1 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
3 * config/rs6000/sysv4.opt: Fix typo.
5 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
6 Jakub Jelinek <jakub@redhat.com>
9 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
10 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
11 Don't use rep; movs{l,q} if the repetition count is really small,
12 instead use a sequence of movs{l,q} instructions.
14 2005-05-06 Jeff Law <law@redhat.com>
16 PR tree-optimization/21380
17 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
18 thread through a block with no preds.
20 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
22 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
23 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
24 add_call_read_ops): Use VEC instead of VARRAY.
26 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
28 * config/mcore/mcore.c (mcore_print_operand_address): Use
29 gcc_assert and gcc_unreachable as appropriate.
30 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
31 mcore_output_andn, output_inline_const, mcore_output_move,
32 mcore_output_movedouble, mcore_expand_block_move,
33 layout_mcore_frame, mcore_initial_elimination_offset,
34 mcore_expand_prolog, mcore_mark_dllexport,
35 mcore_mark_dllimport): Likewise.
36 * config/mcore/mcore.h (switch_to_section): Likewise.
37 * config/mcore/mcore.md: Likewise.
39 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
41 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
42 TARGET_PROFILE_KERNEL.
44 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
45 TARGET_PROFILE_KERNEL use.
47 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
49 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
50 and gcc_unreachable, as appropriate.
51 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
52 m32r_expand_prologue, m32r_output_function_epilogue,
53 m32r_legitimize_pic_address, m32r_print_operand_address,
54 emit_cond_move, m32r_function_symbol,
55 m32r_output_block_move): Likewise.
56 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
57 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
58 *rev_zero_branch_insn): Likewise.
60 2005-05-06 Jakub Jelinek <jakub@redhat.com>
63 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
64 if both NEWDECL and OLDDECL are already weak.
66 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
68 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
70 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
71 Kaz Kojima <kkojima@gcc.gnu.org>
73 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
76 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
77 David Edelsohn <edelsohn@gnu.org>
79 * config.gcc: Add .opt magic for the rs6000 ports.
81 * doc/invoke.texi: Document -mabi= option properly. Document
82 -misel and -mno-sel. Document -mspe and -mno-spe. Document
83 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
86 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
87 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
90 * config/rs6000/aix.opt: New.
91 * config/rs6000/aix41.opt: New.
92 * config/rs6000/aix64.opt: New.
93 * config/rs6000/darwin.opt: New.
94 * config/rs6000/linux64.opt: New.
95 * config/rs6000/rs6000.opt: New.
96 * config/rs6000/sysv4.opt: New.
98 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
99 associated TARGET_*. Remove SUBTARGET_OPTIONS,
101 Define TARGET_USES_SYSV4_OPT.
102 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
103 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
104 TARGET_USES_AIX64_OPT.
105 * config/rs6000/aix51.h: Same.
106 * config/rs6000/aix52.h: Same.
107 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
108 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
109 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
110 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
111 * config/rs6000/linux64.h: Use
112 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
114 * config/rs6000/rs6000.c: Remove definitions of
115 rs6000_sched_restricted_insns_priority,
116 rs6000_long_double_size_string, rs6000_altivec_vrsave,
117 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
118 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
119 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
120 rs6000_alignment_string. Define rs6000_explicit_options.
121 (rs6000_parse_abi_options): Remove.
122 (rs6000_parse_alignment_option): Remove.
123 (rs6000_parse_float_gprs_option): Remove.
124 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
125 TARGET_DEFAULT_TARGET_FLAGS.
126 (rs6000_override_options): Revamp to use new .opt machinery.
128 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
129 of new .opt machinery. Remove target_flags. Redefine
130 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
131 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
132 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
133 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
134 rs6000_longcall_switch, rs6000_default_long_calls,
135 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
136 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
137 TARGET_ALTIVEC_VRSAVE.
139 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
141 * config.gcc (hppa1.1-*-rtems*): Remove.
142 * config/pa/rtems.h: Remove.
144 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
146 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
147 Exclude roe/603e multilib variants.
149 2005-05-04 Denis Chertykov <denisc@overta.ru>
152 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
155 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
157 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
158 arm/pe.opt to $extra_options.
159 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
160 (target_float_abi_name, target_float_switch, target_abi_name)
161 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
162 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
163 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
164 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
165 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
166 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
167 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
168 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
169 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
170 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
171 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
172 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
173 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
174 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
175 (arm_pic_register_string): Delete.
176 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
178 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
179 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
180 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
181 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
182 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
183 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
184 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
185 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
186 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
187 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
188 (SUBTARGET_SWITCHES): Delete.
189 * config/arm/arm.c (target_float_switch): Delete.
190 (arm_cpu_select): Moved from config/arm/arm.h.
191 (target_fpu_name, target_fpe_name, target_float_abi_name)
192 (target_abi_name, structure_size_string, arm_pic_register_string)
193 (arm_select): Make static.
194 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
195 (arm_handle_option): New function.
196 (arm_override_options): Update target_flags checks for new mask names.
197 Remove target_float_switch code.
198 (arm_expand_prologue, thumb_expand_prologue): Check
199 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
200 * config/arm/arm.opt, config/arm/pe.opt: New files.
202 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
204 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
205 gcc_unreachable as appropriate.
206 (arc_double_limm_p, arc_setup_incoming_varargs,
207 arc_compute_function_type, arc_output_function_prologue,
208 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
209 output_shift, arc_print_operand, arc_print_operand_address,
210 arc_final_prescan_insn): Likewise.
211 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
213 2005-05-04 Geoffrey Keating <geoffk@apple.com>
215 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
220 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
221 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
222 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
223 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
224 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
225 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
226 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
227 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
229 2005-05-05 Paul Brook <paul@codesourcery.com>
231 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
232 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
233 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
234 and tree-data-ref.h with *_H variables.
236 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
238 * config/m32r/xm-m32r.h, config/m32r/linux.h: Delete files.
240 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
242 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
244 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
246 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
248 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
250 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
251 setting of vrsave register for current function after
252 call to save_world is emitted.
254 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
256 * config/mmix/predicates.md: New file.
257 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
258 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
259 (mmix_foldable_comparison_operator, mmix_comparison_operator)
260 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
261 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
263 * config/mmix/mmix.md: Include predicates.md.
264 ("call", "call_value"): Force address to register if it isn't a
265 mmix_symbolic_or_address_operand.
267 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
269 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
270 the flags are of appropriate types.
271 (num_ssa_operands): Generalize using the generic interface.
272 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
275 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
277 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
278 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
280 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
282 * tree-outof-ssa.c (edge_leader, stmt_list,
283 analyze_edges_for_bb): Use VEC instead of VARRAY.
284 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
285 (perform_edge_inserts): Call init_analayze_edges_for_bb and
286 fini_analayze_edges_for_bb.
288 2005-05-04 James E Wilson <wilson@specifixinc.com>
291 * gcc.c (process_command): In the second argv scan loop, ignore
292 Xassembler and Xpreprocessor, along with their argument.
294 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
296 * tree-flow-inline.h, tree-ssa-operands.c,
297 tree-ssa-operands.h, tree-ssa-opfinalize.h:
298 Likewise. tree-vn.c: Fix comment typos.
299 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
301 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
303 * doc/tm.texi (Target Hooks): Document
304 TARGET_RESOLVE_OVERLOADED_BUILTIN.
306 2005-05-04 Paul Brook <paul@codesourcery.com>
308 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
310 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
312 * dwarf2out.c (incomplete_types, retry_incomplete_types,
313 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
316 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
317 get_expansion, expand_var_during_unrolling,
318 insert_var_expansion_initialization,
319 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
322 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
325 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
328 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
329 the same as INTEGER_TYPE.
330 (fold_binary): Fold "bool_var != 0" to bool_var.
331 Fold "bool_var == 1" to bool_var.
333 2004-05-03 Richard Henderson <rth@redhat.com>
336 * function.c (instantiate_virtual_regs_in_insn): Use the mode
337 from recog_data instead of insn_data.
339 2005-05-03 DJ Delorie <dj@redhat.com>
341 * common.opt (fdiagnostics-show-option): No variable is needed.
342 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
343 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
344 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
345 Save and restore original message format. Use flag in context
347 (warning): Don't test for enabled warnings here.
348 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
351 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
353 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
354 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
355 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
356 * aclocal.m4: Don't include accross.m4.
357 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
358 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
359 * configure, config.in: Regenerate.
361 2005-05-04 Jakub Jelinek <jakub@redhat.com>
364 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
365 (clear_storage): Add argument.
366 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
367 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
369 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
370 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
371 (store_expr, store_constructor): Adjust callers.
372 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
373 to emit_block_move if CALL_EXPR_TAILCALL (exp).
374 (expand_builtin_memmove): Add ORIG_EXP argument, copy
375 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
376 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
377 with EXP. Pass EXP to expand_builtin_memmove.
378 (expand_builtin_memset): Add ORIG_EXP argument, pass
379 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
380 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
381 Pass EXP to expand_builtin_memset.
382 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
384 (expand_builtin_strncmp): Likewise.
385 (expand_builtin_printf): Replace ARGLIST argument with EXP.
386 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
387 (expand_builtin_fprintf): Likewise.
388 (expand_builtin): Adjust calls to
389 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
391 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
394 PR rtl-optimization/21239
395 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
397 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
399 * tree-flow.h (tree_ann_common_d): Move aux to ...
400 (stmt_ann_d): ... here.
401 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
402 move_computations_stmt, schedule_sm): Update references to
404 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
406 * tree-cfg.c (remove_bb): Remove a redundant call to
408 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
411 2005-05-03 Richard Henderson <rth@redhat.com>
413 * config/rs6000/rs6000.c: Remove conflict markers.
415 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
417 2005-05-03 James E Wilson <wilson@specifixinc.com>
419 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
421 2005-05-03 DJ Delorie <dj@redhat.com>
423 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
424 decide if the warning will be printed.
425 * calls.c (expand_call): Likewise.
426 * function.c (init-function_start): Likewise.
428 * common.opt (-fdiagnostics-show-option): New.
429 * opts.c (option_enabled): Accept the option index instead of a
430 pointer to the option descriptor.
431 * opts.h (option_enabled): Likewise.
432 * toplev.c (print_switch_values): Pass option index, not option
434 * diagnostic.h (diagnostic_info): Add option_index.
435 * diagnostic.c: Include opts.h.
436 (diagnostic_set_info): Initialize option_index.
437 (diagnostic_report_diagnostic): Amend option name if appropriate.
438 (warning): Check to see if the specified warning is enabled.
440 * doc/invoke.texi (-fdiagnostics-show-options): Document.
442 2005-05-03 Richard Henderson <rth@redhat.com>
444 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
445 SPEC_OR_GEN_REGS definitions.
447 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
450 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
451 for unavailable registers.
453 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
455 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
457 * cfglayout.c (block_locators_blocks,
458 insn_locators_initialize, insn_scope): Use VEC instead of
461 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
462 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
465 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
467 * config/sparc/predicates.md (const_compl_high_operand): New.
468 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
470 (sparc_emit_set_const64_quick1): Adjust for above change.
471 (sparc_emit_set_const64_quick2): Likewise.
472 (sparc_emit_set_const64_longway): Likewise.
473 (sparc_emit_set_const64): Likewise.
474 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
475 movdi_const64_special): Delete.
476 (logical constant splitters): Use const_compl_high_operand.
478 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
480 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
481 rather than STRIP_NOPS.
483 2005-05-03 Jakub Jelinek <jakub@redhat.com>
485 PR rtl-optimization/21330
486 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
488 (unswitch_single_loop): Clear cinsn when retrying.
491 * config/i386/i386.c (legitimize_address): When canonicalizing
492 ASHIFT into MULT, multiply by 1 << shift_count instead of
493 1 << log2 (shift_count).
495 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
497 * lambda-code.c (gcc_loop_to_lambda_loop,
498 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
499 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
500 generic operand interface.
501 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
502 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
503 generic operand interface.
504 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
505 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
506 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
507 num_imm_uses): Use ssa_use_operand_t.
508 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
509 get_v_must_def_ops): Delete.
510 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
511 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
512 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
513 get_v_must_def_kill_ptr): Delete.
514 (delink_stmt_imm_use): Move and use new operand interface.
515 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
516 op_iter_next_tree): Use new operand implementation.
517 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
518 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
520 (op_iter_next_mustdef, op_iter_next_maydef,
521 op_iter_next_must_and_may_def): Delete. Replace with...
522 (op_iter_next_maymustdef): New. Combine must and may next operations.
523 (op_iter_init_maydef, op_iter_init_mustdef,
524 op_iter_init_must_and_may_def): Use new interface.
525 (single_ssa_tree_operand ): New. Process single operands only as trees.
526 (single_ssa_use_operand): New. Process single operands only as uses.
527 (single_ssa_def_operand): New. Process single operands only as defs.
528 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
530 (num_ssa_operands): New. Count the number of specified operands.
531 (compare_ssa_operands_equal): New. Compare two statements' operands.
532 (single_phi_def): New. Return true if PHI has one def of the specified
534 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
535 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
536 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
537 (struct stmt_ann_d): Operands field no longer require GTY().
538 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
539 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
540 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
541 dump_replaceable_exprs, rewrite_trees): Use generic interface.
542 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
543 Use use_operand_p instead of ssa_imm_use_t *.
544 * tree-pretty-print.c (dump_vops): check if operands are active before
545 dumping virtual operands.
546 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
547 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
548 (ccp_fold): Use new interface.
549 (ccp_visit_stmt): Remove unused variables and code.
550 (convert_to_gimple_builtin): Insert statements before calling
551 mark_new_vars_to_rename.
552 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
553 (copy_prop_visit_cond_stmt): Use generic interface.
554 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
556 (thread_across_edge): Use generic interface.
557 (initialize_hash_element): Initialzie with stmt, not annotation.
558 (eliminate_redundant_computations): Use generic interface.
559 (record_equivalences_from_stmt): Pass stmt, not annotation.
560 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
562 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
563 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
564 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
565 generic operand interface.
566 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
568 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
570 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
571 (build_defs, build_uses, build_v_may_defs, build_vuses,
572 build_v_must_defs): Change type to struct opbuild_list_d.
573 (ops_active): New. Operands active boolean.
574 (operand_memory, operand_memory_index): New. Operand memory managers.
575 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
576 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
577 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
578 Change from functions to static variable list heads.
579 (opbuild_initialize_virtual): New. Initialize a virtual build list.
580 (opbuild_initialize_real): New. Initialize a virtual build list.
581 (opbuild_free): New. Free a build list.
582 (opbuild_num_elems): New. Number of items in a list.
583 (opbuild_append_real): New. Add a real (tree *) operand.
584 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
585 (opbuild_first): New. Return first element index in a list.
586 (opbuild_next): New. Return next element in a list.
587 (opbuild_elem_real): New. Return real element.
588 (opbuild_elem_virtual): New. Return virtual element.
589 (opbuild_elem_uid): New. Return UID of virtual element.
590 (opbuild_clear): New. Reset an operand list.
591 (opbuild_remove_elem): New. Remove an element form a list.
592 (ssa_operands_active): New. Return true if operand cache is active.
593 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
594 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
595 (correct_use_link): Use use_operand_p.
596 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
597 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
598 (cleanup_v_may_defs): Use new implmentation.
599 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
601 (append_def, append_use, append_v_may_def, append_vuse,
602 append_v_must_def): Call opbuild_append routine instead of using varray.
603 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
604 global parse_old_ops variable.
605 (free_ssa_operands): New implementation.
606 (update_stmt_operands): Move. Change argument to build_ssa_operands.
607 (copy_virtual_operands): Move. New generic implementation.
608 (create_ssa_artficial_load_stmt): Move. New implementation.
609 (swap_tree_operands): Update for new implementation.
610 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
611 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
612 rather than a varray.
613 (verify_imm_links): Use use_operand_p.
614 (dump_immediate_uses_for): If the immediate use variable is a virtual
615 variable, show the virtual ops in the stmt.
616 * tree-ssa-operands.h (def_operand_p): No longer a structure.
617 (NULL_DEF_OPERAND_P): Now a #define.
618 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
619 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
620 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
621 mustdef_optype_d): New. Use Linked list representation.
622 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
623 (struct ssa_operand_memory_d): New. Allocated Chunk node.
624 (struct stmt_operands_d): Change to new pointers that are not GTY.
625 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
626 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
627 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
628 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
629 SET_V_MUST_DEF_KILL): Delete.
630 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
631 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
632 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
633 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
634 (enum ssa_op_iter_type): Operand iterator typechecking values.
635 (struct ssa_operand_iterator_d): Use linked lists of operands.
636 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
637 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
638 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
639 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
640 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
641 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
642 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
643 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
644 * tree-ssa-opfinalize.h: New. Function templates for expansion.
645 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
646 alloc_vuse, and alloc_mustdef.
647 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
648 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
649 and finalize_ssa_v_must_def_ops.
650 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
651 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
653 (compute_avail): Use generic iterator interface.
654 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
655 (stmt_makes_single_load, stmt_makes_single_store): Use
657 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
658 (statement_sink_location): Use generic interface.
659 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
660 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
661 reset the immediate use link nodes.
662 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
663 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
664 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
665 (eliminate_tail_call): Use generic operand interface.
666 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
667 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
669 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
671 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
672 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
674 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
675 Use statement pointer instead of vuse_optype. Use generic interface.
676 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
677 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
678 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
679 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
680 * doc/tree-ssa.texi: Update documentation for operand interface.
682 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
684 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
685 gcc_unreachable as appropriate.
686 (machopic_function_base_name, machopic_indirect_data_reference,
687 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
688 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
689 * config/rs6000/altivec.md (*mov<mode>_internal,
690 build_vector_mask_for_load): Likewise.
691 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
692 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
693 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
694 * config/rs6000/predicates.md (easy_fp_constant,
695 logical_operand): Likewise.
696 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
697 compute_save_world_info, rs6000_emit_prologue,
698 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
699 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
702 2005-05-03 Uros Bizjak <uros@kss-loka.si>
705 * convert.c (convert_to_integer): Convert ceil and floor in
708 2005-04-29 Geoffrey Keating <geoffk@apple.com>
711 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
712 define_insn_and_split. Split only when memory operand is
713 offsettable. Use adjust_address rather than plus_constant.
714 (floatunssidf2_internal): Likewise.
715 (fix_truncdfsi2_internal): Split only when memory operand is
716 offsettable. Use adjust_address rather than plus_constant.
717 (fix_trunctfsi2_internal): Likewise.
718 (floatsidf2_internal): Likewise.
720 2005-05-02 Diego Novillo <dnovillo@redhat.com>
722 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
723 (set_value_range_to_null): Likewise.
724 (set_value_range_to_varying): New function. Use it in all
725 call sites that used to call set_value_range (vr, VR_VARYING, ...).
726 (extract_range_from_assert): If the integral type has a
727 super-type, and LIMIT is not within MIN and MAX values of that
728 type, set the resulting range to VR_VARYING.
730 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
732 * config/mmix/mmix.opt: New file.
733 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
734 (mmix_cc1_ignored_option): Don't declare.
735 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
736 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
737 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
738 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
739 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
740 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
741 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
742 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
744 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
745 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
746 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
748 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
751 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
752 * c-decl.c (current_function_prototype_built_in,
753 current_function_prototype_arg_types): New.
754 (merge_decls): Keep source location of prototype followed by
755 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
756 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
757 (start_function): Always set current_function_prototype_locus,
758 current_function_prototype_built_in and
759 current_function_prototype_arg_types. Check for external
760 prototype whether or not visible for external function and set
761 current_function_prototype_arg_types accordingly.
762 (store_parm_decls_oldstyle): Use
763 current_function_prototype_arg_types for checking old-style
764 definition against prototype. Give warnings only if
765 current_function_prototype_built_in).
767 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
769 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
770 (ggc_alloc_zone_stat): Don't define.
771 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
772 ggc_alloc_zone_pass_stat.
773 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
774 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
775 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
777 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
779 * calls.c (expand_call): Handle current_function_pretend_args_size
780 when checking for sibcalls.
782 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
784 PR tree-optimization/21294
785 * tree-vrp.c (vrp_expr_computes_nonzero): New.
786 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
788 2005-05-02 Janis Johnson <janis187@us.ibm.com>
791 * gcov-io.h: Declare gcov external functions hidden.
793 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
795 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
796 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
797 Use VEC instead of VARRAY.
800 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
803 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
805 * c-common.c (resolve_overloaded_builtin): Forward to target
806 hook for BUILT_IN_MD built-ins.
807 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
808 for all types of built-in.
809 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
810 in the definition of the target hooks struct.
811 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
812 * config/rs6000/altivec.h: Rewritten.
813 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
814 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
815 rs6000_builtin_type, rs6000_builtin_type_compatible,
816 altivec_overloaded_builtins, rs6000_builtin_type,
817 rs6000_builtin_type_compatible): New.
818 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
820 (def_builtin): Turn into a function. Check for duplicates and store
821 the builtin into rs6000_builtin_decls.
822 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
823 bdesc_1arg): Add overloaded builtins.
824 (altivec_expand_builtin): Check for unresolved overloaded builtins,
825 do not support ALTIVEC_COMPILETIME_ERROR.
826 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
827 nodes to represent front-end types.
828 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
829 with opaque arguments and/or return values.
830 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
831 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
832 (rs6000_builtin_type_index): New.
833 (is_ev64_opaque_type): Rename to...
834 (rs6000_is_opaque_type): ... this.
835 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
838 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
840 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
843 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
844 Bernd Schmidt <bernd.schmidt@analog.com>
846 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
847 print_address_operand, print_operand, legitimize_pic_address,
848 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
849 output_pop_multiple): Use gcc_assert or gcc_unreachable as
851 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
853 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
855 * doc/passes.texi: Document vectorization pass.
857 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
859 * tree-scalar-evolution.c (get_exit_conditions_rec,
860 select_loops_exit_conditions,
861 number_of_iterations_for_all_loops,
862 analyze_scalar_evolution_for_all_loop_phi_nodes,
863 scev_analysis): Use VEC instead of VARRAY.
865 2005-05-02 Michael Matz <matz@suse.de>
868 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
869 (warn_strict_null_sentinel): Define.
870 (check_function_sentinel): Check for null_node as valid sentinel too.
871 * c-common.h (c_tree_index): Added CTI_NULL.
872 (null_node) Define global_tree[CTI_NULL].
873 (warn_strict_null_sentinel): Declare.
874 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
875 * c.opt: (Wstrict-null-sentinel): New C++ option.
876 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
878 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
880 * gimplify.c (gimplify_compound_lval): Use VEC instead of
883 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
885 * dwarf2out.c (decl_scope_table, push_decl_scope,
886 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
889 2005-05-01 Mark Mitchell <mark@codesourcery.com>
892 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
894 * doc/cpp.texi (__DEPRECATED): Document.
895 (__EXCEPTIONS): Likewise.
896 (__GXX_WEAK__): Likewise.
898 * function.c (INVOKE__main): Do not define.
899 (expand_main_function): Check HAS_INIT_SECTION when determining
900 whether or not to call __main.
902 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
904 * tree-ssa-loop-ivopts.c: Fix a comment typo.
906 2005-01-05 Paul Brook <paul@codesourcery.com>
908 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
909 (INITIALIZE_TRAMPOLINE): Use it.
910 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
911 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
912 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
914 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
916 * doc/install.texi (Specific): Omit dots in the @anchors names
917 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
918 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
920 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
922 PR tree-optimization/18316
923 PR tree-optimization/19126
924 * tree.c (build_int_cst_type): Avoid shift by size of type.
925 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
927 * tree-scalar-evolution.h (simple_iv): Declaration changed.
928 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
930 (dump_cand): Dump depends_on information.
931 (determine_biv_step): Add argument to simple_iv call.
932 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
933 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
935 (add_candidate_1): Record depends_on for candidates.
936 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
937 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
938 Handle ivs with nonconstant step.
939 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
940 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
941 (create_new_iv): Unshare the step before passing it to create_iv.
942 (free_loop_data): Free cand->depends_on.
943 (build_addr_strip_iref): New function.
944 (find_interesting_uses_address): Use build_addr_strip_iref.
945 (strip_offset_1): Split the recursive part from strip_offset.
946 Strip constant offset component_refs and array_refs.
947 (strip_offset): Split the recursive part to strip_offset_1.
948 (add_address_candidates): Removed.
949 (add_derived_ivs_candidates): Do not use add_address_candidates.
950 (add_iv_value_candidates): Add candidates with stripped constant
951 offset. Consider all candidates with initial value 0 important.
952 (struct affine_tree_combination): New.
953 (aff_combination_const, aff_combination_elt, aff_combination_scale,
954 aff_combination_add_elt, aff_combination_add,
955 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
956 fold_affine_sum): New functions.
957 (get_computation_at): Use fold_affine_sum.
958 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
959 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
962 2005-04-30 Michael Matz <matz@suse.de>
964 * config/i386/i386.md (movmemsi): Also active when
965 TARGET_INLINE_ALL_STRINGOPS.
967 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
970 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
972 2005-04-30 Paul Brook <paul@codesourcery.com>
974 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
976 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
977 * config/arm/ieee754-sf.S: Ditto.
978 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
979 (FUNC_ALIAS): Use .thumb_set for thumb routines.
981 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
983 * tree-ssanames.c: Fix a comment typo.
984 * doc/options.texi: Fix a typo.
986 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
988 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
989 gcc_unreachable as appropriate.
990 (split_adds_subs, cond_string, print_operand,
991 h8300_initial_elimination_offset, h8300_classify_operand,
992 h8300_unary_length, h8300_short_immediate_length,
993 h8300_bitfield_length, h8300_binary_length,
994 h8300_insn_length_from_table, compute_mov_length, output_plussi,
995 compute_plussi_length, compute_plussi_cc, output_logical_op,
996 compute_logical_op_length, compute_logical_op_cc,
997 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
998 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
999 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
1000 h8300_regs_ok_for_stm): Likewise.
1001 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
1002 monitor_prologue): Likewise.
1004 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1006 * loop-invariant.c (invariants, create_new_invariant,
1007 get_inv_cost, best_gain_for_invariant,
1008 find_invariants_to_move, move_invariants,
1009 init_inv_motion_data, free_inv_motion_data): Use VEC instead
1012 2005-04-29 Richard Henderson <rth@redhat.com>
1014 * function.c (instantiate_decls): Remove valid_only argument.
1015 (instantiate_decls_1, instantiate_decl): Likewise.
1016 (instantiate_virtual_regs_1): Delete.
1017 (instantiate_virtual_regs_lossage): Delete.
1018 (instantiate_virtual_regs_in_rtx): New.
1019 (safe_insn_predicate): New.
1020 (instantiate_virtual_regs_in_insn): New.
1021 (instantiate_virtual_regs): Update to match all that. Only run
1022 instantiate_decls once.
1024 2005-04-29 Richard Henderson <rth@redhat.com>
1025 Daniel Jacobowitz <dan@codesourcery.com>
1027 * gengtype.c (write_func_for_structure): Split out ...
