1 2009-05-12 Jan Hubicka <jh@suse.cz>
3 * tree-inline.c (estimate_operator_cost): Add operands;
4 when division happens by constant, it is cheap.
5 (estimate_num_insns): Loads and stores are not having cost of 0;
6 EH magic stuff is cheap; when computing runtime cost of switch,
7 use log2 base of amount of its cases; builtin_expect has cost of 0;
8 compute cost for moving return value of call.
9 (init_inline_once): Initialize time_based flags.
10 * tree-inline.h (eni_weights_d): Add time_based flag.
12 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14 * df-core.c: Update head documentation.
16 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20 shadowing exisiting variable op1.
22 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
25 * config/i386/driver-i386.c (processor_signatures): New enum.
26 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
27 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
28 processor signature to detect geode processor.
30 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
34 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
36 * optabs.c (prepare_cmp_insn): Temporarily disable test that
37 causes spurious differences between trunk and cond-optab branch.
39 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
41 * dojump.c (compare_from_rtx): Delete.
42 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
43 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
44 if the comparison does not satisfy the predicate; test predicates for
45 operands 2 and 3 of a cstore pattern. Don't try cstore optab
46 further if one existing pattern fails.
47 * expr.h (compare_from_rtx): Delete.
48 (prepare_operand): Declare it.
49 * optabs.c: Change "lib call" to "libcall" throughout.
50 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
51 HAVE_conditional_trap, emit_cmp_insn): Delete.
52 (can_compare_p): Delete cmp_optab case.
53 (prepare_float_lib_cmp): Return an rtx and a machine mode.
54 Accept other parameters by value.
55 (prepare_operand): Make non-static.
56 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
57 other parameters by value. Try to widen operands here based on
58 an optab_methods argument and looking at cbranch_optab.
59 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
60 loop. Use cbranch_optab directly.
61 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
62 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
64 (emit_conditional_move, emit_conditional_add): Inline what's needed
65 of compare_from_rtx, using new prepare_cmp_insn for the rest.
66 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
67 with COMPARE. Move cmov_optab and cstore_optab above
68 with cbranch_optab, move cmp_optab down with ucmp_optab,
69 remove tst_otpab. Do not initialize trap_rtx.
70 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
71 for trap code. Do not check HAVE_conditional_trap. Use
72 prepare_cmp_insn. Accept no predicate for operand 3.
73 * optabs.h (OTI_cmp): Mark as used only for libcalls.
74 (OTI_ctrap, ctrap_optab): New.
76 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
77 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
78 with lookup of ctrap_optab.
79 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
80 setcc_gen_code): Delete.
83 * combine.c (combine_simplify_rtx, simplify_set): Do not
84 special case comparing against zero for cc0 machines.
85 * simplify-rtx.c (simplify_binary_operation_1): Never remove
86 COMPARE on cc0 machines.
87 (simplify_relational_operation): Return a new expression when
88 a COMPARE could be removed.
89 * final.c (final_scan_insn): Compare cc_status values
90 against LHS of a (compare FOO (const_int 0)) cc0 source.
91 Also check if cc_status.value is the full compare.
93 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
94 (cstoreMM4): Document.
95 (conditional_trap): Document ctrapMM4 instead.
96 (sync_compare_and_swapMM): Refer to cbranchcc4.
97 (Dependent Patterns): Eliminate obsolete information referring to
98 the old jump optimization phase.
99 (Canonicalization): Include cbranchcc4 case, omit canonicalization
100 of compares with 0 on cc0 machines.
101 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
102 avoiding references to cc0. Remove text about storing operands
104 * doc/tm.texi (Condition Codes): Include blurb on different
105 condition code representations, separate into subsections for
106 CC0, MODE_CC and conditional execution.
108 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
109 alpha_emit_setcc): Accept operands and a machine mode.
110 * config/alpha/alpha.c (alpha_emit_conditional_branch):
111 Get code/op0/op1 from operands, use machine mode argument
112 instead of alpha_compare.fp_p. Emit the branch here.
113 (alpha_emit_setcc): Likewise, and return boolean.
114 (alpha_emit_conditional_move): Likewise. Assert that
115 cmp_op_mode == cmp_mode, and simplify accordingly.
116 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
117 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
118 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
120 (stack probe test): Use cbranchdi4.
121 * config/alpha/predicates.md (alpha_cbranch_operator): New.
123 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
124 * config/arc/arc.h (movsicc, movsfcc): Use it.
125 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
126 (cbranchsi4, cstoresi4): New.
127 (cmpsi, bCC and sCC expanders): Remove.
129 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
130 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
131 * config/arm/predicates.md (arm_comparison_operator): Only include
132 floating-point operators if there is a hardware floating-point unit.
133 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
134 deferring to cbranch_cc and cstore_cc respectively.
135 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
136 cbranch_cc, cstore_cc): New.
137 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
139 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
141 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
142 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
144 (adjust_insn_length): Adjust calls.
145 (avr_reorg): Handle (compare (foo) (const_int 0)).
146 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
147 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
148 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
149 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
151 (cbranchqi4, cbranchhi4, cbranchsi4): New.
152 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
154 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
155 (cbranchsi4, cstorebi4, cstoresi4): New.
156 (movbisi): This insn is duplicate, split it to zero_extend.
157 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
158 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
159 (bfin_optimize_loop): Use cbranch expander.
160 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
161 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
162 (bfin_bimode_comparison_operator): ... this.
163 (bfin_direct_comparison_operator): New.
165 * config/cris/cris.c (cris_normal_notice_update_cc): Look
166 inside (compare FOO (const_int 0)).
167 (cris_rtx_costs): Handle ZERO_EXTRACT.
168 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
169 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
170 (*tstdi_v32): Delete.
171 (*cmpdi_non_v32): Add M alternative for operand 1.
172 (cmpsi, cmp<mode>): Make private.
173 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
175 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
177 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
178 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
179 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
180 (cc_reg_operand): New.
182 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
183 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
184 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
185 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
186 crx_expand_scond): Delete.
188 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
190 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
191 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
193 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
194 cstoresi4, cstoresf4, cstoredf4): New.
195 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
196 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
197 Receive the entire operands array.
198 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
199 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
200 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
201 Get test/op0/op1 from the operands array.
202 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
204 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
205 (h8300_expand_store): New.
206 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
208 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
209 (h8300_expand_store): New.
210 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
211 or do not try to produce (set (cc0) REG).
212 (peepholes): Wrap arguments with COMPARE. Add a peephole to
213 change a compare into a move to a scratch register. Disable some
214 peepholes when comparing with zero.
215 (tstsi, tsthi, tstsi, cmpqi): Make private.
218 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
221 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
222 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
223 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
224 (ix86_emit_i387_log1p): Use cbranchxf2.
225 (ix86_expand_setcc): Return void.
226 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
227 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
228 cmp<MODEF>, cmpcc): Remove.
229 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
230 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
231 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
232 (sCC and bCC expanders): Remove.
233 (stack_protect_test): Use cbranchcc4.
235 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
237 (ia64_expand_compare): Accept three rtx by reference and return void.
238 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
239 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
240 from *expr. Update *expr with the BImode comparison to do.
241 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
242 cmptf, bCC, sCC, conditional_trap): Delete.
243 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
244 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
245 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
246 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
247 * config/ia64/predicates.md (ia64_cbranch_operator): New.
249 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
250 type of last argument.
251 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
252 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
253 use machine mode argument instead of branch_type. Remove dead
254 code for floating-point comparisons.
255 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
256 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
258 (cbranchsi4, cstoresi4): New.
259 * config/iq2000/predicates.md (reg_or_const_operand): New.
261 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
262 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
263 (b<code>_op): Rewrite to...
264 (bcc_op): ... this, using match_operator.
265 (s<code>_op): Rewrite to...
266 (scc_op): ... this, using match_operator.
267 (s<code>_24_op): Rewrite to...
268 (scc_op_24): ... this, using match_operator.
269 (s<code>_<mode>): Rewrite to...
270 (cstore<mode>4): ... this, using match_operator.
271 (s<code>_<mode>_24): Rewrite to...
272 (cstore<mode>4_24): ... this, using match_operator.
273 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
274 m32c_unpend_compare, m32c_expand_scc): Delete.
275 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
276 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
277 (m32c_expand_movcc): Change NE to EQ if necessary.
278 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
280 * config/m32r/m32r-protos.h (gen_cond_store): New.
281 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
282 (gen_cond_store): New, from sCC patterns.
283 (m32r_expand_block_move): Use cbranchsi4.
284 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
285 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
286 (cbranchsi4, cstoresi4): New.
288 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
290 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
291 (m68hc11_notice_update_cc): Look into a compare with 0.
292 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
294 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
295 cmphi, cmpqi, bCC): Delete.
296 (cbranchsi4, cbranchhi4, cbranchqi4): New.
297 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
298 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
301 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
302 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
303 * config/m68k/constraints.md (H): New.
304 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
305 the define_insn below.
306 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
307 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
308 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
309 patterns): Wrap RHS with COMPARE.
310 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
311 (*cmpdi_internal): Name this pattern.
312 (cmpdi): Change to define_insn.
313 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
314 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
315 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
317 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
318 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
319 (conditional_trap): Change to...
320 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
321 (*conditional_trap): Use the ordered_comparison_operator and
322 const1_operand predicates.
323 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
324 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
325 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
326 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
328 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
329 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
330 (mcore_gen_compare): New.
331 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
332 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
333 (mcore_gen_compare): ... this.
334 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
335 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
336 (stack probe pattern): Use cbranchsi4.
338 * config/mips/predicates.md (mips_cstore_operator): New.
339 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
340 * config/mips/mips.md (any_cond): Delete.
341 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
343 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
344 fixuns_truncsfdi2): Use cbranch patterns.
345 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
346 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
347 Adjust call to mips_expand_conditional_branch.
348 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
350 * config/mips/mips-protos.h (mips_expand_conditional_branch,
351 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
352 * config/mips/mips.c (cmp_operands): Delete.
353 (mips_emit_compare): Get comparison operands from *op0/*op1.
354 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
355 that it succeeds. Use op0/op1 instead of cmp_operands.
356 (mips_expand_conditional_branch, mips_expand_conditional_move,
357 mips_expand_conditional_trap): Likewise.
358 (mips_block_move_loop): Use cbranch patterns.
359 * config/mips/mips.h (cmp_operands): Delete.
361 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
362 (mmix_gen_compare_reg): Just return a register in the right CC mode.
363 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
364 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
365 (*cmpcc_folded): Rename to...
366 (*cmpdi_folded): this.
367 (*cmpcc): Rename to...
369 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
372 (cbranchdf4): New. Handle invalid comparisons here.
373 * config/mmix/predicates.md (float_comparison_operator): New.
375 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
376 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
377 * config/mn10300/mn10300.md (tst): Delete.
378 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
379 Name these patterns and wrap RHS in a compare.
380 (*cmpsi): Make this pattern private. Include tst.
381 (*cmpsf): Make this pattern private.
382 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
383 (compare with zero peepholes): Likewise.
385 (cbranchsi4, cbranchsf4): New.
386 (casesi): Use cbranchsi4.
388 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
389 hppa_branch_type): Delete.
390 (return_addr_rtx): Use cbranchsi4.
391 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
392 Emit CCFPmode comparison here.
393 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
394 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
395 hppa_branch_type): Delete.
396 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
397 (movsicc, movdicc): Remove references to hppa_compare_op0,
398 hppa_compare_op1 and compare_from_rtx.
399 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
400 (casesi): Use cbranchsi4.
402 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
403 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
404 * config/pdp11/pdp11.md (register_or_const0_operand): New.
405 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
406 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
408 (cbranchdf4, cbranchhi4, cbranchqi4): New.
409 (*branch, *branch_inverted): New.
411 * config/picochip/picochip.md (cbranchhi4): Use
412 ordered_comparison_operator.
413 (cmphi, bCC): Remove.
415 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
416 (trap_comparison_operator): Delete.
417 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
418 rs6000_emit_cbranch): Accept mode and operands.
419 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
420 rs6000_compare_fp_p): Delete.
421 (rs6000_generate_compare): Accept mode and comparison. Extract code
422 and op0/op1 from there. Replace references to rs6000_compare_op0
423 and rs6000_compare_op1.
424 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
425 extract result from passed operands.
426 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
427 extract loc from passed operands.
428 (rs6000_emit_cmove): Likewise.
429 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
430 rs6000_compare_fp_p): Delete.
431 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
432 (cbranch<GPR>4, cbranch<FP>4): New.
433 (cstore<mode>4): New. Consolidate here all choices about when to use
434 portable or specialized sCC sequences.
435 (stack_protect_test): Use cbranchsi4.
436 (conditional_trap): Replace with ctrap<GPR>4.
437 (conditional trap insn): Replace trap_comparison_operator with
438 ordered_comparison_operator.
440 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
441 (s390_emit_prologue): Use ctrap.
442 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
443 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
444 New predicates replacing...
445 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
446 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
447 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
448 (add<mode>cc): Do not use s390_compare_op0/op1.
449 (s<code>): Change to...
450 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
452 (cstorecc4): ... this. Handle EQ or NE equally.
453 (*sne): Un-privatize for use in cstorecc4.
454 (b<code>): Change to...
455 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
456 (conditional_trap): Replace with...
457 (ctrap<GPR>4, ctrap<FP>4): ... these.
458 (stack_protect): Use cbranchcc4.
460 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
461 * config/score/score-protos.h (score_gen_cmp): Delete.
462 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
463 (score_block_move-loop): Use cbranchsi4.
464 * config/score/score.md (cbranchsi4): New.
465 (cmpsi, bCC): Delete.
466 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
467 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
468 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
469 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
470 * config/score/score3.h (score3_gen_cmp): Delete.
471 * config/score/score7.h (score7_gen_cmp): Delete.
473 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
474 (sh_emit_scc_to_t): ... this. Return void.
475 (from_compare): Rename to...
476 (sh_emit_compare_and_branch): ... this.
477 (sh_emit_compare_and_set): New.
478 (sh_expand_t_scc): Accept operands.
479 * config/sh/predicates.md (sh_float_comparison_operator): New.
480 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
481 (prepare_scc_operands): Rename to...
482 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
484 (sh_emit_cheap_store_flag): New.
485 (sh_emit_set_t_insn): New.
486 (from_compare): Rename to...
487 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
488 handling of TARGET_SH2E floating point to avoid recursive call.
489 Generate branch here.
490 (sh_emit_compare_and_set): New.
491 (sh_expand_t_scc): Get op0/op1 from arguments.
492 (sh_emit_cheap_store_flag): New.
493 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
495 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
496 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
497 (movsicc, movdicc): Do nothing when it recreated operands from
498 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
499 prepare_scc_operands (now sh_emit_scc_to_t).
500 (udivdi3): Use cstoresi4.
501 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
502 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
503 (cbranchint4_media, cbranchfp4_media): New.
504 (casesi): Use cbranchdi4.
505 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
507 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
508 (movnegt): Remove second operand.
509 (cbranchsf4, cbranchdf4): New.
510 (stack_protect): Use cbranchdi4/cbranchsi4.
512 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
513 (gen_compare_reg): Accept comparison, extract part of it to...
514 (gen_compare_reg_1): ... this.
515 (gen_compare_operator): Delete.
516 (gen_v9_scc): Accept separate destination, comparison code and arms.
517 Do not use sparc_compare_op0/sparc_compare_op1.
518 (emit_scc_insn, emit_conditional_branch_insn): New.
519 (emit_v9_brxx): Make static. Remove useless assertion.
520 (sparc_emit_float_lib_cmp): Return RTL instead of calling
522 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
523 * config/sparc/sparc-protos.h (gen_compare_reg,
524 sparc_emit_float_lib_cmp): Adjust prototype.
525 (emit_scc_insn, emit_conditional_branch_insn): New.
526 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
527 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
528 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
529 iterators to the top.
530 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
531 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
532 snedi_special_trunc): Delete.
533 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
534 and snedi_special_trunc.
535 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
536 cbranchdi4, cbranch<F:mode>4): New.
537 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
538 here. Use gen_compare_reg instead of gen_compare_operator.
539 (conditional_trap): Replace with...
540 (ctrapsi4, ctrapdi4): ... this.
541 (stack_protect_test): Use cbranchcc4.
543 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
545 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
546 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
547 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
548 from operands[0] or operands[3] depending on is_set.
549 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
550 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
551 cmpdf, bCC), sCC: Remove.
552 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
553 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
555 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
556 spu_emit_branch_or_set.
558 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
560 * config/stormy16/stormy16.h (xstormy16_compare_op0,
561 xstormy16_compare_op1): Delete.
562 * config/stormy16/stormy16.c (xstormy16_compare_op0,
563 xstormy16_compare_op1): Delete.
564 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
566 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
567 (cmphi, cmpsi, bCC): Remove.
569 * config/v850/v850.md (tstsi, cmpsi): Fold into...
570 (*cmpsi): ... this one.
571 (cbranchsi4, cstoresi4): New.
572 (bCC expanders): Delete.
573 (sCC insns): Fold into...
574 (*setcc): ... this one.
575 (casesi): Do not use gen_cmpsi and gen_bgtu.
576 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
578 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
580 * config/vax/vax-protos.h (cond_name): New.
581 (vax_output_conditional_branch): Remove.
582 * config/vax/vax.c (cond_name): New.
583 (vax_output_conditional_branch): Remove.
584 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
585 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
586 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
587 (bit<VAXint>): Wrap source with (compare).
588 (b<code> and following unnamed pattern): Rename to *branch and
589 *branch_reversed. Change macroization to match_operator.
590 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
592 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
593 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
594 Change last argument to machine_mode.
595 (xtensa_expand_scc): Add machine_mode argument.
596 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
597 (gen_conditional_move, xtensa_expand_conditional_branch,
598 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
599 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
600 Adjust operand numbers.
601 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
603 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
604 (cmpsi, cmpsf, b<code>, s<code>): Delete.
605 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
607 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
609 * optabs.c (prepare_cmp_insn): Temporarily disable test that
610 causes spurious differences between trunk and cond-optab branch.
612 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
615 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
617 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
619 * tree.c (iterative_hash_pointer): Delete.
620 (iterative_hash_expr): Short-circuit handling of NULL pointer.
621 Hash UIDs and versions of SSA names. Don't special-case built-in
622 function declarations.
624 2009-05-11 Ian Lance Taylor <iant@google.com>
627 * graphite.c: Force -Wc++-compat to only be a warning before
628 #including "cloog/cloog.h".
630 2009-05-11 Martin Jambor <mjambor@suse.cz>
632 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
634 2009-05-11 Jan Hubicka <jh@suse.cz>
636 * tree-ssa-loop-ivcanon.c: Include target.h
637 (struct loop_size): new structure.
638 (constant_after_peeling): New predicate.
639 (tree_estimate_loop_size): New function.
640 (estimated_unrolled_size): Rewrite for new estimates.
641 (try_unroll_loop_completely): Use new estimates.
642 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
644 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
646 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
647 libcpp interface change.
648 (spu_macro_to_expand): Likewise.
650 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
652 PR tree-optimization/40026
653 * gimplify.c (gimplify_init_constructor): Change initial conditional
654 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
655 optimize_compound_literals_in_ctor.
657 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
659 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
661 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
663 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
665 * tree-vect-data-refs.c (vect_analyze_group_access): Use
666 HOST_WIDE_INT for gap.
668 2009-05-11 Ira Rosen <irar@il.ibm.com>
670 PR tree-optimization/40074
671 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
672 account in group size and step comparison.
674 2009-05-11 Richard Guenther <rguenther@suse.de>
676 * passes.c (init_optimization_passes): Strip now incorrect comment.
677 (execute_function_todo): Do not set PROP_alias.
678 * tree-pass.h (PROP_alias): Remove.
679 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
680 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
681 * tree-nrv.c (pass_return_slot): Likewise.
682 * tree-object-size.c (pass_object_sizes): Likewise.
683 * tree-ssa-dom.c (pass_dominator): Likewise.
684 (pass_phi_only_cprop): Likewise.
685 * tree-ssa-dse.c (pass_dse): Likewise.
686 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
687 (pass_cselim): Likewise.
688 * tree-ssa-pre.c (pass_pre): Likewise.
689 (pass_fre): Likewise.
690 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
691 * tree-ssa-sink.c (pass_sink_code): Likewise.
692 * tree-stdarg.c (pass_stdarg): Likewise.
693 * tree-tailcall.c (pass_tail_calls): Likewise.
694 * tree-vrp.c (pass_vrp): Likewise.
696 2009-05-10 Ian Lance Taylor <iant@google.com>
698 * basic-block.h (enum profile_status): Break out of struct
700 * cgraph.h (struct inline_summary): Break out of struct
702 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
703 of struct cgraph_order_sort.
704 * combine.c (enum undo_kind): New enum, broken out of struct undo.
705 * cse.c (struct branch_path): Break out of struct
706 cse_basic_block_data.
707 * except.h (enum eh_region_type): Break out of struct eh_region.
708 * gcc.c (enum add_del): Break out of struct modify_target.
709 * genrecog.c (enum decision_type): Break out of struct decision_test.
710 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
712 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
713 * regmove.c (enum match_use): New enum, broken out of struct match.
714 * sched-int.h (enum post_call_group): New enum, broken out of
716 (struct deps_reg): Break out of struct deps.
717 * target.h (struct asm_int_op): Break out of struct gcc_target.
718 * tree-eh.c (struct goto_queue_node): Break out of struct
720 * tree-inline.h (enum copy_body_cge_which): Break out of
722 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
724 * c-decl.c (in_struct, struct_types): New static variables.
725 (pushtag): Add loc parameter. Change all callers.
726 (lookup_tag): Add ploc parameter. Change all callers.
727 (check_compound_literal_type): New function.
728 (parser_xref_tag): Add loc parameter. Change all callers. If
729 -Wc++-compat, warn about struct/union/enum types defined within a
731 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
732 and loc parameters. Change all callers. Change error calls to
733 error_at, using loc. For a redefinition, if the location of the
734 original definition is known, report it. Set in_struct and
735 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
736 (finish_struct): Add new parameters enclosing_in_struct and
737 enclosing_struct_types. Change all callers. Set
738 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
739 in the struct. If in a struct, add this struct to struct_types.
740 (start_enum): Add loc parameter. Change all callers. Use
741 error_at for errors, using loc. For a redefinition, if the
742 location of the original definition is known, report it. If in a
743 struct, add this enum type to struct_types. If -Wc++-compat warn
744 if in sizeof, typeof, or alignof.
745 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
746 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
747 (c_parser_enum_specifier): Get enum location for start_enum.
748 (c_parser_struct_or_union_specifier): Get struct location for
749 start_struct. Save in_struct and struct_types status between
750 start_struct and finish_struct.
751 (c_parser_cast_expression): Get location of cast.
752 (c_parser_alignof_expression): Get location of type.
753 (c_parser_postfix_expression): Likewise.
754 (c_parser_postfix_expression_after_paren_type): Add type_loc
755 parameter. Change all callers. Call check_compound_literal_type.
756 Use type_loc for error about variable size type.
757 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
758 of an enum constant from an enum type defined in a struct or union.
759 (c_cast_expr): Add loc parameter. Change all callers. If
760 -Wc++-compat, warn about defining a type in a cast.
761 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
762 (start_enum, start_struct, finish_struct): Update declarations.
763 (parser_xref_tag, c_cast_expr): Update declarations.
764 (check_compound_literal_type): Declare.
766 2009-05-11 Ben Elliston <bje@au.ibm.com>
768 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
769 for recent libcpp interface change.
770 (rs6000_macro_to_expand): Likewise.
772 2009-05-10 Michael Matz <matz@suse.de>
775 * config/arm/arm.c (require_pic_register): Emit on entry edge,
776 not at entry of function.
778 2009-05-10 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/40081
782 * tree-sra.c (instantiate_element): Instantiate scalar replacements
783 using the main variant of the element type. Do not fiddle with
784 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
786 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
787 structs with volatile fields.
789 2009-05-10 Jan Hubicka <jh@suse.cz>
791 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
792 (estimate_move_cost): Assert that it does not get called for
794 (estimate_num_insns): Skip VOID types in argument handling.
795 (optimize_inline_calls): Delete unreachable blocks and verify that
798 2009-05-10 Jan Hubicka <jh@suse.cz>
800 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
801 * cgraph.c (cgraph_mark_address_taken_node): New function.
802 (dump_cgraph_node): Dump new flag.
803 * cgraph.h (struct cgraph_node): Add address_taken.
804 (cgraph_mark_address_taken_node): New function.
805 * ipa.c (cgraph_postorder): Prioritize functions with address taken
806 since new direct calls can be born.
808 2009-05-10 Joseph Myers <joseph@codesourcery.com>
810 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
813 2009-05-10 Jan Hubicka <jh@suse.cz>
816 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
818 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
819 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
820 * tree-inline.c (copy_bb): Set frequency correctly.
821 (fold_marked_statements): Update call to
822 cgraph_update_edges_for_call_stmt.
824 2009-05-10 Joseph Myers <joseph@codesourcery.com>
826 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
827 identifiers in diagnostics.
828 * config/arm/arm.c (arm_handle_fndecl_attribute,
829 arm_handle_isr_attribute): Likewise.
830 * config/avr/avr.c (avr_handle_progmem_attribute,
831 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
833 * config/bfin/bfin.c (handle_int_attribute,
834 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
835 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
836 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
838 * config/darwin.c (darwin_handle_kext_attribute,
839 darwin_handle_weak_import_attribute): Likewise.
840 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
841 h8300_handle_eightbit_data_attribute,
842 h8300_handle_tiny_data_attribute): Likewise.
843 * config/i386/i386.c (ix86_handle_cconv_attribute,
844 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
846 * config/i386/winnt.c (ix86_handle_shared_attribute,
847 ix86_handle_selectany_attribute): Likewise.
848 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
849 * config/m32c/m32c.c (function_vector_handler): Likewise.
850 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
851 m68hc11_handle_fntype_attribute): Likewise.
852 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
853 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
854 * config/mips/mips.c (mips_insert_attributes,
855 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
856 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
857 rs6000_handle_struct_attribute): Likewise.
858 * config/sh/sh.c (sh_insert_attributes,
859 sh_handle_resbank_handler_attribute,
860 sh_handle_interrupt_handler_attribute,
861 sh2a_handle_function_vector_handler_attribute,
862 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
864 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
865 * config/spu/spu.c (spu_handle_fndecl_attribute,
866 spu_handle_vector_attribute): Likewise.
867 * config/stormy16/stormy16.c
868 (xstormy16_handle_interrupt_attribute): Likewise.
869 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
870 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
872 2009-05-10 Joseph Myers <joseph@codesourcery.com>
874 * pretty-print.h (struct pretty_print_info): Add
875 translate_identifiers.
876 (pp_translate_identifiers): New.
877 (pp_identifier): Only conditionally translate identifier to locale
879 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
880 (pp_base_tree_identifier): Only conditionally translate identifier
881 to locale character set.
882 * c-pretty-print.c (M_): Define.
883 (pp_c_type_specifier, pp_c_primary_expression): Mark English
884 fragments for conditional translation with M_.
885 * tree-pretty-print.c (maybe_init_pretty_print): Disable
886 identifier translation.
888 2009-05-10 Richard Guenther <rguenther@suse.de>
890 PR tree-optimization/40081
891 * tree-sra.c (instantiate_element): Instantiate scalar replacements
892 using the main variant of the element type. Do not fiddle with
893 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
895 2009-05-09 Jan Hubicka <jh@suse.cz>
898 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
899 indirect calls; verify cgraph afterwards.
901 2009-05-09 Jan Hubicka <jh@suse.cz>
904 * ipa.c (update_inlined_to_pointer): New function.
905 (cgraph_remove_unreachable_nodes): Use it.
907 2009-05-09 Jan Hubicka <jh@suse.cz>
909 * tree-eh.c (struct leh_state): Remove prev_try.
910 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
912 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
913 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
914 remove_eh_handler_and_replace, foreach_reachable_handler,
915 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
916 * except.h (struct eh_region): Remove eh_region_u_cleanup.
917 (gen_eh_region_cleanup): Update prototype.
919 2009-05-09 Jan Hubicka <jh@suse.cz>
922 * except.c (copy_eh_region): Always set prev_try.
923 (redirect_eh_edge_to_label): Find outer try.
924 (foreach_reachable_handler): When looking for prev try
925 handle case where previous try is not going to be taken.
927 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
929 PR tree-optimization/40049
930 * tree-vect-stmts.c (vectorizable_operation): If the machine has
931 only vector/vector shifts, convert the type of the constant to the
932 appropriate type to avoid building incorrect trees, which
933 eventually have problems with garbage collection.
935 2009-05-08 Joseph Myers <joseph@codesourcery.com>
937 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
938 -1 for complex floating-point types if honoring signed zeros.
940 2009-05-08 Jan Hubicka <jh@suse.cz>
942 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
943 argument; handle correctly when profile is absent.
944 (build_cgraph_edges): Update.
945 (rebuild_cgraph_edges): Update.
946 * cgraph.c: Do not include varray.h.
947 (cgraph_set_call_stmt_including_clones): New function.
948 (cgraph_create_edge_including_clones): Likewise
949 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
950 (cgraph_update_edges_for_call_stmt): Handle clones.
951 (cgraph_remove_node): Handle clone tree.
952 (cgraph_remove_node_and_inline_clones): New function.
953 (dump_cgraph_node): Dump clone tree.
954 (cgraph_clone_node): Handle clone tree.
955 (clone_function_name): Bring here from tree-inline.c.
956 (cgraph_create_virtual_clone): New function.
957 * cgraph.h (ipa_replace_map): Move here from ipa.h.
958 (cgraph_clone_info): New function.
959 (strut cgraph_node): Add clone_info and new clone tree pointers.
960 (cgraph_remove_node_and_inline_clones,
961 cgraph_set_call_stmt_including_clones,
962 cgraph_create_edge_including_clones,
963 cgraph_create_virtual_clone): Declare.
964 (cgraph_function_versioning): Use VEC argument.
965 (compute_call_stmt_bb_frequency): Update prototype.
966 (cgraph_materialize_all_clones): New function.
967 * ipa-cp.c (ipcp_update_cloned_node): Remove.
968 (ipcp_create_replace_map): Update to VECtors.
969 (ipcp_update_callgraph): Use virtual clones.
970 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
971 (ipcp_update_profiling): Do not update local profiling.
972 (ipcp_insert_stage): Use VECtors and virtual clones.
973 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
974 (clone_of_p): New function.
975 (cgraph_preserve_function_body_p): Use clone tree.
976 (cgraph_optimize): Materialize clones.
977 (cgraph_function_versioning): Update for VECtors.
978 (save_inline_function_body): Use clone tree.
979 (cgraph_materialize_clone): New function.
980 (cgraph_materialize_all_clones): Likewise.
981 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
982 * ipa.c: Include gimple.h.
983 (cgraph_remove_unreachable_nodes): Use clone tree.
984 * ipa-prop.c (ipa_note_param_call): Update call to
985 compute_call_stmt_bb_frequencycall.
986 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
987 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
988 (copy_bb): Handle updating of clone tree; add new edge when new call
990 (expand_call_inline): Be strict about every call having edge.
991 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
992 (delete_unreachable_blocks_update_callgraph): New function.
993 (tree_function_versioning): Use VECtors; always remove unreachable
994 blocks and fold conditionals.
995 * tree-inline.h: Do not include varray.h.
996 (tree_function_versioning): Remove.
997 * Makefile.in (GTFILES): Remove tree-inline.c
998 * passes.c (do_per_function): Do only functions having body.
999 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1002 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1003 Andrew Morrow <acm@google.com>
1006 * c-common.c (c_common_attribute_table): Permit deprecated
1007 attribute to take an optional argument.
1008 (handle_deprecated_attribute): If the optional argument to
1009 __attribute__((deprecated)) is not a string ignore the attribute
1012 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1013 * c-typeck.c (build_component_ref): Likewise.
1014 (build_external_ref): Likewise.
1016 * toplev.c (warn_deprecated_use): Add an attribute argument.
1017 Emit the message associated with __attribute__((deprecated)).
1019 * toplev.h (warn_deprecated_use): Updated.
1021 * doc/extend.texi: Document new optional parameter to
1022 __attribute__((deprecated))
1024 2009-05-08 Michael Eager <eager@eagercon.com>
1026 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1027 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1029 2009-05-08 Richard Guenther <rguenther@suse.de>
1031 PR tree-optimization/40062
1032 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1033 Avoid exponential behavior.
1035 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1037 PR rtl-optimization/33928
1039 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1040 process_uses, build_single_def_use_links): New.
1041 (update_df): Update use_def_ref.
1042 (forward_propagate_into): Use get_def_for_use instead of use-def
1044 (fwprop_init): Call build_single_def_use_links and let it initialize
1046 (fwprop_done): Free use_def_ref.
1047 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1048 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1049 df_rd_simulate_one_insn): New.
1050 (df_rd_bb_local_compute_process_def): Update head comment.
1051 (df_chain_create_bb): Use the new RD simulation functions.
1052 * df.h (df_rd_simulate_artificial_defs_at_top,
1053 df_rd_simulate_one_insn): New.
1054 * opts.c (decode_options): Enable fwprop at -O1.
1055 * doc/invoke.texi (-fforward-propagate): Document this.
1057 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1060 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1061 and one complex operand specially.
1062 * tree-complex.c (some_nonzerop): Do not identify a real value as
1063 zero if flag_signed_zeros.
1065 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1067 PR rtl-optimization/33928
1068 * loop-invariant.c (record_use): Fix && vs. || mishap.
1070 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1072 PR rtl-optimization/33928
1073 * loop-invariant.c (struct use): Add addr_use_p.
1074 (struct def): Add n_addr_uses.
1075 (struct invariant): Add cheap_address.
1076 (create_new_invariant): Set cheap_address.
1077 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1078 (record_uses): Pass df_ref to record_use.
1079 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1082 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1084 * config/sh/sh.c: Do not include c-pragma.h.
1086 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1088 * config/spu/spu.c: Remove include of c-common.h.
1090 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1093 * c-common.h (mark_valid_location_for_stdc_pragma,
1094 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1095 clear_float_const_decimal64, float_const_decimal64_p): New.
1096 * c.opt (Wunsuffixed-float-constants): New.
1097 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1098 unsuffixed float constant, handle new warning.
1099 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1100 * c-decl.c (c_scope): New flag float_const_decimal64.
1101 (set_float_const_decimal64, clear_float_const_decimal64,
1102 float_const_decimal64_p): New.
1103 (push_scope): Set new flag.
1104 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1105 to use STDC pragmas.
1106 (c_parser_external_declaration): Ditto.
1107 (c_parser_compound_statement_nostart): Ditto.
1108 * c-pragma.c (valid_location_for_stdc_pragma,
1109 mark_valid_location_for_stdc_pragma,
1110 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1111 handle_pragma_float_const_decimal64): New.
1112 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1113 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1114 set_float_const_decimal64, clear_float_const_decimal64,
1115 float_const_decimal64_p): New dummy functions.
1116 * doc/extend.texi (Decimal Float): Remove statement that the
1117 pragma, and suffix for double constants, are not supported.
1118 * doc/invoke.texi (Warning Options): List new option.
1119 (-Wunsuffixed-float-constants): New.
1121 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1123 * config/i386/i386.c: Do not include c-common.h.
1125 2009-05-07 Mark Heffernan <meheff@google.com>
1127 * doc/invoke.texi (Debugging Options): Document change of debugging
1129 * opts.c (decode_options): Make dump_base_name relative to
1130 aux_base_name directory.
1132 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1134 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1135 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1137 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1139 * Makefile.in (install-plugin): Simplify a bit.
1141 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1143 * Makefile.in (OBJS-common): Add regcprop.o.
1145 * timevar.def (TV_CPROP_REGISTERS): New.
1146 * regrename.c (regrename_optimize): Return 0.
1147 (rest_of_handle_regrename): Delete.
1148 (pass_rename_registers): Point to regrename_optimize.
1149 (struct value_data_entry, struct value_data,
1150 kill_value_one_regno, kill_value_regno, kill_value,
1151 set_value_regno, init_value_data, kill_clobbered_value,
1152 kill_set_value, kill_autoinc_value, copy_value,
1153 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1154 replace_oldest_value_reg, replace_oldest_value_addr,
1155 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1156 debug_value_data, validate_value_data): Move...
1157 * regcprop.c: ... here.
1158 (rest_of_handle_cprop): Delete.
1159 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1161 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1164 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1165 GEN_INT for 1 << bitnum.
1166 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1169 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1171 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1172 Remove wrong description of "nand" operation.
1174 2009-05-06 Richard Guenther <rguenther@suse.de>
1175 Adam Nemet <anemet@caviumnetworks.com>
1177 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1178 comment. Add that if LHS is not a gimple register, then RHS1 has
1179 to be a single object (GIMPLE_SINGLE_RHS).
1181 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1183 * expr.c (get_def_for_expr): Move it up in the file.
1184 (store_field): When expanding a bit-field store, look at the
1185 defining gimple stmt for the masking conversion.
1187 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1190 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1191 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1192 32-bit memcpy into long.
1194 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1196 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1197 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1199 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1200 instead of appending DW_OP_deref*.
1202 2009-05-06 Michael Matz <matz@suse.de>
1205 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1206 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1208 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1210 * Makefile.in (install-plugin): Fix srcdir handling.
1212 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1214 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1215 when processing for not_regs_needed bitmap.
1216 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1217 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1218 handling it for rhs.
1220 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1222 * config/i386/i386.md (unnamed inc/dec peephole): Use
1223 optimize_insn_for_size_p instead of optimize_size.
1224 * config/i386/predicates.md (incdec_operand): Likewise.
1225 (aligned_operand): Likewise.
1226 * config/i386/sse.md (divv8sf3): Likewise.
1227 (sqrtv8sf2): Likewise.
1229 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1231 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
1233 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
1235 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1237 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
1238 ssemodesuffixf2c with avxmodesuffixf2c.
1240 2009-05-06 Joseph Myers <joseph@codesourcery.com>
1243 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
1245 2009-05-05 Jakub Jelinek <jakub@redhat.com>
1247 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
1248 (struct tree_base): Adjust spacing for 8 bit boundaries.
1249 (struct tree_decl_common): Add decl_by_reference_flag bit.
1250 (DECL_BY_REFERENCE): Adjust.
1251 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
1252 print DECL_BY_REFERENCE bit.
1253 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
1254 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
1255 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
1256 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
1260 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
1261 range of the type, but default label is missing, add it with one
1262 of the existing labels instead of adding a new label for it.
1264 2009-05-05 Joseph Myers <joseph@codesourcery.com>
1268 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
1270 * Makefile.in (enable_plugin, plugin_includedir): New.
1271 (install): Depend on install-plugin.
1272 (PLUGIN_HEADERS): New.
1273 (install-plugin): New.
1274 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
1276 2009-05-05 Richard Guenther <rguenther@suse.de>
1278 PR tree-optimization/40022
1279 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
1281 (phivn_valid_p): Fix tuplification error, simplify.
1282 (phiprop_insert_phi): Add dumps.
1283 (propagate_with_phi): Simplify.
1285 2009-05-05 Richard Guenther <rguenther@suse.de>
1288 * builtins.c (gimplify_va_arg_expr): Properly build the address.
1290 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
1292 * tree.h (strip_float_extensions): Remove duplicate declaration.
1293 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
1294 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
1295 block_ultimate_origin): Rearrange the declarations line to match the
1296 comment that indicates the .c file which the functions are defined.
1297 (dwarf2out_*, set_decl_rtl): Add comment.
1298 (get_base_address): Adjust comment.
1299 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
1300 declarations line and add comment.
1301 (is_builtin_name): Add blank after function name, for clarity.
1303 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1305 * attribs.c (decl_attributes): Use %qE for identifiers in
1307 * cgraphunit.c (verify_cgraph_node): Translate function names to
1308 locale character set in diagnostics.
1309 * coverage.c (get_coverage_counts): Use %qE for identifiers in
1311 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
1312 Document that functions are named in UTF-8.
1313 * expr.c (expand_expr_real_1): Translate function names to locale
1314 character set in diagnostics.
1315 * gimplify.c (omp_notice_variable, omp_is_private,
1316 gimplify_scan_omp_clauses): Use %qE for identifiers in
1318 * langhooks.c (lhd_print_error_function): Translate function names
1319 to locale character set.
1320 * langhooks.h (decl_printable_name): Document that return value is
1321 in internal character set.
1322 * stmt.c: Include pretty-print.h
1323 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
1325 (resolve_operand_name_1): Translate named operand name to locale
1327 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
1329 * toplev.c (announce_function): Translate function names to locale
1331 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
1332 (default_tree_printer): Use pp_identifier or translate identifiers
1333 to locale character set. Mark "<anonymous>" for translation.
1334 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
1335 for identifiers in diagnostics.
1336 * tree.c (handle_dll_attribute): Use %qE for identifiers in
1338 * varasm.c (output_constructor): Use %qE for identifiers in
1341 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
1343 * configure.ac: use ` ` instead of $()
1344 * configure: Regenerate.
1346 2009-05-05 Ben Elliston <bje@au.ibm.com>
1348 * config/pa/linux-atomic.c: Eliminate conditional include of
1349 errno.h on non-LP64 systems to simplify build requirements.
1351 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1353 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
1355 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
1356 and pass value to identifier_to_locale.
1357 (warn_variable_length_array): Make name a tree.
1358 (grokdeclarator): Separate diagnostic texts for named and unnamed
1359 declarators. Use %qE for named declarators.
1360 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
1362 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
1363 identifiers in diagnostics.
1364 * c-typeck.c (push_member_name, start_init): Pass identifiers to
1365 identifier_to_locale. Mark "anonymous" strings for translation.
1367 2009-05-04 Michael Eager <eager@eagercon.com>
1369 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
1370 address for DImode/DFmode only if double-precision FP regs.
1372 2009-05-04 Michael Eager <eager@eagercon.com>
1374 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
1375 TARGET_SINGLE_FLOAT check.
1377 2009-05-04 Michael Eager <eager@eagercon.com>
1379 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
1381 2009-05-04 Michael Eager <eager@eagercon.com>
1383 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
1384 * config/rs6000/t-xilinx: New
1386 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
1388 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
1389 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
1390 * gcc/explow.c (memory_address): Use target hook.
1391 * gcc/targhooks.c (default_legitimize_address): New.
1392 * gcc/targhooks.h (default_legitimize_address): New.
1393 * gcc/target.h (legitimize_address): New.
1394 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
1395 (TARGET_INITIALIZER): Include it.
1396 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
1398 * config/bfin/bfin-protos.h (legitimize_address): Remove.
1399 * config/bfin/bfin.c (legitimize_address): Remove.
1400 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
1401 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
1403 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
1404 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
1406 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
1407 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
1408 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
1409 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
1410 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
1411 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
1412 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
1413 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
1414 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
1415 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
1416 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
1417 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
1418 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
1419 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
1420 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
1421 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
1422 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
1423 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
1424 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
1425 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
1426 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
1427 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
1428 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
1430 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
1431 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
1432 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
1433 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
1434 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
1435 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
1436 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
1437 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
1438 (thumb_legitimize_address): Delete.
1439 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
1440 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
1441 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
1442 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
1443 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
1444 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
1446 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
1449 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
1450 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
1451 * config/m32r/m32r.c (m32r_legitimize_address): New.
1452 * config/m68k/m68k.c (m68k_legitimize_address): New.
1453 * config/score/score.c (score_legitimize_address): Standardize.
1454 * config/score/score3.c (score3_legitimize_address): Standardize.
1455 * config/score/score3.h (score3_legitimize_address): Adjust.
1456 * config/score/score7.c (score7_legitimize_address): Standardize.
1457 * config/score/score7.h (score7_legitimize_address): Adjust.
1458 * config/sh/sh.c (sh_legitimize_address): New.
1459 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
1461 * gcc/config/s390/s390.c (legitimize_address): Rename to...
1462 (s390_legitimize_address): ... this.
1463 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
1464 (sparc_legitimize_address): ... this.
1465 * gcc/config/i386/i386.c (legitimize_address): Rename to...
1466 (ix86_legitimize_address): ... this.
1467 * gcc/config/avr/avr.c (legitimize_address): Rename to...
1468 (avr_legitimize_address): ... this.
1469 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
1470 (mn10300_legitimize_address): ... this.
1471 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
1472 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
1473 (alpha_expand_mov): Adjust call.
1475 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
1476 * config/spu/spu.c (spu_legitimize_address): Likewise.
1477 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
1478 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
1480 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1482 * intl.c (locale_encoding, locale_utf8): New.
