1 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
4 into worklist instead of their indexes.
6 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
8 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
9 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
10 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
11 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
12 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
13 tree-scalar-evolution.c, tree-ssa-dom.c,
14 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
15 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
16 tree-vectorizer.c, vec.h: Fix comment formatting.
18 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
20 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
21 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
23 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
25 * config/ptx4.h, config/mcore/mcore-pe.h,
26 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
28 2004-10-22 Peter Barada <peter@the-baradas.com>
30 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
31 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
32 renaming of non-live registers in interrupt functions.
33 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
35 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
37 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
38 Use integer for loop counter.
39 (num_ending_zeros): New function.
40 (number_of_iterations_cond): Use num_ending_zeros.
42 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
44 * config.gcc: Add support for --enable-e500_double.
46 * config/rs6000/e500-double.h: New file.
48 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
51 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
54 * config/rs6000/linuxspe.h: Same.
56 * doc/invoke.texi (Option Summary): Document new options for
58 (RS/6000 and PowerPC Options): Same.
60 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
62 (rs6000_override_options): Use it. Use
63 SUB3TARGET_OVERRIDE_OPTIONS.
64 Add 8548 to processor_target_table.
65 (rs6000_legitimate_address): Handle e500 doubles.
66 (rs6000_legitimize_address): Same.
67 (rs6000_legitimize_reload_address): Same.
68 (rs6000_hard_regno_nregs): Same.
69 (spe_func_has_64bit_regs_p): Same.
70 (emit_frame_save): Same.
71 (gen_frame_mem_offset): Same.
72 (rs6000_dwarf_register_span): Same.
73 (rs6000_generate_compare): Same.
74 (easy_fp_constant): Same.
75 (legitimate_offset_address_p): Same.
77 * config/rs6000/spe.md: (cmdfeq_gpr): New.
86 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
88 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
90 2004-10-21 Zack Weinberg <zack@codesourcery.com>
92 * dbxout.c: Remove unnecessary #undefs.
93 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
94 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
95 definition into use sites.
96 (cwd): Make local to dbxout_init.
97 (dbxout_init): Restructure cwd-using logic for clarity. Use
99 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
100 STABS_GCC_MARKER folded in here.
101 * system.h: Poison now-unused macros.
102 * doc/tm.texi: Remove documentation of now-unused macros.
104 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
107 * c-opts.c (push_command_line_include): Use the current file
108 name instead of the main one.
110 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
113 * tree.c (staticp): A CONST_DECL has static storage if either
114 TREE_STATIC or DECL_EXTERNAL is set.
115 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
118 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
120 * expr.c (store_expr): Remove dont_store_target.
122 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
124 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
126 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
128 * tree-cfg.c (thread_jumps): Move a part of it to ...
129 (thread_jumps_from_bb): ... here.
131 2004-10-21 David Edelsohn <edelsohn@gnu.org>
133 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
134 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
136 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
138 * expr.c (store_expr): Clean up by renaming want_value to
141 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
143 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
146 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
149 * expmed.c (store_bit_field): Pass original 'value' before
152 2004-10-21 Nicolas Pitre <nico@cam.org>
154 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
155 * config/arm/ieee754-df.S: Ditto.
157 2004-10-20 Zack Weinberg <zack@codesourcery.com>
159 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
160 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
162 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
163 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
164 an internal label and an N_SLINE .stabn whose value is the
165 difference between that label and the function entry label.
166 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
167 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
168 label and an N_SO stab with an empty string referring to it.
169 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
170 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
171 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
172 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
173 macro is never defined.
174 * sdbout.c (sdbout_source_line_counter): Delete.
175 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
176 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
178 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
180 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
181 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
182 definitions (identical to default).
183 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
184 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
185 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
186 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
187 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
188 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
189 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
190 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
191 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
192 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
193 (sym_lineno): Delete.
194 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
196 (alpha_output_lineno): Delete.
197 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
198 * config/mips/mips.c (mips_output_filename): Don't use
199 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
200 (mips_output_lineno): Delete.
201 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
202 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
203 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
204 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
205 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
206 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
207 * config/mmix/mmix.h: Likewise.
208 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
209 * config/mmix/mmix-protos.h: Don't prototype it.
210 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
211 no need to #undef ASM_OUTPUT_SOURCE_LINE.
212 * config/arm/aout.h: Remove RISCiX-specific definition of
213 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
214 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
215 ASM_OUTPUT_SOURCE_LINE.
216 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
217 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
218 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
220 * doc/tm.texi: Update.
222 2004-10-20 Richard Henderson <rth@redhat.com>
224 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
226 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
228 * configure.ac: Revert my previous patch.
229 * configure: Regenerate.
231 2004-10-20 Ben Elliston <bje@au.ibm.com>
233 * config/rs6000/rs6000.c
234 (rs6000_va_start): Use build_va_arg_indirect_ref.
235 (rs6000_gimplify_va_arg): Likewise.
237 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
240 * configure.ac: Declare AM_LANGINFO_CODESET.
241 * aclocal.m4: Define AM_LANGINFO_CODESET.
242 * configure, config.in: Rebuilt.
244 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
246 * expr.c (store_expr): Remove code that is run when
247 want_value & 1 is nonzero.
249 2004-10-20 Mark Mitchell <mark@codesourcery.com>
251 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
252 from function pointer to void *.
254 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
257 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
258 the frame pointer adjustment when exception handling is enabled.
260 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
262 * stor-layout.c: Fix a comment typo.
264 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
266 * expr.c (store_field): Remove two arguments value_mode and
268 (expand_assignment, store_constructor_field,
269 expand_expr_real_1): Adjust calls to store_field.
271 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
273 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
276 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
277 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
278 base and index register for loads.
280 * config/arc/t-arc: Fix multilib handling.
282 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
284 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
285 don't inspect BLOCK_FOR_INSN for barriers.
286 * emit-rtl.c (emit_barrier_before): Revert last change.
287 (emit_barrier_after, emit_barrier): Ditto.
289 * doc/extend.texi (Extended Asm): Warn and provide example
290 solution for using a call-clobbered asm register.
291 (Local Reg Vars): Similar. Cross-reference example.
293 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
295 * tree-cfg.c (group_case_labels): Look at the second to last
296 case statement for combing with the default case.
298 2004-10-19 Richard Hendeson <rth@redhat.com>
301 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
303 2004-10-19 Richard Hendeson <rth@redhat.com>
305 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
306 succeeds, only expand the result.
308 2004-10-19 Richard Hendeson <rth@redhat.com>
311 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
314 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
316 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
319 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
321 * expr.c (expand_assignment): Remove the last argument.
322 Change the return type to void.
323 * expr.h: Update the prototype of expand_assignment.
324 * function.c (assign_parm_setup_reg): Update a call to
326 * stmt.c (expand_asm_expr): Likewise.
328 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
330 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
331 unnecessary assignments to temp. Return const0_rtx.
333 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
335 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
337 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
339 * configure.ac (powerpc-*-darwin*): Require assembler to support
341 * configure: Regenerate.
343 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
345 * reload1.c (ior_hard_reg_set): Remove.
346 (finish_spills): Use IOR_HARD_REG_SET instead of
349 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
351 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
352 the currently visited word to right.
354 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
357 * expmed.c (expand_smod_pow2): Handle modes whose size
358 is greater than that of HOST_WIDE_INT.
360 2004-10-18 Ziemowit Laski <zlaski@apple.com>
362 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
364 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
365 Roger Sayle <roger@eyesopen.com>
368 * dojump.c (discard_pending_stack_adjust): New function.
369 (clear_pending_stack_adjust): Call it.
370 * expr.h (discard_pending_stack_adjust): Declare it.
371 * explow.c (emit_stack_save): Emit pending stack adjustments
372 before saving the stack pointer.
373 (emit_stack_restore): Discard pending stack adjustments before
374 restoring the stack pointer.
376 2004-10-18 Richard Henderson <rth@redhat.com>
378 * c-common.c (handle_mode_attribute): Allow scalar->vector
381 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
383 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
384 value to expand_assignment.
386 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
388 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
390 (thread_jumps): Iterate until no new forwarder block arises.
392 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
394 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
395 (thread_jumps): Use forwardable as cache of
396 tree_forwarder_block_p throughout the function.
398 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
400 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
402 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
406 * tree-cfg.c (remove_bb): If we have a label expression in the
407 basic block and the label we have taken the address, move the
408 label expression to the basic block which is previous in the
410 (tree_verify_flow_info): Fix printing out the label name of the
411 problematic label expression.
413 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
415 PR rtl-optimization/18002
416 * simplify-rtx.c (mode_signbit_p): Externalize function...
417 * rtl.h (mode_signbit_p): ... to here.
418 * combine.c (simplify_shift_const): Recognize PLUS signbit as
419 canonical form of XOR signbit and move to outer op.
421 2004-10-18 Diego Novillo <dnovillo@redhat.com>
423 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
425 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
426 Don't call fold_stmt more than once, use bsi_replace.
428 2004-10-18 Diego Novillo <dnovillo@redhat.com>
430 PR tree-optimization/17656
431 * tree-ssa.c (replace_immediate_uses): When replacing a
432 constant, if the call to fold_stmt produced a different
433 statement, get an appropriate statement pointer by scanning
436 2004-10-18 Richard Henderson <rth@redhat.com>
438 * pointer-set.c (hash1): Don't use libm functions in fallback case.
440 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
443 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
444 (stage1-start): Remove and copy libunwind.a and
445 libunwind*$(SHLIB_EXT) instead of libunwind*.
446 (stage2-start): Likewise.
447 (stage3-start): Likewise.
448 (stage4-start): Likewise.
449 (stageprofile-start): Likewise.
450 (stagefeedback-start): Likewise.
452 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
453 the shared library to be created and don't remove the existing
455 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
456 * config/i386/t-nwld (SHLIB_LINK): Likewise.
457 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
458 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
459 * config/sh/t-linux (SHLIB_LINK): Likewise.
460 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
461 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
462 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
463 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
465 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
468 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
470 * basic-block.h (reg_set_iterator): New.
471 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
472 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
473 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
474 * caller-save.c (save_call_clobbered_regs): Adjust to the new
476 * cfgcleanup.c (thread_jump): Likewise.
477 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
478 * conflict.c (conflict_graph_compute): Likewise.
479 * flow.c (verify_local_live_at_start, update_life_info,
480 initialize_uninitialized_subregs, propagate_one_insn,
481 init_propagate_block_info, free_propagate_block_info,
482 propagate_block, dump_regset): Likewise.
483 * global.c (global_conflicts): Likewise.
484 * graph.c (start_bb): Likewise.
485 * local-alloc.c (update_equiv_regs): Likewise.
486 * loop.c (load_mems): Likewise.
487 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
488 find_reg, finish_spills): Likewise.
489 * resource.c (mark_target_live_regs): Likewise.
490 * sched-deps.c (sched_analyze_insn): Likewise.
491 * sched-rgn.c (sched-rgn.c): Likewise.
492 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
494 2004-10-18 Jakub Jelinek <jakub@redhat.com>
496 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
497 operand 1 instead of 2
499 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
501 * loop-unroll.c: Fix comment typos.
503 2004-10-18 Revital Eres <eres@il.ibm.com>
505 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
506 * loop-unroll.c: Include varray.h.
507 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
508 opt_info and expand it to support variable expansion.
509 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
510 expand it to support variable expansion.
511 (pt_info_start_duplication): Rename si_info_start_duplication.
512 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
513 to the variable expansion optimization.
514 (free_opt_info): Rename free_si_info.
515 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
516 expand_var_during_unrolling, insert_var_expansion_initialization,
517 combine_var_copies_in_loop_exit, release_var_copies,
518 get_expansion): New functions.
519 (peel_loop_completely, unroll_loop_constant_iterations,
520 unroll_loop_runtime_iterations, peel_loop_simple,
521 unroll_loop_stupid): Change uses of struct si_info
523 and add uses of fvariable-expansion-in-unroller flag.
524 * params.def: Add parameter to restrict the number of expansions.
525 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
526 the number of expansions.
527 * common.opt: (fvariable-expansion-in-unroller): New flag.
528 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
530 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
532 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
533 __GXX_MERGED_TYPEINFO_NAMES to 0.
535 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
537 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
538 handle barriers in a bb by checking that it points to a NULL bb.
539 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
540 (emit_barrier_after, emit_barrier): Ditto.
542 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
544 * doc/extend.texi (Attribute Syntax): Clarify details of
545 attributes on parameters.
547 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
549 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
552 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
555 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
557 * c-typeck.c (default_function_array_conversion): Always create
558 &a[0] for array types.
559 (build_unary_op): Do not fold &a[x] into a + x.
561 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
564 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
565 block if there is a goto with a locus.
567 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
569 * config/elfos.h, config/gofast.h, config/interix.h,
570 config/netbsd.h, config/svr3.h, config/vxworks.h,
571 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
572 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
573 config/alpha/netbsd.h, config/arm/arm-modes.def,
574 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
575 config/cris/aout.h, config/frv/frv-modes.def,
576 config/i386/beos-elf.h, config/i386/gas.h,
577 config/i386/i386-coff.h, config/i386/i386-modes.def,
578 config/i386/linux.h, config/i386/linux64.h,
579 config/i386/mingw32.h, config/i386/netbsd-elf.h,
580 config/i386/netbsd64.h, config/i386/sco5.h,
581 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
582 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
583 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
584 config/mips/mips-modes.def, config/mips/sdb.h,
585 config/mips/vr.h, config/mips/vxworks.h,
586 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
587 config/pa/pa32-linux.h, config/rs6000/40x.md,
588 config/rs6000/7450.md, config/rs6000/8540.md,
589 config/rs6000/linuxspe.h, config/rs6000/power4.md,
590 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
591 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
592 config/s390/s390-modes.def, config/sh/elf.h,
593 config/sh/sh-modes.def, config/sh/sh64.h,
594 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
595 config/stormy16/stormy16.md, config/v850/v850-protos.h,
596 config/vax/vax.md: Update copyright.
598 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
600 * expr.c (expand_expr_real_1): Remove an obsolete comment.
602 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
604 * c-typeck.c (default_function_array_conversion): Always create
605 &a[0] for array types.
606 (build_unary_op): Do not fold &a[x] into a + x.
608 2004-10-17 Jakub Jelinek <jakub@redhat.com>
610 * pointer-set.c (hash1): Use integer part of 2^64 / phi
611 instead 2^32 / phi if long is 64-bit.
613 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
615 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
617 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
619 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
620 __ptrextent__, __ptrvalue and __ptrvalue__.
621 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
624 2004-10-16 Dale Johannesen <dalej@apple.com>
626 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
628 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
630 PR tree-optimization/17766
631 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
632 (dom_info_available_p): Declare.
633 * cfghooks.c (split_block, make_forwarder_block): Use
634 dom_info_available_p.
635 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
636 free_dominance_info, verify_dominators): Ditto.
637 (dom_info_available_p): New function.
638 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
639 (thread_jumps): Use dom_info_available_p.
640 * tree-complex.c (expand_complex_div_wide): Ditto.
641 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
643 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
645 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
646 (find_best_candidate): Take also important candidates into account.
647 (find_optimal_iv_set): Initialize important_candidates bitmap.
649 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
651 PR tree-optimization/17560
652 * predict.c (tree_estimate_probability): Mark irreducible
655 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
657 PR rtl-optimization/17723
658 * cfgcleanup.c (merge_memattrs): Handle case when
659 MEM_SIZE == NULL_RTX.
661 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
663 * toplev.c (dump_file_name): Change type to be const.
665 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
667 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
668 non_lvalue to stop something being a null pointer constant.
670 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
672 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
673 available for TARGET_FPRS.
674 (FUNCTION_VALUE_REGNO_P): Same.
676 2004-10-15 Geoffrey Keating <geoffk@apple.com>
678 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
679 -maltivec in same style as other ISA options.
681 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
683 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
686 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
688 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
689 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
690 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
691 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
692 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
693 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
694 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
695 predict.def, predict.h, protoize.c, reload.h, resource.h,
696 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
697 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
698 unwind-sjlj.c, value-prof.h: Update copyright.
700 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
702 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
704 2004-10-15 Diego Novillo <dnovillo@redhat.com>
706 * tree-optimize.c (execute_one_pass): Stop timer right after
709 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
712 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
715 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
716 (remove_useless_stmts_1): Fold trees we know how to fold.
718 2004-10-14 David Edelsohn <edelsohn@gnu.org>
720 * configure.ac: Add .machine power4 directive when testing for
722 * configure: Regenerate.
724 2004-10-14 Geoffrey Keating <geoffk@apple.com>
726 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
728 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
730 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
733 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
735 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
736 for 'f' if !TARGET_FPRS.
738 2004-10-14 Richard Henderson <rth@redhat.com>
741 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
743 2004-10-14 Richard Henderson <rth@redhat.com>
746 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
748 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
749 instaed of current_function_decl non-null.
751 2004-10-14 Matt Austern <austern@apple.com>
753 * pointer-set.c: New file, special-purpose hash table.
754 * pointer-set.h: New file.
755 * tree.h (struct pointer_set_t): Declare as opaque type.
756 (tree_walk): Last argument is pointer_set_t* now.
757 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
759 (walk_tree): Convert from htab_t to pointer_set_t for keeping
760 track of which nodes have already been visited.
761 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
762 * cgraphunit.c (cgraph_create_edges): Likewise.
763 (cgraph_characterize_statics_local): Likewise.
764 * tree-dfa.c (collect_dfa_stats): Likewise.
765 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
767 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
768 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
769 of walk_subtrees is pointer_set_t* now.
770 * Makefile.in (OBJS-common): add pointer-set.o
771 (tree-inline.o): Depends on pointer-set.h
772 (tree-dfa.o): Likewise
773 (cgraphunit.o): Likewise
775 2004-10-14 Geoffrey Keating <geoffk@apple.com>
777 * config/rs6000/darwin.h (ASM_SPEC): Delete.
778 (TARGET_ASM_FILE_START): Define.
779 * config/darwin.h (ASM_SPEC): Define.
780 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
781 -mlong-double-128, it's the default. Update comment about reason
782 for force_cpusubtype_ALL.
783 * config/rs6000/darwin-vecsave.asm: Supply .machine.
784 * config/rs6000/darwin-world.asm: Likewise.
785 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
786 (symbolic_operand): Delete #if 0ed code.
788 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
790 * stmt.c (add_case_node): Make sure that we have integer
791 constant before calling tree_int_cst_compare.
793 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
797 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
798 (remove_useless_stmts_1): Fold trees we know how to fold.
800 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
802 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
803 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
806 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
808 * reload.c (find_reloads): When reloading a PLUS with constant
809 operand, make sure the constant is pushed to the constant pool
811 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
812 reload bug workaround.
813 (s390_expand_plus_operand): Likewise.
815 2004-10-14 David Edelsohn <edelsohn@gnu.org>
817 * opts.c (common_handle_option): Do not enable
818 flag_speculative_prefetching for -fprofile-generate/use.
820 2004-10-14 Devang Patel <dpatel@apple.com>
823 * tree-if-conv.c (process_phi_nodes): Process latch block.
824 (combine_blocks): Process latch block and update loop structure.
826 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
828 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
829 (vect_update_ivs_after_vectorizer):
830 (vect_transform_for_unknown_loop_bound):
831 (tree_duplicate_loop_to_edge):
832 (allocate_new_names):
835 (rename_variables_in_bb):
837 (rename_variables_in_loop):
839 (update_phis_for_duplicate_loop):
840 (update_phi_nodes_for_guard):
841 (make_loop_iterate_ntimes):
842 (tree_duplicate_loop_to_edge_cfg):
844 (vect_analyze_loop_with_symbolic_num_of_iters):
845 (verify_loop_for_duplication):
846 (vect_gen_niters_for_prolog_loop):
847 (vect_update_niters_after_peeling):
848 (vect_update_inits_of_dr):
849 (vect_update_inits_of_drs):
850 (vect_build_loop_niters):
851 (vect_do_peeling_for_alignment): New functions.
852 (vect_transform_loop): Add unknown and known but indivisible loop
853 bound support; add peeling for unalignment support.
854 (vect_analyze_loop_form): Support symbolic number of iterations.
855 (vect_transform_loop_bound): New input parameter.
856 (vect_get_loop_niters): Change input parameter type.
857 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
858 (vectorizable_store): Allow unaligned access.
859 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
860 (vect_analyze_data_refs_alignment): Allowed one unaligned
862 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
864 (LOOP_VINFO_INT_NITERS): New macro.
865 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
866 (do_peeling_for_alignment):
867 (unaligned_drs): New members of _loop_vec_info.
868 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
870 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
872 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
873 (struct tree_string): Remove "const" qualifier for "str".
875 2004-10-14 Ira Rosen <irar@il.ibm.com>
877 * tree-vectorizer.c (vect_analyze_data_refs): Call
878 vect_get_base_and_bit_offset to get memory tag for array ref.
879 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
881 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
883 * configure.ac: Use $LN_S for creating symlinks (not $LN).
884 * configure: Regenerate.
886 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
888 * doc/install.texi (*-*-solaris2*): Update with info about kernel
889 patches to solve spurious testsuite failures.
891 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
893 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
894 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
895 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
896 gcc_assert under ENABLE_CHECKING.
897 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
898 get_vectype_for_scalar_type).
900 (vect_get_vec_def_for_operand): Remove redundant variables.
901 (vect_transform_loop): Likewise.
903 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
905 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
906 global for -mcaller-super-interworking.
907 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
908 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
909 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
910 not need a frame pointer.
911 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
912 the soft frame pointer offset.
913 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
914 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
915 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
916 the stack. Use frame_pointer_needed to choose between them.
917 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
918 (interwork_with_frame): New macro.
919 (interwork): Add _interwork_{r7,r11}_call_via_rN().
921 2004-10-14 Ben Elliston <bje@au.ibm.com>
924 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
925 up the filename looking for a previous directory separator.
927 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
929 * c-tree.h (enum c_typespec_kind, struct c_typespec,
930 parser_xref_tag): New.
931 (struct c_declspecs): Add tag_defined_p. Adjust definition of
933 (declspecs_add_type): Adjust prototypes.
934 * c-parse.in (%union): Add tstype.
935 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
936 typespec_reserved_attr, typespec_nonreserved_nonattr,
937 structsp_attr, structsp_nonattr): Change to tstype. Update
939 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
940 (declspecs_add_type): Update to take struct c_typespec argument.
941 Set tag_defined_p and typedef_p as appropriate.
942 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
943 Update to return struct c_typespec.
944 (shadow_tag_warned): Don't let empty declarations with qualifiers
945 or storage class specifiers redeclare a tag if a previous
946 declaration is visible.
948 2004-10-13 Richard Henderson <rth@redhat.com>
951 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
952 for DECL_INCOMING_RTL.
954 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
957 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
958 trunc_int_for_mode for constants used in shortened mode.
960 2004-10-13 Richard Henderson <rth@redhat.com>
963 * c-common.c (handle_mode_attribute): Disallow mode changes that
964 alter the CODE of the top-level type.
966 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
967 integer from internal limits macros.
968 * config/i386/mm3dnow.h (__v2sf): Fix base type.
970 2004-10-13 Richard Henderson <rth@redhat.com>
973 * function.c (instantiate_decl): Recurse for CONCAT.
975 2004-10-13 David Edelsohn <edelsohn@gnu.org>
977 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
980 (extzvdi_internal1): Add attribute "compare".
981 (extzvdi_internal2): Same.
983 2004-10-12 Tom Tromey <tromey@redhat.com>
985 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
987 2004-10-13 Dale Johannesen <dalej@apple.com>
989 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
991 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
993 * toplev.c (compile_file): Call mudflap_finish_file from here ...
994 * c-decl.c (c_write_global_declarations): ... instead of here ...
995 * cp/decl.c (cp_finish_file): ... and here.
996 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
998 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1000 * tree-ssa-dom.c (record_range): Free the element if we are not
1003 2004-10-13 Tom Tromey <tromey@redhat.com>
1006 * gcc.c (option_map): Added --extdirs and --encoding.
1008 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1011 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
1012 sparc_can_output_mi_thunk.
1013 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
1014 handling of vcall offset.
1015 (sparc_can_output_mi_thunk): New predicate.
1016 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
1017 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
1018 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
1020 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
1022 * config/sparc/sparc.md (movdi): Remove redundant test.
1024 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
1026 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
1027 TDF_IPA from -fdump-tree-*-all.
1029 2004-10-13 Paul Brook <paul@codesourcery.com>
1031 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
1032 * config/arm/arm.c (thumb_find_work_register): Update comments.
1033 (arm_load_pic_register): Add argument for scratch register.
1034 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
1035 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
1037 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
1039 * tree-data-ref.c: Fix comment typos.
1041 2004-10-13 Jakub Jelinek <jakub@redhat.com>
1042 Zdenek Dvorak <dvorakz@suse.cz>
1044 PR tree-optimization/17724
1045 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
1047 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
1049 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
1050 (altivec_builtin_mask_for_store): Likewise.
1051 (altivec_init_builtins): Use lang_hooks.builtin_function to
1052 create the decls for builtin_altivec_mask_for_load/store.
1054 2004-10-13 Nick Clifton <nickc@redhat.com>
1056 * config/c4x/c4x.c: Remove inclusion of loop.h.
1058 2004-10-12 Ben Elliston <bje@au.ibm.com>
1060 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
1061 (ei_container): New; renamed.
1062 (ei_start, ei_last): New macros.
1063 (ei_start_1, ei_last_1): Renamed from ei_start.
1064 (ei_last_1, ei_end_p): Use ei_container() where applicable.
1065 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
1066 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
1068 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
1070 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
1071 * cfgloop.c (initialize_loops_parallel_p): New.
1072 (flow_loops_find): Initialize the parallel_p field to true for all
1074 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
1075 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
1076 the size of the data accessed in the loop.
1077 (struct nb_iter_bound): Moved...
1078 * cfgloop.h (struct nb_iter_bound): ... here.
1079 (estimated_nb_iterations, parallel_p): New fields in struct loop.
1080 (record_estimate): Declare extern here.
1081 * tree-chrec.c: Fix comments.
1082 (nb_vars_in_chrec): New function.
1083 * tree-chrec.h (nb_vars_in_chrec): Declared here.
1084 * tree-data-ref.c: Don't include lambda.h, that is already included
1086 (tree_fold_divides_p): Don't check for integer_onep.
1087 (tree_fold_bezout): Removed.
1088 (gcd): New static duplicated function.
1089 (int_divides_p, dump_subscript): New.
1090 (dump_data_dependence_relation): Use dump_subscript.
1091 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
1092 estimate_niter_from_size_of_data): New.
1093 (analyze_array_indexes, analyze_array): Call
1094 estimate_niter_from_size_of_data during the detection of array
1095 references. Pass in a pointer to the statement that contains the
1097 (all_chrecs_equal_p): New.
1098 (compute_distance_vector): Renamed compute_subscript_distance.
1099 Deal with multivariate conflict functions.
1100 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
1101 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
1102 (non_affine_dependence_relation): New.
1103 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
1104 analyze_siv_subscript, analyze_miv_subscript,
1105 analyze_overlapping_iterations, subscript_dependence_tester):
1106 Initialize and return last_conflicts function.
1107 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
1108 compute_overlap_steps_for_affine_1_2): New.
1109 (analyze_siv_subscript_affine_cst): Removed.
1110 (analyze_subscript_affine_affine): Disprove dependences based on the
1111 iteration domains. Solve the univariate dependence case as before,
1112 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
1113 Implement the multivariate case of 2 versus 1 variables.
1114 (build_classic_dist_vector, build_classic_dir_vector): Implement some
1116 (find_data_references_in_loop): Compute and initialize
1117 loop->estimated_nb_iterations and loop->parallel_p.
1118 (analyze_all_data_dependences): Modify the debug dump order.
1119 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
1120 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
1121 (SUB_LAST_CONFLICT, subscript->last_conflict,
1122 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
1123 DDR_AFFINE_P, DDR_SIZE_VECT): New.
1124 (find_data_references_in_loop, initialize_data_dependence_relation,
1125 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
1127 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
1129 * configure: Regenerate.
1131 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
1134 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
1135 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
1136 and constant folding of floating point MULT_EXPR/PLUS_EXPR
1139 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
1141 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
1142 (s390_gimplify_va_arg): Likewise.
1144 2004-10-12 Daniel Jacobowitz <dan@debian.org>
1146 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
1147 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
1148 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
1149 * regclass.c (record_address_regs): Remove ifdef. Use
1150 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
1151 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
1153 (scan_rtx_address, replace_oldest_value_addr): Use
1154 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
1155 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
1156 unnecessary definitions.
1157 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
1158 and MODE_BASE_REG_REG_CLASS.
1159 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
1160 (MODE_BASE_REG_REG_CLASS): Define.
1161 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
1162 (REG_MODE_OK_FOR_REG_BASE_P): Define.
1163 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
1164 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
1166 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
1168 * tree-ssa-alias.c (verify_name_tags): New function.
1169 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
1170 (verify_alias_info): Call verify_name_tags.
1172 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
1174 PR rtl-optimization/17931
1175 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
1178 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
1180 * arm.c (arm_print_operand): Use output_operand_lossage where possible
1181 rather than aborting.
1183 2004-10-12 Paul Brook <paul@coudesourcery.com>
1185 * config.gcc: Add armv6{k,z,zk}
1186 * config/arm/arm-cores.def: Add arm1176 and mpcore.
1187 * config/arm/tune.md: Regenerate.
1188 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
1190 (all_architectures): Add armv6k, armv6z, armv6zk.
1191 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
1192 * doc/invoke.texi: Document new arch and cpu values.
1194 2004-10-12 Paul Brook <paul@coodesourcery.com>
1196 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
1199 2004-10-12 Paul Brook <paul@codesourcery.com>
1201 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
1202 Handle negative constants.
1204 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
1207 * c-typeck.c (convert_arguments): Return error_mark_node if there
1208 are too few arguments.
1209 (build_function_call): Handle error_mark_node return from
1212 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
1214 * configure.ac (symbolic_link): Replace with $LN_S.
1215 (Assembler/Linker): Hard link from gas and binutils trees.
1216 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
1217 * configure: Regenerate.
1219 2004-10-12 Paul Brook <paul@codesourcery.com>
1221 * configure.ac: Don't look for host assembler when building a canadian
1223 * configure: Regenerate.
1225 2004-10-11 Roger Sayle <roger@eyesopen.com>
1228 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
1229 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
1230 line options for "-lang-asm" and if found allow any of the C-family
1232 (c_common_handle_option): Remove last use of permit_fortran_options.
1234 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
1236 * config/s390/s390.c (print_operand): Support 'S' format flag.
1237 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
1238 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
1239 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
1240 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
1241 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
1242 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
1243 ("*movstricthi"): Likewise.
1244 ("*load_multiple_di", "*load_multiple_si"): Likewise.
1245 ("*store_multiple_di", "*store_multiple_si"): Likewise.
1246 ("*sethiqisi", "*sethihisi"): Likewise.
1247 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
1248 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
1249 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
1250 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
1251 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
1253 ("*tmhi_full"): Fix incorrect op_type attribute.
1255 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
1256 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
1257 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
1258 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
1260 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
1263 * function.c (temp_slots_at_level): Fix typo which creates too
1264 many temp stack slots levels.
1266 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
1268 * config/s390/s390.c (s390_trampoline_template): Generate shorter
1270 (s390_trampoline_instantiate): Adapt.
1271 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
1273 2004-10-11 Roger Sayle <roger@eyesopen.com>
1276 * stmt.c (add_case_node): Add additional type argument. Declare
1277 as static to match prototype. Convert the upper and lower bounds
1278 to the specified index type. Optimize away case ranges/values
1279 that are outside the index type's bounds. Truncate case ranges
1280 that span the index type's bounds.
1281 (expand_case): Avoid unnessary computation and memory allocation
1282 when index type is error_mark_node. Pass index_type as required
1283 by change to add_case_node API. No need to convert case range
1284 bounds to index_type, this is now done by add_case_node.
1286 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
1288 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
1289 * config/s390/s390.c (s390_offset_p): New function.
1290 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
1291 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
1292 transform Q->Q alternatives to *clc pattern.
1294 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
1295 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
1296 to transform Q->Q alternatives to *mvc pattern.
1297 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
1298 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
1299 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
1300 transform Q->Q alternatives to *nc pattern.
1301 ("*nc"): New insn. New peephole to merge adjacent NCs.
1302 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
1303 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
1304 transform Q->Q alternatives to *oc pattern.
1305 ("*oc"): New insn. New peephole to merge adjacent OCs.
1306 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
1307 transform Q->Q alternatives to *xc pattern.
1308 ("*xc"): New insn. New peephole to merge adjacent XCs.
1309 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
1311 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1313 * gimplify.c (gimple_push_condition): Make sure that we don't
1314 have any saved condition cleanup if we were at the top level.
1316 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
1318 * config/frv/frv.md (*adddi3_internal): Change name to...
1319 (adddi3): ...replacing the exisiting define_expand. Combine
1320 alternatives. Fix the range of the constant constraints ('J' instead
1321 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
1322 to extract the lower and upper halves of the DImode operands.
1323 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
1324 (adddi3_lower): Fix the range of the constant constraints and
1325 remove the bogus operands[2] check.
1326 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
1327 operand 2. Use addxi to handle constant operands.
1328 (subdi3_lower, subdi3_upper): Don't handle constant operands.
1330 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
1332 * gengtype-lex.l: Add commented } & ) characters to unconfuse
1333 editor's paren matching. Allow #define inside a struct.
1335 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
1338 part of PR c++/17657
1339 * fold-const.c (fold_build_cleanup_point_expr): New function.
1340 * tree.h (fold_build_cleanup_point_expr): Prototype.
1342 2004-10-10 Eric Christopher <echristo@redhat.com>
1344 * dwarf2out.c: Move attribute to subprogram declaration
1345 instead of subroutine type.
1347 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
1349 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
1350 hoist_insn_after, and hoist_insn_to_edge.
1351 * rtl.h: Remove the prototypes for reg_referenced_between_p,
1352 no_jumps_between_p, and insn_dependent_p.
1353 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
1354 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
1355 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
1356 hoist_insn_to_edge): Remove.
1358 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
1361 * c-decl.c (grokparms): Don't warn for parameters of incomplete
1362 type in declarations that are not definitions except for the case
1363 of parameters of void type.
1365 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
1367 * tree-cfg.c: Fix comment typos.
1369 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
1372 * builtins.c (expand_builtin_va_start): Check for too few
1373 arguments to va_start.
1375 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
1378 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
1379 fields a pedwarn. Pedwarn here for unnamed structs/unions if
1381 * c-parse.in (component_decl): Don't pedwarn here for unnamed
1384 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1386 PR tree-optimization/17906
1387 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
1388 copy non-gimple reg arguments.
1390 2004-10-09 Roger Sayle <roger@eyesopen.com>
1392 PR rtl-optimization/17853
1393 * simplify-rtx.c (simplify_relational_operation): Correct comment.
1394 Reorganize handling of comparison operations with floating point
1395 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
1396 Likewise, introduce support for comparison operations with vector
1397 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
1399 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
1400 * doc/tm.texi: Likewise.
1402 2004-10-09 Steven Bosscher <stevenb@suse.de>
1404 * regs.h (struct reg_info_def): Remove the last_node_uid and
1405 changes_mode fields.
1406 (REGNO_LAST_NOTE_UID): Don't define.
1407 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
1408 * regmove.c (copy_src_to_dest): Likewise.
1410 2004-10-09 Roger Sayle <roger@eyesopen.com>
1413 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
1414 relational comparison operator op needs to be swapped/reversed when
1415 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
1417 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1420 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
1421 instead of bsi_start.
1422 (value_replacement): Likewise.
1423 (abs_replacement): Likewise
1425 2004-10-09 Steven Bosscher <stevenb@suse.de>
1427 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
1428 (expand_gimple_cond_expr, expand_gimple_tailcall,
1429 expand_gimple_basic_block): Use it to dump RTL for each stmt.
1430 (tree_expand_cfg): Announce full RTL function dump.
1431 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
1432 not the graph version.
1433 * tree-pretty-print.c (dump_generic_node): Allow empty statements
1434 in the arms of a COND_EXPR for lowered nodes.
1436 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
1438 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
1439 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
1440 strtoufix16, strtoufix32, strtoufix64): Declare.
1442 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
1444 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
1445 for an out-of-range floating point constant.
1446 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
1447 warning if the target format does not support infinities.
1449 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
1451 * emit-rtl.c (last_label_num, base_label_num): Remove.
1452 (max_label_num): Always return label_num.
1453 (set_new_last_label_num, restore_emit_status): Remove.
1454 (init_emit): Don't initialize last_label_num.
1455 * function.c (pop_function_context_from): Don't call
1456 restore_emit_status.
1457 * function.h: Remove the prototype for restore_emit_status.
1458 * rtl.h: Remove the prototype for set_new_last_label_num.
1460 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
1462 * stmt.c (expand_decl_init): Remove.
1463 * tree.h: Remove the corresponding prototype.
1465 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
1467 * integrate.c (try_constants, subst_constants, mark_stores):
1469 * integrate.h: Remove the prototype for try_constants.
1471 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
1473 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
1474 (convert_for_assignment): Handle ic_argpass_nonproto. Add
1475 comments about its relevance to errors.
1476 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
1478 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1481 * c-ppoutput.c (cb_ident): Don't quote string as it is already
1484 2004-10-08 Diego Novillo <dnovillo@redhat.com>
1486 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
1487 reference_node_pool.
1489 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
1491 * tree-cfg.c: Fix a comment typo.
1493 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
1495 * config/s390/s390.c (s390_register_info): Don't save fprs for
1497 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
1499 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
1501 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
1502 (TARGET_DEFAULT): Use symbolic values.
1503 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
1504 (TARGET_DEFAULT): Use symbolic values.
1505 * config/s390/s390.c (s390_backchain_string): Initialize to
1506 TARGET_DEFAULT_BACKCHAIN.
1508 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1510 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
1511 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
1513 (expand_builtin_strcat): Accept a type parameter.
1514 (fold_builtin_mempcpy): Accept a type and endp parameter.
1516 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
1517 Accept an `exp' instead of an `arglist'.
1519 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
1521 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
1522 reverting my 2004-09-07 patch to use build_int_cst.
1524 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1527 * config/sparc/sparc.c (input_operand): Remove redundant code
1528 for handling LO_SUM.
1529 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
1530 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
1531 Otherwise only accept it for TFmode if quad move insns are available.
1533 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
1535 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
1536 common cases will be caught earlier than others.
1538 2004-10-08 Michael Matz <matz@suse.de>
1540 * loop-doloop.c (doloop_optimize): Extend count.
1542 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
1544 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
1545 (prefetch): Convert to expander.
1547 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
1549 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
1550 first argument of CALL.
1551 (tls_local_dynamic): Likewise.
1553 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
1555 * c-typeck.c (enum impl_conv): New.
1556 (convert_for_assignment): Use it. Take tree for function called
1557 instead of its name. Handle ObjC selectors for diagnostics at
1558 start of function. Select diagnostic text within the function
1559 using full sentences for diagnsotics. Use %qE to name functions
1561 (convert_arguments, build_modify_expr,
1562 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
1563 callers to convert_for_assignment.
1564 (warn_for_assignment): Remove.
1566 2004-10-08 Nick Clifton <nickc@redhat.com>
1568 * config/sh/symbian.c (symbian_possibly_export_base_class):
1569 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
1570 TYPE_CONTAINS_VPTR_P.
1572 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1574 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
1575 fixed registers form all_used_regs. Update call_really_used_regs.
1576 (CALL_REALLY_USED_REGISTERS): Define.
1577 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
1578 with call_really_used_regs.
1580 2004-10-08 Alan Modra <amodra@bigpond.net.au>
1582 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
1583 for -profile as well as -p and -pg.
1585 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
1587 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
1589 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
1591 * tree-cfg.c (tree_block_forwards_to): Remove.
1592 * tree-flow.h: Remove the corresponding prototype.
1594 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
1596 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
1597 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
1599 2004-10-07 Geoffrey Keating <geoffk@apple.com>
1602 * config/rs6000/rs6000.c (rs6000_generate_compare): When
1603 flag_trapping_math is in effect, don't generate subtract
1606 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
1608 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
1609 * config/s390/s390.c (s390_narrow_logical_operator): New function.
1610 (s390_extra_constraint_str): Add 'A' constraints.
1611 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
1612 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
1613 (CONSTRAINT_LEN): Likewise.
1614 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
1615 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
1616 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
1617 ("*iordi3"): Add OI alternative and splitter.
1618 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
1619 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
1620 ("*xordi3"): Add XI alternative and splitter.
1621 ("*xorsi3", "*xorhi3"): Likewise.
1623 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
1625 * config/mips/mips.c (mips_function_rodata_section): New function.
1626 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
1628 2004-10-07 Devang Patel <dpatel@apple.com>
1630 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
1631 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
1632 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
1633 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
1634 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
1635 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
1636 UNSPEC_VCONDU_V16QI): New constant defines.
1637 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
1638 vconduv16qi): New patterns.
1639 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
1640 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
1641 (get_vec_cmp_insn): Same.
1642 (get_vsel_insn): Same.
1643 (rs6000_emit_vector_compare): Same.
1644 (rs6000_emit_vector_select): Same.
1645 (INSN_NOT_AVAILABLE): New.
1647 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
1649 PR tree-optimization/17749
1650 * tree-tailcall.c (find_tail_calls): Check that parameter is
1653 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
1655 * config/ia64/ia64.c: Fix a comment typo.
1657 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1659 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
1661 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1664 * tree-inline.c (expand_call_inline): Do not warn for functions
1665 marked with attribute noinline.
1667 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1670 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
1671 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
1673 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
1674 of 0 as 4th argument to pass_by_reference.
1675 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
1677 2004-10-06 Eric Christopher <echristo@redhat.com>
1679 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
1682 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
1685 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
1687 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
1689 PR rtl-optimization/17791
1690 * loop-doloop.c (doloop_modify): Take number of iterations as
1692 (doloop_optimize): Extend or shorten the number of iterations
1693 when changing mode of counter register.
1694 * loop-iv.c (lowpart_subreg): Export.
1695 * rtl.h (lowpart_subreg): Declare.
1697 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
1699 PR tree-optimization/17806
1700 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
1701 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
1702 flags moved to split_edge.
1704 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1707 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
1708 before tentatively building the conditional move sequence.
1710 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
1713 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
1715 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
1716 function_arg_padding.
1718 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
1721 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
1723 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
1725 * hooks.c (hook_int_void_1, hook_void_int): Remove.
1726 * hooks.h: Remove the corresponding prototypes.
1728 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1731 * tree-nested.c (walk_stmt_info): Add changed field.
1732 (convert_nonlocal_reference): Set changed to when we
1733 change a decl to unnested decl.
1734 <case ADDR_EXPR>: Instead of checking if the immediate part
1735 of the ADDR_EXPR changed, check the field changed.
1736 Use recompute_tree_invarant_for_addr_expr instead of unsetting
1738 (convert_local_reference): Set changed to when we
1739 change a decl to unnested decl.
1740 <case ADDR_EXPR>: Instead of checking if the immediate part
1741 of the ADDR_EXPR changed, check the field changed.
1742 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
1744 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
1746 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
1747 * dwarf2out.c (dwarf2out_init): Remove references to
1748 DWARF2_GENERATE_TEXT_SECTION_LABEL.
1749 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
1750 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
1752 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
1754 * c-typeck.c (convert_arguments): Take expression for called
1755 function rather than its name. Handle ObjC selectors directly
1756 rather than relying on warn_for_assignment to do so. Call warning
1757 directly rather than warn_for_assignment. Use %qE in diagnostics.
1758 Say "argument" rather than "arg" in diagnostics.
1759 (build_function_call): Update call to convert_arguments.
1761 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1764 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
1765 ENUMs specially instead of just saying we do.
1767 2004-10-06 Eric Christopher <echristo@redhat.com>
1769 * dwarf2.h: Sync with include/elf/dwarf2.h
1771 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
1773 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
1776 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
1778 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
1779 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
1781 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
1783 * lambda-code.c (compute_nest_using_fourier_motzkin): New
1785 (lambda_compute_auxillary_space): Split from here.
1787 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
1789 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
1790 * tree-flow.h: Add prototype.
1791 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
1792 expr_invariant_in_loop.
1794 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
1796 * tree-cfg.c (thread_jumps): Remove a duplicate check for
1799 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
1801 * config/s390/s390-protos.h (s_imm_operand): Remove.
1802 (s390_pool_operand): Add prototype.
1803 * config/s390/s390.c (general_s_operand): Remove.
1804 (s_imm_operand): Remove.
1805 (s_operand): Merge contents of general_s_operand.
1806 (s390_pool_operand): New function.
1807 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
1808 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
1809 ("*cmpdi_ccu"): Merge Q->Q alternative.
1810 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
1811 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
1813 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
1814 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
1815 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
1817 2004-10-06 Steve Ellcey <sje@cup.hp.com>
1819 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
1820 call ia64_function_arg_boundary.
1821 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
1822 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
1823 (ia64_function_arg_advance): Do not put 128 bit floats into
1826 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1828 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
1829 Accept an expression instead of an arglist.
1830 (expand_builtin_stpcpy): Accept an expression instead of an
1833 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1836 * doc/install.texi (*-*-solaris2*): Mention potential problem
1837 with Sun assembler + GNU linker and C++ programs.
1838 Document status of binutils 2.15 release.
1840 2004-10-06 Jan Hubicka <jh@suse.cz>
1842 * cse.c (cse_main): Kill push/pop context.
1844 2004-10-05 Zack Weinberg <zack@codesourcery.com>
1846 * pretty-print.c: Include tree.h.
1847 (pp_base_prepare_to_format): New function, logic from
1848 text_specifies_location.
1849 (pp_base_format_text): Use gcc_assert.
1850 * pretty-print.h (pp_prepare_to_format): New macro.
1851 (pp_base_prepare_to_format): Prototype.
1852 * diagnostic.c (text_specifies_location): Delete.
1853 (bug_report_request): Delete.
1854 (diagnostic_set_info): Don't call text_specifies_location.
1855 (diagnostic_action_after_output): Put text from
1856 bug_report_request inline here. Use gcc_unreachable.
1857 (diagnostic_report_current_function): Fix comment.
1858 (diagnostic_report_diagnostic): Clarify logic for error recursion.
1859 Call pp_prepare_to_format before diagnostic_starter.
1860 (trim_filename): Use IS_DIR_SEPARATOR.
1861 (fatal_error, internal_error): Use gcc_unreachable.
1862 (error_recursion): Call diagnostic_action_after_output to
1863 issue the bug_report_request message and exit.
1864 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
1866 * c-parse.in: Add list of diagnostic messages to insulate
1867 translation template from version of yacc/bison used to
1868 compile the grammar.
1870 2004-10-06 Alan Modra <amodra@bigpond.net.au>
1873 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
1875 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
1877 * basic-block.h: Remove the prototype for
1878 flow_preorder_transversal_compute.
1879 * cfganal.c (dfst_node): Remove.
1880 (flow_preorder_transversal_compute): Likewise.
1881 * rtl.h: Remove the prototype for get_jump_table_offset.
1882 * rtlanal.c (get_jump_table_offset): Remove.
1884 2004-10-05 Richard Henderson <rth@redhat.com>
1887 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
1889 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
1892 * Makefile.in: Stage the build directory too.
1894 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
1896 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
1898 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
1899 (frv_emit_move): Same.
1901 * config/frv/frv.c (frv_emit_move): New.
1902 (frv_legitimize_address): New.
1904 * config/frv/frv.md ("movsi"): Call frv_emit_move.
1911 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
1913 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
1916 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
1918 * c-decl.c (pushdecl): When an extern declaration at block scope
1919 refers to a visible entity with internal linkage, use the old DECL
1920 rather than the new one.
1922 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
1924 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
1927 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
1929 * tree-cfg.c (thread_jumps): Remove a duplicate check for
1932 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
1934 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
1935 of FOR_BB_BETWEEN. Remove a useless check for unreachable
1938 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
1940 * tree-cfg.c (cleanup_tree_cfg): Don't call
1941 delete_unreachable_blosk() after thread_jumps().
1942 (thread_jumps): Always remove basic blocks as they become
1945 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
1947 * tree-cfg.c (cleanup_tree_cfg): Remove variable
1948 something_changed. Simplify the while loop.
1950 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1952 * builtins.c (expand_builtin_memmove): Delete duplicate code
1953 and accept a tree type for the result.
1954 (expand_builtin_bcopy): Accept a tree type for the result.
1955 (fold_builtin_memmove): Accept an arglist and tree type for
1958 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
1960 * config/s390/s390.c (s390_dump_pool): Remove return value.
1961 Use gen_pool_align, gen_pool_section_start/end instead of
1962 gen_pool_start/end_31/64.
1963 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
1964 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
1965 ("pool_start_31", "pool_end_31"): Remove.
1966 ("pool_start_64", "pool_end_64"): Likewise.
1967 ("pool_align", "pool_section_start", "pool_section_end": New insns.
1969 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
1970 (TARGET_CANNOT_COPY_INSN_P): Define.
1971 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
1972 (struct constant_pool): New member 'execute'.
1973 (s390_add_execute, s390_find_execute): New functions.
1974 (s390_execute_label, s390_execute_target): Likewise.
1975 (s390_dump_pool): Output in-pool execute target templates.
1976 (s390_dump_execute): New function.
1977 (s390_alloc_pool, s390_free_pool): Handle execute templates.
1978 (s390_mainpool_start, s390_mainpool_finish): Likewise.
1979 (s390_chunkify_start, s390_chunkify_finish): Likewise.
1980 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
1981 ("*execute"): New insn pattern.
1982 ("movmem_short", "*movmem_short"): Use splitters to generate
1983 explicit execute pattern, remove embedded execute.
1984 ("clrmem_short", "*clrmem_short"): Likewise.
1985 ("cmpmem_short", "*cmpmem_short"): Likewise.
1987 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
1989 * tree-ssa.c (verify_ssa): Verify phi arguments only
1990 contain renamed names.
1992 2004-10-05 Alan Modra <amodra@bigpond.net.au>
1994 * config/rs6000/linux.h: Formatting, whitespace.
1995 * config/rs6000/linux64.h: Likewise.
1996 * config/rs6000/rs6000-protos.h: Likewise.
1997 * config/rs6000/rs6000.c: Likewise.
1998 (easy_vector_splat_const): Add fall thru comments.
1999 (output_vec_const_move): Likewise.
2001 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
2003 * Makefile.in: Update -Wno-error exceptions for move to build dir.
2005 2004-10-05 Chao-Ying Fu <fu@mips.com>
2006 Richard Sandiford <rsandifo@redhat.com>
2008 * doc/invoke.texi (-mpaired-single): Link to the new description of the
2009 built-in functions. Document dependencies.
2010 (-mips3d): Add link here too.
2011 * doc/extend.texi (MIPS Paired-Single Support): New section.
2013 2004-10-04 Chao-ying Fu <fu@mips.com>
2015 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
2017 2004-10-04 Diego Novillo <dnovillo@redhat.com>
2019 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
2020 Initialize OPT_STATS to 0.
2022 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
2024 * tree-data-ref.c: Fix comment typos.
2026 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
2028 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
2029 the predicate cannot be computed, don't initialize the result to
2032 2004-10-01 Eric Christopher <echristo@redhat.com>
2034 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
2035 locally defined enum.
2036 * dwarf2out.c (add_calling_convention_attribute): Don't
2039 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
2041 PR c/17178, PR c/17820
2042 * c-decl.c (pop_scope): Do not warn about unused static
2043 variables as they warned in the middle-end.
2045 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2047 * builtins.c (expand_builtin_memcpy): Delete duplicate code
2048 and make the first parameter the expression not the arglist.
2050 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
2052 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
2053 as valid modes to expand address expressions.
2055 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
2057 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
2058 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
2059 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
2060 code formatting conventions.
2062 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
2064 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
2066 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
2068 PR tree-optimization/16632
2069 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
2070 fold (A & C) == D into 0, fold ~C. Similarly, for the case
2071 where | is used instead of &.
2073 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
2075 * ginclude/stddef.h: Fix a comment typo.
2077 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2080 * config.gcc (i?86-*-solaris2*): Restore correct logic
2081 for --enable-threads option.
2082 (sparc64-*-solaris2*): Likewise.
2083 (sparc-*-solaris2*): Likewise.
2085 2004-10-03 Alan Modra <amodra@bigpond.net.au>
2087 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
2088 (OS_MISSING_POWERPC64): Move, and comment.
2089 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
2090 (OS_MISSING_POWERPC64): Move, and comment.
2092 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
2094 * arm.c (output_call_mem): Add missing \t.
2096 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2098 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
2099 expand_builtin_strncmp): Delete duplicate code.
2101 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
2103 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
2104 take check-base and -limit arguments.
2105 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
2106 check ranges for ARRAY_REF and COMPONENT_REF.
2107 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
2110 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
2112 * c-objc-common.c (c_tree_printer): Correct description of %E.
2113 Don't fall through after printing an expression.
2115 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
2117 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
2119 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
2121 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
2122 delete_unrechable_blocks() only when necessary.
2124 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
2126 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
2127 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
2128 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
2129 __gthread_recursive_mutex_unlock): New functions.
2131 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
2133 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
2134 * config/s390/tpf-eh.c: Remove file.
2135 * config/s390/tpf-unwind.h: New file.
2136 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
2137 (MD_UNWIND_SUPPORT): Define.
2139 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
2141 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
2143 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
2145 * config/s390/s390-protos.h (s390_comparison): Add prototype.
2146 * config/s390/s390.c (s390_comparison): New function.
2147 (s390_branch_condition_mask): Return -1 for invalid comparisons.
2148 (s390_branch_condition_mnemonic): Assert valid comparison.
2149 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
2150 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
2151 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
2152 s390_comparison instead of comparison_operator.
2154 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
2155 ("cmpmemdi"): Remove.
2156 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
2157 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
2158 ("cmpint_si"): Rename to ...
2159 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
2160 ("cmpint_di", "*cmpint_di"): Likewise.
2161 * config/s390/s390.c (s390_canonicalize_comparison): Remove
2162 redundant UNSPEC_CMPINT conversions.
2163 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
2165 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
2167 * collect2.c (COLLECT_PARSE_FLAG): Remove.
2168 (main): Remove a reference to COLLECT_PARSE_FLAG
2169 * system.h: Poison COLLECT_PARSE_FLAG.
2170 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
2172 2004-10-01 Paul Brook <paul@codesourcery.com>
2174 * config/arm/crti.asm: Give _init and _fini function type.
2176 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
2178 * common.opt (ftree-loop-ivcanon): Enable by default.
2179 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2180 Enable complete loop unrolling.
2181 (canonicalize_induction_variables, tree_unroll_loops_completely):
2184 2004-10-01 Paul Brook <paul@codesourcery.com>
2186 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
2187 not register number.
2188 (thumb_find_work_register): Search full register range.
2190 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
2193 * tree-cfg.c (group_case_labels): Get the label and not
2194 the case expr for the default case.
2195 When the label we looking at is the default, decrement the
2198 2004-10-01 Jan Hubicka <jh@suse.cz>
2200 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
2201 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2202 * toplev.h (tree_rest_of_compilation): Update prototype.
2203 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
2205 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
2207 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
2208 cleanup_control_flow() out of the while loop.
2210 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
2212 * tree-vectorizer.c (vectorizable_operation): Fail unless
2213 the mode for the vector type is indeed a vector mode.
2215 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
2217 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
2218 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
2220 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2221 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
2222 follow_ssa_edge_in_rhs): Ditto.
2223 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
2224 (dump_iv): Dump base_object.
2225 (dump_use, dump_cand): Use dump_iv.
2226 (determine_base_object): New function.
2227 (alloc_iv): Initialize base_object field.
2228 (record_use): Clear the ssa_name field of iv.
2229 (get_computation_cost_at): Do not use difference of addresses of
2230 two different objects.
2231 (may_eliminate_iv): Do not require the loop to have just single exit.
2232 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
2233 (nonzero_p): New function.
2234 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
2235 tree_simplify_using_condition, simplify_using_initial_conditions,
2236 loop_niter_by_eval, find_loop_niter_by_eval,
2237 estimate_numbers_of_iterations_loop, compare_trees,
2238 upper_bound_in_type, lower_bound_in_type,
2239 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
2240 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
2241 instead of integer_(non)zerop.
2243 2004-10-01 Jakub Jelinek <jakub@redhat.com>
2246 2004-09-29 Jakub Jelinek <jakub@redhat.com>
2248 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2249 and TI_VA_LIST_FPR_COUNTER_FIELD.
2250 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2251 * tree-pass.h (pass_stdarg): Add.
2252 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2253 * tree-stdarg.c: New file.
2254 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2255 (tree-stdarg.o): Add dependencies.
2256 * function.h (struct function): Add va_list_gpr_size and
2257 va_list_fpr_size fields.
2258 * function.c (allocate_struct_function): Initialize them.
2260 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2261 va_list_{g,f}pr_counter_field.
2262 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2263 area will not be used. Only save registers that tree-stdarg.c
2264 detected they need saving.
2265 (ix86_va_start): Don't set up fields that won't be used.
2267 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2268 va_list_{g,f}pr_counter_field.
2269 (setup_incoming_varargs): Don't do anything if reg_save
2270 area will not be used. Only save registers that tree-stdarg.c
2271 detected they need saving.
2272 (rs6000_va_start): Don't set up fields that won't be used.
2274 2004-09-30 Eric Christopher <echristo@redhat.com>
2276 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
2278 * dwarf2out.c (add_calling_convention_attribute): New function.
2279 (gen_subroutine_type_die): Use.
2280 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
2281 * target.h (gcc_target): Add dwarf_calling_convention.
2282 * hooks.c (hook_int_tree_0): New function.
2283 * hooks.h: Prototype.
2284 * config/sh/sh.c: Include dwarf2.h.
2285 (sh_dwarf_calling_convention): New function.
2286 (TARGET_DWARF_CALLING_CONVENTION): Use.
2287 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
2289 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2291 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
2292 expand_builtin_strrchr, expand_builtin_strpbrk,
2293 expand_builtin_strncat, expand_builtin_strspn,
2294 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
2297 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2299 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
2301 (s390_logical_operator_ok_p): Likewise.
2302 * config/s390/s390.c (s390_expand_logical_operator): New function.
2303 (s390_logical_operator_ok_p): Likewise.
2304 * config/s390/s390.md ("anddi3"): New expander.
2305 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
2306 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
2307 ("andsi3"): Use s390_expand_logical_operator.
2308 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
2309 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
2310 ("andhi3"): New expander.
2311 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
2312 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
2313 ("andqi3"): New expander.
2314 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
2315 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
2316 ("iordi3"): New expander.
2317 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
2318 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
2319 ("iorsi3"): Use s390_expand_logical_operator.
2320 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
2321 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
2322 ("iorhi3"): New expiorer.
2323 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
2324 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
2325 ("iorqi3"): New expiorer.
2326 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
2327 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
2328 ("xordi3"): New expander.
2329 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
2330 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
2331 ("xorsi3"): New expander.
2332 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
2333 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
2334 ("xorhi3"): New expander.
2335 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
2336 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
2337 ("xorqi3"): New expander.
2338 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
2339 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
2341 2004-09-30 Roger Sayle <roger@eyesopen.com>
2343 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
2344 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
2345 machine mode as the result.
2347 2004-09-30 Ben Elliston <bje@au.ibm.com>
2350 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
2351 FOR_EACH_EDGE macros.
2353 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
2355 * c-tree.h (readonly_error): Remove.
2356 * c-typeck (enum lvalue_use): New.
2357 (lvalue_or_else, readonly_error): Use it. All callers changed.
2358 (readonly_error): Make static.
2360 2004-09-30 Jan Hubicka <jh@suse.cz>
2363 * cfgrtl.c (try_redirect_by_replacing_jump,
2364 force_nonfallthru_and_redirect, commit_one_edge_insertion,
2365 cfg_layout_merge_blocks): Do not attach any line number information
2366 to newly inserted instructions.
2367 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
2369 (emit_*insn_before, emit_insn*_after): New.
2370 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
2372 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
2373 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
2375 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2377 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
2378 (s390_return_address_offset): Remove.
2379 (s390_can_eliminate): Add prototype.
2380 (s390_initial_elimination_offset): Add prototype.
2381 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
2382 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
2383 * config/s390/s390.c (s390_arg_frame_offset): Remove.
2384 (s390_return_address_offset): Remove.
2385 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
2386 (struct machine_function): New member split_branches_pending_p.
2387 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
2388 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
2389 (s390_optimize_prologue): Remove base_used argument. Call
2390 s390_update_frame_layout instead of s390_register_info. Handle
2391 prologue/epilogue insns that touch only RETURN_REGNUM.
2392 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
2393 (s390_register_info): Remove base_used and return_addr_used
2394 arguments, compute special register usage inline. Return live
2395 register data to caller.
2396 (s390_frame_info): Remove arguments, do not call s390_register_info.
2397 (s390_init_frame_layout): New function.
2398 (s390_update_frame_layout): Likewise.
2399 (s390_emit_prologue): Call s390_update_frame_layout; some code
2400 move to there. Do not emit pool placeholder insn if unnecessary.
2402 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2404 * config/s390/s390.c (legitimate_reload_constant_p): Remove
2405 floating point constant workaround.
2406 (s390_secondary_input_reload_class): Handle PLUS reloads
2407 with too-large constant.
2408 (s390_expand_plus_operand): Likewise.
2409 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
2410 ("movsi"): Likewise. Also, remove workaround for non-general
2412 ("movdf"): Do not call force_const_mem.
2413 ("movsf"): Likewise. Merge expander with *movsf insn.
2414 ("*movsf"): Remove, merge with movsf expander.
2416 2004-09-30 Paul Brook <paul@codesourcery.com>
2418 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
2419 (ENDFILE_SPEC): Define.
2420 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
2422 2004-09-30 Richard Henderson <rth@redhat.com>
2424 * config/alpha/qrnnd.asm: Mark for noexecstack.
2426 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
2428 * protoize.c, tree-cfg.c: Fix comment typos.
2430 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
2433 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
2435 2004-09-30 Diego Novillo <dnovillo@redhat.com>
2437 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
2439 (add_pointed_to_expr): ... here.
2440 Call add_pointed_to_expr for variables with DECL_INITIAL set.
2441 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
2442 pointer variable, if set.
2444 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
2446 * config/sh/sh.c: Follow spelling conventions.
2448 2004-09-29 Richard Henderson <rth@redhat.com>
2450 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
2451 * doc/tm.texi (DWARF_ZERO_REG): New.
2453 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
2454 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
2455 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
2457 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
2459 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
2460 with a PLUS as source operand.
2461 (expand_movstr): Likewise.
2462 (expand_builtin_stpcpy): Likewise.
2464 2004-09-29 Richard Henderson <rth@redhat.com>
2467 * tree-gimple.c (is_gimple_reg): Reject hard registers.
2468 (is_gimple_asm_val): New.
2469 * tree-gimple.h (is_gimple_asm_val): Declare.
2470 * gimplify.c (gimplify_asm_expr): Use it.
2471 * tree-pretty-print.c (print_declaration): Dump hard regs.
2472 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
2473 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2474 * tree-ssa-pre.c (is_undefined_value): Likewise.
2475 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2476 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
2477 * tree-ssa.c (warn_uninit): Likewise.
2478 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
2480 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
2482 * c-decl.c (merge_decls): Use comptype when comparing
2483 types to decide on DECL_SIZE save of olddecl.
2485 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
2487 * tree.h (INDIRECT_REF_P): New macro.
2488 * alias.c (get_alias_set): Use it
2489 (nonoverlapping_memrefs_p): Ditto.
2490 * emit-rtl.c (mem_expr_equal_p): Ditto.
2491 (set_mem_attributes_minus_bitpos): Ditto.
2492 (is_gimple_addressable): Ditto.
2493 (get_base_address): Ditto.
2494 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
2495 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
2496 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
2497 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
2498 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
2499 (add_address_candidates): Ditto.
2500 (rewrite_address_base): Ditto.
2502 2004-09-30 Ben Elliston <bje@au.ibm.com>
2504 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
2505 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
2506 (rewrite_ssa_into_ssa): Likewise.
2507 * tree-phinodes.c (create_phi_node): Access the number of
2508 predecessor edges using EDGE_COUNT() and not num_preds.
2510 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
2513 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
2515 2004-09-29 Eric Christopher <echristo@redhat.com>
2517 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
2519 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
2521 * config/cris/cris.md (moverside, movemside): With MEM, make sure
2522 the address is (plus reg mem).
2524 2004-09-29 David Edelsohn <edelsohn@gnu.org>
2526 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
2528 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
2530 * tree.c (make_node_stat): Fix uninitialized warning. Replace
2531 cascaded if ... else if with a switch.
2533 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2535 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
2537 2004-09-29 Jakub Jelinek <jakub@redhat.com>
2539 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2540 and TI_VA_LIST_FPR_COUNTER_FIELD.
2541 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2542 * tree-pass.h (pass_stdarg): Add.
2543 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2544 * tree-stdarg.c: New file.
2545 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2546 (tree-stdarg.o): Add dependencies.
2547 * function.h (struct function): Add va_list_gpr_size and
2548 va_list_fpr_size fields.
2549 * function.c (allocate_struct_function): Initialize them.
2551 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2552 va_list_{g,f}pr_counter_field.
2553 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2554 area will not be used. Only save registers that tree-stdarg.c
2555 detected they need saving.
2556 (ix86_va_start): Don't set up fields that won't be used.
2558 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2559 va_list_{g,f}pr_counter_field.
2560 (setup_incoming_varargs): Don't do anything if reg_save
2561 area will not be used. Only save registers that tree-stdarg.c
2562 detected they need saving.
2563 (rs6000_va_start): Don't set up fields that won't be used.
2565 2004-09-29 Jakub Jelinek <jakub@redhat.com>
2567 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
2568 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
2569 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
2570 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
2571 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
2572 ATTR_NONNULL_1_4): New.
2574 2004-09-29 Jakub Jelinek <jakub@redhat.com>
2576 PR tree-optimization/17697
2577 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
2580 2004-09-28 Per Bothner <per@bothner.com>
2582 * profile.c (branch_prob): Pass correct value to output_location,
2583 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
2585 2004-09-28 Richard Henderson <rth@redhat.com>
2588 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
2589 * tree-flow.h (may_propagate_copy_into_asm): Declare.
2590 * tree-ssa-ccp.c (replace_uses_in): Use it.
2591 * tree-ssa-dom.c (cprop_operand): Likewise.
2593 2004-09-28 Jeff Law <law@redhat.com>
2595 * tree-ssa-threadupdate.c (create_block_for_threading): Request
2596 that no outgoing edges be left in the duplicate block. Do no
2597 update information on outgoing edges or PHI nodes in target
2599 (remove_ctrl_stmt_and_useless_edges): Renamed from
2600 remove_last_stmt_and_useless_edges. Handle case where the
2601 block is empty or has no control statements. Do not update edge
2603 (thread_block): Create a template block rather than copying the
2604 original block every time. Create outgoing edges from the
2605 duplicate blocks and update PHIs at the target of the outgoing
2606 edges here. Fix edge flags for the original block if necessary.
2607 * cfghooks (duplicate_block): No longer assert that the original
2608 block has incoming edges.
2610 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
2612 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
2613 Reg Vars to enforce register allocation with general constraints.
2614 (Explicit Reg Vars): Clarify relation to asm statements.
2615 (Local Reg Vars): Similar.
2617 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
2619 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
2620 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
2621 build_control_flow, new_edge): Remove.
2622 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
2623 (bitlst, bitlst_table_last, bitlst_table): Remove.
2624 (bblst): Store basic_block pointer instead of block index.
2625 (bblst_table): Likewise.
2626 (edgelst): Store edge pointer instead of edge index.
2627 (edgelst_table, edgelst_last): New variables.
2628 (extract_bitlst): Rename to ...
2629 (extract_edgelst): ... this. Return edge pointers, not indices.
2630 (split_edges): Update call.
2631 (rgn_edges): Store edge pointers instead of indices.
2632 (edge_to_bit): Remove.
2633 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
2634 (SET_EDGE_TO_BIT): New macro.
2635 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
2636 (find_rgns): Remove edge_list parameter. Traverse standard CFG
2637 data structures instead of haifa_edge et al. Use edge pointers
2638 instead of edge indices everywhere.
2639 (compute_dom_prob_ps): Use standard CFG data structures. Account
2641 (compute_trg_info): Likewise.
2642 (propagate_deps): Likewise.
2643 (debug_candidate): Account for bblst data structure change.
2644 (check_live_1, update_live_1, is_pfree): Likewise.
2645 (IS_REACHABLE): Use standard CFG data structures.
2646 (init_ready_list): Update bblst_table/edgelst_table allocation.
2647 (schedule_region): Update alloc/cleanup code to data structure
2648 changes. Use edge->aux to store per-region edge index.
2649 (init_regions): No longer call build_control_flow. Do not
2650 create edge list any more.
2652 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
2654 * cse.c (cse_insn): Avoid creating direct non-local jumps.
2655 * combine.c (can_combine_p): Likewise.
2656 * local-alloc. (update_equiv_regs): Likewise.
2658 2004-09-28 Richard Henderson <rth@redhat.com>
2661 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
2662 Don't check VOIDmode here. Force PLUS operands to common type.
2663 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
2664 Pmode if given a non pointer type.
2666 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2669 * optabs.c (expand_binop): Force constants to the correct mode.
2671 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
2673 * config/s390/s390.c (s390_adjust_cost): Remove.
2674 (TARGET_SCHED_ADJUST_COST): Do not redefine.
2675 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
2676 * config/s390/s390.md ("main_pool"): Use "larl" type
2677 attribute if TARGET_CPU_ZARCH.
2679 2004-09-28 Jakub Jelinek <jakub@redhat.com>
2681 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
2684 2004-09-28 Diego Novillo <dnovillo@redhat.com>
2686 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
2689 2004-09-28 Steven Bosscher <stevenb@suse.de>
2691 * common.opt (flag_gcse_sm): Disable by default.
2692 (flag_gcse_las): Likewise.
2693 (flag_web): Likewise. Create from this file.
2694 * flags.h: Remove flag_web declaration.
2695 * toplev.c (flag_web): Likewise.
2696 (process_options): Never set flag_web.
2698 2004-09-28 Steven Bosscher <stevenb@suse.de>
2700 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
2701 * tree-ssa-propagate.c: Include vec.h.
2702 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
2704 (cfg_blocks_add): Assert the block is not already in the worklist.
2705 Update uses of interesting_ssa_edges and varying_ssa_edges.
2706 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
2707 ssa_propagate): Likewise.
2709 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
2712 * c-decl.c (start_decl): Check for initializing incomplete array
2714 (build_compound_literal): Check for TYPE being error_mark_node.
2715 * c-parse.in (primary): Check for VLA compound literals.
2717 2004-09-28 Diego Novillo <dnovillo@redhat.com>
2719 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
2720 with --disable-checking.
2722 2004-09-28 Devang Patel <dpatel@apple.com>
2724 * tree-pretty-print.c (dump_generic_node): Print vector types.
2726 2004-09-28 Nick Clifton <nickc@redhat.com>
2728 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
2729 invocation of the function sh_init_cumulative_args.
2730 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
2731 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
2732 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
2733 * config/sh/sh.c (sh_init_cumulative_args): New function based
2734 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
2735 heuristic added to determine the setting of force_mem when a
2736 library function is being called.
2738 2004-09-28 Diego Novillo <dnovillo@redhat.com>
2740 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
2741 Skip constant arguments.
2743 2004-09-28 Diego Novillo <dnovillo@redhat.com>
2745 * tree-ssa-alias.c (create_name_tags): If PTR points to a
2746 volatile type, mark the tag volatile.
2747 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
2750 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
2752 * tree.def (vec_cond_expr): Fix. Change 'e'
2755 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
2757 * basic-block.h: Fix a comment typo.
2759 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
2761 * optabs.c, optabs.h: Fix comment typos.
2763 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
2765 * config/sparc/sparc.md (call_address_struct_value_sp32):
2766 Properly mask the immediate field of the 'unimp' instruction.
2767 (call_symbolic_struct_value_sp32): Likewise.
2769 2004-09-28 Ben Elliston <bje@au.ibm.com>
2770 Steven Bosscher <stevenb@suse.de>
2771 Andrew Pinski <pinskia@physics.uc.edu>
2773 Merge from edge-vector-branch:
2774 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
2775 (struct edge_def): Remove pred_next, succ_next members.
2776 (struct basic_block_def): Remove pred, succ members. Add preds
2777 and succs members of type VEC(edge).
2778 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
2779 (BRANCH_EDGE): Likewise.
2780 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
2781 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
2782 (edge_iterator): New.
2783 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
2784 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
2785 (FOR_EACH_EDGE): New.
2786 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
2788 (rotate_loop): Likewise.
2789 (find_traces_1_route): Likewise.
2790 (bb_to_key): Likewise.
2791 (connect_traces): Likewise.
2792 (copy_bb_p): Likewise.
2793 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
2794 (add_labels_and_missing_jumps): Likewise.
2795 (fix_up_fall_thru_edges): Likewise.
2796 (find_jump_block): Likewise.
2797 (fix_crossing_conditional_branches): Likewise.
2798 (fix_crossing_unconditional_branches): Likewise.
2799 (add_reg_crossing_jump_notes): Likewise.
2800 * bt-load.c (augment_live_range): Likewise.
2801 * cfg.c (clear_edges): Likewise.
2802 (unchecked_make_edge): Likewise.
2803 (cached_make_edge): Likewise.
2804 (make_single_succ_edge): Likewise.
2805 (remove_edge): Likewise.
2806 (redirect_edge_succ_nodup): Likewise.
2807 (check_bb_profile): Likewise.