1028 (output_type_enum): ... new function. Fix thinko accessing
1029 TYPE_PARAM_STRUCT data.
1031 2005-04-29 Tom Tromey <tromey@redhat.com>
1033 * tree.c (build_block): Removed unused 'tags' argument.
1034 * tree.h (build_block): Removed argument.
1036 2005-04-29 Michael Matz <matz@suse.de>
1038 PR rtl-optimization/21144
1039 * postreload.c (reload_cse_move2add): Check for VOIDmode.
1041 2005-04-29 Bob Wilson <bob.wilson@acm.org>
1043 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
1044 flag_reorder_blocks.
1046 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1048 PR tree-optimization/21030
1049 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
1050 ranges where VR->MAX is smaller than VR->MIN.
1052 2005-04-29 Devang Patel <dpatel@apple.com>
1054 PR tree-optimization/21272
1055 PR tree-optimization/21266
1056 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
1058 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
1060 * tree-flow-inline.h: Fix a comment typo.
1061 * doc/tree-ssa.texi: Fix a typo.
1063 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
1065 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1067 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
1068 gcc_unreachable as appropriate.
1069 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
1070 fr30_print_operand, fr30_move_double): Likewise.
1071 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
1073 2005-04-29 Mark Mitchell <mark@codesourcery.com>
1075 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
1076 definition has already been provided.
1077 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1078 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
1079 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1081 2005-04-29 Jim Tison <jtison@us.ibm.com>
1083 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
1084 trace hooks calls to improve performance.
1086 2005-04-29 Julian Brown <julian@codesourcery.com>
1087 Mark Mitchell <mark@codesourcery.com>
1088 Paul Brook <paul@codesourcery.com>
1090 * crtstuff.c: Handle targets that use .init_array.
1091 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
1092 that INVOKE__main is set correctly.
1093 (expand_main_function): Test INVOKE__main.
1094 * libgcc2.c: Do not define __main when using .init_array.
1095 * config/arm/arm.c (arm_elf_asm_constructor): New function.
1096 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
1098 (DTORS_SECTION_ASM_OP): Likewise.
1099 (CTOR_LIST_BEGIN): Define specially when in libgcc.
1100 (CTOR_LIST_END): Likewise.
1101 (DTOR_LIST_BEGIN): Likewise.
1102 (DTOR_LIST_END): Likewise.
1103 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
1104 (FINI_SECTION_ASM_OP): Likewise.
1105 (INIT_ARRAY_SECTION_ASM_OP): Define.
1106 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1107 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
1108 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
1109 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
1110 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1112 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1114 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
1115 gcc_assert and gcc_unreachable as appropriate.
1116 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
1117 const_int_cost, output_move_const_into_data_reg,
1118 output_move_qimode, output_move_double, find_addr_reg,
1119 print_operand, print_operand_address): Likewise.
1120 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
1121 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
1122 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
1123 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
1124 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
1125 conditional_trap): Likewise.
1126 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
1128 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1130 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
1131 gcc_unreachable as appropriate.
1132 (gen_conditional_move, xtensa_split_operand_pair,
1133 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
1134 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
1135 xtensa_copy_incoming_a7, xtensa_output_literal,
1136 xtensa_output_literal, xtensa_output_literal): Likewise.
1137 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1138 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
1139 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
1140 movsicc_internal1, movsfcc_internal0,
1141 movsfcc_internal1): Likewise.
1143 2005-04-28 James E Wilson <wilson@specifixinc.com>
1145 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
1146 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
1148 2005-04-28 DJ Delorie <dj@redhat.com>
1150 * opt-functions.awk (var_set): Emit proper initializer for
1151 non-target bitfields.
1153 2005-04-28 Devang Patel <dpatel@apple.com>
1155 * dbxout.c (have_used_extensions): Remove.
1156 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
1157 have_used_extensions.
1159 2005-04-28 James E Wilson <wilson@specifixinc.com>
1161 * doc/install.texi: Update -enable-languages info. Correct path to
1164 2005-04-28 DJ Delorie <dj@redhat.com>
1166 * optc-gen.awk (END): Make sure no variable is defined more
1168 * opth-gen.awk (END): Allocate bits on a per-variable basis.
1169 Allow for bitfield variables other than target_flags.
1170 * doc/options.text (Mask): Document that you may specify a
1171 variable other than target_flags.
1173 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
1175 PR rtl-optimization/18877
1176 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
1177 number in val.start.
1179 2005-04-28 David Edelsohn <edelsohn@gnu.org>
1182 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
1184 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1185 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1186 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
1188 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
1190 * arm.c (legitimize_pic_address): Fix sense of assertion test for
1191 creating pseudos when the base offset is too large.
1193 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1195 * global.c (earlyclobber_regclass): Change the type to
1197 (check_earlyclobber): Update uses of earlyclobber_regclass.
1198 (mark_reg_use_for_earlyclobber): Likewise.
1199 (calculate_local_reg_bb_info): Allocate and free
1200 earlyclobber_regclass using the VEC API.
1202 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
1204 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
1207 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1209 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
1212 * config.gcc: Obsolete c4x-* and tic4x-*.
1214 * tree.h (edge_def): Remove.
1216 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
1217 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
1218 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
1219 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
1222 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
1223 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
1224 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
1225 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
1226 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
1227 machmode.def, mips-tfile.c, params.c, pretty-print.c,
1228 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
1229 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
1230 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
1231 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
1232 config/i386/cygming.h, config/i386/djgpp.h,
1233 config/i386/lynx.h, config/i386/netware.c,
1234 config/i386/winnt.c, config/ia64/ia64-c.c,
1235 config/iq2000/iq2000.c, config/m32r/little.h,
1236 config/m68k/m68k-protos.h, config/m68k/m68k.h,
1237 config/m68k/m68k.md, config/mcore/mcore.c,
1238 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
1239 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
1240 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
1241 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
1242 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
1243 config/pdp11/pdp11.h, config/rs6000/darwin.h,
1244 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
1245 config/s390/2064.md, config/s390/2084.md,
1246 config/s390/s390-modes.def, config/s390/s390-protos.h,
1247 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
1248 config/stormy16/stormy16.c, config/vax/vax-protos.h,
1249 config/vax/vax.c, config/vax/vax.h,
1250 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
1253 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
1255 * c-typeck.c (build_compound_expr): Correct logic in last change.
1257 2005-04-27 James E. Wilson <wilson@specifixinc.com>
1259 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
1260 parameters. Replace conditional move code with assert checking for
1261 ar.lc. Delete obsolete comments.
1262 (set_src_needs_barrier): Delete cond parameter, and code using it.
1263 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
1264 assert checking for PR_REGS. Fix calls to update_set_flags and
1265 set_src_needs_barrier.
1266 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
1267 callers. Rewrite explanatory comment before the function.
1268 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
1271 2005-04-27 Mike Stump <mrs@apple.com>
1273 * doc/cpp.texi: gcc now implements universal character names.
1275 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1278 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1279 being a compound expression whose right-hand side is cast to void.
1281 2005-04-27 Caroline Tice <ctice@apple.com>
1283 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1284 Remove targetm.have_named_sections test.
1285 (fix_edges_for_rarely_executed_code): Likewise.
1286 (insert_section_boundary_note): Likewise.
1287 (reorder_basic_blocks): Check partitioning flag before calling
1288 verify_hot_cold_block_grouping.
1289 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1290 the function struct rather than global variables.
1291 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1292 (COLD_END_LABEL): Likewise
1293 (cold_text_section_label): New static global variable.
1294 (cold_end_label): Likewise.
1295 (dwarf2out_switch_text_section): Get hot/cold section labels from
1296 the function struct rather than global variables; test to make sure
1298 (output_aranges): Use cold_text_section_label and cold_end_label;
1299 check partitioning flag before putting out delta.
1300 (output_ranges): Remove incorrect code attempting to use
1302 (output_line_info): Get cold section label from function struct; test
1303 to make sure cfun is defined.
1304 (add_location_or_const_value_attribute): Likewise.
1305 (dwarf2out_var_location): Likewise.
1306 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1307 write out cold_text_section_label if partition flag is set.
1308 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1309 * function.h (struct function): Add new fields to point to hot/cold
1310 section labels: hot_section_label, cold_section_label,
1311 hot_section_end_label and cold_section_end_label; also add new field
1312 for cold text section name, unlikely_text_section_name.
1313 * opts.c (decode_options): Turn off partitioning flag if
1314 !targetm.have_named_sections.
1315 * output.h (hot_section_label): Remove.
1316 (hot_section_end_label): Remove.
1317 (cold_section_end_label): Remove.
1318 (unlikely_section_label): Remove.
1319 (unlikely_text_section_name): Remove.
1320 * passes.c (rest_of_handle_final): Remove extra blank line.
1321 * varasm.c (unlikely_section_label): Remove.
1322 (hot_section_label): Remove.
1323 (hot_section_end_label): Remove.
1324 (cold_section_end_label): Remove.
1325 (unlikely_text_section_name): Remove.
1326 (initialize_cold_section_name): Modify to call
1327 targetm.strip_name_encoding; to store cold section name in current
1328 function struct, if it exists; and to only use the decl_section_name
1329 if flag_named_sections is true.
1330 (unlikely_text_section): Modify to get section name out of current
1331 function struct, if there is one; otherwise build it from
1332 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1333 (in_unlikely_text_section): Likewise.
1334 (named_section): Modify to get/put cold section name in current function
1335 struct, if there is one.
1336 (function_section): Change 'bool unlikely' to 'int reloc'; check
1337 targetm.have_named_sections before calling named_section.
1338 (current_function_section): Likewise.
1339 (assemble_start_function): Modify to get/put unlikely_text_section_name
1340 in current function struct; modify to get hot/cold section labels
1341 from function struct; initialize labels using
1342 ASM_GENERATE_INTERNAL_LABEL;
1343 test partitioning flag before writing out hot section label.
1344 (assemble_end_function): Test partitioning flag before writing out
1345 hot/cold section labels.
1346 (default_section_type_flags_1): Get cold text section name from
1347 function struct if there is one; Set flags correctly for
1348 cold text section if there is not a current function struct.
1350 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1352 * tree-ssa-propagate.c (set_rhs): Revert last change.
1354 2005-04-27 Steve Ellcey <sje@cup.hp.com>
1356 * explow.c (convert_memory_address): Add gcc_assert.
1358 2005-04-27 Mark Mitchell <mark@codesourcery.com>
1360 * configure.ac: Check for ld --sysroot support.
1361 * gcc.c: Document %R specifier for specs.
1362 (SYSROOT_SPEC): New macro.
1363 (sysroot_spec): New variable.
1364 (static_specs): Add sysroot_spec.
1365 (main): Pass the sysroot spec to the linker if appropriate.
1366 * configure: Regenerated.
1367 * config.in: Likewise.
1369 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1371 * fold-const.c (fold_binary): Use build_fold_addr_expr
1372 for address calculation and INDIRECT_REF handling.
1374 2005-04-27 Andrew Haley <aph@redhat.com>
1376 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1378 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1380 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1381 pointer when thumb backtracing is on.
1383 * config/fp-bit.c (abort): Revert change.
1385 2005-04-27 Ian Lance Taylor <ian@airs.com>
1387 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1389 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1391 * tree-ssa-dce.c: Fix a comment typo.
1393 2005-04-27 David S. Miller <davem@davemloft.net>
1395 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1396 Kill setjmpless_size. current_function_calls_setjmp is completely
1397 computed when we are called, so just use the optimized size value
1398 instead of using REG_SAVE_AREA notes.
1399 (optimize_save_area_alloca): Delete....
1400 * rtl.h (optimize_save_area_alloca): Likewise...
1401 * passes.c (rest_of_compilation): and don't call it any more.
1402 * reg-notes.def (SAVE_AREA): Delete.
1404 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1406 * config/fp-bit.c (abort): Add noreturn attribute.
1408 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1409 gcc_unreachable as appropriate.
1410 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1411 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1412 ASM_OUTPUT_REG_POP): Likewise.
1414 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1416 * tree-complex.c (expand_vector_operations_1): Do not build
1417 VIEW_CONVERT_EXPR's for the lhs.
1419 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1421 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1422 unnecessary noncanonical RTL handling.
1423 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1424 gcc_assert and gcc_unreachable.
1426 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1427 gcc_unreachable as appropriate.
1428 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1429 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1430 use_return_insn, const_ok_for_op, arm_gen_constant,
1431 arm_canonicalize_comparison, legitimize_pic_address,
1432 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1433 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1434 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1435 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1436 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1437 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1438 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1439 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1440 output_call, output_mov_long_double_fpa_from_arm,
1441 output_mov_long_double_arm_from_fpa,
1442 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1443 output_move_double, arithmetic_instr, shift_op, int_log2,
1444 output_return_instruction, arm_output_function_prologue,
1445 arm_output_epilogue, arm_output_function_epilogue,
1446 emit_multi_reg_push, arm_get_frame_offsets,
1447 arm_compute_initial_elimination_offset, arm_expand_prologue,
1448 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1449 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1450 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1451 thumb_compute_initial_elimination_offset,
1452 thumb_output_function_prologue, thumb_load_double_from_address,
1453 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1454 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1455 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1456 * config/arm/arm.md (thumb_extendhisi2,
1457 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1458 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1459 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1460 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1461 * config/arm/cirrus.md (*cirrus_arm_movdi,
1462 *cirrus_movdf_hard_insn): Likewise.
1463 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1465 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1467 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1468 (num_ssa_names): Use VEC_length.
1469 (ssa_names): Use VEC_index.
1470 * tree-ssanames.c (ssa_names): Change the type to
1472 (init_ssanames, fini_ssa_names, make_ssanames,
1473 release_ssa_name): Update uses of ssa_names.
1475 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1476 Use fold_buildN instead of fold (buildN (...)).
1478 2005-04-27 Devang Patel <dpatel@apple.com>
1480 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1482 2005-04-27 Matt Thomas <matt@3am-software.com>
1483 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1485 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1486 (vax_output_mi_thunk): Ditto.
1487 (vax_notice_cc_update): Ditto.
1488 (INDEX_REGISTER_P): Add trailing \.
1489 (BASE_REGISTER_P): Add trailing \.
1490 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1492 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1494 * tree-ssa-propagate.c (set_rhs): Check operand of
1495 ADDR_EXPR for gimpliness, too.
1497 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1499 * tree-ssa-pre.c: Fix a comment typo.
1501 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1503 PR tree-optimization/21171
1504 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1505 record address uses if the reference is volatile.
1507 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1509 * tree-complex.c (expand_vector_operation): New, extracted from
1510 expand_vector_operations_1.
1511 (tree_vec_extract): Build a NOP_EXPR.
1512 (expand_vec_parallel): Do not care about returning the correct type.
1513 (expand_vector_operations_1): Call expand_vector_operation.
1514 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1516 * tree-complex.c (gate_expand_vector_operations): New.
1517 (pass_lower_vector_ssa): Use it.
1518 * tree-optimize.c (init_tree_optimization_passes): Include
1519 pass_lower_vector_ssa.
1520 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1521 (vectorizable_operation): Use it.
1522 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1523 integer modes for the vector type.
1525 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1526 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1527 Do not cope with UNITS_PER_SIMD_WORD == 0.
1528 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1529 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1530 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1531 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1532 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1533 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1534 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1536 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1537 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1538 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1540 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1541 (UNITS_PER_SIMD_WORD): New.
1543 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1545 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1546 gcc_unreachable as appropriate.
1547 (ia64_expand_load_address, ia64_expand_tls_address,
1548 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1549 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1550 next_scratch_gr_reg, ia64_initial_elimination_offset,
1551 ia64_expand_prologue, ia64_expand_epilogue,
1552 ia64_output_dwarf_dtprel, ia64_print_operand,
1553 ia64_register_move_cost, first_instruction, rws_access_regno,
1554 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1555 ia64_sched_init, ia64_variable_issue,
1556 ia64_first_cycle_multipass_dfs_lookahead_guard,
1557 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1558 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1559 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1560 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1561 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1562 * config/ia64/predicates.md (got_symbolic_operand,
1563 sdata_symbolic_operand): Likewise.
1564 * config/ia64/vect.md (vcondv2sf): Likewise.
1566 2005-04-27 Matt Thomas <matt@3am-software.com>
1568 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1569 CONSTANT_ADDRESS_P in config/vax/vax.h
1570 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1571 (INDEX_REGISTER_P): New.
1572 (BASE_REGISTER_P): New.
1573 (indirectable_constant_address_p): New. Adapted from
1574 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1575 (indirectable_address_p): New. Adapted from
1576 INDIRECTABLE_ADDRESS_P in vax.h.
1577 (nonindexed_address_p): New. Adapted from
1578 GO_IF_NONINDEXED_ADDRESS in vax.h.
1579 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1580 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1581 (legitimate_address_p): New. Adapted from
1582 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1583 (vax_mode_dependent_address_p): New. Adapted from
1584 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1585 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1586 legitimate_constant_address_p.
1587 (CONSTANT_P): Use legitimate_constant_p.
1588 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1589 (INDIRECTABLE_ADDRESS_P): Removed.
1590 (GO_IF_NONINDEXED_ADDRESS): Removed.
1591 (INDEX_TEMP_P): Removed.
1592 (GO_IF_REG_PLUS_INDEX): Removed.
1593 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1594 definitions, depending on whether REG_OK_STRICT is defined.
1595 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1596 Two definitions, depending on whether REG_OK_STRICT is defined.
1597 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1599 (legitimate_constant_p): Prototype added.
1600 (legitimate_address_p): Prototype added.
1601 (vax_mode_dependent_address_p): Prototype added.
1603 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1605 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1607 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1610 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1613 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1616 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1617 assertion failures, if __gcc_host_wide_int__ is not properly
1619 (init_dynamic_diag_info): Give errors, not assertion failures, if
1620 location_t, tree or __gcc_host_wide_int__ are not properly
1623 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1625 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1626 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1627 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1628 prepare_decl_rtl, free_loop_data,
1629 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1632 * tree.h (tree_phi_node): Add a comment about the order of PHI
1635 2005-04-26 Paul Brook <paul@codesourcery.com>
1637 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1639 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1641 * config/mips.mips.c (mips_legitimize_tls_address): Use
1644 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1645 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1646 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1648 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1651 2005-04-26 Jeff Law <law@redhat.com>
1653 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1654 (op_iter_init_must_and_may_def): Likewise.
1655 (unmodifiable_var_p): Move to a later point in the file.
1656 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1657 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1658 (dse_record_phis): Directly check for virtual operands rather than
1659 using need_imm_uses_for.
1660 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1661 store has multiple V_{MAY,MUST}_DEF operands.
1663 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1665 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1668 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1670 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1671 call to find_edge outside a loop to go through a PHI chain.
1673 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1675 PR tree-optimization/17598
1676 * fold-const.c (fold_binary): Fold comparisons of addresses
1677 of COMPONENT_REFs which reference the same field to
1678 comparisons of the addresses of the base objects.
1680 2005-04-26 Julian Brown <julian@codesourcery.com>
1682 * config/arm/arm.c (arm_return_in_msb): New function.
1683 (arm_must_pass_in_stack): New function.
1684 (TARGET_RETURN_IN_MSB): Define target hook.
1685 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1686 (arm_function_value): Pad small aggregate return.
1687 (arm_pad_arg_upward): New function.
1688 (arm_pad_reg_upward): New function.
1689 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1690 (FUNCTION_ARG_PADDING): Define macro.
1691 (BLOCK_REG_PADDING): Define macro.
1692 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1693 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1694 (arm_pad_reg_upward): Declare function.
1696 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1698 * basic-block.h (ei_cond): New.
1699 (FOR_EACH_EDGE): Call ei_cond.
1701 PR tree-optimization/21047
1702 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1703 (fold): Don't handle ASSERT_EXPR.
1705 2005-04-25 Roger Sayle <roger@eyesopen.com>
1707 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1708 all writes to any stack register as a read/write dependency on
1710 (sched_analyze_2): Likewise, for reads from any stack register.
1712 2005-04-25 Richard Henderson <rth@redhat.com>
1714 * final.c (output_addr_const): Revert 2005-04-09 change.
1716 2005-04-25 Mike Stump <mrs@apple.com>
1718 * config/darwin.c (darwin_encode_section_info): Always set
1719 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1721 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1723 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1724 gensupport.c, protoize.c, toplev.c: Replace calls to
1725 `unlock_stream' with `unlock_std_streams'.
1727 2005-04-25 Devang Patel <dpatel@apple.com>
1729 * dbxout.c (dbxout_type): Emit attribute vector.
1731 2005-04-05 Paul Brook <paul@codesourcery.com>
1733 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1734 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1735 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1736 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1737 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1738 (register_dtor_fn): Likewise.
1739 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1741 2005-04-25 Ian Lance Taylor <ian@airs.com>
1743 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1744 * c-common.h (EXPR_STMT_EXPR): Don't define.
1745 (c_common_stmt_codes): Don't define.
1746 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1747 * c-gimplify.c (gimplify_expr_stmt): Remove.
1748 (c_gimplify_expr): Remove EXPR_STMT case.
1749 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1750 to INIT_STATEMENT_CODES.
1751 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1753 2005-04-25 Jan Hubicka <jh@suse.cz>
1755 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1757 * except.c: Include diagnostic.h
1758 (dump_eh_tree, verify_eh_tree): New functions.
1759 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1760 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1761 (dump_function_to_file): dump eh tree.
1762 * tree-eh.c (mark_eh_edge): New function.
1763 (mark_eh_edge_found_error): New static variable.
1764 (verify_eh_edges): New function.
1766 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1768 * tree-ssa-alias.c (fieldoff_t): Remove.
1769 (fieldoff_s): typedef the structure itself. Create a vector of
1771 (push_fields_onto_fieldstack): Return count of fields pushed.
1772 Remove peeling of first field. Adjust.
1773 (fieldoff_compare): Adjust.
1774 (create_overlap_variables_for): Adjust.
1776 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1778 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1780 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1783 * doc/install.texi: Document correct assembler and linker to use
1784 on i?86-*-solaris2.10.
1786 2005-04-25 Steven Bosscher <stevenb@suse.de>
1788 Fix PR tree-optimization/21173
1790 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1791 Unshare expression we pass to force_gimple_operand.
1793 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1794 Stephen Clarke <stevec@superh.com>
1795 Roger Sayle <roger@eyesopen.com>
1797 PR rtl-optimization/20413
1798 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1799 VOIDmode for LABEL_REF.
1800 * final.c (shorten_branches): Likewise.
1801 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1802 * loop.c (reg_dead_after_loop): Likewise.
1803 * varasm.c (decode_addr_const): Likewise.
1804 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1806 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1808 * config.gcc (avr-*-*): Remove redundant "case".
1810 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1812 * tree-vect-analyze.c (vect_mark_relevant): Take
1813 VEC(tree,heap) instead of varray_type as an argument.
1814 (vect_mark_stmts_to_be_vectorized): Change the type of
1815 worklist to VEC(tree,heap). Adjust uses of worklist.
1817 2005-04-24 Devang Patel <dpatel@apple.com>
1819 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1821 2005-04-24 Ian Lance Taylor <ian@airs.com>
1823 * c-semantics.c (build_stmt): Remove test of specific tree codes
1824 for TREE_SIDE_EFFECTS handling.
1826 2005-04-24 Per Bothner <per@bothner.com>
1828 * c-opts.c (finish_options): Make the line-number of the <built-in>
1829 location 0, as assumed elsewhere, rather than 1.
1831 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1833 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1835 (tree_ssa_uncprop, uncprop_finalize_block,
1836 uncprop_initialize_block): Update uses of equiv_stack.
1838 2005-04-24 Richard Henderson <rth@redhat.com>
1841 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1842 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1844 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1845 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1846 <DIV, MOD>: Likewise.
1848 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1850 * collect2.c (main): Unlock the stdio streams.
1851 * gcc.c (main): Likewise.
1852 * gcov-dump.c (main): Likewise.
1853 * gcov.c (main): Likewise.
1854 * gen-protos.c (main): Likewise.
1855 * gensupport.c (init_md_reader_args_cb): Likewise.
1856 * protoize.c (main): Likewise.
1857 * toplev.c (general_init): Likewise.
1859 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1862 * cgraph.h (cgraph_local_info): Add vtable_method field.
1863 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1864 and node is vtable_method, finalized and not reachable, don't do
1867 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1869 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1871 * tree-ssa-pre.c (create_value_expr_from): Use
1872 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1873 * tree-ssa-propagate.c (stmt_makes_single_load,
1874 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1875 * tree-vect-transform.c (vect_is_simple_cond): Use
1877 * tree-vrp.c (extract_range_from_assert,
1878 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1881 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1882 of tpa_to_clear to VEC(int,heap). Update uses of
1883 tpa_to_clear. Free tpa_to_clear at the end.
1885 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1887 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1890 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1892 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1893 and gcc_unreachable as appropriate.
1894 (num_insns_constant, output_vec_const_move,
1895 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1896 rs6000_emit_set_const, rs6000_emit_move,
1897 spe_build_register_parallel, function_arg,
1898 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1899 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1900 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1901 rs6000_common_init_builtins, expand_block_clear,
1902 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1903 extract_ME, rs6000_get_some_local_dynamic_name,
1904 rs6000_output_function_entry, print_operand,
1905 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1906 output_cbranch, output_e500_flip_gt_bit,
1907 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1908 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1909 compute_save_world_info, rs6000_stack_info,
1910 rs6000_emit_load_toc_table, rs6000_frame_related,
1911 spe_synthesize_frame_save, rs6000_emit_epilogue,
1912 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1913 output_function_profiler, rs6000_trampoline_size,
1914 rs6000_initialize_trampoline, find_addr_reg,
1915 rs6000_machopic_legitimize_pic_address,
1916 rs6000_initial_elimination_offset,
1917 rs6000_dbx_register_number): Likewise.
1918 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1919 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1920 *movti_power, *movti_string, call, call_value, sibcall,
1921 sibcall_value): Likewise.
1922 * config/rs6000/spe.md (*movdf_e500_double,
1923 *movv2si_internal): Likewise.
1924 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1927 2005-04-24 Richard Henderson <rth@redhat.com>
1930 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1931 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1932 Deny modes smaller than 4 bytes.
1933 * config/i386/i386-protos.h: Update.
1935 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1937 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1938 Switch h8300-*-rtems* to ELF.
1940 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1942 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1944 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1946 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1948 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1951 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1953 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1955 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1956 definitions of ssa names in condition. Split recusive part to ...
1957 (tree_simplify_using_condition_1): New function.
1958 (expand_simple_operations): New function.
1960 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1962 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1963 (find_interesting_uses_cond): Do not use integer_zerop and
1964 integer_nonzerop to check for integer constants.
1965 (set_use_iv_cost): Record the value field.
1966 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1967 determine_use_iv_cost_outer): Set the value field of the cost pair.
1968 (may_eliminate_iv): Do not return the comparison code.
1969 (iv_elimination_compare): New function.
1970 (determine_use_iv_cost_condition): Set the value field. Record
1971 noneliminable invariants correctly.
