1 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
3 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
4 Check for invalid values of LETTER.
6 2009-05-13 Taras Glek <tglek@mozilla.com>
8 * attribs.c moved out attribute registration into register_attribute
9 * doc/plugins.texi Documented register_attribute and PLUGIN_ATTRIBUTES
10 * gcc-plugin.h Added forward decl for register_attribute
11 * plugin.c Added PLUGIN_ATTRIBUTES boilerplate
12 * plugin.h Added PLUGIN_ATTRIBUTES
14 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17 values even in sentinel and empty entries.
18 (ms_printf_flag_specs): Likewise.
19 (ms_scanf_flag_specs): Likewise.
20 (ms_strftime_flag_specs): Likewise.
21 (ms_print_char_table): Likewise.
22 (ms_scan_char_table): Likewise.
23 (ms_time_char_table): Likewise.
25 2009-05-13 Doug Kwan <dougkwan@google.com>
27 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
29 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
31 * config/mips/mips.md (store): Add attributes for QI and HI.
33 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
34 (truncdi<mode>2): ... this new pattern.
36 2009-05-13 Brad Hards <bradh@kde.org>
38 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
40 2009-05-14 Jakub Jelinek <jakub@redhat.com>
41 Ben Elliston <bje@au.ibm.com>
44 * dse.c (check_mem_read_rtx): Guard against width == -1.
46 2009-05-13 Michael Matz <matz@suse.de>
49 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
50 (trivially_conflicts_p): New function.
51 (insert_backedge_copies): Use it.
53 2009-05-13 Janis Johnson <janis187@us.ibm.com>
55 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
56 (handle_stdc_pragma): Use new enum constant names.
57 (handle_pragma_float_const_decimal64): Ditto.
59 2009-05-13 Ian Lance Taylor <iant@google.com>
61 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
64 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
66 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
67 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
69 * config/m68k/m68k.h (FL_UCLINUX): Define.
71 2009-05-13 Jan Hubicka <jh@suse.cz>
73 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
75 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
77 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
78 unless -fschedule-insns is specified.
80 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
83 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
84 TARGET_EXPAND_CBRANCHDI4.
85 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
86 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
87 (cmpeqdi): Fix comment.
89 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
91 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
92 (sh_legitimate_address_p): Likewise.
93 * config/sh/sh.c (sh_legitimate_index_p): New.
94 (sh_legitimate_address_p): Likewise.
95 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
96 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
97 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
98 (MAYBE_BASE_REGISTER_RTX_P): New macro.
99 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
100 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
101 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
102 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
103 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
105 2009-05-12 Jan Hubicka <jh@suse.cz>
107 * tree-inline.c (estimate_operator_cost): Add operands;
108 when division happens by constant, it is cheap.
109 (estimate_num_insns): Loads and stores are not having cost of 0;
110 EH magic stuff is cheap; when computing runtime cost of switch,
111 use log2 base of amount of its cases; builtin_expect has cost of 0;
112 compute cost for moving return value of call.
113 (init_inline_once): Initialize time_based flags.
114 * tree-inline.h (eni_weights_d): Add time_based flag.
116 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
118 * df-core.c: Update head documentation.
120 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
123 * rs6000.c (rs6000_generate_compare): Use op1b instead of
124 shadowing exisiting variable op1.
126 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
129 * config/i386/driver-i386.c (processor_signatures): New enum.
130 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
131 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
132 processor signature to detect geode processor.
134 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
138 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
140 * optabs.c (prepare_cmp_insn): Temporarily disable test that
141 causes spurious differences between trunk and cond-optab branch.
143 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
145 * dojump.c (compare_from_rtx): Delete.
146 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
147 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
148 if the comparison does not satisfy the predicate; test predicates for
149 operands 2 and 3 of a cstore pattern. Don't try cstore optab
150 further if one existing pattern fails.
151 * expr.h (compare_from_rtx): Delete.
152 (prepare_operand): Declare it.
153 * optabs.c: Change "lib call" to "libcall" throughout.
154 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
155 HAVE_conditional_trap, emit_cmp_insn): Delete.
156 (can_compare_p): Delete cmp_optab case.
157 (prepare_float_lib_cmp): Return an rtx and a machine mode.
158 Accept other parameters by value.
159 (prepare_operand): Make non-static.
160 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
161 other parameters by value. Try to widen operands here based on
162 an optab_methods argument and looking at cbranch_optab.
163 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
164 loop. Use cbranch_optab directly.
165 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
166 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
168 (emit_conditional_move, emit_conditional_add): Inline what's needed
169 of compare_from_rtx, using new prepare_cmp_insn for the rest.
170 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
171 with COMPARE. Move cmov_optab and cstore_optab above
172 with cbranch_optab, move cmp_optab down with ucmp_optab,
173 remove tst_otpab. Do not initialize trap_rtx.
174 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
175 for trap code. Do not check HAVE_conditional_trap. Use
176 prepare_cmp_insn. Accept no predicate for operand 3.
177 * optabs.h (OTI_cmp): Mark as used only for libcalls.
178 (OTI_ctrap, ctrap_optab): New.
180 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
181 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
182 with lookup of ctrap_optab.
183 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
184 setcc_gen_code): Delete.
187 * combine.c (combine_simplify_rtx, simplify_set): Do not
188 special case comparing against zero for cc0 machines.
189 * simplify-rtx.c (simplify_binary_operation_1): Never remove
190 COMPARE on cc0 machines.
191 (simplify_relational_operation): Return a new expression when
192 a COMPARE could be removed.
193 * final.c (final_scan_insn): Compare cc_status values
194 against LHS of a (compare FOO (const_int 0)) cc0 source.
195 Also check if cc_status.value is the full compare.
197 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
198 (cstoreMM4): Document.
199 (conditional_trap): Document ctrapMM4 instead.
200 (sync_compare_and_swapMM): Refer to cbranchcc4.
201 (Dependent Patterns): Eliminate obsolete information referring to
202 the old jump optimization phase.
203 (Canonicalization): Include cbranchcc4 case, omit canonicalization
204 of compares with 0 on cc0 machines.
205 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
206 avoiding references to cc0. Remove text about storing operands
208 * doc/tm.texi (Condition Codes): Include blurb on different
209 condition code representations, separate into subsections for
210 CC0, MODE_CC and conditional execution.
212 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
213 alpha_emit_setcc): Accept operands and a machine mode.
214 * config/alpha/alpha.c (alpha_emit_conditional_branch):
215 Get code/op0/op1 from operands, use machine mode argument
216 instead of alpha_compare.fp_p. Emit the branch here.
217 (alpha_emit_setcc): Likewise, and return boolean.
218 (alpha_emit_conditional_move): Likewise. Assert that
219 cmp_op_mode == cmp_mode, and simplify accordingly.
220 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
221 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
222 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
224 (stack probe test): Use cbranchdi4.
225 * config/alpha/predicates.md (alpha_cbranch_operator): New.
227 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
228 * config/arc/arc.h (movsicc, movsfcc): Use it.
229 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
230 (cbranchsi4, cstoresi4): New.
231 (cmpsi, bCC and sCC expanders): Remove.
233 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
234 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
235 * config/arm/predicates.md (arm_comparison_operator): Only include
236 floating-point operators if there is a hardware floating-point unit.
237 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
238 deferring to cbranch_cc and cstore_cc respectively.
239 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
240 cbranch_cc, cstore_cc): New.
241 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
243 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
245 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
246 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
248 (adjust_insn_length): Adjust calls.
249 (avr_reorg): Handle (compare (foo) (const_int 0)).
250 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
251 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
252 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
253 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
255 (cbranchqi4, cbranchhi4, cbranchsi4): New.
256 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
258 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
259 (cbranchsi4, cstorebi4, cstoresi4): New.
260 (movbisi): This insn is duplicate, split it to zero_extend.
261 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
262 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
263 (bfin_optimize_loop): Use cbranch expander.
264 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
265 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
266 (bfin_bimode_comparison_operator): ... this.
267 (bfin_direct_comparison_operator): New.
269 * config/cris/cris.c (cris_normal_notice_update_cc): Look
270 inside (compare FOO (const_int 0)).
271 (cris_rtx_costs): Handle ZERO_EXTRACT.
272 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
273 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
274 (*tstdi_v32): Delete.
275 (*cmpdi_non_v32): Add M alternative for operand 1.
276 (cmpsi, cmp<mode>): Make private.
277 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
279 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
281 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
282 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
283 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
284 (cc_reg_operand): New.
286 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
287 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
288 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
289 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
290 crx_expand_scond): Delete.
292 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
294 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
295 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
297 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
298 cstoresi4, cstoresf4, cstoredf4): New.
299 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
300 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
301 Receive the entire operands array.
302 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
303 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
304 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
305 Get test/op0/op1 from the operands array.
306 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
308 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
309 (h8300_expand_store): New.
310 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
312 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
313 (h8300_expand_store): New.
314 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
315 or do not try to produce (set (cc0) REG).
316 (peepholes): Wrap arguments with COMPARE. Add a peephole to
317 change a compare into a move to a scratch register. Disable some
318 peepholes when comparing with zero.
319 (tstsi, tsthi, tstsi, cmpqi): Make private.
322 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
325 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
326 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
327 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
328 (ix86_emit_i387_log1p): Use cbranchxf2.
329 (ix86_expand_setcc): Return void.
330 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
331 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
332 cmp<MODEF>, cmpcc): Remove.
333 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
334 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
335 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
336 (sCC and bCC expanders): Remove.
337 (stack_protect_test): Use cbranchcc4.
339 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
341 (ia64_expand_compare): Accept three rtx by reference and return void.
342 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
343 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
344 from *expr. Update *expr with the BImode comparison to do.
345 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
346 cmptf, bCC, sCC, conditional_trap): Delete.
347 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
348 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
349 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
350 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
351 * config/ia64/predicates.md (ia64_cbranch_operator): New.
353 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
354 type of last argument.
355 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
356 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
357 use machine mode argument instead of branch_type. Remove dead
358 code for floating-point comparisons.
359 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
360 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
362 (cbranchsi4, cstoresi4): New.
363 * config/iq2000/predicates.md (reg_or_const_operand): New.
365 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
366 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
367 (b<code>_op): Rewrite to...
368 (bcc_op): ... this, using match_operator.
369 (s<code>_op): Rewrite to...
370 (scc_op): ... this, using match_operator.
371 (s<code>_24_op): Rewrite to...
372 (scc_op_24): ... this, using match_operator.
373 (s<code>_<mode>): Rewrite to...
374 (cstore<mode>4): ... this, using match_operator.
375 (s<code>_<mode>_24): Rewrite to...
376 (cstore<mode>4_24): ... this, using match_operator.
377 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
378 m32c_unpend_compare, m32c_expand_scc): Delete.
379 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
380 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
381 (m32c_expand_movcc): Change NE to EQ if necessary.
382 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
384 * config/m32r/m32r-protos.h (gen_cond_store): New.
385 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
386 (gen_cond_store): New, from sCC patterns.
387 (m32r_expand_block_move): Use cbranchsi4.
388 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
389 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
390 (cbranchsi4, cstoresi4): New.
392 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
394 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
395 (m68hc11_notice_update_cc): Look into a compare with 0.
396 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
398 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
399 cmphi, cmpqi, bCC): Delete.
400 (cbranchsi4, cbranchhi4, cbranchqi4): New.
401 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
402 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
405 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
406 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
407 * config/m68k/constraints.md (H): New.
408 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
409 the define_insn below.
410 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
411 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
412 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
413 patterns): Wrap RHS with COMPARE.
414 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
415 (*cmpdi_internal): Name this pattern.
416 (cmpdi): Change to define_insn.
417 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
418 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
419 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
421 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
422 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
423 (conditional_trap): Change to...
424 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
425 (*conditional_trap): Use the ordered_comparison_operator and
426 const1_operand predicates.
427 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
428 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
429 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
430 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
432 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
433 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
434 (mcore_gen_compare): New.
435 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
436 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
437 (mcore_gen_compare): ... this.
438 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
439 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
440 (stack probe pattern): Use cbranchsi4.
442 * config/mips/predicates.md (mips_cstore_operator): New.
443 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
444 * config/mips/mips.md (any_cond): Delete.
445 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
447 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
448 fixuns_truncsfdi2): Use cbranch patterns.
449 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
450 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
451 Adjust call to mips_expand_conditional_branch.
452 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
454 * config/mips/mips-protos.h (mips_expand_conditional_branch,
455 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
456 * config/mips/mips.c (cmp_operands): Delete.
457 (mips_emit_compare): Get comparison operands from *op0/*op1.
458 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
459 that it succeeds. Use op0/op1 instead of cmp_operands.
460 (mips_expand_conditional_branch, mips_expand_conditional_move,
461 mips_expand_conditional_trap): Likewise.
462 (mips_block_move_loop): Use cbranch patterns.
463 * config/mips/mips.h (cmp_operands): Delete.
465 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
466 (mmix_gen_compare_reg): Just return a register in the right CC mode.
467 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
468 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
469 (*cmpcc_folded): Rename to...
470 (*cmpdi_folded): this.
471 (*cmpcc): Rename to...
473 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
476 (cbranchdf4): New. Handle invalid comparisons here.
477 * config/mmix/predicates.md (float_comparison_operator): New.
479 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
480 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
481 * config/mn10300/mn10300.md (tst): Delete.
482 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
483 Name these patterns and wrap RHS in a compare.
484 (*cmpsi): Make this pattern private. Include tst.
485 (*cmpsf): Make this pattern private.
486 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
487 (compare with zero peepholes): Likewise.
489 (cbranchsi4, cbranchsf4): New.
490 (casesi): Use cbranchsi4.
492 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
493 hppa_branch_type): Delete.
494 (return_addr_rtx): Use cbranchsi4.
495 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
496 Emit CCFPmode comparison here.
497 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
498 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
499 hppa_branch_type): Delete.
500 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
501 (movsicc, movdicc): Remove references to hppa_compare_op0,
502 hppa_compare_op1 and compare_from_rtx.
503 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
504 (casesi): Use cbranchsi4.
506 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
507 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
508 * config/pdp11/pdp11.md (register_or_const0_operand): New.
509 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
510 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
512 (cbranchdf4, cbranchhi4, cbranchqi4): New.
513 (*branch, *branch_inverted): New.
515 * config/picochip/picochip.md (cbranchhi4): Use
516 ordered_comparison_operator.
517 (cmphi, bCC): Remove.
519 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
520 (trap_comparison_operator): Delete.
521 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
522 rs6000_emit_cbranch): Accept mode and operands.
523 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
524 rs6000_compare_fp_p): Delete.
525 (rs6000_generate_compare): Accept mode and comparison. Extract code
526 and op0/op1 from there. Replace references to rs6000_compare_op0
527 and rs6000_compare_op1.
528 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
529 extract result from passed operands.
530 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
531 extract loc from passed operands.
532 (rs6000_emit_cmove): Likewise.
533 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
534 rs6000_compare_fp_p): Delete.
535 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
536 (cbranch<GPR>4, cbranch<FP>4): New.
537 (cstore<mode>4): New. Consolidate here all choices about when to use
538 portable or specialized sCC sequences.
539 (stack_protect_test): Use cbranchsi4.
540 (conditional_trap): Replace with ctrap<GPR>4.
541 (conditional trap insn): Replace trap_comparison_operator with
542 ordered_comparison_operator.
544 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
545 (s390_emit_prologue): Use ctrap.
546 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
547 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
548 New predicates replacing...
549 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
550 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
551 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
552 (add<mode>cc): Do not use s390_compare_op0/op1.
553 (s<code>): Change to...
554 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
556 (cstorecc4): ... this. Handle EQ or NE equally.
557 (*sne): Un-privatize for use in cstorecc4.
558 (b<code>): Change to...
559 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
560 (conditional_trap): Replace with...
561 (ctrap<GPR>4, ctrap<FP>4): ... these.
562 (stack_protect): Use cbranchcc4.
564 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
565 * config/score/score-protos.h (score_gen_cmp): Delete.
566 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
567 (score_block_move-loop): Use cbranchsi4.
568 * config/score/score.md (cbranchsi4): New.
569 (cmpsi, bCC): Delete.
570 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
571 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
572 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
573 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
574 * config/score/score3.h (score3_gen_cmp): Delete.
575 * config/score/score7.h (score7_gen_cmp): Delete.
577 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
578 (sh_emit_scc_to_t): ... this. Return void.
579 (from_compare): Rename to...
580 (sh_emit_compare_and_branch): ... this.
581 (sh_emit_compare_and_set): New.
582 (sh_expand_t_scc): Accept operands.
583 * config/sh/predicates.md (sh_float_comparison_operator): New.
584 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
585 (prepare_scc_operands): Rename to...
586 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
588 (sh_emit_cheap_store_flag): New.
589 (sh_emit_set_t_insn): New.
590 (from_compare): Rename to...
591 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
592 handling of TARGET_SH2E floating point to avoid recursive call.
593 Generate branch here.
594 (sh_emit_compare_and_set): New.
595 (sh_expand_t_scc): Get op0/op1 from arguments.
596 (sh_emit_cheap_store_flag): New.
597 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
599 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
600 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
601 (movsicc, movdicc): Do nothing when it recreated operands from
602 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
603 prepare_scc_operands (now sh_emit_scc_to_t).
604 (udivdi3): Use cstoresi4.
605 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
606 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
607 (cbranchint4_media, cbranchfp4_media): New.
608 (casesi): Use cbranchdi4.
609 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
611 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
612 (movnegt): Remove second operand.
613 (cbranchsf4, cbranchdf4): New.
614 (stack_protect): Use cbranchdi4/cbranchsi4.
616 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
617 (gen_compare_reg): Accept comparison, extract part of it to...
618 (gen_compare_reg_1): ... this.
619 (gen_compare_operator): Delete.
620 (gen_v9_scc): Accept separate destination, comparison code and arms.
621 Do not use sparc_compare_op0/sparc_compare_op1.
622 (emit_scc_insn, emit_conditional_branch_insn): New.
623 (emit_v9_brxx): Make static. Remove useless assertion.
624 (sparc_emit_float_lib_cmp): Return RTL instead of calling
626 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
627 * config/sparc/sparc-protos.h (gen_compare_reg,
628 sparc_emit_float_lib_cmp): Adjust prototype.
629 (emit_scc_insn, emit_conditional_branch_insn): New.
630 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
631 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
632 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
633 iterators to the top.
634 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
635 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
636 snedi_special_trunc): Delete.
637 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
638 and snedi_special_trunc.
639 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
640 cbranchdi4, cbranch<F:mode>4): New.
641 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
642 here. Use gen_compare_reg instead of gen_compare_operator.
643 (conditional_trap): Replace with...
644 (ctrapsi4, ctrapdi4): ... this.
645 (stack_protect_test): Use cbranchcc4.
647 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
649 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
650 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
651 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
652 from operands[0] or operands[3] depending on is_set.
653 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
654 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
655 cmpdf, bCC), sCC: Remove.
656 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
657 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
659 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
660 spu_emit_branch_or_set.
662 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
664 * config/stormy16/stormy16.h (xstormy16_compare_op0,
665 xstormy16_compare_op1): Delete.
666 * config/stormy16/stormy16.c (xstormy16_compare_op0,
667 xstormy16_compare_op1): Delete.
668 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
670 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
671 (cmphi, cmpsi, bCC): Remove.
673 * config/v850/v850.md (tstsi, cmpsi): Fold into...
674 (*cmpsi): ... this one.
675 (cbranchsi4, cstoresi4): New.
676 (bCC expanders): Delete.
677 (sCC insns): Fold into...
678 (*setcc): ... this one.
679 (casesi): Do not use gen_cmpsi and gen_bgtu.
680 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
682 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
684 * config/vax/vax-protos.h (cond_name): New.
685 (vax_output_conditional_branch): Remove.
686 * config/vax/vax.c (cond_name): New.
687 (vax_output_conditional_branch): Remove.
688 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
689 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
690 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
691 (bit<VAXint>): Wrap source with (compare).
692 (b<code> and following unnamed pattern): Rename to *branch and
693 *branch_reversed. Change macroization to match_operator.
694 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
696 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
697 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
698 Change last argument to machine_mode.
699 (xtensa_expand_scc): Add machine_mode argument.
700 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
701 (gen_conditional_move, xtensa_expand_conditional_branch,
702 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
703 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
704 Adjust operand numbers.
705 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
707 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
708 (cmpsi, cmpsf, b<code>, s<code>): Delete.
709 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
711 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
713 * optabs.c (prepare_cmp_insn): Temporarily disable test that
714 causes spurious differences between trunk and cond-optab branch.
716 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
719 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
721 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
723 * tree.c (iterative_hash_pointer): Delete.
724 (iterative_hash_expr): Short-circuit handling of NULL pointer.
725 Hash UIDs and versions of SSA names. Don't special-case built-in
726 function declarations.
728 2009-05-11 Ian Lance Taylor <iant@google.com>
731 * graphite.c: Force -Wc++-compat to only be a warning before
732 #including "cloog/cloog.h".
734 2009-05-11 Martin Jambor <mjambor@suse.cz>
736 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
738 2009-05-11 Jan Hubicka <jh@suse.cz>
740 * tree-ssa-loop-ivcanon.c: Include target.h
741 (struct loop_size): new structure.
742 (constant_after_peeling): New predicate.
743 (tree_estimate_loop_size): New function.
744 (estimated_unrolled_size): Rewrite for new estimates.
745 (try_unroll_loop_completely): Use new estimates.
746 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
748 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
750 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
751 libcpp interface change.
752 (spu_macro_to_expand): Likewise.
754 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
756 PR tree-optimization/40026
757 * gimplify.c (gimplify_init_constructor): Change initial conditional
758 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
759 optimize_compound_literals_in_ctor.
761 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
763 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
765 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
767 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
769 * tree-vect-data-refs.c (vect_analyze_group_access): Use
770 HOST_WIDE_INT for gap.
772 2009-05-11 Ira Rosen <irar@il.ibm.com>
774 PR tree-optimization/40074
775 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
776 account in group size and step comparison.
778 2009-05-11 Richard Guenther <rguenther@suse.de>
780 * passes.c (init_optimization_passes): Strip now incorrect comment.
781 (execute_function_todo): Do not set PROP_alias.
782 * tree-pass.h (PROP_alias): Remove.
783 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
784 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
785 * tree-nrv.c (pass_return_slot): Likewise.
786 * tree-object-size.c (pass_object_sizes): Likewise.
787 * tree-ssa-dom.c (pass_dominator): Likewise.
788 (pass_phi_only_cprop): Likewise.
789 * tree-ssa-dse.c (pass_dse): Likewise.
790 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
791 (pass_cselim): Likewise.
792 * tree-ssa-pre.c (pass_pre): Likewise.
793 (pass_fre): Likewise.
794 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
795 * tree-ssa-sink.c (pass_sink_code): Likewise.
796 * tree-stdarg.c (pass_stdarg): Likewise.
797 * tree-tailcall.c (pass_tail_calls): Likewise.
798 * tree-vrp.c (pass_vrp): Likewise.
800 2009-05-10 Ian Lance Taylor <iant@google.com>
802 * basic-block.h (enum profile_status): Break out of struct
804 * cgraph.h (struct inline_summary): Break out of struct
806 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
807 of struct cgraph_order_sort.
808 * combine.c (enum undo_kind): New enum, broken out of struct undo.
809 * cse.c (struct branch_path): Break out of struct
810 cse_basic_block_data.
811 * except.h (enum eh_region_type): Break out of struct eh_region.
812 * gcc.c (enum add_del): Break out of struct modify_target.
813 * genrecog.c (enum decision_type): Break out of struct decision_test.
814 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
816 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
817 * regmove.c (enum match_use): New enum, broken out of struct match.
818 * sched-int.h (enum post_call_group): New enum, broken out of
820 (struct deps_reg): Break out of struct deps.
821 * target.h (struct asm_int_op): Break out of struct gcc_target.
822 * tree-eh.c (struct goto_queue_node): Break out of struct
824 * tree-inline.h (enum copy_body_cge_which): Break out of
826 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
828 * c-decl.c (in_struct, struct_types): New static variables.
829 (pushtag): Add loc parameter. Change all callers.
830 (lookup_tag): Add ploc parameter. Change all callers.
831 (check_compound_literal_type): New function.
832 (parser_xref_tag): Add loc parameter. Change all callers. If
833 -Wc++-compat, warn about struct/union/enum types defined within a
835 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
836 and loc parameters. Change all callers. Change error calls to
837 error_at, using loc. For a redefinition, if the location of the
838 original definition is known, report it. Set in_struct and
839 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
840 (finish_struct): Add new parameters enclosing_in_struct and
841 enclosing_struct_types. Change all callers. Set
842 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
843 in the struct. If in a struct, add this struct to struct_types.
844 (start_enum): Add loc parameter. Change all callers. Use
845 error_at for errors, using loc. For a redefinition, if the
846 location of the original definition is known, report it. If in a
847 struct, add this enum type to struct_types. If -Wc++-compat warn
848 if in sizeof, typeof, or alignof.
849 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
850 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
851 (c_parser_enum_specifier): Get enum location for start_enum.
852 (c_parser_struct_or_union_specifier): Get struct location for
853 start_struct. Save in_struct and struct_types status between
854 start_struct and finish_struct.
855 (c_parser_cast_expression): Get location of cast.
856 (c_parser_alignof_expression): Get location of type.
857 (c_parser_postfix_expression): Likewise.
858 (c_parser_postfix_expression_after_paren_type): Add type_loc
859 parameter. Change all callers. Call check_compound_literal_type.
860 Use type_loc for error about variable size type.
861 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
862 of an enum constant from an enum type defined in a struct or union.
863 (c_cast_expr): Add loc parameter. Change all callers. If
864 -Wc++-compat, warn about defining a type in a cast.
865 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
866 (start_enum, start_struct, finish_struct): Update declarations.
867 (parser_xref_tag, c_cast_expr): Update declarations.
868 (check_compound_literal_type): Declare.
870 2009-05-11 Ben Elliston <bje@au.ibm.com>
872 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
873 for recent libcpp interface change.
874 (rs6000_macro_to_expand): Likewise.
876 2009-05-10 Michael Matz <matz@suse.de>
879 * config/arm/arm.c (require_pic_register): Emit on entry edge,
880 not at entry of function.
882 2009-05-10 Richard Guenther <rguenther@suse.de>
884 PR tree-optimization/40081
886 * tree-sra.c (instantiate_element): Instantiate scalar replacements
887 using the main variant of the element type. Do not fiddle with
888 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
890 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
891 structs with volatile fields.
893 2009-05-10 Jan Hubicka <jh@suse.cz>
895 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
896 (estimate_move_cost): Assert that it does not get called for
898 (estimate_num_insns): Skip VOID types in argument handling.
899 (optimize_inline_calls): Delete unreachable blocks and verify that
902 2009-05-10 Jan Hubicka <jh@suse.cz>
904 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
905 * cgraph.c (cgraph_mark_address_taken_node): New function.
906 (dump_cgraph_node): Dump new flag.
907 * cgraph.h (struct cgraph_node): Add address_taken.
908 (cgraph_mark_address_taken_node): New function.
909 * ipa.c (cgraph_postorder): Prioritize functions with address taken
910 since new direct calls can be born.
912 2009-05-10 Joseph Myers <joseph@codesourcery.com>
914 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
917 2009-05-10 Jan Hubicka <jh@suse.cz>
920 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
922 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
923 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
924 * tree-inline.c (copy_bb): Set frequency correctly.
925 (fold_marked_statements): Update call to
926 cgraph_update_edges_for_call_stmt.
928 2009-05-10 Joseph Myers <joseph@codesourcery.com>
930 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
931 identifiers in diagnostics.
932 * config/arm/arm.c (arm_handle_fndecl_attribute,
933 arm_handle_isr_attribute): Likewise.
934 * config/avr/avr.c (avr_handle_progmem_attribute,
935 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
937 * config/bfin/bfin.c (handle_int_attribute,
938 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
939 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
940 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
942 * config/darwin.c (darwin_handle_kext_attribute,
943 darwin_handle_weak_import_attribute): Likewise.
944 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
945 h8300_handle_eightbit_data_attribute,
946 h8300_handle_tiny_data_attribute): Likewise.
947 * config/i386/i386.c (ix86_handle_cconv_attribute,
948 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
950 * config/i386/winnt.c (ix86_handle_shared_attribute,
951 ix86_handle_selectany_attribute): Likewise.
952 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
953 * config/m32c/m32c.c (function_vector_handler): Likewise.
954 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
955 m68hc11_handle_fntype_attribute): Likewise.
956 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
957 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
958 * config/mips/mips.c (mips_insert_attributes,
959 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
960 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
961 rs6000_handle_struct_attribute): Likewise.
962 * config/sh/sh.c (sh_insert_attributes,
963 sh_handle_resbank_handler_attribute,
964 sh_handle_interrupt_handler_attribute,
965 sh2a_handle_function_vector_handler_attribute,
966 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
968 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
969 * config/spu/spu.c (spu_handle_fndecl_attribute,
970 spu_handle_vector_attribute): Likewise.
971 * config/stormy16/stormy16.c
972 (xstormy16_handle_interrupt_attribute): Likewise.
973 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
974 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
976 2009-05-10 Joseph Myers <joseph@codesourcery.com>
978 * pretty-print.h (struct pretty_print_info): Add
979 translate_identifiers.
980 (pp_translate_identifiers): New.
981 (pp_identifier): Only conditionally translate identifier to locale
983 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
984 (pp_base_tree_identifier): Only conditionally translate identifier
985 to locale character set.
986 * c-pretty-print.c (M_): Define.
987 (pp_c_type_specifier, pp_c_primary_expression): Mark English
988 fragments for conditional translation with M_.
989 * tree-pretty-print.c (maybe_init_pretty_print): Disable
990 identifier translation.
992 2009-05-10 Richard Guenther <rguenther@suse.de>
994 PR tree-optimization/40081
995 * tree-sra.c (instantiate_element): Instantiate scalar replacements
996 using the main variant of the element type. Do not fiddle with
997 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
999 2009-05-09 Jan Hubicka <jh@suse.cz>
1002 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1003 indirect calls; verify cgraph afterwards.
1005 2009-05-09 Jan Hubicka <jh@suse.cz>
1008 * ipa.c (update_inlined_to_pointer): New function.
1009 (cgraph_remove_unreachable_nodes): Use it.
1011 2009-05-09 Jan Hubicka <jh@suse.cz>
1013 * tree-eh.c (struct leh_state): Remove prev_try.
1014 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1016 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1017 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1018 remove_eh_handler_and_replace, foreach_reachable_handler,
1019 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1020 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1021 (gen_eh_region_cleanup): Update prototype.
1023 2009-05-09 Jan Hubicka <jh@suse.cz>
1026 * except.c (copy_eh_region): Always set prev_try.
1027 (redirect_eh_edge_to_label): Find outer try.
1028 (foreach_reachable_handler): When looking for prev try
1029 handle case where previous try is not going to be taken.
1031 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1033 PR tree-optimization/40049
1034 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1035 only vector/vector shifts, convert the type of the constant to the
1036 appropriate type to avoid building incorrect trees, which
1037 eventually have problems with garbage collection.
1039 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1041 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1042 -1 for complex floating-point types if honoring signed zeros.
1044 2009-05-08 Jan Hubicka <jh@suse.cz>
1046 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1047 argument; handle correctly when profile is absent.
1048 (build_cgraph_edges): Update.
1049 (rebuild_cgraph_edges): Update.
1050 * cgraph.c: Do not include varray.h.
1051 (cgraph_set_call_stmt_including_clones): New function.
1052 (cgraph_create_edge_including_clones): Likewise
1053 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1054 (cgraph_update_edges_for_call_stmt): Handle clones.
1055 (cgraph_remove_node): Handle clone tree.
1056 (cgraph_remove_node_and_inline_clones): New function.
1057 (dump_cgraph_node): Dump clone tree.
1058 (cgraph_clone_node): Handle clone tree.
1059 (clone_function_name): Bring here from tree-inline.c.
1060 (cgraph_create_virtual_clone): New function.
1061 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1062 (cgraph_clone_info): New function.
1063 (strut cgraph_node): Add clone_info and new clone tree pointers.
1064 (cgraph_remove_node_and_inline_clones,
1065 cgraph_set_call_stmt_including_clones,
1066 cgraph_create_edge_including_clones,
1067 cgraph_create_virtual_clone): Declare.
1068 (cgraph_function_versioning): Use VEC argument.
1069 (compute_call_stmt_bb_frequency): Update prototype.
1070 (cgraph_materialize_all_clones): New function.
1071 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1072 (ipcp_create_replace_map): Update to VECtors.
1073 (ipcp_update_callgraph): Use virtual clones.
1074 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1075 (ipcp_update_profiling): Do not update local profiling.
1076 (ipcp_insert_stage): Use VECtors and virtual clones.
1077 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1078 (clone_of_p): New function.
1079 (cgraph_preserve_function_body_p): Use clone tree.
1080 (cgraph_optimize): Materialize clones.
1081 (cgraph_function_versioning): Update for VECtors.
1082 (save_inline_function_body): Use clone tree.
1083 (cgraph_materialize_clone): New function.
1084 (cgraph_materialize_all_clones): Likewise.
1085 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1086 * ipa.c: Include gimple.h.
1087 (cgraph_remove_unreachable_nodes): Use clone tree.
1088 * ipa-prop.c (ipa_note_param_call): Update call to
1089 compute_call_stmt_bb_frequencycall.
1090 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1091 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1092 (copy_bb): Handle updating of clone tree; add new edge when new call
1094 (expand_call_inline): Be strict about every call having edge.
1095 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1096 (delete_unreachable_blocks_update_callgraph): New function.
1097 (tree_function_versioning): Use VECtors; always remove unreachable
1098 blocks and fold conditionals.
1099 * tree-inline.h: Do not include varray.h.
1100 (tree_function_versioning): Remove.
1101 * Makefile.in (GTFILES): Remove tree-inline.c
1102 * passes.c (do_per_function): Do only functions having body.
1103 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1106 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1107 Andrew Morrow <acm@google.com>
1110 * c-common.c (c_common_attribute_table): Permit deprecated
1111 attribute to take an optional argument.
1112 (handle_deprecated_attribute): If the optional argument to
1113 __attribute__((deprecated)) is not a string ignore the attribute
1116 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1117 * c-typeck.c (build_component_ref): Likewise.
1118 (build_external_ref): Likewise.
1120 * toplev.c (warn_deprecated_use): Add an attribute argument.
1121 Emit the message associated with __attribute__((deprecated)).
1123 * toplev.h (warn_deprecated_use): Updated.
1125 * doc/extend.texi: Document new optional parameter to
1126 __attribute__((deprecated))
1128 2009-05-08 Michael Eager <eager@eagercon.com>
1130 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1131 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1133 2009-05-08 Richard Guenther <rguenther@suse.de>
1135 PR tree-optimization/40062
1136 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1137 Avoid exponential behavior.
1139 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1141 PR rtl-optimization/33928
1143 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1144 process_uses, build_single_def_use_links): New.
1145 (update_df): Update use_def_ref.
1146 (forward_propagate_into): Use get_def_for_use instead of use-def
1148 (fwprop_init): Call build_single_def_use_links and let it initialize
1150 (fwprop_done): Free use_def_ref.
1151 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1152 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1153 df_rd_simulate_one_insn): New.
1154 (df_rd_bb_local_compute_process_def): Update head comment.
1155 (df_chain_create_bb): Use the new RD simulation functions.
1156 * df.h (df_rd_simulate_artificial_defs_at_top,
1157 df_rd_simulate_one_insn): New.
1158 * opts.c (decode_options): Enable fwprop at -O1.
1159 * doc/invoke.texi (-fforward-propagate): Document this.
1161 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1164 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1165 and one complex operand specially.
1166 * tree-complex.c (some_nonzerop): Do not identify a real value as
1167 zero if flag_signed_zeros.
1169 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1171 PR rtl-optimization/33928
1172 * loop-invariant.c (record_use): Fix && vs. || mishap.
1174 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1176 PR rtl-optimization/33928
1177 * loop-invariant.c (struct use): Add addr_use_p.
1178 (struct def): Add n_addr_uses.
1179 (struct invariant): Add cheap_address.
1180 (create_new_invariant): Set cheap_address.
1181 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1182 (record_uses): Pass df_ref to record_use.
1183 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1186 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1188 * config/sh/sh.c: Do not include c-pragma.h.
1190 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1192 * config/spu/spu.c: Remove include of c-common.h.
1194 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1197 * c-common.h (mark_valid_location_for_stdc_pragma,
1198 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1199 clear_float_const_decimal64, float_const_decimal64_p): New.
1200 * c.opt (Wunsuffixed-float-constants): New.
1201 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1202 unsuffixed float constant, handle new warning.
1203 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1204 * c-decl.c (c_scope): New flag float_const_decimal64.
1205 (set_float_const_decimal64, clear_float_const_decimal64,
1206 float_const_decimal64_p): New.
1207 (push_scope): Set new flag.
1208 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1209 to use STDC pragmas.
1210 (c_parser_external_declaration): Ditto.
1211 (c_parser_compound_statement_nostart): Ditto.
1212 * c-pragma.c (valid_location_for_stdc_pragma,
1213 mark_valid_location_for_stdc_pragma,
1214 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1215 handle_pragma_float_const_decimal64): New.
1216 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1217 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1218 set_float_const_decimal64, clear_float_const_decimal64,
1219 float_const_decimal64_p): New dummy functions.
1220 * doc/extend.texi (Decimal Float): Remove statement that the
1221 pragma, and suffix for double constants, are not supported.
1222 * doc/invoke.texi (Warning Options): List new option.
1223 (-Wunsuffixed-float-constants): New.
1225 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1227 * config/i386/i386.c: Do not include c-common.h.
1229 2009-05-07 Mark Heffernan <meheff@google.com>
1231 * doc/invoke.texi (Debugging Options): Document change of debugging
1233 * opts.c (decode_options): Make dump_base_name relative to
1234 aux_base_name directory.
1236 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1238 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1239 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1241 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1243 * Makefile.in (install-plugin): Simplify a bit.
1245 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1247 * Makefile.in (OBJS-common): Add regcprop.o.
1249 * timevar.def (TV_CPROP_REGISTERS): New.
1250 * regrename.c (regrename_optimize): Return 0.
1251 (rest_of_handle_regrename): Delete.
1252 (pass_rename_registers): Point to regrename_optimize.
1253 (struct value_data_entry, struct value_data,
1254 kill_value_one_regno, kill_value_regno, kill_value,
1255 set_value_regno, init_value_data, kill_clobbered_value,
1256 kill_set_value, kill_autoinc_value, copy_value,
1257 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1258 replace_oldest_value_reg, replace_oldest_value_addr,
1259 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1260 debug_value_data, validate_value_data): Move...
1261 * regcprop.c: ... here.
1262 (rest_of_handle_cprop): Delete.
1263 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1265 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1268 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1269 GEN_INT for 1 << bitnum.
1270 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1273 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1275 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1276 Remove wrong description of "nand" operation.
1278 2009-05-06 Richard Guenther <rguenther@suse.de>
1279 Adam Nemet <anemet@caviumnetworks.com>
1281 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1282 comment. Add that if LHS is not a gimple register, then RHS1 has
1283 to be a single object (GIMPLE_SINGLE_RHS).
1285 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1287 * expr.c (get_def_for_expr): Move it up in the file.
1288 (store_field): When expanding a bit-field store, look at the
1289 defining gimple stmt for the masking conversion.
1291 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1294 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1295 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1296 32-bit memcpy into long.
1298 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1300 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1301 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1303 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1304 instead of appending DW_OP_deref*.
1306 2009-05-06 Michael Matz <matz@suse.de>
1309 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1310 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1312 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1314 * Makefile.in (install-plugin): Fix srcdir handling.
1316 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1318 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1319 when processing for not_regs_needed bitmap.
1320 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1321 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1322 handling it for rhs.
1324 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1326 * config/i386/i386.md (unnamed inc/dec peephole): Use
1327 optimize_insn_for_size_p instead of optimize_size.
1328 * config/i386/predicates.md (incdec_operand): Likewise.
1329 (aligned_operand): Likewise.
1330 * config/i386/sse.md (divv8sf3): Likewise.
1331 (sqrtv8sf2): Likewise.
1333 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1335 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
1337 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
1339 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1341 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
1342 ssemodesuffixf2c with avxmodesuffixf2c.
1344 2009-05-06 Joseph Myers <joseph@codesourcery.com>
1347 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
1349 2009-05-05 Jakub Jelinek <jakub@redhat.com>
1351 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
1352 (struct tree_base): Adjust spacing for 8 bit boundaries.
1353 (struct tree_decl_common): Add decl_by_reference_flag bit.
1354 (DECL_BY_REFERENCE): Adjust.
1355 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
1356 print DECL_BY_REFERENCE bit.
1357 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
1358 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
1359 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
1360 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
1364 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
1365 range of the type, but default label is missing, add it with one
1366 of the existing labels instead of adding a new label for it.
1368 2009-05-05 Joseph Myers <joseph@codesourcery.com>
1372 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
1374 * Makefile.in (enable_plugin, plugin_includedir): New.
1375 (install): Depend on install-plugin.
1376 (PLUGIN_HEADERS): New.
1377 (install-plugin): New.
1378 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
1380 2009-05-05 Richard Guenther <rguenther@suse.de>
1382 PR tree-optimization/40022
1383 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
1385 (phivn_valid_p): Fix tuplification error, simplify.
1386 (phiprop_insert_phi): Add dumps.
1387 (propagate_with_phi): Simplify.
1389 2009-05-05 Richard Guenther <rguenther@suse.de>
1392 * builtins.c (gimplify_va_arg_expr): Properly build the address.
1394 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
1396 * tree.h (strip_float_extensions): Remove duplicate declaration.
1397 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
1398 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
1399 block_ultimate_origin): Rearrange the declarations line to match the
1400 comment that indicates the .c file which the functions are defined.
1401 (dwarf2out_*, set_decl_rtl): Add comment.
1402 (get_base_address): Adjust comment.
1403 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
1404 declarations line and add comment.
1405 (is_builtin_name): Add blank after function name, for clarity.
1407 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1409 * attribs.c (decl_attributes): Use %qE for identifiers in
1411 * cgraphunit.c (verify_cgraph_node): Translate function names to
1412 locale character set in diagnostics.
1413 * coverage.c (get_coverage_counts): Use %qE for identifiers in
1415 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
1416 Document that functions are named in UTF-8.
1417 * expr.c (expand_expr_real_1): Translate function names to locale
1418 character set in diagnostics.
1419 * gimplify.c (omp_notice_variable, omp_is_private,
1420 gimplify_scan_omp_clauses): Use %qE for identifiers in
1422 * langhooks.c (lhd_print_error_function): Translate function names
1423 to locale character set.
1424 * langhooks.h (decl_printable_name): Document that return value is
1425 in internal character set.
1426 * stmt.c: Include pretty-print.h
1427 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
1429 (resolve_operand_name_1): Translate named operand name to locale
1431 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
1433 * toplev.c (announce_function): Translate function names to locale
1435 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
1436 (default_tree_printer): Use pp_identifier or translate identifiers
1437 to locale character set. Mark "<anonymous>" for translation.
1438 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
1439 for identifiers in diagnostics.
1440 * tree.c (handle_dll_attribute): Use %qE for identifiers in
1442 * varasm.c (output_constructor): Use %qE for identifiers in
1445 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
1447 * configure.ac: use ` ` instead of $()
1448 * configure: Regenerate.
1450 2009-05-05 Ben Elliston <bje@au.ibm.com>
1452 * config/pa/linux-atomic.c: Eliminate conditional include of
1453 errno.h on non-LP64 systems to simplify build requirements.
1455 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1457 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
1459 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
1460 and pass value to identifier_to_locale.
1461 (warn_variable_length_array): Make name a tree.
1462 (grokdeclarator): Separate diagnostic texts for named and unnamed
1463 declarators. Use %qE for named declarators.
1464 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
1466 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
1467 identifiers in diagnostics.
1468 * c-typeck.c (push_member_name, start_init): Pass identifiers to
1469 identifier_to_locale. Mark "anonymous" strings for translation.
1471 2009-05-04 Michael Eager <eager@eagercon.com>
1473 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
1474 address for DImode/DFmode only if double-precision FP regs.