2808 (dump_flow_info): Likewise.
2809 (alloc_aux_for_edges): Likewise.
2810 (clear_aux_for_edges): Likewise.
2811 (dump_cfg_bb_info): Likewise.
2812 * cfganal.c (forwarder_block_p): Likewise.
2813 (can_fallthru): Likewise.
2814 (could_fall_through): Likewise.
2815 (mark_dfs_back_edges): Likewise.
2816 (set_edge_can_fallthru_flag): Likewise.
2817 (find_unreachable_blocks): Likewise.
2818 (create_edge_list): Likewise.
2819 (verify_edge_list): Likewise.
2820 (add_noreturn_fake_exit_edges): Likewise.
2821 (connect_infinite_loops_to_exit): Likewise.
2822 (flow_reverse_top_sort_order_compute): Likewise.
2823 (flow_depth_first_order_compute): Likewise.
2824 (flow_preorder_transversal_compute): Likewise.
2825 (flow_dfs_compute_reverse_execute): Likewise.
2826 (dfs_enumerate_from): Likewise.
2827 (compute_dominance_frontiers_1): Likewise.
2828 * cfgbuild.c (make_edges): Likewise.
2829 (compute_outgoing_frequencies): Likewise.
2830 (find_many_sub_basic_blocks): Likewise.
2831 (find_sub_basic_blocks): Likewise.
2832 * cfgcleanup.c (try_simplify_condjump): Likewise.
2833 (thread_jump): Likewise.
2834 (try_forward_edges): Likewise.
2835 (merge_blocks_move): Likewise.
2836 (outgoing_edges_match): Likewise.
2837 (try_crossjump_to_edge): Likewise.
2838 (try_crossjump_bb): Likewise.
2839 (try_optimize_cfg): Likewise.
2840 (merge_seq_blocks): Likewise.
2841 * cfgexpand.c (expand_gimple_tailcall): Likewise.
2842 (expand_gimple_basic_block): Likewise.
2843 (construct_init_block): Likewise.
2844 (construct_exit_block): Likewise.
2845 * cfghooks.c (verify_flow_info): Likewise.
2846 (dump_bb): Likewise.
2847 (delete_basic_block): Likewise.
2848 (split_edge): Likewise.
2849 (merge_blocks): Likewise.
2850 (make_forwarder_block): Likewise.
2851 (tidy_fallthru_edges): Likewise.
2852 (can_duplicate_block_p): Likewise.
2853 (duplicate_block): Likewise.
2854 * cfglayout.c (fixup_reorder_chain): Likewise.
2855 (fixup_fallthru_exit_predecessor): Likewise.
2856 (can_copy_bbs_p): Likewise.
2857 (copy_bbs): Likewise.
2858 * cfgloop.c (flow_loops_cfg_dump): Likewise.
2859 (flow_loop_entry_edges_find): Likewise.
2860 (flow_loop_exit_edges_find): Likewise.
2861 (flow_loop_nodes_find): Likewise.
2862 (mark_single_exit_loops): Likewise.
2863 (flow_loop_pre_header_scan): Likewise.
2864 (flow_loop_pre_header_find): Likewise.
2865 (update_latch_info): Likewise.
2866 (canonicalize_loop_headers): Likewise.
2867 (flow_loops_find): Likewise.
2868 (get_loop_body_in_bfs_order): Likewise.
2869 (get_loop_exit_edges): Likewise.
2870 (num_loop_branches): Likewise.
2871 (verify_loop_structure): Likewise.
2872 (loop_latch_edge): Likewise.
2873 (loop_preheader_edge): Likewise.
2874 * cfgloopanal.c (mark_irreducible_loops): Likewise.
2875 (expected_loop_iterations): Likewise.
2876 * cfgloopmanip.c (remove_bbs): Likewise.
2877 (fix_bb_placement): Likewise.
2878 (fix_irreducible_loops): Likewise.
2879 (remove_path): Likewise.
2880 (scale_bbs_frequencies): Likewise.
2881 (loopify): Likewise.
2883 (fix_loop_placement): Likewise.
2884 (loop_delete_branch_edge): Likewise.
2885 (duplicate_loop_to_header_edge): Likewise.
2886 (mfb_keep_just): Likewise.
2887 (create_preheader): Likewise.
2888 (force_single_succ_latches): Likewise.
2889 (loop_split_edge_with): Likewise.
2890 (create_loop_notes): Likewise.
2891 * cfgrtl.c (rtl_split_block): Likewise.
2892 (rtl_merge_blocks): Likewise.
2893 (rtl_can_merge_blocks): Likewise.
2894 (try_redirect_by_replacing_jump): Likewise.
2895 (force_nonfallthru_and_redirect): Likewise.
2896 (rtl_tidy_fallthru_edge): Likewise.
2897 (commit_one_edge_insertion): Likewise.
2898 (commit_edge_insertions): Likewise.
2899 (commit_edge_insertions_watch_calls): Likewise.
2900 (rtl_verify_flow_info_1): Likewise.
2901 (rtl_verify_flow_info): Likewise.
2902 (purge_dead_edges): Likewise.
2903 (cfg_layout_redirect_edge_and_branch): Likewise.
2904 (cfg_layout_can_merge_blocks_p): Likewise.
2905 (rtl_flow_call_edges_add): Likewise.
2906 * cse.c (cse_cc_succs): Likewise.
2907 * df.c (hybrid_search): Likewise.
2908 * dominance.c (calc_dfs_tree_nonrec): Likewise.
2909 (calc_dfs_tree): Likewise.
2910 (calc_idoms): Likewise.
2911 (recount_dominator): Likewise.
2912 * domwalk.c (walk_dominator_tree): Likewise.
2913 * except.c (emit_to_new_bb_before): Likewise.
2914 (connect_post_landing_pads): Likewise.
2915 (sjlj_emit_function_enter): Likewise.
2916 (sjlj_emit_function_exit): Likewise.
2917 (finish_eh_generation): Likewise.
2918 * final.c (compute_alignments): Likewise.
2919 * flow.c (calculate_global_regs_live): Likewise.
2920 (initialize_uninitialized_subregs): Likewise.
2921 (init_propagate_block_info): Likewise.
2922 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2923 * gcse.c (find_implicit_sets): Likewise.
2924 (bypass_block): Likewise.
2925 (bypass_conditional_jumps): Likewise.
2926 (compute_pre_data): Likewise.
2927 (insert_insn_end_bb): Likewise.
2928 (insert_store): Likewise.
2929 (remove_reachable_equiv_notes): Likewise.
2930 * global.c (global_conflicts): Likewise.
2931 (calculate_reg_pav): Likewise.
2932 * graph.c (print_rtl_graph_with_bb): Likewise.
2933 * ifcvt.c (mark_loop_exit_edges): Likewise.
2934 (merge_if_block): Likewise.
2935 (find_if_header): Likewise.
2936 (block_jumps_and_fallthru_p): Likewise.
2937 (find_if_block): Likewise.
2938 (find_cond_trap): Likewise.
2939 (block_has_only_trap): Likewise.
2940 (find_if_case1): Likewise.
2941 (find_if_case_2): Likewise.
2942 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
2943 (perfect_nestify): Likewise.
2944 * lcm.c (compute_antinout_edge): Likewise.
2945 (compute_laterin): Likewise.
2946 (compute_available): Likewise.
2947 (compute_nearerout): Likewise.
2948 * loop-doloop.c (doloop_modify): Likewise.
2949 * loop-init.c (loop_optimizer_init): Likewise.
2950 * loop-invariant.c (find_exits): Likewise.
2951 * loop-iv.c (simplify_using_initial_values): Likewise.
2952 (check_simple_exit): Likewise.
2953 (find_simple_exit): Likewise.
2954 * loop-unroll.c (peel_loop_completely): Likewise.
2955 (unroll_loop_constant_iterations): Likewise.
2956 (unroll_loop_runtime_iterations): Likewise.
2957 * loop-unswitch.c (may_unswitch_on): Likewise.
2958 (unswitch_loop): Likewise.
2959 * modulo-sched.c (generate_prolog_epilog): Likewise.
2960 (sms_schedule): Likewise.
2961 * postreload-gcse.c (eliminate_partially_redundant_load):
2963 * predict.c (can_predict_insn_p): Likewise.
2964 (set_even_probabilities): Likewise.
2965 (combine_predictions_for_bb): Likewise.
2966 (predict_loops): Likewise.
2967 (estimate_probability): Likewise.
2968 (tree_predict_by_opcode): Likewise.
2969 (tree_estimate_probability): Likewise.
2970 (last_basic_block_p): Likewise.
2971 (propagate_freq): Likewise.
2972 (estimate_loops_at_level): Likewise.
2973 (estimate_bb_frequencies): Likewise.
2974 * profile.c (instrument_edges): Likewise.
2975 (get_exec_counts): Likewise.
2976 (compute_branch_probabilities): Likewise.
2977 (branch_prob): Likewise.
2978 * ra-build.c (live_in): Likewise.
2979 * ra-rewrite.c (rewrite_program2): Likewise.
2980 * ra.c (reg_alloc): Likewise.
2981 * reg-stack.c (reg_to_stack): Likewise.
2982 (convert_regs_entry): Likewise.
2983 (compensate_edge): Likewise.
2984 (convert_regs_1): Likewise,
2985 (convert_regs_2): Likewise.
2986 (convert_regs): Likewise.
2987 * regrename.c (copyprop_hardreg_forward): Likewise.
2988 * reload1.c (fixup_abnormal_edges): Likewise.
2989 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
2990 (sbitmap_insersection_of_preds): Likewise.
2991 (sbitmap_union_of_succs): Likewise.
2992 (sbitmap_union_of_preds): Likewise.
2993 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
2994 (fix_basic_block_boundaries): Likewise.
2995 (sched_ebbs): Likewise.
2996 * sched-rgn.c (build_control_flow): Likewise.
2997 (find_rgns): Likewise.
2998 * tracer.c (find_best_successor): Likewise.
2999 (find_best_predecessor): Likewise.
3000 (tail_duplicate): Likewise.
3001 * tree-cfg.c (make_edges): Likewise.
3002 (make_ctrl_stmt_edges): Likewise.
3003 (make_goto_expr_edges): Likewise.
3004 (tree_can_merge_blocks_p): Likewise.
3005 (tree_merge_blocks): Likewise.
3006 (cfg_remove_useless_stmts_bb): Likewise.
3007 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3008 (tree_block_forwards_to): Likewise.
3009 (cleanup_control_expr_graph): Likewise.
3010 (find_taken_edge): Likewise.
3011 (dump_cfg_stats): Likewise.
3012 (tree_cfg2vcg): Likewise.
3013 (disband_implicit_edges): Likewise.
3014 (tree_find_edge_insert_loc): Likewise.
3015 (bsi_commit_edge_inserts): Likewise.
3016 (tree_split_edge): Likewise.
3017 (tree_verify_flow_info): Likewise.
3018 (tree_make_forwarder_block): Likewise.
3019 (tree_forwarder_block_p): Likewise.
3020 (thread_jumps): Likewise.
3021 (tree_try_redirect_by_replacing_jump): Likewise.
3022 (tree_split_block): Likewise.
3023 (add_phi_args_after_copy_bb): Likewise.
3024 (rewrite_to_new_ssa_names_bb): Likewise.
3025 (dump_function_to_file): Likewise.
3026 (print_pred_bbs): Likewise.
3027 (print_loop): Likewise.
3028 (tree_flow_call_edges_add): Likewise.
3029 (split_critical_edges): Likewise.
3030 (execute_warn_function_return): Likewise.
3031 (extract_true_false_edges_from_block): Likewise.
3032 * tree-if-conv.c (tree_if_conversion): Likewise.
3033 (if_convertable_bb_p): Likewise.
3034 (find_phi_replacement_condition): Likewise.
3035 (combine_blocks): Likewise.
3036 * tree-into-ssa.c (compute_global_livein): Likewise.
3037 (ssa_mark_phi_uses): Likewise.
3038 (ssa_rewrite_initialize_block): Likewise.
3039 (rewrite_add_phi_arguments): Likewise.
3040 (ssa_rewrite_phi_arguments): Likewise.
3041 (insert_phi_nodes_for): Likewise.
3042 (rewrite_into_ssa): Likewise.
3043 (rewrite_ssa_into_ssa): Likewise.
3044 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
3045 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
3046 (rewrite_trees): Likewise.
3047 * tree-pretty-print.c (dump_bb_header): Likewise.
3048 (dump_implicit_edges): Likewise.
3049 * tree-sra.c (insert_edge_copies): Likewise.
3050 (find_obviously_necessary_stmts): Likewise.
3051 (remove_data_stmt): Likewise.
3052 * tree-ssa-dom.c (thread_across_edge): Likewise.
3053 (dom_opt_finalize_block): Likewise.
3054 (single_incoming_edge_ignoring_loop_edges): Likewise.
3055 (record_equivalences_from_incoming_edges): Likewise.
3056 (cprop_into_successor_phis): Likewise.
3057 * tree-ssa-live.c (live_worklist): Likewise.
3058 (calculate_live_on_entry): Likewise.
3059 (calculate_live_on_exit): Likewise.
3060 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3061 (copy_loop_headers): Likewise.
3062 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
3063 (fill_always_executed_in): Likewise.
3064 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
3065 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
3066 (compute_phi_arg_on_exit): Likewise.
3067 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
3068 (get_loops_exit): Likewise.
3069 (split_loop_exit_edge): Likewise.
3070 (ip_normal_pos): Likewise.
3071 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
3073 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
3074 (replace_phi_with_stmt): Likewise.
3075 (value_replacement): Likewise.
3076 * tree-ssa-pre.c (compute_antic_aux): Likewise.
3077 (insert_aux): Likewise.
3078 (init_pre): Likewise.
3079 * tree-ssa-propagate.c (simulate_stmt): Likewise.
3080 (simulate_block): Likewise.
3081 (ssa_prop_init): Likewise.
3082 * tree-ssa-threadupdate.c (thread_block): Likewise.
3083 (create_block_for_threading): Likewise.
3084 (remove_last_stmt_and_useless_edges): Likewise.
3085 * tree-ssa.c (verify_phi_args): Likewise.
3086 (verify_ssa): Likewise.
3087 * tree_tailcall.c (independent_of_stmt_p): Likewise.
3088 (find_tail_calls): Likewise.
3089 (eliminate_tail_call): Likewise.
3090 (tree_optimize_tail_calls_1): Likewise.
3091 * tree-vectorizer.c (vect_transform_loop): Likewise.
3092 * var-tracking.c (prologue_stack_adjust): Likewise.
3093 (vt_stack_adjustments): Likewise.
3094 (vt_find_locations): Likewise.
3095 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
3096 * config/i386/i386.c (ix86_pad_returns): Likewise.
3097 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
3098 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
3100 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
3103 * config/sparc/sparc.c (struct machine_function): New field
3104 'leaf_function_p' and 'prologue_data_valid_p'.
3105 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
3106 to conveniently access the above fields.
3107 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
3108 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
3109 of the generic flavor 'current_function_uses_only_leaf_regs'.
3110 (eligible_for_sibcall_delay): Likewise.
3111 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
3112 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
3113 (sparc_asm_function_prologue): Add sanity check for the assumption
3114 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
3115 (sparc_can_use_return_insn_p): New function.
3116 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
3117 (output_restore): Likewise.
3118 (output_sibcall): Likewise.
3119 (sparc_output_mi_thunk): Likewise.
3120 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
3121 * config/sparc/sparc.md (return): New expander.
3123 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
3125 2004-09-27 Mark Mitchell <mark@codesourcery.com>
3128 * stor-layout.c (layout_decl): Use fold_convert, not convert.
3129 (bit_from_pos): Likewise.
3130 (byte_from_pos): Likewise.
3131 (pos_from_bit): Likewise.
3132 (normalize_offset): Likewise.
3133 (place_field): Likewise.
3134 (finalize_type_size): Likewise.
3135 (layout_type): Likewise.
3136 * tree.c (build_index_type): Likewise.
3138 2004-09-27 Devang Patel <dpatel@apple.com>
3140 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
3141 * genopinit.c (optabs): New entry for vcond_gen_code and
3143 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
3144 (get_rtx_code): New function.
3145 (vector_compare_rtx): New function.
3146 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
3147 (expand_vec_cond_expr_p): New function.
3148 (expand_vec_cond_expr): New function.
3149 (get_vcond_icode): New function.
3150 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
3151 (vcond_gen_code, vcondu_gen_code): Same.
3153 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
3155 * Makefile.in (STAGESTUFF): Split into ...
3156 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
3157 (mostlyclean): Update.
3158 (stage1-start, stage2-start, stage3-start, stage4-start,
3159 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
3160 Move the STAGEMOVESTUFF.
3162 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3164 * system.h (getpagesize): Return 'int' instead of 'long'.
3166 2004-09-27 Michael Matz <matz@suse.de>
3170 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
3171 bmp_iter_and_init): Shift by bit_in_word.
3173 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
3175 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
3176 * configure.ac: Don't sinclude it here.
3177 * configure: Regenerate.
3179 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
3181 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
3184 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
3187 * c-typeck.c (build_component_ref): Name type involved in
3188 diagnostic for structure or union without a member of the given
3191 2004-09-27 DJ Delorie <dj@redhat.com>
3193 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
3194 .comm alignment is bytes, not bits.
3196 2004-09-27 Devang Patel <dpatel@apple.com>
3198 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
3199 (print_call_name): Do not print VEC_COND_EXPR.
3201 2004-09-27 Devang Patel <dpatel@apple.com>
3203 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
3205 2004-09-27 Jan Hubicka <jh@suse.cz>
3207 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
3209 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
3211 * bitmap.h: Fix a comment typo.
3213 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3215 * libgcc2.c (getpagesize): Change type of return value to int.
3217 2004-09-26 Matt Austern <austern@apple.com>
3219 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
3222 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3224 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
3225 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
3226 (bitmap_iterator): New type.
3227 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
3228 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
3229 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
3230 bmp_iter_and_init, bmp_iter_and_next): New functions.
3231 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
3232 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
3233 use iterator-style EXECUTE_IF_IN_BITMAP macros.
3234 * bitmap.c (bitmap_print): Ditto.
3235 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
3236 btr_def_live_range): Ditto.
3237 * cfganal.c (compute_dominance_frontiers_1) Ditto.
3238 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
3240 * ddg.c (build_inter_loop_deps): Ditto.
3241 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
3243 * except.c (remove_eh_handler): Ditto.
3244 * flow.c (reg_set_to_hard_reg_set): Ditto.
3245 * gcse.c (clear_modify_mem_tables): Ditto.
3246 * global.c (build_insn_chain): Ditto.
3247 * ifcvt.c (dead_or_predicable): Ditto.
3248 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
3250 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
3251 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
3252 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
3253 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
3254 tree_purge_all_dead_eh_edges): Ditto.
3255 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
3256 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
3257 rewrite_ssa_into_ssa): Ditto.
3258 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
3259 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
3261 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
3262 compute_flow_sensitive_aliasing, maybe_create_global_var,
3263 dump_points_to_info_for): Ditto.
3264 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
3265 * tree-ssa-dse.c (dse_finalize_block): Ditto.
3266 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
3267 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
3269 * tree-ssa-loop-ivopts.c (find_induction_variables,
3270 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
3271 determine_use_iv_costs, determine_set_costs, find_best_candidate,
3272 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
3274 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
3275 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
3276 add_call_read_ops): Ditto.
3277 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
3279 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3281 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
3282 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
3284 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
3286 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
3287 reflect size of memory regions being compared.
3289 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
3291 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
3292 expressions. Always clear MEM_SIZE and alias set.
3294 2004-09-26 Roger Sayle <roger@eyesopen.com>
3295 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3298 * stor-layout.c (compute_record_mode): For records with a single
3299 field, only use the field's mode if its size matches what we'd
3300 have choosen for the record ourselves. This forces the use of
3301 BLKmode for packed records that don't completely fill a mode.
3303 2004-09-26 Roger Sayle <roger@eyesopen.com>
3306 * combine.c (force_to_mode): Remove dubious early return test that
3307 inhibits further optimization.
3309 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
3311 * profile.c: Fix a comment typo.
3313 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3316 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
3317 with varying offset.
3318 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
3319 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
3321 (expr_invariant_in_loop_p): New function.
3322 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
3323 component_ref_field_offset for COMPONENT_REFs. Do not allow
3324 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
3325 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
3326 MISALIGNED_INDIRECT_REFs.
3327 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
3328 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
3329 MISALIGNED_INDIRECT_REFs.
3331 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
3334 * gcc.c (cpp_options, cc1_options): Preserve relative order of
3335 -std and -ansi options.
3337 2004-09-26 Jan Hubicka <jh@suse.cz>
3339 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
3340 for nested functions whose proper parent has not been output.
3342 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
3343 when re-constructing profile previously invalidated by loop.
3345 2004-09-25 Dale Johannesen <dalej@apple.com>
3347 * tree-gimple.c: Move GIMPLE definition...
3348 * doc/tree-ssa.texi: here.
3350 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
3352 * tree-vectorizer.c: Fix a comment typo.
3354 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
3356 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
3357 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
3358 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
3359 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
3361 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
3363 * tree-ssa-loop-unswitch.c: Fix a comment typo.
3365 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
3367 * doc/passes.texi: Fix a typo.
3369 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3371 * tree-optimize.c (init_tree_optimization_passes): Add
3373 * tree-pass.h (pass_record_bounds): Declare.
3374 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
3377 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3379 PR tree-optimization/17474
3380 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
3381 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
3383 2004-09-25 Jan Hubicka <jh@suse.cz>
3385 * predict.c (counts_to_freqs): Make global.
3386 * predict.h (counts_to_freqa): Declare.
3387 * profile.c (compute_branch_probabilities): Compute frequencies
3388 * tree-profile.c (do_tree_profiling): Refine conditional on when
3389 tree profiling pass is needed.
3391 * passes.c (rest_of_handle_cfg): Disable const/pure function
3392 detection when doing tree based profiling.
3394 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
3397 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
3399 * config/mips/mips.h (struct mips_args): Clarify comments.
3400 * config/mips/mips.c (struct mips_arg_info): Likewise.
3401 (mips_arg_info): Don't allow fpr_p to affect the register or
3402 stack alignment. Remove o64 silliness.
3403 (function_arg): Deal with the o32 float,float case specially.
3405 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
3407 * config/mips/mips.md (loadx, storex): Define for V2SF.
3409 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
3411 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
3412 * config/s390/s390.c (s390_back_chain_rtx): New function.
3413 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
3414 Call anti_adjust_stack.
3415 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
3416 only if compiling with back chain.
3417 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
3418 back chain only if back chain enabled. Use s390_back_chain_rtx.
3420 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
3422 * doc/trouble.texi: Remove obsolete information. Update
3423 information on how to regenerate fixincluded headers.
3425 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
3428 * doc/invoke.texi: Document that
3429 -Wno-error-implicit-function-declaration is not accepted.
3431 2004-09-24 Richard Henderson <rth@redhat.com>
3433 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
3434 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
3436 (alpha_expand_mov): Allow unaligned vectors.
3437 (alpha_expand_unaligned_store): Use CONST0_RTX.
3438 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
3440 2004-09-24 Jeff Law <law@redhat.com>
3442 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
3444 (simplify_cond_and_lookup_avail_expr): Likewise.
3446 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
3449 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
3450 title. Document interaction with -fms-extensions.
3451 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
3454 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
3457 * doc/extend.texi: Document interaction of attribute noreturn and
3460 2004-09-24 Richard Henderson <rth@redhat.com>
3463 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
3464 (som_hash, som_eq): New.
3465 (init_subregs_of_mode, record_subregs_of_mode): New.
3466 (cannot_change_mode_set_regs): Rewrite for htab implementation.
3467 (invalid_mode_change_p): Likewise.
3468 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
3469 * flow.c (mark_used_regs): Likewise.
3470 (life_analysis): Use init_subregs_of_mode.
3471 * regs.h (subregs_of_mode): Remove.
3472 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
3474 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
3476 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
3477 type with the copy of the conditional.
3479 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
3482 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3483 Prevent renaming if the aliasing sets of the type which the
3484 pointer points to are different.
3486 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
3489 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
3490 declarations of enumerators.
3491 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
3492 for redefinition. Check for nested redefinition.
3493 (finish_struct): Don't check for nested redefinition.
3494 (start_enum): Check for nested redefinition.
3496 2004-09-24 Devang Patel <dpatel@apple.com>
3498 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
3499 only when necesssary.
3500 (combine_blocks): Combine loop header and exit block.
3502 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
3504 * hooks.c (hook_tree_tree_bool_null): New.
3505 * hooks.h (hook_tree_tree_bool_null): Declare it.
3506 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
3507 * targhooks.c (default_fold_builtin): Remove.
3508 * targhooks.h (default_fold_builtin): Remove.
3510 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3512 PR rtl-optimization/17625
3513 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
3515 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
3518 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
3519 Reject if any of the operands occur in an abnormal PHI.
3521 2004-09-24 Andreas Schwab <schwab@suse.de>
3523 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
3526 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3528 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
3529 if the GNU assembler is used.
3530 (sparc-*-solaris2*): Likewise.
3531 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
3532 (dbxout_function_end): Protect N_ENSYM with it.
3533 (dbxout_begin_prologue): Protect N_BNSYM with it.
3534 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
3535 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
3536 * config/sparc/sol2-gas.h: New file.
3538 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
3541 * Makefile.in (@set_gcc_lib_path@): Added.
3543 * configure.ac: Include ../config/gcc-lib-path.m4. Use
3544 TL_AC_GNU_MAKE_GCC_LIB_PATH.
3545 * configure: Regenerated.
3547 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
3550 * c-typeck.c (build_c_cast): Improve wording of
3551 -Wbad-function-cast diagnostic.
3553 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
3556 * config/cris/cris.md (moverside, movemside): Rename variable
3557 "reg" to "otherop". To generate canonical RTX, check that otherop
3558 isn't constant instead of checking that operand 1 is a register.
3560 2004-09-23 Jakub Jelinek <jakub@redhat.com>
3562 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
3564 2004-09-23 Diego Novillo <dnovillo@redhat.com>
3565 Jakub Jelinek <jakub@redhat.com>
3567 * tree-flow.h (find_new_referenced_vars): Add prototype.
3568 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
3570 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
3572 (mark_new_vars_to_rename): Walk through all operands.
3573 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
3574 (execute_fold_all_builtins): Use it.
3575 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
3577 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
3579 * gthr-tpf.h: New file.
3580 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
3581 * gthr.h: Use gthr-tpf.h on TPF OS.
3583 2004-09-23 Jeff Law <law@redhat.com>
3585 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
3586 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
3587 (substitute_and_fold): Likewise.
3588 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
3589 except invariants from SSA_NAME_VALUE.
3590 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
3591 and SET_SSA_NAME_EQUIV.
3592 (restore_vars_to_original_value, record_const_or_copy): Likewise.
3593 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
3594 (record_equality, cprop_into_successor_phis): Likewise.
3595 (record_equivalences_from_stmt, cprop_operand): Likewise.
3596 (lookup_avail_expr): Likewise.
3597 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
3598 from SSA_NAME_VALUE.
3599 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
3600 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
3601 annotation from the VALUE_HANDLE field.
3603 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
3607 * tree.c (reconstruct_complex_type): Remove extra "this".
3608 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
3609 Add V4SFmode to case statement.
3611 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
3614 * doc/extend.texi, doc/invoke.texi: Document interaction of
3615 -fno-builtin with format checks. Note that built-in functions
3616 have effects beyond generating code that avoids calls to those
3619 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
3621 PR tree-optimization/17533
3622 * dominance.c (verify_dominators): Tolerate even more incorrect
3623 dominance data during error message printing.
3624 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
3625 and edges more correctly.
3627 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
3629 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
3631 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
3632 MISALIGNED_INDIRECT_REF.
3633 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
3634 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
3636 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
3637 (find_interesting_uses_address): Likewise.
3638 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
3639 (build_fold_addr_expr_with_type): Likewise.
3640 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
3641 * print-rtl.c (print_mem_expr): Likewise.
3642 * tree-dump.c (dequeue_and_dump): Likewise.
3643 * tree-eh.c (tree_could_trap_p): Likewise.
3644 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
3645 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
3646 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
3648 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3649 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3650 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
3651 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
3652 (add_address_candidates, rewrite_address_base): Likewise.
3653 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
3655 * tree.c (staticp, build1_stat): Likewise.
3657 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
3658 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
3659 * tree-ssa-operands.c (get_expr_operands): Likewise.
3660 * expr.c (expand_expr_real_1): Likewise.
3662 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
3664 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
3666 (expand_ternary_op): New function.
3667 * genopinit.c (optabs): Handle the new optabs.
3668 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
3669 (init_optabs): Initialize vec_realign_load_optab.
3670 (expand_ternary_op): New functions.
3672 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
3673 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
3674 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
3675 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
3676 * target.h (struct vectorize): New member for struct gcc_target.
3677 (misaligned_mem_ok): New member for targetm.vectorize.
3678 (builtin_mask_for_load): Likewise.
3679 (builtin_mask_for_store): Likewise.
3680 * targethooks.c (default_vect_misaligned_mem_ok): New function.
3681 * targethooks.h (default_vect_misaligned_mem_ok): New function.
3683 * config/rs6000/altivec.md (build_vector_mask_for_load): New
3685 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
3686 (vec_realign_load_v16qi): New define_insn.
3687 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
3688 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
3689 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
3690 (altivec_builtin_mask_for_store): New variables.
3691 (rs6000_builtin_mask_for_load): New function. Implements
3692 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
3693 (rs6000_builtin_mask_for_store): New function. Implements
3694 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
3695 (rs6000_expand_builtin): Expand the target builtins
3696 builtin_mask_for_load and builtin_mask_for_store.
3697 (altivec_init_builtins): Initialize the new target builtins.
3698 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
3699 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
3701 * tree-vectorizer.c (vect_create_data_ref): Renamed to
3702 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
3703 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
3704 (vectorizable_store): Call vect_create_data_ref_ptr with additional
3705 arguments, and create an indirect_ref with its return value data_ref.
3706 Check aligned_access_p.
3707 (vectorizable_load): Handle misaligned loads, using software-pipelined
3708 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
3709 vec_realign_load_optab is supported, or using a scheme without
3710 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
3711 misaligned_mem_ok is supported.
3713 (vect_finish_stmt_generation): Typo.
3714 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
3715 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
3716 presence of misaligned loads.
3717 (vect_analyze_data_ref_access): Add check for constant init.
3718 (vect_get_symbl_and_dr): Remove duplicate line.
3719 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
3721 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
3723 * builtins.c: Fix a comment typo.
3725 2004-09-23 Jan Hubicka <jh@suse.cz>
3727 * profile.c (branch_prob): Do not verify flow info in the middle of the
3730 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3732 * cfgloop.h (update_single_exits_after_duplication): Declare.
3733 (loopify, split_loop_bb): Declaration changed.
3734 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
3736 (loopify): Added redirect_all_edges argument.
3737 (update_single_exits_after_duplication): Export.
3738 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
3739 * tree-flow.h (tree_duplicate_loop_to_header_edge,
3740 tree_ssa_loop_version): Declare.
3741 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
3742 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
3743 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
3744 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
3746 * tree-ssa-loop-unswitch.c: New file.
3747 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
3748 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
3749 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
3750 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
3751 * tree-pass.h (pass_unswitch): Declare.
3752 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
3753 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
3754 * doc/passes.texi: Documen tree level loop unswitching.
3756 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
3758 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
3760 2004-09-22 Eric Christopher <echristo@redhat.com>
3762 * builtins.c (simplify_builtin_va_start): Remove.
3763 (simplify_builtin): Ditto.
3764 (fold_builtin_strchr): Ditto.
3765 (simplify_builtin_*): Rename remainders to fold_builtin_*.
3766 (expand_builtin): Fix up for above changes.
3767 (fold_builtin_1): Add new folders. Change for above.
3768 (expand_builtin_va_start): Call fold_builtin_next_arg.
3769 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
3770 * tree.h: Remove prototype for simplify_builtin.
3772 2004-09-23 Jan Hubicka <jh@suse.cz>
3775 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
3776 of fully inlined functions.
3777 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
3780 * cfgexpand.c (add_reg_br_prob_note): New function.
3781 (expand_gimple_cond_expr): Use it.
3782 (tree_expand_cfg): No longer kill the profile.
3783 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
3784 only if it is present.
3785 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
3786 * predict.c (combine_predictions_for_insn): Set the probabilities
3787 based on REG_BR_PROB note if present.
3788 * predict.c (branch_prob): Profile is read only with
3789 flag_branch_probabilities.
3791 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
3793 * aclocal.m4: Add in gettext's m4 includes.
3794 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
3795 * configure.ac: Add in check for iconv.h
3796 * configure: Regenerate.
3798 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
3800 * aclocal.m4: Update for rename of gettext-sister.m4.
3802 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
3804 Fix PR tree-optimization/17587
3805 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
3806 (insert_aux): Instead of here.
3808 2004-09-22 Diego Novillo <dnovillo@redhat.com>
3810 PR tree-optimization/16721
3811 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
3812 * tree-ssa-alias.c (create_memory_tag): Move setting of
3813 TREE_THIS_VOLATILE ...
3814 (get_tmt_for): ... here.
3816 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3818 * config/sparc/sparc.md (cmove splitter): Fix formatting.
3819 (conditional_trap expander): Reject inappropriate CCmodes.
3820 (conditional trap insn): Use V9 syntax if possible.
3822 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
3825 * c-typeck.c (build_component_ref): Don't special-case
3828 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
3830 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
3833 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
3835 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
3836 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3837 TRUTH_XOR_EXPR): Mention the restriction on types.
3839 2004-09-22 Matt Austern <austern@apple.com>
3841 * config/darwin.c (darwin_make_decl_one_only):
3842 Allow coalesced symbol to appear in static archive's table of contents
3844 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
3846 PR tree-optimization/17512
3847 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
3850 2004-09-22 David Edelsohn <edelsohn@gnu.org>
3852 * dbxout.c (get_lang_number): Do not define if
3853 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
3855 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
3858 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
3859 builtin_define ("__USE_INIT_FINI__").
3861 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
3863 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
3864 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
3865 * config/s390/s390.h (TARGET_TPF): New macro.
3866 * config/s390/s390.md ("eh_return"): New expander.
3867 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
3868 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
3869 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
3870 * config/s390/tpf.h (TARGET_TPF): Define to 1.
3871 (STACK_POINTER_OFFSET): Increase to 448.
3872 (TARGET_DEFAULT): Set -mtpf-trace on as default.
3873 (TPF_LOC_DIFF_OFFSET): New macro.
3874 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
3876 (__isPATrange): Add prototype.
3877 (MD_FALLBACK_FRAME_STATE_FOR): Define.
3878 * config/s390/tpf-eh.c: New file.
3880 2004-09-22 Diego Novillo <dnovillo@redhat.com>
3882 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
3883 operands in an integer comparison.
3884 * tree-cfg.c (find_taken_edge): Call fold() to determine
3885 whether the predicate is known.
3887 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
3889 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
3890 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
3891 Create build and doc directories along with the language directories.
3892 Don't create doc directory separately.
3893 * configure: Regenerate.
3894 * Makefile.in: Create all object and executables files built
3895 with the build compiler in a build/ directory.
3896 (genobjnames): Add missing build objects.
3897 (STAGESTUFF): Don't stage the gen* programs.
3898 (ggc-none.o): Define dependencies for the target compiler.
3899 (build-print-rtl.o): Rename to build/print-rtl.o.
3900 (build-errors.o): Rename to build/errors.o.
3901 (build-varray.o): Rename to build/varray.o.
3902 (maintainerclean): Delete the contents of the build directory.
3903 ($(genobjs): %.o): Explicitly use -o.
3904 (build/insn-conditions.o): Delete specfic rule to use generic rule.
3905 (build/gengtype-lex.o): Likewise.
3906 (build/gengtype-yacc.o): Likewise.
3907 (build/gcov-iov.o): Likewise.
3909 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
3911 * vec.h (VEC_space): Return true if there _is_ space.
3912 (VEC_reserve): Adjust.
3914 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
3916 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
3917 use FPRs for scalar, complex and vector types only.
3919 2004-09-21 Jeff Law <law@redhat.com>
3921 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
3922 the opt_stats_d structure.
3923 (vrp_data): Change from a varray into a hash table.
3924 (vrp_hash_elt): New structure for elements in the vrp hash table.
3925 (vrp_hash, vrp_eq):New functions for hashing and testing equality
3926 in the vrp hash table.
3927 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
3928 initialization slightly to make it easier to read. No longer need
3929 to grow/clear the varray. Instead empty and delete the hash table.
3930 (dom_opt_finalize_block): Update due to change of VRP_DATA from
3931 a varray to a hash table.
3932 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
3934 * tree-ssa-ccp.c (get_default_value): If we have a constant
3935 value recorded for an SSA_NAME, then use that constant as
3936 the initial lattice value.
3937 (substitute_and_fold): Transfer equivalences discovered into
3940 * tree.h (SSA_NAME_EQUIV): Add comments.
3941 (SET_SSA_NAME_EQUIV): Similarly.
3943 2004-09-21 David Edelsohn <edelsohn@gnu.org>
3945 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
3947 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
3949 2004-09-21 Mark Mitchell <mark@codesourcery.com>
3951 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
3952 (finish_decl): Likewise.
3954 2004-09-21 Devang Patel <dpatel@apple.com>
3956 * tree.def (VEC_COND_EXPR): New tree node.
3957 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
3959 2004-09-21 Stan Shebs <shebs@apple.com>
3961 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
3962 * config/rs6000/darwin-world.asm: Likewise.
3964 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
3966 * tree-ssa.c (verify_def): Use print_generic_stmt,
3967 not debug_generic_stmt.
3968 (verify_use): Ditto.
3969 (verify_phi_args): Ditto.
3970 (verify_ssa): Ditto.
3972 2004-09-21 Paul Brook <paul@codesourcery.com>
3974 * varasm.c (default_assemble_integer): Return false for values wider
3975 than the target word size. Works around GAS bug.
3977 2004-09-21 Zack Weinberg <zack@codesourcery.com>
3979 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
3981 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
3984 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
3986 * c-typeck.c (build_function_call): Give name of object
3987 we are attempting to call in error message.
3988 * c-objc-common.c (c_tree_printer): Call pp_expression,
3989 not return false, for 'E' case.
3991 2004-09-21 Steven Bosscher <stevenb@suse.de>
3993 PR rtl-optimization/17482
3994 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
3995 load_killed_in_block_p): Clarify comments.
3996 (record_last_reg_set_info): Make static inline.
3997 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
3998 (record_opr_changes): New function to replace the above.
3999 (compute_hash_table): Clarify comments. Use record_opr_changes.
4000 (reg_set_between_after_reload_p): Clean up.
4001 (reg_used_between_after_reload_p): Likewise.
4002 (eliminate_partially_redundant_load): Clarify comments.
4004 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4006 PR rtl-optimization/17266
4007 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
4009 2004-09-21 Uros Bizjak <uros@kss-loka.si>
4011 PR rtl-optimization/14851
4012 * rtlanal.c (commutative_operand_precedence): Calculate
4013 precedence of stripped constant.
4015 2004-09-20 Jeff Law <law@redhat.com>
4016 Jan Hubicka <jh@suse.cz>
4018 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
4019 initialize key elements here.
4020 (release_ssa_name): Zero the released SSA_NAME here.
4021 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
4022 (struct tree_ssa_name): Add new "equiv" field.
4023 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
4024 (tree_ssa_dominator_optimize): No longer allocate, resize or
4025 clear CONST_AND_COPIES.
4026 (get_value_for, set_value_for): Kill.
4027 (thread_across_edge): Get/set the equivalency using
4028 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
4029 (restore_vars_to_original_value): Likewise.
4030 (record_equivalences_from_phis): Likewise.
4031 (record_dominating_conditions): Likewise.
4032 (record_const_or_copy, record_equality): Likewise.
4033 (lookup_avail_expr): Likewise.
4034 (record_equivalences_from_stmt, cprop_operand): Likewise.
4035 (cprop_into_successor_phis): No longer need to pass around
4036 CONST_AND_COPIES. Callers updated. Get equivalences via
4038 (cprop_into_phis): Likewise.
4040 2004-09-20 Matt Austern <austern@apple.com>
4041 Zack Weinberg <zack@codesourcery.com>
4043 * c-common.c (fix_string_type): Build the unqualified array
4044 type unconditionally, then use c_build_qualified_type to get
4045 the proper const-qualified variant, and set its
4046 TYPE_MAIN_VARIANT to refer to the unqualified type.
4047 * c-lex.c (c_lex_return_raw_string): New global.
4048 (c_lex_with_flags): Honor it.
4049 * c-pragma.h: Declare it.
4051 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
4053 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
4055 2004-09-21 Jan Hubicka <jh@suse.cz>
4058 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
4059 (tree_rest_of_compilation): Cleanup.
4061 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
4063 * config/s390/s390.c (s390_select_rtx_section): Remove.
4064 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
4066 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
4068 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
4069 note to pretend a direct save from the original register when an
4070 intermediate register is used for the save.
4072 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4074 * tsystem.h (alloca): Provide a default definition.
4077 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4078 * unwind-dw2.c: Call __builtin_alloca, not alloca.
4080 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
4083 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
4084 aliasing sets are the same rather than just conflicting.
4086 2004-09-20 Jan Hubicka <jh@suse.cz>
4090 * cgraph.c (cgraph_unnest_node): New function.
4091 (c_finalize): Rename to ....
4092 (c_warn_unused_result_recursivly): ... this one; do only the warning
4093 (finish_function): Finalize the toplevel function; do not lower nested tree.
4094 * cgraph.h (cgraph_unnest_node): Declare.
4095 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
4096 nestedness datastructure.
4097 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
4098 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
4099 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
4101 2004-09-20 Richard Henderson <rth@redhat.com>
4103 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
4104 from some_small_symbolic_operand_1; export.
4105 (some_small_symbolic_operand): Remove.
4106 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
4108 * config/alpha/predicates.md (some_small_symbolic_operand): New.
4110 2004-09-20 Jan Hubicka <jh@suse.cz>
4112 * predict.c (return_prediction): New function.
4113 (apply_return_prediction): Likewise.
4114 (tree_bb_level_predictions): Likewise.
4115 (tree_estimate_probability): Add noreturn exit edges; call
4116 bb_level_predictions; fix logic of return heuristics.
4117 (predict_paths_leading_to): Rescuesce from old CVS version of
4118 process_note_prediction function.
4119 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
4121 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
4123 * config/s390/s390.c (s390_frame_info): Added alignment statement for
4124 floating point register area on stack.
4126 2004-09-20 Jakub Jelinek <jakub@redhat.com>
4128 * predict.c (expr_expected_value): Use *_CLASS_P macros.
4130 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
4132 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
4133 generating useless garbage.
4135 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
4137 * builtins.c (fold_builtin): Call the new omonymous
4138 target hook for machine-dependent built-ins.
4139 * target-def.h (TARGET_FOLD_BUILTIN): New.
4140 * target.h (struct gcc_target): Add the fold_builtin hook.
4141 * targhooks.c (default_fold_builtin): New.
4142 * targhooks.h (default_fold_builtin): Declare it.
4144 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
4146 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
4149 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
4152 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
4154 2004-09-20 Jan Hubicka <jh@suse.cz>
4156 * predict.c (estimate_probability): Remove unnecesary code.
4158 2004-09-19 Ira Rosen <irar@il.ibm.com>
4160 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
4161 (STMT_VINFO_VECT_DR_BASE): Declare.
4162 (VECT_SMODULO): Declare.
4163 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
4164 (vect_compute_array_base_alignment): New function.
4165 (vect_analyze_data_ref_access): Check array indices. Remove one
4166 dimensional arrays restriction.
4167 (vect_get_ptr_offset): New function.
4168 (vect_get_symbl_and_dr): New function.
4169 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
4170 (former name vect_get_base_decl_and_bit_offset).
4171 (vect_create_index_for_array_ref): Removed.
4172 (vect_create_index_for_vector_ref): New function.
4173 (vect_create_addr_base_for_vector_ref): New function.
4174 (vect_create_data_ref): Handle additional data refs. Call
4175 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
4176 (vect_compute_data_ref_alignment): Support the changes. Call
4177 vect_get_base_and_bit_offset.
4178 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
4179 data refs. Store vect_dr_base.
4180 (vect_analyze_data_ref_accesses): Support nonconstant init.
4181 (new_stmt_vec_info): Initialize vect_dr_base field.
4182 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4183 (get_vectype_for_scalar_type): Check for BLKmode.
4184 * tree-chrec.h (initial_condition_in_loop_num): Declare.
4185 * tree-chrec.c (initial_condition_in_loop_num): New function.
4186 (chrec_component_in_loop_num): New function.
4187 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
4188 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
4189 to be pointer to varray_type.
4191 2004-09-19 Jan Hubicka <jh@suse.cz>
4193 * basic-block.h (update_bb_profile_after_threading): Declare.
4194 * cfg.c (update_bb_profile_after_threading): Break out from ...
4195 * cfgcleanup.c (try_forward_edges): ... here; use it.
4196 * tree-ssa-dom.c (thread_across_edge): Use it.
4197 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
4198 profile of the new BB.
4200 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
4202 * tree-ssa-pre.c (insert_into_set): Don't put
4203 is_gimple_min_invariant values into the set.
4205 2004-09-19 Andreas Jaeger <aj@suse.de>
4207 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
4210 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
4212 * config/cris/cris.h: Preserve the original spelling in a
4215 2004-09-18 Jeff Law <law@redhat.com>
4217 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
4218 global varrays to replace the block local varrays.
4219 (struct dom_walk_block_data): Remove, no longer used.
4220 (get_eq_expr_value): No longer need to pass around pointers to local
4221 varrays. Callers updated. Unused markers added to unused parameters.
4222 (record_range, record_equivalences_from_stmt): Likewise.
4223 (record_equivalences_from_incoming_edge): Likewise.
4224 (record_var_is_nonzero): Likewise. Update now that we have a
4225 single global varray of SSA_NAMEs that need restoring.
4226 (dom_opt_initialize_block_local_data): Kill, no longer used.
4227 (tree_ssa_dominator_optimize): Initialize new global varrays.
4228 Update callbacks in dominator walker structure.
4229 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
4230 VRP_VARIABLES_STACK.
4231 (restore_nonzero_vars_to_original_value): Update now that we have
4232 a single global varray of SSA_NAMEs that need restoring.
4233 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
4234 Remove unused variables.
4235 (optimize_stmt): Remove unused variable.
4237 2004-09-18 Jan Hubicka <jh@suse.cz>
4239 * tree-cfg.c (thread_jumps): Fix updating of the profile.
4241 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
4244 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
4246 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
4247 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
4248 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
4249 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
4250 tree-ssa-operands.c, tree-ssa-phiopt.c,
4251 tree-ssa-threadupdate.c: Fix comment typos.
4253 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
4255 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
4256 config/arm/README-interworking, config/arm/arm-cores.def,
4257 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
4258 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
4259 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
4260 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
4261 config/frv/frv.md, config/i386/winnt.c,
4262 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
4263 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
4264 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
4265 config/mcore/mcore.c, config/mips/mips.h,
4266 config/mn10300/mn10300.md, config/pa/pa.c,
4267 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
4268 config/rs6000/rs6000.c, config/sh/symbian.c,
4269 config/sparc/sparc.h: Fix comment typos. Follow spelling
4272 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
4275 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
4277 2004-09-18 Diego Novillo <dnovillo@redhat.com>
4279 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
4280 remove TREE_ADDRESSABLE from RESULT_DECL.
4282 2004-09-18 Diego Novillo <dnovillo@redhat.com>
4284 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
4286 2004-09-18 Jan Hubicka <jh@suse.cz>
4288 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
4290 * tree-ssa-alias.c (init_alias_info): Likewise.
4291 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
4292 (verify_ssa): Likewise.
4293 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
4295 2004-09-18 Jan Hubicka <jh@suse.cz>
4297 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
4300 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
4302 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
4303 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4304 DW_EH_PE_sdata* for data.
4305 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
4307 2004-09-17 Geoffrey Keating <geoffk@apple.com>
4309 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
4313 * c-typeck.c (constructor_asmspec): Delete.
4314 (struct initializer_stack): Delete field 'asmspec'.
4315 (start_init): Delete saving of asmspec.
4316 (finish_init): Don't update constructor_asmspec.
4317 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
4318 * stmt.c (expand_asm): Duplicate strings from tree.
4319 (expand_asm_operands): Likewise.
4320 * tree.c (tree_size): Update computation of size of STRING_CST.
4321 (make_node): Don't make STRING_CST nodes.
4322 (build_string): Allocate string with tree node.
4323 (tree_code_size): Clean up assertions, don't allow requests
4324 for "the size of a STRING_CST".
4325 * tree.def (STRING_CST): Update comment.
4326 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
4327 (tree_string): Place contents of string in tree node.
4328 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
4331 2004-09-17 Zack Weinberg <zack@codesourcery.com>
4333 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
4334 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
4336 2004-09-17 Jones Desougi <jones@ingate.com>
4338 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
4339 * configure, config.in: Regenerate.
4341 2004-09-17 Zack Weinberg <zack@codesourcery.com>
4343 * tree.c, tree.h (tree_class_strings): Make array const.
4344 Reindent per coding convention. Move asterisk to proper place
4345 per coding convention.
4347 2004-09-18 Andreas Schwab <schwab@suse.de>
4349 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
4350 (tree-vectorizer.o): Likewise.
4351 (targhooks.o): Likewise.
4353 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
4354 Zack Weinberg <zack@codesourcery.com>
4356 * alias.c (find_base_decl): Remove unreachable case '3' block.
4357 * expr.c (safe_from_p): Abort if passed a type.
4358 * tree-gimple.c (recalculate_side_effects): Abort if passed
4359 anything other than an expression.
4360 * tree-ssa-pre.c (phi_translate): Return expr immediately if
4361 is_gimple_min_invariant is true for it. Reorder cases for clarity.
4362 Abort on un-handled tree classes.
4363 (valid_in_set): Likewise.
4364 * tree.c (tree_code_class_strings): New static data.
4366 * tree.h (enum tree_code_class): New.
4367 (tree_code_class_strings): Declare.
4368 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
4369 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
4370 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
4371 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
4372 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
4374 * tree.def, c-common.def, objc/objc-tree.def: Use
4375 tree_code_class enumeration constants instead of code letters.
4377 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
4378 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
4379 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
4380 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
4381 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
4382 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
4383 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
4384 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
4385 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
4386 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
4387 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
4388 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
4389 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
4392 * LANGUAGES: Add note about change.
4394 2004-09-17 Diego Novillo <dnovillo@redhat.com>
4396 PR tree-optimization/17319
4397 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
4398 examine pointers on the LHS of an assignment.
4399 (collect_points_to_info_r): Handle RETURN_EXPR.
4401 2004-09-17 Jeff Law <law@redhat.com>
4403 * tree-ssa-dom.c (const_and_copies_stack): New.
4404 (dom_walk_block_data): Remove const_and_copies field.
4405 (record_const_or_copy): No longer need to pass in varray_type *.
4406 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
4408 (record_equality): Similarly.
4409 (restore_vars_to_original_value): Similarly. Revamp to use new
4410 single global stack rather than per-block stacks.
4411 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
4412 (thread_across_edge): Remove now unused parameters.
4413 (dom_opt_initialize_block_local_data): No longer test the block
4414 local CONST_AND_COPIES.
4415 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
4417 2004-09-17 Jan Hubicka <jh@suse.cz>
4419 PR tree-optimization/17509
4420 * tree-optimize.c (update_inlined_to_pointers): New function.
4421 (tree_rest_of_compilation): Use it.
4423 2004-09-17 Devang Patel <dpatel@apple.com>
4425 * dbxout.c (get_lang_number): New.
4426 (dbxout_init): Include lang number in N_SO stab.
4427 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
4428 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
4430 2004-09-17 Diego Novillo <dnovillo@redhat.com>
4432 PR tree-optimization/17273
4433 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
4434 replacement is a constant.
4436 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
4438 * c-tree.h (enum c_typespec_keyword): New.
4439 (struct c_declspecs): Adjust description of "type". Remove
4440 specbits, explicit_int_p and explicit_char_p. Rename
4441 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
4442 short_p, signed_p, unsigned_p and complex_p.
4443 (finish_declspecs): New.
4444 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
4445 typename): Call finish_declspecs.
4446 * c-decl.c (finish_declspecs): New.
4447 (declspecs_add_type): Check for combinations which cannot occur in
4448 valid specifier lists. Update comments.
4449 (shadow_tag_warned): Remove checks done in finish_declspecs.
4450 Don't report useless type name if type defaulted to int.
4451 (grokdeclarator): Remove checks and actions done in
4452 finish_declspecs. Don't allow for type being NULL. Update for
4453 datastructures changes. Initialize decl_attr.
4454 (build_null_declspecs, quals_from_declspecs): Update for
4455 datastructures changes.
4457 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
4459 * doc/extend.texi: Fix duplicated word.
4461 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
4463 * doc/invoke.texi: Remove stray explanation on
4464 -freduce-all-givs and -fmove-all-movables.
4466 2004-09-17 James Morrison <phython@gcc.gnu.org>
4468 * doc/cfg.texi: Use @smallexample.
4469 * doc/md.texi: Likewise.
4470 * doc/tree-ssa.texi: Likewise.
4471 * doc/extend.texi: Likewise. Use @r{} in comments.
4472 * doc/trouble.texi: Use @r{} in comments.
4474 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
4476 * configure.ac (gcc_cv_gld_version): Handle whitespace before
4478 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
4479 * configure: Regenerate.
4481 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
4483 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
4484 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
4485 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
4486 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
4487 slashes in substitutions.
4488 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
4490 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
4492 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
4493 gimplify.c, lambda-code.c, optabs.c, predict.c,
4494 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
4495 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
4498 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
4500 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
4501 doc/extend.texi, doc/install.texi, doc/invoke.texi,
4502 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
4503 doc/trouble.texi: Use @option around options.
4505 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
4507 * Makefile.in (gen-protos.o): Depend on errors.h.
4509 2004-09-17 Steven Bosscher <stevenb@suse.de>
4511 PR tree-optimization/17513
4512 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
4513 for successors of the entry block.
4515 2004-09-17 Uros Bizjak <uros@kss-loka.si>
4517 PR rtl-optimization/15187
4518 * ifcvt.c (noce_try_cmove_arith): Exit early if total
4519 insn_rtx_cost of both branches > BRANCH_COST
4521 2004-09-16 Diego Novillo <dnovillo@redhat.com>
4523 PR tree-optimization/17528
4524 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
4525 erase the may-alias set for a tag when merging it with
4528 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
4530 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
4531 for 32-bit TARGET_SHMEDIA.
4532 (call_value): Likewise.
4534 2004-09-16 Diego Novillo <dnovillo@redhat.com>
4536 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
4537 test apply only to TREE_STATIC and DECL_EXTERNAL.
4539 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4541 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
4542 * basic-block.h (get_dominated_by_region): Declare.
4543 * dominance.c (get_dominated_by_region): New function.
4544 * tree-cfg.c: Include cfglayout.h.
4545 (tree_duplicate_bb): Duplicate also phi nodes.
4546 (struct ssa_name_map_entry): New type.
4547 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
4548 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
4549 allocate_ssa_names, rewrite_to_new_ssa_names_def,
4550 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
4551 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
4552 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
4553 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
4554 rewrite_to_new_ssa_names, allocate_ssa_names,
4555 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
4556 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
4557 (copy_loop_headers): Use tree_duplicate_sese_region.
4559 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
4561 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
4563 2004-09-16 Jeff Law <law@redhat.com>
4565 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
4566 (rewrite_block_data): Remove, no longer used.
4567 (rewrite_initialize_block_local_data): Remove, no longer used.
4568 (rewrite_initialize_block): Mark parameters as unused as needed.
4569 Change references to the block local block_defs to be block_defs_stack.
4570 Push a marker onto the block_defs_stack.
4571 (ssa_rewrite_initialize_block): Similarly.
4572 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
4573 (ssa_register_new_def): No longer needs varray argument. Use
4574 block_defs_stack instead. No longer handle possibly null block_defs
4575 varray. Reverse order of items we push on the stack to make it
4576 easier to identify our marker.
4577 (register_new_def): No longer handle possibly null block_defs
4579 (rewrite_finalize_block): Revamp to look for markers in the global
4580 block_defs_stack varray rather than wiping a block local varray.
4581 Mark arguments as unused as needed.
4582 (ssa_rewrite_finalize_block): Similarly.
4583 (rewrite_into_ssa): Update initialization of dom walker structure
4584 to reflect that we don't need block local data anymore. Initialize
4585 the block_defs_stack varray.
4586 (rewrite_ssa_into_ssa): Similarly.
4587 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
4588 (struct dom_walk_data): Kill block_defs field.
4589 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
4590 (thread_across_edge): Use the global block_defs_stack instead of
4591 the old block_defs varray.
4592 (dom_opt_initialize_block_local_data): Update now that we don't have
4593 block_defs field to check anymore.
4594 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
4595 (restore_currdefs_to_original_value): Use the new block_defs_stack
4596 instead of a block local varray.
4597 (dom_opt_finalize_block): Similarly.
4598 (record_equivalencs_from_phis): Similarly.
4599 (optimize_stmt, register_definitions_for_stmt): Similarly.
4601 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
4603 PR tree-optimization/17517
4604 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4605 coalesce same-root variables without checking for abnormal PHI usage.
4607 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
4609 * cfgloop.h (duplicate_loop): Add prototype.
4610 * cfgloopmanip.c (duplicate_loop): Make non-static.
4611 * lambda-code.c (perfect_nestify): Factor out test whether
4612 we can handle this loop into separate function.
4614 (can_convert_to_perfect_nest): New function.
4615 (replace_uses_of_x_with_y): Add modify_stmt call.
4616 * tree-loop-linear.c (linear_transform_loops): Call
4617 rewrite_into_loop_closed_ssa and free_df.
4619 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
4621 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
4622 loop invariant as well.
4623 (perfect_nestify): new function.
4624 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
4625 upper bounds, and steps.
4626 Set outerinductionvar properly.
4627 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
4629 Return NULL if we need a perfect loop and can't make one.
4630 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
4631 (not_interesting_stmt): New function.
4632 (phi_loop_edge_uses_def): Ditto.
4633 (stmt_uses_phi_result): Ditto.
4634 (stmt_is_bumper_for_loop): Ditto.
4635 (perfect_nest_p): Ditto.
4636 (nestify_update_pending_stmts): Ditto.
4637 (replace_uses_of_x_with_y): Ditto.
4638 (stmt_uses_op): Ditto.
4639 (perfect_nestify): Ditto.
4640 * lambda-mat.c (lambda_matrix_id_p): New function.
4641 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
4642 * lambda.h: Update prototypes.
4643 * tree-loop-linear (linear_transform_loop): Use new
4644 perfect_nest_p. Detect and ignore identity transform.
4645 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
4647 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
4649 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
4650 Gather also strides of accessed data. Pass in the data references
4652 (try_interchange_loops): Add a new heuristic for handling the temporal
4653 locality. Pass in the data references array.
4654 (linear_transform_loops): Pass the data references array to
4655 try_interchange_loops.
4657 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
4659 * doc/invoke.texi: Fix typos. Follow spelling conventions.
4661 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
4663 * doc/c-tree.texi (Classes): Remove index entries for
4664 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
4666 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4668 * fold-const.c (fold): Fold difference of addresses.
4669 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
4670 get_inner_reference.
4671 * tree-ssa-loop-ivopts.c (peel_address): Removed.
4672 (ptr_difference_const): Moved to fold-const.c.
4673 (split_address_cost): Use get_inner_reference instead of peel_address.
4674 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
4675 * tree.h (ptr_difference_const): Export.
4677 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
4678 variable type to the dump. Fix indentation.
4679 (idx_find_step): Handle nonconstant array_ref_element_size and
4680 array_ref_low_bound.
4681 (idx_record_use): Handle array_ref_element_size and
4682 array_ref_low_bound.
4683 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
4684 statements correctly.
4685 (get_computation_at, iv_value): Do not unshare expressions here.
4686 (rewrite_use_outer): Unshare the expression before it is emitted
4688 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
4690 * tree.c (unsigned_type_for, signed_type_for): Moved from
4691 tree-ssa-loop-niter.c. Use langhooks.
4692 * tree.h (signed_type_for): Export.
4694 2004-09-16 David Edelsohn <edelsohn@gnu.org>
4696 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
4699 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
4702 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
4703 Add two parameters to extra_includes.
4704 (C_INCPATH_INIT): Remove.
4705 * c-incpath.c (register_include_chains): Call extra_pre_includes
4706 before adding the standard include directory.
4707 Update call to extra_includes.
4708 (!defined TARGET_EXTRA_INCLUDES): Update
4709 hook_void_charptr_charptr_int and add !define
4710 TARGET_EXTRA_PRE_INCLUDES.
4711 (!define TARGET_EXTRA_INCLUDES): Define as
4712 hook_void_charptr_charptr_int.
4713 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
4714 (target_c_incpath): Always declare.
4715 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
4717 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
4718 * config/darwin.h: (darwin_register_frameworks): Update for
4719 the two new parameters.
4720 (darwin_register_objc_includes): Add prototype.
4721 (TARGET_EXTRA_PRE_INCLUDES): Define.
4722 * config/darwin-c.c (darwin_register_objc_includes): New function.
4723 (darwin_register_frameworks): Update for the two new parameters.
4724 (target_c_incpath): Remove.
4725 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
4727 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
4729 (TARGET_EXTRA_PRE_INCLUDES): Document.
4731 * gcc.c (spec_function): Add replace-outfile.
4732 (replace_outfile_spec_function): New function.
4733 * config/darwin.h (LINK_SPEC): Add replace
4734 -lobjc with -lobjc-gnu if -fgnu-runtime is
4736 * invoke.texi (replace-outfile): Document.
4738 2004-09-13 Jan Hubicka <jh@suse.cz>
4740 * predict.c (expr_expected_value, strip_builtin_expect): New function.
4741 (tree_predict_by_opcode): Use it.
4742 (tree_estimate_probability): Add, for now disabled,
4743 strip_builtin_expect call.
4745 2004-09-15 James E Wilson <wilson@specifixinc.com>
4748 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
4749 if current_function_decl is a sibcall.
4751 2004-09-15 Mark Mitchell <mark@codesourcery.com>
4753 * varasm.c (default_function_rdodata_section): Make sure to pass
4754 along a decl for a link-once section.
4756 2004-09-15 Richard Henderson <rth@redhat.com>
4758 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
4759 warning with code disable. Fix formatting.
4761 2004-09-15 Steven Bosscher <stevenb@suse.de>
4763 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
4764 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
4765 after propagating into an ADDR_EXPR.
4767 2004-09-15 Andrew Pinski <apinski@apple.com>
4770 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
4771 Move it out of gcc_assert.
4773 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
4775 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
4776 except.c, fold-const.c, function.c, langhooks.c, params.c,
4777 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
4778 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
4779 for quoting in diagnostics going through pretty-print.c. Use ''
4780 for quoting in other diagnostic text.
4781 * langhooks.c: Include intl.h. Mark text locating diagnostics for
4783 * Makefile.in (langhooks.o): Update dependencies.
4784 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
4787 2004-09-15 Mark Mitchell <mark@codesourcery.com>
4789 * configure.ac: Check for COMDAT support. Robustify check for
4791 * configure: Regenerated.
4792 * config.in: Likewise.
4793 * langhooks-def.h (lhd_comdat_group): New function.
4794 (LANG_HOOKS_COMDAT_GROUP): New macro.
4795 (LANG_HOOKS_DECLS): Use it.
4796 * langhooks.c (lhd_comdat_group): Define.
4797 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
4798 * output.h (named_section_flags): Make it a macro.
4799 (named_section_real): New function.
4800 (default_no_named_section): Add decl parameter.
4801 (default_elf_asm_named_section): Likewise.
4802 (default_coff_asm_named_section): Likewise.
4803 (default_pe_asm_named_section): Likewise.
4804 * target.h (gcc_target): Adjust type of named_section.
4805 * varasm.c (named_section_flags): Rename to named_section_real.
4807 (default_no_named_section): Add decl parameter.
4808 (default_elf_asm_named_section): Use COMDAT, if available. Deal
4809 with the case that ASM_COMMENT_START is "@".
4810 (default_coff_asm_named_section): Add decl parameter.
4811 (default_pe_asm_named_section): Likewise.
4812 * config/alpha/alpha.c (vms_asm_named_section): Add decl
4814 (unicosmk_asm_named_section): Likewise.
4815 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
4816 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
4817 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
4818 * config/cris/cris-protos.h (cris_target_asm_named_section):
4820 * config/cris/cris.c (cris_target_asm_named_section):
4822 * config/darwin/darwin-protos.h (darwin_asm_named_section):
4824 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
4825 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
4826 * config/i386/i386-protos.h (i386_pe_asm_named_section):
4828 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
4829 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
4830 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
4831 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
4833 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
4834 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
4835 * cp/cp-tree.h (cxx_comdat_group): Declare.
4836 * cp/decl.c (cxx_comdat_group): New function.
4838 2004-09-15 Jan Hubicka <jh@suse.cz>
4840 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
4841 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
4843 * tree-cfg.c (remove_bb): Release SSA defs.
4845 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
4847 * doc/tm.texi: Follow spelling conventions.
4849 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
4851 * tree-ssa-dom.c: Fix comment typos.
4853 2004-09-15 Alan Modra <amodra@bigpond.net.au>
4855 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
4857 (ppc_fallback_frame_state): Save location of CR.
4859 2004-09-15 Jakub Jelinek <jakub@redhat.com>
4861 * expr.c (string_constant): Handle also read-only variables
4862 initialized to string literals.
4864 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
4865 into memcpy (x, y, 1) if memcpy can be expanded inline.
4867 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4869 PR tree-optimization/17468
4870 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
4871 definition inside a block precede uses.
4872 * tree-tailcall.c (adjust_return_value): Emit statements in the
4875 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
4877 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
4879 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
4881 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
4883 2004-09-14 Jeff Law <law@redhat.com>
4885 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
4886 (struct dom_walk_block_data): Remove avail_exprs member.
4887 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
4888 (lookup_avail_expr): No longer need to pass in address of
4889 the block local available exprs stack. All callers changed.
4890 (simplify_cond_and_lookup_avail_expr): Similarly.
4891 (simplify_switch_and_lookup_avail_expr): Similarly.
4892 (get_eq_expr_value, record_cond): Likewise.
4893 (record_dominating_conditions): Likewise.
4894 (update_rhs_and_lookup_avail_expr): Likewise.
4895 (record_equivalences_from_stmt): Likewise.
4896 (dom_opt_initialize_block_local_data): No longer test state of
4897 block local avail_exprs.
4898 (dom_opt_initialize_block): Mark unwind point in the global
4900 (remove_expressions_from_table): Update to unwind to the
4901 most recent unwind marker in the global avail_expr stack.
4902 All callers changed.
4903 (dom_opt_finalize_block): Mark unwind point in the global
4904 avail_expr stack as needed.
4905 (record_cond): Push elements into the global avail_exprs stack.
4907 * tree-dfa.c (free_df_for_stmt): No longer static.
4908 (free_df): Update comments.
4909 * tree-flow.h (free_df_for_stmt): Prototype.
4910 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
4913 2004-09-14 Diego Novillo <dnovillo@redhat.com>
4915 PR tree-optimization/17252
4916 * tree-ssa-alias.c (may_alias_p): Don't assume that a
4917 pointer may not point to itself when using relaxed
4920 2004-09-14 Richard Henderson <rth@redhat.com>
4923 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
4924 while folding <ADDR_EXPR <INDIRECT_REF X>>.
4926 2004-09-14 Andrew Pinski <apinski@apple.com>
4928 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
4929 sets of the pointers but the aliasing sets of what they point to.
4931 2004-09-14 Roger Sayle <roger@eyesopen.com>
4933 PR rtl-optimization/9771
4934 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
4935 conditional compilation in init_reg_sets_1.
4936 (init_reg_sets_1): Let global_regs[i] take priority over the frame
4937 (but not stack) pointer exceptions to regs_invalidated_by_call.
4938 (globalize_reg): Globalizing a fixed register may need to update
4939 regs_invalidated_by_call.
4941 2004-09-14 Diego Novillo <dnovillo@redhat.com>
4943 PR tree-optimization/15262
4944 * tree-dfa.c (dump_variable): Also print the type of the
4946 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
4947 memory tags are of conflicting alias sets but have no aliased
4948 symbols in common, add one tag to the alias set of the other.
4949 (setup_pointers_and_addressables): Remove hack to deal with
4950 programs with no aliased symbols.
4951 (may_alias_p): Don't special case aggregate types.
4953 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
4956 * doc/invoke.texi (Environment Variables): Correct example locale.
4958 2004-09-14 Jan Hubicka <jh@suse.cz>
4960 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
4962 2004-09-14 Mark Mitchell <mark@codesourcery.com>
4964 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
4966 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
4968 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
4970 (struct c_declarator): Change u.array.quals and pointer_quals to
4971 int. Add u.array.attrs.
4972 (quals_from_declspecs): New.
4973 * c-decl.c (quals_from_declspecs): New.
4974 (shadow_tag_warned): Give more specific message for useless type
4976 (build_array_declarator, set_array_declarator_inner,
4977 grokdeclarator, make_pointer_declarator, build_null_declspecs,
4978 declspecs_add_qual): Update for changed structures.
4980 2004-09-14 Jeff Law <law@redhat.com>
4982 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
4984 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
4985 (dom_opt_initialize_block_local_data): No longer test state
4987 (dom_opt_finalize_block): Update due to change in scope of
4989 (optimize_stmt): Similarly.
4991 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
4993 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
4994 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
4995 comment typos. Follow spelling conventions.
4997 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
4999 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
5000 config/i386/predicates.md, config/sparc/sparc.c: Follow
5001 spelling conventions.
5003 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5004 Steven Bosscher <stevenb@suse.de>
5006 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
5007 * basic-block.h (struct reorder_block_def): Add copy_number field.
5008 * cfgloop.h (biv_p): Declare.
5009 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
5010 * common.opt (fsplit-ivs-in-unroller): New flag.
5011 * loop-iv.c (biv_p): New function.
5012 * loop-unroll.c: Include hashtab.h and recog.h.
5013 (struct iv_to_split, struct split_ivs_info): New types.
5014 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
5015 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
5016 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
5017 insert_base_initialization, split_iv): New functions.
5018 (peel_loop_completely, unroll_loop_constant_iterations,
5019 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
5021 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
5023 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5025 * tree-cfg.c (thread_jumps): Update dominators correctly in
5026 case destination of threaded edge dominates its source.
5028 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5030 * unroll.c: Removed.
5032 * Makefile.in (LOOP_H, unroll.o): Removed.
5033 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
5035 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
5037 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
5038 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
5039 * loop.c: Do not include loop.h.
5040 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
5041 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
5042 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
5043 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
5044 struct loop_regs, struct loop_movables, struct loop_info): Moved
5046 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
5047 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
5048 find_common_reg_term, loop_iterations, final_giv_value): Moved
5050 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
5051 loop_dump_stream, for_each_insn_in_loop, express_from,
5052 extend_value_for_giv, loop_iv_add_mult_emit_before,
5053 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
5054 loop_insn_first_p, get_condition_for_loop,
5055 loop_insn_emit_before, loop_insn_hoist,
5056 loop_insn_sink): Made static.
5057 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
5059 (strength_reduce): Do not call unroller.
5060 (record_giv): Do not initialize unrolled field.
5061 (prescan_loop): Do not set loop_info->preconditioned.
5062 * passes.c: Do not include loop.h.
5063 (rest_of_handle_loop_optimize): Do not call unroller.
5064 * predict.c: Do not include loop.h.
5065 * rtl.h (NOTE_PRECONDITIONED): Removed.
5066 * stmt.c: Do not include loop.h.
5067 * toplev.c: Do not include loop.h.
5068 (process_options): Do not handle flag_old_unroll_loops.
5070 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
5071 Documentation removed.
5072 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
5074 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
5076 * Makefile.in (STAGE1_CHECKING): New variable.
5077 (stage1_build): Use it.
5078 * tree-ssa.c (verify_ssa): Preserve state of dominance
5081 2004-09-14 Uros Bizjak <uros@kss-loka.si>
5083 * config/i386/i386.c (output_fp_compare): Add generation
5084 of ftst instruction.
5085 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
5086 Use output_fp_compare () function.
5087 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
5088 (fix_truncdi_memory): Remove operands[5] copy.
5090 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
5092 * config/m32r/m32r.md, config/m68k/m68kelf.h,
5093 config/mcore/mcore.md, config/rs6000/linux64.h,
5094 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
5097 2004-09-13 James E Wilson <wilson@specifixinc.com>
5099 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
5100 * gen-protos.c: Include errors.h.
5103 2004-09-14 Jan Hubicka <jh@suse.cz>
5105 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
5106 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
5107 (predict_loops): Use number_of_iterations_exit to predict
5108 number of iterations on trees.
5110 2004-09-13 Dale Johannesen <dalej@apple.com>
5114 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
5115 objects declared extern.
5117 2004-09-14 Paul Brook <paul@codesourcery.com>
5119 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
5122 2004-09-13 Daniel Jacobowitz <dan@debian.org>
5124 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
5125 Only use TYPE_BINFO for aggregates.
5127 2004-09-13 Daniel Jacobowitz <dan@debian.org>
5129 * expmed.c (synth_mult): Initialize latency. Check cost before
5132 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
5134 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
5135 add_call_clobber_ops and add_call_read_ops.