1972 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1974 2005-04-23 DJ Delorie <dj@redhat.com>
1976 * diagnostic.c (warning): Accept parameter to classify warning option.
1977 (warning0): New, for when a pointer to an error() like function is needed.
1978 * errors.c (warning): Likewise.
1979 * errors.h (warning, warning0): Adjust prototypes.
1980 * toplev.h (warning, warning0): Likewise.
1982 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1983 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1984 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1985 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1986 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1987 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1988 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1989 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1991 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1992 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1993 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1994 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1995 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1996 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1997 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1998 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1999 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
2000 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
2001 config/rs6000/aix52.h, config/rs6000/darwin.h,
2002 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
2003 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2004 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
2005 config/stormy16/stormy16.c, config/v850/v850-c.c,
2006 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
2009 2005-04-23 Richard Henderson <rth@redhat.com>
2012 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
2013 performing some integral scalar simplifications.
2015 2005-04-23 Richard Henderson <rth@redhat.com>
2018 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
2019 simplifying CONST_VECTOR.
2021 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2023 * tree-ssa-live.c (live_worklist): Take a stack allocated on
2024 heap as an argument. Update uses of stack.
2025 (calculate_live_on_entry): Allocate stack on heap.
2027 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
2028 partition_link and tpa_nodes on heap.
2030 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
2031 (mark_stmt_necessary, propagate_necessity,
2032 mark_really_necessary_kill_operand_phis): Update uses of
2034 (tree_dce_init): Allocate worklist using VEC_alloc.
2035 (tree_dce_done): Free worklist using VEC_free.
2037 2005-04-23 Mike Stump <mrs@apple.com>
2039 * config/darwin.c (machopic_indirection_name): Don't use
2041 (darwin_emit_unwind_label): Use user_label_prefix instead of
2044 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2046 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
2048 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
2050 * config.gcc <cris-*>: Specify .opt files.
2051 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
2052 config/cris/linux.opt: New files.
2053 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
2054 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2055 (TARGET_ELF): Override to 0.
2056 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
2057 -melinux-stacksize=N.
2058 * config/cris/cris.c: (cris_handle_option): New function.
2059 (TARGET_DEFAULT_TARGET_FLAGS): Override.
2060 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
2061 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
2062 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
2063 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
2064 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
2065 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
2066 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
2067 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
2068 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
2069 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
2070 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
2071 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
2072 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
2073 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
2074 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
2075 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
2076 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2077 (TARGET_LINUX): Define 0.
2078 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2079 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
2080 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
2081 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
2082 (TARGET_LINUX): Override to 1.
2083 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2085 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
2087 * haifa-sched.c (schedule_block): Fix thinko in previous
2088 assertification patch.
2090 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
2092 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
2093 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
2094 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2095 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
2096 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
2097 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2098 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
2100 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
2101 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
2102 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
2103 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
2104 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
2105 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
2106 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
2107 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
2108 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
2109 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
2110 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
2111 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
2112 (SUBTARGET_OPTIONS): Delete.
2113 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
2114 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
2115 instead of a string.
2116 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
2117 (pa_cpu_string, pa_unix_string): Delete.
2118 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
2119 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
2121 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2122 (pa_handle_option): New function.
2123 (override_options): Remove handling of -march=, -mfixed-range=,
2124 -mschedule= and -munix=.
2125 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
2126 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
2127 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
2128 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
2129 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
2130 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
2131 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
2133 * config/pa/pa.opt: New file.
2134 * config/pa/pa-hpux.opt: New file.
2135 * config/pa/pa-hpux1010.opt: New file.
2136 * config/pa/pa-hpux1111.opt: New file.
2137 * config/pa/pa64-hpux.opt: New file.
2139 2005-04-22 David S. Miller <davem@davemloft.net>
2141 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
2142 integer when it's mode is VOIDmode not DImode.
2144 2005-04-22 Geoffrey Keating <geoffk@apple.com>
2146 * config/rs6000/rs6000.md (sync_add<mode>_internal,
2147 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
2148 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
2149 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
2150 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
2151 "bne- $-xxx" rather than local labels.
2152 (sync_lock_release<mode>): Add second operand.
2153 (lwsync): Use .long rather than a more meaningful opcode.
2154 * doc/md.texi (Standard Names): Add description of second
2155 parameter to sync_lock_test_and_set.
2157 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2159 PR tree-optimization/21088
2160 * fold-const.c (fold_unary, fold_binary, fold_ternary):
2162 * tree-vrp.c (compare_values): Use fold_binary to compare
2163 pointers. Use boolean_type_node as the type of a comparison
2164 expression being folded.
2165 * tree.h: Add prototypes for fold_unary, fold_binary,
2168 * tree-ssa-dom.c: Fix formatting.
2170 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2172 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
2173 * lambda-code.c (perfect_nestify): Mark virtual operands in
2174 the moved statement for renaming.
2175 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
2176 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2177 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
2178 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2179 * tree-flow.h (struct var_ann_d): Update comments.
2180 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
2181 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
2182 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
2183 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
2184 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
2185 debug_names_replaced_by): Remove declarations.
2186 (delete_update_ssa, get_current_def, set_current_def): Declare.
2187 (rewrite_into_loop_closed_ssa): Add new argument. Update
2189 * tree-into-ssa.c: Include params.h.
2190 (old_virtual_ssa_names): Remove. Update all users.
2191 (need_to_replace_names_p): Remove. Update all users.
2192 (struct update_ssa_stats_d): Declare.
2193 (update_ssa_stats): New local.
2194 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
2195 dump_tree_ssa_stats, debug_tree_ssa_stats,
2196 dump_update_ssa, debug_update_ssa,
2197 dump_names_replaced_by, debug_names_replaced_by): Declare.
2198 (get_current_def, set current_def): Make extern.
2199 (is_old_name, is_new_name): Protect against references
2200 past the end of the sets.
2201 (add_new_name_mapping): Assert that OLD and NEW are
2202 different SSA names for the same symbol.
2203 When adding a virtual mapping, update stats for virtual
2205 (insert_phi_nodes_for): If UPDATE_P is true, create the
2206 LHS of the new PHI by duplicating SSA name VAR.
2207 (insert_phi_nodes_1): Remove. Update all users.
2208 (insert_phi_nodes): Remove second argument. Update all
2210 (maybe_replace_use, maybe_replace_def): New.
2211 (rewrite_update_stmt): Call them.
2212 (mark_def_interesting): Remove calls to is_gimple_reg.
2213 (prepare_phi_args_for_update): Remove. Update all users.
2214 (prepare_block_for_update): Only process virtual operands
2215 and GIMPLE registers in normal form.
2216 (prepare_use_sites_for): New.
2217 (prepare_names_to_update): Rename from prepare_def_sites.
2218 Call prepare_use_sites_for.
2219 (dump_update_ssa): Rename from dump_repl_tbl.
2221 Show statistics for virtual mapping heuristic.
2222 (debug_update_ssa): Rename from debug_debug_repl_tbl.
2223 (init_update_ssa): Initialize UPDATE_SSA_STATS.
2224 (delete_update_ssa): Make extern.
2225 (mark_set_for_renaming): If the set is empty, do nothing.
2226 (release_ssa_name_after_update_ssa): Update comment.
2227 (insert_updated_phi_nodes_for): Do not remove existing
2228 PHI nodes for symbols.
2229 (switch_virtuals_to_full_rewrite_p): New.
2230 (switch_virtuals_to_full_rewrite): New.
2231 (update_ssa): Call them.
2232 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
2233 for every statement before updating.
2234 If all the names in NEW_SSA_NAMES have been marked for
2235 removal, do nothing.
2236 Only start at the top of the CFG if there are symbols in
2238 (ssa_rewrite_finalize_block): Remove.
2239 (ssa_register_new_def): Remove.
2240 (ssa_rewrite_stmt): Remove.
2241 (ssa_rewrite_phi_arguments): Remove.
2242 (ssa_rewrite_initialize_block): Remove.
2243 (ssa_mark_def_sites): Remove.
2244 (ssa_mark_def_sites_initialize_block): Remove.
2245 (ssa_mark_phi_uses): Remove.
2246 (rewrite_ssa_into_ssa): Remove.
2247 * tree-phinodes.c (find_phi_node_for): Remove.
2248 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2250 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
2251 Remove calls to verify_dominators and
2252 verify_loop_structure.
2253 (tree_unswitch_single_loop): Call update_ssa.
2254 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
2257 (delete_tree_ssa): Assert that need_ssa_update_p returns
2259 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
2260 * tree-vectorizer.c (allocate_new_names, rename_def_op,
2261 free_new_names): Remove. Update all users.
2262 (rename_use_op): Call get_current_def.
2263 (rename_variables_in_bb): Do not handle any real or
2265 (slpeel_update_phis_for_duplicate_loop): Call
2266 get_current_def and set_current_def instead of using
2268 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
2269 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
2270 ssa_names_to_replace and delete_update_ssa.
2271 * doc/invoke.texi: Document --param min-virtual-mappings
2272 and --param virtual-mappings-ratio.
2274 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2276 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
2277 for newly created PHI nodes.
2278 Call create_new_def_for for every new V_MAY_DEF and
2279 V_MUST_DEF on the copied statement.
2280 (struct ssa_name_map_entry): Remove.
2281 (ssa_name_map_entry_hash): Remove.
2282 (ssa_name_map_entry_eq): Remove.
2283 (allocate_ssa_names): Remove.
2284 (rewrite_to_new_ssa_names_def): Remove.
2285 (rewrite_to_new_ssa_names_use): Remove.
2286 (rewrite_to_new_ssa_names_bb): Remove.
2287 (rewrite_to_new_ssa_names): Remove.
2288 (tree_duplicate_sese_region): Remove variables ver,
2289 definitions, phi, ssa_name_map and bi.
2290 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2292 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2293 update_ssa instead of rewrite_ssa_into_ssa.
2294 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2296 (find_uses_to_rename_use): Add argument 'need_phis'.
2297 (find_uses_to_rename_stmt): Do not scan virtual operands.
2298 (find_uses_to_rename): Only scan PHI nodes for
2300 (rewrite_into_loop_closed_ssa): Call update_ssa.
2301 (check_loop_closed_ssa_use): Ignore virtual operands.
2302 (check_loop_closed_ssa_stmt): Likewise.
2303 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2305 (rename_variables, set_phi_def_stmts): Remove.
2306 (tree_duplicate_loop_to_header_edge): Reformat comment.
2307 Remove variables BB, I and DEFINITIONS.
2308 Call need_ssa_update_p.
2310 (lv_adjust_loop_header_phi): Reformat comment.
2311 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2312 (marked_for_rewrite_p, any_marked_for_rewrite_p,
2313 mark_for_rewrite, unmark_all_for_rewrite,
2314 marked_ssa_names): Remove. Update all users.
2315 (release_ssa_name): If VAR has been registered for SSA
2316 updating, do nothing.
2317 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2318 (build_assert_expr_for): Call register_new_name_mapping.
2319 (insert_range_assertions): Update call to update_ssa.
2320 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2321 marked_for_rewrite_p, any_marked_for_rewrite_p,
2322 marked_ssa_names): Remove.
2324 2005-04-22 Jeff Law <law@redhat.com>
2326 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2327 (restore_currdefs_to_original_value): Likewise.
2328 (register_definitions_for_stmt): Likewise.
2329 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2330 for each variable. Do not allocate/free block_defs_stack either.
2331 Do not iterate if we just thread jumps. Only iterate if the
2332 tree_cleanup_cfg does useful work (temporary).
2333 (dom_opt_initialize_block): No longer push a marker on
2335 (dom_opt_finalize_block): Removal call to restore currdefs.
2336 Relax restrictions for recording edge equivalences.
2337 (record_equivalences_from_phis): No longer need to track
2339 (optimize_stmt): Similarly.
2340 (thread_across_edge): Simplify by removing the requirement that
2341 statements in the block we are threading through must be nops.
2342 (initialize_hash_element): Handle GOTO_EXPR.
2344 2005-04-22 David S. Miller <davem@davemloft.net>
2346 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2348 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2349 fix check on CONST_DOUBLE mode. It should be VOIDmode
2350 when it is representing an integer.
2352 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2354 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2355 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2356 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
2357 find_char_info_specifier_index,
2358 find_length_info_modifier_index): Likewise.
2359 * c-typeck.c (composite_type, pop_init_level): Likewise.
2360 * combine.c (cant_combine_insn_p, try_combine): Likewise.
2361 * cse.c (cse_insn): Likewise
2362 * dominance.c (calc_dfs_tree): Likewise
2363 dwarf2out.c (loc_descriptor_from_tree_1,
2364 add_abstract_origin_attribute, force_decl_die,
2365 force_type_die): Likewise
2366 emit-rtl.c (operand_subword_force): Likewise
2367 explow.c (hard_function_value): Likewise
2368 expmed.c (store_bit_field, expand_divmod,
2369 emit_store_flag_force): Likewise
2370 expr.c (emit_move_multi_word, store_expr,
2371 expand_expr_real_1): Likewise
2372 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2373 output_operand): Likewise
2374 flow.c (recompute_reg_usage): Likewise
2375 * function.c (assign_stack_temp_for_type, assign_temp,
2376 handle_epilogue_set): Likewise
2377 * genextract.c (main): Likewise
2378 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2379 gimplify_modify_expr_rhs, gimplify_expr): Likewise
2380 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2381 ready_remove, rm_line_notes, rm_other_notes,
2382 schedule_block): Likewise
2383 mips-tfile.c (copy_object, out_of_bounds): Likewise
2385 2005-04-22 David Edelsohn <edelsohn@gnu.org>
2388 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2389 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2390 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2391 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2393 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2395 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2397 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2398 (gcc_tree_to_linear_expression): Convert to heap allocated
2400 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2401 lbv_to_gcc_expression, lle_to_gcc_expression,
2402 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2403 perfect_nestify): Likewise.
2404 lambda.h (gcc_loopnest_to_lambda_loopnest,
2405 lambda_loopnest_to_gcc_loopnest): Likewise.
2406 tree-loop-linear.c (linear_transform_loops): Likewise.
2408 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2410 * config/sparc/predicates.md (arith_double_operand): Use
2411 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2412 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2413 (DImode, DFmode constant splitters): Likewise. Remove code for
2414 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2415 (logical constant splitters): Use const_int_operand predicate.
2416 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2417 HOST_BITS_PER_WIDE_INT < 64.
2419 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2421 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2422 gcc_unreachable as appropriate.
2423 (force_mode, emit_move_sequence, singlemove_string,
2424 output_move_double, output_fp_move_double, find_addr_reg,
2425 output_block_move, output_block_clear, output_and,
2426 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2427 pa_adjust_cost, pa_issue_rate, print_operand,
2428 output_global_address, output_arg_descriptor, output_cbranch,
2429 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2430 output_call): Likewise.
2431 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2432 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2434 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2436 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2437 _gcov_pow2_profiler and _gcov_one_value_profiler.
2438 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2439 (GTFILES): Add $(srcdir)/tree-profile.c.
2440 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2441 __gcov_one_value_profiler): Declare.
2442 * gimplify.c (force_gimple_operand): Check whether the statements
2443 should be produced in ssa form.
2444 (force_gimple_operand_bsi): New function.
2445 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2446 __gcov_one_value_profiler): New functions.
2447 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2448 the profiled value is a power of two or not.
2449 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2450 * tree-flow.h (in_ssa_p): Declare.
2451 (force_gimple_operand_bsi): Declare.
2452 * tree-into-ssa.c (in_ssa_p): New variable.
2453 (rewrite_into_ssa): Set in_ssa_p.
2454 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2455 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2456 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2457 tree_one_value_profiler_fn): New variables.
2458 (tree_init_edge_profiler): Initialize the profiler function decls.
2459 (tree_gen_edge_profiler): Use global gcov_type_node.
2460 (prepare_instrumented_value): New function.
2461 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2462 tree_gen_one_value_profiler): Call the library functions instead of
2463 creating instrumentation code.
2464 * tree.c (build_fn_decl): New function.
2465 * tree.h (build_fn_decl): Declare.
2466 * value-prof.c (rtl_divmod_values_to_profile,
2467 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2468 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2469 Do not handle may_be_other and precise values of exponents at pow2
2471 (tree_mod_subtract_transform): Reflect that value field of
2472 histogram has changed meaning.
2473 (tree_divmod_values_to_profile): Record the values correctly.
2474 (tree_values_to_profile): Update comment.
2475 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2477 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2479 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2482 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2484 * config/i386/i386.md (length_immediate): Use gcc_assert or
2485 gcc_unreachable, as appropriate.
2486 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2487 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2488 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2489 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2490 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2491 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2492 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2493 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2494 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2495 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2496 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2497 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2498 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2499 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2500 *prefetch_sse_rex): Likewise.
2501 * config/i386/predicates.md (x86_64_immediate_operand,
2502 x86_64_zext_immediate_operand, symbolic_operand,
2503 no_seg_address_operand, aligned_operand,
2504 memory_displacement_operand): Likewise.
2505 * config/i386/sse.md (*mov<mode>_internal,
2506 *movv2df_internal): Likewise.
2508 2005-04-22 Jan Hubicka <jh@suse.cz>
2510 * Makefile.in (ipa.o, ipa-inline.o): New files.
2511 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2512 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2513 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2514 * cgraphunit.c (cgraph_default_inline_p,
2515 cgraph_decide_inlining_incrementally, ncalls_inlined,
2516 nfunctions_inlined, initial_insns, overall_insns,
2517 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2518 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2519 cgraph_mark_inline, cgraph_check_inline_limits,
2520 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2521 update_callee_keys, lookup_recursive_calls,
2522 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2523 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2524 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2525 pass_ipa_inline): Move to ipa-inline.c
2526 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2528 * ipa-inline.c: New file.
2530 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2532 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2533 is turned off by default on Solaris.
2535 2005-04-21 Roger Sayle <roger@eyesopen.com>
2537 * c-common.h (objc_build_method_signature): Update prototype.
2538 * stub-objc.c (objc_build_method_signature): Update the stub
2539 implementation to accept and ignore additional parameter.
2540 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2541 the value of ellipsis to objc_build_method_signature instead
2542 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2544 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2546 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2547 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2548 gen_rtx_* not gen_rtx_fmt_*.
2549 (rs6000_emit_vector_select): Likewise.
2550 (rs6000_emit_sync): New.
2551 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2552 (larx, stcx, cmp): New mode substitutions.
2553 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2554 UNSPEC_ISYNC): New constants.
2555 (rlwinm): Give name.
2556 (memory_barrier, isync, lwsync): New insns.
2557 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2558 (sync_lock_release<mode>): New expander.
2559 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2560 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2561 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2562 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2563 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2564 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2565 (sync_add<mode>_internal, sync_addshort_internal,
2566 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2567 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2568 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2570 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2571 is the memory before, not after, the operation. Clarify
2572 barrier requirements.
2574 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2576 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2577 * lambda.h (lambda_vector_min_nz): Likewise.
2578 * langhooks.h (struct lang_hooks_for_types,
2579 struct lang_hooks): Likewise.
2580 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2583 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2585 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2586 comments to avoid 'abort'. Use gcc_assert as necessary.
2587 * opts.c (common_handle_option): Likewise.
2588 * pretty-print.c (pp_base_format_text): Likewise.
2589 * print-rtl.c (print_rtx): Likewise.
2590 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2591 * regmove.c (try_auto_increment): Likewise.
2592 * reload.c (find_valid_class, find_reloads_toplev,
2593 find_equiv_reg): Likewise.
2594 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2595 merge_assigned_reloads): Likewise.
2596 * tree-inline.c (inline_forbidden_p_1,
2597 estimate_num_insns_1): Likewise.
2598 * tree-optimize.c (execute_todo): Likewise.
2599 * tree-outof-ssa.c (eliminate_phi): Likewise.
2600 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2601 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2602 * tree-ssa-operands.c (parse_ssa_operands,
2603 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2604 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2605 * tree-ssanames.c (release_ssa_name): Likewise.
2606 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2607 walk_tree): Likewise.
2609 * tree-ssa-operands.c (verify_abort): Fold into ..
2610 (verify_imm_links): ... here.
2612 2005-04-21 Richard Henderson <rth@redhat.com>
2614 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2615 on non-memory operand for previous inversion.
2617 2005-04-21 Devang Patel <dpatel@apple.com>
2619 PR optimization/20994
2620 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2621 x = !(a == b) : p , q;.
2622 (pass_if_conversion): Verify stmts and flow.
2624 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2626 * optabs.c (gen_conditional_trap): Restore #define.
2628 * alias.c (true_dependence): Remove 'abort' from comments. Use
2629 gcc_assert and gcc_unreachable as appropriate.
2630 (canon_true_dependence): Likewise.
2631 * bb-reorder.c (connect_traces): Likewise.
2632 * c-common.c (c_add_case_label): Likewise.
2633 * c-decl.c (finish_function): Likewise.
2634 * caller-save.c (insert_restore, insert_save): Likewise.
2635 * cfg.c (update_bb_profile_for_threading): Likewise.
2636 * cfganal.c (flow_active_insn_p): Likewise.
2637 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2638 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2639 cfg_layout_merge_blocks): Likewise.
2640 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2641 find_if_block): Likewise.
2642 * integrate.c (allocate_initial_values): Likewise.
2643 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2644 swap_condition, unsigned_condition, signed_condition,
2645 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2646 reg_or_subregno): Likewise.
2647 * lambda-code.c (lambda_compute_auxillary_space,
2648 lambda_transform_legal_p): Likewise.
2649 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2650 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2651 lhd_incomplete_type_error, lhd_expand_expr,
2652 lhd_types_compatible_p, lhd_tree_size): Likewise.
2653 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2654 * local-alloc.c (update_equiv_regs): Likewise.
2655 * loop-unroll.c (peel_loop_completely
2656 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2657 peel_loop_simple, unroll_loop_stupid,
2658 analyze_iv_to_split_insn): Likewise.
2659 * loop.c (gen_prefetch, find_and_verify_loops,
2660 basic_induction_var): Likewise.
2661 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2662 * value-prof.c (tree_find_values_to_profile): Likewise.
2663 * varasm.c (named_section, default_assemble_integer,
2664 decode_addr_const): Likewise.
2666 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2667 Fariborz Jahanian <fjahanian@apple.com>
2669 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2670 portion of argument passed in fpr.
2671 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2672 decide on partial argument save on stack.
2674 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2676 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2679 2005-04-21 Jan Hubicka <jh@suse.cz>
2681 * cgraphunit.c: Include tree-pass.h
2682 (cgraph_decide_recursive_inlining,
2683 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2684 cgraph_decide_inlining): Dump goes to dump_file.
2685 (cgraph_optimize): Call ipa passes instead of inliner.
2686 (cgraph_gate_inlining, pass_ipa_inline): New.
2687 * tree-optimize.c (all_ipa_passes): New static variable.
2688 (register_one_dump_file): Dead with IPA passes.
2689 (register_dump_files): Likewise.
2690 (init_tree_optimization_passes): Initialize IPA passes.
2691 (execute_todo): Do cgraph dump when asked to, do not dump function body
2693 * tree-pass.h (TODO_dump_cgraph): New macro.
2694 (ipa_passes): Declare.
2695 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2697 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2699 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2700 gcc_assert instead of abort.
2701 (classify_argument, examine_argument, construct_container,
2702 contains_128bit_aligned_vector_p, ix86_check_movabs,
2703 standard_80387_constant_opcode, standard_80387_constant_rtx,
2704 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2705 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2706 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2707 legitimize_tls_address, output_pic_addr_const,
2708 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2709 get_some_local_dynamic_name, print_operand, print_operand_address,
2710 output_387_binary_op, emit_i387_cw_initialization,
2711 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2712 ix86_expand_clear, ix86_expand_binary_operator,
2713 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2714 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2715 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2716 ix86_expand_branch, ix86_expand_setcc,
2717 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2718 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2719 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2720 memory_address_length, ix86_attr_length_immediate_default,
2721 ix86_attr_length_address_default, ix86_agi_dependant,
2722 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2723 ix86_expand_binop_builtin, ix86_force_to_memory,
2724 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2725 x86_emit_floatuns): Likewise.
2726 * config/i386/netware.c (gen_regparm_prefix,
2727 i386_nlm_strip_name_encoding): Likewise.
2728 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2730 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2732 * optabs.c (gen_condiational_trap): Remove #define.
2733 (add_equal_note): Assertify. Remove explicit indirection from
2734 call via function pointer.
2735 (expand_ternary_op, expand_simple_binop, expand_binop,
2736 expand_twoval_unop, expand_twoval_binop,
2737 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2738 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2739 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2740 prepare_float_lib_cmp, emit_conditional_move,
2741 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2742 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2743 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2744 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2746 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2748 * vec.h: Update API to separate allocation mechanism from type.
2749 (VEC_safe_grow): New.
2750 * vec.c (calculate_allocation): New.
2751 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2752 (vec_gc_free, vec_heap_free): Remove.
2753 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2755 (mangle_macro_name): New.
2756 (struct macro_def): New.
2757 (struct macro): Add multiple argument values.
2758 (macro_expans_end): New.
2759 (push_macro_expansion): Chain on new macro. Process multiple
2760 args, create follow on expansion. Return follow on argument.
2761 (macro_input): Deal with multiple arguments.
2763 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2764 (struct tree_binfo): Adjust.
2765 * basic-block.h: Define VEC(edge,gc).
2766 (struct edge_def): Adjust.
2767 (struct basic_block_def, struct edge_iterator): Likewise.
2768 (ei_container, ei_start_1, ei_last_1): Likewise.
2769 * cfg.c (connect_src, connect_dest): Likewise.
2770 * cfgrtl.c (force_nonfallthru_and_redirect)
2771 * dbxout.c (dbxout_type)
2772 * dwarf2out.c (gen_member_die)
2773 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2774 (gcc_tree_to_linear_expression): Adjust.
2775 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2776 lbv_to_gcc_expression, lle_to_gcc_expression,
2777 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2778 perfect_nestify): Likewise.
2779 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2780 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2781 * profile.c (instrument_values): Adjust.
2782 * tree-cfg.c (modified_noreturn_calls): Adjust.
2783 (remove_fallthru_edge): Likewise.
2784 * tree-dump.c (dequeue_and_dump): Adjust.
2785 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2786 * tree-flow.h (modified_noreturn_calls): Adjust.
2787 (tree_on_heap): Remove. (yay!)
2788 (register_new_def): Adjust.
2789 * tree-into-ssa.c: Define VEC(int,heap).
2790 (block_defs_stack): Adjust.
2791 (find_idf, insert_phi_nodes, register_new_def,
2792 rewrite_initialize_block, rewrite_finalize_block,
2793 register_new_update_single, rewrite_update_init_block,
2794 rewrite_update_fini_block, rewrite_blocks,
2795 ssa_rewrite_finalize_block, ssa_register_new_def,
2796 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2797 * tree-loop-linear.c (linear_transform_loops): Adjust.
2798 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2799 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2800 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2801 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2802 vrp_variables_stack): Adjust declarations.
2803 (tree_ssa_dominator_optimize): Adjust.
