1 2005-12-02 Richard Guenther <rguenther@suse.de>
3 * tree-cfg.c (mark_used_vars): New function.
4 (dump_function_to_file): Dump only used VAR_DECLs.
6 2005-12-02 Richard Guenther <rguenther@suse.de>
8 * convert.c (convert_to_integer): Fix compare for nonpositive
9 constant to use tree_int_cst_sgn <= 0.
11 2005-12-02 Richard Guenther <rguenther@suse.de>
13 * convert.c (convert_to_integer): Use fold_convert instead
14 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
15 instead of comparing against 0. Use build_int_cst instead
16 of converting integer_zero_node.
18 2005-12-02 Richard Guenther <rguenther@suse.de>
20 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
23 2005-12-02 Alan Modra <amodra@bigpond.net.au>
26 * combine.c (simplify_logical <IOR>): Simplify more patterns to
29 2005-12-02 Alan Modra <amodra@bigpond.net.au>
32 * function.c (expand_function_end): Emit blockage for unwinder
35 2005-12-01 Roger Sayle <roger@eyesopen.com>
37 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
38 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
39 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
40 integer constant comparisons.
42 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
43 Janis Johnson <janis187@us.ibm.com>
44 David Edelsohn <dje@watson.ibm.com>
45 Ben Elliston <bje@au.ibm.com>
47 * dfp.h, dfp.c: New files.
48 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
50 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
51 (INCLUDES): Append $(DECNUMINC).
52 (OBJS-common): Add dfp.o.
54 * real.h (EXP_BITS): Pinch one bit to ..
55 (struct real_value): Add decimal field.
56 (real_format): Change table size, update documentation.
57 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
58 (real_from_string3): Declare.
59 (decimal_single_format): Declare.
60 (decimal_double_format): Declare.
61 (decimal_quad_format): Declare.
62 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
63 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
64 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
65 * real.c: Include dfp.h.
66 (normalize): Early return for decimal floats.
67 (do_add): Zero decimal field.
68 (do_compare): Call do_decimal_compare for decimal floats.
69 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
70 (real_arithmetic): Call decimal_real_arithmetic for decimal
71 floating point operands.
72 (real_identical): If a and b are of differing radix, return false.
73 (real_to_integer): Call decimal_real_to_integer if the value is a
75 (real_to_integer2): Likewise, call decimal_real_to_integer2.
76 (real_to_decimal): Likewise, call decimal_real_to_decimal.
77 (real_to_hexadecimal): Place "N/A" in the return string for
79 (real_from_string3): New variant, given a mode.
80 (real_maxval): Use decimal_real_maxval for decimal floats.
81 (round_for_format): Use decimal_round_for_format for decimals.
82 (real_convert): Use decimal_real_convert where appropriate.
83 (significand_size): Handle base 10.
84 (encode_decimal_single, decode_decimal_single,
85 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
86 decode_decimal_quad): New functions.
87 (decimal_single_format): New.
88 (decimal_double_format): New.
89 (decimal_quad_format): New.
90 * machmode.def: Add SD, DD and TD decimal floating point modes.
91 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
92 Include MODE_DECIMAL_FLOAT.
93 (DECIMAL_FLOAT_MODE_P): New.
94 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
95 * genmodes.c (struct mode_data): Add counter field.
96 (struct mode_data): Update comment for format.
97 (blank_mode): Initialise counter field.
98 (new_mode): Increment counter field for each mode defined.
99 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
101 (make_complex_modes): Handle modes containing `D'.
102 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
103 (make_decimal_float_mode): New.
104 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
105 (cmp_modes): Compare counter field if other characteristics
107 (emit_real_format_for_mode): Support formats for decimal floats.
108 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
109 Document MODE_DECIMAL_FLOAT.
111 2005-12-02 Alan Modra <amodra@bigpond.net.au>
113 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
116 2005-12-01 Richard Henderson <rth@redhat.com>
118 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
120 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
122 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
124 * config/pa/pa.c (pa_init_builtins): If we detect
125 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
128 2005-12-01 Richard Guenther <rguenther@suse.de>
130 * fold-const.c (fold_binary): Use fold_build2, not
133 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
135 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
137 * vec.h (VEC_block_remove): New.
139 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
142 * c-common.c (lvalue_error): Fix wording.
144 2005-12-01 Richard Guenther <rguenther@suse.de>
146 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
147 thinko in last patch.
149 2005-12-01 Geoffrey Keating <geoffk@apple.com>
151 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
152 than -flat_namespace.
154 2005-12-01 Ben Elliston <bje@au.ibm.com>
156 * mklibgcc.in: Parameterise the script to build soft float
157 functions by iterating over each type, rather than cloning the
160 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
163 * builtins.c (fold_builtin_fputs): Defer check for missing
164 replacement functions.
166 2005-11-30 Kean Johnston <jkj@sco.com>
168 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
169 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
171 2005-11-30 Richard Guenther <rguenther@suse.de>
173 PR tree-optimization/22501
174 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
175 function split out from ...
176 (forward_propagate_addr_expr): ... here. Use it to propagate
177 ADDR_EXPRs to all uses.
179 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
181 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
182 * builtins.c (expand_builtin_mathfn): Use them.
183 (expand_builtin_mathfn_2): Likewise.
184 (expand_builtin_mathfn_3): Likewise.
185 (expand_builtin_int_roundingfn): Likewise.
186 (expand_builtin): Likewise.
187 (integer_valued_real_p): Likewise.
188 (fold_builtin_int_roundingfn): Likewise.
189 (fold_builtin_bitop): Likewise.
190 (fold_builtin_logarithm): Likewise.
191 (fold_builtin_1): Likewise.
192 * convert.c (convert_to_integer): Likewise.
193 * fold-const.c (negate_mathfn_p): Likewise.
194 (tree_expr_nonnegative_p): Likewise.
196 2005-11-30 Dale Johannesen <dalej@apple.com>
197 Andrew Pinski <pinskia@physics.uc.edu>
199 * combine.c (find_split_point): Sign extend bitmask
200 when changing bitfield assignment to IOR of AND.
202 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
204 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
205 clobber to scratch reg.
206 (*decrement_and_branch_until_zero_no_clobber): Remove.
207 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
208 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
209 * config/ms1/ms1.opt (mmul): Remove.
210 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
211 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
213 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
214 Bernd Schmidt <bernd.schmidt@analog.com>
216 * pa/predicates.md (symbolic_operand): Add comment.
217 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
218 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
219 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
220 (pa_secondary_reload_class): Delete.
221 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
222 and pa_secondary_reload_class. Reorder some checks. Update inline
223 copy of symbolic operand.
224 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
226 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
228 * loop-doloop.c (add_test): Only add jump notes if we did emit a
231 2005-11-30 Jeff Law <law@redhat.com>
233 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
234 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
236 2005-11-30 Jakub Jelinek <jakub@redhat.com>
238 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
239 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
240 (ia64_expand_move): Adjust caller.
242 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
243 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
246 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
248 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
249 Always produce an output if we can remove NEGs or canonicalize
250 (minus (minus ...)) expressions. Provide a fast path for the
252 (simplify_gen_binary): Do not call simplify_plus_minus.
253 (simplify_binary_operation_1): Reassociate at the end of the
256 2005-11-29 Evan Cheng <evan.cheng@apple.com>
258 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
259 moves and unpack to speed up.
261 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
263 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
264 argument, they are always sparc_compare_op0 and sparc_compare_op1.
265 (gen_v9_scc): Update callers.
266 * config/sparc/sparc.md: Likewise.
267 * config/sparc/sparc-protos.h: Update extern declaration.
269 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
271 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
273 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
276 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
278 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
279 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
282 2005-11-29 Ben Elliston <bje@au.ibm.com>
284 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
287 2005-11-29 Ben Elliston <bje@au.ibm.com>
289 * Makefile.in (clean-target): Depend on clean-target-libgcc.
290 (clean-target-libgcc): Import rule from the top-level Makefile.in.
292 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
296 * builtins.c (init_target_chars): New.
297 (expand_builtin_printf, expand_builtin_fprintf,
298 expand_builtin_sprintf, fold_builtin_sprintf,
299 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
300 fold_builtin_snprintf_chk, fold_builtin_printf,
301 fold_builtin_fprintf): Check for matching format strings using
304 2005-11-29 Paul Brook <paul@codesourcery.com>
306 * config.gcc: Do not use fixproto on m68k-elf.
308 2005-11-28 Roger Sayle <roger@eyesopen.com>
310 * expmed.c (div_cost): Replace with...
311 (sdiv_cost, udiv_cost): New.
312 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
313 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
314 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
315 (expand_divmod): Replace use of div_cost with either sdiv_cost
316 or udiv_cost depending upon the signedness of the operation.
318 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
321 * config/darwin.c (machopic_indirection_name,
322 machopic_output_indirection): Follow transparent alias chain.
324 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
326 * varasm.c (ultimate_transparent_alias_target): Add comment.
328 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
330 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
331 SET_SRC instead of XEXP where appropriate.
333 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
335 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
338 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
340 * config/fp-bit.h (LSHIFT): Take shift count parameter.
341 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
344 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
346 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
347 secondary_input_reload_class, made static. Adapt to new
349 (secondary_output_reload_class): Delete.
350 (TARGET_SECONDARY_RELOAD): New macro.
351 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
352 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
354 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
357 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
358 when its natural alignment is > BITS_PER_UNIT.
359 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
360 * c-common.c (handle_packed_attribute): Ignore packing on a field
361 whose type is naturally char aligned.
363 2005-11-28 Richard Guenther <rguenther@suse.de>
365 * c-common.c (strict_aliasing_warning): Handle all
366 component-ref like accesses.
368 2005-11-28 Roger Sayle <roger@eyesopen.com>
369 Uros Bizjak <uros@kss-loka.si>
372 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
373 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
374 when flag_unsafe_math_optimizations is set and
375 we don't care about NaNs or Infinities.
377 Move x/expN(y) and x/pow(y,z) transformation into common
378 flag_unsafe_math_optimizations section.
380 2005-11-27 Mark Mitchell <mark@codesourcery.com>
382 * gcc.c (main): Change type of argv to "char **".
384 2005-11-28 Alan Modra <amodra@bigpond.net.au>
386 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
388 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
389 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
390 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
391 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
392 output locals to sbss if !rs6000_elf_in_small_data_p.
393 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
395 2005-11-28 Alan Modra <amodra@bigpond.net.au>
398 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
400 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
401 indexed_or_indirect_address.
402 (indexed_or_indirect_address): Don't test for base reg. Call
403 address_operand last. Make it a special predicate.
405 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
407 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
409 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
412 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
414 (negate_expr): Likewise.
416 2005-11-27 Andreas Schwab <schwab@suse.de>
418 * config/m68k/m68k.c: Reindent and fix whitespace, remove
421 2005-11-27 Steven Bosscher <stevenb@suse.de>
423 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
424 has EH predecessor edges.
426 2005-11-26 Eric Christopher <echristo@apple.com>
428 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
429 register stalls by zero extending to the full register.
431 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
433 * config/floatunsisf.c, config/floatunsidf.c,
434 config/floatunsixf.c, config/floatunsitf.c: New files.
435 * config/ia64/t-hpux: Add floatunsitf.c.
436 * config/ia64/ia64.c (ia64_init_libfuncs): Use
437 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
439 2005-11-26 Richard Henderson <rth@redhat.com>
441 * c-lex.c (pragma_lex): Rename from c_lex.
442 * c-pch.c: Update for pragma_lex rename.
443 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
444 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
445 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
446 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
447 * doc/tm.texi: Likewise.
449 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
452 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
453 when overflow is undefined.
455 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
457 * doc/md.texi (Insn Canonicalizations): Refer to the
458 function commutative_operand_precedence for further rules.
460 2005-11-25 Roger Sayle <roger@eyesopen.com>
463 * expmed.c (choose_mult_variant): Return immediately when mult_cost
464 is less than zero. Limit mult_cost to a reasonable upper bound for
465 the synthetic multiplication sequence.
467 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
470 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
471 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
472 Lookup the explicit replacement functions for any unlocked
473 stdio builtin transformations.
475 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
477 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
479 * targhooks.c (default_secondary_reload): Don't require operand 2
480 for an input reload to be earlyclobber.
482 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
484 * fold-const.c (negate_mathfn_p): Fix comment and add support
485 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
488 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
491 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
492 _Q_ulltoq for unsigned conversions from SImode and DImode to
495 2005-11-25 Alan Modra <amodra@bigpond.net.au>
497 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
498 (__floatundidf, __floatundisf): Likewise.
500 2005-11-25 David Edelsohn <edelsohn@gnu.org>
502 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
503 (rs6000_override_options): Remove initialization of
505 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
506 (rs6000_emit_stack_tie): Same.
507 (emit_frame_save): Same.
508 (gen_frame_mem_offset): Same.
509 (rs6000_emit_prologue): Same.
510 (rs6000_emit_epilogue): Same.
512 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
515 * fold-const.c (fold_build): Convert bool_var != 1 and
516 bool_var == 0 to !bool_var.
518 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
521 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
522 for C being INTEGER_CST. Likewise for !=.
524 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
527 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
528 unsigned conversions from SImode to TFmode.
530 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
532 * expr.c (expand_expr_real_1): Fix error in last change.
534 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
536 * caller-save.c: (this_insn_sets): Move into:
537 (save_call_clobbered_regs).
538 (mark_set_regs): Get this_insn_sets from data.
540 (save_call_clobbered_regs): Take sets of the return value by
541 sibcalls into account.
543 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
546 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
547 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
548 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
549 (memory_move_secondary_cost, init_reg_autoinc): Remove
550 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
551 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
552 secondary_reload_class call.
553 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
555 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
556 (push_secondary_reload): Use secondary_reload target hook.
557 (secondary_reload_class, scratch_reload_class): New functions.
558 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
559 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
560 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
561 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
562 (secondary_reload_class, scratch_reload_class): Declare.
563 * reload1.c: Include target.h.
564 (reload_adjust_reg_for_temp): New function.
565 (reload_adjust_reg_for_icode): Likewise.
566 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
567 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
569 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
570 for inheritance. Support case when both secondary & tertiary reloads
571 are for intermediate registers.
572 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
573 with secondary_reload_class call. Support case when both secondary
574 & tertiary reloads are for intermediate registers.
575 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
576 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
577 * target.h (secondary_reload_info): New struct / typedef.
578 (struct gcc_target): New member secondary_reload.
579 * targhooks.c Include reload.h, optabs.h and recog.h.
580 (default_secondary_reload): New function.
581 * targhooks.h (default_secondary_reload): Declare.
582 * doc/tm.texi: Document secondary_reload target hook. Update
583 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
584 * doc/md.texi: Likewise.
586 * sh-protos.h (sh_secondary_reload): Declare.
587 * sh.c (TARGET_SECONDARY_RELOAD): Override.
588 (sh_secondary_reload): New function.
589 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
590 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
591 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
592 (HAVE_SECONDARY_RELOADS): Define.
593 * sh.md (reload_indf): Rename to:
595 (reload_outdf): Rename to:
596 (reload_outdf__RnFRm).
597 (reload_insf): Rename to:
599 (reload_insi): Rename to:
600 (reload_insi__i_fpul).
602 2005-11-24 Uros Bizjak <uros@kss-loka.si>
604 * configure.ac: Require at least texinfo 4.4.
605 * configure: Regenerate.
607 * doc/install.texi (Tools/packages necessary for building GCC):
608 Update required version of texinfo to at least 4.4.
609 (Installing GCC: Building): Update required version of texinfo
611 (Installing GCC: Final installation): Update required version
612 of texi2dvi to at least 4.4.
613 (Host/target specific installation notes for GCC): Update required
614 version of texinfo to at least 4.4.
616 2005-11-24 Richard Guenther <rguenther@suse.de>
617 Dirk Mueller <dmueller@suse.de>
620 * c-common.h (strict_aliasing_warning): Declare.
621 * c-common.c (strict_aliasing_warning): New function,
623 * c-typeck.c (build_c_cast): ... here.
625 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
627 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
629 (swap_commutative_operands_with_target): New.
631 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
633 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
634 also when doing PRE, rather than only for global CPROP.
636 2005-11-24 Ben Elliston <bje@au.ibm.com>
638 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
639 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
641 (expand_twoval_unop): Likewise.
642 (widen_clz): Likewise.
643 (expand_parity): Likewise.
644 (expand_unop): Likewise.
645 (emit_cmp_and_jmp_insn_1): Likewise.
646 (prepare_float_lib_cmp): Likewise.
648 2005-11-24 Ben Elliston <bje@au.ibm.com>
650 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
651 Remove unused `class' variable.
653 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
656 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
657 C/C++ diagnostic function warn_array_subscript_with_type_char.
658 * c-common.h (warn_array_subscript_with_type_char): Declare.
659 * c-common.c (warn_array_subscript_with_type_char): Define.
661 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
664 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
665 compiling at the intersection of C and C++.
667 2005-11-23 Mark Mitchell <mark@codesourcery.com>
669 * doc/invoke.texi: For man pages, include gcc-vers.texi.
670 List @file in the option summary. Include the libiberty
671 documentation for @file.
672 * gcc.c (main): Call expandargv.
673 * Makefile.in (gcc-vers.texi): Define srcdir.
675 2005-11-23 Diego Novillo <dnovillo@redhat.com>
677 * passes.c (init_optimization_passes): Document
678 sequencing of passes.
680 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
682 * config/m68k/predicates.md (pcrel_address, extend_operator,
683 post_inc_operand, pre_dec_operand): Remove redundant
685 (const_uint32_operand, const_sint32_operand): Use gcc_assert
687 (valid_dbcc_comparison_p): Rewrite in the lisp style.
689 2005-11-23 Ben Elliston <bje@au.ibm.com>
691 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
693 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
695 Preparatory work for PR target/21623:
696 * alpha.c (secondary_reload_class): Rename to:
697 (alpha_secondary_reload_class).
698 * alpha.h, alpha-protos.h: Likewise.
699 * mn10300.c (secondary_reload_class): Rename to:
700 (mn10300_secondary_reload_class).
701 * mn10300.h, mn10300-protos.h: Likewise.
702 * pa.c (secondary_reload_class): Rename to:
703 (pa_secondary_reload_class).
704 * pa.h, pa-protos.h: Likewise.
705 * rs6000.c (secondary_reload_class): Rename to:
706 rs6000_secondary_reload_class.
707 * rs6000.h, rs6000-protos.h: Likewise.
709 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
712 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
714 2005-11-22 Ian Lance Taylor <ian@airs.com>
716 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
718 (prepare_cmp_insn): Likewise.
720 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
723 * m68k.md (zero_extendsidi2): Force operands[1] to a register
724 if both operands[0] and operands[1] are memory.
726 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
729 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
730 COMPARISON_CLASS_P and an integral types create create a new
731 expression with the new type and fold that.
733 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
736 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
737 to SUBTARGET_OS_CPP_BUILTINS.
739 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
741 * arm.c (emit_set_insn): New function.
742 (arm_split_constant): Call it.
743 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
744 (arm_legitimize_address): Likewise. Use plus_constant.
745 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
746 (thumb_expand_prologue): Likewise.
747 (arm_gen_load_multiple): Use VOIDmode in SET.
748 (arm_gen_store_multiple): Likewise.
749 (vfp_emit_fstmx): Likewise. Use plus_constant.
750 (emit_multi_reg_push): Likewise.
751 (emit_sfm): Use plus_constant.
753 2005-11-23 Alan Modra <amodra@bigpond.net.au>
756 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
759 2005-11-22 Alan Modra <amodra@bigpond.net.au>
762 * expmed.c (store_bit_field): Don't attempt to insv a field
765 2005-11-22 Alan Modra <amodra@bigpond.net.au>
768 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
769 explicit sign extension, not a (char) cast.
771 2005-11-22 Ben Elliston <bje@au.ibm.com>
773 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
774 GET_MODE_CLASS (x) == MODE_FLOAT.
775 * config/i386/i386.c: Likewise.
776 * config/rs6000/xcoff.h: Likewise.
777 * config/rs6000/linux64.h: Likewise.
778 * config/rs6000/rs6000.c: Likewise.
779 * config/rs6000/rs6000.h: Likewise.
780 * config/rs6000/predicates.md: Likewise.
781 * config/rs6000/sysv4.h: Likewise.
783 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
785 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
788 * config/alpha/freebsd.h, config/alpha/linux.h,
789 config/arm/linux-elf.h, config/bfin/bfin.h,
790 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
791 config/i386/beos-elf.h, config/i386/gnu.h,
792 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
793 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
794 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
795 config/rs6000/linux64.h, config/rs6000/sysv4.h,
796 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
797 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
798 config/sparc/linux.h, config/sparc/linux64.h,
799 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
801 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
802 are both defined when either flag -fpic or -fPIC are used.
804 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
806 * config/fp-bit.c (clzusi): New function.
807 (si_to_float, usi_to_float): Use it to compute proper shift.
808 (usi_to_float): Preserve guard bits when shifting right.
809 * libgcc-std.ver (GCC_4.2.0): New version.
810 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
811 __floatundisf): New functions.
812 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
813 __floatundisf): Declare.
814 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
815 _floatundixf, and _floatunditf.
816 * optabs.c (expand_float): If target does not define a pattern for
817 signed or unsigned conversion, use an unsigned libcall instead of
819 (init_optabs): Initialize ufloat_optab.
821 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
823 * config/rs6000/rs6000.opt (mmulhw): New option.
824 * doc/invoke.texi (-mmulhw): Document.
825 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
827 * config/rs6000/rs6000.md: Add half-word multiply and
828 multiply-accumulate instructions for 405 and 440.
830 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
832 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
833 which matches behavior of gcc 4.0 and older for RTEMS targets. The
834 default now includes a linker group which makes the RTEMS one nest.
836 2005-11-22 Ben Elliston <bje@au.ibm.com>
838 * cse.c (fold_rtx): Typo fix.
839 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
841 2005-11-21 Richard Henderson <rth@redhat.com>
843 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
844 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
846 * c-tree.h (lookup_name): Move declaration ...
847 * c-common.h (lookup_name): ... here.
848 * config/darwin-c.c: Include c-common.h.
849 * config/t-darwin: Update dependencies.
851 2005-11-22 Ben Elliston <bje@au.ibm.com>
853 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
854 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
855 * genopinit.c (gen_insn): Likewise.
856 * reload.c (find_equiv_reg): Likewise.
857 * loop.c (load_mems): Likewise.
858 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
859 * cse.c (find_comparison_args, fold_rtx): Likewise.
860 * dwarf2out.c (add_const_value_attribute): Likewise.
861 * expr.c (convert_move): Likewise.
862 * recog.c (general_operand, register_operand): Likewise.
863 * reg-stack.c (replace_reg): Likewise.
864 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
865 * c-common.c (handle_vector_size_attribute): Likewise.
866 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
867 (simplify_binary_operation_1): Likewise.
868 (simplify_const_binary_operation): Likewise.
869 (simplify_relational_operation): Likewise.
870 (simplify_const_relational_operation): Likewise.
871 (simplify_immed_subreg): Likewise.
872 * emit-rtl.c (gen_lowpart_common): Likewise.
873 * expmed.c (expand_mult): Likewise.
874 * stor-layout.c (layout_type): Likewise.
876 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
879 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
880 cst2 only for SPE vectors.
882 2005-11-21 David Edelsohn <edelsohn@gnu.org>
885 * config/rs6000/predicates.md (vrsave_operation): Check
886 UNSPEC_VOLATILE value.
888 2005-11-21 Jan Hubicka <jh@suse.cz>
890 PR tree-optimization/24653
891 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
893 2005-11-21 Uros Bizjak <uros@kss-loka.si>
895 * config/i386/predicates.md (ax_reg_operand): New predicate.
896 (memory_displacement_only_operand): New predicate.
897 * config/i386/i386.md ("modrm" attribute): Return 0 if one
898 operand is AX register and the other operand is memory operand
899 with displacement only.
901 2005-11-21 Uros Bizjak <uros@kss-loka.si>
903 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
904 if we don't care about NaNs or Infinities.
906 2005-11-20 Ian Lance Taylor <ian@airs.com>
908 PR rtl-optimization/24883
909 * combine.c (combinable_i3pat): When checking whether the
910 destination of i3 is used in i3, consider paradoxical subregs.
912 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
915 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
917 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
919 * combine.c (try_combine): Do not run subst on i1src and i2src in
920 the case of generating a PARALLEL for a comparison.
922 2005-11-20 Richard Henderson <rth@redhat.com>
925 * tree-sra.c (struct sra_elt): Add all_no_warning.
926 (struct sra_walk_fns) <use>: Add use_all argument.
927 (sra_walk_expr): Pass it.
928 (sra_walk_modify_expr): Likewise.
929 (scalarize_ldst): Likewise.
930 (scan_use): Update for new argument.
931 (mark_no_warning): New.
932 (scalarize_use): Use it.
934 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
936 * expr.c (expand_expr_real): Use usmul_optab for widening
937 signed * unsigned multiplies.
938 * genopinit.c (optabs): Add usmul_widen_optab.
939 * optabs.c (init_optabs): Likewise.
940 * optabs.h (enum optab_index): Add OTI_usmul_widen.
941 (usmul_widen_optab): Define.
942 * config/bfin/bfin.md (usmulhisi3): New pattern.
944 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
946 2005-11-20 Graham Stott <btinternet.com>
948 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
950 2005-11-20 Andreas Schwab <schwab@suse.de>
953 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
956 2005-11-19 Richard Henderson <rth@redhat.com>
959 * tree-gimple.c (is_gimple_id): Export.
960 * tree-gimple.h (is_gimple_id): Declare.
961 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
962 (get_default_value): Use it.
963 (maybe_fold_stmt_indirect): Likewise.
965 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
967 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
968 than VR1 or vice-versa.
970 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
974 * reload.c (find_reloads_address_1): Mention dependency on
976 * reload1.c (gen_reload): For IN with an unary operation, try
977 moving inner expression to OUT if trivial SET is not valid.
978 Confirm that the result is valid. Move common code block into...
979 (emit_insn_if_valid_for_reload): New function.
981 2005-11-19 Richard Guenther <rguenther@suse.de>
983 * fold-const.c (fold_indirect_ref_1): Make sure we fold
984 ARRAY_REFs of constant strings.
986 2005-11-19 Jakub Jelinek <jakub@redhat.com>
988 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
991 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
993 * combine.c (make_compound_operation): Swap operands of
994 commutative operation if necessary before returning.
996 2005-11-19 Richard Guenther <rguenther@suse.de>
999 * fold-const.c (fold_plusminus_mult_expr): New function.
1000 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
1001 cases, remove now unnecessary code.
1003 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
1005 * gensupport.c (old_preds): Rename to std_preds, add special field.
1006 (struct old_pred_table): Rename to struct std_pred_table, add special
1008 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
1009 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
1010 (init_predicate_table): Adjust, and set along the way whether a
1011 predicate is special.
1013 2005-11-18 Mark Mitchell <mark@codesourcery.com>
1015 * BASE-VER: Change to 4.2.0.
1017 2005-11-18 James E Wilson <wilson@specifix.com>
1019 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
1022 2005-11-18 Mike Stump <mrs@apple.com>
1024 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
1025 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1026 * c-decl.c (lookup_name_two) Remove.
1027 * c-tree.h (lookup_name_two): Remove.
1028 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
1029 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
1030 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
1031 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
1033 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
1036 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
1037 when not generating code to use that co-processor.
1039 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
1041 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
1042 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
1043 these functions are now in tree-phinodes.c.
1045 2005-11-18 Jie Zhang <jie.zhang@analog.com>
1047 * config/bfin/bfin.md (trap): New pattern.
1049 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1051 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
1054 * expr.c (expand_expr_real): Don't call record_block_change unless
1055 ib_boundaries_block is non-null
1057 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
1059 * fold-const.c (build_range_check): Use proper type for subtraction
1060 when merging lower bound.
1062 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1064 PR rtl-optimization/24497
1065 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
1068 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1070 * tree-scalar-evolution.c (expression_expensive_p): New function.
1071 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
1073 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
1075 * config/bfin/crtlibid.s: New file.
1077 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1080 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
1081 when not using sjlj exceptions.
1082 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
1083 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1084 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
1085 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
1086 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
1087 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
1088 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
1089 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
1090 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
1091 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
1092 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
1093 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
1094 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
1096 * config/pa/hpux-unwind.h: New file.
1098 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
1100 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
1101 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
1102 * varasm.c (do_assemble_alias): Adjust call.
1103 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
1105 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
1107 2005-11-17 James E Wilson <wilson@specifix.com>
1109 * tree.def (FUNCTION_DECL): Correct typo in comment.
1111 2005-11-17 Richard Henderson <rth@redhat.com>
1113 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
1114 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
1115 and DW_CFA_def_cfa_sf.
1116 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
1117 (dbx_reg_number): Don't assert particular registers here.
1118 (based_loc_descr): ... do it here instead. Fold in ...
1119 (eliminate_reg_to_offset): ... this function.
1120 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
1121 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
1122 * unwind-dw2.c (execute_cfa_program): Apply data align factor
1123 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
1124 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
1125 (instantiate_virtual_regs): Likewise.
1126 * var-tracking.c (adjust_stack_reference): Likewise.
1127 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
1129 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
1131 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
1132 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
1133 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
1135 ($(T)crtlibid.o): New rule.
1137 2005-11-16 Richard Guenther <rguenther@suse.de>
1140 * fold-const.c (extract_array_ref): Return byte offset
1142 (fold_binary): Fold &x[a] CMP &x[b] to
1143 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
1146 2005-11-16 Richard Henderson <rth@redhat.com>
1149 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
1150 parts of an SSA_NAME.
1152 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
1155 * arm.md (split for movsf with immediate): Restrict split to insns
1156 that set a general register.
1158 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1160 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
1162 * unwind-dw2.c (uw_advance_context): Likewise.
1163 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
1164 _Unwind_SjLj_Unregister.
1165 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
1167 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1169 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
1171 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1173 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
1174 langhook to get a DImode integer type.
1176 2005-11-16 Richard Henderson <rth@redhat.com>
1177 J"orn Rennecke <joern.rennecke@st.com>
1178 Ulrich Weigand <uweigand@de.ibm.com>
1182 * reload1.c (reg_equiv_invariant): New.
1183 (reload): Allocate, initialize, and free it.
1184 (calculate_needs_all_insns): Check it when skipping equivalence
1186 (alter_reg): Likewise.
1187 (eliminate_regs_1): Rename from eliminate_regs. Add new
1188 may_use_invariant argument; only use reg_equiv_invariant when true.
1189 (eliminate_regs): New.
1190 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
1191 a context for which may_use_invariant may be true.
1193 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1195 * fold-const.c (const_binop): Don't constant fold the operation
1196 if the result has overflowed and flag_trapping_math.
1197 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1199 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1201 * config/arm/unwind-arm.c (abort): Add prototype here.
1202 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
1203 (struct phase1_vrs): Add prev_sp.
1204 (unwind_phase2_forced): Save the original core registers instead of
1205 modifying entry_vrs. Take a new flag argument for resuming unwinding
1206 and set action flags accordingly. Always set _US_END_OF_STACK when
1207 get_eit_entry fails. Unwind before calling the stop function.
1208 (_Unwind_GetCFA): New function.
1209 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
1210 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
1211 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
1212 just call unwind_phase2_forced.
1213 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
1214 * config/arm/unwind-arm.h (abort): Remove prototype.
1215 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
1217 (_Unwind_GetCFA): New prototype.
1218 * config/arm/pr-support.c (abort): Add prototype here.
1219 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
1221 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
1222 not schedule the prologue with non-call exceptions and EABI.
1224 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
1226 * config/arm/unwind-arm.h: Reorder interface function declarations.
1227 (_URC_END_OF_STACK): New enumeration value.
1228 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
1229 (struct _Unwind_Control_Block): Document reserved field use.
1230 (_Unwind_Stop_Fn): New typedef.
1231 (_Unwind_ForcedUnwind): Declare.
1232 (_Unwind_Resume_or_Rethrow): Declare.
1233 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
1235 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
1236 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
1237 (UCB_FORCED_STOP_ARG): New.
1238 (search_EIT_table): Update boundary condition checks.
1239 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
1240 (unwind_phase2): Replace for with do..while.
1241 (unwind_phase2_forced): New.
1242 (__gnu_Unwind_RaiseException): Replace for with do..while.
1243 (__gnu_Unwind_ForcedUnwind): New.
1244 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
1245 Use appropriate phase2 unwinder.
1246 (__gnu_Unwind_Resume_or_Rethrow): New.
1247 (__gnu_unwind_pr_common): Cope with forced unwinding.
1249 2005-11-16 David Edelsohn <edelsohn@gnu.org>
1252 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
1254 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
1255 roundsf2): Remove "s" from mnemonic.
1257 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
1259 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
1261 * config/bfin/crtn.s: Change epilogues to match.
1262 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
1263 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
1264 __PIC__ and __pic__.
1266 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1269 * doc/invoke.texi: Distinguish between free and fixed form instead of
1270 Fortran and Fortran 90/95. Remove ratfor from the list of supported
1272 * gcc.c (default_compilers): Remove double entries, add entries for
1273 suffixes '.F90' and '.F95'.
1275 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1277 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
1278 in the stack probing loop.
1280 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1282 * configure.ac: Use .machine power5 not power5x.
1283 * configure: Regenerate.
1285 2005-11-15 Mike Stump <mrs@apple.com>
1287 * c-decl.c (lookup_name_two): Add.
1288 * c-tree.h (lookup_name_two): Likewise.
1289 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
1290 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1292 2005-11-16 Alan Modra <amodra@bigpond.net.au>
1294 PR rtl-optimization/23392
1295 * regrename.c (enum scan_actions) Add mark_access.
1296 (scan_actions_name): Ditto.
1297 (scan_rtx_reg): Handle mark_access.
1298 (scan_rtx_address): Do nothing for mark_access.
1299 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
1300 and regs in REG_INC notes before closing chains for dead regs.
1301 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
1302 opening chains for new writes.
1304 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1306 * c.opt (ffixed-line-length-none): New.
1308 2005-11-15 Steve Ellcey <sje@cup.hp.com>
1310 * mklibgcc.in: Change contents of eh_dummy.c.
1312 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1314 * loop.c (scan_loop): Do not insert temporaries for hard registers.
1316 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1318 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
1320 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
1322 2005-11-15 Jan Hubicka <jh@suse.cz>
1324 * invoke.texi (large-unit-insns): Document.
