1 2009-04-21 Taras Glek <tglek@mozilla.com>
3 * alias.c: Update GTY annotations to new syntax.
4 * basic-block.h: Likewise.
6 * c-common.h: Likewise.
8 * c-parser.c: Likewise.
9 * c-pragma.c: Likewise.
11 * cfgloop.h: Likewise.
13 * config/alpha/alpha.c: Likewise.
14 * config/arm/arm.h: Likewise.
15 * config/avr/avr.h: Likewise.
16 * config/bfin/bfin.c: Likewise.
17 * config/cris/cris.c: Likewise.
18 * config/darwin.c: Likewise.
19 * config/frv/frv.c: Likewise.
20 * config/i386/i386.c: Likewise.
21 * config/i386/i386.h: Likewise.
22 * config/i386/winnt.c: Likewise.
23 * config/ia64/ia64.h: Likewise.
24 * config/iq2000/iq2000.c: Likewise.
25 * config/mips/mips.c: Likewise.
26 * config/mmix/mmix.h: Likewise.
27 * config/pa/pa.c: Likewise.
28 * config/pa/pa.h: Likewise.
29 * config/rs6000/rs6000.c: Likewise.
30 * config/s390/s390.c: Likewise.
31 * config/sparc/sparc.c: Likewise.
32 * config/xtensa/xtensa.c: Likewise.
35 * dwarf2out.c: Likewise.
38 * fixed-value.h: Likewise.
39 * function.c: Likewise.
40 * function.h: Likewise.
42 * integrate.c: Likewise.
47 * stringpool.c: Likewise.
48 * tree-data-ref.c: Likewise.
49 * tree-flow.h: Likewise.
50 * tree-scalar-evolution.c: Likewise.
51 * tree-ssa-address.c: Likewise.
52 * tree-ssa-alias.h: Likewise.
53 * tree-ssa-operands.h: Likewise.
59 * coretypes.h: Do not define GTY macro if it is already
61 * doc/gty.texi: Update GTY documentation to new syntax.
62 * gengtype-lex.l: Enforce attribute-like syntax for GTY
63 annotations on structs.
64 * gengtype-parse.c: Likewise.
66 2009-04-22 Mark Heffernan <meheff@google.com>
68 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
70 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
72 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
75 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
77 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
78 the same as a PLUS without a shift. Increase the cost of a
81 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
83 * Makefile.in: Update dependencies.
84 * errors.c (warning): Remove unused parameter 'opt'. Returns
86 * errors.h: Remove bogus comment about compatibility.
87 (warning): Update declaration.
88 * genautomata.c: Update all calls to warning.
89 * gimple.c: Do not include errors.h. Include toplev.h.
90 * tree-ssa-structalias.c: Do not include errors.h.
92 * tree-ssa-reassoc.c: Likewise.
93 * config/spu/spu-c.c: Likewise.
94 * config/spu/t-spu-elf: Update dependencies.
96 2009-04-22 Richard Guenther <rguenther@suse.de>
98 PR tree-optimization/39824
99 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
100 make sure the types are compatible.
102 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
105 * c-common.c (c_parse_error): Take a token_flags parameter.
106 Use token_type for the token type instead.
107 Pass token_flags to cpp_type2name.
108 * c-common.h (c_parse_error): Update declaration.
109 * c-parser.c (c_parser_error): Pass 0 as token flags.
111 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
113 PR rtl-optimization/39580
114 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
116 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
118 * function.c (expand_function_end): Do not emit a jump to the "naked"
119 return label for fall-through returns.
120 * except.c (sjlj_emit_function_exit): Always place the call to the
121 unregister function at the location installed by expand_function_end.
123 2009-04-22 Richard Guenther <rguenther@suse.de>
125 PR tree-optimization/39845
126 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
127 (gen_inbound_check): Likewise.
129 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
131 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
133 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
134 * config/vxlib.c (__gthread_once): Add race guard for PPC.
136 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
138 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
139 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
140 shift counts to avoid out-of-bounds array accesses.
142 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
144 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
147 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
149 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
150 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
151 GET_CODE macro. Use IN_RANGE macro where appropriate.
152 * config/alpha/alpha.h: Ditto.
153 * config/alpha/alpha.md: Ditto.
154 * config/alpha/constraints.md: Ditto.
155 * config/alpha/predicates.md: Ditto.
157 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
159 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
160 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
161 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
162 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
163 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
164 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
165 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
166 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
167 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
168 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
169 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
170 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
171 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
172 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
173 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
174 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
175 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
176 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
177 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
178 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
179 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
180 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
181 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
182 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
183 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
184 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
185 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
187 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
189 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
190 references from comments.
191 * cfgbuild.c: (count_basic_blocks): Delete.
192 (find_basic_blocks_1): Delete.
193 (find_basic_blocks): Delete.
194 * except.c (finish_eh_generation): Make static. Move comment from
195 except.h here. Remove find_basic_blocks references from comments.
196 * except.h (finish_eh_generation): Delete.
197 * basic-block.h (find_basic_blocks): Delete.
198 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
200 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
202 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
203 (sdbout_parms): Likewise.
205 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
207 * config/sh/sh.c (prepare_cbranch_operands): Use
208 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
209 (expand_cbranchdi4): Likewise.
210 (from_compare): Add cast to enum type.
211 (expand_cbranchsi4): Use add_reg_note.
212 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
213 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
214 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
215 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
216 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
217 instead of CODE_FOR_nothing.
218 (cbranchdi4): Likewise. Fix the order of arguments for
220 (push_fpscr): Use add_reg_note.
221 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
222 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
224 2009-04-21 Joseph Myers <joseph@codesourcery.com>
226 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
227 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
228 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
229 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
230 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
231 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
232 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
233 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
234 config/alpha/x-vms, config/arc/t-arc,
235 config/arm/README-interworking, config/arm/arm-c.c,
236 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
237 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
238 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
239 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
240 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
241 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
242 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
243 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
244 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
245 config/cris/t-elfmulti, config/crx/t-crx,
246 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
247 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
248 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
249 config/h8300/t-h8300, config/i386/athlon.md,
250 config/i386/darwin-libgcc.10.4.ver,
251 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
252 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
253 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
254 config/i386/t-linux64, config/i386/t-nwld,
255 config/i386/t-rtems-i386, config/i386/t-sol2-10,
256 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
257 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
258 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
259 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
260 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
261 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
262 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
263 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
264 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
265 config/m68k/t-uclinux, config/mcore/t-mcore,
266 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
267 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
268 config/mips/crtn.asm, config/mips/irix-crti.asm,
269 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
270 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
271 config/mips/mips-fixed.md, config/mips/sb1.md,
272 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
273 config/mips/t-iris6, config/mips/t-isa3264,
274 config/mips/t-libgcc-mips16, config/mips/t-linux64,
275 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
276 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
277 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
278 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
279 config/mn10300/t-linux, config/mn10300/t-mn10300,
280 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
281 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
282 config/picochip/libgccExtras/clzsi2.asm,
283 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
284 config/rs6000/darwin-libgcc.10.4.ver,
285 config/rs6000/darwin-libgcc.10.5.ver,
286 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
287 config/rs6000/t-aix43, config/rs6000/t-aix52,
288 config/rs6000/t-darwin, config/rs6000/t-fprules,
289 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
290 config/rs6000/t-lynx, config/rs6000/t-netbsd,
291 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
292 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
293 config/rs6000/t-rtems, config/rs6000/t-spe,
294 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
295 config/score/t-score-elf, config/sh/divcost-analysis,
296 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
297 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
298 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
299 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
300 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
301 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
302 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
303 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
304 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
305 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
306 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
307 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
308 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
309 limitx.h, version.c, xcoff.h: Add copyright and license notices.
310 * config/h8300/genmova.sh: Include copyright and license notices
312 * config/h8300/mova.md: Regenerate.
313 * doc/install.texi2html: Include word "Copyright" in copyright
314 notice and use name "Free Software Foundation, Inc.".
315 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
316 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
317 ChangeLog-2007, ChangeLog-2008: Correct dates.
319 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
321 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
322 NE_EXPR operations as well.
323 * c-parser.c (c_parser_condition): Do not set location information on
325 (c_parser_conditional_expression): Likewise.
326 (c_parser_binary_expression): Set location information on operators.
327 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
328 TRUTH_NOT_EXPR has been folded.
329 * fold-const.c (fold_truth_not_expr): Copy location information from
330 the incoming expression to the outgoing one.
331 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
332 recursive calls on the LHS of the operator but pass that of the
333 operator to recursive calls on the RHS of the operator. Set it
335 (shortcut_cond_expr): Set the locus of the operator on the second
336 COND_EXPR and that of the expression on the first in degenerate cases.
337 Pass the locus of the expression to calls to shortcut_cond_r.
338 Set the locus of the 'then' block on the associated jump, if any.
339 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
340 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
341 expression to call to gimplify_boolean_expr.
343 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
345 * config.gcc: Add additional configuration for
346 i686-w64-mingw* and x86_64-w64-mingw* triplet.
347 * config/i386/mingw-w64.h: New mingw-w64 specific header.
348 (CPP_SPEC): Redefine for allowing -municode option.
349 (STARTFILE_SPEC): Likewise.
350 * config/i386/t-mingw-w64: New.
351 * config/i386/mingw-w64.opt: New.
352 (municode): Add new target option.
353 * doc/invoke.texi (municode): Add documentation for new option.
355 2009-04-21 Ian Lance Taylor <iant@google.com>
357 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
358 Correct test for number of arguments.
359 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
361 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
363 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
364 argument of emit_library_call.
366 2009-04-21 Richard Guenther <rguenther@suse.de>
369 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
370 inside VIEW_CONVERT_EXPRs.
372 2009-04-21 Martin Jambor <mjambor@suse.cz>
374 * tree-switch-conversion.c (build_constructors): Split a long line.
375 (constructor_contains_same_values_p): New function.
376 (build_one_array): Create assigns of constants if possible, do not
377 call mark_sym_for_renaming, call update_stmt.
378 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
379 make_rename_temp. Do not call mark_symbols_for_renaming, call
381 (gen_def_assigns): Do not call mark_symbols_for_renaming or
382 find_new_referenced_vars, call update_stmt.
383 (gen_inbound_check): Use create_tmp_var and create ssa names manually
384 instead of calling make_rename_temp. Do not call
385 find_new_referenced_vars or mark_symbols_for_renaming, call
388 2009-04-21 Richard Guenther <rguenther@suse.de>
390 PR tree-optimization/39827
391 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
392 (tree_ssa_phiprop): Pass the correct array size.
394 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
396 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
398 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
401 * c-typeck.c (lvalue_p): Move declaration ...
402 * c-common.h (lvalue_p): ... to here.
403 * c-common.c (candidate_equal_p): New.
405 (merge_tlist): Use it.
406 (warn_for_collisions_1): Likewise.
407 (warning_candidate_p): Accept more candidates.
408 (verify_tree): A warning candidate can be an expression. Use
411 2009-04-21 Ben Elliston <bje@au.ibm.com>
414 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
415 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
416 options. Remove -mcall-solaris documentation.
418 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
421 * doc/invoke.texi (-Wlong-long): Update description.
422 * c-lex (interpret_integer): Only warn if there was no previous
423 overflow and -Wlong-long is enabled.
424 * c-decl.c (declspecs_add_type): Drop redundant flags.
425 * c.opt (Wlong-long): Init to -1.
426 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
427 and front-end warn_long_long. Wlong-long only depends on other
428 flags if it is uninitialized.
429 * c-parser.c (disable_extension_diagnostics): warn_long_long is
430 the same for CPP and FE.
431 (restore_extension_diagnostics): Likewise.
433 2009-04-20 Ian Lance Taylor <iant@google.com>
435 Fix enum conversions which are invalid in C++:
436 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
437 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
438 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
439 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
440 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
441 (dbxout_parms): Likewise.
442 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
443 (df_clear_flags): Likewise.
444 * df-problems.c (df_rd_bb_local_compute_process_def): Change
445 top_flag parameter to int.
446 (df_chain_create_bb_process_use): Likewise.
447 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
449 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
450 (df_ref_create_structure, df_def_record_1): Likewise.
451 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
452 (df_notes_rescan): Change 0 to VOIDmode in function call.
453 (df_get_call_refs, df_insn_refs_collect): Likewise.
454 (df_bb_regs_collect): Likewise.
455 (df_entry_block_defs_collect): Likewise.
456 (df_exit_block_uses_collect): Likewise.
457 * df.h: Update declarations.
458 * double-int.c (double_int_divmod): Add cast to enum type.
459 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
460 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
461 (based_loc_descr): Likewise.
462 (loc_descriptor_from_tree_1): Change first_op and second_op to
463 enum dwarf_location_atom. Add cast to enum type.
464 * expmed.c (init_expmed): Change 0 to SET in function call.
465 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
466 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
467 (do_store_flag): Likewise.
468 * fixed-value.h (struct fixed_value): Change mode to enum
470 * function.c (assign_parms): Change 0 to VOIDmode in function call.
471 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
473 (insert_insn_decl, insert_decl, insert_state): Likewise.
474 (automata_list_finish): Likewise.
475 * genrecog.c (process_define_predicate): Add cast to enum type.
476 * gensupport.c (init_predicate_table): Add cast to enum type.
477 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
479 (gimple_build_call_1, gimple_build_label): Likewise.
480 (gimple_build_goto, gimple_build_asm_1): Likewise.
481 (gimple_build_switch_1, gimple_build_cdt): Likewise.
482 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
483 (enum fallback): Rename from enum fallback_t.
484 (fallback_t): Typedef as int.
485 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
486 GSI_SAME_STMT in function call.
487 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
489 (setup_reg_class_relations): Likewise.
490 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
491 (setup_prohibited_class_mode_regs): Add cast to enum type.
492 (setup_prohibited_mode_move_regs): Likewise.
493 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
494 (record_address_regs): Change i to enum reg_class.
495 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
496 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
497 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
498 (GET_MODE_2XWIDER_MODE): Likewise.
499 (GET_CLASS_NARROWEST_MODE): Likewise.
500 * omp-low.c (expand_omp_for): Add cast to enum type.
501 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
502 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
503 * postreload.c (reload_cse_simplify_operands): Change rclass local
505 * predict.c (combine_predictions_for_insn): Change best_predictor
506 and predictor to enum br_predictor.
507 (combine_predictions_for_bb): Likewise.
508 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
509 use SET_PREDICT_EXPR_OUTCOME.
510 * real.c (real_arithmetic): Change icode to code in function call.
511 * reginfo.c (init_move_cost): Add casts to enum type.
512 (init_reg_sets_1, init_fake_stack_mems): Likewise.
513 * regmove.c (regclass_compatible_p): Change class0 and class1 to
515 * reload.c (find_valid_class): Add casts to enum type.
516 (push_reload): Change 0 to NO_REGS in function call.
517 (find_reloads): Change this_alternative to array of enum
518 reg_class. Remove some now-unnecessary casts.
519 (make_memloc): Change 0 to VOIDmode in function call.
520 * reload1.c (reload): Change 0 to VOIDmode in function call.
521 (eliminate_regs_1, elimination_effects): Likewise.
522 (eliminate_regs_in_insn): Likewise.
523 (emit_input_reload_insns): Add cast to enum type.
524 (delete_output_reload): Change 0 to VOIDmode in function call.
525 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
526 to enum type in function call.
527 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
528 (SET_PREDICT_EXPR_OUTCOME): Define.
529 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
530 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
531 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
532 (dump_function): Likewise.
533 * tree-dump.h: Update declarations.
534 * tree-pass.h: Update declarations.
535 * varasm.c (assemble_integer): Change mclass to enum mode_class.
536 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
538 (arm_rtx_costs_1): Correct parenthesization.
539 (arm_rtx_costs): Add casts to enum type.
540 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
541 (vfp_emit_fstmd): Use add_rg_note.
542 (emit_multi_reg_push, emit_sfm): Likewise.
543 (thumb_set_frame_pointer): Likewise.
544 (arm_expand_prologue): Likewise.
545 (arm_regno_class): Change return type to enum reg_class.
546 (thumb1_expand_prologue): Use add_reg_note.
547 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
548 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
550 * config/arm/gentune.sh: Add cast to enum type.
551 * config/arm/arm-tune.md: Rebuild.
552 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
553 (ix86_split_fp_branch, predict_jump): Likewise.
554 (ix86_expand_multi_arg_builtin): Change sub_code from enum
555 insn_code to enum rtx_code.
556 (ix86_builtin_vectorized_function): Add cast to enum type.
557 * config/i386/i386.md (truncdfsf2): Change slot to enum
559 (truncxf<mode>2, isinf<mode>2): Likewise.
560 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
562 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
563 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
564 (insert_bundle_state): Change 1 to INSERT in function call.
565 (ia64_add_bundle_selector_before): Likewise.
566 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
567 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
568 (restore_stack_nonlocal): Likewise.
569 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
571 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
573 (mips_rtx_costs): Likewise.
574 (mips_override_options): Add casts to enum type.
575 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
577 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
578 (store_reg, set_reg_plus_d): Likewise.
579 (hppa_expand_prologue, hppa_profile_hook): Likewise.
580 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
582 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
584 (emit_unlikely_jump): Use add_reg_note.
585 (rs6000_emit_allocate_stack): Likewise.
586 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
587 (output_toc): Change 1 to INSERT in function call.
588 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
589 (rs6000_initialize_trampoline): Likewise.
590 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
592 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
593 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
594 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
595 (save_gprs): Use add_reg_note.
596 (s390_emit_prologue): Likewise.
597 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
598 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
599 (sparc_fold_builtin): Add cast to enum type.
600 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
602 (spu_expand_prologue): Use add_reg_note.
603 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
605 2009-04-20 Ian Lance Taylor <iant@google.com>
607 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
608 (c_parser_postfix_expression_after_primary): Get VEC for list of
609 arguments. Get original types of arguments. Call
610 build_function_call_vec.
611 (cached_expr_list_1, cached_expr_list_2): New static variables.
612 (c_parser_expr_list): Change return type to VEC *. Add
613 p_orig_types parameter. Change all callers.
614 (c_parser_release_expr): New static function.
615 (c_parser_vec_to_tree_list): New static function.
616 * c-typeck.c (build_function_call): Rewrite to build a VEC and
617 call build_function_call_vec.
618 (build_function_call_vec): New function, based on old
620 (convert_arguments): Remove nargs and argarray parameters. Change
621 values to a VEC. Add origtypes parameter.
622 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
623 (convert_for_assignment): Add origtype parameter. Change all
624 callers. If warn_cxx_compat, check for conversion to an enum
625 type when calling a function.
626 (store_init_value): Add origtype parameter. Change all callers.
627 (digest_init): Likewise.
628 (struct init_node): Add origtype field.
629 (add_pending_init): Add origtype parameter. Change all callers.
630 (output_init_element): Likewise.
631 (output_pending_init_elements): Pass origtype from init_node to
633 (process_init_element): Pass origtype from c_expr to
635 (c_finish_return): Add origtype parameter. Change all callers.
636 * c-common.c (sync_resolve_size): Change params to VEC *. Change
638 (sync_resolve_params): Likewise.
639 (sync_resolve_return): Change params to first_param. Change caller.
640 (resolve_overloaded_builtins): Change params to VEC *. Change
641 callers. Save first parameter around call to build_function_call_vec.
642 * c-decl.c (finish_decl): Add origtype parameter. Change all
643 callers. Call build_function_call_vec rather than
644 build_function_call for cleanup.
645 * c-tree.h: Update declarations.
646 * c-common.h: Update declarations.
647 * stub-objc.c (objc_rewrite_function_call): Change parameter from
648 params to first_param.
649 * target.h (struct gcc_target): Change resolve_overloaded_builtin
650 params parameter from tree to void *.
651 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
652 Change arglist parameter to have type void *, and to be a pointer
654 * config/rs6000/rs6000-protos.h
655 (altivec_resolve_overloaded_builtin): Update declaration.
656 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
657 fnargs parameter to have type void *, and to be a pointer to a
658 VEC. Call build_function_call_vec instead of
660 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
662 2009-04-20 Joey Ye <joey.ye@intel.com>
663 Xuepeng Guo <xuepeng.guo@intel.com>
664 H.J. Lu <hongjiu.lu@intel.com>
666 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
668 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
669 (IX86_LEA_PRIORITY): Likewise.
670 (distance_non_agu_define): New function.
671 (distance_agu_use): Likewise.
672 (ix86_lea_for_add_ok): Likewise.
673 (ix86_dep_by_shift_count): Likewise.
675 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
676 should split for LEA.
678 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
680 (ix86_dep_by_shift_count): Likewise.
682 2009-04-20 Richard Guenther <rguenther@suse.de>
684 * expr.c (handled_component_p): Move ...
685 * tree.h (handled_component_p): ... here.
686 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
687 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
688 and REALPART_EXPR to be in one group.
690 2009-04-20 Richard Guenther <rguenther@suse.de>
692 * basic-block.h (get_all_dominated_blocks): Declare.
693 * dominance.c (get_all_dominated_blocks): New function.
694 * tree-cfg.c (get_all_dominated_blocks): Remove.
695 (remove_edge_and_dominated_blocks): Adjust.
696 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
697 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
698 instead of recursing.
700 2009-04-20 Doug Kwan <dougkwan@google.com>
702 * cgraph.h (cgraph_node_ptr): New type for vector functions.
703 (struct cgraph_node_set_def): New type.
704 (cgraph_node_set) New type. Also declare vector functions.
705 (struct cgraph_node_set_element_def): New type.
706 (cgraph_node_set_element): Ditto.
707 (cgraph_node_set_iterator): New iterator type.
708 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
709 cgraph_node_set_remove, dump_cgraph_node_set,
710 debug_cgraph_node_set): New prototypes.
711 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
712 cgraph_node_set_size): New inlines.
713 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
715 (struct ipa_opt_pass): Add struct cgraph_node_set_def
716 argument to function 'write_summary'.
717 * ipa.c: Include ggc.h.
718 (hash_cgraph_node_set_element,
719 eq_cgraph_node_set_element, cgraph_node_set_new,
720 cgraph_node_set_add, cgraph_node_set_remove,
721 cgraph_node_set_find, dump_cgraph_node_set,
722 debug_cgraph_node_set): New functions.
723 * Makefile.in (ipa.o): Add dependency on GGC_H.
725 2009-04-20 Ira Rosen <irar@il.ibm.com>
727 PR tree-optimization/39675
728 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
729 check of the return code of vect_schedule_slp. Check that
730 stmt_vec_info still exists for the statement, before checking its
733 2009-04-20 Michael Matz <matz@suse.de>
735 * Makefile.in (generated_files): Take out $(simple_generated_c).
737 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
739 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
740 (UINTPTR_TYPE): Likewise.
742 2009-04-19 Joseph Myers <joseph@codesourcery.com>
745 * c-typeck.c (digest_init): Check for initializing an array with a
748 2009-04-19 Joseph Myers <joseph@codesourcery.com>
751 * c-semantics.c (pop_stmt_list): Propagate
752 STATEMENT_LIST_HAS_LABEL to parent statement list.
754 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
756 * config/mips/mips.h (mips_tune_attr): New macro.
757 * config/mips/mips.md (cpu): Use it.
759 2009-04-19 Joseph Myers <joseph@codesourcery.com>
762 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
765 2009-04-19 Diego Novillo <dnovillo@google.com>
767 * toplev.c (compile_file): Move call to coverage_finish ...
768 * cgraphunit.c (ipa_passes): ... here.
769 Call cgraph_process_new_functions.
770 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
771 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
773 2009-04-19 Jan Hubicka <jh@suse.cz>
775 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
777 (dump_cgraph_node): Dump can throw external flag.
778 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
780 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
784 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
785 * common.opt (Wlogical-op): Move from here...
786 * c.opt (Wlogical-op): ... to here.
787 * c-typeck.c (parser_build_binary_op): Update call to
788 warn_logical_operator.
789 * c-opts.c (c_common_post_options): Enable warn_logical_op with
791 * c-common.c (warn_logical_op): Update.
792 * c-common.h (warn_logical_op): Update declaration.
794 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
796 * tree.c (protected_set_expr_location): Fix formatting.
798 2009-04-18 Joseph Myers <joseph@codesourcery.com>
801 * c-typeck.c (readonly_warning): new.
802 (build_unary_op, build_modify_expr): Use readonly_warning for
803 storing into something readonly but not const-qualified.
805 2009-04-18 Joseph Myers <joseph@codesourcery.com>
808 * c-typeck.c (build_unary_op): Check for taking address of
809 expression of type void.
811 2009-04-18 Joseph Myers <joseph@codesourcery.com>
814 * c-typeck.c (build_function_call): Check for calling a function
815 with qualified void return types. Call require_complete_type when
818 2009-04-18 Jan Hubicka <jh@suse.cz>
820 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
822 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
823 can_throw_external flag.
824 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
825 * ipa-pure-const.c (ignore_edge): New function.
826 (propagate): Compute order for NOTHROW computation; set NOTHROWs
827 only over can_throw_external edges.
828 (local_pure_const): Add nothrow flag.
829 * ipa-utils.c (searchc): Add ignore_edge callback.
830 (ipa_utils_reduced_inorder): Add ignore_edge callback.
831 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
832 (set_nothrow_function_flags): Update cgraph.
833 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
835 2009-04-18 Richard Guenther <rguenther@suse.de>
838 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
839 (fold_stmt): ... this and ...
840 (fold_stmt_inplace): ... this.
841 (fold_stmt_1): Fold references in calls and asms.
842 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
844 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
846 * tree-vrp.c (ssa_name_nonzero_p): Remove.
847 * tree.h: Remove the prototype for ssa_name_nonzero_p.
849 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
851 * tree.c (function_args_count): Remove.
852 * tree.h: Remove the prototype for function_args_count.
854 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
856 * tree-iterator.c (expr_only): Remove.
857 * tree.h: Remove the prototype for expr_only.
859 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
861 * reginfo.c (cannot_change_mode_set_regs): Remove.
862 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
864 2009-04-08 Anatoly Sokolov <aesok@post.ru>
866 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
867 whether operands 0 and 1 overlaps.
869 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
872 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
873 pointer. Use warning_at instead of warning.
874 (search_for_addr_array): Likewise.
875 (check_array_bounds): Likewise.
876 (check_all_array_refs): Check that the incoming edge is not in the
877 list of edges to be removed.
878 (check_all_array_refs): Avoid the temporal pointer.
879 (vrp_visit_cond_stmt): Fix typo.
880 (simplify_switch_using_ranges): Handle the case where the switch
881 index is an integer constant.
883 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
885 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
887 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
889 * doc/extend.texi, doc/invoke.texi: Fix typos.
891 2009-04-17 Cary Coutant <ccoutant@google.com>
893 * tree-flow-inline.h (get_lineno): Fix inverted test.
895 2009-04-17 Diego Novillo <dnovillo@google.com>
897 * tree-ssa-pre.c (create_expression_by_pieces): Remove
898 assertion for AVAIL_OUT.
900 2009-04-17 Mike Frysinger <vapier@gentoo.org>
903 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
904 * config/sh/linux-atomic.asm: Likewise.
906 2009-04-17 Diego Novillo <dnovillo@google.com>
908 * except.c (debug_eh_tree): New.
909 (struct eh_region, struct eh_status): Move ...
910 * except.h: ... here.
911 (add_type_for_runtime): Declare extern.
912 (lookup_type_for_runtime): Likewise.
913 (debug_eh_tree): Declare.
914 * Makefile.in (GTFILES): List except.h before except.c
916 2009-04-17 Diego Novillo <dnovillo@google.com>
918 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
919 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
920 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
921 (find_vars_r): ... here.
922 * tree-flow.h (find_referenced_vars_in): Declare.
923 * tree-ssa-pre.c (create_expression_by_pieces): Assert
924 that AVAIL_OUT exists for BLOCK.
925 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
926 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
927 (tree-parloops.o): Likewise.
929 2009-04-17 Simon Baldwin <simonb@google.com>
931 * toplev.c (default_tree_printer): Add handling for %E format.
933 2009-04-17 Diego Novillo <dnovillo@google.com>
935 * tree-pretty-print.c (dump_generic_node): Add break after
936 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
937 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
938 FUNCTION_TYPE together. Call print_struct_decl when printing
939 structures and TDF_SLIM is not given.
940 (print_struct_decl): Fix logic for detecting recursion.
942 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
945 * gcc.c (create_at_file): New.
946 (compile_input_file_p): New.
947 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
948 * main.c (main): Update call to toplev_main.
949 * toplev.c (toplev_main): Change signature. Call expandargv.
950 * toplev.h (toplev_main): Change signature.
952 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
954 * dwarf2out.c (field_byte_offset): Use the type size as the field size
955 if the latter is not constant.
957 2009-04-17 David Edelsohn <edelsohn@gnu.org>
959 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
961 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
963 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
964 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
966 2009-04-17 Richard Guenther <rguenther@suse.de>
968 * tree-ssa-structalias.c (get_constraint_for_component_ref):
969 Handle component references view-converting an invariant address.
971 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
973 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
974 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
975 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
976 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
977 Use @deftypevr rather than @deftypevar.
979 2009-04-17 Richard Guenther <rguenther@suse.de>
981 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
982 (get_prop_source_stmt): Likewise.
983 (can_propagate_from): Likewise.
985 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
987 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
988 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
989 (--with-multilib-list): Add default value.
990 * configure: Regenerate.
991 * Makefile.in (TM_ENDIAN_CONFIG): Define.
992 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
993 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
994 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
995 Don't add default cpu to multilib list unnecessarily, but do enable
996 the relevant compiler option..
997 Add support for --with-multilib-list=<blank> and
998 --with-multilib-list=!<somelib> to supress unwanted multilibs.
999 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1000 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1001 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1003 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1004 (MULTILIB_OSDIRNAMES): New variable.
1005 * config/sh/t-1e: Delete file.
1006 * config/sh/t-mlib-sh1: Delete file.
1007 * config/sh/t-mlib-sh2: Delete file.
1008 * config/sh/t-mlib-sh2a: Delete file.
1009 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1010 * config/sh/t-mlib-sh2a-single: Delete file.
1011 * config/sh/t-mlib-sh2a-single-only: Delete file.
1012 * config/sh/t-mlib-sh2e: Delete file.
1013 * config/sh/t-mlib-sh3e: Delete file.
1014 * config/sh/t-mlib-sh4: Delete file.
1015 * config/sh/t-mlib-sh4-nofpu: Delete file.
1016 * config/sh/t-mlib-sh4-single: Delete file.
1017 * config/sh/t-mlib-sh4-single-only: Delete file.
1018 * config/sh/t-mlib-sh4a: Delete file.
1019 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1020 * config/sh/t-mlib-sh4a-single: Delete file.
1021 * config/sh/t-mlib-sh4a-single-only: Delete file.
1022 * config/sh/t-mlib-sh4al: Delete file.
1023 * config/sh/t-mlib-sh5-32media: Delete file.
1024 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1025 * config/sh/t-mlib-sh5-64media: Delete file.
1026 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1027 * config/sh/t-mlib-sh5-compact: Delete file.
1028 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1029 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1030 * doc/install.texi (Options specification): Add
1031 --with-multilib-list and --with-endian.
1033 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1035 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1037 (OBJS-common): Add plugin-version.o.
1038 (plugin-version.o): New.
1039 * gcc-plugin.h (plugin_gcc_version): New.
1040 (plugin_default_version_check): New.
1041 (plugin_init_func, plugin_init): Add version argument.
1042 * plugin-version.c: New.
1043 * plugin.c (str_plugin_gcc_version_name): New.
1044 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1045 pass it to the init function.
1046 (plugin_default_version_check): New.
1048 2009-04-17 Richard Guenther <rguenther@suse.de>
1050 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1051 for decl-vs-decl disambiguation.
1053 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1055 * config/s390/s390.h (s390_tune_attr): New macro definition.