1476 2009-05-04 Michael Eager <eager@eagercon.com>
1478 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
1479 TARGET_SINGLE_FLOAT check.
1481 2009-05-04 Michael Eager <eager@eagercon.com>
1483 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
1485 2009-05-04 Michael Eager <eager@eagercon.com>
1487 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
1488 * config/rs6000/t-xilinx: New
1490 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
1492 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
1493 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
1494 * gcc/explow.c (memory_address): Use target hook.
1495 * gcc/targhooks.c (default_legitimize_address): New.
1496 * gcc/targhooks.h (default_legitimize_address): New.
1497 * gcc/target.h (legitimize_address): New.
1498 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
1499 (TARGET_INITIALIZER): Include it.
1500 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
1502 * config/bfin/bfin-protos.h (legitimize_address): Remove.
1503 * config/bfin/bfin.c (legitimize_address): Remove.
1504 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
1505 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
1507 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
1508 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
1510 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
1511 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
1512 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
1513 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
1514 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
1515 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
1516 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
1517 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
1518 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
1519 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
1520 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
1521 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
1522 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
1523 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
1524 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
1525 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
1526 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
1527 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
1528 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
1529 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
1530 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
1531 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
1532 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
1534 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
1535 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
1536 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
1537 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
1538 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
1539 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
1540 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
1541 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
1542 (thumb_legitimize_address): Delete.
1543 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
1544 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
1545 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
1546 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
1547 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
1548 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
1550 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
1553 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
1554 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
1555 * config/m32r/m32r.c (m32r_legitimize_address): New.
1556 * config/m68k/m68k.c (m68k_legitimize_address): New.
1557 * config/score/score.c (score_legitimize_address): Standardize.
1558 * config/score/score3.c (score3_legitimize_address): Standardize.
1559 * config/score/score3.h (score3_legitimize_address): Adjust.
1560 * config/score/score7.c (score7_legitimize_address): Standardize.
1561 * config/score/score7.h (score7_legitimize_address): Adjust.
1562 * config/sh/sh.c (sh_legitimize_address): New.
1563 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
1565 * gcc/config/s390/s390.c (legitimize_address): Rename to...
1566 (s390_legitimize_address): ... this.
1567 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
1568 (sparc_legitimize_address): ... this.
1569 * gcc/config/i386/i386.c (legitimize_address): Rename to...
1570 (ix86_legitimize_address): ... this.
1571 * gcc/config/avr/avr.c (legitimize_address): Rename to...
1572 (avr_legitimize_address): ... this.
1573 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
1574 (mn10300_legitimize_address): ... this.
1575 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
1576 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
1577 (alpha_expand_mov): Adjust call.
1579 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
1580 * config/spu/spu.c (spu_legitimize_address): Likewise.
1581 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
1582 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
1584 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1586 * intl.c (locale_encoding, locale_utf8): New.
1587 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
1588 * intl.h (locale_encoding, locale_utf8): Declare.
1589 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
1590 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
1592 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
1594 (pp_tree_identifier): Define to call pp_base_tree_identifier.
1595 (pp_base_tree_identifier): Declare as function.
1596 (identifier_to_locale): Declare.
1597 * Makefile.in (pretty-print.o): Update dependencies.
1598 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
1600 2009-05-04 Richard Guenther <rguenther@suse.de>
1603 * builtins.c (fold_builtin_memory_op): Do not decay to element
1604 type if the size matches the whole array.
1606 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1608 * expmed.c (synth_mult): When trying out a shift, pass the result
1611 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1613 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
1614 (shiftsub1_cost): New.
1615 (init_expmed): Compute shiftsub1_cost.
1616 (synth_mult): Optimize multiplications by constants of the form
1617 -(2^^m-1) for some constant positive integer m.
1619 2009-05-03 Richard Guenther <rguenther@suse.de>
1622 * c-typeck.c (array_to_pointer_conversion): Do not built
1623 ADDR_EXPRs of arrays of pointer-to-element type.
1624 * c-gimplify.c (c_gimplify_expr): Revert change fixing
1625 up wrong ADDR_EXPRs after-the-fact.
1626 * c-common.c (strict_aliasing_warning): Strip pointer
1627 conversions for obtaining the original type.
1628 * builtins.c (fold_builtin_memset): Handle array types.
1629 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
1632 2009-05-03 Richard Guenther <rguenther@suse.de>
1635 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
1636 Do not lose casts from array types with unknown extent to array
1637 types with known extent.
1638 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
1639 alias set compatibility.
1641 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1643 * flags.h (extra_warnings): Delete.
1644 * toplev.c (process_options): Handle Wuninitialized here.
1645 * opts.c (extra_warnings): Delete.
1646 (set_Wextra): Delete.
1647 (common_handle_option): -Wextra can be handled automatically.
1648 * c-opts.c (c_common_handle_option): Delete obsolete code.
1649 (c_common_post_options): Simplify comment.
1650 * common.opt (W): Add Var.
1652 (Wuninitialized): Initialize to -1.
1654 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
1655 Richard Guenther <rguenther@suse.de>
1657 * expr.c (get_def_for_expr): New function.
1658 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
1659 SSA rather than trees.
1660 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
1661 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
1663 2009-05-03 Joseph Myers <joseph@codesourcery.com>
1665 * c-common.c (reswords): Add _Imaginary.
1666 * c-common.c (enum rid): Add RID_IMAGINARY.
1668 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
1670 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
1671 Patch by Richard Guenther.
1673 2009-05-03 Anatoly Sokolov <aesok@post.ru>
1675 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
1676 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1677 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
1678 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
1679 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
1680 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
1681 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
1682 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
1683 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
1684 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
1685 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
1686 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
1687 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
1688 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
1689 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
1690 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
1691 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
1692 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
1694 2009-05-02 Richard Guenther <rguenther@suse.de>
1696 PR tree-optimization/39940
1697 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
1700 2009-05-02 Richard Guenther <rguenther@suse.de>
1703 * tree-ssa.c (execute_update_addresses_taken): Properly check
1704 if we can mark a variable DECL_GIMPLE_REG_P.
1705 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
1706 back to the end of the function.
1707 (is_gimple_reg_type): Remove complex type special casing.
1708 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
1711 2009-05-02 Ben Elliston <bje@au.ibm.com>
1713 * doc/collect2.texi (Collect2): Document search path behaviour
1714 when configured with --with-ld.
1716 2009-05-02 Jan Hubicka <jh@suse.cz>
1718 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
1719 parameter; update callers.
1720 (coalesce_cost_edge): EH edges are costier because they needs
1721 splitting even if not critical and even more costier when there are
1722 multiple EH predecestors.
1724 2009-05-02 Jan Hubicka <jh@suse.cz>
1726 * except.c (remove_eh_handler_and_replace): Handle updating after
1727 removing TRY blocks.
1729 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
1731 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
1733 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
1735 * varasm.c: Do not include c-pragma.h.
1736 * attribs.c: Do not incude c-common.h.
1738 2009-05-01 Michael Matz <matz@suse.de>
1740 * calls.c (initialize_argument_information): Handle SSA names like
1741 decls with a non MEM_P DECL_RTL.
1743 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1745 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
1746 * ipa-utils.c: Likewise.
1747 * ipa-type-escape.c: Likewise.
1748 * cgraphunit.c Do not include c-common.h.
1749 * ipa-pure-const.c: Likewise.
1750 * tree-if-conv.c: Likewise.
1751 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
1752 * ipa-struct-reorg.c: Likewise.
1753 * tree-nomudflap.c: Likewise.
1754 * tree-ssa-structalias.c: Likewise.
1756 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1758 * store-motion.c: Many cleanups to make this pass a first-class
1759 citizen instead of an appendix to gcse load motion. Add TODO list
1760 to make this pass faster/cleaner/better.
1762 (struct ls_expr): Post gcse.c-split cleanups.
1763 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
1764 "stores" field to "avail_stores".
1765 (pre_ldst_mems): Rename to store_motion_mems.
1766 (pre_ldst_table): Rename to store_motion_mems_table.
1767 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
1768 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
1769 (ldst_entry): Rename to st_expr_entry, update users.
1770 (free_ldst_entry): Rename to free_st_expr_entry, update users.
1771 (free_ldst_mems): Rename to free_store_motion_mems, update users.
1772 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
1774 (first_ls_expr): Rename to first_st_expr, update users.
1775 (next_ls_expr): Rename to next_st_expr, update users.
1776 (print_ldst_list): Rename to print_store_motion_mems. Print names of
1777 fields properly for store motion instead of names inherited from load
1779 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
1780 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
1783 (ae_kill): Rename to st_kill, update users.
1784 (ae_gen): Rename to st_avloc, update users.
1785 (transp): Rename to st_transp, update users.
1786 (pre_insert_map): Rename to st_insert_map, update users.
1787 (pre_delete_map): Rename to st_delete_map, update users.
1788 (insert_store, build_store_vectors, free_store_memory,
1789 one_store_motion_pass): Update for abovementioned changes.
1791 (gcse_subst_count, gcse_create_count): Remove.
1792 (one_store_motion_pass): New statistics counters "n_stores_deleted"
1793 and "n_stores_created", local variables.
1795 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
1798 (regvec, compute_store_table_current_insn): Remove.
1799 (reg_set_info, reg_clear_last_set): Remove.
1800 (compute_store_table): Use DF caches instead of local dataflow
1803 2009-05-01 Joseph Myers <joseph@codesourcery.com>
1805 * c-objc-common.c (c_tree_printer): Print identifiers with
1806 pp_identifier, not pp_string. Mark "({anonymous})" for
1808 * c-pretty-print.c (pp_c_ws_string): New.
1809 (pp_c_cv_qualifier, pp_c_type_specifier,
1810 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
1811 pp_c_storage_class_specifier, pp_c_function_specifier,
1812 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
1813 pp_c_primary_expression, pp_c_postfix_expression,
1814 pp_c_unary_expression, pp_c_shift_expression,
1815 pp_c_relational_expression, pp_c_equality_expression,
1816 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
1817 use pp_string and pp_c_ws_string in place of pp_identifier and
1818 pp_c_identifier for non-identifiers. Mark English strings for
1820 * c-pretty-print.h (pp_c_ws_string): Declare.
1822 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
1823 Roland McGrath <roland@redhat.com>
1825 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
1826 (ENABLE_LD_BUILDID): New configuration option.
1827 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
1828 (LINK_BUILDID_SPEC): New macro.
1829 (init_spec): If defined, prepend it between LINK_EH_SPEC and
1831 * doc/install.texi: Document --enable-linker-build-id option.
1832 * configure: Rebuild.
1833 * config.in: Rebuild.
1835 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
1837 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
1838 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
1839 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
1840 MIPS_GP_SAVE_AREA_SIZE.
1841 * config/mips/mips.c (struct mips_frame_info): Update comment
1842 before arg_pointer_offset and hard_frame_pointer_offset.
1843 (mips_compute_frame_info): Update diagram before function: to
1844 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
1845 indicate the position of frame_pointer_rtx with -fstack-protector and
1846 to show args_size. Don't allocate cprestore area for leaf functions
1847 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
1849 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
1851 2009-04-30 Michael Matz <matz@suse.de>
1853 PR tree-optimization/39955
1854 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
1856 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
1858 * ira.c (setup_cover_and_important_classes): Use safe macro
1859 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
1861 * genpreds.c (write_tm_preds_h): Output suitable definition of
1862 REG_CLASS_FOR_CONSTRAINT.
1864 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
1866 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
1868 * bitmap.c (bitmap_descriptor): Likewise.
1869 * ggc-common.c (loc_descriptor): Likewise.
1870 * varray.c (varray_descriptor): Likewise.
1871 * vec.c (vec_descriptor): Likewise.
1873 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
1875 * Makefile.in (dce.o): Add $(EXCEPT_H).
1876 * dce.c: Include except.h and delete redundant vector definitions.
1877 (deletable_insn_p): Return false for non-call insns that can throw
1880 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
1882 * gcse.c (ae_gen): Remove.
1883 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
1884 and make non-static function to make it available in store-motion.c.
1885 Update call sites with search-and-replace.
1886 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
1887 extract_mentioned_regs, extract_mentioned_regs_helper,
1888 find_moveable_store, compute_store_table, load_kills_store, find_loads,
1889 store_killed_in_insn, store_killed_after, store_killed_before,
1890 build_store_vectors, insert_insn_start_basic_block, insert-store,
1891 remove_reachable_equiv_notes, replace_store_insn, delete_store,
1892 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
1893 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
1894 * store-motion.c: ...new file. Also copy data structures from gcse.c
1895 and clean up to remove parts not used by store motion.
1896 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
1897 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
1899 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1902 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
1903 when optimizing for size.
1905 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
1907 * gcse.c (gcse_constant_p): Fix typo in last change.
1909 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
1911 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
1913 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
1915 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
1917 2009-04-29 James E. Wilson <wilson@codesourcery.com>
1919 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
1920 CONST_HIGH_PART result.
1922 2009-04-29 Anatoly Sokolov <aesok@post.ru>
1924 * config/avr/avr.c (initial_elimination_offset): Rename to
1925 avr_initial_elimination_offset.
1926 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
1927 change return type to bool.
1928 (avr_can_eliminate): New function.
1929 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
1930 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
1931 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
1932 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
1933 avr_initial_elimination_offset.
1934 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
1935 (avr_initial_elimination_offset): Define.
1937 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
1938 Steven Bosscher <steven@gcc.gnu.org>
1940 PR rtl-optimization/39938
1941 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
1942 * cfgrtl.c: Include insn-attr.h.
1943 (rest_of_pass_free_cfg): New function.
1944 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
1945 * resource.c (init_resource_info): Remove call to df_analyze.
1947 2009-04-29 Richard Guenther <rguenther@suse.de>
1950 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
1951 allow conversion to signed integers.
1953 2009-04-29 Richard Guenther <rguenther@suse.de>
1955 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
1956 shifts of floating point vectors if the shift amount is
1957 a constant multiple of the element size.
1959 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
1960 Michael Matz <matz@suse.de>
1964 * tree-outof-ssa.c (emit_partition_copy): New function.
1965 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1966 insert_part_to_rtx_on_edge): Perform the partition base var
1967 copy using emit_partition_copy.
1968 (insert_value_copy_on_edge): Convert constants to the right mode.
1969 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
1970 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
1972 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1974 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
1975 scan backwards to try to find a constant to initialize it.
1977 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
1978 insn before the loop_end instruction, don't look past labels.
1980 2009-04-29 Richard Guenther <rguenther@suse.de>
1983 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
1984 loose type conversions.
1985 (forward_propagate_addr_expr): Fix tuplification bug. Remove
1986 stmts only if there are no uses of its definition.
1988 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1990 * config/bfin/bfin.h (splitting_loops): Declare.
1991 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
1992 Reorder bit definitions to be ascending.
1993 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
1994 * config/bfin/bfin.c (splitting_loops): New variable.
1995 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
1996 (struct loop_info): Remove members INIT and LOOP_INIT.
1997 (bfin_optimize_loop): Don't set them. Reorder the code that generates
1998 the LSETUP sequence. Allow LC to be loaded from any register, but
1999 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2000 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2002 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2003 of reload_completed.
2006 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2008 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2010 * Makefile.in (PLUGIN_VERSION_H): New.
2011 (OBJS-common): Remove plugin-version.o.
2012 (plugin.o): Depend on (PLUGIN_VERSION_H).
2013 (plugin-version.o): Remove.
2014 * configure: Regenerate
2015 * configure.ac: Create plugin-version.h.
2016 * gcc-plugin.h (plugin_gcc_version): Remove.
2017 (plugin_default_version_check): Change signature.
2018 * plugin-version.c: Remove.
2019 * plugin.c: Include plugin-version.h.
2020 (str_plugin_gcc_version_name): Remove.
2021 (try_init_one_plugin): Pass gcc version to plugin_init.
2022 (plugin_default_version_check): Both gcc and plugin versions are now
2025 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2027 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2028 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2029 Remove special case testing for last insn of inner loops. Don't fail
2030 if the loop ends with a jump, emit an extra nop instead.
2032 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2033 DREGS rather than comparing directly. Remove code that tries to
2034 account for latencies.
2036 2009-04-29 Richard Guenther <rguenther@suse.de>
2038 PR tree-optimization/39941
2039 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2040 eliminating an indirect call.
2042 2009-04-29 Richard Guenther <rguenther@suse.de>
2044 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2045 parameter. Allow invariants as base if !require_lvalue.
2046 (verify_gimple_assign_single): Adjust.
2048 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2050 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2051 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2052 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2053 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2054 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2056 * config/bfin/bfin.c (bfin_expand_builtin,
2057 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2059 2009-04-28 Richard Guenther <rguenther@suse.de>
2061 * tree-vect-loop.c (get_initial_def_for_induction): Use
2062 correct types for pointer increment.
2064 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2066 * toplev.c (print_version): Update GMP version string calculation.
2068 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2070 PR rtl-optimization/39938
2071 * resource.c (init_resource_info): Add call to df_analyze.
2073 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2075 * config/alpha/alpha.md (usegp): Cast the result of
2076 alpha_find_lo_sum_using_gp to enum attr_usegp.
2077 * config/alpha/alpha.c (override_options): Remove end-of-structure
2078 marker element from cpu_table. Use array size of cpu_table to handle
2079 -mcpu and -mtune options.
2080 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2082 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2084 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2085 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2086 tune_32 and tune_64.
2087 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2089 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2090 * config/rs6000/option-defaults.h: ... here. New file.
2091 (OPT_64, OPT_32): Define.
2092 (MASK_64BIT): Define to 0 if not already defined.
2093 (OPT_ARCH64, OPT_ARCH32): Define.
2094 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2097 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2099 * config/arm/arm.c (arm_override_options): Emit error on using
2102 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2104 PR rtl-optimization/39914
2105 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2106 registers for allocnos created from user-defined variables only
2107 when not optimizing.
2109 2009-04-28 Richard Guenther <rguenther@suse.de>
2112 * fold-const.c (fold_binary): Use distribute_real_division only
2115 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2117 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2118 add hpux-stdint.h to tm_file.
2119 (hppa[12]*-*-hpux11*): Ditto.
2120 (ia64*-*-hpux*): Ditto.
2121 * config/hpux-stdint.h: New.
2122 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2123 __STDC_EXT__ for all compiles.
2124 * config/pa/pa-hpux.h: Ditto.
2125 * config/pa/pa-hpux10.h: Ditto.
2126 * config/pa/pa-hpux11.h: Ditto.
2128 2009-04-28 Catherine Moore <clm@codesourcery.com>
2130 * debug.h (set_name): Add comment.
2132 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2135 * config/darwin.c (machopic_gen_offset): Check
2136 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2137 * config/arm/arm.c (require_pic_register): Likewise.
2139 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2141 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2142 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2143 m32c_promote_prototypes): Delete.
2145 2009-04-28 Michael Matz <matz@suse.de>
2148 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2151 2009-04-28 Richard Guenther <rguenther@suse.de>
2153 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2155 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2157 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2158 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2159 * config/arm/arm-tune.md: Regenerate.
2161 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2163 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2164 block if there are complex incoming edges.
2165 (sel_merge_blocks): Remove useless assert.
2166 (sel_redirect_edge_and_branch): Check that edge was redirected.
2167 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2168 (sel_find_rgns): Delete declaration.
2169 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2170 the region when it is not a preheader.
2172 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2175 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2177 2009-04-28 Richard Guenther <rguenther@suse.de>
2179 * tree.h (SSA_NAME_VALUE): Remove.
2180 (struct tree_ssa_name): Remove value_handle member.
2181 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2182 array for jump threading.
2183 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2185 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2186 * tree-flow.h (threadedge_initialize_values): Declare.
2187 (threadedge_finalize_values): Likewise.
2188 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2189 (SSA_NAME_VALUE): Define.
2190 (threadedge_initialize_values): New function.
2191 (threadedge_finalize_values): Likewise.
2192 * tree-ssa-dom.c (ssa_name_values): New global variable.
2193 (SSA_NAME_VALUE): Define.
2194 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2196 2009-04-28 Ira Rosen <irar@il.ibm.com>
2198 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2199 Use REPORT_VECTORIZED_LOCATIONS instead
2200 REPORT_VECTORIZED_LOOPS.
2201 * tree-vectorizer.c (vect_verbosity_level): Make static.
2202 (vect_loop_location): Rename to vect_location.
2203 (vect_set_verbosity_level): Update comment.
2204 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2206 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2207 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2208 instead REPORT_UNVECTORIZED_LOOPS.
2209 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2210 and vect_loop_def to vect_external_def and vect_internal_def.
2211 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2212 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2213 REPORT_UNVECTORIZED_LOCATIONS.
2214 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2215 and vect_used_in_loop and to vect_unused_in_scope and
2217 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2218 (vect_verbosity_level): Remove declaration.
2219 (vect_analyze_operations): Likewise.
2220 (vect_analyze_stmt): Declare.
2221 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2222 REPORT_UNVECTORIZED_LOCATIONS.
2223 (vect_get_loop_niters): Fix indentation.
2224 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2225 (vect_analyze_loop_operations): New function.
2226 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2227 vect_analyze_operations.
2228 (vect_is_simple_reduction): Use new names.
2229 (vectorizable_live_operation, vect_transform_loop): Likewise.
2230 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2231 to specify whether the data references can be a part of interleaving
2233 (vect_analyze_data_ref_dependence): Use new names.
2234 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2235 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2236 * tree-vect-patterns.c (widened_name_p): Use new names.
2237 (vect_recog_dot_prod_pattern): Likewise.
2238 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2239 (process_use, vect_mark_stmts_to_be_vectorized,
2240 vect_model_simple_cost, vect_model_store_cost,
2241 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2242 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2243 vectorizable_operation, vectorizable_type_demotion,
2244 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2245 vectorizable_condition): Likewise.
2246 (vect_analyze_operations): Split into vect_analyze_loop_operations
2248 (vect_analyze_stmt): ... new function.
2249 (new_stmt_vec_info): Use new names.
2250 (vect_is_simple_use): Use new names and fix comment.
2251 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2252 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2254 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2257 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2258 and integer modes for x87 operands. Do not ICE for unsupported size,
2259 generate error instead. Generate error for unsupported operand types.
2260 ['z']: Do not handle HImode memory operands specially. Warning
2261 for floating-point operands. Fallthru to 'Z' for unsupported operand
2262 types. Do not ICE for unsupported size, generate error instead.
2263 (output_387_binary_op): Use %Z to output operands.
2264 (output_fp_compare): Ditto.
2265 (output_387_reg_move): Ditto.
2267 2009-04-28 Ben Elliston <bje@au.ibm.com>
2272 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2274 * builtins.c (c_strlen): Do not warn here.
2275 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2276 * c-common.c (pointer_int_sum): Take an explicit location.
2277 Warn about offsets out of bounds.
2278 * c-common.h (pointer_int_sum): Adjust declaration.
2280 2009-04-27 Ian Lance Taylor <iant@google.com>
2282 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2284 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2285 * df-core.c (df_set_flags): Change return type to int. Change
2286 type of old_flags to int.
2287 (df_clear_flags): Likewise.
2288 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2289 (df_get_conditional_uses): Likewise.
2290 * df.h (df_set_flags, df_clear_flags): Update declarations.
2291 * dwarf2out.c (struct indirect_string_node): Change type of form
2292 field to enum dwarf_form.
2293 (AT_string_form): Change return type to enum dwarf_form.
2294 * fixed-value.c (fixed_compare): Add cast to enum type.
2295 * fwprop.c (update_df): Change 0 to VOIDmode.
2296 * gensupport.c: Change 0 to UNKNOWN.
2297 * gimple.h (gimple_cond_code): Add cast to enum type.
2298 * haifa-sched.c (reemit_notes): Add cast to enum type.
2299 * hooks.c (hook_int_void_no_regs): Remove function.
2300 * hooks.h (hook_int_void_no_regs): Remove declaration.
2301 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2302 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2303 * real.c (real_arithmetic): Add cast to enum type.
2304 (real_compare): Likewise.
2305 * target.h (struct gcc_target): Change return type of
2306 branch_target_register_class to enum reg_class.
2307 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2308 default_branch_target_register_class.
2309 * targhooks.c (default_branch_target_register_class): New function.
2310 * targhooks.h (default_branch_target_register_class): Declare.
2311 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2312 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2314 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2316 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2317 vect_uninitialized_def. Change 0 to ERROR_MARK.
2318 * tree-vect-stmts.c (supportable_widening_operation): Don't
2319 initialize icode1 and icode2.
2320 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2321 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
2323 (cmn_err_flag_specs): Change 0 to STD_C89.
2324 (cmn_err_char_table): Likewise.
2325 * config/arm/arm.c (get_arm_condition_code): Change type of code
2326 to enum arm_cond_code.
2327 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
2328 (IWMMXT_BUILTIN2): Likewise.
2329 (neon_builtin_type_bits): Don't define typedef.
2330 (neon_builtin_datum): Change type of bits field to int.
2331 (arm_expand_neon_args): Add cast to enum type.
2332 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
2334 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
2336 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
2338 * config/mips/mips.md (jal_macro): Return enum constant.
2339 (single_insn): Likewise.
2340 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
2342 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2344 * config/s390/s390.c (s390_tune_flags): Change type to int.
2345 (s390_arch_flags): Likewise.
2346 (s390_handle_arch_option): Change flags field of struct pta to int.
2347 * config/s390/s390.h (s390_tune_flags): Update declaration.
2348 (s390_arch_flags): Likewise.
2349 * config/sh/sh.c (prepare_move_operands): Compare
2350 tls_symbolic_operand result with enum constant.
2351 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
2352 (sh_expand_prologue): Add cast to enum type.
2353 (sh_expand_epilogue): Likewise.
2354 (tls_symbolic_operand): Change return type to enum tls_model.
2355 (fpscr_set_from_mem): Add cast to enum type.
2356 (legitimize_pic_address): Compare tls_symbolic_operand result with
2358 (sh_target_reg_class): Change return type to enum reg_class.
2359 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
2361 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
2362 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
2363 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
2364 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
2365 (delayed_branch, tls_call_delay): Likewise.
2366 (eligible_for_sibcall_delay): Likewise.
2367 (eligible_for_return_delay): Likewise.
2368 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
2369 (spu_expand_builtin_1): Likewise.
2371 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
2372 for all types of conversions.
2373 (output_init_element): Issue -Wc++-compat warning if needed when
2374 initializing a bitfield with enum type.
2375 * c-parser.c (c_parser_expression): Set original_type to
2376 original_type of right hand operand of comman operator.
2378 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2380 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
2382 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
2383 * doc/cpp.texi (Standard Predefined Macros)
2384 (Implementation-defined behavior): Likewise.
2385 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
2386 * doc/gimple.texi (GIMPLE Exception Handling)
2387 (@code{GIMPLE_ASSIGN}): Likewise.
2388 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
2389 * doc/invoke.texi (Warning Options, Optimize Options)
2390 (AVR Options, Darwin Options): Likewise.
2391 (Optimize Options): Reformulate -fwhole-program description.
2392 * doc/loop.texi (Lambda): Likewise.
2393 * doc/md.texi (Output Template, Define Constraints)
2394 (Standard Names, Insn Splitting): Likewise.
2395 * doc/options.texi (Option properties): Likewise.
2396 * doc/passes.texi (Tree-SSA passes): Likewise.
2397 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
2398 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
2399 (File Names and DBX): Likewise.
2400 * doc/trouble.texi (Incompatibilities): Likewise.
2402 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2404 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
2405 instruction is correct.
2407 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2409 Allow non-constant arguments to conversion intrinsics.
2410 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
2411 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
2412 * spu.c (print_operand): Handle 'v' and 'w'.
2413 (exp2_immediate_p, spu_gen_exp2): Define.
2414 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
2415 spu_convtf_1): Update parameter descriptions.
2416 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
2417 * constraints.md ('v', 'w'): New.
2418 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
2420 (i2f, I2F): New define_mode_attr.
2421 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
2422 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
2423 fixuns_truncv4sfv4si2): Update to use mode attribute.
2424 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
2425 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
2426 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
2427 patterns for combine.
2429 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
2431 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
2432 (cprop, hoist, pre, store_motion): New debug counters.
2433 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
2434 is not an RTL pass anymore.
2435 (pass_profiling): Remove extern decl for pass removed in 2005.
2436 (pass_gcse, pass_jump_bypass): Remove.
2437 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
2438 to 0 for clean state.
2439 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
2440 * cse.c (gate_handle_cse_after_global_opts,
2441 rest_of_handle_cse_after_global_opts): New functions.
2442 (pass_cse_after_global_opts): New pass, does local CSE.
2443 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
2444 (TV_CPROP): New timevar.
2445 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
2446 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
2447 (gcse_main, recompute_all_luids): Remove.
2448 (compute_hash_table_work): Call max_reg_num instead of reading
2450 (cprop_jump): Don't set run_jump_opt_after_gcse.
2451 (constprop_register): Always allow to alter jumps.
2452 (cprop_insn): Likewise.
2453 (do_local_cprop): Likewise.
2454 (local_cprop_pass): Likewise. Return non-zero if something changed.
2455 (cprop): Remove function, fold interesting bits into one_cprop_pass.
2456 (find_implicit_sets): Add note about missed optimization opportunity.
2457 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
2458 pass_rtl_cprop execute function.
2459 Don't bother tracking the pass number, each pass gets its own dumpfile
2461 Always allow to alter jumpsand bypass jumps.
2462 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
2463 will just find no suitable set.
2464 (pre_edge_insert): Fix dumping, this function is for PRE only.
2465 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
2466 pass_rtl_pre execute function.
2467 (hoist_code): Return non-zero if something changed. Keep track of
2468 substitutions and insertions for statistics gathering similar to PRE.
2469 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
2470 called from the pass_rtl_hoist execute function. Show pass statistics.
2471 (compute_store_table): Use max_reg_num directly instead of using the
2472 formerly global max_gcse_regno.
2473 (build_store_vectors): Likewise.
2474 (replace_store_insn): Fix dumping.
2475 (store_motion): Rename to ...
2476 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
2477 pass, called from the pass_rtl_store_motion execute function. Keep
2478 track of substitutions and insertions for statistics gathering similar
2480 (bypass_jumps): Remove, fold interesting bits into ...
2481 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
2482 from the pass_rtl_cprop execute function.
2483 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2484 pass_jump_bypass): Remove.
2485 (gate_handle_gcse, rest_of_handle_gcse): Remove.
2486 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
2487 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
2488 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
2489 (gate_rtl_store_motion, execute_rtl_store_motion,
2490 pass_rtl_store_motion): New.
2491 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
2492 make it clear that -fcse-skip-blocks is a no-op for backward compat.
2493 * passes.c (init_optimization_passes): Remove pass_gcse and
2494 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
2495 and cse_after_global_opts in place of pass_gcse. Schedule cprop
2496 instead of pass_jump_bypass.
2498 2009-04-27 Richard Guenther <rguenther@suse.de>
2501 * gimplify.c (gimplify_expr): If we are required to create
2502 a temporary make sure it ends up as register.
2504 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
2507 * config/i386/i386.c (construct_container): Don't call
2508 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
2509 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
2511 2009-04-27 Michael Matz <matz@suse.de>
2513 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
2514 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
2515 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
2516 (dump_replaceable_exprs): Take a bitmap.
2517 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
2519 (expand_gimple_basic_block): Likewise.
2520 * tree-ssa-ter.c (struct temp_expr_table_d): Make
2521 replaceable_expressions member a bitmap.
2522 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
2523 (mark_replaceable): Likewise.
2524 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
2525 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
2527 2009-04-27 Richard Guenther <rguenther@suse.de>
2529 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
2530 (verify_stmts): Dispatch to gimple/type verification code.
2531 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
2532 issue with call argument types.
2534 2009-04-27 Michael Matz <matz@suse.de>
2536 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
2537 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
2540 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2541 Eric Botcazou <ebotcazou@adacore.com>
2543 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
2544 a label's basic block.
2545 (mark_target_live_regs): Tidy and rework obsolete comments.
2546 Change back DF problem to LIVE. If a label starts a basic block,
2547 assume that all registers that used to be live then still are.
2548 (init_resource_info): If a label starts a basic block, set its
2549 BLOCK_FOR_INSN accordingly.
2550 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
2552 2009-04-27 Richard Guenther <rguenther@suse.de>
2554 * tree-flow-inline.h (function_ann): Remove.
2555 (get_function_ann): Likewise.
2556 * tree-dfa.c (create_function_ann): Remove.
2557 * tree-flow.h (struct static_var_ann_d): Remove.
2558 (struct function_ann_d): Likewise.
2559 (union tree_ann_d): Remove fdecl member.
2560 (function_ann_t): Remove.
2561 (function_ann, get_function_ann, create_function_ann): Remove
2564 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
2566 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
2568 2009-04-27 Jan Hubicka <jh@suse.cz>
2570 * ipa-pure-const.c (struct funct_state_d): New fields
2571 state_previously_known, looping_previously_known; remove
2572 state_set_in_source.
2573 (analyze_function): Use new fields.
2574 (propagate): Avoid assumption that state_set_in_source imply
2577 * tree-ssa-loop-niter.c (finite_loop_p): New function.
2578 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
2579 * cfgloop.h (finite_loop_p): Declare.
2581 2009-04-26 Michael Matz <matz@suse.de>
2583 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
2585 2009-04-26 Michael Matz <matz@suse.de>
2587 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
2588 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
2589 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
2590 pass_mark_used_blocks): Remove.
2591 * tree-optimize.c (pass_free_datastructures,
2592 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
2593 * passes.c (init_optimization_passes): Don't call
2594 pass_mark_used_blocks, remove dead code.
2596 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
2598 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
2599 * tree-ssa-live.h (register_ssa_partition): Likewise.
2601 2009-04-26 Michael Matz <matz@suse.de>
2604 * builtins.c (fold_builtin_next_arg): Handle SSA names.
2605 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
2606 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
2608 (compare_pairs): Swap cost comparison.
2609 (coalesce_ssa_name): Don't use change_partition_var.
2610 * tree-nrv.c (struct nrv_data): Add modified member.
2611 (finalize_nrv_r): Set it.
2612 (tree_nrv): Use it to update statements.
2613 (pass_nrv): Require PROP_ssa.
2614 * tree-mudflap.c (mf_decl_cache_locals,
2615 mf_build_check_statement_for): Use make_rename_temp.
2616 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
2617 * alias.c (find_base_decl): Handle SSA names.
2618 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
2619 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
2620 * rtl.h (set_reg_attrs_for_parm): Declare.
2621 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
2622 to "optimized", remove unused locals at finish.
2623 (execute_free_datastructures): Make global, call
2624 delete_tree_cfg_annotations.
2625 (execute_free_cfg_annotations): Don't call
2626 delete_tree_cfg_annotations.
2628 * ssaexpand.h: New file.
2629 * expr.c (toplevel): Include ssaexpand.h.
2630 (expand_assignment): Handle SSA names the same as register variables.
2631 (expand_expr_real_1): Expand SSA names.
2632 * cfgexpand.c (toplevel): Include ssaexpand.h.
2633 (SA): New global variable.
2634 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
2635 (SSAVAR): New macro.
2636 (set_rtl): New helper function.
2637 (add_stack_var): Deal with SSA names, use set_rtl.
2638 (expand_one_stack_var_at): Likewise.
2639 (expand_one_stack_var): Deal with SSA names.
2640 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
2641 before unique numbers.
2642 (expand_stack_vars): Use set_rtl.
2643 (expand_one_var): Accept SSA names, add asserts for them, feed them
2644 to above subroutines.
2645 (expand_used_vars): Expand all partitions (without default defs),
2646 then only the local decls (ignoring those expanded already).
2647 (expand_gimple_cond): Remove edges when jumpif() expands an
2649 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
2650 or remove abnormal edges. Ignore insns setting the LHS of a TERed
2652 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
2653 members of SA; deal with PARM_DECL partitions here; expand
2654 all PHI nodes, free tree datastructures and SA. Commit instructions
2655 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
2656 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
2657 info and statements at start, collect garbage at finish.
2658 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
2659 (VAR_ANN_PARTITION) Remove.
2660 (change_partition_var): Don't declare.
2661 (partition_to_var): Always return SSA names.
2662 (var_to_partition): Only accept SSA names.
2663 (register_ssa_partition): Only check argument.
2664 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
2666 (delete_var_map): Don't free it.
2667 (var_union): Only accept SSA names, simplify.
2668 (partition_view_init): Mark only useful SSA names as used.
2669 (partition_view_fini): Only deal with SSA names.
2670 (change_partition_var): Remove.
2671 (dump_var_map): Use ssa_name instead of partition_to_var member.
2672 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
2674 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
2675 (struct _elim_graph): New member const_dests; nodes member vector of
2677 (set_location_for_edge): New static helper.
2678 (create_temp): Remove.
2679 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
2680 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
2681 (new_elim_graph): Allocate const_dests member.
2682 (clean_elim_graph): Truncate const_dests member.
2683 (delete_elim_graph): Free const_dests member.
2684 (elim_graph_size): Adapt to new type of nodes member.
2685 (elim_graph_add_node): Likewise.
2686 (eliminate_name): Likewise.
2687 (eliminate_build): Don't take basic block argument, deal only with
2688 partition numbers, not variables.
2689 (get_temp_reg): New static helper.
2690 (elim_create): Use it, deal with RTL temporaries instead of trees.
2691 (eliminate_phi): Adjust all calls to new signature.
2692 (assign_vars, replace_use_variable, replace_def_variable): Remove.
2693 (rewrite_trees): Only do checking.
2694 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
2695 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
2696 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
2697 contains_tree_r, MAX_STMTS_IN_LATCH,
2698 process_single_block_loop_latch, analyze_edges_for_bb,
2699 perform_edge_inserts): Remove.
2700 (expand_phi_nodes): New global function.
2701 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
2702 functions, initialize new parameter, remember partitions having a
2704 (finish_out_of_ssa): New global function.
2705 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
2706 don't reset in_ssa_p here, don't disable TER when mudflap.
2707 (pass_del_ssa): Remove.
2708 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
2710 (execute_free_datastructures): Declare.
2711 * Makefile.in (SSAEXPAND_H): New variable.
2712 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
2713 * basic-block.h (commit_one_edge_insertion): Declare.
2714 * passes.c (init_optimization_passes): Move pass_nrv and
2715 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
2716 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
2717 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
2718 (redirect_branch_edge): Deal with super block when expanding, split
2719 out jump patching itself into ...
2720 (patch_jump_insn): ... here, new static helper.
2722 2009-04-26 Michael Matz <matz@suse.de>
2724 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
2725 beyond num_ssa_names.
2726 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
2727 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
2729 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2732 * fwprop.c (forward_propagate_asm): New function.
2733 (forward_propagate_and_simplify): Propagate also into __asm, if it
2734 doesn't increase the number of referenced registers.
2737 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
2739 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2741 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
2742 note_nonlocal_vla_type for nonlocal VLAs.
2743 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
2744 contains_remapped_vars, remap_vla_decls): New functions.
2745 (convert_nonlocal_reference_stmt): If not optimizing, call
2746 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
2747 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
2748 if it wasn't found in var_map.
2749 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
2750 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
2751 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
2753 * gimplify.c (nonlocal_vlas): New variable.
2754 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
2756 (gimplify_body): Create and destroy nonlocal_vlas.
2758 * dwarf2out.c (loc_descr_plus_const): New function.
2759 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
2760 mem_loc_descriptor, loc_descriptor_from_tree_1,
2761 descr_info_loc, gen_variable_die): Use it.
2763 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
2764 !TREE_STATIC VAR_DECLs.
2765 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
2766 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
2767 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
2768 DECL_BY_REFERENCE is valid.
2769 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
2770 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
2771 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
2772 Copy DECL_BY_REFERENCE.
2773 (struct nesting_copy_body_data): New type.
2774 (nesting_copy_decl): New function.
2775 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
2776 if they have variable length.
2778 2009-04-26 Michael Matz <matz@suse.de>
2780 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
2781 mark new temporaries for renaming.
2783 2009-04-26 Joseph Myers <joseph@codesourcery.com>
2786 * c-decl.c (global_bindings_p): Return negative value.
2787 (c_variable_size): New. Based on variable_size from
2789 (grokdeclarator): Call c_variable_size not variable_size.
2791 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/i386.c (print_operand) ['z']: Fix typo.
2795 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
2797 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
2798 Redefine it to just use mingw/include.
2799 (ASM_SPEC): Rules for -m32 and -m64.
2800 (LINK_SPEC): Use Likewise.
2801 (SPEC_32): New define.
2802 (SPEC_64): Likewise.
2803 (SUB_LINK_SPEC): Likewise.
2804 (MULTILIB_DEFAULTS): New define.
2805 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
2806 Add multilib options.
2807 (MULTILIB_DIRNAMES): Likewise.
2808 (MULTILIB_OSDIRNAMES): Likewise.
2810 (INSTALL_LIBGCC): Likewise.
2812 2009-04-26 Joseph Myers <joseph@codesourcery.com>
2815 * c-tree.h (enum c_inline_static_type): New.
2816 (record_inline_static): Declare.
2817 * c-decl.c (struct c_inline_static, c_inline_statics,
2818 record_inline_static, check_inline_statics): New.
2819 (pop_file_scope): Call check_inline_statics.
2820 (start_decl): Call record_inline_static instead of pedwarning
2821 directly for static in inline function.
2822 * c-typeck.c (build_external_ref): Call record_inline_static
2823 instead of pedwarning directly for static referenced in inline
2826 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
2828 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
2829 not new but only being rescanned.
2830 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
2831 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
2832 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
2833 record_set_info, compute_set, grealloc): Remove.
2834 (recompute_all_luids): New function.
2835 (gcse_main): Don't compute sets, and don't do related memory
2836 allocations/free-ing. If something changed before the end of the
2837 pass, update LUIDs using recompute_all_luids.
2838 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
2839 (free_gcse_mem): Don't free it either.
2840 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
2841 Use the df insn LUIDs.
2842 (load_killed_in_block): Likewise.
2843 (compute_hash_table_work): Don't compute reg_set_in_block.
2844 (compute_transp): Use DF_REG_DEF_CHAINs.
2845 (local_cprop_pass): Don't use compute_sets and related functions.
2846 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
2847 Use get_max_uid() instead of max_cuid.
2848 (insert_insn_end_basic_block, pre_insert_copy_insn,
2849 update_ld_motion_stores): Don't try to
2850 keep reg_set tables up to date.
2851 (pre_insert_copies): Use df insn LUIDs.
2852 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
2853 (reg_set_info): Don't use extra bitmap argument.
2854 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
2855 information to compute regs_set_in_block.
2856 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
2857 (bypass_jumps): Don't use compute_sets and friends.
2859 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2862 * opts.c (undocumented_msg): Do not leave blank even with
2865 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2867 * c-decl.c (build_enumerator): Allow values folding to integer
2868 constants but not integer constant expressions with a pedwarn if
2871 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2874 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
2875 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
2876 type is an integer constant.
2878 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2881 * config/i386/i386.c (print_operand) ['z']: Revert handling of
2884 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2887 * c-decl.c (grokdeclarator): Diagnose declarations of functions
2888 with variably modified return type and no storage class
2889 specifiers, except for the case of nested functions. Distinguish
2890 extern declarations of functions with variably modified return
2891 types from those of objects with variably modified types.
2893 2009-04-25 Jan Hubicka <jh@suse.cz>
2895 * tree.c (list_equal_p): New function.
2896 * tree.h (list_equal_p): Declare.
2897 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2898 basic_block_def, basic_block, const_basic_block): New.
2899 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
2900 (redirect_eh_edge): New function.
2901 (make_eh_edge_update_phi): EH edges are not abnormal.
2902 * except.c: Include tree-flow.h.
2903 (list_match): New function.
2904 (eh_region_replaceable_by_p): New function.
2905 (replace_region): New function.
2906 (hash_type_list): New function.
2907 (hash_eh_region): New function.
2908 (eh_regions_equal_p): New function.
2909 (merge_peers): New function.
2910 (remove_unreachable_regions): Verify EH tree when checking;
2912 (copy_eh_region_1): New function.
2913 (copy_eh_region): New function.
2914 (push_reachable_handler): New function.
2915 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
2916 regions without label but with live RESX.
2917 * except.h (redirect_eh_edge_to_label): New.
2918 * tree-flow.h (redirect_eh_edge): New.
2919 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2920 basic_block_def, basic_block, const_basic_block): Remove.
2921 * Makefile.in (except.o): Add dependency on tree-flow.h
2922 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
2923 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
2926 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
2929 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
2930 on the destination of memcpy.
2932 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
2934 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
2935 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
2936 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
2938 2009-04-25 Jan Hubicka <jh@suse.cz>
2940 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
2941 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
2942 to be reached by different label than left.