1325 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
1326 * params.def (large-unit-insns): New param.
1328 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
1331 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
1332 special register for operand 3. Reindent constraints to align
1335 2005-11-14 David Edelsohn <edelsohn@gnu.org>
1337 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
1338 -mpopcntb, -mfprnd. Add -mcpu=power5+.
1339 * configure.ac: Add test for FP rounding instructions.
1340 * configure: Regenerate.
1341 * config.in: Regenerate.
1342 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1343 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
1345 * config/rs6000/rs6000.opt (mfprnd): New.
1346 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
1347 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
1348 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
1349 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
1350 (TARGET_FPRND): New.
1351 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
1353 (btrunc<mode>2): New.
1355 (floor<mode>2): New.
1356 (round<mode>2): New.
1358 2005-11-14 Geoffrey Keating <geoffk@apple.com>
1360 * gcc.c (version_compare_spec_function): Use fatal() rather than
1363 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
1364 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
1365 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
1367 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
1370 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
1371 on -mmacosx-version-min setting.
1373 2005-11-14 Diego Novillo <dnovillo@redhat.com>
1376 * tree-vrp.c (infer_value_range): Return false if STMT is a
1377 block terminator and its basic block has no successors.
1379 2005-11-14 Mike Stump <mrs@apple.com>
1381 * config/i386/i386.c (override_options): -masm=intel isn't
1382 supported on darwin.
1383 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1385 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
1387 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
1388 vfork after including auto-host.h.
1390 2005-11-15 Alan Modra <amodra@bigpond.net.au>
1392 PR rtl-optimization/22002
1393 * combine.c (distribute_notes): Detect cases where a reg dies
1394 two or more times in a bb, including on the insn we are combining,
1395 and place the death note on the correct range.
1397 2005-11-14 Dale Johannesen <dalej@apple.com>
1399 * expmed.c (store_bit_field): Add offset unconditionally for
1401 (extract_bit_field): Don't force extzv or extv operand into
1402 a register if field is too big.
1404 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1406 * config/arm/arm.c (pic_labelno): New.
1407 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
1408 LABEL_REF. Pass only the labelno to PIC insns.
1409 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1410 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
1411 * arm.md (UNSPEC_PIC_LABEL): New constant.
1412 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1413 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
1414 Use the correct label prefix.
1416 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1418 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
1421 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
1423 * loop-invariant.c: Include tm_p.h.
1424 * Makefile.in: Updated.
1426 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1428 * pa.c (store_reg): Revise generation of frame notes in large frames.
1429 (set_reg_plus_d): Likewise.
1431 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
1433 PR tree-optimization/24709
1434 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
1437 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1439 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
1440 and duplicate declaration of pthread_self.
1442 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
1443 Ian Lance Taylor <ian@airs.com>
1446 * calls.c (expand_call): If TARGET is a MEM and some part of the
1447 argument area has been saved, force TARGET to a register.
1449 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
1451 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
1454 2005-11-13 Jason Merrill <jason@redhat.com>
1457 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
1458 lazily declared methods.
1459 (force_decl_die): Stop if forcing out the context already make a
1461 (force_type_die): Likewise.
1463 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
1466 * builtins.c (integer_valued_real_p): Add break in
1467 REAL_CST having TREE_OVERFLOW set.
1469 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
1471 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
1472 addressing modes during calculation of costs.
1474 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
1476 * function.c (assign_stack_local_1): Restrict sanity check
1477 on frame size overflow to 32-bit and above platforms.
1479 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1481 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
1482 * config/cris/cris.c: Include reload.h.
1483 (cris_initial_elimination_offset): New function.
1484 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
1487 2005-11-12 Richard Guenther <rguenther@suse.de>
1489 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
1491 2005-11-12 Jan Hubicka <jh@suse.cz>
1493 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
1494 to compare against 0 when possible.
1496 2005-11-12 Jie Zhang <jie.zhang@analog.com>
1498 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
1499 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
1500 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
1501 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
1504 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1506 * recog.c (constrain_operands) <case 'g'>: For a match, require
1507 that a non-register matches general_operand when strict >= 0.
1509 2005-11-11 Steven Bosscher <stevenb@suse.de>
1511 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
1514 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1516 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
1517 (memory_address_same): New.
1518 (dse_optimize_stmt): Call memory_address_same.
1520 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1523 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
1524 ZERO_EXTEND>: New cases.
1526 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1528 * longlong.h (__clz_tab): Always provide.
1530 2005-11-11 Steven Bosscher <stevenb@suse.de>
1533 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
1535 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
1536 before check_maybe_invariant.
1537 (move_invariant_reg): Use gen_move_insn instead of replacing
1538 SET_DEST with the temporary for the invariant.
1539 (move_loop_invariants): If checking is enabled, do internal
1540 consistency checks after completing the pass.
1542 2005-11-11 David Edelsohn <edelsohn@gnu.org>
1545 * common.opt (Wvolatile-register-var): New.
1546 * varasm.c (make_decl_rtl): Only emit warning when option
1547 specified. Clarify warning message.
1548 * doc/invoke.texi (Wvolatile-register-var): Document new option.
1550 * doc/md.texi (copysign): Document standard named pattern.
1552 2005-11-11 Jie Zhang <jie.zhang@analog.com>
1554 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
1555 bytes when align is 2.
1556 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
1557 by the first instruction of the loop.
1559 2005-11-11 Jason Merrill <jason@redhat.com>
1562 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
1565 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1567 PR rtl-optimization/22509
1568 * local-alloc.c (memref_used_between_p): Check whether a function call
1569 could not reference the memref.
1571 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
1573 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
1574 algorithm so as to choose the best, not the worst, alternative.
1575 Reset accumulated register class before processing next alternative.
1577 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
1580 * calls.c (expand_call): Copy a return value to a plain register
1583 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
1586 * varasm.c (assemble_name): Recompute name only for transparent
1589 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
1591 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
1593 2005-11-04 Jeff Law <law@redhat.com>
1596 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
1597 perform reassociation if the parent statement will not die as
1598 a result of the optimization.
1600 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
1602 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1603 delete_old_heap_vars.
1604 * tree-dfa.c (referenced_var_remove): Remove function.
1605 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
1606 (delete_tree_ssa): Remove call to delete_old_heapvars.
1607 Add call to delete_alias_heapvars.
1608 * tree-flow.h (referenced_var_remove): Remove prototype
1609 (init_alias_heapvars): New prototype.
1610 (delete_alias_heapvars): Ditto.
1611 * Makefile.in (tree-ssa-structalias.o): Add
1612 gt-tree-ssa-structalias.o
1613 (GTFILES): Add tree-ssa-structalias.h and
1614 tree-ssa-structalias.c.
1615 (s-gtype): Add gt-tree-ssa-structalias.h.
1616 * tree-ssa-structalias.c (heapvars): Remove.
1617 (oldheapvars): Remove.
1618 (heapvar_for_stmt): New variable.
1619 (heapvar_lookup): New function.
1620 (heapvar_insert): Ditto.
1621 (get_constraint_for): See if we have an old heapvar
1623 (init_alias_heapvars): New function.
1624 (delete_alias_heapvars): Ditto.
1625 Add include of gt-tree-ssa-structalias.h.
1627 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1630 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
1632 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
1634 * tree.c (int_fits_type_p): Only look at the base type
1635 if it has the same precision as the original type.
1637 2005-11-10 Jakub Jelinek <jakub@redhat.com>
1640 * varasm.c (assemble_alias): Use %q+D in the error
1641 message instead of %J and %qD.
1643 2005-11-10 Richard Guenther <rguenther@suse.de>
1645 * gcse.c (free_ldst_entry): Only free hashtable if
1648 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1650 * function.c (assign_stack_local_1): Issue an error message if
1651 the frame size overflows in the signed target arithmetics.
1653 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1655 * tree.c (build_qualified_type): Chain the new type to the original
1656 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1657 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1658 (build_pointer_type_for_mode): Only return unqualified types.
1659 (build_reference_type_for_mode): Likewise.
1661 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1663 * Makefile.in (gnucompare): Do comparison of all files using one of
1664 the chosen methods and only afterwards decide if just warning should
1665 be issued or comparison failure raised.
1667 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1669 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
1670 (noce_try_abs): Negate if the comparison is reversed.
1671 Look only one instruction backwards for a REG_EQUAL note.
1673 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1676 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
1677 gthr-tpf.h: Define __gthrw. For all identifiers that might
1678 be weak, introduce weakrefs or non-weak aliases with __gthrw,
1679 and prefix all uses with __ghtrw.
1681 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1684 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
1685 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
1686 * c-common.c (handle_weakref_attribute): New.
1687 (c_common_attribute_table): Add weakref.
1688 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
1690 * configure, config.in: Rebuilt.
1691 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1692 * doc/extend.texi: Document weakref attribute.
1693 * varasm.c (ultimate_transparent_alias_target): New
1694 (assemble_name): Use it.
1695 (weak_finish_1): Split out of...
1696 (weak_finish): ... and deal with weakrefs in...
1697 (weakref_targets): ... new list.
1698 (globalize_decl): Clean up weakref_targets.
1699 (do_assemble_alias): Handle weakrefs.
1700 (finish_aliases_1): Do not reject weakrefs to external symbols.
1701 (assemble_alias): Handle weakrefs.
1703 2005-11-09 Richard Guenther <rguenther@suse.de>
1705 PR tree-optimization/24716
1706 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1707 t_bool to track results from follow_ssa_edge.
1709 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1711 * final.c (force_source_line): New global variable.
1712 (final_scan_insn): Set it to true instead of clearing last_filename.
1713 (notice_source_line): Return true if force_source_line is true,
1714 unless source info is absent.
1716 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1719 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
1720 a linkage name for a variable if it a register variable.
1721 * c-decl.c (grokdeclarator): Global register variables
1722 should be set as PUBLIC.
1724 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1727 * config/s390/s390.c (struct s390_frame_layout): New fields
1728 first_save_gpr_slot and last_save_gpr_slot.
1729 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
1730 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
1731 first_save_gpr and last_save_gpr with the _slot variants.
1732 (s390_register_info): Calculate first_save_gpr_slot and
1733 last_save_gpr_slot using regs_ever_live.
1735 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1738 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
1739 for a function containing a landing pad.
1741 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1744 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
1747 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
1749 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
1750 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
1752 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
1755 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
1757 (call,load,store): New insn types.
1758 (mem_access, branch_access): Adjust reservation conditions.
1759 (define_delay): Adjust condition.
1760 (decrement_and_branch_until_zero): Allow for ms2. Set branch
1762 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
1763 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
1765 (call_internal, call_value_internal, return_internal,
1766 return_interrupt_internal, eh_return_internal, indirect_jump,
1767 tablejump): Set call insn type.
1768 (blockage, ei, di): Use appropriate unspec const.
1769 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
1770 (ms1_get_attr_type): Adjust to give load & store types.
1771 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
1772 backwards past a barrier.
1773 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
1775 (struct branch_info, struct label_info): New.
1777 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
1778 (ms1_machine_reorg): New.
1779 (TARGET_MACHINE_DEPENDENT_REORG): Override.
1780 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
1781 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1782 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1785 2005-11-09 Per Bothner <per@bothner.com>
1786 Uros Bizjak <uros@kss-loka.si>
1789 * toplev.c (process_options): Initialize debug_hooks early
1790 in case lang_hooks.post_options ends up calling a debug_hook.
1792 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1794 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1795 DBX_REGISTER_NUMBER being contiguous.
1797 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1798 Diego Novillo <dnovillo@redhat.com>
1801 * tree-vrp.c (register_edge_assert_for): Do not register
1802 always-false predicates.
1804 2005-11-08 Devang Patel <dpatel@apple.com>
1806 PR tree-optimization/23115
1807 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1810 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1812 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1815 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1817 Fix PR tree-optimization/23382
1819 * tree-ssa-alias.c (compute_may_aliases): Call
1820 delete_old_heap_vars.
1821 * tree-dfa.c (referenced_var_remove): New function.
1822 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1823 * tree-flow.h (referenced_var_remove): Add prototype.
1824 (delete_old_heap_vars): Ditto.
1825 * tree-ssa-structalias.c (heapvars): New variable.
1826 (oldheapvars): Ditto.
1827 (get_constraint_for): Put heap vars on heapvars list.
1828 (delete_old_heap_vars): New function.
1830 2005-11-08 Jason Merrill <jason@redhat.com>
1832 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1834 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1837 * reg-stack.c (reg_to_stack): Update register liveness also
1838 for flag_sched2_use_traces.
1840 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1843 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1844 override prior explicit -mno-powerpc-gfxopt.
1846 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1848 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1849 if the bitsize is zero.
1850 * doc/md.texi (Standard Pattern Names): Document it.
1852 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1853 (TARGET_PASS_BY_REFERENCE): Likewise.
1855 2005-11-07 Ian Lance Taylor <ian@airs.com>
1857 PR rtl-optimization/24683
1858 * config/i386/i386.c (legitimize_pic_address): If constant operand
1859 to PLUS is too large, put it in a register.
1861 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1863 * configure.ac: Enable checking assembler dwarf2 support for bfin
1865 * configure: Regenerate.
1867 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1871 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1872 gen_easy_vector_constant_add_self): Delete.
1873 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1875 (output_vec_const_move): Use gen_easy_altivec_constant.
1876 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1877 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1878 (easy_vector_constant_add_self): Rewritten.
1879 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1880 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1881 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1882 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1883 Macroize and adjust for the other changes.
1885 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1889 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1890 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1892 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1894 PR rtl-optimization/23567
1895 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1896 (noce_process_if_block): Don't do any optimizations except
1897 if (cond) x = x; if !set_b and write into orig_x may trap
1898 or fault. Remove the MEM_READONLY_P check.
1900 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1903 * tree-vrp.c (fix_equivalence_set): New.
1904 (extract_range_from_assert): Call it.
1906 2005-11-05 Ian Lance Taylor <ian@airs.com>
1909 * combine.c (apply_distributive_law): Don't distribute across a
1912 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1914 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1915 config/ms1/ms1.h, config/rs6000/predicates.md,
1916 config/s390/s390.c, params.def, postreload-gcse.c,
1917 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1918 tree-vrp.c, tree.c: Fix comment typos.
1919 * doc/invoke.texi: Fix typos.
1921 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1923 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1924 for testing whether the data_dependence_relation contains distance
1925 vectors. Iterate over all distance vectors of the ddr.
1926 * lambda.h: Define a vec of lambda_vector pointers.
1927 * tree-data-ref.c (dump_data_dependence_relation,
1928 dump_data_dependence_direction): Iterate over all distance and
1929 direction vectors of the ddr.
1930 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1932 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1933 of distance/direction vectors instead of a single one.
1934 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1935 lambda_vectors with a vec of lambda_vectors.
1936 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1937 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1938 DDR_NUM_DIST_VECTS): New.
1939 * tree-loop-linear.c (gather_interchange_stats): Test for the
1940 existence of distance vectors only after having checked that there
1941 is a dependence. Iterate over all distance vectors of the ddr.
1942 (linear_transform_loops): Use dump_data_dependence_relation.
1943 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1944 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1945 distance vectors of the ddr.
1947 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1949 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1950 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1951 IS_INTHANDLER; all callers changed.
1952 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1954 (do_link, do_unlink): New argument ALL; all callers changed.
1955 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1956 If function isn't leaf, save and restore all registers.
1957 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1960 2005-11-05 Jan Hubicka <jh@suse.cz>
1962 PR rtl-optimization/23490
1963 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1964 max-flow-memory-location): Document.
1965 * flow.c: Include params.h
1966 (MAX_MEM_SET_LIST_LEN): Kill.
1967 (add_to_mem_set_list): Use new param.
1968 * cse.c (cse_basic_block): Replace 1000 by new param.
1969 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1970 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1971 * predict.c (predict_loops): Use new param.
1972 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1974 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1975 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1976 Do not hold memory returned by cgraph_node_name across other call.
1978 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1981 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1984 2005-11-04 Jeff Law <law@redhat.com>
1987 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1988 * tree-ssa-dom.c: Include params.h.
1989 (thread_across_edge): If there are too many statements in the
1990 target block, then do not thread through it.
1991 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1992 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1994 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1997 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1998 TODO_update_ssa instead of TODO_update_ssa_no_phi.
2000 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
2003 * tree-scalar-evolution.c (instantiate_parameters_1,
2004 instantiate_parameters, resolve_mixers): Compute the size of an
2005 expression to be instantiated and give up the instantiation if the
2006 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2008 2005-11-04 Richard Guenther <rguenther@suse.de>
2010 * tree-flow.h (ref_contains_indirect_ref): Rename to
2011 array_ref_contains_indirect_ref.
2012 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
2013 (array_ref_contains_indirect_ref): Make comment match the code
2015 (ref_contains_array_ref): Likewise.
2016 * tree-ssa-structalias.c (find_func_aliases): Remove call to
2017 ref_contains_indirect_ref.
2018 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2019 Rename calls to ref_contains_indirect_ref.
2021 2005-11-04 Paul Brook <paul@codesourcery.com>
2023 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
2024 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
2025 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2026 * config/arm/arm.md: Use match_operand in peephole input templates
2027 and match_dup in peephole output templates.
2029 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2031 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
2034 2005-11-04 Mark Mitchell <mark@codesourcery.com>
2035 Daniel Jacobowitz <dan@codesourcery.com>
2037 * longlong.h (add_ssaaaa): Clobber condition code register
2039 (sub_ddmmss): Likewise.
2040 (umul_ppmm): Likewise.
2042 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2043 Paul Brook <paul@codesourcery.com>
2044 Phil Blundell <pb@reciva.com>
2046 * configure.ac: Add test for ARM TLS support.
2047 * configure: Regenerated.
2048 * config/arm/arm-protos.h (legitimize_tls_address)
2049 (arm_tls_referenced_p, tls_mentioned_p)
2050 (arm_output_addr_const_extra): New prototypes.
2051 (thumb_legitimize_pic_address): Delete.
2052 * config/arm/arm.c: Include "gt-arm.h".
2053 (enum tls_reloc): New.
2054 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
2055 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
2056 (arm_call_tls_get_addr, legitimize_tls_address)
2057 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
2058 (arm_init_tls_builtins, arm_emit_tls_decoration)
2059 (arm_output_addr_const_extra): New functions.
2060 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
2061 (TARGET_HAVE_TLS): Define.
2062 (target_thread_pointer): New.
2063 (arm_override_options): Handle -mtp=.
2064 (legitimize_pic_address): Ignore UNSPECs.
2065 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
2067 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
2068 (tls_get_addr_libfunc): New variable.
2069 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
2070 (arm_init_builtins): Call arm_init_tls_builtins.
2071 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
2072 (arm_encode_section_info): Call default_encode_section_info.
2073 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
2074 (enum arm_tp_type): New.
2075 (target_thread_pointer): Add declaration.
2076 (LEGITIMATE_CONSTANT_P): Handle TLS.
2077 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
2078 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
2079 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
2080 * config/arm/arm.md: Add UNSPEC_TLS.
2081 (movsi): Handle TLS.
2082 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
2084 (tls_load_dot_plus_eight): New insn and a peephole to create it.
2085 (load_tp_hard, load_tp_soft): New insns.
2086 * arm.opt: Add -mtp=.
2087 * doc/invoke.texi (ARM Options): Document -mtp.
2089 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2091 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
2092 * config/arm/libunwind.S: Include "lib1funcs.asm".
2093 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
2094 (LIB2ADDEH): Add libunwind.S.
2095 (LIB2ADDEHDEP): Add lib1funcs.asm.
2096 * mklibgcc.in: Handle asm files in libgcc_eh.a.
2098 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2101 * gcc/c.opt: Add a -lang-fortran option.
2102 * gcc/c-opts.c: Add a lang_fortran flag.
2103 (c_common_init_options): Handling the -lang-fortran option.
2104 (c_common_handle_option): Add a case for Fortran options in
2105 preprocessing. Remove cases for -ffixed-form and
2106 -ffixed-line-length. Add a case for -lang-fortran.
2108 2005-11-03 David Edelsohn <edelsohn@gnu.org>
2110 * config/rs6000/rs6000.c: Include params.h
2111 (optimization_options): Set max-grow-copy-bb-insns default to 16.
2112 (bdesc_2arg): Delete vpkuhss and vpkuwss.
2113 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
2114 (UNSPEC_VPKUWSS): Delete.
2115 (altivec_vpkuhss): Delete.
2116 (altivec_vpkuwss): Delete.
2117 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
2119 (neg_eq0<mode>): Remove final condition.
2120 (neg_eq<mode>): Remove condition and split-condition.
2122 2005-11-04 Alan Modra <amodra@bigpond.net.au>
2124 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
2125 Use associated print macros.
2127 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
2130 * diagnostic.c (diagnostic_set_info_translated): New function.
2131 (diagnostic_set_info): Use it. Add comment.
2132 * diagnostic.h (diagnostic_set_info_translated): Declare.
2134 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
2136 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
2137 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
2138 reference only if 'public' is true.
2139 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
2140 emit the .hidden directive only if the indirect reference is public.
2141 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
2142 Pass it to dw2_force_const_mem.
2143 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
2144 * dwarf2out.c (output_cfi): Adjust calls to above function.
2145 (output_call_frame_info): Likewise.
2146 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
2147 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
2149 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
2151 PR tree-optimization/24483
2152 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
2153 field to elts if possible.
2155 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2158 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
2161 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
2163 Fix PR tree-optimization/24351
2165 * tree-ssa-structalias.c (struct variable_info): Add
2167 (get_varinfo_fc): New function to follow collapsing.
2168 (new_var_info): Set collapsed_to to NULL.
2169 (dump_constraint): Follow collapsing.
2170 (build_constraint_graph): Handle collapsing.
2171 (do_simple_structure_copy): Return false if something bad
2173 (collapse_rest_of_var): New function.
2174 (do_structure_copy): Collapse if do_simple_structure_copy returns
2177 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2180 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
2181 expressions to a statement list instead of gimplifying them.
2183 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2185 PR rtl-optimization/23585
2186 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
2187 that can't trap plus a constant integer, if the mode has zero size.
2189 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2192 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
2194 ("*insv<mode>_reg_extimm"): Likewise.
2196 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
2199 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
2200 c_common_type_for_mode returns an unnamed type.
2202 2005-11-02 Richard Henderson <rth@redhat.com>
2206 * dwarf2out.c (dwarf2out_reg_save_reg): New.
2207 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
2208 * function.c (assign_parms): Use calls.internal_arg_pointer.
2209 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
2211 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
2212 (TARGET_CALLS): Add it.
2213 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
2214 * targhooks.c (default_internal_arg_pointer): New.
2215 * targhooks.h (default_internal_arg_pointer): Declare.
2216 * tree.h (dwarf2out_reg_save_reg): Declare.
2217 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
2218 * config/i386/i386.c (dbx_register_map): Add return column.
2219 (dbx64_register_map, svr4_dbx_register_map): Likewise.
2220 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
2221 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
2222 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
2223 (ix86_save_reg): Save force_align_arg_pointer.
2224 (ix86_emit_save_regs): Make regno unsigned.
2225 (ix86_emit_save_regs_using_mov): Likewise.
2226 (ix86_expand_prologue): Handle force_align_arg_pointer.
2227 (ix86_expand_epilogue): Likewise.
2228 * config/i386/i386.h: (dbx_register_map): Update.
2229 (dbx64_register_map, svr4_dbx_register_map): Update.
2230 (struct machine_function): Add force_align_arg_pointer.
2231 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
2232 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
2233 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
2235 2005-11-02 Jan Hubicka <jh@suse.cz>
2238 * i386.md: Add peep2 for simplyfing array accesses.
2240 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2243 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
2244 * config/s390/s390.c (s390_decompose_shift_count): New function.
2245 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
2246 (print_shift_count_operand): Use s390_decompose_shift_count.
2247 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
2248 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
2250 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2253 * loop.c (loop_givs_rescan): Use force_operand to expand
2256 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2259 * fold-const.c (build_range_check): Use unsigned when signed
2260 overflow is undefined also. If etype is subtype, make sure that
2261 the subtraction is in the supertype.
2263 2005-11-02 Richard Henderson <rth@redhat.com>
2266 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
2269 2005-11-01 Richard Henderson <rth@redhat.com>
2272 * loop.c (scan_loop): Do not propagate computations to a hard
2273 register destination with SMALL_REGISTER_CLASSES.
2275 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
2277 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
2278 costs for MULT inside PLUS or MINUS.
2280 2005-11-01 Bob Wilson <bob.wilson@acm.org>
2282 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
2283 (TRAMPOLINE_SIZE): Round up to 60.
2284 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
2286 2005-10-31 James E. Wilson <wilson@specifix.com>
2289 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
2290 ifdef. Put ifdefs around call in gen_subprogram_die.
2291 (compute_frame_pointer_to_cfa_displacement): Likewise.
2292 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
2295 PR rtl-optimization/17356
2296 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
2297 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
2299 2005-10-31 Jan Hubicka <jh@suse.cz>
2302 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
2305 * i386.c (legitimize_pic_address): Deal with large immediates.
2308 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
2309 from symbol names while computing checkup.
2312 * predict.c (predict_loops): Do not estimate more than
2313 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
2314 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
2316 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
2318 PR tree-optimization/19097
2319 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
2321 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
2323 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
2325 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
2328 * tree-inline.c (setup_one_parameter): If the init_stmt
2329 is NULL, don't insert the statement.
2331 2005-10-30 Jan Hubicka <jh@suse.cz>
2333 PR tree-optimization/24172
2334 * tree-inline.c (copy_body_r): Unshare the substituted value first.
2336 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
2338 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
2339 constants for hosts with long != 32 bits.
2341 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2344 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
2346 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
2348 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
2349 (TARGET_MS1_16_002): New.
2350 (TARGET_MS1_16_003): New.
2352 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
2353 ("*decrement_and_branch_until_zero_no_clobber"): New.
2354 Add corresponding splitter for decrement_and_branch_until_zero
2356 Key all decrement_and_branch_until_zero patterns off of
2359 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
2362 * tree-complex.c (extract_component): Treat RESULT_DECL
2363 like the rest of the decls.
2365 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
2367 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
2368 indirect call to _mcount if the function needs a static chain.
2370 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2371 Caroline Tice <ctice@apple.com>
2373 PR rtl-optimization/24460
2374 * dwarf2out.c (have_switched_text_sections): New boolean variable.
2375 (dwarf2out_switch_text_section): Set it to true instead of
2376 incrementing separate_line_info_table_in_use.
2377 (output_loc_list): Additionally test have_switched_text_sections.
2378 (output_ranges): Likewise.
2379 (dwarf2out_finish): Likewise.
2380 * varasm.c (assemble_start_function): Do not call
2381 insert_section_boundary_note.
2382 (assemble_end_function): If flag_reorder_blocks_and_partition,
2383 switch to the function's section before emitting the .size directive.
2384 * bb-reorder.c (insert_section_boundary_note): Staticify.
2385 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
2386 * output.h (insert_section_boundary_note): Delete.
2388 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
2391 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
2392 instead of pointer equality when comparing types.
2394 2005-10-24 James E. Wilson <wilson@specifix.com>
2396 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
2397 add_dependence_list_and_free calls.
2399 2005-10-24 Steven Bosscher <stevenb@suse.de>
2401 * contrib.texi: Add the names of the LLNL folks who donated
2402 Cray pointer support for gfortran.
2404 2005-10-24 Steven Bosscher <stevenb@suse.de>
2406 PR tree-optimization/24225
2407 * profile.c (branch_prob): Look from end to start through a
2408 basic block when looking for a locus.
2410 2005-10-24 Richard Henderson <rth@redhat.com>
2412 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
2414 (hppa_expand_prologue): Likewise.
2416 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2418 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
2419 (NO_DEFERRED_PROFILE_COUNTERS): Define.
2420 * pa.h (NO_PROFILE_COUNTERS): Define.
2421 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
2422 (funcdef_nos): New vector to hold label numbers of deferred profile
2424 (output_deferred_profile_counters): New function.
2425 (hppa_profile_hook): Push label number onto funcdef_nos.
2426 (pa_hpux_file_end): Call output_deferred_profile_counters if
2427 NO_DEFERRED_PROFILE_COUNTERS is false.
2429 * pa-protos.h (get_deferred_plabel): New prototype.
2430 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
2432 (output_call): Adjust calls.
2434 2005-10-24 Alan Modra <amodra@bigpond.net.au>
2436 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
2437 peculiarity of GOT/TOC section usage.
2439 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
2442 * c-common.c (constant_string_class_name): Add documentation.
2444 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
2447 * recog.c (peephole2_optimize): Increment peep2_current_count
2448 only when the slot is empty.
2450 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2453 * except.c (output_function_exception_table): Call
2454 assemble_external_libcall if we need a personality function.
2456 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2458 PR rtl-optimization/24460
2459 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
2460 set the basic block for barriers.
2462 2005-10-21 Janis Johnson <janis187@us.ibm.com>
2464 * var-tracking.c (vt_initialize): Initialize post.
2466 2005-10-21 Devang Patel <dpatel@apple.com>
2469 * c-common.c (vector_types_convertible_p): Check vector element type.
2471 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
2473 * config/sh/sh.c (prepare_move_operands): Handle the address
2474 constant which is a tls symbolic address plus a constant.
2476 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
2479 * gcc.c (main): Use the correct counter for erroring out
2480 about mulitple files.
2482 2005-10-21 Alan Modra <amodra@bigpond.net.au>
2485 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
2486 use r2 for 64-bit tls .got access.
2488 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
2490 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
2493 2005-10-20 Steven Bosscher <stevenb@suse.de>
2495 PR tree-optimization/24307
2496 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
2498 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
2501 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
2503 * varasm.c (find_decl_and_mark_needed): After cgraph global info
2504 is ready, stop marking functions, but still mark variables.
2506 2005-10-20 Richard Guenther <rguenther@suse.de>
2509 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
2512 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2514 PR rtl-optimization/23585
2515 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
2516 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
2517 (may_trap_p_1): New predicate extracted from...
2518 (may_trap_p): ... here. Invoke may_trap_p_1.
2519 (may_trap_or_fault_p): New predicate.
2520 * rtl.h (may_trap_or_fault_p): Declare it.
2521 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
2522 instead of may_trap_p.
2523 (steal_delay_list_from_fallthrough): Likewise.
2524 (fill_simple_delay_slots): Likewise.
2525 (fill_slots_from_thread): Likewise.
2526 * function.c (pad_to_arg_alignment): Rework comment about
2527 SPARC_STACK_BOUNDARY_HACK.
2528 * config/sparc/sparc.h: Likewise.
2530 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
2532 * config/s390/s390.c (s390_expand_insv): New.
2533 * config/s390/s390-protos.h (s390_expand_insv): Declare.
2534 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
2535 ("icm_hi"): Remove mode attribute.
2536 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
2538 ("*extracthi", "*extractqi"): Remove.
2539 (extv<mode>", "*extzv<mode>"): New.
2540 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
2541 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
2543 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2545 * cfgexpand.c (discover_nonconstant_array_refs_r,
2546 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
2547 (tree_expand_cfg): Call discover_nonconstant_array_refs.
2548 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2549 discover_nonconstant_array_refs.
2551 2005-10-19 Steven Bosscher <stevenb@suse.de>
2554 * c-decl.c (pop_scope): Don't warn about an unused variable
2555 if it is marked with TREE_NO_WARNING.
2556 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
2557 somenow mismatch and olddecl is to be replaced.
2559 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2562 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
2563 whether registers live on the edge can be saved/restored.
2565 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
2567 * config/sh/sh.c (fixup_mova): Skip notes.
2569 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2571 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
2572 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
2573 (s390_can_eliminate): Handle BASE_REGNUM elimination.
2574 (s390_initial_elimination_offset): Likewise.
2575 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
2576 register on TARGET_ZARCH targets.
2577 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
2578 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2579 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
2580 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
2582 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2584 * config/s390/s390.md: Comment describing output modifiers updated.
2585 * config/s390/s390.c (print_operand): Likewise.
2587 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2589 * config/s390/s390.c (override_options): Added check for -mstack-size
2591 * doc/invoke.texi: Mention that limit in the documenation.
2593 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
2596 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
2598 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
2600 Fix PR tree-optimization/24231
2602 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
2603 (compute_avail): Ditto.
2605 2005-10-18 Richard Henderson <rth@redhat.com>
2608 * config/i386/i386.c (legitimate_constant_p): Check
2609 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
2611 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
2612 (legitimate_pic_address_disp_p): Reorg CONST checking to make
2613 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
2615 (print_operand_address): Likewise.
2616 * config/i386/predicates.md (x86_64_immediate_operand): Test
2617 SYMBOL_REF_TLS_MODEL properly inside CONST.
2618 (x86_64_zext_immediate_operand): Likewise.
2619 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
2620 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
2621 * config/i386/i386-protos.h: Remove predicates.md entries.
2623 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
2625 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2626 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
2628 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
2629 Ian Lance Taylor <ian@airs.com>
2632 * fold-const.c (fold_widened_comparison): Do not allow range based
2633 constant folding when right operand cannot be unwidened.
2635 2005-10-17 Richard Henderson <rth@redhat.com>
2637 * builtins.c (expand_builtin_synchronize): Build a new-style asm
2638 with a memory clobber.
2640 2005-10-17 James E Wilson <wilson@specifix.com>
2642 PR rtl-optimization/17356
2643 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
2644 checking for EDGE_EH.
2646 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2648 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2649 the slot on an even boundary for any type with 16-byte alignment.
2651 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2654 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2655 after register allocation.
2657 2005-10-17 DJ Delorie <dj@redhat.com>
2659 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2662 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2665 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2668 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
2670 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
2671 to 2 if it's already non-zero.
2672 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
2673 is set and warn about it if flag_schedule_insns is 1.
2675 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
2677 * config/crx/crx.md: Compare-and-branch instructions need to
2680 2005-10-17 Uros Bizjak <uros@kss-loka.si>
2683 * config/i386/i386.md (*pushdi2_rex64 splitter)
2684 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
2685 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
2686 flow2 pass only when (optimize > 0 && flag_peephole2).
2688 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
2691 * gcc.c (have_c): New static variable.
2693 (process_command): Remove declation of have_c.
2694 Set have_o to 1 when handling -o.
2695 (main): Add a fatel error if there are multiple
2696 files specified and -o and -c/-S is passed witout
2697 -combine or multiple languages.
2699 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2701 Fix PR tree-optimization/22444
2702 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2703 Assert that we don't hit something with subvars.