2804 (dom_opt_initialize_block, remove_local_expressions_from_table,
2805 restore_nonzero_vars_to_original_value,
2806 restore_vars_to_original_value,
2807 restore_currdefs_to_original_value, dom_opt_finalize_block,
2808 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2809 optimize_stmt, update_rhs_and_lookup_avail_expr,
2810 lookup_avail_expr, record_range): Likewise.
2811 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2812 (compute_antic_aux): Adjust.
2813 (inserted_exprs, create_expression_by_pieces,
2814 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2815 remove_dead_inserted_code, fini_pre): Likewise.
2816 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2817 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2818 ssa_prop_init): Likewise.
2819 * tree-ssa.c: Define VEC(bitmap,heap).
2820 (verify_name_tags): Adjust.
2821 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2822 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2823 tree_divmod_values_to_profile, tree_find_values_to_profile,
2824 value_profile_transformations): Likewise.
2825 * value-prof.h: Define VEC(histogram_value,heap).
2826 * varasm.c: Remove alias_pair pointer typedef, define
2828 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2830 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2831 not a pointer to it. Create an object vector.
2832 (extern_symbols): Turn into an object vector.
2833 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2835 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2838 * Makefile.in (tree-chrec.o): Depend on params.h.
2839 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2841 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2842 and fold build with fold_buildN.
2843 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2844 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2845 (tree_contains_chrecs): Compute an estimation of the size of the
2847 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2848 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2849 * tree-scalar-evolution.c (simple_iv): Ditto.
2850 * doc/invoke.texi (scev-max-expr-size): Documented.
2852 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2854 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2855 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2856 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2857 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2858 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2859 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2860 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2861 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2862 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2863 (darwin_fix_and_continue_switch): Delete.
2864 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2865 (SUBTARGET_SWITCHES): Delete.
2866 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2867 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2868 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2869 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2870 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2871 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2872 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2873 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2874 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2875 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2876 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2877 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2878 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2879 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2880 (TARGET_64BIT): Undef before redefining.
2881 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2882 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2883 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2884 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2885 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2886 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2887 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2888 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2889 (ix86_debug_arg_string, ix86_debug_addr_string)
2890 (ix86_align_loops_string, ix86_align_jumps_string)
2891 (ix86_align_funcs_string): Delete.
2892 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2893 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2894 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2895 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2896 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2897 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2898 (SUBTARGET_SWITCHES): Delete.
2899 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2900 (ix86_debug_addr_string): Delete.
2901 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2902 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2903 (ix86_align_loops_string, ix86_align_jumps_string)
2904 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2905 (ix86_align_funcs_string): Make static.
2906 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2907 (ix86_handle_option): New function.
2908 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2909 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2910 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2911 of darwin_fix_and_continue_switch.
2912 (darwin_one_byte_bool): Delete.
2913 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2914 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2915 to darwin_one_byte_bool.
2916 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2917 * config/i386/djgpp.opt, config/i386/i386.opt,
2918 * config/i386/sco5.opt: New files.
2920 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2922 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2923 fp_zero_operand, fp_register_operand, intreg_operand,
2924 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2925 call_operand, call_operand_address, tgd_symbolic_operand,
2926 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2927 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2928 sp64_medium_pic_operand, data_segment_operand,
2929 text_segment_operand, splittable_symbolic_memory_operand,
2930 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2931 eq_or_neq, normal_comp_operator, noov_compare_op,
2932 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2933 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2934 const64_operand, const64_high_operand, arith11_operand,
2935 arith10_operand, arith_double_operand, arith_double_4096_operand,
2936 arith_double_add_operand, arith11_double_operand,
2937 arith10_double_operand, small_int, small_int_or_double,
2938 uns_small_int, uns_arith_operand, clobbered_register,
2939 input_operand, compare_operand): Delete.
2940 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2941 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2942 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2943 (GEN_HIGHINT64, GEN_INT64): Delete.
2944 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2945 gen_safe_XOR64): Adjust for above deletion.
2946 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2947 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2948 (legitimate_constant_p): Use const_zero_operand instead.
2949 (sparc_extra_constraint_check): Likewise.
2950 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2951 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2952 (PREDICATE_CODES): Delete.
2953 * config/sparc/sparc.md: Include predicates.md.
2954 (All patterns): Adjust for new predicate names.
2955 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2956 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2957 (movdi): Use general_operand predicate.
2958 (movdi_sp64_dbl): Delete.
2959 (movdi_const64_special): Add 'N' constraint.
2960 (movdicc): Use arith10_operand predicate.
2961 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2962 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2963 (movdi_cc_reg_sp64_trunc): Delete.
2964 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2965 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2966 (subdi3_sp32): Delete.
2967 (subdi3_insn_sp32): Change to define_insn_and_split.
2968 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2969 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2970 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2971 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2972 small_int_operand predicate.
2973 (divdi3, udivdi3): Use arith_operand predicate.
2974 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2975 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2976 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2977 (xordi3_sp64_dbl): Delete.
2978 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2979 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2980 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2981 cmp_ccx_set_not): Use arith_operand predicate.
2982 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2983 * config/sparc/predicates.md: New file.
2985 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2987 PR tree-optimization/14846
2988 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2990 (fold_single_bit_test): ... here.
2991 (fold_binary): Call fold_single_bit_test_into_sign_test
2992 instead of fold_single_bit_test.
2994 2005-04-20 James E Wilson <wilson@specifixinc.com>
2997 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2998 is another declaration.
3000 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
3002 * config/cris/predicates.md: New file.
3003 * config/cris/cris-protos.h (cris_store_multiple_op_p)
3004 (cris_movem_load_rest_p): Declare.
3005 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
3006 (cris_movem_load_rest_p): Ditto. Globalize.
3007 (cris_bdap_operand, cris_bdap_biap_operand,
3008 cris_orthogonal_operator, cris_commutative_orth_op,
3009 cris_operand_extend_operator,
3010 cris_additive_operand_extend_operator, cris_extend_operator,
3011 cris_plus_or_bound_operator, cris_mem_op,
3012 cris_general_operand_or_symbol,
3013 cris_general_operand_or_gotless_symbol,
3014 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
3015 cris_load_multiple_op): Remove predicate functions.
3016 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
3017 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
3018 * config/cris/cris.h (PREDICATE_CODES): Don't define.
3019 * config/cris/cris.md: Include predicates.md.
3020 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
3022 2005-04-20 Ian Lance Taylor <ian@airs.com>
3024 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
3025 * c-common.h (STMT_EXPR_STMT): Don't define.
3026 (STMT_EXPR_NO_SCOPE): Don't define.
3027 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
3028 * c-pretty-print.c (pp_c_primary_expression): Likewise.
3029 (pp_c_expression): Likewise.
3031 2005-04-20 Richard Henderson <rth@redhat.com>
3034 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
3036 2005-04-20 Jeff Law <law@redhat.com>
3038 * reload1.c (reload): Ignore equivalences between pseudos and
3041 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
3044 * c-tree.h (struct c_label_list): Update comment.
3045 (struct c_label_context): Rename to struct c_label_context_se.
3046 (label_context_stack): Rename to label_context_stack_se.
3047 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
3048 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
3049 c_end_vm_scope): New.
3050 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
3051 * c-decl.c (pop_scope): Call c_end_vm_scope.
3052 (pushdecl): Call c_begin_vm_scope for variably modified
3054 (define_label): Check for jumping into scope of identifier with
3055 variably modified type. Push label on stack for those defined at
3056 current context of identifiers with variably modified type.
3057 (start_function): Create stack level for context of identifiers
3058 with variably modified type.
3059 (finish_function): Pop stack level for context of identifiers with
3060 variably modified type.
3061 * c-typeck.c (label_context_stack): Rename to
3062 label_context_stack_se.
3063 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
3064 (c_finish_goto_label): Check for jumping into scope of identifier
3065 with variably modified type. Push label on stack for those jumped
3066 to from current context of identifiers with variably modified
3068 (struct c_switch): Add blocked_vm.
3069 (c_start_case): Initialize blocked_vm.
3070 (do_case): Check blocked_vm.
3071 (c_finish_case): Add comment.
3072 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
3073 variable label_context_stack.
3075 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3077 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
3078 conditional_replacement, value_replacement, abs_replacement,
3080 (replace_phi_edge_with_variable): Remove argument BB.
3081 (conditional_replacement, value_replacement,
3082 minmax_replacement, abs_replacement): Remove argument PHI_BB.
3083 Update a call to replace_phi_edge_with_variable.
3085 * tree-ssa-phiopt.c: Fix comments.
3087 2005-04-20 Michael Matz <matz@suse.de>
3090 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
3093 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3095 * tree-ssa-phiopt.c: Fix comment typos.
3097 PR tree-optimization/21116
3098 * tree-ssa-phiopt.c: Fix a typo.
3100 2005-04-19 Richard Henderson <rth@redhat.com>
3102 * builtins.c (expand_builtin_sync_operation): Revert last change.
3103 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
3105 (expand_compare_and_swap_loop): Likewise.
3106 (expand_sync_operation): Remove fallback from NAND to AND; invert
3107 memory operand when expanding from cmpxchg.
3108 (expand_sync_fetch_operation): Likewise.
3109 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
3112 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
3113 when implementing NAND. Fix double-add for AFTER.
3114 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
3115 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3116 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
3118 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
3121 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
3122 to return old memory value.
3123 (sync_compare_and_swap_cc<IMODE>): Likewise.
3125 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
3126 return pre-reload. Don't consider output or anti dependencies.
3127 * config/ia64/sync.md (IMODE): New.
3128 (modesuffix): Add QI and HI.
3129 (memory_barrier): Simplify expansion.
3130 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
3131 (cmpxchg_acq_<IMODE>): Likewise.
3132 (sync_lock_test_and_set<IMODE>): Likewise.
3133 (sync_lock_release<IMODE>): Likewise.
3135 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3137 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
3140 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3142 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
3144 2005-04-20 Michael Pogue <michael.pogue@sun.com>
3145 Joseph S. Myers <joseph@codesourcery.com>
3147 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
3148 * c-typeck.c (build_c_cast): Check these options.
3149 * doc/invoke.texi: Document these options.
3151 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3153 * tree-ssa-phiopt.c: Update a comment about the pass.
3155 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3157 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
3158 config/mcore/mcore.c: Fix comment typos.
3160 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
3162 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
3163 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
3165 2005-04-19 Paul Brook <paul@codesourcery.com>
3167 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
3169 2005-04-19 Andrew Haley <aph@redhat.com>
3172 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
3173 looking at a field's bitpos.
3175 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3177 * system.h (fopen, fdopen, freopen): Define these to the unlocked
3178 libiberty functions.
3180 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3182 PR tree-optimization/21096
3183 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
3185 2005-04-19 Alan Modra <amodra@bigpond.net.au>
3188 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
3189 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
3191 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
3193 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
3194 refers to the function being dumped.
3196 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
3198 * varasm.c (assemble_start_function): Remove reset of in_section.
3200 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3202 PR tree-optimization/21085
3203 * fold-const (fold_binary): Don't change X % -C to X % C if C has
3206 2005-04-19 Ben Elliston <bje@au.ibm.com>
3208 * doc/invoke.texi (Optimize Options): Refer to the correct
3209 optimisation flag -ftree-dominator-opts, not -ftree-dom.
3211 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
3213 * config/rs6000/rs6000.c (machopic_output_stub): Increase
3214 alloca argument to be big enough.
3216 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
3219 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
3222 2005-04-18 Tom Tromey <tromey@redhat.com>
3224 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
3227 2005-04-18 Richard Henderson <rth@redhat.com>
3229 * config/alpha/alpha.c (alpha_split_atomic_op): New.
3230 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
3231 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
3232 * config/alpha/alpha-protos.h: Update.
3233 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
3234 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
3235 (attr type): Add ld_l, st_c, mb.
3236 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
3237 iornotsi3, xorsi_internal, xornotsi3): New.
3238 * config/alpha/ev4.md (ev4_ld): Add ld_l.
3239 (ev4_ist_c, ev4_mb): New.
3240 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
3242 * config/alpha/ev6.md (ev6_ild): Add ld_l.
3243 (ev6_ist): Add st_c.
3245 * config/alpha/sync.md: New file.
3247 2005-04-18 Richard Henderson <rth@redhat.com>
3249 * builtins.c (expand_builtin_sync_operation): Fold nand to and
3252 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
3254 2005-04-18 Devang Patel <dpatel@apple.com>
3256 * config/rs6000/atlivec.md (mulv4si3): New pattern.
3258 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3260 PR tree-optimization/20922
3261 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
3262 Fold X + c >= X and fold X - c <= X to true.
3264 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3266 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
3268 (emergency_labeled_state_free): Likewise.
3270 2005-04-18 Nick Clifton <nickc@redhat.com>
3272 * config/h8300/h8300.md (jump): Remove prescan parameter from
3273 calls to final_scan_insn.
3275 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
3276 parameter from calls to final_scan_insn.
3278 * config.gcc (m68hc12): Use the m68hc11.opt file for target
3280 (v850e, v850e1): Use the v850.opt file for target specific
3283 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
3285 PR tree-optimization/21001
3286 * tree-optimize.c (init_tree_optimization_passes): Move the
3287 first pass_forwprop immediately before pass_vrp.
3289 2005-04-17 Ian Lance Taylor <ian@airs.com>
3291 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3292 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3293 from enum tree_code op to bool is_sizeof.
3294 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3295 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3296 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3298 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3300 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3303 2005-04-17 Ian Lance Taylor <ian@airs.com>
3305 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3307 2005-04-17 Richard Henderson <rth@redhat.com>
3309 * config/alpha/alpha.c (va_list_skip_additions): Only define if
3311 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3312 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
3313 of indirection through ssa names while looking for the gpr counter
3315 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3316 saved va_list_gpr_size and va_list_fpr_size.
3318 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3320 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3321 both pointers or both integers.
3323 * tree-vrp.c (maybe_add_assert_expr): Don't assert
3324 ASSERT_EXPRs for single-use variable.
3326 * tree-into-ssa.c: Fix a comment typo.
3328 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
3330 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3331 -mipsN before forcing a default of -mips2.
3333 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3335 * predict.h (IS_TAKEN): Remove.
3336 * rtl.h (NOTE_PREDICTION): Likewise.
3338 * modulo-sched.c (CFG_HOOKS): Remove.
3340 * c-parser.c (N_C_TTYPES): Remove.
3342 * tree-flow-inline.h (get_stmt_operands): Remove.
3343 * lambda-code.c, tree-ssa-loop-unswitch.c,
3344 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3345 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3346 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3347 calls to get_stmt_operands.
3348 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3350 2005-04-17 Richard Henderson <rth@redhat.com>
3353 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3354 of CUMULATIVE_ARGS past the last named argument.
3355 (alpha_va_start): Expect pretend_args_size only if strictly less than
3358 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3361 * builtins.c (expand_builtin_strcat): Convert the result of
3362 strlen to the right type.
3363 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3364 avoid creating type mismatches.
3365 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3368 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3370 2005-04-16 Richard Henderson <rth@redhat.com>
3373 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3374 Use the mode of boolean_type_node when the user doesn't provide one.
3375 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3377 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
3380 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3383 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3386 2005-04-16 Roger Sayle <roger@eyesopen.com>
3387 Steven Bosscher <stevenb@suse.de>
3389 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3390 (fold_unary_to_constant): Likewise.
3392 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3394 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3397 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3399 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3400 names related to target triplets.
3401 Remove i?86-*-esix from platform directory.
3402 Remove powerpc-*-eabiaix from platform directory.
3404 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3407 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3408 falling through from SUBREG case to REG.
3410 2005-04-15 Roger Sayle <roger@eyesopen.com>
3412 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3413 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3414 (fold_binary_to_constant): Simplify using fold_binary.
3415 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3417 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3419 * gthr-posix.c (pthread_cancel): Define.
3420 (pthread_mutexattr_init): Likewise.
3421 (pthread_mutexattr_settype): Likewise.
3422 (pthread_mutexattr_destroy): Likewise.
3424 2005-04-15 David S. Miller <davem@davemloft.net>
3427 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3429 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3431 PR tree-optimization/21031
3432 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3433 (forward_propagate_into_cond_1): Call it. Forward propagate
3434 integer-integer casts into COND_EXPRs.
3436 2005-04-15 Dave Korn <dave.korn@artimi.com>
3438 * gcc.c (default_compilers): Clarify obscure error message when
3439 reading from standard input.
3441 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3443 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3444 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3446 * tree-ssa-alias.c (init_alias_info): Remove a call to
3449 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3451 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3452 of non-virtual PHI nodes like we use to.
3454 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3456 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3457 (attr_copy_rtx): Do not use it.
3459 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3461 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3463 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3465 * tree-vect-transform.c (vectorizable_store): Mark necessary
3466 objects in the vectorized store needing renaming. Update the
3467 SSA graph for V_MAY_DEF operands in the original store.
3469 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3471 * tree-ssa-pre.c (compute_avail): It's okay to have
3472 TREE_INVARIANT's here, and value number the resulting expressions.
3473 (create_expression_by_pieces): Make sure operands that were
3474 min_invariant when we started, stay that way.
3476 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3478 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3480 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3482 PR tree-optimization/20936.
3483 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3485 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3487 * doc/invoke.texi: Fix typos.
3488 * doc/md.texi: Likewise.
3489 * doc/rtl.texi: Likewise.
3490 * doc/sourcebuild.texi: Likewise.
3491 * doc/tm.texi: Likewise.
3493 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3495 PR tree-optimization/21004
3496 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3497 and floorl in c99 mode only.
3498 * builtins.c (expand_builtin_int_roundingfn): Assert that
3499 fallback_fndecl is not NULL_TREE.
3501 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3503 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3504 * basic-block.h: Update the prototype for
3505 purge_all_dead_edges.
3506 * cfgexpand.c (tree_expand_cfg): Update a call to
3507 purge_all_dead_edges.
3508 * combine.c (combine_instructions): Likewise.
3509 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3510 rest_of_handle_cse2, rest_of_handle_gcse,
3511 rest_of_handle_postreload): likewise.
3513 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3516 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3517 e.g. cv-qualification conversions.
3519 2005-04-14 Mike Stump <mrs@apple.com>
3521 * config/darwin-c.c (framework_construct_pathname): We must
3522 find all headers of a framework in the first instance of it
3523 found in the seach path.
3525 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3527 PR tree-optimization/21021
3528 * tree-vrp.c (compare_values): Work around a bug in the front
3529 end that produces a comparison of mismatched types.
3531 2004-04-14 Richard Henderson <rth@redhat.com>
3533 * config/ia64/ia64.h (enum fetchop_code): Remove.
3534 (enum ia64_builtins): Move ...
3535 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3536 members except BSP and FLUSHRS.
3537 (ia64_init_builtins): Remove __sync builtins.
3538 (ia64_expand_builtin): Likewise.
3539 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3540 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3541 (ia64_expand_lock_release): Remove.
3542 * config/ia64/ia64.md (mf): Move to sync.md.
3543 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3544 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3545 * config/ia64/sync.md: New file.
3546 (memory_barrier): Rename from mf.
3547 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3548 (cmpxchg_acq_<I48MODE>): Likewise.
3549 (sync_lock_test_and_set<I48MODE>): Likewise.
3551 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3552 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3554 2004-04-14 Richard Henderson <rth@redhat.com>
3556 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3557 (ix86_compare_emitted): New.
3558 (ix86_expand_compare): Use ix86_compare_emitted if set.
3559 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3560 and ix86_compare_op0 are set.
3561 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3562 (TARGET_CMPXCHG, TARGET_XADD): New.
3563 (ix86_compare_emitted): Declare.
3564 * config/i386/i386.md: Include sync.md
3565 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3566 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3567 * config/i386/sync.md: New file.
3569 2004-04-14 Richard Henderson <rth@redhat.com>
3572 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3573 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3574 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3575 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3576 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3577 BT_FN_I8_VPTR_I8_I8): New.
3578 * builtins.def (DEF_SYNC_BUILTIN): New.
3579 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3580 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3581 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3582 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3583 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3584 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3585 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3586 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3587 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3588 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3589 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3590 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3591 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3592 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3593 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3594 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3595 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3596 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3597 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3598 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3599 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3600 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3601 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3602 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3603 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3604 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3605 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3606 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3607 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3608 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3609 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3610 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3611 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3612 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3613 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3614 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3615 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3616 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3617 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3618 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3619 BUILT_IN_SYNCHRONIZE: New.
3620 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3621 as a function. Accept __sync_ as a prefix as well.
3622 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3623 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3624 expand_builtin_lock_release): New.
3625 (expand_builtin): Call them.
3626 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3627 neither BOTH_P nor FALLBACK_P are defined.
3628 (builtin_type_for_size): New.
3629 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3630 (resolve_overloaded_builtin): New.
3631 * c-common.h (resolve_overloaded_builtin): Declare.
3632 (builtin_type_for_size): Declare.
3633 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3634 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3635 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3636 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3637 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3638 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3639 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3640 sync_compare_and_swap_cc, sync_lock_test_and_set,
3641 sync_lock_release): New.
3642 * optabs.h: Declare them.
3643 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3644 expand_sync_operation, expand_sync_fetch_operation,
3645 expand_sync_lock_test_and_set): Declare.
3646 * genopinit.c (optabs): Add sync optabs.
3647 * optabs.c (init_optabs): Initialize sync optabs.
3648 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3649 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3650 expand_sync_operation, expand_sync_fetch_operation,
3651 expand_sync_lock_test_and_set): New.
3652 * doc/extend.texi (Atomic Builtins): New section
3653 * doc/md.texi (Standard Names): Add sync patterns.
3655 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3657 * tree-eh.c (lower_try_finally_copy): Generate new code in
3658 response to goto_queue entries as if the queue was sorted by
3659 index, not pointers.
3660 (lower_try_finally_switch): Likewise.
3662 2005-04-14 Richard Henderson <rth@redhat.com>
3664 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3665 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3667 (ix86_expand_fp_movcc): Update to match.
3668 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3669 * config/i386/i386-protos.h: Update.
3670 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3671 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3673 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3675 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3678 2005-04-14 Julian Brown <julian@codesourcery.com>
3680 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3681 link failures on ppc64 Linux.
3683 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3685 * config.gcc: Set cpu_type for s390.
3687 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3689 Fix PR tree-optimization/20963
3690 * tree-ssa-pre.c (compute_avail): Remove special case for
3692 (create_expression_by_pieces): Add value numbers for forced out
3695 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3697 * config/cris/cris.md: Replace references to (reg:SI 16) with
3698 (reg:SI CRIS_SRP_REGNUM).
3700 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3702 PR tree-optimization/20657
3703 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3704 create an appropriate range from it.
3706 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3708 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3709 <UNSPEC_FIST_CEIL> case.
3711 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3712 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3713 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3714 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3715 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3716 (lfloor<mode>2): New expanders.
3717 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3718 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3719 to implement lceil and llceil built-ins as x87 intrinsic function.
3720 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3721 (lceil<mode>2): New expanders.
3723 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3725 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3726 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3728 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3731 * config/s390/s390-modes.def: Define TFmode.
3733 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3735 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3736 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3737 * config/mips/mips.c (mips16_insn_length): Remove reference to
3738 JUMP_TABLES_IN_TEXT_SECTION.
3740 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3742 * simplify-rtx.c (simplify_binary_operation_1): Return
3743 scalar or vector of constant 0, depending on the xor's
3746 2005-04-13 Dale Johannesen <dalej@apple.com>
3748 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3749 (objc-act.o): Ditto.
3750 * objc/objc-act.c (objc_gimplify_expr): New.
3751 (objc_get_callee_fndecl): New.
3752 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3753 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3754 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3756 2005-04-13 Devang Patel <dpatel@apple.com>
3758 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3761 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3763 CRIS prologue as RTL.
3764 * config/cris/cris-protos.h (cris_emit_movem_store)
3765 (cris_expand_prologue): Prototype.
3766 * config/cris/cris.c (struct machine_function): New member
3768 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3769 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3770 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3771 (cris_load_multiple_op, cris_return_address_on_stack)
3772 (cris_return_address_on_stack_for_return): ISO-Cify.
3773 (cris_store_multiple_op): New predicate function.
3774 (cris_expand_prologue, cris_emit_movem_store): New functions.
3775 (cris_print_operand) <case 'O'>: Handle modifications other than
3777 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3778 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3779 (cris_gen_movem_load): Rearrange slightly to make local variable
3780 src a parameter, removing osrc.
3781 (cris_setup_incoming_varargs): Set machine_function member
3782 stdarg_regs to correspond to the number of registers that need to
3784 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3786 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3787 cris_general_operand_or_gotless_symbol accept UNSPEC.
3788 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3789 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3790 ("*cris_store_multiple"): New pattern. Tweak common comment above
3791 this and "*cris_load_multiple".
3792 ("prologue"): New define_expand.
3794 * config/cris/cris.md ("epilogue"): Conditionalize on
3795 TARGET_PROLOGUE_EPILOGUE.
3797 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3800 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3801 fpsr 0 instead of fpsr 1.
3802 (divsf3_internal_thr): Ditto.
3803 (divdf3_internal_lat): Ditto.
3804 (divdf3_internal_thr): Ditto.
3805 (divxf3_internal_lat): Ditto.
3806 (divxf3_internal_thr): Ditto.
3808 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3810 PR tree-optimization/20913
3811 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3813 PR tree-optimization/20702
3814 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3815 dominator children that haven't been walked into.
3817 2005-04-13 Julian Brown <julian@codesourcery.com>
3819 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3820 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3823 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3825 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3826 config/i386/sse.md: Fix comment typos.
3828 * genattrtab.c (NULL_ATTR): Remove.
3829 * ifcvt.c (NULL_EDGE): Likewise.
3831 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3833 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3834 NOTE_PREDICT): Remove.
3836 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3838 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3839 * configure: Regenerate.
3840 * config.in: Likewise.
3841 * system.h: Declare vsnprintf if not already declared.
3843 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3845 * optc-gen.awk: Handle stand-alone Mask records.
3846 * opth-gen.awk: Likewise.
3847 * doc/options.texi (Option file format): Document them.
3848 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3849 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3850 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3851 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3852 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3853 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3854 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3855 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3856 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3857 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3858 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3859 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3860 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3861 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3862 TARGET_LONG_DOUBLE_128): Likewise.
3863 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3864 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3865 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3866 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3867 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3868 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3869 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3870 * config/sparc/sparc.c (fpu_option_set): New global.
3871 (sparc_handle_option): New function.
3872 (sparc_override_options): Test fpu_option_set.
3873 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3874 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3875 * config/sparc/sparc.opt: New file.
3876 * config/sparc/little-endian.opt: Likewise.
3877 * config/sparc/long-double-switch.opt: Likewise.
3879 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3881 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3882 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3883 * config/bfin/bfin.opt (mshared-library-id=): Lose
3884 Var(bfin_lib_id_given).
3886 2005-04-13 Matt Thomas <matt@3am-software.com>
3888 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3891 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3893 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3895 * cgraphunit.c (INSNS_PER_CALL): Remove.