2943 (update_eh_edges): Update comment; remove edge_to_remove if possible
2944 and return true if suceeded.
2945 (cleanup_empty_eh): Accept sharing map; handle shared regions.
2946 (cleanup_eh): Compute sharing map.
2947 * except.c (remove_eh_handler_and_replace): Add argument if we should
2949 (remove_unreachable_regions): Update for label sharing.
2950 (label_to_region_map): Likewise.
2951 (get_next_region_sharing_label): New function.
2952 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
2954 (remove_eh_handler): Update.
2955 (remove_eh_region_and_replace_by_outer_of): New function.
2956 * except.h (struct eh_region): Add next_region_sharing_label.
2957 (remove_eh_region_and_replace_by_outer_of,
2958 get_next_region_sharing_label): Declare.
2959 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
2961 2009-04-25 Jan Hubicka <jh@suse.cz>
2963 * tree-cfg.c (split_critical_edges): Split also edges where we can't
2964 insert code even if they are not critical.
2966 2009-04-25 Jan Hubicka <jh@suse.cz>
2968 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2969 (gimple_can_remove_branch_p): EH edges won't remove branch by
2971 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
2972 updating of non-abnormal EH edges.
2973 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2974 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
2975 (split_critical_edges): Split also edges where emitting code on them
2976 will lead to splitting later.
2978 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2979 H.J. Lu <hongjiu.lu@intel.com>
2982 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
2983 the configured assembler supports fildq and fistpq mnemonics.
2984 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
2985 * configure: Regenerated.
2988 * config/i386/i386.c (print_operand): Handle 'Z'.
2989 ['z']: Remove handling of special fild/fist suffixes.
2990 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
2991 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
2992 suffix of fild insn.
2993 (*floatsi<mode>2_vector_mixed): Ditto.
2994 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
2995 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
2996 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2997 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
2998 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3000 2009-04-25 Ben Elliston <bje@au.ibm.com>
3002 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3003 the source of a set operation.
3005 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3007 * target.h (struct gcc_target): Add case_values_threshold field.
3008 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3009 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3010 * targhooks.c (default_case_values_threshold): New function.
3011 * targhooks.h (default_case_values_threshold): Declare function.
3012 * stmt.c (expand_case): Use case_values_threshold target hook.
3013 * expr.h (case_values_threshold): Remove declartation.
3014 * expr.c (case_values_threshold): Remove function.
3015 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3017 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3018 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3019 (avr_case_values_threshold): Declare as static.
3020 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3022 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3023 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3024 (mn10300_case_values_threshold): New function.
3026 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3028 * ira.c (setup_cover_and_important_classes): Add enum cast.
3030 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3032 * genpreds.c (write_enum_constraint_num): Output definition of
3033 CONSTRAINT_NUM_DEFINED_P macro.
3034 * ira.c (setup_cover_and_important_classes): Use
3035 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3037 2009-04-24 DJ Delorie <dj@redhat.com>
3039 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3040 __SH2A_SINGLE_ONLY__ also.
3042 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3044 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3045 (movdf_internal): Ditto.
3046 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3047 SFmode and DFmode constants.
3048 (ia64_print_operand): Add 'G' format for printing
3049 floating point constants.
3051 2009-04-24 Richard Guenther <rguenther@suse.de>
3053 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3054 from unsigned additions.
3056 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3058 * c-typeck.c (set_init_index): Allow array designators that are
3059 not integer constant expressions with a pedwarn if pedantic.
3061 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3063 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3064 zero if no overlap in nonzero bits between the operands.
3066 2009-04-24 Ian Lance Taylor <iant@google.com>
3068 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3069 (record_dead_and_set_regs): Likewise.
3070 * df.h (struct df_mw_hardreg): Change flags field to int.
3071 (struct df_base_ref): Likewise.
3072 (struct df): Change changeable_flags field to int.
3073 * df-scan.c (df_defs_record): Change clobber_flags to int.
3074 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3075 constants rather than #define macros.
3076 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3077 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3078 (enum dwarf_calling_convention): Likewise.
3079 (enum dwarf_line_number_x_ops): Likewise.
3080 (enum dwarf_call_frame_info): Likewise.
3081 (enum dwarf_source_language): Likewise.
3082 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3083 (add_calling_convention_attribute): Likewise.
3084 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3085 (combine_comparisons): Change compcode to int. Add cast to enum type.
3086 * genrecog.c (maybe_both_true_2): Change c to int.
3087 (write_switch): Likewise. Add cast to enum type.
3088 * gimplify.c (gimplify_omp_for): Handle return values from
3089 gimplify_expr using MIN rather than bitwise or.
3090 (gimplify_expr): Add cast to enum type.
3091 * ipa-prop.c (update_jump_functions_after_inlining): Change
3092 IPA_BOTTOM to IPA_JF_UNKNOWN.
3093 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3094 Add casts to enum type.
3095 (setup_cover_and_important_classes): Change cl to int. Add casts
3097 (setup_class_translate): Change cl and mode to int.
3098 (ira_init_once): Change mode to int.
3099 (free_register_move_costs): Likewise.
3100 (setup_prohibited_mode_move_regs): Add casts to enum type.
3101 * langhooks.c (add_builtin_function_common): Rework assertion that
3102 value fits bitfield.
3103 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3104 * omega.c (omega_do_elimination): Avoid math on enum types.
3105 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3106 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3107 int local to handle integral_argment value.
3108 * regmove.c (try_auto_increment): Change PUT_MODE to
3110 * reload.c (push_secondary_reload): Add casts to enum type.
3111 (secondary_reload_class, find_valid_class): Likewise.
3112 * reload1.c (emit_input_reload_insns): Likewise.
3113 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3114 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3115 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3117 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3118 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3120 (expand_complex_libcall): Add casts to enum type.
3121 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3122 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3123 with ERROR_MARK, not NUM_TREE_CODES.
3124 (vect_create_epilog_for_reduction): Likewise.
3125 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3126 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3127 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3129 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3130 vect_unused_in_loop. Change 0 to loop_vect.
3131 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3132 * var-tracking.c (get_init_value): Change return type to enum
3134 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3135 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3137 (arm_override_options): Add casts to enum type.
3138 (arm_emit_tls_decoration): Likewise.
3139 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3141 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3142 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3143 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3145 * config/s390/s390.c (code_for_builtin_64): Change to array of
3147 (code_for_builtin_31): Likewise.
3148 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3150 * config/sparc/sparc.c (sparc_override_options): Change value
3151 field in struct code_model to enum cmodel. In initializer change
3152 0 to NULL and add cast to enum type.
3154 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3155 Change all callers. Issue a -Wc++-compat warning using
3156 lhs_origtype if necessary.
3157 (convert_for_assignment): Issue -Wc++-compat warnings about
3158 invalid conversions to enum type on assignment.
3159 * c-common.h (build_modify_expr): Update declaration.
3161 2009-04-24 Nick Clifton <nickc@redhat.com>
3163 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3164 (function_arg_advance): Likewise.
3165 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3168 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3170 * config/s390/constraints.md ('I', 'J'): Fix condition.
3172 2009-04-24 Diego Novillo <dnovillo@google.com>
3174 * gengtype-parse.c (parse_error): Add newline after message.
3176 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3178 * config/i386/sse.md (avxmodesuffixs): Removed.
3179 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3180 (*avx_pinsr<ssevecsize>): This.
3182 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3184 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3185 follow chains of regs with a single definition, and allow expressions
3186 that are function_invariant_p.
3187 (simple_rhs_p): Allow expressions that are function_invariant_p.
3189 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3192 * fold-const.c (fold_cond_expr_with_comparison): When folding
3193 > and >= to MAX, make sure the MAX uses the same type as the
3194 comparison's operands.
3196 2009-04-24 Nick Clifton <nickc@redhat.com>
3198 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3199 addressing for DImode accesses.
3200 (frv_print_operand_address): Handle PLUS case.
3201 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3203 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3205 PR rtl-optimization/39794
3206 * alias.c (canon_true_dependence): Add x_addr argument.
3207 * rtl.h (canon_true_dependence): Adjust prototype.
3208 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3209 * cselib.c (cselib_invalidate_mem): Likewise.
3210 * gcse.c (compute_transp): Likewise.
3211 * dse.c (scan_reads_nospill): Likewise.
3212 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3213 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3214 canon_base_addr of the group, plus optional offset.
3215 (struct group_info): Rename canon_base_mem to
3217 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3218 canon_rtx of base_mem.
3220 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3222 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3223 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3225 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3227 * config/spu/spu-builtins.h: Delete file.
3229 * config/spu/spu.h (enum spu_builtin_type): Move here from
3231 (struct spu_builtin_description): Likewise. Add GTY marker.
3232 Do not use enum spu_function_code or enum insn_code.
3233 (spu_builtins): Add extern declaration.
3235 * config/spu/spu.c: Do not include "spu-builtins.h".
3236 (enum spu_function_code, enum spu_builtin_type_index,
3237 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3238 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3239 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3240 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3241 (spu_builtin_types): Make static. Add GTY marker.
3242 (spu_builtins): Add extern declaration with GTY marker.
3245 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3246 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3247 Check programmatically whether all parameters are scalar.
3249 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3251 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3253 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3254 assignment from the constructor either if the target is volatile.
3256 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3258 * config/arm/arm.md (insv): Do not share operands[0].
3260 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3262 * config/vxlib-tls.c (active_tls_threads): Delete.
3263 (delete_hook_installed): New.
3264 (tls_delete_hook): Don't delete the delete hook.
3265 (tls_destructor): Delete it here.
3266 (__gthread_set_specific): Adjust installing the delete hook.
3267 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3268 __gthread_leave_tsd_dtor_context.
3270 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3272 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3274 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3276 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3278 (alpha_rtx_costs): Ditto.
3279 (emit_unlikely_jump): Use add_reg_note.
3280 (emit_frame_store_1): Ditto.
3281 (alpha_expand_prologue): Ditto.
3282 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3283 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3285 2009-04-23 Nick Clifton <nickc@redhat.com>
3287 * config/v850/v850.md (epilogue): Remove suppressed code.
3288 (return): Rename to return_simple and remove test of frame size.
3289 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3290 to gen_return_simple.
3292 2009-04-22 Jing Yu <jingyu@google.com>
3295 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3297 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3300 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3301 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3302 value is a VECTOR_CST, the element type is the element type of the
3305 2009-04-22 DJ Delorie <dj@redhat.com>
3307 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3309 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3311 * alias.c (find_base_term): Move around LO_SUM case, so that
3312 CONST falls through into PLUS/MINUS handling.
3315 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3316 into 0, use omit_one_operand.
3318 2009-04-23 Ben Elliston <bje@au.ibm.com>
3320 * config/rs6000/linux-unwind.h (get_regs): Remove type
3321 puns. Change the type of `pc' to an array of unsigned ints and
3322 update all users. Constify frame24.
3324 2009-04-22 DJ Delorie <dj@redhat.com>
3326 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
3327 declarations before code.
3328 (current_function_special_page_vector): Likewise.
3329 (m32c_expand_insv): Silence a warning.
3331 2009-04-21 Taras Glek <tglek@mozilla.com>
3333 * alias.c: Update GTY annotations to new syntax.
3334 * basic-block.h: Likewise.
3335 * bitmap.h: Likewise.
3336 * c-common.h: Likewise.
3337 * c-decl.c: Likewise.
3338 * c-parser.c: Likewise.
3339 * c-pragma.c: Likewise.
3340 * c-tree.h: Likewise.
3341 * cfgloop.h: Likewise.
3342 * cgraph.h: Likewise.
3343 * config/alpha/alpha.c: Likewise.
3344 * config/arm/arm.h: Likewise.
3345 * config/avr/avr.h: Likewise.
3346 * config/bfin/bfin.c: Likewise.
3347 * config/cris/cris.c: Likewise.
3348 * config/darwin.c: Likewise.
3349 * config/frv/frv.c: Likewise.
3350 * config/i386/i386.c: Likewise.
3351 * config/i386/i386.h: Likewise.
3352 * config/i386/winnt.c: Likewise.
3353 * config/ia64/ia64.h: Likewise.
3354 * config/iq2000/iq2000.c: Likewise.
3355 * config/mips/mips.c: Likewise.
3356 * config/mmix/mmix.h: Likewise.
3357 * config/pa/pa.c: Likewise.
3358 * config/pa/pa.h: Likewise.
3359 * config/rs6000/rs6000.c: Likewise.
3360 * config/s390/s390.c: Likewise.
3361 * config/sparc/sparc.c: Likewise.
3362 * config/xtensa/xtensa.c: Likewise.
3363 * cselib.h: Likewise.
3364 * dbxout.c: Likewise.
3365 * dwarf2out.c: Likewise.
3366 * except.c: Likewise.
3367 * except.h: Likewise.
3368 * fixed-value.h: Likewise.
3369 * function.c: Likewise.
3370 * function.h: Likewise.
3371 * gimple.h: Likewise.
3372 * integrate.c: Likewise.
3373 * optabs.c: Likewise.
3374 * output.h: Likewise.
3377 * stringpool.c: Likewise.
3378 * tree-data-ref.c: Likewise.
3379 * tree-flow.h: Likewise.
3380 * tree-scalar-evolution.c: Likewise.
3381 * tree-ssa-address.c: Likewise.
3382 * tree-ssa-alias.h: Likewise.
3383 * tree-ssa-operands.h: Likewise.
3386 * varasm.c: Likewise.
3387 * varray.h: Likewise.
3389 * coretypes.h: Do not define GTY macro if it is already defined.
3390 * doc/gty.texi: Update GTY documentation to new syntax.
3391 * gengtype-lex.l: Enforce attribute-like syntax for GTY
3392 annotations on structs.
3393 * gengtype-parse.c: Likewise.
3395 2009-04-22 Mark Heffernan <meheff@google.com>
3397 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
3399 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3401 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
3404 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3406 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
3407 the same as a PLUS without a shift. Increase the cost of a
3410 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3412 * Makefile.in: Update dependencies.
3413 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
3414 * errors.h: Remove bogus comment about compatibility.
3415 (warning): Update declaration.
3416 * genautomata.c: Update all calls to warning.
3417 * gimple.c: Do not include errors.h. Include toplev.h.
3418 * tree-ssa-structalias.c: Do not include errors.h.
3419 * omega.c: Likewise.
3420 * tree-ssa-reassoc.c: Likewise.
3421 * config/spu/spu-c.c: Likewise.
3422 * config/spu/t-spu-elf: Update dependencies.
3424 2009-04-22 Richard Guenther <rguenther@suse.de>
3426 PR tree-optimization/39824
3427 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
3428 make sure the types are compatible.
3430 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3433 * c-common.c (c_parse_error): Take a token_flags parameter.
3434 Use token_type for the token type instead.
3435 Pass token_flags to cpp_type2name.
3436 * c-common.h (c_parse_error): Update declaration.
3437 * c-parser.c (c_parser_error): Pass 0 as token flags.
3439 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
3441 PR rtl-optimization/39580
3442 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
3444 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3446 * function.c (expand_function_end): Do not emit a jump to the "naked"
3447 return label for fall-through returns.
3448 * except.c (sjlj_emit_function_exit): Always place the call to the
3449 unregister function at the location installed by expand_function_end.
3451 2009-04-22 Richard Guenther <rguenther@suse.de>
3453 PR tree-optimization/39845
3454 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
3455 (gen_inbound_check): Likewise.
3457 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
3459 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
3461 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
3462 * config/vxlib.c (__gthread_once): Add race guard for PPC.
3464 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3466 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
3467 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
3468 shift counts to avoid out-of-bounds array accesses.
3470 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3472 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
3473 (Pmode): Move above.
3475 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
3477 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
3478 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
3479 GET_CODE macro. Use IN_RANGE macro where appropriate.
3480 * config/alpha/alpha.h: Ditto.
3481 * config/alpha/alpha.md: Ditto.
3482 * config/alpha/constraints.md: Ditto.
3483 * config/alpha/predicates.md: Ditto.
3485 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3487 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
3488 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3489 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3490 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3491 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3492 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3493 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3494 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3495 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3496 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3497 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3498 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3499 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3500 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3501 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3502 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3503 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3504 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3505 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3506 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3507 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3508 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3509 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3510 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3511 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3512 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3513 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3515 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3517 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
3518 references from comments.
3519 * cfgbuild.c: (count_basic_blocks): Delete.
3520 (find_basic_blocks_1): Delete.
3521 (find_basic_blocks): Delete.
3522 * except.c (finish_eh_generation): Make static. Move comment from
3523 except.h here. Remove find_basic_blocks references from comments.
3524 * except.h (finish_eh_generation): Delete.
3525 * basic-block.h (find_basic_blocks): Delete.
3526 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
3528 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
3530 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
3531 (sdbout_parms): Likewise.
3533 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3535 * config/sh/sh.c (prepare_cbranch_operands): Use
3536 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
3537 (expand_cbranchdi4): Likewise.
3538 (from_compare): Add cast to enum type.
3539 (expand_cbranchsi4): Use add_reg_note.
3540 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
3541 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
3542 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
3543 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3544 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
3545 instead of CODE_FOR_nothing.
3546 (cbranchdi4): Likewise. Fix the order of arguments for
3548 (push_fpscr): Use add_reg_note.
3549 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
3550 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
3552 2009-04-21 Joseph Myers <joseph@codesourcery.com>
3554 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
3555 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3556 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3557 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
3558 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
3559 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
3560 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
3561 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
3562 config/alpha/x-vms, config/arc/t-arc,
3563 config/arm/README-interworking, config/arm/arm-c.c,
3564 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
3565 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
3566 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
3567 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
3568 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
3569 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
3570 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
3571 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
3572 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
3573 config/cris/t-elfmulti, config/crx/t-crx,
3574 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
3575 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
3576 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
3577 config/h8300/t-h8300, config/i386/athlon.md,
3578 config/i386/darwin-libgcc.10.4.ver,
3579 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
3580 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
3581 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
3582 config/i386/t-linux64, config/i386/t-nwld,
3583 config/i386/t-rtems-i386, config/i386/t-sol2-10,
3584 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
3585 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
3586 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
3587 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
3588 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
3589 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
3590 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
3591 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
3592 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
3593 config/m68k/t-uclinux, config/mcore/t-mcore,
3594 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
3595 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
3596 config/mips/crtn.asm, config/mips/irix-crti.asm,
3597 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
3598 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
3599 config/mips/mips-fixed.md, config/mips/sb1.md,
3600 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
3601 config/mips/t-iris6, config/mips/t-isa3264,
3602 config/mips/t-libgcc-mips16, config/mips/t-linux64,
3603 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
3604 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
3605 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
3606 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
3607 config/mn10300/t-linux, config/mn10300/t-mn10300,
3608 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
3609 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
3610 config/picochip/libgccExtras/clzsi2.asm,
3611 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
3612 config/rs6000/darwin-libgcc.10.4.ver,
3613 config/rs6000/darwin-libgcc.10.5.ver,
3614 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
3615 config/rs6000/t-aix43, config/rs6000/t-aix52,
3616 config/rs6000/t-darwin, config/rs6000/t-fprules,
3617 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
3618 config/rs6000/t-lynx, config/rs6000/t-netbsd,
3619 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
3620 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
3621 config/rs6000/t-rtems, config/rs6000/t-spe,
3622 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
3623 config/score/t-score-elf, config/sh/divcost-analysis,
3624 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
3625 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
3626 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
3627 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
3628 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
3629 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
3630 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
3631 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
3632 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
3633 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
3634 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
3635 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
3636 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
3637 limitx.h, version.c, xcoff.h: Add copyright and license notices.
3638 * config/h8300/genmova.sh: Include copyright and license notices
3639 in generated output.
3640 * config/h8300/mova.md: Regenerate.
3641 * doc/install.texi2html: Include word "Copyright" in copyright
3642 notice and use name "Free Software Foundation, Inc.".
3643 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3644 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3645 ChangeLog-2007, ChangeLog-2008: Correct dates.
3647 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
3649 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
3650 NE_EXPR operations as well.
3651 * c-parser.c (c_parser_condition): Do not set location information on
3653 (c_parser_conditional_expression): Likewise.
3654 (c_parser_binary_expression): Set location information on operators.
3655 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
3656 TRUTH_NOT_EXPR has been folded.
3657 * fold-const.c (fold_truth_not_expr): Copy location information from
3658 the incoming expression to the outgoing one.
3659 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
3660 recursive calls on the LHS of the operator but pass that of the
3661 operator to recursive calls on the RHS of the operator. Set it
3663 (shortcut_cond_expr): Set the locus of the operator on the second
3664 COND_EXPR and that of the expression on the first in degenerate cases.
3665 Pass the locus of the expression to calls to shortcut_cond_r.
3666 Set the locus of the 'then' block on the associated jump, if any.
3667 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
3668 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
3669 expression to call to gimplify_boolean_expr.
3671 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
3673 * config.gcc: Add additional configuration for
3674 i686-w64-mingw* and x86_64-w64-mingw* triplet.
3675 * config/i386/mingw-w64.h: New mingw-w64 specific header.
3676 (CPP_SPEC): Redefine for allowing -municode option.
3677 (STARTFILE_SPEC): Likewise.
3678 * config/i386/t-mingw-w64: New.
3679 * config/i386/mingw-w64.opt: New.
3680 (municode): Add new target option.
3681 * doc/invoke.texi (municode): Add documentation for new option.
3683 2009-04-21 Ian Lance Taylor <iant@google.com>
3685 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3686 Correct test for number of arguments.
3687 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
3689 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
3691 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
3692 argument of emit_library_call.
3694 2009-04-21 Richard Guenther <rguenther@suse.de>
3697 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
3698 inside VIEW_CONVERT_EXPRs.
3700 2009-04-21 Martin Jambor <mjambor@suse.cz>
3702 * tree-switch-conversion.c (build_constructors): Split a long line.
3703 (constructor_contains_same_values_p): New function.
3704 (build_one_array): Create assigns of constants if possible, do not
3705 call mark_sym_for_renaming, call update_stmt.
3706 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
3707 make_rename_temp. Do not call mark_symbols_for_renaming, call
3709 (gen_def_assigns): Do not call mark_symbols_for_renaming or
3710 find_new_referenced_vars, call update_stmt.
3711 (gen_inbound_check): Use create_tmp_var and create ssa names manually
3712 instead of calling make_rename_temp. Do not call
3713 find_new_referenced_vars or mark_symbols_for_renaming, call
3716 2009-04-21 Richard Guenther <rguenther@suse.de>
3718 PR tree-optimization/39827
3719 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
3720 (tree_ssa_phiprop): Pass the correct array size.
3722 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
3724 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
3726 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3729 * c-typeck.c (lvalue_p): Move declaration ...
3730 * c-common.h (lvalue_p): ... to here.
3731 * c-common.c (candidate_equal_p): New.
3732 (add_tlist): Use it.
3733 (merge_tlist): Use it.
3734 (warn_for_collisions_1): Likewise.
3735 (warning_candidate_p): Accept more candidates.
3736 (verify_tree): A warning candidate can be an expression. Use
3739 2009-04-21 Ben Elliston <bje@au.ibm.com>
3742 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3743 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
3744 options. Remove -mcall-solaris documentation.
3746 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3749 * doc/invoke.texi (-Wlong-long): Update description.
3750 * c-lex (interpret_integer): Only warn if there was no previous
3751 overflow and -Wlong-long is enabled.
3752 * c-decl.c (declspecs_add_type): Drop redundant flags.
3753 * c.opt (Wlong-long): Init to -1.
3754 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
3755 and front-end warn_long_long. Wlong-long only depends on other
3756 flags if it is uninitialized.
3757 * c-parser.c (disable_extension_diagnostics): warn_long_long is
3758 the same for CPP and FE.
3759 (restore_extension_diagnostics): Likewise.
3761 2009-04-20 Ian Lance Taylor <iant@google.com>
3763 Fix enum conversions which are invalid in C++:
3764 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
3765 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
3766 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
3767 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
3768 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
3769 (dbxout_parms): Likewise.
3770 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
3771 (df_clear_flags): Likewise.
3772 * df-problems.c (df_rd_bb_local_compute_process_def): Change
3773 top_flag parameter to int.
3774 (df_chain_create_bb_process_use): Likewise.
3775 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
3777 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
3778 (df_ref_create_structure, df_def_record_1): Likewise.
3779 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
3780 (df_notes_rescan): Change 0 to VOIDmode in function call.
3781 (df_get_call_refs, df_insn_refs_collect): Likewise.
3782 (df_bb_regs_collect): Likewise.
3783 (df_entry_block_defs_collect): Likewise.
3784 (df_exit_block_uses_collect): Likewise.
3785 * df.h: Update declarations.
3786 * double-int.c (double_int_divmod): Add cast to enum type.
3787 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
3788 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
3789 (based_loc_descr): Likewise.
3790 (loc_descriptor_from_tree_1): Change first_op and second_op to
3791 enum dwarf_location_atom. Add cast to enum type.
3792 * expmed.c (init_expmed): Change 0 to SET in function call.
3793 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
3794 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
3795 (do_store_flag): Likewise.
3796 * fixed-value.h (struct fixed_value): Change mode to enum
3798 * function.c (assign_parms): Change 0 to VOIDmode in function call.
3799 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
3801 (insert_insn_decl, insert_decl, insert_state): Likewise.
3802 (automata_list_finish): Likewise.
3803 * genrecog.c (process_define_predicate): Add cast to enum type.
3804 * gensupport.c (init_predicate_table): Add cast to enum type.
3805 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
3807 (gimple_build_call_1, gimple_build_label): Likewise.
3808 (gimple_build_goto, gimple_build_asm_1): Likewise.
3809 (gimple_build_switch_1, gimple_build_cdt): Likewise.
3810 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
3811 (enum fallback): Rename from enum fallback_t.
3812 (fallback_t): Typedef as int.
3813 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
3814 GSI_SAME_STMT in function call.
3815 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
3817 (setup_reg_class_relations): Likewise.
3818 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
3819 (setup_prohibited_class_mode_regs): Add cast to enum type.
3820 (setup_prohibited_mode_move_regs): Likewise.
3821 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
3822 (record_address_regs): Change i to enum reg_class.
3823 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
3824 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
3825 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
3826 (GET_MODE_2XWIDER_MODE): Likewise.
3827 (GET_CLASS_NARROWEST_MODE): Likewise.
3828 * omp-low.c (expand_omp_for): Add cast to enum type.
3829 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
3830 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
3831 * postreload.c (reload_cse_simplify_operands): Change rclass local
3833 * predict.c (combine_predictions_for_insn): Change best_predictor
3834 and predictor to enum br_predictor.
3835 (combine_predictions_for_bb): Likewise.
3836 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
3837 use SET_PREDICT_EXPR_OUTCOME.
3838 * real.c (real_arithmetic): Change icode to code in function call.
3839 * reginfo.c (init_move_cost): Add casts to enum type.
3840 (init_reg_sets_1, init_fake_stack_mems): Likewise.
3841 * regmove.c (regclass_compatible_p): Change class0 and class1 to
3843 * reload.c (find_valid_class): Add casts to enum type.
3844 (push_reload): Change 0 to NO_REGS in function call.
3845 (find_reloads): Change this_alternative to array of enum
3846 reg_class. Remove some now-unnecessary casts.
3847 (make_memloc): Change 0 to VOIDmode in function call.
3848 * reload1.c (reload): Change 0 to VOIDmode in function call.
3849 (eliminate_regs_1, elimination_effects): Likewise.
3850 (eliminate_regs_in_insn): Likewise.
3851 (emit_input_reload_insns): Add cast to enum type.
3852 (delete_output_reload): Change 0 to VOIDmode in function call.
3853 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
3854 to enum type in function call.
3855 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
3856 (SET_PREDICT_EXPR_OUTCOME): Define.
3857 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
3858 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
3859 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
3860 (dump_function): Likewise.
3861 * tree-dump.h: Update declarations.
3862 * tree-pass.h: Update declarations.
3863 * varasm.c (assemble_integer): Change mclass to enum mode_class.
3864 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
3866 (arm_rtx_costs_1): Correct parenthesization.
3867 (arm_rtx_costs): Add casts to enum type.
3868 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
3869 (vfp_emit_fstmd): Use add_rg_note.
3870 (emit_multi_reg_push, emit_sfm): Likewise.
3871 (thumb_set_frame_pointer): Likewise.
3872 (arm_expand_prologue): Likewise.
3873 (arm_regno_class): Change return type to enum reg_class.
3874 (thumb1_expand_prologue): Use add_reg_note.
3875 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
3876 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
3878 * config/arm/gentune.sh: Add cast to enum type.
3879 * config/arm/arm-tune.md: Rebuild.
3880 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
3881 (ix86_split_fp_branch, predict_jump): Likewise.
3882 (ix86_expand_multi_arg_builtin): Change sub_code from enum
3883 insn_code to enum rtx_code.
3884 (ix86_builtin_vectorized_function): Add cast to enum type.
3885 * config/i386/i386.md (truncdfsf2): Change slot to enum
3887 (truncxf<mode>2, isinf<mode>2): Likewise.
3888 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
3890 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
3891 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
3892 (insert_bundle_state): Change 1 to INSERT in function call.
3893 (ia64_add_bundle_selector_before): Likewise.
3894 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
3895 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
3896 (restore_stack_nonlocal): Likewise.
3897 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
3899 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
3901 (mips_rtx_costs): Likewise.
3902 (mips_override_options): Add casts to enum type.
3903 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
3905 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
3906 (store_reg, set_reg_plus_d): Likewise.
3907 (hppa_expand_prologue, hppa_profile_hook): Likewise.
3908 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
3910 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
3912 (emit_unlikely_jump): Use add_reg_note.
3913 (rs6000_emit_allocate_stack): Likewise.
3914 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
3915 (output_toc): Change 1 to INSERT in function call.
3916 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
3917 (rs6000_initialize_trampoline): Likewise.
3918 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
3920 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
3921 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
3922 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
3923 (save_gprs): Use add_reg_note.
3924 (s390_emit_prologue): Likewise.
3925 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3926 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
3927 (sparc_fold_builtin): Add cast to enum type.
3928 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
3930 (spu_expand_prologue): Use add_reg_note.
3931 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
3933 2009-04-20 Ian Lance Taylor <iant@google.com>
3935 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
3936 (c_parser_postfix_expression_after_primary): Get VEC for list of
3937 arguments. Get original types of arguments. Call
3938 build_function_call_vec.
3939 (cached_expr_list_1, cached_expr_list_2): New static variables.
3940 (c_parser_expr_list): Change return type to VEC *. Add
3941 p_orig_types parameter. Change all callers.
3942 (c_parser_release_expr): New static function.
3943 (c_parser_vec_to_tree_list): New static function.
3944 * c-typeck.c (build_function_call): Rewrite to build a VEC and
3945 call build_function_call_vec.
3946 (build_function_call_vec): New function, based on old
3947 build_function_call.
3948 (convert_arguments): Remove nargs and argarray parameters. Change
3949 values to a VEC. Add origtypes parameter.
3950 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
3951 (convert_for_assignment): Add origtype parameter. Change all
3952 callers. If warn_cxx_compat, check for conversion to an enum
3953 type when calling a function.
3954 (store_init_value): Add origtype parameter. Change all callers.
3955 (digest_init): Likewise.
3956 (struct init_node): Add origtype field.
3957 (add_pending_init): Add origtype parameter. Change all callers.
3958 (output_init_element): Likewise.
3959 (output_pending_init_elements): Pass origtype from init_node to
3960 output_init_element.
3961 (process_init_element): Pass origtype from c_expr to
3962 output_init_element.
3963 (c_finish_return): Add origtype parameter. Change all callers.
3964 * c-common.c (sync_resolve_size): Change params to VEC *. Change
3966 (sync_resolve_params): Likewise.
3967 (sync_resolve_return): Change params to first_param. Change caller.
3968 (resolve_overloaded_builtins): Change params to VEC *. Change
3969 callers. Save first parameter around call to build_function_call_vec.
3970 * c-decl.c (finish_decl): Add origtype parameter. Change all
3971 callers. Call build_function_call_vec rather than
3972 build_function_call for cleanup.
3973 * c-tree.h: Update declarations.
3974 * c-common.h: Update declarations.
3975 * stub-objc.c (objc_rewrite_function_call): Change parameter from
3976 params to first_param.
3977 * target.h (struct gcc_target): Change resolve_overloaded_builtin
3978 params parameter from tree to void *.
3979 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3980 Change arglist parameter to have type void *, and to be a pointer
3982 * config/rs6000/rs6000-protos.h
3983 (altivec_resolve_overloaded_builtin): Update declaration.
3984 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
3985 fnargs parameter to have type void *, and to be a pointer to a
3986 VEC. Call build_function_call_vec instead of
3987 build_function_call.
3988 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
3990 2009-04-20 Joey Ye <joey.ye@intel.com>
3991 Xuepeng Guo <xuepeng.guo@intel.com>
3992 H.J. Lu <hongjiu.lu@intel.com>
3994 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
3996 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
3997 (IX86_LEA_PRIORITY): Likewise.
3998 (distance_non_agu_define): New function.
3999 (distance_agu_use): Likewise.
4000 (ix86_lea_for_add_ok): Likewise.
4001 (ix86_dep_by_shift_count): Likewise.
4003 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4004 should split for LEA.
4006 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4008 (ix86_dep_by_shift_count): Likewise.
4010 2009-04-20 Richard Guenther <rguenther@suse.de>
4012 * expr.c (handled_component_p): Move ...
4013 * tree.h (handled_component_p): ... here.
4014 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4015 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4016 and REALPART_EXPR to be in one group.
4018 2009-04-20 Richard Guenther <rguenther@suse.de>
4020 * basic-block.h (get_all_dominated_blocks): Declare.
4021 * dominance.c (get_all_dominated_blocks): New function.
4022 * tree-cfg.c (get_all_dominated_blocks): Remove.
4023 (remove_edge_and_dominated_blocks): Adjust.
4024 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4025 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4026 instead of recursing.
4028 2009-04-20 Doug Kwan <dougkwan@google.com>
4030 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4031 (struct cgraph_node_set_def): New type.
4032 (cgraph_node_set) New type. Also declare vector functions.
4033 (struct cgraph_node_set_element_def): New type.
4034 (cgraph_node_set_element): Ditto.
4035 (cgraph_node_set_iterator): New iterator type.
4036 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4037 cgraph_node_set_remove, dump_cgraph_node_set,
4038 debug_cgraph_node_set): New prototypes.
4039 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4040 cgraph_node_set_size): New inlines.
4041 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4043 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4044 argument to function 'write_summary'.
4045 * ipa.c: Include ggc.h.
4046 (hash_cgraph_node_set_element,
4047 eq_cgraph_node_set_element, cgraph_node_set_new,
4048 cgraph_node_set_add, cgraph_node_set_remove,
4049 cgraph_node_set_find, dump_cgraph_node_set,
4050 debug_cgraph_node_set): New functions.
4051 * Makefile.in (ipa.o): Add dependency on GGC_H.
4053 2009-04-20 Ira Rosen <irar@il.ibm.com>
4055 PR tree-optimization/39675
4056 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4057 check of the return code of vect_schedule_slp. Check that
4058 stmt_vec_info still exists for the statement, before checking its
4061 2009-04-20 Michael Matz <matz@suse.de>
4063 * Makefile.in (generated_files): Take out $(simple_generated_c).
4065 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4067 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4068 (UINTPTR_TYPE): Likewise.
4070 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4073 * c-typeck.c (digest_init): Check for initializing an array with a
4076 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4079 * c-semantics.c (pop_stmt_list): Propagate
4080 STATEMENT_LIST_HAS_LABEL to parent statement list.
4082 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4084 * config/mips/mips.h (mips_tune_attr): New macro.
4085 * config/mips/mips.md (cpu): Use it.
4087 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4090 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4093 2009-04-19 Diego Novillo <dnovillo@google.com>
4095 * toplev.c (compile_file): Move call to coverage_finish ...
4096 * cgraphunit.c (ipa_passes): ... here.
4097 Call cgraph_process_new_functions.
4098 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4099 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4101 2009-04-19 Jan Hubicka <jh@suse.cz>
4103 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4105 (dump_cgraph_node): Dump can throw external flag.
4106 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4108 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4112 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4113 * common.opt (Wlogical-op): Move from here...
4114 * c.opt (Wlogical-op): ... to here.
4115 * c-typeck.c (parser_build_binary_op): Update call to
4116 warn_logical_operator.
4117 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4119 * c-common.c (warn_logical_op): Update.
4120 * c-common.h (warn_logical_op): Update declaration.
4122 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4124 * tree.c (protected_set_expr_location): Fix formatting.
4126 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4129 * c-typeck.c (readonly_warning): new.
4130 (build_unary_op, build_modify_expr): Use readonly_warning for
4131 storing into something readonly but not const-qualified.
4133 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4136 * c-typeck.c (build_unary_op): Check for taking address of
4137 expression of type void.
4139 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4142 * c-typeck.c (build_function_call): Check for calling a function
4143 with qualified void return types. Call require_complete_type when
4146 2009-04-18 Jan Hubicka <jh@suse.cz>
4148 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4150 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4151 can_throw_external flag.
4152 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4153 * ipa-pure-const.c (ignore_edge): New function.
4154 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4155 only over can_throw_external edges.
4156 (local_pure_const): Add nothrow flag.
4157 * ipa-utils.c (searchc): Add ignore_edge callback.
4158 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4159 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4160 (set_nothrow_function_flags): Update cgraph.
4161 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4163 2009-04-18 Richard Guenther <rguenther@suse.de>
4166 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4167 (fold_stmt): ... this and ...
4168 (fold_stmt_inplace): ... this.
4169 (fold_stmt_1): Fold references in calls and asms.
4170 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4172 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4174 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4175 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4177 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4179 * tree.c (function_args_count): Remove.
4180 * tree.h: Remove the prototype for function_args_count.
4182 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4184 * tree-iterator.c (expr_only): Remove.
4185 * tree.h: Remove the prototype for expr_only.
4187 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4189 * reginfo.c (cannot_change_mode_set_regs): Remove.
4190 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4192 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4194 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4195 whether operands 0 and 1 overlaps.
4197 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4200 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4201 pointer. Use warning_at instead of warning.
4202 (search_for_addr_array): Likewise.
4203 (check_array_bounds): Likewise.
4204 (check_all_array_refs): Check that the incoming edge is not in the
4205 list of edges to be removed.
4206 (check_all_array_refs): Avoid the temporal pointer.
4207 (vrp_visit_cond_stmt): Fix typo.
4208 (simplify_switch_using_ranges): Handle the case where the switch
4209 index is an integer constant.
4211 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4213 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4215 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4217 * doc/extend.texi, doc/invoke.texi: Fix typos.
4219 2009-04-17 Cary Coutant <ccoutant@google.com>
4221 * tree-flow-inline.h (get_lineno): Fix inverted test.
4223 2009-04-17 Diego Novillo <dnovillo@google.com>
4225 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4226 assertion for AVAIL_OUT.
4228 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4231 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4232 * config/sh/linux-atomic.asm: Likewise.
4234 2009-04-17 Diego Novillo <dnovillo@google.com>
4236 * except.c (debug_eh_tree): New.
4237 (struct eh_region, struct eh_status): Move ...
4238 * except.h: ... here.
4239 (add_type_for_runtime): Declare extern.
4240 (lookup_type_for_runtime): Likewise.
4241 (debug_eh_tree): Declare.
4242 * Makefile.in (GTFILES): List except.h before except.c
4244 2009-04-17 Diego Novillo <dnovillo@google.com>
4246 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4247 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4248 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4249 (find_vars_r): ... here.
4250 * tree-flow.h (find_referenced_vars_in): Declare.
4251 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4252 that AVAIL_OUT exists for BLOCK.
4253 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4254 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4255 (tree-parloops.o): Likewise.
4257 2009-04-17 Simon Baldwin <simonb@google.com>
4259 * toplev.c (default_tree_printer): Add handling for %E format.
4261 2009-04-17 Diego Novillo <dnovillo@google.com>
4263 * tree-pretty-print.c (dump_generic_node): Add break after
4264 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4265 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4266 FUNCTION_TYPE together. Call print_struct_decl when printing
4267 structures and TDF_SLIM is not given.
4268 (print_struct_decl): Fix logic for detecting recursion.
4270 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4273 * gcc.c (create_at_file): New.
4274 (compile_input_file_p): New.
4275 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4276 * main.c (main): Update call to toplev_main.
4277 * toplev.c (toplev_main): Change signature. Call expandargv.
4278 * toplev.h (toplev_main): Change signature.
4280 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4282 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4283 if the latter is not constant.
4285 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4287 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4289 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4291 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4292 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4294 2009-04-17 Richard Guenther <rguenther@suse.de>
4296 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4297 Handle component references view-converting an invariant address.
4299 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4301 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4302 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4303 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4304 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4305 Use @deftypevr rather than @deftypevar.
4307 2009-04-17 Richard Guenther <rguenther@suse.de>
4309 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4310 (get_prop_source_stmt): Likewise.
4311 (can_propagate_from): Likewise.
4313 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4315 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4316 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4317 (--with-multilib-list): Add default value.
4318 * configure: Regenerate.
4319 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4320 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4321 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4322 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
4323 Don't add default cpu to multilib list unnecessarily, but do enable
4324 the relevant compiler option..
4325 Add support for --with-multilib-list=<blank> and
4326 --with-multilib-list=!<somelib> to supress unwanted multilibs.
4327 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
4328 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
4329 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
4331 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
4332 (MULTILIB_OSDIRNAMES): New variable.
4333 * config/sh/t-1e: Delete file.
4334 * config/sh/t-mlib-sh1: Delete file.
4335 * config/sh/t-mlib-sh2: Delete file.
4336 * config/sh/t-mlib-sh2a: Delete file.
4337 * config/sh/t-mlib-sh2a-nofpu: Delete file.
4338 * config/sh/t-mlib-sh2a-single: Delete file.
4339 * config/sh/t-mlib-sh2a-single-only: Delete file.
4340 * config/sh/t-mlib-sh2e: Delete file.
4341 * config/sh/t-mlib-sh3e: Delete file.
4342 * config/sh/t-mlib-sh4: Delete file.
4343 * config/sh/t-mlib-sh4-nofpu: Delete file.
4344 * config/sh/t-mlib-sh4-single: Delete file.
4345 * config/sh/t-mlib-sh4-single-only: Delete file.
4346 * config/sh/t-mlib-sh4a: Delete file.
4347 * config/sh/t-mlib-sh4a-nofpu: Delete file.
4348 * config/sh/t-mlib-sh4a-single: Delete file.
4349 * config/sh/t-mlib-sh4a-single-only: Delete file.
4350 * config/sh/t-mlib-sh4al: Delete file.
4351 * config/sh/t-mlib-sh5-32media: Delete file.
4352 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
4353 * config/sh/t-mlib-sh5-64media: Delete file.
4354 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
4355 * config/sh/t-mlib-sh5-compact: Delete file.
4356 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
4357 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
4358 * doc/install.texi (Options specification): Add
4359 --with-multilib-list and --with-endian.
4361 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4363 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
4365 (OBJS-common): Add plugin-version.o.
4366 (plugin-version.o): New.
4367 * gcc-plugin.h (plugin_gcc_version): New.
4368 (plugin_default_version_check): New.
4369 (plugin_init_func, plugin_init): Add version argument.
4370 * plugin-version.c: New.
4371 * plugin.c (str_plugin_gcc_version_name): New.
4372 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
4373 pass it to the init function.
4374 (plugin_default_version_check): New.
4376 2009-04-17 Richard Guenther <rguenther@suse.de>
4378 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
4379 for decl-vs-decl disambiguation.
4381 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
4383 * config/s390/s390.h (s390_tune_attr): New macro definition.
4384 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
4386 2009-04-17 Richard Guenther <rguenther@suse.de>
4388 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
4389 (fold_stmt_r): Likewise.
4390 (maybe_fold_reference): New function.
4391 (fold_gimple_assign): Handle cases fold_stmt_r did.
4392 (fold_stmt): Do not use fold_stmt_r.
4393 (fold_stmt_inplace): Likewise.
4395 2009-04-17 Richard Guenther <rguenther@suse.de>
4397 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
4398 (record_equivalences_from_stmt): Remove useless checks and
4400 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
4401 the type is already suitable.
4403 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
4405 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
4407 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
4409 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
4410 (CMPtype): Define as __gcc_CMPtype.
4412 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
4414 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4415 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
4417 2009-04-17 Richard Guenther <rguenther@suse.de>
4419 PR tree-optimization/39746
4420 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
4421 special-casing for builtins and static variable use/def.
