1 2005-07-24 Ira Rosen <irar@il.ibm.com>
3 PR tree-optimization/22526
4 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10 that C99 reserve for future use. Use it to define clog10,
13 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
16 * configure.ac: Check for -Wmissing-format-attribute.
18 * configure: Regenerate.
20 2005-07-23 Richard Henderson <rth@redhat.com>
22 PR tree-optimization/22623
23 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
25 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
28 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
30 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
32 * Makefile.in (C_TREE_H): Update dependencies.
33 * c-tree.h: Include toplev.h.
34 * diagnostic.h (diagnostic_set_info): Add format attribute.
35 * rtl-error.c (diagnostic_for_asm): Likewise.
37 2005-07-23 Chao-ying Fu <fu@mips.com>
39 * config/mips/mips-dsp.md: New file.
40 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
41 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
43 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
44 MIPS_BUILTIN_BPOSGE32.
45 (mips_expand_builtin_direct): Add one parameter to indicate that
46 builtin functions need to return a value.
47 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
49 (mips_regno_to_class): Add classes for 12 new DSP registers.
50 (mips_subword): Change to check four HI registers.
51 (mips_output_move): Output move to and from 6 new DSP accumulators.
52 (override_options): Make sure -mdsp and -mips16 are not used together.
53 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
55 (mips_conditional_register_usage): Disable 6 new DSP accumulators
57 (print_operand): Add 'q' for printing DSP accumulators.
58 (mips_cannot_change_mode_class): Check ACC_REGS.
59 (mips_secondary_reload_class): Check ACC_REGS.
60 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
61 (mips_register_move_cost): Check ACC_REGS.
62 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
63 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
64 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
65 (dsp_bdesc): New array.
66 (bdesc_arrays): Add DSP builtin function table.
67 (mips_prepare_builtin_arg): Check predicate again after
69 (mips_expand_builtin): Add one more parameter to
70 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
71 MIPS_BUILTIN_BPOSGE32.
72 (mips_init_builtins): Initialize new function types.
73 (mips_expand_builtin_direct): Check if builtin functions need to
74 return a value and pass operands properly.
75 (mips_expand_builtin_bposge): New function.
76 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
77 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
78 (FIRST_PSEUDO_REGISTER): Increase to 188.
79 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
80 Update for 12 new DSP registers.
81 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
82 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
83 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
84 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
85 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
86 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
87 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
88 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
89 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
90 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
91 (REGISTER_NAMES): Add names for 12 new DSP registers.
92 * config/mips/mips.md: Include mips-dsp.md.
93 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
94 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
95 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
96 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
97 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
98 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
99 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
100 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
101 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
102 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
103 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
104 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
105 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
106 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
107 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
108 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
109 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
110 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
111 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
112 (UNSPEC_RDDSP): New constants.
113 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
114 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
116 * config/mips/mips.opt (-mdsp): New option.
117 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
118 (reg_imm10_operand): New predicates.
119 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
120 * doc/invoke.texi (-mdsp): Document new option.
122 2005-07-22 DJ Delorie <dj@redhat.com>
124 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
126 * tree-inline.c (inlinable_function_p): Likewise.
128 2005-07-22 Mark Mitchell <mark@codesourcery.com>
131 * toplev.c (check_global_declarations): Do not mark undefined
132 variables as DECL_IGNORED_P.
133 * varasm.c (first_global_object_name): GTY it.
134 (weak_global_object_name): Likewise.
135 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
136 a string to go into {weak,first}_global_object_name.
138 2005-07-22 DJ Delorie <dj@redhat.com>
140 * c-format.c (check_function_format): Change warning control
141 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
143 2005-07-22 Diego Novillo <dnovillo@redhat.com>
145 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
146 &PTR->FLD a dereference of PTR.
147 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
148 a potential dereference of PTR.
150 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
152 PR rtl-optimization/20370
153 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
154 call allocate_reg_info if necessary.
156 PR rtl-optimization/21848
157 * calls.c (emit_library_call_value_1): For const functions, add
158 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
160 PR rtl-optimization/22445
161 * cselib.c (target.h): Include.
162 (rtx_equal_for_cselib_p): Allow commutative matches.
163 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
164 Remove MODE parameter. Changed all callers.
166 PR rtl-optimization/22258
167 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
169 (try_combine): Use likely_spilled_retval_p.
171 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
173 * config.gcc: Add crx-elf support.
175 * doc/contrib.texi: Mention crx.
176 * doc/extend.texi: Document crx extensions.
177 * doc/install.texi: Document crx install.
178 * doc/invoke.texi: Document crx options.
179 * doc/md.texi: Document crx constraints.
181 * config/crx/crx-protos.h: New file.
182 * config/crx/crx.c: New file.
183 * config/crx/crx.h: New file.
184 * config/crx/crx.md: New file.
185 * config/crx/crx.opt: New file.
186 * config/crx/t-crx: New file.
188 2005-07-22 Manfred Hollstein <mh@suse.com>
190 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
192 (int_add_graph_edge): Likewise.
193 (collapse_nodes): Likewise.
194 (process_unification_queue): Likewise.
196 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
197 Laurent GUERBY <laurent@guerby.net>
199 PR tree-optimization/22336
200 * function.c (record_block_change): Check for
201 cfun->ib_boundaries_block.
203 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
205 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
206 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
208 2005-07-21 DJ Delorie <dj@redhat.com>
210 * toplev.c (warn_deprecated_use): Add warning control to warning
212 * c-typeck.c (parser_build_binary_op): Likewise.
213 (c_finish_if_stmt): Likewise.
214 * c-common.c (check_function_sentinel): Likewise.
215 (check_nonnull_arg): Likewise.
217 2005-07-21 Richard Henderson <rth@redhat.com>
220 * tree-complex.c (complex_ssa_name_components): New.
221 (cvc_lookup): Allow entry not found.
222 (create_components): Remove.
223 (create_one_component_var, get_component_var): New.
224 (get_component_ssa_name, set_component_ssa_name): New.
225 (extract_component): Use get_component_ssa_name.
226 (update_complex_components): Use set_component_ssa_name.
227 (update_complex_components_on_edge): Likewise.
228 (update_phi_components): Create new PHI nodes directly, instead
229 of adding insns to edges.
230 (tree_lower_complex): Allocate and free complex_variable_components
231 and complex_ssa_name_components here.
233 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
235 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
236 revert to returning false.
238 2005-07-21 Uros Bizjak <uros@kss-loka.si>
241 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
243 2005-07-21 Uros Bizjak <uros@kss-loka.si>
246 * config/i386/i386.md (cmpxf): Change operand constraints
247 to "nonmemory_operand".
249 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
251 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
253 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
256 * fold-const.c (fold_build1): Add checksum for the operands.
257 (fold_build2): Likewise.
258 (fold_build3): Likewise.
260 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
263 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
265 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
267 * common.opt (-fforward-propagate): Committed by mistake,
270 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
272 * reg-stack.c: Fix comment typo(s).
273 * tree-ssa-operands.c: Likewise.
274 * tree-vectorizer: Likewise.
276 2005-07-21 Nick Clifton <nickc@redhat.com>
278 * config/sh/symbian.c: Replace C++ style line comments with C
280 (symbian_add_attribute): Do not use a ? operator on the LHS of
282 (sh_symbian_handle_dll_attribute): Change the type of the
283 method vector to "VEC(tree,gc)*" and use vector accessor
284 macros to walk over the elements.
285 (symbian_export_vtable_and_rtti_p): Likewise.
286 (symbian_class_needs_attribute_p): Likewise.
288 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
291 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
292 initialize targetm.resolve_overloaded_builtin here.
293 (altivec_expand_overloaded_builtin): Make it non-static.
294 * config/rs6000/rs6000-protos.h
295 (altivec_expand_overloaded_builtin): New prototype.
296 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
297 targetm.resolve_overloaded_builtin here.
298 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
300 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
301 Zdenek Dvorak <dvorakz@suse.cz>
303 PR tree-optimization/19210
304 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
306 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
307 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
308 rely on unproven assumptions.
309 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
310 * tree-flow.h (number_of_iterations_exit): Add final parameter.
311 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
312 to number_of_iterations_exit.
313 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
314 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
315 * tree-ssa-loop-niter.c (find_loop_niter,
316 estimate_numbers_of_iterations_loop): Likewise.
317 (number_of_iterations_exit): Honor the new options.
318 * doc/invoke.texi (Wunsafe-loop-optimizations,
319 funsafe-loop-optimizations): Document them.
321 2005-07-21 Richard Sandiford <richard@codesourcery.com>
323 PR rtl-optimization/22167
324 * gcse.c (hoist_code): Fix hoist_exprs[] check.
326 2005-07-20 Adam Nemet <anemet@lnxw.com>
328 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
329 __do_global_dtors_aux longcall.
331 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
333 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
334 (old_special_pred_table): Don't reference
335 SPECIAL_MODE_PREDICATES.
336 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
337 * config/arc/arc.h: Don't mention PREDICATE_CODES.
338 * config/sh/predicates.h: Don't mention
339 SPECIAL_MODE_PREDICATES.
340 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
343 2005-07-20 DJ Delorie <dj@redhat.com>
345 * config.gcc: Add m32c-elf support.
347 * doc/contrib.texi: Mention m32c.
348 * doc/extend.texi: Document m32c extensions.
349 * doc/install.texi: Mention m32c.
350 * doc/invoke.texi: Document m32c options.
351 * doc/md.texi: Document m32c constraints.
353 * config/m32c/addsub.md: New file.
354 * config/m32c/bitops.md: New file.
355 * config/m32c/cond.md: New file.
356 * config/m32c/jump.md: New file.
357 * config/m32c/m32c-lib1.S: New file.
358 * config/m32c/m32c-lib2.c: New file.
359 * config/m32c/m32c-modes.def: New file.
