1 2009-04-22 Mark Heffernan <meheff@google.com>
3 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
5 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
7 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13 the same as a PLUS without a shift. Increase the cost of a
16 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18 * Makefile.in: Update dependencies.
19 * errors.c (warning): Remove unused parameter 'opt'. Returns
21 * errors.h: Remove bogus comment about compatibility.
22 (warning): Update declaration.
23 * genautomata.c: Update all calls to warning.
24 * gimple.c: Do not include errors.h. Include toplev.h.
25 * tree-ssa-structalias.c: Do not include errors.h.
27 * tree-ssa-reassoc.c: Likewise.
28 * config/spu/spu-c.c: Likewise.
29 * config/spu/t-spu-elf: Update dependencies.
31 2009-04-22 Richard Guenther <rguenther@suse.de>
33 PR tree-optimization/39824
34 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
35 make sure the types are compatible.
37 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
40 * c-common.c (c_parse_error): Take a token_flags parameter.
41 Use token_type for the token type instead.
42 Pass token_flags to cpp_type2name.
43 * c-common.h (c_parse_error): Update declaration.
44 * c-parser.c (c_parser_error): Pass 0 as token flags.
46 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
48 PR rtl-optimization/39580
49 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
51 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
53 * function.c (expand_function_end): Do not emit a jump to the "naked"
54 return label for fall-through returns.
55 * except.c (sjlj_emit_function_exit): Always place the call to the
56 unregister function at the location installed by expand_function_end.
58 2009-04-22 Richard Guenther <rguenther@suse.de>
60 PR tree-optimization/39845
61 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
62 (gen_inbound_check): Likewise.
64 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
66 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
68 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
69 * config/vxlib.c (__gthread_once): Add race guard for PPC.
71 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
73 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
74 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
75 shift counts to avoid out-of-bounds array accesses.
77 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
79 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
82 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
84 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
85 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
86 GET_CODE macro. Use IN_RANGE macro where appropriate.
87 * config/alpha/alpha.h: Ditto.
88 * config/alpha/alpha.md: Ditto.
89 * config/alpha/constraints.md: Ditto.
90 * config/alpha/predicates.md: Ditto.
92 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
94 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
95 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
96 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
97 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
98 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
99 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
100 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
101 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
102 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
103 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
104 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
105 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
106 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
107 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
108 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
109 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
110 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
111 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
112 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
113 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
114 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
115 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
116 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
117 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
118 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
119 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
120 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
122 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
124 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
125 references from comments.
126 * cfgbuild.c: (count_basic_blocks): Delete.
127 (find_basic_blocks_1): Delete.
128 (find_basic_blocks): Delete.
129 * except.c (finish_eh_generation): Make static. Move comment from
130 except.h here. Remove find_basic_blocks references from comments.
131 * except.h (finish_eh_generation): Delete.
132 * basic-block.h (find_basic_blocks): Delete.
133 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
135 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
137 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
138 (sdbout_parms): Likewise.
140 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
142 * config/sh/sh.c (prepare_cbranch_operands): Use
143 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
144 (expand_cbranchdi4): Likewise.
145 (from_compare): Add cast to enum type.
146 (expand_cbranchsi4): Use add_reg_note.
147 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
148 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
149 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
150 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
151 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
152 instead of CODE_FOR_nothing.
153 (cbranchdi4): Likewise. Fix the order of arguments for
155 (push_fpscr): Use add_reg_note.
156 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
157 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
159 2009-04-21 Joseph Myers <joseph@codesourcery.com>
161 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
162 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
163 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
164 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
165 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
166 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
167 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
168 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
169 config/alpha/x-vms, config/arc/t-arc,
170 config/arm/README-interworking, config/arm/arm-c.c,
171 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
172 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
173 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
174 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
175 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
176 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
177 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
178 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
179 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
180 config/cris/t-elfmulti, config/crx/t-crx,
181 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
182 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
183 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
184 config/h8300/t-h8300, config/i386/athlon.md,
185 config/i386/darwin-libgcc.10.4.ver,
186 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
187 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
188 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
189 config/i386/t-linux64, config/i386/t-nwld,
190 config/i386/t-rtems-i386, config/i386/t-sol2-10,
191 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
192 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
193 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
194 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
195 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
196 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
197 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
198 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
199 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
200 config/m68k/t-uclinux, config/mcore/t-mcore,
201 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
202 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
203 config/mips/crtn.asm, config/mips/irix-crti.asm,
204 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
205 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
206 config/mips/mips-fixed.md, config/mips/sb1.md,
207 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
208 config/mips/t-iris6, config/mips/t-isa3264,
209 config/mips/t-libgcc-mips16, config/mips/t-linux64,
210 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
211 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
212 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
213 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
214 config/mn10300/t-linux, config/mn10300/t-mn10300,
215 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
216 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
217 config/picochip/libgccExtras/clzsi2.asm,
218 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
219 config/rs6000/darwin-libgcc.10.4.ver,
220 config/rs6000/darwin-libgcc.10.5.ver,
221 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
222 config/rs6000/t-aix43, config/rs6000/t-aix52,
223 config/rs6000/t-darwin, config/rs6000/t-fprules,
224 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
225 config/rs6000/t-lynx, config/rs6000/t-netbsd,
226 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
227 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
228 config/rs6000/t-rtems, config/rs6000/t-spe,
229 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
230 config/score/t-score-elf, config/sh/divcost-analysis,
231 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
232 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
233 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
234 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
235 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
236 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
237 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
238 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
239 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
240 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
241 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
242 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
243 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
244 limitx.h, version.c, xcoff.h: Add copyright and license notices.
245 * config/h8300/genmova.sh: Include copyright and license notices
247 * config/h8300/mova.md: Regenerate.
248 * doc/install.texi2html: Include word "Copyright" in copyright
249 notice and use name "Free Software Foundation, Inc.".
250 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
251 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
252 ChangeLog-2007, ChangeLog-2008: Correct dates.
254 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
256 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
257 NE_EXPR operations as well.
258 * c-parser.c (c_parser_condition): Do not set location information on
260 (c_parser_conditional_expression): Likewise.
261 (c_parser_binary_expression): Set location information on operators.
262 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
263 TRUTH_NOT_EXPR has been folded.
264 * fold-const.c (fold_truth_not_expr): Copy location information from
265 the incoming expression to the outgoing one.
266 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
267 recursive calls on the LHS of the operator but pass that of the
268 operator to recursive calls on the RHS of the operator. Set it
270 (shortcut_cond_expr): Set the locus of the operator on the second
271 COND_EXPR and that of the expression on the first in degenerate cases.
272 Pass the locus of the expression to calls to shortcut_cond_r.
273 Set the locus of the 'then' block on the associated jump, if any.
274 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
275 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
276 expression to call to gimplify_boolean_expr.
278 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
280 * config.gcc: Add additional configuration for
281 i686-w64-mingw* and x86_64-w64-mingw* triplet.
282 * config/i386/mingw-w64.h: New mingw-w64 specific header.
283 (CPP_SPEC): Redefine for allowing -municode option.
284 (STARTFILE_SPEC): Likewise.
285 * config/i386/t-mingw-w64: New.
286 * config/i386/mingw-w64.opt: New.
287 (municode): Add new target option.
288 * doc/invoke.texi (municode): Add documentation for new option.
290 2009-04-21 Ian Lance Taylor <iant@google.com>
292 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
293 Correct test for number of arguments.
294 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
296 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
298 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
299 argument of emit_library_call.
301 2009-04-21 Richard Guenther <rguenther@suse.de>
304 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
305 inside VIEW_CONVERT_EXPRs.
307 2009-04-21 Martin Jambor <mjambor@suse.cz>
309 * tree-switch-conversion.c (build_constructors): Split a long line.
310 (constructor_contains_same_values_p): New function.
311 (build_one_array): Create assigns of constants if possible, do not
312 call mark_sym_for_renaming, call update_stmt.
313 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
314 make_rename_temp. Do not call mark_symbols_for_renaming, call
316 (gen_def_assigns): Do not call mark_symbols_for_renaming or
317 find_new_referenced_vars, call update_stmt.
318 (gen_inbound_check): Use create_tmp_var and create ssa names manually
319 instead of calling make_rename_temp. Do not call
320 find_new_referenced_vars or mark_symbols_for_renaming, call
323 2009-04-21 Richard Guenther <rguenther@suse.de>
325 PR tree-optimization/39827
326 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
327 (tree_ssa_phiprop): Pass the correct array size.
329 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
331 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
333 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
336 * c-typeck.c (lvalue_p): Move declaration ...
337 * c-common.h (lvalue_p): ... to here.
338 * c-common.c (candidate_equal_p): New.
340 (merge_tlist): Use it.
341 (warn_for_collisions_1): Likewise.
342 (warning_candidate_p): Accept more candidates.
343 (verify_tree): A warning candidate can be an expression. Use
346 2009-04-21 Ben Elliston <bje@au.ibm.com>
349 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
350 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
351 options. Remove -mcall-solaris documentation.
353 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
356 * doc/invoke.texi (-Wlong-long): Update description.
357 * c-lex (interpret_integer): Only warn if there was no previous
358 overflow and -Wlong-long is enabled.
359 * c-decl.c (declspecs_add_type): Drop redundant flags.
360 * c.opt (Wlong-long): Init to -1.
361 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
362 and front-end warn_long_long. Wlong-long only depends on other
363 flags if it is uninitialized.
364 * c-parser.c (disable_extension_diagnostics): warn_long_long is
365 the same for CPP and FE.
366 (restore_extension_diagnostics): Likewise.
368 2009-04-20 Ian Lance Taylor <iant@google.com>
370 Fix enum conversions which are invalid in C++:
371 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
372 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
373 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
374 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
375 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
376 (dbxout_parms): Likewise.
377 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
378 (df_clear_flags): Likewise.
379 * df-problems.c (df_rd_bb_local_compute_process_def): Change
380 top_flag parameter to int.
381 (df_chain_create_bb_process_use): Likewise.
382 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
384 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
385 (df_ref_create_structure, df_def_record_1): Likewise.
386 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
387 (df_notes_rescan): Change 0 to VOIDmode in function call.
388 (df_get_call_refs, df_insn_refs_collect): Likewise.
389 (df_bb_regs_collect): Likewise.
390 (df_entry_block_defs_collect): Likewise.
391 (df_exit_block_uses_collect): Likewise.
392 * df.h: Update declarations.
393 * double-int.c (double_int_divmod): Add cast to enum type.
394 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
395 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
396 (based_loc_descr): Likewise.
397 (loc_descriptor_from_tree_1): Change first_op and second_op to
398 enum dwarf_location_atom. Add cast to enum type.
399 * expmed.c (init_expmed): Change 0 to SET in function call.
400 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
401 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
402 (do_store_flag): Likewise.
403 * fixed-value.h (struct fixed_value): Change mode to enum
405 * function.c (assign_parms): Change 0 to VOIDmode in function call.
406 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
408 (insert_insn_decl, insert_decl, insert_state): Likewise.
409 (automata_list_finish): Likewise.
410 * genrecog.c (process_define_predicate): Add cast to enum type.
411 * gensupport.c (init_predicate_table): Add cast to enum type.
412 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
414 (gimple_build_call_1, gimple_build_label): Likewise.
415 (gimple_build_goto, gimple_build_asm_1): Likewise.
416 (gimple_build_switch_1, gimple_build_cdt): Likewise.
417 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
418 (enum fallback): Rename from enum fallback_t.
419 (fallback_t): Typedef as int.
420 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
421 GSI_SAME_STMT in function call.
422 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
424 (setup_reg_class_relations): Likewise.
425 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
426 (setup_prohibited_class_mode_regs): Add cast to enum type.
427 (setup_prohibited_mode_move_regs): Likewise.
428 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
429 (record_address_regs): Change i to enum reg_class.
430 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
431 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
432 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
433 (GET_MODE_2XWIDER_MODE): Likewise.
434 (GET_CLASS_NARROWEST_MODE): Likewise.
435 * omp-low.c (expand_omp_for): Add cast to enum type.
436 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
437 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
438 * postreload.c (reload_cse_simplify_operands): Change rclass local
440 * predict.c (combine_predictions_for_insn): Change best_predictor
441 and predictor to enum br_predictor.
442 (combine_predictions_for_bb): Likewise.
443 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
444 use SET_PREDICT_EXPR_OUTCOME.
445 * real.c (real_arithmetic): Change icode to code in function call.
446 * reginfo.c (init_move_cost): Add casts to enum type.
447 (init_reg_sets_1, init_fake_stack_mems): Likewise.
448 * regmove.c (regclass_compatible_p): Change class0 and class1 to
450 * reload.c (find_valid_class): Add casts to enum type.
451 (push_reload): Change 0 to NO_REGS in function call.
452 (find_reloads): Change this_alternative to array of enum
453 reg_class. Remove some now-unnecessary casts.
454 (make_memloc): Change 0 to VOIDmode in function call.
455 * reload1.c (reload): Change 0 to VOIDmode in function call.
456 (eliminate_regs_1, elimination_effects): Likewise.
457 (eliminate_regs_in_insn): Likewise.
458 (emit_input_reload_insns): Add cast to enum type.
459 (delete_output_reload): Change 0 to VOIDmode in function call.
460 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
461 to enum type in function call.
462 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
463 (SET_PREDICT_EXPR_OUTCOME): Define.
464 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
465 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
466 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
467 (dump_function): Likewise.
468 * tree-dump.h: Update declarations.
469 * tree-pass.h: Update declarations.
470 * varasm.c (assemble_integer): Change mclass to enum mode_class.
471 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
473 (arm_rtx_costs_1): Correct parenthesization.
474 (arm_rtx_costs): Add casts to enum type.
475 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
476 (vfp_emit_fstmd): Use add_rg_note.
477 (emit_multi_reg_push, emit_sfm): Likewise.
478 (thumb_set_frame_pointer): Likewise.
479 (arm_expand_prologue): Likewise.
480 (arm_regno_class): Change return type to enum reg_class.
481 (thumb1_expand_prologue): Use add_reg_note.
482 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
483 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
485 * config/arm/gentune.sh: Add cast to enum type.
486 * config/arm/arm-tune.md: Rebuild.
487 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
488 (ix86_split_fp_branch, predict_jump): Likewise.
489 (ix86_expand_multi_arg_builtin): Change sub_code from enum
490 insn_code to enum rtx_code.
491 (ix86_builtin_vectorized_function): Add cast to enum type.
492 * config/i386/i386.md (truncdfsf2): Change slot to enum
494 (truncxf<mode>2, isinf<mode>2): Likewise.
495 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
497 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
498 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
499 (insert_bundle_state): Change 1 to INSERT in function call.
500 (ia64_add_bundle_selector_before): Likewise.
501 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
502 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
503 (restore_stack_nonlocal): Likewise.
504 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
506 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
508 (mips_rtx_costs): Likewise.
509 (mips_override_options): Add casts to enum type.
510 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
512 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
513 (store_reg, set_reg_plus_d): Likewise.
514 (hppa_expand_prologue, hppa_profile_hook): Likewise.
515 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
517 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
519 (emit_unlikely_jump): Use add_reg_note.
520 (rs6000_emit_allocate_stack): Likewise.
521 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
522 (output_toc): Change 1 to INSERT in function call.
523 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
524 (rs6000_initialize_trampoline): Likewise.
525 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
527 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
528 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
529 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
530 (save_gprs): Use add_reg_note.
531 (s390_emit_prologue): Likewise.
532 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
533 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
534 (sparc_fold_builtin): Add cast to enum type.
535 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
537 (spu_expand_prologue): Use add_reg_note.
538 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
540 2009-04-20 Ian Lance Taylor <iant@google.com>
542 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
543 (c_parser_postfix_expression_after_primary): Get VEC for list of
544 arguments. Get original types of arguments. Call
545 build_function_call_vec.
546 (cached_expr_list_1, cached_expr_list_2): New static variables.
547 (c_parser_expr_list): Change return type to VEC *. Add
548 p_orig_types parameter. Change all callers.
549 (c_parser_release_expr): New static function.
550 (c_parser_vec_to_tree_list): New static function.
551 * c-typeck.c (build_function_call): Rewrite to build a VEC and
552 call build_function_call_vec.
553 (build_function_call_vec): New function, based on old
555 (convert_arguments): Remove nargs and argarray parameters. Change
556 values to a VEC. Add origtypes parameter.
557 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
558 (convert_for_assignment): Add origtype parameter. Change all
559 callers. If warn_cxx_compat, check for conversion to an enum
560 type when calling a function.
561 (store_init_value): Add origtype parameter. Change all callers.
562 (digest_init): Likewise.
563 (struct init_node): Add origtype field.
564 (add_pending_init): Add origtype parameter. Change all callers.
565 (output_init_element): Likewise.
566 (output_pending_init_elements): Pass origtype from init_node to
568 (process_init_element): Pass origtype from c_expr to
570 (c_finish_return): Add origtype parameter. Change all callers.
571 * c-common.c (sync_resolve_size): Change params to VEC *. Change
573 (sync_resolve_params): Likewise.
574 (sync_resolve_return): Change params to first_param. Change caller.
575 (resolve_overloaded_builtins): Change params to VEC *. Change
576 callers. Save first parameter around call to build_function_call_vec.
577 * c-decl.c (finish_decl): Add origtype parameter. Change all
578 callers. Call build_function_call_vec rather than
579 build_function_call for cleanup.
580 * c-tree.h: Update declarations.
581 * c-common.h: Update declarations.
582 * stub-objc.c (objc_rewrite_function_call): Change parameter from
583 params to first_param.
584 * target.h (struct gcc_target): Change resolve_overloaded_builtin
585 params parameter from tree to void *.
586 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
587 Change arglist parameter to have type void *, and to be a pointer
589 * config/rs6000/rs6000-protos.h
590 (altivec_resolve_overloaded_builtin): Update declaration.
591 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
592 fnargs parameter to have type void *, and to be a pointer to a
593 VEC. Call build_function_call_vec instead of
595 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
597 2009-04-20 Joey Ye <joey.ye@intel.com>
598 Xuepeng Guo <xuepeng.guo@intel.com>
599 H.J. Lu <hongjiu.lu@intel.com>
601 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
603 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
604 (IX86_LEA_PRIORITY): Likewise.
605 (distance_non_agu_define): New function.
606 (distance_agu_use): Likewise.
607 (ix86_lea_for_add_ok): Likewise.
608 (ix86_dep_by_shift_count): Likewise.
610 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
611 should split for LEA.
613 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
615 (ix86_dep_by_shift_count): Likewise.
617 2009-04-20 Richard Guenther <rguenther@suse.de>
619 * expr.c (handled_component_p): Move ...
620 * tree.h (handled_component_p): ... here.
621 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
622 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
623 and REALPART_EXPR to be in one group.
625 2009-04-20 Richard Guenther <rguenther@suse.de>
627 * basic-block.h (get_all_dominated_blocks): Declare.
628 * dominance.c (get_all_dominated_blocks): New function.
629 * tree-cfg.c (get_all_dominated_blocks): Remove.
630 (remove_edge_and_dominated_blocks): Adjust.
631 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
632 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
633 instead of recursing.
635 2009-04-20 Doug Kwan <dougkwan@google.com>
637 * cgraph.h (cgraph_node_ptr): New type for vector functions.
638 (struct cgraph_node_set_def): New type.
639 (cgraph_node_set) New type. Also declare vector functions.
640 (struct cgraph_node_set_element_def): New type.
641 (cgraph_node_set_element): Ditto.
642 (cgraph_node_set_iterator): New iterator type.
643 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
644 cgraph_node_set_remove, dump_cgraph_node_set,
645 debug_cgraph_node_set): New prototypes.
646 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
647 cgraph_node_set_size): New inlines.
648 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
650 (struct ipa_opt_pass): Add struct cgraph_node_set_def
651 argument to function 'write_summary'.
652 * ipa.c: Include ggc.h.
653 (hash_cgraph_node_set_element,
654 eq_cgraph_node_set_element, cgraph_node_set_new,
655 cgraph_node_set_add, cgraph_node_set_remove,
656 cgraph_node_set_find, dump_cgraph_node_set,
657 debug_cgraph_node_set): New functions.
658 * Makefile.in (ipa.o): Add dependency on GGC_H.
660 2009-04-20 Ira Rosen <irar@il.ibm.com>
662 PR tree-optimization/39675
663 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
664 check of the return code of vect_schedule_slp. Check that
665 stmt_vec_info still exists for the statement, before checking its
668 2009-04-20 Michael Matz <matz@suse.de>
670 * Makefile.in (generated_files): Take out $(simple_generated_c).
672 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
674 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
675 (UINTPTR_TYPE): Likewise.
677 2009-04-19 Joseph Myers <joseph@codesourcery.com>
680 * c-typeck.c (digest_init): Check for initializing an array with a
683 2009-04-19 Joseph Myers <joseph@codesourcery.com>
686 * c-semantics.c (pop_stmt_list): Propagate
687 STATEMENT_LIST_HAS_LABEL to parent statement list.
689 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
691 * config/mips/mips.h (mips_tune_attr): New macro.
692 * config/mips/mips.md (cpu): Use it.
694 2009-04-19 Joseph Myers <joseph@codesourcery.com>
697 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
700 2009-04-19 Diego Novillo <dnovillo@google.com>
702 * toplev.c (compile_file): Move call to coverage_finish ...
703 * cgraphunit.c (ipa_passes): ... here.
704 Call cgraph_process_new_functions.
705 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
706 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
708 2009-04-19 Jan Hubicka <jh@suse.cz>
710 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
712 (dump_cgraph_node): Dump can throw external flag.
713 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
715 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
719 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
720 * common.opt (Wlogical-op): Move from here...
721 * c.opt (Wlogical-op): ... to here.
722 * c-typeck.c (parser_build_binary_op): Update call to
723 warn_logical_operator.
724 * c-opts.c (c_common_post_options): Enable warn_logical_op with
726 * c-common.c (warn_logical_op): Update.
727 * c-common.h (warn_logical_op): Update declaration.
729 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
731 * tree.c (protected_set_expr_location): Fix formatting.
733 2009-04-18 Joseph Myers <joseph@codesourcery.com>
736 * c-typeck.c (readonly_warning): new.
737 (build_unary_op, build_modify_expr): Use readonly_warning for
738 storing into something readonly but not const-qualified.
740 2009-04-18 Joseph Myers <joseph@codesourcery.com>
743 * c-typeck.c (build_unary_op): Check for taking address of
744 expression of type void.
746 2009-04-18 Joseph Myers <joseph@codesourcery.com>
749 * c-typeck.c (build_function_call): Check for calling a function
750 with qualified void return types. Call require_complete_type when
753 2009-04-18 Jan Hubicka <jh@suse.cz>
755 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
757 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
758 can_throw_external flag.
759 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
760 * ipa-pure-const.c (ignore_edge): New function.
761 (propagate): Compute order for NOTHROW computation; set NOTHROWs
762 only over can_throw_external edges.
763 (local_pure_const): Add nothrow flag.
764 * ipa-utils.c (searchc): Add ignore_edge callback.
765 (ipa_utils_reduced_inorder): Add ignore_edge callback.
766 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
767 (set_nothrow_function_flags): Update cgraph.
768 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
770 2009-04-18 Richard Guenther <rguenther@suse.de>
773 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
774 (fold_stmt): ... this and ...
775 (fold_stmt_inplace): ... this.
776 (fold_stmt_1): Fold references in calls and asms.
777 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
779 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
781 * tree-vrp.c (ssa_name_nonzero_p): Remove.
782 * tree.h: Remove the prototype for ssa_name_nonzero_p.
784 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
786 * tree.c (function_args_count): Remove.
787 * tree.h: Remove the prototype for function_args_count.
789 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
791 * tree-iterator.c (expr_only): Remove.
792 * tree.h: Remove the prototype for expr_only.
794 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
796 * reginfo.c (cannot_change_mode_set_regs): Remove.
797 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
799 2009-04-08 Anatoly Sokolov <aesok@post.ru>
801 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
802 whether operands 0 and 1 overlaps.
804 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
807 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
808 pointer. Use warning_at instead of warning.
809 (search_for_addr_array): Likewise.
810 (check_array_bounds): Likewise.
811 (check_all_array_refs): Check that the incoming edge is not in the
812 list of edges to be removed.
813 (check_all_array_refs): Avoid the temporal pointer.
814 (vrp_visit_cond_stmt): Fix typo.
815 (simplify_switch_using_ranges): Handle the case where the switch
816 index is an integer constant.
818 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
820 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
822 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
824 * doc/extend.texi, doc/invoke.texi: Fix typos.
826 2009-04-17 Cary Coutant <ccoutant@google.com>
828 * tree-flow-inline.h (get_lineno): Fix inverted test.
830 2009-04-17 Diego Novillo <dnovillo@google.com>
832 * tree-ssa-pre.c (create_expression_by_pieces): Remove
833 assertion for AVAIL_OUT.
835 2009-04-17 Mike Frysinger <vapier@gentoo.org>
838 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
839 * config/sh/linux-atomic.asm: Likewise.
841 2009-04-17 Diego Novillo <dnovillo@google.com>
843 * except.c (debug_eh_tree): New.
844 (struct eh_region, struct eh_status): Move ...
845 * except.h: ... here.
846 (add_type_for_runtime): Declare extern.
847 (lookup_type_for_runtime): Likewise.
848 (debug_eh_tree): Declare.
849 * Makefile.in (GTFILES): List except.h before except.c
851 2009-04-17 Diego Novillo <dnovillo@google.com>
853 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
854 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
855 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
856 (find_vars_r): ... here.
857 * tree-flow.h (find_referenced_vars_in): Declare.
858 * tree-ssa-pre.c (create_expression_by_pieces): Assert
859 that AVAIL_OUT exists for BLOCK.
860 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
861 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
862 (tree-parloops.o): Likewise.
864 2009-04-17 Simon Baldwin <simonb@google.com>
866 * toplev.c (default_tree_printer): Add handling for %E format.
868 2009-04-17 Diego Novillo <dnovillo@google.com>
870 * tree-pretty-print.c (dump_generic_node): Add break after
871 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
872 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
873 FUNCTION_TYPE together. Call print_struct_decl when printing
874 structures and TDF_SLIM is not given.
875 (print_struct_decl): Fix logic for detecting recursion.
877 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
880 * gcc.c (create_at_file): New.
881 (compile_input_file_p): New.
882 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
883 * main.c (main): Update call to toplev_main.
884 * toplev.c (toplev_main): Change signature. Call expandargv.
885 * toplev.h (toplev_main): Change signature.
887 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
889 * dwarf2out.c (field_byte_offset): Use the type size as the field size
890 if the latter is not constant.
892 2009-04-17 David Edelsohn <edelsohn@gnu.org>
894 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
896 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
898 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
899 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
901 2009-04-17 Richard Guenther <rguenther@suse.de>
903 * tree-ssa-structalias.c (get_constraint_for_component_ref):
904 Handle component references view-converting an invariant address.
906 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
908 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
909 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
910 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
911 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
912 Use @deftypevr rather than @deftypevar.
914 2009-04-17 Richard Guenther <rguenther@suse.de>
916 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
917 (get_prop_source_stmt): Likewise.
918 (can_propagate_from): Likewise.
920 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
922 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
923 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
924 (--with-multilib-list): Add default value.
925 * configure: Regenerate.
926 * Makefile.in (TM_ENDIAN_CONFIG): Define.
927 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
928 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
929 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
930 Don't add default cpu to multilib list unnecessarily, but do enable
931 the relevant compiler option..
932 Add support for --with-multilib-list=<blank> and
933 --with-multilib-list=!<somelib> to supress unwanted multilibs.
934 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
935 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
936 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
938 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
939 (MULTILIB_OSDIRNAMES): New variable.
940 * config/sh/t-1e: Delete file.
941 * config/sh/t-mlib-sh1: Delete file.
942 * config/sh/t-mlib-sh2: Delete file.
943 * config/sh/t-mlib-sh2a: Delete file.
944 * config/sh/t-mlib-sh2a-nofpu: Delete file.
945 * config/sh/t-mlib-sh2a-single: Delete file.
946 * config/sh/t-mlib-sh2a-single-only: Delete file.
947 * config/sh/t-mlib-sh2e: Delete file.
948 * config/sh/t-mlib-sh3e: Delete file.
949 * config/sh/t-mlib-sh4: Delete file.
950 * config/sh/t-mlib-sh4-nofpu: Delete file.
951 * config/sh/t-mlib-sh4-single: Delete file.
952 * config/sh/t-mlib-sh4-single-only: Delete file.
953 * config/sh/t-mlib-sh4a: Delete file.
954 * config/sh/t-mlib-sh4a-nofpu: Delete file.
955 * config/sh/t-mlib-sh4a-single: Delete file.
956 * config/sh/t-mlib-sh4a-single-only: Delete file.
957 * config/sh/t-mlib-sh4al: Delete file.
958 * config/sh/t-mlib-sh5-32media: Delete file.
959 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
960 * config/sh/t-mlib-sh5-64media: Delete file.
961 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
962 * config/sh/t-mlib-sh5-compact: Delete file.
963 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
964 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
965 * doc/install.texi (Options specification): Add
966 --with-multilib-list and --with-endian.
968 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
970 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
972 (OBJS-common): Add plugin-version.o.
973 (plugin-version.o): New.
974 * gcc-plugin.h (plugin_gcc_version): New.
975 (plugin_default_version_check): New.
976 (plugin_init_func, plugin_init): Add version argument.
977 * plugin-version.c: New.
978 * plugin.c (str_plugin_gcc_version_name): New.
979 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
980 pass it to the init function.
981 (plugin_default_version_check): New.
983 2009-04-17 Richard Guenther <rguenther@suse.de>
985 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
986 for decl-vs-decl disambiguation.
988 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
990 * config/s390/s390.h (s390_tune_attr): New macro definition.
991 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
993 2009-04-17 Richard Guenther <rguenther@suse.de>
995 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
996 (fold_stmt_r): Likewise.
997 (maybe_fold_reference): New function.
998 (fold_gimple_assign): Handle cases fold_stmt_r did.
999 (fold_stmt): Do not use fold_stmt_r.
1000 (fold_stmt_inplace): Likewise.
1002 2009-04-17 Richard Guenther <rguenther@suse.de>
1004 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1005 (record_equivalences_from_stmt): Remove useless checks and
1007 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1008 the type is already suitable.
1010 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1012 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1014 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1016 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1017 (CMPtype): Define as __gcc_CMPtype.
1019 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1021 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1022 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1024 2009-04-17 Richard Guenther <rguenther@suse.de>
1026 PR tree-optimization/39746
1027 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1028 special-casing for builtins and static variable use/def.
1029 (call_may_clobber_ref_p_1): Likewise.
1031 2009-04-16 Ian Lance Taylor <iant@google.com>
1033 * df.h: Include "timevar.h".
1034 (struct df_problem): Change tv_id field to timevar_id_t.
1035 * tree-pass.h: Include "timevar.h".
1036 (struct opt_pass): Change tv_id field to timevar_id_t.
1037 * timevar.h (timevar_id_t): Define TV_NONE.
1038 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1039 TV_NONE rather than tv_id != 0.
1040 (execute_one_pass): Likewise.
1041 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1042 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1043 dependencies to $(TREE_PASS_H).
1044 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1046 (pass_branch_target_load_optimize2): Likewise.
1047 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1048 (pass_outof_cfg_layout_mode): Likewise.
1049 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1050 (pass_rebuild_cgraph_edges): Likewise.
1051 (pass_remove_cgraph_callee_edges): Likewise.
1052 * df-core.c (pass_df_initialize_opt): Likewise.
1053 (pass_df_initialize_no_opt): Likewise.