4422 (call_may_clobber_ref_p_1): Likewise.
4424 2009-04-16 Ian Lance Taylor <iant@google.com>
4426 * df.h: Include "timevar.h".
4427 (struct df_problem): Change tv_id field to timevar_id_t.
4428 * tree-pass.h: Include "timevar.h".
4429 (struct opt_pass): Change tv_id field to timevar_id_t.
4430 * timevar.h (timevar_id_t): Define TV_NONE.
4431 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
4432 TV_NONE rather than tv_id != 0.
4433 (execute_one_pass): Likewise.
4434 * Makefile.in (DF_H): Add $(TIMEVAR_H).
4435 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
4436 dependencies to $(TREE_PASS_H).
4437 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
4439 (pass_branch_target_load_optimize2): Likewise.
4440 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
4441 (pass_outof_cfg_layout_mode): Likewise.
4442 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
4443 (pass_rebuild_cgraph_edges): Likewise.
4444 (pass_remove_cgraph_callee_edges): Likewise.
4445 * df-core.c (pass_df_initialize_opt): Likewise.
4446 (pass_df_initialize_no_opt): Likewise.
4447 (pass_df_finish): Likewise.
4448 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4449 * except.c (pass_set_nothrow_function_flags): Likewise.
4450 (pass_convert_to_eh_region_ranges): Likewise.
4451 * final.c (pass_compute_alignments): Likewise.
4452 * function.c (pass_instantiate_virtual_regs): Likewise.
4453 (pass_init_function): Likewise.
4454 (pass_leaf_regs): Likewise.
4455 (pass_match_asm_constraints): Likewise.
4456 * gimple-low.c (pass_lower_cf): Likewise.
4457 (pass_mark_used_blocks): Likewise.
4458 * init-regs.c (pass_initialize_regs): Likewise.
4459 * integrate.c (pass_initial_value_sets): Likewise.
4460 * ira.c (pass_ira): Likewise.
4461 * jump.c (pass_cleanup_barriers): Likewise.
4462 * omp-low.c (pass_expand_omp): Likewise.
4463 (pass_lower_omp): Likewise.
4464 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
4465 * recog.c (pass_split_all_insns): Likewise.
4466 (pass_split_after_reload): Likewise.
4467 (pass_split_before_regstack): Likewise.
4468 (pass_split_before_sched2): Likewise.
4469 (pass_split_for_shorten_branches): Likewise.
4470 * reginfo.c (pass_reginfo_init): Likewise.
4471 (pass_subregs_of_mode_init): Likewise.
4472 (pass_subregs_of_mode_finish): Likewise.
4473 * passes.c (pass_postreload): Likewise.
4474 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
4475 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
4476 (pass_warn_function_return): Likewise.
4477 (pass_warn_function_noreturn): Likewise.
4478 * tree-complex.c (pass_lower_complex): Likewise.
4479 (pass_lower_complex_O0): Likewise.
4480 * tree-if-conv.c (pass_if_conversion): Likewise.
4481 * tree-into-ssa.c (pass_build_ssa): Likewise.
4482 * tree-mudflap.c (pass_mudflap_1): Likewise.
4483 (pass_mudflap_2): Likewise.
4484 * tree-nomudflap.c (pass_mudflap_1): Likewise.
4485 (pass_mudflap_2): Likewise.
4486 * tree-nrv.c (pass_return_slot): Likewise.
4487 * tree-object-size.c (pass_object_sizes): Likewise.
4488 * tree-optimize.c (pass_all_optimizations): Likewise.
4489 (pass_early_local_passes): Likewise.
4490 (pass_all_early_optimizations): Likewise.
4491 (pass_cleanup_cfg): Likewise.
4492 (pass_cleanup_cfg_post_optimizing): Likewise.
4493 (pass_free_datastructures): Likewise.
4494 (pass_free_cfg_annotations): Likewise.
4495 (pass_fixup_cfg): Likewise.
4496 (pass_init_datastructures): Likewise.
4497 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
4498 (pass_late_warn_uninitialized): Likewise.
4499 (pass_update_address_taken): Likewise.
4500 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
4501 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
4502 (pass_cse_sincos): Likewise.
4503 (pass_convert_to_rsqrt): Likewise.
4504 * tree-ssa-structalias.c (pass_build_alias): Likewise.
4505 * tree-stdarg.c (pass_stdarg): Likewise.
4506 * tree-tailcall.c (pass_tail_recursion): Likewise.
4507 (pass_tail_calls): Likewise.
4508 * tree-vect-generic.c (pass_lower_vector): Likewise.
4509 (pass_lower_vector_ssa): Likewise.
4510 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
4512 2009-04-16 Joseph Myers <joseph@codesourcery.com>
4514 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
4516 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
4518 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
4519 logical and signext.
4521 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
4524 * config/sh/predicates.md (arith_operand): Check if the operand
4525 of TRUNCATE is a REG.
4527 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4529 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4530 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4532 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4534 * tree-iterator.c (tsi_split_statement_list_after,
4535 tsi_split_statement_list_before): Remove.
4536 * tree-iterator.h: Remove the prototypes for
4537 tsi_split_statement_list_after and tsi_split_statement_list_before.
4539 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4541 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4542 * tree-ssa-propagate.h: Remove the prototype for
4543 stmt_makes_single_load.
4545 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4547 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
4548 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
4550 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4552 * tree-iterator.c (EXPR_LAST_BODY): Remove.
4554 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4556 * except.c (eh_region_outer_p): Remove.
4557 * except.h: Remove the prototype for eh_region_outer_p.
4559 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4561 * function.c (current_function_assembler_name): Remove.
4562 * function.h: Remove the prototype for
4563 current_function_assembler_name.
4565 2009-04-16 Ian Lance Taylor <iant@google.com>
4567 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
4568 (add_reg_note): Call alloc_reg_note.
4569 * rtl.h (alloc_reg_note): Declare.
4570 * combine.c (try_combine): Use alloc_reg_note.
4571 (recog_for_combine, move_deaths): Likewise.
4572 (distribute_notes): Use alloc_reg_note and add_reg_note.
4573 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
4574 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
4575 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
4577 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
4579 PR rtl-optimization/39762
4580 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
4581 ira_may_move_out_cost): Add comments about way of their usage.
4582 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
4584 * ira-conflicts.c (process_regs_for_copy): Use function
4585 ira_get_register_move_cost instead of global
4586 ira_register_move_cost.
4588 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
4589 color_pass, move_spill_restore, update_curr_costs): Ditto.
4591 * ira-lives.c (process_single_reg_class_operands): Ditto.
4593 * ira-emit.c (emit_move_list): Ditto.
4595 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
4596 (record_reg_classes): Ditto. Use functions
4597 ira_get_register_move_cost and ira_get_may_move_cost instead of
4598 global vars ira_register_move_cost, ira_may_move_out_cost and
4599 ira_may_move_in_cost.
4600 (record_address_regs): Don't call ira_init_register_move_cost.
4601 Use function ira_get_may_move_cost instead of global
4602 ira_may_move_in_cost.
4603 (process_bb_node_for_hard_reg_moves): Use function
4604 ira_get_register_move_cost instead of global ira_register_move_cost.
4605 (ira_costs): Don't call ira_init_register_move_cost.
4607 2009-04-16 Richard Guenther <rguenther@suse.de>
4609 * tree-cfg.c (verify_gimple_assign_binary):
4610 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
4611 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
4612 (create_general_new_stmt): Note that this function is broken.
4614 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4616 * common.opt (fhelp): Add Var(help_flag).
4617 * gcc-plugin.h (plugin_info): Add help.
4618 * plugin.c (plugin_name_args): Add help.
4619 (register_plugin_info): Set plugin->help.
4620 (print_help_one_plugin): New.
4621 (print_plugins_help): New.
4622 * plugin.h (print_plugins_help): New.
4623 * toplev.c (toplev_main): Call print_plugins_help if needed.
4625 2009-04-16 Richard Guenther <rguenther@suse.de>
4627 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
4628 (gimple_ior_addresses_taken_1): New function.
4629 (gimple_ior_addresses_taken): Likewise.
4630 * gimple.h (struct gimple_statement_with_ops_base): Remove
4631 addresses_taken member.
4632 (gimple_ior_addresses_taken): Declare.
4633 (gimple_addresses_taken, gimple_addresses_taken_ptr,
4634 gimple_set_addresses_taken): Remove.
4635 * ipa-reference.c (mark_address): New function.
4636 (scan_stmt_for_static_refs): Use it for marking addresses taken.
4637 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
4638 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
4639 (gimple_add_to_addresses_taken): Remove.
4640 (get_tmr_operands): Call mark_address_taken.
4641 (get_asm_expr_operands): Likewise.
4642 (get_expr_operands): Likewise.
4643 (build_ssa_operands): Do not clear the addresses_taken bitmap.
4644 (free_stmt_operands): Do not free it.
4645 * tree-ssa.c (delete_tree_ssa): Likewise.
4646 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
4648 2009-04-16 Richard Guenther <rguenther@suse.de>
4650 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
4651 (walk_stmt_load_store_ops): Likewise.
4652 * gimple.c (get_base_loadstore): New function.
4653 (walk_stmt_load_store_addr_ops): Likewise.
4654 (walk_stmt_load_store_ops): Likewise.
4655 * ipa-pure-const.c (check_op): Simplify.
4656 (check_load, check_store): New functions.
4657 (check_stmt): Use walk_stmt_load_store_ops.
4658 * ipa-reference.c (mark_load): Adjust signature.
4659 (mark_store): Likewise.
4660 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
4662 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4664 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
4666 * opts.c (common_handle_option): Don't call print_version.
4667 * plugin.c (plugin_name_args): Add version.
4668 (register_plugin_info): New.
4669 (register_callback): Handle PLUGIN_INFO.
4670 (try_init_one_plugin): New.
4671 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
4673 (finalize_one_plugin): New.
4674 (finalize_plugins): New.
4675 (print_one_plugin): New.
4676 (print_plugins_versions): New.
4677 * plugin.h (print_plugins_versions): New.
4678 (finalize_plugins): New.
4679 * toplev.c (compile_file): Don't call initialize_plugins.
4680 (print_version): Call print_plugins_versions.
4681 (toplev_main): Call initialize_plugins. Print version if needed.
4682 Call finalize_plugins.
4684 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4686 * common.opt (fversion): New.
4687 * gcc.c (print_version): New.
4688 (process_command): Don't print the version. Just set print_version.
4689 (main): Print version. Call subprocesses if print_version and
4690 verbose_flag are set.
4691 * opts.c (common_handle_option): Handle OPT_fversion.
4693 2009-04-16 Richard Guenther <rguenther@suse.de>
4694 Ira Rosen <irar@il.ibm.com>
4696 PR tree-optimization/39698
4697 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
4698 type of the reduction variable. Only generate the def if
4701 * omp-low.c (expand_omp_for_generic): When converting to a pointer
4702 make sure to first convert to an integer of the same precision.
4703 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
4704 the type of the evolution correctly in computing the new
4705 induction variable base.
4707 2009-04-16 Richard Guenther <rguenther@suse.de>
4710 * tree-cfg.c (make_blocks): Split statements with to-be
4711 abnormal SSA names on the lhs.
4713 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
4715 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
4716 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
4717 * c-typeck.c (really_start_incremental_init): Likewise.
4718 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
4719 (TARGET_INITIALIZER): Remove it.
4720 * target.h (struct target): Remove vector_opaque_p.
4721 * tree.c (build_opaque_vector_type): New.
4722 * tree.h (TYPE_VECTOR_OPAQUE): New.
4723 (build_opaque_vector_type): Declare.
4724 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
4725 * config/rs6000/rs6000.c (build_opaque_vector_type,
4726 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
4727 (rs6000_init_builtins): Use build_opaque_vector_type for
4728 opaque_V4SI_type_node.
4730 2009-04-15 Catherine Moore <clm@codesourcery.com>
4732 * debug.h (set_name): Declare.
4733 * dwarf2out.c (dwarf2out_set_name): Declare.
4734 (dwarf2_debug_hooks): Add set_name.
4735 (find_AT_string): New.
4736 (add_AT_string): Call find_AT_string.
4737 (dwarf2out_set_name): New.
4738 * cp/decl.c (grokdeclarator): Call set_name.
4739 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
4740 * debug.c (do_nothing_debug_hooks): Likewise.
4741 * dbxout.c (dbx_debug_hooks): Likewise.
4742 * sdbout.c (sdb_debug_hooks): Likewise.
4744 2009-04-15 Michael Eager <eager@eagercon.com>
4746 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
4747 reg for single-precision FPU.
4748 * config/rs6000/rs6000.md (movsi_internal1): Only for
4750 (movsi_internal1_single): New. Add pattern to move SI values to/from
4751 single-precision FP regs.
4753 2009-04-15 Richard Guenther <rguenther@suse.de>
4755 * omp-low.c (lower_rec_input_clauses): Build correct address
4757 (expand_omp_for_generic): Fix multiplication type.
4758 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
4759 (generate_memset_zero): Fix types.
4760 * tree-profile.c (prepare_instrumented_value): Correctly
4763 2009-04-15 Ian Lance Taylor <iant@google.com>
4765 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
4766 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
4767 for -Wall and for -Wc++-compat.
4768 (c_common_post_options): For C++, set warn_enum_compare if not
4770 * c-tree.h (struct c_expr): Add field original_type.
4771 (build_external_ref): Update declaration.
4772 * c-parser.c (c_parser_braced_init): Set original_type.
4773 (c_parser_initelt): Likewise.
4774 (c_parser_expr_no_commas): Likewise.
4775 (c_parser_conditional_expression): Likewise.
4776 (c_parser_cast_expression): Likewise.
4777 (c_parser_unary_expression): Likewise. Pull setting of
4778 original_code to top of function.
4779 (c_parser_sizeof_expression): Set original_type.
4780 (c_parser_alignof_expression): Likewise.
4781 (c_parser_postfix_expression): Likewise. Pull setting of
4782 original_code to top of function.
4783 (c_parser_postfix_expression_after_paren_type): Set original_type.
4784 (c_parser_postfix_expression_after_primary): Likewise.
4785 (c_parser_expression): Likewise.
4786 * c-typeck.c (build_external_ref): Add type parameter. Change all
4788 (c_expr_sizeof_expr): Set original_type field.
4789 (parser_build_unary_op): Likewise.
4790 (parser_build_binary_op): Likewise. Optionally warn about
4791 comparisons of enums of different types.
4792 (digest_init): Set original_type field.
4793 (really_start_incremental_init): Likewise.
4794 (push_init_level, pop_init_level): Likewise.
4795 * doc/invoke.texi (Warning Options): -Wenum-compare now
4798 2009-04-15 Richard Guenther <rguenther@suse.de>
4800 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
4801 out a necessary conversion.
4802 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
4803 names we didn't value number.
4804 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
4806 2009-04-15 Richard Guenther <rguenther@suse.de>
4808 PR tree-optimization/39764
4809 * tree-ssa-ccp.c (get_value): Canonicalize value with
4810 canonicalize_float_value.
4812 2009-04-15 Jan Hubicka <jh@suse.cz>
4814 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
4815 Wrong version of patch.
4817 2009-04-15 Jan Hubicka <jh@suse.cz>
4819 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
4821 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
4823 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
4824 our distinct integral and vector types.
4826 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
4828 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
4829 * init.c (build_vtbl_address): Remove call to assemble_external.
4831 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
4833 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
4834 output for other floating point modes.
4836 2009-04-14 Diego Novillo <dnovillo@google.com>
4838 * diagnostic.c (diagnostic_report_diagnostic): Do not
4839 warn about loaded plugins for DK_ERROR and DK_WARNING.
4840 * c-decl.c (declspecs_add_type): Move call to
4841 invoke_plugin_callbacks ...
4842 * c-parser.c (c_parser_declspecs): ... here.
4843 * plugin.c (dump_active_plugins): Tidy output.
4845 2009-04-14 Diego Novillo <dnovillo@google.com>
4846 Le-Chun Wu <lcwu@google.com>
4848 * configure.ac: Add --enable-plugin support.
4849 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
4850 * Makefile.in (PLUGIN_H): Define.
4851 Export ENABLE_PLUGIN and GMPINC to site.exp.
4852 Add PLUGINLIBS to link command.
4853 Add/modify dependencies for plugin.o and files including plugin.h.
4855 * config.in: Regenerate.
4857 * opts.c (common_handle_option): Handle OPT_fplugin_ and
4860 2009-04-14 Le-Chun Wu <lcwu@google.com>
4862 * tree-pass.h (register_one_dump_file): Add a prototype for
4863 register_one_dump_file.
4864 * toplev.c (compile_file): Call initialize_plugins.
4865 (do_compile): Call invoke_plugin_callbacks.
4866 (toplev_main): Call invoke_plugin_callbacks.
4867 * common.opt: Add -fplugin= and -fplugin-arg-.
4868 * gcc-plugin.h: New public header file for plugins to include.
4869 * plugin.c: New source file.
4870 * plugin.h: New internal header file.
4871 * passes.c (register_one_dump_file): Make it external.
4873 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
4875 2009-04-14 Diego Novillo <dnovillo@google.com>
4877 * doc/plugins.texi: New.
4878 * doc/gccint.texi: Add reference to Plugins chapter.
4879 * doc/invoke.texi: Document -fplugin and -fplugin-arg
4880 * diagnostic.c (diagnostic_report_diagnostic): Warn about
4881 loaded plugins, if any.
4882 * timevar.def (TV_PLUGIN_INIT): Define.
4883 (TV_PLUGIN_RUN): Define.
4884 * plugin.c: Include timevar.h
4885 (plugins_active_p): New.
4886 (dump_active_plugins): New.
4887 (debug_active_plugins): New.
4889 2009-04-14 Joseph Myers <joseph@codesourcery.com>
4891 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
4893 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
4895 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
4897 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
4898 the same as a minus without a shift.
4900 2009-04-14 Nick Clifton <nickc@redhat.com>
4902 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
4903 comparisons with small integers will always produce a short
4906 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
4909 2008-12-19 Diego Novillo <dnovillo@google.com>
4911 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
4913 2009-04-14 Richard Guenther <rguenther@suse.de>
4915 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
4917 (verify_gimple_assign_binary): Likewise. Handle shifts and
4919 (verify_gimple_phi): Print the mismatched argument position.
4920 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4922 (vect_update_init_of_dr): Likewise.
4923 * matrix-reorg.c (transform_access_sites): Do what the
4925 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
4927 2009-04-13 Michael Eager <eager@eagercon.com>
4929 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
4930 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
4931 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
4932 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
4933 remove duplicate config
4935 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4937 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
4938 file_name:line_number type locator of the call site.
4940 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
4942 * genautomata.c: Put blank after comma.
4943 (automaton_decls): New.
4944 (struct unit_usage): Add comments to member next.
4945 (store_alt_unit_usage): Keep the list ordered.
4946 (unit_present_on_list_p, equal_alternatives_p): New.
4947 (check_regexp_units_distribution): Check units distribution
4948 correctness correctly.
4949 (main): Don't write automata if error is found. Return correct
4952 * config/m68k/cf.md (cfv4_ds): Remove.
4953 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
4954 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
4956 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
4957 power4-load-ext, power4-store, power4-store-update,
4958 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
4959 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
4960 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
4961 power4-sqrt, power4-isync): Modify reservation to make correct
4962 unit distribution to automata.
4964 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
4965 power5-store-update, power5-two, power5-three, power5-lmul,
4966 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
4968 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
4970 * except.c (pass_set_nothrow_function_flags): Set name and add
4972 (set_nothrow_function_flags): Mention in the dump file when
4973 changing a function to nothrow.
4975 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
4978 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
4979 instead of unsigned long.
4981 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4983 * config/arm/arm.c (return_used_this_function): Remove.
4984 (arm_output_function_prologue): Remove use of
4985 return_used_this_function.
4986 (output_return_instruction): Replace use of
4987 return_used_this_function
4988 by cfun->machine->return_used_this_function.
4989 (arm_output_epilogue): Likewise.
4990 (arm_output_function_epilogue): Likewise.
4991 (thumb_unexpanded_epilogue): Likewise.
4992 * config/arm/arm.h (struct machine_function):
4993 New member return_used_this_function.
4995 2009-04-12 Mark Mitchell <mark@codesourcery.com>
4997 * doc/install.texi: Correct description of default directory for
4998 --with-gxx-include-dir.
5000 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5002 * fold-const.c (build_range_check): Properly deal with enumeral and
5005 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5007 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5008 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5009 * params.h (MAX_GCSE_PASSES): Remove.
5010 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5011 in sequence. Remove ability to run multiple passes.
5012 (bypass_jumps): Report run as third CPROP pass.
5014 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5017 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5018 when deciding whether the whole SEQUENCE can throw.
5020 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5023 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5024 offseted label references.
5026 2009-04-11 Jan Hubicka <jh@suse.cz>
5028 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5030 2009-04-11 Richard Guenther <rguenther@suse.de>
5033 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5034 return variables as TREE_ADDRESSABLE.
5036 2009-04-11 Richard Guenther <rguenther@suse.de>
5038 PR tree-optimization/39713
5039 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5040 reference trees have SSA_NAME operands.
5042 2009-04-11 Richard Guenther <rguenther@suse.de>
5045 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5046 address expressions.
5048 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5050 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5051 match changes in Cygwin 1.7
5052 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5053 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5055 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5057 PR tree-optimization/39701
5058 * doc/invoke.texi (Optimization Options): Document change in
5059 meaning and initialization of -fdelete-null-pointer-checks.
5061 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5064 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5066 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5069 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5071 2009-04-10 Chao-ying Fu <fu@mips.com>
5073 * doc/tm.texi (Instruction Output): Document
5074 TARGET_ASM_FINAL_POSTSCAN_INSN.
5075 * target.h (final_postscan_insn): New field in asm_out.
5076 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5077 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5078 * final.c (final_scan_insn): Call
5079 targetm.asm_out.final_postscan_insn after outputting
5080 an asm macro and a normal instruction.
5082 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5083 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5084 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5085 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5086 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5088 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5091 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5092 variables as non-NULL even with -fdelete-null-pointer-checks.
5094 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5096 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5098 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5101 * config/i386/i386.c (classify_argument): Handle SCmode with
5102 (bit_offset % 64) != 0.
5104 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5106 * doc/invoke.texi (Optimize Options): Add cross-reference to
5107 -Q --help=optimizers examples.
5109 2009-04-10 Ben Elliston <bje@au.ibm.com>
5112 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5113 regalign for the reg == fpr and TDmode case.
5115 2009-04-09 David Ayers <ayers@fsfe.org>
5118 * objc/objc-act.c (warn_with_method): Remove helper function.
5119 (check_duplicates): Call warning and inform directly.
5120 (really_start_method): Likewise.
5122 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5124 * expmed.c (expand_divmod): Always use a comparison for a division
5125 by a large unsigned integer.
5127 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5128 for things others than variables or functions as nonzero.
5130 2009-04-09 Nick Clifton <nickc@redhat.com>
5132 * unwind-compat.c: Change copyright header to refer to version
5133 3 of the GNU General Public License with version 3.1 of the
5134 GCC Runtime Library Exception and to point readers at the
5135 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5136 * config/alpha/crtfastmath.c: Likewise.
5137 * config/alpha/linux-unwind.h: Likewise.
5138 * config/alpha/qrnnd.asm: Likewise.
5139 * config/alpha/vms-crt0-64.c: Likewise.
5140 * config/alpha/vms-crt0.c: Likewise.
5141 * config/alpha/vms-dwarf2.asm: Likewise.
5142 * config/alpha/vms-dwarf2eh.asm: Likewise.
5143 * config/alpha/vms-psxcrt0-64.c: Likewise.
5144 * config/alpha/vms-psxcrt0.c: Likewise.
5145 * config/alpha/vms_tramp.asm: Likewise.
5146 * config/arc/initfini.c: Likewise.
5147 * config/arc/lib1funcs.asm: Likewise.
5148 * config/arm/bpabi-v6m.S: Likewise.
5149 * config/arm/bpabi.S: Likewise.
5150 * config/arm/bpabi.c: Likewise.
5151 * config/arm/crti.asm: Likewise.
5152 * config/arm/crtn.asm: Likewise.
5153 * config/arm/ieee754-df.S: Likewise.
5154 * config/arm/ieee754-sf.S: Likewise.
5155 * config/arm/lib1funcs.asm: Likewise.
5156 * config/arm/libunwind.S: Likewise.
5157 * config/arm/linux-atomic.c: Likewise.
5158 * config/arm/mmintrin.h: Likewise.
5159 * config/arm/pr-support.c: Likewise.
5160 * config/arm/unaligned-funcs.c: Likewise.
5161 * config/arm/unwind-arm.c: Likewise.
5162 * config/arm/unwind-arm.h: Likewise.
5163 * config/avr/libgcc.S: Likewise.
5164 * config/bfin/crti.s: Likewise.
5165 * config/bfin/crtlibid.s: Likewise.
5166 * config/bfin/crtn.s: Likewise.
5167 * config/bfin/lib1funcs.asm: Likewise.
5168 * config/bfin/linux-unwind.h: Likewise.
5169 * config/cris/arit.c: Likewise.
5170 * config/cris/cris_abi_symbol.c: Likewise.
5171 * config/darwin-64.c: Likewise.
5172 * config/darwin-crt2.c: Likewise.
5173 * config/darwin-crt3.c: Likewise.
5174 * config/darwin.h: Likewise.
5175 * config/dbxelf.h: Likewise.
5176 * config/dfp-bit.c: Likewise.
5177 * config/dfp-bit.h: Likewise.
5178 * config/elfos.h: Likewise.
5179 * config/fixed-bit.c: Likewise.
5180 * config/fixed-bit.h: Likewise.
5181 * config/fp-bit.c: Likewise.
5182 * config/fp-bit.h: Likewise.
5183 * config/fr30/crti.asm: Likewise.
5184 * config/fr30/crtn.asm: Likewise.
5185 * config/fr30/lib1funcs.asm: Likewise.
5186 * config/freebsd-spec.h: Likewise.
5187 * config/frv/cmovd.c: Likewise.
5188 * config/frv/cmovh.c: Likewise.
5189 * config/frv/cmovw.c: Likewise.
5190 * config/frv/frvbegin.c: Likewise.
5191 * config/frv/frvend.c: Likewise.
5192 * config/frv/lib1funcs.asm: Likewise.
5193 * config/glibc-stdint.h: Likewise.
5194 * config/h8300/clzhi2.c: Likewise.
5195 * config/h8300/crti.asm: Likewise.
5196 * config/h8300/crtn.asm: Likewise.
5197 * config/h8300/ctzhi2.c: Likewise.
5198 * config/h8300/fixunssfsi.c: Likewise.
5199 * config/h8300/lib1funcs.asm: Likewise.
5200 * config/h8300/parityhi2.c: Likewise.
5201 * config/h8300/popcounthi2.c: Likewise.
5202 * config/i386/ammintrin.h: Likewise.
5203 * config/i386/att.h: Likewise.
5204 * config/i386/avxintrin.h: Likewise.
5205 * config/i386/biarch64.h: Likewise.
5206 * config/i386/bmmintrin.h: Likewise.
5207 * config/i386/cpuid.h: Likewise.
5208 * config/i386/cross-stdarg.h: Likewise.
5209 * config/i386/crtfastmath.c: Likewise.
5210 * config/i386/crtprec.c: Likewise.
5211 * config/i386/cygming-crtbegin.c: Likewise.
5212 * config/i386/cygming-crtend.c: Likewise.
5213 * config/i386/cygwin.asm: Likewise.
5214 * config/i386/emmintrin.h: Likewise.
5215 * config/i386/gmm_malloc.h: Likewise.
5216 * config/i386/gthr-win32.c: Likewise.
5217 * config/i386/i386.h: Likewise.
5218 * config/i386/immintrin.h: Likewise.
5219 * config/i386/linux-unwind.h: Likewise.
5220 * config/i386/linux64.h: Likewise.
5221 * config/i386/mm3dnow.h: Likewise.
5222 * config/i386/mmintrin-common.h: Likewise.
5223 * config/i386/mmintrin.h: Likewise.
5224 * config/i386/nmmintrin.h: Likewise.
5225 * config/i386/pmm_malloc.h: Likewise.
5226 * config/i386/pmmintrin.h: Likewise.
5227 * config/i386/smmintrin.h: Likewise.
5228 * config/i386/sol2-c1.asm: Likewise.
5229 * config/i386/sol2-ci.asm: Likewise.
5230 * config/i386/sol2-cn.asm: Likewise.
5231 * config/i386/sol2-gc1.asm: Likewise.
5232 * config/i386/tmmintrin.h: Likewise.
5233 * config/i386/unix.h: Likewise.
5234 * config/i386/w32-unwind.h: Likewise.
5235 * config/i386/wmmintrin.h: Likewise.
5236 * config/i386/x86-64.h: Likewise.
5237 * config/i386/x86intrin.h: Likewise.
5238 * config/i386/xmmintrin.h: Likewise.
5239 * config/ia64/crtbegin.asm: Likewise.
5240 * config/ia64/crtend.asm: Likewise.
5241 * config/ia64/crtfastmath.c: Likewise.
5242 * config/ia64/crti.asm: Likewise.
5243 * config/ia64/crtn.asm: Likewise.
5244 * config/ia64/fde-glibc.c: Likewise.
5245 * config/ia64/lib1funcs.asm: Likewise.
5246 * config/ia64/linux-unwind.h: Likewise.
5247 * config/ia64/quadlib.c: Likewise.
5248 * config/ia64/unwind-ia64.c: Likewise.
5249 * config/linux.h: Likewise.
5250 * config/m32c/m32c-lib1.S: Likewise.
5251 * config/m32c/m32c-lib2-trapv.c: Likewise.
5252 * config/m32c/m32c-lib2.c: Likewise.
5253 * config/m32r/initfini.c: Likewise.
5254 * config/m68hc11/larith.asm: Likewise.
5255 * config/m68hc11/m68hc11-crt0.S: Likewise.
5256 * config/m68k/cf.md: Likewise.
5257 * config/m68k/crti.s: Likewise.
5258 * config/m68k/crtn.s: Likewise.
5259 * config/m68k/lb1sf68.asm: Likewise.
5260 * config/m68k/linux-unwind.h: Likewise.
5261 * config/mcore/crti.asm: Likewise.
5262 * config/mcore/crtn.asm: Likewise.
5263 * config/mcore/lib1.asm: Likewise.
5264 * config/mips/linux-unwind.h: Likewise.
5265 * config/mips/loongson.h: Likewise.
5266 * config/mips/mips16.S: Likewise.
5267 * config/mmix/crti.asm: Likewise.
5268 * config/mmix/crtn.asm: Likewise.
5269 * config/pa/fptr.c: Likewise.
5270 * config/pa/hpux-unwind.h: Likewise.
5271 * config/pa/lib2funcs.asm: Likewise.
5272 * config/pa/linux-atomic.c: Likewise.
5273 * config/pa/linux-unwind.h: Likewise.
5274 * config/pa/milli64.S: Likewise.
5275 * config/pa/quadlib.c: Likewise.
5276 * config/pa/stublib.c: Likewise.
5277 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5278 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5279 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5280 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5281 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5282 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5283 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5284 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5285 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5286 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5287 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5288 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5289 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5290 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5291 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5292 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5293 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5294 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5295 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5296 * config/rs6000/750cl.h: Likewise.
5297 * config/rs6000/altivec.h: Likewise.
5298 * config/rs6000/biarch64.h: Likewise.
5299 * config/rs6000/crtresfpr.asm: Likewise.
5300 * config/rs6000/crtresgpr.asm: Likewise.
5301 * config/rs6000/crtresxfpr.asm: Likewise.
5302 * config/rs6000/crtresxgpr.asm: Likewise.
5303 * config/rs6000/crtsavfpr.asm: Likewise.
5304 * config/rs6000/crtsavgpr.asm: Likewise.
5305 * config/rs6000/darwin-asm.h: Likewise.
5306 * config/rs6000/darwin-fallback.c: Likewise.
5307 * config/rs6000/darwin-fpsave.asm: Likewise.
5308 * config/rs6000/darwin-ldouble.c: Likewise.
5309 * config/rs6000/darwin-tramp.asm: Likewise.
5310 * config/rs6000/darwin-unwind.h: Likewise.
5311 * config/rs6000/darwin-vecsave.asm: Likewise.
5312 * config/rs6000/darwin-world.asm: Likewise.
5313 * config/rs6000/e500crtres32gpr.asm: Likewise.
5314 * config/rs6000/e500crtres64gpr.asm: Likewise.
5315 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5316 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5317 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5318 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5319 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5320 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5321 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5322 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
5323 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
5324 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
5325 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
5326 * config/rs6000/eabi-ci.asm: Likewise.
5327 * config/rs6000/eabi-cn.asm: Likewise.
5328 * config/rs6000/eabi.asm: Likewise.
5329 * config/rs6000/linux-unwind.h: Likewise.
5330 * config/rs6000/linux64.h: Likewise.
5331 * config/rs6000/paired.h: Likewise.
5332 * config/rs6000/paired.md: Likewise.
5333 * config/rs6000/ppc64-fp.c: Likewise.
5334 * config/rs6000/ppu_intrinsics.h: Likewise.
5335 * config/rs6000/rs6000.h: Likewise.
5336 * config/rs6000/si2vmx.h: Likewise.
5337 * config/rs6000/sol-ci.asm: Likewise.
5338 * config/rs6000/sol-cn.asm: Likewise.
5339 * config/rs6000/spe.h: Likewise.
5340 * config/rs6000/spu2vmx.h: Likewise.
5341 * config/rs6000/sysv4.h: Likewise.
5342 * config/rs6000/tramp.asm: Likewise.
5343 * config/rs6000/vec_types.h: Likewise.
5344 * config/s390/linux-unwind.h: Likewise.
5345 * config/s390/tpf-unwind.h: Likewise.
5346 * config/score/crti.asm: Likewise.
5347 * config/score/crtn.asm: Likewise.
5348 * config/sh/crt1.asm: Likewise.
5349 * config/sh/crti.asm: Likewise.
5350 * config/sh/crtn.asm: Likewise.
5351 * config/sh/divtab-sh4-300.c: Likewise.
5352 * config/sh/divtab-sh4.c: Likewise.
5353 * config/sh/divtab.c: Likewise.
5354 * config/sh/lib1funcs-4-300.asm: Likewise.
5355 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
5356 * config/sh/lib1funcs.asm: Likewise.
5357 * config/sh/lib1funcs.h: Likewise.
5358 * config/sh/linux-atomic.asm: Likewise.
5359 * config/sh/linux-unwind.h: Likewise.
5360 * config/sh/shmedia.h: Likewise.
5361 * config/sh/sshmedia.h: Likewise.
5362 * config/sh/ushmedia.h: Likewise.
5363 * config/sparc/crtfastmath.c: Likewise.
5364 * config/sparc/linux-unwind.h: Likewise.
5365 * config/sparc/sol2-c1.asm: Likewise.
5366 * config/sparc/sol2-ci.asm: Likewise.
5367 * config/sparc/sol2-cn.asm: Likewise.
5368 * config/spu/divmodti4.c: Likewise.
5369 * config/spu/divv2df3.c: Likewise.
5370 * config/spu/float_disf.c: Likewise.
5371 * config/spu/float_unsdidf.c: Likewise.
5372 * config/spu/float_unsdisf.c: Likewise.
5373 * config/spu/float_unssidf.c: Likewise.
5374 * config/spu/mfc_multi_tag_release.c: Likewise.
5375 * config/spu/mfc_multi_tag_reserve.c: Likewise.
5376 * config/spu/mfc_tag_release.c: Likewise.
5377 * config/spu/mfc_tag_reserve.c: Likewise.
5378 * config/spu/mfc_tag_table.c: Likewise.
5379 * config/spu/multi3.c: Likewise.
5380 * config/spu/spu_internals.h: Likewise.
5381 * config/spu/spu_intrinsics.h: Likewise.
5382 * config/spu/spu_mfcio.h: Likewise.
5383 * config/spu/vec_types.h: Likewise.
5384 * config/spu/vmx2spu.h: Likewise.
5385 * config/stormy16/stormy16-lib2.c: Likewise.
5386 * config/svr4.h: Likewise.
5387 * config/sync.c: Likewise.
5388 * config/v850/lib1funcs.asm: Likewise.
5389 * config/vxlib-tls.c: Likewise.
5390 * config/vxlib.c: Likewise.
5391 * config/vxworks-dummy.h: Likewise.
5392 * config/xtensa/crti.asm: Likewise.
5393 * config/xtensa/crtn.asm: Likewise.
5394 * config/xtensa/ieee754-df.S: Likewise.
5395 * config/xtensa/ieee754-sf.S: Likewise.
5396 * config/xtensa/lib1funcs.asm: Likewise.
5397 * config/xtensa/lib2funcs.S: Likewise.
5398 * config/xtensa/linux-unwind.h: Likewise.
5399 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
5400 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
5401 * coretypes.h: Likewise.
5402 * crtstuff.c: Likewise.
5403 * defaults.h: Likewise.
5404 * dwarf2.h: Likewise.
5405 * emutls.c: Likewise.
5406 * gbl-ctors.h: Likewise.
5407 * gcov-io.h: Likewise.
5408 * ginclude/float.h: Likewise.
5409 * ginclude/iso646.h: Likewise.
5410 * ginclude/stdarg.h: Likewise.
5411 * ginclude/stdbool.h: Likewise.
5412 * ginclude/stddef.h: Likewise.
5413 * ginclude/stdfix.h: Likewise.
5414 * ginclude/stdint-gcc.h: Likewise.
5415 * ginclude/tgmath.h: Likewise.
5416 * gthr-aix.h: Likewise.
5417 * gthr-dce.h: Likewise.
5418 * gthr-gnat.c: Likewise.
5419 * gthr-gnat.h: Likewise.
5420 * gthr-lynx.h: Likewise.
5421 * gthr-mipssde.h: Likewise.
5422 * gthr-nks.h: Likewise.
5423 * gthr-posix.c: Likewise.
5424 * gthr-posix.h: Likewise.
5425 * gthr-posix95.h: Likewise.
5426 * gthr-rtems.h: Likewise.
5427 * gthr-single.h: Likewise.
5428 * gthr-solaris.h: Likewise.
5429 * gthr-tpf.h: Likewise.
5430 * gthr-vxworks.h: Likewise.
5431 * gthr-win32.h: Likewise.
5433 * libgcc2.c: Likewise.
5434 * libgcc2.h: Likewise.
5435 * libgcov.c: Likewise.
5436 * tsystem.h: Likewise.
5437 * typeclass.h: Likewise.
5438 * unwind-c.c: Likewise.
5439 * unwind-compat.h: Likewise.
5440 * unwind-dw2-fde-compat.c: Likewise.
5441 * unwind-dw2-fde-darwin.c: Likewise.
5442 * unwind-dw2-fde-glibc.c: Likewise.
5443 * unwind-dw2-fde.c: Likewise.
5444 * unwind-dw2-fde.h: Likewise.
5445 * unwind-dw2.c: Likewise.
5446 * unwind-dw2.h: Likewise.
5447 * unwind-generic.h: Likewise.
5448 * unwind-pe.h: Likewise.
5449 * unwind-sjlj.c: Likewise.
5450 * unwind.inc: Likewise.
5451 * config/arm/neon-gen.ml: Change generated copyright header to
5452 refer to version 3 of the GNU General Public License with
5453 version 3.1 of the GCC Runtime Library Exception and to point
5454 readers at the COPYING3 and COPYING3.RUNTIME files and the
5455 FSF's license web page.
5456 * config/arm/arm_neon.h: Regenerate.
5458 2009-04-09 Jakub Jelinek <jakub@redhat.com>
5460 * config/cris/cris.md: Change copyright header to refer to version
5461 3 of the GNU General Public License.
5462 * doc/install.texi2html: Change copyright header to refer to version
5463 3 of the GNU General Public License and to point readers at the
5464 COPYING3 file and the FSF's license web page.
5465 * config/vax/linux.h: Likewise.
5467 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5469 * config/i386/i386.md (cmpcc): New.
5470 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
5471 (sync_compare_and_swap_cc*): Delete.
5473 * config/s390/s390.c (s390_compare_emitted): Remove.
5474 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
5475 s390_compare_emitted used to be handled. Assert that modes match.
5476 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
5477 refer to sync_compare_and_swap_ccsi.
5478 * config/s390/s390.h (s390_compare_emitted): Remove.
5479 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
5480 instead of s390_compare_emitted.
5481 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
5482 instead of s390_compare_emitted.
5483 * config/s390/s390.md (cmpcc): New.
5484 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
5485 CC_REGNUM, do not pretend it's set.
5486 (sync_compare_and_swap_cc*): Delete.
5487 * config/s390/predicates.md (cc_reg_operand): New.
5489 * expr.c (sync_compare_and_swap_cc): Delete.
5490 * optabs.h (sync_compare_and_swap_cc): Delete.
5491 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
5492 is being used with can_compare_p.
5493 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
5495 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
5496 look for a MODE_CC set instead. Use emit_store_flag.
5497 (expand_compare_and_swap_loop): Likewise, with some additional
5498 complication to avoid a force_reg when useless. Use
5499 emit_cmp_and_jump_insns.
5500 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
5501 * doc/md.texi (sync_compare_and_swap_cc): Merge with
5502 sync_compare_and_swap documentation.
5504 2009-04-09 Jan Hubicka <jh@suse.cz>
5506 * except.c (find_prev_try): Break out from ....
5507 (duplicate_eh_regions): ... here; properly update prev_try pointers
5508 when duplication part of tree.
5509 (dump_eh_tree): Improve dumping.
5510 (verify_eh_region): New.
5511 (verify_eh_tree): Use it.
5513 2009-04-06 Richard Guenther <rguenther@suse.de>
5515 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
5516 &ARRAY addresses by adjusting their types and prepending
5518 * tree-cfg.c (verify_gimple_assign_single): Verify that
5519 addresses are correct.
5521 2009-04-09 Richard Guenther <rguenther@suse.de>
5523 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
5524 indices into an array reference if possible.
5525 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5526 Fold POINTER_PLUS_EXPR statements with invariant address.
5528 2009-04-09 Alan Modra <amodra@bigpond.net.au>
5531 * config.gcc (powerpc64-*-linux*): Always build biarch.
5533 2009-04-09 Joseph Myers <joseph@codesourcery.com>
5536 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
5537 it and pedwarn if this results in an INTEGER_CST.
5539 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5541 * doc/install.texi: Update minimum GMP version. Remove obsolete
5542 text in MPFR section.
5544 2009-04-08 Jakub Jelinek <jakub@redhat.com>
5546 * dwarf2out.c (class_scope_p): New static inline.
5547 (class_or_namespace_scope_p): Use it.
5548 (gen_variable_die): Use DW_TAG_member tag for static data member
5549 declarations instead of DW_TAG_variable.
5552 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
5555 2009-04-08 Richard Guenther <rguenther@suse.de>
5557 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
5558 valueize random data.
5560 2009-04-08 David Edelsohn <edelsohn@gnu.org>
5562 * config.gcc (aix tm_file): Add aix-stdint.h.
5563 (aix tm clause use_gcc_stdint): Set to wrap.
5564 * config/rs6000/aix-stdint.h: New file.
5566 2009-04-08 Richard Guenther <rguenther@suse.de>
5569 * tree-dfa.c (add_referenced_var): Do not recurse into
5570 global initializers.
5571 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
5573 (fold_const_aggregate_ref): Likewise.
5575 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5577 * recog.c (ordered_comparison_operator): New.
5578 * gensupport.c (std_preds): Add it.
5579 * doc/md.texi (Machine-Independent Predicates): Document it.
5581 2009-04-08 Jan Hubicka <jh@suse.cz>
5583 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
5584 * function.h (rtl_eh): Remove exception_handler_label_map.
5585 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
5586 remove_exception_handler_label, for_each_eh_label_1): Remove.
5587 (rtl_remove_unreachable_regions): Remove.
5588 (convert_from_eh_region_ranges): Do not remove unreachable regions.
5589 (find_exception_handler_labels): Don't build the hashtable.
5590 (maybe_remove_eh_handler): Remove.
5591 (for_each_eh_label): Rewrite to walk the tree.
5592 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
5593 * except.h (maybe_remove_eh_handler): Remove.
5594 * passes.c (init_optimization_passes): Schedule second EH cleanup
5596 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
5597 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
5599 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5601 * genoutput.c (validate_optab_operands): New.