2704 (setup_pointers_and_addressables): Don't add things with subvars,
2705 because we'll already process the subvars for aliasing purposes.
2707 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2710 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2711 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2712 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2713 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2714 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2715 swapped, alternatives for the R constraint.
2718 * builtins.c (get_builtin_sync_mode): Make unlimited
2719 mode_for_size request.
2721 2005-10-15 Richard Henderson <rth@redhat.com>
2723 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
2724 (gimplify_expr): ... here.
2725 (gimplify_compound_lval): Use it in initial scan loop. Allow
2726 fb_lvalue in base expression.
2728 2005-10-15 Richard Henderson <rth@redhat.com>
2731 * builtins.c (expand_builtin_trap): Export.
2732 * expr.h (expand_builtin_trap): Declare.
2733 * expr.c (expand_assignment): Emit a trap for integral offsets
2734 from registers that weren't reduced to bitpos.
2736 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
2737 (mark_array_ref_addressable): Remove.
2738 * tree-flow.h (mark_array_ref_addressable): Remove.
2739 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2741 2005-10-15 James E Wilson <wilson@specifix.com>
2744 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
2745 (add_dependence_list_and_free): Likewise.
2746 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
2749 2005-10-15 Diego Novillo <dnovillo@redhat.com>
2753 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
2754 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
2756 (vrp_visit_phi_node): Only prevent infinite iterations when
2757 the previous result and the new result are both VR_RANGEs.
2759 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
2761 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
2764 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2767 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
2770 2005-10-14 Per Bothner <per@bothner.com>
2772 PR preprocessor/21250
2773 * c-ppoutput.c (print_line): Print internal line 0 as 1.
2775 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
2778 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
2779 overflow flags. Refactor some conditionals.
2781 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2784 * tree-dfa.c (add_referenced_var): Only look at decls which
2785 have TREE_CONSTANT or TREE_READONLY set instead of if
2786 !TREE_PUBLIC or !TREE_CONSTANT.
2788 2005-10-13 James E Wilson <wilson@specifix.com>
2790 * doc/invoke.texi: For -x, add f95-cpp-input.
2791 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2793 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2795 PR tree-optimization/24262
2796 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2797 in loop all the time.
2799 2005-10-12 Richard Henderson <rth@redhat.com>
2802 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2803 * function.c (assign_parm_find_data_types): Don't support it.
2804 * print-tree.c (print_node): Likewise.
2805 * c-common.c (handle_transparent_union_attribute): Likewise.
2806 Use build_duplicate_type.
2807 * tree-inline.c (remap_type_1): Split out of remap_type;
2808 properly remap aggregate fields.
2809 (build_duplicate_type): New.
2810 * doc/extend.texi (Variable Attributes): Remove documentation
2811 for transparent_union.
2813 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2816 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2817 (gen_stack_pointer_dec): Likewise.
2819 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2823 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2825 (struct cxx): Add adjust_class_at_definition target hook.
2826 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2827 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2828 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2829 hook_void_tree. Add to TARGET_CXX.
2830 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2832 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2833 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2834 instead of attribute. Check for dllexport override. Warn if
2835 inconsistent dll linkage. Don't lose old dllimport if decl has
2836 had address referenced. Tweak lookup of dllimport atribute.
2837 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2838 for target specific rules. Don't add dllimport attribute if
2839 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2840 dllimport attribute.
2841 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2842 * varasm.c (initializer_constant_valid_p): Replace
2843 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2847 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2848 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2849 (i[34567]86-*-mingw32*): Likewise.
2851 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2852 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2854 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2855 C++-specific code. Change return value to bool.
2856 (i386_pe_dllimport_p): Likewise.
2857 (associated_type): Simplify and make language-independent
2858 (i386_pe_encode_section_info): Replace override of ambiguous
2859 dllimport symbol refs with a gcc_assert.
2860 (i386_pe_valid_dllimport_attribute_p): Define.
2861 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2862 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2863 i386_pe_adjust_class_at_definition.
2864 * config/i386/winnt-stubs.c: New file. Define stub versions of
2865 lang-specific functions.
2866 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2867 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2868 i386_pe_adjust_class_at_definition.
2869 (i386_pe_valid_dllimport_attribute_p): Declare.
2870 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2871 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2872 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2875 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2876 dllimport attribute with test of DECL_DLLIMPORT_P.
2878 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2880 * combine.c (make_extraction): Correct offset computation.
2882 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2884 * config/cris/t-linux (LIMITS_H_TEST): Define.
2886 2005-10-12 Richard Henderson <rth@redhat.com>
2889 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2891 2005-10-12 Richard Guenther <rguenther@suse.de>
2893 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2895 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2898 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2899 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2902 2005-10-12 Richard Guenther <rguenther@suse.de>
2905 * varasm.c (output_constant): Correct typo from previous
2908 2005-10-11 Ian Lance Taylor <ian@airs.com>
2910 PR rtl-optimization/13931
2911 * combine.c: Revert patch of 2003-05-14, and:
2912 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2913 completely killed in the appropriate insn.
2914 (distribute_notes): Don't skip multiple hard register test for
2915 elim_i1 and elim_i2.
2917 2005-10-11 Richard Henderson <rth@redhat.com>
2920 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2921 to initialize a transparent union instead of a nop_expr.
2923 2005-10-11 Richard Henderson <rth@redhat.com>
2925 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2926 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2927 (tree_ssa_dce_loop): Call scev_reset.
2930 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2931 * tree-ssa-dce.c: Include cfgloop.h.
2932 (tree_ssa_dce_loop, pass_dce_loop): New.
2933 * tree-pass.h (pass_dce_loop): Declare it.
2934 * passes.c (init_optimization_passes): Use it.
2936 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2939 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2940 Only apply the optimization for rounding builtins if the inner
2941 cast is also an extension.
2943 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2946 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2947 mark_new_vars_to_rename instead of update_stmt.
2949 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2951 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2953 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2955 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2956 for setting MMX register to 0 rather than mmx.
2958 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2961 * configure.ac: Move gas check from mips specific case to common case.
2962 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2963 * configure: Regenerate
2964 * doc/install.texi: Update.
2966 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2969 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2971 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2973 * gcc.c (do_spec_1): Accept numeric characters in file name
2976 2005-10-10 Nick Clifton <nickc@redhat.com>
2978 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2979 describing the deleted arm_gen_rotated_half_load function.
2981 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2983 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2986 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2988 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2990 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2991 (EXTRA_MULTILIB_PARTS): Define.
2992 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2993 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2994 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2995 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2996 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2997 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2999 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
3001 PR tree-optimization/24226
3002 * tree-cfg.c (remove_bb): Clean up unreachable loops.
3003 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
3004 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
3007 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3009 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
3011 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
3014 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
3015 Rewrite for no need for the early clobber.
3017 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3019 Merge from csl-arm-branch:
3020 2005-09-07 Paul Brook <paul@codesourcery.com>
3021 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
3024 2005-04-30 Paul Brook <paul@codesourcery.com>
3025 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
3026 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
3028 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
3029 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
3030 (arm_override_options): Use TARGET_AAPCS_BASED.
3031 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
3032 (PTRDIFF_TYPE): Use int for AAPCS.
3033 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
3034 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
3035 (DEFAULT_SHORT_ENUMS): Delete.
3036 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
3038 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
3039 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
3040 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
3041 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
3043 2004-12-03 Mark Mitchell <mark@codesourcery.com>
3044 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
3046 2004-11-22 Mark Mitchell <mark@codesourcery.com>
3047 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
3049 2004-11-19 Mark Mitchell <mark@codesourcery.com>
3050 * config.gcc (arm*-*-linux-gnueabi): Add it.
3051 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
3053 (TARGET_OS_CPP_BUILTINS): Likeiwse.
3054 * config/arm/linux-eabi.h: New file.
3055 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
3056 (LINUX_TARET_LINK_SPEC): Likewise.
3057 (LINK_SPEC): Use it.
3058 * config/arm/t-linux-eabi: New file.
3060 2005-10-08 Steven Bosscher <stevenb@suse.de>
3063 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
3065 (PARAM_SMS_DFA_HISTORY): Likewise.
3067 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3070 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
3071 (load_register_parameters): Call it.
3072 (check_sibcall_argument_overlap_1): Likewise.
3073 (store_one_arg): Likewise.
3075 2005-10-07 James E. Wilson <wilson@specifix.com>
3077 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
3078 DImode not VECINT24 for operand 2.
3081 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
3085 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
3086 fr_spill): Use destination_operand for operand 0.
3088 2005-10-07 DJ Delorie <dj@redhat.com>
3090 * varasm.c (output_constant): Limit error to expanding
3093 2005-10-07 Richard Guenther <rguenther@suse.de>
3096 * fold-const.c (fold_binary): Fix operand types during folding
3097 of X op (A, Y). Evaluation order of the side-effects of
3098 X and A are frontend-defined, so ensure we honour that even for
3099 tcc_comparison class operands; eased by removing duplicate code.
3101 2005-10-07 Steve Ellcey <sje@cup.hp.com>
3103 * stor-layout.c (layout_type): Do not allow alignment of array
3104 elements to be greater than their size.
3106 2005-10-07 Steve Ellcey <sje@cup.hp.com>
3108 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
3110 (hppa*-*-linux*): Ditto.
3111 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
3112 * config/host-hpux.c: New.
3113 * config/x-hpux: New.
3114 * config/pa/x-hpux: Remove.
3115 * config/pa/x-linux: Remove.
3116 * config/pa/pa-host.c: Remove.
3118 2005-10-07 Jeff Law <law@redhat.com>
3120 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
3121 determine whether or not to try and thread outgoing edges.
3123 2005-10-07 David Edelsohn <edelsohn@gnu.org>
3125 * config/rs6000/rs6000.md (eqsi_power): New.
3126 (neg_eq0si): Add TARGET_POWER to final condition.
3129 2005-10-06 Richard Henderson <rth@redhat.com>
3131 * config/rs6000/rs6000.c: Revert last change.
3133 2005-10-06 Richard Henderson <rth@redhat.com>
3135 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
3136 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
3138 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
3142 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
3143 out return_label and naked_return_label.
3145 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3147 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
3150 2005-10-06 Richard Henderson <rth@redhat.com>
3153 * tree-inline.c (declare_return_variable): Handle modify_dest not
3156 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3158 Fix PR tree-optimization/22488
3159 * tree-ssa-structalias.c (check_for_overlaps): New function.
3160 (create_variable_info_for): Use it.
3162 2005-10-06 Richard Henderson <rth@redhat.com>
3165 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
3166 (dwarf2out_start_source_file): Print it.
3168 2005-10-06 Geoffrey Keating <geoffk@apple.com>
3170 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
3172 2005-10-06 Richard Henderson <rth@redhat.com>
3175 * mode-switching.c (optimize_mode_switching): Clear transp bit
3176 for block with incomming abnormal edges.
3178 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
3179 (fpscr_set_from_mem): Use them.
3180 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
3181 (fpscr postinc splitters): Rewrite as peephole2+split.
3183 2005-10-06 David Edelsohn <edelsohn@gnu.org>
3185 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
3186 (eq<mode>_compare): Same.
3188 2005-10-06 Richard Guenther <rguenther@suse.de>
3190 PR tree-optimization/24238
3191 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
3193 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
3195 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
3196 here. Use AC_PATH_PROG for environment variables instead of
3198 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
3200 * configure: Regenerated.
3202 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
3205 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
3206 then force it into a register.
3207 (call_value): Likewise.
3209 2005-10-06 Richard Henderson <rth@redhat.com>
3212 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
3213 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
3214 under pass_vectorize.
3216 2005-10-05 Devang Patel <dpatel@apple.com>
3219 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
3220 handling constants. Check NAMESPACE_DECL context for constants.
3222 2005-10-05 Eric Christopher <echristo@apple.com>
3224 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
3226 2005-10-05 Richard Henderson <rth@redhat.com>
3229 * tree-cfg.c (mark_array_ref_addressable_1): New.
3230 (mark_array_ref_addressable): New.
3231 * tree-flow.h (mark_array_ref_addressable): Declare.
3232 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
3234 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
3238 * reload.c (subst_reloads): When adding a REG_LABEL to a
3239 jump instruction, also update JUMP_LABEL.
3241 2005-10-05 David Edelsohn <edelsohn@gnu.org>
3243 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
3244 * bb-reorder.c (copy_bb_p): Use it.
3245 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
3247 2005-10-05 Richard Henderson <rth@redhat.com>
3250 * toplev.c (process_options): Warn about unsupported combinations
3251 of unwind tables and omit-frame-pointer.
3252 * config/i386/i386.c (override_options): Similarly. Enable
3253 accumulate-outgoing-args if not explicitly disabled.
3255 2005-10-05 Steve Ellcey <sje@cup.hp.com>
3257 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
3258 Handle big endian vs. small endian.
3259 (vec_initv2sf): Handle big endian vs. small endian.
3260 (*vec_extractv2sf_1): Ditto.
3262 2005-10-05 Dale Johannesen <dalej@apple.com>
3264 * convert.c (convert_to_real): Don't convert
3265 (float)floor(double d) to floorf((float)d).
3267 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
3269 * config/arm/arm.md (insv): Use gen_int_mode in more places.
3271 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
3273 PR tree-optimization/18587
3274 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
3275 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
3276 build_vuses): Change to VEC type.
3277 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
3278 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
3279 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
3280 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
3281 (get_name_decl): New. Return DECL_UID of base variable.
3282 (operand_build_cmp): New. qsort comparison routine.
3283 (operand_build_sort_virtual): New. Sort virtual build vector.
3284 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
3285 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
3286 (FINALIZE_BASE): Use get_name_decl.
3287 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
3288 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
3289 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
3290 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
3291 direct VEC_* manipulations.
3292 (build_ssa_operands): Call operand_build_sort_virtual.
3293 (copy_virtual_operand, create_ssa_artficial_load_stmt,
3294 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
3295 with direct VEC_* manipulations.
3296 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
3297 with direct VEC manipulations.
3299 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
3301 PR tree-optimization/21419
3302 PR tree-optimization/24146
3303 PR tree-optimization/24151
3305 * c-typeck.c (readonly_error): Handle USE being lv_asm.
3306 (build_asm_expr): Call it if outputs are read-only.
3307 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
3309 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
3310 Paolo Bonzini <bonzini@gnu.org>
3314 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
3315 enable the instructions and not just the built-ins.
3316 * doc/invoke.texi (x86 Options): Likewise.
3318 2005-10-04 Geoffrey Keating <geoffk@apple.com>
3320 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
3322 * doc/invoke.texi (Option Summary): Correct spelling
3323 of -mmacosx-version-min.
3325 2005-10-04 Devang Patel <dpatel@apple.com>
3327 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
3330 2005-10-04 Steve Ellcey <sje@cup.hp.com>
3332 * tree-vect-transform.c (vect_create_epilog_for_reduction):
3333 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
3335 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
3337 * config/s390/s390.md ("TDSI","DP"): New mode macros.
3338 ("TE","tg"): New mode attributes.
3339 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
3340 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
3341 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
3342 dword_mode and one for GPRmode.
3344 2005-10-04 Ian Lance Taylor <ian@airs.com>
3346 PR preprocessor/13726
3347 * c-ppoutput.c (cb_include): Add comments parameter, and print out
3348 any comments passed in.
3350 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3352 * tree.c (annotate_with_file_line): Fix typo.
3354 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3357 * builtins.c (fold_builtin_memcmp): When constructing the pointer
3358 type used to access data in the inlined length == 1 case, use
3359 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
3360 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
3362 2005-10-04 Uros Bizjak <uros@kss-loka.si>
3364 * config/i386/i386.h (TARGET_FISTTP): Enable also for
3365 TARGET_SSE3 and only for TARGET_80387.
3366 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
3367 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
3368 Do not depend on TARGET_80387.
3370 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3372 * tree.c (last_annotated_node): Change type to location_t*.
3373 (annotate_with_file_line): Reflect the change of
3374 last_annotated_node type.
3376 2005-10-04 Richard Guenther <rguenther@suse.de>
3379 * c-decl.c (grokdeclarator): Don't write to fields
3382 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3385 * c-decl.c (finish_decl): Use set_user_assembler_name even for
3387 * varasm.c (make_decl_rtl): If a register variable does not
3388 have a set user assmbler name, error out.
3389 Decode the asmspec is now name+1 bypassing '*'.
3391 2005-10-04 Steven Bosscher <stevenb@suse.de>
3393 PR tree-optimization/23049
3394 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
3395 of a COND_EXPR is folded before calling fold on the whole rhs of a
3396 conditional assignment.
3397 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
3398 document that a COND_EXPR may appear there.
3400 2005-10-03 Diego Novillo <dnovillo@redhat.com>
3403 * tree-vrp.c (extract_range_from_assert): If the new numeric
3404 range created out of the assertion contradicts the existing
3405 numeric range of the ASSERT_EXPR variable, make the new range
3408 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
3410 * config/sh/sh.c (sh_register_move_cost): Add case for moving
3411 from T_REGS to FP register class.
3413 2005-10-03 Richard Henderson <rth@redhat.com>
3416 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
3417 before creating a new one.
3419 2005-10-03 David Edelsohn <edelsohn@gnu.org>
3421 * config/rs6000/t-aix43 (LDFLAGS): New.
3422 * config/rs6000/t-aix52 (LDFLAGS): New.
3424 2005-10-03 Ian Lance Taylor <ian@airs.com>
3426 * gimplify.c (find_single_pointer_decl_1): New static function.
3427 (find_single_pointer_decl): New static function.
3428 (internal_get_tmp_var): For a formal variable, set restrict base
3429 information if appropriate.
3430 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
3432 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
3433 (DECL_GET_RESTRICT_BASE): Define.
3434 (SET_DECL_RESTRICT_BASE): Define.
3435 (decl_restrict_base_lookup): Declare.
3436 (decl_restrict_base_insert): Declare.
3437 (struct tree_decl_with_vis): Add based_on_restrict_p field.
3438 * tree.c (restrict_base_for_decl): New static variable.
3439 (init_ttree): Initialize restrict_base_for_decl.
3440 (copy_node_stat): Copy restrict base information.
3441 (decl_restrict_base_lookup): New function.
3442 (decl_restrict_base_insert): New function.
3443 (print_restrict_base_statistics): New static function.
3444 (dump_tree_statistics): Call print_restrict_base_statistics.
3446 2005-10-02 Diego Novillo <dnovillo@redhat.com>
3449 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
3450 case of anti-ranges.
3452 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
3455 * c-typeck.c (tagged_tu_seen): Rename to ...
3456 (tagged_tu_seen_cache): this and add val field.
3457 (comptypes): Move functional to comptypes_internal
3458 and free tagged_tu_seen.
3459 (comptypes_internal): New function and call comptypes_internal
3460 instead of comptypes. Speed up by sibcalling
3461 tagged_types_tu_compatible_p.
3462 (alloc_tagged_tu_seen): New function
3463 (free_all_tagged_tu_seen_up_to): New function.
3464 (tagged_types_tu_compatible_p): Return the val of the seen two
3466 Add that the two types are the same to tagged_tu_seen_base
3467 if they are and call comptypes_internal instead of comptypes.
3468 <case UNION_TYPE>: Speed up common type where the fields are
3470 (function_types_compatible_p): Call comptypes_internal instead of
3472 (type_lists_compatible_p): Likewise.
3473 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
3475 2005-10-02 Matthias Klose <doko@debian.org>
3477 * doc/invoke.texi: Fix typo and speling error.
3479 2005-10-01 Richard Henderson <rth@redhat.com>
3481 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
3483 2005-10-01 Mark Mitchell <mark@codesourcery.com>
3485 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
3486 using --start-group and --end-group.
3488 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3490 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
3491 FIXME note regarding quirky semantics.
3493 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3496 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
3497 non-null range as a last resort.
3499 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
3500 Diego Novillo <dnovillo@redhat.com>
3503 * tree-vrp.c (extract_range_from_assert): For !=
3504 assertions, only build an anti-range if LIMIT is a
3505 single-valued range.
3507 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
3509 * arm.md (movqi): On thumb when optimizing, handle loading from
3510 memory by describing this as taking a subreg of a zero-extended load
3511 into an SImode register.
3514 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
3516 * reload1.c (merge_assigned_reloads): Do not change any
3517 RELOAD_FOR_OUTPUT_ADDRESS reloads.
3519 2005-09-30 Geoffrey Keating <geoffk@apple.com>
3521 * Makefile.in (LIPO_FOR_TARGET): Define.
3522 (STRIP_FOR_TARGET): Define.
3524 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
3525 before creating new ones. Do symlinks before creating the actual
3528 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
3529 to work out which multilibs are actually being built.
3531 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
3533 * tree-vect-transform.c, config/ms1/ms1.md,
3534 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
3535 Follow spelling conventions.
3536 * doc/invoke.texi, doc/md.texi: Fix typos.
3538 2005-09-30 Andrew Macleod <amacleod@redat.com>
3540 PR tree-optimization/21430
3541 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
3542 use operands, and set stmt pointer if need be.
3543 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
3544 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
3547 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3550 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
3552 2005-09-29 Mark Mitchell <mark@codesourcery.com>
3554 * optabs.c (expand_binop): Initialize first_pass_p.
3556 2005-09-29 Jakub Jelinek <jakub@redhat.com>
3559 * c-decl.c (c_write_global_declarations_1): If any
3560 wrapup_global_declaration_2 call returned true, restart the loop.
3562 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
3564 Fix PR tree-optimization/24117
3565 * tree-ssa-structalias.c (find_func_aliases): Strip nops
3566 before considering whether to use anyoffset.
3568 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3572 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3574 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3576 (swap_commutative_operands_with_target): New.
3578 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3581 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
3584 2005-09-29 Steven Bosscher <stevenb@suse.de>
3586 PR tree-optimization/23911
3587 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
3588 and IMAGPART_EXPR too.
3590 2005-09-28 Mark Mitchell <mark@codesourcery.com>
3593 * expmed.c (expand_shift): Move logic to reverse rotation
3594 direction when rotating by constants ...
3595 * optabs.c (expand_binop): ... here.
3596 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
3597 (ix86_rotrdi3): New pattern.
3598 (rotldi3): Handle 32-bit mode.
3599 (ix86_rotldi3): New pattern.
3601 2005-09-29 Alan Modra <amodra@bigpond.net.au>
3604 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
3605 check for numbers that need no bit twiddle.
3607 2005-09-28 Geoffrey Keating <geoffk@apple.com>
3609 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
3610 multilib to be built.
3612 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
3613 (stage1-start): Delete old libgcc and libunwind before moving
3614 anything into the stage directory.
3615 (stage2-start): Likewise.
3616 (stage3-start): Likewise.
3617 (stage4-start): Likewise.
3618 (stageprofile-start): Likewise.
3619 (stagefeedback-start): Likewise.
3620 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
3621 header in tm_file and CPU-specific t-darwin in tmake_file.
3622 (i[34567]86-*-darwin*): Don't change tm_file.
3623 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
3624 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
3625 shared library stub for target OS version.
3626 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
3627 (SHLIB_LINK): Don't make SHLIB_SOLINK.
3628 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
3629 (libgcc_s.%.dylib): New.
3631 (install-darwin-libgcc-stubs): New.
3632 (INSTALL_LIBGCC): New append.
3633 * config/i386/darwin-libgcc.10.4.ver: New.
3634 * config/i386/darwin-libgcc.10.5.ver: New.
3635 * config/i386/t-darwin: New.
3636 * config/rs6000/darwin-libgcc.10.4.ver: New.
3637 * config/rs6000/darwin-libgcc.10.5.ver: New.
3638 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
3639 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
3641 2005-09-28 Paul Brook <paul@codesourcery.com>
3643 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
3646 2005-09-28 Richard Guenther <rguenther@suse.de>
3648 PR tree-optimization/23853
3649 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3650 host_integerp to verify misalignment value.
3652 2005-09-28 Richard Henderson <rth@redhat.com>
3654 * builtins.c (get_builtin_sync_mode): New.
3655 (expand_builtin_sync_operation): Pass in mode argument.
3656 (expand_builtin_compare_and_swap): Likewise.
3657 (expand_builtin_lock_test_and_set): Likewise.
3658 (expand_builtin_lock_release): Likewise.
3659 (expand_builtin): Update to match.
3661 2005-09-28 Nick Clifton <nickc@redhat.com>
3663 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3664 formatting. Add check to PLUS case to ensure that the offset is
3665 within an acceptable range.
3667 * config/v850/v850.md (casesi): Disable the generation of the
3668 switch pattern as it is not being handled properly at the moment.
3670 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
3671 for when the high words are identical.
3673 2005-09-27 Richard Henderson <rth@redhat.com>
3675 * pretty-print.c (pp_base_format): Fix typo for %>.
3677 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
3678 Devang Patel <dpatel@apple.com>
3680 PR tree-optimization/23625
3681 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
3682 LABEL_EXPR, assertion check.
3684 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
3686 * optabs.c (no_conflict_move_test): Check if a result of a
3687 to-be-moved insn would be clobbered by an originally
3690 2005-09-27 Jeff Law <law@redhat.com>
3692 * passes.c (init_optimization_passes): Replace copy propagation
3693 passes immediately after DOM with phi-only copy propagation
3694 pases. Add phi-only copy propagation pass after first DOM pass.
3695 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3696 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3697 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3698 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3699 to init_copy_prop. Callers updated.
3700 (do_phi_only_copy_prop): New function.
3701 (pass_phi_only_copy_prop): New pass descriptor.
3703 2005-09-27 Nick Clifton <nickc@redhat.com>
3705 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3707 2005-09-26 Jason Merrill <jason@redhat.com>
3710 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3712 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3714 2005-09-26 James E Wilson <wilson@specifix.com>
3716 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3717 copyright. Add gcc copyright plus libgcc exception.
3718 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
3720 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
3722 2005-09-26 Jeff Law <law@redhat.com>
3724 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
3725 about when to iterate.
3727 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
3730 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
3731 for __complex__ double in -mcpu=G5 mode.
3733 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
3735 PR tree-optimization/23942
3736 * Makefile.in (SCEV_H): Depends on PARAMS_H.
3737 * tree-scalar-evolution.c: Include params.h.
3739 (follow_ssa_edge, follow_ssa_edge_in_rhs,
3740 follow_ssa_edge_in_condition_phi_branch,
3741 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
3742 Change return type to t_bool. Use a parameter to limit the size of
3743 trees that are walked before stopping
3744 (analyze_evolution_in_loop): Initialize the limit to 0.
3745 (follow_ssa_edge): Give up by returning t_dont_know if the limit
3746 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3748 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3751 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
3752 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
3754 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
3756 * combine.c (make_extraction): Check for valid use of subreg.
3758 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3761 * config/i386/i386.md ("*fistdi2_1"): New pattern.
3762 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
3763 ("fist<mode>2_with_temp"): Use only register operands.
3765 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
3767 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
3768 CALL_INSN_FUNCTION_USAGE.
3770 2005-09-26 Richard Guenther <rguenther@suse.de>
3773 * gcse.c: Include hashtab.h, define ldst entry hashtable.
3774 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
3775 (ldst_entry): Use the hashtable instead of list-walking.
3776 (find_rtx_in_ldst): Likewise.
3777 (free_ldst_entry): Free the hashtable.
3778 (compute_ld_motion_mems): Create the hashtable.
3779 (trim_ld_motion_mems): Remove entry from hashtable if
3780 removing it from list.
3781 (compute_store_table): Likewise^2.
3782 (store_motion): Free hashtable in case we did not see
3785 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3787 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3788 and arg1 if we are passing them to fold_build2.
3790 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3793 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3796 2005-09-25 Richard Henderson <rth@redhat.com>
3798 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3799 SYMBOL_REF_TLS_MODEL to be correct.
3801 2005-09-24 Richard Henderson <rth@redhat.com>
3803 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3804 end of function. Reindent.
3806 2005-09-24 Ian Lance Taylor <ian@airs.com>
3808 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3809 NEGATE_EXPR/BIT_NOT_EXPR case.
3811 2005-09-24 Richard Henderson <rth@redhat.com>
3813 * c-common.c (handle_mode_attribute): When not modifying in place,
3814 create subtypes for enumerations.
3815 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3816 * gimplify.c (create_tmp_from_val): Likewise.
3818 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3820 * config/i386/i386.md (*tls_global_dynamic_64,
3821 *tls_local_dynamic_base_64): Add missing mode to call.
3822 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3824 2005-09-24 Jan Hubicka <jh@suse.cz>
3826 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3827 (cgraph_clone_node): Likewise.
3828 * cgraph.h (cgraph_clone_edge): Update prototype.
3829 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3830 duplicated prototypes; add updating argument.
3831 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3832 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3834 (cgraph_mark_inline_edge): Likewise.
3835 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3836 (cgraph_flatten_node): Likewise.
3837 (cgraph_decide_recursive_inlining): Likewise.
3838 (cgraph_decide_inlining_of_small_function): Likewise.
3839 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3841 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3842 Pete Steinmetz <steinmtz@us.ibm.com>
3844 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3845 (rldic.): Set type to "compare".
3847 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3848 mfjmpr for MFCTR/MFLR.
3849 (movdf_hardfloat64): Same.
3850 (movdf_softfloat64): Same. Correct order of store and move types.
3851 (movti_string): Set type to store_ux/load_ux.
3852 (load_multiple): Set type to load_ux.
3853 (store_multiple): Set type to store_ux.
3854 (movmemsi): Set type to store_ux.
3855 (output_cbranch direct_return): Set type to jmpreg.
3856 (stmw): Set type to store_ux.
3857 (lmw): Set type to load_ux.
3858 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3859 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3860 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3861 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3862 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3863 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3864 (rios1-fpstore): Increase latency to 3.
3865 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3866 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3868 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3869 Andrew Pinski <pinskia@physics.uc.edu>
3871 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3872 operand2 constraint to "b".
3873 (sync_<fetchop_name>di_internal): Same.
3874 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3876 (sync_old_<fetchop_name>di_internal): Same.
3877 (sync_new_<fetchop_name>si_internal): Same.
3878 (sync_new_<fetchop_name>di_internal): Same.
3880 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3883 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3884 case, define as macros.
3886 PR rtl-optimization/23837
3887 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3888 clobber / clobber match between dest and p->first.
3890 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3891 (no_conflict_move_test): Update comments.
3893 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3895 * doc/install.texi: Update URL for Jacks.
3896 * doc/sourcebuild.texi: Likewise.
3898 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3901 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3902 registers when choosing register preferences.
3903 (movdf_hardfloat64): Same.
3905 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3907 * expmed.c (expand_shift): Don't use the target of the rotate as
3908 target for the first expanded shift insn.
3909 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3911 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3913 PR tree-optimization/22438
3914 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3915 preserved iv rhs rewriting specially.
3917 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3919 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3920 estimate_only is true.
3921 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3922 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3923 tree-ssa-structalias.c
3924 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3925 ref_contains_indirect_ref.
3926 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3928 2005-09-21 DJ Delorie <dj@redhat.com>
3930 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3932 (mn10300_return_in_memory): Support variable size types also.
3933 (mn10300_pass_by_reference): Likewise.
3934 (mn10300_function_value): New.
3935 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3936 (FUNCTION_OUTGOING_VALUE): Likewise.
3937 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3938 * doc/invoke.texi: Document it.
3940 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3943 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3944 force integer op1 into register for XFmode compares.
3946 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3949 * expmed.c (alg_code): Add alg_impossible.
3950 (alg_hash_entry): Add cost.
3951 (synth_mult): Record alg_impossible in the hash table if
3952 multiplication by a given integer is impossble within the
3953 limit. Speed up using alg_impossible.
3955 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3957 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3958 argument. Allow and set any offset if needs_anyoffset is passed
3960 (get_constraint_for): Add argument here too.
3962 (do_structure_copy): Pass NULL to get_constraint_for.
3963 (handle_ptr_arith): Ditto.
3964 (find_func_aliases): Ditto.
3966 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3968 PR rtl-optimization/23898
3969 * output.h (get_attr_min_length): Declare.
3970 * final.c (get_attr_length_1): New function, broken out of:
3972 (get_attr_min_length): New function.
3973 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3974 (duplicate_computed_gotos): Likewise.
3975 * genattr.c (insn_min_length): Generate declaration.
3976 * genattrtab.c (min_fn, min_attr_value): New functions.
3977 (make_length_attrs): Generate insn_min_length.
3979 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3981 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3983 2005-09-20 Richard Henderson <rth@redhat.com>
3985 PR tree-optimization/24059
3986 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3989 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3991 * c.opt (fextended-identifiers): New.
3992 * c-opts.c (c_common_handle_option): Handle
3993 -fextended-identifiers.
3994 * doc/cpp.texi: Update documentation of extended identifiers.
3995 * doc/cppopts.texi (-fextended-identifiers): Document.
3997 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3999 PR tree-optimization/23929
4000 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
4003 PR tree-optimization/23818
4004 * tree-stdarg.c (execute_optimize_stdarg): Call
4005 calculate_dominance_info.
4007 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4009 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
4010 (analyze_siv_subscript_cst_affine): Add weak SIV test.
4011 (compute_overlap_steps_for_affine_1_2): Use
4012 get_number_of_iters_for_loop.
4013 (analyze_subscript_affine_affine): Check whether difference is
4015 Use get_number_of_iters_for_loop.
4016 Check whether overlap occurs outside of bounds.
4017 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
4019 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
4021 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
4022 base register if possible.
4024 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
4026 PR tree-optimization/18463
4027 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
4028 converting it directly is not possible.
4029 (chrec_convert_aggressive): New function.
4030 * tree-chrec.h (chrec_convert_aggressive): Declare.
4031 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
4032 Fold chrec conversions aggressively if asked to.
4033 (instantiate_parameters): Modified because of changes in
4034 instantiate_parameters_1.
4036 2005-09-19 Richard Henderson <rth@redhat.com>
4038 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
4039 (reduc_splus_v2df): New.
4041 2005-09-19 Richard Sandiford <richard@codesourcery.com>
4043 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
4044 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
4046 2005-09-19 Richard Henderson <rth@redhat.com>
4048 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
4051 2005-09-19 Richard Henderson <rth@redhat.com>
4053 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
4054 (ia64_expand_dot_prod_v8qi): New.
4055 * config/ia64/ia64-protos.h: Update.
4056 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
4057 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
4058 sdot_prodv8qi, sdot_prodv4hi): New.
4059 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
4061 2005-09-19 Richard Henderson <rth@redhat.com>
4064 * real.c (exact_real_truncate): Return false if the format cannot
4065 represent the number as a normal.