1056 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1058 2009-04-17 Richard Guenther <rguenther@suse.de>
1060 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1061 (fold_stmt_r): Likewise.
1062 (maybe_fold_reference): New function.
1063 (fold_gimple_assign): Handle cases fold_stmt_r did.
1064 (fold_stmt): Do not use fold_stmt_r.
1065 (fold_stmt_inplace): Likewise.
1067 2009-04-17 Richard Guenther <rguenther@suse.de>
1069 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1070 (record_equivalences_from_stmt): Remove useless checks and
1072 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1073 the type is already suitable.
1075 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1077 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1079 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1081 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1082 (CMPtype): Define as __gcc_CMPtype.
1084 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1086 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1087 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1089 2009-04-17 Richard Guenther <rguenther@suse.de>
1091 PR tree-optimization/39746
1092 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1093 special-casing for builtins and static variable use/def.
1094 (call_may_clobber_ref_p_1): Likewise.
1096 2009-04-16 Ian Lance Taylor <iant@google.com>
1098 * df.h: Include "timevar.h".
1099 (struct df_problem): Change tv_id field to timevar_id_t.
1100 * tree-pass.h: Include "timevar.h".
1101 (struct opt_pass): Change tv_id field to timevar_id_t.
1102 * timevar.h (timevar_id_t): Define TV_NONE.
1103 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1104 TV_NONE rather than tv_id != 0.
1105 (execute_one_pass): Likewise.
1106 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1107 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1108 dependencies to $(TREE_PASS_H).
1109 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1111 (pass_branch_target_load_optimize2): Likewise.
1112 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1113 (pass_outof_cfg_layout_mode): Likewise.
1114 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1115 (pass_rebuild_cgraph_edges): Likewise.
1116 (pass_remove_cgraph_callee_edges): Likewise.
1117 * df-core.c (pass_df_initialize_opt): Likewise.
1118 (pass_df_initialize_no_opt): Likewise.
1119 (pass_df_finish): Likewise.
1120 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1121 * except.c (pass_set_nothrow_function_flags): Likewise.
1122 (pass_convert_to_eh_region_ranges): Likewise.
1123 * final.c (pass_compute_alignments): Likewise.
1124 * function.c (pass_instantiate_virtual_regs): Likewise.
1125 (pass_init_function): Likewise.
1126 (pass_leaf_regs): Likewise.
1127 (pass_match_asm_constraints): Likewise.
1128 * gimple-low.c (pass_lower_cf): Likewise.
1129 (pass_mark_used_blocks): Likewise.
1130 * init-regs.c (pass_initialize_regs): Likewise.
1131 * integrate.c (pass_initial_value_sets): Likewise.
1132 * ira.c (pass_ira): Likewise.
1133 * jump.c (pass_cleanup_barriers): Likewise.
1134 * omp-low.c (pass_expand_omp): Likewise.
1135 (pass_lower_omp): Likewise.
1136 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1137 * recog.c (pass_split_all_insns): Likewise.
1138 (pass_split_after_reload): Likewise.
1139 (pass_split_before_regstack): Likewise.
1140 (pass_split_before_sched2): Likewise.
1141 (pass_split_for_shorten_branches): Likewise.
1142 * reginfo.c (pass_reginfo_init): Likewise.
1143 (pass_subregs_of_mode_init): Likewise.
1144 (pass_subregs_of_mode_finish): Likewise.
1145 * passes.c (pass_postreload): Likewise.
1146 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1147 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1148 (pass_warn_function_return): Likewise.
1149 (pass_warn_function_noreturn): Likewise.
1150 * tree-complex.c (pass_lower_complex): Likewise.
1151 (pass_lower_complex_O0): Likewise.
1152 * tree-if-conv.c (pass_if_conversion): Likewise.
1153 * tree-into-ssa.c (pass_build_ssa): Likewise.
1154 * tree-mudflap.c (pass_mudflap_1): Likewise.
1155 (pass_mudflap_2): Likewise.
1156 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1157 (pass_mudflap_2): Likewise.
1158 * tree-nrv.c (pass_return_slot): Likewise.
1159 * tree-object-size.c (pass_object_sizes): Likewise.
1160 * tree-optimize.c (pass_all_optimizations): Likewise.
1161 (pass_early_local_passes): Likewise.
1162 (pass_all_early_optimizations): Likewise.
1163 (pass_cleanup_cfg): Likewise.
1164 (pass_cleanup_cfg_post_optimizing): Likewise.
1165 (pass_free_datastructures): Likewise.
1166 (pass_free_cfg_annotations): Likewise.
1167 (pass_fixup_cfg): Likewise.
1168 (pass_init_datastructures): Likewise.
1169 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1170 (pass_late_warn_uninitialized): Likewise.
1171 (pass_update_address_taken): Likewise.
1172 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1173 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1174 (pass_cse_sincos): Likewise.
1175 (pass_convert_to_rsqrt): Likewise.
1176 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1177 * tree-stdarg.c (pass_stdarg): Likewise.
1178 * tree-tailcall.c (pass_tail_recursion): Likewise.
1179 (pass_tail_calls): Likewise.
1180 * tree-vect-generic.c (pass_lower_vector): Likewise.
1181 (pass_lower_vector_ssa): Likewise.
1182 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1184 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1186 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1188 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1190 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1191 logical and signext.
1193 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1196 * config/sh/predicates.md (arith_operand): Check if the operand
1197 of TRUNCATE is a REG.
1199 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1201 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1202 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1204 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1206 * tree-iterator.c (tsi_split_statement_list_after,
1207 tsi_split_statement_list_before): Remove.
1208 * tree-iterator.h: Remove the prototypes for
1209 tsi_split_statement_list_after and tsi_split_statement_list_before.
1211 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1213 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
1214 * tree-ssa-propagate.h: Remove the prototype for
1215 stmt_makes_single_load.
1217 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1219 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
1220 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
1222 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1224 * tree-iterator.c (EXPR_LAST_BODY): Remove.
1226 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1228 * except.c (eh_region_outer_p): Remove.
1229 * except.h: Remove the prototype for eh_region_outer_p.
1231 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1233 * function.c (current_function_assembler_name): Remove.
1234 * function.h: Remove the prototype for
1235 current_function_assembler_name.
1237 2009-04-16 Ian Lance Taylor <iant@google.com>
1239 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
1240 (add_reg_note): Call alloc_reg_note.
1241 * rtl.h (alloc_reg_note): Declare.
1242 * combine.c (try_combine): Use alloc_reg_note.
1243 (recog_for_combine, move_deaths): Likewise.
1244 (distribute_notes): Use alloc_reg_note and add_reg_note.
1245 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
1246 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
1247 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
1249 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
1251 PR rtl-optimization/39762
1252 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
1253 ira_may_move_out_cost): Add comments about way of their usage.
1254 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
1256 * ira-conflicts.c (process_regs_for_copy): Use function
1257 ira_get_register_move_cost instead of global
1258 ira_register_move_cost.
1260 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
1261 color_pass, move_spill_restore, update_curr_costs): Ditto.
1263 * ira-lives.c (process_single_reg_class_operands): Ditto.
1265 * ira-emit.c (emit_move_list): Ditto.
1267 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
1268 (record_reg_classes): Ditto. Use functions
1269 ira_get_register_move_cost and ira_get_may_move_cost instead of
1270 global vars ira_register_move_cost, ira_may_move_out_cost and
1271 ira_may_move_in_cost.
1272 (record_address_regs): Don't call ira_init_register_move_cost.
1273 Use function ira_get_may_move_cost instead of global
1274 ira_may_move_in_cost.
1275 (process_bb_node_for_hard_reg_moves): Use function
1276 ira_get_register_move_cost instead of global ira_register_move_cost.
1277 (ira_costs): Don't call ira_init_register_move_cost.
1279 2009-04-16 Richard Guenther <rguenther@suse.de>
1281 * tree-cfg.c (verify_gimple_assign_binary):
1282 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
1283 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
1284 (create_general_new_stmt): Note that this function is broken.
1286 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1288 * common.opt (fhelp): Add Var(help_flag).
1289 * gcc-plugin.h (plugin_info): Add help.
1290 * plugin.c (plugin_name_args): Add help.
1291 (register_plugin_info): Set plugin->help.
1292 (print_help_one_plugin): New.
1293 (print_plugins_help): New.
1294 * plugin.h (print_plugins_help): New.
1295 * toplev.c (toplev_main): Call print_plugins_help if needed.
1297 2009-04-16 Richard Guenther <rguenther@suse.de>
1299 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
1300 (gimple_ior_addresses_taken_1): New function.
1301 (gimple_ior_addresses_taken): Likewise.
1302 * gimple.h (struct gimple_statement_with_ops_base): Remove
1303 addresses_taken member.
1304 (gimple_ior_addresses_taken): Declare.
1305 (gimple_addresses_taken, gimple_addresses_taken_ptr,
1306 gimple_set_addresses_taken): Remove.
1307 * ipa-reference.c (mark_address): New function.
1308 (scan_stmt_for_static_refs): Use it for marking addresses taken.
1309 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
1310 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
1311 (gimple_add_to_addresses_taken): Remove.
1312 (get_tmr_operands): Call mark_address_taken.
1313 (get_asm_expr_operands): Likewise.
1314 (get_expr_operands): Likewise.
1315 (build_ssa_operands): Do not clear the addresses_taken bitmap.
1316 (free_stmt_operands): Do not free it.
1317 * tree-ssa.c (delete_tree_ssa): Likewise.
1318 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
1320 2009-04-16 Richard Guenther <rguenther@suse.de>
1322 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
1323 (walk_stmt_load_store_ops): Likewise.
1324 * gimple.c (get_base_loadstore): New function.
1325 (walk_stmt_load_store_addr_ops): Likewise.
1326 (walk_stmt_load_store_ops): Likewise.
1327 * ipa-pure-const.c (check_op): Simplify.
1328 (check_load, check_store): New functions.
1329 (check_stmt): Use walk_stmt_load_store_ops.
1330 * ipa-reference.c (mark_load): Adjust signature.
1331 (mark_store): Likewise.
1332 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
1334 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1336 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
1338 * opts.c (common_handle_option): Don't call print_version.
1339 * plugin.c (plugin_name_args): Add version.
1340 (register_plugin_info): New.
1341 (register_callback): Handle PLUGIN_INFO.
1342 (try_init_one_plugin): New.
1343 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
1345 (finalize_one_plugin): New.
1346 (finalize_plugins): New.
1347 (print_one_plugin): New.
1348 (print_plugins_versions): New.
1349 * plugin.h (print_plugins_versions): New.
1350 (finalize_plugins): New.
1351 * toplev.c (compile_file): Don't call initialize_plugins.
1352 (print_version): Call print_plugins_versions.
1353 (toplev_main): Call initialize_plugins. Print version if needed.
1354 Call finalize_plugins.
1356 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1358 * common.opt (fversion): New.
1359 * gcc.c (print_version): New.
1360 (process_command): Don't print the version. Just set print_version.
1361 (main): Print version. Call subprocesses if print_version and
1362 verbose_flag are set.
1363 * opts.c (common_handle_option): Handle OPT_fversion.
1365 2009-04-16 Richard Guenther <rguenther@suse.de>
1366 Ira Rosen <irar@il.ibm.com>
1368 PR tree-optimization/39698
1369 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
1370 type of the reduction variable. Only generate the def if
1373 * omp-low.c (expand_omp_for_generic): When converting to a pointer
1374 make sure to first convert to an integer of the same precision.
1375 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
1376 the type of the evolution correctly in computing the new
1377 induction variable base.
1379 2009-04-16 Richard Guenther <rguenther@suse.de>
1382 * tree-cfg.c (make_blocks): Split statements with to-be
1383 abnormal SSA names on the lhs.
1385 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
1387 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
1388 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
1389 * c-typeck.c (really_start_incremental_init): Likewise.
1390 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
1391 (TARGET_INITIALIZER): Remove it.
1392 * target.h (struct target): Remove vector_opaque_p.
1393 * tree.c (build_opaque_vector_type): New.
1394 * tree.h (TYPE_VECTOR_OPAQUE): New.
1395 (build_opaque_vector_type): Declare.
1396 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
1397 * config/rs6000/rs6000.c (build_opaque_vector_type,
1398 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
1399 (rs6000_init_builtins): Use build_opaque_vector_type for
1400 opaque_V4SI_type_node.
1402 2009-04-15 Catherine Moore <clm@codesourcery.com>
1404 * debug.h (set_name): Declare.
1405 * dwarf2out.c (dwarf2out_set_name): Declare.
1406 (dwarf2_debug_hooks): Add set_name.
1407 (find_AT_string): New.
1408 (add_AT_string): Call find_AT_string.
1409 (dwarf2out_set_name): New.
1410 * cp/decl.c (grokdeclarator): Call set_name.
1411 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
1412 * debug.c (do_nothing_debug_hooks): Likewise.
1413 * dbxout.c (dbx_debug_hooks): Likewise.
1414 * sdbout.c (sdb_debug_hooks): Likewise.
1416 2009-04-15 Michael Eager <eager@eagercon.com>
1418 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
1419 reg for single-precision FPU.
1420 * config/rs6000/rs6000.md (movsi_internal1): Only for
1422 (movsi_internal1_single): New. Add pattern to move SI values to/from
1423 single-precision FP regs.
1425 2009-04-15 Richard Guenther <rguenther@suse.de>
1427 * omp-low.c (lower_rec_input_clauses): Build correct address
1429 (expand_omp_for_generic): Fix multiplication type.
1430 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
1431 (generate_memset_zero): Fix types.
1432 * tree-profile.c (prepare_instrumented_value): Correctly
1435 2009-04-15 Ian Lance Taylor <iant@google.com>
1437 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
1438 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
1439 for -Wall and for -Wc++-compat.
1440 (c_common_post_options): For C++, set warn_enum_compare if not
1442 * c-tree.h (struct c_expr): Add field original_type.
1443 (build_external_ref): Update declaration.
1444 * c-parser.c (c_parser_braced_init): Set original_type.
1445 (c_parser_initelt): Likewise.
1446 (c_parser_expr_no_commas): Likewise.
1447 (c_parser_conditional_expression): Likewise.
1448 (c_parser_cast_expression): Likewise.
1449 (c_parser_unary_expression): Likewise. Pull setting of
1450 original_code to top of function.
1451 (c_parser_sizeof_expression): Set original_type.
1452 (c_parser_alignof_expression): Likewise.
1453 (c_parser_postfix_expression): Likewise. Pull setting of
1454 original_code to top of function.
1455 (c_parser_postfix_expression_after_paren_type): Set original_type.
1456 (c_parser_postfix_expression_after_primary): Likewise.
1457 (c_parser_expression): Likewise.
1458 * c-typeck.c (build_external_ref): Add type parameter. Change all
1460 (c_expr_sizeof_expr): Set original_type field.
1461 (parser_build_unary_op): Likewise.
1462 (parser_build_binary_op): Likewise. Optionally warn about
1463 comparisons of enums of different types.
1464 (digest_init): Set original_type field.
1465 (really_start_incremental_init): Likewise.
1466 (push_init_level, pop_init_level): Likewise.
1467 * doc/invoke.texi (Warning Options): -Wenum-compare now
1470 2009-04-15 Richard Guenther <rguenther@suse.de>
1472 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
1473 out a necessary conversion.
1474 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
1475 names we didn't value number.
1476 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
1478 2009-04-15 Richard Guenther <rguenther@suse.de>
1480 PR tree-optimization/39764
1481 * tree-ssa-ccp.c (get_value): Canonicalize value with
1482 canonicalize_float_value.
1484 2009-04-15 Jan Hubicka <jh@suse.cz>
1486 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
1487 Wrong version of patch.
1489 2009-04-15 Jan Hubicka <jh@suse.cz>
1491 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
1493 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
1495 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
1496 our distinct integral and vector types.
1498 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
1500 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
1501 * init.c (build_vtbl_address): Remove call to assemble_external.
1503 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
1505 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
1506 output for other floating point modes.
1508 2009-04-14 Diego Novillo <dnovillo@google.com>
1510 * diagnostic.c (diagnostic_report_diagnostic): Do not
1511 warn about loaded plugins for DK_ERROR and DK_WARNING.
1512 * c-decl.c (declspecs_add_type): Move call to
1513 invoke_plugin_callbacks ...
1514 * c-parser.c (c_parser_declspecs): ... here.
1515 * plugin.c (dump_active_plugins): Tidy output.
1517 2009-04-14 Diego Novillo <dnovillo@google.com>
1518 Le-Chun Wu <lcwu@google.com>
1520 * configure.ac: Add --enable-plugin support.
1521 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
1522 * Makefile.in (PLUGIN_H): Define.
1523 Export ENABLE_PLUGIN and GMPINC to site.exp.
1524 Add PLUGINLIBS to link command.
1525 Add/modify dependencies for plugin.o and files including plugin.h.
1527 * config.in: Regenerate.
1529 * opts.c (common_handle_option): Handle OPT_fplugin_ and
1532 2009-04-14 Le-Chun Wu <lcwu@google.com>
1534 * tree-pass.h (register_one_dump_file): Add a prototype for
1535 register_one_dump_file.
1536 * toplev.c (compile_file): Call initialize_plugins.
1537 (do_compile): Call invoke_plugin_callbacks.
1538 (toplev_main): Call invoke_plugin_callbacks.
1539 * common.opt: Add -fplugin= and -fplugin-arg-.
1540 * gcc-plugin.h: New public header file for plugins to include.
1541 * plugin.c: New source file.
1542 * plugin.h: New internal header file.
1543 * passes.c (register_one_dump_file): Make it external.
1545 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
1547 2009-04-14 Diego Novillo <dnovillo@google.com>
1549 * doc/plugins.texi: New.
1550 * doc/gccint.texi: Add reference to Plugins chapter.
1551 * doc/invoke.texi: Document -fplugin and -fplugin-arg
1552 * diagnostic.c (diagnostic_report_diagnostic): Warn about
1553 loaded plugins, if any.
1554 * timevar.def (TV_PLUGIN_INIT): Define.
1555 (TV_PLUGIN_RUN): Define.
1556 * plugin.c: Include timevar.h
1557 (plugins_active_p): New.
1558 (dump_active_plugins): New.
1559 (debug_active_plugins): New.
1561 2009-04-14 Joseph Myers <joseph@codesourcery.com>
1563 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
1565 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
1567 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
1569 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
1570 the same as a minus without a shift.
1572 2009-04-14 Nick Clifton <nickc@redhat.com>
1574 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
1575 comparisons with small integers will always produce a short
1578 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
1581 2008-12-19 Diego Novillo <dnovillo@google.com>
1583 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
1585 2009-04-14 Richard Guenther <rguenther@suse.de>
1587 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
1589 (verify_gimple_assign_binary): Likewise. Handle shifts and
1591 (verify_gimple_phi): Print the mismatched argument position.
1592 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1594 (vect_update_init_of_dr): Likewise.
1595 * matrix-reorg.c (transform_access_sites): Do what the
1597 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
1599 2009-04-13 Michael Eager <eager@eagercon.com>
1601 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
1602 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
1603 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
1604 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
1605 remove duplicate config
1607 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1609 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
1610 file_name:line_number type locator of the call site.
1612 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
1614 * genautomata.c: Put blank after comma.
1615 (automaton_decls): New.
1616 (struct unit_usage): Add comments to member next.
1617 (store_alt_unit_usage): Keep the list ordered.
1618 (unit_present_on_list_p, equal_alternatives_p): New.
1619 (check_regexp_units_distribution): Check units distribution
1620 correctness correctly.
1621 (main): Don't write automata if error is found. Return correct
1624 * config/m68k/cf.md (cfv4_ds): Remove.
1625 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
1626 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
1628 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
1629 power4-load-ext, power4-store, power4-store-update,
1630 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
1631 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
1632 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
1633 power4-sqrt, power4-isync): Modify reservation to make correct
1634 unit distribution to automata.
1636 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
1637 power5-store-update, power5-two, power5-three, power5-lmul,
1638 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
1640 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
1642 * except.c (pass_set_nothrow_function_flags): Set name and add
1644 (set_nothrow_function_flags): Mention in the dump file when
1645 changing a function to nothrow.
1647 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
1650 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
1651 instead of unsigned long.
1653 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1655 * config/arm/arm.c (return_used_this_function): Remove.
1656 (arm_output_function_prologue): Remove use of
1657 return_used_this_function.
1658 (output_return_instruction): Replace use of
1659 return_used_this_function
1660 by cfun->machine->return_used_this_function.
1661 (arm_output_epilogue): Likewise.
1662 (arm_output_function_epilogue): Likewise.
1663 (thumb_unexpanded_epilogue): Likewise.
1664 * config/arm/arm.h (struct machine_function):
1665 New member return_used_this_function.
1667 2009-04-12 Mark Mitchell <mark@codesourcery.com>
1669 * doc/install.texi: Correct description of default directory for
1670 --with-gxx-include-dir.
1672 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
1674 * fold-const.c (build_range_check): Properly deal with enumeral and
1677 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
1679 * doc/invoke.texi (max_gcse_passes): Remove documentation.
1680 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
1681 * params.h (MAX_GCSE_PASSES): Remove.
1682 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
1683 in sequence. Remove ability to run multiple passes.
1684 (bypass_jumps): Report run as third CPROP pass.
1686 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
1689 * except.c (can_throw_external): Look at each insn in a SEQUENCE
1690 when deciding whether the whole SEQUENCE can throw.
1692 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
1695 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
1696 offseted label references.
1698 2009-04-11 Jan Hubicka <jh@suse.cz>
1700 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
1702 2009-04-11 Richard Guenther <rguenther@suse.de>
1705 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
1706 return variables as TREE_ADDRESSABLE.
1708 2009-04-11 Richard Guenther <rguenther@suse.de>
1710 PR tree-optimization/39713
1711 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
1712 reference trees have SSA_NAME operands.
1714 2009-04-11 Richard Guenther <rguenther@suse.de>
1717 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
1718 address expressions.
1720 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
1722 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
1723 match changes in Cygwin 1.7
1724 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1725 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
1727 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1729 PR tree-optimization/39701
1730 * doc/invoke.texi (Optimization Options): Document change in
1731 meaning and initialization of -fdelete-null-pointer-checks.
1733 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1736 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
1738 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
1741 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
1743 2009-04-10 Chao-ying Fu <fu@mips.com>
1745 * doc/tm.texi (Instruction Output): Document
1746 TARGET_ASM_FINAL_POSTSCAN_INSN.
1747 * target.h (final_postscan_insn): New field in asm_out.
1748 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
1749 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
1750 * final.c (final_scan_insn): Call
1751 targetm.asm_out.final_postscan_insn after outputting
1752 an asm macro and a normal instruction.
1754 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
1755 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
1756 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
1757 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
1758 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
1760 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1763 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
1764 variables as non-NULL even with -fdelete-null-pointer-checks.
1766 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1768 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
1770 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
1773 * config/i386/i386.c (classify_argument): Handle SCmode with
1774 (bit_offset % 64) != 0.
1776 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
1778 * doc/invoke.texi (Optimize Options): Add cross-reference to
1779 -Q --help=optimizers examples.
1781 2009-04-10 Ben Elliston <bje@au.ibm.com>
1784 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
1785 regalign for the reg == fpr and TDmode case.
1787 2009-04-09 David Ayers <ayers@fsfe.org>
1790 * objc/objc-act.c (warn_with_method): Remove helper function.
1791 (check_duplicates): Call warning and inform directly.
1792 (really_start_method): Likewise.
1794 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1796 * expmed.c (expand_divmod): Always use a comparison for a division
1797 by a large unsigned integer.
1799 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
1800 for things others than variables or functions as nonzero.
1802 2009-04-09 Nick Clifton <nickc@redhat.com>
1804 * unwind-compat.c: Change copyright header to refer to version
1805 3 of the GNU General Public License with version 3.1 of the
1806 GCC Runtime Library Exception and to point readers at the
1807 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
1808 * config/alpha/crtfastmath.c: Likewise.
1809 * config/alpha/linux-unwind.h: Likewise.
1810 * config/alpha/qrnnd.asm: Likewise.
1811 * config/alpha/vms-crt0-64.c: Likewise.
1812 * config/alpha/vms-crt0.c: Likewise.
1813 * config/alpha/vms-dwarf2.asm: Likewise.
1814 * config/alpha/vms-dwarf2eh.asm: Likewise.
1815 * config/alpha/vms-psxcrt0-64.c: Likewise.
1816 * config/alpha/vms-psxcrt0.c: Likewise.
1817 * config/alpha/vms_tramp.asm: Likewise.
1818 * config/arc/initfini.c: Likewise.
1819 * config/arc/lib1funcs.asm: Likewise.
1820 * config/arm/bpabi-v6m.S: Likewise.
1821 * config/arm/bpabi.S: Likewise.
1822 * config/arm/bpabi.c: Likewise.
1823 * config/arm/crti.asm: Likewise.
1824 * config/arm/crtn.asm: Likewise.
1825 * config/arm/ieee754-df.S: Likewise.
1826 * config/arm/ieee754-sf.S: Likewise.
1827 * config/arm/lib1funcs.asm: Likewise.
1828 * config/arm/libunwind.S: Likewise.
1829 * config/arm/linux-atomic.c: Likewise.
1830 * config/arm/mmintrin.h: Likewise.
1831 * config/arm/pr-support.c: Likewise.
1832 * config/arm/unaligned-funcs.c: Likewise.
1833 * config/arm/unwind-arm.c: Likewise.
1834 * config/arm/unwind-arm.h: Likewise.
1835 * config/avr/libgcc.S: Likewise.
1836 * config/bfin/crti.s: Likewise.
1837 * config/bfin/crtlibid.s: Likewise.
1838 * config/bfin/crtn.s: Likewise.
1839 * config/bfin/lib1funcs.asm: Likewise.
1840 * config/bfin/linux-unwind.h: Likewise.
1841 * config/cris/arit.c: Likewise.
1842 * config/cris/cris_abi_symbol.c: Likewise.
1843 * config/darwin-64.c: Likewise.
1844 * config/darwin-crt2.c: Likewise.
1845 * config/darwin-crt3.c: Likewise.
1846 * config/darwin.h: Likewise.
1847 * config/dbxelf.h: Likewise.
1848 * config/dfp-bit.c: Likewise.
1849 * config/dfp-bit.h: Likewise.
1850 * config/elfos.h: Likewise.
1851 * config/fixed-bit.c: Likewise.
1852 * config/fixed-bit.h: Likewise.
1853 * config/fp-bit.c: Likewise.
1854 * config/fp-bit.h: Likewise.
1855 * config/fr30/crti.asm: Likewise.
1856 * config/fr30/crtn.asm: Likewise.
1857 * config/fr30/lib1funcs.asm: Likewise.
1858 * config/freebsd-spec.h: Likewise.
1859 * config/frv/cmovd.c: Likewise.
1860 * config/frv/cmovh.c: Likewise.
1861 * config/frv/cmovw.c: Likewise.
1862 * config/frv/frvbegin.c: Likewise.
1863 * config/frv/frvend.c: Likewise.
1864 * config/frv/lib1funcs.asm: Likewise.
1865 * config/glibc-stdint.h: Likewise.
1866 * config/h8300/clzhi2.c: Likewise.
1867 * config/h8300/crti.asm: Likewise.
1868 * config/h8300/crtn.asm: Likewise.
1869 * config/h8300/ctzhi2.c: Likewise.
1870 * config/h8300/fixunssfsi.c: Likewise.
1871 * config/h8300/lib1funcs.asm: Likewise.
1872 * config/h8300/parityhi2.c: Likewise.
1873 * config/h8300/popcounthi2.c: Likewise.
1874 * config/i386/ammintrin.h: Likewise.
1875 * config/i386/att.h: Likewise.
1876 * config/i386/avxintrin.h: Likewise.
1877 * config/i386/biarch64.h: Likewise.
1878 * config/i386/bmmintrin.h: Likewise.
1879 * config/i386/cpuid.h: Likewise.
1880 * config/i386/cross-stdarg.h: Likewise.
1881 * config/i386/crtfastmath.c: Likewise.
1882 * config/i386/crtprec.c: Likewise.
1883 * config/i386/cygming-crtbegin.c: Likewise.
1884 * config/i386/cygming-crtend.c: Likewise.
1885 * config/i386/cygwin.asm: Likewise.
1886 * config/i386/emmintrin.h: Likewise.
1887 * config/i386/gmm_malloc.h: Likewise.
1888 * config/i386/gthr-win32.c: Likewise.
1889 * config/i386/i386.h: Likewise.
1890 * config/i386/immintrin.h: Likewise.
1891 * config/i386/linux-unwind.h: Likewise.
1892 * config/i386/linux64.h: Likewise.
1893 * config/i386/mm3dnow.h: Likewise.
1894 * config/i386/mmintrin-common.h: Likewise.
1895 * config/i386/mmintrin.h: Likewise.
1896 * config/i386/nmmintrin.h: Likewise.
1897 * config/i386/pmm_malloc.h: Likewise.
1898 * config/i386/pmmintrin.h: Likewise.
1899 * config/i386/smmintrin.h: Likewise.
1900 * config/i386/sol2-c1.asm: Likewise.
1901 * config/i386/sol2-ci.asm: Likewise.
1902 * config/i386/sol2-cn.asm: Likewise.
1903 * config/i386/sol2-gc1.asm: Likewise.
1904 * config/i386/tmmintrin.h: Likewise.
1905 * config/i386/unix.h: Likewise.
1906 * config/i386/w32-unwind.h: Likewise.
1907 * config/i386/wmmintrin.h: Likewise.
1908 * config/i386/x86-64.h: Likewise.
1909 * config/i386/x86intrin.h: Likewise.
1910 * config/i386/xmmintrin.h: Likewise.
1911 * config/ia64/crtbegin.asm: Likewise.
1912 * config/ia64/crtend.asm: Likewise.
1913 * config/ia64/crtfastmath.c: Likewise.
1914 * config/ia64/crti.asm: Likewise.
1915 * config/ia64/crtn.asm: Likewise.
1916 * config/ia64/fde-glibc.c: Likewise.
1917 * config/ia64/lib1funcs.asm: Likewise.
1918 * config/ia64/linux-unwind.h: Likewise.
1919 * config/ia64/quadlib.c: Likewise.
1920 * config/ia64/unwind-ia64.c: Likewise.
1921 * config/linux.h: Likewise.
1922 * config/m32c/m32c-lib1.S: Likewise.
1923 * config/m32c/m32c-lib2-trapv.c: Likewise.
1924 * config/m32c/m32c-lib2.c: Likewise.
1925 * config/m32r/initfini.c: Likewise.
1926 * config/m68hc11/larith.asm: Likewise.
1927 * config/m68hc11/m68hc11-crt0.S: Likewise.
1928 * config/m68k/cf.md: Likewise.
1929 * config/m68k/crti.s: Likewise.
1930 * config/m68k/crtn.s: Likewise.
1931 * config/m68k/lb1sf68.asm: Likewise.
1932 * config/m68k/linux-unwind.h: Likewise.
1933 * config/mcore/crti.asm: Likewise.
1934 * config/mcore/crtn.asm: Likewise.
1935 * config/mcore/lib1.asm: Likewise.
1936 * config/mips/linux-unwind.h: Likewise.
1937 * config/mips/loongson.h: Likewise.
1938 * config/mips/mips16.S: Likewise.
1939 * config/mmix/crti.asm: Likewise.
1940 * config/mmix/crtn.asm: Likewise.
1941 * config/pa/fptr.c: Likewise.
1942 * config/pa/hpux-unwind.h: Likewise.
1943 * config/pa/lib2funcs.asm: Likewise.
1944 * config/pa/linux-atomic.c: Likewise.
1945 * config/pa/linux-unwind.h: Likewise.
1946 * config/pa/milli64.S: Likewise.
1947 * config/pa/quadlib.c: Likewise.
1948 * config/pa/stublib.c: Likewise.