1483 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
1484 * intl.h (locale_encoding, locale_utf8): Declare.
1485 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
1486 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
1488 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
1490 (pp_tree_identifier): Define to call pp_base_tree_identifier.
1491 (pp_base_tree_identifier): Declare as function.
1492 (identifier_to_locale): Declare.
1493 * Makefile.in (pretty-print.o): Update dependencies.
1494 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
1496 2009-05-04 Richard Guenther <rguenther@suse.de>
1499 * builtins.c (fold_builtin_memory_op): Do not decay to element
1500 type if the size matches the whole array.
1502 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1504 * expmed.c (synth_mult): When trying out a shift, pass the result
1507 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1509 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
1510 (shiftsub1_cost): New.
1511 (init_expmed): Compute shiftsub1_cost.
1512 (synth_mult): Optimize multiplications by constants of the form
1513 -(2^^m-1) for some constant positive integer m.
1515 2009-05-03 Richard Guenther <rguenther@suse.de>
1518 * c-typeck.c (array_to_pointer_conversion): Do not built
1519 ADDR_EXPRs of arrays of pointer-to-element type.
1520 * c-gimplify.c (c_gimplify_expr): Revert change fixing
1521 up wrong ADDR_EXPRs after-the-fact.
1522 * c-common.c (strict_aliasing_warning): Strip pointer
1523 conversions for obtaining the original type.
1524 * builtins.c (fold_builtin_memset): Handle array types.
1525 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
1528 2009-05-03 Richard Guenther <rguenther@suse.de>
1531 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
1532 Do not lose casts from array types with unknown extent to array
1533 types with known extent.
1534 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
1535 alias set compatibility.
1537 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1539 * flags.h (extra_warnings): Delete.
1540 * toplev.c (process_options): Handle Wuninitialized here.
1541 * opts.c (extra_warnings): Delete.
1542 (set_Wextra): Delete.
1543 (common_handle_option): -Wextra can be handled automatically.
1544 * c-opts.c (c_common_handle_option): Delete obsolete code.
1545 (c_common_post_options): Simplify comment.
1546 * common.opt (W): Add Var.
1548 (Wuninitialized): Initialize to -1.
1550 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
1551 Richard Guenther <rguenther@suse.de>
1553 * expr.c (get_def_for_expr): New function.
1554 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
1555 SSA rather than trees.
1556 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
1557 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
1559 2009-05-03 Joseph Myers <joseph@codesourcery.com>
1561 * c-common.c (reswords): Add _Imaginary.
1562 * c-common.c (enum rid): Add RID_IMAGINARY.
1564 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
1566 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
1567 Patch by Richard Guenther.
1569 2009-05-03 Anatoly Sokolov <aesok@post.ru>
1571 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
1572 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1573 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
1574 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
1575 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
1576 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
1577 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
1578 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
1579 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
1580 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
1581 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
1582 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
1583 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
1584 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
1585 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
1586 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
1587 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
1588 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
1590 2009-05-02 Richard Guenther <rguenther@suse.de>
1592 PR tree-optimization/39940
1593 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
1596 2009-05-02 Richard Guenther <rguenther@suse.de>
1599 * tree-ssa.c (execute_update_addresses_taken): Properly check
1600 if we can mark a variable DECL_GIMPLE_REG_P.
1601 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
1602 back to the end of the function.
1603 (is_gimple_reg_type): Remove complex type special casing.
1604 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
1607 2009-05-02 Ben Elliston <bje@au.ibm.com>
1609 * doc/collect2.texi (Collect2): Document search path behaviour
1610 when configured with --with-ld.
1612 2009-05-02 Jan Hubicka <jh@suse.cz>
1614 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
1615 parameter; update callers.
1616 (coalesce_cost_edge): EH edges are costier because they needs
1617 splitting even if not critical and even more costier when there are
1618 multiple EH predecestors.
1620 2009-05-02 Jan Hubicka <jh@suse.cz>
1622 * except.c (remove_eh_handler_and_replace): Handle updating after
1623 removing TRY blocks.
1625 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
1627 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
1629 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
1631 * varasm.c: Do not include c-pragma.h.
1632 * attribs.c: Do not incude c-common.h.
1634 2009-05-01 Michael Matz <matz@suse.de>
1636 * calls.c (initialize_argument_information): Handle SSA names like
1637 decls with a non MEM_P DECL_RTL.
1639 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1641 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
1642 * ipa-utils.c: Likewise.
1643 * ipa-type-escape.c: Likewise.
1644 * cgraphunit.c Do not include c-common.h.
1645 * ipa-pure-const.c: Likewise.
1646 * tree-if-conv.c: Likewise.
1647 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
1648 * ipa-struct-reorg.c: Likewise.
1649 * tree-nomudflap.c: Likewise.
1650 * tree-ssa-structalias.c: Likewise.
1652 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1654 * store-motion.c: Many cleanups to make this pass a first-class
1655 citizen instead of an appendix to gcse load motion. Add TODO list
1656 to make this pass faster/cleaner/better.
1658 (struct ls_expr): Post gcse.c-split cleanups.
1659 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
1660 "stores" field to "avail_stores".
1661 (pre_ldst_mems): Rename to store_motion_mems.
1662 (pre_ldst_table): Rename to store_motion_mems_table.
1663 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
1664 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
1665 (ldst_entry): Rename to st_expr_entry, update users.
1666 (free_ldst_entry): Rename to free_st_expr_entry, update users.
1667 (free_ldst_mems): Rename to free_store_motion_mems, update users.
1668 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
1670 (first_ls_expr): Rename to first_st_expr, update users.
1671 (next_ls_expr): Rename to next_st_expr, update users.
1672 (print_ldst_list): Rename to print_store_motion_mems. Print names of
1673 fields properly for store motion instead of names inherited from load
1675 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
1676 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
1679 (ae_kill): Rename to st_kill, update users.
1680 (ae_gen): Rename to st_avloc, update users.
1681 (transp): Rename to st_transp, update users.
1682 (pre_insert_map): Rename to st_insert_map, update users.
1683 (pre_delete_map): Rename to st_delete_map, update users.
1684 (insert_store, build_store_vectors, free_store_memory,
1685 one_store_motion_pass): Update for abovementioned changes.
1687 (gcse_subst_count, gcse_create_count): Remove.
1688 (one_store_motion_pass): New statistics counters "n_stores_deleted"
1689 and "n_stores_created", local variables.
1691 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
1694 (regvec, compute_store_table_current_insn): Remove.
1695 (reg_set_info, reg_clear_last_set): Remove.
1696 (compute_store_table): Use DF caches instead of local dataflow
1699 2009-05-01 Joseph Myers <joseph@codesourcery.com>
1701 * c-objc-common.c (c_tree_printer): Print identifiers with
1702 pp_identifier, not pp_string. Mark "({anonymous})" for
1704 * c-pretty-print.c (pp_c_ws_string): New.
1705 (pp_c_cv_qualifier, pp_c_type_specifier,
1706 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
1707 pp_c_storage_class_specifier, pp_c_function_specifier,
1708 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
1709 pp_c_primary_expression, pp_c_postfix_expression,
1710 pp_c_unary_expression, pp_c_shift_expression,
1711 pp_c_relational_expression, pp_c_equality_expression,
1712 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
1713 use pp_string and pp_c_ws_string in place of pp_identifier and
1714 pp_c_identifier for non-identifiers. Mark English strings for
1716 * c-pretty-print.h (pp_c_ws_string): Declare.
1718 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
1719 Roland McGrath <roland@redhat.com>
1721 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
1722 (ENABLE_LD_BUILDID): New configuration option.
1723 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
1724 (LINK_BUILDID_SPEC): New macro.
1725 (init_spec): If defined, prepend it between LINK_EH_SPEC and
1727 * doc/install.texi: Document --enable-linker-build-id option.
1728 * configure: Rebuild.
1729 * config.in: Rebuild.
1731 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
1733 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
1734 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
1735 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
1736 MIPS_GP_SAVE_AREA_SIZE.
1737 * config/mips/mips.c (struct mips_frame_info): Update comment
1738 before arg_pointer_offset and hard_frame_pointer_offset.
1739 (mips_compute_frame_info): Update diagram before function: to
1740 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
1741 indicate the position of frame_pointer_rtx with -fstack-protector and
1742 to show args_size. Don't allocate cprestore area for leaf functions
1743 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
1745 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
1747 2009-04-30 Michael Matz <matz@suse.de>
1749 PR tree-optimization/39955
1750 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
1752 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
1754 * ira.c (setup_cover_and_important_classes): Use safe macro
1755 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
1757 * genpreds.c (write_tm_preds_h): Output suitable definition of
1758 REG_CLASS_FOR_CONSTRAINT.
1760 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
1762 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
1764 * bitmap.c (bitmap_descriptor): Likewise.
1765 * ggc-common.c (loc_descriptor): Likewise.
1766 * varray.c (varray_descriptor): Likewise.
1767 * vec.c (vec_descriptor): Likewise.
1769 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
1771 * Makefile.in (dce.o): Add $(EXCEPT_H).
1772 * dce.c: Include except.h and delete redundant vector definitions.
1773 (deletable_insn_p): Return false for non-call insns that can throw
1776 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
1778 * gcse.c (ae_gen): Remove.
1779 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
1780 and make non-static function to make it available in store-motion.c.
1781 Update call sites with search-and-replace.
1782 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
1783 extract_mentioned_regs, extract_mentioned_regs_helper,
1784 find_moveable_store, compute_store_table, load_kills_store, find_loads,
1785 store_killed_in_insn, store_killed_after, store_killed_before,
1786 build_store_vectors, insert_insn_start_basic_block, insert-store,
1787 remove_reachable_equiv_notes, replace_store_insn, delete_store,
1788 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
1789 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
1790 * store-motion.c: ...new file. Also copy data structures from gcse.c
1791 and clean up to remove parts not used by store motion.
1792 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
1793 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
1795 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1798 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
1799 when optimizing for size.
1801 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
1803 * gcse.c (gcse_constant_p): Fix typo in last change.
1805 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
1807 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
1809 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
1811 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
1813 2009-04-29 James E. Wilson <wilson@codesourcery.com>
1815 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
1816 CONST_HIGH_PART result.
1818 2009-04-29 Anatoly Sokolov <aesok@post.ru>
1820 * config/avr/avr.c (initial_elimination_offset): Rename to
1821 avr_initial_elimination_offset.
1822 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
1823 change return type to bool.
1824 (avr_can_eliminate): New function.
1825 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
1826 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
1827 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
1828 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
1829 avr_initial_elimination_offset.
1830 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
1831 (avr_initial_elimination_offset): Define.
1833 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
1834 Steven Bosscher <steven@gcc.gnu.org>
1836 PR rtl-optimization/39938
1837 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
1838 * cfgrtl.c: Include insn-attr.h.
1839 (rest_of_pass_free_cfg): New function.
1840 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
1841 * resource.c (init_resource_info): Remove call to df_analyze.
1843 2009-04-29 Richard Guenther <rguenther@suse.de>
1846 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
1847 allow conversion to signed integers.
1849 2009-04-29 Richard Guenther <rguenther@suse.de>
1851 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
1852 shifts of floating point vectors if the shift amount is
1853 a constant multiple of the element size.
1855 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
1856 Michael Matz <matz@suse.de>
1860 * tree-outof-ssa.c (emit_partition_copy): New function.
1861 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1862 insert_part_to_rtx_on_edge): Perform the partition base var
1863 copy using emit_partition_copy.
1864 (insert_value_copy_on_edge): Convert constants to the right mode.
1865 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
1866 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
1868 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1870 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
1871 scan backwards to try to find a constant to initialize it.
1873 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
1874 insn before the loop_end instruction, don't look past labels.
1876 2009-04-29 Richard Guenther <rguenther@suse.de>
1879 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
1880 loose type conversions.
1881 (forward_propagate_addr_expr): Fix tuplification bug. Remove
1882 stmts only if there are no uses of its definition.
1884 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1886 * config/bfin/bfin.h (splitting_loops): Declare.
1887 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
1888 Reorder bit definitions to be ascending.
1889 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
1890 * config/bfin/bfin.c (splitting_loops): New variable.
1891 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
1892 (struct loop_info): Remove members INIT and LOOP_INIT.
1893 (bfin_optimize_loop): Don't set them. Reorder the code that generates
1894 the LSETUP sequence. Allow LC to be loaded from any register, but
1895 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
1896 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
1898 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
1899 of reload_completed.
1902 * config/bfin/bfin.md (movsi_insn): Refine constraints.
1904 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
1906 * Makefile.in (PLUGIN_VERSION_H): New.
1907 (OBJS-common): Remove plugin-version.o.
1908 (plugin.o): Depend on (PLUGIN_VERSION_H).
1909 (plugin-version.o): Remove.
1910 * configure: Regenerate
1911 * configure.ac: Create plugin-version.h.
1912 * gcc-plugin.h (plugin_gcc_version): Remove.
1913 (plugin_default_version_check): Change signature.
1914 * plugin-version.c: Remove.
1915 * plugin.c: Include plugin-version.h.
1916 (str_plugin_gcc_version_name): Remove.
1917 (try_init_one_plugin): Pass gcc version to plugin_init.
1918 (plugin_default_version_check): Both gcc and plugin versions are now
1921 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1923 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
1924 problematic last insns. Test for TYPE_CALL rather than CALL_P.
1925 Remove special case testing for last insn of inner loops. Don't fail
1926 if the loop ends with a jump, emit an extra nop instead.
1928 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
1929 DREGS rather than comparing directly. Remove code that tries to
1930 account for latencies.
1932 2009-04-29 Richard Guenther <rguenther@suse.de>
1934 PR tree-optimization/39941
1935 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
1936 eliminating an indirect call.
1938 2009-04-29 Richard Guenther <rguenther@suse.de>
1940 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
1941 parameter. Allow invariants as base if !require_lvalue.
1942 (verify_gimple_assign_single): Adjust.
1944 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1946 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
1947 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
1948 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
1949 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
1950 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
1952 * config/bfin/bfin.c (bfin_expand_builtin,
1953 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
1955 2009-04-28 Richard Guenther <rguenther@suse.de>
1957 * tree-vect-loop.c (get_initial_def_for_induction): Use
1958 correct types for pointer increment.
1960 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1962 * toplev.c (print_version): Update GMP version string calculation.
1964 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
1966 PR rtl-optimization/39938
1967 * resource.c (init_resource_info): Add call to df_analyze.
1969 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1971 * config/alpha/alpha.md (usegp): Cast the result of
1972 alpha_find_lo_sum_using_gp to enum attr_usegp.
1973 * config/alpha/alpha.c (override_options): Remove end-of-structure
1974 marker element from cpu_table. Use array size of cpu_table to handle
1975 -mcpu and -mtune options.
1976 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
1978 2009-04-28 Joseph Myers <joseph@codesourcery.com>
1980 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
1981 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
1982 tune_32 and tune_64.
1983 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1985 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
1986 * config/rs6000/option-defaults.h: ... here. New file.
1987 (OPT_64, OPT_32): Define.
1988 (MASK_64BIT): Define to 0 if not already defined.
1989 (OPT_ARCH64, OPT_ARCH32): Define.
1990 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
1993 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1995 * config/arm/arm.c (arm_override_options): Emit error on using
1998 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2000 PR rtl-optimization/39914
2001 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2002 registers for allocnos created from user-defined variables only
2003 when not optimizing.
2005 2009-04-28 Richard Guenther <rguenther@suse.de>
2008 * fold-const.c (fold_binary): Use distribute_real_division only
2011 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2013 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2014 add hpux-stdint.h to tm_file.
2015 (hppa[12]*-*-hpux11*): Ditto.
2016 (ia64*-*-hpux*): Ditto.
2017 * config/hpux-stdint.h: New.
2018 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2019 __STDC_EXT__ for all compiles.
2020 * config/pa/pa-hpux.h: Ditto.
2021 * config/pa/pa-hpux10.h: Ditto.
2022 * config/pa/pa-hpux11.h: Ditto.
2024 2009-04-28 Catherine Moore <clm@codesourcery.com>
2026 * debug.h (set_name): Add comment.
2028 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2031 * config/darwin.c (machopic_gen_offset): Check
2032 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2033 * config/arm/arm.c (require_pic_register): Likewise.
2035 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2037 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2038 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2039 m32c_promote_prototypes): Delete.
2041 2009-04-28 Michael Matz <matz@suse.de>
2044 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2047 2009-04-28 Richard Guenther <rguenther@suse.de>
2049 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2051 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2053 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2054 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2055 * config/arm/arm-tune.md: Regenerate.
2057 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2059 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2060 block if there are complex incoming edges.
2061 (sel_merge_blocks): Remove useless assert.
2062 (sel_redirect_edge_and_branch): Check that edge was redirected.
2063 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2064 (sel_find_rgns): Delete declaration.
2065 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2066 the region when it is not a preheader.
2068 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2071 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2073 2009-04-28 Richard Guenther <rguenther@suse.de>
2075 * tree.h (SSA_NAME_VALUE): Remove.
2076 (struct tree_ssa_name): Remove value_handle member.
2077 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2078 array for jump threading.
2079 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2081 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2082 * tree-flow.h (threadedge_initialize_values): Declare.
2083 (threadedge_finalize_values): Likewise.
2084 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2085 (SSA_NAME_VALUE): Define.
2086 (threadedge_initialize_values): New function.
2087 (threadedge_finalize_values): Likewise.
2088 * tree-ssa-dom.c (ssa_name_values): New global variable.
2089 (SSA_NAME_VALUE): Define.
2090 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2092 2009-04-28 Ira Rosen <irar@il.ibm.com>
2094 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2095 Use REPORT_VECTORIZED_LOCATIONS instead
2096 REPORT_VECTORIZED_LOOPS.
2097 * tree-vectorizer.c (vect_verbosity_level): Make static.
2098 (vect_loop_location): Rename to vect_location.
2099 (vect_set_verbosity_level): Update comment.
2100 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2102 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2103 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2104 instead REPORT_UNVECTORIZED_LOOPS.
2105 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2106 and vect_loop_def to vect_external_def and vect_internal_def.
2107 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2108 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2109 REPORT_UNVECTORIZED_LOCATIONS.
2110 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2111 and vect_used_in_loop and to vect_unused_in_scope and
2113 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2114 (vect_verbosity_level): Remove declaration.
2115 (vect_analyze_operations): Likewise.
2116 (vect_analyze_stmt): Declare.
2117 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2118 REPORT_UNVECTORIZED_LOCATIONS.
2119 (vect_get_loop_niters): Fix indentation.
2120 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2121 (vect_analyze_loop_operations): New function.
2122 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2123 vect_analyze_operations.
2124 (vect_is_simple_reduction): Use new names.
2125 (vectorizable_live_operation, vect_transform_loop): Likewise.
2126 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2127 to specify whether the data references can be a part of interleaving
2129 (vect_analyze_data_ref_dependence): Use new names.
2130 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2131 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2132 * tree-vect-patterns.c (widened_name_p): Use new names.
2133 (vect_recog_dot_prod_pattern): Likewise.
2134 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2135 (process_use, vect_mark_stmts_to_be_vectorized,
2136 vect_model_simple_cost, vect_model_store_cost,
2137 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2138 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2139 vectorizable_operation, vectorizable_type_demotion,
2140 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2141 vectorizable_condition): Likewise.
2142 (vect_analyze_operations): Split into vect_analyze_loop_operations
2144 (vect_analyze_stmt): ... new function.
2145 (new_stmt_vec_info): Use new names.
2146 (vect_is_simple_use): Use new names and fix comment.
2147 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2148 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2150 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2153 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2154 and integer modes for x87 operands. Do not ICE for unsupported size,
2155 generate error instead. Generate error for unsupported operand types.
2156 ['z']: Do not handle HImode memory operands specially. Warning
2157 for floating-point operands. Fallthru to 'Z' for unsupported operand
2158 types. Do not ICE for unsupported size, generate error instead.
2159 (output_387_binary_op): Use %Z to output operands.
2160 (output_fp_compare): Ditto.
2161 (output_387_reg_move): Ditto.
2163 2009-04-28 Ben Elliston <bje@au.ibm.com>
2168 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2170 * builtins.c (c_strlen): Do not warn here.
2171 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2172 * c-common.c (pointer_int_sum): Take an explicit location.
2173 Warn about offsets out of bounds.
2174 * c-common.h (pointer_int_sum): Adjust declaration.
2176 2009-04-27 Ian Lance Taylor <iant@google.com>
2178 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2180 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2181 * df-core.c (df_set_flags): Change return type to int. Change
2182 type of old_flags to int.
2183 (df_clear_flags): Likewise.
2184 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2185 (df_get_conditional_uses): Likewise.
2186 * df.h (df_set_flags, df_clear_flags): Update declarations.
2187 * dwarf2out.c (struct indirect_string_node): Change type of form
2188 field to enum dwarf_form.
2189 (AT_string_form): Change return type to enum dwarf_form.
2190 * fixed-value.c (fixed_compare): Add cast to enum type.
2191 * fwprop.c (update_df): Change 0 to VOIDmode.
2192 * gensupport.c: Change 0 to UNKNOWN.
2193 * gimple.h (gimple_cond_code): Add cast to enum type.
2194 * haifa-sched.c (reemit_notes): Add cast to enum type.
2195 * hooks.c (hook_int_void_no_regs): Remove function.
2196 * hooks.h (hook_int_void_no_regs): Remove declaration.
2197 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2198 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2199 * real.c (real_arithmetic): Add cast to enum type.
2200 (real_compare): Likewise.
2201 * target.h (struct gcc_target): Change return type of
2202 branch_target_register_class to enum reg_class.
2203 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2204 default_branch_target_register_class.
2205 * targhooks.c (default_branch_target_register_class): New function.
2206 * targhooks.h (default_branch_target_register_class): Declare.
2207 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2208 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2210 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2212 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2213 vect_uninitialized_def. Change 0 to ERROR_MARK.
2214 * tree-vect-stmts.c (supportable_widening_operation): Don't
2215 initialize icode1 and icode2.
2216 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2217 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
2219 (cmn_err_flag_specs): Change 0 to STD_C89.
2220 (cmn_err_char_table): Likewise.
2221 * config/arm/arm.c (get_arm_condition_code): Change type of code
2222 to enum arm_cond_code.
2223 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
2224 (IWMMXT_BUILTIN2): Likewise.
2225 (neon_builtin_type_bits): Don't define typedef.
2226 (neon_builtin_datum): Change type of bits field to int.
2227 (arm_expand_neon_args): Add cast to enum type.
2228 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
2230 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
2232 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
2234 * config/mips/mips.md (jal_macro): Return enum constant.
2235 (single_insn): Likewise.
2236 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
2238 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2240 * config/s390/s390.c (s390_tune_flags): Change type to int.
2241 (s390_arch_flags): Likewise.
2242 (s390_handle_arch_option): Change flags field of struct pta to int.
2243 * config/s390/s390.h (s390_tune_flags): Update declaration.
2244 (s390_arch_flags): Likewise.
2245 * config/sh/sh.c (prepare_move_operands): Compare
2246 tls_symbolic_operand result with enum constant.
2247 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
2248 (sh_expand_prologue): Add cast to enum type.
2249 (sh_expand_epilogue): Likewise.
2250 (tls_symbolic_operand): Change return type to enum tls_model.
2251 (fpscr_set_from_mem): Add cast to enum type.
2252 (legitimize_pic_address): Compare tls_symbolic_operand result with
2254 (sh_target_reg_class): Change return type to enum reg_class.
2255 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
2257 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
2258 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
2259 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
2260 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
2261 (delayed_branch, tls_call_delay): Likewise.
2262 (eligible_for_sibcall_delay): Likewise.
2263 (eligible_for_return_delay): Likewise.
2264 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
2265 (spu_expand_builtin_1): Likewise.
2267 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
2268 for all types of conversions.
2269 (output_init_element): Issue -Wc++-compat warning if needed when
2270 initializing a bitfield with enum type.
2271 * c-parser.c (c_parser_expression): Set original_type to
2272 original_type of right hand operand of comman operator.
2274 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2276 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
2278 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
2279 * doc/cpp.texi (Standard Predefined Macros)
2280 (Implementation-defined behavior): Likewise.
2281 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
2282 * doc/gimple.texi (GIMPLE Exception Handling)
2283 (@code{GIMPLE_ASSIGN}): Likewise.
2284 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
2285 * doc/invoke.texi (Warning Options, Optimize Options)
2286 (AVR Options, Darwin Options): Likewise.
2287 (Optimize Options): Reformulate -fwhole-program description.
2288 * doc/loop.texi (Lambda): Likewise.
2289 * doc/md.texi (Output Template, Define Constraints)
2290 (Standard Names, Insn Splitting): Likewise.
2291 * doc/options.texi (Option properties): Likewise.
2292 * doc/passes.texi (Tree-SSA passes): Likewise.
2293 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
2294 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
2295 (File Names and DBX): Likewise.
2296 * doc/trouble.texi (Incompatibilities): Likewise.
2298 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2300 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
2301 instruction is correct.
2303 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2305 Allow non-constant arguments to conversion intrinsics.
2306 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
2307 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
2308 * spu.c (print_operand): Handle 'v' and 'w'.
2309 (exp2_immediate_p, spu_gen_exp2): Define.
2310 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
2311 spu_convtf_1): Update parameter descriptions.
2312 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
2313 * constraints.md ('v', 'w'): New.
2314 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
2316 (i2f, I2F): New define_mode_attr.
2317 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
2318 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
2319 fixuns_truncv4sfv4si2): Update to use mode attribute.
2320 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
2321 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
2322 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
2323 patterns for combine.
2325 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
2327 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
2328 (cprop, hoist, pre, store_motion): New debug counters.
2329 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
2330 is not an RTL pass anymore.
2331 (pass_profiling): Remove extern decl for pass removed in 2005.
2332 (pass_gcse, pass_jump_bypass): Remove.
2333 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
2334 to 0 for clean state.
2335 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
2336 * cse.c (gate_handle_cse_after_global_opts,
2337 rest_of_handle_cse_after_global_opts): New functions.
2338 (pass_cse_after_global_opts): New pass, does local CSE.
2339 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
2340 (TV_CPROP): New timevar.
2341 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
2342 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
2343 (gcse_main, recompute_all_luids): Remove.
2344 (compute_hash_table_work): Call max_reg_num instead of reading
2346 (cprop_jump): Don't set run_jump_opt_after_gcse.
2347 (constprop_register): Always allow to alter jumps.
2348 (cprop_insn): Likewise.
2349 (do_local_cprop): Likewise.
2350 (local_cprop_pass): Likewise. Return non-zero if something changed.
2351 (cprop): Remove function, fold interesting bits into one_cprop_pass.
2352 (find_implicit_sets): Add note about missed optimization opportunity.
2353 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
2354 pass_rtl_cprop execute function.
2355 Don't bother tracking the pass number, each pass gets its own dumpfile
2357 Always allow to alter jumpsand bypass jumps.
2358 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
2359 will just find no suitable set.
2360 (pre_edge_insert): Fix dumping, this function is for PRE only.
2361 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
2362 pass_rtl_pre execute function.
2363 (hoist_code): Return non-zero if something changed. Keep track of
2364 substitutions and insertions for statistics gathering similar to PRE.
2365 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
2366 called from the pass_rtl_hoist execute function. Show pass statistics.
2367 (compute_store_table): Use max_reg_num directly instead of using the
2368 formerly global max_gcse_regno.
2369 (build_store_vectors): Likewise.
2370 (replace_store_insn): Fix dumping.
2371 (store_motion): Rename to ...
2372 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
2373 pass, called from the pass_rtl_store_motion execute function. Keep
2374 track of substitutions and insertions for statistics gathering similar
2376 (bypass_jumps): Remove, fold interesting bits into ...
2377 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
2378 from the pass_rtl_cprop execute function.
2379 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2380 pass_jump_bypass): Remove.
2381 (gate_handle_gcse, rest_of_handle_gcse): Remove.
2382 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
2383 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
2384 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
2385 (gate_rtl_store_motion, execute_rtl_store_motion,
2386 pass_rtl_store_motion): New.
2387 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
2388 make it clear that -fcse-skip-blocks is a no-op for backward compat.
2389 * passes.c (init_optimization_passes): Remove pass_gcse and
2390 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
2391 and cse_after_global_opts in place of pass_gcse. Schedule cprop
2392 instead of pass_jump_bypass.
2394 2009-04-27 Richard Guenther <rguenther@suse.de>
2397 * gimplify.c (gimplify_expr): If we are required to create
2398 a temporary make sure it ends up as register.
2400 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
2403 * config/i386/i386.c (construct_container): Don't call
2404 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
2405 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
2407 2009-04-27 Michael Matz <matz@suse.de>
2409 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
2410 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
2411 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
2412 (dump_replaceable_exprs): Take a bitmap.
2413 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
2415 (expand_gimple_basic_block): Likewise.
2416 * tree-ssa-ter.c (struct temp_expr_table_d): Make
2417 replaceable_expressions member a bitmap.
2418 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
2419 (mark_replaceable): Likewise.
2420 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
2421 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
2423 2009-04-27 Richard Guenther <rguenther@suse.de>
2425 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
2426 (verify_stmts): Dispatch to gimple/type verification code.
2427 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
2428 issue with call argument types.
2430 2009-04-27 Michael Matz <matz@suse.de>
2432 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
2433 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
2436 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2437 Eric Botcazou <ebotcazou@adacore.com>
2439 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
2440 a label's basic block.
2441 (mark_target_live_regs): Tidy and rework obsolete comments.
2442 Change back DF problem to LIVE. If a label starts a basic block,
2443 assume that all registers that used to be live then still are.
2444 (init_resource_info): If a label starts a basic block, set its
2445 BLOCK_FOR_INSN accordingly.
2446 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
2448 2009-04-27 Richard Guenther <rguenther@suse.de>
2450 * tree-flow-inline.h (function_ann): Remove.
2451 (get_function_ann): Likewise.
2452 * tree-dfa.c (create_function_ann): Remove.
2453 * tree-flow.h (struct static_var_ann_d): Remove.
2454 (struct function_ann_d): Likewise.
2455 (union tree_ann_d): Remove fdecl member.
2456 (function_ann_t): Remove.
2457 (function_ann, get_function_ann, create_function_ann): Remove
2460 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
2462 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
2464 2009-04-27 Jan Hubicka <jh@suse.cz>
2466 * ipa-pure-const.c (struct funct_state_d): New fields
2467 state_previously_known, looping_previously_known; remove
2468 state_set_in_source.
2469 (analyze_function): Use new fields.
2470 (propagate): Avoid assumption that state_set_in_source imply
2473 * tree-ssa-loop-niter.c (finite_loop_p): New function.
2474 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
2475 * cfgloop.h (finite_loop_p): Declare.
2477 2009-04-26 Michael Matz <matz@suse.de>
2479 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
2481 2009-04-26 Michael Matz <matz@suse.de>
2483 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
2484 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
2485 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
2486 pass_mark_used_blocks): Remove.
2487 * tree-optimize.c (pass_free_datastructures,
2488 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
2489 * passes.c (init_optimization_passes): Don't call
2490 pass_mark_used_blocks, remove dead code.
2492 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
2494 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
2495 * tree-ssa-live.h (register_ssa_partition): Likewise.
2497 2009-04-26 Michael Matz <matz@suse.de>
2500 * builtins.c (fold_builtin_next_arg): Handle SSA names.
2501 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
2502 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
2504 (compare_pairs): Swap cost comparison.
2505 (coalesce_ssa_name): Don't use change_partition_var.
2506 * tree-nrv.c (struct nrv_data): Add modified member.
2507 (finalize_nrv_r): Set it.
2508 (tree_nrv): Use it to update statements.
2509 (pass_nrv): Require PROP_ssa.
2510 * tree-mudflap.c (mf_decl_cache_locals,
2511 mf_build_check_statement_for): Use make_rename_temp.
2512 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
2513 * alias.c (find_base_decl): Handle SSA names.
2514 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
2515 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
2516 * rtl.h (set_reg_attrs_for_parm): Declare.
2517 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
2518 to "optimized", remove unused locals at finish.
2519 (execute_free_datastructures): Make global, call
2520 delete_tree_cfg_annotations.
2521 (execute_free_cfg_annotations): Don't call
2522 delete_tree_cfg_annotations.
2524 * ssaexpand.h: New file.
2525 * expr.c (toplevel): Include ssaexpand.h.
2526 (expand_assignment): Handle SSA names the same as register variables.
2527 (expand_expr_real_1): Expand SSA names.
2528 * cfgexpand.c (toplevel): Include ssaexpand.h.
2529 (SA): New global variable.
2530 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
2531 (SSAVAR): New macro.
2532 (set_rtl): New helper function.
2533 (add_stack_var): Deal with SSA names, use set_rtl.
2534 (expand_one_stack_var_at): Likewise.
2535 (expand_one_stack_var): Deal with SSA names.
2536 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
2537 before unique numbers.
2538 (expand_stack_vars): Use set_rtl.
2539 (expand_one_var): Accept SSA names, add asserts for them, feed them
2540 to above subroutines.
2541 (expand_used_vars): Expand all partitions (without default defs),
2542 then only the local decls (ignoring those expanded already).
2543 (expand_gimple_cond): Remove edges when jumpif() expands an
2545 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
2546 or remove abnormal edges. Ignore insns setting the LHS of a TERed
2548 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
2549 members of SA; deal with PARM_DECL partitions here; expand
2550 all PHI nodes, free tree datastructures and SA. Commit instructions
2551 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
2552 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
2553 info and statements at start, collect garbage at finish.
2554 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
2555 (VAR_ANN_PARTITION) Remove.
2556 (change_partition_var): Don't declare.
2557 (partition_to_var): Always return SSA names.
2558 (var_to_partition): Only accept SSA names.
2559 (register_ssa_partition): Only check argument.
2560 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
2562 (delete_var_map): Don't free it.
2563 (var_union): Only accept SSA names, simplify.
2564 (partition_view_init): Mark only useful SSA names as used.
2565 (partition_view_fini): Only deal with SSA names.
2566 (change_partition_var): Remove.
2567 (dump_var_map): Use ssa_name instead of partition_to_var member.
2568 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
2570 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
2571 (struct _elim_graph): New member const_dests; nodes member vector of
2573 (set_location_for_edge): New static helper.
2574 (create_temp): Remove.
2575 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
2576 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
2577 (new_elim_graph): Allocate const_dests member.
2578 (clean_elim_graph): Truncate const_dests member.
2579 (delete_elim_graph): Free const_dests member.
2580 (elim_graph_size): Adapt to new type of nodes member.
2581 (elim_graph_add_node): Likewise.
2582 (eliminate_name): Likewise.
2583 (eliminate_build): Don't take basic block argument, deal only with
2584 partition numbers, not variables.
2585 (get_temp_reg): New static helper.
2586 (elim_create): Use it, deal with RTL temporaries instead of trees.
2587 (eliminate_phi): Adjust all calls to new signature.
2588 (assign_vars, replace_use_variable, replace_def_variable): Remove.
2589 (rewrite_trees): Only do checking.
2590 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
2591 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
2592 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
2593 contains_tree_r, MAX_STMTS_IN_LATCH,
2594 process_single_block_loop_latch, analyze_edges_for_bb,
2595 perform_edge_inserts): Remove.
2596 (expand_phi_nodes): New global function.
2597 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
2598 functions, initialize new parameter, remember partitions having a
2600 (finish_out_of_ssa): New global function.
2601 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
2602 don't reset in_ssa_p here, don't disable TER when mudflap.
2603 (pass_del_ssa): Remove.
2604 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
2606 (execute_free_datastructures): Declare.
2607 * Makefile.in (SSAEXPAND_H): New variable.
2608 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
2609 * basic-block.h (commit_one_edge_insertion): Declare.
2610 * passes.c (init_optimization_passes): Move pass_nrv and
2611 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
2612 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
2613 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
2614 (redirect_branch_edge): Deal with super block when expanding, split
2615 out jump patching itself into ...
2616 (patch_jump_insn): ... here, new static helper.
2618 2009-04-26 Michael Matz <matz@suse.de>
2620 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
2621 beyond num_ssa_names.
2622 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
2623 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
2625 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2628 * fwprop.c (forward_propagate_asm): New function.
2629 (forward_propagate_and_simplify): Propagate also into __asm, if it
2630 doesn't increase the number of referenced registers.
2633 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
2635 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2637 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
2638 note_nonlocal_vla_type for nonlocal VLAs.
2639 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
2640 contains_remapped_vars, remap_vla_decls): New functions.
2641 (convert_nonlocal_reference_stmt): If not optimizing, call
2642 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
2643 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
2644 if it wasn't found in var_map.
2645 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
2646 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
2647 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
2649 * gimplify.c (nonlocal_vlas): New variable.
2650 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
2652 (gimplify_body): Create and destroy nonlocal_vlas.
2654 * dwarf2out.c (loc_descr_plus_const): New function.
2655 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
2656 mem_loc_descriptor, loc_descriptor_from_tree_1,
2657 descr_info_loc, gen_variable_die): Use it.
2659 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
2660 !TREE_STATIC VAR_DECLs.
2661 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
2662 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
2663 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
2664 DECL_BY_REFERENCE is valid.
2665 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
2666 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
2667 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
2668 Copy DECL_BY_REFERENCE.
2669 (struct nesting_copy_body_data): New type.
2670 (nesting_copy_decl): New function.
2671 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
2672 if they have variable length.
2674 2009-04-26 Michael Matz <matz@suse.de>
2676 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
2677 mark new temporaries for renaming.
2679 2009-04-26 Joseph Myers <joseph@codesourcery.com>
2682 * c-decl.c (global_bindings_p): Return negative value.
2683 (c_variable_size): New. Based on variable_size from
2685 (grokdeclarator): Call c_variable_size not variable_size.
2687 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
2689 * config/i386/i386.c (print_operand) ['z']: Fix typo.
2691 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
2693 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
2694 Redefine it to just use mingw/include.
2695 (ASM_SPEC): Rules for -m32 and -m64.
2696 (LINK_SPEC): Use Likewise.
2697 (SPEC_32): New define.
2698 (SPEC_64): Likewise.
2699 (SUB_LINK_SPEC): Likewise.
2700 (MULTILIB_DEFAULTS): New define.
2701 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
2702 Add multilib options.
2703 (MULTILIB_DIRNAMES): Likewise.
2704 (MULTILIB_OSDIRNAMES): Likewise.
2706 (INSTALL_LIBGCC): Likewise.
2708 2009-04-26 Joseph Myers <joseph@codesourcery.com>
2711 * c-tree.h (enum c_inline_static_type): New.
2712 (record_inline_static): Declare.
2713 * c-decl.c (struct c_inline_static, c_inline_statics,
2714 record_inline_static, check_inline_statics): New.
2715 (pop_file_scope): Call check_inline_statics.
2716 (start_decl): Call record_inline_static instead of pedwarning
2717 directly for static in inline function.
2718 * c-typeck.c (build_external_ref): Call record_inline_static
2719 instead of pedwarning directly for static referenced in inline
2722 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
2724 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
2725 not new but only being rescanned.
2726 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
2727 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
2728 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
2729 record_set_info, compute_set, grealloc): Remove.
2730 (recompute_all_luids): New function.
2731 (gcse_main): Don't compute sets, and don't do related memory
2732 allocations/free-ing. If something changed before the end of the
2733 pass, update LUIDs using recompute_all_luids.
2734 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
2735 (free_gcse_mem): Don't free it either.
2736 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
2737 Use the df insn LUIDs.
2738 (load_killed_in_block): Likewise.
2739 (compute_hash_table_work): Don't compute reg_set_in_block.
2740 (compute_transp): Use DF_REG_DEF_CHAINs.
2741 (local_cprop_pass): Don't use compute_sets and related functions.
2742 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
2743 Use get_max_uid() instead of max_cuid.
2744 (insert_insn_end_basic_block, pre_insert_copy_insn,
2745 update_ld_motion_stores): Don't try to
2746 keep reg_set tables up to date.
2747 (pre_insert_copies): Use df insn LUIDs.
2748 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
2749 (reg_set_info): Don't use extra bitmap argument.
2750 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
2751 information to compute regs_set_in_block.
2752 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
2753 (bypass_jumps): Don't use compute_sets and friends.
2755 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2758 * opts.c (undocumented_msg): Do not leave blank even with
2761 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2763 * c-decl.c (build_enumerator): Allow values folding to integer
2764 constants but not integer constant expressions with a pedwarn if
2767 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2770 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
2771 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
2772 type is an integer constant.
2774 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2777 * config/i386/i386.c (print_operand) ['z']: Revert handling of
2780 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2783 * c-decl.c (grokdeclarator): Diagnose declarations of functions
2784 with variably modified return type and no storage class
2785 specifiers, except for the case of nested functions. Distinguish
2786 extern declarations of functions with variably modified return
2787 types from those of objects with variably modified types.
2789 2009-04-25 Jan Hubicka <jh@suse.cz>
2791 * tree.c (list_equal_p): New function.
2792 * tree.h (list_equal_p): Declare.
2793 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2794 basic_block_def, basic_block, const_basic_block): New.
2795 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
2796 (redirect_eh_edge): New function.
2797 (make_eh_edge_update_phi): EH edges are not abnormal.
2798 * except.c: Include tree-flow.h.
2799 (list_match): New function.
2800 (eh_region_replaceable_by_p): New function.
2801 (replace_region): New function.
2802 (hash_type_list): New function.
2803 (hash_eh_region): New function.
2804 (eh_regions_equal_p): New function.
2805 (merge_peers): New function.
2806 (remove_unreachable_regions): Verify EH tree when checking;
2808 (copy_eh_region_1): New function.
2809 (copy_eh_region): New function.
2810 (push_reachable_handler): New function.
2811 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
2812 regions without label but with live RESX.
2813 * except.h (redirect_eh_edge_to_label): New.
2814 * tree-flow.h (redirect_eh_edge): New.
2815 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2816 basic_block_def, basic_block, const_basic_block): Remove.
2817 * Makefile.in (except.o): Add dependency on tree-flow.h
2818 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
2819 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
2822 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
2825 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
2826 on the destination of memcpy.
2828 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
2830 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
2831 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
2832 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
2834 2009-04-25 Jan Hubicka <jh@suse.cz>
2836 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
2837 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
2838 to be reached by different label than left.
2839 (update_eh_edges): Update comment; remove edge_to_remove if possible
2840 and return true if suceeded.
2841 (cleanup_empty_eh): Accept sharing map; handle shared regions.
2842 (cleanup_eh): Compute sharing map.
2843 * except.c (remove_eh_handler_and_replace): Add argument if we should
2845 (remove_unreachable_regions): Update for label sharing.
2846 (label_to_region_map): Likewise.
2847 (get_next_region_sharing_label): New function.
2848 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
2850 (remove_eh_handler): Update.
2851 (remove_eh_region_and_replace_by_outer_of): New function.
2852 * except.h (struct eh_region): Add next_region_sharing_label.
2853 (remove_eh_region_and_replace_by_outer_of,
2854 get_next_region_sharing_label): Declare.
2855 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
2857 2009-04-25 Jan Hubicka <jh@suse.cz>
2859 * tree-cfg.c (split_critical_edges): Split also edges where we can't
2860 insert code even if they are not critical.
2862 2009-04-25 Jan Hubicka <jh@suse.cz>
2864 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2865 (gimple_can_remove_branch_p): EH edges won't remove branch by
2867 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
2868 updating of non-abnormal EH edges.
2869 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2870 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
2871 (split_critical_edges): Split also edges where emitting code on them
2872 will lead to splitting later.
2874 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2875 H.J. Lu <hongjiu.lu@intel.com>
2878 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
2879 the configured assembler supports fildq and fistpq mnemonics.
2880 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
2881 * configure: Regenerated.
2884 * config/i386/i386.c (print_operand): Handle 'Z'.
2885 ['z']: Remove handling of special fild/fist suffixes.
2886 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
2887 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
2888 suffix of fild insn.
2889 (*floatsi<mode>2_vector_mixed): Ditto.
2890 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
2891 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
2892 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2893 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
2894 * config/i386/gas.h (GAS_MNEMONICS): Remove.
2896 2009-04-25 Ben Elliston <bje@au.ibm.com>
2898 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
2899 the source of a set operation.
2901 2009-04-25 Anatoly Sokolov <aesok@post.ru>
2903 * target.h (struct gcc_target): Add case_values_threshold field.
2904 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
2905 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
2906 * targhooks.c (default_case_values_threshold): New function.
2907 * targhooks.h (default_case_values_threshold): Declare function.
2908 * stmt.c (expand_case): Use case_values_threshold target hook.
2909 * expr.h (case_values_threshold): Remove declartation.