1054 (pass_df_finish): Likewise.
1055 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1056 * except.c (pass_set_nothrow_function_flags): Likewise.
1057 (pass_convert_to_eh_region_ranges): Likewise.
1058 * final.c (pass_compute_alignments): Likewise.
1059 * function.c (pass_instantiate_virtual_regs): Likewise.
1060 (pass_init_function): Likewise.
1061 (pass_leaf_regs): Likewise.
1062 (pass_match_asm_constraints): Likewise.
1063 * gimple-low.c (pass_lower_cf): Likewise.
1064 (pass_mark_used_blocks): Likewise.
1065 * init-regs.c (pass_initialize_regs): Likewise.
1066 * integrate.c (pass_initial_value_sets): Likewise.
1067 * ira.c (pass_ira): Likewise.
1068 * jump.c (pass_cleanup_barriers): Likewise.
1069 * omp-low.c (pass_expand_omp): Likewise.
1070 (pass_lower_omp): Likewise.
1071 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1072 * recog.c (pass_split_all_insns): Likewise.
1073 (pass_split_after_reload): Likewise.
1074 (pass_split_before_regstack): Likewise.
1075 (pass_split_before_sched2): Likewise.
1076 (pass_split_for_shorten_branches): Likewise.
1077 * reginfo.c (pass_reginfo_init): Likewise.
1078 (pass_subregs_of_mode_init): Likewise.
1079 (pass_subregs_of_mode_finish): Likewise.
1080 * passes.c (pass_postreload): Likewise.
1081 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1082 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1083 (pass_warn_function_return): Likewise.
1084 (pass_warn_function_noreturn): Likewise.
1085 * tree-complex.c (pass_lower_complex): Likewise.
1086 (pass_lower_complex_O0): Likewise.
1087 * tree-if-conv.c (pass_if_conversion): Likewise.
1088 * tree-into-ssa.c (pass_build_ssa): Likewise.
1089 * tree-mudflap.c (pass_mudflap_1): Likewise.
1090 (pass_mudflap_2): Likewise.
1091 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1092 (pass_mudflap_2): Likewise.
1093 * tree-nrv.c (pass_return_slot): Likewise.
1094 * tree-object-size.c (pass_object_sizes): Likewise.
1095 * tree-optimize.c (pass_all_optimizations): Likewise.
1096 (pass_early_local_passes): Likewise.
1097 (pass_all_early_optimizations): Likewise.
1098 (pass_cleanup_cfg): Likewise.
1099 (pass_cleanup_cfg_post_optimizing): Likewise.
1100 (pass_free_datastructures): Likewise.
1101 (pass_free_cfg_annotations): Likewise.
1102 (pass_fixup_cfg): Likewise.
1103 (pass_init_datastructures): Likewise.
1104 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1105 (pass_late_warn_uninitialized): Likewise.
1106 (pass_update_address_taken): Likewise.
1107 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1108 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1109 (pass_cse_sincos): Likewise.
1110 (pass_convert_to_rsqrt): Likewise.
1111 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1112 * tree-stdarg.c (pass_stdarg): Likewise.
1113 * tree-tailcall.c (pass_tail_recursion): Likewise.
1114 (pass_tail_calls): Likewise.
1115 * tree-vect-generic.c (pass_lower_vector): Likewise.
1116 (pass_lower_vector_ssa): Likewise.
1117 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1119 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1121 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1123 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1125 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1126 logical and signext.
1128 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1131 * config/sh/predicates.md (arith_operand): Check if the operand
1132 of TRUNCATE is a REG.
1134 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1136 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1137 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1139 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1141 * tree-iterator.c (tsi_split_statement_list_after,
1142 tsi_split_statement_list_before): Remove.
1143 * tree-iterator.h: Remove the prototypes for
1144 tsi_split_statement_list_after and tsi_split_statement_list_before.
1146 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1148 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
1149 * tree-ssa-propagate.h: Remove the prototype for
1150 stmt_makes_single_load.
1152 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1154 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
1155 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
1157 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1159 * tree-iterator.c (EXPR_LAST_BODY): Remove.
1161 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1163 * except.c (eh_region_outer_p): Remove.
1164 * except.h: Remove the prototype for eh_region_outer_p.
1166 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1168 * function.c (current_function_assembler_name): Remove.
1169 * function.h: Remove the prototype for
1170 current_function_assembler_name.
1172 2009-04-16 Ian Lance Taylor <iant@google.com>
1174 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
1175 (add_reg_note): Call alloc_reg_note.
1176 * rtl.h (alloc_reg_note): Declare.
1177 * combine.c (try_combine): Use alloc_reg_note.
1178 (recog_for_combine, move_deaths): Likewise.
1179 (distribute_notes): Use alloc_reg_note and add_reg_note.
1180 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
1181 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
1182 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
1184 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
1186 PR rtl-optimization/39762
1187 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
1188 ira_may_move_out_cost): Add comments about way of their usage.
1189 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
1191 * ira-conflicts.c (process_regs_for_copy): Use function
1192 ira_get_register_move_cost instead of global
1193 ira_register_move_cost.
1195 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
1196 color_pass, move_spill_restore, update_curr_costs): Ditto.
1198 * ira-lives.c (process_single_reg_class_operands): Ditto.
1200 * ira-emit.c (emit_move_list): Ditto.
1202 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
1203 (record_reg_classes): Ditto. Use functions
1204 ira_get_register_move_cost and ira_get_may_move_cost instead of
1205 global vars ira_register_move_cost, ira_may_move_out_cost and
1206 ira_may_move_in_cost.
1207 (record_address_regs): Don't call ira_init_register_move_cost.
1208 Use function ira_get_may_move_cost instead of global
1209 ira_may_move_in_cost.
1210 (process_bb_node_for_hard_reg_moves): Use function
1211 ira_get_register_move_cost instead of global ira_register_move_cost.
1212 (ira_costs): Don't call ira_init_register_move_cost.
1214 2009-04-16 Richard Guenther <rguenther@suse.de>
1216 * tree-cfg.c (verify_gimple_assign_binary):
1217 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
1218 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
1219 (create_general_new_stmt): Note that this function is broken.
1221 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1223 * common.opt (fhelp): Add Var(help_flag).
1224 * gcc-plugin.h (plugin_info): Add help.
1225 * plugin.c (plugin_name_args): Add help.
1226 (register_plugin_info): Set plugin->help.
1227 (print_help_one_plugin): New.
1228 (print_plugins_help): New.
1229 * plugin.h (print_plugins_help): New.
1230 * toplev.c (toplev_main): Call print_plugins_help if needed.
1232 2009-04-16 Richard Guenther <rguenther@suse.de>
1234 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
1235 (gimple_ior_addresses_taken_1): New function.
1236 (gimple_ior_addresses_taken): Likewise.
1237 * gimple.h (struct gimple_statement_with_ops_base): Remove
1238 addresses_taken member.
1239 (gimple_ior_addresses_taken): Declare.
1240 (gimple_addresses_taken, gimple_addresses_taken_ptr,
1241 gimple_set_addresses_taken): Remove.
1242 * ipa-reference.c (mark_address): New function.
1243 (scan_stmt_for_static_refs): Use it for marking addresses taken.
1244 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
1245 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
1246 (gimple_add_to_addresses_taken): Remove.
1247 (get_tmr_operands): Call mark_address_taken.
1248 (get_asm_expr_operands): Likewise.
1249 (get_expr_operands): Likewise.
1250 (build_ssa_operands): Do not clear the addresses_taken bitmap.
1251 (free_stmt_operands): Do not free it.
1252 * tree-ssa.c (delete_tree_ssa): Likewise.
1253 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
1255 2009-04-16 Richard Guenther <rguenther@suse.de>
1257 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
1258 (walk_stmt_load_store_ops): Likewise.
1259 * gimple.c (get_base_loadstore): New function.
1260 (walk_stmt_load_store_addr_ops): Likewise.
1261 (walk_stmt_load_store_ops): Likewise.
1262 * ipa-pure-const.c (check_op): Simplify.
1263 (check_load, check_store): New functions.
1264 (check_stmt): Use walk_stmt_load_store_ops.
1265 * ipa-reference.c (mark_load): Adjust signature.
1266 (mark_store): Likewise.
1267 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
1269 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1271 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
1273 * opts.c (common_handle_option): Don't call print_version.
1274 * plugin.c (plugin_name_args): Add version.
1275 (register_plugin_info): New.
1276 (register_callback): Handle PLUGIN_INFO.
1277 (try_init_one_plugin): New.
1278 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
1280 (finalize_one_plugin): New.
1281 (finalize_plugins): New.
1282 (print_one_plugin): New.
1283 (print_plugins_versions): New.
1284 * plugin.h (print_plugins_versions): New.
1285 (finalize_plugins): New.
1286 * toplev.c (compile_file): Don't call initialize_plugins.
1287 (print_version): Call print_plugins_versions.
1288 (toplev_main): Call initialize_plugins. Print version if needed.
1289 Call finalize_plugins.
1291 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1293 * common.opt (fversion): New.
1294 * gcc.c (print_version): New.
1295 (process_command): Don't print the version. Just set print_version.
1296 (main): Print version. Call subprocesses if print_version and
1297 verbose_flag are set.
1298 * opts.c (common_handle_option): Handle OPT_fversion.
1300 2009-04-16 Richard Guenther <rguenther@suse.de>
1301 Ira Rosen <irar@il.ibm.com>
1303 PR tree-optimization/39698
1304 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
1305 type of the reduction variable. Only generate the def if
1308 * omp-low.c (expand_omp_for_generic): When converting to a pointer
1309 make sure to first convert to an integer of the same precision.
1310 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
1311 the type of the evolution correctly in computing the new
1312 induction variable base.
1314 2009-04-16 Richard Guenther <rguenther@suse.de>
1317 * tree-cfg.c (make_blocks): Split statements with to-be
1318 abnormal SSA names on the lhs.
1320 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
1322 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
1323 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
1324 * c-typeck.c (really_start_incremental_init): Likewise.
1325 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
1326 (TARGET_INITIALIZER): Remove it.
1327 * target.h (struct target): Remove vector_opaque_p.
1328 * tree.c (build_opaque_vector_type): New.
1329 * tree.h (TYPE_VECTOR_OPAQUE): New.
1330 (build_opaque_vector_type): Declare.
1331 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
1332 * config/rs6000/rs6000.c (build_opaque_vector_type,
1333 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
1334 (rs6000_init_builtins): Use build_opaque_vector_type for
1335 opaque_V4SI_type_node.
1337 2009-04-15 Catherine Moore <clm@codesourcery.com>
1339 * debug.h (set_name): Declare.
1340 * dwarf2out.c (dwarf2out_set_name): Declare.
1341 (dwarf2_debug_hooks): Add set_name.
1342 (find_AT_string): New.
1343 (add_AT_string): Call find_AT_string.
1344 (dwarf2out_set_name): New.
1345 * cp/decl.c (grokdeclarator): Call set_name.
1346 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
1347 * debug.c (do_nothing_debug_hooks): Likewise.
1348 * dbxout.c (dbx_debug_hooks): Likewise.
1349 * sdbout.c (sdb_debug_hooks): Likewise.
1351 2009-04-15 Michael Eager <eager@eagercon.com>
1353 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
1354 reg for single-precision FPU.
1355 * config/rs6000/rs6000.md (movsi_internal1): Only for
1357 (movsi_internal1_single): New. Add pattern to move SI values to/from
1358 single-precision FP regs.
1360 2009-04-15 Richard Guenther <rguenther@suse.de>
1362 * omp-low.c (lower_rec_input_clauses): Build correct address
1364 (expand_omp_for_generic): Fix multiplication type.
1365 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
1366 (generate_memset_zero): Fix types.
1367 * tree-profile.c (prepare_instrumented_value): Correctly
1370 2009-04-15 Ian Lance Taylor <iant@google.com>
1372 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
1373 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
1374 for -Wall and for -Wc++-compat.
1375 (c_common_post_options): For C++, set warn_enum_compare if not
1377 * c-tree.h (struct c_expr): Add field original_type.
1378 (build_external_ref): Update declaration.
1379 * c-parser.c (c_parser_braced_init): Set original_type.
1380 (c_parser_initelt): Likewise.
1381 (c_parser_expr_no_commas): Likewise.
1382 (c_parser_conditional_expression): Likewise.
1383 (c_parser_cast_expression): Likewise.
1384 (c_parser_unary_expression): Likewise. Pull setting of
1385 original_code to top of function.
1386 (c_parser_sizeof_expression): Set original_type.
1387 (c_parser_alignof_expression): Likewise.
1388 (c_parser_postfix_expression): Likewise. Pull setting of
1389 original_code to top of function.
1390 (c_parser_postfix_expression_after_paren_type): Set original_type.
1391 (c_parser_postfix_expression_after_primary): Likewise.
1392 (c_parser_expression): Likewise.
1393 * c-typeck.c (build_external_ref): Add type parameter. Change all
1395 (c_expr_sizeof_expr): Set original_type field.
1396 (parser_build_unary_op): Likewise.
1397 (parser_build_binary_op): Likewise. Optionally warn about
1398 comparisons of enums of different types.
1399 (digest_init): Set original_type field.
1400 (really_start_incremental_init): Likewise.
1401 (push_init_level, pop_init_level): Likewise.
1402 * doc/invoke.texi (Warning Options): -Wenum-compare now
1405 2009-04-15 Richard Guenther <rguenther@suse.de>
1407 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
1408 out a necessary conversion.
1409 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
1410 names we didn't value number.
1411 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
1413 2009-04-15 Richard Guenther <rguenther@suse.de>
1415 PR tree-optimization/39764
1416 * tree-ssa-ccp.c (get_value): Canonicalize value with
1417 canonicalize_float_value.
1419 2009-04-15 Jan Hubicka <jh@suse.cz>
1421 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
1422 Wrong version of patch.
1424 2009-04-15 Jan Hubicka <jh@suse.cz>
1426 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
1428 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
1430 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
1431 our distinct integral and vector types.
1433 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
1435 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
1436 * init.c (build_vtbl_address): Remove call to assemble_external.
1438 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
1440 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
1441 output for other floating point modes.
1443 2009-04-14 Diego Novillo <dnovillo@google.com>
1445 * diagnostic.c (diagnostic_report_diagnostic): Do not
1446 warn about loaded plugins for DK_ERROR and DK_WARNING.
1447 * c-decl.c (declspecs_add_type): Move call to
1448 invoke_plugin_callbacks ...
1449 * c-parser.c (c_parser_declspecs): ... here.
1450 * plugin.c (dump_active_plugins): Tidy output.
1452 2009-04-14 Diego Novillo <dnovillo@google.com>
1453 Le-Chun Wu <lcwu@google.com>
1455 * configure.ac: Add --enable-plugin support.
1456 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
1457 * Makefile.in (PLUGIN_H): Define.
1458 Export ENABLE_PLUGIN and GMPINC to site.exp.
1459 Add PLUGINLIBS to link command.
1460 Add/modify dependencies for plugin.o and files including plugin.h.
1462 * config.in: Regenerate.
1464 * opts.c (common_handle_option): Handle OPT_fplugin_ and
1467 2009-04-14 Le-Chun Wu <lcwu@google.com>
1469 * tree-pass.h (register_one_dump_file): Add a prototype for
1470 register_one_dump_file.
1471 * toplev.c (compile_file): Call initialize_plugins.
1472 (do_compile): Call invoke_plugin_callbacks.
1473 (toplev_main): Call invoke_plugin_callbacks.
1474 * common.opt: Add -fplugin= and -fplugin-arg-.
1475 * gcc-plugin.h: New public header file for plugins to include.
1476 * plugin.c: New source file.
1477 * plugin.h: New internal header file.
1478 * passes.c (register_one_dump_file): Make it external.
1480 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
1482 2009-04-14 Diego Novillo <dnovillo@google.com>
1484 * doc/plugins.texi: New.
1485 * doc/gccint.texi: Add reference to Plugins chapter.
1486 * doc/invoke.texi: Document -fplugin and -fplugin-arg
1487 * diagnostic.c (diagnostic_report_diagnostic): Warn about
1488 loaded plugins, if any.
1489 * timevar.def (TV_PLUGIN_INIT): Define.
1490 (TV_PLUGIN_RUN): Define.
1491 * plugin.c: Include timevar.h
1492 (plugins_active_p): New.
1493 (dump_active_plugins): New.
1494 (debug_active_plugins): New.
1496 2009-04-14 Joseph Myers <joseph@codesourcery.com>
1498 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
1500 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
1502 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
1504 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
1505 the same as a minus without a shift.
1507 2009-04-14 Nick Clifton <nickc@redhat.com>
1509 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
1510 comparisons with small integers will always produce a short
1513 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
1516 2008-12-19 Diego Novillo <dnovillo@google.com>
1518 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
1520 2009-04-14 Richard Guenther <rguenther@suse.de>
1522 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
1524 (verify_gimple_assign_binary): Likewise. Handle shifts and
1526 (verify_gimple_phi): Print the mismatched argument position.
1527 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1529 (vect_update_init_of_dr): Likewise.
1530 * matrix-reorg.c (transform_access_sites): Do what the
1532 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
1534 2009-04-13 Michael Eager <eager@eagercon.com>
1536 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
1537 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
1538 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
1539 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
1540 remove duplicate config
1542 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1544 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
1545 file_name:line_number type locator of the call site.
1547 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
1549 * genautomata.c: Put blank after comma.
1550 (automaton_decls): New.
1551 (struct unit_usage): Add comments to member next.
1552 (store_alt_unit_usage): Keep the list ordered.
1553 (unit_present_on_list_p, equal_alternatives_p): New.
1554 (check_regexp_units_distribution): Check units distribution
1555 correctness correctly.
1556 (main): Don't write automata if error is found. Return correct
1559 * config/m68k/cf.md (cfv4_ds): Remove.
1560 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
1561 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
1563 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
1564 power4-load-ext, power4-store, power4-store-update,
1565 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
1566 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
1567 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
1568 power4-sqrt, power4-isync): Modify reservation to make correct
1569 unit distribution to automata.
1571 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
1572 power5-store-update, power5-two, power5-three, power5-lmul,
1573 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
1575 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
1577 * except.c (pass_set_nothrow_function_flags): Set name and add
1579 (set_nothrow_function_flags): Mention in the dump file when
1580 changing a function to nothrow.
1582 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
1585 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
1586 instead of unsigned long.
1588 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1590 * config/arm/arm.c (return_used_this_function): Remove.
1591 (arm_output_function_prologue): Remove use of
1592 return_used_this_function.
1593 (output_return_instruction): Replace use of
1594 return_used_this_function
1595 by cfun->machine->return_used_this_function.
1596 (arm_output_epilogue): Likewise.
1597 (arm_output_function_epilogue): Likewise.
1598 (thumb_unexpanded_epilogue): Likewise.
1599 * config/arm/arm.h (struct machine_function):
1600 New member return_used_this_function.
1602 2009-04-12 Mark Mitchell <mark@codesourcery.com>
1604 * doc/install.texi: Correct description of default directory for
1605 --with-gxx-include-dir.
1607 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
1609 * fold-const.c (build_range_check): Properly deal with enumeral and
1612 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
1614 * doc/invoke.texi (max_gcse_passes): Remove documentation.
1615 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
1616 * params.h (MAX_GCSE_PASSES): Remove.
1617 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
1618 in sequence. Remove ability to run multiple passes.
1619 (bypass_jumps): Report run as third CPROP pass.
1621 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
1624 * except.c (can_throw_external): Look at each insn in a SEQUENCE
1625 when deciding whether the whole SEQUENCE can throw.
1627 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
1630 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
1631 offseted label references.
1633 2009-04-11 Jan Hubicka <jh@suse.cz>
1635 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
1637 2009-04-11 Richard Guenther <rguenther@suse.de>
1640 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
1641 return variables as TREE_ADDRESSABLE.
1643 2009-04-11 Richard Guenther <rguenther@suse.de>
1645 PR tree-optimization/39713
1646 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
1647 reference trees have SSA_NAME operands.
1649 2009-04-11 Richard Guenther <rguenther@suse.de>
1652 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
1653 address expressions.
1655 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
1657 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
1658 match changes in Cygwin 1.7
1659 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1660 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
1662 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1664 PR tree-optimization/39701
1665 * doc/invoke.texi (Optimization Options): Document change in
1666 meaning and initialization of -fdelete-null-pointer-checks.
1668 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1671 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
1673 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
1676 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
1678 2009-04-10 Chao-ying Fu <fu@mips.com>
1680 * doc/tm.texi (Instruction Output): Document
1681 TARGET_ASM_FINAL_POSTSCAN_INSN.
1682 * target.h (final_postscan_insn): New field in asm_out.
1683 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
1684 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
1685 * final.c (final_scan_insn): Call
1686 targetm.asm_out.final_postscan_insn after outputting
1687 an asm macro and a normal instruction.
1689 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
1690 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
1691 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
1692 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
1693 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
1695 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1698 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
1699 variables as non-NULL even with -fdelete-null-pointer-checks.
1701 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1703 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
1705 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
1708 * config/i386/i386.c (classify_argument): Handle SCmode with
1709 (bit_offset % 64) != 0.
1711 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
1713 * doc/invoke.texi (Optimize Options): Add cross-reference to
1714 -Q --help=optimizers examples.
1716 2009-04-10 Ben Elliston <bje@au.ibm.com>
1719 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
1720 regalign for the reg == fpr and TDmode case.
1722 2009-04-09 David Ayers <ayers@fsfe.org>
1725 * objc/objc-act.c (warn_with_method): Remove helper function.
1726 (check_duplicates): Call warning and inform directly.
1727 (really_start_method): Likewise.
1729 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1731 * expmed.c (expand_divmod): Always use a comparison for a division
1732 by a large unsigned integer.
1734 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
1735 for things others than variables or functions as nonzero.
1737 2009-04-09 Nick Clifton <nickc@redhat.com>
1739 * unwind-compat.c: Change copyright header to refer to version
1740 3 of the GNU General Public License with version 3.1 of the
1741 GCC Runtime Library Exception and to point readers at the
1742 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
1743 * config/alpha/crtfastmath.c: Likewise.
1744 * config/alpha/linux-unwind.h: Likewise.
1745 * config/alpha/qrnnd.asm: Likewise.
1746 * config/alpha/vms-crt0-64.c: Likewise.
1747 * config/alpha/vms-crt0.c: Likewise.
1748 * config/alpha/vms-dwarf2.asm: Likewise.
1749 * config/alpha/vms-dwarf2eh.asm: Likewise.
1750 * config/alpha/vms-psxcrt0-64.c: Likewise.
1751 * config/alpha/vms-psxcrt0.c: Likewise.
1752 * config/alpha/vms_tramp.asm: Likewise.
1753 * config/arc/initfini.c: Likewise.
1754 * config/arc/lib1funcs.asm: Likewise.
1755 * config/arm/bpabi-v6m.S: Likewise.
1756 * config/arm/bpabi.S: Likewise.
1757 * config/arm/bpabi.c: Likewise.
1758 * config/arm/crti.asm: Likewise.
1759 * config/arm/crtn.asm: Likewise.
1760 * config/arm/ieee754-df.S: Likewise.
1761 * config/arm/ieee754-sf.S: Likewise.
1762 * config/arm/lib1funcs.asm: Likewise.
1763 * config/arm/libunwind.S: Likewise.
1764 * config/arm/linux-atomic.c: Likewise.
1765 * config/arm/mmintrin.h: Likewise.
1766 * config/arm/pr-support.c: Likewise.
1767 * config/arm/unaligned-funcs.c: Likewise.
1768 * config/arm/unwind-arm.c: Likewise.
1769 * config/arm/unwind-arm.h: Likewise.
1770 * config/avr/libgcc.S: Likewise.
1771 * config/bfin/crti.s: Likewise.
1772 * config/bfin/crtlibid.s: Likewise.
1773 * config/bfin/crtn.s: Likewise.
1774 * config/bfin/lib1funcs.asm: Likewise.
1775 * config/bfin/linux-unwind.h: Likewise.
1776 * config/cris/arit.c: Likewise.
1777 * config/cris/cris_abi_symbol.c: Likewise.
1778 * config/darwin-64.c: Likewise.
1779 * config/darwin-crt2.c: Likewise.
1780 * config/darwin-crt3.c: Likewise.
1781 * config/darwin.h: Likewise.
1782 * config/dbxelf.h: Likewise.
1783 * config/dfp-bit.c: Likewise.
1784 * config/dfp-bit.h: Likewise.
1785 * config/elfos.h: Likewise.
1786 * config/fixed-bit.c: Likewise.
1787 * config/fixed-bit.h: Likewise.
1788 * config/fp-bit.c: Likewise.
1789 * config/fp-bit.h: Likewise.
1790 * config/fr30/crti.asm: Likewise.
1791 * config/fr30/crtn.asm: Likewise.
1792 * config/fr30/lib1funcs.asm: Likewise.
1793 * config/freebsd-spec.h: Likewise.
1794 * config/frv/cmovd.c: Likewise.
1795 * config/frv/cmovh.c: Likewise.
1796 * config/frv/cmovw.c: Likewise.
1797 * config/frv/frvbegin.c: Likewise.
1798 * config/frv/frvend.c: Likewise.
1799 * config/frv/lib1funcs.asm: Likewise.
1800 * config/glibc-stdint.h: Likewise.
1801 * config/h8300/clzhi2.c: Likewise.
1802 * config/h8300/crti.asm: Likewise.
1803 * config/h8300/crtn.asm: Likewise.
1804 * config/h8300/ctzhi2.c: Likewise.
1805 * config/h8300/fixunssfsi.c: Likewise.
1806 * config/h8300/lib1funcs.asm: Likewise.
1807 * config/h8300/parityhi2.c: Likewise.
1808 * config/h8300/popcounthi2.c: Likewise.
1809 * config/i386/ammintrin.h: Likewise.
1810 * config/i386/att.h: Likewise.
1811 * config/i386/avxintrin.h: Likewise.
1812 * config/i386/biarch64.h: Likewise.
1813 * config/i386/bmmintrin.h: Likewise.
1814 * config/i386/cpuid.h: Likewise.
1815 * config/i386/cross-stdarg.h: Likewise.
1816 * config/i386/crtfastmath.c: Likewise.
1817 * config/i386/crtprec.c: Likewise.
1818 * config/i386/cygming-crtbegin.c: Likewise.
1819 * config/i386/cygming-crtend.c: Likewise.
1820 * config/i386/cygwin.asm: Likewise.
1821 * config/i386/emmintrin.h: Likewise.
1822 * config/i386/gmm_malloc.h: Likewise.
1823 * config/i386/gthr-win32.c: Likewise.
1824 * config/i386/i386.h: Likewise.
1825 * config/i386/immintrin.h: Likewise.
1826 * config/i386/linux-unwind.h: Likewise.
1827 * config/i386/linux64.h: Likewise.
1828 * config/i386/mm3dnow.h: Likewise.
1829 * config/i386/mmintrin-common.h: Likewise.
1830 * config/i386/mmintrin.h: Likewise.
1831 * config/i386/nmmintrin.h: Likewise.
1832 * config/i386/pmm_malloc.h: Likewise.
1833 * config/i386/pmmintrin.h: Likewise.
1834 * config/i386/smmintrin.h: Likewise.
1835 * config/i386/sol2-c1.asm: Likewise.
1836 * config/i386/sol2-ci.asm: Likewise.
1837 * config/i386/sol2-cn.asm: Likewise.
1838 * config/i386/sol2-gc1.asm: Likewise.
1839 * config/i386/tmmintrin.h: Likewise.
1840 * config/i386/unix.h: Likewise.
1841 * config/i386/w32-unwind.h: Likewise.
1842 * config/i386/wmmintrin.h: Likewise.
1843 * config/i386/x86-64.h: Likewise.
1844 * config/i386/x86intrin.h: Likewise.
1845 * config/i386/xmmintrin.h: Likewise.
1846 * config/ia64/crtbegin.asm: Likewise.
1847 * config/ia64/crtend.asm: Likewise.
1848 * config/ia64/crtfastmath.c: Likewise.
1849 * config/ia64/crti.asm: Likewise.
1850 * config/ia64/crtn.asm: Likewise.
1851 * config/ia64/fde-glibc.c: Likewise.
1852 * config/ia64/lib1funcs.asm: Likewise.
1853 * config/ia64/linux-unwind.h: Likewise.
1854 * config/ia64/quadlib.c: Likewise.
1855 * config/ia64/unwind-ia64.c: Likewise.
1856 * config/linux.h: Likewise.
1857 * config/m32c/m32c-lib1.S: Likewise.
1858 * config/m32c/m32c-lib2-trapv.c: Likewise.
1859 * config/m32c/m32c-lib2.c: Likewise.
1860 * config/m32r/initfini.c: Likewise.
1861 * config/m68hc11/larith.asm: Likewise.
1862 * config/m68hc11/m68hc11-crt0.S: Likewise.
1863 * config/m68k/cf.md: Likewise.
1864 * config/m68k/crti.s: Likewise.
1865 * config/m68k/crtn.s: Likewise.
1866 * config/m68k/lb1sf68.asm: Likewise.
1867 * config/m68k/linux-unwind.h: Likewise.
1868 * config/mcore/crti.asm: Likewise.
1869 * config/mcore/crtn.asm: Likewise.
1870 * config/mcore/lib1.asm: Likewise.
1871 * config/mips/linux-unwind.h: Likewise.
1872 * config/mips/loongson.h: Likewise.
1873 * config/mips/mips16.S: Likewise.
1874 * config/mmix/crti.asm: Likewise.
1875 * config/mmix/crtn.asm: Likewise.
1876 * config/pa/fptr.c: Likewise.
1877 * config/pa/hpux-unwind.h: Likewise.
1878 * config/pa/lib2funcs.asm: Likewise.
1879 * config/pa/linux-atomic.c: Likewise.
1880 * config/pa/linux-unwind.h: Likewise.
1881 * config/pa/milli64.S: Likewise.
1882 * config/pa/quadlib.c: Likewise.
1883 * config/pa/stublib.c: Likewise.
1884 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1885 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1886 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1887 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1888 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1889 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1890 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1891 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1892 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1893 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1894 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1895 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1896 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1897 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1898 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1899 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1900 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1901 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1902 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1903 * config/rs6000/750cl.h: Likewise.
1904 * config/rs6000/altivec.h: Likewise.
1905 * config/rs6000/biarch64.h: Likewise.
1906 * config/rs6000/crtresfpr.asm: Likewise.
1907 * config/rs6000/crtresgpr.asm: Likewise.
1908 * config/rs6000/crtresxfpr.asm: Likewise.
1909 * config/rs6000/crtresxgpr.asm: Likewise.
1910 * config/rs6000/crtsavfpr.asm: Likewise.
1911 * config/rs6000/crtsavgpr.asm: Likewise.
1912 * config/rs6000/darwin-asm.h: Likewise.
1913 * config/rs6000/darwin-fallback.c: Likewise.
1914 * config/rs6000/darwin-fpsave.asm: Likewise.
1915 * config/rs6000/darwin-ldouble.c: Likewise.
1916 * config/rs6000/darwin-tramp.asm: Likewise.
1917 * config/rs6000/darwin-unwind.h: Likewise.
1918 * config/rs6000/darwin-vecsave.asm: Likewise.
1919 * config/rs6000/darwin-world.asm: Likewise.
1920 * config/rs6000/e500crtres32gpr.asm: Likewise.
1921 * config/rs6000/e500crtres64gpr.asm: Likewise.
1922 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1923 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1924 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1925 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1926 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1927 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1928 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1929 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1930 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1931 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1932 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1933 * config/rs6000/eabi-ci.asm: Likewise.