4067 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
4068 for a memory source.
4070 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
4072 * tree-ssa-operands.c (swap_tree_operands): Export.
4073 * tree.h (swap_tree_operands): Declare.
4074 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
4075 Call swap_tree_operands.
4077 2005-09-19 Richard Henderson <rth@redhat.com>
4079 * tree-flow.h (merge_alias_info): Declare.
4080 * tree-ssa-copy.c (merge_alias_info): Export.
4081 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
4082 (vect_create_data_ref_ptr): Use create_iv directly.
4083 (vectorizable_load): Use correct types for integer constants.
4084 (vect_generate_tmps_on_preheader): Likewise.
4085 (vect_gen_niters_for_prolog_loop): Likewise.
4087 2005-09-19 Steven Bosscher <stevenb@suse.de>
4089 PR rtl-optimization/23943
4090 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
4092 2005-09-18 Jan Hubicka <jh@suse.cz>
4094 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
4096 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
4098 * varasm.c (output_constant): Do not abort on conversions to union
4099 types between different sizes.
4101 2005-09-18 Richard Guenther <rguenther@suse.de>
4104 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
4107 2005-09-18 Paul Brook <paul@codesourcery.com>
4109 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
4111 2005-09-17 Richard Henderson <rth@redhat.com>
4113 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
4114 * tree-ssa-loop.c (pass_vect_dce): Remove.
4115 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
4118 2005-09-17 Richard Henderson <rth@redhat.com>
4120 * tree-pass.h (pass_vect_dce): Declare.
4121 * passes.c (init_optimization_passes): Add it.
4122 * tree-flow.h (tree_ssa_dce): Declare.
4123 * tree-ssa-dce.c (tree_ssa_dce): Export.
4124 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
4125 (gate_tree_vectorize): ... here.
4126 (pass_vect_dce): New.
4128 2005-09-17 Jan Hubicka <jh@suse.cz>
4130 * except.c (struct eh_status): Turn region_array into vec.
4131 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
4132 convert_from_eh_region_ranges, find_exception_handler_labels,
4133 current_function_has_exception_handlers, assign_filter_values,
4134 build_post_landing_pads, dw2_build_landing_pads,
4135 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
4136 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
4137 foreach_reachable_handler, can_throw_internal_1,
4138 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
4140 (duplicate_eh_region_1): Update region_array.
4141 (duplicate_eh_regions): Resize region_array and avoid recomputing.
4143 2005-09-17 David Edelsohn <edelsohn@gnu.org>
4146 * expmed.c (expand_mult): Substitute simple register for op0 when
4149 2005-09-17 Richard Henderson <rth@redhat.com>
4151 * expr.c (emit_move_via_integer): Add force argument, pass it on
4152 to emit_move_change_mode. Update callers.
4153 (emit_move_complex): Pass true to new force argument.
4154 * function.c (expand_function_end): Move expand_eh_return call
4155 earlier. Merge sub-word complex values into a pseudo before
4156 copying to the return hard register.
4158 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
4160 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
4161 between different sizes.
4163 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
4167 * passes.c (init_optimization_passes): Register dump files for
4170 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
4172 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
4173 * config/s390/s390.c (s390_overlap_p): New function.
4174 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
4175 peephole2, "*xc" peephole2): Added overlap check to the peephole2
4178 2005-09-16 Richard Guenther <rguenther@suse.de>
4180 * ipa-pure-const.c (static_execute): Free auxiliar information.
4181 * ipa-type-escape.c (discover_unique_type): Free temporary key.
4182 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
4184 2005-09-15 DJ Delorie <dj@redhat.com>
4186 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
4188 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4190 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4192 (swap_commutative_operands_with_target): New.
4194 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
4196 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
4199 (estimate_iters_using_array): New function.
4200 * tree-data-ref.h (estimate_iters_using_array): Prototype
4201 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4202 Use estimate_iters_using_array instead of analyze_array.
4204 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
4206 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
4209 2005-09-15 Michael Matz <matz@suse.de>
4211 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
4213 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
4215 PR tree-optimization/23835
4216 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
4217 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
4219 2005-09-14 Richard Henderson <rth@redhat.com>
4221 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
4222 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
4224 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
4226 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
4227 in the ARRAY_TYPE case.
4229 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
4231 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
4233 2005-09-14 Uros Bizjak <uros@kss-loka.si>
4236 * tree-vect-transform.c (vectorizable_operation): Return false for
4237 scalar shift operations and for vector shift operations with
4238 non-invariant shift arguments. Use scalar tree operand op1 as
4239 a shift operand when vector shift insn pattern uses scalar shift
4241 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
4243 2005-09-14 Olivier Hainque <hainque@adacore.com>
4245 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
4246 value if it has side-effects.
4248 2005-09-14 David Edelsohn <edelsohn@gnu.org>
4251 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
4253 2005-09-14 Alan Modra <amodra@bigpond.net.au>
4255 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
4256 passed as NAME as if it were label at start of function code.
4258 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
4260 * config/sh/sh.md (*movv4sf_i): Add general register cases to
4263 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
4265 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
4266 as early clobber. Rewrite so the PIC register is not implicitly used.
4268 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4270 * tree.c (annotate_with_file_line): Compare line numbers before
4273 2005-09-13 Uros Bizjak <uros@kss-loka.si>
4276 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
4277 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
4279 2005-09-13 Ian Lance Taylor <ian@airs.com>
4281 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
4282 than a HOST_WIDEST_INT to gen_doloop_begin.
4284 2005-09-13 Diego Novillo <dnovillo@redhat.com>
4286 * tree-dfa.c (dump_variable): Guard against NULL annotations.
4288 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
4290 PR tree-optimize/23817
4291 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
4293 2005-09-13 Alan Modra <amodra@bigpond.net.au>
4296 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
4297 word before changing the stack pointer. Use gen_frame_mem for MEMs.
4298 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
4299 (restore_stack_nonlocal): Likewise.
4300 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
4302 2005-09-12 Ian Lance Taylor <ian@airs.com>
4305 * c.opt (ffriend-injection): New C++ option.
4306 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
4307 (C++ Dialect Options): Document -ffriend-injection.
4309 2005-09-12 Josh Conner <jconner@apple.com>
4312 * ipa-reference.c (static_execute): Don't mark variables in
4313 named sections TREE_READONLY.
4315 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4317 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
4320 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
4322 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
4323 V_MUST_DEF instead of just the first_use_p.
4324 Don't mark the virtual variables for renaming on the statement which
4326 (pass_dse): Remove TODO_update_ssa.
4328 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
4331 * stor-layout.c (compute_record_mode): For records with a single
4332 field, actually check the field's mode size against the type size.
4334 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
4335 registers for TARGET_SHMEDIA.
4336 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
4337 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
4338 of GENERAL_REGS and FP_REGS.
4340 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4342 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
4344 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4346 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
4347 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
4348 are omitted. Exclude stack_tie insn too.
4350 2005-09-11 David Edelsohn <edelsohn@gnu.org>
4352 PR rtl-optimization/23098
4353 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
4355 * config/rs6000/rs6000.md (movdf splitter): Use
4356 const_double_operand predicate for TARGET_POWERPC64.
4357 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
4358 SYMBOL_REF method to ABI_V4.
4360 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
4361 replace_equiv_address.
4362 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
4363 rs6000_sr_alias_set and MEM_NOTRAP.
4364 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
4366 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
4368 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
4369 handle CALL_EXPR again.
4371 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
4373 * arm/predicates.md (alignable_memory_operand): Delete.
4375 2005-09-10 Richard Henderson <rth@redhat.com>
4378 * dbxout.c (dbxout_expand_expr): New.
4379 (dbxout_symbol): Use it.
4381 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
4383 * arm.c (arm_gen_rotated_half_load): Delete.
4384 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
4385 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
4386 (thumb_set_return_address): Likewise.
4387 (thumb_load_double_from_address): Use adjust_address.
4388 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
4389 (extendhsisi2_mem, movhi_bytes): Use change_address.
4390 (movhi): Use widen_memory_access.
4391 (reload_out_df): Use replace_equiv_address.
4392 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
4394 2005-09-09 Richard Henderson <rth@redhat.com>
4397 * dbxout.c: Include expr.h.
4398 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
4399 (dbxout_symbol): Handle DECL_VALUE_EXPR.
4400 * Makefile.in (dbxout.o): Add EXPR_H.
4402 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
4404 PR tree-optimization/23509
4405 * tree-cfg.c (replace_uses_by): Use replace_exp.
4406 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
4407 pointers have name_mem_tag or type_mem_tag set.
4409 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4411 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
4412 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
4413 of wrongly accessing operands.
4415 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4417 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
4418 * tree-chrec.c: Include tree-scalar-evolution.h.
4419 (chrec_convert): Instantiate the base and step before calling
4420 scev_probably_wraps_p that would fail on parametric evolutions.
4421 Collect all the fails into a single section failed_to_convert,
4422 print a diagnostic, and return chrec_dont_know instead of calling
4424 * tree-scalar-evolution.c (loop_closed_phi_def): New.
4425 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
4427 (scev_const_prop): Don't replace the definition of a loop closed ssa
4428 phi node by itself, or by another loop closed ssa phi node.
4429 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
4430 that base and step are defined.
4432 2005-09-09 Richard Guenther <rguenther@suse.de>
4435 * fold-const.c (fold_ternary): Check truth_value_p before
4436 calling invert_truthvalue.
4438 2005-09-09 Nick Clifton <nickc@redhat.com>
4440 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
4441 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
4442 dimension of these arrays.
4443 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
4445 * longlong.h: Only provide a prototype for the __clz_tab[] array
4446 if this header has not been included from libgcc2.h.
4447 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
4449 Provide prototypes for exported functions.
4450 Use the __clz_tab[] and __popcount_tab[] arrays provided by
4453 2005-09-08 Josh Conner <jconner@apple.com>
4457 * expr.c (expand_expr_addr_expr_1): Don't invoke
4458 expand_simple_binop for EXPAND_INITIALIZER.
4460 2005-09-08 Richard Henderson <rth@redhat.com>
4463 * toplev.c (wrapup_global_declaration_1): Split out ...
4464 (wrapup_global_declaration_2): ... from ...
4465 (wrapup_global_declarations): ... here. Return bool.
4466 (check_global_declaration_1): Split out ...
4467 (check_global_declarations): from here.
4468 (emit_debug_global_declarations): New.
4469 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
4470 check_global_declaration_1, emit_debug_global_declarations): Declare.
4471 * c-decl.c (c_write_global_declarations_1): Don't create a vector
4472 of decls. Call wrapup_global_declaration_1,
4473 wrapup_global_declaration_2, check_global_declaration_1 directly.
4474 (c_write_global_declarations_2): New.
4476 (c_write_global_declarations): Call c_write_global_declarations_2.
4477 * langhooks.c (write_global_declarations): Call
4478 emit_debug_global_declarations.
4480 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
4481 remove decls that have DECL_RTL_SET_P.
4482 * passes.c (rest_of_decl_compilation): Invoke
4483 cgraph_varpool_finalize_decl for all but functions.
4485 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4487 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
4488 the result of a conversion if the new min and max cannot be compared.
4490 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
4492 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
4493 (override_options): Setting s390_sr_alias_set removed.
4494 (save_fpr, save_gprs): Set alias set to vararg or frame.
4495 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
4496 s390_sr_alias_set with get_frame_alias_set ().
4497 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
4498 get_varargs_alias_set ().
4500 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4504 * c-parser.c (c_parser_objc_method_definition): If the next
4505 token is not "{", error out and don't start the function.
4507 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4509 * tree-vrp.c (extract_range_from_expr): Move the check for non
4510 nullness after the check for gimple invariant.
4512 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4514 * tree.c (host_integerp, tree_low_cst): Correct function comment.
4516 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4519 * config/m32r.md (movmemsi_internal): Canonicalize order of
4520 operands in PLUS component of template.
4522 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
4524 * reload1.c (fixup_eh_region_note): Remove assertion.
4525 (fixup_abnormal_edges): Reverted removal of call to
4526 find_many_sub_basic_blocks made on 2005-08-31.
4528 2005-09-07 Richard Henderson <rth@redhat.com>
4530 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
4531 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
4532 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
4533 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
4534 rearrange for better packing.
4535 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
4536 (lookup_cfa_1): Remove inline marker.
4537 (cfa_equal_p): Split out of ...
4538 (def_cfa_1): ... here. Use INVALID_REGNUM.
4539 (build_cfa_loc): Handle !cfa->indirect.
4540 (frame_pointer_cfa_offset): New.
4541 (dbx_reg_number): Assert register elimination performed; do
4542 leaf register remapping.
4543 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
4544 (eliminate_reg_to_offset): New.
4545 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
4546 for verifiably local stack frame addresses; re-base to CFA.
4547 (mem_loc_descriptor): Remove can_use_fbreg argument.
4548 (concat_loc_descriptor, loc_descriptor): Likewise.
4549 (containing_function_has_frame_base): Remove.
4550 (rtl_for_decl_location): Don't do register elimination or
4551 leaf register remapping here.
4552 (secname_for_decl): Split out from ..
4553 (add_location_or_const_value_attribute): ... here.
4554 (convert_cfa_to_loc_list): New.
4555 (compute_frame_pointer_to_cfa_displacement): New.
4556 (gen_subprogram_die): Use them.
4557 * tree.h (frame_base_decl): Remove.
4558 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
4559 (prologue_stack_adjust): Remove.
4560 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
4561 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
4562 (set_frame_base_location): Remove.
4563 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
4564 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
4565 (vt_add_function_parameters): Don't eliminate_regs.
4566 (vt_initialize): Don't create frame_base_decl.
4568 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4570 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
4571 version of GNU binutils for 4.x and later.
4573 2005-09-06 Mark Mitchell <mark@codesourcery.com>
4575 * ggc-page.c (ggc_push_context): Remove.
4576 (ggc_pop_context): Likewise.
4577 * ggc.h (ggc_push_context): Remove.
4578 (ggc_pop_context): Likewise.
4580 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4583 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
4584 returning from an interrupt handler.
4586 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4589 * config/arc/arc.c (output_shift): Add check for loop count when
4592 2005-09-06 Steven Bosscher <stevenb@suse.de>
4594 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
4596 (abs_replacement): Likewise.
4597 (pass_phiopt): Remove TODO_update_ssa.
4599 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4602 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
4603 if "return with no value, in function returning non-void" warning
4605 * tree-cfg.c (execute_warn_function_return): Don't look at
4606 RETURN_EXPRs with TREE_NO_WARNING set.
4609 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
4610 for internal functions doesn't use registers used by global registers
4611 variables. Use fewer register parameters if there are global register
4614 2005-09-06 Olivier Hainque <hainque@adacore.com>
4615 Eric Botcazou <ebotcazou@adacore.com>
4618 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
4619 when we would be extracting outside its bit span (bitpos+bitsize
4620 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
4621 Ada unchecked conversions.
4623 2005-09-06 Steven Bosscher <stevenb@suse.de>
4625 * tree-ssa-pre.c (try_look_through_load): New function.
4626 (compute_avail): Use it to try to look through loads for some
4627 more useful expressions.
4629 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4631 * simplify-rtx.c (simplify_binary_operation_1): Correct the
4632 condition for detecting cases like (a&a) and (a^a).
4634 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
4636 * common.opt: Add option ftree-vect-loop-version.
4637 * params.def: Add --param vect-max-version-checks.
4638 * doc/invoke.texi: Document ftree-vect-loop-version and
4639 --param vect-max-version-checks.
4640 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
4641 may_misalign_stmts and defines for accessors.
4642 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
4643 LOOP_VINFO_MAY_MISALIGN_STMTS.
4644 (destroy_loop_vec_info): VEC_free for
4645 LOOP_VINFO_MAY_MISALIGN_STMTS.
4646 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4647 Update documentation.
4648 (vect_update_misalignment_for_peel): New.
4649 (vect_enhance_data_refs_alignment): Update to choose loop
4650 peeling or loop versioning if appropriate for the (potentially)
4651 unaligned data references in the loop.
4652 (vect_analyze_data_refs_alignment): Remove call to
4653 vect_enhance_data_refs_alignment so the checks can be done
4655 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4656 and move up call to vect_analyze_data_refs_alignment.
4657 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4658 (vect_transform_loop): Add call to loop_version.
4660 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4662 PR rtl-optimization/23098
4663 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4664 * simplify-rtx.c (constant_pool_reference_p): New function.
4665 * rtl.h (constant_pool_reference_p): New prototype.
4666 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4667 constant_pool_reference_p in condition and
4668 avoid_constant_pool_reference in preparation statements.
4670 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
4672 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
4673 STRICT_LOW_PART SETs.
4675 2005-09-06 Alan Modra <amodra@bigpond.net.au>
4678 * except.c (sjlj_emit_function_enter): Find the function begin
4679 note even when it's not in first basic block.
4681 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
4683 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
4684 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
4685 * aclocal.m4: Regenerate.
4687 2005-09-05 DJ Delorie <dj@redhat.com>
4689 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4692 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4694 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4695 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4696 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4697 Follow spelling conventions.
4698 * doc/invoke.texi: Follow spelling conventions.
4700 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4702 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4703 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4704 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4706 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4709 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4710 (output_stack_adjust): Use gen_tmp_stack_mem.
4711 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4712 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4713 (sh_get_pr_initial_val): Likewise.
4714 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4715 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4716 * sh.md (divsi_inv_m0): Use gen_const_mem.
4717 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4718 (movdf_i4+1): Use gen_tmp_stack_mem.
4719 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
4720 (fpu_switch+2): Likewise.
4721 (movv4sf_i, movv16sf_i): Use adjust_address.
4722 (symGOT_load): Set MEM_NOTRAP_P bit.
4724 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4727 * pa.c (emit_move_sequence): Fix typo in last change.
4729 2005-09-03 Jakub Jelinek <jakub@redhat.com>
4731 PR rtl-optimization/23454
4732 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
4735 2005-09-03 Richard Henderson <rth@redhat.com>
4736 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4739 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
4742 2005-09-02 Nicolas Pitre <nico@cam.org>
4744 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
4745 to bit_count to 32 bits.
4747 2005-08-31 Mark Mitchell <mark@codesourcery.com>
4750 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
4751 generating synthetic loads from volatile lvalues.
4753 005-09-02 Nick Clifton <nickc@redhat.com>
4755 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
4756 __ctzhi2, __clzhi2): New functions.
4758 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
4761 * tree-nested.c (struct var_map_elt): Mark with GTY.
4762 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
4764 (lookup_field_for_decl): Allocate new element in GC memory.
4765 (lookup_tramp_for_decl): Likewise.
4766 (convert_nl_goto_reference): Likewise
4767 (create_nesting_tree): Allocate info in GC memory. Likewise for
4769 (free_nesting_tree): Free with ggc_free instead of free.
4770 (root): New static variable.
4771 (lower_nested_functions): Remove root as local variable. And zero out
4772 root at the end of the function.
4774 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
4776 PR rtl-optimization/20365
4777 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
4778 to short. New member ix.
4779 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
4780 (simplify_plus_minus): Initialize ix members before calling qsort.
4782 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4784 PR tree-optimization/23626
4785 * tree-cfg.c (replace_uses_by): Clean up eh info.
4787 2005-09-01 DJ Delorie <dj@redhat.com>
4789 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4792 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4794 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4795 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4798 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4800 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4801 do not issue warning for a variable definition following
4804 2005-09-01 Richard Henderson <rth@redhat.com>
4807 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4808 conversion to CONST_VECTOR.
4810 2005-09-01 Richard Henderson <rth@redhat.com>
4813 * reload1.c (reload_as_needed): Check !CALL_P before calling
4814 fixup_eh_region_note.
4815 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4817 2005-09-01 DJ Delorie <dj@redhat.com>
4819 * varasm.c (output_constant): Let the target resolve
4820 conversions of addresses to non-default pointer sizes.
4822 2005-09-01 Nicolas Pitre <nico@cam.org>
4824 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4825 to alow matching ARM pre-indexed addressing mode.
4826 (arm_override_options): Remove now irrelevant comment.
4828 2005-09-01 Phil Edwards <phil@codesourcery.com>
4830 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4831 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4832 * config/i386/vxworks.h: Likewise.
4833 * config/i386/t-vxworksae: New file, for VxWorks AE.
4834 * config/i386/vxworksae.h: Likewise.
4836 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4838 PR tree-optimization/23410
4839 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4840 sequence is not wrapping during the first step.
4842 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4845 * dwarf2out.c (base_type_die): Compare char_type_node with
4846 TYPE_MAIN_VARIANT (type), not type.
4848 2005-09-01 Richard Guenther <rguenther@suse.de>
4850 PR tree-optimization/15366
4851 * common.opt: Add -finline-functions-called-once.
4852 Put -fearly-inlining in alphabetically ordered place.
4853 * doc/invoke.texi: Document new option.
4854 * ipa-inline.c (cgraph_decide_inlining): Honour
4855 flag_inline_functions_called_once.
4857 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4859 PR rtl-optimization/23478
4860 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4861 (alloc_qty): Initialize it.
4862 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4863 (combine_regs): Combine also n_throwing_calls_crossed fields.
4864 (find_free_reg): Don't attempt to caller-save pseudos crossing
4865 calls that might throw.
4866 * global.c (struct allocno): Add throwing_calls_crossed field.
4867 (global_alloc): Revert 2005-08-22 change. Initialize
4868 throwing_calls_crossed.
4869 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4872 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4875 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4876 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4877 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4878 (and64_2_operand): Tweak to use predicate.
4879 (and_operand): Adjust for mask_operand changes.
4880 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4881 (print_operand): Likewise.
4882 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4883 (mask64_1or2_operand): Delete.
4884 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4885 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4886 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4887 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4888 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4889 (rotldi3_internal4): Likewise.
4890 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4891 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4892 (ashldi3_internal7): Likewise.
4893 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4894 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4895 (anddi3 split): Don't match mask64_operand.
4896 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4897 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4898 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4899 't' splitter predicate.
4900 (movdi_internal64 + 2): Revert 2005-06-11 change.
4902 2005-08-31 DJ Delorie <dj@redhat.com>
4904 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4905 (m32c_asm_integer): Add support for 32 bit pointers.
4907 2005-08-31 Richard Henderson <rth@redhat.com>
4909 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4910 component-like references for setting MEM_NOTRAP_P.
4912 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4913 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4915 2005-08-31 Richard Henderson <rth@redhat.com>
4917 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4918 into a pseudo before applying gen_lowpart.
4920 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4922 * doc/install.texi (Specific): Update cctools version required
4923 for full functionality.
4924 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4925 linkers as -macosx_version_min.
4927 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4930 * sh.c (print_operand, %R and %S): Add handling of floating point
4931 registers, memory, constants and invalid operands.
4933 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4935 * ipa-pure-const.c: Change dump name.
4937 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4940 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4941 to "reg_or_0_operand".
4942 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4944 2005-08-31 Dale Johannesen <dalej@apple.com>
4946 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4947 loops that count down.
4949 2005-08-31 Richard Henderson <rth@redhat.com>
4952 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4953 (fixup_eh_region_note): New.
4954 (reload_as_needed): Call it.
4955 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4956 don't call find_many_sub_basic_blocks; call verify_flow_info.
4957 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4958 (keep_stack_depressed): Likewise.
4959 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4961 2005-08-31 Richard Henderson <rth@redhat.com>
4963 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4966 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4968 * expr.c (expand_expr_real_1): Compare size of address
4969 mode to target's address mode size in deciding expansion of
4970 the constant address.
4972 2005-08-31 Richard Guenther <rguenther@suse.de>
4975 * expr.c (all_zeros_p): New function.
4976 (expand_expr_real_1): Handle the case of an all-zero
4977 non-addressable constructor separately.
4979 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4981 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4982 arguments, adjust all callers.
4983 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4985 2005-08-30 Richard Henderson <rth@redhat.com>
4988 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4989 whenever the mode sizes match.
4991 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4993 * calls.c (load_register_parameters): Fix comment typo.
4994 * expr.c (emit_push_insn): Comment formatting.
4996 2005-08-30 Ian Lance Taylor <ian@airs.com>
4998 * config/i386/x-cygwin (host-cygwin): Change dependency from
4999 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
5001 2005-08-29 Geoffrey Keating <geoffk@apple.com>
5003 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
5006 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
5009 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
5010 call to ggc_collect.
5012 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
5015 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
5016 beginning. Remove $(INCLUDES) from all the rules, if following
5017 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
5019 2005-08-29 Jakub Jelinek <jakub@redhat.com>
5022 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
5023 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
5024 not constant, but maxlen is, don't set len to maxlen, rather
5025 set maxlen to len if len is a constant.
5027 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
5029 PR tree-optimization/23475
5030 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
5033 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
5035 Fix PR middle-end/22455
5037 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
5038 Checksum only the parts of the tree that exist for the tree code.
5040 2005-08-28 Dale Johannesen <dalej@apple.com>
5042 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
5044 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
5046 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
5048 2005-08-28 Richard Henderson <rth@redhat.com>
5050 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
5051 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
5054 2005-08-28 Jakub Jelinek <jakub@redhat.com>
5057 * builtins.c (get_memory_rtx): Don't strip nops
5058 in between COMPONENT_REFs.
5060 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
5063 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
5065 (gimplify_modify_expr): Check for zero sized types and gimplify the
5066 rhs and lhs as statements.
5068 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
5071 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
5072 state for return address column of signal frames.
5074 2005-08-27 David Edelsohn <edelsohn@gnu.org>
5077 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
5078 bytes >= 2 not bytes == 2.
5079 (expand_block_move): Same.
5081 2005-08-27 Richard Guenther <rguenther@suse.de>
5084 * config/i386/sse.md (sse2_movsd): Add missing closing
5087 2005-08-27 Paul Brook <paul@codesourcery.com>
5089 * genrecog.c (enum decision_type): Add DT_num_insns.
5090 (struct decision_test): Add u.num_insns.
5091 (add_to_sequence): Add DT_num_insns test.
5092 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
5093 (write_cond, debug_decision_2): Ditto.
5094 (change_state): Assume peep2_next_insn never fails.
5095 Remove "afterward" argument.
5096 (write afterward, write_tree): Update to match.
5097 * recog.c (peep2_current_count): New variable.
5098 (peep2_next_insn): Check it.
5099 (peephole2_optimize): Set peep2_current_count.
5100 * recog.h (peep2_current_count): Declare.
5102 2005-08-26 Josh Conner <jconner@apple.com>
5105 * ipa-pure-const.c (check_tree): Check for volatile-ness
5106 when considering a dereference.
5108 2005-08-27 Jakub Jelinek <jakub@redhat.com>
5110 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
5112 2005-08-26 Jakub Jelinek <jakub@redhat.com>
5114 PR rtl-optimization/23561
5115 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
5116 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
5117 at most LEN bytes long memory fits into the field.
5118 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
5119 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
5120 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
5122 2005-08-26 Richard Henderson <rth@redhat.com>
5125 * loop.c (biased_biv_may_wrap_p): New.
5126 (maybe_eliminate_biv_1): Use it to suppress non-equality
5127 comparison transformations. Delete disabled code.
5129 2005-08-26 Ian Lance Taylor <ian@airs.com>
5131 * combine.c (make_extraction): Avoid reference outside object.
5133 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
5135 * stor-layout.c (finalize_type_size): Restore behaviour for
5136 non-aggregate types to the status quo ante of the patch for
5137 pr 23467. Document why it matters.
5139 2005-08-26 Jakub Jelinek <jakub@redhat.com>
5142 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
5143 array by one element, initialize the BT_LAST element with NULL.
5145 2005-08-26 David Edelsohn <edelsohn@gnu.org>
5147 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
5148 optimizing for size.
5150 (compare_plus_eqsi): Same.
5151 (plus_eqsi_compare): Same.
5152 (neg_eq0<mode>): Same.
5153 (neg_eq<mode>): Same.
5155 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
5158 2005-08-26 Nick Clifton <nickc@redhat.com>
5160 * config/v850/v850.c (ep_memory_operand): Return FALSE if
5161 TARGET_EP is not defined.
5162 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
5163 TARGET_EP is enabled.
5164 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
5165 * config/v850/v850.md (save_all_interrupt): Only use the EP
5166 register if TARGET_EP is defined.
5167 (restore_all_interrupt): Likewise.
5168 * config/v850/lib1funcs.asm: Update functions so that the EP
5169 register is only used if __EP__ is defined.
5171 2005-08-26 David Ung <davidu@mips.com>
5173 * config/mips/mips.c (mips_expand_prologue): Handle case when
5174 generating for MIPS16 and the outgoing argument area is more than
5175 SMALL_OPERAND. Use the frame pointer as temporary to generate the
5178 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
5180 * config/crx/crx.md: Make doloop_end pattern usage controllable
5181 via mloop-nesting=<max-nesting> command line switch. Make sure
5182 the combiner cannot use doloop_end_<mode> in an illegal way.
5183 * config/crx/crx.c: Use regs up to r6 for argument passing.
5184 Refine crx_address_cost (non cst4 displacements are expensive).
5185 * config/crx/crx.opt: Add switch for mloop-nesting=.
5187 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
5189 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
5190 (UNSPEC_MVST): New constant.
5192 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
5194 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
5195 Reject operands containing eliminable registers.
5196 * testsuite/gcc.dg/20050825-1.c: New testcase.
5198 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5199 Jan Hubicka <jh@suse.cz>
5201 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
5203 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5205 PR tree-optimization/23546
5206 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
5209 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
5211 * params.def (PARAM_MIN_SPEC_PROB): New.
5212 * sched-rgn.c (MIN_PROBABILITY): Delete.
5213 (compute_trg_info): Convert to PARAM_VALUE.
5214 * doc/invoke.texi (param): Document min-spec-prob.
5216 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
5218 * config/darwin.h: define __PIC__
5219 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
5220 TARGET_OS_CPP_BUILTINS macro.
5222 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5224 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
5227 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5229 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
5231 * cfghooks.c (duplicate_block): Added position where to place
5232 new block as argument.
5233 * cfghooks.h (duplicate_block): Declaration changed.
5234 * cfglayout.c (copy_bbs): Add argument after. Pass it to
5236 * cfglayout.h (copy_bbs): Declaration changed.
5237 * cfgloop.h (loop_version): Declaration changed.
5238 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
5239 position to copy_bbs.
5240 (loop_version): Pass position to duplicate_loop_to_header_edge.
5241 Add place_after argument and position new blocks according to
5243 * modulo-sched.c (sms_schedule): Pass place_after argument
5245 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
5246 * tree-cfg.c (split_edge_bb_loc): New function.
5247 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
5248 to determine position of new blocks.
5249 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
5251 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
5252 argument to duplicate_block.
5253 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
5254 Pass position to copy_bbs.
5256 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5258 * fold-const.c (ptr_difference_const): Use
5259 cst_and_fits_in_hwi instead of host_integerp.
5261 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5263 * config/darwin.c (gen_pic_offset): New.
5264 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
5267 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
5269 PR tree-optimization/23486
5270 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
5272 2005-08-23 Phil Edwards <phil@codesourcery.com>
5274 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
5275 remove use_collect2.
5276 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
5278 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
5279 configuration files to override the default value.
5281 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
5282 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
5283 * config/vx-common.h: New file, split out from...
5284 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
5285 * config/vxworksae.h: New file, for VxWorks AE.
5286 * config/vxworks.opt: New file.
5287 * config/vxlib.c: Update for VxWorks 6.
5289 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
5290 other MULTILIB_* variables appropriately.
5291 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
5292 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
5293 * config/rs6000/vxworks.h: Update for VxWorks 6.
5294 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
5296 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
5299 * config/darwin.c (machopic_select_section): Remove the hack to
5300 mark "::operator new" and "::operator delete" for coalescing
5301 even though they are not weak.
5303 2005-08-24 Alan Modra <amodra@bigpond.net.au>
5305 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
5306 * configure: Regenerate.
5308 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5311 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
5313 * convert.c (convert_to_integer, convert_to_vector): Likewise.
5314 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
5317 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5319 * config/rs6000/predicates.md (equality_operator): New.
5320 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
5321 comparison with a large constant.
5323 2005-08-23 Mark Mitchell <mark@codesourcery.com>
5325 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
5327 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
5329 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
5330 registers is even, and we have a hardware double precision fp,
5332 (sh_gimplify_va_arg_expr): For floating point arguments, consider
5333 size of current argument when checking if argument was passed in
5336 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
5339 * stor-layout.c (finalize_type_size): Dont override
5340 existing alignment with a smaller alignment from the mode.
5342 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5344 * lambda-code.c (lambda_vector_lexico_pos): Moved...
5345 * lambda.h (lambda_vector_lexico_pos): ... here.
5346 * tree-data-ref.c (build_classic_dist_vector): Return false when
5347 the distance vector is lexicographically negative.
5349 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5351 PR tree-optimization/23511
5352 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
5353 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
5355 2005-08-23 Jakub Jelinek <jakub@redhat.com>
5357 PR tree-optimization/22043
5358 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
5359 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
5360 If ALLOW_FLEXARR, handle types ending with flexible array member.
5361 Pass false as second argument to recursive count_type_elements calls.
5362 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
5363 argument to count_type_elements call.
5364 * tree-sra.c (decide_block_copy): Likewise.
5365 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
5366 for a constant-sized object, set cleared as well. Pass true as
5367 second argument to count_type_elements call.
5369 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5372 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
5373 from legitimate_small_data_p, and make global. Update use.
5374 Remove forward declaration.
5375 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
5377 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
5379 2005-08-23 David Edelsohn <edelsohn@gnu.org>
5381 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
5382 of scratch intermediates.
5383 (eq<mode>_compare): Same.
5384 (neg_eq0<mode>): New.
5385 (neg_eq<mode>): Convert to define_insn_and_split.
5387 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5390 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
5391 stdarg functions, set/clear the fp marker even when no variable
5393 * config/rs6000/sysv4.opt (mprototype): Describe.
5395 2005-08-22 Jakub Jelinek <jakub@redhat.com>
5397 PR rtl-optimization/23478
5398 * regs.h (reg_info): Add throw_calls_crossed.
5399 (REG_N_THROWING_CALLS_CROSSED): Define.
5400 * flow.c (allocate_reg_life_data): Initialize
5401 REG_N_THROWING_CALLS_CROSSED.
5402 (propagate_one_insn, attempt_auto_inc): Update
5403 REG_N_THROWING_CALLS_CROSSED.
5404 * global.c (global_alloc): Don't allocate pseudos across
5405 calls that may throw.