2910 * expr.c (case_values_threshold): Remove function.
2911 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
2913 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
2914 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
2915 (avr_case_values_threshold): Declare as static.
2916 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
2918 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
2919 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
2920 (mn10300_case_values_threshold): New function.
2922 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
2924 * ira.c (setup_cover_and_important_classes): Add enum cast.
2926 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
2928 * genpreds.c (write_enum_constraint_num): Output definition of
2929 CONSTRAINT_NUM_DEFINED_P macro.
2930 * ira.c (setup_cover_and_important_classes): Use
2931 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
2933 2009-04-24 DJ Delorie <dj@redhat.com>
2935 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
2936 __SH2A_SINGLE_ONLY__ also.
2938 2009-04-24 Steve Ellcey <sje@cup.hp.com>
2940 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
2941 (movdf_internal): Ditto.
2942 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
2943 SFmode and DFmode constants.
2944 (ia64_print_operand): Add 'G' format for printing
2945 floating point constants.
2947 2009-04-24 Richard Guenther <rguenther@suse.de>
2949 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
2950 from unsigned additions.
2952 2009-04-24 Joseph Myers <joseph@codesourcery.com>
2954 * c-typeck.c (set_init_index): Allow array designators that are
2955 not integer constant expressions with a pedwarn if pedantic.
2957 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
2959 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
2960 zero if no overlap in nonzero bits between the operands.
2962 2009-04-24 Ian Lance Taylor <iant@google.com>
2964 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
2965 (record_dead_and_set_regs): Likewise.
2966 * df.h (struct df_mw_hardreg): Change flags field to int.
2967 (struct df_base_ref): Likewise.
2968 (struct df): Change changeable_flags field to int.
2969 * df-scan.c (df_defs_record): Change clobber_flags to int.
2970 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
2971 constants rather than #define macros.
2972 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
2973 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
2974 (enum dwarf_calling_convention): Likewise.
2975 (enum dwarf_line_number_x_ops): Likewise.
2976 (enum dwarf_call_frame_info): Likewise.
2977 (enum dwarf_source_language): Likewise.
2978 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
2979 (add_calling_convention_attribute): Likewise.
2980 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
2981 (combine_comparisons): Change compcode to int. Add cast to enum type.
2982 * genrecog.c (maybe_both_true_2): Change c to int.
2983 (write_switch): Likewise. Add cast to enum type.
2984 * gimplify.c (gimplify_omp_for): Handle return values from
2985 gimplify_expr using MIN rather than bitwise or.
2986 (gimplify_expr): Add cast to enum type.
2987 * ipa-prop.c (update_jump_functions_after_inlining): Change
2988 IPA_BOTTOM to IPA_JF_UNKNOWN.
2989 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
2990 Add casts to enum type.
2991 (setup_cover_and_important_classes): Change cl to int. Add casts
2993 (setup_class_translate): Change cl and mode to int.
2994 (ira_init_once): Change mode to int.
2995 (free_register_move_costs): Likewise.
2996 (setup_prohibited_mode_move_regs): Add casts to enum type.
2997 * langhooks.c (add_builtin_function_common): Rework assertion that
2998 value fits bitfield.
2999 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3000 * omega.c (omega_do_elimination): Avoid math on enum types.
3001 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3002 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3003 int local to handle integral_argment value.
3004 * regmove.c (try_auto_increment): Change PUT_MODE to
3006 * reload.c (push_secondary_reload): Add casts to enum type.
3007 (secondary_reload_class, find_valid_class): Likewise.
3008 * reload1.c (emit_input_reload_insns): Likewise.
3009 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3010 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3011 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3013 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3014 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3016 (expand_complex_libcall): Add casts to enum type.
3017 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3018 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3019 with ERROR_MARK, not NUM_TREE_CODES.
3020 (vect_create_epilog_for_reduction): Likewise.
3021 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3022 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3023 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3025 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3026 vect_unused_in_loop. Change 0 to loop_vect.
3027 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3028 * var-tracking.c (get_init_value): Change return type to enum
3030 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3031 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3033 (arm_override_options): Add casts to enum type.
3034 (arm_emit_tls_decoration): Likewise.
3035 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3037 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3038 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3039 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3041 * config/s390/s390.c (code_for_builtin_64): Change to array of
3043 (code_for_builtin_31): Likewise.
3044 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3046 * config/sparc/sparc.c (sparc_override_options): Change value
3047 field in struct code_model to enum cmodel. In initializer change
3048 0 to NULL and add cast to enum type.
3050 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3051 Change all callers. Issue a -Wc++-compat warning using
3052 lhs_origtype if necessary.
3053 (convert_for_assignment): Issue -Wc++-compat warnings about
3054 invalid conversions to enum type on assignment.
3055 * c-common.h (build_modify_expr): Update declaration.
3057 2009-04-24 Nick Clifton <nickc@redhat.com>
3059 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3060 (function_arg_advance): Likewise.
3061 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3064 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3066 * config/s390/constraints.md ('I', 'J'): Fix condition.
3068 2009-04-24 Diego Novillo <dnovillo@google.com>
3070 * gengtype-parse.c (parse_error): Add newline after message.
3072 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3074 * config/i386/sse.md (avxmodesuffixs): Removed.
3075 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3076 (*avx_pinsr<ssevecsize>): This.
3078 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3080 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3081 follow chains of regs with a single definition, and allow expressions
3082 that are function_invariant_p.
3083 (simple_rhs_p): Allow expressions that are function_invariant_p.
3085 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3088 * fold-const.c (fold_cond_expr_with_comparison): When folding
3089 > and >= to MAX, make sure the MAX uses the same type as the
3090 comparison's operands.
3092 2009-04-24 Nick Clifton <nickc@redhat.com>
3094 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3095 addressing for DImode accesses.
3096 (frv_print_operand_address): Handle PLUS case.
3097 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3099 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3101 PR rtl-optimization/39794
3102 * alias.c (canon_true_dependence): Add x_addr argument.
3103 * rtl.h (canon_true_dependence): Adjust prototype.
3104 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3105 * cselib.c (cselib_invalidate_mem): Likewise.
3106 * gcse.c (compute_transp): Likewise.
3107 * dse.c (scan_reads_nospill): Likewise.
3108 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3109 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3110 canon_base_addr of the group, plus optional offset.
3111 (struct group_info): Rename canon_base_mem to
3113 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3114 canon_rtx of base_mem.
3116 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3118 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3119 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3121 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3123 * config/spu/spu-builtins.h: Delete file.
3125 * config/spu/spu.h (enum spu_builtin_type): Move here from
3127 (struct spu_builtin_description): Likewise. Add GTY marker.
3128 Do not use enum spu_function_code or enum insn_code.
3129 (spu_builtins): Add extern declaration.
3131 * config/spu/spu.c: Do not include "spu-builtins.h".
3132 (enum spu_function_code, enum spu_builtin_type_index,
3133 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3134 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3135 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3136 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3137 (spu_builtin_types): Make static. Add GTY marker.
3138 (spu_builtins): Add extern declaration with GTY marker.
3141 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3142 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3143 Check programmatically whether all parameters are scalar.
3145 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3147 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3149 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3150 assignment from the constructor either if the target is volatile.
3152 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3154 * config/arm/arm.md (insv): Do not share operands[0].
3156 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3158 * config/vxlib-tls.c (active_tls_threads): Delete.
3159 (delete_hook_installed): New.
3160 (tls_delete_hook): Don't delete the delete hook.
3161 (tls_destructor): Delete it here.
3162 (__gthread_set_specific): Adjust installing the delete hook.
3163 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3164 __gthread_leave_tsd_dtor_context.
3166 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3168 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3170 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3172 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3174 (alpha_rtx_costs): Ditto.
3175 (emit_unlikely_jump): Use add_reg_note.
3176 (emit_frame_store_1): Ditto.
3177 (alpha_expand_prologue): Ditto.
3178 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3179 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3181 2009-04-23 Nick Clifton <nickc@redhat.com>
3183 * config/v850/v850.md (epilogue): Remove suppressed code.
3184 (return): Rename to return_simple and remove test of frame size.
3185 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3186 to gen_return_simple.
3188 2009-04-22 Jing Yu <jingyu@google.com>
3191 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3193 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3196 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3197 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3198 value is a VECTOR_CST, the element type is the element type of the
3201 2009-04-22 DJ Delorie <dj@redhat.com>
3203 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3205 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3207 * alias.c (find_base_term): Move around LO_SUM case, so that
3208 CONST falls through into PLUS/MINUS handling.
3211 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3212 into 0, use omit_one_operand.
3214 2009-04-23 Ben Elliston <bje@au.ibm.com>
3216 * config/rs6000/linux-unwind.h (get_regs): Remove type
3217 puns. Change the type of `pc' to an array of unsigned ints and
3218 update all users. Constify frame24.
3220 2009-04-22 DJ Delorie <dj@redhat.com>
3222 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
3223 declarations before code.
3224 (current_function_special_page_vector): Likewise.
3225 (m32c_expand_insv): Silence a warning.
3227 2009-04-21 Taras Glek <tglek@mozilla.com>
3229 * alias.c: Update GTY annotations to new syntax.
3230 * basic-block.h: Likewise.
3231 * bitmap.h: Likewise.
3232 * c-common.h: Likewise.
3233 * c-decl.c: Likewise.
3234 * c-parser.c: Likewise.
3235 * c-pragma.c: Likewise.
3236 * c-tree.h: Likewise.
3237 * cfgloop.h: Likewise.
3238 * cgraph.h: Likewise.
3239 * config/alpha/alpha.c: Likewise.
3240 * config/arm/arm.h: Likewise.
3241 * config/avr/avr.h: Likewise.
3242 * config/bfin/bfin.c: Likewise.
3243 * config/cris/cris.c: Likewise.
3244 * config/darwin.c: Likewise.
3245 * config/frv/frv.c: Likewise.
3246 * config/i386/i386.c: Likewise.
3247 * config/i386/i386.h: Likewise.
3248 * config/i386/winnt.c: Likewise.
3249 * config/ia64/ia64.h: Likewise.
3250 * config/iq2000/iq2000.c: Likewise.
3251 * config/mips/mips.c: Likewise.
3252 * config/mmix/mmix.h: Likewise.
3253 * config/pa/pa.c: Likewise.
3254 * config/pa/pa.h: Likewise.
3255 * config/rs6000/rs6000.c: Likewise.
3256 * config/s390/s390.c: Likewise.
3257 * config/sparc/sparc.c: Likewise.
3258 * config/xtensa/xtensa.c: Likewise.
3259 * cselib.h: Likewise.
3260 * dbxout.c: Likewise.
3261 * dwarf2out.c: Likewise.
3262 * except.c: Likewise.
3263 * except.h: Likewise.
3264 * fixed-value.h: Likewise.
3265 * function.c: Likewise.
3266 * function.h: Likewise.
3267 * gimple.h: Likewise.
3268 * integrate.c: Likewise.
3269 * optabs.c: Likewise.
3270 * output.h: Likewise.
3273 * stringpool.c: Likewise.
3274 * tree-data-ref.c: Likewise.
3275 * tree-flow.h: Likewise.
3276 * tree-scalar-evolution.c: Likewise.
3277 * tree-ssa-address.c: Likewise.
3278 * tree-ssa-alias.h: Likewise.
3279 * tree-ssa-operands.h: Likewise.
3282 * varasm.c: Likewise.
3283 * varray.h: Likewise.
3285 * coretypes.h: Do not define GTY macro if it is already defined.
3286 * doc/gty.texi: Update GTY documentation to new syntax.
3287 * gengtype-lex.l: Enforce attribute-like syntax for GTY
3288 annotations on structs.
3289 * gengtype-parse.c: Likewise.
3291 2009-04-22 Mark Heffernan <meheff@google.com>
3293 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
3295 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3297 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
3300 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3302 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
3303 the same as a PLUS without a shift. Increase the cost of a
3306 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3308 * Makefile.in: Update dependencies.
3309 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
3310 * errors.h: Remove bogus comment about compatibility.
3311 (warning): Update declaration.
3312 * genautomata.c: Update all calls to warning.
3313 * gimple.c: Do not include errors.h. Include toplev.h.
3314 * tree-ssa-structalias.c: Do not include errors.h.
3315 * omega.c: Likewise.
3316 * tree-ssa-reassoc.c: Likewise.
3317 * config/spu/spu-c.c: Likewise.
3318 * config/spu/t-spu-elf: Update dependencies.
3320 2009-04-22 Richard Guenther <rguenther@suse.de>
3322 PR tree-optimization/39824
3323 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
3324 make sure the types are compatible.
3326 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3329 * c-common.c (c_parse_error): Take a token_flags parameter.
3330 Use token_type for the token type instead.
3331 Pass token_flags to cpp_type2name.
3332 * c-common.h (c_parse_error): Update declaration.
3333 * c-parser.c (c_parser_error): Pass 0 as token flags.
3335 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
3337 PR rtl-optimization/39580
3338 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
3340 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3342 * function.c (expand_function_end): Do not emit a jump to the "naked"
3343 return label for fall-through returns.
3344 * except.c (sjlj_emit_function_exit): Always place the call to the
3345 unregister function at the location installed by expand_function_end.
3347 2009-04-22 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/39845
3350 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
3351 (gen_inbound_check): Likewise.
3353 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
3355 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
3357 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
3358 * config/vxlib.c (__gthread_once): Add race guard for PPC.
3360 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3362 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
3363 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
3364 shift counts to avoid out-of-bounds array accesses.
3366 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3368 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
3369 (Pmode): Move above.
3371 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
3373 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
3374 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
3375 GET_CODE macro. Use IN_RANGE macro where appropriate.
3376 * config/alpha/alpha.h: Ditto.
3377 * config/alpha/alpha.md: Ditto.
3378 * config/alpha/constraints.md: Ditto.
3379 * config/alpha/predicates.md: Ditto.
3381 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3383 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
3384 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3385 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3386 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3387 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3388 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3389 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3390 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3391 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3392 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3393 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3394 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3395 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3396 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3397 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3398 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3399 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3400 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3401 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3402 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3403 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3404 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3405 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3406 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3407 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3408 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3409 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3411 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3413 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
3414 references from comments.
3415 * cfgbuild.c: (count_basic_blocks): Delete.
3416 (find_basic_blocks_1): Delete.
3417 (find_basic_blocks): Delete.
3418 * except.c (finish_eh_generation): Make static. Move comment from
3419 except.h here. Remove find_basic_blocks references from comments.
3420 * except.h (finish_eh_generation): Delete.
3421 * basic-block.h (find_basic_blocks): Delete.
3422 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
3424 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
3426 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
3427 (sdbout_parms): Likewise.
3429 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3431 * config/sh/sh.c (prepare_cbranch_operands): Use
3432 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
3433 (expand_cbranchdi4): Likewise.
3434 (from_compare): Add cast to enum type.
3435 (expand_cbranchsi4): Use add_reg_note.
3436 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
3437 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
3438 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
3439 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3440 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
3441 instead of CODE_FOR_nothing.
3442 (cbranchdi4): Likewise. Fix the order of arguments for
3444 (push_fpscr): Use add_reg_note.
3445 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
3446 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
3448 2009-04-21 Joseph Myers <joseph@codesourcery.com>
3450 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
3451 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3452 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3453 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
3454 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
3455 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
3456 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
3457 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
3458 config/alpha/x-vms, config/arc/t-arc,
3459 config/arm/README-interworking, config/arm/arm-c.c,
3460 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
3461 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
3462 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
3463 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
3464 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
3465 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
3466 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
3467 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
3468 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
3469 config/cris/t-elfmulti, config/crx/t-crx,
3470 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
3471 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
3472 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
3473 config/h8300/t-h8300, config/i386/athlon.md,
3474 config/i386/darwin-libgcc.10.4.ver,
3475 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
3476 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
3477 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
3478 config/i386/t-linux64, config/i386/t-nwld,
3479 config/i386/t-rtems-i386, config/i386/t-sol2-10,
3480 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
3481 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
3482 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
3483 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
3484 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
3485 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
3486 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
3487 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
3488 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
3489 config/m68k/t-uclinux, config/mcore/t-mcore,
3490 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
3491 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
3492 config/mips/crtn.asm, config/mips/irix-crti.asm,
3493 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
3494 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
3495 config/mips/mips-fixed.md, config/mips/sb1.md,
3496 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
3497 config/mips/t-iris6, config/mips/t-isa3264,
3498 config/mips/t-libgcc-mips16, config/mips/t-linux64,
3499 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
3500 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
3501 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
3502 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
3503 config/mn10300/t-linux, config/mn10300/t-mn10300,
3504 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
3505 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
3506 config/picochip/libgccExtras/clzsi2.asm,
3507 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
3508 config/rs6000/darwin-libgcc.10.4.ver,
3509 config/rs6000/darwin-libgcc.10.5.ver,
3510 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
3511 config/rs6000/t-aix43, config/rs6000/t-aix52,
3512 config/rs6000/t-darwin, config/rs6000/t-fprules,
3513 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
3514 config/rs6000/t-lynx, config/rs6000/t-netbsd,
3515 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
3516 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
3517 config/rs6000/t-rtems, config/rs6000/t-spe,
3518 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
3519 config/score/t-score-elf, config/sh/divcost-analysis,
3520 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
3521 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
3522 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
3523 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
3524 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
3525 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
3526 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
3527 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
3528 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
3529 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
3530 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
3531 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
3532 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
3533 limitx.h, version.c, xcoff.h: Add copyright and license notices.
3534 * config/h8300/genmova.sh: Include copyright and license notices
3535 in generated output.
3536 * config/h8300/mova.md: Regenerate.
3537 * doc/install.texi2html: Include word "Copyright" in copyright
3538 notice and use name "Free Software Foundation, Inc.".
3539 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3540 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3541 ChangeLog-2007, ChangeLog-2008: Correct dates.
3543 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
3545 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
3546 NE_EXPR operations as well.
3547 * c-parser.c (c_parser_condition): Do not set location information on
3549 (c_parser_conditional_expression): Likewise.
3550 (c_parser_binary_expression): Set location information on operators.
3551 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
3552 TRUTH_NOT_EXPR has been folded.
3553 * fold-const.c (fold_truth_not_expr): Copy location information from
3554 the incoming expression to the outgoing one.
3555 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
3556 recursive calls on the LHS of the operator but pass that of the
3557 operator to recursive calls on the RHS of the operator. Set it
3559 (shortcut_cond_expr): Set the locus of the operator on the second
3560 COND_EXPR and that of the expression on the first in degenerate cases.
3561 Pass the locus of the expression to calls to shortcut_cond_r.
3562 Set the locus of the 'then' block on the associated jump, if any.
3563 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
3564 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
3565 expression to call to gimplify_boolean_expr.
3567 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
3569 * config.gcc: Add additional configuration for
3570 i686-w64-mingw* and x86_64-w64-mingw* triplet.
3571 * config/i386/mingw-w64.h: New mingw-w64 specific header.
3572 (CPP_SPEC): Redefine for allowing -municode option.
3573 (STARTFILE_SPEC): Likewise.
3574 * config/i386/t-mingw-w64: New.
3575 * config/i386/mingw-w64.opt: New.
3576 (municode): Add new target option.
3577 * doc/invoke.texi (municode): Add documentation for new option.
3579 2009-04-21 Ian Lance Taylor <iant@google.com>
3581 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3582 Correct test for number of arguments.
3583 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
3585 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
3587 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
3588 argument of emit_library_call.
3590 2009-04-21 Richard Guenther <rguenther@suse.de>
3593 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
3594 inside VIEW_CONVERT_EXPRs.
3596 2009-04-21 Martin Jambor <mjambor@suse.cz>
3598 * tree-switch-conversion.c (build_constructors): Split a long line.
3599 (constructor_contains_same_values_p): New function.
3600 (build_one_array): Create assigns of constants if possible, do not
3601 call mark_sym_for_renaming, call update_stmt.
3602 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
3603 make_rename_temp. Do not call mark_symbols_for_renaming, call
3605 (gen_def_assigns): Do not call mark_symbols_for_renaming or
3606 find_new_referenced_vars, call update_stmt.
3607 (gen_inbound_check): Use create_tmp_var and create ssa names manually
3608 instead of calling make_rename_temp. Do not call
3609 find_new_referenced_vars or mark_symbols_for_renaming, call
3612 2009-04-21 Richard Guenther <rguenther@suse.de>
3614 PR tree-optimization/39827
3615 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
3616 (tree_ssa_phiprop): Pass the correct array size.
3618 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
3620 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
3622 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3625 * c-typeck.c (lvalue_p): Move declaration ...
3626 * c-common.h (lvalue_p): ... to here.
3627 * c-common.c (candidate_equal_p): New.
3628 (add_tlist): Use it.
3629 (merge_tlist): Use it.
3630 (warn_for_collisions_1): Likewise.
3631 (warning_candidate_p): Accept more candidates.
3632 (verify_tree): A warning candidate can be an expression. Use
3635 2009-04-21 Ben Elliston <bje@au.ibm.com>
3638 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3639 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
3640 options. Remove -mcall-solaris documentation.
3642 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3645 * doc/invoke.texi (-Wlong-long): Update description.
3646 * c-lex (interpret_integer): Only warn if there was no previous
3647 overflow and -Wlong-long is enabled.
3648 * c-decl.c (declspecs_add_type): Drop redundant flags.
3649 * c.opt (Wlong-long): Init to -1.
3650 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
3651 and front-end warn_long_long. Wlong-long only depends on other
3652 flags if it is uninitialized.
3653 * c-parser.c (disable_extension_diagnostics): warn_long_long is
3654 the same for CPP and FE.
3655 (restore_extension_diagnostics): Likewise.
3657 2009-04-20 Ian Lance Taylor <iant@google.com>
3659 Fix enum conversions which are invalid in C++:
3660 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
3661 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
3662 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
3663 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
3664 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
3665 (dbxout_parms): Likewise.
3666 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
3667 (df_clear_flags): Likewise.
3668 * df-problems.c (df_rd_bb_local_compute_process_def): Change
3669 top_flag parameter to int.
3670 (df_chain_create_bb_process_use): Likewise.
3671 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
3673 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
3674 (df_ref_create_structure, df_def_record_1): Likewise.
3675 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
3676 (df_notes_rescan): Change 0 to VOIDmode in function call.
3677 (df_get_call_refs, df_insn_refs_collect): Likewise.
3678 (df_bb_regs_collect): Likewise.
3679 (df_entry_block_defs_collect): Likewise.
3680 (df_exit_block_uses_collect): Likewise.
3681 * df.h: Update declarations.
3682 * double-int.c (double_int_divmod): Add cast to enum type.
3683 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
3684 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
3685 (based_loc_descr): Likewise.
3686 (loc_descriptor_from_tree_1): Change first_op and second_op to
3687 enum dwarf_location_atom. Add cast to enum type.
3688 * expmed.c (init_expmed): Change 0 to SET in function call.
3689 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
3690 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
3691 (do_store_flag): Likewise.
3692 * fixed-value.h (struct fixed_value): Change mode to enum
3694 * function.c (assign_parms): Change 0 to VOIDmode in function call.
3695 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
3697 (insert_insn_decl, insert_decl, insert_state): Likewise.
3698 (automata_list_finish): Likewise.
3699 * genrecog.c (process_define_predicate): Add cast to enum type.
3700 * gensupport.c (init_predicate_table): Add cast to enum type.
3701 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
3703 (gimple_build_call_1, gimple_build_label): Likewise.
3704 (gimple_build_goto, gimple_build_asm_1): Likewise.
3705 (gimple_build_switch_1, gimple_build_cdt): Likewise.
3706 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
3707 (enum fallback): Rename from enum fallback_t.
3708 (fallback_t): Typedef as int.
3709 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
3710 GSI_SAME_STMT in function call.
3711 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
3713 (setup_reg_class_relations): Likewise.
3714 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
3715 (setup_prohibited_class_mode_regs): Add cast to enum type.
3716 (setup_prohibited_mode_move_regs): Likewise.
3717 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
3718 (record_address_regs): Change i to enum reg_class.
3719 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
3720 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
3721 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
3722 (GET_MODE_2XWIDER_MODE): Likewise.
3723 (GET_CLASS_NARROWEST_MODE): Likewise.
3724 * omp-low.c (expand_omp_for): Add cast to enum type.
3725 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
3726 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
3727 * postreload.c (reload_cse_simplify_operands): Change rclass local
3729 * predict.c (combine_predictions_for_insn): Change best_predictor
3730 and predictor to enum br_predictor.
3731 (combine_predictions_for_bb): Likewise.
3732 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
3733 use SET_PREDICT_EXPR_OUTCOME.
3734 * real.c (real_arithmetic): Change icode to code in function call.
3735 * reginfo.c (init_move_cost): Add casts to enum type.
3736 (init_reg_sets_1, init_fake_stack_mems): Likewise.
3737 * regmove.c (regclass_compatible_p): Change class0 and class1 to
3739 * reload.c (find_valid_class): Add casts to enum type.
3740 (push_reload): Change 0 to NO_REGS in function call.
3741 (find_reloads): Change this_alternative to array of enum
3742 reg_class. Remove some now-unnecessary casts.
3743 (make_memloc): Change 0 to VOIDmode in function call.
3744 * reload1.c (reload): Change 0 to VOIDmode in function call.
3745 (eliminate_regs_1, elimination_effects): Likewise.
3746 (eliminate_regs_in_insn): Likewise.
3747 (emit_input_reload_insns): Add cast to enum type.
3748 (delete_output_reload): Change 0 to VOIDmode in function call.
3749 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
3750 to enum type in function call.
3751 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
3752 (SET_PREDICT_EXPR_OUTCOME): Define.
3753 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
3754 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
3755 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
3756 (dump_function): Likewise.
3757 * tree-dump.h: Update declarations.
3758 * tree-pass.h: Update declarations.
3759 * varasm.c (assemble_integer): Change mclass to enum mode_class.
3760 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
3762 (arm_rtx_costs_1): Correct parenthesization.
3763 (arm_rtx_costs): Add casts to enum type.
3764 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
3765 (vfp_emit_fstmd): Use add_rg_note.
3766 (emit_multi_reg_push, emit_sfm): Likewise.
3767 (thumb_set_frame_pointer): Likewise.
3768 (arm_expand_prologue): Likewise.
3769 (arm_regno_class): Change return type to enum reg_class.
3770 (thumb1_expand_prologue): Use add_reg_note.
3771 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
3772 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
3774 * config/arm/gentune.sh: Add cast to enum type.
3775 * config/arm/arm-tune.md: Rebuild.
3776 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
3777 (ix86_split_fp_branch, predict_jump): Likewise.
3778 (ix86_expand_multi_arg_builtin): Change sub_code from enum
3779 insn_code to enum rtx_code.
3780 (ix86_builtin_vectorized_function): Add cast to enum type.
3781 * config/i386/i386.md (truncdfsf2): Change slot to enum
3783 (truncxf<mode>2, isinf<mode>2): Likewise.
3784 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
3786 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
3787 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
3788 (insert_bundle_state): Change 1 to INSERT in function call.
3789 (ia64_add_bundle_selector_before): Likewise.
3790 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
3791 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
3792 (restore_stack_nonlocal): Likewise.
3793 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
3795 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
3797 (mips_rtx_costs): Likewise.
3798 (mips_override_options): Add casts to enum type.
3799 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
3801 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
3802 (store_reg, set_reg_plus_d): Likewise.
3803 (hppa_expand_prologue, hppa_profile_hook): Likewise.
3804 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
3806 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
3808 (emit_unlikely_jump): Use add_reg_note.
3809 (rs6000_emit_allocate_stack): Likewise.
3810 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
3811 (output_toc): Change 1 to INSERT in function call.
3812 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
3813 (rs6000_initialize_trampoline): Likewise.
3814 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
3816 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
3817 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
3818 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
3819 (save_gprs): Use add_reg_note.
3820 (s390_emit_prologue): Likewise.
3821 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3822 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
3823 (sparc_fold_builtin): Add cast to enum type.
3824 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
3826 (spu_expand_prologue): Use add_reg_note.
3827 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
3829 2009-04-20 Ian Lance Taylor <iant@google.com>
3831 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
3832 (c_parser_postfix_expression_after_primary): Get VEC for list of
3833 arguments. Get original types of arguments. Call
3834 build_function_call_vec.
3835 (cached_expr_list_1, cached_expr_list_2): New static variables.
3836 (c_parser_expr_list): Change return type to VEC *. Add
3837 p_orig_types parameter. Change all callers.
3838 (c_parser_release_expr): New static function.
3839 (c_parser_vec_to_tree_list): New static function.
3840 * c-typeck.c (build_function_call): Rewrite to build a VEC and
3841 call build_function_call_vec.
3842 (build_function_call_vec): New function, based on old
3843 build_function_call.
3844 (convert_arguments): Remove nargs and argarray parameters. Change
3845 values to a VEC. Add origtypes parameter.
3846 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
3847 (convert_for_assignment): Add origtype parameter. Change all
3848 callers. If warn_cxx_compat, check for conversion to an enum
3849 type when calling a function.
3850 (store_init_value): Add origtype parameter. Change all callers.
3851 (digest_init): Likewise.
3852 (struct init_node): Add origtype field.
3853 (add_pending_init): Add origtype parameter. Change all callers.
3854 (output_init_element): Likewise.
3855 (output_pending_init_elements): Pass origtype from init_node to
3856 output_init_element.
3857 (process_init_element): Pass origtype from c_expr to
3858 output_init_element.
3859 (c_finish_return): Add origtype parameter. Change all callers.
3860 * c-common.c (sync_resolve_size): Change params to VEC *. Change
3862 (sync_resolve_params): Likewise.
3863 (sync_resolve_return): Change params to first_param. Change caller.
3864 (resolve_overloaded_builtins): Change params to VEC *. Change
3865 callers. Save first parameter around call to build_function_call_vec.
3866 * c-decl.c (finish_decl): Add origtype parameter. Change all
3867 callers. Call build_function_call_vec rather than
3868 build_function_call for cleanup.
3869 * c-tree.h: Update declarations.
3870 * c-common.h: Update declarations.
3871 * stub-objc.c (objc_rewrite_function_call): Change parameter from
3872 params to first_param.
3873 * target.h (struct gcc_target): Change resolve_overloaded_builtin
3874 params parameter from tree to void *.
3875 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3876 Change arglist parameter to have type void *, and to be a pointer
3878 * config/rs6000/rs6000-protos.h
3879 (altivec_resolve_overloaded_builtin): Update declaration.
3880 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
3881 fnargs parameter to have type void *, and to be a pointer to a
3882 VEC. Call build_function_call_vec instead of
3883 build_function_call.
3884 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
3886 2009-04-20 Joey Ye <joey.ye@intel.com>
3887 Xuepeng Guo <xuepeng.guo@intel.com>
3888 H.J. Lu <hongjiu.lu@intel.com>
3890 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
3892 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
3893 (IX86_LEA_PRIORITY): Likewise.
3894 (distance_non_agu_define): New function.
3895 (distance_agu_use): Likewise.
3896 (ix86_lea_for_add_ok): Likewise.
3897 (ix86_dep_by_shift_count): Likewise.
3899 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
3900 should split for LEA.
3902 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
3904 (ix86_dep_by_shift_count): Likewise.
3906 2009-04-20 Richard Guenther <rguenther@suse.de>
3908 * expr.c (handled_component_p): Move ...
3909 * tree.h (handled_component_p): ... here.
3910 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
3911 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
3912 and REALPART_EXPR to be in one group.
3914 2009-04-20 Richard Guenther <rguenther@suse.de>
3916 * basic-block.h (get_all_dominated_blocks): Declare.
3917 * dominance.c (get_all_dominated_blocks): New function.
3918 * tree-cfg.c (get_all_dominated_blocks): Remove.
3919 (remove_edge_and_dominated_blocks): Adjust.
3920 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
3921 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
3922 instead of recursing.
3924 2009-04-20 Doug Kwan <dougkwan@google.com>
3926 * cgraph.h (cgraph_node_ptr): New type for vector functions.
3927 (struct cgraph_node_set_def): New type.
3928 (cgraph_node_set) New type. Also declare vector functions.
3929 (struct cgraph_node_set_element_def): New type.
3930 (cgraph_node_set_element): Ditto.
3931 (cgraph_node_set_iterator): New iterator type.
3932 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
3933 cgraph_node_set_remove, dump_cgraph_node_set,
3934 debug_cgraph_node_set): New prototypes.
3935 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
3936 cgraph_node_set_size): New inlines.
3937 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
3939 (struct ipa_opt_pass): Add struct cgraph_node_set_def
3940 argument to function 'write_summary'.
3941 * ipa.c: Include ggc.h.
3942 (hash_cgraph_node_set_element,
3943 eq_cgraph_node_set_element, cgraph_node_set_new,
3944 cgraph_node_set_add, cgraph_node_set_remove,
3945 cgraph_node_set_find, dump_cgraph_node_set,
3946 debug_cgraph_node_set): New functions.
3947 * Makefile.in (ipa.o): Add dependency on GGC_H.
3949 2009-04-20 Ira Rosen <irar@il.ibm.com>
3951 PR tree-optimization/39675
3952 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
3953 check of the return code of vect_schedule_slp. Check that
3954 stmt_vec_info still exists for the statement, before checking its
3957 2009-04-20 Michael Matz <matz@suse.de>
3959 * Makefile.in (generated_files): Take out $(simple_generated_c).
3961 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
3963 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
3964 (UINTPTR_TYPE): Likewise.
3966 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3969 * c-typeck.c (digest_init): Check for initializing an array with a
3972 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3975 * c-semantics.c (pop_stmt_list): Propagate
3976 STATEMENT_LIST_HAS_LABEL to parent statement list.
3978 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
3980 * config/mips/mips.h (mips_tune_attr): New macro.
3981 * config/mips/mips.md (cpu): Use it.
3983 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3986 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
3989 2009-04-19 Diego Novillo <dnovillo@google.com>
3991 * toplev.c (compile_file): Move call to coverage_finish ...
3992 * cgraphunit.c (ipa_passes): ... here.
3993 Call cgraph_process_new_functions.
3994 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
3995 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
3997 2009-04-19 Jan Hubicka <jh@suse.cz>
3999 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4001 (dump_cgraph_node): Dump can throw external flag.
4002 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4004 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4008 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4009 * common.opt (Wlogical-op): Move from here...
4010 * c.opt (Wlogical-op): ... to here.
4011 * c-typeck.c (parser_build_binary_op): Update call to
4012 warn_logical_operator.
4013 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4015 * c-common.c (warn_logical_op): Update.
4016 * c-common.h (warn_logical_op): Update declaration.
4018 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4020 * tree.c (protected_set_expr_location): Fix formatting.
4022 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4025 * c-typeck.c (readonly_warning): new.
4026 (build_unary_op, build_modify_expr): Use readonly_warning for
4027 storing into something readonly but not const-qualified.
4029 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4032 * c-typeck.c (build_unary_op): Check for taking address of
4033 expression of type void.
4035 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4038 * c-typeck.c (build_function_call): Check for calling a function
4039 with qualified void return types. Call require_complete_type when
4042 2009-04-18 Jan Hubicka <jh@suse.cz>
4044 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4046 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4047 can_throw_external flag.
4048 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4049 * ipa-pure-const.c (ignore_edge): New function.
4050 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4051 only over can_throw_external edges.
4052 (local_pure_const): Add nothrow flag.
4053 * ipa-utils.c (searchc): Add ignore_edge callback.
4054 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4055 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4056 (set_nothrow_function_flags): Update cgraph.
4057 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4059 2009-04-18 Richard Guenther <rguenther@suse.de>
4062 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4063 (fold_stmt): ... this and ...
4064 (fold_stmt_inplace): ... this.
4065 (fold_stmt_1): Fold references in calls and asms.
4066 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4068 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4070 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4071 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4073 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4075 * tree.c (function_args_count): Remove.
4076 * tree.h: Remove the prototype for function_args_count.
4078 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4080 * tree-iterator.c (expr_only): Remove.
4081 * tree.h: Remove the prototype for expr_only.
4083 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4085 * reginfo.c (cannot_change_mode_set_regs): Remove.
4086 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4088 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4090 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4091 whether operands 0 and 1 overlaps.
4093 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4096 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4097 pointer. Use warning_at instead of warning.
4098 (search_for_addr_array): Likewise.
4099 (check_array_bounds): Likewise.
4100 (check_all_array_refs): Check that the incoming edge is not in the
4101 list of edges to be removed.
4102 (check_all_array_refs): Avoid the temporal pointer.
4103 (vrp_visit_cond_stmt): Fix typo.
4104 (simplify_switch_using_ranges): Handle the case where the switch
4105 index is an integer constant.
4107 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4109 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4111 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4113 * doc/extend.texi, doc/invoke.texi: Fix typos.
4115 2009-04-17 Cary Coutant <ccoutant@google.com>
4117 * tree-flow-inline.h (get_lineno): Fix inverted test.
4119 2009-04-17 Diego Novillo <dnovillo@google.com>
4121 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4122 assertion for AVAIL_OUT.
4124 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4127 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4128 * config/sh/linux-atomic.asm: Likewise.
4130 2009-04-17 Diego Novillo <dnovillo@google.com>
4132 * except.c (debug_eh_tree): New.
4133 (struct eh_region, struct eh_status): Move ...
4134 * except.h: ... here.
4135 (add_type_for_runtime): Declare extern.
4136 (lookup_type_for_runtime): Likewise.
4137 (debug_eh_tree): Declare.
4138 * Makefile.in (GTFILES): List except.h before except.c
4140 2009-04-17 Diego Novillo <dnovillo@google.com>
4142 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4143 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4144 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4145 (find_vars_r): ... here.
4146 * tree-flow.h (find_referenced_vars_in): Declare.
4147 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4148 that AVAIL_OUT exists for BLOCK.
4149 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4150 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4151 (tree-parloops.o): Likewise.
4153 2009-04-17 Simon Baldwin <simonb@google.com>
4155 * toplev.c (default_tree_printer): Add handling for %E format.
4157 2009-04-17 Diego Novillo <dnovillo@google.com>
4159 * tree-pretty-print.c (dump_generic_node): Add break after
4160 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4161 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4162 FUNCTION_TYPE together. Call print_struct_decl when printing
4163 structures and TDF_SLIM is not given.
4164 (print_struct_decl): Fix logic for detecting recursion.
4166 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4169 * gcc.c (create_at_file): New.
4170 (compile_input_file_p): New.
4171 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4172 * main.c (main): Update call to toplev_main.
4173 * toplev.c (toplev_main): Change signature. Call expandargv.
4174 * toplev.h (toplev_main): Change signature.
4176 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4178 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4179 if the latter is not constant.
4181 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4183 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4185 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4187 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4188 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4190 2009-04-17 Richard Guenther <rguenther@suse.de>
4192 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4193 Handle component references view-converting an invariant address.
4195 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4197 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4198 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4199 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4200 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4201 Use @deftypevr rather than @deftypevar.
4203 2009-04-17 Richard Guenther <rguenther@suse.de>
4205 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4206 (get_prop_source_stmt): Likewise.
4207 (can_propagate_from): Likewise.
4209 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4211 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4212 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4213 (--with-multilib-list): Add default value.
4214 * configure: Regenerate.
4215 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4216 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4217 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4218 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
4219 Don't add default cpu to multilib list unnecessarily, but do enable
4220 the relevant compiler option..
4221 Add support for --with-multilib-list=<blank> and
4222 --with-multilib-list=!<somelib> to supress unwanted multilibs.
4223 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
4224 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
4225 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
4227 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
4228 (MULTILIB_OSDIRNAMES): New variable.
4229 * config/sh/t-1e: Delete file.
4230 * config/sh/t-mlib-sh1: Delete file.
4231 * config/sh/t-mlib-sh2: Delete file.
4232 * config/sh/t-mlib-sh2a: Delete file.
4233 * config/sh/t-mlib-sh2a-nofpu: Delete file.
4234 * config/sh/t-mlib-sh2a-single: Delete file.
4235 * config/sh/t-mlib-sh2a-single-only: Delete file.
4236 * config/sh/t-mlib-sh2e: Delete file.
4237 * config/sh/t-mlib-sh3e: Delete file.
4238 * config/sh/t-mlib-sh4: Delete file.
4239 * config/sh/t-mlib-sh4-nofpu: Delete file.
4240 * config/sh/t-mlib-sh4-single: Delete file.
4241 * config/sh/t-mlib-sh4-single-only: Delete file.
4242 * config/sh/t-mlib-sh4a: Delete file.
4243 * config/sh/t-mlib-sh4a-nofpu: Delete file.
4244 * config/sh/t-mlib-sh4a-single: Delete file.
4245 * config/sh/t-mlib-sh4a-single-only: Delete file.
4246 * config/sh/t-mlib-sh4al: Delete file.
4247 * config/sh/t-mlib-sh5-32media: Delete file.
4248 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
4249 * config/sh/t-mlib-sh5-64media: Delete file.
4250 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
4251 * config/sh/t-mlib-sh5-compact: Delete file.
4252 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
4253 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
4254 * doc/install.texi (Options specification): Add
4255 --with-multilib-list and --with-endian.
4257 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4259 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
4261 (OBJS-common): Add plugin-version.o.
4262 (plugin-version.o): New.
4263 * gcc-plugin.h (plugin_gcc_version): New.
4264 (plugin_default_version_check): New.
4265 (plugin_init_func, plugin_init): Add version argument.
4266 * plugin-version.c: New.
4267 * plugin.c (str_plugin_gcc_version_name): New.
4268 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
4269 pass it to the init function.
4270 (plugin_default_version_check): New.
4272 2009-04-17 Richard Guenther <rguenther@suse.de>
4274 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
4275 for decl-vs-decl disambiguation.
4277 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
4279 * config/s390/s390.h (s390_tune_attr): New macro definition.
4280 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
4282 2009-04-17 Richard Guenther <rguenther@suse.de>
4284 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
4285 (fold_stmt_r): Likewise.
4286 (maybe_fold_reference): New function.
4287 (fold_gimple_assign): Handle cases fold_stmt_r did.
4288 (fold_stmt): Do not use fold_stmt_r.
4289 (fold_stmt_inplace): Likewise.
4291 2009-04-17 Richard Guenther <rguenther@suse.de>
4293 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
4294 (record_equivalences_from_stmt): Remove useless checks and
4296 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
4297 the type is already suitable.
4299 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
4301 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
4303 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
4305 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
4306 (CMPtype): Define as __gcc_CMPtype.
4308 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
4310 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4311 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
4313 2009-04-17 Richard Guenther <rguenther@suse.de>
4315 PR tree-optimization/39746
4316 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
4317 special-casing for builtins and static variable use/def.
4318 (call_may_clobber_ref_p_1): Likewise.
4320 2009-04-16 Ian Lance Taylor <iant@google.com>
4322 * df.h: Include "timevar.h".
4323 (struct df_problem): Change tv_id field to timevar_id_t.
4324 * tree-pass.h: Include "timevar.h".
4325 (struct opt_pass): Change tv_id field to timevar_id_t.
4326 * timevar.h (timevar_id_t): Define TV_NONE.
4327 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
4328 TV_NONE rather than tv_id != 0.
4329 (execute_one_pass): Likewise.
4330 * Makefile.in (DF_H): Add $(TIMEVAR_H).
4331 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
4332 dependencies to $(TREE_PASS_H).
4333 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
4335 (pass_branch_target_load_optimize2): Likewise.
4336 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
4337 (pass_outof_cfg_layout_mode): Likewise.
4338 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
4339 (pass_rebuild_cgraph_edges): Likewise.
4340 (pass_remove_cgraph_callee_edges): Likewise.
4341 * df-core.c (pass_df_initialize_opt): Likewise.
4342 (pass_df_initialize_no_opt): Likewise.
4343 (pass_df_finish): Likewise.
4344 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4345 * except.c (pass_set_nothrow_function_flags): Likewise.
4346 (pass_convert_to_eh_region_ranges): Likewise.
4347 * final.c (pass_compute_alignments): Likewise.
4348 * function.c (pass_instantiate_virtual_regs): Likewise.
4349 (pass_init_function): Likewise.
4350 (pass_leaf_regs): Likewise.
4351 (pass_match_asm_constraints): Likewise.
4352 * gimple-low.c (pass_lower_cf): Likewise.
4353 (pass_mark_used_blocks): Likewise.
4354 * init-regs.c (pass_initialize_regs): Likewise.
4355 * integrate.c (pass_initial_value_sets): Likewise.
4356 * ira.c (pass_ira): Likewise.
4357 * jump.c (pass_cleanup_barriers): Likewise.
4358 * omp-low.c (pass_expand_omp): Likewise.
4359 (pass_lower_omp): Likewise.
