1 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
4 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
5 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
6 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
7 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
8 tree-scalar-evolution.c, tree-ssa-dom.c,
9 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
10 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
11 tree-vectorizer.c, vec.h: Fix comment formatting.
13 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
15 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
16 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
18 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
20 * config/ptx4.h, config/mcore/mcore-pe.h,
21 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
23 2004-10-22 Peter Barada <peter@the-baradas.com>
25 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
26 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
27 renaming of non-live registers in interrupt functions.
28 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
30 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
32 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
33 Use integer for loop counter.
34 (num_ending_zeros): New function.
35 (number_of_iterations_cond): Use num_ending_zeros.
37 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
39 * config.gcc: Add support for --enable-e500_double.
41 * config/rs6000/e500-double.h: New file.
43 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
46 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
49 * config/rs6000/linuxspe.h: Same.
51 * doc/invoke.texi (Option Summary): Document new options for
53 (RS/6000 and PowerPC Options): Same.
55 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
57 (rs6000_override_options): Use it. Use
58 SUB3TARGET_OVERRIDE_OPTIONS.
59 Add 8548 to processor_target_table.
60 (rs6000_legitimate_address): Handle e500 doubles.
61 (rs6000_legitimize_address): Same.
62 (rs6000_legitimize_reload_address): Same.
63 (rs6000_hard_regno_nregs): Same.
64 (spe_func_has_64bit_regs_p): Same.
65 (emit_frame_save): Same.
66 (gen_frame_mem_offset): Same.
67 (rs6000_dwarf_register_span): Same.
68 (rs6000_generate_compare): Same.
69 (easy_fp_constant): Same.
70 (legitimate_offset_address_p): Same.
72 * config/rs6000/spe.md: (cmdfeq_gpr): New.
81 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
83 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
85 2004-10-21 Zack Weinberg <zack@codesourcery.com>
87 * dbxout.c: Remove unnecessary #undefs.
88 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
89 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
90 definition into use sites.
91 (cwd): Make local to dbxout_init.
92 (dbxout_init): Restructure cwd-using logic for clarity. Use
94 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
95 STABS_GCC_MARKER folded in here.
96 * system.h: Poison now-unused macros.
97 * doc/tm.texi: Remove documentation of now-unused macros.
99 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
102 * c-opts.c (push_command_line_include): Use the current file
103 name instead of the main one.
105 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
108 * tree.c (staticp): A CONST_DECL has static storage if either
109 TREE_STATIC or DECL_EXTERNAL is set.
110 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
113 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
115 * expr.c (store_expr): Remove dont_store_target.
117 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
119 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
121 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
123 * tree-cfg.c (thread_jumps): Move a part of it to ...
124 (thread_jumps_from_bb): ... here.
126 2004-10-21 David Edelsohn <edelsohn@gnu.org>
128 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
129 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
131 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
133 * expr.c (store_expr): Clean up by renaming want_value to
136 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
138 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
141 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
144 * expmed.c (store_bit_field): Pass original 'value' before
147 2004-10-21 Nicolas Pitre <nico@cam.org>
149 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
150 * config/arm/ieee754-df.S: Ditto.
152 2004-10-20 Zack Weinberg <zack@codesourcery.com>
154 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
155 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
157 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
158 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
159 an internal label and an N_SLINE .stabn whose value is the
160 difference between that label and the function entry label.
161 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
162 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
163 label and an N_SO stab with an empty string referring to it.
164 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
165 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
166 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
167 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
168 macro is never defined.
169 * sdbout.c (sdbout_source_line_counter): Delete.
170 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
171 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
173 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
175 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
176 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
177 definitions (identical to default).
178 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
179 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
180 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
181 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
182 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
183 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
184 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
185 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
186 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
187 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
188 (sym_lineno): Delete.
189 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
191 (alpha_output_lineno): Delete.
192 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
193 * config/mips/mips.c (mips_output_filename): Don't use
194 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
195 (mips_output_lineno): Delete.
196 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
197 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
198 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
199 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
200 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
201 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
202 * config/mmix/mmix.h: Likewise.
203 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
204 * config/mmix/mmix-protos.h: Don't prototype it.
205 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
206 no need to #undef ASM_OUTPUT_SOURCE_LINE.
207 * config/arm/aout.h: Remove RISCiX-specific definition of
208 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
209 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
210 ASM_OUTPUT_SOURCE_LINE.
211 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
212 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
213 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
215 * doc/tm.texi: Update.
217 2004-10-20 Richard Henderson <rth@redhat.com>
219 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
221 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
223 * configure.ac: Revert my previous patch.
224 * configure: Regenerate.
226 2004-10-20 Ben Elliston <bje@au.ibm.com>
228 * config/rs6000/rs6000.c
229 (rs6000_va_start): Use build_va_arg_indirect_ref.
230 (rs6000_gimplify_va_arg): Likewise.
232 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
235 * configure.ac: Declare AM_LANGINFO_CODESET.
236 * aclocal.m4: Define AM_LANGINFO_CODESET.
237 * configure, config.in: Rebuilt.
239 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
241 * expr.c (store_expr): Remove code that is run when
242 want_value & 1 is nonzero.
244 2004-10-20 Mark Mitchell <mark@codesourcery.com>
246 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
247 from function pointer to void *.
249 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
252 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
253 the frame pointer adjustment when exception handling is enabled.
255 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
257 * stor-layout.c: Fix a comment typo.
259 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
261 * expr.c (store_field): Remove two arguments value_mode and
263 (expand_assignment, store_constructor_field,
264 expand_expr_real_1): Adjust calls to store_field.
266 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
268 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
271 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
272 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
273 base and index register for loads.
275 * config/arc/t-arc: Fix multilib handling.
277 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
279 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
280 don't inspect BLOCK_FOR_INSN for barriers.
281 * emit-rtl.c (emit_barrier_before): Revert last change.
282 (emit_barrier_after, emit_barrier): Ditto.
284 * doc/extend.texi (Extended Asm): Warn and provide example
285 solution for using a call-clobbered asm register.
286 (Local Reg Vars): Similar. Cross-reference example.
288 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
290 * tree-cfg.c (group_case_labels): Look at the second to last
291 case statement for combing with the default case.
293 2004-10-19 Richard Hendeson <rth@redhat.com>
296 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
298 2004-10-19 Richard Hendeson <rth@redhat.com>
300 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
301 succeeds, only expand the result.
303 2004-10-19 Richard Hendeson <rth@redhat.com>
306 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
309 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
311 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
314 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
316 * expr.c (expand_assignment): Remove the last argument.
317 Change the return type to void.
318 * expr.h: Update the prototype of expand_assignment.
319 * function.c (assign_parm_setup_reg): Update a call to
321 * stmt.c (expand_asm_expr): Likewise.
323 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
325 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
326 unnecessary assignments to temp. Return const0_rtx.
328 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
330 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
332 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
334 * configure.ac (powerpc-*-darwin*): Require assembler to support
336 * configure: Regenerate.
338 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
340 * reload1.c (ior_hard_reg_set): Remove.
341 (finish_spills): Use IOR_HARD_REG_SET instead of
344 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
346 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
347 the currently visited word to right.
349 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
352 * expmed.c (expand_smod_pow2): Handle modes whose size
353 is greater than that of HOST_WIDE_INT.
355 2004-10-18 Ziemowit Laski <zlaski@apple.com>
357 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
359 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
360 Roger Sayle <roger@eyesopen.com>
363 * dojump.c (discard_pending_stack_adjust): New function.
364 (clear_pending_stack_adjust): Call it.
365 * expr.h (discard_pending_stack_adjust): Declare it.
366 * explow.c (emit_stack_save): Emit pending stack adjustments
367 before saving the stack pointer.
368 (emit_stack_restore): Discard pending stack adjustments before
369 restoring the stack pointer.
371 2004-10-18 Richard Henderson <rth@redhat.com>
373 * c-common.c (handle_mode_attribute): Allow scalar->vector
376 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
378 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
379 value to expand_assignment.
381 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
383 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
385 (thread_jumps): Iterate until no new forwarder block arises.
387 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
389 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
390 (thread_jumps): Use forwardable as cache of
391 tree_forwarder_block_p throughout the function.
393 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
395 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
397 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
401 * tree-cfg.c (remove_bb): If we have a label expression in the
402 basic block and the label we have taken the address, move the
403 label expression to the basic block which is previous in the
405 (tree_verify_flow_info): Fix printing out the label name of the
406 problematic label expression.
408 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
410 PR rtl-optimization/18002
411 * simplify-rtx.c (mode_signbit_p): Externalize function...
412 * rtl.h (mode_signbit_p): ... to here.
413 * combine.c (simplify_shift_const): Recognize PLUS signbit as
414 canonical form of XOR signbit and move to outer op.
416 2004-10-18 Diego Novillo <dnovillo@redhat.com>
418 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
420 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
421 Don't call fold_stmt more than once, use bsi_replace.
423 2004-10-18 Diego Novillo <dnovillo@redhat.com>
425 PR tree-optimization/17656
426 * tree-ssa.c (replace_immediate_uses): When replacing a
427 constant, if the call to fold_stmt produced a different
428 statement, get an appropriate statement pointer by scanning
431 2004-10-18 Richard Henderson <rth@redhat.com>
433 * pointer-set.c (hash1): Don't use libm functions in fallback case.
435 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
438 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
439 (stage1-start): Remove and copy libunwind.a and
440 libunwind*$(SHLIB_EXT) instead of libunwind*.
441 (stage2-start): Likewise.
442 (stage3-start): Likewise.
443 (stage4-start): Likewise.
444 (stageprofile-start): Likewise.
445 (stagefeedback-start): Likewise.
447 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
448 the shared library to be created and don't remove the existing
450 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
451 * config/i386/t-nwld (SHLIB_LINK): Likewise.
452 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
453 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
454 * config/sh/t-linux (SHLIB_LINK): Likewise.
455 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
456 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
457 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
458 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
460 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
463 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
465 * basic-block.h (reg_set_iterator): New.
466 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
467 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
468 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
469 * caller-save.c (save_call_clobbered_regs): Adjust to the new
471 * cfgcleanup.c (thread_jump): Likewise.
472 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
473 * conflict.c (conflict_graph_compute): Likewise.
474 * flow.c (verify_local_live_at_start, update_life_info,
475 initialize_uninitialized_subregs, propagate_one_insn,
476 init_propagate_block_info, free_propagate_block_info,
477 propagate_block, dump_regset): Likewise.
478 * global.c (global_conflicts): Likewise.
479 * graph.c (start_bb): Likewise.
480 * local-alloc.c (update_equiv_regs): Likewise.
481 * loop.c (load_mems): Likewise.
482 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
483 find_reg, finish_spills): Likewise.
484 * resource.c (mark_target_live_regs): Likewise.
485 * sched-deps.c (sched_analyze_insn): Likewise.
486 * sched-rgn.c (sched-rgn.c): Likewise.
487 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
489 2004-10-18 Jakub Jelinek <jakub@redhat.com>
491 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
492 operand 1 instead of 2
494 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
496 * loop-unroll.c: Fix comment typos.
498 2004-10-18 Revital Eres <eres@il.ibm.com>
500 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
501 * loop-unroll.c: Include varray.h.
502 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
503 opt_info and expand it to support variable expansion.
504 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
505 expand it to support variable expansion.
506 (pt_info_start_duplication): Rename si_info_start_duplication.
507 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
508 to the variable expansion optimization.
509 (free_opt_info): Rename free_si_info.
510 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
511 expand_var_during_unrolling, insert_var_expansion_initialization,
512 combine_var_copies_in_loop_exit, release_var_copies,
513 get_expansion): New functions.
514 (peel_loop_completely, unroll_loop_constant_iterations,
515 unroll_loop_runtime_iterations, peel_loop_simple,
516 unroll_loop_stupid): Change uses of struct si_info
518 and add uses of fvariable-expansion-in-unroller flag.
519 * params.def: Add parameter to restrict the number of expansions.
520 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
521 the number of expansions.
522 * common.opt: (fvariable-expansion-in-unroller): New flag.
523 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
525 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
527 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
528 __GXX_MERGED_TYPEINFO_NAMES to 0.
530 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
532 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
533 handle barriers in a bb by checking that it points to a NULL bb.
534 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
535 (emit_barrier_after, emit_barrier): Ditto.
537 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
539 * doc/extend.texi (Attribute Syntax): Clarify details of
540 attributes on parameters.
542 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
544 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
547 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
550 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
552 * c-typeck.c (default_function_array_conversion): Always create
553 &a[0] for array types.
554 (build_unary_op): Do not fold &a[x] into a + x.
556 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
559 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
560 block if there is a goto with a locus.
562 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
564 * config/elfos.h, config/gofast.h, config/interix.h,
565 config/netbsd.h, config/svr3.h, config/vxworks.h,
566 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
567 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
568 config/alpha/netbsd.h, config/arm/arm-modes.def,
569 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
570 config/cris/aout.h, config/frv/frv-modes.def,
571 config/i386/beos-elf.h, config/i386/gas.h,
572 config/i386/i386-coff.h, config/i386/i386-modes.def,
573 config/i386/linux.h, config/i386/linux64.h,
574 config/i386/mingw32.h, config/i386/netbsd-elf.h,
575 config/i386/netbsd64.h, config/i386/sco5.h,
576 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
577 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
578 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
579 config/mips/mips-modes.def, config/mips/sdb.h,
580 config/mips/vr.h, config/mips/vxworks.h,
581 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
582 config/pa/pa32-linux.h, config/rs6000/40x.md,
583 config/rs6000/7450.md, config/rs6000/8540.md,
584 config/rs6000/linuxspe.h, config/rs6000/power4.md,
585 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
586 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
587 config/s390/s390-modes.def, config/sh/elf.h,
588 config/sh/sh-modes.def, config/sh/sh64.h,
589 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
590 config/stormy16/stormy16.md, config/v850/v850-protos.h,
591 config/vax/vax.md: Update copyright.
593 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
595 * expr.c (expand_expr_real_1): Remove an obsolete comment.
597 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
599 * c-typeck.c (default_function_array_conversion): Always create
600 &a[0] for array types.
601 (build_unary_op): Do not fold &a[x] into a + x.
603 2004-10-17 Jakub Jelinek <jakub@redhat.com>
605 * pointer-set.c (hash1): Use integer part of 2^64 / phi
606 instead 2^32 / phi if long is 64-bit.
608 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
610 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
612 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
614 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
615 __ptrextent__, __ptrvalue and __ptrvalue__.
616 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
619 2004-10-16 Dale Johannesen <dalej@apple.com>
621 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
623 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
625 PR tree-optimization/17766
626 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
627 (dom_info_available_p): Declare.
628 * cfghooks.c (split_block, make_forwarder_block): Use
629 dom_info_available_p.
630 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
631 free_dominance_info, verify_dominators): Ditto.
632 (dom_info_available_p): New function.
633 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
634 (thread_jumps): Use dom_info_available_p.
635 * tree-complex.c (expand_complex_div_wide): Ditto.
636 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
638 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
640 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
641 (find_best_candidate): Take also important candidates into account.
642 (find_optimal_iv_set): Initialize important_candidates bitmap.
644 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
646 PR tree-optimization/17560
647 * predict.c (tree_estimate_probability): Mark irreducible
650 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
652 PR rtl-optimization/17723
653 * cfgcleanup.c (merge_memattrs): Handle case when
654 MEM_SIZE == NULL_RTX.
656 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
658 * toplev.c (dump_file_name): Change type to be const.
660 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
662 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
663 non_lvalue to stop something being a null pointer constant.
665 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
667 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
668 available for TARGET_FPRS.
669 (FUNCTION_VALUE_REGNO_P): Same.
671 2004-10-15 Geoffrey Keating <geoffk@apple.com>
673 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
674 -maltivec in same style as other ISA options.
676 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
678 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
681 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
683 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
684 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
685 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
686 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
687 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
688 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
689 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
690 predict.def, predict.h, protoize.c, reload.h, resource.h,
691 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
692 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
693 unwind-sjlj.c, value-prof.h: Update copyright.
695 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
697 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
699 2004-10-15 Diego Novillo <dnovillo@redhat.com>
701 * tree-optimize.c (execute_one_pass): Stop timer right after
704 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
707 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
710 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
711 (remove_useless_stmts_1): Fold trees we know how to fold.
713 2004-10-14 David Edelsohn <edelsohn@gnu.org>
715 * configure.ac: Add .machine power4 directive when testing for
717 * configure: Regenerate.
719 2004-10-14 Geoffrey Keating <geoffk@apple.com>
721 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
723 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
725 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
728 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
730 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
731 for 'f' if !TARGET_FPRS.
733 2004-10-14 Richard Henderson <rth@redhat.com>
736 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
738 2004-10-14 Richard Henderson <rth@redhat.com>
741 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
743 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
744 instaed of current_function_decl non-null.
746 2004-10-14 Matt Austern <austern@apple.com>
748 * pointer-set.c: New file, special-purpose hash table.
749 * pointer-set.h: New file.
750 * tree.h (struct pointer_set_t): Declare as opaque type.
751 (tree_walk): Last argument is pointer_set_t* now.
752 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
754 (walk_tree): Convert from htab_t to pointer_set_t for keeping
755 track of which nodes have already been visited.
756 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
757 * cgraphunit.c (cgraph_create_edges): Likewise.
758 (cgraph_characterize_statics_local): Likewise.
759 * tree-dfa.c (collect_dfa_stats): Likewise.
760 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
762 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
763 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
764 of walk_subtrees is pointer_set_t* now.
765 * Makefile.in (OBJS-common): add pointer-set.o
766 (tree-inline.o): Depends on pointer-set.h
767 (tree-dfa.o): Likewise
768 (cgraphunit.o): Likewise
770 2004-10-14 Geoffrey Keating <geoffk@apple.com>
772 * config/rs6000/darwin.h (ASM_SPEC): Delete.
773 (TARGET_ASM_FILE_START): Define.
774 * config/darwin.h (ASM_SPEC): Define.
775 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
776 -mlong-double-128, it's the default. Update comment about reason
777 for force_cpusubtype_ALL.
778 * config/rs6000/darwin-vecsave.asm: Supply .machine.
779 * config/rs6000/darwin-world.asm: Likewise.
780 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
781 (symbolic_operand): Delete #if 0ed code.
783 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
785 * stmt.c (add_case_node): Make sure that we have integer
786 constant before calling tree_int_cst_compare.
788 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
792 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
793 (remove_useless_stmts_1): Fold trees we know how to fold.
795 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
797 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
798 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
801 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
803 * reload.c (find_reloads): When reloading a PLUS with constant
804 operand, make sure the constant is pushed to the constant pool
806 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
807 reload bug workaround.
808 (s390_expand_plus_operand): Likewise.
810 2004-10-14 David Edelsohn <edelsohn@gnu.org>
812 * opts.c (common_handle_option): Do not enable
813 flag_speculative_prefetching for -fprofile-generate/use.
815 2004-10-14 Devang Patel <dpatel@apple.com>
818 * tree-if-conv.c (process_phi_nodes): Process latch block.
819 (combine_blocks): Process latch block and update loop structure.
821 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
823 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
824 (vect_update_ivs_after_vectorizer):
825 (vect_transform_for_unknown_loop_bound):
826 (tree_duplicate_loop_to_edge):
827 (allocate_new_names):
830 (rename_variables_in_bb):
832 (rename_variables_in_loop):
834 (update_phis_for_duplicate_loop):
835 (update_phi_nodes_for_guard):
836 (make_loop_iterate_ntimes):
837 (tree_duplicate_loop_to_edge_cfg):
839 (vect_analyze_loop_with_symbolic_num_of_iters):
840 (verify_loop_for_duplication):
841 (vect_gen_niters_for_prolog_loop):
842 (vect_update_niters_after_peeling):
843 (vect_update_inits_of_dr):
844 (vect_update_inits_of_drs):
845 (vect_build_loop_niters):
846 (vect_do_peeling_for_alignment): New functions.
847 (vect_transform_loop): Add unknown and known but indivisible loop
848 bound support; add peeling for unalignment support.
849 (vect_analyze_loop_form): Support symbolic number of iterations.
850 (vect_transform_loop_bound): New input parameter.
851 (vect_get_loop_niters): Change input parameter type.
852 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
853 (vectorizable_store): Allow unaligned access.
854 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
855 (vect_analyze_data_refs_alignment): Allowed one unaligned
857 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
859 (LOOP_VINFO_INT_NITERS): New macro.
860 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
861 (do_peeling_for_alignment):
862 (unaligned_drs): New members of _loop_vec_info.
863 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
865 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
867 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
868 (struct tree_string): Remove "const" qualifier for "str".
870 2004-10-14 Ira Rosen <irar@il.ibm.com>
872 * tree-vectorizer.c (vect_analyze_data_refs): Call
873 vect_get_base_and_bit_offset to get memory tag for array ref.
874 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
876 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
878 * configure.ac: Use $LN_S for creating symlinks (not $LN).
879 * configure: Regenerate.
881 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
883 * doc/install.texi (*-*-solaris2*): Update with info about kernel
884 patches to solve spurious testsuite failures.
886 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
888 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
889 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
890 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
891 gcc_assert under ENABLE_CHECKING.
892 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
893 get_vectype_for_scalar_type).
895 (vect_get_vec_def_for_operand): Remove redundant variables.
896 (vect_transform_loop): Likewise.
898 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
900 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
901 global for -mcaller-super-interworking.
902 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
903 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
904 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
905 not need a frame pointer.
906 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
907 the soft frame pointer offset.
908 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
909 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
910 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
911 the stack. Use frame_pointer_needed to choose between them.
912 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
913 (interwork_with_frame): New macro.
914 (interwork): Add _interwork_{r7,r11}_call_via_rN().
916 2004-10-14 Ben Elliston <bje@au.ibm.com>
919 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
920 up the filename looking for a previous directory separator.
922 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
924 * c-tree.h (enum c_typespec_kind, struct c_typespec,
925 parser_xref_tag): New.
926 (struct c_declspecs): Add tag_defined_p. Adjust definition of
928 (declspecs_add_type): Adjust prototypes.
929 * c-parse.in (%union): Add tstype.
930 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
931 typespec_reserved_attr, typespec_nonreserved_nonattr,
932 structsp_attr, structsp_nonattr): Change to tstype. Update
934 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
935 (declspecs_add_type): Update to take struct c_typespec argument.
936 Set tag_defined_p and typedef_p as appropriate.
937 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
938 Update to return struct c_typespec.
939 (shadow_tag_warned): Don't let empty declarations with qualifiers
940 or storage class specifiers redeclare a tag if a previous
941 declaration is visible.
943 2004-10-13 Richard Henderson <rth@redhat.com>
946 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
947 for DECL_INCOMING_RTL.
949 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
952 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
953 trunc_int_for_mode for constants used in shortened mode.
955 2004-10-13 Richard Henderson <rth@redhat.com>
958 * c-common.c (handle_mode_attribute): Disallow mode changes that
959 alter the CODE of the top-level type.
961 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
962 integer from internal limits macros.
963 * config/i386/mm3dnow.h (__v2sf): Fix base type.
965 2004-10-13 Richard Henderson <rth@redhat.com>
968 * function.c (instantiate_decl): Recurse for CONCAT.
970 2004-10-13 David Edelsohn <edelsohn@gnu.org>
972 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
975 (extzvdi_internal1): Add attribute "compare".
976 (extzvdi_internal2): Same.
978 2004-10-12 Tom Tromey <tromey@redhat.com>
980 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
982 2004-10-13 Dale Johannesen <dalej@apple.com>
984 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
986 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
988 * toplev.c (compile_file): Call mudflap_finish_file from here ...
989 * c-decl.c (c_write_global_declarations): ... instead of here ...
990 * cp/decl.c (cp_finish_file): ... and here.
991 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
993 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
995 * tree-ssa-dom.c (record_range): Free the element if we are not
998 2004-10-13 Tom Tromey <tromey@redhat.com>
1001 * gcc.c (option_map): Added --extdirs and --encoding.
1003 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1006 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
1007 sparc_can_output_mi_thunk.
1008 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
1009 handling of vcall offset.
1010 (sparc_can_output_mi_thunk): New predicate.
1011 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
1012 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
1013 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
1015 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
1017 * config/sparc/sparc.md (movdi): Remove redundant test.
1019 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
1021 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
1022 TDF_IPA from -fdump-tree-*-all.
1024 2004-10-13 Paul Brook <paul@codesourcery.com>
1026 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
1027 * config/arm/arm.c (thumb_find_work_register): Update comments.
1028 (arm_load_pic_register): Add argument for scratch register.
1029 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
1030 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
1032 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
1034 * tree-data-ref.c: Fix comment typos.
1036 2004-10-13 Jakub Jelinek <jakub@redhat.com>
1037 Zdenek Dvorak <dvorakz@suse.cz>
1039 PR tree-optimization/17724
1040 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
1042 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
1044 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
1045 (altivec_builtin_mask_for_store): Likewise.
1046 (altivec_init_builtins): Use lang_hooks.builtin_function to
1047 create the decls for builtin_altivec_mask_for_load/store.
1049 2004-10-13 Nick Clifton <nickc@redhat.com>
1051 * config/c4x/c4x.c: Remove inclusion of loop.h.
1053 2004-10-12 Ben Elliston <bje@au.ibm.com>
1055 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
1056 (ei_container): New; renamed.
1057 (ei_start, ei_last): New macros.
1058 (ei_start_1, ei_last_1): Renamed from ei_start.
1059 (ei_last_1, ei_end_p): Use ei_container() where applicable.
1060 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
1061 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
1063 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
1065 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
1066 * cfgloop.c (initialize_loops_parallel_p): New.
1067 (flow_loops_find): Initialize the parallel_p field to true for all
1069 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
1070 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
1071 the size of the data accessed in the loop.
1072 (struct nb_iter_bound): Moved...
1073 * cfgloop.h (struct nb_iter_bound): ... here.
1074 (estimated_nb_iterations, parallel_p): New fields in struct loop.
1075 (record_estimate): Declare extern here.
1076 * tree-chrec.c: Fix comments.
1077 (nb_vars_in_chrec): New function.
1078 * tree-chrec.h (nb_vars_in_chrec): Declared here.
1079 * tree-data-ref.c: Don't include lambda.h, that is already included
1081 (tree_fold_divides_p): Don't check for integer_onep.
1082 (tree_fold_bezout): Removed.
1083 (gcd): New static duplicated function.
1084 (int_divides_p, dump_subscript): New.
1085 (dump_data_dependence_relation): Use dump_subscript.
1086 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
1087 estimate_niter_from_size_of_data): New.
1088 (analyze_array_indexes, analyze_array): Call
1089 estimate_niter_from_size_of_data during the detection of array
1090 references. Pass in a pointer to the statement that contains the
1092 (all_chrecs_equal_p): New.
1093 (compute_distance_vector): Renamed compute_subscript_distance.
1094 Deal with multivariate conflict functions.
1095 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
1096 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
1097 (non_affine_dependence_relation): New.
1098 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
1099 analyze_siv_subscript, analyze_miv_subscript,
1100 analyze_overlapping_iterations, subscript_dependence_tester):
1101 Initialize and return last_conflicts function.
1102 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
1103 compute_overlap_steps_for_affine_1_2): New.
1104 (analyze_siv_subscript_affine_cst): Removed.
1105 (analyze_subscript_affine_affine): Disprove dependences based on the
1106 iteration domains. Solve the univariate dependence case as before,
1107 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
1108 Implement the multivariate case of 2 versus 1 variables.
1109 (build_classic_dist_vector, build_classic_dir_vector): Implement some
1111 (find_data_references_in_loop): Compute and initialize
1112 loop->estimated_nb_iterations and loop->parallel_p.
1113 (analyze_all_data_dependences): Modify the debug dump order.
1114 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
1115 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
1116 (SUB_LAST_CONFLICT, subscript->last_conflict,
1117 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
1118 DDR_AFFINE_P, DDR_SIZE_VECT): New.
1119 (find_data_references_in_loop, initialize_data_dependence_relation,
1120 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
1122 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
1124 * configure: Regenerate.
1126 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
1129 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
1130 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
1131 and constant folding of floating point MULT_EXPR/PLUS_EXPR
1134 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
1136 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
1137 (s390_gimplify_va_arg): Likewise.
1139 2004-10-12 Daniel Jacobowitz <dan@debian.org>
1141 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
1142 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
1143 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
1144 * regclass.c (record_address_regs): Remove ifdef. Use
1145 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
1146 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
1148 (scan_rtx_address, replace_oldest_value_addr): Use
1149 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
1150 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
1151 unnecessary definitions.
1152 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
1153 and MODE_BASE_REG_REG_CLASS.
1154 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
1155 (MODE_BASE_REG_REG_CLASS): Define.
1156 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
1157 (REG_MODE_OK_FOR_REG_BASE_P): Define.
1158 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
1159 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
1161 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
1163 * tree-ssa-alias.c (verify_name_tags): New function.
1164 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
1165 (verify_alias_info): Call verify_name_tags.
1167 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
1169 PR rtl-optimization/17931
1170 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
1173 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
1175 * arm.c (arm_print_operand): Use output_operand_lossage where possible
1176 rather than aborting.
1178 2004-10-12 Paul Brook <paul@coudesourcery.com>
1180 * config.gcc: Add armv6{k,z,zk}
1181 * config/arm/arm-cores.def: Add arm1176 and mpcore.
1182 * config/arm/tune.md: Regenerate.
1183 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
1185 (all_architectures): Add armv6k, armv6z, armv6zk.
1186 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
1187 * doc/invoke.texi: Document new arch and cpu values.
1189 2004-10-12 Paul Brook <paul@coodesourcery.com>
1191 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
1194 2004-10-12 Paul Brook <paul@codesourcery.com>
1196 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
1197 Handle negative constants.
1199 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
1202 * c-typeck.c (convert_arguments): Return error_mark_node if there
1203 are too few arguments.
1204 (build_function_call): Handle error_mark_node return from
1207 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
1209 * configure.ac (symbolic_link): Replace with $LN_S.
1210 (Assembler/Linker): Hard link from gas and binutils trees.
1211 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
1212 * configure: Regenerate.
1214 2004-10-12 Paul Brook <paul@codesourcery.com>
1216 * configure.ac: Don't look for host assembler when building a canadian
1218 * configure: Regenerate.
1220 2004-10-11 Roger Sayle <roger@eyesopen.com>
1223 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
1224 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
1225 line options for "-lang-asm" and if found allow any of the C-family
1227 (c_common_handle_option): Remove last use of permit_fortran_options.
1229 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
1231 * config/s390/s390.c (print_operand): Support 'S' format flag.
1232 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
1233 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
1234 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
1235 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
1236 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
1237 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
1238 ("*movstricthi"): Likewise.
1239 ("*load_multiple_di", "*load_multiple_si"): Likewise.
1240 ("*store_multiple_di", "*store_multiple_si"): Likewise.
1241 ("*sethiqisi", "*sethihisi"): Likewise.
1242 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
1243 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
1244 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
1245 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
1246 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
1248 ("*tmhi_full"): Fix incorrect op_type attribute.
1250 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
1251 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
1252 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
1253 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
1255 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
1258 * function.c (temp_slots_at_level): Fix typo which creates too
1259 many temp stack slots levels.
1261 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
1263 * config/s390/s390.c (s390_trampoline_template): Generate shorter
1265 (s390_trampoline_instantiate): Adapt.
1266 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
1268 2004-10-11 Roger Sayle <roger@eyesopen.com>
1271 * stmt.c (add_case_node): Add additional type argument. Declare
1272 as static to match prototype. Convert the upper and lower bounds
1273 to the specified index type. Optimize away case ranges/values
1274 that are outside the index type's bounds. Truncate case ranges
1275 that span the index type's bounds.
1276 (expand_case): Avoid unnessary computation and memory allocation
1277 when index type is error_mark_node. Pass index_type as required
1278 by change to add_case_node API. No need to convert case range
1279 bounds to index_type, this is now done by add_case_node.
1281 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
1283 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
1284 * config/s390/s390.c (s390_offset_p): New function.
1285 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
1286 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
1287 transform Q->Q alternatives to *clc pattern.
1289 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
1290 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
1291 to transform Q->Q alternatives to *mvc pattern.
1292 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
1293 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
1294 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
1295 transform Q->Q alternatives to *nc pattern.
1296 ("*nc"): New insn. New peephole to merge adjacent NCs.
1297 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
1298 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
1299 transform Q->Q alternatives to *oc pattern.
1300 ("*oc"): New insn. New peephole to merge adjacent OCs.
1301 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
1302 transform Q->Q alternatives to *xc pattern.
1303 ("*xc"): New insn. New peephole to merge adjacent XCs.
1304 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
1306 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1308 * gimplify.c (gimple_push_condition): Make sure that we don't
1309 have any saved condition cleanup if we were at the top level.
1311 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
1313 * config/frv/frv.md (*adddi3_internal): Change name to...
1314 (adddi3): ...replacing the exisiting define_expand. Combine
1315 alternatives. Fix the range of the constant constraints ('J' instead
1316 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
1317 to extract the lower and upper halves of the DImode operands.
1318 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
1319 (adddi3_lower): Fix the range of the constant constraints and
1320 remove the bogus operands[2] check.
1321 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
1322 operand 2. Use addxi to handle constant operands.
1323 (subdi3_lower, subdi3_upper): Don't handle constant operands.
1325 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
1327 * gengtype-lex.l: Add commented } & ) characters to unconfuse
1328 editor's paren matching. Allow #define inside a struct.
1330 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
1333 part of PR c++/17657
1334 * fold-const.c (fold_build_cleanup_point_expr): New function.
1335 * tree.h (fold_build_cleanup_point_expr): Prototype.
1337 2004-10-10 Eric Christopher <echristo@redhat.com>
1339 * dwarf2out.c: Move attribute to subprogram declaration
1340 instead of subroutine type.
1342 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
1344 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
1345 hoist_insn_after, and hoist_insn_to_edge.
1346 * rtl.h: Remove the prototypes for reg_referenced_between_p,
1347 no_jumps_between_p, and insn_dependent_p.
1348 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
1349 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
1350 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
1351 hoist_insn_to_edge): Remove.
1353 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
1356 * c-decl.c (grokparms): Don't warn for parameters of incomplete
1357 type in declarations that are not definitions except for the case
1358 of parameters of void type.
1360 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
1362 * tree-cfg.c: Fix comment typos.
1364 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
1367 * builtins.c (expand_builtin_va_start): Check for too few
1368 arguments to va_start.
1370 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
1373 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
1374 fields a pedwarn. Pedwarn here for unnamed structs/unions if
1376 * c-parse.in (component_decl): Don't pedwarn here for unnamed
1379 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1381 PR tree-optimization/17906
1382 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
1383 copy non-gimple reg arguments.
1385 2004-10-09 Roger Sayle <roger@eyesopen.com>
1387 PR rtl-optimization/17853
1388 * simplify-rtx.c (simplify_relational_operation): Correct comment.
1389 Reorganize handling of comparison operations with floating point
1390 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
1391 Likewise, introduce support for comparison operations with vector
1392 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
1394 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
1395 * doc/tm.texi: Likewise.
1397 2004-10-09 Steven Bosscher <stevenb@suse.de>
1399 * regs.h (struct reg_info_def): Remove the last_node_uid and
1400 changes_mode fields.
1401 (REGNO_LAST_NOTE_UID): Don't define.
1402 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
1403 * regmove.c (copy_src_to_dest): Likewise.
1405 2004-10-09 Roger Sayle <roger@eyesopen.com>
1408 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
1409 relational comparison operator op needs to be swapped/reversed when
1410 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
1412 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1415 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
1416 instead of bsi_start.
1417 (value_replacement): Likewise.
1418 (abs_replacement): Likewise
1420 2004-10-09 Steven Bosscher <stevenb@suse.de>
1422 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
1423 (expand_gimple_cond_expr, expand_gimple_tailcall,
1424 expand_gimple_basic_block): Use it to dump RTL for each stmt.
1425 (tree_expand_cfg): Announce full RTL function dump.
1426 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
1427 not the graph version.
1428 * tree-pretty-print.c (dump_generic_node): Allow empty statements
1429 in the arms of a COND_EXPR for lowered nodes.
1431 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
1433 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
1434 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
1435 strtoufix16, strtoufix32, strtoufix64): Declare.
1437 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
1439 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
1440 for an out-of-range floating point constant.
1441 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
1442 warning if the target format does not support infinities.
1444 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
1446 * emit-rtl.c (last_label_num, base_label_num): Remove.
1447 (max_label_num): Always return label_num.
1448 (set_new_last_label_num, restore_emit_status): Remove.
1449 (init_emit): Don't initialize last_label_num.
1450 * function.c (pop_function_context_from): Don't call
1451 restore_emit_status.
1452 * function.h: Remove the prototype for restore_emit_status.
1453 * rtl.h: Remove the prototype for set_new_last_label_num.
1455 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
1457 * stmt.c (expand_decl_init): Remove.
1458 * tree.h: Remove the corresponding prototype.
1460 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
1462 * integrate.c (try_constants, subst_constants, mark_stores):
1464 * integrate.h: Remove the prototype for try_constants.
1466 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
1468 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
1469 (convert_for_assignment): Handle ic_argpass_nonproto. Add
1470 comments about its relevance to errors.
1471 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
1473 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1476 * c-ppoutput.c (cb_ident): Don't quote string as it is already
1479 2004-10-08 Diego Novillo <dnovillo@redhat.com>
1481 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
1482 reference_node_pool.
1484 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
1486 * tree-cfg.c: Fix a comment typo.
1488 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
1490 * config/s390/s390.c (s390_register_info): Don't save fprs for
1492 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
1494 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
1496 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
1497 (TARGET_DEFAULT): Use symbolic values.
1498 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
1499 (TARGET_DEFAULT): Use symbolic values.
1500 * config/s390/s390.c (s390_backchain_string): Initialize to
1501 TARGET_DEFAULT_BACKCHAIN.
1503 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1505 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
1506 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
1508 (expand_builtin_strcat): Accept a type parameter.
1509 (fold_builtin_mempcpy): Accept a type and endp parameter.
1511 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
1512 Accept an `exp' instead of an `arglist'.
1514 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
1516 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
1517 reverting my 2004-09-07 patch to use build_int_cst.
1519 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1522 * config/sparc/sparc.c (input_operand): Remove redundant code
1523 for handling LO_SUM.
1524 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
1525 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
1526 Otherwise only accept it for TFmode if quad move insns are available.
1528 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
1530 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
1531 common cases will be caught earlier than others.
1533 2004-10-08 Michael Matz <matz@suse.de>
1535 * loop-doloop.c (doloop_optimize): Extend count.
1537 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
1539 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
1540 (prefetch): Convert to expander.
1542 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
1544 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
1545 first argument of CALL.
1546 (tls_local_dynamic): Likewise.
1548 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
1550 * c-typeck.c (enum impl_conv): New.
1551 (convert_for_assignment): Use it. Take tree for function called
1552 instead of its name. Handle ObjC selectors for diagnostics at
1553 start of function. Select diagnostic text within the function
1554 using full sentences for diagnsotics. Use %qE to name functions
1556 (convert_arguments, build_modify_expr,
1557 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
1558 callers to convert_for_assignment.
1559 (warn_for_assignment): Remove.
1561 2004-10-08 Nick Clifton <nickc@redhat.com>
1563 * config/sh/symbian.c (symbian_possibly_export_base_class):
1564 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
1565 TYPE_CONTAINS_VPTR_P.
1567 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1569 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
1570 fixed registers form all_used_regs. Update call_really_used_regs.
1571 (CALL_REALLY_USED_REGISTERS): Define.
1572 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
1573 with call_really_used_regs.
1575 2004-10-08 Alan Modra <amodra@bigpond.net.au>
1577 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
1578 for -profile as well as -p and -pg.
1580 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
1582 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
1584 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
1586 * tree-cfg.c (tree_block_forwards_to): Remove.
1587 * tree-flow.h: Remove the corresponding prototype.
1589 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
1591 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
1592 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
1594 2004-10-07 Geoffrey Keating <geoffk@apple.com>
1597 * config/rs6000/rs6000.c (rs6000_generate_compare): When
1598 flag_trapping_math is in effect, don't generate subtract
1601 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
1603 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
1604 * config/s390/s390.c (s390_narrow_logical_operator): New function.
1605 (s390_extra_constraint_str): Add 'A' constraints.
1606 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
1607 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
1608 (CONSTRAINT_LEN): Likewise.
1609 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
1610 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
1611 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
1612 ("*iordi3"): Add OI alternative and splitter.
1613 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
1614 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
1615 ("*xordi3"): Add XI alternative and splitter.
1616 ("*xorsi3", "*xorhi3"): Likewise.
1618 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
1620 * config/mips/mips.c (mips_function_rodata_section): New function.
1621 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
1623 2004-10-07 Devang Patel <dpatel@apple.com>
1625 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
1626 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
1627 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
1628 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
1629 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
1630 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
1631 UNSPEC_VCONDU_V16QI): New constant defines.
1632 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
1633 vconduv16qi): New patterns.
1634 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
1635 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
1636 (get_vec_cmp_insn): Same.
1637 (get_vsel_insn): Same.
1638 (rs6000_emit_vector_compare): Same.
1639 (rs6000_emit_vector_select): Same.
1640 (INSN_NOT_AVAILABLE): New.
1642 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
1644 PR tree-optimization/17749
1645 * tree-tailcall.c (find_tail_calls): Check that parameter is
1648 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
1650 * config/ia64/ia64.c: Fix a comment typo.
1652 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1654 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
1656 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1659 * tree-inline.c (expand_call_inline): Do not warn for functions
1660 marked with attribute noinline.
1662 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1665 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
1666 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
1668 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
1669 of 0 as 4th argument to pass_by_reference.
1670 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
1672 2004-10-06 Eric Christopher <echristo@redhat.com>
1674 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
1677 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
1680 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
1682 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
1684 PR rtl-optimization/17791
1685 * loop-doloop.c (doloop_modify): Take number of iterations as
1687 (doloop_optimize): Extend or shorten the number of iterations
1688 when changing mode of counter register.
1689 * loop-iv.c (lowpart_subreg): Export.
1690 * rtl.h (lowpart_subreg): Declare.
1692 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
1694 PR tree-optimization/17806
1695 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
1696 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
1697 flags moved to split_edge.
1699 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1702 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
1703 before tentatively building the conditional move sequence.
1705 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
1708 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
1710 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
1711 function_arg_padding.
1713 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
1716 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
1718 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
1720 * hooks.c (hook_int_void_1, hook_void_int): Remove.
1721 * hooks.h: Remove the corresponding prototypes.
1723 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1726 * tree-nested.c (walk_stmt_info): Add changed field.
1727 (convert_nonlocal_reference): Set changed to when we
1728 change a decl to unnested decl.
1729 <case ADDR_EXPR>: Instead of checking if the immediate part
1730 of the ADDR_EXPR changed, check the field changed.
1731 Use recompute_tree_invarant_for_addr_expr instead of unsetting
1733 (convert_local_reference): Set changed to when we
1734 change a decl to unnested decl.
1735 <case ADDR_EXPR>: Instead of checking if the immediate part
1736 of the ADDR_EXPR changed, check the field changed.
1737 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
1739 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
1741 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
1742 * dwarf2out.c (dwarf2out_init): Remove references to
1743 DWARF2_GENERATE_TEXT_SECTION_LABEL.
1744 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
1745 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
1747 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
1749 * c-typeck.c (convert_arguments): Take expression for called
1750 function rather than its name. Handle ObjC selectors directly
1751 rather than relying on warn_for_assignment to do so. Call warning
1752 directly rather than warn_for_assignment. Use %qE in diagnostics.
1753 Say "argument" rather than "arg" in diagnostics.
1754 (build_function_call): Update call to convert_arguments.
1756 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1759 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
1760 ENUMs specially instead of just saying we do.
1762 2004-10-06 Eric Christopher <echristo@redhat.com>
1764 * dwarf2.h: Sync with include/elf/dwarf2.h
1766 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
1768 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
1771 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
1773 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
1774 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
1776 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
1778 * lambda-code.c (compute_nest_using_fourier_motzkin): New
1780 (lambda_compute_auxillary_space): Split from here.
1782 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
1784 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
1785 * tree-flow.h: Add prototype.
1786 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
1787 expr_invariant_in_loop.
1789 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
1791 * tree-cfg.c (thread_jumps): Remove a duplicate check for
1794 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
1796 * config/s390/s390-protos.h (s_imm_operand): Remove.
1797 (s390_pool_operand): Add prototype.
1798 * config/s390/s390.c (general_s_operand): Remove.
1799 (s_imm_operand): Remove.
1800 (s_operand): Merge contents of general_s_operand.
1801 (s390_pool_operand): New function.
1802 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
1803 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
1804 ("*cmpdi_ccu"): Merge Q->Q alternative.
1805 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
1806 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
1808 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
1809 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
1810 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
1812 2004-10-06 Steve Ellcey <sje@cup.hp.com>
1814 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
1815 call ia64_function_arg_boundary.
1816 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
1817 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
1818 (ia64_function_arg_advance): Do not put 128 bit floats into
1821 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1823 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
1824 Accept an expression instead of an arglist.
1825 (expand_builtin_stpcpy): Accept an expression instead of an
1828 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1831 * doc/install.texi (*-*-solaris2*): Mention potential problem
1832 with Sun assembler + GNU linker and C++ programs.
1833 Document status of binutils 2.15 release.
1835 2004-10-06 Jan Hubicka <jh@suse.cz>
1837 * cse.c (cse_main): Kill push/pop context.
1839 2004-10-05 Zack Weinberg <zack@codesourcery.com>
1841 * pretty-print.c: Include tree.h.
1842 (pp_base_prepare_to_format): New function, logic from
1843 text_specifies_location.
1844 (pp_base_format_text): Use gcc_assert.
1845 * pretty-print.h (pp_prepare_to_format): New macro.
1846 (pp_base_prepare_to_format): Prototype.
1847 * diagnostic.c (text_specifies_location): Delete.
1848 (bug_report_request): Delete.
1849 (diagnostic_set_info): Don't call text_specifies_location.
1850 (diagnostic_action_after_output): Put text from
1851 bug_report_request inline here. Use gcc_unreachable.
1852 (diagnostic_report_current_function): Fix comment.
1853 (diagnostic_report_diagnostic): Clarify logic for error recursion.
1854 Call pp_prepare_to_format before diagnostic_starter.
1855 (trim_filename): Use IS_DIR_SEPARATOR.
1856 (fatal_error, internal_error): Use gcc_unreachable.
1857 (error_recursion): Call diagnostic_action_after_output to
1858 issue the bug_report_request message and exit.
1859 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
1861 * c-parse.in: Add list of diagnostic messages to insulate
1862 translation template from version of yacc/bison used to
1863 compile the grammar.
1865 2004-10-06 Alan Modra <amodra@bigpond.net.au>
1868 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
1870 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
1872 * basic-block.h: Remove the prototype for
1873 flow_preorder_transversal_compute.
1874 * cfganal.c (dfst_node): Remove.
1875 (flow_preorder_transversal_compute): Likewise.
1876 * rtl.h: Remove the prototype for get_jump_table_offset.
1877 * rtlanal.c (get_jump_table_offset): Remove.
1879 2004-10-05 Richard Henderson <rth@redhat.com>
1882 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
1884 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
1887 * Makefile.in: Stage the build directory too.
1889 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
1891 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
1893 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
1894 (frv_emit_move): Same.
1896 * config/frv/frv.c (frv_emit_move): New.
1897 (frv_legitimize_address): New.
1899 * config/frv/frv.md ("movsi"): Call frv_emit_move.
1906 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
1908 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
1911 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
1913 * c-decl.c (pushdecl): When an extern declaration at block scope
1914 refers to a visible entity with internal linkage, use the old DECL
1915 rather than the new one.
1917 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
1919 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
1922 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
1924 * tree-cfg.c (thread_jumps): Remove a duplicate check for
1927 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
1929 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
1930 of FOR_BB_BETWEEN. Remove a useless check for unreachable
1933 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
1935 * tree-cfg.c (cleanup_tree_cfg): Don't call
1936 delete_unreachable_blosk() after thread_jumps().
1937 (thread_jumps): Always remove basic blocks as they become
1940 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
1942 * tree-cfg.c (cleanup_tree_cfg): Remove variable
1943 something_changed. Simplify the while loop.
1945 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1947 * builtins.c (expand_builtin_memmove): Delete duplicate code
1948 and accept a tree type for the result.
1949 (expand_builtin_bcopy): Accept a tree type for the result.
1950 (fold_builtin_memmove): Accept an arglist and tree type for
1953 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
1955 * config/s390/s390.c (s390_dump_pool): Remove return value.
1956 Use gen_pool_align, gen_pool_section_start/end instead of
1957 gen_pool_start/end_31/64.
1958 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
1959 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
1960 ("pool_start_31", "pool_end_31"): Remove.
1961 ("pool_start_64", "pool_end_64"): Likewise.
1962 ("pool_align", "pool_section_start", "pool_section_end": New insns.
1964 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
1965 (TARGET_CANNOT_COPY_INSN_P): Define.
1966 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
1967 (struct constant_pool): New member 'execute'.
1968 (s390_add_execute, s390_find_execute): New functions.
1969 (s390_execute_label, s390_execute_target): Likewise.
1970 (s390_dump_pool): Output in-pool execute target templates.
1971 (s390_dump_execute): New function.
1972 (s390_alloc_pool, s390_free_pool): Handle execute templates.
1973 (s390_mainpool_start, s390_mainpool_finish): Likewise.
1974 (s390_chunkify_start, s390_chunkify_finish): Likewise.
1975 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
1976 ("*execute"): New insn pattern.
1977 ("movmem_short", "*movmem_short"): Use splitters to generate
1978 explicit execute pattern, remove embedded execute.
1979 ("clrmem_short", "*clrmem_short"): Likewise.
1980 ("cmpmem_short", "*cmpmem_short"): Likewise.
1982 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
1984 * tree-ssa.c (verify_ssa): Verify phi arguments only
1985 contain renamed names.
1987 2004-10-05 Alan Modra <amodra@bigpond.net.au>
1989 * config/rs6000/linux.h: Formatting, whitespace.
1990 * config/rs6000/linux64.h: Likewise.
1991 * config/rs6000/rs6000-protos.h: Likewise.
1992 * config/rs6000/rs6000.c: Likewise.
1993 (easy_vector_splat_const): Add fall thru comments.
1994 (output_vec_const_move): Likewise.
1996 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
1998 * Makefile.in: Update -Wno-error exceptions for move to build dir.
2000 2004-10-05 Chao-Ying Fu <fu@mips.com>
2001 Richard Sandiford <rsandifo@redhat.com>
2003 * doc/invoke.texi (-mpaired-single): Link to the new description of the
2004 built-in functions. Document dependencies.
2005 (-mips3d): Add link here too.
2006 * doc/extend.texi (MIPS Paired-Single Support): New section.
2008 2004-10-04 Chao-ying Fu <fu@mips.com>
2010 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
2012 2004-10-04 Diego Novillo <dnovillo@redhat.com>
2014 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
2015 Initialize OPT_STATS to 0.
2017 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
2019 * tree-data-ref.c: Fix comment typos.
2021 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
2023 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
2024 the predicate cannot be computed, don't initialize the result to
2027 2004-10-01 Eric Christopher <echristo@redhat.com>
2029 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
2030 locally defined enum.
2031 * dwarf2out.c (add_calling_convention_attribute): Don't
2034 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
2036 PR c/17178, PR c/17820
2037 * c-decl.c (pop_scope): Do not warn about unused static
2038 variables as they warned in the middle-end.
2040 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2042 * builtins.c (expand_builtin_memcpy): Delete duplicate code
2043 and make the first parameter the expression not the arglist.
2045 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
2047 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
2048 as valid modes to expand address expressions.
2050 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
2052 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
2053 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
2054 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
2055 code formatting conventions.
2057 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
2059 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
2061 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
2063 PR tree-optimization/16632
2064 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
2065 fold (A & C) == D into 0, fold ~C. Similarly, for the case
2066 where | is used instead of &.
2068 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
2070 * ginclude/stddef.h: Fix a comment typo.
2072 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2075 * config.gcc (i?86-*-solaris2*): Restore correct logic
2076 for --enable-threads option.
2077 (sparc64-*-solaris2*): Likewise.
2078 (sparc-*-solaris2*): Likewise.
2080 2004-10-03 Alan Modra <amodra@bigpond.net.au>
2082 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
2083 (OS_MISSING_POWERPC64): Move, and comment.
2084 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
2085 (OS_MISSING_POWERPC64): Move, and comment.
2087 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
2089 * arm.c (output_call_mem): Add missing \t.
2091 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2093 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
2094 expand_builtin_strncmp): Delete duplicate code.
2096 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
2098 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
2099 take check-base and -limit arguments.
2100 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
2101 check ranges for ARRAY_REF and COMPONENT_REF.
2102 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
2105 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
2107 * c-objc-common.c (c_tree_printer): Correct description of %E.
2108 Don't fall through after printing an expression.
2110 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
2112 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
2114 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
2116 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
2117 delete_unrechable_blocks() only when necessary.
2119 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
2121 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
2122 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
2123 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
2124 __gthread_recursive_mutex_unlock): New functions.
2126 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
2128 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
2129 * config/s390/tpf-eh.c: Remove file.
2130 * config/s390/tpf-unwind.h: New file.
2131 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
2132 (MD_UNWIND_SUPPORT): Define.
2134 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
2136 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
2138 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
2140 * config/s390/s390-protos.h (s390_comparison): Add prototype.
2141 * config/s390/s390.c (s390_comparison): New function.
2142 (s390_branch_condition_mask): Return -1 for invalid comparisons.
2143 (s390_branch_condition_mnemonic): Assert valid comparison.
2144 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
2145 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
2146 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
2147 s390_comparison instead of comparison_operator.
2149 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
2150 ("cmpmemdi"): Remove.
2151 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
2152 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
2153 ("cmpint_si"): Rename to ...
2154 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
2155 ("cmpint_di", "*cmpint_di"): Likewise.
2156 * config/s390/s390.c (s390_canonicalize_comparison): Remove
2157 redundant UNSPEC_CMPINT conversions.
2158 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
2160 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
2162 * collect2.c (COLLECT_PARSE_FLAG): Remove.
2163 (main): Remove a reference to COLLECT_PARSE_FLAG
2164 * system.h: Poison COLLECT_PARSE_FLAG.
2165 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
2167 2004-10-01 Paul Brook <paul@codesourcery.com>
2169 * config/arm/crti.asm: Give _init and _fini function type.
2171 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
2173 * common.opt (ftree-loop-ivcanon): Enable by default.
2174 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2175 Enable complete loop unrolling.
2176 (canonicalize_induction_variables, tree_unroll_loops_completely):
2179 2004-10-01 Paul Brook <paul@codesourcery.com>
2181 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
2182 not register number.
2183 (thumb_find_work_register): Search full register range.
2185 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
2188 * tree-cfg.c (group_case_labels): Get the label and not
2189 the case expr for the default case.
2190 When the label we looking at is the default, decrement the
2193 2004-10-01 Jan Hubicka <jh@suse.cz>
2195 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
2196 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2197 * toplev.h (tree_rest_of_compilation): Update prototype.
2198 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
2200 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
2202 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
2203 cleanup_control_flow() out of the while loop.
2205 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
2207 * tree-vectorizer.c (vectorizable_operation): Fail unless
2208 the mode for the vector type is indeed a vector mode.
2210 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
2212 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
2213 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
2215 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2216 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
2217 follow_ssa_edge_in_rhs): Ditto.
2218 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
2219 (dump_iv): Dump base_object.
2220 (dump_use, dump_cand): Use dump_iv.
2221 (determine_base_object): New function.
2222 (alloc_iv): Initialize base_object field.
2223 (record_use): Clear the ssa_name field of iv.
2224 (get_computation_cost_at): Do not use difference of addresses of
2225 two different objects.
2226 (may_eliminate_iv): Do not require the loop to have just single exit.
2227 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
2228 (nonzero_p): New function.
2229 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
2230 tree_simplify_using_condition, simplify_using_initial_conditions,
2231 loop_niter_by_eval, find_loop_niter_by_eval,
2232 estimate_numbers_of_iterations_loop, compare_trees,
2233 upper_bound_in_type, lower_bound_in_type,
2234 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
2235 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
2236 instead of integer_(non)zerop.
2238 2004-10-01 Jakub Jelinek <jakub@redhat.com>
2241 2004-09-29 Jakub Jelinek <jakub@redhat.com>
2243 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2244 and TI_VA_LIST_FPR_COUNTER_FIELD.
2245 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2246 * tree-pass.h (pass_stdarg): Add.
2247 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2248 * tree-stdarg.c: New file.
2249 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2250 (tree-stdarg.o): Add dependencies.
2251 * function.h (struct function): Add va_list_gpr_size and
2252 va_list_fpr_size fields.
2253 * function.c (allocate_struct_function): Initialize them.
2255 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2256 va_list_{g,f}pr_counter_field.
2257 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2258 area will not be used. Only save registers that tree-stdarg.c
2259 detected they need saving.
2260 (ix86_va_start): Don't set up fields that won't be used.
2262 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2263 va_list_{g,f}pr_counter_field.
2264 (setup_incoming_varargs): Don't do anything if reg_save
2265 area will not be used. Only save registers that tree-stdarg.c
2266 detected they need saving.
2267 (rs6000_va_start): Don't set up fields that won't be used.
2269 2004-09-30 Eric Christopher <echristo@redhat.com>
2271 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
2273 * dwarf2out.c (add_calling_convention_attribute): New function.
2274 (gen_subroutine_type_die): Use.
2275 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
2276 * target.h (gcc_target): Add dwarf_calling_convention.
2277 * hooks.c (hook_int_tree_0): New function.
2278 * hooks.h: Prototype.
2279 * config/sh/sh.c: Include dwarf2.h.
2280 (sh_dwarf_calling_convention): New function.
2281 (TARGET_DWARF_CALLING_CONVENTION): Use.
2282 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
2284 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2286 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
2287 expand_builtin_strrchr, expand_builtin_strpbrk,
2288 expand_builtin_strncat, expand_builtin_strspn,
2289 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
2292 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2294 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
2296 (s390_logical_operator_ok_p): Likewise.
2297 * config/s390/s390.c (s390_expand_logical_operator): New function.
2298 (s390_logical_operator_ok_p): Likewise.
2299 * config/s390/s390.md ("anddi3"): New expander.
2300 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
2301 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
2302 ("andsi3"): Use s390_expand_logical_operator.
2303 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
2304 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
2305 ("andhi3"): New expander.
2306 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
2307 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
2308 ("andqi3"): New expander.
2309 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
2310 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
2311 ("iordi3"): New expander.
2312 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
2313 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
2314 ("iorsi3"): Use s390_expand_logical_operator.
2315 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
2316 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
2317 ("iorhi3"): New expiorer.
2318 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
2319 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
2320 ("iorqi3"): New expiorer.
2321 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
2322 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
2323 ("xordi3"): New expander.
2324 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
2325 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
2326 ("xorsi3"): New expander.
2327 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
2328 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
2329 ("xorhi3"): New expander.
2330 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
2331 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
2332 ("xorqi3"): New expander.
2333 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
2334 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
2336 2004-09-30 Roger Sayle <roger@eyesopen.com>
2338 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
2339 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
2340 machine mode as the result.
2342 2004-09-30 Ben Elliston <bje@au.ibm.com>
2345 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
2346 FOR_EACH_EDGE macros.
2348 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
2350 * c-tree.h (readonly_error): Remove.
2351 * c-typeck (enum lvalue_use): New.
2352 (lvalue_or_else, readonly_error): Use it. All callers changed.
2353 (readonly_error): Make static.
2355 2004-09-30 Jan Hubicka <jh@suse.cz>
2358 * cfgrtl.c (try_redirect_by_replacing_jump,
2359 force_nonfallthru_and_redirect, commit_one_edge_insertion,
2360 cfg_layout_merge_blocks): Do not attach any line number information
2361 to newly inserted instructions.
2362 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
2364 (emit_*insn_before, emit_insn*_after): New.
2365 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
2367 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
2368 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
2370 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2372 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
2373 (s390_return_address_offset): Remove.
2374 (s390_can_eliminate): Add prototype.
2375 (s390_initial_elimination_offset): Add prototype.
2376 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
2377 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
2378 * config/s390/s390.c (s390_arg_frame_offset): Remove.
2379 (s390_return_address_offset): Remove.
2380 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
2381 (struct machine_function): New member split_branches_pending_p.
2382 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
2383 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
2384 (s390_optimize_prologue): Remove base_used argument. Call
2385 s390_update_frame_layout instead of s390_register_info. Handle
2386 prologue/epilogue insns that touch only RETURN_REGNUM.
2387 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
2388 (s390_register_info): Remove base_used and return_addr_used
2389 arguments, compute special register usage inline. Return live
2390 register data to caller.
2391 (s390_frame_info): Remove arguments, do not call s390_register_info.
2392 (s390_init_frame_layout): New function.
2393 (s390_update_frame_layout): Likewise.
2394 (s390_emit_prologue): Call s390_update_frame_layout; some code
2395 move to there. Do not emit pool placeholder insn if unnecessary.
2397 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2399 * config/s390/s390.c (legitimate_reload_constant_p): Remove
2400 floating point constant workaround.
2401 (s390_secondary_input_reload_class): Handle PLUS reloads
2402 with too-large constant.
2403 (s390_expand_plus_operand): Likewise.
2404 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
2405 ("movsi"): Likewise. Also, remove workaround for non-general
2407 ("movdf"): Do not call force_const_mem.
2408 ("movsf"): Likewise. Merge expander with *movsf insn.
2409 ("*movsf"): Remove, merge with movsf expander.
2411 2004-09-30 Paul Brook <paul@codesourcery.com>
2413 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
2414 (ENDFILE_SPEC): Define.
2415 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
2417 2004-09-30 Richard Henderson <rth@redhat.com>
2419 * config/alpha/qrnnd.asm: Mark for noexecstack.
2421 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
2423 * protoize.c, tree-cfg.c: Fix comment typos.
2425 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
2428 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
2430 2004-09-30 Diego Novillo <dnovillo@redhat.com>
2432 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
2434 (add_pointed_to_expr): ... here.
2435 Call add_pointed_to_expr for variables with DECL_INITIAL set.
2436 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
2437 pointer variable, if set.
2439 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
2441 * config/sh/sh.c: Follow spelling conventions.
2443 2004-09-29 Richard Henderson <rth@redhat.com>
2445 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
2446 * doc/tm.texi (DWARF_ZERO_REG): New.
2448 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
2449 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
2450 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
2452 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
2454 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
2455 with a PLUS as source operand.
2456 (expand_movstr): Likewise.
2457 (expand_builtin_stpcpy): Likewise.
2459 2004-09-29 Richard Henderson <rth@redhat.com>
2462 * tree-gimple.c (is_gimple_reg): Reject hard registers.
2463 (is_gimple_asm_val): New.
2464 * tree-gimple.h (is_gimple_asm_val): Declare.
2465 * gimplify.c (gimplify_asm_expr): Use it.
2466 * tree-pretty-print.c (print_declaration): Dump hard regs.
2467 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
2468 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2469 * tree-ssa-pre.c (is_undefined_value): Likewise.
2470 * tree-ssa-copy.c (may_propagate_copy): Likewise.
2471 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
2472 * tree-ssa.c (warn_uninit): Likewise.
2473 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
2475 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
2477 * c-decl.c (merge_decls): Use comptype when comparing
2478 types to decide on DECL_SIZE save of olddecl.
2480 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
2482 * tree.h (INDIRECT_REF_P): New macro.
2483 * alias.c (get_alias_set): Use it
2484 (nonoverlapping_memrefs_p): Ditto.
2485 * emit-rtl.c (mem_expr_equal_p): Ditto.
2486 (set_mem_attributes_minus_bitpos): Ditto.
2487 (is_gimple_addressable): Ditto.
2488 (get_base_address): Ditto.
2489 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
2490 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
2491 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
2492 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
2493 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
2494 (add_address_candidates): Ditto.
2495 (rewrite_address_base): Ditto.
2497 2004-09-30 Ben Elliston <bje@au.ibm.com>
2499 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
2500 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
2501 (rewrite_ssa_into_ssa): Likewise.
2502 * tree-phinodes.c (create_phi_node): Access the number of
2503 predecessor edges using EDGE_COUNT() and not num_preds.
2505 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
2508 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
2510 2004-09-29 Eric Christopher <echristo@redhat.com>
2512 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
2514 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
2516 * config/cris/cris.md (moverside, movemside): With MEM, make sure
2517 the address is (plus reg mem).
2519 2004-09-29 David Edelsohn <edelsohn@gnu.org>
2521 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
2523 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
2525 * tree.c (make_node_stat): Fix uninitialized warning. Replace
2526 cascaded if ... else if with a switch.
2528 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2530 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
2532 2004-09-29 Jakub Jelinek <jakub@redhat.com>
2534 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2535 and TI_VA_LIST_FPR_COUNTER_FIELD.
2536 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2537 * tree-pass.h (pass_stdarg): Add.
2538 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2539 * tree-stdarg.c: New file.
2540 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2541 (tree-stdarg.o): Add dependencies.
2542 * function.h (struct function): Add va_list_gpr_size and
2543 va_list_fpr_size fields.
2544 * function.c (allocate_struct_function): Initialize them.
2546 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2547 va_list_{g,f}pr_counter_field.
2548 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2549 area will not be used. Only save registers that tree-stdarg.c
2550 detected they need saving.
2551 (ix86_va_start): Don't set up fields that won't be used.
2553 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2554 va_list_{g,f}pr_counter_field.
2555 (setup_incoming_varargs): Don't do anything if reg_save
2556 area will not be used. Only save registers that tree-stdarg.c
2557 detected they need saving.
2558 (rs6000_va_start): Don't set up fields that won't be used.
2560 2004-09-29 Jakub Jelinek <jakub@redhat.com>
2562 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
2563 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
2564 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
2565 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
2566 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
2567 ATTR_NONNULL_1_4): New.
2569 2004-09-29 Jakub Jelinek <jakub@redhat.com>
2571 PR tree-optimization/17697
2572 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
2575 2004-09-28 Per Bothner <per@bothner.com>
2577 * profile.c (branch_prob): Pass correct value to output_location,
2578 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
2580 2004-09-28 Richard Henderson <rth@redhat.com>
2583 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
2584 * tree-flow.h (may_propagate_copy_into_asm): Declare.
2585 * tree-ssa-ccp.c (replace_uses_in): Use it.
2586 * tree-ssa-dom.c (cprop_operand): Likewise.
2588 2004-09-28 Jeff Law <law@redhat.com>
2590 * tree-ssa-threadupdate.c (create_block_for_threading): Request
2591 that no outgoing edges be left in the duplicate block. Do no
2592 update information on outgoing edges or PHI nodes in target
2594 (remove_ctrl_stmt_and_useless_edges): Renamed from
2595 remove_last_stmt_and_useless_edges. Handle case where the
2596 block is empty or has no control statements. Do not update edge
2598 (thread_block): Create a template block rather than copying the
2599 original block every time. Create outgoing edges from the
2600 duplicate blocks and update PHIs at the target of the outgoing
2601 edges here. Fix edge flags for the original block if necessary.
2602 * cfghooks (duplicate_block): No longer assert that the original
2603 block has incoming edges.
2605 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
2607 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
2608 Reg Vars to enforce register allocation with general constraints.
2609 (Explicit Reg Vars): Clarify relation to asm statements.
2610 (Local Reg Vars): Similar.
2612 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
2614 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
2615 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
2616 build_control_flow, new_edge): Remove.
2617 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
2618 (bitlst, bitlst_table_last, bitlst_table): Remove.
2619 (bblst): Store basic_block pointer instead of block index.
2620 (bblst_table): Likewise.
2621 (edgelst): Store edge pointer instead of edge index.
2622 (edgelst_table, edgelst_last): New variables.
2623 (extract_bitlst): Rename to ...
2624 (extract_edgelst): ... this. Return edge pointers, not indices.
2625 (split_edges): Update call.
2626 (rgn_edges): Store edge pointers instead of indices.
2627 (edge_to_bit): Remove.
2628 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
2629 (SET_EDGE_TO_BIT): New macro.
2630 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
2631 (find_rgns): Remove edge_list parameter. Traverse standard CFG
2632 data structures instead of haifa_edge et al. Use edge pointers
2633 instead of edge indices everywhere.
2634 (compute_dom_prob_ps): Use standard CFG data structures. Account
2636 (compute_trg_info): Likewise.
2637 (propagate_deps): Likewise.
2638 (debug_candidate): Account for bblst data structure change.
2639 (check_live_1, update_live_1, is_pfree): Likewise.
2640 (IS_REACHABLE): Use standard CFG data structures.
2641 (init_ready_list): Update bblst_table/edgelst_table allocation.
2642 (schedule_region): Update alloc/cleanup code to data structure
2643 changes. Use edge->aux to store per-region edge index.
2644 (init_regions): No longer call build_control_flow. Do not
2645 create edge list any more.
2647 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
2649 * cse.c (cse_insn): Avoid creating direct non-local jumps.
2650 * combine.c (can_combine_p): Likewise.
2651 * local-alloc. (update_equiv_regs): Likewise.
2653 2004-09-28 Richard Henderson <rth@redhat.com>
2656 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
2657 Don't check VOIDmode here. Force PLUS operands to common type.
2658 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
2659 Pmode if given a non pointer type.
2661 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2664 * optabs.c (expand_binop): Force constants to the correct mode.
2666 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
2668 * config/s390/s390.c (s390_adjust_cost): Remove.
2669 (TARGET_SCHED_ADJUST_COST): Do not redefine.
2670 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
2671 * config/s390/s390.md ("main_pool"): Use "larl" type
2672 attribute if TARGET_CPU_ZARCH.
2674 2004-09-28 Jakub Jelinek <jakub@redhat.com>
2676 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
2679 2004-09-28 Diego Novillo <dnovillo@redhat.com>
2681 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
2684 2004-09-28 Steven Bosscher <stevenb@suse.de>
2686 * common.opt (flag_gcse_sm): Disable by default.
2687 (flag_gcse_las): Likewise.
2688 (flag_web): Likewise. Create from this file.
2689 * flags.h: Remove flag_web declaration.
2690 * toplev.c (flag_web): Likewise.
2691 (process_options): Never set flag_web.
2693 2004-09-28 Steven Bosscher <stevenb@suse.de>
2695 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
2696 * tree-ssa-propagate.c: Include vec.h.
2697 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
2699 (cfg_blocks_add): Assert the block is not already in the worklist.
2700 Update uses of interesting_ssa_edges and varying_ssa_edges.
2701 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
2702 ssa_propagate): Likewise.
2704 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
2707 * c-decl.c (start_decl): Check for initializing incomplete array
2709 (build_compound_literal): Check for TYPE being error_mark_node.
2710 * c-parse.in (primary): Check for VLA compound literals.
2712 2004-09-28 Diego Novillo <dnovillo@redhat.com>
2714 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
2715 with --disable-checking.
2717 2004-09-28 Devang Patel <dpatel@apple.com>
2719 * tree-pretty-print.c (dump_generic_node): Print vector types.
2721 2004-09-28 Nick Clifton <nickc@redhat.com>
2723 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
2724 invocation of the function sh_init_cumulative_args.
2725 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
2726 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
2727 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
2728 * config/sh/sh.c (sh_init_cumulative_args): New function based
2729 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
2730 heuristic added to determine the setting of force_mem when a
2731 library function is being called.
2733 2004-09-28 Diego Novillo <dnovillo@redhat.com>
2735 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
2736 Skip constant arguments.
2738 2004-09-28 Diego Novillo <dnovillo@redhat.com>
2740 * tree-ssa-alias.c (create_name_tags): If PTR points to a
2741 volatile type, mark the tag volatile.
2742 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
2745 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
2747 * tree.def (vec_cond_expr): Fix. Change 'e'
2750 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
2752 * basic-block.h: Fix a comment typo.
2754 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
2756 * optabs.c, optabs.h: Fix comment typos.
2758 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
2760 * config/sparc/sparc.md (call_address_struct_value_sp32):
2761 Properly mask the immediate field of the 'unimp' instruction.
2762 (call_symbolic_struct_value_sp32): Likewise.
2764 2004-09-28 Ben Elliston <bje@au.ibm.com>
2765 Steven Bosscher <stevenb@suse.de>
2766 Andrew Pinski <pinskia@physics.uc.edu>
2768 Merge from edge-vector-branch:
2769 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
2770 (struct edge_def): Remove pred_next, succ_next members.
2771 (struct basic_block_def): Remove pred, succ members. Add preds
2772 and succs members of type VEC(edge).
2773 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
2774 (BRANCH_EDGE): Likewise.
2775 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
2776 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
2777 (edge_iterator): New.
2778 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
2779 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
2780 (FOR_EACH_EDGE): New.
2781 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
2783 (rotate_loop): Likewise.
2784 (find_traces_1_route): Likewise.
2785 (bb_to_key): Likewise.
2786 (connect_traces): Likewise.
2787 (copy_bb_p): Likewise.
2788 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
2789 (add_labels_and_missing_jumps): Likewise.
2790 (fix_up_fall_thru_edges): Likewise.
2791 (find_jump_block): Likewise.
2792 (fix_crossing_conditional_branches): Likewise.
2793 (fix_crossing_unconditional_branches): Likewise.
2794 (add_reg_crossing_jump_notes): Likewise.
2795 * bt-load.c (augment_live_range): Likewise.
2796 * cfg.c (clear_edges): Likewise.
2797 (unchecked_make_edge): Likewise.
2798 (cached_make_edge): Likewise.
2799 (make_single_succ_edge): Likewise.
2800 (remove_edge): Likewise.
2801 (redirect_edge_succ_nodup): Likewise.
2802 (check_bb_profile): Likewise.