1934 * config/rs6000/eabi-cn.asm: Likewise.
1935 * config/rs6000/eabi.asm: Likewise.
1936 * config/rs6000/linux-unwind.h: Likewise.
1937 * config/rs6000/linux64.h: Likewise.
1938 * config/rs6000/paired.h: Likewise.
1939 * config/rs6000/paired.md: Likewise.
1940 * config/rs6000/ppc64-fp.c: Likewise.
1941 * config/rs6000/ppu_intrinsics.h: Likewise.
1942 * config/rs6000/rs6000.h: Likewise.
1943 * config/rs6000/si2vmx.h: Likewise.
1944 * config/rs6000/sol-ci.asm: Likewise.
1945 * config/rs6000/sol-cn.asm: Likewise.
1946 * config/rs6000/spe.h: Likewise.
1947 * config/rs6000/spu2vmx.h: Likewise.
1948 * config/rs6000/sysv4.h: Likewise.
1949 * config/rs6000/tramp.asm: Likewise.
1950 * config/rs6000/vec_types.h: Likewise.
1951 * config/s390/linux-unwind.h: Likewise.
1952 * config/s390/tpf-unwind.h: Likewise.
1953 * config/score/crti.asm: Likewise.
1954 * config/score/crtn.asm: Likewise.
1955 * config/sh/crt1.asm: Likewise.
1956 * config/sh/crti.asm: Likewise.
1957 * config/sh/crtn.asm: Likewise.
1958 * config/sh/divtab-sh4-300.c: Likewise.
1959 * config/sh/divtab-sh4.c: Likewise.
1960 * config/sh/divtab.c: Likewise.
1961 * config/sh/lib1funcs-4-300.asm: Likewise.
1962 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1963 * config/sh/lib1funcs.asm: Likewise.
1964 * config/sh/lib1funcs.h: Likewise.
1965 * config/sh/linux-atomic.asm: Likewise.
1966 * config/sh/linux-unwind.h: Likewise.
1967 * config/sh/shmedia.h: Likewise.
1968 * config/sh/sshmedia.h: Likewise.
1969 * config/sh/ushmedia.h: Likewise.
1970 * config/sparc/crtfastmath.c: Likewise.
1971 * config/sparc/linux-unwind.h: Likewise.
1972 * config/sparc/sol2-c1.asm: Likewise.
1973 * config/sparc/sol2-ci.asm: Likewise.
1974 * config/sparc/sol2-cn.asm: Likewise.
1975 * config/spu/divmodti4.c: Likewise.
1976 * config/spu/divv2df3.c: Likewise.
1977 * config/spu/float_disf.c: Likewise.
1978 * config/spu/float_unsdidf.c: Likewise.
1979 * config/spu/float_unsdisf.c: Likewise.
1980 * config/spu/float_unssidf.c: Likewise.
1981 * config/spu/mfc_multi_tag_release.c: Likewise.
1982 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1983 * config/spu/mfc_tag_release.c: Likewise.
1984 * config/spu/mfc_tag_reserve.c: Likewise.
1985 * config/spu/mfc_tag_table.c: Likewise.
1986 * config/spu/multi3.c: Likewise.
1987 * config/spu/spu_internals.h: Likewise.
1988 * config/spu/spu_intrinsics.h: Likewise.
1989 * config/spu/spu_mfcio.h: Likewise.
1990 * config/spu/vec_types.h: Likewise.
1991 * config/spu/vmx2spu.h: Likewise.
1992 * config/stormy16/stormy16-lib2.c: Likewise.
1993 * config/svr4.h: Likewise.
1994 * config/sync.c: Likewise.
1995 * config/v850/lib1funcs.asm: Likewise.
1996 * config/vxlib-tls.c: Likewise.
1997 * config/vxlib.c: Likewise.
1998 * config/vxworks-dummy.h: Likewise.
1999 * config/xtensa/crti.asm: Likewise.
2000 * config/xtensa/crtn.asm: Likewise.
2001 * config/xtensa/ieee754-df.S: Likewise.
2002 * config/xtensa/ieee754-sf.S: Likewise.
2003 * config/xtensa/lib1funcs.asm: Likewise.
2004 * config/xtensa/lib2funcs.S: Likewise.
2005 * config/xtensa/linux-unwind.h: Likewise.
2006 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2007 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2008 * coretypes.h: Likewise.
2009 * crtstuff.c: Likewise.
2010 * defaults.h: Likewise.
2011 * dwarf2.h: Likewise.
2012 * emutls.c: Likewise.
2013 * gbl-ctors.h: Likewise.
2014 * gcov-io.h: Likewise.
2015 * ginclude/float.h: Likewise.
2016 * ginclude/iso646.h: Likewise.
2017 * ginclude/stdarg.h: Likewise.
2018 * ginclude/stdbool.h: Likewise.
2019 * ginclude/stddef.h: Likewise.
2020 * ginclude/stdfix.h: Likewise.
2021 * ginclude/stdint-gcc.h: Likewise.
2022 * ginclude/tgmath.h: Likewise.
2023 * gthr-aix.h: Likewise.
2024 * gthr-dce.h: Likewise.
2025 * gthr-gnat.c: Likewise.
2026 * gthr-gnat.h: Likewise.
2027 * gthr-lynx.h: Likewise.
2028 * gthr-mipssde.h: Likewise.
2029 * gthr-nks.h: Likewise.
2030 * gthr-posix.c: Likewise.
2031 * gthr-posix.h: Likewise.
2032 * gthr-posix95.h: Likewise.
2033 * gthr-rtems.h: Likewise.
2034 * gthr-single.h: Likewise.
2035 * gthr-solaris.h: Likewise.
2036 * gthr-tpf.h: Likewise.
2037 * gthr-vxworks.h: Likewise.
2038 * gthr-win32.h: Likewise.
2040 * libgcc2.c: Likewise.
2041 * libgcc2.h: Likewise.
2042 * libgcov.c: Likewise.
2043 * tsystem.h: Likewise.
2044 * typeclass.h: Likewise.
2045 * unwind-c.c: Likewise.
2046 * unwind-compat.h: Likewise.
2047 * unwind-dw2-fde-compat.c: Likewise.
2048 * unwind-dw2-fde-darwin.c: Likewise.
2049 * unwind-dw2-fde-glibc.c: Likewise.
2050 * unwind-dw2-fde.c: Likewise.
2051 * unwind-dw2-fde.h: Likewise.
2052 * unwind-dw2.c: Likewise.
2053 * unwind-dw2.h: Likewise.
2054 * unwind-generic.h: Likewise.
2055 * unwind-pe.h: Likewise.
2056 * unwind-sjlj.c: Likewise.
2057 * unwind.inc: Likewise.
2058 * config/arm/neon-gen.ml: Change generated copyright header to
2059 refer to version 3 of the GNU General Public License with
2060 version 3.1 of the GCC Runtime Library Exception and to point
2061 readers at the COPYING3 and COPYING3.RUNTIME files and the
2062 FSF's license web page.
2063 * config/arm/arm_neon.h: Regenerate.
2065 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2067 * config/cris/cris.md: Change copyright header to refer to version
2068 3 of the GNU General Public License.
2069 * doc/install.texi2html: Change copyright header to refer to version
2070 3 of the GNU General Public License and to point readers at the
2071 COPYING3 file and the FSF's license web page.
2072 * config/vax/linux.h: Likewise.
2074 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2076 * config/i386/i386.md (cmpcc): New.
2077 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2078 (sync_compare_and_swap_cc*): Delete.
2080 * config/s390/s390.c (s390_compare_emitted): Remove.
2081 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2082 s390_compare_emitted used to be handled. Assert that modes match.
2083 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2084 refer to sync_compare_and_swap_ccsi.
2085 * config/s390/s390.h (s390_compare_emitted): Remove.
2086 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2087 instead of s390_compare_emitted.
2088 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2089 instead of s390_compare_emitted.
2090 * config/s390/s390.md (cmpcc): New.
2091 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2092 CC_REGNUM, do not pretend it's set.
2093 (sync_compare_and_swap_cc*): Delete.
2094 * config/s390/predicates.md (cc_reg_operand): New.
2096 * expr.c (sync_compare_and_swap_cc): Delete.
2097 * optabs.h (sync_compare_and_swap_cc): Delete.
2098 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2099 is being used with can_compare_p.
2100 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2102 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2103 look for a MODE_CC set instead. Use emit_store_flag.
2104 (expand_compare_and_swap_loop): Likewise, with some additional
2105 complication to avoid a force_reg when useless. Use
2106 emit_cmp_and_jump_insns.
2107 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2108 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2109 sync_compare_and_swap documentation.
2111 2009-04-09 Jan Hubicka <jh@suse.cz>
2113 * except.c (find_prev_try): Break out from ....
2114 (duplicate_eh_regions): ... here; properly update prev_try pointers
2115 when duplication part of tree.
2116 (dump_eh_tree): Improve dumping.
2117 (verify_eh_region): New.
2118 (verify_eh_tree): Use it.
2120 2009-04-06 Richard Guenther <rguenther@suse.de>
2122 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2123 &ARRAY addresses by adjusting their types and prepending
2125 * tree-cfg.c (verify_gimple_assign_single): Verify that
2126 addresses are correct.
2128 2009-04-09 Richard Guenther <rguenther@suse.de>
2130 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2131 indices into an array reference if possible.
2132 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2133 Fold POINTER_PLUS_EXPR statements with invariant address.
2135 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2138 * config.gcc (powerpc64-*-linux*): Always build biarch.
2140 2009-04-09 Joseph Myers <joseph@codesourcery.com>
2143 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
2144 it and pedwarn if this results in an INTEGER_CST.
2146 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2148 * doc/install.texi: Update minimum GMP version. Remove obsolete
2149 text in MPFR section.
2151 2009-04-08 Jakub Jelinek <jakub@redhat.com>
2153 * dwarf2out.c (class_scope_p): New static inline.
2154 (class_or_namespace_scope_p): Use it.
2155 (gen_variable_die): Use DW_TAG_member tag for static data member
2156 declarations instead of DW_TAG_variable.
2159 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
2162 2009-04-08 Richard Guenther <rguenther@suse.de>
2164 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
2165 valueize random data.
2167 2009-04-08 David Edelsohn <edelsohn@gnu.org>
2169 * config.gcc (aix tm_file): Add aix-stdint.h.
2170 (aix tm clause use_gcc_stdint): Set to wrap.
2171 * config/rs6000/aix-stdint.h: New file.
2173 2009-04-08 Richard Guenther <rguenther@suse.de>
2176 * tree-dfa.c (add_referenced_var): Do not recurse into
2177 global initializers.
2178 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
2180 (fold_const_aggregate_ref): Likewise.
2182 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2184 * recog.c (ordered_comparison_operator): New.
2185 * gensupport.c (std_preds): Add it.
2186 * doc/md.texi (Machine-Independent Predicates): Document it.
2188 2009-04-08 Jan Hubicka <jh@suse.cz>
2190 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
2191 * function.h (rtl_eh): Remove exception_handler_label_map.
2192 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
2193 remove_exception_handler_label, for_each_eh_label_1): Remove.
2194 (rtl_remove_unreachable_regions): Remove.
2195 (convert_from_eh_region_ranges): Do not remove unreachable regions.
2196 (find_exception_handler_labels): Don't build the hashtable.
2197 (maybe_remove_eh_handler): Remove.
2198 (for_each_eh_label): Rewrite to walk the tree.
2199 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
2200 * except.h (maybe_remove_eh_handler): Remove.
2201 * passes.c (init_optimization_passes): Schedule second EH cleanup
2203 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
2204 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
2206 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2208 * genoutput.c (validate_optab_operands): New.
2209 (gen_insn, gen_expand): Call it.
2211 * genflags.c (gen_insn): Detect misused iterators.
2212 (main): Pass line_no to gen_insn, exit with status 1 on error.
2214 * genextract.c (line_no): Make global.
2215 (VEC_safe_set_locstr): Change assertion to error message.
2216 (main): Exit with status 1 on error.
2218 2009-04-08 Joseph Myers <joseph@codesourcery.com>
2222 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2223 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2224 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
2225 * c-convert.c (convert): Do not call fold on results of conversion
2226 functions when the result is a C_MAYBE_CONST_EXPR.
2227 * c-parser.c (c_parser_postfix_expression): Do not fold condition
2228 of __builtin_choose_expr.
2229 * c-typeck.c (remove_c_maybe_const_expr): New.
2230 (build_unary_op, build_conditional_expr, build_compound_expr,
2231 build_binary_op, c_objc_common_truthvalue_conversion): Call
2232 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
2235 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
2237 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
2238 CODE to produce a new one. Add a prototype to use fold_convert_const
2240 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
2243 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
2244 mix declarations and code.
2246 2009-04-08 Ben Elliston <bje@au.ibm.com>
2248 * gcc.c: Replace `CC' with `GCC' throughout.
2250 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
2252 * doc/invoke.texi: Document Atom support.
2254 2009-04-07 Jason Merrill <jason@redhat.com>
2257 * c-common.h, c-common.c: Add flag_pretty_templates.
2258 * c-opts.c (c_common_handle_option): Set it.
2259 * c.opt: Add -fno-pretty-templates.
2260 * doc/invoke.texi (C++ Dialect Options): Likewise.
2262 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
2264 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
2265 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
2266 (ia64_expand_builtin): Likewise.
2268 2009-04-07 Martin Jambor <mjambor@suse.cz>
2270 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
2271 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
2272 ADDR_EXPRS are include too.
2274 2009-04-07 Richard Guenther <rguenther@suse.de>
2276 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
2277 decls are only used if passes as parameters or if they are
2278 local statics and the call is not to a builtin.
2279 (call_may_clobber_ref_p_1): Likewise.
2281 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2283 * expr.c (do_store_flag): Remove last argument. Simplify code
2284 to avoid duplication of tests already done by can_compare_p.
2285 (expand_expr_real_1): Adjust caller.
2287 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2289 * optabs.c (can_compare_p): Test the predicate of a
2290 cbranch and cstore pattern.
2292 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2294 * expr.c (convert_move): Use emit_store_flag instead of
2297 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2299 * config/i386/i386.c (ix86_compare_emitted): Remove.
2300 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
2301 ix86_compare_op0 like ix86_compare_emitted used to be handled.
2302 * config/i386/i386.h (ix86_compare_emitted): Remove.
2303 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
2304 instead of ix86_compare_emitted.
2305 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
2307 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
2309 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
2310 Add t-sysroot-suffix to tmake_file.
2311 * config/print-sysroot-suffix.sh: New file.
2312 * config/t-sysroot-suffix: New file.
2314 2009-04-07 Ben Elliston <bje@au.ibm.com>
2316 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
2317 as the latter produces a warning when the target does not support
2320 2009-04-07 Ben Elliston <bje@au.ibm.com>
2322 * dfp.c: Replace type punning assignments with memcpy throughout.
2323 * Makefile.in (dfp.o-warn): Remove.
2325 2009-04-07 Alan Modra <amodra@bigpond.net.au>
2328 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
2329 Include soft-fp/t-softfp after rs6000/t-linux64.
2331 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
2333 * stor-layout.c (set_sizetype): Use the full precision of their
2334 machine mode for bitsize types.
2336 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
2338 * config/i386/i386.md: Revert 2 accidental checkins.
2340 2009-04-06 Joey Ye <joey.ye@intel.com>
2341 Xuepeng Guo <xuepeng.guo@intel.com>
2342 H.J. Lu <hongjiu.lu@intel.com>
2344 Atom pipeline model, tuning and insn selection.
2345 * config.gcc (atom): Add atom config options and target.
2347 * config/i386/atom.md: New.
2349 * config/i386/i386.c (atom_cost): New cost.
2350 (m_ATOM): New macro flag.
2351 (initial_ix86_tune_features): Set m_ATOM.
2352 (x86_accumulate_outgoing_args): Likewise.
2353 (x86_arch_always_fancy_math_387): Likewise.
2354 (processor_target): Add Atom cost.
2355 (cpu_names): Add Atom cpu name.
2356 (override_options): Set Atom ISA.
2357 (ix86_issue_rate): New case PROCESSOR_ATOM.
2358 (ix86_adjust_cost): Likewise.
2360 * config/i386/i386.h (TARGET_ATOM): New target macro.
2361 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
2362 (TARGET_OPT_AGU): New target option.
2363 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
2364 (processor_type): Add PROCESSOR_ATOM.
2366 * config/i386/i386.md (cpu): Add new value "atom".
2367 (use_carry, movu): New attr.
2368 (atom.md): Include atom.md.
2369 (adddi3_carry_rex64): Set attr "use_carry".
2370 (addqi3_carry): Likewise.
2371 (addhi3_carry): Likewise.
2372 (addsi3_carry): Likewise.
2373 (*addsi3_carry_zext): Likewise.
2374 (subdi3_carry_rex64): Likewise.
2375 (subqi3_carry): Likewise.
2376 (subhi3_carry): Likewise.
2377 (subsi3_carry): Likewise.
2378 (x86_movdicc_0_m1_rex64): Likewise.
2379 (*x86_movdicc_0_m1_se): Likewise.
2380 (x86_movsicc_0_m1): Likewise.
2381 (*x86_movsicc_0_m1_se): Likewise.
2382 (*adddi_1_rex64): Emit add insn as much as possible.
2383 (*addsi_1): Likewise.
2384 (return_internal): Set atom_unit.
2385 (return_internal_long): Likewise.
2386 (return_pop_internal): Likewise.
2387 (*rcpsf2_sse): Set atom_sse_attr attr.
2388 (*qrt<mode>2_sse): Likewise.
2389 (*prefetch_sse): Likewise.
2391 * config/i386/i386-c.c (ix86_target_macros_internal): New case
2393 (ix86_target_macros_internal): Likewise.
2395 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
2396 (*prefetch_sse_rex): Likewise.
2397 (sse_rcpv4sf2): Likewise.
2398 (sse_vmrcpv4sf2): Likewise.
2399 (sse_sqrtv4sf2): Likewise.
2400 (<sse>_vmsqrt<mode>2): Likewise.
2401 (sse_ldmxcsr): Likewise.
2402 (sse_stmxcsr): Likewise.
2403 (*sse_sfence): Likewise.
2404 (sse2_clflush): Likewise.
2405 (*sse2_mfence): Likewise.
2406 (*sse2_lfence): Likewise.
2407 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
2408 (<sse>_movup<ssemodesuffixf2c>): Likewise.
2409 (avx_movdqu<avxmodesuffix>): Likewise.
2410 (avx_lddqu<avxmodesuffix>): Likewise.
2411 (sse2_movntv2di): Change attr "type" to "ssemov".
2412 (sse2_movntsi): Likewise.
2413 (rsqrtv8sf2): Change attr "type" to "sseadd".
2414 (sse3_addsubv2df3): Set attr "atom_unit".
2415 (sse3_h<plusminus_insn>v4sf3): Likewise.
2416 (*sse2_pmaddwd): Likewise.
2417 (*vec_extractv2di_1_rex64): Likewise.
2418 (*vec_extractv2di_1_avx): Likewise.
2419 (sse2_psadbw): Likewise.
2420 (ssse3_phaddwv8hi3): Likewise.
2421 (ssse3_phaddwv4hi3): Likewise.
2422 (ssse3_phadddv4si3): Likewise.
2423 (ssse3_phadddv2si3): Likewise.
2424 (ssse3_phaddswv8hi3): Likewise.
2425 (ssse3_phaddswv4hi3): Likewise.
2426 (ssse3_phsubwv8hi3): Likewise.
2427 (ssse3_phsubwv4hi3): Likewise.
2428 (ssse3_phsubdv4si3): Likewise.
2429 (ssse3_phsubdv2si3): Likewise.
2430 (ssse3_phsubswv8hi3): Likewise.
2431 (ssse3_phsubswv4hi3): Likewise.
2432 (ssse3_pmaddubsw128): Likewise.
2433 (sse3_pmaddubsw: Likewise.
2434 (ssse3_palignrti): Likewise.
2435 (ssse3_palignrdi): Likewise.
2437 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
2439 * doc/install.texi (Specific): Fix two cross-references to MinGW.
2441 2009-04-06 Richard Guenther <rguenther@suse.de>
2443 PR tree-optimization/28868
2444 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
2445 of which PHI results we inserted.
2446 (insert_into_preds_of_block): Record inserted PHIs.
2447 (eliminate): Eliminate redundant PHI nodes.
2448 (init_pre): Init inserted_phi_names.
2450 2009-04-06 Richard Guenther <rguenther@suse.de>
2452 PR tree-optimization/39643
2453 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
2454 IMAGPART_EXPRs of complex constants.
2455 (execute_fold_all_builtins): If we folded a call queue
2456 TODO_update_address_taken.
2458 2009-04-06 Jan Hubicka <jh@suse.cz>
2461 * except.c (remove_unreachable_regions): Propagate may_contain_throw
2464 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
2466 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
2468 (ic_invalidate_array): Likewise.
2470 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
2472 * calls.c (emit_library_call_value_1): Fix a problem with parameter
2473 alignment for library calls.
2475 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
2477 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
2478 (mingw32 tm clause use_gcc_stdint): Set to wrap.
2479 * config/i386/mingw-stdint.h: New file.
2481 2009-04-05 Richard Guenther <rguenther@suse.de>
2483 PR tree-optimization/39648
2484 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
2485 our &A vs. &A[0] IL deficiencies.
2487 2009-04-04 Jan Hubicka <jh@suse.cz>
2489 * except.c (sjlj_find_directly_reachable_regions): Be ready for
2490 removed toplevel regions.
2491 (sjlj_mark_call_sites): Likewise.
2493 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
2495 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
2496 (cygwin tm clause use_gcc_stdint): Set to wrap.
2497 * config/i386/cygwin-stdint.h: New file.
2499 2009-04-04 Richard Guenther <rguenther@suse.de>
2501 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
2502 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
2503 single-argument PHIs if we are in loop-closed SSA form.
2504 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
2505 for the pre-condition.
2506 (slpeel_tree_peel_loop_to_edge): Likewise.
2507 (vect_build_loop_niters): Take an optional sequence to append stmts.
2508 (vect_generate_tmps_on_preheader): Likewise.
2509 (vect_do_peeling_for_loop_bound): Take extra guards for the
2511 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
2512 the cost model check.
2513 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
2514 guards if we are going to peel. Do not apply versioning in that case.
2515 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
2516 (vect_do_peeling_for_loop_bound): Likewise.
2517 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
2518 loop bound only record extra pre-conditions, do not apply loop
2521 2009-04-04 Richard Guenther <rguenther@suse.de>
2523 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
2526 2009-04-04 Jan Hubicka <jh@suse.cz>
2528 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2529 last_basic_block for size of bb->index indexed array.
2530 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
2531 compute_out, link_btr_uses, build_btr_def_use_webs,
2532 build_btr_def_use_webs, migrate_btr_defs): Likewise.
2534 2009-04-04 Jan Hubicka <jh@suse.cz>
2536 * except.c (remove_eh_handler_and_replace): Break out from ...
2537 (remove_eh_handler): ... here.
2538 (bring_to_root): New function.
2539 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
2540 handled ones, bring others to root of tree.
2542 2009-04-04 Jan Hubicka <jh@suse.cz>
2544 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
2545 (all_phis_safe_to_merge): New function.
2546 (update_info): New structure.
2547 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
2548 (cleanup_empty_eh): Update SSA if possible.
2550 2009-04-04 Richard Guenther <rguenther@suse.de>
2552 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
2553 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
2554 (append_vuse): Likewise.
2556 2009-04-04 Jakub Jelinek <jakub@redhat.com>
2558 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
2559 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
2560 instead of REG_UNSAVED for DW_CFA_undefined.
2561 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
2562 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
2565 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
2568 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
2569 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
2570 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
2572 2009-04-04 Richard Guenther <rguenther@suse.de>
2574 PR tree-optimization/8781
2575 PR tree-optimization/37892
2576 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
2577 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
2578 (valueize_refs): Call it for *& valueizations.
2579 (shared_reference_ops_from_ref): Rename to ...
2580 (valueize_shared_reference_ops_from_ref): ... this and valueize.
2581 (shared_reference_ops_from_call): Rename to ...
2582 (valueize_shared_reference_ops_from_call): ... this and valueize.
2583 (vn_reference_lookup): Update.
2584 (visit_reference_op_call): Likewise.
2585 * tree-ssa-pre.c (phi_translate_1): Fold *&.
2586 (eliminate): Value-replace the call address in call statements.
2588 2009-04-04 Richard Guenther <rguenther@suse.de>
2590 PR tree-optimization/39636
2591 * tree-ssa-forwprop.c
2592 (forward_propagate_addr_into_variable_array_index): Check for
2593 GIMPLE_ASSIGN before accessing the rhs code.
2595 2009-04-03 Jason Merrill <jason@redhat.com>
2597 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
2599 2009-04-03 Steve Ellcey <sje@cup.hp.com>
2601 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
2602 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
2603 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
2604 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
2605 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
2606 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
2607 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
2608 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
2609 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
2610 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
2611 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
2612 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
2613 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
2614 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
2615 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
2616 Use fr_reg_or_fp01_operand instead of fr_register_operand
2618 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
2619 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
2620 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
2622 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
2624 PR rtl-optimization/39607
2625 PR rtl-optimization/39631
2629 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2630 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2631 instead of DF_LR_OUT.
2632 * ira-lives.c (process_bb_node_lives): Ditto.
2633 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2634 instead of DF_LR_{OUT,IN}.
2635 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2636 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2638 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
2640 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
2641 (execute_lower_omp): Always run but take the short way out if -fopenmp
2643 (gate_lower_omp): Remove, forcing the pass manager to always run the
2644 pass and always set PROP_gimple_lomp.
2645 (pass_lower_omp): Remove gate function.
2646 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
2647 PROP_trees. Instead, require it.
2648 * ipa-cp.c (pass_ipa_cp): Likewise.
2649 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
2650 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
2651 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
2652 and PROP_gimple_leh.
2654 2009-04-03 Richard Guenther <rguenther@suse.de>
2657 PR tree-optimization/23940
2658 PR tree-optimization/33237
2661 PR tree-optimization/36201
2662 PR tree-optimization/36230
2663 PR tree-optimization/38049
2664 PR tree-optimization/38207
2665 PR tree-optimization/38230
2666 PR tree-optimization/38301
2667 PR tree-optimization/38585
2669 PR tree-optimization/38985
2670 PR tree-optimization/39299
2671 * tree-ssa-structalias.h: Remove.
2672 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
2673 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
2674 (struct vuse_element_d): Remove.
2675 (struct vuse_vec_d): Likewise.
2676 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
2677 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
2678 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
2679 VUSE_ELEMENT_VAR): Likewise.
2680 (struct voptype_d): Likewise.
2681 (NUM_VOP_FREE_BUCKETS): Likewise.
2682 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
2683 (struct stmt_operands_d): Remove.
2684 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
2685 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
2686 VDEF_NUM, VDEF_VECT): Likewise.
2687 (copy_virtual_operands): Remove.
2688 (operand_build_cmp): Likewise.
2689 (create_ssa_artificial_load_stmt): Likewise.
2690 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
2691 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
2692 vuse_index and mayuse_index members. Pack and move done and iter_type
2693 members to the front.
2694 (SSA_OP_VMAYUSE): Remove.
2695 (SSA_OP_VIRTUAL_USES): Adjust.
2696 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
2697 (unlink_stmt_vdef): Declare.
2698 (add_to_addressable_set): Remove.
2699 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
2700 (vrp_visit_stmt): Likewise.
2701 * doc/tree-ssa.texi (Alias analysis): Update.
2702 * doc/invoke.texi (max-aliased-vops): Remove docs.
2703 (avg-aliased-vops): Likewise.
2704 * tree-into-ssa.c (syms_to_rename): Remove.
2705 (need_to_update_vops_p): Likewise.
2706 (need_to_initialize_update_ssa_p): Rename to ...
2707 (update_ssa_initialized_fn): ... this. Track function we are
2709 (symbol_marked_for_renaming): Simplify.
2710 (add_new_name_mapping): Do not set need_to_update_vops_p.
2711 (dump_currdefs): Use SYMS_TO_RENAME.
2712 (rewrite_update_stmt): Always walk all uses/defs.
2713 (dump_update_ssa): Adjust.
2714 (init_update_ssa): Take function argument. Track what we are
2716 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
2717 (create_new_def_for): Initialize for cfun, assert we are initialized
2719 (mark_sym_for_renaming): Simplify.
2720 (mark_set_for_renaming): Do not initialize update-ssa.
2721 (need_ssa_update_p): Simplify. Take function argument.
2722 (name_mappings_registered_p): Assert we ask for the correct function.
2723 (name_registered_for_update_p): Likewise.
2724 (ssa_names_to_replace): Likewise.
2725 (release_ssa_name_after_update_ssa): Likewise.
2726 (update_ssa): Likewise. Use SYMS_TO_RENAME.
2727 (dump_decl_set): Do not print a newline.
2728 (debug_decl_set): Do it here.
2729 (dump_update_ssa): And here.
2730 * tree-ssa-loop-im.c (move_computations): Adjust.
2731 (movement_possibility): Likewise.
2732 (determine_max_movement): Likewise.
2733 (gather_mem_refs_stmt): Likewise.
2734 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
2736 * tree-complex.c (update_all_vops): Remove.
2737 (expand_complex_move): Adjust.
2738 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
2739 Simplify test for memory referencing statement. Exclude
2740 non-invariant ADDR_EXPRs.
2741 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
2742 * tree-loop-distribution.c (generate_memset_zero): Adjust.
2743 (rdg_flag_uses): Likewise.
2744 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
2746 (tree_optimize_tail_calls_1): Also split the
2747 edge from the entry block if we have degenerate PHI nodes in
2748 the first basic block.
2749 * tree.c (init_ttree): Remove memory-tag related code.
2750 (tree_code_size): Likewise.
2751 (tree_node_structure): Likewise.
2752 (build7_stat): Re-write to be build6_stat.
2753 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
2754 (SSA_VAR_P): Adjust.
2755 (struct tree_memory_tag): Remove.
2756 (struct tree_memory_partition_tag): Likewise.
2757 (union tree_node): Adjust.
2758 (build7): Re-write to be build6.
2759 * tree-pass.h (pass_reset_cc_flags): Remove.
2760 (TODO_update_address_taken): New flag.
2761 (pass_simple_dse): Remove.
2762 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
2763 * params.h (MAX_ALIASED_VOPS): Remove.
2764 (AVG_ALIASED_VOPS): Likewise.
2765 * omp-low.c (expand_omp_taskreg): Update SSA form.
2766 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
2767 aliases the lhs in a copy stmt.
2768 * tree-ssa-dse.c (struct address_walk_data): Remove.
2769 (memory_ssa_name_same): Likewise.
2770 (memory_address_same): Likewise.
2771 (get_kill_of_stmt_lhs): Likewise.
2772 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
2773 unused stores. Look through PHI nodes into post-dominated regions.
2774 (dse_optimize_stmt): Simplify. Properly remove stores.
2775 (tree_ssa_dse): Compute dominators.
2776 (execute_simple_dse): Remove.
2777 (pass_simple_dse): Likewise.
2778 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
2779 gimple_loaded_syms and gimple_stored_syms computation.
2780 * toplev.c (dump_memory_report): Dump alias and pta stats.
2781 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
2782 (vn_reference_eq): Likewise.
2783 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
2784 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
2785 valueize_vuses): Remove.
2786 (get_def_ref_stmt_vuses): Simplify. Rename to ...
2787 (get_def_ref_stmt_vuse): ... this.
2788 (vn_reference_lookup_2): New function.
2789 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
2790 walking equivalent vuses. Simplify.