360 * config/m32c/m32c-pragma.c: New file.
361 * config/m32c/m32c-protos.h: New file.
362 * config/m32c/m32c.abi: New file.
363 * config/m32c/m32c.c: New file.
364 * config/m32c/m32c.h: New file.
365 * config/m32c/m32c.md: New file.
366 * config/m32c/m32c.opt: New file.
367 * config/m32c/minmax.md: New file.
368 * config/m32c/mov.md: New file.
369 * config/m32c/muldiv.md: New file.
370 * config/m32c/predicates.md: New file.
371 * config/m32c/prologue.md: New file.
372 * config/m32c/shift.md: New file.
373 * config/m32c/t-m32c: New file.
375 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
377 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
378 (stack_protect_set, stack_protect_test): New expanders.
379 (stack_protect_set_si, stack_protect_set_si_media,
380 stack_protect_set_di_media, stack_protect_test_si,
381 stack_protect_test_si_media, stack_protect_test_di_media):
384 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
386 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
388 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
390 * tree.h (tree_expr_nonzero_p): Export.
391 * fold-const.c (tree_expr_nonzero_p): Likewise.
392 Return true for CALL_EXPRs that are alloca calls.
393 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
395 * tree-flow.h (expr_computes_nonzero): Remove.
396 * tree-vrp.c (expr_computes_nonzero): Remove.
397 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
398 (extract_range_from_unary_expr): Likewise.
399 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
402 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
404 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
405 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
406 extra arg "picreg" and use it instead of pic_offset_table_rtx.
408 (frame_related_constant_load): New arg "related" which controls
409 setting of RTX_FRAME_RELATED_P. All callers changed.
410 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
411 (bfin_expand_prologue): Add stack limit checking.
412 * config/bfin/bfin.md (trapifcc): New pattern.
414 * config/bfin/bfin.c: Include "langhooks.h".
415 (def_builtin): Go through lang_hooks to call builtin_function.
417 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
418 * config/bfin/predicates.md (symbol_ref_operand): New.
419 (call_insn_operand): Delete. All callers changed to use
420 register_no_elim_operand.
421 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
423 (function_arg): Use it to generate the call's operand 2.
424 (bfin_longcall_p): New function.
425 (bfin_expand_call): Extra arg "cookie". All callers and declaration
426 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
427 determine if the address needs to be in a REG.
428 (bfin_handle_longcall_attribute): New function.
429 (bfin_attribute_table): Add "longcall" and "shortcall".
430 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
431 (CUMULATIVE_ARGS): New member call_cookie.
432 (PREDICATE_CODES): Add symbol_ref_operand.
433 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
434 extra USE to the pattern.
435 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
436 New patterns, split off call_insn, sibcall_insn, call_value_insn and
437 sibcall_value_insn; now the new patterns handle direct calls and the
438 old ones indirect calls.
439 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
441 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
443 * doc/trouble.texi: Update section on handling of empty loops.
445 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
447 * config.gcc: Remove support for sparc-*-openbsd*,
448 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
450 * config.host: Remove support for i860-*-sysv4* as a host.
451 * config/i860/*, config/ip2k/*, config/ns32k/*,
452 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
453 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
454 mention obsolete ports.
456 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
458 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
460 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
461 of frame_pointer_rtx.
462 (sh_expand_epilogue): Likewise.
463 (sh_set_return_address): Likewise.
464 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
465 instead of FRAME_POINTER_REGNUM if needed. Add elimination
466 offsets from FRAME_POINTER_REGNUM.
467 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
468 (sh_register_names): Add initializer for sfp.
469 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
470 (VALID_REGISTER_P): Likewise.
471 (FIRST_PSEUDO_REGISTER): Update.
472 (DWARF_FRAME_REGISTERS): Define.
473 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
474 (HARD_FRAME_POINTER_REGNUM): Define.
475 (FRAME_POINTER_REGNUM): Redefine.
476 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
477 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
478 from FRAME_POINTER_REGNUM.
479 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
480 FRAME_POINTER_REGNUM.
481 (REG_CLASS_CONTENTS): Add sfp.
482 (REG_ALLOC_ORDER): Likewise.
483 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
484 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
485 of frame_pointer_rtx.
486 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
488 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
490 * fold-const.c (tree_expr_nonnegative_p): Only return true for
491 ABS_EXPR when flag_wrapv is false because of INT_MIN.
492 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
494 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
497 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
499 Make CONSTRUCTOR use VEC to store initializers.
500 * c-common.c (complete_array_type): Update to cope with VEC in
502 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
503 (pp_c_constructor_elts): New function.
504 * c-pretty-print.h (pp_c_constructor_elts): Declare.
505 * c-typeck.c (build_function_call, build_c_cast, digest_init,
506 struct constructor_stack, struct initializer_stack,
507 constructor_elements, push_init_level, pop_init_level,
508 add_pending_init, find_init_member, output_init_element): Update to
509 cope with VEC in CONSTRUCTOR_ELTS.
510 * coverage.c (build_fn_info_value, build_ctr_info_value,
511 build_gcov_info): Likewise.
512 * expr.c (categorize_ctor_elements_1, store_constructor,
513 expand_expr_real_1): Likewise.
514 * fold-const.c (fold_ternary): Likewise.
515 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
516 gimplify_init_constructor, gimplify_expr): Likewise.
517 * tree-dump.c (dequeue_and_dump): Likewise.
518 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
520 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
522 * tree-sra.c (generate_element_init_1): Likewise.
523 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
524 * tree-ssa-operands.c (get_expr_operands): Likewise.
525 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
526 * tree-vect-transform.c (vect_get_vec_def_for_operand):
527 (get_initial_def_for_reduction): Likewise.
528 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
529 value handle in annotations.
530 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
531 tree_node_structure): Add support for constr_kind.
532 (build_vector_from_ctor, build_constructor_single,
533 build_constructor_from_list): New functions.
534 (build_constructor): Update to take a VEC instead of a TREE_LIST.
535 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
536 Update to cope with VEC in CONSTRUCTOR_ELTS.
537 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
538 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
539 CONSTRUCTOR_APPEND_ELT): New macros.
540 (struct constructor_elt, struct tree_constructor): New data types.
541 (union tree_node): Add tree_constructor field.
542 * treestruct.def: Define TS_CONSTRUCTOR.
543 * varasm.c (const_hash_1, compare_constant, copy_constant,
544 compute_reloc_for_constant, output_addressed_constants,
545 initializer_constant_valid_p, output_constant,
546 array_size_for_constructor, output_constructor): Update to cope with
547 VEC in CONSTRUCTOR_ELTS.
548 * vec.h (VEC_empty, VEC_copy): New macros.
550 2005-07-19 Devang Patel <dpatel@apple.com>
552 * dbxout.c (dbxout_type): Check Objective-C++ lang.
554 2005-07-19 Richard Henderson <rth@redhat.com>
557 * gimplify.c (gimplify_expr): Use main variant type for the temp
558 destination for a discarded volatile read.
559 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
560 casts between non-void types that change volatility.
562 2005-07-15 DJ Delorie <dj@redhat.com>
564 * toplev.h: Add comment about the first parameter for warning().
565 * errors.h: Likewise.
567 * c.opt (Wpragmas): New.
568 * doc/invoke.texi: Document it.
570 * function.c (do_warn_unused_parameter): Add warning control to
572 * c-decl.c (warn_if_shadowing): Likewise.
573 * c-lex.c (cb_def_pragma): Likewise.
574 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
575 (pop_alignment): Likewise.
576 (handle_pragma_pack): Likewise.
577 (apply_pragma_weak): Likewise.
578 (handle_pragma_weak): Likewise.
579 (handle_pragma_redefine_extname): Likewise.
580 (add_to_renaming_pragma_list): Likewise.
581 (handle_pragma_extern_prefix): Likewise.
582 (maybe_apply_renaming_pragma): Likewise.
583 (handle_pragma_visibility): Likewise.
585 * config/c4x/c4x-c.c (BAD): Likewise.
586 (c4x_parse_pragma): Likewise.
587 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
588 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
589 (rs6000_pragma_longcall): Likewise.
590 * config/v850/v850-c.c (pop_data_area): Likewise.
591 (ghs_pragma_section): Likewise.
592 (ghs_pragma_section): Likewise.
593 (ghs_pragma_interrupt): Likewise.
594 (ghs_pragma_starttda): Likewise.
595 (ghs_pragma_startsda): Likewise.
596 (ghs_pragma_startzda): Likewise.
597 (ghs_pragma_endtda): Likewise.
598 (ghs_pragma_endsda): Likewise.
599 (ghs_pragma_endzda): Likewise.
601 2005-07-19 Danny Berlin <dberlin@dberlin.org>
602 Kenneth Zadeck <zadeck@naturalbridge.com>
604 * Makefile.in: Removed tree-promote-statics.c
605 * tree-promote-statics.c: Removed.
606 * common.opt: Removed flag-promote-statics.
608 * passes.c: Removed tree-promote-statics pass.
609 * tree-pass.h: Ditto.
610 * timevar.def: Removed TV_PROMOTE_STATICS.
613 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
615 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
617 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
619 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
622 * c-common.c (check_function_arguments): Call
623 'check_function_format' if either -Wformat or
624 -Wmissing-format-attribute are specified.
625 * c-format.c (check_function_format): Check -Wformat before
626 calling 'check_format_info'.
627 * c-opts.c (c_common_post_options): Don't warn for
628 -Wmissing-format-attribute without -Wformat.
629 * c-typeck.c (convert_for_assignment): Detect additional cases for
630 -Wmissing-format-attribute.
631 * doc/invoke.texi (-Wmissing-format-attribute): Document new
634 2005-07-19 Richard Guenther <rguenther@suse.de>
636 * config/i386/i386.md (lrint<mode>2): Use temporary
637 instead of clobbering non-existent memory.