3897 * tree-ssa-forwprop.c (vars,
3898 record_single_argument_cond_exprs,
3899 substitute_single_use_vars): Remove.
3900 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3902 (tree_ssa_forward_propagate_single_use_vars): Call
3903 forward_propagate_into_cond for each COND_EXPR.
3905 * tree-inline.c (INSNS_PER_STMT): Remove.
3907 2005-04-12 Richard Henderson <rth@redhat.com>
3909 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3910 (ix86_expand_sse_fp_minmax): ... from ...
3911 (ix86_expand_fp_movcc): ... here.
3912 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3913 * config/i386/i386-protos.h: Update.
3914 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3915 (sse_setccsf, sse_setccdf): Allow before reload.
3916 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3917 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3918 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3919 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3920 (anddf3, nanddf3, iordf3, xordf3): New.
3922 2005-04-12 Jeff Law <law@redhat.com>
3924 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3925 (tree-ssa-uncprop.o): Add dependencies.
3926 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3927 * tree-flow.h (remove_useless_stmts): Remove prototype.
3928 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3929 remove_useless_stmts.
3930 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3931 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3932 * tree-pass.h (pass_uncprop): Declare.
3933 * tree-ssa-uncprop.c: New file.
3935 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3938 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3940 2005-04-12 Caroline Tice <ctice@apple.com>
3942 Temporary fix for partitioning problems.
3943 * passes.c (rest_of_handle_final): Remove code that
3944 frees unlikely_text_section_name,
3945 * varasm.c (assemble_start_function): Test for partitioning
3946 flag before writing out section labels.
3947 (assemble_end_function): Test for partitioning flag before
3948 writing out section labels.
3950 2005-04-12 Steven Bosscher <stevenb@suse.de>
3951 Stuart Hastings <stuart@apple.com>
3952 Jan Hubicka <jh@suse.cz>
3954 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3955 references to gt-tree-cfg.h.
3956 * basic-block.h (struct basic_block_def): Don't skip rbi
3957 for garbage collection.
3958 (struct reorder_block_def): Make GTY-able.
3959 (struct control_flow_graph): New structure.
3960 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3961 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3962 but instead defines to the control_flow_graph for cfun.
3963 (label_to_block_map): New define, points to the label map of
3964 the control_flow_graph for cfun.
3965 (n_edges_for_function, n_basic_blocks_for_function,
3966 last_basic_block_for_function, basic_block_info_for_function,
3967 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3968 basic_block_info_for_function, label_to_block_map_for_function):
3969 Counterparts for the above, taking a struct function as an extra
3971 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3972 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3973 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3974 (alloc_rbi_pool, free_rbi_pool): Remove.
3975 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3976 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3978 (cfg_layout_finalize) ... and don't free it here.
3979 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3981 * flow.c (free_basic_block_vars): Set label_to_block_map and
3982 n_edges to zero too.
3983 * function.h (struct function): Add cfg field.
3984 * function.c (allocate_struct_function): Allocate the cfg.
3985 * tree-cfg.c (label_to_block_map): Remove.
3986 (build_tree_cfg): Don't allocate the rbi pool here...
3987 (delete_tree_cfg_annotations): ...and don't free it here.
3988 Also don't nullify label_to_block_map for cfun.
3990 2005-04-12 Caroline Tice <ctice@apple.com>
3992 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3993 Revert my patch from April 9.
3994 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3995 (reorder_basic_blocks): Revert my patch from April 9.
3996 (insert_section_boundary_note): Revert my patch from April 9.
3997 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3998 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3999 (COLD_END_LABEL): Revert my patch from April 9.
4000 (cold_text_section_label): Revert my patch from April 9.
4001 (cold_end_label): Revert my patch from April 9.
4002 (dwarf2out_switch_text_section): Revert my patch from April 9.
4003 (output_aranges): Revert my patch from April 9.
4004 (output_ranges): Revert my patch from April 9.
4005 (output_line_info): Revert my patch from April 9.
4006 (add_location_or_const_value_attribute): Revert my patch from April 9.
4007 (dwarf2out_var_location): Revert my patch from April 9.
4008 (dwarf2out_init): Revert my patch from April 9.
4009 (dwarf2out_finish): Revert my patch from April 9.
4010 * function.h (struct function): Revert my patch from April 9.
4011 * opts.c (decode_options): Revert my patch from April 9.
4012 * output.h (unlikely_section_label, hot_section_label,
4013 hot_section_end_label, cold_section_end_label,
4014 unlikely_text_section_name): Revert my patch from April 9.
4015 * passes.c (rest_of_handle_final): Revert my patch from April 9.
4016 * varasm.c (unlikely_section_label, hot_section_label,
4017 hot_section_end_label, cold_section_end_label,
4018 unlikely_text_section_name): Revert my patch from April 9.
4019 (initialize_cold_section_name): Revert my patch from April 9.
4020 (unlikely_text_section): Revert my patch from April 9.
4021 (in_unlikely_text_section): Revert my patch from April 9.
4022 (named_section): Revert my patch from April 9.
4023 (function_section): Revert my patch from April 9.
4024 (current_function_section): Revert my patch from April 9.
4025 (assemble_start_function): Revert my patch from April 9.
4026 (assemble_end_function): Revert my patch from April 9.
4027 (default_section_type_flags_1): Revert my patch from April 9.
4029 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4031 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
4032 * config/sparc/sparc.md (untyped_call): Save the registers manually.
4034 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
4036 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
4039 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
4040 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
4042 2004-04-12 Richard Henderson <rth@redhat.com>
4044 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
4045 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
4046 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
4047 (UNSPEC_*, UNSPECV_*): Renumber.
4049 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
4052 From Richard Henderson <rth@redhat.com>:
4053 * tree-mudflap.c (mf_build_check_statement_for): Correct block
4056 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
4058 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
4060 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4062 * config/bfin/bfin.c (bfin_library_id_string): Remove.
4063 (bfin_library_id): New variable.
4064 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
4065 instead of bfin_library_id_string.
4066 (bfin_handle_option): New function.
4067 (override_options): Remove most code to deal with shared library IDs,
4068 just check they aren't used without -mid-shared-library.
4069 (TARGET_HANDLE_OPTION): Define.
4070 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
4071 * config/bfin/bfin.opt (mshared-library-id=): New.
4073 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
4075 * tree-vect-transform.c: Fix comment typos.
4077 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
4079 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
4080 split critical edges when not possible/profitable.
4082 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4084 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
4085 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
4086 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
4087 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
4088 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
4089 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
4090 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
4091 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
4093 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
4094 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4095 * config/ns32k/ns32k.opt: New file.
4097 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4099 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
4100 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
4101 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
4102 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
4103 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
4104 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
4105 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
4106 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
4107 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
4108 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
4109 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
4110 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
4111 (MASK_COLDFIRE): Formatting fixes.
4112 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
4113 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
4114 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
4115 "_current_shared_library_a5_offset_".
4116 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4117 (MASK_ALL_CPU_BITS): New macro.
4118 (m68k_handle_option): New function.
4119 (override_options): Remove handling of m68k_library_id_string.
4120 * config/m68k/m68k.opt: New file.
4121 * config/m68k/ieee.opt: New file.
4123 2005-04-11 Mark Mitchell <mark@codesourcery.com>
4125 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4126 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
4127 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4128 (TARGET_CXX): Adjust accordingly.
4129 * target.h (struct gcc_target): Remove epxort_class_data. Add
4130 determine_class_data_visibility and class_data_always_comdat.
4131 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4132 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
4133 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4134 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
4135 (arm_cxx_determine_class_data_visibility): New.
4136 (arm_cxx_class_data_always_comdat): Likewise.
4137 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4138 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
4139 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4140 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
4141 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
4144 2005-04-11 Devang Patel <dpatel@apple.com>
4146 * tree-data-ref.c (build_classic_dist_vector,
4147 compute_subscript_distance): Make externally visible.
4148 * tree-data-ref.h (build_classic_dist_vector,
4149 compute_subscript_distance): Same.
4150 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4151 Check distance vector against vectorization factor.
4152 (vect_analyze_loop): Determine vectorizaion factor before
4153 analyzing data dependences.
4154 * tree-vectorizer.c (loops_num): Make it externally visible and
4156 * tree-vectorizer.c (vect_loops_num): ... new name.
4157 * tree-vectorizer.h (vect_loops_num): New.
4159 2005-04-11 Devang Patel <dpatel@apple.com>
4161 * tree-vect-analyze.c (vect_analyze_operations): Check
4162 vectorizable codition.
4163 * tree-vect-transform.c (vect_is_simple_cond): New function.
4164 (vectorizable_condition): New function.
4165 (vect_transform_stmt): Handle condition_vec_info_type.
4166 * tree-vectorizer.h (enum stmt_vec_info_type): Add
4167 condition_vec_info_type.
4168 (vectorizable_condition): New.
4170 2005-04-11 Geoffrey Keating <geoffk@apple.com>
4172 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
4173 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
4174 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
4176 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
4177 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
4179 * dwarf2out.c (output_line_info): Don't try to dereference
4180 a NULL current_function_decl.
4182 * config/t-slibgcc-darwin: Don't put shared libraries in
4183 directories other than $(slibdir).
4184 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
4187 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4189 PR tree-optimization/20933
4190 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
4191 logic to reject aliases between read-only and writable
4193 (may_alias_p): ... here.
4194 (get_tmt_for): Do not associate read-only tags to pointers
4195 whose pointed-to type is not read-only.
4196 * tree-ssa.c (verify_ssa): Check that memory stores have at
4197 least one V_MAY_DEF or V_MUST_DEF.
4199 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4202 * configure.ac (gcc_UNLOCKED_FUNCS): New.
4203 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
4204 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
4205 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
4207 (fwrite_unlocked): Fix prototype.
4209 * configure, config.in: Regenerate.
4211 2005-04-11 David Edelsohn <edelsohn@gnu.org>
4213 * tree-ssa-loop-im.c: Include real.h.
4214 (determine_invariantness_stmt): If real division divisor is
4215 invariant and flag_unsafe_math_optimizations enabled, generate
4216 invariant reciprocal for hoisting.
4217 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
4219 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4221 Fix PR tree-optimization/20926
4223 * tree-ssa-alias.c (add_type_alias): Handle subvars.
4225 2005-04-11 Devang Patel <dpatel@apple.com>
4227 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
4230 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4232 * fold-const.c (fold_binary_op_with_conditional_arg):
4233 use fold_buildN instead of "fold (buildN" in some
4235 (fold_unary): Likewise.
4236 (fold_binary): Likewise.
4238 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4240 Fix PR tree-optimization/20612
4241 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
4243 (perfect_nestify): preheaderbb is *not* part of loop of the
4246 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4248 * tree-ssa-alias.c (may_alias_p): If the variable
4249 is a global variable and the pointer is parameter
4250 and -fargument-noalias-global is used, then
4251 the pointer cannot alias the variable.
4253 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
4255 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
4256 * config/sparc/sparc.h: Likewise.
4257 * config/sparc/sparc.md: Likewise.
4259 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
4261 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
4263 * tree-vrp.c: Fix a comment typo.
4265 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4267 PR tree-optimization/20920
4268 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
4269 SSA_NAME flows through an abnormal edge.
4270 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
4271 through abnormal edges.
4272 (maybe_add_assert_expr): Likewise.
4274 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
4276 * config/s390/s390.h (s390_tune_string, s390_arch_string)
4277 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
4278 (s390_stack_size_string, s390_stack_guard_string, target_flags)
4279 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4280 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4281 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4282 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4283 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4284 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4285 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4286 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4287 (TARGET_HANDLE_OPTION): Likewise.
4288 (s390_tune): Initialize to PROCESSOR_max.
4289 (s390_arch_string): Make static.
4290 (s390_tune_string, s390_warn_framesize_string): Delete.
4291 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4292 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4293 (s390_handle_arch_option, s390_handle_option): New functions.
4294 (override_options): Remove parsing of option strings.
4295 * config/s390/s390.opt: New file.
4297 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4299 * tree-complex.c (expand_vector_operations): Call
4300 update_stmt_if_modified.
4302 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4304 * tree-vect-analyze (vect_determine_vectorization_factor):
4305 Do not use GET_MODE_NUNITS.
4306 * tree-vect-transform.c (vect_get_vec_def_for_operand,
4307 (vectorizable_load, vect_transform_loop): Likewise.
4309 2005-04-11 Uros Bizjak <uros@kss-loka.si>
4311 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4312 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4313 * optabs.h (enum optab_index): Add new OTI_lceil.
4314 (lceil_optab): Define corresponding macro.
4315 * optabs.c (init_optabs): Initialize lceil_optab.
4316 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4317 and lceildi2 patterns.
4318 * builtins.c (expand_builtin_int_roundingfn): Handle
4319 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4320 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4321 BUILT_IN_LLCEIL{,F,L}.
4322 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4323 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4324 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4325 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4326 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4327 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4328 into lceil built-in function and (long long int)ceil{,f,l} into
4329 llceil built-in function.
4330 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4333 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4335 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4338 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
4340 * config/arm/arm.c: Fix a comment typo.
4341 * doc/tree-ssa.texi: Fix a typo.
4343 2005-04-10 Steven Bosscher <stevenb@suse.de>
4345 * cselib.c (clear_table): Rename to cselib_clear_table.
4346 * cselib.h (cselib_clear_table): Add prototype.
4347 * gcse.c (gcse_main): Make 'f' argument unused.
4348 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4349 of each basic block instead.
4350 (compute_sets, compute_hash_table_work): Likewise.
4351 (constprop_register): Change int 'alter_jumps' argument to bool.
4352 (do_local_cprop): Likewise.
4353 (local_cprop_pass): Likewise. Also walk basic blocks instead of
4354 the insn chain. Explicitly clear the cselib tables after finishing
4355 one basic block. Make sure there are no unterminated libcall blocks.
4356 Update compute_sets call.
4357 (cprop): Walk basic blocks instead of the insn chain.
4358 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4360 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4361 one_cprop_pass calls.
4363 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4365 * combine.c (combine_simplify_rtx): Remove a transformation that
4366 relies on an invalid assumption about rtl sign-extension semantics.
4368 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4370 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4371 to build_int_cst_wide.
4373 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
4376 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4377 set the original address pseudo to the correct value before the
4378 original insn, if possible, and leave the insn alone, otherwise
4379 create a new pseudo, set it and replace it in the insn.
4380 * recog.c (validate_change_maybe_volatile): New.
4381 * recog.h (validate_change_maybe_volatile): Declare.
4383 2005-04-09 Caroline Tice <ctice@apple.com>
4385 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4386 Remove targetm.have_named_sections test.
4387 (fix_edges_for_rarely_executed_code): Likewise.
4388 (insert_section_boundary_note): Likewise.
4389 (reorder_basic_blocks): Check partitioning flag before calling
4390 verify_hot_cold_block_grouping.
4391 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4392 the function struct rather than global variables.
4393 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4394 (COLD_END_LABEL): Likewise
4395 (cold_text_section_label): New static global variable.
4396 (cold_end_label): Likewise.
4397 (dwarf2out_switch_text_section): Get hot/cold section labels from
4398 the function struct rather than global variables.
4399 (output_aranges): Use cold_text_section_label and cold_end_label;
4400 check partitioning flag before putting out delta.
4401 (output_ranges): Remove incorrect code attempting to use
4403 (output_line_info): Get cold section label from function struct.
4404 (add_location_or_const_value_attribute): Likewise.
4405 (get_subprogram_die): Get hot/cold section labels from function struct.
4406 (dwarf2out_var_location): Likewise.
4407 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4408 write out cold_text_section_label if partition flag is set.
4409 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4410 * function.h (struct function): Add new fields to point to hot/cold
4411 section labels: hot_section_label, cold_section_label,
4412 hot_section_end_label and cold_section_end_label; also add new field
4413 for cold text section name, unlikely_text_section_name.
4414 * opts.c (decode_options): Turn off partitioning flag if
4415 !targetm.have_named_sections.
4416 * output.h (hot_section_label): Remove.
4417 (hot_section_end_label): Remove.
4418 (cold_section_end_label): Remove.
4419 (unlikely_section_label): Remove.
4420 (unlikely_text_section_name): Remove.
4421 * passes.c (rest_of_handle_final): Remove code that frees
4422 unlikely_text_section_name.
4423 * varasm.c (unlikely_section_label): Remove.
4424 (hot_section_label): Remove.
4425 (hot_section_end_label): Remove.
4426 (cold_section_end_label): Remove.
4427 (unlikely_text_section_name): Remove.
4428 (initialize_cold_section_name): Modify to call
4429 targetm.strip_name_encoding; to store cold section name in current
4430 function struct, if it exists; and to only use the decl_section_name
4431 if flag_named_sections is true.
4432 (unlikely_text_section): Modify to get section name out of current
4433 function struct, if there is one; otherwise build it from
4434 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4435 (in_unlikely_text_section): Likewise.
4436 (named_section): Modify to get/put cold section name in current function
4437 struct, if there is one.
4438 (function_section): Change 'bool unlikely' to 'int reloc'; check
4439 targetm.have_named_sections before calling named_section.
4440 (current_function_section): Likewise.
4441 (assemble_start_function): Modify to get/put unlikely_text_section_name
4442 in current function struct; modify to get hot/cold section labels
4443 from function struct; initialize labels using
4444 ASM_GENERATE_INTERNAL_LABEL;
4445 test partitioning flag before writing out hot section label.
4446 (assemble_end_function): Test partitioning flag before writing out
4447 hot/cold section labels.
4448 (default_section_type_flags_1): Modify to use array instead of
4449 char* for unlikely_text_section_name; set flags correctly for
4450 cold text section if there is not a current function decl.
4452 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4454 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4455 and TI_VA_LIST_FPR_COUNTER_FIELD.
4456 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4457 * tree-pass.h (pass_stdarg): Add.
4458 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4459 * tree-stdarg.c: New file.
4460 * tree-stdarg.h: New file.
4461 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4462 (tree-stdarg.o): Add dependencies.
4463 * function.h (struct function): Add va_list_gpr_size and
4464 va_list_fpr_size fields.
4465 * function.c (allocate_struct_function): Initialize them.
4466 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4467 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4468 (TARGET_INITIALIZER): Add it.
4470 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4471 va_list_{g,f}pr_counter_field.
4472 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4473 area will not be used. Only save registers that tree-stdarg.c
4474 detected they need saving.
4475 (ix86_va_start): Don't set up fields that won't be used.
4477 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4478 va_list_{g,f}pr_counter_field.
4479 (setup_incoming_varargs): Don't do anything if reg_save
4480 area will not be used. Only save registers that tree-stdarg.c
4481 detected they need saving.
4482 (rs6000_va_start): Don't set up fields that won't be used.
4484 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4485 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4486 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4487 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4489 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4492 * config/i386/i386.c (construct_container): Pass empty aligned
4493 struct, union or class in memory.
4495 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4497 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4498 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4499 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4500 config/rs6000/predicates.md: Fix comment typos.
4502 * sched-int.h (haifa_insn_data): Remove blockage and units.
4503 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4504 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4505 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4507 2005-04-09 Jan Hubicka <jh@suse.cz>
4508 Steven Bosscher <stevenb@suse.de>
4510 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4511 * cfgloop.c (get_loop_exit_edges): Likewise.
4512 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4514 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4515 * tree-cfg.c (dump_cfg_status): Likewise.
4517 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4519 * config/rs6000/predicates.md (altivec_register_operand): Remove
4520 redundant match_code test.
4521 (gpc_reg_operand): Same.
4522 (cc_reg_operand): Same.
4523 (cc_reg_not_cr0_operand): Same.
4525 2005-04-09 Jan Hubicka <jh@suse.cz>
4527 Forgotten hunk from my last merge patch:
4528 * final.c (output_addr_const): Do not call mark_referenced.
4530 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4532 * doc/tree-ssa.texi: Add immediate use documentation.
4534 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4536 * arm.c (FL_WBUF): Define.
4537 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4538 (arm_is_6_or_7): Delete.
4539 (arm_tune_wbuf): New.
4540 (arm_override_options): Set arm_tune_wbuf.
4541 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4542 (arm_is_6_or_7): Delete declaration.
4543 (arm_tune_wbuf): New declartion.
4544 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4545 (model_wbuf): Derive from arm_tune_wbuf.
4546 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4547 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4548 (arm740t): Mark CPUs as having a write buffer.
4550 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4552 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4553 of 'const_double_operand' in operand 2 constraints. Update enable
4556 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4558 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4559 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4560 * optabs.h (enum optab_index): Add new OTI_lfloor.
4561 (lfloor_optab): Define corresponding macro.
4562 * optabs.c (init_optabs): Initialize lfloor_optab.
4563 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4564 and lfloordi2 patterns.
4565 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4566 (expand_builtin_int_roundingfn): New function.
4567 (fold_builtin_int_roundingfn): New prototype.
4568 (fold_builtin_int_roundingfn): New function, renamed from
4569 fold_builtin_lround.
4570 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4571 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4572 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4573 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4574 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4575 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4576 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4577 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4578 into lfloor built-in function and (long long int)floor{,f,l} into
4579 llfloor built-in function.
4580 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4583 2005-04-08 Ian Lance Taylor <ian@airs.com>
4585 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4586 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4587 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4588 (DO_COND, DO_BODY): Likewise.
4589 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4590 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4591 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4592 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4593 (build_continue_stmt, build_break_stmt): Don't declare.
4594 (c_do_switch_warnings): Update declaration.
4595 * c-gimplify.c (enum bc_t): Remove.
4596 (struct c_gimplify_ctx, ctxp): Remove.
4597 (push_context, pop_context): Remove static functions.
4598 (c_genericize): Don't call push_context or pop_context.
4599 (begin_bc_block, finish_bc_block): Remove static functions.
4600 (build_bc_goto): Likewise.
4601 (gimplify_c_loop): Likewise.
4602 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4603 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4604 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4605 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4606 * c-common.c (c_do_switch_warnings): Rename from
4607 c_do_switch_warnings_1.
4608 (c_do_switch_warnings) [old version]: Remove.
4609 (c_do_switch_expr_warnings): Remove.
4610 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4611 function instead of c_do_switch_expr_warnings.
4612 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4613 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4614 * c-pretty-print.c (pp_c_statement): Likewise.
4615 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4617 2005-04-08 Devang Patel <dpatel@apple.com>
4619 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4620 While selecting replacement condition pay attention to loop header.
4622 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4624 Merge from tree-cleanup-branch: VRP, store CCP, store
4625 copy-prop, incremental SSA updating of FUD chains and
4626 newly exposed symbols.
4628 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4629 (OBJS-common): Add tree-vrp.o.
4630 (tree-vrp.o): New rule.
4631 * basic-block.h (nearest_common_dominator_for_set): Declare.
4632 * common.opt (ftree-store-ccp): New flag.
4633 (ftree-copy-prop): New flag.
4634 (ftree-vrp): New flag.
4635 (ftree-store-copy-prop): New flag.
4636 * dominance.c (nearest_common_dominator_for_set): New.
4637 * domwalk.c (walk_dominator_tree): Only traverse
4638 statements in blocks marked in walk_data->interesting_blocks.
4639 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4640 * fold-const.c (fold): Handle ASSERT_EXPR.
4641 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4642 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4643 flag_tree_vrp at -O2.
4644 * timevar.def (TV_TREE_VRP): Define.
4645 (TV_TREE_COPY_PROP): Define.
4646 (TV_TREE_STORE_COPY_PROP): Define.
4647 (TV_TREE_SSA_INCREMENTAL): Define.
4648 (TV_TREE_STORE_CCP): Define.
4649 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4650 to kill_redundant_phi_nodes from comment.
4651 (verify_expr): Handle ASSERT_EXPR.
4652 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4653 argument. Update all users.
4654 (mark_call_clobbered_vars_to_rename): Remove. Update all
4656 * tree-flow-inline.h (unmodifiable_var_p): New.
4657 * tree-flow.h (enum value_range_type): Declare.
4658 (struct value_range_def): Declare.
4659 (value_range): Declare.
4660 (remove_all_phi_nodes_for): Remove. Update all users.
4661 (find_phi_node_for): Declare.
4662 (add_type_alias): Declare.
4663 (count_uses_and_derefs): Declare.
4664 (kill_redundant_phi_nodes): Remove.
4665 (rewrite_into_ssa): Remove.
4666 (rewrite_def_def_chains): Remove.
4667 (update_ssa, register_new_name_mapping, create_new_def_for,
4668 need_ssa_update_p, name_registered_for_update_p,
4669 release_ssa_name_after_update_ssa, dump_repl_tbl,
4670 debug_repl_tbl, dump_names_replaced_by,
4671 debug_names_replaced_by, mark_sym_for_renaming,
4672 mark_set_for_renaming, get_current_def, set_current_def,
4673 get_value_range, dump_value_range, debug_value_range,
4674 dump_all_value_ranges, debug_all_value_ranges,
4675 expr_computes_nonzero, loop_depth_of_name,
4676 unmodifiable_var_p): Declare.
4677 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4679 * tree-into-ssa.c (block_defs_stack): Update comment.
4680 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4681 syms_to_rename, names_to_release, repl_tbl,
4682 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4683 need_to_replace_names_p): New locals.
4684 (NAME_SETS_GROWTH_FACTOR): Define.
4685 (struct repl_map_d): Declare.
4686 (struct mark_def_sites_global_data): Add field
4688 (enum rewrite_mode): Declare.
4689 (REGISTER_DEFS_IN_THIS_STMT): Define.
4690 (compute_global_livein): Use last_basic_block instead of
4692 (set_def_block): Remove last argument. Update all callers.
4693 (prepare_use_operand_for_rename): Remove. Update all callers.
4694 (prepare_def_operand_for_rename): Remove. Update all callers.
4695 (symbol_marked_for_renaming): New.
4698 (repl_map_hash): New.
4700 (repl_map_free): New.
4701 (names_replaced_by): New.
4702 (add_to_repl_tbl): New.
4703 (add_new_name_mapping): New.
4704 (mark_def_sites): Assume that all the operands in the
4705 statement are in normal form.
4706 (find_idf): Assert that the block in the stack is valid.
4707 (get_default_def_for): New.
4708 (insert_phi_nodes_for): Add new argument 'update_p'.
4710 If update_p is true, add a new mapping between the LHS of
4711 each new PHI and the name that it replaces.
4712 (insert_phi_nodes_1): Only call find_idf if needed.
4713 (get_reaching_def): Call get_default_def_for.
4714 (rewrite_operand): Remove.
4715 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4716 and REWRITE_THIS_STMT are false.
4717 Assume that all the operands in the statement are in
4719 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4720 (rewrite_virtual_phi_arguments): Remove.
4721 (invalidate_name_tags): Remove.
4722 (register_new_update_single, register_new_update_set,
4723 rewrite_update_init_block, replace_use,
4724 rewrite_update_fini_block, rewrite_update_stmt,
4725 rewrite_update_phi_arguments): New.
4726 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4727 Add arguments 'entry', 'what' and 'blocks'.
4728 Initialize the dominator walker according to 'what' and
4730 Start the dominator walk at 'entry'.
4731 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4732 Use it to configure the dominator walker.