2791 (vn_reference_lookup): Likewise.
2792 (vn_reference_insert): Likewise.
2793 (vn_reference_insert_pieces): Likewise.
2794 (visit_reference_op_call): Simplify.
2795 (visit_reference_op_load): Likewise.
2796 (visit_reference_op_store): Likewise.
2797 (init_scc_vn): Remove shared_lookup_vuses initialization.
2798 (free_scc_vn): Remove shared_lookup_vuses freeing.
2799 (sort_vuses, sort_vuses_heap): Remove.
2800 (get_ref_from_reference_ops): Export.
2801 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
2802 vector with single vuse pointer.
2803 (vn_reference_lookup_pieces, vn_reference_lookup,
2804 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
2805 (shared_vuses_from_stmt): Remove.
2806 (get_ref_from_reference_ops): Declare.
2807 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
2808 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
2809 memory-tag related code.
2810 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
2811 (likely_value): Add comment, skip static-chain of call statements.
2812 (surely_varying_stmt_p): Adjust.
2813 (gimplify_and_update_call_from_tree): Likewise.
2814 (execute_fold_all_builtins): Do not rebuild alias info.
2815 (gimplify_and_update_call_from_tree): Properly update VOPs.
2816 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
2817 (copy_ref_info): Remove memory-tag related code.
2818 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
2819 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
2820 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
2822 * tree-ssa-dom.c (gimple_p): Remove typedef.
2823 (eliminate_redundant_computations): Adjust.
2824 (record_equivalences_from_stmt): Likewise.
2825 (avail_expr_hash): Likewise.
2826 (avail_expr_eq): Likewise.
2827 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
2828 (stmt_makes_single_load): Likewise.
2829 (stmt_makes_single_store): Likewise.
2830 * tree-ssa-alias.c: Rewrite completely.
2831 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
2832 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
2833 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
2834 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
2835 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
2836 Remove public functions.
2837 (pass_reset_cc_flags): Remove.
2838 (pass_build_alias): Move ...
2839 * tree-ssa-structalias.c (pass_build_alias): ... here.
2840 * tree-ssa-alias.c (may_be_aliased): Move ...
2841 * tree-flow-inline.h (may_be_aliased): ... here.
2842 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
2843 count_uses_and_derefs): Move ...
2844 * gimple.c: ... here.
2845 * gimple.h (count_uses_and_derefs): Declare.
2846 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
2847 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
2848 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
2849 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
2850 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
2851 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
2852 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
2854 * tree-dfa.c (refs_may_alias_p): Move ...
2855 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
2856 * tree-ssa-alias.h: New file.
2857 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
2858 (statement_sink_location): Likewise.
2859 * opts.c (decode_options): Do not adjust max-aliased-vops or
2860 avg-aliased-vops values.
2861 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
2862 (TV_CALL_CLOBBER): Likewise.
2863 (TV_FLOW_SENSITIVE): Likewise.
2864 (TV_FLOW_INSENSITIVE): Likewise.
2865 (TV_MEMORY_PARTITIONING): Likewise.
2866 (TV_ALIAS_STMT_WALK): New timevar.
2867 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
2868 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
2869 (get_address_description): Remove memory-tag related code.
2870 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
2871 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
2872 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
2873 and immediate uses in statements. Document.
2874 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2875 (dump_symbols): Remove.
2876 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2877 * alias.c (get_deref_alias_set): New function split out from ...
2878 (get_alias_set): ... here.
2879 * alias.h (get_deref_alias_set): Declare.
2880 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2881 type parameter. Remove restrict pointer handling. Create a
2882 ref-all pointer in case type-based alias sets do not conflict.
2883 (vect_analyze_data_refs): Remove SMT related code.
2884 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2885 (vectorizable_load): Likewise.
2886 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2887 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2888 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2889 Ignore vops and SMTs.
2890 (dr_analyze_alias): Likewise..
2891 (free_data_ref): Likewise.
2892 (create_data_ref): Likewise.
2893 (analyze_all_data_dependences): Likewise.
2894 (get_references_in_stmt): Adjust.
2895 * tree-flow-inline.h (gimple_aliases_computed_p,
2896 gimple_addressable_vars, gimple_call_clobbered_vars,
2897 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2898 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2899 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2900 gimple_mem_ref_stats): Remove.
2901 (gimple_vop): New function.
2902 (op_iter_next_use): Remove vuses and mayuses cases.
2903 (op_iter_next_def): Remove vdefs case.
2904 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2905 (clear_and_done_ssa_iter): Do not set removed fields.
2906 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2907 Assert we are not iterating over vuses or vdefs if not also
2908 iterating over uses or defs.
2909 (op_iter_init_use): Likewise.
2910 (op_iter_init_def): Likewise.
2911 (op_iter_next_vdef): Remove.
2912 (op_iter_next_mustdef): Likewise.
2913 (op_iter_init_vdef): Likewise.
2914 (compare_ssa_operands_equal): Likewise.
2915 (link_use_stmts_after): Handle vuse operand.
2916 (is_call_used): Use is_call_clobbered.
2917 (is_call_clobbered): Global variables are always call clobbered,
2918 query the call-clobbers bitmap.
2919 (mark_call_clobbered): Ignore global variables.
2920 (clear_call_clobbered): Likewise.
2921 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2922 virtual operands sanity check.
2923 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2925 (TARGET_MEM_REF): Remove TMR_TAG operand.
2926 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2927 Remove call-clobber related code.
2928 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2929 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2930 partitions or escape reason.
2931 (get_single_def_stmt, get_single_def_stmt_from_phi,
2932 get_single_def_stmt_with_phi): Remove.
2933 (dump_referenced_vars): Tidy.
2934 (get_ref_base_and_extent): Allow bare decls.
2935 (collect_dfa_stats): Adjust.
2936 * graphite.c (rename_variables_in_stmt): Adjust.
2937 (graphite_copy_stmts_from_block): Likewise.
2938 (translate_clast): Likewise.
2939 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2941 (translate_vuse_through_block): Use the oracle.
2942 (phi_translate_1): Adjust.
2943 (value_dies_in_block_x): Use the oracle. Cache the outcome
2945 (valid_in_sets): Check if the VUSE for
2946 a REFERENCE is available.
2947 (eliminate): Do not remove stmts during elimination,
2948 instead queue and remove them afterwards.
2949 (do_pre): Do not rebuild alias info.
2950 (pass_pre): Run TODO_rebuild_alias before PRE.
2951 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2952 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2953 (mark_all_v_defs_stmt): Remove.
2954 (mark_all_v_defs_seq): Adjust.
2955 (sra_replace): Likewise.
2956 (scalarize_use): Likewise.
2957 (scalarize_copy): Likewise.
2958 (scalarize_init): Likewise.
2959 (scalarize_ldst): Likewise.
2960 (todoflags): Remove.
2961 (tree_sra): Do not rebuild alias info.
2962 (tree_sra_early): Adjust.
2963 (pass_sra): Run TODO_update_address_taken before SRA.
2964 * tree-predcom.c (set_alias_info): Remove.
2965 (prepare_initializers_chain): Do not call it.
2966 (mark_virtual_ops_for_renaming): Adjust.
2967 (mark_virtual_ops_for_renaming_list): Remove.
2968 (initialize_root_vars): Adjust.
2969 (initialize_root_vars_lm): Likewise.
2970 (prepare_initializers_chain): Likewise.
2971 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2972 (may_propagate_copy_into_stmt): Likewise.
2973 (merge_alias_info): Do nothing for now.
2974 (propagate_tree_value_into_stmt): Adjust.
2975 (stmt_may_generate_copy): Likewise.
2976 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2977 not mark symbols for renaming.
2978 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2979 with the same statement, make sure to update the new pointed-to one.
2980 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2981 call statements, do not mark symbols for renaming.
2982 (mark_operand_necessary): Dump something.
2983 (ref_may_be_aliased): New function.
2984 (mark_aliased_reaching_defs_necessary_1): New helper function.
2985 (mark_aliased_reaching_defs_necessary): Likewise.
2986 (mark_all_reaching_defs_necessary_1): Likewise.
2987 (mark_all_reaching_defs_necessary): Likewise.
2988 (propagate_necessity): Do not process virtual PHIs. For
2989 non-aliased loads mark all reaching definitions as necessary.
2990 For aliased loads and stores mark the immediate dominating
2991 aliased clobbers as necessary.
2992 (visited): New global static.
2993 (perform_tree_ssa_dce): Free visited bitmap after propagating
2995 (remove_dead_phis): Perform simple dead virtual PHI removal.
2996 (remove_dead_stmt): Properly unlink virtual operands when
2998 (eliminate_unnecessary_stmts): Schedule PHI removal after
3000 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3001 (process_replaceable): Likewise.
3002 (find_replaceable_in_bb): Likewise.
3003 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3004 based on the single gimple vop.
3005 (verify_flow_insensitive_alias_info): Remove.
3006 (verify_flow_sensitive_alias_info): Likewise.
3007 (verify_call_clobbering): Likewise.
3008 (verify_memory_partitions): Likewise.
3009 (verify_alias_info): Likewise.
3010 (verify_ssa): Adjust..
3011 (execute_update_addresses_taken): Export. Update SSA
3012 manually. Optimize only when optimizing. Use a local bitmap.
3013 (pass_update_address_taken): Remove TODO_update_ssa, add
3015 (pass_update_address_taken): Just use TODO_update_address_taken.
3016 (init_tree_ssa): Do not initialize addressable_vars.
3017 (verify_ssa): Verify new VUSE / VDEF properties.
3018 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3019 Do not call verify_alias_info.
3020 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3021 Do not free the loaded and stored syms bitmaps. Reset the escaped
3022 and callused solutions. Do not free addressable_vars.
3023 Remove memory-tag related code.
3024 (warn_uninitialized_var): Aliases are always available.
3025 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3026 * lambda-code.c (can_put_in_inner_loop): Adjust.
3027 (can_put_after_inner_loop): Likewise.
3028 (perfect_nestify): Likewise.
3029 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3030 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3031 (vectorizable_conversion): Do not mark symbols for renaming.
3032 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3033 (expand_call_inline): Unlink the calls virtual operands before
3035 (tree_function_versioning): Do not call update_ssa if we are not
3036 updating clones. Simplify.
3037 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3038 (propagate_with_phi): Likewise..
3039 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3040 clobber code. Assert we are not aliased or global.
3041 * tree-flow.h: Include tree-ssa-alias.h
3042 (enum escape_type): Remove.
3043 (struct mem_sym_stats_d): Likewise.
3044 (struct mem_ref_stats_d): Likewise.
3045 (struct gimple_df): Add vop member. Remove global_var,
3046 call_clobbered_vars, call_used_vars, addressable_vars,
3047 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3048 escaped and callused members.
3049 (struct ptr_info_def): Remove all members, add points-to solution
3051 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3052 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3053 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3054 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3055 (tree-ssa-alias.o): Likewise.
3056 (toplev.o): Add tree-ssa-alias.h
3057 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3058 * gimple.c (gimple_set_bb): Fix off-by-one error.
3059 (is_gimple_reg): Do not handle memory tags.
3060 (gimple_copy): Also copy virtual operands.
3061 Delay updating the statement. Do not reset loaded and stored syms.
3062 (gimple_set_stored_syms): Remove.
3063 (gimple_set_loaded_syms): Likewise.
3064 (gimple_call_copy_skip_args): Copy the virtual operands
3065 and mark the new statement modified.
3066 * tree-ssa-structalias.c (may_alias_p): Remove.
3067 (set_uids_in_ptset): Take the alias set to prune with as
3068 parameter. Fold in the alias test of may_alias_p.
3069 (compute_points_to_sets): Compute whether a ptr is dereferenced
3071 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3072 other ADDRESSOF constraints on the lhs.
3073 (get_constraint_for_component_ref): Assert that we don't get
3074 ADDRESSOF constraints from the base of the reference.
3075 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3076 (struct variable_info): Remove collapsed_to member.
3077 (get_varinfo_fc): Remove.
3078 (new_var_info): Do not set collapsed_to.
3079 (dump_constraint): Do not follow cycles.
3080 (dump_constraint_graph): Likewise.
3081 (build_pred_graph): Likewise.
3082 (build_succ_graph): Likewise.
3083 (rewrite_constraints): Likewise.
3084 (do_simple_structure_copy): Remove.
3085 (do_rhs_deref_structure_copy): Remove.
3086 (do_lhs_deref_structure_copy): Remove.
3087 (collapse_rest_of_var): Remove.
3088 (do_structure_copy): Re-implement.
3089 (pta_stats): New global variable.
3090 (dump_pta_stats): New function.
3091 (struct constraint_expr): Make offset signed.
3092 (UNKNOWN_OFFSET): Define special value.
3093 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3094 (solution_set_expand): New helper function split out from ...
3095 (do_sd_constraint): ... here.
3096 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3097 (do_ds_constraint): Likewise.
3098 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3099 and CALLUSED = *CALLUSED.
3100 (set_union_with_increment): Make inc argument signed.
3101 (type_safe): Remove.
3102 (get_constraint_for_ptr_offset): Handle unknown and negative
3104 (first_vi_for_offset): Handle offsets before start. Bail
3105 out early for offsets beyond the variable extent.
3106 (first_or_preceding_vi_for_offset): New function.
3107 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3108 Together with ESCAPED = *ESCAPED this properly computes reachability.
3109 (find_what_var_points_to): New function.
3110 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3111 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3112 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3113 pt_solutions_intersect): New functions.
3114 (compute_call_used_vars): Remove.
3115 (compute_may_aliases): New main entry into PTA computation.
3116 * gimple.h (gimple_p): New typedef.
3117 (struct gimple_statement_base): Remove references_memory_p.
3118 (struct gimple_statement_with_memory_ops_base): Remove
3119 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3121 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3122 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3123 gimple_set_references_memory): Remove.
3124 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3125 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3127 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3128 (verify_expr): Allow RESULT_DECL.
3129 (gimple_duplicate_bb): Do not copy virtual operands.
3130 (gimple_duplicate_sese_region): Adjust.
3131 (gimple_duplicate_sese_tail): Likewise.
3132 (mark_virtual_ops_in_region): Remove.
3133 (move_sese_region_to_fn): Do not call it.
3134 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3135 and pass_simple_dse.
3136 (execute_function_todo): Handle TODO_update_address_taken,
3137 call execute_update_addresses_taken for TODO_rebuild_alias.
3138 (execute_todo): Adjust.
3139 (execute_one_pass): Init dump files early.
3140 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
3142 (create_general_new_stmt): Clear vops.
3143 * tree-ssa-reassoc.c (get_rank): Adjust.
3144 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
3145 symbols for renaming.
3146 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
3147 (PARAM_AVG_ALIASED_VOPS): Likewise.
3148 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
3149 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
3150 * tree-ssa-operands.c: Simplify for new virtual operand representation.
3151 (operand_build_cmp, copy_virtual_operands,
3152 create_ssa_artificial_load_stmt, add_to_addressable_set,
3153 gimple_add_to_addresses_taken): Remove public functions.
3154 (unlink_stmt_vdef): New function.
3156 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3158 * config.gcc (powerpc-*-linux*): Merge variants.
3160 2009-04-02 Chao-ying Fu <fu@mips.com>
3161 James Grosbach <james.grosbach@microchip.com>
3163 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
3164 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
3166 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
3167 keep_interrupts_masked_p, use_debug_exception_return_p.
3168 (mips_attribute_table): Add interrupt, use_shadow_register_set,
3169 keep_interrupts_masked, use_debug_exception_return.
3170 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
3171 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
3173 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
3174 (mips_print_operand): Process COP0 registers to print $0 .. $31
3175 correctly for GAS to process.
3176 (mips_interrupt_extra_call_saved_reg_p): New function.
3177 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
3179 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3180 (mips_compute_frame_info): Add supports for interrupt context that
3181 includes doubleword accumulators and COP0 registers.
3182 (mips_for_each_saved_acc): New function.
3183 (mips_for_each_saved_gpr_and_fpr): Change the function name from
3184 mips_for_each_saved_reg.
3185 (mips_save_reg): Save accumulators.
3186 (mips_kernel_reg_p): A new for_each_rtx callback.
3187 (mips_expand_prologue): Support interrupt handlers.
3188 (mips_restore_reg): Restore accumulators.
3189 (mips_expand_epilogue): Support interrupt handlers.
3190 (mips_can_use_return_insn): Return false for interrupt handlers.
3191 (mips_epilogue_uses): New function.
3192 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
3193 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
3194 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
3195 cop0_move): New instructions.
3196 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
3197 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
3199 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
3201 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
3202 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
3203 interrupt handlers, we use K0 as the temporary register.
3204 (EPILOGUE_USES): Change to a function call.
3205 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
3206 handlers, we use K0 as the temporary register.
3208 * doc/extend.texi (Function Attributes): Document interrupt,
3209 use_shadow_register_set, keep_interrupts_masked,
3210 use_debug_exception_return for MIPS attributes.
3212 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3214 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
3215 Remove a number of t-files from tmake_file.
3216 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
3217 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
3218 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
3219 target_prototype, not TARGET_PROTOTYPE.
3220 (LINK_OS_GNU_SPEC): Define.
3221 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
3222 and darwin-ldoubdle.c.
3224 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3227 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
3228 (cpp_options): Ditto.
3229 (default_compilers): Ditto.
3230 (display_help): Ditto.
3231 (process_command): Ditto.
3233 (set_input): Use lbasename instead of duplicate code.
3234 (save_temps_prefix): New static for -save-temps=obj.
3235 (save_temps_length): Ditto.
3237 * doc/invoke.texi (-save-temps=obj): Document new variant to
3240 2009-04-02 Jeff Law <law@redhat.com>
3242 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
3245 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3247 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
3248 * configure: Regenerated.
3250 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3252 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
3253 share the argument list.
3255 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3259 2009-02-12 Diego Novillo <dnovillo@google.com>
3261 * varpool.c (debug_varpool): New.
3262 * cgraph.h (debug_varpool): Declare.
3264 2009-04-02 Jan Hubicka <jh@suse.cz>
3266 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
3269 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3271 * config/i386/i386.c (ix86_abi): Move initialization to ...
3272 (override_options): Here.
3274 2009-04-02 Christian Bruel <christian.bruel@st.com>
3276 * config/sh/sh.c (sh_dwarf_register_span): New function.
3277 (TARGET_DWARF_REGISTER_SPAN): Define.
3278 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
3280 2009-04-02 Ira Rosen <irar@il.ibm.com>
3282 PR tree-optimization/39595
3283 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
3284 interleaved loads group is not greater than the SLP group size.
3286 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3288 * builtins.c (is_builtin_name): New.
3289 (called_as_built_in): Use is_builtin_name.
3290 * tree.h (is_builtin_name): New.
3291 * varasm.c (incorporeal_function_p): Use is_builtin_name
3293 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
3295 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
3297 2009-04-02 Dodji Seketeli <dodji@redhat.com>
3300 * c-decl.c (clone_underlying_type): Move this ...
3301 * c-common.c (set_underlying_type): ... here.
3302 Also, make sure the function properly sets TYPE_STUB_DECL() on
3303 the newly created typedef variant type.
3304 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
3305 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
3308 2009-04-02 Richard Guenther <rguenther@suse.de>
3310 PR tree-optimization/37221
3311 * tree-flow.h (degenerate_phi_result): Declare.
3312 * tree-ssa-dom.c (degenerate_phi_result): Export.
3313 * tree-scalar-evolution.c (analyze_initial_condition): If
3314 the initial condition is defined by a degenerate PHI node
3315 use the degenerate value.
3317 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
3319 PR rtl-optimization/39588
3320 * combine.c (merge_outer_ops): Do not set the constant when this
3322 (simplify_shift_const_1): Do not modify it either in this case.
3324 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
3326 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
3327 tuning is deprecated if -mtune value is set to an Itanium1 variant.
3329 2009-04-01 Janis Johnson <janis187@us.ibm.com>
3332 * c-lex.c (interpret_float): Default (no suffix) is double.
3334 2009-04-1 Xinliang David Li <davidxl@google.com>
3336 * config/i386/i386.c (legitimate_constant_p): Recognize
3337 all one vector constant.
3339 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3341 * gcc/config/vax/vax.c: Add #includes to silence warnings.
3342 Change #include order to silence two warnings.
3344 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3346 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
3347 (ASM_SPEC): Pass -k to the assembler for PIC code.
3349 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3351 * gcc/config.gcc: Add vax-*-linux* to the switch.
3352 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
3353 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
3355 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3357 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
3358 Use predicate macros instead of GET_CODE() == foo.
3359 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
3360 ashlsi3, rotrsi3, <unnamed>): Likewise.
3362 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3364 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
3365 jbbccihi, jbbccisi): Remova trailing whitespace.
3366 * gcc/config/vax/constraints.md: Likewise.
3367 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3368 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
3369 * gcc/config/vax/predicates.md: Likewise.
3370 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
3371 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
3372 * gcc/config/vax/vax.h: Likewise.
3373 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
3375 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3377 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
3378 (indirectable_address_p, adjacent_operands_p): Add spaces around
3380 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
3382 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3384 * gcc/config/vax/vax.c (legitimate_constant_address_p,
3385 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
3386 index_term_p, reg_plus_index_p, legitimate_address_p,
3387 vax_mode_dependent_address_p): Update comments to match functions
3388 modified by the recent int->bool conversion.
3390 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3392 * gcc/config/vax/builtins.md: Update copyright message.
3393 * gcc/config/vax/constraints.md: Likewise.
3394 * gcc/config/vax/netbsd-elf.h: Likewise.
3395 * gcc/config/vax/predicates.md: Likewise.
3396 * gcc/config/vax/vax-protos.h: Likewise.
3397 * gcc/config/vax/vax.c: Likewise.
3398 * gcc/config/vax/vax.h: Likewise.
3399 * gcc/config/vax/vax.md: Likewise.
3400 * gcc/config/vax/vax.opt: Likewise.
3402 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3404 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
3405 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
3406 * gcc/config/vax/constraints.md (B, R): Likewise.
3407 * gcc/config/vax/predicates.md (external_memory_operand,
3408 nonimmediate_addsub_di_operand): Likewise.
3409 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
3410 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
3411 untyped_call): Likewise.
3413 2009-04-01 Matt Thomas <matt@3am-software.com>
3415 * config/vax/predicates.md: New file.
3416 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
3417 external_const_operand, nonsymbolic_operand, external_memory_operand,
3418 indirect_memory_operand, indexed_memory_operand,
3419 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
3420 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
3422 * config/vax/constraints.md: New file.
3423 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
3425 * config/vax/builtins.md: New file.
3426 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
3427 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
3429 * config/vax/vax.opt (mqmath): Add option.
3430 * config/vax/vax.md (isfx): Extend with DI.
3431 (VAXintQH, VAXintQHSD): Define.
3432 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
3433 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
3434 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
3435 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
3436 (movdi): Update constraints and use vax_output_int_move().
3437 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
3438 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
3439 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
3440 nonlocal_goto): New.
3441 (mov<mode>): Extend accepted operand types.
3442 (subdi3_old): Rename from subdi3, change update constraints and use
3443 a new implementation.
3444 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
3445 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
3446 MOVE_RATIO, CLEAR_RATIO): Define.
3447 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
3448 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
3449 (PRINT_OPERAND): Redefine using a function instead of inlined code.
3450 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
3451 (split_quadword_operands): Make static and really allow variable
3453 (print_operand_address): Update for PIC generation.
3454 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
3455 indexable_address_p, fixup_mathdi_operand,
3456 vax_expand_addsub_di_operands, adjacent_operands_p): New.
3457 (vax_float_literal, legitimate_constant_p,
3458 indirectable_constant_address_p, index_term_p,
3459 reg_plus_index_p): Return bool instead of int.
3460 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
3462 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
3464 (vax_output_conditional_branch): Indent.
3465 (legitimate_constant_address_p, indirectable_constant_address_p,
3466 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
3467 vax_mode_dependent_address_p): Return bool instead of int, update for
3469 * config/vax/vax-protos.h (legitimate_constant_address_p,
3470 legitimate_constant_p, legitimate_address_p,
3471 vax_mode_dependent_address_p): Change declaration to bool.
3472 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
3473 vax_expand_addsub_di_operands, vax_output_int_subtract,
3474 vax_output_movmemsi): Declare.
3475 (split_quadword_operands, vax_float_literal): Delete declaration.
3476 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
3477 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
3478 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
3479 ASM_OUTPUT_DWARF_PCREL): Define.
3480 (ASM_SPEC): Change definition to allow PIC generation.
3482 2009-04-01 Steve Ellcey <sje@cup.hp.com>
3484 * doc/sourcebuild.texi: Update front-end requirements.
3486 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3489 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
3490 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
3491 (booldi3_internal3): Use boolean_or_operator instead of
3494 2009-04-01 Joseph Myers <joseph@codesourcery.com>
3497 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
3498 declarator whose size is not an integer constant expression but
3499 folds to an integer constant, then treat it as a constant
3502 2009-04-01 Richard Guenther <rguenther@suse.de>
3504 * fold-const.c (fold_plusminus_mult_expr): Do not fold
3505 i * 4 + 2 to (i * 2 + 1) * 2.
3507 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3510 * c-parser.c (c_parser_asm_statement): Skip until close paren and
3511 return if c_parser_asm_string_literal returned NULL.
3513 2009-04-01 Nick Clifton <nickc@redhat.com>
3515 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
3517 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
3518 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
3519 other typedefs to avoid conflicts with libgcc2.c. Define labels
3520 to gain 16-bit bit-manipulation functions from libgcc2.c and then
3522 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
3523 to gain 16-bit trapping arithmetic functions from libgcc2.c and
3526 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
3528 * varasm.c (default_function_rodata_section): Declare DOT as
3531 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
3532 Andrey Galkin <agalkin@hypercom.com>
3535 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
3536 Make object_name unique for each process.
3538 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3541 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
3542 addressable variables in the parallel that could go out of scope while
3543 running queued tasks.
3545 2009-04-01 Anatoly Sokolov <aesok@post.ru>
3547 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
3548 (CASE_VALUES_THRESHOLD): Redefine.
3549 * config/avr/avr.c (avr_override_options): Remove initialization of
3550 avr_case_values_threshold variable.
3551 (avr_case_values_threshold): Remove variable. Add new function.
3552 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
3553 * config/avr/avr.opt (mno-tablejump): Remove option.
3554 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
3556 2009-04-01 DJ Delorie <dj@redhat.com>
3558 * varasm.c (default_function_rodata_section): Don't assume
3559 anything about where the first '.' in the section name is.
3561 2009-04-01 Alan Modra <amodra@bigpond.net.au>
3563 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
3564 rs6000_emit_stack_tie.
3566 2009-03-31 Ian Lance Taylor <iant@google.com>
3568 * tree-eh.c (tree_remove_unreachable_handlers): Compare
3569 gimple_code with GIMPLE_RESX, not RESX.
3571 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3573 * c-common.c (c_get_ident): New.
3574 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
3576 2009-04-01 Ben Elliston <bje@au.ibm.com>
3578 * config/rs6000/sysv4.opt (msdata): Improve option description.
3580 2009-03-31 Steve Ellcey <sje@cup.hp.com>
3582 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
3583 (divdf3_internal_lat): Remove.
3584 (divxf3_internal_lat): Remove.
3585 (divxf3_internal_thr): Remove.
3586 (divxf): Use divxf3_internal.
3587 * config/ia64/div.md (divsf3_internal_lat): New.
3588 (divdf3_internal_lat): New.
3589 (divxf3_internal): New.
3591 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3594 * Makefile.in (USE_GCC_STDINT): Define.
3595 (stmp-int-hdrs): Install stdint.h if applicable.
3596 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
3598 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
3599 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
3600 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3601 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3602 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3603 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3604 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3605 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3606 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3607 (c_common_nodes_and_builtins): Initialize
3608 underlying_wchar_type_node. Do not initialize
3609 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
3610 nodes for new types.
3611 (c_stddef_cpp_builtins): Define macros for new types.
3612 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
3614 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
3615 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
3616 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
3617 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
3618 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
3619 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
3620 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
3621 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
3622 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
3623 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
3624 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
3625 int16_type_node, int32_type_node, int64_type_node,
3626 uint8_type_node, uint16_type_node, c_uint32_type_node,
3627 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
3628 int_least32_type_node, int_least64_type_node,
3629 uint_least8_type_node, uint_least16_type_node,
3630 uint_least32_type_node, uint_least64_type_node,
3631 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
3632 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
3633 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
3634 uintptr_type_node): Define.
3635 * c-cppbuiltin.c (builtin_define_constants,
3636 builtin_define_type_minmax): New.
3637 (builtin_define_stdint_macros): Define more macros.
3638 (c_cpp_builtins): Define more limit macros.
3640 (builtin_define_type_max): Define in terms of
3641 builtin_define_type_minmax. Remove is_long parameter. All
3643 * config.gcc (use_gcc_stdint): Define.
3644 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
3645 Add newlib-stdint.h for generic targets.
3646 * config/glibc-stdint.h, config/newlib-stdint.h,
3647 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
3648 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
3649 * config/score/score.h (UINTPTR_TYPE): Define.
3650 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
3651 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
3652 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3653 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3654 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3655 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3656 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3657 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3658 * config/spu/spu.h (STDINT_LONG32): Define.
3659 * configure.ac (use_gcc_stdint): Substitute.
3660 * configure: Regenerate.
3661 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
3662 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
3663 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
3664 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
3665 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
3666 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
3667 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
3668 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
3669 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
3670 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
3671 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
3672 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
3673 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
3674 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
3675 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
3676 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
3677 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
3678 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
3679 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
3680 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
3681 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
3682 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
3683 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3684 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3685 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3686 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3687 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3688 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3689 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
3691 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
3693 * loop-iv.c (suitable_set_for_replacement): Renamed from
3694 simplify_using_assignment; changed to return bool and to accept new
3695 args DEST and SRC. Return true iff we find a source/destination pair
3696 that can be used to make a replacement, and fill SRC and DEST if so.
3697 Remove arg ALTERED. Don't deal with altered regs here. All callers
3699 (simplify_using_initial_values): Deal with altered regs here and track
3700 more precisely the effect they have on the validity of our expression.
3702 * loop-iv.c (simplify_using_condition): A condition of the form
3703 (EQ REG CONST) can be used to simply make a substitution.
3704 (simplify_using_initial_values): Keep track of conditions we have seen
3705 and keep using them to simplify new expressions, while applying the
3706 same substitutions to them as to the expression.
3708 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3709 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
3712 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
3713 changed. Use this when trying to improve the upper bound.
3714 Generate the comparison by using simplify_gen_relational.
3716 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
3718 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
3720 (simplify_using_assignment, simplify_using_initial_values): Call
3721 replace_in_expr to make replacements. Call replace_single_def_regs
3722 once on the initial version of the expression.
3724 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3727 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
3729 2009-03-31 Richard Guenther <rguenther@suse.de>
3732 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
3733 equality comparisons. Fold C - X CMP X if C % 2 == 1.
3735 2009-03-31 Richard Guenther <rguenther@suse.de>
3737 * tree.h (div_if_zero_remainder): Declare.
3738 * fold-const.c (div_if_zero_remainder): Export.
3739 * tree-ssa-forwprop.c
3740 (forward_propagate_addr_into_variable_array_index): Handle
3741 constant array index addition outside of the variable index.
3743 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3746 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
3747 define_splits, floatunssi<mode>2): Require x87 conversions from
3748 DImode to be permitted.
3750 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3752 PR preprocessor/15638
3753 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
3755 2009-03-31 Richard Guenther <rguenther@suse.de>
3759 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
3760 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
3761 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
3762 a separate statement.