5136 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
5137 the number of vdefs and vuses inserted based on analysis of global
5138 variables across calls. * tree-dfa.c (find_referenced_vars):
5139 Needed to reset static var maps before each function is compiled.
5141 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
5142 static_vars_info,functions_to_static_vars_info,module_statics_escape,
5143 all_module_statics,searchc_env,dfs_info): New fields to support
5144 analysis of static global variables.
5145 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
5146 cgraph_reset_static_var_maps, get_global_static_vars_info,
5147 get_global_statics_not_read, get_global_statics_not_written,
5148 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
5149 check_rhs_var, check_lhs_var, get_asm_expr_operands,
5150 process_call_for_static_vars, scan_for_static_refs,
5151 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
5152 clear_static_vars_maps, cgraph_propagate_bits,
5153 cgraph_characterize_statics): New. Functions to support analysis
5154 of static global variables.
5155 (cgraph_mark_local_and_external_functions): Renamed from:
5156 (cgraph_mark_local_functions)
5157 (cgraph_expand_all_functions): Remove call to
5158 cgraph_mark_local_and_external_functions.
5159 (cgraph_optimize): Added driver to analyze static variables whose
5160 scope is within the compilation unit. * cgraph.h (struct
5161 cgraph_local_info, GTY): Added statics_read, statics_written,
5162 local, calls_read_all, calls_write_all, for_functions_valid.
5163 (struct cgraph_node): Added next_cycle. * cgraph.c
5164 (dump_cgraph_node): Added print routines for new fields. *
5165 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
5168 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
5170 * c-decl.c (grokdeclarator): Correct comments about where storage
5171 class specifiers are rejected by grammar and add corresponding
5172 asserts. Diagnose typedefs and parameters declared inline.
5173 Change warning for inline main to a pedwarn. Only diagnose inline
5175 (declspecs_add_scspec): Allow duplicate "inline".
5177 2004-09-13 Steve Ellcey <sje@cup.hp.com>
5179 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
5180 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
5182 2004-09-13 Richard Henderson <rth@redhat.com>
5185 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
5186 (tree_type): Replace spare with contains_placeholder_bits.
5187 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
5188 make static. Remove seen_types list.
5189 (type_contains_placeholder_p): New.
5191 2004-09-13 James E Wilson <wilson@specifixinc.com>
5193 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
5194 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
5195 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
5196 bdesc_arrays instead of mips_bdesc.
5197 (mips_init_builtins): Likewise.
5198 * config/mips/mips.h (TARGET_SB1): New.
5199 (HAVE_SQRT_P): Delete.
5200 * config/mips/mips.md (divide_condition): Support V2SF.
5201 (sqrt_condition, recip_condition): New.
5202 (div<mode>3): Use ANYF instead of SCALARF.
5203 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
5205 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
5206 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
5208 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
5209 instead of SCALARF. Use UNITMODE instead of MODE.
5211 2004-09-13 Zack Weinberg <zack@codesourcery.com>
5213 * config.in: Regenerate after removal of libbanshee.
5215 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
5217 PR tree-optimization/17400
5218 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5219 coalesce partitions when one occurs in an abnormal PHI.
5221 2004-09-13 Andrew Pinski <apinski@apple.com>
5223 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
5226 2004-09-13 Richard Henderson <rth@redhat.com>
5229 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
5230 (cselib_invalidate_rtx_note_stores): New.
5231 (cselib_record_sets, cselib_process_insn): Update to match.
5232 * cselib.h (cselib_invalidate_rtx): Declare.
5233 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
5235 2004-09-13 Richard Henderson <rth@redhat.com>
5238 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
5239 after copying its argument.
5241 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
5243 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
5244 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
5245 in diagnostics. Use %' for English apostrophes.
5246 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
5247 (pedwarn_c90, pedwarn_c99): Use it.
5248 * c-decl.c (lookup_label): Quote label name in diagnostic.
5249 * c-parse.in (yyprint): Use ' instead of ` for left quote.
5250 * c-typeck.c (warn_for_assignment): Likewise.
5252 2004-09-13 Jan Hubicka <jh@suse.cz>
5254 * i386.c (x86_schedule): New global variable.
5255 (override_options): Disable scheduling when not supported.
5256 * i386.h (x86_schedule): Declare.
5257 (TARGET_SCHEDULE): New macro.
5259 2004-09-12 Richard Henderson <rth@redhat.com>
5262 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
5263 * tree.c, tree.h (has_cleanups): Remove.
5265 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5267 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
5268 arguments of the phi nodes correctly.
5270 2004-09-12 Jan Hubicka <jh@suse.cz>
5272 * ggc-common.c (cmp_statistics): Fix sorting.
5274 2004-09-12 David Edelsohn <edelsohn@gnu.org>
5277 * expmed.c (expand_divmod): If cheap power of 2 divide is
5278 available, use it for negative constant as well.
5280 2004-09-12 Andrew Pinski <apinski@apple.com>
5282 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
5285 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
5287 2004-09-12 Richard Henderson <rth@redhat.com>
5289 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
5291 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
5292 post-reload, and scratch NULL.
5293 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
5294 (x86_shift_adj_2): Use ix86_expand_clear.
5295 (ashldi3): Remove CMOVE expansion difference.
5296 (ashldi3_1): Remove.
5297 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
5298 add constraints for immediates. New peephole for split-with-temp.
5299 Run splitter after peep2 pass.
5300 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
5301 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
5302 (setcc_2): Rename with *.
5303 * config/i386/predicates.md (reg_or_pm1_operand): New.
5304 (ashldi_input_operand): New.
5306 2004-09-12 Richard Henderson <rth@redhat.com
5308 * print-rtl.c (print_decl_name): New.
5309 (print_mem_expr): Use it.
5311 2004-09-12 Richard Henderson <rth@redhat.com
5314 * except.c (sjlj_emit_function_exit): Fix logic locating
5315 sjlj_exit_after in final block.
5317 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
5319 * common.opt: Remove flags -fmove-all-movables and
5321 * loop-invariant.c (find_invariants_to_move):
5322 Remove all uses of flag_move_all_movables.
5323 * loop.c (move_movables): Remove all uses of
5324 flag_move_all_movables.
5325 (strength_reduce): Remove all uses of
5326 flag_reduce_all_givs.
5327 * doc/invoke.texi: Remove documentation of flags
5328 -fremove-all-movables and -freduce-all-givs.
5330 2004-09-11 Roger Sayle <roger@eyesopen.com>
5333 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
5334 change. elt->type may be a floating point type, so use fold_convert.
5336 2004-09-11 Geoffrey Keating <geoffk@apple.com>
5338 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
5339 the thing referenced as used, not the stub itself.
5341 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
5343 * c-tree.h (enum c_storage_class): New.
5344 (struct c_declspecs): Add storage_class, inline_p and thread_p.
5345 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
5346 declarations and "auto" or "register" in file scope empty
5347 declarations. Give more specific warnings for other cases of
5348 storage class specifiers in empty declarations.
5349 (grokdeclarator): Update for new structures. Don't check for
5350 multiple storage classes. Diagnose file-scope "register" if
5352 (build_null_declspecs): Update.
5353 (declspecs_add_scspec): Update. Diagnose multiple storage class
5354 specifiers and invalid uses of "__thread".
5356 2004-09-11 Zack Weinberg <zack@codesourcery.com>
5358 * tree.c (tree_code_size): New function, bulk of code from tree_size.
5359 (tree_size, make_node): Use it.
5360 * tree-ssa-pre.c (init_pre): Use it.
5361 * tree.h: Prototype it.
5363 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5365 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
5366 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
5367 redirect_immediate_use): Use PHI_DF.
5368 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
5369 (bb_for_stmt): Use PHI_BB.
5370 (get_immediate_uses): Use PHI_DF.
5371 * tree-ssa-dse.c (max_stmt_uid): New variable.
5372 (get_stmt_uid): New function.
5373 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
5375 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
5376 (max_uid): Renamed to max_stmt_uid.
5377 (get_stmt_uid): New function.
5378 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
5379 phi node annotations.
5380 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
5381 * tree.h (PHI_BB, PHI_DF): New accessor functions.
5382 (struct tree_phi_node): Add bb and df fields.
5384 2004-09-11 Richard Henderson <rth@redhat.com>
5387 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
5390 2004-09-11 Jan Hubicka <jh@suse.cz>
5392 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
5393 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
5394 * i386.md (i387_cw): Add 'uninitialized' mode.
5396 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
5397 (output_location): Break out from ....
5398 (branch_prob): ... here; handle gcov output on trees.
5399 * toplev.c (process_options): No longer be sorry about coverage for
5402 2004-09-11 Steven Bosscher <stevenb@suse.de>
5405 * fold-const.c (fold): Do not try to fold the operand of a
5406 CLEANUP_POINT_EXPR if that operand does itself not have any
5410 * langhooks.c (lhd_decl_printable_name): Make sure that this
5411 function is called with is a decl node that has an identifier.
5412 * tree-pretty-print.c (dump_function_name): New function to
5413 wrap PRINT_FUNCTION_NAME and dump_decl_name.
5414 (print_call_name): Use it.
5416 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
5418 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
5421 2004-09-11 Jakub Jelinek <jakub@redhat.com>
5423 * tree-ssa-alias.c (collect_points_to_info_r): Handle
5424 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
5427 2004-09-11 Richard Henderson <rth@redhat.com>
5429 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
5430 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
5431 operand of the ADDR_EXPR.
5432 (expand_expr_real_1): Update to match.
5434 2004-09-11 David Edelsohn <edelsohn@gnu.org>
5437 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
5438 choose 64-bit version.
5440 2004-09-11 Richard Henderson <rth@redhat.com>
5443 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
5445 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
5447 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
5448 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
5449 Insert @: after i.e. or e.g.
5451 2004-09-10 Geoffrey Keating <geoffk@apple.com>
5453 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
5454 D.xxx rather than <Dxxx>.
5456 2004-09-10 Adam Nemet <anemet@lnxw.com>
5458 * configure.ac (AC_MSG_CHECKING(what linker to use)):
5459 in_tree_ld_is_elf should be true for LynxOS.
5460 * configure: Regenerate.
5462 2004-09-10 Adam Nemet <anemet@lnxw.com>
5464 * Makefile.in (all.cross): Add srcextra.
5466 2004-09-10 Roger Sayle <roger@eyesopen.com>
5469 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
5470 floating point comparison operators. Change aborts to gcc_asserts.
5472 2004-09-10 Geoffrey Keating <geoffk@apple.com>
5474 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
5476 2004-09-10 James E Wilson <wilson@specifixinc.com>
5478 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
5479 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
5481 * convert.c (convert_to_vector): Replace recursive call with
5484 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
5485 Add integer argument named constant. Use const_tiny_rtx instead of
5487 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
5489 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
5491 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
5492 of gen_rtx_raw_CONST_VECTOR.
5494 2004-09-10 Eric Christopher <echristo@redhat.com>
5497 * c-parse.in (attribute): Add NULL_TREE for error case
5500 2004-09-10 Zack Weinberg <zack@codesourcery.com>
5502 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
5503 (extract_interface_info): Delete prototype.
5504 * c-decl.c (extract_interface_info): Delete stub.
5505 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
5506 it's not already been done ...
5507 (init_c_lex): ... not here.
5508 (fe_file_change): Don't call extract_interface_info.
5510 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
5512 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
5513 typedef_p and typedef_signed_p.
5514 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
5515 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
5516 Check typedef_p and typedef_signed_p, not typedef_decl.
5517 (grokfield): Check typedef_p, not typedef_decl.
5518 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
5520 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
5523 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
5525 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
5527 2004-09-10 Geoffrey Keating <geoffk@apple.com>
5529 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
5530 temporary variables.
5532 * dbxout.c (dbxout_block): Update for
5533 current_function_func_begin_label a string.
5534 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
5535 * except.c (dw2_output_call_site_table): Likewise.
5536 * toplev.c (current_function_func_begin_label): Likewise.
5537 * tree.h (current_function_func_begin_label): Likewise.
5538 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
5540 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
5543 * config/darwin.c: Include target.h.
5544 (struct machopic_indirection): Make ptr_name a string.
5545 (machopic_indirection_hash): Update for ptr_name a string.
5546 (machopic_indirection_eq): Likewise.
5547 (machopic_indirection_name): Likewise.
5548 (machopic_output_indirection): Likewise.
5549 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
5550 string. Don't expect stub names to be in the identifier hash table.
5551 Do call strip_name_encoding before looking up entry in ID hash table.
5552 * config/t-darwin (darwin.o): Add target.h to dependencies.
5554 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
5555 of fprintf for register names.
5557 * output.h (unlikely_section_label): Delete declaration.
5558 (unlikely_text_section_name): Likewise.
5559 * varasm.c (unlikely_section_label_printed): Make static.
5560 (unlikely_section_label): Likewise.
5561 (unlikely_text_section_name): Likewise.
5562 (assemble_start_function): Use reconcat.
5564 * rtl.def (REG): Add comment to describe third field.
5566 2004-09-10 Andrew Pinski <apinski@apple.com>
5568 * config/darwin.c (machopic_mcount_stub_name): Call
5569 machopic_indirection_name instead of making the string
5572 2004-09-10 Diego Novillo <dnovillo@redhat.com>
5576 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
5578 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
5579 memory tag is call clobbered, so are its aliases.
5580 (group_aliases): When two memory tags being grouped, if one is
5581 call clobbered, so are the other and its aliases.
5582 (add_may_alias): Remove call-clobbering stuff.
5583 (replace_may_alias): Likewise.
5584 (merge_pointed_to_info): Merge pt_global_mem
5586 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
5588 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
5589 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
5590 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
5591 tree-scalar-evolution.c, tree-ssa-copyrename.c,
5592 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
5594 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
5596 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
5597 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
5598 pair. Remove match_dup from inputs. Remove masaccs handling.
5599 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
5600 (masaccs, mdasaccs): Turn into define_insns.
5602 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
5604 * tree-tailcall.c (process_assignment): Only do accumulator transforms
5605 for floating-point types if flag_unsafe_math_optimizations.
5607 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
5609 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
5610 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
5611 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
5612 config/h8300/h8300.md, config/i386/gmm_malloc.h,
5613 config/ia64/ia64.md, config/ip2k/libgcc.S,
5614 config/mips/mips-ps-3d.md, config/mips/mips.c,
5615 config/rs6000/rs6000.c, config/s390/s390.c,
5616 config/sh/symbian.c: Fix comment typos.
5618 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5620 * config/s390/s390.c (s390_emit_prologue): Added missing
5623 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
5625 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
5626 typos. Follow spelling conventions.
5628 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
5630 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
5631 in diagnostic. Don't dereference NULL TYPE_NAME.
5633 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
5635 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
5636 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
5637 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
5638 value-prof.c: Fix comment typos. Follow spelling conventions.
5640 2004-09-10 Jan Hubicka <jh@suse.cz>
5642 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
5643 * tree-split_edge.c (tree_split_edge): Likewise.
5644 (thread_jumps): Likewise.
5646 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
5648 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
5651 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
5653 * cgraph.h (cgraph_dump_file): Do not declare.
5654 * cgraphunit.c (cgraph_dump_file): Declare as static.
5656 * toplev.c (cgraph_dump_file): Do not declare.
5657 (compile_file): Call init_cgraph.
5658 * tree-dump.c (dump_files): Add IPA dump file, remove
5659 XML dump of call graph.
5660 (get_dump_file_name): Support IPA dump file naming scheme.
5661 * tree.h (enum tree_dump_index): Add IPA dump file, remove
5662 XML dump of call graph.
5663 * doc/invoke.texi (Debugging Options): Document the new options.
5665 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
5667 * doc/extend.texi: Document the FR-V built-in functions.
5669 2004-09-09 James E Wilson <wilson@specifixinc.com>
5671 * doc/sourcebuild.texi: Delete libbanshee reference.
5673 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
5675 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
5677 2004-09-09 James E Wilson <wilson@specifixinc.com>
5679 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
5680 before calling vector_types_convertible_p.
5681 (digest_init): Check that inside_init has VECTOR_TYPE before calling
5682 vector_types_convertible_p. Don't give another error if
5683 convert_for_assignment returns error_mark_node.
5685 2004-09-09 Roger Sayle <roger@eyesopen.com>
5688 * fold-const.c (build_zero_vector): New function to construct a
5689 vector (either floating point or integer) of zeros.
5690 (fold_convert): Internally, enable conversions of integer zero
5691 to arbitrary vector types, using the new build_zero_vector.
5693 2004-09-09 Roger Sayle <roger@eyesopen.com>
5695 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
5696 expand a left shift by an immediate constant as either an ashl or
5697 a sequence of additions.
5698 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
5699 instead of calling gen_ashlsi3 with a constant directly.
5701 2004-09-09 Roger Sayle <roger@eyesopen.com>
5703 * config/i386/i386.c (ix86_split_long_move): When optimizing for
5704 size, and the low and high parts of a DImode constant are equal,
5705 copy one register to another instead of loading the same immediate
5708 2004-09-09 Richard Henderson <rth@redhat.com>
5711 * function.c (assign_parm_setup_block): Only put PARALLELs into
5712 a register if use_register_for_decl.
5714 2004-09-09 Eric Christopher <echristo@redhat.com>
5716 * ra-colorize.c (reset_lists): Move variable declaration inside
5717 ENABLE_CHECKING to avoid unused variable warnings when
5718 not --enable-checking.
5719 (check_colors): Ditto.
5721 2004-09-09 Mike Stump <mrs@apple.com>
5723 * version.c (version_string): Bump to 4.0.0.
5724 * doc/include/gcc-common.texi (version-GCC): Likewise.
5726 2004-09-10 Jakub Jelinek <jakub@redhat.com>
5728 * doc/extend.texi (nothrow attribute): The attribute is not
5729 implemented in 3.2 and earlier.
5731 2004-09-09 Steve Ellcey <sje@cup.hp.com>
5733 * genrecog.c (compute_predicate_codes): Use op0_codes
5736 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
5738 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
5739 implementation changes.
5741 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
5743 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
5744 a PARALLEL instead of a SET due to added clobbers.
5746 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
5748 * reload.c (find_reloads_address): Pass correct operand to
5749 maybe_memory_address_p.
5751 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
5753 * Makefile.in: Remove libbanshee, tree-alias-*.
5754 Remove tree-alias-common.h dependencies.
5755 * common.opt: Remove -ftree-points-to.
5756 * configure.ac: Remove libbanshee.
5757 * flags.h: Remove pta_type, flag_tree_points_to.
5758 * gengtype.c (open_base_files): Remove tree-alias-type.h.
5759 * opts.c (OPT_ftree_points_to): Remove.
5760 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
5761 * tree-dfa.c: Remove tree-alias-common.h
5762 * tree-into-ssa.c: Ditto.
5763 * tree-outof-ssa.c: Ditto.
5764 * tree-ssa-copyrename.c: Ditto.
5765 * tree-ssa-live.c: Ditto.
5766 * tree-optimize.c: Ditto.
5767 * tree-ssa.c: Ditto.
5768 Remove pass_build_pta, pass_del_pta.
5769 * tree-pass.h: Ditto.
5770 * tree-ssa-alias.c: Remove tree-alias-common.h.
5771 (struct alias_stats_d): Remove pta_queries, pta_resolved.
5772 (pass_may_alias): Remove PROP_pta requirement.
5773 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
5774 (get_tmt_for): Ditto.
5775 (dump_alias_stats): Ditto.
5776 * doc/passes.texi: Remove blurb about points-to analysis.
5777 * fortran/Make-lang.in: Remove tree-alias-*.o.
5779 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
5781 * genattrtab.c (write_insn_cases): New function, split out from
5782 write_attr_case. Correctly handle define_peepholes when printing
5783 the instruction name.
5784 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
5786 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
5789 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
5790 * config/cris/cris.c (cris_return_address_on_stack): New function.
5791 * config/cris/cris.md ("return"): For location of return address,
5792 also check cris_return_address_on_stack.
5794 2004-09-09 Diego Novillo <dnovillo@redhat.com>
5796 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
5797 calling phi_ssa_name_p.
5799 2004-09-09 Richard Henderson <rth@redhat.com>
5802 * c-typeck.c (valid_compound_expr_initializer): Use only
5803 initializer_constant_valid_p, and not TREE_CONSTANT.
5804 (digest_init): Likewise.
5805 (output_init_element): Likewise.
5807 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5809 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
5810 live_out_1, prune_hardregs_for_mode, init_one_web_common,
5811 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
5812 record_conflict, compare_and_free_webs, init_webs_defs_uses,
5813 parts_to_webs_1, parts_to_webs, reset_conflicts,
5814 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
5815 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
5816 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
5817 put_move, remove_move, combine, select_spill, colorize_one_web,
5818 try_recolor_web, insert_coalesced_conflicts, check_colors,
5819 break_precolored_alias, restore_conflicts_from_coalesce,
5820 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
5821 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
5822 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
5823 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
5824 check_df): Likewise.
5825 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
5826 real_arithmetic, real_compare, real_exponent, real_ldexp,
5827 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
5828 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
5829 real_digit, real_nan, real_maxval, round_for_format, real_convert,
5830 real_to_target, real_from_target, real_hash, encode_ieee_single,
5831 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
5832 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
5833 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
5834 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
5835 extract_insn, peep2_next_insn, peep2_reg_dead_p,
5836 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
5837 if_test_bypass_p): Likewise.
5838 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
5839 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
5840 emit_swap_insn, swap_to_top, move_for_stack_reg,
5841 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
5842 compensate_edge, convert_regs_1): Likewise.
5843 * regclass.c (init_reg_sets, init_reg_sets_1,
5844 memory_move_secondary_cost): Likewise.
5845 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
5847 * reload.c (push_secondary_reload, find_valid_class, push_reload,
5848 operands_match_p, decompose, immune_p, find_reloads,
5849 find_reloads_toplev, find_reloads_address_1, subst_reloads,
5850 copy_replacements, refers_to_regno_for_reload_p,
5851 reg_overlap_mentioned_for_reload_p): Likewise.
5852 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
5853 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
5854 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
5855 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
5856 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
5857 do_output_reload, fixup_abnormal_edges): Likewise.
5858 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
5859 fill_slots_from_thread, relax_delay_slots): Likewise.
5860 * resource.c (mark_referenced_resources, mark_set_resources):
5862 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
5863 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
5864 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
5865 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
5866 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
5867 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
5868 * rtlhooks.c (gen_lowpart_general): Likewise.
5869 * sbitmap.c (sbitmap_difference): Likewise.
5870 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
5871 sched_analyze, add_forward_dependence): Likewise.
5872 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
5873 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
5874 schedule_insns): Likewise.
5875 * sched-vis.c (print_pattern): Likewise.
5876 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
5877 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
5878 simplify_const_relational_operation, simplify_ternary_operation,
5879 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
5881 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
5882 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
5883 resolve_operand_name_1, expand_return, expand_decl,
5884 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
5885 * stor-layout.c (put_pending_size, smallest_mode_for_size,
5886 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
5887 set_sizetype, get_mode_bounds): Likewise.
5889 2004-09-09 Zack Weinberg <zack@codesourcery.com>
5891 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
5892 * config/arm/pecoff.h, config/i386/beos-elf.h
5893 * config/i386/cygming.h, config/i386/i386-interix.h:
5894 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
5895 comment cloned from manual.
5896 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
5898 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
5900 * builtins.c (build_va_arg_indirect_ref): New function.
5901 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
5902 build_fold_indirect_ref.
5903 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
5904 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
5905 * tree.h: Declare new function.
5907 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
5909 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
5910 dumping for development builds.
5911 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
5912 development builds only.
5913 * genattrtab.c (write_eligible_delay): Fix typo in previous
5915 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
5918 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
5920 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
5921 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
5922 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
5923 hoist_code, extract_mentioned_regs_helper, compute_store_table,
5924 insert_store): Use gcc_assert and gcc_unreachable.
5925 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
5926 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
5927 ggc_record_overhead): Likewise.
5928 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
5929 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
5930 ggc_pop_context, clear_marks, validate_free_objects,
5931 ggc_pch_read): Likewise.
5932 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
5933 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
5934 ggc_push_context, check_cookies, ggc_collect,
5935 ggc_print_statistics): Likewise.
5936 * gimple-low.c (lower_function_body, lower_stmt,
5937 lower_bind_expr): Likewise.
5938 * gimplify.c (gimple_tree_eq, push_gimplify_context,
5939 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
5940 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
5941 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
5942 gimplify_case_label_expr, gimplify_exit_block_expr,
5943 canonicalize_component_ref, gimplify_compound_lval,
5944 gimplify_self_mod_expr, gimplify_call_expr,
5945 gimplify_init_ctor_eval, gimplify_init_constructor,
5946 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
5947 gimplify_expr, check_pointer_types_r,
5948 force_gimple_operand): Likewise.
5949 * global.c (global_alloc, build_insn_chain): Likewise.
5950 * graph.c (clean_graph_dump_file,
5951 finish_graph_dump_file): Likewise.
5952 gcov-io.c (gcov_open): Use GCOV_CHECK.
5954 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
5956 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
5958 2004-09-09 Jan Hubicka <jh@suse.cz>
5961 * tree-inline.c (expand_call_inline): Make overactive sanity check
5964 2004-09-09 Jan Hubicka <jh@suse.cz>
5966 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
5969 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
5971 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
5972 (gengtype.o): Depend on errors.h.
5973 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
5974 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
5975 attr_alt_subset_p, attr_alt_subset_of_compl_p,
5976 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
5977 write_test_expr, write_attr_value, write_eligible_delay,
5978 make_internal_attr, make_numeric_value): Likewise.
5979 * genautomata.c (regexp_name, get_str_vect,
5980 gen_presence_absence_set, automaton_decl_hash,
5981 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
5982 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
5983 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
5984 test_unit_reserv, it_is_empty_reserv_sets,
5985 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
5986 reserv_sets_and, output_cycle_reservs, get_free_state,
5987 intersected_state_reservs_p, states_union, remove_arc,
5988 copy_insn_regexp, transform_1, transform_2, transform_3,
5989 regexp_transform_func, store_alt_unit_usage,
5990 check_regexp_units_distribution, process_seq_for_forming_states,
5991 process_alts_for_forming_states, make_automaton,
5992 form_arcs_marked_by_insn, create_composed_state,
5993 set_out_arc_insns_equiv_num, partition_equiv_class,
5994 process_insn_equiv_class, set_insn_equiv_classes,
5995 units_to_automata_heuristic_distr, form_regexp,
5996 longest_path_length, output_dfa_max_issue_rate, add_vect,
5997 out_state_arcs_num, add_vect_el, output_trans_table,
5998 output_state_alts_table, output_dead_lock_vect,
5999 output_max_insn_queue_index_def,
6000 output_min_insn_conflict_delay_func,
6001 output_internal_insn_latency_func, output_print_reservation_func,
6002 output_cpu_unit_reservation_p, output_state_arcs,
6003 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
6004 make_default_insn_latency_attr,
6005 form_important_insn_automata_lists): Likewise.
6006 * genemit.c (gen_exp, output_add_clobbers,
6007 output_added_clobbers_hard_reg_p): Likewise.
6008 * genextract.c (print_path, main): Likewise.
6009 * genflags.c (gen_macro): Likewise.
6010 * gengenrtl.c: Include errors.h
6011 (type_from_format, accessor_from_format): Likewise.
6012 * gengtype.c (get_file_basename, output_mangled_typename,
6013 walk_type, write_types_process_field,
6014 write_types_local_process_field): Likewise.
6015 * genmodes.c (complete_mode): Likewise.
6016 * genopinit.c (gen_insn): Likewise.
6017 * genoutput.c (output_insn_data, check_constraint_len,
6018 constraint_len): Likewise.
6019 * genpreds.c (add_mode_tests):Likewise.
6020 * gen-protos.c (add_hash): Likewise.
6021 * genrecog.c (find_operand, find_matching_operand,
6022 validate_pattern, add_to_sequence, maybe_both_true,
6023 nodes_identical_1, merge_trees, write_switch, write_cond,
6024 write_action, is_unconditional, make_insn_sequence,
6025 debug_decision_2): Likewise.
6026 * gensupport.c (is_predicable, collect_insn_data,
6027 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
6029 2004-09-09 Jan Hubicka <jh@suse.cz>
6031 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
6032 * cfgbuild.c (compute_outgoing_frequencies): When probability is
6034 (find_many_sub_basic_blocks): Do update profile only when it is
6036 * predict.c (set_even_probabilities): Break out from ...
6037 (combine_predictions_for_insn): ... here; deal with
6038 !can_predict_insn_p insns.
6039 (combine_predictions_for_bb): Use set_even_probabilities.
6040 (bb_estimate_probability_locally): Break out from ....
6041 (estimate_probability): ... here.
6042 (guess_outgoing_edge_probabilities): New entry point.
6044 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
6046 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
6047 handle_braces, process_brace_body, main, used_arg,
6048 set_multilib_dir, print_multilib_info): Use fatal, not abort.
6050 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
6052 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
6053 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
6054 Morgan's theorem in last checkin.
6056 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6057 Nathan Sidwell <nathan@codesourcery.com>
6059 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
6060 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
6061 * timevar.c (timevar_push, timevar_pop, timevar_start,
6062 timevar_stop): Likewise.
6063 * toplev.c (default_pch_valid_p): Likewise.
6064 * tracer.c (tail_duplicate): Likewise.
6065 * tree-alias-common.c (get_alias_var_decl,
6066 get_values_from_constructor, create_alias_var, delete_alias_vars,
6067 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
6069 * tree.c (tree_size, make_node_stat, copy_node_stat,
6070 build_int_cst_wide, integer_all_onesp, list_length, chainon,
6071 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
6072 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
6073 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
6074 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
6075 build_method_type_directly, decl_type_context, get_callee_fndecl,
6076 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
6077 tree_fold_gcd): Likewise.
6078 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
6079 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
6080 cleanup_control_expr_graph, find_taken_edge,
6081 find_taken_edge_switch_expr, phi_alternatives_equal,
6082 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
6083 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
6084 tree_split_edge, tree_verify_flow_info, thread_jumps,
6085 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
6086 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
6087 chrec_fold_multiply_poly_poly): Likewise.
6088 * tree-complex.c (extract_component, expand_complex_division,
6089 expand_complex_comparison, expand_complex_operations_1,
6090 build_replicated_const, expand_vector_operations_1): Likewise.
6091 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
6092 build_classic_dir_vector): Likewise.
6093 * tree-dfa.c (compute_immediate_uses_for_phi,
6094 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
6095 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
6096 * tree-dump.c (dequeue_and_dump): Likewise.
6097 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
6098 record_in_finally_tree, replace_goto_queue_1,
6099 maybe_record_in_goto_queue, verify_norecord_switch_expr,
6100 do_return_redirection): Likewise.
6101 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
6102 add_to_dst_predicate_list, find_phi_replacement_condition,
6103 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
6105 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
6106 initialize_inlined_parameters, declare_return_variable,
6107 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
6108 optimize_inline_calls, copy_tree_r): Likewise.
6109 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
6110 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
6111 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
6112 tsi_split_statement_list_after, tsi_split_statement_list_before):
6114 * tree-mudflap.c (mf_varname_tree): Likewise.
6115 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
6116 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
6117 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6118 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
6119 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
6120 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
6122 * tree-phinodes.c (resize_phi_node, add_phi_arg,
6123 remove_all_phi_nodes_for): Likewise.
6124 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
6125 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
6126 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
6127 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
6128 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
6129 generate_one_element_ref, generate_element_copy,
6130 generate_element_zero, scalarize_copy, scalarize_init,
6131 scalarize_ldst): Likewise.
6132 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
6133 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
6134 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
6135 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
6136 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
6137 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
6138 widen_bitfield, ccp_fold_builtin): Likewise.
6139 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
6140 replace_exp_1, propagate_tree_value): Likewise.
6141 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6142 * tree-ssa-dce.c (set_control_dependence_map_bit,
6143 find_control_dependence, find_pdom, mark_operand_necessary,
6144 mark_stmt_if_obviously_necessary,
6145 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
6146 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
6147 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
6148 eliminate_redundant_computations, avail_expr_eq): Likewise.
6149 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
6150 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
6151 duplicate_blocks): Likewise.
6152 * tree-ssa-loop-im.c (for_each_index, set_level,
6153 is_call_clobbered_ref): Likewise.
6154 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
6155 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
6156 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
6157 peel_address, ptr_difference_cost, may_replace_final_value,
6158 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
6159 rewrite_use, rewrite_uses): Likewise.
6160 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6161 check_loop_closed_ssa_use): Likewise.
6162 * tree-ssanames.c (make_ssa_name): Likewise.
6163 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
6164 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
6165 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
6166 get_indirect_ref_operands, add_stmt_operand): Likewise.
6167 * tree-ssa-pre.c (value_exists_in_set_bitmap,
6168 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
6169 phi_translate, valid_in_set, compute_antic,
6170 find_or_generate_expression, create_expression_by_pieces, insert_aux,
6171 create_value_expr_from, eliminate): Likewise.
6172 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
6173 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
6175 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
6176 eliminate_tail_call): Likewise.
6177 * tree-vectorizer.c (vect_create_index_for_array_ref,
6178 vect_align_data_ref, vect_create_data_ref,
6179 vect_create_destination_var, vect_get_vec_def_for_operand,
6180 vect_finish_stmt_generation, vect_transform_stmt,
6181 vect_transform_loop_bound, vect_transform_loop,
6182 vect_analyze_operations): Likewise.
6183 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
6185 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
6186 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
6187 bsi_after_labels, bsi_last): Likewise.
6188 * tree-ssa-live.c (var_union, change_partition_var,
6189 create_ssa_var_map, calculate_live_on_entry, root_var_init,
6190 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
6192 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
6193 tpa_find_tree): Likewise.
6194 (register_ssa_partition_check): Declare.
6195 (register_ssa_partition): use it.
6196 * tree-ssa-live.c: Include errors.h.
6197 (register_ssa_partition_check): New.
6198 * tree-ssa-operands.c: Include errors.h.
6199 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
6201 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
6202 Catherine Moore <clm@redhat.com>
6204 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
6205 (FRV_CPU_FR405): New processor enums.
6206 (frv_issue_rate, frv_acc_group): Declare.
6207 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
6208 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
6209 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
6210 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
6211 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
6212 handled by CPP_SPEC.
6213 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
6214 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
6215 (ACC_MASK): New macro.
6216 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
6217 (TARGET_MEDIA_FR450): New macro.
6218 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
6219 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
6220 (LABEL_ALIGN_AFTER_BARRIER): Define.
6221 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
6222 (IACC_FIRST, IACC_LAST): New pair of SPRs.
6223 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
6224 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6225 (REGISTER_NAMES): Add entries for new registers.
6226 (REG_CLASS_CONTENTS): Update for new register ranges.
6227 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
6228 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
6229 (PACKING_FLAG_USED_P): Delete.
6230 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
6231 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
6232 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
6233 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
6234 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
6235 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
6236 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
6237 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
6238 (CPU_UNITS_QUERY): Define to 1.
6239 * config/frv/frv.c: Include gt-frv.h
6240 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
6241 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
6242 (frv_insn_group): New enumeration.
6243 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
6244 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
6245 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
6246 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
6247 gap left by REGSTATE_LIVE.
6248 (regstate_t): New typedef.
6249 (TARGET_MACHINE_DEPENDENT_REORG): Define.
6250 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
6251 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
6252 Initialize frv_unit_codes[] and frv_type_to_unit[].
6253 (frv_conditional_register_usage): Remove redundant fixing of
6254 accumulator registers.
6255 (frv_insn_packing_flag): Update specification.
6256 (frv_function_prologue): Don't set frv_insn_packing_flag here.
6257 Zero out frv_nops[].
6258 (frv_expand_epilogue): Remove comments about the no-longer-present
6260 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
6261 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
6262 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
6263 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
6264 packing is disabled and if INSN can only issue to M1.
6265 (call_operand): Check TARGET_LONG_CALLS.
6266 (acc_operand, even_acc_operand, quad_acc_operand)
6267 (accg_operand): Simplify. Don't accept pseudo registers.
6268 (output_move_single): Handle SPR<-zero moves.
6269 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
6270 (frv_registers_update, frv_registers_used_p): Delete.
6271 (frv_registers_set_p): Delete.
6272 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
6273 (frv_issues_to_branch_unit_p): New function.
6274 (frv_packet): New structure.
6275 (frv_cond_flags, frv_regstate_conflict_p): New functions.
6276 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
6277 (frv_registers_update_1, frv_registers_update): New functions.
6278 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
6279 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
6280 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
6281 (frv_sort_insn_group, frv_reorder_packet): New functions.
6282 (frv_pack_insns): Use frv_reorder_packet.
6283 (frv_packet_address): New variable.
6284 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
6285 (frv_register_nop, frv_reorg): New functions.
6286 (bdesc_1arg): Add __SCUTSS.
6287 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
6288 __SUBSS, __SLASS and __SCAN.
6289 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
6290 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
6291 (frv_init_builtins): Register the above builtins.
6292 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
6293 registers. Turn the referenced accumulators into global registers.
6294 (frv_read_iacc_argument): New function.
6295 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
6296 (frv_split_iacc_move): New function.
6297 (frv_expand_builtin): Handle the new builtins.
6298 * config/frv/frv.md: Replace old schedulers with new order-independent
6299 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
6301 (cpu): Add fr550, fr450 and fr405.
6302 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
6303 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
6304 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
6305 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
6306 (fnop, mnop): New patterns.
6307 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
6309 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
6310 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
6312 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
6313 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
6314 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
6315 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
6316 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
6317 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
6318 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
6319 (frv_prefetch0, frv_prefetch): New patterns.
6320 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
6321 -mcpu=simple. Add -mcpu=fr550.
6322 (MULTILIB_DIRNAMES): Update accordingly.
6323 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
6325 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
6326 -mlong-calls and -malign-labels options for FR-V.
6328 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
6331 * c-tree.h (struct c_declspecs): New.
6332 (struct c_declarator, struct c_type_name, struct c_parm): Update
6334 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
6335 start_function, start_decl, build_c_parm,
6336 make_pointer_declarator): Update prototypes.
6337 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6338 declspecs_add_scspec, declspecs_add_attrs): New.
6339 (split_specs_attrs): Remove.
6340 * c-parse.in (%union): Add dsptype.
6341 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
6342 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
6343 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
6344 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
6345 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
6346 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
6347 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
6348 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
6349 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
6350 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
6351 maybe_type_quals_attrs): Change to dsptype.
6352 (struct c_declspec_stack): New.
6353 (current_declspecs, declspec_stack): Change type.
6354 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
6356 (extdefs): Likewise.
6357 (setspecs): Likewise.
6358 (fndef): Use current_declspecs for empty declspecs list.
6359 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
6360 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
6361 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
6362 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
6363 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
6364 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
6365 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
6366 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
6367 structures and helper functions. Update comments.
6368 (typespec_nonattr): Correct comment.
6369 (maybe_type_quals_attrs, typename): Update to new structures.
6370 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
6371 shadow_tag, shadow_tag_warned, start_function, start_decl,
6372 build_c_parm, make_pointer_declarator,
6373 set_array_declarator_inner, groktypename): Update to new
6375 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6376 declspecs_add_scspec, declspecs_add_attrs): New.
6377 (split_specs_attrs): Remove.
6378 (shadow_tag_warned): Make warning for useless type names a
6379 pedwarn. Give hard error for long, short, signed, unsigned or
6380 _Complex used with struct, union or enum in empty declaration.
6381 Make found_tag a bool.
6382 (grokdeclarator): Remove checks now done at parse time.
6384 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
6386 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
6387 c_declarator, struct c_type_name, struct c_parm): New.
6388 (build_array_declarator, set_array_declarator_inner,
6389 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
6390 start_function, start_decl, build_c_parm, build_attrs_declarator,
6391 build_function_declarator, make_pointer_declarator, c_cast_expr,
6392 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
6393 (build_id_declarator): New.
6394 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
6396 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
6397 ARG_INFO_OTHERS): Remove.
6398 (build_id_declarator): New.
6399 (build_array_declarator, set_array_declarator_inner, groktypename,
6400 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
6401 grokfield, start_function, store_parm_decls_newstyle,
6402 store_parm_decls_oldstyle, store_parm_decls,
6403 build_c_parm, build_attrs_declarator, build_function_declarator,
6404 make_pointer_declarator, grokdeclarator): Update to new
6406 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
6408 (declarator, notype_declarator, after_type_declarator,
6409 parm_declarator, parm_declarator_starttypename,
6410 parm_declarator_nostarttypename, array_declarator, typename,
6411 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
6412 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
6413 parmlist_1, parmlist_2, parmlist_or_identifiers,
6414 parmlist_or_identifiers_1): Use these types.
6415 (primary, after_type_declarator, parm_declarator_starttypename,
6416 notype_declarator, component_decl, component_declarator,
6417 component_notype_declarator, typename, absdcl,
6418 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
6419 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
6421 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
6423 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
6424 in_typeof, record_maybe_used_decl, pop_maybe_used,
6425 c_expr_sizeof_expr, c_expr_sizeof_type): New.
6426 * c-decl.c (parser_obstack): New.
6427 (c_init_decl_processing): Initialize parser_obstack.
6428 (c_write_global_declarations_1): Check for used but undefined
6430 * c-parse.in (%union): Add otype.
6431 (save_obstack_position): New.
6433 (unary_expr): Update in_sizeof and in_alignof. Use
6434 c_expr_sizeof_expr and c_expr_sizeof_type.
6435 (sizeof): Update in_sizeof.
6436 (alignof): Update in_alignof.
6437 (typeof): Update in_typeof.
6438 (typespec_nonreserved_nonattr): Call pop_maybe_used.
6439 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
6440 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
6441 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
6442 (build_external_ref): Set C_DECL_USED or call
6443 record_maybe_used_decl if appropriate.
6444 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
6446 2004-09-08 Eric Christopher <echristo@redhat.com>
6448 * builtins.c: Fix prototype for fold_builtin_atan.
6450 2004-09-08 Eric Christopher <echristo@redhat.com>
6452 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
6453 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
6454 fold_builtin_atan): New functions. Migrate function bodies...
6455 (fold_builtin_1): ... from here.
6457 2004-09-09 Alan Modra <amodra@bigpond.net.au>
6459 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
6462 2004-09-08 David Edelsohn <edelsohn@gnu.org>
6464 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
6465 * config/rs6000/power5.md (power5-lmul): Same.
6467 2004-09-08 Richard Henderson <rth@redhat.com>
6470 * function.c (expand_function_end): Have fall-off-the-end
6471 return path jump around return register setup.
6473 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6475 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
6476 (output_return): Do not test for the presence of the 'unimp' insn.
6477 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
6478 as predicates instead of custom ones. Return raw strings when
6480 (output_sibcall): Likewise. Concatenate strings.
6481 (output_ubranch): Remove kludge for TurboSPARC.
6482 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
6483 (output_v9branch): Likewise.
6484 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
6485 <#>: Set sparc_indent_opcode if the delay slot is filled.
6487 <)>: New operand to emit the displacement from the saved PC on return.
6489 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
6490 (ASM_OUTPUT_OPCODE): New macro.
6491 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
6492 * config/sparc/sparc.md (normal_branch, inverted_branch,
6493 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
6494 inverted_fpe_branch): Adjust call to output_cbranch.
6495 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
6496 call to output_v9branch.
6497 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
6498 (output_v9branch): Likewise.
6500 2004-09-08 Devang Patel <dpatel@apple.com>
6502 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
6503 -segs_read_only_addr and -segs_read_write_addr.
6504 (WORD_SWITCH_TAKES_ARG): Same.
6506 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
6507 -segs_read_write_addr.
6509 2004-09-08 Richard Henderson <rth@redhat.com>
6511 * function.c (reference_callee_copied): New.
6512 (assign_parm_setup_reg): Use it.
6513 * calls.c (initialize_argument_information): Likewise.
6514 (emit_library_call_value_1): Likewise.
6515 * function.h (reference_callee_copied): Declare.
6517 * target.h (struct gcc_target): Add callee_copies.
6518 * target-def.h (TARGET_CALLEE_COPIES): New.
6519 (TARGET_PASS_BY_REFERENCE): Update default.
6520 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6521 * targhooks.c (hook_callee_copies_named): New.
6522 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
6523 hook_pass_by_reference_false.
6524 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
6525 * targhooks.h: Update decls.
6526 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
6527 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6528 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
6529 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
6530 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6531 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
6532 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6533 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
6534 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6535 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
6536 (mips_callee_copies): New.
6537 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6538 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
6539 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6540 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
6541 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6542 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
6543 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6544 * config/sh/sh.c (sh_callee_copies): New.
6545 (TARGET_CALLEE_COPIES): New.
6546 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6547 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
6548 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6549 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
6550 for FUNCTION_ARG_CALLEE_COPIES.
6551 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
6553 2004-09-08 Devang Patel <dpatel@apple.com>
6555 * tree-if-conv.c (find_phi_replacement_condition): Return true
6557 (replace_phi_with_cond_modify_expr): Select conditional expr args
6558 based on true edge basic block.
6560 2004-09-08 Jan Hubicka <jh@suse.cz>
6562 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
6563 variables being alias set.
6565 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
6567 * final.c (shorten_branches, final, get_insn_template,
6568 output_alternate_entry_point, final_scan_insn, alter_subreg,
6569 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
6570 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
6571 * fix-header.c (lookup_std_proto): Likewise.
6572 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
6573 verify_local_live_at_start, update_life_info, mark_reg,
6574 calculate_global_regs_live, allocate_reg_life_data,
6575 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
6576 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
6577 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
6578 * fold-const.c (force_fit_type, div_and_round_double,
6579 may_negate_without_overflow_p, int_const_binop, const_binop,
6580 size_binop, size_diffop, fold_convert_const, fold_convert,
6581 invert_tree_comparison, swap_tree_comparison,
6582 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
6583 range_binop, make_range, fold_cond_expr_with_comparison,
6584 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
6585 fold_abs_const, fold_not_const, fold_relational_const, round_up,
6586 round_down): Likewise.
6587 * function.c (find_function_data, assign_stack_temp_for_type,
6588 instantiate_virtual_regs_lossage, aggregate_value_p,
6589 assign_parm_find_entry_rtl, assign_parm_setup_block,
6590 expand_function_start, expand_function_end, keep_stack_depressed,
6591 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
6593 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
6595 * Makefile.in (tree-loop-linear.o): Added.
6596 (OBJS-common): Add tree-loop-linear.o
6597 * common.opt: New flag, ftree-loop-linear.
6598 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
6599 * tree-flow.h: Add prototype for linear_transform_loops.
6600 * tree-optimize.c: Add linear transform after vectorization.
6601 * tree-pass.h: Add struct pass_linear_transform.
6602 * tree-ssa-loop.c: Add pass_linear_transform.
6603 * tree-loop-linear.c: New file.
6604 * lambda-code.c: gcc_assertify.
6605 (gcc_loop_to_lambda_loop): Handle all exit tests.
6606 Handle case where we have (invariant >= induction var).
6607 (find_induction_var_from_exit_cond): Ditto.
6609 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
6611 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
6612 memory tag is call clobbered, so are its aliases.
6613 (group_aliases): When two memory tags being grouped, if one is
6614 call clobbered, so are the other and its aliases.
6615 (add_may_alias): Remove call-clobbering stuff.
6616 (replace_may_alias): Likewise.
6617 (merge_pointed_to_info): Merge pt_global_mem
6619 2004-09-08 Jan Hubicka <jh@suse.cz>
6621 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
6622 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
6623 (cgraph_expand_function): Remove stale cgraph edges of currently
6624 compiled function; fix non-unit-at-a-time code copying function
6625 node for later reuse.
6627 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
6629 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
6630 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
6631 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
6632 (vec_gc_free, vec_heap_free): New.
6633 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
6634 (DEF_VEC_P): Add allocator argument. Adjust.
6635 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
6636 (DEF_VEC_O): Add allocator argument. Adjust.
6639 * tree.h (tree): Define a GC'd vector.
6640 * lamba-code.c (lambda_loop): Likewise.
6641 * value-prof.h (histogram_value): Likewise.
6643 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
6645 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
6646 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
6647 gen_lowpart_common, gen_highpart, gen_highpart_mode,
6648 subreg_highpart_offset, operand_subword, operand_subword_force,
6649 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
6650 set_mem_alias_set, change_address_1, verify_rtx_sharing,
6651 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
6652 try_split, add_insn_after, add_insn_before, remove_insn,
6653 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
6654 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
6655 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
6656 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
6657 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
6658 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
6659 record_path_before_1, check_path_after_1, check_path_after): Likewise.
6660 * except.c (gen_eh_region, resolve_one_fixup_region,
6661 remove_unreachable_regions, convert_from_eh_region_ranges_1,
6662 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
6663 connect_post_landing_pads, sjlj_emit_function_exit,
6664 remove_exception_handler_label, remove_eh_handler,
6665 reachable_next_level, collect_one_action_chain,
6666 output_function_exception_table): Likewise.
6667 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
6668 optimize_save_area_alloca, allocate_dynamic_stack_space,
6669 probe_stack_range, hard_function_value): Likewise.
6670 * expmed.c (mode_for_extraction, store_bit_field,
6671 store_fixed_bit_field, extract_bit_field, expand_shift,
6672 expand_mult_const, expand_mult, choose_multiplier,
6673 expand_mult_highpart, expand_divmod, emit_store_flag,
6674 do_cmp_and_jump): Likewise.
6675 * expr.c (convert_move, convert_modes, move_by_pieces,
6676 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
6677 move_block_from_reg, gen_group_rtx, emit_group_load,
6678 emit_group_move, emit_group_store, use_reg, use_regs,
6679 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
6680 emit_move_insn, emit_move_insn_1, emit_push_insn,
6681 expand_assignment, store_expr, count_type_elements,
6682 store_constructor, store_field, safe_from_p, expand_var,
6683 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
6685 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
6687 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
6688 gcc_assert and gcc_unreachable.
6689 * ddg.c (create_ddg_dependence, add_deps_for_def,
6690 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
6691 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
6692 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
6693 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
6694 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
6695 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
6696 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
6697 dataflow_set_copy, hybrid_search, diagnostic.c,
6698 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
6699 * dojump.c (do_jump): Likewise.
6700 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
6701 compute_dom_fast_query, calculate_dominance_info,
6702 free_dominance_info, get_immediate_dominator,
6703 set_immediate_dominator, get_dominated_by,
6704 redirect_immediate_dominators, nearest_common_dominator,
6705 dominated_by_p, verify_dominators, recount_dominator,
6706 iterate_fix_dominators, add_to_dominance_info,
6707 delete_from_dominance_info): Likewise.
6708 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
6709 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
6710 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
6711 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
6712 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
6713 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
6714 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
6715 output_call_frame_info, output_loc_operands, build_cfa_loc,
6716 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
6717 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
6718 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
6719 splice_child_die, attr_checksum, same_dw_val_p,
6720 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
6721 unmark_dies, value_format, output_loc_list, output_die,
6722 output_pubnames, output_aranges, base_type_die, is_base_type,
6723 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
6724 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
6725 field_byte_offset, add_data_member_location_attribute,
6726 add_const_value_attribute, rtl_for_decl_location,
6727 add_location_or_const_value_attribute, add_byte_size_attribute,
6728 add_bit_offset_attribute, add_bit_size_attribute,
6729 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
6730 decl_start_label, gen_formal_parameter_die,
6731 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
6732 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
6733 force_decl_die, force_type_die, gen_decl_die,
6734 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
6735 dwarf2out_finish): Likewise.
6737 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
6739 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
6740 * builtins.c: Include tree-mudflap.h.
6742 2004-09-08 Uros Bizjak <uros@kss-loka.si>
6744 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6745 force operand 0.0 into register in XFmode. Also do not force
6746 operand 0.0 into register if !TARGET_CMOVE.
6747 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
6748 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
6749 implement ftst x87 instruction.
6750 (*fp_jcc_7): New insn pattern. Change corresponding split
6751 pattern to handle "general_operand" instead of
6752 "nonimmediate_operand".
6754 2004-09-08 Ben Elliston <bje@au.ibm.com>
6756 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
6758 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
6760 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
6761 generated from standard va_arg expansion.
6762 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
6764 (mf_varname_tree, mf_file_function_line_tree): Add some support
6765 for column numbers if compiled with USE_MAPPED_LOCATION.
6767 2004-09-07 Ziemowit Laski <zlaski@apple.com>
6769 * c-decl.c (groktypename_in_parm_context): Remove function.
6770 * c-tree.h (groktypename_in_parm_context): Remove prototype.
6772 2004-09-07 Ziemowit Laski <zlaski@apple.com>
6774 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
6775 * c-parse.in: Include c-common.h instead of objc-act.h.
6776 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
6777 myparms, myparm): Remove %type declarations.
6778 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
6779 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
6781 (objc_inherit_code, objc_public_flag): Remove.
6782 (typespec_nonreserved_nonattr): Call
6783 objc_get_protocol_qualified_type() instead of get_static_reference()
6784 and get_protocol_reference().
6785 (stmt_nocomp): Call grokparm() on @catch parameter.
6786 (objcdef): Move semantic action to objc_finish_implementation().
6787 (classdef): Move semantic action to objc_start_class_interface(),
6788 objc_continue_interface(), objc_finish_interface(),
6789 objc_start_class_implementation(), objc_continue_implementation(),
6790 objc_start_category_interface() and
6791 objc_start_category_implementation().
6792 (protocoldef): Move semantic actions to objc_start_protocol() and
6793 objc_finish_interface().
6794 (ivar_decl_list): Remove nonterminal.
6795 (visibility_spec): Move semantic actions to objc_set_visibility().
6796 (ivar_decls): Remove assignment to $$.
6797 (ivar_decl): Rephrase in terms of component_decl; call
6798 objc_add_instance_variable().
6799 (ivars, ivar_declarator): Remove nonterminals.
6800 (opt_semi): New nonterminal.
6801 (methodtype): Remove semantic actions.
6802 (methoddef): Move semantic actions to objc_set_method_type(),
6803 objc_start_method_definition() and objc_finish_method_definition().
6804 (methodproto): Move semantic actions to objc_set_method_type() and
6805 objc_add_method_declaration().
6806 (methoddecl): Use objc_typename instead of typename; move semantic
6807 actions to objc_build_method_signature().
6808 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
6809 (optparmlist): Express in terms of optparms and optellipsis.
6810 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
6812 (keyworddecl): Use objc_typename instead of typename.
6813 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
6814 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
6816 2004-09-08 Alan Modra <amodra@bigpond.net.au>
6818 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
6819 (MD_FALLBACK_FRAME_STATE_FOR): Update.
6820 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
6821 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
6822 (MD_FROB_UPDATE_CONTEXT): Remove default.
6823 (uw_update_context_1): Instead #ifdef invocation.
6824 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
6825 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
6826 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
6827 (MD_UNWIND_SUPPORT): Undefine this instead.
6828 * config/i386/gnu.h: Likewise.
6829 * config/alpha/linux-unwind.h: New file, macro converted to
6830 function, extracted from..
6831 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
6832 (MD_UNWIND_SUPPORT): Define.
6833 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
6834 * config/i386/linux-unwind.h, config/i386/linux.h,
6835 config/i386/linux64.h: Likewise.
6836 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
6837 MD_HANDLE_UNWABI too.
6838 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
6839 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
6840 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
6841 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
6842 * config/sparc/linux-unwind.h, config/sparc/linux.h,
6843 config/sparc/linux64.h: Likewise.
6844 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
6845 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
6846 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
6847 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
6848 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
6850 2004-09-07 Jan Hubicka <jh@suse.cz>
6852 * cse.c (fold_rtx): Avoid building of
6853 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
6855 * tree-ssa-pre.c (grand_bitmap_obstack): New.
6856 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
6857 (init_pre): Initialize obstack.
6858 (fini_pre): Free obstack.
6860 2004-09-07 David Daney <ddaney@avtrex.com>
6862 * config.gcc: Added support for --with-divide=[breaks|traps] for
6864 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
6865 (TARGET_DIVIDE_TRAPS): New macro.
6866 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
6867 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
6868 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
6869 GENERATE_DIVIDE_TRAPS.
6870 (mips_output_division): Emit conditional trap if
6871 GENERATE_DIVIDE_TRAPS is set.
6872 * doc/install.texi: Document --with-divide.
6873 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
6875 2004-09-07 Caroline Tice <ctice@apple.com>
6877 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
6878 EDGE_CROSSING, to flags test case.
6880 2004-09-07 Jan Hubicka <jh@suse.cz>
6882 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
6885 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
6887 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
6888 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
6889 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
6891 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
6892 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
6893 alloc_aux_for_edges, free_aux_for_edges): Likewise.
6894 * cfgcleanup.c (try_forward_edges,
6895 merge_blocks_move_predecessor_nojumps,
6896 merge_blocks_move_successor_nojumps): Likewise.
6897 * cfgexpand.c (expand_gimple_cond_expr,
6898 expand_gimple_tailcall): Likewise.
6899 * cfghooks.c (duplicate_block): Likewise.
6900 * cfglayout.c (record_effective_endpoints,
6901 insn_locators_initialize, change_scope, fixup_reorder_chain,
6902 verify_insn_chain, fixup_fallthru_exit_predecessor,
6903 duplicate_insn_chain, cfg_layout_finalize): Likewise.
6904 * cfgloopanal.c (check_irred): Likewise.
6905 * cfgloop.c (superloop_at_depth, flow_loops_free,
6906 flow_loop_entry_edges_find, flow_loops_find,
6907 flow_loop_outside_edge_p, get_loop_body,
6908 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
6909 get_loop_exit_edges, num_loop_branches, cancel_loop,
6910 verify_loop_structure): Likewise.
6911 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
6912 duplicate_loop_to_header_edge, create_preheader,
6913 create_loop_notes): Likewise.
6914 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
6915 edirect_branch_edge, force_nonfallthru_and_redirect,
6916 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
6917 commit_edge_insertions, commit_edge_insertions_watch_calls,
6918 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
6919 cfg_layout_redirect_edge_and_branch_force,
6920 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
6921 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
6922 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
6923 cgraph_varpool_node): Likewise.
6924 * cgraphunit.c (cgraph_finalize_function,
6925 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
6926 cgraph_expand_function, cgraph_remove_unreachable_nodes,
6927 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
6928 cgraph_mark_inline, cgraph_expand_all_functions,
6929 cgraph_build_static_cdtor): Likewise.
6930 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
6931 simplify_logical, distribute_notes, insn_cuid): Likewise.
6932 * conflict.c (conflict_graph_add, print_conflict): Likewise.
6933 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
6934 coverage_checksum_string): Likewise.
6935 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
6936 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
6937 cse_cc_succs, cse_condition_code_reg): Likewise.
6938 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
6939 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
6940 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
6941 cselib_record_set): Likewise.
6943 2004-09-07 Jan Hubicka <jh@suse.cz>
6945 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
6947 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
6949 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
6951 (fold_builtin_strpbrk): Likewise.
6952 * expr.c (array_ref_low_bound): Likewise.
6953 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
6954 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
6955 * tree-sra.c (generate_element_zero): Likewise.
6956 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
6957 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
6958 add_old_iv_candidates, add_iv_candidates): Likewise.
6959 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
6961 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
6963 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
6964 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
6965 c_expand_expr, boolean_increment, nonnull_check_p,
6966 check_function_arguments_recurse, fold_offsetof_1): Likewise.
6967 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
6968 builtin_define_type_max): Likewise.
6969 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
6970 implicit_decl_warning, builtin_function, build_compound_literal,
6971 complete_array_type, grokdeclarator, get_parm_info,
6972 start_function, store_parm_decls_oldstyle,
6973 c_write_global_declarations): Likewise.
6974 * c-format.c (get_constant, decode_format_attr,
6975 maybe_read_dollar_number, get_flag_spec, check_format_arg,
6976 check_format_types, format_type_warning,
6977 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
6978 init_dynamic_diag_info, handle_format_attribute): Likewise.
6979 * c-gimplify.c (push_context, pop_context, finish_bc_block):
6980 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
6981 * c-objc-common.c (c_tree_printer): Likewise.
6982 * c-pch.c (pch_init): Likewise.
6983 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
6984 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
6985 * c-typeck.c (c_incomplete_type_error, composite_type,
6986 common_pointer_type, common_type, same_translation_unit_p,
6987 tagged_types_tu_compatible_p, finish_init, pop_init_level,
6988 set_designator, set_nonincremental_init_from_string,
6989 process_init_element, c_finish_if_stmt): Likewise.
6990 * caller-save.c (init_caller_save, save_call_clobbered_regs,
6991 insert_restore, insert_save, insert_one_insn): Likewise.
6992 * calls.c (emit_call_1, compute_argument_block_size,
6993 precompute_arguments, expand_call, emit_library_call_value_1,
6994 store_one_arg): Likewise.
6996 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
6998 * configure.ac (enable-checking): Add release option. Reorganize
6999 to avoid repetition.
7000 * configure: Rebuilt.
7001 * doc/install.texi (enable-checking): Amend documentation.
7003 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
7006 * Makefile.in (specs.ready): Depend on cc1$(exeext).
7008 2004-09-06 James E Wilson <wilson@specifixinc.com>
7010 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
7011 movdf_hardfloat_32bit): Split fG into two alternatives.
7012 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
7014 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
7016 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
7018 * final.c (output_in_slot): Delete.
7019 (final_scan_insn): Revert 2004-09-03 change.
7020 (output_asm_insn): Likewise.
7021 * config/sparc/sparc.c (output_return): Likewise.
7022 (output_sibcall): Likewise.
7024 2004-09-06 Jan Hubicka <jh@suse.cz>
7026 * loop.c (loop_dump_aux): Do not print RTL when not available.
7027 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
7028 frontend specific type nodes.
7029 (produce_memory_decl_rtl): Break out from ...
7030 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
7031 (get_computation_at): Avoid random tree sharing.
7032 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
7034 2004-09-06 Zack Weinberg <zack@codesourcery.com>
7036 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
7037 unnecessary commands.
7039 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
7041 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
7042 (bitmap.o): Likewise.
7044 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
7046 Unify the management of RTL and tree-level dump files.
7048 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
7049 Don't print function name to the dump file, the pass manager
7050 would do this for us. Add code from the top of
7051 rest_of_compilation, up to the initial RTL dump.
7052 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
7053 close the DFI_sibling dump file.
7054 (rest_of_compilation): Don't do that here. Remove code up to the
7056 (init_optimization_passes): Remove.
7057 (pass_rest_of_compilation): Change pass name to NULL.
7058 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
7059 Do not call init_optimization_passes.
7060 * toplev.h (init_optimization_passes): Remove.
7062 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
7063 finish_graph_dump_file): Remove SUFFIX parameter.
7064 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
7065 finish_graph_dump_file): Likewise.
7067 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
7068 * cfgexpand.c (pass_expand): Adjust.
7069 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
7070 * passes.c (pass_rest_of_compilation): Adjust.
7071 * predict.c (pass_profile): Adjust.
7072 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
7073 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
7074 pass_split_crit_edges, pass_warn_function_return): Adjust.
7075 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
7076 * tree-dfa.c (pass_referenced_vars): Adjust.
7077 * tree-eh.c (pass_lower_eh): Adjust.
7078 * tree-if-conv.c (pass_build_ssa): Adjust.
7079 * tree-into-ssa.c (pass_build_ssa): Adjust.
7080 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
7081 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
7082 * tree-nrv.c (pass_nrv): Adjust.
7083 * tree-optimize.c (pass_gimple, pass_all_optimizations,
7084 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7085 pass_init_datastructures): Adjust.
7086 * tree-outof-ssa.c (pass_del_ssa): Adjust.
7087 * tree-profile.c (pass_tree_profile): Adjust.
7088 * tree-sra.c (pass_sra): Adjust.
7089 * tree-ssa-alias.c (pass_may_alias): Adjust.
7090 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
7091 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
7092 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
7093 * tree-ssa-dom.c (pass_dominator): Adjust.
7094 * tree-ssa-dse.c (pass_dse): Adjust.
7095 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
7096 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
7097 * tree-ssa-loop-ch.c (pass_ch): Adjust.
7098 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
7099 pass_loop_done, pass_complete_unroll, pass_iv_canon,
7100 pass_iv_optimize, pass_vectorize): Adjust.
7101 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
7102 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
7103 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
7104 pass_late_warn_uninnitialized): Adjust.
7105 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
7107 * Makefile.in (tree-dump.o): Add new dependencies.
7108 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
7109 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
7111 * toplev.c (dump_file_name): New.
7112 * tree-dump.c (dump_enable_all): Add LETTER parameter.
7113 (struct dump_file_info): Add NUM and LETTER fields.
7114 (dump_files): Adjust and add RTL dump files.
7115 (dump_register): Add NUM and LETTER fields.
7116 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
7117 (dump_begin): Use get_dump_file_name.
7118 (dump_switch_p_1): Adjust call to dump_enable_all.
7119 * tree-dump.h (dump_register): Adjust prototype.
7120 * tree-optimize.c (register_one_dump_file): Take dump file index.
7121 Support flags for RTL dumps.
7122 (register_dump_files): Fill in NUM field of struct dump_file_info.
7123 Track properties both when the gate is executed and when it is not.
7124 (execute_todo): Dump RTL. Add PROPERTIES parameter.
7125 (execute_one_pass): Pass properties to execute_todo. Handle VCG
7127 * tree-pass.h (dump_file_name): New.
7128 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
7131 * Makefile.in (passes.o): Add new dependencies.
7132 * passes.c (struct dump_file_info, enum dump_file_index,
7133 dump_file_tbl, init_optimization_passes): Remove.
7134 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
7135 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
7137 (finish_optimization_passes): Update finish_graph_dump_file loop.
7138 (enable_rtl_dump_file): Remove.
7139 * tree-dump.c (dump_files): Adjust and add RTL dump files.
7140 (enable_rtl_dump_file): Add here.
7141 * tree.h (enum tree_dump_index): Add RTL dump file indices.
7142 * doc/invoke.texi (Debugging options): Document new RTL debugging
7145 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
7147 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
7148 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
7149 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
7150 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
7151 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
7152 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
7153 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
7154 vec.h: Fix comment formatting.
7156 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
7158 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
7159 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
7160 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
7161 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
7162 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
7163 tree-ssa-loop-niter.c, tree-ssa-operands.c,
7164 tree-ssa-operands.h, tree-ssa-propagate.c,
7165 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
7166 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
7168 2004-09-05 Diego Novillo <dnovillo@redhat.com>
7170 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
7171 vectorizer is enabled.
7173 2004-09-05 Andreas Jaeger <aj@suse.de>
7175 * tree-if-conv.c: Spell check comments and clean up whitespace.
7177 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7179 * tree-ssa-loop-ivopts.c: New file.
7180 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
7181 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
7182 target_pres_cost, target_spill_cost): Declare.
7183 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
7184 spill_cost): Renamed to ...
7185 (target_avail_regs, target_res_regs, target_small_cost,
7186 target_pres_cost, target_spill_cost): ... and exported.
7187 (init_set_costs, global_cost_for_size): Work with renamed variables.
7188 * common.opt (flag_ivopts): New flag.
7189 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
7191 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
7192 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
7193 generating SSA form.
7194 (force_gimple_operand): New function.
7195 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
7196 * tree-cfg.c (stmt_bsi): New function.
7197 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
7198 PARAM_IV_MAX_CONSIDERED_USES): New.
7199 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
7200 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
7201 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
7202 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
7203 * tree-nested.c (build_addr): Export.
7204 * tree-optimize.c (init_tree_optimization_passes): Add
7206 * tree-pass.h (pass_iv_optimize): Declare.
7207 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
7209 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
7210 as a phi node argument.
7211 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
7212 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
7214 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
7215 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
7216 pass_iv_optimize): New pass.
7217 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
7218 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
7219 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
7220 * tree.h (REF_ORIGINAL): New macro.
7221 (build_int_cst_type, unsigned_type_for, zero_p,
7222 cst_and_fits_in_hwi, build_addr): Declare.
7223 * doc/invoke.texi (-fivopts): Document.
7224 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
7225 PARAM_IV_MAX_CONSIDERED_USES): Document.
7226 * doc/passes.texi: Document induction variable optimizations pass.
7228 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7230 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
7231 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
7232 * c-common.c (c_common_attribute_table): Accept parameters to
7234 (check_function_sentinel, handle_sentinel_attribute): Likewise.
7235 * doc/extend.texi: Update accordingly.
7237 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7239 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
7241 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
7243 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
7245 (c_common_attribute_table): Add `sentinel' attribute.
7246 (check_function_arguments): Handle `sentinel' attribute.
7247 * doc/extend.texi: Document `sentinel' attribute.
7249 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
7251 * configure: Regenerated.
7253 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7255 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
7257 * tree.c (save_expr): No longer TREE_READONLY.
7259 2004-09-04 Jan Hubicka <jh@suse.cz>
7261 * passes.c (rest_of_clean_state): Fix merge conflict made during
7262 commiting the patch.
7264 2004-09-04 Jan Hubicka <jh@suse.cz>
7266 * passes.c (rest_of_clean_state): Decompose the instruction stream.
7268 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
7270 * doc/md.texi (shift patterns): New anchor. Add reference to
7271 TARGET_SHIFT_TRUNCATION_MASK.
7272 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
7273 * target.h (shift_truncation_mask): New target hook.
7274 * targhook.h (default_shift_truncation_mask): Declare.
7275 * targhook.c (default_shift_truncation_mask): Define.
7276 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
7277 (TARGET_INITIALIZER): Include it.
7278 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
7279 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
7280 reject all out-of-range values. Fix sign-extension code for modes
7281 whose width is smaller than HOST_BITS_PER_WIDE_INT.
7282 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
7283 (expand_superword_shift, expand_subword_shift): Likewise.
7284 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
7285 (expand_binop): Use them to implement double-word shifts.
7286 * config/arm/arm.c (arm_shift_truncation_mask): New function.
7287 (TARGET_SHIFT_TRUNCATION_MASK): Define.
7289 2004-09-04 Jan Hubicka <jh@suse.cz>
7291 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
7292 (mix): New macro copied from hashtab.c
7293 (iterative_hash_hashval_t, iterative_hash_pointer,
7294 iterative_hash_host_wide_int): New functions based on hashtab.c
7297 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
7299 * config/mips/mips.md (mask): New mode attribute.
7300 (zero_extendsidi2): Add memory alternative.
7301 (*zero_extendsidi2_mem): Delete.
7302 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
7303 memory_operand in the TARGET_MIPS16 check.
7304 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
7305 Redefine using :GPR and :SHORT.
7306 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
7308 2004-09-04 Uros Bizjak <uros@kss-loka.si>
7310 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
7312 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
7313 expand_builtin_mathfn.
7314 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
7315 btrunc?f patterns for btrunc_optab. Implement rint_optab using
7317 * optabs.c (init_optabs): Initialize rint_optab.
7318 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
7320 (btrunc_optab): Rename macro from trunc_optab.
7321 (rint_optab): Define corresponding macro.
7323 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
7324 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
7326 * config/i386/i386-protos.h (emit_i387_cw_initialization):
7327 Change prototype. Add new int parameter.
7328 * config/i386/i386.c (emit_i387_cw_initialization):
7329 Handle new rounding modes.
7331 * config/i386/i386.h (enum fp_cw_mode): Delete.
7332 (MODE_NEEDED): Handle new rounding modes.
7333 (EMIT_MODE_SET): Change condition to handle new rounding modes.
7335 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
7336 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
7337 represent different rounding modes of frndint insn.
7338 (type): Add frndint type.
7339 (i387, length, memory): Handle this type.
7340 (i387_cw): New attribute definition.
7341 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
7342 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
7343 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
7344 Add "i387_cw" attribute defined to "trunc".
7345 (x86_fnstcw_1): Remove comment.
7346 (*frndintxf2): Rename insn definition to frndintxf2. Move
7347 insn definition near rint?f2 expanders.
7348 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
7349 rintf and rintl built-ins as inline x87 intrinsics.
7350 (frndintxf2_floor): New pattern to implement floor rounding
7351 mode with frndint x87 instruction.
7352 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
7353 floorf and floorl built-ins as inline x87 intrinsics.
7354 (frndintxf2_ceil): New pattern to implement ceil rounding
7355 mode with frndint x87 instruction.
7356 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
7357 ceilf and ceill built-ins as inline x87 intrinsics.
7358 (frndintxf2_trunc): New pattern to implement trunc rounding
7359 mode with frndint x87 instruction.
7360 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
7361 truncf and truncl built-ins as inline x87 intrinsics.
7362 (frndintxf2_mask_pm): New pattern to implement rounding
7363 mode with exceptions with frndint x87 instruction.
7364 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
7365 implement nearbyint, nearbyintf and nearbyintl built-ins as
7366 inline x87 intrinsics.
7368 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
7370 * config/mips/mips.md (SHORT): New mode macro.
7371 (size): New mode attribute.
7372 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
7373 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
7374 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
7376 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
7377 *extend[qh]isi2_hw patterns and extending them to di.
7378 (extendqihi2): Implement as define_insn_and_split that produces
7379 extendqisi2 after reload.
7381 2004-09-03 Devang Patel <dpatel@apple.com>
7383 * Makefile.in (OBJS-common): Add tree-if-conv.o
7384 (tree-if-conv.o): New rule.
7385 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
7386 (get_loop_body_in_bfs_order): New.
7387 * cfgloop.h (get_loop_body_in_bfs_order): New.
7388 * tree-flow.h (enum move_pos): Move here from ..
7389 * tree-ssa-loop-im.c (enum move_pos): here.
7390 (movement_possibility): Make externally visible.
7391 * tree-optimize.c (init_tree_optimization_passes): New entry for
7393 * tree-pass.h (pass_if_conversion): New.
7394 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
7395 * tree-if-conv.c: New file.
7396 * doc/passes.texi: Document tree if-conversion pass.
7397 * doc/tree-ssa.texi: Same.
7399 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
7402 Makefile.in (LIB2ADDEHSTATIC): New.
7403 (LIB2ADDEHSHARED): New.