2803 (dump_flow_info): Likewise.
2804 (alloc_aux_for_edges): Likewise.
2805 (clear_aux_for_edges): Likewise.
2806 (dump_cfg_bb_info): Likewise.
2807 * cfganal.c (forwarder_block_p): Likewise.
2808 (can_fallthru): Likewise.
2809 (could_fall_through): Likewise.
2810 (mark_dfs_back_edges): Likewise.
2811 (set_edge_can_fallthru_flag): Likewise.
2812 (find_unreachable_blocks): Likewise.
2813 (create_edge_list): Likewise.
2814 (verify_edge_list): Likewise.
2815 (add_noreturn_fake_exit_edges): Likewise.
2816 (connect_infinite_loops_to_exit): Likewise.
2817 (flow_reverse_top_sort_order_compute): Likewise.
2818 (flow_depth_first_order_compute): Likewise.
2819 (flow_preorder_transversal_compute): Likewise.
2820 (flow_dfs_compute_reverse_execute): Likewise.
2821 (dfs_enumerate_from): Likewise.
2822 (compute_dominance_frontiers_1): Likewise.
2823 * cfgbuild.c (make_edges): Likewise.
2824 (compute_outgoing_frequencies): Likewise.
2825 (find_many_sub_basic_blocks): Likewise.
2826 (find_sub_basic_blocks): Likewise.
2827 * cfgcleanup.c (try_simplify_condjump): Likewise.
2828 (thread_jump): Likewise.
2829 (try_forward_edges): Likewise.
2830 (merge_blocks_move): Likewise.
2831 (outgoing_edges_match): Likewise.
2832 (try_crossjump_to_edge): Likewise.
2833 (try_crossjump_bb): Likewise.
2834 (try_optimize_cfg): Likewise.
2835 (merge_seq_blocks): Likewise.
2836 * cfgexpand.c (expand_gimple_tailcall): Likewise.
2837 (expand_gimple_basic_block): Likewise.
2838 (construct_init_block): Likewise.
2839 (construct_exit_block): Likewise.
2840 * cfghooks.c (verify_flow_info): Likewise.
2841 (dump_bb): Likewise.
2842 (delete_basic_block): Likewise.
2843 (split_edge): Likewise.
2844 (merge_blocks): Likewise.
2845 (make_forwarder_block): Likewise.
2846 (tidy_fallthru_edges): Likewise.
2847 (can_duplicate_block_p): Likewise.
2848 (duplicate_block): Likewise.
2849 * cfglayout.c (fixup_reorder_chain): Likewise.
2850 (fixup_fallthru_exit_predecessor): Likewise.
2851 (can_copy_bbs_p): Likewise.
2852 (copy_bbs): Likewise.
2853 * cfgloop.c (flow_loops_cfg_dump): Likewise.
2854 (flow_loop_entry_edges_find): Likewise.
2855 (flow_loop_exit_edges_find): Likewise.
2856 (flow_loop_nodes_find): Likewise.
2857 (mark_single_exit_loops): Likewise.
2858 (flow_loop_pre_header_scan): Likewise.
2859 (flow_loop_pre_header_find): Likewise.
2860 (update_latch_info): Likewise.
2861 (canonicalize_loop_headers): Likewise.
2862 (flow_loops_find): Likewise.
2863 (get_loop_body_in_bfs_order): Likewise.
2864 (get_loop_exit_edges): Likewise.
2865 (num_loop_branches): Likewise.
2866 (verify_loop_structure): Likewise.
2867 (loop_latch_edge): Likewise.
2868 (loop_preheader_edge): Likewise.
2869 * cfgloopanal.c (mark_irreducible_loops): Likewise.
2870 (expected_loop_iterations): Likewise.
2871 * cfgloopmanip.c (remove_bbs): Likewise.
2872 (fix_bb_placement): Likewise.
2873 (fix_irreducible_loops): Likewise.
2874 (remove_path): Likewise.
2875 (scale_bbs_frequencies): Likewise.
2876 (loopify): Likewise.
2878 (fix_loop_placement): Likewise.
2879 (loop_delete_branch_edge): Likewise.
2880 (duplicate_loop_to_header_edge): Likewise.
2881 (mfb_keep_just): Likewise.
2882 (create_preheader): Likewise.
2883 (force_single_succ_latches): Likewise.
2884 (loop_split_edge_with): Likewise.
2885 (create_loop_notes): Likewise.
2886 * cfgrtl.c (rtl_split_block): Likewise.
2887 (rtl_merge_blocks): Likewise.
2888 (rtl_can_merge_blocks): Likewise.
2889 (try_redirect_by_replacing_jump): Likewise.
2890 (force_nonfallthru_and_redirect): Likewise.
2891 (rtl_tidy_fallthru_edge): Likewise.
2892 (commit_one_edge_insertion): Likewise.
2893 (commit_edge_insertions): Likewise.
2894 (commit_edge_insertions_watch_calls): Likewise.
2895 (rtl_verify_flow_info_1): Likewise.
2896 (rtl_verify_flow_info): Likewise.
2897 (purge_dead_edges): Likewise.
2898 (cfg_layout_redirect_edge_and_branch): Likewise.
2899 (cfg_layout_can_merge_blocks_p): Likewise.
2900 (rtl_flow_call_edges_add): Likewise.
2901 * cse.c (cse_cc_succs): Likewise.
2902 * df.c (hybrid_search): Likewise.
2903 * dominance.c (calc_dfs_tree_nonrec): Likewise.
2904 (calc_dfs_tree): Likewise.
2905 (calc_idoms): Likewise.
2906 (recount_dominator): Likewise.
2907 * domwalk.c (walk_dominator_tree): Likewise.
2908 * except.c (emit_to_new_bb_before): Likewise.
2909 (connect_post_landing_pads): Likewise.
2910 (sjlj_emit_function_enter): Likewise.
2911 (sjlj_emit_function_exit): Likewise.
2912 (finish_eh_generation): Likewise.
2913 * final.c (compute_alignments): Likewise.
2914 * flow.c (calculate_global_regs_live): Likewise.
2915 (initialize_uninitialized_subregs): Likewise.
2916 (init_propagate_block_info): Likewise.
2917 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2918 * gcse.c (find_implicit_sets): Likewise.
2919 (bypass_block): Likewise.
2920 (bypass_conditional_jumps): Likewise.
2921 (compute_pre_data): Likewise.
2922 (insert_insn_end_bb): Likewise.
2923 (insert_store): Likewise.
2924 (remove_reachable_equiv_notes): Likewise.
2925 * global.c (global_conflicts): Likewise.
2926 (calculate_reg_pav): Likewise.
2927 * graph.c (print_rtl_graph_with_bb): Likewise.
2928 * ifcvt.c (mark_loop_exit_edges): Likewise.
2929 (merge_if_block): Likewise.
2930 (find_if_header): Likewise.
2931 (block_jumps_and_fallthru_p): Likewise.
2932 (find_if_block): Likewise.
2933 (find_cond_trap): Likewise.
2934 (block_has_only_trap): Likewise.
2935 (find_if_case1): Likewise.
2936 (find_if_case_2): Likewise.
2937 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
2938 (perfect_nestify): Likewise.
2939 * lcm.c (compute_antinout_edge): Likewise.
2940 (compute_laterin): Likewise.
2941 (compute_available): Likewise.
2942 (compute_nearerout): Likewise.
2943 * loop-doloop.c (doloop_modify): Likewise.
2944 * loop-init.c (loop_optimizer_init): Likewise.
2945 * loop-invariant.c (find_exits): Likewise.
2946 * loop-iv.c (simplify_using_initial_values): Likewise.
2947 (check_simple_exit): Likewise.
2948 (find_simple_exit): Likewise.
2949 * loop-unroll.c (peel_loop_completely): Likewise.
2950 (unroll_loop_constant_iterations): Likewise.
2951 (unroll_loop_runtime_iterations): Likewise.
2952 * loop-unswitch.c (may_unswitch_on): Likewise.
2953 (unswitch_loop): Likewise.
2954 * modulo-sched.c (generate_prolog_epilog): Likewise.
2955 (sms_schedule): Likewise.
2956 * postreload-gcse.c (eliminate_partially_redundant_load):
2958 * predict.c (can_predict_insn_p): Likewise.
2959 (set_even_probabilities): Likewise.
2960 (combine_predictions_for_bb): Likewise.
2961 (predict_loops): Likewise.
2962 (estimate_probability): Likewise.
2963 (tree_predict_by_opcode): Likewise.
2964 (tree_estimate_probability): Likewise.
2965 (last_basic_block_p): Likewise.
2966 (propagate_freq): Likewise.
2967 (estimate_loops_at_level): Likewise.
2968 (estimate_bb_frequencies): Likewise.
2969 * profile.c (instrument_edges): Likewise.
2970 (get_exec_counts): Likewise.
2971 (compute_branch_probabilities): Likewise.
2972 (branch_prob): Likewise.
2973 * ra-build.c (live_in): Likewise.
2974 * ra-rewrite.c (rewrite_program2): Likewise.
2975 * ra.c (reg_alloc): Likewise.
2976 * reg-stack.c (reg_to_stack): Likewise.
2977 (convert_regs_entry): Likewise.
2978 (compensate_edge): Likewise.
2979 (convert_regs_1): Likewise,
2980 (convert_regs_2): Likewise.
2981 (convert_regs): Likewise.
2982 * regrename.c (copyprop_hardreg_forward): Likewise.
2983 * reload1.c (fixup_abnormal_edges): Likewise.
2984 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
2985 (sbitmap_insersection_of_preds): Likewise.
2986 (sbitmap_union_of_succs): Likewise.
2987 (sbitmap_union_of_preds): Likewise.
2988 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
2989 (fix_basic_block_boundaries): Likewise.
2990 (sched_ebbs): Likewise.
2991 * sched-rgn.c (build_control_flow): Likewise.
2992 (find_rgns): Likewise.
2993 * tracer.c (find_best_successor): Likewise.
2994 (find_best_predecessor): Likewise.
2995 (tail_duplicate): Likewise.
2996 * tree-cfg.c (make_edges): Likewise.
2997 (make_ctrl_stmt_edges): Likewise.
2998 (make_goto_expr_edges): Likewise.
2999 (tree_can_merge_blocks_p): Likewise.
3000 (tree_merge_blocks): Likewise.
3001 (cfg_remove_useless_stmts_bb): Likewise.
3002 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3003 (tree_block_forwards_to): Likewise.
3004 (cleanup_control_expr_graph): Likewise.
3005 (find_taken_edge): Likewise.
3006 (dump_cfg_stats): Likewise.
3007 (tree_cfg2vcg): Likewise.
3008 (disband_implicit_edges): Likewise.
3009 (tree_find_edge_insert_loc): Likewise.
3010 (bsi_commit_edge_inserts): Likewise.
3011 (tree_split_edge): Likewise.
3012 (tree_verify_flow_info): Likewise.
3013 (tree_make_forwarder_block): Likewise.
3014 (tree_forwarder_block_p): Likewise.
3015 (thread_jumps): Likewise.
3016 (tree_try_redirect_by_replacing_jump): Likewise.
3017 (tree_split_block): Likewise.
3018 (add_phi_args_after_copy_bb): Likewise.
3019 (rewrite_to_new_ssa_names_bb): Likewise.
3020 (dump_function_to_file): Likewise.
3021 (print_pred_bbs): Likewise.
3022 (print_loop): Likewise.
3023 (tree_flow_call_edges_add): Likewise.
3024 (split_critical_edges): Likewise.
3025 (execute_warn_function_return): Likewise.
3026 (extract_true_false_edges_from_block): Likewise.
3027 * tree-if-conv.c (tree_if_conversion): Likewise.
3028 (if_convertable_bb_p): Likewise.
3029 (find_phi_replacement_condition): Likewise.
3030 (combine_blocks): Likewise.
3031 * tree-into-ssa.c (compute_global_livein): Likewise.
3032 (ssa_mark_phi_uses): Likewise.
3033 (ssa_rewrite_initialize_block): Likewise.
3034 (rewrite_add_phi_arguments): Likewise.
3035 (ssa_rewrite_phi_arguments): Likewise.
3036 (insert_phi_nodes_for): Likewise.
3037 (rewrite_into_ssa): Likewise.
3038 (rewrite_ssa_into_ssa): Likewise.
3039 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
3040 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
3041 (rewrite_trees): Likewise.
3042 * tree-pretty-print.c (dump_bb_header): Likewise.
3043 (dump_implicit_edges): Likewise.
3044 * tree-sra.c (insert_edge_copies): Likewise.
3045 (find_obviously_necessary_stmts): Likewise.
3046 (remove_data_stmt): Likewise.
3047 * tree-ssa-dom.c (thread_across_edge): Likewise.
3048 (dom_opt_finalize_block): Likewise.
3049 (single_incoming_edge_ignoring_loop_edges): Likewise.
3050 (record_equivalences_from_incoming_edges): Likewise.
3051 (cprop_into_successor_phis): Likewise.
3052 * tree-ssa-live.c (live_worklist): Likewise.
3053 (calculate_live_on_entry): Likewise.
3054 (calculate_live_on_exit): Likewise.
3055 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3056 (copy_loop_headers): Likewise.
3057 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
3058 (fill_always_executed_in): Likewise.
3059 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
3060 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
3061 (compute_phi_arg_on_exit): Likewise.
3062 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
3063 (get_loops_exit): Likewise.
3064 (split_loop_exit_edge): Likewise.
3065 (ip_normal_pos): Likewise.
3066 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
3068 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
3069 (replace_phi_with_stmt): Likewise.
3070 (value_replacement): Likewise.
3071 * tree-ssa-pre.c (compute_antic_aux): Likewise.
3072 (insert_aux): Likewise.
3073 (init_pre): Likewise.
3074 * tree-ssa-propagate.c (simulate_stmt): Likewise.
3075 (simulate_block): Likewise.
3076 (ssa_prop_init): Likewise.
3077 * tree-ssa-threadupdate.c (thread_block): Likewise.
3078 (create_block_for_threading): Likewise.
3079 (remove_last_stmt_and_useless_edges): Likewise.
3080 * tree-ssa.c (verify_phi_args): Likewise.
3081 (verify_ssa): Likewise.
3082 * tree_tailcall.c (independent_of_stmt_p): Likewise.
3083 (find_tail_calls): Likewise.
3084 (eliminate_tail_call): Likewise.
3085 (tree_optimize_tail_calls_1): Likewise.
3086 * tree-vectorizer.c (vect_transform_loop): Likewise.
3087 * var-tracking.c (prologue_stack_adjust): Likewise.
3088 (vt_stack_adjustments): Likewise.
3089 (vt_find_locations): Likewise.
3090 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
3091 * config/i386/i386.c (ix86_pad_returns): Likewise.
3092 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
3093 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
3095 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
3098 * config/sparc/sparc.c (struct machine_function): New field
3099 'leaf_function_p' and 'prologue_data_valid_p'.
3100 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
3101 to conveniently access the above fields.
3102 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
3103 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
3104 of the generic flavor 'current_function_uses_only_leaf_regs'.
3105 (eligible_for_sibcall_delay): Likewise.
3106 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
3107 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
3108 (sparc_asm_function_prologue): Add sanity check for the assumption
3109 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
3110 (sparc_can_use_return_insn_p): New function.
3111 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
3112 (output_restore): Likewise.
3113 (output_sibcall): Likewise.
3114 (sparc_output_mi_thunk): Likewise.
3115 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
3116 * config/sparc/sparc.md (return): New expander.
3118 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
3120 2004-09-27 Mark Mitchell <mark@codesourcery.com>
3123 * stor-layout.c (layout_decl): Use fold_convert, not convert.
3124 (bit_from_pos): Likewise.
3125 (byte_from_pos): Likewise.
3126 (pos_from_bit): Likewise.
3127 (normalize_offset): Likewise.
3128 (place_field): Likewise.
3129 (finalize_type_size): Likewise.
3130 (layout_type): Likewise.
3131 * tree.c (build_index_type): Likewise.
3133 2004-09-27 Devang Patel <dpatel@apple.com>
3135 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
3136 * genopinit.c (optabs): New entry for vcond_gen_code and
3138 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
3139 (get_rtx_code): New function.
3140 (vector_compare_rtx): New function.
3141 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
3142 (expand_vec_cond_expr_p): New function.
3143 (expand_vec_cond_expr): New function.
3144 (get_vcond_icode): New function.
3145 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
3146 (vcond_gen_code, vcondu_gen_code): Same.
3148 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
3150 * Makefile.in (STAGESTUFF): Split into ...
3151 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
3152 (mostlyclean): Update.
3153 (stage1-start, stage2-start, stage3-start, stage4-start,
3154 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
3155 Move the STAGEMOVESTUFF.
3157 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3159 * system.h (getpagesize): Return 'int' instead of 'long'.
3161 2004-09-27 Michael Matz <matz@suse.de>
3165 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
3166 bmp_iter_and_init): Shift by bit_in_word.
3168 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
3170 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
3171 * configure.ac: Don't sinclude it here.
3172 * configure: Regenerate.
3174 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
3176 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
3179 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
3182 * c-typeck.c (build_component_ref): Name type involved in
3183 diagnostic for structure or union without a member of the given
3186 2004-09-27 DJ Delorie <dj@redhat.com>
3188 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
3189 .comm alignment is bytes, not bits.
3191 2004-09-27 Devang Patel <dpatel@apple.com>
3193 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
3194 (print_call_name): Do not print VEC_COND_EXPR.
3196 2004-09-27 Devang Patel <dpatel@apple.com>
3198 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
3200 2004-09-27 Jan Hubicka <jh@suse.cz>
3202 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
3204 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
3206 * bitmap.h: Fix a comment typo.
3208 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3210 * libgcc2.c (getpagesize): Change type of return value to int.
3212 2004-09-26 Matt Austern <austern@apple.com>
3214 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
3217 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3219 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
3220 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
3221 (bitmap_iterator): New type.
3222 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
3223 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
3224 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
3225 bmp_iter_and_init, bmp_iter_and_next): New functions.
3226 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
3227 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
3228 use iterator-style EXECUTE_IF_IN_BITMAP macros.
3229 * bitmap.c (bitmap_print): Ditto.
3230 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
3231 btr_def_live_range): Ditto.
3232 * cfganal.c (compute_dominance_frontiers_1) Ditto.
3233 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
3235 * ddg.c (build_inter_loop_deps): Ditto.
3236 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
3238 * except.c (remove_eh_handler): Ditto.
3239 * flow.c (reg_set_to_hard_reg_set): Ditto.
3240 * gcse.c (clear_modify_mem_tables): Ditto.
3241 * global.c (build_insn_chain): Ditto.
3242 * ifcvt.c (dead_or_predicable): Ditto.
3243 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
3245 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
3246 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
3247 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
3248 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
3249 tree_purge_all_dead_eh_edges): Ditto.
3250 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
3251 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
3252 rewrite_ssa_into_ssa): Ditto.
3253 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
3254 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
3256 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
3257 compute_flow_sensitive_aliasing, maybe_create_global_var,
3258 dump_points_to_info_for): Ditto.
3259 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
3260 * tree-ssa-dse.c (dse_finalize_block): Ditto.
3261 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
3262 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
3264 * tree-ssa-loop-ivopts.c (find_induction_variables,
3265 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
3266 determine_use_iv_costs, determine_set_costs, find_best_candidate,
3267 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
3269 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
3270 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
3271 add_call_read_ops): Ditto.
3272 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
3274 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3276 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
3277 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
3279 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
3281 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
3282 reflect size of memory regions being compared.
3284 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
3286 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
3287 expressions. Always clear MEM_SIZE and alias set.
3289 2004-09-26 Roger Sayle <roger@eyesopen.com>
3290 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3293 * stor-layout.c (compute_record_mode): For records with a single
3294 field, only use the field's mode if its size matches what we'd
3295 have choosen for the record ourselves. This forces the use of
3296 BLKmode for packed records that don't completely fill a mode.
3298 2004-09-26 Roger Sayle <roger@eyesopen.com>
3301 * combine.c (force_to_mode): Remove dubious early return test that
3302 inhibits further optimization.
3304 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
3306 * profile.c: Fix a comment typo.
3308 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3311 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
3312 with varying offset.
3313 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
3314 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
3316 (expr_invariant_in_loop_p): New function.
3317 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
3318 component_ref_field_offset for COMPONENT_REFs. Do not allow
3319 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
3320 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
3321 MISALIGNED_INDIRECT_REFs.
3322 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
3323 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
3324 MISALIGNED_INDIRECT_REFs.
3326 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
3329 * gcc.c (cpp_options, cc1_options): Preserve relative order of
3330 -std and -ansi options.
3332 2004-09-26 Jan Hubicka <jh@suse.cz>
3334 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
3335 for nested functions whose proper parent has not been output.
3337 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
3338 when re-constructing profile previously invalidated by loop.
3340 2004-09-25 Dale Johannesen <dalej@apple.com>
3342 * tree-gimple.c: Move GIMPLE definition...
3343 * doc/tree-ssa.texi: here.
3345 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
3347 * tree-vectorizer.c: Fix a comment typo.
3349 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
3351 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
3352 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
3353 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
3354 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
3356 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
3358 * tree-ssa-loop-unswitch.c: Fix a comment typo.
3360 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
3362 * doc/passes.texi: Fix a typo.
3364 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3366 * tree-optimize.c (init_tree_optimization_passes): Add
3368 * tree-pass.h (pass_record_bounds): Declare.
3369 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
3372 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3374 PR tree-optimization/17474
3375 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
3376 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
3378 2004-09-25 Jan Hubicka <jh@suse.cz>
3380 * predict.c (counts_to_freqs): Make global.
3381 * predict.h (counts_to_freqa): Declare.
3382 * profile.c (compute_branch_probabilities): Compute frequencies
3383 * tree-profile.c (do_tree_profiling): Refine conditional on when
3384 tree profiling pass is needed.
3386 * passes.c (rest_of_handle_cfg): Disable const/pure function
3387 detection when doing tree based profiling.
3389 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
3392 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
3394 * config/mips/mips.h (struct mips_args): Clarify comments.
3395 * config/mips/mips.c (struct mips_arg_info): Likewise.
3396 (mips_arg_info): Don't allow fpr_p to affect the register or
3397 stack alignment. Remove o64 silliness.
3398 (function_arg): Deal with the o32 float,float case specially.
3400 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
3402 * config/mips/mips.md (loadx, storex): Define for V2SF.
3404 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
3406 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
3407 * config/s390/s390.c (s390_back_chain_rtx): New function.
3408 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
3409 Call anti_adjust_stack.
3410 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
3411 only if compiling with back chain.
3412 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
3413 back chain only if back chain enabled. Use s390_back_chain_rtx.
3415 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
3417 * doc/trouble.texi: Remove obsolete information. Update
3418 information on how to regenerate fixincluded headers.
3420 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
3423 * doc/invoke.texi: Document that
3424 -Wno-error-implicit-function-declaration is not accepted.
3426 2004-09-24 Richard Henderson <rth@redhat.com>
3428 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
3429 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
3431 (alpha_expand_mov): Allow unaligned vectors.
3432 (alpha_expand_unaligned_store): Use CONST0_RTX.
3433 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
3435 2004-09-24 Jeff Law <law@redhat.com>
3437 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
3439 (simplify_cond_and_lookup_avail_expr): Likewise.
3441 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
3444 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
3445 title. Document interaction with -fms-extensions.
3446 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
3449 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
3452 * doc/extend.texi: Document interaction of attribute noreturn and
3455 2004-09-24 Richard Henderson <rth@redhat.com>
3458 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
3459 (som_hash, som_eq): New.
3460 (init_subregs_of_mode, record_subregs_of_mode): New.
3461 (cannot_change_mode_set_regs): Rewrite for htab implementation.
3462 (invalid_mode_change_p): Likewise.
3463 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
3464 * flow.c (mark_used_regs): Likewise.
3465 (life_analysis): Use init_subregs_of_mode.
3466 * regs.h (subregs_of_mode): Remove.
3467 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
3469 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
3471 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
3472 type with the copy of the conditional.
3474 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
3477 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3478 Prevent renaming if the aliasing sets of the type which the
3479 pointer points to are different.
3481 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
3484 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
3485 declarations of enumerators.
3486 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
3487 for redefinition. Check for nested redefinition.
3488 (finish_struct): Don't check for nested redefinition.
3489 (start_enum): Check for nested redefinition.
3491 2004-09-24 Devang Patel <dpatel@apple.com>
3493 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
3494 only when necesssary.
3495 (combine_blocks): Combine loop header and exit block.
3497 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
3499 * hooks.c (hook_tree_tree_bool_null): New.
3500 * hooks.h (hook_tree_tree_bool_null): Declare it.
3501 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
3502 * targhooks.c (default_fold_builtin): Remove.
3503 * targhooks.h (default_fold_builtin): Remove.
3505 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3507 PR rtl-optimization/17625
3508 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
3510 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
3513 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
3514 Reject if any of the operands occur in an abnormal PHI.
3516 2004-09-24 Andreas Schwab <schwab@suse.de>
3518 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
3521 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3523 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
3524 if the GNU assembler is used.
3525 (sparc-*-solaris2*): Likewise.
3526 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
3527 (dbxout_function_end): Protect N_ENSYM with it.
3528 (dbxout_begin_prologue): Protect N_BNSYM with it.
3529 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
3530 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
3531 * config/sparc/sol2-gas.h: New file.
3533 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
3536 * Makefile.in (@set_gcc_lib_path@): Added.
3538 * configure.ac: Include ../config/gcc-lib-path.m4. Use
3539 TL_AC_GNU_MAKE_GCC_LIB_PATH.
3540 * configure: Regenerated.
3542 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
3545 * c-typeck.c (build_c_cast): Improve wording of
3546 -Wbad-function-cast diagnostic.
3548 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
3551 * config/cris/cris.md (moverside, movemside): Rename variable
3552 "reg" to "otherop". To generate canonical RTX, check that otherop
3553 isn't constant instead of checking that operand 1 is a register.
3555 2004-09-23 Jakub Jelinek <jakub@redhat.com>
3557 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
3559 2004-09-23 Diego Novillo <dnovillo@redhat.com>
3560 Jakub Jelinek <jakub@redhat.com>
3562 * tree-flow.h (find_new_referenced_vars): Add prototype.
3563 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
3565 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
3567 (mark_new_vars_to_rename): Walk through all operands.
3568 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
3569 (execute_fold_all_builtins): Use it.
3570 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
3572 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
3574 * gthr-tpf.h: New file.
3575 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
3576 * gthr.h: Use gthr-tpf.h on TPF OS.
3578 2004-09-23 Jeff Law <law@redhat.com>
3580 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
3581 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
3582 (substitute_and_fold): Likewise.
3583 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
3584 except invariants from SSA_NAME_VALUE.
3585 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
3586 and SET_SSA_NAME_EQUIV.
3587 (restore_vars_to_original_value, record_const_or_copy): Likewise.
3588 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
3589 (record_equality, cprop_into_successor_phis): Likewise.
3590 (record_equivalences_from_stmt, cprop_operand): Likewise.
3591 (lookup_avail_expr): Likewise.
3592 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
3593 from SSA_NAME_VALUE.
3594 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
3595 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
3596 annotation from the VALUE_HANDLE field.
3598 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
3602 * tree.c (reconstruct_complex_type): Remove extra "this".
3603 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
3604 Add V4SFmode to case statement.
3606 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
3609 * doc/extend.texi, doc/invoke.texi: Document interaction of
3610 -fno-builtin with format checks. Note that built-in functions
3611 have effects beyond generating code that avoids calls to those
3614 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
3616 PR tree-optimization/17533
3617 * dominance.c (verify_dominators): Tolerate even more incorrect
3618 dominance data during error message printing.
3619 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
3620 and edges more correctly.
3622 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
3624 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
3626 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
3627 MISALIGNED_INDIRECT_REF.
3628 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
3629 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
3631 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
3632 (find_interesting_uses_address): Likewise.
3633 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
3634 (build_fold_addr_expr_with_type): Likewise.
3635 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
3636 * print-rtl.c (print_mem_expr): Likewise.
3637 * tree-dump.c (dequeue_and_dump): Likewise.
3638 * tree-eh.c (tree_could_trap_p): Likewise.
3639 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
3640 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
3641 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
3643 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3644 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3645 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
3646 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
3647 (add_address_candidates, rewrite_address_base): Likewise.
3648 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
3650 * tree.c (staticp, build1_stat): Likewise.
3652 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
3653 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
3654 * tree-ssa-operands.c (get_expr_operands): Likewise.
3655 * expr.c (expand_expr_real_1): Likewise.
3657 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
3659 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
3661 (expand_ternary_op): New function.
3662 * genopinit.c (optabs): Handle the new optabs.
3663 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
3664 (init_optabs): Initialize vec_realign_load_optab.
3665 (expand_ternary_op): New functions.
3667 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
3668 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
3669 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
3670 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
3671 * target.h (struct vectorize): New member for struct gcc_target.
3672 (misaligned_mem_ok): New member for targetm.vectorize.
3673 (builtin_mask_for_load): Likewise.
3674 (builtin_mask_for_store): Likewise.
3675 * targethooks.c (default_vect_misaligned_mem_ok): New function.
3676 * targethooks.h (default_vect_misaligned_mem_ok): New function.
3678 * config/rs6000/altivec.md (build_vector_mask_for_load): New
3680 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
3681 (vec_realign_load_v16qi): New define_insn.
3682 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
3683 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
3684 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
3685 (altivec_builtin_mask_for_store): New variables.
3686 (rs6000_builtin_mask_for_load): New function. Implements
3687 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
3688 (rs6000_builtin_mask_for_store): New function. Implements
3689 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
3690 (rs6000_expand_builtin): Expand the target builtins
3691 builtin_mask_for_load and builtin_mask_for_store.
3692 (altivec_init_builtins): Initialize the new target builtins.
3693 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
3694 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
3696 * tree-vectorizer.c (vect_create_data_ref): Renamed to
3697 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
3698 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
3699 (vectorizable_store): Call vect_create_data_ref_ptr with additional
3700 arguments, and create an indirect_ref with its return value data_ref.
3701 Check aligned_access_p.
3702 (vectorizable_load): Handle misaligned loads, using software-pipelined
3703 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
3704 vec_realign_load_optab is supported, or using a scheme without
3705 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
3706 misaligned_mem_ok is supported.
3708 (vect_finish_stmt_generation): Typo.
3709 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
3710 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
3711 presence of misaligned loads.
3712 (vect_analyze_data_ref_access): Add check for constant init.
3713 (vect_get_symbl_and_dr): Remove duplicate line.
3714 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
3716 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
3718 * builtins.c: Fix a comment typo.
3720 2004-09-23 Jan Hubicka <jh@suse.cz>
3722 * profile.c (branch_prob): Do not verify flow info in the middle of the
3725 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3727 * cfgloop.h (update_single_exits_after_duplication): Declare.
3728 (loopify, split_loop_bb): Declaration changed.
3729 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
3731 (loopify): Added redirect_all_edges argument.
3732 (update_single_exits_after_duplication): Export.
3733 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
3734 * tree-flow.h (tree_duplicate_loop_to_header_edge,
3735 tree_ssa_loop_version): Declare.
3736 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
3737 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
3738 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
3739 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
3741 * tree-ssa-loop-unswitch.c: New file.
3742 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
3743 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
3744 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
3745 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
3746 * tree-pass.h (pass_unswitch): Declare.
3747 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
3748 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
3749 * doc/passes.texi: Documen tree level loop unswitching.
3751 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
3753 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
3755 2004-09-22 Eric Christopher <echristo@redhat.com>
3757 * builtins.c (simplify_builtin_va_start): Remove.
3758 (simplify_builtin): Ditto.
3759 (fold_builtin_strchr): Ditto.
3760 (simplify_builtin_*): Rename remainders to fold_builtin_*.
3761 (expand_builtin): Fix up for above changes.
3762 (fold_builtin_1): Add new folders. Change for above.
3763 (expand_builtin_va_start): Call fold_builtin_next_arg.
3764 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
3765 * tree.h: Remove prototype for simplify_builtin.
3767 2004-09-23 Jan Hubicka <jh@suse.cz>
3770 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
3771 of fully inlined functions.
3772 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
3775 * cfgexpand.c (add_reg_br_prob_note): New function.
3776 (expand_gimple_cond_expr): Use it.
3777 (tree_expand_cfg): No longer kill the profile.
3778 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
3779 only if it is present.
3780 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
3781 * predict.c (combine_predictions_for_insn): Set the probabilities
3782 based on REG_BR_PROB note if present.
3783 * predict.c (branch_prob): Profile is read only with
3784 flag_branch_probabilities.
3786 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
3788 * aclocal.m4: Add in gettext's m4 includes.
3789 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
3790 * configure.ac: Add in check for iconv.h
3791 * configure: Regenerate.
3793 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
3795 * aclocal.m4: Update for rename of gettext-sister.m4.
3797 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
3799 Fix PR tree-optimization/17587
3800 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
3801 (insert_aux): Instead of here.
3803 2004-09-22 Diego Novillo <dnovillo@redhat.com>
3805 PR tree-optimization/16721
3806 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
3807 * tree-ssa-alias.c (create_memory_tag): Move setting of
3808 TREE_THIS_VOLATILE ...
3809 (get_tmt_for): ... here.
3811 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3813 * config/sparc/sparc.md (cmove splitter): Fix formatting.
3814 (conditional_trap expander): Reject inappropriate CCmodes.
3815 (conditional trap insn): Use V9 syntax if possible.
3817 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
3820 * c-typeck.c (build_component_ref): Don't special-case
3823 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
3825 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
3828 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
3830 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
3831 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3832 TRUTH_XOR_EXPR): Mention the restriction on types.
3834 2004-09-22 Matt Austern <austern@apple.com>
3836 * config/darwin.c (darwin_make_decl_one_only):
3837 Allow coalesced symbol to appear in static archive's table of contents
3839 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
3841 PR tree-optimization/17512
3842 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
3845 2004-09-22 David Edelsohn <edelsohn@gnu.org>
3847 * dbxout.c (get_lang_number): Do not define if
3848 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
3850 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
3853 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
3854 builtin_define ("__USE_INIT_FINI__").
3856 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
3858 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
3859 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
3860 * config/s390/s390.h (TARGET_TPF): New macro.
3861 * config/s390/s390.md ("eh_return"): New expander.
3862 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
3863 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
3864 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
3865 * config/s390/tpf.h (TARGET_TPF): Define to 1.
3866 (STACK_POINTER_OFFSET): Increase to 448.
3867 (TARGET_DEFAULT): Set -mtpf-trace on as default.
3868 (TPF_LOC_DIFF_OFFSET): New macro.
3869 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
3871 (__isPATrange): Add prototype.
3872 (MD_FALLBACK_FRAME_STATE_FOR): Define.
3873 * config/s390/tpf-eh.c: New file.
3875 2004-09-22 Diego Novillo <dnovillo@redhat.com>
3877 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
3878 operands in an integer comparison.
3879 * tree-cfg.c (find_taken_edge): Call fold() to determine
3880 whether the predicate is known.
3882 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
3884 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
3885 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
3886 Create build and doc directories along with the language directories.
3887 Don't create doc directory separately.
3888 * configure: Regenerate.
3889 * Makefile.in: Create all object and executables files built
3890 with the build compiler in a build/ directory.
3891 (genobjnames): Add missing build objects.
3892 (STAGESTUFF): Don't stage the gen* programs.
3893 (ggc-none.o): Define dependencies for the target compiler.
3894 (build-print-rtl.o): Rename to build/print-rtl.o.
3895 (build-errors.o): Rename to build/errors.o.
3896 (build-varray.o): Rename to build/varray.o.
3897 (maintainerclean): Delete the contents of the build directory.
3898 ($(genobjs): %.o): Explicitly use -o.
3899 (build/insn-conditions.o): Delete specfic rule to use generic rule.
3900 (build/gengtype-lex.o): Likewise.
3901 (build/gengtype-yacc.o): Likewise.
3902 (build/gcov-iov.o): Likewise.
3904 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
3906 * vec.h (VEC_space): Return true if there _is_ space.
3907 (VEC_reserve): Adjust.
3909 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
3911 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
3912 use FPRs for scalar, complex and vector types only.
3914 2004-09-21 Jeff Law <law@redhat.com>
3916 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
3917 the opt_stats_d structure.
3918 (vrp_data): Change from a varray into a hash table.
3919 (vrp_hash_elt): New structure for elements in the vrp hash table.
3920 (vrp_hash, vrp_eq):New functions for hashing and testing equality
3921 in the vrp hash table.
3922 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
3923 initialization slightly to make it easier to read. No longer need
3924 to grow/clear the varray. Instead empty and delete the hash table.
3925 (dom_opt_finalize_block): Update due to change of VRP_DATA from
3926 a varray to a hash table.
3927 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
3929 * tree-ssa-ccp.c (get_default_value): If we have a constant
3930 value recorded for an SSA_NAME, then use that constant as
3931 the initial lattice value.
3932 (substitute_and_fold): Transfer equivalences discovered into
3935 * tree.h (SSA_NAME_EQUIV): Add comments.
3936 (SET_SSA_NAME_EQUIV): Similarly.
3938 2004-09-21 David Edelsohn <edelsohn@gnu.org>
3940 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
3942 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
3944 2004-09-21 Mark Mitchell <mark@codesourcery.com>
3946 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
3947 (finish_decl): Likewise.
3949 2004-09-21 Devang Patel <dpatel@apple.com>
3951 * tree.def (VEC_COND_EXPR): New tree node.
3952 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
3954 2004-09-21 Stan Shebs <shebs@apple.com>
3956 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
3957 * config/rs6000/darwin-world.asm: Likewise.
3959 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
3961 * tree-ssa.c (verify_def): Use print_generic_stmt,
3962 not debug_generic_stmt.
3963 (verify_use): Ditto.
3964 (verify_phi_args): Ditto.
3965 (verify_ssa): Ditto.
3967 2004-09-21 Paul Brook <paul@codesourcery.com>
3969 * varasm.c (default_assemble_integer): Return false for values wider
3970 than the target word size. Works around GAS bug.
3972 2004-09-21 Zack Weinberg <zack@codesourcery.com>
3974 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
3976 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
3979 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
3981 * c-typeck.c (build_function_call): Give name of object
3982 we are attempting to call in error message.
3983 * c-objc-common.c (c_tree_printer): Call pp_expression,
3984 not return false, for 'E' case.
3986 2004-09-21 Steven Bosscher <stevenb@suse.de>
3988 PR rtl-optimization/17482
3989 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
3990 load_killed_in_block_p): Clarify comments.
3991 (record_last_reg_set_info): Make static inline.
3992 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
3993 (record_opr_changes): New function to replace the above.
3994 (compute_hash_table): Clarify comments. Use record_opr_changes.
3995 (reg_set_between_after_reload_p): Clean up.
3996 (reg_used_between_after_reload_p): Likewise.
3997 (eliminate_partially_redundant_load): Clarify comments.
3999 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4001 PR rtl-optimization/17266
4002 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
4004 2004-09-21 Uros Bizjak <uros@kss-loka.si>
4006 PR rtl-optimization/14851
4007 * rtlanal.c (commutative_operand_precedence): Calculate
4008 precedence of stripped constant.
4010 2004-09-20 Jeff Law <law@redhat.com>
4011 Jan Hubicka <jh@suse.cz>
4013 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
4014 initialize key elements here.
4015 (release_ssa_name): Zero the released SSA_NAME here.
4016 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
4017 (struct tree_ssa_name): Add new "equiv" field.
4018 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
4019 (tree_ssa_dominator_optimize): No longer allocate, resize or
4020 clear CONST_AND_COPIES.
4021 (get_value_for, set_value_for): Kill.
4022 (thread_across_edge): Get/set the equivalency using
4023 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
4024 (restore_vars_to_original_value): Likewise.
4025 (record_equivalences_from_phis): Likewise.
4026 (record_dominating_conditions): Likewise.
4027 (record_const_or_copy, record_equality): Likewise.
4028 (lookup_avail_expr): Likewise.
4029 (record_equivalences_from_stmt, cprop_operand): Likewise.
4030 (cprop_into_successor_phis): No longer need to pass around
4031 CONST_AND_COPIES. Callers updated. Get equivalences via
4033 (cprop_into_phis): Likewise.
4035 2004-09-20 Matt Austern <austern@apple.com>
4036 Zack Weinberg <zack@codesourcery.com>
4038 * c-common.c (fix_string_type): Build the unqualified array
4039 type unconditionally, then use c_build_qualified_type to get
4040 the proper const-qualified variant, and set its
4041 TYPE_MAIN_VARIANT to refer to the unqualified type.
4042 * c-lex.c (c_lex_return_raw_string): New global.
4043 (c_lex_with_flags): Honor it.
4044 * c-pragma.h: Declare it.
4046 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
4048 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
4050 2004-09-21 Jan Hubicka <jh@suse.cz>
4053 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
4054 (tree_rest_of_compilation): Cleanup.
4056 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
4058 * config/s390/s390.c (s390_select_rtx_section): Remove.
4059 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
4061 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
4063 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
4064 note to pretend a direct save from the original register when an
4065 intermediate register is used for the save.
4067 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4069 * tsystem.h (alloca): Provide a default definition.
4072 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4073 * unwind-dw2.c: Call __builtin_alloca, not alloca.
4075 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
4078 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
4079 aliasing sets are the same rather than just conflicting.
4081 2004-09-20 Jan Hubicka <jh@suse.cz>
4085 * cgraph.c (cgraph_unnest_node): New function.
4086 (c_finalize): Rename to ....
4087 (c_warn_unused_result_recursivly): ... this one; do only the warning
4088 (finish_function): Finalize the toplevel function; do not lower nested tree.
4089 * cgraph.h (cgraph_unnest_node): Declare.
4090 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
4091 nestedness datastructure.
4092 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
4093 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
4094 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
4096 2004-09-20 Richard Henderson <rth@redhat.com>
4098 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
4099 from some_small_symbolic_operand_1; export.
4100 (some_small_symbolic_operand): Remove.
4101 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
4103 * config/alpha/predicates.md (some_small_symbolic_operand): New.
4105 2004-09-20 Jan Hubicka <jh@suse.cz>
4107 * predict.c (return_prediction): New function.
4108 (apply_return_prediction): Likewise.
4109 (tree_bb_level_predictions): Likewise.
4110 (tree_estimate_probability): Add noreturn exit edges; call
4111 bb_level_predictions; fix logic of return heuristics.
4112 (predict_paths_leading_to): Rescuesce from old CVS version of
4113 process_note_prediction function.
4114 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
4116 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
4118 * config/s390/s390.c (s390_frame_info): Added alignment statement for
4119 floating point register area on stack.
4121 2004-09-20 Jakub Jelinek <jakub@redhat.com>
4123 * predict.c (expr_expected_value): Use *_CLASS_P macros.
4125 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
4127 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
4128 generating useless garbage.
4130 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
4132 * builtins.c (fold_builtin): Call the new omonymous
4133 target hook for machine-dependent built-ins.
4134 * target-def.h (TARGET_FOLD_BUILTIN): New.
4135 * target.h (struct gcc_target): Add the fold_builtin hook.
4136 * targhooks.c (default_fold_builtin): New.
4137 * targhooks.h (default_fold_builtin): Declare it.
4139 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
4141 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
4144 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
4147 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
4149 2004-09-20 Jan Hubicka <jh@suse.cz>
4151 * predict.c (estimate_probability): Remove unnecesary code.
4153 2004-09-19 Ira Rosen <irar@il.ibm.com>
4155 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
4156 (STMT_VINFO_VECT_DR_BASE): Declare.
4157 (VECT_SMODULO): Declare.
4158 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
4159 (vect_compute_array_base_alignment): New function.
4160 (vect_analyze_data_ref_access): Check array indices. Remove one
4161 dimensional arrays restriction.
4162 (vect_get_ptr_offset): New function.
4163 (vect_get_symbl_and_dr): New function.
4164 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
4165 (former name vect_get_base_decl_and_bit_offset).
4166 (vect_create_index_for_array_ref): Removed.
4167 (vect_create_index_for_vector_ref): New function.
4168 (vect_create_addr_base_for_vector_ref): New function.
4169 (vect_create_data_ref): Handle additional data refs. Call
4170 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
4171 (vect_compute_data_ref_alignment): Support the changes. Call
4172 vect_get_base_and_bit_offset.
4173 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
4174 data refs. Store vect_dr_base.
4175 (vect_analyze_data_ref_accesses): Support nonconstant init.
4176 (new_stmt_vec_info): Initialize vect_dr_base field.
4177 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4178 (get_vectype_for_scalar_type): Check for BLKmode.
4179 * tree-chrec.h (initial_condition_in_loop_num): Declare.
4180 * tree-chrec.c (initial_condition_in_loop_num): New function.
4181 (chrec_component_in_loop_num): New function.
4182 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
4183 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
4184 to be pointer to varray_type.
4186 2004-09-19 Jan Hubicka <jh@suse.cz>
4188 * basic-block.h (update_bb_profile_after_threading): Declare.
4189 * cfg.c (update_bb_profile_after_threading): Break out from ...
4190 * cfgcleanup.c (try_forward_edges): ... here; use it.
4191 * tree-ssa-dom.c (thread_across_edge): Use it.
4192 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
4193 profile of the new BB.
4195 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
4197 * tree-ssa-pre.c (insert_into_set): Don't put
4198 is_gimple_min_invariant values into the set.
4200 2004-09-19 Andreas Jaeger <aj@suse.de>
4202 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
4205 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
4207 * config/cris/cris.h: Preserve the original spelling in a
4210 2004-09-18 Jeff Law <law@redhat.com>
4212 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
4213 global varrays to replace the block local varrays.
4214 (struct dom_walk_block_data): Remove, no longer used.
4215 (get_eq_expr_value): No longer need to pass around pointers to local
4216 varrays. Callers updated. Unused markers added to unused parameters.
4217 (record_range, record_equivalences_from_stmt): Likewise.
4218 (record_equivalences_from_incoming_edge): Likewise.
4219 (record_var_is_nonzero): Likewise. Update now that we have a
4220 single global varray of SSA_NAMEs that need restoring.
4221 (dom_opt_initialize_block_local_data): Kill, no longer used.
4222 (tree_ssa_dominator_optimize): Initialize new global varrays.
4223 Update callbacks in dominator walker structure.
4224 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
4225 VRP_VARIABLES_STACK.
4226 (restore_nonzero_vars_to_original_value): Update now that we have
4227 a single global varray of SSA_NAMEs that need restoring.
4228 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
4229 Remove unused variables.
4230 (optimize_stmt): Remove unused variable.
4232 2004-09-18 Jan Hubicka <jh@suse.cz>
4234 * tree-cfg.c (thread_jumps): Fix updating of the profile.
4236 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
4239 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
4241 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
4242 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
4243 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
4244 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
4245 tree-ssa-operands.c, tree-ssa-phiopt.c,
4246 tree-ssa-threadupdate.c: Fix comment typos.
4248 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
4250 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
4251 config/arm/README-interworking, config/arm/arm-cores.def,
4252 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
4253 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
4254 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
4255 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
4256 config/frv/frv.md, config/i386/winnt.c,
4257 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
4258 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
4259 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
4260 config/mcore/mcore.c, config/mips/mips.h,
4261 config/mn10300/mn10300.md, config/pa/pa.c,
4262 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
4263 config/rs6000/rs6000.c, config/sh/symbian.c,
4264 config/sparc/sparc.h: Fix comment typos. Follow spelling
4267 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
4270 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
4272 2004-09-18 Diego Novillo <dnovillo@redhat.com>
4274 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
4275 remove TREE_ADDRESSABLE from RESULT_DECL.
4277 2004-09-18 Diego Novillo <dnovillo@redhat.com>
4279 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
4281 2004-09-18 Jan Hubicka <jh@suse.cz>
4283 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
4285 * tree-ssa-alias.c (init_alias_info): Likewise.
4286 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
4287 (verify_ssa): Likewise.
4288 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
4290 2004-09-18 Jan Hubicka <jh@suse.cz>
4292 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
4295 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
4297 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
4298 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4299 DW_EH_PE_sdata* for data.
4300 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
4302 2004-09-17 Geoffrey Keating <geoffk@apple.com>
4304 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
4308 * c-typeck.c (constructor_asmspec): Delete.
4309 (struct initializer_stack): Delete field 'asmspec'.
4310 (start_init): Delete saving of asmspec.
4311 (finish_init): Don't update constructor_asmspec.
4312 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
4313 * stmt.c (expand_asm): Duplicate strings from tree.
4314 (expand_asm_operands): Likewise.
4315 * tree.c (tree_size): Update computation of size of STRING_CST.
4316 (make_node): Don't make STRING_CST nodes.
4317 (build_string): Allocate string with tree node.
4318 (tree_code_size): Clean up assertions, don't allow requests
4319 for "the size of a STRING_CST".
4320 * tree.def (STRING_CST): Update comment.
4321 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
4322 (tree_string): Place contents of string in tree node.
4323 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
4326 2004-09-17 Zack Weinberg <zack@codesourcery.com>
4328 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
4329 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
4331 2004-09-17 Jones Desougi <jones@ingate.com>
4333 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
4334 * configure, config.in: Regenerate.
4336 2004-09-17 Zack Weinberg <zack@codesourcery.com>
4338 * tree.c, tree.h (tree_class_strings): Make array const.
4339 Reindent per coding convention. Move asterisk to proper place
4340 per coding convention.
4342 2004-09-18 Andreas Schwab <schwab@suse.de>
4344 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
4345 (tree-vectorizer.o): Likewise.
4346 (targhooks.o): Likewise.
4348 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
4349 Zack Weinberg <zack@codesourcery.com>
4351 * alias.c (find_base_decl): Remove unreachable case '3' block.
4352 * expr.c (safe_from_p): Abort if passed a type.
4353 * tree-gimple.c (recalculate_side_effects): Abort if passed
4354 anything other than an expression.
4355 * tree-ssa-pre.c (phi_translate): Return expr immediately if
4356 is_gimple_min_invariant is true for it. Reorder cases for clarity.
4357 Abort on un-handled tree classes.
4358 (valid_in_set): Likewise.
4359 * tree.c (tree_code_class_strings): New static data.
4361 * tree.h (enum tree_code_class): New.
4362 (tree_code_class_strings): Declare.
4363 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
4364 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
4365 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
4366 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
4367 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
4369 * tree.def, c-common.def, objc/objc-tree.def: Use
4370 tree_code_class enumeration constants instead of code letters.
4372 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
4373 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
4374 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
4375 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
4376 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
4377 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
4378 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
4379 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
4380 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
4381 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
4382 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
4383 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
4384 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
4387 * LANGUAGES: Add note about change.
4389 2004-09-17 Diego Novillo <dnovillo@redhat.com>
4391 PR tree-optimization/17319
4392 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
4393 examine pointers on the LHS of an assignment.
4394 (collect_points_to_info_r): Handle RETURN_EXPR.
4396 2004-09-17 Jeff Law <law@redhat.com>
4398 * tree-ssa-dom.c (const_and_copies_stack): New.
4399 (dom_walk_block_data): Remove const_and_copies field.
4400 (record_const_or_copy): No longer need to pass in varray_type *.
4401 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
4403 (record_equality): Similarly.
4404 (restore_vars_to_original_value): Similarly. Revamp to use new
4405 single global stack rather than per-block stacks.
4406 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
4407 (thread_across_edge): Remove now unused parameters.
4408 (dom_opt_initialize_block_local_data): No longer test the block
4409 local CONST_AND_COPIES.
4410 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
4412 2004-09-17 Jan Hubicka <jh@suse.cz>
4414 PR tree-optimization/17509
4415 * tree-optimize.c (update_inlined_to_pointers): New function.
4416 (tree_rest_of_compilation): Use it.
4418 2004-09-17 Devang Patel <dpatel@apple.com>
4420 * dbxout.c (get_lang_number): New.
4421 (dbxout_init): Include lang number in N_SO stab.
4422 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
4423 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
4425 2004-09-17 Diego Novillo <dnovillo@redhat.com>
4427 PR tree-optimization/17273
4428 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
4429 replacement is a constant.
4431 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
4433 * c-tree.h (enum c_typespec_keyword): New.
4434 (struct c_declspecs): Adjust description of "type". Remove
4435 specbits, explicit_int_p and explicit_char_p. Rename
4436 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
4437 short_p, signed_p, unsigned_p and complex_p.
4438 (finish_declspecs): New.
4439 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
4440 typename): Call finish_declspecs.
4441 * c-decl.c (finish_declspecs): New.
4442 (declspecs_add_type): Check for combinations which cannot occur in
4443 valid specifier lists. Update comments.
4444 (shadow_tag_warned): Remove checks done in finish_declspecs.
4445 Don't report useless type name if type defaulted to int.
4446 (grokdeclarator): Remove checks and actions done in
4447 finish_declspecs. Don't allow for type being NULL. Update for
4448 datastructures changes. Initialize decl_attr.
4449 (build_null_declspecs, quals_from_declspecs): Update for
4450 datastructures changes.
4452 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
4454 * doc/extend.texi: Fix duplicated word.
4456 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
4458 * doc/invoke.texi: Remove stray explanation on
4459 -freduce-all-givs and -fmove-all-movables.
4461 2004-09-17 James Morrison <phython@gcc.gnu.org>
4463 * doc/cfg.texi: Use @smallexample.
4464 * doc/md.texi: Likewise.
4465 * doc/tree-ssa.texi: Likewise.
4466 * doc/extend.texi: Likewise. Use @r{} in comments.
4467 * doc/trouble.texi: Use @r{} in comments.
4469 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
4471 * configure.ac (gcc_cv_gld_version): Handle whitespace before
4473 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
4474 * configure: Regenerate.
4476 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
4478 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
4479 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
4480 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
4481 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
4482 slashes in substitutions.
4483 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
4485 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
4487 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
4488 gimplify.c, lambda-code.c, optabs.c, predict.c,
4489 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
4490 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
4493 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
4495 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
4496 doc/extend.texi, doc/install.texi, doc/invoke.texi,
4497 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
4498 doc/trouble.texi: Use @option around options.
4500 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
4502 * Makefile.in (gen-protos.o): Depend on errors.h.
4504 2004-09-17 Steven Bosscher <stevenb@suse.de>
4506 PR tree-optimization/17513
4507 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
4508 for successors of the entry block.
4510 2004-09-17 Uros Bizjak <uros@kss-loka.si>
4512 PR rtl-optimization/15187
4513 * ifcvt.c (noce_try_cmove_arith): Exit early if total
4514 insn_rtx_cost of both branches > BRANCH_COST
4516 2004-09-16 Diego Novillo <dnovillo@redhat.com>
4518 PR tree-optimization/17528
4519 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
4520 erase the may-alias set for a tag when merging it with
4523 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
4525 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
4526 for 32-bit TARGET_SHMEDIA.
4527 (call_value): Likewise.
4529 2004-09-16 Diego Novillo <dnovillo@redhat.com>
4531 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
4532 test apply only to TREE_STATIC and DECL_EXTERNAL.
4534 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4536 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
4537 * basic-block.h (get_dominated_by_region): Declare.
4538 * dominance.c (get_dominated_by_region): New function.
4539 * tree-cfg.c: Include cfglayout.h.
4540 (tree_duplicate_bb): Duplicate also phi nodes.
4541 (struct ssa_name_map_entry): New type.
4542 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
4543 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
4544 allocate_ssa_names, rewrite_to_new_ssa_names_def,
4545 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
4546 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
4547 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
4548 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
4549 rewrite_to_new_ssa_names, allocate_ssa_names,
4550 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
4551 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
4552 (copy_loop_headers): Use tree_duplicate_sese_region.
4554 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
4556 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
4558 2004-09-16 Jeff Law <law@redhat.com>
4560 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
4561 (rewrite_block_data): Remove, no longer used.
4562 (rewrite_initialize_block_local_data): Remove, no longer used.
4563 (rewrite_initialize_block): Mark parameters as unused as needed.
4564 Change references to the block local block_defs to be block_defs_stack.
4565 Push a marker onto the block_defs_stack.
4566 (ssa_rewrite_initialize_block): Similarly.
4567 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
4568 (ssa_register_new_def): No longer needs varray argument. Use
4569 block_defs_stack instead. No longer handle possibly null block_defs
4570 varray. Reverse order of items we push on the stack to make it
4571 easier to identify our marker.
4572 (register_new_def): No longer handle possibly null block_defs
4574 (rewrite_finalize_block): Revamp to look for markers in the global
4575 block_defs_stack varray rather than wiping a block local varray.
4576 Mark arguments as unused as needed.
4577 (ssa_rewrite_finalize_block): Similarly.
4578 (rewrite_into_ssa): Update initialization of dom walker structure
4579 to reflect that we don't need block local data anymore. Initialize
4580 the block_defs_stack varray.
4581 (rewrite_ssa_into_ssa): Similarly.
4582 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
4583 (struct dom_walk_data): Kill block_defs field.
4584 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
4585 (thread_across_edge): Use the global block_defs_stack instead of
4586 the old block_defs varray.
4587 (dom_opt_initialize_block_local_data): Update now that we don't have
4588 block_defs field to check anymore.
4589 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
4590 (restore_currdefs_to_original_value): Use the new block_defs_stack
4591 instead of a block local varray.
4592 (dom_opt_finalize_block): Similarly.
4593 (record_equivalencs_from_phis): Similarly.
4594 (optimize_stmt, register_definitions_for_stmt): Similarly.
4596 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
4598 PR tree-optimization/17517
4599 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4600 coalesce same-root variables without checking for abnormal PHI usage.
4602 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
4604 * cfgloop.h (duplicate_loop): Add prototype.
4605 * cfgloopmanip.c (duplicate_loop): Make non-static.
4606 * lambda-code.c (perfect_nestify): Factor out test whether
4607 we can handle this loop into separate function.
4609 (can_convert_to_perfect_nest): New function.
4610 (replace_uses_of_x_with_y): Add modify_stmt call.
4611 * tree-loop-linear.c (linear_transform_loops): Call
4612 rewrite_into_loop_closed_ssa and free_df.
4614 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
4616 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
4617 loop invariant as well.
4618 (perfect_nestify): new function.
4619 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
4620 upper bounds, and steps.
4621 Set outerinductionvar properly.
4622 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
4624 Return NULL if we need a perfect loop and can't make one.
4625 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
4626 (not_interesting_stmt): New function.
4627 (phi_loop_edge_uses_def): Ditto.
4628 (stmt_uses_phi_result): Ditto.
4629 (stmt_is_bumper_for_loop): Ditto.
4630 (perfect_nest_p): Ditto.
4631 (nestify_update_pending_stmts): Ditto.
4632 (replace_uses_of_x_with_y): Ditto.
4633 (stmt_uses_op): Ditto.
4634 (perfect_nestify): Ditto.
4635 * lambda-mat.c (lambda_matrix_id_p): New function.
4636 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
4637 * lambda.h: Update prototypes.
4638 * tree-loop-linear (linear_transform_loop): Use new
4639 perfect_nest_p. Detect and ignore identity transform.
4640 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
4642 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
4644 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
4645 Gather also strides of accessed data. Pass in the data references
4647 (try_interchange_loops): Add a new heuristic for handling the temporal
4648 locality. Pass in the data references array.
4649 (linear_transform_loops): Pass the data references array to
4650 try_interchange_loops.
4652 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
4654 * doc/invoke.texi: Fix typos. Follow spelling conventions.
4656 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
4658 * doc/c-tree.texi (Classes): Remove index entries for
4659 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
4661 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4663 * fold-const.c (fold): Fold difference of addresses.
4664 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
4665 get_inner_reference.
4666 * tree-ssa-loop-ivopts.c (peel_address): Removed.
4667 (ptr_difference_const): Moved to fold-const.c.
4668 (split_address_cost): Use get_inner_reference instead of peel_address.
4669 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
4670 * tree.h (ptr_difference_const): Export.
4672 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
4673 variable type to the dump. Fix indentation.
4674 (idx_find_step): Handle nonconstant array_ref_element_size and
4675 array_ref_low_bound.
4676 (idx_record_use): Handle array_ref_element_size and
4677 array_ref_low_bound.
4678 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
4679 statements correctly.
4680 (get_computation_at, iv_value): Do not unshare expressions here.
4681 (rewrite_use_outer): Unshare the expression before it is emitted
4683 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
4685 * tree.c (unsigned_type_for, signed_type_for): Moved from
4686 tree-ssa-loop-niter.c. Use langhooks.
4687 * tree.h (signed_type_for): Export.
4689 2004-09-16 David Edelsohn <edelsohn@gnu.org>
4691 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
4694 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
4697 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
4698 Add two parameters to extra_includes.
4699 (C_INCPATH_INIT): Remove.
4700 * c-incpath.c (register_include_chains): Call extra_pre_includes
4701 before adding the standard include directory.
4702 Update call to extra_includes.
4703 (!defined TARGET_EXTRA_INCLUDES): Update
4704 hook_void_charptr_charptr_int and add !define
4705 TARGET_EXTRA_PRE_INCLUDES.
4706 (!define TARGET_EXTRA_INCLUDES): Define as
4707 hook_void_charptr_charptr_int.
4708 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
4709 (target_c_incpath): Always declare.
4710 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
4712 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
4713 * config/darwin.h: (darwin_register_frameworks): Update for
4714 the two new parameters.
4715 (darwin_register_objc_includes): Add prototype.
4716 (TARGET_EXTRA_PRE_INCLUDES): Define.
4717 * config/darwin-c.c (darwin_register_objc_includes): New function.
4718 (darwin_register_frameworks): Update for the two new parameters.
4719 (target_c_incpath): Remove.
4720 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
4722 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
4724 (TARGET_EXTRA_PRE_INCLUDES): Document.
4726 * gcc.c (spec_function): Add replace-outfile.
4727 (replace_outfile_spec_function): New function.
4728 * config/darwin.h (LINK_SPEC): Add replace
4729 -lobjc with -lobjc-gnu if -fgnu-runtime is
4731 * invoke.texi (replace-outfile): Document.
4733 2004-09-13 Jan Hubicka <jh@suse.cz>
4735 * predict.c (expr_expected_value, strip_builtin_expect): New function.
4736 (tree_predict_by_opcode): Use it.
4737 (tree_estimate_probability): Add, for now disabled,
4738 strip_builtin_expect call.
4740 2004-09-15 James E Wilson <wilson@specifixinc.com>
4743 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
4744 if current_function_decl is a sibcall.
4746 2004-09-15 Mark Mitchell <mark@codesourcery.com>
4748 * varasm.c (default_function_rdodata_section): Make sure to pass
4749 along a decl for a link-once section.
4751 2004-09-15 Richard Henderson <rth@redhat.com>
4753 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
4754 warning with code disable. Fix formatting.
4756 2004-09-15 Steven Bosscher <stevenb@suse.de>
4758 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
4759 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
4760 after propagating into an ADDR_EXPR.
4762 2004-09-15 Andrew Pinski <apinski@apple.com>
4765 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
4766 Move it out of gcc_assert.
4768 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
4770 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
4771 except.c, fold-const.c, function.c, langhooks.c, params.c,
4772 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
4773 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
4774 for quoting in diagnostics going through pretty-print.c. Use ''
4775 for quoting in other diagnostic text.
4776 * langhooks.c: Include intl.h. Mark text locating diagnostics for
4778 * Makefile.in (langhooks.o): Update dependencies.
4779 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
4782 2004-09-15 Mark Mitchell <mark@codesourcery.com>
4784 * configure.ac: Check for COMDAT support. Robustify check for
4786 * configure: Regenerated.
4787 * config.in: Likewise.
4788 * langhooks-def.h (lhd_comdat_group): New function.
4789 (LANG_HOOKS_COMDAT_GROUP): New macro.
4790 (LANG_HOOKS_DECLS): Use it.
4791 * langhooks.c (lhd_comdat_group): Define.
4792 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
4793 * output.h (named_section_flags): Make it a macro.
4794 (named_section_real): New function.
4795 (default_no_named_section): Add decl parameter.
4796 (default_elf_asm_named_section): Likewise.
4797 (default_coff_asm_named_section): Likewise.
4798 (default_pe_asm_named_section): Likewise.
4799 * target.h (gcc_target): Adjust type of named_section.
4800 * varasm.c (named_section_flags): Rename to named_section_real.
4802 (default_no_named_section): Add decl parameter.
4803 (default_elf_asm_named_section): Use COMDAT, if available. Deal
4804 with the case that ASM_COMMENT_START is "@".
4805 (default_coff_asm_named_section): Add decl parameter.
4806 (default_pe_asm_named_section): Likewise.
4807 * config/alpha/alpha.c (vms_asm_named_section): Add decl
4809 (unicosmk_asm_named_section): Likewise.
4810 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
4811 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
4812 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
4813 * config/cris/cris-protos.h (cris_target_asm_named_section):
4815 * config/cris/cris.c (cris_target_asm_named_section):
4817 * config/darwin/darwin-protos.h (darwin_asm_named_section):
4819 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
4820 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
4821 * config/i386/i386-protos.h (i386_pe_asm_named_section):
4823 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
4824 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
4825 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
4826 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
4828 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
4829 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
4830 * cp/cp-tree.h (cxx_comdat_group): Declare.
4831 * cp/decl.c (cxx_comdat_group): New function.
4833 2004-09-15 Jan Hubicka <jh@suse.cz>
4835 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
4836 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
4838 * tree-cfg.c (remove_bb): Release SSA defs.
4840 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
4842 * doc/tm.texi: Follow spelling conventions.
4844 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
4846 * tree-ssa-dom.c: Fix comment typos.
4848 2004-09-15 Alan Modra <amodra@bigpond.net.au>
4850 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
4852 (ppc_fallback_frame_state): Save location of CR.
4854 2004-09-15 Jakub Jelinek <jakub@redhat.com>
4856 * expr.c (string_constant): Handle also read-only variables
4857 initialized to string literals.
4859 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
4860 into memcpy (x, y, 1) if memcpy can be expanded inline.
4862 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4864 PR tree-optimization/17468
4865 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
4866 definition inside a block precede uses.
4867 * tree-tailcall.c (adjust_return_value): Emit statements in the
4870 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
4872 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
4874 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
4876 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
4878 2004-09-14 Jeff Law <law@redhat.com>
4880 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
4881 (struct dom_walk_block_data): Remove avail_exprs member.
4882 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
4883 (lookup_avail_expr): No longer need to pass in address of
4884 the block local available exprs stack. All callers changed.
4885 (simplify_cond_and_lookup_avail_expr): Similarly.
4886 (simplify_switch_and_lookup_avail_expr): Similarly.
4887 (get_eq_expr_value, record_cond): Likewise.
4888 (record_dominating_conditions): Likewise.
4889 (update_rhs_and_lookup_avail_expr): Likewise.
4890 (record_equivalences_from_stmt): Likewise.
4891 (dom_opt_initialize_block_local_data): No longer test state of
4892 block local avail_exprs.
4893 (dom_opt_initialize_block): Mark unwind point in the global
4895 (remove_expressions_from_table): Update to unwind to the
4896 most recent unwind marker in the global avail_expr stack.
4897 All callers changed.
4898 (dom_opt_finalize_block): Mark unwind point in the global
4899 avail_expr stack as needed.
4900 (record_cond): Push elements into the global avail_exprs stack.
4902 * tree-dfa.c (free_df_for_stmt): No longer static.
4903 (free_df): Update comments.
4904 * tree-flow.h (free_df_for_stmt): Prototype.
4905 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
4908 2004-09-14 Diego Novillo <dnovillo@redhat.com>
4910 PR tree-optimization/17252
4911 * tree-ssa-alias.c (may_alias_p): Don't assume that a
4912 pointer may not point to itself when using relaxed
4915 2004-09-14 Richard Henderson <rth@redhat.com>
4918 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
4919 while folding <ADDR_EXPR <INDIRECT_REF X>>.
4921 2004-09-14 Andrew Pinski <apinski@apple.com>
4923 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
4924 sets of the pointers but the aliasing sets of what they point to.
4926 2004-09-14 Roger Sayle <roger@eyesopen.com>
4928 PR rtl-optimization/9771
4929 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
4930 conditional compilation in init_reg_sets_1.
4931 (init_reg_sets_1): Let global_regs[i] take priority over the frame
4932 (but not stack) pointer exceptions to regs_invalidated_by_call.
4933 (globalize_reg): Globalizing a fixed register may need to update
4934 regs_invalidated_by_call.
4936 2004-09-14 Diego Novillo <dnovillo@redhat.com>
4938 PR tree-optimization/15262
4939 * tree-dfa.c (dump_variable): Also print the type of the
4941 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
4942 memory tags are of conflicting alias sets but have no aliased
4943 symbols in common, add one tag to the alias set of the other.
4944 (setup_pointers_and_addressables): Remove hack to deal with
4945 programs with no aliased symbols.
4946 (may_alias_p): Don't special case aggregate types.
4948 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
4951 * doc/invoke.texi (Environment Variables): Correct example locale.
4953 2004-09-14 Jan Hubicka <jh@suse.cz>
4955 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
4957 2004-09-14 Mark Mitchell <mark@codesourcery.com>
4959 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
4961 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
4963 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
4965 (struct c_declarator): Change u.array.quals and pointer_quals to
4966 int. Add u.array.attrs.
4967 (quals_from_declspecs): New.
4968 * c-decl.c (quals_from_declspecs): New.
4969 (shadow_tag_warned): Give more specific message for useless type
4971 (build_array_declarator, set_array_declarator_inner,
4972 grokdeclarator, make_pointer_declarator, build_null_declspecs,
4973 declspecs_add_qual): Update for changed structures.
4975 2004-09-14 Jeff Law <law@redhat.com>
4977 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
4979 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
4980 (dom_opt_initialize_block_local_data): No longer test state
4982 (dom_opt_finalize_block): Update due to change in scope of
4984 (optimize_stmt): Similarly.
4986 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
4988 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
4989 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
4990 comment typos. Follow spelling conventions.
4992 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
4994 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
4995 config/i386/predicates.md, config/sparc/sparc.c: Follow
4996 spelling conventions.
4998 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4999 Steven Bosscher <stevenb@suse.de>
5001 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
5002 * basic-block.h (struct reorder_block_def): Add copy_number field.
5003 * cfgloop.h (biv_p): Declare.
5004 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
5005 * common.opt (fsplit-ivs-in-unroller): New flag.
5006 * loop-iv.c (biv_p): New function.
5007 * loop-unroll.c: Include hashtab.h and recog.h.
5008 (struct iv_to_split, struct split_ivs_info): New types.
5009 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
5010 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
5011 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
5012 insert_base_initialization, split_iv): New functions.
5013 (peel_loop_completely, unroll_loop_constant_iterations,
5014 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
5016 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
5018 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5020 * tree-cfg.c (thread_jumps): Update dominators correctly in
5021 case destination of threaded edge dominates its source.
5023 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5025 * unroll.c: Removed.
5027 * Makefile.in (LOOP_H, unroll.o): Removed.
5028 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
5030 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
5032 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
5033 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
5034 * loop.c: Do not include loop.h.
5035 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
5036 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
5037 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
5038 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
5039 struct loop_regs, struct loop_movables, struct loop_info): Moved
5041 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
5042 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
5043 find_common_reg_term, loop_iterations, final_giv_value): Moved
5045 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
5046 loop_dump_stream, for_each_insn_in_loop, express_from,
5047 extend_value_for_giv, loop_iv_add_mult_emit_before,
5048 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
5049 loop_insn_first_p, get_condition_for_loop,
5050 loop_insn_emit_before, loop_insn_hoist,
5051 loop_insn_sink): Made static.
5052 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
5054 (strength_reduce): Do not call unroller.
5055 (record_giv): Do not initialize unrolled field.
5056 (prescan_loop): Do not set loop_info->preconditioned.
5057 * passes.c: Do not include loop.h.
5058 (rest_of_handle_loop_optimize): Do not call unroller.
5059 * predict.c: Do not include loop.h.
5060 * rtl.h (NOTE_PRECONDITIONED): Removed.
5061 * stmt.c: Do not include loop.h.
5062 * toplev.c: Do not include loop.h.
5063 (process_options): Do not handle flag_old_unroll_loops.
5065 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
5066 Documentation removed.
5067 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
5069 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
5071 * Makefile.in (STAGE1_CHECKING): New variable.
5072 (stage1_build): Use it.
5073 * tree-ssa.c (verify_ssa): Preserve state of dominance
5076 2004-09-14 Uros Bizjak <uros@kss-loka.si>
5078 * config/i386/i386.c (output_fp_compare): Add generation
5079 of ftst instruction.
5080 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
5081 Use output_fp_compare () function.
5082 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
5083 (fix_truncdi_memory): Remove operands[5] copy.
5085 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
5087 * config/m32r/m32r.md, config/m68k/m68kelf.h,
5088 config/mcore/mcore.md, config/rs6000/linux64.h,
5089 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
5092 2004-09-13 James E Wilson <wilson@specifixinc.com>
5094 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
5095 * gen-protos.c: Include errors.h.
5098 2004-09-14 Jan Hubicka <jh@suse.cz>
5100 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
5101 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
5102 (predict_loops): Use number_of_iterations_exit to predict
5103 number of iterations on trees.
5105 2004-09-13 Dale Johannesen <dalej@apple.com>
5109 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
5110 objects declared extern.
5112 2004-09-14 Paul Brook <paul@codesourcery.com>
5114 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
5117 2004-09-13 Daniel Jacobowitz <dan@debian.org>
5119 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
5120 Only use TYPE_BINFO for aggregates.
5122 2004-09-13 Daniel Jacobowitz <dan@debian.org>
5124 * expmed.c (synth_mult): Initialize latency. Check cost before
5127 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
5129 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
5130 add_call_clobber_ops and add_call_read_ops.