4733 (rewrite_into_ssa): Remove argument 'all'.
4735 (rewrite_all_into_ssa): Remove.
4736 (rewrite_def_def_chains): Remove.
4737 (mark_def_interesting, mark_use_interesting,
4738 prepare_phi_args_for_update, prepare_block_for_update,
4739 prepare_def_site_for, prepare_def_sites,
4740 dump_names_replaced_by, debug_names_replaced_by,
4741 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4742 delete_update_ssa, create_new_def_for,
4743 register_new_name_mapping, mark_sym_for_renaming,
4744 mark_set_for_renaming, need_ssa_update_p,
4745 name_registered_for_update_p, ssa_names_to_replace,
4746 release_ssa_name_after_update_ssa,
4747 insert_updated_phi_nodes_for, update_ssa): New.
4748 * tree-loop-linear.c (linear_transform_loops): Call
4749 update_ssa instead of rewrite_into_ssa.
4750 * tree-optimize.c (vars_to_rename): Remove.
4752 (init_tree_optimization_passes): Replace
4753 pass_redundant_phi with pass_copy_prop.
4755 Replace pass_ccp with pass_store_ccp.
4756 Add pass_store_copy_prop after pass_store_ccp.
4757 (execute_todo): If the TODO_ flags don't include updating
4758 the SSA form, assert that it does not need to be updated.
4759 Call update_ssa instead of rewrite_into_ssa and
4760 rewrite_def_def_chains.
4761 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4762 (tree_rest_of_compilation):
4763 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4764 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4765 TODO_cleanup_cfg): Renumber.
4766 (TODO_verify_loops, TODO_update_ssa,
4767 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4768 TODO_update_ssa_only_virtuals): Define.
4769 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4771 * tree-phinodes.c (make_phi_node): Update documentation.
4772 (remove_all_phi_nodes_for): Remove.
4773 (find_phi_node_for): New.
4774 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4775 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4776 (interpret_rhs_modify_expr): Likewise.
4777 * tree-sra.c (decide_instantiations): Mark all symbols in
4778 SRA_CANDIDATES for renaming.
4779 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4780 (mark_all_v_defs): New function. Update all users to call it
4781 with the whole list of scalarized statements, not just the
4783 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4784 (compute_flow_insensitive_aliasing): If the tag is
4785 unmodifiable and the variable isn't or vice-versa, don't
4786 make them alias of each other.
4787 (setup_pointers_and_addressables): If the type tag for
4788 VAR is about to change, mark the old one for renaming.
4789 (add_type_alias): New.
4790 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4791 (ccp_lattice_t): Rename from latticevalue.
4792 (value): Remove. Update all users.
4793 (const_val): New local variable.
4794 (do_store_ccp): New local variable.
4795 (dump_lattice_value): Handle UNINITIALIZED.
4796 (debug_lattice_value): New.
4797 (get_default_value): Re-write.
4798 (set_lattice_value): Re-write.
4799 (def_to_varying): Remove. Update all users.
4800 (likely_value): Return VARYING for statements that make
4801 stores when STORE_CCP is false.
4802 Return VARYING for any statement other than MODIFY_EXPR,
4803 COND_EXPR and SWITCH_EXPR.
4804 (ccp_initialize): Re-write.
4805 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4806 Move to tree-ssa-propagate.c.
4807 (ccp_lattice_meet): Handle memory stores when
4808 DO_STORE_CCP is true.
4809 (ccp_visit_phi_node): Likewise.
4810 (ccp_fold): Likewise.
4811 (evaluate_stmt): Likewise.
4812 (visit_assignment): Likewise.
4813 (ccp_visit_stmt): Likewise.
4814 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4818 (do_ssa_store_ccp): New.
4819 (gate_store_ccp): New.
4820 (pass_store_ccp): Declare.
4821 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4822 (may_propagate_copy): Reformat.
4823 Don't abort if ORIG is a virtual and DEST isn't.
4824 If NEW does not have alias information but DEST does,
4826 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4827 copy_prop_kind, which_copy_prop): Declare.
4828 (stmt_may_generate_copy, get_copy_of_val,
4829 get_last_copy_of, set_copy_of_val, dump_copy_of,
4830 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4831 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4832 init_copy_prop, fini_copy_prop, execute_copy_prop,
4833 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4834 store_copy_prop): New.
4835 (pass_copy_prop, pass_store_copy_prop): Declare.
4836 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4837 'num_const_prop' and 'num_copy_prop'.
4838 (cprop_operand): Update them.
4839 (dump_dominator_optimization_stats): Dump them.
4840 (tree_ssa_dominator_optimize): Call update_ssa instead of
4842 (loop_depth_of_name): Declare extern.
4843 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4844 values for LOW or HIGH.
4845 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4846 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4847 (cprop_operand): Only propagate if VAL != OP.
4848 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4849 statement for renaming.
4850 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4851 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4852 add_type_alias if necessary.
4853 Call mark_new_vars_to_rename.
4854 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4855 mark every statement updated, call update_ssa and
4856 rewrite_into_loop_closed_ssa.
4857 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4858 from LIVEIN if VAR is a virtual.
4859 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4860 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4861 (get_call_expr_operands): Reformat statement.
4862 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4864 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4865 SSA_NAME_VALUE for every name.
4866 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4867 get_value_loaded_by): New.
4868 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4869 substitute_and_fold): Move from tree-ssa-ccp.c.
4870 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4871 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4872 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4874 * tree-ssa.c (verify_use): Fix error message.
4875 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4876 check_phi_redundancy, kill_redundant_phi_nodes,
4877 pass_redundant_phi): Remove. Update all users.
4878 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4879 add_type_alias, if necessary.
4880 * tree-vectorizer.h (struct _stmt_vect_info): Update
4881 documentation for field 'memtag'.
4882 * tree-vrp.c: New file.
4883 * tree.def (ASSERT_EXPR): Define.
4884 * tree.h (ASSERT_EXPR_VAR): Define.
4885 (ASSERT_EXPR_COND): Define.
4886 (SSA_NAME_VALUE_RANGE): Define.
4887 (struct tree_ssa_name): Add field 'value_range'.
4888 (PHI_REWRITTEN): Remove.
4889 (struct tree_phi_node): Remove field 'rewritten'.
4890 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4891 -ftree-store-copy-prop): Document.
4892 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4893 Document usage of update_ssa.
4895 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4898 * config/rs6000/predicates.md (altivec_register_operand): Accept
4900 (and64_operand): Do not limit CONST_INT to mask64_operand.
4901 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4902 (and_operand): Do not limit CONST_INT to mask_operand.
4904 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4906 PR rtl-optimization/20466
4907 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4908 for overlap of the address of each list member.
4909 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4911 2005-04-08 Mike Stump <mrs@apple.com>
4913 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4915 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4918 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4920 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4922 * function.c (push_function_context_to): Don't set
4924 * function.h (function): Remove contains_functions.
4925 (current_function_contains_functions): Remove.
4927 * function.h (function): Remove instrument_entry_exit.
4928 (current_function_instrument_entry_exit): Remove.
4930 * function.h (nonlocal_labels): Remove.
4932 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4934 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4935 (check_attr_value, write_attr_get, write_expr_attr_cache,
4936 find_attr, make_internal_attr): Don't reference negative_ok or
4938 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4939 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4940 (ATTR_STATIC): Adjust the value.
4942 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4944 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4946 * config/s390/tpf.h (ASM_SPEC): Define.
4948 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4950 * tree-flow.h: Remove the prototype for
4951 redirect_immediate_uses.
4952 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4954 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4956 * arm.c (arm_const_double_by_parts): New function.
4957 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4958 * arm.md (define_split for 64-bit constants): Add another one.
4960 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4962 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4964 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4966 * system.h: Revert last change.
4968 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4970 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4971 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4972 (TARGET_SWITCHES): Delete.
4973 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4974 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4975 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4976 * config/xtensa/xtensa.opt: New file.
4978 2005-04-08 Ben Elliston <bje@au.ibm.com>
4980 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4981 * config/fp-bit.h: Tidy comments.
4983 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4985 * system.h: Poison PARAMS.
4987 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4989 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4990 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4991 (TARGET_SWITCHES): Delete.
4992 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4993 * config/vax/vax.opt: New file.
4995 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4997 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4999 2005-04-07 Ian Lance Taylor <ian@airs.com>
5001 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
5003 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
5004 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
5007 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
5009 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
5010 all immediate uses in PHI nodes.
5012 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
5014 * arm.c (arm_const_double_inline_cost): Handle any constant by
5015 using gen_lowpart and gen_highpart_mode.
5016 (note_invalid_constants): All constants in an RTX with a constraint
5017 that permits memory are now pushed to the constant pool.
5018 (output_move_double): Delete code to handle reg to reg and
5019 constant to reg moves.
5020 (const_double_needs_minipool, output_mov_immediate): Delete.
5021 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
5022 CONST_INT and CONST_VECTOR.
5023 * arm.md (ANY64): New mode macro.
5024 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
5025 (movdf_soft_insn): Split reg-reg and const-reg moves.
5026 (split patterns for 64-bit constant and register moves): New.
5027 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
5028 (cirrus_movdf_hard_insn): Likewise.
5029 * fpa.md (movdf_fpa): Likewise.
5030 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
5031 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
5033 (movv2si_internal_2): Likewise.
5034 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
5035 (movdf_vfp): Likewise.
5036 * arm-protos.h (output_mov_immediate): Delete prototype.
5038 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
5041 * simplify-rtx.c (simplify_unary_operation_1): Check
5042 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
5044 2005-04-06 James E Wilson <wilson@specifixinc.com>
5047 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
5050 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
5052 * coverage.h (GCOV_TYPE_NODE): Delete.
5053 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
5054 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
5055 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
5056 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
5057 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
5059 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
5062 * Makefile.in (gcc.pot): Remove options.c dependency.
5063 * optc-gen.awk: Don't quote help strings with N_().
5065 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
5067 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
5068 the function returns a pointer type.
5070 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
5072 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
5073 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
5074 * doc/invoke.texi: Documnet salias-max-implicit-fields.
5075 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
5076 explicit_uses members.
5077 (get_or_create_used_part_for): Initialize new fields.
5078 (fieldoff_compare): New function.
5079 (create_overlap_variables_for): Count number of fields, use
5080 heuristic to determine whether to create subvars for vars with
5082 Sort the field list by offset and avoid creating duplicate SFT's.
5084 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5086 * c.opt (-F): Remove trailing whitespace from help string.
5087 (-finput-charset): Use a tab to separate the switch name and help
5089 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
5090 (-ftree-vectorizer-verbose): Likewise.
5092 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5094 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
5095 a PHI argument where a use occurs instead of all PHI arguments.
5097 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
5099 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
5102 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5104 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
5105 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
5106 config/bfin/bfin.h: Fix comment typos.
5108 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
5110 * doc/install.texi: Update the URL for Jacks.
5111 * doc/sourcebuild.texi: Likewise.
5113 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5116 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
5117 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
5119 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5121 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
5123 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5125 * config/v850/v850-protos.h (override_options): Delete.
5126 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
5127 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
5128 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
5129 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
5130 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
5131 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
5132 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
5133 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
5134 (OVERRIDE_OPTIONS): Delete.
5135 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
5136 (small_memory_info): Remove the value field.
5137 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
5139 * config/v850/v850.c (small_memory): Remove the value field.
5140 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5141 (override_options): Delete.
5142 (v850_handle_memory_option, v850_handle_option): New functions.
5143 * config/v850/v850.opt: New file.
5145 2005-04-06 Geoffrey Keating <geoffk@apple.com>
5147 * config.host: Add a section for generic hosts, and a subsection
5148 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
5149 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
5150 * config/host-darwin.h: New.
5151 * config/x-darwin: New.
5152 * config/i386/host-i386-darwin.c: New.
5153 * config/i386/x-darwin: New.
5154 * config/rs6000/host-darwin.c: Include host-darwin.h.
5155 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
5156 (darwin_rs6000_gt_pch_use_address): Likewise.
5157 * config/rs6000/x-darwin: Change name of .o built, update
5158 dependencies for changes to rs6000/host-darwin.c.
5160 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5163 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
5165 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
5167 * tree-vect-analyze.c (vect_analyze_loop_form): Call
5168 split_loop_exit_edge instead of loop_split_edge_with.
5170 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
5172 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
5173 UNSPEC_SET_VSCR): New constants, used throughout.
5175 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
5177 (altivec_vspltis<VI_char>): ... this pattern, using
5178 a QImode const_int_operand for the immediate.
5179 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
5182 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5185 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
5187 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5189 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
5191 2005-04-06 Ben Elliston <bje@au.ibm.com>
5193 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
5194 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
5195 macros as living in "this file" and not gcc.h.
5197 2005-04-06 Ben Elliston <bje@au.ibm.com>
5199 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
5200 -ftree-live_range_split. Perhaps renamed at some point?
5202 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5205 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
5206 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
5208 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5210 * tree-flow.h (number_of_iterations_cond): Declaration removed.
5211 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
5212 (number_of_iterations_special): New function.
5213 (number_of_iterations_exit): Use number_of_iterations_special.
5214 Use simplify_using_outer_evolutions only at -O3.
5215 (number_of_iterations_cond, tree_simplify_using_condition,
5216 simplify_using_initial_conditions, loop_niter_by_eval,
5217 compare_trees, can_count_iv_in_wider_type_bound,
5218 simplify_using_outer_evolutions): Use fold_build.
5220 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
5222 * doc/install.texi (Configuration): Document --with-java-home.
5224 2005-04-05 Richard Henderson <rth@redhat.com>
5228 * config/i386/i386.c (print_operand): Handle vector zeros.
5229 (ix86_split_to_parts): Handle CONST_VECTOR.
5230 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
5231 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
5232 what modes to tie for MMX and SSE registers.
5233 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
5234 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
5235 to vector modes as well.
5236 * config/i386/predicates.md (const0_operand): Handle VOIDmode
5237 properly as an input mode.
5239 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5241 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
5243 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5245 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
5247 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5249 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
5250 and local functions, set sse_nregs to 8 and float_in_sse.
5251 (function_arg_advance, function_arg): If float_in_sse, pass
5252 SFmode and DFmode arguments in SSE registers.
5253 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
5255 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
5256 of -funit-at-a-time.
5258 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5260 * config/i386/i386-protos.h (ix86_function_value): Accept two
5261 arguments, like the target macro.
5262 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
5263 * config/i386/i386.c (ix86_function_value): Accept the second
5264 argument of the target macro.
5265 (ix86_function_ok_for_sibcall): Pass a function pointer to
5266 ix86_function_value.
5267 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
5268 call to ix86_value_regno).
5269 (ix86_value_regno): Add support for returning floating point values
5272 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5274 PR tree-optimization/20076
5275 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
5276 that call __builtin_return or __builtin_apply_args.
5278 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5280 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5281 Use immediate use iterator.
5282 (stmt_is_bumper_for_loop): Use immediate use iterator.
5283 * predict.c (strip_builtin_expect): Use update_stmt.
5284 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5285 on all elements of a STATEMENT_LIST.
5286 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5287 (bsi_remove): Remove imm_use links and mark the stmt as modified.
5288 (bsi_replace): Mark stmt as modified and the update it.
5289 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5290 (expand_complex_libcal): Call update_stmt.
5291 (expand_complex_comparison): Call mark_stmt_modified.
5292 (expand_complex_operations_1): Call update_stmt_if_modified.
5293 (expand_vector_operations_1): Call mark_stmt_modified.
5294 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5295 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5296 add_immediate_use, redirect_immediate_use,
5297 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5298 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5299 (mark_new_vars_to_rename): Call update_stmt.
5300 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5301 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5303 (unmodify_stmt): Delete.
5304 (update_stmt): New. Force an update of a stmt.
5305 (update_stmt_if_modified): update a stmt if it is out of date.
5306 (get_stmt_operands): Verify stmt is NOT modified.
5307 (stmt_modified_p): Update comment.
5308 (delink_imm_use): Remove a use node from its immuse list.
5309 (link_imm_use_to_list): Link a use node to a specific list.
5310 (link_imm_use): Link a node to the correct list.
5311 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5312 it in the correct list, if appropriate.
5313 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5314 (relink_imm_use): Link a use node in place of another node in a list.
5315 (relink_imm_use_stmt): LInk a node in place of another node, and set
5317 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
5318 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
5319 (first_safe_imm_use): New. Initialize a safe immuse iterator.
5320 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
5321 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
5322 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
5323 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
5324 (has_zero_uses): New. Return true if there are no uses of a var.
5325 (has_single_use): New. Return true if there is only a single use of a
5327 (single_imm_use): New. Return the simgle immediate use.
5328 (num_imm_uses): New. Return the number of immediate uses.
5329 (get_v_must_def_ops): Use is now a pointer.
5330 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5331 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5333 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5334 (delink_stmt_imm_use): Delink all immuses from a stmt.
5335 (phi_arg_index_from_use): New. Return a phi arg index for a use.
5336 * tree-flow.h (struct dataflow_d): Delete.
5337 (immediate_use_iterator_d): New. Immediate use iterator struct.
5338 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
5339 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
5340 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
5342 (struct stmt_ann_d): Remove dataflow_t from struct.
5343 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
5344 (if_convertible_phi_p): Use FAST immuse iterator.
5345 (if_convertible_loop_p): Don't call compute_immediate_uses.
5346 (replace_phi_with_cond_modify_expr): Call update_stmt.
5347 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5348 update_stmt_if_modified.
5349 (rewrite_all_into_ssa): Initialize ssa operands.
5350 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5351 compute_immediate_uses.
5352 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5353 ssa_property is available.
5354 (execute_one_pass): Change parameters passed to execute_todo.
5355 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5356 (remove_ssa_form): Call fini_ssa_operands.
5357 (insert_backedge_copies): Delete call to modify_stmt.
5358 * tree-phinodes.c (make_phi_node): Initialize use nodes.
5359 (release_phi_node): Delink any use nodes before releasing.
5360 (resize_phi_node): Relink any use nodes.
5361 (remove_phi_arg_num): Delink the use node.
5362 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5363 (remove_all_phi_nodes_for): Release phi node first.
5364 * tree-pretty-print.c (dump_generic_node): Print stmt address.
5365 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5366 (scalarize_use, scalarize_copy): Call update_stmt.
5367 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5368 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5369 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5370 (ccp_initialize): Remove call to compute_immediate_uses.
5371 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5372 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5374 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5375 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5376 (eliminate_redundant_computations): Call mark_stmt_modified.
5377 (cprop_operand): Call mark_stmt_modified.
5378 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5379 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5380 (dse_optimize_stmt): Use new immuse interface.
5381 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5382 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5383 (substitute_single_use_vars): Use new immuse interface.
5384 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5385 and compute_immediate_uses.
5386 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5388 (rewrite_mem_refs): Call update_stmt.
5389 (determine_lsm): Remove call to compute_imm_uses and free_df.
5390 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5391 (try_unroll_loop_completely): Call update_stmt.
5392 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5393 (rewrite_use_compare): Call update_stmt.
5394 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5395 (rewrite_use) : Call update_stmt.
5396 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5397 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5399 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5400 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5401 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5403 (initialize_vuse_operand): New. Initialize a vuse operand.
5404 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5405 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5406 (finalize_ssa_defs): Use stmt parameter.
5407 (correct_use_link): Ensure a use node is in the correct list, and has
5408 the correct stmt pointer.
5409 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5410 finalize_ssa_v_must_defs): Also initialize use nodes.
5411 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5412 (build_ssa_operands): Seperate parsing from final operand construction.
5413 (parse_ssa_operands): New. Parse entry point for operand building.
5414 (swap_tree_operands): New. Swap 2 tree operands.
5415 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5417 (get_expr_operands): Call swap_tree_operands when needed.
5418 (copy_virtual_operands): Use initialize routines for virtual use ops.
5419 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5420 (verify_abort): New. Issue imm_use error.
5421 (verify_imm_links): New Verify imm_use links for a var.
5422 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5423 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5424 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5425 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5426 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5427 (NULL_USE_OPERAND_P) Define.
5428 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5430 (struct vuse_operand_type): New struct.
5431 (SET_USE): Call set_ssa_use_from_ptr.
5433 (PHI_ARG_INDEX_FROM_USE): Define.
5434 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5435 argument via SET_USE, not PHI_ARG_DEF_TREE.
5436 * tree-ssa-pre.c (eliminate): Call update_stmt.
5437 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5439 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5440 (nearest_common_dominator_of_uses): Use imm_use iterator.
5441 (statement_sink_location): Use imm_use iterator and interface.
5442 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5443 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5444 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5445 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5446 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5447 if new parameter is true.
5448 (init_tree_ssa): Don't initialize operand cache here.
5449 (delete_tree_ssa): Don't destroy operand cache here.
5450 (propagate_into_addr): Pass in a use pointer, return true if anything
5452 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5453 (check_phi_redundancy): Use imm_use iterator.
5454 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5456 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5457 (release_ssa_name): Delink node and all elements in its imm_use list.
5458 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5459 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5460 * tree-vectorizer.c (need_imm_uses_for): Delete.
5461 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5462 * tree.h (struct ssa_imm_use_d): Define.
5463 (SSA_NAME_IMM_USE_NODE): Define.
5464 (struct tree_ssa_name): Add imm_use node.
5466 (PHI_ARG_IMM_USE_NODE): Define.
5467 (struct phi_arg_d): Add imm_use node.
5468 (struct tree_phi_node): Remove struct dataflow_d element.
5469 (TDF_STMTADDR): Define.
5471 2005-04-05 Dale Johannesen <dalej@apple.com>
5473 * doc/invoke.texi (Optimization Options): Remove
5474 duplicate -fcse-follow-jumps. Add -fweb.
5475 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5476 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5478 2005-04-05 Per Bothner <per@bothner.com>
5480 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5481 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5482 (warn_uninit): Get EXPR_LOCUS from context now instead.
5483 This fixes a USE_MAPPED_LOCATION testsuite failure.
5485 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5487 2005-04-05 Per Bothner <per@bothner.com>
5489 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5490 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5491 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5494 2004-04-05 Devang Patel <dpatel@apple.com>
5496 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5497 (lhsr<mode>3): ... new name.
5498 (altivec_vsra<VI_char>): Rename to ..
5499 (ashr<mode>3): ... new name.
5500 * config/rs6000/rs6000.c (builtin_description): Rename shift
5503 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5505 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5506 gen_lowpart_for_combine.
5507 * cse.c (gen_lowpart_if_possible): Move...
5508 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5510 (gen_lowpart_no_emit_general): Use it.
5512 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5514 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5517 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5519 * system.h: Fix typo.
5521 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5523 * config/bfin/bfin-modes.def: New file.
5524 * config/bfin/bfin-protos.h: New file.
5525 * config/bfin/bfin.c: New file.
5526 * config/bfin/bfin.h: New file.
5527 * config/bfin/bfin.md: New file.
5528 * config/bfin/bfin.opt: New file.
5529 * config/bfin/crti.s: New file.
5530 * config/bfin/crtn.s: New file.
5531 * config/bfin/elf.h: New file.
5532 * config/bfin/lib1funcs.asm: New file.
5533 * config/bfin/predicates.md: New file.
5534 * config/bfin/t-bfin: New file.
5535 * config/bfin/t-bfin-elf: New file.
5536 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5537 Document new attributes.
5538 (interrupt, interrupt_handler, saveall): Update documentation for
5540 * doc/install.texi (Specific): Add entry for the Blackfin.
5541 * doc/invoke.texi (Blackfin Options): New section.
5542 * doc/md.texi (Blackfin family): New section to document constraints.
5543 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5545 2005-04-05 Olivier Hainque <hainque@adacore.com>
5547 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5548 match what the system unwinder expects.
5549 * config/mips/mips.c (mips_frame_set): If we're saving the return
5550 address register and the dwarf return address column number differs
5551 from the hard register number, adjust the note reg to refer to the
5554 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5556 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5557 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5558 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5559 (processor_type): New enum.
5560 (mn10300_processor): New variable.
5561 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5562 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5563 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5564 (PROCESSOR_DEFAULT): New macro.
5565 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5566 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5567 (mn10300_handle_option, mn10300_override_options): New functions.
5568 * config/mn10300/mn10300.opt: New file.
5570 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5571 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5573 PR tree-optimization/19903
5574 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5575 that don't fit in their type after conversion.
5577 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5580 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5581 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5582 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5583 flag here. Implement using define_insn_and_split.
5584 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5585 (frndintxf2_mask_pm_i387): New insn patterns.
5586 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5587 Do not set ix86_optimize_mode_switching flag.
5588 (ceilsf2, ceildf2, ceilxf2): Same.
5589 (btruncsf2, btruncdf2, btruncxf2): Same.
5590 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5592 2005-04-05 Ian Lance Taylor <ian@airs.com>
5595 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5596 i386_pe_record_external_function.
5597 (i386_pe_record_external_function): Update declaration.
5598 * config/i386/winnt.c (struct extern_list): Add decl field.
5599 (i386_pe_record_external_function): Add decl parameter.
5600 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5602 * config/i386/i386-protos.h (i386_pe_record_external_function):
5605 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5607 * config/m68k/m68k-protos.h: Add a prototype for
5608 valid_dbcc_comparison_p_2.
5609 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5610 extend_operator, const_uint32_operand, const_sint32_operand,
5611 general_src_operand, nonimmediate_src_operand,
5612 memory_src_operand, post_inc_operand, pre_dec_operand,
5613 pcrel_address): Move to predicates to predicates.md.
5614 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5615 * config/m68k/m68k.md: Include predicates.md.
5616 * config/m68k/predicates.md: New.
5618 2005-04-04 Roger Sayle <roger@eyesopen.com>
5620 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5622 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5624 2005-04-04 Ian Lance Taylor <ian@airs.com>
5626 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5628 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5629 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5630 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5631 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5632 * c-common.c (c_do_switch_warnings_1): New static function broken
5633 out of c_do_switch_warnings.
5634 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5635 (c_do_switch_expr_warnings): New function.
5636 * c-common.h (c_do_switch_expr_warnings): Declare.
5638 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5639 Daniel Jacobowitz <dan@codesourcery.com>
5641 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5643 * rtlanal.c (may_trap_p): Same.
5645 2005-04-04 Dale Johannesen <dalej@apple.com>
5647 * ChangeLog: remove reference to ChangeLog.12.
5649 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5651 CRIS epilogue as RTL.
5652 * config/cris/cris.md: Change all 0 in unspec 0 to
5654 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5655 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5657 ("return"): Change to define_expand. Call cris_expand_return for
5659 ("*return_expanded"): New pattern.
5660 ("epilogue"): New define_expand.
5661 * config/cris/cris.h (PREDICATE_CODES): Add
5662 cris_load_multiple_op.
5663 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5665 (enum cris_retinsn_type): New.
5666 (struct machine_function): New member return_type.
5667 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5668 (cris_target_asm_function_epilogue): Remove, moving RTLified
5670 (cris_expand_epilogue): New function.