7405 (LIBUNWINDDEP): New.
7406 (SHLIBUNWIND_LINK): New.
7407 (SHLIBUNWIND_INSTALL): New.
7408 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
7409 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
7410 (clean): Remove libunwind*
7411 (stage1-start): Remove and copy stage1/libunwind*.
7412 (stage2-start): Remove and copy stage2/libunwind*.
7413 (stage3-start): Remove and copy stage3/libunwind*.
7414 (stage4-start): Remove and copy stage4/libunwind*.
7415 (stageprofile-start): Remove and copy stageprofile/libunwind*.
7416 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
7418 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
7419 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
7420 tmake_file if --with-system-libunwind isn't used.
7422 * config/ia64/t-glibc-libunwind: New file.
7423 * config/t-libunwind-elf: Likewise.
7424 * unwind-compat.c: Likewise.
7425 * unwind-compat.h: Likewise.
7426 * unwind-dw2-fde-compat.c: Likewise.
7428 * config/ia64/t-glibc (LIB2ADDEH): Updated.
7429 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
7431 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
7433 * unwind-dw2-fde-glibc.c: Likewise.
7434 * unwind-dw2.c: Likewise.
7436 * config/t-libunwind (LIB2ADDEH): Updated.
7437 (LIB2ADDEHSTATIC): New.
7438 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
7439 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
7441 * configure.ac: Change --enable-libunwind-exceptions to
7442 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
7443 * configure: Regenerated.
7444 * config.in: Updated.
7446 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
7447 above and mention --with-system-libunwind.
7448 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
7449 removed in gcc 3.4.3 and later.
7451 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
7452 USE_LIBUNWIND_EXCEPTIONS is defined.
7454 * mklibgcc.in: Support libunwind.
7456 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
7458 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
7461 2004-09-03 Richard Henderson <rth@redhat.com>
7464 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
7465 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
7466 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
7467 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
7468 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
7469 resize_stack_vars_conflict, add_stack_var_conflict,
7470 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
7471 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
7472 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
7473 expand_one_static_var, expand_one_hard_reg_var,
7474 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
7475 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
7476 (expand_used_vars): Rewrite.
7477 * Makefile.in (cfgexpand.o): Update dependencies.
7479 2004-09-04 Jan Hubicka <jh@suse.cz>
7481 * cfg.c (free_edge): Use ggc_free.
7482 (expunge_block): Use ggc_free.
7483 * passes.c (rest_of_clean_state): Free after compilation.
7484 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
7485 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
7487 2004-09-03 James E Wilson <wilson@specifixinc.com>
7489 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
7490 DECL_EXTERNAL check.
7492 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7494 * final.c (output_in_slot): New global variable.
7495 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
7496 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
7497 'output_in_slot' before invoking output_asm_insn.
7498 (output_asm_insn): Add a space after the tab if 'output_in_slot'
7500 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
7502 (output_sibcall): Likewise.
7504 2004-09-03 Jan Hubicka <jh@suse.cz>
7506 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
7507 * tree-ssanames (init_ssanames): Likewise.
7509 2004-09-03 Ziemowit Laski <zlaski@apple.com>
7511 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
7512 objc_declare_protocols, objc_start_protocol,
7513 objc_start_class_interface, objc_start_category_interface,
7514 objc_continue_interface, objc_finish_interface,
7515 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
7516 objc_start_class_implementation, objc_start_category_implementation,
7517 objc_continue_implementation, objc_finish_implementation,
7518 objc_add_method_declaration, objc_start_method_definition,
7519 objc_finish_method_definition, objc_build_keyword_decl,
7520 objc_build_method_signature, objc_build_encode_expr,
7521 objc_build_protocol_expr, objc_build_selector_expr,
7522 objc_build_message_expr, objc_build_string_object,
7523 objc_get_class_reference, objc_get_protocol_qualified_type,
7524 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
7526 2004-09-03 James E Wilson <wilson@specifixinc.com>
7528 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
7530 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
7531 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
7532 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
7533 (mips_recip1_<fmt>): Use frdiv1 type.
7534 (mips_recip2_<fmt>): Use frdiv2 type.
7535 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
7536 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
7538 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
7540 2004-09-03 Daniel Jacobowitz <dan@debian.org>
7542 * reload.c (find_reloads): Swap operand_loc pointers for
7543 find_dummy_reload if we have swapped two operands.
7545 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
7547 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
7548 to get the tablejump-insn before the jump-table label.
7550 2004-09-03 Ziemowit Laski <zlaski@apple.com>
7552 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
7553 objc_declare_protocols, objc_build_message_expr,
7554 objc_finish_message_expr, objc_build_selector_expr,
7555 objc_build_protocol_expr, objc_build_encode_expr,
7556 objc_build_string_object, objc_get_protocol_qualified_type,
7557 objc_get_class_reference, objc_get_class_ivars,
7558 objc_start_class_interface, objc_start_category_interface,
7559 objc_start_protocol, objc_continue_interface, objc_finish_interface,
7560 objc_start_class_implementation, objc_start_category_implementation,
7561 objc_continue_implementation, objc_finish_implementation,
7562 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
7563 objc_add_method_declaration, objc_start_method_definition,
7564 objc_finish_method_definition, objc_add_instance_variable,
7565 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
7566 objc_finish_try_stmt, objc_begin_catch_clause,
7567 objc_finish_catch_clause, objc_build_finally_clause,
7568 objc_build_synchronized, objc_static_init_needed_p,
7569 objc_generate_static_init_call): New prototypes.
7571 2004-09-03 Steve Ellcey <sje@cup.hp.com>
7573 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
7575 (ia64_function_value): Ditto.
7577 2004-09-03 Jan Beulich <jbeulich@novell.com>
7579 * config.gcc: Resurrect NetWare as a target. Handle special case of
7580 Novell linker to be used (specified through --with-ld=) and threading
7581 model of either Posix (default) or NKS.
7582 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
7583 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
7584 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
7585 * config/i386/netware.c, config/i386/netware.h: New.
7586 * config/i386/nwld.c, config/i386/nwld.h: New.
7587 * config/i386/netware-crt0.c: New.
7588 * config/i386/netware-libgcc.c: New.
7589 * config/i386/netware-libgcc.def: New.
7590 * config/i386/netware-libgcc.exp: New.
7591 * config/i386/t-netware, config/i386/t-nwld: New.
7593 * doc/install.texi: Document NKS threading model.
7595 2004-09-03 Jan Beulich <jbeulich@novell.com>
7598 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
7599 * tree.h (initial_max_fld_align): Declare
7600 * stor-layout.c (initial_max_fld_align): Define and initialize.
7601 (maximum_field_alignment): Initialize to the same value.
7602 * common.opt: Add -fpack-struct= variant of switch.
7603 * opts.c: Handle -fpack-struct= variant of switch.
7604 * c-pragma.c: Change #pragma pack() handling so that it becomes
7605 compatible to other compilers: accept individual 'push' argument,
7606 make final pop restore (command line) default, correct interaction
7607 of push/pop and sole specification of a new alignment (so that the
7608 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
7609 to #pragma pack(push, <n>).
7610 * doc/extend.texi: New node "Structure-Packing Pragmas" under
7611 "Pragmas", describing #pragma pack.
7612 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
7613 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
7614 Document new TARGET_DEFAULT_PACK_STRUCT.
7616 2004-09-03 Devang Patel <dpatel@apple.com>
7618 * dwarf2out.c (gen_field_die). Equate decl number to die.
7620 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
7623 * global.c (modify_reg_pav): New function.
7624 (make_accurate_live_analysis): Call the new function. Move pavin
7625 modification by earlyclobber set into the new function.
7627 2004-09-03 Andreas Schwab <schwab@suse.de>
7629 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
7630 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
7633 2004-09-02 Jan Beulich <jbeulich@novell.com>
7635 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
7636 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
7637 not unwind code specific ones.
7638 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
7639 Remove unwind code specific dependencies.
7640 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
7642 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
7643 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
7644 * tsystem.h: Declare memcpy and memset when inhibit_libc.
7646 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
7648 * combine.c (try_combine): Delay modifying of insns which cannot
7651 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
7653 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
7655 * gcc/tree-ssa-loop.c: Ditto
7656 * gcc/tree-ssa-loop-ivcanon.c: Ditto
7657 * gcc/doc/invoke.texi: Ditto.
7659 2004-09-02 Ziemowit Laski <zlaski@apple.com>
7661 * c-decl.c (store_parm_decls_newstyle): Make static.
7662 (store_parm_decls_from): New function.
7663 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
7664 (store_parm_decls_from): New prototype.
7666 2004-09-02 David Edelsohn <edelsohn@gnu.org>
7668 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
7669 HImode with STRICT_ALIGNMENT.
7671 2004-09-02 Mark Mitchell <mark@codesourcery.com>
7673 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
7674 (TARGET_OS_CPP_BUILTINS): Likewise.
7675 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
7676 TARGET_BPABI_CPP_BUILTINS.
7678 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
7680 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
7682 2004-09-02 Eric Christopher <echristo@redhat.com>
7684 * builtins.c (expand_builtin_cabs): Delete.
7685 (expand_builtin): If unable to fold the values do a normal
7686 library call for builtin_cab*.
7687 (fold_builtin_cabs): Depend on optimize and optimize_size.
7688 * optabs.c (expand_cmplxdiv_straight): Delete.
7689 (expand_cmplxdiv_wide): Ditto.
7690 (expand_vector_binop): Ditto.
7691 (expand_vector_unop): Ditto.
7692 (expand_complex_abs): Delete.
7693 (expand_binop): Remove calls to above functions.
7694 Remove open coding of complex arithmetic.
7695 (expand_unop): Ditto.
7696 * optabs.h: Remove prototypes.
7698 2004-09-02 Ziemowit Laski <zlaski@apple.com>
7700 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
7701 * c-tree.h (store_parm_decls_newstyle): New prototype.
7703 2004-09-02 Geoffrey Keating <geoffk@apple.com>
7705 * config/rs6000/rs6000.c (expand_block_clear): Use vector
7706 instructions if available.
7707 (expand_block_move): Likewise.
7709 2004-09-03 Jan Hubicka <jh@suse.cz>
7711 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
7713 2004-09-02 Mark Mitchell <mark@codesourcery.com>
7715 * config/arm/symbian.h (LIB_SPEC): Define to empty.
7716 * config/arm/t-symbian (SHLIB_LC): Likewise.
7718 2004-09-02 Paul Brook <paul@codesourcery.com>
7720 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
7722 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
7724 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
7725 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
7726 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
7727 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
7728 (mips_issue_rate): Remove unreachable abort.
7729 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7730 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
7731 (mips_block_move_straight, print_operand_address, mips_file_start)
7732 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
7733 (mips_output_conditional_branch, mips_expand_builtin_direct)
7734 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
7735 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
7738 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
7740 * config/mips/mips.md (*lea_high64): Change split condition to
7741 flow2_completed. Add a peephole2 to generate a more parallel version.
7743 2004-09-02 Jan Hubicka <jh@suse.cz>
7745 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
7748 * ggc-page.c: include tree-flow.h.
7749 (extra_order_size_table): Add stmt_ann_d.
7750 (STAT_LABEL): Rename from ....
7751 (LABEL): ... this one.
7752 * Makefile.in (ggc-page.o): Add dependency.
7754 * ggc-common.c (ggc_force_collect): New global variable.
7755 (loc_description): Add fields "freed", "collected"
7756 (ptr_hash): New static hash
7757 (ptr_hash_entry): New structure.
7758 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
7759 (ggc_record_overhead): Take ptr argument, record it
7760 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
7761 (cmp_statistics): Imrove sorting.
7762 (dump_ggc_loc_statistics): Output newly collected statistics
7763 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
7764 (ggc_free): Call ggc_free_overhead.
7765 (ggc_collect): Force collection when asked to be forced.
7766 (ggc_collect): Call ggc_prune_overhead_list.
7767 * ggc.h (ggc_force_collect): Declare
7768 (ggc_record_overhead): Update prototype.
7769 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
7771 2004-09-02 James E Wilson <wilson@specifixinc.com>
7773 * common.opt (ftrapping-math): Default to on.
7775 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
7777 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
7779 2004-09-02 Denis Chertykov <denisc@overta.ru>
7782 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
7784 (*movmemqi_insn): Likewise.
7785 (*movmemhi): Likewise.
7786 (clrmemhi): Likewise.
7787 (*clrmemqi): Likewise.
7788 (*clrmemhi): Likewise.
7790 2004-09-02 Paul Brook <paul@codesourcery.com>
7792 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
7793 default_use_cxa_atexit=yes.
7795 2004-09-02 Alan Modra <amodra@bigpond.net.au>
7797 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
7798 (struct kernel_old_ucontext): Delete.
7799 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
7800 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
7803 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
7805 * toplev.c (process_options): Fix typo.
7807 2004-09-01 Richard Henderson <rth@redhat.com>
7810 * calls.c (initialize_argument_information): Tighten pass-through
7811 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
7812 Use build_fold_addr_expr.
7813 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
7814 that assumes ADDR_EXPR allocates stack space.
7815 * fold-const.c (build_fold_addr_expr_with_type): Look through
7818 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
7820 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
7821 * ggc.h (ggc_alloc_rtx): Delete.
7823 2004-09-01 Roger Sayle <roger@eyesopen.com>
7825 * expmed.c (enum alg_code): Remove long unused enumeration values.
7826 (struct mult_cost): New structure to hold the "score" of a synthetic
7827 multiply sequence, including both a rtx_cost and a latency field.
7828 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
7829 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
7830 (struct algorithm): Change type of cost field to be mult_cost.
7831 (synth_mult): Change type of cost_limit argument to be a
7832 pointer to a mult_cost. Update all cost comparisons to use the
7833 new mult_cost infrastructure. For alg_add_factor and
7834 alg_sub_factor operations, latency is lower than the rtx_cost.
7835 (choose_mult_variant): Update calls to synth_mult. Perform
7836 cost comparisons using the new mult_cost infrastructure.
7837 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
7838 to optain the total rtx_cost of a synth_mult "algorithm".
7840 2004-09-01 David Edelsohn <edelsohn@gnu.org>
7842 * config/rs6000/power4.md: Increase store latency to 12.
7843 * config/rs6000/power5.md: Same.
7845 2004-09-01 James E Wilson <wilson@specifixinc.com>
7848 * config/avr/avr.c (avr_unique_section): Delete prototype and
7850 (TARGET_ASM_UNIQUE_SECTION): Delete.
7852 2004-09-01 Ziemowit Laski <zlaski@apple.com>
7854 * c-parse.in (primary): Call objc_build_message_expr(),
7855 objc_build_selector_expr(), objc_build_protocol_expr(),
7856 objc_build_encode_expr() and objc_build_string_object() instead of
7857 build_message_expr(), build_selector_expr(), build_protocol_expr(),
7858 build_encode_expr() and build_objc_string_object(), respectively.
7859 (component_decl_list2): Call objc_get_class_ivars() instead of
7860 get_class_ivars_from_name().
7861 (keyworddecl): Call objc_build_keyword_decl() instead of
7862 build_keyword_decl().
7863 (receiver): Call objc_get_class_reference() instead of
7864 get_class_reference().
7865 (reswords): Add blank line before @@ifobjc section, for clarity.
7867 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
7869 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
7872 2004-09-01 Wu Yongwei <adah@sh163.net>
7873 Danny Smith <dannysmith@users.sourceforge.net>
7875 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
7876 not Windows 'DWORD'.
7877 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
7878 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
7879 (__gthr_win32_recursive_mutex_init_function): Add prototype for
7880 __GTHREAD_HIDE_WIN32API case..
7881 (__gthr_win32_recursive_mutex_lock): Likewise.
7882 (__gthr_win32_recursive_mutex_trylock): Likewise.
7883 (__gthr_win32_recursive_mutex_unlock): Likewise.
7884 (__gthread_recursive_mutex_init_function); Add definition for
7885 __GTHREAD_HIDE_WIN32API case.
7886 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
7887 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
7888 call to InterlockedDecrement.
7890 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7892 * tree-tailcall.c (find_tail_calls): Also fail is statement has
7895 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
7897 * doc/c-tree.texi: Document new operands for ARRAY_REF and
7900 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7902 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
7903 * common.opt (fspeculative-prefetching): New.
7904 * flags.h (flag_speculative_prefetching_set): Declare.
7905 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
7907 * opts.c (flag_sepculative_prefetching_set): New variable.
7908 (common_handle_option): Handle -fspeculative-prefetching.
7909 * passes.c (rest_of_compilation): Ditto.
7910 * profile.c (instrument_values, compute_value_histograms, branch_prob):
7911 Use vectors instead of arrays.
7912 * toplev.c (process_options): Handle -fspeculative-prefetching.
7913 * rtl-profile.c: Include ggc.h.
7914 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
7915 rtl_gen_one_value_profiler_no_edge_manipulation,
7916 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
7918 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
7919 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
7921 * value-prof.c: Include ggc.h.
7922 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
7924 (insn_prefetch_values_to_profile, find_mem_reference_1,
7925 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
7926 speculative_prefetching_transform): New.
7927 (value_profile_transformations): Call speculative_prefetching_transform.
7928 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
7929 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
7930 tree_find_values_to_profile, find_values to profile): Use vectors
7932 (free_profiled_values): Removed.
7933 * value-prof.h (struct histogram_value): Renamed to
7934 struct histogram_value_t.
7935 (histogram_value, histogram_values): New types.
7936 (find_values_to_profile): Declaration changed.
7937 (free_profiled_values): Removed.
7938 (struct profile_hooks): Type of argument of the hooks changed to
7940 * doc/invoke.texi (-fspeculative-prefetching): Document.
7942 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7944 PR rtl-optimization/16408
7945 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
7947 2004-09-01 Richard Henderson <rth@redhat.com>
7949 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
7950 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
7952 2004-09-01 Jakub Jelinek <jakub@redhat.com>
7954 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
7956 2004-09-01 Mike Stump <mrs@apple.com>
7958 * config/darwin.c (machopic_symbol_defined_p): In addition to
7959 being SYMBOL_REF_LOCAL_P, a symbol must also be
7960 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
7961 defined in this output file, or translation unit in the case
7962 of IMA not being used.
7963 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
7964 never need .indirect_symbol when indirecting.
7966 2004-09-01 Jakub Jelinek <jakub@redhat.com>
7968 * Makefile.in (bb-reorder.o): Add several dependencies.
7970 2004-09-01 Jakub Jelinek <jakub@redhat.com>
7972 * fold-const.c (operand_equal_p): Require equal sign also for
7973 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
7975 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
7977 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
7978 for use in configargs.h. Put the cname in a separate variable. Use
7979 that to set target_cpu_default2.
7981 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
7982 Nick Clifton <nickc@redhat.com>
7984 * config/sh/sh.md ("length"): Increase branch length when
7985 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
7986 constant, 2 byte for aligning the constant.
7988 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
7990 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
7992 (arm7tdmi-s): New CPU name.
7993 * arm/arm.c (ARM_CORE): Update for new format.
7994 * arm/arm.h (ARM_CORE): Likewise.
7995 * arm/gentune.sh: Update for extra field.
7996 * config.gcc: Likewise.
7997 * arm/arm-tune.md: Regenerate.
7998 * doc/invoke.texi: Document the real processor names for ARM cpus.
8000 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
8002 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
8003 (floatdidf): New functions.
8004 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
8005 (floatdisf): New functions.
8006 * t-arm-elf: Use them.
8008 2004-09-01 Ziemowit Laski <zlaski@apple.com>
8010 * c-common.h (lookup_interface): Remove prototype.
8011 (is_class_name): Rename to objc_is_class_name.
8012 (lookup_objc_ivar): Rename to objc_lookup_ivar.
8013 (get_current_scope): Rename to objc_get_current_scope.
8014 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
8015 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
8016 (yylexname): Call objc_is_class_name() instead of is_class_name().
8017 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
8018 instead of lookup_objc_ivar().
8019 * stub-objc.c (lookup_interface): Remove stub.
8020 (is_class_name): Rename to objc_is_class_name.
8021 (lookup_objc_ivar): Rename to objc_lookup_ivar.
8023 2004-08-31 Mark Mitchell <mark@codesourcery.com>
8025 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
8026 * config/arm/lib1funcs.asm: Do not include supplemental .S files
8027 when compiling for Symbian.
8028 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
8029 (TARGET_OS_CPP_BUILTINS): Likewise.
8030 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
8032 2004-08-31 Stan Shebs <shebs@apple.com>
8034 * toplev.c (process_options): Ensure debug_hooks is initialized.
8036 2004-08-31 Mark Mitchell <mark@codesourcery.com>
8038 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
8039 * target.h (cxx): Add export_class_data.
8040 * config/arm/arm.c (arm_cxx_export_class_data): New function.
8041 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
8042 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
8044 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
8046 * config/sh/sh.c (output_branch): Check the insn length possibly
8047 in the delayed slot.
8049 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8051 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
8053 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
8055 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
8056 (c_sizeof_of_alignof_type): Likewise.
8057 * expr.c (array_ref_element_size): Likewise.
8058 (highest_pow2_factor_for_target): Likewise.
8059 * gimplify.c (canonicalize_addr_expr): Likewise.
8060 (gimplify_compound_lval): Likewise.
8061 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
8062 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8063 * varasm.c (assemble_variable): Likewise.
8064 (output_constant_def_contents): Alignments are unsigned.
8066 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8067 Jeff Law <law@redhat.com>
8069 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
8072 2004-08-31 Mark Mitchell <mark@codesourcery.com>
8074 * hooks.c (hook_bool_void_true): New function.
8075 * hooks.h (hook_bool_void_true): Declare.
8076 * target-def.h (TARGET_CXX): Add
8077 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
8078 * target.h (struct cxx): Add key_method_may_be_inline.
8079 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
8081 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
8082 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
8085 2004-08-31 Denis Chertykov <denisc@overta.ru>
8088 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
8089 frame pointer register only in Pmode while reload in progress.
8091 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
8094 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
8095 because it breaks the 32-bit shift patterns that rely on a match_dup.
8097 2004-08-31 Matt Austern <austern@apple.com>
8099 * config/darwin.c (darwin_make_decl_one_only): Allocate section
8100 names once per compilation, instead of once per symbol.
8102 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
8104 * Makefile.in (build_subdir): New substitution.
8105 (fixinc.sh): Simplify heavily since fixincludes is already built.
8106 (stmp-fixinc): Depend on specs.ready.
8107 (install-mkheaders): Use new location of fixincludes.
8108 (clean): Do not descend into fixinc.
8109 (FORBUILD): Replace with ../$(build_subdir).
8110 * configure.ac (build_subdir): Substitute.
8111 (FORBUILD): Do not set.
8112 (all_outputs): Remove fixinc/Makefile.
8113 (default commands): Do not create links in fixinc.
8114 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
8115 the fixincludes configuration steps and substituting
8116 @FIXINCL@ in fixinc.in.
8117 * fixinc.in: New, from fixinc/fixincl.sh.
8119 * fixinc/*: Removed.
8121 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
8123 * attribs.c (strip_attrs): Remove.
8124 (split_specs_attrs): Move ...
8125 * c-decl.c: ... to here.
8126 * tree.h (split_specs_attrs, strip_attrs): Remove.
8127 * c-tree.h (split_specs_attrs): Declare.
8129 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
8131 * read-rtl.c: Disable RTL checking.
8132 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
8134 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
8136 * config/mips/mips.md (fcond): New code macro and attribute.
8137 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
8138 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
8139 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
8141 2004-08-30 Mark Mitchell <mark@codesourcery.com>
8144 2004-08-29 Mark Mitchell <mark@codesourcery.com>
8145 PR rtl-optimization/16590
8146 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
8148 2004-08-30 Andrew Pinski <apinski@apple.com>
8151 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
8152 * ChangeLog: Fix previous ChangeLog entry.
8155 * config.host (use_long_long_for_widest_fast_int): New, default is
8157 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
8158 * configure.ac: If use_long_long_for_widest_fast_int, then
8159 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
8160 * configure: Regenerate.
8161 * config.in: Regenerate.
8162 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
8163 New: widest integer type supported efficiently in hardware for the
8165 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
8166 HOST_BITS_PER_WIDEST_FAST_INT.
8167 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
8168 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
8169 HOST_WIDEST_FAST_INT
8170 instead of HOST_WIDE_INT.
8171 (HARD_REG_SET_LONGS): Likewise.
8172 (UHOST_BITS_PER_WIDE_INT): Likewise.
8173 Change the checks for the fast cases to be based on
8174 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
8176 2004-08-30 Steven Bosscher <stevenb@suse.de>
8178 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
8181 2004-08-30 Geoffrey Keating <geoffk@apple.com>
8187 * c-decl.c (grokdeclarator): Produce error for 'static' on local
8188 function declaration.
8190 2004-08-30 Richard Henderson <rth@redhat.com>
8192 * expr.c (array_ref_element_size): Force aligned_size back to
8194 (component_ref_field_offset): Similarly for aligned_offset.
8195 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
8196 low-bound, element-size, field-offset fields rather than
8199 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
8201 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
8204 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
8206 * c-tree.h (struct language_function): Add arg_info element.
8207 * c-decl.c (current_function_arg_info): New.
8208 (grokdeclarator, store_parm_decls): Use it instead of
8210 (c_push_function_context, c_pop_function_context): Save and
8213 2004-08-30 Richard Henderson <rth@redhat.com>
8215 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
8216 COMPONENT_REF to pointer arithmetic.
8217 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
8218 constant "c" as a valid constant initializer. Allow narrowing of
8219 differences against the same base object, for any base object.
8221 2004-08-30 Richard Henderson <rth@redhat.com>
8223 * expr.c (expand_expr_addr_expr): New.
8224 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
8226 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
8228 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
8229 (mips_fp_condition): New enum.
8230 (mips_fp_conditions): New array.
8231 (print_fcc_operand): Delete.
8232 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
8233 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
8234 (builtin_description): Add "cond" field.
8235 (DIRECT_BUILTIN): Initialize it.
8236 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
8237 into INSN and CODE. Initialize the "cond" field.
8238 (CMP_BUILTINS): Update accordingly.
8239 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
8240 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
8241 mips_fp_condition as argument. Make it the final operand of the
8242 comparison instruction.
8243 (mips_expand_builtin): Update accordingly.
8244 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
8245 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
8247 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
8248 Don't use the 'Q' operand prefix; just print the operand normally.
8249 (mips_cabs_*, mips_c_*): Delete, replacing with...
8250 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
8251 patterns. Split the 4s versions into 2 ps patterns after reload.
8253 2004-08-30 Richard Henderson <rth@redhat.com>
8255 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
8256 assuming an ADDR_EXPR is non-null.
8258 2004-08-30 Jason Merrill <jason@redhat.com>
8260 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
8262 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
8264 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
8265 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
8266 gcc_assert and gcc_unreachable instead of abort.
8267 * alloc-pool.c (abort, fancy_abort): Remove.
8268 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
8269 gcc_assert or gcc_unreachable.
8270 * attribs.c (init_attributes, decl_attributes): Likewise.
8271 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
8272 mark_bb_for_unlikely_executed_section,
8273 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
8274 fix_crossing_unconditional_branches): Likewise.
8275 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
8276 bitmap_operation): Likewise.
8277 * bt-load.c (insn_sets_btr_p, augment_live_range,
8278 move_btr_def): Likewise.
8279 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
8280 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
8281 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
8282 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
8283 expand_builtin_memcmp, expand_builtin_args_info,
8284 std_gimplify_va_arg_expr, expand_builtin_unop,
8285 expand_builtin_fputs, expand_builtin_profile_func,
8286 expand_builtin_fork_or_exec, fold_builtin_bitop,
8287 fold_builtin_classify, fold_builtin_fputs): Likewise.
8289 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
8291 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
8292 * gcov.c (abort): Remove undef.
8294 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
8295 (struct tree_binfo): Remove primary field.
8297 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
8299 * fixinc/Makefile.in (machname.h): Remove.
8300 (fixincl.x): Do not pass $@ to genfixes.
8301 * fixinc/genfixes: Remove code to produce machname.h.
8302 * fixinc/fixincl.sh: Move it here instead.
8303 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
8304 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
8305 return a bool indicating whether pz_mn_name_pat is NULL.
8306 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
8307 Declare extern C variables for the ENV_TABLE.
8308 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
8309 instead use the result of mn_get_regexps.
8310 * fixinc/fixtests.c: Likewise.
8312 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
8314 * configure.ac: Do not run fixincludes after stage1 during
8316 * configure: Regenerate.
8318 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
8320 * sched-deps.c (get_condition): Partially revert previous, by never
8321 trying to extract the condition from a condjump.
8323 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
8325 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
8326 (handle_visibility_attribute, c_determine_visibility): Likewise.
8327 * c-common.h (my_friendly_assert): Remove.
8329 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
8331 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
8332 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
8333 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
8334 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
8335 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
8337 2004-08-30 Diego Novillo <dnovillo@redhat.com>
8339 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
8340 in COMPONENT_REF nodes.
8342 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
8345 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
8346 global_dc->warning_as_error_requested.
8347 * diagnostic.c (diagnostic_initialize): Tidy.
8348 * diagnostic.h (diagnostic_context::x_data): Remove
8349 (diagnostic_context::issue_warnings_are_errors_message): Rename
8350 from warnings_are_errors_message.
8351 (diagnostic_context::warning_as_error_requested): New.
8353 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
8355 * sched-deps.c (get_condition): Fix breakage in previous patch.
8357 2004-08-30 Paul Brook <paul@codesourcery.com>
8359 * doc/install.texi: Fix broken mpfr link.
8361 2004-08-29 David O'Brien <obrien@FreeBSD.org>
8363 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
8364 other FreeBSD platforms.
8366 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
8368 * arm.h (REVERSE_CONDITION): Define.
8369 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
8371 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
8373 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
8374 just the codes, call reversed_comparison_code ().
8375 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
8376 (not_reg_cond): Use reversed_comparison_code.
8377 (and_reg_cond): Likewise.
8378 * ifcvt.c (cond_exec_process_if_block): Likewise.
8379 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
8381 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
8383 * sched-deps.c (get_condition): Rewrite using jump support functions.
8384 Use reversed_comparison_code.
8385 (conditions_mutex_p): Use reversed_comparison_code.
8387 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8389 * config/mips/mips.c (override_options): Disable hot/cold partitioning
8392 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8394 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
8395 (mips_function_type): Move to mips.c.
8396 * config/mips/mips.c (mips_builtin_type): New enum.
8397 (builtin_description): Replace code and ftype with builtin_type
8399 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
8400 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
8401 (CODE_FOR_mips_abs_ps): Define.
8402 (mips_bdesc): Use new macros.
8403 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
8404 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
8405 (mips_expand_builtin_direct): New function.
8406 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
8407 builtin. Replace boolean parameter with builtin_type.
8408 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
8409 (mips_expand_4s_compare_builtin): Delete, replacing with...
8410 (mips_expand_builtin_compare): ...this new function.
8412 2004-08-29 Mark Mitchell <mark@codesourcery.com>
8414 PR rtl-optimization/16590
8415 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
8417 2004-08-29 Diego Novillo <dnovillo@redhat.com>
8419 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
8420 * tree-ssa-propagate.c: Fix documentation.
8422 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8424 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
8425 (mov[sd]fcc): Likewise.
8427 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8429 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
8431 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8433 * config/mips/mips.md (divide_condition): New mode attribute.
8434 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
8435 (sqrt[sd]f3): Redefine using SCALARF.
8436 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
8439 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8441 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
8442 (loadx, storex, fmt, UNITMODE): New mode attributes.
8443 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
8444 (mul[sd]f3): Redefine using :SCALARF.
8445 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
8446 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
8447 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
8448 Check TARGET_FUSED_MADD for V2SF too.
8449 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
8451 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
8452 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
8454 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8456 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
8457 V2SF_type_node if it will be needed.
8459 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8461 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
8462 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
8463 (mips_prepare_builtin_target): New function.
8464 (mips_expand_builtin): Use them. Update calls to subroutines.
8465 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
8466 cmp_choice with a boolean argument to select between movt and movf.
8467 Take the comparison's icode as an argument, not the function's fcode.
8468 (mips_expand_compare_builtin): New function. Rename existing function
8469 to mips_expand_scalar_compare_builtin.
8470 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
8471 (mips_expand_ps_compare_builtin): Use the new functions. Take the
8472 comparison's icode as an argument, not the builtin's fcode.
8474 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8476 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
8477 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
8478 registers are false and -1 if all registers are true.
8479 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
8480 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
8481 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
8482 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
8483 (bc1any2t, bc1any2f): Likewise CCV2.
8484 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
8486 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8488 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
8489 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
8490 UNSPEC rather than an IF_THEN_ELSE.
8491 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
8492 mips_cond_move_tf_ps by name.
8494 2004-08-29 Chao-ying Fu <fu@mips.com>
8495 James E Wilson <wilson@specifixinc.com>
8497 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
8498 8 byte size and alignment. Give CCV4 16 byte size and alignment.
8499 * config/mips/mips-ps-3d.md: New file.
8500 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
8501 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
8502 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
8503 (mips_output_move): Emit "mov.ps" for V2SFmode.
8504 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
8506 (override_options): Check if TARGET_MIPS3D and there was an explicit
8507 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
8508 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
8509 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
8510 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
8511 and allow CCV2 and CCV4 to occupy two and four CC registers.
8512 (print_fcc_operand): New function.
8513 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
8514 %Z to call print_fcc_operand.
8515 (mips_function_value): Handle MODE_VECTOR_FLOAT.
8516 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
8517 (mips_vector_mode_supported_p): New function.
8518 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
8519 (builtin_description): New struct.
8520 (mips_bdesc): New array of struct builtin_description.
8521 (mips_expand_builtin, mips_init_builtins,
8522 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
8523 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
8525 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
8526 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
8527 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
8528 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
8529 "-mips3d", and "-mno-mips3d".
8530 (ASM_SPEC): Map -mips3d to -mips3d in gas.
8531 (EXTRA_CONSTRAINT_Y): New macro.
8532 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
8533 multi-letter constraint 'Y'.
8534 (CONSTRAINT_LEN): New macro.
8535 (enum mips_builtins): New for MIPS builtin functions.
8536 (enum mips_function_type): New for the types of MIPS builtin functions.
8537 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
8538 * config/mips/mips.md: New constants for paired single and MIPS-3D
8539 instructions. Include the new mips-ps-3d.md file.
8540 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
8541 movv2sf_hardfloat_64bit): New named patterns.
8542 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
8543 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
8544 sdxc1_v2sf_di): New unnamed patterns.
8545 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
8546 const_vector support.
8547 (const_0_or_1_operand): New predicate.
8548 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
8550 2004-08-29 Diego Novillo <dnovillo@redhat.com>
8552 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
8553 (tree-ssa-propagate.o): New rule.
8554 (GTFILES): Add tree-ssa-propagate.c.
8555 * tree-flow.h (struct stmt_ann_d): Remove field
8557 * tree-ssa-propagate.c: New file.
8558 * tree-ssa-propagate.h: New file.
8559 * tree-ssa-ccp.c: Re-write to use the routines from
8560 tree-ssa-propagate.c.
8562 2004-08-28 Andrew Pinski <apinski@apple.com>
8564 * tree-ssa-loop.c: Remove extra include of basic-block.h.
8566 2004-08-28 Ziemowit Laski <zlaski@apple.com>
8568 * c-common.h: Update comments about ObjC/ObjC++ entry points.
8569 (objc_is_reserved_word): New prototype.
8570 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
8571 separate section; these are call-backs.
8572 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
8573 ObjC/ObjC++ "@" keywords.
8574 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
8575 prototypes; they already live in c-common.h.
8576 * stub-objc.c: Update copyright notice.
8577 (objc_is_reserved_word): New stub.
8579 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
8581 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
8582 even when not checking.
8584 2004-08-27 Jason Merrill <jason@redhat.com>
8587 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
8588 (gimple_push_cleanup): Add eh_only parm.
8589 (gimplify_target_expr): Pass it.
8590 * c.opt (-fno-threadsafe-statics): New option.
8591 * c-opts.c (c_common_handle_option): Handle it.
8592 * c-common.h (flag_threadsafe_statics): Declare it.
8593 * c-common.c (flag_threadsafe_statics): Record it.
8594 * doc/invoke.texi: Document it.
8595 * tsystem.h (_GNU_SOURCE): Define.
8596 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
8597 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
8598 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
8599 (__gthread_recursive_mutex_init_function): New fn.
8600 (__gthread_recursive_mutex_lock): New fn.
8601 (__gthread_recursive_mutex_trylock): New fn.
8602 (__gthread_recursive_mutex_unlock): New fn.
8603 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
8604 * gthr-win32.h, gthr-vxworks.h: Likewise.
8607 2004-08-27 David Edelsohn <edelsohn@gnu.org>
8609 * config/rs6000/rs6000.c (rs6000_override_options): Increase
8610 maximum skip to 15. Set function alignment, jump alignment, and
8611 loop alignment to 16 for processors that form dispatch groups.
8612 (rs6000_rtx_costs): outer_code is used.
8614 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
8616 * stor-layout.c (sizetype_set): Remove.
8617 (set_sizetype): Don't test or set it.
8619 * tree.h (size_int_type): Remove.
8620 * fold-const.c: Do not #include gt-fold-const.h.
8621 (size_htab_hash, size_htab_eq): Remove.
8622 (size_int_kind): Use build_int_cst.
8623 (new_const, size_htab): Remove.
8624 (size_int_type): Remove.
8625 (round_up): Use build_int_cst.
8626 (round_down): Likewise. Remove spurious constant build.
8628 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
8630 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
8631 Add is_release variable, use it for --enable-werror and
8632 --enable-checking defaults.
8633 * system.h (gcc_assert, gcc_unreachable): New.
8634 * doc/install.texi (--enable-checking): Update.
8635 * configure, config.in: Rebuilt.
8637 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
8639 * rtl.h (read_rtx): Change prototype.
8640 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
8641 line number. Return true on success.
8642 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
8643 callers accordingly.
8645 2004-08-26 Richard Henderson <rth@redhat.com>
8647 * c-typeck.c (build_offsetof): Remove.
8648 * c-tree.h (build_offsetof): Remove.
8649 * c-common.c (fold_offsetof_1, fold_offsetof): New.
8650 * c-common.h (fold_offsetof): Declare.
8651 * c-parse.in (offsetof_base): New.
8652 (offsetof_member_designator): Use it. Build references, not just
8654 (primary): Use fold_offsetof, not build_offsetof.
8656 2004-08-26 Richard Henderson <rth@redhat.com>
8658 * tree.c (staticp): Return the static object.
8659 * tree.h (staticp): Update decl.
8660 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
8661 * langhooks.c (lhd_staticp): Return NULL_TREE.
8662 * langhooks-def.h (lhd_staticp): Update decl.
8663 * c-common.c (c_staticp): Return the static object.
8664 * c-common.h (c_staticp): Update decl.
8666 2004-08-26 Richard Henderson <rth@redhat.com>
8668 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
8671 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
8674 * c-decl.c (struct c_binding): Add type and inner_comp fields.
8675 (bind): Set type and inner_comp fields.
8676 (pop_scope): Restore type of decl to the correct type from an
8677 outer scope. Give error when popping file scope for incomplete
8678 arrays completed incompatibly with default initialization in an
8680 (diagnose_mismatched_decls): Handle externs with initializers at
8682 (pushdecl): Set type of external declaration at block scope based
8683 only on the visible declarations. Save type when changing the
8684 type of a declaration. Merge an external declaration at block
8685 scope with a visible static declaration at file scope.
8686 (implicitly_declare): Give recycled old declaration the new type
8687 except for incompatible declarations of built-in functions, saving
8690 2004-08-26 Ziemowit Laski <zlaski@apple.com>
8692 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
8694 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
8696 * tree-alias-common.c (gate_pta): New function.
8697 (pass_build_pta): Use it.
8698 (pass_del_pta): Use it.
8699 (delete_alias_vars): Don't check flag_tree_points_to.
8701 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
8703 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
8704 TFmode as additional register mode cloberred by call.
8706 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
8708 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
8709 parallel pattern for library call returning DImode in
8712 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
8714 * config/rs6000/rs6000.c (function_arg): Generate parallel
8715 pattern for more split args.
8717 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
8719 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
8720 either gen_movdi_di_update or gen_movdi_si_update depending on
8722 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
8723 to generate two versions.
8725 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
8727 * Makefile.in (lambda-code.o): New.
8728 (lambda-trans.o): Ditto.
8729 (TREE_DATA_REF_H): Ditto.
8731 (lambda-mat.o): Use LAMBDA_H.
8732 (tree-data-ref.o): Ditto.
8733 * lambda-code.c: New file. Lambda code generation algorithm.
8734 * lambda-trans.c: Ditto. Lambda transformation matrix support.
8735 * lambda.h: Add lambda loop structures.
8736 Add lambda loopnest structures.
8737 Add lambda body vector structure.
8738 Add lambda linear expression structures.
8739 Add prototypes for functions in new files.
8740 * lambda-mat.c: Include tree.h
8742 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
8743 Sebastian Pop <pop@cri.ensmp.fr>
8745 * tree-data-ref.h: Include lambda.h
8746 (free_dependence_relation): Declared here.
8747 (free_dependence_relations): Ditto.
8748 (free_data_refs): Ditto.
8749 * tree-data-ref.c (free_dependence_relation): New function.
8750 (free_dependence_relations): Ditto.
8751 (free_data_refs): Ditot.
8752 (analyze_all_data_dependences): Free datarefs and dependence_relations.
8753 (build_classic_dist_vector): Store in the dependence_relations the
8754 information. Each arc in the dependence_relations graph is labelled
8755 with the distance and direction vectors.
8756 (build_classic_dir_vector): Ditto.
8757 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
8758 Now computes again the whole dependence graph including read-read
8760 (compute_data_dependences_for_loop): Now dependence_relations contains
8761 all the data, and thus it doesn't need to initialize the classic_dir
8762 and classic_dist vectors.
8763 (analyze_all_data_dependences): Adjusted for using the new interface of
8764 compute_data_dependences_for_loop. Remove the statistics dump.
8766 2004-08-26 Bob Wilson <bob.wilson@acm.org>
8768 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
8769 (xtensa_expand_block_move): Update comment.
8770 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
8772 2004-08026 Richard Earnshaw <rearnsha@arm.com>
8775 * toplev.c (crash_signal): If we crashed while emitting
8776 a user asm, then die more gracefully.
8778 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8781 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
8782 checking for a valid constant, regardless of sign.
8784 2004-08-25 Richard Henderson <rth@redhat.com>
8787 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
8788 if the constant satisfies add_operand.
8790 2004-08-25 Richard Henderson <rth@redhat.com>
8793 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
8794 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
8795 unwind info for >16-bit frames.
8797 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
8800 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
8802 2004-08-25 Richard Henderson <rth@redhat.com>
8804 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
8805 (TARGET_CANNOT_FORCE_CONST_MEM): New.
8807 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
8809 * doc/tree-ssa.texi: Document new operand iterator.
8811 2004-08-26 Alan Modra <amodra@bigpond.net.au>
8814 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
8815 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
8818 2005-08-28 Paul Brook <paul@codesourcery.com>
8820 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
8821 -mfpu=vfp -march=armv5t
8822 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
8824 2004-08-25 Richard Henderson <rth@redhat.com>
8826 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
8827 * target.h (struct gcc_target): Add scalar_mode_supported_p.
8828 * targhooks.c (default_scalar_mode_supported_p): New.
8829 * targhooks.h (default_scalar_mode_supported_p): Declare.
8830 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
8832 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
8833 before attempting to create types. Tidy.
8834 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
8836 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
8837 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
8839 2004-08-25 Richard Henderson <rth@redhat.com>
8841 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
8842 set REAL_MODE_FORMAT for TFmode.
8844 2004-08-25 Ziemowit Laski <zlaski@apple.com>
8846 * c-decl.c (grokparm): New function.
8847 * c-tree.h (grokparm): New prototype.
8849 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
8851 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
8852 iterator controlling structure.
8853 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
8854 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
8855 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
8857 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
8858 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
8859 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
8860 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
8861 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
8862 Empty operand pointers.
8863 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
8864 (op_iter_next_use): New. Return next use_operand_p.
8865 (op_iter_next_def): New. Return next def_operand_p.
8866 (op_iter_next_tree): New. Return next operands as a tree.
8867 (op_iter_init): New. Initialize an iterator structure.
8868 (op_iter_init_use): New. Initialize structure and get the first use.
8869 (op_iter_init_def): New. Initialize structure and get the first def.
8870 (op_iter_init_tree): New. Initialize structure and get the first tree.
8871 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
8872 (op_iter_init_maydef): New. Initialize structure and get the first
8874 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
8875 * tree-dfa.c (compute_immediate_uses_for_stmt,
8876 redirect_immediate_uses): Use new operand iterator.
8877 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
8878 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
8879 operands instead of using *_disappeared_p routines.
8880 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
8881 ssa_rewrite_stmt): Use new operand iterator.
8882 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
8883 rewrite_trees): Use new operand iterator.
8884 * tree-pretty-print.c (dump_vops): Use new operand iterator.
8885 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
8886 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
8887 dump_points_to_info): Use new operand iterator.
8888 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
8889 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
8891 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
8892 propagate_necessity): Use new operand iterator.
8893 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
8894 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
8895 a parameter instead of a stmt_ann_t.
8896 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
8897 build_tree_conflict_graph): Use new operand iterator.
8898 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
8899 rewrite_mem_refs): Use new operand iterator.
8900 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8901 check_loop_closed_ssa_use): Use new operand iterator.
8902 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
8903 * tree-ssanames.c (release_defs): Use new operand iterator.
8904 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
8906 2004-08-25 Adam Nemet <anemet@lnxw.com>
8908 * tlink.c (initial_cwd): New variable.
8909 (tlink_init): Initialize it.
8910 (recompile_files): Use tlink_execute() instead of system(). Don't
8911 duplicate verbose output of collect_execute. Restore initial_cwd.
8912 Update comment before the function.
8914 2004-08-25 Ziemowit Laski <zlaski@apple.com>
8916 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
8917 accept) a cast from one Objective-C pointer type to another.
8919 2004-08-25 Paolo Carlini <pcarlini@suse.de>
8921 * doc/install.texi: Document that libstdc++-v3 requires
8924 2004-08-25 Caroline Tice <ctice@apple.com>
8926 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
8927 to comments at start of function.
8928 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
8930 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8931 merge_blocks_move_predecessor_nojumps,
8932 merge_blocks_move_successor_nojumps, merge_blocks_move,
8933 try_crossjump_to_edge, try_crossjump_bb): Likewise.
8934 * cfglayout.c (fixup_reorder_chain): Likewise.
8935 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8936 cfg_layout_can_merge_blocks_p): Likewise.
8937 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
8938 * passes.c (rest_of_compilation): Update comments for calling
8939 optimization that partitions hot/cold basic blocks.
8940 * doc/invoke.texi: Update documentation of
8941 freorder-blocks-and-partition flag.
8943 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
8945 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
8946 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
8948 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
8950 * config/mips/mips.md (any_shift): New code macro.
8951 (optab, insn): New code attributes.
8952 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
8953 Use the standard rather than internal patterns for the MIPS16
8954 double-shift optimization.
8955 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
8956 Redefine using :GPR and any_shift.
8957 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
8958 to cover all three shifts.
8959 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
8960 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
8961 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
8963 2004-08-24 Geoffrey Keating <geoffk@apple.com>
8965 * gimplify.c (lookup_tmp_var): Separate temporaries when not
8968 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8970 PR libstdc++/17005 (fix for HP-UX 11.11)
8971 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
8972 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
8973 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
8974 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
8975 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
8976 (LINK_SPEC): Handle march=1.0 option.
8977 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
8978 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
8979 (SUBTARGET_OPTIONS): New define.
8980 (LINK_SPEC): Handle march=1.0 option.
8981 (STARTFILE_SPEC): New define.
8982 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
8983 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
8984 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
8985 (SUBTARGET_OPTIONS): New define.
8986 (LINK_SPEC): Handle march=1.0 option.
8987 (STARTFILE_SPEC): New define.
8988 * config/pa/pa.c (override_options): Add code to process -munix= option.
8989 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
8990 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
8992 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
8993 (SUBTARGET_OPTIONS): Provide default define.
8994 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
8995 STANDARD_STARTFILE_PREFIX_2): New defines.
8996 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
8997 (ENDFILE_SPEC): Use %O.
8998 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
8999 Mention issue caused by changing namespace and runtime to UNIX 95/98.
9000 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
9001 Document -munix=std option.
9003 2004-08-25 Steven Bosscher <stevenb@suse.de>
9005 * cse.c (cse_around_loop, cse_check_loop_start,
9006 cse_set_around_loop): Remove.
9007 (cse_basic_block): Remove the around_loop argument.
9008 (cse_end_of_basic_block): Remove the after_loop argument.
9009 (cse_main): Likewise.
9010 * rtl.h (cse_main): Update prototype.
9011 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
9012 rest_of_handle_gcse): Update cse_main calls.
9014 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
9016 * tree.h (build_int_cst): New, sign extended constant.
9017 (build_int_cstu): New, zero extended constant.
9018 (build_int_cst_wide): Renamed from build_int_cst.
9019 * tree.c (build_int_cst, build_int_cstu): New.
9020 (build_int_cst_wide): Renamed from build_int_cst.
9021 (make_vector_type, build_common_tree_nodes,
9022 build_common_tree_nodes_2): Adjust build_int_cst calls.
9023 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
9024 expand_builtin_strpbrk, expand_builtin_fputs,
9025 build_string_literal, expand_builtin_printf,
9026 expand_builtin_sprintf, fold_builtin_classify_type,
9027 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
9028 fold_builtin_toascii, fold_builtin_isdigit,
9029 simplify_builtin_strstr, simplify_builtin_strpbrk,
9030 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
9031 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
9032 DEF_ATTR_INT): Likewise.
9033 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
9035 * c-lex.c (interpret_integer, lex_charconst): Likewise.
9036 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
9037 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9038 * c-typeck.c (really_start_incremental_init, push_init_level,
9039 set_nonincremental_init_from_string): Likewise.
9040 * calls.c (load_register_parameters): Likewise.
9041 convert.c (convert_to_pointer): Likewise.
9042 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
9043 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
9044 build_gcov_info): Likewise.
9045 * except.c (init_eh, assign_filter_values): Likewise.
9046 * expmed.c (store_fixed_bit_field, extract_bit_field,
9047 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
9048 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
9049 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
9050 * expr.c (convert_move, emit_group_load, emit_group_store,
9051 expand_assignment, store_constructor, store_field,
9052 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
9053 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
9054 invert_truthvalue, optimize_bit_field_compare,
9055 decode_field_reference, all_ones_mask_p, constant_boolean_node,
9056 fold_div_compare, fold, fold_read_from_constant_string,
9057 fold_negate_const, fold_abs_const, fold_not_const, round_up,
9058 round_down): Likewise.
9059 * function.c (assign_parm_setup_block): Likewise.
9060 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
9062 * stor-layout.c (layout_type, initialize_sizetypes,
9063 set_min_and_max_values_for_integral_type): Likewise.
9064 * tree-chrec.c (chrec_fold_multiply_poly_poly,
9065 reset_evolution_in_loop): Likewise.
9066 * tree-chrec.h (build_polynomial_chrec): Likewise.
9067 * tree-complex.c (build_replicated_const): Likewise.
9068 * tree-eh.c (honor_protect_cleanup_actions,
9069 lower_try_finally_onedest, lower_try_finally_copy,
9070 lower_try_finally_switch): Likewise.
9071 * tree-mudflap.c (mf_build_string, mx_register_decls,
9072 mudflap_register_call, mudflap_enqueue_constant): Likewise.
9073 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
9074 * tree-pretty-print.c (dump_generic_node): Likewise.
9075 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
9077 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
9078 * tree-ssa-loop-niter.c (number_of_iterations_cond,
9079 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
9081 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
9082 canonicalize_loop_induction_variables): Likewise.
9083 * tree-vectorizer.c (vect_create_index_for_array_ref,
9084 vect_transform_loop_bound, vect_compute_data_ref_alignment):
9087 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
9088 alpha_gimplify_va_arg_1): Likewise.
9089 * config/arm/arm.c (arm_get_cookie_size): Likewise.
9090 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9091 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9092 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
9093 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
9094 mips_gimplify_va_arg_expr): Likewise.
9095 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9096 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
9097 add_compiler_branch_island): Likewise.
9098 * config/s390/s390.c (s390_va_start): Likewise.
9099 * config/sh/sh.c (sh_va_start): Likewise.
9100 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
9102 * config/xtensa/xtensa.c (xtensa_va_start,
9103 xtensa_gimplify_va_arg_expr): Likewise.
9105 * objc/objc-act.c (build_objc_string_object,
9106 build_objc_symtab_template, init_def_list, init_objc_symtab,
9107 init_module_descriptor, generate_static_references,
9108 build_selector_translation_table, get_proto_encoding,
9109 build_typed_selector_reference, build_selector_reference,
9110 build_next_objc_exception_stuff,
9111 build_method_prototype_list_template, generate_descriptor_table,
9112 generate_protocols, build_protocol_initializer,
9113 build_ivar_list_template, build_method_list_template,
9114 build_ivar_list_initializer, generate_ivars_list,
9115 generate_dispatch_table, generate_protocol_list,
9116 build_category_initializer, build_shared_structure_initializer,
9117 generate_shared_structures, handle_impent,
9118 generate_objc_image_info): Likewise.
9120 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
9122 * cfglayout.c (duplicate_insn_chain): Remove references to
9123 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
9124 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
9125 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
9126 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
9127 and NOTE_INSN_LOOP_CONT.
9128 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
9129 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
9130 and NOTE_INSN_LOOP_CONT.
9131 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
9132 check_dbra_loop, loop_dump_aux): Remove references to removed notes
9134 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
9135 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
9136 references to removed notes and fields.
9137 (subtract_reg_term, ujump_to_loop_cont): Remove.
9139 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
9141 * doc/install.texi: Document that libcpp does not require
9142 Automake any longer. Document that Automake 1.9.1 should
9145 2004-08-25 Zack Weinberg <zack@codesourcery.com>
9147 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
9148 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
9149 DWARF_DEBUGGING_INFO from choice-of-definition chain;
9150 restructure using C89 features (#elif, #error).
9151 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
9152 * config/sh/sh.h: Remove references to DWARF_DEBUG.
9153 * doc/invoke.texi: Remove references to DWARF version 1;
9154 clarify why -gdwarf-2<n> doesn't work.
9156 2004-08-25 Zack Weinberg <zack@codesourcery.com>
9158 * basic-block.h (BB_SET_PARTITION): Clear old value first.
9159 * cfg.c (clear_bb_flags): Don't clear partition setting.
9160 * ifcvt.c (find_if_case_1): Remove ??? comment.
9162 2004-08-25 Alan Modra <amodra@bigpond.net.au>
9165 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
9166 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
9167 current_function_stdarg in place of sysv_varargs_p.
9168 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
9171 2004-08-24 Richard Henderson <rth@redhat.com>
9174 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
9175 random codes within CONST.
9177 2004-08-24 James E Wilson <wilson@specifixinc.com>
9179 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
9180 -freorder-blocks-and-partition.
9182 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9185 * tree-ssa-threadupdate.c (redirection_data): Make static.
9186 (thread_block): Use ggc_alloc_cleared to allocate struct
9187 redirection_data. Don't free elements in redirection_data.
9189 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9191 * config/mips/predicates.md (small_data_pattern): Match prefetches.
9193 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9195 PR tree-optimization/17016
9196 * tree-ssa-loop-niter.c (number_of_iterations_cond,
9197 number_of_iterations_exit): Use POINTER_TYPE_P instead
9198 of testing for POINTER_TYPE.
9200 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9202 * tree-ssa-loop-ivcanon.c: New file.
9203 * tree-ssa-loop-manip.c (create_iv): New function.
9204 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
9205 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
9206 * cfgloop.c (mark_single_exit_loops): New function.
9207 (verify_loop_structure): Verify single-exit loops.
9208 * cfgloop.h (struct loop): Add single_exit field.
9209 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
9210 (mark_single_exit_loops): Declare.
9211 (tree_num_loop_insns): Declare.
9212 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
9213 (duplicate_loop_to_header_edge): Use it.
9214 * common.opt (fivcanon): New flag.
9215 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
9216 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
9217 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
9218 (bsi_insert_on_edge_immediate): New function.
9219 * tree-flow.h (bsi_insert_on_edge_immediate,
9220 canonicalize_induction_variables, tree_unroll_loops_completely,
9221 create_iv): Declare.
9222 * tree-optimize.c (init_tree_optimization_passes): Add
9223 pass_iv_canon and pass_complete_unroll.
9224 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
9225 * tree-scalar-evolution.c (get_loop_exit_condition,
9226 get_exit_conditions_rec, number_of_iterations_in_loop,
9227 scev_initialize): Use single_exit information.
9228 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
9229 missing assumptions.
9230 (loop_niter_by_eval): Return number of iterations as unsigned
9232 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
9233 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
9234 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
9236 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
9237 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
9238 the defining statement is ready.
9239 * tree-vectorizer.c (vect_create_iv_simple): Removed.
9240 (vect_create_index_for_array_ref, vect_transform_loop_bound):
9242 (vect_transform_loop_bound): Use single_exit information.
9243 (vect_analyze_loop_form): Cleanup bogus tests.
9244 (vectorize_loops): Do not call flow_loop_scan.
9245 * tree.h (may_negate_without_overflow_p): Declare.
9246 * fold-const.c (may_negate_without_overflow_p): Split out from ...
9247 (negate_expr_p): ... this function.
9248 (tree_expr_nonzero_p): Handle overflowed constants correctly.
9249 * doc/invoke.texi (-fivcanon): Document.
9250 * doc/passes.texi: Document canonical induction variable creation.
9252 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9254 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
9255 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
9256 using the mode of the operand to decide between them.
9257 * config/mips/mips.md (MOVECC): New mode macro.
9258 (ccreg): New mode attribute.
9259 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
9260 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
9261 (mov[sd]icc): Redefine using :GPR.
9263 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9265 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
9266 (mips_prefetch_cookie): New function.
9267 * config/mips/mips.c (print_operand_address): Fix handling of
9269 (mips_emit_prefetch): Delete.
9270 (mips_prefetch_cookie): New function.
9271 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
9272 mode of QImode for the address_operand. Use mips_prefetch_cookie
9273 to calculate the first "pref" operand.
9274 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
9275 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
9277 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
9279 * arm.md: Include predicates.md.
9280 * predicates.md: New file.
9281 * arm.c (s_register_operand, arm_hard_register_operand)
9282 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
9283 (arm_immediate_operand, arm_neg_immediate_operand)
9284 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
9285 (arm_add_operand, arm_addimm_operand, arm_not_operand)
9286 (offsettable_memory_operand, alignable_memory_operand)
9287 (arm_reload_memory_operand, arm_float_rhs_operand)
9288 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
9289 (index_operand, shiftable_operator, logical_binary_operator)
9290 (shift_operator, equality_operator, arm_comparison_operator)
9291 (minmax_operator, cc_register, dominant_cc_register)
9292 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
9293 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
9294 (const_shift_operand, load_multiple_operation)
9295 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
9296 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
9297 (cirrus_register_operand, cirrus_fp_register)
9298 (cirrus_shift_const): Delete, replaced with equivalents in
9300 (shift_op): Handle ROTATE.
9301 * arm-protos.h: Delete declarations for above.
9302 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
9303 * t-arm (MD_INCLUDES): Add predicates.md.
9304 (s-preds): Depends on MD_INCLUDES.
9306 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9308 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
9309 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
9310 patterns. Redefine using :GPR. Give the match_operator a mode.
9311 Use '%2' rather than '%z2' for operand 2.
9313 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9315 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
9318 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9320 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
9321 of internal patterns.
9322 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
9324 (tablejump): Use expand_binop to calculate address. Adjust names
9325 of internal patterns.
9326 (tablejump[sd]i): Renamed from tablejump_internal[12].
9328 (tablejump_mips16[12]): Delete.
9330 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9332 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
9333 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
9334 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
9335 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
9336 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
9338 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9340 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
9341 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
9343 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
9344 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
9345 (*branch_equality[sd]i_inverted): Likewise
9346 branch_equality{,_di}_inverted.
9347 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
9348 Redefine using :GPR.
9350 2004-08-24 Zack Weinberg <zack@codesourcery.com>
9352 * rtl.def: Reorganize, placing all codes used only in machine
9353 descriptions at the end.
9355 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
9356 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
9357 rtx_name, rtx_format arrays by direct reference to rtl.def,
9358 first undefining GENERATOR_FILE. Define enum insn_note and
9359 note_insn_name array by direct reference to insn-notes.def.
9360 (adjust_field_rtx_def): Remove local definition of rtx_name.
9361 Use symbolic names for insn notes.
9362 * Makefile.in (gengtype.o): Update dependencies.
9364 2004-08-24 Zack Weinberg <zack@codesourcery.com>
9366 * basic-block.h (struct basic_block_def): Reorder fields to
9367 eliminate interior padding. Remove 'partition' field.
9368 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
9369 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
9370 (BB_COPY_PARTITION): New macros.
9371 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
9372 Replace all references to the 'partition' field of a basic
9373 block with new macros.
9375 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
9376 * final.c (final_scan_insn): Don't handle it.
9377 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
9378 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
9379 * sched-rgn.c (sched_is_disabled_for_current_region_p):
9380 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
9382 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
9384 * c-decl.c (c_init_decl_processing): Adjust
9385 build_common_tree_nodes call.
9386 * expmed.c (const_mult_add_overflow_p): Use
9387 build_distinct_type_copy.
9388 * stor-layout.c (early_type_list): Remove.
9389 (layout_type): Don't append to early_type_list.
9390 (initialize_sizetypes): Add signed_p argument.
9391 (set_sizetype): Overwrite the stub type nodes directly.
9392 * tree.c (copy_node_stat): Clear a type's value cache here ...
9393 (build_distinct_type): ... not here.
9394 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
9395 * tree.h (initialize_sizetypes): Add signed_p argument.
9396 (build_common_tree_nodes): Likewise.
9398 * objc/objc-act.c (get_static_reference): Use
9399 build_variant_type_copy.
9400 (get_protocol_reference): Likewise.
9401 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
9403 2004-08-24 Richard Henderson <rth@redhat.com>
9404 Andrew Pinski <apinski@apple.com>
9406 * gimplify.c (gimplify_array_ref_to_plus): Delete.
9407 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
9410 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
9411 ARRAY_REF also to get to the STRING_CST.
9413 2004-08-24 Paul Brook <paul@codesourcery.com>
9415 * config/arm/arm.c (arm_override_options): Update error message.
9416 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
9417 TARGET_HARD_FLOAT_ABI.
9418 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
9419 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
9421 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9424 * config/m32r.md (movsi_sda): Add SI mode specification to
9427 2004-08-24 Nick Clifton <nickc@redhat.com>
9429 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
9430 of seth_add3_operand.
9432 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
9434 * Makefile.in (PROTO_OBJS): Add errors.o.
9435 * protoize.c (fancy_abort): Remove.
9436 * mips-tfile.c (fancy_abort): Add parameters.
9438 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
9440 * doc/trouble.texi (C++ misunderstandings): Fix example code.
9442 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
9444 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
9445 (host-default.o): Add dependency on HOOKS_H.
9446 * config/x-linux: Likewise.
9447 * config/x-solaris: Likewise.
9448 * config/i386/x-mingw32: Likewise.
9449 * config/rs6000/x-darwin: Likewise.
9451 2004-08-23 James E Wilson <wilson@specifixinc.com>
9453 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
9456 2004-08-23 Mark Mitchell <mark@codesourcery.com>
9459 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
9461 2004-08-23 Diego Novillo <dnovillo@redhat.com>
9463 * cfg.c (check_bb_profile): Fix typos.
9464 * function.c (assign_parm_is_stack_parm): Likewise.
9465 * tree-nested.c: Likewise.
9467 2004-08-23 Daniel Jacobowitz <dan@debian.org>
9469 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
9471 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
9473 2004-08-23 Eric Christopher <echristo@redhat.com>
9475 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
9476 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
9477 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
9479 * hooks.h: Include machmode.h.
9480 (hook_bool_mode_false): Declare.
9481 * hooks.c (hook_bool_mode_false): Define.
9482 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
9483 * stor-layout.c (layout_type): Ditto.
9484 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
9485 Define to target macro.
9486 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
9487 * config/arm/arm.c: Ditto. Use.
9488 * config/arm/arm.h: Ditto.
9489 * config/arm/arm-protos.h: Ditto.
9490 * config/i386/i386.c: Ditto.
9491 * config/i386/i386.h: Ditto.
9492 * config/rs6000/rs6000.c: Ditto.
9493 * config/rs6000/rs6000.h: Ditto.
9494 * config/sh/sh.c: Ditto.
9495 * config/sh/sh.h: Ditto.
9496 * config/sh/sh-protos.h: Ditto.
9497 * config/sh/sh.md: Use.
9498 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
9499 to TARGET_VECTOR_MODE_SUPPORTED_P.
9501 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
9503 * Makefile.in (BUILD_ERRORS): Set to build-errors.
9504 (errors.o): New target for host.
9505 (build-errors.o): New target for build.
9506 (genobjs): Replace errors.o with build-errors.
9507 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
9508 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
9509 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
9510 (fix-header.o): Add errors.h
9511 * collect2.c (fancy_abort): Add parameters.
9512 * collect2.h (fancy_abort): Don't declare.
9513 * errors.h (fancy_abort): Don't declare.
9514 * errors.c: Include either bconfig.h or config.h.
9515 (fancy_abort): Trim filename.
9516 * fix-header.c (v_fatal, fatal): Remove.
9517 (progname): Remove definition.
9518 (main): Set progname here.
9519 * gcc.c (fancy_abort): Add parameters.
9520 * gcc.h (fancy_abort): Remove declaration.
9521 * gcov.c (fancy_abort): Remove.
9522 * rtl.h (fancy_abort): Don't declare.
9523 (abort): Don't define.
9524 * tree.h (fancy_abort): Don't declare.
9525 (abort): Don't define.
9526 * system.h (fancy_abort): Declare.
9527 (abort): Define to fancy_abort.
9528 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
9530 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
9531 (usize_type, ubitsizetype): Remove.
9532 * stor-layout.c (set_sizetype): Don't initialize usizetype,
9534 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
9536 * tree.h (build_distinct_type_copy): New.
9537 (build_type_copy): ... here. Rename to ...
9538 (build_variant_type_copy): ... here.
9539 * tree.c (build_qualified_type): Rename build_type_copy call.
9540 (build_distinct_type_copy): New, broken out of ...
9541 (build_type_copy): ... here. Rename to ...
9542 (build_variant_type_copy): ... here. Use
9543 build_distinct_type_copy.
9544 (build_common_tree_nodes_2): Rename build_type_copy call.
9545 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
9547 (handle_packed_attribute, handle_unused_attribute,
9548 handle_transparanet_union_attribute, handle_aligned_attribute,
9549 handle_deprecated_attribute): Likewise.
9550 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
9552 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
9553 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
9554 build_distinct_type_copy.
9556 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9558 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
9561 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9563 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
9565 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
9566 formerly unnamed patterns. Redefine using :P for the address. Remove
9567 explicit length attributes.
9569 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9571 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
9573 (single_reachable_address): Use them.
9574 (schedule_sm): Add dump.
9575 (is_call_clobbered_ref): New function.
9576 (determine_lsm_reg): Check whether the reference is call clobbered.
9577 Only work for gimple_reg_type values.
9579 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9581 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
9582 $31 store insns. Redefine using :GPR.
9584 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9586 * config/mips/mips.md (P): New mode macro.
9587 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
9588 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
9589 Add mode attributes.
9591 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9593 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
9594 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
9595 later constants to cover the gap.
9596 (load, store): New mode attributes.
9597 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
9598 Use new unspec constants.
9600 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9602 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
9603 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
9604 to use register_operand rather than uns_arith_operand as the predicate
9605 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
9606 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
9607 Redefine using :GPR. Make same predicate change here. Extend the
9608 commutativity of operands 1 and 2 from the SImode version to the
9610 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
9611 but with no predicate changes.
9612 (*nor[sd]i3): Redefine using :GPR.
9614 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9616 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
9619 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9621 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
9622 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
9623 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
9624 rather than "%z2" (with a fake const0_rtx for operand 2).
9625 (ffs[sd]i2): Redefine using :GPR.
9626 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
9628 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9630 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
9632 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9634 * config/mips/mips.md (any_extend): New code macro.
9635 (u, su): New code attributes.
9636 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
9637 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
9638 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
9639 (*{s,u}mul_acc_di): Redefine using any_extend.
9640 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
9641 to reflect real insn names.
9642 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
9643 with an any_extend template.
9644 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
9647 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9649 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
9650 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
9651 (mul[sd]i3_r4000): Redefine using :GPR.
9652 (mulsi3_mult3): Don't check TARGET_MAD separately.
9653 (muldi3_mult3): Moved after mulsi_mult3.
9655 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9657 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
9658 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
9659 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
9660 (TARGET_GAS, TARGET_MIPS_AS): Delete.
9661 (TARGET_GPWORD): Define to true for n32 on IRIX.
9662 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
9663 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
9664 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
9665 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
9666 (MDEBUG_ASM_SPEC): Delete, folding into...
9667 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
9668 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
9669 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
9670 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
9671 to define asm_abi_default_spec.
9672 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
9673 (TARGET_ASM_SELECT_SECTION): Delete.
9674 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
9675 for non-mips16 code, removing previous workaround for SGI assemblers.
9676 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
9677 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
9678 (override_options): Remove !TARGET_GAS and !have_named_sections code.
9679 (print_operand): Fold TARGET_GAS conditionals into asm strings.
9680 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
9681 ASM_STABS_OP and ASM_STABN_OP.
9682 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
9683 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
9684 (mips_output_function_prologue): Remove !TARGET_GAS code.
9685 (mips_select_rtx_section): Remove !have_named_sections code.
9686 (mips_select_section): Delete.
9687 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
9688 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
9689 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
9690 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
9691 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
9692 * config/mips/windiss.h (ASM_SPEC): Likewise.
9694 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9696 * read-rtl.c (map_value, mapping, macro_group): New structures.
9697 (BELLWETHER_CODE): New macro.
9698 (modes, codes, bellwether_codes): New variables.
9699 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
9700 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
9701 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
9702 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
9703 (add_map_value, initialize_macros): New functions.
9704 (def_hash, def_hash_eq_p): Generalize to anything that points to,
9705 or starts with, a char * field.
9706 (find_macro, read_mapping, check_code_macro): New functions.
9707 (read_rtx_1): New, split out from read_rtx. Handle the new
9708 define_{mode,code}_{macro,attr} constructs. Use find_macro
9709 to parse the name of a code or mode. Use BELLWETHER_CODE to
9710 extract the format and to choose a suitable code for rtx_alloc.
9711 Modify recursive invocations to use read_rtx_1.
9712 (read_rtx): Call initialize_macros. Apply code and mode macros
9713 to the rtx returned by read_rtx_1. Cache everything after the
9714 first macro expansion for subsequent read_rtx calls.
9715 * doc/md.texi: Document new .md constructs.
9716 * config/mips/mips.md (GPR): New mode macro.
9717 (d, si8_di5): New mode attributes.
9718 (any_cond): New code macro.
9719 (add[sd]i3): Redefine using :GPR.
9720 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
9721 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
9722 previously unnamed MIPS16 patterns.
9723 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
9724 lines. Don't match (plus (const_int 0) ...).
9725 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
9726 Use a define_split to generate the addition.
9727 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
9728 (subsi3_internal): Delete.
9729 (*subsi3_extended): Renamed from subsi3_internal_2.
9730 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
9731 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
9732 using an any_cond template.
9734 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9736 * read-rtl.c (read_rtx): Tidy use of format_ptr.
9738 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9740 * read-rtl.c (string_obstack): New file-scope variable.
9741 (read_string, read_quoted_string, read_braced_string)
9742 (read_escape): Remove obstack parameter and use string_obstack instead.
9743 (read_rtx): Remove function-local rtl_obstack and initialize
9744 string_obstack instead. Update call to read_string.
9746 2004-08-22 Andrew Pinski <apinski@apple.com>
9749 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
9750 expression is not constant.
9751 (c_finish_return): Do not go through INDIRECT_REF when looking
9752 for the inner expression of an ADDR_EXPR for warning about.
9754 2004-08-22 Richard Henderson <rth@redhat.com>
9757 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
9758 create new blocks and fall through.
9759 (expand_gimple_basic_block): Update to match.
9761 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
9763 * reload.c (find_reloads_address): Make return value tri-state.
9764 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
9765 (find_reloads): Assume that reloaded addresses match 'o' or
9766 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
9767 returned 1 (not -1). Omit optional reloads for address operands
9768 only if find_reloads_address returned 1 (not -1).
9770 * config/s390/s390.c (legitimize_reload_address): New function.
9771 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
9772 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
9773 legitimize_reload_address.
9775 2004-08-22 Richard Hendersion <rth@redhat.com>
9777 * tree.h (SAVE_EXPR_RESOLVED_P): New.
9778 * gimplify.c (gimplify_save_expr): Use it.
9779 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
9780 on the temporary variable.
9782 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
9784 * fold-const.c (rtl_expr_nonnegative_p): Delete.
9785 * tree.h (rtl_expr_nonnegative_p): Remove.
9787 2004-08-22 Steven Bosscher <stevenb@suse.de>
9789 * config/i386/ppro.md (ppro_complex_insn): Add missing check
9790 for cpu==pentiumpro.
9792 * combine.c (struct reg_stat): Fix comment typo.
9794 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
9796 * c-tree.h (c_sizeof_nowarn): Remove.