5602 (gen_insn, gen_expand): Call it.
5604 * genflags.c (gen_insn): Detect misused iterators.
5605 (main): Pass line_no to gen_insn, exit with status 1 on error.
5607 * genextract.c (line_no): Make global.
5608 (VEC_safe_set_locstr): Change assertion to error message.
5609 (main): Exit with status 1 on error.
5611 2009-04-08 Joseph Myers <joseph@codesourcery.com>
5615 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5616 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5617 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
5618 * c-convert.c (convert): Do not call fold on results of conversion
5619 functions when the result is a C_MAYBE_CONST_EXPR.
5620 * c-parser.c (c_parser_postfix_expression): Do not fold condition
5621 of __builtin_choose_expr.
5622 * c-typeck.c (remove_c_maybe_const_expr): New.
5623 (build_unary_op, build_conditional_expr, build_compound_expr,
5624 build_binary_op, c_objc_common_truthvalue_conversion): Call
5625 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
5628 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
5630 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
5631 CODE to produce a new one. Add a prototype to use fold_convert_const
5633 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
5636 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
5637 mix declarations and code.
5639 2009-04-08 Ben Elliston <bje@au.ibm.com>
5641 * gcc.c: Replace `CC' with `GCC' throughout.
5643 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
5645 * doc/invoke.texi: Document Atom support.
5647 2009-04-07 Jason Merrill <jason@redhat.com>
5650 * c-common.h, c-common.c: Add flag_pretty_templates.
5651 * c-opts.c (c_common_handle_option): Set it.
5652 * c.opt: Add -fno-pretty-templates.
5653 * doc/invoke.texi (C++ Dialect Options): Likewise.
5655 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
5657 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
5658 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
5659 (ia64_expand_builtin): Likewise.
5661 2009-04-07 Martin Jambor <mjambor@suse.cz>
5663 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
5664 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
5665 ADDR_EXPRS are include too.
5667 2009-04-07 Richard Guenther <rguenther@suse.de>
5669 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
5670 decls are only used if passes as parameters or if they are
5671 local statics and the call is not to a builtin.
5672 (call_may_clobber_ref_p_1): Likewise.
5674 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5676 * expr.c (do_store_flag): Remove last argument. Simplify code
5677 to avoid duplication of tests already done by can_compare_p.
5678 (expand_expr_real_1): Adjust caller.
5680 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5682 * optabs.c (can_compare_p): Test the predicate of a
5683 cbranch and cstore pattern.
5685 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5687 * expr.c (convert_move): Use emit_store_flag instead of
5690 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5692 * config/i386/i386.c (ix86_compare_emitted): Remove.
5693 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
5694 ix86_compare_op0 like ix86_compare_emitted used to be handled.
5695 * config/i386/i386.h (ix86_compare_emitted): Remove.
5696 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
5697 instead of ix86_compare_emitted.
5698 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
5700 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
5702 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
5703 Add t-sysroot-suffix to tmake_file.
5704 * config/print-sysroot-suffix.sh: New file.
5705 * config/t-sysroot-suffix: New file.
5707 2009-04-07 Ben Elliston <bje@au.ibm.com>
5709 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
5710 as the latter produces a warning when the target does not support
5713 2009-04-07 Ben Elliston <bje@au.ibm.com>
5715 * dfp.c: Replace type punning assignments with memcpy throughout.
5716 * Makefile.in (dfp.o-warn): Remove.
5718 2009-04-07 Alan Modra <amodra@bigpond.net.au>
5721 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
5722 Include soft-fp/t-softfp after rs6000/t-linux64.
5724 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
5726 * stor-layout.c (set_sizetype): Use the full precision of their
5727 machine mode for bitsize types.
5729 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
5731 * config/i386/i386.md: Revert 2 accidental checkins.
5733 2009-04-06 Joey Ye <joey.ye@intel.com>
5734 Xuepeng Guo <xuepeng.guo@intel.com>
5735 H.J. Lu <hongjiu.lu@intel.com>
5737 Atom pipeline model, tuning and insn selection.
5738 * config.gcc (atom): Add atom config options and target.
5740 * config/i386/atom.md: New.
5742 * config/i386/i386.c (atom_cost): New cost.
5743 (m_ATOM): New macro flag.
5744 (initial_ix86_tune_features): Set m_ATOM.
5745 (x86_accumulate_outgoing_args): Likewise.
5746 (x86_arch_always_fancy_math_387): Likewise.
5747 (processor_target): Add Atom cost.
5748 (cpu_names): Add Atom cpu name.
5749 (override_options): Set Atom ISA.
5750 (ix86_issue_rate): New case PROCESSOR_ATOM.
5751 (ix86_adjust_cost): Likewise.
5753 * config/i386/i386.h (TARGET_ATOM): New target macro.
5754 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
5755 (TARGET_OPT_AGU): New target option.
5756 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
5757 (processor_type): Add PROCESSOR_ATOM.
5759 * config/i386/i386.md (cpu): Add new value "atom".
5760 (use_carry, movu): New attr.
5761 (atom.md): Include atom.md.
5762 (adddi3_carry_rex64): Set attr "use_carry".
5763 (addqi3_carry): Likewise.
5764 (addhi3_carry): Likewise.
5765 (addsi3_carry): Likewise.
5766 (*addsi3_carry_zext): Likewise.
5767 (subdi3_carry_rex64): Likewise.
5768 (subqi3_carry): Likewise.
5769 (subhi3_carry): Likewise.
5770 (subsi3_carry): Likewise.
5771 (x86_movdicc_0_m1_rex64): Likewise.
5772 (*x86_movdicc_0_m1_se): Likewise.
5773 (x86_movsicc_0_m1): Likewise.
5774 (*x86_movsicc_0_m1_se): Likewise.
5775 (*adddi_1_rex64): Emit add insn as much as possible.
5776 (*addsi_1): Likewise.
5777 (return_internal): Set atom_unit.
5778 (return_internal_long): Likewise.
5779 (return_pop_internal): Likewise.
5780 (*rcpsf2_sse): Set atom_sse_attr attr.
5781 (*qrt<mode>2_sse): Likewise.
5782 (*prefetch_sse): Likewise.
5784 * config/i386/i386-c.c (ix86_target_macros_internal): New case
5786 (ix86_target_macros_internal): Likewise.
5788 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
5789 (*prefetch_sse_rex): Likewise.
5790 (sse_rcpv4sf2): Likewise.
5791 (sse_vmrcpv4sf2): Likewise.
5792 (sse_sqrtv4sf2): Likewise.
5793 (<sse>_vmsqrt<mode>2): Likewise.
5794 (sse_ldmxcsr): Likewise.
5795 (sse_stmxcsr): Likewise.
5796 (*sse_sfence): Likewise.
5797 (sse2_clflush): Likewise.
5798 (*sse2_mfence): Likewise.
5799 (*sse2_lfence): Likewise.
5800 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
5801 (<sse>_movup<ssemodesuffixf2c>): Likewise.
5802 (avx_movdqu<avxmodesuffix>): Likewise.
5803 (avx_lddqu<avxmodesuffix>): Likewise.
5804 (sse2_movntv2di): Change attr "type" to "ssemov".
5805 (sse2_movntsi): Likewise.
5806 (rsqrtv8sf2): Change attr "type" to "sseadd".
5807 (sse3_addsubv2df3): Set attr "atom_unit".
5808 (sse3_h<plusminus_insn>v4sf3): Likewise.
5809 (*sse2_pmaddwd): Likewise.
5810 (*vec_extractv2di_1_rex64): Likewise.
5811 (*vec_extractv2di_1_avx): Likewise.
5812 (sse2_psadbw): Likewise.
5813 (ssse3_phaddwv8hi3): Likewise.
5814 (ssse3_phaddwv4hi3): Likewise.
5815 (ssse3_phadddv4si3): Likewise.
5816 (ssse3_phadddv2si3): Likewise.
5817 (ssse3_phaddswv8hi3): Likewise.
5818 (ssse3_phaddswv4hi3): Likewise.
5819 (ssse3_phsubwv8hi3): Likewise.
5820 (ssse3_phsubwv4hi3): Likewise.
5821 (ssse3_phsubdv4si3): Likewise.
5822 (ssse3_phsubdv2si3): Likewise.
5823 (ssse3_phsubswv8hi3): Likewise.
5824 (ssse3_phsubswv4hi3): Likewise.
5825 (ssse3_pmaddubsw128): Likewise.
5826 (sse3_pmaddubsw: Likewise.
5827 (ssse3_palignrti): Likewise.
5828 (ssse3_palignrdi): Likewise.
5830 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
5832 * doc/install.texi (Specific): Fix two cross-references to MinGW.
5834 2009-04-06 Richard Guenther <rguenther@suse.de>
5836 PR tree-optimization/28868
5837 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
5838 of which PHI results we inserted.
5839 (insert_into_preds_of_block): Record inserted PHIs.
5840 (eliminate): Eliminate redundant PHI nodes.
5841 (init_pre): Init inserted_phi_names.
5843 2009-04-06 Richard Guenther <rguenther@suse.de>
5845 PR tree-optimization/39643
5846 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
5847 IMAGPART_EXPRs of complex constants.
5848 (execute_fold_all_builtins): If we folded a call queue
5849 TODO_update_address_taken.
5851 2009-04-06 Jan Hubicka <jh@suse.cz>
5854 * except.c (remove_unreachable_regions): Propagate may_contain_throw
5857 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
5859 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
5861 (ic_invalidate_array): Likewise.
5863 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
5865 * calls.c (emit_library_call_value_1): Fix a problem with parameter
5866 alignment for library calls.
5868 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
5870 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
5871 (mingw32 tm clause use_gcc_stdint): Set to wrap.
5872 * config/i386/mingw-stdint.h: New file.
5874 2009-04-05 Richard Guenther <rguenther@suse.de>
5876 PR tree-optimization/39648
5877 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
5878 our &A vs. &A[0] IL deficiencies.
5880 2009-04-04 Jan Hubicka <jh@suse.cz>
5882 * except.c (sjlj_find_directly_reachable_regions): Be ready for
5883 removed toplevel regions.
5884 (sjlj_mark_call_sites): Likewise.
5886 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
5888 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
5889 (cygwin tm clause use_gcc_stdint): Set to wrap.
5890 * config/i386/cygwin-stdint.h: New file.
5892 2009-04-04 Richard Guenther <rguenther@suse.de>
5894 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
5895 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
5896 single-argument PHIs if we are in loop-closed SSA form.
5897 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
5898 for the pre-condition.
5899 (slpeel_tree_peel_loop_to_edge): Likewise.
5900 (vect_build_loop_niters): Take an optional sequence to append stmts.
5901 (vect_generate_tmps_on_preheader): Likewise.
5902 (vect_do_peeling_for_loop_bound): Take extra guards for the
5904 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
5905 the cost model check.
5906 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
5907 guards if we are going to peel. Do not apply versioning in that case.
5908 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
5909 (vect_do_peeling_for_loop_bound): Likewise.
5910 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
5911 loop bound only record extra pre-conditions, do not apply loop
5914 2009-04-04 Richard Guenther <rguenther@suse.de>
5916 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
5919 2009-04-04 Jan Hubicka <jh@suse.cz>
5921 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
5922 last_basic_block for size of bb->index indexed array.
5923 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
5924 compute_out, link_btr_uses, build_btr_def_use_webs,
5925 build_btr_def_use_webs, migrate_btr_defs): Likewise.
5927 2009-04-04 Jan Hubicka <jh@suse.cz>
5929 * except.c (remove_eh_handler_and_replace): Break out from ...
5930 (remove_eh_handler): ... here.
5931 (bring_to_root): New function.
5932 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
5933 handled ones, bring others to root of tree.
5935 2009-04-04 Jan Hubicka <jh@suse.cz>
5937 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
5938 (all_phis_safe_to_merge): New function.
5939 (update_info): New structure.
5940 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
5941 (cleanup_empty_eh): Update SSA if possible.
5943 2009-04-04 Richard Guenther <rguenther@suse.de>
5945 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
5946 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
5947 (append_vuse): Likewise.
5949 2009-04-04 Jakub Jelinek <jakub@redhat.com>
5951 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
5952 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
5953 instead of REG_UNSAVED for DW_CFA_undefined.
5954 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
5955 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
5958 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
5961 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
5962 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
5963 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
5965 2009-04-04 Richard Guenther <rguenther@suse.de>
5967 PR tree-optimization/8781
5968 PR tree-optimization/37892
5969 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
5970 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
5971 (valueize_refs): Call it for *& valueizations.
5972 (shared_reference_ops_from_ref): Rename to ...
5973 (valueize_shared_reference_ops_from_ref): ... this and valueize.
5974 (shared_reference_ops_from_call): Rename to ...
5975 (valueize_shared_reference_ops_from_call): ... this and valueize.
5976 (vn_reference_lookup): Update.
5977 (visit_reference_op_call): Likewise.
5978 * tree-ssa-pre.c (phi_translate_1): Fold *&.
5979 (eliminate): Value-replace the call address in call statements.
5981 2009-04-04 Richard Guenther <rguenther@suse.de>
5983 PR tree-optimization/39636
5984 * tree-ssa-forwprop.c
5985 (forward_propagate_addr_into_variable_array_index): Check for
5986 GIMPLE_ASSIGN before accessing the rhs code.
5988 2009-04-03 Jason Merrill <jason@redhat.com>
5990 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
5992 2009-04-03 Steve Ellcey <sje@cup.hp.com>
5994 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
5995 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
5996 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
5997 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
5998 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
5999 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6000 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6001 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6002 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6003 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6004 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6005 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6006 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6007 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6008 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6009 Use fr_reg_or_fp01_operand instead of fr_register_operand
6011 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6012 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6013 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6015 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6017 PR rtl-optimization/39607
6018 PR rtl-optimization/39631
6022 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6023 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6024 instead of DF_LR_OUT.
6025 * ira-lives.c (process_bb_node_lives): Ditto.
6026 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6027 instead of DF_LR_{OUT,IN}.
6028 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6029 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6031 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6033 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6034 (execute_lower_omp): Always run but take the short way out if -fopenmp
6036 (gate_lower_omp): Remove, forcing the pass manager to always run the
6037 pass and always set PROP_gimple_lomp.
6038 (pass_lower_omp): Remove gate function.
6039 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6040 PROP_trees. Instead, require it.
6041 * ipa-cp.c (pass_ipa_cp): Likewise.
6042 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6043 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6044 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6045 and PROP_gimple_leh.
6047 2009-04-03 Richard Guenther <rguenther@suse.de>
6050 PR tree-optimization/23940
6051 PR tree-optimization/33237
6054 PR tree-optimization/36201
6055 PR tree-optimization/36230
6056 PR tree-optimization/38049
6057 PR tree-optimization/38207
6058 PR tree-optimization/38230
6059 PR tree-optimization/38301
6060 PR tree-optimization/38585
6062 PR tree-optimization/38985
6063 PR tree-optimization/39299
6064 * tree-ssa-structalias.h: Remove.
6065 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6066 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6067 (struct vuse_element_d): Remove.
6068 (struct vuse_vec_d): Likewise.
6069 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6070 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6071 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6072 VUSE_ELEMENT_VAR): Likewise.
6073 (struct voptype_d): Likewise.
6074 (NUM_VOP_FREE_BUCKETS): Likewise.
6075 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6076 (struct stmt_operands_d): Remove.
6077 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6078 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6079 VDEF_NUM, VDEF_VECT): Likewise.
6080 (copy_virtual_operands): Remove.
6081 (operand_build_cmp): Likewise.
6082 (create_ssa_artificial_load_stmt): Likewise.
6083 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6084 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6085 vuse_index and mayuse_index members. Pack and move done and iter_type
6086 members to the front.
6087 (SSA_OP_VMAYUSE): Remove.
6088 (SSA_OP_VIRTUAL_USES): Adjust.
6089 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6090 (unlink_stmt_vdef): Declare.
6091 (add_to_addressable_set): Remove.
6092 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6093 (vrp_visit_stmt): Likewise.
6094 * doc/tree-ssa.texi (Alias analysis): Update.
6095 * doc/invoke.texi (max-aliased-vops): Remove docs.
6096 (avg-aliased-vops): Likewise.
6097 * tree-into-ssa.c (syms_to_rename): Remove.
6098 (need_to_update_vops_p): Likewise.
6099 (need_to_initialize_update_ssa_p): Rename to ...
6100 (update_ssa_initialized_fn): ... this. Track function we are
6102 (symbol_marked_for_renaming): Simplify.
6103 (add_new_name_mapping): Do not set need_to_update_vops_p.
6104 (dump_currdefs): Use SYMS_TO_RENAME.
6105 (rewrite_update_stmt): Always walk all uses/defs.
6106 (dump_update_ssa): Adjust.
6107 (init_update_ssa): Take function argument. Track what we are
6109 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6110 (create_new_def_for): Initialize for cfun, assert we are initialized
6112 (mark_sym_for_renaming): Simplify.
6113 (mark_set_for_renaming): Do not initialize update-ssa.
6114 (need_ssa_update_p): Simplify. Take function argument.
6115 (name_mappings_registered_p): Assert we ask for the correct function.
6116 (name_registered_for_update_p): Likewise.
6117 (ssa_names_to_replace): Likewise.
6118 (release_ssa_name_after_update_ssa): Likewise.
6119 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6120 (dump_decl_set): Do not print a newline.
6121 (debug_decl_set): Do it here.
6122 (dump_update_ssa): And here.
6123 * tree-ssa-loop-im.c (move_computations): Adjust.
6124 (movement_possibility): Likewise.
6125 (determine_max_movement): Likewise.
6126 (gather_mem_refs_stmt): Likewise.
6127 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6129 * tree-complex.c (update_all_vops): Remove.
6130 (expand_complex_move): Adjust.
6131 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6132 Simplify test for memory referencing statement. Exclude
6133 non-invariant ADDR_EXPRs.
6134 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6135 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6136 (rdg_flag_uses): Likewise.
6137 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6139 (tree_optimize_tail_calls_1): Also split the
6140 edge from the entry block if we have degenerate PHI nodes in
6141 the first basic block.
6142 * tree.c (init_ttree): Remove memory-tag related code.
6143 (tree_code_size): Likewise.
6144 (tree_node_structure): Likewise.
6145 (build7_stat): Re-write to be build6_stat.
6146 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6147 (SSA_VAR_P): Adjust.
6148 (struct tree_memory_tag): Remove.
6149 (struct tree_memory_partition_tag): Likewise.
6150 (union tree_node): Adjust.
6151 (build7): Re-write to be build6.
6152 * tree-pass.h (pass_reset_cc_flags): Remove.
6153 (TODO_update_address_taken): New flag.
6154 (pass_simple_dse): Remove.
6155 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6156 * params.h (MAX_ALIASED_VOPS): Remove.
6157 (AVG_ALIASED_VOPS): Likewise.
6158 * omp-low.c (expand_omp_taskreg): Update SSA form.
6159 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6160 aliases the lhs in a copy stmt.
6161 * tree-ssa-dse.c (struct address_walk_data): Remove.
6162 (memory_ssa_name_same): Likewise.
6163 (memory_address_same): Likewise.
6164 (get_kill_of_stmt_lhs): Likewise.
6165 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6166 unused stores. Look through PHI nodes into post-dominated regions.
6167 (dse_optimize_stmt): Simplify. Properly remove stores.
6168 (tree_ssa_dse): Compute dominators.
6169 (execute_simple_dse): Remove.
6170 (pass_simple_dse): Likewise.
6171 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6172 gimple_loaded_syms and gimple_stored_syms computation.
6173 * toplev.c (dump_memory_report): Dump alias and pta stats.
6174 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6175 (vn_reference_eq): Likewise.
6176 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6177 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6178 valueize_vuses): Remove.
6179 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6180 (get_def_ref_stmt_vuse): ... this.
6181 (vn_reference_lookup_2): New function.
6182 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6183 walking equivalent vuses. Simplify.
6184 (vn_reference_lookup): Likewise.
6185 (vn_reference_insert): Likewise.
6186 (vn_reference_insert_pieces): Likewise.
6187 (visit_reference_op_call): Simplify.
6188 (visit_reference_op_load): Likewise.
6189 (visit_reference_op_store): Likewise.
6190 (init_scc_vn): Remove shared_lookup_vuses initialization.
6191 (free_scc_vn): Remove shared_lookup_vuses freeing.
6192 (sort_vuses, sort_vuses_heap): Remove.
6193 (get_ref_from_reference_ops): Export.
6194 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6195 vector with single vuse pointer.
6196 (vn_reference_lookup_pieces, vn_reference_lookup,
6197 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6198 (shared_vuses_from_stmt): Remove.
6199 (get_ref_from_reference_ops): Declare.
6200 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6201 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6202 memory-tag related code.
6203 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6204 (likely_value): Add comment, skip static-chain of call statements.
6205 (surely_varying_stmt_p): Adjust.
6206 (gimplify_and_update_call_from_tree): Likewise.
6207 (execute_fold_all_builtins): Do not rebuild alias info.
6208 (gimplify_and_update_call_from_tree): Properly update VOPs.
6209 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6210 (copy_ref_info): Remove memory-tag related code.
6211 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6212 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6213 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6215 * tree-ssa-dom.c (gimple_p): Remove typedef.
6216 (eliminate_redundant_computations): Adjust.
6217 (record_equivalences_from_stmt): Likewise.
6218 (avail_expr_hash): Likewise.
6219 (avail_expr_eq): Likewise.
6220 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6221 (stmt_makes_single_load): Likewise.
6222 (stmt_makes_single_store): Likewise.
6223 * tree-ssa-alias.c: Rewrite completely.
6224 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6225 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6226 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6227 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6228 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6229 Remove public functions.
6230 (pass_reset_cc_flags): Remove.
6231 (pass_build_alias): Move ...
6232 * tree-ssa-structalias.c (pass_build_alias): ... here.
6233 * tree-ssa-alias.c (may_be_aliased): Move ...
6234 * tree-flow-inline.h (may_be_aliased): ... here.
6235 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6236 count_uses_and_derefs): Move ...
6237 * gimple.c: ... here.
6238 * gimple.h (count_uses_and_derefs): Declare.
6239 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6240 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6241 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6242 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6243 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6244 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6245 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6247 * tree-dfa.c (refs_may_alias_p): Move ...
6248 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6249 * tree-ssa-alias.h: New file.
6250 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6251 (statement_sink_location): Likewise.
6252 * opts.c (decode_options): Do not adjust max-aliased-vops or
6253 avg-aliased-vops values.
6254 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6255 (TV_CALL_CLOBBER): Likewise.
6256 (TV_FLOW_SENSITIVE): Likewise.
6257 (TV_FLOW_INSENSITIVE): Likewise.
6258 (TV_MEMORY_PARTITIONING): Likewise.
6259 (TV_ALIAS_STMT_WALK): New timevar.
6260 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6261 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6262 (get_address_description): Remove memory-tag related code.
6263 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6264 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6265 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6266 and immediate uses in statements. Document.
6267 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6268 (dump_symbols): Remove.
6269 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6270 * alias.c (get_deref_alias_set): New function split out from ...
6271 (get_alias_set): ... here.
6272 * alias.h (get_deref_alias_set): Declare.
6273 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6274 type parameter. Remove restrict pointer handling. Create a
6275 ref-all pointer in case type-based alias sets do not conflict.
6276 (vect_analyze_data_refs): Remove SMT related code.
6277 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6278 (vectorizable_load): Likewise.
6279 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6280 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6281 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6282 Ignore vops and SMTs.
6283 (dr_analyze_alias): Likewise..
6284 (free_data_ref): Likewise.
6285 (create_data_ref): Likewise.
6286 (analyze_all_data_dependences): Likewise.
6287 (get_references_in_stmt): Adjust.
6288 * tree-flow-inline.h (gimple_aliases_computed_p,
6289 gimple_addressable_vars, gimple_call_clobbered_vars,
6290 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6291 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6292 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6293 gimple_mem_ref_stats): Remove.
6294 (gimple_vop): New function.
6295 (op_iter_next_use): Remove vuses and mayuses cases.
6296 (op_iter_next_def): Remove vdefs case.
6297 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6298 (clear_and_done_ssa_iter): Do not set removed fields.
6299 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6300 Assert we are not iterating over vuses or vdefs if not also
6301 iterating over uses or defs.
6302 (op_iter_init_use): Likewise.
6303 (op_iter_init_def): Likewise.
6304 (op_iter_next_vdef): Remove.
6305 (op_iter_next_mustdef): Likewise.
6306 (op_iter_init_vdef): Likewise.
6307 (compare_ssa_operands_equal): Likewise.
6308 (link_use_stmts_after): Handle vuse operand.
6309 (is_call_used): Use is_call_clobbered.
6310 (is_call_clobbered): Global variables are always call clobbered,
6311 query the call-clobbers bitmap.
6312 (mark_call_clobbered): Ignore global variables.
6313 (clear_call_clobbered): Likewise.
6314 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6315 virtual operands sanity check.
6316 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6318 (TARGET_MEM_REF): Remove TMR_TAG operand.
6319 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6320 Remove call-clobber related code.
6321 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6322 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
6323 partitions or escape reason.
6324 (get_single_def_stmt, get_single_def_stmt_from_phi,
6325 get_single_def_stmt_with_phi): Remove.
6326 (dump_referenced_vars): Tidy.
6327 (get_ref_base_and_extent): Allow bare decls.
6328 (collect_dfa_stats): Adjust.
6329 * graphite.c (rename_variables_in_stmt): Adjust.
6330 (graphite_copy_stmts_from_block): Likewise.
6331 (translate_clast): Likewise.
6332 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
6334 (translate_vuse_through_block): Use the oracle.
6335 (phi_translate_1): Adjust.
6336 (value_dies_in_block_x): Use the oracle. Cache the outcome
6338 (valid_in_sets): Check if the VUSE for
6339 a REFERENCE is available.
6340 (eliminate): Do not remove stmts during elimination,
6341 instead queue and remove them afterwards.
6342 (do_pre): Do not rebuild alias info.
6343 (pass_pre): Run TODO_rebuild_alias before PRE.
6344 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
6345 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
6346 (mark_all_v_defs_stmt): Remove.
6347 (mark_all_v_defs_seq): Adjust.
6348 (sra_replace): Likewise.
6349 (scalarize_use): Likewise.
6350 (scalarize_copy): Likewise.
6351 (scalarize_init): Likewise.
6352 (scalarize_ldst): Likewise.
6353 (todoflags): Remove.
6354 (tree_sra): Do not rebuild alias info.
6355 (tree_sra_early): Adjust.
6356 (pass_sra): Run TODO_update_address_taken before SRA.
6357 * tree-predcom.c (set_alias_info): Remove.
6358 (prepare_initializers_chain): Do not call it.
6359 (mark_virtual_ops_for_renaming): Adjust.
6360 (mark_virtual_ops_for_renaming_list): Remove.
6361 (initialize_root_vars): Adjust.
6362 (initialize_root_vars_lm): Likewise.
6363 (prepare_initializers_chain): Likewise.
6364 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
6365 (may_propagate_copy_into_stmt): Likewise.
6366 (merge_alias_info): Do nothing for now.
6367 (propagate_tree_value_into_stmt): Adjust.
6368 (stmt_may_generate_copy): Likewise.
6369 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
6370 not mark symbols for renaming.
6371 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
6372 with the same statement, make sure to update the new pointed-to one.
6373 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
6374 call statements, do not mark symbols for renaming.
6375 (mark_operand_necessary): Dump something.
6376 (ref_may_be_aliased): New function.
6377 (mark_aliased_reaching_defs_necessary_1): New helper function.
6378 (mark_aliased_reaching_defs_necessary): Likewise.
6379 (mark_all_reaching_defs_necessary_1): Likewise.
6380 (mark_all_reaching_defs_necessary): Likewise.
6381 (propagate_necessity): Do not process virtual PHIs. For
6382 non-aliased loads mark all reaching definitions as necessary.
6383 For aliased loads and stores mark the immediate dominating
6384 aliased clobbers as necessary.
6385 (visited): New global static.
6386 (perform_tree_ssa_dce): Free visited bitmap after propagating
6388 (remove_dead_phis): Perform simple dead virtual PHI removal.
6389 (remove_dead_stmt): Properly unlink virtual operands when
6391 (eliminate_unnecessary_stmts): Schedule PHI removal after
6393 * tree-ssa-ter.c (is_replaceable_p): Adjust.
6394 (process_replaceable): Likewise.
6395 (find_replaceable_in_bb): Likewise.
6396 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
6397 based on the single gimple vop.
6398 (verify_flow_insensitive_alias_info): Remove.
6399 (verify_flow_sensitive_alias_info): Likewise.
6400 (verify_call_clobbering): Likewise.
6401 (verify_memory_partitions): Likewise.
6402 (verify_alias_info): Likewise.
6403 (verify_ssa): Adjust..
6404 (execute_update_addresses_taken): Export. Update SSA
6405 manually. Optimize only when optimizing. Use a local bitmap.
6406 (pass_update_address_taken): Remove TODO_update_ssa, add
6408 (pass_update_address_taken): Just use TODO_update_address_taken.
6409 (init_tree_ssa): Do not initialize addressable_vars.
6410 (verify_ssa): Verify new VUSE / VDEF properties.
6411 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
6412 Do not call verify_alias_info.
6413 (delete_tree_ssa): Clear the VUSE, VDEF operands.
6414 Do not free the loaded and stored syms bitmaps. Reset the escaped
6415 and callused solutions. Do not free addressable_vars.
6416 Remove memory-tag related code.
6417 (warn_uninitialized_var): Aliases are always available.
6418 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
6419 * lambda-code.c (can_put_in_inner_loop): Adjust.
6420 (can_put_after_inner_loop): Likewise.
6421 (perfect_nestify): Likewise.
6422 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
6423 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
6424 (vectorizable_conversion): Do not mark symbols for renaming.
6425 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
6426 (expand_call_inline): Unlink the calls virtual operands before
6428 (tree_function_versioning): Do not call update_ssa if we are not
6429 updating clones. Simplify.
6430 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
6431 (propagate_with_phi): Likewise..
6432 * tree-outof-ssa.c (create_temp): Remove memory tag and call
6433 clobber code. Assert we are not aliased or global.
6434 * tree-flow.h: Include tree-ssa-alias.h
6435 (enum escape_type): Remove.
6436 (struct mem_sym_stats_d): Likewise.
6437 (struct mem_ref_stats_d): Likewise.
6438 (struct gimple_df): Add vop member. Remove global_var,
6439 call_clobbered_vars, call_used_vars, addressable_vars,
6440 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
6441 escaped and callused members.
6442 (struct ptr_info_def): Remove all members, add points-to solution
6444 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
6445 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
6446 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
6447 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
6448 (tree-ssa-alias.o): Likewise.
6449 (toplev.o): Add tree-ssa-alias.h
6450 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
6451 * gimple.c (gimple_set_bb): Fix off-by-one error.
6452 (is_gimple_reg): Do not handle memory tags.
6453 (gimple_copy): Also copy virtual operands.
6454 Delay updating the statement. Do not reset loaded and stored syms.
6455 (gimple_set_stored_syms): Remove.
6456 (gimple_set_loaded_syms): Likewise.
6457 (gimple_call_copy_skip_args): Copy the virtual operands
6458 and mark the new statement modified.
6459 * tree-ssa-structalias.c (may_alias_p): Remove.
6460 (set_uids_in_ptset): Take the alias set to prune with as
6461 parameter. Fold in the alias test of may_alias_p.
6462 (compute_points_to_sets): Compute whether a ptr is dereferenced
6464 (process_constraint): Deal with &ANYTHING on the lhs, reject all
6465 other ADDRESSOF constraints on the lhs.
6466 (get_constraint_for_component_ref): Assert that we don't get
6467 ADDRESSOF constraints from the base of the reference.
6468 Properly generate UNKNOWN_OFFSET for DEREF if needed.
6469 (struct variable_info): Remove collapsed_to member.
6470 (get_varinfo_fc): Remove.
6471 (new_var_info): Do not set collapsed_to.
6472 (dump_constraint): Do not follow cycles.
6473 (dump_constraint_graph): Likewise.
6474 (build_pred_graph): Likewise.
6475 (build_succ_graph): Likewise.
6476 (rewrite_constraints): Likewise.
6477 (do_simple_structure_copy): Remove.
6478 (do_rhs_deref_structure_copy): Remove.
6479 (do_lhs_deref_structure_copy): Remove.
6480 (collapse_rest_of_var): Remove.
6481 (do_structure_copy): Re-implement.
6482 (pta_stats): New global variable.
6483 (dump_pta_stats): New function.
6484 (struct constraint_expr): Make offset signed.
6485 (UNKNOWN_OFFSET): Define special value.
6486 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
6487 (solution_set_expand): New helper function split out from ...
6488 (do_sd_constraint): ... here.
6489 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
6490 (do_ds_constraint): Likewise.
6491 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
6492 and CALLUSED = *CALLUSED.
6493 (set_union_with_increment): Make inc argument signed.
6494 (type_safe): Remove.
6495 (get_constraint_for_ptr_offset): Handle unknown and negative
6497 (first_vi_for_offset): Handle offsets before start. Bail
6498 out early for offsets beyond the variable extent.
6499 (first_or_preceding_vi_for_offset): New function.
6500 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
6501 Together with ESCAPED = *ESCAPED this properly computes reachability.
6502 (find_what_var_points_to): New function.
6503 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
6504 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
6505 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
6506 pt_solutions_intersect): New functions.
6507 (compute_call_used_vars): Remove.
6508 (compute_may_aliases): New main entry into PTA computation.
6509 * gimple.h (gimple_p): New typedef.
6510 (struct gimple_statement_base): Remove references_memory_p.
6511 (struct gimple_statement_with_memory_ops_base): Remove
6512 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
6514 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
6515 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
6516 gimple_set_references_memory): Remove.
6517 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
6518 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
6520 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
6521 (verify_expr): Allow RESULT_DECL.
6522 (gimple_duplicate_bb): Do not copy virtual operands.
6523 (gimple_duplicate_sese_region): Adjust.
6524 (gimple_duplicate_sese_tail): Likewise.
6525 (mark_virtual_ops_in_region): Remove.
6526 (move_sese_region_to_fn): Do not call it.
6527 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
6528 and pass_simple_dse.
6529 (execute_function_todo): Handle TODO_update_address_taken,
6530 call execute_update_addresses_taken for TODO_rebuild_alias.
6531 (execute_todo): Adjust.
6532 (execute_one_pass): Init dump files early.
6533 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
6535 (create_general_new_stmt): Clear vops.
6536 * tree-ssa-reassoc.c (get_rank): Adjust.
6537 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
6538 symbols for renaming.
6539 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
6540 (PARAM_AVG_ALIASED_VOPS): Likewise.
6541 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
6542 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
6543 * tree-ssa-operands.c: Simplify for new virtual operand representation.
6544 (operand_build_cmp, copy_virtual_operands,
6545 create_ssa_artificial_load_stmt, add_to_addressable_set,
6546 gimple_add_to_addresses_taken): Remove public functions.
6547 (unlink_stmt_vdef): New function.
6549 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6551 * config.gcc (powerpc-*-linux*): Merge variants.
6553 2009-04-02 Chao-ying Fu <fu@mips.com>
6554 James Grosbach <james.grosbach@microchip.com>
6556 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
6557 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
6559 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
6560 keep_interrupts_masked_p, use_debug_exception_return_p.
6561 (mips_attribute_table): Add interrupt, use_shadow_register_set,
6562 keep_interrupts_masked, use_debug_exception_return.
6563 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
6564 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
6566 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
6567 (mips_print_operand): Process COP0 registers to print $0 .. $31
6568 correctly for GAS to process.
6569 (mips_interrupt_extra_call_saved_reg_p): New function.
6570 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
6572 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6573 (mips_compute_frame_info): Add supports for interrupt context that
6574 includes doubleword accumulators and COP0 registers.
6575 (mips_for_each_saved_acc): New function.
6576 (mips_for_each_saved_gpr_and_fpr): Change the function name from
6577 mips_for_each_saved_reg.
6578 (mips_save_reg): Save accumulators.
6579 (mips_kernel_reg_p): A new for_each_rtx callback.
6580 (mips_expand_prologue): Support interrupt handlers.
6581 (mips_restore_reg): Restore accumulators.
6582 (mips_expand_epilogue): Support interrupt handlers.
6583 (mips_can_use_return_insn): Return false for interrupt handlers.
6584 (mips_epilogue_uses): New function.
6585 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
6586 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
6587 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
6588 cop0_move): New instructions.
6589 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
6590 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
6592 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
6594 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
6595 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
6596 interrupt handlers, we use K0 as the temporary register.
6597 (EPILOGUE_USES): Change to a function call.
6598 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
6599 handlers, we use K0 as the temporary register.
6601 * doc/extend.texi (Function Attributes): Document interrupt,
6602 use_shadow_register_set, keep_interrupts_masked,
6603 use_debug_exception_return for MIPS attributes.
6605 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6607 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
6608 Remove a number of t-files from tmake_file.
6609 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
6610 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
6611 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
6612 target_prototype, not TARGET_PROTOTYPE.
6613 (LINK_OS_GNU_SPEC): Define.
6614 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
6615 and darwin-ldoubdle.c.
6617 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6620 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
6621 (cpp_options): Ditto.
6622 (default_compilers): Ditto.
6623 (display_help): Ditto.
6624 (process_command): Ditto.
6626 (set_input): Use lbasename instead of duplicate code.
6627 (save_temps_prefix): New static for -save-temps=obj.
6628 (save_temps_length): Ditto.
6630 * doc/invoke.texi (-save-temps=obj): Document new variant to
6633 2009-04-02 Jeff Law <law@redhat.com>
6635 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
6638 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6640 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
6641 * configure: Regenerated.
6643 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6645 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
6646 share the argument list.
6648 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6652 2009-02-12 Diego Novillo <dnovillo@google.com>
6654 * varpool.c (debug_varpool): New.
6655 * cgraph.h (debug_varpool): Declare.
6657 2009-04-02 Jan Hubicka <jh@suse.cz>
6659 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
6662 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6664 * config/i386/i386.c (ix86_abi): Move initialization to ...
6665 (override_options): Here.
6667 2009-04-02 Christian Bruel <christian.bruel@st.com>
6669 * config/sh/sh.c (sh_dwarf_register_span): New function.
6670 (TARGET_DWARF_REGISTER_SPAN): Define.
6671 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
6673 2009-04-02 Ira Rosen <irar@il.ibm.com>
6675 PR tree-optimization/39595
6676 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
6677 interleaved loads group is not greater than the SLP group size.
6679 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6681 * builtins.c (is_builtin_name): New.
6682 (called_as_built_in): Use is_builtin_name.
6683 * tree.h (is_builtin_name): New.
6684 * varasm.c (incorporeal_function_p): Use is_builtin_name
6686 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
6688 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
6690 2009-04-02 Dodji Seketeli <dodji@redhat.com>
6693 * c-decl.c (clone_underlying_type): Move this ...
6694 * c-common.c (set_underlying_type): ... here.
6695 Also, make sure the function properly sets TYPE_STUB_DECL() on
6696 the newly created typedef variant type.
6697 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
6698 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
6701 2009-04-02 Richard Guenther <rguenther@suse.de>
6703 PR tree-optimization/37221
6704 * tree-flow.h (degenerate_phi_result): Declare.
6705 * tree-ssa-dom.c (degenerate_phi_result): Export.
6706 * tree-scalar-evolution.c (analyze_initial_condition): If
6707 the initial condition is defined by a degenerate PHI node
6708 use the degenerate value.
6710 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
6712 PR rtl-optimization/39588
6713 * combine.c (merge_outer_ops): Do not set the constant when this
6715 (simplify_shift_const_1): Do not modify it either in this case.
6717 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
6719 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
6720 tuning is deprecated if -mtune value is set to an Itanium1 variant.
6722 2009-04-01 Janis Johnson <janis187@us.ibm.com>
6725 * c-lex.c (interpret_float): Default (no suffix) is double.
6727 2009-04-1 Xinliang David Li <davidxl@google.com>
6729 * config/i386/i386.c (legitimate_constant_p): Recognize
6730 all one vector constant.
6732 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6734 * config/vax/vax.c: Add #includes to silence warnings.
6735 Change #include order to silence two warnings.
6737 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6739 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
6740 (ASM_SPEC): Pass -k to the assembler for PIC code.
6742 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6744 * config.gcc: Add vax-*-linux* to the switch.
6745 * config/vax/linux.h: New file. (TARGET_VERSION,
6746 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
6748 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6750 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
6751 Use predicate macros instead of GET_CODE() == foo.
6752 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
6753 ashlsi3, rotrsi3, <unnamed>): Likewise.
6755 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6757 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
6758 jbbccihi, jbbccisi): Remova trailing whitespace.
6759 * config/vax/constraints.md: Likewise.
6760 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6761 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
6762 * config/vax/predicates.md: Likewise.
6763 * config/vax/vax.c (print_operand_address, vax_output_int_move,
6764 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
6765 * config/vax/vax.h: Likewise.
6766 * config/vax/vax.md (nonlocal_goto): Likewise.
6768 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6770 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
6771 (indirectable_address_p, adjacent_operands_p): Add spaces around
6773 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
6775 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6777 * config/vax/vax.c (legitimate_constant_address_p,
6778 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
6779 index_term_p, reg_plus_index_p, legitimate_address_p,
6780 vax_mode_dependent_address_p): Update comments to match functions
6781 modified by the recent int->bool conversion.
6783 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6785 * config/vax/builtins.md: Update copyright message.
6786 * config/vax/constraints.md: Likewise.
6787 * config/vax/netbsd-elf.h: Likewise.
6788 * config/vax/predicates.md: Likewise.
6789 * config/vax/vax-protos.h: Likewise.
6790 * config/vax/vax.c: Likewise.
6791 * config/vax/vax.h: Likewise.
6792 * config/vax/vax.md: Likewise.
6793 * config/vax/vax.opt: Likewise.
6795 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6797 * config/vax/builtins.md (ffssi2, ffssi2_internal,
6798 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
6799 * config/vax/constraints.md (B, R): Likewise.
6800 * config/vax/predicates.md (external_memory_operand,
6801 nonimmediate_addsub_di_operand): Likewise.
6802 * config/vax/vax.c (vax_output_int_add): Likewise.
6803 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
6804 untyped_call): Likewise.
6806 2009-04-01 Matt Thomas <matt@3am-software.com>
6808 * config/vax/predicates.md: New file.
6809 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
6810 external_const_operand, nonsymbolic_operand, external_memory_operand,
6811 indirect_memory_operand, indexed_memory_operand,
6812 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
6813 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
6815 * config/vax/constraints.md: New file.
6816 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
6818 * config/vax/builtins.md: New file.
6819 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
6820 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
6822 * config/vax/vax.opt (mqmath): Add option.
6823 * config/vax/vax.md (isfx): Extend with DI.
6824 (VAXintQH, VAXintQHSD): Define.
6825 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
6826 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
6827 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
6828 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
6829 (movdi): Update constraints and use vax_output_int_move().
6830 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
6831 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
6832 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
6833 nonlocal_goto): New.
6834 (mov<mode>): Extend accepted operand types.
6835 (subdi3_old): Rename from subdi3, change update constraints and use
6836 a new implementation.
6837 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
6838 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
6839 MOVE_RATIO, CLEAR_RATIO): Define.
6840 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
6841 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
6842 (PRINT_OPERAND): Redefine using a function instead of inlined code.
6843 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
6844 (split_quadword_operands): Make static and really allow variable
6846 (print_operand_address): Update for PIC generation.
6847 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
6848 indexable_address_p, fixup_mathdi_operand,
6849 vax_expand_addsub_di_operands, adjacent_operands_p): New.
6850 (vax_float_literal, legitimate_constant_p,
6851 indirectable_constant_address_p, index_term_p,
6852 reg_plus_index_p): Return bool instead of int.
6853 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
6855 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
6857 (vax_output_conditional_branch): Indent.
6858 (legitimate_constant_address_p, indirectable_constant_address_p,
6859 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
6860 vax_mode_dependent_address_p): Return bool instead of int, update for
6862 * config/vax/vax-protos.h (legitimate_constant_address_p,
6863 legitimate_constant_p, legitimate_address_p,
6864 vax_mode_dependent_address_p): Change declaration to bool.
6865 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
6866 vax_expand_addsub_di_operands, vax_output_int_subtract,
6867 vax_output_movmemsi): Declare.
6868 (split_quadword_operands, vax_float_literal): Delete declaration.