5407 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
5410 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
5411 value is inbetween the range if we did not find an exact match.
5413 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
5415 * doc/invoke.texi (Option Summary): Add ms1 options.
5416 * doc/extend.texi: Document interrupt handler attribute for ms1.
5417 * doc/md.texi: Document ms1 constraints.
5418 * config.gcc: Add ms1-*-elf.
5419 * config/ms1/ms1.h: New.
5420 * config/ms1/ms1.c: New.
5421 * config/ms1/ms1.md: New.
5422 * config/ms1/ms1-protos.h: New.
5423 * config/ms1/ABI.txt: New.
5424 * config/ms1/crti.asm: New.
5425 * config/ms1/crtn.asm: New.
5426 * config/ms1/lib2extra-funcs.c: New.
5427 * config/ms1/t-ms1: New.
5428 * config/ms1/ms1.opt: New.
5430 2005-08-22 Ira Rosen <irar@il.ibm.com>
5432 * config/rs6000/altivec.md (xorv4sf3): New.
5433 (negv4sf2, neg<mode>2): Likewise.
5435 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
5438 * config/ia64/ia64.md (divsi3): Check divide by zero.
5439 (udivsi3): Likewise.
5441 (udivdi3): Likewise.
5443 2005-08-21 Jakub Jelinek <jakub@redhat.com>
5445 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
5446 up to elem_bitsize bits, not max_bitsize.
5448 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5450 PR tree-optimization/23433
5451 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
5452 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
5454 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5456 PR tree-optimization/23434
5457 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
5458 the iteration bound is not an INTEGER_CST.
5460 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
5462 * tree-vect-transform.c (get_initial_def_for_reduction): Set
5463 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
5464 NULL if need_epilog_adjust is false.
5465 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
5466 Case 3 always peels first itration, not just for PLUS case, and no need
5467 to use scalar_initial_def here. Create an epilog adjustment only if
5468 scalar_initial_def is not NULL.
5470 (vectorizable_reduction): Remove assert.
5472 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
5475 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
5476 (__moddi3): Likewise.
5477 (__udivdi3): Likewise.
5478 (__umoddi3): Likewise.
5479 (__divsi3): Likewise.
5480 (__modsi3): Likewise.
5481 (__udivsi3): Likewise.
5482 (__umodsi3): Likewise.
5484 2005-08-20 Jakub Jelinek <jakub@redhat.com>
5486 * tree-pass.h (TDF_GRAPH): Define.
5487 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
5488 * passes.c (finish_optimization_passes): Only call
5489 finish_graph_dump_file if TDF_GRAPH is set.
5490 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
5491 NULL. Set TDF_GRAPH bit.
5492 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
5494 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
5496 * arm.h (arm_stack_offsets): Add locals_base field.
5497 * arm.c (arm_get_frame_offsets): Compute it.
5498 (thumb_compute_initial_elimination offset): Make the Thumb frame
5499 pointer point to the base of the local variables.
5500 (thumb_expand_prologue): Update accordingly.
5501 (thumb_expand_epilogue): Likewise.
5503 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
5504 mode of clobbered scratch to DImode. Handle a case that's known to
5507 2005-08-19 David Edelsohn <edelsohn@gnu.org>
5509 * config/rs6000/rs6000.md (gt0<mode>): Delete.
5510 (gt0<mode>_compare): Delete.
5511 (neg_gt0<mode>): Delete.
5513 2005-08-19 Eric Christopher <echristo@apple.com>
5515 * optabs.h: Change CTI_ to COI_.
5518 2005-08-19 James E Wilson <wilson@specifix.com>
5520 * builtins.c (expand_builtin_return_addr): Set
5521 current_function_accesses_prior_frames when count != 0. Use
5522 frame_pointer_rtx when count == 0.
5523 * function.h (struct function): Add accesses_prior_frames field.
5524 (current_function_accesses_prior_frames): Define.
5525 * reload1.c (init_elim_table): Check
5526 current_function_accesses_prior_frames.
5527 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
5529 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5531 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
5532 indicator. Return true if the flowgraph changed during
5535 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5538 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
5539 conditional expression before testing its value.
5541 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5543 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
5545 2005-08-19 Devang Patel <dpatel@apple.com>
5547 PR tree-optimization/23048
5548 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
5549 third parameter. Check whether latch is dominated by exit
5551 (if_convertible_loop_p): Supply exit block itself to
5552 if_convertible_bb_p.
5554 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5557 * arm.md (arm_load_pic_register): Change argument to the mask of
5558 saved registers. Call thumb_find_work_register if we need a
5559 scratch register on Thumb.
5560 (arm_expand_prologue): Pass empty register set to
5561 arm_load_pic_register.
5562 (thumb_expand_prologue): Pass live_regs_mask directly to
5563 arm_load_pic_register.
5564 * arm-protos.h (arm_load_pic_register): Update prototype.
5566 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
5568 * sh.c (find_sole_member): New function.
5569 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
5570 if the record's alignment is larger than the size of its only member.
5572 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5575 * arm.c (thumb_legitimize_reload_address): New function.
5576 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
5577 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
5579 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
5581 * config/crx/crx.c: Implement crx_decompose_address. Reject
5582 symbolic displacements since CRX register relative adressing
5583 mode can't handle unsigned 32-bit values as displacements.
5584 * config/crx/crx.h: Simplify definitions, remove redundant
5585 parenthesis and obsolete macros.
5586 * config/crx/crx.opt: Add new switch for debugging addresses.
5587 * config/crx/crx-protos.h: Add new declarations for above.
5589 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
5592 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
5595 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5597 * collect2.c (dup2): Delete.
5598 * configure.ac: Don't check for dup2.
5600 * config.in, configure: Regenerate.
5602 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
5604 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
5605 record with the type of its only member.
5607 2005-08-18 David Edelsohn <edelsohn@gnu.org>
5609 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
5610 define_insn_and_split.
5611 (plus_ltu<mode>_compare): Same.
5612 (gtu<mode>_compare): Same.
5613 (plus_gtu<mode>_compare): Same.
5615 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
5617 PR tree-optimization/22228
5618 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
5620 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
5621 are recorded in vect_vnames_to_rename for renaming.
5622 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
5623 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
5624 in vect_vnames_to_rename.
5625 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
5626 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
5628 2005-08-18 Jan Hubicka <jh@suse.cz>
5631 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
5632 info only for local statics, not for member variables.
5634 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5636 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
5638 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5640 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
5642 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
5645 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
5647 2005-08-17 James E Wilson <wilson@specifix.com>
5649 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5652 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5654 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5655 (leu<mode>_compare): Same.
5656 (plus_leu<mode>): Same.
5657 (neg_leu<mode>): Same.
5658 (and_neg_leu<mode): Same.
5659 (ltu<mode>_compare): Same.
5660 (plus_ltu<mode>): Same.
5662 (geu<mode>_compare): Same.
5663 (plus_geu<mode>): Same.
5664 (neg_geu<mode>): Same.
5665 (and_neg_geu<mode>): Same.
5666 (plus_gt<mode>): Same.
5667 (gtu<mode>_compare): Same.
5668 (plus_gtu<mode>): Same.
5670 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
5672 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
5673 Move call_table_data to end. Delete spurious .text.
5674 (callt_save_all_interrupt): Fix comment typo.
5676 2005-08-17 James E Wilson <wilson@specifix.com>
5677 Kevin Winchester <winchester@amirix.com>
5680 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
5682 2005-08-17 Uros Bizjak <uros@kss-loka.si>
5685 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
5686 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
5688 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
5690 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
5691 record with the type of its only member if the modes don't match.
5693 * varasm.c (decode_reg_name): Skip empty additional register names.
5695 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5697 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5698 lsm_tmp_name_length): New.
5699 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5700 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5702 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5703 Andreas Krebbel <krebbel1@de.ibm.com>
5705 * config.gcc: Added z9-109 switch.
5706 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5707 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5708 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5709 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5710 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5711 for "z9_109" cpu attribute.
5712 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5713 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5714 (s390_handle_arch_option): Added z9-109 switch.
5715 (override_options): Set respective cost function for z9-109.
5716 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5717 (legitimate_reload_constant_p): Accept extended immediates.
5718 (print_operand): Three new output modifiers added: k, m and o.
5719 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
5720 (s390_output_mi_thunk): Use extended immediate when possible.
5721 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
5722 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
5723 (CONSTRAINT_LEN): Added length of O constraint.
5724 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
5725 * config/s390/s390.md ("cpu"): New value z9_109 added.
5726 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
5727 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
5728 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
5729 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
5730 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
5731 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
5732 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
5733 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
5734 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
5735 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
5736 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
5737 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
5738 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
5739 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
5740 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
5742 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
5743 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
5744 insns for TARGET_EXTIMM.
5746 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
5748 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
5750 2005-08-17 Nick Clifton <nickc@redhat.com>
5752 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
5753 Call default_encode_section_info.
5755 2005-08-17 Steven Bosscher <stevenb@suse.de>
5757 PR tree-optimization/21574
5758 * tree-ssa-ccp.c (likely_value): If the right hand side is a
5759 constant, return CONSTANT.
5760 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
5761 (ccp_fold, visit_assignment): Likewise.
5762 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
5764 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5766 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
5767 fold_buildN instead of buildN then fold_initializer or fold.
5768 (build_unary_op): Likewise.
5769 (build_binary_op): Likewise.
5770 * fold-const.c (fold_initializer): Remove.
5771 (fold_build1_initializer): New function.
5772 (fold_build2_initializer): New function.
5773 (fold_build3_initializer): New function.
5774 * tree.h (fold_initializer): Remove.
5775 (fold_build1_initializer): New function.
5776 (fold_build2_initializer): New function.
5777 (fold_build3_initializer): New function.
5779 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5781 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5782 (try_move_mult_to_index): Call fold_build2 instead of build2.
5783 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5784 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5785 fold_binary_to_constant.
5786 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5788 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5789 check if A == gcd (A, B). Remove TYPE argument.
5790 (analyze_offset) Use fold_build2 instead of fold (build.
5791 (create_data_ref): Likewise.
5792 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5793 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5796 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5798 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5799 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5801 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5804 * gimplify.c (zero_sized_type): New function.
5805 (gimplify_modify_expr_rhs): If we have a zero sized type,
5806 replace the statement with an empty statement.
5808 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5810 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5813 2005-08-16 Ian Lance Taylor <ian@airs.com>
5815 * doc/tm.texi (Label Output): Correct typo.
5817 2005-08-16 Steven Bosscher <stevenb@suse.de>
5820 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5821 force_operand will work later on using have_insn_for.
5823 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5825 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5827 2005-08-16 Ian Lance Taylor <ian@airs.com>
5830 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5831 vector type, don't try to construct it element by element. Add an
5832 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5834 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5836 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5838 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5840 * doc/invoke.texi (Precompiled Headers): Document some more options
5841 which are known to be safe.
5843 2005-08-16 James E Wilson <wilson@specifix.com>
5845 PR tree-optimization/21105
5846 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5847 TREE_OVERFLOW check.
5849 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5851 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5852 (neg_ltu<mode>): Same.
5854 (neg_gtu<mode>): Same.
5856 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5858 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5859 (fold_builtin_isdigit): Use fold_buildN.
5860 (build_function_call_expr): Likewise.
5861 * c-typeck.c (c_finish_loop): Likewise.
5863 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5864 Richard Shann <rshann@superh.com>
5866 PR middle-end/20396:
5867 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5869 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5871 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5873 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5876 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5877 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5880 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5883 * fold-const.c (build_range_check): Disable optimization for function
5884 pointer expressions on targets that require function pointer
5887 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5889 * simplify-rtx.c (simplify_const_relational_operation): When
5890 extracting arguments of a COMPARE, recompute the mode as well.
5892 2005-08-15 Ian Lance Taylor <ian@airs.com>
5894 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5896 2005-08-15 DJ Delorie <dj@redhat.com>
5898 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5900 (movsi_splittable): Allow, but split, moves to the stack.
5901 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5904 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5906 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5907 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5908 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5910 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5911 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5912 Delete HOST_PTR_PRINTF.
5914 * configure, config.in: Regenerate.
5916 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5918 * config/rs6000/rs6000.md (QHSI): New mode macro.
5919 (wd): Extend mode attr for QImode and HImode
5920 (dbits): New mode attr.
5921 (zero_extend<mode>di2): Convert to mode macro.
5923 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5926 * doc/invoke.texi (-mgnu-ld): Update description.
5929 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5932 * Makefile.in (tree-chrec.o): Depends on real.h.
5933 * tree-chrec.c: Include real.h.
5934 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5935 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5936 * tree-scalar-evolution.c (add_to_evolution_1,
5937 interpret_rhs_modify_expr): Ditto.
5939 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5942 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5943 step is negative compute the estimation from init downwards to zero.
5945 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5947 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5949 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5951 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5953 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5954 Accept double-word constants that can be split.
5955 * config/s390/s390.md ("movti"): Use 'P' constraint.
5956 ("*movdi_31", "*movdf_31"): Likewise.
5958 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5960 Fix PR tree-optimization/22615
5962 * tree-ssa-structalias.c (solution_set_add): Handle
5963 first_vi_for_offset returning NULL.
5964 (do_da_constraint): Ditto.
5965 (do_sd_constraint): Ditto.
5966 (do_ds_constraint): Ditto
5967 (find_func_aliases): Ditto.
5968 (build_constraint_graph): RHS is allowed be ANYTHING.
5969 (first_vi_for_offset): Return NULL if we couldn't find anything at
5972 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5974 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5975 over memory as first operand.
5977 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5980 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5981 available for setting it.
5983 2005-08-14 Ira Rosen <irar@il.ibm.com>
5985 PR tree-optimization/23320
5986 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5987 data-refs' types instead of base object nullness. Add check for
5988 pointer type data-refs before first location comparison. Remove
5991 2005-08-14 Andreas Schwab <schwab@suse.de>
5993 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5995 2005-08-13 James E Wilson <wilson@specifix.com>
5997 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5998 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5999 -fstack-protector-all, --param ssp-buffer-size): Document.
6000 (-Wvariadic-macros): Alphabetize.
6001 (-fsched-stalled-insns-dep): Add missing 'f'.
6003 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
6006 2005-08-13 David Edelsohn <edelsohn@gnu.org>
6008 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
6009 or indirect address operand.
6010 (EXTRA_ADDRESS_CONSTRAINT): New.
6011 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
6013 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
6015 PR tree-optimization/22236
6016 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
6017 successors and predecessors.
6018 * tree-chrec.c (chrec_convert): Before converting, check that
6019 sequences don't wrap.
6020 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
6021 (analyze_array): Extern.
6022 (find_data_references_in_loop): Remove call to
6023 compute_estimated_nb_iterations.
6024 * tree-data-ref.h (analyze_array): Declared.
6025 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
6026 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
6027 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
6028 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
6030 * tree-ssa-loop-ivcanon.c: Fix documentation.
6031 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
6032 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
6033 (infer_loop_bounds_from_undefined): New.
6034 (estimate_numbers_of_iterations_loop): Use
6035 infer_loop_bounds_from_undefined.
6036 (used_in_pointer_arithmetic_p): New.
6037 (scev_probably_wraps_p): Pass an extra parameter. Call
6038 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
6039 (convert_step): Fix documentation.
6040 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
6041 Use initial_condition_in_loop_num and evolution_part_in_loop_num
6042 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
6043 scev_probably_wraps_p.
6045 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6047 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
6048 (s390_register_info): Ignore clobbered_regs information for fixed
6049 registers, and only fixed registers.
6050 (s390_init_frame_layout): Remove redundant call.
6052 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
6054 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
6055 description of -Wold-style-casts.
6057 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6058 Jakub Jelinek <jakub@redhat.com>
6060 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6061 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
6062 * config/s390/s390.c (print_operand): New output modifier 'G' added.
6063 (get_thread_pointer): Renamed to s390_get_thread_pointer.
6064 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
6065 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
6066 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
6067 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6068 ("stack_protect_set", "stack_protect_test"): New expanders.
6069 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
6070 "stack_protect_testdi"): New insn definitions.
6072 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6074 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
6076 2005-08-12 Paul Brook <paul@codesourcery.com>
6078 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
6080 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6082 * config/s390/predicates.md (setmem_operand): New predicate.
6083 (shift_count_operand): Accept ANDs with special constants as
6085 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
6086 with special constants.
6087 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
6088 shift_count_operand with setmem_operand.
6090 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6092 * config/s390/s390.c (s390_extract_part, s390_single_part):
6094 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
6095 (s390_output_mi_thunk): Don't use lg on 31 bit.
6096 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
6097 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
6099 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6101 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
6102 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
6103 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
6104 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
6105 with one of the new macros.
6107 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6109 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
6110 Don't set save_return_addr_p.
6111 (s390_register_info): Make clobbered_regs not depending on
6114 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6116 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
6117 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
6119 2005-08-11 James E. Wilson <wilson@specifix.com>
6121 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
6123 2005-08-11 Jakub Jelinek <jakub@redhat.com>
6125 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
6126 locations gathered by var-tracking in single entry loc_list
6127 over loc_descriptor_from_tree.
6129 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
6130 pass it down to loc_descriptor.
6131 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
6132 (containing_function_has_frame_base): Move earlier in the file.
6133 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
6134 instead of always assuming fbreg can't be used.
6136 2005-08-11 David Edelsohn <edelsohn@gnu.org>
6138 * config/rs6000/altivec.md: Change constraint "m" to "Z".
6139 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6140 Accept address wrapped in AND for Altivec.
6141 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6142 Strip AND wrapping offset address for Altivec.
6144 2005-08-11 Richard Henderson <rth@redhat.com>
6147 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
6148 before using TYPE_IS_SIZETYPE.
6150 2005-08-11 Richard Henderson <rth@redhat.com>
6153 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
6154 insn types not present on ev4.
6155 (alphaev5_insn_pipe): Similarly.
6157 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
6160 * arm.c (arm_override_options): If the user has selected callee-super-
6161 interworking, then enable normal interworking.
6163 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6165 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
6168 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
6170 * doc/rtl.texi: Fix two typos.
6172 2005-08-11 Richard Guenther <rguenther@suse.de>
6175 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
6176 cases where we call to/from functions returning void.
6178 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
6181 * tree.c (build_pointer_type_for_mode): Robustify.
6183 2005-08-10 James E Wilson <wilson@specifix.com>
6185 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
6186 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
6188 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
6191 2005-08-10 Eric Christopher <echristo@apple.com>
6193 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
6194 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
6197 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
6200 * config/darwin.c (machopic_indirect_data_reference): Use a new register
6201 for the high part when generating dynamic-no-pic code.
6203 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
6205 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
6206 (x86_64-*-linux*): Likewise.
6208 * config/i386/crtfastmath.c: New file.
6209 * config/i386/t-crtfm: Likewise.
6211 * config/i386/linux.h (ENDFILE_SPEC): New.
6212 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
6214 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6217 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
6219 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
6220 (vec_shl, vec_shr): Document new operations.
6221 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
6223 2005-08-10 David Edelsohn <edelsohn@gnu.org>
6225 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
6226 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
6227 change predicate to indexed_or_indirect_address.
6229 2005-08-10 Richard Sandiford <richard@codesourcery.com>
6231 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
6232 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
6233 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
6234 and __aeabi_uwrite8.
6235 * config/arm/unaligned-funcs.c: New file.
6236 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
6238 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
6240 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
6242 * cfglayout.c (pass_insn_locators_initialize): Add dump.
6243 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
6245 * except.c (pass_convert_to_eh_region_ranges): Add dump.
6246 * final.c (pass_shorten_branches): Add dump.
6247 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
6248 (pass_life): Rename dump.
6249 (rest_of_handle_flow2): Remove initial verify_flow_info.
6250 * function.c (pass_instantiate_virtual_regs): Add dump.
6251 * integrate.c (pass_initial_value_sets): Add dump.
6252 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
6253 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
6254 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
6255 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
6256 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
6257 gate_rtl_unrool_and_peel_loops): New.
6258 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
6259 rtl_doloop): Do not look at flags.
6260 * mode-switching.c (pass_mode_switching): Add dump.
6261 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
6262 pass_split_before_regstack): Add dump.
6263 * regmove.c (pass_stack_adjustments): Add dump.
6264 * tree-optimize.c (pass_fixup_cfg): Add dump.
6266 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6269 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
6270 deciding which instruction sequence to use.
6272 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
6274 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
6275 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
6277 2005-08-09 Richard Guenther <rguenther@suse.de>
6279 * c-common.c (builtin_function_2): Remove.
6280 (def_builtin_1): New function.
6281 (c_common_nodes_and_builtins): Use def_builtin_1 to
6282 build builtin functions.
6284 2005-08-09 Jie Zhang <jie.zhang@analog.com>
6286 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
6287 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6288 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
6291 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6293 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
6294 fold_binary instead of fold_build2 since we don't care about the
6296 (loop_niter_by_eval): Likewise.
6297 (compare_trees): Likewise.
6298 (proved_non_wrapping_p): Likewise.
6300 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6304 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
6305 if the if is really empty.
6307 2005-08-09 Steven Bosscher <stevenb@suse.de>
6309 PR tree-optimization/23234
6310 * tree-ssa-math-opts.c (place_reciprocal): New enum.
6311 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
6312 argument of the new enum.
6313 (execute_cse_reciprocals): Add reciprocals for function arguments
6314 on the unique successor edge of the entry block. Update other calls
6315 to execute_cse_reciprocals_1.
6317 2005-08-08 Richard Henderson <rth@redhat.com>
6320 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
6322 2005-08-08 Bob Wilson <bob.wilson@acm.org>
6324 * expr.c (write_complex_part): Return after handling MEM.
6326 2005-08-08 Josh Conner <jconner@apple.com>
6328 PR rtl-optimization/23241
6329 * combine.c (simplify_comparison): Fix error in determining
6330 whether to lift a subreg from comparison.
6332 2005-08-08 David Edelsohn <edelsohn@gnu.org>
6335 * config/rs6000/altivec.md (vec_init<mode>): New.
6336 (vec_set<mode>): New.
6337 (vec_extract<mode>): New.
6338 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
6339 (rs6000_expand_vector_set): New.
6340 (rs6000_expand_vector_extract): New.
6341 (rs6000_legitimate_offset_address_p): Offset addresses are valid
6342 for Altivec modes before reload.
6343 (altivec_expand_vec_init_builtin): New.
6344 (get_element_number): New.
6345 (altivec_expand_vec_set_builtin): New.
6346 (altivec_expand_vec_ext_builtin): New.
6347 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
6349 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
6351 * config/rs6000/rs6000.h (rs6000_builtins): Add
6352 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
6353 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
6354 * config/rs6000/rs6000-protos.h: Declare new functions.
6356 2005-08-08 Jan Hubicka <jh@suse.cz>
6358 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
6359 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
6360 * i386.md (movdi*): Use pic_32bit_operand.
6361 * predicates.md (pic_32bit_operand): New.
6363 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
6366 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
6368 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
6370 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
6371 (test_for_singularity): Use fold_build2.
6373 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6375 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
6377 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
6379 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
6380 (COMMON_ASM_OP) Define.
6381 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
6382 (ix86_encode_section_info): Likewise.
6383 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
6384 SUBTARGET_ENCODE_SECTION_INFO.
6386 2005-08-06 Richard Henderson <rth@redhat.com>
6389 * tree-nested.c (convert_local_reference): Save and restore val_only
6390 around component_ref and friends. Clear walk_subtrees by default.
6392 2005-08-06 Peter O'Gorman <peter@pogma.com>
6395 * gcc.c (process_command): Check the argument to -b has a dash.
6396 * doc/invoke.texi: Update -b and -V docs.
6398 2005-08-06 James E Wilson <wilson@specifix.com>
6400 * config/mips/cross64.h, config/mips/t-cross64: Delete.
6402 2005-08-06 Michael Matz <matz@suse.de>
6404 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
6405 member only if only one insn is associated with the value.
6407 2005-08-06 Nick Clifton <nickc@redhat.com>
6409 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
6411 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
6412 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
6413 Check symbol flags instead of symbol name mangling.
6414 (xstormy16_asm_output_aligned_common): Likewise. Also
6415 simplify code since the bss100_section cass is the only case
6416 where the below100 code will be triggered.
6417 (xstormy16_encode_section_info): Encode below100 attribute
6418 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
6420 (xstormy16_strip_name_encoding): Delete - this function is no
6422 (TARGET_STRIP_NAME_ENCODING): Undefine.
6423 * config/stormy16/stormy16-protos.h: Delete prototype for
6424 xstormy16_strip_name_encoding.
6426 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
6428 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
6429 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
6430 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
6431 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
6432 config/alpha/predicates.md, config/arc/arc.h,
6433 config/arm/arm.h, config/arm/ieee754-df.S,
6434 config/arm/ieee754-sf.S, config/bfin/bfin.c,
6435 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
6436 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
6437 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
6438 config/m68hc11/m68hc11.h, config/mips/mips.c,
6439 config/mips/mips.h, config/mips/openbsd.h,
6440 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
6441 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
6442 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6443 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6444 config/sparc/linux.h, config/sparc/linux64.h,
6445 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
6446 doc/extend.texi, doc/gcov.texi, doc/install.texi,
6447 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
6448 typos. Follow spelling conventions.
6450 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
6453 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
6454 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
6455 specially. Check for side effects only for COND_EXPR.
6456 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
6457 return with TREE_NO_WARNING.
6459 2005-08-06 Richard Sandiford <richard@codesourcery.com>
6461 PR rtl-optimization/23233
6462 * loop.c (combine_movables): Require the modes to be the same.
6463 (move_movables): Remove handling of cases where the replacement
6464 had a different mode to the original.
6466 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
6468 PR tree-optimization/23128
6469 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
6470 subtraction wrap, and set TREE_OVERFLOW if they do.
6472 2005-08-05 Richard Henderson <rth@redhat.com>
6475 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
6476 FORCED_LABEL labels.
6478 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
6481 * reload.c (find_reloads_subreg_address): Pass down TYPE
6482 unchanged. Change all callers except find_reloads_toplev.
6484 2005-08-05 Michael Matz <matz@suse.de>
6486 * genattrtab.c (current_alternative_string): Remove.
6487 (SIMPLIFY_ALTERNATIVE): Ditto.
6488 (attr_alt_bit_p): Ditto.
6489 (alternative_name): Make const char *.
6490 (evaluate_eq_attr): Remove use of above things.
6491 (simplify_test_exp): Ditto.
6492 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
6493 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
6495 2005-08-04 James E Wilson <wilson@specifix.com>
6497 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
6498 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
6499 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
6500 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
6501 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
6503 2005-08-04 Richard Henderson <rth@redhat.com>
6506 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
6507 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
6508 * tree-sra.c (decide_block_copy): Use it. Disable element copy
6509 if we'd have to instantiate too many members.
6511 2005-08-04 Richard Henderson <rth@redhat.com>
6514 * tree-outof-ssa.c (coalesce_asm_operands): New.
6515 (coalesce_ssa_name): Use it. Split out ...
6516 (coalesce_phi_operands, coalesce_result_decls): ... these.
6518 2005-08-04 Paul Brook <paul@codesourcery.com>
6520 * read-rtl.c (read_quoted_string): Break if EOF.
6522 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
6524 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
6525 (fold_build2): Likewise.
6526 (fold_build3): Likewise.
6527 (fold_build1_stat): New function prototype.
6528 (fold_build2_stat): Likewise.
6529 (fold_build3_stat): Likewise.
6530 * fold-const.c (fold_build1): Rename to ..
6531 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6532 through to build1_stat.
6533 (fold_build2): Rename to ..
6534 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6535 through to build2_stat.
6536 (fold_build3): Rename to ..
6537 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6538 through to build3_stat.
6540 2005-08-04 David Edelsohn <edelsohn@gnu.org>
6541 Ian Lance Taylor <ian@airs.com>
6543 * function.c (assign_stack_local_1): Do not correct stack slot
6544 address if allocation size is smaller than mode size.
6546 2005-08-04 Diego Novillo <dnovillo@redhat.com>
6549 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
6550 (tree_merge_blocks): Propagate anything allowed by
6552 Clarify documentation.
6553 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
6554 SSA form, schedule an update if necessary.
6556 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
6558 * doc/install.texi (Binaries): Remove broken link to
6559 Sinix/Reliant Unix binaries.
6561 2005-08-03 Richard Henderson <rth@redhat.com>
6564 * function.c (stack_protect_epilogue): Export.
6565 * tree.h (stack_protect_epilogue): Declare.
6566 * calls.c (expand_call): Call it.
6568 2005-08-03 Eric Christopher <echristo@apple.com>
6570 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
6571 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
6574 2005-08-04 Jan Hubicka <jh@suse.cz>
6576 * profile.c (branch_prob): Split edges with goto locus on them
6577 to get proper line counts.
6578 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
6580 2005-08-03 Paul Brook <paul@codesourcery.com>
6582 * function.c (assign_parms): Round current_function_args_size
6583 to PARM_BOUNDARY, not STACK_BOUNDARY.
6585 2005-08-03 Geoffrey Keating <geoffk@apple.com>
6587 * config/i386/i386.c (x86_elf_aligned_common)
6588 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
6590 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
6592 PR tree-optimization/23157
6593 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
6594 before emitting them.
6596 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6598 PR tree-optimization/19899
6599 * Makefile.in (tree-scalar-evolution.o): Add real.h.
6600 * tree-scalar-evolution.c: Include real.h.
6601 (add_to_evolution): Build constant -1 of correct type.
6603 2005-08-03 Jan Hubicka <jh@suse.cz>
6605 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
6606 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
6607 profile updating for complette unrolling.
6608 * loop-unroll.c (peel_loop_completely): Use it.
6609 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
6610 (tree_unroll_loops_completely): Disable code growing unrolling of cold
6613 2005-08-03 Paul Brook <paul@codesourcery.com>
6615 * combine.c (can_change_dest_mode): New function.
6616 (try_combine, simplify_set): Use it.
6618 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
6620 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
6623 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
6625 * doc/install.texi (Specific): Adjust link to openavr.org.
6626 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
6627 (Binaries): Adjust HP-UX Porting Center link.
6628 (Binaries): Adjust Free Software Foundation ordering link.
6630 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
6632 * convert.c (convert_to_integer): Use fold_build1 instead of
6633 build1 when converting an integer to an integer.
6635 2005-08-02 Richard Henderson <rth@redhat.com>
6637 * combine.c (combine_instructions): Don't use reg_equal/equiv
6638 results if the mode doesn't match.
6640 2005-08-02 Mark Mitchell <mark@codesourcery.com>
6642 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
6643 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
6645 2005-08-02 Richard Henderson <rth@redhat.com>
6648 * explow.c (memory_address): Remove special-case for
6649 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6651 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6654 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6655 number of calls to cleanup_tree_cfg_1.
6657 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6659 * doc/invoke.texi: document file extensions .F90 and .F95
6661 2005-08-02 Richard Guenther <rguenther@suse.de>
6663 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6664 positive if its first argument is positive.
6666 2005-08-02 Richard Guenther <rguenther@suse.de>
6668 PR tree-optimization/23177
6669 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
6672 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
6674 PR tree-optimization/23129
6675 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
6676 varying for divisions with anti-ranges.
6678 2005-08-02 Jan Hubicka <jh@suse.cz>
6680 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
6681 * tree-ssa-threadupdate.c (thread_block): Add it here.
6683 2005-08-01 James E Wilson <wilson@specifix.com>
6685 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
6686 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
6687 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
6689 * config/mips/predicates.md (const_call_insn_operand): Add check for
6690 SYMBOL_REF_LONG_CALL_P.
6691 * doc/extend.texi (long_call): Document the new attribute.
6693 2005-08-01 Ian Lance Taylor <ian@airs.com>
6694 Richard Henderson <rth@redhat.com>
6696 * Makefile.in (RTL_BASE_H): Add real.h.
6697 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6699 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6701 * rtl.c (rtl_check_failed_code_mode): New.
6702 * rtl.h (struct rtx_def): Add u.rv.
6703 (XCMWINT, XCNMPRV): New.
6704 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6705 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6707 2005-08-01 Richard Henderson <rth@redhat.com>
6709 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6710 with auto-inc codes.
6712 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6714 2005-08-01 Jan Hubicka <jh@suse.cz>
6716 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6717 * i386.c: Include dwarf2.h
6718 (asm_preferred_eh_data_format): New.
6719 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
6721 2005-08-01 Ian Lance Taylor <ian@airs.com>
6723 * config/host-linux.c (linux_gt_pch_get_address): Add new name
6724 randomize_va_space for virtual address randomization control.
6726 2005-08-01 Steven Bosscher <stevenb@suse.de>
6728 * common.opt (flag_ipa_cp): Put in right place to maintain
6731 2005-08-01 Jan Hubicka <jh@suse.cz>
6733 * profile.c (compute_value_histograms): Fix thinko.
6734 * value-prof.c: Include toplev.h
6735 (check_counter): New function.
6736 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6737 tree_mod_subtract_transform): Add sanity check.
6739 2005-08-01 Richard Guenther <rguenther@suse.de>
6741 PR tree-optimization/23133
6742 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
6743 current functions parameter decls to find defs to cse
6746 2005-08-01 Richard Guenther <rguenther@suse.de>
6748 PR tree-optimization/23109
6749 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
6750 If trapping math is in effect, use post-dominator information
6751 to check if we'd in any case reach a trapping point before
6752 doing the reciprocal insertion.
6753 (execute_cse_reciprocals): Compute post-dominators, if necessary.
6754 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
6755 expressions are invariant only if trapping math is not in effect.
6757 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6759 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
6760 cgraph_function_versioning): New declarations.
6761 * cgraphunit.c: Add include to ipa-prop.h.
6762 (update_call_expr, cgraph_copy_node_for_versioning,
6763 cgraph_function_versioning): New functions.
6764 * integrate.c (copy_decl_for_inlining): Remove.
6765 * ipa-prop.h (ipa_replace_map): New struct.
6766 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
6767 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
6768 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
6769 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
6770 ipcp_iterate_stage, ipcp_method_scale_print,
6771 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
6772 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
6773 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
6774 ipcp_update_bb_counts, ipcp_update_profiling,
6775 ipcp_update_edges_counts): New functions.
6776 (ipcp_method_cval_init): Remove restriction regarding local methods.
6777 (ipcp_init_stage): Add ipcp_method_compute_scale.
6778 (ipcp_insert_stage): Add versioning.
6779 (ipcp_structures_print): Add ipcp_method_scale_print.
6780 (ipcp_driver): Dump profiling info.