5131 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
5132 the number of vdefs and vuses inserted based on analysis of global
5133 variables across calls. * tree-dfa.c (find_referenced_vars):
5134 Needed to reset static var maps before each function is compiled.
5136 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
5137 static_vars_info,functions_to_static_vars_info,module_statics_escape,
5138 all_module_statics,searchc_env,dfs_info): New fields to support
5139 analysis of static global variables.
5140 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
5141 cgraph_reset_static_var_maps, get_global_static_vars_info,
5142 get_global_statics_not_read, get_global_statics_not_written,
5143 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
5144 check_rhs_var, check_lhs_var, get_asm_expr_operands,
5145 process_call_for_static_vars, scan_for_static_refs,
5146 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
5147 clear_static_vars_maps, cgraph_propagate_bits,
5148 cgraph_characterize_statics): New. Functions to support analysis
5149 of static global variables.
5150 (cgraph_mark_local_and_external_functions): Renamed from:
5151 (cgraph_mark_local_functions)
5152 (cgraph_expand_all_functions): Remove call to
5153 cgraph_mark_local_and_external_functions.
5154 (cgraph_optimize): Added driver to analyze static variables whose
5155 scope is within the compilation unit. * cgraph.h (struct
5156 cgraph_local_info, GTY): Added statics_read, statics_written,
5157 local, calls_read_all, calls_write_all, for_functions_valid.
5158 (struct cgraph_node): Added next_cycle. * cgraph.c
5159 (dump_cgraph_node): Added print routines for new fields. *
5160 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
5163 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
5165 * c-decl.c (grokdeclarator): Correct comments about where storage
5166 class specifiers are rejected by grammar and add corresponding
5167 asserts. Diagnose typedefs and parameters declared inline.
5168 Change warning for inline main to a pedwarn. Only diagnose inline
5170 (declspecs_add_scspec): Allow duplicate "inline".
5172 2004-09-13 Steve Ellcey <sje@cup.hp.com>
5174 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
5175 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
5177 2004-09-13 Richard Henderson <rth@redhat.com>
5180 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
5181 (tree_type): Replace spare with contains_placeholder_bits.
5182 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
5183 make static. Remove seen_types list.
5184 (type_contains_placeholder_p): New.
5186 2004-09-13 James E Wilson <wilson@specifixinc.com>
5188 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
5189 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
5190 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
5191 bdesc_arrays instead of mips_bdesc.
5192 (mips_init_builtins): Likewise.
5193 * config/mips/mips.h (TARGET_SB1): New.
5194 (HAVE_SQRT_P): Delete.
5195 * config/mips/mips.md (divide_condition): Support V2SF.
5196 (sqrt_condition, recip_condition): New.
5197 (div<mode>3): Use ANYF instead of SCALARF.
5198 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
5200 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
5201 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
5203 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
5204 instead of SCALARF. Use UNITMODE instead of MODE.
5206 2004-09-13 Zack Weinberg <zack@codesourcery.com>
5208 * config.in: Regenerate after removal of libbanshee.
5210 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
5212 PR tree-optimization/17400
5213 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5214 coalesce partitions when one occurs in an abnormal PHI.
5216 2004-09-13 Andrew Pinski <apinski@apple.com>
5218 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
5221 2004-09-13 Richard Henderson <rth@redhat.com>
5224 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
5225 (cselib_invalidate_rtx_note_stores): New.
5226 (cselib_record_sets, cselib_process_insn): Update to match.
5227 * cselib.h (cselib_invalidate_rtx): Declare.
5228 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
5230 2004-09-13 Richard Henderson <rth@redhat.com>
5233 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
5234 after copying its argument.
5236 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
5238 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
5239 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
5240 in diagnostics. Use %' for English apostrophes.
5241 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
5242 (pedwarn_c90, pedwarn_c99): Use it.
5243 * c-decl.c (lookup_label): Quote label name in diagnostic.
5244 * c-parse.in (yyprint): Use ' instead of ` for left quote.
5245 * c-typeck.c (warn_for_assignment): Likewise.
5247 2004-09-13 Jan Hubicka <jh@suse.cz>
5249 * i386.c (x86_schedule): New global variable.
5250 (override_options): Disable scheduling when not supported.
5251 * i386.h (x86_schedule): Declare.
5252 (TARGET_SCHEDULE): New macro.
5254 2004-09-12 Richard Henderson <rth@redhat.com>
5257 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
5258 * tree.c, tree.h (has_cleanups): Remove.
5260 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5262 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
5263 arguments of the phi nodes correctly.
5265 2004-09-12 Jan Hubicka <jh@suse.cz>
5267 * ggc-common.c (cmp_statistics): Fix sorting.
5269 2004-09-12 David Edelsohn <edelsohn@gnu.org>
5272 * expmed.c (expand_divmod): If cheap power of 2 divide is
5273 available, use it for negative constant as well.
5275 2004-09-12 Andrew Pinski <apinski@apple.com>
5277 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
5280 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
5282 2004-09-12 Richard Henderson <rth@redhat.com>
5284 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
5286 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
5287 post-reload, and scratch NULL.
5288 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
5289 (x86_shift_adj_2): Use ix86_expand_clear.
5290 (ashldi3): Remove CMOVE expansion difference.
5291 (ashldi3_1): Remove.
5292 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
5293 add constraints for immediates. New peephole for split-with-temp.
5294 Run splitter after peep2 pass.
5295 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
5296 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
5297 (setcc_2): Rename with *.
5298 * config/i386/predicates.md (reg_or_pm1_operand): New.
5299 (ashldi_input_operand): New.
5301 2004-09-12 Richard Henderson <rth@redhat.com
5303 * print-rtl.c (print_decl_name): New.
5304 (print_mem_expr): Use it.
5306 2004-09-12 Richard Henderson <rth@redhat.com
5309 * except.c (sjlj_emit_function_exit): Fix logic locating
5310 sjlj_exit_after in final block.
5312 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
5314 * common.opt: Remove flags -fmove-all-movables and
5316 * loop-invariant.c (find_invariants_to_move):
5317 Remove all uses of flag_move_all_movables.
5318 * loop.c (move_movables): Remove all uses of
5319 flag_move_all_movables.
5320 (strength_reduce): Remove all uses of
5321 flag_reduce_all_givs.
5322 * doc/invoke.texi: Remove documentation of flags
5323 -fremove-all-movables and -freduce-all-givs.
5325 2004-09-11 Roger Sayle <roger@eyesopen.com>
5328 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
5329 change. elt->type may be a floating point type, so use fold_convert.
5331 2004-09-11 Geoffrey Keating <geoffk@apple.com>
5333 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
5334 the thing referenced as used, not the stub itself.
5336 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
5338 * c-tree.h (enum c_storage_class): New.
5339 (struct c_declspecs): Add storage_class, inline_p and thread_p.
5340 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
5341 declarations and "auto" or "register" in file scope empty
5342 declarations. Give more specific warnings for other cases of
5343 storage class specifiers in empty declarations.
5344 (grokdeclarator): Update for new structures. Don't check for
5345 multiple storage classes. Diagnose file-scope "register" if
5347 (build_null_declspecs): Update.
5348 (declspecs_add_scspec): Update. Diagnose multiple storage class
5349 specifiers and invalid uses of "__thread".
5351 2004-09-11 Zack Weinberg <zack@codesourcery.com>
5353 * tree.c (tree_code_size): New function, bulk of code from tree_size.
5354 (tree_size, make_node): Use it.
5355 * tree-ssa-pre.c (init_pre): Use it.
5356 * tree.h: Prototype it.
5358 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5360 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
5361 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
5362 redirect_immediate_use): Use PHI_DF.
5363 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
5364 (bb_for_stmt): Use PHI_BB.
5365 (get_immediate_uses): Use PHI_DF.
5366 * tree-ssa-dse.c (max_stmt_uid): New variable.
5367 (get_stmt_uid): New function.
5368 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
5370 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
5371 (max_uid): Renamed to max_stmt_uid.
5372 (get_stmt_uid): New function.
5373 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
5374 phi node annotations.
5375 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
5376 * tree.h (PHI_BB, PHI_DF): New accessor functions.
5377 (struct tree_phi_node): Add bb and df fields.
5379 2004-09-11 Richard Henderson <rth@redhat.com>
5382 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
5385 2004-09-11 Jan Hubicka <jh@suse.cz>
5387 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
5388 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
5389 * i386.md (i387_cw): Add 'uninitialized' mode.
5391 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
5392 (output_location): Break out from ....
5393 (branch_prob): ... here; handle gcov output on trees.
5394 * toplev.c (process_options): No longer be sorry about coverage for
5397 2004-09-11 Steven Bosscher <stevenb@suse.de>
5400 * fold-const.c (fold): Do not try to fold the operand of a
5401 CLEANUP_POINT_EXPR if that operand does itself not have any
5405 * langhooks.c (lhd_decl_printable_name): Make sure that this
5406 function is called with is a decl node that has an identifier.
5407 * tree-pretty-print.c (dump_function_name): New function to
5408 wrap PRINT_FUNCTION_NAME and dump_decl_name.
5409 (print_call_name): Use it.
5411 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
5413 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
5416 2004-09-11 Jakub Jelinek <jakub@redhat.com>
5418 * tree-ssa-alias.c (collect_points_to_info_r): Handle
5419 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
5422 2004-09-11 Richard Henderson <rth@redhat.com>
5424 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
5425 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
5426 operand of the ADDR_EXPR.
5427 (expand_expr_real_1): Update to match.
5429 2004-09-11 David Edelsohn <edelsohn@gnu.org>
5432 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
5433 choose 64-bit version.
5435 2004-09-11 Richard Henderson <rth@redhat.com>
5438 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
5440 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
5442 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
5443 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
5444 Insert @: after i.e. or e.g.
5446 2004-09-10 Geoffrey Keating <geoffk@apple.com>
5448 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
5449 D.xxx rather than <Dxxx>.
5451 2004-09-10 Adam Nemet <anemet@lnxw.com>
5453 * configure.ac (AC_MSG_CHECKING(what linker to use)):
5454 in_tree_ld_is_elf should be true for LynxOS.
5455 * configure: Regenerate.
5457 2004-09-10 Adam Nemet <anemet@lnxw.com>
5459 * Makefile.in (all.cross): Add srcextra.
5461 2004-09-10 Roger Sayle <roger@eyesopen.com>
5464 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
5465 floating point comparison operators. Change aborts to gcc_asserts.
5467 2004-09-10 Geoffrey Keating <geoffk@apple.com>
5469 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
5471 2004-09-10 James E Wilson <wilson@specifixinc.com>
5473 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
5474 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
5476 * convert.c (convert_to_vector): Replace recursive call with
5479 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
5480 Add integer argument named constant. Use const_tiny_rtx instead of
5482 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
5484 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
5486 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
5487 of gen_rtx_raw_CONST_VECTOR.
5489 2004-09-10 Eric Christopher <echristo@redhat.com>
5492 * c-parse.in (attribute): Add NULL_TREE for error case
5495 2004-09-10 Zack Weinberg <zack@codesourcery.com>
5497 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
5498 (extract_interface_info): Delete prototype.
5499 * c-decl.c (extract_interface_info): Delete stub.
5500 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
5501 it's not already been done ...
5502 (init_c_lex): ... not here.
5503 (fe_file_change): Don't call extract_interface_info.
5505 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
5507 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
5508 typedef_p and typedef_signed_p.
5509 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
5510 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
5511 Check typedef_p and typedef_signed_p, not typedef_decl.
5512 (grokfield): Check typedef_p, not typedef_decl.
5513 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
5515 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
5518 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
5520 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
5522 2004-09-10 Geoffrey Keating <geoffk@apple.com>
5524 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
5525 temporary variables.
5527 * dbxout.c (dbxout_block): Update for
5528 current_function_func_begin_label a string.
5529 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
5530 * except.c (dw2_output_call_site_table): Likewise.
5531 * toplev.c (current_function_func_begin_label): Likewise.
5532 * tree.h (current_function_func_begin_label): Likewise.
5533 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
5535 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
5538 * config/darwin.c: Include target.h.
5539 (struct machopic_indirection): Make ptr_name a string.
5540 (machopic_indirection_hash): Update for ptr_name a string.
5541 (machopic_indirection_eq): Likewise.
5542 (machopic_indirection_name): Likewise.
5543 (machopic_output_indirection): Likewise.
5544 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
5545 string. Don't expect stub names to be in the identifier hash table.
5546 Do call strip_name_encoding before looking up entry in ID hash table.
5547 * config/t-darwin (darwin.o): Add target.h to dependencies.
5549 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
5550 of fprintf for register names.
5552 * output.h (unlikely_section_label): Delete declaration.
5553 (unlikely_text_section_name): Likewise.
5554 * varasm.c (unlikely_section_label_printed): Make static.
5555 (unlikely_section_label): Likewise.
5556 (unlikely_text_section_name): Likewise.
5557 (assemble_start_function): Use reconcat.
5559 * rtl.def (REG): Add comment to describe third field.
5561 2004-09-10 Andrew Pinski <apinski@apple.com>
5563 * config/darwin.c (machopic_mcount_stub_name): Call
5564 machopic_indirection_name instead of making the string
5567 2004-09-10 Diego Novillo <dnovillo@redhat.com>
5571 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
5573 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
5574 memory tag is call clobbered, so are its aliases.
5575 (group_aliases): When two memory tags being grouped, if one is
5576 call clobbered, so are the other and its aliases.
5577 (add_may_alias): Remove call-clobbering stuff.
5578 (replace_may_alias): Likewise.
5579 (merge_pointed_to_info): Merge pt_global_mem
5581 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
5583 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
5584 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
5585 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
5586 tree-scalar-evolution.c, tree-ssa-copyrename.c,
5587 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
5589 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
5591 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
5592 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
5593 pair. Remove match_dup from inputs. Remove masaccs handling.
5594 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
5595 (masaccs, mdasaccs): Turn into define_insns.
5597 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
5599 * tree-tailcall.c (process_assignment): Only do accumulator transforms
5600 for floating-point types if flag_unsafe_math_optimizations.
5602 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
5604 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
5605 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
5606 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
5607 config/h8300/h8300.md, config/i386/gmm_malloc.h,
5608 config/ia64/ia64.md, config/ip2k/libgcc.S,
5609 config/mips/mips-ps-3d.md, config/mips/mips.c,
5610 config/rs6000/rs6000.c, config/s390/s390.c,
5611 config/sh/symbian.c: Fix comment typos.
5613 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5615 * config/s390/s390.c (s390_emit_prologue): Added missing
5618 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
5620 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
5621 typos. Follow spelling conventions.
5623 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
5625 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
5626 in diagnostic. Don't dereference NULL TYPE_NAME.
5628 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
5630 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
5631 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
5632 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
5633 value-prof.c: Fix comment typos. Follow spelling conventions.
5635 2004-09-10 Jan Hubicka <jh@suse.cz>
5637 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
5638 * tree-split_edge.c (tree_split_edge): Likewise.
5639 (thread_jumps): Likewise.
5641 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
5643 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
5646 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
5648 * cgraph.h (cgraph_dump_file): Do not declare.
5649 * cgraphunit.c (cgraph_dump_file): Declare as static.
5651 * toplev.c (cgraph_dump_file): Do not declare.
5652 (compile_file): Call init_cgraph.
5653 * tree-dump.c (dump_files): Add IPA dump file, remove
5654 XML dump of call graph.
5655 (get_dump_file_name): Support IPA dump file naming scheme.
5656 * tree.h (enum tree_dump_index): Add IPA dump file, remove
5657 XML dump of call graph.
5658 * doc/invoke.texi (Debugging Options): Document the new options.
5660 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
5662 * doc/extend.texi: Document the FR-V built-in functions.
5664 2004-09-09 James E Wilson <wilson@specifixinc.com>
5666 * doc/sourcebuild.texi: Delete libbanshee reference.
5668 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
5670 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
5672 2004-09-09 James E Wilson <wilson@specifixinc.com>
5674 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
5675 before calling vector_types_convertible_p.
5676 (digest_init): Check that inside_init has VECTOR_TYPE before calling
5677 vector_types_convertible_p. Don't give another error if
5678 convert_for_assignment returns error_mark_node.
5680 2004-09-09 Roger Sayle <roger@eyesopen.com>
5683 * fold-const.c (build_zero_vector): New function to construct a
5684 vector (either floating point or integer) of zeros.
5685 (fold_convert): Internally, enable conversions of integer zero
5686 to arbitrary vector types, using the new build_zero_vector.
5688 2004-09-09 Roger Sayle <roger@eyesopen.com>
5690 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
5691 expand a left shift by an immediate constant as either an ashl or
5692 a sequence of additions.
5693 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
5694 instead of calling gen_ashlsi3 with a constant directly.
5696 2004-09-09 Roger Sayle <roger@eyesopen.com>
5698 * config/i386/i386.c (ix86_split_long_move): When optimizing for
5699 size, and the low and high parts of a DImode constant are equal,
5700 copy one register to another instead of loading the same immediate
5703 2004-09-09 Richard Henderson <rth@redhat.com>
5706 * function.c (assign_parm_setup_block): Only put PARALLELs into
5707 a register if use_register_for_decl.
5709 2004-09-09 Eric Christopher <echristo@redhat.com>
5711 * ra-colorize.c (reset_lists): Move variable declaration inside
5712 ENABLE_CHECKING to avoid unused variable warnings when
5713 not --enable-checking.
5714 (check_colors): Ditto.
5716 2004-09-09 Mike Stump <mrs@apple.com>
5718 * version.c (version_string): Bump to 4.0.0.
5719 * doc/include/gcc-common.texi (version-GCC): Likewise.
5721 2004-09-10 Jakub Jelinek <jakub@redhat.com>
5723 * doc/extend.texi (nothrow attribute): The attribute is not
5724 implemented in 3.2 and earlier.
5726 2004-09-09 Steve Ellcey <sje@cup.hp.com>
5728 * genrecog.c (compute_predicate_codes): Use op0_codes
5731 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
5733 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
5734 implementation changes.
5736 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
5738 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
5739 a PARALLEL instead of a SET due to added clobbers.
5741 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
5743 * reload.c (find_reloads_address): Pass correct operand to
5744 maybe_memory_address_p.
5746 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
5748 * Makefile.in: Remove libbanshee, tree-alias-*.
5749 Remove tree-alias-common.h dependencies.
5750 * common.opt: Remove -ftree-points-to.
5751 * configure.ac: Remove libbanshee.
5752 * flags.h: Remove pta_type, flag_tree_points_to.
5753 * gengtype.c (open_base_files): Remove tree-alias-type.h.
5754 * opts.c (OPT_ftree_points_to): Remove.
5755 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
5756 * tree-dfa.c: Remove tree-alias-common.h
5757 * tree-into-ssa.c: Ditto.
5758 * tree-outof-ssa.c: Ditto.
5759 * tree-ssa-copyrename.c: Ditto.
5760 * tree-ssa-live.c: Ditto.
5761 * tree-optimize.c: Ditto.
5762 * tree-ssa.c: Ditto.
5763 Remove pass_build_pta, pass_del_pta.
5764 * tree-pass.h: Ditto.
5765 * tree-ssa-alias.c: Remove tree-alias-common.h.
5766 (struct alias_stats_d): Remove pta_queries, pta_resolved.
5767 (pass_may_alias): Remove PROP_pta requirement.
5768 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
5769 (get_tmt_for): Ditto.
5770 (dump_alias_stats): Ditto.
5771 * doc/passes.texi: Remove blurb about points-to analysis.
5772 * fortran/Make-lang.in: Remove tree-alias-*.o.
5774 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
5776 * genattrtab.c (write_insn_cases): New function, split out from
5777 write_attr_case. Correctly handle define_peepholes when printing
5778 the instruction name.
5779 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
5781 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
5784 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
5785 * config/cris/cris.c (cris_return_address_on_stack): New function.
5786 * config/cris/cris.md ("return"): For location of return address,
5787 also check cris_return_address_on_stack.
5789 2004-09-09 Diego Novillo <dnovillo@redhat.com>
5791 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
5792 calling phi_ssa_name_p.
5794 2004-09-09 Richard Henderson <rth@redhat.com>
5797 * c-typeck.c (valid_compound_expr_initializer): Use only
5798 initializer_constant_valid_p, and not TREE_CONSTANT.
5799 (digest_init): Likewise.
5800 (output_init_element): Likewise.
5802 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5804 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
5805 live_out_1, prune_hardregs_for_mode, init_one_web_common,
5806 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
5807 record_conflict, compare_and_free_webs, init_webs_defs_uses,
5808 parts_to_webs_1, parts_to_webs, reset_conflicts,
5809 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
5810 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
5811 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
5812 put_move, remove_move, combine, select_spill, colorize_one_web,
5813 try_recolor_web, insert_coalesced_conflicts, check_colors,
5814 break_precolored_alias, restore_conflicts_from_coalesce,
5815 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
5816 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
5817 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
5818 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
5819 check_df): Likewise.
5820 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
5821 real_arithmetic, real_compare, real_exponent, real_ldexp,
5822 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
5823 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
5824 real_digit, real_nan, real_maxval, round_for_format, real_convert,
5825 real_to_target, real_from_target, real_hash, encode_ieee_single,
5826 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
5827 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
5828 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
5829 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
5830 extract_insn, peep2_next_insn, peep2_reg_dead_p,
5831 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
5832 if_test_bypass_p): Likewise.
5833 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
5834 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
5835 emit_swap_insn, swap_to_top, move_for_stack_reg,
5836 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
5837 compensate_edge, convert_regs_1): Likewise.
5838 * regclass.c (init_reg_sets, init_reg_sets_1,
5839 memory_move_secondary_cost): Likewise.
5840 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
5842 * reload.c (push_secondary_reload, find_valid_class, push_reload,
5843 operands_match_p, decompose, immune_p, find_reloads,
5844 find_reloads_toplev, find_reloads_address_1, subst_reloads,
5845 copy_replacements, refers_to_regno_for_reload_p,
5846 reg_overlap_mentioned_for_reload_p): Likewise.
5847 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
5848 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
5849 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
5850 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
5851 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
5852 do_output_reload, fixup_abnormal_edges): Likewise.
5853 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
5854 fill_slots_from_thread, relax_delay_slots): Likewise.
5855 * resource.c (mark_referenced_resources, mark_set_resources):
5857 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
5858 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
5859 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
5860 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
5861 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
5862 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
5863 * rtlhooks.c (gen_lowpart_general): Likewise.
5864 * sbitmap.c (sbitmap_difference): Likewise.
5865 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
5866 sched_analyze, add_forward_dependence): Likewise.
5867 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
5868 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
5869 schedule_insns): Likewise.
5870 * sched-vis.c (print_pattern): Likewise.
5871 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
5872 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
5873 simplify_const_relational_operation, simplify_ternary_operation,
5874 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
5876 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
5877 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
5878 resolve_operand_name_1, expand_return, expand_decl,
5879 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
5880 * stor-layout.c (put_pending_size, smallest_mode_for_size,
5881 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
5882 set_sizetype, get_mode_bounds): Likewise.
5884 2004-09-09 Zack Weinberg <zack@codesourcery.com>
5886 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
5887 * config/arm/pecoff.h, config/i386/beos-elf.h
5888 * config/i386/cygming.h, config/i386/i386-interix.h:
5889 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
5890 comment cloned from manual.
5891 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
5893 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
5895 * builtins.c (build_va_arg_indirect_ref): New function.
5896 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
5897 build_fold_indirect_ref.
5898 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
5899 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
5900 * tree.h: Declare new function.
5902 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
5904 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
5905 dumping for development builds.
5906 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
5907 development builds only.
5908 * genattrtab.c (write_eligible_delay): Fix typo in previous
5910 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
5913 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
5915 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
5916 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
5917 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
5918 hoist_code, extract_mentioned_regs_helper, compute_store_table,
5919 insert_store): Use gcc_assert and gcc_unreachable.
5920 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
5921 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
5922 ggc_record_overhead): Likewise.
5923 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
5924 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
5925 ggc_pop_context, clear_marks, validate_free_objects,
5926 ggc_pch_read): Likewise.
5927 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
5928 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
5929 ggc_push_context, check_cookies, ggc_collect,
5930 ggc_print_statistics): Likewise.
5931 * gimple-low.c (lower_function_body, lower_stmt,
5932 lower_bind_expr): Likewise.
5933 * gimplify.c (gimple_tree_eq, push_gimplify_context,
5934 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
5935 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
5936 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
5937 gimplify_case_label_expr, gimplify_exit_block_expr,
5938 canonicalize_component_ref, gimplify_compound_lval,
5939 gimplify_self_mod_expr, gimplify_call_expr,
5940 gimplify_init_ctor_eval, gimplify_init_constructor,
5941 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
5942 gimplify_expr, check_pointer_types_r,
5943 force_gimple_operand): Likewise.
5944 * global.c (global_alloc, build_insn_chain): Likewise.
5945 * graph.c (clean_graph_dump_file,
5946 finish_graph_dump_file): Likewise.
5947 gcov-io.c (gcov_open): Use GCOV_CHECK.
5949 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
5951 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
5953 2004-09-09 Jan Hubicka <jh@suse.cz>
5956 * tree-inline.c (expand_call_inline): Make overactive sanity check
5959 2004-09-09 Jan Hubicka <jh@suse.cz>
5961 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
5964 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
5966 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
5967 (gengtype.o): Depend on errors.h.
5968 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
5969 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
5970 attr_alt_subset_p, attr_alt_subset_of_compl_p,
5971 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
5972 write_test_expr, write_attr_value, write_eligible_delay,
5973 make_internal_attr, make_numeric_value): Likewise.
5974 * genautomata.c (regexp_name, get_str_vect,
5975 gen_presence_absence_set, automaton_decl_hash,
5976 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
5977 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
5978 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
5979 test_unit_reserv, it_is_empty_reserv_sets,
5980 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
5981 reserv_sets_and, output_cycle_reservs, get_free_state,
5982 intersected_state_reservs_p, states_union, remove_arc,
5983 copy_insn_regexp, transform_1, transform_2, transform_3,
5984 regexp_transform_func, store_alt_unit_usage,
5985 check_regexp_units_distribution, process_seq_for_forming_states,
5986 process_alts_for_forming_states, make_automaton,
5987 form_arcs_marked_by_insn, create_composed_state,
5988 set_out_arc_insns_equiv_num, partition_equiv_class,
5989 process_insn_equiv_class, set_insn_equiv_classes,
5990 units_to_automata_heuristic_distr, form_regexp,
5991 longest_path_length, output_dfa_max_issue_rate, add_vect,
5992 out_state_arcs_num, add_vect_el, output_trans_table,
5993 output_state_alts_table, output_dead_lock_vect,
5994 output_max_insn_queue_index_def,
5995 output_min_insn_conflict_delay_func,
5996 output_internal_insn_latency_func, output_print_reservation_func,
5997 output_cpu_unit_reservation_p, output_state_arcs,
5998 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
5999 make_default_insn_latency_attr,
6000 form_important_insn_automata_lists): Likewise.
6001 * genemit.c (gen_exp, output_add_clobbers,
6002 output_added_clobbers_hard_reg_p): Likewise.
6003 * genextract.c (print_path, main): Likewise.
6004 * genflags.c (gen_macro): Likewise.
6005 * gengenrtl.c: Include errors.h
6006 (type_from_format, accessor_from_format): Likewise.
6007 * gengtype.c (get_file_basename, output_mangled_typename,
6008 walk_type, write_types_process_field,
6009 write_types_local_process_field): Likewise.
6010 * genmodes.c (complete_mode): Likewise.
6011 * genopinit.c (gen_insn): Likewise.
6012 * genoutput.c (output_insn_data, check_constraint_len,
6013 constraint_len): Likewise.
6014 * genpreds.c (add_mode_tests):Likewise.
6015 * gen-protos.c (add_hash): Likewise.
6016 * genrecog.c (find_operand, find_matching_operand,
6017 validate_pattern, add_to_sequence, maybe_both_true,
6018 nodes_identical_1, merge_trees, write_switch, write_cond,
6019 write_action, is_unconditional, make_insn_sequence,
6020 debug_decision_2): Likewise.
6021 * gensupport.c (is_predicable, collect_insn_data,
6022 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
6024 2004-09-09 Jan Hubicka <jh@suse.cz>
6026 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
6027 * cfgbuild.c (compute_outgoing_frequencies): When probability is
6029 (find_many_sub_basic_blocks): Do update profile only when it is
6031 * predict.c (set_even_probabilities): Break out from ...
6032 (combine_predictions_for_insn): ... here; deal with
6033 !can_predict_insn_p insns.
6034 (combine_predictions_for_bb): Use set_even_probabilities.
6035 (bb_estimate_probability_locally): Break out from ....
6036 (estimate_probability): ... here.
6037 (guess_outgoing_edge_probabilities): New entry point.
6039 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
6041 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
6042 handle_braces, process_brace_body, main, used_arg,
6043 set_multilib_dir, print_multilib_info): Use fatal, not abort.
6045 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
6047 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
6048 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
6049 Morgan's theorem in last checkin.
6051 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6052 Nathan Sidwell <nathan@codesourcery.com>
6054 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
6055 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
6056 * timevar.c (timevar_push, timevar_pop, timevar_start,
6057 timevar_stop): Likewise.
6058 * toplev.c (default_pch_valid_p): Likewise.
6059 * tracer.c (tail_duplicate): Likewise.
6060 * tree-alias-common.c (get_alias_var_decl,
6061 get_values_from_constructor, create_alias_var, delete_alias_vars,
6062 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
6064 * tree.c (tree_size, make_node_stat, copy_node_stat,
6065 build_int_cst_wide, integer_all_onesp, list_length, chainon,
6066 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
6067 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
6068 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
6069 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
6070 build_method_type_directly, decl_type_context, get_callee_fndecl,
6071 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
6072 tree_fold_gcd): Likewise.
6073 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
6074 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
6075 cleanup_control_expr_graph, find_taken_edge,
6076 find_taken_edge_switch_expr, phi_alternatives_equal,
6077 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
6078 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
6079 tree_split_edge, tree_verify_flow_info, thread_jumps,
6080 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
6081 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
6082 chrec_fold_multiply_poly_poly): Likewise.
6083 * tree-complex.c (extract_component, expand_complex_division,
6084 expand_complex_comparison, expand_complex_operations_1,
6085 build_replicated_const, expand_vector_operations_1): Likewise.
6086 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
6087 build_classic_dir_vector): Likewise.
6088 * tree-dfa.c (compute_immediate_uses_for_phi,
6089 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
6090 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
6091 * tree-dump.c (dequeue_and_dump): Likewise.
6092 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
6093 record_in_finally_tree, replace_goto_queue_1,
6094 maybe_record_in_goto_queue, verify_norecord_switch_expr,
6095 do_return_redirection): Likewise.
6096 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
6097 add_to_dst_predicate_list, find_phi_replacement_condition,
6098 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
6100 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
6101 initialize_inlined_parameters, declare_return_variable,
6102 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
6103 optimize_inline_calls, copy_tree_r): Likewise.
6104 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
6105 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
6106 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
6107 tsi_split_statement_list_after, tsi_split_statement_list_before):
6109 * tree-mudflap.c (mf_varname_tree): Likewise.
6110 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
6111 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
6112 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6113 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
6114 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
6115 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
6117 * tree-phinodes.c (resize_phi_node, add_phi_arg,
6118 remove_all_phi_nodes_for): Likewise.
6119 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
6120 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
6121 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
6122 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
6123 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
6124 generate_one_element_ref, generate_element_copy,
6125 generate_element_zero, scalarize_copy, scalarize_init,
6126 scalarize_ldst): Likewise.
6127 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
6128 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
6129 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
6130 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
6131 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
6132 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
6133 widen_bitfield, ccp_fold_builtin): Likewise.
6134 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
6135 replace_exp_1, propagate_tree_value): Likewise.
6136 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6137 * tree-ssa-dce.c (set_control_dependence_map_bit,
6138 find_control_dependence, find_pdom, mark_operand_necessary,
6139 mark_stmt_if_obviously_necessary,
6140 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
6141 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
6142 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
6143 eliminate_redundant_computations, avail_expr_eq): Likewise.
6144 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
6145 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
6146 duplicate_blocks): Likewise.
6147 * tree-ssa-loop-im.c (for_each_index, set_level,
6148 is_call_clobbered_ref): Likewise.
6149 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
6150 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
6151 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
6152 peel_address, ptr_difference_cost, may_replace_final_value,
6153 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
6154 rewrite_use, rewrite_uses): Likewise.
6155 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6156 check_loop_closed_ssa_use): Likewise.
6157 * tree-ssanames.c (make_ssa_name): Likewise.
6158 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
6159 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
6160 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
6161 get_indirect_ref_operands, add_stmt_operand): Likewise.
6162 * tree-ssa-pre.c (value_exists_in_set_bitmap,
6163 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
6164 phi_translate, valid_in_set, compute_antic,
6165 find_or_generate_expression, create_expression_by_pieces, insert_aux,
6166 create_value_expr_from, eliminate): Likewise.
6167 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
6168 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
6170 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
6171 eliminate_tail_call): Likewise.
6172 * tree-vectorizer.c (vect_create_index_for_array_ref,
6173 vect_align_data_ref, vect_create_data_ref,
6174 vect_create_destination_var, vect_get_vec_def_for_operand,
6175 vect_finish_stmt_generation, vect_transform_stmt,
6176 vect_transform_loop_bound, vect_transform_loop,
6177 vect_analyze_operations): Likewise.
6178 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
6180 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
6181 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
6182 bsi_after_labels, bsi_last): Likewise.
6183 * tree-ssa-live.c (var_union, change_partition_var,
6184 create_ssa_var_map, calculate_live_on_entry, root_var_init,
6185 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
6187 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
6188 tpa_find_tree): Likewise.
6189 (register_ssa_partition_check): Declare.
6190 (register_ssa_partition): use it.
6191 * tree-ssa-live.c: Include errors.h.
6192 (register_ssa_partition_check): New.
6193 * tree-ssa-operands.c: Include errors.h.
6194 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
6196 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
6197 Catherine Moore <clm@redhat.com>
6199 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
6200 (FRV_CPU_FR405): New processor enums.
6201 (frv_issue_rate, frv_acc_group): Declare.
6202 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
6203 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
6204 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
6205 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
6206 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
6207 handled by CPP_SPEC.
6208 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
6209 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
6210 (ACC_MASK): New macro.
6211 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
6212 (TARGET_MEDIA_FR450): New macro.
6213 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
6214 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
6215 (LABEL_ALIGN_AFTER_BARRIER): Define.
6216 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
6217 (IACC_FIRST, IACC_LAST): New pair of SPRs.
6218 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
6219 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6220 (REGISTER_NAMES): Add entries for new registers.
6221 (REG_CLASS_CONTENTS): Update for new register ranges.
6222 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
6223 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
6224 (PACKING_FLAG_USED_P): Delete.
6225 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
6226 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
6227 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
6228 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
6229 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
6230 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
6231 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
6232 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
6233 (CPU_UNITS_QUERY): Define to 1.
6234 * config/frv/frv.c: Include gt-frv.h
6235 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
6236 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
6237 (frv_insn_group): New enumeration.
6238 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
6239 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
6240 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
6241 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
6242 gap left by REGSTATE_LIVE.
6243 (regstate_t): New typedef.
6244 (TARGET_MACHINE_DEPENDENT_REORG): Define.
6245 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
6246 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
6247 Initialize frv_unit_codes[] and frv_type_to_unit[].
6248 (frv_conditional_register_usage): Remove redundant fixing of
6249 accumulator registers.
6250 (frv_insn_packing_flag): Update specification.
6251 (frv_function_prologue): Don't set frv_insn_packing_flag here.
6252 Zero out frv_nops[].
6253 (frv_expand_epilogue): Remove comments about the no-longer-present
6255 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
6256 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
6257 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
6258 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
6259 packing is disabled and if INSN can only issue to M1.
6260 (call_operand): Check TARGET_LONG_CALLS.
6261 (acc_operand, even_acc_operand, quad_acc_operand)
6262 (accg_operand): Simplify. Don't accept pseudo registers.
6263 (output_move_single): Handle SPR<-zero moves.
6264 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
6265 (frv_registers_update, frv_registers_used_p): Delete.
6266 (frv_registers_set_p): Delete.
6267 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
6268 (frv_issues_to_branch_unit_p): New function.
6269 (frv_packet): New structure.
6270 (frv_cond_flags, frv_regstate_conflict_p): New functions.
6271 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
6272 (frv_registers_update_1, frv_registers_update): New functions.
6273 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
6274 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
6275 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
6276 (frv_sort_insn_group, frv_reorder_packet): New functions.
6277 (frv_pack_insns): Use frv_reorder_packet.
6278 (frv_packet_address): New variable.
6279 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
6280 (frv_register_nop, frv_reorg): New functions.
6281 (bdesc_1arg): Add __SCUTSS.
6282 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
6283 __SUBSS, __SLASS and __SCAN.
6284 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
6285 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
6286 (frv_init_builtins): Register the above builtins.
6287 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
6288 registers. Turn the referenced accumulators into global registers.
6289 (frv_read_iacc_argument): New function.
6290 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
6291 (frv_split_iacc_move): New function.
6292 (frv_expand_builtin): Handle the new builtins.
6293 * config/frv/frv.md: Replace old schedulers with new order-independent
6294 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
6296 (cpu): Add fr550, fr450 and fr405.
6297 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
6298 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
6299 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
6300 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
6301 (fnop, mnop): New patterns.
6302 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
6304 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
6305 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
6307 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
6308 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
6309 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
6310 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
6311 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
6312 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
6313 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
6314 (frv_prefetch0, frv_prefetch): New patterns.
6315 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
6316 -mcpu=simple. Add -mcpu=fr550.
6317 (MULTILIB_DIRNAMES): Update accordingly.
6318 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
6320 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
6321 -mlong-calls and -malign-labels options for FR-V.
6323 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
6326 * c-tree.h (struct c_declspecs): New.
6327 (struct c_declarator, struct c_type_name, struct c_parm): Update
6329 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
6330 start_function, start_decl, build_c_parm,
6331 make_pointer_declarator): Update prototypes.
6332 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6333 declspecs_add_scspec, declspecs_add_attrs): New.
6334 (split_specs_attrs): Remove.
6335 * c-parse.in (%union): Add dsptype.
6336 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
6337 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
6338 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
6339 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
6340 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
6341 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
6342 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
6343 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
6344 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
6345 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
6346 maybe_type_quals_attrs): Change to dsptype.
6347 (struct c_declspec_stack): New.
6348 (current_declspecs, declspec_stack): Change type.
6349 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
6351 (extdefs): Likewise.
6352 (setspecs): Likewise.
6353 (fndef): Use current_declspecs for empty declspecs list.
6354 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
6355 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
6356 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
6357 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
6358 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
6359 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
6360 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
6361 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
6362 structures and helper functions. Update comments.
6363 (typespec_nonattr): Correct comment.
6364 (maybe_type_quals_attrs, typename): Update to new structures.
6365 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
6366 shadow_tag, shadow_tag_warned, start_function, start_decl,
6367 build_c_parm, make_pointer_declarator,
6368 set_array_declarator_inner, groktypename): Update to new
6370 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6371 declspecs_add_scspec, declspecs_add_attrs): New.
6372 (split_specs_attrs): Remove.
6373 (shadow_tag_warned): Make warning for useless type names a
6374 pedwarn. Give hard error for long, short, signed, unsigned or
6375 _Complex used with struct, union or enum in empty declaration.
6376 Make found_tag a bool.
6377 (grokdeclarator): Remove checks now done at parse time.
6379 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
6381 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
6382 c_declarator, struct c_type_name, struct c_parm): New.
6383 (build_array_declarator, set_array_declarator_inner,
6384 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
6385 start_function, start_decl, build_c_parm, build_attrs_declarator,
6386 build_function_declarator, make_pointer_declarator, c_cast_expr,
6387 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
6388 (build_id_declarator): New.
6389 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
6391 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
6392 ARG_INFO_OTHERS): Remove.
6393 (build_id_declarator): New.
6394 (build_array_declarator, set_array_declarator_inner, groktypename,
6395 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
6396 grokfield, start_function, store_parm_decls_newstyle,
6397 store_parm_decls_oldstyle, store_parm_decls,
6398 build_c_parm, build_attrs_declarator, build_function_declarator,
6399 make_pointer_declarator, grokdeclarator): Update to new
6401 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
6403 (declarator, notype_declarator, after_type_declarator,
6404 parm_declarator, parm_declarator_starttypename,
6405 parm_declarator_nostarttypename, array_declarator, typename,
6406 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
6407 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
6408 parmlist_1, parmlist_2, parmlist_or_identifiers,
6409 parmlist_or_identifiers_1): Use these types.
6410 (primary, after_type_declarator, parm_declarator_starttypename,
6411 notype_declarator, component_decl, component_declarator,
6412 component_notype_declarator, typename, absdcl,
6413 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
6414 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
6416 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
6418 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
6419 in_typeof, record_maybe_used_decl, pop_maybe_used,
6420 c_expr_sizeof_expr, c_expr_sizeof_type): New.
6421 * c-decl.c (parser_obstack): New.
6422 (c_init_decl_processing): Initialize parser_obstack.
6423 (c_write_global_declarations_1): Check for used but undefined
6425 * c-parse.in (%union): Add otype.
6426 (save_obstack_position): New.
6428 (unary_expr): Update in_sizeof and in_alignof. Use
6429 c_expr_sizeof_expr and c_expr_sizeof_type.
6430 (sizeof): Update in_sizeof.
6431 (alignof): Update in_alignof.
6432 (typeof): Update in_typeof.
6433 (typespec_nonreserved_nonattr): Call pop_maybe_used.
6434 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
6435 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
6436 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
6437 (build_external_ref): Set C_DECL_USED or call
6438 record_maybe_used_decl if appropriate.
6439 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
6441 2004-09-08 Eric Christopher <echristo@redhat.com>
6443 * builtins.c: Fix prototype for fold_builtin_atan.
6445 2004-09-08 Eric Christopher <echristo@redhat.com>
6447 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
6448 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
6449 fold_builtin_atan): New functions. Migrate function bodies...
6450 (fold_builtin_1): ... from here.
6452 2004-09-09 Alan Modra <amodra@bigpond.net.au>
6454 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
6457 2004-09-08 David Edelsohn <edelsohn@gnu.org>
6459 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
6460 * config/rs6000/power5.md (power5-lmul): Same.
6462 2004-09-08 Richard Henderson <rth@redhat.com>
6465 * function.c (expand_function_end): Have fall-off-the-end
6466 return path jump around return register setup.
6468 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6470 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
6471 (output_return): Do not test for the presence of the 'unimp' insn.
6472 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
6473 as predicates instead of custom ones. Return raw strings when
6475 (output_sibcall): Likewise. Concatenate strings.
6476 (output_ubranch): Remove kludge for TurboSPARC.
6477 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
6478 (output_v9branch): Likewise.
6479 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
6480 <#>: Set sparc_indent_opcode if the delay slot is filled.
6482 <)>: New operand to emit the displacement from the saved PC on return.
6484 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
6485 (ASM_OUTPUT_OPCODE): New macro.
6486 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
6487 * config/sparc/sparc.md (normal_branch, inverted_branch,
6488 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
6489 inverted_fpe_branch): Adjust call to output_cbranch.
6490 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
6491 call to output_v9branch.
6492 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
6493 (output_v9branch): Likewise.
6495 2004-09-08 Devang Patel <dpatel@apple.com>
6497 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
6498 -segs_read_only_addr and -segs_read_write_addr.
6499 (WORD_SWITCH_TAKES_ARG): Same.
6501 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
6502 -segs_read_write_addr.
6504 2004-09-08 Richard Henderson <rth@redhat.com>
6506 * function.c (reference_callee_copied): New.
6507 (assign_parm_setup_reg): Use it.
6508 * calls.c (initialize_argument_information): Likewise.
6509 (emit_library_call_value_1): Likewise.
6510 * function.h (reference_callee_copied): Declare.
6512 * target.h (struct gcc_target): Add callee_copies.
6513 * target-def.h (TARGET_CALLEE_COPIES): New.
6514 (TARGET_PASS_BY_REFERENCE): Update default.
6515 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6516 * targhooks.c (hook_callee_copies_named): New.
6517 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
6518 hook_pass_by_reference_false.
6519 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
6520 * targhooks.h: Update decls.
6521 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
6522 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6523 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
6524 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
6525 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6526 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
6527 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6528 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
6529 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6530 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
6531 (mips_callee_copies): New.
6532 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6533 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
6534 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6535 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
6536 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6537 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
6538 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6539 * config/sh/sh.c (sh_callee_copies): New.
6540 (TARGET_CALLEE_COPIES): New.
6541 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6542 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
6543 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
6544 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
6545 for FUNCTION_ARG_CALLEE_COPIES.
6546 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
6548 2004-09-08 Devang Patel <dpatel@apple.com>
6550 * tree-if-conv.c (find_phi_replacement_condition): Return true
6552 (replace_phi_with_cond_modify_expr): Select conditional expr args
6553 based on true edge basic block.
6555 2004-09-08 Jan Hubicka <jh@suse.cz>
6557 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
6558 variables being alias set.
6560 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
6562 * final.c (shorten_branches, final, get_insn_template,
6563 output_alternate_entry_point, final_scan_insn, alter_subreg,
6564 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
6565 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
6566 * fix-header.c (lookup_std_proto): Likewise.
6567 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
6568 verify_local_live_at_start, update_life_info, mark_reg,
6569 calculate_global_regs_live, allocate_reg_life_data,
6570 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
6571 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
6572 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
6573 * fold-const.c (force_fit_type, div_and_round_double,
6574 may_negate_without_overflow_p, int_const_binop, const_binop,
6575 size_binop, size_diffop, fold_convert_const, fold_convert,
6576 invert_tree_comparison, swap_tree_comparison,
6577 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
6578 range_binop, make_range, fold_cond_expr_with_comparison,
6579 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
6580 fold_abs_const, fold_not_const, fold_relational_const, round_up,
6581 round_down): Likewise.
6582 * function.c (find_function_data, assign_stack_temp_for_type,
6583 instantiate_virtual_regs_lossage, aggregate_value_p,
6584 assign_parm_find_entry_rtl, assign_parm_setup_block,
6585 expand_function_start, expand_function_end, keep_stack_depressed,
6586 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
6588 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
6590 * Makefile.in (tree-loop-linear.o): Added.
6591 (OBJS-common): Add tree-loop-linear.o
6592 * common.opt: New flag, ftree-loop-linear.
6593 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
6594 * tree-flow.h: Add prototype for linear_transform_loops.
6595 * tree-optimize.c: Add linear transform after vectorization.
6596 * tree-pass.h: Add struct pass_linear_transform.
6597 * tree-ssa-loop.c: Add pass_linear_transform.
6598 * tree-loop-linear.c: New file.
6599 * lambda-code.c: gcc_assertify.
6600 (gcc_loop_to_lambda_loop): Handle all exit tests.
6601 Handle case where we have (invariant >= induction var).
6602 (find_induction_var_from_exit_cond): Ditto.
6604 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
6606 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
6607 memory tag is call clobbered, so are its aliases.
6608 (group_aliases): When two memory tags being grouped, if one is
6609 call clobbered, so are the other and its aliases.
6610 (add_may_alias): Remove call-clobbering stuff.
6611 (replace_may_alias): Likewise.
6612 (merge_pointed_to_info): Merge pt_global_mem
6614 2004-09-08 Jan Hubicka <jh@suse.cz>
6616 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
6617 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
6618 (cgraph_expand_function): Remove stale cgraph edges of currently
6619 compiled function; fix non-unit-at-a-time code copying function
6620 node for later reuse.
6622 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
6624 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
6625 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
6626 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
6627 (vec_gc_free, vec_heap_free): New.
6628 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
6629 (DEF_VEC_P): Add allocator argument. Adjust.
6630 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
6631 (DEF_VEC_O): Add allocator argument. Adjust.
6634 * tree.h (tree): Define a GC'd vector.
6635 * lamba-code.c (lambda_loop): Likewise.
6636 * value-prof.h (histogram_value): Likewise.
6638 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
6640 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
6641 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
6642 gen_lowpart_common, gen_highpart, gen_highpart_mode,
6643 subreg_highpart_offset, operand_subword, operand_subword_force,
6644 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
6645 set_mem_alias_set, change_address_1, verify_rtx_sharing,
6646 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
6647 try_split, add_insn_after, add_insn_before, remove_insn,
6648 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
6649 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
6650 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
6651 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
6652 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
6653 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
6654 record_path_before_1, check_path_after_1, check_path_after): Likewise.
6655 * except.c (gen_eh_region, resolve_one_fixup_region,
6656 remove_unreachable_regions, convert_from_eh_region_ranges_1,
6657 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
6658 connect_post_landing_pads, sjlj_emit_function_exit,
6659 remove_exception_handler_label, remove_eh_handler,
6660 reachable_next_level, collect_one_action_chain,
6661 output_function_exception_table): Likewise.
6662 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
6663 optimize_save_area_alloca, allocate_dynamic_stack_space,
6664 probe_stack_range, hard_function_value): Likewise.
6665 * expmed.c (mode_for_extraction, store_bit_field,
6666 store_fixed_bit_field, extract_bit_field, expand_shift,
6667 expand_mult_const, expand_mult, choose_multiplier,
6668 expand_mult_highpart, expand_divmod, emit_store_flag,
6669 do_cmp_and_jump): Likewise.
6670 * expr.c (convert_move, convert_modes, move_by_pieces,
6671 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
6672 move_block_from_reg, gen_group_rtx, emit_group_load,
6673 emit_group_move, emit_group_store, use_reg, use_regs,
6674 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
6675 emit_move_insn, emit_move_insn_1, emit_push_insn,
6676 expand_assignment, store_expr, count_type_elements,
6677 store_constructor, store_field, safe_from_p, expand_var,
6678 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
6680 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
6682 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
6683 gcc_assert and gcc_unreachable.
6684 * ddg.c (create_ddg_dependence, add_deps_for_def,
6685 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
6686 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
6687 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
6688 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
6689 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
6690 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
6691 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
6692 dataflow_set_copy, hybrid_search, diagnostic.c,
6693 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
6694 * dojump.c (do_jump): Likewise.
6695 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
6696 compute_dom_fast_query, calculate_dominance_info,
6697 free_dominance_info, get_immediate_dominator,
6698 set_immediate_dominator, get_dominated_by,
6699 redirect_immediate_dominators, nearest_common_dominator,
6700 dominated_by_p, verify_dominators, recount_dominator,
6701 iterate_fix_dominators, add_to_dominance_info,
6702 delete_from_dominance_info): Likewise.
6703 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
6704 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
6705 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
6706 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
6707 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
6708 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
6709 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
6710 output_call_frame_info, output_loc_operands, build_cfa_loc,
6711 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
6712 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
6713 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
6714 splice_child_die, attr_checksum, same_dw_val_p,
6715 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
6716 unmark_dies, value_format, output_loc_list, output_die,
6717 output_pubnames, output_aranges, base_type_die, is_base_type,
6718 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
6719 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
6720 field_byte_offset, add_data_member_location_attribute,
6721 add_const_value_attribute, rtl_for_decl_location,
6722 add_location_or_const_value_attribute, add_byte_size_attribute,
6723 add_bit_offset_attribute, add_bit_size_attribute,
6724 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
6725 decl_start_label, gen_formal_parameter_die,
6726 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
6727 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
6728 force_decl_die, force_type_die, gen_decl_die,
6729 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
6730 dwarf2out_finish): Likewise.
6732 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
6734 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
6735 * builtins.c: Include tree-mudflap.h.
6737 2004-09-08 Uros Bizjak <uros@kss-loka.si>
6739 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6740 force operand 0.0 into register in XFmode. Also do not force
6741 operand 0.0 into register if !TARGET_CMOVE.
6742 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
6743 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
6744 implement ftst x87 instruction.
6745 (*fp_jcc_7): New insn pattern. Change corresponding split
6746 pattern to handle "general_operand" instead of
6747 "nonimmediate_operand".
6749 2004-09-08 Ben Elliston <bje@au.ibm.com>
6751 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
6753 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
6755 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
6756 generated from standard va_arg expansion.
6757 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
6759 (mf_varname_tree, mf_file_function_line_tree): Add some support
6760 for column numbers if compiled with USE_MAPPED_LOCATION.
6762 2004-09-07 Ziemowit Laski <zlaski@apple.com>
6764 * c-decl.c (groktypename_in_parm_context): Remove function.
6765 * c-tree.h (groktypename_in_parm_context): Remove prototype.
6767 2004-09-07 Ziemowit Laski <zlaski@apple.com>
6769 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
6770 * c-parse.in: Include c-common.h instead of objc-act.h.
6771 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
6772 myparms, myparm): Remove %type declarations.
6773 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
6774 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
6776 (objc_inherit_code, objc_public_flag): Remove.
6777 (typespec_nonreserved_nonattr): Call
6778 objc_get_protocol_qualified_type() instead of get_static_reference()
6779 and get_protocol_reference().
6780 (stmt_nocomp): Call grokparm() on @catch parameter.
6781 (objcdef): Move semantic action to objc_finish_implementation().
6782 (classdef): Move semantic action to objc_start_class_interface(),
6783 objc_continue_interface(), objc_finish_interface(),
6784 objc_start_class_implementation(), objc_continue_implementation(),
6785 objc_start_category_interface() and
6786 objc_start_category_implementation().
6787 (protocoldef): Move semantic actions to objc_start_protocol() and
6788 objc_finish_interface().
6789 (ivar_decl_list): Remove nonterminal.
6790 (visibility_spec): Move semantic actions to objc_set_visibility().
6791 (ivar_decls): Remove assignment to $$.
6792 (ivar_decl): Rephrase in terms of component_decl; call
6793 objc_add_instance_variable().
6794 (ivars, ivar_declarator): Remove nonterminals.
6795 (opt_semi): New nonterminal.
6796 (methodtype): Remove semantic actions.
6797 (methoddef): Move semantic actions to objc_set_method_type(),
6798 objc_start_method_definition() and objc_finish_method_definition().
6799 (methodproto): Move semantic actions to objc_set_method_type() and
6800 objc_add_method_declaration().
6801 (methoddecl): Use objc_typename instead of typename; move semantic
6802 actions to objc_build_method_signature().
6803 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
6804 (optparmlist): Express in terms of optparms and optellipsis.
6805 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
6807 (keyworddecl): Use objc_typename instead of typename.
6808 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
6809 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
6811 2004-09-08 Alan Modra <amodra@bigpond.net.au>
6813 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
6814 (MD_FALLBACK_FRAME_STATE_FOR): Update.
6815 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
6816 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
6817 (MD_FROB_UPDATE_CONTEXT): Remove default.
6818 (uw_update_context_1): Instead #ifdef invocation.
6819 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
6820 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
6821 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
6822 (MD_UNWIND_SUPPORT): Undefine this instead.
6823 * config/i386/gnu.h: Likewise.
6824 * config/alpha/linux-unwind.h: New file, macro converted to
6825 function, extracted from..
6826 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
6827 (MD_UNWIND_SUPPORT): Define.
6828 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
6829 * config/i386/linux-unwind.h, config/i386/linux.h,
6830 config/i386/linux64.h: Likewise.
6831 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
6832 MD_HANDLE_UNWABI too.
6833 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
6834 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
6835 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
6836 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
6837 * config/sparc/linux-unwind.h, config/sparc/linux.h,
6838 config/sparc/linux64.h: Likewise.
6839 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
6840 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
6841 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
6842 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
6843 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
6845 2004-09-07 Jan Hubicka <jh@suse.cz>
6847 * cse.c (fold_rtx): Avoid building of
6848 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
6850 * tree-ssa-pre.c (grand_bitmap_obstack): New.
6851 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
6852 (init_pre): Initialize obstack.
6853 (fini_pre): Free obstack.
6855 2004-09-07 David Daney <ddaney@avtrex.com>
6857 * config.gcc: Added support for --with-divide=[breaks|traps] for
6859 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
6860 (TARGET_DIVIDE_TRAPS): New macro.
6861 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
6862 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
6863 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
6864 GENERATE_DIVIDE_TRAPS.
6865 (mips_output_division): Emit conditional trap if
6866 GENERATE_DIVIDE_TRAPS is set.
6867 * doc/install.texi: Document --with-divide.
6868 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
6870 2004-09-07 Caroline Tice <ctice@apple.com>
6872 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
6873 EDGE_CROSSING, to flags test case.
6875 2004-09-07 Jan Hubicka <jh@suse.cz>
6877 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
6880 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
6882 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
6883 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
6884 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
6886 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
6887 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
6888 alloc_aux_for_edges, free_aux_for_edges): Likewise.
6889 * cfgcleanup.c (try_forward_edges,
6890 merge_blocks_move_predecessor_nojumps,
6891 merge_blocks_move_successor_nojumps): Likewise.
6892 * cfgexpand.c (expand_gimple_cond_expr,
6893 expand_gimple_tailcall): Likewise.
6894 * cfghooks.c (duplicate_block): Likewise.
6895 * cfglayout.c (record_effective_endpoints,
6896 insn_locators_initialize, change_scope, fixup_reorder_chain,
6897 verify_insn_chain, fixup_fallthru_exit_predecessor,
6898 duplicate_insn_chain, cfg_layout_finalize): Likewise.
6899 * cfgloopanal.c (check_irred): Likewise.
6900 * cfgloop.c (superloop_at_depth, flow_loops_free,
6901 flow_loop_entry_edges_find, flow_loops_find,
6902 flow_loop_outside_edge_p, get_loop_body,
6903 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
6904 get_loop_exit_edges, num_loop_branches, cancel_loop,
6905 verify_loop_structure): Likewise.
6906 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
6907 duplicate_loop_to_header_edge, create_preheader,
6908 create_loop_notes): Likewise.
6909 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
6910 edirect_branch_edge, force_nonfallthru_and_redirect,
6911 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
6912 commit_edge_insertions, commit_edge_insertions_watch_calls,
6913 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
6914 cfg_layout_redirect_edge_and_branch_force,
6915 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
6916 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
6917 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
6918 cgraph_varpool_node): Likewise.
6919 * cgraphunit.c (cgraph_finalize_function,
6920 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
6921 cgraph_expand_function, cgraph_remove_unreachable_nodes,
6922 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
6923 cgraph_mark_inline, cgraph_expand_all_functions,
6924 cgraph_build_static_cdtor): Likewise.
6925 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
6926 simplify_logical, distribute_notes, insn_cuid): Likewise.
6927 * conflict.c (conflict_graph_add, print_conflict): Likewise.
6928 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
6929 coverage_checksum_string): Likewise.
6930 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
6931 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
6932 cse_cc_succs, cse_condition_code_reg): Likewise.
6933 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
6934 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
6935 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
6936 cselib_record_set): Likewise.
6938 2004-09-07 Jan Hubicka <jh@suse.cz>
6940 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
6942 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
6944 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
6946 (fold_builtin_strpbrk): Likewise.
6947 * expr.c (array_ref_low_bound): Likewise.
6948 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
6949 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
6950 * tree-sra.c (generate_element_zero): Likewise.
6951 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
6952 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
6953 add_old_iv_candidates, add_iv_candidates): Likewise.
6954 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
6956 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
6958 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
6959 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
6960 c_expand_expr, boolean_increment, nonnull_check_p,
6961 check_function_arguments_recurse, fold_offsetof_1): Likewise.
6962 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
6963 builtin_define_type_max): Likewise.
6964 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
6965 implicit_decl_warning, builtin_function, build_compound_literal,
6966 complete_array_type, grokdeclarator, get_parm_info,
6967 start_function, store_parm_decls_oldstyle,
6968 c_write_global_declarations): Likewise.
6969 * c-format.c (get_constant, decode_format_attr,
6970 maybe_read_dollar_number, get_flag_spec, check_format_arg,
6971 check_format_types, format_type_warning,
6972 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
6973 init_dynamic_diag_info, handle_format_attribute): Likewise.
6974 * c-gimplify.c (push_context, pop_context, finish_bc_block):
6975 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
6976 * c-objc-common.c (c_tree_printer): Likewise.
6977 * c-pch.c (pch_init): Likewise.
6978 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
6979 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
6980 * c-typeck.c (c_incomplete_type_error, composite_type,
6981 common_pointer_type, common_type, same_translation_unit_p,
6982 tagged_types_tu_compatible_p, finish_init, pop_init_level,
6983 set_designator, set_nonincremental_init_from_string,
6984 process_init_element, c_finish_if_stmt): Likewise.
6985 * caller-save.c (init_caller_save, save_call_clobbered_regs,
6986 insert_restore, insert_save, insert_one_insn): Likewise.
6987 * calls.c (emit_call_1, compute_argument_block_size,
6988 precompute_arguments, expand_call, emit_library_call_value_1,
6989 store_one_arg): Likewise.
6991 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
6993 * configure.ac (enable-checking): Add release option. Reorganize
6994 to avoid repetition.
6995 * configure: Rebuilt.
6996 * doc/install.texi (enable-checking): Amend documentation.
6998 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
7001 * Makefile.in (specs.ready): Depend on cc1$(exeext).
7003 2004-09-06 James E Wilson <wilson@specifixinc.com>
7005 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
7006 movdf_hardfloat_32bit): Split fG into two alternatives.
7007 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
7009 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
7011 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
7013 * final.c (output_in_slot): Delete.
7014 (final_scan_insn): Revert 2004-09-03 change.
7015 (output_asm_insn): Likewise.
7016 * config/sparc/sparc.c (output_return): Likewise.
7017 (output_sibcall): Likewise.
7019 2004-09-06 Jan Hubicka <jh@suse.cz>
7021 * loop.c (loop_dump_aux): Do not print RTL when not available.
7022 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
7023 frontend specific type nodes.
7024 (produce_memory_decl_rtl): Break out from ...
7025 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
7026 (get_computation_at): Avoid random tree sharing.
7027 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
7029 2004-09-06 Zack Weinberg <zack@codesourcery.com>
7031 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
7032 unnecessary commands.
7034 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
7036 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
7037 (bitmap.o): Likewise.
7039 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
7041 Unify the management of RTL and tree-level dump files.
7043 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
7044 Don't print function name to the dump file, the pass manager
7045 would do this for us. Add code from the top of
7046 rest_of_compilation, up to the initial RTL dump.
7047 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
7048 close the DFI_sibling dump file.
7049 (rest_of_compilation): Don't do that here. Remove code up to the
7051 (init_optimization_passes): Remove.
7052 (pass_rest_of_compilation): Change pass name to NULL.
7053 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
7054 Do not call init_optimization_passes.
7055 * toplev.h (init_optimization_passes): Remove.
7057 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
7058 finish_graph_dump_file): Remove SUFFIX parameter.
7059 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
7060 finish_graph_dump_file): Likewise.
7062 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
7063 * cfgexpand.c (pass_expand): Adjust.
7064 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
7065 * passes.c (pass_rest_of_compilation): Adjust.
7066 * predict.c (pass_profile): Adjust.
7067 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
7068 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
7069 pass_split_crit_edges, pass_warn_function_return): Adjust.
7070 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
7071 * tree-dfa.c (pass_referenced_vars): Adjust.
7072 * tree-eh.c (pass_lower_eh): Adjust.
7073 * tree-if-conv.c (pass_build_ssa): Adjust.
7074 * tree-into-ssa.c (pass_build_ssa): Adjust.
7075 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
7076 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
7077 * tree-nrv.c (pass_nrv): Adjust.
7078 * tree-optimize.c (pass_gimple, pass_all_optimizations,
7079 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7080 pass_init_datastructures): Adjust.
7081 * tree-outof-ssa.c (pass_del_ssa): Adjust.
7082 * tree-profile.c (pass_tree_profile): Adjust.
7083 * tree-sra.c (pass_sra): Adjust.
7084 * tree-ssa-alias.c (pass_may_alias): Adjust.
7085 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
7086 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
7087 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
7088 * tree-ssa-dom.c (pass_dominator): Adjust.
7089 * tree-ssa-dse.c (pass_dse): Adjust.
7090 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
7091 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
7092 * tree-ssa-loop-ch.c (pass_ch): Adjust.
7093 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
7094 pass_loop_done, pass_complete_unroll, pass_iv_canon,
7095 pass_iv_optimize, pass_vectorize): Adjust.
7096 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
7097 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
7098 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
7099 pass_late_warn_uninnitialized): Adjust.
7100 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
7102 * Makefile.in (tree-dump.o): Add new dependencies.
7103 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
7104 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
7106 * toplev.c (dump_file_name): New.
7107 * tree-dump.c (dump_enable_all): Add LETTER parameter.
7108 (struct dump_file_info): Add NUM and LETTER fields.
7109 (dump_files): Adjust and add RTL dump files.
7110 (dump_register): Add NUM and LETTER fields.
7111 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
7112 (dump_begin): Use get_dump_file_name.
7113 (dump_switch_p_1): Adjust call to dump_enable_all.
7114 * tree-dump.h (dump_register): Adjust prototype.
7115 * tree-optimize.c (register_one_dump_file): Take dump file index.
7116 Support flags for RTL dumps.
7117 (register_dump_files): Fill in NUM field of struct dump_file_info.
7118 Track properties both when the gate is executed and when it is not.
7119 (execute_todo): Dump RTL. Add PROPERTIES parameter.
7120 (execute_one_pass): Pass properties to execute_todo. Handle VCG
7122 * tree-pass.h (dump_file_name): New.
7123 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
7126 * Makefile.in (passes.o): Add new dependencies.
7127 * passes.c (struct dump_file_info, enum dump_file_index,
7128 dump_file_tbl, init_optimization_passes): Remove.
7129 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
7130 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
7132 (finish_optimization_passes): Update finish_graph_dump_file loop.
7133 (enable_rtl_dump_file): Remove.
7134 * tree-dump.c (dump_files): Adjust and add RTL dump files.
7135 (enable_rtl_dump_file): Add here.
7136 * tree.h (enum tree_dump_index): Add RTL dump file indices.
7137 * doc/invoke.texi (Debugging options): Document new RTL debugging
7140 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
7142 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
7143 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
7144 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
7145 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
7146 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
7147 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
7148 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
7149 vec.h: Fix comment formatting.
7151 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
7153 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
7154 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
7155 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
7156 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
7157 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
7158 tree-ssa-loop-niter.c, tree-ssa-operands.c,
7159 tree-ssa-operands.h, tree-ssa-propagate.c,
7160 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
7161 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
7163 2004-09-05 Diego Novillo <dnovillo@redhat.com>
7165 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
7166 vectorizer is enabled.
7168 2004-09-05 Andreas Jaeger <aj@suse.de>
7170 * tree-if-conv.c: Spell check comments and clean up whitespace.
7172 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7174 * tree-ssa-loop-ivopts.c: New file.
7175 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
7176 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
7177 target_pres_cost, target_spill_cost): Declare.
7178 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
7179 spill_cost): Renamed to ...
7180 (target_avail_regs, target_res_regs, target_small_cost,
7181 target_pres_cost, target_spill_cost): ... and exported.
7182 (init_set_costs, global_cost_for_size): Work with renamed variables.
7183 * common.opt (flag_ivopts): New flag.
7184 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
7186 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
7187 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
7188 generating SSA form.
7189 (force_gimple_operand): New function.
7190 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
7191 * tree-cfg.c (stmt_bsi): New function.
7192 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
7193 PARAM_IV_MAX_CONSIDERED_USES): New.
7194 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
7195 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
7196 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
7197 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
7198 * tree-nested.c (build_addr): Export.
7199 * tree-optimize.c (init_tree_optimization_passes): Add
7201 * tree-pass.h (pass_iv_optimize): Declare.
7202 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
7204 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
7205 as a phi node argument.
7206 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
7207 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
7209 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
7210 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
7211 pass_iv_optimize): New pass.
7212 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
7213 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
7214 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
7215 * tree.h (REF_ORIGINAL): New macro.
7216 (build_int_cst_type, unsigned_type_for, zero_p,
7217 cst_and_fits_in_hwi, build_addr): Declare.
7218 * doc/invoke.texi (-fivopts): Document.
7219 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
7220 PARAM_IV_MAX_CONSIDERED_USES): Document.
7221 * doc/passes.texi: Document induction variable optimizations pass.
7223 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7225 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
7226 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
7227 * c-common.c (c_common_attribute_table): Accept parameters to
7229 (check_function_sentinel, handle_sentinel_attribute): Likewise.
7230 * doc/extend.texi: Update accordingly.
7232 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7234 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
7236 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
7238 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
7240 (c_common_attribute_table): Add `sentinel' attribute.
7241 (check_function_arguments): Handle `sentinel' attribute.
7242 * doc/extend.texi: Document `sentinel' attribute.
7244 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
7246 * configure: Regenerated.
7248 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7250 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
7252 * tree.c (save_expr): No longer TREE_READONLY.
7254 2004-09-04 Jan Hubicka <jh@suse.cz>
7256 * passes.c (rest_of_clean_state): Fix merge conflict made during
7257 commiting the patch.
7259 2004-09-04 Jan Hubicka <jh@suse.cz>
7261 * passes.c (rest_of_clean_state): Decompose the instruction stream.
7263 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
7265 * doc/md.texi (shift patterns): New anchor. Add reference to
7266 TARGET_SHIFT_TRUNCATION_MASK.
7267 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
7268 * target.h (shift_truncation_mask): New target hook.
7269 * targhook.h (default_shift_truncation_mask): Declare.
7270 * targhook.c (default_shift_truncation_mask): Define.
7271 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
7272 (TARGET_INITIALIZER): Include it.
7273 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
7274 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
7275 reject all out-of-range values. Fix sign-extension code for modes
7276 whose width is smaller than HOST_BITS_PER_WIDE_INT.
7277 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
7278 (expand_superword_shift, expand_subword_shift): Likewise.
7279 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
7280 (expand_binop): Use them to implement double-word shifts.
7281 * config/arm/arm.c (arm_shift_truncation_mask): New function.
7282 (TARGET_SHIFT_TRUNCATION_MASK): Define.
7284 2004-09-04 Jan Hubicka <jh@suse.cz>
7286 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
7287 (mix): New macro copied from hashtab.c
7288 (iterative_hash_hashval_t, iterative_hash_pointer,
7289 iterative_hash_host_wide_int): New functions based on hashtab.c
7292 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
7294 * config/mips/mips.md (mask): New mode attribute.
7295 (zero_extendsidi2): Add memory alternative.
7296 (*zero_extendsidi2_mem): Delete.
7297 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
7298 memory_operand in the TARGET_MIPS16 check.
7299 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
7300 Redefine using :GPR and :SHORT.
7301 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
7303 2004-09-04 Uros Bizjak <uros@kss-loka.si>
7305 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
7307 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
7308 expand_builtin_mathfn.
7309 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
7310 btrunc?f patterns for btrunc_optab. Implement rint_optab using
7312 * optabs.c (init_optabs): Initialize rint_optab.
7313 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
7315 (btrunc_optab): Rename macro from trunc_optab.
7316 (rint_optab): Define corresponding macro.
7318 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
7319 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
7321 * config/i386/i386-protos.h (emit_i387_cw_initialization):
7322 Change prototype. Add new int parameter.
7323 * config/i386/i386.c (emit_i387_cw_initialization):
7324 Handle new rounding modes.
7326 * config/i386/i386.h (enum fp_cw_mode): Delete.
7327 (MODE_NEEDED): Handle new rounding modes.
7328 (EMIT_MODE_SET): Change condition to handle new rounding modes.
7330 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
7331 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
7332 represent different rounding modes of frndint insn.
7333 (type): Add frndint type.
7334 (i387, length, memory): Handle this type.
7335 (i387_cw): New attribute definition.
7336 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
7337 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
7338 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
7339 Add "i387_cw" attribute defined to "trunc".
7340 (x86_fnstcw_1): Remove comment.
7341 (*frndintxf2): Rename insn definition to frndintxf2. Move
7342 insn definition near rint?f2 expanders.
7343 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
7344 rintf and rintl built-ins as inline x87 intrinsics.
7345 (frndintxf2_floor): New pattern to implement floor rounding
7346 mode with frndint x87 instruction.
7347 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
7348 floorf and floorl built-ins as inline x87 intrinsics.
7349 (frndintxf2_ceil): New pattern to implement ceil rounding
7350 mode with frndint x87 instruction.
7351 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
7352 ceilf and ceill built-ins as inline x87 intrinsics.
7353 (frndintxf2_trunc): New pattern to implement trunc rounding
7354 mode with frndint x87 instruction.
7355 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
7356 truncf and truncl built-ins as inline x87 intrinsics.
7357 (frndintxf2_mask_pm): New pattern to implement rounding
7358 mode with exceptions with frndint x87 instruction.
7359 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
7360 implement nearbyint, nearbyintf and nearbyintl built-ins as
7361 inline x87 intrinsics.
7363 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
7365 * config/mips/mips.md (SHORT): New mode macro.
7366 (size): New mode attribute.
7367 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
7368 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
7369 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
7371 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
7372 *extend[qh]isi2_hw patterns and extending them to di.
7373 (extendqihi2): Implement as define_insn_and_split that produces
7374 extendqisi2 after reload.
7376 2004-09-03 Devang Patel <dpatel@apple.com>
7378 * Makefile.in (OBJS-common): Add tree-if-conv.o
7379 (tree-if-conv.o): New rule.
7380 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
7381 (get_loop_body_in_bfs_order): New.
7382 * cfgloop.h (get_loop_body_in_bfs_order): New.
7383 * tree-flow.h (enum move_pos): Move here from ..
7384 * tree-ssa-loop-im.c (enum move_pos): here.
7385 (movement_possibility): Make externally visible.
7386 * tree-optimize.c (init_tree_optimization_passes): New entry for
7388 * tree-pass.h (pass_if_conversion): New.
7389 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
7390 * tree-if-conv.c: New file.
7391 * doc/passes.texi: Document tree if-conversion pass.
7392 * doc/tree-ssa.texi: Same.
7394 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
7397 Makefile.in (LIB2ADDEHSTATIC): New.
7398 (LIB2ADDEHSHARED): New.