639 2005-07-19 Nick Clifton <nickc@redhat.com>
641 * config/avr/avr.c (legitimate_address_p): Fix debugging print
642 statement to avoid displaying ASCII control characters.
644 2005-07-19 Ben Elliston <bje@au.ibm.com>
646 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
647 * cfganal.c (find_edge_index): Ditto.
648 * combine.c (combine_instructions): Ditto.
649 * ddg.c (create_scc): Ditto.
650 (find_successors): Ditto.
651 (find_predecessors): Ditto.
652 (find_nodes_on_paths): Ditto.
653 (longest_simple_path): Ditto.
654 * flow.c (update_life_info): Ditto.
655 (count_or_remove_death_notes): Ditto.
656 (clear_log_links): Ditto.
657 * modulo-sched.c (generate_reg_moves): Ditto.
658 (find_max_asap): Ditto.
659 (find_max_hv_min_mob): Ditto.
660 (find_max_dv_min_mob): Ditto.
661 * sbitmap.c (sbitmap_first_set_bit): Ditto.
662 * sched-rgn.c (extract_edgelst): Ditto.
663 * tree-into-ssa.c (prepare_names_to_update): Ditto.
664 (dump_update_ssa): Ditto.
665 (ssa_names_to_replace) Ditto.
666 (switch_virtuals_to_full_rewrite): Ditto.
668 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
670 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
672 Fix PR tree-optimization/22483
674 * tree-complex.c (create_components): Use
675 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
676 * tree-flow-inline.h (fill_referenced_var_vec): New function.
677 * tree-flow.h (safe_referenced_var_iterator): New structure.
678 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
679 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
680 safe_referenced_var iterator.
681 (add_type_alias): Ditto.
683 2005-07-19 Steven Bosscher <stevenb@suse.de>
685 * loop-init.c (rest_of_handle_loop2): Remove.
686 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
687 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
688 (pass_rtl_loop_init, pass_rtl_loop_done,
689 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
690 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
691 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
692 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
693 pass_tree_loop_done, and pass_tree_unswitch.
694 (gate_loop): Rename to gate_tree_loop.
695 * passes.c (init_optimization_passes): Update for renamed tree
696 loop passes. Add the new loop2 passes as subpasses of loop2.
697 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
698 Update for the renamed tree loop passes.
700 2005-07-18 Ian Lance Taylor <ian@airs.com>
703 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
704 blocks when optimizing.
706 2005-07-18 Steve Ellcey <sje@cup.hp.com>
708 * common.opt (frename-registers): Initialize to 2.
710 (fgcse-after-reload): Ditto.
711 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
712 (process_options): Only change flag_web, flag_rename_registers,
713 and flag_rerun_cse_after_loop if not explicitly set by user.
715 2005-07-18 Jan Beulich <jbeulich@novell.com>
717 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
718 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
719 in 64-bit mode the same as DImode in 32-bit mode.
720 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
721 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
722 mode. Add new mode parameter.
723 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
724 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
725 x86_64_shift_adj): New expanders.
726 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
727 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
729 Respective new splitters. Use renamed shift splitter helpers in 32-bit
730 DImode shift splitters.
731 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
732 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
735 2005-07-18 Jan Beulich <jbeulich@novell.com>
737 * i386.md (movdi_extzv_1): New.
738 (zero_extendhidi2): Combine alternatives and never force use of
740 (zero_extendqidi2): Likewise. Don't restrict input selection.
742 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
744 Fix PR tree-optimization/22531
745 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
748 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
750 * tree-promote-statics.c (pass_promote_statics): Change dump file
753 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
755 * tree-optimize.c (init_tree_optimization_passes): Add
756 pass_eliminate_useless_stores pass.
757 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
758 * tree-ssa-pre.c (is_copy_stmt): New function.
759 (follow_copies_till_vuse): Ditto.
760 (do_eustores): Ditto.
761 (gate_eustores): Ditto.
763 2005-07-16 Richard Henderson <rth@redhat.com>
765 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
767 2005-07-16 Danny Berlin <dberlin@dberlin.org>
768 Kenneth Zadeck <zadeck@naturalbridge.com>
770 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
771 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
772 ipa-type-escape.h, tree-promote-statics.c
773 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
774 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
775 tree-promote-statics.c: new files.
776 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
777 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
778 int nonlocal_set_p, mark_constant_function): Deleted.
779 (rest_of_handle_cfg): Removed call to mark_constant_function.
780 (nonoverlapping_component_refs_p): Added calls to support
782 * tree-ssa-alias.c (may_alias_p,
783 compute_flow_insensitive_aliasing): Ditto.
784 * calls.c (flags_from_decl_or_type): Removed reference to
786 * c-typeck.c (convert_arguments): Make builtins tolerant of having
787 too many arguments. This is necessary for Spec 2000.
788 * cgraph.h (const_function, pure_function): Removed.
789 * common.opt: Added "fipa-pure-const", "fipa-reference",
790 "fipa-type-escape", and "ftree-promote-static".
792 * passes.c: Added ipa and tree-promote-statics passes.
793 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
794 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
795 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
796 * tree-flow.h: Added exposed sra calls and addition of
797 reference_vars_info field for FUNCTION_DECLS.
798 * tree-pass.h: Added passes.
799 * tree-sra.c: (sra_init_cache): New function.
800 (sra_insert_before, sra_insert_after) Made public.
801 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
803 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
804 aliasing. (may_alias_p): Added code to use type escape analysis to
806 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
807 code to prune clobbers of static variables based on information
808 produced in ipa-reference pass. Changed call clobbering so that
809 statics are not marked as clobbered if the call does not clobber
812 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
814 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
817 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
819 * doc/install.texi (*-*-solaris2*): Document recommended version
820 of GNU binutils and mention GNU linker problem on Solaris 10.
822 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
825 * c-decl.c (c_build_bitfield_integer_type): New function.
826 (finish_struct): Call it.
827 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
829 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
831 * c-typeck.c (digest_init): Call 'convert_for_assignment'
834 2005-07-16 Jan Hubicka <jh@suse.cz>
836 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
837 (scale_bbs_frequencies_int): Watch roundoff errors.
838 * predict.c (return_prediction): Initialize return_stmt.
840 2005-07-16 Jan Hubicka <jh@suse.cz>
842 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
845 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
848 * fold-const.c (build_range_check): Convert high/low to etype
849 if we are only comparing against exp.
851 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
853 Fix PR tree-optimization/22376
854 * tree-ssa-structalias.c (build_constraint_graph): We really meant
856 (need_to_solve): New function.
857 (compute_points_to_sets): Use it.
859 2005-07-15 Jan Hubicka <jh@suse.cz>
861 * cfg.c (update_bb_profile_for_threading): More diagnostic.
862 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
864 2005-07-15 Richard Guenther <rguenther@suse.de>
866 * c-common.c (handle_flatten_attribute): New function.
867 Add flatten function attribute.
868 * doc/extend.texi: Document flatten function attribute.
869 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
870 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
872 (cgraph_decide_inlining): Handle functions with flatten
875 2005-07-14 David Edelsohn <edelsohn@gnu.org>
877 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
878 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
879 UNSPEC_XCHG, UNSPEC_AND): New.
880 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
881 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
882 * config/rs6000/sync.md (FETCHOP): New code macro.
883 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
885 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
886 (sync_compare_and_swap<mode>): Same.
887 (sync_lock_test_and_set<mode>): Same.
888 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
889 for QImode and HImode, and not PPC405.
890 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
891 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
892 (sync_<fetchop>{si,di}_internal): New.
893 (sync_nand{si,di}_internal): New.
894 (sync_old_<fetchop>{si,di}_internal): New.
895 (sync_old_nand{si,di}_internal): New
896 (sync_new_<fetchop>{si,di}_internal): New.
897 (sync_new_nand{si,di}_internal): New.
898 (atomic_and{si,di}): New.
899 (sync_new_nand{si,di}_internal): New.
900 (atomic_and{si,di}): New.
901 (sync_add<mode>_internal): Delete.
902 (sync_addshort_internal): Use unspec instead of unspec_volatile.
903 (sync_sub<mode>_internal): Delte.
904 (sync_subshort_internal): New.
905 (sync_andsi_internal): Use unspec instead of unspec_volatile.
906 (sync_anddi_internal): Delete.
907 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
908 (sync_booldi_internal): Delete.
909 (sync_boolc<mode>_internal): Delete.
910 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
911 (sync_boolc<mode>_internal2): Delete.
912 (sync_boolcc<mode>_internal): Delete.
913 (isync, lwsync): Use unspec instead of unspec_volatile.
914 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
915 Revert UNSPEC_VOLATILE.
916 (rs6000_split_atomic_op): New.
917 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
919 2005-07-14 Eric Christopher <echristo@redhat.com>
921 * config/mips/mips.c (mips_canonicalize_comparison): Cast
922 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
924 2005-07-14 Eric Christopher <echristo@redhat.com>
926 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
928 2005-07-14 Steven Bosscher <stevenb@suse.de>
930 PR tree-optimization/22230
931 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
932 the computation of the four cross productions for "range op range".
934 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
935 Ulrich Weigand <uweigand@de.ibm.com>
938 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
941 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
943 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
945 2005-07-14 Steve Ellcey <sje@cup.hp.com>
947 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
949 2005-07-14 Richard Guenther <rguenther@suse.de>
952 * config/i386/i386-protos.h (ix86_function_value): Change
953 prototype to match new target hook.
954 * config/i386/i386.c (ix86_value_regno): Change prototype
955 to take extra type argument.
956 (TARGET_FUNCTION_VALUE): Define.
957 (ix86_function_ok_for_sibcall): Pass extra argument to
958 ix86_value_regno, check return slot rtx for exact match.
959 (ix86_function_value): Take extra parameter. Dispatch to
960 ix86_value_regno with fndecl/fntype as provided.