3763 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
3764 (lookup_tmp_var): Likewise.
3765 (is_gimple_formal_tmp_or_call_rhs): Remove.
3766 (is_gimple_reg_or_call_rhs): Rename to ...
3767 (is_gimple_reg_rhs_or_call): ... this.
3768 (is_gimple_mem_or_call_rhs): Rename to ...
3769 (is_gimple_mem_rhs_or_call): ... this.
3770 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
3771 DECL_GIMPLE_REG_P only if is_formal is true.
3772 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
3773 for non-proper post-modify expression gimplification.
3774 (gimplify_self_mod_expr): For post-modify expressions gimplify
3775 the lvalue to a minimal lvalue.
3776 (rhs_predicate_for): Remove formal temp case.
3777 (gimplify_modify_expr_rhs): Likewise.
3778 (gimplify_addr_expr): Use is_gimple_reg.
3779 (gimplify_expr): Remove formal temp cases.
3780 (gimple_regimplify_operands): Likewise.
3781 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
3782 and FILTER_EXPR like constants.
3783 * gimple.c (walk_gimple_op): Fix val_only initialization, use
3785 (is_gimple_formal_tmp_rhs): Remove.
3786 (is_gimple_reg_rhs): Remove special casing.
3787 (is_gimple_mem_rhs): Fix.
3788 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
3789 (is_gimple_formal_tmp_var): Remove.
3790 (is_gimple_formal_tmp_reg): Likewise.
3791 (is_gimple_min_lval): Allow invariant component ref parts.
3792 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
3793 is_gimple_formal_tmp_reg): Remove declarations.
3794 * tree-cfg.c (verify_expr): Verify that variables with address
3795 taken do not have DECL_GIMPLE_REG_P set.
3796 * tree-mudflap.c (mf_build_check_statement_for): Use
3797 force_gimple_operand instead of gimplify_expr.
3799 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
3801 * modulo-sched.c (sms_schedule_by_order): Pass the actual
3802 schedulable rows to compute_split_row.
3804 2009-03-31 Ben Elliston <bje@au.ibm.com>
3807 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
3810 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3812 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
3813 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
3814 * configure: Regenerate.
3815 * config.in: Regenerate.
3816 * config/rs6000/rs6000.opt (mtls-markers): Add.
3817 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
3818 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
3819 (tls_ld_aix, tls_ld_sysv): Likewise.
3820 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
3821 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
3823 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3825 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
3827 2009-03-30 Jan Hubicka <jh@suse.cz>
3829 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
3831 (tree_remove_unreachable_handlers): Cleanup EH predecestor
3832 detection and label handling.
3834 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3836 * ira-int.h (ira_allocno): Rename left_conflicts_num to
3837 left_conflicts_size.
3838 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
3839 ALLOCNO_LEFT_CONFLICTS_SIZE.
3841 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
3842 remove_allocno_from_bucket_and_push,
3843 allocno_spill_priority_compare, push_allocnos_to_stack,
3844 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3845 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
3846 (setup_allocno_left_conflicts_num): Ditto. Rename to
3847 setup_allocno_left_conflicts_size.
3848 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3849 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
3850 setup_allocno_left_conflicts_size instead of
3851 setup_allocno_left_conflicts_num.
3853 * ira-build.c (ira_create_allocno): Use
3854 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
3855 ALLOCNO_LEFT_CONFLICTS_NUM.
3857 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3859 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3860 instead of DF_LR_OUT.
3862 * ira-lives.c (process_bb_node_lives): Ditto.
3864 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3865 instead of DF_LR_{OUT,IN}.
3867 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3869 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3871 2009-03-30 Jan Hubicka <jh@suse.cz>
3873 * except.c (label_to_region_map): Fix thinko.
3875 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3878 * tree.h (tree_find_value): New declaration.
3879 * tree.c (tree_find_value): New function.
3880 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3882 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3885 * c-decl.c (struct c_binding): Add locus field.
3886 (bind): Add locus argument, set locus field from it.
3887 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3888 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3889 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3890 implicitly_declare, undeclared_variable, lookup_label,
3891 declare_label, c_make_fname_decl, c_builtin_function,
3892 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3895 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
3898 * config/i386/i386.c (classify_argument): Check total size of
3901 2009-03-30 Martin Jambor <mjambor@suse.cz>
3903 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3904 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3905 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3908 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3909 seen_variable_array_ref while also traversing a union.
3911 * tree-inline.c (optimize_inline_calls): Do not call
3912 cgraph_node_remove_callees.
3913 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3914 (pass_remove_cgraph_callee_edges): New variable.
3915 * passes.c (init_optimization_passes): Add
3916 pass_remove_cgraph_callee_edges after early inlining and before all
3917 late intraprocedural passes.
3919 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3921 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3923 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3926 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3928 * combine.c (simplify_comparison): Use have_insn_for.
3929 * dojump.c (do_jump): Likewise.
3931 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3933 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3934 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3935 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3936 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3937 instead of sparc_compare_emitted.
3938 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3939 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3940 instead of sparc_compare_emitted.
3942 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3944 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3945 enter/exit cfglayout mode.
3946 (pass_partition_block): Require it.
3947 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3948 (combine_instructions): Track basic blocks instead of labels.
3949 (update_cfg_for_uncondjump): New.
3950 (try_combine): Use it. Update jumps after rescanning.
3951 (pass_combine): Require PROP_cfglayout.
3952 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3954 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3956 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3957 Provide/destroy PROP_cfglayout respectively.
3958 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3959 * tree-pass.h (PROP_cfglayout): New.
3961 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3963 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3964 fold_convert_const_fixed_from_fixed,
3965 fold_convert_const_fixed_from_int,
3966 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3967 set TREE_CONSTANT_OVERFLOW.
3968 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3969 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3971 2009-03-30 Ira Rosen <irar@il.ibm.com>
3973 * tree-vect-loop-manip.c: New file.
3974 * tree-vectorizer.c: Update documentation and included files.
3975 (vect_loop_location): Make extern.
3976 (rename_use_op): Move to tree-vect-loop-manip.c
3977 (rename_variables_in_bb, rename_variables_in_loop,
3978 slpeel_update_phis_for_duplicate_loop,
3979 slpeel_update_phi_nodes_for_guard1,
3980 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3981 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3982 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3983 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3984 find_loop_location): Likewise.
3985 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3986 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3987 get_vectype_for_scalar_type, vect_is_simple_use,
3988 supportable_widening_operation, supportable_narrowing_operation):
3990 (bb_in_loop_p): Move to tree-vect-loop.c.
3991 (new_loop_vec_info, destroy_loop_vec_info,
3992 reduction_code_for_scalar_code, report_vect_op,
3993 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3994 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3995 (vect_supportable_dr_alignment): Likewise.
3996 * tree-vectorizer.h (tree-data-ref.h): Include.
3997 (vect_loop_location): Declare.
3998 Reorganize function declarations according to the new file structure.
3999 * tree-vect-loop.c: New file.
4000 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4001 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4002 * tree-vect-data-refs.c: New file.
4003 * tree-vect-patterns.c (timevar.h): Don't include.
4004 * tree-vect-stmts.c: New file.
4005 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4006 tree-vect-slp.c, tree-vect-loop.c.
4007 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4008 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4009 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4010 (tree-vect-analyze.o): Remove.
4011 (tree-vect-transform.o): Likewise.
4012 (tree-vect-data-refs.o): Add rule.
4013 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4014 tree-vect-slp.o): Likewise.
4015 (tree-vect-patterns.o): Remove redundant dependencies.
4016 (tree-vectorizer.o): Likewise.
4017 * tree-vect-slp.c: New file.
4019 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4021 * optc-gen.awk: Warn if an option flag has multiple different
4024 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4026 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4027 -floop-block): Document dependences on PPL, CLooG and Graphite.
4029 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4031 PR rtl-optimization/323
4032 * c-common.c (c_fully_fold, convert_and_check,
4033 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4034 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4035 * c-common.def (EXCESS_PRECISION_EXPR): New.
4036 * c-cppbuiltin.c (builtin_define_float_constants): Define
4037 constants with enough digits for long double.
4038 * c-lex.c (interpret_float): Interpret constant with excess
4039 precision where appropriate.
4040 * c-opts.c (c_common_post_options): Set
4041 flag_excess_precision_cmdline. Give an error for
4042 -fexcess-precision=standard for C++ for processors where the
4043 option is significant.
4044 * c-parser.c (c_parser_conditional_expression): Handle excess
4045 precision in condition.
4046 * c-typeck.c (convert_arguments): Handle arguments with excess
4048 (build_unary_op): Move excess precision outside operation.
4049 (build_conditional_expr): Likewise.
4050 (build_compound_expr): Likewise.
4051 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4052 (build_modify_expr): Handle excess precision in RHS.
4053 (convert_for_assignment): Handle excess precision in converted
4055 (digest_init, output_init_element, process_init_element): Handle
4056 excess precision in initializer.
4057 (c_finish_return): Handle excess precision in return value.
4058 (build_binary_op): Handle excess precision in operands and add
4059 excess precision as needed for operation.
4060 * common.opt (-fexcess-precision=): New option.
4061 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4062 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4063 For standard excess precision, output explicit conversion to and
4064 truncation from XFmode.
4065 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4066 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4067 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4068 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4069 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4070 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4071 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4072 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4073 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4074 define_splits, sqrt<mode>2): Disable where appropriate for
4075 standard excess precision.
4076 * convert.c (convert_to_real): Do not shorten arithmetic to type
4077 for which excess precision would be used.
4078 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4079 * doc/invoke.texi (-fexcess-precision=): Document option.
4080 (-mfpmath=): Correct index entry.
4081 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4082 flag_excess_precision): New.
4083 * langhooks.c (lhd_post_options): Set
4084 flag_excess_precision_cmdline.
4085 * opts.c (common_handle_option): Handle -fexcess-precision=.
4086 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4087 init_excess_precision): New.
4088 (lang_dependent_init_target): Call init_excess_precision.
4089 * tree.c (excess_precision_type): New.
4090 * tree.h (excess_precision_type): Declare.
4092 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4095 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4096 non-lvalue to component.
4098 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4100 PR preprocessor/34695
4101 * Makefile.in (c-opts.o): Depend on c-tree.h.
4102 * c-common.c: Move down include of diagnostic.h.
4103 (done_lexing, c_cpp_error): New.
4104 * c-common.h (done_lexing): Declare.
4105 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4107 * c-opts.c: Include c-tree.h.
4108 (c_common_init_options): Set preprocessor error callback.
4109 (c_common_handle_option): Do not set preprocessor
4110 inhibit_warnings, warnings_are_errors, warn_system_headers,
4111 pedantic_errors or inhibit_warnings flags.
4112 (c_common_post_options): Do not check cpp_errors (parse_in).
4113 (c_common_finish): Do not output dependencies if there were
4114 errors. Do not check return value of cpp_finish.
4115 * c-ppoutput.c (pp_file_change): Set input_location.
4116 * c-tree.h (c_cpp_error): Declare.
4117 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4119 (diagnostic_build_prefix): Check override_column.
4120 * diagnostic.h (diagnostic_info): Add override_column field.
4121 (diagnostic_override_column): Define.
4123 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4125 * c-common.c (c_expand_expr, c_staticp): Remove.
4126 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4127 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4128 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4129 * c-gimplify.c (gimplify_compound_literal_expr,
4130 optimize_compound_literals_in_ctor): Remove.
4131 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4132 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4133 * c-semantics.c (emit_local_var): Remove.
4135 * langhooks-def.h (lhd_expand_expr): Remove.
4136 * langhooks.c (lhd_expand_expr): Remove.
4137 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4139 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
4140 handling from c-semantics.c; don't call into langhook.
4141 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
4142 * gimplify.c (gimplify_compound_literal_expr,
4143 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
4144 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
4145 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
4146 as was done in c-gimplify.c.
4147 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
4148 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
4149 Move from c-common.h.
4150 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
4152 * tree.c (staticp): Do not call langhook.
4153 * langhooks.c (lhd_staticp): Delete.
4154 * langhooks-def.h (lhd_staticp): Delete prototype.
4155 (LANG_HOOKS_STATICP): Delete.
4156 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
4158 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
4159 instead of DECL_STMTs.
4161 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4169 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
4171 (fold_call_expr): Return a NOP_EXPR from folding rather than the
4172 contained expression.
4173 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
4174 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
4175 conditional expressions for C.
4176 (decl_constant_value_for_optimization): Move from
4177 decl_constant_value_for_broken_optimization in c-typeck.c. Check
4178 whether optimizing and that the expression is a VAR_DECL not of
4179 array type instead of doing such checks in the caller. Do not
4180 check pedantic. Call gcc_unreachable for C++.
4181 * c-common.def (C_MAYBE_CONST_EXPR): New.
4182 * c-common.h (c_fully_fold, c_save_expr,
4183 decl_constant_value_for_optimization): New prototypes.
4184 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4185 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4186 EXPR_INT_CONST_OPERANDS): Define.
4187 * c-convert.c (convert): Strip nops from expression.
4188 * c-decl.c (groktypename): Take extra parameters expr and
4189 expr_const_operands. Update call to grokdeclarator.
4190 (start_decl): Update call to grokdeclarator. Add statement for
4191 expressions used in type of decl.
4192 (grokparm): Update call to grokdeclarator.
4193 (push_parm_decl): Update call to grokdeclarator.
4194 (build_compound_literal): Add parameter non_const and build a
4195 C_MAYBE_COSNT_EXPR if applicable.
4196 (grokdeclarator): Take extra parameters expr and
4197 expr_const_operands. Track expressions used in declaration
4198 specifiers and declarators. Fold array sizes and track whether
4199 they are constant expressions and whether they are integer
4200 constant expressions.
4201 (parser_xref_tag): Set expr and expr_const_operands fields in
4203 (grokfield): Update call to grokdeclarator.
4204 (start_function): Update call to grokdeclarator.
4205 (build_null_declspecs): Set expr and expr_const_operands fields in
4207 (declspecs_add_type): Handle expressions in typeof specifiers.
4208 * c-parser.c (c_parser_declspecs): Set expr and
4209 expr_const_operands fields for declaration specifiers.
4210 (c_parser_enum_specifier): Likewise.
4211 (c_parser_struct_or_union_specifier): Likewise.
4212 (c_parser_typeof_specifier): Likewise. Update call to
4213 groktypename. Fold expression as needed. Return expressions with
4214 type instead of adding statements.
4215 (c_parser_attributes): Update calls to c_parser_expr_list.
4216 (c_parser_statement_after_labels): Fold expression before passing
4217 to objc_build_throw_stmt.
4218 (c_parser_condition): Fold expression.
4219 (c_parser_asm_operands): Fold expression.
4220 (c_parser_conditional_expression): Use c_save_expr. Update call
4221 to build_conditional_expr.
4222 (c_parser_alignof_expression): Update call to groktypename.
4223 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
4224 original_code. Fold expression argument of va_arg. Create
4225 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
4226 argument to va_arg. Update calls to groktypename. Fold array
4227 index for offsetof. Verify that first argument to
4228 __builtin_choose_expr has integer type.
4229 (c_parser_postfix_expression_after_paren_type): Update calls to
4230 groktypename and build_compound_literal. Handle expressions with
4231 side effects in type name.
4232 (c_parser_postfix_expression_after_primary): Update call to
4233 c_parser_expr_list. Set original_code for calls to
4234 __builtin_constant_p.
4235 (c_parser_expr_list): Take extra parameter fold_p. Fold
4236 expressions if requested.
4237 (c_parser_objc_type_name): Update call to groktypename.
4238 (c_parser_objc_synchronized_statement): Fold expression.
4239 (c_parser_objc_receiver): Fold expression.
4240 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
4241 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
4242 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
4243 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
4244 (struct c_typespec): Add elements expr and expr_const_operands.
4245 (struct c_declspecs): Add elements expr and expr_const_operands.
4246 (groktypename, build_conditional_expr, build_compound_literal):
4248 (in_late_binary_op): Declare.
4249 * c-typeck.c (note_integer_operands): New function.
4250 (in_late_binary_op): New variable.
4251 (decl_constant_value_for_broken_optimization): Move to c-common.c
4252 and rename to decl_constant_value_for_optimization.
4253 (default_function_array_conversion): Do not strip nops.
4254 (default_conversion): Do not call
4255 decl_constant_value_for_broken_optimization.
4256 (build_array_ref): Do not fold result.
4257 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
4258 result when operand is a VLA.
4259 (c_expr_sizeof_type): Update call to groktypename. Handle
4260 expressions included in type name. Use C_MAYBE_CONST_EXPR for
4261 result when operand names a VLA type.
4262 (build_function_call): Update call to build_compound_literal.
4263 Only fold result for calls to __builtin_* functions. Strip
4264 NOP_EXPR from INTEGER_CST returned from such functions. Fold
4265 the function designator.
4266 (convert_arguments): Fold arguments. Update call to
4267 convert_for_assignment.
4268 (build_unary_op): Handle increment and decrement of
4269 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
4270 decrement earlier. Fold operand of increment and decrement.
4271 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
4272 built for integer operand. Wrap returns that are INTEGER_CSTs
4273 without being integer constant expressions or that have integer
4274 constant operands without being INTEGER_CSTs.
4275 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
4276 (build_conditional_expr): Add operand ifexp_bcp. Track whether
4277 result is an integer constant expression or can be used in
4278 unevaluated parts of one and avoid folding and wrap as
4279 appropriate. Fold operands before possibly doing -Wsign-compare
4281 (build_compound_expr): Wrap result for C99 if operands can be used
4282 in integer constant expressions.
4283 (build_c_cast): Update call to digest_init. Do not ignore
4284 overflow from casting floating-point constants to integers. Wrap
4285 results that could be confused with integer constant expressions,
4286 null pointer constants or floating-point constants.
4287 (c_cast_expr): Update call to groktypename. Handle expressions
4288 included in type name.
4289 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
4290 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
4291 Update calls to convert_for_assignment.
4292 (convert_for_assignment): Take new parameter
4293 null_pointer_constant. Do not strip nops or call
4294 decl_constant_value_for_broken_optimization. Set
4295 in_late_binary_op for conversions to boolean.
4296 (store_init_value): Update call to digest_init.
4297 (digest_init): Take new parameter null_pointer_constant. Do not
4298 call decl_constant_value_for_broken_optimization. pedwarn for
4299 initializers not constant expressions. Update calls to
4300 convert_for_assignment.
4301 (constructor_nonconst): New.
4302 (struct constructor_stack): Add nonconst element.
4303 (really_start_incremental_init, push_init_level, pop_init_level):
4304 Handle constructor_nonconst and nonconst element.
4305 (set_init_index): Call constant_expression_warning for array
4307 (output_init_element): Fold value. Set constructor_nonconst as
4308 applicable. pedwarn for initializers not constant expressions.
4309 Update call to digest_init. Call constant_expression_warning
4310 where constant initializers are required.
4311 (process_init_element): Use c_save_expr.
4312 (c_finish_goto_ptr): Fold expression.
4313 (c_finish_return): Fold return value. Update call to
4314 convert_for_assignment.
4315 (c_start_case): Fold switch expression.
4316 (c_process_expr_stmt): Fold expression.
4317 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
4318 ensure statement expression is not evaluated in constant expression.
4319 (build_binary_op): Track whether results are integer constant
4320 expressions or may occur in such, disable folding and wrap results
4321 as applicable. Fold operands for -Wsign-compare warnings unless
4323 (c_objc_common_truthvalue_conversion): Handle results folded to
4324 integer constants that are not integer constant expressions.
4325 * doc/extend.texi: Document when typeof operands are evaluated,
4326 that condition of __builtin_choose_expr is an integer constant
4327 expression, and more about use of __builtin_constant_p in
4330 2009-03-29 Richard Guenther <rguenther@suse.de>
4332 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
4333 propagate addresses of array references.
4335 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
4337 * regmove.c (perhaps_ends_bb_p): Remove.
4338 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
4339 from INSN and check that the main loop stays within that basic block.
4340 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
4341 (regmove_forward_pass): Split out from regmove_optimize. Use
4342 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
4343 (regmove_backward_pass): Split out from regmove_optimize. Use
4344 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
4345 (regmove_optimize): Simplify.
4347 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4350 * config/i386/i386.c (classify_argument): Ignore flexible array
4351 member in struct and warn ABI change.
4353 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4355 * config/i386/i386-protos.h (ix86_agi_dependent): New.
4357 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
4358 (ix86_adjust_cost): Updated.
4360 2009-03-29 Jan Hubicka <jh@suse.cz>
4363 * tree-pass.h (pass_cleanup_eh): New function.
4364 (remove_unreachable_regions): Break code handling RTL
4365 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
4366 that can not be reached by runtime.
4367 (can_be_reached_by_runtime): New function.
4368 (label_to_region_map): New function.
4369 (num_eh_regions): New function.
4370 (rtl_remove_unreachable_regions): New function.
4371 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
4372 (remove_eh_region): New function.
4373 * except.h: Include sbitmap and vecprim.
4374 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
4375 num_eh_regions): Declare.
4376 * passes.c (init_optimization_passes): Schedule cleanup_eh.
4377 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
4378 * tree-eh.c (tree_remove_unreachable_handlers): New function.
4379 (tree_empty_eh_handler_p): New function.
4380 (cleanup_empty_eh): New function.
4381 (cleanup_eh): New function.
4382 (pass_cleanup_eh): New function.
4384 2009-03-29 Jan Hubicka <jh@suse.cz>
4386 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
4387 for removed regions.
4389 2009-03-29 Jan Hubicka <jh@suse.cz>
4391 * except.c (dump_eh_tree): Dump all datastructures.
4393 2009-03-29 Jan Hubicka <jh@suse.cz>
4395 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
4396 (duplicate_eh_regions_1): Likewise.
4397 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
4398 vector; call EH verification.
4399 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4400 Be ready for region being removed.
4402 2009-03-29 Jan Hubicka <jh@suse.cz>
4404 * bitmap.c (bitmap_last_set_bit): New function.
4405 * bitmap.h (bitmap_last_set_bit): Declare.
4407 2009-03-29 David Ayers <ayers@fsfe.org>
4410 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
4411 by calling objc_compare_types and surpress warnings about
4412 incompatible C pointers that are compatible ObjC pointers.
4414 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
4416 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
4417 call initialize_inline_failed.
4418 (initialize_inline_failed): Move it from here ...
4419 * cgraph.c (initialize_inline_failed): ... to here.
4420 (cgraph_create_edge): Call initialize_inline_failed rather than
4421 setting inline_failed directly.
4423 2009-03-29 Ben Elliston <bje@au.ibm.com>
4426 * sysv4.opt (msdata): Improve comment.
4427 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
4428 * sysv4.h (SVR4_ASM_SPEC): Likewise.
4430 2009-03-29 Ben Elliston <bje@au.ibm.com>
4433 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
4434 load and store attributes.
4436 2009-03-29 Ben Elliston <bje@au.ibm.com>
4438 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
4439 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
4440 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
4441 * doc/extend.texi (X86 Built-in Functions): Add index entries for
4442 __builtin_infq and __builtin_huge_valq.
4444 2009-03-28 Anatoly Sokolov <aesok@post.ru>
4446 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
4448 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4449 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
4451 2009-03-28 Xinliang David Li <davidxl@google.com>
4453 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
4454 (do_dbg_cnt): New function.
4456 2009-03-28 Jan Hubicka <jh@suse.cz>
4458 Merge from pretty-ipa:
4460 2009-03-27 Jan Hubicka <jh@suse.cz>
4462 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4463 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
4464 * passes.c (function_called_by_processed_nodes_p): New.
4465 * ipa-pure-const.c (check_call): Fix handling of operands.
4466 (analyze_function): Dump debug output for skipped bodies.
4467 (local_pure_const): Use function_called_by_processed_nodes_p.
4468 * dwarf2out.c (reference_to_unused): Use output.
4469 * passes.c (do_per_function_toporder): Likewise.
4471 2008-11-12 Jan Hubicka <jh@suse.cz>
4473 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
4474 * ipa-pure-const.c (funct_state_d): Add can throw field; make
4475 state_set_in_source enum
4476 (check_decl): Ignore memory tags; do not set fake looping flags;
4478 (check_operand, check_tree, check_rhs_var, check_lhs_var,
4479 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
4480 (check_call, analyze_function): Rewrite.
4482 (add_new_function): Update call of analyze_function.
4483 (generate_summary): Add call of analyze_function.
4484 (propagate): Propagate can_throw; handle state_set_in_source correctly.
4485 (local_pure_const): New function.
4486 (pass_local_pure_const): New pass.
4487 * ipa-inline.c (inline_transform): Set after_inlining.
4488 * tree-eh.c (stmt_can_throw_external): New.
4489 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
4490 work with aliasing built.
4491 * tree-flow.h (stmt_can_throw_external): New.
4492 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
4493 and local pure/const pass in early and late optimization queue.
4495 2009-03-28 Martin Jambor <mjambor@suse.cz>
4497 * fold-const.c (get_pointer_modulus_and_residue): New parameter
4499 (fold_binary): Allow function decl aligment consideration is the
4500 second argument is integer constant one.
4501 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
4502 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
4503 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
4505 2009-03-28 Jan Hubicka <jh@suse.cz>
4507 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
4508 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
4509 * function.h (rtl_data): Add nothrow flag.
4510 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
4511 set DECL_NOTHROW for AVAILABLE functions.
4513 2009-03-28 Jakub Jelinek <jakub@redhat.com>
4515 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
4516 following vector keyword has expansion starting with pixel or bool
4517 keyword, expand vector to __vector and pixel or bool to __pixel or
4521 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
4522 warn_if_disallowed_function_p): Removed.
4523 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
4524 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
4525 warning_if_disallowed_function_p.
4526 * flags.h (warn_if_disallowed_function_p,
4527 warn_disallowed_functions): Removed.
4528 * common.opt (Wdisallowed-function-list=): Removed.
4529 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
4531 2009-03-28 Richard Guenther <rguenther@suse.de>
4533 PR tree-optimization/38723
4534 * tree-ssa-pre.c (compute_avail): Add all default definitions to
4537 2009-03-28 Jan Hubicka <jh@suse.cz>
4539 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
4540 test introduced by my previous patch.
4542 2009-03-28 Richard Guenther <rguenther@suse.de>
4544 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
4545 the PHIs value undefined.
4547 2009-03-28 Jan Hubicka <jh@suse.cz>
4549 * tree-pass.h (pass_fixup_cfg): New pass.
4550 * ipa-inline.c (inline_transform): Set
4551 always_inline_functions_inlined/after_inlining.
4552 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
4553 (pass_fixup_cfg): New pass.
4554 * passes.c (init_optimization_passes): Add fixup_cfg.
4556 2009-03-28 Richard Guenther <rguenther@suse.de>
4558 PR tree-optimization/38458
4559 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
4560 argument use the arguments copy-of value.
4562 2009-03-28 Richard Guenther <rguenther@suse.de>
4564 PR tree-optimization/38180
4565 * tree-ssa-ccp.c (get_default_value): Simplify.
4566 (likely_value): Likewise.
4567 (surely_varying_stmt_p): Properly handle VOP case.
4568 (ccp_initialize): Likewise.
4569 (ccp_fold): Handle propagating through *&.
4570 (fold_const_aggregate_ref): Also handle decls.
4572 2009-03-28 Jan Hubicka <jh@suse.cz>
4574 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4575 * cgraph.h (cgraph_node): Likewise.
4576 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
4577 (cgraph_reset_node): Use process flag.
4578 (cgraph_mark_functions_to_output): Likewise.
4579 (cgraph_expand_function): Likewise.
4580 (cgraph_expand_all_functions): Likewise.
4581 (cgraph_output_in_order): Likewise.
4582 * dwarf2out.c (reference_to_unused): Likewise.
4583 * passes.c do_per_function_toporder): Likewise.
4585 2009-03-28 Jan Hubicka <jh@suse.cz>
4587 Bring from lto-branch:
4589 2008-09-03 Doug Kwan <dougkwan@google.com>
4591 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
4592 enums instead of reason strings.
4593 * cgraph.c (cgraph_create_edge): Same.
4594 (cgraph_inline_failed_string): New function.
4595 * cgraph.h (cgraph_inline_failed_t): New enum type.
4596 (cgraph_inline_failed_string): New prototype.
4597 (struct cgraph_edge): Change type of INLINED_FAILED from constant
4598 char pointer to cgraph_inline_failed_t.
4599 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
4600 (cgraph_default_inline_p): Ditto.
4601 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
4602 to cgraph_inline_failed_t pointer.
4603 * cif-code.def: New file.
4604 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
4606 (cgraph_check_inline_limits): Change type of REASON to pointer to
4607 cgraph_inline_failed_t. Replace reason strings with enums.
4608 (cgraph_default_inline_p): Ditto.
4609 (cgraph_recursive_inlining_p): Ditto.
4610 (update_caller_keys): Change type of FAILED_REASON to
4611 cgraph_inline_failed_t.
4612 (cgraph_set_inline_failed): Change type of REASON to pointer to
4613 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
4614 convert enums to strings for text output.
4615 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
4616 to be of type cgraph_inline_failed_t. Replace reason strings with
4617 enums. Call cgraph_inline_failed_string to covert enums
4618 to strings for text output.
4619 (cgraph_decide_inlining): Replace reason strings with enums.
4620 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
4621 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
4623 * tree-inline.c (expand_call_inline): Change type of REASON
4624 to cgraph_inline_failed_t. Replace reason strings with enums.
4625 Call cgraph_inline_failed_string for text output.
4626 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
4629 2009-03-28 Jan Hubicka <jh@suse.cz>
4631 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
4632 cgraph_clone_node): Remove master clone handling.
4633 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4634 * cgraph.h (master_clone): Remove.
4635 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4636 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
4637 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4639 2009-03-28 Jan Hubicka <jh@suse.cz>
4641 * cgraph.c (cgraph_function_body_availability): Functions declared
4642 inline are always safe to assume that it is not going to be replaced.
4644 2009-03-28 Richard Guenther <rguenther@suse.de>
4646 PR tree-optimization/38513
4647 * tree-ssa-pre.c (eliminate): Remove redundant stores.
4648 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4649 EXC_PTR_EXPR and FILTER_EXPR.
4650 (get_ref_from_reference_ops): Likewise.
4652 2009-03-28 Richard Guenther <rguenther@suse.de>
4654 PR tree-optimization/38968
4655 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4656 Use FLOOR_MOD_EXPR to compute misalignment.
4658 2009-03-28 Richard Guenther <rguenther@suse.de>
4660 PR tree-optimization/37795
4661 * tree.h (combine_comparisons): Declare.
4662 * fold-const.c (combine_comparisons): Export.
4663 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
4665 (ifcombine_iforif): Use combine_comparisons.
4667 2009-03-28 Jan Hubicka <jh@suse.cz>
4669 * tree-eh.c (inlinable_call_p): New function.
4670 (make_eh_edges): Use it.
4671 (verify_eh_edges): Use it.
4672 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
4673 * except.c (reachable_next_level): Add inlinable_function argument
4674 (sjlj_find_directly_reachable_regions): Update.
4675 (add_reachable_handler): Do not set saw_any_handlers.
4676 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
4677 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4678 Add new inlinable call parameter.
4679 (can_throw_internal, can_throw_external): Update.
4680 * except.h (can_throw_internal_1, can_throw_external_1,
4681 foreach_reachable_handler): Update declaration.
4683 2009-03-28 Joseph Myers <joseph@codesourcery.com>
4685 * config/arm/t-arm-coff, config/h8300/coff.h,
4686 config/i386/i386-aout.h, config/i386/i386-coff.h,
4687 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
4688 config/pdp11/2bsd.h, config/rs6000/aix41.h,
4689 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
4690 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
4691 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
4692 sys-types.h: Remove.