6781 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6782 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6783 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6784 (struct inline_data): Add versioning_p, ipa_info, new fields.
6785 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6786 declare_return_variable): Replace calls to copy_decl_for_inlining with
6788 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6790 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6791 Add argument VERSIONING.
6792 (copy_arguments_for_versioning, copy_static_chain,
6793 function_versionable_p, tree_versionable_function_p,
6794 tree_function_versioning, replace_ref_tree): New functions.
6795 * tree-inline.h: Include varray.h.
6796 (tree_versionable_function_p, tree_function_versioning,
6797 tree copy_decl_for_dup): New declarations.
6799 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6801 * ipa-cp.c: New file. Contains IPCP specific functionality.
6802 * ipa-prop.h: New file. Contains structures/definitions that can be
6803 used by several interprocedural data flow optimizations (and also IPCP).
6804 * ipa-prop.c: New file.
6805 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6806 * common.opt: Add ipa-cp flag.
6807 * timevar.def: Add IPCP optimization.
6808 * tree-optimize.c (init_tree_optimization_passes): Schedule
6810 * tree-pass.h (pass_ipa_cp): Declare.
6812 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6814 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6815 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6816 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6817 config/i386/i386.c, config/mips/mips.h,
6818 config/rs6000/rs6000.h, config/sh/sh.c,
6819 config/stormy16/stormy16.c: Fix comment typos.
6821 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6824 * c-typeck.c (build_binary_op): Use common_type wrapper on
6826 (common_type): Update comment.
6828 2005-07-31 Steven Bosscher <stevenb@suse.de>
6831 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6832 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6833 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6835 2005-07-31 Jan Hubicka <jh@suse.cz>
6837 * pretty-print.h (pp_widest_integer): New macro.
6838 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6841 2005-07-31 Jan Hubicka <jh@suse.cz>
6843 * output.h (enum section_category): Export from varasm.c
6844 (categorize_decl_for_section): Likewise.
6845 * varasm.c (enum section_category): Kill.
6846 (categorize_decl_for_section): Make global.
6847 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6849 * i386.c (ix86_section_threshold): New static variable.
6850 (ix86_in_large_data_p, ix86_encode_section_info,
6851 x86_64_elf_unique_section,
6852 x86_64_elf_select_section): New functions.
6853 (TARGET_ENCODE_SECTION_INFO): Define
6854 (override_options): Enable medium model for PIC.
6855 (ix86_expand_prologue): Expand gen_set_got_rex64.
6856 (legitimate_constant_p): Handle new UNSPECs.
6857 (legitimate_pic_address_disp_p): Likewise.
6858 (legitimize_pic_address): Lower MEDIUM model addressing.
6859 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6860 (enum cmodel): Add MEDIUM_PIC.
6861 (SYMBOL_REF_FAR_ADDR_P): New macro.
6862 (SYMBOL_FLAG_FAR_ADDR): New flag.
6863 * i386.md (movdi): Support medium model.
6864 (set_got_rex64): New pattern.
6865 * i386.opt (mlarge-data-threshold): New flag.
6866 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6867 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6868 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6869 TARGET_ASM_UNIQUE_SECTION): New.
6871 * invoke.texi (-mlarge_data_threshold): Document
6873 2005-07-31 Jan Hubicka <jh@suse.cz>
6875 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6876 (coalesce_vars): Likewise.
6877 * tree-ssa-live.c (coalesce_cost): New.
6878 (build_tree_conflict_graph): Use coalesce_cost.
6879 * tree-ssa-live.h (coalesce_cost): Declare.
6881 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6883 * arm.md (all peepholes for post-increment operations): Delete.
6884 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6885 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6886 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6887 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6888 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6890 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6892 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6895 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6898 * doc/invoke.texi: Document -rdynamic.
6900 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6903 * c-parser.c (c_parser_parms_list_declarator): Call
6904 mark_forward_parm_decls.
6905 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6906 decls with visibility structure.
6908 2005-07-30 Paul Brook <paul@codesourcery.com>
6910 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6912 2005-07-30 Paul Brook <paul@codesourcery.com>
6914 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6916 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6918 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6920 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6923 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6924 nested function declarators.
6925 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6926 (grokparms): Call warn_if_shadowing for parameters used within the
6928 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6929 not used within the parameter list.
6930 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6932 2005-07-30 Jan Hubicka <jh@suse.cz>
6934 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6935 * i386.c (ix86_fixup_binary_operands): Likewise.
6936 (ix86_expand_unary_operator): Likewise.
6937 (ix86_expand_fp_absneg_operator): Likewise.
6938 * optabs.c (expand_vec_cond_expr): Validate dest.
6940 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6943 * real.c (real_from_string): Also set last bit if there is a
6944 nonzero hex digit beyond GCC's internal precision after ".".
6946 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6948 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6949 define_constants. Change duplicate values to unassigned numbers.
6950 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6951 (*altivec_vspltsf): New.
6952 (altivec_vperm_v4sf): Delete.
6953 (altivec_vperm_<mode>): Use mode macro V.
6954 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6955 (altivec_predicate_v4sf): Delete.
6956 (altivec_predicate_<mode>): Use mode macro V.
6957 (*altivec_lvesfx): New.
6958 (*altivec_stvesfx): New.
6959 (vec_realign_load_v4sf): Delete.
6960 (vec_realign_load_<mode>): Use mode macro V.
6961 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6964 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6967 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6969 * configure: Regenerated.
6971 2005-07-29 Paul Brook <paul@codesourcery.com>
6973 * doc/install.texi: Add link to GFortran binaries wiki page.
6975 2005-07-29 David Ung <davidu@mips.com>
6977 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6978 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6979 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6980 * config/mips/mips.md (cpu): Add 5kf name.
6981 (includes): Includes 5k.md.
6982 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6983 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6986 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6989 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6990 (cleanup_tree_cfg): ... here.
6991 Call cleanup_tree_cfg_1 until there are no more cleanups to
6994 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6996 * tree-vrp.c (compare_range_with_value): Return true or false
6997 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6998 EQ_EXPR respectively.
7000 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
7002 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
7005 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7007 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
7008 (tree_ssa_dominator_optimize): Increment it.
7009 (dump_dominator_optimization_stats): Print it.
7011 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
7012 Steven Bosscher <stevenb@suse.de>
7014 PR rtl-optimization/23117
7015 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
7016 when head == tail. Tidy comment.
7018 2005-07-28 Richard Henderson <rth@redhat.com>
7020 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
7021 * cselib.c (rtx_equal_for_cselib_p): Likewise.
7022 * jump.c (rtx_renumbered_equal_p): Likewise.
7023 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
7024 CONST_INT and CONST_DOUBLE.
7025 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
7026 * reload.c (operands_match_p): Special case CONST_INT and
7027 CONST_DOUBLE; check mode earlier.
7029 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7032 * c-typeck.c (convert_for_assignment): Do not check
7033 DECL_IN_SYSTEM_HEADER on NULL fundecl.
7035 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7038 * c-typeck.c (composite_type): Prefer constant size arrays to
7041 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7044 * real.c (real_from_string): Set last bit if there is a nonzero
7045 hex digit beyond GCC's internal precision.
7047 2005-07-28 Richard Henderson <rth@redhat.com>
7050 * cfgcleanup.c (try_forward_edges): Watch out for end of
7053 2005-07-28 James E Wilson <wilson@specifixinc.com>
7056 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
7058 2005-07-28 Jan Hubicka <jh@suse.cz>
7060 * Makefile.in (rtl-profile.o): Kill all traces of it.
7061 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
7062 * coverage.h (rtl_coverage_counter_ref): Kill.
7063 * opts.c (flag_speculative_prefetching_set): Kill.
7064 (flag_loop_optimize_set): New.
7065 (common_handle_option): Disable loop optimizer when profiling;
7066 do not handle speculative prefetching.
7067 * passes.c (init_optimization_passes): Replace pass_profiling combo
7068 by branch_prob pass.
7069 * profile.c (compute_value_histograms): Update for simplified value
7071 (rtl_register_profile_hooks): Kill.
7072 (pass_profiling): Kill.
7073 (rest_of_handle_branch_prob): Do not profile.
7074 * toplev.c (process_options): Remove speculative prefetching.
7075 * toplev.h (flag_tree_based_profiling): Kill.
7076 * tree-profile.c (prepare_instrumented_value,
7077 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7078 tree_gen_one_value_profiler, do_tree_profiling): Update for
7079 simplified datastructures.
7080 * value-prof.c: Add comment that speculative prefetching was dropped;
7081 update rest of file for simplified datastructures.
7082 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
7083 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
7084 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
7085 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
7086 rtl_mod_subtract, gen_speculative_prefetch,
7087 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
7088 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
7089 (gate_handle_value_profile_transformations,
7090 rest_of_handle_value_profile_transformations,
7091 pass_value_profile_transformations): Kill.
7092 * value-prof.h (histogram_value_t): Remove IL based unions.
7093 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
7094 rtl_profile_hooks): Remove hooks.
7096 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
7098 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
7099 (cgraph_clone_node): Likewise.
7100 * cgraph.h (cgraph_clone_edge): Update prototype.
7101 (cgraph_clone_node): Likewise.
7102 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
7104 (lookup_recursive_calls): Consider profile.
7105 (cgraph_decide_recursive_inlining): Fix updating; use new
7106 probability argument; use profile.
7107 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
7108 * tree-inline.c (copy_bb): Update clal of clone_edge.
7109 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
7111 * invoke.texi (min-inline-recursive-probability): Document.
7113 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
7115 * doc/install.texi (Configuration): Update Valgrind homepage.
7117 2005-07-28 Richard Henderson <rth@redhat.com>
7120 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
7121 labels we want to delete.
7122 (cfg_layout_merge_blocks): Likewise.
7124 2005-07-28 Richard Henderson <rth@redhat.com>
7127 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
7128 when expanding to nothing.
7130 2005-07-28 Josh Conner <jconner@apple.com>
7132 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
7133 (cgraph_decide_inlining_of_small_functions): Likewise.
7135 2005-07-28 Josh Conner <jconner@apple.com>
7137 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
7138 direction of badness if negative.
7139 (cgraph_default_inline_p): Add reason to parameters, and assign it
7141 (cgraph_decide_inlining_of_small_functions): New parameter in call
7142 to cgraph_default_inline_p.
7143 (cgraph_decide_inlining_incrementally): Likewise.
7144 * cgraphunit.c (decide_is_function_needed): Likewise.
7145 * cgraph.h (cgraph_default_inline_p): Likewise.
7147 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7149 * builtins.c: Fix comment typo(s).
7150 * genautomata.c: Likewise.
7151 * gimplify.c: Likewise.
7152 * tree-dfa.c: Likewise.
7153 * tree-flow-inline.h: Likewise.
7154 * tree-into-ssa.c: Likewise.
7155 * tree-ssa-alias.c: Likewise.
7156 * tree-ssa-ccp.c: Likewise.
7157 * tree-ssa-copy.c: Likewise.
7158 * tree-ssa-dce.c: Likewise.
7159 * tree-ssa-dom.c: Likewise.
7160 * tree-ssa-operands.c: Likewise.
7161 * tree-tailcall.c: Likewise.
7162 * tree-vectorizer.c: Likewise.
7163 * tree-vrp.c: Likewise.
7166 2005-07-28 Jeff Law <law@redhat.com>
7168 * tree-vrp.c (test_for_singularity): Extracted from ...
7169 (simplify_cond_using_ranges): Attempt to simplify a relational
7170 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
7172 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
7174 PR tree-optimization/22506
7175 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
7176 phis whose argument is constant.
7178 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
7180 PR rtl-optimization/18992
7181 Back out this patch:
7182 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7183 PR optimization/12142
7184 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
7185 uses of the register in the SET_SRC. Remove unnecessary argument.
7187 Replace it with this:
7188 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
7189 if flag_non_call_exceptions is set and the insn may trap, pass
7190 pc_rtx as dest for recursion.
7191 In SET_SRC part of SET case, if dest is already set, pass it down
7194 2005-07-28 Jan Hubicka <jh@suse.cz>
7196 * cfg.c (update_bb_profile_for_threading): Use RDIV.
7197 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
7198 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
7200 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
7201 profile when available.
7203 2005-07-28 Jan Beulich <jbeulich@novell.com>
7205 * config/ia64/ia64.c (ia64_load_pair_ok): New.
7206 (ia64_print_operand): Describe and handle 'X'.
7207 (ia64_register_move_cost): Also handle FP_REGS.
7208 (ia64_preferred_reload_class): Likewise.
7209 (ia64_secondary_reload_class): Likewise.
7210 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
7211 it. Also check for ITANIUM_CLASS_FLDP.
7212 * config/ia64/ia64.h (FP_REGNO_P): New.
7213 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
7214 (reg_class): Add FP_REGS.
7215 (REG_CLASS_NAMES): Adjust for it.
7216 (REG_CLASS_CONTENTS): Likewise.
7217 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
7218 (REG_CLASS_FROM_LETTER): Handle 'x'.
7219 (CLASS_MAX_NREGS): Handle FP_REGS.
7220 (MEMORY_MOVE_COST): Likewise.
7221 * config/ia64/ia64.md (itanium_class): Add fldp.
7222 (type): Handle fldp.
7223 (movti_internal): More allowable operand combinations. Use ldfp8 when
7224 splitting unnecessary. Remove predicable attribute. Adjust
7225 itanium_class attribute.
7226 (smuldi3_highpart): Remove outdated comment.
7227 (mulditi3, umulditi3, rotlti3): New expanders.
7228 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
7229 (absti2): Disabled new insn for future reference.
7230 Respective new splitters.
7231 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
7232 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
7233 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
7235 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
7237 PR rtl-optimization/23047
7238 * simplify-rtx.c (simplify_const_relational_operation): Respect
7239 flag_wrapv for comparisons with ABS.
7241 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
7243 PR tree-optimization/22493
7244 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
7245 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
7247 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
7249 * config/frv/frv.opt (moptimize-membar): New.
7251 * doc/invoke.texi: Document -moptimize-membar and its inverse.
7253 * config/frv/frv.h: Remove machine_function definition.
7255 * config/frv/frv.c (struct frv_io): New.
7256 (struct machine_function): Moved from frv.h. Add has_membar_p.
7257 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
7258 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
7259 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
7260 (frv_optimize_membar_global, frv_optimize_membar): New functions.
7261 (frv_reorg): Call frv_optimize_membar when appropriate.
7262 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
7263 (frv_expand_builtin): Adjust calls accordingly.
7264 (frv_io_address_cookie): New function.
7265 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
7266 load or store rather than a special insn. Add ccnstant address and
7267 io-type operands to the membar.
7268 (frv_ifcvt_modify_tests): Unsign regno.
7269 (frv_ifcvt_modify_tests): Same.
7271 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
7272 UNSPEC_OPTIONAL_MEMBAR constant.
7273 (builtin_read_<mode>): Delete.
7274 (builtin_write_<mode>): Delete.
7275 ("optional_membar_<mode>"): Add operand.
7277 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
7278 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
7279 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
7280 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
7281 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
7282 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
7283 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
7284 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
7285 * testsuite/gcc.target/frv/all-read-write-1.c: New.
7287 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
7289 * df.c (df_uses_record): Handle SCRATCH.
7291 2005-07-28 Steven Bosscher <stevenb@suse.de>
7294 * passes.c (rest_of_decl_compilation): If decl is a type and
7295 we have encountered errors, don't emit debug information.
7297 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
7299 * params.def: Fixed comment.
7301 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
7304 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
7305 (TARGET_ASM_UNALIGNED_HI_OP): Add.
7306 (TARGET_ASM_UNALIGNED_SI_OP): Add.
7308 2005-07-27 Steven Bosscher <stevenb@suse.de>
7311 * varasm.c (assemble_start_function): Don't do anything that may
7312 require a CFG if the current function is a thunk.
7314 2005-07-25 Geoffrey Keating <geoffk@apple.com>
7316 * doc/install.texi (Prerequisites): Mention that perl is needed
7317 to do export control in libstdc++ targetting Darwin.
7319 2005-07-27 Steven Bosscher <stevenb@suse.de>
7321 PR rtl-optimization/17808
7322 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
7323 (sched_insns_conditions_mutex_p): Split out from...
7324 (add_dependence): ...here. But don't call it from here.
7325 (add_dependence_list): Check sched_insns_conditions_mutex_p
7326 before calling add_dependence.
7327 (add_dependence_list_and_free): Likewise.
7328 (fixup_sched_groups): Likewise.
7329 (sched_analyze_1): Likewise.
7330 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
7331 (sched_analyze): Likewise.
7332 (sched_analyze_insn): Likewise.
7333 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7334 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
7335 dependencies on all COND_EXEC insns to jumps ending basic blocks
7336 when doing intrablock scheduling.
7337 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
7339 2005-07-27 Jeff Law <law@redhat.com>
7341 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
7342 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
7343 equivalency sets, correctly handle the case were vr0 has an
7344 equivalency set, but vr1 does not.
7346 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
7348 PR tree-optimization/23073
7349 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
7350 vect_print_dump_info before fprintf.
7352 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7354 PR tree-optimize/22348
7355 * tree-ssa-loop-niter.c (number_of_iterations_cond):
7356 Fold the partial computation.
7358 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7360 PR tree-optimization/22325
7361 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
7363 * tree-scalar-evolution.c (scev_const_prop): Add generic final
7365 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
7366 (force_var_cost): ... this function.
7367 (compute_phi_arg_on_exit): Export.
7369 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7371 PR tree-optimization/20773
7372 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
7375 2005-07-27 Richard Guenther <rguenther@suse.de>
7377 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
7378 Avoid pushing again if current struct contains only
7379 fields we decomposed.
7381 2005-07-27 Jan Hubicka <jh@suse.cz>
7383 PR tree-optimization/22574
7384 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
7387 * tree-tailcall.c (decrease_profile): New function.
7388 (eliminate_tail_call): Use it.
7390 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
7391 visibility flags correctly in whole program mode.
7393 2005-07-26 Steve Ellcey <sje@cup.hp.com>
7395 PR rtl-optimization/22472
7396 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
7398 2005-07-26 Steven Bosscher <stevenb@suse.de>
7400 PR tree-optimization/22504
7401 * tree-complex.c (expand_complex_addition): Use 'code' instead
7402 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
7404 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7406 * config.gcc (cpu_type): Add frv case.
7407 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
7408 (supported_defaults): Add fr550 case.
7410 2005-07-26 Diego Novillo <dnovillo@redhat.com>
7413 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
7414 whether a pointer of type T * may point to objects of type T *.
7416 2005-07-26 DJ Delorie <dj@redhat.com>
7418 * configure: Regenerate.
7420 2005-07-26 Dale Johannesen <dalej@apple.com>
7422 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
7424 2005-07-26 Mark Mitchell <mark@codesourcery.com>
7426 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
7427 Clarify use of "build" in name.
7429 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7431 * doc/extend.texi (Raw read/write Functions): New section.
7432 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
7433 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
7434 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
7435 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
7436 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
7437 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
7438 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
7439 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
7440 * config/frv/frv.c: Add bdesc_loads global.
7441 Add bdesc_stores global.
7442 (frv_init_builtins): Add support for __builtin_{read/write}*.
7443 (frv_volatile_memref): New.
7444 (frv_expand_load_builtin): New.
7445 (frv_expand_store_builtin): New.
7446 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
7447 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
7448 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
7449 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
7450 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
7451 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
7452 (builtin_read_<mode>): New.
7453 (builtin_write_<mode>): New.
7454 (builtin_write64): New.
7455 (optional_membar_<mode>): New.
7457 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
7459 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
7460 (rather than units) against HOST_BITS_PER_WIDE_INT.
7462 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
7464 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
7465 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
7466 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
7467 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
7470 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
7471 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
7472 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
7474 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
7476 2005-07-26 Richard Guenther <rguenther@suse.de>
7478 PR tree-optimization/22486
7479 * fold-const.c (fold_unary): Fold away useless component
7480 references of the form (T *)&T.x, if the address
7483 2005-07-25 James E Wilson <wilson@specifixinc.com>
7485 * dwarf2out.c (add_call_src_coords_attributes): New.
7486 (gen_inlined_subroutine_die): Call it.
7487 (maybe_emit_file, init_file_table): Add comments.
7488 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
7490 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
7491 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
7492 * tree.h (BLOCK_SOURCE_LOCATION): New.
7493 (struct tree_block): New field locus.
7495 2005-07-26 Andreas Schwab <schwab@suse.de>
7497 PR rtl-optimization/23043
7498 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
7499 when allocating a struct unoccr.
7501 2005-07-25 Richard Henderson <rth@redhat.com>
7504 * tree-complex.c (gate_no_optimization): True if errors.
7505 * Makefile.in (tree-complex.o): Update dependencies.
7507 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
7509 * config/frv/predicates.md (integer_register_operand): Use
7512 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7515 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
7517 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
7519 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7521 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
7522 types when flag_unsafe_math_optimizations is true.
7524 2005-07-25 Mark Mitchell <mark@codesourcery.com>
7526 * gcc.c (option_map): Add --sysroot.
7527 (process_command): Handle --sysroot.
7528 (display_help): Document it.
7529 * doc/cppopts.tex (-isysroot): Document.
7530 * doc/invoke.texi (--sysroot): Document.
7531 * doc/install.texi (--with-build-sysroot): Document.
7533 * Makefile.in (inhibit_libc): New variable.
7534 (INHIBIT_LIBC_CFLAGS): Likewise.
7535 (LIBGCC2_CFLAGS): Include
7536 $(INHIBIT_LIBC_CFLAGS).
7537 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
7538 ($(T)crtbegin.o): Do not use @inhibit_libc@.
7539 ($(T)crtend.o): Likewise.
7540 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
7541 ($(T)crtendS.o): Likewise.
7542 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
7543 ($(T)crtendT.o): Likewise.
7544 (stmp-fixinc): Do not complain about missing headers if
7546 * configure.ac (inhibit_libc): Set it to true/false.
7547 (--with-build-sysroot): New option. Use it to set
7549 * configure: Regenerated.
7551 2005-07-25 Manfred Hollstein <mh@suse.com>
7553 * calls.c (store_one_arg): Fix unsigned comparison warning.
7555 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7558 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
7559 (ggc_print_statistics): Initialize variable before use.
7561 2005-07-25 Richard Guenther <rguenther@suse.de>
7563 * tree-dfa.c (mark_new_vars_to_rename): Protect against
7564 calling with a PHI_NODE argument.
7566 * tree-flow-inline.h (overlap_subvar): Protect against
7569 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
7571 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
7572 * configure: Regenerate.
7574 2005-07-25 Ira Rosen <irar@il.ibm.com>
7576 * expr.c (highest_pow2_factor): Make extern.
7577 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
7578 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7579 record_array_differ_p, array_ptr_differ_p): Likewise.
7580 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
7581 additional cases. Call the above functions.
7582 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
7583 base_object_differ_p when there are two base objects. Otherwise, compare
7584 base address and offset. Call may_alias_p.
7585 (dump_data_reference): Use a correct field name.
7586 (analyze_array): Make static. Initialize new data-ref fields.
7587 (analyze_indirect_ref): New function.
7588 (init_data_ref): Initialize new data-ref fields.
7589 (strip_conversion): Moved from tree-vect-analyze.c.
7590 (analyze_offset_expr, get_ptr_offset, address_analysis,
7591 object_analysis): Likewise.
7592 (analyze_offset): New function.
7593 (create_data_ref): Likewise.
7594 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
7595 dimensions for ARRAY_REFs only.
7596 (build_classic_dist_vector): Make static.
7597 (access_functions_are_affine_or_constant_p): Call macro to get the
7598 address of access functions.
7599 (compute_all_dependences): Add new parameter
7600 compute_self_and_read_read_dependences. Compute self and read-read
7601 dependences if it is true.
7602 (find_data_references_in_loop): Call create_data_ref. Initialize new
7604 (compute_data_dependences_for_loop): Add new parameter
7605 compute_self_and_read_read_dependences. Remove parameter nb_loops,
7606 compute nb_loops. Call compute_all_dependences,
7607 build_classic_dist_vector and build_classic_dir_vector with correct
7609 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
7610 with correct parameters. Compare dimensions for ARRAY_REFs only.
7611 (free_data_refs): Call macro to free access functions.
7612 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
7613 fields from stmt_vinfo.
7614 (struct base_object_info): New structure.
7615 (struct data_reference): Move fields to base_object_info. Add fields
7616 first_location and object_info for above structures. Move fields from
7617 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
7618 aligned_to. Add macros to access the new fields.
7619 Update functions declarations.
7620 * tree-flow.h (is_aliased_with): Declare.
7621 * tree-loop-linear.c (linear_transform_loops): Call
7622 compute_data_dependences_for_loop with correct parameters.
7623 * tree-ssa-alias.c (is_aliased_with): New function.
7624 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
7625 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
7626 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
7627 vect_base_addr_differ_p, compute_subscript_distance and
7628 build_classic_dist_vector. Add printings. Check absolute value of
7630 (vect_analyze_data_ref_dependences): Go through ddrs instead of
7632 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
7633 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
7634 to bytes. Add printing.
7635 (vect_compute_data_refs_alignment): Go through loads and stores in one
7637 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
7638 vect_analyze_data_ref_access): Likewise.
7639 (vect_analyze_pointer_ref_access): Remove.
7640 (vect_address_analysis, vect_object_analysis): Likewise.
7641 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
7642 and analyze data-refs in the loop.
7643 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
7644 fields of data-ref instead of stmt. Add init to the offset from the
7646 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
7647 (vect_update_init_of_dr): Likewise.
7648 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7649 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7651 (new_loop_vec_info): Initialize new fields.
7652 (destroy_loop_vec_info): Free new fields.
7653 (vect_strip_conversion): Remove.
7654 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7655 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7656 datarefs. Add new field ddrs.
7657 Add macros for the new fields access.
7658 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7659 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7660 Remove their macros.
7661 * tree.h (highest_pow2_factor): Declare.
7663 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7665 * calls.c (store_one_arg): Check for sibling call MEM arguments
7666 from already clobbered incoming argument area.
7668 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7670 * c-common.c (check_missing_format_attribute): New.
7671 * c-common.h (check_missing_format_attribute): Likewise.
7672 * c-typeck.c (convert_for_assignment): Use it.
7674 2005-07-24 Andreas Schwab <schwab@suse.de>
7676 * config/m68k/m68k.md ("extendqidi2"): When source is an address
7677 register use a word move. Correct operand of ext.w in 68000 code.
7679 2005-07-23 Mark Mitchell <mark@codesourcery.com>
7681 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
7682 variables as declarations, rather than definitions.
7684 2005-07-24 Ira Rosen <irar@il.ibm.com>
7686 PR tree-optimization/22526
7687 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7690 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7692 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7693 that C99 reserve for future use. Use it to define clog10,
7694 clog10f and clog10l.
7696 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7698 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7699 * configure.ac: Check for -Wmissing-format-attribute.
7701 * configure: Regenerate.
7703 2005-07-23 Richard Henderson <rth@redhat.com>
7705 PR tree-optimization/22623
7706 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7708 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7711 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7713 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7715 * Makefile.in (C_TREE_H): Update dependencies.
7716 * c-tree.h: Include toplev.h.
7717 * diagnostic.h (diagnostic_set_info): Add format attribute.
7718 * rtl-error.c (diagnostic_for_asm): Likewise.
7720 2005-07-23 Chao-ying Fu <fu@mips.com>
7722 * config/mips/mips-dsp.md: New file.
7723 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
7724 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
7726 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
7727 MIPS_BUILTIN_BPOSGE32.
7728 (mips_expand_builtin_direct): Add one parameter to indicate that
7729 builtin functions need to return a value.
7730 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
7732 (mips_regno_to_class): Add classes for 12 new DSP registers.
7733 (mips_subword): Change to check four HI registers.
7734 (mips_output_move): Output move to and from 6 new DSP accumulators.
7735 (override_options): Make sure -mdsp and -mips16 are not used together.
7736 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
7738 (mips_conditional_register_usage): Disable 6 new DSP accumulators
7740 (print_operand): Add 'q' for printing DSP accumulators.
7741 (mips_cannot_change_mode_class): Check ACC_REGS.
7742 (mips_secondary_reload_class): Check ACC_REGS.
7743 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
7744 (mips_register_move_cost): Check ACC_REGS.
7745 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
7746 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
7747 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
7748 (dsp_bdesc): New array.
7749 (bdesc_arrays): Add DSP builtin function table.
7750 (mips_prepare_builtin_arg): Check predicate again after
7752 (mips_expand_builtin): Add one more parameter to
7753 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
7754 MIPS_BUILTIN_BPOSGE32.
7755 (mips_init_builtins): Initialize new function types.
7756 (mips_expand_builtin_direct): Check if builtin functions need to
7757 return a value and pass operands properly.
7758 (mips_expand_builtin_bposge): New function.
7759 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
7760 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
7761 (FIRST_PSEUDO_REGISTER): Increase to 188.
7762 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
7763 Update for 12 new DSP registers.
7764 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
7765 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
7766 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
7767 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
7768 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
7769 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
7770 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
7771 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
7772 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
7773 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
7774 (REGISTER_NAMES): Add names for 12 new DSP registers.
7775 * config/mips/mips.md: Include mips-dsp.md.
7776 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
7777 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
7778 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
7779 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
7780 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
7781 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7782 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7783 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7784 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7785 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7786 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7787 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7788 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7789 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7790 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7791 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7792 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7793 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7794 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7795 (UNSPEC_RDDSP): New constants.
7796 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7797 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7799 * config/mips/mips.opt (-mdsp): New option.
7800 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7801 (reg_imm10_operand): New predicates.
7802 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7803 * doc/invoke.texi (-mdsp): Document new option.
7805 2005-07-22 DJ Delorie <dj@redhat.com>
7807 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7809 * tree-inline.c (inlinable_function_p): Likewise.
7811 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7814 * toplev.c (check_global_declarations): Do not mark undefined
7815 variables as DECL_IGNORED_P.
7816 * varasm.c (first_global_object_name): GTY it.
7817 (weak_global_object_name): Likewise.
7818 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7819 a string to go into {weak,first}_global_object_name.
7821 2005-07-22 DJ Delorie <dj@redhat.com>
7823 * c-format.c (check_function_format): Change warning control
7824 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7826 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7828 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7829 &PTR->FLD a dereference of PTR.
7830 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7831 a potential dereference of PTR.
7833 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7835 PR rtl-optimization/20370
7836 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7837 call allocate_reg_info if necessary.
7839 PR rtl-optimization/21848
7840 * calls.c (emit_library_call_value_1): For const functions, add
7841 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7843 PR rtl-optimization/22445
7844 * cselib.c (target.h): Include.
7845 (rtx_equal_for_cselib_p): Allow commutative matches.
7846 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7847 Remove MODE parameter. Changed all callers.
7849 PR rtl-optimization/22258
7850 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7852 (try_combine): Use likely_spilled_retval_p.
7854 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7856 * config.gcc: Add crx-elf support.
7858 * doc/contrib.texi: Mention crx.
7859 * doc/extend.texi: Document crx extensions.
7860 * doc/install.texi: Document crx install.
7861 * doc/invoke.texi: Document crx options.
7862 * doc/md.texi: Document crx constraints.
7864 * config/crx/crx-protos.h: New file.
7865 * config/crx/crx.c: New file.
7866 * config/crx/crx.h: New file.
7867 * config/crx/crx.md: New file.
7868 * config/crx/crx.opt: New file.
7869 * config/crx/t-crx: New file.
7871 2005-07-22 Manfred Hollstein <mh@suse.com>
7873 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7875 (int_add_graph_edge): Likewise.
7876 (collapse_nodes): Likewise.
7877 (process_unification_queue): Likewise.
7879 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7880 Laurent GUERBY <laurent@guerby.net>
7882 PR tree-optimization/22336
7883 * function.c (record_block_change): Check for
7884 cfun->ib_boundaries_block.
7886 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7888 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7889 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7891 2005-07-21 DJ Delorie <dj@redhat.com>
7893 * toplev.c (warn_deprecated_use): Add warning control to warning
7895 * c-typeck.c (parser_build_binary_op): Likewise.
7896 (c_finish_if_stmt): Likewise.
7897 * c-common.c (check_function_sentinel): Likewise.
7898 (check_nonnull_arg): Likewise.
7900 2005-07-21 Richard Henderson <rth@redhat.com>
7903 * tree-complex.c (complex_ssa_name_components): New.
7904 (cvc_lookup): Allow entry not found.
7905 (create_components): Remove.
7906 (create_one_component_var, get_component_var): New.
7907 (get_component_ssa_name, set_component_ssa_name): New.
7908 (extract_component): Use get_component_ssa_name.
7909 (update_complex_components): Use set_component_ssa_name.
7910 (update_complex_components_on_edge): Likewise.
7911 (update_phi_components): Create new PHI nodes directly, instead
7912 of adding insns to edges.
7913 (tree_lower_complex): Allocate and free complex_variable_components
7914 and complex_ssa_name_components here.
7916 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7918 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7919 revert to returning false.
7921 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7924 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7926 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7929 * config/i386/i386.md (cmpxf): Change operand constraints
7930 to "nonmemory_operand".
7932 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7934 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7936 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7939 * fold-const.c (fold_build1): Add checksum for the operands.
7940 (fold_build2): Likewise.
7941 (fold_build3): Likewise.
7943 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7946 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7948 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7950 * common.opt (-fforward-propagate): Committed by mistake,
7953 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7955 * reg-stack.c: Fix comment typo(s).
7956 * tree-ssa-operands.c: Likewise.
7957 * tree-vectorizer: Likewise.
7959 2005-07-21 Nick Clifton <nickc@redhat.com>
7961 * config/sh/symbian.c: Replace C++ style line comments with C
7962 style line comments.
7963 (symbian_add_attribute): Do not use a ? operator on the LHS of
7965 (sh_symbian_handle_dll_attribute): Change the type of the
7966 method vector to "VEC(tree,gc)*" and use vector accessor
7967 macros to walk over the elements.
7968 (symbian_export_vtable_and_rtti_p): Likewise.
7969 (symbian_class_needs_attribute_p): Likewise.
7971 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7974 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7975 initialize targetm.resolve_overloaded_builtin here.
7976 (altivec_expand_overloaded_builtin): Make it non-static.
7977 * config/rs6000/rs6000-protos.h
7978 (altivec_expand_overloaded_builtin): New prototype.
7979 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7980 targetm.resolve_overloaded_builtin here.