7400 (LIBUNWINDDEP): New.
7401 (SHLIBUNWIND_LINK): New.
7402 (SHLIBUNWIND_INSTALL): New.
7403 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
7404 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
7405 (clean): Remove libunwind*
7406 (stage1-start): Remove and copy stage1/libunwind*.
7407 (stage2-start): Remove and copy stage2/libunwind*.
7408 (stage3-start): Remove and copy stage3/libunwind*.
7409 (stage4-start): Remove and copy stage4/libunwind*.
7410 (stageprofile-start): Remove and copy stageprofile/libunwind*.
7411 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
7413 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
7414 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
7415 tmake_file if --with-system-libunwind isn't used.
7417 * config/ia64/t-glibc-libunwind: New file.
7418 * config/t-libunwind-elf: Likewise.
7419 * unwind-compat.c: Likewise.
7420 * unwind-compat.h: Likewise.
7421 * unwind-dw2-fde-compat.c: Likewise.
7423 * config/ia64/t-glibc (LIB2ADDEH): Updated.
7424 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
7426 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
7428 * unwind-dw2-fde-glibc.c: Likewise.
7429 * unwind-dw2.c: Likewise.
7431 * config/t-libunwind (LIB2ADDEH): Updated.
7432 (LIB2ADDEHSTATIC): New.
7433 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
7434 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
7436 * configure.ac: Change --enable-libunwind-exceptions to
7437 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
7438 * configure: Regenerated.
7439 * config.in: Updated.
7441 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
7442 above and mention --with-system-libunwind.
7443 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
7444 removed in gcc 3.4.3 and later.
7446 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
7447 USE_LIBUNWIND_EXCEPTIONS is defined.
7449 * mklibgcc.in: Support libunwind.
7451 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
7453 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
7456 2004-09-03 Richard Henderson <rth@redhat.com>
7459 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
7460 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
7461 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
7462 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
7463 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
7464 resize_stack_vars_conflict, add_stack_var_conflict,
7465 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
7466 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
7467 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
7468 expand_one_static_var, expand_one_hard_reg_var,
7469 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
7470 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
7471 (expand_used_vars): Rewrite.
7472 * Makefile.in (cfgexpand.o): Update dependencies.
7474 2004-09-04 Jan Hubicka <jh@suse.cz>
7476 * cfg.c (free_edge): Use ggc_free.
7477 (expunge_block): Use ggc_free.
7478 * passes.c (rest_of_clean_state): Free after compilation.
7479 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
7480 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
7482 2004-09-03 James E Wilson <wilson@specifixinc.com>
7484 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
7485 DECL_EXTERNAL check.
7487 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7489 * final.c (output_in_slot): New global variable.
7490 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
7491 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
7492 'output_in_slot' before invoking output_asm_insn.
7493 (output_asm_insn): Add a space after the tab if 'output_in_slot'
7495 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
7497 (output_sibcall): Likewise.
7499 2004-09-03 Jan Hubicka <jh@suse.cz>
7501 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
7502 * tree-ssanames (init_ssanames): Likewise.
7504 2004-09-03 Ziemowit Laski <zlaski@apple.com>
7506 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
7507 objc_declare_protocols, objc_start_protocol,
7508 objc_start_class_interface, objc_start_category_interface,
7509 objc_continue_interface, objc_finish_interface,
7510 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
7511 objc_start_class_implementation, objc_start_category_implementation,
7512 objc_continue_implementation, objc_finish_implementation,
7513 objc_add_method_declaration, objc_start_method_definition,
7514 objc_finish_method_definition, objc_build_keyword_decl,
7515 objc_build_method_signature, objc_build_encode_expr,
7516 objc_build_protocol_expr, objc_build_selector_expr,
7517 objc_build_message_expr, objc_build_string_object,
7518 objc_get_class_reference, objc_get_protocol_qualified_type,
7519 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
7521 2004-09-03 James E Wilson <wilson@specifixinc.com>
7523 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
7525 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
7526 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
7527 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
7528 (mips_recip1_<fmt>): Use frdiv1 type.
7529 (mips_recip2_<fmt>): Use frdiv2 type.
7530 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
7531 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
7533 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
7535 2004-09-03 Daniel Jacobowitz <dan@debian.org>
7537 * reload.c (find_reloads): Swap operand_loc pointers for
7538 find_dummy_reload if we have swapped two operands.
7540 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
7542 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
7543 to get the tablejump-insn before the jump-table label.
7545 2004-09-03 Ziemowit Laski <zlaski@apple.com>
7547 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
7548 objc_declare_protocols, objc_build_message_expr,
7549 objc_finish_message_expr, objc_build_selector_expr,
7550 objc_build_protocol_expr, objc_build_encode_expr,
7551 objc_build_string_object, objc_get_protocol_qualified_type,
7552 objc_get_class_reference, objc_get_class_ivars,
7553 objc_start_class_interface, objc_start_category_interface,
7554 objc_start_protocol, objc_continue_interface, objc_finish_interface,
7555 objc_start_class_implementation, objc_start_category_implementation,
7556 objc_continue_implementation, objc_finish_implementation,
7557 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
7558 objc_add_method_declaration, objc_start_method_definition,
7559 objc_finish_method_definition, objc_add_instance_variable,
7560 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
7561 objc_finish_try_stmt, objc_begin_catch_clause,
7562 objc_finish_catch_clause, objc_build_finally_clause,
7563 objc_build_synchronized, objc_static_init_needed_p,
7564 objc_generate_static_init_call): New prototypes.
7566 2004-09-03 Steve Ellcey <sje@cup.hp.com>
7568 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
7570 (ia64_function_value): Ditto.
7572 2004-09-03 Jan Beulich <jbeulich@novell.com>
7574 * config.gcc: Resurrect NetWare as a target. Handle special case of
7575 Novell linker to be used (specified through --with-ld=) and threading
7576 model of either Posix (default) or NKS.
7577 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
7578 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
7579 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
7580 * config/i386/netware.c, config/i386/netware.h: New.
7581 * config/i386/nwld.c, config/i386/nwld.h: New.
7582 * config/i386/netware-crt0.c: New.
7583 * config/i386/netware-libgcc.c: New.
7584 * config/i386/netware-libgcc.def: New.
7585 * config/i386/netware-libgcc.exp: New.
7586 * config/i386/t-netware, config/i386/t-nwld: New.
7588 * doc/install.texi: Document NKS threading model.
7590 2004-09-03 Jan Beulich <jbeulich@novell.com>
7593 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
7594 * tree.h (initial_max_fld_align): Declare
7595 * stor-layout.c (initial_max_fld_align): Define and initialize.
7596 (maximum_field_alignment): Initialize to the same value.
7597 * common.opt: Add -fpack-struct= variant of switch.
7598 * opts.c: Handle -fpack-struct= variant of switch.
7599 * c-pragma.c: Change #pragma pack() handling so that it becomes
7600 compatible to other compilers: accept individual 'push' argument,
7601 make final pop restore (command line) default, correct interaction
7602 of push/pop and sole specification of a new alignment (so that the
7603 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
7604 to #pragma pack(push, <n>).
7605 * doc/extend.texi: New node "Structure-Packing Pragmas" under
7606 "Pragmas", describing #pragma pack.
7607 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
7608 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
7609 Document new TARGET_DEFAULT_PACK_STRUCT.
7611 2004-09-03 Devang Patel <dpatel@apple.com>
7613 * dwarf2out.c (gen_field_die). Equate decl number to die.
7615 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
7618 * global.c (modify_reg_pav): New function.
7619 (make_accurate_live_analysis): Call the new function. Move pavin
7620 modification by earlyclobber set into the new function.
7622 2004-09-03 Andreas Schwab <schwab@suse.de>
7624 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
7625 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
7628 2004-09-02 Jan Beulich <jbeulich@novell.com>
7630 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
7631 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
7632 not unwind code specific ones.
7633 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
7634 Remove unwind code specific dependencies.
7635 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
7637 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
7638 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
7639 * tsystem.h: Declare memcpy and memset when inhibit_libc.
7641 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
7643 * combine.c (try_combine): Delay modifying of insns which cannot
7646 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
7648 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
7650 * gcc/tree-ssa-loop.c: Ditto
7651 * gcc/tree-ssa-loop-ivcanon.c: Ditto
7652 * gcc/doc/invoke.texi: Ditto.
7654 2004-09-02 Ziemowit Laski <zlaski@apple.com>
7656 * c-decl.c (store_parm_decls_newstyle): Make static.
7657 (store_parm_decls_from): New function.
7658 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
7659 (store_parm_decls_from): New prototype.
7661 2004-09-02 David Edelsohn <edelsohn@gnu.org>
7663 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
7664 HImode with STRICT_ALIGNMENT.
7666 2004-09-02 Mark Mitchell <mark@codesourcery.com>
7668 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
7669 (TARGET_OS_CPP_BUILTINS): Likewise.
7670 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
7671 TARGET_BPABI_CPP_BUILTINS.
7673 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
7675 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
7677 2004-09-02 Eric Christopher <echristo@redhat.com>
7679 * builtins.c (expand_builtin_cabs): Delete.
7680 (expand_builtin): If unable to fold the values do a normal
7681 library call for builtin_cab*.
7682 (fold_builtin_cabs): Depend on optimize and optimize_size.
7683 * optabs.c (expand_cmplxdiv_straight): Delete.
7684 (expand_cmplxdiv_wide): Ditto.
7685 (expand_vector_binop): Ditto.
7686 (expand_vector_unop): Ditto.
7687 (expand_complex_abs): Delete.
7688 (expand_binop): Remove calls to above functions.
7689 Remove open coding of complex arithmetic.
7690 (expand_unop): Ditto.
7691 * optabs.h: Remove prototypes.
7693 2004-09-02 Ziemowit Laski <zlaski@apple.com>
7695 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
7696 * c-tree.h (store_parm_decls_newstyle): New prototype.
7698 2004-09-02 Geoffrey Keating <geoffk@apple.com>
7700 * config/rs6000/rs6000.c (expand_block_clear): Use vector
7701 instructions if available.
7702 (expand_block_move): Likewise.
7704 2004-09-03 Jan Hubicka <jh@suse.cz>
7706 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
7708 2004-09-02 Mark Mitchell <mark@codesourcery.com>
7710 * config/arm/symbian.h (LIB_SPEC): Define to empty.
7711 * config/arm/t-symbian (SHLIB_LC): Likewise.
7713 2004-09-02 Paul Brook <paul@codesourcery.com>
7715 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
7717 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
7719 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
7720 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
7721 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
7722 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
7723 (mips_issue_rate): Remove unreachable abort.
7724 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7725 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
7726 (mips_block_move_straight, print_operand_address, mips_file_start)
7727 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
7728 (mips_output_conditional_branch, mips_expand_builtin_direct)
7729 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
7730 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
7733 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
7735 * config/mips/mips.md (*lea_high64): Change split condition to
7736 flow2_completed. Add a peephole2 to generate a more parallel version.
7738 2004-09-02 Jan Hubicka <jh@suse.cz>
7740 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
7743 * ggc-page.c: include tree-flow.h.
7744 (extra_order_size_table): Add stmt_ann_d.
7745 (STAT_LABEL): Rename from ....
7746 (LABEL): ... this one.
7747 * Makefile.in (ggc-page.o): Add dependency.
7749 * ggc-common.c (ggc_force_collect): New global variable.
7750 (loc_description): Add fields "freed", "collected"
7751 (ptr_hash): New static hash
7752 (ptr_hash_entry): New structure.
7753 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
7754 (ggc_record_overhead): Take ptr argument, record it
7755 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
7756 (cmp_statistics): Imrove sorting.
7757 (dump_ggc_loc_statistics): Output newly collected statistics
7758 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
7759 (ggc_free): Call ggc_free_overhead.
7760 (ggc_collect): Force collection when asked to be forced.
7761 (ggc_collect): Call ggc_prune_overhead_list.
7762 * ggc.h (ggc_force_collect): Declare
7763 (ggc_record_overhead): Update prototype.
7764 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
7766 2004-09-02 James E Wilson <wilson@specifixinc.com>
7768 * common.opt (ftrapping-math): Default to on.
7770 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
7772 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
7774 2004-09-02 Denis Chertykov <denisc@overta.ru>
7777 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
7779 (*movmemqi_insn): Likewise.
7780 (*movmemhi): Likewise.
7781 (clrmemhi): Likewise.
7782 (*clrmemqi): Likewise.
7783 (*clrmemhi): Likewise.
7785 2004-09-02 Paul Brook <paul@codesourcery.com>
7787 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
7788 default_use_cxa_atexit=yes.
7790 2004-09-02 Alan Modra <amodra@bigpond.net.au>
7792 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
7793 (struct kernel_old_ucontext): Delete.
7794 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
7795 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
7798 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
7800 * toplev.c (process_options): Fix typo.
7802 2004-09-01 Richard Henderson <rth@redhat.com>
7805 * calls.c (initialize_argument_information): Tighten pass-through
7806 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
7807 Use build_fold_addr_expr.
7808 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
7809 that assumes ADDR_EXPR allocates stack space.
7810 * fold-const.c (build_fold_addr_expr_with_type): Look through
7813 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
7815 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
7816 * ggc.h (ggc_alloc_rtx): Delete.
7818 2004-09-01 Roger Sayle <roger@eyesopen.com>
7820 * expmed.c (enum alg_code): Remove long unused enumeration values.
7821 (struct mult_cost): New structure to hold the "score" of a synthetic
7822 multiply sequence, including both a rtx_cost and a latency field.
7823 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
7824 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
7825 (struct algorithm): Change type of cost field to be mult_cost.
7826 (synth_mult): Change type of cost_limit argument to be a
7827 pointer to a mult_cost. Update all cost comparisons to use the
7828 new mult_cost infrastructure. For alg_add_factor and
7829 alg_sub_factor operations, latency is lower than the rtx_cost.
7830 (choose_mult_variant): Update calls to synth_mult. Perform
7831 cost comparisons using the new mult_cost infrastructure.
7832 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
7833 to optain the total rtx_cost of a synth_mult "algorithm".
7835 2004-09-01 David Edelsohn <edelsohn@gnu.org>
7837 * config/rs6000/power4.md: Increase store latency to 12.
7838 * config/rs6000/power5.md: Same.
7840 2004-09-01 James E Wilson <wilson@specifixinc.com>
7843 * config/avr/avr.c (avr_unique_section): Delete prototype and
7845 (TARGET_ASM_UNIQUE_SECTION): Delete.
7847 2004-09-01 Ziemowit Laski <zlaski@apple.com>
7849 * c-parse.in (primary): Call objc_build_message_expr(),
7850 objc_build_selector_expr(), objc_build_protocol_expr(),
7851 objc_build_encode_expr() and objc_build_string_object() instead of
7852 build_message_expr(), build_selector_expr(), build_protocol_expr(),
7853 build_encode_expr() and build_objc_string_object(), respectively.
7854 (component_decl_list2): Call objc_get_class_ivars() instead of
7855 get_class_ivars_from_name().
7856 (keyworddecl): Call objc_build_keyword_decl() instead of
7857 build_keyword_decl().
7858 (receiver): Call objc_get_class_reference() instead of
7859 get_class_reference().
7860 (reswords): Add blank line before @@ifobjc section, for clarity.
7862 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
7864 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
7867 2004-09-01 Wu Yongwei <adah@sh163.net>
7868 Danny Smith <dannysmith@users.sourceforge.net>
7870 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
7871 not Windows 'DWORD'.
7872 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
7873 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
7874 (__gthr_win32_recursive_mutex_init_function): Add prototype for
7875 __GTHREAD_HIDE_WIN32API case..
7876 (__gthr_win32_recursive_mutex_lock): Likewise.
7877 (__gthr_win32_recursive_mutex_trylock): Likewise.
7878 (__gthr_win32_recursive_mutex_unlock): Likewise.
7879 (__gthread_recursive_mutex_init_function); Add definition for
7880 __GTHREAD_HIDE_WIN32API case.
7881 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
7882 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
7883 call to InterlockedDecrement.
7885 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7887 * tree-tailcall.c (find_tail_calls): Also fail is statement has
7890 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
7892 * doc/c-tree.texi: Document new operands for ARRAY_REF and
7895 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7897 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
7898 * common.opt (fspeculative-prefetching): New.
7899 * flags.h (flag_speculative_prefetching_set): Declare.
7900 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
7902 * opts.c (flag_sepculative_prefetching_set): New variable.
7903 (common_handle_option): Handle -fspeculative-prefetching.
7904 * passes.c (rest_of_compilation): Ditto.
7905 * profile.c (instrument_values, compute_value_histograms, branch_prob):
7906 Use vectors instead of arrays.
7907 * toplev.c (process_options): Handle -fspeculative-prefetching.
7908 * rtl-profile.c: Include ggc.h.
7909 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
7910 rtl_gen_one_value_profiler_no_edge_manipulation,
7911 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
7913 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
7914 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
7916 * value-prof.c: Include ggc.h.
7917 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
7919 (insn_prefetch_values_to_profile, find_mem_reference_1,
7920 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
7921 speculative_prefetching_transform): New.
7922 (value_profile_transformations): Call speculative_prefetching_transform.
7923 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
7924 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
7925 tree_find_values_to_profile, find_values to profile): Use vectors
7927 (free_profiled_values): Removed.
7928 * value-prof.h (struct histogram_value): Renamed to
7929 struct histogram_value_t.
7930 (histogram_value, histogram_values): New types.
7931 (find_values_to_profile): Declaration changed.
7932 (free_profiled_values): Removed.
7933 (struct profile_hooks): Type of argument of the hooks changed to
7935 * doc/invoke.texi (-fspeculative-prefetching): Document.
7937 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7939 PR rtl-optimization/16408
7940 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
7942 2004-09-01 Richard Henderson <rth@redhat.com>
7944 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
7945 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
7947 2004-09-01 Jakub Jelinek <jakub@redhat.com>
7949 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
7951 2004-09-01 Mike Stump <mrs@apple.com>
7953 * config/darwin.c (machopic_symbol_defined_p): In addition to
7954 being SYMBOL_REF_LOCAL_P, a symbol must also be
7955 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
7956 defined in this output file, or translation unit in the case
7957 of IMA not being used.
7958 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
7959 never need .indirect_symbol when indirecting.
7961 2004-09-01 Jakub Jelinek <jakub@redhat.com>
7963 * Makefile.in (bb-reorder.o): Add several dependencies.
7965 2004-09-01 Jakub Jelinek <jakub@redhat.com>
7967 * fold-const.c (operand_equal_p): Require equal sign also for
7968 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
7970 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
7972 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
7973 for use in configargs.h. Put the cname in a separate variable. Use
7974 that to set target_cpu_default2.
7976 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
7977 Nick Clifton <nickc@redhat.com>
7979 * config/sh/sh.md ("length"): Increase branch length when
7980 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
7981 constant, 2 byte for aligning the constant.
7983 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
7985 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
7987 (arm7tdmi-s): New CPU name.
7988 * arm/arm.c (ARM_CORE): Update for new format.
7989 * arm/arm.h (ARM_CORE): Likewise.
7990 * arm/gentune.sh: Update for extra field.
7991 * config.gcc: Likewise.
7992 * arm/arm-tune.md: Regenerate.
7993 * doc/invoke.texi: Document the real processor names for ARM cpus.
7995 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
7997 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
7998 (floatdidf): New functions.
7999 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
8000 (floatdisf): New functions.
8001 * t-arm-elf: Use them.
8003 2004-09-01 Ziemowit Laski <zlaski@apple.com>
8005 * c-common.h (lookup_interface): Remove prototype.
8006 (is_class_name): Rename to objc_is_class_name.
8007 (lookup_objc_ivar): Rename to objc_lookup_ivar.
8008 (get_current_scope): Rename to objc_get_current_scope.
8009 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
8010 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
8011 (yylexname): Call objc_is_class_name() instead of is_class_name().
8012 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
8013 instead of lookup_objc_ivar().
8014 * stub-objc.c (lookup_interface): Remove stub.
8015 (is_class_name): Rename to objc_is_class_name.
8016 (lookup_objc_ivar): Rename to objc_lookup_ivar.
8018 2004-08-31 Mark Mitchell <mark@codesourcery.com>
8020 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
8021 * config/arm/lib1funcs.asm: Do not include supplemental .S files
8022 when compiling for Symbian.
8023 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
8024 (TARGET_OS_CPP_BUILTINS): Likewise.
8025 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
8027 2004-08-31 Stan Shebs <shebs@apple.com>
8029 * toplev.c (process_options): Ensure debug_hooks is initialized.
8031 2004-08-31 Mark Mitchell <mark@codesourcery.com>
8033 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
8034 * target.h (cxx): Add export_class_data.
8035 * config/arm/arm.c (arm_cxx_export_class_data): New function.
8036 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
8037 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
8039 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
8041 * config/sh/sh.c (output_branch): Check the insn length possibly
8042 in the delayed slot.
8044 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8046 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
8048 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
8050 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
8051 (c_sizeof_of_alignof_type): Likewise.
8052 * expr.c (array_ref_element_size): Likewise.
8053 (highest_pow2_factor_for_target): Likewise.
8054 * gimplify.c (canonicalize_addr_expr): Likewise.
8055 (gimplify_compound_lval): Likewise.
8056 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
8057 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8058 * varasm.c (assemble_variable): Likewise.
8059 (output_constant_def_contents): Alignments are unsigned.
8061 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8062 Jeff Law <law@redhat.com>
8064 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
8067 2004-08-31 Mark Mitchell <mark@codesourcery.com>
8069 * hooks.c (hook_bool_void_true): New function.
8070 * hooks.h (hook_bool_void_true): Declare.
8071 * target-def.h (TARGET_CXX): Add
8072 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
8073 * target.h (struct cxx): Add key_method_may_be_inline.
8074 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
8076 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
8077 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
8080 2004-08-31 Denis Chertykov <denisc@overta.ru>
8083 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
8084 frame pointer register only in Pmode while reload in progress.
8086 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
8089 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
8090 because it breaks the 32-bit shift patterns that rely on a match_dup.
8092 2004-08-31 Matt Austern <austern@apple.com>
8094 * config/darwin.c (darwin_make_decl_one_only): Allocate section
8095 names once per compilation, instead of once per symbol.
8097 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
8099 * Makefile.in (build_subdir): New substitution.
8100 (fixinc.sh): Simplify heavily since fixincludes is already built.
8101 (stmp-fixinc): Depend on specs.ready.
8102 (install-mkheaders): Use new location of fixincludes.
8103 (clean): Do not descend into fixinc.
8104 (FORBUILD): Replace with ../$(build_subdir).
8105 * configure.ac (build_subdir): Substitute.
8106 (FORBUILD): Do not set.
8107 (all_outputs): Remove fixinc/Makefile.
8108 (default commands): Do not create links in fixinc.
8109 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
8110 the fixincludes configuration steps and substituting
8111 @FIXINCL@ in fixinc.in.
8112 * fixinc.in: New, from fixinc/fixincl.sh.
8114 * fixinc/*: Removed.
8116 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
8118 * attribs.c (strip_attrs): Remove.
8119 (split_specs_attrs): Move ...
8120 * c-decl.c: ... to here.
8121 * tree.h (split_specs_attrs, strip_attrs): Remove.
8122 * c-tree.h (split_specs_attrs): Declare.
8124 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
8126 * read-rtl.c: Disable RTL checking.
8127 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
8129 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
8131 * config/mips/mips.md (fcond): New code macro and attribute.
8132 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
8133 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
8134 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
8136 2004-08-30 Mark Mitchell <mark@codesourcery.com>
8139 2004-08-29 Mark Mitchell <mark@codesourcery.com>
8140 PR rtl-optimization/16590
8141 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
8143 2004-08-30 Andrew Pinski <apinski@apple.com>
8146 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
8147 * ChangeLog: Fix previous ChangeLog entry.
8150 * config.host (use_long_long_for_widest_fast_int): New, default is
8152 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
8153 * configure.ac: If use_long_long_for_widest_fast_int, then
8154 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
8155 * configure: Regenerate.
8156 * config.in: Regenerate.
8157 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
8158 New: widest integer type supported efficiently in hardware for the
8160 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
8161 HOST_BITS_PER_WIDEST_FAST_INT.
8162 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
8163 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
8164 HOST_WIDEST_FAST_INT
8165 instead of HOST_WIDE_INT.
8166 (HARD_REG_SET_LONGS): Likewise.
8167 (UHOST_BITS_PER_WIDE_INT): Likewise.
8168 Change the checks for the fast cases to be based on
8169 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
8171 2004-08-30 Steven Bosscher <stevenb@suse.de>
8173 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
8176 2004-08-30 Geoffrey Keating <geoffk@apple.com>
8182 * c-decl.c (grokdeclarator): Produce error for 'static' on local
8183 function declaration.
8185 2004-08-30 Richard Henderson <rth@redhat.com>
8187 * expr.c (array_ref_element_size): Force aligned_size back to
8189 (component_ref_field_offset): Similarly for aligned_offset.
8190 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
8191 low-bound, element-size, field-offset fields rather than
8194 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
8196 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
8199 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
8201 * c-tree.h (struct language_function): Add arg_info element.
8202 * c-decl.c (current_function_arg_info): New.
8203 (grokdeclarator, store_parm_decls): Use it instead of
8205 (c_push_function_context, c_pop_function_context): Save and
8208 2004-08-30 Richard Henderson <rth@redhat.com>
8210 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
8211 COMPONENT_REF to pointer arithmetic.
8212 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
8213 constant "c" as a valid constant initializer. Allow narrowing of
8214 differences against the same base object, for any base object.
8216 2004-08-30 Richard Henderson <rth@redhat.com>
8218 * expr.c (expand_expr_addr_expr): New.
8219 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
8221 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
8223 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
8224 (mips_fp_condition): New enum.
8225 (mips_fp_conditions): New array.
8226 (print_fcc_operand): Delete.
8227 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
8228 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
8229 (builtin_description): Add "cond" field.
8230 (DIRECT_BUILTIN): Initialize it.
8231 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
8232 into INSN and CODE. Initialize the "cond" field.
8233 (CMP_BUILTINS): Update accordingly.
8234 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
8235 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
8236 mips_fp_condition as argument. Make it the final operand of the
8237 comparison instruction.
8238 (mips_expand_builtin): Update accordingly.
8239 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
8240 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
8242 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
8243 Don't use the 'Q' operand prefix; just print the operand normally.
8244 (mips_cabs_*, mips_c_*): Delete, replacing with...
8245 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
8246 patterns. Split the 4s versions into 2 ps patterns after reload.
8248 2004-08-30 Richard Henderson <rth@redhat.com>
8250 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
8251 assuming an ADDR_EXPR is non-null.
8253 2004-08-30 Jason Merrill <jason@redhat.com>
8255 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
8257 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
8259 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
8260 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
8261 gcc_assert and gcc_unreachable instead of abort.
8262 * alloc-pool.c (abort, fancy_abort): Remove.
8263 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
8264 gcc_assert or gcc_unreachable.
8265 * attribs.c (init_attributes, decl_attributes): Likewise.
8266 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
8267 mark_bb_for_unlikely_executed_section,
8268 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
8269 fix_crossing_unconditional_branches): Likewise.
8270 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
8271 bitmap_operation): Likewise.
8272 * bt-load.c (insn_sets_btr_p, augment_live_range,
8273 move_btr_def): Likewise.
8274 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
8275 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
8276 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
8277 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
8278 expand_builtin_memcmp, expand_builtin_args_info,
8279 std_gimplify_va_arg_expr, expand_builtin_unop,
8280 expand_builtin_fputs, expand_builtin_profile_func,
8281 expand_builtin_fork_or_exec, fold_builtin_bitop,
8282 fold_builtin_classify, fold_builtin_fputs): Likewise.
8284 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
8286 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
8287 * gcov.c (abort): Remove undef.
8289 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
8290 (struct tree_binfo): Remove primary field.
8292 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
8294 * fixinc/Makefile.in (machname.h): Remove.
8295 (fixincl.x): Do not pass $@ to genfixes.
8296 * fixinc/genfixes: Remove code to produce machname.h.
8297 * fixinc/fixincl.sh: Move it here instead.
8298 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
8299 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
8300 return a bool indicating whether pz_mn_name_pat is NULL.
8301 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
8302 Declare extern C variables for the ENV_TABLE.
8303 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
8304 instead use the result of mn_get_regexps.
8305 * fixinc/fixtests.c: Likewise.
8307 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
8309 * configure.ac: Do not run fixincludes after stage1 during
8311 * configure: Regenerate.
8313 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
8315 * sched-deps.c (get_condition): Partially revert previous, by never
8316 trying to extract the condition from a condjump.
8318 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
8320 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
8321 (handle_visibility_attribute, c_determine_visibility): Likewise.
8322 * c-common.h (my_friendly_assert): Remove.
8324 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
8326 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
8327 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
8328 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
8329 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
8330 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
8332 2004-08-30 Diego Novillo <dnovillo@redhat.com>
8334 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
8335 in COMPONENT_REF nodes.
8337 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
8340 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
8341 global_dc->warning_as_error_requested.
8342 * diagnostic.c (diagnostic_initialize): Tidy.
8343 * diagnostic.h (diagnostic_context::x_data): Remove
8344 (diagnostic_context::issue_warnings_are_errors_message): Rename
8345 from warnings_are_errors_message.
8346 (diagnostic_context::warning_as_error_requested): New.
8348 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
8350 * sched-deps.c (get_condition): Fix breakage in previous patch.
8352 2004-08-30 Paul Brook <paul@codesourcery.com>
8354 * doc/install.texi: Fix broken mpfr link.
8356 2004-08-29 David O'Brien <obrien@FreeBSD.org>
8358 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
8359 other FreeBSD platforms.
8361 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
8363 * arm.h (REVERSE_CONDITION): Define.
8364 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
8366 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
8368 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
8369 just the codes, call reversed_comparison_code ().
8370 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
8371 (not_reg_cond): Use reversed_comparison_code.
8372 (and_reg_cond): Likewise.
8373 * ifcvt.c (cond_exec_process_if_block): Likewise.
8374 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
8376 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
8378 * sched-deps.c (get_condition): Rewrite using jump support functions.
8379 Use reversed_comparison_code.
8380 (conditions_mutex_p): Use reversed_comparison_code.
8382 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8384 * config/mips/mips.c (override_options): Disable hot/cold partitioning
8387 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8389 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
8390 (mips_function_type): Move to mips.c.
8391 * config/mips/mips.c (mips_builtin_type): New enum.
8392 (builtin_description): Replace code and ftype with builtin_type
8394 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
8395 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
8396 (CODE_FOR_mips_abs_ps): Define.
8397 (mips_bdesc): Use new macros.
8398 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
8399 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
8400 (mips_expand_builtin_direct): New function.
8401 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
8402 builtin. Replace boolean parameter with builtin_type.
8403 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
8404 (mips_expand_4s_compare_builtin): Delete, replacing with...
8405 (mips_expand_builtin_compare): ...this new function.
8407 2004-08-29 Mark Mitchell <mark@codesourcery.com>
8409 PR rtl-optimization/16590
8410 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
8412 2004-08-29 Diego Novillo <dnovillo@redhat.com>
8414 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
8415 * tree-ssa-propagate.c: Fix documentation.
8417 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8419 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
8420 (mov[sd]fcc): Likewise.
8422 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8424 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
8426 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8428 * config/mips/mips.md (divide_condition): New mode attribute.
8429 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
8430 (sqrt[sd]f3): Redefine using SCALARF.
8431 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
8434 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8436 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
8437 (loadx, storex, fmt, UNITMODE): New mode attributes.
8438 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
8439 (mul[sd]f3): Redefine using :SCALARF.
8440 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
8441 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
8442 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
8443 Check TARGET_FUSED_MADD for V2SF too.
8444 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
8446 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
8447 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
8449 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8451 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
8452 V2SF_type_node if it will be needed.
8454 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8456 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
8457 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
8458 (mips_prepare_builtin_target): New function.
8459 (mips_expand_builtin): Use them. Update calls to subroutines.
8460 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
8461 cmp_choice with a boolean argument to select between movt and movf.
8462 Take the comparison's icode as an argument, not the function's fcode.
8463 (mips_expand_compare_builtin): New function. Rename existing function
8464 to mips_expand_scalar_compare_builtin.
8465 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
8466 (mips_expand_ps_compare_builtin): Use the new functions. Take the
8467 comparison's icode as an argument, not the builtin's fcode.
8469 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8471 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
8472 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
8473 registers are false and -1 if all registers are true.
8474 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
8475 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
8476 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
8477 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
8478 (bc1any2t, bc1any2f): Likewise CCV2.
8479 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
8481 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
8483 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
8484 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
8485 UNSPEC rather than an IF_THEN_ELSE.
8486 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
8487 mips_cond_move_tf_ps by name.
8489 2004-08-29 Chao-ying Fu <fu@mips.com>
8490 James E Wilson <wilson@specifixinc.com>
8492 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
8493 8 byte size and alignment. Give CCV4 16 byte size and alignment.
8494 * config/mips/mips-ps-3d.md: New file.
8495 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
8496 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
8497 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
8498 (mips_output_move): Emit "mov.ps" for V2SFmode.
8499 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
8501 (override_options): Check if TARGET_MIPS3D and there was an explicit
8502 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
8503 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
8504 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
8505 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
8506 and allow CCV2 and CCV4 to occupy two and four CC registers.
8507 (print_fcc_operand): New function.
8508 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
8509 %Z to call print_fcc_operand.
8510 (mips_function_value): Handle MODE_VECTOR_FLOAT.
8511 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
8512 (mips_vector_mode_supported_p): New function.
8513 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
8514 (builtin_description): New struct.
8515 (mips_bdesc): New array of struct builtin_description.
8516 (mips_expand_builtin, mips_init_builtins,
8517 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
8518 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
8520 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
8521 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
8522 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
8523 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
8524 "-mips3d", and "-mno-mips3d".
8525 (ASM_SPEC): Map -mips3d to -mips3d in gas.
8526 (EXTRA_CONSTRAINT_Y): New macro.
8527 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
8528 multi-letter constraint 'Y'.
8529 (CONSTRAINT_LEN): New macro.
8530 (enum mips_builtins): New for MIPS builtin functions.
8531 (enum mips_function_type): New for the types of MIPS builtin functions.
8532 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
8533 * config/mips/mips.md: New constants for paired single and MIPS-3D
8534 instructions. Include the new mips-ps-3d.md file.
8535 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
8536 movv2sf_hardfloat_64bit): New named patterns.
8537 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
8538 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
8539 sdxc1_v2sf_di): New unnamed patterns.
8540 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
8541 const_vector support.
8542 (const_0_or_1_operand): New predicate.
8543 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
8545 2004-08-29 Diego Novillo <dnovillo@redhat.com>
8547 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
8548 (tree-ssa-propagate.o): New rule.
8549 (GTFILES): Add tree-ssa-propagate.c.
8550 * tree-flow.h (struct stmt_ann_d): Remove field
8552 * tree-ssa-propagate.c: New file.
8553 * tree-ssa-propagate.h: New file.
8554 * tree-ssa-ccp.c: Re-write to use the routines from
8555 tree-ssa-propagate.c.
8557 2004-08-28 Andrew Pinski <apinski@apple.com>
8559 * tree-ssa-loop.c: Remove extra include of basic-block.h.
8561 2004-08-28 Ziemowit Laski <zlaski@apple.com>
8563 * c-common.h: Update comments about ObjC/ObjC++ entry points.
8564 (objc_is_reserved_word): New prototype.
8565 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
8566 separate section; these are call-backs.
8567 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
8568 ObjC/ObjC++ "@" keywords.
8569 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
8570 prototypes; they already live in c-common.h.
8571 * stub-objc.c: Update copyright notice.
8572 (objc_is_reserved_word): New stub.
8574 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
8576 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
8577 even when not checking.
8579 2004-08-27 Jason Merrill <jason@redhat.com>
8582 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
8583 (gimple_push_cleanup): Add eh_only parm.
8584 (gimplify_target_expr): Pass it.
8585 * c.opt (-fno-threadsafe-statics): New option.
8586 * c-opts.c (c_common_handle_option): Handle it.
8587 * c-common.h (flag_threadsafe_statics): Declare it.
8588 * c-common.c (flag_threadsafe_statics): Record it.
8589 * doc/invoke.texi: Document it.
8590 * tsystem.h (_GNU_SOURCE): Define.
8591 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
8592 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
8593 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
8594 (__gthread_recursive_mutex_init_function): New fn.
8595 (__gthread_recursive_mutex_lock): New fn.
8596 (__gthread_recursive_mutex_trylock): New fn.
8597 (__gthread_recursive_mutex_unlock): New fn.
8598 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
8599 * gthr-win32.h, gthr-vxworks.h: Likewise.
8602 2004-08-27 David Edelsohn <edelsohn@gnu.org>
8604 * config/rs6000/rs6000.c (rs6000_override_options): Increase
8605 maximum skip to 15. Set function alignment, jump alignment, and
8606 loop alignment to 16 for processors that form dispatch groups.
8607 (rs6000_rtx_costs): outer_code is used.
8609 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
8611 * stor-layout.c (sizetype_set): Remove.
8612 (set_sizetype): Don't test or set it.
8614 * tree.h (size_int_type): Remove.
8615 * fold-const.c: Do not #include gt-fold-const.h.
8616 (size_htab_hash, size_htab_eq): Remove.
8617 (size_int_kind): Use build_int_cst.
8618 (new_const, size_htab): Remove.
8619 (size_int_type): Remove.
8620 (round_up): Use build_int_cst.
8621 (round_down): Likewise. Remove spurious constant build.
8623 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
8625 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
8626 Add is_release variable, use it for --enable-werror and
8627 --enable-checking defaults.
8628 * system.h (gcc_assert, gcc_unreachable): New.
8629 * doc/install.texi (--enable-checking): Update.
8630 * configure, config.in: Rebuilt.
8632 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
8634 * rtl.h (read_rtx): Change prototype.
8635 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
8636 line number. Return true on success.
8637 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
8638 callers accordingly.
8640 2004-08-26 Richard Henderson <rth@redhat.com>
8642 * c-typeck.c (build_offsetof): Remove.
8643 * c-tree.h (build_offsetof): Remove.
8644 * c-common.c (fold_offsetof_1, fold_offsetof): New.
8645 * c-common.h (fold_offsetof): Declare.
8646 * c-parse.in (offsetof_base): New.
8647 (offsetof_member_designator): Use it. Build references, not just
8649 (primary): Use fold_offsetof, not build_offsetof.
8651 2004-08-26 Richard Henderson <rth@redhat.com>
8653 * tree.c (staticp): Return the static object.
8654 * tree.h (staticp): Update decl.
8655 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
8656 * langhooks.c (lhd_staticp): Return NULL_TREE.
8657 * langhooks-def.h (lhd_staticp): Update decl.
8658 * c-common.c (c_staticp): Return the static object.
8659 * c-common.h (c_staticp): Update decl.
8661 2004-08-26 Richard Henderson <rth@redhat.com>
8663 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
8666 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
8669 * c-decl.c (struct c_binding): Add type and inner_comp fields.
8670 (bind): Set type and inner_comp fields.
8671 (pop_scope): Restore type of decl to the correct type from an
8672 outer scope. Give error when popping file scope for incomplete
8673 arrays completed incompatibly with default initialization in an
8675 (diagnose_mismatched_decls): Handle externs with initializers at
8677 (pushdecl): Set type of external declaration at block scope based
8678 only on the visible declarations. Save type when changing the
8679 type of a declaration. Merge an external declaration at block
8680 scope with a visible static declaration at file scope.
8681 (implicitly_declare): Give recycled old declaration the new type
8682 except for incompatible declarations of built-in functions, saving
8685 2004-08-26 Ziemowit Laski <zlaski@apple.com>
8687 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
8689 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
8691 * tree-alias-common.c (gate_pta): New function.
8692 (pass_build_pta): Use it.
8693 (pass_del_pta): Use it.
8694 (delete_alias_vars): Don't check flag_tree_points_to.
8696 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
8698 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
8699 TFmode as additional register mode cloberred by call.
8701 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
8703 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
8704 parallel pattern for library call returning DImode in
8707 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
8709 * config/rs6000/rs6000.c (function_arg): Generate parallel
8710 pattern for more split args.
8712 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
8714 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
8715 either gen_movdi_di_update or gen_movdi_si_update depending on
8717 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
8718 to generate two versions.
8720 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
8722 * Makefile.in (lambda-code.o): New.
8723 (lambda-trans.o): Ditto.
8724 (TREE_DATA_REF_H): Ditto.
8726 (lambda-mat.o): Use LAMBDA_H.
8727 (tree-data-ref.o): Ditto.
8728 * lambda-code.c: New file. Lambda code generation algorithm.
8729 * lambda-trans.c: Ditto. Lambda transformation matrix support.
8730 * lambda.h: Add lambda loop structures.
8731 Add lambda loopnest structures.
8732 Add lambda body vector structure.
8733 Add lambda linear expression structures.
8734 Add prototypes for functions in new files.
8735 * lambda-mat.c: Include tree.h
8737 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
8738 Sebastian Pop <pop@cri.ensmp.fr>
8740 * tree-data-ref.h: Include lambda.h
8741 (free_dependence_relation): Declared here.
8742 (free_dependence_relations): Ditto.
8743 (free_data_refs): Ditto.
8744 * tree-data-ref.c (free_dependence_relation): New function.
8745 (free_dependence_relations): Ditto.
8746 (free_data_refs): Ditot.
8747 (analyze_all_data_dependences): Free datarefs and dependence_relations.
8748 (build_classic_dist_vector): Store in the dependence_relations the
8749 information. Each arc in the dependence_relations graph is labelled
8750 with the distance and direction vectors.
8751 (build_classic_dir_vector): Ditto.
8752 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
8753 Now computes again the whole dependence graph including read-read
8755 (compute_data_dependences_for_loop): Now dependence_relations contains
8756 all the data, and thus it doesn't need to initialize the classic_dir
8757 and classic_dist vectors.
8758 (analyze_all_data_dependences): Adjusted for using the new interface of
8759 compute_data_dependences_for_loop. Remove the statistics dump.
8761 2004-08-26 Bob Wilson <bob.wilson@acm.org>
8763 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
8764 (xtensa_expand_block_move): Update comment.
8765 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
8767 2004-08026 Richard Earnshaw <rearnsha@arm.com>
8770 * toplev.c (crash_signal): If we crashed while emitting
8771 a user asm, then die more gracefully.
8773 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8776 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
8777 checking for a valid constant, regardless of sign.
8779 2004-08-25 Richard Henderson <rth@redhat.com>
8782 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
8783 if the constant satisfies add_operand.
8785 2004-08-25 Richard Henderson <rth@redhat.com>
8788 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
8789 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
8790 unwind info for >16-bit frames.
8792 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
8795 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
8797 2004-08-25 Richard Henderson <rth@redhat.com>
8799 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
8800 (TARGET_CANNOT_FORCE_CONST_MEM): New.
8802 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
8804 * doc/tree-ssa.texi: Document new operand iterator.
8806 2004-08-26 Alan Modra <amodra@bigpond.net.au>
8809 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
8810 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
8813 2005-08-28 Paul Brook <paul@codesourcery.com>
8815 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
8816 -mfpu=vfp -march=armv5t
8817 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
8819 2004-08-25 Richard Henderson <rth@redhat.com>
8821 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
8822 * target.h (struct gcc_target): Add scalar_mode_supported_p.
8823 * targhooks.c (default_scalar_mode_supported_p): New.
8824 * targhooks.h (default_scalar_mode_supported_p): Declare.
8825 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
8827 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
8828 before attempting to create types. Tidy.
8829 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
8831 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
8832 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
8834 2004-08-25 Richard Henderson <rth@redhat.com>
8836 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
8837 set REAL_MODE_FORMAT for TFmode.
8839 2004-08-25 Ziemowit Laski <zlaski@apple.com>
8841 * c-decl.c (grokparm): New function.
8842 * c-tree.h (grokparm): New prototype.
8844 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
8846 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
8847 iterator controlling structure.
8848 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
8849 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
8850 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
8852 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
8853 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
8854 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
8855 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
8856 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
8857 Empty operand pointers.
8858 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
8859 (op_iter_next_use): New. Return next use_operand_p.
8860 (op_iter_next_def): New. Return next def_operand_p.
8861 (op_iter_next_tree): New. Return next operands as a tree.
8862 (op_iter_init): New. Initialize an iterator structure.
8863 (op_iter_init_use): New. Initialize structure and get the first use.
8864 (op_iter_init_def): New. Initialize structure and get the first def.
8865 (op_iter_init_tree): New. Initialize structure and get the first tree.
8866 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
8867 (op_iter_init_maydef): New. Initialize structure and get the first
8869 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
8870 * tree-dfa.c (compute_immediate_uses_for_stmt,
8871 redirect_immediate_uses): Use new operand iterator.
8872 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
8873 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
8874 operands instead of using *_disappeared_p routines.
8875 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
8876 ssa_rewrite_stmt): Use new operand iterator.
8877 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
8878 rewrite_trees): Use new operand iterator.
8879 * tree-pretty-print.c (dump_vops): Use new operand iterator.
8880 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
8881 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
8882 dump_points_to_info): Use new operand iterator.
8883 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
8884 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
8886 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
8887 propagate_necessity): Use new operand iterator.
8888 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
8889 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
8890 a parameter instead of a stmt_ann_t.
8891 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
8892 build_tree_conflict_graph): Use new operand iterator.
8893 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
8894 rewrite_mem_refs): Use new operand iterator.
8895 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8896 check_loop_closed_ssa_use): Use new operand iterator.
8897 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
8898 * tree-ssanames.c (release_defs): Use new operand iterator.
8899 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
8901 2004-08-25 Adam Nemet <anemet@lnxw.com>
8903 * tlink.c (initial_cwd): New variable.
8904 (tlink_init): Initialize it.
8905 (recompile_files): Use tlink_execute() instead of system(). Don't
8906 duplicate verbose output of collect_execute. Restore initial_cwd.
8907 Update comment before the function.
8909 2004-08-25 Ziemowit Laski <zlaski@apple.com>
8911 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
8912 accept) a cast from one Objective-C pointer type to another.
8914 2004-08-25 Paolo Carlini <pcarlini@suse.de>
8916 * doc/install.texi: Document that libstdc++-v3 requires
8919 2004-08-25 Caroline Tice <ctice@apple.com>
8921 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
8922 to comments at start of function.
8923 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
8925 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8926 merge_blocks_move_predecessor_nojumps,
8927 merge_blocks_move_successor_nojumps, merge_blocks_move,
8928 try_crossjump_to_edge, try_crossjump_bb): Likewise.
8929 * cfglayout.c (fixup_reorder_chain): Likewise.
8930 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8931 cfg_layout_can_merge_blocks_p): Likewise.
8932 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
8933 * passes.c (rest_of_compilation): Update comments for calling
8934 optimization that partitions hot/cold basic blocks.
8935 * doc/invoke.texi: Update documentation of
8936 freorder-blocks-and-partition flag.
8938 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
8940 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
8941 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
8943 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
8945 * config/mips/mips.md (any_shift): New code macro.
8946 (optab, insn): New code attributes.
8947 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
8948 Use the standard rather than internal patterns for the MIPS16
8949 double-shift optimization.
8950 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
8951 Redefine using :GPR and any_shift.
8952 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
8953 to cover all three shifts.
8954 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
8955 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
8956 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
8958 2004-08-24 Geoffrey Keating <geoffk@apple.com>
8960 * gimplify.c (lookup_tmp_var): Separate temporaries when not
8963 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8965 PR libstdc++/17005 (fix for HP-UX 11.11)
8966 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
8967 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
8968 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
8969 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
8970 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
8971 (LINK_SPEC): Handle march=1.0 option.
8972 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
8973 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
8974 (SUBTARGET_OPTIONS): New define.
8975 (LINK_SPEC): Handle march=1.0 option.
8976 (STARTFILE_SPEC): New define.
8977 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
8978 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
8979 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
8980 (SUBTARGET_OPTIONS): New define.
8981 (LINK_SPEC): Handle march=1.0 option.
8982 (STARTFILE_SPEC): New define.
8983 * config/pa/pa.c (override_options): Add code to process -munix= option.
8984 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
8985 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
8987 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
8988 (SUBTARGET_OPTIONS): Provide default define.
8989 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
8990 STANDARD_STARTFILE_PREFIX_2): New defines.
8991 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
8992 (ENDFILE_SPEC): Use %O.
8993 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
8994 Mention issue caused by changing namespace and runtime to UNIX 95/98.
8995 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
8996 Document -munix=std option.
8998 2004-08-25 Steven Bosscher <stevenb@suse.de>
9000 * cse.c (cse_around_loop, cse_check_loop_start,
9001 cse_set_around_loop): Remove.
9002 (cse_basic_block): Remove the around_loop argument.
9003 (cse_end_of_basic_block): Remove the after_loop argument.
9004 (cse_main): Likewise.
9005 * rtl.h (cse_main): Update prototype.
9006 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
9007 rest_of_handle_gcse): Update cse_main calls.
9009 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
9011 * tree.h (build_int_cst): New, sign extended constant.
9012 (build_int_cstu): New, zero extended constant.
9013 (build_int_cst_wide): Renamed from build_int_cst.
9014 * tree.c (build_int_cst, build_int_cstu): New.
9015 (build_int_cst_wide): Renamed from build_int_cst.
9016 (make_vector_type, build_common_tree_nodes,
9017 build_common_tree_nodes_2): Adjust build_int_cst calls.
9018 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
9019 expand_builtin_strpbrk, expand_builtin_fputs,
9020 build_string_literal, expand_builtin_printf,
9021 expand_builtin_sprintf, fold_builtin_classify_type,
9022 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
9023 fold_builtin_toascii, fold_builtin_isdigit,
9024 simplify_builtin_strstr, simplify_builtin_strpbrk,
9025 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
9026 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
9027 DEF_ATTR_INT): Likewise.
9028 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
9030 * c-lex.c (interpret_integer, lex_charconst): Likewise.
9031 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
9032 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9033 * c-typeck.c (really_start_incremental_init, push_init_level,
9034 set_nonincremental_init_from_string): Likewise.
9035 * calls.c (load_register_parameters): Likewise.
9036 convert.c (convert_to_pointer): Likewise.
9037 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
9038 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
9039 build_gcov_info): Likewise.
9040 * except.c (init_eh, assign_filter_values): Likewise.
9041 * expmed.c (store_fixed_bit_field, extract_bit_field,
9042 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
9043 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
9044 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
9045 * expr.c (convert_move, emit_group_load, emit_group_store,
9046 expand_assignment, store_constructor, store_field,
9047 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
9048 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
9049 invert_truthvalue, optimize_bit_field_compare,
9050 decode_field_reference, all_ones_mask_p, constant_boolean_node,
9051 fold_div_compare, fold, fold_read_from_constant_string,
9052 fold_negate_const, fold_abs_const, fold_not_const, round_up,
9053 round_down): Likewise.
9054 * function.c (assign_parm_setup_block): Likewise.
9055 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
9057 * stor-layout.c (layout_type, initialize_sizetypes,
9058 set_min_and_max_values_for_integral_type): Likewise.
9059 * tree-chrec.c (chrec_fold_multiply_poly_poly,
9060 reset_evolution_in_loop): Likewise.
9061 * tree-chrec.h (build_polynomial_chrec): Likewise.
9062 * tree-complex.c (build_replicated_const): Likewise.
9063 * tree-eh.c (honor_protect_cleanup_actions,
9064 lower_try_finally_onedest, lower_try_finally_copy,
9065 lower_try_finally_switch): Likewise.
9066 * tree-mudflap.c (mf_build_string, mx_register_decls,
9067 mudflap_register_call, mudflap_enqueue_constant): Likewise.
9068 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
9069 * tree-pretty-print.c (dump_generic_node): Likewise.
9070 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
9072 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
9073 * tree-ssa-loop-niter.c (number_of_iterations_cond,
9074 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
9076 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
9077 canonicalize_loop_induction_variables): Likewise.
9078 * tree-vectorizer.c (vect_create_index_for_array_ref,
9079 vect_transform_loop_bound, vect_compute_data_ref_alignment):
9082 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
9083 alpha_gimplify_va_arg_1): Likewise.
9084 * config/arm/arm.c (arm_get_cookie_size): Likewise.
9085 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9086 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9087 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
9088 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
9089 mips_gimplify_va_arg_expr): Likewise.
9090 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9091 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
9092 add_compiler_branch_island): Likewise.
9093 * config/s390/s390.c (s390_va_start): Likewise.
9094 * config/sh/sh.c (sh_va_start): Likewise.
9095 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
9097 * config/xtensa/xtensa.c (xtensa_va_start,
9098 xtensa_gimplify_va_arg_expr): Likewise.
9100 * objc/objc-act.c (build_objc_string_object,
9101 build_objc_symtab_template, init_def_list, init_objc_symtab,
9102 init_module_descriptor, generate_static_references,
9103 build_selector_translation_table, get_proto_encoding,
9104 build_typed_selector_reference, build_selector_reference,
9105 build_next_objc_exception_stuff,
9106 build_method_prototype_list_template, generate_descriptor_table,
9107 generate_protocols, build_protocol_initializer,
9108 build_ivar_list_template, build_method_list_template,
9109 build_ivar_list_initializer, generate_ivars_list,
9110 generate_dispatch_table, generate_protocol_list,
9111 build_category_initializer, build_shared_structure_initializer,
9112 generate_shared_structures, handle_impent,
9113 generate_objc_image_info): Likewise.
9115 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
9117 * cfglayout.c (duplicate_insn_chain): Remove references to
9118 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
9119 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
9120 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
9121 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
9122 and NOTE_INSN_LOOP_CONT.
9123 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
9124 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
9125 and NOTE_INSN_LOOP_CONT.
9126 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
9127 check_dbra_loop, loop_dump_aux): Remove references to removed notes
9129 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
9130 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
9131 references to removed notes and fields.
9132 (subtract_reg_term, ujump_to_loop_cont): Remove.
9134 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
9136 * doc/install.texi: Document that libcpp does not require
9137 Automake any longer. Document that Automake 1.9.1 should
9140 2004-08-25 Zack Weinberg <zack@codesourcery.com>
9142 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
9143 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
9144 DWARF_DEBUGGING_INFO from choice-of-definition chain;
9145 restructure using C89 features (#elif, #error).
9146 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
9147 * config/sh/sh.h: Remove references to DWARF_DEBUG.
9148 * doc/invoke.texi: Remove references to DWARF version 1;
9149 clarify why -gdwarf-2<n> doesn't work.
9151 2004-08-25 Zack Weinberg <zack@codesourcery.com>
9153 * basic-block.h (BB_SET_PARTITION): Clear old value first.
9154 * cfg.c (clear_bb_flags): Don't clear partition setting.
9155 * ifcvt.c (find_if_case_1): Remove ??? comment.
9157 2004-08-25 Alan Modra <amodra@bigpond.net.au>
9160 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
9161 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
9162 current_function_stdarg in place of sysv_varargs_p.
9163 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
9166 2004-08-24 Richard Henderson <rth@redhat.com>
9169 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
9170 random codes within CONST.
9172 2004-08-24 James E Wilson <wilson@specifixinc.com>
9174 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
9175 -freorder-blocks-and-partition.
9177 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9180 * tree-ssa-threadupdate.c (redirection_data): Make static.
9181 (thread_block): Use ggc_alloc_cleared to allocate struct
9182 redirection_data. Don't free elements in redirection_data.
9184 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9186 * config/mips/predicates.md (small_data_pattern): Match prefetches.
9188 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9190 PR tree-optimization/17016
9191 * tree-ssa-loop-niter.c (number_of_iterations_cond,
9192 number_of_iterations_exit): Use POINTER_TYPE_P instead
9193 of testing for POINTER_TYPE.
9195 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9197 * tree-ssa-loop-ivcanon.c: New file.
9198 * tree-ssa-loop-manip.c (create_iv): New function.
9199 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
9200 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
9201 * cfgloop.c (mark_single_exit_loops): New function.
9202 (verify_loop_structure): Verify single-exit loops.
9203 * cfgloop.h (struct loop): Add single_exit field.
9204 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
9205 (mark_single_exit_loops): Declare.
9206 (tree_num_loop_insns): Declare.
9207 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
9208 (duplicate_loop_to_header_edge): Use it.
9209 * common.opt (fivcanon): New flag.
9210 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
9211 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
9212 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
9213 (bsi_insert_on_edge_immediate): New function.
9214 * tree-flow.h (bsi_insert_on_edge_immediate,
9215 canonicalize_induction_variables, tree_unroll_loops_completely,
9216 create_iv): Declare.
9217 * tree-optimize.c (init_tree_optimization_passes): Add
9218 pass_iv_canon and pass_complete_unroll.
9219 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
9220 * tree-scalar-evolution.c (get_loop_exit_condition,
9221 get_exit_conditions_rec, number_of_iterations_in_loop,
9222 scev_initialize): Use single_exit information.
9223 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
9224 missing assumptions.
9225 (loop_niter_by_eval): Return number of iterations as unsigned
9227 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
9228 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
9229 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
9231 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
9232 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
9233 the defining statement is ready.
9234 * tree-vectorizer.c (vect_create_iv_simple): Removed.
9235 (vect_create_index_for_array_ref, vect_transform_loop_bound):
9237 (vect_transform_loop_bound): Use single_exit information.
9238 (vect_analyze_loop_form): Cleanup bogus tests.
9239 (vectorize_loops): Do not call flow_loop_scan.
9240 * tree.h (may_negate_without_overflow_p): Declare.
9241 * fold-const.c (may_negate_without_overflow_p): Split out from ...
9242 (negate_expr_p): ... this function.
9243 (tree_expr_nonzero_p): Handle overflowed constants correctly.
9244 * doc/invoke.texi (-fivcanon): Document.
9245 * doc/passes.texi: Document canonical induction variable creation.
9247 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9249 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
9250 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
9251 using the mode of the operand to decide between them.
9252 * config/mips/mips.md (MOVECC): New mode macro.
9253 (ccreg): New mode attribute.
9254 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
9255 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
9256 (mov[sd]icc): Redefine using :GPR.
9258 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9260 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
9261 (mips_prefetch_cookie): New function.
9262 * config/mips/mips.c (print_operand_address): Fix handling of
9264 (mips_emit_prefetch): Delete.
9265 (mips_prefetch_cookie): New function.
9266 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
9267 mode of QImode for the address_operand. Use mips_prefetch_cookie
9268 to calculate the first "pref" operand.
9269 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
9270 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
9272 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
9274 * arm.md: Include predicates.md.
9275 * predicates.md: New file.
9276 * arm.c (s_register_operand, arm_hard_register_operand)
9277 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
9278 (arm_immediate_operand, arm_neg_immediate_operand)
9279 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
9280 (arm_add_operand, arm_addimm_operand, arm_not_operand)
9281 (offsettable_memory_operand, alignable_memory_operand)
9282 (arm_reload_memory_operand, arm_float_rhs_operand)
9283 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
9284 (index_operand, shiftable_operator, logical_binary_operator)
9285 (shift_operator, equality_operator, arm_comparison_operator)
9286 (minmax_operator, cc_register, dominant_cc_register)
9287 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
9288 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
9289 (const_shift_operand, load_multiple_operation)
9290 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
9291 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
9292 (cirrus_register_operand, cirrus_fp_register)
9293 (cirrus_shift_const): Delete, replaced with equivalents in
9295 (shift_op): Handle ROTATE.
9296 * arm-protos.h: Delete declarations for above.
9297 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
9298 * t-arm (MD_INCLUDES): Add predicates.md.
9299 (s-preds): Depends on MD_INCLUDES.
9301 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9303 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
9304 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
9305 patterns. Redefine using :GPR. Give the match_operator a mode.
9306 Use '%2' rather than '%z2' for operand 2.
9308 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9310 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
9313 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9315 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
9316 of internal patterns.
9317 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
9319 (tablejump): Use expand_binop to calculate address. Adjust names
9320 of internal patterns.
9321 (tablejump[sd]i): Renamed from tablejump_internal[12].
9323 (tablejump_mips16[12]): Delete.
9325 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9327 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
9328 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
9329 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
9330 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
9331 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
9333 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9335 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
9336 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
9338 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
9339 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
9340 (*branch_equality[sd]i_inverted): Likewise
9341 branch_equality{,_di}_inverted.
9342 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
9343 Redefine using :GPR.
9345 2004-08-24 Zack Weinberg <zack@codesourcery.com>
9347 * rtl.def: Reorganize, placing all codes used only in machine
9348 descriptions at the end.
9350 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
9351 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
9352 rtx_name, rtx_format arrays by direct reference to rtl.def,
9353 first undefining GENERATOR_FILE. Define enum insn_note and
9354 note_insn_name array by direct reference to insn-notes.def.
9355 (adjust_field_rtx_def): Remove local definition of rtx_name.
9356 Use symbolic names for insn notes.
9357 * Makefile.in (gengtype.o): Update dependencies.
9359 2004-08-24 Zack Weinberg <zack@codesourcery.com>
9361 * basic-block.h (struct basic_block_def): Reorder fields to
9362 eliminate interior padding. Remove 'partition' field.
9363 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
9364 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
9365 (BB_COPY_PARTITION): New macros.
9366 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
9367 Replace all references to the 'partition' field of a basic
9368 block with new macros.
9370 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
9371 * final.c (final_scan_insn): Don't handle it.
9372 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
9373 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
9374 * sched-rgn.c (sched_is_disabled_for_current_region_p):
9375 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
9377 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
9379 * c-decl.c (c_init_decl_processing): Adjust
9380 build_common_tree_nodes call.
9381 * expmed.c (const_mult_add_overflow_p): Use
9382 build_distinct_type_copy.
9383 * stor-layout.c (early_type_list): Remove.
9384 (layout_type): Don't append to early_type_list.
9385 (initialize_sizetypes): Add signed_p argument.
9386 (set_sizetype): Overwrite the stub type nodes directly.
9387 * tree.c (copy_node_stat): Clear a type's value cache here ...
9388 (build_distinct_type): ... not here.
9389 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
9390 * tree.h (initialize_sizetypes): Add signed_p argument.
9391 (build_common_tree_nodes): Likewise.
9393 * objc/objc-act.c (get_static_reference): Use
9394 build_variant_type_copy.
9395 (get_protocol_reference): Likewise.
9396 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
9398 2004-08-24 Richard Henderson <rth@redhat.com>
9399 Andrew Pinski <apinski@apple.com>
9401 * gimplify.c (gimplify_array_ref_to_plus): Delete.
9402 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
9405 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
9406 ARRAY_REF also to get to the STRING_CST.
9408 2004-08-24 Paul Brook <paul@codesourcery.com>
9410 * config/arm/arm.c (arm_override_options): Update error message.
9411 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
9412 TARGET_HARD_FLOAT_ABI.
9413 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
9414 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
9416 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9419 * config/m32r.md (movsi_sda): Add SI mode specification to
9422 2004-08-24 Nick Clifton <nickc@redhat.com>
9424 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
9425 of seth_add3_operand.
9427 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
9429 * Makefile.in (PROTO_OBJS): Add errors.o.
9430 * protoize.c (fancy_abort): Remove.
9431 * mips-tfile.c (fancy_abort): Add parameters.
9433 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
9435 * doc/trouble.texi (C++ misunderstandings): Fix example code.
9437 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
9439 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
9440 (host-default.o): Add dependency on HOOKS_H.
9441 * config/x-linux: Likewise.
9442 * config/x-solaris: Likewise.
9443 * config/i386/x-mingw32: Likewise.
9444 * config/rs6000/x-darwin: Likewise.
9446 2004-08-23 James E Wilson <wilson@specifixinc.com>
9448 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
9451 2004-08-23 Mark Mitchell <mark@codesourcery.com>
9454 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
9456 2004-08-23 Diego Novillo <dnovillo@redhat.com>
9458 * cfg.c (check_bb_profile): Fix typos.
9459 * function.c (assign_parm_is_stack_parm): Likewise.
9460 * tree-nested.c: Likewise.
9462 2004-08-23 Daniel Jacobowitz <dan@debian.org>
9464 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
9466 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
9468 2004-08-23 Eric Christopher <echristo@redhat.com>
9470 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
9471 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
9472 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
9474 * hooks.h: Include machmode.h.
9475 (hook_bool_mode_false): Declare.
9476 * hooks.c (hook_bool_mode_false): Define.
9477 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
9478 * stor-layout.c (layout_type): Ditto.
9479 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
9480 Define to target macro.
9481 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
9482 * config/arm/arm.c: Ditto. Use.
9483 * config/arm/arm.h: Ditto.
9484 * config/arm/arm-protos.h: Ditto.
9485 * config/i386/i386.c: Ditto.
9486 * config/i386/i386.h: Ditto.
9487 * config/rs6000/rs6000.c: Ditto.
9488 * config/rs6000/rs6000.h: Ditto.
9489 * config/sh/sh.c: Ditto.
9490 * config/sh/sh.h: Ditto.
9491 * config/sh/sh-protos.h: Ditto.
9492 * config/sh/sh.md: Use.
9493 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
9494 to TARGET_VECTOR_MODE_SUPPORTED_P.
9496 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
9498 * Makefile.in (BUILD_ERRORS): Set to build-errors.
9499 (errors.o): New target for host.
9500 (build-errors.o): New target for build.
9501 (genobjs): Replace errors.o with build-errors.
9502 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
9503 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
9504 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
9505 (fix-header.o): Add errors.h
9506 * collect2.c (fancy_abort): Add parameters.
9507 * collect2.h (fancy_abort): Don't declare.
9508 * errors.h (fancy_abort): Don't declare.
9509 * errors.c: Include either bconfig.h or config.h.
9510 (fancy_abort): Trim filename.
9511 * fix-header.c (v_fatal, fatal): Remove.
9512 (progname): Remove definition.
9513 (main): Set progname here.
9514 * gcc.c (fancy_abort): Add parameters.
9515 * gcc.h (fancy_abort): Remove declaration.
9516 * gcov.c (fancy_abort): Remove.
9517 * rtl.h (fancy_abort): Don't declare.
9518 (abort): Don't define.
9519 * tree.h (fancy_abort): Don't declare.
9520 (abort): Don't define.
9521 * system.h (fancy_abort): Declare.
9522 (abort): Define to fancy_abort.
9523 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
9525 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
9526 (usize_type, ubitsizetype): Remove.
9527 * stor-layout.c (set_sizetype): Don't initialize usizetype,
9529 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
9531 * tree.h (build_distinct_type_copy): New.
9532 (build_type_copy): ... here. Rename to ...
9533 (build_variant_type_copy): ... here.
9534 * tree.c (build_qualified_type): Rename build_type_copy call.
9535 (build_distinct_type_copy): New, broken out of ...
9536 (build_type_copy): ... here. Rename to ...
9537 (build_variant_type_copy): ... here. Use
9538 build_distinct_type_copy.
9539 (build_common_tree_nodes_2): Rename build_type_copy call.
9540 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
9542 (handle_packed_attribute, handle_unused_attribute,
9543 handle_transparanet_union_attribute, handle_aligned_attribute,
9544 handle_deprecated_attribute): Likewise.
9545 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
9547 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
9548 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
9549 build_distinct_type_copy.
9551 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9553 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
9556 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9558 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
9560 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
9561 formerly unnamed patterns. Redefine using :P for the address. Remove
9562 explicit length attributes.
9564 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9566 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
9568 (single_reachable_address): Use them.
9569 (schedule_sm): Add dump.
9570 (is_call_clobbered_ref): New function.
9571 (determine_lsm_reg): Check whether the reference is call clobbered.
9572 Only work for gimple_reg_type values.
9574 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9576 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
9577 $31 store insns. Redefine using :GPR.
9579 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9581 * config/mips/mips.md (P): New mode macro.
9582 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
9583 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
9584 Add mode attributes.
9586 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9588 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
9589 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
9590 later constants to cover the gap.
9591 (load, store): New mode attributes.
9592 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
9593 Use new unspec constants.
9595 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9597 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
9598 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
9599 to use register_operand rather than uns_arith_operand as the predicate
9600 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
9601 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
9602 Redefine using :GPR. Make same predicate change here. Extend the
9603 commutativity of operands 1 and 2 from the SImode version to the
9605 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
9606 but with no predicate changes.
9607 (*nor[sd]i3): Redefine using :GPR.
9609 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9611 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
9614 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9616 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
9617 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
9618 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
9619 rather than "%z2" (with a fake const0_rtx for operand 2).
9620 (ffs[sd]i2): Redefine using :GPR.
9621 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
9623 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9625 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
9627 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9629 * config/mips/mips.md (any_extend): New code macro.
9630 (u, su): New code attributes.
9631 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
9632 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
9633 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
9634 (*{s,u}mul_acc_di): Redefine using any_extend.
9635 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
9636 to reflect real insn names.
9637 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
9638 with an any_extend template.
9639 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
9642 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9644 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
9645 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
9646 (mul[sd]i3_r4000): Redefine using :GPR.
9647 (mulsi3_mult3): Don't check TARGET_MAD separately.
9648 (muldi3_mult3): Moved after mulsi_mult3.
9650 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9652 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
9653 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
9654 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
9655 (TARGET_GAS, TARGET_MIPS_AS): Delete.
9656 (TARGET_GPWORD): Define to true for n32 on IRIX.
9657 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
9658 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
9659 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
9660 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
9661 (MDEBUG_ASM_SPEC): Delete, folding into...
9662 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
9663 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
9664 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
9665 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
9666 to define asm_abi_default_spec.
9667 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
9668 (TARGET_ASM_SELECT_SECTION): Delete.
9669 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
9670 for non-mips16 code, removing previous workaround for SGI assemblers.
9671 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
9672 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
9673 (override_options): Remove !TARGET_GAS and !have_named_sections code.
9674 (print_operand): Fold TARGET_GAS conditionals into asm strings.
9675 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
9676 ASM_STABS_OP and ASM_STABN_OP.
9677 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
9678 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
9679 (mips_output_function_prologue): Remove !TARGET_GAS code.
9680 (mips_select_rtx_section): Remove !have_named_sections code.
9681 (mips_select_section): Delete.
9682 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
9683 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
9684 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
9685 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
9686 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
9687 * config/mips/windiss.h (ASM_SPEC): Likewise.
9689 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9691 * read-rtl.c (map_value, mapping, macro_group): New structures.
9692 (BELLWETHER_CODE): New macro.
9693 (modes, codes, bellwether_codes): New variables.
9694 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
9695 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
9696 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
9697 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
9698 (add_map_value, initialize_macros): New functions.
9699 (def_hash, def_hash_eq_p): Generalize to anything that points to,
9700 or starts with, a char * field.
9701 (find_macro, read_mapping, check_code_macro): New functions.
9702 (read_rtx_1): New, split out from read_rtx. Handle the new
9703 define_{mode,code}_{macro,attr} constructs. Use find_macro
9704 to parse the name of a code or mode. Use BELLWETHER_CODE to
9705 extract the format and to choose a suitable code for rtx_alloc.
9706 Modify recursive invocations to use read_rtx_1.
9707 (read_rtx): Call initialize_macros. Apply code and mode macros
9708 to the rtx returned by read_rtx_1. Cache everything after the
9709 first macro expansion for subsequent read_rtx calls.
9710 * doc/md.texi: Document new .md constructs.
9711 * config/mips/mips.md (GPR): New mode macro.
9712 (d, si8_di5): New mode attributes.
9713 (any_cond): New code macro.
9714 (add[sd]i3): Redefine using :GPR.
9715 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
9716 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
9717 previously unnamed MIPS16 patterns.
9718 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
9719 lines. Don't match (plus (const_int 0) ...).
9720 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
9721 Use a define_split to generate the addition.
9722 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
9723 (subsi3_internal): Delete.
9724 (*subsi3_extended): Renamed from subsi3_internal_2.
9725 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
9726 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
9727 using an any_cond template.
9729 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9731 * read-rtl.c (read_rtx): Tidy use of format_ptr.
9733 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
9735 * read-rtl.c (string_obstack): New file-scope variable.
9736 (read_string, read_quoted_string, read_braced_string)
9737 (read_escape): Remove obstack parameter and use string_obstack instead.
9738 (read_rtx): Remove function-local rtl_obstack and initialize
9739 string_obstack instead. Update call to read_string.
9741 2004-08-22 Andrew Pinski <apinski@apple.com>
9744 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
9745 expression is not constant.
9746 (c_finish_return): Do not go through INDIRECT_REF when looking
9747 for the inner expression of an ADDR_EXPR for warning about.
9749 2004-08-22 Richard Henderson <rth@redhat.com>
9752 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
9753 create new blocks and fall through.
9754 (expand_gimple_basic_block): Update to match.
9756 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
9758 * reload.c (find_reloads_address): Make return value tri-state.
9759 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
9760 (find_reloads): Assume that reloaded addresses match 'o' or
9761 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
9762 returned 1 (not -1). Omit optional reloads for address operands
9763 only if find_reloads_address returned 1 (not -1).
9765 * config/s390/s390.c (legitimize_reload_address): New function.
9766 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
9767 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
9768 legitimize_reload_address.
9770 2004-08-22 Richard Hendersion <rth@redhat.com>
9772 * tree.h (SAVE_EXPR_RESOLVED_P): New.
9773 * gimplify.c (gimplify_save_expr): Use it.
9774 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
9775 on the temporary variable.
9777 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
9779 * fold-const.c (rtl_expr_nonnegative_p): Delete.
9780 * tree.h (rtl_expr_nonnegative_p): Remove.
9782 2004-08-22 Steven Bosscher <stevenb@suse.de>
9784 * config/i386/ppro.md (ppro_complex_insn): Add missing check
9785 for cpu==pentiumpro.
9787 * combine.c (struct reg_stat): Fix comment typo.
9789 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
9791 * c-tree.h (c_sizeof_nowarn): Remove.