961 (ix86_value_regno): Handle extra type argument.
962 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
964 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
965 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
966 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
967 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
968 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
970 2005-07-14 Richard Guenther <rguenther@suse.de>
972 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
973 * calls.c (expand_call): Pass fntype to hard_function_value.
974 (emit_library_call_value_1): Likewise.
975 * explow.c: Include target.h.
976 (hard_function_value): Take extra argument, the fntype.
977 Use new target hook for function_value.
978 * expr.h (hard_function_value): Change prototype.
979 * function.c (aggregate_value_p): Pass 0 as fntype to
981 (assign_parms): Use new target hook for function_value.
982 Pass 0 as fntype to hard_function_value.
983 (expand_function_end): Likewise.
984 * reg-stack.c: Include target.h.
985 (stack_result): Use new target hook for function_value.
986 * target-def.h: New target hook function_value.
987 * target.h: Likewise.
988 * targhooks.c (default_function_value): New function.
989 * targhooks.h (default_function_value): Declare.
991 2005-07-13 Ian Lance Taylor <ian@airs.com>
993 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
995 2005-07-14 Jan Hubicka <jh@suse.cz>
997 * tree-dfa.c (dump_variable): Use default_def function.
998 * tree-ssa-alias.c (dump_points_to_info): Likewise.
999 * tree-ssa.c (verify_use): Likewise.
1000 * tree-ssanames.c (release_ssa_name): Likewise.
1001 * tree-tailcall.c (eliminate_tail_call): Likewise.
1002 (tree_optimize_tail_calls_1): Likewise.
1003 * tree-vrp.c (get_value_range): Likewise.
1005 2005-07-14 Ben Elliston <bje@au.ibm.com>
1007 * gcc.c (main): Compare language[0] with '*' when iterating over
1010 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1012 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
1013 "s390_emit_compare". Add handling of CCZ1mode.
1014 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
1015 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
1017 (s390_branch_condition_mask): Add CCZ1mode handling.
1018 * config/s390/s390.md: ("seq", "*seq"): New pattern.
1019 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
1020 Use CCZ1mode instead of CCZmode.
1021 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
1023 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
1025 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
1027 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
1029 2005-07-13 Eric Christopher <echristo@redhat.com>
1031 * config/mips/mips.c (mips_canonicalize_comparison): New.
1032 (mips_emit_int_relational): Use.
1034 2005-07-13 Eric Christopher <echristo@redhat.com>
1036 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1038 * config/s390/s390.md: Include tpf.md. Move tpf specific
1040 * config/s390/tpf.md: To here.
1041 * config/s390/s390.opt: Move tpf specific options...
1042 * config/s390/tpf.opt: to here. Add mmain option.
1043 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1044 * config/s390/tpf.h: Rewrite.
1046 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1048 * doc/tm.texi: Remove @xref{Cross-profiling}.
1050 2005-07-13 Jeff Law <law@redhat.com>
1052 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
1053 expressions, test their _DECL operands for pointer equality rather
1054 than using operand_equal_p.
1056 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
1058 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
1059 (TARGET_POSIX_IO): This.
1060 * config/darwin.h: Likewise.
1061 * config/freebsd.h: Likewise.
1062 * config/linux.h: Likewise.
1063 * config/lynx.h: Likewise.
1064 * config/netbsd.h: Likewise.
1065 * config/rs6000/linux64.h: Likewise.
1066 * config/rs6000/linux.h: Likewise.
1067 * config/s390/tpf.h: Likewise.
1068 * config/sh/embed-elf.h: Likewise.
1069 * config/sparc/linux64.h: Likewise.
1070 * config/sparc/linux.h: Likewise.
1071 * config/svr4.h: Likewise.
1072 * gcov-io.h: Likewise.
1074 * doc/tm.texi: Updated.
1076 * libgcov.c (create_file_directory): Defined only if
1077 TARGET_POSIX_IO is defined.
1078 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
1081 2005-07-13 Jan Hubicka <jh@suse.cz>
1083 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
1085 2005-07-13 David Edelsohn <edelsohn@gnu.org>
1087 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
1088 structure as argument.
1090 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
1092 PR tree-optimization/21921
1093 * tree-iterator.c (tsi_link_before): Support the case when
1094 tsi_end_p (tsi) == true.
1096 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1098 PR tree-optimization/22442
1099 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
1102 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1104 PR rtl-optimization/20376
1105 * toplev.c (process_options): Enable -fweb and -frename-registers when
1107 * doc/invoke.texi: Update the information about when -fweb and
1108 -frename-registers are enabled.
1110 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1113 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
1114 if *rhs_p is not a SSA_NAME.
1116 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
1118 Fix PR tree-optimization/22422
1119 * tree-ssa-structalias.c (struct variable_info): Add flag for
1121 (get_varinfo): Now a static function.
1122 (new_varinfo): init has_union and is_special_var to false.
1123 (solution_set_add): Check has_union.
1124 (do_da_constraint): Move temporary variable so it gets reset
1126 Also check for special variable.
1127 (do_ds_constraint): Ditto.
1128 (do_sd_constraint): Ditto.
1129 (do_structure_copy): Check for special variable.
1130 (find_func_aliases): Ditto.
1131 (init_base_vars): Set special vars properly.
1133 2005-07-13 Jan Hubicka <jh@suse.cz>
1135 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
1138 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
1139 (get_expr_operands): Fix thinko wrt flags and subvars.
1141 PR tree-optimize/22379
1142 * tree-inline.c (expand_call_inline): Do not output sorry in early
1145 2005-07-12 Dale Johannesen <dalej@apple.com>
1147 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
1149 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1152 * host-linux.h: Include limits.h.
1154 2005-07-12 Dale Johannesen <dalej@apple.com>
1156 * expr.c (compress_float_constant): Add cost check.
1157 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
1159 2005-07-12 Dale Johannesen <dalej@apple.com>
1161 * gcc.target/i386/compress-float-sse.c: New.
1162 * gcc.target/i386/compress-float-sse-pic.c: New.
1163 * gcc.target/i386/compress-float-387.c: New.
1164 * gcc.target/i386/compress-float-387-pic.c: New.
1165 * gcc.dg/compress-float-ppc.c: New.
1166 * gcc.dg/compress-float-ppc-pic.c: New.
1168 2005-07-12 Eric Christopher <echristo@redhat.com>
1170 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1172 * config/s390/s390.md: Include tpf.md. Move tpf specific
1174 * config/s390/tpf.md: To here.
1175 * config/s390/s390.opt: Move tpf specific options...
1176 * config/s390/tpf.opt: to here. Add mmain option.
1177 * config/s390/tpf-unwind.h: Remove unnecessary defines.
1178 * config/s390/tpf.h: Rewrite.
1180 2005-07-12 Eric Christopher <echristo@redhat.com>
1182 * gcc.c (struct infile): Update comment for language.
1183 (main): Rewrite input file resetting code.
1185 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
1188 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
1189 requiring a cast in a non RHS of modify_expr. Add a cast when required.
1190 (lookup_avail_expr): Use constant_boolean_node instead
1191 of boolean_false_node/boolean_true_node.
1193 2005-07-12 Ben Elliston <bje@au.ibm.com>
1195 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
1196 and use it when printing num_edges.
1198 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
1200 * doc/extend.texi (Blackfin Built-in Functions): New section.
1201 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
1204 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
1206 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
1207 s/cmpstrsi/cmpstrnsi
1208 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
1210 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
1211 (init_optabs): Initialize cmpstrn_optab.
1212 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
1213 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
1214 * expr.c: (enum insn_code cmpstrn_optab): Declare.
1215 * config/i386/i386.md: s/cmpstr/cmpstrn
1216 * config/c4x/c4x.md: s/cmpstr/cmpstrn
1217 * doc/md.texi: Update documentation.
1219 2005-07-11 Richard Henderson <rth@redhat.com>
1221 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
1222 build_va_arg_indirect_ref.
1223 (alpha_gimplify_va_arg): Likewise.
1224 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1225 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1226 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
1227 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1228 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1229 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
1231 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1233 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
1235 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
1236 * passes.c (init_optimization_passes): Add pass_empty_loop.
1237 * tree-pass.h (pass_empty_loop): Declare.
1238 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
1239 try_remove_empty_loop, remove_empty_loops): New functions.
1240 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
1241 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
1243 2005-07-12 Peter Barada <peter@the-baradas.com>
1247 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
1248 in address registers.
1249 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
1250 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
1251 alternative of addsi3_5200.
1253 2005-07-11 Ian Lance Taylor <ian@airs.com>
1255 * config/mips/mips.md (ffs<mode>2): Remove.
1257 2005-07-11 Ian Lance Taylor <ian@airs.com>
1259 * doc/tree-ssa.texi (Cleanups): Improve description of
1261 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
1263 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1265 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
1266 * tree.h (DECL_ARGUMENT_FLD): New macro.
1268 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
1270 Fix PR tree-optimization/22404
1272 * tree-ssa-structalias.c (create_variable_info_for): Use
1275 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
1277 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
1278 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
1279 for second comparison operand.
1280 * config/bfin/predicates.md (reg_or_const_int_operand): New.
1282 * config/bfin/bfin.md (define_attr "type"): Add "sync".
1283 (define_insn_reservation "alu"): Likewise.
1284 (csync, ssync): Now of type sync.
1285 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
1286 -mcsync-anomaly -mspecld-anomaly.
1287 * config/bfin/bfin.opt (mcsync): Remove.
1288 (mcsync-anomaly, mspecld-anomaly): Add.
1289 * config/bfin/bfin.c: Include "insn-codes.h".
1290 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
1291 (TARGET_DEFAULT_TARGET_FLAGS): New.
1292 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
1294 2005-07-11 Steven Bosscher <stevenb@suse.de>
1296 * basic-block.h: Give the BB flags enum a name, bb_flags.