4693 * Makefile.in: Remove protoize and fixproto support and references
4695 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
4696 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
4698 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
4699 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
4700 unprotoize$(exeext).
4701 (rest.encap): Don't depend on $(STMP_FIXPROTO)
4702 (.PHONY): Don't depend on proto.
4703 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
4704 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
4705 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
4706 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
4707 build/gen-protos.o, build/scan.o, xsys-protos.h,
4708 build/fix-header$(build_exeext), build/fix-header.o,
4709 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
4710 stmp-install-fixproto): Remove.
4711 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
4712 SYSCALLS.c or fixproto files.
4713 (install-common): Don't install protoize.
4714 (install-headers-tar, install-headers-cpio, install-headers-cp):
4715 Don't depend on $(STMP_FIXPROTO).
4716 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
4717 install fixproto files or write out fixproto settings.
4718 (uninstall): Don't uninstall protoize.
4719 * config.gcc (use_fixproto): Remove.
4720 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
4721 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
4722 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
4723 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
4724 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
4725 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
4726 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
4727 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
4728 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
4729 * config/t-vxworks (STMP_FIXPROTO): Remove.
4730 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
4731 STMP_FIXPROTO): Remove.
4732 * config.in, configure: Regenerate.
4733 * crtstuff.c (gid_t, uid_t): Don't undefine.
4734 * doc/install.texi: Change m68k-coff to m68k-elf in example.
4735 (arm-*-coff, arm-*-aout: Remove target entries.
4736 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
4737 Remove mention of AIX 4.1.
4738 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
4739 * doc/invoke.texi (Running Protoize): Remove.
4740 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
4741 (Protoize Caveats): Remove.
4742 * tsystem.h: Update comments on headers assumed to exist.
4744 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
4746 * genautomata.c: Add a new year to the copyright. Add a new
4748 (struct insn_reserv_decl): Add comments for member bypass_list.
4749 (find_bypass): Remove.
4750 (insert_bypass): New.
4751 (process_decls): Use insert_bypass.
4752 (output_internal_insn_latency_func): Output all bypasses with the
4753 same input insn in one switch case.
4755 * rtl.def (define_bypass): Describe bypass choice.
4756 * doc/md.texi (define_bypass): Ditto.
4758 2009-03-27 Richard Guenther <rguenther@suse.de>
4760 * gimplify.c (mark_addressable): Export.
4761 * tree-flow.h (mark_addressable): Declare.
4762 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
4763 * tree-ssa.c (verify_phi_args): Verify that address taken
4764 variables have TREE_ADDRESSABLE set.
4766 2009-03-27 Richard Guenther <rguenther@suse.de>
4768 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
4769 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
4770 Do not mark decls TREE_ADDRESSABLE.
4771 (build_fold_addr_expr): Adjust.
4772 (fold_addr_expr): Remove.
4773 (fold_unary): Use build_fold_addr_expr.
4774 (fold_comparison): Likewise.
4775 (split_address_to_core_and_offset): Likewise.
4776 * coverage.c (tree_coverage_counter_addr): Mark the array decl
4778 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
4779 (gimplify_modify_expr_to_memcpy): Mark source and destination
4781 * omp-low.c (create_omp_child_function): Mark the object decl
4783 (lower_rec_input_clauses): Mark the var we take the address of
4785 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
4787 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4790 * cfgexpand.c (expand_one_stack_var_at): Change alignment
4791 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
4793 2009-03-27 Richard Guenther <rguenther@suse.de>
4795 PR tree-optimization/39120
4796 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
4798 (handle_lhs_call): Process return constraints. Add escape
4799 constraints if necessary.
4800 (handle_const_call): Fill out return constraints. Make nested
4801 case more precise. Avoid consttmp if possible.
4802 (handle_pure_call): Fill out return constraints. Avoid
4803 callused if possible.
4804 (find_func_aliases): Simplify call handling.
4806 2009-03-27 Richard Guenther <rguenther@suse.de>
4808 PR tree-optimization/39120
4809 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
4810 as a representative.
4811 (solve_graph): Do propagate CALLUSED.
4812 (handle_pure_call): Use a scalar constraint from CALLUSED for
4814 (find_what_p_points_to): CALLUSED shall not appear in poins-to
4817 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4820 * c-common.c (handle_aligned_attribute): Properly check alignment
4821 overflow. Use (1U << i) instead of (1 << i).
4823 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
4825 * expr.h (get_mem_align_offset): Updated.
4827 * tree.h (tree_decl_common): Change align to "unsigned int" and
4828 move it before pointer_alias_set.
4830 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4831 Jakub Jelinek <jakub@redhat.com>
4834 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
4835 gr_register_operand with gr_reg_or_0_operand.
4836 (cmpxchg_rel_di): Likewise.
4837 (sync_lock_test_and_set<mode>): Likewise.
4839 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4841 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
4842 (true_regnum): Likewise.
4844 * rtlanal.c (subreg_info): Moved to ...
4845 * rtl.h (subreg_info): Here. New.
4846 (subreg_get_info): New.
4848 * rtlanal.c (subreg_get_info): Make it extern.
4850 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4853 * config/i386/i386.c (ix86_abi): New.
4854 (override_options): Handle -mabi=.
4855 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
4856 (ix86_call_abi_override): Likewise.
4857 (init_cumulative_args): Likewise.
4858 (function_arg_advance): Likewise.
4859 (function_arg_64): Likewise.
4860 (function_arg): Likewise.
4861 (ix86_pass_by_reference): Likewise.
4862 (ix86_function_value_regno_p): Likewise.
4863 (ix86_build_builtin_va_list_abi): Likewise.
4864 (setup_incoming_varargs_64): Likewise.
4865 (is_va_list_char_pointer): Likewise.
4866 (ix86_init_machine_status): Likewise.
4867 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
4868 (ix86_function_type_abi): Return enum calling_abi. Rewrite
4869 for 64bit. Replace DEFAULT_ABI with ix86_abi.
4870 (ix86_function_abi): Make it static and return enum calling_abi.
4871 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
4873 (ix86_fn_abi_va_list): Updated.
4875 * config/i386/i386.h (ix86_abi): New.
4876 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4877 (CONDITIONAL_REGISTER_USAGE): Likewise.
4878 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4879 (machine_function): Likewise.
4881 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4883 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4884 (STACK_BOUNDARY): Likewise.
4885 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4887 * config/i386/i386.opt (mabi=): New.
4889 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4890 return enum calling_abi.
4891 (ix86_function_type_abi): Likewise.
4892 (ix86_function_abi): Removed.
4894 * doc/invoke.texi: Document -mabi= option for x86.
4896 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4898 * builtins.c (real_dconstp): Delete.
4899 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4901 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4902 Jakub Jelinek <jakub@redhat.com>
4905 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4906 (gen_subprogram_die): When a function is explicit, generate the
4907 DW_AT_explicit attribute.
4908 * langhooks.h (struct lang_hooks_for_decls): Add
4909 function_decl_explicit_p langhook.
4910 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4911 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4913 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4915 * builtins.c (fold_builtin_memory_op): Optimize memmove
4916 into memcpy if we can prove source and destination don't overlap.
4918 * tree-inline.c: Include gt-tree-inline.h.
4919 (clone_fn_id_num): New variable.
4920 (clone_function_name): New function.
4921 (tree_function_versioning): Use it.
4922 * Makefile.in (GTFILES): Add tree-inline.c.
4924 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4926 * BASE-VER: Change to 4.5.0.
4928 2009-03-27 Xinliang David Li <davidxl@google.com>
4930 PR tree-optimization/39557
4931 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4933 2009-03-27 Xinliang David Li <davidxl@google.com>
4935 PR tree-optimization/39548
4936 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4939 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4941 * c-common.c (pointer_int_sum): Use %wd on return from
4944 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4946 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4947 on return from tree_low_cst.
4949 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4952 * ginclude/stdarg.h (va_copy): Define also for
4953 __GXX_EXPERIMENTAL_CXX0X__.
4955 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4958 * builtins.h (c_strlen): Do not warn here.
4959 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4960 * c-common.c (pointer_int_sum): Take an explicit location.
4961 Warn about offsets out of bounds.
4962 * c-common.h (pointer_int_sum): Adjust declaration.
4964 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4966 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4969 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4972 * opts.c (warn_if_disallowed_function_p): Don't assume
4973 get_callee_fndecl must return non-NULL.
4975 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4977 PR rtl-optimization/39522
4978 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4979 when reg_reloaded_valid is set.
4981 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4983 * config/spu/divv2df3.c: New file.
4984 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4985 (DPBIT_FUNCS): Filter out _div_df.
4987 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4989 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4990 a jump insn, count that jump in the distance to the loop start.
4992 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4995 * config/sh/sh.c (calc_live_regs): Fix condition for global
4996 registers except PIC_OFFSET_TABLE_REGNUM.
4998 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5001 * doc/invoke.texi (-mconsole): New.
5005 (-mnop-fun-dllimport): New.
5009 (sub section "i386 and x86-64 Windows Options"): New.
5011 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5013 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5014 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5016 2009-03-25 Richard Guenther <rguenther@suse.de>
5019 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5022 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5024 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5025 neither of haifa/selective schedulers are working.
5027 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5029 * doc/invoke.texi (Debugging Options): Fix description of
5030 -fno-merge-debug-strings.
5032 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5034 * config/cris/libgcc.ver: New version-script.
5035 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5037 * configure.ac <GAS features, nop mnemonic>: Add pattern
5038 crisv32-*-* for "nop".
5039 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5040 * configure: Regenerate.
5042 2009-03-24 Ira Rosen <irar@il.ibm.com>
5044 PR tree-optimization/39529
5045 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5046 mark_sym_for_renaming for the tag copied to the new vector
5049 2009-03-24 Arthur Loiret <aloiret@debian.org>
5051 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5052 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5053 EXTRA_SPEC_FUNCTIONS.
5054 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5055 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5056 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5057 -march and -mtune options.
5059 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5061 * config/m68k/t-rtems: Add m5329 multilib.
5063 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5064 Jakub Jelinek <jakub@redhat.com>
5067 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5070 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5073 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5074 instead of c_parser_expression_conv, if original_code isn't one of the
5075 4 allowed comparison codes, fail.
5077 2009-03-23 Richard Guenther <rguenther@suse.de>
5079 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5080 * tree.h (struct tree_type): Likewise.
5081 * reload.h (struct insn_chain): Likewise.
5082 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5083 * function.h (struct function): Likewise.
5084 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5086 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5088 PR tree-optimization/39516
5089 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5091 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5093 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5094 should be set true if BITS_PER_WORD of target is bigger than 32
5096 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5098 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5099 Translate -B-options to -rpath-link. Correct existing
5100 rpath-link and conditionalize on !nostdlib.
5102 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5104 * doc/extend.texi (Function Attributes, Variable Attributes):
5106 * doc/invoke.texi (Debugging Options, Optimize Options)
5107 (i386 and x86-64 Options, MCore Options): Likewise.
5109 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5112 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5113 it for block local namespace aliases.
5114 (gen_decl_die): Pass context_die to gen_namespace_die.
5116 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5119 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5120 minimum or maximum value.
5122 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5124 * reginfo.c (globalize_reg): Recompute derived reg sets.
5126 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5129 * libgcc2.c (mprotect): Do not use signed arguments for
5130 VirtualProtect, use DWORD arguments. Also fix the 'may
5131 be used uninitialized' warning for the np variable.
5133 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5136 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5137 functions using regparm calling conventions when not optimizing.
5138 (ix86_function_sseregparm): Similarly for sseregparm calling
5141 2009-03-19 Li Feng <nemokingdom@gmail.com>
5144 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
5145 dependence if the first conflict is after niter iterations.
5147 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
5150 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
5151 functions with dynamic stack-pointer adjustments.
5153 2009-03-19 Ben Elliston <bje@au.ibm.com>
5155 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
5156 option; change to -msdata=data.
5158 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5160 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
5163 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
5166 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
5168 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
5170 * doc/invoke.texi (Code Gen Options): Expand discussion of
5173 2009-03-18 Jakub Jelinek <jakub@redhat.com>
5175 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
5176 * matrix-reorg.c (struct matrix_info): Likewise.
5177 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
5178 * rtl.h (struct mem_attrs): Likewise.
5179 * df.h (struct df): Likewise.
5180 * tree-data-ref.h (struct data_dependence_relation): Likewise.
5181 * ira-int.h (struct ira_allocno): Likewise.
5182 * df-scan.c (struct df_collection_rec): Likewise.
5183 * ira.c (struct equivalence): Likewise.
5184 * function.c (struct temp_slot): Likewise.
5185 * cfgloop.h (struct loop): Likewise.
5188 * function.c (use_register_for_decl): When not optimizing, disregard
5189 register keyword for variables with types containing methods.
5191 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
5194 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
5195 (is_simple_operand): Call contains_component_ref_p before calling data
5196 reference analysis that would fail on COMPONENT_REFs.
5198 * tree-vrp.c (search_for_addr_array): Fix formatting.
5200 2009-03-18 Richard Guenther <rguenther@suse.de>
5202 * tree-vect-transform.c (vect_loop_versioning): Fold the
5203 generated comparisons.
5204 * tree-vectorizer.c (set_prologue_iterations): Likewise.
5205 (slpeel_tree_peel_loop_to_edge): Likewise.
5207 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5210 * opts.c (print_specific_help): In addition to `undocumented',
5211 accept `separate' and `joined' flags if passed alone. Describe
5212 output by the first matched one of those.
5213 (common_handle_option): Skip over empty strings.
5214 * gcc.c (display_help): Fix help string for `--help='.
5215 * doc/invoke.texi (Option Summary, Overall Options): With
5216 `--help=', classes and qualifiers can both be repeated, but
5217 only the latter can be negated. One should not pass only
5218 negated qualifiers. Fix markup and examples.
5221 2008-10-14 Jakub Jelinek <jakub@redhat.com>
5223 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
5224 and -fhelp=separate.
5226 2009-03-17 Jing Yu <jingyu@google.com>
5229 * function.h (struct rtl_data): Move is_thunk from here...
5230 (struct function): ...to here.
5231 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
5232 * varasm.c (assemble_start_function): Change is_thunk from crtl to
5234 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
5236 (alpha_does_function_need_gp, alpha_start_function): Likewise.
5237 (alpha_output_function_end_prologue): Likewise.
5238 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
5239 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
5240 (rs6000_output_function_epilogue): Likewise.
5241 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5243 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
5246 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
5247 from different units in a single alternative.
5248 (*truncdfsf_i387): Ditto.
5249 (*truncxfsf2_mixed): Ditto.
5250 (*truncxfdf2_mixed): Ditto.
5252 2009-03-17 Jakub Jelinek <jakub@redhat.com>
5254 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
5255 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
5258 * tree-ssa-live.c (remove_unused_locals): Don't remove local
5259 unused non-artificial variables when not optimizing.
5262 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
5263 DW_TAG_imported_module even if decl is IMPORTED_DECL with
5264 NAMESPACE_DECL in its DECL_INITIAL.
5267 * optabs.c (set_user_assembler_libfunc): New function.
5268 * expr.h (set_user_assembler_libfunc): New prototype.
5269 * c-common.c: Include libfuncs.h.
5270 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
5271 for memcmp, memset, memcpy, memmove and abort.
5272 * Makefile.in (c-common.o): Depend on libfuncs.h.
5275 * dwarf2out.c (gen_inlined_enumeration_type_die,
5276 gen_inlined_structure_type_die, gen_inlined_union_type_die,
5277 gen_tagged_type_instantiation_die): Removed.
5278 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
5281 2009-03-17 Janis Johnson <janis187@us.ibm.com>
5284 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
5286 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
5287 (check-parallel-%): Ditto.
5288 (check-consistency): Ditto.
5290 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
5292 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
5293 local variable rhs by NULL_TREE.
5295 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5298 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
5300 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5303 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
5305 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5308 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
5309 for ms->sysv ABI calls only in 64bit mode.
5311 * config/i386/i386.md (untyped_call): Support 32bit.
5313 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
5315 * doc/extend.texi: Replace x86_65 with x86_64.
5317 2009-03-16 Jakub Jelinek <jakub@redhat.com>
5319 PR tree-optimization/39455
5320 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
5321 mismatches for POINTER_TYPE_P (type).
5322 (number_of_iterations_le): Likewise.
5324 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5326 * config/picochip/picochip.c: Removed profiling support.
5327 * config/picochip/picochip.md: Removed profiling instruction.
5328 * config/picochip/picochip.h: Removed profiling builtin.
5330 2009-03-16 Joseph Myers <joseph@codesourcery.com>
5332 * doc/install.texi (--with-host-libstdcxx): Document.
5334 2009-03-14 Anatoly Sokolov <aesok@post.ru>
5337 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
5338 generate a warning if the function name does not begin with
5339 "__vector" and the function has either the 'signal' or 'interrupt'
5340 attribute, from here to ...
5341 (avr_declare_function_name): ...here. New function.
5342 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
5343 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
5345 2009-03-14 Jakub Jelinek <jakub@redhat.com>
5348 * cse.c (fold_rtx): Don't modify original const_arg1 when
5349 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
5350 separate variable instead.
5351 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
5352 from out of range shift counts.
5353 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
5355 2009-03-13 Catherine Moore <clm@codesourcery.com>
5357 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
5358 diagnostic.h with $(DIAGNOSTIC_H).
5360 2009-03-12 Jakub Jelinek <jakub@redhat.com>
5363 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
5365 * config/i386/sync.md (sync_compare_and_swap<mode>,
5366 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
5367 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
5369 (sync_double_compare_and_swapdi_pic,
5370 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
5371 cmpxchg8b_pic_memory_operand instead of just memory_operand.
5373 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5376 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
5378 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5381 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5382 (avx_addsubv4df3): Likewise.
5383 (*avx_addsubv4sf3): Likewise.
5384 (sse3_addsubv4sf3): Likewise.
5386 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5389 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
5391 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
5394 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
5395 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
5396 registers for allocnos created from user-defined variables.
5398 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5401 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
5402 of non-integer mode as well.
5404 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
5406 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
5407 for functions for which the parameter types are unknown.
5409 2009-03-11 Jakub Jelinek <jakub@redhat.com>
5412 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
5413 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
5414 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
5415 * config/i386/i386.c (ix86_local_alignment): For
5416 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
5417 long long variables on the stack to avoid dynamic realignment.
5418 Allow the first argument to be a decl rather than type.
5419 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
5421 2009-03-11 Nick Clifton <nickc@redhat.com>
5424 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
5426 Add description to mno-lsim option.
5427 * config/mcore/mcore.h: Remove comment about deprecated m4align
5429 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
5430 * doc/invoke.texi: Add description of mno-lsim and
5431 mstack-increment options.
5433 * config/fr30/fr30.opt: Document the -mno-lsim option.
5434 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
5435 and -mno-lsim options.
5437 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5439 * fold-const.c (fold_comparison): Only call fold_inf_compare
5440 if the mode supports infinities.
5442 2009-03-11 Jason Merrill <jason@redhat.com>
5445 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
5446 end already did. Notice GIMPLE_CALL modifications of the result.
5447 Don't copy debug information from an ignored decl or a decl from
5450 2009-03-10 Richard Guenther <rguenther@suse.de>
5451 Nathan Froyd <froydnj@codesourcery.com>
5454 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
5455 (__divMODE3): Likewise.
5457 2009-03-09 Jakub Jelinek <jakub@redhat.com>
5459 PR tree-optimization/39394
5460 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
5461 DECL_SIZE_UNIT of variable length FIELD_DECLs.
5463 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5465 * recog.c (verfiy_changes): Disallow renaming of hard regs in
5466 inline asms for register asm ("") declarations.
5468 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
5470 * fold-const.c (fold_unary): Fix comment.
5472 2009-03-07 Jan Hubicka <jh@suse.cz>
5475 * tree-inline.c (setup_one_parameter): Do replacement of const
5476 argument by constant in SSA form.
5478 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5481 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
5482 determine alignment passed to assign_stack_local.
5483 (assign_parms_unsplit_complex): Likewise.
5484 * except.c (sjlj_build_landing_pads): Likewise.
5486 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5489 * tree-flow.h (add_referenced_var): Return bool instead of void.
5490 * tree-dfa.c (add_referenced_var): Return result of
5491 referenced_var_check_and_insert call.
5492 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
5493 of referenced_var_check_and_insert.
5496 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
5497 (gen_variable_die): Emit DW_AT_location on abstract static variable's
5498 DIE, don't emit it if abstract origin already has it.
5499 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
5500 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
5502 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5504 * genpreds.c (needs_variable): Fix parentheses at variable name
5506 (write_tm_constrs_h): Indent generated code.
5508 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5510 * doc/extend.texi (Function Attributes): Add documentation
5513 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5516 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
5517 take locus from its DECL_SOURCE_LOCATION instead of input_location.
5519 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5521 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
5524 2009-03-05 Jakub Jelinek <jakub@redhat.com>
5527 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
5528 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
5530 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
5532 * config/i386/i386.md (R8_REG, R9_REG): New constants.
5533 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
5534 constants instead of magic numbers.
5535 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5537 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
5538 (x86_64_ms_abi_int_parameter_registers): Ditto.
5539 (x86_64_int_return_registers): Ditto.
5540 (ix86_maybe_switch_abi): Ditto.
5541 (ix86_expand_call): Ditto for clobbered_registers array.
5542 (ix86_hard_regno_mode_ok): Ditto.
5543 (x86_extended_QIreg_mentioned_p): Ditto.
5545 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
5547 PR tree-optimization/39349
5548 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
5550 * combine.c (gen_lowpart_for_combine): Use omode when generating
5553 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
5555 PR rtl-optimization/39235
5556 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
5558 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5560 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
5562 2009-03-04 Richard Guenther <rguenther@suse.de>
5564 PR tree-optimization/39362
5565 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
5566 that occur in abnormal PHIs should be varying.
5568 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5570 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
5572 (simple_iv): Take loop as an argument instead of statement.
5573 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5574 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
5576 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
5578 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
5579 * matrix-reorg.c (analyze_transpose): Ditto.
5580 * tree-data-ref.c (dr_analyze_innermost): Ditto.
5581 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5582 * tree-predcom.c (ref_at_iteration): Ditto.
5583 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
5585 2009-03-04 Richard Guenther <rguenther@suse.de>
5587 PR tree-optimization/39358
5588 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
5589 escaped_id and callused_id.
5590 (solve_graph): Likewise.
5592 2009-03-04 Richard Guenther <rguenther@suse.de>
5594 PR tree-optimization/39339
5595 * tree-sra.c (try_instantiate_multiple_fields): Make it
5596 no longer ICE on the above.
5598 2009-03-03 Joseph Myers <joseph@codesourcery.com>
5600 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
5601 that fits within Pmode.
5603 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5606 * tm.texi (LIBCALL_VALUE): Update description.
5608 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5611 * doc/extend.texi (section): Update description.
5613 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
5616 * tree-inline.c (remapped_type): New.
5617 (can_be_nonlocal): Call remapped_type instead of remap_type.
5619 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5622 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
5623 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
5625 2009-03-03 Richard Guenther <rguenther@suse.de>
5628 * tree.c (tree_nonartificial_location): New function.
5629 * tree.h (tree_nonartificial_location): Declare.
5630 * builtins.c (expand_builtin_memory_chk): Provide location
5631 of the call location for artificial function pieces.
5632 (maybe_emit_chk_warning): Likewise.
5633 (maybe_emit_sprintf_chk_warning): Likewise.
5634 (maybe_emit_free_warning): Likewise.
5635 * expr.c (expand_expr_real_1): Likewise.
5637 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5639 PR tree-optimization/39343
5640 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
5641 COMPONENT_REF t has ARRAY_TYPE.
5643 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5646 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
5647 when the type precision of the induction variable should be
5648 larger than the type precision of nit.
5649 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
5650 * graphite.c (graphite_loop_normal_form): Same.
5651 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
5653 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5655 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
5656 (*call_1_rex64_ms_sysv): Use named constants instead of magic
5657 numbers to describe clobbered registers.
5658 (*call_value_0_rex64_ms_sysv): Ditto.
5659 * config/i386/mmx.md (mmx_emms): Ditto.
5662 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
5664 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
5667 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5669 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
5670 (spu_section_type_flags): New function.
5672 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5674 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
5675 reg_class_contents of FLOAT_REGS into a temporary.
5677 2009-03-02 Richard Guenther <rguenther@suse.de>
5678 Ira Rosen <irar@il.ibm.com>
5680 PR tree-optimization/39318
5681 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
5682 information to the vectorized statement.
5684 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
5686 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
5687 variable. Use defined names instead of magic constants for REX SSE
5690 2009-03-01 Richard Guenther <rguenther@suse.de>
5692 PR tree-optimization/39331
5693 * omp-low.c (lower_send_shared_vars): Do not receive new
5694 values for the reference of DECL_BY_REFERENCE parms or results.
5696 2009-03-01 Jan Hubicka <jh@suse.cz>
5699 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
5700 BLOCK_NONLOCALIZED_VAR): New macros.
5701 (tree_block): Add nonlocalized_vars.
5702 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
5703 gen_decl_die): Add origin argument. Allow generation of die with
5704 origin at hand only.
5705 (gen_member_die, gen_type_die_with_usage, force_decl_die,
5706 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
5708 (gen_block_die): Fix checking for unused blocks.
5709 (process_scope_var): Break out from .... ; work with origins only.
5710 (decls_for_scope) ... here; process nonlocalized list.
5711 (dwarf2out_ignore_block): Look for nonlocalized vars.
5712 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
5714 (dump_scope_block): Dump them.
5715 * tree-inline.c (remap_decls): Handle nonlocalized vars.
5716 (remap_block): Likewise.
5717 (can_be_nonlocal): New predicate.
5718 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
5720 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5722 * configure: Regenerate.
5724 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5726 * optc-gen.awk: No need to duplicate option flags twice.
5727 Reuse help texts for duplicate options which do not have any.
5729 * gcc.c (display_help): Document --version.
5731 * gcc.c (main): If print_help_list and verbose_flag, ensure
5732 driver output comes before subprocess output.
5734 * optc-gen.awk: Assign all remaining fields to help string,
5735 space-separated, for multi-line help in *.opt.
5737 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
5738 -Wno-pedantic-ms-format is for MinGW targets only.
5740 * doc/options.texi (Option file format): Fix bad indentation,
5741 restoring dropped sentence.
5743 2009-02-28 Jan Hubicka <jh@suse.cz>
5745 * tree-inline.c (tree_function_versioning): Output debug info.
5747 2009-02-28 Jan Hubicka <jh@suse.cz>
5750 * tree-inline.c (setup_one_parameter): Do not copy propagate
5751 arguments when not optimizing.
5753 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
5756 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5757 (avx_addsubv4df3): Likewise.
5758 (*avx_addsubv4sf3): Likewise.
5759 (sse3_addsubv4sf3): Likewise.
5760 (*avx_addsubv2df3): Likewise.
5761 (sse3_addsubv2df3): Likewise.
5762 (avx_unpckhps256): Correct item selectors.
5763 (avx_unpcklps256): Likewise.
5764 (avx_unpckhpd256): Likewise.
5765 (avx_unpcklpd256): Likewise.
5767 2009-02-28 Jan Hubicka <jh@suse.cz>
5769 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
5771 (copy_arguments_for_versioning): If var is declared don't declare it.
5772 (tree_function_versioning): First setup substitutions and then copy
5775 2009-02-27 Jan Hubicka <jh@suse.cz>
5778 * cgraph.h (varpool_output_debug_info): Remove.
5779 * cgraphunit.c (varpool_output_debug_info): Remove.
5780 * dwarf2out.c (deferred_locations_struct): New struct
5781 (deferred_locations): New type.
5782 (deferred_locations_list): New static var.
5783 (deffer_location): New function.
5784 (gen_variable_die): Use it.
5785 (decls_for_scope): Output info on local static vars.
5786 (dwarf2out_finish): Process deferred locations.
5787 * varpool.c (varpool_output_debug_info): Remove.
5789 2009-02-27 Jan Hubicka <jh@suse.cz>
5792 * tree.h (TREE_PROTECTED): Fix comment.
5793 (BLOCK_HANDLER_BLOCK): Remove.
5794 (struct tree_block): Remove handler_block add body_block.
5795 (inlined_function_outer_scope_p): New.
5796 (is_body_block): Remove.
5797 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
5798 * dwarf2out.c (is_inlined_entry_point): Remove.
5799 (add_high_low_attributes): Use inlined_function_outer_scope_p.
5800 (gen_block_die): Use is_inlined_entry_point check. Remove body block
5802 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
5803 * gimplify.c (gimplify_expr): Gimplify body blocks.
5804 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
5805 block with multiple subblocks.
5806 (dump_scope_block): Prettier output; dump more flags and info.
5807 (dump_scope_blocks): New.
5808 (remove_unused_locals): Use dump_scope_blocks.
5809 * tree-flow.h (dump_scope_blocks): Declare.
5810 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
5811 * stmt.c (is_body_block): Remove.
5812 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
5813 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
5815 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
5818 * graphite.c (graphite_loop_normal_form): Do not call
5819 number_of_iterations_exit from a gcc_assert.
5821 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5823 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
5824 jumps if COND is NULL.
5825 (find_cond_jump): New function.
5826 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
5827 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
5829 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
5831 * config/alpha/alpha.h (alpha_expand_mov): Return false if
5832 force_const_mem returns NULL_RTX.
5834 2009-02-26 Jan Hubicka <jh@suse.cz>
5837 * cgraph.h (varpool_output_debug_info): Remove.
5838 * cgraphunit.c (varpool_output_debug_info): Remove.
5839 * dwarf2out.c (deferred_locations_struct): New struct
5840 (deferred_locations): New type.
5841 (deferred_locations_list): New static var.
5842 (deffer_location): New function.
5843 (gen_variable_die): Use it.
5844 (decls_for_scope): Output info on local static vars.
5845 (dwarf2out_finish): Process deferred locations.
5846 * varpool.c (varpool_output_debug_info): Remove.
5848 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
5850 PR rtl-optimization/39241
5851 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
5852 to subreg_offset_representable_p.
5854 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5856 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
5857 execute function prototype. Get f and nregs from max_reg_num
5858 and get_insns. Remove the first backward pass as it's dead,
5859 guard the forward pass by flag_expensive_optimizations.
5860 (rest_of_handle_regmove): Delete.
5861 (pass_regmove): Replace it with regmove_optimize.
5863 2009-02-25 Martin Jambor <mjambor@suse.cz>
5865 PR tree-optimization/39259
5866 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
5867 calls_alloca function flags.
5868 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
5871 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5873 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
5874 flags_set_1_rtx, flags_set_1_set): Delete.
5875 (regmove_optimize): Do not call mark_flags_life_zones.
5877 2009-02-24 Julian Brown <julian@codesourcery.com>
5880 * config/arm/arm.c (require_pic_register): Only set
5881 cfun->machine->pic_reg once per function.
5883 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5885 * doc/invoke.texi (Link Options): Document an easier way to pass
5886 options that take arguments to the GNU linker using -Xlinker and -Wl.
5888 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5891 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5893 2009-02-24 Richard Guenther <rguenther@suse.de>
5896 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5898 2009-02-24 Richard Guenther <rguenther@suse.de>
5899 Zdenek Dvorak <ook@ucw.cz>
5901 PR tree-optimization/39233
5902 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5903 from converting them to a generic type.
5905 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5907 PR tree-optimization/39260
5908 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5909 contains a condition with a real type.
5910 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5912 2009-02-23 Jason Merrill <jason@redhat.com>
5915 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5916 narrowing_initializer_constant_valid_p.