6869 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
6870 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
6871 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
6872 ASM_OUTPUT_DWARF_PCREL): Define.
6873 (ASM_SPEC): Change definition to allow PIC generation.
6875 2009-04-01 Steve Ellcey <sje@cup.hp.com>
6877 * doc/sourcebuild.texi: Update front-end requirements.
6879 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6882 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
6883 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
6884 (booldi3_internal3): Use boolean_or_operator instead of
6887 2009-04-01 Joseph Myers <joseph@codesourcery.com>
6890 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
6891 declarator whose size is not an integer constant expression but
6892 folds to an integer constant, then treat it as a constant
6895 2009-04-01 Richard Guenther <rguenther@suse.de>
6897 * fold-const.c (fold_plusminus_mult_expr): Do not fold
6898 i * 4 + 2 to (i * 2 + 1) * 2.
6900 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6903 * c-parser.c (c_parser_asm_statement): Skip until close paren and
6904 return if c_parser_asm_string_literal returned NULL.
6906 2009-04-01 Nick Clifton <nickc@redhat.com>
6908 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
6910 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
6911 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
6912 other typedefs to avoid conflicts with libgcc2.c. Define labels
6913 to gain 16-bit bit-manipulation functions from libgcc2.c and then
6915 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
6916 to gain 16-bit trapping arithmetic functions from libgcc2.c and
6919 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
6921 * varasm.c (default_function_rodata_section): Declare DOT as
6924 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
6925 Andrey Galkin <agalkin@hypercom.com>
6928 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
6929 Make object_name unique for each process.
6931 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6934 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
6935 addressable variables in the parallel that could go out of scope while
6936 running queued tasks.
6938 2009-04-01 Anatoly Sokolov <aesok@post.ru>
6940 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
6941 (CASE_VALUES_THRESHOLD): Redefine.
6942 * config/avr/avr.c (avr_override_options): Remove initialization of
6943 avr_case_values_threshold variable.
6944 (avr_case_values_threshold): Remove variable. Add new function.
6945 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
6946 * config/avr/avr.opt (mno-tablejump): Remove option.
6947 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
6949 2009-04-01 DJ Delorie <dj@redhat.com>
6951 * varasm.c (default_function_rodata_section): Don't assume
6952 anything about where the first '.' in the section name is.
6954 2009-04-01 Alan Modra <amodra@bigpond.net.au>
6956 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
6957 rs6000_emit_stack_tie.
6959 2009-03-31 Ian Lance Taylor <iant@google.com>
6961 * tree-eh.c (tree_remove_unreachable_handlers): Compare
6962 gimple_code with GIMPLE_RESX, not RESX.
6964 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6966 * c-common.c (c_get_ident): New.
6967 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
6969 2009-04-01 Ben Elliston <bje@au.ibm.com>
6971 * config/rs6000/sysv4.opt (msdata): Improve option description.
6973 2009-03-31 Steve Ellcey <sje@cup.hp.com>
6975 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
6976 (divdf3_internal_lat): Remove.
6977 (divxf3_internal_lat): Remove.
6978 (divxf3_internal_thr): Remove.
6979 (divxf): Use divxf3_internal.
6980 * config/ia64/div.md (divsf3_internal_lat): New.
6981 (divdf3_internal_lat): New.
6982 (divxf3_internal): New.
6984 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6987 * Makefile.in (USE_GCC_STDINT): Define.
6988 (stmp-int-hdrs): Install stdint.h if applicable.
6989 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
6991 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
6992 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
6993 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
6994 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6995 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6996 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6997 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6998 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6999 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7000 (c_common_nodes_and_builtins): Initialize
7001 underlying_wchar_type_node. Do not initialize
7002 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7003 nodes for new types.
7004 (c_stddef_cpp_builtins): Define macros for new types.
7005 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7007 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7008 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7009 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7010 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7011 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7012 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7013 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7014 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7015 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7016 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7017 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7018 int16_type_node, int32_type_node, int64_type_node,
7019 uint8_type_node, uint16_type_node, c_uint32_type_node,
7020 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7021 int_least32_type_node, int_least64_type_node,
7022 uint_least8_type_node, uint_least16_type_node,
7023 uint_least32_type_node, uint_least64_type_node,
7024 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7025 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7026 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7027 uintptr_type_node): Define.
7028 * c-cppbuiltin.c (builtin_define_constants,
7029 builtin_define_type_minmax): New.
7030 (builtin_define_stdint_macros): Define more macros.
7031 (c_cpp_builtins): Define more limit macros.
7033 (builtin_define_type_max): Define in terms of
7034 builtin_define_type_minmax. Remove is_long parameter. All
7036 * config.gcc (use_gcc_stdint): Define.
7037 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7038 Add newlib-stdint.h for generic targets.
7039 * config/glibc-stdint.h, config/newlib-stdint.h,
7040 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7041 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7042 * config/score/score.h (UINTPTR_TYPE): Define.
7043 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7044 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7045 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7046 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7047 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7048 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7049 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7050 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7051 * config/spu/spu.h (STDINT_LONG32): Define.
7052 * configure.ac (use_gcc_stdint): Substitute.
7053 * configure: Regenerate.
7054 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7055 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7056 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7057 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7058 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7059 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7060 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7061 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7062 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7063 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7064 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7065 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7066 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7067 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7068 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7069 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7070 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7071 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7072 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7073 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7074 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7075 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7076 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7077 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7078 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7079 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7080 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7081 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7082 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7084 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7086 * loop-iv.c (suitable_set_for_replacement): Renamed from
7087 simplify_using_assignment; changed to return bool and to accept new
7088 args DEST and SRC. Return true iff we find a source/destination pair
7089 that can be used to make a replacement, and fill SRC and DEST if so.
7090 Remove arg ALTERED. Don't deal with altered regs here. All callers
7092 (simplify_using_initial_values): Deal with altered regs here and track
7093 more precisely the effect they have on the validity of our expression.
7095 * loop-iv.c (simplify_using_condition): A condition of the form
7096 (EQ REG CONST) can be used to simply make a substitution.
7097 (simplify_using_initial_values): Keep track of conditions we have seen
7098 and keep using them to simplify new expressions, while applying the
7099 same substitutions to them as to the expression.
7101 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7102 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7105 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7106 changed. Use this when trying to improve the upper bound.
7107 Generate the comparison by using simplify_gen_relational.
7109 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7111 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7113 (simplify_using_assignment, simplify_using_initial_values): Call
7114 replace_in_expr to make replacements. Call replace_single_def_regs
7115 once on the initial version of the expression.
7117 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7120 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7122 2009-03-31 Richard Guenther <rguenther@suse.de>
7125 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7126 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7128 2009-03-31 Richard Guenther <rguenther@suse.de>
7130 * tree.h (div_if_zero_remainder): Declare.
7131 * fold-const.c (div_if_zero_remainder): Export.
7132 * tree-ssa-forwprop.c
7133 (forward_propagate_addr_into_variable_array_index): Handle
7134 constant array index addition outside of the variable index.
7136 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7139 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7140 define_splits, floatunssi<mode>2): Require x87 conversions from
7141 DImode to be permitted.
7143 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7145 PR preprocessor/15638
7146 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7148 2009-03-31 Richard Guenther <rguenther@suse.de>
7152 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7153 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7154 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7155 a separate statement.
7156 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7157 (lookup_tmp_var): Likewise.
7158 (is_gimple_formal_tmp_or_call_rhs): Remove.
7159 (is_gimple_reg_or_call_rhs): Rename to ...
7160 (is_gimple_reg_rhs_or_call): ... this.
7161 (is_gimple_mem_or_call_rhs): Rename to ...
7162 (is_gimple_mem_rhs_or_call): ... this.
7163 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7164 DECL_GIMPLE_REG_P only if is_formal is true.
7165 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7166 for non-proper post-modify expression gimplification.
7167 (gimplify_self_mod_expr): For post-modify expressions gimplify
7168 the lvalue to a minimal lvalue.
7169 (rhs_predicate_for): Remove formal temp case.
7170 (gimplify_modify_expr_rhs): Likewise.
7171 (gimplify_addr_expr): Use is_gimple_reg.
7172 (gimplify_expr): Remove formal temp cases.
7173 (gimple_regimplify_operands): Likewise.
7174 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7175 and FILTER_EXPR like constants.
7176 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7178 (is_gimple_formal_tmp_rhs): Remove.
7179 (is_gimple_reg_rhs): Remove special casing.
7180 (is_gimple_mem_rhs): Fix.
7181 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7182 (is_gimple_formal_tmp_var): Remove.
7183 (is_gimple_formal_tmp_reg): Likewise.
7184 (is_gimple_min_lval): Allow invariant component ref parts.
7185 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7186 is_gimple_formal_tmp_reg): Remove declarations.
7187 * tree-cfg.c (verify_expr): Verify that variables with address
7188 taken do not have DECL_GIMPLE_REG_P set.
7189 * tree-mudflap.c (mf_build_check_statement_for): Use
7190 force_gimple_operand instead of gimplify_expr.
7192 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7194 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7195 schedulable rows to compute_split_row.
7197 2009-03-31 Ben Elliston <bje@au.ibm.com>
7200 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7203 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7205 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7206 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7207 * configure: Regenerate.
7208 * config.in: Regenerate.
7209 * config/rs6000/rs6000.opt (mtls-markers): Add.
7210 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7211 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7212 (tls_ld_aix, tls_ld_sysv): Likewise.
7213 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7214 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7216 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7218 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7220 2009-03-30 Jan Hubicka <jh@suse.cz>
7222 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7224 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7225 detection and label handling.
7227 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7229 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7230 left_conflicts_size.
7231 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7232 ALLOCNO_LEFT_CONFLICTS_SIZE.
7234 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7235 remove_allocno_from_bucket_and_push,
7236 allocno_spill_priority_compare, push_allocnos_to_stack,
7237 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7238 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7239 (setup_allocno_left_conflicts_num): Ditto. Rename to
7240 setup_allocno_left_conflicts_size.
7241 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7242 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7243 setup_allocno_left_conflicts_size instead of
7244 setup_allocno_left_conflicts_num.
7246 * ira-build.c (ira_create_allocno): Use
7247 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7248 ALLOCNO_LEFT_CONFLICTS_NUM.
7250 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7252 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7253 instead of DF_LR_OUT.
7255 * ira-lives.c (process_bb_node_lives): Ditto.
7257 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7258 instead of DF_LR_{OUT,IN}.
7260 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7262 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7264 2009-03-30 Jan Hubicka <jh@suse.cz>
7266 * except.c (label_to_region_map): Fix thinko.
7268 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7271 * tree.h (tree_find_value): New declaration.
7272 * tree.c (tree_find_value): New function.
7273 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7275 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7278 * c-decl.c (struct c_binding): Add locus field.
7279 (bind): Add locus argument, set locus field from it.
7280 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7281 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7282 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7283 implicitly_declare, undeclared_variable, lookup_label,
7284 declare_label, c_make_fname_decl, c_builtin_function,
7285 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7288 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7291 * config/i386/i386.c (classify_argument): Check total size of
7294 2009-03-30 Martin Jambor <mjambor@suse.cz>
7296 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7297 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7298 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7301 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7302 seen_variable_array_ref while also traversing a union.
7304 * tree-inline.c (optimize_inline_calls): Do not call
7305 cgraph_node_remove_callees.
7306 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7307 (pass_remove_cgraph_callee_edges): New variable.
7308 * passes.c (init_optimization_passes): Add
7309 pass_remove_cgraph_callee_edges after early inlining and before all
7310 late intraprocedural passes.
7312 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7314 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7316 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7319 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7321 * combine.c (simplify_comparison): Use have_insn_for.
7322 * dojump.c (do_jump): Likewise.
7324 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7326 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
7327 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
7328 sparc_compare_op0 like sparc_compare_emitted used to be handled.
7329 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
7330 instead of sparc_compare_emitted.
7331 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
7332 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
7333 instead of sparc_compare_emitted.
7335 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7337 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
7338 enter/exit cfglayout mode.
7339 (pass_partition_block): Require it.
7340 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
7341 (combine_instructions): Track basic blocks instead of labels.
7342 (update_cfg_for_uncondjump): New.
7343 (try_combine): Use it. Update jumps after rescanning.
7344 (pass_combine): Require PROP_cfglayout.
7345 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
7347 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7349 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
7350 Provide/destroy PROP_cfglayout respectively.
7351 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
7352 * tree-pass.h (PROP_cfglayout): New.
7354 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7356 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
7357 fold_convert_const_fixed_from_fixed,
7358 fold_convert_const_fixed_from_int,
7359 fold_convert_const_fixed_from_real, fold_negate_const): Do not
7360 set TREE_CONSTANT_OVERFLOW.
7361 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
7362 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
7364 2009-03-30 Ira Rosen <irar@il.ibm.com>
7366 * tree-vect-loop-manip.c: New file.
7367 * tree-vectorizer.c: Update documentation and included files.
7368 (vect_loop_location): Make extern.
7369 (rename_use_op): Move to tree-vect-loop-manip.c
7370 (rename_variables_in_bb, rename_variables_in_loop,
7371 slpeel_update_phis_for_duplicate_loop,
7372 slpeel_update_phi_nodes_for_guard1,
7373 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
7374 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
7375 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
7376 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
7377 find_loop_location): Likewise.
7378 (new_stmt_vec_info): Move to tree-vect-stmts.c.
7379 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
7380 get_vectype_for_scalar_type, vect_is_simple_use,
7381 supportable_widening_operation, supportable_narrowing_operation):
7383 (bb_in_loop_p): Move to tree-vect-loop.c.
7384 (new_loop_vec_info, destroy_loop_vec_info,
7385 reduction_code_for_scalar_code, report_vect_op,
7386 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
7387 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
7388 (vect_supportable_dr_alignment): Likewise.
7389 * tree-vectorizer.h (tree-data-ref.h): Include.
7390 (vect_loop_location): Declare.
7391 Reorganize function declarations according to the new file structure.
7392 * tree-vect-loop.c: New file.
7393 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
7394 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
7395 * tree-vect-data-refs.c: New file.
7396 * tree-vect-patterns.c (timevar.h): Don't include.
7397 * tree-vect-stmts.c: New file.
7398 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
7399 tree-vect-slp.c, tree-vect-loop.c.
7400 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
7401 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
7402 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
7403 (tree-vect-analyze.o): Remove.
7404 (tree-vect-transform.o): Likewise.
7405 (tree-vect-data-refs.o): Add rule.
7406 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
7407 tree-vect-slp.o): Likewise.
7408 (tree-vect-patterns.o): Remove redundant dependencies.
7409 (tree-vectorizer.o): Likewise.
7410 * tree-vect-slp.c: New file.
7412 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7414 * optc-gen.awk: Warn if an option flag has multiple different
7417 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
7419 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
7420 -floop-block): Document dependences on PPL, CLooG and Graphite.
7422 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7424 PR rtl-optimization/323
7425 * c-common.c (c_fully_fold, convert_and_check,
7426 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
7427 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
7428 * c-common.def (EXCESS_PRECISION_EXPR): New.
7429 * c-cppbuiltin.c (builtin_define_float_constants): Define
7430 constants with enough digits for long double.
7431 * c-lex.c (interpret_float): Interpret constant with excess
7432 precision where appropriate.
7433 * c-opts.c (c_common_post_options): Set
7434 flag_excess_precision_cmdline. Give an error for
7435 -fexcess-precision=standard for C++ for processors where the
7436 option is significant.
7437 * c-parser.c (c_parser_conditional_expression): Handle excess
7438 precision in condition.
7439 * c-typeck.c (convert_arguments): Handle arguments with excess
7441 (build_unary_op): Move excess precision outside operation.
7442 (build_conditional_expr): Likewise.
7443 (build_compound_expr): Likewise.
7444 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
7445 (build_modify_expr): Handle excess precision in RHS.
7446 (convert_for_assignment): Handle excess precision in converted
7448 (digest_init, output_init_element, process_init_element): Handle
7449 excess precision in initializer.
7450 (c_finish_return): Handle excess precision in return value.
7451 (build_binary_op): Handle excess precision in operands and add
7452 excess precision as needed for operation.
7453 * common.opt (-fexcess-precision=): New option.
7454 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
7455 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
7456 For standard excess precision, output explicit conversion to and
7457 truncation from XFmode.
7458 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
7459 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
7460 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
7461 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
7462 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
7463 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
7464 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
7465 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
7466 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
7467 define_splits, sqrt<mode>2): Disable where appropriate for
7468 standard excess precision.
7469 * convert.c (convert_to_real): Do not shorten arithmetic to type
7470 for which excess precision would be used.
7471 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
7472 * doc/invoke.texi (-fexcess-precision=): Document option.
7473 (-mfpmath=): Correct index entry.
7474 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
7475 flag_excess_precision): New.
7476 * langhooks.c (lhd_post_options): Set
7477 flag_excess_precision_cmdline.
7478 * opts.c (common_handle_option): Handle -fexcess-precision=.
7479 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
7480 init_excess_precision): New.
7481 (lang_dependent_init_target): Call init_excess_precision.
7482 * tree.c (excess_precision_type): New.
7483 * tree.h (excess_precision_type): Declare.
7485 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7488 * c-typeck.c (build_component_ref): Do not copy qualifiers from
7489 non-lvalue to component.
7491 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7493 PR preprocessor/34695
7494 * Makefile.in (c-opts.o): Depend on c-tree.h.
7495 * c-common.c: Move down include of diagnostic.h.
7496 (done_lexing, c_cpp_error): New.
7497 * c-common.h (done_lexing): Declare.
7498 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
7500 * c-opts.c: Include c-tree.h.
7501 (c_common_init_options): Set preprocessor error callback.
7502 (c_common_handle_option): Do not set preprocessor
7503 inhibit_warnings, warnings_are_errors, warn_system_headers,
7504 pedantic_errors or inhibit_warnings flags.
7505 (c_common_post_options): Do not check cpp_errors (parse_in).
7506 (c_common_finish): Do not output dependencies if there were
7507 errors. Do not check return value of cpp_finish.
7508 * c-ppoutput.c (pp_file_change): Set input_location.
7509 * c-tree.h (c_cpp_error): Declare.
7510 * diagnostic.c (diagnostic_set_info_translated): Also initialize
7512 (diagnostic_build_prefix): Check override_column.
7513 * diagnostic.h (diagnostic_info): Add override_column field.
7514 (diagnostic_override_column): Define.
7516 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
7518 * c-common.c (c_expand_expr, c_staticp): Remove.
7519 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
7520 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
7521 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
7522 * c-gimplify.c (gimplify_compound_literal_expr,
7523 optimize_compound_literals_in_ctor): Remove.
7524 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
7525 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
7526 * c-semantics.c (emit_local_var): Remove.
7528 * langhooks-def.h (lhd_expand_expr): Remove.
7529 * langhooks.c (lhd_expand_expr): Remove.
7530 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
7532 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
7533 handling from c-semantics.c; don't call into langhook.
7534 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
7535 * gimplify.c (gimplify_compound_literal_expr,
7536 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
7537 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
7538 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
7539 as was done in c-gimplify.c.
7540 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
7541 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
7542 Move from c-common.h.
7543 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
7545 * tree.c (staticp): Do not call langhook.
7546 * langhooks.c (lhd_staticp): Delete.
7547 * langhooks-def.h (lhd_staticp): Delete prototype.
7548 (LANG_HOOKS_STATICP): Delete.
7549 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
7551 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
7552 instead of DECL_STMTs.
7554 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7562 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
7564 (fold_call_expr): Return a NOP_EXPR from folding rather than the
7565 contained expression.
7566 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
7567 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
7568 conditional expressions for C.
7569 (decl_constant_value_for_optimization): Move from
7570 decl_constant_value_for_broken_optimization in c-typeck.c. Check
7571 whether optimizing and that the expression is a VAR_DECL not of
7572 array type instead of doing such checks in the caller. Do not
7573 check pedantic. Call gcc_unreachable for C++.
7574 * c-common.def (C_MAYBE_CONST_EXPR): New.
7575 * c-common.h (c_fully_fold, c_save_expr,
7576 decl_constant_value_for_optimization): New prototypes.
7577 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7578 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7579 EXPR_INT_CONST_OPERANDS): Define.
7580 * c-convert.c (convert): Strip nops from expression.
7581 * c-decl.c (groktypename): Take extra parameters expr and
7582 expr_const_operands. Update call to grokdeclarator.
7583 (start_decl): Update call to grokdeclarator. Add statement for
7584 expressions used in type of decl.
7585 (grokparm): Update call to grokdeclarator.
7586 (push_parm_decl): Update call to grokdeclarator.
7587 (build_compound_literal): Add parameter non_const and build a
7588 C_MAYBE_COSNT_EXPR if applicable.
7589 (grokdeclarator): Take extra parameters expr and
7590 expr_const_operands. Track expressions used in declaration
7591 specifiers and declarators. Fold array sizes and track whether
7592 they are constant expressions and whether they are integer
7593 constant expressions.
7594 (parser_xref_tag): Set expr and expr_const_operands fields in
7596 (grokfield): Update call to grokdeclarator.
7597 (start_function): Update call to grokdeclarator.
7598 (build_null_declspecs): Set expr and expr_const_operands fields in
7600 (declspecs_add_type): Handle expressions in typeof specifiers.
7601 * c-parser.c (c_parser_declspecs): Set expr and
7602 expr_const_operands fields for declaration specifiers.
7603 (c_parser_enum_specifier): Likewise.
7604 (c_parser_struct_or_union_specifier): Likewise.
7605 (c_parser_typeof_specifier): Likewise. Update call to
7606 groktypename. Fold expression as needed. Return expressions with
7607 type instead of adding statements.
7608 (c_parser_attributes): Update calls to c_parser_expr_list.
7609 (c_parser_statement_after_labels): Fold expression before passing
7610 to objc_build_throw_stmt.
7611 (c_parser_condition): Fold expression.
7612 (c_parser_asm_operands): Fold expression.
7613 (c_parser_conditional_expression): Use c_save_expr. Update call
7614 to build_conditional_expr.
7615 (c_parser_alignof_expression): Update call to groktypename.
7616 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
7617 original_code. Fold expression argument of va_arg. Create
7618 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
7619 argument to va_arg. Update calls to groktypename. Fold array
7620 index for offsetof. Verify that first argument to
7621 __builtin_choose_expr has integer type.
7622 (c_parser_postfix_expression_after_paren_type): Update calls to
7623 groktypename and build_compound_literal. Handle expressions with
7624 side effects in type name.
7625 (c_parser_postfix_expression_after_primary): Update call to
7626 c_parser_expr_list. Set original_code for calls to
7627 __builtin_constant_p.
7628 (c_parser_expr_list): Take extra parameter fold_p. Fold
7629 expressions if requested.
7630 (c_parser_objc_type_name): Update call to groktypename.
7631 (c_parser_objc_synchronized_statement): Fold expression.
7632 (c_parser_objc_receiver): Fold expression.
7633 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
7634 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
7635 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
7636 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
7637 (struct c_typespec): Add elements expr and expr_const_operands.
7638 (struct c_declspecs): Add elements expr and expr_const_operands.
7639 (groktypename, build_conditional_expr, build_compound_literal):
7641 (in_late_binary_op): Declare.
7642 * c-typeck.c (note_integer_operands): New function.
7643 (in_late_binary_op): New variable.
7644 (decl_constant_value_for_broken_optimization): Move to c-common.c
7645 and rename to decl_constant_value_for_optimization.
7646 (default_function_array_conversion): Do not strip nops.
7647 (default_conversion): Do not call
7648 decl_constant_value_for_broken_optimization.
7649 (build_array_ref): Do not fold result.
7650 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
7651 result when operand is a VLA.
7652 (c_expr_sizeof_type): Update call to groktypename. Handle
7653 expressions included in type name. Use C_MAYBE_CONST_EXPR for
7654 result when operand names a VLA type.
7655 (build_function_call): Update call to build_compound_literal.
7656 Only fold result for calls to __builtin_* functions. Strip
7657 NOP_EXPR from INTEGER_CST returned from such functions. Fold
7658 the function designator.
7659 (convert_arguments): Fold arguments. Update call to
7660 convert_for_assignment.
7661 (build_unary_op): Handle increment and decrement of
7662 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
7663 decrement earlier. Fold operand of increment and decrement.
7664 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
7665 built for integer operand. Wrap returns that are INTEGER_CSTs
7666 without being integer constant expressions or that have integer
7667 constant operands without being INTEGER_CSTs.
7668 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
7669 (build_conditional_expr): Add operand ifexp_bcp. Track whether
7670 result is an integer constant expression or can be used in
7671 unevaluated parts of one and avoid folding and wrap as
7672 appropriate. Fold operands before possibly doing -Wsign-compare
7674 (build_compound_expr): Wrap result for C99 if operands can be used
7675 in integer constant expressions.
7676 (build_c_cast): Update call to digest_init. Do not ignore
7677 overflow from casting floating-point constants to integers. Wrap
7678 results that could be confused with integer constant expressions,
7679 null pointer constants or floating-point constants.
7680 (c_cast_expr): Update call to groktypename. Handle expressions
7681 included in type name.
7682 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
7683 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
7684 Update calls to convert_for_assignment.
7685 (convert_for_assignment): Take new parameter
7686 null_pointer_constant. Do not strip nops or call
7687 decl_constant_value_for_broken_optimization. Set
7688 in_late_binary_op for conversions to boolean.
7689 (store_init_value): Update call to digest_init.
7690 (digest_init): Take new parameter null_pointer_constant. Do not
7691 call decl_constant_value_for_broken_optimization. pedwarn for
7692 initializers not constant expressions. Update calls to
7693 convert_for_assignment.
7694 (constructor_nonconst): New.
7695 (struct constructor_stack): Add nonconst element.
7696 (really_start_incremental_init, push_init_level, pop_init_level):
7697 Handle constructor_nonconst and nonconst element.
7698 (set_init_index): Call constant_expression_warning for array
7700 (output_init_element): Fold value. Set constructor_nonconst as
7701 applicable. pedwarn for initializers not constant expressions.
7702 Update call to digest_init. Call constant_expression_warning
7703 where constant initializers are required.
7704 (process_init_element): Use c_save_expr.
7705 (c_finish_goto_ptr): Fold expression.
7706 (c_finish_return): Fold return value. Update call to
7707 convert_for_assignment.
7708 (c_start_case): Fold switch expression.
7709 (c_process_expr_stmt): Fold expression.
7710 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
7711 ensure statement expression is not evaluated in constant expression.
7712 (build_binary_op): Track whether results are integer constant
7713 expressions or may occur in such, disable folding and wrap results
7714 as applicable. Fold operands for -Wsign-compare warnings unless
7716 (c_objc_common_truthvalue_conversion): Handle results folded to
7717 integer constants that are not integer constant expressions.
7718 * doc/extend.texi: Document when typeof operands are evaluated,
7719 that condition of __builtin_choose_expr is an integer constant
7720 expression, and more about use of __builtin_constant_p in
7723 2009-03-29 Richard Guenther <rguenther@suse.de>
7725 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
7726 propagate addresses of array references.
7728 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
7730 * regmove.c (perhaps_ends_bb_p): Remove.
7731 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
7732 from INSN and check that the main loop stays within that basic block.
7733 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
7734 (regmove_forward_pass): Split out from regmove_optimize. Use
7735 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
7736 (regmove_backward_pass): Split out from regmove_optimize. Use
7737 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
7738 (regmove_optimize): Simplify.
7740 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7743 * config/i386/i386.c (classify_argument): Ignore flexible array
7744 member in struct and warn ABI change.
7746 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7748 * config/i386/i386-protos.h (ix86_agi_dependent): New.
7750 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
7751 (ix86_adjust_cost): Updated.
7753 2009-03-29 Jan Hubicka <jh@suse.cz>
7756 * tree-pass.h (pass_cleanup_eh): New function.
7757 (remove_unreachable_regions): Break code handling RTL
7758 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
7759 that can not be reached by runtime.
7760 (can_be_reached_by_runtime): New function.
7761 (label_to_region_map): New function.
7762 (num_eh_regions): New function.
7763 (rtl_remove_unreachable_regions): New function.
7764 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
7765 (remove_eh_region): New function.
7766 * except.h: Include sbitmap and vecprim.
7767 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
7768 num_eh_regions): Declare.
7769 * passes.c (init_optimization_passes): Schedule cleanup_eh.
7770 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
7771 * tree-eh.c (tree_remove_unreachable_handlers): New function.
7772 (tree_empty_eh_handler_p): New function.
7773 (cleanup_empty_eh): New function.
7774 (cleanup_eh): New function.
7775 (pass_cleanup_eh): New function.
7777 2009-03-29 Jan Hubicka <jh@suse.cz>
7779 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
7780 for removed regions.
7782 2009-03-29 Jan Hubicka <jh@suse.cz>
7784 * except.c (dump_eh_tree): Dump all datastructures.
7786 2009-03-29 Jan Hubicka <jh@suse.cz>
7788 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
7789 (duplicate_eh_regions_1): Likewise.
7790 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
7791 vector; call EH verification.
7792 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
7793 Be ready for region being removed.
7795 2009-03-29 Jan Hubicka <jh@suse.cz>
7797 * bitmap.c (bitmap_last_set_bit): New function.
7798 * bitmap.h (bitmap_last_set_bit): Declare.
7800 2009-03-29 David Ayers <ayers@fsfe.org>
7803 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
7804 by calling objc_compare_types and surpress warnings about
7805 incompatible C pointers that are compatible ObjC pointers.
7807 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
7809 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
7810 call initialize_inline_failed.
7811 (initialize_inline_failed): Move it from here ...
7812 * cgraph.c (initialize_inline_failed): ... to here.
7813 (cgraph_create_edge): Call initialize_inline_failed rather than
7814 setting inline_failed directly.
7816 2009-03-29 Ben Elliston <bje@au.ibm.com>
7819 * sysv4.opt (msdata): Improve comment.
7820 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
7821 * sysv4.h (SVR4_ASM_SPEC): Likewise.
7823 2009-03-29 Ben Elliston <bje@au.ibm.com>
7826 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
7827 load and store attributes.
7829 2009-03-29 Ben Elliston <bje@au.ibm.com>
7831 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
7832 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
7833 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
7834 * doc/extend.texi (X86 Built-in Functions): Add index entries for
7835 __builtin_infq and __builtin_huge_valq.
7837 2009-03-28 Anatoly Sokolov <aesok@post.ru>
7839 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
7841 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7842 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
7844 2009-03-28 Xinliang David Li <davidxl@google.com>
7846 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
7847 (do_dbg_cnt): New function.
7849 2009-03-28 Jan Hubicka <jh@suse.cz>
7851 Merge from pretty-ipa:
7853 2009-03-27 Jan Hubicka <jh@suse.cz>
7855 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
7856 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
7857 * passes.c (function_called_by_processed_nodes_p): New.
7858 * ipa-pure-const.c (check_call): Fix handling of operands.
7859 (analyze_function): Dump debug output for skipped bodies.
7860 (local_pure_const): Use function_called_by_processed_nodes_p.
7861 * dwarf2out.c (reference_to_unused): Use output.
7862 * passes.c (do_per_function_toporder): Likewise.
7864 2008-11-12 Jan Hubicka <jh@suse.cz>
7866 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
7867 * ipa-pure-const.c (funct_state_d): Add can throw field; make
7868 state_set_in_source enum
7869 (check_decl): Ignore memory tags; do not set fake looping flags;
7871 (check_operand, check_tree, check_rhs_var, check_lhs_var,
7872 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
7873 (check_call, analyze_function): Rewrite.
7875 (add_new_function): Update call of analyze_function.
7876 (generate_summary): Add call of analyze_function.
7877 (propagate): Propagate can_throw; handle state_set_in_source correctly.
7878 (local_pure_const): New function.
7879 (pass_local_pure_const): New pass.
7880 * ipa-inline.c (inline_transform): Set after_inlining.
7881 * tree-eh.c (stmt_can_throw_external): New.
7882 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
7883 work with aliasing built.
7884 * tree-flow.h (stmt_can_throw_external): New.
7885 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
7886 and local pure/const pass in early and late optimization queue.
7888 2009-03-28 Martin Jambor <mjambor@suse.cz>
7890 * fold-const.c (get_pointer_modulus_and_residue): New parameter
7892 (fold_binary): Allow function decl aligment consideration is the
7893 second argument is integer constant one.
7894 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
7895 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
7896 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
7898 2009-03-28 Jan Hubicka <jh@suse.cz>
7900 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
7901 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
7902 * function.h (rtl_data): Add nothrow flag.
7903 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
7904 set DECL_NOTHROW for AVAILABLE functions.
7906 2009-03-28 Jakub Jelinek <jakub@redhat.com>
7908 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
7909 following vector keyword has expansion starting with pixel or bool
7910 keyword, expand vector to __vector and pixel or bool to __pixel or
7914 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
7915 warn_if_disallowed_function_p): Removed.
7916 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
7917 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
7918 warning_if_disallowed_function_p.
7919 * flags.h (warn_if_disallowed_function_p,
7920 warn_disallowed_functions): Removed.
7921 * common.opt (Wdisallowed-function-list=): Removed.
7922 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
7924 2009-03-28 Richard Guenther <rguenther@suse.de>
7926 PR tree-optimization/38723
7927 * tree-ssa-pre.c (compute_avail): Add all default definitions to
7930 2009-03-28 Jan Hubicka <jh@suse.cz>
7932 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
7933 test introduced by my previous patch.
7935 2009-03-28 Richard Guenther <rguenther@suse.de>
7937 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
7938 the PHIs value undefined.
7940 2009-03-28 Jan Hubicka <jh@suse.cz>
7942 * tree-pass.h (pass_fixup_cfg): New pass.
7943 * ipa-inline.c (inline_transform): Set
7944 always_inline_functions_inlined/after_inlining.
7945 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
7946 (pass_fixup_cfg): New pass.
7947 * passes.c (init_optimization_passes): Add fixup_cfg.
7949 2009-03-28 Richard Guenther <rguenther@suse.de>
7951 PR tree-optimization/38458
7952 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
7953 argument use the arguments copy-of value.
7955 2009-03-28 Richard Guenther <rguenther@suse.de>
7957 PR tree-optimization/38180
7958 * tree-ssa-ccp.c (get_default_value): Simplify.
7959 (likely_value): Likewise.
7960 (surely_varying_stmt_p): Properly handle VOP case.
7961 (ccp_initialize): Likewise.
7962 (ccp_fold): Handle propagating through *&.
7963 (fold_const_aggregate_ref): Also handle decls.
7965 2009-03-28 Jan Hubicka <jh@suse.cz>
7967 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
7968 * cgraph.h (cgraph_node): Likewise.
7969 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
7970 (cgraph_reset_node): Use process flag.
7971 (cgraph_mark_functions_to_output): Likewise.
7972 (cgraph_expand_function): Likewise.
7973 (cgraph_expand_all_functions): Likewise.
7974 (cgraph_output_in_order): Likewise.
7975 * dwarf2out.c (reference_to_unused): Likewise.
7976 * passes.c do_per_function_toporder): Likewise.
7978 2009-03-28 Jan Hubicka <jh@suse.cz>
7980 Bring from lto-branch:
7982 2008-09-03 Doug Kwan <dougkwan@google.com>
7984 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
7985 enums instead of reason strings.
7986 * cgraph.c (cgraph_create_edge): Same.
7987 (cgraph_inline_failed_string): New function.
7988 * cgraph.h (cgraph_inline_failed_t): New enum type.
7989 (cgraph_inline_failed_string): New prototype.
7990 (struct cgraph_edge): Change type of INLINED_FAILED from constant
7991 char pointer to cgraph_inline_failed_t.
7992 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
7993 (cgraph_default_inline_p): Ditto.
7994 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
7995 to cgraph_inline_failed_t pointer.
7996 * cif-code.def: New file.
7997 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
7999 (cgraph_check_inline_limits): Change type of REASON to pointer to
8000 cgraph_inline_failed_t. Replace reason strings with enums.
8001 (cgraph_default_inline_p): Ditto.
8002 (cgraph_recursive_inlining_p): Ditto.
8003 (update_caller_keys): Change type of FAILED_REASON to
8004 cgraph_inline_failed_t.
8005 (cgraph_set_inline_failed): Change type of REASON to pointer to
8006 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8007 convert enums to strings for text output.
8008 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8009 to be of type cgraph_inline_failed_t. Replace reason strings with
8010 enums. Call cgraph_inline_failed_string to covert enums
8011 to strings for text output.
8012 (cgraph_decide_inlining): Replace reason strings with enums.
8013 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8014 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8016 * tree-inline.c (expand_call_inline): Change type of REASON
8017 to cgraph_inline_failed_t. Replace reason strings with enums.
8018 Call cgraph_inline_failed_string for text output.
8019 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8022 2009-03-28 Jan Hubicka <jh@suse.cz>
8024 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8025 cgraph_clone_node): Remove master clone handling.
8026 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8027 * cgraph.h (master_clone): Remove.
8028 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8029 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8030 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8032 2009-03-28 Jan Hubicka <jh@suse.cz>
8034 * cgraph.c (cgraph_function_body_availability): Functions declared
8035 inline are always safe to assume that it is not going to be replaced.
8037 2009-03-28 Richard Guenther <rguenther@suse.de>
8039 PR tree-optimization/38513
8040 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8041 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8042 EXC_PTR_EXPR and FILTER_EXPR.
8043 (get_ref_from_reference_ops): Likewise.
8045 2009-03-28 Richard Guenther <rguenther@suse.de>
8047 PR tree-optimization/38968
8048 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8049 Use FLOOR_MOD_EXPR to compute misalignment.
8051 2009-03-28 Richard Guenther <rguenther@suse.de>
8053 PR tree-optimization/37795
8054 * tree.h (combine_comparisons): Declare.
8055 * fold-const.c (combine_comparisons): Export.
8056 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8058 (ifcombine_iforif): Use combine_comparisons.
8060 2009-03-28 Jan Hubicka <jh@suse.cz>
8062 * tree-eh.c (inlinable_call_p): New function.
8063 (make_eh_edges): Use it.
8064 (verify_eh_edges): Use it.
8065 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8066 * except.c (reachable_next_level): Add inlinable_function argument
8067 (sjlj_find_directly_reachable_regions): Update.
8068 (add_reachable_handler): Do not set saw_any_handlers.
8069 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8070 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8071 Add new inlinable call parameter.
8072 (can_throw_internal, can_throw_external): Update.
8073 * except.h (can_throw_internal_1, can_throw_external_1,
8074 foreach_reachable_handler): Update declaration.
8076 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8078 * config/arm/t-arm-coff, config/h8300/coff.h,
8079 config/i386/i386-aout.h, config/i386/i386-coff.h,
8080 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8081 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8082 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8083 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8084 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8085 sys-types.h: Remove.
8086 * Makefile.in: Remove protoize and fixproto support and references
8088 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8089 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8091 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8092 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8093 unprotoize$(exeext).
8094 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8095 (.PHONY): Don't depend on proto.
8096 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8097 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8098 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8099 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8100 build/gen-protos.o, build/scan.o, xsys-protos.h,
8101 build/fix-header$(build_exeext), build/fix-header.o,
8102 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8103 stmp-install-fixproto): Remove.
8104 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8105 SYSCALLS.c or fixproto files.
8106 (install-common): Don't install protoize.
8107 (install-headers-tar, install-headers-cpio, install-headers-cp):
8108 Don't depend on $(STMP_FIXPROTO).
8109 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8110 install fixproto files or write out fixproto settings.
8111 (uninstall): Don't uninstall protoize.
8112 * config.gcc (use_fixproto): Remove.
8113 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8114 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8115 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8116 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8117 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8118 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8119 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8120 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8121 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8122 * config/t-vxworks (STMP_FIXPROTO): Remove.
8123 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8124 STMP_FIXPROTO): Remove.
8125 * config.in, configure: Regenerate.
8126 * crtstuff.c (gid_t, uid_t): Don't undefine.
8127 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8128 (arm-*-coff, arm-*-aout: Remove target entries.
8129 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8130 Remove mention of AIX 4.1.
8131 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8132 * doc/invoke.texi (Running Protoize): Remove.
8133 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8134 (Protoize Caveats): Remove.
8135 * tsystem.h: Update comments on headers assumed to exist.
8137 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8139 * genautomata.c: Add a new year to the copyright. Add a new
8141 (struct insn_reserv_decl): Add comments for member bypass_list.
8142 (find_bypass): Remove.
8143 (insert_bypass): New.
8144 (process_decls): Use insert_bypass.
8145 (output_internal_insn_latency_func): Output all bypasses with the
8146 same input insn in one switch case.
8148 * rtl.def (define_bypass): Describe bypass choice.
8149 * doc/md.texi (define_bypass): Ditto.
8151 2009-03-27 Richard Guenther <rguenther@suse.de>
8153 * gimplify.c (mark_addressable): Export.
8154 * tree-flow.h (mark_addressable): Declare.
8155 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8156 * tree-ssa.c (verify_phi_args): Verify that address taken
8157 variables have TREE_ADDRESSABLE set.
8159 2009-03-27 Richard Guenther <rguenther@suse.de>
8161 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8162 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8163 Do not mark decls TREE_ADDRESSABLE.
8164 (build_fold_addr_expr): Adjust.
8165 (fold_addr_expr): Remove.
8166 (fold_unary): Use build_fold_addr_expr.
8167 (fold_comparison): Likewise.
8168 (split_address_to_core_and_offset): Likewise.
8169 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8171 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8172 (gimplify_modify_expr_to_memcpy): Mark source and destination
8174 * omp-low.c (create_omp_child_function): Mark the object decl
8176 (lower_rec_input_clauses): Mark the var we take the address of
8178 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8180 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8183 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8184 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8186 2009-03-27 Richard Guenther <rguenther@suse.de>
8188 PR tree-optimization/39120
8189 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8191 (handle_lhs_call): Process return constraints. Add escape
8192 constraints if necessary.
8193 (handle_const_call): Fill out return constraints. Make nested
8194 case more precise. Avoid consttmp if possible.
8195 (handle_pure_call): Fill out return constraints. Avoid
8196 callused if possible.
8197 (find_func_aliases): Simplify call handling.
8199 2009-03-27 Richard Guenther <rguenther@suse.de>
8201 PR tree-optimization/39120
8202 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8203 as a representative.
8204 (solve_graph): Do propagate CALLUSED.
8205 (handle_pure_call): Use a scalar constraint from CALLUSED for
8207 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8210 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8213 * c-common.c (handle_aligned_attribute): Properly check alignment
8214 overflow. Use (1U << i) instead of (1 << i).
8216 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8218 * expr.h (get_mem_align_offset): Updated.
8220 * tree.h (tree_decl_common): Change align to "unsigned int" and
8221 move it before pointer_alias_set.
8223 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8224 Jakub Jelinek <jakub@redhat.com>
8227 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8228 gr_register_operand with gr_reg_or_0_operand.
8229 (cmpxchg_rel_di): Likewise.
8230 (sync_lock_test_and_set<mode>): Likewise.
8232 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8234 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8235 (true_regnum): Likewise.
8237 * rtlanal.c (subreg_info): Moved to ...
8238 * rtl.h (subreg_info): Here. New.
8239 (subreg_get_info): New.
8241 * rtlanal.c (subreg_get_info): Make it extern.
8243 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8246 * config/i386/i386.c (ix86_abi): New.
8247 (override_options): Handle -mabi=.
8248 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8249 (ix86_call_abi_override): Likewise.
8250 (init_cumulative_args): Likewise.
8251 (function_arg_advance): Likewise.
8252 (function_arg_64): Likewise.
8253 (function_arg): Likewise.
8254 (ix86_pass_by_reference): Likewise.
8255 (ix86_function_value_regno_p): Likewise.
8256 (ix86_build_builtin_va_list_abi): Likewise.
8257 (setup_incoming_varargs_64): Likewise.
8258 (is_va_list_char_pointer): Likewise.
8259 (ix86_init_machine_status): Likewise.
8260 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8261 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8262 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8263 (ix86_function_abi): Make it static and return enum calling_abi.
8264 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8266 (ix86_fn_abi_va_list): Updated.
8268 * config/i386/i386.h (ix86_abi): New.
8269 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8270 (CONDITIONAL_REGISTER_USAGE): Likewise.
8271 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8272 (machine_function): Likewise.
8274 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8276 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8277 (STACK_BOUNDARY): Likewise.
8278 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8280 * config/i386/i386.opt (mabi=): New.
8282 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8283 return enum calling_abi.
8284 (ix86_function_type_abi): Likewise.
8285 (ix86_function_abi): Removed.
8287 * doc/invoke.texi: Document -mabi= option for x86.