1949 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1950 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1951 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1952 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1953 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1954 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1955 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1956 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1957 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1958 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1959 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1960 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1961 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1962 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1963 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1964 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1965 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1966 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1967 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1968 * config/rs6000/750cl.h: Likewise.
1969 * config/rs6000/altivec.h: Likewise.
1970 * config/rs6000/biarch64.h: Likewise.
1971 * config/rs6000/crtresfpr.asm: Likewise.
1972 * config/rs6000/crtresgpr.asm: Likewise.
1973 * config/rs6000/crtresxfpr.asm: Likewise.
1974 * config/rs6000/crtresxgpr.asm: Likewise.
1975 * config/rs6000/crtsavfpr.asm: Likewise.
1976 * config/rs6000/crtsavgpr.asm: Likewise.
1977 * config/rs6000/darwin-asm.h: Likewise.
1978 * config/rs6000/darwin-fallback.c: Likewise.
1979 * config/rs6000/darwin-fpsave.asm: Likewise.
1980 * config/rs6000/darwin-ldouble.c: Likewise.
1981 * config/rs6000/darwin-tramp.asm: Likewise.
1982 * config/rs6000/darwin-unwind.h: Likewise.
1983 * config/rs6000/darwin-vecsave.asm: Likewise.
1984 * config/rs6000/darwin-world.asm: Likewise.
1985 * config/rs6000/e500crtres32gpr.asm: Likewise.
1986 * config/rs6000/e500crtres64gpr.asm: Likewise.
1987 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1988 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1989 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1990 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1991 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1992 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1993 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1994 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1995 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1996 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1997 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1998 * config/rs6000/eabi-ci.asm: Likewise.
1999 * config/rs6000/eabi-cn.asm: Likewise.
2000 * config/rs6000/eabi.asm: Likewise.
2001 * config/rs6000/linux-unwind.h: Likewise.
2002 * config/rs6000/linux64.h: Likewise.
2003 * config/rs6000/paired.h: Likewise.
2004 * config/rs6000/paired.md: Likewise.
2005 * config/rs6000/ppc64-fp.c: Likewise.
2006 * config/rs6000/ppu_intrinsics.h: Likewise.
2007 * config/rs6000/rs6000.h: Likewise.
2008 * config/rs6000/si2vmx.h: Likewise.
2009 * config/rs6000/sol-ci.asm: Likewise.
2010 * config/rs6000/sol-cn.asm: Likewise.
2011 * config/rs6000/spe.h: Likewise.
2012 * config/rs6000/spu2vmx.h: Likewise.
2013 * config/rs6000/sysv4.h: Likewise.
2014 * config/rs6000/tramp.asm: Likewise.
2015 * config/rs6000/vec_types.h: Likewise.
2016 * config/s390/linux-unwind.h: Likewise.
2017 * config/s390/tpf-unwind.h: Likewise.
2018 * config/score/crti.asm: Likewise.
2019 * config/score/crtn.asm: Likewise.
2020 * config/sh/crt1.asm: Likewise.
2021 * config/sh/crti.asm: Likewise.
2022 * config/sh/crtn.asm: Likewise.
2023 * config/sh/divtab-sh4-300.c: Likewise.
2024 * config/sh/divtab-sh4.c: Likewise.
2025 * config/sh/divtab.c: Likewise.
2026 * config/sh/lib1funcs-4-300.asm: Likewise.
2027 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2028 * config/sh/lib1funcs.asm: Likewise.
2029 * config/sh/lib1funcs.h: Likewise.
2030 * config/sh/linux-atomic.asm: Likewise.
2031 * config/sh/linux-unwind.h: Likewise.
2032 * config/sh/shmedia.h: Likewise.
2033 * config/sh/sshmedia.h: Likewise.
2034 * config/sh/ushmedia.h: Likewise.
2035 * config/sparc/crtfastmath.c: Likewise.
2036 * config/sparc/linux-unwind.h: Likewise.
2037 * config/sparc/sol2-c1.asm: Likewise.
2038 * config/sparc/sol2-ci.asm: Likewise.
2039 * config/sparc/sol2-cn.asm: Likewise.
2040 * config/spu/divmodti4.c: Likewise.
2041 * config/spu/divv2df3.c: Likewise.
2042 * config/spu/float_disf.c: Likewise.
2043 * config/spu/float_unsdidf.c: Likewise.
2044 * config/spu/float_unsdisf.c: Likewise.
2045 * config/spu/float_unssidf.c: Likewise.
2046 * config/spu/mfc_multi_tag_release.c: Likewise.
2047 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2048 * config/spu/mfc_tag_release.c: Likewise.
2049 * config/spu/mfc_tag_reserve.c: Likewise.
2050 * config/spu/mfc_tag_table.c: Likewise.
2051 * config/spu/multi3.c: Likewise.
2052 * config/spu/spu_internals.h: Likewise.
2053 * config/spu/spu_intrinsics.h: Likewise.
2054 * config/spu/spu_mfcio.h: Likewise.
2055 * config/spu/vec_types.h: Likewise.
2056 * config/spu/vmx2spu.h: Likewise.
2057 * config/stormy16/stormy16-lib2.c: Likewise.
2058 * config/svr4.h: Likewise.
2059 * config/sync.c: Likewise.
2060 * config/v850/lib1funcs.asm: Likewise.
2061 * config/vxlib-tls.c: Likewise.
2062 * config/vxlib.c: Likewise.
2063 * config/vxworks-dummy.h: Likewise.
2064 * config/xtensa/crti.asm: Likewise.
2065 * config/xtensa/crtn.asm: Likewise.
2066 * config/xtensa/ieee754-df.S: Likewise.
2067 * config/xtensa/ieee754-sf.S: Likewise.
2068 * config/xtensa/lib1funcs.asm: Likewise.
2069 * config/xtensa/lib2funcs.S: Likewise.
2070 * config/xtensa/linux-unwind.h: Likewise.
2071 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2072 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2073 * coretypes.h: Likewise.
2074 * crtstuff.c: Likewise.
2075 * defaults.h: Likewise.
2076 * dwarf2.h: Likewise.
2077 * emutls.c: Likewise.
2078 * gbl-ctors.h: Likewise.
2079 * gcov-io.h: Likewise.
2080 * ginclude/float.h: Likewise.
2081 * ginclude/iso646.h: Likewise.
2082 * ginclude/stdarg.h: Likewise.
2083 * ginclude/stdbool.h: Likewise.
2084 * ginclude/stddef.h: Likewise.
2085 * ginclude/stdfix.h: Likewise.
2086 * ginclude/stdint-gcc.h: Likewise.
2087 * ginclude/tgmath.h: Likewise.
2088 * gthr-aix.h: Likewise.
2089 * gthr-dce.h: Likewise.
2090 * gthr-gnat.c: Likewise.
2091 * gthr-gnat.h: Likewise.
2092 * gthr-lynx.h: Likewise.
2093 * gthr-mipssde.h: Likewise.
2094 * gthr-nks.h: Likewise.
2095 * gthr-posix.c: Likewise.
2096 * gthr-posix.h: Likewise.
2097 * gthr-posix95.h: Likewise.
2098 * gthr-rtems.h: Likewise.
2099 * gthr-single.h: Likewise.
2100 * gthr-solaris.h: Likewise.
2101 * gthr-tpf.h: Likewise.
2102 * gthr-vxworks.h: Likewise.
2103 * gthr-win32.h: Likewise.
2105 * libgcc2.c: Likewise.
2106 * libgcc2.h: Likewise.
2107 * libgcov.c: Likewise.
2108 * tsystem.h: Likewise.
2109 * typeclass.h: Likewise.
2110 * unwind-c.c: Likewise.
2111 * unwind-compat.h: Likewise.
2112 * unwind-dw2-fde-compat.c: Likewise.
2113 * unwind-dw2-fde-darwin.c: Likewise.
2114 * unwind-dw2-fde-glibc.c: Likewise.
2115 * unwind-dw2-fde.c: Likewise.
2116 * unwind-dw2-fde.h: Likewise.
2117 * unwind-dw2.c: Likewise.
2118 * unwind-dw2.h: Likewise.
2119 * unwind-generic.h: Likewise.
2120 * unwind-pe.h: Likewise.
2121 * unwind-sjlj.c: Likewise.
2122 * unwind.inc: Likewise.
2123 * config/arm/neon-gen.ml: Change generated copyright header to
2124 refer to version 3 of the GNU General Public License with
2125 version 3.1 of the GCC Runtime Library Exception and to point
2126 readers at the COPYING3 and COPYING3.RUNTIME files and the
2127 FSF's license web page.
2128 * config/arm/arm_neon.h: Regenerate.
2130 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2132 * config/cris/cris.md: Change copyright header to refer to version
2133 3 of the GNU General Public License.
2134 * doc/install.texi2html: Change copyright header to refer to version
2135 3 of the GNU General Public License and to point readers at the
2136 COPYING3 file and the FSF's license web page.
2137 * config/vax/linux.h: Likewise.
2139 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2141 * config/i386/i386.md (cmpcc): New.
2142 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2143 (sync_compare_and_swap_cc*): Delete.
2145 * config/s390/s390.c (s390_compare_emitted): Remove.
2146 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2147 s390_compare_emitted used to be handled. Assert that modes match.
2148 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2149 refer to sync_compare_and_swap_ccsi.
2150 * config/s390/s390.h (s390_compare_emitted): Remove.
2151 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2152 instead of s390_compare_emitted.
2153 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2154 instead of s390_compare_emitted.
2155 * config/s390/s390.md (cmpcc): New.
2156 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2157 CC_REGNUM, do not pretend it's set.
2158 (sync_compare_and_swap_cc*): Delete.
2159 * config/s390/predicates.md (cc_reg_operand): New.
2161 * expr.c (sync_compare_and_swap_cc): Delete.
2162 * optabs.h (sync_compare_and_swap_cc): Delete.
2163 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2164 is being used with can_compare_p.
2165 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2167 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2168 look for a MODE_CC set instead. Use emit_store_flag.
2169 (expand_compare_and_swap_loop): Likewise, with some additional
2170 complication to avoid a force_reg when useless. Use
2171 emit_cmp_and_jump_insns.
2172 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2173 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2174 sync_compare_and_swap documentation.
2176 2009-04-09 Jan Hubicka <jh@suse.cz>
2178 * except.c (find_prev_try): Break out from ....
2179 (duplicate_eh_regions): ... here; properly update prev_try pointers
2180 when duplication part of tree.
2181 (dump_eh_tree): Improve dumping.
2182 (verify_eh_region): New.
2183 (verify_eh_tree): Use it.
2185 2009-04-06 Richard Guenther <rguenther@suse.de>
2187 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2188 &ARRAY addresses by adjusting their types and prepending
2190 * tree-cfg.c (verify_gimple_assign_single): Verify that
2191 addresses are correct.
2193 2009-04-09 Richard Guenther <rguenther@suse.de>
2195 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2196 indices into an array reference if possible.
2197 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2198 Fold POINTER_PLUS_EXPR statements with invariant address.
2200 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2203 * config.gcc (powerpc64-*-linux*): Always build biarch.
2205 2009-04-09 Joseph Myers <joseph@codesourcery.com>
2208 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
2209 it and pedwarn if this results in an INTEGER_CST.
2211 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2213 * doc/install.texi: Update minimum GMP version. Remove obsolete
2214 text in MPFR section.
2216 2009-04-08 Jakub Jelinek <jakub@redhat.com>
2218 * dwarf2out.c (class_scope_p): New static inline.
2219 (class_or_namespace_scope_p): Use it.
2220 (gen_variable_die): Use DW_TAG_member tag for static data member
2221 declarations instead of DW_TAG_variable.
2224 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
2227 2009-04-08 Richard Guenther <rguenther@suse.de>
2229 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
2230 valueize random data.
2232 2009-04-08 David Edelsohn <edelsohn@gnu.org>
2234 * config.gcc (aix tm_file): Add aix-stdint.h.
2235 (aix tm clause use_gcc_stdint): Set to wrap.
2236 * config/rs6000/aix-stdint.h: New file.
2238 2009-04-08 Richard Guenther <rguenther@suse.de>
2241 * tree-dfa.c (add_referenced_var): Do not recurse into
2242 global initializers.
2243 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
2245 (fold_const_aggregate_ref): Likewise.
2247 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2249 * recog.c (ordered_comparison_operator): New.
2250 * gensupport.c (std_preds): Add it.
2251 * doc/md.texi (Machine-Independent Predicates): Document it.
2253 2009-04-08 Jan Hubicka <jh@suse.cz>
2255 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
2256 * function.h (rtl_eh): Remove exception_handler_label_map.
2257 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
2258 remove_exception_handler_label, for_each_eh_label_1): Remove.
2259 (rtl_remove_unreachable_regions): Remove.
2260 (convert_from_eh_region_ranges): Do not remove unreachable regions.
2261 (find_exception_handler_labels): Don't build the hashtable.
2262 (maybe_remove_eh_handler): Remove.
2263 (for_each_eh_label): Rewrite to walk the tree.
2264 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
2265 * except.h (maybe_remove_eh_handler): Remove.
2266 * passes.c (init_optimization_passes): Schedule second EH cleanup
2268 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
2269 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
2271 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2273 * genoutput.c (validate_optab_operands): New.
2274 (gen_insn, gen_expand): Call it.
2276 * genflags.c (gen_insn): Detect misused iterators.
2277 (main): Pass line_no to gen_insn, exit with status 1 on error.
2279 * genextract.c (line_no): Make global.
2280 (VEC_safe_set_locstr): Change assertion to error message.
2281 (main): Exit with status 1 on error.
2283 2009-04-08 Joseph Myers <joseph@codesourcery.com>
2287 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2288 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2289 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
2290 * c-convert.c (convert): Do not call fold on results of conversion
2291 functions when the result is a C_MAYBE_CONST_EXPR.
2292 * c-parser.c (c_parser_postfix_expression): Do not fold condition
2293 of __builtin_choose_expr.
2294 * c-typeck.c (remove_c_maybe_const_expr): New.
2295 (build_unary_op, build_conditional_expr, build_compound_expr,
2296 build_binary_op, c_objc_common_truthvalue_conversion): Call
2297 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
2300 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
2302 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
2303 CODE to produce a new one. Add a prototype to use fold_convert_const
2305 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
2308 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
2309 mix declarations and code.
2311 2009-04-08 Ben Elliston <bje@au.ibm.com>
2313 * gcc.c: Replace `CC' with `GCC' throughout.
2315 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
2317 * doc/invoke.texi: Document Atom support.
2319 2009-04-07 Jason Merrill <jason@redhat.com>
2322 * c-common.h, c-common.c: Add flag_pretty_templates.
2323 * c-opts.c (c_common_handle_option): Set it.
2324 * c.opt: Add -fno-pretty-templates.
2325 * doc/invoke.texi (C++ Dialect Options): Likewise.
2327 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
2329 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
2330 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
2331 (ia64_expand_builtin): Likewise.
2333 2009-04-07 Martin Jambor <mjambor@suse.cz>
2335 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
2336 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
2337 ADDR_EXPRS are include too.
2339 2009-04-07 Richard Guenther <rguenther@suse.de>
2341 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
2342 decls are only used if passes as parameters or if they are
2343 local statics and the call is not to a builtin.
2344 (call_may_clobber_ref_p_1): Likewise.
2346 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2348 * expr.c (do_store_flag): Remove last argument. Simplify code
2349 to avoid duplication of tests already done by can_compare_p.
2350 (expand_expr_real_1): Adjust caller.
2352 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2354 * optabs.c (can_compare_p): Test the predicate of a
2355 cbranch and cstore pattern.
2357 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2359 * expr.c (convert_move): Use emit_store_flag instead of
2362 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2364 * config/i386/i386.c (ix86_compare_emitted): Remove.
2365 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
2366 ix86_compare_op0 like ix86_compare_emitted used to be handled.
2367 * config/i386/i386.h (ix86_compare_emitted): Remove.
2368 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
2369 instead of ix86_compare_emitted.
2370 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
2372 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
2374 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
2375 Add t-sysroot-suffix to tmake_file.
2376 * config/print-sysroot-suffix.sh: New file.
2377 * config/t-sysroot-suffix: New file.
2379 2009-04-07 Ben Elliston <bje@au.ibm.com>
2381 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
2382 as the latter produces a warning when the target does not support
2385 2009-04-07 Ben Elliston <bje@au.ibm.com>
2387 * dfp.c: Replace type punning assignments with memcpy throughout.
2388 * Makefile.in (dfp.o-warn): Remove.
2390 2009-04-07 Alan Modra <amodra@bigpond.net.au>
2393 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
2394 Include soft-fp/t-softfp after rs6000/t-linux64.
2396 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
2398 * stor-layout.c (set_sizetype): Use the full precision of their
2399 machine mode for bitsize types.
2401 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
2403 * config/i386/i386.md: Revert 2 accidental checkins.
2405 2009-04-06 Joey Ye <joey.ye@intel.com>
2406 Xuepeng Guo <xuepeng.guo@intel.com>
2407 H.J. Lu <hongjiu.lu@intel.com>
2409 Atom pipeline model, tuning and insn selection.
2410 * config.gcc (atom): Add atom config options and target.
2412 * config/i386/atom.md: New.
2414 * config/i386/i386.c (atom_cost): New cost.
2415 (m_ATOM): New macro flag.
2416 (initial_ix86_tune_features): Set m_ATOM.
2417 (x86_accumulate_outgoing_args): Likewise.
2418 (x86_arch_always_fancy_math_387): Likewise.
2419 (processor_target): Add Atom cost.
2420 (cpu_names): Add Atom cpu name.
2421 (override_options): Set Atom ISA.
2422 (ix86_issue_rate): New case PROCESSOR_ATOM.
2423 (ix86_adjust_cost): Likewise.
2425 * config/i386/i386.h (TARGET_ATOM): New target macro.
2426 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
2427 (TARGET_OPT_AGU): New target option.
2428 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
2429 (processor_type): Add PROCESSOR_ATOM.
2431 * config/i386/i386.md (cpu): Add new value "atom".
2432 (use_carry, movu): New attr.
2433 (atom.md): Include atom.md.
2434 (adddi3_carry_rex64): Set attr "use_carry".
2435 (addqi3_carry): Likewise.
2436 (addhi3_carry): Likewise.
2437 (addsi3_carry): Likewise.
2438 (*addsi3_carry_zext): Likewise.
2439 (subdi3_carry_rex64): Likewise.
2440 (subqi3_carry): Likewise.
2441 (subhi3_carry): Likewise.
2442 (subsi3_carry): Likewise.
2443 (x86_movdicc_0_m1_rex64): Likewise.
2444 (*x86_movdicc_0_m1_se): Likewise.
2445 (x86_movsicc_0_m1): Likewise.
2446 (*x86_movsicc_0_m1_se): Likewise.
2447 (*adddi_1_rex64): Emit add insn as much as possible.
2448 (*addsi_1): Likewise.
2449 (return_internal): Set atom_unit.
2450 (return_internal_long): Likewise.
2451 (return_pop_internal): Likewise.
2452 (*rcpsf2_sse): Set atom_sse_attr attr.
2453 (*qrt<mode>2_sse): Likewise.
2454 (*prefetch_sse): Likewise.
2456 * config/i386/i386-c.c (ix86_target_macros_internal): New case
2458 (ix86_target_macros_internal): Likewise.
2460 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
2461 (*prefetch_sse_rex): Likewise.
2462 (sse_rcpv4sf2): Likewise.
2463 (sse_vmrcpv4sf2): Likewise.
2464 (sse_sqrtv4sf2): Likewise.
2465 (<sse>_vmsqrt<mode>2): Likewise.
2466 (sse_ldmxcsr): Likewise.
2467 (sse_stmxcsr): Likewise.
2468 (*sse_sfence): Likewise.
2469 (sse2_clflush): Likewise.
2470 (*sse2_mfence): Likewise.
2471 (*sse2_lfence): Likewise.
2472 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
2473 (<sse>_movup<ssemodesuffixf2c>): Likewise.
2474 (avx_movdqu<avxmodesuffix>): Likewise.
2475 (avx_lddqu<avxmodesuffix>): Likewise.
2476 (sse2_movntv2di): Change attr "type" to "ssemov".
2477 (sse2_movntsi): Likewise.
2478 (rsqrtv8sf2): Change attr "type" to "sseadd".
2479 (sse3_addsubv2df3): Set attr "atom_unit".
2480 (sse3_h<plusminus_insn>v4sf3): Likewise.
2481 (*sse2_pmaddwd): Likewise.
2482 (*vec_extractv2di_1_rex64): Likewise.
2483 (*vec_extractv2di_1_avx): Likewise.
2484 (sse2_psadbw): Likewise.
2485 (ssse3_phaddwv8hi3): Likewise.
2486 (ssse3_phaddwv4hi3): Likewise.
2487 (ssse3_phadddv4si3): Likewise.
2488 (ssse3_phadddv2si3): Likewise.
2489 (ssse3_phaddswv8hi3): Likewise.
2490 (ssse3_phaddswv4hi3): Likewise.
2491 (ssse3_phsubwv8hi3): Likewise.
2492 (ssse3_phsubwv4hi3): Likewise.
2493 (ssse3_phsubdv4si3): Likewise.
2494 (ssse3_phsubdv2si3): Likewise.
2495 (ssse3_phsubswv8hi3): Likewise.
2496 (ssse3_phsubswv4hi3): Likewise.
2497 (ssse3_pmaddubsw128): Likewise.
2498 (sse3_pmaddubsw: Likewise.
2499 (ssse3_palignrti): Likewise.
2500 (ssse3_palignrdi): Likewise.
2502 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
2504 * doc/install.texi (Specific): Fix two cross-references to MinGW.
2506 2009-04-06 Richard Guenther <rguenther@suse.de>
2508 PR tree-optimization/28868
2509 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
2510 of which PHI results we inserted.
2511 (insert_into_preds_of_block): Record inserted PHIs.
2512 (eliminate): Eliminate redundant PHI nodes.
2513 (init_pre): Init inserted_phi_names.
2515 2009-04-06 Richard Guenther <rguenther@suse.de>
2517 PR tree-optimization/39643
2518 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
2519 IMAGPART_EXPRs of complex constants.
2520 (execute_fold_all_builtins): If we folded a call queue
2521 TODO_update_address_taken.
2523 2009-04-06 Jan Hubicka <jh@suse.cz>
2526 * except.c (remove_unreachable_regions): Propagate may_contain_throw
2529 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
2531 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
2533 (ic_invalidate_array): Likewise.
2535 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
2537 * calls.c (emit_library_call_value_1): Fix a problem with parameter
2538 alignment for library calls.
2540 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
2542 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
2543 (mingw32 tm clause use_gcc_stdint): Set to wrap.
2544 * config/i386/mingw-stdint.h: New file.
2546 2009-04-05 Richard Guenther <rguenther@suse.de>
2548 PR tree-optimization/39648
2549 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
2550 our &A vs. &A[0] IL deficiencies.
2552 2009-04-04 Jan Hubicka <jh@suse.cz>
2554 * except.c (sjlj_find_directly_reachable_regions): Be ready for
2555 removed toplevel regions.
2556 (sjlj_mark_call_sites): Likewise.
2558 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
2560 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
2561 (cygwin tm clause use_gcc_stdint): Set to wrap.
2562 * config/i386/cygwin-stdint.h: New file.
2564 2009-04-04 Richard Guenther <rguenther@suse.de>
2566 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
2567 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
2568 single-argument PHIs if we are in loop-closed SSA form.
2569 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
2570 for the pre-condition.
2571 (slpeel_tree_peel_loop_to_edge): Likewise.
2572 (vect_build_loop_niters): Take an optional sequence to append stmts.
2573 (vect_generate_tmps_on_preheader): Likewise.
2574 (vect_do_peeling_for_loop_bound): Take extra guards for the
2576 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
2577 the cost model check.
2578 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
2579 guards if we are going to peel. Do not apply versioning in that case.
2580 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
2581 (vect_do_peeling_for_loop_bound): Likewise.
2582 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
2583 loop bound only record extra pre-conditions, do not apply loop
2586 2009-04-04 Richard Guenther <rguenther@suse.de>
2588 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
2591 2009-04-04 Jan Hubicka <jh@suse.cz>
2593 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2594 last_basic_block for size of bb->index indexed array.
2595 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
2596 compute_out, link_btr_uses, build_btr_def_use_webs,
2597 build_btr_def_use_webs, migrate_btr_defs): Likewise.
2599 2009-04-04 Jan Hubicka <jh@suse.cz>
2601 * except.c (remove_eh_handler_and_replace): Break out from ...
2602 (remove_eh_handler): ... here.
2603 (bring_to_root): New function.
2604 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
2605 handled ones, bring others to root of tree.
2607 2009-04-04 Jan Hubicka <jh@suse.cz>
2609 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
2610 (all_phis_safe_to_merge): New function.
2611 (update_info): New structure.
2612 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
2613 (cleanup_empty_eh): Update SSA if possible.
2615 2009-04-04 Richard Guenther <rguenther@suse.de>
2617 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
2618 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
2619 (append_vuse): Likewise.
2621 2009-04-04 Jakub Jelinek <jakub@redhat.com>
2623 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
2624 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
2625 instead of REG_UNSAVED for DW_CFA_undefined.
2626 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
2627 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
2630 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
2633 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
2634 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
2635 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
2637 2009-04-04 Richard Guenther <rguenther@suse.de>
2639 PR tree-optimization/8781
2640 PR tree-optimization/37892
2641 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
2642 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
2643 (valueize_refs): Call it for *& valueizations.
2644 (shared_reference_ops_from_ref): Rename to ...
2645 (valueize_shared_reference_ops_from_ref): ... this and valueize.
2646 (shared_reference_ops_from_call): Rename to ...
2647 (valueize_shared_reference_ops_from_call): ... this and valueize.
2648 (vn_reference_lookup): Update.
2649 (visit_reference_op_call): Likewise.
2650 * tree-ssa-pre.c (phi_translate_1): Fold *&.
2651 (eliminate): Value-replace the call address in call statements.
2653 2009-04-04 Richard Guenther <rguenther@suse.de>
2655 PR tree-optimization/39636
2656 * tree-ssa-forwprop.c
2657 (forward_propagate_addr_into_variable_array_index): Check for
2658 GIMPLE_ASSIGN before accessing the rhs code.
2660 2009-04-03 Jason Merrill <jason@redhat.com>
2662 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
2664 2009-04-03 Steve Ellcey <sje@cup.hp.com>
2666 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
2667 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
2668 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
2669 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
2670 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
2671 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
2672 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
2673 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
2674 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
2675 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
2676 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
2677 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
2678 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
2679 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
2680 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
2681 Use fr_reg_or_fp01_operand instead of fr_register_operand
2683 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
2684 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
2685 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
2687 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
2689 PR rtl-optimization/39607
2690 PR rtl-optimization/39631
2694 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2695 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2696 instead of DF_LR_OUT.
2697 * ira-lives.c (process_bb_node_lives): Ditto.
2698 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2699 instead of DF_LR_{OUT,IN}.
2700 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2701 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2703 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
2705 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
2706 (execute_lower_omp): Always run but take the short way out if -fopenmp
2708 (gate_lower_omp): Remove, forcing the pass manager to always run the
2709 pass and always set PROP_gimple_lomp.
2710 (pass_lower_omp): Remove gate function.
2711 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
2712 PROP_trees. Instead, require it.
2713 * ipa-cp.c (pass_ipa_cp): Likewise.
2714 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
2715 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
2716 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
2717 and PROP_gimple_leh.
2719 2009-04-03 Richard Guenther <rguenther@suse.de>
2722 PR tree-optimization/23940
2723 PR tree-optimization/33237
2726 PR tree-optimization/36201
2727 PR tree-optimization/36230
2728 PR tree-optimization/38049
2729 PR tree-optimization/38207
2730 PR tree-optimization/38230
2731 PR tree-optimization/38301
2732 PR tree-optimization/38585
2734 PR tree-optimization/38985
2735 PR tree-optimization/39299
2736 * tree-ssa-structalias.h: Remove.
2737 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
2738 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
2739 (struct vuse_element_d): Remove.
2740 (struct vuse_vec_d): Likewise.
2741 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
2742 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
2743 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
2744 VUSE_ELEMENT_VAR): Likewise.
2745 (struct voptype_d): Likewise.
2746 (NUM_VOP_FREE_BUCKETS): Likewise.
2747 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
2748 (struct stmt_operands_d): Remove.
2749 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
2750 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
2751 VDEF_NUM, VDEF_VECT): Likewise.
2752 (copy_virtual_operands): Remove.
2753 (operand_build_cmp): Likewise.
2754 (create_ssa_artificial_load_stmt): Likewise.
2755 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
2756 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
2757 vuse_index and mayuse_index members. Pack and move done and iter_type
2758 members to the front.
2759 (SSA_OP_VMAYUSE): Remove.
2760 (SSA_OP_VIRTUAL_USES): Adjust.
2761 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
2762 (unlink_stmt_vdef): Declare.
2763 (add_to_addressable_set): Remove.
2764 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
2765 (vrp_visit_stmt): Likewise.
2766 * doc/tree-ssa.texi (Alias analysis): Update.
2767 * doc/invoke.texi (max-aliased-vops): Remove docs.
2768 (avg-aliased-vops): Likewise.
2769 * tree-into-ssa.c (syms_to_rename): Remove.
2770 (need_to_update_vops_p): Likewise.
2771 (need_to_initialize_update_ssa_p): Rename to ...
2772 (update_ssa_initialized_fn): ... this. Track function we are
2774 (symbol_marked_for_renaming): Simplify.
2775 (add_new_name_mapping): Do not set need_to_update_vops_p.
2776 (dump_currdefs): Use SYMS_TO_RENAME.
2777 (rewrite_update_stmt): Always walk all uses/defs.
2778 (dump_update_ssa): Adjust.
2779 (init_update_ssa): Take function argument. Track what we are
2781 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
2782 (create_new_def_for): Initialize for cfun, assert we are initialized
2784 (mark_sym_for_renaming): Simplify.
2785 (mark_set_for_renaming): Do not initialize update-ssa.
2786 (need_ssa_update_p): Simplify. Take function argument.
2787 (name_mappings_registered_p): Assert we ask for the correct function.
2788 (name_registered_for_update_p): Likewise.
2789 (ssa_names_to_replace): Likewise.
2790 (release_ssa_name_after_update_ssa): Likewise.
2791 (update_ssa): Likewise. Use SYMS_TO_RENAME.
2792 (dump_decl_set): Do not print a newline.
2793 (debug_decl_set): Do it here.
2794 (dump_update_ssa): And here.
2795 * tree-ssa-loop-im.c (move_computations): Adjust.
2796 (movement_possibility): Likewise.
2797 (determine_max_movement): Likewise.
2798 (gather_mem_refs_stmt): Likewise.
2799 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
2801 * tree-complex.c (update_all_vops): Remove.
2802 (expand_complex_move): Adjust.
2803 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
2804 Simplify test for memory referencing statement. Exclude
2805 non-invariant ADDR_EXPRs.
2806 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
2807 * tree-loop-distribution.c (generate_memset_zero): Adjust.
2808 (rdg_flag_uses): Likewise.
2809 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
2811 (tree_optimize_tail_calls_1): Also split the
2812 edge from the entry block if we have degenerate PHI nodes in
2813 the first basic block.
2814 * tree.c (init_ttree): Remove memory-tag related code.
2815 (tree_code_size): Likewise.
2816 (tree_node_structure): Likewise.
2817 (build7_stat): Re-write to be build6_stat.
2818 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
2819 (SSA_VAR_P): Adjust.
2820 (struct tree_memory_tag): Remove.
2821 (struct tree_memory_partition_tag): Likewise.
2822 (union tree_node): Adjust.
2823 (build7): Re-write to be build6.
2824 * tree-pass.h (pass_reset_cc_flags): Remove.
2825 (TODO_update_address_taken): New flag.
2826 (pass_simple_dse): Remove.