5917 (narrowing_initializer_constant_valid_p): Don't return
5918 null_pointer_node for adding a pointer to itself.
5920 2009-02-23 Jan Hubicka <jh@suse.cz>
5923 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5926 2009-02-23 Jan Hubicka <jh@suse.cz>
5928 PR tree-optimization/37709
5929 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5930 * tree.h (block_ultimate_origin): Declare.
5931 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5932 * tree-ssa-live.c (remove_unused_scope_block_p):
5933 Eliminate blocks containig no instructions nor live variables nor
5935 (dump_scope_block): New function.
5936 (remove_unused_locals): Enable removal of dead blocks by default;
5937 enable dumping at TDF_DETAILS.
5939 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5941 * config/i386/i386.c (classify_argument): Don't allow COImode
5943 (function_arg_advance_32): Don't allow OImode.
5944 (function_arg_32): Likewise.
5945 (function_value_32): Likewise.
5946 (return_in_memory_32): Likewise.
5947 (function_arg_64): Remove OImode comment.
5949 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5952 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5953 ix86_expand_vector_set for V4DImode in 64bit mode only.
5954 (ix86_expand_vector_init_one_var): Likewise.
5956 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5958 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5960 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5963 * loop-iv.c: Revert last change.
5964 * emit-rtl.c: Likewise.
5966 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5969 * config/i386/i386.c (type_natural_mode): Remove an extra
5970 space in the warning message.
5971 (function_value_32): Handle 32-byte vector modes.
5972 (return_in_memory_32): Likewise.
5974 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5976 * loop-iv.c (truncate_value): New function.
5977 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5979 (lowpart_subreg): Move to...
5980 * emit-rtl.c: ...here.
5982 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5984 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5985 accidental and undocumented change at revision 140860.
5987 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5989 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5990 take gimple_seq * arguments.
5991 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5992 types_compatible_p langhook.
5994 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5995 Joseph Myers <joseph@codesourcery.com>
5997 * config/arm/arm.c (arm_builtin_va_list): New function.
5998 (arm_expand_builtin_va_start): Likewise.
5999 (arm_gimplify_va_arg_expr): Likewise.
6000 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6001 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6002 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6003 (va_list_type): New variable.
6004 (arm_mangle_type): Mangle va_list_type appropriately.
6006 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6009 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6010 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6011 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6012 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6013 parameter to 1000 for -O1 by default.
6014 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6016 * loop-invariant.c: Include params.h.
6017 (move_loop_invariants): Don't call move_single_loop_invariants on
6020 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6022 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6023 offset when calculating bounds for indexing stack_usage_map. Fixes
6024 a buffer overflow with certain target setups.
6026 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6029 * calls.c (expand_call): Clear try_tail_call if caller and callee
6030 disagree in promotion of function return value.
6032 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6035 * c-common.c (c_determine_visibility): If visibility changed and
6036 DECL_RTL has been already set, call make_decl_rtl to update symbol
6039 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6042 * varasm.c (assemble_variable): Don't check DECL_NAME when
6043 globalizing a variable.
6045 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6048 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6049 expression before any __builtin_trap call.
6050 * c-typeck.c (build_function_call): Convert and check function
6051 arguments before generating a call to a trap. Evaluate the
6052 function arguments before the trap.
6054 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6057 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6058 (UNSPEC_FXAM_MEM): New unspec.
6059 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6060 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6061 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6063 2009-02-19 Richard Guenther <rguenther@suse.de>
6065 PR tree-optimization/39207
6066 PR tree-optimization/39074
6067 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6068 storedanything_tree): New.
6069 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6070 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6071 (build_succ_graph): Add edges from STOREDANYTHING to all
6073 (init_base_vars): Initialize STOREDANYTHING.
6074 (compute_points_to_sets): Free substitution info after
6075 building the succ graph.
6076 (ipa_pta_execute): Likewise.
6078 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6080 (do_ds_constraint): Do not add to special var or non-pointer
6082 (type_could_have_pointers): Split out from ...
6083 (could_have_pointers): ... here. For arrays use the element type.
6084 (create_variable_info_for): Initialize may_have_pointers.
6085 (new_var_info): Likewise.
6086 (handle_lhs_call): Make the HEAP variable unknown-sized.
6087 (intra_create_variable_infos): Use a type with pointers for
6088 PARM_NOALIAS, make it unknown-sized.
6090 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6093 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6095 2009-02-18 Jason Merrill <jason@redhat.com>
6098 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6099 value if DECL_EXTERNAL.
6100 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6101 * target.h (gcc_target::binds_local_p): Clarify "module".
6102 * tree.h (TREE_PUBLIC): Clarify "module".
6104 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6107 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6108 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6110 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6113 * c.opt (Wabi): Support C and ObjC.
6116 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6118 * config/i386/i386.c (classify_argument): Warn once about the ABI
6119 change when passing union with long double.
6121 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6123 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6126 * c-parser.c (c_parser_compound_statement): Always enter and leave
6129 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6132 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6134 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6136 PR tree-optimization/36922
6137 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6138 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
6141 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6143 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6146 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6148 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
6150 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6152 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
6155 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
6156 Richard Sandiford <rdsandiford@googlemail.com>
6158 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
6159 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
6160 (loongson_biadd): ...this.
6162 2009-02-17 Richard Guenther <rguenther@suse.de>
6164 PR tree-optimization/39202
6165 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
6166 a var make sure to follow existing collapses.
6168 2009-02-17 Richard Guenther <rguenther@suse.de>
6171 * langhooks.c (lhd_print_error_function): Check for NULL block.
6173 2009-02-17 Richard Guenther <rguenther@suse.de>
6175 PR tree-optimization/39204
6176 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
6179 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
6181 * config/soft-fp/double.h: Update from glibc CVS.
6183 2009-02-17 Richard Guenther <rguenther@suse.de>
6185 PR tree-optimization/39207
6186 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
6187 strict-aliasing warnings for pointers pointing to NULL.
6189 2009-02-16 Joseph Myers <joseph@codesourcery.com>
6192 * c-parser.c (c_parser_braced_init): Call pop_init_level when
6193 skipping until next close brace.
6195 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
6198 * config/i386/i386.c (ix86_expand_push): Set memory alignment
6199 to function argument boundary.
6201 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6203 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
6204 in the lea_add. Reload eventually constraints it properly.
6205 * config/picochip/constraints.md : Remove the target constraint
6206 "b", since it is not needed anymore.
6208 2009-02-16 Jakub Jelinek <jakub@redhat.com>
6210 * gthr-dce.h: Uglify function parameter and local variable names.
6211 * gthr-gnat.h: Likewise.
6212 * gthr-mipssde.h: Likewise.
6213 * gthr-nks.h: Likewise.
6214 * gthr-posix95.h: Likewise.
6215 * gthr-posix.h: Likewise.
6216 * gthr-rtems.h: Likewise.
6217 * gthr-single.h: Likewise.
6218 * gthr-solaris.h: Likewise.
6219 * gthr-tpf.h: Likewise.
6220 * gthr-vxworks.h: Likewise.
6221 * gthr-win32.h: Likewise.
6223 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
6226 * config/i386/i386.md: Restrict the new peephole2 to move
6227 between MMX/SSE registers.
6229 2009-02-15 Richard Guenther <rguenther@suse.de>
6232 2009-02-13 Richard Guenther <rguenther@suse.de>
6234 * configure.ac: Enable LFS.
6235 * configure: Re-generate.
6236 * config.in: Likewise.
6238 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6240 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
6241 spu_srqwbyte, spu_srqwbytebc): Define.
6242 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
6243 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
6244 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
6245 "shrqby_<mode>"): New insn-and-split patterns.
6246 * config/spu/spu.c (expand_builtin_args): Determine and return
6247 number of operands using spu_builtin_description data.
6248 (spu_expand_builtin_1): Use it.
6250 2009-02-13 Steve Ellcey <sje@cup.hp.com>
6253 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
6256 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6259 * config/i386/i386.c (override_options): Correct warning
6260 messages for -malign-loops, -malign-jumps and -malign-functions.
6262 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6265 * config/i386/i386.md: Restrict the new peephole2 to move
6266 between the general purpose registers.
6268 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6271 * config/i386/i386.c (type_natural_mode): Add a new argument.
6272 Return the original mode and warn ABI change if vector size is 32byte.
6273 (function_arg_advance): Updated.
6274 (function_arg): Likewise.
6275 (ix86_function_value): Likewise.
6276 (ix86_return_in_memory): Likewise.
6277 (ix86_sol10_return_in_memory): Likewise.
6278 (ix86_gimplify_va_arg): Likewise.
6279 (function_arg_32): Don't warn ABX ABI change here.
6280 (function_arg_64): Likewise.
6282 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
6284 * loop-iv.c (implies_p): In the final case, test that operands 0
6285 of the two comparisons match.
6287 * config/bfin/bfin.c (find_prev_insn_start): New function.
6288 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
6289 (find_next_insn_start): Move.
6291 2009-02-13 Richard Guenther <rguenther@suse.de>
6293 * configure.ac: Enable LFS.
6294 * configure: Re-generate.
6295 * config.in: Likewise.
6297 2009-02-13 Joseph Myers <joseph@codesourcery.com>
6300 * c-parser.c (c_parser_parms_list_declarator): Discard pending
6301 sizes on syntax error after some arguments have been parsed.
6303 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6305 * doc/invoke.texi (-fira): Remove.
6307 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6309 * caller-save.c: Replace regclass.c with reginfo.c in comments.
6310 * recog.c: Likewise.
6313 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
6315 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
6316 (umul_ppmm): Likewise.
6317 (count_leading_zeros): Likewise.
6318 (count_trailing_zeros): Likewise.
6319 (UMUL_TIME): Likewise.
6321 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6323 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
6324 soft-fp/t-softfp to tmake_file.
6326 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
6327 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
6328 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
6329 IA64_BUILTIN_INFQ]: New.
6330 (ia64_init_builtins): Initialize __builtin_infq,
6331 __builtin_fabsq and __builtin_copysignq if not HPUX.
6332 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
6333 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
6335 * config/ia64/lib1funcs.asm (__divtf3): Define only if
6337 (__fixtfti): Likewise.
6338 (__fixunstfti): Likewise.
6339 (__floattitf): Likewise.
6341 * config/ia64/libgcc-glibc.ver: New.
6342 * config/ia64/t-fprules-softfp: Likewise.
6343 * config/ia64/sfp-machine.h: Likewise.
6345 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
6346 (LIBGCC2_TF_CEXT): Likewise.
6347 (TF_SIZE): Likewise.
6348 (TARGET_INIT_LIBFUNCS): Likewise.
6350 * config/ia64/t-glibc (SHLINB_MAPFILES):
6351 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
6353 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6355 * config/i386/i386.c (construct_container): Rewrite processing
6356 BLKmode with X86_64_SSE_CLASS.
6358 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
6361 * config/i386/i386.md: Replace simplify_replace_rtx with
6362 replace_rtx in the new peephole2.
6364 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
6366 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
6367 loop unrolling do not happen at -O2.
6369 2009-02-12 Michael Matz <matz@suse.de>
6371 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
6373 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6375 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
6378 2009-02-12 Ben Elliston <bje@au.ibm.com>
6380 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
6381 patterns when updating the back chain. Missed in the 2009-02-10
6384 2009-02-11 Janis Johnson <janis187@us.ibm.com>
6386 * doc/extend.texi (Decimal Floating Types): Update identifier of
6387 draft TR and list of missing support.
6389 2009-02-11 Jakub Jelinek <jakub@redhat.com>
6392 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
6393 bit to variable length decl's flags, add it also to its
6394 pointer replacement variable.
6396 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
6397 Jakub Jelinek <jakub@redhat.com>
6400 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
6401 (memory_blockage): New expander.
6402 (*memory_blockage): New insn pattern.
6403 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
6404 instead of general blockage at the end of function prologue when
6405 frame pointer is used to access red zone area. Do not emit blockage
6406 when profiling, it is emitted in generic code.
6407 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
6408 function epilogue when frame pointer is used to access red zone area.
6410 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
6413 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
6414 by arithmetic with memory operands.
6415 * config/i386/predicates.md (commutative_operator): New.
6417 2009-02-10 Janis Johnson <janis187@us.ibm.com>
6419 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
6422 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
6424 * alias.h (record_alias_subset): Declare.
6425 * alias.c (record_alias_subset): Make global.
6427 2009-02-10 Nick Clifton <nickc@redhat.com>
6429 * tree-parloops.c: Change license to GPLv3.
6430 * ipa-struct-reorg.c: Change license to GPLv3.
6431 * ipa-struct-reorg.h: Change license to GPLv3.
6433 2009-02-10 Steve Ellcey <sje@cup.hp.com>
6436 * c-decl.c (start_struct): Return NULL on error.
6438 2009-02-10 Jakub Jelinek <jakub@redhat.com>
6441 * cfgloopmanip.c (remove_path): Call remove_bbs after
6442 cancel_loop_tree, not before it.
6445 * function.h (struct function): Add has_local_explicit_reg_vars bit.
6446 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
6447 VAR_DECLs were seen.
6448 * tree-ssa-live.c (remove_unused_locals): Recompute
6449 cfun->has_local_explicit_reg_vars.
6450 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
6451 copies or clearings if cfun->has_local_explicit_reg_vars.
6453 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
6456 * config/i386/i386.c (expand_prologue): Emit blockage at the end
6457 of function prologue when frame pointer is used to access
6460 2009-02-10 Richard Guenther <rguenther@suse.de>
6463 * gimplify.c (gimple_regimplify_operands): Always look if
6464 we need to create a temporary.
6466 2009-02-10 Richard Guenther <rguenther@suse.de>
6468 PR tree-optimization/39132
6469 * tree-loop-distribution.c (todo): New global var.
6470 (generate_memset_zero): Trigger TODO_rebuild_alias.
6471 (tree_loop_distribution): Return todo.
6473 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
6476 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
6477 (x86_64_reg_class_name): Removed.
6478 (classify_argument): Return 0 if bytes > 32. Return 0 if the
6479 first one isn't X86_64_SSE_CLASS or any other ones aren't
6480 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
6481 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
6482 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
6483 and 3 X86_64_SSEUP_CLASS.
6484 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
6485 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
6487 2009-02-10 Ben Elliston <bje@au.ibm.com>
6489 * config/rs6000/rs6000.md (allocate_stack): Always use an update
6490 form instruction to update the stack back chain word, even if the
6491 user has disabled the generation of update instructions.
6492 (movdi_<mode>_update_stack): New.
6493 (movsi_update_stack): Likewise.
6494 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
6495 always use an update form instruction to update the stack back
6498 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
6501 * graphite.c (if_region_set_false_region): After moving a region in
6502 the false branch of a condition, remove the empty dummy basic block.
6503 (gloog): Remove wrong fix for PR38953.
6505 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6507 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
6508 generation due to implicit sign extension.
6510 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
6513 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
6514 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
6516 2009-02-09 Richard Guenther <rguenther@suse.de>
6519 * convert.c (convert_to_real): Disable (float)fn((double)x)
6520 to fnf(x) conversion if errno differences may occur and
6521 -fmath-errno is set.
6523 2009-02-07 Anatoly Sokolov <aesok@post.ru>
6525 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
6526 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6527 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6529 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6532 * c-common.c (handle_alias_attribute): Disallow attribute for
6533 anything not a FUNCTION_DECL or VAR_DECL.
6535 2009-02-06 Janis Johnson <janis187@us.ibm.com>
6538 * real.c (do_compare): Special-case compare of zero against
6539 decimal float value.
6541 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6544 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
6545 as indicating flexible array members unless the field itself is
6546 being declarared as the incomplete array.
6548 2009-02-06 Jan Hubicka <jh@suse.cz>
6550 PR tree-optimization/38844
6551 * ipa-inline.c (try_inline): Stop inlining recursion when edge
6554 2009-02-06 Richard Guenther <rguenther@suse.de>
6557 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
6558 fork because we may expand it as __gcov_fork.
6560 2009-02-06 Nick Clifton <nickc@redhat.com>
6562 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
6564 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
6566 PR tree-optimization/35659
6567 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
6568 vn_phi_eq): Shortcut if hashcode does not match.
6569 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
6571 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
6572 and avoid iterative_hash_expr.
6573 (FOR_EACH_VALUE_ID_IN_SET): New.
6574 (value_id_compare): Remove.
6575 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
6576 sort expressions by value id.
6578 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
6581 * config/sh/predicates.md (general_movsrc_operand): Don't check
6582 the subreg of system registers here.
6584 2009-02-05 Jakub Jelinek <jakub@redhat.com>
6587 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
6590 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
6592 PR rtl-optimization/39110
6593 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
6594 addresses, not aligned ones.
6596 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
6597 Richard Guenther <rguenther@suse.de>
6599 PR tree-optimization/39100
6600 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
6601 comment says and add edges.
6603 2009-02-05 Joseph Myers <joseph@codesourcery.com>
6606 * c-common.c (handle_tls_model_attribute): Ignore attribute for
6607 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
6609 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
6611 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
6612 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
6613 register_bb_in_sese, new_sese, free_sese): Moved.
6614 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
6615 outermost_loop_in_scop, build_scop_iteration_domain,
6616 expand_scalar_variables_ssa_name, get_vdef_before_scop,
6617 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
6618 Use loop_in_sese_p instead of loop_in_scop_p.
6619 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
6620 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
6621 (scopdet_basic_block_info): Fix bug in scop detection.
6622 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6623 eq_loop_to_cloog_loop): Remove.
6624 (nb_loops_around_loop_in_scop, nb_loop
6625 ref_nb_loops): Moved here...
6626 * graphite.h (ref_nb_loops): ... from here.
6627 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
6628 (loop_domain_dim, loop_iteration_vector_dim): Remove.
6629 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
6630 * testsuite/gcc.dg/graphite/scop-19.c: New
6632 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
6633 Hans-Peter Nilsson <hp@axis.com>
6635 PR rtl-optimization/37889
6636 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
6637 Move offset handling from PLUS to before the switch. Use new
6638 arguments when considering SYMBOL_REFs too.
6639 (rtx_addr_can_trap_p): Pass dummy offset and size.
6640 (enum may_trap_p_flags): Remove.
6641 (may_trap_p_1): Pass size from MEM_SIZE.
6643 PR rtl-optimization/38921
6644 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
6645 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
6646 * rtlanal.c (may_trap_after_code_motion_p): Delete.
6647 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
6649 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
6651 AVX Programming Reference (January, 2009)
6652 * config/i386/sse.md (*vpclmulqdq): New.
6654 2009-02-04 Jakub Jelinek <jakub@redhat.com>
6656 PR tree-optimization/38977
6657 PR gcov-profile/38292
6658 * calls.c (special_function_p): Disregard __builtin_ prefix.
6660 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
6662 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
6663 non-indexable addresses even before reload.
6665 2009-02-03 Joseph Myers <joseph@codesourcery.com>
6668 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
6669 as having variable size. Do not give an error for unnamed
6670 parameters with [*] declarators. Give a warning for type names
6671 with [*] declarators and mark them as variable size.
6672 * c-parser.c (c_parser_sizeof_expression): Do not give an error
6673 for sizeof applied to [*] type names.
6675 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6678 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
6680 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6682 * gcc.c (process_command): Update copyright notice dates.
6683 * gcov.c (print_version): Likewise.
6684 * gcov-dump.c (print_version): Likewise.
6685 * mips-tfile.c (main): Likewise.
6686 * mips-tdump.c (main): Likewise.
6688 2009-02-03 Joseph Myers <joseph@codesourcery.com>
6691 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
6692 for composite type involving a zero-length array type.
6694 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6697 * function.c (match_asm_constraints_1): Skip over
6698 initial optional % in the constraint.
6701 * c-parser.c (c_parser_postfix_expression): If fixed point is not
6702 supported, don't accept FIXED_CSTs.
6703 * c-decl.c (finish_declspecs): Error if fixed point is not supported
6704 and _Sat is used without _Fract/_Accum. Set specs->type to
6705 integer_type_node for cts_fract/cts_accum if fixed point is not
6708 2009-02-02 Catherine Moore <clm@codesourcery.com>
6710 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
6712 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
6714 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
6715 (ABI_HAS_64BIT_SYMBOLS): Use it.
6716 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
6718 2009-02-02 Paul Brook <paul@codesourcery.com>
6720 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
6722 2009-02-02 Jakub Jelinek <jakub@redhat.com>
6725 * recog.h (asm_operand_ok): Add constraints argument.
6726 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
6727 recurse on matching constraint.
6728 (check_asm_operands): Pass constraints as 3rd argument to
6729 asm_operand_ok. Don't look up matching constraint here.
6730 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
6733 2009-02-02 Ben Elliston <bje@au.ibm.com>
6735 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
6736 TARGET_NARROW_VOLATILE_BITFIELD macro names.
6738 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6740 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
6741 information. Remove some obsolete information. Reorganize.
6743 * config/pa/fptr.c: Revert license to GPL 2.
6744 * config/pa/milli64.S: Likewise.
6746 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6749 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
6750 LIBRARY name in, instead of hard-coding it.
6751 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
6752 extra target make frag to tmake_files according to EH model.
6753 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
6754 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
6755 frags that define makefile variable EH_MODEL appropriately.
6756 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
6757 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
6758 to "-sjlj" according to type of EH configured.
6759 (LIBGCC_SONAME): Concatenate it to shared library base name.
6760 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
6761 to "_sjlj" according to type of EH configured.
6762 (LIBGCC_SONAME): Concatenate it to shared library base name.
6763 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
6764 (SHLIB_LINK): Add missing semicolon to if-else construct.
6765 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6766 string value of "pe_dll" command-line option.
6767 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
6768 (SHLIB_SONAME): Use it when overriding t-cygming default.
6769 (SHLIB_IMPLIB): Override t-cygming default.
6770 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6771 string value of "pe_dll" command-line option.
6773 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6776 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
6777 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
6779 2009-01-31 Richard Guenther <rguenther@suse.de>
6781 PR tree-optimization/38937
6782 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
6783 computing the transitive closure.
6785 2009-01-30 Richard Guenther <rguenther@suse.de>
6787 PR tree-optimization/39041
6788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6789 Propagate variable indices only if the types match for this stmt.
6791 2009-01-30 Jakub Jelinek <jakub@redhat.com>
6794 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
6795 inline but never defined.
6797 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
6799 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
6800 (*insv_h_di_reg_extimm): New insn.
6801 (*insv_l<mode>_reg_extimm): New insn.
6803 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6805 * config/picochip/picochip.c (flag_conserve_stack): set
6806 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
6807 fconserve-stack. Reduce call-overhead used by inliner.
6809 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
6812 * common.opt (flag_conserve_stack): Initialised to zero.
6814 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
6817 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
6818 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
6821 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
6823 * ira-color.c (allocno_reload_assign): Update comments.
6824 * regmove.c (regmove_optimize): Likewise.
6828 2009-01-29 Robert Millan <rmh@aybabtu.com>
6830 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
6831 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
6832 `MD_UNWIND_SUPPORT'.
6833 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
6835 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
6837 PR tree-optimization/39007
6838 * tree-loop-distribution.c (generate_builtin): Use
6839 recompute_dominator to compute the immediate dominator of the
6840 basic block just after the loop.
6842 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6844 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
6845 (ASM_OUTPUT_DWARF_PCREL): Define.
6847 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
6849 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
6850 * doc/passes.texi: Remove entries about regclass, local-alloc, and
6851 global. Modify entries about regmove and IRA.
6853 * ra-conflict.c: Remove the file.
6855 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
6857 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
6858 (pass_regclass_init): Rename to pass_reginfo_init.
6860 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
6862 * toplev.h (flag_ira): Remove.
6864 * caller-save.c (setup_save_areas): Remove flag_ira.
6866 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
6868 * global.c: Remove the file.
6870 * opts.c (decode_options): Remove flag_ira.
6872 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
6874 * regmove.c: Modify file description.
6875 (find_use_as_address, try_auto_increment): Define them only if
6876 AUTO_INC_DEC is defined.
6877 (replacement_quality, replace_in_call_usage, fixup_match_1,
6878 stable_and_no_regs_but_for_p): Remove.
6879 (reg_set_in_bb): Make it static.
6880 (regmove_optimize): Remove flag_ira and code which worked for
6883 * local-alloc.c: Remove the file.
6885 * common.opt (fira): Remove.
6887 * ira.c: Include except.h.
6888 (eliminable_regset): Move from global.c.
6889 (mark_elimination): Ditto. Remove flag_ira.
6890 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6891 equiv_mem_modified, validate_equiv_mem_from_store,
6892 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6893 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6894 no_equiv, recorded_label_ref): Move from local-alloc.c.
6895 (update_equiv_regs): Ditto. Make it static.
6896 (print_insn_chain, print_insn_chains): Move it from global.c.
6897 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6898 (build_insn_chain): Ditto. Make it static.
6899 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6900 Rename to init_live_subregs.
6901 (gate_ira): Remove flag_ira.
6903 * regclass.c: Rename reginfo.c. Change file description.
6904 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6905 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6906 (init_reg_sets_1): Remove code for evaluation of
6907 reg_class_superclasses and losing_caller_save_reg_set.
6908 (init_regs): Remove init_reg_autoinc.
6909 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6910 ok_for_base_p_nonstrict): Remove.
6911 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6912 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6913 corresponding entries.
6914 (dump_regclass, record_operand_costs, scan_one_insn,
6915 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6916 record_address_regs, auto_inc_dec_reg_p): Remove.
6917 (gt-regclass.h): Rename to gt-reginfo.h.
6919 * rtl.h (dump_global_regs, retry_global_alloc,
6920 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6922 * Makefile.in (RA_H): Remove.
6923 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6924 Rename regclass.o to reginfo.o.
6925 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6927 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6928 (GTFILES): Rename regclass.c to reginfo.c.
6930 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6931 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6933 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6934 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6936 (finish_spills): Ditto. Remove code for !flag_ira.
6938 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6941 * doc/invoke.texi (rtl debug options): Complete rewrite.
6942 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6944 * mode-switching.c (pass_mode_switching): Rename pass from
6945 "mode-sw" to "mode_sw".
6946 * except.c (pass_convert_to_eh_ranges): Rename pass from
6947 "eh-ranges" to "eh_ranges".
6948 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6952 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6953 Alexander Monakov <amonakov@ispras.ru>
6956 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6958 (move_exprs_to_boundary): Change return type and pass through
6959 should_move from move_op. Relax assert. Update usage ...
6960 (schedule_expr_on_boundary): ... here. Use should_move instead of
6962 (move_op_orig_expr_found): Indicate that insn was disconnected from
6964 (code_motion_process_successors): Do not call after_merge_succs
6965 callback if original expression was not found when traversing any of
6967 (code_motion_path_driver): Change return type. Update prototype.
6968 (move_op): Update comment. Add a new parameter (should_move). Update
6969 prototype. Set *should_move based on indication provided by
6970 move_op_orig_expr_found.
6972 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6974 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6975 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6976 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6977 * config/rs6000/rs6000.c (rs6000_override_options): Default
6978 avoid-indexed-addresses on for Power6, off for everything else.
6979 (avoiding_indexed_address_p): New function.
6980 (rs6000_legitimize_address): Use it.
6981 (rs6000_legitimate_address): Likewise.
6982 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6984 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6986 PR tree-optimization/38997
6987 * tree-loop-distribution.c (generate_memset_zero): Use
6988 POINTER_PLUS_EXPR for a pointer addition.
6990 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6992 * config/s390/s390.md (bswap<mode>2): New pattern added.
6994 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6996 * config/s390/s390.md (*tls_load_31): Added type attribute.
6998 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7000 * config/s390/s390.md: Fix a few comments.
7002 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7004 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7005 (*tm<mode>_full): Fixed z10prop attribute.
7006 (*tst<mode>_extimm): Fixed z10prop attribute.
7007 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7008 (*tstqiCCT_cconly): Fixed z10prop attribute.
7009 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7010 (*movsi_larl): Fixed z10prop attribute.
7011 (*movsi_zarch): Fixed z10prop attribute.
7012 (*movsi_eas): Fixed z10prop attribute.
7013 (*movhi): Fixed z10prop attribute.
7014 (*movqi): Fixed z10prop attribute.
7015 (*movstrictqi): Fixed z10prop attribute.
7016 (*mov<mode>): Fixed z10prop attribute.
7017 (*movcc): Fixed z10prop attribute.
7018 (*sethighpartdi_64): Fixed z10prop attribute.
7019 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7020 (*negdi2_sign_cc): Fixed z10prop attribute.
7021 (*negdi2_sign): Fixed z10prop attribute.
7022 (*absdi2_sign_cc): Fixed z10prop attribute.
7023 (*absdi2_sign): Fixed z10prop attribute.
7024 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7025 (*negabsdi2_sign): Fixed z10prop attribute.
7026 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7027 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7028 (doloop_si64): Fixed z10prop attribute.
7029 (doloop_si31): Fixed z10prop attribute.
7030 (doloop_long): Fixed z10prop attribute.
7031 (indirect_jump): Fixed z10prop attribute.
7032 (nop): Fixed z10prop attribute.
7033 (main_base_64): Fixed z10prop attribute.
7034 (reload_base_64): Fixed z10prop attribute.
7036 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7038 PR rtl-optimization/38740
7039 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7041 * config/mips/mips.c (mips_reorg): Likewise.
7043 2009-01-28 Richard Guenther <rguenther@suse.de>
7045 PR tree-optimization/38926
7046 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7047 with the correct value id to a value.
7048 (do_regular_insertion): Use the value number of edoubleprime
7049 for the value number of the expr.
7052 2008-08-21 Richard Guenther <rguenther@suse.de>
7054 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7055 a PHI ask VN if it is already available.
7056 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7057 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7059 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7062 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7063 set to varying whenever max has TREE_OVERFLOW set, similarly
7064 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7066 2009-01-28 Richard Guenther <rguenther@suse.de>
7069 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7070 uninitialized aggregate uses in call arguments.
7072 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7074 PR tree-optimization/38984
7075 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7076 the nothing_id variable if -fno-delete-null-pointer-checks.
7078 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7081 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7082 (set_got_offset_rex64): Ditto.
7084 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7087 * doc/extend.texi: Improve local variable with asm reg.
7089 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7091 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7092 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7093 was not supplied then set warn_packed_bitfield_compat to the
7095 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7098 2009-01-27 Richard Guenther <rguenther@suse.de>
7100 PR tree-optimization/38503
7101 * cfgexpand.c (expand_gimple_basic_block): Ignore
7102 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7103 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7104 variables that cannot have TBAA applied.
7105 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7108 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7111 * calls.c (initialize_argument_information): Do not wrap complex
7112 arguments in SAVE_EXPR.
7114 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7116 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7117 (INSTALL_LIBGCC): Revert typo commit.
7119 2009-01-26 Richard Guenther <rguenther@suse.de>
7121 PR tree-optimization/38745
7122 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7123 from special handling.
7125 2009-01-26 Richard Guenther <rguenther@suse.de>
7127 PR tree-optimization/38745
7128 * tree-ssa.c (execute_update_addresses_taken): Do not include
7129 variables that cannot possibly be a register in not_reg_needs.
7130 Do not clear TREE_ADDRESSABLE on vars that may not become
7132 * tree-ssa.c (update_alias_info_1): Include those in the set
7133 of addressable vars.
7135 2009-01-26 Richard Guenther <rguenther@suse.de>
7138 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7139 * tree-ssa-dse.c: Include langhooks.h
7140 (execute_simple_dse): Remove stores with zero size.
7142 2009-01-24 Jakub Jelinek <jakub@redhat.com>
7145 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
7148 2009-01-24 Julian Brown <julian@codesourcery.com>
7150 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
7151 config/arm/linux-atomic.c.