9793 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
9795 * c-decl.c (set_array_declarator_type): Rename to
9796 set_array_declarator_inner.
9797 (build_c_parm, build_attrs_declarator, build_function_declarator):
9799 (make_pointer_declarator): Call build_attrs_declarator.
9800 * c-tree.h (set_array_declarator_type): Rename to
9801 set_array_declarator_inner.
9802 (build_c_parm, build_attrs_declarator, build_function_declarator):
9804 * c-parse.in (after_type_declarator,
9805 parm_declarator_starttypename, parm_declarator_nostarttypename,
9806 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
9807 firstparm): Use these functions
9809 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
9811 * c-decl.c (build_array_declarator, set_array_declarator_type,
9812 start_decl, grokdeclarator, grokparms): Change boolean parameters
9814 * c-tree.h (build_array_declarator, set_array_declarator_type,
9815 start_decl): Update prototypes.
9816 * c-decl.c, c-parse.in: All callers changed.
9818 2004-08-21 Mike Stump <mrs@apple.com>
9820 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
9821 (darwin_fix_and_continue): Likewise.
9822 (darwin_fix_and_continue_switch): Likewise.
9823 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
9824 (darwin_fix_and_continue): Likewise.
9825 (darwin_fix_and_continue_switch): Likewise.
9827 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
9830 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
9831 Remove, merging into ...
9832 (gen_stdcall_or_fastcall_suffix): New function, returning tree
9833 rather than const char*, and accepting additional parameter.
9834 Don't add suffix to '*'-prefixed symbols or variadic functions.
9835 (i386_pe_encode_section_info): Adjust for call to new function.
9836 Call change_decl_assembler_name.
9838 2004-08-20 Mike Stump <mrs@apple.com>
9840 * config/darwin.c (machopic_indirect_data_reference): Mark
9842 * config/386/386.c (darwin_local_data_pic): Add.
9843 (legitimate_constant_p): Reorder so that PLUS handling runs
9844 before darwin_local_data_pic to match the ordering in
9845 legitimate_pic_address_disp_p and so that MINUS runs after
9846 darwin_local_data_pic as otherwise the darwin_local_data_pic
9847 logic can be skipped, which would be very bad.
9848 (legitimate_pic_address_disp_p): Move from from here to
9849 darwin_local_data_pic so it can be reused.
9851 2004-08-21 Alan Modra <amodra@bigpond.net.au>
9853 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
9854 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
9855 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
9856 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
9857 (RS6000_ABI_NAME): Define as "linux".
9858 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
9859 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
9860 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
9861 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
9862 * config/rs6000/rs6000.c (dot_symbols): New global var.
9863 (rs6000_output_function_entry): New function, modified for
9865 (print_operand <case 'z'>): ..extracted from here.
9866 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
9867 (rs6000_output_function_epilogue): Likewise.
9868 (rs6000_elf_declare_function_name): Likewise.
9869 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
9870 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
9871 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
9872 * configure: Regenerate.
9873 * config.in: Regenerate.
9875 2004-08-20 Mark Mitchell <mark@codesourcery.com>
9877 * reload.c (find_reloads_address): Fix thinko in previous change.
9879 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
9882 2004-08-20 Jakub Jelinek <jakub@redhat.com>
9884 PR rtl-optimization/17099
9885 * combine.c (force_to_mode): Check if inner_mask has any bits set
9886 outside of GET_MODE (x) instead of op_mode.
9888 2004-08-20 Mark Mitchell <mark@codesourcery.com>
9890 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
9892 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
9893 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
9894 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
9896 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
9898 * config/arm/t-symbian: New file.
9900 2004-08-20 Andrew Pinski <apinski@apple.com>
9902 * regrename.c (kill_value_regno): ANSIfy.
9904 2004-08-20 Dale Johannesen <dalej@apple.com>
9906 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
9908 2004-08-20 Daniel Jacobowitz <dan@debian.org>
9910 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
9911 (kill_value_regno): New function, derived from kill_value.
9912 (kill_value): Update.
9913 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
9915 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
9917 Fix PR tree-optimization/17111
9918 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
9919 of non-value_handles.
9920 (bitmap_set_contains): All constants are in every set.
9922 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
9924 * fold-const.c (round_up, round_down): Use build_int_cst.
9925 Optimize common case.
9927 2004-08-20 Zack Weinberg <zack@codesourcery.com>
9928 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9930 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
9931 one_only_data_section): Rename to som_readonly_data_section,
9932 som_one_only_readonly_data_section and som_one_only_data_section.
9933 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
9934 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
9935 conditional defines.
9936 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
9937 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
9939 (pa_select_section): Use renamed section functions.
9940 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
9941 SOM_READONLY_DATA_SECTION_FUNCTION,
9942 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
9943 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
9945 * config/pa/som.h: ... not here.
9946 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
9947 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
9948 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
9949 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
9950 (READONLY_DATA_SECTION): Use som_readonly_data_section.
9952 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
9954 * fold-const.c (int_const_binop): Don't generate non-overflowing
9955 size-types specially.
9956 (fold_convert_const): Likewise.
9958 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
9959 clear cache on copied sizetype.
9961 2004-08-20 Ben Elliston <bje@au.ibm.com>
9963 * configure.ac: Don't escape apostrophe in --enable-coverage help.
9964 * configure: Regenerate.
9966 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
9969 * gcc.c (struct stat input_stat): Don't define if
9970 HOST_LACKS_INODE_NUMBERS
9971 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
9972 than stat to determine if temp file is same as input file.
9973 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
9974 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
9976 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
9978 * configure.ac (mips*-*-*): Print an error if not using GAS.
9979 * configure: Regenerated.
9980 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
9981 comments about buggy MIPSpro assemblers.
9982 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
9983 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
9984 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
9985 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
9986 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
9987 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
9988 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
9989 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
9990 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
9991 of more general IRIX 6 definitions.
9992 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
9993 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
9994 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
9995 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
9996 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
9997 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
9998 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
9999 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
10000 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
10001 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
10002 (LINK_SPEC): Move most of definition to iris.h.
10003 (SUBTARGET_LINK_SPEC): New macro.
10004 (IRIX_STARTFILE_SPEC): Fold into...
10005 (STARTFILE_SPEC): ...here.
10006 (IRIX_ENDFILE_SPEC): Fold into...
10007 (ENDFILE_SPEC): ...here.
10008 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
10009 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
10010 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
10011 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
10012 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
10013 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
10014 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
10015 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
10016 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
10017 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
10018 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
10019 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
10020 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
10021 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
10022 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
10023 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
10024 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
10025 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
10026 (TARGET_IRIX6): Define to 1.
10027 (DRIVER_SELF_SPECS): Define.
10028 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
10029 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
10030 (SUBTARGET_LINK_SPEC): New macro.
10031 (IRIX_STARTFILE_SPEC): Fold into...
10032 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
10033 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
10034 (LIB_SPEC, LIBGCC_SPEC): Use them.
10035 (LIB_SPEC): Remove !mabi=* case.
10036 (IRIX_ENDFILE_SPEC): Fold into...
10037 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
10038 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
10039 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
10040 (TARGET_IRIX6): New macro.
10041 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
10042 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
10043 (LABEL_AFTER_LOC): Delete.
10044 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
10045 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
10046 (mips_build_builtin_va_list): Check TARGET_IRIX6.
10047 (override_options): Remove TARGET_SGI_O32_AS-related code.
10048 (irix_output_external_libcall): Make static.
10049 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
10051 (mips_file_start): Tidy guard for ABI sections. Remove use of
10052 ABICALLS_ASM_OP; use .abicalls instead.
10053 (mips_output_aligned_decl_common, mips_declare_object_name)
10054 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
10055 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
10056 .globl foo .text directives.
10057 (irix_asm_named_section_1, irix_asm_named_section)
10058 (irix_section_align_entry, irix_section_align_htab)
10059 (irix_orig_asm_out_file, irix_section_align_entry_eq)
10060 (irix_section_align_entry_hash, irix_asm_output_align)
10061 (irix_file_start, irix_section_align_1, copy_file_data)
10062 (irix_file_end, irix_section_type_flags): Delete.
10063 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
10064 Use standard section syntax. Remove protective "jr $31".
10065 (__gcc_fini): Likewise .gcc_fini.
10066 * config/mips/irix-crtn.asm: Adjust sections accordingly.
10067 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
10069 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
10071 (EXTRA_MULTILIB_PARTS): Define.
10072 * config/mips/t-iris6: Remove bogus comment.
10073 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
10074 * config/mips/iris5gas.h, config/mips/iris5gld.h,
10075 config/mips/iris6gas.h, config/mips/iris6gld.h,
10076 config/mips/t-iris5-as, config/mips/t-iris5-gas
10077 config/mips/t-irix-gld: Delete.
10078 * config/mips/iris.h: New file.
10079 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
10081 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
10083 * postreload.c (reload_cse_move2add): Allow any condjump, but check
10084 that the implicit set isn't clobbered in the jump insn.
10086 2004-08-19 Mark Mitchell <mark@codesourcery.com>
10088 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
10089 * optabs.c (init_optabs): Don't check it.
10090 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
10091 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
10093 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
10095 * config/s390/s390.md (s390_warn_framesize_string)
10096 (s390_warn_dynamic_string, s390_stack_size_string)
10097 (s390_stack_guard_string): New global string variables.
10098 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
10099 (s390_stack_guard): New global variables.
10100 (override_options): Added checks for the new options.
10101 (s390_emit_prologue): Emit stack check and trap code and perform
10102 compile time stack size checking.
10104 * config/s390/s390.h (TARGET_OPTIONS): Added new options
10105 "warn-framesize", "warn-dynamicstack", "stack-size" and
10108 * doc/invoke.texi: Added documentation for the new options.
10110 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
10112 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
10113 to eliminate warning.
10114 (linear_search_fdes): Declare p as unsigned.
10115 (binary_search_mixed_encoding_fdes): Likewise.
10116 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
10117 to eliminate warning.
10118 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
10121 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
10123 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
10124 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
10125 instead of one. Check for strictly legitimate address.
10126 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
10127 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
10129 2004-08-19 Eric Christopher <echristo@redhat.com>
10131 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
10132 * langhooks.h (unsave_expr_now): Ditto.
10133 * tree.h (unsave_expr_1): Remove prototype.
10134 (lhd_unsave_expr_now): Rename to unsave_expr_now.
10135 * tree-inline.c (unsave_expr_1): Move here
10136 from tree.c. Make static.
10137 (unsave_expr_now): Rename from lhd_unsave_expr_now.
10138 * tree-sra.c: Fix up for rename.
10139 * tree-ssa-copy.c: Ditto.
10140 * tree-eh.c: Ditto.
10141 * tree.c (unsave_expr_1): Move to tree-inline.c.
10143 2004-08-19 Caroline Tice <ctice@apple.com>
10145 * config/i386/cygming.h (switch_to_section): Fix typo (change
10146 in_unlikely_text_section to in_unlikely_executed_text).
10148 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
10150 * vec.h (VEC_lower_bound): New macro.
10152 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
10155 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
10156 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
10157 treat each ABI separately. Deal with n32/n64 complex float arguments.
10158 (function_arg): Add associated complex handling here.
10160 2004-08-19 Richard Henderson <rth@redhat.com>
10162 * config/arm/arm.c (arm_gen_load_multiple): Use
10163 adjust_automodify_address. Take base memory and offset instead
10164 of unchanging/struct/scalar bits.
10165 (arm_gen_store_multiple): Likewise.
10166 (arm_gen_movmemqi): Use adjust_automodify_address.
10167 * config/arm/arm-protos.h: Update decls.
10168 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
10169 (store_multiple): Similarly.
10171 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
10173 * regclass.c (globalize_reg): Update call_really_used_regs.
10175 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
10177 * doc/invoke.texi (integer-share-limit): Document.
10179 * tree.h (TYPE_CACHED_VALUES_P): New.
10180 (TYPE_CACHED_VALUES): New.
10181 (TYPE_ORIG_SIZE_TYPE): Adjust.
10182 * tree.def (INTEGER_CST): Update documentation.
10183 * tree.c: Inlcude params.h.
10184 (build_int_cst): Cache small values.
10185 (build_type_copy): Do not copy the value cache.
10186 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
10188 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
10189 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
10191 * fold-const.c (force_fit_type): Copy value when setting
10193 (int_const_binop): Likewise.
10194 * stor-layout.c: Include params.h
10195 (set_sizetype): Create values cache.
10196 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
10197 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
10198 * params.h (INTEGER_SHARE_LIMIT): New.
10199 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
10201 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
10203 * gimplify.c (gimplify_minimax_expr): Remove.
10204 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
10206 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
10208 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10209 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
10211 2004-08-19 Mark Mitchell <mark@codesourcery.com>
10213 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
10215 2004-08-18 Andrew Pinski <apinski@apple.com>
10217 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
10219 2004-08-18 Mark Mitchell <mark@codesourcery.com>
10221 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
10222 (__aeabi_ul2f): Likewise.
10224 2004-08-18 Richard Henderson <rth@redhat.com>
10226 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
10227 move to rtl completely.
10228 (struct meminsnbuf, xtensa_emit_block_move): Remove.
10229 (xtensa_find_mode_for_size): Remove.
10230 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
10231 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
10233 2004-08-18 Richard Henderson <rth@redhat.com>
10235 * config/mcore/mcore.c (mode_from_align): Remove DImode.
10236 (block_move_sequence): Rewrite to use adjust_address.
10237 (mcore_expand_block_move): Cleanup logic. Accept only operands.
10238 Return boolean indicating success/failure.
10239 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
10240 * config/mcore/mcore.md (movmemsi): Update to match.
10242 2004-08-18 Mike Stump <mrs@apple.com>
10244 * doc/invoke.texi (-mfix-and-continue): Add support for
10245 fast turn around debugging.
10246 (-ffix-and-continue): Likewise.
10247 (-mindirect-data): Likewise.
10248 (-findirect-data): Likewise.
10249 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
10250 (indirect_data): Likewise.
10251 (machopic_data_defined_p): Likewise.
10252 (machopic_output_indirection): Likewise.
10253 (darwin_encode_section_info): Likewise.
10254 (darwin_fix_and_continue): Likewise.
10255 (darwin_fix_and_continue_switch): Likewise.
10256 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
10257 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
10258 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
10259 (SUBTARGET_OPTIONS): Likewise.
10260 (darwin_fix_and_continue): Likewise.
10261 (darwin_fix_and_continue_switch): Likewise.
10262 (TARGET_FIX_AND_CONTINUE): Likewise.
10263 * config/rs6000.c (rs6000_emit_prologue): Likewise.
10265 2004-08-19 Steven Bosscher <stevenb@suse.de>
10267 * basic-block.h (struct edge_def): Remove crossing_edge.
10268 (EDGE_CROSSING): New define.
10269 (EDGE_ALL_FLAGS): Update.
10270 * bb-reorder.c (find_traces_1_round, better_edge_p,
10271 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
10272 find_jump_block, fix_crossing_conditional_branches,
10273 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
10274 Replace all occurences of crossing_edge with an edge flag check
10276 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10277 try_crossjump_bb): Likewise.
10278 * cfglayout.c (fixup_reorder_chain): Likewise.
10279 * cfgrtl.c (force_nonfallthru_and_redirect,
10280 commit_one_edge_insertion): Likewise.
10282 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
10283 * tree-flow.h (compute_dominance_frontiers): Move prototype...
10284 * basic-block.h: ...here.
10285 * tree-cfg.c (compute_dominance_frontiers_1,
10286 compute_dominance_frontiers): Move from here...
10287 * cfganal.c: ...to here. Include timevar.h.
10289 2004-08-18 James E Wilson <wilson@specifixinc.com>
10291 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
10292 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
10294 * config/mips/mips.md (type): Add frdiv.
10295 (divsf3+1, divsf3+2): Change type to frdiv.
10296 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
10297 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
10299 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
10300 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
10301 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
10302 * config/mips/5000.md (r5k_fdiv_single): Likewise.
10303 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
10304 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
10305 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
10306 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
10307 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
10308 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
10310 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
10312 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
10314 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
10315 get regression tester working again.
10317 2004-08-18 Zack Weinberg <zack@codesourcery.com>
10319 * insn-notes.def, reg-notes.def: New files.
10320 * rtl.h: Use them to define enum insn_note and enum reg_note.
10321 * rtl.c: Use them to define note_insn_name and reg_note_name.
10322 * Makefile.in (RTL_BASE_H): Update.
10324 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
10325 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
10327 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
10329 * arm.c (arm_size_rtx_costs): New function.
10330 (arm_override_options): Use it if optimizing for space.
10332 2004-08-18 Richard Henderson <rth@redhat.com>
10334 * emit-rtl.c (gen_const_mem): New.
10335 * rtl.h (gen_const_mem): Declare.
10336 * expr.c (do_tablejump): Use it.
10337 * varasm.c (force_const_mem): Likewise.
10338 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10339 (machopic_legitimize_pic_address): Likewise.
10340 * config/arm/arm.c (legitimize_pic_address): Likewise.
10341 * config/i386/i386.c (legitimize_pic_address): Likewise.
10342 (legitimize_tls_address): Likewise.
10343 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
10344 * config/ia64/ia64.md (load_fptr): Likewise.
10345 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
10346 * config/pa/pa.c (legitimize_pic_address): Likewise.
10347 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
10348 (rs6000_emit_move): Likewise.
10349 * config/s390/s390.c (legitimize_pic_address): Likewise.
10350 (legitimize_tls_address): Likewise.
10351 * config/s390/s390.md (casesi): Likewise.
10352 * config/sh/sh.c (sh_reorg): Likewise.
10353 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
10354 * config/v850/v850.md (casesi): Likewise.
10356 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
10357 * config/sh/sh.c (prepare_move_operands): Remove incorrect
10358 use of MEM_READONLY_P.
10360 2004-08-18 Steven Bosscher <stevenb@suse.de>
10362 * Makefile.in (OBJS-common): Add postreload-gcse.c.
10363 Add new postreload-gcse.o.
10364 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
10365 (lookup_as_function, insert, rehash_using_reg, use_related_value,
10366 equiv_constant): Use SAFE_HASH instead of safe_hash.
10367 (exp_equiv_p): Export. Add for_gcse argument when comparing
10369 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
10370 find_comparison_args, fold_rtx, cse_insn): Update callers.
10371 (hash_rtx): New function derived from old canon_hash and bits
10372 from gcse.c hash_expr_1.
10373 (canon_hash_string): Rename to hash_rtx_string.
10374 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
10375 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
10376 (cselib_lookup): Update this caller.
10377 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
10379 (hash_expr): Call hash_rtx.
10380 (ldst_entry): Likewise.
10381 (expr_equiv_p): Call exp_equiv_p.
10382 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
10383 reg_used_on_edge, reg_set_between_after_reload_p,
10384 reg_used_between_after_reload_p, get_avail_load_store_reg,
10385 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
10386 get_bb_avail_insn, hash_scan_set_after_reload,
10387 compute_hash_table_after_reload,
10388 eliminate_partially_redundant_loads, gcse_after_reload,
10389 get_bb_avail_insn, gcse_after_reload_main): Remove.
10390 * postreload-gcse.c: New file, reincarnating most of the above.
10391 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
10392 (gcse_after_reload_main): Update prototype.
10393 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
10394 * passes.c (rest_of_handle_gcse2): Use it.
10396 2004-08-18 Diego Novillo <dnovillo@redhat.com>
10398 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
10399 (pass_loop_done): Likewise.
10401 2004-08-18 Andrew Pinski <apinski@apple.com>
10403 * config/rs6000/darwin.md: Delete the altivec patterns which are
10404 handled differently now.
10405 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
10406 (macho_correct_pic_di): Likewise.
10407 (call_indirect_nonlocal_darwin64): Likewise.
10408 Delete the save world/saveFP/saveVec patterns.
10410 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
10411 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
10412 * config/rs6000/rs6000.md: Include darwin.md.
10413 (builtin_setjmp_receiver): Add DImode case.
10414 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
10417 2004-08-18 Matt Austern <austern@apple.com>
10419 Dead code stripping
10420 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
10421 * darwin.c (darwin_file_end): Mark file as potentially strippable.
10423 2004-08-18 Richard Henderson <rth@redhat.com>
10425 * alias.c (readonly_fields_p): Remove.
10426 (objects_must_conflict_p): Don't call it.
10427 * tree.h (readonly_fields_p): Remove.
10428 * langhooks.h (struct lang_hooks): Remove honor_readonly.
10429 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
10431 2004-08-18 Diego Novillo <dnovillo@redhat.com>
10433 * tree-dfa.c (add_referenced_var): Only global variables are
10435 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
10436 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
10437 all pointers dereferenced if the statement dereferences them.
10438 (create_name_tags): Do not create memory tags for pointers
10439 that have PT_ANYTHING set.
10440 Also check if PT_VARS is not empty before creating a name tag.
10441 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
10442 variables that share the same alias set with a pointer that
10443 may point anywhere.
10444 (add_may_alias): Add FIXME comment to remove clobbering
10445 aliased variables and tags.
10446 (replace_may_alias): Likewise.
10447 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
10448 (merge_pointed_to_info): If the original variable has not
10449 points-to information, call set_pt_anything.
10450 (add_pointed_to_var): Do not prevent adding a pointed-to
10451 variable if the pointers is PT_ANYTHING.
10452 If the variable is a global, set PT_GLOBAL_MEM.
10453 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
10454 pointer type only come in PTR+OFFSET flavours.
10455 Always call merge_pointed_to_info on PHI arguments that are
10457 (get_nmt_for): Mark call-clobbered tags whose pointer points
10459 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
10461 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
10463 (add_stmt_operand): Abort if the caller tried to add a killing
10464 definition for a memory tag.
10465 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
10466 unnecessary checks.
10468 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
10470 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
10471 from call_used_regs. Update call_really_used_regs.
10472 (CALL_REALLY_USED_REGISTERS): Define.
10473 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
10474 Replace call_used_regs with call_really_used_regs.
10475 (calc_live_regs, sh_media_register_for_return): Likewise.
10476 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
10477 * sh.md (return_media): Likewise.
10479 2004-08-18 Andrew Pinski <apinski@apple.com>
10481 * config/darwin.c (machopic_legitimize_pic_address): Only set
10482 MEM_READONLY_P in the non TARGET_TOC case.
10484 2004-08-18 Zack Weinberg <zack@codesourcery.com>
10486 * rtl.def (NIL): Delete.
10487 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
10488 Tighten the syntax a little.
10490 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
10491 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
10492 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
10493 * config/i386/predicates.md, config/m32r/m32r.h
10494 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
10495 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
10496 * config/sparc/sparc.h, doc/tm.texi:
10497 Replace all occurrences of NIL with UNKNOWN.
10499 2004-08-18 Zack Weinberg <zack@codesourcery.com>
10501 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
10502 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
10503 sequence inline. Move drop_through_label code into this
10504 block, being the only place it is used. Adjust comments.
10506 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
10508 * config/rs6000/altivec.md: Add new patterns for calls to
10509 save_world/rest_world functions.
10511 * config/rs6000/rs6000-protos.h: (save_world_operation,
10512 restore_world_operation) new declarations.
10514 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
10516 (rs6000_stack_info): Set world_save_p field.
10517 (save_world_operation): New function.
10518 (restore_world_operation): New function.
10519 (compute_save_world_info): New function.
10520 (rs6000_stack_info): Call compute_save_world_info.
10521 (rs6000_emit_prologue): Check for world_save_p and generate
10522 pattern to call save_world for saving all non-volatile and
10524 (rs6000_emit_epilogue): Check for world_save_p and generate
10525 pattern to call rest_world to restore saved registers.
10527 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
10528 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
10529 (rs6000_reg_names): New entries added for save_world_operation and
10530 restore_world_operation.
10532 2004-08-18 Caroline Tice <ctice@apple.com>
10534 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
10535 "-freorder-blocks-and-partition" to the flags used in second
10536 stage of profiledbootstrap.
10537 * bb-reorder.c (push_to_next_round_p): Add new variable,
10538 next_round_is_last; set and use variable to make sure, when
10539 partitioning, that the last trace construction round consists
10540 of all (and only) cold basic blocks.
10541 (rotate_loop): Don't copy blocks that end in a section
10543 (copy_bb): Correctly initialize "partition" of duplicated bb.
10544 (add_unlikely_executed_notes): Add a comment.
10545 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
10546 to make sure, if function contains hot blocks, that the
10547 successors of ENTRY_BLOCK_PTR are hot; also, only look for
10548 crossing edges if the architecture supports named sections.
10549 (mark_bb_for_unlikely_executed_section): Modify to always
10550 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
10551 the basic block note insn.
10552 (fix_crossing_unconditional_branches): Remove extra space.
10553 (fix_edges_for_rarely_executed_code): Modify to only do
10554 partitioning work if the architecture supports named sections.
10555 (reorder_basic_blocks): Modify to only add
10556 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
10557 supports named sections.
10558 * c-common.c (handle_section_attribute): Initialize new global
10559 variable, user_defined_section_attribute, to true if user has
10561 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
10562 forward edges that cross section boundaries.
10563 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
10564 partitioning information if the architecture supports named
10566 * cfgrtl.c (target.h): Add statement to include this.
10567 (rtl_split_block): Make sure newly created bb gets correct
10569 (try_redirect_by_replacing_jump): Make sure redirection isn't
10570 attempting to cross section boundaries.
10571 (force_nonfallthru_and_redirect): Only do partition fix up if
10572 architecture supports named sections.
10573 (rtl_split_edge): Make sure newly created bb ends up in
10575 (commit_one_edge_insertion): Remove code that incorrectly
10576 updated basic block partition; Make sure partition fix up only
10577 happens if architecture supports named sections and it's not
10579 (rtl_verify_flow_info_1): Fix if-condition on test/error
10580 condition that fallthru edges are not allowed to cross section
10582 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
10583 * final.c (final_scan_insn): Remove redundant test from if-statement;
10584 change calls to text_section into calls to function_section; add code
10585 to only to partitioning fix up if architecture supports named
10587 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
10589 (if_convert): Add targetm.have_named_sections to test.
10590 * output.h (unlikely_section_label): Extern declaration for new global
10592 (unlikely_text_section_name): Likewise.
10593 * opts.c (decode_options): If both partitioning and DWARF debugging
10594 are turned on, issue a warning that this doesn't work, and change
10595 partitiong to basic block reordering (without hot/cold partitions).
10596 * passes.c (rest_of_handle_final): Re-set new global variable,
10597 user_defined_section_attribute, to false.
10598 (rest_of_compilation): Change options for calling partitioning
10599 function: Don't call if the user defined the section attribute, and
10600 don't call if DECL_ONE_ONLY is true for the current function.
10601 * predict.c (choose_function_section): Return immediately if we
10602 are doing hot/cold partitioning (i.e. let the basic block partitioning
10603 determine where the function belongs).
10604 * reg-stack.c (emit_swap_insn): Add condition to step over
10605 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
10606 * toplev.c (user_defined_section_attribute): New global variable.
10607 * toplev.h (user_defined_section_attribute): Extern declaration
10608 for new global variable.
10609 * varasm.c (unlikely_section_label): New global variable.
10610 (unlikely_text_section_name): New global variable.
10611 (unlikely_text_section): Add code to initialize
10612 unlikely_text_section_name if necessary; modify to use
10613 unlikely_text_section_name and unlikely_section_label; also to use
10614 named_section properly.
10615 (in_unlikely_text_section): Modify to work correctly with
10616 named_section and to use unlikely_text_section_name.
10617 (named_section): Add code to work properly with cold section.
10618 (function_section): Clean up if-statement.
10619 * config/darwin.c (darwin_asm_named_section): Return to original
10620 code, removing use of SECTION_FORMAT_STRING.
10621 * config/arm/pe.h (switch_to_section): Add case for
10622 in_unlikely_executed_text to switch statement.
10623 * config/i386/cygming.h (switch_to_section): Likewise.
10624 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
10625 (SECTION_FORMAT_STRING): Likewise.
10626 * config/mcore/mcore.h (switch_to_section): Likewise.
10627 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
10628 (SECTION_FORMAT_STRING): Remove.
10630 2004-08-18 Roger Sayle <roger@eyesopen.com>
10632 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
10633 -ffixed-reg safe, by preserving the meanings of zero and one.
10634 (CALL_USED_REGISTERS): Likewise.
10635 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
10637 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
10639 * config/sh/sh.c (split_branches): Check the result of
10641 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
10642 Call rtl_register_cfg_hooks.
10644 2004-08-18 Richard Henderson <rth@redhat.com>
10646 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
10647 * alias.c (true_dependence): Update to match new semantics.
10648 (canon_true_dependence, write_dependence_p): Likewise.
10649 (anti_dependence, output_dependence): Update write_dependence_p args.
10650 (unchanging_anti_dependence): Remove.
10651 * calls.c (purge_mem_unchanging_flag): Remove.
10652 (fixup_tail_calls): Don't call it.
10653 (expand_call): Don't add unchanging memory to function usage.
10654 * expr.c (emit_block_move_via_libcall): Likewise.
10655 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
10656 (get_subtarget): Don't use RTX_UNCHANGING_P.
10657 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
10658 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
10659 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
10660 * cse.c (insert): Don't use RTX_UNCHANGING_P.
10661 (cse_insn, canon_hash): Use MEM_READONLY_P.
10662 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
10663 instead of RTX_UNCHANGING_P.
10664 * explow.c (maybe_set_unchanging): Remove.
10665 * expr.h (maybe_set_unchanging): Remove.
10666 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
10667 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
10668 (assign_parm_setup_reg, expand_function_start): Likewise.
10669 * integrate.c (copy_rtx_and_substitute): Likewise.
10670 * ra-rewrite.c (emit_colors): Likewise.
10671 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
10672 (fixup_match_1): Likewise.
10673 * reload1.c (reload, alter_reg): Likewise.
10674 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
10675 not RTX_UNCHANGING_P.
10676 (equiv_init_varies_p): Likewise.
10677 * loop-invariant.c (check_maybe_invariant): Likewise.
10678 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
10679 * loop.c (note_addr_stored): Likewise.
10680 (prescan_loop): Likewise. Don't check function usage for clobbered
10682 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
10683 not RTX_UNCHANGING_P.
10684 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
10685 * varasm.c (force_const_mem): Likewise.
10686 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
10687 * web.c (entry_register): Likewise.
10688 * tree-gimple.h (get_base_address): Move decl ...
10689 * tree.h: ... here.
10690 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
10692 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
10693 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
10694 (alpha_set_memflags): Update to match.
10696 * config/darwin.c (machopic_indirect_data_reference): Set
10697 MEM_READONLY_P instead of RTX_UNCHANGING_P.
10698 (machopic_indirect_call_target): Likewise.
10699 (machopic_legitimize_pic_address): Likewise.
10700 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
10701 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
10702 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
10703 * config/frv/frv.md (symGOT2reg): Likewise.
10704 * config/i386/i386.c (legitimize_pic_address,
10705 legitimize_tls_address, ix86_split_to_parts): Likewise.
10706 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
10707 * config/ia64/ia64.md (load_fptr): Likewise.
10708 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
10709 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
10710 * config/mcore/mcore.c (block_move_sequence): Likewise.
10711 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
10712 * config/pa/pa.c (legitimize_pic_address): Likewise.
10713 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
10714 (rs6000_emit_move): Likewise.
10715 * config/s390/s390.c (legitimize_pic_address): Likewise.
10716 (legitimize_tls_address): Likewise.
10717 * config/s390/s390.md (casesi): Likewise.
10718 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
10719 * config/sh/sh.md (symGOT2reg): Likewise.
10720 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
10721 * config/v850/v850.md (casesi): Likewise.
10723 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
10724 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
10725 * config/mips/mips.c (mips_restore_gp): Likewise.
10726 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
10727 * config/sh/sh.c (sh_reorg): Likewise.
10729 2004-08-18 Richard Henderson <rth@redhat.com>
10731 * tree.h (struct tree_decl): Add gimple_formal_temp.
10732 (DECL_GIMPLE_FORMAL_TEMP_P): New.
10733 * gimplify.c (pop_gimplify_context): Clear it.
10734 (lookup_tmp_var): Set it, if is_formal.
10735 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
10736 Use is_gimple_val for VECTOR. Simplify return value.
10737 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
10738 (gimplify_expr): Likewise.
10739 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
10740 is_gimple_tmp_rhs for clarity. Update all callers.
10741 (is_gimple_reg_rhs): Simplify logic.
10742 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
10743 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
10744 (is_gimple_formal_tmp_reg): Similarly.
10745 * tree-gimple.h: Update decls.
10746 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
10747 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
10748 * tree-ssa-live.c (var_union, type_var_init): Likewise.
10750 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
10752 * c4x.c (legitimize_operands): Remove calls to
10753 preserve_subexpressions_p.
10755 2004-08-18 David Edelsohn <edelsohn@gnu.org>
10757 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
10758 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
10760 2004-08-18 Ziemowit Laski <zlaski@apple.com>
10762 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
10763 Objective-C++ extensions.
10764 * gengtype.c (get_file_basename): Match entire subdirectory name
10765 ('cp', 'objc', 'objcp') rather than just its suffix.
10766 (get_base_file_bitmap): Allow for files to belong to more than one
10768 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
10769 used by more than one front-end.
10771 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
10773 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
10774 avoid use of preserve_subexpressions_p.
10776 2004-08-17 Richard Henderson <rth@redhat.com>
10779 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
10781 2004-08-17 DJ Delorie <dj@redhat.com>
10783 * doc/extend.texi: Document new xstormy16 attribute.
10785 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
10786 (xstormy16_splittable_below100_or_register): New.
10787 (combine_bnp): New.
10788 (xstormy16_reorg): New.
10789 (TARGET_MACHINE_DEPENDENT_REORG): Define.
10791 * config/stormy16/stormy16.md (movqi_internal): Make name public.
10792 (movhi_internal): Likewise.
10793 (cbhranchhi): Likewise.
10794 (cbhranchhi_neg): Likewise.
10795 (andhi3): Only allow splittable below100 operands.
10796 (iorhi3): Likewise.
10797 (peephole2): New and/zero_extend->and peephole.
10798 (peephole2): New load/ior/save->set1 peephole.
10799 (peephole2): New load/and/save->clr1 peephole.
10800 (bclrx, bclrx2, bclr7, bclr15): New.
10801 (bsetx, bsetx2, bset7, bset15): New.
10803 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
10804 liberal about acceptable 'B' masks.
10806 * config/stormy16/stormy16-protos.h
10807 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
10808 xstormy16_below100_operand, xstormy16_below100_or_register,
10809 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
10810 (PREDICATE_CODES): Add new predicates.
10812 * config/stormy16/stormy16.c
10813 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
10814 xstormy16_below100_operand, xstormy16_below100_or_register,
10815 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
10816 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
10817 (xstormy16_legitimate_address_p): Allow below100 symbols.
10818 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
10819 (xstormy16_expand_move): Leave below100 operands as-is.
10820 (xstormy16_encode_section_info): Encode below100 symbols.
10821 (xstormy16_strip_name_encoding): New.
10822 (xstormy16_print_operand): Print 'b' as shift mask.
10823 (xstormy16_attribute_table): Add below100 attributes.
10824 (xstormy16_handle_below100_attribute): New.
10826 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
10827 (XSTORMY16_SECTION_FUNCTION): New.
10828 (EXTRA_SECTION_FUNCTIONS): Define using the above.
10829 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
10830 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
10831 (ASM_OUTPUT_LABELREF): Define.
10833 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
10834 (movhi_internal): Add below100 support.
10835 (andhi3): Add below100 support.
10836 (iorhi3): Add below100 support.
10837 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
10839 2004-08-17 James E Wilson <wilson@specifixinc.com>
10841 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
10842 of VOIDmode for comparison code mode.
10843 * config/mips/mips.md: For conditional move patterns, use mode of
10844 first compare operand for comparison mode, instead of VOIDmode.
10846 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
10847 normal and -ffast-math code.
10849 2004-08-17 Mark Mitchell <mark@codesourcery.com>
10852 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
10854 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
10856 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
10858 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
10860 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
10861 for non Darwin targets.
10862 (*call_value_nonlocal_darwin64): Likewise.
10864 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
10866 * config/rs6000/rs6000.c (rs6000_function_value): Check for
10867 altivec mode for altivec return register.
10869 2004-08-17 David Edelsohn <edelsohn@gnu.org>
10871 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
10872 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
10873 * config/rs6000/rs6000.md: Include darwin.md.
10874 (builtin_setjmp_receiver): Add DImode case.
10875 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
10878 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
10880 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
10882 * tree-vectorizer.h: New File: Same.
10883 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
10884 * common.opt (ftree-vectorize): New flag to enable vectorization.
10885 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
10886 vectorization pass.
10887 * tree-data-ref.h (init_data_ref): Additional argument.
10888 (array_base_name_differ_p): Moved to tree-data-ref.c.
10889 * tree-data-ref.c (array_base_name_differ_p): Revised.
10890 (initialize_data_dependence_relation): Call array_base_name_differ_p
10891 with an extra argument.
10892 (analyze_all_data_dependences): Same.
10893 (init_data_ref): Additional argument is_read to set DR_IS_READ.
10894 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
10896 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
10897 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
10898 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
10899 vectorization pass.
10900 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
10901 (tree_ssa_loop_done): Call scev_finalize.
10902 (tree_vectorize): Define the new vectorization pass.
10903 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
10904 size of the vector they support (until support for multiple vector
10905 sizes is added to the vectorizer).
10906 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
10907 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
10908 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
10911 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
10913 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
10915 (generate_protocol_list, handle_impent): Likewise.
10917 2004-08-17 Roger Sayle <roger@eyesopen.com>
10919 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
10920 ensure that call_used_regs is a superset of both fixed_regs and
10921 call_really_used_regs.
10923 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
10926 * arm.md (addsi3_cbranch_scratch): Correct case labels.
10928 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
10930 PR middle-end/17036
10931 * fold-const.c (fold): Check for integer operand when
10932 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
10933 Pinski <pinskia@physics.uc.edu>.
10935 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
10937 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
10938 No need to check if in a cross configuration.
10939 * configure: Regenerate.
10941 * calls.c (precompute_register_parameters):
10942 Inline preserve_subexpressions_p ().
10943 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
10944 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
10946 * expr.c (get_subtarget): Likewise.
10947 * rtl.h (preserve_subexpressions_p): Remove.
10948 * stmt.c (preserve_subexpressions_p): Remove.
10950 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
10951 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
10952 Abort on gimplified cases.
10954 2004-08-16 James E Wilson <wilson@specifixinc.com>
10956 * tree.h (VECTOR_FLOAT_TYPE_P): New.
10957 (FLOAT_TYPE_P): Use it.
10958 * c-typeck.c (build_binary_op): After convert calls, check for
10959 check for ERROR_MARK operands.
10961 2004-08-16 Zack Weinberg <zack@codesourcery.com>
10963 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
10964 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
10965 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
10966 (genobjs static pattern rule): Remove %.c dependency.
10967 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
10968 Rename rules; delete commands; fix dependencies.
10969 (mostlyclean): Do not delete temporary source copies.
10970 * configure.ac: Delete all references to BUILD_PREFIX and
10972 * configure: Regenerate.
10974 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
10975 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
10976 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
10977 with #ifndef GENERATOR_FILE so that nothing from those headers
10980 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
10982 2004-08-16 Adam Nemet <anemet@lnxw.com>
10984 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
10986 2004-08-16 Andrew Pinski <apinski@apple.com>
10988 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
10989 extraneous semicolon.
10991 2004-08-16 Devang Patel <dpatel@apple.com>
10993 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
10994 * print-tree.c (print_node): Print DECL_PRESERVE_P.
10995 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
10996 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
10997 * target.h (struct gcc_target): New member, mark_decl_preserved.
10998 * hooks.c (hook_void_charptr): Rename to ...
10999 (hook_void_constcharptr): ... new name.
11000 * hooks.h (hook_void_charptr): Rename to ..
11001 (hook_void_constcharptr): ... new name.
11002 * tree.h (DECL_PRESERVE_P): New #define.
11003 (struct tree_decl): New member, preserve_flag.
11004 * varasm.c (assemble_start_function): Mark decl preserved.
11005 (assemble_variable): Same.
11006 * darwin.c (darwin_mark_decl_preserved): New function.
11007 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
11008 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
11009 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
11011 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
11013 * c-decl.c (grokdeclarator): Allow for function definition where
11014 innermost declarator has attributes.
11016 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
11018 * except.c (get_exception_filter, build_post_landing_pads,
11019 dw2_build_landing_pads): Use target-specific mode for 'filter'.
11020 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
11021 * target.h (eh_return_filter_mode): New field added.
11022 * targhooks.c (default_eh_return_filter_mode): Defined.
11023 * targhooks.h (default_eh_return_filter_mode): Declared.
11024 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
11026 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
11028 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
11029 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
11030 * configure: Regenerate.
11032 2004-08-16 Stan Shebs <shebs@apple.com>
11034 Basic support for 64-bit Darwin.
11035 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
11036 (machopic_legitimize_pic_address): Similarly, plus use Pmode
11038 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
11039 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
11040 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
11041 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
11042 (PROCESSOR_DEFAULT64): Define.
11043 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
11045 * config/rs6000/rs6000.md: Include darwin.md.
11046 (builtin_setjmp_receiver): Add DImode case.
11047 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
11049 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
11050 (rs6000_emit_move): Add DImode case to Darwin bits.
11051 (machopic_output_stub): Use .quad if 64-bit.
11052 * invoke.texi: Document -m32 and -m64.
11054 2004-08-16 Janis Johnson <janis187@us.ibm.com>
11056 * doc/extend.texi (AltiVec builtins): Document additional differences
11057 from the Motorola AltiVec PIM.
11059 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
11061 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
11062 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
11063 (struct tree_common): Update public_flag documentation.
11065 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
11067 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11068 Check for artificial variables, not is_gimple_tmp_var.
11069 * tree-ssa-live.c (var_union): Likewise.
11071 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
11073 * calls.c (load_register_parameters): Remove spurious FIXME token.
11075 2004-08-15 Ziemowit Laski <zlaski@apple.com>
11077 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
11078 (c-lang.o): Depend on c-objc-common.h.
11079 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
11080 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
11081 * c-lang.c: Include c-objc-common.h.
11082 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
11083 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
11084 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
11085 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
11086 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
11087 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
11088 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
11089 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
11090 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
11091 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
11092 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
11093 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
11094 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
11095 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
11096 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
11097 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
11098 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
11099 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
11100 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
11101 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
11102 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
11103 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
11104 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
11105 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
11106 Move to c-objc-common.h.
11107 * c-objc-common.c: Include c-objc-common.h.
11108 * c-objc-common.h: New file.
11110 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
11111 Andrew Pinski <pinskia@physics.uc.edu>
11114 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
11117 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
11119 * tree.h (build_int_cst): New.
11120 (build_int_2): Remove.
11121 * tree.c (build_int_2): Remove.
11122 (build_int_cst): New.
11123 (make_vector_type, build_common_tree_nodes,
11124 build_common_tree_nodes_2): Use build_int_cst.
11125 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
11126 expand_builtin_strpbrk, expand_builtin_fputs,
11127 build_string_literal, expand_builtin_printf,
11128 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
11129 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
11130 fold_builtin_isdigit, simplify_builtin_strstr,
11131 simplify_builtin_strpbrk, fold_builtin_fputs,
11132 simplify_builtin_sprintf): Use build_int_cst.
11133 * c-common.c (start_fname_decls, fix_string_type,
11134 c_common_nodes_and_builtins, c_init_attributes,
11135 shorten_compare): Likewise.
11136 * c-decl.c (complete_array_type,
11137 check_bitfield_type_and_width): Likewise.
11138 * c-lex.c (interpret_integer, lex_charconst): Likewise.
11139 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
11140 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11141 * c-typeck.c (really_start_incremental_init, push_init_level,
11142 set_nonincremental_init_from_string): Likewise.
11143 * calls.c (load_register_parameters): Likewise.
11144 * convert.c (convert_to_pointer): Likewise.
11145 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
11146 build_fn_info_type, build_ctr_info_value, build_gcov_info):
11148 * except.c (init_eh, assign_filter_values, assign_filter_values):
11150 * expmed.c (store_fixed_bit_field, extract_bit_field,
11151 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
11152 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
11153 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
11154 * expr.c (convert_move, emit_group_load, emit_group_store,
11155 expand_assignment, store_constructor, store_field,
11156 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
11157 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
11158 invert_truthvalue, optimize_bit_field_compare,
11159 decode_field_reference, all_ones_mask_p, constant_boolean_node,
11160 fold_div_compare, fold, fold_read_from_constant_string,
11161 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11162 * function.c (assign_parm_setup_block): Likewise.
11163 * stmt.c (shift_return_value, expand_end_case_type,
11164 estimate_case_costs): Likewise.
11165 * stor-layout.c (layout_type, initialize_sizetypes,
11166 set_min_and_max_values_for_integral_type): Likewise.
11167 * tree-chrec.c (chrec_fold_multiply_poly_poly,
11168 reset_evolution_in_loop): Likewise.
11169 * tree-chrec.h (build_polynomial_chrec): Likewise.
11170 * tree-complex.c (build_replicated_const): Likewise.
11171 * tree-eh.c (honor_protect_cleanup_actions,
11172 lower_try_finally_onedest, lower_try_finally_copy,
11173 lower_try_finally_switch): Likewise.
11174 * tree-mudflap.c (mf_build_string, mx_register_decls,
11175 mudflap_register_call, mudflap_enqueue_constant): Likewise.
11176 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
11177 * tree-pretty-print.c (dump_generic_node): Likewise.
11178 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
11180 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
11181 * tree-ssa-loop-niter.c (number_of_iterations_cond,
11182 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
11185 * config/alpha/alpha.c (alpha_initialize_trampoline,
11186 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
11187 * config/arm/arm.c (arm_get_cookie_size): Likewise.
11188 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11189 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
11190 * config/i860/i860.c (i860_va_start): Likewise.
11191 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
11192 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
11193 mips_gimplify_va_arg_expr): Likewise.
11194 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11195 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
11196 add_compiler_branch_island): Likewise.
11197 * config/s390/s390.c (s390_va_start): Likewise.
11198 * config/sh/sh.c (sh_va_start): Likewise.
11199 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
11201 * config/xtensa/xtensa.c (xtensa_va_start,
11202 xtensa_gimplify_va_arg_expr): Likewise.
11204 * objc/objc-act.c (build_objc_string_object,
11205 build_objc_symtab_template, init_def_list, init_objc_symtab,
11206 init_module_descriptor, generate_static_references,
11207 build_selector_translation_table, get_proto_encoding,
11208 build_typed_selector_reference, build_selector_reference,
11209 build_next_objc_exception_stuff,
11210 build_method_prototype_list_template, generate_descriptor_table,
11211 generate_protocols, build_protocol_initializer,
11212 build_ivar_list_template, build_method_list_template,
11213 build_ivar_list_initializer, generate_ivars_list,
11214 generate_dispatch_table, generate_protocol_list,
11215 build_category_initializer, build_shared_structure_initializer,
11216 generate_shared_structures, handle_impent,
11217 generate_objc_image_info): Use build_int_cst.
11219 2004-08-15 Ben Elliston <bje@au.ibm.com>
11221 * vec.h: Comment improvements.
11223 2004-08-14 Roger Sayle <roger@eyesopen.com>
11225 * c-common.c (shorten_compare, pointer_int_sum,
11226 c_common_truthvalue_conversion, boolean_increment): Replace calls
11227 to build with calls to buildN.
11228 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
11229 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
11230 gimplify_switch_stmt): Likewise.
11231 * c-typeck.c (default_function_array_conversion,
11232 build_component_ref, build_array_ref, build_function_call,
11233 pointer_diff, build_unary_op, build_conditional_expr,
11234 build_compound_expr, build_modify_expr, c_finish_goto_label,
11235 c_finish_goto_ptr, c_finish_return, c_finish_loop,
11236 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
11237 build_binary_op): Likewise.
11239 2004-08-15 Steven Bosscher <stevenb@suse.de>
11241 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
11243 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11245 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
11246 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
11247 * fixinc/fixincl.x: Rebuilt.
11249 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
11251 * config/mips/mips-protos.h (mips_symbolic_constant_p)
11252 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
11253 (mips_small_data_pattern_p): Declare.
11254 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
11255 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
11256 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
11257 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
11258 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
11259 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
11260 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
11261 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
11262 (pc_or_label_operand, call_insn_operand, move_operand)
11263 (consttable_operand, symbolic_operand, general_symbolic_operand)
11264 (global_got_operand, local_got_operand, stack_operand)
11265 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
11266 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
11267 (mips_small_data_pattern_p): Replace previous small_data_pattern
11268 predicate. Turn into a bool () (rtx) function.
11269 * config/mips/predicates.md: New file.
11270 * config/mips/mips.md: Include it. Use the target-independent
11271 comparison_operator instead of cmp_op. Rename trap_cmp_op to
11272 trap_comparison_operator and equality_op to equality_operator.
11273 Replace uses of small_int with the equivalent const_arith_operand.
11274 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
11275 const_float_1_operand to const_1_operand. Rename fcc_register_operand
11276 to fcc_reload_operand.
11277 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
11279 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11281 PR libstdc++/17005 partial fix.
11282 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
11283 except when generating ANSI/C89 code.
11285 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
11287 * c-common.c (shorten_compare): Use force_fit_type directly.
11289 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
11290 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
11291 Dave Korn <dk@artimi.com>
11293 * doc/install.texi (Building): Avoid duplicate reference to GNU
11295 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
11297 2004-08-14 Richard Henderson <rth@redhat.com>
11299 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
11300 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
11302 2004-08-13 Richard Henderson <rth@redhat.com>
11304 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
11305 for constant_call_address_operand.
11306 (call_value_pop_1, call_value_1): Likewise.
11307 (sibcall_value_1, call_value_1_rex64): Likewise.
11309 2004-08-13 James E Wilson <wilson@specifixinc.com>
11311 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
11312 Correct mode from SFmode to DFmode.
11314 2004-08-13 Ziemowit Laski <zlaski@apple.com>
11316 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
11317 __cstring_object and __image_info sections with the no_dead_strip
11320 2004-08-13 Roger Sayle <roger@eyesopen.com>
11321 David Billinghurst <David.Billinghurst@riotinto.com>
11323 PR libgfortran/15930
11324 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
11325 * fixinc/fixincl.x: Regenerate.
11326 * fixinc/tests/base/internal/math_core.h: New file.
11328 2004-08-13 Richard Henderson <rth@redhat.com>
11330 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
11331 (dbxout_function_end): Remove ifdefs for it.
11332 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
11334 2004-08-13 Richard Henderson <rth@redhat.com>
11336 * Makefile.in (insn-preds.o): Depend on TREE_H.
11337 * genpreds.c (write_insn_preds_c): Include tree.h.
11338 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
11339 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
11340 const48_operand, and_operand, or_operand, mode_width_operand,
11341 mode_mask_operand, mul8_operand, const0_operand,
11342 hard_fp_register_operand, hard_int_register_operand,
11343 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
11344 samegp_function_operand, direct_call_operand, small_symbolic_operand,
11345 global_symbolic_operand, call_operand, symbolic_operand,
11346 dtp16_symbolic_operand, dtp32_symbolic_operand,
11347 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
11348 gottp_symbolic_operand, alpha_comparison_operator,
11349 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
11350 signed_comparison_operator, alpha_fp_comparison_operator,
11351 divmod_operator, fix_operator, aligned_memory_operand,
11352 unaligned_memory_operand, reg_or_unaligned_mem_operand,
11353 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
11354 reg_no_subreg_operand, addition_operation): Move to predicates.md.
11355 (reg_or_const_int_operand): Remove. Replace all users with
11356 reg_or_cint_operand.
11357 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
11358 (resolve_reload_operand): Split out of aligned_memory_operand.
11359 * config/alpha/alpha-protos.h: Update for exports.
11360 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
11361 * config/alpha/alpha.md: Include predicates.md.
11362 * config/alpha/predicates.md: New file.
11364 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
11366 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
11367 fields with a pointer to the instruction definition.
11368 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
11369 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
11370 (write_attr_case, write_const_num_delay_slots): Update accordingly.
11371 (write_attr_case, write_const_num_delay_slots): Write the name of
11372 an insn next to its case statement.
11373 * genoutput.c (data): Add a filename field.
11374 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
11375 (output_insn_data): Print the location of each insn definition.
11376 * genrecog.c (write_action): Print the name of an insn above
11377 the statement that returns its code.
11379 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
11381 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
11382 * config/libgloss.h: Likewise.
11383 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
11384 * c4x/c4x-modes.def: Likewise.
11385 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
11386 (c4x_rptb_nop_p): Likewise.
11387 (c4x_rptb_valid_p): Likewise.
11388 (c4x_rptb_insert): Likewise.
11389 (c4x_address_conflict): Likewise.
11390 * config/c4x/c4x.md: Likewise.
11391 * config/frv/frv.md: Likewise.
11392 * config/i386/athlon.md: Likewise.
11393 * config/i386/i386.md: Likewise.
11394 * config/i386/predicates.md: Likewise.
11395 * config/ia64/ia64.c: Likewise.
11396 * config/ia64/itanium1.md: Likewise.
11397 * config/ia64/itanium2.md: Likewise.
11398 * config/iq2000/iq2000.md: Likewise.
11399 * config/mcore/mcore.c: Likewise.
11400 * config/mips/mips.c: Likewise.
11401 * config/mips/r3900.h: Likewise.
11402 * config/mips/sb1.md: Likewise.
11403 * config/pa/milli64.S: Likewise.
11404 * config/pa/pa.c: Likewise.
11405 * config/pa/pa.h: Likewise.
11406 * config/rs6000/8540.md: Likewise.
11408 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
11410 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
11412 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
11414 * sh.md (cbranch define_delay) Use cond_delay_slot for
11415 non-anulled condition too.
11417 2004-08-12 David Edelsohn <edelsohn@gnu.org>
11419 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
11420 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
11421 any_parallel_operand, lmw_operation, stmw_operation,
11422 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
11423 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
11424 any_parallel_operand.
11425 (return_and_restore_fpregs_{si,di}): Same.
11427 2004-08-12 Zack Weinberg <zack@codesourcery.com>
11429 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
11430 if pred->singleton != PARALLEL, issue a warning and pretend it was.
11431 Also issue a warning for any predicate we don't know about.
11433 2004-08-12 Richard Henderson <rth@redhat.com>
11435 * config/i386/i386.c (internal_label_prefix): Export.
11436 (internal_label_prefix_len, struct ix86_address,
11437 ix86_decompose_address, maybe_get_pool_constant,
11438 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
11439 memory_address_length): Export.
11440 (any_fp_register_operand, fp_register_operand,
11441 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
11442 x86_64_general_operand, x86_64_szext_general_operand,
11443 x86_64_nonmemory_operand, x86_64_movabs_operand,
11444 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
11445 x86_64_zext_immediate_operand, const_int_1_31_operand,
11446 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
11447 tls_symbolic_operand, global_dynamic_symbolic_operand,
11448 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
11449 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
11450 constant_call_address_operand, const0_operand, const1_operand,
11451 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
11452 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
11453 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
11454 general_no_elim_operand, nonmemory_no_elim_operand,
11455 index_register_operand, q_regs_operand, flags_reg_operand,
11456 non_q_regs_operand, zero_extended_scalar_load_operand,
11457 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
11458 ix86_comparison_operator, ix86_carry_flag_operator,
11459 fcmov_comparison_operator, promotable_binary_operator,
11460 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
11461 mult_operator, div_operator, arith_or_logical_operator,
11462 memory_displacement_operand, cmpsi_operand, long_memory_operand,
11463 aligned_operand): Move to predicates.md as define_predicates.
11464 (tls_symbolic_operand_1): Remove.
11465 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
11466 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
11467 (legitimize_address): Merge tls_symbolic_operand contents.
11468 (ix86_expand_move): Likewise.
11469 * config/i386/i386-protos.h: Update for exports.
11470 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
11471 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
11472 * config/i386/i386.md: Include predicates.md.
11473 * config/i386/predicates.md: New file.
11475 2004-08-13 Mark Mitchell <mark@codesourcery.com>
11478 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
11480 (i386_pe_mark_dllimport): Likewise.
11481 (i386_pe_encode_section_info): Likewise, when overriding
11482 dllimport attribute.
11484 2004-08-12 Geoffrey Keating <geoffk@apple.com>
11486 * configure.ac: When testing for flex, nm, ar, and bison, check
11487 that they will actually be built.
11488 * configure: Regenerate.
11490 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
11492 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
11493 (MOVE_MAX_PIECES): Define.
11495 2004-08-12 Devang patel <dpatel@apple.com>
11497 * dbxout.c (dbxout_begin_prologue): New function.
11498 (dbx_debug_hooks): Use new begin prologue hook.
11499 (dbxout_function_end): Emit N_ENSYM.
11500 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
11502 2004-08-12 Janis Johnson <janis187@us.ibm.com>
11504 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
11505 argument is float*.
11507 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
11510 * doc/extend.texi (AltiVec builtins): Fix description for recent
11511 changes. Update operation list to match current support.
11513 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
11515 * config/s390/s390.c (struct s390_frame_layout): New struct as element
11516 of struct machine_function.
11517 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
11519 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
11521 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
11522 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
11523 (s390_frame_area, s390_register_info): New functions.
11524 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
11526 (s390_return_addr_rtx, s390_return_address_offset)
11527 (s390_va_start, s390_gimplify_va_arg)
11528 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
11530 (s390_frame_info): Functionality partly moved to s390_register_info.
11531 Made adaptions for new stack layout.
11532 (save_gprs, restore_gprs): Changed meaning of second parameter and
11533 adapted all callers.
11535 * config/s390/s390.h (s390_backchain_string): New global variable.
11536 (MASK_BACKCHAIN): Removed definition.
11537 (TARGET_BACKCHAIN): Changed check.
11538 (TARGET_KERNEL_BACKCHAIN): New macro.
11539 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
11540 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
11541 "kernel-backchain".
11542 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
11544 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
11545 as condition. Adjusted for new stack layout.
11547 * doc/invoke.texi: Added documentation for new option
11548 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
11551 2004-08-12 Paul Brook <paul@codesourcery.com>
11553 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
11554 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
11556 2004-08-12 David Daney <ddaney@avtrex.com>
11558 * java/gcj.texi: Add subsection on signal usage.
11560 2004-08-12 David Edelsohn <edelsohn@gnu.org>
11562 * expr.c (move_by_pieces): Set alignment for move to minimum of
11563 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
11564 alignment, but not less than the original alignment.
11565 (move_by_pieces_ninsns): Same.
11566 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
11567 (store_by_pieces_1): Same.
11569 2004-08-12 Diego Novillo <dnovillo@redhat.com>
11571 PR tree-optimization/16867
11572 * tree.c (is_global_var): New function.
11573 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
11574 Call is_global_var.
11575 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
11577 (is_global_var): Declare.
11578 * tree-dfa.c (dump_variable): Display global and addressable
11580 (add_referenced_var): Clarify documentation when marking
11581 variables call-clobbered.
11582 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
11583 instead of needs_to_live_in_memory.
11584 (mark_call_clobbered): If the variable is a tag, mark it
11586 * tree-gimple.c (is_gimple_reg): Don't check for
11588 (is_gimple_non_addressable): Likewise.
11589 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
11590 needs to be marked call-clobbered.
11591 (setup_pointers_and_addressables): Call is_global_var instead
11592 of needs_to_live_in_memory.
11593 * tree-ssa-dce.c (need_to_preserve_store): Remove.
11594 Update all users with is_global_var.
11595 (mark_stmt_if_obviously_necessary): Fix processing of aliased
11596 stores. Don't check the virtual definitions. Rather, check
11597 whether the store is going into global memory.
11598 (find_obviously_necessary_stmts): Get the symbol from the PHI
11600 * tree-ssa-operands.c (get_call_expr_operands): Do not add
11601 clobbering may-defs if the call does not have side effects.
11603 2004-08-12 Jakub Jelinek <jakub@redhat.com>
11606 * output.h (default_function_rodata_section,
11607 default_no_function_rodata_section): New prototypes.
11608 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
11609 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
11610 (TARGET_ASM_OUT): Add it.
11611 * varasm.c (default_function_rodata_section,
11612 default_no_function_rodata_section): New functions.
11613 * final.c (final_scan_insn): Call
11614 targetm.asm_out.function_rodata_section instead of
11615 readonly_data_section.
11616 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
11617 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
11618 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
11619 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
11621 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
11622 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
11624 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
11626 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
11627 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
11628 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
11630 2004-08-12 Paul Brook <paul@codesourcery.com>
11632 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
11634 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
11635 DWARF2_UNWIND_INFO.
11637 2004-08-12 Ben Elliston <bje@au.ibm.com>
11640 * config/rs6000/altivec.h: Change vector to __vector throughout.
11641 (Except for the `vector' macro itself).
11643 2004-08-12 Zack Weinberg <zack@codesourcery.com>
11645 * genpreds.c: Add capability to generate predicate bodies as
11646 well as function prototypes. Write function prototypes for
11647 the generic predicates too.
11648 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
11649 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
11650 (write_match_code, write_predicate_expr, write_one_predicate_function)
11651 (parse_option): New functions.
11652 (output_predicate_decls): Delete.
11653 (main): Read the machine description, process DEFINE_PREDICATE or
11654 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
11657 * genrecog.c (struct decision_test): Replace index with
11658 struct pred_data pointer.
11659 (next_index): Remove, unused.
11660 (pred_table, preds, special_mode_pred_table): Delete.
11661 (compute_predicate_codes, process_define_predicate): New functions.
11662 (validate_pattern, add_to_sequence, write_switch): Update for
11663 new data structures.
11664 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
11665 Check both error_count and have_error.
11667 * gensupport.c (in_fname, first_predicate): New globals.
11668 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
11669 (predicate_table, last_predicate, old_pred_table)
11670 (old_special_pred_table): New statics.
11671 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
11672 (add_predicate, init_predicate_table): New functions.
11673 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
11674 (init_md_reader_args_cb): Use the global in_fname. No need to zero
11675 it or max_include_len. Call init_predicate_table.
11676 (read_rtx): Run the predicate queue after the attribute queue
11677 but before all the others.
11678 * gensupport.h (in_fname, struct pred_data, first_predicate)
11679 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
11680 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
11681 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
11682 * dummy-conditions.c: Don't include bconfig.h, system.h,
11683 coretypes.h, tm.h, or system.h. Do include stddef.h.
11684 Duplicate declaration of struct c_test from gensupport.h.
11686 * Makefile.in (OBJS-common): Add insn-preds.o.
11687 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
11688 (insn-preds.c, insn-preds.o): New rules.
11689 (s-preds): Also generate insn-preds.c.
11690 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
11691 Update dependencies.
11692 (print-rtl.o, print-rtl1.o): Correct dependencies.
11694 * recog.h: Delete prototypes of predicate functions.
11696 * doc/md.texi (Predicates): New section with complete
11697 documentation of operand/operator predicates. Remove some
11698 incomplete documentation of predicates from other places.
11699 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
11700 PREDICATE_CODES; indicate that both are deprecated in favor
11701 of define_predicate/define_special_predicate.
11703 * config/ia64/ia64.c: All predicate function definitions moved
11705 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
11706 (ia64_expand_load_address, ia64_expand_move):
11707 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
11709 * config/ia64/ia64.md: All predicates now defined here.
11710 (symbolic_operand): Is now a special predicate.
11712 * config/ia64/ia64.h: Declare ia64_section_threshold.
11713 (PREDICATE_CODES): Delete.
11715 2004-08-12 Richard Henderson <rth@redhat.com>
11717 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
11718 * c-semantics.c (add_stmt): Set it.
11719 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
11720 before instantiating a variable sized type.
11722 2004-08-12 Richard Henderson <rth@redhat.com>
11724 * stor-layout.c (round_up, round_down): Move ...
11725 * fold-const.c (round_up, round_down): ... here. Use
11726 multiple_of_p to avoid any arithmetic at all.
11728 2004-08-12 Richard Henderson <rth@redhat.com>
11730 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
11731 (gimplify_init_ctor_preeval_1): New.
11732 (gimplify_init_ctor_preeval): New.
11733 (gimplify_init_ctor_eval): New.
11734 (gimplify_init_constructor): Use them. Always gimplify the LHS
11737 2004-08-12 Ziemowit Laski <zlaski@apple.com>
11739 (This patch is part of merge of objc-improvements-branch
11742 * doc/frontends.texi: Mention Objective-C++ in addition to
11744 * doc/install.texi: Add 'obj-c++' to list of configurable
11746 * doc/invoke.texi: Rename Objective-C option headings to
11747 indicate they also apply to Objective-C++. List file
11748 extensions for Objective-C++ sources. Mention that
11749 ObjC and ObjC++ compilations may also use C and C++ options,
11750 respectively. Point users to doc/standards.texi for
11751 further info on ObjC and ObjC++.
11752 * doc/sourcebuild.texi: Mention the objcp/ directory and
11753 the Objective-C++ sources it contains.
11754 * doc/standards.texi: Update link to Apple ObjC site;
11755 add link to gcc readings.html WWW doc.
11757 2004-08-12 Alan Modra <amodra@bigpond.net.au>
11759 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
11760 and 2004-07-14 changes.
11762 2004-08-12 Paul Brook <paul@codesourcery.com>
11764 * doc/invoke.texi: Fix typo.
11766 2004-08-11 Devang Patel <dpatel@apple.com>
11768 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
11769 and -no_dead_strip_inits_and_terms.
11771 * doc/invoke.texi (Darwin Options): Document -dead_strip and
11772 -no_dead_strip_inits_and_terms.
11774 2004-08-11 Paul Brook <paul@codesourcery.com>
11776 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
11777 (arm_load_pic_register): ... to this.
11778 * config/arm/arm.c (arm_finalize_pic): Rename ...
11779 (arm_load_pic_register): ... to this. Always output insns at the
11780 current location. Load via low reg in thumb mode.
11781 (arm_expand_prologue): Call arm_load_pic_register.
11782 (thumb_expand_prologue): Ditto.
11783 * config/arm/arm.h (FINALIZE_PIC): Remove.
11784 * config/arm/arm.md (builtin_setjmp_receiver): Call
11785 arm_load_pic_register.
11787 2004-08-11 Paul Brook <paul@codesourcery.com>
11789 * arm.c (thumb_force_lr_save): Add prototype.
11790 (thumb_compute_save_reg_mask): New function.
11791 (thumb_find_work_register): New function.
11792 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
11793 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
11794 Don't clobber r3 when removing pretend args.
11795 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
11796 (thumb_output_function_prologue): Use new functions.
11797 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
11798 * arm.h (THUMB_REG_PUSHED_P): Remove.
11800 2004-08-11 James E Wilson <wilson@specifixinc.com>
11802 PR rtl-optimization/16490
11803 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
11804 global_live_at_end for new basic block if already set for other blocks.
11806 2004-08-11 David Edelsohn <edelsohn@gnu.org>
11808 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
11810 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
11811 (mfcr rlwinm rlwinm patterns): Set length to 12.
11813 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
11815 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
11816 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
11817 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
11818 (start_ssa_stmt_operands): Delete.
11819 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
11820 struct stmt_operands_d.
11821 (build_ssa_operands): New extern entry point.
11822 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
11823 building code, replace with create_ssa_artficial_load_stmt().
11824 * tree-ssa-operands.c (struct voperands_d): Delete.
11825 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
11826 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
11827 (free_uses, free_defs, free_vuses, free_v_may_defs,
11828 free_v_must_defs): Remove dealloc parameter.
11829 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
11830 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
11831 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
11832 vector comparisons, ssa_name reuse, and allocations here.
11833 (verify_start_operands): Delete.
11834 (finalize_ssa_stmt_operands): Set new operands by calling finalize
11836 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
11837 (append_def, append_usei): Simplify to simple accumulation.
11838 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
11839 duplicates and simple accumulation.
11840 (free_ssa_operands): Free vectors in a stmt_operand structure.
11841 (build_ssa_operands): New. Create a new stmt_operand structure from
11842 a stmt and an old set of stmt_operands.
11843 (get_stmt_operands): Simplify and call build_ssa_operands.
11844 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
11845 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
11846 add_call_read_ops): Don't pass prev_vops around anymore.
11847 (note_addressable): Return if no stmt annotation.
11848 (copy_virtual_operands): Access v_may_def operands through a struct.
11849 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
11850 hash tables without treating the stmt as a real stmt.
11851 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
11852 v_may_def def and use through a struct instead of 2 array elements.
11853 (struct v_may_def_optype_d): Use v_may_def_operand_type.
11854 (struct stmt_operands_d): New. Struct for storing all operand vectors.
11856 2004-08-11 Nick Clifton <nickc@redhat.com>
11858 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
11859 this funciton's behaviour. Return true when the current function
11860 has a section attribute and -mlong-calls is in effect.
11861 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
11862 short-call marker when -mlong-calls is in effect and the function
11863 has a section attribute.
11865 2004-08-10 Zack Weinberg <zack@codesourcery.com>
11867 * stmt.c (expand_return): If asked to return the RESULT_DECL,
11868 just call expand_value_return on result_rtl.
11870 2004-08-10 Richard Henderson <rth@redhat.com>
11872 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
11873 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
11874 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
11875 (add_location_or_const_value_attribute): ... not here. Use
11876 loc_descriptor_from_tree if possible.
11877 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
11878 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
11880 (loc_descriptor_from_tree): New. Update callers.
11881 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
11882 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
11883 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
11884 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
11885 and BUILT_IN_STACK_RESTORE.
11886 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
11887 * stmt.c (expand_stack_alloc): Remove.
11888 * tree-mudflap.c (mx_register_decls): Don't look for
11889 BUILT_IN_STACK_ALLOC.
11890 * tree-nested.c (convert_local_reference): Likewise.
11891 * tree.h (DECL_VALUE_EXPR): New.
11893 2004-08-10 Richard Henderson <rth@redhat.com>
11895 * stor-layout.c (round_up): Check for 0/1 before dividing.
11896 (round_down): Likewise.
11898 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
11900 2004-08-09 Mark Mitchell <mark@codesourcery.com>
11902 * config.gcc (arm*-*-eabi*): New target.
11903 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
11904 (TARGET_LIB_INT_CMP_BIASED): Likewise.
11905 * expmed.c (expand_divmod): Try a two-valued divmod function as a
11907 * gthr.h: Remove bogus tokens at end of #pragma.
11908 * optabs.c (expand_twoval_binop_libfunc): New function.
11909 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
11910 (prepare_float_lib_cmp): Try reversing the condition.
11911 (debug_optab_libfuncs): New function.
11912 * optabs.h (expand_twoval_binop_libfunc): Declare.
11913 * config/arm/arm.c (arm_init_libfuncs): New function.
11914 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
11915 (TARGET_INIT_LIBFUNCS): Define it.
11916 * config/arm/arm.h (TARGET_BPABI): New macro.
11917 * config/arm/arm-protos.h
11918 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
11919 * config/arm/bpabi.S: New file.
11920 * config/arm/bpabi.c: Likewise.
11921 * config/arm/bpabi.h: Likewise.
11922 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
11923 (__aeabi_drsub): Likewise.
11924 (__aeabi_dsub): Likewise.
11925 (__aeabi_dadd): Likewise.
11926 (__aeabi_ui2d): Likewise.
11927 (__aeabi_i2d): Likewise.
11928 (__aeabi_f2d): Likewise.
11929 (__aeabi_dmul): Likewise.
11930 (__aeabi_ddiv): Likewise.
11931 (__aeabi_cdrcmple): Likewise.
11932 (__aeabi_cdcmpeq): Likewise.
11933 (__aeabi_cdcmple): Likewise.
11934 (__aeabi_dcmpeq): Likewise.
11935 (__aeabi_dcmplt): Likewise.
11936 (__aeabi_dcmple): Likewise.
11937 (__aeabi_dcmpge): Likewise.
11938 (__aeabi_dcmpgt): Likewise.
11939 (__aeabi_dcmpun): Likewise.
11940 (__aeabi_d2iz): Likewise.
11941 (__aeabi_d2uiz): Likewise.
11942 (__aeabi_d2f): Likewise.
11943 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
11944 (__aeabi_frsub): Likewise.
11945 (__aeabi_fsub): Likewise.
11946 (__aeabi_fadd): Likewise.
11947 (__aeabi_ui2f): Likewise.
11948 (__aeabi_i2f): Likewise.
11949 (__aeabi_fmul): Likewise.
11950 (__aeabi_fdiv): Likewise.
11951 (__aeabi_cfrcmple): Likewise.
11952 (__aeabi_cfcmpeq): Likewise.
11953 (__aeabi_cfcmple): Likewise.
11954 (__aeabi_fcmpeq): Likewise.
11955 (__aeabi_fcmplt): Likewise.
11956 (__aeabi_fcmple): Likewise.
11957 (__aeabi_fcmpge): Likewise.
11958 (__aeabi_fcmpgt): Likewise.
11959 (__aeabi_fcmpun): Likewise.
11960 (__aeabi_f2iz): Likewise.
11961 (__aeabi_f2uiz): Likewise.
11962 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
11963 (__aeabi_uidivmod): New function or alias.
11964 (__aeabi_idivmod): Likewise.
11965 (__aeabi_idiv0): Likewise.
11966 (__aeabi_ldiv0): Likewise.
11967 (__aeabi_llsr): Likewise.
11968 (__aeabi_lasr): Likewise.
11969 (__aeabi_llsl): Likewise.
11970 (bpabi.S): Include it.
11971 * config/arm/libgcc-bpabi.ver: New file.
11972 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
11973 (LINK_SPEC): Remove.
11974 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
11976 * config/arm/t-bpabi: New file.
11977 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
11978 (TARGET_LIB_INT_CMP_BIASED): Likewise.
11980 2004-08-10 David Edelsohn <edelsohn@gnu.org>
11982 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
11983 * config/rs6000/rs6000.md (clrmemsi): New pattern.