1297 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
1298 * cfgcleanup.c (enum bb_flags): Remove here.
1299 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
1300 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
1301 (update_forwarder_flag): Likewise.
1302 (thread_jump): Likewise.
1303 (try_forward_edges): Likewise.
1304 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
1305 forwarder flags. Don't clear bb->aux for all basic blocks. Only
1306 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
1308 2005-07-11 Richard Guenther <rguenther@suse.de>
1310 * config/i386/i386.opt: New target option -msseregparm.
1311 * config/i386/i386.c (override_options): Error out for
1312 -msseregparm but no SSE support.
1313 (ix86_function_sseregparm): Check for global sseregparm.
1314 * doc/invoke.texi: Document -msseregparm.
1316 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1318 * config.gcc (m32r-*-linux*): Use the default extra_parts.
1319 (m32rle-*-linux*): Ditto.
1321 2005-07-11 Jakub Jelinek <jakub@redhat.com>
1323 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
1324 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
1327 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1331 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
1332 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
1334 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
1336 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
1337 (varmap): Heapify varmap.
1338 (constraints): Heapify constraints.
1339 (struct constraint_graph): Heapify succs and preds.
1340 (constraint_vec_find): Update for heapification.
1341 (constraint_set_union): Ditto.
1342 (insert_into_complex): Ditto.
1343 (constraint_edge_vec_find): Ditto.
1344 (erase_graph_self_edge): Ditto.
1345 (add_graph_edge): Ditto.
1346 (get_graph_weights): Ditto.
1347 (merge_graph_nodes): Ditto.
1348 (build_constraint_graph): Ditto.
1349 (topo_visit): Ditto.
1350 (solve_graph): Ditto.
1351 (create_variable_info_for): Ditto.
1352 (init_base_vars): Ditto.
1353 (delete_points_to_sets): Free graph, varmap, and complex constraints.
1354 (condese_varmap_nodes): Free complex vector.
1355 (clear_edges_for_node): Clear succs and preds vector.
1357 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1359 * tree-ssa-structalias.c (update_alias_info): Change counting of
1360 references to not include vdefs.
1362 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
1364 * tree-ssa-alias.c (free_used_part_map): Add missing free.
1367 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1369 * pa.c (pa_commutative_p): Make PLUS commutative when
1370 TARGET_NO_SPACE_REGS is true.
1372 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1374 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
1375 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
1376 * tree-dfa.c (dump_subvars_for): New.
1377 (debug_subvars_for): New.
1378 (dump_variable): Show subvariables if VAR has them.
1379 * tree-flow-inline.h (get_subvar_at): New.
1380 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
1381 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
1383 (struct subvar): Change fields offset and size to unsigned
1385 (dump_subvars_for): Declare.
1386 (debug_subvars_for): Declare.
1387 (get_subvar_at): Declare.
1388 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
1389 to unsigned HOST_WIDE_INT *.
1390 (overlap_subvar): Likewise.
1391 * tree-gimple.c (is_gimple_reg): Always return false for
1392 SFTs and memory tags.
1393 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
1395 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
1396 (compute_may_aliases): Call compute_points_to_sets.
1397 (collect_points_to_info_for): Remove.
1398 (compute_points_to_and_addr_escape): Remove.
1399 (delete_alias_info): Call delete_points_to_sets.
1400 (compute_flow_sensitive_aliasing): If the call to
1401 find_what_p_points_to returns false, call set_pt_anything.
1402 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
1403 (set_pt_anything): Clear pi->pt_vars.
1404 (set_pt_malloc): Remove.
1405 (merge_pointed_to_info): Remove.
1406 (add_pointed_to_expr): Remove.
1407 (add_pointed_to_var): Remove.
1408 (collect_points_to_info_r): Remove.
1409 (is_escape_site): Make extern.
1411 (create_overlap_variables_for): Call it.
1412 * tree-ssa-copy.c (merge_alias_info): Never merge
1413 flow-sensitive alias information.
1414 * tree-ssa-operands.c (get_expr_operands): Adjust variables
1415 offset and size to be unsigned HOST_WIDE_INT.
1416 (add_to_addressable_set): Rename from note_addressable.
1417 Set TREE_ADDRESSABLE as the variables are added to the set.
1419 (add_stmt_operand): Do not try to micro-optimize unmodifiable
1420 operands into VUSEs when adding V_MAY_DEFs for members in an
1422 * tree-ssa-operands.h (add_to_addressable_set): Declare.
1423 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
1424 (struct variable_info): Add bitfield is_heap_var.
1425 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
1426 (new_var_info): Initialize is_heap_var.
1427 (get_constraint_for): Add HEAP variables to the symbol table.
1428 Mark them with is_heap_var.
1429 (update_alias_info): New. Taken mostly from the old
1430 compute_points_to_and_addr_escape.
1431 (handle_ptr_arith): New.
1432 (find_func_aliases): Call update_alias_info.
1433 Call handle_ptr_info for tcc_binary expressions.
1434 Call mark_stmt_modified.
1435 (create_variable_info_for): If DECL has subvars, do not create
1436 variables for its subvars. Always add all the fields.
1437 (set_uids_in_ptset): If the solution includes ANYOFFSET and
1438 SFTs, then add all the SFTs of the structure.
1439 If VI->DECL is an aggregate with subvariables, add the SFT at
1441 (find_what_p_points_to): If VI is an artificial variable,
1442 translate to bitfields in SSA_NAME_PTR_INFO.
1443 If the solution is empty, set pi->pt_vars to NULL
1444 (init_base_vars): Create ANYOFFSET.
1445 (compute_points_to_sets): Rename from create_alias_vars.
1447 (pass_build_pta): Remove.
1448 (delete_points_to_sets): Rename from delete_alias_vars.
1449 (pass_del_pta): Remove.
1450 * tree-ssa-structalias.h (struct alias_info): Move from
1452 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
1453 NUM_REFERENCES_SET): Likewise.
1454 (compute_points_to_sets, delete_points_to_sets): Declare.
1456 2005-07-09 Richard Henderson <rth@redhat.com>
1458 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
1459 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
1460 alpha_split_lock_test_and_set_12): New functions.
1461 * config/alpha/alpha-protos.h: Update.
1462 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
1463 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
1464 * config/alpha/sync.md (I12MODE): New.
1465 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
1466 (sync_<fetchop_name><I48MODE>): Likewise.
1467 (sync_nand<I48MODE>): Likewise.
1468 (sync_old_<fetchop_name><I48MODE>): Likewise.
1469 (sync_new_<fetchop_name><I48MODE>): Likewise.
1470 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1471 (sync_compare_and_swap<I48MODE>): Likewise.
1472 (sync_lock_test_and_set<I48MODE>): Likewise.
1473 (sync_compare_and_swap<I12MODE>): New.
1474 (sync_compare_and_swap<I12MODE>_1): New.
1475 (sync_lock_test_and_set<I12MODE>): New.
1476 (sync_lock_test_and_set<I12MODE>_1): New.
1478 2005-07-09 Diego Novillo <dnovillo@redhat.com>
1482 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
1484 2005-07-09 Jakub Jelinek <jakub@redhat.com>
1486 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
1487 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
1489 2005-07-09 Richard SAndiford <richard@codesourcery.com>
1492 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1494 2005-07-08 David Edelsohn <edelsohn@gnu.org>
1496 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
1497 memory_operand constraint.
1498 (store_conditional_<mode>): Same.
1499 (sync_compare_and_swap<mode>): Same.
1500 (sync_lock_test_and_set<mode>): Same.
1502 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
1504 Rewrite PIC support to more closely model actual instructions.
1505 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
1506 (cris_symbol): Remove prototypes for removed functions.
1507 (cris_pic_symbol_type_of, cris_valid_pic_const)
1508 (cris_expand_pic_call_address): Prototypes for new functions.
1509 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
1511 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
1513 <case ':'>: Add case for new punctuation character.
1514 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
1515 emitting (extra) PIC modifier.
1516 <case UNSPEC>: Do not assert for PLT.
1517 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
1518 (cris_expand_prologue, cris_expand_epilogue): Check
1519 for pic_offset_table_rtx usage instead of taking
1520 current_function_uses_pic_offset_table as the final word.
1521 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
1522 Remove flag_pic difference.
1523 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
1524 the moral equivalents of...
1525 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
1527 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
1528 (cris_handle_option): Mark ARG as unused.
1529 (cris_expand_pic_call_address): New worker function for "call",
1531 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
1532 output PIC constructs here.
1533 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
1534 as symbol-specific modifers, not whole or part of operands.
1535 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
1536 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
1537 constants and flag_pic.
1538 (CONSTANT_INDEX_P): Adjust for new functions.
1539 (enum cris_pic_symbol_type): New helper type.
1540 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
1541 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
1542 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
1544 ("movsi"): Emit actual instructions for GOT and relative access.
1545 ("*movsi_got_load"): New pattern to set up the register holding
1547 ("*movsi_internal"): Operand 1 is not a plain general_operand.
1548 Adjust FIXME for 'S'.
1549 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
1550 Use "movs" for -fpic cases.
1551 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
1552 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
1553 ("call", "call_value"): Just call cris_expand_pic_call_address for
1555 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
1556 Remove special pattern.
1557 ("*expanded_call_side", "*expanded_call_value_side"): New
1559 (gotplt-to-plt, gotplt-to-plt-side-call)
1560 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
1562 * config/cris/cris/predicates.md
1563 ("cris_general_operand_or_gotless_symbol"): Remove unused
1565 ("cris_general_operand_or_symbol"): Adjust for new functions.
1567 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1569 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
1571 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
1573 * Makefile.in (TREE_H): Add treestruct.def.
1574 (c-decl.o): Add pointer-set.h
1575 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
1576 visibility on regular DECL's.
1577 (merge_decls): Fix the copying of decl nodes of various types for
1578 the new structures. Don't update RTL, section name, weak status,
1579 etc, on DECL's without RTL.