2827 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
2828 * params.h (MAX_ALIASED_VOPS): Remove.
2829 (AVG_ALIASED_VOPS): Likewise.
2830 * omp-low.c (expand_omp_taskreg): Update SSA form.
2831 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
2832 aliases the lhs in a copy stmt.
2833 * tree-ssa-dse.c (struct address_walk_data): Remove.
2834 (memory_ssa_name_same): Likewise.
2835 (memory_address_same): Likewise.
2836 (get_kill_of_stmt_lhs): Likewise.
2837 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
2838 unused stores. Look through PHI nodes into post-dominated regions.
2839 (dse_optimize_stmt): Simplify. Properly remove stores.
2840 (tree_ssa_dse): Compute dominators.
2841 (execute_simple_dse): Remove.
2842 (pass_simple_dse): Likewise.
2843 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
2844 gimple_loaded_syms and gimple_stored_syms computation.
2845 * toplev.c (dump_memory_report): Dump alias and pta stats.
2846 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
2847 (vn_reference_eq): Likewise.
2848 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
2849 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
2850 valueize_vuses): Remove.
2851 (get_def_ref_stmt_vuses): Simplify. Rename to ...
2852 (get_def_ref_stmt_vuse): ... this.
2853 (vn_reference_lookup_2): New function.
2854 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
2855 walking equivalent vuses. Simplify.
2856 (vn_reference_lookup): Likewise.
2857 (vn_reference_insert): Likewise.
2858 (vn_reference_insert_pieces): Likewise.
2859 (visit_reference_op_call): Simplify.
2860 (visit_reference_op_load): Likewise.
2861 (visit_reference_op_store): Likewise.
2862 (init_scc_vn): Remove shared_lookup_vuses initialization.
2863 (free_scc_vn): Remove shared_lookup_vuses freeing.
2864 (sort_vuses, sort_vuses_heap): Remove.
2865 (get_ref_from_reference_ops): Export.
2866 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
2867 vector with single vuse pointer.
2868 (vn_reference_lookup_pieces, vn_reference_lookup,
2869 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
2870 (shared_vuses_from_stmt): Remove.
2871 (get_ref_from_reference_ops): Declare.
2872 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
2873 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
2874 memory-tag related code.
2875 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
2876 (likely_value): Add comment, skip static-chain of call statements.
2877 (surely_varying_stmt_p): Adjust.
2878 (gimplify_and_update_call_from_tree): Likewise.
2879 (execute_fold_all_builtins): Do not rebuild alias info.
2880 (gimplify_and_update_call_from_tree): Properly update VOPs.
2881 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
2882 (copy_ref_info): Remove memory-tag related code.
2883 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
2884 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
2885 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
2887 * tree-ssa-dom.c (gimple_p): Remove typedef.
2888 (eliminate_redundant_computations): Adjust.
2889 (record_equivalences_from_stmt): Likewise.
2890 (avail_expr_hash): Likewise.
2891 (avail_expr_eq): Likewise.
2892 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
2893 (stmt_makes_single_load): Likewise.
2894 (stmt_makes_single_store): Likewise.
2895 * tree-ssa-alias.c: Rewrite completely.
2896 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
2897 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
2898 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
2899 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
2900 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
2901 Remove public functions.
2902 (pass_reset_cc_flags): Remove.
2903 (pass_build_alias): Move ...
2904 * tree-ssa-structalias.c (pass_build_alias): ... here.
2905 * tree-ssa-alias.c (may_be_aliased): Move ...
2906 * tree-flow-inline.h (may_be_aliased): ... here.
2907 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
2908 count_uses_and_derefs): Move ...
2909 * gimple.c: ... here.
2910 * gimple.h (count_uses_and_derefs): Declare.
2911 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
2912 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
2913 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
2914 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
2915 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
2916 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
2917 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
2919 * tree-dfa.c (refs_may_alias_p): Move ...
2920 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
2921 * tree-ssa-alias.h: New file.
2922 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
2923 (statement_sink_location): Likewise.
2924 * opts.c (decode_options): Do not adjust max-aliased-vops or
2925 avg-aliased-vops values.
2926 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
2927 (TV_CALL_CLOBBER): Likewise.
2928 (TV_FLOW_SENSITIVE): Likewise.
2929 (TV_FLOW_INSENSITIVE): Likewise.
2930 (TV_MEMORY_PARTITIONING): Likewise.
2931 (TV_ALIAS_STMT_WALK): New timevar.
2932 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
2933 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
2934 (get_address_description): Remove memory-tag related code.
2935 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
2936 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
2937 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
2938 and immediate uses in statements. Document.
2939 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2940 (dump_symbols): Remove.
2941 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2942 * alias.c (get_deref_alias_set): New function split out from ...
2943 (get_alias_set): ... here.
2944 * alias.h (get_deref_alias_set): Declare.
2945 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2946 type parameter. Remove restrict pointer handling. Create a
2947 ref-all pointer in case type-based alias sets do not conflict.
2948 (vect_analyze_data_refs): Remove SMT related code.
2949 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2950 (vectorizable_load): Likewise.
2951 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2952 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2953 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2954 Ignore vops and SMTs.
2955 (dr_analyze_alias): Likewise..
2956 (free_data_ref): Likewise.
2957 (create_data_ref): Likewise.
2958 (analyze_all_data_dependences): Likewise.
2959 (get_references_in_stmt): Adjust.
2960 * tree-flow-inline.h (gimple_aliases_computed_p,
2961 gimple_addressable_vars, gimple_call_clobbered_vars,
2962 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2963 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2964 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2965 gimple_mem_ref_stats): Remove.
2966 (gimple_vop): New function.
2967 (op_iter_next_use): Remove vuses and mayuses cases.
2968 (op_iter_next_def): Remove vdefs case.
2969 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2970 (clear_and_done_ssa_iter): Do not set removed fields.
2971 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2972 Assert we are not iterating over vuses or vdefs if not also
2973 iterating over uses or defs.
2974 (op_iter_init_use): Likewise.
2975 (op_iter_init_def): Likewise.
2976 (op_iter_next_vdef): Remove.
2977 (op_iter_next_mustdef): Likewise.
2978 (op_iter_init_vdef): Likewise.
2979 (compare_ssa_operands_equal): Likewise.
2980 (link_use_stmts_after): Handle vuse operand.
2981 (is_call_used): Use is_call_clobbered.
2982 (is_call_clobbered): Global variables are always call clobbered,
2983 query the call-clobbers bitmap.
2984 (mark_call_clobbered): Ignore global variables.
2985 (clear_call_clobbered): Likewise.
2986 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2987 virtual operands sanity check.
2988 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2990 (TARGET_MEM_REF): Remove TMR_TAG operand.
2991 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2992 Remove call-clobber related code.
2993 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2994 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2995 partitions or escape reason.
2996 (get_single_def_stmt, get_single_def_stmt_from_phi,
2997 get_single_def_stmt_with_phi): Remove.
2998 (dump_referenced_vars): Tidy.
2999 (get_ref_base_and_extent): Allow bare decls.
3000 (collect_dfa_stats): Adjust.
3001 * graphite.c (rename_variables_in_stmt): Adjust.
3002 (graphite_copy_stmts_from_block): Likewise.
3003 (translate_clast): Likewise.
3004 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3006 (translate_vuse_through_block): Use the oracle.
3007 (phi_translate_1): Adjust.
3008 (value_dies_in_block_x): Use the oracle. Cache the outcome
3010 (valid_in_sets): Check if the VUSE for
3011 a REFERENCE is available.
3012 (eliminate): Do not remove stmts during elimination,
3013 instead queue and remove them afterwards.
3014 (do_pre): Do not rebuild alias info.
3015 (pass_pre): Run TODO_rebuild_alias before PRE.
3016 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3017 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3018 (mark_all_v_defs_stmt): Remove.
3019 (mark_all_v_defs_seq): Adjust.
3020 (sra_replace): Likewise.
3021 (scalarize_use): Likewise.
3022 (scalarize_copy): Likewise.
3023 (scalarize_init): Likewise.
3024 (scalarize_ldst): Likewise.
3025 (todoflags): Remove.
3026 (tree_sra): Do not rebuild alias info.
3027 (tree_sra_early): Adjust.
3028 (pass_sra): Run TODO_update_address_taken before SRA.
3029 * tree-predcom.c (set_alias_info): Remove.
3030 (prepare_initializers_chain): Do not call it.
3031 (mark_virtual_ops_for_renaming): Adjust.
3032 (mark_virtual_ops_for_renaming_list): Remove.
3033 (initialize_root_vars): Adjust.
3034 (initialize_root_vars_lm): Likewise.
3035 (prepare_initializers_chain): Likewise.
3036 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3037 (may_propagate_copy_into_stmt): Likewise.
3038 (merge_alias_info): Do nothing for now.
3039 (propagate_tree_value_into_stmt): Adjust.
3040 (stmt_may_generate_copy): Likewise.
3041 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3042 not mark symbols for renaming.
3043 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3044 with the same statement, make sure to update the new pointed-to one.
3045 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3046 call statements, do not mark symbols for renaming.
3047 (mark_operand_necessary): Dump something.
3048 (ref_may_be_aliased): New function.
3049 (mark_aliased_reaching_defs_necessary_1): New helper function.
3050 (mark_aliased_reaching_defs_necessary): Likewise.
3051 (mark_all_reaching_defs_necessary_1): Likewise.
3052 (mark_all_reaching_defs_necessary): Likewise.
3053 (propagate_necessity): Do not process virtual PHIs. For
3054 non-aliased loads mark all reaching definitions as necessary.
3055 For aliased loads and stores mark the immediate dominating
3056 aliased clobbers as necessary.
3057 (visited): New global static.
3058 (perform_tree_ssa_dce): Free visited bitmap after propagating
3060 (remove_dead_phis): Perform simple dead virtual PHI removal.
3061 (remove_dead_stmt): Properly unlink virtual operands when
3063 (eliminate_unnecessary_stmts): Schedule PHI removal after
3065 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3066 (process_replaceable): Likewise.
3067 (find_replaceable_in_bb): Likewise.
3068 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3069 based on the single gimple vop.
3070 (verify_flow_insensitive_alias_info): Remove.
3071 (verify_flow_sensitive_alias_info): Likewise.
3072 (verify_call_clobbering): Likewise.
3073 (verify_memory_partitions): Likewise.
3074 (verify_alias_info): Likewise.
3075 (verify_ssa): Adjust..
3076 (execute_update_addresses_taken): Export. Update SSA
3077 manually. Optimize only when optimizing. Use a local bitmap.
3078 (pass_update_address_taken): Remove TODO_update_ssa, add
3080 (pass_update_address_taken): Just use TODO_update_address_taken.
3081 (init_tree_ssa): Do not initialize addressable_vars.
3082 (verify_ssa): Verify new VUSE / VDEF properties.
3083 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3084 Do not call verify_alias_info.
3085 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3086 Do not free the loaded and stored syms bitmaps. Reset the escaped
3087 and callused solutions. Do not free addressable_vars.
3088 Remove memory-tag related code.
3089 (warn_uninitialized_var): Aliases are always available.
3090 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3091 * lambda-code.c (can_put_in_inner_loop): Adjust.
3092 (can_put_after_inner_loop): Likewise.
3093 (perfect_nestify): Likewise.
3094 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3095 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3096 (vectorizable_conversion): Do not mark symbols for renaming.
3097 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3098 (expand_call_inline): Unlink the calls virtual operands before
3100 (tree_function_versioning): Do not call update_ssa if we are not
3101 updating clones. Simplify.
3102 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3103 (propagate_with_phi): Likewise..
3104 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3105 clobber code. Assert we are not aliased or global.
3106 * tree-flow.h: Include tree-ssa-alias.h
3107 (enum escape_type): Remove.
3108 (struct mem_sym_stats_d): Likewise.
3109 (struct mem_ref_stats_d): Likewise.
3110 (struct gimple_df): Add vop member. Remove global_var,
3111 call_clobbered_vars, call_used_vars, addressable_vars,
3112 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3113 escaped and callused members.
3114 (struct ptr_info_def): Remove all members, add points-to solution
3116 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3117 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3118 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3119 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3120 (tree-ssa-alias.o): Likewise.
3121 (toplev.o): Add tree-ssa-alias.h
3122 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3123 * gimple.c (gimple_set_bb): Fix off-by-one error.
3124 (is_gimple_reg): Do not handle memory tags.
3125 (gimple_copy): Also copy virtual operands.
3126 Delay updating the statement. Do not reset loaded and stored syms.
3127 (gimple_set_stored_syms): Remove.
3128 (gimple_set_loaded_syms): Likewise.
3129 (gimple_call_copy_skip_args): Copy the virtual operands
3130 and mark the new statement modified.
3131 * tree-ssa-structalias.c (may_alias_p): Remove.
3132 (set_uids_in_ptset): Take the alias set to prune with as
3133 parameter. Fold in the alias test of may_alias_p.
3134 (compute_points_to_sets): Compute whether a ptr is dereferenced
3136 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3137 other ADDRESSOF constraints on the lhs.
3138 (get_constraint_for_component_ref): Assert that we don't get
3139 ADDRESSOF constraints from the base of the reference.
3140 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3141 (struct variable_info): Remove collapsed_to member.
3142 (get_varinfo_fc): Remove.
3143 (new_var_info): Do not set collapsed_to.
3144 (dump_constraint): Do not follow cycles.
3145 (dump_constraint_graph): Likewise.
3146 (build_pred_graph): Likewise.
3147 (build_succ_graph): Likewise.
3148 (rewrite_constraints): Likewise.
3149 (do_simple_structure_copy): Remove.
3150 (do_rhs_deref_structure_copy): Remove.
3151 (do_lhs_deref_structure_copy): Remove.
3152 (collapse_rest_of_var): Remove.
3153 (do_structure_copy): Re-implement.
3154 (pta_stats): New global variable.
3155 (dump_pta_stats): New function.
3156 (struct constraint_expr): Make offset signed.
3157 (UNKNOWN_OFFSET): Define special value.
3158 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3159 (solution_set_expand): New helper function split out from ...
3160 (do_sd_constraint): ... here.
3161 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3162 (do_ds_constraint): Likewise.
3163 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3164 and CALLUSED = *CALLUSED.
3165 (set_union_with_increment): Make inc argument signed.
3166 (type_safe): Remove.
3167 (get_constraint_for_ptr_offset): Handle unknown and negative
3169 (first_vi_for_offset): Handle offsets before start. Bail
3170 out early for offsets beyond the variable extent.
3171 (first_or_preceding_vi_for_offset): New function.
3172 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3173 Together with ESCAPED = *ESCAPED this properly computes reachability.
3174 (find_what_var_points_to): New function.
3175 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3176 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3177 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3178 pt_solutions_intersect): New functions.
3179 (compute_call_used_vars): Remove.
3180 (compute_may_aliases): New main entry into PTA computation.
3181 * gimple.h (gimple_p): New typedef.
3182 (struct gimple_statement_base): Remove references_memory_p.
3183 (struct gimple_statement_with_memory_ops_base): Remove
3184 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3186 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3187 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3188 gimple_set_references_memory): Remove.
3189 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3190 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3192 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3193 (verify_expr): Allow RESULT_DECL.
3194 (gimple_duplicate_bb): Do not copy virtual operands.
3195 (gimple_duplicate_sese_region): Adjust.
3196 (gimple_duplicate_sese_tail): Likewise.
3197 (mark_virtual_ops_in_region): Remove.
3198 (move_sese_region_to_fn): Do not call it.
3199 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3200 and pass_simple_dse.
3201 (execute_function_todo): Handle TODO_update_address_taken,
3202 call execute_update_addresses_taken for TODO_rebuild_alias.
3203 (execute_todo): Adjust.
3204 (execute_one_pass): Init dump files early.
3205 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
3207 (create_general_new_stmt): Clear vops.
3208 * tree-ssa-reassoc.c (get_rank): Adjust.
3209 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
3210 symbols for renaming.
3211 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
3212 (PARAM_AVG_ALIASED_VOPS): Likewise.
3213 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
3214 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
3215 * tree-ssa-operands.c: Simplify for new virtual operand representation.
3216 (operand_build_cmp, copy_virtual_operands,
3217 create_ssa_artificial_load_stmt, add_to_addressable_set,
3218 gimple_add_to_addresses_taken): Remove public functions.
3219 (unlink_stmt_vdef): New function.
3221 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3223 * config.gcc (powerpc-*-linux*): Merge variants.
3225 2009-04-02 Chao-ying Fu <fu@mips.com>
3226 James Grosbach <james.grosbach@microchip.com>
3228 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
3229 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
3231 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
3232 keep_interrupts_masked_p, use_debug_exception_return_p.
3233 (mips_attribute_table): Add interrupt, use_shadow_register_set,
3234 keep_interrupts_masked, use_debug_exception_return.
3235 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
3236 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
3238 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
3239 (mips_print_operand): Process COP0 registers to print $0 .. $31
3240 correctly for GAS to process.
3241 (mips_interrupt_extra_call_saved_reg_p): New function.
3242 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
3244 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3245 (mips_compute_frame_info): Add supports for interrupt context that
3246 includes doubleword accumulators and COP0 registers.
3247 (mips_for_each_saved_acc): New function.
3248 (mips_for_each_saved_gpr_and_fpr): Change the function name from
3249 mips_for_each_saved_reg.
3250 (mips_save_reg): Save accumulators.
3251 (mips_kernel_reg_p): A new for_each_rtx callback.
3252 (mips_expand_prologue): Support interrupt handlers.
3253 (mips_restore_reg): Restore accumulators.
3254 (mips_expand_epilogue): Support interrupt handlers.
3255 (mips_can_use_return_insn): Return false for interrupt handlers.
3256 (mips_epilogue_uses): New function.
3257 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
3258 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
3259 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
3260 cop0_move): New instructions.
3261 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
3262 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
3264 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
3266 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
3267 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
3268 interrupt handlers, we use K0 as the temporary register.
3269 (EPILOGUE_USES): Change to a function call.
3270 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
3271 handlers, we use K0 as the temporary register.
3273 * doc/extend.texi (Function Attributes): Document interrupt,
3274 use_shadow_register_set, keep_interrupts_masked,
3275 use_debug_exception_return for MIPS attributes.
3277 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3279 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
3280 Remove a number of t-files from tmake_file.
3281 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
3282 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
3283 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
3284 target_prototype, not TARGET_PROTOTYPE.
3285 (LINK_OS_GNU_SPEC): Define.
3286 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
3287 and darwin-ldoubdle.c.
3289 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3292 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
3293 (cpp_options): Ditto.
3294 (default_compilers): Ditto.
3295 (display_help): Ditto.
3296 (process_command): Ditto.
3298 (set_input): Use lbasename instead of duplicate code.
3299 (save_temps_prefix): New static for -save-temps=obj.
3300 (save_temps_length): Ditto.
3302 * doc/invoke.texi (-save-temps=obj): Document new variant to
3305 2009-04-02 Jeff Law <law@redhat.com>
3307 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
3310 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3312 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
3313 * configure: Regenerated.
3315 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3317 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
3318 share the argument list.
3320 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3324 2009-02-12 Diego Novillo <dnovillo@google.com>
3326 * varpool.c (debug_varpool): New.
3327 * cgraph.h (debug_varpool): Declare.
3329 2009-04-02 Jan Hubicka <jh@suse.cz>
3331 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
3334 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3336 * config/i386/i386.c (ix86_abi): Move initialization to ...
3337 (override_options): Here.
3339 2009-04-02 Christian Bruel <christian.bruel@st.com>
3341 * config/sh/sh.c (sh_dwarf_register_span): New function.
3342 (TARGET_DWARF_REGISTER_SPAN): Define.
3343 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
3345 2009-04-02 Ira Rosen <irar@il.ibm.com>
3347 PR tree-optimization/39595
3348 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
3349 interleaved loads group is not greater than the SLP group size.
3351 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3353 * builtins.c (is_builtin_name): New.
3354 (called_as_built_in): Use is_builtin_name.
3355 * tree.h (is_builtin_name): New.
3356 * varasm.c (incorporeal_function_p): Use is_builtin_name
3358 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
3360 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
3362 2009-04-02 Dodji Seketeli <dodji@redhat.com>
3365 * c-decl.c (clone_underlying_type): Move this ...
3366 * c-common.c (set_underlying_type): ... here.
3367 Also, make sure the function properly sets TYPE_STUB_DECL() on
3368 the newly created typedef variant type.
3369 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
3370 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
3373 2009-04-02 Richard Guenther <rguenther@suse.de>
3375 PR tree-optimization/37221
3376 * tree-flow.h (degenerate_phi_result): Declare.
3377 * tree-ssa-dom.c (degenerate_phi_result): Export.
3378 * tree-scalar-evolution.c (analyze_initial_condition): If
3379 the initial condition is defined by a degenerate PHI node
3380 use the degenerate value.
3382 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
3384 PR rtl-optimization/39588
3385 * combine.c (merge_outer_ops): Do not set the constant when this
3387 (simplify_shift_const_1): Do not modify it either in this case.
3389 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
3391 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
3392 tuning is deprecated if -mtune value is set to an Itanium1 variant.
3394 2009-04-01 Janis Johnson <janis187@us.ibm.com>
3397 * c-lex.c (interpret_float): Default (no suffix) is double.
3399 2009-04-1 Xinliang David Li <davidxl@google.com>
3401 * config/i386/i386.c (legitimate_constant_p): Recognize
3402 all one vector constant.
3404 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3406 * gcc/config/vax/vax.c: Add #includes to silence warnings.
3407 Change #include order to silence two warnings.
3409 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3411 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
3412 (ASM_SPEC): Pass -k to the assembler for PIC code.
3414 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3416 * gcc/config.gcc: Add vax-*-linux* to the switch.
3417 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
3418 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
3420 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3422 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
3423 Use predicate macros instead of GET_CODE() == foo.
3424 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
3425 ashlsi3, rotrsi3, <unnamed>): Likewise.
3427 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3429 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
3430 jbbccihi, jbbccisi): Remova trailing whitespace.
3431 * gcc/config/vax/constraints.md: Likewise.
3432 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3433 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
3434 * gcc/config/vax/predicates.md: Likewise.
3435 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
3436 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
3437 * gcc/config/vax/vax.h: Likewise.
3438 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
3440 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3442 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
3443 (indirectable_address_p, adjacent_operands_p): Add spaces around
3445 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
3447 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3449 * gcc/config/vax/vax.c (legitimate_constant_address_p,
3450 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
3451 index_term_p, reg_plus_index_p, legitimate_address_p,
3452 vax_mode_dependent_address_p): Update comments to match functions
3453 modified by the recent int->bool conversion.
3455 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3457 * gcc/config/vax/builtins.md: Update copyright message.
3458 * gcc/config/vax/constraints.md: Likewise.
3459 * gcc/config/vax/netbsd-elf.h: Likewise.
3460 * gcc/config/vax/predicates.md: Likewise.
3461 * gcc/config/vax/vax-protos.h: Likewise.
3462 * gcc/config/vax/vax.c: Likewise.
3463 * gcc/config/vax/vax.h: Likewise.
3464 * gcc/config/vax/vax.md: Likewise.
3465 * gcc/config/vax/vax.opt: Likewise.
3467 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3469 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
3470 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
3471 * gcc/config/vax/constraints.md (B, R): Likewise.
3472 * gcc/config/vax/predicates.md (external_memory_operand,
3473 nonimmediate_addsub_di_operand): Likewise.
3474 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
3475 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
3476 untyped_call): Likewise.
3478 2009-04-01 Matt Thomas <matt@3am-software.com>
3480 * config/vax/predicates.md: New file.
3481 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
3482 external_const_operand, nonsymbolic_operand, external_memory_operand,
3483 indirect_memory_operand, indexed_memory_operand,
3484 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
3485 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
3487 * config/vax/constraints.md: New file.
3488 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
3490 * config/vax/builtins.md: New file.
3491 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
3492 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
3494 * config/vax/vax.opt (mqmath): Add option.
3495 * config/vax/vax.md (isfx): Extend with DI.
3496 (VAXintQH, VAXintQHSD): Define.
3497 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
3498 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
3499 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
3500 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
3501 (movdi): Update constraints and use vax_output_int_move().
3502 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
3503 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
3504 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
3505 nonlocal_goto): New.
3506 (mov<mode>): Extend accepted operand types.
3507 (subdi3_old): Rename from subdi3, change update constraints and use
3508 a new implementation.
3509 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
3510 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
3511 MOVE_RATIO, CLEAR_RATIO): Define.
3512 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
3513 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
3514 (PRINT_OPERAND): Redefine using a function instead of inlined code.
3515 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
3516 (split_quadword_operands): Make static and really allow variable
3518 (print_operand_address): Update for PIC generation.
3519 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
3520 indexable_address_p, fixup_mathdi_operand,
3521 vax_expand_addsub_di_operands, adjacent_operands_p): New.
3522 (vax_float_literal, legitimate_constant_p,
3523 indirectable_constant_address_p, index_term_p,
3524 reg_plus_index_p): Return bool instead of int.
3525 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
3527 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
3529 (vax_output_conditional_branch): Indent.
3530 (legitimate_constant_address_p, indirectable_constant_address_p,
3531 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
3532 vax_mode_dependent_address_p): Return bool instead of int, update for
3534 * config/vax/vax-protos.h (legitimate_constant_address_p,
3535 legitimate_constant_p, legitimate_address_p,
3536 vax_mode_dependent_address_p): Change declaration to bool.
3537 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
3538 vax_expand_addsub_di_operands, vax_output_int_subtract,
3539 vax_output_movmemsi): Declare.
3540 (split_quadword_operands, vax_float_literal): Delete declaration.
3541 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
3542 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
3543 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
3544 ASM_OUTPUT_DWARF_PCREL): Define.
3545 (ASM_SPEC): Change definition to allow PIC generation.
3547 2009-04-01 Steve Ellcey <sje@cup.hp.com>
3549 * doc/sourcebuild.texi: Update front-end requirements.
3551 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3554 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
3555 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
3556 (booldi3_internal3): Use boolean_or_operator instead of
3559 2009-04-01 Joseph Myers <joseph@codesourcery.com>
3562 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
3563 declarator whose size is not an integer constant expression but
3564 folds to an integer constant, then treat it as a constant
3567 2009-04-01 Richard Guenther <rguenther@suse.de>
3569 * fold-const.c (fold_plusminus_mult_expr): Do not fold
3570 i * 4 + 2 to (i * 2 + 1) * 2.
3572 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3575 * c-parser.c (c_parser_asm_statement): Skip until close paren and
3576 return if c_parser_asm_string_literal returned NULL.
3578 2009-04-01 Nick Clifton <nickc@redhat.com>
3580 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
3582 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
3583 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
3584 other typedefs to avoid conflicts with libgcc2.c. Define labels
3585 to gain 16-bit bit-manipulation functions from libgcc2.c and then
3587 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
3588 to gain 16-bit trapping arithmetic functions from libgcc2.c and
3591 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
3593 * varasm.c (default_function_rodata_section): Declare DOT as
3596 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
3597 Andrey Galkin <agalkin@hypercom.com>
3600 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
3601 Make object_name unique for each process.
3603 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3606 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
3607 addressable variables in the parallel that could go out of scope while
3608 running queued tasks.
3610 2009-04-01 Anatoly Sokolov <aesok@post.ru>
3612 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
3613 (CASE_VALUES_THRESHOLD): Redefine.
3614 * config/avr/avr.c (avr_override_options): Remove initialization of
3615 avr_case_values_threshold variable.
3616 (avr_case_values_threshold): Remove variable. Add new function.
3617 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
3618 * config/avr/avr.opt (mno-tablejump): Remove option.
3619 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
3621 2009-04-01 DJ Delorie <dj@redhat.com>
3623 * varasm.c (default_function_rodata_section): Don't assume
3624 anything about where the first '.' in the section name is.
3626 2009-04-01 Alan Modra <amodra@bigpond.net.au>
3628 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
3629 rs6000_emit_stack_tie.
3631 2009-03-31 Ian Lance Taylor <iant@google.com>
3633 * tree-eh.c (tree_remove_unreachable_handlers): Compare
3634 gimple_code with GIMPLE_RESX, not RESX.
3636 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3638 * c-common.c (c_get_ident): New.
3639 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
3641 2009-04-01 Ben Elliston <bje@au.ibm.com>
3643 * config/rs6000/sysv4.opt (msdata): Improve option description.
3645 2009-03-31 Steve Ellcey <sje@cup.hp.com>
3647 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
3648 (divdf3_internal_lat): Remove.
3649 (divxf3_internal_lat): Remove.
3650 (divxf3_internal_thr): Remove.
3651 (divxf): Use divxf3_internal.
3652 * config/ia64/div.md (divsf3_internal_lat): New.
3653 (divdf3_internal_lat): New.
3654 (divxf3_internal): New.
3656 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3659 * Makefile.in (USE_GCC_STDINT): Define.
3660 (stmp-int-hdrs): Install stdint.h if applicable.
3661 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
3663 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
3664 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
3665 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3666 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3667 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3668 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3669 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3670 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3671 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3672 (c_common_nodes_and_builtins): Initialize
3673 underlying_wchar_type_node. Do not initialize
3674 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
3675 nodes for new types.
3676 (c_stddef_cpp_builtins): Define macros for new types.
3677 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
3679 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
3680 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
3681 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
3682 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
3683 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
3684 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
3685 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
3686 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
3687 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
3688 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
3689 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
3690 int16_type_node, int32_type_node, int64_type_node,
3691 uint8_type_node, uint16_type_node, c_uint32_type_node,
3692 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
3693 int_least32_type_node, int_least64_type_node,
3694 uint_least8_type_node, uint_least16_type_node,
3695 uint_least32_type_node, uint_least64_type_node,
3696 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
3697 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
3698 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
3699 uintptr_type_node): Define.
3700 * c-cppbuiltin.c (builtin_define_constants,
3701 builtin_define_type_minmax): New.
3702 (builtin_define_stdint_macros): Define more macros.
3703 (c_cpp_builtins): Define more limit macros.
3705 (builtin_define_type_max): Define in terms of
3706 builtin_define_type_minmax. Remove is_long parameter. All
3708 * config.gcc (use_gcc_stdint): Define.
3709 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
3710 Add newlib-stdint.h for generic targets.
3711 * config/glibc-stdint.h, config/newlib-stdint.h,
3712 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
3713 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
3714 * config/score/score.h (UINTPTR_TYPE): Define.
3715 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
3716 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
3717 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3718 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3719 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3720 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3721 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3722 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3723 * config/spu/spu.h (STDINT_LONG32): Define.
3724 * configure.ac (use_gcc_stdint): Substitute.
3725 * configure: Regenerate.
3726 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
3727 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
3728 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
3729 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
3730 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
3731 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
3732 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
3733 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
3734 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
3735 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
3736 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
3737 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
3738 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
3739 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
3740 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
3741 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
3742 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
3743 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
3744 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
3745 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
3746 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
3747 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
3748 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3749 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3750 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3751 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3752 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3753 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3754 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
3756 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
3758 * loop-iv.c (suitable_set_for_replacement): Renamed from
3759 simplify_using_assignment; changed to return bool and to accept new
3760 args DEST and SRC. Return true iff we find a source/destination pair
3761 that can be used to make a replacement, and fill SRC and DEST if so.
3762 Remove arg ALTERED. Don't deal with altered regs here. All callers
3764 (simplify_using_initial_values): Deal with altered regs here and track
3765 more precisely the effect they have on the validity of our expression.
3767 * loop-iv.c (simplify_using_condition): A condition of the form
3768 (EQ REG CONST) can be used to simply make a substitution.
3769 (simplify_using_initial_values): Keep track of conditions we have seen
3770 and keep using them to simplify new expressions, while applying the
3771 same substitutions to them as to the expression.
3773 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3774 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
3777 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
3778 changed. Use this when trying to improve the upper bound.