8289 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8291 * builtins.c (real_dconstp): Delete.
8292 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8294 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8295 Jakub Jelinek <jakub@redhat.com>
8298 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8299 (gen_subprogram_die): When a function is explicit, generate the
8300 DW_AT_explicit attribute.
8301 * langhooks.h (struct lang_hooks_for_decls): Add
8302 function_decl_explicit_p langhook.
8303 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8304 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8306 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8308 * builtins.c (fold_builtin_memory_op): Optimize memmove
8309 into memcpy if we can prove source and destination don't overlap.
8311 * tree-inline.c: Include gt-tree-inline.h.
8312 (clone_fn_id_num): New variable.
8313 (clone_function_name): New function.
8314 (tree_function_versioning): Use it.
8315 * Makefile.in (GTFILES): Add tree-inline.c.
8317 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8319 * BASE-VER: Change to 4.5.0.
8321 2009-03-27 Xinliang David Li <davidxl@google.com>
8323 PR tree-optimization/39557
8324 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
8326 2009-03-27 Xinliang David Li <davidxl@google.com>
8328 PR tree-optimization/39548
8329 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
8332 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8334 * c-common.c (pointer_int_sum): Use %wd on return from
8337 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8339 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
8340 on return from tree_low_cst.
8342 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
8345 * ginclude/stdarg.h (va_copy): Define also for
8346 __GXX_EXPERIMENTAL_CXX0X__.
8348 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8351 * builtins.h (c_strlen): Do not warn here.
8352 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8353 * c-common.c (pointer_int_sum): Take an explicit location.
8354 Warn about offsets out of bounds.
8355 * c-common.h (pointer_int_sum): Adjust declaration.
8357 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8359 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
8362 2009-03-26 Jakub Jelinek <jakub@redhat.com>
8365 * opts.c (warn_if_disallowed_function_p): Don't assume
8366 get_callee_fndecl must return non-NULL.
8368 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
8370 PR rtl-optimization/39522
8371 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
8372 when reg_reloaded_valid is set.
8374 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8376 * config/spu/divv2df3.c: New file.
8377 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
8378 (DPBIT_FUNCS): Filter out _div_df.
8380 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
8382 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
8383 a jump insn, count that jump in the distance to the loop start.
8385 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
8388 * config/sh/sh.c (calc_live_regs): Fix condition for global
8389 registers except PIC_OFFSET_TABLE_REGNUM.
8391 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
8394 * doc/invoke.texi (-mconsole): New.
8398 (-mnop-fun-dllimport): New.
8402 (sub section "i386 and x86-64 Windows Options"): New.
8404 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
8406 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
8407 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
8409 2009-03-25 Richard Guenther <rguenther@suse.de>
8412 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
8415 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
8417 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
8418 neither of haifa/selective schedulers are working.
8420 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8422 * doc/invoke.texi (Debugging Options): Fix description of
8423 -fno-merge-debug-strings.
8425 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
8427 * config/cris/libgcc.ver: New version-script.
8428 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
8430 * configure.ac <GAS features, nop mnemonic>: Add pattern
8431 crisv32-*-* for "nop".
8432 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
8433 * configure: Regenerate.
8435 2009-03-24 Ira Rosen <irar@il.ibm.com>
8437 PR tree-optimization/39529
8438 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8439 mark_sym_for_renaming for the tag copied to the new vector
8442 2009-03-24 Arthur Loiret <aloiret@debian.org>
8444 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
8445 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
8446 EXTRA_SPEC_FUNCTIONS.
8447 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
8448 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
8449 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
8450 -march and -mtune options.
8452 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
8454 * config/m68k/t-rtems: Add m5329 multilib.
8456 2009-03-24 Dodji Seketeli <dodji@redhat.com>
8457 Jakub Jelinek <jakub@redhat.com>
8460 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
8463 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8466 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
8467 instead of c_parser_expression_conv, if original_code isn't one of the
8468 4 allowed comparison codes, fail.
8470 2009-03-23 Richard Guenther <rguenther@suse.de>
8472 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
8473 * tree.h (struct tree_type): Likewise.
8474 * reload.h (struct insn_chain): Likewise.
8475 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
8476 * function.h (struct function): Likewise.
8477 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
8479 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8481 PR tree-optimization/39516
8482 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
8484 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
8486 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
8487 should be set true if BITS_PER_WORD of target is bigger than 32
8489 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
8491 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
8492 Translate -B-options to -rpath-link. Correct existing
8493 rpath-link and conditionalize on !nostdlib.
8495 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8497 * doc/extend.texi (Function Attributes, Variable Attributes):
8499 * doc/invoke.texi (Debugging Options, Optimize Options)
8500 (i386 and x86-64 Options, MCore Options): Likewise.
8502 2009-03-20 Jakub Jelinek <jakub@redhat.com>
8505 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
8506 it for block local namespace aliases.
8507 (gen_decl_die): Pass context_die to gen_namespace_die.
8509 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8512 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
8513 minimum or maximum value.
8515 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
8517 * reginfo.c (globalize_reg): Recompute derived reg sets.
8519 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
8522 * libgcc2.c (mprotect): Do not use signed arguments for
8523 VirtualProtect, use DWORD arguments. Also fix the 'may
8524 be used uninitialized' warning for the np variable.
8526 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8529 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
8530 functions using regparm calling conventions when not optimizing.
8531 (ix86_function_sseregparm): Similarly for sseregparm calling
8534 2009-03-19 Li Feng <nemokingdom@gmail.com>
8537 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
8538 dependence if the first conflict is after niter iterations.
8540 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
8543 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
8544 functions with dynamic stack-pointer adjustments.
8546 2009-03-19 Ben Elliston <bje@au.ibm.com>
8548 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
8549 option; change to -msdata=data.
8551 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8553 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
8556 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
8559 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
8561 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
8563 * doc/invoke.texi (Code Gen Options): Expand discussion of
8566 2009-03-18 Jakub Jelinek <jakub@redhat.com>
8568 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
8569 * matrix-reorg.c (struct matrix_info): Likewise.
8570 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
8571 * rtl.h (struct mem_attrs): Likewise.
8572 * df.h (struct df): Likewise.
8573 * tree-data-ref.h (struct data_dependence_relation): Likewise.
8574 * ira-int.h (struct ira_allocno): Likewise.
8575 * df-scan.c (struct df_collection_rec): Likewise.
8576 * ira.c (struct equivalence): Likewise.
8577 * function.c (struct temp_slot): Likewise.
8578 * cfgloop.h (struct loop): Likewise.
8581 * function.c (use_register_for_decl): When not optimizing, disregard
8582 register keyword for variables with types containing methods.
8584 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
8587 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
8588 (is_simple_operand): Call contains_component_ref_p before calling data
8589 reference analysis that would fail on COMPONENT_REFs.
8591 * tree-vrp.c (search_for_addr_array): Fix formatting.
8593 2009-03-18 Richard Guenther <rguenther@suse.de>
8595 * tree-vect-transform.c (vect_loop_versioning): Fold the
8596 generated comparisons.
8597 * tree-vectorizer.c (set_prologue_iterations): Likewise.
8598 (slpeel_tree_peel_loop_to_edge): Likewise.
8600 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8603 * opts.c (print_specific_help): In addition to `undocumented',
8604 accept `separate' and `joined' flags if passed alone. Describe
8605 output by the first matched one of those.
8606 (common_handle_option): Skip over empty strings.
8607 * gcc.c (display_help): Fix help string for `--help='.
8608 * doc/invoke.texi (Option Summary, Overall Options): With
8609 `--help=', classes and qualifiers can both be repeated, but
8610 only the latter can be negated. One should not pass only
8611 negated qualifiers. Fix markup and examples.
8614 2008-10-14 Jakub Jelinek <jakub@redhat.com>
8616 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
8617 and -fhelp=separate.
8619 2009-03-17 Jing Yu <jingyu@google.com>
8622 * function.h (struct rtl_data): Move is_thunk from here...
8623 (struct function): ...to here.
8624 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
8625 * varasm.c (assemble_start_function): Change is_thunk from crtl to
8627 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
8629 (alpha_does_function_need_gp, alpha_start_function): Likewise.
8630 (alpha_output_function_end_prologue): Likewise.
8631 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
8632 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
8633 (rs6000_output_function_epilogue): Likewise.
8634 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8636 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
8639 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
8640 from different units in a single alternative.
8641 (*truncdfsf_i387): Ditto.
8642 (*truncxfsf2_mixed): Ditto.
8643 (*truncxfdf2_mixed): Ditto.
8645 2009-03-17 Jakub Jelinek <jakub@redhat.com>
8647 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
8648 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
8651 * tree-ssa-live.c (remove_unused_locals): Don't remove local
8652 unused non-artificial variables when not optimizing.
8655 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
8656 DW_TAG_imported_module even if decl is IMPORTED_DECL with
8657 NAMESPACE_DECL in its DECL_INITIAL.
8660 * optabs.c (set_user_assembler_libfunc): New function.
8661 * expr.h (set_user_assembler_libfunc): New prototype.
8662 * c-common.c: Include libfuncs.h.
8663 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
8664 for memcmp, memset, memcpy, memmove and abort.
8665 * Makefile.in (c-common.o): Depend on libfuncs.h.
8668 * dwarf2out.c (gen_inlined_enumeration_type_die,
8669 gen_inlined_structure_type_die, gen_inlined_union_type_die,
8670 gen_tagged_type_instantiation_die): Removed.
8671 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
8674 2009-03-17 Janis Johnson <janis187@us.ibm.com>
8677 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
8679 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
8680 (check-parallel-%): Ditto.
8681 (check-consistency): Ditto.
8683 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
8685 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
8686 local variable rhs by NULL_TREE.
8688 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8691 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
8693 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8696 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
8698 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8701 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
8702 for ms->sysv ABI calls only in 64bit mode.
8704 * config/i386/i386.md (untyped_call): Support 32bit.
8706 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
8708 * doc/extend.texi: Replace x86_65 with x86_64.
8710 2009-03-16 Jakub Jelinek <jakub@redhat.com>
8712 PR tree-optimization/39455
8713 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
8714 mismatches for POINTER_TYPE_P (type).
8715 (number_of_iterations_le): Likewise.
8717 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8719 * config/picochip/picochip.c: Removed profiling support.
8720 * config/picochip/picochip.md: Removed profiling instruction.
8721 * config/picochip/picochip.h: Removed profiling builtin.
8723 2009-03-16 Joseph Myers <joseph@codesourcery.com>
8725 * doc/install.texi (--with-host-libstdcxx): Document.
8727 2009-03-14 Anatoly Sokolov <aesok@post.ru>
8730 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
8731 generate a warning if the function name does not begin with
8732 "__vector" and the function has either the 'signal' or 'interrupt'
8733 attribute, from here to ...
8734 (avr_declare_function_name): ...here. New function.
8735 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
8736 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
8738 2009-03-14 Jakub Jelinek <jakub@redhat.com>
8741 * cse.c (fold_rtx): Don't modify original const_arg1 when
8742 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
8743 separate variable instead.
8744 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
8745 from out of range shift counts.
8746 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
8748 2009-03-13 Catherine Moore <clm@codesourcery.com>
8750 * config/i386/x-mingw32 (host-mingw32.o): Replace
8751 diagnostic.h with $(DIAGNOSTIC_H).
8753 2009-03-12 Jakub Jelinek <jakub@redhat.com>
8756 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
8758 * config/i386/sync.md (sync_compare_and_swap<mode>,
8759 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
8760 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
8762 (sync_double_compare_and_swapdi_pic,
8763 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
8764 cmpxchg8b_pic_memory_operand instead of just memory_operand.
8766 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8769 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
8771 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8774 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8775 (avx_addsubv4df3): Likewise.
8776 (*avx_addsubv4sf3): Likewise.
8777 (sse3_addsubv4sf3): Likewise.
8779 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8782 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
8784 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
8787 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
8788 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8789 registers for allocnos created from user-defined variables.
8791 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8794 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
8795 of non-integer mode as well.
8797 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
8799 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
8800 for functions for which the parameter types are unknown.
8802 2009-03-11 Jakub Jelinek <jakub@redhat.com>
8805 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
8806 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
8807 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
8808 * config/i386/i386.c (ix86_local_alignment): For
8809 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
8810 long long variables on the stack to avoid dynamic realignment.
8811 Allow the first argument to be a decl rather than type.
8812 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
8814 2009-03-11 Nick Clifton <nickc@redhat.com>
8817 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
8819 Add description to mno-lsim option.
8820 * config/mcore/mcore.h: Remove comment about deprecated m4align
8822 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
8823 * doc/invoke.texi: Add description of mno-lsim and
8824 mstack-increment options.
8826 * config/fr30/fr30.opt: Document the -mno-lsim option.
8827 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
8828 and -mno-lsim options.
8830 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8832 * fold-const.c (fold_comparison): Only call fold_inf_compare
8833 if the mode supports infinities.
8835 2009-03-11 Jason Merrill <jason@redhat.com>
8838 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
8839 end already did. Notice GIMPLE_CALL modifications of the result.
8840 Don't copy debug information from an ignored decl or a decl from
8843 2009-03-10 Richard Guenther <rguenther@suse.de>
8844 Nathan Froyd <froydnj@codesourcery.com>
8847 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
8848 (__divMODE3): Likewise.
8850 2009-03-09 Jakub Jelinek <jakub@redhat.com>
8852 PR tree-optimization/39394
8853 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
8854 DECL_SIZE_UNIT of variable length FIELD_DECLs.
8856 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8858 * recog.c (verfiy_changes): Disallow renaming of hard regs in
8859 inline asms for register asm ("") declarations.
8861 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
8863 * fold-const.c (fold_unary): Fix comment.
8865 2009-03-07 Jan Hubicka <jh@suse.cz>
8868 * tree-inline.c (setup_one_parameter): Do replacement of const
8869 argument by constant in SSA form.
8871 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8874 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
8875 determine alignment passed to assign_stack_local.
8876 (assign_parms_unsplit_complex): Likewise.
8877 * except.c (sjlj_build_landing_pads): Likewise.
8879 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8882 * tree-flow.h (add_referenced_var): Return bool instead of void.
8883 * tree-dfa.c (add_referenced_var): Return result of
8884 referenced_var_check_and_insert call.
8885 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
8886 of referenced_var_check_and_insert.
8889 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
8890 (gen_variable_die): Emit DW_AT_location on abstract static variable's
8891 DIE, don't emit it if abstract origin already has it.
8892 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
8893 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
8895 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8897 * genpreds.c (needs_variable): Fix parentheses at variable name
8899 (write_tm_constrs_h): Indent generated code.
8901 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8903 * doc/extend.texi (Function Attributes): Add documentation
8906 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8909 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
8910 take locus from its DECL_SOURCE_LOCATION instead of input_location.
8912 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8914 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
8917 2009-03-05 Jakub Jelinek <jakub@redhat.com>
8920 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
8921 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
8923 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
8925 * config/i386/i386.md (R8_REG, R9_REG): New constants.
8926 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
8927 constants instead of magic numbers.
8928 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8930 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
8931 (x86_64_ms_abi_int_parameter_registers): Ditto.
8932 (x86_64_int_return_registers): Ditto.
8933 (ix86_maybe_switch_abi): Ditto.
8934 (ix86_expand_call): Ditto for clobbered_registers array.
8935 (ix86_hard_regno_mode_ok): Ditto.
8936 (x86_extended_QIreg_mentioned_p): Ditto.
8938 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
8940 PR tree-optimization/39349
8941 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
8943 * combine.c (gen_lowpart_for_combine): Use omode when generating
8946 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
8948 PR rtl-optimization/39235
8949 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
8951 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8953 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
8955 2009-03-04 Richard Guenther <rguenther@suse.de>
8957 PR tree-optimization/39362
8958 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
8959 that occur in abnormal PHIs should be varying.
8961 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8963 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
8965 (simple_iv): Take loop as an argument instead of statement.
8966 * tree-scalar-evolution.h (simple_iv): Declaration changed.
8967 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
8969 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
8971 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
8972 * matrix-reorg.c (analyze_transpose): Ditto.
8973 * tree-data-ref.c (dr_analyze_innermost): Ditto.
8974 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8975 * tree-predcom.c (ref_at_iteration): Ditto.
8976 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
8978 2009-03-04 Richard Guenther <rguenther@suse.de>
8980 PR tree-optimization/39358
8981 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
8982 escaped_id and callused_id.
8983 (solve_graph): Likewise.
8985 2009-03-04 Richard Guenther <rguenther@suse.de>
8987 PR tree-optimization/39339
8988 * tree-sra.c (try_instantiate_multiple_fields): Make it
8989 no longer ICE on the above.
8991 2009-03-03 Joseph Myers <joseph@codesourcery.com>
8993 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
8994 that fits within Pmode.
8996 2009-03-03 Steve Ellcey <sje@cup.hp.com>
8999 * tm.texi (LIBCALL_VALUE): Update description.
9001 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9004 * doc/extend.texi (section): Update description.
9006 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9009 * tree-inline.c (remapped_type): New.
9010 (can_be_nonlocal): Call remapped_type instead of remap_type.
9012 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9015 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9016 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9018 2009-03-03 Richard Guenther <rguenther@suse.de>
9021 * tree.c (tree_nonartificial_location): New function.
9022 * tree.h (tree_nonartificial_location): Declare.
9023 * builtins.c (expand_builtin_memory_chk): Provide location
9024 of the call location for artificial function pieces.
9025 (maybe_emit_chk_warning): Likewise.
9026 (maybe_emit_sprintf_chk_warning): Likewise.
9027 (maybe_emit_free_warning): Likewise.
9028 * expr.c (expand_expr_real_1): Likewise.
9030 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9032 PR tree-optimization/39343
9033 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9034 COMPONENT_REF t has ARRAY_TYPE.
9036 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9039 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9040 when the type precision of the induction variable should be
9041 larger than the type precision of nit.
9042 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9043 * graphite.c (graphite_loop_normal_form): Same.
9044 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9046 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9048 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9049 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9050 numbers to describe clobbered registers.
9051 (*call_value_0_rex64_ms_sysv): Ditto.
9052 * config/i386/mmx.md (mmx_emms): Ditto.
9055 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9057 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9060 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9062 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9063 (spu_section_type_flags): New function.
9065 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9067 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9068 reg_class_contents of FLOAT_REGS into a temporary.
9070 2009-03-02 Richard Guenther <rguenther@suse.de>
9071 Ira Rosen <irar@il.ibm.com>
9073 PR tree-optimization/39318
9074 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9075 information to the vectorized statement.
9077 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9079 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9080 variable. Use defined names instead of magic constants for REX SSE
9083 2009-03-01 Richard Guenther <rguenther@suse.de>
9085 PR tree-optimization/39331
9086 * omp-low.c (lower_send_shared_vars): Do not receive new
9087 values for the reference of DECL_BY_REFERENCE parms or results.
9089 2009-03-01 Jan Hubicka <jh@suse.cz>
9092 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9093 BLOCK_NONLOCALIZED_VAR): New macros.
9094 (tree_block): Add nonlocalized_vars.
9095 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9096 gen_decl_die): Add origin argument. Allow generation of die with
9097 origin at hand only.
9098 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9099 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9101 (gen_block_die): Fix checking for unused blocks.
9102 (process_scope_var): Break out from .... ; work with origins only.
9103 (decls_for_scope) ... here; process nonlocalized list.
9104 (dwarf2out_ignore_block): Look for nonlocalized vars.
9105 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9107 (dump_scope_block): Dump them.
9108 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9109 (remap_block): Likewise.
9110 (can_be_nonlocal): New predicate.
9111 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9113 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9115 * configure: Regenerate.
9117 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9119 * optc-gen.awk: No need to duplicate option flags twice.
9120 Reuse help texts for duplicate options which do not have any.
9122 * gcc.c (display_help): Document --version.
9124 * gcc.c (main): If print_help_list and verbose_flag, ensure
9125 driver output comes before subprocess output.
9127 * optc-gen.awk: Assign all remaining fields to help string,
9128 space-separated, for multi-line help in *.opt.
9130 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9131 -Wno-pedantic-ms-format is for MinGW targets only.
9133 * doc/options.texi (Option file format): Fix bad indentation,
9134 restoring dropped sentence.
9136 2009-02-28 Jan Hubicka <jh@suse.cz>
9138 * tree-inline.c (tree_function_versioning): Output debug info.
9140 2009-02-28 Jan Hubicka <jh@suse.cz>
9143 * tree-inline.c (setup_one_parameter): Do not copy propagate
9144 arguments when not optimizing.
9146 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9149 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9150 (avx_addsubv4df3): Likewise.
9151 (*avx_addsubv4sf3): Likewise.
9152 (sse3_addsubv4sf3): Likewise.
9153 (*avx_addsubv2df3): Likewise.
9154 (sse3_addsubv2df3): Likewise.
9155 (avx_unpckhps256): Correct item selectors.
9156 (avx_unpcklps256): Likewise.
9157 (avx_unpckhpd256): Likewise.
9158 (avx_unpcklpd256): Likewise.
9160 2009-02-28 Jan Hubicka <jh@suse.cz>
9162 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9164 (copy_arguments_for_versioning): If var is declared don't declare it.
9165 (tree_function_versioning): First setup substitutions and then copy
9168 2009-02-27 Jan Hubicka <jh@suse.cz>
9171 * cgraph.h (varpool_output_debug_info): Remove.
9172 * cgraphunit.c (varpool_output_debug_info): Remove.
9173 * dwarf2out.c (deferred_locations_struct): New struct
9174 (deferred_locations): New type.
9175 (deferred_locations_list): New static var.
9176 (deffer_location): New function.
9177 (gen_variable_die): Use it.
9178 (decls_for_scope): Output info on local static vars.
9179 (dwarf2out_finish): Process deferred locations.
9180 * varpool.c (varpool_output_debug_info): Remove.
9182 2009-02-27 Jan Hubicka <jh@suse.cz>
9185 * tree.h (TREE_PROTECTED): Fix comment.
9186 (BLOCK_HANDLER_BLOCK): Remove.
9187 (struct tree_block): Remove handler_block add body_block.
9188 (inlined_function_outer_scope_p): New.
9189 (is_body_block): Remove.
9190 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9191 * dwarf2out.c (is_inlined_entry_point): Remove.
9192 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9193 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9195 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9196 * gimplify.c (gimplify_expr): Gimplify body blocks.
9197 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9198 block with multiple subblocks.
9199 (dump_scope_block): Prettier output; dump more flags and info.
9200 (dump_scope_blocks): New.
9201 (remove_unused_locals): Use dump_scope_blocks.
9202 * tree-flow.h (dump_scope_blocks): Declare.
9203 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9204 * stmt.c (is_body_block): Remove.
9205 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9206 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9208 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9211 * graphite.c (graphite_loop_normal_form): Do not call
9212 number_of_iterations_exit from a gcc_assert.
9214 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9216 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9217 jumps if COND is NULL.
9218 (find_cond_jump): New function.
9219 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9220 * config/s390/s390.md: Remove z10_cobra attribute value.
9222 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9224 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9225 force_const_mem returns NULL_RTX.
9227 2009-02-26 Jan Hubicka <jh@suse.cz>
9230 * cgraph.h (varpool_output_debug_info): Remove.
9231 * cgraphunit.c (varpool_output_debug_info): Remove.
9232 * dwarf2out.c (deferred_locations_struct): New struct
9233 (deferred_locations): New type.
9234 (deferred_locations_list): New static var.
9235 (deffer_location): New function.
9236 (gen_variable_die): Use it.
9237 (decls_for_scope): Output info on local static vars.
9238 (dwarf2out_finish): Process deferred locations.
9239 * varpool.c (varpool_output_debug_info): Remove.
9241 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9243 PR rtl-optimization/39241
9244 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9245 to subreg_offset_representable_p.
9247 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9249 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9250 execute function prototype. Get f and nregs from max_reg_num
9251 and get_insns. Remove the first backward pass as it's dead,
9252 guard the forward pass by flag_expensive_optimizations.
9253 (rest_of_handle_regmove): Delete.
9254 (pass_regmove): Replace it with regmove_optimize.
9256 2009-02-25 Martin Jambor <mjambor@suse.cz>
9258 PR tree-optimization/39259
9259 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9260 calls_alloca function flags.
9261 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9264 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9266 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9267 flags_set_1_rtx, flags_set_1_set): Delete.
9268 (regmove_optimize): Do not call mark_flags_life_zones.
9270 2009-02-24 Julian Brown <julian@codesourcery.com>
9273 * config/arm/arm.c (require_pic_register): Only set
9274 cfun->machine->pic_reg once per function.
9276 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9278 * doc/invoke.texi (Link Options): Document an easier way to pass
9279 options that take arguments to the GNU linker using -Xlinker and -Wl.
9281 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9284 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9286 2009-02-24 Richard Guenther <rguenther@suse.de>
9289 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9291 2009-02-24 Richard Guenther <rguenther@suse.de>
9292 Zdenek Dvorak <ook@ucw.cz>
9294 PR tree-optimization/39233
9295 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9296 from converting them to a generic type.
9298 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9300 PR tree-optimization/39260
9301 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9302 contains a condition with a real type.
9303 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9305 2009-02-23 Jason Merrill <jason@redhat.com>
9308 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9309 narrowing_initializer_constant_valid_p.
9310 (narrowing_initializer_constant_valid_p): Don't return
9311 null_pointer_node for adding a pointer to itself.
9313 2009-02-23 Jan Hubicka <jh@suse.cz>
9316 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9319 2009-02-23 Jan Hubicka <jh@suse.cz>
9321 PR tree-optimization/37709
9322 * tree.c (block_ultimate_origin): Move here from dwarf2out.
9323 * tree.h (block_ultimate_origin): Declare.
9324 * dwarf2out.c (block_ultimate_origin): Move to tree.c
9325 * tree-ssa-live.c (remove_unused_scope_block_p):
9326 Eliminate blocks containig no instructions nor live variables nor
9328 (dump_scope_block): New function.
9329 (remove_unused_locals): Enable removal of dead blocks by default;
9330 enable dumping at TDF_DETAILS.
9332 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9334 * config/i386/i386.c (classify_argument): Don't allow COImode
9336 (function_arg_advance_32): Don't allow OImode.
9337 (function_arg_32): Likewise.
9338 (function_value_32): Likewise.
9339 (return_in_memory_32): Likewise.
9340 (function_arg_64): Remove OImode comment.
9342 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9345 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9346 ix86_expand_vector_set for V4DImode in 64bit mode only.
9347 (ix86_expand_vector_init_one_var): Likewise.
9349 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
9351 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
9353 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9356 * loop-iv.c: Revert last change.
9357 * emit-rtl.c: Likewise.
9359 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9362 * config/i386/i386.c (type_natural_mode): Remove an extra
9363 space in the warning message.
9364 (function_value_32): Handle 32-byte vector modes.
9365 (return_in_memory_32): Likewise.
9367 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9369 * loop-iv.c (truncate_value): New function.
9370 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
9372 (lowpart_subreg): Move to...
9373 * emit-rtl.c: ...here.
9375 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
9377 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
9378 accidental and undocumented change at revision 140860.
9380 2009-02-21 Joseph Myers <joseph@codesourcery.com>
9382 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
9383 take gimple_seq * arguments.
9384 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
9385 types_compatible_p langhook.
9387 2009-02-20 Mark Mitchell <mark@codesourcery.com>
9388 Joseph Myers <joseph@codesourcery.com>
9390 * config/arm/arm.c (arm_builtin_va_list): New function.
9391 (arm_expand_builtin_va_start): Likewise.
9392 (arm_gimplify_va_arg_expr): Likewise.
9393 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
9394 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9395 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
9396 (va_list_type): New variable.
9397 (arm_mangle_type): Mangle va_list_type appropriately.
9399 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9402 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
9403 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
9404 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
9405 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
9406 parameter to 1000 for -O1 by default.
9407 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
9409 * loop-invariant.c: Include params.h.
9410 (move_loop_invariants): Don't call move_single_loop_invariants on
9413 2009-02-20 Jaka Mocnik <jaka@xlab.si>
9415 * calls.c (emit_library_call_value_1): Use slot_offset instead of
9416 offset when calculating bounds for indexing stack_usage_map. Fixes
9417 a buffer overflow with certain target setups.
9419 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9422 * calls.c (expand_call): Clear try_tail_call if caller and callee
9423 disagree in promotion of function return value.
9425 2009-02-19 Jakub Jelinek <jakub@redhat.com>
9428 * c-common.c (c_determine_visibility): If visibility changed and
9429 DECL_RTL has been already set, call make_decl_rtl to update symbol
9432 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
9435 * varasm.c (assemble_variable): Don't check DECL_NAME when
9436 globalizing a variable.
9438 2009-02-19 Joseph Myers <joseph@codesourcery.com>
9441 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
9442 expression before any __builtin_trap call.
9443 * c-typeck.c (build_function_call): Convert and check function
9444 arguments before generating a call to a trap. Evaluate the
9445 function arguments before the trap.
9447 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
9450 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
9451 (UNSPEC_FXAM_MEM): New unspec.
9452 (fxam<mode>2_i387_with_temp): New insn and split pattern.
9453 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
9454 memory using fxam<mode>2_i387_with_temp to remove excess precision.
9456 2009-02-19 Richard Guenther <rguenther@suse.de>
9458 PR tree-optimization/39207
9459 PR tree-optimization/39074
9460 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
9461 storedanything_tree): New.
9462 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
9463 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
9464 (build_succ_graph): Add edges from STOREDANYTHING to all
9466 (init_base_vars): Initialize STOREDANYTHING.
9467 (compute_points_to_sets): Free substitution info after
9468 building the succ graph.
9469 (ipa_pta_execute): Likewise.
9471 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
9473 (do_ds_constraint): Do not add to special var or non-pointer
9475 (type_could_have_pointers): Split out from ...
9476 (could_have_pointers): ... here. For arrays use the element type.
9477 (create_variable_info_for): Initialize may_have_pointers.
9478 (new_var_info): Likewise.
9479 (handle_lhs_call): Make the HEAP variable unknown-sized.
9480 (intra_create_variable_infos): Use a type with pointers for
9481 PARM_NOALIAS, make it unknown-sized.
9483 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
9486 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
9488 2009-02-18 Jason Merrill <jason@redhat.com>
9491 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
9492 value if DECL_EXTERNAL.
9493 * tree-sra.c (sra_walk_gimple_assign): Likewise.
9494 * target.h (gcc_target::binds_local_p): Clarify "module".
9495 * tree.h (TREE_PUBLIC): Clarify "module".
9497 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
9500 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
9501 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
9503 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
9506 * c.opt (Wabi): Support C and ObjC.
9509 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
9511 * config/i386/i386.c (classify_argument): Warn once about the ABI
9512 change when passing union with long double.
9514 * doc/invoke.texi: Update -Wabi for warning psABI changes.
9516 2009-02-18 Joseph Myers <joseph@codesourcery.com>
9519 * c-parser.c (c_parser_compound_statement): Always enter and leave
9522 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9525 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
9527 2009-02-18 Jakub Jelinek <jakub@redhat.com>
9529 PR tree-optimization/36922
9530 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
9531 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
9534 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9536 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9539 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9541 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
9543 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9545 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
9548 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
9549 Richard Sandiford <rdsandiford@googlemail.com>
9551 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
9552 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
9553 (loongson_biadd): ...this.
9555 2009-02-17 Richard Guenther <rguenther@suse.de>
9557 PR tree-optimization/39202
9558 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
9559 a var make sure to follow existing collapses.
9561 2009-02-17 Richard Guenther <rguenther@suse.de>
9564 * langhooks.c (lhd_print_error_function): Check for NULL block.
9566 2009-02-17 Richard Guenther <rguenther@suse.de>
9568 PR tree-optimization/39204
9569 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
9572 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
9574 * config/soft-fp/double.h: Update from glibc CVS.
9576 2009-02-17 Richard Guenther <rguenther@suse.de>
9578 PR tree-optimization/39207
9579 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
9580 strict-aliasing warnings for pointers pointing to NULL.
9582 2009-02-16 Joseph Myers <joseph@codesourcery.com>
9585 * c-parser.c (c_parser_braced_init): Call pop_init_level when
9586 skipping until next close brace.
9588 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
9591 * config/i386/i386.c (ix86_expand_push): Set memory alignment
9592 to function argument boundary.
9594 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9596 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
9597 in the lea_add. Reload eventually constraints it properly.
9598 * config/picochip/constraints.md: Remove the target constraint
9599 "b", since it is not needed anymore.
9601 2009-02-16 Jakub Jelinek <jakub@redhat.com>
9603 * gthr-dce.h: Uglify function parameter and local variable names.
9604 * gthr-gnat.h: Likewise.
9605 * gthr-mipssde.h: Likewise.
9606 * gthr-nks.h: Likewise.
9607 * gthr-posix95.h: Likewise.
9608 * gthr-posix.h: Likewise.
9609 * gthr-rtems.h: Likewise.
9610 * gthr-single.h: Likewise.
9611 * gthr-solaris.h: Likewise.
9612 * gthr-tpf.h: Likewise.
9613 * gthr-vxworks.h: Likewise.
9614 * gthr-win32.h: Likewise.
9616 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
9619 * config/i386/i386.md: Restrict the new peephole2 to move
9620 between MMX/SSE registers.
9622 2009-02-15 Richard Guenther <rguenther@suse.de>
9625 2009-02-13 Richard Guenther <rguenther@suse.de>
9627 * configure.ac: Enable LFS.
9628 * configure: Re-generate.
9629 * config.in: Likewise.
9631 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9633 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
9634 spu_srqwbyte, spu_srqwbytebc): Define.
9635 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
9636 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
9637 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
9638 "shrqby_<mode>"): New insn-and-split patterns.
9639 * config/spu/spu.c (expand_builtin_args): Determine and return
9640 number of operands using spu_builtin_description data.
9641 (spu_expand_builtin_1): Use it.
9643 2009-02-13 Steve Ellcey <sje@cup.hp.com>
9646 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
9649 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9652 * config/i386/i386.c (override_options): Correct warning
9653 messages for -malign-loops, -malign-jumps and -malign-functions.
9655 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9658 * config/i386/i386.md: Restrict the new peephole2 to move
9659 between the general purpose registers.
9661 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9664 * config/i386/i386.c (type_natural_mode): Add a new argument.
9665 Return the original mode and warn ABI change if vector size is 32byte.
9666 (function_arg_advance): Updated.
9667 (function_arg): Likewise.
9668 (ix86_function_value): Likewise.
9669 (ix86_return_in_memory): Likewise.
9670 (ix86_sol10_return_in_memory): Likewise.
9671 (ix86_gimplify_va_arg): Likewise.
9672 (function_arg_32): Don't warn ABX ABI change here.
9673 (function_arg_64): Likewise.
9675 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
9677 * loop-iv.c (implies_p): In the final case, test that operands 0
9678 of the two comparisons match.
9680 * config/bfin/bfin.c (find_prev_insn_start): New function.
9681 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
9682 (find_next_insn_start): Move.
9684 2009-02-13 Richard Guenther <rguenther@suse.de>
9686 * configure.ac: Enable LFS.
9687 * configure: Re-generate.
9688 * config.in: Likewise.
9690 2009-02-13 Joseph Myers <joseph@codesourcery.com>
9693 * c-parser.c (c_parser_parms_list_declarator): Discard pending
9694 sizes on syntax error after some arguments have been parsed.
9696 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9698 * doc/invoke.texi (-fira): Remove.
9700 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9702 * caller-save.c: Replace regclass.c with reginfo.c in comments.
9703 * recog.c: Likewise.
9706 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
9708 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
9709 (umul_ppmm): Likewise.
9710 (count_leading_zeros): Likewise.
9711 (count_trailing_zeros): Likewise.
9712 (UMUL_TIME): Likewise.
9714 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9716 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
9717 soft-fp/t-softfp to tmake_file.
9719 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
9720 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
9721 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
9722 IA64_BUILTIN_INFQ]: New.
9723 (ia64_init_builtins): Initialize __builtin_infq,
9724 __builtin_fabsq and __builtin_copysignq if not HPUX.
9725 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
9726 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
9728 * config/ia64/lib1funcs.asm (__divtf3): Define only if
9730 (__fixtfti): Likewise.
9731 (__fixunstfti): Likewise.
9732 (__floattitf): Likewise.
9734 * config/ia64/libgcc-glibc.ver: New.
9735 * config/ia64/t-fprules-softfp: Likewise.
9736 * config/ia64/sfp-machine.h: Likewise.
9738 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
9739 (LIBGCC2_TF_CEXT): Likewise.
9740 (TF_SIZE): Likewise.
9741 (TARGET_INIT_LIBFUNCS): Likewise.
9743 * config/ia64/t-glibc (SHLINB_MAPFILES):
9744 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
9746 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9748 * config/i386/i386.c (construct_container): Rewrite processing
9749 BLKmode with X86_64_SSE_CLASS.
9751 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
9754 * config/i386/i386.md: Replace simplify_replace_rtx with
9755 replace_rtx in the new peephole2.
9757 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
9759 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
9760 loop unrolling do not happen at -O2.
9762 2009-02-12 Michael Matz <matz@suse.de>
9764 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
9766 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9768 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
9771 2009-02-12 Ben Elliston <bje@au.ibm.com>
9773 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
9774 patterns when updating the back chain. Missed in the 2009-02-10
9777 2009-02-11 Janis Johnson <janis187@us.ibm.com>
9779 * doc/extend.texi (Decimal Floating Types): Update identifier of
9780 draft TR and list of missing support.
9782 2009-02-11 Jakub Jelinek <jakub@redhat.com>
9785 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
9786 bit to variable length decl's flags, add it also to its
9787 pointer replacement variable.
9789 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
9790 Jakub Jelinek <jakub@redhat.com>
9793 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
9794 (memory_blockage): New expander.
9795 (*memory_blockage): New insn pattern.
9796 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
9797 instead of general blockage at the end of function prologue when
9798 frame pointer is used to access red zone area. Do not emit blockage
9799 when profiling, it is emitted in generic code.
9800 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
9801 function epilogue when frame pointer is used to access red zone area.
9803 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
9806 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
9807 by arithmetic with memory operands.
9808 * config/i386/predicates.md (commutative_operator): New.
9810 2009-02-10 Janis Johnson <janis187@us.ibm.com>
9812 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
9815 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
9817 * alias.h (record_alias_subset): Declare.
9818 * alias.c (record_alias_subset): Make global.
9820 2009-02-10 Nick Clifton <nickc@redhat.com>
9822 * tree-parloops.c: Change license to GPLv3.
9823 * ipa-struct-reorg.c: Change license to GPLv3.
9824 * ipa-struct-reorg.h: Change license to GPLv3.
9826 2009-02-10 Steve Ellcey <sje@cup.hp.com>
9829 * c-decl.c (start_struct): Return NULL on error.
9831 2009-02-10 Jakub Jelinek <jakub@redhat.com>
9834 * cfgloopmanip.c (remove_path): Call remove_bbs after
9835 cancel_loop_tree, not before it.
9838 * function.h (struct function): Add has_local_explicit_reg_vars bit.
9839 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
9840 VAR_DECLs were seen.
9841 * tree-ssa-live.c (remove_unused_locals): Recompute
9842 cfun->has_local_explicit_reg_vars.
9843 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
9844 copies or clearings if cfun->has_local_explicit_reg_vars.
9846 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
9849 * config/i386/i386.c (expand_prologue): Emit blockage at the end
9850 of function prologue when frame pointer is used to access
9853 2009-02-10 Richard Guenther <rguenther@suse.de>
9856 * gimplify.c (gimple_regimplify_operands): Always look if
9857 we need to create a temporary.
9859 2009-02-10 Richard Guenther <rguenther@suse.de>
9861 PR tree-optimization/39132
9862 * tree-loop-distribution.c (todo): New global var.
9863 (generate_memset_zero): Trigger TODO_rebuild_alias.
9864 (tree_loop_distribution): Return todo.
9866 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
9869 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
9870 (x86_64_reg_class_name): Removed.
9871 (classify_argument): Return 0 if bytes > 32. Return 0 if the
9872 first one isn't X86_64_SSE_CLASS or any other ones aren't
9873 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
9874 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
9875 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
9876 and 3 X86_64_SSEUP_CLASS.
9877 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
9878 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
9880 2009-02-10 Ben Elliston <bje@au.ibm.com>
9882 * config/rs6000/rs6000.md (allocate_stack): Always use an update
9883 form instruction to update the stack back chain word, even if the
9884 user has disabled the generation of update instructions.
9885 (movdi_<mode>_update_stack): New.
9886 (movsi_update_stack): Likewise.
9887 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
9888 always use an update form instruction to update the stack back
9891 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
9894 * graphite.c (if_region_set_false_region): After moving a region in
9895 the false branch of a condition, remove the empty dummy basic block.
9896 (gloog): Remove wrong fix for PR38953.
9898 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9900 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
9901 generation due to implicit sign extension.
9903 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
9906 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
9907 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
9909 2009-02-09 Richard Guenther <rguenther@suse.de>
9912 * convert.c (convert_to_real): Disable (float)fn((double)x)
9913 to fnf(x) conversion if errno differences may occur and
9914 -fmath-errno is set.
9916 2009-02-07 Anatoly Sokolov <aesok@post.ru>
9918 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
9919 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9920 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9922 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9925 * c-common.c (handle_alias_attribute): Disallow attribute for
9926 anything not a FUNCTION_DECL or VAR_DECL.
9928 2009-02-06 Janis Johnson <janis187@us.ibm.com>
9931 * real.c (do_compare): Special-case compare of zero against
9932 decimal float value.
9934 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9937 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
9938 as indicating flexible array members unless the field itself is
9939 being declarared as the incomplete array.
9941 2009-02-06 Jan Hubicka <jh@suse.cz>
9943 PR tree-optimization/38844
9944 * ipa-inline.c (try_inline): Stop inlining recursion when edge
9947 2009-02-06 Richard Guenther <rguenther@suse.de>
9950 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
9951 fork because we may expand it as __gcov_fork.
9953 2009-02-06 Nick Clifton <nickc@redhat.com>
9955 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
9957 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
9959 PR tree-optimization/35659
9960 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
9961 vn_phi_eq): Shortcut if hashcode does not match.
9962 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
9964 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
9965 and avoid iterative_hash_expr.
9966 (FOR_EACH_VALUE_ID_IN_SET): New.
9967 (value_id_compare): Remove.
9968 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
9969 sort expressions by value id.
9971 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
9974 * config/sh/predicates.md (general_movsrc_operand): Don't check
9975 the subreg of system registers here.
9977 2009-02-05 Jakub Jelinek <jakub@redhat.com>
9980 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
9983 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
9985 PR rtl-optimization/39110
9986 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
9987 addresses, not aligned ones.
9989 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
9990 Richard Guenther <rguenther@suse.de>
9992 PR tree-optimization/39100
9993 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
9994 comment says and add edges.
9996 2009-02-05 Joseph Myers <joseph@codesourcery.com>
9999 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10000 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10002 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10004 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10005 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10006 register_bb_in_sese, new_sese, free_sese): Moved.
10007 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10008 outermost_loop_in_scop, build_scop_iteration_domain,
10009 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10010 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10011 Use loop_in_sese_p instead of loop_in_scop_p.
10012 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10013 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10014 (scopdet_basic_block_info): Fix bug in scop detection.
10015 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10016 eq_loop_to_cloog_loop): Remove.
10017 (nb_loops_around_loop_in_scop, nb_loop
10018 ref_nb_loops): Moved here...
10019 * graphite.h (ref_nb_loops): ... from here.
10020 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10021 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10022 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10023 * testsuite/gcc.dg/graphite/scop-19.c: New
10025 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10026 Hans-Peter Nilsson <hp@axis.com>
10028 PR rtl-optimization/37889
10029 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10030 Move offset handling from PLUS to before the switch. Use new
10031 arguments when considering SYMBOL_REFs too.
10032 (rtx_addr_can_trap_p): Pass dummy offset and size.
10033 (enum may_trap_p_flags): Remove.
10034 (may_trap_p_1): Pass size from MEM_SIZE.
10036 PR rtl-optimization/38921
10037 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10038 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10039 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10040 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10042 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10044 AVX Programming Reference (January, 2009)
10045 * config/i386/sse.md (*vpclmulqdq): New.
10047 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10049 PR tree-optimization/38977
10050 PR gcov-profile/38292
10051 * calls.c (special_function_p): Disregard __builtin_ prefix.
10053 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10055 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10056 non-indexable addresses even before reload.