5671 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5672 (cris_gen_movem_load, cris_load_multiple_op)
5673 (cris_return_address_on_stack_for_return, cris_expand_return): New
5675 (cris_target_asm_function_prologue)
5676 (cris_initial_frame_pointer_offset): Call
5677 cris_reg_saved_in_regsave_area instead of complicated expression.
5678 Call cris_return_address_on_stack instead of an expression.
5679 (cris_print_operand) <case 'o', case 'O'>: New cases.
5680 (cris_return_address_on_stack): Change return-type to bool.
5681 (cris_simple_epilogue): Ditto. Return false if registers are
5683 * config/cris/cris-protos.h (cris_simple_epilogue)
5684 (cris_return_address_on_stack): Adjust prototype return type.
5685 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5686 (cris_return_address_on_stack_for_return): New prototypes.
5688 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5690 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5691 gpr_or_int12_operand.
5693 * config/frv/frv-protos.h: Add a prototype to
5694 frv_legitimate_memory_operand and frv_const_unspec_p.
5695 (frv_unspec): Move from frv.c.
5696 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5697 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5698 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5699 gpr_or_fpr_operand, gpr_or_int12_operand,
5700 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5701 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5702 int6_operand, int5_operand, uint5_operand, uint4_operand,
5703 uint1_operand, int_2word_operand, uint16_operand,
5704 upper_int16_operand, integer_register_operand,
5705 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5706 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5707 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5708 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5709 move_destination_operand, movcc_fp_destination_operand,
5710 frv_function_symbol_referenced_p, move_source_operand,
5711 condexec_dest_operand, condexec_source_operand,
5712 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5713 const_unspec_operand, gpr_or_memory_operand,
5714 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5715 icc_operand, fcc_operand, cc_operand, icr_operand,
5716 fcr_operand, cr_operand, call_operand, sibcall_operand,
5717 symbolic_operand, relational_operator,
5718 integer_relational_operator, float_relational_operator,
5719 ccr_eqne_operator, minmax_operator,
5720 condexec_si_binary_operator, condexec_si_media_operator,
5721 condexec_si_divide_operator, condexec_si_unary_operator,
5722 condexec_sf_conv_operator, condexec_sf_add_operator,
5723 condexec_memory_operand, intop_compare_operator, acc_operand,
5724 even_acc_operand, quad_acc_operand, accg_operand: Move to
5726 * config/frv/frv.h (PREDICATE_CODES): Remove.
5727 * config/frv/frv.md: Include predicates.md.
5728 * config/frv/predicates.md: New.
5730 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5733 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5734 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5735 (add_standard_iv_candidates_for_size): New function, extracting code
5736 from add_standard_iv_candidates and parameterizing it by type size.
5737 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5739 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5741 * system.h (GCOV_SIZE_TYPE): Unposion.
5742 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5743 (GCOV_TYPE_SIZE): ...this new macro.
5744 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5745 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5746 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5747 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5748 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5749 instead of unsigned_intSI_type_node.
5750 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5751 (rtl_gen_one_value_profiler_no_edge_manipulation)
5752 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5753 * value-prof.c: Include coverage.h.
5755 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5756 Diego Novillo <dnovillo@redhat.com>
5758 Fix PR tree-optimization/20703
5759 Fix PR tree-optimization/20725
5761 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5762 (create_expression_by_pieces): Ditto.
5763 (valid_in_set): Ditto. Also handle tcc_declaration.
5764 (find_or_generate_expression): Handle comparison class.
5765 (insert_into_preds_of_block): Ditto.
5766 (insert_aux): Ditto.
5767 (create_value_expr_from): Handle comparison class, recursively
5768 handle reference nodes.
5769 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5770 (execute_pre): Fix spacing.
5771 (do_fre): Renamed to execute_fre.
5773 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5775 * doc/invoke.texi (SPARC options): Document that
5776 -mlittle-endian is not supported on Linux either.
5778 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5782 * config.gcc (Obsolete configurations): Remove
5783 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5784 (sparclite-*-coff*): Delete.
5785 (sparclite-*-elf*): Likewise.
5786 (sparc86x-*-elf*): Likewise.
5787 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5788 * config/sparc/lite.h: Delete.
5789 * config/sparc/litecoff.h: Likewise.
5790 * config/sparc/liteelf.h: Likewise.
5791 * config/sparc/sp86x-elf.h: Likewise.
5792 * config/sparc/t-sparclite: Likewise.
5793 * config/sparc/t-sp86x: Likewise.
5795 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5797 * config/s390/s390-protos.h: (s390_comparison,
5798 s390_alc_comparison, s390_slb_comparison, const0_operand,
5799 consttable_operand, larl_operand, s_operand,
5800 shift_count_operand, bras_sym_operand, load_multiple_operation,
5801 store_multiple_operation, s390_plus_operand): Remove prototypes.
5802 (s390_legitimate_address_without_index_p): New prototype.
5803 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5805 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5806 const0_operand, consttable_operand, larl_operand, s_operand,
5807 shift_count_operand, bras_sym_operand, load_multiple_operation,
5808 store_multiple_operation, s390_plus_operand): Move to
5810 (check_mode): Remove.
5811 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5813 (s390_legitimate_address_without_index_p): New.
5814 * config/s390/s390.h (PREDICATE_CODES): Remove.
5815 * config/s390/s390.md: Include predicates.md.
5816 * config/s390/predicates.md: New.
5818 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5821 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5822 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5823 (NEED_INDICATE_EXEC_STACK): Define to 1.
5824 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5825 (NEED_INDICATE_EXEC_STACK): Define to 1.
5826 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5827 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5828 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5829 (pic_helper_emitted_p): New global.
5830 (emit_pic_helper): New function extracted from...
5831 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5832 Do not call emit_pic_helper if delay_pic_helper is true.
5833 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5834 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5835 (sparc_file_end): New function.
5837 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5839 * config/mcore/mcore-protos.h: Remove the prototypes for
5840 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5841 mcore_general_movdst_operand, mcore_reload_operand,
5842 mcore_arith_J_operand, mcore_arith_K_operand,
5843 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5844 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5845 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5846 mcore_literal_K_operand, mcore_addsub_operand,
5847 mcore_compare_operand, mcore_load_multiple_operation,
5848 mcore_store_multiple_operation, mcore_call_address_operand.
5849 Add a prototype for const_ok_for_mcore.
5850 * config/mcore/mcore.c (mcore_call_address_operand,
5851 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5852 mcore_arith_reg_operand, mcore_reload_operand,
5853 mcore_arith_J_operand, mcore_arith_K_operand,
5854 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5855 mcore_arith_M_operand, mcore_arith_imm_operand,
5856 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5857 mcore_literal_K_operand, mcore_addsub_operand,
5858 mcore_compare_operand, mcore_load_multiple_operation,
5859 mcore_store_multiple_operation): Move to predicates.md.
5860 (const_ok_for_mcore): Export.
5861 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5862 * config/mcore/mcore.md: Include predicates.md.
5863 * config/mcore/predicates.md: New.
5865 * config/mcore/predicates.md: Fix a comment typo.
5867 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5868 Adrian Straetling <straetling@de.ibm.com>
5870 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5871 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5872 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5874 ("imul"): Removed from "type" attribute.
5875 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5876 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5877 Changed type to imulsi.
5878 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5880 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5882 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5883 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5884 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5885 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5886 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5887 (TARGET_SWITCHES, mcore_stack_increment_string)
5888 (TARGET_OPTIONS): Delete.
5889 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5890 than *_BIT constants.
5891 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5892 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5893 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5894 (mcore_override_options): Delete mcore_stack_increment code.
5895 Change use of M340_BIT to MASK_M340.
5896 * config/mcore/mcore.opt: New file.
5898 2005-04-04 Ian Lance Taylor <ian@airs.com>
5900 * config/arm/arm.c (replace_symbols_in_block): Remove static
5903 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5905 * config/fr30/fr30-protos.h: Remove the prototypes for
5906 stack_add_operand, add_immediate_operand,
5907 high_register_operand, low_register_operand, call_operand,
5908 di_operand, and nonimmediate_di_operand.
5909 * config/fr30/fr30.c (stack_add_operand,
5910 add_immediate_operand, high_register_operand,
5911 low_register_operand, call_operand, di_operand,
5912 nonimmediate_di_operand): Move to predicates.md.
5913 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5914 * config/fr30/fr30.md: Include predicates.md.
5915 * config/fr30/predicates.md: New.
5917 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5918 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5919 mcore_call_address_operand.
5921 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5922 general_movsrc_operand.
5924 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5926 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5929 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5932 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5935 2005-04-04 Richard Henderson <rth@redhat.com>
5936 Jakub Jelinek <jakub@redhat.com>
5938 PR rtl-optimization/16104
5939 * fold-const.c (fold_unary): Fix folding of vector conversions.
5941 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5943 * config.gcc (xstormy16-*-elf): Set extra_options.
5944 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5945 * config/stormy16/stormy16.opt: New file.
5947 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5949 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5950 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5951 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5952 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5953 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5954 (TARGET_UNIX_ASM): Delete.
5955 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5956 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5957 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5958 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5959 * config/pdp11/pdp11.opt: New file.
5961 2005-04-03 Roger Sayle <roger@eyesopen.com>
5962 Alexandre Oliva <aoliva@redhat.com>
5965 * fold-const.c (non_lvalue): Split tests into...
5966 (maybe_lvalue_p): New function.
5967 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5968 C++ front-end prior to lowering into gimple form.
5970 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5972 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5973 BUILT_IN_STRNCASECMP): New.
5974 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5977 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5980 * arm.md (addsi3_compare0_for_combiner): Delete.
5981 (addsi3_compare0_scratch_for_combiner): Delete.
5982 (cmpsi_neg_shiftsi): Delete.
5983 (compare_negsi_si): New pattern.
5984 (cmpsi_negshiftsi_si): New pattern.
5985 (negated_cbranchsi4): Restrict to equality_operator.
5987 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5990 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5992 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5995 * doc/install.texi: Fix a typo.
5997 2005-04-03 Steven Bosscher <stevenb@suse.de>
6000 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
6001 a computed goto if the edge to the computed goto block has
6002 incoming abnormal edges. Clarify how the function works.
6004 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
6006 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
6007 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
6008 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
6009 hash_scan_set, reg_set_between_after_reload_p,
6010 reg_used_between_after_reload_p, get_avail_load_store_reg,
6011 eliminate_partially_redundant_load): Likewise.
6012 * postreload.c (reload_cse_simplify_set,
6013 reload_combine_note_use): Likewise.
6014 * predict.c (predict_insn, expected_value_to_br_prob,
6015 propagate_freq, expensive_function_p): Likewise.
6016 * print-rtl.c (print_rtx): Likewise.
6017 * profile.c (instrument_edges, instrument_values,
6018 compute_branch_probabilities, branch_prob, union_groups,
6019 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
6020 * protoize.c (in_system_include_dir, file_could_be_converted,
6021 file_normally_convertible, gen_aux_info_file, seek_to_line,
6022 do_cleaning): Likewise.
6023 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
6024 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
6025 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
6027 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6029 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
6030 * modulo-sched.c (undo_replace_buff_elem): New structure.
6031 (kernel_number_of_cycles, ps_unschedule_node,
6032 undo_generate_reg_moves,free_undo_replace_buff,
6033 undo_permute_partial_schedule, loop_single_full_bb_p,
6034 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
6035 build_loops_structure, get_sched_window): New.
6036 (generate_reg_moves): Return undo_replace_buff_elem and other
6038 (generate_prolog_epilog): Remove old loop versioning.
6039 (sms_schedule): Use loop information and loop_version.
6040 (sms_schedule_by_order): Split part of it to get_sched_window.
6041 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
6042 cfg_layout_finalize and free_dominance_info before/after SMS.
6044 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6046 * cfghooks.c (lv_flush_pending_stmts,
6047 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
6048 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
6049 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
6050 lv_add_condition_to_bb,
6051 lv_adjust_loop_header_phi, extract_cond_bb_edges,
6052 flush_pending_stmts): New in cfg_hooks structure.
6053 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
6054 extract_cond_bb_edges, lv_adjust_loop_header_phi,
6055 lv_add_condition_to_bb): New declarations.
6056 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
6058 (loop_version): Declare.
6059 * cfgloopmanip.c (cfghooks.h): Include.
6060 (duplicate_loop_to_header_edge): Change return type to bool.
6061 (loop_version, lv_adjust_loop_entry_edge): Move here.
6062 * cfgrtl.c (cfgloop.h): Include.
6063 (rtl_verify_flow_info_1): Fix.
6064 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
6065 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
6067 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
6068 tree_lv_add_condition_to_bb): New.
6069 (tree_cfg_hooks): Add new hooks to initialization.
6070 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
6071 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
6073 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
6075 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
6076 xstormy16_below100_or_register,
6077 xstormy16_splittable_below100_or_register, and
6078 nonimmediate_nonstack_operand.
6080 * config/stormy16/stormy16-protos.h: Remove the prototypes for
6081 xstormy16_ineqsi_operator, equality_operator,
6082 inequality_operator, shift_operator,
6083 xstormy16_below100_operand, xstormy16_below100_or_register,
6084 xstormy16_splittable_below100_or_register,
6085 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
6086 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
6087 equality_operator, inequality_operator,
6088 xstormy16_below100_operand, xstormy16_below100_or_register,
6089 xstormy16_splittable_below100_or_register,
6090 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
6091 nonimmediate_nonstack_operand, shift_operator): Move to
6093 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
6094 * config/stormy16/stormy16.md: Include predicates.md.
6095 * config/stormy16/predicates.md: New.
6097 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6099 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
6100 small_int, large_int, reg_or_0_operand, simple_memory_operand,
6101 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
6102 move_operand, power_of_2_operand): Move to predicates.md.
6103 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
6104 PREDICATE_CODE): Remove.
6105 * config/iq2000/iq2000.md: Include predicates.md.
6106 * config/iq2000/predicates.md: New.
6108 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
6110 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
6111 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
6112 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
6113 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
6114 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
6115 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
6116 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
6117 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6118 (TARGET_M68HC11): Delete.
6119 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
6120 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
6121 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
6122 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6123 (nb_soft_regs): Delete.
6124 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
6125 (m68hc11_override_options): Remove the code that caters for MASK_M6811
6126 and MASK_M6812 being set simultaneously. Change the code that sets
6127 the default m68hc11_soft_reg_count to use integers instead of strings.
6128 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
6129 m68hc11_soft_reg_count (which now has an int type) as the number
6131 * config/m68hc11/m68hc11.opt: New file.
6133 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6135 * config/fr30/fr30.h (PREDICATE_CODES): Remove
6136 fp_displacement_operand, sp_displacement_operand.
6138 * config/m68hc11/m68hc11-protos.h: Add a prototype for
6140 Remove the prototypes for tst_operand, cmp_operand,
6141 stack_register_operand, d_register_operand,
6142 hard_addr_reg_operand, splitable_operand,
6143 m68hc11_logical_operator, m68hc11_arith_operator,
6144 m68hc11_non_shift_operator, m68hc11_shift_operator,
6145 m68hc11_unary_operator, m68hc11_eq_compare_operator,
6146 non_push_operand, hard_reg_operand, and
6147 reg_or_some_mem_operand.
6148 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
6150 (tst_operand, cmp_operand, non_push_operand,
6151 splitable_operand, reg_or_some_mem_operand,
6152 stack_register_operand, d_register_operand,
6153 hard_addr_reg_operand, hard_reg_operand,
6154 m68hc11_eq_compare_operator, m68hc11_logical_operator,
6155 m68hc11_arith_operator, m68hc11_non_shift_operator,
6156 m68hc11_shift_operator, m68hc11_unary_operator): Move to
6158 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
6159 * config/m68hc11/m68hc11.md: Include predicates.md.
6160 * config/m68hc11/predicates.md: New.
6162 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6165 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
6166 change checked in along with 2005-03-03's patch for debug/20253.
6167 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
6168 (remap_decl): Insert type decl in map earlier.
6170 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6172 PR tree-optimization/20640
6173 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
6174 post-dominator if it has phi nodes.
6175 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
6176 before dead statements.
6178 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6181 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
6183 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6185 PR rtl-optimization/20290
6186 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
6187 in every iteration if the entry point is the exit test.
6189 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
6191 * config/cris/cris.md (attribute "length"): Define.
6193 2005-04-02 Geoffrey Keating <geoffk@apple.com>
6195 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
6196 (word_offset_memref_operand): New.
6197 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
6198 (indexed_or_indirect_operand): Delete.
6199 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
6200 (indexed_or_indirect_operand): Delete.
6202 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
6205 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
6208 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
6209 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
6211 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6213 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
6215 2005-04-01 Ian Lance Taylor <ian@airs.com>
6217 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
6218 (rus, prus): Remove static variables.
6219 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
6220 (process_command): Permit report_times and use_pipes together.
6222 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6224 * c-decl.c (validate_proto_after_old_defn): Look at
6225 TYPE_MAIN_VARIANT of argument types.
6227 2005-04-01 Paul Brook <paul@codesourcery.com>
6229 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
6230 (arm_output_function_epilogue): Allow call_via_SP.
6231 (thumb_call_via_reg, arm_file_end): Ditto.
6232 * config/arm/arm.h (struct machine_function): Include space for SP.
6233 (thumb_call_via_label): Update declaration.
6235 2005-04-01 Ian Lance Taylor <ian@airs.com>
6237 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
6238 doing a peephole optimization, once again put any notes in the
6241 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6243 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
6245 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6247 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
6248 (block_alloc, find_free_reg): Likewise.
6249 * loop-doloop.c (doloop_modify): Likewise.
6250 * loop-invariant.c (record_use): Likewise.
6251 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
6252 get_iv_value, canon_condition, eliminate_implied_condition,
6253 eliminate_implied_condition, simplify_using_initial_values,
6254 shorten_into_mode, canonicalize_iv_subregs,
6255 iv_number_of_iterations): Likewise.
6256 * loop-unroll.c (expand_var_during_unrolling): Likewise.
6257 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
6258 unswitch_loop): Likewise.
6259 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
6260 move_movables, replace_call_address, find_and_verify_loops,
6261 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
6262 record_giv, final_giv_value, general_induction_var,
6263 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
6264 loop_giv_dump): Likewise.
6266 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
6267 GCOV_CHECK_WRITING): Remove.
6268 (gcov_position, gcov_rewrite): Use gcc_assert.
6269 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
6270 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
6271 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
6274 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6276 * tree-inline.c: Fix a typo.
6278 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6280 * configure.ac (enable-checking): Explicitly set all variables for
6281 collective switch values. Alphabetize variables. Rename
6282 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
6284 * doc/install.texi (enable-checking): Update documentation.
6285 * configure: Rebuilt.
6287 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6289 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6292 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6294 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6295 Also reject cases where this pattern will cause load delay stalls
6296 unless optimizing for size and it will produce a shorter sequence.
6297 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6298 variants to avoid pre-adjusting the base when possible.
6300 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6302 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6303 the frame and argument pointers.
6304 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6305 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6306 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6307 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6308 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6309 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6311 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
6313 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6314 with entry for selectany attribute.
6315 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6317 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6318 (i386_pe_asm_named_section): Handle sections generated by
6319 selectany attribute.
6320 * doc/extend.texi (selectany): Document attribute.
6322 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
6323 Jan Hubicka <jh@suse.cz>
6325 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6326 to fix addresses involving EBP and ESP.
6327 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6328 for SUBREGed registers.
6329 (legitimate_address_p): Accept SUBREGed registers.
6331 2005-04-01 Jakub Jelinek <jakub@redhat.com>
6334 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6335 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6338 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6340 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6342 2005-04-01 James E Wilson <wilson@specifixinc.com>
6345 * dwarf2out.c (rtl_for_decl_init): New function.
6346 (rtl_for_decl_location): Extracted from here.
6347 (tree_add_const_value_attribute): Call rtl_for_decl_init and
6348 add_const_value_attribute. Delete initializer_constant_valid_p call.
6350 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6352 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6353 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6354 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6355 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6356 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6357 config/i386/i386.md, config/rs6000/predicates.md,
6358 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6359 config/s390/s390.c, config/stormy16/stormy16.c,
6360 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6363 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6366 * gimplify.c (gimplify_expr): Create a temporary for lvalue
6367 COND_EXPR and CALL_EXPR.
6369 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
6372 * genautomata.c (first_cycle_unit_presence): Check all alternative
6373 states for unit presence.
6375 * doc/md.texi: Remove remark about impossibility to query unit
6376 presence in non nondeterministic automaton state.
6378 * config/ia64/ia64.c (get_template): Change order of unit querying.
6380 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6382 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6385 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
6387 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6388 flag for edges outside any loops.
6390 2005-03-31 Janis Johnson <janis187@us.ibm.com>
6392 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6394 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6396 * tree-ssa-alias.c: Follow spelling conventions.
6397 * doc/tree-ssa.texi: Fix a typo.
6399 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6401 * postreload-gcse.c: Include target.h.
6402 (gcse_after_reload_main): Return early if we cannot modify jumps.
6403 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6405 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6407 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6408 expensive operations.
6410 2005-03-31 Ian Lance Taylor <ian@airs.com>
6412 * collect2.c (lderrout): New variable.
6413 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6414 if it is set, to stderr.
6415 (handler): Unlink lderrout if it is set.
6416 (dump_file): Add "to" parameter. Change all callers.
6417 (main): Initialize lderrout.
6418 (collect_execute): Add errname parameter. Change all callers.
6419 Rename redir parameter to outname. Never pass
6420 PEX_STDERR_TO_STDOUT to pex_run.
6421 * collect2.h (collect_execute, dump_file): Update declarations.
6422 * tlink.c (tlink_execute): Add errname parameter. Change all
6424 (do_tlink): Check lderrout as well as ldout.
6426 2005-03-31 Caroline Tice <ctice@apple.com>
6428 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6429 (bb-reorder.o): Add errors.h to list of requirements.
6430 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6431 profiledbootstrap flags.
6432 * bb-reorder.c (errors.h): Add new include.
6433 (struct bbro_basic_block_data_def): Add new field, in_trace.
6434 (add_unlikely_executed_notes): Remove function.
6435 (mark_bb_for_unlikely_executed_section): Remove function.
6436 (insert_section_boundary_note): New function.
6437 (verify_hot_cold_block_grouping): New function.
6438 (push_to_next_round_p): Remove variables and tests that push all
6439 cold blocks to last round.
6440 (find_traces): Remove code that added extra round of trace finding
6441 when doing partitioning.
6442 (find_traces_1_round) : Remove variable last_round; add code to
6443 update new struct field, in_trace; correct trace_length where it was
6444 incorrect before (after call to copy_bb); change code that pushed all
6445 cold blocks to last round. Instead verify that all blocks going into
6446 a trace belong in the same partition.
6447 (connect_traces): Modify to connect the traces in two passes, if the
6448 function contains both hot and cold blocks. The first pass connects
6449 all the traces for blocks in the partition that the first block in
6450 the function belongs to; the second pass connnects all the traces
6451 containing blocks that belong in the other partition.
6452 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6453 code that automatically put the first block in a function into the
6454 hot partition if the function had any hot blocks.
6455 (fix_crossing_unconditional_branches): Check number of succ edges
6456 before attempting to get one.
6457 (fix_edges_for_rarely_executed_code): Update comment describing
6459 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6460 remove call to add_unlikely_executed_notes; add call to
6461 verify_hot_cold_block_grouping.
6462 (duplicate_computed_gotos): Don't change computed goto if it's a
6464 (partition_hot_cold_basic_blocks): Update function comment.
6465 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6467 (try_forward_edges): Likewise.
6468 (merge_blocks_move_predecessor_nojumps): Likewise.
6469 (merge_blocks_move_successor_nojumps): Likewise.
6470 (merge_blocks_move): Likewise.
6471 (try_crossjump_bb): Likewise.
6472 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6473 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6474 notes to cold bb's; remove call to update_unlikely_executed_notes.
6475 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6476 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6477 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6478 function declaration.
6479 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6481 (rtl_can_merge_blocks): Remove redundancy from condition.
6482 (try_redirect_by_replacing_jump): Likewise.
6483 (force_nonfallthru_and_redirect): Remove code for adding
6484 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6485 (commit_one_edge_insertion): Likewise.
6486 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6487 * dbxout.c (FORCE_TEXT): Replace function_section with
6488 current_function_section.
6489 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6490 function, switch_text_section.
6491 (struct xcoff_debug): Likewise.
6492 (dbxout_function_end): Add code to put out label diffs for both
6493 hot and cold sections.
6494 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6495 for new debug_hooks funciton, switch_text_section..
6496 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6497 switch_text_section.
6498 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6499 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6500 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6501 dw_fde_switched_sections.
6502 (output_call_frame_info): Add test to see if function switches text
6503 sections in the middle; if so, use appropriate extra hot and cold
6504 section labels to compute size deltas for the hot and cold sections.
6505 (dwarf2out_begin_prologue): Add code to initialize new fields in
6507 (dwarf2out_switch_text_section): New function (invoked through
6508 debug_hook); updates new fields in dw_fde_struct appropriately and
6509 increments separate_line_info_table_in_use.
6510 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6511 dwarf2out_switch_text_section.
6512 (struct var_loc_node): Add new field, section_label.
6513 (output_aranges): Add code to check whether in hot or cold section and
6514 use the appropriate label in calculating deltas.
6515 (output_ranges): Likewise.
6516 (output_line_info): Add code to check which section we're in and
6517 use appropriate hot/cold label.
6518 (add_location_or_constant_value_attribute): Likewise.
6519 (gen_subprogam_die): Modify arange attributes to use correct labels.
6520 (dwarf2out_begin_block): Change call to function_section into call to
6521 current_function_section.
6522 (dwarf2out_end_block): Likewise.
6523 (dwarf2out_source_line): Likewise.
6524 (dwarf2out_var_location): Add code to check whether in hot or cold
6525 section and use the appropriate label.
6526 * except.c (output_function_exception_table): Change call to
6527 function_section into call to current_function_section.
6528 * final.c (profile_function): Likewise.
6529 (scan_ahead_for_unlikely_executed_note): Remove function.
6530 (final_scan_insn): Remove calls to
6531 scan_ahead_for_unlikely_executed_note, and related code for switching
6532 to cold section, except for the single time
6533 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6534 debug_hooks->switch_text_sections; replace appropriate calls to
6535 function_section with calls to current_function_section.
6536 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6537 test_bb to condition.
6538 (find_if_case_2): Likewise.
6539 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6540 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6541 * opts.c (decode_options): Change warning about hot/cold partitioning
6542 with exceptionss to inform (so as not to cause bootstrap failures);
6543 remove warning about partitioning with DWARF debug info.
6544 * output.h (current_function_section): Add new function decl.
6545 (insert_section_boundary_note): Likewise.
6546 (enum in_section): Move this declaration here from varasm.c.
6547 (unlikely_section_label): Likewise.
6548 (unlikely_text_section_name): Likewise.
6549 (last_text_section_name): New global variable.
6550 (last_text_section): Likewise.
6551 (hot_section_label): Likewise.
6552 (hot_section_end_label): Likewise.
6553 (cold_section_end_label): Likewise.