3779 Generate the comparison by using simplify_gen_relational.
3781 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
3783 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
3785 (simplify_using_assignment, simplify_using_initial_values): Call
3786 replace_in_expr to make replacements. Call replace_single_def_regs
3787 once on the initial version of the expression.
3789 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3792 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
3794 2009-03-31 Richard Guenther <rguenther@suse.de>
3797 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
3798 equality comparisons. Fold C - X CMP X if C % 2 == 1.
3800 2009-03-31 Richard Guenther <rguenther@suse.de>
3802 * tree.h (div_if_zero_remainder): Declare.
3803 * fold-const.c (div_if_zero_remainder): Export.
3804 * tree-ssa-forwprop.c
3805 (forward_propagate_addr_into_variable_array_index): Handle
3806 constant array index addition outside of the variable index.
3808 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3811 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
3812 define_splits, floatunssi<mode>2): Require x87 conversions from
3813 DImode to be permitted.
3815 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3817 PR preprocessor/15638
3818 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
3820 2009-03-31 Richard Guenther <rguenther@suse.de>
3824 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
3825 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
3826 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
3827 a separate statement.
3828 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
3829 (lookup_tmp_var): Likewise.
3830 (is_gimple_formal_tmp_or_call_rhs): Remove.
3831 (is_gimple_reg_or_call_rhs): Rename to ...
3832 (is_gimple_reg_rhs_or_call): ... this.
3833 (is_gimple_mem_or_call_rhs): Rename to ...
3834 (is_gimple_mem_rhs_or_call): ... this.
3835 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
3836 DECL_GIMPLE_REG_P only if is_formal is true.
3837 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
3838 for non-proper post-modify expression gimplification.
3839 (gimplify_self_mod_expr): For post-modify expressions gimplify
3840 the lvalue to a minimal lvalue.
3841 (rhs_predicate_for): Remove formal temp case.
3842 (gimplify_modify_expr_rhs): Likewise.
3843 (gimplify_addr_expr): Use is_gimple_reg.
3844 (gimplify_expr): Remove formal temp cases.
3845 (gimple_regimplify_operands): Likewise.
3846 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
3847 and FILTER_EXPR like constants.
3848 * gimple.c (walk_gimple_op): Fix val_only initialization, use
3850 (is_gimple_formal_tmp_rhs): Remove.
3851 (is_gimple_reg_rhs): Remove special casing.
3852 (is_gimple_mem_rhs): Fix.
3853 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
3854 (is_gimple_formal_tmp_var): Remove.
3855 (is_gimple_formal_tmp_reg): Likewise.
3856 (is_gimple_min_lval): Allow invariant component ref parts.
3857 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
3858 is_gimple_formal_tmp_reg): Remove declarations.
3859 * tree-cfg.c (verify_expr): Verify that variables with address
3860 taken do not have DECL_GIMPLE_REG_P set.
3861 * tree-mudflap.c (mf_build_check_statement_for): Use
3862 force_gimple_operand instead of gimplify_expr.
3864 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
3866 * modulo-sched.c (sms_schedule_by_order): Pass the actual
3867 schedulable rows to compute_split_row.
3869 2009-03-31 Ben Elliston <bje@au.ibm.com>
3872 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
3875 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3877 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
3878 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
3879 * configure: Regenerate.
3880 * config.in: Regenerate.
3881 * config/rs6000/rs6000.opt (mtls-markers): Add.
3882 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
3883 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
3884 (tls_ld_aix, tls_ld_sysv): Likewise.
3885 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
3886 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
3888 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3890 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
3892 2009-03-30 Jan Hubicka <jh@suse.cz>
3894 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
3896 (tree_remove_unreachable_handlers): Cleanup EH predecestor
3897 detection and label handling.
3899 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3901 * ira-int.h (ira_allocno): Rename left_conflicts_num to
3902 left_conflicts_size.
3903 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
3904 ALLOCNO_LEFT_CONFLICTS_SIZE.
3906 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
3907 remove_allocno_from_bucket_and_push,
3908 allocno_spill_priority_compare, push_allocnos_to_stack,
3909 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3910 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
3911 (setup_allocno_left_conflicts_num): Ditto. Rename to
3912 setup_allocno_left_conflicts_size.
3913 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3914 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
3915 setup_allocno_left_conflicts_size instead of
3916 setup_allocno_left_conflicts_num.
3918 * ira-build.c (ira_create_allocno): Use
3919 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
3920 ALLOCNO_LEFT_CONFLICTS_NUM.
3922 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3924 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3925 instead of DF_LR_OUT.
3927 * ira-lives.c (process_bb_node_lives): Ditto.
3929 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3930 instead of DF_LR_{OUT,IN}.
3932 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3934 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3936 2009-03-30 Jan Hubicka <jh@suse.cz>
3938 * except.c (label_to_region_map): Fix thinko.
3940 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3943 * tree.h (tree_find_value): New declaration.
3944 * tree.c (tree_find_value): New function.
3945 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3947 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3950 * c-decl.c (struct c_binding): Add locus field.
3951 (bind): Add locus argument, set locus field from it.
3952 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3953 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3954 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3955 implicitly_declare, undeclared_variable, lookup_label,
3956 declare_label, c_make_fname_decl, c_builtin_function,
3957 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3960 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
3963 * config/i386/i386.c (classify_argument): Check total size of
3966 2009-03-30 Martin Jambor <mjambor@suse.cz>
3968 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3969 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3970 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3973 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3974 seen_variable_array_ref while also traversing a union.
3976 * tree-inline.c (optimize_inline_calls): Do not call
3977 cgraph_node_remove_callees.
3978 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3979 (pass_remove_cgraph_callee_edges): New variable.
3980 * passes.c (init_optimization_passes): Add
3981 pass_remove_cgraph_callee_edges after early inlining and before all
3982 late intraprocedural passes.
3984 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3986 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3988 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3991 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3993 * combine.c (simplify_comparison): Use have_insn_for.
3994 * dojump.c (do_jump): Likewise.
3996 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3998 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3999 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4000 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4001 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4002 instead of sparc_compare_emitted.
4003 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4004 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4005 instead of sparc_compare_emitted.
4007 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4009 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4010 enter/exit cfglayout mode.
4011 (pass_partition_block): Require it.
4012 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4013 (combine_instructions): Track basic blocks instead of labels.
4014 (update_cfg_for_uncondjump): New.
4015 (try_combine): Use it. Update jumps after rescanning.
4016 (pass_combine): Require PROP_cfglayout.
4017 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4019 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4021 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4022 Provide/destroy PROP_cfglayout respectively.
4023 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4024 * tree-pass.h (PROP_cfglayout): New.
4026 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4028 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4029 fold_convert_const_fixed_from_fixed,
4030 fold_convert_const_fixed_from_int,
4031 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4032 set TREE_CONSTANT_OVERFLOW.
4033 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4034 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4036 2009-03-30 Ira Rosen <irar@il.ibm.com>
4038 * tree-vect-loop-manip.c: New file.
4039 * tree-vectorizer.c: Update documentation and included files.
4040 (vect_loop_location): Make extern.
4041 (rename_use_op): Move to tree-vect-loop-manip.c
4042 (rename_variables_in_bb, rename_variables_in_loop,
4043 slpeel_update_phis_for_duplicate_loop,
4044 slpeel_update_phi_nodes_for_guard1,
4045 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4046 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4047 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4048 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4049 find_loop_location): Likewise.
4050 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4051 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4052 get_vectype_for_scalar_type, vect_is_simple_use,
4053 supportable_widening_operation, supportable_narrowing_operation):
4055 (bb_in_loop_p): Move to tree-vect-loop.c.
4056 (new_loop_vec_info, destroy_loop_vec_info,
4057 reduction_code_for_scalar_code, report_vect_op,
4058 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4059 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4060 (vect_supportable_dr_alignment): Likewise.
4061 * tree-vectorizer.h (tree-data-ref.h): Include.
4062 (vect_loop_location): Declare.
4063 Reorganize function declarations according to the new file structure.
4064 * tree-vect-loop.c: New file.
4065 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4066 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4067 * tree-vect-data-refs.c: New file.
4068 * tree-vect-patterns.c (timevar.h): Don't include.
4069 * tree-vect-stmts.c: New file.
4070 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4071 tree-vect-slp.c, tree-vect-loop.c.
4072 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4073 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4074 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4075 (tree-vect-analyze.o): Remove.
4076 (tree-vect-transform.o): Likewise.
4077 (tree-vect-data-refs.o): Add rule.
4078 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4079 tree-vect-slp.o): Likewise.
4080 (tree-vect-patterns.o): Remove redundant dependencies.
4081 (tree-vectorizer.o): Likewise.
4082 * tree-vect-slp.c: New file.
4084 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4086 * optc-gen.awk: Warn if an option flag has multiple different
4089 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4091 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4092 -floop-block): Document dependences on PPL, CLooG and Graphite.
4094 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4096 PR rtl-optimization/323
4097 * c-common.c (c_fully_fold, convert_and_check,
4098 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4099 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4100 * c-common.def (EXCESS_PRECISION_EXPR): New.
4101 * c-cppbuiltin.c (builtin_define_float_constants): Define
4102 constants with enough digits for long double.
4103 * c-lex.c (interpret_float): Interpret constant with excess
4104 precision where appropriate.
4105 * c-opts.c (c_common_post_options): Set
4106 flag_excess_precision_cmdline. Give an error for
4107 -fexcess-precision=standard for C++ for processors where the
4108 option is significant.
4109 * c-parser.c (c_parser_conditional_expression): Handle excess
4110 precision in condition.
4111 * c-typeck.c (convert_arguments): Handle arguments with excess
4113 (build_unary_op): Move excess precision outside operation.
4114 (build_conditional_expr): Likewise.
4115 (build_compound_expr): Likewise.
4116 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4117 (build_modify_expr): Handle excess precision in RHS.
4118 (convert_for_assignment): Handle excess precision in converted
4120 (digest_init, output_init_element, process_init_element): Handle
4121 excess precision in initializer.
4122 (c_finish_return): Handle excess precision in return value.
4123 (build_binary_op): Handle excess precision in operands and add
4124 excess precision as needed for operation.
4125 * common.opt (-fexcess-precision=): New option.
4126 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4127 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4128 For standard excess precision, output explicit conversion to and
4129 truncation from XFmode.
4130 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4131 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4132 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4133 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4134 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4135 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4136 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4137 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4138 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4139 define_splits, sqrt<mode>2): Disable where appropriate for
4140 standard excess precision.
4141 * convert.c (convert_to_real): Do not shorten arithmetic to type
4142 for which excess precision would be used.
4143 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4144 * doc/invoke.texi (-fexcess-precision=): Document option.
4145 (-mfpmath=): Correct index entry.
4146 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4147 flag_excess_precision): New.
4148 * langhooks.c (lhd_post_options): Set
4149 flag_excess_precision_cmdline.
4150 * opts.c (common_handle_option): Handle -fexcess-precision=.
4151 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4152 init_excess_precision): New.
4153 (lang_dependent_init_target): Call init_excess_precision.
4154 * tree.c (excess_precision_type): New.
4155 * tree.h (excess_precision_type): Declare.
4157 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4160 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4161 non-lvalue to component.
4163 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4165 PR preprocessor/34695
4166 * Makefile.in (c-opts.o): Depend on c-tree.h.
4167 * c-common.c: Move down include of diagnostic.h.
4168 (done_lexing, c_cpp_error): New.
4169 * c-common.h (done_lexing): Declare.
4170 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4172 * c-opts.c: Include c-tree.h.
4173 (c_common_init_options): Set preprocessor error callback.
4174 (c_common_handle_option): Do not set preprocessor
4175 inhibit_warnings, warnings_are_errors, warn_system_headers,
4176 pedantic_errors or inhibit_warnings flags.
4177 (c_common_post_options): Do not check cpp_errors (parse_in).
4178 (c_common_finish): Do not output dependencies if there were
4179 errors. Do not check return value of cpp_finish.
4180 * c-ppoutput.c (pp_file_change): Set input_location.
4181 * c-tree.h (c_cpp_error): Declare.
4182 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4184 (diagnostic_build_prefix): Check override_column.
4185 * diagnostic.h (diagnostic_info): Add override_column field.
4186 (diagnostic_override_column): Define.
4188 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4190 * c-common.c (c_expand_expr, c_staticp): Remove.
4191 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4192 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4193 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4194 * c-gimplify.c (gimplify_compound_literal_expr,
4195 optimize_compound_literals_in_ctor): Remove.
4196 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4197 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4198 * c-semantics.c (emit_local_var): Remove.
4200 * langhooks-def.h (lhd_expand_expr): Remove.
4201 * langhooks.c (lhd_expand_expr): Remove.
4202 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4204 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
4205 handling from c-semantics.c; don't call into langhook.
4206 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
4207 * gimplify.c (gimplify_compound_literal_expr,
4208 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
4209 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
4210 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
4211 as was done in c-gimplify.c.
4212 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
4213 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
4214 Move from c-common.h.
4215 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
4217 * tree.c (staticp): Do not call langhook.
4218 * langhooks.c (lhd_staticp): Delete.
4219 * langhooks-def.h (lhd_staticp): Delete prototype.
4220 (LANG_HOOKS_STATICP): Delete.
4221 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
4223 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
4224 instead of DECL_STMTs.
4226 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4234 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
4236 (fold_call_expr): Return a NOP_EXPR from folding rather than the
4237 contained expression.
4238 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
4239 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
4240 conditional expressions for C.
4241 (decl_constant_value_for_optimization): Move from
4242 decl_constant_value_for_broken_optimization in c-typeck.c. Check
4243 whether optimizing and that the expression is a VAR_DECL not of
4244 array type instead of doing such checks in the caller. Do not
4245 check pedantic. Call gcc_unreachable for C++.
4246 * c-common.def (C_MAYBE_CONST_EXPR): New.
4247 * c-common.h (c_fully_fold, c_save_expr,
4248 decl_constant_value_for_optimization): New prototypes.
4249 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4250 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4251 EXPR_INT_CONST_OPERANDS): Define.
4252 * c-convert.c (convert): Strip nops from expression.
4253 * c-decl.c (groktypename): Take extra parameters expr and
4254 expr_const_operands. Update call to grokdeclarator.
4255 (start_decl): Update call to grokdeclarator. Add statement for
4256 expressions used in type of decl.
4257 (grokparm): Update call to grokdeclarator.
4258 (push_parm_decl): Update call to grokdeclarator.
4259 (build_compound_literal): Add parameter non_const and build a
4260 C_MAYBE_COSNT_EXPR if applicable.
4261 (grokdeclarator): Take extra parameters expr and
4262 expr_const_operands. Track expressions used in declaration
4263 specifiers and declarators. Fold array sizes and track whether
4264 they are constant expressions and whether they are integer
4265 constant expressions.
4266 (parser_xref_tag): Set expr and expr_const_operands fields in
4268 (grokfield): Update call to grokdeclarator.
4269 (start_function): Update call to grokdeclarator.
4270 (build_null_declspecs): Set expr and expr_const_operands fields in
4272 (declspecs_add_type): Handle expressions in typeof specifiers.
4273 * c-parser.c (c_parser_declspecs): Set expr and
4274 expr_const_operands fields for declaration specifiers.
4275 (c_parser_enum_specifier): Likewise.
4276 (c_parser_struct_or_union_specifier): Likewise.
4277 (c_parser_typeof_specifier): Likewise. Update call to
4278 groktypename. Fold expression as needed. Return expressions with
4279 type instead of adding statements.
4280 (c_parser_attributes): Update calls to c_parser_expr_list.
4281 (c_parser_statement_after_labels): Fold expression before passing
4282 to objc_build_throw_stmt.
4283 (c_parser_condition): Fold expression.
4284 (c_parser_asm_operands): Fold expression.
4285 (c_parser_conditional_expression): Use c_save_expr. Update call
4286 to build_conditional_expr.
4287 (c_parser_alignof_expression): Update call to groktypename.
4288 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
4289 original_code. Fold expression argument of va_arg. Create
4290 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
4291 argument to va_arg. Update calls to groktypename. Fold array
4292 index for offsetof. Verify that first argument to
4293 __builtin_choose_expr has integer type.
4294 (c_parser_postfix_expression_after_paren_type): Update calls to
4295 groktypename and build_compound_literal. Handle expressions with
4296 side effects in type name.
4297 (c_parser_postfix_expression_after_primary): Update call to
4298 c_parser_expr_list. Set original_code for calls to
4299 __builtin_constant_p.
4300 (c_parser_expr_list): Take extra parameter fold_p. Fold
4301 expressions if requested.
4302 (c_parser_objc_type_name): Update call to groktypename.
4303 (c_parser_objc_synchronized_statement): Fold expression.
4304 (c_parser_objc_receiver): Fold expression.
4305 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
4306 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
4307 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
4308 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
4309 (struct c_typespec): Add elements expr and expr_const_operands.
4310 (struct c_declspecs): Add elements expr and expr_const_operands.
4311 (groktypename, build_conditional_expr, build_compound_literal):
4313 (in_late_binary_op): Declare.
4314 * c-typeck.c (note_integer_operands): New function.
4315 (in_late_binary_op): New variable.
4316 (decl_constant_value_for_broken_optimization): Move to c-common.c
4317 and rename to decl_constant_value_for_optimization.
4318 (default_function_array_conversion): Do not strip nops.
4319 (default_conversion): Do not call
4320 decl_constant_value_for_broken_optimization.
4321 (build_array_ref): Do not fold result.
4322 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
4323 result when operand is a VLA.
4324 (c_expr_sizeof_type): Update call to groktypename. Handle
4325 expressions included in type name. Use C_MAYBE_CONST_EXPR for
4326 result when operand names a VLA type.
4327 (build_function_call): Update call to build_compound_literal.
4328 Only fold result for calls to __builtin_* functions. Strip
4329 NOP_EXPR from INTEGER_CST returned from such functions. Fold
4330 the function designator.
4331 (convert_arguments): Fold arguments. Update call to
4332 convert_for_assignment.
4333 (build_unary_op): Handle increment and decrement of
4334 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
4335 decrement earlier. Fold operand of increment and decrement.
4336 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
4337 built for integer operand. Wrap returns that are INTEGER_CSTs
4338 without being integer constant expressions or that have integer
4339 constant operands without being INTEGER_CSTs.
4340 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
4341 (build_conditional_expr): Add operand ifexp_bcp. Track whether
4342 result is an integer constant expression or can be used in
4343 unevaluated parts of one and avoid folding and wrap as
4344 appropriate. Fold operands before possibly doing -Wsign-compare
4346 (build_compound_expr): Wrap result for C99 if operands can be used
4347 in integer constant expressions.
4348 (build_c_cast): Update call to digest_init. Do not ignore
4349 overflow from casting floating-point constants to integers. Wrap
4350 results that could be confused with integer constant expressions,
4351 null pointer constants or floating-point constants.
4352 (c_cast_expr): Update call to groktypename. Handle expressions
4353 included in type name.
4354 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
4355 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
4356 Update calls to convert_for_assignment.
4357 (convert_for_assignment): Take new parameter
4358 null_pointer_constant. Do not strip nops or call
4359 decl_constant_value_for_broken_optimization. Set
4360 in_late_binary_op for conversions to boolean.
4361 (store_init_value): Update call to digest_init.
4362 (digest_init): Take new parameter null_pointer_constant. Do not
4363 call decl_constant_value_for_broken_optimization. pedwarn for
4364 initializers not constant expressions. Update calls to
4365 convert_for_assignment.
4366 (constructor_nonconst): New.
4367 (struct constructor_stack): Add nonconst element.
4368 (really_start_incremental_init, push_init_level, pop_init_level):
4369 Handle constructor_nonconst and nonconst element.
4370 (set_init_index): Call constant_expression_warning for array
4372 (output_init_element): Fold value. Set constructor_nonconst as
4373 applicable. pedwarn for initializers not constant expressions.
4374 Update call to digest_init. Call constant_expression_warning
4375 where constant initializers are required.
4376 (process_init_element): Use c_save_expr.
4377 (c_finish_goto_ptr): Fold expression.
4378 (c_finish_return): Fold return value. Update call to
4379 convert_for_assignment.
4380 (c_start_case): Fold switch expression.
4381 (c_process_expr_stmt): Fold expression.
4382 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
4383 ensure statement expression is not evaluated in constant expression.
4384 (build_binary_op): Track whether results are integer constant
4385 expressions or may occur in such, disable folding and wrap results
4386 as applicable. Fold operands for -Wsign-compare warnings unless
4388 (c_objc_common_truthvalue_conversion): Handle results folded to
4389 integer constants that are not integer constant expressions.
4390 * doc/extend.texi: Document when typeof operands are evaluated,
4391 that condition of __builtin_choose_expr is an integer constant
4392 expression, and more about use of __builtin_constant_p in
4395 2009-03-29 Richard Guenther <rguenther@suse.de>
4397 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
4398 propagate addresses of array references.
4400 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
4402 * regmove.c (perhaps_ends_bb_p): Remove.
4403 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
4404 from INSN and check that the main loop stays within that basic block.
4405 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
4406 (regmove_forward_pass): Split out from regmove_optimize. Use
4407 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
4408 (regmove_backward_pass): Split out from regmove_optimize. Use
4409 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
4410 (regmove_optimize): Simplify.
4412 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4415 * config/i386/i386.c (classify_argument): Ignore flexible array
4416 member in struct and warn ABI change.
4418 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4420 * config/i386/i386-protos.h (ix86_agi_dependent): New.
4422 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
4423 (ix86_adjust_cost): Updated.
4425 2009-03-29 Jan Hubicka <jh@suse.cz>
4428 * tree-pass.h (pass_cleanup_eh): New function.
4429 (remove_unreachable_regions): Break code handling RTL
4430 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
4431 that can not be reached by runtime.
4432 (can_be_reached_by_runtime): New function.
4433 (label_to_region_map): New function.
4434 (num_eh_regions): New function.
4435 (rtl_remove_unreachable_regions): New function.
4436 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
4437 (remove_eh_region): New function.
4438 * except.h: Include sbitmap and vecprim.
4439 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
4440 num_eh_regions): Declare.
4441 * passes.c (init_optimization_passes): Schedule cleanup_eh.
4442 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
4443 * tree-eh.c (tree_remove_unreachable_handlers): New function.
4444 (tree_empty_eh_handler_p): New function.
4445 (cleanup_empty_eh): New function.
4446 (cleanup_eh): New function.
4447 (pass_cleanup_eh): New function.
4449 2009-03-29 Jan Hubicka <jh@suse.cz>
4451 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
4452 for removed regions.
4454 2009-03-29 Jan Hubicka <jh@suse.cz>
4456 * except.c (dump_eh_tree): Dump all datastructures.
4458 2009-03-29 Jan Hubicka <jh@suse.cz>
4460 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
4461 (duplicate_eh_regions_1): Likewise.
4462 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
4463 vector; call EH verification.
4464 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4465 Be ready for region being removed.
4467 2009-03-29 Jan Hubicka <jh@suse.cz>
4469 * bitmap.c (bitmap_last_set_bit): New function.
4470 * bitmap.h (bitmap_last_set_bit): Declare.
4472 2009-03-29 David Ayers <ayers@fsfe.org>
4475 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
4476 by calling objc_compare_types and surpress warnings about
4477 incompatible C pointers that are compatible ObjC pointers.
4479 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
4481 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
4482 call initialize_inline_failed.
4483 (initialize_inline_failed): Move it from here ...
4484 * cgraph.c (initialize_inline_failed): ... to here.
4485 (cgraph_create_edge): Call initialize_inline_failed rather than
4486 setting inline_failed directly.
4488 2009-03-29 Ben Elliston <bje@au.ibm.com>
4491 * sysv4.opt (msdata): Improve comment.
4492 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
4493 * sysv4.h (SVR4_ASM_SPEC): Likewise.
4495 2009-03-29 Ben Elliston <bje@au.ibm.com>
4498 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
4499 load and store attributes.
4501 2009-03-29 Ben Elliston <bje@au.ibm.com>
4503 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
4504 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
4505 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
4506 * doc/extend.texi (X86 Built-in Functions): Add index entries for
4507 __builtin_infq and __builtin_huge_valq.
4509 2009-03-28 Anatoly Sokolov <aesok@post.ru>
4511 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
4513 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4514 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
4516 2009-03-28 Xinliang David Li <davidxl@google.com>
4518 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
4519 (do_dbg_cnt): New function.
4521 2009-03-28 Jan Hubicka <jh@suse.cz>
4523 Merge from pretty-ipa:
4525 2009-03-27 Jan Hubicka <jh@suse.cz>
4527 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4528 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
4529 * passes.c (function_called_by_processed_nodes_p): New.
4530 * ipa-pure-const.c (check_call): Fix handling of operands.
4531 (analyze_function): Dump debug output for skipped bodies.
4532 (local_pure_const): Use function_called_by_processed_nodes_p.
4533 * dwarf2out.c (reference_to_unused): Use output.
4534 * passes.c (do_per_function_toporder): Likewise.
4536 2008-11-12 Jan Hubicka <jh@suse.cz>
4538 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
4539 * ipa-pure-const.c (funct_state_d): Add can throw field; make
4540 state_set_in_source enum
4541 (check_decl): Ignore memory tags; do not set fake looping flags;
4543 (check_operand, check_tree, check_rhs_var, check_lhs_var,
4544 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
4545 (check_call, analyze_function): Rewrite.
4547 (add_new_function): Update call of analyze_function.
4548 (generate_summary): Add call of analyze_function.
4549 (propagate): Propagate can_throw; handle state_set_in_source correctly.
4550 (local_pure_const): New function.
4551 (pass_local_pure_const): New pass.
4552 * ipa-inline.c (inline_transform): Set after_inlining.
4553 * tree-eh.c (stmt_can_throw_external): New.
4554 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
4555 work with aliasing built.
4556 * tree-flow.h (stmt_can_throw_external): New.
4557 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
4558 and local pure/const pass in early and late optimization queue.
4560 2009-03-28 Martin Jambor <mjambor@suse.cz>
4562 * fold-const.c (get_pointer_modulus_and_residue): New parameter
4564 (fold_binary): Allow function decl aligment consideration is the
4565 second argument is integer constant one.
4566 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
4567 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
4568 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
4570 2009-03-28 Jan Hubicka <jh@suse.cz>
4572 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
4573 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
4574 * function.h (rtl_data): Add nothrow flag.
4575 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
4576 set DECL_NOTHROW for AVAILABLE functions.
4578 2009-03-28 Jakub Jelinek <jakub@redhat.com>
4580 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
4581 following vector keyword has expansion starting with pixel or bool
4582 keyword, expand vector to __vector and pixel or bool to __pixel or
4586 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
4587 warn_if_disallowed_function_p): Removed.
4588 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
4589 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
4590 warning_if_disallowed_function_p.
4591 * flags.h (warn_if_disallowed_function_p,
4592 warn_disallowed_functions): Removed.
4593 * common.opt (Wdisallowed-function-list=): Removed.
4594 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
4596 2009-03-28 Richard Guenther <rguenther@suse.de>
4598 PR tree-optimization/38723
4599 * tree-ssa-pre.c (compute_avail): Add all default definitions to
4602 2009-03-28 Jan Hubicka <jh@suse.cz>
4604 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
4605 test introduced by my previous patch.
4607 2009-03-28 Richard Guenther <rguenther@suse.de>
4609 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
4610 the PHIs value undefined.
4612 2009-03-28 Jan Hubicka <jh@suse.cz>
4614 * tree-pass.h (pass_fixup_cfg): New pass.
4615 * ipa-inline.c (inline_transform): Set
4616 always_inline_functions_inlined/after_inlining.
4617 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
4618 (pass_fixup_cfg): New pass.
4619 * passes.c (init_optimization_passes): Add fixup_cfg.
4621 2009-03-28 Richard Guenther <rguenther@suse.de>
4623 PR tree-optimization/38458
4624 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
4625 argument use the arguments copy-of value.
4627 2009-03-28 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/38180
4630 * tree-ssa-ccp.c (get_default_value): Simplify.
4631 (likely_value): Likewise.
4632 (surely_varying_stmt_p): Properly handle VOP case.
4633 (ccp_initialize): Likewise.
4634 (ccp_fold): Handle propagating through *&.
4635 (fold_const_aggregate_ref): Also handle decls.
4637 2009-03-28 Jan Hubicka <jh@suse.cz>
4639 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4640 * cgraph.h (cgraph_node): Likewise.
4641 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
4642 (cgraph_reset_node): Use process flag.
4643 (cgraph_mark_functions_to_output): Likewise.
4644 (cgraph_expand_function): Likewise.
4645 (cgraph_expand_all_functions): Likewise.
4646 (cgraph_output_in_order): Likewise.
4647 * dwarf2out.c (reference_to_unused): Likewise.
4648 * passes.c do_per_function_toporder): Likewise.
4650 2009-03-28 Jan Hubicka <jh@suse.cz>
4652 Bring from lto-branch:
4654 2008-09-03 Doug Kwan <dougkwan@google.com>
4656 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
4657 enums instead of reason strings.
4658 * cgraph.c (cgraph_create_edge): Same.
4659 (cgraph_inline_failed_string): New function.
4660 * cgraph.h (cgraph_inline_failed_t): New enum type.
4661 (cgraph_inline_failed_string): New prototype.
4662 (struct cgraph_edge): Change type of INLINED_FAILED from constant
4663 char pointer to cgraph_inline_failed_t.
4664 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
4665 (cgraph_default_inline_p): Ditto.
4666 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
4667 to cgraph_inline_failed_t pointer.
4668 * cif-code.def: New file.
4669 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
4671 (cgraph_check_inline_limits): Change type of REASON to pointer to
4672 cgraph_inline_failed_t. Replace reason strings with enums.
4673 (cgraph_default_inline_p): Ditto.
4674 (cgraph_recursive_inlining_p): Ditto.
4675 (update_caller_keys): Change type of FAILED_REASON to
4676 cgraph_inline_failed_t.
4677 (cgraph_set_inline_failed): Change type of REASON to pointer to
4678 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
4679 convert enums to strings for text output.
4680 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
4681 to be of type cgraph_inline_failed_t. Replace reason strings with
4682 enums. Call cgraph_inline_failed_string to covert enums
4683 to strings for text output.
4684 (cgraph_decide_inlining): Replace reason strings with enums.
4685 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
4686 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
4688 * tree-inline.c (expand_call_inline): Change type of REASON
4689 to cgraph_inline_failed_t. Replace reason strings with enums.
4690 Call cgraph_inline_failed_string for text output.
4691 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
4694 2009-03-28 Jan Hubicka <jh@suse.cz>
4696 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
4697 cgraph_clone_node): Remove master clone handling.
4698 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4699 * cgraph.h (master_clone): Remove.
4700 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4701 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
4702 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4704 2009-03-28 Jan Hubicka <jh@suse.cz>
4706 * cgraph.c (cgraph_function_body_availability): Functions declared
4707 inline are always safe to assume that it is not going to be replaced.
4709 2009-03-28 Richard Guenther <rguenther@suse.de>
4711 PR tree-optimization/38513
4712 * tree-ssa-pre.c (eliminate): Remove redundant stores.
4713 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4714 EXC_PTR_EXPR and FILTER_EXPR.
4715 (get_ref_from_reference_ops): Likewise.
4717 2009-03-28 Richard Guenther <rguenther@suse.de>
4719 PR tree-optimization/38968
4720 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4721 Use FLOOR_MOD_EXPR to compute misalignment.
4723 2009-03-28 Richard Guenther <rguenther@suse.de>
4725 PR tree-optimization/37795
4726 * tree.h (combine_comparisons): Declare.
4727 * fold-const.c (combine_comparisons): Export.
4728 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
4730 (ifcombine_iforif): Use combine_comparisons.
4732 2009-03-28 Jan Hubicka <jh@suse.cz>
4734 * tree-eh.c (inlinable_call_p): New function.
4735 (make_eh_edges): Use it.
4736 (verify_eh_edges): Use it.