10058 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10061 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10062 as having variable size. Do not give an error for unnamed
10063 parameters with [*] declarators. Give a warning for type names
10064 with [*] declarators and mark them as variable size.
10065 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10066 for sizeof applied to [*] type names.
10068 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10071 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10073 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10075 * gcc.c (process_command): Update copyright notice dates.
10076 * gcov.c (print_version): Likewise.
10077 * gcov-dump.c (print_version): Likewise.
10078 * mips-tfile.c (main): Likewise.
10079 * mips-tdump.c (main): Likewise.
10081 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10084 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10085 for composite type involving a zero-length array type.
10087 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10090 * function.c (match_asm_constraints_1): Skip over
10091 initial optional % in the constraint.
10093 PR inline-asm/39059
10094 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10095 supported, don't accept FIXED_CSTs.
10096 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10097 and _Sat is used without _Fract/_Accum. Set specs->type to
10098 integer_type_node for cts_fract/cts_accum if fixed point is not
10101 2009-02-02 Catherine Moore <clm@codesourcery.com>
10103 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10105 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10107 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10108 (ABI_HAS_64BIT_SYMBOLS): Use it.
10109 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10111 2009-02-02 Paul Brook <paul@codesourcery.com>
10113 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10115 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10117 PR inline-asm/39058
10118 * recog.h (asm_operand_ok): Add constraints argument.
10119 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10120 recurse on matching constraint.
10121 (check_asm_operands): Pass constraints as 3rd argument to
10122 asm_operand_ok. Don't look up matching constraint here.
10123 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10126 2009-02-02 Ben Elliston <bje@au.ibm.com>
10128 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10129 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10131 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10133 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10134 information. Remove some obsolete information. Reorganize.
10136 * config/pa/fptr.c: Revert license to GPL 2.
10137 * config/pa/milli64.S: Likewise.
10139 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10142 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10143 LIBRARY name in, instead of hard-coding it.
10144 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10145 extra target make frag to tmake_files according to EH model.
10146 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10147 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10148 frags that define makefile variable EH_MODEL appropriately.
10149 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10150 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10151 to "-sjlj" according to type of EH configured.
10152 (LIBGCC_SONAME): Concatenate it to shared library base name.
10153 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10154 to "_sjlj" according to type of EH configured.
10155 (LIBGCC_SONAME): Concatenate it to shared library base name.
10156 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10157 (SHLIB_LINK): Add missing semicolon to if-else construct.
10158 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10159 string value of "pe_dll" command-line option.
10160 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10161 (SHLIB_SONAME): Use it when overriding t-cygming default.
10162 (SHLIB_IMPLIB): Override t-cygming default.
10163 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10164 string value of "pe_dll" command-line option.
10166 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10169 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10170 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10172 2009-01-31 Richard Guenther <rguenther@suse.de>
10174 PR tree-optimization/38937
10175 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10176 computing the transitive closure.
10178 2009-01-30 Richard Guenther <rguenther@suse.de>
10180 PR tree-optimization/39041
10181 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10182 Propagate variable indices only if the types match for this stmt.
10184 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10187 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10188 inline but never defined.
10190 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10192 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10193 (*insv_h_di_reg_extimm): New insn.
10194 (*insv_l<mode>_reg_extimm): New insn.
10196 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10198 * config/picochip/picochip.c (flag_conserve_stack): set
10199 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10200 fconserve-stack. Reduce call-overhead used by inliner.
10202 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10205 * common.opt (flag_conserve_stack): Initialised to zero.
10207 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10210 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10211 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10214 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10216 * ira-color.c (allocno_reload_assign): Update comments.
10217 * regmove.c (regmove_optimize): Likewise.
10221 2009-01-29 Robert Millan <rmh@aybabtu.com>
10223 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10224 * config/i386/kopensolaris-gnu.h: New file. Undefine
10225 `MD_UNWIND_SUPPORT'.
10226 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10228 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10230 PR tree-optimization/39007
10231 * tree-loop-distribution.c (generate_builtin): Use
10232 recompute_dominator to compute the immediate dominator of the
10233 basic block just after the loop.
10235 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10237 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10238 (ASM_OUTPUT_DWARF_PCREL): Define.
10240 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10242 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10243 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10244 global. Modify entries about regmove and IRA.
10246 * ra-conflict.c: Remove the file.
10248 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10250 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10251 (pass_regclass_init): Rename to pass_reginfo_init.
10253 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10255 * toplev.h (flag_ira): Remove.
10257 * caller-save.c (setup_save_areas): Remove flag_ira.
10259 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10261 * global.c: Remove the file.
10263 * opts.c (decode_options): Remove flag_ira.
10265 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10267 * regmove.c: Modify file description.
10268 (find_use_as_address, try_auto_increment): Define them only if
10269 AUTO_INC_DEC is defined.
10270 (replacement_quality, replace_in_call_usage, fixup_match_1,
10271 stable_and_no_regs_but_for_p): Remove.
10272 (reg_set_in_bb): Make it static.
10273 (regmove_optimize): Remove flag_ira and code which worked for
10276 * local-alloc.c: Remove the file.
10278 * common.opt (fira): Remove.
10280 * ira.c: Include except.h.
10281 (eliminable_regset): Move from global.c.
10282 (mark_elimination): Ditto. Remove flag_ira.
10283 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10284 equiv_mem_modified, validate_equiv_mem_from_store,
10285 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10286 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10287 no_equiv, recorded_label_ref): Move from local-alloc.c.
10288 (update_equiv_regs): Ditto. Make it static.
10289 (print_insn_chain, print_insn_chains): Move it from global.c.
10290 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10291 (build_insn_chain): Ditto. Make it static.
10292 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10293 Rename to init_live_subregs.
10294 (gate_ira): Remove flag_ira.
10296 * regclass.c: Rename reginfo.c. Change file description.
10297 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10298 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10299 (init_reg_sets_1): Remove code for evaluation of
10300 reg_class_superclasses and losing_caller_save_reg_set.
10301 (init_regs): Remove init_reg_autoinc.
10302 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10303 ok_for_base_p_nonstrict): Remove.
10304 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10305 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10306 corresponding entries.
10307 (dump_regclass, record_operand_costs, scan_one_insn,
10308 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10309 record_address_regs, auto_inc_dec_reg_p): Remove.
10310 (gt-regclass.h): Rename to gt-reginfo.h.
10312 * rtl.h (dump_global_regs, retry_global_alloc,
10313 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10315 * Makefile.in (RA_H): Remove.
10316 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10317 Rename regclass.o to reginfo.o.
10318 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10320 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10321 (GTFILES): Rename regclass.c to reginfo.c.
10323 * passes.c (init_optimization_passes): Remove pass_local_alloc and
10324 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
10326 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10327 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
10329 (finish_spills): Ditto. Remove code for !flag_ira.
10331 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
10333 PR middle-end/35854
10334 * doc/invoke.texi (rtl debug options): Complete rewrite.
10335 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
10337 * mode-switching.c (pass_mode_switching): Rename pass from
10338 "mode-sw" to "mode_sw".
10339 * except.c (pass_convert_to_eh_ranges): Rename pass from
10340 "eh-ranges" to "eh_ranges".
10341 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
10345 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
10346 Alexander Monakov <amonakov@ispras.ru>
10348 PR middle-end/38857
10349 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
10351 (move_exprs_to_boundary): Change return type and pass through
10352 should_move from move_op. Relax assert. Update usage ...
10353 (schedule_expr_on_boundary): ... here. Use should_move instead of
10355 (move_op_orig_expr_found): Indicate that insn was disconnected from
10357 (code_motion_process_successors): Do not call after_merge_succs
10358 callback if original expression was not found when traversing any of
10360 (code_motion_path_driver): Change return type. Update prototype.
10361 (move_op): Update comment. Add a new parameter (should_move). Update
10362 prototype. Set *should_move based on indication provided by
10363 move_op_orig_expr_found.
10365 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
10367 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
10368 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
10369 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
10370 * config/rs6000/rs6000.c (rs6000_override_options): Default
10371 avoid-indexed-addresses on for Power6, off for everything else.
10372 (avoiding_indexed_address_p): New function.
10373 (rs6000_legitimize_address): Use it.
10374 (rs6000_legitimate_address): Likewise.
10375 * config/rs6000/rs6000.md (movXX_updateX): Likewise
10377 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
10379 PR tree-optimization/38997
10380 * tree-loop-distribution.c (generate_memset_zero): Use
10381 POINTER_PLUS_EXPR for a pointer addition.
10383 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
10385 * config/s390/s390.md (bswap<mode>2): New pattern added.
10387 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10389 * config/s390/s390.md (*tls_load_31): Added type attribute.
10391 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10393 * config/s390/s390.md: Fix a few comments.
10395 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10397 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
10398 (*tm<mode>_full): Fixed z10prop attribute.
10399 (*tst<mode>_extimm): Fixed z10prop attribute.
10400 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
10401 (*tstqiCCT_cconly): Fixed z10prop attribute.
10402 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
10403 (*movsi_larl): Fixed z10prop attribute.
10404 (*movsi_zarch): Fixed z10prop attribute.
10405 (*movsi_eas): Fixed z10prop attribute.
10406 (*movhi): Fixed z10prop attribute.
10407 (*movqi): Fixed z10prop attribute.
10408 (*movstrictqi): Fixed z10prop attribute.
10409 (*mov<mode>): Fixed z10prop attribute.
10410 (*movcc): Fixed z10prop attribute.
10411 (*sethighpartdi_64): Fixed z10prop attribute.
10412 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
10413 (*negdi2_sign_cc): Fixed z10prop attribute.
10414 (*negdi2_sign): Fixed z10prop attribute.
10415 (*absdi2_sign_cc): Fixed z10prop attribute.
10416 (*absdi2_sign): Fixed z10prop attribute.
10417 (*negabsdi2_sign_cc): Fixed z10prop attribute.
10418 (*negabsdi2_sign): Fixed z10prop attribute.
10419 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
10420 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
10421 (doloop_si64): Fixed z10prop attribute.
10422 (doloop_si31): Fixed z10prop attribute.
10423 (doloop_long): Fixed z10prop attribute.
10424 (indirect_jump): Fixed z10prop attribute.
10425 (nop): Fixed z10prop attribute.
10426 (main_base_64): Fixed z10prop attribute.
10427 (reload_base_64): Fixed z10prop attribute.
10429 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10431 PR rtl-optimization/38740
10432 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
10434 * config/mips/mips.c (mips_reorg): Likewise.
10436 2009-01-28 Richard Guenther <rguenther@suse.de>
10438 PR tree-optimization/38926
10439 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
10440 with the correct value id to a value.
10441 (do_regular_insertion): Use the value number of edoubleprime
10442 for the value number of the expr.
10445 2008-08-21 Richard Guenther <rguenther@suse.de>
10447 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10448 a PHI ask VN if it is already available.
10449 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10450 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10452 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10454 PR middle-end/38934
10455 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
10456 set to varying whenever max has TREE_OVERFLOW set, similarly
10457 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
10459 2009-01-28 Richard Guenther <rguenther@suse.de>
10461 PR middle-end/38908
10462 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
10463 uninitialized aggregate uses in call arguments.
10465 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
10467 PR tree-optimization/38984
10468 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
10469 the nothing_id variable if -fno-delete-null-pointer-checks.
10471 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
10474 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
10475 (set_got_offset_rex64): Ditto.
10477 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
10480 * doc/extend.texi: Improve local variable with asm reg.
10482 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
10484 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
10485 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
10486 was not supplied then set warn_packed_bitfield_compat to the
10487 default value of 1.
10488 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
10491 2009-01-27 Richard Guenther <rguenther@suse.de>
10493 PR tree-optimization/38503
10494 * cfgexpand.c (expand_gimple_basic_block): Ignore
10495 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
10496 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
10497 variables that cannot have TBAA applied.
10498 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
10501 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
10503 PR middle-end/38969
10504 * calls.c (initialize_argument_information): Do not wrap complex
10505 arguments in SAVE_EXPR.
10507 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
10509 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
10510 (INSTALL_LIBGCC): Revert typo commit.
10512 2009-01-26 Richard Guenther <rguenther@suse.de>
10514 PR tree-optimization/38745
10515 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
10516 from special handling.
10518 2009-01-26 Richard Guenther <rguenther@suse.de>
10520 PR tree-optimization/38745
10521 * tree-ssa.c (execute_update_addresses_taken): Do not include
10522 variables that cannot possibly be a register in not_reg_needs.
10523 Do not clear TREE_ADDRESSABLE on vars that may not become
10525 * tree-ssa.c (update_alias_info_1): Include those in the set
10526 of addressable vars.
10528 2009-01-26 Richard Guenther <rguenther@suse.de>
10530 PR middle-end/38851
10531 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
10532 * tree-ssa-dse.c: Include langhooks.h
10533 (execute_simple_dse): Remove stores with zero size.
10535 2009-01-24 Jakub Jelinek <jakub@redhat.com>
10538 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
10541 2009-01-24 Julian Brown <julian@codesourcery.com>
10543 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
10544 config/arm/linux-atomic.c.
10545 * config/arm/linux-atomic.c: New.
10547 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
10549 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
10550 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
10551 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
10553 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
10556 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
10559 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
10561 PR tree-optimization/38953
10562 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
10563 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
10564 (gloog): Split the exit of the scop when the scop exit is a loop exit.
10565 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
10568 2009-01-24 Paul Brook <paul@codesourcery.com>
10570 * config/arm/neon.md (neon_type): Move to arm.md.
10571 (neon_mov<VSTRUCT>): Add neon_type attribute.
10572 * config/arm/arm.md (neon_type): Move to here.
10573 (conds): Add "unconditioal" and use as default for NEON insns.
10575 2009-01-24 Ben Elliston <bje@au.ibm.com>
10577 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
10578 void *' warning from -Wc++-compat.
10579 * Makefile.in (dominance.o-warn): Remove.
10581 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
10583 PR tree-optimization/38932
10584 * fold-const.c (fold_unary_ignore_overflow): New.
10585 * tree.h (fold_unary_ignore_overflow): Declare.
10586 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
10587 * tree-ssa-sccvn.c (visit_reference_op_load,
10588 simplify_unary_expression): Likewise.
10590 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
10592 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
10593 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
10594 regardless of their type.
10595 * c-common.c (handle_packed_attribute): Don't ignore packed on
10597 * c.opt (Wpacked-bitfield-compat): New warning option.
10598 * stor-layout.c (place_field): Warn if offset of a field changed.
10599 * doc/extend.texi (packed): Mention the ABI change.
10600 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
10601 (Warning Options): Add it to the list.
10603 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
10605 * c-opts.c (c_common_post_options): Fix a typo in comments.
10607 2009-01-22 Steve Ellcey <sje@cup.hp.com>
10609 PR middle-end/38615
10610 * gimplify.c (gimplify_init_constructor): Fix promotion of const
10611 variables to static.
10612 * doc/invoke.texi (-fmerge-all-constants): Update description.
10614 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
10617 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
10618 (*movdi_1_rex64): Use type "mmx" for alternative 5.
10620 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
10622 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
10624 (LOCAL_ALIGNMENT): Similarly.
10626 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10627 Joseph Myers <joseph@codesourcery.com>
10629 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
10630 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
10631 * config/arm/arm-tune.md: Regenerate.
10632 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
10635 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10637 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
10638 version number to five.
10640 2009-01-22 Dodji Seketeli <dodji@redhat.com>
10643 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
10644 * c-common.c (set_underlying_type): Likewise.
10645 (is_typedef_decl ): Likewise
10647 (set_underlying_type): Likewise.
10648 (is_typedef_type): Likewise.
10650 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
10652 PR middle-end/38587
10653 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
10656 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10659 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
10660 (LIBGCC_SPEC): Don't define.
10661 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
10663 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
10665 PR rtl-optimization/38879
10666 * alias.c (base_alias_check): Unaligned access via AND address can
10667 alias all surrounding object types except those with sizes equal
10668 or wider than the size of unaligned access.
10670 2009-01-21 Dodji Seketeli <dodji@redhat.com>
10673 * c-decl.c (clone_underlying_type): Move this ...
10674 * c-common.c (set_underlying_type): ... here.
10675 Also, make sure the function properly sets TYPE_STUB_DECL() on
10676 the newly created typedef variant type.
10677 (is_typedef_decl ): New entry point.
10678 * tree.h: Added a new member member_types_needing_access_check to
10679 struct tree_decl_non_common.
10680 (set_underlying_type): New entry point.
10681 (is_typedef_type): Likewise.
10683 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
10685 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
10686 Check whether two instructions have memory references that
10687 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
10688 are helper functions for traversing.
10689 * alias.h (insn_alias_sets_confilict_p): New prototypes.
10690 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
10691 not to draw dependency edge for instructions with non-conflicting
10694 2009-01-20 Joseph Myers <joseph@codesourcery.com>
10697 * longlong.h: Update copyright years. Use soft-fp license notice.
10698 Sync __clz_tab declaration with glibc.
10700 2009-01-20 Steve Ellcey <sje@cup.hp.com>
10703 * doc/extend.texi (syscall_linkage): New.
10704 (version_id): Modify.
10706 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10707 Richard Guenther <rguenther@suse.de>
10709 PR tree-optimization/38747
10710 PR tree-optimization/38748
10711 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
10712 conversion if the base address is an indirect reference and the
10713 aliasing sets could cause issues.
10715 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10717 * common.opt (fgraphite, fgraphite-identity): Add comment for
10718 explaining why these options are not documented.
10720 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10722 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
10723 gimple_call_lhs is NULL.
10725 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
10728 * emit-rtl.c (adjust_address_1): Make sure memref is never
10731 2009-01-20 Ben Elliston <bje@au.ibm.com>
10733 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10734 const qualifier from arg parameter. Remove unnecessary cast to char *.
10735 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10736 const qualifier from arg 2.
10738 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10740 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
10742 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
10745 * rtl.h (reinit_regs): New prototype.
10746 * regclass.c: Include ira.h.
10747 (reinit_regs): New.
10748 * Makefile.in (regclass.o): Add ira.h.
10749 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
10751 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
10754 * c-common.c (handle_aligned_attribute): Use
10755 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
10756 default alignment value.
10758 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
10760 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
10761 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
10763 * doc/extend.texi: Update __attribute__ ((aligned)). Document
10764 __BIGGEST_ALIGNMENT__.
10766 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
10768 2009-01-18 Richard Guenther <rguenther@suse.de>
10770 PR tree-optimization/38819
10771 * tree-flow.h (operation_could_trap_helper_p): Declare.
10772 * tree-eh.c (operation_could_trap_helper_p): Export.
10773 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
10774 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
10775 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
10776 are about to insert a possibly trapping instruction and fail
10779 2009-01-18 Andreas Schwab <schwab@suse.de>
10781 * doc/install.texi (Configuration): Remove obsolete paragraph
10782 about use of --with-gnu-ld with --with-gnu-as.
10784 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
10786 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
10787 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
10788 Follow spelling conventions.
10790 2009-01-18 Ben Elliston <bje@au.ibm.com>
10792 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
10793 C++ warning about implicit conversion from void * to struct
10795 (bitmap_obstack_free): Likewise for bitmap_element *.
10796 * Makefile.in (bitmap.o-warn): Remove.
10798 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
10800 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
10802 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
10803 Tobias Grosser <tobi.grosser@amd.com>
10805 * graphite.c (graphite_trans_scop_block): Do not block single
10808 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
10810 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
10811 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
10812 test with assertion.
10814 2009-01-16 Richard Guenther <rguenther@suse.de>
10816 PR tree-optimization/38835
10817 PR middle-end/36227
10818 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
10819 and INT + PTR -> (INT)(PTR p+ INT) folding.
10820 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
10822 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
10825 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
10826 the subreg from a lowpart subreg if it is also casting the value.
10828 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
10829 Tobias Grosser <tobi.grosser@amd.com>
10831 * graphite.c (compare_prefix_loops): New.
10832 (build_scop_canonical_schedules): Rewritten.
10833 (graphite_transform_loops): Move build_scop_canonical_schedules
10834 after build_scop_iteration_domain.
10836 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
10837 Tobias Grosser <tobi.grosser@amd.com>
10839 * graphite.c (add_conditions_to_domain): Add the loops to
10840 the dimension of the iteration domain. Do copy the domain
10841 only when it exists.
10842 (build_scop_conditions_1): Do not call add_conditions_to_domain.
10843 (add_conditions_to_constraints): New.
10844 (can_generate_code_stmt, can_generate_code): Removed.
10845 (gloog): Do not call can_generate_code.
10846 (graphite_transform_loops): Call add_conditions_to_constraints
10847 after building the iteration domain.
10849 2009-01-16 Jakub Jelinek <jakub@redhat.com>
10851 PR tree-optimization/38789
10852 * tree-ssa-threadedge.c
10853 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10854 __builtin_constant_p.
10856 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10858 * dce.c (delete_unmarked_insns): Reversed the order that insns are
10859 examined before deleting them.
10861 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
10863 * function.c (aggregate_value_p): Correctly extract the function
10864 type from CALL_EXPR_FN lookup.
10866 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10868 * config/picochip/picochip.c (picochip_override_options): Revert
10869 CFI asm flag disable commited previously.
10871 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
10872 Tobias Grosser <tobi.grosser@amd.com>
10873 Jan Sjodin <jan.sjodin@amd.com>
10875 * graphite.c (scan_tree_for_params): On substractions negate
10876 all the coefficients of the term.
10877 (clast_to_gcc_expression_red): New. Handle reduction expressions
10878 of more than two operands.
10879 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
10880 (get_vdef_before_scop): Handle also the case of default definitions.
10882 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10884 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
10885 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
10886 Also use them when walking CALL_INSN_FUNCTION_USAGE.
10888 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
10889 Joey Ye <joey.ye@intel.com>
10891 PR middle-end/37843
10892 * cfgexpand.c (expand_stack_alignment): Don't update stack
10893 boundary nor check incoming stack boundary here.
10894 (gimple_expand_cfg): Update stack boundary and check incoming
10895 stack boundary here.
10897 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10899 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
10901 2009-01-14 Jakub Jelinek <jakub@redhat.com>
10903 PR rtl-optimization/38245
10904 * calls.c (expand_call): Add stack arguments to
10905 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10906 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
10907 in regs and partially in memory or BLKmode arguments.
10908 (emit_library_call_value_1): Add stack arguments to
10909 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10910 ACCUMULATE_OUTGOING_ARGS).
10911 * dce.c: Include tm_p.h.
10912 (find_call_stack_args): New function.
10913 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
10915 (mark_insn): Call find_call_stack_args for CALL_Ps.
10916 (prescan_insns_for_dce): Walk insns backwards in bb rather than
10917 forwards. Allocate and free arg_stores bitmap if needed, pass it
10918 down to deletable_insn_p, don't mark stores set in arg_stores
10919 bitmap, clear the bitmap at the beginning of each bb.
10920 * Makefile.in (dce.o): Depend on $(TM_P_H).
10922 2009-01-14 Michael Meissner <gnu@the-meissners.org>
10925 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
10926 to make sure the insn is a conditional test (bug 22599). Reformat a
10929 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
10931 PR middle-end/38431
10932 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
10933 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
10934 (gloog): Do not call cleanup_tree_cfg.
10935 (graphite_transform_loops): Call cleanup_tree_cfg after all
10936 scops have been code generated.
10938 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
10939 * doc/gty.texi (Invoking the garbage collector): Added new node
10940 and section documenting ggc_collect.
10942 2009-01-14 Richard Guenther <rguenther@suse.de>
10944 PR tree-optimization/38826
10945 PR middle-end/38477
10946 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
10947 initialization notes only if we actually emitted a warning.
10948 (intra_create_variable_infos): Add constraints for a result decl
10949 that is passed by hidden reference.
10950 (build_pred_graph): Mark all related variables non-direct on
10953 2009-01-14 Nick Clifton <nickc@redhat.com>
10955 * ira-conflicts.c: Include addresses.h for the definition of
10957 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
10958 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
10960 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
10963 * Makefile.in (ira-lives.o): Add except.h.
10965 * ira-lives.c: Include except.h.
10966 (process_bb_node_lives): Process can_throw_internal.
10968 2009-01-13 Jakub Jelinek <jakub@redhat.com>
10970 PR rtl-optimization/38774
10971 * combine.c (simplify_set): When undoing cc_use change, don't do
10972 PUT_CODE on the newly created comparison, but instead put back the
10975 2009-01-13 Joseph Myers <joseph@codesourcery.com>
10977 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
10978 values. Remove duplicate arm8 entry.
10980 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10982 PR tree-optimization/38786
10983 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
10984 the SSA_NAME case of expand_scalar_variables_expr.
10985 Set the type of an expression to the type of its assign statement.
10986 (expand_scalar_variables_expr): Also gather the scalar computation
10987 used to index the memory access. Do not pass loop_p.
10988 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
10989 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
10990 the gimple_stmt_iterator where it inserts new code.
10991 Do not pass loop_p.
10992 (copy_bb_and_scalar_dependences): Do not pass loop_p.
10993 (translate_clast): Update call to copy_bb_and_scalar_dependences.
10995 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10997 * graphite.h (debug_value): Removed.
10998 * graphite.c (debug_value): Removed.
11000 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11002 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11003 ldrd/strd with two 32-bit instructions.
11005 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11007 * config/arm/arm.c (struct processors): Pass for speed down into
11008 cost helper functions.
11009 (const_ok_for_op): Handle COMPARE and inequality nodes.
11010 (arm_rtx_costs_1): Rewrite.
11011 (arm_size_rtx_costs): Update prototype.
11012 (arm_rtx_costs): Pass speed down to helper functions.
11013 (arm_slowmul_rtx_costs): Rework cost calculations.
11014 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11015 (arm_9e_rtx_costs): Likewise.
11017 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11019 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11020 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11021 (alpha_legitimize_address): Do not split local symbols wider than
11022 UNITS_PER_WORD into HIGH/LO_SUM parts.
11024 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11027 * gcc.c (process_command): Replace call to execvp with calls
11028 to pex_one and exit.
11030 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11033 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11034 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11035 variant for devices with 3-byte PC.
11036 (__tablejump_elpm__): New.
11038 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11041 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11042 offsetof member-designator, handle it as `[0].'.
11044 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11046 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11047 function when not using named sections on targets with named sections
11048 if branch distance is less than 262132.
11050 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11052 * combine.c (combine_instructions): Recompute
11053 optimize_this_for_speed_p for each BB in the main combine loop.
11055 2009-01-12 Tomas Bily <tbily@suse.cz>
11058 * tree-loop-distribution.c (prop_phis): New function.
11059 (generate_builtin): Call prop_phis.
11060 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11062 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11064 PR tree-optimization/38807
11065 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11066 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11068 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11070 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11071 subreg of op0 to the original op0.
11073 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11075 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11077 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11080 * mips-tfile.c (parse_def): Fix parsing of def strings
11081 starting with digits.
11083 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11086 * config/arm/arm.c (arm_is_long_call_p): Don't call
11087 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11089 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11091 * regrename.c (regrename_optimize): Fix dumping.
11092 (find_oldest_value_reg): Preserve REG_POINTER.
11093 (copy_hardreg_forward_1): Likewise.
11095 2009-01-09 Diego Novillo <dnovillo@google.com>
11097 * gimple.h (struct gimple_statement_base) <uid>: Document
11098 the restrictions on its use.
11099 (gimple_uid): Tidy.
11100 (gimple_set_uid): Tidy.
11102 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11104 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11105 zero guard even if align_bytes != 0 and count is smaller than
11108 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11110 PR rtl-optimization/38495
11111 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11112 (add_range_and_copies_from_move_list): Print all added ranges.
11113 Add ranges to memory optimized destination.
11115 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11119 * config/i386/i386.c (override_options): Reject
11120 -mstringop-strategy=rep_8byte with -m32.
11121 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11122 to 1. Do count comparison against epilogue_size_needed at compile
11123 time even when count_exp was constant forced into register. For
11124 size_needed don't jump to epilogue, instead just avoid aligning
11125 and invoke the body algorithm. If need_zero_guard, add zero guard
11126 even if count is non-zero, but smaller than size_needed + number of
11127 bytes that could be stored for alignment.
11128 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11129 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11130 but smaller than size_needed + number of bytes that could be stored
11131 for alignment. Compare size_needed with epilogue_size_needed instead
11132 of desired_align - align, don't adjust size_needed, pass
11133 epilogue_size_needed to the epilogue expanders.
11136 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11138 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11140 * pa.c (last_address): Change to unsigned.
11141 (update_total_code_bytes): Change argument to unsigned. Don't
11142 check if insn addresses are set.
11143 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11144 addresses are not set.
11145 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11147 2009-01-09 Nick Clifton <nickc@redhat.com>
11149 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11150 DECL_DECLARED_INLINE_P.
11152 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11154 PR middle-end/38347
11155 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11156 GET_MODE (op0) in operand_subword_force calls.
11158 PR middle-end/38771
11159 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11160 fold_convert arg0 operands to TREE_TYPE (op0) first.
11162 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11164 * params.def (ira-max-conflict-table-size): Decrease default value
11167 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11169 PR tree-optimization/37031
11170 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11172 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11173 allocate it using gc instead of heap, use VEC_quick_push instead of
11175 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11176 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11177 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11178 allocated vector from heap allocated.
11179 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11180 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11181 vector only after perfect_loop_nest_depth call.
11183 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11184 Jan Sjodin <jan.sjodin@amd.com>
11186 PR tree-optimization/38559
11187 * graphite.c (debug_value, copy_constraint,
11188 swap_constraint_variables, scale_constraint_variable, ): New.
11189 (get_lower_bound, get_upper_bound): Removed.
11190 (graphite_trans_bb_strip_mine): Clean up this code that works
11191 only for constant number of iterations. Fully copy upper and
11192 lower bound constraints, not only the constant part of them.
11193 * graphite.h (debug_value): Declared.
11195 2009-01-08 Ira Rosen <irar@il.ibm.com>
11197 PR tree-optimization/37194
11198 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11199 Don't add the cost of cost model guard in prologue to scalar
11200 outside cost in case of known number of iterations.
11202 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11203 Alan Modra <amodra@bigpond.net.au>
11205 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11206 non-word-aligned REG+CONST addressing.
11208 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11211 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11212 free_after_compilation when outputting a thunk.
11213 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11214 Do not call free_after_compilation here.
11216 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11218 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11219 (ix86_valid_target_attribute_inner_p): Ditto.
11221 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11223 PR tree-optimization/38492
11224 PR tree-optimization/38498
11225 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11226 * tree-chrec.h (scev_is_linear_expression): Declared.
11227 * graphite.c (graphite_cannot_represent_loop_niter): New.
11228 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11229 (graphite_loop_normal_form): Use gcc_assert.
11230 (scan_tree_for_params): Use CASE_CONVERT.
11231 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11232 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11233 Use gcc_assert. Discard scops that contain unhandled cases.
11234 (build_scop_conditions): Return a boolean status for unhandled cases.
11235 (strip_mine_profitable_p): Print the loop number, not its depth.
11236 (is_interchange_valid): Pass the depth of the loop nest, don't
11237 recompute it wrongly.
11238 (graphite_trans_bb_block): Same.
11239 (graphite_trans_bb_block): Print tentative of loop blocking.
11240 (graphite_trans_scop_block): Do not print that the loop has been
11242 (graphite_transform_loops): Do not handle scops that contain condition
11245 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11247 AVX Programming Reference (December, 2008)
11248 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11249 (_mm256_stream_pd): Likewise.
11250 (_mm256_stream_ps): Likewise.
11252 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11253 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11254 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11255 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11256 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11257 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11258 (ix86_expand_special_args_builtin): Likewise.
11260 * config/i386/sse.md (AVXMODEDI): New.
11261 (avx_movnt<mode>): Likewise.
11262 (avx_movnt<mode>): Likewise.
11263 (<sse>_movnt<mode>): Remove AVX support.
11264 (sse2_movntv2di): Likewise.
11266 2009-01-07 Richard Guenther <rguenther@suse.de>
11268 PR middle-end/38751
11269 * fold-const.c (extract_muldiv): Remove obsolete comment.
11270 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11271 to PLUS_EXPR canonicalization for the canonicalization.
11273 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11275 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11276 hosted cross-compilers generating less efficient code.
11278 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11280 * function.h (rtl_data): Add a dbr_scheduled_p field.
11281 * reorg.c (dbr_schedule): Set it.
11282 (gate_handle_delay_slots): Check it.
11283 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11284 (mips_reorg): Check flag_delayed_branch instead of
11285 mips_base_delayed_branch.
11286 (mips_override_options): Don't set mips_base_delayed_branch
11287 or flag_delayed_branch.
11289 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11291 PR rtl-optimization/38426.
11292 * ira.c (ira): Set current_function_is_leaf earlier.
11294 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11296 PR rtl-optimization/38722
11297 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11298 too early, only set a flag and modify after last possible
11301 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11304 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11305 * real.c (decimal_single_format): Correct values of emin and emax.
11306 (decimal_double_format): Ditto.
11307 (decimal_quad_format): Ditto.
11308 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11309 computation of DECnn_MIN and DECnn_MAX for corrected values of
11310 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11311 __DECnn_MIN__, and adjust its computation for the corrected value
11314 2009-01-06 Jan Hubicka <jh@suse.cz>
11317 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11319 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11321 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11322 Add Robert Clark to the list of testers.
11324 2009-01-06 Jan Hubicka <jh@suse.cz>
11325 Kai Tietz <kai.tietz@onevision.com>
11327 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
11328 * config/i386/i386.c (ix86_expand_call): Add clobbers.
11330 2009-01-06 Jan Hubicka <jh@suse.cz>
11331 Kai Tietz <kai.tietz@onevision.com>
11333 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
11335 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
11336 (ix86_nsaved_regs): Count only general purpose regs.
11337 (ix86_nsaved_sseregs): New.
11338 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
11339 to 16 for w64; compute padding and size of sse reg save area.
11340 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
11341 general purpose regs.
11342 (ix86_emit_save_sse_regs_using_mov): New.
11343 (ix86_expand_prologue): Save SSE regs if needed.
11344 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
11345 (ix86_emit_restore_sse_regs_using_mov): New.
11346 (ix86_expand_epilogue): Save SSE regs if needed.
11348 2009-01-06 Jan Hubicka <jh@suse.cz>
11349 Kai Tietz <kai.tietz@onevision.com>
11351 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
11352 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
11353 functions when accumulate outgoing args is off.
11355 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11358 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
11359 before using pseudos_have_intersected_live_ranges_p.
11361 * ira-int.h (ira_assert): Always define.
11363 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11365 AVX Programming Reference (December, 2008)
11366 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
11367 (_mm256_permute2_pd): Likewise.
11368 (_mm_permute2_ps): Likewise.
11369 (_mm256_permute2_ps): Likewise.
11370 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
11371 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
11373 * config/i386/i386.c (ix86_builtins): Remove
11374 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
11375 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
11376 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
11377 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
11378 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
11379 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
11380 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
11381 __builtin_ia32_vpermil2ps256.
11382 (ix86_init_mmx_sse_builtins): Updated.
11383 (ix86_expand_args_builtin): Likewise.
11385 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11387 * pa.c (output_call): Relocate non-jump insns in the delay slot of
11388 long absolute calls when generating PA 2.0 code.
11390 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
11392 PR rtl-optimization/38583
11393 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
11395 * params.def (ira-max-conflict-table-size): New.
11397 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
11399 * ira.h (ira_conflicts_p): New external definition.
11401 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
11402 table. Report this. Return result of building.
11403 (ira_build_conflicts): Use ira_conflicts_p. Check result of
11404 building conflict table.
11406 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
11407 (ira_color): Use ira_conflicts_p.
11409 * global.c: Include ira.h.
11410 (pseudo_for_reload_consideration_p, build_insn_chain): Use
11413 * Makefile.in (global.o): Add ira.h.
11415 * ira-build.c (mark_all_loops_for_removal,
11416 propagate_some_info_from_allocno): New.
11417 (remove_unnecessary_allocnos): Call
11418 propagate_some_info_from_allocno.
11419 (remove_low_level_allocnos): New.
11420 (remove_unnecessary_regions): Add parameter. Call
11421 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
11422 parameter to remove_unnecessary_regions.
11423 (ira_build): Remove all regions but root if the conflict table was
11424 not built. Update conflict hard regs for allocnos crossing calls.
11426 * ira.c (ira_conflicts_p): New global.
11427 (ira): Define and use ira_conflicts_p.
11429 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11430 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
11431 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
11433 2009-01-06 Ben Elliston <bje@au.ibm.com>
11435 * gengtype-lex.l (YY_NO_INPUT): Define.
11437 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11440 * c-common.c (handle_vector_size_attribute): Also reject
11441 BOOLEAN_TYPE types.
11443 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
11445 PR tree-optimization/38492
11446 * graphite.c (rename_map_elt, debug_rename_elt,
11447 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
11448 rename_map_elt_info, eq_rename_map_elts,
11449 get_new_name_from_old_name, bb_in_sese_p): Moved around.
11450 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
11451 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
11452 (sese_build_livein_liveouts): New.
11453 (new_sese, free_sese): New.
11454 (new_scop): Call new_sese.
11455 (free_scop): Call free_sese.
11456 (rename_variables_from_edge, rename_phis_end_scop): Removed.
11457 (register_old_new_names): Renamed register_old_and_new_names.
11458 (register_scop_liveout_renames, add_loop_exit_phis,
11459 insert_loop_close_phis, struct igp,
11460 default_liveout_before_guard, add_guard_exit_phis,
11461 insert_guard_phis, copy_renames): New.
11462 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
11463 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
11464 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
11465 (scop_adjust_phis_for_liveouts): New.
11466 (gloog): Call scop_adjust_phis_for_liveouts.
11468 * graphite.h (struct sese): Documented. Added fields liveout,
11469 num_ver and livein.
11470 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
11471 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
11472 (struct scop): Added field liveout_renames.
11473 (SCOP_LIVEOUT_RENAMES): New.
11475 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11477 PR tree-optimization/38510
11478 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
11479 (translate_clast): Call recompute_all_dominators before
11481 (gloog): Call recompute_all_dominators before graphite_verify.
11483 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11484 Jan Sjodin <jan.sjodin@amd.com>
11486 PR tree-optimization/38500
11487 * graphite.c (create_sese_edges): Call fix_loop_structure after
11490 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11492 * config.gcc: Add m32r*-*-rtems*.
11493 * config/m32r/rtems.h: New file.
11495 2009-01-05 Ben Elliston <bje@au.ibm.com>
11497 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
11498 (.po.pox): Likewise.
11499 (po/gcc.pot): Likewise.
11501 2009-01-04 David S. Miller <davem@davemloft.net>
11503 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11504 (STARTING_FRAME_OFFSET): Always set to zero.
11506 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11508 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
11509 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
11510 fixed-point types, and vectors of the same.
11512 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11514 * config/mips/sync.md (*mb_barrier): Rename to...
11515 (*memory_barrier): ...this.
11517 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
11519 * doc/extend.texi (Function Attributes): Move @cindex after @item
11520 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
11521 and put in alphabetical order. Fix 'target' name and put in order.
11522 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
11525 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
11527 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
11528 (memory_barrier): Expand as unspec instead of unspec_volatile.
11529 Remove mem:BLK from insn operands. Use Pmode scratch register.
11530 (*memory_barrier): Define as unspec instead of unspec_volatile.
11531 Use (match_dup 0) as input operand.
11533 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
11534 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
11535 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
11536 scratch register. Remove operand 1.
11537 (*stbar): Define as unspec instead of unspec_volatile.
11538 Use (match_dup 0) as input operand, remove (const_int 8).
11539 (*membar): Define as unspec instead of unspec_volatile.
11540 Use (match_dup 0) as input operand, remove input operand 2.
11542 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
11543 (memory_barrier): Expand as unspec instead of unspec_volatile.
11544 Remove mem:BLK from insn operands. Use Pmode scratch register.
11545 (*memory_barrier): Define as unspec instead of unspec_volatile.
11546 Use (match_dup 0) as input operand.
11548 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
11549 Remove mem:BLK from insn operands. Use Pmode scratch register.
11550 Set volatile flag on operand 0.
11551 (*memory_barrier): New insn pattern.
11553 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
11555 (*memory_barrier): Use (match_dup 0) as input operand.
11557 * config/mips/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 (*mb_internal): New insn pattern.
11562 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
11564 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11566 PR middle-end/38586
11567 * function.c (struct temp_slot): Move to the section of the file
11568 that deals with temp slots. Remove field 'address'.
11569 (temp_slot_address_table): New hash table of address -> temp slot.
11570 (struct temp_slot_address_entry): New struct, items for the table.
11571 (temp_slot_address_compute_hash, temp_slot_address_hash,
11572 temp_slot_address_eq, insert_temp_slot_address): Support functions
11574 (find_temp_slot_from_address): Rewrite to use the new hash table.
11575 (remove_unused_temp_slot_addresses): Remove addresses of temp
11576 slots that have been made available.
11577 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
11578 worker function for remove_unused_temp_slot_addresses.
11579 (assign_stack_temp_for_type): Don't clear the temp slot address list.
11580 Add the temp slot address to the address -> temp slot map.
11581 (update_temp_slot_address): Update via insert_temp_slot_address.
11582 (free_temp_slots): Call remove_unused_temp_slot_addresses.
11583 (pop_temp_slots): Likewise.
11584 (init_temp_slots): Allocate the address -> temp slot map, or empty
11585 the map if it is already allocated.
11586 (prepare_function_start): Initialize temp slot processing.
11588 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11590 PR middle-end/38584
11591 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
11592 Calculate the size of all stack vars assuming no packing of stack
11593 vars will happen, replacing a quadratic algorithm with a linear one.
11595 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11598 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
11601 2009-01-03 Diego Novillo <dnovillo@google.com>
11603 * doc/contrib.texi: Update contributions.
11605 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11608 * builtins.c (fold_builtin_memory_op): Give up if either operand
11609 is volatile. Set srctype or desttype to non-qualified version
11613 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
11614 and FUNCTION_DECLs.
11616 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
11618 PR rtl-optimization/35805
11619 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
11620 problem if fast dce is able to remove any instructions.
11621 * dce.c (dce_process_block): Fix dump message.
11623 2009-01-02 Mark Mitchell <mark@codesourcery.com>
11626 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
11628 2009-01-02 Jakub Jelinek <jakub@redhat.com>
11630 PR middle-end/38690
11631 * tree-flow.h (op_code_prio, op_prio): New prototypes.
11632 * tree-pretty-print.c (op_code_prio): New function.
11633 (op_prio): No longer static. Use op_code_prio.
11634 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
11635 Use op_prio and op_code_prio to determine if () should be
11636 printed around operand(s) or not.
11638 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
11639 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
11640 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
11641 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
11642 pp_character instead of pp_string for single letter printing.
11644 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11646 * doc/extend.texi: Fix '#pragma GCC option' typo.
11648 2009-01-02 Richard Guenther <rguenther@suse.de>
11650 * doc/install.texi (--enable-checking): Mention different
11651 default for stage1.
11652 (--enable-stage1-checking): Document.
11654 2009-01-01 Andrew Pinski <pinskia@gmail.com>
11656 PR middle-end/30142
11657 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
11658 case to be an error.
11660 2009-01-02 Ben Elliston <bje@au.ibm.com>
11662 * config/fp-bit.h (pack_d): Constify argument.
11663 * config/fp-bit.c (makenan): Constify return type. Remove casts.
11664 (isnan): Constify argument.
11666 (iszero): Likewise.
11667 (pack_d): Likewise.
11668 (_fpadd_parts): Constify return type.
11669 (_fpmul_parts): Likewise.
11670 (_fpdiv_parts): Likewise.
11672 2009-01-01 Jakub Jelinek <jakub@redhat.com>
11675 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
11676 warn about overwriting initializer with side-effects or
11677 -Woverride-init if !IMPLICIT.
11678 (output_init_element): Likewise. Pass IMPLICIT down to
11680 (process_init_element): Add IMPLICIT argument. Pass it down
11681 to output_init_element.
11682 (push_init_element, pop_init_level, set_designator): Adjust
11683 process_init_element callers.
11684 (set_nonincremental_init, set_nonincremental_init_from_string):
11685 Adjust add_pending_init callers.
11686 (output_pending_init_elements): Adjust output_init_element callers.
11687 * c-tree.h (process_init_element): Adjust prototype.
11688 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
11689 process_init_element callers.
11692 Copyright (C) 2009 Free Software Foundation, Inc.
11694 Copying and distribution of this file, with or without modification,
11695 are permitted in any medium without royalty provided the copyright
11696 notice and this notice are preserved.