4360 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
4361 * recog.c (pass_split_all_insns): Likewise.
4362 (pass_split_after_reload): Likewise.
4363 (pass_split_before_regstack): Likewise.
4364 (pass_split_before_sched2): Likewise.
4365 (pass_split_for_shorten_branches): Likewise.
4366 * reginfo.c (pass_reginfo_init): Likewise.
4367 (pass_subregs_of_mode_init): Likewise.
4368 (pass_subregs_of_mode_finish): Likewise.
4369 * passes.c (pass_postreload): Likewise.
4370 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
4371 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
4372 (pass_warn_function_return): Likewise.
4373 (pass_warn_function_noreturn): Likewise.
4374 * tree-complex.c (pass_lower_complex): Likewise.
4375 (pass_lower_complex_O0): Likewise.
4376 * tree-if-conv.c (pass_if_conversion): Likewise.
4377 * tree-into-ssa.c (pass_build_ssa): Likewise.
4378 * tree-mudflap.c (pass_mudflap_1): Likewise.
4379 (pass_mudflap_2): Likewise.
4380 * tree-nomudflap.c (pass_mudflap_1): Likewise.
4381 (pass_mudflap_2): Likewise.
4382 * tree-nrv.c (pass_return_slot): Likewise.
4383 * tree-object-size.c (pass_object_sizes): Likewise.
4384 * tree-optimize.c (pass_all_optimizations): Likewise.
4385 (pass_early_local_passes): Likewise.
4386 (pass_all_early_optimizations): Likewise.
4387 (pass_cleanup_cfg): Likewise.
4388 (pass_cleanup_cfg_post_optimizing): Likewise.
4389 (pass_free_datastructures): Likewise.
4390 (pass_free_cfg_annotations): Likewise.
4391 (pass_fixup_cfg): Likewise.
4392 (pass_init_datastructures): Likewise.
4393 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
4394 (pass_late_warn_uninitialized): Likewise.
4395 (pass_update_address_taken): Likewise.
4396 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
4397 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
4398 (pass_cse_sincos): Likewise.
4399 (pass_convert_to_rsqrt): Likewise.
4400 * tree-ssa-structalias.c (pass_build_alias): Likewise.
4401 * tree-stdarg.c (pass_stdarg): Likewise.
4402 * tree-tailcall.c (pass_tail_recursion): Likewise.
4403 (pass_tail_calls): Likewise.
4404 * tree-vect-generic.c (pass_lower_vector): Likewise.
4405 (pass_lower_vector_ssa): Likewise.
4406 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
4408 2009-04-16 Joseph Myers <joseph@codesourcery.com>
4410 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
4412 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
4414 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
4415 logical and signext.
4417 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
4420 * config/sh/predicates.md (arith_operand): Check if the operand
4421 of TRUNCATE is a REG.
4423 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4425 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4426 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4428 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4430 * tree-iterator.c (tsi_split_statement_list_after,
4431 tsi_split_statement_list_before): Remove.
4432 * tree-iterator.h: Remove the prototypes for
4433 tsi_split_statement_list_after and tsi_split_statement_list_before.
4435 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4437 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4438 * tree-ssa-propagate.h: Remove the prototype for
4439 stmt_makes_single_load.
4441 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4443 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
4444 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
4446 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4448 * tree-iterator.c (EXPR_LAST_BODY): Remove.
4450 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4452 * except.c (eh_region_outer_p): Remove.
4453 * except.h: Remove the prototype for eh_region_outer_p.
4455 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4457 * function.c (current_function_assembler_name): Remove.
4458 * function.h: Remove the prototype for
4459 current_function_assembler_name.
4461 2009-04-16 Ian Lance Taylor <iant@google.com>
4463 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
4464 (add_reg_note): Call alloc_reg_note.
4465 * rtl.h (alloc_reg_note): Declare.
4466 * combine.c (try_combine): Use alloc_reg_note.
4467 (recog_for_combine, move_deaths): Likewise.
4468 (distribute_notes): Use alloc_reg_note and add_reg_note.
4469 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
4470 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
4471 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
4473 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
4475 PR rtl-optimization/39762
4476 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
4477 ira_may_move_out_cost): Add comments about way of their usage.
4478 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
4480 * ira-conflicts.c (process_regs_for_copy): Use function
4481 ira_get_register_move_cost instead of global
4482 ira_register_move_cost.
4484 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
4485 color_pass, move_spill_restore, update_curr_costs): Ditto.
4487 * ira-lives.c (process_single_reg_class_operands): Ditto.
4489 * ira-emit.c (emit_move_list): Ditto.
4491 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
4492 (record_reg_classes): Ditto. Use functions
4493 ira_get_register_move_cost and ira_get_may_move_cost instead of
4494 global vars ira_register_move_cost, ira_may_move_out_cost and
4495 ira_may_move_in_cost.
4496 (record_address_regs): Don't call ira_init_register_move_cost.
4497 Use function ira_get_may_move_cost instead of global
4498 ira_may_move_in_cost.
4499 (process_bb_node_for_hard_reg_moves): Use function
4500 ira_get_register_move_cost instead of global ira_register_move_cost.
4501 (ira_costs): Don't call ira_init_register_move_cost.
4503 2009-04-16 Richard Guenther <rguenther@suse.de>
4505 * tree-cfg.c (verify_gimple_assign_binary):
4506 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
4507 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
4508 (create_general_new_stmt): Note that this function is broken.
4510 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4512 * common.opt (fhelp): Add Var(help_flag).
4513 * gcc-plugin.h (plugin_info): Add help.
4514 * plugin.c (plugin_name_args): Add help.
4515 (register_plugin_info): Set plugin->help.
4516 (print_help_one_plugin): New.
4517 (print_plugins_help): New.
4518 * plugin.h (print_plugins_help): New.
4519 * toplev.c (toplev_main): Call print_plugins_help if needed.
4521 2009-04-16 Richard Guenther <rguenther@suse.de>
4523 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
4524 (gimple_ior_addresses_taken_1): New function.
4525 (gimple_ior_addresses_taken): Likewise.
4526 * gimple.h (struct gimple_statement_with_ops_base): Remove
4527 addresses_taken member.
4528 (gimple_ior_addresses_taken): Declare.
4529 (gimple_addresses_taken, gimple_addresses_taken_ptr,
4530 gimple_set_addresses_taken): Remove.
4531 * ipa-reference.c (mark_address): New function.
4532 (scan_stmt_for_static_refs): Use it for marking addresses taken.
4533 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
4534 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
4535 (gimple_add_to_addresses_taken): Remove.
4536 (get_tmr_operands): Call mark_address_taken.
4537 (get_asm_expr_operands): Likewise.
4538 (get_expr_operands): Likewise.
4539 (build_ssa_operands): Do not clear the addresses_taken bitmap.
4540 (free_stmt_operands): Do not free it.
4541 * tree-ssa.c (delete_tree_ssa): Likewise.
4542 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
4544 2009-04-16 Richard Guenther <rguenther@suse.de>
4546 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
4547 (walk_stmt_load_store_ops): Likewise.
4548 * gimple.c (get_base_loadstore): New function.
4549 (walk_stmt_load_store_addr_ops): Likewise.
4550 (walk_stmt_load_store_ops): Likewise.
4551 * ipa-pure-const.c (check_op): Simplify.
4552 (check_load, check_store): New functions.
4553 (check_stmt): Use walk_stmt_load_store_ops.
4554 * ipa-reference.c (mark_load): Adjust signature.
4555 (mark_store): Likewise.
4556 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
4558 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4560 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
4562 * opts.c (common_handle_option): Don't call print_version.
4563 * plugin.c (plugin_name_args): Add version.
4564 (register_plugin_info): New.
4565 (register_callback): Handle PLUGIN_INFO.
4566 (try_init_one_plugin): New.
4567 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
4569 (finalize_one_plugin): New.
4570 (finalize_plugins): New.
4571 (print_one_plugin): New.
4572 (print_plugins_versions): New.
4573 * plugin.h (print_plugins_versions): New.
4574 (finalize_plugins): New.
4575 * toplev.c (compile_file): Don't call initialize_plugins.
4576 (print_version): Call print_plugins_versions.
4577 (toplev_main): Call initialize_plugins. Print version if needed.
4578 Call finalize_plugins.
4580 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4582 * common.opt (fversion): New.
4583 * gcc.c (print_version): New.
4584 (process_command): Don't print the version. Just set print_version.
4585 (main): Print version. Call subprocesses if print_version and
4586 verbose_flag are set.
4587 * opts.c (common_handle_option): Handle OPT_fversion.
4589 2009-04-16 Richard Guenther <rguenther@suse.de>
4590 Ira Rosen <irar@il.ibm.com>
4592 PR tree-optimization/39698
4593 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
4594 type of the reduction variable. Only generate the def if
4597 * omp-low.c (expand_omp_for_generic): When converting to a pointer
4598 make sure to first convert to an integer of the same precision.
4599 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
4600 the type of the evolution correctly in computing the new
4601 induction variable base.
4603 2009-04-16 Richard Guenther <rguenther@suse.de>
4606 * tree-cfg.c (make_blocks): Split statements with to-be
4607 abnormal SSA names on the lhs.
4609 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
4611 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
4612 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
4613 * c-typeck.c (really_start_incremental_init): Likewise.
4614 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
4615 (TARGET_INITIALIZER): Remove it.
4616 * target.h (struct target): Remove vector_opaque_p.
4617 * tree.c (build_opaque_vector_type): New.
4618 * tree.h (TYPE_VECTOR_OPAQUE): New.
4619 (build_opaque_vector_type): Declare.
4620 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
4621 * config/rs6000/rs6000.c (build_opaque_vector_type,
4622 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
4623 (rs6000_init_builtins): Use build_opaque_vector_type for
4624 opaque_V4SI_type_node.
4626 2009-04-15 Catherine Moore <clm@codesourcery.com>
4628 * debug.h (set_name): Declare.
4629 * dwarf2out.c (dwarf2out_set_name): Declare.
4630 (dwarf2_debug_hooks): Add set_name.
4631 (find_AT_string): New.
4632 (add_AT_string): Call find_AT_string.
4633 (dwarf2out_set_name): New.
4634 * cp/decl.c (grokdeclarator): Call set_name.
4635 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
4636 * debug.c (do_nothing_debug_hooks): Likewise.
4637 * dbxout.c (dbx_debug_hooks): Likewise.
4638 * sdbout.c (sdb_debug_hooks): Likewise.
4640 2009-04-15 Michael Eager <eager@eagercon.com>
4642 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
4643 reg for single-precision FPU.
4644 * config/rs6000/rs6000.md (movsi_internal1): Only for
4646 (movsi_internal1_single): New. Add pattern to move SI values to/from
4647 single-precision FP regs.
4649 2009-04-15 Richard Guenther <rguenther@suse.de>
4651 * omp-low.c (lower_rec_input_clauses): Build correct address
4653 (expand_omp_for_generic): Fix multiplication type.
4654 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
4655 (generate_memset_zero): Fix types.
4656 * tree-profile.c (prepare_instrumented_value): Correctly
4659 2009-04-15 Ian Lance Taylor <iant@google.com>
4661 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
4662 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
4663 for -Wall and for -Wc++-compat.
4664 (c_common_post_options): For C++, set warn_enum_compare if not
4666 * c-tree.h (struct c_expr): Add field original_type.
4667 (build_external_ref): Update declaration.
4668 * c-parser.c (c_parser_braced_init): Set original_type.
4669 (c_parser_initelt): Likewise.
4670 (c_parser_expr_no_commas): Likewise.
4671 (c_parser_conditional_expression): Likewise.
4672 (c_parser_cast_expression): Likewise.
4673 (c_parser_unary_expression): Likewise. Pull setting of
4674 original_code to top of function.
4675 (c_parser_sizeof_expression): Set original_type.
4676 (c_parser_alignof_expression): Likewise.
4677 (c_parser_postfix_expression): Likewise. Pull setting of
4678 original_code to top of function.
4679 (c_parser_postfix_expression_after_paren_type): Set original_type.
4680 (c_parser_postfix_expression_after_primary): Likewise.
4681 (c_parser_expression): Likewise.
4682 * c-typeck.c (build_external_ref): Add type parameter. Change all
4684 (c_expr_sizeof_expr): Set original_type field.
4685 (parser_build_unary_op): Likewise.
4686 (parser_build_binary_op): Likewise. Optionally warn about
4687 comparisons of enums of different types.
4688 (digest_init): Set original_type field.
4689 (really_start_incremental_init): Likewise.
4690 (push_init_level, pop_init_level): Likewise.
4691 * doc/invoke.texi (Warning Options): -Wenum-compare now
4694 2009-04-15 Richard Guenther <rguenther@suse.de>
4696 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
4697 out a necessary conversion.
4698 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
4699 names we didn't value number.
4700 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
4702 2009-04-15 Richard Guenther <rguenther@suse.de>
4704 PR tree-optimization/39764
4705 * tree-ssa-ccp.c (get_value): Canonicalize value with
4706 canonicalize_float_value.
4708 2009-04-15 Jan Hubicka <jh@suse.cz>
4710 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
4711 Wrong version of patch.
4713 2009-04-15 Jan Hubicka <jh@suse.cz>
4715 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
4717 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
4719 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
4720 our distinct integral and vector types.
4722 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
4724 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
4725 * init.c (build_vtbl_address): Remove call to assemble_external.
4727 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
4729 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
4730 output for other floating point modes.
4732 2009-04-14 Diego Novillo <dnovillo@google.com>
4734 * diagnostic.c (diagnostic_report_diagnostic): Do not
4735 warn about loaded plugins for DK_ERROR and DK_WARNING.
4736 * c-decl.c (declspecs_add_type): Move call to
4737 invoke_plugin_callbacks ...
4738 * c-parser.c (c_parser_declspecs): ... here.
4739 * plugin.c (dump_active_plugins): Tidy output.
4741 2009-04-14 Diego Novillo <dnovillo@google.com>
4742 Le-Chun Wu <lcwu@google.com>
4744 * configure.ac: Add --enable-plugin support.
4745 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
4746 * Makefile.in (PLUGIN_H): Define.
4747 Export ENABLE_PLUGIN and GMPINC to site.exp.
4748 Add PLUGINLIBS to link command.
4749 Add/modify dependencies for plugin.o and files including plugin.h.
4751 * config.in: Regenerate.
4753 * opts.c (common_handle_option): Handle OPT_fplugin_ and
4756 2009-04-14 Le-Chun Wu <lcwu@google.com>
4758 * tree-pass.h (register_one_dump_file): Add a prototype for
4759 register_one_dump_file.
4760 * toplev.c (compile_file): Call initialize_plugins.
4761 (do_compile): Call invoke_plugin_callbacks.
4762 (toplev_main): Call invoke_plugin_callbacks.
4763 * common.opt: Add -fplugin= and -fplugin-arg-.
4764 * gcc-plugin.h: New public header file for plugins to include.
4765 * plugin.c: New source file.
4766 * plugin.h: New internal header file.
4767 * passes.c (register_one_dump_file): Make it external.
4769 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
4771 2009-04-14 Diego Novillo <dnovillo@google.com>
4773 * doc/plugins.texi: New.
4774 * doc/gccint.texi: Add reference to Plugins chapter.
4775 * doc/invoke.texi: Document -fplugin and -fplugin-arg
4776 * diagnostic.c (diagnostic_report_diagnostic): Warn about
4777 loaded plugins, if any.
4778 * timevar.def (TV_PLUGIN_INIT): Define.
4779 (TV_PLUGIN_RUN): Define.
4780 * plugin.c: Include timevar.h
4781 (plugins_active_p): New.
4782 (dump_active_plugins): New.
4783 (debug_active_plugins): New.
4785 2009-04-14 Joseph Myers <joseph@codesourcery.com>
4787 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
4789 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
4791 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
4793 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
4794 the same as a minus without a shift.
4796 2009-04-14 Nick Clifton <nickc@redhat.com>
4798 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
4799 comparisons with small integers will always produce a short
4802 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
4805 2008-12-19 Diego Novillo <dnovillo@google.com>
4807 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
4809 2009-04-14 Richard Guenther <rguenther@suse.de>
4811 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
4813 (verify_gimple_assign_binary): Likewise. Handle shifts and
4815 (verify_gimple_phi): Print the mismatched argument position.
4816 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4818 (vect_update_init_of_dr): Likewise.
4819 * matrix-reorg.c (transform_access_sites): Do what the
4821 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
4823 2009-04-13 Michael Eager <eager@eagercon.com>
4825 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
4826 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
4827 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
4828 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
4829 remove duplicate config
4831 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4833 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
4834 file_name:line_number type locator of the call site.
4836 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
4838 * genautomata.c: Put blank after comma.
4839 (automaton_decls): New.
4840 (struct unit_usage): Add comments to member next.
4841 (store_alt_unit_usage): Keep the list ordered.
4842 (unit_present_on_list_p, equal_alternatives_p): New.
4843 (check_regexp_units_distribution): Check units distribution
4844 correctness correctly.
4845 (main): Don't write automata if error is found. Return correct
4848 * config/m68k/cf.md (cfv4_ds): Remove.
4849 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
4850 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
4852 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
4853 power4-load-ext, power4-store, power4-store-update,
4854 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
4855 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
4856 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
4857 power4-sqrt, power4-isync): Modify reservation to make correct
4858 unit distribution to automata.
4860 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
4861 power5-store-update, power5-two, power5-three, power5-lmul,
4862 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
4864 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
4866 * except.c (pass_set_nothrow_function_flags): Set name and add
4868 (set_nothrow_function_flags): Mention in the dump file when
4869 changing a function to nothrow.
4871 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
4874 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
4875 instead of unsigned long.
4877 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4879 * config/arm/arm.c (return_used_this_function): Remove.
4880 (arm_output_function_prologue): Remove use of
4881 return_used_this_function.
4882 (output_return_instruction): Replace use of
4883 return_used_this_function
4884 by cfun->machine->return_used_this_function.
4885 (arm_output_epilogue): Likewise.
4886 (arm_output_function_epilogue): Likewise.
4887 (thumb_unexpanded_epilogue): Likewise.
4888 * config/arm/arm.h (struct machine_function):
4889 New member return_used_this_function.
4891 2009-04-12 Mark Mitchell <mark@codesourcery.com>
4893 * doc/install.texi: Correct description of default directory for
4894 --with-gxx-include-dir.
4896 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
4898 * fold-const.c (build_range_check): Properly deal with enumeral and
4901 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
4903 * doc/invoke.texi (max_gcse_passes): Remove documentation.
4904 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
4905 * params.h (MAX_GCSE_PASSES): Remove.
4906 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
4907 in sequence. Remove ability to run multiple passes.
4908 (bypass_jumps): Report run as third CPROP pass.
4910 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
4913 * except.c (can_throw_external): Look at each insn in a SEQUENCE
4914 when deciding whether the whole SEQUENCE can throw.
4916 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
4919 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
4920 offseted label references.
4922 2009-04-11 Jan Hubicka <jh@suse.cz>
4924 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
4926 2009-04-11 Richard Guenther <rguenther@suse.de>
4929 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
4930 return variables as TREE_ADDRESSABLE.
4932 2009-04-11 Richard Guenther <rguenther@suse.de>
4934 PR tree-optimization/39713
4935 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
4936 reference trees have SSA_NAME operands.
4938 2009-04-11 Richard Guenther <rguenther@suse.de>
4941 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
4942 address expressions.
4944 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
4946 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
4947 match changes in Cygwin 1.7
4948 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
4949 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
4951 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
4953 PR tree-optimization/39701
4954 * doc/invoke.texi (Optimization Options): Document change in
4955 meaning and initialization of -fdelete-null-pointer-checks.
4957 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
4960 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
4962 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
4965 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
4967 2009-04-10 Chao-ying Fu <fu@mips.com>
4969 * doc/tm.texi (Instruction Output): Document
4970 TARGET_ASM_FINAL_POSTSCAN_INSN.
4971 * target.h (final_postscan_insn): New field in asm_out.
4972 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
4973 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
4974 * final.c (final_scan_insn): Call
4975 targetm.asm_out.final_postscan_insn after outputting
4976 an asm macro and a normal instruction.
4978 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
4979 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
4980 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
4981 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
4982 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
4984 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
4987 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
4988 variables as non-NULL even with -fdelete-null-pointer-checks.
4990 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
4992 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
4994 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
4997 * config/i386/i386.c (classify_argument): Handle SCmode with
4998 (bit_offset % 64) != 0.
5000 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5002 * doc/invoke.texi (Optimize Options): Add cross-reference to
5003 -Q --help=optimizers examples.
5005 2009-04-10 Ben Elliston <bje@au.ibm.com>
5008 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5009 regalign for the reg == fpr and TDmode case.
5011 2009-04-09 David Ayers <ayers@fsfe.org>
5014 * objc/objc-act.c (warn_with_method): Remove helper function.
5015 (check_duplicates): Call warning and inform directly.
5016 (really_start_method): Likewise.
5018 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5020 * expmed.c (expand_divmod): Always use a comparison for a division
5021 by a large unsigned integer.
5023 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5024 for things others than variables or functions as nonzero.
5026 2009-04-09 Nick Clifton <nickc@redhat.com>
5028 * unwind-compat.c: Change copyright header to refer to version
5029 3 of the GNU General Public License with version 3.1 of the
5030 GCC Runtime Library Exception and to point readers at the
5031 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5032 * config/alpha/crtfastmath.c: Likewise.
5033 * config/alpha/linux-unwind.h: Likewise.
5034 * config/alpha/qrnnd.asm: Likewise.
5035 * config/alpha/vms-crt0-64.c: Likewise.
5036 * config/alpha/vms-crt0.c: Likewise.
5037 * config/alpha/vms-dwarf2.asm: Likewise.
5038 * config/alpha/vms-dwarf2eh.asm: Likewise.
5039 * config/alpha/vms-psxcrt0-64.c: Likewise.
5040 * config/alpha/vms-psxcrt0.c: Likewise.
5041 * config/alpha/vms_tramp.asm: Likewise.
5042 * config/arc/initfini.c: Likewise.
5043 * config/arc/lib1funcs.asm: Likewise.
5044 * config/arm/bpabi-v6m.S: Likewise.
5045 * config/arm/bpabi.S: Likewise.
5046 * config/arm/bpabi.c: Likewise.
5047 * config/arm/crti.asm: Likewise.
5048 * config/arm/crtn.asm: Likewise.
5049 * config/arm/ieee754-df.S: Likewise.
5050 * config/arm/ieee754-sf.S: Likewise.
5051 * config/arm/lib1funcs.asm: Likewise.
5052 * config/arm/libunwind.S: Likewise.
5053 * config/arm/linux-atomic.c: Likewise.
5054 * config/arm/mmintrin.h: Likewise.
5055 * config/arm/pr-support.c: Likewise.
5056 * config/arm/unaligned-funcs.c: Likewise.
5057 * config/arm/unwind-arm.c: Likewise.
5058 * config/arm/unwind-arm.h: Likewise.
5059 * config/avr/libgcc.S: Likewise.
5060 * config/bfin/crti.s: Likewise.
5061 * config/bfin/crtlibid.s: Likewise.
5062 * config/bfin/crtn.s: Likewise.
5063 * config/bfin/lib1funcs.asm: Likewise.
5064 * config/bfin/linux-unwind.h: Likewise.
5065 * config/cris/arit.c: Likewise.
5066 * config/cris/cris_abi_symbol.c: Likewise.
5067 * config/darwin-64.c: Likewise.
5068 * config/darwin-crt2.c: Likewise.
5069 * config/darwin-crt3.c: Likewise.
5070 * config/darwin.h: Likewise.
5071 * config/dbxelf.h: Likewise.
5072 * config/dfp-bit.c: Likewise.
5073 * config/dfp-bit.h: Likewise.
5074 * config/elfos.h: Likewise.
5075 * config/fixed-bit.c: Likewise.
5076 * config/fixed-bit.h: Likewise.
5077 * config/fp-bit.c: Likewise.
5078 * config/fp-bit.h: Likewise.
5079 * config/fr30/crti.asm: Likewise.
5080 * config/fr30/crtn.asm: Likewise.
5081 * config/fr30/lib1funcs.asm: Likewise.
5082 * config/freebsd-spec.h: Likewise.
5083 * config/frv/cmovd.c: Likewise.
5084 * config/frv/cmovh.c: Likewise.
5085 * config/frv/cmovw.c: Likewise.
5086 * config/frv/frvbegin.c: Likewise.
5087 * config/frv/frvend.c: Likewise.
5088 * config/frv/lib1funcs.asm: Likewise.
5089 * config/glibc-stdint.h: Likewise.
5090 * config/h8300/clzhi2.c: Likewise.
5091 * config/h8300/crti.asm: Likewise.
5092 * config/h8300/crtn.asm: Likewise.
5093 * config/h8300/ctzhi2.c: Likewise.
5094 * config/h8300/fixunssfsi.c: Likewise.
5095 * config/h8300/lib1funcs.asm: Likewise.
5096 * config/h8300/parityhi2.c: Likewise.
5097 * config/h8300/popcounthi2.c: Likewise.
5098 * config/i386/ammintrin.h: Likewise.
5099 * config/i386/att.h: Likewise.
5100 * config/i386/avxintrin.h: Likewise.
5101 * config/i386/biarch64.h: Likewise.
5102 * config/i386/bmmintrin.h: Likewise.
5103 * config/i386/cpuid.h: Likewise.
5104 * config/i386/cross-stdarg.h: Likewise.
5105 * config/i386/crtfastmath.c: Likewise.
5106 * config/i386/crtprec.c: Likewise.
5107 * config/i386/cygming-crtbegin.c: Likewise.
5108 * config/i386/cygming-crtend.c: Likewise.
5109 * config/i386/cygwin.asm: Likewise.
5110 * config/i386/emmintrin.h: Likewise.
5111 * config/i386/gmm_malloc.h: Likewise.
5112 * config/i386/gthr-win32.c: Likewise.
5113 * config/i386/i386.h: Likewise.
5114 * config/i386/immintrin.h: Likewise.
5115 * config/i386/linux-unwind.h: Likewise.
5116 * config/i386/linux64.h: Likewise.
5117 * config/i386/mm3dnow.h: Likewise.
5118 * config/i386/mmintrin-common.h: Likewise.
5119 * config/i386/mmintrin.h: Likewise.
5120 * config/i386/nmmintrin.h: Likewise.
5121 * config/i386/pmm_malloc.h: Likewise.
5122 * config/i386/pmmintrin.h: Likewise.
5123 * config/i386/smmintrin.h: Likewise.
5124 * config/i386/sol2-c1.asm: Likewise.
5125 * config/i386/sol2-ci.asm: Likewise.
5126 * config/i386/sol2-cn.asm: Likewise.
5127 * config/i386/sol2-gc1.asm: Likewise.
5128 * config/i386/tmmintrin.h: Likewise.
5129 * config/i386/unix.h: Likewise.
5130 * config/i386/w32-unwind.h: Likewise.
5131 * config/i386/wmmintrin.h: Likewise.
5132 * config/i386/x86-64.h: Likewise.
5133 * config/i386/x86intrin.h: Likewise.
5134 * config/i386/xmmintrin.h: Likewise.
5135 * config/ia64/crtbegin.asm: Likewise.
5136 * config/ia64/crtend.asm: Likewise.
5137 * config/ia64/crtfastmath.c: Likewise.
5138 * config/ia64/crti.asm: Likewise.
5139 * config/ia64/crtn.asm: Likewise.
5140 * config/ia64/fde-glibc.c: Likewise.
5141 * config/ia64/lib1funcs.asm: Likewise.
5142 * config/ia64/linux-unwind.h: Likewise.
5143 * config/ia64/quadlib.c: Likewise.
5144 * config/ia64/unwind-ia64.c: Likewise.
5145 * config/linux.h: Likewise.
5146 * config/m32c/m32c-lib1.S: Likewise.
5147 * config/m32c/m32c-lib2-trapv.c: Likewise.
5148 * config/m32c/m32c-lib2.c: Likewise.
5149 * config/m32r/initfini.c: Likewise.
5150 * config/m68hc11/larith.asm: Likewise.
5151 * config/m68hc11/m68hc11-crt0.S: Likewise.
5152 * config/m68k/cf.md: Likewise.
5153 * config/m68k/crti.s: Likewise.
5154 * config/m68k/crtn.s: Likewise.
5155 * config/m68k/lb1sf68.asm: Likewise.
5156 * config/m68k/linux-unwind.h: Likewise.
5157 * config/mcore/crti.asm: Likewise.
5158 * config/mcore/crtn.asm: Likewise.
5159 * config/mcore/lib1.asm: Likewise.
5160 * config/mips/linux-unwind.h: Likewise.
5161 * config/mips/loongson.h: Likewise.
5162 * config/mips/mips16.S: Likewise.
5163 * config/mmix/crti.asm: Likewise.
5164 * config/mmix/crtn.asm: Likewise.
5165 * config/pa/fptr.c: Likewise.
5166 * config/pa/hpux-unwind.h: Likewise.
5167 * config/pa/lib2funcs.asm: Likewise.
5168 * config/pa/linux-atomic.c: Likewise.
5169 * config/pa/linux-unwind.h: Likewise.
5170 * config/pa/milli64.S: Likewise.
5171 * config/pa/quadlib.c: Likewise.
5172 * config/pa/stublib.c: Likewise.
5173 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5174 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5175 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5176 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5177 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5178 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5179 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5180 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5181 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5182 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5183 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5184 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5185 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5186 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5187 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5188 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5189 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5190 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5191 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5192 * config/rs6000/750cl.h: Likewise.
5193 * config/rs6000/altivec.h: Likewise.
5194 * config/rs6000/biarch64.h: Likewise.
5195 * config/rs6000/crtresfpr.asm: Likewise.
5196 * config/rs6000/crtresgpr.asm: Likewise.
5197 * config/rs6000/crtresxfpr.asm: Likewise.
5198 * config/rs6000/crtresxgpr.asm: Likewise.
5199 * config/rs6000/crtsavfpr.asm: Likewise.
5200 * config/rs6000/crtsavgpr.asm: Likewise.
5201 * config/rs6000/darwin-asm.h: Likewise.
5202 * config/rs6000/darwin-fallback.c: Likewise.
5203 * config/rs6000/darwin-fpsave.asm: Likewise.
5204 * config/rs6000/darwin-ldouble.c: Likewise.
5205 * config/rs6000/darwin-tramp.asm: Likewise.
5206 * config/rs6000/darwin-unwind.h: Likewise.
5207 * config/rs6000/darwin-vecsave.asm: Likewise.
5208 * config/rs6000/darwin-world.asm: Likewise.
5209 * config/rs6000/e500crtres32gpr.asm: Likewise.
5210 * config/rs6000/e500crtres64gpr.asm: Likewise.
5211 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5212 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5213 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5214 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5215 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5216 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5217 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5218 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
5219 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
5220 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
5221 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
5222 * config/rs6000/eabi-ci.asm: Likewise.
5223 * config/rs6000/eabi-cn.asm: Likewise.
5224 * config/rs6000/eabi.asm: Likewise.
5225 * config/rs6000/linux-unwind.h: Likewise.
5226 * config/rs6000/linux64.h: Likewise.
5227 * config/rs6000/paired.h: Likewise.
5228 * config/rs6000/paired.md: Likewise.
5229 * config/rs6000/ppc64-fp.c: Likewise.
5230 * config/rs6000/ppu_intrinsics.h: Likewise.
5231 * config/rs6000/rs6000.h: Likewise.
5232 * config/rs6000/si2vmx.h: Likewise.
5233 * config/rs6000/sol-ci.asm: Likewise.
5234 * config/rs6000/sol-cn.asm: Likewise.
5235 * config/rs6000/spe.h: Likewise.
5236 * config/rs6000/spu2vmx.h: Likewise.
5237 * config/rs6000/sysv4.h: Likewise.
5238 * config/rs6000/tramp.asm: Likewise.
5239 * config/rs6000/vec_types.h: Likewise.
5240 * config/s390/linux-unwind.h: Likewise.
5241 * config/s390/tpf-unwind.h: Likewise.
5242 * config/score/crti.asm: Likewise.
5243 * config/score/crtn.asm: Likewise.
5244 * config/sh/crt1.asm: Likewise.
5245 * config/sh/crti.asm: Likewise.
5246 * config/sh/crtn.asm: Likewise.
5247 * config/sh/divtab-sh4-300.c: Likewise.
5248 * config/sh/divtab-sh4.c: Likewise.
5249 * config/sh/divtab.c: Likewise.
5250 * config/sh/lib1funcs-4-300.asm: Likewise.
5251 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
5252 * config/sh/lib1funcs.asm: Likewise.
5253 * config/sh/lib1funcs.h: Likewise.
5254 * config/sh/linux-atomic.asm: Likewise.
5255 * config/sh/linux-unwind.h: Likewise.
5256 * config/sh/shmedia.h: Likewise.
5257 * config/sh/sshmedia.h: Likewise.
5258 * config/sh/ushmedia.h: Likewise.
5259 * config/sparc/crtfastmath.c: Likewise.
5260 * config/sparc/linux-unwind.h: Likewise.
5261 * config/sparc/sol2-c1.asm: Likewise.
5262 * config/sparc/sol2-ci.asm: Likewise.
5263 * config/sparc/sol2-cn.asm: Likewise.
5264 * config/spu/divmodti4.c: Likewise.
5265 * config/spu/divv2df3.c: Likewise.
5266 * config/spu/float_disf.c: Likewise.
5267 * config/spu/float_unsdidf.c: Likewise.
5268 * config/spu/float_unsdisf.c: Likewise.
5269 * config/spu/float_unssidf.c: Likewise.
5270 * config/spu/mfc_multi_tag_release.c: Likewise.
5271 * config/spu/mfc_multi_tag_reserve.c: Likewise.
5272 * config/spu/mfc_tag_release.c: Likewise.
5273 * config/spu/mfc_tag_reserve.c: Likewise.
5274 * config/spu/mfc_tag_table.c: Likewise.
5275 * config/spu/multi3.c: Likewise.
5276 * config/spu/spu_internals.h: Likewise.
5277 * config/spu/spu_intrinsics.h: Likewise.
5278 * config/spu/spu_mfcio.h: Likewise.
5279 * config/spu/vec_types.h: Likewise.
5280 * config/spu/vmx2spu.h: Likewise.
5281 * config/stormy16/stormy16-lib2.c: Likewise.
5282 * config/svr4.h: Likewise.
5283 * config/sync.c: Likewise.
5284 * config/v850/lib1funcs.asm: Likewise.
5285 * config/vxlib-tls.c: Likewise.
5286 * config/vxlib.c: Likewise.
5287 * config/vxworks-dummy.h: Likewise.
5288 * config/xtensa/crti.asm: Likewise.
5289 * config/xtensa/crtn.asm: Likewise.
5290 * config/xtensa/ieee754-df.S: Likewise.
5291 * config/xtensa/ieee754-sf.S: Likewise.
5292 * config/xtensa/lib1funcs.asm: Likewise.
5293 * config/xtensa/lib2funcs.S: Likewise.
5294 * config/xtensa/linux-unwind.h: Likewise.
5295 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
5296 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
5297 * coretypes.h: Likewise.
5298 * crtstuff.c: Likewise.
5299 * defaults.h: Likewise.
5300 * dwarf2.h: Likewise.
5301 * emutls.c: Likewise.
5302 * gbl-ctors.h: Likewise.
5303 * gcov-io.h: Likewise.
5304 * ginclude/float.h: Likewise.
5305 * ginclude/iso646.h: Likewise.
5306 * ginclude/stdarg.h: Likewise.
5307 * ginclude/stdbool.h: Likewise.
5308 * ginclude/stddef.h: Likewise.
5309 * ginclude/stdfix.h: Likewise.
5310 * ginclude/stdint-gcc.h: Likewise.
5311 * ginclude/tgmath.h: Likewise.
5312 * gthr-aix.h: Likewise.
5313 * gthr-dce.h: Likewise.
5314 * gthr-gnat.c: Likewise.
5315 * gthr-gnat.h: Likewise.
5316 * gthr-lynx.h: Likewise.
5317 * gthr-mipssde.h: Likewise.
5318 * gthr-nks.h: Likewise.
5319 * gthr-posix.c: Likewise.
5320 * gthr-posix.h: Likewise.
5321 * gthr-posix95.h: Likewise.
5322 * gthr-rtems.h: Likewise.
5323 * gthr-single.h: Likewise.
5324 * gthr-solaris.h: Likewise.
5325 * gthr-tpf.h: Likewise.
5326 * gthr-vxworks.h: Likewise.
5327 * gthr-win32.h: Likewise.
5329 * libgcc2.c: Likewise.
5330 * libgcc2.h: Likewise.
5331 * libgcov.c: Likewise.
5332 * tsystem.h: Likewise.
5333 * typeclass.h: Likewise.
5334 * unwind-c.c: Likewise.
5335 * unwind-compat.h: Likewise.
5336 * unwind-dw2-fde-compat.c: Likewise.
5337 * unwind-dw2-fde-darwin.c: Likewise.
5338 * unwind-dw2-fde-glibc.c: Likewise.
5339 * unwind-dw2-fde.c: Likewise.
5340 * unwind-dw2-fde.h: Likewise.
5341 * unwind-dw2.c: Likewise.
5342 * unwind-dw2.h: Likewise.
5343 * unwind-generic.h: Likewise.
5344 * unwind-pe.h: Likewise.
5345 * unwind-sjlj.c: Likewise.
5346 * unwind.inc: Likewise.
5347 * config/arm/neon-gen.ml: Change generated copyright header to
5348 refer to version 3 of the GNU General Public License with
5349 version 3.1 of the GCC Runtime Library Exception and to point
5350 readers at the COPYING3 and COPYING3.RUNTIME files and the
5351 FSF's license web page.
5352 * config/arm/arm_neon.h: Regenerate.
5354 2009-04-09 Jakub Jelinek <jakub@redhat.com>
5356 * config/cris/cris.md: Change copyright header to refer to version
5357 3 of the GNU General Public License.
5358 * doc/install.texi2html: Change copyright header to refer to version
5359 3 of the GNU General Public License and to point readers at the
5360 COPYING3 file and the FSF's license web page.
5361 * config/vax/linux.h: Likewise.
5363 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5365 * config/i386/i386.md (cmpcc): New.
5366 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
5367 (sync_compare_and_swap_cc*): Delete.
5369 * config/s390/s390.c (s390_compare_emitted): Remove.
5370 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
5371 s390_compare_emitted used to be handled. Assert that modes match.
5372 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
5373 refer to sync_compare_and_swap_ccsi.
5374 * config/s390/s390.h (s390_compare_emitted): Remove.
5375 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
5376 instead of s390_compare_emitted.
5377 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
5378 instead of s390_compare_emitted.
5379 * config/s390/s390.md (cmpcc): New.
5380 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
5381 CC_REGNUM, do not pretend it's set.
5382 (sync_compare_and_swap_cc*): Delete.
5383 * config/s390/predicates.md (cc_reg_operand): New.
5385 * expr.c (sync_compare_and_swap_cc): Delete.
5386 * optabs.h (sync_compare_and_swap_cc): Delete.
5387 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
5388 is being used with can_compare_p.
5389 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
5391 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
5392 look for a MODE_CC set instead. Use emit_store_flag.
5393 (expand_compare_and_swap_loop): Likewise, with some additional
5394 complication to avoid a force_reg when useless. Use
5395 emit_cmp_and_jump_insns.
5396 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
5397 * doc/md.texi (sync_compare_and_swap_cc): Merge with
5398 sync_compare_and_swap documentation.
5400 2009-04-09 Jan Hubicka <jh@suse.cz>
5402 * except.c (find_prev_try): Break out from ....
5403 (duplicate_eh_regions): ... here; properly update prev_try pointers
5404 when duplication part of tree.
5405 (dump_eh_tree): Improve dumping.
5406 (verify_eh_region): New.
5407 (verify_eh_tree): Use it.
5409 2009-04-06 Richard Guenther <rguenther@suse.de>
5411 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
5412 &ARRAY addresses by adjusting their types and prepending
5414 * tree-cfg.c (verify_gimple_assign_single): Verify that
5415 addresses are correct.
5417 2009-04-09 Richard Guenther <rguenther@suse.de>
5419 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
5420 indices into an array reference if possible.
5421 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5422 Fold POINTER_PLUS_EXPR statements with invariant address.
5424 2009-04-09 Alan Modra <amodra@bigpond.net.au>
5427 * config.gcc (powerpc64-*-linux*): Always build biarch.
5429 2009-04-09 Joseph Myers <joseph@codesourcery.com>
5432 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
5433 it and pedwarn if this results in an INTEGER_CST.
5435 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5437 * doc/install.texi: Update minimum GMP version. Remove obsolete
5438 text in MPFR section.
5440 2009-04-08 Jakub Jelinek <jakub@redhat.com>
5442 * dwarf2out.c (class_scope_p): New static inline.
5443 (class_or_namespace_scope_p): Use it.
5444 (gen_variable_die): Use DW_TAG_member tag for static data member
5445 declarations instead of DW_TAG_variable.
5448 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
5451 2009-04-08 Richard Guenther <rguenther@suse.de>
5453 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
5454 valueize random data.
5456 2009-04-08 David Edelsohn <edelsohn@gnu.org>
5458 * config.gcc (aix tm_file): Add aix-stdint.h.
5459 (aix tm clause use_gcc_stdint): Set to wrap.
5460 * config/rs6000/aix-stdint.h: New file.
5462 2009-04-08 Richard Guenther <rguenther@suse.de>
5465 * tree-dfa.c (add_referenced_var): Do not recurse into
5466 global initializers.
5467 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
5469 (fold_const_aggregate_ref): Likewise.
5471 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5473 * recog.c (ordered_comparison_operator): New.
5474 * gensupport.c (std_preds): Add it.
5475 * doc/md.texi (Machine-Independent Predicates): Document it.
5477 2009-04-08 Jan Hubicka <jh@suse.cz>
5479 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
5480 * function.h (rtl_eh): Remove exception_handler_label_map.
5481 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
5482 remove_exception_handler_label, for_each_eh_label_1): Remove.
5483 (rtl_remove_unreachable_regions): Remove.
5484 (convert_from_eh_region_ranges): Do not remove unreachable regions.
5485 (find_exception_handler_labels): Don't build the hashtable.
5486 (maybe_remove_eh_handler): Remove.
5487 (for_each_eh_label): Rewrite to walk the tree.
5488 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
5489 * except.h (maybe_remove_eh_handler): Remove.
5490 * passes.c (init_optimization_passes): Schedule second EH cleanup
5492 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
5493 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
5495 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5497 * genoutput.c (validate_optab_operands): New.
5498 (gen_insn, gen_expand): Call it.
5500 * genflags.c (gen_insn): Detect misused iterators.
5501 (main): Pass line_no to gen_insn, exit with status 1 on error.
5503 * genextract.c (line_no): Make global.
5504 (VEC_safe_set_locstr): Change assertion to error message.
5505 (main): Exit with status 1 on error.
5507 2009-04-08 Joseph Myers <joseph@codesourcery.com>
5511 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5512 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5513 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
5514 * c-convert.c (convert): Do not call fold on results of conversion
5515 functions when the result is a C_MAYBE_CONST_EXPR.
5516 * c-parser.c (c_parser_postfix_expression): Do not fold condition
5517 of __builtin_choose_expr.
5518 * c-typeck.c (remove_c_maybe_const_expr): New.
5519 (build_unary_op, build_conditional_expr, build_compound_expr,
5520 build_binary_op, c_objc_common_truthvalue_conversion): Call
5521 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
5524 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
5526 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
5527 CODE to produce a new one. Add a prototype to use fold_convert_const
5529 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
5532 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
5533 mix declarations and code.
5535 2009-04-08 Ben Elliston <bje@au.ibm.com>
5537 * gcc.c: Replace `CC' with `GCC' throughout.
5539 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
5541 * doc/invoke.texi: Document Atom support.
5543 2009-04-07 Jason Merrill <jason@redhat.com>
5546 * c-common.h, c-common.c: Add flag_pretty_templates.
5547 * c-opts.c (c_common_handle_option): Set it.
5548 * c.opt: Add -fno-pretty-templates.
5549 * doc/invoke.texi (C++ Dialect Options): Likewise.
5551 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
5553 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
5554 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
5555 (ia64_expand_builtin): Likewise.
5557 2009-04-07 Martin Jambor <mjambor@suse.cz>
5559 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
5560 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
5561 ADDR_EXPRS are include too.
5563 2009-04-07 Richard Guenther <rguenther@suse.de>
5565 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
5566 decls are only used if passes as parameters or if they are
5567 local statics and the call is not to a builtin.