1580 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
1581 Don't check volatile on non-variable types.
1582 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
1583 to check whether we have seen arguments.
1584 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
1585 flag is checked before field (flag is common, field is not).
1586 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
1587 TS_DECL_COMMON could have an origin.
1588 (add_location_or_const_value_attribute): Don't check section name
1589 on non-var/function decls.
1590 (dwarf2out_var_location): Reverse order of tests.
1591 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
1592 with DECL_WRTL_CHECK.
1593 * expmed.c (make_tree): rtl is now in decl_with_rtl.
1594 * fold-const.c (fold_binary): Don't check weakness on
1595 non-var/function decls.
1596 (tree_expr_nonzero_p): Ditto.
1597 (fold_checksum_tree): Use tree_decl_extra as sizeof
1599 * ggc-page.c (extra_order_size_table): Add sizes for
1600 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
1602 * gimplify.c (gimplify_bind_expr): Only set
1603 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
1604 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
1606 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
1607 * langhooks.h (init_ts). New langhook.
1608 * passes.c (rest_of_decl_compilation): Reverse order of tests.
1609 * print-tree.c (print_node): Update to only print fields that
1610 exist in the structures the passed decl has.
1611 * toplev.c (wrapup_global_declarations): Don't reset
1612 DECL_DEFER_OUTPUT on DECL's that don't contain it.
1613 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
1614 * tree-inline.c (remap_decl): Ditto.
1615 * tree-outof-ssa.c (create_temp): Reverse order of tests.
1616 * tree-pretty-print.c (print_declaration): Don't print
1617 DECL_REGISTER on things that don't contain it.
1618 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
1619 non-var/function decls.
1620 * tree.c (tree_contains_struct): New structure.
1621 (init_priority_for_decl): New hashtable.
1622 (tree_int_map): New structure.
1623 (tree_int_map_eq): New function.
1624 (tree_int_map_marked_p): Ditto.
1625 (tree_int_map_hash): Ditto.
1626 (tree_map): Move to tree.h.
1627 (tree_map_eq): Externalize.
1628 (tree_map_hash): Ditto.
1629 (tree_map_marked_p): Ditto.
1630 (init_ttree): Set up tree_contains_struct and call langhook.
1631 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
1632 (tree_code_size): Update for new structures.
1633 (tree_node_structure): Update for new structures.
1634 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
1636 (copy_node_stat): Copy init priority.
1637 (build_decl_stat): Ditto for visibility.
1638 (ts_enum_names): New.
1639 (tree_contains_struct_check_failed): New function.
1640 (decl_init_priority_lookup): Ditto.
1641 (decl_init_priority_insert): Ditto.
1642 * treestruct.def: New file.
1643 * tree.h (CODE_CONTAINS_STRUCT): New macro.
1644 (CONTAINS_STRUCT_CHECK): Ditto.
1645 (tree_contains_struct_check_failed): New prototype.
1646 (DECL_CHECK): Removed.
1647 (DECL_MINIMAL_CHECK): New.
1648 (DECL_COMMON_CHECK): Ditto.
1649 (DECL_WRTL_CHECK): Ditto.
1650 (DECL_NON_COMMON_CHECK): Ditto.
1651 (DECL_WITH_VIS_CHECK): Ditto.
1652 (VAR_OR_FUNCTION_DECL_P): Ditto
1653 (struct tree_decl_minimal): New structure.
1654 (struct tree_decl_common): Ditto.
1655 (struct tree_decl_with_rtl): Ditto.
1656 (struct tree_decl_with_vis): Ditto.
1657 (struct tree_decl_non_common): Ditto.
1658 (struct tree_field_decl): Ditto.
1659 (struct tree_parm_decl): Ditto.
1660 (struct tree_var_decl): Ditto.
1661 (struct tree_function_decl): Ditto.
1662 (struct tree_const_decl): Ditto.
1663 (struct tree_result_decl): Ditto.
1664 (union tree_node): Add new structures.
1665 * var-tracking.c (track_expr_p): Reverse order of tests.
1667 * doc/c-tree.texi: Add documentation on DECL node internal structure.
1669 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1671 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
1672 * system.h: Poison FINALIZE_PIC.
1673 * doc/tm.texi (FINALIZE_PIC): Remove.
1675 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1678 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
1679 to the correct type if we have a MODIFY_EXPR.
1681 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
1683 PR tree-optimization/22360
1684 * tree.c (upper_bound_in_type): Fix calculations for casting
1685 to a non-wider signed type and casting a signed value to a
1686 wider unsigned type.
1687 (lower_bound_in_type): Fix calculations for casting to a
1688 non-wider signed type.
1690 PR tree-optimization/20139
1691 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
1693 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
1694 fold_cond_expr_cond.
1695 * tree-ssanames.c (release_defs): Assert in_ssa_p.
1696 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
1698 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
1701 * tree-complex.c (expand_complex_libcall): Produce
1702 REALPART_EXPR/IMAGPART_EXPR with the correct type.
1704 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1706 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1707 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
1708 b" assert and inserted fastpath code for this case.
1709 (bitmap_ior): Removed "a != b" assert.
1711 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1713 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
1714 (ENDFILE_SPEC): Likewise.
1715 * config/m32r/m32r.h (ASM_SPEC): Likewise.
1717 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
1718 a large stack frame at epilogue.
1720 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
1722 * final.c: Include sdbout.h when required.
1724 2005-07-07 Geoffrey Keating <geoffk@apple.com>
1726 * config.gcc (*-*-darwin*): Only one target-specific header file
1728 (powerpc-*-darwin*): Add version-specific header files.
1729 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
1730 * config.in: Regenerate.
1731 * configure: Regenerate.
1732 * gcc.c: Include xregex.h.
1733 (version_compare_spec_function): New.
1734 (spec_function): Add version-compare.
1735 (replace_outfile_spec_function): Reformat comment.
1736 (compare_version_strings): New.
1737 * config/darwin-c.c (version_as_macro): New.
1738 (builtin_define): New.
1739 (darwin_cpp_builtins): New.
1740 * config/darwin-protos.h (darwin_cpp_builtins): New.
1741 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
1742 (LIB_SPEC): Make unconditional, update comment.
1743 (TARGET_C99_FUNCTIONS): Define.
1744 * config/darwin.opt: Sort.
1745 (mmacosx-version-min=): New.
1746 * config/darwin7.h: Delete.
1747 * config/darwin8.h: Delete.
1748 * config/i386/darwin.h (): Call darwin_cpp_builtins.
1749 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
1750 (TARGET_C99_FUNCTIONS): Define.
1751 * config/rs6000/darwin7.h: New.
1752 * config/rs6000/darwin8.h: New.
1753 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
1754 (-mmacosx-version-min): Document.
1756 2005-07-07 Ian Lance Taylor <ian@airs.com>
1758 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
1760 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
1763 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
1765 2005-07-07 Khem Raj <kraj@mvista.com>
1767 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
1768 in bytes, not words.
1770 2005-07-07 Paul Brook <paul@codesourcery.com>
1772 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
1773 DEFAULT_FUNCTION_ARG_PADDING to upward.
1775 2005-07-07 Richard Henderson <rth@redhat.com>
1777 * function.c (locate_and_pad_parm): Record parameter alignment in
1778 stack_alignment_needed.
1780 2005-07-07 David Edelsohn <edelsohn@gnu.org>
1782 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
1783 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
1784 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
1785 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
1786 (define_attr "type"): Add isync, sync, load_l, store_c.
1787 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
1788 Create scratch volatile MEM.
1789 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
1791 (load_locked_<mode>): New.
1792 (store_conditional_<mode>): New.
1793 (sync_compare_and_swap<mode>): Replace with splitter.
1794 (sync_lock_test_and_set<mode>): Replace with splitter.
1795 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
1797 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
1798 is ics. Attribute isync.
1799 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
1801 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
1802 and UNSPECV_SYNC_OP.
1803 (emit_unlikely_jump): New.
1804 (emit_load_locked): New.
1805 (emit_store_conditional): New.
1806 (rs6000_split_compare_and_swap): New.
1807 (rs6000_split_lock_test_and_set): New.
1808 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
1809 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
1810 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
1811 rs6000_split_lock_test_and_set): Declare.
1812 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
1813 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
1814 store_c, isync, sync.
1816 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
1818 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
1819 filenames to gtyp-gen.h.
1820 (s-typ-gen): Use it in place of for loops.
1822 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
1824 * hooks.c (hook_bool_rtx_int_false): New function.
1825 * hooks.h (hook_bool_rtx_int_false): Declare.
1826 * target-def.h (TARGET_COMMUTATIVE_P): Define.
1827 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
1828 * target.h (struct gcc_target): Add commutative_p member.
1829 * targhooks.c (hook_bool_rtx_commutative_p): New function.
1830 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
1831 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
1832 (pa_commutative_p): New function.
1833 * jump.c (target.h): Include.
1834 (rtx_renumbered_equal_p): Use targetm.commutative_p.
1835 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
1837 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1839 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
1840 (s390_expand_setmem): New.
1841 * config/s390/s390.c: Likewise.
1842 (print_shift_count_operand): Truncate to 12 bits instead of 6.
1844 * config/s390/s390.md: ("setmem<mode>"): Accept character as
1845 general_operand. Call new function "s390_expand_setmem".
1846 ("clrmem_long", "*clrmem_long"): Rewrite to ...
1847 ("setmem_long", "*setmem_long"): ... this.
1849 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1851 * config/s390/s390.c: (optimization_options): Enable
1852 TARGET_MVCLE at -Os.
1853 * doc/invoke.texi: Document changes in default behaviour.
1854 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
1856 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
1858 * expr.c: (set_storage_via_setmem): Convert opchar to mode
1859 defined by back-end.