11984 * config/rs6000/rs6000.c (expand_block_clear): New function.
11985 (expand_block_move): Convert alignment to bits. Use SImode and
11986 HImode for unaligned addresses if not STRICT_ALIGNMENT.
11988 2004-08-10 Caroline Tice <ctice@apple.com>
11990 * varasm.c (unlikely_section_label): New global variable.
11991 (unlikely_text_section_name): New global variable.
11992 (text_section): Remove alignment statement.
11993 (unlikely_text_section): Remove alignment statement; use
11994 unlikely_section_label rather than hard-coded string.
11995 (assemble_start_function): Initialize unlikely_section_label and
11996 unlikely_text_section_name; make sure cold section is properly
11997 aligned at start of function; output unlikely_section_label if
12000 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
12002 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
12003 * config/s390/s390.c (s390_canonicalize_comparison): New function.
12004 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
12005 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
12006 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
12007 ("*tmqi_mem"): Remove SUBREG from pattern.
12008 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
12009 ("*andsi3_cconly"): Likewise.
12011 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
12014 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
12016 2004-08-10 Janis Johnson <janis187@us.ibm.com>
12018 * doc/sourcebuild.texi (compat testing): Document available test
12019 framework commands. Use the preferred spelling of DejaGnu.
12021 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
12023 * lambda.h: Add matrix type, and prototypes for remainder of
12024 matrix and vector functions.
12025 (lambda_vector_mult_const): New function.
12026 (lambda_vector_negate): Ditto.
12027 (lambda_vector_add): Ditto.
12028 (lambda_vector_add_mc): Ditto.
12029 (lambda_vector_copy): Ditto.
12030 (lambda_vector_zerop): Ditto.
12031 (lambda_vector_equal): Ditto.
12032 (lambda_vector_min_nz): Ditto.
12033 (lambda_vector_first_nz): Ditto.
12034 (lambda_vector_matrix_mult): Ditto.
12035 * lambda-mat.c: New file.
12036 * Makefile.in (lambda-mat.o): New.
12038 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
12040 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
12041 after linking stmt into the program.
12042 (bsi_remove): Don't call modify_stmt.
12043 * tree-complex.c (update_complex_assignment,
12044 expand_complex_comparison): Call modify_stmt after changing the stmt.
12045 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
12047 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
12048 the stmt, and only if needed.
12049 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
12051 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
12052 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
12053 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
12054 (eliminate_redundant_computations): Don't pass an annotation. Call
12055 modify_stmt rather than setting the annotation directly.
12056 (record_equivalences_from_stmt): Remove unused local 'j'.
12057 (cprop_operand): Take a stmt rather than an annotation as a parameter.
12059 (cprop_into_stmt): Pass stmt rather than annotation.
12060 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
12061 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
12063 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
12065 2004-08-10 Jason Merrill <jason@redhat.com>
12067 PR middle-end/16948
12068 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
12071 2004-08-10 Geoffrey Keating <geoffk@apple.com>
12073 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
12076 2004-08-10 Roger Sayle <roger@eyesopen.com>
12078 * config/mips/mips.md: New reciprocal square root patterns that
12079 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
12081 2004-08-10 Paul Brook <paul@codesourcery.com>
12083 * config/arm/arm-protos.h (arm_set_return_address,
12084 thumb_set_return_address): Add prototypes.
12085 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
12086 * config/arm/arm.c (arm_compute_func_type,
12087 use_return_insn, arm_compute_save_reg0_reg12_mask,
12088 arm_compute_save_reg_mask, arm_output_function_prologue,
12089 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
12090 current_function_calls_eh_return.
12091 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
12093 (arm_set_return_address, thumb_set_return_address): New functions.
12094 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
12095 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
12096 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
12097 (epilogue): Use the stackadj register.
12098 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
12100 2004-08-10 Jakub Jelinek <jakub@redhat.com>
12103 * expr.c (move_by_pieces_ninsns): Add max_size argument.
12104 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
12105 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
12106 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
12107 but using MOVE_RATIO.
12108 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
12109 (can_store_by_pieces): Change max_size type to unsigned int.
12110 (store_by_pieces_1): Likewise. Pass max_size to
12111 move_by_pieces_ninsns.
12112 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
12113 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
12114 to move_by_pieces_ninsns.
12115 (STORE_BY_PIECES_P): Define.
12116 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
12117 to move_by_pieces_ninsns.
12118 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
12120 * config/i386/i386.h (CLEAR_RATIO): Define.
12122 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
12124 * expr.c (expand_expr_real_1): Add back code that was not dead.
12126 2004-08-09 Andrew Pinski <apinski@apple.com>
12128 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
12129 which is found to be compatible before returning the aliasing set.
12131 2004-08-09 Daniel Jacobowitz <dan@debian.org>
12133 * ggc-zone.c (struct alloc_zone): Add statistics counters.
12134 (always_collect): New flag.
12135 (ggc_alloc_zone_1): Update statistics support. Don't include
12136 overhead in allocated counter.
12137 (sweep_pages): Update allocated counter for large pages. Don'y
12139 (ggc_collect_1): Always collect.
12140 (ggc_collect): Honor always_collect flag. Sum all zones to decide
12141 whether to collect.
12142 (SCALE, LABEL): New macros.
12143 (ggc_print_statistics): Add statistics support.
12145 2004-08-09 Roger Sayle <roger@eyesopen.com>
12147 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
12148 (init_expmed): Fix potential overrun problem with "all.reg".
12149 (expand_sdiv2_pow2): Add an alternate implementation for signed
12150 division, if the target provides a suitable conditional move insn.
12152 2004-08-09 Paul Brook <paul@codesourcery.com>
12153 Richard Henderson <rth@redhat.com>
12155 * unwind-dw2.c (uw_install_context_1): Update target saved stack
12158 2004-08-09 Geoffrey Keating <geoffk@apple.com>
12160 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
12161 Check DATA limit only if there's no AS limit. Ignore insanely
12163 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
12164 but take care that the AS limit isn't overrun.
12165 * doc/invoke.texi: Update documentation of min-heapsize parameter.
12167 2004-08-09 Jeff Law <law@redhat.com>
12169 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
12170 (tree-ssa-threadupdate.o): Add dependencies.
12171 * tree-ssa-threadupdate.c: New file.
12172 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
12173 (rewrite_vars_out_of_ssa): Remove prototype.
12174 (cleanup_tree_cfg): Returns a bool.
12175 * tree.h (thread_through_all_blocks): Prototype.
12176 * tree-outof-ssa.c (SSANORM_*): Move into here.
12177 (remove_ssa_form): Now static.
12178 (rewrite_vars_out_of_ssa): Kill.
12179 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
12180 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
12181 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
12182 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
12183 anything was changed.
12184 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
12185 from the PHI's annotation rather than the edge associated with
12187 * tree-ssa-dom.c (redirection_edges): Kill.
12188 (redirect_edges_and_update_ssa_graph): Kill.
12189 (tree_ssa_dominator_optimize): Do not reset forwardable flag
12190 for blocks anymore. Do not initialize redirection_edges.
12191 Call thread_through_all_blocks. Simplify code for cleanup
12192 of the CFG and iterating. No longer call cleanup_tree_cfg
12193 outside the iteration loop.
12194 (thread_across_edge): No longer mess with forwardable blocks.
12196 2004-08-09 Zack Weinberg <zack@codesourcery.com>
12198 * explow.c (memory_address): Use memory_address_p.
12199 * recog.c (general_operand): Likewise.
12200 * regrename.c: No need to define REG_OK_STRICT.
12202 2004-08-09 Steven Bosscher <stevenb@suse.de>
12204 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
12206 * gcse.c: Include timevar.h.
12207 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
12208 and global_copy_prop_count.
12209 (local_const_prop_count, local_copy_prop_count): New static globals.
12210 (gcse_main): Set the right timevar for each pass.
12211 (cprop_jump): Increment global_const_prop_count when a constant is
12212 propagated. Add "GLOBAL" to dump output.
12213 (cprop_insn): Increment global_const_prop_count when a constant is
12214 propagated, or global_copy_prop_count when a copy is propagated.
12215 (do_local_cprop): Likewise for local_const_prop_count and
12216 local_copy_prop_count.
12217 (one_cprop_pass): Initialize const/cprop counters to zero.
12218 Print out results of local and global const/cprop separately.
12219 (bypass_block): Break over-length line.
12220 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
12221 for bb-reorder.o and tracer.o.
12223 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
12225 * Makefile.in (GTFILES): Remove stmt.c
12226 (stmt.o): Do not depend on gt-stmt.h.
12227 * emit-rtl.c (emit_line_note): Do not call
12228 set_file_and_line_for_stmt.
12229 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
12231 * function.c (free_after_parsing): Do not free STMT field.
12232 (allocate_struct_function): Do not call init_stmt_for_function.
12233 (assign_stack_temp_for_type): Do not accept values of keep
12235 (init_temp_slots): Do not initialize removed variables.
12236 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
12237 and X_VAR_TEMP_SLOT_LEVEL fields.
12238 * rtl.h (set_file_and_line_for_stmt): Remove.
12239 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
12240 struct stmt_status, cond_stack, case_stack, nesting_stack,
12241 nesting_depth, emit_locus, set_file_and_line_for_stmt,
12242 same_case_target_p, init_stmt_for_function, emit_nop,
12243 expand_start_cond, expand_start_elseif, expand_start_else,
12244 expand_elseif, expand_end_cond): Remove.
12245 (preserve_subexpressions_p): Remove references to CFUN->STMT.
12246 (expand_start_case, expand_end_case_type): Remove, merge into...
12247 (expand_case): ... this one, including other bits from
12248 expand_expr_real_1. Inline same_case_target_p. Turn members
12249 of CASE_STACK into local variables.
12250 (emit_case_bit_tests): Inline same_case_target_p.
12251 (add_case_node): Add HEAD argument, return new head of the list,
12252 do not handle default label here.
12253 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
12254 expand_start_elseif, current_nesting_level, expand_start_case,
12255 expand_end_case_type, expand_end_case, add_case_node,
12256 init_stmt_for_function, expand_elseif): Remove prototypes.
12257 (expand_case): Add prototype.
12259 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
12261 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
12263 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
12265 * expr.c (var_rtx): Remove.
12266 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
12267 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
12268 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
12270 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
12271 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
12272 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
12274 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
12275 Ayal Zaks <zaks@il.ibm.com>
12277 * common.opt (freschedule-modulo-scheduled-loops): New flag.
12278 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
12279 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
12280 when -freschedule-modulo-scheduled-loops flag is not specified.
12281 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
12282 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
12283 More accurate placing of insn in row of partial schedule.
12284 (ps_insn_find_column): New function.
12285 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
12286 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
12287 (schedule_region): Use sched_is_disabled_for_current_region_p.
12288 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
12290 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
12292 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
12295 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
12297 * config/i386/i386.c (ix86_expand_clrmem): Properly call
12298 gen_strset for 64bit target.
12300 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
12302 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
12304 2004-08-07 Jason Merrill <jason@redhat.com>
12306 Make return in memory explicit.
12307 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
12308 (assign_parm_find_data_types): Remove code for old front end
12309 invisible reference handling.
12310 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
12311 (expand_function_end): Likewise.
12312 * gimplify.c (gimplify_return_expr): Handle a dereferenced
12314 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
12315 (declare_return_variable): Handle DECL_BY_REFERENCE.
12316 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
12317 (cp_genericize_r): Use convert_from_reference.
12318 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
12319 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
12321 * c-common.c (c_warn_unused_result): Check TREE_USED before
12322 warning about a CALL_EXPR with an unused value.
12324 2004-08-06 Mark Mitchell <mark@codesourcery.com>
12326 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
12327 to the compiler. Use -fshort-wchar by default.
12329 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
12331 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
12332 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
12334 * doc/invoke.texi (param): Document min-crossjump-insns.
12336 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
12339 * c.opt (Wmissing-field-initializers): New option.
12340 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
12341 * c-typeck.c (pop_init_level): Guard the missing field warning with
12342 warn_missing_field_initializers rather than extra_warnings.
12343 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
12344 some of the explanation from...
12345 (-Wextra): ...here. Say that the missing field warning can be
12346 seperately controlled by -Wmissing-field-initializers.
12348 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
12350 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
12351 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
12352 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
12353 * tree.def (ENTRY_VALUE_EXPR): Remove.
12355 2004-08-06 Jakub Jelinek <jakub@redhat.com>
12357 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
12358 the places where it is actually needed. Don't use repz; stosb
12359 for -Os with sufficiently small constant sizes.
12360 For sufficiently small repz; stos{l,q} repeat counts use a sequence
12361 of stos{l,q} instructions instead.
12363 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12365 PR tree-optimization/16807
12366 * loop-iv.c (dump_iv_info): Dump invariants correctly.
12367 (iv_subreg, iv_extend): Express value of invariant purely in
12370 2004-08-06 Mark Mitchell <mark@codesourcery.com>
12372 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
12373 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
12375 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
12377 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
12378 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
12380 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
12381 pattern until reload is finished to allow better code generation
12382 and split them completely into separate instrunctions.
12383 (*andsi3_split): New pattern.
12385 2004-08-05 Mark Mitchell <mark@codesourcery.com>
12387 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
12388 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
12389 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
12390 * tree.h (handle_dll_attribute): Declare. Test
12391 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
12392 * c-common.h (c_determine_visibility): Declare.
12393 * c-common.c (c_determine_visibility): New function.
12394 * c-decl.c (finish_decl): Use it.
12395 (finish_function): Likewise.
12396 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
12397 zero, by default. Use #if, not #ifdef, to test it.
12398 * config/arm/arm.c (arm_attribute_table): Use
12399 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
12401 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
12402 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
12404 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
12405 * config/i386/i386.c (ix86_attribute_table): Use
12406 handle_dll_attribute for dllimport/dllexport. Test
12407 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
12408 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
12409 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
12411 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
12413 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
12415 * doc/extend.texi (dllexport): Clarify and correct documentation.
12416 (dllimport): Likewise.
12417 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
12418 handle_dll_attribute.
12420 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12422 * tree-ssa-loop-manip.c: New file.
12423 * Makefile.in (tree-ssa-loop-manip.o): Add.
12424 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
12426 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
12428 (tree_ssa_loop_done): Verify loop closed ssa form.
12429 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
12431 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12433 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
12434 pa_asm_output_aligned_local): New functions.
12435 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
12436 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
12437 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
12438 pa_asm_output_aligned_common.
12439 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
12440 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
12441 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
12442 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
12443 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
12444 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
12445 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
12446 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
12449 2004-08-05 Andrew Pinski <apinski@apple.com>
12451 * objc/objc-act.c (build_objc_string_object): Mark the address
12452 expression as constant.
12454 2004-08-05 David Edelsohn <edelsohn@gnu.org>
12456 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
12457 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
12458 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
12460 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
12462 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
12463 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
12464 out, and associated obsolete comments.
12466 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
12468 * tree.h (force_fit_type): Return a tree, take three flags.
12469 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
12470 TREE_CONSTANT_OVERFLOW here.
12471 (int_const_binop, const_binop): Adjust.
12472 (size_int_type): Do sign extension here.
12473 (fold_convert_const, optimize_bit_field_compare,
12474 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
12475 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
12476 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
12478 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12480 PR tree-optimization/16864
12481 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
12482 for ssa names without default_def.
12484 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
12486 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
12487 frame pointer, restore eax with an ebp-relative address.
12489 2004-08-04 Geoffrey Keating <geoffk@apple.com>
12492 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
12493 * c-common.h (make_rtl_for_local_static): Delete.
12494 * c-decl.c (shadow_tag_warned): Clean up comment.
12495 (finish_decl): Clean up spacing. Use set_user_assembler_name when
12496 appropriate. Don't pass asmspec to rest_of_decl_compilation.
12497 * c-semantics.c (make_rtl_for_local_static): Delete.
12498 * expr.c (init_block_move_fn): Use set_user_assembler_name.
12499 (init_block_clear_fn): Likewise.
12500 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
12501 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
12502 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
12503 * tree.h (make_decl_rtl): Remove second parameter.
12504 (set_user_assembler_name): New.
12505 * varasm.c (set_user_assembler_name): New.
12506 (make_decl_rtl): Remove second parameter. Update callers in many
12509 2004-08-05 Adam Nemet <anemet@lnxw.com>
12511 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
12512 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
12514 * gthr-lynx.h: New file.
12515 * config/lynx-ng.h: Remove file.
12516 * config/lynx.h: Update to LynxOS 4.0.
12517 * config/t-lynx: New file.
12518 * config/i386/lynx-ng.h: Remove file.
12519 * config/i386/lynx.h: Update to LynxOS 4.0.
12520 * config/rs6000/lynxbase.h: Remove file.
12521 * config/rs6000/lynx.h: Update to LynxOS 4.0.
12522 * config/rs6000/t-lynx: New file.
12523 * doc/install.texi (Options specification): Remove reference to
12524 LynxOS from systems where --with-gnu-as makes a difference.
12526 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
12528 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
12530 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
12532 (c_cpp_builtins): Call it.
12533 * doc/cpp.texi: Update.
12535 2004-08-04 David Edelsohn <edelsohn@gnu.org>
12537 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
12540 2004-08-04 Jan Hubicka <jh@suse.cz>
12542 * basic-block.h (profile_staus): New global variable.
12543 * cfg.c (profile_status): Declare.
12544 (check_bb_profile): Break out from ....; use profile_status
12545 (dump_flow_info): ... here.
12546 * cfgbuild.c (find_basic_blocks): Set profile_status.
12547 * cfgexpand.c (tree_expand_cfg): Likewise.
12548 * predict.c (estimate_probability): Likewise.
12549 * profile.c (branch_prob): Likewise.
12550 * tree-cfg.c (build_tree_cfg): Likewise.
12551 (dump_function_to_file): Use check_bb_profile.
12552 * tree-pretty-print (dump_bb_header): Likewise.
12553 * tree-profile.c (do_tree_profiling): Cleanup.
12555 2004-08-04 Zack Weinberg <zack@codesourcery.com>
12557 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
12558 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
12559 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
12560 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
12561 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
12562 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
12563 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
12564 (ggc-none.o, errors.o): Move rule to generators section;
12565 correct dependencies.
12566 (min-insn-modes.o): Move rule to generators section; remove
12567 unnecessary explicit command; correct dependencies.
12568 (print-rtl.o, print-rtl1.o): Correct dependencies.
12569 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
12570 (mostlyclean): Update.
12572 * errors.c: Include bconfig.h not config.h. Correct comment.
12573 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
12574 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
12575 * print-rtl.c: Don't include tm_p.h.
12577 * rtl.h: Move forward-decl of struct function down where it's
12578 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
12579 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
12581 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12582 Jeff Law <law@redhat.com>
12584 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
12585 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
12586 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
12587 manipulate the duplicated ssa names.
12588 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
12589 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
12590 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
12592 (release_ssa_name): Do not release ssa names that may have multiple
12594 * tree.h (release_ssa_name_force, mark_for_rewrite,
12595 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
12596 marked_ssa_names): Declare.
12597 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
12598 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
12599 Update call to rewrite_ssa_into_ssa.
12601 2004-08-04 Mark Mitchell <mark@codesourcery.com>
12603 * defaults.h (TARGET_DECLSPEC): New macro.
12604 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
12605 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
12606 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
12607 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
12608 __declspec support.
12609 (TARGET_DECLSPEC): Define.
12610 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
12611 __declspec support.
12612 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
12613 __declspec support.
12614 (TARGET_DECLSPEC): Define.
12615 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
12616 __declspec support.
12617 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
12619 * doc/tm.texi (TARGET_DECLSPEC): Document.
12621 * doc/extend.texi: Fix typo in comment.
12623 2004-08-04 Paul Brook <paul@codesourcery.com>
12625 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
12626 (TARGET_CXX): Use it.
12627 * target.h (struct gcc_target): Add cdtor_returns_this.
12628 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
12629 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
12630 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
12632 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
12634 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
12635 low/high pair. Do range checking directly.
12636 (interpret_integer): Adjust.
12638 2004-08-04 Nick Clifton <nickc@redhat.com>
12640 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
12642 * doc/invoke.texi: Document this new switch and also the -mrenesas
12645 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
12647 * cfglayout.c (insn_locators_initialize): Update the current
12648 location before initializing a location.
12650 2004-08-03 Zack Weinberg <zack@codesourcery.com>
12652 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
12653 (dbxout_function_end): Return after emitting the "Lscope" symbol
12654 under the same conditions that this function formerly wasn't called.
12655 Add explanatory comments.
12658 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
12662 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
12663 functions, broken out of dbxout_block.
12664 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
12665 stabs too, if it contains symbols. Use the begin_label and
12666 the Lscope label (emitted by dbxout_function_end) for the
12667 range of this block.
12669 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
12671 * doc/install.texi: Update autoconf version requirements.
12673 2004-08-03 Zack Weinberg <zack@codesourcery.com>
12675 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
12676 * recog.c (general_operand, immediate_operand, nonmemory_operand)
12677 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
12678 * regclass.c (record_reg_classes): Likewise.
12679 * reload.c (find_reloads): Likewise.
12680 * reload1.c (reload): Likewise.
12682 2004-08-03 Zack Weinberg <zack@codesourcery.com>
12684 * gensupport.c (init_md_reader_args_cb): Renamed from
12685 init_md_reader_args. Add third option, callback function for
12686 parsing program-specific options. Add diagnosis of incorrect
12687 number of input files.
12688 (init_md_reader): Fold into init_md_reader_args_cb.
12689 (init_md_reader_args): Now a thin wrapper around
12690 init_md_reader_args_cb.
12691 * gensupport.h: Update prototypes.
12693 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
12694 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
12695 * genrecog.c: No need to diagnose lack of an input file;
12696 init_md_reader_args will handle it.
12697 * genconditions.c: Likewise, and use init_md_reader_args.
12698 * genconstants.c: Likewise, and no need to call read_md_rtx.
12700 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
12702 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
12705 2004-08-03 Mike Stump <mrs@apple.com>
12707 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
12709 * doc/invoke.texi (Darwin Options): Update to reflect above.
12711 2004-08-03 Roger Sayle <roger@eyesopen.com>
12713 PR middle-end/16790
12714 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
12715 truncations, not just global truncations.
12717 2004-08-03 Andrew Pinski <apinski@apple.com>
12720 * loop-iv.c (simplify_using_assignment): Initialize lhs.
12722 2004-08-03 Paul Brook <paul@codesourcery.com>
12724 * gcc/doc/install.texi: Document MPFR requirement.
12726 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
12728 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
12729 and mmap() explicitly instead of relying on preset autoconf cache
12731 * configure: Regenerate.
12733 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
12736 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
12738 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
12739 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
12742 * config/i386/t-gmm_malloc: New file.
12743 * config/i386/t-pmm_malloc: Likewise.
12745 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
12747 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
12748 Tanguy Fautrà <tfautre@pandora.be>
12750 * config/i386/pmm_malloc.h: New file.
12752 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
12754 * config/i386/gmm_malloc.h: New file.
12756 2004-08-03 Dale Johannesen <dalej@apple.com>
12758 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
12759 * c-common.c: Include opts.h.
12760 (c_common_get_alias_set): Fix check for a single input file.
12761 * toplev.c: Remove current_file_decl.
12764 2004-08-03 Mark Mitchell <mark@codesourcery.com>
12766 * config.gcc (arm*-*-symbianelf*): New target.
12767 * config/arm/symbian.h: New file.
12769 * gthr-gnat.c: Add visibility #pragmas.
12770 * gthr-gnat.h : Likewise.
12771 * gthr.h: Likewise.
12772 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
12773 (__ffsDI2): Likewise.
12774 (__clzSI2): Likewise.
12775 (__ctzSI2): Likewise.
12776 (__ctzDI2): Likewise.
12777 (__popcountSI2): Likewise.
12778 (__popcountDI2): Likewise.
12779 (__paritySI2): Likewise.
12780 (__parityDI2): Likewise.
12781 * libgcc2.h: Add visibility #pragmas.
12782 (__clzDI2): Add prototype.
12783 (__clzSI2): Likewise.
12784 (__ctzSI2): Likewise.
12785 (__ffsDI2): Likewise.
12786 (__ffsSI2): Likewise.
12787 (__ctzDI2): Likewise.
12788 (__popcountSI2): Likewise.
12789 (__popcountDI2): Likewise.
12790 (__paritySI2): Likewise.
12791 (__parityDI2): Likewise.
12792 * unwind-dw2-fde.h: Add visibility #pragmas.
12793 * unwind.h: Likewise.
12795 2004-08-03 David Edelsohn <edelsohn@gnu.org>
12796 Dale Johannesen <dalej@apple.com>
12797 Roger Sayle <roger@eyesopen.com>
12799 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
12800 constants more accurately. Adjust costs for FMA instructions.
12801 Add cases for most logical and float operations. Recurse into
12804 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
12806 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
12808 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
12810 * ra-build.c (conflicts_between_webs): For webs that cross a call add
12811 conflicts to regs_invalidated_by_call.
12813 2004-08-03 Paul Brook <paul@codesourcery.com>
12815 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
12817 2004-08-03 Jan Hubicka <jh@suse.cz>
12819 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
12820 ARRAY_REF argument.
12822 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
12824 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
12825 arm968es, arm10e, arm1020e, arm1022e.
12826 * invoke.texi: Update list of ARM cores.
12827 * arm-tune.md: Regenerate.
12829 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
12831 * arm/gentune.sh: New file.
12832 * arm/t-arm: New file.
12833 * arm/arm-tune.md: New file (autogenerated).
12834 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
12835 * arm.md (attribute tune): Delete. Include arm-tune.md.
12837 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
12839 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
12840 penultimate parameter. All callers adjusted.
12841 (struct prefix_list): Remove used_flag_ptr.
12842 (find_a_file): Do not set *pl->used_flag_ptr.
12843 (warn_B, warn_std_ptr): Remove.
12845 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
12846 Mostafa Hagog <mustafa@il.ibm.com>
12848 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
12850 2004-08-02 Geoffrey Keating <geoffk@apple.com>
12852 * dwarf2out.c (output_call_frame_info): Don't change data format
12853 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
12854 label. Use 'true' not '1'.
12855 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
12858 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12860 * gdbinit.in: Reflect previous changes to rtunion_def.
12862 2004-08-02 Roger Sayle <roger@eyesopen.com>
12864 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
12865 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
12867 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12869 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
12871 * langhooks.h (lang_hooks::builtin_function): Rename parameter
12872 from "class" to "bt_class".
12874 2004-08-02 Paul Brook <paul@codesourcery.com>
12876 PR rtl-optimization/15068
12877 * flow.c (init_propagate_block_info): Check condition is reversible.
12879 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12881 * gengtype.h (options::info): Change type to const char *.
12882 (enum gc_used_enum): Move out of struct type scope.
12883 * gengtype.c (create_option): Convert initializer for option::info to
12885 (adjust_field_type, walk_type, write_func_for_structure,
12886 write_root, write_roots): Remove pointless cast.
12888 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
12890 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
12892 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12894 * rtl.h (union rtunion_def): Have all members start with the
12896 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
12897 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
12898 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
12899 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
12901 * gengtype.c (adjust_field_rtx_def): Likewise.
12902 * rtlanal.c (loc_mentioned_in_p): Likewise.
12904 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
12906 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
12907 Replace uses of mips/elf64.h with mips/elf.h
12908 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
12909 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
12910 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
12911 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
12912 (HANDLE_SYSV_PRAGMA): Delete.
12913 (ASM_OUTPUT_DEF): Fix formatting.
12914 * config/mips/elf64.h: Delete.
12916 2004-08-01 Zack Weinberg <zack@codesourcery.com>
12918 * config/ia64/ia64.c (got_symbolic_operand): Do require a
12919 symbol+offset operand to have its offset be zero mod 0x3fff
12920 when GOT entries are in use. Clarify logic in SYMBOL_REF
12921 case. Clarify comments.
12922 (ia64_expand_load_address): Split a symbol+offset load when
12923 the offset is nonzero mod 0x3fff, not 0x1fff.
12925 2004-08-01 Geoffrey Keating <geoffk@apple.com>
12927 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
12928 if trying to *store* to a non-offsettable address.
12929 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
12930 a nonoffsettable address.
12931 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
12933 (movti_string): Don't move GPRs to a nonoffsettable address.
12934 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
12936 2004-08-02 Ben Elliston <bje@au.ibm.com>
12939 * config/rs6000/altivec.h: Replace typeof with __typeof__.
12941 2004-08-01 Richard Henderson <rth@redhat.com>
12943 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
12944 variable sized types.
12946 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
12948 * doc/invoke.texi: In the MIPS options section, remove the passage
12949 saying that -mexplicit-relocs is usually disabled for -mabicalls
12950 -fno-unit-at-a-time.
12951 * config/mips/mips.c (override_options): Remove the code that enforced
12954 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
12956 * config/mips/mips.md (cprestore): Provide two alternatives, one for
12957 an in-range offset and one for an out-of-range offset. Wrap the latter
12958 in .set macro/.set nomacro if it's inside a .set nomacro block.
12960 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
12962 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
12963 (mips_restore_gp): Declare.
12964 * config/mips/mips.c (mips_add_offset): Add a scratch register
12965 argument. Reimplement in rtl only, reusing MIPS16 logic from
12966 mips_output_mi_thunk.
12967 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
12968 to mips_add_offset.
12969 (mips_gp_save_slot): Delete.
12970 (mips_restore_gp): New function.
12971 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
12972 * config/mips/mips.md (exception_receiver): Turn into a
12973 define_insn_and_split. Use mips_restore_gp to do the split.
12974 (call_internal, call_value_internal, call_value_multiple_internal): Use
12975 mips_restore_gp to restore $gp.
12977 2004-07-31 Andrew Pinski <apinski@apple.com>
12980 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
12982 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
12984 * c-decl.c (diagnose_mismatched_decls): Give error for external
12985 redeclaration of identifier declared with no linkage, not just
12986 warning with -Wtraditional. Do not check DECL_CONTEXT to give
12987 error for redeclaration with no linkage.
12989 2004-07-30 Geoffrey Keating <geoffk@apple.com>
12990 Fariborz Jahanian <fjahanian@apple.com>
12992 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
12993 non-offsettable addresses even for DImode.
12994 (rs6000_split_multireg_move): Cope with non-offsettable addresses
12995 being moved into multiple GPRs.
12997 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
12999 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
13000 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
13002 * config/rs6000/darwin-ldouble.c (isless): New macro.
13004 (nonfinite): New macro.
13006 (_xlqadd): Completely rewrite.
13007 (_xlqmul): Correct overflow handling.
13008 (_xlqdiv): Correct overflow handling.
13009 * config/rs6000/darwin-ldouble-format: New file.
13011 2004-07-30 Roger Sayle <roger@eyesopen.com>
13012 Richard Henderson <rth@redhat.com>
13014 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
13015 9 into the equivalent lea instruction.
13017 2004-07-30 Richard Henderson <rth@redhat.com>
13019 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
13020 with DECL_INITIAL if fb_lvalue.
13021 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
13022 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
13024 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
13026 2004-07-30 Diego Novillo <dnovillo@redhat.com>
13028 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
13029 pointer escapes through a function call, assume that the
13030 callee will dereference it.
13031 (add_pointed_to_var): Assume that VALUE is always an
13033 (collect_points_to_info_r): Only call add_pointed_to_var if
13034 the value is an ADDR_EXPR.
13036 2004-07-30 Diego Novillo <dnovillo@redhat.com>
13038 * tree-ssa-alias.c (create_alias_map_for): Do not get the
13039 alias set of the inner type of ARRAY_TYPEs.
13041 2004-07-29 Diego Novillo <dnovillo@redhat.com>
13043 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
13044 setting a non-register to UNDEFINED right before the call to
13047 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
13049 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
13051 2004-07-29 Diego Novillo <dnovillo@redhat.com>
13053 * tree-ssa.c (verify_flow_sensitive_alias_info): When
13054 comparing points-to sets of different pointers, make sure the
13055 second pointer is actually referenced in the code.
13057 2004-07-29 Zack Weinberg <zack@codesourcery.com>
13059 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
13060 (got_symbolic_operand): Remove unreachable code.
13061 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
13062 setjmp_operand; add entry for tls_symbolic_operand.
13063 * config/ia64/ia64-protos.h: Remove all prototypes of
13064 predicate functions.
13066 2004-07-29 Mark Mitchell <mark@codesourcery.com>
13068 * c-common.h (lang_post_pch_load): New variable.
13069 * c-pch.c (lang_post_pch_load): Define it.
13070 (c_common_read_pch): Use it.
13071 * cgraphunit.c (record_call_1): Give the front end a chance to
13072 record additional needed entities when a variable is marked as
13074 * tlink.c (recompile_files): Robustify.
13075 (scan_linker_output): If a symbol is assigned to a file,
13076 but after recompilation is not present there, issue an error
13079 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13081 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
13082 Take orig_loop argument and pass it to set_level.
13083 (schedule_sm): Pass the correct orig_loop to force_move_till.
13085 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13087 * cfgloop.c (update_latch_info): Update dominator of the new block.
13088 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
13090 * dominance.c (verify_dominators): Check that the dominance tree is
13092 (recount_dominator): Ignore unreachable blocks.
13093 (iterate_fix_dominators): Cleanup old dominance information before
13096 2004-07-29 Diego Novillo <dnovillo@redhat.com>
13098 * tree-ssa-operands.c (get_expr_operands): Revert changes
13099 to ADDR_EXPR processing introduced by:
13100 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13101 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
13103 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
13105 * doc/implement-c.texi: Add C90 subclause references. Point to
13106 preprocessor documentation instead of duplicating it. Add points
13107 only present in C90. Fill in documentation for all points.
13109 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13111 * pa.c (output_movb): Correct typo.
13113 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
13115 * ra.h (single_reg_in_regclass): Declare.
13116 * ra.c (single_reg_in_regclass): Define.
13117 (first_hard_reg): New.
13118 (init_ra): Initialize single_reg_in_regclass.
13119 * ra-colorize.c (ok_class): New.
13120 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
13122 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
13124 * gcov-io.h: Allow zero tag as EOF indicator.
13125 (gcov_is_eof): Remove.
13126 (gcov_truncate): Remove.
13127 * gcov-io.c (gcov_seek): Always SEEK_SET.
13128 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
13130 * coverage.c (read_counts_file): Don't use gcov_is_eof.
13131 * gcov-dump.c (dump_file): Likewise.
13132 * gcov.c (read_graph_file, read_count_file): Likewise.
13134 * c-decl.c (complete_array_type): Don't gratuitously copy
13135 maxindex. Check it always has a type.
13137 2004-07-29 Steven Bosscher <stevenb@suse.de>
13139 * rtl.c (currently_expanding_to_rtl): New.
13140 * rtl.h (currently_expanding_to_rtl): Export it.
13141 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
13143 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
13145 * config/sh/sh.c: Replace rtx_equal_function_value_matters
13146 with currently_expanding_to_rtl.
13147 * config/sh/sh.md: Likewise.
13148 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
13150 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
13152 Introduce sh2a support.
13153 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
13154 * config.gcc: Build multilibs for sh2a and sh2a-single by
13156 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
13157 default. Split their tests out of the corresponding SH4
13159 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
13160 multilibs for SH2a.
13161 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
13162 * config.gcc: Handle sh2a multilibs and cpu selection.
13163 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
13164 * config/sh/t-mlib-sh2a: New.
13165 * config/sh/t-mlib-sh2a-nofpu: New.
13166 * config/sh/t-mlib-sh2a-single: New.
13167 * config/sh/t-mlib-sh2a-single-only: New.
13168 2004-07-09 Nick Clifton <nickc@redhat.com>
13170 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
13171 -ml and -m2a are used together.
13172 2004-03-23 DJ Delorie <dj@redhat.com>
13173 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
13174 when we have a double-sized FPU.
13175 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
13176 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
13178 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
13179 -msh2a-single and -msh2a-single-only
13180 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
13181 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
13183 2004-02-20 DJ Delorie <dj@delorie.com>
13184 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
13185 2004-02-20 Fred Fish <fnf@redhat.com>,
13186 Corinna Vinschen <vinschen@redhat.com>
13187 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
13188 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
13189 2004-02-18 DJ Delorie <dj@redhat.com>
13190 * config/sh/sh.c (broken_move): Add support for movi20.
13191 * config/sh/sh.h: Likewise.
13192 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
13193 * config/sh/sh.md (udivsi3_sh2a): New.
13194 (udivsi3): Call it.
13195 (divsi3_sh2a): New.
13198 (ashlsi3_sh2a): New.
13199 (ashrsi3_sh2a): New.
13200 (lshrsi3_sh2a): New.
13201 (movsi_i): Disable for sh2a.
13202 (movsi_ie): Add movi20.
13203 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
13204 sh2a, for -m2a-nofpu mode.
13205 2004-02-13 DJ Delorie <dj@redhat.com>
13206 * config/sh/lib1funcs.asm: Handle double vs single better.
13207 * config/sh/sh.h: Likewise.
13208 2004-02-09 DJ Delorie <dj@redhat.com>
13209 * config/sh/crt1.asm: Add support for sh2a.
13210 * config/sh/elf.h: Likewise.
13211 * config/sh/lib1funcs.asm: Likewise.
13212 * config/sh/sh.c: Likewise.
13213 * config/sh/sh.md: Likewise.
13214 * config/sh/sh.h: Likewise.
13215 * config/sh/t-sh: Likewise.
13217 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
13219 * config/frv/frv.md (movqi_internal, movhi_internal,
13220 movsi_internal): Add backup alternatives for memory inputs.
13222 2004-07-28 Matt Austern <austern@apple.com>
13224 * config/darwin.c (darwin_one_byte_bool): New global variable.
13225 * config/darwin.h (darwin_one_byte_bool): Declare.
13226 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
13227 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
13228 value of darwin_one_byte_bool.
13229 * doc/invoke.texi: Document -mone-byte-bool flag.
13231 2004-07-28 Eric Christopher <echristo@redhat.com>
13233 * c-common.c (c_common_unsafe_for_reeval): Delete.
13234 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
13235 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
13236 * calls.c (fix_unsafe_tree): Delete.
13237 (expand_call): Delete code which used above.
13238 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
13239 * expr.c (expand_expr_real_1): Ditto.
13240 * fold-const.c (non_lvalue): Ditto.
13241 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
13242 (lhd_unsafe_for_reeval): Ditto.
13243 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
13244 * langhooks.h (unsafe_for_reeval): Ditto.
13245 (unsave_expr_now): Adjust comment.
13246 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
13247 (estimate_num_insns_1): Ditto.
13248 * tree-pretty-print.c (dump_generic_node): Ditto.
13249 * tree.c (expr_align): Ditto.
13250 (unsave_expr): Delete.
13251 (unsafe_for_reeval): Ditto.
13252 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
13253 * tree.def (UNSAVE_EXPR): Delete.
13254 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
13256 2004-07-28 Zack Weinberg <zack@codesourcery.com>
13258 * tree.h (enum tls_model): Move ...
13259 * coretypes.h: ... here.
13261 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
13263 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
13265 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
13267 * cse.c (validate_canon_reg): New function, split out from...
13268 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
13270 2004-07-28 Diego Novillo <dnovillo@redhat.com>
13272 * tree-ssa-alias.c (maybe_create_global_var): Don't just
13273 return if .GLOBAL_VAR has been created.
13275 2004-07-28 Diego Novillo <dnovillo@redhat.com>
13277 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
13278 every variable that may have aliases, not just tags.
13280 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
13282 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
13283 move_from_CR_eq_bit.
13284 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
13287 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
13290 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
13291 output_e500_flip_eq_bit.
13293 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
13294 output_e500_flip_eq_bit.
13295 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
13296 output_e500_flip_eq_bit.
13297 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
13298 (print_operand): case D. Get to EQ bit.
13300 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
13302 * gcov.c (function_summary): Add missing \n.
13304 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
13306 Introduce sh4a support.
13307 * config.gcc: Handle sh4a multilibs and cpu selection.
13308 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
13309 * config/sh/t-mlib-sh4a: New.
13310 * config/sh/t-mlib-sh4al: New.
13311 * config/sh/t-mlib-sh4a-nofpu: New.
13312 * config/sh/t-mlib-sh4a-single: New.
13313 * config/sh/t-mlib-sh4a-single-only: New.
13314 2004-02-20 DJ Delorie <dj@redhat.com>
13315 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
13316 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
13317 2003-08-22 Eric Christopher <echristo@redhat.com>
13318 * config/sh/sh4a.md: Update for chip errata.
13319 2003-08-07 Eric Christopher <echristo@redhat.com>
13320 * config/sh/sh4a.md: New file. sh4a processor description.
13321 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
13322 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
13324 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
13325 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
13326 * doc/invoke.texi (SH Options): Document -m4al.
13327 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
13328 * config/sh/sh.c (expand_block_move): Remove commented-out code
13329 checked in by mistake.
13330 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
13331 single elements from SFmode vectors.
13332 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
13334 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
13335 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
13336 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
13337 sh_fsca_int2sf): Remove variable declarations.
13338 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
13339 sh_fsca_int2sf): New functions.
13340 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
13341 sh_fsca_int2sf_rtx): New static variables.
13342 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
13343 sh_fsca_int2sf): Declare.
13344 * config/sh/sh.md: Adjust.
13345 * doc/invoke.texi (SH Options): Document new options.
13346 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
13347 compatibility from SH4 code.
13348 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
13349 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
13351 (memory_movsrc_operand): Renamed to...
13352 (unaligned_load_operand): ... this. Simplified.
13353 * config/sh/sh.h (PREDICATE_CODES): Adjust.
13354 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
13355 input operand to SImode, and adjust the others. Introduce
13356 post-increment by peephole.
13357 * config/sh/sh.c (expand_block_move): Give the target address the
13358 same mode as the temp reg.
13359 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
13361 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
13362 Introduce support for SH4a.
13363 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
13364 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
13365 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
13366 sh_fsca_int2sf): New.
13367 (sh_init_builtins): Initialize them.
13368 (print_operand): Support `d'.
13369 (expand_block_move): Use movua if src is misaligned.
13370 (memory_movsrc_operand): New.
13371 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
13372 and one of the SH4 macros.
13373 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
13374 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
13375 SELECT_SH4A_SINGLE): New.
13376 (TARGET_NONE): Add SH4A_BIT.
13377 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
13378 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
13379 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
13380 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
13381 (enum processor_type): Added PROCESSOR_SH4A.
13382 (PREDICATE_CODES): Add memory_movsrc_operand.
13383 * config/sh/sh.md: Removed unused variables.
13384 (attr cpu): Add sh4a.
13385 (attr type): Add movua, fsrra and fsca.
13386 (prefetch): New, for SH4.
13387 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
13388 (toggle_sz): Set type to fp.
13389 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
13390 (movua, extv, extzv): New.
13391 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
13392 and 4a-single-only.
13394 2004-07-28 Diego Novillo <dnovillo@redhat.com>
13396 * tree-optimize.c (init_tree_optimization_passes): Schedule
13397 pass_may_alias right after the program is renamed into SSA.
13398 * tree-pass.h (PROP_alias): Define.
13399 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
13400 * tree-sra.c (pass_sra): Likewise.
13401 * tree-ssa-ccp.c (pass_ccp): Likewise.
13402 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
13403 * tree-ssa-dce.c (pass_dce): Likewise.
13404 * tree-ssa-dom.c (pass_dominator): Likewise.
13405 * tree-ssa-dse.c (pass_dse): Likewise.
13406 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
13407 * tree-ssa-loop-ch.c (pass_ch): Likewise.
13408 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13409 * tree-ssa-pre.c (pass_pre): Likewise.
13410 * tree-tailcall.c (pass_tail_recursion): Likewise.
13411 * tree-ssa.c (pass_redundant_phi): Likewise.
13412 * tree-ssa-alias.c (aliases_computed_p): Remove.
13414 (init_alias_info): Do not mark all type tags for renaming
13416 Clear may_aliases from every symbol.
13417 (setup_pointers_and_addressables): If a pointer has not been
13418 dereferenced and it had a type tag, clear it and mark the old
13421 2004-07-28 Diego Novillo <dnovillo@redhat.com>
13423 PR tree-optimization/16705
13424 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
13427 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13429 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
13432 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
13433 don't make another one.
13435 PR optimization/15077
13436 * function.h (struct function): Add field saved_static_chain_decl.
13437 Fix comment for static_chain_decl.
13438 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
13439 * tree-inline.h (save_body): Add new arg.
13440 * tree-optimize.c (tree_rest_of_compilation): Handle saving
13443 2004-07-27 Richard Henderson <rth@redhat.com>
13445 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
13446 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
13447 is_gimple_addressable.
13448 * tree-gimple.c (is_gimple_addressable): Rename from
13449 is_gimple_addr_expr_arg; accept INDIRECT_REF.
13450 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
13451 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
13452 rename to is_gimple_addressable.
13454 2004-07-28 Alan Modra <amodra@bigpond.net.au>
13456 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
13458 2004-07-27 Richard Henderson <rth@redhat.com>
13460 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
13463 2004-07-27 Zack Weinberg <zack@codesourcery.com>
13465 * libgcc2.c: Change all conditionals testing
13466 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
13467 * libgcc2.h: Likewise.
13468 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
13469 TYPE_PRECISION of float80_type to 80.
13470 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
13471 of fpreg_type and float80_type to 80.
13472 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
13473 * config/m68k/netbsd-elf.h:
13474 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
13475 to evaluate to 80 whenever they would formerly have evaluated to 96.
13476 * config/i386/sco5.h: Remove unnecessary redefinition of
13477 LONG_DOUBLE_TYPE_SIZE.
13478 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
13479 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
13480 XFmode, with a bitsize of 80. Update commentary.
13481 * config/ia64/ia64-modes.def: Likewise.
13482 * config/m68k/m68k-modes.def: Likewise.
13484 2004-07-27 Steven Bosscher <stevenb@suse.de>
13486 * cfgexpand.c (tree_expand_cfg): Fix comment.
13488 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
13489 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
13491 (prepare_function_start): Don't set rtx_equal_function_value_matters.
13492 * integrate.c (copy_rtx_and_substitute): Don't test for it.
13493 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
13494 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
13495 here again. Update leading comment.
13496 * rtl.c (rtx_equal_function_value_matters): Remove.
13497 (rtx_equal_p): Don't test for it.
13498 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
13501 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
13502 * rtl.c (note_insn_name): Likewise.
13503 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
13504 * final.c (final_scan_insn): Likewise.
13506 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
13507 * passes.c (rest_of_handle_eh): Do it here.
13509 * stmt.c (struct nesting): Remove struct nesting block member.
13510 (struct stmt_status): Remove x_block_start_count field.
13511 (current_block_start_count): Remove.
13513 2004-07-27 Brian Booth <bbooth@redhat.com>
13515 * tree-optimize.c (register_one_dump_file): Update condition that uses
13516 static_pass_number.
13517 (dup_pass_1): Replace with...
13518 (next_pass_1): This.
13519 (NEXT_PASS): Call next_pass_1.
13520 (DUP_PASS): Remove.
13521 (init_tree_optimization_passes): Remove uses of DUP_PASS.
13522 (execute_one_pass): Update condition that uses
13523 static_pass_number.
13524 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
13527 2004-07-27 Nick Clifton <nickc@redhat.com>
13529 * config/m32r/m32r.c: Include integrate.h in order to get the
13530 prototype for get_hard_reg_initial_val().
13532 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
13533 and tidy up indentation.
13534 (final_presence_set): Use absence_set instead, so that if there is
13535 nothing in the "o" pipe the "s" pipe can be scheduled.
13537 2004-07-27 Diego Novillo <dnovillo@redhat.com>
13539 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
13540 don't have PT_VARS nor PT_MALLOC set.
13541 Clear name tag from pointers that have not been dereferenced.
13542 (set_pt_anything, set_pt_malloc): Forward declare.
13543 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
13544 not type compatibility when determining if a pointer can be
13547 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
13549 * expr.h (canonicalize_condition, get_condition): Add an int argument.
13550 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
13551 it to check whether the condition is still valid at the jump insn.
13552 * ifcvt.c (noce_get_condition): Likewise.
13553 (noce_get_alt_condition): Update call to canonicalize_condition.
13554 * loop-iv.c (simplify_using_initial_values): Update call to
13555 get_condition. Remove FIXME.
13556 (check_simple_exit): Update call to get_condition.
13557 * loop-unswitch.c (may_unswitch_on): Likewise.
13558 * loop.c (check_dbra_loop): Likewise.
13559 (canonicalize_condition, get_condition): Add an argument to say whether
13560 the condition must still be valid at INSN.
13561 (get_condition_for_loop): Update call to get_condition. Require that
13562 the condition be valid at INSN.
13563 * predict.c (estimate_probability): Update call to get_condition.
13564 Remove unused earliest parameter.
13565 (expected_value_to_br_prob): Update call to canonicalize_condition.
13567 2004-07-26 Eric Christopher <echristo@redhat.com>
13569 * tree-dfa.c (add_referenced_var): Register initializers of global
13572 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
13574 * config/i386/i386.c (function_arg): Always treat 8-
13575 and 16-byte wide vectors the same, even if MMX/SSE
13577 (contains_128bit_aligned_vector_p): Add comment.
13579 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
13581 * ra.h (enum node_type): Rename to:
13582 (enum ra_node_type).
13583 * ra-colorize.c: Likewise.
13585 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
13587 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
13588 after simplifying the jump.
13590 2004-06-26 Richard Henderson <rth@redhat.com>
13592 * calls.c (combine_pending_stack_adjustment_and_call): Make
13593 preferred_unit_stack_boundary argument unsigned. Make
13594 unadjusted_alignment unsigned.
13595 (expand_call): Make preferred_stack_boundary and
13596 preferred_unit_stack_boundary variables unsigned.
13597 * function.c (assign_stack_local_1): Make alignment unsigned.
13598 * function.h (struct function): Make stack_alignment_needed,
13599 preferred_stack_boundary unsigned.
13600 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
13601 (ix86_compute_frame_layout): Make stack_alignment_needed,
13602 preferred_alignment variables unsigned.
13603 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
13605 2004-07-26 Tom Tromey <tromey@redhat.com>
13607 * tree.h: Fix typo in comment.
13609 2004-07-26 Daniel Jacobowitz <dan@debian.org>
13612 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
13613 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
13614 (ggc_free): Remove incorrect freeing.
13615 (sweep_pages): Advance PP for large pages. Fix indentation.
13617 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
13619 PR rtl-optimization/16643
13620 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
13621 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
13622 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
13623 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
13624 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
13625 * function.c (thread_prologue_and_epilogue_insns): Likewise.
13626 * rtl.h (tracer): Add a flags parameter.
13627 * tracer.c (tracer): Pass it to cfg_layout_initialise.
13628 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
13629 (rest_of_handle_reorder_blocks): Update calls to tracer and
13630 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
13631 (rest_of_handle_tracer): Pass 0 to tracer.
13632 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
13634 2004-07-25 David Edelsohn <edelsohn@gnu.org>
13637 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
13640 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
13642 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
13643 (BINFO_BASE_ACCESS): Adjust.
13644 (BINFO_BASE_ACCESS_APPEND): New.
13645 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
13646 * dbxout.c (dbxout_type): Adjust binfo access accessing.
13647 * dwarf2out.c (gen_member_die): Likewise.
13648 * tree-dump.c (deque_and_dump): Likewise.
13650 2004-07-26 Falk Hueffner <falk@debian.org>
13652 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
13655 2004-07-25 Roger Sayle <roger@eyesopen.com>
13657 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
13658 value off of the stack if TARGET_USE_FFREEP.
13660 2004-07-26 Bernardo Innocenti <bernie@develer.com>
13662 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
13663 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
13664 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
13665 check on invocation of XRESIZEVEC ().
13667 2004-07-26 Bernardo Innocenti <bernie@develer.com>
13669 * c-common.c (disable_builtin_function): Rename variable n to
13670 new_disabled_builtin.
13671 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
13672 Rename local variable old to old_decl.
13673 * gensupport.c (shift_output_template): Rename parameter old to src.
13674 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
13675 old_rtx and newx to new_rtx.
13677 2004-07-26 Bernardo Innocenti <bernie@develer.com>
13679 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
13681 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
13683 * c-lex.c: Likewise.
13685 2004-07-25 Roger Sayle <roger@eyesopen.com>
13687 * fold-const.c (constant_boolean_node): Make extern.
13688 (make_range): Wrap long lines.
13689 (fold_cond_expr_with_comparison): Remove unnecessary call to
13690 pedantic_non_lvalue. Add missing calls to fold_convert.
13691 (fold_truthop): Add missing calls to fold_convert.
13693 * tree.h (constant_boolean_node): Add prototype here.
13694 * builtins.c (expand_builtin_strncmp): Add missing calls to
13696 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
13697 Call fold_convert and constant_boolean_node to correct types.
13698 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
13699 missing call to fold_convert to correct types.
13701 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
13702 Brian Ryner <bryner@brianryner.com>
13706 * c-common.c (c_common_attribute_table): Allow
13707 handle_visibility_attribute to be called for types.
13708 (handle_visibility_attribute) When given a type, set the visibility
13709 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
13710 so that we can check later whether the attribute was present. Added
13711 warning if attribute applied to non class type.
13712 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
13713 decls and checking that they are consistent.
13714 * common.opt: Added -fvisibility.
13715 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
13716 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
13717 * flags.h, tree.h: Added assorted support defines for overall patch
13718 * opts.c: Added parsing support for -fvisibility.
13719 * tree.c (build_decl): Set visibility for all decls to be whatever
13720 is in force at that time.
13721 * varasm.c (default_binds_local_p_1): Reworked logic determining
13722 when to make a symbol locally bound.
13723 * doc/invoke.texi: Added documentation for -fvisibility and
13724 -fvisibility-inlines-hidden.
13726 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13728 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
13729 * c-common.c: Add missing casts from void * to other types.
13730 * c-decl.c: Likewise.
13731 * c-format.c: Likewise.
13732 * c-lex.c: Likewise.
13733 * c-pragma.c: Likewise.
13734 * c-typeck.c: Likewise.
13735 * defaults.h: Likewise.
13736 * genconstants.c: Likewise.
13737 * gengtype-lex.l: Likewise.
13738 * genmodes.c: Likewise.
13739 * read-rtl.c: Likewise.
13742 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13744 * bitmap.c: Use type-safe memory allocation macros from libiberty.
13745 * c-common.c: Likewise.
13746 * c-decl.c: Likewise.
13747 * c-lang.c: Likewise.
13748 * c-lex.c: Likewise.
13749 * c-opts.c: Likewise.
13750 * c-parse.in: Likewise.
13751 * c-typeck.c: Likewise.
13752 * genconditions.c: Likewise.
13753 * gengtype-lex.l: Likewise.
13754 * gengtype-yacc.y: Likewise.
13755 * gengtype.c: Likewise.
13756 * genmodes.c: Likewise.
13757 * gensupport.c: Likewise.
13758 * read-rtl.c: Likewise.
13759 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
13762 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13764 * c-decl.c (groktypename, groktypename_in_param_context): Rename
13765 variable typename to type_name.
13766 * c-lex.c (interpret_float): Likewise.
13768 2004-07-25 Roger Sayle <roger@eyesopen.com>
13770 * convert.c (convert_to_real, convert_to_integer,
13771 convert_to_complex): Replace calls to build with calls to buildN.
13772 * coverage.c (tree_coverage_counter_ref): Likewise.
13773 * dojump.c (do_jump): Likewise.
13774 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
13775 * emit-rtl.c (component_ref_for_mem_expr,
13776 set_mem_attributes_minus_bitpos): Likewise.
13777 * explow.c (update_nonlocal_goto_save_area): Likewise.
13778 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
13779 expand_mult_add): Likewise.
13780 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
13781 store_constructor, get_inner_reference, expand_expr_real_1,
13782 try_casesi, try_tablejump): Likewise.
13783 * function.c (expand_function_start): Likewise.
13784 * stmt.c (emit_case_bit_tests, expand_end_case_type,
13785 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
13786 * stor-layout.c (place_union_field, layout_type): Likewise.
13787 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
13788 * varasm.c (copy_constant): Likewise.
13790 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13792 * c-common.c: Rename all identifiers named `new'.
13793 * c-decl.c: Likewise.
13794 * gensupport.c: Likewise.
13795 * simplify-rtx.c: Likewise.
13796 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
13798 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
13801 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
13804 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
13805 declarations until after calling pushdecl.
13806 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
13807 "extern" and not on whether the declaration is initialized.
13809 2004-07-25 Daniel Jacobowitz <dan@debian.org>
13811 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
13812 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
13813 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
13814 "cpplib.h", "c-pragma.h", "c-common.h".
13815 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
13816 (solaris_register_pragmas): New functions.
13817 * config/sol2-protos.h: New file.
13818 * config/sol2.c: New file.
13819 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
13820 (REGISTER_TARGET_PRAGMAS): New macros.
13821 (solaris_pending_aligns, solaris_pending_inits)
13822 (solaris_pending_finis): New variables.
13823 * config/t-sol2 (sol2-c.o): Update dependencies.
13824 (sol2.o): New rule.
13825 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
13826 SUBTARGET_INSERT_ATTRIBUTES.
13827 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
13828 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
13829 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
13830 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
13831 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
13832 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
13833 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
13834 * config/sparc/sparc.c (sparc_attribute_table): New.
13835 (TARGET_INSERT_ATTRIBUTES): Define in terms of
13836 SUBTARGET_INSERT_ATTRIBUTES.
13837 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
13839 * doc/extend.texi (Solaris Pragmas): New section.
13841 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13843 * c-common.c: Rename all identifiers named `class' to `cl'.
13844 * c-common.h: Likewise.
13845 * c-parse.in: Likewise.
13846 * c-typeck.c: Likewise.
13847 * genmodes.c: Likewise.
13848 * real.c: Likewise.
13849 * real.h: Likewise.
13850 * recog.c: Likewise.
13851 * recog.h: Likewise.
13852 * regrename.c: Likewise.
13853 * tree.h: Likewise.
13854 * c-common.c (builtin_function_2): Change type of 5th parameter from
13855 int to enum built_in_function. Change type of 8th parameter from int
13857 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
13859 * c-typeck.c (convert_arguments): Change type of formal_prec from
13860 int to unsigned int.
13861 * genmodes.c (blank_mode): Make a few negative constants unsigned.
13862 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
13863 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
13864 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
13865 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
13866 iterator to for_all_modes () instead of an enum because enums can't
13867 be incremented in C++.
13870 2004-07-25 Daniel Jacobowitz <dan@debian.org>
13872 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
13875 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13877 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
13878 Handle ARRAY_RANGE_REF like ARRAY_REF.
13880 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
13882 * c-typeck.c (digest_init): Don't allow arrays of signed or
13883 unsigned variants of wchar_t to be initialized by wide string
13884 constants. Do allow arrays of enumerated types compatible with
13885 wchar_t to be initialized by wide string constants. Refine tests
13886 distinguishing wide and narrow strings and arrays. Give specific
13887 error for arrays of other integer types initialized by string
13889 (output_init_element, process_init_element): Check for
13890 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
13891 initializing with string constants.
13893 2004-07-25 Richard Henderson <rth@redhat.com>
13895 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
13896 on the RESULT_DECL.
13897 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13898 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
13899 DECL_IGNORED_P to new decl.
13901 2004-07-24 Zack Weinberg <zack@codesourcery.com>
13903 * config/ia64/ia64.c (general_xfmode_operand)
13904 (destination_xfmode_operand): Delete.
13905 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
13906 * config/ia64/ia64.md (*movxf_internal): Use general_operand
13907 and destination_operand.
13909 2004-07-24 Alexander Kabaev <kan@freebsd.org>
13911 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
13912 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
13914 2004-07-24 Alexander Kabaev <kan@freebsd.org>
13915 Zack Weinberg <zack@codesourcery.com
13918 * c-decl.c (diagnose_mismatched_decls): Don't issue a
13919 redundant-declaration warning the first time a builtin is
13920 declared explicitly.
13922 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13924 * tree.h (staticp): Change return type to bool.
13926 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13928 * c-common.c (c_staticp): Last episode of the staticp saga.
13930 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13932 * c-common.h (c_staticp): Change return type from int to bool.
13933 * tree.c (staticp): Likewise.
13934 * langhooks.h (staticp): Likewise.
13936 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13938 * langhooks-def.h (lhd_staticp): Change return type from int to
13939 bool in prototype to match definition.
13941 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13943 * system.h (bool, true, false): Don't redefine as preprocessor macros
13946 2004-07-24 Roger Sayle <roger@eyesopen.com>
13948 * expmed.c (init_expmed): A signed modulus by a power of two is
13949 considered cheap if its less than or equal to four instructions.
13951 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13953 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
13954 GGC_CNEWVAR): New macros.
13956 2004-07-25 Bernardo Innocenti <bernie@develer.com>
13958 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
13960 * c-decl.c: Likewise.
13961 * c-format.c: Likewise.
13962 * c-lex.c: Likewise.
13963 * c-opts.c: Likewise.
13964 * c-pragma.c: Likewise.
13965 * c-typeck.c: Likewise.
13966 * gencheck.c: Likewise.
13967 * genconditions.c: Likewise.
13968 * genconfig.c: Likewise.
13969 * genflags.c: Likewise.
13970 * gengtype.c: Likewise.
13971 * gensupport.c: Likewise.
13972 * ggc-none.c: Likewise.
13973 * langhooks.c: Likewise.
13974 * statistics.h: Likewise.
13975 * stub-objc.c: Likewise.
13976 * java/decl.c: Likewise.
13978 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
13980 * config/m68k/m68k.c (output_scc_di): Fix coding style.
13981 (symbolic_operand): Fix prototype.
13982 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
13983 * config/m68k/m68k.md: Add constants for registers a0 and sp and
13984 use them, change from the "{...}" syntax to the simpler {...}
13986 (*cfv4_extendqisi2): Fix destination predicate.
13987 * config/m68k/m68k-protos.h: Remove various declarations also
13988 generated via PREDICATE_CODES.
13990 2004-07-23 Mike Stump <mrs@apple.com>
13992 * c-typeck.c (convert_for_assignment): Tightened up pointer
13993 converstions that differ in signedness.
13995 2004-07-23 Zack Weinberg <zack@codesourcery.com>
13997 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
13999 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14001 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
14002 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
14004 * gimplify.c (gimplify_compound_lval): Check for no handled
14005 operations, rather than checking for explicit list of nodes.
14006 (is_gimple_addr_expr_arg_or_indirect): New function.
14007 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
14008 redundant setting of TREE_INVARIANT.
14009 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
14010 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
14012 2004-07-23 Diego Novillo <dnovillo@redhat.com>
14014 PR tree-optimization/16688
14015 PR tree-optimization/16689
14016 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
14017 unnecessary initialization of 'tag'.
14018 (get_tmt_for): Check that the new type tag has the same alias
14019 set as the pointed-to type.
14020 (group_aliases): Only regular variables need to be removed
14021 from the alias set of a name tag.
14022 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
14023 propagation if the two types are not compatible.
14024 (merge_alias_info): Rename from replace_ssa_names_ann.
14026 (replace_exp_1): If both arguments are SSA_NAMEs, check that
14027 the propagation can be done.
14028 Only call merge_alias_info on pointers.
14029 (propagate_value): Likewise.
14030 * tree-ssa-copyrename.c: Include langhooks.h.
14031 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
14033 Do not coalesce variables with incompatible types.
14034 (rename_ssa_copies): Call replace_ssa_name_symbol.
14035 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
14036 the same type as the underlying _DECL.
14037 * tree-ssanames.c (replace_ssa_name_symbol): New function.
14038 * tree.h (replace_ssa_name_symbol): Declare.
14040 2004-07-23 Richard Henderson <rth@redhat.com>
14043 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
14044 unshare it properly.
14045 (gimplify_modify_expr_rhs): Push assignment from a conditional into
14046 the conditional for all non-register types.
14048 2004-07-23 Richard Henderson <rth@redhat.com>
14050 * expr.c (expand_expr_real_1): Don't handle non-local variables.
14051 * expr.h (fix_lexical_addr): Remove.
14052 * function.c (NEED_SEPARATE_AP): Remove.
14053 (fix_lexical_addr): Remove.
14054 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
14055 not null decl_function_context.
14056 (create_alias_vars): Likewise.
14057 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
14058 (simple_goto_p): Likewise.
14059 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
14060 * tree-ssa-ccp.c (get_default_value): Likewise.
14061 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14062 * tree.c (needs_to_live_in_memory): Likewise.
14063 * tree-flow-inline.h (may_be_aliased): Move...
14064 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
14065 when TREE_STATIC variables may be addressable.
14067 2004-07-24 Jakub Jelinek <jakub@redhat.com>
14069 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
14071 2004-07-23 Zack Weinberg <zack@codesourcery.com>
14073 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
14074 bitmap contents if GENERATOR_FILE is defined.
14075 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
14076 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
14078 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
14080 * c-decl.c (start_function): Form composite type of function types
14081 rather than copying type from previous prototype declaration.
14083 2004-07-23 Janis Johnson <janis187@us.ibm.com>
14085 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
14086 the const qualifier for the second argument in the C++ functions.
14088 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
14089 specific pointer types.
14091 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
14092 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
14093 for vector bool and/or vector pixel, add C++ and C missing support.
14094 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
14095 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
14096 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
14097 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
14098 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
14099 missing C++ and C support for vector bool and/or vector pixel.
14100 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
14101 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
14102 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
14103 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
14104 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
14105 C++ and C types used for vector bool and/or vector pixel.
14106 (vec_st, vec_stl): Add C++ support for vector pixel.
14107 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
14108 (vec_all_ne): Add C++ support for vector pixel.
14110 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
14111 (vec_vmulesb): Add missing C++ function.
14112 (vec_perm): Fix type of third argument in C++ function.
14113 (vec_vsum4shs): Fix C++ function name.
14114 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
14115 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
14116 argument passed to the error handler in C macro.
14117 (vec_nmsub): Remove extra parens around argument names in C macro.
14118 (vec_packpx): Add missing parens in C macro.
14120 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
14122 * machmode.def: Remove vector modes.
14123 * config/alpha/alpha-modes.def: Add supported vector modes.
14124 * config/arm/arm-modes.def: Likewise.
14125 * config/frv/frv-modes.def: Likewise.
14126 * config/i386/i386-modes.def: Likewise.
14127 * config/rs6000/rs6000-modes.def: Likewise.
14128 * config/sh/sh-modes.def: Likewise.
14130 2004-07-23 Matthias Klose <doko@debian.org>
14132 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
14133 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
14134 * config.h: Regenerate.
14135 * configure: Likewise.
14137 2004-07-22 Mark Mitchell <mark@codesourcery.com>
14139 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
14140 generated SYMBOL_REFs for labels.
14141 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
14143 (machopic_stub_name): Remove.
14144 (machopic_indirection_name): New function.
14145 (machopic_mcount_stub_name): Likewise.
14146 (machopic_classify_name): Remove.
14147 (machopic_function_base_sym): New function.
14148 (machpoic_classify_symbol): Likewise.
14149 (machopic_classify_ident): Remove.
14150 (machopic_define_ident): Likewise.
14151 (machopic_define_name): Likewise.
14152 (machopic_name_defined_p): Likewise.
14153 (machopic_ident_defined_p): Likewise.
14154 (darwin_strip_name_encoding): Likewise.
14155 (machopic_define_symbol): New function.
14156 * config/darwin.c (hashtab.h): Include.
14157 (machopic_defined_list): Remove.
14158 (machopic_classify_ident): Likewise.
14159 (machopic_classify_name): Likewise.
14160 (machopic_ident_defined_p): Likewise.
14161 (machopic_define_ident): Likewise.
14162 (machopic_define_name): Likewise.
14163 (machopic_symbol_defined_p): New function.
14164 (machopic_classify_symbol): Likewise.
14165 (machopic_data_defined_p): Use machopic_classify_symbol.
14166 (machopic_define_symbol): New function.
14167 (machopic_function_base_sym): New function.
14168 (machopic_non_lazy_pointers): Remove.
14169 (machopic_non_lazy_ptr_name): Likewise.
14170 (machopic_stubs): Likewise.
14171 (machopic_stub_name): Likewise.
14172 (NON_LAZY_POINTER_SUFFIX): New macro.
14173 (STUB_SUFFIX): Likewise.
14174 (machopic_indirection): New structure.
14175 (machopic_indirections): New variable.
14176 (machopic_indirection_hash): New function.
14177 (machopic_indirection_eq): Likewise.
14178 (machopic_indirection_name): Likewise.
14179 (machopic_mcount_stub_name): New function.
14180 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
14182 (machopic_indirect_data_reference): Rework to use new functions.
14183 (machopic_indirect_call_target): Likewise.
14184 (machopic_legitimize_pic_address): Likewise.
14185 (machopic_output_indirection): New function.
14186 (machopic_finish): Use it.
14187 (machopic_operand_p): Rework to use new functions.
14188 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
14189 (darwin_strip_name_encoding): Remove.
14190 (update_non_lazy_ptrs): Remove.
14191 (update_stubs): Likewise.
14192 (darwin_non_lazy_pcrel): Use new functions.
14193 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
14194 (ASM_OUTPUT_LABELREF): Likewise.
14195 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
14196 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
14197 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
14198 (TARGET_STRIP_NAME_ENCODING): Do not use
14199 darwin_strip_name_encoding.
14200 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
14201 darwin_strip_name_encoding.
14202 * config/i386/darwin.h (FUNCTION_PROFILER): Use
14203 machopic_mcount_stub_name.
14204 * config/i386/i386.c (x86_output_mi_thunk): Use
14205 machopic_indirection_name, not machopic_stub_name.
14206 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
14207 machopic_function_base_sym.
14208 (print_operand): Use machopic_classify_symbol.
14209 (rs6000_emit_prologue): Use machopic_function_base_sym.
14210 (output_profile_hook): Do not use machopic_stub_name.
14211 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
14213 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
14216 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
14219 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
14221 * doc/implement-c.texi: New file.
14222 * doc/extend.texi (C Implementation): Move to there.
14223 * doc/gcc.texi: Include implement-c.texi.
14224 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
14226 2004-07-22 Jason Merrill <jason@redhat.com>
14228 * integrate.c (copy_decl_for_inlining): Remove invisible reference
14230 * tree-inline.c (setup_one_parameter): Likewise.
14232 2004-07-22 Brian Booth <bbooth@redhat.com>
14234 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
14235 (substitute_and_fold): Propigate into VUSE operands when possible.
14236 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
14237 (cp_lattice_meet): Handle merging of latticevalues when
14238 UNKNOWN_VAL is present.
14239 (visit_stmt): Visit assignments with V_MUST_DEFs.
14240 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
14241 (ccp_fold): Deal with RHS' that are constant and virtual.
14242 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
14243 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
14244 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
14245 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
14246 computing immediate uses.
14247 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
14249 (replace_vuse_in): New function.
14250 (likely_value): Add check of vuse operands.
14251 (get_default_value): Set the default value of virtually defined
14252 variables to UKNOWN_VAL instead of VARYING.
14254 2004-07-22 Richard Henderson <rth@redhat.com>
14256 * expr.c (emit_push_insn): Don't use set_mem_attributes.
14258 2004-07-22 Richard Henderson <rth@redhat.com>
14260 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
14261 variables due to conditional compilation.
14263 2004-07-22 Diego Novillo <dnovillo@redhat.com>
14265 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
14266 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
14267 Release SSA names that have been re-renamed.
14268 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
14270 * tree-ssa-alias.c (init_alias_info): If aliases have been
14271 computed before, clear existing alias information.
14272 (create_name_tags): Do no fixup PT_ANYTHING pointers.
14273 If the new name tag for a pointer is different than the one it
14274 had before, mark the old tag for renaming.
14275 (replace_may_alias): New function.
14276 (group_aliases): Call it.
14277 (setup_pointers_and_addressables): Always call get_tmt_for.
14278 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
14280 (set_pt_anything): New local function.
14281 (set_pt_malloc): New local function.
14282 (merge_pointed_to_info): Don't merge pointed-to variables from
14283 the original pointer if the destination is pointing to an
14285 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
14286 (add_pointed_to_var): Do not add a variable to the points-to
14287 set if the pointer is already pointing to anywhere.
14288 (collect_points_to_info_r): If the defining statement is a PHI
14289 node, only merge pointed-to information if the argument has
14290 already been visited.
14291 (get_tmt_for): Only create a new tag if the pointer didn't
14293 (dump_alias_info): Emit more information.
14294 (dump_points_to_info_for): Likewise.
14295 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
14296 try to get the annotation of an SSA_NAME.
14297 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
14298 alias sets when checking is enabled.
14299 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
14300 (eliminate): Mark basic blocks that will need
14301 EH information cleaned up.
14302 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
14304 Initialize need_eh_cleanup.
14305 (fini_pre): Call tree_purge_all_dead_eh_edges and
14306 cleanup_tree_cfg if needed.
14307 Free need_eh_cleanup.
14308 * tree-ssa.c (verify_ssa_name): New function.
14309 (verify_def): Call it.
14310 Re-arrange to avoid printing too many error messages.
14311 (verify_use): Likewise.
14312 (verify_phi_args): Likewise.
14313 (verify_flow_insensitive_alias_info): New function.
14314 (verify_flow_sensitive_alias_info): New function.
14315 (verify_alias_info): New function.
14316 (verify_ssa): Call verify_alias_info.
14317 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
14319 Re-arrange to avoid printing too many error messages.
14320 * tree-ssanames.c (make_ssa_name): Clear
14321 SSA_NAME_IN_FREE_LIST.
14322 (release_ssa_name): Never release a default definition.
14323 (release_defs): New function.
14324 * tree.h: Declare it.
14325 * tree-ssa-dce.c (remove_dead_stmt): Call it.