5568 (call_may_clobber_ref_p_1): Likewise.
5570 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5572 * expr.c (do_store_flag): Remove last argument. Simplify code
5573 to avoid duplication of tests already done by can_compare_p.
5574 (expand_expr_real_1): Adjust caller.
5576 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5578 * optabs.c (can_compare_p): Test the predicate of a
5579 cbranch and cstore pattern.
5581 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5583 * expr.c (convert_move): Use emit_store_flag instead of
5586 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5588 * config/i386/i386.c (ix86_compare_emitted): Remove.
5589 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
5590 ix86_compare_op0 like ix86_compare_emitted used to be handled.
5591 * config/i386/i386.h (ix86_compare_emitted): Remove.
5592 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
5593 instead of ix86_compare_emitted.
5594 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
5596 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
5598 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
5599 Add t-sysroot-suffix to tmake_file.
5600 * config/print-sysroot-suffix.sh: New file.
5601 * config/t-sysroot-suffix: New file.
5603 2009-04-07 Ben Elliston <bje@au.ibm.com>
5605 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
5606 as the latter produces a warning when the target does not support
5609 2009-04-07 Ben Elliston <bje@au.ibm.com>
5611 * dfp.c: Replace type punning assignments with memcpy throughout.
5612 * Makefile.in (dfp.o-warn): Remove.
5614 2009-04-07 Alan Modra <amodra@bigpond.net.au>
5617 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
5618 Include soft-fp/t-softfp after rs6000/t-linux64.
5620 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
5622 * stor-layout.c (set_sizetype): Use the full precision of their
5623 machine mode for bitsize types.
5625 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
5627 * config/i386/i386.md: Revert 2 accidental checkins.
5629 2009-04-06 Joey Ye <joey.ye@intel.com>
5630 Xuepeng Guo <xuepeng.guo@intel.com>
5631 H.J. Lu <hongjiu.lu@intel.com>
5633 Atom pipeline model, tuning and insn selection.
5634 * config.gcc (atom): Add atom config options and target.
5636 * config/i386/atom.md: New.
5638 * config/i386/i386.c (atom_cost): New cost.
5639 (m_ATOM): New macro flag.
5640 (initial_ix86_tune_features): Set m_ATOM.
5641 (x86_accumulate_outgoing_args): Likewise.
5642 (x86_arch_always_fancy_math_387): Likewise.
5643 (processor_target): Add Atom cost.
5644 (cpu_names): Add Atom cpu name.
5645 (override_options): Set Atom ISA.
5646 (ix86_issue_rate): New case PROCESSOR_ATOM.
5647 (ix86_adjust_cost): Likewise.
5649 * config/i386/i386.h (TARGET_ATOM): New target macro.
5650 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
5651 (TARGET_OPT_AGU): New target option.
5652 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
5653 (processor_type): Add PROCESSOR_ATOM.
5655 * config/i386/i386.md (cpu): Add new value "atom".
5656 (use_carry, movu): New attr.
5657 (atom.md): Include atom.md.
5658 (adddi3_carry_rex64): Set attr "use_carry".
5659 (addqi3_carry): Likewise.
5660 (addhi3_carry): Likewise.
5661 (addsi3_carry): Likewise.
5662 (*addsi3_carry_zext): Likewise.
5663 (subdi3_carry_rex64): Likewise.
5664 (subqi3_carry): Likewise.
5665 (subhi3_carry): Likewise.
5666 (subsi3_carry): Likewise.
5667 (x86_movdicc_0_m1_rex64): Likewise.
5668 (*x86_movdicc_0_m1_se): Likewise.
5669 (x86_movsicc_0_m1): Likewise.
5670 (*x86_movsicc_0_m1_se): Likewise.
5671 (*adddi_1_rex64): Emit add insn as much as possible.
5672 (*addsi_1): Likewise.
5673 (return_internal): Set atom_unit.
5674 (return_internal_long): Likewise.
5675 (return_pop_internal): Likewise.
5676 (*rcpsf2_sse): Set atom_sse_attr attr.
5677 (*qrt<mode>2_sse): Likewise.
5678 (*prefetch_sse): Likewise.
5680 * config/i386/i386-c.c (ix86_target_macros_internal): New case
5682 (ix86_target_macros_internal): Likewise.
5684 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
5685 (*prefetch_sse_rex): Likewise.
5686 (sse_rcpv4sf2): Likewise.
5687 (sse_vmrcpv4sf2): Likewise.
5688 (sse_sqrtv4sf2): Likewise.
5689 (<sse>_vmsqrt<mode>2): Likewise.
5690 (sse_ldmxcsr): Likewise.
5691 (sse_stmxcsr): Likewise.
5692 (*sse_sfence): Likewise.
5693 (sse2_clflush): Likewise.
5694 (*sse2_mfence): Likewise.
5695 (*sse2_lfence): Likewise.
5696 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
5697 (<sse>_movup<ssemodesuffixf2c>): Likewise.
5698 (avx_movdqu<avxmodesuffix>): Likewise.
5699 (avx_lddqu<avxmodesuffix>): Likewise.
5700 (sse2_movntv2di): Change attr "type" to "ssemov".
5701 (sse2_movntsi): Likewise.
5702 (rsqrtv8sf2): Change attr "type" to "sseadd".
5703 (sse3_addsubv2df3): Set attr "atom_unit".
5704 (sse3_h<plusminus_insn>v4sf3): Likewise.
5705 (*sse2_pmaddwd): Likewise.
5706 (*vec_extractv2di_1_rex64): Likewise.
5707 (*vec_extractv2di_1_avx): Likewise.
5708 (sse2_psadbw): Likewise.
5709 (ssse3_phaddwv8hi3): Likewise.
5710 (ssse3_phaddwv4hi3): Likewise.
5711 (ssse3_phadddv4si3): Likewise.
5712 (ssse3_phadddv2si3): Likewise.
5713 (ssse3_phaddswv8hi3): Likewise.
5714 (ssse3_phaddswv4hi3): Likewise.
5715 (ssse3_phsubwv8hi3): Likewise.
5716 (ssse3_phsubwv4hi3): Likewise.
5717 (ssse3_phsubdv4si3): Likewise.
5718 (ssse3_phsubdv2si3): Likewise.
5719 (ssse3_phsubswv8hi3): Likewise.
5720 (ssse3_phsubswv4hi3): Likewise.
5721 (ssse3_pmaddubsw128): Likewise.
5722 (sse3_pmaddubsw: Likewise.
5723 (ssse3_palignrti): Likewise.
5724 (ssse3_palignrdi): Likewise.
5726 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
5728 * doc/install.texi (Specific): Fix two cross-references to MinGW.
5730 2009-04-06 Richard Guenther <rguenther@suse.de>
5732 PR tree-optimization/28868
5733 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
5734 of which PHI results we inserted.
5735 (insert_into_preds_of_block): Record inserted PHIs.
5736 (eliminate): Eliminate redundant PHI nodes.
5737 (init_pre): Init inserted_phi_names.
5739 2009-04-06 Richard Guenther <rguenther@suse.de>
5741 PR tree-optimization/39643
5742 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
5743 IMAGPART_EXPRs of complex constants.
5744 (execute_fold_all_builtins): If we folded a call queue
5745 TODO_update_address_taken.
5747 2009-04-06 Jan Hubicka <jh@suse.cz>
5750 * except.c (remove_unreachable_regions): Propagate may_contain_throw
5753 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
5755 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
5757 (ic_invalidate_array): Likewise.
5759 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
5761 * calls.c (emit_library_call_value_1): Fix a problem with parameter
5762 alignment for library calls.
5764 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
5766 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
5767 (mingw32 tm clause use_gcc_stdint): Set to wrap.
5768 * config/i386/mingw-stdint.h: New file.
5770 2009-04-05 Richard Guenther <rguenther@suse.de>
5772 PR tree-optimization/39648
5773 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
5774 our &A vs. &A[0] IL deficiencies.
5776 2009-04-04 Jan Hubicka <jh@suse.cz>
5778 * except.c (sjlj_find_directly_reachable_regions): Be ready for
5779 removed toplevel regions.
5780 (sjlj_mark_call_sites): Likewise.
5782 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
5784 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
5785 (cygwin tm clause use_gcc_stdint): Set to wrap.
5786 * config/i386/cygwin-stdint.h: New file.
5788 2009-04-04 Richard Guenther <rguenther@suse.de>
5790 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
5791 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
5792 single-argument PHIs if we are in loop-closed SSA form.
5793 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
5794 for the pre-condition.
5795 (slpeel_tree_peel_loop_to_edge): Likewise.
5796 (vect_build_loop_niters): Take an optional sequence to append stmts.
5797 (vect_generate_tmps_on_preheader): Likewise.
5798 (vect_do_peeling_for_loop_bound): Take extra guards for the
5800 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
5801 the cost model check.
5802 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
5803 guards if we are going to peel. Do not apply versioning in that case.
5804 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
5805 (vect_do_peeling_for_loop_bound): Likewise.
5806 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
5807 loop bound only record extra pre-conditions, do not apply loop
5810 2009-04-04 Richard Guenther <rguenther@suse.de>
5812 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
5815 2009-04-04 Jan Hubicka <jh@suse.cz>
5817 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
5818 last_basic_block for size of bb->index indexed array.
5819 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
5820 compute_out, link_btr_uses, build_btr_def_use_webs,
5821 build_btr_def_use_webs, migrate_btr_defs): Likewise.
5823 2009-04-04 Jan Hubicka <jh@suse.cz>
5825 * except.c (remove_eh_handler_and_replace): Break out from ...
5826 (remove_eh_handler): ... here.
5827 (bring_to_root): New function.
5828 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
5829 handled ones, bring others to root of tree.
5831 2009-04-04 Jan Hubicka <jh@suse.cz>
5833 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
5834 (all_phis_safe_to_merge): New function.
5835 (update_info): New structure.
5836 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
5837 (cleanup_empty_eh): Update SSA if possible.
5839 2009-04-04 Richard Guenther <rguenther@suse.de>
5841 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
5842 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
5843 (append_vuse): Likewise.
5845 2009-04-04 Jakub Jelinek <jakub@redhat.com>
5847 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
5848 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
5849 instead of REG_UNSAVED for DW_CFA_undefined.
5850 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
5851 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
5854 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
5857 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
5858 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
5859 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
5861 2009-04-04 Richard Guenther <rguenther@suse.de>
5863 PR tree-optimization/8781
5864 PR tree-optimization/37892
5865 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
5866 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
5867 (valueize_refs): Call it for *& valueizations.
5868 (shared_reference_ops_from_ref): Rename to ...
5869 (valueize_shared_reference_ops_from_ref): ... this and valueize.
5870 (shared_reference_ops_from_call): Rename to ...
5871 (valueize_shared_reference_ops_from_call): ... this and valueize.
5872 (vn_reference_lookup): Update.
5873 (visit_reference_op_call): Likewise.
5874 * tree-ssa-pre.c (phi_translate_1): Fold *&.
5875 (eliminate): Value-replace the call address in call statements.
5877 2009-04-04 Richard Guenther <rguenther@suse.de>
5879 PR tree-optimization/39636
5880 * tree-ssa-forwprop.c
5881 (forward_propagate_addr_into_variable_array_index): Check for
5882 GIMPLE_ASSIGN before accessing the rhs code.
5884 2009-04-03 Jason Merrill <jason@redhat.com>
5886 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
5888 2009-04-03 Steve Ellcey <sje@cup.hp.com>
5890 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
5891 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
5892 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
5893 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
5894 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
5895 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
5896 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
5897 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
5898 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
5899 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
5900 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
5901 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
5902 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
5903 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
5904 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
5905 Use fr_reg_or_fp01_operand instead of fr_register_operand
5907 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
5908 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
5909 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
5911 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
5913 PR rtl-optimization/39607
5914 PR rtl-optimization/39631
5918 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5919 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5920 instead of DF_LR_OUT.
5921 * ira-lives.c (process_bb_node_lives): Ditto.
5922 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5923 instead of DF_LR_{OUT,IN}.
5924 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5925 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5927 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
5929 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
5930 (execute_lower_omp): Always run but take the short way out if -fopenmp
5932 (gate_lower_omp): Remove, forcing the pass manager to always run the
5933 pass and always set PROP_gimple_lomp.
5934 (pass_lower_omp): Remove gate function.
5935 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
5936 PROP_trees. Instead, require it.
5937 * ipa-cp.c (pass_ipa_cp): Likewise.
5938 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
5939 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
5940 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
5941 and PROP_gimple_leh.
5943 2009-04-03 Richard Guenther <rguenther@suse.de>
5946 PR tree-optimization/23940
5947 PR tree-optimization/33237
5950 PR tree-optimization/36201
5951 PR tree-optimization/36230
5952 PR tree-optimization/38049
5953 PR tree-optimization/38207
5954 PR tree-optimization/38230
5955 PR tree-optimization/38301
5956 PR tree-optimization/38585
5958 PR tree-optimization/38985
5959 PR tree-optimization/39299
5960 * tree-ssa-structalias.h: Remove.
5961 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
5962 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
5963 (struct vuse_element_d): Remove.
5964 (struct vuse_vec_d): Likewise.
5965 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
5966 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
5967 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
5968 VUSE_ELEMENT_VAR): Likewise.
5969 (struct voptype_d): Likewise.
5970 (NUM_VOP_FREE_BUCKETS): Likewise.
5971 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
5972 (struct stmt_operands_d): Remove.
5973 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
5974 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
5975 VDEF_NUM, VDEF_VECT): Likewise.
5976 (copy_virtual_operands): Remove.
5977 (operand_build_cmp): Likewise.
5978 (create_ssa_artificial_load_stmt): Likewise.
5979 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
5980 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
5981 vuse_index and mayuse_index members. Pack and move done and iter_type
5982 members to the front.
5983 (SSA_OP_VMAYUSE): Remove.
5984 (SSA_OP_VIRTUAL_USES): Adjust.
5985 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
5986 (unlink_stmt_vdef): Declare.
5987 (add_to_addressable_set): Remove.
5988 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
5989 (vrp_visit_stmt): Likewise.
5990 * doc/tree-ssa.texi (Alias analysis): Update.
5991 * doc/invoke.texi (max-aliased-vops): Remove docs.
5992 (avg-aliased-vops): Likewise.
5993 * tree-into-ssa.c (syms_to_rename): Remove.
5994 (need_to_update_vops_p): Likewise.
5995 (need_to_initialize_update_ssa_p): Rename to ...
5996 (update_ssa_initialized_fn): ... this. Track function we are
5998 (symbol_marked_for_renaming): Simplify.
5999 (add_new_name_mapping): Do not set need_to_update_vops_p.
6000 (dump_currdefs): Use SYMS_TO_RENAME.
6001 (rewrite_update_stmt): Always walk all uses/defs.
6002 (dump_update_ssa): Adjust.
6003 (init_update_ssa): Take function argument. Track what we are
6005 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6006 (create_new_def_for): Initialize for cfun, assert we are initialized
6008 (mark_sym_for_renaming): Simplify.
6009 (mark_set_for_renaming): Do not initialize update-ssa.
6010 (need_ssa_update_p): Simplify. Take function argument.
6011 (name_mappings_registered_p): Assert we ask for the correct function.
6012 (name_registered_for_update_p): Likewise.
6013 (ssa_names_to_replace): Likewise.
6014 (release_ssa_name_after_update_ssa): Likewise.
6015 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6016 (dump_decl_set): Do not print a newline.
6017 (debug_decl_set): Do it here.
6018 (dump_update_ssa): And here.
6019 * tree-ssa-loop-im.c (move_computations): Adjust.
6020 (movement_possibility): Likewise.
6021 (determine_max_movement): Likewise.
6022 (gather_mem_refs_stmt): Likewise.
6023 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6025 * tree-complex.c (update_all_vops): Remove.
6026 (expand_complex_move): Adjust.
6027 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6028 Simplify test for memory referencing statement. Exclude
6029 non-invariant ADDR_EXPRs.
6030 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6031 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6032 (rdg_flag_uses): Likewise.
6033 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6035 (tree_optimize_tail_calls_1): Also split the
6036 edge from the entry block if we have degenerate PHI nodes in
6037 the first basic block.
6038 * tree.c (init_ttree): Remove memory-tag related code.
6039 (tree_code_size): Likewise.
6040 (tree_node_structure): Likewise.
6041 (build7_stat): Re-write to be build6_stat.
6042 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6043 (SSA_VAR_P): Adjust.
6044 (struct tree_memory_tag): Remove.
6045 (struct tree_memory_partition_tag): Likewise.
6046 (union tree_node): Adjust.
6047 (build7): Re-write to be build6.
6048 * tree-pass.h (pass_reset_cc_flags): Remove.
6049 (TODO_update_address_taken): New flag.
6050 (pass_simple_dse): Remove.
6051 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6052 * params.h (MAX_ALIASED_VOPS): Remove.
6053 (AVG_ALIASED_VOPS): Likewise.
6054 * omp-low.c (expand_omp_taskreg): Update SSA form.
6055 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6056 aliases the lhs in a copy stmt.
6057 * tree-ssa-dse.c (struct address_walk_data): Remove.
6058 (memory_ssa_name_same): Likewise.
6059 (memory_address_same): Likewise.
6060 (get_kill_of_stmt_lhs): Likewise.
6061 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6062 unused stores. Look through PHI nodes into post-dominated regions.
6063 (dse_optimize_stmt): Simplify. Properly remove stores.
6064 (tree_ssa_dse): Compute dominators.
6065 (execute_simple_dse): Remove.
6066 (pass_simple_dse): Likewise.
6067 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6068 gimple_loaded_syms and gimple_stored_syms computation.
6069 * toplev.c (dump_memory_report): Dump alias and pta stats.
6070 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6071 (vn_reference_eq): Likewise.
6072 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6073 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6074 valueize_vuses): Remove.
6075 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6076 (get_def_ref_stmt_vuse): ... this.
6077 (vn_reference_lookup_2): New function.
6078 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6079 walking equivalent vuses. Simplify.
6080 (vn_reference_lookup): Likewise.
6081 (vn_reference_insert): Likewise.
6082 (vn_reference_insert_pieces): Likewise.
6083 (visit_reference_op_call): Simplify.
6084 (visit_reference_op_load): Likewise.
6085 (visit_reference_op_store): Likewise.
6086 (init_scc_vn): Remove shared_lookup_vuses initialization.
6087 (free_scc_vn): Remove shared_lookup_vuses freeing.
6088 (sort_vuses, sort_vuses_heap): Remove.
6089 (get_ref_from_reference_ops): Export.
6090 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6091 vector with single vuse pointer.
6092 (vn_reference_lookup_pieces, vn_reference_lookup,
6093 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6094 (shared_vuses_from_stmt): Remove.
6095 (get_ref_from_reference_ops): Declare.
6096 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6097 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6098 memory-tag related code.
6099 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6100 (likely_value): Add comment, skip static-chain of call statements.
6101 (surely_varying_stmt_p): Adjust.
6102 (gimplify_and_update_call_from_tree): Likewise.
6103 (execute_fold_all_builtins): Do not rebuild alias info.
6104 (gimplify_and_update_call_from_tree): Properly update VOPs.
6105 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6106 (copy_ref_info): Remove memory-tag related code.
6107 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6108 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6109 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6111 * tree-ssa-dom.c (gimple_p): Remove typedef.
6112 (eliminate_redundant_computations): Adjust.
6113 (record_equivalences_from_stmt): Likewise.
6114 (avail_expr_hash): Likewise.
6115 (avail_expr_eq): Likewise.
6116 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6117 (stmt_makes_single_load): Likewise.
6118 (stmt_makes_single_store): Likewise.
6119 * tree-ssa-alias.c: Rewrite completely.
6120 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6121 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6122 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6123 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6124 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6125 Remove public functions.
6126 (pass_reset_cc_flags): Remove.
6127 (pass_build_alias): Move ...
6128 * tree-ssa-structalias.c (pass_build_alias): ... here.
6129 * tree-ssa-alias.c (may_be_aliased): Move ...
6130 * tree-flow-inline.h (may_be_aliased): ... here.
6131 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6132 count_uses_and_derefs): Move ...
6133 * gimple.c: ... here.
6134 * gimple.h (count_uses_and_derefs): Declare.
6135 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6136 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6137 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6138 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6139 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6140 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6141 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6143 * tree-dfa.c (refs_may_alias_p): Move ...
6144 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6145 * tree-ssa-alias.h: New file.
6146 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6147 (statement_sink_location): Likewise.
6148 * opts.c (decode_options): Do not adjust max-aliased-vops or
6149 avg-aliased-vops values.
6150 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6151 (TV_CALL_CLOBBER): Likewise.
6152 (TV_FLOW_SENSITIVE): Likewise.
6153 (TV_FLOW_INSENSITIVE): Likewise.
6154 (TV_MEMORY_PARTITIONING): Likewise.
6155 (TV_ALIAS_STMT_WALK): New timevar.
6156 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6157 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6158 (get_address_description): Remove memory-tag related code.
6159 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6160 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6161 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6162 and immediate uses in statements. Document.
6163 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6164 (dump_symbols): Remove.
6165 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6166 * alias.c (get_deref_alias_set): New function split out from ...
6167 (get_alias_set): ... here.
6168 * alias.h (get_deref_alias_set): Declare.
6169 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6170 type parameter. Remove restrict pointer handling. Create a
6171 ref-all pointer in case type-based alias sets do not conflict.
6172 (vect_analyze_data_refs): Remove SMT related code.
6173 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6174 (vectorizable_load): Likewise.
6175 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6176 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6177 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6178 Ignore vops and SMTs.
6179 (dr_analyze_alias): Likewise..
6180 (free_data_ref): Likewise.
6181 (create_data_ref): Likewise.
6182 (analyze_all_data_dependences): Likewise.
6183 (get_references_in_stmt): Adjust.
6184 * tree-flow-inline.h (gimple_aliases_computed_p,
6185 gimple_addressable_vars, gimple_call_clobbered_vars,
6186 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6187 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6188 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6189 gimple_mem_ref_stats): Remove.
6190 (gimple_vop): New function.
6191 (op_iter_next_use): Remove vuses and mayuses cases.
6192 (op_iter_next_def): Remove vdefs case.
6193 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6194 (clear_and_done_ssa_iter): Do not set removed fields.
6195 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6196 Assert we are not iterating over vuses or vdefs if not also
6197 iterating over uses or defs.
6198 (op_iter_init_use): Likewise.
6199 (op_iter_init_def): Likewise.
6200 (op_iter_next_vdef): Remove.
6201 (op_iter_next_mustdef): Likewise.
6202 (op_iter_init_vdef): Likewise.
6203 (compare_ssa_operands_equal): Likewise.
6204 (link_use_stmts_after): Handle vuse operand.
6205 (is_call_used): Use is_call_clobbered.
6206 (is_call_clobbered): Global variables are always call clobbered,
6207 query the call-clobbers bitmap.
6208 (mark_call_clobbered): Ignore global variables.
6209 (clear_call_clobbered): Likewise.
6210 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6211 virtual operands sanity check.
6212 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6214 (TARGET_MEM_REF): Remove TMR_TAG operand.
6215 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6216 Remove call-clobber related code.
6217 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6218 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
6219 partitions or escape reason.
6220 (get_single_def_stmt, get_single_def_stmt_from_phi,
6221 get_single_def_stmt_with_phi): Remove.
6222 (dump_referenced_vars): Tidy.
6223 (get_ref_base_and_extent): Allow bare decls.
6224 (collect_dfa_stats): Adjust.
6225 * graphite.c (rename_variables_in_stmt): Adjust.
6226 (graphite_copy_stmts_from_block): Likewise.
6227 (translate_clast): Likewise.
6228 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
6230 (translate_vuse_through_block): Use the oracle.
6231 (phi_translate_1): Adjust.
6232 (value_dies_in_block_x): Use the oracle. Cache the outcome
6234 (valid_in_sets): Check if the VUSE for
6235 a REFERENCE is available.
6236 (eliminate): Do not remove stmts during elimination,
6237 instead queue and remove them afterwards.
6238 (do_pre): Do not rebuild alias info.
6239 (pass_pre): Run TODO_rebuild_alias before PRE.
6240 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
6241 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
6242 (mark_all_v_defs_stmt): Remove.
6243 (mark_all_v_defs_seq): Adjust.
6244 (sra_replace): Likewise.
6245 (scalarize_use): Likewise.
6246 (scalarize_copy): Likewise.
6247 (scalarize_init): Likewise.
6248 (scalarize_ldst): Likewise.
6249 (todoflags): Remove.
6250 (tree_sra): Do not rebuild alias info.
6251 (tree_sra_early): Adjust.
6252 (pass_sra): Run TODO_update_address_taken before SRA.
6253 * tree-predcom.c (set_alias_info): Remove.
6254 (prepare_initializers_chain): Do not call it.
6255 (mark_virtual_ops_for_renaming): Adjust.
6256 (mark_virtual_ops_for_renaming_list): Remove.
6257 (initialize_root_vars): Adjust.
6258 (initialize_root_vars_lm): Likewise.
6259 (prepare_initializers_chain): Likewise.
6260 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
6261 (may_propagate_copy_into_stmt): Likewise.
6262 (merge_alias_info): Do nothing for now.
6263 (propagate_tree_value_into_stmt): Adjust.
6264 (stmt_may_generate_copy): Likewise.
6265 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
6266 not mark symbols for renaming.
6267 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
6268 with the same statement, make sure to update the new pointed-to one.
6269 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
6270 call statements, do not mark symbols for renaming.
6271 (mark_operand_necessary): Dump something.
6272 (ref_may_be_aliased): New function.
6273 (mark_aliased_reaching_defs_necessary_1): New helper function.
6274 (mark_aliased_reaching_defs_necessary): Likewise.
6275 (mark_all_reaching_defs_necessary_1): Likewise.
6276 (mark_all_reaching_defs_necessary): Likewise.
6277 (propagate_necessity): Do not process virtual PHIs. For
6278 non-aliased loads mark all reaching definitions as necessary.
6279 For aliased loads and stores mark the immediate dominating
6280 aliased clobbers as necessary.
6281 (visited): New global static.
6282 (perform_tree_ssa_dce): Free visited bitmap after propagating
6284 (remove_dead_phis): Perform simple dead virtual PHI removal.
6285 (remove_dead_stmt): Properly unlink virtual operands when
6287 (eliminate_unnecessary_stmts): Schedule PHI removal after
6289 * tree-ssa-ter.c (is_replaceable_p): Adjust.
6290 (process_replaceable): Likewise.
6291 (find_replaceable_in_bb): Likewise.
6292 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
6293 based on the single gimple vop.
6294 (verify_flow_insensitive_alias_info): Remove.
6295 (verify_flow_sensitive_alias_info): Likewise.
6296 (verify_call_clobbering): Likewise.
6297 (verify_memory_partitions): Likewise.
6298 (verify_alias_info): Likewise.
6299 (verify_ssa): Adjust..
6300 (execute_update_addresses_taken): Export. Update SSA
6301 manually. Optimize only when optimizing. Use a local bitmap.
6302 (pass_update_address_taken): Remove TODO_update_ssa, add
6304 (pass_update_address_taken): Just use TODO_update_address_taken.
6305 (init_tree_ssa): Do not initialize addressable_vars.
6306 (verify_ssa): Verify new VUSE / VDEF properties.
6307 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
6308 Do not call verify_alias_info.
6309 (delete_tree_ssa): Clear the VUSE, VDEF operands.
6310 Do not free the loaded and stored syms bitmaps. Reset the escaped
6311 and callused solutions. Do not free addressable_vars.
6312 Remove memory-tag related code.
6313 (warn_uninitialized_var): Aliases are always available.
6314 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
6315 * lambda-code.c (can_put_in_inner_loop): Adjust.
6316 (can_put_after_inner_loop): Likewise.
6317 (perfect_nestify): Likewise.
6318 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
6319 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
6320 (vectorizable_conversion): Do not mark symbols for renaming.
6321 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
6322 (expand_call_inline): Unlink the calls virtual operands before
6324 (tree_function_versioning): Do not call update_ssa if we are not
6325 updating clones. Simplify.
6326 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
6327 (propagate_with_phi): Likewise..
6328 * tree-outof-ssa.c (create_temp): Remove memory tag and call
6329 clobber code. Assert we are not aliased or global.
6330 * tree-flow.h: Include tree-ssa-alias.h
6331 (enum escape_type): Remove.
6332 (struct mem_sym_stats_d): Likewise.
6333 (struct mem_ref_stats_d): Likewise.
6334 (struct gimple_df): Add vop member. Remove global_var,
6335 call_clobbered_vars, call_used_vars, addressable_vars,
6336 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
6337 escaped and callused members.
6338 (struct ptr_info_def): Remove all members, add points-to solution
6340 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
6341 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
6342 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
6343 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
6344 (tree-ssa-alias.o): Likewise.
6345 (toplev.o): Add tree-ssa-alias.h
6346 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
6347 * gimple.c (gimple_set_bb): Fix off-by-one error.
6348 (is_gimple_reg): Do not handle memory tags.
6349 (gimple_copy): Also copy virtual operands.
6350 Delay updating the statement. Do not reset loaded and stored syms.
6351 (gimple_set_stored_syms): Remove.
6352 (gimple_set_loaded_syms): Likewise.
6353 (gimple_call_copy_skip_args): Copy the virtual operands
6354 and mark the new statement modified.
6355 * tree-ssa-structalias.c (may_alias_p): Remove.
6356 (set_uids_in_ptset): Take the alias set to prune with as
6357 parameter. Fold in the alias test of may_alias_p.
6358 (compute_points_to_sets): Compute whether a ptr is dereferenced
6360 (process_constraint): Deal with &ANYTHING on the lhs, reject all
6361 other ADDRESSOF constraints on the lhs.
6362 (get_constraint_for_component_ref): Assert that we don't get
6363 ADDRESSOF constraints from the base of the reference.
6364 Properly generate UNKNOWN_OFFSET for DEREF if needed.
6365 (struct variable_info): Remove collapsed_to member.
6366 (get_varinfo_fc): Remove.
6367 (new_var_info): Do not set collapsed_to.
6368 (dump_constraint): Do not follow cycles.
6369 (dump_constraint_graph): Likewise.
6370 (build_pred_graph): Likewise.
6371 (build_succ_graph): Likewise.
6372 (rewrite_constraints): Likewise.
6373 (do_simple_structure_copy): Remove.
6374 (do_rhs_deref_structure_copy): Remove.
6375 (do_lhs_deref_structure_copy): Remove.
6376 (collapse_rest_of_var): Remove.
6377 (do_structure_copy): Re-implement.
6378 (pta_stats): New global variable.
6379 (dump_pta_stats): New function.
6380 (struct constraint_expr): Make offset signed.
6381 (UNKNOWN_OFFSET): Define special value.
6382 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
6383 (solution_set_expand): New helper function split out from ...
6384 (do_sd_constraint): ... here.
6385 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
6386 (do_ds_constraint): Likewise.
6387 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
6388 and CALLUSED = *CALLUSED.
6389 (set_union_with_increment): Make inc argument signed.
6390 (type_safe): Remove.
6391 (get_constraint_for_ptr_offset): Handle unknown and negative
6393 (first_vi_for_offset): Handle offsets before start. Bail
6394 out early for offsets beyond the variable extent.
6395 (first_or_preceding_vi_for_offset): New function.
6396 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
6397 Together with ESCAPED = *ESCAPED this properly computes reachability.
6398 (find_what_var_points_to): New function.
6399 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
6400 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
6401 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
6402 pt_solutions_intersect): New functions.
6403 (compute_call_used_vars): Remove.
6404 (compute_may_aliases): New main entry into PTA computation.
6405 * gimple.h (gimple_p): New typedef.
6406 (struct gimple_statement_base): Remove references_memory_p.
6407 (struct gimple_statement_with_memory_ops_base): Remove
6408 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
6410 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
6411 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
6412 gimple_set_references_memory): Remove.
6413 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
6414 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
6416 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
6417 (verify_expr): Allow RESULT_DECL.
6418 (gimple_duplicate_bb): Do not copy virtual operands.
6419 (gimple_duplicate_sese_region): Adjust.
6420 (gimple_duplicate_sese_tail): Likewise.
6421 (mark_virtual_ops_in_region): Remove.
6422 (move_sese_region_to_fn): Do not call it.
6423 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
6424 and pass_simple_dse.
6425 (execute_function_todo): Handle TODO_update_address_taken,
6426 call execute_update_addresses_taken for TODO_rebuild_alias.
6427 (execute_todo): Adjust.
6428 (execute_one_pass): Init dump files early.
6429 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
6431 (create_general_new_stmt): Clear vops.
6432 * tree-ssa-reassoc.c (get_rank): Adjust.
6433 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
6434 symbols for renaming.
6435 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
6436 (PARAM_AVG_ALIASED_VOPS): Likewise.
6437 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
6438 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
6439 * tree-ssa-operands.c: Simplify for new virtual operand representation.
6440 (operand_build_cmp, copy_virtual_operands,
6441 create_ssa_artificial_load_stmt, add_to_addressable_set,
6442 gimple_add_to_addresses_taken): Remove public functions.
6443 (unlink_stmt_vdef): New function.
6445 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6447 * config.gcc (powerpc-*-linux*): Merge variants.
6449 2009-04-02 Chao-ying Fu <fu@mips.com>
6450 James Grosbach <james.grosbach@microchip.com>
6452 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
6453 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
6455 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
6456 keep_interrupts_masked_p, use_debug_exception_return_p.
6457 (mips_attribute_table): Add interrupt, use_shadow_register_set,
6458 keep_interrupts_masked, use_debug_exception_return.
6459 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
6460 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
6462 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
6463 (mips_print_operand): Process COP0 registers to print $0 .. $31
6464 correctly for GAS to process.
6465 (mips_interrupt_extra_call_saved_reg_p): New function.
6466 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
6468 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6469 (mips_compute_frame_info): Add supports for interrupt context that
6470 includes doubleword accumulators and COP0 registers.
6471 (mips_for_each_saved_acc): New function.
6472 (mips_for_each_saved_gpr_and_fpr): Change the function name from
6473 mips_for_each_saved_reg.
6474 (mips_save_reg): Save accumulators.
6475 (mips_kernel_reg_p): A new for_each_rtx callback.
6476 (mips_expand_prologue): Support interrupt handlers.
6477 (mips_restore_reg): Restore accumulators.
6478 (mips_expand_epilogue): Support interrupt handlers.
6479 (mips_can_use_return_insn): Return false for interrupt handlers.
6480 (mips_epilogue_uses): New function.
6481 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
6482 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
6483 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
6484 cop0_move): New instructions.
6485 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
6486 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
6488 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
6490 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
6491 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
6492 interrupt handlers, we use K0 as the temporary register.
6493 (EPILOGUE_USES): Change to a function call.
6494 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
6495 handlers, we use K0 as the temporary register.
6497 * doc/extend.texi (Function Attributes): Document interrupt,
6498 use_shadow_register_set, keep_interrupts_masked,
6499 use_debug_exception_return for MIPS attributes.
6501 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6503 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
6504 Remove a number of t-files from tmake_file.
6505 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
6506 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
6507 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
6508 target_prototype, not TARGET_PROTOTYPE.
6509 (LINK_OS_GNU_SPEC): Define.
6510 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
6511 and darwin-ldoubdle.c.
6513 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6516 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
6517 (cpp_options): Ditto.
6518 (default_compilers): Ditto.
6519 (display_help): Ditto.
6520 (process_command): Ditto.
6522 (set_input): Use lbasename instead of duplicate code.
6523 (save_temps_prefix): New static for -save-temps=obj.
6524 (save_temps_length): Ditto.
6526 * doc/invoke.texi (-save-temps=obj): Document new variant to
6529 2009-04-02 Jeff Law <law@redhat.com>
6531 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
6534 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6536 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
6537 * configure: Regenerated.
6539 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6541 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
6542 share the argument list.
6544 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6548 2009-02-12 Diego Novillo <dnovillo@google.com>
6550 * varpool.c (debug_varpool): New.
6551 * cgraph.h (debug_varpool): Declare.
6553 2009-04-02 Jan Hubicka <jh@suse.cz>
6555 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
6558 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6560 * config/i386/i386.c (ix86_abi): Move initialization to ...
6561 (override_options): Here.
6563 2009-04-02 Christian Bruel <christian.bruel@st.com>
6565 * config/sh/sh.c (sh_dwarf_register_span): New function.
6566 (TARGET_DWARF_REGISTER_SPAN): Define.
6567 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
6569 2009-04-02 Ira Rosen <irar@il.ibm.com>
6571 PR tree-optimization/39595
6572 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
6573 interleaved loads group is not greater than the SLP group size.
6575 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6577 * builtins.c (is_builtin_name): New.
6578 (called_as_built_in): Use is_builtin_name.
6579 * tree.h (is_builtin_name): New.
6580 * varasm.c (incorporeal_function_p): Use is_builtin_name
6582 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
6584 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
6586 2009-04-02 Dodji Seketeli <dodji@redhat.com>
6589 * c-decl.c (clone_underlying_type): Move this ...
6590 * c-common.c (set_underlying_type): ... here.
6591 Also, make sure the function properly sets TYPE_STUB_DECL() on
6592 the newly created typedef variant type.
6593 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
6594 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
6597 2009-04-02 Richard Guenther <rguenther@suse.de>
6599 PR tree-optimization/37221
6600 * tree-flow.h (degenerate_phi_result): Declare.
6601 * tree-ssa-dom.c (degenerate_phi_result): Export.
6602 * tree-scalar-evolution.c (analyze_initial_condition): If
6603 the initial condition is defined by a degenerate PHI node
6604 use the degenerate value.
6606 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
6608 PR rtl-optimization/39588
6609 * combine.c (merge_outer_ops): Do not set the constant when this
6611 (simplify_shift_const_1): Do not modify it either in this case.
6613 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
6615 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
6616 tuning is deprecated if -mtune value is set to an Itanium1 variant.
6618 2009-04-01 Janis Johnson <janis187@us.ibm.com>
6621 * c-lex.c (interpret_float): Default (no suffix) is double.
6623 2009-04-1 Xinliang David Li <davidxl@google.com>
6625 * config/i386/i386.c (legitimate_constant_p): Recognize
6626 all one vector constant.
6628 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6630 * config/vax/vax.c: Add #includes to silence warnings.
6631 Change #include order to silence two warnings.
6633 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6635 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
6636 (ASM_SPEC): Pass -k to the assembler for PIC code.
6638 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6640 * config.gcc: Add vax-*-linux* to the switch.
6641 * config/vax/linux.h: New file. (TARGET_VERSION,
6642 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
6644 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6646 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
6647 Use predicate macros instead of GET_CODE() == foo.
6648 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
6649 ashlsi3, rotrsi3, <unnamed>): Likewise.
6651 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6653 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
6654 jbbccihi, jbbccisi): Remova trailing whitespace.
6655 * config/vax/constraints.md: Likewise.
6656 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6657 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
6658 * config/vax/predicates.md: Likewise.
6659 * config/vax/vax.c (print_operand_address, vax_output_int_move,
6660 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
6661 * config/vax/vax.h: Likewise.
6662 * config/vax/vax.md (nonlocal_goto): Likewise.
6664 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6666 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
6667 (indirectable_address_p, adjacent_operands_p): Add spaces around
6669 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
6671 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6673 * config/vax/vax.c (legitimate_constant_address_p,
6674 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
6675 index_term_p, reg_plus_index_p, legitimate_address_p,
6676 vax_mode_dependent_address_p): Update comments to match functions
6677 modified by the recent int->bool conversion.
6679 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6681 * config/vax/builtins.md: Update copyright message.
6682 * config/vax/constraints.md: Likewise.
6683 * config/vax/netbsd-elf.h: Likewise.
6684 * config/vax/predicates.md: Likewise.
6685 * config/vax/vax-protos.h: Likewise.
6686 * config/vax/vax.c: Likewise.
6687 * config/vax/vax.h: Likewise.
6688 * config/vax/vax.md: Likewise.
6689 * config/vax/vax.opt: Likewise.
6691 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6693 * config/vax/builtins.md (ffssi2, ffssi2_internal,
6694 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
6695 * config/vax/constraints.md (B, R): Likewise.
6696 * config/vax/predicates.md (external_memory_operand,
6697 nonimmediate_addsub_di_operand): Likewise.
6698 * config/vax/vax.c (vax_output_int_add): Likewise.
6699 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
6700 untyped_call): Likewise.
6702 2009-04-01 Matt Thomas <matt@3am-software.com>
6704 * config/vax/predicates.md: New file.
6705 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
6706 external_const_operand, nonsymbolic_operand, external_memory_operand,
6707 indirect_memory_operand, indexed_memory_operand,
6708 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
6709 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
6711 * config/vax/constraints.md: New file.
6712 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
6714 * config/vax/builtins.md: New file.
6715 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
6716 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
6718 * config/vax/vax.opt (mqmath): Add option.
6719 * config/vax/vax.md (isfx): Extend with DI.
6720 (VAXintQH, VAXintQHSD): Define.
6721 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
6722 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
6723 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
6724 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
6725 (movdi): Update constraints and use vax_output_int_move().
6726 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
6727 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
6728 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
6729 nonlocal_goto): New.
6730 (mov<mode>): Extend accepted operand types.
6731 (subdi3_old): Rename from subdi3, change update constraints and use
6732 a new implementation.
6733 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
6734 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
6735 MOVE_RATIO, CLEAR_RATIO): Define.
6736 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
6737 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
6738 (PRINT_OPERAND): Redefine using a function instead of inlined code.
6739 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
6740 (split_quadword_operands): Make static and really allow variable
6742 (print_operand_address): Update for PIC generation.
6743 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
6744 indexable_address_p, fixup_mathdi_operand,
6745 vax_expand_addsub_di_operands, adjacent_operands_p): New.
6746 (vax_float_literal, legitimate_constant_p,
6747 indirectable_constant_address_p, index_term_p,
6748 reg_plus_index_p): Return bool instead of int.
6749 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
6751 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
6753 (vax_output_conditional_branch): Indent.
6754 (legitimate_constant_address_p, indirectable_constant_address_p,
6755 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
6756 vax_mode_dependent_address_p): Return bool instead of int, update for
6758 * config/vax/vax-protos.h (legitimate_constant_address_p,
6759 legitimate_constant_p, legitimate_address_p,
6760 vax_mode_dependent_address_p): Change declaration to bool.
6761 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
6762 vax_expand_addsub_di_operands, vax_output_int_subtract,
6763 vax_output_movmemsi): Declare.
6764 (split_quadword_operands, vax_float_literal): Delete declaration.
6765 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
6766 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
6767 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
6768 ASM_OUTPUT_DWARF_PCREL): Define.
6769 (ASM_SPEC): Change definition to allow PIC generation.
6771 2009-04-01 Steve Ellcey <sje@cup.hp.com>
6773 * doc/sourcebuild.texi: Update front-end requirements.
6775 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6778 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
6779 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
6780 (booldi3_internal3): Use boolean_or_operator instead of
6783 2009-04-01 Joseph Myers <joseph@codesourcery.com>
6786 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
6787 declarator whose size is not an integer constant expression but
6788 folds to an integer constant, then treat it as a constant
6791 2009-04-01 Richard Guenther <rguenther@suse.de>
6793 * fold-const.c (fold_plusminus_mult_expr): Do not fold
6794 i * 4 + 2 to (i * 2 + 1) * 2.
6796 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6799 * c-parser.c (c_parser_asm_statement): Skip until close paren and
6800 return if c_parser_asm_string_literal returned NULL.
6802 2009-04-01 Nick Clifton <nickc@redhat.com>
6804 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
6806 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
6807 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
6808 other typedefs to avoid conflicts with libgcc2.c. Define labels
6809 to gain 16-bit bit-manipulation functions from libgcc2.c and then
6811 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
6812 to gain 16-bit trapping arithmetic functions from libgcc2.c and
6815 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
6817 * varasm.c (default_function_rodata_section): Declare DOT as
6820 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
6821 Andrey Galkin <agalkin@hypercom.com>
6824 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
6825 Make object_name unique for each process.
6827 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6830 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
6831 addressable variables in the parallel that could go out of scope while
6832 running queued tasks.
6834 2009-04-01 Anatoly Sokolov <aesok@post.ru>
6836 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
6837 (CASE_VALUES_THRESHOLD): Redefine.
6838 * config/avr/avr.c (avr_override_options): Remove initialization of
6839 avr_case_values_threshold variable.
6840 (avr_case_values_threshold): Remove variable. Add new function.
6841 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
6842 * config/avr/avr.opt (mno-tablejump): Remove option.