4737 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
4738 * except.c (reachable_next_level): Add inlinable_function argument
4739 (sjlj_find_directly_reachable_regions): Update.
4740 (add_reachable_handler): Do not set saw_any_handlers.
4741 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
4742 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4743 Add new inlinable call parameter.
4744 (can_throw_internal, can_throw_external): Update.
4745 * except.h (can_throw_internal_1, can_throw_external_1,
4746 foreach_reachable_handler): Update declaration.
4748 2009-03-28 Joseph Myers <joseph@codesourcery.com>
4750 * config/arm/t-arm-coff, config/h8300/coff.h,
4751 config/i386/i386-aout.h, config/i386/i386-coff.h,
4752 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
4753 config/pdp11/2bsd.h, config/rs6000/aix41.h,
4754 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
4755 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
4756 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
4757 sys-types.h: Remove.
4758 * Makefile.in: Remove protoize and fixproto support and references
4760 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
4761 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
4763 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
4764 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
4765 unprotoize$(exeext).
4766 (rest.encap): Don't depend on $(STMP_FIXPROTO)
4767 (.PHONY): Don't depend on proto.
4768 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
4769 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
4770 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
4771 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
4772 build/gen-protos.o, build/scan.o, xsys-protos.h,
4773 build/fix-header$(build_exeext), build/fix-header.o,
4774 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
4775 stmp-install-fixproto): Remove.
4776 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
4777 SYSCALLS.c or fixproto files.
4778 (install-common): Don't install protoize.
4779 (install-headers-tar, install-headers-cpio, install-headers-cp):
4780 Don't depend on $(STMP_FIXPROTO).
4781 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
4782 install fixproto files or write out fixproto settings.
4783 (uninstall): Don't uninstall protoize.
4784 * config.gcc (use_fixproto): Remove.
4785 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
4786 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
4787 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
4788 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
4789 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
4790 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
4791 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
4792 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
4793 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
4794 * config/t-vxworks (STMP_FIXPROTO): Remove.
4795 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
4796 STMP_FIXPROTO): Remove.
4797 * config.in, configure: Regenerate.
4798 * crtstuff.c (gid_t, uid_t): Don't undefine.
4799 * doc/install.texi: Change m68k-coff to m68k-elf in example.
4800 (arm-*-coff, arm-*-aout: Remove target entries.
4801 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
4802 Remove mention of AIX 4.1.
4803 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
4804 * doc/invoke.texi (Running Protoize): Remove.
4805 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
4806 (Protoize Caveats): Remove.
4807 * tsystem.h: Update comments on headers assumed to exist.
4809 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
4811 * genautomata.c: Add a new year to the copyright. Add a new
4813 (struct insn_reserv_decl): Add comments for member bypass_list.
4814 (find_bypass): Remove.
4815 (insert_bypass): New.
4816 (process_decls): Use insert_bypass.
4817 (output_internal_insn_latency_func): Output all bypasses with the
4818 same input insn in one switch case.
4820 * rtl.def (define_bypass): Describe bypass choice.
4821 * doc/md.texi (define_bypass): Ditto.
4823 2009-03-27 Richard Guenther <rguenther@suse.de>
4825 * gimplify.c (mark_addressable): Export.
4826 * tree-flow.h (mark_addressable): Declare.
4827 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
4828 * tree-ssa.c (verify_phi_args): Verify that address taken
4829 variables have TREE_ADDRESSABLE set.
4831 2009-03-27 Richard Guenther <rguenther@suse.de>
4833 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
4834 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
4835 Do not mark decls TREE_ADDRESSABLE.
4836 (build_fold_addr_expr): Adjust.
4837 (fold_addr_expr): Remove.
4838 (fold_unary): Use build_fold_addr_expr.
4839 (fold_comparison): Likewise.
4840 (split_address_to_core_and_offset): Likewise.
4841 * coverage.c (tree_coverage_counter_addr): Mark the array decl
4843 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
4844 (gimplify_modify_expr_to_memcpy): Mark source and destination
4846 * omp-low.c (create_omp_child_function): Mark the object decl
4848 (lower_rec_input_clauses): Mark the var we take the address of
4850 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
4852 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4855 * cfgexpand.c (expand_one_stack_var_at): Change alignment
4856 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
4858 2009-03-27 Richard Guenther <rguenther@suse.de>
4860 PR tree-optimization/39120
4861 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
4863 (handle_lhs_call): Process return constraints. Add escape
4864 constraints if necessary.
4865 (handle_const_call): Fill out return constraints. Make nested
4866 case more precise. Avoid consttmp if possible.
4867 (handle_pure_call): Fill out return constraints. Avoid
4868 callused if possible.
4869 (find_func_aliases): Simplify call handling.
4871 2009-03-27 Richard Guenther <rguenther@suse.de>
4873 PR tree-optimization/39120
4874 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
4875 as a representative.
4876 (solve_graph): Do propagate CALLUSED.
4877 (handle_pure_call): Use a scalar constraint from CALLUSED for
4879 (find_what_p_points_to): CALLUSED shall not appear in poins-to
4882 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4885 * c-common.c (handle_aligned_attribute): Properly check alignment
4886 overflow. Use (1U << i) instead of (1 << i).
4888 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
4890 * expr.h (get_mem_align_offset): Updated.
4892 * tree.h (tree_decl_common): Change align to "unsigned int" and
4893 move it before pointer_alias_set.
4895 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4896 Jakub Jelinek <jakub@redhat.com>
4899 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
4900 gr_register_operand with gr_reg_or_0_operand.
4901 (cmpxchg_rel_di): Likewise.
4902 (sync_lock_test_and_set<mode>): Likewise.
4904 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4906 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
4907 (true_regnum): Likewise.
4909 * rtlanal.c (subreg_info): Moved to ...
4910 * rtl.h (subreg_info): Here. New.
4911 (subreg_get_info): New.
4913 * rtlanal.c (subreg_get_info): Make it extern.
4915 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4918 * config/i386/i386.c (ix86_abi): New.
4919 (override_options): Handle -mabi=.
4920 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
4921 (ix86_call_abi_override): Likewise.
4922 (init_cumulative_args): Likewise.
4923 (function_arg_advance): Likewise.
4924 (function_arg_64): Likewise.
4925 (function_arg): Likewise.
4926 (ix86_pass_by_reference): Likewise.
4927 (ix86_function_value_regno_p): Likewise.
4928 (ix86_build_builtin_va_list_abi): Likewise.
4929 (setup_incoming_varargs_64): Likewise.
4930 (is_va_list_char_pointer): Likewise.
4931 (ix86_init_machine_status): Likewise.
4932 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
4933 (ix86_function_type_abi): Return enum calling_abi. Rewrite
4934 for 64bit. Replace DEFAULT_ABI with ix86_abi.
4935 (ix86_function_abi): Make it static and return enum calling_abi.
4936 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
4938 (ix86_fn_abi_va_list): Updated.
4940 * config/i386/i386.h (ix86_abi): New.
4941 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4942 (CONDITIONAL_REGISTER_USAGE): Likewise.
4943 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4944 (machine_function): Likewise.
4946 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4948 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4949 (STACK_BOUNDARY): Likewise.
4950 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4952 * config/i386/i386.opt (mabi=): New.
4954 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4955 return enum calling_abi.
4956 (ix86_function_type_abi): Likewise.
4957 (ix86_function_abi): Removed.
4959 * doc/invoke.texi: Document -mabi= option for x86.
4961 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4963 * builtins.c (real_dconstp): Delete.
4964 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4966 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4967 Jakub Jelinek <jakub@redhat.com>
4970 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4971 (gen_subprogram_die): When a function is explicit, generate the
4972 DW_AT_explicit attribute.
4973 * langhooks.h (struct lang_hooks_for_decls): Add
4974 function_decl_explicit_p langhook.
4975 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4976 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4978 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4980 * builtins.c (fold_builtin_memory_op): Optimize memmove
4981 into memcpy if we can prove source and destination don't overlap.
4983 * tree-inline.c: Include gt-tree-inline.h.
4984 (clone_fn_id_num): New variable.
4985 (clone_function_name): New function.
4986 (tree_function_versioning): Use it.
4987 * Makefile.in (GTFILES): Add tree-inline.c.
4989 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4991 * BASE-VER: Change to 4.5.0.
4993 2009-03-27 Xinliang David Li <davidxl@google.com>
4995 PR tree-optimization/39557
4996 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4998 2009-03-27 Xinliang David Li <davidxl@google.com>
5000 PR tree-optimization/39548
5001 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5004 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5006 * c-common.c (pointer_int_sum): Use %wd on return from
5009 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5011 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5012 on return from tree_low_cst.
5014 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5017 * ginclude/stdarg.h (va_copy): Define also for
5018 __GXX_EXPERIMENTAL_CXX0X__.
5020 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5023 * builtins.h (c_strlen): Do not warn here.
5024 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5025 * c-common.c (pointer_int_sum): Take an explicit location.
5026 Warn about offsets out of bounds.
5027 * c-common.h (pointer_int_sum): Adjust declaration.
5029 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5031 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5034 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5037 * opts.c (warn_if_disallowed_function_p): Don't assume
5038 get_callee_fndecl must return non-NULL.
5040 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5042 PR rtl-optimization/39522
5043 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5044 when reg_reloaded_valid is set.
5046 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5048 * config/spu/divv2df3.c: New file.
5049 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5050 (DPBIT_FUNCS): Filter out _div_df.
5052 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5054 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5055 a jump insn, count that jump in the distance to the loop start.
5057 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5060 * config/sh/sh.c (calc_live_regs): Fix condition for global
5061 registers except PIC_OFFSET_TABLE_REGNUM.
5063 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5066 * doc/invoke.texi (-mconsole): New.
5070 (-mnop-fun-dllimport): New.
5074 (sub section "i386 and x86-64 Windows Options"): New.
5076 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5078 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5079 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5081 2009-03-25 Richard Guenther <rguenther@suse.de>
5084 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5087 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5089 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5090 neither of haifa/selective schedulers are working.
5092 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5094 * doc/invoke.texi (Debugging Options): Fix description of
5095 -fno-merge-debug-strings.
5097 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5099 * config/cris/libgcc.ver: New version-script.
5100 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5102 * configure.ac <GAS features, nop mnemonic>: Add pattern
5103 crisv32-*-* for "nop".
5104 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5105 * configure: Regenerate.
5107 2009-03-24 Ira Rosen <irar@il.ibm.com>
5109 PR tree-optimization/39529
5110 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5111 mark_sym_for_renaming for the tag copied to the new vector
5114 2009-03-24 Arthur Loiret <aloiret@debian.org>
5116 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5117 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5118 EXTRA_SPEC_FUNCTIONS.
5119 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5120 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5121 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5122 -march and -mtune options.
5124 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5126 * config/m68k/t-rtems: Add m5329 multilib.
5128 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5129 Jakub Jelinek <jakub@redhat.com>
5132 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5135 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5138 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5139 instead of c_parser_expression_conv, if original_code isn't one of the
5140 4 allowed comparison codes, fail.
5142 2009-03-23 Richard Guenther <rguenther@suse.de>
5144 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5145 * tree.h (struct tree_type): Likewise.
5146 * reload.h (struct insn_chain): Likewise.
5147 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5148 * function.h (struct function): Likewise.
5149 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5151 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5153 PR tree-optimization/39516
5154 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5156 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5158 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5159 should be set true if BITS_PER_WORD of target is bigger than 32
5161 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5163 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5164 Translate -B-options to -rpath-link. Correct existing
5165 rpath-link and conditionalize on !nostdlib.
5167 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5169 * doc/extend.texi (Function Attributes, Variable Attributes):
5171 * doc/invoke.texi (Debugging Options, Optimize Options)
5172 (i386 and x86-64 Options, MCore Options): Likewise.
5174 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5177 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5178 it for block local namespace aliases.
5179 (gen_decl_die): Pass context_die to gen_namespace_die.
5181 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5184 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5185 minimum or maximum value.
5187 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5189 * reginfo.c (globalize_reg): Recompute derived reg sets.
5191 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5194 * libgcc2.c (mprotect): Do not use signed arguments for
5195 VirtualProtect, use DWORD arguments. Also fix the 'may
5196 be used uninitialized' warning for the np variable.
5198 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5201 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5202 functions using regparm calling conventions when not optimizing.
5203 (ix86_function_sseregparm): Similarly for sseregparm calling
5206 2009-03-19 Li Feng <nemokingdom@gmail.com>
5209 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
5210 dependence if the first conflict is after niter iterations.
5212 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
5215 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
5216 functions with dynamic stack-pointer adjustments.
5218 2009-03-19 Ben Elliston <bje@au.ibm.com>
5220 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
5221 option; change to -msdata=data.
5223 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5225 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
5228 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
5231 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
5233 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
5235 * doc/invoke.texi (Code Gen Options): Expand discussion of
5238 2009-03-18 Jakub Jelinek <jakub@redhat.com>
5240 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
5241 * matrix-reorg.c (struct matrix_info): Likewise.
5242 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
5243 * rtl.h (struct mem_attrs): Likewise.
5244 * df.h (struct df): Likewise.
5245 * tree-data-ref.h (struct data_dependence_relation): Likewise.
5246 * ira-int.h (struct ira_allocno): Likewise.
5247 * df-scan.c (struct df_collection_rec): Likewise.
5248 * ira.c (struct equivalence): Likewise.
5249 * function.c (struct temp_slot): Likewise.
5250 * cfgloop.h (struct loop): Likewise.
5253 * function.c (use_register_for_decl): When not optimizing, disregard
5254 register keyword for variables with types containing methods.
5256 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
5259 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
5260 (is_simple_operand): Call contains_component_ref_p before calling data
5261 reference analysis that would fail on COMPONENT_REFs.
5263 * tree-vrp.c (search_for_addr_array): Fix formatting.
5265 2009-03-18 Richard Guenther <rguenther@suse.de>
5267 * tree-vect-transform.c (vect_loop_versioning): Fold the
5268 generated comparisons.
5269 * tree-vectorizer.c (set_prologue_iterations): Likewise.
5270 (slpeel_tree_peel_loop_to_edge): Likewise.
5272 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5275 * opts.c (print_specific_help): In addition to `undocumented',
5276 accept `separate' and `joined' flags if passed alone. Describe
5277 output by the first matched one of those.
5278 (common_handle_option): Skip over empty strings.
5279 * gcc.c (display_help): Fix help string for `--help='.
5280 * doc/invoke.texi (Option Summary, Overall Options): With
5281 `--help=', classes and qualifiers can both be repeated, but
5282 only the latter can be negated. One should not pass only
5283 negated qualifiers. Fix markup and examples.
5286 2008-10-14 Jakub Jelinek <jakub@redhat.com>
5288 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
5289 and -fhelp=separate.
5291 2009-03-17 Jing Yu <jingyu@google.com>
5294 * function.h (struct rtl_data): Move is_thunk from here...
5295 (struct function): ...to here.
5296 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
5297 * varasm.c (assemble_start_function): Change is_thunk from crtl to
5299 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
5301 (alpha_does_function_need_gp, alpha_start_function): Likewise.
5302 (alpha_output_function_end_prologue): Likewise.
5303 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
5304 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
5305 (rs6000_output_function_epilogue): Likewise.
5306 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5308 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
5311 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
5312 from different units in a single alternative.
5313 (*truncdfsf_i387): Ditto.
5314 (*truncxfsf2_mixed): Ditto.
5315 (*truncxfdf2_mixed): Ditto.
5317 2009-03-17 Jakub Jelinek <jakub@redhat.com>
5319 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
5320 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
5323 * tree-ssa-live.c (remove_unused_locals): Don't remove local
5324 unused non-artificial variables when not optimizing.
5327 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
5328 DW_TAG_imported_module even if decl is IMPORTED_DECL with
5329 NAMESPACE_DECL in its DECL_INITIAL.
5332 * optabs.c (set_user_assembler_libfunc): New function.
5333 * expr.h (set_user_assembler_libfunc): New prototype.
5334 * c-common.c: Include libfuncs.h.
5335 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
5336 for memcmp, memset, memcpy, memmove and abort.
5337 * Makefile.in (c-common.o): Depend on libfuncs.h.
5340 * dwarf2out.c (gen_inlined_enumeration_type_die,
5341 gen_inlined_structure_type_die, gen_inlined_union_type_die,
5342 gen_tagged_type_instantiation_die): Removed.
5343 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
5346 2009-03-17 Janis Johnson <janis187@us.ibm.com>
5349 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
5351 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
5352 (check-parallel-%): Ditto.
5353 (check-consistency): Ditto.
5355 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
5357 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
5358 local variable rhs by NULL_TREE.
5360 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5363 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
5365 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5368 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
5370 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5373 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
5374 for ms->sysv ABI calls only in 64bit mode.
5376 * config/i386/i386.md (untyped_call): Support 32bit.
5378 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
5380 * doc/extend.texi: Replace x86_65 with x86_64.
5382 2009-03-16 Jakub Jelinek <jakub@redhat.com>
5384 PR tree-optimization/39455
5385 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
5386 mismatches for POINTER_TYPE_P (type).
5387 (number_of_iterations_le): Likewise.
5389 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5391 * config/picochip/picochip.c: Removed profiling support.
5392 * config/picochip/picochip.md: Removed profiling instruction.
5393 * config/picochip/picochip.h: Removed profiling builtin.
5395 2009-03-16 Joseph Myers <joseph@codesourcery.com>
5397 * doc/install.texi (--with-host-libstdcxx): Document.
5399 2009-03-14 Anatoly Sokolov <aesok@post.ru>
5402 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
5403 generate a warning if the function name does not begin with
5404 "__vector" and the function has either the 'signal' or 'interrupt'
5405 attribute, from here to ...
5406 (avr_declare_function_name): ...here. New function.
5407 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
5408 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
5410 2009-03-14 Jakub Jelinek <jakub@redhat.com>
5413 * cse.c (fold_rtx): Don't modify original const_arg1 when
5414 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
5415 separate variable instead.
5416 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
5417 from out of range shift counts.
5418 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
5420 2009-03-13 Catherine Moore <clm@codesourcery.com>
5422 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
5423 diagnostic.h with $(DIAGNOSTIC_H).
5425 2009-03-12 Jakub Jelinek <jakub@redhat.com>
5428 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
5430 * config/i386/sync.md (sync_compare_and_swap<mode>,
5431 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
5432 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
5434 (sync_double_compare_and_swapdi_pic,
5435 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
5436 cmpxchg8b_pic_memory_operand instead of just memory_operand.
5438 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5441 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
5443 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5446 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5447 (avx_addsubv4df3): Likewise.
5448 (*avx_addsubv4sf3): Likewise.
5449 (sse3_addsubv4sf3): Likewise.
5451 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5454 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
5456 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
5459 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
5460 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
5461 registers for allocnos created from user-defined variables.
5463 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5466 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
5467 of non-integer mode as well.
5469 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
5471 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
5472 for functions for which the parameter types are unknown.
5474 2009-03-11 Jakub Jelinek <jakub@redhat.com>
5477 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
5478 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
5479 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
5480 * config/i386/i386.c (ix86_local_alignment): For
5481 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
5482 long long variables on the stack to avoid dynamic realignment.
5483 Allow the first argument to be a decl rather than type.
5484 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
5486 2009-03-11 Nick Clifton <nickc@redhat.com>
5489 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
5491 Add description to mno-lsim option.
5492 * config/mcore/mcore.h: Remove comment about deprecated m4align
5494 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
5495 * doc/invoke.texi: Add description of mno-lsim and
5496 mstack-increment options.
5498 * config/fr30/fr30.opt: Document the -mno-lsim option.
5499 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
5500 and -mno-lsim options.
5502 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5504 * fold-const.c (fold_comparison): Only call fold_inf_compare
5505 if the mode supports infinities.
5507 2009-03-11 Jason Merrill <jason@redhat.com>
5510 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
5511 end already did. Notice GIMPLE_CALL modifications of the result.
5512 Don't copy debug information from an ignored decl or a decl from
5515 2009-03-10 Richard Guenther <rguenther@suse.de>
5516 Nathan Froyd <froydnj@codesourcery.com>
5519 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
5520 (__divMODE3): Likewise.
5522 2009-03-09 Jakub Jelinek <jakub@redhat.com>
5524 PR tree-optimization/39394
5525 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
5526 DECL_SIZE_UNIT of variable length FIELD_DECLs.
5528 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5530 * recog.c (verfiy_changes): Disallow renaming of hard regs in
5531 inline asms for register asm ("") declarations.
5533 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
5535 * fold-const.c (fold_unary): Fix comment.
5537 2009-03-07 Jan Hubicka <jh@suse.cz>
5540 * tree-inline.c (setup_one_parameter): Do replacement of const
5541 argument by constant in SSA form.
5543 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5546 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
5547 determine alignment passed to assign_stack_local.
5548 (assign_parms_unsplit_complex): Likewise.
5549 * except.c (sjlj_build_landing_pads): Likewise.
5551 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5554 * tree-flow.h (add_referenced_var): Return bool instead of void.
5555 * tree-dfa.c (add_referenced_var): Return result of
5556 referenced_var_check_and_insert call.
5557 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
5558 of referenced_var_check_and_insert.
5561 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
5562 (gen_variable_die): Emit DW_AT_location on abstract static variable's
5563 DIE, don't emit it if abstract origin already has it.
5564 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
5565 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
5567 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5569 * genpreds.c (needs_variable): Fix parentheses at variable name
5571 (write_tm_constrs_h): Indent generated code.
5573 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5575 * doc/extend.texi (Function Attributes): Add documentation
5578 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5581 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
5582 take locus from its DECL_SOURCE_LOCATION instead of input_location.
5584 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5586 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
5589 2009-03-05 Jakub Jelinek <jakub@redhat.com>
5592 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
5593 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
5595 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
5597 * config/i386/i386.md (R8_REG, R9_REG): New constants.
5598 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
5599 constants instead of magic numbers.
5600 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5602 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
5603 (x86_64_ms_abi_int_parameter_registers): Ditto.
5604 (x86_64_int_return_registers): Ditto.
5605 (ix86_maybe_switch_abi): Ditto.
5606 (ix86_expand_call): Ditto for clobbered_registers array.
5607 (ix86_hard_regno_mode_ok): Ditto.
5608 (x86_extended_QIreg_mentioned_p): Ditto.
5610 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
5612 PR tree-optimization/39349
5613 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
5615 * combine.c (gen_lowpart_for_combine): Use omode when generating
5618 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
5620 PR rtl-optimization/39235
5621 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
5623 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5625 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
5627 2009-03-04 Richard Guenther <rguenther@suse.de>
5629 PR tree-optimization/39362
5630 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
5631 that occur in abnormal PHIs should be varying.
5633 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5635 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
5637 (simple_iv): Take loop as an argument instead of statement.
5638 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5639 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
5641 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
5643 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
5644 * matrix-reorg.c (analyze_transpose): Ditto.
5645 * tree-data-ref.c (dr_analyze_innermost): Ditto.
5646 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5647 * tree-predcom.c (ref_at_iteration): Ditto.
5648 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
5650 2009-03-04 Richard Guenther <rguenther@suse.de>
5652 PR tree-optimization/39358
5653 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
5654 escaped_id and callused_id.
5655 (solve_graph): Likewise.
5657 2009-03-04 Richard Guenther <rguenther@suse.de>
5659 PR tree-optimization/39339
5660 * tree-sra.c (try_instantiate_multiple_fields): Make it
5661 no longer ICE on the above.
5663 2009-03-03 Joseph Myers <joseph@codesourcery.com>
5665 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
5666 that fits within Pmode.
5668 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5671 * tm.texi (LIBCALL_VALUE): Update description.
5673 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5676 * doc/extend.texi (section): Update description.
5678 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
5681 * tree-inline.c (remapped_type): New.
5682 (can_be_nonlocal): Call remapped_type instead of remap_type.
5684 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5687 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
5688 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
5690 2009-03-03 Richard Guenther <rguenther@suse.de>
5693 * tree.c (tree_nonartificial_location): New function.
5694 * tree.h (tree_nonartificial_location): Declare.
5695 * builtins.c (expand_builtin_memory_chk): Provide location
5696 of the call location for artificial function pieces.
5697 (maybe_emit_chk_warning): Likewise.
5698 (maybe_emit_sprintf_chk_warning): Likewise.
5699 (maybe_emit_free_warning): Likewise.
5700 * expr.c (expand_expr_real_1): Likewise.
5702 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5704 PR tree-optimization/39343
5705 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
5706 COMPONENT_REF t has ARRAY_TYPE.
5708 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5711 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
5712 when the type precision of the induction variable should be
5713 larger than the type precision of nit.
5714 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
5715 * graphite.c (graphite_loop_normal_form): Same.
5716 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
5718 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5720 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
5721 (*call_1_rex64_ms_sysv): Use named constants instead of magic
5722 numbers to describe clobbered registers.
5723 (*call_value_0_rex64_ms_sysv): Ditto.
5724 * config/i386/mmx.md (mmx_emms): Ditto.
5727 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
5729 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
5732 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5734 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
5735 (spu_section_type_flags): New function.
5737 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5739 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
5740 reg_class_contents of FLOAT_REGS into a temporary.
5742 2009-03-02 Richard Guenther <rguenther@suse.de>
5743 Ira Rosen <irar@il.ibm.com>
5745 PR tree-optimization/39318
5746 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
5747 information to the vectorized statement.
5749 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
5751 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
5752 variable. Use defined names instead of magic constants for REX SSE
5755 2009-03-01 Richard Guenther <rguenther@suse.de>
5757 PR tree-optimization/39331
5758 * omp-low.c (lower_send_shared_vars): Do not receive new
5759 values for the reference of DECL_BY_REFERENCE parms or results.
5761 2009-03-01 Jan Hubicka <jh@suse.cz>
5764 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
5765 BLOCK_NONLOCALIZED_VAR): New macros.
5766 (tree_block): Add nonlocalized_vars.
5767 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
5768 gen_decl_die): Add origin argument. Allow generation of die with
5769 origin at hand only.
5770 (gen_member_die, gen_type_die_with_usage, force_decl_die,
5771 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
5773 (gen_block_die): Fix checking for unused blocks.
5774 (process_scope_var): Break out from .... ; work with origins only.
5775 (decls_for_scope) ... here; process nonlocalized list.
5776 (dwarf2out_ignore_block): Look for nonlocalized vars.
5777 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
5779 (dump_scope_block): Dump them.
5780 * tree-inline.c (remap_decls): Handle nonlocalized vars.
5781 (remap_block): Likewise.
5782 (can_be_nonlocal): New predicate.
5783 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
5785 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5787 * configure: Regenerate.
5789 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5791 * optc-gen.awk: No need to duplicate option flags twice.
5792 Reuse help texts for duplicate options which do not have any.
5794 * gcc.c (display_help): Document --version.
5796 * gcc.c (main): If print_help_list and verbose_flag, ensure
5797 driver output comes before subprocess output.
5799 * optc-gen.awk: Assign all remaining fields to help string,
5800 space-separated, for multi-line help in *.opt.
5802 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
5803 -Wno-pedantic-ms-format is for MinGW targets only.
5805 * doc/options.texi (Option file format): Fix bad indentation,
5806 restoring dropped sentence.
5808 2009-02-28 Jan Hubicka <jh@suse.cz>
5810 * tree-inline.c (tree_function_versioning): Output debug info.
5812 2009-02-28 Jan Hubicka <jh@suse.cz>
5815 * tree-inline.c (setup_one_parameter): Do not copy propagate
5816 arguments when not optimizing.
5818 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
5821 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5822 (avx_addsubv4df3): Likewise.
5823 (*avx_addsubv4sf3): Likewise.
5824 (sse3_addsubv4sf3): Likewise.
5825 (*avx_addsubv2df3): Likewise.
5826 (sse3_addsubv2df3): Likewise.
5827 (avx_unpckhps256): Correct item selectors.
5828 (avx_unpcklps256): Likewise.
5829 (avx_unpckhpd256): Likewise.
5830 (avx_unpcklpd256): Likewise.
5832 2009-02-28 Jan Hubicka <jh@suse.cz>
5834 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
5836 (copy_arguments_for_versioning): If var is declared don't declare it.
5837 (tree_function_versioning): First setup substitutions and then copy
5840 2009-02-27 Jan Hubicka <jh@suse.cz>
5843 * cgraph.h (varpool_output_debug_info): Remove.
5844 * cgraphunit.c (varpool_output_debug_info): Remove.
5845 * dwarf2out.c (deferred_locations_struct): New struct
5846 (deferred_locations): New type.
5847 (deferred_locations_list): New static var.
5848 (deffer_location): New function.
5849 (gen_variable_die): Use it.
5850 (decls_for_scope): Output info on local static vars.
5851 (dwarf2out_finish): Process deferred locations.
5852 * varpool.c (varpool_output_debug_info): Remove.
5854 2009-02-27 Jan Hubicka <jh@suse.cz>
5857 * tree.h (TREE_PROTECTED): Fix comment.
5858 (BLOCK_HANDLER_BLOCK): Remove.
5859 (struct tree_block): Remove handler_block add body_block.
5860 (inlined_function_outer_scope_p): New.
5861 (is_body_block): Remove.
5862 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
5863 * dwarf2out.c (is_inlined_entry_point): Remove.
5864 (add_high_low_attributes): Use inlined_function_outer_scope_p.
5865 (gen_block_die): Use is_inlined_entry_point check. Remove body block
5867 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
5868 * gimplify.c (gimplify_expr): Gimplify body blocks.
5869 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
5870 block with multiple subblocks.
5871 (dump_scope_block): Prettier output; dump more flags and info.
5872 (dump_scope_blocks): New.
5873 (remove_unused_locals): Use dump_scope_blocks.
5874 * tree-flow.h (dump_scope_blocks): Declare.
5875 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
5876 * stmt.c (is_body_block): Remove.
5877 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
5878 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
5880 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5883 * graphite.c (graphite_loop_normal_form): Do not call
5884 number_of_iterations_exit from a gcc_assert.
5886 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5888 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
5889 jumps if COND is NULL.
5890 (find_cond_jump): New function.
5891 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
5892 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
5894 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
5896 * config/alpha/alpha.h (alpha_expand_mov): Return false if
5897 force_const_mem returns NULL_RTX.
5899 2009-02-26 Jan Hubicka <jh@suse.cz>
5902 * cgraph.h (varpool_output_debug_info): Remove.
5903 * cgraphunit.c (varpool_output_debug_info): Remove.
5904 * dwarf2out.c (deferred_locations_struct): New struct
5905 (deferred_locations): New type.
5906 (deferred_locations_list): New static var.
5907 (deffer_location): New function.
5908 (gen_variable_die): Use it.
5909 (decls_for_scope): Output info on local static vars.
5910 (dwarf2out_finish): Process deferred locations.
5911 * varpool.c (varpool_output_debug_info): Remove.
5913 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
5915 PR rtl-optimization/39241
5916 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
5917 to subreg_offset_representable_p.
5919 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5921 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
5922 execute function prototype. Get f and nregs from max_reg_num
5923 and get_insns. Remove the first backward pass as it's dead,
5924 guard the forward pass by flag_expensive_optimizations.
5925 (rest_of_handle_regmove): Delete.
5926 (pass_regmove): Replace it with regmove_optimize.
5928 2009-02-25 Martin Jambor <mjambor@suse.cz>
5930 PR tree-optimization/39259
5931 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
5932 calls_alloca function flags.
5933 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
5936 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5938 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
5939 flags_set_1_rtx, flags_set_1_set): Delete.
5940 (regmove_optimize): Do not call mark_flags_life_zones.
5942 2009-02-24 Julian Brown <julian@codesourcery.com>
5945 * config/arm/arm.c (require_pic_register): Only set
5946 cfun->machine->pic_reg once per function.
5948 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5950 * doc/invoke.texi (Link Options): Document an easier way to pass
5951 options that take arguments to the GNU linker using -Xlinker and -Wl.