1861 2005-07-07 Jakub Jelinek <jakub@redhat.com>
1863 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
1864 all sets in the pattern.
1865 * config/rs6000/rs6000.md (stack_protect_testsi,
1866 stack_protect_testdi): Likewise.
1868 2005-07-06 Jeff Law <law@redhat.com>
1870 * tree-vrp.c (simplify_using_ranges): Kill.
1871 (vrp_finalize): Remove call to simplify_using_ranges.
1872 (simplify_stmt_using_ranges): New function extracted from
1873 simplify_using_ranges.
1874 (simplify_div_or_mod_using_ranges): Likewise.
1875 (simplify_abs_using_ranges): Likewise.
1876 (simplify_cond_using_ranges): New function.
1877 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
1878 * tree-ssa-propagate.c (substitute_and_fold): Call
1879 simplify_stmt_using_ranges if we have range information.
1881 2005-07-06 James E. Wilson <wilson@specifixinc.com>
1883 * config/ia64/ia64.c (ia64_reorg): Check optimize before
1884 ia64_flag_schedule_isns2.
1886 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
1887 reading/writing general registers.
1888 (ia64_function_arg): Revert 2005-06-18 change.
1890 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1892 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
1893 (legitimize_tls_address): Use gcc_unreachable instead of abort.
1895 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
1897 * function.c (expand_function_end): Revert part of 2005-06-27
1898 patch. Do sjlj_emit_function_exit_after after return_label.
1900 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1902 * doc/install.texi (--disable-libssp): New.
1904 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
1906 * doc/invoke.texi: Update -fforce-mem documentation.
1907 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
1908 code for -fforce-mem.
1909 * expmed.c: (store_bit_field,store_fixed_bit_field,
1910 extract_bit_field): Ditto.
1911 * expr.c: (convert_move): Ditto.
1912 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
1913 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
1914 emit_conditional_add,expand_float,expand_fix): Ditto.
1915 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
1916 (common_handle_option): Issue warning when -fforce-mem specified.
1918 2005-07-06 Paul Brook <paul@codesourcery.com>
1920 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
1922 * configure: Regenerate.
1924 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
1926 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
1928 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
1930 Fix PR tree-optimization/22319
1931 Fix PR tree-optimization/22140
1932 Fix PR tree-optimization/22310
1934 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
1935 variable sized types.
1936 Use correct type for intermediate structure on *a = *b structure
1939 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1941 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
1943 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
1944 (machine_function): Move typedef to...
1945 * config/rs6000/rs6000.c (machine_function): ... here. Add
1946 varargs_save_offset field.
1947 (rs6000_stack_t): Remove varargs_size field.
1948 (setup_incoming_varargs): Allocate varargs save area using
1949 assign_stack_local, try to make it as small as possible.
1950 Save offset from virtual_stack_vars_rtx to the save area
1951 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
1952 instead of magic 8 when fp word byte size is used.
1953 (rs6000_va_start): Use cfun->machine->varargs_save_offset
1954 instead of -RS6000_VARARGS_SIZE.
1955 (rs6000_stack_info, debug_stack_info,
1956 rs6000_initial_elimination_offset): Remove all traces of
1958 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
1959 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
1960 RS6000_VARARGS_AREA.
1962 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
1964 PR tree-optimization/21963
1965 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
1966 constant_multiple_of in the same way get_computation_cost_at does.
1968 2005-07-06 Jakub Jelinek <jakub@redhat.com>
1970 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
1971 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
1972 (gen_compare_reg): If sparc_compare_emitted is set, clear it
1973 and return its previous value.
1974 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
1975 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
1977 (stack_protect_set, stack_protect_test): New expanders.
1978 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
1979 stack_protect_testdi): New insns.
1980 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1981 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
1983 2005-07-06 Jeff Law <law@redhat.com>
1985 * tree-ssa-dce.c (cfg_altered): New global.
1986 (tree_dce_init): Initialize cfg_altered.
1987 (remove_dead_stmt): If we remove an edge in the CFG, then set
1989 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
1992 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
1994 * Makefile.in (stamp-collect-ld): Use
1995 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
1996 ./collect-ld if it already exists.
1997 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
1998 Don't remove ./nm if it already exists.
2000 2005-07-05 Devang Patel <dpatel@apple.com>
2002 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
2003 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
2004 * tree-vectorizer.c (vect_loop_location): New.
2005 (vect_print_dump_info): Use vect_loop_location.
2006 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
2007 (vectorize_loops): Set vect_loop_location.
2008 * tree-vect-analyze.c (vect_analyze_offset_expr,
2009 vect_determin_vectorization_factor, vect_analyze_operations,
2010 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
2011 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
2012 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
2013 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
2014 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
2015 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
2016 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
2017 vect_analyze_loop): Adjust vect_print_dump_info API.
2018 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
2019 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
2020 vect_finish_stmt_generation, vectorizable_assignment,
2021 vectorizable_operation, vectorizable_store, vectorizable_load,
2022 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
2023 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
2024 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
2025 vect_transform_loop): Same.
2026 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
2027 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
2030 2005-07-05 Randolph Chung <tausq@debian.org>
2032 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
2033 * configure: Regenerate.
2034 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
2035 (pa_tls_referenced_p): Declare.
2036 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
2037 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
2038 (legitimize_tls_address): New.
2039 (hppa_legitimize_address): Handle TLS addresses.
2040 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
2041 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2042 (emit_move_sequence): Handle TLS addresses.
2043 (pa_encode_section_info): Call default handler to handle common
2045 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
2046 (CONSTANT_ADDRESS_P): Reject TLS operands.
2047 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
2048 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
2049 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
2050 (UNSPEC_TLSLE): Define new constants.
2051 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
2052 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
2053 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
2054 (tie_symbolic_operand, tle_symbolic_operand): New
2056 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
2058 * aclocal.m4: Update macros for autoconf 2.59 style.
2059 * configure.ac: Likewise.
2061 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2063 * pa.c (function_value): Handle small aggregates on 32-bit targets.
2064 (function_arg): Pass small aggregates in general registers on 32-bit
2066 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
2068 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
2070 * Makefile.in (final.o): Fix dependencies.
2072 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2076 * langhooks.h (struct lang_hooks): Add expr_to_decl.
2077 * langhooks.c (lhd_expr_to_decl): New.
2078 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
2080 (LANG_HOOKS_INITIALIZER): Update.
2081 * tree.c (recompute_tree_invarant_for_addr_expr): Call
2082 expr_to_decl langhook.
2083 * c-tree.h (c_expr_to_decl): Declare.
2084 * c-typeck.c (c_expr_to_decl): New.
2085 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
2087 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
2089 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
2092 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
2093 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
2095 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
2097 * Makefile.in: Adjust dependencies.
2098 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
2099 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
2100 * alias.c (rest_of_handle_cfg, pass_cfg): New.
2101 * bb-reorder.c (duplicate_computed_gotos): Make it static.
2102 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
2103 rest_of_compilation.
2105 * bb-reorder.c (gate_duplicate_computed_gotos,
2106 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
2107 rest_of_handle_reorder_blocks, pass_reorder_blocks,
2108 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
2109 pass_partition_blocks): New.
2110 * bt-load.c (gate_handle_branch_target_load_optimize,
2111 rest_of_handle_branch_target_load_optimize,
2112 pass_branch_target_load_optimize): New.
2113 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
2115 * cfglayout.c (pass_insn_locators_initialize): New.
2116 * cfgrtl.c (pass_free_cfg): New.
2117 * combine.c (gate_handle_combine, rest_of_handle_combine,
2119 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
2120 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
2121 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
2122 * except.c (pass_set_nothrow_function_flags,
2123 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
2125 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
2126 rest_of_handle_shorten_branches, pass_shorten_branches,
2127 rest_of_clean_state, pass_clean_state): New.
2128 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
2129 rest_of_handle_remove_death_notes, pass_remove_death_notes,
2130 rest_of_handle_life, pass_life, rest_of_handle_flow2,
2132 * function.c (pass_instantiate_virtual_regs, pass_init_function,
2133 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
2134 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2135 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
2137 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
2138 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
2139 pass_rtl_ifcvt, gate_handle_if_after_combine,
2140 rest_of_handle_if_after_combine, pass_if_after_combine,
2141 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
2142 pass_if_after_reload): New.
2143 * integrate.c (pass_initial_value_sets): New.
2144 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
2145 pass_purge_lineno_notes): New.
2146 * mode-switching.c (rest_of_handle_mode_switching,
2147 pass_mode_switching): New.
2148 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
2149 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
2151 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
2152 pass_loop_optimize): New.
2153 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
2155 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
2157 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
2158 pass_postreload_cse): New.
2159 * profile.c (gate_handle_profiling, pass_profiling,
2160 rest_of_handle_branch_prob, pass_branch_prob): New.
2161 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
2162 pass_split_before_regstack, gate_handle_split_before_regstack,
2163 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
2164 rest_of_handle_split_all_insns, pass_split_all_insns): New.
2165 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
2166 pass_stack_regs): New.
2167 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
2168 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
2169 pass_stack_adjustments): New.
2170 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
2171 pass_regrename): New.
2172 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
2173 pass_delay_slots, gate_handle_machine_reorg,
2174 rest_of_handle_machine_reorg, pass_machine_reorg): New.
2175 * rtl.h (extern void purge_line_number_notes): New.
2176 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
2177 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
2179 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
2181 * value-prof.c (gate_handle_value_profile_transformations,
2182 rest_of_handle_value_profile_transformations,
2183 pass_value_profile_transformations): New.
2184 * var-tracking.c (gate_handle_var_tracking,
2185 pass_variable_tracking): New.