9798 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
9800 * c-decl.c (set_array_declarator_type): Rename to
9801 set_array_declarator_inner.
9802 (build_c_parm, build_attrs_declarator, build_function_declarator):
9804 (make_pointer_declarator): Call build_attrs_declarator.
9805 * c-tree.h (set_array_declarator_type): Rename to
9806 set_array_declarator_inner.
9807 (build_c_parm, build_attrs_declarator, build_function_declarator):
9809 * c-parse.in (after_type_declarator,
9810 parm_declarator_starttypename, parm_declarator_nostarttypename,
9811 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
9812 firstparm): Use these functions
9814 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
9816 * c-decl.c (build_array_declarator, set_array_declarator_type,
9817 start_decl, grokdeclarator, grokparms): Change boolean parameters
9819 * c-tree.h (build_array_declarator, set_array_declarator_type,
9820 start_decl): Update prototypes.
9821 * c-decl.c, c-parse.in: All callers changed.
9823 2004-08-21 Mike Stump <mrs@apple.com>
9825 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
9826 (darwin_fix_and_continue): Likewise.
9827 (darwin_fix_and_continue_switch): Likewise.
9828 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
9829 (darwin_fix_and_continue): Likewise.
9830 (darwin_fix_and_continue_switch): Likewise.
9832 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
9835 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
9836 Remove, merging into ...
9837 (gen_stdcall_or_fastcall_suffix): New function, returning tree
9838 rather than const char*, and accepting additional parameter.
9839 Don't add suffix to '*'-prefixed symbols or variadic functions.
9840 (i386_pe_encode_section_info): Adjust for call to new function.
9841 Call change_decl_assembler_name.
9843 2004-08-20 Mike Stump <mrs@apple.com>
9845 * config/darwin.c (machopic_indirect_data_reference): Mark
9847 * config/386/386.c (darwin_local_data_pic): Add.
9848 (legitimate_constant_p): Reorder so that PLUS handling runs
9849 before darwin_local_data_pic to match the ordering in
9850 legitimate_pic_address_disp_p and so that MINUS runs after
9851 darwin_local_data_pic as otherwise the darwin_local_data_pic
9852 logic can be skipped, which would be very bad.
9853 (legitimate_pic_address_disp_p): Move from from here to
9854 darwin_local_data_pic so it can be reused.
9856 2004-08-21 Alan Modra <amodra@bigpond.net.au>
9858 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
9859 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
9860 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
9861 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
9862 (RS6000_ABI_NAME): Define as "linux".
9863 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
9864 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
9865 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
9866 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
9867 * config/rs6000/rs6000.c (dot_symbols): New global var.
9868 (rs6000_output_function_entry): New function, modified for
9870 (print_operand <case 'z'>): ..extracted from here.
9871 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
9872 (rs6000_output_function_epilogue): Likewise.
9873 (rs6000_elf_declare_function_name): Likewise.
9874 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
9875 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
9876 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
9877 * configure: Regenerate.
9878 * config.in: Regenerate.
9880 2004-08-20 Mark Mitchell <mark@codesourcery.com>
9882 * reload.c (find_reloads_address): Fix thinko in previous change.
9884 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
9887 2004-08-20 Jakub Jelinek <jakub@redhat.com>
9889 PR rtl-optimization/17099
9890 * combine.c (force_to_mode): Check if inner_mask has any bits set
9891 outside of GET_MODE (x) instead of op_mode.
9893 2004-08-20 Mark Mitchell <mark@codesourcery.com>
9895 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
9897 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
9898 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
9899 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
9901 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
9903 * config/arm/t-symbian: New file.
9905 2004-08-20 Andrew Pinski <apinski@apple.com>
9907 * regrename.c (kill_value_regno): ANSIfy.
9909 2004-08-20 Dale Johannesen <dalej@apple.com>
9911 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
9913 2004-08-20 Daniel Jacobowitz <dan@debian.org>
9915 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
9916 (kill_value_regno): New function, derived from kill_value.
9917 (kill_value): Update.
9918 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
9920 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
9922 Fix PR tree-optimization/17111
9923 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
9924 of non-value_handles.
9925 (bitmap_set_contains): All constants are in every set.
9927 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
9929 * fold-const.c (round_up, round_down): Use build_int_cst.
9930 Optimize common case.
9932 2004-08-20 Zack Weinberg <zack@codesourcery.com>
9933 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9935 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
9936 one_only_data_section): Rename to som_readonly_data_section,
9937 som_one_only_readonly_data_section and som_one_only_data_section.
9938 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
9939 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
9940 conditional defines.
9941 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
9942 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
9944 (pa_select_section): Use renamed section functions.
9945 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
9946 SOM_READONLY_DATA_SECTION_FUNCTION,
9947 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
9948 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
9950 * config/pa/som.h: ... not here.
9951 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
9952 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
9953 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
9954 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
9955 (READONLY_DATA_SECTION): Use som_readonly_data_section.
9957 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
9959 * fold-const.c (int_const_binop): Don't generate non-overflowing
9960 size-types specially.
9961 (fold_convert_const): Likewise.
9963 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
9964 clear cache on copied sizetype.
9966 2004-08-20 Ben Elliston <bje@au.ibm.com>
9968 * configure.ac: Don't escape apostrophe in --enable-coverage help.
9969 * configure: Regenerate.
9971 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
9974 * gcc.c (struct stat input_stat): Don't define if
9975 HOST_LACKS_INODE_NUMBERS
9976 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
9977 than stat to determine if temp file is same as input file.
9978 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
9979 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
9981 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
9983 * configure.ac (mips*-*-*): Print an error if not using GAS.
9984 * configure: Regenerated.
9985 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
9986 comments about buggy MIPSpro assemblers.
9987 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
9988 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
9989 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
9990 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
9991 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
9992 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
9993 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
9994 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
9995 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
9996 of more general IRIX 6 definitions.
9997 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
9998 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
9999 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
10000 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
10001 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
10002 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
10003 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
10004 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
10005 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
10006 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
10007 (LINK_SPEC): Move most of definition to iris.h.
10008 (SUBTARGET_LINK_SPEC): New macro.
10009 (IRIX_STARTFILE_SPEC): Fold into...
10010 (STARTFILE_SPEC): ...here.
10011 (IRIX_ENDFILE_SPEC): Fold into...
10012 (ENDFILE_SPEC): ...here.
10013 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
10014 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
10015 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
10016 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
10017 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
10018 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
10019 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
10020 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
10021 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
10022 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
10023 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
10024 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
10025 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
10026 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
10027 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
10028 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
10029 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
10030 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
10031 (TARGET_IRIX6): Define to 1.
10032 (DRIVER_SELF_SPECS): Define.
10033 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
10034 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
10035 (SUBTARGET_LINK_SPEC): New macro.
10036 (IRIX_STARTFILE_SPEC): Fold into...
10037 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
10038 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
10039 (LIB_SPEC, LIBGCC_SPEC): Use them.
10040 (LIB_SPEC): Remove !mabi=* case.
10041 (IRIX_ENDFILE_SPEC): Fold into...
10042 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
10043 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
10044 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
10045 (TARGET_IRIX6): New macro.
10046 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
10047 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
10048 (LABEL_AFTER_LOC): Delete.
10049 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
10050 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
10051 (mips_build_builtin_va_list): Check TARGET_IRIX6.
10052 (override_options): Remove TARGET_SGI_O32_AS-related code.
10053 (irix_output_external_libcall): Make static.
10054 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
10056 (mips_file_start): Tidy guard for ABI sections. Remove use of
10057 ABICALLS_ASM_OP; use .abicalls instead.
10058 (mips_output_aligned_decl_common, mips_declare_object_name)
10059 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
10060 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
10061 .globl foo .text directives.
10062 (irix_asm_named_section_1, irix_asm_named_section)
10063 (irix_section_align_entry, irix_section_align_htab)
10064 (irix_orig_asm_out_file, irix_section_align_entry_eq)
10065 (irix_section_align_entry_hash, irix_asm_output_align)
10066 (irix_file_start, irix_section_align_1, copy_file_data)
10067 (irix_file_end, irix_section_type_flags): Delete.
10068 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
10069 Use standard section syntax. Remove protective "jr $31".
10070 (__gcc_fini): Likewise .gcc_fini.
10071 * config/mips/irix-crtn.asm: Adjust sections accordingly.
10072 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
10074 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
10076 (EXTRA_MULTILIB_PARTS): Define.
10077 * config/mips/t-iris6: Remove bogus comment.
10078 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
10079 * config/mips/iris5gas.h, config/mips/iris5gld.h,
10080 config/mips/iris6gas.h, config/mips/iris6gld.h,
10081 config/mips/t-iris5-as, config/mips/t-iris5-gas
10082 config/mips/t-irix-gld: Delete.
10083 * config/mips/iris.h: New file.
10084 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
10086 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
10088 * postreload.c (reload_cse_move2add): Allow any condjump, but check
10089 that the implicit set isn't clobbered in the jump insn.
10091 2004-08-19 Mark Mitchell <mark@codesourcery.com>
10093 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
10094 * optabs.c (init_optabs): Don't check it.
10095 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
10096 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
10098 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
10100 * config/s390/s390.md (s390_warn_framesize_string)
10101 (s390_warn_dynamic_string, s390_stack_size_string)
10102 (s390_stack_guard_string): New global string variables.
10103 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
10104 (s390_stack_guard): New global variables.
10105 (override_options): Added checks for the new options.
10106 (s390_emit_prologue): Emit stack check and trap code and perform
10107 compile time stack size checking.
10109 * config/s390/s390.h (TARGET_OPTIONS): Added new options
10110 "warn-framesize", "warn-dynamicstack", "stack-size" and
10113 * doc/invoke.texi: Added documentation for the new options.
10115 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
10117 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
10118 to eliminate warning.
10119 (linear_search_fdes): Declare p as unsigned.
10120 (binary_search_mixed_encoding_fdes): Likewise.
10121 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
10122 to eliminate warning.
10123 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
10126 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
10128 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
10129 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
10130 instead of one. Check for strictly legitimate address.
10131 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
10132 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
10134 2004-08-19 Eric Christopher <echristo@redhat.com>
10136 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
10137 * langhooks.h (unsave_expr_now): Ditto.
10138 * tree.h (unsave_expr_1): Remove prototype.
10139 (lhd_unsave_expr_now): Rename to unsave_expr_now.
10140 * tree-inline.c (unsave_expr_1): Move here
10141 from tree.c. Make static.
10142 (unsave_expr_now): Rename from lhd_unsave_expr_now.
10143 * tree-sra.c: Fix up for rename.
10144 * tree-ssa-copy.c: Ditto.
10145 * tree-eh.c: Ditto.
10146 * tree.c (unsave_expr_1): Move to tree-inline.c.
10148 2004-08-19 Caroline Tice <ctice@apple.com>
10150 * config/i386/cygming.h (switch_to_section): Fix typo (change
10151 in_unlikely_text_section to in_unlikely_executed_text).
10153 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
10155 * vec.h (VEC_lower_bound): New macro.
10157 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
10160 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
10161 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
10162 treat each ABI separately. Deal with n32/n64 complex float arguments.
10163 (function_arg): Add associated complex handling here.
10165 2004-08-19 Richard Henderson <rth@redhat.com>
10167 * config/arm/arm.c (arm_gen_load_multiple): Use
10168 adjust_automodify_address. Take base memory and offset instead
10169 of unchanging/struct/scalar bits.
10170 (arm_gen_store_multiple): Likewise.
10171 (arm_gen_movmemqi): Use adjust_automodify_address.
10172 * config/arm/arm-protos.h: Update decls.
10173 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
10174 (store_multiple): Similarly.
10176 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
10178 * regclass.c (globalize_reg): Update call_really_used_regs.
10180 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
10182 * doc/invoke.texi (integer-share-limit): Document.
10184 * tree.h (TYPE_CACHED_VALUES_P): New.
10185 (TYPE_CACHED_VALUES): New.
10186 (TYPE_ORIG_SIZE_TYPE): Adjust.
10187 * tree.def (INTEGER_CST): Update documentation.
10188 * tree.c: Inlcude params.h.
10189 (build_int_cst): Cache small values.
10190 (build_type_copy): Do not copy the value cache.
10191 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
10193 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
10194 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
10196 * fold-const.c (force_fit_type): Copy value when setting
10198 (int_const_binop): Likewise.
10199 * stor-layout.c: Include params.h
10200 (set_sizetype): Create values cache.
10201 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
10202 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
10203 * params.h (INTEGER_SHARE_LIMIT): New.
10204 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
10206 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
10208 * gimplify.c (gimplify_minimax_expr): Remove.
10209 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
10211 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
10213 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10214 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
10216 2004-08-19 Mark Mitchell <mark@codesourcery.com>
10218 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
10220 2004-08-18 Andrew Pinski <apinski@apple.com>
10222 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
10224 2004-08-18 Mark Mitchell <mark@codesourcery.com>
10226 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
10227 (__aeabi_ul2f): Likewise.
10229 2004-08-18 Richard Henderson <rth@redhat.com>
10231 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
10232 move to rtl completely.
10233 (struct meminsnbuf, xtensa_emit_block_move): Remove.
10234 (xtensa_find_mode_for_size): Remove.
10235 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
10236 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
10238 2004-08-18 Richard Henderson <rth@redhat.com>
10240 * config/mcore/mcore.c (mode_from_align): Remove DImode.
10241 (block_move_sequence): Rewrite to use adjust_address.
10242 (mcore_expand_block_move): Cleanup logic. Accept only operands.
10243 Return boolean indicating success/failure.
10244 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
10245 * config/mcore/mcore.md (movmemsi): Update to match.
10247 2004-08-18 Mike Stump <mrs@apple.com>
10249 * doc/invoke.texi (-mfix-and-continue): Add support for
10250 fast turn around debugging.
10251 (-ffix-and-continue): Likewise.
10252 (-mindirect-data): Likewise.
10253 (-findirect-data): Likewise.
10254 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
10255 (indirect_data): Likewise.
10256 (machopic_data_defined_p): Likewise.
10257 (machopic_output_indirection): Likewise.
10258 (darwin_encode_section_info): Likewise.
10259 (darwin_fix_and_continue): Likewise.
10260 (darwin_fix_and_continue_switch): Likewise.
10261 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
10262 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
10263 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
10264 (SUBTARGET_OPTIONS): Likewise.
10265 (darwin_fix_and_continue): Likewise.
10266 (darwin_fix_and_continue_switch): Likewise.
10267 (TARGET_FIX_AND_CONTINUE): Likewise.
10268 * config/rs6000.c (rs6000_emit_prologue): Likewise.
10270 2004-08-19 Steven Bosscher <stevenb@suse.de>
10272 * basic-block.h (struct edge_def): Remove crossing_edge.
10273 (EDGE_CROSSING): New define.
10274 (EDGE_ALL_FLAGS): Update.
10275 * bb-reorder.c (find_traces_1_round, better_edge_p,
10276 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
10277 find_jump_block, fix_crossing_conditional_branches,
10278 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
10279 Replace all occurences of crossing_edge with an edge flag check
10281 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10282 try_crossjump_bb): Likewise.
10283 * cfglayout.c (fixup_reorder_chain): Likewise.
10284 * cfgrtl.c (force_nonfallthru_and_redirect,
10285 commit_one_edge_insertion): Likewise.
10287 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
10288 * tree-flow.h (compute_dominance_frontiers): Move prototype...
10289 * basic-block.h: ...here.
10290 * tree-cfg.c (compute_dominance_frontiers_1,
10291 compute_dominance_frontiers): Move from here...
10292 * cfganal.c: ...to here. Include timevar.h.
10294 2004-08-18 James E Wilson <wilson@specifixinc.com>
10296 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
10297 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
10299 * config/mips/mips.md (type): Add frdiv.
10300 (divsf3+1, divsf3+2): Change type to frdiv.
10301 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
10302 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
10304 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
10305 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
10306 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
10307 * config/mips/5000.md (r5k_fdiv_single): Likewise.
10308 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
10309 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
10310 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
10311 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
10312 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
10313 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
10315 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
10317 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
10319 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
10320 get regression tester working again.
10322 2004-08-18 Zack Weinberg <zack@codesourcery.com>
10324 * insn-notes.def, reg-notes.def: New files.
10325 * rtl.h: Use them to define enum insn_note and enum reg_note.
10326 * rtl.c: Use them to define note_insn_name and reg_note_name.
10327 * Makefile.in (RTL_BASE_H): Update.
10329 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
10330 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
10332 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
10334 * arm.c (arm_size_rtx_costs): New function.
10335 (arm_override_options): Use it if optimizing for space.
10337 2004-08-18 Richard Henderson <rth@redhat.com>
10339 * emit-rtl.c (gen_const_mem): New.
10340 * rtl.h (gen_const_mem): Declare.
10341 * expr.c (do_tablejump): Use it.
10342 * varasm.c (force_const_mem): Likewise.
10343 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10344 (machopic_legitimize_pic_address): Likewise.
10345 * config/arm/arm.c (legitimize_pic_address): Likewise.
10346 * config/i386/i386.c (legitimize_pic_address): Likewise.
10347 (legitimize_tls_address): Likewise.
10348 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
10349 * config/ia64/ia64.md (load_fptr): Likewise.
10350 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
10351 * config/pa/pa.c (legitimize_pic_address): Likewise.
10352 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
10353 (rs6000_emit_move): Likewise.
10354 * config/s390/s390.c (legitimize_pic_address): Likewise.
10355 (legitimize_tls_address): Likewise.
10356 * config/s390/s390.md (casesi): Likewise.
10357 * config/sh/sh.c (sh_reorg): Likewise.
10358 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
10359 * config/v850/v850.md (casesi): Likewise.
10361 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
10362 * config/sh/sh.c (prepare_move_operands): Remove incorrect
10363 use of MEM_READONLY_P.
10365 2004-08-18 Steven Bosscher <stevenb@suse.de>
10367 * Makefile.in (OBJS-common): Add postreload-gcse.c.
10368 Add new postreload-gcse.o.
10369 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
10370 (lookup_as_function, insert, rehash_using_reg, use_related_value,
10371 equiv_constant): Use SAFE_HASH instead of safe_hash.
10372 (exp_equiv_p): Export. Add for_gcse argument when comparing
10374 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
10375 find_comparison_args, fold_rtx, cse_insn): Update callers.
10376 (hash_rtx): New function derived from old canon_hash and bits
10377 from gcse.c hash_expr_1.
10378 (canon_hash_string): Rename to hash_rtx_string.
10379 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
10380 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
10381 (cselib_lookup): Update this caller.
10382 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
10384 (hash_expr): Call hash_rtx.
10385 (ldst_entry): Likewise.
10386 (expr_equiv_p): Call exp_equiv_p.
10387 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
10388 reg_used_on_edge, reg_set_between_after_reload_p,
10389 reg_used_between_after_reload_p, get_avail_load_store_reg,
10390 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
10391 get_bb_avail_insn, hash_scan_set_after_reload,
10392 compute_hash_table_after_reload,
10393 eliminate_partially_redundant_loads, gcse_after_reload,
10394 get_bb_avail_insn, gcse_after_reload_main): Remove.
10395 * postreload-gcse.c: New file, reincarnating most of the above.
10396 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
10397 (gcse_after_reload_main): Update prototype.
10398 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
10399 * passes.c (rest_of_handle_gcse2): Use it.
10401 2004-08-18 Diego Novillo <dnovillo@redhat.com>
10403 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
10404 (pass_loop_done): Likewise.
10406 2004-08-18 Andrew Pinski <apinski@apple.com>
10408 * config/rs6000/darwin.md: Delete the altivec patterns which are
10409 handled differently now.
10410 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
10411 (macho_correct_pic_di): Likewise.
10412 (call_indirect_nonlocal_darwin64): Likewise.
10413 Delete the save world/saveFP/saveVec patterns.
10415 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
10416 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
10417 * config/rs6000/rs6000.md: Include darwin.md.
10418 (builtin_setjmp_receiver): Add DImode case.
10419 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
10422 2004-08-18 Matt Austern <austern@apple.com>
10424 Dead code stripping
10425 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
10426 * darwin.c (darwin_file_end): Mark file as potentially strippable.
10428 2004-08-18 Richard Henderson <rth@redhat.com>
10430 * alias.c (readonly_fields_p): Remove.
10431 (objects_must_conflict_p): Don't call it.
10432 * tree.h (readonly_fields_p): Remove.
10433 * langhooks.h (struct lang_hooks): Remove honor_readonly.
10434 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
10436 2004-08-18 Diego Novillo <dnovillo@redhat.com>
10438 * tree-dfa.c (add_referenced_var): Only global variables are
10440 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
10441 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
10442 all pointers dereferenced if the statement dereferences them.
10443 (create_name_tags): Do not create memory tags for pointers
10444 that have PT_ANYTHING set.
10445 Also check if PT_VARS is not empty before creating a name tag.
10446 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
10447 variables that share the same alias set with a pointer that
10448 may point anywhere.
10449 (add_may_alias): Add FIXME comment to remove clobbering
10450 aliased variables and tags.
10451 (replace_may_alias): Likewise.
10452 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
10453 (merge_pointed_to_info): If the original variable has not
10454 points-to information, call set_pt_anything.
10455 (add_pointed_to_var): Do not prevent adding a pointed-to
10456 variable if the pointers is PT_ANYTHING.
10457 If the variable is a global, set PT_GLOBAL_MEM.
10458 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
10459 pointer type only come in PTR+OFFSET flavours.
10460 Always call merge_pointed_to_info on PHI arguments that are
10462 (get_nmt_for): Mark call-clobbered tags whose pointer points
10464 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
10466 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
10468 (add_stmt_operand): Abort if the caller tried to add a killing
10469 definition for a memory tag.
10470 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
10471 unnecessary checks.
10473 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
10475 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
10476 from call_used_regs. Update call_really_used_regs.
10477 (CALL_REALLY_USED_REGISTERS): Define.
10478 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
10479 Replace call_used_regs with call_really_used_regs.
10480 (calc_live_regs, sh_media_register_for_return): Likewise.
10481 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
10482 * sh.md (return_media): Likewise.
10484 2004-08-18 Andrew Pinski <apinski@apple.com>
10486 * config/darwin.c (machopic_legitimize_pic_address): Only set
10487 MEM_READONLY_P in the non TARGET_TOC case.
10489 2004-08-18 Zack Weinberg <zack@codesourcery.com>
10491 * rtl.def (NIL): Delete.
10492 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
10493 Tighten the syntax a little.
10495 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
10496 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
10497 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
10498 * config/i386/predicates.md, config/m32r/m32r.h
10499 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
10500 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
10501 * config/sparc/sparc.h, doc/tm.texi:
10502 Replace all occurrences of NIL with UNKNOWN.
10504 2004-08-18 Zack Weinberg <zack@codesourcery.com>
10506 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
10507 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
10508 sequence inline. Move drop_through_label code into this
10509 block, being the only place it is used. Adjust comments.
10511 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
10513 * config/rs6000/altivec.md: Add new patterns for calls to
10514 save_world/rest_world functions.
10516 * config/rs6000/rs6000-protos.h: (save_world_operation,
10517 restore_world_operation) new declarations.
10519 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
10521 (rs6000_stack_info): Set world_save_p field.
10522 (save_world_operation): New function.
10523 (restore_world_operation): New function.
10524 (compute_save_world_info): New function.
10525 (rs6000_stack_info): Call compute_save_world_info.
10526 (rs6000_emit_prologue): Check for world_save_p and generate
10527 pattern to call save_world for saving all non-volatile and
10529 (rs6000_emit_epilogue): Check for world_save_p and generate
10530 pattern to call rest_world to restore saved registers.
10532 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
10533 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
10534 (rs6000_reg_names): New entries added for save_world_operation and
10535 restore_world_operation.
10537 2004-08-18 Caroline Tice <ctice@apple.com>
10539 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
10540 "-freorder-blocks-and-partition" to the flags used in second
10541 stage of profiledbootstrap.
10542 * bb-reorder.c (push_to_next_round_p): Add new variable,
10543 next_round_is_last; set and use variable to make sure, when
10544 partitioning, that the last trace construction round consists
10545 of all (and only) cold basic blocks.
10546 (rotate_loop): Don't copy blocks that end in a section
10548 (copy_bb): Correctly initialize "partition" of duplicated bb.
10549 (add_unlikely_executed_notes): Add a comment.
10550 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
10551 to make sure, if function contains hot blocks, that the
10552 successors of ENTRY_BLOCK_PTR are hot; also, only look for
10553 crossing edges if the architecture supports named sections.
10554 (mark_bb_for_unlikely_executed_section): Modify to always
10555 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
10556 the basic block note insn.
10557 (fix_crossing_unconditional_branches): Remove extra space.
10558 (fix_edges_for_rarely_executed_code): Modify to only do
10559 partitioning work if the architecture supports named sections.
10560 (reorder_basic_blocks): Modify to only add
10561 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
10562 supports named sections.
10563 * c-common.c (handle_section_attribute): Initialize new global
10564 variable, user_defined_section_attribute, to true if user has
10566 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
10567 forward edges that cross section boundaries.
10568 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
10569 partitioning information if the architecture supports named
10571 * cfgrtl.c (target.h): Add statement to include this.
10572 (rtl_split_block): Make sure newly created bb gets correct
10574 (try_redirect_by_replacing_jump): Make sure redirection isn't
10575 attempting to cross section boundaries.
10576 (force_nonfallthru_and_redirect): Only do partition fix up if
10577 architecture supports named sections.
10578 (rtl_split_edge): Make sure newly created bb ends up in
10580 (commit_one_edge_insertion): Remove code that incorrectly
10581 updated basic block partition; Make sure partition fix up only
10582 happens if architecture supports named sections and it's not
10584 (rtl_verify_flow_info_1): Fix if-condition on test/error
10585 condition that fallthru edges are not allowed to cross section
10587 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
10588 * final.c (final_scan_insn): Remove redundant test from if-statement;
10589 change calls to text_section into calls to function_section; add code
10590 to only to partitioning fix up if architecture supports named
10592 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
10594 (if_convert): Add targetm.have_named_sections to test.
10595 * output.h (unlikely_section_label): Extern declaration for new global
10597 (unlikely_text_section_name): Likewise.
10598 * opts.c (decode_options): If both partitioning and DWARF debugging
10599 are turned on, issue a warning that this doesn't work, and change
10600 partitiong to basic block reordering (without hot/cold partitions).
10601 * passes.c (rest_of_handle_final): Re-set new global variable,
10602 user_defined_section_attribute, to false.
10603 (rest_of_compilation): Change options for calling partitioning
10604 function: Don't call if the user defined the section attribute, and
10605 don't call if DECL_ONE_ONLY is true for the current function.
10606 * predict.c (choose_function_section): Return immediately if we
10607 are doing hot/cold partitioning (i.e. let the basic block partitioning
10608 determine where the function belongs).
10609 * reg-stack.c (emit_swap_insn): Add condition to step over
10610 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
10611 * toplev.c (user_defined_section_attribute): New global variable.
10612 * toplev.h (user_defined_section_attribute): Extern declaration
10613 for new global variable.
10614 * varasm.c (unlikely_section_label): New global variable.
10615 (unlikely_text_section_name): New global variable.
10616 (unlikely_text_section): Add code to initialize
10617 unlikely_text_section_name if necessary; modify to use
10618 unlikely_text_section_name and unlikely_section_label; also to use
10619 named_section properly.
10620 (in_unlikely_text_section): Modify to work correctly with
10621 named_section and to use unlikely_text_section_name.
10622 (named_section): Add code to work properly with cold section.
10623 (function_section): Clean up if-statement.
10624 * config/darwin.c (darwin_asm_named_section): Return to original
10625 code, removing use of SECTION_FORMAT_STRING.
10626 * config/arm/pe.h (switch_to_section): Add case for
10627 in_unlikely_executed_text to switch statement.
10628 * config/i386/cygming.h (switch_to_section): Likewise.
10629 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
10630 (SECTION_FORMAT_STRING): Likewise.
10631 * config/mcore/mcore.h (switch_to_section): Likewise.
10632 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
10633 (SECTION_FORMAT_STRING): Remove.
10635 2004-08-18 Roger Sayle <roger@eyesopen.com>
10637 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
10638 -ffixed-reg safe, by preserving the meanings of zero and one.
10639 (CALL_USED_REGISTERS): Likewise.
10640 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
10642 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
10644 * config/sh/sh.c (split_branches): Check the result of
10646 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
10647 Call rtl_register_cfg_hooks.
10649 2004-08-18 Richard Henderson <rth@redhat.com>
10651 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
10652 * alias.c (true_dependence): Update to match new semantics.
10653 (canon_true_dependence, write_dependence_p): Likewise.
10654 (anti_dependence, output_dependence): Update write_dependence_p args.
10655 (unchanging_anti_dependence): Remove.
10656 * calls.c (purge_mem_unchanging_flag): Remove.
10657 (fixup_tail_calls): Don't call it.
10658 (expand_call): Don't add unchanging memory to function usage.
10659 * expr.c (emit_block_move_via_libcall): Likewise.
10660 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
10661 (get_subtarget): Don't use RTX_UNCHANGING_P.
10662 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
10663 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
10664 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
10665 * cse.c (insert): Don't use RTX_UNCHANGING_P.
10666 (cse_insn, canon_hash): Use MEM_READONLY_P.
10667 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
10668 instead of RTX_UNCHANGING_P.
10669 * explow.c (maybe_set_unchanging): Remove.
10670 * expr.h (maybe_set_unchanging): Remove.
10671 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
10672 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
10673 (assign_parm_setup_reg, expand_function_start): Likewise.
10674 * integrate.c (copy_rtx_and_substitute): Likewise.
10675 * ra-rewrite.c (emit_colors): Likewise.
10676 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
10677 (fixup_match_1): Likewise.
10678 * reload1.c (reload, alter_reg): Likewise.
10679 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
10680 not RTX_UNCHANGING_P.
10681 (equiv_init_varies_p): Likewise.
10682 * loop-invariant.c (check_maybe_invariant): Likewise.
10683 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
10684 * loop.c (note_addr_stored): Likewise.
10685 (prescan_loop): Likewise. Don't check function usage for clobbered
10687 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
10688 not RTX_UNCHANGING_P.
10689 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
10690 * varasm.c (force_const_mem): Likewise.
10691 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
10692 * web.c (entry_register): Likewise.
10693 * tree-gimple.h (get_base_address): Move decl ...
10694 * tree.h: ... here.
10695 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
10697 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
10698 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
10699 (alpha_set_memflags): Update to match.
10701 * config/darwin.c (machopic_indirect_data_reference): Set
10702 MEM_READONLY_P instead of RTX_UNCHANGING_P.
10703 (machopic_indirect_call_target): Likewise.
10704 (machopic_legitimize_pic_address): Likewise.
10705 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
10706 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
10707 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
10708 * config/frv/frv.md (symGOT2reg): Likewise.
10709 * config/i386/i386.c (legitimize_pic_address,
10710 legitimize_tls_address, ix86_split_to_parts): Likewise.
10711 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
10712 * config/ia64/ia64.md (load_fptr): Likewise.
10713 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
10714 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
10715 * config/mcore/mcore.c (block_move_sequence): Likewise.
10716 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
10717 * config/pa/pa.c (legitimize_pic_address): Likewise.
10718 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
10719 (rs6000_emit_move): Likewise.
10720 * config/s390/s390.c (legitimize_pic_address): Likewise.
10721 (legitimize_tls_address): Likewise.
10722 * config/s390/s390.md (casesi): Likewise.
10723 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
10724 * config/sh/sh.md (symGOT2reg): Likewise.
10725 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
10726 * config/v850/v850.md (casesi): Likewise.
10728 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
10729 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
10730 * config/mips/mips.c (mips_restore_gp): Likewise.
10731 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
10732 * config/sh/sh.c (sh_reorg): Likewise.
10734 2004-08-18 Richard Henderson <rth@redhat.com>
10736 * tree.h (struct tree_decl): Add gimple_formal_temp.
10737 (DECL_GIMPLE_FORMAL_TEMP_P): New.
10738 * gimplify.c (pop_gimplify_context): Clear it.
10739 (lookup_tmp_var): Set it, if is_formal.
10740 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
10741 Use is_gimple_val for VECTOR. Simplify return value.
10742 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
10743 (gimplify_expr): Likewise.
10744 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
10745 is_gimple_tmp_rhs for clarity. Update all callers.
10746 (is_gimple_reg_rhs): Simplify logic.
10747 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
10748 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
10749 (is_gimple_formal_tmp_reg): Similarly.
10750 * tree-gimple.h: Update decls.
10751 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
10752 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
10753 * tree-ssa-live.c (var_union, type_var_init): Likewise.
10755 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
10757 * c4x.c (legitimize_operands): Remove calls to
10758 preserve_subexpressions_p.
10760 2004-08-18 David Edelsohn <edelsohn@gnu.org>
10762 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
10763 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
10765 2004-08-18 Ziemowit Laski <zlaski@apple.com>
10767 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
10768 Objective-C++ extensions.
10769 * gengtype.c (get_file_basename): Match entire subdirectory name
10770 ('cp', 'objc', 'objcp') rather than just its suffix.
10771 (get_base_file_bitmap): Allow for files to belong to more than one
10773 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
10774 used by more than one front-end.
10776 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
10778 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
10779 avoid use of preserve_subexpressions_p.
10781 2004-08-17 Richard Henderson <rth@redhat.com>
10784 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
10786 2004-08-17 DJ Delorie <dj@redhat.com>
10788 * doc/extend.texi: Document new xstormy16 attribute.
10790 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
10791 (xstormy16_splittable_below100_or_register): New.
10792 (combine_bnp): New.
10793 (xstormy16_reorg): New.
10794 (TARGET_MACHINE_DEPENDENT_REORG): Define.
10796 * config/stormy16/stormy16.md (movqi_internal): Make name public.
10797 (movhi_internal): Likewise.
10798 (cbhranchhi): Likewise.
10799 (cbhranchhi_neg): Likewise.
10800 (andhi3): Only allow splittable below100 operands.
10801 (iorhi3): Likewise.
10802 (peephole2): New and/zero_extend->and peephole.
10803 (peephole2): New load/ior/save->set1 peephole.
10804 (peephole2): New load/and/save->clr1 peephole.
10805 (bclrx, bclrx2, bclr7, bclr15): New.
10806 (bsetx, bsetx2, bset7, bset15): New.
10808 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
10809 liberal about acceptable 'B' masks.
10811 * config/stormy16/stormy16-protos.h
10812 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
10813 xstormy16_below100_operand, xstormy16_below100_or_register,
10814 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
10815 (PREDICATE_CODES): Add new predicates.
10817 * config/stormy16/stormy16.c
10818 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
10819 xstormy16_below100_operand, xstormy16_below100_or_register,
10820 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
10821 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
10822 (xstormy16_legitimate_address_p): Allow below100 symbols.
10823 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
10824 (xstormy16_expand_move): Leave below100 operands as-is.
10825 (xstormy16_encode_section_info): Encode below100 symbols.
10826 (xstormy16_strip_name_encoding): New.
10827 (xstormy16_print_operand): Print 'b' as shift mask.
10828 (xstormy16_attribute_table): Add below100 attributes.
10829 (xstormy16_handle_below100_attribute): New.
10831 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
10832 (XSTORMY16_SECTION_FUNCTION): New.
10833 (EXTRA_SECTION_FUNCTIONS): Define using the above.
10834 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
10835 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
10836 (ASM_OUTPUT_LABELREF): Define.
10838 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
10839 (movhi_internal): Add below100 support.
10840 (andhi3): Add below100 support.
10841 (iorhi3): Add below100 support.
10842 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
10844 2004-08-17 James E Wilson <wilson@specifixinc.com>
10846 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
10847 of VOIDmode for comparison code mode.
10848 * config/mips/mips.md: For conditional move patterns, use mode of
10849 first compare operand for comparison mode, instead of VOIDmode.
10851 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
10852 normal and -ffast-math code.
10854 2004-08-17 Mark Mitchell <mark@codesourcery.com>
10857 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
10859 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
10861 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
10863 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
10865 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
10866 for non Darwin targets.
10867 (*call_value_nonlocal_darwin64): Likewise.
10869 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
10871 * config/rs6000/rs6000.c (rs6000_function_value): Check for
10872 altivec mode for altivec return register.
10874 2004-08-17 David Edelsohn <edelsohn@gnu.org>
10876 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
10877 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
10878 * config/rs6000/rs6000.md: Include darwin.md.
10879 (builtin_setjmp_receiver): Add DImode case.
10880 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
10883 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
10885 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
10887 * tree-vectorizer.h: New File: Same.
10888 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
10889 * common.opt (ftree-vectorize): New flag to enable vectorization.
10890 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
10891 vectorization pass.
10892 * tree-data-ref.h (init_data_ref): Additional argument.
10893 (array_base_name_differ_p): Moved to tree-data-ref.c.
10894 * tree-data-ref.c (array_base_name_differ_p): Revised.
10895 (initialize_data_dependence_relation): Call array_base_name_differ_p
10896 with an extra argument.
10897 (analyze_all_data_dependences): Same.
10898 (init_data_ref): Additional argument is_read to set DR_IS_READ.
10899 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
10901 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
10902 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
10903 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
10904 vectorization pass.
10905 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
10906 (tree_ssa_loop_done): Call scev_finalize.
10907 (tree_vectorize): Define the new vectorization pass.
10908 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
10909 size of the vector they support (until support for multiple vector
10910 sizes is added to the vectorizer).
10911 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
10912 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
10913 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
10916 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
10918 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
10920 (generate_protocol_list, handle_impent): Likewise.
10922 2004-08-17 Roger Sayle <roger@eyesopen.com>
10924 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
10925 ensure that call_used_regs is a superset of both fixed_regs and
10926 call_really_used_regs.
10928 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
10931 * arm.md (addsi3_cbranch_scratch): Correct case labels.
10933 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
10935 PR middle-end/17036
10936 * fold-const.c (fold): Check for integer operand when
10937 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
10938 Pinski <pinskia@physics.uc.edu>.
10940 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
10942 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
10943 No need to check if in a cross configuration.
10944 * configure: Regenerate.
10946 * calls.c (precompute_register_parameters):
10947 Inline preserve_subexpressions_p ().
10948 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
10949 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
10951 * expr.c (get_subtarget): Likewise.
10952 * rtl.h (preserve_subexpressions_p): Remove.
10953 * stmt.c (preserve_subexpressions_p): Remove.
10955 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
10956 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
10957 Abort on gimplified cases.
10959 2004-08-16 James E Wilson <wilson@specifixinc.com>
10961 * tree.h (VECTOR_FLOAT_TYPE_P): New.
10962 (FLOAT_TYPE_P): Use it.
10963 * c-typeck.c (build_binary_op): After convert calls, check for
10964 check for ERROR_MARK operands.
10966 2004-08-16 Zack Weinberg <zack@codesourcery.com>
10968 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
10969 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
10970 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
10971 (genobjs static pattern rule): Remove %.c dependency.
10972 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
10973 Rename rules; delete commands; fix dependencies.
10974 (mostlyclean): Do not delete temporary source copies.
10975 * configure.ac: Delete all references to BUILD_PREFIX and
10977 * configure: Regenerate.
10979 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
10980 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
10981 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
10982 with #ifndef GENERATOR_FILE so that nothing from those headers
10985 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
10987 2004-08-16 Adam Nemet <anemet@lnxw.com>
10989 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
10991 2004-08-16 Andrew Pinski <apinski@apple.com>
10993 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
10994 extraneous semicolon.
10996 2004-08-16 Devang Patel <dpatel@apple.com>
10998 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
10999 * print-tree.c (print_node): Print DECL_PRESERVE_P.
11000 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
11001 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
11002 * target.h (struct gcc_target): New member, mark_decl_preserved.
11003 * hooks.c (hook_void_charptr): Rename to ...
11004 (hook_void_constcharptr): ... new name.
11005 * hooks.h (hook_void_charptr): Rename to ..
11006 (hook_void_constcharptr): ... new name.
11007 * tree.h (DECL_PRESERVE_P): New #define.
11008 (struct tree_decl): New member, preserve_flag.
11009 * varasm.c (assemble_start_function): Mark decl preserved.
11010 (assemble_variable): Same.
11011 * darwin.c (darwin_mark_decl_preserved): New function.
11012 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
11013 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
11014 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
11016 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
11018 * c-decl.c (grokdeclarator): Allow for function definition where
11019 innermost declarator has attributes.
11021 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
11023 * except.c (get_exception_filter, build_post_landing_pads,
11024 dw2_build_landing_pads): Use target-specific mode for 'filter'.
11025 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
11026 * target.h (eh_return_filter_mode): New field added.
11027 * targhooks.c (default_eh_return_filter_mode): Defined.
11028 * targhooks.h (default_eh_return_filter_mode): Declared.
11029 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
11031 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
11033 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
11034 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
11035 * configure: Regenerate.
11037 2004-08-16 Stan Shebs <shebs@apple.com>
11039 Basic support for 64-bit Darwin.
11040 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
11041 (machopic_legitimize_pic_address): Similarly, plus use Pmode
11043 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
11044 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
11045 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
11046 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
11047 (PROCESSOR_DEFAULT64): Define.
11048 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
11050 * config/rs6000/rs6000.md: Include darwin.md.
11051 (builtin_setjmp_receiver): Add DImode case.
11052 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
11054 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
11055 (rs6000_emit_move): Add DImode case to Darwin bits.
11056 (machopic_output_stub): Use .quad if 64-bit.
11057 * invoke.texi: Document -m32 and -m64.
11059 2004-08-16 Janis Johnson <janis187@us.ibm.com>
11061 * doc/extend.texi (AltiVec builtins): Document additional differences
11062 from the Motorola AltiVec PIM.
11064 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
11066 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
11067 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
11068 (struct tree_common): Update public_flag documentation.
11070 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
11072 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11073 Check for artificial variables, not is_gimple_tmp_var.
11074 * tree-ssa-live.c (var_union): Likewise.
11076 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
11078 * calls.c (load_register_parameters): Remove spurious FIXME token.
11080 2004-08-15 Ziemowit Laski <zlaski@apple.com>
11082 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
11083 (c-lang.o): Depend on c-objc-common.h.
11084 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
11085 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
11086 * c-lang.c: Include c-objc-common.h.
11087 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
11088 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
11089 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
11090 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
11091 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
11092 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
11093 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
11094 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
11095 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
11096 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
11097 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
11098 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
11099 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
11100 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
11101 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
11102 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
11103 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
11104 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
11105 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
11106 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
11107 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
11108 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
11109 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
11110 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
11111 Move to c-objc-common.h.
11112 * c-objc-common.c: Include c-objc-common.h.
11113 * c-objc-common.h: New file.
11115 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
11116 Andrew Pinski <pinskia@physics.uc.edu>
11119 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
11122 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
11124 * tree.h (build_int_cst): New.
11125 (build_int_2): Remove.
11126 * tree.c (build_int_2): Remove.
11127 (build_int_cst): New.
11128 (make_vector_type, build_common_tree_nodes,
11129 build_common_tree_nodes_2): Use build_int_cst.
11130 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
11131 expand_builtin_strpbrk, expand_builtin_fputs,
11132 build_string_literal, expand_builtin_printf,
11133 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
11134 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
11135 fold_builtin_isdigit, simplify_builtin_strstr,
11136 simplify_builtin_strpbrk, fold_builtin_fputs,
11137 simplify_builtin_sprintf): Use build_int_cst.
11138 * c-common.c (start_fname_decls, fix_string_type,
11139 c_common_nodes_and_builtins, c_init_attributes,
11140 shorten_compare): Likewise.
11141 * c-decl.c (complete_array_type,
11142 check_bitfield_type_and_width): Likewise.
11143 * c-lex.c (interpret_integer, lex_charconst): Likewise.
11144 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
11145 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11146 * c-typeck.c (really_start_incremental_init, push_init_level,
11147 set_nonincremental_init_from_string): Likewise.
11148 * calls.c (load_register_parameters): Likewise.
11149 * convert.c (convert_to_pointer): Likewise.
11150 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
11151 build_fn_info_type, build_ctr_info_value, build_gcov_info):
11153 * except.c (init_eh, assign_filter_values, assign_filter_values):
11155 * expmed.c (store_fixed_bit_field, extract_bit_field,
11156 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
11157 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
11158 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
11159 * expr.c (convert_move, emit_group_load, emit_group_store,
11160 expand_assignment, store_constructor, store_field,
11161 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
11162 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
11163 invert_truthvalue, optimize_bit_field_compare,
11164 decode_field_reference, all_ones_mask_p, constant_boolean_node,
11165 fold_div_compare, fold, fold_read_from_constant_string,
11166 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11167 * function.c (assign_parm_setup_block): Likewise.
11168 * stmt.c (shift_return_value, expand_end_case_type,
11169 estimate_case_costs): Likewise.
11170 * stor-layout.c (layout_type, initialize_sizetypes,
11171 set_min_and_max_values_for_integral_type): Likewise.
11172 * tree-chrec.c (chrec_fold_multiply_poly_poly,
11173 reset_evolution_in_loop): Likewise.
11174 * tree-chrec.h (build_polynomial_chrec): Likewise.
11175 * tree-complex.c (build_replicated_const): Likewise.
11176 * tree-eh.c (honor_protect_cleanup_actions,
11177 lower_try_finally_onedest, lower_try_finally_copy,
11178 lower_try_finally_switch): Likewise.
11179 * tree-mudflap.c (mf_build_string, mx_register_decls,
11180 mudflap_register_call, mudflap_enqueue_constant): Likewise.
11181 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
11182 * tree-pretty-print.c (dump_generic_node): Likewise.
11183 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
11185 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
11186 * tree-ssa-loop-niter.c (number_of_iterations_cond,
11187 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
11190 * config/alpha/alpha.c (alpha_initialize_trampoline,
11191 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
11192 * config/arm/arm.c (arm_get_cookie_size): Likewise.
11193 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11194 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
11195 * config/i860/i860.c (i860_va_start): Likewise.
11196 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
11197 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
11198 mips_gimplify_va_arg_expr): Likewise.
11199 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11200 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
11201 add_compiler_branch_island): Likewise.
11202 * config/s390/s390.c (s390_va_start): Likewise.
11203 * config/sh/sh.c (sh_va_start): Likewise.
11204 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
11206 * config/xtensa/xtensa.c (xtensa_va_start,
11207 xtensa_gimplify_va_arg_expr): Likewise.
11209 * objc/objc-act.c (build_objc_string_object,
11210 build_objc_symtab_template, init_def_list, init_objc_symtab,
11211 init_module_descriptor, generate_static_references,
11212 build_selector_translation_table, get_proto_encoding,
11213 build_typed_selector_reference, build_selector_reference,
11214 build_next_objc_exception_stuff,
11215 build_method_prototype_list_template, generate_descriptor_table,
11216 generate_protocols, build_protocol_initializer,
11217 build_ivar_list_template, build_method_list_template,
11218 build_ivar_list_initializer, generate_ivars_list,
11219 generate_dispatch_table, generate_protocol_list,
11220 build_category_initializer, build_shared_structure_initializer,
11221 generate_shared_structures, handle_impent,
11222 generate_objc_image_info): Use build_int_cst.
11224 2004-08-15 Ben Elliston <bje@au.ibm.com>
11226 * vec.h: Comment improvements.
11228 2004-08-14 Roger Sayle <roger@eyesopen.com>
11230 * c-common.c (shorten_compare, pointer_int_sum,
11231 c_common_truthvalue_conversion, boolean_increment): Replace calls
11232 to build with calls to buildN.
11233 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
11234 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
11235 gimplify_switch_stmt): Likewise.
11236 * c-typeck.c (default_function_array_conversion,
11237 build_component_ref, build_array_ref, build_function_call,
11238 pointer_diff, build_unary_op, build_conditional_expr,
11239 build_compound_expr, build_modify_expr, c_finish_goto_label,
11240 c_finish_goto_ptr, c_finish_return, c_finish_loop,
11241 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
11242 build_binary_op): Likewise.
11244 2004-08-15 Steven Bosscher <stevenb@suse.de>
11246 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
11248 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11250 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
11251 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
11252 * fixinc/fixincl.x: Rebuilt.
11254 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
11256 * config/mips/mips-protos.h (mips_symbolic_constant_p)
11257 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
11258 (mips_small_data_pattern_p): Declare.
11259 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
11260 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
11261 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
11262 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
11263 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
11264 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
11265 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
11266 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
11267 (pc_or_label_operand, call_insn_operand, move_operand)
11268 (consttable_operand, symbolic_operand, general_symbolic_operand)
11269 (global_got_operand, local_got_operand, stack_operand)
11270 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
11271 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
11272 (mips_small_data_pattern_p): Replace previous small_data_pattern
11273 predicate. Turn into a bool () (rtx) function.
11274 * config/mips/predicates.md: New file.
11275 * config/mips/mips.md: Include it. Use the target-independent
11276 comparison_operator instead of cmp_op. Rename trap_cmp_op to
11277 trap_comparison_operator and equality_op to equality_operator.
11278 Replace uses of small_int with the equivalent const_arith_operand.
11279 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
11280 const_float_1_operand to const_1_operand. Rename fcc_register_operand
11281 to fcc_reload_operand.
11282 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
11284 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11286 PR libstdc++/17005 partial fix.
11287 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
11288 except when generating ANSI/C89 code.
11290 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
11292 * c-common.c (shorten_compare): Use force_fit_type directly.
11294 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
11295 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
11296 Dave Korn <dk@artimi.com>
11298 * doc/install.texi (Building): Avoid duplicate reference to GNU
11300 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
11302 2004-08-14 Richard Henderson <rth@redhat.com>
11304 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
11305 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
11307 2004-08-13 Richard Henderson <rth@redhat.com>
11309 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
11310 for constant_call_address_operand.
11311 (call_value_pop_1, call_value_1): Likewise.
11312 (sibcall_value_1, call_value_1_rex64): Likewise.
11314 2004-08-13 James E Wilson <wilson@specifixinc.com>
11316 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
11317 Correct mode from SFmode to DFmode.
11319 2004-08-13 Ziemowit Laski <zlaski@apple.com>
11321 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
11322 __cstring_object and __image_info sections with the no_dead_strip
11325 2004-08-13 Roger Sayle <roger@eyesopen.com>
11326 David Billinghurst <David.Billinghurst@riotinto.com>
11328 PR libgfortran/15930
11329 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
11330 * fixinc/fixincl.x: Regenerate.
11331 * fixinc/tests/base/internal/math_core.h: New file.
11333 2004-08-13 Richard Henderson <rth@redhat.com>
11335 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
11336 (dbxout_function_end): Remove ifdefs for it.
11337 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
11339 2004-08-13 Richard Henderson <rth@redhat.com>
11341 * Makefile.in (insn-preds.o): Depend on TREE_H.
11342 * genpreds.c (write_insn_preds_c): Include tree.h.
11343 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
11344 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
11345 const48_operand, and_operand, or_operand, mode_width_operand,
11346 mode_mask_operand, mul8_operand, const0_operand,
11347 hard_fp_register_operand, hard_int_register_operand,
11348 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
11349 samegp_function_operand, direct_call_operand, small_symbolic_operand,
11350 global_symbolic_operand, call_operand, symbolic_operand,
11351 dtp16_symbolic_operand, dtp32_symbolic_operand,
11352 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
11353 gottp_symbolic_operand, alpha_comparison_operator,
11354 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
11355 signed_comparison_operator, alpha_fp_comparison_operator,
11356 divmod_operator, fix_operator, aligned_memory_operand,
11357 unaligned_memory_operand, reg_or_unaligned_mem_operand,
11358 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
11359 reg_no_subreg_operand, addition_operation): Move to predicates.md.
11360 (reg_or_const_int_operand): Remove. Replace all users with
11361 reg_or_cint_operand.
11362 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
11363 (resolve_reload_operand): Split out of aligned_memory_operand.
11364 * config/alpha/alpha-protos.h: Update for exports.
11365 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
11366 * config/alpha/alpha.md: Include predicates.md.
11367 * config/alpha/predicates.md: New file.
11369 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
11371 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
11372 fields with a pointer to the instruction definition.
11373 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
11374 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
11375 (write_attr_case, write_const_num_delay_slots): Update accordingly.
11376 (write_attr_case, write_const_num_delay_slots): Write the name of
11377 an insn next to its case statement.
11378 * genoutput.c (data): Add a filename field.
11379 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
11380 (output_insn_data): Print the location of each insn definition.
11381 * genrecog.c (write_action): Print the name of an insn above
11382 the statement that returns its code.
11384 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
11386 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
11387 * config/libgloss.h: Likewise.
11388 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
11389 * c4x/c4x-modes.def: Likewise.
11390 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
11391 (c4x_rptb_nop_p): Likewise.
11392 (c4x_rptb_valid_p): Likewise.
11393 (c4x_rptb_insert): Likewise.
11394 (c4x_address_conflict): Likewise.
11395 * config/c4x/c4x.md: Likewise.
11396 * config/frv/frv.md: Likewise.
11397 * config/i386/athlon.md: Likewise.
11398 * config/i386/i386.md: Likewise.
11399 * config/i386/predicates.md: Likewise.
11400 * config/ia64/ia64.c: Likewise.
11401 * config/ia64/itanium1.md: Likewise.
11402 * config/ia64/itanium2.md: Likewise.
11403 * config/iq2000/iq2000.md: Likewise.
11404 * config/mcore/mcore.c: Likewise.
11405 * config/mips/mips.c: Likewise.
11406 * config/mips/r3900.h: Likewise.
11407 * config/mips/sb1.md: Likewise.
11408 * config/pa/milli64.S: Likewise.
11409 * config/pa/pa.c: Likewise.
11410 * config/pa/pa.h: Likewise.
11411 * config/rs6000/8540.md: Likewise.
11413 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
11415 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
11417 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
11419 * sh.md (cbranch define_delay) Use cond_delay_slot for
11420 non-anulled condition too.
11422 2004-08-12 David Edelsohn <edelsohn@gnu.org>
11424 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
11425 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
11426 any_parallel_operand, lmw_operation, stmw_operation,
11427 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
11428 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
11429 any_parallel_operand.
11430 (return_and_restore_fpregs_{si,di}): Same.
11432 2004-08-12 Zack Weinberg <zack@codesourcery.com>
11434 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
11435 if pred->singleton != PARALLEL, issue a warning and pretend it was.
11436 Also issue a warning for any predicate we don't know about.
11438 2004-08-12 Richard Henderson <rth@redhat.com>
11440 * config/i386/i386.c (internal_label_prefix): Export.
11441 (internal_label_prefix_len, struct ix86_address,
11442 ix86_decompose_address, maybe_get_pool_constant,
11443 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
11444 memory_address_length): Export.
11445 (any_fp_register_operand, fp_register_operand,
11446 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
11447 x86_64_general_operand, x86_64_szext_general_operand,
11448 x86_64_nonmemory_operand, x86_64_movabs_operand,
11449 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
11450 x86_64_zext_immediate_operand, const_int_1_31_operand,
11451 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
11452 tls_symbolic_operand, global_dynamic_symbolic_operand,
11453 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
11454 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
11455 constant_call_address_operand, const0_operand, const1_operand,
11456 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
11457 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
11458 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
11459 general_no_elim_operand, nonmemory_no_elim_operand,
11460 index_register_operand, q_regs_operand, flags_reg_operand,
11461 non_q_regs_operand, zero_extended_scalar_load_operand,
11462 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
11463 ix86_comparison_operator, ix86_carry_flag_operator,
11464 fcmov_comparison_operator, promotable_binary_operator,
11465 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
11466 mult_operator, div_operator, arith_or_logical_operator,
11467 memory_displacement_operand, cmpsi_operand, long_memory_operand,
11468 aligned_operand): Move to predicates.md as define_predicates.
11469 (tls_symbolic_operand_1): Remove.
11470 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
11471 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
11472 (legitimize_address): Merge tls_symbolic_operand contents.
11473 (ix86_expand_move): Likewise.
11474 * config/i386/i386-protos.h: Update for exports.
11475 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
11476 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
11477 * config/i386/i386.md: Include predicates.md.
11478 * config/i386/predicates.md: New file.
11480 2004-08-13 Mark Mitchell <mark@codesourcery.com>
11483 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
11485 (i386_pe_mark_dllimport): Likewise.
11486 (i386_pe_encode_section_info): Likewise, when overriding
11487 dllimport attribute.
11489 2004-08-12 Geoffrey Keating <geoffk@apple.com>
11491 * configure.ac: When testing for flex, nm, ar, and bison, check
11492 that they will actually be built.
11493 * configure: Regenerate.
11495 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
11497 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
11498 (MOVE_MAX_PIECES): Define.
11500 2004-08-12 Devang patel <dpatel@apple.com>
11502 * dbxout.c (dbxout_begin_prologue): New function.
11503 (dbx_debug_hooks): Use new begin prologue hook.
11504 (dbxout_function_end): Emit N_ENSYM.
11505 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
11507 2004-08-12 Janis Johnson <janis187@us.ibm.com>
11509 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
11510 argument is float*.
11512 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
11515 * doc/extend.texi (AltiVec builtins): Fix description for recent
11516 changes. Update operation list to match current support.
11518 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
11520 * config/s390/s390.c (struct s390_frame_layout): New struct as element
11521 of struct machine_function.
11522 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
11524 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
11526 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
11527 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
11528 (s390_frame_area, s390_register_info): New functions.
11529 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
11531 (s390_return_addr_rtx, s390_return_address_offset)
11532 (s390_va_start, s390_gimplify_va_arg)
11533 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
11535 (s390_frame_info): Functionality partly moved to s390_register_info.
11536 Made adaptions for new stack layout.
11537 (save_gprs, restore_gprs): Changed meaning of second parameter and
11538 adapted all callers.
11540 * config/s390/s390.h (s390_backchain_string): New global variable.
11541 (MASK_BACKCHAIN): Removed definition.
11542 (TARGET_BACKCHAIN): Changed check.
11543 (TARGET_KERNEL_BACKCHAIN): New macro.
11544 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
11545 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
11546 "kernel-backchain".
11547 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
11549 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
11550 as condition. Adjusted for new stack layout.
11552 * doc/invoke.texi: Added documentation for new option
11553 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
11556 2004-08-12 Paul Brook <paul@codesourcery.com>
11558 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
11559 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
11561 2004-08-12 David Daney <ddaney@avtrex.com>
11563 * java/gcj.texi: Add subsection on signal usage.
11565 2004-08-12 David Edelsohn <edelsohn@gnu.org>
11567 * expr.c (move_by_pieces): Set alignment for move to minimum of
11568 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
11569 alignment, but not less than the original alignment.
11570 (move_by_pieces_ninsns): Same.
11571 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
11572 (store_by_pieces_1): Same.
11574 2004-08-12 Diego Novillo <dnovillo@redhat.com>
11576 PR tree-optimization/16867
11577 * tree.c (is_global_var): New function.
11578 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
11579 Call is_global_var.
11580 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
11582 (is_global_var): Declare.
11583 * tree-dfa.c (dump_variable): Display global and addressable
11585 (add_referenced_var): Clarify documentation when marking
11586 variables call-clobbered.
11587 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
11588 instead of needs_to_live_in_memory.
11589 (mark_call_clobbered): If the variable is a tag, mark it
11591 * tree-gimple.c (is_gimple_reg): Don't check for
11593 (is_gimple_non_addressable): Likewise.
11594 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
11595 needs to be marked call-clobbered.
11596 (setup_pointers_and_addressables): Call is_global_var instead
11597 of needs_to_live_in_memory.
11598 * tree-ssa-dce.c (need_to_preserve_store): Remove.
11599 Update all users with is_global_var.
11600 (mark_stmt_if_obviously_necessary): Fix processing of aliased
11601 stores. Don't check the virtual definitions. Rather, check
11602 whether the store is going into global memory.
11603 (find_obviously_necessary_stmts): Get the symbol from the PHI
11605 * tree-ssa-operands.c (get_call_expr_operands): Do not add
11606 clobbering may-defs if the call does not have side effects.
11608 2004-08-12 Jakub Jelinek <jakub@redhat.com>
11611 * output.h (default_function_rodata_section,
11612 default_no_function_rodata_section): New prototypes.
11613 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
11614 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
11615 (TARGET_ASM_OUT): Add it.
11616 * varasm.c (default_function_rodata_section,
11617 default_no_function_rodata_section): New functions.
11618 * final.c (final_scan_insn): Call
11619 targetm.asm_out.function_rodata_section instead of
11620 readonly_data_section.
11621 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
11622 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
11623 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
11624 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
11626 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
11627 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
11629 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
11631 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
11632 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
11633 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
11635 2004-08-12 Paul Brook <paul@codesourcery.com>
11637 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
11639 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
11640 DWARF2_UNWIND_INFO.
11642 2004-08-12 Ben Elliston <bje@au.ibm.com>
11645 * config/rs6000/altivec.h: Change vector to __vector throughout.
11646 (Except for the `vector' macro itself).
11648 2004-08-12 Zack Weinberg <zack@codesourcery.com>
11650 * genpreds.c: Add capability to generate predicate bodies as
11651 well as function prototypes. Write function prototypes for
11652 the generic predicates too.
11653 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
11654 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
11655 (write_match_code, write_predicate_expr, write_one_predicate_function)
11656 (parse_option): New functions.
11657 (output_predicate_decls): Delete.
11658 (main): Read the machine description, process DEFINE_PREDICATE or
11659 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
11662 * genrecog.c (struct decision_test): Replace index with
11663 struct pred_data pointer.
11664 (next_index): Remove, unused.
11665 (pred_table, preds, special_mode_pred_table): Delete.
11666 (compute_predicate_codes, process_define_predicate): New functions.
11667 (validate_pattern, add_to_sequence, write_switch): Update for
11668 new data structures.
11669 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
11670 Check both error_count and have_error.
11672 * gensupport.c (in_fname, first_predicate): New globals.
11673 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
11674 (predicate_table, last_predicate, old_pred_table)
11675 (old_special_pred_table): New statics.
11676 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
11677 (add_predicate, init_predicate_table): New functions.
11678 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
11679 (init_md_reader_args_cb): Use the global in_fname. No need to zero
11680 it or max_include_len. Call init_predicate_table.
11681 (read_rtx): Run the predicate queue after the attribute queue
11682 but before all the others.
11683 * gensupport.h (in_fname, struct pred_data, first_predicate)
11684 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
11685 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
11686 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
11687 * dummy-conditions.c: Don't include bconfig.h, system.h,
11688 coretypes.h, tm.h, or system.h. Do include stddef.h.
11689 Duplicate declaration of struct c_test from gensupport.h.
11691 * Makefile.in (OBJS-common): Add insn-preds.o.
11692 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
11693 (insn-preds.c, insn-preds.o): New rules.
11694 (s-preds): Also generate insn-preds.c.
11695 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
11696 Update dependencies.
11697 (print-rtl.o, print-rtl1.o): Correct dependencies.
11699 * recog.h: Delete prototypes of predicate functions.
11701 * doc/md.texi (Predicates): New section with complete
11702 documentation of operand/operator predicates. Remove some
11703 incomplete documentation of predicates from other places.
11704 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
11705 PREDICATE_CODES; indicate that both are deprecated in favor
11706 of define_predicate/define_special_predicate.
11708 * config/ia64/ia64.c: All predicate function definitions moved
11710 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
11711 (ia64_expand_load_address, ia64_expand_move):
11712 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
11714 * config/ia64/ia64.md: All predicates now defined here.
11715 (symbolic_operand): Is now a special predicate.
11717 * config/ia64/ia64.h: Declare ia64_section_threshold.
11718 (PREDICATE_CODES): Delete.
11720 2004-08-12 Richard Henderson <rth@redhat.com>
11722 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
11723 * c-semantics.c (add_stmt): Set it.
11724 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
11725 before instantiating a variable sized type.
11727 2004-08-12 Richard Henderson <rth@redhat.com>
11729 * stor-layout.c (round_up, round_down): Move ...
11730 * fold-const.c (round_up, round_down): ... here. Use
11731 multiple_of_p to avoid any arithmetic at all.
11733 2004-08-12 Richard Henderson <rth@redhat.com>
11735 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
11736 (gimplify_init_ctor_preeval_1): New.
11737 (gimplify_init_ctor_preeval): New.
11738 (gimplify_init_ctor_eval): New.
11739 (gimplify_init_constructor): Use them. Always gimplify the LHS
11742 2004-08-12 Ziemowit Laski <zlaski@apple.com>
11744 (This patch is part of merge of objc-improvements-branch
11747 * doc/frontends.texi: Mention Objective-C++ in addition to
11749 * doc/install.texi: Add 'obj-c++' to list of configurable
11751 * doc/invoke.texi: Rename Objective-C option headings to
11752 indicate they also apply to Objective-C++. List file
11753 extensions for Objective-C++ sources. Mention that
11754 ObjC and ObjC++ compilations may also use C and C++ options,
11755 respectively. Point users to doc/standards.texi for
11756 further info on ObjC and ObjC++.
11757 * doc/sourcebuild.texi: Mention the objcp/ directory and
11758 the Objective-C++ sources it contains.
11759 * doc/standards.texi: Update link to Apple ObjC site;
11760 add link to gcc readings.html WWW doc.
11762 2004-08-12 Alan Modra <amodra@bigpond.net.au>
11764 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
11765 and 2004-07-14 changes.
11767 2004-08-12 Paul Brook <paul@codesourcery.com>
11769 * doc/invoke.texi: Fix typo.
11771 2004-08-11 Devang Patel <dpatel@apple.com>
11773 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
11774 and -no_dead_strip_inits_and_terms.
11776 * doc/invoke.texi (Darwin Options): Document -dead_strip and
11777 -no_dead_strip_inits_and_terms.
11779 2004-08-11 Paul Brook <paul@codesourcery.com>
11781 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
11782 (arm_load_pic_register): ... to this.
11783 * config/arm/arm.c (arm_finalize_pic): Rename ...
11784 (arm_load_pic_register): ... to this. Always output insns at the
11785 current location. Load via low reg in thumb mode.
11786 (arm_expand_prologue): Call arm_load_pic_register.
11787 (thumb_expand_prologue): Ditto.
11788 * config/arm/arm.h (FINALIZE_PIC): Remove.
11789 * config/arm/arm.md (builtin_setjmp_receiver): Call
11790 arm_load_pic_register.
11792 2004-08-11 Paul Brook <paul@codesourcery.com>
11794 * arm.c (thumb_force_lr_save): Add prototype.
11795 (thumb_compute_save_reg_mask): New function.
11796 (thumb_find_work_register): New function.
11797 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
11798 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
11799 Don't clobber r3 when removing pretend args.
11800 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
11801 (thumb_output_function_prologue): Use new functions.
11802 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
11803 * arm.h (THUMB_REG_PUSHED_P): Remove.
11805 2004-08-11 James E Wilson <wilson@specifixinc.com>
11807 PR rtl-optimization/16490
11808 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
11809 global_live_at_end for new basic block if already set for other blocks.
11811 2004-08-11 David Edelsohn <edelsohn@gnu.org>
11813 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
11815 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
11816 (mfcr rlwinm rlwinm patterns): Set length to 12.
11818 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
11820 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
11821 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
11822 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
11823 (start_ssa_stmt_operands): Delete.
11824 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
11825 struct stmt_operands_d.
11826 (build_ssa_operands): New extern entry point.
11827 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
11828 building code, replace with create_ssa_artficial_load_stmt().
11829 * tree-ssa-operands.c (struct voperands_d): Delete.
11830 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
11831 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
11832 (free_uses, free_defs, free_vuses, free_v_may_defs,
11833 free_v_must_defs): Remove dealloc parameter.
11834 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
11835 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
11836 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
11837 vector comparisons, ssa_name reuse, and allocations here.
11838 (verify_start_operands): Delete.
11839 (finalize_ssa_stmt_operands): Set new operands by calling finalize
11841 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
11842 (append_def, append_usei): Simplify to simple accumulation.
11843 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
11844 duplicates and simple accumulation.
11845 (free_ssa_operands): Free vectors in a stmt_operand structure.
11846 (build_ssa_operands): New. Create a new stmt_operand structure from
11847 a stmt and an old set of stmt_operands.
11848 (get_stmt_operands): Simplify and call build_ssa_operands.
11849 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
11850 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
11851 add_call_read_ops): Don't pass prev_vops around anymore.
11852 (note_addressable): Return if no stmt annotation.
11853 (copy_virtual_operands): Access v_may_def operands through a struct.
11854 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
11855 hash tables without treating the stmt as a real stmt.
11856 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
11857 v_may_def def and use through a struct instead of 2 array elements.
11858 (struct v_may_def_optype_d): Use v_may_def_operand_type.
11859 (struct stmt_operands_d): New. Struct for storing all operand vectors.
11861 2004-08-11 Nick Clifton <nickc@redhat.com>
11863 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
11864 this funciton's behaviour. Return true when the current function
11865 has a section attribute and -mlong-calls is in effect.
11866 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
11867 short-call marker when -mlong-calls is in effect and the function
11868 has a section attribute.
11870 2004-08-10 Zack Weinberg <zack@codesourcery.com>
11872 * stmt.c (expand_return): If asked to return the RESULT_DECL,
11873 just call expand_value_return on result_rtl.
11875 2004-08-10 Richard Henderson <rth@redhat.com>
11877 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
11878 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
11879 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
11880 (add_location_or_const_value_attribute): ... not here. Use
11881 loc_descriptor_from_tree if possible.
11882 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
11883 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
11885 (loc_descriptor_from_tree): New. Update callers.
11886 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
11887 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
11888 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
11889 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
11890 and BUILT_IN_STACK_RESTORE.
11891 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
11892 * stmt.c (expand_stack_alloc): Remove.
11893 * tree-mudflap.c (mx_register_decls): Don't look for
11894 BUILT_IN_STACK_ALLOC.
11895 * tree-nested.c (convert_local_reference): Likewise.
11896 * tree.h (DECL_VALUE_EXPR): New.
11898 2004-08-10 Richard Henderson <rth@redhat.com>
11900 * stor-layout.c (round_up): Check for 0/1 before dividing.
11901 (round_down): Likewise.
11903 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
11905 2004-08-09 Mark Mitchell <mark@codesourcery.com>
11907 * config.gcc (arm*-*-eabi*): New target.
11908 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
11909 (TARGET_LIB_INT_CMP_BIASED): Likewise.
11910 * expmed.c (expand_divmod): Try a two-valued divmod function as a
11912 * gthr.h: Remove bogus tokens at end of #pragma.
11913 * optabs.c (expand_twoval_binop_libfunc): New function.
11914 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
11915 (prepare_float_lib_cmp): Try reversing the condition.
11916 (debug_optab_libfuncs): New function.
11917 * optabs.h (expand_twoval_binop_libfunc): Declare.
11918 * config/arm/arm.c (arm_init_libfuncs): New function.
11919 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
11920 (TARGET_INIT_LIBFUNCS): Define it.
11921 * config/arm/arm.h (TARGET_BPABI): New macro.
11922 * config/arm/arm-protos.h
11923 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
11924 * config/arm/bpabi.S: New file.
11925 * config/arm/bpabi.c: Likewise.
11926 * config/arm/bpabi.h: Likewise.
11927 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
11928 (__aeabi_drsub): Likewise.
11929 (__aeabi_dsub): Likewise.
11930 (__aeabi_dadd): Likewise.
11931 (__aeabi_ui2d): Likewise.
11932 (__aeabi_i2d): Likewise.
11933 (__aeabi_f2d): Likewise.
11934 (__aeabi_dmul): Likewise.
11935 (__aeabi_ddiv): Likewise.
11936 (__aeabi_cdrcmple): Likewise.
11937 (__aeabi_cdcmpeq): Likewise.
11938 (__aeabi_cdcmple): Likewise.
11939 (__aeabi_dcmpeq): Likewise.
11940 (__aeabi_dcmplt): Likewise.
11941 (__aeabi_dcmple): Likewise.
11942 (__aeabi_dcmpge): Likewise.
11943 (__aeabi_dcmpgt): Likewise.
11944 (__aeabi_dcmpun): Likewise.
11945 (__aeabi_d2iz): Likewise.
11946 (__aeabi_d2uiz): Likewise.
11947 (__aeabi_d2f): Likewise.
11948 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
11949 (__aeabi_frsub): Likewise.
11950 (__aeabi_fsub): Likewise.
11951 (__aeabi_fadd): Likewise.
11952 (__aeabi_ui2f): Likewise.
11953 (__aeabi_i2f): Likewise.
11954 (__aeabi_fmul): Likewise.
11955 (__aeabi_fdiv): Likewise.
11956 (__aeabi_cfrcmple): Likewise.
11957 (__aeabi_cfcmpeq): Likewise.
11958 (__aeabi_cfcmple): Likewise.
11959 (__aeabi_fcmpeq): Likewise.
11960 (__aeabi_fcmplt): Likewise.
11961 (__aeabi_fcmple): Likewise.
11962 (__aeabi_fcmpge): Likewise.
11963 (__aeabi_fcmpgt): Likewise.
11964 (__aeabi_fcmpun): Likewise.
11965 (__aeabi_f2iz): Likewise.
11966 (__aeabi_f2uiz): Likewise.
11967 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
11968 (__aeabi_uidivmod): New function or alias.
11969 (__aeabi_idivmod): Likewise.
11970 (__aeabi_idiv0): Likewise.
11971 (__aeabi_ldiv0): Likewise.
11972 (__aeabi_llsr): Likewise.
11973 (__aeabi_lasr): Likewise.
11974 (__aeabi_llsl): Likewise.
11975 (bpabi.S): Include it.
11976 * config/arm/libgcc-bpabi.ver: New file.
11977 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
11978 (LINK_SPEC): Remove.
11979 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
11981 * config/arm/t-bpabi: New file.
11982 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
11983 (TARGET_LIB_INT_CMP_BIASED): Likewise.
