liveouts): New.
11475 (gloog): Call scop_adjust_phis_for_liveouts.
11477 * graphite.h (struct sese): Documented. Added fields liveout,
11478 num_ver and livein.
11479 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
11480 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
11481 (struct scop): Added field liveout_renames.
11482 (SCOP_LIVEOUT_RENAMES): New.
11484 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11486 PR tree-optimization/38510
11487 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
11488 (translate_clast): Call recompute_all_dominators before
11490 (gloog): Call recompute_all_dominators before graphite_verify.
11492 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11493 Jan Sjodin <jan.sjodin@amd.com>
11495 PR tree-optimization/38500
11496 * graphite.c (create_sese_edges): Call fix_loop_structure after
11499 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11501 * config.gcc: Add m32r*-*-rtems*.
11502 * config/m32r/rtems.h: New file.
11504 2009-01-05 Ben Elliston <bje@au.ibm.com>
11506 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
11507 (.po.pox): Likewise.
11508 (po/gcc.pot): Likewise.
11510 2009-01-04 David S. Miller <davem@davemloft.net>
11512 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11513 (STARTING_FRAME_OFFSET): Always set to zero.
11515 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11517 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
11518 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
11519 fixed-point types, and vectors of the same.
11521 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11523 * config/mips/sync.md (*mb_barrier): Rename to...
11524 (*memory_barrier): ...this.
11526 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
11528 * doc/extend.texi (Function Attributes): Move @cindex after @item
11529 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
11530 and put in alphabetical order. Fix 'target' name and put in order.
11531 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
11534 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
11536 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
11537 (memory_barrier): Expand as unspec instead of unspec_volatile.
11538 Remove mem:BLK from insn operands. Use Pmode scratch register.
11539 (*memory_barrier): Define as unspec instead of unspec_volatile.
11540 Use (match_dup 0) as input operand.
11542 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
11543 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
11544 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
11545 scratch register. Remove operand 1.
11546 (*stbar): Define as unspec instead of unspec_volatile.
11547 Use (match_dup 0) as input operand, remove (const_int 8).
11548 (*membar): Define as unspec instead of unspec_volatile.
11549 Use (match_dup 0) as input operand, remove input operand 2.
11551 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
11552 (memory_barrier): Expand as unspec instead of unspec_volatile.
11553 Remove mem:BLK from insn operands. Use Pmode scratch register.
11554 (*memory_barrier): Define as unspec instead of unspec_volatile.
11555 Use (match_dup 0) as input operand.
11557 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
11558 Remove mem:BLK from insn operands. Use Pmode scratch register.
11559 Set volatile flag on operand 0.
11560 (*memory_barrier): New insn pattern.
11562 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
11564 (*memory_barrier): Use (match_dup 0) as input operand.
11566 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
11567 Remove mem:BLK from insn operands. Use Pmode scratch register.
11568 Set volatile flag on operand 0.
11569 (*mb_internal): New insn pattern.
11571 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
11573 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11575 PR middle-end/38586
11576 * function.c (struct temp_slot): Move to the section of the file
11577 that deals with temp slots. Remove field 'address'.
11578 (temp_slot_address_table): New hash table of address -> temp slot.
11579 (struct temp_slot_address_entry): New struct, items for the table.
11580 (temp_slot_address_compute_hash, temp_slot_address_hash,
11581 temp_slot_address_eq, insert_temp_slot_address): Support functions
11583 (find_temp_slot_from_address): Rewrite to use the new hash table.
11584 (remove_unused_temp_slot_addresses): Remove addresses of temp
11585 slots that have been made available.
11586 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
11587 worker function for remove_unused_temp_slot_addresses.
11588 (assign_stack_temp_for_type): Don't clear the temp slot address list.
11589 Add the temp slot address to the address -> temp slot map.
11590 (update_temp_slot_address): Update via insert_temp_slot_address.
11591 (free_temp_slots): Call remove_unused_temp_slot_addresses.
11592 (pop_temp_slots): Likewise.
11593 (init_temp_slots): Allocate the address -> temp slot map, or empty
11594 the map if it is already allocated.
11595 (prepare_function_start): Initialize temp slot processing.
11597 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11599 PR middle-end/38584
11600 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
11601 Calculate the size of all stack vars assuming no packing of stack
11602 vars will happen, replacing a quadratic algorithm with a linear one.
11604 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11607 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
11610 2009-01-03 Diego Novillo <dnovillo@google.com>
11612 * doc/contrib.texi: Update contributions.
11614 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11617 * builtins.c (fold_builtin_memory_op): Give up if either operand
11618 is volatile. Set srctype or desttype to non-qualified version
11622 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
11623 and FUNCTION_DECLs.
11625 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
11627 PR rtl-optimization/35805
11628 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
11629 problem if fast dce is able to remove any instructions.
11630 * dce.c (dce_process_block): Fix dump message.
11632 2009-01-02 Mark Mitchell <mark@codesourcery.com>
11635 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
11637 2009-01-02 Jakub Jelinek <jakub@redhat.com>
11639 PR middle-end/38690
11640 * tree-flow.h (op_code_prio, op_prio): New prototypes.
11641 * tree-pretty-print.c (op_code_prio): New function.
11642 (op_prio): No longer static. Use op_code_prio.
11643 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
11644 Use op_prio and op_code_prio to determine if () should be
11645 printed around operand(s) or not.
11647 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
11648 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
11649 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
11650 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
11651 pp_character instead of pp_string for single letter printing.
11653 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11655 * doc/extend.texi: Fix '#pragma GCC option' typo.
11657 2009-01-02 Richard Guenther <rguenther@suse.de>
11659 * doc/install.texi (--enable-checking): Mention different
11660 default for stage1.
11661 (--enable-stage1-checking): Document.
11663 2009-01-01 Andrew Pinski <pinskia@gmail.com>
11665 PR middle-end/30142
11666 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
11667 case to be an error.
11669 2009-01-02 Ben Elliston <bje@au.ibm.com>
11671 * config/fp-bit.h (pack_d): Constify argument.
11672 * config/fp-bit.c (makenan): Constify return type. Remove casts.
11673 (isnan): Constify argument.
11675 (iszero): Likewise.
11676 (pack_d): Likewise.
11677 (_fpadd_parts): Constify return type.
11678 (_fpmul_parts): Likewise.
11679 (_fpdiv_parts): Likewise.
11681 2009-01-01 Jakub Jelinek <jakub@redhat.com>
11684 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
11685 warn about overwriting initializer with side-effects or
11686 -Woverride-init if !IMPLICIT.
11687 (output_init_element): Likewise. Pass IMPLICIT down to
11689 (process_init_element): Add IMPLICIT argument. Pass it down
11690 to output_init_element.
11691 (push_init_element, pop_init_level, set_designator): Adjust
11692 process_init_element callers.
11693 (set_nonincremental_init, set_nonincremental_init_from_string):
11694 Adjust add_pending_init callers.
11695 (output_pending_init_elements): Adjust output_init_element callers.
11696 * c-tree.h (process_init_element): Adjust prototype.
11697 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
11698 process_init_element callers.
11701 Copyright (C) 2009 Free Software Foundation, Inc.
11703 Copying and distribution of this file, with or without modification,
11704 are permitted in any medium without royalty provided the copyright
11705 notice and this notice are preserved.