5953 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5956 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5958 2009-02-24 Richard Guenther <rguenther@suse.de>
5961 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5963 2009-02-24 Richard Guenther <rguenther@suse.de>
5964 Zdenek Dvorak <ook@ucw.cz>
5966 PR tree-optimization/39233
5967 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5968 from converting them to a generic type.
5970 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5972 PR tree-optimization/39260
5973 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5974 contains a condition with a real type.
5975 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5977 2009-02-23 Jason Merrill <jason@redhat.com>
5980 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5981 narrowing_initializer_constant_valid_p.
5982 (narrowing_initializer_constant_valid_p): Don't return
5983 null_pointer_node for adding a pointer to itself.
5985 2009-02-23 Jan Hubicka <jh@suse.cz>
5988 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5991 2009-02-23 Jan Hubicka <jh@suse.cz>
5993 PR tree-optimization/37709
5994 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5995 * tree.h (block_ultimate_origin): Declare.
5996 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5997 * tree-ssa-live.c (remove_unused_scope_block_p):
5998 Eliminate blocks containig no instructions nor live variables nor
6000 (dump_scope_block): New function.
6001 (remove_unused_locals): Enable removal of dead blocks by default;
6002 enable dumping at TDF_DETAILS.
6004 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6006 * config/i386/i386.c (classify_argument): Don't allow COImode
6008 (function_arg_advance_32): Don't allow OImode.
6009 (function_arg_32): Likewise.
6010 (function_value_32): Likewise.
6011 (return_in_memory_32): Likewise.
6012 (function_arg_64): Remove OImode comment.
6014 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6017 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6018 ix86_expand_vector_set for V4DImode in 64bit mode only.
6019 (ix86_expand_vector_init_one_var): Likewise.
6021 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6023 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6025 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6028 * loop-iv.c: Revert last change.
6029 * emit-rtl.c: Likewise.
6031 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6034 * config/i386/i386.c (type_natural_mode): Remove an extra
6035 space in the warning message.
6036 (function_value_32): Handle 32-byte vector modes.
6037 (return_in_memory_32): Likewise.
6039 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6041 * loop-iv.c (truncate_value): New function.
6042 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6044 (lowpart_subreg): Move to...
6045 * emit-rtl.c: ...here.
6047 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6049 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6050 accidental and undocumented change at revision 140860.
6052 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6054 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6055 take gimple_seq * arguments.
6056 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6057 types_compatible_p langhook.
6059 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6060 Joseph Myers <joseph@codesourcery.com>
6062 * config/arm/arm.c (arm_builtin_va_list): New function.
6063 (arm_expand_builtin_va_start): Likewise.
6064 (arm_gimplify_va_arg_expr): Likewise.
6065 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6066 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6067 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6068 (va_list_type): New variable.
6069 (arm_mangle_type): Mangle va_list_type appropriately.
6071 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6074 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6075 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6076 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6077 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6078 parameter to 1000 for -O1 by default.
6079 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6081 * loop-invariant.c: Include params.h.
6082 (move_loop_invariants): Don't call move_single_loop_invariants on
6085 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6087 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6088 offset when calculating bounds for indexing stack_usage_map. Fixes
6089 a buffer overflow with certain target setups.
6091 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6094 * calls.c (expand_call): Clear try_tail_call if caller and callee
6095 disagree in promotion of function return value.
6097 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6100 * c-common.c (c_determine_visibility): If visibility changed and
6101 DECL_RTL has been already set, call make_decl_rtl to update symbol
6104 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6107 * varasm.c (assemble_variable): Don't check DECL_NAME when
6108 globalizing a variable.
6110 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6113 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6114 expression before any __builtin_trap call.
6115 * c-typeck.c (build_function_call): Convert and check function
6116 arguments before generating a call to a trap. Evaluate the
6117 function arguments before the trap.
6119 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6122 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6123 (UNSPEC_FXAM_MEM): New unspec.
6124 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6125 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6126 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6128 2009-02-19 Richard Guenther <rguenther@suse.de>
6130 PR tree-optimization/39207
6131 PR tree-optimization/39074
6132 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6133 storedanything_tree): New.
6134 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6135 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6136 (build_succ_graph): Add edges from STOREDANYTHING to all
6138 (init_base_vars): Initialize STOREDANYTHING.
6139 (compute_points_to_sets): Free substitution info after
6140 building the succ graph.
6141 (ipa_pta_execute): Likewise.
6143 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6145 (do_ds_constraint): Do not add to special var or non-pointer
6147 (type_could_have_pointers): Split out from ...
6148 (could_have_pointers): ... here. For arrays use the element type.
6149 (create_variable_info_for): Initialize may_have_pointers.
6150 (new_var_info): Likewise.
6151 (handle_lhs_call): Make the HEAP variable unknown-sized.
6152 (intra_create_variable_infos): Use a type with pointers for
6153 PARM_NOALIAS, make it unknown-sized.
6155 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6158 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6160 2009-02-18 Jason Merrill <jason@redhat.com>
6163 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6164 value if DECL_EXTERNAL.
6165 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6166 * target.h (gcc_target::binds_local_p): Clarify "module".
6167 * tree.h (TREE_PUBLIC): Clarify "module".
6169 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6172 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6173 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6175 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6178 * c.opt (Wabi): Support C and ObjC.
6181 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6183 * config/i386/i386.c (classify_argument): Warn once about the ABI
6184 change when passing union with long double.
6186 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6188 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6191 * c-parser.c (c_parser_compound_statement): Always enter and leave
6194 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6197 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6199 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6201 PR tree-optimization/36922
6202 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6203 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
6206 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6208 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6211 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6213 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
6215 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6217 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
6220 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
6221 Richard Sandiford <rdsandiford@googlemail.com>
6223 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
6224 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
6225 (loongson_biadd): ...this.
6227 2009-02-17 Richard Guenther <rguenther@suse.de>
6229 PR tree-optimization/39202
6230 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
6231 a var make sure to follow existing collapses.
6233 2009-02-17 Richard Guenther <rguenther@suse.de>
6236 * langhooks.c (lhd_print_error_function): Check for NULL block.
6238 2009-02-17 Richard Guenther <rguenther@suse.de>
6240 PR tree-optimization/39204
6241 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
6244 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
6246 * config/soft-fp/double.h: Update from glibc CVS.
6248 2009-02-17 Richard Guenther <rguenther@suse.de>
6250 PR tree-optimization/39207
6251 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
6252 strict-aliasing warnings for pointers pointing to NULL.
6254 2009-02-16 Joseph Myers <joseph@codesourcery.com>
6257 * c-parser.c (c_parser_braced_init): Call pop_init_level when
6258 skipping until next close brace.
6260 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
6263 * config/i386/i386.c (ix86_expand_push): Set memory alignment
6264 to function argument boundary.
6266 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6268 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
6269 in the lea_add. Reload eventually constraints it properly.
6270 * config/picochip/constraints.md : Remove the target constraint
6271 "b", since it is not needed anymore.
6273 2009-02-16 Jakub Jelinek <jakub@redhat.com>
6275 * gthr-dce.h: Uglify function parameter and local variable names.
6276 * gthr-gnat.h: Likewise.
6277 * gthr-mipssde.h: Likewise.
6278 * gthr-nks.h: Likewise.
6279 * gthr-posix95.h: Likewise.
6280 * gthr-posix.h: Likewise.
6281 * gthr-rtems.h: Likewise.
6282 * gthr-single.h: Likewise.
6283 * gthr-solaris.h: Likewise.
6284 * gthr-tpf.h: Likewise.
6285 * gthr-vxworks.h: Likewise.
6286 * gthr-win32.h: Likewise.
6288 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
6291 * config/i386/i386.md: Restrict the new peephole2 to move
6292 between MMX/SSE registers.
6294 2009-02-15 Richard Guenther <rguenther@suse.de>
6297 2009-02-13 Richard Guenther <rguenther@suse.de>
6299 * configure.ac: Enable LFS.
6300 * configure: Re-generate.
6301 * config.in: Likewise.
6303 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6305 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
6306 spu_srqwbyte, spu_srqwbytebc): Define.
6307 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
6308 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
6309 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
6310 "shrqby_<mode>"): New insn-and-split patterns.
6311 * config/spu/spu.c (expand_builtin_args): Determine and return
6312 number of operands using spu_builtin_description data.
6313 (spu_expand_builtin_1): Use it.
6315 2009-02-13 Steve Ellcey <sje@cup.hp.com>
6318 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
6321 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6324 * config/i386/i386.c (override_options): Correct warning
6325 messages for -malign-loops, -malign-jumps and -malign-functions.
6327 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6330 * config/i386/i386.md: Restrict the new peephole2 to move
6331 between the general purpose registers.
6333 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6336 * config/i386/i386.c (type_natural_mode): Add a new argument.
6337 Return the original mode and warn ABI change if vector size is 32byte.
6338 (function_arg_advance): Updated.
6339 (function_arg): Likewise.
6340 (ix86_function_value): Likewise.
6341 (ix86_return_in_memory): Likewise.
6342 (ix86_sol10_return_in_memory): Likewise.
6343 (ix86_gimplify_va_arg): Likewise.
6344 (function_arg_32): Don't warn ABX ABI change here.
6345 (function_arg_64): Likewise.
6347 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
6349 * loop-iv.c (implies_p): In the final case, test that operands 0
6350 of the two comparisons match.
6352 * config/bfin/bfin.c (find_prev_insn_start): New function.
6353 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
6354 (find_next_insn_start): Move.
6356 2009-02-13 Richard Guenther <rguenther@suse.de>
6358 * configure.ac: Enable LFS.
6359 * configure: Re-generate.
6360 * config.in: Likewise.
6362 2009-02-13 Joseph Myers <joseph@codesourcery.com>
6365 * c-parser.c (c_parser_parms_list_declarator): Discard pending
6366 sizes on syntax error after some arguments have been parsed.
6368 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6370 * doc/invoke.texi (-fira): Remove.
6372 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6374 * caller-save.c: Replace regclass.c with reginfo.c in comments.
6375 * recog.c: Likewise.
6378 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
6380 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
6381 (umul_ppmm): Likewise.
6382 (count_leading_zeros): Likewise.
6383 (count_trailing_zeros): Likewise.
6384 (UMUL_TIME): Likewise.
6386 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6388 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
6389 soft-fp/t-softfp to tmake_file.
6391 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
6392 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
6393 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
6394 IA64_BUILTIN_INFQ]: New.
6395 (ia64_init_builtins): Initialize __builtin_infq,
6396 __builtin_fabsq and __builtin_copysignq if not HPUX.
6397 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
6398 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
6400 * config/ia64/lib1funcs.asm (__divtf3): Define only if
6402 (__fixtfti): Likewise.
6403 (__fixunstfti): Likewise.
6404 (__floattitf): Likewise.
6406 * config/ia64/libgcc-glibc.ver: New.
6407 * config/ia64/t-fprules-softfp: Likewise.
6408 * config/ia64/sfp-machine.h: Likewise.
6410 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
6411 (LIBGCC2_TF_CEXT): Likewise.
6412 (TF_SIZE): Likewise.
6413 (TARGET_INIT_LIBFUNCS): Likewise.
6415 * config/ia64/t-glibc (SHLINB_MAPFILES):
6416 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
6418 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6420 * config/i386/i386.c (construct_container): Rewrite processing
6421 BLKmode with X86_64_SSE_CLASS.
6423 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
6426 * config/i386/i386.md: Replace simplify_replace_rtx with
6427 replace_rtx in the new peephole2.
6429 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
6431 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
6432 loop unrolling do not happen at -O2.
6434 2009-02-12 Michael Matz <matz@suse.de>
6436 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
6438 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6440 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
6443 2009-02-12 Ben Elliston <bje@au.ibm.com>
6445 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
6446 patterns when updating the back chain. Missed in the 2009-02-10
6449 2009-02-11 Janis Johnson <janis187@us.ibm.com>
6451 * doc/extend.texi (Decimal Floating Types): Update identifier of
6452 draft TR and list of missing support.
6454 2009-02-11 Jakub Jelinek <jakub@redhat.com>
6457 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
6458 bit to variable length decl's flags, add it also to its
6459 pointer replacement variable.
6461 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
6462 Jakub Jelinek <jakub@redhat.com>
6465 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
6466 (memory_blockage): New expander.
6467 (*memory_blockage): New insn pattern.
6468 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
6469 instead of general blockage at the end of function prologue when
6470 frame pointer is used to access red zone area. Do not emit blockage
6471 when profiling, it is emitted in generic code.
6472 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
6473 function epilogue when frame pointer is used to access red zone area.
6475 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
6478 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
6479 by arithmetic with memory operands.
6480 * config/i386/predicates.md (commutative_operator): New.
6482 2009-02-10 Janis Johnson <janis187@us.ibm.com>
6484 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
6487 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
6489 * alias.h (record_alias_subset): Declare.
6490 * alias.c (record_alias_subset): Make global.
6492 2009-02-10 Nick Clifton <nickc@redhat.com>
6494 * tree-parloops.c: Change license to GPLv3.
6495 * ipa-struct-reorg.c: Change license to GPLv3.
6496 * ipa-struct-reorg.h: Change license to GPLv3.
6498 2009-02-10 Steve Ellcey <sje@cup.hp.com>
6501 * c-decl.c (start_struct): Return NULL on error.
6503 2009-02-10 Jakub Jelinek <jakub@redhat.com>
6506 * cfgloopmanip.c (remove_path): Call remove_bbs after
6507 cancel_loop_tree, not before it.
6510 * function.h (struct function): Add has_local_explicit_reg_vars bit.
6511 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
6512 VAR_DECLs were seen.
6513 * tree-ssa-live.c (remove_unused_locals): Recompute
6514 cfun->has_local_explicit_reg_vars.
6515 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
6516 copies or clearings if cfun->has_local_explicit_reg_vars.
6518 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
6521 * config/i386/i386.c (expand_prologue): Emit blockage at the end
6522 of function prologue when frame pointer is used to access
6525 2009-02-10 Richard Guenther <rguenther@suse.de>
6528 * gimplify.c (gimple_regimplify_operands): Always look if
6529 we need to create a temporary.
6531 2009-02-10 Richard Guenther <rguenther@suse.de>
6533 PR tree-optimization/39132
6534 * tree-loop-distribution.c (todo): New global var.
6535 (generate_memset_zero): Trigger TODO_rebuild_alias.
6536 (tree_loop_distribution): Return todo.
6538 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
6541 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
6542 (x86_64_reg_class_name): Removed.
6543 (classify_argument): Return 0 if bytes > 32. Return 0 if the
6544 first one isn't X86_64_SSE_CLASS or any other ones aren't
6545 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
6546 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
6547 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
6548 and 3 X86_64_SSEUP_CLASS.
6549 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
6550 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
6552 2009-02-10 Ben Elliston <bje@au.ibm.com>
6554 * config/rs6000/rs6000.md (allocate_stack): Always use an update
6555 form instruction to update the stack back chain word, even if the
6556 user has disabled the generation of update instructions.
6557 (movdi_<mode>_update_stack): New.
6558 (movsi_update_stack): Likewise.
6559 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
6560 always use an update form instruction to update the stack back
6563 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
6566 * graphite.c (if_region_set_false_region): After moving a region in
6567 the false branch of a condition, remove the empty dummy basic block.
6568 (gloog): Remove wrong fix for PR38953.
6570 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6572 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
6573 generation due to implicit sign extension.
6575 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
6578 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
6579 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
6581 2009-02-09 Richard Guenther <rguenther@suse.de>
6584 * convert.c (convert_to_real): Disable (float)fn((double)x)
6585 to fnf(x) conversion if errno differences may occur and
6586 -fmath-errno is set.
6588 2009-02-07 Anatoly Sokolov <aesok@post.ru>
6590 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
6591 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6592 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6594 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6597 * c-common.c (handle_alias_attribute): Disallow attribute for
6598 anything not a FUNCTION_DECL or VAR_DECL.
6600 2009-02-06 Janis Johnson <janis187@us.ibm.com>
6603 * real.c (do_compare): Special-case compare of zero against
6604 decimal float value.
6606 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6609 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
6610 as indicating flexible array members unless the field itself is
6611 being declarared as the incomplete array.
6613 2009-02-06 Jan Hubicka <jh@suse.cz>
6615 PR tree-optimization/38844
6616 * ipa-inline.c (try_inline): Stop inlining recursion when edge
6619 2009-02-06 Richard Guenther <rguenther@suse.de>
6622 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
6623 fork because we may expand it as __gcov_fork.
6625 2009-02-06 Nick Clifton <nickc@redhat.com>
6627 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
6629 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
6631 PR tree-optimization/35659
6632 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
6633 vn_phi_eq): Shortcut if hashcode does not match.
6634 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
6636 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
6637 and avoid iterative_hash_expr.
6638 (FOR_EACH_VALUE_ID_IN_SET): New.
6639 (value_id_compare): Remove.
6640 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
6641 sort expressions by value id.
6643 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
6646 * config/sh/predicates.md (general_movsrc_operand): Don't check
6647 the subreg of system registers here.
6649 2009-02-05 Jakub Jelinek <jakub@redhat.com>
6652 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
6655 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
6657 PR rtl-optimization/39110
6658 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
6659 addresses, not aligned ones.
6661 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
6662 Richard Guenther <rguenther@suse.de>
6664 PR tree-optimization/39100
6665 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
6666 comment says and add edges.
6668 2009-02-05 Joseph Myers <joseph@codesourcery.com>
6671 * c-common.c (handle_tls_model_attribute): Ignore attribute for
6672 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
6674 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
6676 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
6677 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
6678 register_bb_in_sese, new_sese, free_sese): Moved.
6679 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
6680 outermost_loop_in_scop, build_scop_iteration_domain,
6681 expand_scalar_variables_ssa_name, get_vdef_before_scop,
6682 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
6683 Use loop_in_sese_p instead of loop_in_scop_p.
6684 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
6685 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
6686 (scopdet_basic_block_info): Fix bug in scop detection.
6687 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6688 eq_loop_to_cloog_loop): Remove.
6689 (nb_loops_around_loop_in_scop, nb_loop
6690 ref_nb_loops): Moved here...
6691 * graphite.h (ref_nb_loops): ... from here.
6692 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
6693 (loop_domain_dim, loop_iteration_vector_dim): Remove.
6694 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
6695 * testsuite/gcc.dg/graphite/scop-19.c: New
6697 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
6698 Hans-Peter Nilsson <hp@axis.com>
6700 PR rtl-optimization/37889
6701 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
6702 Move offset handling from PLUS to before the switch. Use new
6703 arguments when considering SYMBOL_REFs too.
6704 (rtx_addr_can_trap_p): Pass dummy offset and size.
6705 (enum may_trap_p_flags): Remove.
6706 (may_trap_p_1): Pass size from MEM_SIZE.
6708 PR rtl-optimization/38921
6709 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
6710 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
6711 * rtlanal.c (may_trap_after_code_motion_p): Delete.
6712 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
6714 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
6716 AVX Programming Reference (January, 2009)
6717 * config/i386/sse.md (*vpclmulqdq): New.
6719 2009-02-04 Jakub Jelinek <jakub@redhat.com>
6721 PR tree-optimization/38977
6722 PR gcov-profile/38292
6723 * calls.c (special_function_p): Disregard __builtin_ prefix.
6725 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
6727 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
6728 non-indexable addresses even before reload.
6730 2009-02-03 Joseph Myers <joseph@codesourcery.com>
6733 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
6734 as having variable size. Do not give an error for unnamed
6735 parameters with [*] declarators. Give a warning for type names
6736 with [*] declarators and mark them as variable size.
6737 * c-parser.c (c_parser_sizeof_expression): Do not give an error
6738 for sizeof applied to [*] type names.
6740 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6743 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
6745 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6747 * gcc.c (process_command): Update copyright notice dates.
6748 * gcov.c (print_version): Likewise.
6749 * gcov-dump.c (print_version): Likewise.
6750 * mips-tfile.c (main): Likewise.
6751 * mips-tdump.c (main): Likewise.
6753 2009-02-03 Joseph Myers <joseph@codesourcery.com>
6756 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
6757 for composite type involving a zero-length array type.
6759 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6762 * function.c (match_asm_constraints_1): Skip over
6763 initial optional % in the constraint.
6766 * c-parser.c (c_parser_postfix_expression): If fixed point is not
6767 supported, don't accept FIXED_CSTs.
6768 * c-decl.c (finish_declspecs): Error if fixed point is not supported
6769 and _Sat is used without _Fract/_Accum. Set specs->type to
6770 integer_type_node for cts_fract/cts_accum if fixed point is not
6773 2009-02-02 Catherine Moore <clm@codesourcery.com>
6775 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
6777 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
6779 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
6780 (ABI_HAS_64BIT_SYMBOLS): Use it.
6781 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
6783 2009-02-02 Paul Brook <paul@codesourcery.com>
6785 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
6787 2009-02-02 Jakub Jelinek <jakub@redhat.com>
6790 * recog.h (asm_operand_ok): Add constraints argument.
6791 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
6792 recurse on matching constraint.
6793 (check_asm_operands): Pass constraints as 3rd argument to
6794 asm_operand_ok. Don't look up matching constraint here.
6795 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
6798 2009-02-02 Ben Elliston <bje@au.ibm.com>
6800 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
6801 TARGET_NARROW_VOLATILE_BITFIELD macro names.
6803 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6805 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
6806 information. Remove some obsolete information. Reorganize.
6808 * config/pa/fptr.c: Revert license to GPL 2.
6809 * config/pa/milli64.S: Likewise.
6811 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6814 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
6815 LIBRARY name in, instead of hard-coding it.
6816 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
6817 extra target make frag to tmake_files according to EH model.
6818 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
6819 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
6820 frags that define makefile variable EH_MODEL appropriately.
6821 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
6822 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
6823 to "-sjlj" according to type of EH configured.
6824 (LIBGCC_SONAME): Concatenate it to shared library base name.
6825 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
6826 to "_sjlj" according to type of EH configured.
6827 (LIBGCC_SONAME): Concatenate it to shared library base name.
6828 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
6829 (SHLIB_LINK): Add missing semicolon to if-else construct.
6830 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6831 string value of "pe_dll" command-line option.
6832 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
6833 (SHLIB_SONAME): Use it when overriding t-cygming default.
6834 (SHLIB_IMPLIB): Override t-cygming default.
6835 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6836 string value of "pe_dll" command-line option.
6838 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6841 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
6842 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
6844 2009-01-31 Richard Guenther <rguenther@suse.de>
6846 PR tree-optimization/38937
6847 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
6848 computing the transitive closure.
6850 2009-01-30 Richard Guenther <rguenther@suse.de>
6852 PR tree-optimization/39041
6853 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6854 Propagate variable indices only if the types match for this stmt.
6856 2009-01-30 Jakub Jelinek <jakub@redhat.com>
6859 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
6860 inline but never defined.
6862 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
6864 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
6865 (*insv_h_di_reg_extimm): New insn.
6866 (*insv_l<mode>_reg_extimm): New insn.
6868 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6870 * config/picochip/picochip.c (flag_conserve_stack): set
6871 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
6872 fconserve-stack. Reduce call-overhead used by inliner.
6874 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6877 * common.opt (flag_conserve_stack): Initialised to zero.
6879 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
6882 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
6883 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
6886 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
6888 * ira-color.c (allocno_reload_assign): Update comments.
6889 * regmove.c (regmove_optimize): Likewise.
6893 2009-01-29 Robert Millan <rmh@aybabtu.com>
6895 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
6896 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
6897 `MD_UNWIND_SUPPORT'.
6898 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
6900 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
6902 PR tree-optimization/39007
6903 * tree-loop-distribution.c (generate_builtin): Use
6904 recompute_dominator to compute the immediate dominator of the
6905 basic block just after the loop.
6907 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6909 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
6910 (ASM_OUTPUT_DWARF_PCREL): Define.
6912 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
6914 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
6915 * doc/passes.texi: Remove entries about regclass, local-alloc, and
6916 global. Modify entries about regmove and IRA.
6918 * ra-conflict.c: Remove the file.
6920 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
6922 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
6923 (pass_regclass_init): Rename to pass_reginfo_init.
6925 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
6927 * toplev.h (flag_ira): Remove.
6929 * caller-save.c (setup_save_areas): Remove flag_ira.
6931 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
6933 * global.c: Remove the file.
6935 * opts.c (decode_options): Remove flag_ira.
6937 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
6939 * regmove.c: Modify file description.
6940 (find_use_as_address, try_auto_increment): Define them only if
6941 AUTO_INC_DEC is defined.
6942 (replacement_quality, replace_in_call_usage, fixup_match_1,
6943 stable_and_no_regs_but_for_p): Remove.
6944 (reg_set_in_bb): Make it static.
6945 (regmove_optimize): Remove flag_ira and code which worked for
6948 * local-alloc.c: Remove the file.
6950 * common.opt (fira): Remove.
6952 * ira.c: Include except.h.
6953 (eliminable_regset): Move from global.c.
6954 (mark_elimination): Ditto. Remove flag_ira.
6955 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6956 equiv_mem_modified, validate_equiv_mem_from_store,
6957 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6958 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6959 no_equiv, recorded_label_ref): Move from local-alloc.c.
6960 (update_equiv_regs): Ditto. Make it static.
6961 (print_insn_chain, print_insn_chains): Move it from global.c.
6962 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6963 (build_insn_chain): Ditto. Make it static.
6964 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6965 Rename to init_live_subregs.
6966 (gate_ira): Remove flag_ira.
6968 * regclass.c: Rename reginfo.c. Change file description.
6969 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6970 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6971 (init_reg_sets_1): Remove code for evaluation of
6972 reg_class_superclasses and losing_caller_save_reg_set.
6973 (init_regs): Remove init_reg_autoinc.
6974 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6975 ok_for_base_p_nonstrict): Remove.
6976 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6977 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6978 corresponding entries.
6979 (dump_regclass, record_operand_costs, scan_one_insn,
6980 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6981 record_address_regs, auto_inc_dec_reg_p): Remove.
6982 (gt-regclass.h): Rename to gt-reginfo.h.
6984 * rtl.h (dump_global_regs, retry_global_alloc,
6985 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6987 * Makefile.in (RA_H): Remove.
6988 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6989 Rename regclass.o to reginfo.o.
6990 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6992 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6993 (GTFILES): Rename regclass.c to reginfo.c.
6995 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6996 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6998 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6999 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7001 (finish_spills): Ditto. Remove code for !flag_ira.
7003 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7006 * doc/invoke.texi (rtl debug options): Complete rewrite.
7007 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7009 * mode-switching.c (pass_mode_switching): Rename pass from
7010 "mode-sw" to "mode_sw".
7011 * except.c (pass_convert_to_eh_ranges): Rename pass from
7012 "eh-ranges" to "eh_ranges".
7013 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7017 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7018 Alexander Monakov <amonakov@ispras.ru>
7021 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7023 (move_exprs_to_boundary): Change return type and pass through
7024 should_move from move_op. Relax assert. Update usage ...
7025 (schedule_expr_on_boundary): ... here. Use should_move instead of
7027 (move_op_orig_expr_found): Indicate that insn was disconnected from
7029 (code_motion_process_successors): Do not call after_merge_succs
7030 callback if original expression was not found when traversing any of
7032 (code_motion_path_driver): Change return type. Update prototype.
7033 (move_op): Update comment. Add a new parameter (should_move). Update
7034 prototype. Set *should_move based on indication provided by
7035 move_op_orig_expr_found.
7037 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7039 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7040 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7041 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7042 * config/rs6000/rs6000.c (rs6000_override_options): Default
7043 avoid-indexed-addresses on for Power6, off for everything else.
7044 (avoiding_indexed_address_p): New function.
7045 (rs6000_legitimize_address): Use it.
7046 (rs6000_legitimate_address): Likewise.
7047 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7049 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7051 PR tree-optimization/38997
7052 * tree-loop-distribution.c (generate_memset_zero): Use
7053 POINTER_PLUS_EXPR for a pointer addition.
7055 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7057 * config/s390/s390.md (bswap<mode>2): New pattern added.
7059 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7061 * config/s390/s390.md (*tls_load_31): Added type attribute.
7063 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7065 * config/s390/s390.md: Fix a few comments.
7067 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7069 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7070 (*tm<mode>_full): Fixed z10prop attribute.
7071 (*tst<mode>_extimm): Fixed z10prop attribute.
7072 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7073 (*tstqiCCT_cconly): Fixed z10prop attribute.
7074 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7075 (*movsi_larl): Fixed z10prop attribute.
7076 (*movsi_zarch): Fixed z10prop attribute.
7077 (*movsi_eas): Fixed z10prop attribute.
7078 (*movhi): Fixed z10prop attribute.
7079 (*movqi): Fixed z10prop attribute.
7080 (*movstrictqi): Fixed z10prop attribute.
7081 (*mov<mode>): Fixed z10prop attribute.
7082 (*movcc): Fixed z10prop attribute.
7083 (*sethighpartdi_64): Fixed z10prop attribute.
7084 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7085 (*negdi2_sign_cc): Fixed z10prop attribute.
7086 (*negdi2_sign): Fixed z10prop attribute.
7087 (*absdi2_sign_cc): Fixed z10prop attribute.
7088 (*absdi2_sign): Fixed z10prop attribute.
7089 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7090 (*negabsdi2_sign): Fixed z10prop attribute.
7091 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7092 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7093 (doloop_si64): Fixed z10prop attribute.
7094 (doloop_si31): Fixed z10prop attribute.
7095 (doloop_long): Fixed z10prop attribute.
7096 (indirect_jump): Fixed z10prop attribute.
7097 (nop): Fixed z10prop attribute.
7098 (main_base_64): Fixed z10prop attribute.
7099 (reload_base_64): Fixed z10prop attribute.
7101 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7103 PR rtl-optimization/38740
7104 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7106 * config/mips/mips.c (mips_reorg): Likewise.
7108 2009-01-28 Richard Guenther <rguenther@suse.de>
7110 PR tree-optimization/38926
7111 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7112 with the correct value id to a value.
7113 (do_regular_insertion): Use the value number of edoubleprime
7114 for the value number of the expr.
7117 2008-08-21 Richard Guenther <rguenther@suse.de>
7119 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7120 a PHI ask VN if it is already available.
7121 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7122 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7124 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7127 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7128 set to varying whenever max has TREE_OVERFLOW set, similarly
7129 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7131 2009-01-28 Richard Guenther <rguenther@suse.de>
7134 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7135 uninitialized aggregate uses in call arguments.
7137 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7139 PR tree-optimization/38984
7140 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7141 the nothing_id variable if -fno-delete-null-pointer-checks.
7143 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7146 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7147 (set_got_offset_rex64): Ditto.
7149 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7152 * doc/extend.texi: Improve local variable with asm reg.
7154 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7156 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7157 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7158 was not supplied then set warn_packed_bitfield_compat to the
7160 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7163 2009-01-27 Richard Guenther <rguenther@suse.de>
7165 PR tree-optimization/38503
7166 * cfgexpand.c (expand_gimple_basic_block): Ignore
7167 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7168 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7169 variables that cannot have TBAA applied.
7170 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7173 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7176 * calls.c (initialize_argument_information): Do not wrap complex
7177 arguments in SAVE_EXPR.
7179 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7181 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7182 (INSTALL_LIBGCC): Revert typo commit.
7184 2009-01-26 Richard Guenther <rguenther@suse.de>
7186 PR tree-optimization/38745
7187 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7188 from special handling.
7190 2009-01-26 Richard Guenther <rguenther@suse.de>
7192 PR tree-optimization/38745
7193 * tree-ssa.c (execute_update_addresses_taken): Do not include
7194 variables that cannot possibly be a register in not_reg_needs.
7195 Do not clear TREE_ADDRESSABLE on vars that may not become
7197 * tree-ssa.c (update_alias_info_1): Include those in the set
7198 of addressable vars.