7981 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7983 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7984 Zdenek Dvorak <dvorakz@suse.cz>
7986 PR tree-optimization/19210
7987 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7989 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7990 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7991 rely on unproven assumptions.
7992 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7993 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7994 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7995 to number_of_iterations_exit.
7996 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7997 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7998 * tree-ssa-loop-niter.c (find_loop_niter,
7999 estimate_numbers_of_iterations_loop): Likewise.
8000 (number_of_iterations_exit): Honor the new options.
8001 * doc/invoke.texi (Wunsafe-loop-optimizations,
8002 funsafe-loop-optimizations): Document them.
8004 2005-07-21 Richard Sandiford <richard@codesourcery.com>
8006 PR rtl-optimization/22167
8007 * gcse.c (hoist_code): Fix hoist_exprs[] check.
8009 2005-07-20 Adam Nemet <anemet@lnxw.com>
8011 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
8012 __do_global_dtors_aux longcall.
8014 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
8016 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
8017 (old_special_pred_table): Don't reference
8018 SPECIAL_MODE_PREDICATES.
8019 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
8020 * config/arc/arc.h: Don't mention PREDICATE_CODES.
8021 * config/sh/predicates.h: Don't mention
8022 SPECIAL_MODE_PREDICATES.
8023 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
8026 2005-07-20 DJ Delorie <dj@redhat.com>
8028 * config.gcc: Add m32c-elf support.
8030 * doc/contrib.texi: Mention m32c.
8031 * doc/extend.texi: Document m32c extensions.
8032 * doc/install.texi: Mention m32c.
8033 * doc/invoke.texi: Document m32c options.
8034 * doc/md.texi: Document m32c constraints.
8036 * config/m32c/addsub.md: New file.
8037 * config/m32c/bitops.md: New file.
8038 * config/m32c/cond.md: New file.
8039 * config/m32c/jump.md: New file.
8040 * config/m32c/m32c-lib1.S: New file.
8041 * config/m32c/m32c-lib2.c: New file.
8042 * config/m32c/m32c-modes.def: New file.
8043 * config/m32c/m32c-pragma.c: New file.
8044 * config/m32c/m32c-protos.h: New file.
8045 * config/m32c/m32c.abi: New file.
8046 * config/m32c/m32c.c: New file.
8047 * config/m32c/m32c.h: New file.
8048 * config/m32c/m32c.md: New file.
8049 * config/m32c/m32c.opt: New file.
8050 * config/m32c/minmax.md: New file.
8051 * config/m32c/mov.md: New file.
8052 * config/m32c/muldiv.md: New file.
8053 * config/m32c/predicates.md: New file.
8054 * config/m32c/prologue.md: New file.
8055 * config/m32c/shift.md: New file.
8056 * config/m32c/t-m32c: New file.
8058 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8060 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8061 (stack_protect_set, stack_protect_test): New expanders.
8062 (stack_protect_set_si, stack_protect_set_si_media,
8063 stack_protect_set_di_media, stack_protect_test_si,
8064 stack_protect_test_si_media, stack_protect_test_di_media):
8067 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
8069 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
8071 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
8073 * tree.h (tree_expr_nonzero_p): Export.
8074 * fold-const.c (tree_expr_nonzero_p): Likewise.
8075 Return true for CALL_EXPRs that are alloca calls.
8076 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
8078 * tree-flow.h (expr_computes_nonzero): Remove.
8079 * tree-vrp.c (expr_computes_nonzero): Remove.
8080 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
8081 (extract_range_from_unary_expr): Likewise.
8082 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
8083 tree_expr_nonzero_p.
8085 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
8087 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
8088 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
8089 extra arg "picreg" and use it instead of pic_offset_table_rtx.
8090 All callers changed.
8091 (frame_related_constant_load): New arg "related" which controls
8092 setting of RTX_FRAME_RELATED_P. All callers changed.
8093 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
8094 (bfin_expand_prologue): Add stack limit checking.
8095 * config/bfin/bfin.md (trapifcc): New pattern.
8097 * config/bfin/bfin.c: Include "langhooks.h".
8098 (def_builtin): Go through lang_hooks to call builtin_function.
8100 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
8101 * config/bfin/predicates.md (symbol_ref_operand): New.
8102 (call_insn_operand): Delete. All callers changed to use
8103 register_no_elim_operand.
8104 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
8106 (function_arg): Use it to generate the call's operand 2.
8107 (bfin_longcall_p): New function.
8108 (bfin_expand_call): Extra arg "cookie". All callers and declaration
8109 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
8110 determine if the address needs to be in a REG.
8111 (bfin_handle_longcall_attribute): New function.
8112 (bfin_attribute_table): Add "longcall" and "shortcall".
8113 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
8114 (CUMULATIVE_ARGS): New member call_cookie.
8115 (PREDICATE_CODES): Add symbol_ref_operand.
8116 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
8117 extra USE to the pattern.
8118 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
8119 New patterns, split off call_insn, sibcall_insn, call_value_insn and
8120 sibcall_value_insn; now the new patterns handle direct calls and the
8121 old ones indirect calls.
8122 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
8124 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8126 * doc/trouble.texi: Update section on handling of empty loops.
8128 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
8130 * config.gcc: Remove support for sparc-*-openbsd*,
8131 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
8133 * config.host: Remove support for i860-*-sysv4* as a host.
8134 * config/i860/*, config/ip2k/*, config/ns32k/*,
8135 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
8136 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
8137 mention obsolete ports.
8139 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8141 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
8143 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
8144 of frame_pointer_rtx.
8145 (sh_expand_epilogue): Likewise.
8146 (sh_set_return_address): Likewise.
8147 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
8148 instead of FRAME_POINTER_REGNUM if needed. Add elimination
8149 offsets from FRAME_POINTER_REGNUM.
8150 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
8151 (sh_register_names): Add initializer for sfp.
8152 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
8153 (VALID_REGISTER_P): Likewise.
8154 (FIRST_PSEUDO_REGISTER): Update.
8155 (DWARF_FRAME_REGISTERS): Define.
8156 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
8157 (HARD_FRAME_POINTER_REGNUM): Define.
8158 (FRAME_POINTER_REGNUM): Redefine.
8159 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
8160 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
8161 from FRAME_POINTER_REGNUM.
8162 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
8163 FRAME_POINTER_REGNUM.
8164 (REG_CLASS_CONTENTS): Add sfp.
8165 (REG_ALLOC_ORDER): Likewise.
8166 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
8167 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
8168 of frame_pointer_rtx.
8169 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8171 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
8173 * fold-const.c (tree_expr_nonnegative_p): Only return true for
8174 ABS_EXPR when flag_wrapv is false because of INT_MIN.
8175 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
8177 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
8180 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
8182 Make CONSTRUCTOR use VEC to store initializers.
8183 * c-common.c (complete_array_type): Update to cope with VEC in
8185 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
8186 (pp_c_constructor_elts): New function.
8187 * c-pretty-print.h (pp_c_constructor_elts): Declare.
8188 * c-typeck.c (build_function_call, build_c_cast, digest_init,
8189 struct constructor_stack, struct initializer_stack,
8190 constructor_elements, push_init_level, pop_init_level,
8191 add_pending_init, find_init_member, output_init_element): Update to
8192 cope with VEC in CONSTRUCTOR_ELTS.
8193 * coverage.c (build_fn_info_value, build_ctr_info_value,
8194 build_gcov_info): Likewise.
8195 * expr.c (categorize_ctor_elements_1, store_constructor,
8196 expand_expr_real_1): Likewise.
8197 * fold-const.c (fold_ternary): Likewise.
8198 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
8199 gimplify_init_constructor, gimplify_expr): Likewise.
8200 * tree-dump.c (dequeue_and_dump): Likewise.
8201 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
8203 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
8205 * tree-sra.c (generate_element_init_1): Likewise.
8206 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8207 * tree-ssa-operands.c (get_expr_operands): Likewise.
8208 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
8209 * tree-vect-transform.c (vect_get_vec_def_for_operand):
8210 (get_initial_def_for_reduction): Likewise.
8211 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
8212 value handle in annotations.
8213 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
8214 tree_node_structure): Add support for constr_kind.
8215 (build_vector_from_ctor, build_constructor_single,
8216 build_constructor_from_list): New functions.
8217 (build_constructor): Update to take a VEC instead of a TREE_LIST.
8218 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
8219 Update to cope with VEC in CONSTRUCTOR_ELTS.
8220 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
8221 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
8222 CONSTRUCTOR_APPEND_ELT): New macros.
8223 (struct constructor_elt, struct tree_constructor): New data types.
8224 (union tree_node): Add tree_constructor field.
8225 * treestruct.def: Define TS_CONSTRUCTOR.
8226 * varasm.c (const_hash_1, compare_constant, copy_constant,
8227 compute_reloc_for_constant, output_addressed_constants,
8228 initializer_constant_valid_p, output_constant,
8229 array_size_for_constructor, output_constructor): Update to cope with
8230 VEC in CONSTRUCTOR_ELTS.
8231 * vec.h (VEC_empty, VEC_copy): New macros.
8233 2005-07-19 Devang Patel <dpatel@apple.com>
8235 * dbxout.c (dbxout_type): Check Objective-C++ lang.
8237 2005-07-19 Richard Henderson <rth@redhat.com>
8240 * gimplify.c (gimplify_expr): Use main variant type for the temp
8241 destination for a discarded volatile read.
8242 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
8243 casts between non-void types that change volatility.
8245 2005-07-15 DJ Delorie <dj@redhat.com>
8247 * toplev.h: Add comment about the first parameter for warning().
8248 * errors.h: Likewise.
8250 * c.opt (Wpragmas): New.
8251 * doc/invoke.texi: Document it.
8253 * function.c (do_warn_unused_parameter): Add warning control to
8255 * c-decl.c (warn_if_shadowing): Likewise.
8256 * c-lex.c (cb_def_pragma): Likewise.
8257 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
8258 (pop_alignment): Likewise.
8259 (handle_pragma_pack): Likewise.
8260 (apply_pragma_weak): Likewise.
8261 (handle_pragma_weak): Likewise.
8262 (handle_pragma_redefine_extname): Likewise.
8263 (add_to_renaming_pragma_list): Likewise.
8264 (handle_pragma_extern_prefix): Likewise.
8265 (maybe_apply_renaming_pragma): Likewise.
8266 (handle_pragma_visibility): Likewise.
8268 * config/c4x/c4x-c.c (BAD): Likewise.
8269 (c4x_parse_pragma): Likewise.
8270 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
8271 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
8272 (rs6000_pragma_longcall): Likewise.
8273 * config/v850/v850-c.c (pop_data_area): Likewise.
8274 (ghs_pragma_section): Likewise.
8275 (ghs_pragma_section): Likewise.
8276 (ghs_pragma_interrupt): Likewise.
8277 (ghs_pragma_starttda): Likewise.
8278 (ghs_pragma_startsda): Likewise.
8279 (ghs_pragma_startzda): Likewise.
8280 (ghs_pragma_endtda): Likewise.
8281 (ghs_pragma_endsda): Likewise.
8282 (ghs_pragma_endzda): Likewise.
8284 2005-07-19 Danny Berlin <dberlin@dberlin.org>
8285 Kenneth Zadeck <zadeck@naturalbridge.com>
8287 * Makefile.in: Removed tree-promote-statics.c
8288 * tree-promote-statics.c: Removed.
8289 * common.opt: Removed flag-promote-statics.
8291 * passes.c: Removed tree-promote-statics pass.
8292 * tree-pass.h: Ditto.
8293 * timevar.def: Removed TV_PROMOTE_STATICS.
8296 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
8298 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
8300 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
8302 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8305 * c-common.c (check_function_arguments): Call
8306 'check_function_format' if either -Wformat or
8307 -Wmissing-format-attribute are specified.
8308 * c-format.c (check_function_format): Check -Wformat before
8309 calling 'check_format_info'.
8310 * c-opts.c (c_common_post_options): Don't warn for
8311 -Wmissing-format-attribute without -Wformat.
8312 * c-typeck.c (convert_for_assignment): Detect additional cases for
8313 -Wmissing-format-attribute.
8314 * doc/invoke.texi (-Wmissing-format-attribute): Document new
8317 2005-07-19 Richard Guenther <rguenther@suse.de>
8319 * config/i386/i386.md (lrint<mode>2): Use temporary
8320 instead of clobbering non-existent memory.
8322 2005-07-19 Nick Clifton <nickc@redhat.com>
8324 * config/avr/avr.c (legitimate_address_p): Fix debugging print
8325 statement to avoid displaying ASCII control characters.
8327 2005-07-19 Ben Elliston <bje@au.ibm.com>
8329 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
8330 * cfganal.c (find_edge_index): Ditto.
8331 * combine.c (combine_instructions): Ditto.
8332 * ddg.c (create_scc): Ditto.
8333 (find_successors): Ditto.
8334 (find_predecessors): Ditto.
8335 (find_nodes_on_paths): Ditto.
8336 (longest_simple_path): Ditto.
8337 * flow.c (update_life_info): Ditto.
8338 (count_or_remove_death_notes): Ditto.
8339 (clear_log_links): Ditto.
8340 * modulo-sched.c (generate_reg_moves): Ditto.
8341 (find_max_asap): Ditto.
8342 (find_max_hv_min_mob): Ditto.
8343 (find_max_dv_min_mob): Ditto.
8344 * sbitmap.c (sbitmap_first_set_bit): Ditto.
8345 * sched-rgn.c (extract_edgelst): Ditto.
8346 * tree-into-ssa.c (prepare_names_to_update): Ditto.
8347 (dump_update_ssa): Ditto.
8348 (ssa_names_to_replace) Ditto.
8349 (switch_virtuals_to_full_rewrite): Ditto.
8350 (update_ssa): Ditto.
8351 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8353 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
8355 Fix PR tree-optimization/22483
8357 * tree-complex.c (create_components): Use
8358 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
8359 * tree-flow-inline.h (fill_referenced_var_vec): New function.
8360 * tree-flow.h (safe_referenced_var_iterator): New structure.
8361 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
8362 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
8363 safe_referenced_var iterator.
8364 (add_type_alias): Ditto.
8366 2005-07-19 Steven Bosscher <stevenb@suse.de>
8368 * loop-init.c (rest_of_handle_loop2): Remove.
8369 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
8370 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
8371 (pass_rtl_loop_init, pass_rtl_loop_done,
8372 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
8373 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
8374 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
8375 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
8376 pass_tree_loop_done, and pass_tree_unswitch.
8377 (gate_loop): Rename to gate_tree_loop.
8378 * passes.c (init_optimization_passes): Update for renamed tree
8379 loop passes. Add the new loop2 passes as subpasses of loop2.
8380 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
8381 Update for the renamed tree loop passes.
8383 2005-07-18 Ian Lance Taylor <ian@airs.com>
8386 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
8387 blocks when optimizing.
8389 2005-07-18 Steve Ellcey <sje@cup.hp.com>
8391 * common.opt (frename-registers): Initialize to 2.
8393 (fgcse-after-reload): Ditto.
8394 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
8395 (process_options): Only change flag_web, flag_rename_registers,
8396 and flag_rerun_cse_after_loop if not explicitly set by user.
8398 2005-07-18 Jan Beulich <jbeulich@novell.com>
8400 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
8401 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
8402 in 64-bit mode the same as DImode in 32-bit mode.
8403 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
8404 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
8405 mode. Add new mode parameter.
8406 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
8407 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
8408 x86_64_shift_adj): New expanders.
8409 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
8410 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
8412 Respective new splitters. Use renamed shift splitter helpers in 32-bit
8413 DImode shift splitters.
8414 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
8415 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
8418 2005-07-18 Jan Beulich <jbeulich@novell.com>
8420 * i386.md (movdi_extzv_1): New.
8421 (zero_extendhidi2): Combine alternatives and never force use of
8423 (zero_extendqidi2): Likewise. Don't restrict input selection.
8425 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8427 Fix PR tree-optimization/22531
8428 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
8431 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8433 * tree-promote-statics.c (pass_promote_statics): Change dump file
8436 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8438 * tree-optimize.c (init_tree_optimization_passes): Add
8439 pass_eliminate_useless_stores pass.
8440 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
8441 * tree-ssa-pre.c (is_copy_stmt): New function.
8442 (follow_copies_till_vuse): Ditto.
8443 (do_eustores): Ditto.
8444 (gate_eustores): Ditto.
8446 2005-07-16 Richard Henderson <rth@redhat.com>
8448 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
8450 2005-07-16 Danny Berlin <dberlin@dberlin.org>
8451 Kenneth Zadeck <zadeck@naturalbridge.com>
8453 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
8454 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
8455 ipa-type-escape.h, tree-promote-statics.c
8456 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
8457 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
8458 tree-promote-statics.c: new files.
8459 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
8460 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
8461 int nonlocal_set_p, mark_constant_function): Deleted.
8462 (rest_of_handle_cfg): Removed call to mark_constant_function.
8463 (nonoverlapping_component_refs_p): Added calls to support
8464 type based aliasing.
8465 * tree-ssa-alias.c (may_alias_p,
8466 compute_flow_insensitive_aliasing): Ditto.
8467 * calls.c (flags_from_decl_or_type): Removed reference to
8469 * c-typeck.c (convert_arguments): Make builtins tolerant of having
8470 too many arguments. This is necessary for Spec 2000.
8471 * cgraph.h (const_function, pure_function): Removed.
8472 * common.opt: Added "fipa-pure-const", "fipa-reference",
8473 "fipa-type-escape", and "ftree-promote-static".
8475 * passes.c: Added ipa and tree-promote-statics passes.
8476 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
8477 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
8478 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
8479 * tree-flow.h: Added exposed sra calls and addition of
8480 reference_vars_info field for FUNCTION_DECLS.
8481 * tree-pass.h: Added passes.
8482 * tree-sra.c: (sra_init_cache): New function.
8483 (sra_insert_before, sra_insert_after) Made public.
8484 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
8486 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
8487 aliasing. (may_alias_p): Added code to use type escape analysis to
8489 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
8490 code to prune clobbers of static variables based on information
8491 produced in ipa-reference pass. Changed call clobbering so that
8492 statics are not marked as clobbered if the call does not clobber
8495 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
8497 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
8500 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8502 * doc/install.texi (*-*-solaris2*): Document recommended version
8503 of GNU binutils and mention GNU linker problem on Solaris 10.
8505 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
8508 * c-decl.c (c_build_bitfield_integer_type): New function.
8509 (finish_struct): Call it.
8510 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
8512 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8514 * c-typeck.c (digest_init): Call 'convert_for_assignment'
8517 2005-07-16 Jan Hubicka <jh@suse.cz>
8519 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
8520 (scale_bbs_frequencies_int): Watch roundoff errors.
8521 * predict.c (return_prediction): Initialize return_stmt.
8523 2005-07-16 Jan Hubicka <jh@suse.cz>
8525 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
8526 after RTL profiling.
8528 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
8531 * fold-const.c (build_range_check): Convert high/low to etype
8532 if we are only comparing against exp.
8534 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
8536 Fix PR tree-optimization/22376
8537 * tree-ssa-structalias.c (build_constraint_graph): We really meant
8539 (need_to_solve): New function.
8540 (compute_points_to_sets): Use it.
8542 2005-07-15 Jan Hubicka <jh@suse.cz>
8544 * cfg.c (update_bb_profile_for_threading): More diagnostic.
8545 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
8547 2005-07-15 Richard Guenther <rguenther@suse.de>
8549 * c-common.c (handle_flatten_attribute): New function.
8550 Add flatten function attribute.
8551 * doc/extend.texi: Document flatten function attribute.
8552 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
8553 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
8555 (cgraph_decide_inlining): Handle functions with flatten
8558 2005-07-14 David Edelsohn <edelsohn@gnu.org>
8560 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
8561 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
8562 UNSPEC_XCHG, UNSPEC_AND): New.
8563 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
8564 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
8565 * config/rs6000/sync.md (FETCHOP): New code macro.
8566 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
8568 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
8569 (sync_compare_and_swap<mode>): Same.
8570 (sync_lock_test_and_set<mode>): Same.
8571 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
8572 for QImode and HImode, and not PPC405.
8573 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
8574 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
8575 (sync_<fetchop>{si,di}_internal): New.
8576 (sync_nand{si,di}_internal): New.
8577 (sync_old_<fetchop>{si,di}_internal): New.
8578 (sync_old_nand{si,di}_internal): New
8579 (sync_new_<fetchop>{si,di}_internal): New.
8580 (sync_new_nand{si,di}_internal): New.
8581 (atomic_and{si,di}): New.
8582 (sync_new_nand{si,di}_internal): New.
8583 (atomic_and{si,di}): New.
8584 (sync_add<mode>_internal): Delete.
8585 (sync_addshort_internal): Use unspec instead of unspec_volatile.
8586 (sync_sub<mode>_internal): Delte.
8587 (sync_subshort_internal): New.
8588 (sync_andsi_internal): Use unspec instead of unspec_volatile.
8589 (sync_anddi_internal): Delete.
8590 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
8591 (sync_booldi_internal): Delete.
8592 (sync_boolc<mode>_internal): Delete.
8593 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
8594 (sync_boolc<mode>_internal2): Delete.
8595 (sync_boolcc<mode>_internal): Delete.
8596 (isync, lwsync): Use unspec instead of unspec_volatile.
8597 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
8598 Revert UNSPEC_VOLATILE.
8599 (rs6000_split_atomic_op): New.
8600 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
8602 2005-07-14 Eric Christopher <echristo@redhat.com>
8604 * config/mips/mips.c (mips_canonicalize_comparison): Cast
8605 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
8607 2005-07-14 Eric Christopher <echristo@redhat.com>
8609 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
8611 2005-07-14 Steven Bosscher <stevenb@suse.de>
8613 PR tree-optimization/22230
8614 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
8615 the computation of the four cross productions for "range op range".
8617 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
8618 Ulrich Weigand <uweigand@de.ibm.com>
8621 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
8624 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
8626 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
8628 2005-07-14 Steve Ellcey <sje@cup.hp.com>
8630 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
8632 2005-07-14 Richard Guenther <rguenther@suse.de>
8635 * config/i386/i386-protos.h (ix86_function_value): Change
8636 prototype to match new target hook.
8637 * config/i386/i386.c (ix86_value_regno): Change prototype
8638 to take extra type argument.
8639 (TARGET_FUNCTION_VALUE): Define.
8640 (ix86_function_ok_for_sibcall): Pass extra argument to
8641 ix86_value_regno, check return slot rtx for exact match.
8642 (ix86_function_value): Take extra parameter. Dispatch to
8643 ix86_value_regno with fndecl/fntype as provided.
8644 (ix86_value_regno): Handle extra type argument.
8645 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
8647 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
8648 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8649 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8650 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8651 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8653 2005-07-14 Richard Guenther <rguenther@suse.de>
8655 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8656 * calls.c (expand_call): Pass fntype to hard_function_value.
8657 (emit_library_call_value_1): Likewise.
8658 * explow.c: Include target.h.
8659 (hard_function_value): Take extra argument, the fntype.
8660 Use new target hook for function_value.
8661 * expr.h (hard_function_value): Change prototype.
8662 * function.c (aggregate_value_p): Pass 0 as fntype to
8663 hard_function_value.
8664 (assign_parms): Use new target hook for function_value.
8665 Pass 0 as fntype to hard_function_value.
8666 (expand_function_end): Likewise.
8667 * reg-stack.c: Include target.h.
8668 (stack_result): Use new target hook for function_value.
8669 * target-def.h: New target hook function_value.
8670 * target.h: Likewise.
8671 * targhooks.c (default_function_value): New function.
8672 * targhooks.h (default_function_value): Declare.
8674 2005-07-13 Ian Lance Taylor <ian@airs.com>
8676 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8678 2005-07-14 Jan Hubicka <jh@suse.cz>
8680 * tree-dfa.c (dump_variable): Use default_def function.
8681 * tree-ssa-alias.c (dump_points_to_info): Likewise.
8682 * tree-ssa.c (verify_use): Likewise.
8683 * tree-ssanames.c (release_ssa_name): Likewise.
8684 * tree-tailcall.c (eliminate_tail_call): Likewise.
8685 (tree_optimize_tail_calls_1): Likewise.
8686 * tree-vrp.c (get_value_range): Likewise.
8688 2005-07-14 Ben Elliston <bje@au.ibm.com>
8690 * gcc.c (main): Compare language[0] with '*' when iterating over
8693 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8695 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8696 "s390_emit_compare". Add handling of CCZ1mode.
8697 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8698 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8700 (s390_branch_condition_mask): Add CCZ1mode handling.
8701 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8702 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8703 Use CCZ1mode instead of CCZmode.
8704 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8706 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8708 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8710 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8712 2005-07-13 Eric Christopher <echristo@redhat.com>
8714 * config/mips/mips.c (mips_canonicalize_comparison): New.
8715 (mips_emit_int_relational): Use.
8717 2005-07-13 Eric Christopher <echristo@redhat.com>
8719 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8721 * config/s390/s390.md: Include tpf.md. Move tpf specific
8723 * config/s390/tpf.md: To here.
8724 * config/s390/s390.opt: Move tpf specific options...
8725 * config/s390/tpf.opt: to here. Add mmain option.
8726 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8727 * config/s390/tpf.h: Rewrite.
8729 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8731 * doc/tm.texi: Remove @xref{Cross-profiling}.
8733 2005-07-13 Jeff Law <law@redhat.com>
8735 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
8736 expressions, test their _DECL operands for pointer equality rather
8737 than using operand_equal_p.
8739 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8741 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
8742 (TARGET_POSIX_IO): This.
8743 * config/darwin.h: Likewise.
8744 * config/freebsd.h: Likewise.
8745 * config/linux.h: Likewise.
8746 * config/lynx.h: Likewise.
8747 * config/netbsd.h: Likewise.
8748 * config/rs6000/linux64.h: Likewise.
8749 * config/rs6000/linux.h: Likewise.
8750 * config/s390/tpf.h: Likewise.
8751 * config/sh/embed-elf.h: Likewise.
8752 * config/sparc/linux64.h: Likewise.
8753 * config/sparc/linux.h: Likewise.
8754 * config/svr4.h: Likewise.
8755 * gcov-io.h: Likewise.
8757 * doc/tm.texi: Updated.
8759 * libgcov.c (create_file_directory): Defined only if
8760 TARGET_POSIX_IO is defined.
8761 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
8764 2005-07-13 Jan Hubicka <jh@suse.cz>
8766 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
8768 2005-07-13 David Edelsohn <edelsohn@gnu.org>
8770 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
8771 structure as argument.
8773 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
8775 PR tree-optimization/21921
8776 * tree-iterator.c (tsi_link_before): Support the case when
8777 tsi_end_p (tsi) == true.
8779 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8781 PR tree-optimization/22442
8782 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8785 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8787 PR rtl-optimization/20376
8788 * toplev.c (process_options): Enable -fweb and -frename-registers when
8790 * doc/invoke.texi: Update the information about when -fweb and
8791 -frename-registers are enabled.
8793 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8796 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8797 if *rhs_p is not a SSA_NAME.
8799 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8801 Fix PR tree-optimization/22422
8802 * tree-ssa-structalias.c (struct variable_info): Add flag for
8804 (get_varinfo): Now a static function.
8805 (new_varinfo): init has_union and is_special_var to false.
8806 (solution_set_add): Check has_union.
8807 (do_da_constraint): Move temporary variable so it gets reset
8809 Also check for special variable.
8810 (do_ds_constraint): Ditto.
8811 (do_sd_constraint): Ditto.
8812 (do_structure_copy): Check for special variable.
8813 (find_func_aliases): Ditto.
8814 (init_base_vars): Set special vars properly.
8816 2005-07-13 Jan Hubicka <jh@suse.cz>
8818 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8821 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8822 (get_expr_operands): Fix thinko wrt flags and subvars.
8824 PR tree-optimize/22379
8825 * tree-inline.c (expand_call_inline): Do not output sorry in early
8828 2005-07-12 Dale Johannesen <dalej@apple.com>
8830 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8832 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8835 * host-linux.h: Include limits.h.
8837 2005-07-12 Dale Johannesen <dalej@apple.com>
8839 * expr.c (compress_float_constant): Add cost check.
8840 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8842 2005-07-12 Dale Johannesen <dalej@apple.com>
8844 * gcc.target/i386/compress-float-sse.c: New.
8845 * gcc.target/i386/compress-float-sse-pic.c: New.
8846 * gcc.target/i386/compress-float-387.c: New.
8847 * gcc.target/i386/compress-float-387-pic.c: New.
8848 * gcc.dg/compress-float-ppc.c: New.
8849 * gcc.dg/compress-float-ppc-pic.c: New.
8851 2005-07-12 Eric Christopher <echristo@redhat.com>
8853 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8855 * config/s390/s390.md: Include tpf.md. Move tpf specific
8857 * config/s390/tpf.md: To here.
8858 * config/s390/s390.opt: Move tpf specific options...
8859 * config/s390/tpf.opt: to here. Add mmain option.
8860 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8861 * config/s390/tpf.h: Rewrite.
8863 2005-07-12 Eric Christopher <echristo@redhat.com>
8865 * gcc.c (struct infile): Update comment for language.
8866 (main): Rewrite input file resetting code.
8868 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8871 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8872 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8873 (lookup_avail_expr): Use constant_boolean_node instead
8874 of boolean_false_node/boolean_true_node.
8876 2005-07-12 Ben Elliston <bje@au.ibm.com>
8878 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8879 and use it when printing num_edges.
8881 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8883 * doc/extend.texi (Blackfin Built-in Functions): New section.
8884 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8887 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8889 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8890 s/cmpstrsi/cmpstrnsi
8891 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8893 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8894 (init_optabs): Initialize cmpstrn_optab.
8895 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8896 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8897 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8898 * config/i386/i386.md: s/cmpstr/cmpstrn
8899 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8900 * doc/md.texi: Update documentation.
8902 2005-07-11 Richard Henderson <rth@redhat.com>
8904 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8905 build_va_arg_indirect_ref.
8906 (alpha_gimplify_va_arg): Likewise.
8907 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8908 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8909 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8910 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8911 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8912 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8914 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8916 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8918 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8919 * passes.c (init_optimization_passes): Add pass_empty_loop.
8920 * tree-pass.h (pass_empty_loop): Declare.
8921 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8922 try_remove_empty_loop, remove_empty_loops): New functions.
8923 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8924 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8926 2005-07-12 Peter Barada <peter@the-baradas.com>
8930 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8931 in address registers.
8932 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8933 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8934 alternative of addsi3_5200.
8936 2005-07-11 Ian Lance Taylor <ian@airs.com>
8938 * config/mips/mips.md (ffs<mode>2): Remove.
8940 2005-07-11 Ian Lance Taylor <ian@airs.com>
8942 * doc/tree-ssa.texi (Cleanups): Improve description of
8944 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8946 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8948 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8949 * tree.h (DECL_ARGUMENT_FLD): New macro.
8951 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8953 Fix PR tree-optimization/22404
8955 * tree-ssa-structalias.c (create_variable_info_for): Use
8958 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8960 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8961 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8962 for second comparison operand.
8963 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8965 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8966 (define_insn_reservation "alu"): Likewise.
8967 (csync, ssync): Now of type sync.
8968 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8969 -mcsync-anomaly -mspecld-anomaly.
8970 * config/bfin/bfin.opt (mcsync): Remove.
8971 (mcsync-anomaly, mspecld-anomaly): Add.
8972 * config/bfin/bfin.c: Include "insn-codes.h".
8973 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8974 (TARGET_DEFAULT_TARGET_FLAGS): New.
8975 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8977 2005-07-11 Steven Bosscher <stevenb@suse.de>
8979 * basic-block.h: Give the BB flags enum a name, bb_flags.
8980 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8981 * cfgcleanup.c (enum bb_flags): Remove here.
8982 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8983 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8984 (update_forwarder_flag): Likewise.
8985 (thread_jump): Likewise.
8986 (try_forward_edges): Likewise.
8987 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8988 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8989 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8991 2005-07-11 Richard Guenther <rguenther@suse.de>
8993 * config/i386/i386.opt: New target option -msseregparm.
8994 * config/i386/i386.c (override_options): Error out for
8995 -msseregparm but no SSE support.
8996 (ix86_function_sseregparm): Check for global sseregparm.
8997 * doc/invoke.texi: Document -msseregparm.
8999 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9001 * config.gcc (m32r-*-linux*): Use the default extra_parts.
9002 (m32rle-*-linux*): Ditto.
9004 2005-07-11 Jakub Jelinek <jakub@redhat.com>
9006 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
9007 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
9010 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9014 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
9015 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
9017 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
9019 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
9020 (varmap): Heapify varmap.
9021 (constraints): Heapify constraints.
9022 (struct constraint_graph): Heapify succs and preds.
9023 (constraint_vec_find): Update for heapification.
9024 (constraint_set_union): Ditto.
9025 (insert_into_complex): Ditto.
9026 (constraint_edge_vec_find): Ditto.
9027 (erase_graph_self_edge): Ditto.
9028 (add_graph_edge): Ditto.
9029 (get_graph_weights): Ditto.
9030 (merge_graph_nodes): Ditto.
9031 (build_constraint_graph): Ditto.
9032 (topo_visit): Ditto.
9033 (solve_graph): Ditto.
9034 (create_variable_info_for): Ditto.
9035 (init_base_vars): Ditto.
9036 (delete_points_to_sets): Free graph, varmap, and complex constraints.
9037 (condese_varmap_nodes): Free complex vector.
9038 (clear_edges_for_node): Clear succs and preds vector.
9040 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9042 * tree-ssa-structalias.c (update_alias_info): Change counting of
9043 references to not include vdefs.
9045 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9047 * tree-ssa-alias.c (free_used_part_map): Add missing free.
9050 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9052 * pa.c (pa_commutative_p): Make PLUS commutative when
9053 TARGET_NO_SPACE_REGS is true.
9055 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9057 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
9058 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
9059 * tree-dfa.c (dump_subvars_for): New.
9060 (debug_subvars_for): New.
9061 (dump_variable): Show subvariables if VAR has them.
9062 * tree-flow-inline.h (get_subvar_at): New.
9063 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
9064 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
9066 (struct subvar): Change fields offset and size to unsigned
9068 (dump_subvars_for): Declare.
9069 (debug_subvars_for): Declare.
9070 (get_subvar_at): Declare.
9071 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
9072 to unsigned HOST_WIDE_INT *.
9073 (overlap_subvar): Likewise.
9074 * tree-gimple.c (is_gimple_reg): Always return false for
9075 SFTs and memory tags.
9076 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
9078 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
9079 (compute_may_aliases): Call compute_points_to_sets.