11985 2004-08-10 David Edelsohn <edelsohn@gnu.org>
11987 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
11988 * config/rs6000/rs6000.md (clrmemsi): New pattern.
11989 * config/rs6000/rs6000.c (expand_block_clear): New function.
11990 (expand_block_move): Convert alignment to bits. Use SImode and
11991 HImode for unaligned addresses if not STRICT_ALIGNMENT.
11993 2004-08-10 Caroline Tice <ctice@apple.com>
11995 * varasm.c (unlikely_section_label): New global variable.
11996 (unlikely_text_section_name): New global variable.
11997 (text_section): Remove alignment statement.
11998 (unlikely_text_section): Remove alignment statement; use
11999 unlikely_section_label rather than hard-coded string.
12000 (assemble_start_function): Initialize unlikely_section_label and
12001 unlikely_text_section_name; make sure cold section is properly
12002 aligned at start of function; output unlikely_section_label if
12005 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
12007 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
12008 * config/s390/s390.c (s390_canonicalize_comparison): New function.
12009 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
12010 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
12011 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
12012 ("*tmqi_mem"): Remove SUBREG from pattern.
12013 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
12014 ("*andsi3_cconly"): Likewise.
12016 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
12019 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
12021 2004-08-10 Janis Johnson <janis187@us.ibm.com>
12023 * doc/sourcebuild.texi (compat testing): Document available test
12024 framework commands. Use the preferred spelling of DejaGnu.
12026 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
12028 * lambda.h: Add matrix type, and prototypes for remainder of
12029 matrix and vector functions.
12030 (lambda_vector_mult_const): New function.
12031 (lambda_vector_negate): Ditto.
12032 (lambda_vector_add): Ditto.
12033 (lambda_vector_add_mc): Ditto.
12034 (lambda_vector_copy): Ditto.
12035 (lambda_vector_zerop): Ditto.
12036 (lambda_vector_equal): Ditto.
12037 (lambda_vector_min_nz): Ditto.
12038 (lambda_vector_first_nz): Ditto.
12039 (lambda_vector_matrix_mult): Ditto.
12040 * lambda-mat.c: New file.
12041 * Makefile.in (lambda-mat.o): New.
12043 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
12045 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
12046 after linking stmt into the program.
12047 (bsi_remove): Don't call modify_stmt.
12048 * tree-complex.c (update_complex_assignment,
12049 expand_complex_comparison): Call modify_stmt after changing the stmt.
12050 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
12052 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
12053 the stmt, and only if needed.
12054 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
12056 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
12057 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
12058 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
12059 (eliminate_redundant_computations): Don't pass an annotation. Call
12060 modify_stmt rather than setting the annotation directly.
12061 (record_equivalences_from_stmt): Remove unused local 'j'.
12062 (cprop_operand): Take a stmt rather than an annotation as a parameter.
12064 (cprop_into_stmt): Pass stmt rather than annotation.
12065 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
12066 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
12068 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
12070 2004-08-10 Jason Merrill <jason@redhat.com>
12072 PR middle-end/16948
12073 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
12076 2004-08-10 Geoffrey Keating <geoffk@apple.com>
12078 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
12081 2004-08-10 Roger Sayle <roger@eyesopen.com>
12083 * config/mips/mips.md: New reciprocal square root patterns that
12084 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
12086 2004-08-10 Paul Brook <paul@codesourcery.com>
12088 * config/arm/arm-protos.h (arm_set_return_address,
12089 thumb_set_return_address): Add prototypes.
12090 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
12091 * config/arm/arm.c (arm_compute_func_type,
12092 use_return_insn, arm_compute_save_reg0_reg12_mask,
12093 arm_compute_save_reg_mask, arm_output_function_prologue,
12094 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
12095 current_function_calls_eh_return.
12096 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
12098 (arm_set_return_address, thumb_set_return_address): New functions.
12099 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
12100 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
12101 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
12102 (epilogue): Use the stackadj register.
12103 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
12105 2004-08-10 Jakub Jelinek <jakub@redhat.com>
12108 * expr.c (move_by_pieces_ninsns): Add max_size argument.
12109 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
12110 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
12111 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
12112 but using MOVE_RATIO.
12113 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
12114 (can_store_by_pieces): Change max_size type to unsigned int.
12115 (store_by_pieces_1): Likewise. Pass max_size to
12116 move_by_pieces_ninsns.
12117 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
12118 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
12119 to move_by_pieces_ninsns.
12120 (STORE_BY_PIECES_P): Define.
12121 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
12122 to move_by_pieces_ninsns.
12123 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
12125 * config/i386/i386.h (CLEAR_RATIO): Define.
12127 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
12129 * expr.c (expand_expr_real_1): Add back code that was not dead.
12131 2004-08-09 Andrew Pinski <apinski@apple.com>
12133 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
12134 which is found to be compatible before returning the aliasing set.
12136 2004-08-09 Daniel Jacobowitz <dan@debian.org>
12138 * ggc-zone.c (struct alloc_zone): Add statistics counters.
12139 (always_collect): New flag.
12140 (ggc_alloc_zone_1): Update statistics support. Don't include
12141 overhead in allocated counter.
12142 (sweep_pages): Update allocated counter for large pages. Don'y
12144 (ggc_collect_1): Always collect.
12145 (ggc_collect): Honor always_collect flag. Sum all zones to decide
12146 whether to collect.
12147 (SCALE, LABEL): New macros.
12148 (ggc_print_statistics): Add statistics support.
12150 2004-08-09 Roger Sayle <roger@eyesopen.com>
12152 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
12153 (init_expmed): Fix potential overrun problem with "all.reg".
12154 (expand_sdiv2_pow2): Add an alternate implementation for signed
12155 division, if the target provides a suitable conditional move insn.
12157 2004-08-09 Paul Brook <paul@codesourcery.com>
12158 Richard Henderson <rth@redhat.com>
12160 * unwind-dw2.c (uw_install_context_1): Update target saved stack
12163 2004-08-09 Geoffrey Keating <geoffk@apple.com>
12165 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
12166 Check DATA limit only if there's no AS limit. Ignore insanely
12168 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
12169 but take care that the AS limit isn't overrun.
12170 * doc/invoke.texi: Update documentation of min-heapsize parameter.
12172 2004-08-09 Jeff Law <law@redhat.com>
12174 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
12175 (tree-ssa-threadupdate.o): Add dependencies.
12176 * tree-ssa-threadupdate.c: New file.
12177 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
12178 (rewrite_vars_out_of_ssa): Remove prototype.
12179 (cleanup_tree_cfg): Returns a bool.
12180 * tree.h (thread_through_all_blocks): Prototype.
12181 * tree-outof-ssa.c (SSANORM_*): Move into here.
12182 (remove_ssa_form): Now static.
12183 (rewrite_vars_out_of_ssa): Kill.
12184 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
12185 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
12186 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
12187 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
12188 anything was changed.
12189 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
12190 from the PHI's annotation rather than the edge associated with
12192 * tree-ssa-dom.c (redirection_edges): Kill.
12193 (redirect_edges_and_update_ssa_graph): Kill.
12194 (tree_ssa_dominator_optimize): Do not reset forwardable flag
12195 for blocks anymore. Do not initialize redirection_edges.
12196 Call thread_through_all_blocks. Simplify code for cleanup
12197 of the CFG and iterating. No longer call cleanup_tree_cfg
12198 outside the iteration loop.
12199 (thread_across_edge): No longer mess with forwardable blocks.
12201 2004-08-09 Zack Weinberg <zack@codesourcery.com>
12203 * explow.c (memory_address): Use memory_address_p.
12204 * recog.c (general_operand): Likewise.
12205 * regrename.c: No need to define REG_OK_STRICT.
12207 2004-08-09 Steven Bosscher <stevenb@suse.de>
12209 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
12211 * gcse.c: Include timevar.h.
12212 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
12213 and global_copy_prop_count.
12214 (local_const_prop_count, local_copy_prop_count): New static globals.
12215 (gcse_main): Set the right timevar for each pass.
12216 (cprop_jump): Increment global_const_prop_count when a constant is
12217 propagated. Add "GLOBAL" to dump output.
12218 (cprop_insn): Increment global_const_prop_count when a constant is
12219 propagated, or global_copy_prop_count when a copy is propagated.
12220 (do_local_cprop): Likewise for local_const_prop_count and
12221 local_copy_prop_count.
12222 (one_cprop_pass): Initialize const/cprop counters to zero.
12223 Print out results of local and global const/cprop separately.
12224 (bypass_block): Break over-length line.
12225 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
12226 for bb-reorder.o and tracer.o.
12228 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
12230 * Makefile.in (GTFILES): Remove stmt.c
12231 (stmt.o): Do not depend on gt-stmt.h.
12232 * emit-rtl.c (emit_line_note): Do not call
12233 set_file_and_line_for_stmt.
12234 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
12236 * function.c (free_after_parsing): Do not free STMT field.
12237 (allocate_struct_function): Do not call init_stmt_for_function.
12238 (assign_stack_temp_for_type): Do not accept values of keep
12240 (init_temp_slots): Do not initialize removed variables.
12241 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
12242 and X_VAR_TEMP_SLOT_LEVEL fields.
12243 * rtl.h (set_file_and_line_for_stmt): Remove.
12244 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
12245 struct stmt_status, cond_stack, case_stack, nesting_stack,
12246 nesting_depth, emit_locus, set_file_and_line_for_stmt,
12247 same_case_target_p, init_stmt_for_function, emit_nop,
12248 expand_start_cond, expand_start_elseif, expand_start_else,
12249 expand_elseif, expand_end_cond): Remove.
12250 (preserve_subexpressions_p): Remove references to CFUN->STMT.
12251 (expand_start_case, expand_end_case_type): Remove, merge into...
12252 (expand_case): ... this one, including other bits from
12253 expand_expr_real_1. Inline same_case_target_p. Turn members
12254 of CASE_STACK into local variables.
12255 (emit_case_bit_tests): Inline same_case_target_p.
12256 (add_case_node): Add HEAD argument, return new head of the list,
12257 do not handle default label here.
12258 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
12259 expand_start_elseif, current_nesting_level, expand_start_case,
12260 expand_end_case_type, expand_end_case, add_case_node,
12261 init_stmt_for_function, expand_elseif): Remove prototypes.
12262 (expand_case): Add prototype.
12264 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
12266 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
12268 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
12270 * expr.c (var_rtx): Remove.
12271 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
12272 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
12273 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
12275 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
12276 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
12277 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
12279 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
12280 Ayal Zaks <zaks@il.ibm.com>
12282 * common.opt (freschedule-modulo-scheduled-loops): New flag.
12283 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
12284 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
12285 when -freschedule-modulo-scheduled-loops flag is not specified.
12286 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
12287 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
12288 More accurate placing of insn in row of partial schedule.
12289 (ps_insn_find_column): New function.
12290 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
12291 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
12292 (schedule_region): Use sched_is_disabled_for_current_region_p.
12293 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
12295 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
12297 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
12300 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
12302 * config/i386/i386.c (ix86_expand_clrmem): Properly call
12303 gen_strset for 64bit target.
12305 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
12307 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
12309 2004-08-07 Jason Merrill <jason@redhat.com>
12311 Make return in memory explicit.
12312 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
12313 (assign_parm_find_data_types): Remove code for old front end
12314 invisible reference handling.
12315 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
12316 (expand_function_end): Likewise.
12317 * gimplify.c (gimplify_return_expr): Handle a dereferenced
12319 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
12320 (declare_return_variable): Handle DECL_BY_REFERENCE.
12321 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
12322 (cp_genericize_r): Use convert_from_reference.
12323 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
12324 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
12326 * c-common.c (c_warn_unused_result): Check TREE_USED before
12327 warning about a CALL_EXPR with an unused value.
12329 2004-08-06 Mark Mitchell <mark@codesourcery.com>
12331 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
12332 to the compiler. Use -fshort-wchar by default.
12334 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
12336 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
12337 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
12339 * doc/invoke.texi (param): Document min-crossjump-insns.
12341 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
12344 * c.opt (Wmissing-field-initializers): New option.
12345 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
12346 * c-typeck.c (pop_init_level): Guard the missing field warning with
12347 warn_missing_field_initializers rather than extra_warnings.
12348 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
12349 some of the explanation from...
12350 (-Wextra): ...here. Say that the missing field warning can be
12351 seperately controlled by -Wmissing-field-initializers.
12353 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
12355 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
12356 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
12357 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
12358 * tree.def (ENTRY_VALUE_EXPR): Remove.
12360 2004-08-06 Jakub Jelinek <jakub@redhat.com>
12362 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
12363 the places where it is actually needed. Don't use repz; stosb
12364 for -Os with sufficiently small constant sizes.
12365 For sufficiently small repz; stos{l,q} repeat counts use a sequence
12366 of stos{l,q} instructions instead.
12368 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12370 PR tree-optimization/16807
12371 * loop-iv.c (dump_iv_info): Dump invariants correctly.
12372 (iv_subreg, iv_extend): Express value of invariant purely in
12375 2004-08-06 Mark Mitchell <mark@codesourcery.com>
12377 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
12378 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
12380 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
12382 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
12383 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
12385 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
12386 pattern until reload is finished to allow better code generation
12387 and split them completely into separate instrunctions.
12388 (*andsi3_split): New pattern.
12390 2004-08-05 Mark Mitchell <mark@codesourcery.com>
12392 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
12393 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
12394 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
12395 * tree.h (handle_dll_attribute): Declare. Test
12396 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
12397 * c-common.h (c_determine_visibility): Declare.
12398 * c-common.c (c_determine_visibility): New function.
12399 * c-decl.c (finish_decl): Use it.
12400 (finish_function): Likewise.
12401 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
12402 zero, by default. Use #if, not #ifdef, to test it.
12403 * config/arm/arm.c (arm_attribute_table): Use
12404 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
12406 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
12407 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
12409 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
12410 * config/i386/i386.c (ix86_attribute_table): Use
12411 handle_dll_attribute for dllimport/dllexport. Test
12412 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
12413 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
12414 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
12416 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
12418 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
12420 * doc/extend.texi (dllexport): Clarify and correct documentation.
12421 (dllimport): Likewise.
12422 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
12423 handle_dll_attribute.
12425 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12427 * tree-ssa-loop-manip.c: New file.
12428 * Makefile.in (tree-ssa-loop-manip.o): Add.
12429 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
12431 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
12433 (tree_ssa_loop_done): Verify loop closed ssa form.
12434 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
12436 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12438 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
12439 pa_asm_output_aligned_local): New functions.
12440 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
12441 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
12442 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
12443 pa_asm_output_aligned_common.
12444 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
12445 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
12446 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
12447 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
12448 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
12449 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
12450 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
12451 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
12454 2004-08-05 Andrew Pinski <apinski@apple.com>
12456 * objc/objc-act.c (build_objc_string_object): Mark the address
12457 expression as constant.
12459 2004-08-05 David Edelsohn <edelsohn@gnu.org>
12461 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
12462 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
12463 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
12465 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
12467 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
12468 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
12469 out, and associated obsolete comments.
12471 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
12473 * tree.h (force_fit_type): Return a tree, take three flags.
12474 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
12475 TREE_CONSTANT_OVERFLOW here.
12476 (int_const_binop, const_binop): Adjust.
12477 (size_int_type): Do sign extension here.
12478 (fold_convert_const, optimize_bit_field_compare,
12479 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
12480 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
12481 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
12483 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12485 PR tree-optimization/16864
12486 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
12487 for ssa names without default_def.
12489 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
12491 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
12492 frame pointer, restore eax with an ebp-relative address.
12494 2004-08-04 Geoffrey Keating <geoffk@apple.com>
12497 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
12498 * c-common.h (make_rtl_for_local_static): Delete.
12499 * c-decl.c (shadow_tag_warned): Clean up comment.
12500 (finish_decl): Clean up spacing. Use set_user_assembler_name when
12501 appropriate. Don't pass asmspec to rest_of_decl_compilation.
12502 * c-semantics.c (make_rtl_for_local_static): Delete.
12503 * expr.c (init_block_move_fn): Use set_user_assembler_name.
12504 (init_block_clear_fn): Likewise.
12505 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
12506 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
12507 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
12508 * tree.h (make_decl_rtl): Remove second parameter.
12509 (set_user_assembler_name): New.
12510 * varasm.c (set_user_assembler_name): New.
12511 (make_decl_rtl): Remove second parameter. Update callers in many
12514 2004-08-05 Adam Nemet <anemet@lnxw.com>
12516 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
12517 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
12519 * gthr-lynx.h: New file.
12520 * config/lynx-ng.h: Remove file.
12521 * config/lynx.h: Update to LynxOS 4.0.
12522 * config/t-lynx: New file.
12523 * config/i386/lynx-ng.h: Remove file.
12524 * config/i386/lynx.h: Update to LynxOS 4.0.
12525 * config/rs6000/lynxbase.h: Remove file.
12526 * config/rs6000/lynx.h: Update to LynxOS 4.0.
12527 * config/rs6000/t-lynx: New file.
12528 * doc/install.texi (Options specification): Remove reference to
12529 LynxOS from systems where --with-gnu-as makes a difference.
12531 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
12533 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
12535 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
12537 (c_cpp_builtins): Call it.
12538 * doc/cpp.texi: Update.
12540 2004-08-04 David Edelsohn <edelsohn@gnu.org>
12542 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
12545 2004-08-04 Jan Hubicka <jh@suse.cz>
12547 * basic-block.h (profile_staus): New global variable.
12548 * cfg.c (profile_status): Declare.
12549 (check_bb_profile): Break out from ....; use profile_status
12550 (dump_flow_info): ... here.
12551 * cfgbuild.c (find_basic_blocks): Set profile_status.
12552 * cfgexpand.c (tree_expand_cfg): Likewise.
12553 * predict.c (estimate_probability): Likewise.
12554 * profile.c (branch_prob): Likewise.
12555 * tree-cfg.c (build_tree_cfg): Likewise.
12556 (dump_function_to_file): Use check_bb_profile.
12557 * tree-pretty-print (dump_bb_header): Likewise.
12558 * tree-profile.c (do_tree_profiling): Cleanup.
12560 2004-08-04 Zack Weinberg <zack@codesourcery.com>
12562 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
12563 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
12564 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
12565 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
12566 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
12567 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
12568 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
12569 (ggc-none.o, errors.o): Move rule to generators section;
12570 correct dependencies.
12571 (min-insn-modes.o): Move rule to generators section; remove
12572 unnecessary explicit command; correct dependencies.
12573 (print-rtl.o, print-rtl1.o): Correct dependencies.
12574 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
12575 (mostlyclean): Update.
12577 * errors.c: Include bconfig.h not config.h. Correct comment.
12578 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
12579 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
12580 * print-rtl.c: Don't include tm_p.h.
12582 * rtl.h: Move forward-decl of struct function down where it's
12583 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
12584 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
12586 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12587 Jeff Law <law@redhat.com>
12589 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
12590 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
12591 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
12592 manipulate the duplicated ssa names.
12593 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
12594 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
12595 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
12597 (release_ssa_name): Do not release ssa names that may have multiple
12599 * tree.h (release_ssa_name_force, mark_for_rewrite,
12600 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
12601 marked_ssa_names): Declare.
12602 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
12603 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
12604 Update call to rewrite_ssa_into_ssa.
12606 2004-08-04 Mark Mitchell <mark@codesourcery.com>
12608 * defaults.h (TARGET_DECLSPEC): New macro.
12609 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
12610 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
12611 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
12612 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
12613 __declspec support.
12614 (TARGET_DECLSPEC): Define.
12615 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
12616 __declspec support.
12617 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
12618 __declspec support.
12619 (TARGET_DECLSPEC): Define.
12620 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
12621 __declspec support.
12622 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
12624 * doc/tm.texi (TARGET_DECLSPEC): Document.
12626 * doc/extend.texi: Fix typo in comment.
12628 2004-08-04 Paul Brook <paul@codesourcery.com>
12630 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
12631 (TARGET_CXX): Use it.
12632 * target.h (struct gcc_target): Add cdtor_returns_this.
12633 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
12634 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
12635 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
12637 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
12639 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
12640 low/high pair. Do range checking directly.
12641 (interpret_integer): Adjust.
12643 2004-08-04 Nick Clifton <nickc@redhat.com>
12645 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
12647 * doc/invoke.texi: Document this new switch and also the -mrenesas
12650 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
12652 * cfglayout.c (insn_locators_initialize): Update the current
12653 location before initializing a location.
12655 2004-08-03 Zack Weinberg <zack@codesourcery.com>
12657 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
12658 (dbxout_function_end): Return after emitting the "Lscope" symbol
12659 under the same conditions that this function formerly wasn't called.
12660 Add explanatory comments.
12663 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
12667 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
12668 functions, broken out of dbxout_block.
12669 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
12670 stabs too, if it contains symbols. Use the begin_label and
12671 the Lscope label (emitted by dbxout_function_end) for the
12672 range of this block.
12674 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
12676 * doc/install.texi: Update autoconf version requirements.
12678 2004-08-03 Zack Weinberg <zack@codesourcery.com>
12680 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
12681 * recog.c (general_operand, immediate_operand, nonmemory_operand)
12682 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
12683 * regclass.c (record_reg_classes): Likewise.
12684 * reload.c (find_reloads): Likewise.
12685 * reload1.c (reload): Likewise.
12687 2004-08-03 Zack Weinberg <zack@codesourcery.com>
12689 * gensupport.c (init_md_reader_args_cb): Renamed from
12690 init_md_reader_args. Add third option, callback function for
12691 parsing program-specific options. Add diagnosis of incorrect
12692 number of input files.
12693 (init_md_reader): Fold into init_md_reader_args_cb.
12694 (init_md_reader_args): Now a thin wrapper around
12695 init_md_reader_args_cb.
12696 * gensupport.h: Update prototypes.
12698 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
12699 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
12700 * genrecog.c: No need to diagnose lack of an input file;
12701 init_md_reader_args will handle it.
12702 * genconditions.c: Likewise, and use init_md_reader_args.
12703 * genconstants.c: Likewise, and no need to call read_md_rtx.
12705 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
12707 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
12710 2004-08-03 Mike Stump <mrs@apple.com>
12712 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
12714 * doc/invoke.texi (Darwin Options): Update to reflect above.
12716 2004-08-03 Roger Sayle <roger@eyesopen.com>
12718 PR middle-end/16790
12719 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
12720 truncations, not just global truncations.
12722 2004-08-03 Andrew Pinski <apinski@apple.com>
12725 * loop-iv.c (simplify_using_assignment): Initialize lhs.
12727 2004-08-03 Paul Brook <paul@codesourcery.com>
12729 * gcc/doc/install.texi: Document MPFR requirement.
12731 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
12733 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
12734 and mmap() explicitly instead of relying on preset autoconf cache
12736 * configure: Regenerate.
12738 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
12741 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
12743 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
12744 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
12747 * config/i386/t-gmm_malloc: New file.
12748 * config/i386/t-pmm_malloc: Likewise.
12750 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
12752 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
12753 Tanguy Fautrà <tfautre@pandora.be>
12755 * config/i386/pmm_malloc.h: New file.
12757 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
12759 * config/i386/gmm_malloc.h: New file.
12761 2004-08-03 Dale Johannesen <dalej@apple.com>
12763 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
12764 * c-common.c: Include opts.h.
12765 (c_common_get_alias_set): Fix check for a single input file.
12766 * toplev.c: Remove current_file_decl.
12769 2004-08-03 Mark Mitchell <mark@codesourcery.com>
12771 * config.gcc (arm*-*-symbianelf*): New target.
12772 * config/arm/symbian.h: New file.
12774 * gthr-gnat.c: Add visibility #pragmas.
12775 * gthr-gnat.h : Likewise.
12776 * gthr.h: Likewise.
12777 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
12778 (__ffsDI2): Likewise.
12779 (__clzSI2): Likewise.
12780 (__ctzSI2): Likewise.
12781 (__ctzDI2): Likewise.
12782 (__popcountSI2): Likewise.
12783 (__popcountDI2): Likewise.
12784 (__paritySI2): Likewise.
12785 (__parityDI2): Likewise.
12786 * libgcc2.h: Add visibility #pragmas.
12787 (__clzDI2): Add prototype.
12788 (__clzSI2): Likewise.
12789 (__ctzSI2): Likewise.
12790 (__ffsDI2): Likewise.
12791 (__ffsSI2): Likewise.
12792 (__ctzDI2): Likewise.
12793 (__popcountSI2): Likewise.
12794 (__popcountDI2): Likewise.
12795 (__paritySI2): Likewise.
12796 (__parityDI2): Likewise.
12797 * unwind-dw2-fde.h: Add visibility #pragmas.
12798 * unwind.h: Likewise.
12800 2004-08-03 David Edelsohn <edelsohn@gnu.org>
12801 Dale Johannesen <dalej@apple.com>
12802 Roger Sayle <roger@eyesopen.com>
12804 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
12805 constants more accurately. Adjust costs for FMA instructions.
12806 Add cases for most logical and float operations. Recurse into
12809 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
12811 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
12813 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
12815 * ra-build.c (conflicts_between_webs): For webs that cross a call add
12816 conflicts to regs_invalidated_by_call.
12818 2004-08-03 Paul Brook <paul@codesourcery.com>
12820 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
12822 2004-08-03 Jan Hubicka <jh@suse.cz>
12824 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
12825 ARRAY_REF argument.
12827 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
12829 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
12830 arm968es, arm10e, arm1020e, arm1022e.
12831 * invoke.texi: Update list of ARM cores.
12832 * arm-tune.md: Regenerate.
12834 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
12836 * arm/gentune.sh: New file.
12837 * arm/t-arm: New file.
12838 * arm/arm-tune.md: New file (autogenerated).
12839 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
12840 * arm.md (attribute tune): Delete. Include arm-tune.md.
12842 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
12844 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
12845 penultimate parameter. All callers adjusted.
12846 (struct prefix_list): Remove used_flag_ptr.
12847 (find_a_file): Do not set *pl->used_flag_ptr.
12848 (warn_B, warn_std_ptr): Remove.
12850 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
12851 Mostafa Hagog <mustafa@il.ibm.com>
12853 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
12855 2004-08-02 Geoffrey Keating <geoffk@apple.com>
12857 * dwarf2out.c (output_call_frame_info): Don't change data format
12858 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
12859 label. Use 'true' not '1'.
12860 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
12863 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12865 * gdbinit.in: Reflect previous changes to rtunion_def.
12867 2004-08-02 Roger Sayle <roger@eyesopen.com>
12869 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
12870 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
12872 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12874 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
12876 * langhooks.h (lang_hooks::builtin_function): Rename parameter
12877 from "class" to "bt_class".
12879 2004-08-02 Paul Brook <paul@codesourcery.com>
12881 PR rtl-optimization/15068
12882 * flow.c (init_propagate_block_info): Check condition is reversible.
12884 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12886 * gengtype.h (options::info): Change type to const char *.
12887 (enum gc_used_enum): Move out of struct type scope.
12888 * gengtype.c (create_option): Convert initializer for option::info to
12890 (adjust_field_type, walk_type, write_func_for_structure,
12891 write_root, write_roots): Remove pointless cast.
12893 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
12895 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
12897 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12899 * rtl.h (union rtunion_def): Have all members start with the
12901 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
12902 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
12903 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
12904 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
12906 * gengtype.c (adjust_field_rtx_def): Likewise.
12907 * rtlanal.c (loc_mentioned_in_p): Likewise.
12909 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
12911 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
12912 Replace uses of mips/elf64.h with mips/elf.h
12913 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
12914 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
12915 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
12916 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
12917 (HANDLE_SYSV_PRAGMA): Delete.
12918 (ASM_OUTPUT_DEF): Fix formatting.
12919 * config/mips/elf64.h: Delete.
12921 2004-08-01 Zack Weinberg <zack@codesourcery.com>
12923 * config/ia64/ia64.c (got_symbolic_operand): Do require a
12924 symbol+offset operand to have its offset be zero mod 0x3fff
12925 when GOT entries are in use. Clarify logic in SYMBOL_REF
12926 case. Clarify comments.
12927 (ia64_expand_load_address): Split a symbol+offset load when
12928 the offset is nonzero mod 0x3fff, not 0x1fff.
12930 2004-08-01 Geoffrey Keating <geoffk@apple.com>
12932 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
12933 if trying to *store* to a non-offsettable address.
12934 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
12935 a nonoffsettable address.
12936 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
12938 (movti_string): Don't move GPRs to a nonoffsettable address.
12939 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
12941 2004-08-02 Ben Elliston <bje@au.ibm.com>
12944 * config/rs6000/altivec.h: Replace typeof with __typeof__.
12946 2004-08-01 Richard Henderson <rth@redhat.com>
12948 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
12949 variable sized types.
12951 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
12953 * doc/invoke.texi: In the MIPS options section, remove the passage
12954 saying that -mexplicit-relocs is usually disabled for -mabicalls
12955 -fno-unit-at-a-time.
12956 * config/mips/mips.c (override_options): Remove the code that enforced
12959 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
12961 * config/mips/mips.md (cprestore): Provide two alternatives, one for
12962 an in-range offset and one for an out-of-range offset. Wrap the latter
12963 in .set macro/.set nomacro if it's inside a .set nomacro block.
12965 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
12967 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
12968 (mips_restore_gp): Declare.
12969 * config/mips/mips.c (mips_add_offset): Add a scratch register
12970 argument. Reimplement in rtl only, reusing MIPS16 logic from
12971 mips_output_mi_thunk.
12972 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
12973 to mips_add_offset.
12974 (mips_gp_save_slot): Delete.
12975 (mips_restore_gp): New function.
12976 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
12977 * config/mips/mips.md (exception_receiver): Turn into a
12978 define_insn_and_split. Use mips_restore_gp to do the split.
12979 (call_internal, call_value_internal, call_value_multiple_internal): Use
12980 mips_restore_gp to restore $gp.
12982 2004-07-31 Andrew Pinski <apinski@apple.com>
12985 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
12987 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
12989 * c-decl.c (diagnose_mismatched_decls): Give error for external
12990 redeclaration of identifier declared with no linkage, not just
12991 warning with -Wtraditional. Do not check DECL_CONTEXT to give
12992 error for redeclaration with no linkage.
12994 2004-07-30 Geoffrey Keating <geoffk@apple.com>
12995 Fariborz Jahanian <fjahanian@apple.com>
12997 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
12998 non-offsettable addresses even for DImode.
12999 (rs6000_split_multireg_move): Cope with non-offsettable addresses
13000 being moved into multiple GPRs.
13002 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
13004 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
13005 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
13007 * config/rs6000/darwin-ldouble.c (isless): New macro.
13009 (nonfinite): New macro.
13011 (_xlqadd): Completely rewrite.
13012 (_xlqmul): Correct overflow handling.
13013 (_xlqdiv): Correct overflow handling.
13014 * config/rs6000/darwin-ldouble-format: New file.
13016 2004-07-30 Roger Sayle <roger@eyesopen.com>
13017 Richard Henderson <rth@redhat.com>
13019 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
13020 9 into the equivalent lea instruction.
13022 2004-07-30 Richard Henderson <rth@redhat.com>
13024 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
13025 with DECL_INITIAL if fb_lvalue.
13026 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
13027 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
13029 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
13031 2004-07-30 Diego Novillo <dnovillo@redhat.com>
13033 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
13034 pointer escapes through a function call, assume that the
13035 callee will dereference it.
13036 (add_pointed_to_var): Assume that VALUE is always an
13038 (collect_points_to_info_r): Only call add_pointed_to_var if
13039 the value is an ADDR_EXPR.
13041 2004-07-30 Diego Novillo <dnovillo@redhat.com>
13043 * tree-ssa-alias.c (create_alias_map_for): Do not get the
13044 alias set of the inner type of ARRAY_TYPEs.
13046 2004-07-29 Diego Novillo <dnovillo@redhat.com>
13048 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
13049 setting a non-register to UNDEFINED right before the call to
13052 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
13054 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
13056 2004-07-29 Diego Novillo <dnovillo@redhat.com>
13058 * tree-ssa.c (verify_flow_sensitive_alias_info): When
13059 comparing points-to sets of different pointers, make sure the
13060 second pointer is actually referenced in the code.
13062 2004-07-29 Zack Weinberg <zack@codesourcery.com>
13064 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
13065 (got_symbolic_operand): Remove unreachable code.
13066 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
13067 setjmp_operand; add entry for tls_symbolic_operand.
13068 * config/ia64/ia64-protos.h: Remove all prototypes of
13069 predicate functions.
13071 2004-07-29 Mark Mitchell <mark@codesourcery.com>
13073 * c-common.h (lang_post_pch_load): New variable.
13074 * c-pch.c (lang_post_pch_load): Define it.
13075 (c_common_read_pch): Use it.
13076 * cgraphunit.c (record_call_1): Give the front end a chance to
13077 record additional needed entities when a variable is marked as
13079 * tlink.c (recompile_files): Robustify.
13080 (scan_linker_output): If a symbol is assigned to a file,
13081 but after recompilation is not present there, issue an error
13084 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13086 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
13087 Take orig_loop argument and pass it to set_level.
13088 (schedule_sm): Pass the correct orig_loop to force_move_till.
13090 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13092 * cfgloop.c (update_latch_info): Update dominator of the new block.
13093 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
13095 * dominance.c (verify_dominators): Check that the dominance tree is
13097 (recount_dominator): Ignore unreachable blocks.
13098 (iterate_fix_dominators): Cleanup old dominance information before
13101 2004-07-29 Diego Novillo <dnovillo@redhat.com>
13103 * tree-ssa-operands.c (get_expr_operands): Revert changes
13104 to ADDR_EXPR processing introduced by:
13105 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13106 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
13108 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
13110 * doc/implement-c.texi: Add C90 subclause references. Point to
13111 preprocessor documentation instead of duplicating it. Add points
13112 only present in C90. Fill in documentation for all points.
13114 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13116 * pa.c (output_movb): Correct typo.
13118 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
13120 * ra.h (single_reg_in_regclass): Declare.
13121 * ra.c (single_reg_in_regclass): Define.
13122 (first_hard_reg): New.
13123 (init_ra): Initialize single_reg_in_regclass.
13124 * ra-colorize.c (ok_class): New.
13125 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
13127 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
13129 * gcov-io.h: Allow zero tag as EOF indicator.
13130 (gcov_is_eof): Remove.
13131 (gcov_truncate): Remove.
13132 * gcov-io.c (gcov_seek): Always SEEK_SET.
13133 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
13135 * coverage.c (read_counts_file): Don't use gcov_is_eof.
13136 * gcov-dump.c (dump_file): Likewise.
13137 * gcov.c (read_graph_file, read_count_file): Likewise.
13139 * c-decl.c (complete_array_type): Don't gratuitously copy
13140 maxindex. Check it always has a type.
13142 2004-07-29 Steven Bosscher <stevenb@suse.de>
13144 * rtl.c (currently_expanding_to_rtl): New.
13145 * rtl.h (currently_expanding_to_rtl): Export it.
13146 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
13148 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
13150 * config/sh/sh.c: Replace rtx_equal_function_value_matters
13151 with currently_expanding_to_rtl.
13152 * config/sh/sh.md: Likewise.
13153 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
13155 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
13157 Introduce sh2a support.
13158 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
13159 * config.gcc: Build multilibs for sh2a and sh2a-single by
13161 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
13162 default. Split their tests out of the corresponding SH4
13164 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
13165 multilibs for SH2a.
13166 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
13167 * config.gcc: Handle sh2a multilibs and cpu selection.
13168 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
13169 * config/sh/t-mlib-sh2a: New.
13170 * config/sh/t-mlib-sh2a-nofpu: New.
13171 * config/sh/t-mlib-sh2a-single: New.
13172 * config/sh/t-mlib-sh2a-single-only: New.
13173 2004-07-09 Nick Clifton <nickc@redhat.com>
13175 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
13176 -ml and -m2a are used together.
13177 2004-03-23 DJ Delorie <dj@redhat.com>
13178 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
13179 when we have a double-sized FPU.
13180 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
13181 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
13183 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
13184 -msh2a-single and -msh2a-single-only
13185 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
13186 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
13188 2004-02-20 DJ Delorie <dj@delorie.com>
13189 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
13190 2004-02-20 Fred Fish <fnf@redhat.com>,
13191 Corinna Vinschen <vinschen@redhat.com>
13192 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
13193 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
13194 2004-02-18 DJ Delorie <dj@redhat.com>
13195 * config/sh/sh.c (broken_move): Add support for movi20.
13196 * config/sh/sh.h: Likewise.
13197 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
13198 * config/sh/sh.md (udivsi3_sh2a): New.
13199 (udivsi3): Call it.
13200 (divsi3_sh2a): New.
13203 (ashlsi3_sh2a): New.
13204 (ashrsi3_sh2a): New.
13205 (lshrsi3_sh2a): New.
13206 (movsi_i): Disable for sh2a.
13207 (movsi_ie): Add movi20.
13208 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
13209 sh2a, for -m2a-nofpu mode.
13210 2004-02-13 DJ Delorie <dj@redhat.com>
13211 * config/sh/lib1funcs.asm: Handle double vs single better.
13212 * config/sh/sh.h: Likewise.
13213 2004-02-09 DJ Delorie <dj@redhat.com>
13214 * config/sh/crt1.asm: Add support for sh2a.
13215 * config/sh/elf.h: Likewise.
13216 * config/sh/lib1funcs.asm: Likewise.
13217 * config/sh/sh.c: Likewise.
13218 * config/sh/sh.md: Likewise.
13219 * config/sh/sh.h: Likewise.
13220 * config/sh/t-sh: Likewise.
13222 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
13224 * config/frv/frv.md (movqi_internal, movhi_internal,
13225 movsi_internal): Add backup alternatives for memory inputs.
13227 2004-07-28 Matt Austern <austern@apple.com>
13229 * config/darwin.c (darwin_one_byte_bool): New global variable.
13230 * config/darwin.h (darwin_one_byte_bool): Declare.
13231 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
13232 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
13233 value of darwin_one_byte_bool.
13234 * doc/invoke.texi: Document -mone-byte-bool flag.
13236 2004-07-28 Eric Christopher <echristo@redhat.com>
13238 * c-common.c (c_common_unsafe_for_reeval): Delete.
13239 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
13240 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
13241 * calls.c (fix_unsafe_tree): Delete.
13242 (expand_call): Delete code which used above.
13243 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
13244 * expr.c (expand_expr_real_1): Ditto.
13245 * fold-const.c (non_lvalue): Ditto.
13246 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
13247 (lhd_unsafe_for_reeval): Ditto.
13248 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
13249 * langhooks.h (unsafe_for_reeval): Ditto.
13250 (unsave_expr_now): Adjust comment.
13251 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
13252 (estimate_num_insns_1): Ditto.
13253 * tree-pretty-print.c (dump_generic_node): Ditto.
13254 * tree.c (expr_align): Ditto.
13255 (unsave_expr): Delete.
13256 (unsafe_for_reeval): Ditto.
13257 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
13258 * tree.def (UNSAVE_EXPR): Delete.
13259 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
13261 2004-07-28 Zack Weinberg <zack@codesourcery.com>
13263 * tree.h (enum tls_model): Move ...
13264 * coretypes.h: ... here.
13266 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
13268 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
13270 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
13272 * cse.c (validate_canon_reg): New function, split out from...
13273 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
13275 2004-07-28 Diego Novillo <dnovillo@redhat.com>
13277 * tree-ssa-alias.c (maybe_create_global_var): Don't just
13278 return if .GLOBAL_VAR has been created.
13280 2004-07-28 Diego Novillo <dnovillo@redhat.com>
13282 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
13283 every variable that may have aliases, not just tags.
13285 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
13287 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
13288 move_from_CR_eq_bit.
13289 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
13292 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
13295 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
13296 output_e500_flip_eq_bit.
13298 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
13299 output_e500_flip_eq_bit.
13300 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
13301 output_e500_flip_eq_bit.
13302 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
13303 (print_operand): case D. Get to EQ bit.
13305 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
13307 * gcov.c (function_summary): Add missing \n.
13309 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
13311 Introduce sh4a support.
13312 * config.gcc: Handle sh4a multilibs and cpu selection.
13313 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
13314 * config/sh/t-mlib-sh4a: New.
13315 * config/sh/t-mlib-sh4al: New.
13316 * config/sh/t-mlib-sh4a-nofpu: New.
13317 * config/sh/t-mlib-sh4a-single: New.
13318 * config/sh/t-mlib-sh4a-single-only: New.
13319 2004-02-20 DJ Delorie <dj@redhat.com>
13320 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
13321 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
13322 2003-08-22 Eric Christopher <echristo@redhat.com>
13323 * config/sh/sh4a.md: Update for chip errata.
13324 2003-08-07 Eric Christopher <echristo@redhat.com>
13325 * config/sh/sh4a.md: New file. sh4a processor description.
13326 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
13327 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
13329 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
13330 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
13331 * doc/invoke.texi (SH Options): Document -m4al.
13332 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
13333 * config/sh/sh.c (expand_block_move): Remove commented-out code
13334 checked in by mistake.
13335 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
13336 single elements from SFmode vectors.
13337 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
13339 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
13340 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
13341 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
13342 sh_fsca_int2sf): Remove variable declarations.
13343 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
13344 sh_fsca_int2sf): New functions.
13345 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
13346 sh_fsca_int2sf_rtx): New static variables.
13347 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
13348 sh_fsca_int2sf): Declare.
13349 * config/sh/sh.md: Adjust.
13350 * doc/invoke.texi (SH Options): Document new options.
13351 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
13352 compatibility from SH4 code.
13353 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
13354 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
13356 (memory_movsrc_operand): Renamed to...
13357 (unaligned_load_operand): ... this. Simplified.
13358 * config/sh/sh.h (PREDICATE_CODES): Adjust.
13359 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
13360 input operand to SImode, and adjust the others. Introduce
13361 post-increment by peephole.
13362 * config/sh/sh.c (expand_block_move): Give the target address the
13363 same mode as the temp reg.
13364 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
13366 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
13367 Introduce support for SH4a.
13368 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
13369 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
13370 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
13371 sh_fsca_int2sf): New.
13372 (sh_init_builtins): Initialize them.
13373 (print_operand): Support `d'.
13374 (expand_block_move): Use movua if src is misaligned.
13375 (memory_movsrc_operand): New.
13376 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
13377 and one of the SH4 macros.
13378 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
13379 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
13380 SELECT_SH4A_SINGLE): New.
13381 (TARGET_NONE): Add SH4A_BIT.
13382 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
13383 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
13384 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
13385 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
13386 (enum processor_type): Added PROCESSOR_SH4A.
13387 (PREDICATE_CODES): Add memory_movsrc_operand.
13388 * config/sh/sh.md: Removed unused variables.
13389 (attr cpu): Add sh4a.
13390 (attr type): Add movua, fsrra and fsca.
13391 (prefetch): New, for SH4.
13392 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
13393 (toggle_sz): Set type to fp.
13394 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
13395 (movua, extv, extzv): New.
13396 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
13397 and 4a-single-only.
13399 2004-07-28 Diego Novillo <dnovillo@redhat.com>
13401 * tree-optimize.c (init_tree_optimization_passes): Schedule
13402 pass_may_alias right after the program is renamed into SSA.
13403 * tree-pass.h (PROP_alias): Define.
13404 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
13405 * tree-sra.c (pass_sra): Likewise.
13406 * tree-ssa-ccp.c (pass_ccp): Likewise.
13407 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
13408 * tree-ssa-dce.c (pass_dce): Likewise.
13409 * tree-ssa-dom.c (pass_dominator): Likewise.
13410 * tree-ssa-dse.c (pass_dse): Likewise.
13411 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
13412 * tree-ssa-loop-ch.c (pass_ch): Likewise.
13413 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13414 * tree-ssa-pre.c (pass_pre): Likewise.
13415 * tree-tailcall.c (pass_tail_recursion): Likewise.
13416 * tree-ssa.c (pass_redundant_phi): Likewise.
13417 * tree-ssa-alias.c (aliases_computed_p): Remove.
13419 (init_alias_info): Do not mark all type tags for renaming
13421 Clear may_aliases from every symbol.
13422 (setup_pointers_and_addressables): If a pointer has not been
13423 dereferenced and it had a type tag, clear it and mark the old
13426 2004-07-28 Diego Novillo <dnovillo@redhat.com>
13428 PR tree-optimization/16705
13429 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
13432 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13434 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
13437 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
13438 don't make another one.
13440 PR optimization/15077
13441 * function.h (struct function): Add field saved_static_chain_decl.
13442 Fix comment for static_chain_decl.
13443 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
13444 * tree-inline.h (save_body): Add new arg.
13445 * tree-optimize.c (tree_rest_of_compilation): Handle saving
13448 2004-07-27 Richard Henderson <rth@redhat.com>
13450 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
13451 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
13452 is_gimple_addressable.
13453 * tree-gimple.c (is_gimple_addressable): Rename from
13454 is_gimple_addr_expr_arg; accept INDIRECT_REF.
13455 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
13456 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
13457 rename to is_gimple_addressable.
13459 2004-07-28 Alan Modra <amodra@bigpond.net.au>
13461 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
13463 2004-07-27 Richard Henderson <rth@redhat.com>
13465 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
13468 2004-07-27 Zack Weinberg <zack@codesourcery.com>
13470 * libgcc2.c: Change all conditionals testing
13471 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
13472 * libgcc2.h: Likewise.
13473 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
13474 TYPE_PRECISION of float80_type to 80.
13475 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
13476 of fpreg_type and float80_type to 80.
13477 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
13478 * config/m68k/netbsd-elf.h:
13479 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
13480 to evaluate to 80 whenever they would formerly have evaluated to 96.
13481 * config/i386/sco5.h: Remove unnecessary redefinition of
13482 LONG_DOUBLE_TYPE_SIZE.
13483 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
13484 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
13485 XFmode, with a bitsize of 80. Update commentary.
13486 * config/ia64/ia64-modes.def: Likewise.
13487 * config/m68k/m68k-modes.def: Likewise.
13489 2004-07-27 Steven Bosscher <stevenb@suse.de>
13491 * cfgexpand.c (tree_expand_cfg): Fix comment.
13493 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
13494 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
13496 (prepare_function_start): Don't set rtx_equal_function_value_matters.
13497 * integrate.c (copy_rtx_and_substitute): Don't test for it.
13498 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
13499 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
13500 here again. Update leading comment.
13501 * rtl.c (rtx_equal_function_value_matters): Remove.
13502 (rtx_equal_p): Don't test for it.
13503 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
13506 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
13507 * rtl.c (note_insn_name): Likewise.
13508 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
13509 * final.c (final_scan_insn): Likewise.
13511 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
13512 * passes.c (rest_of_handle_eh): Do it here.
13514 * stmt.c (struct nesting): Remove struct nesting block member.
13515 (struct stmt_status): Remove x_block_start_count field.
13516 (current_block_start_count): Remove.
13518 2004-07-27 Brian Booth <bbooth@redhat.com>
13520 * tree-optimize.c (register_one_dump_file): Update condition that uses
13521 static_pass_number.
13522 (dup_pass_1): Replace with...
13523 (next_pass_1): This.
13524 (NEXT_PASS): Call next_pass_1.
13525 (DUP_PASS): Remove.
13526 (init_tree_optimization_passes): Remove uses of DUP_PASS.
13527 (execute_one_pass): Update condition that uses
13528 static_pass_number.
13529 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
13532 2004-07-27 Nick Clifton <nickc@redhat.com>
13534 * config/m32r/m32r.c: Include integrate.h in order to get the
13535 prototype for get_hard_reg_initial_val().
13537 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
13538 and tidy up indentation.
13539 (final_presence_set): Use absence_set instead, so that if there is
13540 nothing in the "o" pipe the "s" pipe can be scheduled.
13542 2004-07-27 Diego Novillo <dnovillo@redhat.com>
13544 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
13545 don't have PT_VARS nor PT_MALLOC set.
13546 Clear name tag from pointers that have not been dereferenced.
13547 (set_pt_anything, set_pt_malloc): Forward declare.
13548 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
13549 not type compatibility when determining if a pointer can be
13552 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
13554 * expr.h (canonicalize_condition, get_condition): Add an int argument.
13555 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
13556 it to check whether the condition is still valid at the jump insn.
13557 * ifcvt.c (noce_get_condition): Likewise.
13558 (noce_get_alt_condition): Update call to canonicalize_condition.
13559 * loop-iv.c (simplify_using_initial_values): Update call to
13560 get_condition. Remove FIXME.
13561 (check_simple_exit): Update call to get_condition.
13562 * loop-unswitch.c (may_unswitch_on): Likewise.
13563 * loop.c (check_dbra_loop): Likewise.
13564 (canonicalize_condition, get_condition): Add an argument to say whether
13565 the condition must still be valid at INSN.
13566 (get_condition_for_loop): Update call to get_condition. Require that
13567 the condition be valid at INSN.
13568 * predict.c (estimate_probability): Update call to get_condition.
13569 Remove unused earliest parameter.
13570 (expected_value_to_br_prob): Update call to canonicalize_condition.
13572 2004-07-26 Eric Christopher <echristo@redhat.com>
13574 * tree-dfa.c (add_referenced_var): Register initializers of global
13577 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
13579 * config/i386/i386.c (function_arg): Always treat 8-
13580 and 16-byte wide vectors the same, even if MMX/SSE
13582 (contains_128bit_aligned_vector_p): Add comment.
13584 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
13586 * ra.h (enum node_type): Rename to:
13587 (enum ra_node_type).
13588 * ra-colorize.c: Likewise.
13590 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
13592 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
13593 after simplifying the jump.
13595 2004-06-26 Richard Henderson <rth@redhat.com>
13597 * calls.c (combine_pending_stack_adjustment_and_call): Make
13598 preferred_unit_stack_boundary argument unsigned. Make
13599 unadjusted_alignment unsigned.
13600 (expand_call): Make preferred_stack_boundary and
13601 preferred_unit_stack_boundary variables unsigned.
13602 * function.c (assign_stack_local_1): Make alignment unsigned.
13603 * function.h (struct function): Make stack_alignment_needed,
13604 preferred_stack_boundary unsigned.
13605 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
13606 (ix86_compute_frame_layout): Make stack_alignment_needed,
13607 preferred_alignment variables unsigned.
13608 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
13610 2004-07-26 Tom Tromey <tromey@redhat.com>
13612 * tree.h: Fix typo in comment.
13614 2004-07-26 Daniel Jacobowitz <dan@debian.org>
13617 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
13618 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
13619 (ggc_free): Remove incorrect freeing.
13620 (sweep_pages): Advance PP for large pages. Fix indentation.
13622 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
13624 PR rtl-optimization/16643
13625 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
13626 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
13627 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
13628 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
13629 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
13630 * function.c (thread_prologue_and_epilogue_insns): Likewise.
13631 * rtl.h (tracer): Add a flags parameter.
13632 * tracer.c (tracer): Pass it to cfg_layout_initialise.
13633 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
13634 (rest_of_handle_reorder_blocks): Update calls to tracer and
13635 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
13636 (rest_of_handle_tracer): Pass 0 to tracer.
13637 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
13639 2004-07-25 David Edelsohn <edelsohn@gnu.org>
13642 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
13645 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
13647 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
13648 (BINFO_BASE_ACCESS): Adjust.
13649 (BINFO_BASE_ACCESS_APPEND): New.
13650 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
13651 * dbxout.c (dbxout_type): Adjust binfo access accessing.
13652 * dwarf2out.c (gen_member_die): Likewise.
13653 * tree-dump.c (deque_and_dump): Likewise.
13655 2004-07-26 Falk Hueffner <falk@debian.org>
13657 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
13660 2004-07-25 Roger Sayle <roger@eyesopen.com>
13662 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
13663 value off of the stack if TARGET_USE_FFREEP.
13665 2004-07-26 Bernardo Innocenti <bernie@develer.com>
13667 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
13668 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
13669 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
13670 check on invocation of XRESIZEVEC ().
13672 2004-07-26 Bernardo Innocenti <bernie@develer.com>
13674 * c-common.c (disable_builtin_function): Rename variable n to
13675 new_disabled_builtin.
13676 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
13677 Rename local variable old to old_decl.
13678 * gensupport.c (shift_output_template): Rename parameter old to src.
13679 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
13680 old_rtx and newx to new_rtx.
13682 2004-07-26 Bernardo Innocenti <bernie@develer.com>
13684 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
13686 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
13688 * c-lex.c: Likewise.
13690 2004-07-25 Roger Sayle <roger@eyesopen.com>
13692 * fold-const.c (constant_boolean_node): Make extern.
13693 (make_range): Wrap long lines.
13694 (fold_cond_expr_with_comparison): Remove unnecessary call to
13695 pedantic_non_lvalue. Add missing calls to fold_convert.
13696 (fold_truthop): Add missing calls to fold_convert.
13698 * tree.h (constant_boolean_node): Add prototype here.
13699 * builtins.c (expand_builtin_strncmp): Add missing calls to
13701 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
13702 Call fold_convert and constant_boolean_node to correct types.
13703 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
13704 missing call to fold_convert to correct types.
13706 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
13707 Brian Ryner <bryner@brianryner.com>
13711 * c-common.c (c_common_attribute_table): Allow
13712 handle_visibility_attribute to be called for types.
13713 (handle_visibility_attribute) When given a type, set the visibility
13714 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
13715 so that we can check later whether the attribute was present. Added
13716 warning if attribute applied to non class type.
13717 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
13718 decls and checking that they are consistent.
13719 * common.opt: Added -fvisibility.
13720 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
13721 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
13722 * flags.h, tree.h: Added assorted support defines for overall patch
13723 * opts.c: Added parsing support for -fvisibility.
13724 * tree.c (build_decl): Set visibility for all decls to be whatever
13725 is in force at that time.
13726 * varasm.c (default_binds_local_p_1): Reworked logic determining
13727 when to make a symbol locally bound.
13728 * doc/invoke.texi: Added documentation for -fvisibility and
13729 -fvisibility-inlines-hidden.
13731 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13733 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
13734 * c-common.c: Add missing casts from void * to other types.
13735 * c-decl.c: Likewise.
13736 * c-format.c: Likewise.
13737 * c-lex.c: Likewise.
13738 * c-pragma.c: Likewise.
13739 * c-typeck.c: Likewise.
13740 * defaults.h: Likewise.
13741 * genconstants.c: Likewise.
13742 * gengtype-lex.l: Likewise.
13743 * genmodes.c: Likewise.
13744 * read-rtl.c: Likewise.
13747 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13749 * bitmap.c: Use type-safe memory allocation macros from libiberty.
13750 * c-common.c: Likewise.
13751 * c-decl.c: Likewise.
13752 * c-lang.c: Likewise.
13753 * c-lex.c: Likewise.
13754 * c-opts.c: Likewise.
13755 * c-parse.in: Likewise.
13756 * c-typeck.c: Likewise.
13757 * genconditions.c: Likewise.
13758 * gengtype-lex.l: Likewise.
13759 * gengtype-yacc.y: Likewise.
13760 * gengtype.c: Likewise.
13761 * genmodes.c: Likewise.
13762 * gensupport.c: Likewise.
13763 * read-rtl.c: Likewise.
13764 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
13767 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13769 * c-decl.c (groktypename, groktypename_in_param_context): Rename
13770 variable typename to type_name.
13771 * c-lex.c (interpret_float): Likewise.
13773 2004-07-25 Roger Sayle <roger@eyesopen.com>
13775 * convert.c (convert_to_real, convert_to_integer,
13776 convert_to_complex): Replace calls to build with calls to buildN.
13777 * coverage.c (tree_coverage_counter_ref): Likewise.
13778 * dojump.c (do_jump): Likewise.
13779 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
13780 * emit-rtl.c (component_ref_for_mem_expr,
13781 set_mem_attributes_minus_bitpos): Likewise.
13782 * explow.c (update_nonlocal_goto_save_area): Likewise.
13783 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
13784 expand_mult_add): Likewise.
13785 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
13786 store_constructor, get_inner_reference, expand_expr_real_1,
13787 try_casesi, try_tablejump): Likewise.
13788 * function.c (expand_function_start): Likewise.
13789 * stmt.c (emit_case_bit_tests, expand_end_case_type,
13790 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
13791 * stor-layout.c (place_union_field, layout_type): Likewise.
13792 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
13793 * varasm.c (copy_constant): Likewise.
13795 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13797 * c-common.c: Rename all identifiers named `new'.
13798 * c-decl.c: Likewise.
13799 * gensupport.c: Likewise.
13800 * simplify-rtx.c: Likewise.
13801 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
13803 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
13806 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
13809 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
13810 declarations until after calling pushdecl.
13811 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
13812 "extern" and not on whether the declaration is initialized.
13814 2004-07-25 Daniel Jacobowitz <dan@debian.org>
13816 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
13817 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
13818 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
13819 "cpplib.h", "c-pragma.h", "c-common.h".
13820 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
13821 (solaris_register_pragmas): New functions.
13822 * config/sol2-protos.h: New file.
13823 * config/sol2.c: New file.
13824 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
13825 (REGISTER_TARGET_PRAGMAS): New macros.
13826 (solaris_pending_aligns, solaris_pending_inits)
13827 (solaris_pending_finis): New variables.
13828 * config/t-sol2 (sol2-c.o): Update dependencies.
13829 (sol2.o): New rule.
13830 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
13831 SUBTARGET_INSERT_ATTRIBUTES.
13832 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
13833 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
13834 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
13835 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
13836 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
13837 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
13838 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
13839 * config/sparc/sparc.c (sparc_attribute_table): New.
13840 (TARGET_INSERT_ATTRIBUTES): Define in terms of
13841 SUBTARGET_INSERT_ATTRIBUTES.
13842 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
13844 * doc/extend.texi (Solaris Pragmas): New section.
13846 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13848 * c-common.c: Rename all identifiers named `class' to `cl'.
13849 * c-common.h: Likewise.
13850 * c-parse.in: Likewise.
13851 * c-typeck.c: Likewise.
13852 * genmodes.c: Likewise.
13853 * real.c: Likewise.
13854 * real.h: Likewise.
13855 * recog.c: Likewise.
13856 * recog.h: Likewise.
13857 * regrename.c: Likewise.
13858 * tree.h: Likewise.
13859 * c-common.c (builtin_function_2): Change type of 5th parameter from
13860 int to enum built_in_function. Change type of 8th parameter from int
13862 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
13864 * c-typeck.c (convert_arguments): Change type of formal_prec from
13865 int to unsigned int.
13866 * genmodes.c (blank_mode): Make a few negative constants unsigned.
13867 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
13868 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
13869 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
13870 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
13871 iterator to for_all_modes () instead of an enum because enums can't
13872 be incremented in C++.
13875 2004-07-25 Daniel Jacobowitz <dan@debian.org>
13877 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
13880 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13882 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
13883 Handle ARRAY_RANGE_REF like ARRAY_REF.
13885 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
13887 * c-typeck.c (digest_init): Don't allow arrays of signed or
13888 unsigned variants of wchar_t to be initialized by wide string
13889 constants. Do allow arrays of enumerated types compatible with
13890 wchar_t to be initialized by wide string constants. Refine tests
13891 distinguishing wide and narrow strings and arrays. Give specific
13892 error for arrays of other integer types initialized by string
13894 (output_init_element, process_init_element): Check for
13895 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
13896 initializing with string constants.
13898 2004-07-25 Richard Henderson <rth@redhat.com>
13900 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
13901 on the RESULT_DECL.
13902 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13903 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
13904 DECL_IGNORED_P to new decl.
13906 2004-07-24 Zack Weinberg <zack@codesourcery.com>
13908 * config/ia64/ia64.c (general_xfmode_operand)
13909 (destination_xfmode_operand): Delete.
13910 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
13911 * config/ia64/ia64.md (*movxf_internal): Use general_operand
13912 and destination_operand.
13914 2004-07-24 Alexander Kabaev <kan@freebsd.org>
13916 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
13917 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
13919 2004-07-24 Alexander Kabaev <kan@freebsd.org>
13920 Zack Weinberg <zack@codesourcery.com
13923 * c-decl.c (diagnose_mismatched_decls): Don't issue a
13924 redundant-declaration warning the first time a builtin is
13925 declared explicitly.
13927 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13929 * tree.h (staticp): Change return type to bool.
13931 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13933 * c-common.c (c_staticp): Last episode of the staticp saga.
13935 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13937 * c-common.h (c_staticp): Change return type from int to bool.
13938 * tree.c (staticp): Likewise.
13939 * langhooks.h (staticp): Likewise.
13941 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13943 * langhooks-def.h (lhd_staticp): Change return type from int to
13944 bool in prototype to match definition.
13946 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13948 * system.h (bool, true, false): Don't redefine as preprocessor macros
13951 2004-07-24 Roger Sayle <roger@eyesopen.com>
13953 * expmed.c (init_expmed): A signed modulus by a power of two is
13954 considered cheap if its less than or equal to four instructions.
13956 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13958 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
13959 GGC_CNEWVAR): New macros.
13961 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13963 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
13965 * c-decl.c: Likewise.
13966 * c-format.c: Likewise.
13967 * c-lex.c: Likewise.
13968 * c-opts.c: Likewise.
13969 * c-pragma.c: Likewise.
13970 * c-typeck.c: Likewise.
13971 * gencheck.c: Likewise.
13972 * genconditions.c: Likewise.
13973 * genconfig.c: Likewise.
13974 * genflags.c: Likewise.
13975 * gengtype.c: Likewise.
13976 * gensupport.c: Likewise.
13977 * ggc-none.c: Likewise.
13978 * langhooks.c: Likewise.
13979 * statistics.h: Likewise.
13980 * stub-objc.c: Likewise.
13981 * java/decl.c: Likewise.
13983 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
13985 * config/m68k/m68k.c (output_scc_di): Fix coding style.
13986 (symbolic_operand): Fix prototype.
13987 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
13988 * config/m68k/m68k.md: Add constants for registers a0 and sp and
13989 use them, change from the "{...}" syntax to the simpler {...}
13991 (*cfv4_extendqisi2): Fix destination predicate.
13992 * config/m68k/m68k-protos.h: Remove various declarations also
13993 generated via PREDICATE_CODES.
13995 2004-07-23 Mike Stump <mrs@apple.com>
13997 * c-typeck.c (convert_for_assignment): Tightened up pointer
13998 converstions that differ in signedness.
14000 2004-07-23 Zack Weinberg <zack@codesourcery.com>
14002 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
14004 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14006 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
14007 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
14009 * gimplify.c (gimplify_compound_lval): Check for no handled
14010 operations, rather than checking for explicit list of nodes.
14011 (is_gimple_addr_expr_arg_or_indirect): New function.
14012 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
14013 redundant setting of TREE_INVARIANT.
14014 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
14015 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
14017 2004-07-23 Diego Novillo <dnovillo@redhat.com>
14019 PR tree-optimization/16688
14020 PR tree-optimization/16689
14021 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
14022 unnecessary initialization of 'tag'.
14023 (get_tmt_for): Check that the new type tag has the same alias
14024 set as the pointed-to type.
14025 (group_aliases): Only regular variables need to be removed
14026 from the alias set of a name tag.
14027 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
14028 propagation if the two types are not compatible.
14029 (merge_alias_info): Rename from replace_ssa_names_ann.
14031 (replace_exp_1): If both arguments are SSA_NAMEs, check that
14032 the propagation can be done.
14033 Only call merge_alias_info on pointers.
14034 (propagate_value): Likewise.
14035 * tree-ssa-copyrename.c: Include langhooks.h.
14036 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
14038 Do not coalesce variables with incompatible types.
14039 (rename_ssa_copies): Call replace_ssa_name_symbol.
14040 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
14041 the same type as the underlying _DECL.
14042 * tree-ssanames.c (replace_ssa_name_symbol): New function.
14043 * tree.h (replace_ssa_name_symbol): Declare.
14045 2004-07-23 Richard Henderson <rth@redhat.com>
14048 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
14049 unshare it properly.
14050 (gimplify_modify_expr_rhs): Push assignment from a conditional into
14051 the conditional for all non-register types.
14053 2004-07-23 Richard Henderson <rth@redhat.com>
14055 * expr.c (expand_expr_real_1): Don't handle non-local variables.
14056 * expr.h (fix_lexical_addr): Remove.
14057 * function.c (NEED_SEPARATE_AP): Remove.
14058 (fix_lexical_addr): Remove.
14059 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
14060 not null decl_function_context.
14061 (create_alias_vars): Likewise.
14062 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
14063 (simple_goto_p): Likewise.
14064 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
14065 * tree-ssa-ccp.c (get_default_value): Likewise.
14066 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14067 * tree.c (needs_to_live_in_memory): Likewise.
14068 * tree-flow-inline.h (may_be_aliased): Move...
14069 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
14070 when TREE_STATIC variables may be addressable.
14072 2004-07-24 Jakub Jelinek <jakub@redhat.com>
14074 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
14076 2004-07-23 Zack Weinberg <zack@codesourcery.com>
14078 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
14079 bitmap contents if GENERATOR_FILE is defined.
14080 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
14081 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
14083 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
14085 * c-decl.c (start_function): Form composite type of function types
14086 rather than copying type from previous prototype declaration.
14088 2004-07-23 Janis Johnson <janis187@us.ibm.com>
14090 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
14091 the const qualifier for the second argument in the C++ functions.
14093 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
14094 specific pointer types.
14096 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
14097 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
14098 for vector bool and/or vector pixel, add C++ and C missing support.
14099 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
14100 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
14101 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
14102 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
14103 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
14104 missing C++ and C support for vector bool and/or vector pixel.
14105 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
14106 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
14107 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
14108 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
14109 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
14110 C++ and C types used for vector bool and/or vector pixel.
14111 (vec_st, vec_stl): Add C++ support for vector pixel.
14112 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
14113 (vec_all_ne): Add C++ support for vector pixel.
14115 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
14116 (vec_vmulesb): Add missing C++ function.
14117 (vec_perm): Fix type of third argument in C++ function.
14118 (vec_vsum4shs): Fix C++ function name.
14119 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
14120 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
14121 argument passed to the error handler in C macro.
14122 (vec_nmsub): Remove extra parens around argument names in C macro.
14123 (vec_packpx): Add missing parens in C macro.
14125 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
14127 * machmode.def: Remove vector modes.
14128 * config/alpha/alpha-modes.def: Add supported vector modes.
14129 * config/arm/arm-modes.def: Likewise.
14130 * config/frv/frv-modes.def: Likewise.
14131 * config/i386/i386-modes.def: Likewise.
14132 * config/rs6000/rs6000-modes.def: Likewise.
14133 * config/sh/sh-modes.def: Likewise.
14135 2004-07-23 Matthias Klose <doko@debian.org>
14137 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
14138 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
14139 * config.h: Regenerate.
14140 * configure: Likewise.
14142 2004-07-22 Mark Mitchell <mark@codesourcery.com>
14144 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
14145 generated SYMBOL_REFs for labels.
14146 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
14148 (machopic_stub_name): Remove.
14149 (machopic_indirection_name): New function.
14150 (machopic_mcount_stub_name): Likewise.
14151 (machopic_classify_name): Remove.
14152 (machopic_function_base_sym): New function.
14153 (machpoic_classify_symbol): Likewise.
14154 (machopic_classify_ident): Remove.
14155 (machopic_define_ident): Likewise.
14156 (machopic_define_name): Likewise.
14157 (machopic_name_defined_p): Likewise.
14158 (machopic_ident_defined_p): Likewise.
14159 (darwin_strip_name_encoding): Likewise.
14160 (machopic_define_symbol): New function.
14161 * config/darwin.c (hashtab.h): Include.
14162 (machopic_defined_list): Remove.
14163 (machopic_classify_ident): Likewise.
14164 (machopic_classify_name): Likewise.
14165 (machopic_ident_defined_p): Likewise.
14166 (machopic_define_ident): Likewise.
14167 (machopic_define_name): Likewise.
14168 (machopic_symbol_defined_p): New function.
14169 (machopic_classify_symbol): Likewise.
14170 (machopic_data_defined_p): Use machopic_classify_symbol.
14171 (machopic_define_symbol): New function.
14172 (machopic_function_base_sym): New function.
14173 (machopic_non_lazy_pointers): Remove.
14174 (machopic_non_lazy_ptr_name): Likewise.
14175 (machopic_stubs): Likewise.
14176 (machopic_stub_name): Likewise.
14177 (NON_LAZY_POINTER_SUFFIX): New macro.
14178 (STUB_SUFFIX): Likewise.
14179 (machopic_indirection): New structure.
14180 (machopic_indirections): New variable.
14181 (machopic_indirection_hash): New function.
14182 (machopic_indirection_eq): Likewise.
14183 (machopic_indirection_name): Likewise.
14184 (machopic_mcount_stub_name): New function.
14185 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
14187 (machopic_indirect_data_reference): Rework to use new functions.
14188 (machopic_indirect_call_target): Likewise.
14189 (machopic_legitimize_pic_address): Likewise.
14190 (machopic_output_indirection): New function.
14191 (machopic_finish): Use it.
14192 (machopic_operand_p): Rework to use new functions.
14193 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
14194 (darwin_strip_name_encoding): Remove.
14195 (update_non_lazy_ptrs): Remove.
14196 (update_stubs): Likewise.
14197 (darwin_non_lazy_pcrel): Use new functions.
14198 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
14199 (ASM_OUTPUT_LABELREF): Likewise.
14200 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
14201 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
14202 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
14203 (TARGET_STRIP_NAME_ENCODING): Do not use
14204 darwin_strip_name_encoding.
14205 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
14206 darwin_strip_name_encoding.
14207 * config/i386/darwin.h (FUNCTION_PROFILER): Use
14208 machopic_mcount_stub_name.
14209 * config/i386/i386.c (x86_output_mi_thunk): Use
14210 machopic_indirection_name, not machopic_stub_name.
14211 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
14212 machopic_function_base_sym.
14213 (print_operand): Use machopic_classify_symbol.
14214 (rs6000_emit_prologue): Use machopic_function_base_sym.
14215 (output_profile_hook): Do not use machopic_stub_name.
14216 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
14218 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
14221 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
14224 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
14226 * doc/implement-c.texi: New file.
14227 * doc/extend.texi (C Implementation): Move to there.
14228 * doc/gcc.texi: Include implement-c.texi.
14229 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
14231 2004-07-22 Jason Merrill <jason@redhat.com>
14233 * integrate.c (copy_decl_for_inlining): Remove invisible reference
14235 * tree-inline.c (setup_one_parameter): Likewise.
14237 2004-07-22 Brian Booth <bbooth@redhat.com>
14239 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
14240 (substitute_and_fold): Propigate into VUSE operands when possible.
14241 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
14242 (cp_lattice_meet): Handle merging of latticevalues when
14243 UNKNOWN_VAL is present.
14244 (visit_stmt): Visit assignments with V_MUST_DEFs.
14245 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
14246 (ccp_fold): Deal with RHS' that are constant and virtual.
14247 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
14248 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
14249 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
14250 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
14251 computing immediate uses.
14252 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
14254 (replace_vuse_in): New function.
14255 (likely_value): Add check of vuse operands.
14256 (get_default_value): Set the default value of virtually defined
14257 variables to UKNOWN_VAL instead of VARYING.
14259 2004-07-22 Richard Henderson <rth@redhat.com>
14261 * expr.c (emit_push_insn): Don't use set_mem_attributes.
14263 2004-07-22 Richard Henderson <rth@redhat.com>
14265 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
14266 variables due to conditional compilation.
14268 2004-07-22 Diego Novillo <dnovillo@redhat.com>
14270 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
14271 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
14272 Release SSA names that have been re-renamed.
14273 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
14275 * tree-ssa-alias.c (init_alias_info): If aliases have been
14276 computed before, clear existing alias information.
14277 (create_name_tags): Do no fixup PT_ANYTHING pointers.
14278 If the new name tag for a pointer is different than the one it
14279 had before, mark the old tag for renaming.
14280 (replace_may_alias): New function.
14281 (group_aliases): Call it.
14282 (setup_pointers_and_addressables): Always call get_tmt_for.
14283 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
14285 (set_pt_anything): New local function.
14286 (set_pt_malloc): New local function.
14287 (merge_pointed_to_info): Don't merge pointed-to variables from
14288 the original pointer if the destination is pointing to an
14290 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
14291 (add_pointed_to_var): Do not add a variable to the points-to
14292 set if the pointer is already pointing to anywhere.
14293 (collect_points_to_info_r): If the defining statement is a PHI
14294 node, only merge pointed-to information if the argument has
14295 already been visited.
14296 (get_tmt_for): Only create a new tag if the pointer didn't
14298 (dump_alias_info): Emit more information.
14299 (dump_points_to_info_for): Likewise.
14300 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
14301 try to get the annotation of an SSA_NAME.
14302 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
14303 alias sets when checking is enabled.
14304 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
14305 (eliminate): Mark basic blocks that will need
14306 EH information cleaned up.
14307 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
14309 Initialize need_eh_cleanup.
14310 (fini_pre): Call tree_purge_all_dead_eh_edges and
14311 cleanup_tree_cfg if needed.
14312 Free need_eh_cleanup.
14313 * tree-ssa.c (verify_ssa_name): New function.
14314 (verify_def): Call it.
14315 Re-arrange to avoid printing too many error messages.
14316 (verify_use): Likewise.
14317 (verify_phi_args): Likewise.
14318 (verify_flow_insensitive_alias_info): New function.
14319 (verify_flow_sensitive_alias_info): New function.
14320 (verify_alias_info): New function.
14321 (verify_ssa): Call verify_alias_info.
14322 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
14324 Re-arrange to avoid printing too many error messages.
14325 * tree-ssanames.c (make_ssa_name): Clear
14326 SSA_NAME_IN_FREE_LIST.
14327 (release_ssa_name): Never release a default definition.
14328 (release_defs): New function.
14329 * tree.h: Declare it.
14330 * tree-ssa-dce.c (remove_dead_stmt): Call it.