14327 2004-07-22 Diego Novillo <dnovillo@redhat.com>
14329 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
14330 If true, do a depth-first search. Do a breadht-first search,
14332 (walk_use_def_chains): Add new argument IS_DFS.
14334 * tree-flow.h (walk_use_def_chains): Update prototype.
14336 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
14338 * config/cris/cris.md: Tweak formatting.
14339 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
14340 (mover2side, moverside, movemside, movei, op3, andu): Replace
14341 live define_peephole:s with define_peephole2 near-equivalents.
14343 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
14345 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
14346 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
14347 "*mov_sidesi_mem" respectively.
14349 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
14351 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
14352 (gimplify_build1): Move from tree-complex.c do_unop.
14353 (gimplify_build2): Move from tree-complex.c do_binop.
14354 (gimplify_build3): New.
14355 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
14356 Adjust throughout to call the functions above.
14357 * tree-flow.h: Declare the functions above.
14358 * tree-nested.c (gimplify_val): Rename to...
14359 (tsi_gimplify_val): ... this.
14361 * Makefile.in (tree_complex.o): Update dependencies.
14362 (stor-layout.o): Depend on regs.h.
14363 * c-common.c (handle_vector_size_attribute): Update for
14364 vector types without corresponding vector modes.
14365 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
14366 a corresponding vector mode is not available.
14367 * print-tree.c (print_node): Print nunits for vector types
14368 * regclass.c (have_regs_of_mode): New.
14369 (init_reg_sets_1): Initialize it and use it instead
14370 of allocatable_regs_of_mode.
14371 * regs.h (have_regs_of_mode): Declare it.
14372 * stor-layout.c (layout_type): Pick a mode for vector types.
14373 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
14374 build_replicated_const, do_unop, do_binop, do_plus_minus,
14375 do_negate, expand_vector_piecewise, expand_vector_parallel,
14376 expand_vector_addition, expand_vector_operations_1,
14377 expand_vector_operations, tree_lower_operations,
14378 pass_lower_vector_ssa, pass_pre_expand): New.
14379 (expand_complex_operations, pass_lower_complex): Remove.
14380 * tree-optimize.c (init_tree_optimization_passes): Adjust
14381 pass ordering for changes in tree-complex.c.
14382 * tree-pass.h: Declare new passes.
14383 * tree.c (finish_vector_type): Remove.
14384 (make_vector_type): New.
14385 (build_vector_type_for_mode, build_vector_type): Rewritten.
14386 * tree.def (VECTOR_TYPE): Document where the number of
14387 subparts is stored.
14388 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
14389 (make_vector): Remove declaration.
14391 2004-07-21 Richard Henderson <rth@redhat.com>
14393 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
14394 TREE_THIS_VOLATILE, may_aliases, or optimization level.
14395 (remove_useless_vars): Dump debugging info.
14396 (expand_used_vars): Move ...
14397 * cfgexpand.c (expand_used_vars): ... here. Make static.
14398 * tree-flow-inline.h (set_is_used): New.
14399 (set_default_def): Use get_var_ann.
14400 * tree-flow.h: Update decls.
14401 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
14402 (create_ssa_var_map): Use it.
14403 * tree-ssa.c (set_is_used): Remove.
14405 2004-07-22 Ben Elliston <bje@au.ibm.com>
14407 * gdbinit.in: Set a breakpoint on internal_error.
14409 2004-07-21 Richard Henderson <rth@redhat.com>
14411 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
14412 to create a new basic block.
14414 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
14417 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
14418 return type on function definitions. Move other warnings for
14419 qualified return type to -Wreturn-type. Do not condition any such
14420 warnings on -pedantic. Update comments.
14421 (start_function): Only copy function type from previous prototype
14422 declaration if return types are compatible.
14423 * c-typeck.c (function_types_compatible_p): Don't condition
14424 warning for incompatibility of volatile qualifiers on the return
14425 type on -pedantic. Update comment.
14426 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
14428 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
14430 * c-typeck.c (set_init_index): Require designator to be of integer
14433 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
14436 * c-parse.in (init): Change to exprtype.
14437 (primary): Set original_code for STRING to STRING_CST.
14438 Call maybe_warn_string_init for compound literals.
14439 (initdcl, notype_initdcl): Call maybe_warn_string_init.
14441 * c-tree.h (maybe_warn_string_init): New.
14442 (pop_init_level, process_init_element): Use struct c_expr.
14443 (struct c_expr): Update comment.
14444 * c-typeck.c (maybe_warn_string_init): New function.
14445 (digest_init): Call it. Additional parameter strict_string. All
14447 (output_init_element): Likewise.
14448 (struct constructor_stack): Use struct c_expr for
14450 (really_start_incremental_init, push_init_level): Update.
14451 (pop_init_level): Update. Return struct c_expr.
14452 (process_init_level): Update. Take struct c_expr argument.
14454 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
14456 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
14459 2004-07-21 Eric Christopher <echristo@redhat.com>
14461 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
14463 * c-decl.c (pop_scope): Ditto.
14464 * calls.c (expand_call): Remove call to current_nesting_level,
14465 update comment accordingly. Remove calls to expand_start_target_temps
14466 and expand_end_target_temps.
14467 * cfgexpand.c (construct_init_block): Remove call to
14468 expand_start_bindings_and_block.
14469 (construct_exit_block): Remove call to expand_end_bindings.
14470 * expr.c (safe_from_p): Remove BIND_EXPR handling.
14471 (expand_expr_real_1): Ditto. Fix formatting.
14472 (expand_vars): Delete.
14473 * stmt.c (POPSTACK): Remove block_stack.
14474 (stmt_status): Remove x_block_stack.
14475 (block_stack): Delete.
14476 (expand_start_bindings_and_block): Ditto.
14477 (expand_start_target_temps): Ditto.
14478 (expand_end_target_temps): Ditto.
14479 (current_nesting_level): Ditto.
14480 (warn_about_unused_variables): Ditto.
14481 (expand_end_bindings): Ditto.
14482 * tree.h: Remove declarations for above.
14484 2004-07-21 Steven Bosscher <stevenb@suse.de>
14486 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
14487 * rtl.c (note_insn_name): Likewise.
14488 * print-rtl.c (print_rtx): Don't print it.
14489 * cfgrtl.h (can_delete_note_p): Don't handle it.
14490 (rtl_delete_block): Likewise.
14491 * passes.c (rest_of_handle_guess_branch_prob): Remove.
14492 (rest_of_compilation): Don't call it.
14493 * predict.c (process_note_predictions, process_note_prediction,
14494 note_prediction_to_br_prob): Remove.
14495 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
14496 * stmt.c (return_prediction): Remove.
14497 (expand_value_return): Don't call it. Don't add prediction
14498 notes for return statements.
14500 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
14502 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
14505 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
14507 * c-common.c (vector_types_convertible_p): Use vector types'
14508 TYPE_SIZE and TREE_TYPE instead of their mode.
14509 * convert.c (convert_to_integer): Likewise.
14510 (convert_to_vector): Likewise.
14511 * fold-const.c (fold_convert): Likewise.
14512 * varasm.c (output_constant): Likewise.
14513 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
14514 Allow a VECTOR_TYPE initializer to be made of several vectors.
14515 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
14516 of cleared and need_to_clear, and use fold_convert.
14517 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
14520 2004-07-20 Richard Henderson <rth@redhat.com>
14522 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
14523 (expand_gimple_basic_block): out from here. Renamed from expand_block.
14525 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
14527 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
14528 enormous cost if not TARGET_HARD_MUL.
14530 2004-07-20 Andrew Pinski <apinski@apple.com>
14533 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
14536 2004-07-21 Paul brook <paul@codesourcery.com>
14538 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
14540 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14542 * fold-const.c (operand_equal_p): Temporarily support NULL args.
14543 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
14544 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
14546 2004-07-20 Zack Weinberg <zack@codesourcery.com>
14548 * rtl.h (plus_constant): Delete.
14549 (plus_constant_wide): Rename to plus_constant.
14550 (plus_constant_for_output_wide): Delete vestigial prototype.
14551 (GEN_INT): Remove unnecessary cast.
14552 * tree.h (build_int_2, size_int_type): Delete.
14553 (build_int_2_wide): Rename to build_int_2.
14554 (size_int_wide): Rename to size_int_kind.
14555 (size_int_type_wide): Rename to size_int_type.
14556 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
14557 Remove unnecessary cast.
14558 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
14559 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
14560 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
14561 (size_int_type_wide): Rename size_int_type.
14562 (int_const_binop): Use size_int_type.
14563 * c-lex.c (interpret_integer): Use build_int_2.
14564 * final.c (split_double): Remove unnecessary casts.
14565 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
14567 2004-07-20 Richard Henderson <rth@redhat.com>
14569 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
14570 (gimplify_compound_lval): Use is_gimple_tmp_reg.
14571 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
14572 (is_gimple_tmp_reg): New.
14573 * tree-gimple.h (is_gimple_tmp_reg): Declare.
14575 2004-07-20 Richard Henderson <rth@redhat.com>
14577 * tree-pretty-print.c (dump_generic_node): Dump
14578 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
14580 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
14582 * tree-mudflap.c (mf_set_options_fndecl): New tree.
14583 (mudflap_init): Set it.
14584 (mudflap_register_call): Remove __mf_init call.
14585 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
14586 to pass "-ignore-reads" option to libmudflap if needed.
14588 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
14591 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
14592 (MAKE_DECL_ONE_ONLY): Undefine.
14593 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
14594 readonly_data, one_only_data_section, forget_section): New prototypes.
14595 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
14597 (pa_select_section): Add one-only (COMDAT) support.
14598 * pa.h (struct machine_function): Define.
14599 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
14600 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
14601 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
14602 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
14603 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
14604 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
14605 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
14606 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
14607 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
14608 for EXTRA_SECTION_FUNCTIONS.
14609 * doc/install.texi: Update binutils requirements.
14611 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
14613 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
14614 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
14615 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
14617 (struct VEC): Use unsigned for num and alloc.
14618 * vec.c (struct vec_prefix): Likewise.
14619 (vec_o_reserve): Adjust.
14621 * dbxout.c (dbxout_type): Fix printf format.
14623 * tree.h (binfo_member): Remove.
14624 * tree.c (binfo_member): Remove.
14626 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
14628 * tree.h: Include vec.h
14629 (DEF_VEC_P(tree)): New type.
14630 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
14631 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
14632 (BINFO_LANG_SLOT): Remove.
14633 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
14634 (struct tree_binfo): Turn base_binfos into a trailing
14635 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
14636 (binfo_lang_slots): Remove.
14637 * tree.c (binfo_lang_slots): Remove.
14638 (make_tree_binfo_stat): Take a base binfo count, not a
14639 lang slot count. Adjust.
14640 * Makefile.in (TREE_H): Add vec.h
14641 * alias.c (record_component_aliases): Adjust BINFO access.
14642 * dbxout.c (dbxout_type): Likewise.
14643 * dwarf2out.c (gen_member_die): Likewise.
14644 * sdbout.c (sdbout_one_type): Likewise.
14645 * tree-dump.c (deque_and_dump): Likewise.
14646 * config/i386/i386.c (classify_argument,
14647 contains_128bit_aligned_vector_p): Likewise.
14648 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
14649 * doc/c-tree.texi (Classes): Update BINFO documentation.
14651 2004-07-20 Steven Bosscher <stevenb@suse.de>
14653 * c-common.h (check_case_value): Remove prototype.
14654 (c_add_case_label): Adjust prototype.
14655 * c-common.c (check_case_value): Make static.
14656 (check_case_bounds): New function.
14657 (c_add_case_label): Use it. Take new argument orig_type.
14658 * c-typeck.c (struct c_switch): New orig_type field.
14659 (c_start_case): Set it.
14660 (do_case): Pass it to c_add_case_label.
14661 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
14662 cases from here. Add the labels in reverse order.
14663 * stmt.c (struct case_node): Adjust comment. Remove balance field.
14664 (add_case_node): Return nothing, don't check for duplicate cases.
14665 Insert new case nodes in a list, not in an AVL tree.
14666 (expand_end_case_type): Don't turn a case tree into a case list.
14667 (case_tree2list): Remove.
14668 * tree.h (add_case_node): Adjust prototype.
14670 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
14672 * genattr.c (struct range, struct function_unit,
14673 write_units, extend_range, init_range): Remove them.
14674 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
14675 Output "#define INSN_SCHEDULING" here.
14676 * genattrtab.c (struct range, struct function_unit_op,
14677 struct function_unit, struct dimension, enum operator,
14678 operate_exp, expand_units, simplify_knowing,
14679 encode_units_mask, simplify_by_exploding,
14680 find_and_mark_used_attributes, unmark_used_attributes,
14681 add_values_to_cover, increment_current_value,
14682 test_for_current_value, simplify_with_current_value,
14683 simplify_with_current_value_aux, gen_unit,
14684 write_unit_name, write_function_unit_info,
14685 write_complex_function, write_toplevel_expr,
14686 find_single_value, extend_range): Remove.
14687 (write_attr_get): Do not handle common_av->value
14689 (struct attr_desc): Remove func_units_p and blockage_p.
14690 (write_attr_valueq): Do not handle them.
14691 (find_attr): Do not clear them.
14692 (make_internal_attr): Do not initialize them.
14693 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
14694 * sched-vis.c (init_target_units, insn_print_units,
14695 init_block_visualization, print_block_visualization,
14696 visualize_scheduled_insns, visualize_no_unit,
14697 visualize_stall_cycles, visualize_alloc,
14698 visualize_free, target_units, get_visual_tbl_length,
14699 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
14700 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
14701 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
14702 * haifa-sched.c (blockage_range, clear_units,
14703 schedule_unit, actual_hazard, potential_hazard,
14704 insn_unit, unit_last_insn, unit_tick,
14705 actual_hazard_this_instance, potential_hazard,
14706 schedule_unit, max_insn_queue_index_value): Remove.
14707 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
14708 max_insn_queue_index.
14709 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
14710 * doc/md.texi (Processor pipeline description): Remove
14711 references to old pipeline descriptions.
14712 (Automaton pipeline description): Merge with the above.
14713 (Old pipeline description, Comparison of the two descriptions):
14716 * bt-load.c (migrate_btr_def): Remove references to
14717 use_pipeline_interface.
14718 * haifa-sched.c (insn_cost, schedule_insn,
14719 schedule_block, advance_one_cycle, sched_init,
14720 queue_to_ready, sched_finish): Likewise.
14721 * modulo-sched.c (sms_schedule, advance_one_cycle,
14722 ps_has_conflicts): Likewise.
14723 * sched-rgn.c (init_ready): Likewise.
14724 (debug_dependencies): Likewise, and remove an "if (1)".
14725 * target.h (use_dfa_pipeline_interface): Remove.
14726 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14727 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14728 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14729 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14730 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14731 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14732 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14733 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14734 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14735 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14736 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14737 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14738 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14739 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14740 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14741 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14742 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14743 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14744 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
14746 2004-07-19 Roger Sayle <roger@eyesopen.com>
14748 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
14750 2004-07-19 Jeff Law <law@redhat.com>
14752 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
14753 (get_eq_expr_value): Use it. Simplify slightly.
14755 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
14757 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
14758 (umulsidi3_32bit_r4000): Likewise.
14760 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
14762 * vec.h: Propagate location information properly.
14763 (VEC_T_iterate): Add result pointer parameter.
14764 (VEC_T_space): New.
14765 (VEC_T_reserve): Use it.
14767 2004-07-19 Daniel Jacobowitz <dan@debian.org>
14769 * Makefile.in (c-format.o): Depend on c-format.h.
14770 * c-format.h: New file.
14771 (struct format_char_info): Add CHAIN member.
14772 * c-format.c: Move some types and constants to c-format.h.
14773 (format_type_error): Set to -1.
14774 (struct function_format_info): Use an int for format_type.
14775 (decode_format_type): Return an int. Return format_type_error
14777 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
14778 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
14779 (scan_char_table, time_char_table, monetary_char_table): Initialize
14781 (n_format_types): New variable.
14782 (check_format_info_main): Handle CHAIN in format_char_info.
14783 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
14784 TARGET_N_FORMAT_TYPES.
14785 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
14786 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
14787 * config/sol2-c.c: New file.
14788 * config/t-sol2: New file.
14789 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
14790 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
14791 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
14793 * doc/extend.texi (Target Format Checks): New section.
14794 (Function Attributes): Mention it.
14795 * doc/invoke.texi: Mention target format checks.
14796 * doc/sourcebuild.texi: Mention target format checks.
14797 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
14798 TARGET_FORMAT_TYPES.
14800 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
14802 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
14804 * config/s390/s390.c (regclass_map initializer): Register 35 added to
14806 (load_multiple_operation, store_multiple_operation): Removed
14807 pointless sanity check.
14808 (s390_decompose_address): Added check for return_address_pointer_rtx.
14809 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
14810 (s390_return_address_offset): New function.
14811 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
14812 (FRAME_REGNO_P): Added check for register 35.
14813 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
14814 REG_ALLOC_ORDER): Appended entry for register 35.
14815 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
14816 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
14817 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
14818 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
14819 is eliminable using stack pointer or hard frame pointer.
14820 (REGISTER_NAMES): Added name for register 35.
14821 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
14822 pointless sanity check.
14824 2004-07-19 Roger Sayle <roger@eyesopen.com>
14826 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
14827 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
14828 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
14829 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
14830 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
14831 (fold_relational_const): Tidy up handling of floating point
14832 comparisons by calling real_compare. Remove tree_expr_nonzero_p
14833 transformation; fold_relational_const assumes constant operands.
14835 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
14837 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
14840 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
14842 * c-tree.h (struct c_expr): Define.
14843 (C_SET_EXP_ORIGINAL_CODE): Remove.
14844 (parser_build_binary_op, build_compound_expr): Update prototypes.
14845 * c-parse.in (%union): Add exprtype.
14846 (FUNC_NAME): Mark as ttype.
14847 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
14849 (expr): Update. Define directly in terms of expr_no_commas
14850 instead of using nonnull_exprlist.
14851 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
14852 offsetof_member_designator, typespec_nonreserved_nonattr, init,
14853 initval, designator, component_declarator,
14854 component_notype_declarator, enumerator, array_declarator,
14855 condition, exexpr, switch_statement, stmt_nocomp, stmt,
14856 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
14857 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
14859 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
14860 * c-common.c (c_common_truthvalue_conversion): Don't check
14861 C_EXP_ORIGINAL_CODE.
14862 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
14863 Don't use C_EXP_ORIGINAL_CODE.
14864 (default_conversion, default_function_array_conversion): Don't use
14865 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
14866 (internal_build_compound_expr): Merge into build_compound_expr.
14867 (build_compound_expr): Take two operands instead of a TREE_LIST.
14868 * objc/objc-act.c (get_super_receiver): Update calls to
14869 build_compound_expr.
14871 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
14873 * config/sh/sh.c (sh_use_dfa_interface): Remove.
14874 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
14876 * config/sh/sh.md: Extract pipeline descriptions
14877 into separate files.
14878 * config/sh/sh1.md: New file, extracted from sh.md.
14879 * config/sh/sh4.md: New file, extracted from sh.md.
14880 * config/sh/shmedia.md: New file, extracted from sh.md
14881 and rewritten using new-style pipeline description.
14883 2004-07-18 Zack Weinberg <zack@codesourcery.com>
14885 * config/pa/pa.md: Delete the two remaining define_peephole
14888 2004-07-18 Steven Bosscher <stevenb@suse.de>
14889 Joseph S. Myers <jsm@polyomino.org.uk>
14891 * c-common.c (c_common_truthvalue_conversion): Don't warn if
14892 TREE_NO_WARNING is set.
14894 2004-07-18 Roger Sayle <roger@eyesopen.com>
14896 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
14897 simplify_builtin_strncmp): Delete.
14898 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
14899 Change argument to accept an arglist instead of an "exp". Assume
14900 that the return type is always integer_type_node. Copy missing
14901 transformations from their now obsolete simplify_builtin_*
14903 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
14904 fold_builtin_strcmp and fold_builtin_strncmp.
14905 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
14906 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
14907 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
14909 2004-07-18 Daniel Jacobowitz <dan@debian.org>
14911 * Makefile.in (tree-alias-common.o): Update dependencies.
14913 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
14915 * cfgloop.c (flow_loop_nested_p): Fix comment.
14917 2004-07-17 Jason Merrill <jason@redhat.com>
14920 * stor-layout.c (relayout_decl): New fn.
14921 * tree.h: Declare it.
14922 (DECL_BY_REFERENCE): New macro.
14924 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
14926 * libgcc2.c (__enable_execute_stack): New symbol.
14927 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
14928 and declare __enable_execute_stack.
14929 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
14930 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
14931 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
14932 ENABLE_EXECUTE_STACK.
14933 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
14934 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
14935 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
14936 ENABLE_EXECUTE_STACK.
14937 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
14938 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
14939 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
14940 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
14941 ENABLE_EXECUTE_STACK.
14942 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
14943 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
14944 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
14945 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
14946 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
14947 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
14948 (sparc64_initialize_trampoline): Likewise.
14949 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
14951 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
14953 * langhooks.h (builtin_function): New langhook.
14954 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
14955 (LANG_HOOKS_INITIALIZER): Update.
14956 * tree.h (builtin_function): Remove.
14957 * doc/tm.texi: Update.
14958 * c-tree.h (builtin_function): Declare.
14959 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
14960 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
14961 config/ia64/ia64.c, config/iq2000/iq2000.c,
14962 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
14963 config/stormy16/stormy16.c: All callers of builtin_function
14966 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
14969 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
14970 Remove white space after the backslash.
14972 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14974 PR rtl-optimization/16294
14975 * resource.c (return_insn_p): New predicate.
14976 (mark_target_live_regs): Use it. Special-case return insns.
14977 (init_resource_info): Use it. Don't scan the epilogue past
14980 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14982 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
14983 destroy dominance information.
14984 * passes.c (rest_of_handle_loop2): Free dominance information.
14985 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
14987 (thread_jumps): Update dominance information and remove unreachable
14989 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
14990 information and remove the unreachable block.
14992 2004-07-17 Graham Stott <graham.stott@btinternet.com>
14994 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
14996 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
14998 * doc/sourcebuild.texi: Remove libf2c entry.
15000 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
15002 * config/i386/i386.md (movv16qi_internal): Fix typo.
15004 2004-07-17 Steven Bosscher <stevenb@suse.de>
15006 * final.c (final_scan_insn): Fix broken commit from previous
15009 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
15011 * c-typeck.c (parser_build_binary_op): Condition warnings for
15012 X<=Y<=Z on -Wparentheses instead of -Wextra.
15013 * doc/invoke.texi: Update. Document that most of -Wparentheses is
15014 supported for C only.
15016 2004-07-17 Steven Bosscher <stevenb@suse.de>
15018 * cfgcleanup.c (try_simplify_condjump): Don't remove line
15019 notes to avoid unreachable code warnings.
15020 * toplev.c (backend_init): Don't emit line notes for
15021 unreachable code warnings.
15023 * combine.c (distribute_notes): Don't distribute a
15024 REG_VTABLE_REF note.
15025 * final.c (final_scan_insn): Don't handle it.
15026 * rtl.c (reg_note_name): Remove it.
15027 * rtl.h (enum reg_node): Dito.
15029 * emit-rtl.c (force_line_numbers, restore_line_number_status):
15031 * rtl.h (force_line_numbers, restore_line_number_status):
15034 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
15035 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
15036 (using_eh_for_cleanups): Also moved here.
15038 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
15039 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
15040 to expand_start_case and add_case_node.
15041 * stmt.c (struct nesting): Cleanup unused fields condition_code,
15042 last_unconditional_cleanup, nominal_type, printname, and
15043 line_number_status.
15044 (struct fixup_goto): Remove.
15045 (struct stmt_status): Remove x_goto_fixup_chain field.
15046 (goto_fixup_chain): Remove.
15047 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
15048 pushcase, pushcase_range): Remove.
15049 (expand_start_bindings_and_block): Don't set unused fields in
15051 (expand_start_case, add_case_node): Cleanup unused formal arguments.
15052 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
15053 instead of emit_jump_if_reachable.
15054 (emit_case_nodes): Likewise.
15055 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
15057 (update_eh_label): Work around left-over exception handing regions.
15058 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
15059 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
15060 (pass_cleanup_cfg_post_optimizing): New pass.
15061 (init_tree_optimization_passes): Run the new pass after all
15063 * tree.h (pushcase, pushcase_range): Remove prototypes.
15064 (expand_start_case, add_case_node): Update prototypes.
15066 2004-07-16 Krister Walfridsson <cato@df.lth.se>
15068 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
15070 2004-07-16 Richard Henderson <rth@redhat.com>
15072 * builtins.c (std_expand_builtin_va_arg): Remove.
15073 (expand_builtin_va_arg): Remove.
15074 * expr.h: Don't declare them.
15075 * gimplify.c (mark_decls_volatile_r): Remove.
15076 (copy_if_shared_r): Don't call it.
15077 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
15078 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
15079 * gimple-low.c (lower_stmt): Likewise.
15080 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
15081 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
15082 * tree-ssa-operands.c (get_expr_operands): Likewise.
15083 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
15084 EXPAND_BUILTIN_VA_ARG.
15085 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
15086 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
15087 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
15088 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
15090 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
15092 * tree-ssa-pre.c (insert_aux): Break out if we hit
15095 2004-07-16 Richard Henderson <rth@redhat.com>
15097 * basic-block.h (remove_fake_exit_edges): Declare.
15098 * cfganal.c (remove_fake_predecessors): Rename from
15099 remove_fake_successors; iterate over predecessors.
15100 (remove_fake_exit_edges): New.
15101 * cfgcleanup.c (try_optimize_cfg): Use it.
15102 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
15103 * predict.c (estimate_probability): Likewise.
15104 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
15105 * tree-cfg.c (make_edges): Likewise.
15106 * tree-ssa-pre.c (fini_pre): Likewise.
15107 * profile.c (instrument_edges): Don't remove_fake_edges.
15108 (branch_prob): Do it earlier here.
15110 2004-07-16 Richard Henderson <rth@redhat.com>
15112 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
15113 switchification wrt CONSTRUCTOR. Document the reason.
15115 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
15117 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
15118 that prevented descriptive __mf_check source location strings.
15120 2004-07-16 Richard Henderson <rth@redhat.com>
15122 * tree-def (WITH_SIZE_EXPR): New.
15123 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
15124 * expr.c (expand_expr_real_1): Likewise.
15125 * gimplify.c (maybe_with_size_expr): New.
15126 (gimplify_arg, gimplify_modify_expr): Use it.
15127 (gimplify_modify_expr_to_memcpy): Take size parameter.
15128 (gimplify_modify_expr_to_memset): Likewise.
15129 (gimplify_expr): Handle WITH_SIZE_EXPR.
15130 * tree-alias-common.c (find_func_aliases): Likewise.
15131 * tree-eh.c (tree_could_trap_p): Likewise.
15132 (tree_could_throw_p): Likewise.
15133 * tree-gimple.c (is_gimple_lvalue): Likewise.
15134 (get_call_expr_in): Likewise.
15135 * tree-inline.c (estimate_num_insns_1): Likewise.
15136 (expand_calls_inline): Likewise.
15137 * tree-nested.c (convert_call_expr): Likewise.
15138 * tree-pretty-print.c (dump_generic_node): Likewise.
15139 * tree-sra.c (sra_walk_expr): Likewise.
15140 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
15141 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
15142 * tree-ssa-operands.c (get_expr_operands): Likewise.
15143 * tree-tailcall.c (find_tail_calls): Likewise.
15145 * calls.c (expand_call): Reset old_stack_allocated after
15146 calling emit_stack_restore.
15148 2004-07-16 Richard Henderson <rth@redhat.com>
15150 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
15151 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
15152 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
15153 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15154 copy_res_decl_for_inlining.
15156 * tree-inline.c (declare_return_variable): New modify_dest argument.
15157 Use it as the return value, when possible or manditory. Handle
15158 TREE_ADDRESSABLE types.
15159 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
15160 replacement of CALL_EXPR.
15162 2004-07-16 Richard Henderson <rth@redhat.com>
15164 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
15165 * gimple-low.c (expand_var_p): Don't check it.
15166 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
15167 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
15168 * tree-ssa-operands.c (add_stmt_operand): Likewise.
15169 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
15170 (find_referenced_vars): Don't call them.
15171 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
15173 2004-07-16 Richard Henderson <rth@redhat.com>
15175 * function.c (pass_by_reference): True for all variable sized types.
15177 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
15179 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
15180 * tree-pretty-print.c: Include tree-chrec.h.
15181 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
15182 and POLYNOMIAL_CHREC nodes.
15184 2004-07-16 Steve Ellcey <sje@cup.hp.com>
15186 * builtins.c (expand_builtin_stpcpy): Do not create temporary
15189 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
15191 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
15193 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
15195 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
15197 * config/s390/s390.c: Likewise.
15198 * config/s390/s390.h: Likewise.
15200 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15202 * config/mips/mips.md (addsi3, adddi3): Remove special handling
15203 of $sp adds. Remove REGNO checks from mips16 patterns.
15205 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15207 * config/mips/mips.md: Delete outdated comment.
15209 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15211 * config/mips/mips.c (get_float_compare_codes): Delete.
15212 (mips_emit_compare): New function, mostly extracted from
15213 get_float_compare_codes and gen_conditional_branch.
15214 (gen_conditional_branch, gen_conditional_move): Use it.
15216 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
15218 * genautomata.c (add_vect): Speedup by using integers as
15219 bit-vectors for walking through the comb_vect and finding
15222 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15224 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
15225 operand is an uns_arith_operand; use subtraction otherwise.
15226 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
15227 not just arith_operands.
15229 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15231 * config/mips/mips-protos.h (gen_int_relational): Delete.
15232 (mips_emit_scc): Declare.
15233 * config/mips/mips.c (internal_test): Delete.
15234 (sle_operand, sleu_operand): New functions.
15235 (map_test_to_internal_test, gen_int_relational): Delete.
15236 (mips_emit_binary, mips_relational_operand_ok_p)
15237 (mips_emit_int_relational, mips_zero_if_equal)
15238 (mips_emit_scc): New functions.
15239 (gen_conditional_branch): Rework to use mips_emit_int_relational.
15240 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
15242 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
15243 (sltu, sleu): Use mips_emit_scc.
15244 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
15245 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
15246 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
15248 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15250 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
15252 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15254 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
15255 (*sne_[sd]i): Likewise sne_[sd]i_zero.
15256 (*sgt_[sd]i): ...and sgt_[sd]i.
15257 (*slt_[sd]i): ...and slt_[sd]i.
15258 (*sgtu_[sd]i): ...and sgtu_[sd]i.
15259 (*sltu_[sd]i): ...and sltu_[sd]i.
15260 (*sleu_[sd]i): ...and sleu_[sd]i_const.
15261 Name previously unnamed mips16 patterns. Formatting fixes.
15263 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15265 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
15266 (branch_type): Delete.
15267 (gen_conditional_branch, gen_conditional_move)
15268 (mips_gen_conditional_trap): Update after name change. Get the
15269 comparison mode from cmp_operands[0].
15270 * config/mips/mips.h (cmp_type, branch_type): Delete.
15271 (cmp_operands): Renamed from branch_cmp.
15272 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
15273 name change. Don't set branch_type.
15274 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
15275 mode class of cmp_operands[0] rather than branch_type. Update after
15278 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15280 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
15281 of 0...255 to 0 when inside a SET.
15283 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15285 * config/mips/mips.md: Remove mips16 define_peepholes.
15287 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
15289 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
15290 (fini_pre): Remove fake edges.
15292 2004-07-15 Richard Henderson <rth@redhat.com>
15294 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
15295 (get_indirect_ref_operands, get_call_expr_operands): ... these.
15297 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
15299 * vec.h (VEC_address): New function.
15301 2004-07-14 Jason Merrill <jason@redhat.com>
15303 PR middle-end/15885
15304 * gimplify.c (gimplify_arg): New fn, split out from...
15305 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
15307 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
15309 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
15310 generate code which is generated by pushqi1 now
15311 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
15313 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
15315 * combine.c (simplify_set): match the mode of the constant 0 with
15316 the tested operand to match the compare behaviour and the
15317 simplify_relational_operation() expectation.
15319 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
15321 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
15322 ("bordered"): Same.
15324 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
15326 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
15328 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
15330 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
15332 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
15333 calls in mips16 code.
15335 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
15337 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
15338 the destination of the li as well as for the neg.
15340 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
15343 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
15344 * cgraph.h: Update declaration.
15345 * c-decl.c (build_cdtor): Update call with default priority.
15346 * coverage.c (create_coverage): Ditto.
15347 * tree-mudflap.c (mf_init_fndecl): New tree.
15348 (mudflap_init): Set it.
15349 (mudflap_register_call): Arrange to call __mf_init before the first
15350 __mf_register call.
15351 (mudflap_finish_file): Mark the mudflap static initializer as extra
15352 high priority, to beat all C++ static constructors.
15354 2004-07-15 Jeff Law <law@redhat.com>
15356 * loop.c (check_insn_for_givs): Restore check for code labels that was
15357 accidentally deleted by a recent checkin.
15359 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
15361 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
15362 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
15364 2004-07-14 Richard Henderson <rth@redhat.com>
15366 * print-tree.c (print_node): Fix casts last change.
15368 2004-07-15 Paul Brook <paul@codesourcery.com>
15370 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
15371 to TARGET_UNWIND_INFO.
15372 * except.c (output_function_exception_table): Ditto.
15374 * opts.c (decode_options): Ditto.
15375 * passes.c (rest_of_handle_final): Ditto.
15376 * final.c (final_start_function): Ditto.
15377 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
15379 * targhooks.h (default_unwind_emit): Declare.
15380 * targhooks.c (default_unwind_emit): New function.
15381 * target-def.h: Define and use TARGET_UNWIND_EMIT.
15382 * target.h (struct gcc_target): Add unwind_emit.
15383 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
15384 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
15385 Remove IA64_UNWIND_EMIT.
15386 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
15388 2004-07-14 Richard Henderson <rth@redhat.com>
15390 * print-tree.c (print_node): Handle SSA_NAME.
15392 2004-07-14 James E Wilson <wilson@specifixinc.com>
15395 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
15396 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
15398 2004-07-15 Jakub Jelinek <jakub@redhat.com>
15400 * expr.c (expand_assignment): Reenable bitfield += optimizations.
15401 Use alias set 0 for memory, do proper mode calculations and adjust
15402 address for memories.
15404 2004-07-14 Per Bothner <per@bothner.com>
15406 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
15407 structure with extra column field.
15408 * tree.c (expand_location): Also fill in column field.
15409 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
15410 gets confused by the two conditionally-compiled definitions.
15412 2004-07-14 Eric Christopher <echristo@redhat.com>
15414 * calls.c (expand_call): Fix typo in comment.
15416 2004-07-14 Steve Ellcey <sje@cup.hp.com>
15418 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
15419 comparision of TFmode.
15421 2004-07-14 Richard Henderson <rth@redhat.com>
15423 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
15424 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
15425 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
15426 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
15427 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
15428 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
15429 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15430 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
15431 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
15433 2004-07-14 Mike Stump <mrs@apple.com>
15435 * config/darwin.h (WINT_TYPE): Define to be int to match
15436 system header files.
15438 2004-07-14 Bob Wilson <bob.wilson@acm.org>
15440 * config/xtensa/xtensa.c (function_arg_advance): Check for args
15441 that must be passed in the stack.
15442 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
15443 arguments if the size is not a constant.
15445 2004-07-14 Per Bothner <per@bothner.com>
15447 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
15448 instead of EXPR_LOCUS in a boolean context, which is always true
15449 if --enable-mapped-location.
15450 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
15452 2004-07-14 Richard Henderson <rth@redhat.com>
15454 * dominance.c (struct dom_info): Add fake_exit_edge.
15455 (init_dom_info): Allocate it.
15456 (free_dom_info): Free it.
15457 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
15459 (calc_idoms): Honor fake_exit_edge.
15461 2004-07-13 Jason Merrill <jason@redhat.com>
15463 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
15464 (rhs_test_for): New fn.
15465 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
15466 * tree-gimple.h: Declare them.
15467 * gimplify.c (gimplify_modify_expr): Use the new fns.
15469 2004-07-14 Richard Henderson <rth@redhat.com>
15471 * config/arm/arm-protos.h (arm_va_arg): Remove.
15472 * config/arm/arm.c (arm_va_arg): Remove.
15473 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
15474 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
15476 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15478 * pa.c (fix_range): New function to mark a range(s) of registers as
15480 (override_options): Call fix_range if the -mfixed-range option string
15482 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
15483 * doc/invoke.texi (-mfixed-range): Document new option.
15485 2004-07-14 David Edelsohn <edelsohn@gnu.org>
15487 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
15489 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
15491 2004-07-14 Roger Sayle <roger@eyesopen.com>
15493 * expmed.c (expand_sdiv_pow2): New function to expand signed division
15494 by a positive power of two, split out from expand_divmod. Provide
15495 an alternate implementation when shifts are expensive. Lower the
15496 threshold for using a branchless implementation to BRANCH_COST >= 2.
15497 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
15499 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
15501 * tree-dfa.c (make_rename_temp): *Really* work just
15502 like create_tmp_var if called while outside SSA form.
15504 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
15506 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
15507 for division by zero.
15508 ("umodsi3"): Likewise.
15510 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
15512 * config/mips/mips.c (mips_output_move): When generating mips16 code,
15513 force loads of negative constants to be split.
15514 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
15515 Generalize SImode li/neg splitter to cope with other modes.
15517 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
15519 * expmed.c: Remove more references to QUEUED in the comments.
15520 * expr.c: Likewise.
15522 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
15525 2004-07-13 Richard Henderson <rth@redhat.com>
15526 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
15529 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
15531 * tree-dfa.c (make_rename_temp): Work just like
15532 create_tmp_var if called while outside SSA form.
15534 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
15536 * expr.c (enqueue_insn, finish_expr_for_function,
15537 protect_from_queue, queued_subexp_p, mark_queue,
15538 emit_insns_enqueued_after_mark, emit_queue,
15539 expand_increment): Remove.
15540 (store_constructor): Expand increment as an assignment.
15541 (expand_expr_real_1 <case PREINCREMENT_EXPR,
15542 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
15543 case POSTDECREMENT_EXPR>): Abort.
15544 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
15545 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
15546 protect_from_queue, emit_queue, queued_subexp_p): Remove.
15547 * function.h (pending_chain, x_pending_chain): Remove.
15548 * rtl.def (QUEUED): Remove.
15550 * emit-rtl.c (copy_insn_1, copy_most_rtx,
15551 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
15552 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
15553 encode_units_mask): Likewise.
15554 * local-alloc.c (equiv_init_varies_p): Likewise.
15555 * rtl.c (copy_rtx): Likewise.
15556 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
15557 * simplify-rtx.c (simplify_gen_subreg): Likewise.
15558 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
15560 * builtins.c (expand_builtin, expand_builtin_apply,
15561 expand_builtin_mathfn, expand_builtin_mathfn_2,
15562 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
15563 Remove calls to emit_queue and protect_from_queue.
15564 * calls.c (expand_call, precompute_arguments,
15565 precompute_register_parameters, rtx_for_function_call,
15566 store_one_arg): Likewise.
15567 * dojump.c (do_compare_and_jump, do_jump): Likewise.
15568 * explow.c (memory_address): Likewise.
15569 * expmed.c (clear_by_pieces_1, clear_storage,
15570 clear_storage_via_libcall, emit_group_load,
15571 emit_group_store, emit_store_flag,
15572 expand_expr_real_1, store_by_pieces,
15573 store_constructor, store_expr, try_casesi,
15574 try_tablejump): Likewise.
15575 * function.c (expand_pending_sizes): Likewise.
15576 * optabs.c (emit_cmp_and_jump_insns,
15577 emit_conditional_add, emit_conditional_move,
15578 expand_fix, expand_float, prepare_cmp_insn): Likewise.
15579 * stmt.c (emit_case_bit_tests,
15580 expand_asm_expr, expand_computed_goto,
15581 expand_decl_init, expand_end_case_type,
15582 expand_end_stmt_expr, expand_expr_stmt_value,
15583 expand_return, expand_start_case,
15584 optimize_tail_recursion): Likewise.
15585 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
15586 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
15588 2004-07-14 Ben Elliston <bje@au.ibm.com>
15590 * vec.h: Comment fix.
15592 2004-07-13 Richard Henderson <rth@redhat.com>
15594 * target.h (struct gcc_target): Add calls.pass_by_reference.
15595 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
15596 * function.c (pass_by_reference): Use the hook.
15597 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
15598 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
15599 (hook_pass_by_reference_must_pass_in_stack): New.
15600 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
15601 (alpha_pass_by_reference): New.
15602 (TARGET_PASS_BY_REFERENCE): New.
15603 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15604 * config/arc/arc.c (arc_pass_by_reference): New.
15605 (TARGET_PASS_BY_REFERENCE): New.
15606 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15607 (FUNCTION_ARG_CALLEE_COPIES): True.
15608 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
15609 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
15610 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
15611 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15612 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15613 * config/cris/cris.c (cris_pass_by_reference): New.
15614 (TARGET_PASS_BY_REFERENCE): New.
15615 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
15616 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
15617 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15618 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
15619 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15620 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
15621 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
15622 (frv_function_arg_pass_by_reference): Remove.
15623 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15624 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
15625 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
15626 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
15627 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15628 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
15629 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
15630 (ia64_pass_by_reference): Rename from
15631 ia64_function_arg_pass_by_reference.
15632 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15633 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15634 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
15635 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
15636 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
15637 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15638 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
15639 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
15640 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
15641 (m32r_pass_by_reference): Adjust prototype. Make static.
15642 Handle mode sizes correctly.
15643 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15644 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
15645 (m68hc11_function_arg_pass_by_reference): Remove.
15646 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15647 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
15648 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
15649 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15650 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
15651 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
15652 (mips_va_arg): Use pass_by_reference.
15653 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
15654 Handle mode sizes correctly.
15655 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15656 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
15657 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
15658 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
15659 (mmix_pass_by_reference): Rename from
15660 mmix_function_arg_pass_by_reference.
15661 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15662 (FUNCTION_ARG_CALLEE_COPIES): True.
15663 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
15664 (mn10300_pass_by_reference): New.
15665 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15666 (FUNCTION_ARG_CALLEE_COPIES): True.
15667 * config/pa/pa.c (pa_pass_by_reference): New.
15668 (TARGET_PASS_BY_REFERENCE): New.
15669 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15670 (FUNCTION_ARG_CALLEE_COPIES): True.
15671 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
15672 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
15673 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
15674 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15675 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
15676 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
15677 (s390_pass_by_reference): Rename from
15678 s390_function_arg_pass_by_reference.
15679 (s390_function_arg_advance): Don't query pass-by-ref.
15680 (s390_function_arg): Likewise.
15681 (s390_gimplify_va_arg): Use pass_by_reference.
15682 (s390_call_saved_register_used): Likewise.
15683 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15684 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
15685 (shcompact_byref, sh_pass_by_reference): New.
15686 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15687 (SHCOMPACT_BYREF): Remove.
15688 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
15689 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
15690 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
15691 (sparc_gimplify_va_arg): Use pass_by_reference.
15692 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15693 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15694 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
15695 (v850_pass_by_reference): New.
15696 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15697 (FUNCTION_ARG_CALLEE_COPIES): True.
15698 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
15699 FUNCTION_ARG_PASS_BY_REFERENCE docs.
15701 2004-07-14 Richard Henderson <rth@redhat.com>
15702 Richard Sandiford <rsandifo@redhat.com>
15704 * config/mips/mips-protos.h (mips_va_arg): Delete.
15705 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
15706 * config/mips/mips.c: Include tree-gimple.h.
15707 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
15708 (mips_arg_info): Remove special handling of must_pass_in_stck args.
15709 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
15710 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
15712 2004-07-13 Bob Wilson <bob.wilson@acm.org>
15714 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
15715 arguments for COND_EXPR in big-endian adjustment code.
15717 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15719 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
15720 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
15721 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
15722 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
15724 2004-07-13 Diego Novillo <dnovillo@redhat.com>
15726 PR tree-optimization/16443
15727 * tree-ssa-alias.c: Add more description for
15728 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
15729 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
15730 clobbering of call-clobbered and addressable variables. If
15731 there are any before aliases have been computed, add them.
15733 2004-07-13 Diego Novillo <dnovillo@redhat.com>
15735 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
15738 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
15740 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
15741 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
15744 2004-07-13 Per Bothner <per@bothner.com>
15746 * collect2.c (main): Handle --no-demangle and --demangle flags.
15748 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
15750 * Makefile.in (OBJS-common): Add tree-data-ref.o.
15751 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
15752 (tree-data-ref.o): New rule.
15753 * lambda.h: New file.
15754 * tree-data-ref.c: New file.
15755 * tree-data-ref.h: New file.
15756 * tree.c (int_cst_value, tree_fold_gcd): New functions.
15757 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
15759 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15762 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
15763 * config/sparc/sparc.c (output_ubranch): New function.
15764 * config/sparc/sparc.md (jump pattern): Use it.
15766 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15769 * config/sparc/sparc.c (output_cbranch): Properly guard
15770 the code handling far branches with TARGET_V9.
15771 * config/sparc/sparc.md (length attribute): Document the
15772 side-effect of having a length greater or equal to 3.
15774 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15775 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
15778 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
15779 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
15781 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15782 Martin Sebor <sebor@roguewave.com>
15785 * doc/invoke.texi (SPARC options): Document -threads
15786 and -pthreads on Solaris.
15788 2004-07-13 Richard Henderson <rth@redhat.com>
15790 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
15792 (ind_gimplify_va_arg_expr): Remove.
15793 * tree.h (ind_gimplify_va_arg_expr): Remove.
15794 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
15795 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
15798 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
15799 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
15800 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
15801 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
15802 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
15804 2004-07-13 Richard Henderson <rth@redhat.com>
15806 * function.c (pass_by_reference): New.
15807 (assign_parm_find_data_types): Use it.
15808 * calls.c (initialize_argument_information): Likewise.
15809 (emit_library_call_value_1): Likewise.
15810 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
15811 * function.h (pass_by_reference): Declare.
15813 2004-07-13 Richard Henderson <rth@redhat.com>
15815 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
15816 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
15817 * expr.h (MUST_PASS_IN_STACK): Remove.
15818 * system.h (MUST_PASS_IN_STACK): Poison.
15819 * tree.h (must_pass_in_stack_var_size): Declare.
15820 (must_pass_in_stack_var_size_or_pad): Declare.
15821 * calls.c (must_pass_in_stack_var_size): New.
15822 (must_pass_in_stack_var_size_or_pad): Rename from
15823 default_must_pass_in_stack.
15824 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
15825 (TARGET_MUST_PASS_IN_STACK): New.
15826 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
15827 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
15828 (TARGET_MUST_PASS_IN_STACK): New.
15829 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
15830 * config/frv/frv.c (frv_must_pass_in_stack): New.
15831 (TARGET_MUST_PASS_IN_STACK): New.
15832 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
15833 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
15834 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
15835 (ix86_must_pass_in_stack): Make static.
15836 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
15837 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
15838 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
15839 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
15840 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
15841 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
15842 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
15843 (mcore_must_pass_on_stack): Remove.
15844 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
15845 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
15846 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
15847 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
15848 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
15849 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
15850 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
15851 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
15852 (TARGET_MUST_PASS_IN_STACK): New.
15853 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
15854 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
15855 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
15856 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
15857 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
15858 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
15859 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
15860 MUST_PASS_IN_STACK.
15862 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
15863 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
15864 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
15865 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
15866 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
15867 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
15868 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
15869 config/xtensa/xtensa.c: Use target hook.
15871 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
15873 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
15874 * configure: Rebuilt.
15876 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
15878 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
15879 * config/mips/mips.h (mips_reg_names): Don't declare.
15880 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
15881 (TARGET_NAME_REGS): Delete.
15882 (TARGET_SWITCHES): Remove -mrnames.
15883 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
15884 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
15886 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
15887 (override_options): Remove handling of TARGET_NAME_REGS.
15889 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
15891 * config/mips/mips.h (TARGET_*): Boolify.
15893 2004-07-12 Nick Clifton <nickc@redhat.com>
15895 * config.gcc: Add sh-*-symbianelf target.
15896 * config/sh/sh.c: Add new target macros:
15897 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
15898 TARGET_CXX_IMPORT_EXPORT_CLASS.
15899 (sh_file_start): Create a definition of the .directive section.
15900 (sh_attribute): Add dllimport and dllexport attributes.
15901 * config/sh/symbian-pre.h: New file.
15902 * config/sh/symbian-post.h: New file.
15903 * config/sh/symbian.c: New file. Contains Symbian specific
15905 * config/sh/sh-protos.h: Add prototypes for new functions
15906 provided by symbian.c.
15907 * config/sh/t-symbian: New file.
15908 * doc/extend.texi: Document support for dllimport and dllexport
15909 attributes by the sh-symbianelf target.
15911 2004-07-12 James E Wilson <wilson@specifixinc.com>
15913 * Makefile.in (AR): Use @AR@ not ar.
15915 (AR_FOR_TARGET): Use $(AR) not ar for native.
15916 (NM_FOR_TARGET): Use $(NM) not nm for native.
15917 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
15918 * configure: Regenerate.
15920 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
15922 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
15924 (ashldi3_sp64): Likewise.
15926 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15929 * pa.c (function_arg): Update comment.
15930 * pa.h (BLOCK_REG_PADDING): Define.
15932 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15934 PR tree-optimization/16461
15935 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
15936 arguments of phi nodes.
15938 2004-07-12 Devang Patel <dpatel@apple.com>
15940 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
15942 2004-07-12 Steve Ellcey <sje@cup.hp.com>
15944 * function.c (expand_function_start): Ensure r_save is in Pmode.
15945 * calls.c (prepare_call_address): Ensure static_chain_value is
15947 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
15948 r_save_area are in Pmode.
15949 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
15950 fnaddr, and static_chain are in Pmode.
15952 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
15955 * config/ia64/ia64.c (bundling): Don't count ignored insns.
15957 2004-07-12 Richard Henderson <rth@redhat.com>
15959 * target.h (struct gcc_target): Move gimplify_va_arg_expr
15960 next to build_builtin_va_list.
15961 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
15962 * builtins.c (gimplify_va_arg_expr): Likewise.
15963 * gimplify.c (copy_if_shared_r): Likewise.
15965 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
15967 * passes.c (rest_of_decl_compilation): Don't defer call of
15968 assemble_variable if its DECL_RTL is already set.
15970 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
15972 * cfgloop.h (struct loop): Add nb_iterations field.
15973 (current_loops): Declare.
15974 * tree-chrec.c (chrec_not_analyzed_yet,
15975 chrec_dont_know, chrec_known, count_ev_in_wider_type,
15976 chrec_contains_symbols_defined_in_loop): Remove the temporary
15978 * tree-flow-inline.h (loop_containing_stmt): New function.
15979 * tree-scalar-evolution.c: Add implementation.
15980 * tree-scalar-evolution.h: Add declarations.
15982 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
15984 PR rtl-optimization/15921
15985 * Makefile.in (global.o): Add recog.h.
15987 * global.c (recog.h): Add the include-clause.
15988 (bb_info): New member earlyclobber.
15989 (allocate_bb_info, free_bb_info): Initialize/finish the new
15991 (earlyclobber_regclass, earlyclobber_regclass_length): The new
15993 (check_earlyclobber, regclass_intersect,
15994 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
15996 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
15997 (make_accurate_live_analysis): Modify pavin.
15999 2004-07-12 Diego Novillo <dnovillo@redhat.com>
16001 * tree-cfg.c (find_taken_edge): Statically compute the truth
16002 value of a predicate comparing an SSA_NAME to itself.
16004 2004-07-12 Roger Sayle <roger@eyesopen.com>
16006 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
16007 rs6000 doesn't have shift-and-add or shift-and-sub instructions
16008 by returning the cost of a multiplication plus an addition.
16010 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
16012 PR tree-optimization/14107
16013 * gimplify.c (gimplify_return_expr): Accept a
16014 RETURN_EXPR with an error argument.
16015 * tree-optimize.c (init_tree_optimization_passes):
16016 Run pass_warn_function_return at -O0.
16018 2004-07-12 Roger Sayle <roger@eyesopen.com>
16020 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
16023 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
16025 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
16026 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
16027 * config/mips/3000.md: Add copyright notice. Remove automota and
16028 function units; use generic ones instead. Only define reservations
16029 for things that are different from generic.md. Extend each clause
16031 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
16032 * config/mips/mips.md: Include them. Remove define_function_units.
16033 (alu, imuldiv): New automata and units.
16035 2004-07-12 Ben Elliston <bje@au.ibm.com>
16037 * doc/invoke.texi (Optimize Options): Document -frename-registers
16038 not being enabled by default at -O3.
16040 2004-07-11 Roger Sayle <roger@eyesopen.com>
16042 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
16043 floating point additions, to keep real immediate constant positive.
16044 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
16045 into X + C, and leave positive real constants as X - C.
16047 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16049 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
16051 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16053 PR tree-optimization/15654
16054 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
16056 2004-07-11 Roger Sayle <roger@eyesopen.com>
16058 * builtins.c (fold_builtin_fputs): Don't bother converting the
16059 return type to integer_type_node, as we've already checked that
16060 the result will be ignored.
16062 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
16063 that signed addition, subtraction, multiplication, division,
16064 remainder, negation and absolute value may potentially trap.
16066 * fold-const.c (fold_ignored_result): New function to strip
16067 non-side-effecting tree nodes from an expression whose result
16069 (fold_convert): Call fold_ignored_result when casting a value
16071 (omit_one_operand): Call fold_ignored_result on the "omitted"
16072 operand when building a COMPOUND_EXPR.
16073 (pedantic_omit_one_operand): Likewise.
16074 * tree.h (fold_ignored_result): Prototype here.
16075 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
16076 when we're going to ignore the result.
16078 2004-07-11 Richard Henderson <rth@redhat.com>
16081 * tree-ssa-ccp.c (fold_stmt_r): Split out...
16082 * tree.c (fields_compatible_p, find_compatible_field): ... new.
16083 * tree.h (fields_compatible_p, find_compatible_field): Declare.
16084 * tree-sra.c (sra_hash_tree): Hash fields by offset.
16085 (sra_elt_eq): Use fields_compatible_p.
16086 (generate_one_element_ref): Use find_compatible_field.
16088 2004-07-11 Richard Henderson <rth@redhat.com>
16091 * tree-sra.c (generate_one_element_init): New.
16092 (generate_element_init): Use it.
16093 (scalarize_init): Push/pop gimplify context around it.
16094 (find_new_referenced_vars_1, find_new_referenced_vars): New.
16095 * gimplify.c (gimplify_expr): Allow SSA_NAME.
16097 2004-07-11 Roger Sayle <roger@eyesopen.com>
16099 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
16100 combine.c's combine_insn_cost.
16101 * rtl.h (insn_rtx_cost): Prototype here.
16102 * combine.c (combine_insn_cost): Delete function.
16103 (combine_validate_cost): Update callers of combine_insn_cost to
16104 call insn_rtx_cost instead.
16105 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
16106 requesting the rtx_cost of call and/or jump instructions.
16108 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
16109 rtx_cost directly. Don't request/use the cost of call or jump
16110 instructions. Return -1 if the cost of any instruction can't be
16111 determined (or the BB contains a function call).
16112 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
16113 -1 (i.e. can't determine the cost of any instruction or the basic
16114 block contains a subroutine call).
16115 (find_if_case_2): Likewise.
16117 2004-07-11 Roger Sayle <roger@eyesopen.com>
16119 * rs6000.c (struct processor_costs): Change semantics of fields to
16120 include the COST_N_INSNS scaling, and update all initializers.
16121 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
16122 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
16123 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
16124 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
16126 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
16128 * LANGUAGES: Remove obsolete information.
16130 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
16132 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
16133 SIGBUS signal frames, the PSW address points *to* the faulting
16134 instruction, not after it.
16136 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
16138 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
16139 added to TLS symbol addresses.
16141 2004-07-11 Richard Henderson <rth@redhat.com>
16143 * expmed.c (init_expmed): Use stack-local structures for
16144 temporary rtl. Don't recognize shifts.
16146 2004-07-11 Richard Henderson <rth@redhat.com>
16148 * expr.c (store_expr): Don't fiddle subreg promotion for types
16149 with precision smaller than the mode.
16151 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
16153 * tree.h (all_types_permanent): Remove.
16155 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
16157 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
16158 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
16159 * langhooks.c (lhd_clear_binding_stack): Remove.
16160 * langhooks-def.h (lhd_clear_binding_stack,
16161 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
16162 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
16163 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
16164 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
16165 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
16166 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
16167 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
16168 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
16169 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
16170 * tree.h (poplevel): Don't declare.
16171 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
16172 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
16173 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
16174 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
16177 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
16179 PR tree-optimization/16437
16180 * c-common.c (shorten_compare): Don't mark result of conversion to
16181 narrower signed type as overflowing.
16182 * fold-const.c (decode_field_reference): Determine whether
16183 signedness comes from outer type using precision rather than size.
16185 2004-07-11 Phil Edwards <phil@codesourcery.com>
16187 * configure.ac: Alphabetize --enable-checking list, add
16188 missing valgrind entry.
16189 * configure: Regenerate.
16191 2004-07-11 Phil Edwards <phil@codesourcery.com>
16193 * doc/install.texi (Testing): Fix syntax in "make check" example.
16195 2004-07-10 James E Wilson <wilson@specifixinc.com>
16197 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
16199 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16201 PR rtl-optimization/16001
16202 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
16205 2004-07-10 Geoffrey Keating <geoffk@apple.com>
16207 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
16209 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
16210 James Morrison <phython@gcc.gnu.org>
16212 * doc/contrib.texi (Contributors): Add gfortran contributors and
16213 fix a couple of typos.
16215 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16217 PR rtl-optimization/15387
16218 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
16219 to incoming args space correctly.
16221 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16223 * pa.c (output_indirect_call): Only use %r2 as the link register in
16224 indirect calls with the long PA 2.0 pc-relative branch.
16226 2004-07-10 Daniel Jacobowitz <dan@debian.org>
16228 * config/i386/i386.c (override_options): Pick a 64-bit CPU
16229 for the default tuning if TARGET_64BIT.
16231 2004-07-10 Richard Henderson <rth@redhat.com>
16233 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
16234 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
16236 2004-07-10 Jakub Jelinek <jakub@redhat.com>
16238 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
16239 * expmed.c (store_bit_field, extract_bit_field): Remove last
16241 * builtins.c (expand_builtin_signbit): Adjust callers.
16242 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
16243 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
16244 * ifcvt.c (noce_emit_move_insn): Likewise.
16245 * stmt.c (expand_return): Likewise.
16246 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
16247 store_field, expand_expr_real_1): Likewise.
16249 2004-07-10 Richard Henderson <rth@redhat.com>
16251 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
16253 2004-07-09 Mike Stump <mrs@apple.com>
16255 * config/darwin.c (no_dead_strip): Add.
16256 (HAVE_DEAD_STRIP): Add.
16257 (darwin_emit_unwind_label): Ensure that we don't dead code strip
16260 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16262 * tree-ssa-loop-im.c: New file.
16263 * Makefile.in (tree-ssa-loop-im.o): Add.
16264 * cfgloop.c (superloop_at_depth): New function.
16265 * cfgloop.h (superloop_at_depth): Declare.
16266 * common.opt (ftree-lim): New flag.
16267 * expr.c (array_ref_up_bound): New function.
16268 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
16269 * timevar.def (TV_LIM): New timevar.
16270 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
16271 computing immediate uses of a phi node.
16272 * tree-flow.h (struct tree_ann_common_d): Add aux field.
16273 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
16274 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
16275 * tree-pass.h (pass_lim): Declare.
16276 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
16278 (pass_lim): New pass structure.
16279 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
16280 * tree.c (in_array_bounds_p): New function.
16281 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
16282 (in_array_bounds_p, array_ref_up_bound): Declare.
16283 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
16284 * doc/passes.texi (tree-ssa-loop-im.c): Document.
16286 2004-07-09 Richard Henderson <rth@redhat.com>
16288 * builtins.c (expand_builtin_stpcpy): Don't modify len.
16290 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
16293 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
16295 * flags.h: Delete redundant prototypes that are being generated
16296 in options.h from common.opt.
16297 * common.opt: Add in the expository comments formerly in flags.h.
16299 2004-07-09 Jan Beulich <jbeulich@novell.com>
16301 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
16302 available for use only when TARGET_MMX/_SSE is set, and check for
16303 variable argument function if any register count is non-zero.
16304 (function_arg): Correctly suppress repeated warnings for passing SSE
16305 vectors are arguments without SSE enabled.
16306 (ix86_function_arg_boundary): Without SSE enabled, the use of what
16307 would be SSE register modes does no longer influence the alignment.
16309 2004-07-09 Richard Henderson <rth@redhat.com>
16311 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
16312 Always align upward to arg boundary. Use size_in_bytes/round_up.
16313 Maintain type-correctness of constants.
16314 * stor-layout.c (round_up, round_down): Special-case powers of 2.
16316 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
16318 * config/sparc/sparc.c (*_costs): Scale instruction costs
16320 (sparc_rtx_costs): Adjust as appropriate.
16322 2004-07-09 Jan Beulich <jbeulich@novell.com>
16324 * config/i386/mm3dnow.h: New.
16325 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
16327 2004-07-09 Richard Henderson <rth@redhat.com>
16329 * simplify-rtx.c (simplify_const_relational_operation): Only
16330 look at bounds of scalar integers.
16332 2004-07-09 Jan Beulich <jbeulich@novell.com>
16334 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
16336 2004-07-09 Andrew Pinski <apinski@apple.com>
16338 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
16340 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
16341 UOBJC_METACLASS_decl.
16343 2004-07-09 James E Wilson <wilson@specifixinc.com>
16346 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
16347 do return a parallel if hfa_mode == XFmode and mode == TImode.
16349 2004-07-09 Jan Beulich <jbeulich@novell.com>
16351 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
16352 permissible for unary plus.
16354 2004-07-09 Jan Beulich <jbeulich@novell.com>
16356 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
16357 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
16358 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
16359 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
16360 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
16361 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
16362 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
16363 (BUILTIN_xxxIMAX): New.
16364 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
16365 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
16366 BUILT_IN_PARITYIMAX.
16368 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
16370 * config/sparc/sparc.h (processor_costs): Define.
16371 (sparc_costs): Declare.
16372 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
16373 hypersparc_costs, sparclet_costs, ultrasparc_costs,
16374 ultrasparc3_costs): New.
16375 (sparc_override_options): Set sparc_costs as appropriate.
16376 (sparc_rtx_costs): Use sparc_costs instead of messy
16379 2004-07-09 Steven Bosscher <stevenb@suse.de>
16381 * doc/md.texi (Processor pipeline description): Mention that
16382 the old pipeline description is deprecated.
16384 * config/rs6000/7450.md (automaton ppc7450): Split up, move
16385 mciu_7450 function unit to...
16386 (automaton ppc7450mciu): ...new automaton.
16388 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
16389 (schedule_block): Don't consider inserting bubbles.
16390 (sched_init): Don't initialize DFA bubbles.
16391 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
16392 TARGET_SCHED_DFA_BUBBLE): Remove.
16393 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
16394 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
16395 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
16397 * stmt.c (conditional_context): Remove prototype.
16398 * tree.h (conditional_context): Remove.
16399 * tree-cfg.c (pre_insert_on_edge): Remove.
16401 * c-common.h (c_expand_asm_operands): Remove prototype.
16402 * c-typeck.c (c_expand_asm_operands): Remove.
16404 2004-07-09 Jan Beulich <jbeulich@novell.com>
16406 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
16407 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
16408 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
16409 and V8QI are class SSE. All sufficiently small remaining vector modes
16410 must be passed in one or two integer registers.
16411 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
16412 returned in memory.
16413 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
16414 __builtin_ia32_pmuludq128 have non-uniform argument and return types
16415 and must thus be handled explicitly.
16416 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
16418 (movv8qi_internal, movv4hi_internal, movv2si_internal,
16419 movv2sf_internal): Permit moving between MMX and XMM registers (since
16420 MMX areguments and return values are passed in XMM registers).
16421 (sse2_umulsidi3): Correct type and mode.
16423 2004-07-09 Richard Henderson <rth@redhat.com>
16425 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
16427 2004-07-09 Eric Christopher <echristo@redhat.com>
16429 * config/rs6000/40x.md: Split into two automatons.
16431 2004-07-09 Zack Weinberg <zack@codesourcery.com>
16432 Andrew Pinski <apinski@apple.com>
16434 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
16435 on when we have more than one input file.
16436 (c_common_parse_file): Restore loop over all input files.
16437 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
16439 * c-decl.c (set_type_context): New function.
16440 (pop_scope): Use it to set context of types. When we
16441 encounter a TYPE_DECL, set the context of the attached type too.
16442 (pop_file_scope): Don't call cpp_undef_all here.
16443 (diagnose_mismatched_decls): Do not complain about a second
16444 definition of an 'extern inline' function if it's not in the
16445 same translation unit. Do not complain about inline
16446 declaration after use if the use was in a different
16448 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
16449 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
16450 the external scope.
16451 (pushdecl_top_level): Likewise.
16452 (grokdeclarator): Clarify what is going on with setting
16453 DECL_EXTERNAL on function types, a little.
16454 (c_write_global_declarations): Don't do anything if
16455 -fsyntax-only or errors have been encountered.
16457 2004-07-09 Zack Weinberg <zack@codesourcery.com>
16459 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
16461 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16464 * pa.c (output_indirect_call): Use %r2 as the link register when
16465 calling $$dyncall with a pc-relative branch.
16467 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
16469 * doc/install.texi (Binaries): Mention OpenPKG.
16471 2004-07-09 Diego Novillo <dnovillo@redhat.com>
16473 Fix PR tree-optimization/15555
16474 * tree-dfa.c (dump_variable): If the variable is a pointer
16475 SSA_NAME, also dump its points-to information.
16476 * tree-flow.h (struct ptr_info_def): Add field
16478 (dump_points_to_info_for): Declare.
16479 (debug_points_to_info_for): Declare.
16480 * tree-optimize.c (init_tree_optimization_passes): Add a
16481 second alias analysis pass after DOM2.
16482 Move pass_del_pta to a later spot.
16483 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
16484 create a name tags when we find a dereferenced pointer. Just
16485 mark the pointer dereferenced.
16486 (collect_points_to_info_for): Move code to clear points-to
16487 information to create_name_tags.
16488 (create_name_tags): New function.
16489 (compute_flow_sensitive_aliasing): Call it.
16490 (setup_pointers_and_addressables): Mark type tags for renaming
16491 here instead of ...
16492 (create_memory_tag): ... here.
16493 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
16494 (dump_points_to_info_for): Declare extern.
16495 (debug_points_to_info_for): New function.
16497 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
16499 * config/arc/arc.md: Switch to DFA-based scheduler description.
16500 * config/arc/arc.c: Switch to DFA-based scheduler description.
16502 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
16504 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
16507 2004-07-09 Richard Henderson <rth@redhat.com>
16509 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
16510 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16511 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
16512 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
16514 * config/v850/v850-protos.h (v850_va_arg): Remove.
16515 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16516 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
16517 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
16518 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
16519 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
16521 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
16524 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
16525 and DImode to use +/-4k offset.
16527 2004-07-09 Richard Henderson <rth@redhat.com>
16529 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
16531 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16532 (xstormy16_gimplify_va_arg_expr): Rewrite from
16533 xstormy16_expand_builtin_va_arg.
16534 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
16536 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
16537 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
16539 * config/sh/sh-protos.h (sh_va_arg): Remove.
16540 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16541 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
16542 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
16544 * config/pa/pa-protos.h (hppa_va_arg): Remove.
16545 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16546 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
16547 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
16549 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
16550 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16551 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
16552 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
16554 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16556 * config/sparc/sparc.md (return): Rewrite length formula.
16557 * config/sparc/sparc.c (output_return): Pass 1 as 5th
16558 argument to final_scan_insn when in a delay slot.
16559 (output_sibcall): Likewise.
16561 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
16563 * arm.c (arm_cpp_interwork): New variable.
16564 (arm_override_options): Set it if TARGET_INTERWORK was on the command
16566 * arm.h (arm_cpp_interwork): Declare it.
16567 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
16568 __THUMB_INTERWORK__ in the preprocessor.
16570 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
16572 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
16574 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16577 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
16578 Override default settings to account for -m32 and -m64.
16580 2004-07-08 Randolph Chung <tausq@debian.org>
16582 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
16584 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
16586 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
16587 before comparing it as such.
16589 2004-07-08 Richard Henderson <rth@redhat.com>
16591 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
16592 temporary. Use bit arithmetic to align.
16594 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
16596 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
16597 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
16598 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
16599 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
16600 add_labels_and_missing_jumps, find_jump_block,
16601 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
16603 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
16604 link_btr_uses, move_btr_def): Likewise.
16605 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
16606 expand_builtin_expect_jump): Likewise.
16607 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
16608 * calls.c (expand_call, emit_library_call_value_1): Likewise.
16609 * cfganal.c (forwarder_block_p): Likewise.
16610 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
16611 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
16612 find_bb_boundaries): Likewise.
16613 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
16614 merge_blocks_move_predecessor_nojumps,
16615 merge_blocks_move_successor_nojumps, insns_match_p,
16616 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
16617 try_optimize_cfg): Likewise.
16618 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
16619 * cfglayout.c (skip_insns_after_block, label_for_bb,
16620 record_effective_endpoints, insn_locators_initialize,
16621 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
16622 * cfgmainloop.c (create_loop_notes): Likewise.
16623 * cfgrtl.c (delete_insn, delete_insn_chain,
16624 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
16625 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
16626 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
16627 redirect_branch_edge, force_nonfallthru_and_redirect,
16628 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
16629 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
16630 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
16631 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
16632 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
16633 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
16634 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
16635 * combine.c (combine_instructions, can_combine_p, try_combine,
16636 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
16637 distribute_notes, distribute_links, insn_cuid): Likewise.
16638 * cse.c (fold_rtx, cse_insn, cse_around_loop,
16639 invalidate_skipped_block, cse_set_around_loop,
16640 cse_end_of_basic_block, cse_main, cse_basic_block,
16641 cse_condition_code_reg): Likewise.
16642 * cselib.c (cselib_process_insn): Likewise.
16643 * ddg.c (create_ddg): Likewise.
16644 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
16646 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16647 gen_label_die, dwarf2out_var_location): Likewise.
16648 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
16649 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
16650 last_call_insn, active_insn_p, next_label, prev_label,
16651 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
16652 add_insn_before, remove_insn, add_function_usage_to,
16653 reorder_insns, find_line_note, remove_unnecessary_notes,
16654 emit_insn_after_1, classify_insn): Likewise.
16655 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
16656 connect_post_landing_pads, sjlj_mark_call_sites,
16657 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
16658 can_throw_internal, can_throw_external, set_nothrow_function_flags,
16659 convert_to_eh_region_ranges): Likewise.
16660 * explow.c (optimize_save_area_alloca): Likewise.
16661 * expr.c (expand_expr_real): Likewise.
16662 * final.c (insn_current_reference_address, compute_alignments,
16663 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
16664 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
16665 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
16666 propagate_block_delete_insn, propagate_one_insn,
16667 init_propagate_block_info, propagate_block, libcall_dead_p,
16668 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
16670 * function.c (instantiate_virtual_regs, reorder_blocks_1,
16671 expand_function_start, expand_function_end, contains,
16672 thread_prologue_and_epilogue_insns,
16673 reposition_prologue_and_epilogue_notes): Likewise.
16674 * gcse.c (constprop_register, bypass_conditional_jumps,
16675 insert_insn_end_bb, gcse_after_reload): Likewise.
16676 * genemit.c (gen_expand, gen_split): Likewise.
16677 * genpeep.c (gen_peephole, main): Likewise.
16678 * global.c (build_insn_chain): Likewise.
16679 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
16680 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
16681 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
16682 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
16683 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
16684 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
16685 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
16686 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
16687 dead_or_predicable): Likewise.
16688 * integrate.c (try_constants): Likewise.
16689 * jump.c (rebuild_jump_labels, cleanup_barriers,
16690 purge_line_number_notes, init_label_info, mark_all_labels,
16691 squeeze_notes, get_label_before, get_label_after,
16692 reversed_comparison_code_parts, simplejump_p, pc_set,
16693 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
16694 delete_barrier, delete_prior_computation, delete_computation,
16695 delete_related_insns, delete_for_peephole, redirect_jump):
16697 * lcm.c (optimize_mode_switching): Likewise.
16698 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
16700 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
16701 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
16702 * loop-iv.c (simplify_using_assignment): Likewise.
16703 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
16704 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
16705 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
16706 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
16707 check_insn_for_givs, check_final_value, update_giv_derive,
16708 basic_induction_var, product_cheap_p, check_dbra_loop,
16709 loop_insn_first_p, last_use_this_basic_block,
16710 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
16711 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
16712 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
16713 sms_schedule_by_order): Likewise.
16714 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
16715 * postreload.c (reload_cse_simplify_operands, reload_combine,
16716 reload_cse_move2add): Likewise.
16717 * predict.c (can_predict_insn_p, estimate_probability,
16718 expected_value_to_br_prob, process_note_predictions): Likewise.
16719 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
16720 * profile.c (branch_prob): Likewise.
16721 * ra-build.c (live_out_1, livethrough_conflicts_bb,
16722 detect_webs_set_in_cond_jump): Likewise.
16723 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
16724 ra_print_rtl_with_bb): Likewise.
16725 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
16726 * recog.c (next_insn_tests_no_inequality, find_single_use,
16727 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
16728 * reg-stack.c (next_flags_user, record_label_references,
16729 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
16730 compensate_edge, convert_regs_1): Likewise.