7152 * config/arm/linux-atomic.c: New.
7154 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
7156 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
7157 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
7158 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
7160 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
7163 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
7166 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
7168 PR tree-optimization/38953
7169 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
7170 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
7171 (gloog): Split the exit of the scop when the scop exit is a loop exit.
7172 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
7175 2009-01-24 Paul Brook <paul@codesourcery.com>
7177 * config/arm/neon.md (neon_type): Move to arm.md.
7178 (neon_mov<VSTRUCT>): Add neon_type attribute.
7179 * config/arm/arm.md (neon_type): Move to here.
7180 (conds): Add "unconditioal" and use as default for NEON insns.
7182 2009-01-24 Ben Elliston <bje@au.ibm.com>
7184 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
7185 void *' warning from -Wc++-compat.
7186 * Makefile.in (dominance.o-warn): Remove.
7188 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
7190 PR tree-optimization/38932
7191 * fold-const.c (fold_unary_ignore_overflow): New.
7192 * tree.h (fold_unary_ignore_overflow): Declare.
7193 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
7194 * tree-ssa-sccvn.c (visit_reference_op_load,
7195 simplify_unary_expression): Likewise.
7197 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
7199 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
7200 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
7201 regardless of their type.
7202 * c-common.c (handle_packed_attribute): Don't ignore packed on
7204 * c.opt (Wpacked-bitfield-compat): New warning option.
7205 * stor-layout.c (place_field): Warn if offset of a field changed.
7206 * doc/extend.texi (packed): Mention the ABI change.
7207 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
7208 (Warning Options): Add it to the list.
7210 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
7212 * c-opts.c (c_common_post_options): Fix a typo in comments.
7214 2009-01-22 Steve Ellcey <sje@cup.hp.com>
7217 * gimplify.c (gimplify_init_constructor): Fix promotion of const
7218 variables to static.
7219 * doc/invoke.texi (-fmerge-all-constants): Update description.
7221 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
7224 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
7225 (*movdi_1_rex64): Use type "mmx" for alternative 5.
7227 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
7229 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
7231 (LOCAL_ALIGNMENT): Similarly.
7233 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7234 Joseph Myers <joseph@codesourcery.com>
7236 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
7237 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
7238 * config/arm/arm-tune.md: Regenerate.
7239 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
7242 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7244 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
7245 version number to five.
7247 2009-01-22 Dodji Seketeli <dodji@redhat.com>
7250 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
7251 * c-common.c (set_underlying_type): Likewise.
7252 (is_typedef_decl ): Likewise
7254 (set_underlying_type): Likewise.
7255 (is_typedef_type): Likewise.
7257 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
7260 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
7263 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7266 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
7267 (LIBGCC_SPEC): Don't define.
7268 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
7270 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
7272 PR rtl-optimization/38879
7273 * alias.c (base_alias_check): Unaligned access via AND address can
7274 alias all surrounding object types except those with sizes equal
7275 or wider than the size of unaligned access.
7277 2009-01-21 Dodji Seketeli <dodji@redhat.com>
7280 * c-decl.c (clone_underlying_type): Move this ...
7281 * c-common.c (set_underlying_type): ... here.
7282 Also, make sure the function properly sets TYPE_STUB_DECL() on
7283 the newly created typedef variant type.
7284 (is_typedef_decl ): New entry point.
7285 * tree.h: Added a new member member_types_needing_access_check to
7286 struct tree_decl_non_common.
7287 (set_underlying_type): New entry point.
7288 (is_typedef_type): Likewise.
7290 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
7292 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
7293 Check whether two instructions have memory references that
7294 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
7295 are helper functions for traversing.
7296 * alias.h (insn_alias_sets_confilict_p): New prototypes.
7297 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
7298 not to draw dependency edge for instructions with non-conflicting
7301 2009-01-20 Joseph Myers <joseph@codesourcery.com>
7304 * longlong.h: Update copyright years. Use soft-fp license notice.
7305 Sync __clz_tab declaration with glibc.
7307 2009-01-20 Steve Ellcey <sje@cup.hp.com>
7310 * doc/extend.texi (syscall_linkage): New.
7311 (version_id): Modify.
7313 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7314 Richard Guenther <rguenther@suse.de>
7316 PR tree-optimization/38747
7317 PR tree-optimization/38748
7318 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
7319 conversion if the base address is an indirect reference and the
7320 aliasing sets could cause issues.
7322 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7324 * common.opt (fgraphite, fgraphite-identity): Add comment for
7325 explaining why these options are not documented.
7327 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7329 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
7330 gimple_call_lhs is NULL.
7332 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
7335 * emit-rtl.c (adjust_address_1): Make sure memref is never
7338 2009-01-20 Ben Elliston <bje@au.ibm.com>
7340 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7341 const qualifier from arg parameter. Remove unnecessary cast to char *.
7342 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7343 const qualifier from arg 2.
7345 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7347 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
7349 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
7352 * rtl.h (reinit_regs): New prototype.
7353 * regclass.c: Include ira.h.
7355 * Makefile.in (regclass.o): Add ira.h.
7356 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
7358 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
7361 * c-common.c (handle_aligned_attribute): Use
7362 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
7363 default alignment value.
7365 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
7367 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
7368 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
7370 * doc/extend.texi: Update __attribute__ ((aligned)). Document
7371 __BIGGEST_ALIGNMENT__.
7373 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
7375 2009-01-18 Richard Guenther <rguenther@suse.de>
7377 PR tree-optimization/38819
7378 * tree-flow.h (operation_could_trap_helper_p): Declare.
7379 * tree-eh.c (operation_could_trap_helper_p): Export.
7380 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
7381 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
7382 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
7383 are about to insert a possibly trapping instruction and fail
7386 2009-01-18 Andreas Schwab <schwab@suse.de>
7388 * doc/install.texi (Configuration): Remove obsolete paragraph
7389 about use of --with-gnu-ld with --with-gnu-as.
7391 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
7393 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
7394 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
7395 Follow spelling conventions.
7397 2009-01-18 Ben Elliston <bje@au.ibm.com>
7399 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
7400 C++ warning about implicit conversion from void * to struct
7402 (bitmap_obstack_free): Likewise for bitmap_element *.
7403 * Makefile.in (bitmap.o-warn): Remove.
7405 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
7407 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
7409 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
7410 Tobias Grosser <tobi.grosser@amd.com>
7412 * graphite.c (graphite_trans_scop_block): Do not block single
7415 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
7417 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
7418 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
7419 test with assertion.
7421 2009-01-16 Richard Guenther <rguenther@suse.de>
7423 PR tree-optimization/38835
7425 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
7426 and INT + PTR -> (INT)(PTR p+ INT) folding.
7427 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
7429 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
7432 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
7433 the subreg from a lowpart subreg if it is also casting the value.
7435 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7436 Tobias Grosser <tobi.grosser@amd.com>
7438 * graphite.c (compare_prefix_loops): New.
7439 (build_scop_canonical_schedules): Rewritten.
7440 (graphite_transform_loops): Move build_scop_canonical_schedules
7441 after build_scop_iteration_domain.
7443 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7444 Tobias Grosser <tobi.grosser@amd.com>
7446 * graphite.c (add_conditions_to_domain): Add the loops to
7447 the dimension of the iteration domain. Do copy the domain
7448 only when it exists.
7449 (build_scop_conditions_1): Do not call add_conditions_to_domain.
7450 (add_conditions_to_constraints): New.
7451 (can_generate_code_stmt, can_generate_code): Removed.
7452 (gloog): Do not call can_generate_code.
7453 (graphite_transform_loops): Call add_conditions_to_constraints
7454 after building the iteration domain.
7456 2009-01-16 Jakub Jelinek <jakub@redhat.com>
7458 PR tree-optimization/38789
7459 * tree-ssa-threadedge.c
7460 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7461 __builtin_constant_p.
7463 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7465 * dce.c (delete_unmarked_insns): Reversed the order that insns are
7466 examined before deleting them.
7468 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
7470 * function.c (aggregate_value_p): Correctly extract the function
7471 type from CALL_EXPR_FN lookup.
7473 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7475 * config/picochip/picochip.c (picochip_override_options): Revert
7476 CFI asm flag disable commited previously.
7478 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
7479 Tobias Grosser <tobi.grosser@amd.com>
7480 Jan Sjodin <jan.sjodin@amd.com>
7482 * graphite.c (scan_tree_for_params): On substractions negate
7483 all the coefficients of the term.
7484 (clast_to_gcc_expression_red): New. Handle reduction expressions
7485 of more than two operands.
7486 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
7487 (get_vdef_before_scop): Handle also the case of default definitions.
7489 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7491 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
7492 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
7493 Also use them when walking CALL_INSN_FUNCTION_USAGE.
7495 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
7496 Joey Ye <joey.ye@intel.com>
7499 * cfgexpand.c (expand_stack_alignment): Don't update stack
7500 boundary nor check incoming stack boundary here.
7501 (gimple_expand_cfg): Update stack boundary and check incoming
7502 stack boundary here.
7504 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7506 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
7508 2009-01-14 Jakub Jelinek <jakub@redhat.com>
7510 PR rtl-optimization/38245
7511 * calls.c (expand_call): Add stack arguments to
7512 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7513 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
7514 in regs and partially in memory or BLKmode arguments.
7515 (emit_library_call_value_1): Add stack arguments to
7516 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7517 ACCUMULATE_OUTGOING_ARGS).
7518 * dce.c: Include tm_p.h.
7519 (find_call_stack_args): New function.
7520 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
7522 (mark_insn): Call find_call_stack_args for CALL_Ps.
7523 (prescan_insns_for_dce): Walk insns backwards in bb rather than
7524 forwards. Allocate and free arg_stores bitmap if needed, pass it
7525 down to deletable_insn_p, don't mark stores set in arg_stores
7526 bitmap, clear the bitmap at the beginning of each bb.
7527 * Makefile.in (dce.o): Depend on $(TM_P_H).
7529 2009-01-14 Michael Meissner <gnu@the-meissners.org>
7532 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
7533 to make sure the insn is a conditional test (bug 22599). Reformat a
7536 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
7539 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
7540 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
7541 (gloog): Do not call cleanup_tree_cfg.
7542 (graphite_transform_loops): Call cleanup_tree_cfg after all
7543 scops have been code generated.
7545 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
7546 * doc/gty.texi (Invoking the garbage collector): Added new node
7547 and section documenting ggc_collect.
7549 2009-01-14 Richard Guenther <rguenther@suse.de>
7551 PR tree-optimization/38826
7553 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
7554 initialization notes only if we actually emitted a warning.
7555 (intra_create_variable_infos): Add constraints for a result decl
7556 that is passed by hidden reference.
7557 (build_pred_graph): Mark all related variables non-direct on
7560 2009-01-14 Nick Clifton <nickc@redhat.com>
7562 * ira-conflicts.c: Include addresses.h for the definition of
7564 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
7565 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
7567 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
7570 * Makefile.in (ira-lives.o): Add except.h.
7572 * ira-lives.c: Include except.h.
7573 (process_bb_node_lives): Process can_throw_internal.
7575 2009-01-13 Jakub Jelinek <jakub@redhat.com>
7577 PR rtl-optimization/38774
7578 * combine.c (simplify_set): When undoing cc_use change, don't do
7579 PUT_CODE on the newly created comparison, but instead put back the
7582 2009-01-13 Joseph Myers <joseph@codesourcery.com>
7584 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
7585 values. Remove duplicate arm8 entry.
7587 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7589 PR tree-optimization/38786
7590 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
7591 the SSA_NAME case of expand_scalar_variables_expr.
7592 Set the type of an expression to the type of its assign statement.
7593 (expand_scalar_variables_expr): Also gather the scalar computation
7594 used to index the memory access. Do not pass loop_p.
7595 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
7596 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
7597 the gimple_stmt_iterator where it inserts new code.
7599 (copy_bb_and_scalar_dependences): Do not pass loop_p.
7600 (translate_clast): Update call to copy_bb_and_scalar_dependences.
7602 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7604 * graphite.h (debug_value): Removed.
7605 * graphite.c (debug_value): Removed.
7607 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7609 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
7610 ldrd/strd with two 32-bit instructions.
7612 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7614 * config/arm/arm.c (struct processors): Pass for speed down into
7615 cost helper functions.
7616 (const_ok_for_op): Handle COMPARE and inequality nodes.
7617 (arm_rtx_costs_1): Rewrite.
7618 (arm_size_rtx_costs): Update prototype.
7619 (arm_rtx_costs): Pass speed down to helper functions.
7620 (arm_slowmul_rtx_costs): Rework cost calculations.
7621 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
7622 (arm_9e_rtx_costs): Likewise.
7624 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
7626 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
7627 relocations of local symbols wider than UNITS_PER_WORD are not valid.
7628 (alpha_legitimize_address): Do not split local symbols wider than
7629 UNITS_PER_WORD into HIGH/LO_SUM parts.
7631 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
7634 * gcc.c (process_command): Replace call to execvp with calls
7635 to pex_one and exit.
7637 2009-01-03 Anatoly Sokolov <aesok@post.ru>
7640 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
7641 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
7642 variant for devices with 3-byte PC.
7643 (__tablejump_elpm__): New.
7645 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7648 * c-parser.c (c_parser_postfix_expression): Allow `->' in
7649 offsetof member-designator, handle it as `[0].'.
7651 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7653 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
7654 function when not using named sections on targets with named sections
7655 if branch distance is less than 262132.
7657 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
7659 * combine.c (combine_instructions): Recompute
7660 optimize_this_for_speed_p for each BB in the main combine loop.
7662 2009-01-12 Tomas Bily <tbily@suse.cz>
7665 * tree-loop-distribution.c (prop_phis): New function.
7666 (generate_builtin): Call prop_phis.
7667 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
7669 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7671 PR tree-optimization/38807
7672 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
7673 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
7675 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7677 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7678 subreg of op0 to the original op0.
7680 2009-01-11 Laurent GUERBY <laurent@guerby.net>
7682 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
7684 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
7687 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
7688 starting with digits.
7690 2009-01-10 Jakub Jelinek <jakub@redhat.com>
7693 * config/arm/arm.c (arm_is_long_call_p): Don't call
7694 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
7696 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
7698 * regrename.c (regrename_optimize): Fix dumping.
7699 (find_oldest_value_reg): Preserve REG_POINTER.
7700 (copy_hardreg_forward_1): Likewise.
7702 2009-01-09 Diego Novillo <dnovillo@google.com>
7704 * gimple.h (struct gimple_statement_base) <uid>: Document
7705 the restrictions on its use.
7707 (gimple_set_uid): Tidy.
7709 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7711 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
7712 zero guard even if align_bytes != 0 and count is smaller than
7715 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
7717 PR rtl-optimization/38495
7718 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
7719 (add_range_and_copies_from_move_list): Print all added ranges.
7720 Add ranges to memory optimized destination.
7722 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7726 * config/i386/i386.c (override_options): Reject
7727 -mstringop-strategy=rep_8byte with -m32.
7728 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
7729 to 1. Do count comparison against epilogue_size_needed at compile
7730 time even when count_exp was constant forced into register. For
7731 size_needed don't jump to epilogue, instead just avoid aligning
7732 and invoke the body algorithm. If need_zero_guard, add zero guard
7733 even if count is non-zero, but smaller than size_needed + number of
7734 bytes that could be stored for alignment.
7735 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
7736 to 1. If need_zero_guard, add zero guard even if count is non-zero,
7737 but smaller than size_needed + number of bytes that could be stored
7738 for alignment. Compare size_needed with epilogue_size_needed instead
7739 of desired_align - align, don't adjust size_needed, pass
7740 epilogue_size_needed to the epilogue expanders.
7743 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
7745 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7747 * pa.c (last_address): Change to unsigned.
7748 (update_total_code_bytes): Change argument to unsigned. Don't
7749 check if insn addresses are set.
7750 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
7751 addresses are not set.
7752 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
7754 2009-01-09 Nick Clifton <nickc@redhat.com>
7756 * config/sh/symbian.c: Replace uses of DECL_INLINE with
7757 DECL_DECLARED_INLINE_P.
7759 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7762 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
7763 GET_MODE (op0) in operand_subword_force calls.
7766 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
7767 fold_convert arg0 operands to TREE_TYPE (op0) first.
7769 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
7771 * params.def (ira-max-conflict-table-size): Decrease default value
7774 2009-01-08 Jakub Jelinek <jakub@redhat.com>
7776 PR tree-optimization/37031
7777 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
7779 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
7780 allocate it using gc instead of heap, use VEC_quick_push instead of
7782 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
7783 instead of heap, use VEC_quick_push instead of VEC_safe_push.
7784 * tree-data-ref.h (struct access_matrix): Change matrix to gc
7785 allocated vector from heap allocated.
7786 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
7787 * tree-loop-linear.c (linear_transform_loops): Allocate nest
7788 vector only after perfect_loop_nest_depth call.
7790 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
7791 Jan Sjodin <jan.sjodin@amd.com>
7793 PR tree-optimization/38559
7794 * graphite.c (debug_value, copy_constraint,
7795 swap_constraint_variables, scale_constraint_variable, ): New.
7796 (get_lower_bound, get_upper_bound): Removed.
7797 (graphite_trans_bb_strip_mine): Clean up this code that works
7798 only for constant number of iterations. Fully copy upper and
7799 lower bound constraints, not only the constant part of them.
7800 * graphite.h (debug_value): Declared.
7802 2009-01-08 Ira Rosen <irar@il.ibm.com>
7804 PR tree-optimization/37194
7805 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7806 Don't add the cost of cost model guard in prologue to scalar
7807 outside cost in case of known number of iterations.
7809 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
7810 Alan Modra <amodra@bigpond.net.au>
7812 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
7813 non-word-aligned REG+CONST addressing.
7815 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7818 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
7819 free_after_compilation when outputting a thunk.
7820 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
7821 Do not call free_after_compilation here.
7823 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7825 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
7826 (ix86_valid_target_attribute_inner_p): Ditto.
7828 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
7830 PR tree-optimization/38492
7831 PR tree-optimization/38498
7832 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
7833 * tree-chrec.h (scev_is_linear_expression): Declared.
7834 * graphite.c (graphite_cannot_represent_loop_niter): New.
7835 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
7836 (graphite_loop_normal_form): Use gcc_assert.
7837 (scan_tree_for_params): Use CASE_CONVERT.
7838 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
7839 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
7840 Use gcc_assert. Discard scops that contain unhandled cases.
7841 (build_scop_conditions): Return a boolean status for unhandled cases.
7842 (strip_mine_profitable_p): Print the loop number, not its depth.
7843 (is_interchange_valid): Pass the depth of the loop nest, don't
7844 recompute it wrongly.
7845 (graphite_trans_bb_block): Same.
7846 (graphite_trans_bb_block): Print tentative of loop blocking.
7847 (graphite_trans_scop_block): Do not print that the loop has been
7849 (graphite_transform_loops): Do not handle scops that contain condition
7852 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
7854 AVX Programming Reference (December, 2008)
7855 * config/i386/avxintrin.h (_mm256_stream_si256): New.
7856 (_mm256_stream_pd): Likewise.
7857 (_mm256_stream_ps): Likewise.
7859 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
7860 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
7861 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
7862 (bdesc_special_args): Add __builtin_ia32_movntdq256,
7863 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
7864 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
7865 (ix86_expand_special_args_builtin): Likewise.
7867 * config/i386/sse.md (AVXMODEDI): New.
7868 (avx_movnt<mode>): Likewise.
7869 (avx_movnt<mode>): Likewise.
7870 (<sse>_movnt<mode>): Remove AVX support.
7871 (sse2_movntv2di): Likewise.
7873 2009-01-07 Richard Guenther <rguenther@suse.de>
7876 * fold-const.c (extract_muldiv): Remove obsolete comment.
7877 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7878 to PLUS_EXPR canonicalization for the canonicalization.
7880 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7882 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7883 hosted cross-compilers generating less efficient code.
7885 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7887 * function.h (rtl_data): Add a dbr_scheduled_p field.
7888 * reorg.c (dbr_schedule): Set it.
7889 (gate_handle_delay_slots): Check it.
7890 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7891 (mips_reorg): Check flag_delayed_branch instead of
7892 mips_base_delayed_branch.
7893 (mips_override_options): Don't set mips_base_delayed_branch
7894 or flag_delayed_branch.
7896 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7898 PR rtl-optimization/38426.
7899 * ira.c (ira): Set current_function_is_leaf earlier.
7901 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7903 PR rtl-optimization/38722
7904 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7905 too early, only set a flag and modify after last possible
7908 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7911 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7912 * real.c (decimal_single_format): Correct values of emin and emax.
7913 (decimal_double_format): Ditto.
7914 (decimal_quad_format): Ditto.
7915 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7916 computation of DECnn_MIN and DECnn_MAX for corrected values of
7917 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7918 __DECnn_MIN__, and adjust its computation for the corrected value
7921 2009-01-06 Jan Hubicka <jh@suse.cz>
7924 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7926 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7928 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7929 Add Robert Clark to the list of testers.
7931 2009-01-06 Jan Hubicka <jh@suse.cz>
7932 Kai Tietz <kai.tietz@onevision.com>
7934 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7935 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7937 2009-01-06 Jan Hubicka <jh@suse.cz>
7938 Kai Tietz <kai.tietz@onevision.com>
7940 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7942 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7943 (ix86_nsaved_regs): Count only general purpose regs.
7944 (ix86_nsaved_sseregs): New.
7945 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7946 to 16 for w64; compute padding and size of sse reg save area.
7947 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7948 general purpose regs.
7949 (ix86_emit_save_sse_regs_using_mov): New.
7950 (ix86_expand_prologue): Save SSE regs if needed.
7951 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7952 (ix86_emit_restore_sse_regs_using_mov): New.
7953 (ix86_expand_epilogue): Save SSE regs if needed.
7955 2009-01-06 Jan Hubicka <jh@suse.cz>
7956 Kai Tietz <kai.tietz@onevision.com>
7958 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7959 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7960 functions when accumulate outgoing args is off.
7962 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7965 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7966 before using pseudos_have_intersected_live_ranges_p.
7968 * ira-int.h (ira_assert): Always define.
7970 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7972 AVX Programming Reference (December, 2008)
7973 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7974 (_mm256_permute2_pd): Likewise.
7975 (_mm_permute2_ps): Likewise.
7976 (_mm256_permute2_ps): Likewise.
7977 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7978 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7980 * config/i386/i386.c (ix86_builtins): Remove
7981 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7982 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7983 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7984 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7985 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7986 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7987 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7988 __builtin_ia32_vpermil2ps256.
7989 (ix86_init_mmx_sse_builtins): Updated.
7990 (ix86_expand_args_builtin): Likewise.
7992 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7994 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7995 long absolute calls when generating PA 2.0 code.
7997 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7999 PR rtl-optimization/38583
8000 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8002 * params.def (ira-max-conflict-table-size): New.
8004 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8006 * ira.h (ira_conflicts_p): New external definition.
8008 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8009 table. Report this. Return result of building.
8010 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8011 building conflict table.
8013 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8014 (ira_color): Use ira_conflicts_p.
8016 * global.c: Include ira.h.
8017 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8020 * Makefile.in (global.o): Add ira.h.
8022 * ira-build.c (mark_all_loops_for_removal,
8023 propagate_some_info_from_allocno): New.
8024 (remove_unnecessary_allocnos): Call
8025 propagate_some_info_from_allocno.
8026 (remove_low_level_allocnos): New.
8027 (remove_unnecessary_regions): Add parameter. Call
8028 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8029 parameter to remove_unnecessary_regions.
8030 (ira_build): Remove all regions but root if the conflict table was
8031 not built. Update conflict hard regs for allocnos crossing calls.
8033 * ira.c (ira_conflicts_p): New global.
8034 (ira): Define and use ira_conflicts_p.
8036 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8037 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8038 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8040 2009-01-06 Ben Elliston <bje@au.ibm.com>
8042 * gengtype-lex.l (YY_NO_INPUT): Define.
8044 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8047 * c-common.c (handle_vector_size_attribute): Also reject
8050 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8052 PR tree-optimization/38492
8053 * graphite.c (rename_map_elt, debug_rename_elt,
8054 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8055 rename_map_elt_info, eq_rename_map_elts,
8056 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8057 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8058 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8059 (sese_build_livein_liveouts): New.
8060 (new_sese, free_sese): New.
8061 (new_scop): Call new_sese.
8062 (free_scop): Call free_sese.
8063 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8064 (register_old_new_names): Renamed register_old_and_new_names.
8065 (register_scop_liveout_renames, add_loop_exit_phis,
8066 insert_loop_close_phis, struct igp,
8067 default_liveout_before_guard, add_guard_exit_phis,
8068 insert_guard_phis, copy_renames): New.
8069 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8070 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8071 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8072 (scop_adjust_phis_for_liveouts): New.
8073 (gloog): Call scop_adjust_phis_for_liveouts.
8075 * graphite.h (struct sese): Documented. Added fields liveout,
8077 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8078 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8079 (struct scop): Added field liveout_renames.
8080 (SCOP_LIVEOUT_RENAMES): New.
8082 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8084 PR tree-optimization/38510
8085 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8086 (translate_clast): Call recompute_all_dominators before
8088 (gloog): Call recompute_all_dominators before graphite_verify.
8090 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8091 Jan Sjodin <jan.sjodin@amd.com>
8093 PR tree-optimization/38500
8094 * graphite.c (create_sese_edges): Call fix_loop_structure after
8097 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8099 * config.gcc: Add m32r*-*-rtems*.
8100 * config/m32r/rtems.h: New file.
8102 2009-01-05 Ben Elliston <bje@au.ibm.com>
8104 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8105 (.po.pox): Likewise.
8106 (po/gcc.pot): Likewise.
8108 2009-01-04 David S. Miller <davem@davemloft.net>
8110 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8111 (STARTING_FRAME_OFFSET): Always set to zero.
8113 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8115 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8116 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8117 fixed-point types, and vectors of the same.
8119 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8121 * config/mips/sync.md (*mb_barrier): Rename to...
8122 (*memory_barrier): ...this.
8124 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8126 * doc/extend.texi (Function Attributes): Move @cindex after @item
8127 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8128 and put in alphabetical order. Fix 'target' name and put in order.
8129 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8132 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8134 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8135 (memory_barrier): Expand as unspec instead of unspec_volatile.
8136 Remove mem:BLK from insn operands. Use Pmode scratch register.
8137 (*memory_barrier): Define as unspec instead of unspec_volatile.
8138 Use (match_dup 0) as input operand.
8140 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
8141 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
8142 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
8143 scratch register. Remove operand 1.
8144 (*stbar): Define as unspec instead of unspec_volatile.
8145 Use (match_dup 0) as input operand, remove (const_int 8).
8146 (*membar): Define as unspec instead of unspec_volatile.
8147 Use (match_dup 0) as input operand, remove input operand 2.
8149 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
8150 (memory_barrier): Expand as unspec instead of unspec_volatile.
8151 Remove mem:BLK from insn operands. Use Pmode scratch register.
8152 (*memory_barrier): Define as unspec instead of unspec_volatile.
8153 Use (match_dup 0) as input operand.
8155 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
8156 Remove mem:BLK from insn operands. Use Pmode scratch register.
8157 Set volatile flag on operand 0.
8158 (*memory_barrier): New insn pattern.
8160 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
8162 (*memory_barrier): Use (match_dup 0) as input operand.
8164 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
8165 Remove mem:BLK from insn operands. Use Pmode scratch register.
8166 Set volatile flag on operand 0.
8167 (*mb_internal): New insn pattern.
8169 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
8171 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8174 * function.c (struct temp_slot): Move to the section of the file
8175 that deals with temp slots. Remove field 'address'.
8176 (temp_slot_address_table): New hash table of address -> temp slot.
8177 (struct temp_slot_address_entry): New struct, items for the table.
8178 (temp_slot_address_compute_hash, temp_slot_address_hash,
8179 temp_slot_address_eq, insert_temp_slot_address): Support functions
8181 (find_temp_slot_from_address): Rewrite to use the new hash table.
8182 (remove_unused_temp_slot_addresses): Remove addresses of temp
8183 slots that have been made available.
8184 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
8185 worker function for remove_unused_temp_slot_addresses.
8186 (assign_stack_temp_for_type): Don't clear the temp slot address list.
8187 Add the temp slot address to the address -> temp slot map.
8188 (update_temp_slot_address): Update via insert_temp_slot_address.
8189 (free_temp_slots): Call remove_unused_temp_slot_addresses.
8190 (pop_temp_slots): Likewise.
8191 (init_temp_slots): Allocate the address -> temp slot map, or empty
8192 the map if it is already allocated.
8193 (prepare_function_start): Initialize temp slot processing.
8195 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8198 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
8199 Calculate the size of all stack vars assuming no packing of stack
8200 vars will happen, replacing a quadratic algorithm with a linear one.
8202 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8205 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
8208 2009-01-03 Diego Novillo <dnovillo@google.com>
8210 * doc/contrib.texi: Update contributions.
8212 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8215 * builtins.c (fold_builtin_memory_op): Give up if either operand
8216 is volatile. Set srctype or desttype to non-qualified version
8220 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
8223 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
8225 PR rtl-optimization/35805
8226 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
8227 problem if fast dce is able to remove any instructions.
8228 * dce.c (dce_process_block): Fix dump message.
8230 2009-01-02 Mark Mitchell <mark@codesourcery.com>
8233 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
8235 2009-01-02 Jakub Jelinek <jakub@redhat.com>
8238 * tree-flow.h (op_code_prio, op_prio): New prototypes.
8239 * tree-pretty-print.c (op_code_prio): New function.
8240 (op_prio): No longer static. Use op_code_prio.
8241 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
8242 Use op_prio and op_code_prio to determine if () should be
8243 printed around operand(s) or not.
8245 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
8246 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
8247 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
8248 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
8249 pp_character instead of pp_string for single letter printing.
8251 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8253 * doc/extend.texi: Fix '#pragma GCC option' typo.
8255 2009-01-02 Richard Guenther <rguenther@suse.de>
8257 * doc/install.texi (--enable-checking): Mention different
8259 (--enable-stage1-checking): Document.
8261 2009-01-01 Andrew Pinski <pinskia@gmail.com>
8264 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
8265 case to be an error.
8267 2009-01-02 Ben Elliston <bje@au.ibm.com>
8269 * config/fp-bit.h (pack_d): Constify argument.
8270 * config/fp-bit.c (makenan): Constify return type. Remove casts.
8271 (isnan): Constify argument.
8275 (_fpadd_parts): Constify return type.
8276 (_fpmul_parts): Likewise.
8277 (_fpdiv_parts): Likewise.
8279 2009-01-01 Jakub Jelinek <jakub@redhat.com>
8282 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
8283 warn about overwriting initializer with side-effects or
8284 -Woverride-init if !IMPLICIT.
8285 (output_init_element): Likewise. Pass IMPLICIT down to
8287 (process_init_element): Add IMPLICIT argument. Pass it down
8288 to output_init_element.
8289 (push_init_element, pop_init_level, set_designator): Adjust
8290 process_init_element callers.
8291 (set_nonincremental_init, set_nonincremental_init_from_string):
8292 Adjust add_pending_init callers.
8293 (output_pending_init_elements): Adjust output_init_element callers.
8294 * c-tree.h (process_init_element): Adjust prototype.
8295 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
8296 process_init_element callers.
8299 Copyright (C) 2009 Free Software Foundation, Inc.
8301 Copying and distribution of this file, with or without modification,
8302 are permitted in any medium without royalty provided the copyright
8303 notice and this notice are preserved.