6843 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
6845 2009-04-01 DJ Delorie <dj@redhat.com>
6847 * varasm.c (default_function_rodata_section): Don't assume
6848 anything about where the first '.' in the section name is.
6850 2009-04-01 Alan Modra <amodra@bigpond.net.au>
6852 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
6853 rs6000_emit_stack_tie.
6855 2009-03-31 Ian Lance Taylor <iant@google.com>
6857 * tree-eh.c (tree_remove_unreachable_handlers): Compare
6858 gimple_code with GIMPLE_RESX, not RESX.
6860 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6862 * c-common.c (c_get_ident): New.
6863 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
6865 2009-04-01 Ben Elliston <bje@au.ibm.com>
6867 * config/rs6000/sysv4.opt (msdata): Improve option description.
6869 2009-03-31 Steve Ellcey <sje@cup.hp.com>
6871 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
6872 (divdf3_internal_lat): Remove.
6873 (divxf3_internal_lat): Remove.
6874 (divxf3_internal_thr): Remove.
6875 (divxf): Use divxf3_internal.
6876 * config/ia64/div.md (divsf3_internal_lat): New.
6877 (divdf3_internal_lat): New.
6878 (divxf3_internal): New.
6880 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6883 * Makefile.in (USE_GCC_STDINT): Define.
6884 (stmp-int-hdrs): Install stdint.h if applicable.
6885 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
6887 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
6888 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
6889 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
6890 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6891 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6892 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6893 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6894 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6895 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6896 (c_common_nodes_and_builtins): Initialize
6897 underlying_wchar_type_node. Do not initialize
6898 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
6899 nodes for new types.
6900 (c_stddef_cpp_builtins): Define macros for new types.
6901 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
6903 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
6904 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
6905 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
6906 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
6907 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
6908 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
6909 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
6910 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
6911 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
6912 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
6913 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
6914 int16_type_node, int32_type_node, int64_type_node,
6915 uint8_type_node, uint16_type_node, c_uint32_type_node,
6916 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
6917 int_least32_type_node, int_least64_type_node,
6918 uint_least8_type_node, uint_least16_type_node,
6919 uint_least32_type_node, uint_least64_type_node,
6920 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
6921 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
6922 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
6923 uintptr_type_node): Define.
6924 * c-cppbuiltin.c (builtin_define_constants,
6925 builtin_define_type_minmax): New.
6926 (builtin_define_stdint_macros): Define more macros.
6927 (c_cpp_builtins): Define more limit macros.
6929 (builtin_define_type_max): Define in terms of
6930 builtin_define_type_minmax. Remove is_long parameter. All
6932 * config.gcc (use_gcc_stdint): Define.
6933 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
6934 Add newlib-stdint.h for generic targets.
6935 * config/glibc-stdint.h, config/newlib-stdint.h,
6936 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
6937 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
6938 * config/score/score.h (UINTPTR_TYPE): Define.
6939 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6940 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6941 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6942 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6943 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6944 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6945 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6946 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6947 * config/spu/spu.h (STDINT_LONG32): Define.
6948 * configure.ac (use_gcc_stdint): Substitute.
6949 * configure: Regenerate.
6950 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
6951 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
6952 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
6953 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
6954 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
6955 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
6956 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
6957 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
6958 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
6959 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
6960 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
6961 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
6962 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
6963 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
6964 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
6965 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
6966 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
6967 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
6968 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
6969 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
6970 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
6971 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
6972 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
6973 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6974 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6975 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6976 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6977 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6978 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
6980 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
6982 * loop-iv.c (suitable_set_for_replacement): Renamed from
6983 simplify_using_assignment; changed to return bool and to accept new
6984 args DEST and SRC. Return true iff we find a source/destination pair
6985 that can be used to make a replacement, and fill SRC and DEST if so.
6986 Remove arg ALTERED. Don't deal with altered regs here. All callers
6988 (simplify_using_initial_values): Deal with altered regs here and track
6989 more precisely the effect they have on the validity of our expression.
6991 * loop-iv.c (simplify_using_condition): A condition of the form
6992 (EQ REG CONST) can be used to simply make a substitution.
6993 (simplify_using_initial_values): Keep track of conditions we have seen
6994 and keep using them to simplify new expressions, while applying the
6995 same substitutions to them as to the expression.
6997 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6998 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7001 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7002 changed. Use this when trying to improve the upper bound.
7003 Generate the comparison by using simplify_gen_relational.
7005 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7007 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7009 (simplify_using_assignment, simplify_using_initial_values): Call
7010 replace_in_expr to make replacements. Call replace_single_def_regs
7011 once on the initial version of the expression.
7013 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7016 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7018 2009-03-31 Richard Guenther <rguenther@suse.de>
7021 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7022 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7024 2009-03-31 Richard Guenther <rguenther@suse.de>
7026 * tree.h (div_if_zero_remainder): Declare.
7027 * fold-const.c (div_if_zero_remainder): Export.
7028 * tree-ssa-forwprop.c
7029 (forward_propagate_addr_into_variable_array_index): Handle
7030 constant array index addition outside of the variable index.
7032 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7035 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7036 define_splits, floatunssi<mode>2): Require x87 conversions from
7037 DImode to be permitted.
7039 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7041 PR preprocessor/15638
7042 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7044 2009-03-31 Richard Guenther <rguenther@suse.de>
7048 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7049 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7050 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7051 a separate statement.
7052 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7053 (lookup_tmp_var): Likewise.
7054 (is_gimple_formal_tmp_or_call_rhs): Remove.
7055 (is_gimple_reg_or_call_rhs): Rename to ...
7056 (is_gimple_reg_rhs_or_call): ... this.
7057 (is_gimple_mem_or_call_rhs): Rename to ...
7058 (is_gimple_mem_rhs_or_call): ... this.
7059 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7060 DECL_GIMPLE_REG_P only if is_formal is true.
7061 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7062 for non-proper post-modify expression gimplification.
7063 (gimplify_self_mod_expr): For post-modify expressions gimplify
7064 the lvalue to a minimal lvalue.
7065 (rhs_predicate_for): Remove formal temp case.
7066 (gimplify_modify_expr_rhs): Likewise.
7067 (gimplify_addr_expr): Use is_gimple_reg.
7068 (gimplify_expr): Remove formal temp cases.
7069 (gimple_regimplify_operands): Likewise.
7070 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7071 and FILTER_EXPR like constants.
7072 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7074 (is_gimple_formal_tmp_rhs): Remove.
7075 (is_gimple_reg_rhs): Remove special casing.
7076 (is_gimple_mem_rhs): Fix.
7077 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7078 (is_gimple_formal_tmp_var): Remove.
7079 (is_gimple_formal_tmp_reg): Likewise.
7080 (is_gimple_min_lval): Allow invariant component ref parts.
7081 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7082 is_gimple_formal_tmp_reg): Remove declarations.
7083 * tree-cfg.c (verify_expr): Verify that variables with address
7084 taken do not have DECL_GIMPLE_REG_P set.
7085 * tree-mudflap.c (mf_build_check_statement_for): Use
7086 force_gimple_operand instead of gimplify_expr.
7088 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7090 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7091 schedulable rows to compute_split_row.
7093 2009-03-31 Ben Elliston <bje@au.ibm.com>
7096 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7099 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7101 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7102 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7103 * configure: Regenerate.
7104 * config.in: Regenerate.
7105 * config/rs6000/rs6000.opt (mtls-markers): Add.
7106 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7107 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7108 (tls_ld_aix, tls_ld_sysv): Likewise.
7109 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7110 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7112 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7114 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7116 2009-03-30 Jan Hubicka <jh@suse.cz>
7118 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7120 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7121 detection and label handling.
7123 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7125 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7126 left_conflicts_size.
7127 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7128 ALLOCNO_LEFT_CONFLICTS_SIZE.
7130 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7131 remove_allocno_from_bucket_and_push,
7132 allocno_spill_priority_compare, push_allocnos_to_stack,
7133 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7134 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7135 (setup_allocno_left_conflicts_num): Ditto. Rename to
7136 setup_allocno_left_conflicts_size.
7137 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7138 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7139 setup_allocno_left_conflicts_size instead of
7140 setup_allocno_left_conflicts_num.
7142 * ira-build.c (ira_create_allocno): Use
7143 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7144 ALLOCNO_LEFT_CONFLICTS_NUM.
7146 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7148 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7149 instead of DF_LR_OUT.
7151 * ira-lives.c (process_bb_node_lives): Ditto.
7153 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7154 instead of DF_LR_{OUT,IN}.
7156 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7158 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7160 2009-03-30 Jan Hubicka <jh@suse.cz>
7162 * except.c (label_to_region_map): Fix thinko.
7164 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7167 * tree.h (tree_find_value): New declaration.
7168 * tree.c (tree_find_value): New function.
7169 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7171 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7174 * c-decl.c (struct c_binding): Add locus field.
7175 (bind): Add locus argument, set locus field from it.
7176 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7177 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7178 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7179 implicitly_declare, undeclared_variable, lookup_label,
7180 declare_label, c_make_fname_decl, c_builtin_function,
7181 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7184 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7187 * config/i386/i386.c (classify_argument): Check total size of
7190 2009-03-30 Martin Jambor <mjambor@suse.cz>
7192 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7193 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7194 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7197 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7198 seen_variable_array_ref while also traversing a union.
7200 * tree-inline.c (optimize_inline_calls): Do not call
7201 cgraph_node_remove_callees.
7202 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7203 (pass_remove_cgraph_callee_edges): New variable.
7204 * passes.c (init_optimization_passes): Add
7205 pass_remove_cgraph_callee_edges after early inlining and before all
7206 late intraprocedural passes.
7208 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7210 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7212 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7215 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7217 * combine.c (simplify_comparison): Use have_insn_for.
7218 * dojump.c (do_jump): Likewise.
7220 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7222 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
7223 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
7224 sparc_compare_op0 like sparc_compare_emitted used to be handled.
7225 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
7226 instead of sparc_compare_emitted.
7227 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
7228 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
7229 instead of sparc_compare_emitted.
7231 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7233 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
7234 enter/exit cfglayout mode.
7235 (pass_partition_block): Require it.
7236 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
7237 (combine_instructions): Track basic blocks instead of labels.
7238 (update_cfg_for_uncondjump): New.
7239 (try_combine): Use it. Update jumps after rescanning.
7240 (pass_combine): Require PROP_cfglayout.
7241 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
7243 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7245 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
7246 Provide/destroy PROP_cfglayout respectively.
7247 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
7248 * tree-pass.h (PROP_cfglayout): New.
7250 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7252 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
7253 fold_convert_const_fixed_from_fixed,
7254 fold_convert_const_fixed_from_int,
7255 fold_convert_const_fixed_from_real, fold_negate_const): Do not
7256 set TREE_CONSTANT_OVERFLOW.
7257 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
7258 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
7260 2009-03-30 Ira Rosen <irar@il.ibm.com>
7262 * tree-vect-loop-manip.c: New file.
7263 * tree-vectorizer.c: Update documentation and included files.
7264 (vect_loop_location): Make extern.
7265 (rename_use_op): Move to tree-vect-loop-manip.c
7266 (rename_variables_in_bb, rename_variables_in_loop,
7267 slpeel_update_phis_for_duplicate_loop,
7268 slpeel_update_phi_nodes_for_guard1,
7269 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
7270 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
7271 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
7272 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
7273 find_loop_location): Likewise.
7274 (new_stmt_vec_info): Move to tree-vect-stmts.c.
7275 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
7276 get_vectype_for_scalar_type, vect_is_simple_use,
7277 supportable_widening_operation, supportable_narrowing_operation):
7279 (bb_in_loop_p): Move to tree-vect-loop.c.
7280 (new_loop_vec_info, destroy_loop_vec_info,
7281 reduction_code_for_scalar_code, report_vect_op,
7282 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
7283 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
7284 (vect_supportable_dr_alignment): Likewise.
7285 * tree-vectorizer.h (tree-data-ref.h): Include.
7286 (vect_loop_location): Declare.
7287 Reorganize function declarations according to the new file structure.
7288 * tree-vect-loop.c: New file.
7289 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
7290 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
7291 * tree-vect-data-refs.c: New file.
7292 * tree-vect-patterns.c (timevar.h): Don't include.
7293 * tree-vect-stmts.c: New file.
7294 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
7295 tree-vect-slp.c, tree-vect-loop.c.
7296 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
7297 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
7298 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
7299 (tree-vect-analyze.o): Remove.
7300 (tree-vect-transform.o): Likewise.
7301 (tree-vect-data-refs.o): Add rule.
7302 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
7303 tree-vect-slp.o): Likewise.
7304 (tree-vect-patterns.o): Remove redundant dependencies.
7305 (tree-vectorizer.o): Likewise.
7306 * tree-vect-slp.c: New file.
7308 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7310 * optc-gen.awk: Warn if an option flag has multiple different
7313 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
7315 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
7316 -floop-block): Document dependences on PPL, CLooG and Graphite.
7318 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7320 PR rtl-optimization/323
7321 * c-common.c (c_fully_fold, convert_and_check,
7322 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
7323 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
7324 * c-common.def (EXCESS_PRECISION_EXPR): New.
7325 * c-cppbuiltin.c (builtin_define_float_constants): Define
7326 constants with enough digits for long double.
7327 * c-lex.c (interpret_float): Interpret constant with excess
7328 precision where appropriate.
7329 * c-opts.c (c_common_post_options): Set
7330 flag_excess_precision_cmdline. Give an error for
7331 -fexcess-precision=standard for C++ for processors where the
7332 option is significant.
7333 * c-parser.c (c_parser_conditional_expression): Handle excess
7334 precision in condition.
7335 * c-typeck.c (convert_arguments): Handle arguments with excess
7337 (build_unary_op): Move excess precision outside operation.
7338 (build_conditional_expr): Likewise.
7339 (build_compound_expr): Likewise.
7340 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
7341 (build_modify_expr): Handle excess precision in RHS.
7342 (convert_for_assignment): Handle excess precision in converted
7344 (digest_init, output_init_element, process_init_element): Handle
7345 excess precision in initializer.
7346 (c_finish_return): Handle excess precision in return value.
7347 (build_binary_op): Handle excess precision in operands and add
7348 excess precision as needed for operation.
7349 * common.opt (-fexcess-precision=): New option.
7350 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
7351 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
7352 For standard excess precision, output explicit conversion to and
7353 truncation from XFmode.
7354 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
7355 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
7356 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
7357 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
7358 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
7359 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
7360 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
7361 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
7362 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
7363 define_splits, sqrt<mode>2): Disable where appropriate for
7364 standard excess precision.
7365 * convert.c (convert_to_real): Do not shorten arithmetic to type
7366 for which excess precision would be used.
7367 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
7368 * doc/invoke.texi (-fexcess-precision=): Document option.
7369 (-mfpmath=): Correct index entry.
7370 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
7371 flag_excess_precision): New.
7372 * langhooks.c (lhd_post_options): Set
7373 flag_excess_precision_cmdline.
7374 * opts.c (common_handle_option): Handle -fexcess-precision=.
7375 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
7376 init_excess_precision): New.
7377 (lang_dependent_init_target): Call init_excess_precision.
7378 * tree.c (excess_precision_type): New.
7379 * tree.h (excess_precision_type): Declare.
7381 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7384 * c-typeck.c (build_component_ref): Do not copy qualifiers from
7385 non-lvalue to component.
7387 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7389 PR preprocessor/34695
7390 * Makefile.in (c-opts.o): Depend on c-tree.h.
7391 * c-common.c: Move down include of diagnostic.h.
7392 (done_lexing, c_cpp_error): New.
7393 * c-common.h (done_lexing): Declare.
7394 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
7396 * c-opts.c: Include c-tree.h.
7397 (c_common_init_options): Set preprocessor error callback.
7398 (c_common_handle_option): Do not set preprocessor
7399 inhibit_warnings, warnings_are_errors, warn_system_headers,
7400 pedantic_errors or inhibit_warnings flags.
7401 (c_common_post_options): Do not check cpp_errors (parse_in).
7402 (c_common_finish): Do not output dependencies if there were
7403 errors. Do not check return value of cpp_finish.
7404 * c-ppoutput.c (pp_file_change): Set input_location.
7405 * c-tree.h (c_cpp_error): Declare.
7406 * diagnostic.c (diagnostic_set_info_translated): Also initialize
7408 (diagnostic_build_prefix): Check override_column.
7409 * diagnostic.h (diagnostic_info): Add override_column field.
7410 (diagnostic_override_column): Define.
7412 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
7414 * c-common.c (c_expand_expr, c_staticp): Remove.
7415 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
7416 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
7417 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
7418 * c-gimplify.c (gimplify_compound_literal_expr,
7419 optimize_compound_literals_in_ctor): Remove.
7420 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
7421 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
7422 * c-semantics.c (emit_local_var): Remove.
7424 * langhooks-def.h (lhd_expand_expr): Remove.
7425 * langhooks.c (lhd_expand_expr): Remove.
7426 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
7428 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
7429 handling from c-semantics.c; don't call into langhook.
7430 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
7431 * gimplify.c (gimplify_compound_literal_expr,
7432 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
7433 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
7434 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
7435 as was done in c-gimplify.c.
7436 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
7437 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
7438 Move from c-common.h.
7439 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
7441 * tree.c (staticp): Do not call langhook.
7442 * langhooks.c (lhd_staticp): Delete.
7443 * langhooks-def.h (lhd_staticp): Delete prototype.
7444 (LANG_HOOKS_STATICP): Delete.
7445 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
7447 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
7448 instead of DECL_STMTs.
7450 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7458 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
7460 (fold_call_expr): Return a NOP_EXPR from folding rather than the
7461 contained expression.
7462 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
7463 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
7464 conditional expressions for C.
7465 (decl_constant_value_for_optimization): Move from
7466 decl_constant_value_for_broken_optimization in c-typeck.c. Check
7467 whether optimizing and that the expression is a VAR_DECL not of
7468 array type instead of doing such checks in the caller. Do not
7469 check pedantic. Call gcc_unreachable for C++.
7470 * c-common.def (C_MAYBE_CONST_EXPR): New.
7471 * c-common.h (c_fully_fold, c_save_expr,
7472 decl_constant_value_for_optimization): New prototypes.
7473 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7474 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7475 EXPR_INT_CONST_OPERANDS): Define.
7476 * c-convert.c (convert): Strip nops from expression.
7477 * c-decl.c (groktypename): Take extra parameters expr and
7478 expr_const_operands. Update call to grokdeclarator.
7479 (start_decl): Update call to grokdeclarator. Add statement for
7480 expressions used in type of decl.
7481 (grokparm): Update call to grokdeclarator.
7482 (push_parm_decl): Update call to grokdeclarator.
7483 (build_compound_literal): Add parameter non_const and build a
7484 C_MAYBE_COSNT_EXPR if applicable.
7485 (grokdeclarator): Take extra parameters expr and
7486 expr_const_operands. Track expressions used in declaration
7487 specifiers and declarators. Fold array sizes and track whether
7488 they are constant expressions and whether they are integer
7489 constant expressions.
7490 (parser_xref_tag): Set expr and expr_const_operands fields in
7492 (grokfield): Update call to grokdeclarator.
7493 (start_function): Update call to grokdeclarator.
7494 (build_null_declspecs): Set expr and expr_const_operands fields in
7496 (declspecs_add_type): Handle expressions in typeof specifiers.
7497 * c-parser.c (c_parser_declspecs): Set expr and
7498 expr_const_operands fields for declaration specifiers.
7499 (c_parser_enum_specifier): Likewise.
7500 (c_parser_struct_or_union_specifier): Likewise.
7501 (c_parser_typeof_specifier): Likewise. Update call to
7502 groktypename. Fold expression as needed. Return expressions with
7503 type instead of adding statements.
7504 (c_parser_attributes): Update calls to c_parser_expr_list.
7505 (c_parser_statement_after_labels): Fold expression before passing
7506 to objc_build_throw_stmt.
7507 (c_parser_condition): Fold expression.
7508 (c_parser_asm_operands): Fold expression.
7509 (c_parser_conditional_expression): Use c_save_expr. Update call
7510 to build_conditional_expr.
7511 (c_parser_alignof_expression): Update call to groktypename.
7512 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
7513 original_code. Fold expression argument of va_arg. Create
7514 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
7515 argument to va_arg. Update calls to groktypename. Fold array
7516 index for offsetof. Verify that first argument to
7517 __builtin_choose_expr has integer type.
7518 (c_parser_postfix_expression_after_paren_type): Update calls to
7519 groktypename and build_compound_literal. Handle expressions with
7520 side effects in type name.
7521 (c_parser_postfix_expression_after_primary): Update call to
7522 c_parser_expr_list. Set original_code for calls to
7523 __builtin_constant_p.
7524 (c_parser_expr_list): Take extra parameter fold_p. Fold
7525 expressions if requested.
7526 (c_parser_objc_type_name): Update call to groktypename.
7527 (c_parser_objc_synchronized_statement): Fold expression.
7528 (c_parser_objc_receiver): Fold expression.
7529 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
7530 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
7531 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
7532 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
7533 (struct c_typespec): Add elements expr and expr_const_operands.
7534 (struct c_declspecs): Add elements expr and expr_const_operands.
7535 (groktypename, build_conditional_expr, build_compound_literal):
7537 (in_late_binary_op): Declare.
7538 * c-typeck.c (note_integer_operands): New function.
7539 (in_late_binary_op): New variable.
7540 (decl_constant_value_for_broken_optimization): Move to c-common.c
7541 and rename to decl_constant_value_for_optimization.
7542 (default_function_array_conversion): Do not strip nops.
7543 (default_conversion): Do not call
7544 decl_constant_value_for_broken_optimization.
7545 (build_array_ref): Do not fold result.
7546 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
7547 result when operand is a VLA.
7548 (c_expr_sizeof_type): Update call to groktypename. Handle
7549 expressions included in type name. Use C_MAYBE_CONST_EXPR for
7550 result when operand names a VLA type.
7551 (build_function_call): Update call to build_compound_literal.
7552 Only fold result for calls to __builtin_* functions. Strip
7553 NOP_EXPR from INTEGER_CST returned from such functions. Fold
7554 the function designator.
7555 (convert_arguments): Fold arguments. Update call to
7556 convert_for_assignment.
7557 (build_unary_op): Handle increment and decrement of
7558 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
7559 decrement earlier. Fold operand of increment and decrement.
7560 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
7561 built for integer operand. Wrap returns that are INTEGER_CSTs
7562 without being integer constant expressions or that have integer
7563 constant operands without being INTEGER_CSTs.
7564 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
7565 (build_conditional_expr): Add operand ifexp_bcp. Track whether
7566 result is an integer constant expression or can be used in
7567 unevaluated parts of one and avoid folding and wrap as
7568 appropriate. Fold operands before possibly doing -Wsign-compare
7570 (build_compound_expr): Wrap result for C99 if operands can be used
7571 in integer constant expressions.
7572 (build_c_cast): Update call to digest_init. Do not ignore
7573 overflow from casting floating-point constants to integers. Wrap
7574 results that could be confused with integer constant expressions,
7575 null pointer constants or floating-point constants.
7576 (c_cast_expr): Update call to groktypename. Handle expressions
7577 included in type name.
7578 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
7579 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
7580 Update calls to convert_for_assignment.
7581 (convert_for_assignment): Take new parameter
7582 null_pointer_constant. Do not strip nops or call
7583 decl_constant_value_for_broken_optimization. Set
7584 in_late_binary_op for conversions to boolean.
7585 (store_init_value): Update call to digest_init.
7586 (digest_init): Take new parameter null_pointer_constant. Do not
7587 call decl_constant_value_for_broken_optimization. pedwarn for
7588 initializers not constant expressions. Update calls to
7589 convert_for_assignment.
7590 (constructor_nonconst): New.
7591 (struct constructor_stack): Add nonconst element.
7592 (really_start_incremental_init, push_init_level, pop_init_level):
7593 Handle constructor_nonconst and nonconst element.
7594 (set_init_index): Call constant_expression_warning for array
7596 (output_init_element): Fold value. Set constructor_nonconst as
7597 applicable. pedwarn for initializers not constant expressions.
7598 Update call to digest_init. Call constant_expression_warning
7599 where constant initializers are required.
7600 (process_init_element): Use c_save_expr.
7601 (c_finish_goto_ptr): Fold expression.
7602 (c_finish_return): Fold return value. Update call to
7603 convert_for_assignment.
7604 (c_start_case): Fold switch expression.
7605 (c_process_expr_stmt): Fold expression.
7606 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
7607 ensure statement expression is not evaluated in constant expression.
7608 (build_binary_op): Track whether results are integer constant
7609 expressions or may occur in such, disable folding and wrap results
7610 as applicable. Fold operands for -Wsign-compare warnings unless
7612 (c_objc_common_truthvalue_conversion): Handle results folded to
7613 integer constants that are not integer constant expressions.
7614 * doc/extend.texi: Document when typeof operands are evaluated,
7615 that condition of __builtin_choose_expr is an integer constant
7616 expression, and more about use of __builtin_constant_p in
7619 2009-03-29 Richard Guenther <rguenther@suse.de>
7621 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
7622 propagate addresses of array references.
7624 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
7626 * regmove.c (perhaps_ends_bb_p): Remove.
7627 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
7628 from INSN and check that the main loop stays within that basic block.
7629 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
7630 (regmove_forward_pass): Split out from regmove_optimize. Use
7631 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
7632 (regmove_backward_pass): Split out from regmove_optimize. Use
7633 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
7634 (regmove_optimize): Simplify.
7636 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7639 * config/i386/i386.c (classify_argument): Ignore flexible array
7640 member in struct and warn ABI change.
7642 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7644 * config/i386/i386-protos.h (ix86_agi_dependent): New.
7646 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
7647 (ix86_adjust_cost): Updated.
7649 2009-03-29 Jan Hubicka <jh@suse.cz>
7652 * tree-pass.h (pass_cleanup_eh): New function.
7653 (remove_unreachable_regions): Break code handling RTL
7654 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
7655 that can not be reached by runtime.
7656 (can_be_reached_by_runtime): New function.
7657 (label_to_region_map): New function.
7658 (num_eh_regions): New function.
7659 (rtl_remove_unreachable_regions): New function.
7660 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
7661 (remove_eh_region): New function.
7662 * except.h: Include sbitmap and vecprim.
7663 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
7664 num_eh_regions): Declare.
7665 * passes.c (init_optimization_passes): Schedule cleanup_eh.
7666 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
7667 * tree-eh.c (tree_remove_unreachable_handlers): New function.
7668 (tree_empty_eh_handler_p): New function.
7669 (cleanup_empty_eh): New function.
7670 (cleanup_eh): New function.
7671 (pass_cleanup_eh): New function.
7673 2009-03-29 Jan Hubicka <jh@suse.cz>
7675 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
7676 for removed regions.
7678 2009-03-29 Jan Hubicka <jh@suse.cz>
7680 * except.c (dump_eh_tree): Dump all datastructures.
7682 2009-03-29 Jan Hubicka <jh@suse.cz>
7684 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
7685 (duplicate_eh_regions_1): Likewise.
7686 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
7687 vector; call EH verification.
7688 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
7689 Be ready for region being removed.
7691 2009-03-29 Jan Hubicka <jh@suse.cz>
7693 * bitmap.c (bitmap_last_set_bit): New function.
7694 * bitmap.h (bitmap_last_set_bit): Declare.
7696 2009-03-29 David Ayers <ayers@fsfe.org>
7699 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
7700 by calling objc_compare_types and surpress warnings about
7701 incompatible C pointers that are compatible ObjC pointers.
7703 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
7705 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
7706 call initialize_inline_failed.
7707 (initialize_inline_failed): Move it from here ...
7708 * cgraph.c (initialize_inline_failed): ... to here.
7709 (cgraph_create_edge): Call initialize_inline_failed rather than
7710 setting inline_failed directly.
7712 2009-03-29 Ben Elliston <bje@au.ibm.com>
7715 * sysv4.opt (msdata): Improve comment.
7716 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
7717 * sysv4.h (SVR4_ASM_SPEC): Likewise.
7719 2009-03-29 Ben Elliston <bje@au.ibm.com>
7722 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
7723 load and store attributes.
7725 2009-03-29 Ben Elliston <bje@au.ibm.com>
7727 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
7728 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
7729 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
7730 * doc/extend.texi (X86 Built-in Functions): Add index entries for
7731 __builtin_infq and __builtin_huge_valq.
7733 2009-03-28 Anatoly Sokolov <aesok@post.ru>
7735 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
7737 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7738 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
7740 2009-03-28 Xinliang David Li <davidxl@google.com>
7742 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
7743 (do_dbg_cnt): New function.
7745 2009-03-28 Jan Hubicka <jh@suse.cz>
7747 Merge from pretty-ipa:
7749 2009-03-27 Jan Hubicka <jh@suse.cz>
7751 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
7752 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
7753 * passes.c (function_called_by_processed_nodes_p): New.
7754 * ipa-pure-const.c (check_call): Fix handling of operands.
7755 (analyze_function): Dump debug output for skipped bodies.
7756 (local_pure_const): Use function_called_by_processed_nodes_p.
7757 * dwarf2out.c (reference_to_unused): Use output.
7758 * passes.c (do_per_function_toporder): Likewise.
7760 2008-11-12 Jan Hubicka <jh@suse.cz>
7762 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
7763 * ipa-pure-const.c (funct_state_d): Add can throw field; make
7764 state_set_in_source enum
7765 (check_decl): Ignore memory tags; do not set fake looping flags;
7767 (check_operand, check_tree, check_rhs_var, check_lhs_var,
7768 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
7769 (check_call, analyze_function): Rewrite.
7771 (add_new_function): Update call of analyze_function.
7772 (generate_summary): Add call of analyze_function.
7773 (propagate): Propagate can_throw; handle state_set_in_source correctly.
7774 (local_pure_const): New function.
7775 (pass_local_pure_const): New pass.
7776 * ipa-inline.c (inline_transform): Set after_inlining.
7777 * tree-eh.c (stmt_can_throw_external): New.
7778 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
7779 work with aliasing built.
7780 * tree-flow.h (stmt_can_throw_external): New.
7781 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
7782 and local pure/const pass in early and late optimization queue.
7784 2009-03-28 Martin Jambor <mjambor@suse.cz>
7786 * fold-const.c (get_pointer_modulus_and_residue): New parameter
7788 (fold_binary): Allow function decl aligment consideration is the
7789 second argument is integer constant one.
7790 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
7791 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
7792 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
7794 2009-03-28 Jan Hubicka <jh@suse.cz>
7796 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
7797 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
7798 * function.h (rtl_data): Add nothrow flag.
7799 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
7800 set DECL_NOTHROW for AVAILABLE functions.
7802 2009-03-28 Jakub Jelinek <jakub@redhat.com>
7804 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
7805 following vector keyword has expansion starting with pixel or bool
7806 keyword, expand vector to __vector and pixel or bool to __pixel or
7810 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
7811 warn_if_disallowed_function_p): Removed.
7812 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
7813 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
7814 warning_if_disallowed_function_p.
7815 * flags.h (warn_if_disallowed_function_p,
7816 warn_disallowed_functions): Removed.
7817 * common.opt (Wdisallowed-function-list=): Removed.
7818 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
7820 2009-03-28 Richard Guenther <rguenther@suse.de>
7822 PR tree-optimization/38723
7823 * tree-ssa-pre.c (compute_avail): Add all default definitions to
7826 2009-03-28 Jan Hubicka <jh@suse.cz>
7828 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
7829 test introduced by my previous patch.
7831 2009-03-28 Richard Guenther <rguenther@suse.de>
7833 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
7834 the PHIs value undefined.
7836 2009-03-28 Jan Hubicka <jh@suse.cz>
7838 * tree-pass.h (pass_fixup_cfg): New pass.
7839 * ipa-inline.c (inline_transform): Set
7840 always_inline_functions_inlined/after_inlining.
7841 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
7842 (pass_fixup_cfg): New pass.
7843 * passes.c (init_optimization_passes): Add fixup_cfg.
7845 2009-03-28 Richard Guenther <rguenther@suse.de>
7847 PR tree-optimization/38458
7848 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
7849 argument use the arguments copy-of value.
7851 2009-03-28 Richard Guenther <rguenther@suse.de>
7853 PR tree-optimization/38180
7854 * tree-ssa-ccp.c (get_default_value): Simplify.
7855 (likely_value): Likewise.
7856 (surely_varying_stmt_p): Properly handle VOP case.
7857 (ccp_initialize): Likewise.
7858 (ccp_fold): Handle propagating through *&.
7859 (fold_const_aggregate_ref): Also handle decls.
7861 2009-03-28 Jan Hubicka <jh@suse.cz>
7863 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
7864 * cgraph.h (cgraph_node): Likewise.
7865 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
7866 (cgraph_reset_node): Use process flag.
7867 (cgraph_mark_functions_to_output): Likewise.
7868 (cgraph_expand_function): Likewise.
7869 (cgraph_expand_all_functions): Likewise.
7870 (cgraph_output_in_order): Likewise.
7871 * dwarf2out.c (reference_to_unused): Likewise.
7872 * passes.c do_per_function_toporder): Likewise.
7874 2009-03-28 Jan Hubicka <jh@suse.cz>
7876 Bring from lto-branch:
7878 2008-09-03 Doug Kwan <dougkwan@google.com>
7880 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
7881 enums instead of reason strings.
7882 * cgraph.c (cgraph_create_edge): Same.
7883 (cgraph_inline_failed_string): New function.
7884 * cgraph.h (cgraph_inline_failed_t): New enum type.
7885 (cgraph_inline_failed_string): New prototype.
7886 (struct cgraph_edge): Change type of INLINED_FAILED from constant
7887 char pointer to cgraph_inline_failed_t.
7888 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
7889 (cgraph_default_inline_p): Ditto.
7890 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
7891 to cgraph_inline_failed_t pointer.
7892 * cif-code.def: New file.
7893 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
7895 (cgraph_check_inline_limits): Change type of REASON to pointer to
7896 cgraph_inline_failed_t. Replace reason strings with enums.
7897 (cgraph_default_inline_p): Ditto.
7898 (cgraph_recursive_inlining_p): Ditto.
7899 (update_caller_keys): Change type of FAILED_REASON to
7900 cgraph_inline_failed_t.
7901 (cgraph_set_inline_failed): Change type of REASON to pointer to
7902 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
7903 convert enums to strings for text output.
7904 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
7905 to be of type cgraph_inline_failed_t. Replace reason strings with
7906 enums. Call cgraph_inline_failed_string to covert enums
7907 to strings for text output.
7908 (cgraph_decide_inlining): Replace reason strings with enums.
7909 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
7910 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
7912 * tree-inline.c (expand_call_inline): Change type of REASON
7913 to cgraph_inline_failed_t. Replace reason strings with enums.
7914 Call cgraph_inline_failed_string for text output.
7915 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
7918 2009-03-28 Jan Hubicka <jh@suse.cz>
7920 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
7921 cgraph_clone_node): Remove master clone handling.
7922 (cgraph_is_master_clone, cgraph_master_clone): Remove.
7923 * cgraph.h (master_clone): Remove.
7924 (cgraph_is_master_clone, cgraph_master_clone): Remove.
7925 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
7926 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7928 2009-03-28 Jan Hubicka <jh@suse.cz>
7930 * cgraph.c (cgraph_function_body_availability): Functions declared
7931 inline are always safe to assume that it is not going to be replaced.
7933 2009-03-28 Richard Guenther <rguenther@suse.de>
7935 PR tree-optimization/38513
7936 * tree-ssa-pre.c (eliminate): Remove redundant stores.
7937 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7938 EXC_PTR_EXPR and FILTER_EXPR.
7939 (get_ref_from_reference_ops): Likewise.
7941 2009-03-28 Richard Guenther <rguenther@suse.de>
7943 PR tree-optimization/38968
7944 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7945 Use FLOOR_MOD_EXPR to compute misalignment.
7947 2009-03-28 Richard Guenther <rguenther@suse.de>
7949 PR tree-optimization/37795
7950 * tree.h (combine_comparisons): Declare.
7951 * fold-const.c (combine_comparisons): Export.
7952 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
7954 (ifcombine_iforif): Use combine_comparisons.
7956 2009-03-28 Jan Hubicka <jh@suse.cz>
7958 * tree-eh.c (inlinable_call_p): New function.
7959 (make_eh_edges): Use it.
7960 (verify_eh_edges): Use it.
7961 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
7962 * except.c (reachable_next_level): Add inlinable_function argument
7963 (sjlj_find_directly_reachable_regions): Update.
7964 (add_reachable_handler): Do not set saw_any_handlers.
7965 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
7966 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
7967 Add new inlinable call parameter.
7968 (can_throw_internal, can_throw_external): Update.
7969 * except.h (can_throw_internal_1, can_throw_external_1,
7970 foreach_reachable_handler): Update declaration.
7972 2009-03-28 Joseph Myers <joseph@codesourcery.com>
7974 * config/arm/t-arm-coff, config/h8300/coff.h,
7975 config/i386/i386-aout.h, config/i386/i386-coff.h,
7976 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
7977 config/pdp11/2bsd.h, config/rs6000/aix41.h,
7978 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
7979 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
7980 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
7981 sys-types.h: Remove.
7982 * Makefile.in: Remove protoize and fixproto support and references
7984 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
7985 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
7987 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
7988 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
7989 unprotoize$(exeext).
7990 (rest.encap): Don't depend on $(STMP_FIXPROTO)
7991 (.PHONY): Don't depend on proto.
7992 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
7993 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
7994 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
7995 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
7996 build/gen-protos.o, build/scan.o, xsys-protos.h,
7997 build/fix-header$(build_exeext), build/fix-header.o,
7998 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
7999 stmp-install-fixproto): Remove.
8000 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8001 SYSCALLS.c or fixproto files.
8002 (install-common): Don't install protoize.
8003 (install-headers-tar, install-headers-cpio, install-headers-cp):
8004 Don't depend on $(STMP_FIXPROTO).
8005 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8006 install fixproto files or write out fixproto settings.
8007 (uninstall): Don't uninstall protoize.
8008 * config.gcc (use_fixproto): Remove.
8009 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8010 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8011 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8012 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8013 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8014 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8015 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8016 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8017 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8018 * config/t-vxworks (STMP_FIXPROTO): Remove.
8019 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8020 STMP_FIXPROTO): Remove.
8021 * config.in, configure: Regenerate.
8022 * crtstuff.c (gid_t, uid_t): Don't undefine.
8023 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8024 (arm-*-coff, arm-*-aout: Remove target entries.
8025 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8026 Remove mention of AIX 4.1.
8027 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8028 * doc/invoke.texi (Running Protoize): Remove.
8029 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8030 (Protoize Caveats): Remove.
8031 * tsystem.h: Update comments on headers assumed to exist.
8033 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8035 * genautomata.c: Add a new year to the copyright. Add a new
8037 (struct insn_reserv_decl): Add comments for member bypass_list.
8038 (find_bypass): Remove.
8039 (insert_bypass): New.
8040 (process_decls): Use insert_bypass.
8041 (output_internal_insn_latency_func): Output all bypasses with the
8042 same input insn in one switch case.
8044 * rtl.def (define_bypass): Describe bypass choice.
8045 * doc/md.texi (define_bypass): Ditto.
8047 2009-03-27 Richard Guenther <rguenther@suse.de>
8049 * gimplify.c (mark_addressable): Export.
8050 * tree-flow.h (mark_addressable): Declare.
8051 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8052 * tree-ssa.c (verify_phi_args): Verify that address taken
8053 variables have TREE_ADDRESSABLE set.
8055 2009-03-27 Richard Guenther <rguenther@suse.de>
8057 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8058 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8059 Do not mark decls TREE_ADDRESSABLE.
8060 (build_fold_addr_expr): Adjust.
8061 (fold_addr_expr): Remove.
8062 (fold_unary): Use build_fold_addr_expr.
8063 (fold_comparison): Likewise.
8064 (split_address_to_core_and_offset): Likewise.
8065 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8067 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8068 (gimplify_modify_expr_to_memcpy): Mark source and destination
8070 * omp-low.c (create_omp_child_function): Mark the object decl
8072 (lower_rec_input_clauses): Mark the var we take the address of
8074 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8076 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8079 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8080 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8082 2009-03-27 Richard Guenther <rguenther@suse.de>
8084 PR tree-optimization/39120
8085 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8087 (handle_lhs_call): Process return constraints. Add escape
8088 constraints if necessary.
8089 (handle_const_call): Fill out return constraints. Make nested
8090 case more precise. Avoid consttmp if possible.
8091 (handle_pure_call): Fill out return constraints. Avoid
8092 callused if possible.
8093 (find_func_aliases): Simplify call handling.
8095 2009-03-27 Richard Guenther <rguenther@suse.de>
8097 PR tree-optimization/39120
8098 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8099 as a representative.
8100 (solve_graph): Do propagate CALLUSED.
8101 (handle_pure_call): Use a scalar constraint from CALLUSED for
8103 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8106 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8109 * c-common.c (handle_aligned_attribute): Properly check alignment
8110 overflow. Use (1U << i) instead of (1 << i).
8112 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8114 * expr.h (get_mem_align_offset): Updated.
8116 * tree.h (tree_decl_common): Change align to "unsigned int" and
8117 move it before pointer_alias_set.
8119 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8120 Jakub Jelinek <jakub@redhat.com>
8123 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8124 gr_register_operand with gr_reg_or_0_operand.
8125 (cmpxchg_rel_di): Likewise.
8126 (sync_lock_test_and_set<mode>): Likewise.
8128 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8130 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8131 (true_regnum): Likewise.
8133 * rtlanal.c (subreg_info): Moved to ...
8134 * rtl.h (subreg_info): Here. New.
8135 (subreg_get_info): New.
8137 * rtlanal.c (subreg_get_info): Make it extern.
8139 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8142 * config/i386/i386.c (ix86_abi): New.
8143 (override_options): Handle -mabi=.
8144 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8145 (ix86_call_abi_override): Likewise.
8146 (init_cumulative_args): Likewise.
8147 (function_arg_advance): Likewise.
8148 (function_arg_64): Likewise.
8149 (function_arg): Likewise.
8150 (ix86_pass_by_reference): Likewise.
8151 (ix86_function_value_regno_p): Likewise.
8152 (ix86_build_builtin_va_list_abi): Likewise.
8153 (setup_incoming_varargs_64): Likewise.
8154 (is_va_list_char_pointer): Likewise.
8155 (ix86_init_machine_status): Likewise.
8156 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8157 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8158 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8159 (ix86_function_abi): Make it static and return enum calling_abi.
8160 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8162 (ix86_fn_abi_va_list): Updated.
8164 * config/i386/i386.h (ix86_abi): New.
8165 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8166 (CONDITIONAL_REGISTER_USAGE): Likewise.
8167 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8168 (machine_function): Likewise.
8170 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8172 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8173 (STACK_BOUNDARY): Likewise.
8174 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8176 * config/i386/i386.opt (mabi=): New.
8178 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8179 return enum calling_abi.
8180 (ix86_function_type_abi): Likewise.
8181 (ix86_function_abi): Removed.
8183 * doc/invoke.texi: Document -mabi= option for x86.
8185 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8187 * builtins.c (real_dconstp): Delete.
8188 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8190 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8191 Jakub Jelinek <jakub@redhat.com>
8194 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8195 (gen_subprogram_die): When a function is explicit, generate the
8196 DW_AT_explicit attribute.
8197 * langhooks.h (struct lang_hooks_for_decls): Add
8198 function_decl_explicit_p langhook.
8199 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8200 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8202 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8204 * builtins.c (fold_builtin_memory_op): Optimize memmove
8205 into memcpy if we can prove source and destination don't overlap.
8207 * tree-inline.c: Include gt-tree-inline.h.
8208 (clone_fn_id_num): New variable.
8209 (clone_function_name): New function.
8210 (tree_function_versioning): Use it.
8211 * Makefile.in (GTFILES): Add tree-inline.c.
8213 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8215 * BASE-VER: Change to 4.5.0.
8217 2009-03-27 Xinliang David Li <davidxl@google.com>
8219 PR tree-optimization/39557
8220 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
8222 2009-03-27 Xinliang David Li <davidxl@google.com>
8224 PR tree-optimization/39548
8225 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
8228 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8230 * c-common.c (pointer_int_sum): Use %wd on return from
8233 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8235 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
8236 on return from tree_low_cst.
8238 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
8241 * ginclude/stdarg.h (va_copy): Define also for
8242 __GXX_EXPERIMENTAL_CXX0X__.
8244 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8247 * builtins.h (c_strlen): Do not warn here.
8248 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8249 * c-common.c (pointer_int_sum): Take an explicit location.