7200 2009-01-26 Richard Guenther <rguenther@suse.de>
7203 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7204 * tree-ssa-dse.c: Include langhooks.h
7205 (execute_simple_dse): Remove stores with zero size.
7207 2009-01-24 Jakub Jelinek <jakub@redhat.com>
7210 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
7213 2009-01-24 Julian Brown <julian@codesourcery.com>
7215 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
7216 config/arm/linux-atomic.c.
7217 * config/arm/linux-atomic.c: New.
7219 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
7221 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
7222 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
7223 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
7225 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
7228 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
7231 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
7233 PR tree-optimization/38953
7234 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
7235 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
7236 (gloog): Split the exit of the scop when the scop exit is a loop exit.
7237 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
7240 2009-01-24 Paul Brook <paul@codesourcery.com>
7242 * config/arm/neon.md (neon_type): Move to arm.md.
7243 (neon_mov<VSTRUCT>): Add neon_type attribute.
7244 * config/arm/arm.md (neon_type): Move to here.
7245 (conds): Add "unconditioal" and use as default for NEON insns.
7247 2009-01-24 Ben Elliston <bje@au.ibm.com>
7249 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
7250 void *' warning from -Wc++-compat.
7251 * Makefile.in (dominance.o-warn): Remove.
7253 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
7255 PR tree-optimization/38932
7256 * fold-const.c (fold_unary_ignore_overflow): New.
7257 * tree.h (fold_unary_ignore_overflow): Declare.
7258 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
7259 * tree-ssa-sccvn.c (visit_reference_op_load,
7260 simplify_unary_expression): Likewise.
7262 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
7264 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
7265 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
7266 regardless of their type.
7267 * c-common.c (handle_packed_attribute): Don't ignore packed on
7269 * c.opt (Wpacked-bitfield-compat): New warning option.
7270 * stor-layout.c (place_field): Warn if offset of a field changed.
7271 * doc/extend.texi (packed): Mention the ABI change.
7272 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
7273 (Warning Options): Add it to the list.
7275 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
7277 * c-opts.c (c_common_post_options): Fix a typo in comments.
7279 2009-01-22 Steve Ellcey <sje@cup.hp.com>
7282 * gimplify.c (gimplify_init_constructor): Fix promotion of const
7283 variables to static.
7284 * doc/invoke.texi (-fmerge-all-constants): Update description.
7286 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
7289 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
7290 (*movdi_1_rex64): Use type "mmx" for alternative 5.
7292 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
7294 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
7296 (LOCAL_ALIGNMENT): Similarly.
7298 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7299 Joseph Myers <joseph@codesourcery.com>
7301 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
7302 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
7303 * config/arm/arm-tune.md: Regenerate.
7304 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
7307 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7309 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
7310 version number to five.
7312 2009-01-22 Dodji Seketeli <dodji@redhat.com>
7315 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
7316 * c-common.c (set_underlying_type): Likewise.
7317 (is_typedef_decl ): Likewise
7319 (set_underlying_type): Likewise.
7320 (is_typedef_type): Likewise.
7322 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
7325 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
7328 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7331 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
7332 (LIBGCC_SPEC): Don't define.
7333 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
7335 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
7337 PR rtl-optimization/38879
7338 * alias.c (base_alias_check): Unaligned access via AND address can
7339 alias all surrounding object types except those with sizes equal
7340 or wider than the size of unaligned access.
7342 2009-01-21 Dodji Seketeli <dodji@redhat.com>
7345 * c-decl.c (clone_underlying_type): Move this ...
7346 * c-common.c (set_underlying_type): ... here.
7347 Also, make sure the function properly sets TYPE_STUB_DECL() on
7348 the newly created typedef variant type.
7349 (is_typedef_decl ): New entry point.
7350 * tree.h: Added a new member member_types_needing_access_check to
7351 struct tree_decl_non_common.
7352 (set_underlying_type): New entry point.
7353 (is_typedef_type): Likewise.
7355 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
7357 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
7358 Check whether two instructions have memory references that
7359 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
7360 are helper functions for traversing.
7361 * alias.h (insn_alias_sets_confilict_p): New prototypes.
7362 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
7363 not to draw dependency edge for instructions with non-conflicting
7366 2009-01-20 Joseph Myers <joseph@codesourcery.com>
7369 * longlong.h: Update copyright years. Use soft-fp license notice.
7370 Sync __clz_tab declaration with glibc.
7372 2009-01-20 Steve Ellcey <sje@cup.hp.com>
7375 * doc/extend.texi (syscall_linkage): New.
7376 (version_id): Modify.
7378 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7379 Richard Guenther <rguenther@suse.de>
7381 PR tree-optimization/38747
7382 PR tree-optimization/38748
7383 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
7384 conversion if the base address is an indirect reference and the
7385 aliasing sets could cause issues.
7387 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7389 * common.opt (fgraphite, fgraphite-identity): Add comment for
7390 explaining why these options are not documented.
7392 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7394 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
7395 gimple_call_lhs is NULL.
7397 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
7400 * emit-rtl.c (adjust_address_1): Make sure memref is never
7403 2009-01-20 Ben Elliston <bje@au.ibm.com>
7405 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7406 const qualifier from arg parameter. Remove unnecessary cast to char *.
7407 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7408 const qualifier from arg 2.
7410 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7412 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
7414 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
7417 * rtl.h (reinit_regs): New prototype.
7418 * regclass.c: Include ira.h.
7420 * Makefile.in (regclass.o): Add ira.h.
7421 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
7423 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
7426 * c-common.c (handle_aligned_attribute): Use
7427 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
7428 default alignment value.
7430 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
7432 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
7433 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
7435 * doc/extend.texi: Update __attribute__ ((aligned)). Document
7436 __BIGGEST_ALIGNMENT__.
7438 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
7440 2009-01-18 Richard Guenther <rguenther@suse.de>
7442 PR tree-optimization/38819
7443 * tree-flow.h (operation_could_trap_helper_p): Declare.
7444 * tree-eh.c (operation_could_trap_helper_p): Export.
7445 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
7446 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
7447 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
7448 are about to insert a possibly trapping instruction and fail
7451 2009-01-18 Andreas Schwab <schwab@suse.de>
7453 * doc/install.texi (Configuration): Remove obsolete paragraph
7454 about use of --with-gnu-ld with --with-gnu-as.
7456 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
7458 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
7459 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
7460 Follow spelling conventions.
7462 2009-01-18 Ben Elliston <bje@au.ibm.com>
7464 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
7465 C++ warning about implicit conversion from void * to struct
7467 (bitmap_obstack_free): Likewise for bitmap_element *.
7468 * Makefile.in (bitmap.o-warn): Remove.
7470 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
7472 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
7474 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
7475 Tobias Grosser <tobi.grosser@amd.com>
7477 * graphite.c (graphite_trans_scop_block): Do not block single
7480 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
7482 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
7483 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
7484 test with assertion.
7486 2009-01-16 Richard Guenther <rguenther@suse.de>
7488 PR tree-optimization/38835
7490 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
7491 and INT + PTR -> (INT)(PTR p+ INT) folding.
7492 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
7494 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
7497 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
7498 the subreg from a lowpart subreg if it is also casting the value.
7500 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7501 Tobias Grosser <tobi.grosser@amd.com>
7503 * graphite.c (compare_prefix_loops): New.
7504 (build_scop_canonical_schedules): Rewritten.
7505 (graphite_transform_loops): Move build_scop_canonical_schedules
7506 after build_scop_iteration_domain.
7508 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7509 Tobias Grosser <tobi.grosser@amd.com>
7511 * graphite.c (add_conditions_to_domain): Add the loops to
7512 the dimension of the iteration domain. Do copy the domain
7513 only when it exists.
7514 (build_scop_conditions_1): Do not call add_conditions_to_domain.
7515 (add_conditions_to_constraints): New.
7516 (can_generate_code_stmt, can_generate_code): Removed.
7517 (gloog): Do not call can_generate_code.
7518 (graphite_transform_loops): Call add_conditions_to_constraints
7519 after building the iteration domain.
7521 2009-01-16 Jakub Jelinek <jakub@redhat.com>
7523 PR tree-optimization/38789
7524 * tree-ssa-threadedge.c
7525 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7526 __builtin_constant_p.
7528 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7530 * dce.c (delete_unmarked_insns): Reversed the order that insns are
7531 examined before deleting them.
7533 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
7535 * function.c (aggregate_value_p): Correctly extract the function
7536 type from CALL_EXPR_FN lookup.
7538 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7540 * config/picochip/picochip.c (picochip_override_options): Revert
7541 CFI asm flag disable commited previously.
7543 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
7544 Tobias Grosser <tobi.grosser@amd.com>
7545 Jan Sjodin <jan.sjodin@amd.com>
7547 * graphite.c (scan_tree_for_params): On substractions negate
7548 all the coefficients of the term.
7549 (clast_to_gcc_expression_red): New. Handle reduction expressions
7550 of more than two operands.
7551 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
7552 (get_vdef_before_scop): Handle also the case of default definitions.
7554 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7556 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
7557 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
7558 Also use them when walking CALL_INSN_FUNCTION_USAGE.
7560 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
7561 Joey Ye <joey.ye@intel.com>
7564 * cfgexpand.c (expand_stack_alignment): Don't update stack
7565 boundary nor check incoming stack boundary here.
7566 (gimple_expand_cfg): Update stack boundary and check incoming
7567 stack boundary here.
7569 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7571 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
7573 2009-01-14 Jakub Jelinek <jakub@redhat.com>
7575 PR rtl-optimization/38245
7576 * calls.c (expand_call): Add stack arguments to
7577 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7578 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
7579 in regs and partially in memory or BLKmode arguments.
7580 (emit_library_call_value_1): Add stack arguments to
7581 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7582 ACCUMULATE_OUTGOING_ARGS).
7583 * dce.c: Include tm_p.h.
7584 (find_call_stack_args): New function.
7585 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
7587 (mark_insn): Call find_call_stack_args for CALL_Ps.
7588 (prescan_insns_for_dce): Walk insns backwards in bb rather than
7589 forwards. Allocate and free arg_stores bitmap if needed, pass it
7590 down to deletable_insn_p, don't mark stores set in arg_stores
7591 bitmap, clear the bitmap at the beginning of each bb.
7592 * Makefile.in (dce.o): Depend on $(TM_P_H).
7594 2009-01-14 Michael Meissner <gnu@the-meissners.org>
7597 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
7598 to make sure the insn is a conditional test (bug 22599). Reformat a
7601 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
7604 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
7605 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
7606 (gloog): Do not call cleanup_tree_cfg.
7607 (graphite_transform_loops): Call cleanup_tree_cfg after all
7608 scops have been code generated.
7610 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
7611 * doc/gty.texi (Invoking the garbage collector): Added new node
7612 and section documenting ggc_collect.
7614 2009-01-14 Richard Guenther <rguenther@suse.de>
7616 PR tree-optimization/38826
7618 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
7619 initialization notes only if we actually emitted a warning.
7620 (intra_create_variable_infos): Add constraints for a result decl
7621 that is passed by hidden reference.
7622 (build_pred_graph): Mark all related variables non-direct on
7625 2009-01-14 Nick Clifton <nickc@redhat.com>
7627 * ira-conflicts.c: Include addresses.h for the definition of
7629 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
7630 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
7632 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
7635 * Makefile.in (ira-lives.o): Add except.h.
7637 * ira-lives.c: Include except.h.
7638 (process_bb_node_lives): Process can_throw_internal.
7640 2009-01-13 Jakub Jelinek <jakub@redhat.com>
7642 PR rtl-optimization/38774
7643 * combine.c (simplify_set): When undoing cc_use change, don't do
7644 PUT_CODE on the newly created comparison, but instead put back the
7647 2009-01-13 Joseph Myers <joseph@codesourcery.com>
7649 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
7650 values. Remove duplicate arm8 entry.
7652 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7654 PR tree-optimization/38786
7655 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
7656 the SSA_NAME case of expand_scalar_variables_expr.
7657 Set the type of an expression to the type of its assign statement.
7658 (expand_scalar_variables_expr): Also gather the scalar computation
7659 used to index the memory access. Do not pass loop_p.
7660 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
7661 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
7662 the gimple_stmt_iterator where it inserts new code.
7664 (copy_bb_and_scalar_dependences): Do not pass loop_p.
7665 (translate_clast): Update call to copy_bb_and_scalar_dependences.
7667 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7669 * graphite.h (debug_value): Removed.
7670 * graphite.c (debug_value): Removed.
7672 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7674 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
7675 ldrd/strd with two 32-bit instructions.
7677 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7679 * config/arm/arm.c (struct processors): Pass for speed down into
7680 cost helper functions.
7681 (const_ok_for_op): Handle COMPARE and inequality nodes.
7682 (arm_rtx_costs_1): Rewrite.
7683 (arm_size_rtx_costs): Update prototype.
7684 (arm_rtx_costs): Pass speed down to helper functions.
7685 (arm_slowmul_rtx_costs): Rework cost calculations.
7686 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
7687 (arm_9e_rtx_costs): Likewise.
7689 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
7691 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
7692 relocations of local symbols wider than UNITS_PER_WORD are not valid.
7693 (alpha_legitimize_address): Do not split local symbols wider than
7694 UNITS_PER_WORD into HIGH/LO_SUM parts.
7696 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
7699 * gcc.c (process_command): Replace call to execvp with calls
7700 to pex_one and exit.
7702 2009-01-03 Anatoly Sokolov <aesok@post.ru>
7705 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
7706 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
7707 variant for devices with 3-byte PC.
7708 (__tablejump_elpm__): New.
7710 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7713 * c-parser.c (c_parser_postfix_expression): Allow `->' in
7714 offsetof member-designator, handle it as `[0].'.
7716 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7718 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
7719 function when not using named sections on targets with named sections
7720 if branch distance is less than 262132.
7722 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
7724 * combine.c (combine_instructions): Recompute
7725 optimize_this_for_speed_p for each BB in the main combine loop.
7727 2009-01-12 Tomas Bily <tbily@suse.cz>
7730 * tree-loop-distribution.c (prop_phis): New function.
7731 (generate_builtin): Call prop_phis.
7732 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
7734 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7736 PR tree-optimization/38807
7737 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
7738 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
7740 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7742 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7743 subreg of op0 to the original op0.
7745 2009-01-11 Laurent GUERBY <laurent@guerby.net>
7747 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
7749 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
7752 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
7753 starting with digits.
7755 2009-01-10 Jakub Jelinek <jakub@redhat.com>
7758 * config/arm/arm.c (arm_is_long_call_p): Don't call
7759 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
7761 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
7763 * regrename.c (regrename_optimize): Fix dumping.
7764 (find_oldest_value_reg): Preserve REG_POINTER.
7765 (copy_hardreg_forward_1): Likewise.
7767 2009-01-09 Diego Novillo <dnovillo@google.com>
7769 * gimple.h (struct gimple_statement_base) <uid>: Document
7770 the restrictions on its use.
7772 (gimple_set_uid): Tidy.
7774 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7776 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
7777 zero guard even if align_bytes != 0 and count is smaller than
7780 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
7782 PR rtl-optimization/38495
7783 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
7784 (add_range_and_copies_from_move_list): Print all added ranges.
7785 Add ranges to memory optimized destination.
7787 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7791 * config/i386/i386.c (override_options): Reject
7792 -mstringop-strategy=rep_8byte with -m32.
7793 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
7794 to 1. Do count comparison against epilogue_size_needed at compile
7795 time even when count_exp was constant forced into register. For
7796 size_needed don't jump to epilogue, instead just avoid aligning
7797 and invoke the body algorithm. If need_zero_guard, add zero guard
7798 even if count is non-zero, but smaller than size_needed + number of
7799 bytes that could be stored for alignment.
7800 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
7801 to 1. If need_zero_guard, add zero guard even if count is non-zero,
7802 but smaller than size_needed + number of bytes that could be stored
7803 for alignment. Compare size_needed with epilogue_size_needed instead
7804 of desired_align - align, don't adjust size_needed, pass
7805 epilogue_size_needed to the epilogue expanders.
7808 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
7810 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7812 * pa.c (last_address): Change to unsigned.
7813 (update_total_code_bytes): Change argument to unsigned. Don't
7814 check if insn addresses are set.
7815 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
7816 addresses are not set.
7817 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
7819 2009-01-09 Nick Clifton <nickc@redhat.com>
7821 * config/sh/symbian.c: Replace uses of DECL_INLINE with
7822 DECL_DECLARED_INLINE_P.
7824 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7827 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
7828 GET_MODE (op0) in operand_subword_force calls.
7831 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
7832 fold_convert arg0 operands to TREE_TYPE (op0) first.
7834 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
7836 * params.def (ira-max-conflict-table-size): Decrease default value
7839 2009-01-08 Jakub Jelinek <jakub@redhat.com>
7841 PR tree-optimization/37031
7842 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
7844 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
7845 allocate it using gc instead of heap, use VEC_quick_push instead of
7847 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
7848 instead of heap, use VEC_quick_push instead of VEC_safe_push.
7849 * tree-data-ref.h (struct access_matrix): Change matrix to gc
7850 allocated vector from heap allocated.
7851 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
7852 * tree-loop-linear.c (linear_transform_loops): Allocate nest
7853 vector only after perfect_loop_nest_depth call.
7855 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
7856 Jan Sjodin <jan.sjodin@amd.com>
7858 PR tree-optimization/38559
7859 * graphite.c (debug_value, copy_constraint,
7860 swap_constraint_variables, scale_constraint_variable, ): New.
7861 (get_lower_bound, get_upper_bound): Removed.
7862 (graphite_trans_bb_strip_mine): Clean up this code that works
7863 only for constant number of iterations. Fully copy upper and
7864 lower bound constraints, not only the constant part of them.
7865 * graphite.h (debug_value): Declared.
7867 2009-01-08 Ira Rosen <irar@il.ibm.com>
7869 PR tree-optimization/37194
7870 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7871 Don't add the cost of cost model guard in prologue to scalar
7872 outside cost in case of known number of iterations.
7874 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
7875 Alan Modra <amodra@bigpond.net.au>
7877 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
7878 non-word-aligned REG+CONST addressing.
7880 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7883 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
7884 free_after_compilation when outputting a thunk.
7885 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
7886 Do not call free_after_compilation here.
7888 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7890 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
7891 (ix86_valid_target_attribute_inner_p): Ditto.
7893 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
7895 PR tree-optimization/38492
7896 PR tree-optimization/38498
7897 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
7898 * tree-chrec.h (scev_is_linear_expression): Declared.
7899 * graphite.c (graphite_cannot_represent_loop_niter): New.
7900 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
7901 (graphite_loop_normal_form): Use gcc_assert.
7902 (scan_tree_for_params): Use CASE_CONVERT.
7903 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
7904 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
7905 Use gcc_assert. Discard scops that contain unhandled cases.
7906 (build_scop_conditions): Return a boolean status for unhandled cases.
7907 (strip_mine_profitable_p): Print the loop number, not its depth.
7908 (is_interchange_valid): Pass the depth of the loop nest, don't
7909 recompute it wrongly.
7910 (graphite_trans_bb_block): Same.
7911 (graphite_trans_bb_block): Print tentative of loop blocking.
7912 (graphite_trans_scop_block): Do not print that the loop has been
7914 (graphite_transform_loops): Do not handle scops that contain condition
7917 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
7919 AVX Programming Reference (December, 2008)
7920 * config/i386/avxintrin.h (_mm256_stream_si256): New.
7921 (_mm256_stream_pd): Likewise.
7922 (_mm256_stream_ps): Likewise.
7924 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
7925 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
7926 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
7927 (bdesc_special_args): Add __builtin_ia32_movntdq256,
7928 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
7929 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
7930 (ix86_expand_special_args_builtin): Likewise.
7932 * config/i386/sse.md (AVXMODEDI): New.
7933 (avx_movnt<mode>): Likewise.
7934 (avx_movnt<mode>): Likewise.
7935 (<sse>_movnt<mode>): Remove AVX support.
7936 (sse2_movntv2di): Likewise.
7938 2009-01-07 Richard Guenther <rguenther@suse.de>
7941 * fold-const.c (extract_muldiv): Remove obsolete comment.
7942 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7943 to PLUS_EXPR canonicalization for the canonicalization.
7945 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7947 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7948 hosted cross-compilers generating less efficient code.
7950 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7952 * function.h (rtl_data): Add a dbr_scheduled_p field.
7953 * reorg.c (dbr_schedule): Set it.
7954 (gate_handle_delay_slots): Check it.
7955 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7956 (mips_reorg): Check flag_delayed_branch instead of
7957 mips_base_delayed_branch.
7958 (mips_override_options): Don't set mips_base_delayed_branch
7959 or flag_delayed_branch.
7961 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7963 PR rtl-optimization/38426.
7964 * ira.c (ira): Set current_function_is_leaf earlier.
7966 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7968 PR rtl-optimization/38722
7969 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7970 too early, only set a flag and modify after last possible
7973 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7976 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7977 * real.c (decimal_single_format): Correct values of emin and emax.
7978 (decimal_double_format): Ditto.
7979 (decimal_quad_format): Ditto.
7980 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7981 computation of DECnn_MIN and DECnn_MAX for corrected values of
7982 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7983 __DECnn_MIN__, and adjust its computation for the corrected value
7986 2009-01-06 Jan Hubicka <jh@suse.cz>
7989 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7991 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7993 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7994 Add Robert Clark to the list of testers.
7996 2009-01-06 Jan Hubicka <jh@suse.cz>
7997 Kai Tietz <kai.tietz@onevision.com>
7999 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8000 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8002 2009-01-06 Jan Hubicka <jh@suse.cz>
8003 Kai Tietz <kai.tietz@onevision.com>
8005 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8007 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8008 (ix86_nsaved_regs): Count only general purpose regs.
8009 (ix86_nsaved_sseregs): New.
8010 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8011 to 16 for w64; compute padding and size of sse reg save area.
8012 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8013 general purpose regs.
8014 (ix86_emit_save_sse_regs_using_mov): New.
8015 (ix86_expand_prologue): Save SSE regs if needed.
8016 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8017 (ix86_emit_restore_sse_regs_using_mov): New.
8018 (ix86_expand_epilogue): Save SSE regs if needed.
8020 2009-01-06 Jan Hubicka <jh@suse.cz>
8021 Kai Tietz <kai.tietz@onevision.com>
8023 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8024 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8025 functions when accumulate outgoing args is off.
8027 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8030 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8031 before using pseudos_have_intersected_live_ranges_p.
8033 * ira-int.h (ira_assert): Always define.
8035 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8037 AVX Programming Reference (December, 2008)
8038 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8039 (_mm256_permute2_pd): Likewise.
8040 (_mm_permute2_ps): Likewise.
8041 (_mm256_permute2_ps): Likewise.
8042 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8043 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8045 * config/i386/i386.c (ix86_builtins): Remove
8046 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8047 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8048 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8049 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8050 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8051 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8052 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8053 __builtin_ia32_vpermil2ps256.
8054 (ix86_init_mmx_sse_builtins): Updated.
8055 (ix86_expand_args_builtin): Likewise.
8057 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8059 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8060 long absolute calls when generating PA 2.0 code.
8062 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8064 PR rtl-optimization/38583
8065 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8067 * params.def (ira-max-conflict-table-size): New.
8069 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8071 * ira.h (ira_conflicts_p): New external definition.
8073 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8074 table. Report this. Return result of building.
8075 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8076 building conflict table.
8078 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8079 (ira_color): Use ira_conflicts_p.
8081 * global.c: Include ira.h.
8082 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8085 * Makefile.in (global.o): Add ira.h.
8087 * ira-build.c (mark_all_loops_for_removal,
8088 propagate_some_info_from_allocno): New.
8089 (remove_unnecessary_allocnos): Call
8090 propagate_some_info_from_allocno.
8091 (remove_low_level_allocnos): New.
8092 (remove_unnecessary_regions): Add parameter. Call
8093 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8094 parameter to remove_unnecessary_regions.
8095 (ira_build): Remove all regions but root if the conflict table was
8096 not built. Update conflict hard regs for allocnos crossing calls.
8098 * ira.c (ira_conflicts_p): New global.
8099 (ira): Define and use ira_conflicts_p.
8101 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8102 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8103 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8105 2009-01-06 Ben Elliston <bje@au.ibm.com>
8107 * gengtype-lex.l (YY_NO_INPUT): Define.
8109 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8112 * c-common.c (handle_vector_size_attribute): Also reject
8115 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8117 PR tree-optimization/38492
8118 * graphite.c (rename_map_elt, debug_rename_elt,
8119 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8120 rename_map_elt_info, eq_rename_map_elts,
8121 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8122 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8123 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8124 (sese_build_livein_liveouts): New.
8125 (new_sese, free_sese): New.
8126 (new_scop): Call new_sese.
8127 (free_scop): Call free_sese.
8128 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8129 (register_old_new_names): Renamed register_old_and_new_names.
8130 (register_scop_liveout_renames, add_loop_exit_phis,
8131 insert_loop_close_phis, struct igp,
8132 default_liveout_before_guard, add_guard_exit_phis,
8133 insert_guard_phis, copy_renames): New.
8134 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8135 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8136 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8137 (scop_adjust_phis_for_liveouts): New.
8138 (gloog): Call scop_adjust_phis_for_liveouts.
8140 * graphite.h (struct sese): Documented. Added fields liveout,
8142 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8143 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8144 (struct scop): Added field liveout_renames.
8145 (SCOP_LIVEOUT_RENAMES): New.
8147 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8149 PR tree-optimization/38510
8150 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8151 (translate_clast): Call recompute_all_dominators before
8153 (gloog): Call recompute_all_dominators before graphite_verify.
8155 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8156 Jan Sjodin <jan.sjodin@amd.com>
8158 PR tree-optimization/38500
8159 * graphite.c (create_sese_edges): Call fix_loop_structure after
8162 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8164 * config.gcc: Add m32r*-*-rtems*.
8165 * config/m32r/rtems.h: New file.
8167 2009-01-05 Ben Elliston <bje@au.ibm.com>
8169 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8170 (.po.pox): Likewise.
8171 (po/gcc.pot): Likewise.
8173 2009-01-04 David S. Miller <davem@davemloft.net>
8175 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8176 (STARTING_FRAME_OFFSET): Always set to zero.
8178 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8180 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8181 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8182 fixed-point types, and vectors of the same.
8184 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8186 * config/mips/sync.md (*mb_barrier): Rename to...
8187 (*memory_barrier): ...this.
8189 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8191 * doc/extend.texi (Function Attributes): Move @cindex after @item
8192 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8193 and put in alphabetical order. Fix 'target' name and put in order.
8194 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8197 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8199 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8200 (memory_barrier): Expand as unspec instead of unspec_volatile.
8201 Remove mem:BLK from insn operands. Use Pmode scratch register.
8202 (*memory_barrier): Define as unspec instead of unspec_volatile.
8203 Use (match_dup 0) as input operand.
8205 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
8206 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
8207 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
8208 scratch register. Remove operand 1.
8209 (*stbar): Define as unspec instead of unspec_volatile.
8210 Use (match_dup 0) as input operand, remove (const_int 8).
8211 (*membar): Define as unspec instead of unspec_volatile.
8212 Use (match_dup 0) as input operand, remove input operand 2.
8214 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
8215 (memory_barrier): Expand as unspec instead of unspec_volatile.
8216 Remove mem:BLK from insn operands. Use Pmode scratch register.
8217 (*memory_barrier): Define as unspec instead of unspec_volatile.
8218 Use (match_dup 0) as input operand.
8220 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
8221 Remove mem:BLK from insn operands. Use Pmode scratch register.
8222 Set volatile flag on operand 0.
8223 (*memory_barrier): New insn pattern.
8225 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
8227 (*memory_barrier): Use (match_dup 0) as input operand.
8229 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
8230 Remove mem:BLK from insn operands. Use Pmode scratch register.
8231 Set volatile flag on operand 0.
8232 (*mb_internal): New insn pattern.
8234 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
8236 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8239 * function.c (struct temp_slot): Move to the section of the file
8240 that deals with temp slots. Remove field 'address'.
8241 (temp_slot_address_table): New hash table of address -> temp slot.
8242 (struct temp_slot_address_entry): New struct, items for the table.
8243 (temp_slot_address_compute_hash, temp_slot_address_hash,
8244 temp_slot_address_eq, insert_temp_slot_address): Support functions
8246 (find_temp_slot_from_address): Rewrite to use the new hash table.
8247 (remove_unused_temp_slot_addresses): Remove addresses of temp
8248 slots that have been made available.
8249 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
8250 worker function for remove_unused_temp_slot_addresses.
8251 (assign_stack_temp_for_type): Don't clear the temp slot address list.
8252 Add the temp slot address to the address -> temp slot map.
8253 (update_temp_slot_address): Update via insert_temp_slot_address.
8254 (free_temp_slots): Call remove_unused_temp_slot_addresses.
8255 (pop_temp_slots): Likewise.
8256 (init_temp_slots): Allocate the address -> temp slot map, or empty
8257 the map if it is already allocated.
8258 (prepare_function_start): Initialize temp slot processing.
8260 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8263 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
8264 Calculate the size of all stack vars assuming no packing of stack
8265 vars will happen, replacing a quadratic algorithm with a linear one.
8267 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8270 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
8273 2009-01-03 Diego Novillo <dnovillo@google.com>
8275 * doc/contrib.texi: Update contributions.
8277 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8280 * builtins.c (fold_builtin_memory_op): Give up if either operand
8281 is volatile. Set srctype or desttype to non-qualified version
8285 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
8288 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
8290 PR rtl-optimization/35805
8291 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
8292 problem if fast dce is able to remove any instructions.
8293 * dce.c (dce_process_block): Fix dump message.
8295 2009-01-02 Mark Mitchell <mark@codesourcery.com>
8298 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
8300 2009-01-02 Jakub Jelinek <jakub@redhat.com>
8303 * tree-flow.h (op_code_prio, op_prio): New prototypes.
8304 * tree-pretty-print.c (op_code_prio): New function.
8305 (op_prio): No longer static. Use op_code_prio.
8306 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
8307 Use op_prio and op_code_prio to determine if () should be
8308 printed around operand(s) or not.
8310 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
8311 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
8312 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
8313 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
8314 pp_character instead of pp_string for single letter printing.
8316 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8318 * doc/extend.texi: Fix '#pragma GCC option' typo.
8320 2009-01-02 Richard Guenther <rguenther@suse.de>
8322 * doc/install.texi (--enable-checking): Mention different
8324 (--enable-stage1-checking): Document.
8326 2009-01-01 Andrew Pinski <pinskia@gmail.com>
8329 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
8330 case to be an error.
8332 2009-01-02 Ben Elliston <bje@au.ibm.com>
8334 * config/fp-bit.h (pack_d): Constify argument.
8335 * config/fp-bit.c (makenan): Constify return type. Remove casts.
8336 (isnan): Constify argument.
8340 (_fpadd_parts): Constify return type.
8341 (_fpmul_parts): Likewise.
8342 (_fpdiv_parts): Likewise.
8344 2009-01-01 Jakub Jelinek <jakub@redhat.com>
8347 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
8348 warn about overwriting initializer with side-effects or
8349 -Woverride-init if !IMPLICIT.
8350 (output_init_element): Likewise. Pass IMPLICIT down to
8352 (process_init_element): Add IMPLICIT argument. Pass it down
8353 to output_init_element.
8354 (push_init_element, pop_init_level, set_designator): Adjust
8355 process_init_element callers.
8356 (set_nonincremental_init, set_nonincremental_init_from_string):
8357 Adjust add_pending_init callers.
8358 (output_pending_init_elements): Adjust output_init_element callers.
8359 * c-tree.h (process_init_element): Adjust prototype.
8360 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
8361 process_init_element callers.
8364 Copyright (C) 2009 Free Software Foundation, Inc.
8366 Copying and distribution of this file, with or without modification,
8367 are permitted in any medium without royalty provided the copyright
8368 notice and this notice are preserved.