2186 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
2188 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
2189 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
2190 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
2191 rest_of_handle_old_regalloc, rest_of_handle_regrename,
2192 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
2193 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
2194 rest_of_handle_gcse2, rest_of_handle_regmove,
2195 rest_of_handle_tracer, rest_of_handle_if_conversion,
2196 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
2197 rest_of_handle_web, rest_of_handle_branch_prob,
2198 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
2199 rest_of_handle_jump_bypass, rest_of_handle_combine,
2200 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2201 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2202 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
2203 rest_of_handle_mode_switching, rest_of_handle_jump,
2204 rest_of_handle_eh, rest_of_handle_stack_adjustments,
2205 rest_of_handle_flow2, rest_of_handle_jump2,
2206 rest_of_handle_peephole2, rest_of_handle_postreload,
2207 rest_of_handle_shorten_branches, rest_of_clean_state,
2208 rest_of_compilation): Remove.
2210 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
2211 * passes.c (dump_flags, in_gimple_form, all_passes,
2212 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2213 register_dump_files, next_pass_1, last_verified, execute_todo,
2214 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
2215 from tree-optimize.c.
2216 (init_optimization_passes): Moved from tree-optimize.c,
2217 adding the RTL optimizations.
2218 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
2219 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
2220 all_ipa_passes, all_lowering_passes, register_one_dump_file,
2221 register_dump_files, next_pass_1, last_verified, execute_todo,
2222 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
2223 init_tree_optimization_passes, ipa_passes): Delete.
2224 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
2226 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
2227 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
2229 (ipa_passes): Remove.
2230 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
2231 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
2232 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
2233 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
2234 (dump_info_p, dump_flag): Moved to tree-dump.h.
2236 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
2238 * passes.c (finish_optimization_passes): Use dump_begin
2239 and dump_end, TDI_end.
2240 (gate_rest_of_compilation): New.
2241 (pass_rest_of_compilation): Use it.
2242 (gate_postreload, pass_postreload): New.
2243 * toplev.c (general_init): Rename init_tree_optimization_passes.
2244 * toplev.h (init_tree_optimization_passes): Rename to
2245 init_optimizations_passes.
2246 * tree-dump.c (dump_flag): Make static.
2247 (dump_files): Remove RTL dumps.
2248 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
2249 pass_cleanup_cfg, pass_free_cfg_annotations,
2250 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
2251 pass_init_datastructures, pass_fixup_cfg): Make non-static.
2252 * tree-pretty-print.c: Include tree-pass.h.
2253 * cgraph.c: Include tree-dump.h.
2255 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2257 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
2258 Only fall back to saying it points to readonly memory if
2261 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2263 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
2264 * config/m32r/m32r.c (m32r_compute_frame_size,
2265 m32r_expand_prologue): Take current_function_profile into
2266 account whenever we reference
2267 current_function_uses_pic_offset_table.
2268 (m32r_finalize_pic): Remove.
2269 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
2271 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
2273 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
2274 instead of $<. Don't remove ./as if it already exists.
2276 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2279 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
2280 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
2281 for complex modes when generating code for PA 1.0.
2282 (VALID_FP_MODE_P): New macro.
2283 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2284 sets for all general and floating point modes. Align wide floating
2285 point modes to even register boundaries to comply with architectural
2287 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
2288 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
2289 (VALID_FP_MODE_P): New macro.
2290 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
2291 sets for all general and floating point modes. Align wide floating
2292 point modes to even register boundaries to comply with architectural
2295 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2297 * tree-dump.c (dump_files): Initialize dump number for .cgraph
2300 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2302 * tree-ssa-structalias.c: Don't include expr.h.
2304 2005-07-04 Diego Novillo <dnovillo@redhat.com>
2306 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
2309 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
2311 Fix PR tree-optimization/22279
2313 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
2316 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
2318 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2320 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2322 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
2323 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
2324 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
2325 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
2326 config/stormy16/stormy16.c, config/v850/v850.c,
2327 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
2328 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
2329 Avoid "." or "\n" at end of diagnostics and capital letters at
2330 start of diagnostics.
2331 * combine.c, cse.c: Don't translate dump file output.
2332 * toplev.c (print_version): Only translate output if going to
2335 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2337 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
2338 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
2341 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2343 * pa.c (fix_range): Fix typo in comment.
2345 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
2347 * tree-vrp.c (extract_range_from_assert): Replace
2348 fold (build (...)) with fold_build2.
2350 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2352 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
2353 gcc_gfc_char_table, init_dynamic_gfc_info): New.
2354 (format_types_orig, handle_format_attribute): Add support for
2357 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
2359 * varasm.c (assemble_variable): Fix format specifier thinko.
2361 2005-07-03 Ira Rosen <irar@il.ibm.com>
2363 PR tree-optimization/22029 (and 22135)
2364 * tree-pretty-print.c (dump_generic_node): Check that the node is not
2365 a phi node before calling dump_vops.
2367 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2369 * tree-dump.h (dump_string_field): Declare.
2370 * tree-dump.c: Use it instead of dump_string.
2371 (dump_string_field): Make non-static.
2373 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
2375 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
2376 up the minimal CFG stuff always when optimize > 0. Call
2377 split_all_insns_noflow in PIC case if needed.
2379 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2380 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2383 * c-decl.c (c_write_global_declarations): Dump contents of
2385 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
2386 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
2387 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
2388 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
2391 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
2393 * c-common.h (GCC_DIAG_STYLE): Define.
2394 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
2395 version for format checking to 4.1.
2396 * c-format.c: Include toplev.h after c-common.h.
2397 (enum format_type): Add gcc_tdiag_format_type.
2398 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
2399 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
2400 (format_types_orig): Add gcc_tdiag.
2401 (init_dynamic_diag_info): Support gcc_tdiag formats.
2402 (handle_format_attribute): Likewise.
2403 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
2404 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
2405 version for format checking to 4.1.
2406 (warning0, warning, error, pedwarn, sorry): Use
2408 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
2409 (finish_aliases_1): Do not use %qE.
2410 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
2411 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
2412 Correct format bugs.
2413 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
2414 parameter to unsigned HOST_WIDE_INT.
2415 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2417 2005-07-02 David Edelsohn <edelsohn@gnu.org>
2420 * expr.c (write_complex_part): Use adjust_address for MEM.
2421 (read_complex_part): Same.
2423 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
2425 Fix PR tree-optimization/22280
2427 * tree-sra.c (generate_element_init): Remove useless loop.
2429 2005-07-02 Richard Henderson <rth@redhat.com>
2431 * config/alpha/alpha.c (alpha_legitimize_address): Check for
2433 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2435 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
2438 * fold-const.c (fold_binary): Handle the return value of
2439 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
2440 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2442 2005-07-02 Jeff Law <law@redhat.com>
2444 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
2445 a eliminate type conversion which feeds an equality comparison
2446 if the original type or either operand in the comparison is a
2449 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
2451 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
2452 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
2454 * config/avr/avr.c: Do not use '`' as left quote.
2455 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
2456 Remove "." from end of diagnostics. Make diagnostics start with
2459 2005-07-02 Zack Weinberg <zack@codesourcery.com>
2460 Joseph S. Myers <joseph@codesourcery.com>
2462 * toplev.c (default_tree_printer): Handle setting location with
2464 * c-objc.common.c (c_tree_printer): Likewise.
2465 * c-format.c (gcc_diag_flag_specs): Add '+'.
2466 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
2467 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
2469 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
2470 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
2471 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
2472 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
2473 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
2474 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
2475 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
2476 format arguments where %J is used without %D.
2478 2005-07-02 Jakub Jelinek <jakub@redhat.com>
2480 * gcc.c (LINK_SSP_SPEC): Define.
2481 (link_ssp_spec): New variable.
2482 (LINK_COMMAND_SPEC): Add %(link_ssp).
2483 (static_specs): Add link_ssp_spec.
2484 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
2485 * configure: Rebuilt.
2486 * config.in: Rebuilt.
2488 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2489 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2490 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2491 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2492 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
2493 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
2494 -0x7008(2) instead of reading __stack_chk_guard variable.
2495 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
2497 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
2498 (stack_protect_set, stack_protect_test): Use *_tls* patterns
2499 if TARGET_THREAD_SSP_OFFSET is defined.
2500 (stack_tls_protect_set_si, stack_tls_protect_set_di,
2501 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
2504 2005-06-27 Richard Henderson <rth@redhat.com>
2505 * libgcc-std.ver (GCC_4.1.0): New.
2506 * libgcc.h (__stack_chk_guard): Declare.
2507 (__stack_chk_fail, __stack_chk_fail_local): Declare.
2508 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
2509 * mklibgcc.in (lib2funcs): Add them.
2511 2005-07-01 Richard Henderson <rth@redhat.com>
2513 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
2514 void * before struct sigcontext *.
2515 (x86_fallback_frame_state): Likewise.
2517 2005-07-01 James E. Wilson <wilson@specifixinc.com>
2519 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2521 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2524 * tree-ssa-reassoc.c (should_transpose): Fix which operand
2525 we check for SSA_NAME for.
2527 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
2529 Fix PR tree-optimization/22071
2531 * tree-ssa-structalias.c (offset_overlaps_with_access): New
2533 (get_constraint_for_component_ref): Use it.
2535 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
2538 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
2539 print out the last new line.
2541 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
2543 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
2544 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
2545 * config/cris/cris.c (cris_conditional_register_usage): Adjust
2546 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
2547 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
2548 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
2549 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
2550 (enum reg_class): New member CC0_REGS.
2551 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
2552 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2553 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
2554 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
2555 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2556 Adjust for register now described.
2558 2005-07-01 Jakub Jelinek <jakub@redhat.com>
2561 * config/i386/i386.md (stack_protect_test_si,
2562 stack_protect_test_di): Add earlyclobber for scratch 3.
2563 * config/rs6000/rs6000.md (stack_protect_testsi,
2564 stack_protect_testdi): Add earlyclobber for scratch 3,
2565 remove earlyclobber from scratch 4.
2567 Older entries for 2005 can be found in ChangeLog-2005.
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