8250 Warn about offsets out of bounds.
8251 * c-common.h (pointer_int_sum): Adjust declaration.
8253 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8255 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
8258 2009-03-26 Jakub Jelinek <jakub@redhat.com>
8261 * opts.c (warn_if_disallowed_function_p): Don't assume
8262 get_callee_fndecl must return non-NULL.
8264 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
8266 PR rtl-optimization/39522
8267 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
8268 when reg_reloaded_valid is set.
8270 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8272 * config/spu/divv2df3.c: New file.
8273 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
8274 (DPBIT_FUNCS): Filter out _div_df.
8276 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
8278 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
8279 a jump insn, count that jump in the distance to the loop start.
8281 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
8284 * config/sh/sh.c (calc_live_regs): Fix condition for global
8285 registers except PIC_OFFSET_TABLE_REGNUM.
8287 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
8290 * doc/invoke.texi (-mconsole): New.
8294 (-mnop-fun-dllimport): New.
8298 (sub section "i386 and x86-64 Windows Options"): New.
8300 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
8302 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
8303 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
8305 2009-03-25 Richard Guenther <rguenther@suse.de>
8308 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
8311 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
8313 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
8314 neither of haifa/selective schedulers are working.
8316 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8318 * doc/invoke.texi (Debugging Options): Fix description of
8319 -fno-merge-debug-strings.
8321 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
8323 * config/cris/libgcc.ver: New version-script.
8324 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
8326 * configure.ac <GAS features, nop mnemonic>: Add pattern
8327 crisv32-*-* for "nop".
8328 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
8329 * configure: Regenerate.
8331 2009-03-24 Ira Rosen <irar@il.ibm.com>
8333 PR tree-optimization/39529
8334 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8335 mark_sym_for_renaming for the tag copied to the new vector
8338 2009-03-24 Arthur Loiret <aloiret@debian.org>
8340 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
8341 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
8342 EXTRA_SPEC_FUNCTIONS.
8343 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
8344 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
8345 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
8346 -march and -mtune options.
8348 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
8350 * config/m68k/t-rtems: Add m5329 multilib.
8352 2009-03-24 Dodji Seketeli <dodji@redhat.com>
8353 Jakub Jelinek <jakub@redhat.com>
8356 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
8359 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8362 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
8363 instead of c_parser_expression_conv, if original_code isn't one of the
8364 4 allowed comparison codes, fail.
8366 2009-03-23 Richard Guenther <rguenther@suse.de>
8368 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
8369 * tree.h (struct tree_type): Likewise.
8370 * reload.h (struct insn_chain): Likewise.
8371 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
8372 * function.h (struct function): Likewise.
8373 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
8375 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8377 PR tree-optimization/39516
8378 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
8380 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
8382 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
8383 should be set true if BITS_PER_WORD of target is bigger than 32
8385 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
8387 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
8388 Translate -B-options to -rpath-link. Correct existing
8389 rpath-link and conditionalize on !nostdlib.
8391 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8393 * doc/extend.texi (Function Attributes, Variable Attributes):
8395 * doc/invoke.texi (Debugging Options, Optimize Options)
8396 (i386 and x86-64 Options, MCore Options): Likewise.
8398 2009-03-20 Jakub Jelinek <jakub@redhat.com>
8401 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
8402 it for block local namespace aliases.
8403 (gen_decl_die): Pass context_die to gen_namespace_die.
8405 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8408 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
8409 minimum or maximum value.
8411 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
8413 * reginfo.c (globalize_reg): Recompute derived reg sets.
8415 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
8418 * libgcc2.c (mprotect): Do not use signed arguments for
8419 VirtualProtect, use DWORD arguments. Also fix the 'may
8420 be used uninitialized' warning for the np variable.
8422 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8425 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
8426 functions using regparm calling conventions when not optimizing.
8427 (ix86_function_sseregparm): Similarly for sseregparm calling
8430 2009-03-19 Li Feng <nemokingdom@gmail.com>
8433 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
8434 dependence if the first conflict is after niter iterations.
8436 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
8439 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
8440 functions with dynamic stack-pointer adjustments.
8442 2009-03-19 Ben Elliston <bje@au.ibm.com>
8444 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
8445 option; change to -msdata=data.
8447 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8449 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
8452 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
8455 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
8457 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
8459 * doc/invoke.texi (Code Gen Options): Expand discussion of
8462 2009-03-18 Jakub Jelinek <jakub@redhat.com>
8464 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
8465 * matrix-reorg.c (struct matrix_info): Likewise.
8466 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
8467 * rtl.h (struct mem_attrs): Likewise.
8468 * df.h (struct df): Likewise.
8469 * tree-data-ref.h (struct data_dependence_relation): Likewise.
8470 * ira-int.h (struct ira_allocno): Likewise.
8471 * df-scan.c (struct df_collection_rec): Likewise.
8472 * ira.c (struct equivalence): Likewise.
8473 * function.c (struct temp_slot): Likewise.
8474 * cfgloop.h (struct loop): Likewise.
8477 * function.c (use_register_for_decl): When not optimizing, disregard
8478 register keyword for variables with types containing methods.
8480 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
8483 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
8484 (is_simple_operand): Call contains_component_ref_p before calling data
8485 reference analysis that would fail on COMPONENT_REFs.
8487 * tree-vrp.c (search_for_addr_array): Fix formatting.
8489 2009-03-18 Richard Guenther <rguenther@suse.de>
8491 * tree-vect-transform.c (vect_loop_versioning): Fold the
8492 generated comparisons.
8493 * tree-vectorizer.c (set_prologue_iterations): Likewise.
8494 (slpeel_tree_peel_loop_to_edge): Likewise.
8496 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8499 * opts.c (print_specific_help): In addition to `undocumented',
8500 accept `separate' and `joined' flags if passed alone. Describe
8501 output by the first matched one of those.
8502 (common_handle_option): Skip over empty strings.
8503 * gcc.c (display_help): Fix help string for `--help='.
8504 * doc/invoke.texi (Option Summary, Overall Options): With
8505 `--help=', classes and qualifiers can both be repeated, but
8506 only the latter can be negated. One should not pass only
8507 negated qualifiers. Fix markup and examples.
8510 2008-10-14 Jakub Jelinek <jakub@redhat.com>
8512 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
8513 and -fhelp=separate.
8515 2009-03-17 Jing Yu <jingyu@google.com>
8518 * function.h (struct rtl_data): Move is_thunk from here...
8519 (struct function): ...to here.
8520 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
8521 * varasm.c (assemble_start_function): Change is_thunk from crtl to
8523 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
8525 (alpha_does_function_need_gp, alpha_start_function): Likewise.
8526 (alpha_output_function_end_prologue): Likewise.
8527 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
8528 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
8529 (rs6000_output_function_epilogue): Likewise.
8530 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8532 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
8535 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
8536 from different units in a single alternative.
8537 (*truncdfsf_i387): Ditto.
8538 (*truncxfsf2_mixed): Ditto.
8539 (*truncxfdf2_mixed): Ditto.
8541 2009-03-17 Jakub Jelinek <jakub@redhat.com>
8543 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
8544 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
8547 * tree-ssa-live.c (remove_unused_locals): Don't remove local
8548 unused non-artificial variables when not optimizing.
8551 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
8552 DW_TAG_imported_module even if decl is IMPORTED_DECL with
8553 NAMESPACE_DECL in its DECL_INITIAL.
8556 * optabs.c (set_user_assembler_libfunc): New function.
8557 * expr.h (set_user_assembler_libfunc): New prototype.
8558 * c-common.c: Include libfuncs.h.
8559 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
8560 for memcmp, memset, memcpy, memmove and abort.
8561 * Makefile.in (c-common.o): Depend on libfuncs.h.
8564 * dwarf2out.c (gen_inlined_enumeration_type_die,
8565 gen_inlined_structure_type_die, gen_inlined_union_type_die,
8566 gen_tagged_type_instantiation_die): Removed.
8567 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
8570 2009-03-17 Janis Johnson <janis187@us.ibm.com>
8573 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
8575 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
8576 (check-parallel-%): Ditto.
8577 (check-consistency): Ditto.
8579 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
8581 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
8582 local variable rhs by NULL_TREE.
8584 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8587 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
8589 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8592 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
8594 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8597 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
8598 for ms->sysv ABI calls only in 64bit mode.
8600 * config/i386/i386.md (untyped_call): Support 32bit.
8602 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
8604 * doc/extend.texi: Replace x86_65 with x86_64.
8606 2009-03-16 Jakub Jelinek <jakub@redhat.com>
8608 PR tree-optimization/39455
8609 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
8610 mismatches for POINTER_TYPE_P (type).
8611 (number_of_iterations_le): Likewise.
8613 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8615 * config/picochip/picochip.c: Removed profiling support.
8616 * config/picochip/picochip.md: Removed profiling instruction.
8617 * config/picochip/picochip.h: Removed profiling builtin.
8619 2009-03-16 Joseph Myers <joseph@codesourcery.com>
8621 * doc/install.texi (--with-host-libstdcxx): Document.
8623 2009-03-14 Anatoly Sokolov <aesok@post.ru>
8626 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
8627 generate a warning if the function name does not begin with
8628 "__vector" and the function has either the 'signal' or 'interrupt'
8629 attribute, from here to ...
8630 (avr_declare_function_name): ...here. New function.
8631 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
8632 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
8634 2009-03-14 Jakub Jelinek <jakub@redhat.com>
8637 * cse.c (fold_rtx): Don't modify original const_arg1 when
8638 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
8639 separate variable instead.
8640 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
8641 from out of range shift counts.
8642 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
8644 2009-03-13 Catherine Moore <clm@codesourcery.com>
8646 * config/i386/x-mingw32 (host-mingw32.o): Replace
8647 diagnostic.h with $(DIAGNOSTIC_H).
8649 2009-03-12 Jakub Jelinek <jakub@redhat.com>
8652 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
8654 * config/i386/sync.md (sync_compare_and_swap<mode>,
8655 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
8656 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
8658 (sync_double_compare_and_swapdi_pic,
8659 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
8660 cmpxchg8b_pic_memory_operand instead of just memory_operand.
8662 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8665 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
8667 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8670 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8671 (avx_addsubv4df3): Likewise.
8672 (*avx_addsubv4sf3): Likewise.
8673 (sse3_addsubv4sf3): Likewise.
8675 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8678 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
8680 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
8683 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
8684 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8685 registers for allocnos created from user-defined variables.
8687 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8690 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
8691 of non-integer mode as well.
8693 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
8695 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
8696 for functions for which the parameter types are unknown.
8698 2009-03-11 Jakub Jelinek <jakub@redhat.com>
8701 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
8702 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
8703 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
8704 * config/i386/i386.c (ix86_local_alignment): For
8705 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
8706 long long variables on the stack to avoid dynamic realignment.
8707 Allow the first argument to be a decl rather than type.
8708 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
8710 2009-03-11 Nick Clifton <nickc@redhat.com>
8713 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
8715 Add description to mno-lsim option.
8716 * config/mcore/mcore.h: Remove comment about deprecated m4align
8718 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
8719 * doc/invoke.texi: Add description of mno-lsim and
8720 mstack-increment options.
8722 * config/fr30/fr30.opt: Document the -mno-lsim option.
8723 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
8724 and -mno-lsim options.
8726 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8728 * fold-const.c (fold_comparison): Only call fold_inf_compare
8729 if the mode supports infinities.
8731 2009-03-11 Jason Merrill <jason@redhat.com>
8734 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
8735 end already did. Notice GIMPLE_CALL modifications of the result.
8736 Don't copy debug information from an ignored decl or a decl from
8739 2009-03-10 Richard Guenther <rguenther@suse.de>
8740 Nathan Froyd <froydnj@codesourcery.com>
8743 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
8744 (__divMODE3): Likewise.
8746 2009-03-09 Jakub Jelinek <jakub@redhat.com>
8748 PR tree-optimization/39394
8749 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
8750 DECL_SIZE_UNIT of variable length FIELD_DECLs.
8752 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8754 * recog.c (verfiy_changes): Disallow renaming of hard regs in
8755 inline asms for register asm ("") declarations.
8757 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
8759 * fold-const.c (fold_unary): Fix comment.
8761 2009-03-07 Jan Hubicka <jh@suse.cz>
8764 * tree-inline.c (setup_one_parameter): Do replacement of const
8765 argument by constant in SSA form.
8767 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8770 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
8771 determine alignment passed to assign_stack_local.
8772 (assign_parms_unsplit_complex): Likewise.
8773 * except.c (sjlj_build_landing_pads): Likewise.
8775 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8778 * tree-flow.h (add_referenced_var): Return bool instead of void.
8779 * tree-dfa.c (add_referenced_var): Return result of
8780 referenced_var_check_and_insert call.
8781 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
8782 of referenced_var_check_and_insert.
8785 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
8786 (gen_variable_die): Emit DW_AT_location on abstract static variable's
8787 DIE, don't emit it if abstract origin already has it.
8788 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
8789 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
8791 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8793 * genpreds.c (needs_variable): Fix parentheses at variable name
8795 (write_tm_constrs_h): Indent generated code.
8797 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8799 * doc/extend.texi (Function Attributes): Add documentation
8802 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8805 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
8806 take locus from its DECL_SOURCE_LOCATION instead of input_location.
8808 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8810 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
8813 2009-03-05 Jakub Jelinek <jakub@redhat.com>
8816 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
8817 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
8819 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
8821 * config/i386/i386.md (R8_REG, R9_REG): New constants.
8822 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
8823 constants instead of magic numbers.
8824 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8826 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
8827 (x86_64_ms_abi_int_parameter_registers): Ditto.
8828 (x86_64_int_return_registers): Ditto.
8829 (ix86_maybe_switch_abi): Ditto.
8830 (ix86_expand_call): Ditto for clobbered_registers array.
8831 (ix86_hard_regno_mode_ok): Ditto.
8832 (x86_extended_QIreg_mentioned_p): Ditto.
8834 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
8836 PR tree-optimization/39349
8837 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
8839 * combine.c (gen_lowpart_for_combine): Use omode when generating
8842 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
8844 PR rtl-optimization/39235
8845 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
8847 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8849 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
8851 2009-03-04 Richard Guenther <rguenther@suse.de>
8853 PR tree-optimization/39362
8854 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
8855 that occur in abnormal PHIs should be varying.
8857 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8859 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
8861 (simple_iv): Take loop as an argument instead of statement.
8862 * tree-scalar-evolution.h (simple_iv): Declaration changed.
8863 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
8865 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
8867 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
8868 * matrix-reorg.c (analyze_transpose): Ditto.
8869 * tree-data-ref.c (dr_analyze_innermost): Ditto.
8870 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8871 * tree-predcom.c (ref_at_iteration): Ditto.
8872 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
8874 2009-03-04 Richard Guenther <rguenther@suse.de>
8876 PR tree-optimization/39358
8877 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
8878 escaped_id and callused_id.
8879 (solve_graph): Likewise.
8881 2009-03-04 Richard Guenther <rguenther@suse.de>
8883 PR tree-optimization/39339
8884 * tree-sra.c (try_instantiate_multiple_fields): Make it
8885 no longer ICE on the above.
8887 2009-03-03 Joseph Myers <joseph@codesourcery.com>
8889 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
8890 that fits within Pmode.
8892 2009-03-03 Steve Ellcey <sje@cup.hp.com>
8895 * tm.texi (LIBCALL_VALUE): Update description.
8897 2009-03-03 Steve Ellcey <sje@cup.hp.com>
8900 * doc/extend.texi (section): Update description.
8902 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
8905 * tree-inline.c (remapped_type): New.
8906 (can_be_nonlocal): Call remapped_type instead of remap_type.
8908 2009-03-03 Jakub Jelinek <jakub@redhat.com>
8911 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
8912 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
8914 2009-03-03 Richard Guenther <rguenther@suse.de>
8917 * tree.c (tree_nonartificial_location): New function.
8918 * tree.h (tree_nonartificial_location): Declare.
8919 * builtins.c (expand_builtin_memory_chk): Provide location
8920 of the call location for artificial function pieces.
8921 (maybe_emit_chk_warning): Likewise.
8922 (maybe_emit_sprintf_chk_warning): Likewise.
8923 (maybe_emit_free_warning): Likewise.
8924 * expr.c (expand_expr_real_1): Likewise.
8926 2009-03-03 Jakub Jelinek <jakub@redhat.com>
8928 PR tree-optimization/39343
8929 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
8930 COMPONENT_REF t has ARRAY_TYPE.
8932 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
8935 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
8936 when the type precision of the induction variable should be
8937 larger than the type precision of nit.
8938 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
8939 * graphite.c (graphite_loop_normal_form): Same.
8940 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
8942 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
8944 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
8945 (*call_1_rex64_ms_sysv): Use named constants instead of magic
8946 numbers to describe clobbered registers.
8947 (*call_value_0_rex64_ms_sysv): Ditto.
8948 * config/i386/mmx.md (mmx_emms): Ditto.
8951 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
8953 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
8956 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8958 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
8959 (spu_section_type_flags): New function.
8961 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
8963 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
8964 reg_class_contents of FLOAT_REGS into a temporary.
8966 2009-03-02 Richard Guenther <rguenther@suse.de>
8967 Ira Rosen <irar@il.ibm.com>
8969 PR tree-optimization/39318
8970 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
8971 information to the vectorized statement.
8973 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
8975 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
8976 variable. Use defined names instead of magic constants for REX SSE
8979 2009-03-01 Richard Guenther <rguenther@suse.de>
8981 PR tree-optimization/39331
8982 * omp-low.c (lower_send_shared_vars): Do not receive new
8983 values for the reference of DECL_BY_REFERENCE parms or results.
8985 2009-03-01 Jan Hubicka <jh@suse.cz>
8988 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
8989 BLOCK_NONLOCALIZED_VAR): New macros.
8990 (tree_block): Add nonlocalized_vars.
8991 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
8992 gen_decl_die): Add origin argument. Allow generation of die with
8993 origin at hand only.
8994 (gen_member_die, gen_type_die_with_usage, force_decl_die,
8995 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
8997 (gen_block_die): Fix checking for unused blocks.
8998 (process_scope_var): Break out from .... ; work with origins only.
8999 (decls_for_scope) ... here; process nonlocalized list.
9000 (dwarf2out_ignore_block): Look for nonlocalized vars.
9001 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9003 (dump_scope_block): Dump them.
9004 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9005 (remap_block): Likewise.
9006 (can_be_nonlocal): New predicate.
9007 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9009 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9011 * configure: Regenerate.
9013 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9015 * optc-gen.awk: No need to duplicate option flags twice.
9016 Reuse help texts for duplicate options which do not have any.
9018 * gcc.c (display_help): Document --version.
9020 * gcc.c (main): If print_help_list and verbose_flag, ensure
9021 driver output comes before subprocess output.
9023 * optc-gen.awk: Assign all remaining fields to help string,
9024 space-separated, for multi-line help in *.opt.
9026 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9027 -Wno-pedantic-ms-format is for MinGW targets only.
9029 * doc/options.texi (Option file format): Fix bad indentation,
9030 restoring dropped sentence.
9032 2009-02-28 Jan Hubicka <jh@suse.cz>
9034 * tree-inline.c (tree_function_versioning): Output debug info.
9036 2009-02-28 Jan Hubicka <jh@suse.cz>
9039 * tree-inline.c (setup_one_parameter): Do not copy propagate
9040 arguments when not optimizing.
9042 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9045 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9046 (avx_addsubv4df3): Likewise.
9047 (*avx_addsubv4sf3): Likewise.
9048 (sse3_addsubv4sf3): Likewise.
9049 (*avx_addsubv2df3): Likewise.
9050 (sse3_addsubv2df3): Likewise.
9051 (avx_unpckhps256): Correct item selectors.
9052 (avx_unpcklps256): Likewise.
9053 (avx_unpckhpd256): Likewise.
9054 (avx_unpcklpd256): Likewise.
9056 2009-02-28 Jan Hubicka <jh@suse.cz>
9058 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9060 (copy_arguments_for_versioning): If var is declared don't declare it.
9061 (tree_function_versioning): First setup substitutions and then copy
9064 2009-02-27 Jan Hubicka <jh@suse.cz>
9067 * cgraph.h (varpool_output_debug_info): Remove.
9068 * cgraphunit.c (varpool_output_debug_info): Remove.
9069 * dwarf2out.c (deferred_locations_struct): New struct
9070 (deferred_locations): New type.
9071 (deferred_locations_list): New static var.
9072 (deffer_location): New function.
9073 (gen_variable_die): Use it.
9074 (decls_for_scope): Output info on local static vars.
9075 (dwarf2out_finish): Process deferred locations.
9076 * varpool.c (varpool_output_debug_info): Remove.
9078 2009-02-27 Jan Hubicka <jh@suse.cz>
9081 * tree.h (TREE_PROTECTED): Fix comment.
9082 (BLOCK_HANDLER_BLOCK): Remove.
9083 (struct tree_block): Remove handler_block add body_block.
9084 (inlined_function_outer_scope_p): New.
9085 (is_body_block): Remove.
9086 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9087 * dwarf2out.c (is_inlined_entry_point): Remove.
9088 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9089 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9091 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9092 * gimplify.c (gimplify_expr): Gimplify body blocks.
9093 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9094 block with multiple subblocks.
9095 (dump_scope_block): Prettier output; dump more flags and info.
9096 (dump_scope_blocks): New.
9097 (remove_unused_locals): Use dump_scope_blocks.
9098 * tree-flow.h (dump_scope_blocks): Declare.
9099 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9100 * stmt.c (is_body_block): Remove.
9101 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9102 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9104 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9107 * graphite.c (graphite_loop_normal_form): Do not call
9108 number_of_iterations_exit from a gcc_assert.
9110 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9112 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9113 jumps if COND is NULL.
9114 (find_cond_jump): New function.
9115 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9116 * config/s390/s390.md: Remove z10_cobra attribute value.
9118 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9120 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9121 force_const_mem returns NULL_RTX.
9123 2009-02-26 Jan Hubicka <jh@suse.cz>
9126 * cgraph.h (varpool_output_debug_info): Remove.
9127 * cgraphunit.c (varpool_output_debug_info): Remove.
9128 * dwarf2out.c (deferred_locations_struct): New struct
9129 (deferred_locations): New type.
9130 (deferred_locations_list): New static var.
9131 (deffer_location): New function.
9132 (gen_variable_die): Use it.
9133 (decls_for_scope): Output info on local static vars.
9134 (dwarf2out_finish): Process deferred locations.
9135 * varpool.c (varpool_output_debug_info): Remove.
9137 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9139 PR rtl-optimization/39241
9140 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9141 to subreg_offset_representable_p.
9143 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9145 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9146 execute function prototype. Get f and nregs from max_reg_num
9147 and get_insns. Remove the first backward pass as it's dead,
9148 guard the forward pass by flag_expensive_optimizations.
9149 (rest_of_handle_regmove): Delete.
9150 (pass_regmove): Replace it with regmove_optimize.
9152 2009-02-25 Martin Jambor <mjambor@suse.cz>
9154 PR tree-optimization/39259
9155 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9156 calls_alloca function flags.
9157 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9160 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9162 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9163 flags_set_1_rtx, flags_set_1_set): Delete.
9164 (regmove_optimize): Do not call mark_flags_life_zones.
9166 2009-02-24 Julian Brown <julian@codesourcery.com>
9169 * config/arm/arm.c (require_pic_register): Only set
9170 cfun->machine->pic_reg once per function.
9172 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9174 * doc/invoke.texi (Link Options): Document an easier way to pass
9175 options that take arguments to the GNU linker using -Xlinker and -Wl.
9177 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9180 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9182 2009-02-24 Richard Guenther <rguenther@suse.de>
9185 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9187 2009-02-24 Richard Guenther <rguenther@suse.de>
9188 Zdenek Dvorak <ook@ucw.cz>
9190 PR tree-optimization/39233
9191 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9192 from converting them to a generic type.
9194 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9196 PR tree-optimization/39260
9197 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9198 contains a condition with a real type.
9199 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9201 2009-02-23 Jason Merrill <jason@redhat.com>
9204 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9205 narrowing_initializer_constant_valid_p.
9206 (narrowing_initializer_constant_valid_p): Don't return
9207 null_pointer_node for adding a pointer to itself.
9209 2009-02-23 Jan Hubicka <jh@suse.cz>
9212 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9215 2009-02-23 Jan Hubicka <jh@suse.cz>
9217 PR tree-optimization/37709
9218 * tree.c (block_ultimate_origin): Move here from dwarf2out.
9219 * tree.h (block_ultimate_origin): Declare.
9220 * dwarf2out.c (block_ultimate_origin): Move to tree.c
9221 * tree-ssa-live.c (remove_unused_scope_block_p):
9222 Eliminate blocks containig no instructions nor live variables nor
9224 (dump_scope_block): New function.
9225 (remove_unused_locals): Enable removal of dead blocks by default;
9226 enable dumping at TDF_DETAILS.
9228 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9230 * config/i386/i386.c (classify_argument): Don't allow COImode
9232 (function_arg_advance_32): Don't allow OImode.
9233 (function_arg_32): Likewise.
9234 (function_value_32): Likewise.
9235 (return_in_memory_32): Likewise.
9236 (function_arg_64): Remove OImode comment.
9238 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9241 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9242 ix86_expand_vector_set for V4DImode in 64bit mode only.
9243 (ix86_expand_vector_init_one_var): Likewise.
9245 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
9247 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
9249 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9252 * loop-iv.c: Revert last change.
9253 * emit-rtl.c: Likewise.
9255 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9258 * config/i386/i386.c (type_natural_mode): Remove an extra
9259 space in the warning message.
9260 (function_value_32): Handle 32-byte vector modes.
9261 (return_in_memory_32): Likewise.
9263 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9265 * loop-iv.c (truncate_value): New function.
9266 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
9268 (lowpart_subreg): Move to...
9269 * emit-rtl.c: ...here.
9271 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
9273 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
9274 accidental and undocumented change at revision 140860.
9276 2009-02-21 Joseph Myers <joseph@codesourcery.com>
9278 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
9279 take gimple_seq * arguments.
9280 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
9281 types_compatible_p langhook.
9283 2009-02-20 Mark Mitchell <mark@codesourcery.com>
9284 Joseph Myers <joseph@codesourcery.com>
9286 * config/arm/arm.c (arm_builtin_va_list): New function.
9287 (arm_expand_builtin_va_start): Likewise.
9288 (arm_gimplify_va_arg_expr): Likewise.
9289 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
9290 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9291 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
9292 (va_list_type): New variable.
9293 (arm_mangle_type): Mangle va_list_type appropriately.
9295 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9298 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
9299 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
9300 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
9301 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
9302 parameter to 1000 for -O1 by default.
9303 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
9305 * loop-invariant.c: Include params.h.
9306 (move_loop_invariants): Don't call move_single_loop_invariants on
9309 2009-02-20 Jaka Mocnik <jaka@xlab.si>
9311 * calls.c (emit_library_call_value_1): Use slot_offset instead of
9312 offset when calculating bounds for indexing stack_usage_map. Fixes
9313 a buffer overflow with certain target setups.
9315 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9318 * calls.c (expand_call): Clear try_tail_call if caller and callee
9319 disagree in promotion of function return value.
9321 2009-02-19 Jakub Jelinek <jakub@redhat.com>
9324 * c-common.c (c_determine_visibility): If visibility changed and
9325 DECL_RTL has been already set, call make_decl_rtl to update symbol
9328 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
9331 * varasm.c (assemble_variable): Don't check DECL_NAME when
9332 globalizing a variable.
9334 2009-02-19 Joseph Myers <joseph@codesourcery.com>
9337 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
9338 expression before any __builtin_trap call.
9339 * c-typeck.c (build_function_call): Convert and check function
9340 arguments before generating a call to a trap. Evaluate the
9341 function arguments before the trap.
9343 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
9346 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
9347 (UNSPEC_FXAM_MEM): New unspec.
9348 (fxam<mode>2_i387_with_temp): New insn and split pattern.
9349 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
9350 memory using fxam<mode>2_i387_with_temp to remove excess precision.
9352 2009-02-19 Richard Guenther <rguenther@suse.de>
9354 PR tree-optimization/39207
9355 PR tree-optimization/39074
9356 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
9357 storedanything_tree): New.
9358 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
9359 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
9360 (build_succ_graph): Add edges from STOREDANYTHING to all
9362 (init_base_vars): Initialize STOREDANYTHING.
9363 (compute_points_to_sets): Free substitution info after
9364 building the succ graph.
9365 (ipa_pta_execute): Likewise.
9367 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
9369 (do_ds_constraint): Do not add to special var or non-pointer
9371 (type_could_have_pointers): Split out from ...
9372 (could_have_pointers): ... here. For arrays use the element type.
9373 (create_variable_info_for): Initialize may_have_pointers.
9374 (new_var_info): Likewise.
9375 (handle_lhs_call): Make the HEAP variable unknown-sized.
9376 (intra_create_variable_infos): Use a type with pointers for
9377 PARM_NOALIAS, make it unknown-sized.
9379 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
9382 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
9384 2009-02-18 Jason Merrill <jason@redhat.com>
9387 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
9388 value if DECL_EXTERNAL.
9389 * tree-sra.c (sra_walk_gimple_assign): Likewise.
9390 * target.h (gcc_target::binds_local_p): Clarify "module".
9391 * tree.h (TREE_PUBLIC): Clarify "module".
9393 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
9396 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
9397 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
9399 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
9402 * c.opt (Wabi): Support C and ObjC.
9405 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
9407 * config/i386/i386.c (classify_argument): Warn once about the ABI
9408 change when passing union with long double.
9410 * doc/invoke.texi: Update -Wabi for warning psABI changes.
9412 2009-02-18 Joseph Myers <joseph@codesourcery.com>
9415 * c-parser.c (c_parser_compound_statement): Always enter and leave
9418 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9421 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
9423 2009-02-18 Jakub Jelinek <jakub@redhat.com>
9425 PR tree-optimization/36922
9426 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
9427 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
9430 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9432 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9435 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9437 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
9439 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9441 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
9444 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
9445 Richard Sandiford <rdsandiford@googlemail.com>
9447 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
9448 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
9449 (loongson_biadd): ...this.
9451 2009-02-17 Richard Guenther <rguenther@suse.de>
9453 PR tree-optimization/39202
9454 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
9455 a var make sure to follow existing collapses.
9457 2009-02-17 Richard Guenther <rguenther@suse.de>
9460 * langhooks.c (lhd_print_error_function): Check for NULL block.
9462 2009-02-17 Richard Guenther <rguenther@suse.de>
9464 PR tree-optimization/39204
9465 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
9468 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
9470 * config/soft-fp/double.h: Update from glibc CVS.
9472 2009-02-17 Richard Guenther <rguenther@suse.de>
9474 PR tree-optimization/39207
9475 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
9476 strict-aliasing warnings for pointers pointing to NULL.
9478 2009-02-16 Joseph Myers <joseph@codesourcery.com>
9481 * c-parser.c (c_parser_braced_init): Call pop_init_level when
9482 skipping until next close brace.
9484 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
9487 * config/i386/i386.c (ix86_expand_push): Set memory alignment
9488 to function argument boundary.
9490 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9492 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
9493 in the lea_add. Reload eventually constraints it properly.
9494 * config/picochip/constraints.md: Remove the target constraint
9495 "b", since it is not needed anymore.
9497 2009-02-16 Jakub Jelinek <jakub@redhat.com>
9499 * gthr-dce.h: Uglify function parameter and local variable names.
9500 * gthr-gnat.h: Likewise.
9501 * gthr-mipssde.h: Likewise.
9502 * gthr-nks.h: Likewise.
9503 * gthr-posix95.h: Likewise.
9504 * gthr-posix.h: Likewise.
9505 * gthr-rtems.h: Likewise.
9506 * gthr-single.h: Likewise.
9507 * gthr-solaris.h: Likewise.
9508 * gthr-tpf.h: Likewise.
9509 * gthr-vxworks.h: Likewise.
9510 * gthr-win32.h: Likewise.
9512 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
9515 * config/i386/i386.md: Restrict the new peephole2 to move
9516 between MMX/SSE registers.
9518 2009-02-15 Richard Guenther <rguenther@suse.de>
9521 2009-02-13 Richard Guenther <rguenther@suse.de>
9523 * configure.ac: Enable LFS.
9524 * configure: Re-generate.
9525 * config.in: Likewise.
9527 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9529 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
9530 spu_srqwbyte, spu_srqwbytebc): Define.
9531 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
9532 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
9533 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
9534 "shrqby_<mode>"): New insn-and-split patterns.
9535 * config/spu/spu.c (expand_builtin_args): Determine and return
9536 number of operands using spu_builtin_description data.
9537 (spu_expand_builtin_1): Use it.
9539 2009-02-13 Steve Ellcey <sje@cup.hp.com>
9542 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
9545 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9548 * config/i386/i386.c (override_options): Correct warning
9549 messages for -malign-loops, -malign-jumps and -malign-functions.
9551 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9554 * config/i386/i386.md: Restrict the new peephole2 to move
9555 between the general purpose registers.
9557 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9560 * config/i386/i386.c (type_natural_mode): Add a new argument.
9561 Return the original mode and warn ABI change if vector size is 32byte.
9562 (function_arg_advance): Updated.
9563 (function_arg): Likewise.
9564 (ix86_function_value): Likewise.
9565 (ix86_return_in_memory): Likewise.
9566 (ix86_sol10_return_in_memory): Likewise.
9567 (ix86_gimplify_va_arg): Likewise.
9568 (function_arg_32): Don't warn ABX ABI change here.
9569 (function_arg_64): Likewise.
9571 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
9573 * loop-iv.c (implies_p): In the final case, test that operands 0
9574 of the two comparisons match.
9576 * config/bfin/bfin.c (find_prev_insn_start): New function.
9577 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
9578 (find_next_insn_start): Move.
9580 2009-02-13 Richard Guenther <rguenther@suse.de>
9582 * configure.ac: Enable LFS.
9583 * configure: Re-generate.
9584 * config.in: Likewise.
9586 2009-02-13 Joseph Myers <joseph@codesourcery.com>
9589 * c-parser.c (c_parser_parms_list_declarator): Discard pending
9590 sizes on syntax error after some arguments have been parsed.
9592 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9594 * doc/invoke.texi (-fira): Remove.
9596 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9598 * caller-save.c: Replace regclass.c with reginfo.c in comments.
9599 * recog.c: Likewise.
9602 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
9604 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
9605 (umul_ppmm): Likewise.
9606 (count_leading_zeros): Likewise.
9607 (count_trailing_zeros): Likewise.
9608 (UMUL_TIME): Likewise.
9610 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9612 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
9613 soft-fp/t-softfp to tmake_file.
9615 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
9616 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
9617 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
9618 IA64_BUILTIN_INFQ]: New.
9619 (ia64_init_builtins): Initialize __builtin_infq,
9620 __builtin_fabsq and __builtin_copysignq if not HPUX.
9621 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
9622 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
9624 * config/ia64/lib1funcs.asm (__divtf3): Define only if
9626 (__fixtfti): Likewise.
9627 (__fixunstfti): Likewise.
9628 (__floattitf): Likewise.
9630 * config/ia64/libgcc-glibc.ver: New.
9631 * config/ia64/t-fprules-softfp: Likewise.
9632 * config/ia64/sfp-machine.h: Likewise.
9634 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
9635 (LIBGCC2_TF_CEXT): Likewise.
9636 (TF_SIZE): Likewise.
9637 (TARGET_INIT_LIBFUNCS): Likewise.
9639 * config/ia64/t-glibc (SHLINB_MAPFILES):
9640 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
9642 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9644 * config/i386/i386.c (construct_container): Rewrite processing
9645 BLKmode with X86_64_SSE_CLASS.
9647 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
9650 * config/i386/i386.md: Replace simplify_replace_rtx with
9651 replace_rtx in the new peephole2.
9653 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
9655 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
9656 loop unrolling do not happen at -O2.
9658 2009-02-12 Michael Matz <matz@suse.de>
9660 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
9662 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9664 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
9667 2009-02-12 Ben Elliston <bje@au.ibm.com>
9669 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
9670 patterns when updating the back chain. Missed in the 2009-02-10
9673 2009-02-11 Janis Johnson <janis187@us.ibm.com>
9675 * doc/extend.texi (Decimal Floating Types): Update identifier of
9676 draft TR and list of missing support.
9678 2009-02-11 Jakub Jelinek <jakub@redhat.com>
9681 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
9682 bit to variable length decl's flags, add it also to its
9683 pointer replacement variable.
9685 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
9686 Jakub Jelinek <jakub@redhat.com>
9689 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
9690 (memory_blockage): New expander.
9691 (*memory_blockage): New insn pattern.
9692 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
9693 instead of general blockage at the end of function prologue when
9694 frame pointer is used to access red zone area. Do not emit blockage
9695 when profiling, it is emitted in generic code.
9696 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
9697 function epilogue when frame pointer is used to access red zone area.
9699 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
9702 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
9703 by arithmetic with memory operands.
9704 * config/i386/predicates.md (commutative_operator): New.
9706 2009-02-10 Janis Johnson <janis187@us.ibm.com>
9708 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
9711 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
9713 * alias.h (record_alias_subset): Declare.
9714 * alias.c (record_alias_subset): Make global.
9716 2009-02-10 Nick Clifton <nickc@redhat.com>
9718 * tree-parloops.c: Change license to GPLv3.
9719 * ipa-struct-reorg.c: Change license to GPLv3.
9720 * ipa-struct-reorg.h: Change license to GPLv3.
9722 2009-02-10 Steve Ellcey <sje@cup.hp.com>
9725 * c-decl.c (start_struct): Return NULL on error.
9727 2009-02-10 Jakub Jelinek <jakub@redhat.com>
9730 * cfgloopmanip.c (remove_path): Call remove_bbs after
9731 cancel_loop_tree, not before it.
9734 * function.h (struct function): Add has_local_explicit_reg_vars bit.
9735 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
9736 VAR_DECLs were seen.
9737 * tree-ssa-live.c (remove_unused_locals): Recompute
9738 cfun->has_local_explicit_reg_vars.
9739 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
9740 copies or clearings if cfun->has_local_explicit_reg_vars.
9742 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
9745 * config/i386/i386.c (expand_prologue): Emit blockage at the end
9746 of function prologue when frame pointer is used to access
9749 2009-02-10 Richard Guenther <rguenther@suse.de>
9752 * gimplify.c (gimple_regimplify_operands): Always look if
9753 we need to create a temporary.
9755 2009-02-10 Richard Guenther <rguenther@suse.de>
9757 PR tree-optimization/39132
9758 * tree-loop-distribution.c (todo): New global var.
9759 (generate_memset_zero): Trigger TODO_rebuild_alias.
9760 (tree_loop_distribution): Return todo.
9762 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
9765 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
9766 (x86_64_reg_class_name): Removed.
9767 (classify_argument): Return 0 if bytes > 32. Return 0 if the
9768 first one isn't X86_64_SSE_CLASS or any other ones aren't
9769 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
9770 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
9771 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
9772 and 3 X86_64_SSEUP_CLASS.
9773 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
9774 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
9776 2009-02-10 Ben Elliston <bje@au.ibm.com>
9778 * config/rs6000/rs6000.md (allocate_stack): Always use an update
9779 form instruction to update the stack back chain word, even if the
9780 user has disabled the generation of update instructions.
9781 (movdi_<mode>_update_stack): New.
9782 (movsi_update_stack): Likewise.
9783 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
9784 always use an update form instruction to update the stack back
9787 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
9790 * graphite.c (if_region_set_false_region): After moving a region in
9791 the false branch of a condition, remove the empty dummy basic block.
9792 (gloog): Remove wrong fix for PR38953.
9794 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9796 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
9797 generation due to implicit sign extension.
9799 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
9802 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
9803 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
9805 2009-02-09 Richard Guenther <rguenther@suse.de>
9808 * convert.c (convert_to_real): Disable (float)fn((double)x)
9809 to fnf(x) conversion if errno differences may occur and
9810 -fmath-errno is set.
9812 2009-02-07 Anatoly Sokolov <aesok@post.ru>
9814 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
9815 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9816 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9818 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9821 * c-common.c (handle_alias_attribute): Disallow attribute for
9822 anything not a FUNCTION_DECL or VAR_DECL.
9824 2009-02-06 Janis Johnson <janis187@us.ibm.com>
9827 * real.c (do_compare): Special-case compare of zero against
9828 decimal float value.
9830 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9833 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
9834 as indicating flexible array members unless the field itself is
9835 being declarared as the incomplete array.
9837 2009-02-06 Jan Hubicka <jh@suse.cz>
9839 PR tree-optimization/38844
9840 * ipa-inline.c (try_inline): Stop inlining recursion when edge
9843 2009-02-06 Richard Guenther <rguenther@suse.de>
9846 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
9847 fork because we may expand it as __gcov_fork.
9849 2009-02-06 Nick Clifton <nickc@redhat.com>
9851 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
9853 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
9855 PR tree-optimization/35659
9856 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
9857 vn_phi_eq): Shortcut if hashcode does not match.
9858 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
9860 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
9861 and avoid iterative_hash_expr.
9862 (FOR_EACH_VALUE_ID_IN_SET): New.
9863 (value_id_compare): Remove.
9864 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
9865 sort expressions by value id.
9867 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
9870 * config/sh/predicates.md (general_movsrc_operand): Don't check
9871 the subreg of system registers here.
9873 2009-02-05 Jakub Jelinek <jakub@redhat.com>
9876 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
9879 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
9881 PR rtl-optimization/39110
9882 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
9883 addresses, not aligned ones.
9885 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
9886 Richard Guenther <rguenther@suse.de>
9888 PR tree-optimization/39100
9889 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
9890 comment says and add edges.
9892 2009-02-05 Joseph Myers <joseph@codesourcery.com>
9895 * c-common.c (handle_tls_model_attribute): Ignore attribute for
9896 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
9898 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
9900 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
9901 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
9902 register_bb_in_sese, new_sese, free_sese): Moved.
9903 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
9904 outermost_loop_in_scop, build_scop_iteration_domain,
9905 expand_scalar_variables_ssa_name, get_vdef_before_scop,
9906 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
9907 Use loop_in_sese_p instead of loop_in_scop_p.
9908 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
9909 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
9910 (scopdet_basic_block_info): Fix bug in scop detection.
9911 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
9912 eq_loop_to_cloog_loop): Remove.
9913 (nb_loops_around_loop_in_scop, nb_loop
9914 ref_nb_loops): Moved here...
9915 * graphite.h (ref_nb_loops): ... from here.
9916 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
9917 (loop_domain_dim, loop_iteration_vector_dim): Remove.
9918 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
9919 * testsuite/gcc.dg/graphite/scop-19.c: New
9921 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
9922 Hans-Peter Nilsson <hp@axis.com>
9924 PR rtl-optimization/37889
9925 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
9926 Move offset handling from PLUS to before the switch. Use new
9927 arguments when considering SYMBOL_REFs too.
9928 (rtx_addr_can_trap_p): Pass dummy offset and size.
9929 (enum may_trap_p_flags): Remove.
9930 (may_trap_p_1): Pass size from MEM_SIZE.
9932 PR rtl-optimization/38921
9933 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
9934 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
9935 * rtlanal.c (may_trap_after_code_motion_p): Delete.
9936 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
9938 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
9940 AVX Programming Reference (January, 2009)
9941 * config/i386/sse.md (*vpclmulqdq): New.
9943 2009-02-04 Jakub Jelinek <jakub@redhat.com>
9945 PR tree-optimization/38977
9946 PR gcov-profile/38292
9947 * calls.c (special_function_p): Disregard __builtin_ prefix.
9949 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
9951 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
9952 non-indexable addresses even before reload.
9954 2009-02-03 Joseph Myers <joseph@codesourcery.com>
9957 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
9958 as having variable size. Do not give an error for unnamed
9959 parameters with [*] declarators. Give a warning for type names
9960 with [*] declarators and mark them as variable size.
9961 * c-parser.c (c_parser_sizeof_expression): Do not give an error
9962 for sizeof applied to [*] type names.
9964 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9967 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
9969 2009-02-03 Jakub Jelinek <jakub@redhat.com>
9971 * gcc.c (process_command): Update copyright notice dates.
9972 * gcov.c (print_version): Likewise.
9973 * gcov-dump.c (print_version): Likewise.
9974 * mips-tfile.c (main): Likewise.
9975 * mips-tdump.c (main): Likewise.
9977 2009-02-03 Joseph Myers <joseph@codesourcery.com>
9980 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
9981 for composite type involving a zero-length array type.
9983 2009-02-03 Jakub Jelinek <jakub@redhat.com>
9986 * function.c (match_asm_constraints_1): Skip over
9987 initial optional % in the constraint.