14332 2004-07-22 Diego Novillo <dnovillo@redhat.com>
14334 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
14335 If true, do a depth-first search. Do a breadht-first search,
14337 (walk_use_def_chains): Add new argument IS_DFS.
14339 * tree-flow.h (walk_use_def_chains): Update prototype.
14341 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
14343 * config/cris/cris.md: Tweak formatting.
14344 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
14345 (mover2side, moverside, movemside, movei, op3, andu): Replace
14346 live define_peephole:s with define_peephole2 near-equivalents.
14348 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
14350 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
14351 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
14352 "*mov_sidesi_mem" respectively.
14354 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
14356 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
14357 (gimplify_build1): Move from tree-complex.c do_unop.
14358 (gimplify_build2): Move from tree-complex.c do_binop.
14359 (gimplify_build3): New.
14360 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
14361 Adjust throughout to call the functions above.
14362 * tree-flow.h: Declare the functions above.
14363 * tree-nested.c (gimplify_val): Rename to...
14364 (tsi_gimplify_val): ... this.
14366 * Makefile.in (tree_complex.o): Update dependencies.
14367 (stor-layout.o): Depend on regs.h.
14368 * c-common.c (handle_vector_size_attribute): Update for
14369 vector types without corresponding vector modes.
14370 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
14371 a corresponding vector mode is not available.
14372 * print-tree.c (print_node): Print nunits for vector types
14373 * regclass.c (have_regs_of_mode): New.
14374 (init_reg_sets_1): Initialize it and use it instead
14375 of allocatable_regs_of_mode.
14376 * regs.h (have_regs_of_mode): Declare it.
14377 * stor-layout.c (layout_type): Pick a mode for vector types.
14378 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
14379 build_replicated_const, do_unop, do_binop, do_plus_minus,
14380 do_negate, expand_vector_piecewise, expand_vector_parallel,
14381 expand_vector_addition, expand_vector_operations_1,
14382 expand_vector_operations, tree_lower_operations,
14383 pass_lower_vector_ssa, pass_pre_expand): New.
14384 (expand_complex_operations, pass_lower_complex): Remove.
14385 * tree-optimize.c (init_tree_optimization_passes): Adjust
14386 pass ordering for changes in tree-complex.c.
14387 * tree-pass.h: Declare new passes.
14388 * tree.c (finish_vector_type): Remove.
14389 (make_vector_type): New.
14390 (build_vector_type_for_mode, build_vector_type): Rewritten.
14391 * tree.def (VECTOR_TYPE): Document where the number of
14392 subparts is stored.
14393 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
14394 (make_vector): Remove declaration.
14396 2004-07-21 Richard Henderson <rth@redhat.com>
14398 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
14399 TREE_THIS_VOLATILE, may_aliases, or optimization level.
14400 (remove_useless_vars): Dump debugging info.
14401 (expand_used_vars): Move ...
14402 * cfgexpand.c (expand_used_vars): ... here. Make static.
14403 * tree-flow-inline.h (set_is_used): New.
14404 (set_default_def): Use get_var_ann.
14405 * tree-flow.h: Update decls.
14406 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
14407 (create_ssa_var_map): Use it.
14408 * tree-ssa.c (set_is_used): Remove.
14410 2004-07-22 Ben Elliston <bje@au.ibm.com>
14412 * gdbinit.in: Set a breakpoint on internal_error.
14414 2004-07-21 Richard Henderson <rth@redhat.com>
14416 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
14417 to create a new basic block.
14419 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
14422 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
14423 return type on function definitions. Move other warnings for
14424 qualified return type to -Wreturn-type. Do not condition any such
14425 warnings on -pedantic. Update comments.
14426 (start_function): Only copy function type from previous prototype
14427 declaration if return types are compatible.
14428 * c-typeck.c (function_types_compatible_p): Don't condition
14429 warning for incompatibility of volatile qualifiers on the return
14430 type on -pedantic. Update comment.
14431 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
14433 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
14435 * c-typeck.c (set_init_index): Require designator to be of integer
14438 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
14441 * c-parse.in (init): Change to exprtype.
14442 (primary): Set original_code for STRING to STRING_CST.
14443 Call maybe_warn_string_init for compound literals.
14444 (initdcl, notype_initdcl): Call maybe_warn_string_init.
14446 * c-tree.h (maybe_warn_string_init): New.
14447 (pop_init_level, process_init_element): Use struct c_expr.
14448 (struct c_expr): Update comment.
14449 * c-typeck.c (maybe_warn_string_init): New function.
14450 (digest_init): Call it. Additional parameter strict_string. All
14452 (output_init_element): Likewise.
14453 (struct constructor_stack): Use struct c_expr for
14455 (really_start_incremental_init, push_init_level): Update.
14456 (pop_init_level): Update. Return struct c_expr.
14457 (process_init_level): Update. Take struct c_expr argument.
14459 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
14461 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
14464 2004-07-21 Eric Christopher <echristo@redhat.com>
14466 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
14468 * c-decl.c (pop_scope): Ditto.
14469 * calls.c (expand_call): Remove call to current_nesting_level,
14470 update comment accordingly. Remove calls to expand_start_target_temps
14471 and expand_end_target_temps.
14472 * cfgexpand.c (construct_init_block): Remove call to
14473 expand_start_bindings_and_block.
14474 (construct_exit_block): Remove call to expand_end_bindings.
14475 * expr.c (safe_from_p): Remove BIND_EXPR handling.
14476 (expand_expr_real_1): Ditto. Fix formatting.
14477 (expand_vars): Delete.
14478 * stmt.c (POPSTACK): Remove block_stack.
14479 (stmt_status): Remove x_block_stack.
14480 (block_stack): Delete.
14481 (expand_start_bindings_and_block): Ditto.
14482 (expand_start_target_temps): Ditto.
14483 (expand_end_target_temps): Ditto.
14484 (current_nesting_level): Ditto.
14485 (warn_about_unused_variables): Ditto.
14486 (expand_end_bindings): Ditto.
14487 * tree.h: Remove declarations for above.
14489 2004-07-21 Steven Bosscher <stevenb@suse.de>
14491 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
14492 * rtl.c (note_insn_name): Likewise.
14493 * print-rtl.c (print_rtx): Don't print it.
14494 * cfgrtl.h (can_delete_note_p): Don't handle it.
14495 (rtl_delete_block): Likewise.
14496 * passes.c (rest_of_handle_guess_branch_prob): Remove.
14497 (rest_of_compilation): Don't call it.
14498 * predict.c (process_note_predictions, process_note_prediction,
14499 note_prediction_to_br_prob): Remove.
14500 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
14501 * stmt.c (return_prediction): Remove.
14502 (expand_value_return): Don't call it. Don't add prediction
14503 notes for return statements.
14505 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
14507 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
14510 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
14512 * c-common.c (vector_types_convertible_p): Use vector types'
14513 TYPE_SIZE and TREE_TYPE instead of their mode.
14514 * convert.c (convert_to_integer): Likewise.
14515 (convert_to_vector): Likewise.
14516 * fold-const.c (fold_convert): Likewise.
14517 * varasm.c (output_constant): Likewise.
14518 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
14519 Allow a VECTOR_TYPE initializer to be made of several vectors.
14520 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
14521 of cleared and need_to_clear, and use fold_convert.
14522 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
14525 2004-07-20 Richard Henderson <rth@redhat.com>
14527 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
14528 (expand_gimple_basic_block): out from here. Renamed from expand_block.
14530 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
14532 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
14533 enormous cost if not TARGET_HARD_MUL.
14535 2004-07-20 Andrew Pinski <apinski@apple.com>
14538 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
14541 2004-07-21 Paul brook <paul@codesourcery.com>
14543 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
14545 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14547 * fold-const.c (operand_equal_p): Temporarily support NULL args.
14548 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
14549 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
14551 2004-07-20 Zack Weinberg <zack@codesourcery.com>
14553 * rtl.h (plus_constant): Delete.
14554 (plus_constant_wide): Rename to plus_constant.
14555 (plus_constant_for_output_wide): Delete vestigial prototype.
14556 (GEN_INT): Remove unnecessary cast.
14557 * tree.h (build_int_2, size_int_type): Delete.
14558 (build_int_2_wide): Rename to build_int_2.
14559 (size_int_wide): Rename to size_int_kind.
14560 (size_int_type_wide): Rename to size_int_type.
14561 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
14562 Remove unnecessary cast.
14563 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
14564 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
14565 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
14566 (size_int_type_wide): Rename size_int_type.
14567 (int_const_binop): Use size_int_type.
14568 * c-lex.c (interpret_integer): Use build_int_2.
14569 * final.c (split_double): Remove unnecessary casts.
14570 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
14572 2004-07-20 Richard Henderson <rth@redhat.com>
14574 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
14575 (gimplify_compound_lval): Use is_gimple_tmp_reg.
14576 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
14577 (is_gimple_tmp_reg): New.
14578 * tree-gimple.h (is_gimple_tmp_reg): Declare.
14580 2004-07-20 Richard Henderson <rth@redhat.com>
14582 * tree-pretty-print.c (dump_generic_node): Dump
14583 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
14585 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
14587 * tree-mudflap.c (mf_set_options_fndecl): New tree.
14588 (mudflap_init): Set it.
14589 (mudflap_register_call): Remove __mf_init call.
14590 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
14591 to pass "-ignore-reads" option to libmudflap if needed.
14593 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
14596 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
14597 (MAKE_DECL_ONE_ONLY): Undefine.
14598 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
14599 readonly_data, one_only_data_section, forget_section): New prototypes.
14600 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
14602 (pa_select_section): Add one-only (COMDAT) support.
14603 * pa.h (struct machine_function): Define.
14604 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
14605 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
14606 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
14607 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
14608 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
14609 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
14610 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
14611 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
14612 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
14613 for EXTRA_SECTION_FUNCTIONS.
14614 * doc/install.texi: Update binutils requirements.
14616 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
14618 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
14619 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
14620 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
14622 (struct VEC): Use unsigned for num and alloc.
14623 * vec.c (struct vec_prefix): Likewise.
14624 (vec_o_reserve): Adjust.
14626 * dbxout.c (dbxout_type): Fix printf format.
14628 * tree.h (binfo_member): Remove.
14629 * tree.c (binfo_member): Remove.
14631 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
14633 * tree.h: Include vec.h
14634 (DEF_VEC_P(tree)): New type.
14635 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
14636 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
14637 (BINFO_LANG_SLOT): Remove.
14638 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
14639 (struct tree_binfo): Turn base_binfos into a trailing
14640 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
14641 (binfo_lang_slots): Remove.
14642 * tree.c (binfo_lang_slots): Remove.
14643 (make_tree_binfo_stat): Take a base binfo count, not a
14644 lang slot count. Adjust.
14645 * Makefile.in (TREE_H): Add vec.h
14646 * alias.c (record_component_aliases): Adjust BINFO access.
14647 * dbxout.c (dbxout_type): Likewise.
14648 * dwarf2out.c (gen_member_die): Likewise.
14649 * sdbout.c (sdbout_one_type): Likewise.
14650 * tree-dump.c (deque_and_dump): Likewise.
14651 * config/i386/i386.c (classify_argument,
14652 contains_128bit_aligned_vector_p): Likewise.
14653 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
14654 * doc/c-tree.texi (Classes): Update BINFO documentation.
14656 2004-07-20 Steven Bosscher <stevenb@suse.de>
14658 * c-common.h (check_case_value): Remove prototype.
14659 (c_add_case_label): Adjust prototype.
14660 * c-common.c (check_case_value): Make static.
14661 (check_case_bounds): New function.
14662 (c_add_case_label): Use it. Take new argument orig_type.
14663 * c-typeck.c (struct c_switch): New orig_type field.
14664 (c_start_case): Set it.
14665 (do_case): Pass it to c_add_case_label.
14666 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
14667 cases from here. Add the labels in reverse order.
14668 * stmt.c (struct case_node): Adjust comment. Remove balance field.
14669 (add_case_node): Return nothing, don't check for duplicate cases.
14670 Insert new case nodes in a list, not in an AVL tree.
14671 (expand_end_case_type): Don't turn a case tree into a case list.
14672 (case_tree2list): Remove.
14673 * tree.h (add_case_node): Adjust prototype.
14675 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
14677 * genattr.c (struct range, struct function_unit,
14678 write_units, extend_range, init_range): Remove them.
14679 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
14680 Output "#define INSN_SCHEDULING" here.
14681 * genattrtab.c (struct range, struct function_unit_op,
14682 struct function_unit, struct dimension, enum operator,
14683 operate_exp, expand_units, simplify_knowing,
14684 encode_units_mask, simplify_by_exploding,
14685 find_and_mark_used_attributes, unmark_used_attributes,
14686 add_values_to_cover, increment_current_value,
14687 test_for_current_value, simplify_with_current_value,
14688 simplify_with_current_value_aux, gen_unit,
14689 write_unit_name, write_function_unit_info,
14690 write_complex_function, write_toplevel_expr,
14691 find_single_value, extend_range): Remove.
14692 (write_attr_get): Do not handle common_av->value
14694 (struct attr_desc): Remove func_units_p and blockage_p.
14695 (write_attr_valueq): Do not handle them.
14696 (find_attr): Do not clear them.
14697 (make_internal_attr): Do not initialize them.
14698 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
14699 * sched-vis.c (init_target_units, insn_print_units,
14700 init_block_visualization, print_block_visualization,
14701 visualize_scheduled_insns, visualize_no_unit,
14702 visualize_stall_cycles, visualize_alloc,
14703 visualize_free, target_units, get_visual_tbl_length,
14704 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
14705 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
14706 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
14707 * haifa-sched.c (blockage_range, clear_units,
14708 schedule_unit, actual_hazard, potential_hazard,
14709 insn_unit, unit_last_insn, unit_tick,
14710 actual_hazard_this_instance, potential_hazard,
14711 schedule_unit, max_insn_queue_index_value): Remove.
14712 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
14713 max_insn_queue_index.
14714 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
14715 * doc/md.texi (Processor pipeline description): Remove
14716 references to old pipeline descriptions.
14717 (Automaton pipeline description): Merge with the above.
14718 (Old pipeline description, Comparison of the two descriptions):
14721 * bt-load.c (migrate_btr_def): Remove references to
14722 use_pipeline_interface.
14723 * haifa-sched.c (insn_cost, schedule_insn,
14724 schedule_block, advance_one_cycle, sched_init,
14725 queue_to_ready, sched_finish): Likewise.
14726 * modulo-sched.c (sms_schedule, advance_one_cycle,
14727 ps_has_conflicts): Likewise.
14728 * sched-rgn.c (init_ready): Likewise.
14729 (debug_dependencies): Likewise, and remove an "if (1)".
14730 * target.h (use_dfa_pipeline_interface): Remove.
14731 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14732 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14733 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14734 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14735 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14736 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14737 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14738 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14739 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14740 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14741 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14742 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14743 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14744 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14745 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14746 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14747 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14748 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14749 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14751 2004-07-19 Roger Sayle <roger@eyesopen.com>
14753 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
14755 2004-07-19 Jeff Law <law@redhat.com>
14757 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
14758 (get_eq_expr_value): Use it. Simplify slightly.
14760 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
14762 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
14763 (umulsidi3_32bit_r4000): Likewise.
14765 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
14767 * vec.h: Propagate location information properly.
14768 (VEC_T_iterate): Add result pointer parameter.
14769 (VEC_T_space): New.
14770 (VEC_T_reserve): Use it.
14772 2004-07-19 Daniel Jacobowitz <dan@debian.org>
14774 * Makefile.in (c-format.o): Depend on c-format.h.
14775 * c-format.h: New file.
14776 (struct format_char_info): Add CHAIN member.
14777 * c-format.c: Move some types and constants to c-format.h.
14778 (format_type_error): Set to -1.
14779 (struct function_format_info): Use an int for format_type.
14780 (decode_format_type): Return an int. Return format_type_error
14782 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
14783 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
14784 (scan_char_table, time_char_table, monetary_char_table): Initialize
14786 (n_format_types): New variable.
14787 (check_format_info_main): Handle CHAIN in format_char_info.
14788 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
14789 TARGET_N_FORMAT_TYPES.
14790 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
14791 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
14792 * config/sol2-c.c: New file.
14793 * config/t-sol2: New file.
14794 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
14795 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
14796 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
14798 * doc/extend.texi (Target Format Checks): New section.
14799 (Function Attributes): Mention it.
14800 * doc/invoke.texi: Mention target format checks.
14801 * doc/sourcebuild.texi: Mention target format checks.
14802 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
14803 TARGET_FORMAT_TYPES.
14805 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
14807 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
14809 * config/s390/s390.c (regclass_map initializer): Register 35 added to
14811 (load_multiple_operation, store_multiple_operation): Removed
14812 pointless sanity check.
14813 (s390_decompose_address): Added check for return_address_pointer_rtx.
14814 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
14815 (s390_return_address_offset): New function.
14816 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
14817 (FRAME_REGNO_P): Added check for register 35.
14818 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
14819 REG_ALLOC_ORDER): Appended entry for register 35.
14820 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
14821 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
14822 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
14823 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
14824 is eliminable using stack pointer or hard frame pointer.
14825 (REGISTER_NAMES): Added name for register 35.
14826 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
14827 pointless sanity check.
14829 2004-07-19 Roger Sayle <roger@eyesopen.com>
14831 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
14832 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
14833 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
14834 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
14835 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
14836 (fold_relational_const): Tidy up handling of floating point
14837 comparisons by calling real_compare. Remove tree_expr_nonzero_p
14838 transformation; fold_relational_const assumes constant operands.
14840 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
14842 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
14845 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
14847 * c-tree.h (struct c_expr): Define.
14848 (C_SET_EXP_ORIGINAL_CODE): Remove.
14849 (parser_build_binary_op, build_compound_expr): Update prototypes.
14850 * c-parse.in (%union): Add exprtype.
14851 (FUNC_NAME): Mark as ttype.
14852 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
14854 (expr): Update. Define directly in terms of expr_no_commas
14855 instead of using nonnull_exprlist.
14856 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
14857 offsetof_member_designator, typespec_nonreserved_nonattr, init,
14858 initval, designator, component_declarator,
14859 component_notype_declarator, enumerator, array_declarator,
14860 condition, exexpr, switch_statement, stmt_nocomp, stmt,
14861 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
14862 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
14864 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
14865 * c-common.c (c_common_truthvalue_conversion): Don't check
14866 C_EXP_ORIGINAL_CODE.
14867 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
14868 Don't use C_EXP_ORIGINAL_CODE.
14869 (default_conversion, default_function_array_conversion): Don't use
14870 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
14871 (internal_build_compound_expr): Merge into build_compound_expr.
14872 (build_compound_expr): Take two operands instead of a TREE_LIST.
14873 * objc/objc-act.c (get_super_receiver): Update calls to
14874 build_compound_expr.
14876 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
14878 * config/sh/sh.c (sh_use_dfa_interface): Remove.
14879 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
14881 * config/sh/sh.md: Extract pipeline descriptions
14882 into separate files.
14883 * config/sh/sh1.md: New file, extracted from sh.md.
14884 * config/sh/sh4.md: New file, extracted from sh.md.
14885 * config/sh/shmedia.md: New file, extracted from sh.md
14886 and rewritten using new-style pipeline description.
14888 2004-07-18 Zack Weinberg <zack@codesourcery.com>
14890 * config/pa/pa.md: Delete the two remaining define_peephole
14893 2004-07-18 Steven Bosscher <stevenb@suse.de>
14894 Joseph S. Myers <jsm@polyomino.org.uk>
14896 * c-common.c (c_common_truthvalue_conversion): Don't warn if
14897 TREE_NO_WARNING is set.
14899 2004-07-18 Roger Sayle <roger@eyesopen.com>
14901 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
14902 simplify_builtin_strncmp): Delete.
14903 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
14904 Change argument to accept an arglist instead of an "exp". Assume
14905 that the return type is always integer_type_node. Copy missing
14906 transformations from their now obsolete simplify_builtin_*
14908 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
14909 fold_builtin_strcmp and fold_builtin_strncmp.
14910 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
14911 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
14912 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
14914 2004-07-18 Daniel Jacobowitz <dan@debian.org>
14916 * Makefile.in (tree-alias-common.o): Update dependencies.
14918 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
14920 * cfgloop.c (flow_loop_nested_p): Fix comment.
14922 2004-07-17 Jason Merrill <jason@redhat.com>
14925 * stor-layout.c (relayout_decl): New fn.
14926 * tree.h: Declare it.
14927 (DECL_BY_REFERENCE): New macro.
14929 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
14931 * libgcc2.c (__enable_execute_stack): New symbol.
14932 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
14933 and declare __enable_execute_stack.
14934 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
14935 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
14936 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
14937 ENABLE_EXECUTE_STACK.
14938 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
14939 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
14940 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
14941 ENABLE_EXECUTE_STACK.
14942 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
14943 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
14944 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
14945 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
14946 ENABLE_EXECUTE_STACK.
14947 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
14948 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
14949 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
14950 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
14951 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
14952 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
14953 (sparc64_initialize_trampoline): Likewise.
14954 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
14956 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
14958 * langhooks.h (builtin_function): New langhook.
14959 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
14960 (LANG_HOOKS_INITIALIZER): Update.
14961 * tree.h (builtin_function): Remove.
14962 * doc/tm.texi: Update.
14963 * c-tree.h (builtin_function): Declare.
14964 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
14965 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
14966 config/ia64/ia64.c, config/iq2000/iq2000.c,
14967 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
14968 config/stormy16/stormy16.c: All callers of builtin_function
14971 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
14974 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
14975 Remove white space after the backslash.
14977 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14979 PR rtl-optimization/16294
14980 * resource.c (return_insn_p): New predicate.
14981 (mark_target_live_regs): Use it. Special-case return insns.
14982 (init_resource_info): Use it. Don't scan the epilogue past
14985 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14987 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
14988 destroy dominance information.
14989 * passes.c (rest_of_handle_loop2): Free dominance information.
14990 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
14992 (thread_jumps): Update dominance information and remove unreachable
14994 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
14995 information and remove the unreachable block.
14997 2004-07-17 Graham Stott <graham.stott@btinternet.com>
14999 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
15001 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
15003 * doc/sourcebuild.texi: Remove libf2c entry.
15005 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
15007 * config/i386/i386.md (movv16qi_internal): Fix typo.
15009 2004-07-17 Steven Bosscher <stevenb@suse.de>
15011 * final.c (final_scan_insn): Fix broken commit from previous
15014 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
15016 * c-typeck.c (parser_build_binary_op): Condition warnings for
15017 X<=Y<=Z on -Wparentheses instead of -Wextra.
15018 * doc/invoke.texi: Update. Document that most of -Wparentheses is
15019 supported for C only.
15021 2004-07-17 Steven Bosscher <stevenb@suse.de>
15023 * cfgcleanup.c (try_simplify_condjump): Don't remove line
15024 notes to avoid unreachable code warnings.
15025 * toplev.c (backend_init): Don't emit line notes for
15026 unreachable code warnings.
15028 * combine.c (distribute_notes): Don't distribute a
15029 REG_VTABLE_REF note.
15030 * final.c (final_scan_insn): Don't handle it.
15031 * rtl.c (reg_note_name): Remove it.
15032 * rtl.h (enum reg_node): Dito.
15034 * emit-rtl.c (force_line_numbers, restore_line_number_status):
15036 * rtl.h (force_line_numbers, restore_line_number_status):
15039 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
15040 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
15041 (using_eh_for_cleanups): Also moved here.
15043 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
15044 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
15045 to expand_start_case and add_case_node.
15046 * stmt.c (struct nesting): Cleanup unused fields condition_code,
15047 last_unconditional_cleanup, nominal_type, printname, and
15048 line_number_status.
15049 (struct fixup_goto): Remove.
15050 (struct stmt_status): Remove x_goto_fixup_chain field.
15051 (goto_fixup_chain): Remove.
15052 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
15053 pushcase, pushcase_range): Remove.
15054 (expand_start_bindings_and_block): Don't set unused fields in
15056 (expand_start_case, add_case_node): Cleanup unused formal arguments.
15057 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
15058 instead of emit_jump_if_reachable.
15059 (emit_case_nodes): Likewise.
15060 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
15062 (update_eh_label): Work around left-over exception handing regions.
15063 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
15064 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
15065 (pass_cleanup_cfg_post_optimizing): New pass.
15066 (init_tree_optimization_passes): Run the new pass after all
15068 * tree.h (pushcase, pushcase_range): Remove prototypes.
15069 (expand_start_case, add_case_node): Update prototypes.
15071 2004-07-16 Krister Walfridsson <cato@df.lth.se>
15073 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
15075 2004-07-16 Richard Henderson <rth@redhat.com>
15077 * builtins.c (std_expand_builtin_va_arg): Remove.
15078 (expand_builtin_va_arg): Remove.
15079 * expr.h: Don't declare them.
15080 * gimplify.c (mark_decls_volatile_r): Remove.
15081 (copy_if_shared_r): Don't call it.
15082 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
15083 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
15084 * gimple-low.c (lower_stmt): Likewise.
15085 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
15086 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
15087 * tree-ssa-operands.c (get_expr_operands): Likewise.
15088 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
15089 EXPAND_BUILTIN_VA_ARG.
15090 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
15091 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
15092 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
15093 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
15095 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
15097 * tree-ssa-pre.c (insert_aux): Break out if we hit
15100 2004-07-16 Richard Henderson <rth@redhat.com>
15102 * basic-block.h (remove_fake_exit_edges): Declare.
15103 * cfganal.c (remove_fake_predecessors): Rename from
15104 remove_fake_successors; iterate over predecessors.
15105 (remove_fake_exit_edges): New.
15106 * cfgcleanup.c (try_optimize_cfg): Use it.
15107 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
15108 * predict.c (estimate_probability): Likewise.
15109 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
15110 * tree-cfg.c (make_edges): Likewise.
15111 * tree-ssa-pre.c (fini_pre): Likewise.
15112 * profile.c (instrument_edges): Don't remove_fake_edges.
15113 (branch_prob): Do it earlier here.
15115 2004-07-16 Richard Henderson <rth@redhat.com>
15117 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
15118 switchification wrt CONSTRUCTOR. Document the reason.
15120 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
15122 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
15123 that prevented descriptive __mf_check source location strings.
15125 2004-07-16 Richard Henderson <rth@redhat.com>
15127 * tree-def (WITH_SIZE_EXPR): New.
15128 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
15129 * expr.c (expand_expr_real_1): Likewise.
15130 * gimplify.c (maybe_with_size_expr): New.
15131 (gimplify_arg, gimplify_modify_expr): Use it.
15132 (gimplify_modify_expr_to_memcpy): Take size parameter.
15133 (gimplify_modify_expr_to_memset): Likewise.
15134 (gimplify_expr): Handle WITH_SIZE_EXPR.
15135 * tree-alias-common.c (find_func_aliases): Likewise.
15136 * tree-eh.c (tree_could_trap_p): Likewise.
15137 (tree_could_throw_p): Likewise.
15138 * tree-gimple.c (is_gimple_lvalue): Likewise.
15139 (get_call_expr_in): Likewise.
15140 * tree-inline.c (estimate_num_insns_1): Likewise.
15141 (expand_calls_inline): Likewise.
15142 * tree-nested.c (convert_call_expr): Likewise.
15143 * tree-pretty-print.c (dump_generic_node): Likewise.
15144 * tree-sra.c (sra_walk_expr): Likewise.
15145 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
15146 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
15147 * tree-ssa-operands.c (get_expr_operands): Likewise.
15148 * tree-tailcall.c (find_tail_calls): Likewise.
15150 * calls.c (expand_call): Reset old_stack_allocated after
15151 calling emit_stack_restore.
15153 2004-07-16 Richard Henderson <rth@redhat.com>
15155 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
15156 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
15157 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
15158 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15159 copy_res_decl_for_inlining.
15161 * tree-inline.c (declare_return_variable): New modify_dest argument.
15162 Use it as the return value, when possible or manditory. Handle
15163 TREE_ADDRESSABLE types.
15164 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
15165 replacement of CALL_EXPR.
15167 2004-07-16 Richard Henderson <rth@redhat.com>
15169 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
15170 * gimple-low.c (expand_var_p): Don't check it.
15171 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
15172 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
15173 * tree-ssa-operands.c (add_stmt_operand): Likewise.
15174 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
15175 (find_referenced_vars): Don't call them.
15176 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
15178 2004-07-16 Richard Henderson <rth@redhat.com>
15180 * function.c (pass_by_reference): True for all variable sized types.
15182 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
15184 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
15185 * tree-pretty-print.c: Include tree-chrec.h.
15186 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
15187 and POLYNOMIAL_CHREC nodes.
15189 2004-07-16 Steve Ellcey <sje@cup.hp.com>
15191 * builtins.c (expand_builtin_stpcpy): Do not create temporary
15194 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
15196 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
15198 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
15200 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
15202 * config/s390/s390.c: Likewise.
15203 * config/s390/s390.h: Likewise.
15205 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15207 * config/mips/mips.md (addsi3, adddi3): Remove special handling
15208 of $sp adds. Remove REGNO checks from mips16 patterns.
15210 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15212 * config/mips/mips.md: Delete outdated comment.
15214 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15216 * config/mips/mips.c (get_float_compare_codes): Delete.
15217 (mips_emit_compare): New function, mostly extracted from
15218 get_float_compare_codes and gen_conditional_branch.
15219 (gen_conditional_branch, gen_conditional_move): Use it.
15221 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
15223 * genautomata.c (add_vect): Speedup by using integers as
15224 bit-vectors for walking through the comb_vect and finding
15227 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15229 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
15230 operand is an uns_arith_operand; use subtraction otherwise.
15231 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
15232 not just arith_operands.
15234 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15236 * config/mips/mips-protos.h (gen_int_relational): Delete.
15237 (mips_emit_scc): Declare.
15238 * config/mips/mips.c (internal_test): Delete.
15239 (sle_operand, sleu_operand): New functions.
15240 (map_test_to_internal_test, gen_int_relational): Delete.
15241 (mips_emit_binary, mips_relational_operand_ok_p)
15242 (mips_emit_int_relational, mips_zero_if_equal)
15243 (mips_emit_scc): New functions.
15244 (gen_conditional_branch): Rework to use mips_emit_int_relational.
15245 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
15247 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
15248 (sltu, sleu): Use mips_emit_scc.
15249 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
15250 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
15251 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
15253 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15255 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
15257 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15259 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
15260 (*sne_[sd]i): Likewise sne_[sd]i_zero.
15261 (*sgt_[sd]i): ...and sgt_[sd]i.
15262 (*slt_[sd]i): ...and slt_[sd]i.
15263 (*sgtu_[sd]i): ...and sgtu_[sd]i.
15264 (*sltu_[sd]i): ...and sltu_[sd]i.
15265 (*sleu_[sd]i): ...and sleu_[sd]i_const.
15266 Name previously unnamed mips16 patterns. Formatting fixes.
15268 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15270 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
15271 (branch_type): Delete.
15272 (gen_conditional_branch, gen_conditional_move)
15273 (mips_gen_conditional_trap): Update after name change. Get the
15274 comparison mode from cmp_operands[0].
15275 * config/mips/mips.h (cmp_type, branch_type): Delete.
15276 (cmp_operands): Renamed from branch_cmp.
15277 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
15278 name change. Don't set branch_type.
15279 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
15280 mode class of cmp_operands[0] rather than branch_type. Update after
15283 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15285 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
15286 of 0...255 to 0 when inside a SET.
15288 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15290 * config/mips/mips.md: Remove mips16 define_peepholes.
15292 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
15294 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
15295 (fini_pre): Remove fake edges.
15297 2004-07-15 Richard Henderson <rth@redhat.com>
15299 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
15300 (get_indirect_ref_operands, get_call_expr_operands): ... these.
15302 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
15304 * vec.h (VEC_address): New function.
15306 2004-07-14 Jason Merrill <jason@redhat.com>
15308 PR middle-end/15885
15309 * gimplify.c (gimplify_arg): New fn, split out from...
15310 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
15312 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
15314 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
15315 generate code which is generated by pushqi1 now
15316 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
15318 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
15320 * combine.c (simplify_set): match the mode of the constant 0 with
15321 the tested operand to match the compare behaviour and the
15322 simplify_relational_operation() expectation.
15324 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
15326 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
15327 ("bordered"): Same.
15329 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
15331 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
15333 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
15335 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
15337 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
15338 calls in mips16 code.
15340 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
15342 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
15343 the destination of the li as well as for the neg.
15345 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
15348 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
15349 * cgraph.h: Update declaration.
15350 * c-decl.c (build_cdtor): Update call with default priority.
15351 * coverage.c (create_coverage): Ditto.
15352 * tree-mudflap.c (mf_init_fndecl): New tree.
15353 (mudflap_init): Set it.
15354 (mudflap_register_call): Arrange to call __mf_init before the first
15355 __mf_register call.
15356 (mudflap_finish_file): Mark the mudflap static initializer as extra
15357 high priority, to beat all C++ static constructors.
15359 2004-07-15 Jeff Law <law@redhat.com>
15361 * loop.c (check_insn_for_givs): Restore check for code labels that was
15362 accidentally deleted by a recent checkin.
15364 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
15366 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
15367 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
15369 2004-07-14 Richard Henderson <rth@redhat.com>
15371 * print-tree.c (print_node): Fix casts last change.
15373 2004-07-15 Paul Brook <paul@codesourcery.com>
15375 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
15376 to TARGET_UNWIND_INFO.
15377 * except.c (output_function_exception_table): Ditto.
15379 * opts.c (decode_options): Ditto.
15380 * passes.c (rest_of_handle_final): Ditto.
15381 * final.c (final_start_function): Ditto.
15382 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
15384 * targhooks.h (default_unwind_emit): Declare.
15385 * targhooks.c (default_unwind_emit): New function.
15386 * target-def.h: Define and use TARGET_UNWIND_EMIT.
15387 * target.h (struct gcc_target): Add unwind_emit.
15388 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
15389 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
15390 Remove IA64_UNWIND_EMIT.
15391 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
15393 2004-07-14 Richard Henderson <rth@redhat.com>
15395 * print-tree.c (print_node): Handle SSA_NAME.
15397 2004-07-14 James E Wilson <wilson@specifixinc.com>
15400 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
15401 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
15403 2004-07-15 Jakub Jelinek <jakub@redhat.com>
15405 * expr.c (expand_assignment): Reenable bitfield += optimizations.
15406 Use alias set 0 for memory, do proper mode calculations and adjust
15407 address for memories.
15409 2004-07-14 Per Bothner <per@bothner.com>
15411 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
15412 structure with extra column field.
15413 * tree.c (expand_location): Also fill in column field.
15414 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
15415 gets confused by the two conditionally-compiled definitions.
15417 2004-07-14 Eric Christopher <echristo@redhat.com>
15419 * calls.c (expand_call): Fix typo in comment.
15421 2004-07-14 Steve Ellcey <sje@cup.hp.com>
15423 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
15424 comparision of TFmode.
15426 2004-07-14 Richard Henderson <rth@redhat.com>
15428 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
15429 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
15430 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
15431 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
15432 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
15433 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
15434 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15435 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
15436 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
15438 2004-07-14 Mike Stump <mrs@apple.com>
15440 * config/darwin.h (WINT_TYPE): Define to be int to match
15441 system header files.
15443 2004-07-14 Bob Wilson <bob.wilson@acm.org>
15445 * config/xtensa/xtensa.c (function_arg_advance): Check for args
15446 that must be passed in the stack.
15447 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
15448 arguments if the size is not a constant.
15450 2004-07-14 Per Bothner <per@bothner.com>
15452 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
15453 instead of EXPR_LOCUS in a boolean context, which is always true
15454 if --enable-mapped-location.
15455 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
15457 2004-07-14 Richard Henderson <rth@redhat.com>
15459 * dominance.c (struct dom_info): Add fake_exit_edge.
15460 (init_dom_info): Allocate it.
15461 (free_dom_info): Free it.
15462 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
15464 (calc_idoms): Honor fake_exit_edge.
15466 2004-07-13 Jason Merrill <jason@redhat.com>
15468 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
15469 (rhs_test_for): New fn.
15470 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
15471 * tree-gimple.h: Declare them.
15472 * gimplify.c (gimplify_modify_expr): Use the new fns.
15474 2004-07-14 Richard Henderson <rth@redhat.com>
15476 * config/arm/arm-protos.h (arm_va_arg): Remove.
15477 * config/arm/arm.c (arm_va_arg): Remove.
15478 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
15479 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
15481 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15483 * pa.c (fix_range): New function to mark a range(s) of registers as
15485 (override_options): Call fix_range if the -mfixed-range option string
15487 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
15488 * doc/invoke.texi (-mfixed-range): Document new option.
15490 2004-07-14 David Edelsohn <edelsohn@gnu.org>
15492 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
15494 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
15496 2004-07-14 Roger Sayle <roger@eyesopen.com>
15498 * expmed.c (expand_sdiv_pow2): New function to expand signed division
15499 by a positive power of two, split out from expand_divmod. Provide
15500 an alternate implementation when shifts are expensive. Lower the
15501 threshold for using a branchless implementation to BRANCH_COST >= 2.
15502 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
15504 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
15506 * tree-dfa.c (make_rename_temp): *Really* work just
15507 like create_tmp_var if called while outside SSA form.
15509 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
15511 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
15512 for division by zero.
15513 ("umodsi3"): Likewise.
15515 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
15517 * config/mips/mips.c (mips_output_move): When generating mips16 code,
15518 force loads of negative constants to be split.
15519 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
15520 Generalize SImode li/neg splitter to cope with other modes.
15522 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
15524 * expmed.c: Remove more references to QUEUED in the comments.
15525 * expr.c: Likewise.
15527 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
15530 2004-07-13 Richard Henderson <rth@redhat.com>
15531 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
15534 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
15536 * tree-dfa.c (make_rename_temp): Work just like
15537 create_tmp_var if called while outside SSA form.
15539 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
15541 * expr.c (enqueue_insn, finish_expr_for_function,
15542 protect_from_queue, queued_subexp_p, mark_queue,
15543 emit_insns_enqueued_after_mark, emit_queue,
15544 expand_increment): Remove.
15545 (store_constructor): Expand increment as an assignment.
15546 (expand_expr_real_1 <case PREINCREMENT_EXPR,
15547 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
15548 case POSTDECREMENT_EXPR>): Abort.
15549 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
15550 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
15551 protect_from_queue, emit_queue, queued_subexp_p): Remove.
15552 * function.h (pending_chain, x_pending_chain): Remove.
15553 * rtl.def (QUEUED): Remove.
15555 * emit-rtl.c (copy_insn_1, copy_most_rtx,
15556 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
15557 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
15558 encode_units_mask): Likewise.
15559 * local-alloc.c (equiv_init_varies_p): Likewise.
15560 * rtl.c (copy_rtx): Likewise.
15561 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
15562 * simplify-rtx.c (simplify_gen_subreg): Likewise.
15563 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
15565 * builtins.c (expand_builtin, expand_builtin_apply,
15566 expand_builtin_mathfn, expand_builtin_mathfn_2,
15567 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
15568 Remove calls to emit_queue and protect_from_queue.
15569 * calls.c (expand_call, precompute_arguments,
15570 precompute_register_parameters, rtx_for_function_call,
15571 store_one_arg): Likewise.
15572 * dojump.c (do_compare_and_jump, do_jump): Likewise.
15573 * explow.c (memory_address): Likewise.
15574 * expmed.c (clear_by_pieces_1, clear_storage,
15575 clear_storage_via_libcall, emit_group_load,
15576 emit_group_store, emit_store_flag,
15577 expand_expr_real_1, store_by_pieces,
15578 store_constructor, store_expr, try_casesi,
15579 try_tablejump): Likewise.
15580 * function.c (expand_pending_sizes): Likewise.
15581 * optabs.c (emit_cmp_and_jump_insns,
15582 emit_conditional_add, emit_conditional_move,
15583 expand_fix, expand_float, prepare_cmp_insn): Likewise.
15584 * stmt.c (emit_case_bit_tests,
15585 expand_asm_expr, expand_computed_goto,
15586 expand_decl_init, expand_end_case_type,
15587 expand_end_stmt_expr, expand_expr_stmt_value,
15588 expand_return, expand_start_case,
15589 optimize_tail_recursion): Likewise.
15590 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
15591 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
15593 2004-07-14 Ben Elliston <bje@au.ibm.com>
15595 * vec.h: Comment fix.
15597 2004-07-13 Richard Henderson <rth@redhat.com>
15599 * target.h (struct gcc_target): Add calls.pass_by_reference.
15600 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
15601 * function.c (pass_by_reference): Use the hook.
15602 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
15603 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
15604 (hook_pass_by_reference_must_pass_in_stack): New.
15605 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
15606 (alpha_pass_by_reference): New.
15607 (TARGET_PASS_BY_REFERENCE): New.
15608 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15609 * config/arc/arc.c (arc_pass_by_reference): New.
15610 (TARGET_PASS_BY_REFERENCE): New.
15611 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15612 (FUNCTION_ARG_CALLEE_COPIES): True.
15613 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
15614 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
15615 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
15616 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15617 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15618 * config/cris/cris.c (cris_pass_by_reference): New.
15619 (TARGET_PASS_BY_REFERENCE): New.
15620 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
15621 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
15622 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15623 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
15624 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15625 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
15626 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
15627 (frv_function_arg_pass_by_reference): Remove.
15628 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15629 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
15630 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
15631 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
15632 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15633 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
15634 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
15635 (ia64_pass_by_reference): Rename from
15636 ia64_function_arg_pass_by_reference.
15637 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15638 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15639 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
15640 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
15641 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
15642 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15643 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
15644 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
15645 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
15646 (m32r_pass_by_reference): Adjust prototype. Make static.
15647 Handle mode sizes correctly.
15648 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15649 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
15650 (m68hc11_function_arg_pass_by_reference): Remove.
15651 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15652 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
15653 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
15654 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15655 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
15656 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
15657 (mips_va_arg): Use pass_by_reference.
15658 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
15659 Handle mode sizes correctly.
15660 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15661 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
15662 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
15663 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
15664 (mmix_pass_by_reference): Rename from
15665 mmix_function_arg_pass_by_reference.
15666 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15667 (FUNCTION_ARG_CALLEE_COPIES): True.
15668 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
15669 (mn10300_pass_by_reference): New.
15670 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15671 (FUNCTION_ARG_CALLEE_COPIES): True.
15672 * config/pa/pa.c (pa_pass_by_reference): New.
15673 (TARGET_PASS_BY_REFERENCE): New.
15674 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15675 (FUNCTION_ARG_CALLEE_COPIES): True.
15676 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
15677 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
15678 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
15679 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15680 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
15681 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
15682 (s390_pass_by_reference): Rename from
15683 s390_function_arg_pass_by_reference.
15684 (s390_function_arg_advance): Don't query pass-by-ref.
15685 (s390_function_arg): Likewise.
15686 (s390_gimplify_va_arg): Use pass_by_reference.
15687 (s390_call_saved_register_used): Likewise.
15688 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15689 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
15690 (shcompact_byref, sh_pass_by_reference): New.
15691 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15692 (SHCOMPACT_BYREF): Remove.
15693 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
15694 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
15695 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
15696 (sparc_gimplify_va_arg): Use pass_by_reference.
15697 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15698 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15699 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
15700 (v850_pass_by_reference): New.
15701 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15702 (FUNCTION_ARG_CALLEE_COPIES): True.
15703 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
15704 FUNCTION_ARG_PASS_BY_REFERENCE docs.
15706 2004-07-14 Richard Henderson <rth@redhat.com>
15707 Richard Sandiford <rsandifo@redhat.com>
15709 * config/mips/mips-protos.h (mips_va_arg): Delete.
15710 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
15711 * config/mips/mips.c: Include tree-gimple.h.
15712 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
15713 (mips_arg_info): Remove special handling of must_pass_in_stck args.
15714 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
15715 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
15717 2004-07-13 Bob Wilson <bob.wilson@acm.org>
15719 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
15720 arguments for COND_EXPR in big-endian adjustment code.
15722 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15724 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
15725 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
15726 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
15727 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
15729 2004-07-13 Diego Novillo <dnovillo@redhat.com>
15731 PR tree-optimization/16443
15732 * tree-ssa-alias.c: Add more description for
15733 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
15734 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
15735 clobbering of call-clobbered and addressable variables. If
15736 there are any before aliases have been computed, add them.
15738 2004-07-13 Diego Novillo <dnovillo@redhat.com>
15740 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
15743 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
15745 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
15746 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
15749 2004-07-13 Per Bothner <per@bothner.com>
15751 * collect2.c (main): Handle --no-demangle and --demangle flags.
15753 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
15755 * Makefile.in (OBJS-common): Add tree-data-ref.o.
15756 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
15757 (tree-data-ref.o): New rule.
15758 * lambda.h: New file.
15759 * tree-data-ref.c: New file.
15760 * tree-data-ref.h: New file.
15761 * tree.c (int_cst_value, tree_fold_gcd): New functions.
15762 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
15764 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15767 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
15768 * config/sparc/sparc.c (output_ubranch): New function.
15769 * config/sparc/sparc.md (jump pattern): Use it.
15771 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15774 * config/sparc/sparc.c (output_cbranch): Properly guard
15775 the code handling far branches with TARGET_V9.
15776 * config/sparc/sparc.md (length attribute): Document the
15777 side-effect of having a length greater or equal to 3.
15779 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15780 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
15783 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
15784 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
15786 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15787 Martin Sebor <sebor@roguewave.com>
15790 * doc/invoke.texi (SPARC options): Document -threads
15791 and -pthreads on Solaris.
15793 2004-07-13 Richard Henderson <rth@redhat.com>
15795 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
15797 (ind_gimplify_va_arg_expr): Remove.
15798 * tree.h (ind_gimplify_va_arg_expr): Remove.
15799 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
15800 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
15803 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
15804 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
15805 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
15806 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
15807 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
15809 2004-07-13 Richard Henderson <rth@redhat.com>
15811 * function.c (pass_by_reference): New.
15812 (assign_parm_find_data_types): Use it.
15813 * calls.c (initialize_argument_information): Likewise.
15814 (emit_library_call_value_1): Likewise.
15815 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15816 * function.h (pass_by_reference): Declare.
15818 2004-07-13 Richard Henderson <rth@redhat.com>
15820 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
15821 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
15822 * expr.h (MUST_PASS_IN_STACK): Remove.
15823 * system.h (MUST_PASS_IN_STACK): Poison.
15824 * tree.h (must_pass_in_stack_var_size): Declare.
15825 (must_pass_in_stack_var_size_or_pad): Declare.
15826 * calls.c (must_pass_in_stack_var_size): New.
15827 (must_pass_in_stack_var_size_or_pad): Rename from
15828 default_must_pass_in_stack.
15829 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
15830 (TARGET_MUST_PASS_IN_STACK): New.
15831 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
15832 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
15833 (TARGET_MUST_PASS_IN_STACK): New.
15834 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
15835 * config/frv/frv.c (frv_must_pass_in_stack): New.
15836 (TARGET_MUST_PASS_IN_STACK): New.
15837 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
15838 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
15839 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
15840 (ix86_must_pass_in_stack): Make static.
15841 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
15842 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
15843 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
15844 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
15845 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
15846 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
15847 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
15848 (mcore_must_pass_on_stack): Remove.
15849 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
15850 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
15851 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
15852 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
15853 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
15854 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
15855 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
15856 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
15857 (TARGET_MUST_PASS_IN_STACK): New.
15858 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
15859 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
15860 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
15861 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
15862 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
15863 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
15864 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
15865 MUST_PASS_IN_STACK.
15867 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
15868 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
15869 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
15870 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
15871 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
15872 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
15873 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
15874 config/xtensa/xtensa.c: Use target hook.
15876 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
15878 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
15879 * configure: Rebuilt.
15881 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
15883 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
15884 * config/mips/mips.h (mips_reg_names): Don't declare.
15885 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
15886 (TARGET_NAME_REGS): Delete.
15887 (TARGET_SWITCHES): Remove -mrnames.
15888 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
15889 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
15891 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
15892 (override_options): Remove handling of TARGET_NAME_REGS.
15894 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
15896 * config/mips/mips.h (TARGET_*): Boolify.
15898 2004-07-12 Nick Clifton <nickc@redhat.com>
15900 * config.gcc: Add sh-*-symbianelf target.
15901 * config/sh/sh.c: Add new target macros:
15902 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
15903 TARGET_CXX_IMPORT_EXPORT_CLASS.
15904 (sh_file_start): Create a definition of the .directive section.
15905 (sh_attribute): Add dllimport and dllexport attributes.
15906 * config/sh/symbian-pre.h: New file.
15907 * config/sh/symbian-post.h: New file.
15908 * config/sh/symbian.c: New file. Contains Symbian specific
15910 * config/sh/sh-protos.h: Add prototypes for new functions
15911 provided by symbian.c.
15912 * config/sh/t-symbian: New file.
15913 * doc/extend.texi: Document support for dllimport and dllexport
15914 attributes by the sh-symbianelf target.
15916 2004-07-12 James E Wilson <wilson@specifixinc.com>
15918 * Makefile.in (AR): Use @AR@ not ar.
15920 (AR_FOR_TARGET): Use $(AR) not ar for native.
15921 (NM_FOR_TARGET): Use $(NM) not nm for native.
15922 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
15923 * configure: Regenerate.
15925 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
15927 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
15929 (ashldi3_sp64): Likewise.
15931 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15934 * pa.c (function_arg): Update comment.
15935 * pa.h (BLOCK_REG_PADDING): Define.
15937 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15939 PR tree-optimization/16461
15940 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
15941 arguments of phi nodes.
15943 2004-07-12 Devang Patel <dpatel@apple.com>
15945 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
15947 2004-07-12 Steve Ellcey <sje@cup.hp.com>
15949 * function.c (expand_function_start): Ensure r_save is in Pmode.
15950 * calls.c (prepare_call_address): Ensure static_chain_value is
15952 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
15953 r_save_area are in Pmode.
15954 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
15955 fnaddr, and static_chain are in Pmode.
15957 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
15960 * config/ia64/ia64.c (bundling): Don't count ignored insns.
15962 2004-07-12 Richard Henderson <rth@redhat.com>
15964 * target.h (struct gcc_target): Move gimplify_va_arg_expr
15965 next to build_builtin_va_list.
15966 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
15967 * builtins.c (gimplify_va_arg_expr): Likewise.
15968 * gimplify.c (copy_if_shared_r): Likewise.
15970 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
15972 * passes.c (rest_of_decl_compilation): Don't defer call of
15973 assemble_variable if its DECL_RTL is already set.
15975 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
15977 * cfgloop.h (struct loop): Add nb_iterations field.
15978 (current_loops): Declare.
15979 * tree-chrec.c (chrec_not_analyzed_yet,
15980 chrec_dont_know, chrec_known, count_ev_in_wider_type,
15981 chrec_contains_symbols_defined_in_loop): Remove the temporary
15983 * tree-flow-inline.h (loop_containing_stmt): New function.
15984 * tree-scalar-evolution.c: Add implementation.
15985 * tree-scalar-evolution.h: Add declarations.
15987 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
15989 PR rtl-optimization/15921
15990 * Makefile.in (global.o): Add recog.h.
15992 * global.c (recog.h): Add the include-clause.
15993 (bb_info): New member earlyclobber.
15994 (allocate_bb_info, free_bb_info): Initialize/finish the new
15996 (earlyclobber_regclass, earlyclobber_regclass_length): The new
15998 (check_earlyclobber, regclass_intersect,
15999 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
16001 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
16002 (make_accurate_live_analysis): Modify pavin.
16004 2004-07-12 Diego Novillo <dnovillo@redhat.com>
16006 * tree-cfg.c (find_taken_edge): Statically compute the truth
16007 value of a predicate comparing an SSA_NAME to itself.
16009 2004-07-12 Roger Sayle <roger@eyesopen.com>
16011 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
16012 rs6000 doesn't have shift-and-add or shift-and-sub instructions
16013 by returning the cost of a multiplication plus an addition.
16015 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
16017 PR tree-optimization/14107
16018 * gimplify.c (gimplify_return_expr): Accept a
16019 RETURN_EXPR with an error argument.
16020 * tree-optimize.c (init_tree_optimization_passes):
16021 Run pass_warn_function_return at -O0.
16023 2004-07-12 Roger Sayle <roger@eyesopen.com>
16025 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
16028 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
16030 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
16031 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
16032 * config/mips/3000.md: Add copyright notice. Remove automota and
16033 function units; use generic ones instead. Only define reservations
16034 for things that are different from generic.md. Extend each clause
16036 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
16037 * config/mips/mips.md: Include them. Remove define_function_units.
16038 (alu, imuldiv): New automata and units.
16040 2004-07-12 Ben Elliston <bje@au.ibm.com>
16042 * doc/invoke.texi (Optimize Options): Document -frename-registers
16043 not being enabled by default at -O3.
16045 2004-07-11 Roger Sayle <roger@eyesopen.com>
16047 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
16048 floating point additions, to keep real immediate constant positive.
16049 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
16050 into X + C, and leave positive real constants as X - C.
16052 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16054 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
16056 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16058 PR tree-optimization/15654
16059 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
16061 2004-07-11 Roger Sayle <roger@eyesopen.com>
16063 * builtins.c (fold_builtin_fputs): Don't bother converting the
16064 return type to integer_type_node, as we've already checked that
16065 the result will be ignored.
16067 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
16068 that signed addition, subtraction, multiplication, division,
16069 remainder, negation and absolute value may potentially trap.
16071 * fold-const.c (fold_ignored_result): New function to strip
16072 non-side-effecting tree nodes from an expression whose result
16074 (fold_convert): Call fold_ignored_result when casting a value
16076 (omit_one_operand): Call fold_ignored_result on the "omitted"
16077 operand when building a COMPOUND_EXPR.
16078 (pedantic_omit_one_operand): Likewise.
16079 * tree.h (fold_ignored_result): Prototype here.
16080 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
16081 when we're going to ignore the result.
16083 2004-07-11 Richard Henderson <rth@redhat.com>
16086 * tree-ssa-ccp.c (fold_stmt_r): Split out...
16087 * tree.c (fields_compatible_p, find_compatible_field): ... new.
16088 * tree.h (fields_compatible_p, find_compatible_field): Declare.
16089 * tree-sra.c (sra_hash_tree): Hash fields by offset.
16090 (sra_elt_eq): Use fields_compatible_p.
16091 (generate_one_element_ref): Use find_compatible_field.
16093 2004-07-11 Richard Henderson <rth@redhat.com>
16096 * tree-sra.c (generate_one_element_init): New.
16097 (generate_element_init): Use it.
16098 (scalarize_init): Push/pop gimplify context around it.
16099 (find_new_referenced_vars_1, find_new_referenced_vars): New.
16100 * gimplify.c (gimplify_expr): Allow SSA_NAME.
16102 2004-07-11 Roger Sayle <roger@eyesopen.com>
16104 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
16105 combine.c's combine_insn_cost.
16106 * rtl.h (insn_rtx_cost): Prototype here.
16107 * combine.c (combine_insn_cost): Delete function.
16108 (combine_validate_cost): Update callers of combine_insn_cost to
16109 call insn_rtx_cost instead.
16110 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
16111 requesting the rtx_cost of call and/or jump instructions.
16113 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
16114 rtx_cost directly. Don't request/use the cost of call or jump
16115 instructions. Return -1 if the cost of any instruction can't be
16116 determined (or the BB contains a function call).
16117 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
16118 -1 (i.e. can't determine the cost of any instruction or the basic
16119 block contains a subroutine call).
16120 (find_if_case_2): Likewise.
16122 2004-07-11 Roger Sayle <roger@eyesopen.com>
16124 * rs6000.c (struct processor_costs): Change semantics of fields to
16125 include the COST_N_INSNS scaling, and update all initializers.
16126 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
16127 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
16128 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
16129 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
16131 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
16133 * LANGUAGES: Remove obsolete information.
16135 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
16137 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
16138 SIGBUS signal frames, the PSW address points *to* the faulting
16139 instruction, not after it.
16141 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
16143 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
16144 added to TLS symbol addresses.
16146 2004-07-11 Richard Henderson <rth@redhat.com>
16148 * expmed.c (init_expmed): Use stack-local structures for
16149 temporary rtl. Don't recognize shifts.
16151 2004-07-11 Richard Henderson <rth@redhat.com>
16153 * expr.c (store_expr): Don't fiddle subreg promotion for types
16154 with precision smaller than the mode.
16156 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
16158 * tree.h (all_types_permanent): Remove.
16160 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
16162 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
16163 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
16164 * langhooks.c (lhd_clear_binding_stack): Remove.
16165 * langhooks-def.h (lhd_clear_binding_stack,
16166 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
16167 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
16168 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
16169 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
16170 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
16171 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
16172 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
16173 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
16174 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
16175 * tree.h (poplevel): Don't declare.
16176 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
16177 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
16178 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
16179 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
16182 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
16184 PR tree-optimization/16437
16185 * c-common.c (shorten_compare): Don't mark result of conversion to
16186 narrower signed type as overflowing.
16187 * fold-const.c (decode_field_reference): Determine whether
16188 signedness comes from outer type using precision rather than size.
16190 2004-07-11 Phil Edwards <phil@codesourcery.com>
16192 * configure.ac: Alphabetize --enable-checking list, add
16193 missing valgrind entry.
16194 * configure: Regenerate.
16196 2004-07-11 Phil Edwards <phil@codesourcery.com>
16198 * doc/install.texi (Testing): Fix syntax in "make check" example.
16200 2004-07-10 James E Wilson <wilson@specifixinc.com>
16202 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
16204 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16206 PR rtl-optimization/16001
16207 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
16210 2004-07-10 Geoffrey Keating <geoffk@apple.com>
16212 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
16214 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
16215 James Morrison <phython@gcc.gnu.org>
16217 * doc/contrib.texi (Contributors): Add gfortran contributors and
16218 fix a couple of typos.
16220 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16222 PR rtl-optimization/15387
16223 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
16224 to incoming args space correctly.
16226 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16228 * pa.c (output_indirect_call): Only use %r2 as the link register in
16229 indirect calls with the long PA 2.0 pc-relative branch.
16231 2004-07-10 Daniel Jacobowitz <dan@debian.org>
16233 * config/i386/i386.c (override_options): Pick a 64-bit CPU
16234 for the default tuning if TARGET_64BIT.
16236 2004-07-10 Richard Henderson <rth@redhat.com>
16238 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
16239 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
16241 2004-07-10 Jakub Jelinek <jakub@redhat.com>
16243 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
16244 * expmed.c (store_bit_field, extract_bit_field): Remove last
16246 * builtins.c (expand_builtin_signbit): Adjust callers.
16247 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
16248 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
16249 * ifcvt.c (noce_emit_move_insn): Likewise.
16250 * stmt.c (expand_return): Likewise.
16251 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
16252 store_field, expand_expr_real_1): Likewise.
16254 2004-07-10 Richard Henderson <rth@redhat.com>
16256 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
16258 2004-07-09 Mike Stump <mrs@apple.com>
16260 * config/darwin.c (no_dead_strip): Add.
16261 (HAVE_DEAD_STRIP): Add.
16262 (darwin_emit_unwind_label): Ensure that we don't dead code strip
16265 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16267 * tree-ssa-loop-im.c: New file.
16268 * Makefile.in (tree-ssa-loop-im.o): Add.
16269 * cfgloop.c (superloop_at_depth): New function.
16270 * cfgloop.h (superloop_at_depth): Declare.
16271 * common.opt (ftree-lim): New flag.
16272 * expr.c (array_ref_up_bound): New function.
16273 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
16274 * timevar.def (TV_LIM): New timevar.
16275 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
16276 computing immediate uses of a phi node.
16277 * tree-flow.h (struct tree_ann_common_d): Add aux field.
16278 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
16279 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
16280 * tree-pass.h (pass_lim): Declare.
16281 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
16283 (pass_lim): New pass structure.
16284 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
16285 * tree.c (in_array_bounds_p): New function.
16286 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
16287 (in_array_bounds_p, array_ref_up_bound): Declare.
16288 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
16289 * doc/passes.texi (tree-ssa-loop-im.c): Document.
16291 2004-07-09 Richard Henderson <rth@redhat.com>
16293 * builtins.c (expand_builtin_stpcpy): Don't modify len.
16295 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
16298 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
16300 * flags.h: Delete redundant prototypes that are being generated
16301 in options.h from common.opt.
16302 * common.opt: Add in the expository comments formerly in flags.h.
16304 2004-07-09 Jan Beulich <jbeulich@novell.com>
16306 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
16307 available for use only when TARGET_MMX/_SSE is set, and check for
16308 variable argument function if any register count is non-zero.
16309 (function_arg): Correctly suppress repeated warnings for passing SSE
16310 vectors are arguments without SSE enabled.
16311 (ix86_function_arg_boundary): Without SSE enabled, the use of what
16312 would be SSE register modes does no longer influence the alignment.
16314 2004-07-09 Richard Henderson <rth@redhat.com>
16316 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
16317 Always align upward to arg boundary. Use size_in_bytes/round_up.
16318 Maintain type-correctness of constants.
16319 * stor-layout.c (round_up, round_down): Special-case powers of 2.
16321 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
16323 * config/sparc/sparc.c (*_costs): Scale instruction costs
16325 (sparc_rtx_costs): Adjust as appropriate.
16327 2004-07-09 Jan Beulich <jbeulich@novell.com>
16329 * config/i386/mm3dnow.h: New.
16330 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
16332 2004-07-09 Richard Henderson <rth@redhat.com>
16334 * simplify-rtx.c (simplify_const_relational_operation): Only
16335 look at bounds of scalar integers.
16337 2004-07-09 Jan Beulich <jbeulich@novell.com>
16339 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
16341 2004-07-09 Andrew Pinski <apinski@apple.com>
16343 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
16345 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
16346 UOBJC_METACLASS_decl.
16348 2004-07-09 James E Wilson <wilson@specifixinc.com>
16351 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
16352 do return a parallel if hfa_mode == XFmode and mode == TImode.
16354 2004-07-09 Jan Beulich <jbeulich@novell.com>
16356 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
16357 permissible for unary plus.
16359 2004-07-09 Jan Beulich <jbeulich@novell.com>
16361 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
16362 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
16363 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
16364 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
16365 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
16366 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
16367 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
16368 (BUILTIN_xxxIMAX): New.
16369 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
16370 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
16371 BUILT_IN_PARITYIMAX.
16373 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
16375 * config/sparc/sparc.h (processor_costs): Define.
16376 (sparc_costs): Declare.
16377 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
16378 hypersparc_costs, sparclet_costs, ultrasparc_costs,
16379 ultrasparc3_costs): New.
16380 (sparc_override_options): Set sparc_costs as appropriate.
16381 (sparc_rtx_costs): Use sparc_costs instead of messy
16384 2004-07-09 Steven Bosscher <stevenb@suse.de>
16386 * doc/md.texi (Processor pipeline description): Mention that
16387 the old pipeline description is deprecated.
16389 * config/rs6000/7450.md (automaton ppc7450): Split up, move
16390 mciu_7450 function unit to...
16391 (automaton ppc7450mciu): ...new automaton.
16393 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
16394 (schedule_block): Don't consider inserting bubbles.
16395 (sched_init): Don't initialize DFA bubbles.
16396 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
16397 TARGET_SCHED_DFA_BUBBLE): Remove.
16398 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
16399 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
16400 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
16402 * stmt.c (conditional_context): Remove prototype.
16403 * tree.h (conditional_context): Remove.
16404 * tree-cfg.c (pre_insert_on_edge): Remove.
16406 * c-common.h (c_expand_asm_operands): Remove prototype.
16407 * c-typeck.c (c_expand_asm_operands): Remove.
16409 2004-07-09 Jan Beulich <jbeulich@novell.com>
16411 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
16412 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
16413 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
16414 and V8QI are class SSE. All sufficiently small remaining vector modes
16415 must be passed in one or two integer registers.
16416 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
16417 returned in memory.
16418 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
16419 __builtin_ia32_pmuludq128 have non-uniform argument and return types
16420 and must thus be handled explicitly.
16421 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
16423 (movv8qi_internal, movv4hi_internal, movv2si_internal,
16424 movv2sf_internal): Permit moving between MMX and XMM registers (since
16425 MMX areguments and return values are passed in XMM registers).
16426 (sse2_umulsidi3): Correct type and mode.
16428 2004-07-09 Richard Henderson <rth@redhat.com>
16430 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
16432 2004-07-09 Eric Christopher <echristo@redhat.com>
16434 * config/rs6000/40x.md: Split into two automatons.
16436 2004-07-09 Zack Weinberg <zack@codesourcery.com>
16437 Andrew Pinski <apinski@apple.com>
16439 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
16440 on when we have more than one input file.
16441 (c_common_parse_file): Restore loop over all input files.
16442 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
16444 * c-decl.c (set_type_context): New function.
16445 (pop_scope): Use it to set context of types. When we
16446 encounter a TYPE_DECL, set the context of the attached type too.
16447 (pop_file_scope): Don't call cpp_undef_all here.
16448 (diagnose_mismatched_decls): Do not complain about a second
16449 definition of an 'extern inline' function if it's not in the
16450 same translation unit. Do not complain about inline
16451 declaration after use if the use was in a different
16453 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
16454 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
16455 the external scope.
16456 (pushdecl_top_level): Likewise.
16457 (grokdeclarator): Clarify what is going on with setting
16458 DECL_EXTERNAL on function types, a little.
16459 (c_write_global_declarations): Don't do anything if
16460 -fsyntax-only or errors have been encountered.
16462 2004-07-09 Zack Weinberg <zack@codesourcery.com>
16464 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
16466 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16469 * pa.c (output_indirect_call): Use %r2 as the link register when
16470 calling $$dyncall with a pc-relative branch.
16472 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
16474 * doc/install.texi (Binaries): Mention OpenPKG.
16476 2004-07-09 Diego Novillo <dnovillo@redhat.com>
16478 Fix PR tree-optimization/15555
16479 * tree-dfa.c (dump_variable): If the variable is a pointer
16480 SSA_NAME, also dump its points-to information.
16481 * tree-flow.h (struct ptr_info_def): Add field
16483 (dump_points_to_info_for): Declare.
16484 (debug_points_to_info_for): Declare.
16485 * tree-optimize.c (init_tree_optimization_passes): Add a
16486 second alias analysis pass after DOM2.
16487 Move pass_del_pta to a later spot.
16488 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
16489 create a name tags when we find a dereferenced pointer. Just
16490 mark the pointer dereferenced.
16491 (collect_points_to_info_for): Move code to clear points-to
16492 information to create_name_tags.
16493 (create_name_tags): New function.
16494 (compute_flow_sensitive_aliasing): Call it.
16495 (setup_pointers_and_addressables): Mark type tags for renaming
16496 here instead of ...
16497 (create_memory_tag): ... here.
16498 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
16499 (dump_points_to_info_for): Declare extern.
16500 (debug_points_to_info_for): New function.
16502 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
16504 * config/arc/arc.md: Switch to DFA-based scheduler description.
16505 * config/arc/arc.c: Switch to DFA-based scheduler description.
16507 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
16509 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
16512 2004-07-09 Richard Henderson <rth@redhat.com>
16514 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
16515 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16516 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
16517 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
16519 * config/v850/v850-protos.h (v850_va_arg): Remove.
16520 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16521 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
16522 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
16523 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
16524 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
16526 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
16529 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
16530 and DImode to use +/-4k offset.
16532 2004-07-09 Richard Henderson <rth@redhat.com>
16534 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
16536 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16537 (xstormy16_gimplify_va_arg_expr): Rewrite from
16538 xstormy16_expand_builtin_va_arg.
16539 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
16541 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
16542 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
16544 * config/sh/sh-protos.h (sh_va_arg): Remove.
16545 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16546 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
16547 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
16549 * config/pa/pa-protos.h (hppa_va_arg): Remove.
16550 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16551 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
16552 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
16554 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
16555 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16556 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
16557 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
16559 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16561 * config/sparc/sparc.md (return): Rewrite length formula.
16562 * config/sparc/sparc.c (output_return): Pass 1 as 5th
16563 argument to final_scan_insn when in a delay slot.
16564 (output_sibcall): Likewise.
16566 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
16568 * arm.c (arm_cpp_interwork): New variable.
16569 (arm_override_options): Set it if TARGET_INTERWORK was on the command
16571 * arm.h (arm_cpp_interwork): Declare it.
16572 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
16573 __THUMB_INTERWORK__ in the preprocessor.
16575 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
16577 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
16579 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16582 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
16583 Override default settings to account for -m32 and -m64.
16585 2004-07-08 Randolph Chung <tausq@debian.org>
16587 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
16589 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
16591 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
16592 before comparing it as such.
16594 2004-07-08 Richard Henderson <rth@redhat.com>
16596 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
16597 temporary. Use bit arithmetic to align.
16599 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
16601 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
16602 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
16603 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
16604 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
16605 add_labels_and_missing_jumps, find_jump_block,
16606 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
16608 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
16609 link_btr_uses, move_btr_def): Likewise.
16610 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
16611 expand_builtin_expect_jump): Likewise.
16612 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
16613 * calls.c (expand_call, emit_library_call_value_1): Likewise.
16614 * cfganal.c (forwarder_block_p): Likewise.
16615 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
16616 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
16617 find_bb_boundaries): Likewise.
16618 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
16619 merge_blocks_move_predecessor_nojumps,
16620 merge_blocks_move_successor_nojumps, insns_match_p,
16621 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
16622 try_optimize_cfg): Likewise.
16623 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
16624 * cfglayout.c (skip_insns_after_block, label_for_bb,
16625 record_effective_endpoints, insn_locators_initialize,
16626 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
16627 * cfgmainloop.c (create_loop_notes): Likewise.
16628 * cfgrtl.c (delete_insn, delete_insn_chain,
16629 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
16630 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
16631 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
16632 redirect_branch_edge, force_nonfallthru_and_redirect,
16633 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
16634 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
16635 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
16636 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
16637 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
16638 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
16639 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
16640 * combine.c (combine_instructions, can_combine_p, try_combine,
16641 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
16642 distribute_notes, distribute_links, insn_cuid): Likewise.
16643 * cse.c (fold_rtx, cse_insn, cse_around_loop,
16644 invalidate_skipped_block, cse_set_around_loop,
16645 cse_end_of_basic_block, cse_main, cse_basic_block,
16646 cse_condition_code_reg): Likewise.
16647 * cselib.c (cselib_process_insn): Likewise.
16648 * ddg.c (create_ddg): Likewise.
16649 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
16651 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16652 gen_label_die, dwarf2out_var_location): Likewise.
16653 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
16654 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
16655 last_call_insn, active_insn_p, next_label, prev_label,
16656 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
16657 add_insn_before, remove_insn, add_function_usage_to,
16658 reorder_insns, find_line_note, remove_unnecessary_notes,
16659 emit_insn_after_1, classify_insn): Likewise.
16660 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
16661 connect_post_landing_pads, sjlj_mark_call_sites,
16662 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
16663 can_throw_internal, can_throw_external, set_nothrow_function_flags,
16664 convert_to_eh_region_ranges): Likewise.
16665 * explow.c (optimize_save_area_alloca): Likewise.
16666 * expr.c (expand_expr_real): Likewise.
16667 * final.c (insn_current_reference_address, compute_alignments,
16668 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
16669 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
16670 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
16671 propagate_block_delete_insn, propagate_one_insn,
16672 init_propagate_block_info, propagate_block, libcall_dead_p,
16673 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
16675 * function.c (instantiate_virtual_regs, reorder_blocks_1,
16676 expand_function_start, expand_function_end, contains,
16677 thread_prologue_and_epilogue_insns,
16678 reposition_prologue_and_epilogue_notes): Likewise.
16679 * gcse.c (constprop_register, bypass_conditional_jumps,
16680 insert_insn_end_bb, gcse_after_reload): Likewise.
16681 * genemit.c (gen_expand, gen_split): Likewise.
16682 * genpeep.c (gen_peephole, main): Likewise.
16683 * global.c (build_insn_chain): Likewise.
16684 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
16685 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
16686 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
16687 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
16688 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
16689 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
16690 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
16691 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
16692 dead_or_predicable): Likewise.
16693 * integrate.c (try_constants): Likewise.
16694 * jump.c (rebuild_jump_labels, cleanup_barriers,
16695 purge_line_number_notes, init_label_info, mark_all_labels,
16696 squeeze_notes, get_label_before, get_label_after,
16697 reversed_comparison_code_parts, simplejump_p, pc_set,
16698 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
16699 delete_barrier, delete_prior_computation, delete_computation,
16700 delete_related_insns, delete_for_peephole, redirect_jump):
16702 * lcm.c (optimize_mode_switching): Likewise.
16703 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
16705 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
16706 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
16707 * loop-iv.c (simplify_using_assignment): Likewise.
16708 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
16709 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
16710 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
16711 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
16712 check_insn_for_givs, check_final_value, update_giv_derive,
16713 basic_induction_var, product_cheap_p, check_dbra_loop,
16714 loop_insn_first_p, last_use_this_basic_block,
16715 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
16716 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
16717 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
16718 sms_schedule_by_order): Likewise.
16719 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
16720 * postreload.c (reload_cse_simplify_operands, reload_combine,
16721 reload_cse_move2add): Likewise.
16722 * predict.c (can_predict_insn_p, estimate_probability,
16723 expected_value_to_br_prob, process_note_predictions): Likewise.
16724 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
16725 * profile.c (branch_prob): Likewise.
16726 * ra-build.c (live_out_1, livethrough_conflicts_bb,
16727 detect_webs_set_in_cond_jump): Likewise.
16728 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
16729 ra_print_rtl_with_bb): Likewise.
16730 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
16731 * recog.c (next_insn_tests_no_inequality, find_single_use,
16732 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
16733 * reg-stack.c (next_flags_user, record_label_references,
16734 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
16735 compensate_edge, convert_regs_1): Likewise.