9080 (collect_points_to_info_for): Remove.
9081 (compute_points_to_and_addr_escape): Remove.
9082 (delete_alias_info): Call delete_points_to_sets.
9083 (compute_flow_sensitive_aliasing): If the call to
9084 find_what_p_points_to returns false, call set_pt_anything.
9085 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
9086 (set_pt_anything): Clear pi->pt_vars.
9087 (set_pt_malloc): Remove.
9088 (merge_pointed_to_info): Remove.
9089 (add_pointed_to_expr): Remove.
9090 (add_pointed_to_var): Remove.
9091 (collect_points_to_info_r): Remove.
9092 (is_escape_site): Make extern.
9094 (create_overlap_variables_for): Call it.
9095 * tree-ssa-copy.c (merge_alias_info): Never merge
9096 flow-sensitive alias information.
9097 * tree-ssa-operands.c (get_expr_operands): Adjust variables
9098 offset and size to be unsigned HOST_WIDE_INT.
9099 (add_to_addressable_set): Rename from note_addressable.
9100 Set TREE_ADDRESSABLE as the variables are added to the set.
9102 (add_stmt_operand): Do not try to micro-optimize unmodifiable
9103 operands into VUSEs when adding V_MAY_DEFs for members in an
9105 * tree-ssa-operands.h (add_to_addressable_set): Declare.
9106 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
9107 (struct variable_info): Add bitfield is_heap_var.
9108 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
9109 (new_var_info): Initialize is_heap_var.
9110 (get_constraint_for): Add HEAP variables to the symbol table.
9111 Mark them with is_heap_var.
9112 (update_alias_info): New. Taken mostly from the old
9113 compute_points_to_and_addr_escape.
9114 (handle_ptr_arith): New.
9115 (find_func_aliases): Call update_alias_info.
9116 Call handle_ptr_info for tcc_binary expressions.
9117 Call mark_stmt_modified.
9118 (create_variable_info_for): If DECL has subvars, do not create
9119 variables for its subvars. Always add all the fields.
9120 (set_uids_in_ptset): If the solution includes ANYOFFSET and
9121 SFTs, then add all the SFTs of the structure.
9122 If VI->DECL is an aggregate with subvariables, add the SFT at
9124 (find_what_p_points_to): If VI is an artificial variable,
9125 translate to bitfields in SSA_NAME_PTR_INFO.
9126 If the solution is empty, set pi->pt_vars to NULL
9127 (init_base_vars): Create ANYOFFSET.
9128 (compute_points_to_sets): Rename from create_alias_vars.
9130 (pass_build_pta): Remove.
9131 (delete_points_to_sets): Rename from delete_alias_vars.
9132 (pass_del_pta): Remove.
9133 * tree-ssa-structalias.h (struct alias_info): Move from
9135 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
9136 NUM_REFERENCES_SET): Likewise.
9137 (compute_points_to_sets, delete_points_to_sets): Declare.
9139 2005-07-09 Richard Henderson <rth@redhat.com>
9141 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
9142 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
9143 alpha_split_lock_test_and_set_12): New functions.
9144 * config/alpha/alpha-protos.h: Update.
9145 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
9146 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
9147 * config/alpha/sync.md (I12MODE): New.
9148 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
9149 (sync_<fetchop_name><I48MODE>): Likewise.
9150 (sync_nand<I48MODE>): Likewise.
9151 (sync_old_<fetchop_name><I48MODE>): Likewise.
9152 (sync_new_<fetchop_name><I48MODE>): Likewise.
9153 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
9154 (sync_compare_and_swap<I48MODE>): Likewise.
9155 (sync_lock_test_and_set<I48MODE>): Likewise.
9156 (sync_compare_and_swap<I12MODE>): New.
9157 (sync_compare_and_swap<I12MODE>_1): New.
9158 (sync_lock_test_and_set<I12MODE>): New.
9159 (sync_lock_test_and_set<I12MODE>_1): New.
9161 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9165 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
9167 2005-07-09 Jakub Jelinek <jakub@redhat.com>
9169 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
9170 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
9172 2005-07-09 Richard SAndiford <richard@codesourcery.com>
9175 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9177 2005-07-08 David Edelsohn <edelsohn@gnu.org>
9179 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
9180 memory_operand constraint.
9181 (store_conditional_<mode>): Same.
9182 (sync_compare_and_swap<mode>): Same.
9183 (sync_lock_test_and_set<mode>): Same.
9185 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
9187 Rewrite PIC support to more closely model actual instructions.
9188 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
9189 (cris_symbol): Remove prototypes for removed functions.
9190 (cris_pic_symbol_type_of, cris_valid_pic_const)
9191 (cris_expand_pic_call_address): Prototypes for new functions.
9192 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
9194 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
9196 <case ':'>: Add case for new punctuation character.
9197 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
9198 emitting (extra) PIC modifier.
9199 <case UNSPEC>: Do not assert for PLT.
9200 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
9201 (cris_expand_prologue, cris_expand_epilogue): Check
9202 for pic_offset_table_rtx usage instead of taking
9203 current_function_uses_pic_offset_table as the final word.
9204 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
9205 Remove flag_pic difference.
9206 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
9207 the moral equivalents of...
9208 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
9210 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
9211 (cris_handle_option): Mark ARG as unused.
9212 (cris_expand_pic_call_address): New worker function for "call",
9214 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
9215 output PIC constructs here.
9216 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
9217 as symbol-specific modifers, not whole or part of operands.
9218 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
9219 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
9220 constants and flag_pic.
9221 (CONSTANT_INDEX_P): Adjust for new functions.
9222 (enum cris_pic_symbol_type): New helper type.
9223 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
9224 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
9225 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
9227 ("movsi"): Emit actual instructions for GOT and relative access.
9228 ("*movsi_got_load"): New pattern to set up the register holding
9230 ("*movsi_internal"): Operand 1 is not a plain general_operand.
9231 Adjust FIXME for 'S'.
9232 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
9233 Use "movs" for -fpic cases.
9234 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
9235 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
9236 ("call", "call_value"): Just call cris_expand_pic_call_address for
9238 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
9239 Remove special pattern.
9240 ("*expanded_call_side", "*expanded_call_value_side"): New
9242 (gotplt-to-plt, gotplt-to-plt-side-call)
9243 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
9245 * config/cris/cris/predicates.md
9246 ("cris_general_operand_or_gotless_symbol"): Remove unused
9248 ("cris_general_operand_or_symbol"): Adjust for new functions.
9250 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9252 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
9254 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
9256 * Makefile.in (TREE_H): Add treestruct.def.
9257 (c-decl.o): Add pointer-set.h
9258 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
9259 visibility on regular DECL's.
9260 (merge_decls): Fix the copying of decl nodes of various types for
9261 the new structures. Don't update RTL, section name, weak status,
9262 etc, on DECL's without RTL.
9263 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
9264 Don't check volatile on non-variable types.
9265 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
9266 to check whether we have seen arguments.
9267 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
9268 flag is checked before field (flag is common, field is not).
9269 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
9270 TS_DECL_COMMON could have an origin.
9271 (add_location_or_const_value_attribute): Don't check section name
9272 on non-var/function decls.
9273 (dwarf2out_var_location): Reverse order of tests.
9274 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
9275 with DECL_WRTL_CHECK.
9276 * expmed.c (make_tree): rtl is now in decl_with_rtl.
9277 * fold-const.c (fold_binary): Don't check weakness on
9278 non-var/function decls.
9279 (tree_expr_nonzero_p): Ditto.
9280 (fold_checksum_tree): Use tree_decl_extra as sizeof
9282 * ggc-page.c (extra_order_size_table): Add sizes for
9283 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
9285 * gimplify.c (gimplify_bind_expr): Only set
9286 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
9287 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
9289 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
9290 * langhooks.h (init_ts). New langhook.
9291 * passes.c (rest_of_decl_compilation): Reverse order of tests.
9292 * print-tree.c (print_node): Update to only print fields that
9293 exist in the structures the passed decl has.
9294 * toplev.c (wrapup_global_declarations): Don't reset
9295 DECL_DEFER_OUTPUT on DECL's that don't contain it.
9296 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
9297 * tree-inline.c (remap_decl): Ditto.
9298 * tree-outof-ssa.c (create_temp): Reverse order of tests.
9299 * tree-pretty-print.c (print_declaration): Don't print
9300 DECL_REGISTER on things that don't contain it.
9301 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
9302 non-var/function decls.
9303 * tree.c (tree_contains_struct): New structure.
9304 (init_priority_for_decl): New hashtable.
9305 (tree_int_map): New structure.
9306 (tree_int_map_eq): New function.
9307 (tree_int_map_marked_p): Ditto.
9308 (tree_int_map_hash): Ditto.
9309 (tree_map): Move to tree.h.
9310 (tree_map_eq): Externalize.
9311 (tree_map_hash): Ditto.
9312 (tree_map_marked_p): Ditto.
9313 (init_ttree): Set up tree_contains_struct and call langhook.
9314 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
9315 (tree_code_size): Update for new structures.
9316 (tree_node_structure): Update for new structures.
9317 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
9319 (copy_node_stat): Copy init priority.
9320 (build_decl_stat): Ditto for visibility.
9321 (ts_enum_names): New.
9322 (tree_contains_struct_check_failed): New function.
9323 (decl_init_priority_lookup): Ditto.
9324 (decl_init_priority_insert): Ditto.
9325 * treestruct.def: New file.
9326 * tree.h (CODE_CONTAINS_STRUCT): New macro.
9327 (CONTAINS_STRUCT_CHECK): Ditto.
9328 (tree_contains_struct_check_failed): New prototype.
9329 (DECL_CHECK): Removed.
9330 (DECL_MINIMAL_CHECK): New.
9331 (DECL_COMMON_CHECK): Ditto.
9332 (DECL_WRTL_CHECK): Ditto.
9333 (DECL_NON_COMMON_CHECK): Ditto.
9334 (DECL_WITH_VIS_CHECK): Ditto.
9335 (VAR_OR_FUNCTION_DECL_P): Ditto
9336 (struct tree_decl_minimal): New structure.
9337 (struct tree_decl_common): Ditto.
9338 (struct tree_decl_with_rtl): Ditto.
9339 (struct tree_decl_with_vis): Ditto.
9340 (struct tree_decl_non_common): Ditto.
9341 (struct tree_field_decl): Ditto.
9342 (struct tree_parm_decl): Ditto.
9343 (struct tree_var_decl): Ditto.
9344 (struct tree_function_decl): Ditto.
9345 (struct tree_const_decl): Ditto.
9346 (struct tree_result_decl): Ditto.
9347 (union tree_node): Add new structures.
9348 * var-tracking.c (track_expr_p): Reverse order of tests.
9350 * doc/c-tree.texi: Add documentation on DECL node internal structure.
9352 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9354 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
9355 * system.h: Poison FINALIZE_PIC.
9356 * doc/tm.texi (FINALIZE_PIC): Remove.
9358 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9361 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
9362 to the correct type if we have a MODIFY_EXPR.
9364 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9366 PR tree-optimization/22360
9367 * tree.c (upper_bound_in_type): Fix calculations for casting
9368 to a non-wider signed type and casting a signed value to a
9369 wider unsigned type.
9370 (lower_bound_in_type): Fix calculations for casting to a
9371 non-wider signed type.
9373 PR tree-optimization/20139
9374 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
9376 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
9377 fold_cond_expr_cond.
9378 * tree-ssanames.c (release_defs): Assert in_ssa_p.
9379 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
9381 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9384 * tree-complex.c (expand_complex_libcall): Produce
9385 REALPART_EXPR/IMAGPART_EXPR with the correct type.
9387 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9389 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
9390 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
9391 b" assert and inserted fastpath code for this case.
9392 (bitmap_ior): Removed "a != b" assert.
9394 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9396 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
9397 (ENDFILE_SPEC): Likewise.
9398 * config/m32r/m32r.h (ASM_SPEC): Likewise.
9400 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
9401 a large stack frame at epilogue.
9403 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
9405 * final.c: Include sdbout.h when required.
9407 2005-07-07 Geoffrey Keating <geoffk@apple.com>
9409 * config.gcc (*-*-darwin*): Only one target-specific header file
9411 (powerpc-*-darwin*): Add version-specific header files.
9412 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
9413 * config.in: Regenerate.
9414 * configure: Regenerate.
9415 * gcc.c: Include xregex.h.
9416 (version_compare_spec_function): New.
9417 (spec_function): Add version-compare.
9418 (replace_outfile_spec_function): Reformat comment.
9419 (compare_version_strings): New.
9420 * config/darwin-c.c (version_as_macro): New.
9421 (builtin_define): New.
9422 (darwin_cpp_builtins): New.
9423 * config/darwin-protos.h (darwin_cpp_builtins): New.
9424 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
9425 (LIB_SPEC): Make unconditional, update comment.
9426 (TARGET_C99_FUNCTIONS): Define.
9427 * config/darwin.opt: Sort.
9428 (mmacosx-version-min=): New.
9429 * config/darwin7.h: Delete.
9430 * config/darwin8.h: Delete.
9431 * config/i386/darwin.h (): Call darwin_cpp_builtins.
9432 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
9433 (TARGET_C99_FUNCTIONS): Define.
9434 * config/rs6000/darwin7.h: New.
9435 * config/rs6000/darwin8.h: New.
9436 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
9437 (-mmacosx-version-min): Document.
9439 2005-07-07 Ian Lance Taylor <ian@airs.com>
9441 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
9443 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
9446 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
9448 2005-07-07 Khem Raj <kraj@mvista.com>
9450 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
9451 in bytes, not words.
9453 2005-07-07 Paul Brook <paul@codesourcery.com>
9455 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
9456 DEFAULT_FUNCTION_ARG_PADDING to upward.
9458 2005-07-07 Richard Henderson <rth@redhat.com>
9460 * function.c (locate_and_pad_parm): Record parameter alignment in
9461 stack_alignment_needed.
9463 2005-07-07 David Edelsohn <edelsohn@gnu.org>
9465 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
9466 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
9467 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
9468 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
9469 (define_attr "type"): Add isync, sync, load_l, store_c.
9470 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
9471 Create scratch volatile MEM.
9472 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
9474 (load_locked_<mode>): New.
9475 (store_conditional_<mode>): New.
9476 (sync_compare_and_swap<mode>): Replace with splitter.
9477 (sync_lock_test_and_set<mode>): Replace with splitter.
9478 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
9480 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
9481 is ics. Attribute isync.
9482 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
9484 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
9485 and UNSPECV_SYNC_OP.
9486 (emit_unlikely_jump): New.
9487 (emit_load_locked): New.
9488 (emit_store_conditional): New.
9489 (rs6000_split_compare_and_swap): New.
9490 (rs6000_split_lock_test_and_set): New.
9491 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
9492 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
9493 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
9494 rs6000_split_lock_test_and_set): Declare.
9495 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
9496 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
9497 store_c, isync, sync.
9499 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
9501 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
9502 filenames to gtyp-gen.h.
9503 (s-typ-gen): Use it in place of for loops.
9505 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
9507 * hooks.c (hook_bool_rtx_int_false): New function.
9508 * hooks.h (hook_bool_rtx_int_false): Declare.
9509 * target-def.h (TARGET_COMMUTATIVE_P): Define.
9510 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
9511 * target.h (struct gcc_target): Add commutative_p member.
9512 * targhooks.c (hook_bool_rtx_commutative_p): New function.
9513 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
9514 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
9515 (pa_commutative_p): New function.
9516 * jump.c (target.h): Include.
9517 (rtx_renumbered_equal_p): Use targetm.commutative_p.
9518 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
9520 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9522 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
9523 (s390_expand_setmem): New.
9524 * config/s390/s390.c: Likewise.
9525 (print_shift_count_operand): Truncate to 12 bits instead of 6.
9527 * config/s390/s390.md: ("setmem<mode>"): Accept character as
9528 general_operand. Call new function "s390_expand_setmem".
9529 ("clrmem_long", "*clrmem_long"): Rewrite to ...
9530 ("setmem_long", "*setmem_long"): ... this.
9532 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9534 * config/s390/s390.c: (optimization_options): Enable
9535 TARGET_MVCLE at -Os.
9536 * doc/invoke.texi: Document changes in default behaviour.
9537 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
9539 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9541 * expr.c: (set_storage_via_setmem): Convert opchar to mode
9542 defined by back-end.
9544 2005-07-07 Jakub Jelinek <jakub@redhat.com>
9546 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
9547 all sets in the pattern.
9548 * config/rs6000/rs6000.md (stack_protect_testsi,
9549 stack_protect_testdi): Likewise.
9551 2005-07-06 Jeff Law <law@redhat.com>
9553 * tree-vrp.c (simplify_using_ranges): Kill.
9554 (vrp_finalize): Remove call to simplify_using_ranges.
9555 (simplify_stmt_using_ranges): New function extracted from
9556 simplify_using_ranges.
9557 (simplify_div_or_mod_using_ranges): Likewise.
9558 (simplify_abs_using_ranges): Likewise.
9559 (simplify_cond_using_ranges): New function.
9560 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
9561 * tree-ssa-propagate.c (substitute_and_fold): Call
9562 simplify_stmt_using_ranges if we have range information.
9564 2005-07-06 James E. Wilson <wilson@specifixinc.com>
9566 * config/ia64/ia64.c (ia64_reorg): Check optimize before
9567 ia64_flag_schedule_isns2.
9569 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
9570 reading/writing general registers.
9571 (ia64_function_arg): Revert 2005-06-18 change.
9573 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9575 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
9576 (legitimize_tls_address): Use gcc_unreachable instead of abort.
9578 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
9580 * function.c (expand_function_end): Revert part of 2005-06-27
9581 patch. Do sjlj_emit_function_exit_after after return_label.
9583 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9585 * doc/install.texi (--disable-libssp): New.
9587 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
9589 * doc/invoke.texi: Update -fforce-mem documentation.
9590 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
9591 code for -fforce-mem.
9592 * expmed.c: (store_bit_field,store_fixed_bit_field,
9593 extract_bit_field): Ditto.
9594 * expr.c: (convert_move): Ditto.
9595 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
9596 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
9597 emit_conditional_add,expand_float,expand_fix): Ditto.
9598 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
9599 (common_handle_option): Issue warning when -fforce-mem specified.
9601 2005-07-06 Paul Brook <paul@codesourcery.com>
9603 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
9605 * configure: Regenerate.
9607 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
9609 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
9611 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
9613 Fix PR tree-optimization/22319
9614 Fix PR tree-optimization/22140
9615 Fix PR tree-optimization/22310
9617 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
9618 variable sized types.
9619 Use correct type for intermediate structure on *a = *b structure
9622 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9624 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
9626 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
9627 (machine_function): Move typedef to...
9628 * config/rs6000/rs6000.c (machine_function): ... here. Add
9629 varargs_save_offset field.
9630 (rs6000_stack_t): Remove varargs_size field.
9631 (setup_incoming_varargs): Allocate varargs save area using
9632 assign_stack_local, try to make it as small as possible.
9633 Save offset from virtual_stack_vars_rtx to the save area
9634 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
9635 instead of magic 8 when fp word byte size is used.
9636 (rs6000_va_start): Use cfun->machine->varargs_save_offset
9637 instead of -RS6000_VARARGS_SIZE.
9638 (rs6000_stack_info, debug_stack_info,
9639 rs6000_initial_elimination_offset): Remove all traces of
9641 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
9642 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
9643 RS6000_VARARGS_AREA.
9645 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
9647 PR tree-optimization/21963
9648 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9649 constant_multiple_of in the same way get_computation_cost_at does.
9651 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9653 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9654 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9655 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9656 and return its previous value.
9657 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9658 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9660 (stack_protect_set, stack_protect_test): New expanders.
9661 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9662 stack_protect_testdi): New insns.
9663 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9664 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9666 2005-07-06 Jeff Law <law@redhat.com>
9668 * tree-ssa-dce.c (cfg_altered): New global.
9669 (tree_dce_init): Initialize cfg_altered.
9670 (remove_dead_stmt): If we remove an edge in the CFG, then set
9672 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
9675 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9677 * Makefile.in (stamp-collect-ld): Use
9678 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
9679 ./collect-ld if it already exists.
9680 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
9681 Don't remove ./nm if it already exists.
9683 2005-07-05 Devang Patel <dpatel@apple.com>
9685 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
9686 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
9687 * tree-vectorizer.c (vect_loop_location): New.
9688 (vect_print_dump_info): Use vect_loop_location.
9689 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
9690 (vectorize_loops): Set vect_loop_location.
9691 * tree-vect-analyze.c (vect_analyze_offset_expr,
9692 vect_determin_vectorization_factor, vect_analyze_operations,
9693 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9694 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9695 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9696 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9697 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9698 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9699 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9700 vect_analyze_loop): Adjust vect_print_dump_info API.
9701 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9702 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9703 vect_finish_stmt_generation, vectorizable_assignment,
9704 vectorizable_operation, vectorizable_store, vectorizable_load,
9705 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9706 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9707 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9708 vect_transform_loop): Same.
9709 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9710 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9713 2005-07-05 Randolph Chung <tausq@debian.org>
9715 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9716 * configure: Regenerate.
9717 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9718 (pa_tls_referenced_p): Declare.
9719 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
9720 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
9721 (legitimize_tls_address): New.
9722 (hppa_legitimize_address): Handle TLS addresses.
9723 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
9724 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9725 (emit_move_sequence): Handle TLS addresses.
9726 (pa_encode_section_info): Call default handler to handle common
9728 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
9729 (CONSTANT_ADDRESS_P): Reject TLS operands.
9730 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
9731 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
9732 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
9733 (UNSPEC_TLSLE): Define new constants.
9734 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
9735 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
9736 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
9737 (tie_symbolic_operand, tle_symbolic_operand): New
9739 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
9741 * aclocal.m4: Update macros for autoconf 2.59 style.
9742 * configure.ac: Likewise.
9744 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9746 * pa.c (function_value): Handle small aggregates on 32-bit targets.
9747 (function_arg): Pass small aggregates in general registers on 32-bit
9749 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
9751 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
9753 * Makefile.in (final.o): Fix dependencies.
9755 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9759 * langhooks.h (struct lang_hooks): Add expr_to_decl.
9760 * langhooks.c (lhd_expr_to_decl): New.
9761 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
9763 (LANG_HOOKS_INITIALIZER): Update.
9764 * tree.c (recompute_tree_invarant_for_addr_expr): Call
9765 expr_to_decl langhook.
9766 * c-tree.h (c_expr_to_decl): Declare.
9767 * c-typeck.c (c_expr_to_decl): New.
9768 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
9770 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
9772 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9775 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
9776 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
9778 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
9780 * Makefile.in: Adjust dependencies.
9781 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9782 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9783 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9784 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9785 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9786 rest_of_compilation.
9788 * bb-reorder.c (gate_duplicate_computed_gotos,
9789 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9790 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9791 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9792 pass_partition_blocks): New.
9793 * bt-load.c (gate_handle_branch_target_load_optimize,
9794 rest_of_handle_branch_target_load_optimize,
9795 pass_branch_target_load_optimize): New.
9796 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9798 * cfglayout.c (pass_insn_locators_initialize): New.
9799 * cfgrtl.c (pass_free_cfg): New.
9800 * combine.c (gate_handle_combine, rest_of_handle_combine,
9802 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9803 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9804 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9805 * except.c (pass_set_nothrow_function_flags,
9806 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9808 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9809 rest_of_handle_shorten_branches, pass_shorten_branches,
9810 rest_of_clean_state, pass_clean_state): New.
9811 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9812 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9813 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9815 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9816 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9817 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9818 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9820 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9821 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9822 pass_rtl_ifcvt, gate_handle_if_after_combine,
9823 rest_of_handle_if_after_combine, pass_if_after_combine,
9824 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9825 pass_if_after_reload): New.
9826 * integrate.c (pass_initial_value_sets): New.
9827 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9828 pass_purge_lineno_notes): New.
9829 * mode-switching.c (rest_of_handle_mode_switching,
9830 pass_mode_switching): New.
9831 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9832 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9834 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9835 pass_loop_optimize): New.
9836 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9838 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9840 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9841 pass_postreload_cse): New.
9842 * profile.c (gate_handle_profiling, pass_profiling,
9843 rest_of_handle_branch_prob, pass_branch_prob): New.
9844 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9845 pass_split_before_regstack, gate_handle_split_before_regstack,
9846 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9847 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9848 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9849 pass_stack_regs): New.
9850 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9851 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9852 pass_stack_adjustments): New.
9853 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9854 pass_regrename): New.
9855 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9856 pass_delay_slots, gate_handle_machine_reorg,
9857 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9858 * rtl.h (extern void purge_line_number_notes): New.
9859 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9860 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9862 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9864 * value-prof.c (gate_handle_value_profile_transformations,
9865 rest_of_handle_value_profile_transformations,
9866 pass_value_profile_transformations): New.
9867 * var-tracking.c (gate_handle_var_tracking,
9868 pass_variable_tracking): New.
9869 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9871 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9872 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9873 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9874 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9875 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9876 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9877 rest_of_handle_gcse2, rest_of_handle_regmove,
9878 rest_of_handle_tracer, rest_of_handle_if_conversion,
9879 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9880 rest_of_handle_web, rest_of_handle_branch_prob,
9881 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9882 rest_of_handle_jump_bypass, rest_of_handle_combine,
9883 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9884 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9885 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9886 rest_of_handle_mode_switching, rest_of_handle_jump,
9887 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9888 rest_of_handle_flow2, rest_of_handle_jump2,
9889 rest_of_handle_peephole2, rest_of_handle_postreload,
9890 rest_of_handle_shorten_branches, rest_of_clean_state,
9891 rest_of_compilation): Remove.
9893 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9894 * passes.c (dump_flags, in_gimple_form, all_passes,
9895 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9896 register_dump_files, next_pass_1, last_verified, execute_todo,
9897 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9898 from tree-optimize.c.
9899 (init_optimization_passes): Moved from tree-optimize.c,
9900 adding the RTL optimizations.
9901 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9902 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9903 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9904 register_dump_files, next_pass_1, last_verified, execute_todo,
9905 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9906 init_tree_optimization_passes, ipa_passes): Delete.
9907 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9909 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9910 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9912 (ipa_passes): Remove.
9913 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9914 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9915 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9916 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9917 (dump_info_p, dump_flag): Moved to tree-dump.h.
9919 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9921 * passes.c (finish_optimization_passes): Use dump_begin
9922 and dump_end, TDI_end.
9923 (gate_rest_of_compilation): New.
9924 (pass_rest_of_compilation): Use it.
9925 (gate_postreload, pass_postreload): New.
9926 * toplev.c (general_init): Rename init_tree_optimization_passes.
9927 * toplev.h (init_tree_optimization_passes): Rename to
9928 init_optimizations_passes.
9929 * tree-dump.c (dump_flag): Make static.
9930 (dump_files): Remove RTL dumps.
9931 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9932 pass_cleanup_cfg, pass_free_cfg_annotations,
9933 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9934 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9935 * tree-pretty-print.c: Include tree-pass.h.
9936 * cgraph.c: Include tree-dump.h.
9938 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9940 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9941 Only fall back to saying it points to readonly memory if
9944 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9946 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9947 * config/m32r/m32r.c (m32r_compute_frame_size,
9948 m32r_expand_prologue): Take current_function_profile into
9949 account whenever we reference
9950 current_function_uses_pic_offset_table.
9951 (m32r_finalize_pic): Remove.
9952 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9954 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9956 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9957 instead of $<. Don't remove ./as if it already exists.
9959 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9962 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9963 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9964 for complex modes when generating code for PA 1.0.
9965 (VALID_FP_MODE_P): New macro.
9966 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9967 sets for all general and floating point modes. Align wide floating
9968 point modes to even register boundaries to comply with architectural
9970 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9971 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9972 (VALID_FP_MODE_P): New macro.
9973 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9974 sets for all general and floating point modes. Align wide floating
9975 point modes to even register boundaries to comply with architectural
9978 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9980 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9983 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9985 * tree-ssa-structalias.c: Don't include expr.h.
9987 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9989 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9992 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9994 Fix PR tree-optimization/22279
9996 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9999 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
10001 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
10003 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10005 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
10006 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
10007 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
10008 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
10009 config/stormy16/stormy16.c, config/v850/v850.c,
10010 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
10011 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
10012 Avoid "." or "\n" at end of diagnostics and capital letters at
10013 start of diagnostics.
10014 * combine.c, cse.c: Don't translate dump file output.
10015 * toplev.c (print_version): Only translate output if going to
10018 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10020 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
10021 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
10024 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10026 * pa.c (fix_range): Fix typo in comment.
10028 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10030 * tree-vrp.c (extract_range_from_assert): Replace
10031 fold (build (...)) with fold_build2.
10033 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10035 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
10036 gcc_gfc_char_table, init_dynamic_gfc_info): New.
10037 (format_types_orig, handle_format_attribute): Add support for
10040 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
10042 * varasm.c (assemble_variable): Fix format specifier thinko.
10044 2005-07-03 Ira Rosen <irar@il.ibm.com>
10046 PR tree-optimization/22029 (and 22135)
10047 * tree-pretty-print.c (dump_generic_node): Check that the node is not
10048 a phi node before calling dump_vops.
10050 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10052 * tree-dump.h (dump_string_field): Declare.
10053 * tree-dump.c: Use it instead of dump_string.
10054 (dump_string_field): Make non-static.
10056 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10058 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
10059 up the minimal CFG stuff always when optimize > 0. Call
10060 split_all_insns_noflow in PIC case if needed.
10062 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10063 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
10066 * c-decl.c (c_write_global_declarations): Dump contents of
10068 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
10069 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
10070 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
10071 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
10074 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10076 * c-common.h (GCC_DIAG_STYLE): Define.
10077 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
10078 version for format checking to 4.1.
10079 * c-format.c: Include toplev.h after c-common.h.
10080 (enum format_type): Add gcc_tdiag_format_type.
10081 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
10082 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
10083 (format_types_orig): Add gcc_tdiag.
10084 (init_dynamic_diag_info): Support gcc_tdiag formats.
10085 (handle_format_attribute): Likewise.
10086 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
10087 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
10088 version for format checking to 4.1.
10089 (warning0, warning, error, pedwarn, sorry): Use
10090 ATTRIBUTE_GCC_DIAG.
10091 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
10092 (finish_aliases_1): Do not use %qE.
10093 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
10094 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
10095 Correct format bugs.
10096 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
10097 parameter to unsigned HOST_WIDE_INT.
10098 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
10100 2005-07-02 David Edelsohn <edelsohn@gnu.org>
10102 PR middle-end/21742
10103 * expr.c (write_complex_part): Use adjust_address for MEM.
10104 (read_complex_part): Same.
10106 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
10108 Fix PR tree-optimization/22280
10110 * tree-sra.c (generate_element_init): Remove useless loop.
10112 2005-07-02 Richard Henderson <rth@redhat.com>
10114 * config/alpha/alpha.c (alpha_legitimize_address): Check for
10116 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
10118 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
10120 PR middle-end/14490
10121 * fold-const.c (fold_binary): Handle the return value of
10122 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
10123 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
10125 2005-07-02 Jeff Law <law@redhat.com>
10127 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
10128 a eliminate type conversion which feeds an equality comparison
10129 if the original type or either operand in the comparison is a
10132 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
10134 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
10135 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
10137 * config/avr/avr.c: Do not use '`' as left quote.
10138 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
10139 Remove "." from end of diagnostics. Make diagnostics start with
10142 2005-07-02 Zack Weinberg <zack@codesourcery.com>
10143 Joseph S. Myers <joseph@codesourcery.com>
10145 * toplev.c (default_tree_printer): Handle setting location with
10147 * c-objc.common.c (c_tree_printer): Likewise.
10148 * c-format.c (gcc_diag_flag_specs): Add '+'.
10149 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
10150 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
10152 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
10153 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
10154 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
10155 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
10156 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
10157 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
10158 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
10159 format arguments where %J is used without %D.
10161 2005-07-02 Jakub Jelinek <jakub@redhat.com>
10163 * gcc.c (LINK_SSP_SPEC): Define.
10164 (link_ssp_spec): New variable.
10165 (LINK_COMMAND_SPEC): Add %(link_ssp).
10166 (static_specs): Add link_ssp_spec.
10167 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
10168 * configure: Rebuilt.
10169 * config.in: Rebuilt.
10171 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10172 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10173 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10174 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10175 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
10176 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
10177 -0x7008(2) instead of reading __stack_chk_guard variable.
10178 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
10180 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
10181 (stack_protect_set, stack_protect_test): Use *_tls* patterns
10182 if TARGET_THREAD_SSP_OFFSET is defined.
10183 (stack_tls_protect_set_si, stack_tls_protect_set_di,
10184 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
10187 2005-06-27 Richard Henderson <rth@redhat.com>
10188 * libgcc-std.ver (GCC_4.1.0): New.
10189 * libgcc.h (__stack_chk_guard): Declare.
10190 (__stack_chk_fail, __stack_chk_fail_local): Declare.
10191 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
10192 * mklibgcc.in (lib2funcs): Add them.
10194 2005-07-01 Richard Henderson <rth@redhat.com>
10196 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
10197 void * before struct sigcontext *.
10198 (x86_fallback_frame_state): Likewise.
10200 2005-07-01 James E. Wilson <wilson@specifixinc.com>
10202 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
10204 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10207 * tree-ssa-reassoc.c (should_transpose): Fix which operand
10208 we check for SSA_NAME for.
10210 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
10212 Fix PR tree-optimization/22071
10214 * tree-ssa-structalias.c (offset_overlaps_with_access): New
10216 (get_constraint_for_component_ref): Use it.
10218 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10221 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
10222 print out the last new line.
10224 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
10226 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
10227 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
10228 * config/cris/cris.c (cris_conditional_register_usage): Adjust
10229 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
10230 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
10231 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
10232 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
10233 (enum reg_class): New member CC0_REGS.
10234 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
10235 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
10236 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
10237 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
10238 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10239 Adjust for register now described.
10241 2005-07-01 Jakub Jelinek <jakub@redhat.com>
10244 * config/i386/i386.md (stack_protect_test_si,
10245 stack_protect_test_di): Add earlyclobber for scratch 3.
10246 * config/rs6000/rs6000.md (stack_protect_testsi,
10247 stack_protect_testdi): Add earlyclobber for scratch 3,
10248 remove earlyclobber from scratch 4.
10250 Older entries for 2005 can be found in ChangeLog-2005.