9990 * c-parser.c (c_parser_postfix_expression): If fixed point is not
9991 supported, don't accept FIXED_CSTs.
9992 * c-decl.c (finish_declspecs): Error if fixed point is not supported
9993 and _Sat is used without _Fract/_Accum. Set specs->type to
9994 integer_type_node for cts_fract/cts_accum if fixed point is not
9997 2009-02-02 Catherine Moore <clm@codesourcery.com>
9999 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10001 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10003 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10004 (ABI_HAS_64BIT_SYMBOLS): Use it.
10005 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10007 2009-02-02 Paul Brook <paul@codesourcery.com>
10009 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10011 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10013 PR inline-asm/39058
10014 * recog.h (asm_operand_ok): Add constraints argument.
10015 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10016 recurse on matching constraint.
10017 (check_asm_operands): Pass constraints as 3rd argument to
10018 asm_operand_ok. Don't look up matching constraint here.
10019 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10022 2009-02-02 Ben Elliston <bje@au.ibm.com>
10024 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10025 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10027 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10029 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10030 information. Remove some obsolete information. Reorganize.
10032 * config/pa/fptr.c: Revert license to GPL 2.
10033 * config/pa/milli64.S: Likewise.
10035 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10038 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10039 LIBRARY name in, instead of hard-coding it.
10040 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10041 extra target make frag to tmake_files according to EH model.
10042 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10043 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10044 frags that define makefile variable EH_MODEL appropriately.
10045 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10046 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10047 to "-sjlj" according to type of EH configured.
10048 (LIBGCC_SONAME): Concatenate it to shared library base name.
10049 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10050 to "_sjlj" according to type of EH configured.
10051 (LIBGCC_SONAME): Concatenate it to shared library base name.
10052 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10053 (SHLIB_LINK): Add missing semicolon to if-else construct.
10054 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10055 string value of "pe_dll" command-line option.
10056 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10057 (SHLIB_SONAME): Use it when overriding t-cygming default.
10058 (SHLIB_IMPLIB): Override t-cygming default.
10059 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10060 string value of "pe_dll" command-line option.
10062 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10065 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10066 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10068 2009-01-31 Richard Guenther <rguenther@suse.de>
10070 PR tree-optimization/38937
10071 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10072 computing the transitive closure.
10074 2009-01-30 Richard Guenther <rguenther@suse.de>
10076 PR tree-optimization/39041
10077 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10078 Propagate variable indices only if the types match for this stmt.
10080 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10083 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10084 inline but never defined.
10086 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10088 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10089 (*insv_h_di_reg_extimm): New insn.
10090 (*insv_l<mode>_reg_extimm): New insn.
10092 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10094 * config/picochip/picochip.c (flag_conserve_stack): set
10095 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10096 fconserve-stack. Reduce call-overhead used by inliner.
10098 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10101 * common.opt (flag_conserve_stack): Initialised to zero.
10103 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10106 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10107 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10110 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10112 * ira-color.c (allocno_reload_assign): Update comments.
10113 * regmove.c (regmove_optimize): Likewise.
10117 2009-01-29 Robert Millan <rmh@aybabtu.com>
10119 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10120 * config/i386/kopensolaris-gnu.h: New file. Undefine
10121 `MD_UNWIND_SUPPORT'.
10122 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10124 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10126 PR tree-optimization/39007
10127 * tree-loop-distribution.c (generate_builtin): Use
10128 recompute_dominator to compute the immediate dominator of the
10129 basic block just after the loop.
10131 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10133 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10134 (ASM_OUTPUT_DWARF_PCREL): Define.
10136 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10138 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10139 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10140 global. Modify entries about regmove and IRA.
10142 * ra-conflict.c: Remove the file.
10144 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10146 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10147 (pass_regclass_init): Rename to pass_reginfo_init.
10149 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10151 * toplev.h (flag_ira): Remove.
10153 * caller-save.c (setup_save_areas): Remove flag_ira.
10155 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10157 * global.c: Remove the file.
10159 * opts.c (decode_options): Remove flag_ira.
10161 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10163 * regmove.c: Modify file description.
10164 (find_use_as_address, try_auto_increment): Define them only if
10165 AUTO_INC_DEC is defined.
10166 (replacement_quality, replace_in_call_usage, fixup_match_1,
10167 stable_and_no_regs_but_for_p): Remove.
10168 (reg_set_in_bb): Make it static.
10169 (regmove_optimize): Remove flag_ira and code which worked for
10172 * local-alloc.c: Remove the file.
10174 * common.opt (fira): Remove.
10176 * ira.c: Include except.h.
10177 (eliminable_regset): Move from global.c.
10178 (mark_elimination): Ditto. Remove flag_ira.
10179 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10180 equiv_mem_modified, validate_equiv_mem_from_store,
10181 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10182 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10183 no_equiv, recorded_label_ref): Move from local-alloc.c.
10184 (update_equiv_regs): Ditto. Make it static.
10185 (print_insn_chain, print_insn_chains): Move it from global.c.
10186 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10187 (build_insn_chain): Ditto. Make it static.
10188 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10189 Rename to init_live_subregs.
10190 (gate_ira): Remove flag_ira.
10192 * regclass.c: Rename reginfo.c. Change file description.
10193 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10194 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10195 (init_reg_sets_1): Remove code for evaluation of
10196 reg_class_superclasses and losing_caller_save_reg_set.
10197 (init_regs): Remove init_reg_autoinc.
10198 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10199 ok_for_base_p_nonstrict): Remove.
10200 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10201 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10202 corresponding entries.
10203 (dump_regclass, record_operand_costs, scan_one_insn,
10204 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10205 record_address_regs, auto_inc_dec_reg_p): Remove.
10206 (gt-regclass.h): Rename to gt-reginfo.h.
10208 * rtl.h (dump_global_regs, retry_global_alloc,
10209 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10211 * Makefile.in (RA_H): Remove.
10212 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10213 Rename regclass.o to reginfo.o.
10214 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10216 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10217 (GTFILES): Rename regclass.c to reginfo.c.
10219 * passes.c (init_optimization_passes): Remove pass_local_alloc and
10220 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
10222 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10223 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
10225 (finish_spills): Ditto. Remove code for !flag_ira.
10227 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
10229 PR middle-end/35854
10230 * doc/invoke.texi (rtl debug options): Complete rewrite.
10231 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
10233 * mode-switching.c (pass_mode_switching): Rename pass from
10234 "mode-sw" to "mode_sw".
10235 * except.c (pass_convert_to_eh_ranges): Rename pass from
10236 "eh-ranges" to "eh_ranges".
10237 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
10241 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
10242 Alexander Monakov <amonakov@ispras.ru>
10244 PR middle-end/38857
10245 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
10247 (move_exprs_to_boundary): Change return type and pass through
10248 should_move from move_op. Relax assert. Update usage ...
10249 (schedule_expr_on_boundary): ... here. Use should_move instead of
10251 (move_op_orig_expr_found): Indicate that insn was disconnected from
10253 (code_motion_process_successors): Do not call after_merge_succs
10254 callback if original expression was not found when traversing any of
10256 (code_motion_path_driver): Change return type. Update prototype.
10257 (move_op): Update comment. Add a new parameter (should_move). Update
10258 prototype. Set *should_move based on indication provided by
10259 move_op_orig_expr_found.
10261 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
10263 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
10264 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
10265 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
10266 * config/rs6000/rs6000.c (rs6000_override_options): Default
10267 avoid-indexed-addresses on for Power6, off for everything else.
10268 (avoiding_indexed_address_p): New function.
10269 (rs6000_legitimize_address): Use it.
10270 (rs6000_legitimate_address): Likewise.
10271 * config/rs6000/rs6000.md (movXX_updateX): Likewise
10273 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
10275 PR tree-optimization/38997
10276 * tree-loop-distribution.c (generate_memset_zero): Use
10277 POINTER_PLUS_EXPR for a pointer addition.
10279 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
10281 * config/s390/s390.md (bswap<mode>2): New pattern added.
10283 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10285 * config/s390/s390.md (*tls_load_31): Added type attribute.
10287 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10289 * config/s390/s390.md: Fix a few comments.
10291 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10293 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
10294 (*tm<mode>_full): Fixed z10prop attribute.
10295 (*tst<mode>_extimm): Fixed z10prop attribute.
10296 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
10297 (*tstqiCCT_cconly): Fixed z10prop attribute.
10298 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
10299 (*movsi_larl): Fixed z10prop attribute.
10300 (*movsi_zarch): Fixed z10prop attribute.
10301 (*movsi_eas): Fixed z10prop attribute.
10302 (*movhi): Fixed z10prop attribute.
10303 (*movqi): Fixed z10prop attribute.
10304 (*movstrictqi): Fixed z10prop attribute.
10305 (*mov<mode>): Fixed z10prop attribute.
10306 (*movcc): Fixed z10prop attribute.
10307 (*sethighpartdi_64): Fixed z10prop attribute.
10308 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
10309 (*negdi2_sign_cc): Fixed z10prop attribute.
10310 (*negdi2_sign): Fixed z10prop attribute.
10311 (*absdi2_sign_cc): Fixed z10prop attribute.
10312 (*absdi2_sign): Fixed z10prop attribute.
10313 (*negabsdi2_sign_cc): Fixed z10prop attribute.
10314 (*negabsdi2_sign): Fixed z10prop attribute.
10315 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
10316 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
10317 (doloop_si64): Fixed z10prop attribute.
10318 (doloop_si31): Fixed z10prop attribute.
10319 (doloop_long): Fixed z10prop attribute.
10320 (indirect_jump): Fixed z10prop attribute.
10321 (nop): Fixed z10prop attribute.
10322 (main_base_64): Fixed z10prop attribute.
10323 (reload_base_64): Fixed z10prop attribute.
10325 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10327 PR rtl-optimization/38740
10328 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
10330 * config/mips/mips.c (mips_reorg): Likewise.
10332 2009-01-28 Richard Guenther <rguenther@suse.de>
10334 PR tree-optimization/38926
10335 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
10336 with the correct value id to a value.
10337 (do_regular_insertion): Use the value number of edoubleprime
10338 for the value number of the expr.
10341 2008-08-21 Richard Guenther <rguenther@suse.de>
10343 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10344 a PHI ask VN if it is already available.
10345 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10346 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10348 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10350 PR middle-end/38934
10351 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
10352 set to varying whenever max has TREE_OVERFLOW set, similarly
10353 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
10355 2009-01-28 Richard Guenther <rguenther@suse.de>
10357 PR middle-end/38908
10358 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
10359 uninitialized aggregate uses in call arguments.
10361 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
10363 PR tree-optimization/38984
10364 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
10365 the nothing_id variable if -fno-delete-null-pointer-checks.
10367 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
10370 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
10371 (set_got_offset_rex64): Ditto.
10373 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
10376 * doc/extend.texi: Improve local variable with asm reg.
10378 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
10380 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
10381 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
10382 was not supplied then set warn_packed_bitfield_compat to the
10383 default value of 1.
10384 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
10387 2009-01-27 Richard Guenther <rguenther@suse.de>
10389 PR tree-optimization/38503
10390 * cfgexpand.c (expand_gimple_basic_block): Ignore
10391 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
10392 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
10393 variables that cannot have TBAA applied.
10394 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
10397 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
10399 PR middle-end/38969
10400 * calls.c (initialize_argument_information): Do not wrap complex
10401 arguments in SAVE_EXPR.
10403 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
10405 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
10406 (INSTALL_LIBGCC): Revert typo commit.
10408 2009-01-26 Richard Guenther <rguenther@suse.de>
10410 PR tree-optimization/38745
10411 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
10412 from special handling.
10414 2009-01-26 Richard Guenther <rguenther@suse.de>
10416 PR tree-optimization/38745
10417 * tree-ssa.c (execute_update_addresses_taken): Do not include
10418 variables that cannot possibly be a register in not_reg_needs.
10419 Do not clear TREE_ADDRESSABLE on vars that may not become
10421 * tree-ssa.c (update_alias_info_1): Include those in the set
10422 of addressable vars.
10424 2009-01-26 Richard Guenther <rguenther@suse.de>
10426 PR middle-end/38851
10427 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
10428 * tree-ssa-dse.c: Include langhooks.h
10429 (execute_simple_dse): Remove stores with zero size.
10431 2009-01-24 Jakub Jelinek <jakub@redhat.com>
10434 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
10437 2009-01-24 Julian Brown <julian@codesourcery.com>
10439 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
10440 config/arm/linux-atomic.c.
10441 * config/arm/linux-atomic.c: New.
10443 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
10445 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
10446 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
10447 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
10449 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
10452 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
10455 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
10457 PR tree-optimization/38953
10458 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
10459 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
10460 (gloog): Split the exit of the scop when the scop exit is a loop exit.
10461 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
10464 2009-01-24 Paul Brook <paul@codesourcery.com>
10466 * config/arm/neon.md (neon_type): Move to arm.md.
10467 (neon_mov<VSTRUCT>): Add neon_type attribute.
10468 * config/arm/arm.md (neon_type): Move to here.
10469 (conds): Add "unconditioal" and use as default for NEON insns.
10471 2009-01-24 Ben Elliston <bje@au.ibm.com>
10473 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
10474 void *' warning from -Wc++-compat.
10475 * Makefile.in (dominance.o-warn): Remove.
10477 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
10479 PR tree-optimization/38932
10480 * fold-const.c (fold_unary_ignore_overflow): New.
10481 * tree.h (fold_unary_ignore_overflow): Declare.
10482 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
10483 * tree-ssa-sccvn.c (visit_reference_op_load,
10484 simplify_unary_expression): Likewise.
10486 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
10488 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
10489 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
10490 regardless of their type.
10491 * c-common.c (handle_packed_attribute): Don't ignore packed on
10493 * c.opt (Wpacked-bitfield-compat): New warning option.
10494 * stor-layout.c (place_field): Warn if offset of a field changed.
10495 * doc/extend.texi (packed): Mention the ABI change.
10496 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
10497 (Warning Options): Add it to the list.
10499 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
10501 * c-opts.c (c_common_post_options): Fix a typo in comments.
10503 2009-01-22 Steve Ellcey <sje@cup.hp.com>
10505 PR middle-end/38615
10506 * gimplify.c (gimplify_init_constructor): Fix promotion of const
10507 variables to static.
10508 * doc/invoke.texi (-fmerge-all-constants): Update description.
10510 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
10513 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
10514 (*movdi_1_rex64): Use type "mmx" for alternative 5.
10516 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
10518 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
10520 (LOCAL_ALIGNMENT): Similarly.
10522 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10523 Joseph Myers <joseph@codesourcery.com>
10525 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
10526 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
10527 * config/arm/arm-tune.md: Regenerate.
10528 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
10531 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10533 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
10534 version number to five.
10536 2009-01-22 Dodji Seketeli <dodji@redhat.com>
10539 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
10540 * c-common.c (set_underlying_type): Likewise.
10541 (is_typedef_decl ): Likewise
10543 (set_underlying_type): Likewise.
10544 (is_typedef_type): Likewise.
10546 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
10548 PR middle-end/38587
10549 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
10552 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10555 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
10556 (LIBGCC_SPEC): Don't define.
10557 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
10559 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
10561 PR rtl-optimization/38879
10562 * alias.c (base_alias_check): Unaligned access via AND address can
10563 alias all surrounding object types except those with sizes equal
10564 or wider than the size of unaligned access.
10566 2009-01-21 Dodji Seketeli <dodji@redhat.com>
10569 * c-decl.c (clone_underlying_type): Move this ...
10570 * c-common.c (set_underlying_type): ... here.
10571 Also, make sure the function properly sets TYPE_STUB_DECL() on
10572 the newly created typedef variant type.
10573 (is_typedef_decl ): New entry point.
10574 * tree.h: Added a new member member_types_needing_access_check to
10575 struct tree_decl_non_common.
10576 (set_underlying_type): New entry point.
10577 (is_typedef_type): Likewise.
10579 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
10581 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
10582 Check whether two instructions have memory references that
10583 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
10584 are helper functions for traversing.
10585 * alias.h (insn_alias_sets_confilict_p): New prototypes.
10586 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
10587 not to draw dependency edge for instructions with non-conflicting
10590 2009-01-20 Joseph Myers <joseph@codesourcery.com>
10593 * longlong.h: Update copyright years. Use soft-fp license notice.
10594 Sync __clz_tab declaration with glibc.
10596 2009-01-20 Steve Ellcey <sje@cup.hp.com>
10599 * doc/extend.texi (syscall_linkage): New.
10600 (version_id): Modify.
10602 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10603 Richard Guenther <rguenther@suse.de>
10605 PR tree-optimization/38747
10606 PR tree-optimization/38748
10607 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
10608 conversion if the base address is an indirect reference and the
10609 aliasing sets could cause issues.
10611 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10613 * common.opt (fgraphite, fgraphite-identity): Add comment for
10614 explaining why these options are not documented.
10616 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10618 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
10619 gimple_call_lhs is NULL.
10621 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
10624 * emit-rtl.c (adjust_address_1): Make sure memref is never
10627 2009-01-20 Ben Elliston <bje@au.ibm.com>
10629 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10630 const qualifier from arg parameter. Remove unnecessary cast to char *.
10631 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10632 const qualifier from arg 2.
10634 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10636 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
10638 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
10641 * rtl.h (reinit_regs): New prototype.
10642 * regclass.c: Include ira.h.
10643 (reinit_regs): New.
10644 * Makefile.in (regclass.o): Add ira.h.
10645 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
10647 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
10650 * c-common.c (handle_aligned_attribute): Use
10651 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
10652 default alignment value.
10654 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
10656 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
10657 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
10659 * doc/extend.texi: Update __attribute__ ((aligned)). Document
10660 __BIGGEST_ALIGNMENT__.
10662 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
10664 2009-01-18 Richard Guenther <rguenther@suse.de>
10666 PR tree-optimization/38819
10667 * tree-flow.h (operation_could_trap_helper_p): Declare.
10668 * tree-eh.c (operation_could_trap_helper_p): Export.
10669 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
10670 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
10671 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
10672 are about to insert a possibly trapping instruction and fail
10675 2009-01-18 Andreas Schwab <schwab@suse.de>
10677 * doc/install.texi (Configuration): Remove obsolete paragraph
10678 about use of --with-gnu-ld with --with-gnu-as.
10680 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
10682 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
10683 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
10684 Follow spelling conventions.
10686 2009-01-18 Ben Elliston <bje@au.ibm.com>
10688 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
10689 C++ warning about implicit conversion from void * to struct
10691 (bitmap_obstack_free): Likewise for bitmap_element *.
10692 * Makefile.in (bitmap.o-warn): Remove.
10694 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
10696 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
10698 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
10699 Tobias Grosser <tobi.grosser@amd.com>
10701 * graphite.c (graphite_trans_scop_block): Do not block single
10704 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
10706 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
10707 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
10708 test with assertion.
10710 2009-01-16 Richard Guenther <rguenther@suse.de>
10712 PR tree-optimization/38835
10713 PR middle-end/36227
10714 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
10715 and INT + PTR -> (INT)(PTR p+ INT) folding.
10716 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
10718 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
10721 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
10722 the subreg from a lowpart subreg if it is also casting the value.
10724 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
10725 Tobias Grosser <tobi.grosser@amd.com>
10727 * graphite.c (compare_prefix_loops): New.
10728 (build_scop_canonical_schedules): Rewritten.
10729 (graphite_transform_loops): Move build_scop_canonical_schedules
10730 after build_scop_iteration_domain.
10732 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
10733 Tobias Grosser <tobi.grosser@amd.com>
10735 * graphite.c (add_conditions_to_domain): Add the loops to
10736 the dimension of the iteration domain. Do copy the domain
10737 only when it exists.
10738 (build_scop_conditions_1): Do not call add_conditions_to_domain.
10739 (add_conditions_to_constraints): New.
10740 (can_generate_code_stmt, can_generate_code): Removed.
10741 (gloog): Do not call can_generate_code.
10742 (graphite_transform_loops): Call add_conditions_to_constraints
10743 after building the iteration domain.
10745 2009-01-16 Jakub Jelinek <jakub@redhat.com>
10747 PR tree-optimization/38789
10748 * tree-ssa-threadedge.c
10749 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10750 __builtin_constant_p.
10752 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
10754 * dce.c (delete_unmarked_insns): Reversed the order that insns are
10755 examined before deleting them.
10757 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
10759 * function.c (aggregate_value_p): Correctly extract the function
10760 type from CALL_EXPR_FN lookup.
10762 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10764 * config/picochip/picochip.c (picochip_override_options): Revert
10765 CFI asm flag disable commited previously.
10767 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
10768 Tobias Grosser <tobi.grosser@amd.com>
10769 Jan Sjodin <jan.sjodin@amd.com>
10771 * graphite.c (scan_tree_for_params): On substractions negate
10772 all the coefficients of the term.
10773 (clast_to_gcc_expression_red): New. Handle reduction expressions
10774 of more than two operands.
10775 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
10776 (get_vdef_before_scop): Handle also the case of default definitions.
10778 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10780 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
10781 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
10782 Also use them when walking CALL_INSN_FUNCTION_USAGE.
10784 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
10785 Joey Ye <joey.ye@intel.com>
10787 PR middle-end/37843
10788 * cfgexpand.c (expand_stack_alignment): Don't update stack
10789 boundary nor check incoming stack boundary here.
10790 (gimple_expand_cfg): Update stack boundary and check incoming
10791 stack boundary here.
10793 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10795 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
10797 2009-01-14 Jakub Jelinek <jakub@redhat.com>
10799 PR rtl-optimization/38245
10800 * calls.c (expand_call): Add stack arguments to
10801 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10802 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
10803 in regs and partially in memory or BLKmode arguments.
10804 (emit_library_call_value_1): Add stack arguments to
10805 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10806 ACCUMULATE_OUTGOING_ARGS).
10807 * dce.c: Include tm_p.h.
10808 (find_call_stack_args): New function.
10809 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
10811 (mark_insn): Call find_call_stack_args for CALL_Ps.
10812 (prescan_insns_for_dce): Walk insns backwards in bb rather than
10813 forwards. Allocate and free arg_stores bitmap if needed, pass it
10814 down to deletable_insn_p, don't mark stores set in arg_stores
10815 bitmap, clear the bitmap at the beginning of each bb.
10816 * Makefile.in (dce.o): Depend on $(TM_P_H).
10818 2009-01-14 Michael Meissner <gnu@the-meissners.org>
10821 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
10822 to make sure the insn is a conditional test (bug 22599). Reformat a
10825 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
10827 PR middle-end/38431
10828 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
10829 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
10830 (gloog): Do not call cleanup_tree_cfg.
10831 (graphite_transform_loops): Call cleanup_tree_cfg after all
10832 scops have been code generated.
10834 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
10835 * doc/gty.texi (Invoking the garbage collector): Added new node
10836 and section documenting ggc_collect.
10838 2009-01-14 Richard Guenther <rguenther@suse.de>
10840 PR tree-optimization/38826
10841 PR middle-end/38477
10842 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
10843 initialization notes only if we actually emitted a warning.
10844 (intra_create_variable_infos): Add constraints for a result decl
10845 that is passed by hidden reference.
10846 (build_pred_graph): Mark all related variables non-direct on
10849 2009-01-14 Nick Clifton <nickc@redhat.com>
10851 * ira-conflicts.c: Include addresses.h for the definition of
10853 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
10854 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
10856 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
10859 * Makefile.in (ira-lives.o): Add except.h.
10861 * ira-lives.c: Include except.h.
10862 (process_bb_node_lives): Process can_throw_internal.
10864 2009-01-13 Jakub Jelinek <jakub@redhat.com>
10866 PR rtl-optimization/38774
10867 * combine.c (simplify_set): When undoing cc_use change, don't do
10868 PUT_CODE on the newly created comparison, but instead put back the
10871 2009-01-13 Joseph Myers <joseph@codesourcery.com>
10873 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
10874 values. Remove duplicate arm8 entry.
10876 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10878 PR tree-optimization/38786
10879 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
10880 the SSA_NAME case of expand_scalar_variables_expr.
10881 Set the type of an expression to the type of its assign statement.
10882 (expand_scalar_variables_expr): Also gather the scalar computation
10883 used to index the memory access. Do not pass loop_p.
10884 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
10885 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
10886 the gimple_stmt_iterator where it inserts new code.
10887 Do not pass loop_p.
10888 (copy_bb_and_scalar_dependences): Do not pass loop_p.
10889 (translate_clast): Update call to copy_bb_and_scalar_dependences.
10891 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10893 * graphite.h (debug_value): Removed.
10894 * graphite.c (debug_value): Removed.
10896 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10898 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
10899 ldrd/strd with two 32-bit instructions.
10901 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10903 * config/arm/arm.c (struct processors): Pass for speed down into
10904 cost helper functions.
10905 (const_ok_for_op): Handle COMPARE and inequality nodes.
10906 (arm_rtx_costs_1): Rewrite.
10907 (arm_size_rtx_costs): Update prototype.
10908 (arm_rtx_costs): Pass speed down to helper functions.
10909 (arm_slowmul_rtx_costs): Rework cost calculations.
10910 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
10911 (arm_9e_rtx_costs): Likewise.
10913 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
10915 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
10916 relocations of local symbols wider than UNITS_PER_WORD are not valid.
10917 (alpha_legitimize_address): Do not split local symbols wider than
10918 UNITS_PER_WORD into HIGH/LO_SUM parts.
10920 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
10923 * gcc.c (process_command): Replace call to execvp with calls
10924 to pex_one and exit.
10926 2009-01-03 Anatoly Sokolov <aesok@post.ru>
10929 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
10930 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
10931 variant for devices with 3-byte PC.
10932 (__tablejump_elpm__): New.
10934 2009-01-12 Jakub Jelinek <jakub@redhat.com>
10937 * c-parser.c (c_parser_postfix_expression): Allow `->' in
10938 offsetof member-designator, handle it as `[0].'.
10940 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10942 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
10943 function when not using named sections on targets with named sections
10944 if branch distance is less than 262132.
10946 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
10948 * combine.c (combine_instructions): Recompute
10949 optimize_this_for_speed_p for each BB in the main combine loop.
10951 2009-01-12 Tomas Bily <tbily@suse.cz>
10954 * tree-loop-distribution.c (prop_phis): New function.
10955 (generate_builtin): Call prop_phis.
10956 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
10958 2009-01-12 Jakub Jelinek <jakub@redhat.com>
10960 PR tree-optimization/38807
10961 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
10962 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
10964 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10966 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10967 subreg of op0 to the original op0.
10969 2009-01-11 Laurent GUERBY <laurent@guerby.net>
10971 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
10973 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
10976 * mips-tfile.c (parse_def): Fix parsing of def strings
10977 starting with digits.
10979 2009-01-10 Jakub Jelinek <jakub@redhat.com>
10982 * config/arm/arm.c (arm_is_long_call_p): Don't call
10983 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
10985 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
10987 * regrename.c (regrename_optimize): Fix dumping.
10988 (find_oldest_value_reg): Preserve REG_POINTER.
10989 (copy_hardreg_forward_1): Likewise.
10991 2009-01-09 Diego Novillo <dnovillo@google.com>
10993 * gimple.h (struct gimple_statement_base) <uid>: Document
10994 the restrictions on its use.
10995 (gimple_uid): Tidy.
10996 (gimple_set_uid): Tidy.
10998 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11000 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11001 zero guard even if align_bytes != 0 and count is smaller than
11004 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11006 PR rtl-optimization/38495
11007 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11008 (add_range_and_copies_from_move_list): Print all added ranges.
11009 Add ranges to memory optimized destination.
11011 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11015 * config/i386/i386.c (override_options): Reject
11016 -mstringop-strategy=rep_8byte with -m32.
11017 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11018 to 1. Do count comparison against epilogue_size_needed at compile
11019 time even when count_exp was constant forced into register. For
11020 size_needed don't jump to epilogue, instead just avoid aligning
11021 and invoke the body algorithm. If need_zero_guard, add zero guard
11022 even if count is non-zero, but smaller than size_needed + number of
11023 bytes that could be stored for alignment.
11024 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11025 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11026 but smaller than size_needed + number of bytes that could be stored
11027 for alignment. Compare size_needed with epilogue_size_needed instead
11028 of desired_align - align, don't adjust size_needed, pass
11029 epilogue_size_needed to the epilogue expanders.
11032 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11034 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11036 * pa.c (last_address): Change to unsigned.
11037 (update_total_code_bytes): Change argument to unsigned. Don't
11038 check if insn addresses are set.
11039 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11040 addresses are not set.
11041 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11043 2009-01-09 Nick Clifton <nickc@redhat.com>
11045 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11046 DECL_DECLARED_INLINE_P.
11048 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11050 PR middle-end/38347
11051 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11052 GET_MODE (op0) in operand_subword_force calls.
11054 PR middle-end/38771
11055 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11056 fold_convert arg0 operands to TREE_TYPE (op0) first.
11058 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11060 * params.def (ira-max-conflict-table-size): Decrease default value
11063 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11065 PR tree-optimization/37031
11066 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11068 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11069 allocate it using gc instead of heap, use VEC_quick_push instead of
11071 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11072 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11073 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11074 allocated vector from heap allocated.
11075 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11076 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11077 vector only after perfect_loop_nest_depth call.
11079 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11080 Jan Sjodin <jan.sjodin@amd.com>
11082 PR tree-optimization/38559
11083 * graphite.c (debug_value, copy_constraint,
11084 swap_constraint_variables, scale_constraint_variable, ): New.
11085 (get_lower_bound, get_upper_bound): Removed.
11086 (graphite_trans_bb_strip_mine): Clean up this code that works
11087 only for constant number of iterations. Fully copy upper and
11088 lower bound constraints, not only the constant part of them.
11089 * graphite.h (debug_value): Declared.
11091 2009-01-08 Ira Rosen <irar@il.ibm.com>
11093 PR tree-optimization/37194
11094 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11095 Don't add the cost of cost model guard in prologue to scalar
11096 outside cost in case of known number of iterations.
11098 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11099 Alan Modra <amodra@bigpond.net.au>
11101 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11102 non-word-aligned REG+CONST addressing.
11104 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11107 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11108 free_after_compilation when outputting a thunk.
11109 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11110 Do not call free_after_compilation here.
11112 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11114 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11115 (ix86_valid_target_attribute_inner_p): Ditto.
11117 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11119 PR tree-optimization/38492
11120 PR tree-optimization/38498
11121 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11122 * tree-chrec.h (scev_is_linear_expression): Declared.
11123 * graphite.c (graphite_cannot_represent_loop_niter): New.
11124 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11125 (graphite_loop_normal_form): Use gcc_assert.
11126 (scan_tree_for_params): Use CASE_CONVERT.
11127 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11128 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11129 Use gcc_assert. Discard scops that contain unhandled cases.
11130 (build_scop_conditions): Return a boolean status for unhandled cases.
11131 (strip_mine_profitable_p): Print the loop number, not its depth.
11132 (is_interchange_valid): Pass the depth of the loop nest, don't
11133 recompute it wrongly.
11134 (graphite_trans_bb_block): Same.
11135 (graphite_trans_bb_block): Print tentative of loop blocking.
11136 (graphite_trans_scop_block): Do not print that the loop has been
11138 (graphite_transform_loops): Do not handle scops that contain condition
11141 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11143 AVX Programming Reference (December, 2008)
11144 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11145 (_mm256_stream_pd): Likewise.
11146 (_mm256_stream_ps): Likewise.
11148 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11149 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11150 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11151 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11152 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11153 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11154 (ix86_expand_special_args_builtin): Likewise.
11156 * config/i386/sse.md (AVXMODEDI): New.
11157 (avx_movnt<mode>): Likewise.
11158 (avx_movnt<mode>): Likewise.
11159 (<sse>_movnt<mode>): Remove AVX support.
11160 (sse2_movntv2di): Likewise.
11162 2009-01-07 Richard Guenther <rguenther@suse.de>
11164 PR middle-end/38751
11165 * fold-const.c (extract_muldiv): Remove obsolete comment.
11166 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11167 to PLUS_EXPR canonicalization for the canonicalization.
11169 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11171 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11172 hosted cross-compilers generating less efficient code.
11174 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11176 * function.h (rtl_data): Add a dbr_scheduled_p field.
11177 * reorg.c (dbr_schedule): Set it.
11178 (gate_handle_delay_slots): Check it.
11179 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11180 (mips_reorg): Check flag_delayed_branch instead of
11181 mips_base_delayed_branch.
11182 (mips_override_options): Don't set mips_base_delayed_branch
11183 or flag_delayed_branch.
11185 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11187 PR rtl-optimization/38426.
11188 * ira.c (ira): Set current_function_is_leaf earlier.
11190 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11192 PR rtl-optimization/38722
11193 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11194 too early, only set a flag and modify after last possible
11197 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11200 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11201 * real.c (decimal_single_format): Correct values of emin and emax.
11202 (decimal_double_format): Ditto.
11203 (decimal_quad_format): Ditto.
11204 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11205 computation of DECnn_MIN and DECnn_MAX for corrected values of
11206 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11207 __DECnn_MIN__, and adjust its computation for the corrected value
11210 2009-01-06 Jan Hubicka <jh@suse.cz>
11213 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11215 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11217 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11218 Add Robert Clark to the list of testers.
11220 2009-01-06 Jan Hubicka <jh@suse.cz>
11221 Kai Tietz <kai.tietz@onevision.com>
11223 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
11224 * config/i386/i386.c (ix86_expand_call): Add clobbers.
11226 2009-01-06 Jan Hubicka <jh@suse.cz>
11227 Kai Tietz <kai.tietz@onevision.com>
11229 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
11231 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
11232 (ix86_nsaved_regs): Count only general purpose regs.
11233 (ix86_nsaved_sseregs): New.
11234 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
11235 to 16 for w64; compute padding and size of sse reg save area.
11236 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
11237 general purpose regs.
11238 (ix86_emit_save_sse_regs_using_mov): New.
11239 (ix86_expand_prologue): Save SSE regs if needed.
11240 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
11241 (ix86_emit_restore_sse_regs_using_mov): New.
11242 (ix86_expand_epilogue): Save SSE regs if needed.
11244 2009-01-06 Jan Hubicka <jh@suse.cz>
11245 Kai Tietz <kai.tietz@onevision.com>
11247 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
11248 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
11249 functions when accumulate outgoing args is off.
11251 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11254 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
11255 before using pseudos_have_intersected_live_ranges_p.
11257 * ira-int.h (ira_assert): Always define.
11259 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11261 AVX Programming Reference (December, 2008)
11262 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
11263 (_mm256_permute2_pd): Likewise.
11264 (_mm_permute2_ps): Likewise.
11265 (_mm256_permute2_ps): Likewise.
11266 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
11267 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
11269 * config/i386/i386.c (ix86_builtins): Remove
11270 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
11271 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
11272 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
11273 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
11274 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
11275 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
11276 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
11277 __builtin_ia32_vpermil2ps256.
11278 (ix86_init_mmx_sse_builtins): Updated.
11279 (ix86_expand_args_builtin): Likewise.
11281 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11283 * pa.c (output_call): Relocate non-jump insns in the delay slot of
11284 long absolute calls when generating PA 2.0 code.
11286 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
11288 PR rtl-optimization/38583
11289 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
11291 * params.def (ira-max-conflict-table-size): New.
11293 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
11295 * ira.h (ira_conflicts_p): New external definition.
11297 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
11298 table. Report this. Return result of building.
11299 (ira_build_conflicts): Use ira_conflicts_p. Check result of
11300 building conflict table.
11302 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
11303 (ira_color): Use ira_conflicts_p.
11305 * global.c: Include ira.h.
11306 (pseudo_for_reload_consideration_p, build_insn_chain): Use
11309 * Makefile.in (global.o): Add ira.h.
11311 * ira-build.c (mark_all_loops_for_removal,
11312 propagate_some_info_from_allocno): New.
11313 (remove_unnecessary_allocnos): Call
11314 propagate_some_info_from_allocno.
11315 (remove_low_level_allocnos): New.
11316 (remove_unnecessary_regions): Add parameter. Call
11317 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
11318 parameter to remove_unnecessary_regions.
11319 (ira_build): Remove all regions but root if the conflict table was
11320 not built. Update conflict hard regs for allocnos crossing calls.
11322 * ira.c (ira_conflicts_p): New global.
11323 (ira): Define and use ira_conflicts_p.
11325 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11326 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
11327 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
11329 2009-01-06 Ben Elliston <bje@au.ibm.com>
11331 * gengtype-lex.l (YY_NO_INPUT): Define.
11333 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11336 * c-common.c (handle_vector_size_attribute): Also reject
11337 BOOLEAN_TYPE types.
11339 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
11341 PR tree-optimization/38492
11342 * graphite.c (rename_map_elt, debug_rename_elt,
11343 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
11344 rename_map_elt_info, eq_rename_map_elts,
11345 get_new_name_from_old_name, bb_in_sese_p): Moved around.
11346 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
11347 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
11348 (sese_build_livein_liveouts): New.
11349 (new_sese, free_sese): New.
11350 (new_scop): Call new_sese.
11351 (free_scop): Call free_sese.
11352 (rename_variables_from_edge, rename_phis_end_scop): Removed.
11353 (register_old_new_names): Renamed register_old_and_new_names.
11354 (register_scop_liveout_renames, add_loop_exit_phis,
11355 insert_loop_close_phis, struct igp,
11356 default_liveout_before_guard, add_guard_exit_phis,
11357 insert_guard_phis, copy_renames): New.
11358 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
11359 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
11360 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
11361 (scop_adjust_phis_for_liveouts): New.
11362 (gloog): Call scop_adjust_phis_for_liveouts.
11364 * graphite.h (struct sese): Documented. Added fields liveout,
11365 num_ver and livein.
11366 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
11367 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
11368 (struct scop): Added field liveout_renames.
11369 (SCOP_LIVEOUT_RENAMES): New.
11371 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11373 PR tree-optimization/38510
11374 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
11375 (translate_clast): Call recompute_all_dominators before
11377 (gloog): Call recompute_all_dominators before graphite_verify.
11379 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11380 Jan Sjodin <jan.sjodin@amd.com>
11382 PR tree-optimization/38500
11383 * graphite.c (create_sese_edges): Call fix_loop_structure after
11386 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11388 * config.gcc: Add m32r*-*-rtems*.
11389 * config/m32r/rtems.h: New file.
11391 2009-01-05 Ben Elliston <bje@au.ibm.com>
11393 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
11394 (.po.pox): Likewise.
11395 (po/gcc.pot): Likewise.
11397 2009-01-04 David S. Miller <davem@davemloft.net>
11399 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11400 (STARTING_FRAME_OFFSET): Always set to zero.
11402 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11404 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
11405 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
11406 fixed-point types, and vectors of the same.
11408 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11410 * config/mips/sync.md (*mb_barrier): Rename to...
11411 (*memory_barrier): ...this.
11413 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
11415 * doc/extend.texi (Function Attributes): Move @cindex after @item
11416 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
11417 and put in alphabetical order. Fix 'target' name and put in order.
11418 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
11421 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
11423 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
11424 (memory_barrier): Expand as unspec instead of unspec_volatile.
11425 Remove mem:BLK from insn operands. Use Pmode scratch register.
11426 (*memory_barrier): Define as unspec instead of unspec_volatile.
11427 Use (match_dup 0) as input operand.
11429 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
11430 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
11431 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
11432 scratch register. Remove operand 1.
11433 (*stbar): Define as unspec instead of unspec_volatile.
11434 Use (match_dup 0) as input operand, remove (const_int 8).
11435 (*membar): Define as unspec instead of unspec_volatile.
11436 Use (match_dup 0) as input operand, remove input operand 2.
11438 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
11439 (memory_barrier): Expand as unspec instead of unspec_volatile.
11440 Remove mem:BLK from insn operands. Use Pmode scratch register.
11441 (*memory_barrier): Define as unspec instead of unspec_volatile.
11442 Use (match_dup 0) as input operand.
11444 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
11445 Remove mem:BLK from insn operands. Use Pmode scratch register.
11446 Set volatile flag on operand 0.
11447 (*memory_barrier): New insn pattern.
11449 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
11451 (*memory_barrier): Use (match_dup 0) as input operand.
11453 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
11454 Remove mem:BLK from insn operands. Use Pmode scratch register.
11455 Set volatile flag on operand 0.
11456 (*mb_internal): New insn pattern.
11458 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
11460 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11462 PR middle-end/38586
11463 * function.c (struct temp_slot): Move to the section of the file
11464 that deals with temp slots. Remove field 'address'.
11465 (temp_slot_address_table): New hash table of address -> temp slot.
11466 (struct temp_slot_address_entry): New struct, items for the table.
11467 (temp_slot_address_compute_hash, temp_slot_address_hash,
11468 temp_slot_address_eq, insert_temp_slot_address): Support functions
11470 (find_temp_slot_from_address): Rewrite to use the new hash table.
11471 (remove_unused_temp_slot_addresses): Remove addresses of temp
11472 slots that have been made available.
11473 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
11474 worker function for remove_unused_temp_slot_addresses.
11475 (assign_stack_temp_for_type): Don't clear the temp slot address list.
11476 Add the temp slot address to the address -> temp slot map.
11477 (update_temp_slot_address): Update via insert_temp_slot_address.
11478 (free_temp_slots): Call remove_unused_temp_slot_addresses.
11479 (pop_temp_slots): Likewise.
11480 (init_temp_slots): Allocate the address -> temp slot map, or empty
11481 the map if it is already allocated.
11482 (prepare_function_start): Initialize temp slot processing.
11484 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11486 PR middle-end/38584
11487 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
11488 Calculate the size of all stack vars assuming no packing of stack
11489 vars will happen, replacing a quadratic algorithm with a linear one.
11491 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11494 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
11497 2009-01-03 Diego Novillo <dnovillo@google.com>
11499 * doc/contrib.texi: Update contributions.
11501 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11504 * builtins.c (fold_builtin_memory_op): Give up if either operand
11505 is volatile. Set srctype or desttype to non-qualified version
11509 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
11510 and FUNCTION_DECLs.
11512 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
11514 PR rtl-optimization/35805
11515 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
11516 problem if fast dce is able to remove any instructions.
11517 * dce.c (dce_process_block): Fix dump message.
11519 2009-01-02 Mark Mitchell <mark@codesourcery.com>
11522 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
11524 2009-01-02 Jakub Jelinek <jakub@redhat.com>
11526 PR middle-end/38690
11527 * tree-flow.h (op_code_prio, op_prio): New prototypes.
11528 * tree-pretty-print.c (op_code_prio): New function.
11529 (op_prio): No longer static. Use op_code_prio.
11530 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
11531 Use op_prio and op_code_prio to determine if () should be
11532 printed around operand(s) or not.
11534 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
11535 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
11536 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
11537 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
11538 pp_character instead of pp_string for single letter printing.
11540 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11542 * doc/extend.texi: Fix '#pragma GCC option' typo.
11544 2009-01-02 Richard Guenther <rguenther@suse.de>
11546 * doc/install.texi (--enable-checking): Mention different
11547 default for stage1.
11548 (--enable-stage1-checking): Document.
11550 2009-01-01 Andrew Pinski <pinskia@gmail.com>
11552 PR middle-end/30142
11553 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
11554 case to be an error.
11556 2009-01-02 Ben Elliston <bje@au.ibm.com>
11558 * config/fp-bit.h (pack_d): Constify argument.
11559 * config/fp-bit.c (makenan): Constify return type. Remove casts.
11560 (isnan): Constify argument.
11562 (iszero): Likewise.
11563 (pack_d): Likewise.
11564 (_fpadd_parts): Constify return type.
11565 (_fpmul_parts): Likewise.
11566 (_fpdiv_parts): Likewise.
11568 2009-01-01 Jakub Jelinek <jakub@redhat.com>
11571 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
11572 warn about overwriting initializer with side-effects or
11573 -Woverride-init if !IMPLICIT.
11574 (output_init_element): Likewise. Pass IMPLICIT down to
11576 (process_init_element): Add IMPLICIT argument. Pass it down
11577 to output_init_element.
11578 (push_init_element, pop_init_level, set_designator): Adjust
11579 process_init_element callers.
11580 (set_nonincremental_init, set_nonincremental_init_from_string):
11581 Adjust add_pending_init callers.
11582 (output_pending_init_elements): Adjust output_init_element callers.
11583 * c-tree.h (process_init_element): Adjust prototype.
11584 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
11585 process_init_element callers.
11588 Copyright (C) 2009 Free Software Foundation, Inc.
11590 Copying and distribution of this file, with or without modification,
11591 are permitted in any medium without royalty provided the copyright
11592 notice and this notice are preserved.