16736 * regclass.c (scan_one_insn): Likewise.
16737 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
16738 regmove_optimize, fixup_match_1, single_set_for_csa,
16739 combine_stack_adjustments_for_block): Likewise.
16740 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
16741 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
16742 find_equiv_reg): Likewise.
16743 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
16744 reload_as_needed, emit_input_reload_insns, do_output_reload,
16745 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
16747 * reorg.c (find_end_label, emit_delay_sequence,
16748 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
16749 get_jump_flags, rare_destination, mostly_true_jump,
16750 try_merge_delay_insns, redundant_insn, own_thread_p,
16751 fill_simple_delay_slots, fill_slots_from_thread,
16752 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
16753 dbr_schedule): Likewise.
16754 * resource.c (find_basic_block, next_insn_no_annul,
16755 find_dead_or_set_registers, mark_target_live_regs): Likewise.
16756 * rtl.h (RTX_PREV): Likewise.
16757 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
16758 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
16759 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
16760 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
16761 tablejump_p, computed_jump_p, insns_safe_to_move_p,
16762 find_first_parameter_load, can_hoist_insn_p): Likewise.
16763 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
16764 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
16765 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
16766 schedule_ebbs): Likewise.
16767 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
16768 is_conditionally_protected, can_schedule_ready_p,
16769 add_branch_dependences, debug_dependencies): Likewise.
16770 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
16772 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
16773 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
16774 set_dominates_use, ujump_to_loop_cont): Likewise.
16775 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
16776 * varasm.c (output_constant_pool_1): Likewise.
16778 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16780 * tree-scalar-evolution.c: New file.
16781 * tree-scalar-evolution.h: New file.
16782 * tree-ssa-loop-niter.c: New file.
16783 * Makefile.in (SCEV_H): New.
16784 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
16785 * cfgloop.h (struct loop): Add bounds field.
16786 * tree-flow.h (struct tree_niter_desc): New type.
16787 (number_of_iterations_cond, number_of_iterations_exit,
16788 loop_niter_by_eval, find_loop_niter_by_eval,
16789 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
16790 free_numbers_of_iterations_estimates): Declare.
16791 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
16792 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
16793 * doc/invoke.texi (max-iterations-to-track): Document.
16795 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
16797 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
16798 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
16799 (MODE_AFTER): Add cast appropriately.
16800 * config/sh/sh.md (movdi splitter): Likewise.
16801 (casesi_worker_2): Add const qualifier appropriately.
16802 (eh_return): Remove unused variable.
16803 (insv): Initialize v;
16805 2004-07-08 Richard Henderson <rth@redhat.com>
16807 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
16808 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16809 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
16810 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
16811 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
16813 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
16814 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16815 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
16816 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
16818 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
16819 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16820 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
16821 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
16823 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
16824 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16825 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
16826 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
16828 * config/i860/i860-protos.h (i860_va_arg): Remove.
16829 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16830 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
16831 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
16833 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
16835 * system.h: Prototype getpagesize if missing.
16836 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
16837 * configure: Regenerate.
16838 * config.in: Regenerate.
16840 2004-07-08 Richard Henderson <rth@redhat.com>
16842 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
16843 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16844 (fr30_gimplify_va_arg_expr): New.
16845 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
16846 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
16848 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
16851 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
16852 of asm_noperands result.
16854 2004-07-08 Richard Henderson <rth@redhat.com>
16856 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
16857 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16858 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
16859 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
16861 2004-07-08 Richard Henderson <rth@redhat.com>
16863 * builtins.c (ind_gimplify_va_arg_expr): New.
16864 * tree.h (ind_gimplify_va_arg_expr): Declare.
16865 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
16867 2004-07-08 Jan Beulich <jbeulich@novell.com>
16869 * expmed.c (extract_bit_field): Correct condition to use vec_extract
16870 patterns also on vector elements other than the first one.
16871 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
16874 2004-07-08 Geoffrey Keating <geoffk@apple.com>
16876 * config/rs6000/darwin-ldouble.c: Correct reference
16877 to the Linnainmaa paper.
16879 2004-07-08 Richard Henderson <rth@redhat.com>
16881 * config/arc/arc-protos.h (arc_va_arg): Remove.
16882 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16883 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
16884 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
16886 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
16887 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16888 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
16889 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
16891 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16893 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
16895 2004-07-08 Zack Weinberg <zack@codesourcery.com>
16897 * c-decl.c (static_ctors, static_dtors): Make static.
16898 (pop_file_scope): Call c_common_write_pch and
16899 cgraph_finalize_compilation_unit here.
16900 (build_cdtor): Moved here from c-objc-common.c; simplify.
16901 (c_write_global_declarations_1): Clarify comment.
16902 (c_write_global_declarations): Close the external scope before
16903 doing anything else. Call build_cdtor, cgraph_optimize, and
16904 mudflap_finish_file here.
16905 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
16907 * c-objc-common.c: No need to include cgraph.h.
16908 (build_cdtor): Moved to c-decl.c.
16909 (c_objc_common_finish_file): Delete.
16910 * c-tree.h: Update to match.
16911 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
16912 (generate_static_references): Set TREE_USED before calling finish_decl.
16913 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
16914 on the static_instances_decl.
16916 2004-07-08 Zack Weinberg <zack@codesourcery.com>
16918 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
16919 decls when there is only one input translation unit.
16920 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
16921 change of 2004-07-05; do not treat declarations with
16922 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
16923 * opts.c (cur_in_fname): Delete.
16924 * opts.h: Likewise.
16925 * tree.c: Revert changes of 2004-07-05; no special treatment
16926 for TRANSLATION_UNIT_DECLs.
16927 * Makefile.in (tree.o): Update dependencies.
16929 2004-07-08 Roger Sayle <roger@eyesopen.com>
16931 * builtins.c (fold_builtin_strcpy): Merge functionality from
16932 simplify_builtin_strcpy. Add additional len argument. No longer
16933 static. Remove function prototype.
16934 (fold_builtin_strncpy): Likewise integrate functionality from
16935 simplify_builtin_strncpy. Add additional slen argument. No
16936 longer static. Remove function prototype.
16937 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
16938 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
16939 types of "ignore" and "unlocked" parameters to bool.
16940 (fold_builtin_1): Add additional ignore argument. Call renamed
16941 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
16942 builtins. Update arguments to fold_builtin_strncpy and
16943 fold_builtin_strcpy. Add function prototype.
16944 (fold_builtin): Add additional Boolean ignore argument to pass
16946 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
16947 and fold_builtin_strncpy instead of simplify_builtin_fputs,
16948 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
16950 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
16951 simplify_builtin_strncpy): Delete function prototypes.
16952 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
16953 fold_builtin_strncpy): Add function prototypes here.
16954 (fold_builtin): Update function prototype with new "bool ignore".
16956 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
16957 (ccp_fold_builtin): Update call to fold_builtin. Call
16958 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
16959 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
16960 simplify_builtin_strncpy respectively.
16961 * fold-const.c (fold): Update call to fold_builtin.
16963 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
16965 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
16968 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
16969 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
16970 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
16971 * calls.c: Remove ifdefs of macros above.
16972 * functions.c: Likewise.
16973 * expr.c: Likewise.
16975 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
16977 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
16978 (arch attribute): Delete.
16979 (current_function_calls_alloca attribute): Rename into calls_alloca.
16980 (calls_eh_return): New attribute.
16981 (leaf_function): Likewise.
16982 (length attribute): Fix formula for sibcalls.
16983 (return insn): Correctly compute the 'length' attribute.
16984 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
16986 2004-07-08 Richard Henderson <rth@redhat.com>
16988 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
16989 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
16990 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
16991 * tree-eh.c (lower_eh_constructs_1): Likewise.
16992 * tree-sra.c (sra_walk_modify_expr): Likewise.
16993 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16994 (eliminate_unnecessary_stmts): Likewise.
16995 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
16996 * tree-tailcall.c (optimize_tail_call): Likewise.
16997 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
16999 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
17000 Jakub Jelinek <jakub@redhat.com>
17002 * config/i386/i386.c (override_options): Enable
17003 SSE prefetches with -mtune, as long as we are
17004 compiling for i686 or higher. All i686 processors
17005 accept SSE prefetches as NOPS, some i586's don't.
17007 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17010 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
17012 2004-07-08 Diego Novillo <dnovillo@redhat.com>
17014 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
17015 the handling of clobbering ASM_EXPRs.
17017 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17020 * config/sparc/sparc.c (function_value): In 64-bit mode,
17021 return the aggregates larger than 16 bytes like unions.
17023 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17026 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
17027 'temp' is zero, generate new pseudos as needed and emit the
17028 sequence of insns in single-assignment form. Resync comments
17030 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
17031 function before reload.
17033 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
17035 * vec.c (vec_assert_fail): Remove duplicate 'function'.
17037 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
17039 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
17040 Allocation is signed.
17041 (VEC_reserve): Return flag, allocation is signed.
17043 2004-07-08 Richard Henderson <rth@redhat.com>
17045 * tree-ssa-ccp.c (fold_stmt): Get type directly from
17046 OBJ_TYPE_REF_OBJECT.
17048 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
17049 Neil Booth <neil@daikokuya.co.uk>
17053 * c-decl.c (finish_struct): Ensure bit-fields are given the
17055 * c-common.c (c_common_signed_or_unsigned_type): For C, require
17056 the precision to match as well as the mode.
17057 * expr.c (reduce_to_bit_field_precision): New function.
17058 (expand_expr_real_1): Reduce expressions of bit-field type to
17060 * langhooks.h (reduce_bit_field_operations): New hook.
17061 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
17063 * c-lang.c, objc/objc-lang.c
17064 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
17065 * objc/objc-act.c (check_ivars): Convert types to bit-field types
17067 * tree.c (build_nonstandard_integer_type): New function.
17068 * tree.h (build_nonstandard_integer_type): New prototype.
17069 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
17070 conversions between integer and boolean types as useless.
17072 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
17074 * c-common.c (c_common_nodes_and_builtins): Do not
17075 create __builtin_ptrdiff_t and __builtin_size_t.
17077 2004-07-08 Andrew Pinski <apinski@apple.com>
17079 * Makefile.in (libbackend.o): Add -combine to the gcc
17082 2004-07-08 Nick Clifton <nickc@redhat.com>
17084 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
17087 2004-07-08 Richard Henderson <rth@redhat.com>
17089 * except.c (expand_eh_region_start, expand_eh_region_end,
17090 expand_eh_handler, expand_eh_region_end_cleanup,
17091 expand_start_all_catch, expand_start_catch, expand_end_catch,
17092 expand_end_all_catch, expand_eh_region_end_allowed,
17093 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
17094 expand_eh_region_end_fixup): Remove.
17095 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
17096 cleanups, outer_cleanups, label_chain, exception_region.
17097 (struct goto_fixup): Remove stack_level, cleanup_list_list.
17098 (struct label_chain): Remove.
17099 (struct stmt_status): Remove x_stack_block_stack.
17100 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
17101 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
17102 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
17103 end_cleanup_deferral, last_cleanup_this_contour,
17104 containing_blocks_have_cleanups_or_stack_level,
17105 any_pending_cleanups): Remove.
17106 (expand_null_return_1): Take no arguments.
17107 (expand_label, expand_naked_return, expand_return,
17108 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
17109 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
17110 expand_end_case_type): Don't use any of them.
17111 * calls.c (expand_call): Likewise.
17112 * dojump.c (do_jump): Likewise.
17113 * function.c (expand_function_end): Likewise.
17114 * expr.c (store_expr, expand_expr_real_1): Likewise.
17115 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
17116 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
17117 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
17118 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
17119 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
17120 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
17121 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
17122 for WITH_CLEANUP_EXPR.
17123 (gimple_push_cleanup): Likewise.
17124 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
17125 * print-tree.c (print_node): Likewise.
17126 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
17127 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
17128 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
17129 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
17130 (GOTO_SUBROUTINE_EXPR): Remove.
17131 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
17132 (DECL_TOO_LATE): Remove.
17133 * except.h, tree.h: Update decls.
17135 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
17137 * explow.c (optimize_save_area_alloca): Do not accept parameters.
17138 * passes.c (rest_of_handle_final): Handle symout.
17139 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
17141 (rest_of_handle_sched): Break out SMS. Remove ifs for
17142 flag_schedule_insns and flag_modulo_sched.
17143 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
17144 collect at the end.
17145 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
17146 (rest_of_handle_partition_blocks, rest_of_handle_sms,
17147 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
17148 rest_of_handle_mode_switching, rest_of_handle_jump,
17149 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
17150 rest_of_handle_jump2, rest_of_handle_postreload,
17151 rest_of_handle_flow2, rest_of_clean_state,
17152 rest_of_handle_shorten_branches,
17153 rest_of_handle_prologue_epilogue,
17154 rest_of_handle_branch_target_load_optimize): New.
17155 (rest_of_compilation): Call the above. Remove ggc_collect
17156 calls moved to rest_of_handle_*.
17157 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
17159 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
17160 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
17161 * except.h (set_nothrow_function_flags): Update comment.
17162 * function.c (current_function_nothrow): Remove.
17163 * output.h (current_function_nothrow): Remove.
17164 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
17165 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
17167 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17170 * reorg.c: Revert 2004-06-30 change.
17171 (find_end_label): If HAVE_epilogue and !HAVE_return,
17172 return 0 instead of creating a label at the end of the insn chain.
17173 (optimize_skip): Account for the failure mode of find_end_label.
17174 (fill_simple_delay_slots): Likewise.
17175 (fill_slots_from_thread): Likewise.
17176 (relax_delay_slots): Likewise.
17178 2004-07-08 Diego Novillo <dnovillo@redhat.com>
17180 * tree-flow.h (addressable_vars): Declare.
17181 * tree-ssa-alias.c (addressable_vars): Define.
17182 (setup_pointers_and_addressables): Add addressable variables
17183 to addressable_vars.
17184 * tree-ssa-operands.c (get_stmt_operands): Move
17185 handling of ASM_EXPRs ...
17186 (get_asm_expr_operands): ... here.
17187 When the ASM_EXPR clobbers memory, also clobber addressable
17189 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
17190 (delete_tree_ssa): Reset addressable_vars.
17192 2004-07-07 Jan Beulich <jbeulich@novell.com>
17193 Richard Henderson <rth@redhat.com>
17195 * varasm.c (assemble_variable): Use assemble_zeros for
17196 zero-initialized variables.
17197 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
17198 for SECCAT_BSS and SECCAT_TBSS.
17200 2004-07-07 Jan Beulich <jbeulich@novell.com>
17202 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
17204 * expmed.c (emit_store_flag): Also special-case double-word
17205 (in-)equality comparison against -1.
17207 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
17208 passing arguments the containers for which are registers.
17210 * calls.c (emit_library_call_value_1): Use mode of function parameter
17211 rather than that of argument since constants have none.
17213 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
17215 Introduce H8SX support.
17216 * expr.c (expand_strcpy): Renamed and moved to...
17217 * builtins.c (expand_movstr): ... here. Tweak.
17218 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
17219 computed or has side effects.
17220 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
17221 unused, or if mempcpy fails. Adjust the return value in the
17222 latter case. Use movstr if everything else fails.
17223 * doc/md.texi (movstr): Document.
17224 (movmemM, clrmemM): Fix explanation of memory block operands.
17225 * config/h8300/h8300.md (stpcpy): Renamed to...
17226 (movstr): ... this. Adjust.
17227 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
17228 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
17229 movmem* and clrstr* to clrmem*.
17230 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
17231 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
17232 GENERAL_REGS, always.
17233 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
17234 getting the stack pointer as addr.
17235 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
17236 from general_operand_dst.
17237 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
17239 (movmd_internal): ... this. Add modes to operands. Disparage `D'
17240 instead of requiring it to match only before reload.
17241 (stpcpy_internal_normal): New, normal-mode variant of...
17242 (stpcpy_internal): ... this. Add modes to operands. Disparage
17243 `D' instead of requiring it to match only before reload.
17244 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
17246 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
17247 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
17249 * config/h8300/h8300.md (attr type): Add call.
17250 (attr can_delay): If type is call, set it no.
17251 (call, call_value): Set type to call.
17252 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
17253 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
17254 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
17255 * tree.c (get_narrower): Don't narrow integral types into
17256 non-integral types.
17257 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
17258 frame_size *before* the first use.
17259 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
17261 (peephole2): Don't widen instructions that push SP. Move
17262 decrement of SP to the end of all stm-generating peepholes.
17263 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
17264 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
17265 and OR to set it to all ones.
17266 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
17267 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
17268 (call, call_value): Set can_delay to "no".
17269 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
17270 * config/h8300/h8300.md (extzv): Make subreg check more robust.
17271 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
17272 * config/h8300/h8300.md (*brabit): Remove.
17273 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
17274 zero_extract. Use bit_memory_operand as the predicate for
17275 operand 1 and 'WU' as the constraint. Check the difference
17276 between the base length and the final one when deciding which
17277 type of branch to use.
17278 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
17279 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
17280 Use convert_move to extend the result for TARGET_H8300SX. Check
17281 for QImode memory references. Optimize the case where the
17282 destination is a paradoxical subreg.
17283 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
17284 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
17285 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
17286 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
17287 * config/h8300/h8300.md: Include mova.md
17288 (length_table): Add mova and mova_zero.
17289 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
17290 after all constant addresses for '%R', '%X', '%T' and '%S'.
17291 (h8300_mova_length): New function.
17292 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
17293 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
17294 dependencies for s-config, etc.
17295 * config/h8300/gemova.sh: New file.
17296 * config/h8300/mova.md: Generated.
17297 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
17298 * config/h8300/h8300.c (h8300_bitfield_length): New.
17299 (nibble_operand): Adjust.
17300 (h8300_binary_length): Handle conditional binary op.
17301 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
17302 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
17303 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
17304 and P#<0, unused so far. W and Y are now prefixes to multi-letter
17305 constraints. WU is introduced as a variant of U that requires a
17306 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
17307 * config/h8300/h8300.md (attr type): Added bitbranch.
17308 (attr length_table): Added bitfield and bitbranch.
17309 (attr length): Compute bitbranch length.
17310 (andqi): Separate pattern for H8300SX. Use bfld for loading the
17311 least-significant bit of a byte.
17312 (brabit, brabc, brabs): New.
17313 (insv, extzv): Emit bfst and bfld on H8300SX.
17314 (bfld, bfst, seq, sne): New.
17315 (bstzhireg, cmpstz, bstz, bistz): New.
17316 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
17317 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
17318 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
17319 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
17320 (h8sx_unary_memory_operator): New function.
17321 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
17322 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
17323 * config/h8300/h8300.md: Add peepholes to combine reloads and
17325 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
17326 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
17327 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
17328 (and?i, ior?i, xor?i): Likewise.
17329 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
17330 * config/h8300/h8300.c: Move enums and prototypes to head of file.
17331 Various whitespace fixes.
17332 (h8300_constant_length): New function, split out from...
17333 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
17334 (h8300_classify_operand): Use IN_RANGE.
17335 (h8300_classify_operand): Use h8300_constant_length.
17336 (h8300_short_move_mem_p): Tighten size check.
17337 (h8sx_mergeable_memrefs_p): Tighten equality check.
17338 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
17339 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
17341 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
17342 * config/h8300/crtn.asm: Likewise.
17343 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
17344 if __H8300SX__ is defined.
17345 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
17346 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
17347 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
17348 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
17349 addresses as mode-dependent.
17350 * config/h8300/h8300.c (print_operand_address): Update call to
17352 (h8300_get_index): Take a mode argument. Rework to fix an
17353 earlier misunderstanding.
17354 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
17355 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
17356 into a register if TARGET_H8300SX.
17357 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
17358 TARGET_H8300SX. Also disable related define_splits.
17359 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
17360 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
17361 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
17362 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
17363 * config/h8300/h8300.h (OK_FOR_Z): New macro.
17364 (EXTRA_CONSTRAINT_STR): Check it.
17365 * config/h8300/h8300.c (h8300_classify_operand): Accept null
17367 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
17368 * config/h8300/h8300.md (length_table): Add mov_imm4.
17369 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
17370 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
17371 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
17373 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
17374 * config/h8300/h8300.c (h8300_reorg): New function.
17375 (TARGET_MACHINE_DEPENDENT_REORG): Define.
17376 * config/h8300/h8300.md (length): Subtract the length of the
17377 delay slot from (pc) when checking the range of forward branches.
17378 (delay_slot, can_delay): New attributes.
17379 (define_delay): Add bra/s handling.
17380 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
17381 (jump): Add delayed-branch handling.
17382 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
17383 * expr.c (expand_strcpy): New function.
17384 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
17385 (expand_builtin_stpcpy): Likewise.
17386 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
17387 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
17388 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
17389 handling to improve register allocation for -fno-omit-frame-pointer.
17390 (h8sx_split_movmd): Delete, moving er6 handling into...
17391 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
17392 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
17393 (movmd): Add calls to copy_rtx.
17394 (movmd_internal): In the second alternative, allow the initial and
17395 final destination registers to be different . Update the splitter
17396 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
17397 instead of h8sx_split_movmd.
17398 (stpcpy, movsd): New expanders.
17399 (movsd_internal): New define_insn.
17400 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
17401 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
17402 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
17403 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
17404 and DESTINATION_REGS.
17405 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
17406 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
17407 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
17408 (h8300_move_ratio): Declare.
17409 (MOVE_RATIO): Use it.
17410 * config/h8300/h8300.c (h8300_move_ratio): New variable.
17411 (h8300_init_once): Initialize it.
17412 (h8300_reg_class_from_letter): New function.
17413 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
17414 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
17415 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
17416 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
17417 (movstrsi, movmd): New expanders.
17418 (movmd_internal): New insn.
17419 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
17420 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
17421 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
17422 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
17423 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
17424 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
17425 * config/h8300/h8300.c (nibble_operand): Fix warning.
17426 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
17427 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
17428 (movsf_h8300h): Disable for TARGET_H8300SX.
17429 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
17430 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
17431 h8300_stm_parallel and h8300_return_parallel.
17432 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
17433 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
17434 h8300_stm_parallel, h8300_return_parallel): New functions.
17435 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
17436 if TARGET_H8300SX. Use h8300_push_pop.
17437 (h8300_expand_epilogue): Likewise. Try to merge the return insn
17438 and final pop when generating h8sx code. Always emit some form
17440 * config/h8300/h8300.md: Don't enforce register alignment in
17441 stm peepholes if TARGET_H8300SX.
17442 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
17443 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
17444 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
17445 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
17446 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
17447 (MULTILIB_DIRNAMES): Add a directory for it.
17448 (MULTILIB_MATCHES): Delete.
17449 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
17450 * final.c (walk_alter_subreg): Handle addresses with subregs
17451 inside a ZERO_EXTEND or AND.
17452 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
17453 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
17455 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
17456 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
17457 @(dd,Rn.w) and @(dd,ERn.L).
17458 (h8300_displacement_size): Take the whole address as argument.
17459 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
17460 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
17461 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
17462 (h8sx_mergeable_memrefs_p): Declare.
17463 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
17464 (HAVE_PRE_INCREMENT): Likewise.
17465 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
17466 addresses for TARGET_H8300SX,
17467 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
17469 (movb_length_table, movl_length_table): New tables.
17470 (movw_length_table): Define to movb_length_table.
17471 (h8300_displacement_size): New, split out from...
17472 (h8300_classify_address): ...here. Handle pre/post inc/dec.
17473 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
17474 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
17475 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
17476 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
17477 (compute_plussi_length, compute_plussi_cc): Update accordingly.
17478 (h8sx_unary_shift_operator): Get the mode from the operator.
17479 (binary_shift_operator): Likewise.
17480 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
17481 a memory reference, check whether the reference is offsettable.
17482 (length_table): Add movb, movw and movl.
17483 (movqi): Add new h8sx pattern. Don't force one operand to be a
17484 register when generating h8sx code.
17485 (movhi, movsi, movsf): Likewise.
17486 (movstrictqi): Use the length_table attribute.
17487 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
17488 (addqi3): Split into a define_expand and define_insn. Don't accept
17489 memory operands in the expander. Use h8300_operands_match_p to
17490 check for matching operands in the define_insn.
17491 (subqi3, negqi2, one_cmplqi2): Likewise.
17492 (add[hs]i3): Don't accept memory operands in the expander. Likewise
17493 in any patterns that are unused in h8sx code. In the h8sx patterns,
17494 use h8300_operands_match_p to check whether operands match.
17495 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
17496 one_cmpl[hs]i3): Likewise.
17497 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
17499 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
17500 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
17501 (h8300_insn_length_from_table): Add a second parameter.
17502 (output_h8sx_shift): Declare.
17503 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
17504 (EXTRA_CONSTRAINT): Replace with...
17505 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
17506 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
17507 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
17508 and h8sx_binary_shift_operator.
17509 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
17510 for TARGET_H8300SX.
17511 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
17512 (bit_memory_operand, fix_bit_operand): Likewise.
17513 (h8300_length_table_for_insn): Remove.
17514 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
17516 (h8300_short_immediate_length, h8300_binary_length): New functions.
17517 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
17518 (output_plussi): Use sub to add negative constants.
17519 (compute_plussi_length): Adjust accordingly.
17520 (h8sx_single_shift_type): New enum.
17521 (h8sx_single_shift, h8sx_unary_shift_operator,
17522 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
17523 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
17524 single h8sx instruction. Return false in this case.
17525 * config/h8300/h8300.md (length_table): Add short_immediate.
17526 (length): Pass the operand array to h8300_insn_length_from_table.
17527 (adjust_length): Assume "no" for insns with a length_table attribute.
17528 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
17529 (*addhi3_h8300hs): Don't use for h8sx.
17530 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
17532 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
17533 1's predicate to nonimmediate_operand. Only skip default expansion
17534 if expand_a_shift or expand_a_rotate returns true. Add new patterns
17535 for single h8sx shift instructions.
17536 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
17537 * config/h8300/h8300.c (nibble_operand): Split out of...
17538 (reg_or_nibble_operand): ... this.
17539 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
17540 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
17541 umulhisi3): Introduce expand, and introduce separate insns for
17542 sign- or zero-extended REG and already-extended CONST_INT.
17543 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
17544 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
17545 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
17546 (subhi3): Likewise. Don't accept immediates for operand 1.
17547 Remove the early clobber from second alternative of the h8300s pattern.
17548 (subsi3): Generalize for h8sx. Force operand 2 into a register
17549 on plain h8300 targets.
17550 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
17551 (subsi3_h8300h): Generalize for h8sx.
17552 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
17553 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
17554 * config/h8300/h8300.c (reg_or_nibble_operand): New.
17555 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
17556 (TARGET_H8300SXMUL): New.
17557 (CONST_OK_FOR_P): New.
17558 (CONST_OK_FOR_LETTER_P): Adjust.
17559 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
17560 umulhisi3): Accept 4-bit immediate on H8SX.
17561 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
17562 (udivsi3, divhi3, udivsi3, divsi3): New.
17563 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
17564 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
17565 * config/h8300/h8300.h (OK_FOR_Q): New macro.
17566 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
17567 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
17568 Add ADDRESSOF to the bit_operand entry.
17569 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
17570 (h8300_src_operand): Likewise.
17571 (bit_operand): Check nonimmediate_operand rather than general_operand.
17572 Accept any nonimmediate_operand in h8sx code.
17573 (h8300_and_costs): Initialize operands[1].
17574 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
17575 (h8300_operand_class): New enum.
17576 (h8300_length_table): New typedef.
17577 (addb_length_table, addw_length_table, addl_length_table,
17578 logicl_length_table): New tables.
17579 (logicb_length_table, logicw_length_table): New macros.
17580 (h8300_classify_operand, h8300_length_from_table,
17581 h8300_length_table_for_insn, h8300_unary_length,
17582 h8300_insn_length_from_table): New functions.
17583 (output_plussi): Only use adds and subs for register destinations.
17584 Disable redundant clause.
17585 (compute_plussi_cc): Likewise.
17586 (compute_plussi_length): Likewise. Use h8300_length_from_table
17587 to work out the length of an insn.
17588 (output_logical_op): Only use narrower immediate instructions
17589 if the destination is a register.
17590 (compute_logical_op_cc): Likewise.
17591 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
17592 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
17593 * config/h8300/h8300.md (length_table): New attribute.
17594 (length): When an instruction has a length_table attribute, use
17595 h8300_insn_length_from_table to calculate its default length.
17596 (cmpqi): Use h8300_dst_operand for the first operand and
17597 h8300_src_operand for the second.
17598 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
17599 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
17600 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
17601 iorsi3, xorhi3, xorsi3): Likewise.
17602 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
17603 so that it allows any combination of operands for TARGET_H8300SX.
17604 (iorqi3, xorqi3): Likewise.
17605 (cmpqi): Use the length_table attribute.
17606 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
17607 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
17608 (cmpqi): Add 'Q' constraint.
17609 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
17610 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
17611 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
17612 * config/h8300/h8300.h (MASK_H8300SX): New macro.
17613 (TARGET_H8300S): True for both -ms and -msx.
17614 (TARGET_H8300SX): New macro.
17615 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
17616 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
17617 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
17618 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
17619 [Temporary change.]
17620 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
17621 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
17622 16-bit pointers and 32-bit ints.
17623 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
17624 CONST_DOUBLE with mode no wider than SImode.
17625 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
17627 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
17628 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
17630 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
17631 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
17632 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
17634 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
17636 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
17638 2004-07-07 Per Bothner <per@bothner.com>
17640 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
17642 2004-07-07 Mike Stump <mrs@apple.com>
17644 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
17645 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
17646 (machopic_finish): Likewise.
17648 2004-07-07 Richard Henderson <rth@redhat.com>
17650 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
17651 through any value-preserving cast.
17653 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
17655 * function.c (assign_parm_find_data_types): Call
17656 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
17658 2004-07-07 Steven Bosscher <stevenb@suse.de>
17660 * tree-cfg.c (group_case_labels): Remove case labels that have
17661 the same target as the default case.
17663 2004-07-07 Steven Bosscher <stevenb@suse.de>
17665 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
17666 regardless of DECL_LANG_SPECIFIC being present or not.
17667 * tree.h (DECL_NUM_STMTS): Purge.
17669 2004-07-07 Andrew Pinski <apinski@apple.com>
17671 * configure: Regenerate with the right autoconf.
17673 2004-07-07 David Edelsohn <edelsohn@gnu.org>
17675 * ifcvt.c (total_bb_rtx_cost): New function.
17676 (find_if_case_1): Compare rtx_cost of basic block to cost of
17678 (find_if_case_2): Same.
17680 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17683 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
17684 (output_return): Likewise.
17685 (output_sibcall): Abort if !flag_delayed_branch.
17686 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
17687 (emit_and_preserve): New function.
17688 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
17689 indirect jump to the thunked-to function if !flag_delayed_branch.
17690 * config/sparc/sparc.md (delayed_branch): New attribute.
17691 (load_pcrel_sym): Honor flag_delayed_branch. Use above
17692 attribute to compute the length of the insn.
17693 (goto_handler_and_restore): Likewise.
17695 2004-07-07 Andrew Pinski <apinski@apple.com>
17697 PR tree-optimization/15777
17698 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
17700 * expr.c (expand_expr_real_1): Fix formating.
17701 BUFFER_REF and IN_EXPR are dead.
17702 * fold-const.c (non_lvalue): BUFFER_REF is dead.
17703 * tree-inline.c (estimate_num_insns_1): Likewise.
17704 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
17705 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
17706 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
17708 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
17710 * collect2.c (dump_file): Don't call cplus_demangle if
17711 HAVE_LD_DEMANGLE is defined.
17712 (main): Pass "--demangle" to ld if no_demangle is not 0 and
17713 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
17714 if HAVE_LD_DEMANGLE is defined.
17716 * configure.ac (--with-demangler-in-ld): Added
17717 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
17718 --with-demangler-in-ld is used.
17719 * config.in: Regenerated.
17720 * configure: Likewise.
17722 2004-07-07 Roger Sayle <roger@eyesopen.com>
17724 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
17725 for simple floating point operations "fp", double precision
17726 multiplication "dmul", and single and double precision division
17727 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
17728 (ppc630_cost): New table split from ppc620_cost, to distinguish
17729 differences in floating point latencies.
17730 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
17731 (rs6000_rtx_costs): Add support for single and double precision
17732 floating point addition, subtraction, multiplication, division,
17733 fused-multiply-add, fused-multiply-sub, negation, absolute value
17734 and negative absolute value. Tweak MEM case to use prefered idiom.
17736 2004-07-07 Richard Henderson <rth@redhat.com>
17738 * tree-flow-inline.h (may_propagate_copy): Move...
17739 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
17740 attempt to copy between types requiring conversion.
17741 * tree-flow.h (may_propagate_copy): Update decl.
17742 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
17744 2004-07-07 Jakub Jelinek <jakub@redhat.com>
17746 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
17747 from -mtune= option.
17749 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
17751 * builtins.c: Rename movstr*, except for movstrict*, to
17752 movmem* and clrstr* to clrmem*.
17753 * expr.c: Likewise.
17754 * expr.h: Likewise.
17755 * genopinit.c: Likewise.
17756 * integrate.c: Likewise.
17757 * local-alloc.c: Likewise.
17758 * optabs.c: Likewise.
17759 * optabs.h: Likewise.
17760 * config/alpha/alpha.h: Likewise.
17761 * config/alpha/alpha.md: Likewise.
17762 * config/arm/arm-protos.h: Likewise.
17763 * config/arm/arm.c: Likewise.
17764 * config/arm/arm.md: Likewise.
17765 * config/avr/avr.md: Likewise.
17766 * config/c4x/c4x.c: Likewise.
17767 * config/c4x/c4x.md: Likewise.
17768 * config/frv/frv.md: Likewise.
17769 * config/i386/i386-protos.h: Likewise.
17770 * config/i386/i386.c: Likewise.
17771 * config/i386/i386.h: Likewise.
17772 * config/i386/i386.md: Likewise.
17773 * config/i860/i860.c: Likewise.
17774 * config/i860/i860.md: Likewise.
17775 * config/ip2k/ip2k.md: Likewise.
17776 * config/ip2k/libgcc.S: Likewise.
17777 * config/ip2k/t-ip2k: Likewise.
17778 * config/m32r/m32r.c: Likewise.
17779 * config/m32r/m32r.md: Likewise.
17780 * config/mcore/mcore.md: Likewise.
17781 * config/mips/mips.c: Likewise.
17782 * config/mips/mips.md: Likewise.
17783 * config/ns32k/ns32k.c: Likewise.
17784 * config/ns32k/ns32k.h: Likewise.
17785 * config/ns32k/ns32k.md: Likewise.
17786 * config/pa/pa.c: Likewise.
17787 * config/pa/pa.md: Likewise.
17788 * config/pdp11/pdp11.h: Likewise.
17789 * config/pdp11/pdp11.md: Likewise.
17790 * config/rs6000/rs6000.c: Likewise.
17791 * config/rs6000/rs6000.md: Likewise.
17792 * config/s390/s390-protos.h: Likewise.
17793 * config/s390/s390.c: Likewise.
17794 * config/s390/s390.md: Likewise.
17795 * config/sh/lib1funcs.asm: Likewise.
17796 * config/sh/sh.c: Likewise.
17797 * config/sh/sh.md: Likewise.
17798 * config/sh/t-sh: Likewise.
17799 * config/sparc/sparc.h: Likewise.
17800 * config/vax/vax.md: Likewise.
17801 * config/xtensa/xtensa.c: Likewise.
17802 * config/xtensa/xtensa.md: Likewise.
17803 * doc/invoke.texi: Likewise.
17804 * doc/md.texi: Likewise.
17805 * doc/rtl.texi: Likewise.
17807 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
17810 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
17811 * config/mips/mips.c (mips_declare_common_object): New function,
17812 mostly split out from...
17813 (mips_output_aligned_decl_common): ...here.
17814 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
17815 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
17816 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
17817 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
17819 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17822 * function.c (assign_parms): Fix typo from previous change.
17824 2004-07-07 Jason Merrill <jason@redhat.com>
17827 * doc/extend.texi (C++ Interface): Correct information and
17830 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
17835 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
17838 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
17841 * config/m32r/m32r.c (m32r_function_symbol): New function:
17842 Generate a symbol name RTX with the correct m32r specific flags
17844 (block_move_call): Use new function to generate correct symbol.
17845 * config/m32r/m32r-protos.h: Add prototype for new funcion.
17846 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
17849 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
17851 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
17852 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
17853 TYPE_BINFO_BASETYPE): Remove.
17854 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
17856 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
17858 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
17859 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
17860 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
17861 (struct tree_binfo): Rename base_types to base_binfos.
17862 * alias.c (record_component_aliases): Adjust BINFO macros.
17863 * dbxout.c (dbxout_type): Likewise.
17864 * dwarf2out.c (gen_member_die): Likewise.
17865 * sdbout.c (sdbout_one_type): Likewise.
17866 * tree-dump.c (deque_and_dump): Likewise.
17867 * config/i386/i386.c (classify_argument,
17868 contains_128bit_aligned_vector_p): Likewise.
17870 2004-07-07 Nick Clifton <nickc@redhat.com>
17872 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
17873 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
17875 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
17877 * vec.h: Fix the example use.
17879 2004-07-06 Richard Henderson <rth@redhat.com>
17881 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
17882 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
17883 * tree-inline.c (copy_body_r, setup_one_parameter,
17884 initialize_inlined_parameters, expand_call_inline,
17885 declare_inline_vars): Don't check it.
17886 (expand_calls_inline): Remove old version, rename new version
17887 from gimple_expand_calls_inline.
17888 * tree-optimize.c (execute_gimple): Remove.
17889 (pass_gimple): Don't run anything.
17891 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
17893 * doc/sourcebuild.texi: Use semicolons instead of commas in
17896 2004-07-06 Richard Henderson <rth@redhat.com>
17898 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
17899 (sra_walk_modify_expr, scan_init): Likewise.
17900 (generate_element_zero): Check visited before scanning children.
17901 (generate_element_init): Set visited on error.
17902 (scalarize_init): Handle generate_element_init failure similar
17905 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
17907 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
17908 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
17910 2004-07-06 Richard Henderson <rth@redhat.com>
17912 * config/i386/i386.c (legitimize_pic_address): Make static.
17913 (legitimize_address): Handle CONST with TLS operand.
17914 (ix86_expand_move): Don't call legitimize_pic_address directly.
17915 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
17917 2004-07-06 Roger Sayle <roger@eyesopen.com>
17919 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
17920 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
17921 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
17922 is currently executed unconditionally, i.e. not in "else_bb".
17924 2004-07-06 Steven Bosscher <stevenb@suse.de>
17926 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
17927 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17928 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
17929 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17930 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
17931 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17932 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
17933 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17934 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
17935 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17936 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
17937 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17938 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
17939 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17940 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
17941 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17943 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
17945 * dojump.c (do_jump): REFERENCE_EXPR is dead.
17946 * expr.c (expand_expr_real_1): Ditto.
17947 * tree-inline.c (estimate_num_insns_1): Ditto.
17948 * tree-pretty-print.c (dump_generic_node): Ditto.
17949 (op_symbol): Ditto.
17952 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
17954 * tree-ssa-pre.c (reference_node_pool): New pool.
17955 (find_or_generate_expression): Class 'r' is okay too.
17956 (create_value_expr_from): Ditto.
17957 (add_to_sets): LHS should not include vuses.
17958 (eliminate): Ditto.
17959 (compute_avail): Reverse ordering of tests.
17960 Valuize INDIRECT_REF as well.
17962 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
17964 PR rtl-optimization/16380
17965 * loop.c (check_dbra_loop): Sink comparison instructions if they
17966 do something other than set cc0.
17968 2004-07-06 James E Wilson <wilson@specifixinc.com>
17970 * doc/interface.texi (longjmp and automatic variables): Delete
17971 paragraph recommending taking the address of a variable.
17973 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
17975 * vec.h (VEC_embedded_alloc): Remove.
17976 (VEC_embedded_size, VEC_embedded_init): New.
17977 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
17979 (VEC_truncate): New.
17980 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
17981 (vec_embedded_alloc): Remove.
17982 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
17983 (vec_embedded_alloc): Remove.
17985 2004-07-06 Mark Mitchell <mark@codesourcery.com>
17987 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
17988 (gt-langhooks.h): Remove.
17990 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
17992 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
17994 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
17996 * config/sparc/sparc.c (get_pc_symbol): Rename into
17997 add_pc_to_pic_symbol.
17998 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
17999 (load_pic_register): Account for previous changes.
18000 Use reg_names. Don't create the label twice.
18001 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
18002 UNSPEC_LOAD_PCREL_SYM.
18003 (get_pc): Rename into load_pcrel_sym. Add predicate to
18004 operands. Remove condition.
18006 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
18008 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
18009 RECORD, UNION & QUAL_UNION is actually a binfo.
18011 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
18012 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
18013 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
18014 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
18015 * dwarf2out.c (add_data_member_location_attribute): Likewise.
18016 (gen_inheritance_die): Likewise.
18017 * tree-dump.c (deque_and_dump): Likewise.
18018 * doc/c-tree.texi (Binfos): Add under reconstruction note.
18020 2004-07-06 Steven Bosscher <stevenb@suse.de>
18022 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
18024 * config/mcore/mcore.md: Model memory latency with a simple DFA
18025 pipeline description instead of a define_function_unit.
18027 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18029 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
18030 * langhooks.h (var_mod_type_p): Likewise.
18031 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
18032 * expr.c (count_type_elements): Properly handle return from
18033 array_type_nelts and properly test for overflow.
18034 * gimplify.c (gimplify_init_constructor): Properly handle return
18035 from array_type_nelts.
18036 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
18037 * integrate.c (copy_decl_for_inlining): Correct comments.
18038 * tree-inline.c (remap_decl): Update comments, remove dead code,
18039 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
18040 (remap_type): Only remap if variably modified by vars in function
18042 (copy_body_r): Use compatible_type langhooks to see when can fold.
18043 (setup_one_parameter): Don't remap type.
18044 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
18045 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
18046 compute TREE_INVARIANT for decl case.
18047 (find_var_from_fn): New function.
18048 (variably_modified_type_p): Add arg and call new function.
18049 * tree.h (variably_modified_type_p): Add extra arg.
18051 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
18053 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
18054 (goto_handler_and_restore_v9): Delete disabled insn.
18055 (goto_handler_and_restore_v9_sp64): Likewise.
18057 2004-07-05 Roger Sayle <roger@eyesopen.com>
18059 * calls.c (load_register_parameters): Call expand_shift instead
18060 of expand_binop with ashl_optab (or other shift optab) directly.
18061 * expr.c (emit_group_load, emit_group_store): Likewise.
18062 * function.c (assign_parm_setup_block): Likewise.
18063 * stmt.c (shift_return_value): Likewise.
18065 2004-07-05 Jakub Jelinek <jakub@redhat.com>
18067 * expr.c (expand_assignment): Disable the bitfield += optimizations.
18069 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
18071 * doc/sourcebuild.texi: Revert previous patch.
18073 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
18075 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
18076 TARGET_MEM_FUNCTIONS.
18077 * system.h: Poison TARGET_MEM_FUNCTIONS.
18078 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
18079 bcmp_libfunc, bzero_libfunc): Remove.
18080 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
18082 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
18083 * doc/standards.texi: Don't mention calling BSD string functions.
18084 * doc/invoke.texi: Likewise. Mention that memmove may be called.
18085 * config/vax/t-memfuncs: New.
18086 * config/memcmp.c, config/memcpy.c, config/memmove.c,
18087 config/memset.c: New.
18088 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
18089 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
18091 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
18092 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
18093 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
18094 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
18095 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
18096 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
18097 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
18098 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
18099 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
18100 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
18102 2004-07-05 Richard Henderson <rth@redhat.com>
18104 * function.c (assign_parm_setup_reg): Properly rename variables in
18105 FUNCTION_ARG_CALLEE_COPIES section.
18107 2004-07-05 Zack Weinberg <zack@codesourcery.com>
18109 * tree-mudflap.c: Include cgraph.h.
18110 (mf_init_extern_trees): Rename to mudflap_init. Export.
18111 Rewrite to create synthetic declarations instead of looking
18112 up declarations from mf-runtime.h.
18113 (mf_make_builtin, mf_make_cache_struct_type): New functions.
18114 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
18115 Correct commentary.
18116 (execute_mudflap_function_decls, mudflap_register_call):
18117 Don't call mf_init_extern_trees.
18118 (mudflap_finish_file): Use cgraph_build_static_cdtor.
18120 * tree-mudflap.h: Update prototypes.
18121 * c-mudflap.c: Delete file.
18122 * c-common.c: Include tree-mudflap.h.
18123 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
18124 * Makefile.in: Remove all references to c-mudflap.o.
18125 Update dependencies.
18127 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18129 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
18130 displacements with the spatial-locality cache-control completer.
18132 2004-07-05 Zack Weinberg <zack@codesourcery.com>
18134 * langhooks.c: Don't include gt-langhooks.h.
18135 (var_labelno): Delete.
18136 (lhd_set_decl_assembler_name): Do not append a distinguishing
18137 number to file-scope internal-linkage declarations for the first
18138 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
18139 the declaration itself (if at block scope), or its containing
18140 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
18143 * opts.c (cur_in_fname): New global.
18144 * opts.h: Declare it.
18145 * tree.c: Include opts.h.
18146 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
18147 DECL_UID equal to cur_in_fname.
18148 (copy_node_stat): Do not change DECL_UID when copying a
18149 TRANSLATION_UNIT_DECL.
18150 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
18151 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
18153 * c-decl.c (c_static_assembler_name): Delete.
18154 * c-tree.h (c_static_assembler_name): Delete prototype.
18155 * c-lang.c, objc/objc-lang.c: Don't override
18156 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
18158 * Makefile.in (tree.o): Update dependencies.
18159 (GTFILES): Remove langhooks.c.
18161 2004-07-05 Roger Sayle <roger@eyesopen.com>
18163 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
18164 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
18165 Normalize "X % C" as "X % -C" for signed modulus and negative C.
18166 Optimize "X % -Y" as "X % Y" for signed modulus.
18167 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
18168 into "((unsigned) X % Y) == 0".
18170 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
18172 * sourcebuild.texi (Config Fragments): Use @comma{} in
18173 cross-reference to section title.
18175 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18177 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
18178 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
18179 (gimplify_target_expr, gimplify_expr): Likewise.
18180 (copy_if_shared_r): No longer need special case for BIND_EXPR.
18181 (unshare_body, unvisit_body): Only look at nested if BODY_P is
18183 (gimplify_compound_lval): See if we can strip any useless conversion.
18184 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
18186 (gimplify_modify_expr_to_memset): Likewise.
18187 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
18188 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
18189 (declare_inline_vars): Likewise.
18190 (walk_type_fields): New function.
18191 (walk_tree): Use it.
18192 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
18194 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
18195 (sra_walk_modify_expr): Allow init function to fail.
18196 (scan_init): Now returns bool.
18197 (generate_element_init): If can't understand INIT, return false.
18198 (scalarize_init): Return false if generate_element_init does.
18200 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
18203 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
18204 bounds if bounds aren't constant.
18206 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
18208 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
18209 to type hooks; remove bogus PARAMS.
18211 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
18213 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
18214 * dwarf2out.c (add_data_member_location_attribute): Check for
18216 * tree.c (tree_node_kinds): Add "binfos".
18217 (binfo_lang_slots): New.
18218 (make_node_stat): Add TREE_BINFO.
18219 (make_tree_binfo_stat): New.
18220 (tree_node_structure): Add TREE_BINFO.
18221 * tree.def (TREE_BINFO): New.
18222 * tree.h (REC_OR_UNION_CHECK): Rename to ...
18223 (RECORD_OR_UNION_CHECK): ... here.
18224 (NOT_RECORD_OR_UNION_CHECK): New.
18225 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
18226 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
18227 RECORD_OR_UNION_CHECK.
18228 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
18229 (TYPE_LANG_SLOT_1): New.
18230 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
18231 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
18232 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
18233 (BINFO_ELTS): Remove.
18234 (BINFO_LANG_SLOT): New.
18235 (struct tree_binfo): New.
18236 (binfo_lang_slots): Declare.
18237 (enum tree_node_structure_enum): Add TS_BINFO.
18238 (union tree_node): Add binfo.
18239 (make_tree_binfo_stat): Declare.
18240 (make_tree_binfo): New.
18241 (enum tree_node_kind): Add binfo_kind.
18243 * objc/objc-act.c (start_class, objc_declare_protocols,
18244 start_protocols): Use TYPE_LANG_SLOT_1.
18245 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
18247 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
18248 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
18249 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
18250 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
18252 2004-07-05 Steven Bosscher <stevenb@suse.de>
18254 * rtl.h (struct rtx_def): Remove the integrated flag.
18255 Use the return_val flag for MEM_SCALAR_P.
18256 Reshuffle and update flags in CLEAR_RTX_FLAGS.
18258 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
18261 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
18262 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
18265 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
18267 * var-tracking.c: Fix some comments.
18268 (frame_stack_adjust): New.
18269 (vt_stack_adjustments): Init stack_adjust of entry block to
18270 minus stack adjustment of function prologue.
18271 (adjust_stack_reference): Do not adjust if adjustment == 0.
18272 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
18273 (emit_notes_in_bb): Likewise.
18274 (vt_add_function_parameters): Do not adjust locations of
18275 function arguments.
18276 (vt_initialize): Compute the stack adjustment of function
18277 prologue and offset the initial "location" of frame_base_decl
18278 from the stack pointer after prologue.
18280 2004-07-04 Richard Henderson <rth@redhat.com>
18282 * function.c (struct assign_parm_data_all): New.
18283 (struct assign_parm_data_one): New.
18284 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
18285 assign_parm_find_data_types, assign_parms_setup_varargs,
18286 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
18287 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
18288 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
18289 assign_parm_setup_block, assign_parm_setup_reg,
18290 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
18291 (assign_parms): ... here.
18293 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
18295 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
18296 now are bitmap_set_t's.
18297 (bitmap_insert_into_set): No point in inserting the value if
18299 (bitmap_set_contains): New function.
18300 (bitmap_set_replace_value): Add comment on why we do it
18302 (set_contains): Removed.
18303 (bitmap_set_subtract_from_value_set): New name of
18304 set_subtract now that it's arguments are two different
18307 (bitmap_find_leader): Change algorithm used.
18308 (find_or_generate_expression): Update use of functions for new
18310 (create_expression_by_pieces): Ditto.
18311 (insert_aux): Ditto.
18313 (add_to_sets): Ditto.
18315 (execute_pre): Ditto.
18316 (compute_avail): Ditto.
18317 Also ignore virtual phis.
18319 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
18321 * combine.c (simplify_comparison): Fix comment typo.
18323 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18325 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
18326 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
18327 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
18328 (output_restore): Change parameter from 'insn' to 'pat'.
18329 (output_return): Adjust call to output_restore.
18330 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
18331 Adjust call to output_restore.
18333 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
18335 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
18336 and assert system is bsd.
18338 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
18340 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
18341 (TARGET_SWITCHES): Remove -mdebugc.
18342 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
18343 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
18344 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
18345 (sle_[sd]i_reg): Delete.
18347 2004-07-04 Steven Bosscher <stevenb@suse.de>
18349 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
18351 * config/iq2000/iq2000.md: Translate old pipeline description to an
18352 equivalent new one.
18354 2004-07-04 Roger Sayle <roger@eyesopen.com>
18356 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
18357 Ensure the replacement rhs is valid gimple before performing
18358 the substitution. Return false if these sanity checks fail.
18359 (fold_stmt): Only set changed to true, if set_rhs returns true.
18360 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
18363 2004-07-04 Richard Henderson <rth@redhat.com>
18366 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
18368 2004-07-04 Mark Mitchell <mark@codesourcery.com>
18370 * configure.ac (ranlib_flags): New variable.
18371 * Makefile.in (RANLIB_FLAGS): New variable.
18372 (libbackend.a): Use it.
18373 * configure: Regenerated.
18375 2004-07-04 Roger Sayle <roger@eyesopen.com>
18377 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
18378 a "sign mask" instead of using ashr_optab directly.
18380 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
18382 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
18383 * doc/cppopts.texi: Clarify processing of command-line defines.
18385 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
18387 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
18389 2004-07-04 Richard Henderson <rth@redhat.com>
18391 * rtl.def (ADDRESSOF): Remove.
18392 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
18393 (find_base_term, memrefs_conflict_p): Likewise.
18394 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
18395 (fold_rtx, cse_insn, set_live_p): Likewise.
18396 * dwarf2out.c (mem_loc_descriptor): Likewise.
18397 (add_location_or_const_value_attribute): Likewise.
18398 * emit-rtl.c (copy_insn_1): Likewise.
18399 * explow.c (memory_address): Likewise.
18400 * expmed.c (store_split_bit_field): Likewise.
18401 * expr.c (expand_expr_real_1): Likewise.
18402 * function.c (instantiate_decl
18403 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
18404 * genrecog.c (preds, validate_pattern): Likewise.
18405 * integrate.c (copy_rtx_and_substitute): Likewise.
18406 * recog.c (general_operand, register_operand): Likewise.
18407 (memory_address_p): Likwise.
18408 * reload1.c (eliminate_regs, elimination_effects): Likewise.
18409 * rtl.c (copy_rtx): Likewise.
18410 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
18411 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
18412 * rtlhooks.c (gen_lowpart_general): Likewise.
18413 * stmt.c (expand_asm_operands): Likewise.
18414 * web.c (entry_register, replace_ref, web_main): Likewise.
18415 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
18416 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
18417 * config/arm/arm.c (thumb_rtx_costs): Likewise.
18418 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
18419 * config/frv/frv.c (move_destination_operand, move_source_operand,
18420 condexec_dest_operand, condexec_source_operand,
18421 condexec_memory_operand): Likewise.
18422 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
18423 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
18424 (destination_xfmode_operand): Likewise.
18425 * config/mips/mips.h (PREDICATE_CODES): Likewise.
18426 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
18427 * config/s390/s390.c (general_s_operand): Likewise.
18428 * config/s390/s390.md (mov*): Likewise.
18429 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
18431 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
18432 * expr.c (expand_expr_real_1): Likewise.
18433 * stmt.c (expand_decl): Likewise.
18434 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18436 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
18437 postponed_insns, put_var_into_stack, put_reg_into_stack,
18438 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
18439 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
18440 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
18441 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
18442 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
18443 purge_bitfield_addressof_replacements, purge_addressof_replacements,
18444 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
18445 struct insns_for_mem_walk_info, insns_for_mem_walk,
18446 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
18447 setjmp_protect_args): Remove.
18448 (push_function_context_to): Don't handle var_refs_queue.
18449 (pop_function_context_from, free_after_compilation): Likewise.
18450 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
18451 (assign_parms, allocate_struct_function): Likewise.
18452 (use_register_for_decl): New.
18453 (expand_function_end): Don't setjmp_protect.
18454 * function.h (struct emit_status): Update commentary.
18455 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
18456 (max_parm_reg, parm_reg_stack_loc): Remove.
18457 * passes.c (DFI_addressof): Remove.
18458 (dump_file_info): Remove addressof.
18459 (rest_of_handle_addressof): Remove.
18460 (rest_of_compilation): Don't call it.
18461 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
18462 * stmt.c (expand_decl): Use use_register_for_decl.
18463 * tree.h: Update decls.
18464 * web.c (mark_addressof): Remove.
18465 * doc/invoke.texi (-dF): Remove.
18467 2004-07-03 Richard Henderson <rth@redhat.com>
18469 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
18470 instead of gen_mem_addressof.
18471 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
18472 TImode output register.
18474 2004-07-03 Richard Henderson <rth@redhat.com>
18476 PR tree-optimization/16341
18477 * tree-sra.c (sra_walk_function): Increment to next stmt before
18478 processing the current stmt.
18479 (sra_insert_after): Always use BSI_SAME_STMT.
18481 2004-07-03 Richard Henderson <rth@redhat.com>
18483 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
18484 fp plus with minus.
18486 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
18488 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
18489 with tree_int_cst_equal.
18491 2004-07-03 Andreas Schwab <schwab@suse.de>
18493 * config/ia64/ia64.md: Define new attribute "empty".
18494 (prologue_use, nop_x, insn_group_barrier): Set it.
18496 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
18497 skip over "empty" insns.
18499 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18501 * tree-inline.c (initialize_inlined_parameters): Pass proper function
18502 context to gimplify_body.
18503 (walk_tree): Don't walk into types twice.
18504 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
18506 * tree-sra.c (generate_element_init): Remove any useless conversions.
18508 * gimplify.c (gimplify_conversion): Remove stripping useless
18509 conversions from here.
18510 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
18511 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
18512 Unshare before substituting PLACEHOLDER_EXPR.
18513 (gimplify_modify_expr_to_memset): Likewise.
18514 Pass address of TO to memset, not TO itself.
18515 (gimplify_init_constructor): Make copy of OBJECT so we have it each
18516 time we make an expression (to match a PLACEHOLDER_EXPR).
18518 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
18519 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
18520 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
18521 * tree-ssa-dom.c (local_fold): Likewise.
18523 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
18524 * langhooks.h (strct lang_hooks): New field type_max_size.
18525 * function.c (assign_temp): Call it.
18527 2004-07-03 Steven Bosscher <stevenb@suse.de>
18529 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
18530 * config/sh/sh.md: Convert the SH1 pipeline description to
18533 2004-07-02 Zack Weinberg <zack@codesourcery.com>
18535 * c-decl.c (struct c_binding): Remove contour field; add
18536 depth, invisible, nested fields.
18537 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
18538 (B_IN_EXTERNAL_SCOPE): New convenience macros.
18539 (bind): Add invisible and nested arguments. Initialize
18540 new fields of struct c_binding; adjust loop scanning for
18542 (free_binding_and_advance): Clear structure with memset.
18543 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
18544 in file scope, even if it's in external scope too.
18545 (pushdecl): Adjust to match. Create invisible file-scope
18546 declarations for block-scope forward declarations of static functions.
18547 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
18548 (undeclared_variable, lookup_label, declare_label, define_label)
18549 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
18550 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
18551 (store_parm_decls_oldstyle): Adjust to match.
18552 (diagnose_mismatched_decls): Correct handling of linkage clashes.
18553 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
18555 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
18556 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
18558 2004-07-02 Richard Henderson <rth@redhat.com>
18560 * c-decl.c (grokdeclarator): Don't frob current_function_decl
18561 around variable_size.
18562 (set_decl_nonlocal): Remove.
18563 (store_parm_decls): Add stmts for pending sizes.
18564 * calls.c (calls_function, calls_function_1): Remove.
18565 (precompute_arguments): Don't call it.
18566 * cfgexpand.c (set_save_expr_context): Remove.
18567 (tree_expand_cfg): Don't call it.
18568 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
18569 (dwarf2out_finish): Likewise.
18570 * expr.c (emit_block_move): Adjust addresses to BLKmode.
18571 (store_constructor): Don't pre-evaluate SAVE_EXPR.
18572 (safe_from_p): Don't queue SAVE_EXPRs.
18573 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
18574 or build plain VAR_DECLs.
18575 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
18577 (fold_checksum_tree): Don't special-case SAVE_EXPR.
18578 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
18579 (put_var_into_stack): Don't handle SAVE_EXPR.
18580 (gen_mem_addressof): Likewise.
18581 * function.h (struct function): Remove x_save_expr_regs.
18582 (save_expr_regs): Remove.
18583 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
18584 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
18585 * stor-layout.c (variable_size): Don't set it.
18586 (force_type_save_exprs, force_type_save_exprs_1): Remove.
18587 * tree-inline.c (remap_save_expr): Remove fn argument. Update
18588 all callers. Don't set SAVE_EXPR_CONTEXT.
18589 * tree-inline.h (remap_save_expr): Update decl.
18590 * tree.c (save_expr): Update build size.
18591 (first_rtl_op): Don't handle SAVE_EXPR.
18592 (unsave_expr_1, contains_placeholder_p): Likewise.
18593 (decl_function_context): Likewise.
18594 * tree.def (SAVE_EXPR): Remove args 1 and 2.
18595 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
18596 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
18598 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
18600 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
18601 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
18602 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
18603 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
18604 some first-person references and patronizing comments. Based on
18606 * doc/invoke.texi: Don't reference fortran@gnu.org.
18607 * doc/trouble.texi (Warning when a non-void function value is
18608 ignored): Rewrite. From Russ Allbery and Chris Devers.
18610 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
18612 * tree-ssa-pre.c (bitmap_set_t): New.
18613 (bb_value_sets): avail_out is now a bitmap_set_t.
18614 (bitmap_find_leader): New function.
18615 (bitmap_value_insert_into_set): Ditto.
18616 (bitmap_set_copy): Ditto.
18617 (bitmap_value_replace_in_set): Ditto.
18618 (bitmap_set_contains_value): Ditto.
18619 (bitmap_set_new): Ditto.
18620 (bitmap_set_pool): New pool.
18621 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
18622 (insert_aux): Ditto.
18623 (add_to_sets): Ditto.
18624 (compute_avail): Ditto
18625 (eliminate): Ditto.
18628 (execute_pre): Ditto.
18630 2004-07-02 Roger Sayle <roger@eyesopen.com>
18632 * config/rs6000/rs6000.c (struct processor_costs): New structure
18633 used to hold instruction latencies/sizes for processor types.
18634 (rs6000_cost): New global variable pointing to current CPU's costs.
18635 (rs6000_override_options): Initialize rs6000_cost to point to the
18636 appropriate cost table based upon rs6000_cpu and optimize_size.
18637 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
18640 2004-07-02 Richard Henderson <rth@redhat.com>
18642 * expmed.c (make_tree): Don't use SET_DECL_RTL.
18644 2004-07-02 Steven Bosscher <stevenb@suse.de>
18646 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
18648 2004-07-01 Richard Henderson <rth@redhat.com>
18650 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
18651 (alpha_gp_save_rtx): Use assign_stack_local instead of
18654 2004-07-01 Richard Henderson <rth@redhat.com>
18656 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
18657 (alpha_rtx_cost_data): Update to match.
18658 (alpha_rtx_cost_size): New.
18659 (alpha_rtx_costs): Honor optimize_size.
18661 2004-07-01 Richard Henderson <rth@redhat.com>
18663 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
18664 * cfgexpand.c (tree_expand_cfg): Do it here.
18665 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
18666 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
18667 * config/mips/mips.c (mips_output_mi_thunk): And here.
18668 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
18669 * config/sh/sh.c (sh_output_mi_thunk): And here.
18670 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
18672 2004-07-01 Richard Henderson <rth@redhat.com>
18674 * tree.def (RTL_EXPR): Remove.
18675 * c-typeck.c (lvalue_p): Don't handle it.
18676 * expr.c (safe_from_p): Likewise.
18677 (expand_expr_real_1): Likewise.
18678 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
18679 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
18680 * gengtype.c (adjust_field_tree_exp): Likewise.
18681 * stmt.c (warn_if_unused_value): Likewise.
18682 * tree-gimple.c (recalculate_side_effects): Likewise.
18683 * tree-pretty-print.c (dump_generic_node): Likewise.
18684 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
18685 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
18686 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
18688 * stmt.c (struct stmt_status): Remove x_last_expr_type,
18689 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
18690 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
18691 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
18692 all the bits that tracked last_expr.
18693 (expand_end_bindings): Don't track last_expr.
18694 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
18695 (clear_last_expr): Remove.
18696 (expand_asm): Don't call it.
18697 (expand_asm_operands, expand_end_cond): Likewise.
18698 (expand_naked_return, expand_null_return_1): Likewise.
18699 * c-typeck.c (c_begin_compound_stmt): Likewise.
18700 * cfgexpand.c (expand_block): Use expand_expr_stmt.
18701 * expr.c (expand_expr_real_1): Likewise.
18702 * tree.h: Update prototypes.
18704 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
18705 (struct emit_status): Remove sequence_rtl_expr.
18706 (struct function): Remove x_rtl_expr_chain.
18707 (seq_rtl_expr, rtl_expr_chain): Remove.
18708 * function.c (struct temp_slot): Remove rtl_expr.
18709 (assign_stack_temp_for_type): Don't set it.
18710 (free_temp_slots, pop_temp_slots): Don't check it.
18711 (free_after_compilation): Don't clear x_rtl_expr_chain.
18712 (fixup_var_refs): Don't search it.
18713 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
18714 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
18716 (push_topmost_sequence): Likewise.
18717 (end_sequence, init_emit): Likewise.
18718 (start_sequence_for_rtl_expr): Remove.
18719 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
18720 * rtl.h (preserve_rtl_expr_result): Remove.
18722 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
18724 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
18725 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
18728 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
18730 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
18731 (STANDARD_STARTFILE_PREFIX_2): Define.
18732 (standard_startfile_prefix_1): Initialize to
18733 STANDARD_STARTFILE_PREFIX_1.
18734 (standard_startfile_prefix_2): Initialize to
18735 STANDARD_STARTFILE_PREFIX_2.
18736 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
18737 (STANDARD_STARTFILE_PREFIX_1): Define.
18738 (STANDARD_STARTFILE_PREFIX_2): Define.
18739 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
18740 (STANDARD_STARTFILE_PREFIX_2): Document.
18742 2004-07-01 Richard Henderson <rth@redhat.com>
18744 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
18745 in order to disable scalarization. Instead set a flag and wait
18746 for a candidate decl.
18748 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
18750 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
18751 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
18752 Use terminology "testsuite" and "enumerated".
18754 2004-07-01 Richard Henderson <rth@redhat.com>
18756 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
18757 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
18758 (initial_return_save): Likewise.
18759 (flush_queued_reg_saves): Remap register numbers.
18760 (dwarf2out_return_reg): Likewise.
18762 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18764 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
18766 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
18767 access functions for lower bound and element size and only output
18768 if lower bound nonzero or element size not same as that of type.
18769 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
18771 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
18773 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
18775 2004-07-01 Per Bothner <per@bothner.com>
18777 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
18779 2004-07-01 Jakub Jelinek <jakub@redhat.com>
18781 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
18782 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
18783 first operand. Don't optimize if the bitfield is volatile.
18785 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
18787 * c-pretty-print.c (pp_c_postfix_expression): Handle
18788 floating-point comparison operators.
18789 (pp_c_expression): Pass floating-point comparison
18790 operators to pp_c_postfix_expression.
18792 2004-07-01 Roger Sayle <roger@eyesopen.com>
18794 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
18795 rtx_cost instead of "had_mult" to determine whether the transformed
18796 expression is cheaper than the original.
18798 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
18800 * alias.c (get_alias_set, canon_rtx, get_addr,
18801 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
18803 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
18804 expand_builtin): Likewise.
18805 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
18807 * combine.c (can_combine_p, combinable_i3pat, try_combine,
18808 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
18809 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
18810 record_dead_and_set_regs_1, get_last_value_validate,
18811 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
18812 * cse.c (check_dependence, canon_hash, equiv_constant,
18813 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
18814 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
18815 count_reg_usage): Likewise.
18816 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
18817 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
18818 cselib_record_sets): Likewise.
18819 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
18820 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
18821 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
18822 * df.c (df_uses_record): Likewise.
18823 * dojump (do_jump): Likewise.
18824 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
18825 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
18826 decl_start_label): Likewise.
18827 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
18828 operand_subword, change_address_1, make_safe_from): Likewise.
18829 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
18830 stabilize, force_not_mem): Likewise.
18831 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
18832 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
18833 * expr.c (convert_move, convert_modes, emit_block_move,
18834 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
18835 emit_move_insn_1, expand_assignment, store_expr,
18836 store_constructor_field, store_constructor, store_field,
18837 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
18839 * final.c (cleanup_subreg_operands, alter_subreg,
18840 get_mem_expr_from_op): Likewise.
18841 * flow.c (notice_stack_pointer_modification_1,
18842 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
18844 * function.c (mark_temp_addr_taken, preserve_temp_slots,
18845 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
18846 optimize_bit_field, flush_addressof, purge_addressof_1,
18847 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
18848 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
18849 keep_stack_depressed): Likewise.
18850 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
18851 noce_process_if_block, find_memory): Likewise.
18852 * integrate.c (subst_constants, allocate_initial_values): Likewise.
18853 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
18854 update_equiv_regs): Likewise.
18855 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
18856 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
18857 * optabs.c (expand_abs, emit_unop_insn): Likewise.
18858 * passes.c (rest_of_handle_final): Likewise.
18859 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
18860 move2add_note_store): Likewise.
18861 * ra-build.c (detect_remat_webs): Likewise.
18862 * ra-debug.c (dump_static_insn_cost): Likewise.
18863 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
18864 * recog.c (validate_change, apply_change_group, cancel_changes,
18865 validate_replace_rtx_1, general_operand, register_operand,
18866 nonmemory_operand, push_operand, pop_operand, memory_operand,
18867 indirect_operand, asm_operand_ok, offsettable_memref_p,
18868 offsettable_nonstrict_memref_p, constrain_operands,
18869 store_data_bypass_p): Likewise.
18870 * reg-stack.c (subst_stack_regs_pat): Likewise.
18871 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
18872 copy_cost, reg_scan_mark_refs): Likewise.
18873 * regmove.c (optimize_reg_copy_3, stack_memref_p,
18874 combine_stack_adjustments_for_block): Likewise.
18875 * regrename.c (copyprop_hardreg_forward_1): Likewise.
18876 * reload.c (can_reload_into, push_reload, decompose, immune_p,
18877 find_reloads, find_reloads_address, find_reloads_address_1,
18878 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
18879 find_equiv_reg): Likewise.
18880 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
18881 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
18882 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
18883 delete_address_reloads): Likewise.
18884 * resource.c (mark_referenced_resources): Likewise.
18885 * rtlanal.c (get_jump_table_offset, count_occurrences,
18886 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
18887 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
18888 num_sign_bit_copies1): Likewise.
18889 * rtlhooks.c (gen_lowpart_general): Likewise.
18890 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
18891 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
18892 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
18893 sdbout_global_decl): Likewise.
18894 * simplify-rtx.c (simplify_subreg): Likewise.
18895 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
18896 expand_anon_union_decl, expand_end_case_type): Likewise.
18897 * unroll.c (calculate_giv_inc): Likewise.
18898 * var-tracking.c (stack_adjust_offset_pre_post,
18899 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
18900 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
18901 vt_add_function_parameters): Likewise.
18902 * varasm.c (make_var_volatile, notice_global_symbol,
18903 assemble_external, decode_addr_const, mark_weak,
18904 default_encode_section_info): Likewise.
18906 2004-07-01 Steven Bosscher <stevenb@suse.de>
18908 * stmt.c (check_seenlabel): Remove.
18909 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
18911 2004-07-01 Richard Henderson <rth@redhat.com>
18913 * function.h (struct function): Remove x_function_call_count.
18914 (function_call_count): Remove.
18915 * calls.c (expand_call): Don't set it.
18916 * integrate.c (copy_rtx_and_substitute): Likewise.
18918 * function.h (struct function): Remove x_cleanup_label.
18919 (cleanup_label): Remove.
18920 * stmt.c (expand_value_return): Don't use it.
18921 * function.c (free_after_compilation): Don't set it.
18922 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
18923 * cfgexpand.c (tree_expand_cfg): Update call.
18924 * tree.h (expand_function_start): Update decl.
18926 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
18929 * c-lang.c (c_initialize_diagnostics): Move from here ...
18930 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
18931 (c_tree_printer): Use pretty-printer to format %T.
18932 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
18933 before '*' if not C++.
18934 (pp_c_direct_abstract_declarator): Don't try to print array upper
18935 bound for flexible array members.
18936 * c-tree.h: Include "diagnostic.h".
18937 (c_initialize_diagnostics): Declare.
18938 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
18939 * c-format.c (format_type_warning): New function. Improve
18940 diagnostics for incorrect format argument types.
18941 (check_format_types): Use it. Add two parameters. Use the
18942 TYPE_MAIN_VARIANT of wanted_type.
18943 (check_format_info_main): Pass new parameters to
18944 check_format_types.
18945 (struct format_wanted_type): Update comment.
18947 2004-07-01 Nick Clifton <nickc@redhat.com>
18949 * target.h (struct gcc_target): Add new field to struct cxx:
18950 import_export_class.
18951 * target-def.h (TARGET_CXX): Initialise the new field.
18952 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
18954 * doc/tm.texi: Document the new target hook.
18956 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
18958 * builtins.c (fold_builtin_classify): Fix typo.
18960 2004-07-01 Richard Henderson <rth@redhat.com>
18962 * function.c (identify_blocks, identify_blocks_1): Remove.
18963 * function.h (identify_blocks): Remove.
18964 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
18966 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
18968 * builtins.c (fold_builtin_classify): New.
18969 (fold_builtin_unordered_cmp): Fix commentary.
18970 (fold_builtin): Use it.
18971 * builtins.def: Define builtins for isnan,
18972 isnanf, isnanl, finite, finitef, finitel,
18973 isinf, isinff, isinfl.
18975 2004-07-01 Richard Henderson <rth@redhat.com>
18977 * function.h (struct function): Remove dont_emit_block_notes.
18978 * gimple-low.c (lower_function_body): Don't set it.
18979 * cfgexpand.c (expand_block): Don't check it.
18980 * cfglayout.c (insn_locators_initialize): Likewise.
18981 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
18982 * passes.c (rest_of_compilation): Likewise.
18983 * stmt.c (expand_start_bindings_and_block): Likewise.
18984 (expand_end_bindings): Likewise.
18986 2004-07-01 Richard Henderson <rth@redhat.com>
18988 * cgraph.h (cgraph_build_static_cdtor): Declare.
18989 * cgraphunit.c (cgraph_build_static_cdtor): New.
18990 * c-objc-common.c (build_cdtor): Use it.
18991 * coverage.c (create_coverage): Likewise.
18992 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
18993 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
18995 See ChangeLog.11 for earlier changes.