16731 * regclass.c (scan_one_insn): Likewise.
16732 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
16733 regmove_optimize, fixup_match_1, single_set_for_csa,
16734 combine_stack_adjustments_for_block): Likewise.
16735 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
16736 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
16737 find_equiv_reg): Likewise.
16738 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
16739 reload_as_needed, emit_input_reload_insns, do_output_reload,
16740 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
16742 * reorg.c (find_end_label, emit_delay_sequence,
16743 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
16744 get_jump_flags, rare_destination, mostly_true_jump,
16745 try_merge_delay_insns, redundant_insn, own_thread_p,
16746 fill_simple_delay_slots, fill_slots_from_thread,
16747 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
16748 dbr_schedule): Likewise.
16749 * resource.c (find_basic_block, next_insn_no_annul,
16750 find_dead_or_set_registers, mark_target_live_regs): Likewise.
16751 * rtl.h (RTX_PREV): Likewise.
16752 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
16753 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
16754 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
16755 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
16756 tablejump_p, computed_jump_p, insns_safe_to_move_p,
16757 find_first_parameter_load, can_hoist_insn_p): Likewise.
16758 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
16759 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
16760 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
16761 schedule_ebbs): Likewise.
16762 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
16763 is_conditionally_protected, can_schedule_ready_p,
16764 add_branch_dependences, debug_dependencies): Likewise.
16765 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
16767 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
16768 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
16769 set_dominates_use, ujump_to_loop_cont): Likewise.
16770 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
16771 * varasm.c (output_constant_pool_1): Likewise.
16773 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16775 * tree-scalar-evolution.c: New file.
16776 * tree-scalar-evolution.h: New file.
16777 * tree-ssa-loop-niter.c: New file.
16778 * Makefile.in (SCEV_H): New.
16779 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
16780 * cfgloop.h (struct loop): Add bounds field.
16781 * tree-flow.h (struct tree_niter_desc): New type.
16782 (number_of_iterations_cond, number_of_iterations_exit,
16783 loop_niter_by_eval, find_loop_niter_by_eval,
16784 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
16785 free_numbers_of_iterations_estimates): Declare.
16786 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
16787 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
16788 * doc/invoke.texi (max-iterations-to-track): Document.
16790 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
16792 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
16793 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
16794 (MODE_AFTER): Add cast appropriately.
16795 * config/sh/sh.md (movdi splitter): Likewise.
16796 (casesi_worker_2): Add const qualifier appropriately.
16797 (eh_return): Remove unused variable.
16798 (insv): Initialize v;
16800 2004-07-08 Richard Henderson <rth@redhat.com>
16802 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
16803 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16804 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
16805 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
16806 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
16808 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
16809 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16810 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
16811 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
16813 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
16814 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16815 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
16816 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
16818 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
16819 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16820 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
16821 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
16823 * config/i860/i860-protos.h (i860_va_arg): Remove.
16824 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16825 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
16826 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
16828 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
16830 * system.h: Prototype getpagesize if missing.
16831 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
16832 * configure: Regenerate.
16833 * config.in: Regenerate.
16835 2004-07-08 Richard Henderson <rth@redhat.com>
16837 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
16838 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16839 (fr30_gimplify_va_arg_expr): New.
16840 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
16841 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
16843 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
16846 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
16847 of asm_noperands result.
16849 2004-07-08 Richard Henderson <rth@redhat.com>
16851 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
16852 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16853 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
16854 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
16856 2004-07-08 Richard Henderson <rth@redhat.com>
16858 * builtins.c (ind_gimplify_va_arg_expr): New.
16859 * tree.h (ind_gimplify_va_arg_expr): Declare.
16860 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
16862 2004-07-08 Jan Beulich <jbeulich@novell.com>
16864 * expmed.c (extract_bit_field): Correct condition to use vec_extract
16865 patterns also on vector elements other than the first one.
16866 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
16869 2004-07-08 Geoffrey Keating <geoffk@apple.com>
16871 * config/rs6000/darwin-ldouble.c: Correct reference
16872 to the Linnainmaa paper.
16874 2004-07-08 Richard Henderson <rth@redhat.com>
16876 * config/arc/arc-protos.h (arc_va_arg): Remove.
16877 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16878 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
16879 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
16881 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
16882 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
16883 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
16884 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
16886 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16888 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
16890 2004-07-08 Zack Weinberg <zack@codesourcery.com>
16892 * c-decl.c (static_ctors, static_dtors): Make static.
16893 (pop_file_scope): Call c_common_write_pch and
16894 cgraph_finalize_compilation_unit here.
16895 (build_cdtor): Moved here from c-objc-common.c; simplify.
16896 (c_write_global_declarations_1): Clarify comment.
16897 (c_write_global_declarations): Close the external scope before
16898 doing anything else. Call build_cdtor, cgraph_optimize, and
16899 mudflap_finish_file here.
16900 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
16902 * c-objc-common.c: No need to include cgraph.h.
16903 (build_cdtor): Moved to c-decl.c.
16904 (c_objc_common_finish_file): Delete.
16905 * c-tree.h: Update to match.
16906 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
16907 (generate_static_references): Set TREE_USED before calling finish_decl.
16908 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
16909 on the static_instances_decl.
16911 2004-07-08 Zack Weinberg <zack@codesourcery.com>
16913 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
16914 decls when there is only one input translation unit.
16915 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
16916 change of 2004-07-05; do not treat declarations with
16917 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
16918 * opts.c (cur_in_fname): Delete.
16919 * opts.h: Likewise.
16920 * tree.c: Revert changes of 2004-07-05; no special treatment
16921 for TRANSLATION_UNIT_DECLs.
16922 * Makefile.in (tree.o): Update dependencies.
16924 2004-07-08 Roger Sayle <roger@eyesopen.com>
16926 * builtins.c (fold_builtin_strcpy): Merge functionality from
16927 simplify_builtin_strcpy. Add additional len argument. No longer
16928 static. Remove function prototype.
16929 (fold_builtin_strncpy): Likewise integrate functionality from
16930 simplify_builtin_strncpy. Add additional slen argument. No
16931 longer static. Remove function prototype.
16932 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
16933 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
16934 types of "ignore" and "unlocked" parameters to bool.
16935 (fold_builtin_1): Add additional ignore argument. Call renamed
16936 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
16937 builtins. Update arguments to fold_builtin_strncpy and
16938 fold_builtin_strcpy. Add function prototype.
16939 (fold_builtin): Add additional Boolean ignore argument to pass
16941 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
16942 and fold_builtin_strncpy instead of simplify_builtin_fputs,
16943 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
16945 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
16946 simplify_builtin_strncpy): Delete function prototypes.
16947 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
16948 fold_builtin_strncpy): Add function prototypes here.
16949 (fold_builtin): Update function prototype with new "bool ignore".
16951 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
16952 (ccp_fold_builtin): Update call to fold_builtin. Call
16953 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
16954 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
16955 simplify_builtin_strncpy respectively.
16956 * fold-const.c (fold): Update call to fold_builtin.
16958 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
16960 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
16963 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
16964 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
16965 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
16966 * calls.c: Remove ifdefs of macros above.
16967 * functions.c: Likewise.
16968 * expr.c: Likewise.
16970 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
16972 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
16973 (arch attribute): Delete.
16974 (current_function_calls_alloca attribute): Rename into calls_alloca.
16975 (calls_eh_return): New attribute.
16976 (leaf_function): Likewise.
16977 (length attribute): Fix formula for sibcalls.
16978 (return insn): Correctly compute the 'length' attribute.
16979 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
16981 2004-07-08 Richard Henderson <rth@redhat.com>
16983 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
16984 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
16985 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
16986 * tree-eh.c (lower_eh_constructs_1): Likewise.
16987 * tree-sra.c (sra_walk_modify_expr): Likewise.
16988 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16989 (eliminate_unnecessary_stmts): Likewise.
16990 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
16991 * tree-tailcall.c (optimize_tail_call): Likewise.
16992 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
16994 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
16995 Jakub Jelinek <jakub@redhat.com>
16997 * config/i386/i386.c (override_options): Enable
16998 SSE prefetches with -mtune, as long as we are
16999 compiling for i686 or higher. All i686 processors
17000 accept SSE prefetches as NOPS, some i586's don't.
17002 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17005 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
17007 2004-07-08 Diego Novillo <dnovillo@redhat.com>
17009 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
17010 the handling of clobbering ASM_EXPRs.
17012 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17015 * config/sparc/sparc.c (function_value): In 64-bit mode,
17016 return the aggregates larger than 16 bytes like unions.
17018 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17021 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
17022 'temp' is zero, generate new pseudos as needed and emit the
17023 sequence of insns in single-assignment form. Resync comments
17025 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
17026 function before reload.
17028 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
17030 * vec.c (vec_assert_fail): Remove duplicate 'function'.
17032 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
17034 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
17035 Allocation is signed.
17036 (VEC_reserve): Return flag, allocation is signed.
17038 2004-07-08 Richard Henderson <rth@redhat.com>
17040 * tree-ssa-ccp.c (fold_stmt): Get type directly from
17041 OBJ_TYPE_REF_OBJECT.
17043 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
17044 Neil Booth <neil@daikokuya.co.uk>
17048 * c-decl.c (finish_struct): Ensure bit-fields are given the
17050 * c-common.c (c_common_signed_or_unsigned_type): For C, require
17051 the precision to match as well as the mode.
17052 * expr.c (reduce_to_bit_field_precision): New function.
17053 (expand_expr_real_1): Reduce expressions of bit-field type to
17055 * langhooks.h (reduce_bit_field_operations): New hook.
17056 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
17058 * c-lang.c, objc/objc-lang.c
17059 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
17060 * objc/objc-act.c (check_ivars): Convert types to bit-field types
17062 * tree.c (build_nonstandard_integer_type): New function.
17063 * tree.h (build_nonstandard_integer_type): New prototype.
17064 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
17065 conversions between integer and boolean types as useless.
17067 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
17069 * c-common.c (c_common_nodes_and_builtins): Do not
17070 create __builtin_ptrdiff_t and __builtin_size_t.
17072 2004-07-08 Andrew Pinski <apinski@apple.com>
17074 * Makefile.in (libbackend.o): Add -combine to the gcc
17077 2004-07-08 Nick Clifton <nickc@redhat.com>
17079 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
17082 2004-07-08 Richard Henderson <rth@redhat.com>
17084 * except.c (expand_eh_region_start, expand_eh_region_end,
17085 expand_eh_handler, expand_eh_region_end_cleanup,
17086 expand_start_all_catch, expand_start_catch, expand_end_catch,
17087 expand_end_all_catch, expand_eh_region_end_allowed,
17088 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
17089 expand_eh_region_end_fixup): Remove.
17090 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
17091 cleanups, outer_cleanups, label_chain, exception_region.
17092 (struct goto_fixup): Remove stack_level, cleanup_list_list.
17093 (struct label_chain): Remove.
17094 (struct stmt_status): Remove x_stack_block_stack.
17095 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
17096 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
17097 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
17098 end_cleanup_deferral, last_cleanup_this_contour,
17099 containing_blocks_have_cleanups_or_stack_level,
17100 any_pending_cleanups): Remove.
17101 (expand_null_return_1): Take no arguments.
17102 (expand_label, expand_naked_return, expand_return,
17103 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
17104 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
17105 expand_end_case_type): Don't use any of them.
17106 * calls.c (expand_call): Likewise.
17107 * dojump.c (do_jump): Likewise.
17108 * function.c (expand_function_end): Likewise.
17109 * expr.c (store_expr, expand_expr_real_1): Likewise.
17110 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
17111 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
17112 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
17113 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
17114 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
17115 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
17116 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
17117 for WITH_CLEANUP_EXPR.
17118 (gimple_push_cleanup): Likewise.
17119 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
17120 * print-tree.c (print_node): Likewise.
17121 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
17122 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
17123 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
17124 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
17125 (GOTO_SUBROUTINE_EXPR): Remove.
17126 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
17127 (DECL_TOO_LATE): Remove.
17128 * except.h, tree.h: Update decls.
17130 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
17132 * explow.c (optimize_save_area_alloca): Do not accept parameters.
17133 * passes.c (rest_of_handle_final): Handle symout.
17134 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
17136 (rest_of_handle_sched): Break out SMS. Remove ifs for
17137 flag_schedule_insns and flag_modulo_sched.
17138 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
17139 collect at the end.
17140 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
17141 (rest_of_handle_partition_blocks, rest_of_handle_sms,
17142 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
17143 rest_of_handle_mode_switching, rest_of_handle_jump,
17144 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
17145 rest_of_handle_jump2, rest_of_handle_postreload,
17146 rest_of_handle_flow2, rest_of_clean_state,
17147 rest_of_handle_shorten_branches,
17148 rest_of_handle_prologue_epilogue,
17149 rest_of_handle_branch_target_load_optimize): New.
17150 (rest_of_compilation): Call the above. Remove ggc_collect
17151 calls moved to rest_of_handle_*.
17152 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
17154 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
17155 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
17156 * except.h (set_nothrow_function_flags): Update comment.
17157 * function.c (current_function_nothrow): Remove.
17158 * output.h (current_function_nothrow): Remove.
17159 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
17160 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
17162 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17165 * reorg.c: Revert 2004-06-30 change.
17166 (find_end_label): If HAVE_epilogue and !HAVE_return,
17167 return 0 instead of creating a label at the end of the insn chain.
17168 (optimize_skip): Account for the failure mode of find_end_label.
17169 (fill_simple_delay_slots): Likewise.
17170 (fill_slots_from_thread): Likewise.
17171 (relax_delay_slots): Likewise.
17173 2004-07-08 Diego Novillo <dnovillo@redhat.com>
17175 * tree-flow.h (addressable_vars): Declare.
17176 * tree-ssa-alias.c (addressable_vars): Define.
17177 (setup_pointers_and_addressables): Add addressable variables
17178 to addressable_vars.
17179 * tree-ssa-operands.c (get_stmt_operands): Move
17180 handling of ASM_EXPRs ...
17181 (get_asm_expr_operands): ... here.
17182 When the ASM_EXPR clobbers memory, also clobber addressable
17184 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
17185 (delete_tree_ssa): Reset addressable_vars.
17187 2004-07-07 Jan Beulich <jbeulich@novell.com>
17188 Richard Henderson <rth@redhat.com>
17190 * varasm.c (assemble_variable): Use assemble_zeros for
17191 zero-initialized variables.
17192 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
17193 for SECCAT_BSS and SECCAT_TBSS.
17195 2004-07-07 Jan Beulich <jbeulich@novell.com>
17197 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
17199 * expmed.c (emit_store_flag): Also special-case double-word
17200 (in-)equality comparison against -1.
17202 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
17203 passing arguments the containers for which are registers.
17205 * calls.c (emit_library_call_value_1): Use mode of function parameter
17206 rather than that of argument since constants have none.
17208 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
17210 Introduce H8SX support.
17211 * expr.c (expand_strcpy): Renamed and moved to...
17212 * builtins.c (expand_movstr): ... here. Tweak.
17213 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
17214 computed or has side effects.
17215 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
17216 unused, or if mempcpy fails. Adjust the return value in the
17217 latter case. Use movstr if everything else fails.
17218 * doc/md.texi (movstr): Document.
17219 (movmemM, clrmemM): Fix explanation of memory block operands.
17220 * config/h8300/h8300.md (stpcpy): Renamed to...
17221 (movstr): ... this. Adjust.
17222 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
17223 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
17224 movmem* and clrstr* to clrmem*.
17225 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
17226 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
17227 GENERAL_REGS, always.
17228 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
17229 getting the stack pointer as addr.
17230 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
17231 from general_operand_dst.
17232 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
17234 (movmd_internal): ... this. Add modes to operands. Disparage `D'
17235 instead of requiring it to match only before reload.
17236 (stpcpy_internal_normal): New, normal-mode variant of...
17237 (stpcpy_internal): ... this. Add modes to operands. Disparage
17238 `D' instead of requiring it to match only before reload.
17239 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
17241 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
17242 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
17244 * config/h8300/h8300.md (attr type): Add call.
17245 (attr can_delay): If type is call, set it no.
17246 (call, call_value): Set type to call.
17247 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
17248 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
17249 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
17250 * tree.c (get_narrower): Don't narrow integral types into
17251 non-integral types.
17252 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
17253 frame_size *before* the first use.
17254 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
17256 (peephole2): Don't widen instructions that push SP. Move
17257 decrement of SP to the end of all stm-generating peepholes.
17258 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
17259 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
17260 and OR to set it to all ones.
17261 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
17262 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
17263 (call, call_value): Set can_delay to "no".
17264 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
17265 * config/h8300/h8300.md (extzv): Make subreg check more robust.
17266 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
17267 * config/h8300/h8300.md (*brabit): Remove.
17268 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
17269 zero_extract. Use bit_memory_operand as the predicate for
17270 operand 1 and 'WU' as the constraint. Check the difference
17271 between the base length and the final one when deciding which
17272 type of branch to use.
17273 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
17274 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
17275 Use convert_move to extend the result for TARGET_H8300SX. Check
17276 for QImode memory references. Optimize the case where the
17277 destination is a paradoxical subreg.
17278 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
17279 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
17280 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
17281 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
17282 * config/h8300/h8300.md: Include mova.md
17283 (length_table): Add mova and mova_zero.
17284 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
17285 after all constant addresses for '%R', '%X', '%T' and '%S'.
17286 (h8300_mova_length): New function.
17287 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
17288 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
17289 dependencies for s-config, etc.
17290 * config/h8300/gemova.sh: New file.
17291 * config/h8300/mova.md: Generated.
17292 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
17293 * config/h8300/h8300.c (h8300_bitfield_length): New.
17294 (nibble_operand): Adjust.
17295 (h8300_binary_length): Handle conditional binary op.
17296 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
17297 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
17298 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
17299 and P#<0, unused so far. W and Y are now prefixes to multi-letter
17300 constraints. WU is introduced as a variant of U that requires a
17301 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
17302 * config/h8300/h8300.md (attr type): Added bitbranch.
17303 (attr length_table): Added bitfield and bitbranch.
17304 (attr length): Compute bitbranch length.
17305 (andqi): Separate pattern for H8300SX. Use bfld for loading the
17306 least-significant bit of a byte.
17307 (brabit, brabc, brabs): New.
17308 (insv, extzv): Emit bfst and bfld on H8300SX.
17309 (bfld, bfst, seq, sne): New.
17310 (bstzhireg, cmpstz, bstz, bistz): New.
17311 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
17312 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
17313 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
17314 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
17315 (h8sx_unary_memory_operator): New function.
17316 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
17317 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
17318 * config/h8300/h8300.md: Add peepholes to combine reloads and
17320 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
17321 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
17322 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
17323 (and?i, ior?i, xor?i): Likewise.
17324 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
17325 * config/h8300/h8300.c: Move enums and prototypes to head of file.
17326 Various whitespace fixes.
17327 (h8300_constant_length): New function, split out from...
17328 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
17329 (h8300_classify_operand): Use IN_RANGE.
17330 (h8300_classify_operand): Use h8300_constant_length.
17331 (h8300_short_move_mem_p): Tighten size check.
17332 (h8sx_mergeable_memrefs_p): Tighten equality check.
17333 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
17334 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
17336 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
17337 * config/h8300/crtn.asm: Likewise.
17338 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
17339 if __H8300SX__ is defined.
17340 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
17341 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
17342 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
17343 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
17344 addresses as mode-dependent.
17345 * config/h8300/h8300.c (print_operand_address): Update call to
17347 (h8300_get_index): Take a mode argument. Rework to fix an
17348 earlier misunderstanding.
17349 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
17350 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
17351 into a register if TARGET_H8300SX.
17352 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
17353 TARGET_H8300SX. Also disable related define_splits.
17354 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
17355 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
17356 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
17357 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
17358 * config/h8300/h8300.h (OK_FOR_Z): New macro.
17359 (EXTRA_CONSTRAINT_STR): Check it.
17360 * config/h8300/h8300.c (h8300_classify_operand): Accept null
17362 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
17363 * config/h8300/h8300.md (length_table): Add mov_imm4.
17364 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
17365 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
17366 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
17368 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
17369 * config/h8300/h8300.c (h8300_reorg): New function.
17370 (TARGET_MACHINE_DEPENDENT_REORG): Define.
17371 * config/h8300/h8300.md (length): Subtract the length of the
17372 delay slot from (pc) when checking the range of forward branches.
17373 (delay_slot, can_delay): New attributes.
17374 (define_delay): Add bra/s handling.
17375 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
17376 (jump): Add delayed-branch handling.
17377 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
17378 * expr.c (expand_strcpy): New function.
17379 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
17380 (expand_builtin_stpcpy): Likewise.
17381 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
17382 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
17383 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
17384 handling to improve register allocation for -fno-omit-frame-pointer.
17385 (h8sx_split_movmd): Delete, moving er6 handling into...
17386 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
17387 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
17388 (movmd): Add calls to copy_rtx.
17389 (movmd_internal): In the second alternative, allow the initial and
17390 final destination registers to be different . Update the splitter
17391 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
17392 instead of h8sx_split_movmd.
17393 (stpcpy, movsd): New expanders.
17394 (movsd_internal): New define_insn.
17395 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
17396 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
17397 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
17398 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
17399 and DESTINATION_REGS.
17400 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
17401 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
17402 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
17403 (h8300_move_ratio): Declare.
17404 (MOVE_RATIO): Use it.
17405 * config/h8300/h8300.c (h8300_move_ratio): New variable.
17406 (h8300_init_once): Initialize it.
17407 (h8300_reg_class_from_letter): New function.
17408 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
17409 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
17410 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
17411 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
17412 (movstrsi, movmd): New expanders.
17413 (movmd_internal): New insn.
17414 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
17415 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
17416 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
17417 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
17418 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
17419 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
17420 * config/h8300/h8300.c (nibble_operand): Fix warning.
17421 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
17422 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
17423 (movsf_h8300h): Disable for TARGET_H8300SX.
17424 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
17425 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
17426 h8300_stm_parallel and h8300_return_parallel.
17427 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
17428 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
17429 h8300_stm_parallel, h8300_return_parallel): New functions.
17430 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
17431 if TARGET_H8300SX. Use h8300_push_pop.
17432 (h8300_expand_epilogue): Likewise. Try to merge the return insn
17433 and final pop when generating h8sx code. Always emit some form
17435 * config/h8300/h8300.md: Don't enforce register alignment in
17436 stm peepholes if TARGET_H8300SX.
17437 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
17438 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
17439 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
17440 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
17441 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
17442 (MULTILIB_DIRNAMES): Add a directory for it.
17443 (MULTILIB_MATCHES): Delete.
17444 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
17445 * final.c (walk_alter_subreg): Handle addresses with subregs
17446 inside a ZERO_EXTEND or AND.
17447 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
17448 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
17450 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
17451 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
17452 @(dd,Rn.w) and @(dd,ERn.L).
17453 (h8300_displacement_size): Take the whole address as argument.
17454 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
17455 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
17456 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
17457 (h8sx_mergeable_memrefs_p): Declare.
17458 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
17459 (HAVE_PRE_INCREMENT): Likewise.
17460 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
17461 addresses for TARGET_H8300SX,
17462 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
17464 (movb_length_table, movl_length_table): New tables.
17465 (movw_length_table): Define to movb_length_table.
17466 (h8300_displacement_size): New, split out from...
17467 (h8300_classify_address): ...here. Handle pre/post inc/dec.
17468 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
17469 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
17470 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
17471 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
17472 (compute_plussi_length, compute_plussi_cc): Update accordingly.
17473 (h8sx_unary_shift_operator): Get the mode from the operator.
17474 (binary_shift_operator): Likewise.
17475 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
17476 a memory reference, check whether the reference is offsettable.
17477 (length_table): Add movb, movw and movl.
17478 (movqi): Add new h8sx pattern. Don't force one operand to be a
17479 register when generating h8sx code.
17480 (movhi, movsi, movsf): Likewise.
17481 (movstrictqi): Use the length_table attribute.
17482 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
17483 (addqi3): Split into a define_expand and define_insn. Don't accept
17484 memory operands in the expander. Use h8300_operands_match_p to
17485 check for matching operands in the define_insn.
17486 (subqi3, negqi2, one_cmplqi2): Likewise.
17487 (add[hs]i3): Don't accept memory operands in the expander. Likewise
17488 in any patterns that are unused in h8sx code. In the h8sx patterns,
17489 use h8300_operands_match_p to check whether operands match.
17490 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
17491 one_cmpl[hs]i3): Likewise.
17492 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
17494 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
17495 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
17496 (h8300_insn_length_from_table): Add a second parameter.
17497 (output_h8sx_shift): Declare.
17498 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
17499 (EXTRA_CONSTRAINT): Replace with...
17500 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
17501 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
17502 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
17503 and h8sx_binary_shift_operator.
17504 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
17505 for TARGET_H8300SX.
17506 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
17507 (bit_memory_operand, fix_bit_operand): Likewise.
17508 (h8300_length_table_for_insn): Remove.
17509 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
17511 (h8300_short_immediate_length, h8300_binary_length): New functions.
17512 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
17513 (output_plussi): Use sub to add negative constants.
17514 (compute_plussi_length): Adjust accordingly.
17515 (h8sx_single_shift_type): New enum.
17516 (h8sx_single_shift, h8sx_unary_shift_operator,
17517 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
17518 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
17519 single h8sx instruction. Return false in this case.
17520 * config/h8300/h8300.md (length_table): Add short_immediate.
17521 (length): Pass the operand array to h8300_insn_length_from_table.
17522 (adjust_length): Assume "no" for insns with a length_table attribute.
17523 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
17524 (*addhi3_h8300hs): Don't use for h8sx.
17525 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
17527 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
17528 1's predicate to nonimmediate_operand. Only skip default expansion
17529 if expand_a_shift or expand_a_rotate returns true. Add new patterns
17530 for single h8sx shift instructions.
17531 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
17532 * config/h8300/h8300.c (nibble_operand): Split out of...
17533 (reg_or_nibble_operand): ... this.
17534 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
17535 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
17536 umulhisi3): Introduce expand, and introduce separate insns for
17537 sign- or zero-extended REG and already-extended CONST_INT.
17538 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
17539 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
17540 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
17541 (subhi3): Likewise. Don't accept immediates for operand 1.
17542 Remove the early clobber from second alternative of the h8300s pattern.
17543 (subsi3): Generalize for h8sx. Force operand 2 into a register
17544 on plain h8300 targets.
17545 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
17546 (subsi3_h8300h): Generalize for h8sx.
17547 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
17548 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
17549 * config/h8300/h8300.c (reg_or_nibble_operand): New.
17550 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
17551 (TARGET_H8300SXMUL): New.
17552 (CONST_OK_FOR_P): New.
17553 (CONST_OK_FOR_LETTER_P): Adjust.
17554 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
17555 umulhisi3): Accept 4-bit immediate on H8SX.
17556 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
17557 (udivsi3, divhi3, udivsi3, divsi3): New.
17558 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
17559 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
17560 * config/h8300/h8300.h (OK_FOR_Q): New macro.
17561 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
17562 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
17563 Add ADDRESSOF to the bit_operand entry.
17564 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
17565 (h8300_src_operand): Likewise.
17566 (bit_operand): Check nonimmediate_operand rather than general_operand.
17567 Accept any nonimmediate_operand in h8sx code.
17568 (h8300_and_costs): Initialize operands[1].
17569 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
17570 (h8300_operand_class): New enum.
17571 (h8300_length_table): New typedef.
17572 (addb_length_table, addw_length_table, addl_length_table,
17573 logicl_length_table): New tables.
17574 (logicb_length_table, logicw_length_table): New macros.
17575 (h8300_classify_operand, h8300_length_from_table,
17576 h8300_length_table_for_insn, h8300_unary_length,
17577 h8300_insn_length_from_table): New functions.
17578 (output_plussi): Only use adds and subs for register destinations.
17579 Disable redundant clause.
17580 (compute_plussi_cc): Likewise.
17581 (compute_plussi_length): Likewise. Use h8300_length_from_table
17582 to work out the length of an insn.
17583 (output_logical_op): Only use narrower immediate instructions
17584 if the destination is a register.
17585 (compute_logical_op_cc): Likewise.
17586 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
17587 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
17588 * config/h8300/h8300.md (length_table): New attribute.
17589 (length): When an instruction has a length_table attribute, use
17590 h8300_insn_length_from_table to calculate its default length.
17591 (cmpqi): Use h8300_dst_operand for the first operand and
17592 h8300_src_operand for the second.
17593 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
17594 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
17595 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
17596 iorsi3, xorhi3, xorsi3): Likewise.
17597 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
17598 so that it allows any combination of operands for TARGET_H8300SX.
17599 (iorqi3, xorqi3): Likewise.
17600 (cmpqi): Use the length_table attribute.
17601 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
17602 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
17603 (cmpqi): Add 'Q' constraint.
17604 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
17605 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
17606 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
17607 * config/h8300/h8300.h (MASK_H8300SX): New macro.
17608 (TARGET_H8300S): True for both -ms and -msx.
17609 (TARGET_H8300SX): New macro.
17610 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
17611 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
17612 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
17613 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
17614 [Temporary change.]
17615 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
17616 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
17617 16-bit pointers and 32-bit ints.
17618 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
17619 CONST_DOUBLE with mode no wider than SImode.
17620 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
17622 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
17623 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
17625 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
17626 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
17627 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
17629 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
17631 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
17633 2004-07-07 Per Bothner <per@bothner.com>
17635 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
17637 2004-07-07 Mike Stump <mrs@apple.com>
17639 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
17640 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
17641 (machopic_finish): Likewise.
17643 2004-07-07 Richard Henderson <rth@redhat.com>
17645 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
17646 through any value-preserving cast.
17648 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
17650 * function.c (assign_parm_find_data_types): Call
17651 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
17653 2004-07-07 Steven Bosscher <stevenb@suse.de>
17655 * tree-cfg.c (group_case_labels): Remove case labels that have
17656 the same target as the default case.
17658 2004-07-07 Steven Bosscher <stevenb@suse.de>
17660 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
17661 regardless of DECL_LANG_SPECIFIC being present or not.
17662 * tree.h (DECL_NUM_STMTS): Purge.
17664 2004-07-07 Andrew Pinski <apinski@apple.com>
17666 * configure: Regenerate with the right autoconf.
17668 2004-07-07 David Edelsohn <edelsohn@gnu.org>
17670 * ifcvt.c (total_bb_rtx_cost): New function.
17671 (find_if_case_1): Compare rtx_cost of basic block to cost of
17673 (find_if_case_2): Same.
17675 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17678 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
17679 (output_return): Likewise.
17680 (output_sibcall): Abort if !flag_delayed_branch.
17681 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
17682 (emit_and_preserve): New function.
17683 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
17684 indirect jump to the thunked-to function if !flag_delayed_branch.
17685 * config/sparc/sparc.md (delayed_branch): New attribute.
17686 (load_pcrel_sym): Honor flag_delayed_branch. Use above
17687 attribute to compute the length of the insn.
17688 (goto_handler_and_restore): Likewise.
17690 2004-07-07 Andrew Pinski <apinski@apple.com>
17692 PR tree-optimization/15777
17693 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
17695 * expr.c (expand_expr_real_1): Fix formating.
17696 BUFFER_REF and IN_EXPR are dead.
17697 * fold-const.c (non_lvalue): BUFFER_REF is dead.
17698 * tree-inline.c (estimate_num_insns_1): Likewise.
17699 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
17700 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
17701 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
17703 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
17705 * collect2.c (dump_file): Don't call cplus_demangle if
17706 HAVE_LD_DEMANGLE is defined.
17707 (main): Pass "--demangle" to ld if no_demangle is not 0 and
17708 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
17709 if HAVE_LD_DEMANGLE is defined.
17711 * configure.ac (--with-demangler-in-ld): Added
17712 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
17713 --with-demangler-in-ld is used.
17714 * config.in: Regenerated.
17715 * configure: Likewise.
17717 2004-07-07 Roger Sayle <roger@eyesopen.com>
17719 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
17720 for simple floating point operations "fp", double precision
17721 multiplication "dmul", and single and double precision division
17722 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
17723 (ppc630_cost): New table split from ppc620_cost, to distinguish
17724 differences in floating point latencies.
17725 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
17726 (rs6000_rtx_costs): Add support for single and double precision
17727 floating point addition, subtraction, multiplication, division,
17728 fused-multiply-add, fused-multiply-sub, negation, absolute value
17729 and negative absolute value. Tweak MEM case to use prefered idiom.
17731 2004-07-07 Richard Henderson <rth@redhat.com>
17733 * tree-flow-inline.h (may_propagate_copy): Move...
17734 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
17735 attempt to copy between types requiring conversion.
17736 * tree-flow.h (may_propagate_copy): Update decl.
17737 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
17739 2004-07-07 Jakub Jelinek <jakub@redhat.com>
17741 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
17742 from -mtune= option.
17744 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
17746 * builtins.c: Rename movstr*, except for movstrict*, to
17747 movmem* and clrstr* to clrmem*.
17748 * expr.c: Likewise.
17749 * expr.h: Likewise.
17750 * genopinit.c: Likewise.
17751 * integrate.c: Likewise.
17752 * local-alloc.c: Likewise.
17753 * optabs.c: Likewise.
17754 * optabs.h: Likewise.
17755 * config/alpha/alpha.h: Likewise.
17756 * config/alpha/alpha.md: Likewise.
17757 * config/arm/arm-protos.h: Likewise.
17758 * config/arm/arm.c: Likewise.
17759 * config/arm/arm.md: Likewise.
17760 * config/avr/avr.md: Likewise.
17761 * config/c4x/c4x.c: Likewise.
17762 * config/c4x/c4x.md: Likewise.
17763 * config/frv/frv.md: Likewise.
17764 * config/i386/i386-protos.h: Likewise.
17765 * config/i386/i386.c: Likewise.
17766 * config/i386/i386.h: Likewise.
17767 * config/i386/i386.md: Likewise.
17768 * config/i860/i860.c: Likewise.
17769 * config/i860/i860.md: Likewise.
17770 * config/ip2k/ip2k.md: Likewise.
17771 * config/ip2k/libgcc.S: Likewise.
17772 * config/ip2k/t-ip2k: Likewise.
17773 * config/m32r/m32r.c: Likewise.
17774 * config/m32r/m32r.md: Likewise.
17775 * config/mcore/mcore.md: Likewise.
17776 * config/mips/mips.c: Likewise.
17777 * config/mips/mips.md: Likewise.
17778 * config/ns32k/ns32k.c: Likewise.
17779 * config/ns32k/ns32k.h: Likewise.
17780 * config/ns32k/ns32k.md: Likewise.
17781 * config/pa/pa.c: Likewise.
17782 * config/pa/pa.md: Likewise.
17783 * config/pdp11/pdp11.h: Likewise.
17784 * config/pdp11/pdp11.md: Likewise.
17785 * config/rs6000/rs6000.c: Likewise.
17786 * config/rs6000/rs6000.md: Likewise.
17787 * config/s390/s390-protos.h: Likewise.
17788 * config/s390/s390.c: Likewise.
17789 * config/s390/s390.md: Likewise.
17790 * config/sh/lib1funcs.asm: Likewise.
17791 * config/sh/sh.c: Likewise.
17792 * config/sh/sh.md: Likewise.
17793 * config/sh/t-sh: Likewise.
17794 * config/sparc/sparc.h: Likewise.
17795 * config/vax/vax.md: Likewise.
17796 * config/xtensa/xtensa.c: Likewise.
17797 * config/xtensa/xtensa.md: Likewise.
17798 * doc/invoke.texi: Likewise.
17799 * doc/md.texi: Likewise.
17800 * doc/rtl.texi: Likewise.
17802 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
17805 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
17806 * config/mips/mips.c (mips_declare_common_object): New function,
17807 mostly split out from...
17808 (mips_output_aligned_decl_common): ...here.
17809 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
17810 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
17811 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
17812 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
17814 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17817 * function.c (assign_parms): Fix typo from previous change.
17819 2004-07-07 Jason Merrill <jason@redhat.com>
17822 * doc/extend.texi (C++ Interface): Correct information and
17825 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
17830 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
17833 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
17836 * config/m32r/m32r.c (m32r_function_symbol): New function:
17837 Generate a symbol name RTX with the correct m32r specific flags
17839 (block_move_call): Use new function to generate correct symbol.
17840 * config/m32r/m32r-protos.h: Add prototype for new funcion.
17841 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
17844 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
17846 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
17847 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
17848 TYPE_BINFO_BASETYPE): Remove.
17849 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
17851 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
17853 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
17854 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
17855 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
17856 (struct tree_binfo): Rename base_types to base_binfos.
17857 * alias.c (record_component_aliases): Adjust BINFO macros.
17858 * dbxout.c (dbxout_type): Likewise.
17859 * dwarf2out.c (gen_member_die): Likewise.
17860 * sdbout.c (sdbout_one_type): Likewise.
17861 * tree-dump.c (deque_and_dump): Likewise.
17862 * config/i386/i386.c (classify_argument,
17863 contains_128bit_aligned_vector_p): Likewise.
17865 2004-07-07 Nick Clifton <nickc@redhat.com>
17867 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
17868 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
17870 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
17872 * vec.h: Fix the example use.
17874 2004-07-06 Richard Henderson <rth@redhat.com>
17876 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
17877 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
17878 * tree-inline.c (copy_body_r, setup_one_parameter,
17879 initialize_inlined_parameters, expand_call_inline,
17880 declare_inline_vars): Don't check it.
17881 (expand_calls_inline): Remove old version, rename new version
17882 from gimple_expand_calls_inline.
17883 * tree-optimize.c (execute_gimple): Remove.
17884 (pass_gimple): Don't run anything.
17886 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
17888 * doc/sourcebuild.texi: Use semicolons instead of commas in
17891 2004-07-06 Richard Henderson <rth@redhat.com>
17893 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
17894 (sra_walk_modify_expr, scan_init): Likewise.
17895 (generate_element_zero): Check visited before scanning children.
17896 (generate_element_init): Set visited on error.
17897 (scalarize_init): Handle generate_element_init failure similar
17900 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
17902 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
17903 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
17905 2004-07-06 Richard Henderson <rth@redhat.com>
17907 * config/i386/i386.c (legitimize_pic_address): Make static.
17908 (legitimize_address): Handle CONST with TLS operand.
17909 (ix86_expand_move): Don't call legitimize_pic_address directly.
17910 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
17912 2004-07-06 Roger Sayle <roger@eyesopen.com>
17914 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
17915 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
17916 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
17917 is currently executed unconditionally, i.e. not in "else_bb".
17919 2004-07-06 Steven Bosscher <stevenb@suse.de>
17921 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
17922 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17923 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
17924 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17925 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
17926 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17927 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
17928 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17929 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
17930 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17931 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
17932 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17933 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
17934 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17935 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
17936 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
17938 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
17940 * dojump.c (do_jump): REFERENCE_EXPR is dead.
17941 * expr.c (expand_expr_real_1): Ditto.
17942 * tree-inline.c (estimate_num_insns_1): Ditto.
17943 * tree-pretty-print.c (dump_generic_node): Ditto.
17944 (op_symbol): Ditto.
17947 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
17949 * tree-ssa-pre.c (reference_node_pool): New pool.
17950 (find_or_generate_expression): Class 'r' is okay too.
17951 (create_value_expr_from): Ditto.
17952 (add_to_sets): LHS should not include vuses.
17953 (eliminate): Ditto.
17954 (compute_avail): Reverse ordering of tests.
17955 Valuize INDIRECT_REF as well.
17957 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
17959 PR rtl-optimization/16380
17960 * loop.c (check_dbra_loop): Sink comparison instructions if they
17961 do something other than set cc0.
17963 2004-07-06 James E Wilson <wilson@specifixinc.com>
17965 * doc/interface.texi (longjmp and automatic variables): Delete
17966 paragraph recommending taking the address of a variable.
17968 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
17970 * vec.h (VEC_embedded_alloc): Remove.
17971 (VEC_embedded_size, VEC_embedded_init): New.
17972 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
17974 (VEC_truncate): New.
17975 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
17976 (vec_embedded_alloc): Remove.
17977 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
17978 (vec_embedded_alloc): Remove.
17980 2004-07-06 Mark Mitchell <mark@codesourcery.com>
17982 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
17983 (gt-langhooks.h): Remove.
17985 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
17987 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
17989 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
17991 * config/sparc/sparc.c (get_pc_symbol): Rename into
17992 add_pc_to_pic_symbol.
17993 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
17994 (load_pic_register): Account for previous changes.
17995 Use reg_names. Don't create the label twice.
17996 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
17997 UNSPEC_LOAD_PCREL_SYM.
17998 (get_pc): Rename into load_pcrel_sym. Add predicate to
17999 operands. Remove condition.
18001 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
18003 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
18004 RECORD, UNION & QUAL_UNION is actually a binfo.
18006 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
18007 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
18008 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
18009 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
18010 * dwarf2out.c (add_data_member_location_attribute): Likewise.
18011 (gen_inheritance_die): Likewise.
18012 * tree-dump.c (deque_and_dump): Likewise.
18013 * doc/c-tree.texi (Binfos): Add under reconstruction note.
18015 2004-07-06 Steven Bosscher <stevenb@suse.de>
18017 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
18019 * config/mcore/mcore.md: Model memory latency with a simple DFA
18020 pipeline description instead of a define_function_unit.
18022 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18024 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
18025 * langhooks.h (var_mod_type_p): Likewise.
18026 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
18027 * expr.c (count_type_elements): Properly handle return from
18028 array_type_nelts and properly test for overflow.
18029 * gimplify.c (gimplify_init_constructor): Properly handle return
18030 from array_type_nelts.
18031 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
18032 * integrate.c (copy_decl_for_inlining): Correct comments.
18033 * tree-inline.c (remap_decl): Update comments, remove dead code,
18034 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
18035 (remap_type): Only remap if variably modified by vars in function
18037 (copy_body_r): Use compatible_type langhooks to see when can fold.
18038 (setup_one_parameter): Don't remap type.
18039 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
18040 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
18041 compute TREE_INVARIANT for decl case.
18042 (find_var_from_fn): New function.
18043 (variably_modified_type_p): Add arg and call new function.
18044 * tree.h (variably_modified_type_p): Add extra arg.
18046 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
18048 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
18049 (goto_handler_and_restore_v9): Delete disabled insn.
18050 (goto_handler_and_restore_v9_sp64): Likewise.
18052 2004-07-05 Roger Sayle <roger@eyesopen.com>
18054 * calls.c (load_register_parameters): Call expand_shift instead
18055 of expand_binop with ashl_optab (or other shift optab) directly.
18056 * expr.c (emit_group_load, emit_group_store): Likewise.
18057 * function.c (assign_parm_setup_block): Likewise.
18058 * stmt.c (shift_return_value): Likewise.
18060 2004-07-05 Jakub Jelinek <jakub@redhat.com>
18062 * expr.c (expand_assignment): Disable the bitfield += optimizations.
18064 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
18066 * doc/sourcebuild.texi: Revert previous patch.
18068 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
18070 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
18071 TARGET_MEM_FUNCTIONS.
18072 * system.h: Poison TARGET_MEM_FUNCTIONS.
18073 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
18074 bcmp_libfunc, bzero_libfunc): Remove.
18075 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
18077 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
18078 * doc/standards.texi: Don't mention calling BSD string functions.
18079 * doc/invoke.texi: Likewise. Mention that memmove may be called.
18080 * config/vax/t-memfuncs: New.
18081 * config/memcmp.c, config/memcpy.c, config/memmove.c,
18082 config/memset.c: New.
18083 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
18084 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
18086 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
18087 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
18088 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
18089 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
18090 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
18091 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
18092 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
18093 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
18094 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
18095 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
18097 2004-07-05 Richard Henderson <rth@redhat.com>
18099 * function.c (assign_parm_setup_reg): Properly rename variables in
18100 FUNCTION_ARG_CALLEE_COPIES section.
18102 2004-07-05 Zack Weinberg <zack@codesourcery.com>
18104 * tree-mudflap.c: Include cgraph.h.
18105 (mf_init_extern_trees): Rename to mudflap_init. Export.
18106 Rewrite to create synthetic declarations instead of looking
18107 up declarations from mf-runtime.h.
18108 (mf_make_builtin, mf_make_cache_struct_type): New functions.
18109 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
18110 Correct commentary.
18111 (execute_mudflap_function_decls, mudflap_register_call):
18112 Don't call mf_init_extern_trees.
18113 (mudflap_finish_file): Use cgraph_build_static_cdtor.
18115 * tree-mudflap.h: Update prototypes.
18116 * c-mudflap.c: Delete file.
18117 * c-common.c: Include tree-mudflap.h.
18118 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
18119 * Makefile.in: Remove all references to c-mudflap.o.
18120 Update dependencies.
18122 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18124 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
18125 displacements with the spatial-locality cache-control completer.
18127 2004-07-05 Zack Weinberg <zack@codesourcery.com>
18129 * langhooks.c: Don't include gt-langhooks.h.
18130 (var_labelno): Delete.
18131 (lhd_set_decl_assembler_name): Do not append a distinguishing
18132 number to file-scope internal-linkage declarations for the first
18133 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
18134 the declaration itself (if at block scope), or its containing
18135 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
18138 * opts.c (cur_in_fname): New global.
18139 * opts.h: Declare it.
18140 * tree.c: Include opts.h.
18141 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
18142 DECL_UID equal to cur_in_fname.
18143 (copy_node_stat): Do not change DECL_UID when copying a
18144 TRANSLATION_UNIT_DECL.
18145 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
18146 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
18148 * c-decl.c (c_static_assembler_name): Delete.
18149 * c-tree.h (c_static_assembler_name): Delete prototype.
18150 * c-lang.c, objc/objc-lang.c: Don't override
18151 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
18153 * Makefile.in (tree.o): Update dependencies.
18154 (GTFILES): Remove langhooks.c.
18156 2004-07-05 Roger Sayle <roger@eyesopen.com>
18158 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
18159 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
18160 Normalize "X % C" as "X % -C" for signed modulus and negative C.
18161 Optimize "X % -Y" as "X % Y" for signed modulus.
18162 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
18163 into "((unsigned) X % Y) == 0".
18165 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
18167 * sourcebuild.texi (Config Fragments): Use @comma{} in
18168 cross-reference to section title.
18170 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18172 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
18173 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
18174 (gimplify_target_expr, gimplify_expr): Likewise.
18175 (copy_if_shared_r): No longer need special case for BIND_EXPR.
18176 (unshare_body, unvisit_body): Only look at nested if BODY_P is
18178 (gimplify_compound_lval): See if we can strip any useless conversion.
18179 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
18181 (gimplify_modify_expr_to_memset): Likewise.
18182 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
18183 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
18184 (declare_inline_vars): Likewise.
18185 (walk_type_fields): New function.
18186 (walk_tree): Use it.
18187 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
18189 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
18190 (sra_walk_modify_expr): Allow init function to fail.
18191 (scan_init): Now returns bool.
18192 (generate_element_init): If can't understand INIT, return false.
18193 (scalarize_init): Return false if generate_element_init does.
18195 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
18198 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
18199 bounds if bounds aren't constant.
18201 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
18203 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
18204 to type hooks; remove bogus PARAMS.
18206 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
18208 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
18209 * dwarf2out.c (add_data_member_location_attribute): Check for
18211 * tree.c (tree_node_kinds): Add "binfos".
18212 (binfo_lang_slots): New.
18213 (make_node_stat): Add TREE_BINFO.
18214 (make_tree_binfo_stat): New.
18215 (tree_node_structure): Add TREE_BINFO.
18216 * tree.def (TREE_BINFO): New.
18217 * tree.h (REC_OR_UNION_CHECK): Rename to ...
18218 (RECORD_OR_UNION_CHECK): ... here.
18219 (NOT_RECORD_OR_UNION_CHECK): New.
18220 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
18221 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
18222 RECORD_OR_UNION_CHECK.
18223 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
18224 (TYPE_LANG_SLOT_1): New.
18225 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
18226 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
18227 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
18228 (BINFO_ELTS): Remove.
18229 (BINFO_LANG_SLOT): New.
18230 (struct tree_binfo): New.
18231 (binfo_lang_slots): Declare.
18232 (enum tree_node_structure_enum): Add TS_BINFO.
18233 (union tree_node): Add binfo.
18234 (make_tree_binfo_stat): Declare.
18235 (make_tree_binfo): New.
18236 (enum tree_node_kind): Add binfo_kind.
18238 * objc/objc-act.c (start_class, objc_declare_protocols,
18239 start_protocols): Use TYPE_LANG_SLOT_1.
18240 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
18242 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
18243 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
18244 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
18245 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
18247 2004-07-05 Steven Bosscher <stevenb@suse.de>
18249 * rtl.h (struct rtx_def): Remove the integrated flag.
18250 Use the return_val flag for MEM_SCALAR_P.
18251 Reshuffle and update flags in CLEAR_RTX_FLAGS.
18253 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
18256 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
18257 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
18260 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
18262 * var-tracking.c: Fix some comments.
18263 (frame_stack_adjust): New.
18264 (vt_stack_adjustments): Init stack_adjust of entry block to
18265 minus stack adjustment of function prologue.
18266 (adjust_stack_reference): Do not adjust if adjustment == 0.
18267 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
18268 (emit_notes_in_bb): Likewise.
18269 (vt_add_function_parameters): Do not adjust locations of
18270 function arguments.
18271 (vt_initialize): Compute the stack adjustment of function
18272 prologue and offset the initial "location" of frame_base_decl
18273 from the stack pointer after prologue.
18275 2004-07-04 Richard Henderson <rth@redhat.com>
18277 * function.c (struct assign_parm_data_all): New.
18278 (struct assign_parm_data_one): New.
18279 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
18280 assign_parm_find_data_types, assign_parms_setup_varargs,
18281 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
18282 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
18283 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
18284 assign_parm_setup_block, assign_parm_setup_reg,
18285 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
18286 (assign_parms): ... here.
18288 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
18290 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
18291 now are bitmap_set_t's.
18292 (bitmap_insert_into_set): No point in inserting the value if
18294 (bitmap_set_contains): New function.
18295 (bitmap_set_replace_value): Add comment on why we do it
18297 (set_contains): Removed.
18298 (bitmap_set_subtract_from_value_set): New name of
18299 set_subtract now that it's arguments are two different
18302 (bitmap_find_leader): Change algorithm used.
18303 (find_or_generate_expression): Update use of functions for new
18305 (create_expression_by_pieces): Ditto.
18306 (insert_aux): Ditto.
18308 (add_to_sets): Ditto.
18310 (execute_pre): Ditto.
18311 (compute_avail): Ditto.
18312 Also ignore virtual phis.
18314 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
18316 * combine.c (simplify_comparison): Fix comment typo.
18318 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18320 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
18321 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
18322 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
18323 (output_restore): Change parameter from 'insn' to 'pat'.
18324 (output_return): Adjust call to output_restore.
18325 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
18326 Adjust call to output_restore.
18328 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
18330 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
18331 and assert system is bsd.
18333 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
18335 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
18336 (TARGET_SWITCHES): Remove -mdebugc.
18337 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
18338 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
18339 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
18340 (sle_[sd]i_reg): Delete.
18342 2004-07-04 Steven Bosscher <stevenb@suse.de>
18344 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
18346 * config/iq2000/iq2000.md: Translate old pipeline description to an
18347 equivalent new one.
18349 2004-07-04 Roger Sayle <roger@eyesopen.com>
18351 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
18352 Ensure the replacement rhs is valid gimple before performing
18353 the substitution. Return false if these sanity checks fail.
18354 (fold_stmt): Only set changed to true, if set_rhs returns true.
18355 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
18358 2004-07-04 Richard Henderson <rth@redhat.com>
18361 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
18363 2004-07-04 Mark Mitchell <mark@codesourcery.com>
18365 * configure.ac (ranlib_flags): New variable.
18366 * Makefile.in (RANLIB_FLAGS): New variable.
18367 (libbackend.a): Use it.
18368 * configure: Regenerated.
18370 2004-07-04 Roger Sayle <roger@eyesopen.com>
18372 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
18373 a "sign mask" instead of using ashr_optab directly.
18375 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
18377 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
18378 * doc/cppopts.texi: Clarify processing of command-line defines.
18380 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
18382 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
18384 2004-07-04 Richard Henderson <rth@redhat.com>
18386 * rtl.def (ADDRESSOF): Remove.
18387 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
18388 (find_base_term, memrefs_conflict_p): Likewise.
18389 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
18390 (fold_rtx, cse_insn, set_live_p): Likewise.
18391 * dwarf2out.c (mem_loc_descriptor): Likewise.
18392 (add_location_or_const_value_attribute): Likewise.
18393 * emit-rtl.c (copy_insn_1): Likewise.
18394 * explow.c (memory_address): Likewise.
18395 * expmed.c (store_split_bit_field): Likewise.
18396 * expr.c (expand_expr_real_1): Likewise.
18397 * function.c (instantiate_decl
18398 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
18399 * genrecog.c (preds, validate_pattern): Likewise.
18400 * integrate.c (copy_rtx_and_substitute): Likewise.
18401 * recog.c (general_operand, register_operand): Likewise.
18402 (memory_address_p): Likwise.
18403 * reload1.c (eliminate_regs, elimination_effects): Likewise.
18404 * rtl.c (copy_rtx): Likewise.
18405 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
18406 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
18407 * rtlhooks.c (gen_lowpart_general): Likewise.
18408 * stmt.c (expand_asm_operands): Likewise.
18409 * web.c (entry_register, replace_ref, web_main): Likewise.
18410 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
18411 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
18412 * config/arm/arm.c (thumb_rtx_costs): Likewise.
18413 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
18414 * config/frv/frv.c (move_destination_operand, move_source_operand,
18415 condexec_dest_operand, condexec_source_operand,
18416 condexec_memory_operand): Likewise.
18417 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
18418 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
18419 (destination_xfmode_operand): Likewise.
18420 * config/mips/mips.h (PREDICATE_CODES): Likewise.
18421 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
18422 * config/s390/s390.c (general_s_operand): Likewise.
18423 * config/s390/s390.md (mov*): Likewise.
18424 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
18426 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
18427 * expr.c (expand_expr_real_1): Likewise.
18428 * stmt.c (expand_decl): Likewise.
18429 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18431 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
18432 postponed_insns, put_var_into_stack, put_reg_into_stack,
18433 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
18434 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
18435 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
18436 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
18437 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
18438 purge_bitfield_addressof_replacements, purge_addressof_replacements,
18439 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
18440 struct insns_for_mem_walk_info, insns_for_mem_walk,
18441 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
18442 setjmp_protect_args): Remove.
18443 (push_function_context_to): Don't handle var_refs_queue.
18444 (pop_function_context_from, free_after_compilation): Likewise.
18445 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
18446 (assign_parms, allocate_struct_function): Likewise.
18447 (use_register_for_decl): New.
18448 (expand_function_end): Don't setjmp_protect.
18449 * function.h (struct emit_status): Update commentary.
18450 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
18451 (max_parm_reg, parm_reg_stack_loc): Remove.
18452 * passes.c (DFI_addressof): Remove.
18453 (dump_file_info): Remove addressof.
18454 (rest_of_handle_addressof): Remove.
18455 (rest_of_compilation): Don't call it.
18456 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
18457 * stmt.c (expand_decl): Use use_register_for_decl.
18458 * tree.h: Update decls.
18459 * web.c (mark_addressof): Remove.
18460 * doc/invoke.texi (-dF): Remove.
18462 2004-07-03 Richard Henderson <rth@redhat.com>
18464 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
18465 instead of gen_mem_addressof.
18466 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
18467 TImode output register.
18469 2004-07-03 Richard Henderson <rth@redhat.com>
18471 PR tree-optimization/16341
18472 * tree-sra.c (sra_walk_function): Increment to next stmt before
18473 processing the current stmt.
18474 (sra_insert_after): Always use BSI_SAME_STMT.
18476 2004-07-03 Richard Henderson <rth@redhat.com>
18478 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
18479 fp plus with minus.
18481 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
18483 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
18484 with tree_int_cst_equal.
18486 2004-07-03 Andreas Schwab <schwab@suse.de>
18488 * config/ia64/ia64.md: Define new attribute "empty".
18489 (prologue_use, nop_x, insn_group_barrier): Set it.
18491 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
18492 skip over "empty" insns.
18494 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18496 * tree-inline.c (initialize_inlined_parameters): Pass proper function
18497 context to gimplify_body.
18498 (walk_tree): Don't walk into types twice.
18499 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
18501 * tree-sra.c (generate_element_init): Remove any useless conversions.
18503 * gimplify.c (gimplify_conversion): Remove stripping useless
18504 conversions from here.
18505 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
18506 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
18507 Unshare before substituting PLACEHOLDER_EXPR.
18508 (gimplify_modify_expr_to_memset): Likewise.
18509 Pass address of TO to memset, not TO itself.
18510 (gimplify_init_constructor): Make copy of OBJECT so we have it each
18511 time we make an expression (to match a PLACEHOLDER_EXPR).
18513 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
18514 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
18515 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
18516 * tree-ssa-dom.c (local_fold): Likewise.
18518 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
18519 * langhooks.h (strct lang_hooks): New field type_max_size.
18520 * function.c (assign_temp): Call it.
18522 2004-07-03 Steven Bosscher <stevenb@suse.de>
18524 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
18525 * config/sh/sh.md: Convert the SH1 pipeline description to
18528 2004-07-02 Zack Weinberg <zack@codesourcery.com>
18530 * c-decl.c (struct c_binding): Remove contour field; add
18531 depth, invisible, nested fields.
18532 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
18533 (B_IN_EXTERNAL_SCOPE): New convenience macros.
18534 (bind): Add invisible and nested arguments. Initialize
18535 new fields of struct c_binding; adjust loop scanning for
18537 (free_binding_and_advance): Clear structure with memset.
18538 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
18539 in file scope, even if it's in external scope too.
18540 (pushdecl): Adjust to match. Create invisible file-scope
18541 declarations for block-scope forward declarations of static functions.
18542 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
18543 (undeclared_variable, lookup_label, declare_label, define_label)
18544 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
18545 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
18546 (store_parm_decls_oldstyle): Adjust to match.
18547 (diagnose_mismatched_decls): Correct handling of linkage clashes.
18548 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
18550 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
18551 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
18553 2004-07-02 Richard Henderson <rth@redhat.com>
18555 * c-decl.c (grokdeclarator): Don't frob current_function_decl
18556 around variable_size.
18557 (set_decl_nonlocal): Remove.
18558 (store_parm_decls): Add stmts for pending sizes.
18559 * calls.c (calls_function, calls_function_1): Remove.
18560 (precompute_arguments): Don't call it.
18561 * cfgexpand.c (set_save_expr_context): Remove.
18562 (tree_expand_cfg): Don't call it.
18563 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
18564 (dwarf2out_finish): Likewise.
18565 * expr.c (emit_block_move): Adjust addresses to BLKmode.
18566 (store_constructor): Don't pre-evaluate SAVE_EXPR.
18567 (safe_from_p): Don't queue SAVE_EXPRs.
18568 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
18569 or build plain VAR_DECLs.
18570 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
18572 (fold_checksum_tree): Don't special-case SAVE_EXPR.
18573 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
18574 (put_var_into_stack): Don't handle SAVE_EXPR.
18575 (gen_mem_addressof): Likewise.
18576 * function.h (struct function): Remove x_save_expr_regs.
18577 (save_expr_regs): Remove.
18578 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
18579 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
18580 * stor-layout.c (variable_size): Don't set it.
18581 (force_type_save_exprs, force_type_save_exprs_1): Remove.
18582 * tree-inline.c (remap_save_expr): Remove fn argument. Update
18583 all callers. Don't set SAVE_EXPR_CONTEXT.
18584 * tree-inline.h (remap_save_expr): Update decl.
18585 * tree.c (save_expr): Update build size.
18586 (first_rtl_op): Don't handle SAVE_EXPR.
18587 (unsave_expr_1, contains_placeholder_p): Likewise.
18588 (decl_function_context): Likewise.
18589 * tree.def (SAVE_EXPR): Remove args 1 and 2.
18590 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
18591 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
18593 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
18595 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
18596 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
18597 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
18598 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
18599 some first-person references and patronizing comments. Based on
18601 * doc/invoke.texi: Don't reference fortran@gnu.org.
18602 * doc/trouble.texi (Warning when a non-void function value is
18603 ignored): Rewrite. From Russ Allbery and Chris Devers.
18605 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
18607 * tree-ssa-pre.c (bitmap_set_t): New.
18608 (bb_value_sets): avail_out is now a bitmap_set_t.
18609 (bitmap_find_leader): New function.
18610 (bitmap_value_insert_into_set): Ditto.
18611 (bitmap_set_copy): Ditto.
18612 (bitmap_value_replace_in_set): Ditto.
18613 (bitmap_set_contains_value): Ditto.
18614 (bitmap_set_new): Ditto.
18615 (bitmap_set_pool): New pool.
18616 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
18617 (insert_aux): Ditto.
18618 (add_to_sets): Ditto.
18619 (compute_avail): Ditto
18620 (eliminate): Ditto.
18623 (execute_pre): Ditto.
18625 2004-07-02 Roger Sayle <roger@eyesopen.com>
18627 * config/rs6000/rs6000.c (struct processor_costs): New structure
18628 used to hold instruction latencies/sizes for processor types.
18629 (rs6000_cost): New global variable pointing to current CPU's costs.
18630 (rs6000_override_options): Initialize rs6000_cost to point to the
18631 appropriate cost table based upon rs6000_cpu and optimize_size.
18632 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
18635 2004-07-02 Richard Henderson <rth@redhat.com>
18637 * expmed.c (make_tree): Don't use SET_DECL_RTL.
18639 2004-07-02 Steven Bosscher <stevenb@suse.de>
18641 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
18643 2004-07-01 Richard Henderson <rth@redhat.com>
18645 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
18646 (alpha_gp_save_rtx): Use assign_stack_local instead of
18649 2004-07-01 Richard Henderson <rth@redhat.com>
18651 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
18652 (alpha_rtx_cost_data): Update to match.
18653 (alpha_rtx_cost_size): New.
18654 (alpha_rtx_costs): Honor optimize_size.
18656 2004-07-01 Richard Henderson <rth@redhat.com>
18658 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
18659 * cfgexpand.c (tree_expand_cfg): Do it here.
18660 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
18661 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
18662 * config/mips/mips.c (mips_output_mi_thunk): And here.
18663 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
18664 * config/sh/sh.c (sh_output_mi_thunk): And here.
18665 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
18667 2004-07-01 Richard Henderson <rth@redhat.com>
18669 * tree.def (RTL_EXPR): Remove.
18670 * c-typeck.c (lvalue_p): Don't handle it.
18671 * expr.c (safe_from_p): Likewise.
18672 (expand_expr_real_1): Likewise.
18673 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
18674 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
18675 * gengtype.c (adjust_field_tree_exp): Likewise.
18676 * stmt.c (warn_if_unused_value): Likewise.
18677 * tree-gimple.c (recalculate_side_effects): Likewise.
18678 * tree-pretty-print.c (dump_generic_node): Likewise.
18679 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
18680 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
18681 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
18683 * stmt.c (struct stmt_status): Remove x_last_expr_type,
18684 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
18685 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
18686 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
18687 all the bits that tracked last_expr.
18688 (expand_end_bindings): Don't track last_expr.
18689 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
18690 (clear_last_expr): Remove.
18691 (expand_asm): Don't call it.
18692 (expand_asm_operands, expand_end_cond): Likewise.
18693 (expand_naked_return, expand_null_return_1): Likewise.
18694 * c-typeck.c (c_begin_compound_stmt): Likewise.
18695 * cfgexpand.c (expand_block): Use expand_expr_stmt.
18696 * expr.c (expand_expr_real_1): Likewise.
18697 * tree.h: Update prototypes.
18699 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
18700 (struct emit_status): Remove sequence_rtl_expr.
18701 (struct function): Remove x_rtl_expr_chain.
18702 (seq_rtl_expr, rtl_expr_chain): Remove.
18703 * function.c (struct temp_slot): Remove rtl_expr.
18704 (assign_stack_temp_for_type): Don't set it.
18705 (free_temp_slots, pop_temp_slots): Don't check it.
18706 (free_after_compilation): Don't clear x_rtl_expr_chain.
18707 (fixup_var_refs): Don't search it.
18708 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
18709 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
18711 (push_topmost_sequence): Likewise.
18712 (end_sequence, init_emit): Likewise.
18713 (start_sequence_for_rtl_expr): Remove.
18714 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
18715 * rtl.h (preserve_rtl_expr_result): Remove.
18717 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
18719 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
18720 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
18723 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
18725 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
18726 (STANDARD_STARTFILE_PREFIX_2): Define.
18727 (standard_startfile_prefix_1): Initialize to
18728 STANDARD_STARTFILE_PREFIX_1.
18729 (standard_startfile_prefix_2): Initialize to
18730 STANDARD_STARTFILE_PREFIX_2.
18731 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
18732 (STANDARD_STARTFILE_PREFIX_1): Define.
18733 (STANDARD_STARTFILE_PREFIX_2): Define.
18734 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
18735 (STANDARD_STARTFILE_PREFIX_2): Document.
18737 2004-07-01 Richard Henderson <rth@redhat.com>
18739 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
18740 in order to disable scalarization. Instead set a flag and wait
18741 for a candidate decl.
18743 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
18745 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
18746 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
18747 Use terminology "testsuite" and "enumerated".
18749 2004-07-01 Richard Henderson <rth@redhat.com>
18751 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
18752 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
18753 (initial_return_save): Likewise.
18754 (flush_queued_reg_saves): Remap register numbers.
18755 (dwarf2out_return_reg): Likewise.
18757 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18759 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
18761 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
18762 access functions for lower bound and element size and only output
18763 if lower bound nonzero or element size not same as that of type.
18764 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
18766 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
18768 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
18770 2004-07-01 Per Bothner <per@bothner.com>
18772 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
18774 2004-07-01 Jakub Jelinek <jakub@redhat.com>
18776 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
18777 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
18778 first operand. Don't optimize if the bitfield is volatile.
18780 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
18782 * c-pretty-print.c (pp_c_postfix_expression): Handle
18783 floating-point comparison operators.
18784 (pp_c_expression): Pass floating-point comparison
18785 operators to pp_c_postfix_expression.
18787 2004-07-01 Roger Sayle <roger@eyesopen.com>
18789 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
18790 rtx_cost instead of "had_mult" to determine whether the transformed
18791 expression is cheaper than the original.
18793 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
18795 * alias.c (get_alias_set, canon_rtx, get_addr,
18796 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
18798 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
18799 expand_builtin): Likewise.
18800 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
18802 * combine.c (can_combine_p, combinable_i3pat, try_combine,
18803 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
18804 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
18805 record_dead_and_set_regs_1, get_last_value_validate,
18806 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
18807 * cse.c (check_dependence, canon_hash, equiv_constant,
18808 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
18809 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
18810 count_reg_usage): Likewise.
18811 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
18812 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
18813 cselib_record_sets): Likewise.
18814 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
18815 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
18816 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
18817 * df.c (df_uses_record): Likewise.
18818 * dojump (do_jump): Likewise.
18819 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
18820 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
18821 decl_start_label): Likewise.
18822 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
18823 operand_subword, change_address_1, make_safe_from): Likewise.
18824 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
18825 stabilize, force_not_mem): Likewise.
18826 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
18827 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
18828 * expr.c (convert_move, convert_modes, emit_block_move,
18829 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
18830 emit_move_insn_1, expand_assignment, store_expr,
18831 store_constructor_field, store_constructor, store_field,
18832 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
18834 * final.c (cleanup_subreg_operands, alter_subreg,
18835 get_mem_expr_from_op): Likewise.
18836 * flow.c (notice_stack_pointer_modification_1,
18837 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
18839 * function.c (mark_temp_addr_taken, preserve_temp_slots,
18840 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
18841 optimize_bit_field, flush_addressof, purge_addressof_1,
18842 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
18843 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
18844 keep_stack_depressed): Likewise.
18845 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
18846 noce_process_if_block, find_memory): Likewise.
18847 * integrate.c (subst_constants, allocate_initial_values): Likewise.
18848 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
18849 update_equiv_regs): Likewise.
18850 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
18851 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
18852 * optabs.c (expand_abs, emit_unop_insn): Likewise.
18853 * passes.c (rest_of_handle_final): Likewise.
18854 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
18855 move2add_note_store): Likewise.
18856 * ra-build.c (detect_remat_webs): Likewise.
18857 * ra-debug.c (dump_static_insn_cost): Likewise.
18858 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
18859 * recog.c (validate_change, apply_change_group, cancel_changes,
18860 validate_replace_rtx_1, general_operand, register_operand,
18861 nonmemory_operand, push_operand, pop_operand, memory_operand,
18862 indirect_operand, asm_operand_ok, offsettable_memref_p,
18863 offsettable_nonstrict_memref_p, constrain_operands,
18864 store_data_bypass_p): Likewise.
18865 * reg-stack.c (subst_stack_regs_pat): Likewise.
18866 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
18867 copy_cost, reg_scan_mark_refs): Likewise.
18868 * regmove.c (optimize_reg_copy_3, stack_memref_p,
18869 combine_stack_adjustments_for_block): Likewise.
18870 * regrename.c (copyprop_hardreg_forward_1): Likewise.
18871 * reload.c (can_reload_into, push_reload, decompose, immune_p,
18872 find_reloads, find_reloads_address, find_reloads_address_1,
18873 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
18874 find_equiv_reg): Likewise.
18875 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
18876 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
18877 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
18878 delete_address_reloads): Likewise.
18879 * resource.c (mark_referenced_resources): Likewise.
18880 * rtlanal.c (get_jump_table_offset, count_occurrences,
18881 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
18882 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
18883 num_sign_bit_copies1): Likewise.
18884 * rtlhooks.c (gen_lowpart_general): Likewise.
18885 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
18886 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
18887 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
18888 sdbout_global_decl): Likewise.
18889 * simplify-rtx.c (simplify_subreg): Likewise.
18890 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
18891 expand_anon_union_decl, expand_end_case_type): Likewise.
18892 * unroll.c (calculate_giv_inc): Likewise.
18893 * var-tracking.c (stack_adjust_offset_pre_post,
18894 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
18895 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
18896 vt_add_function_parameters): Likewise.
18897 * varasm.c (make_var_volatile, notice_global_symbol,
18898 assemble_external, decode_addr_const, mark_weak,
18899 default_encode_section_info): Likewise.
18901 2004-07-01 Steven Bosscher <stevenb@suse.de>
18903 * stmt.c (check_seenlabel): Remove.
18904 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
18906 2004-07-01 Richard Henderson <rth@redhat.com>
18908 * function.h (struct function): Remove x_function_call_count.
18909 (function_call_count): Remove.
18910 * calls.c (expand_call): Don't set it.
18911 * integrate.c (copy_rtx_and_substitute): Likewise.
18913 * function.h (struct function): Remove x_cleanup_label.
18914 (cleanup_label): Remove.
18915 * stmt.c (expand_value_return): Don't use it.
18916 * function.c (free_after_compilation): Don't set it.
18917 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
18918 * cfgexpand.c (tree_expand_cfg): Update call.
18919 * tree.h (expand_function_start): Update decl.
18921 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
18924 * c-lang.c (c_initialize_diagnostics): Move from here ...
18925 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
18926 (c_tree_printer): Use pretty-printer to format %T.
18927 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
18928 before '*' if not C++.
18929 (pp_c_direct_abstract_declarator): Don't try to print array upper
18930 bound for flexible array members.
18931 * c-tree.h: Include "diagnostic.h".
18932 (c_initialize_diagnostics): Declare.
18933 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
18934 * c-format.c (format_type_warning): New function. Improve
18935 diagnostics for incorrect format argument types.
18936 (check_format_types): Use it. Add two parameters. Use the
18937 TYPE_MAIN_VARIANT of wanted_type.
18938 (check_format_info_main): Pass new parameters to
18939 check_format_types.
18940 (struct format_wanted_type): Update comment.
18942 2004-07-01 Nick Clifton <nickc@redhat.com>
18944 * target.h (struct gcc_target): Add new field to struct cxx:
18945 import_export_class.
18946 * target-def.h (TARGET_CXX): Initialise the new field.
18947 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
18949 * doc/tm.texi: Document the new target hook.
18951 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
18953 * builtins.c (fold_builtin_classify): Fix typo.
18955 2004-07-01 Richard Henderson <rth@redhat.com>
18957 * function.c (identify_blocks, identify_blocks_1): Remove.
18958 * function.h (identify_blocks): Remove.
18959 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
18961 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
18963 * builtins.c (fold_builtin_classify): New.
18964 (fold_builtin_unordered_cmp): Fix commentary.
18965 (fold_builtin): Use it.
18966 * builtins.def: Define builtins for isnan,
18967 isnanf, isnanl, finite, finitef, finitel,
18968 isinf, isinff, isinfl.
18970 2004-07-01 Richard Henderson <rth@redhat.com>
18972 * function.h (struct function): Remove dont_emit_block_notes.
18973 * gimple-low.c (lower_function_body): Don't set it.
18974 * cfgexpand.c (expand_block): Don't check it.
18975 * cfglayout.c (insn_locators_initialize): Likewise.
18976 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
18977 * passes.c (rest_of_compilation): Likewise.
18978 * stmt.c (expand_start_bindings_and_block): Likewise.
18979 (expand_end_bindings): Likewise.
18981 2004-07-01 Richard Henderson <rth@redhat.com>
18983 * cgraph.h (cgraph_build_static_cdtor): Declare.
18984 * cgraphunit.c (cgraph_build_static_cdtor): New.
18985 * c-objc-common.c (build_cdtor): Use it.
18986 * coverage.c (create_coverage): Likewise.
18987 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
18988 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
18990 See ChangeLog.11 for earlier changes.