6554 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6555 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6556 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6557 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6558 insn from consideration.
6559 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6560 switch_text_section.
6561 * varasm.c (basic-block.h): Add new include.
6562 (unlikely_section_label_printed): Remove global variable.
6563 (unlikely_section_label): Make global variable not be static any more.
6564 (unlikely_text_section_name): Likewise.
6565 (hot_section_end_label): New global variable (not static)
6566 (first_function_block_is_cold): Likewise.
6567 (hot_section_label): Likewise.
6568 (cold_section_end_label): Likewise..
6569 (last_text_section): New global variable, not static.
6570 (last_text_section_name): New global variable, not static.
6571 (initialize_cold_section_name): New function.
6572 (enum in_section): Move declaration to output.h.
6573 (text_section): Update last_text_section.
6574 (unlikely_text_section): Replace code to determine cold section name
6575 with call to initialize_cold_section_name; Add code to update
6576 last_text_section; remove code for printing out label.
6577 (named_section_real): Add code to update last_text_section and
6578 last_text_section_name as appropriate.
6579 (function_section): Change test for 'unlikely' to depend on
6580 first_function_block_is_cold (moved old test to
6581 current_function_section).
6582 (current_function_section): New function.
6583 (assemble_start_function): Move code that frees
6584 unlikely_text_section_name; initialize hot_section_end_label;
6585 print hot and cold section labels at the start of the function;
6586 set first_function_block_is_cold, if appropriate; initialize l
6587 ast_text_section; add call to insert_section_boundary_note.
6588 (assemble_end_function): Add code to write out hot and cold section
6590 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6591 switch_text_section.
6592 * config/darwin.c (machopic_select_section): Replace incorrect
6593 function in base_funs; update reloc for cold sections if necessary.
6594 * config/darwin.h (SECTION_FUNCTION): Add code to update
6595 last_text_section if appropriate.
6596 (text_unlikely_section): Remove.
6597 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6598 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6599 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6600 partitioning for this architecture.
6602 2005-03-31 Olivier Hainque <hainque@adacore.com>
6604 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6605 defined and non-zero.
6607 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6610 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6613 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6616 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6617 label operand. Remove (use (unspec..)). Don't emit a label on
6619 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6620 generate inline label for load_toc_v4_PIC_1b.
6621 (rs6000_emit_load_toc_table): Likewise.
6623 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6625 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6626 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6628 2005-03-29 Devang Patel <dpatel@apple.com>
6630 * tree-sra.c (decide_block_copy): Disable scalarization of
6633 2005-03-30 Stuart Hastings <stuart@apple.com>
6634 Dale Johannesen <dalej@apple.com>
6636 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6637 * print-tree.c (print_node): Add case STATEMENT_LIST.
6639 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6641 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6642 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6643 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6644 is given with "powerpc64*" or "all", or when --with-cpu chooses
6647 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6650 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6651 gen_lexical_block_die.
6652 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6654 2005-03-31 Jan Hubicka <jh@suse.cz>
6656 2004-11-02 Jan Hubicka <jh@suse.cz>
6658 * cgraph.c (cgraph_varpool_node_name): New function.
6659 (dump_cgraph_varpool_node): New function.
6660 (dump_varpool): New function.
6661 * cgraphunit.c (cgraph_optimize): Dump varpool.
6663 2004-10-16 Jan Hubicka <jh@suse.cz>
6665 * cgraph.c (decide_is_variable_needed): New function.
6666 (cgraph_varpool_finalize_decl): Use it.
6667 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6669 * final.c (output_addr_const): Do not call mark_referenced.
6670 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6671 always go via cgraph.
6672 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6673 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6674 * tree-optimize.c (execute_inline): Mark functions called.
6675 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6677 2004-10-11 Jan Hubicka <jh@suse.cz>
6679 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6680 (cgraph_varpool_last_needed_node): New static variable.
6681 (enqueue_needed_varpool_node): Break out from ...; add items to the
6682 end of queue; update first pointers.
6683 (cgraph_varpool_mark_needed_node): ... here.
6684 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6685 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6686 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6687 (cgraph_varpool_first_unanalyzed_node): Declare.
6688 * cgraphunit.c: Include output.h.
6689 (cgraph_varpool_analyze_pending_decls): New function.
6690 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6691 for errors, analyze pending decls.
6692 (cgraph_finalize_compilation_unit): Only analyze decls.
6693 (cgraph_optimize): Assemble the decls after expanding.
6695 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6697 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6698 subvars get marked properly in tags for grouping.
6699 (add_pointed_to_var): Mark only actual pointed to
6700 variables/subvars in addresses needed.
6701 (create_overlap_variables_for): Clear call clobbered on original
6703 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6704 addresable vars with subvars into list.
6705 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6708 2005-03-30 Richard Henderson <rth@redhat.com>
6710 * cgraph.h (struct cgraph_node): Add alias.
6711 * varasm.c (assemble_alias): Set it.
6712 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6713 avoid calling cgraph_expand_function.
6715 2005-03-30 Tom Tromey <tromey@redhat.com>
6717 * tree.def (FILE_TYPE): Removed.
6718 * typeclass.h (enum type_class): Removed file_type_class.
6719 * dwarf2out.c (is_base_type): Updated.
6720 (gen_type_die): Likewise.
6721 * dbxout.c (dbxout_type): Updated.
6722 * builtins.c (type_to_class): Updated.
6723 * tree.c (type_contains_placeholder_1): Updated.
6724 * config/sparc/sparc.c (sparc_type_code): Updated.
6725 * config/ia64/ia64.c (hfa_element_mode): Updated.
6726 * expr.c (count_type_elements): Updated.
6727 * stor-layout.c (layout_type): Updated.
6728 * tree-inline.c (remap_type): Updated.
6729 * tree-pretty-print.c (dump_generic_node): Updated.
6731 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6733 * builtins.c (expand_builtin_powi): Fix mode of
6734 2nd argument to match int.
6735 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6736 2nd argument type to int.
6737 * libgcc2.c: Change prototype of __powi* functions to use
6740 2005-03-30 Dale Johannesen <dalej@apple.com>
6743 * calls.c (expand_call): Flush pending deferrals before
6746 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6750 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6751 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6752 c_label_context, label_context_stack): New.
6753 * c-decl.c (define_label): Check for jumps into statement
6754 expressions. Add label to list of defined labels.
6755 (start_function): Push context on label_context_stack.
6756 (finish_function): Pop context from label_context_stack.
6757 * c-typeck.c (label_context_stack): New.
6758 (c_finish_goto_label): Check for jumps into statement
6759 expressions. Add label to list of jumped to labels.
6760 (struct c_switch): Add blocked_stmt_expr.
6761 (c_start_case): Initialize it.
6762 (do_case): Check it.
6763 (c_finish_case): Verify !blocked_stmt_expr.
6764 (c_begin_stmt_expr): Push context on label_context_stack.
6765 Increment blocked_stmt_expr. Mark labels jumped to from outside
6767 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6768 defined in the statement expression and no longer jumpable to.
6769 Mark labels jumped to from just outside the statement expression
6770 as again definable. Pop context from label_context_stack.
6771 * doc/extend.texi (Statement Exprs): Update.
6773 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6776 * c-decl.c (start_function): Check for old_decl being
6779 2005-03-30 Ian Lance Taylor <ian@airs.com>
6781 * final.c (final): Remove prescan parameter. Change all callers.
6782 (final_scan_insn): Remove prescan parameter. Change all callers.
6784 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6786 * tree-vectorizer.c: Fix comment typos.
6788 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6790 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6791 as soon as a chrec_dont_know is detected.
6793 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6795 Merge from csl-arm-branch.
6796 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6798 * tlink.c (recompile_files): Do not assume that "rename" can
6799 overwrite an existing file.
6801 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6803 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6804 * gcc/configure: Regenerate.
6806 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6808 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6810 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6812 * calls.c (struct arg_data): Update "partial" comment.
6813 (load_register_parameters): Update "nregs" comment.
6815 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6817 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6818 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6819 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6820 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6821 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6822 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6823 than target_flags & 0.
6824 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6825 (iq2000_arch, iq2000_parse_cpu): Delete.
6826 (TARGET_HANDLE_OPTION): Override default.
6827 (iq2000_handle_option): New function.
6828 (override_options): Remove -march= and -mcpu= handling.
6829 * config/iq2000/iq2000.opt: New file.
6831 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6833 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6834 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6835 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6836 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6837 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6838 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6839 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6840 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6841 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6842 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6843 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6844 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6845 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6846 (TARGET_OPTIONS): Delete.
6847 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6848 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6849 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6850 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6851 (c4x_cpu_version_string): Delete.
6852 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6853 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6854 equivalent -mcpu= option.
6855 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6856 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6857 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6858 or clearing the appropriate MASK_* bit.
6859 (c4x_file_start): Use c4x_cpu_version.
6860 * config/c4x/c4x.opt: New file.
6862 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6864 * doc/options.texi: Document the new MaskExists flag.
6865 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6866 if the option has the MaskExists flag.
6868 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6870 * opt-functions.awk (flag_set_p, test_flag): New functions.
6871 (switch_flags): Use them.
6872 * opth-gen.awk: Use flag_set_p to check for flags.
6873 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6875 2005-03-30 Ian Lance Taylor <ian@airs.com>
6877 * config.host (i[34567]86-*-mingw32*): Don't set
6878 host_can_use_collect2 to no.
6880 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6883 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6884 Remove convert_memory_address call duplicating that in memory_address.
6886 2005-03-29 Richard Henderson <rth@redhat.com>
6889 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6890 (build_compound_literal): Likewise. Propagate decl type into the
6892 (finish_decl): Likewise. Use new return value from complete_array_type
6893 for zero sized arrays.
6894 (complete_array_type): Move ...
6895 * c-common.c (complete_array_type): ... here. Change first argument
6896 to pointer-to-type-node. Consistently use sizetype for the index
6897 except for zero sized arrays. Detect zero sized arrays for pedantic
6898 mode diagnostics. Create a new type node instead of modifying the
6900 * c-tree.h (complete_array_type): Move decl ...
6901 * c-common.h (complete_array_type): ... here.
6903 2005-03-29 Richard Henderson <rth@redhat.com>
6906 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6908 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6910 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6911 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6912 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6913 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6915 2005-03-29 Eric Christopher <echristo@redhat.com>
6917 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6918 truthvalue conversion removal.
6920 2005-03-29 Ian Lance Taylor <ian@airs.com>
6923 * collect2.c: Never include <vfork.h>.
6924 (VFORK_STRING, vfork): Don't define.
6925 (pid): Remove global variable.
6926 (handler): Call raise instead of kill (getpid(), ...).
6927 (collect_wait): Add pex parameter. Change all callers. Use
6928 pex_get_status rather than pwait.
6929 (do_wait): Add pex parameter. Change all callers.
6930 (collect_execute): Return struct pex_obj * rather than void. Use
6931 pex routines rather than pexecute.
6932 (fork_execute): Get pex_obj from collect_execute, and pass it to
6934 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6935 Only declare quit_handler if SIGQUIT is defined.
6936 (scan_libraries): Likewise.
6937 * collect2.h (collect_execute): Update declaration.
6938 (collect_wait): Update declaration.
6939 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6940 pass it to collect_wait.
6942 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6945 * c-parser.c (c_parser_compound_statement_nostart): Give error
6946 message for EOF instead of just setting parser->error.
6948 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6950 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6951 (slpeel_update_phi_nodes_for_guard1): New function.
6952 (slpeel_update_phi_nodes_for_guard2): New function.
6953 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6954 of slpeel_update_phi_nodes_for_guard.
6955 (vectorize_loops): Remove call to loop_closed_rewrite.
6956 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6959 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6961 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6962 (TARGET_LITTLE_ENDIAN): New macro.
6963 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6964 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6965 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6966 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6967 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6968 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6969 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6970 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6971 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6972 (TARGET_OPTIONS): Delete.
6973 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6974 (CACHE_FLUSH_TRAP): Turn into an integer.
6975 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6976 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6977 -mflush-trap is in use.
6978 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6979 (m32r_cache_flush_trap_string): Delete.
6980 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6981 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6982 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6983 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6984 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6985 -mmodel= and -msdata= handling from...
6986 (m32r_init): ...here.
6987 * config/m32r/m32r.opt: New file.
6989 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6991 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6992 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6993 * tree-vect-analyze.c (vect_object_analysis): additional parm
6994 pass back a "struct ptr_info_def *" with the points-to info.
6995 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6996 statement using info returned from vect_object_analysis.
6997 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6998 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6999 for virtual uses and defs when creating a replacement vector
7000 reference. Call duplicate_ssa_name_ptr_info to define points-to
7001 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
7002 (vectorizable_store): copy_virtual_operands and update
7003 definition statements.
7004 (vectorizable_load): copy_virtual_operands. Remove call to
7005 mark_call_clobbered_vars_to_rename for call to "const" builtin.
7006 * tree-vectorizer.c (vectorize_loops): Remove calls to
7007 rewrite_into_ssa and bitmap_clear (vars_to_rename).
7008 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
7009 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
7010 define macro STMT_VINFO_PTR_INFO for use in accessing.
7011 * tree.h add export of duplicate_ssa_name_ptr_info.
7012 * rs6000.c (altivec_init_builtins): Declare builtin function
7013 __builtin_altivec_mask_for_load to be "const".
7015 2005-03-29 Jakub Jelinek <jakub@redhat.com>
7018 * cgraph.h (struct cgraph_varpool_node): Add alias field.
7019 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
7020 assemble_variable on aliases.
7021 * varasm.c (assemble_alias): Set node->alias.
7022 * toplev.c (wrapup_global_declarations): Don't call
7023 rest_of_decl_compilation on aliases again.
7025 2005-03-29 Paul Brook <paul@codesourcery.com>
7027 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
7028 * config/arm/arm.c (arm_dbx_register_number): New function.
7029 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
7031 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
7034 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
7035 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
7037 2005-03-29 Dale Johannesen <dalej@apple.com>
7039 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
7040 $(TREE_H) and $(COVERAGE_H).
7041 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
7042 * opts.c (common_handle_option): Enable tree-based value transforms.
7043 * toplev.c (process_options): Ditto.
7044 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
7045 refers to references to this type.
7046 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
7047 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
7048 for may_be_more, may_be_less.
7049 (rtl_gen_pow2_profiler): Adjust.
7050 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
7051 (rtl_gen_one_value_profiler): Adjust.
7052 (rtl_gen_const_delta_profiler): Adjust.
7053 * tree-profile.c (tree_gen_interval_profiler): Implement.
7054 (tree_gen_pow2_profiler): Ditto.
7055 (tree_gen_one_value_profiler): Ditto.
7056 (tree_profiling): New.
7057 (pass_tree_profile): Reference it.
7058 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
7060 (insn_divmod_values_to_profile): Rename to
7061 rtl_divmod_values_to_profile. Adjust.
7062 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
7063 (insn_prefetch_values_to_profile): Adjust.
7064 (rtl_value_profile_transformations): Adjust.
7065 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
7066 (gen_mod_pow2): Rename to rtl_mod_pow2.
7067 (gen_mod_subtract): Rename to rtl_mod_subtract.
7068 (divmod_fixed_value_transform): Rename to
7069 rtl_divmod_fixed_value_transform.
7070 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
7071 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
7072 (rtl_find_values_to_profile): Adjust.
7073 (tree_value_profile_transformations): Implement.
7074 (tree_divmod_values_to_profile): New.
7075 (tree_values_to_profile): New.
7076 (tree_divmod_fixed_value): New.
7077 (tree_mod_pow2): New.
7078 (tree_mod_subtract): New.
7079 (tree_divmod_fixed_value_transform): New.
7080 (tree_mod_pow2_value_transform): New.
7081 (tree_mod_subtract_transform): New.
7082 (tree_find_values_to_profile): Implement.
7083 * profile.c (instrument_values): Free histograms.
7084 (compute_value_histograms): Adjust. Implement tree version.
7086 2005-03-29 Uros Bizjak <uros@kss-loka.si>
7088 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
7089 * config/i386/i386.c (output_fix_trunc): Add new round_mode
7090 variable. Output "fldcw" depending on round_mode.
7091 * config/i386/i386.md (UNSPEC_FIST): New.
7092 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
7093 New isns patterns to implement lrint and llrint built-ins as x87
7095 (fistdi2, fist<mode>2 splitters): New splitters.
7096 (lrint<mode>2): New expanders.
7098 2005-03-28 Ian Lance Taylor <ian@airs.com>
7100 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
7101 0 when calling final_scan_insn.
7103 2005-03-28 Jan Hubicka <jh@suse.cz>
7106 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
7109 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
7110 types where possible.
7112 2005-03-26 Per Bothner <per@bothner.com>
7114 Make -f[no-]show-column also control non-cpp diagnostics.
7115 * c.opt (fshow-column): Move option from here ...
7116 * common.opt (fshow-column): ... to here.
7117 * diagnostic.c (diagnostic_build_prefix): Only print column number
7118 if flag_show_column.
7120 2005-03-27 Steven Bosscher <stevenb@suse.de>
7122 * vax-protos.h (vax_output_int_move, vax_output_int_add,
7123 vax_output_conditional_branch): New prototypes.
7124 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
7125 extracted from vax.md mov and add patterns.
7126 (vax_output_conditional_branch): New function to output conditional
7127 branch instructions.
7128 * vax.md: Use mode macros for arithmetic and mov patterns.
7129 Use code macros for the jump patterns.
7131 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7133 * Makefile.in (libbackend.o): Depend on version files;
7134 add custom generation command.
7136 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7139 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
7140 sure that we have a REG before getting its REGNO.
7142 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7144 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
7145 * builtins.def (BUILT_IN_STRNDUP): New.
7147 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
7149 PR tree-optimization/20470
7150 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
7153 2005-03-25 Mike Stump <mrs@apple.com>
7155 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
7158 2005-03-25 Geoffrey Keating <geoffk@apple.com>
7160 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
7161 Use our own structure definitions.
7163 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
7164 (fix_truncdfsi2): Allow registers or memory as destination.
7165 When TARGET_PPC_GFXOPT, generate simplified pattern.
7166 (fix_truncdfsi2_internal): Use define_insn_and_split.
7167 (fix_truncdfsi2_internal_gfxopt): New.
7168 (fctiwz): Don't confuse register allocation by giving it no choices.
7170 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
7171 (EXTRA_MEMORY_CONSTRAINT): Likewise.
7172 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
7173 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
7175 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7177 * dominance.c (free_dominance_info): Speed up by freeing et
7178 data structures without maintaining other nodes.
7179 * et-forest.c (et_free_tree_force): New.
7180 * et-forest.h: Add a prototype for et_free_tree_force.
7182 * tree.c (get_set_constructor_bits,
7183 get_set_constructor_bytes): Remove.
7184 * tree.h: Remove the corresponding prototypes.
7186 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7189 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
7190 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
7191 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
7192 PRE_DEC, NEG and NOT.
7194 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7196 * fold-const.c: Convert uses of fold (build (...)) to
7199 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
7201 PR rtl-optimization/20249
7202 * cse.c (insert_regs): Do not record equivalence of registers in
7205 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
7207 * emit-rtl.c (reverse_comparison): Remove.
7208 * rtl.h: Remove the corresponding prototype.
7210 2005-03-24 James E Wilson <wilson@specifixinc.com>
7212 * doc/install.texi (--enable-altivec): Delete docs.
7214 2005-03-24 David Edelsohn <edelsohn@gnu.org>
7216 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
7217 SFmode and DFmode before reload when
7218 flag_unsafe_math_optimizations not enabled.
7220 2005-03-24 Geoffrey Keating <geoffk@apple.com>
7222 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
7224 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
7225 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
7227 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
7229 * configure.ac (enable-checking): Add 'runtime' option.
7230 * doc/install.texi (enable-checking): Document 'runtime' checking.
7231 * tsystem.h (gcc_assert, gcc_unreachable): Define.
7232 * config.in: Regenerated.
7233 * configure: Regenerated.
7235 2005-03-23 Uros Bizjak <uros@kss-loka.si>
7237 * optabs.h (enum optab_index): Remove OTI_llrint.
7238 (llrint_optab): Remove macro.
7239 * optabs.c (init_optabs): Remove llrint_optab initialization.
7240 * genopinit.c (optabs): Remove llrint_optab implementation.
7241 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
7244 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
7246 PR rtl-optimization/20532
7247 * simplify-rtx.c (simplify_binary_operation_1): Protect from
7248 overflow when adding coefficients for PLUS or MINUS.
7249 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
7252 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7254 * langhooks.h (truthvalue_conversion): Remove.
7255 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7256 LANG_HOOKS_TRUTHVALUE_CONVERSION.
7257 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
7258 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
7259 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
7261 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
7263 * params.def: Fix a typo.
7264 * config/mips/mips.c: Follow the spelling convensions.
7265 * doc/invoke.texi: Fix typos.
7267 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
7269 Fix PR tree-optimization/20601
7271 * tree-ssa-pre.c (insert_aux): Add missing condition to
7274 2005-03-23 Ian Lance Taylor <ian@airs.com>
7276 * final.c (final_scan_insn): Don't remove no-op instructions.
7277 * reload1.c (reload): Remove simple no-op instructions even when
7280 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
7282 PR tree-optimization/20501
7283 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7284 reporting that peeling for alignment is applied moved to...
7285 * (vect_analyze_data_refs_alignment): Here.
7287 2005-03-23 Ian Lance Taylor <ian@airs.com>
7289 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7291 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7293 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7294 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7296 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
7298 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7299 imply that this is called once, independent of asms in code.
7300 Adjust to now being pased output and input lists. Mention helper
7301 function decl_overlaps_hard_reg_set_p.
7302 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7303 hook_tree_tree_identity and to take three trees, returning third.
7304 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7306 * stmt.c: include hard-reg-set.h before tree.h.
7307 (decl_overlaps_hard_reg_set_p): New function, broken out from...
7308 (decl_conflicts_with_clobbers_p): Call
7309 decl_overlaps_hard_reg_set_p.
7310 (expand_asm_operands): Pass output and input lists in call to
7311 targetm.md_asm_clobbers.
7312 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7313 hook_tree_tree_tree_tree_3rd_identity.
7314 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7316 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7317 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7318 parameters, first two unused.
7319 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7320 parameters. Only add MOF to clobbers if there's no 'h' mentioned
7321 in constraint letters and MOF is not mentioned as a asm-declared
7322 register in neither of the input and output lists.
7324 2005-03-23 DJ Delorie <dj@redhat.com>
7326 * optabs.c (expand_binop): Make sure the first subword's result
7329 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7331 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7332 Call c_common_truthvalue_conversion rather than
7333 lang_hooks.truthvalue_conversion.
7334 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7335 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7337 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7338 c_common_truthvalue_conversion.
7339 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7340 c_parser_conditional_expression, c_parser_binary_expression): Call
7341 c_objc_common_truthvalue_conversion.
7342 * c-typeck.c (build_unary_op): Call
7343 c_objc_common_truthvalue_conversion.
7344 (build_conditional_expr): Do not call
7345 lang_hooks.truthvalue_conversion.
7346 (build_binary_op): Call c_common_truthvalue_conversion.
7347 (c_objc_common_truthvalue_conversion): Moved from
7348 c-objc-common.c. Call default_function_array_conversion instead
7349 of default_conversion.
7351 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7353 * c-common.h (default_conversion): Remove.
7354 (perform_integral_promotions): Add.
7355 * c-tree.h (default_conversion): Add.
7356 * c-typeck.c (perform_integral_promotions): New, split out from
7358 * c-common.c (check_case_value): Use perform_integral_promotions,
7359 not default_conversion.
7360 (c_add_case_label): Don't continue processing case label after
7361 found to be pointer.
7363 2005-03-23 Mark Mitchell <mark@codesourcery.com>
7365 * gcc.c (do_spec_1): Do not add a -L path for a directory in
7366 the prefix list if we have already added a multilib directory
7368 (main): Do not add MD_EXEC_PREFIX to the list of directories to
7371 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7373 * reload1.c (indirect_symref_ok, reload_obstack): Make them
7375 * reload.h: Remove the prototype for indirect_symref_ok.
7377 * reload1.c (indirect_symref_ok): Make it global.
7378 * reload.h: Add a prototype for indirect_symref_ok.
7380 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
7382 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7385 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7387 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7389 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
7391 * c-opts.c (c_common_parse_file): Only start/end main source file
7392 if debug hooks says the writer wants it.
7393 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7395 (xcoff_debug_hooks): Ditto.
7396 * debug.c (do_nothing_hooks): Ditto.
7397 * debug.h (gcc_debug_hooks): Ditto.
7398 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7399 * sdbout.c (sdb_debug_hooks): Ditto.
7400 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7402 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7404 * doc/extend.texi: Deprecate C++ min/max operators.
7406 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7408 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7409 artificial original candidates.
7411 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7412 Jan Hubicka <jh@suse.cz>
7413 Steven Bosscher <stevenb@suse.de>
7415 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7416 call cost based on argument sizes.
7417 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7419 * params.def: (max-inline-inssn-single): Set to 450.
7420 (max-inline-insns-auto): Set to 90.
7421 (max-inline-insns-recursive): Set to 450
7422 (max-inline-insns-recursive-auto): Set to 450.
7423 (large-function-insns): Set to 2700.
7424 (inline-call-cost): New parameter.
7425 * tree-inline.c (estimate_move_cost): New function.
7426 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7427 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7429 * tree-inline.h (estimate_move_cost): Declare.
7430 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7431 (max-inline-insns-auto): Change default to 90.
7432 (max-inline-insns-recursive): Change default to 450
7433 (max-inline-insns-recursive-auto): Change default to 450.
7434 (large-function-insns): Change default to 2700.
7435 (inline-call-cost): Document new parameter.
7437 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7439 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7440 (TARGET_DEFAULT): Delete.
7441 * config/i860/i860.opt: New file.
7443 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7445 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7446 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7447 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7448 (frv_sched_lookahead): Delete.
7449 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7450 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7451 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7452 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7453 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7454 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7455 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7456 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7457 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7458 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7459 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7460 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7461 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7462 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7463 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7464 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7465 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7466 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7467 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7468 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7469 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7470 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7471 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7472 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7473 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7474 (frv_sched_lookahead): Delete.
7475 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7476 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7477 (frv_handle_option): New function. Move -mcpu= handling from...
7478 (frv_override_options): ...here. Remove handling of other
7480 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7481 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7482 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7483 and TARGET_NO_MULTI_CE.
7484 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7485 !TARGET_VLIW_BRANCH.
7486 * config/frv/frv.opt: New file.
7488 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7490 * fold-const.c (fold_ternary): Take decomposed arguments of
7492 (fold): Update a call to fold_ternary.
7494 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7495 * tree.h: Add corresponding prototypes.
7497 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7500 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7501 between jump table and its label.
7502 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7503 resp. ADDR_DIFF_VEC and the label preceeding it.
7504 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7505 is emitted in the right section.
7507 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7509 * fold-const.c (fold_unary, fold_binary): Update comments
7512 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7514 PR rtl-optimization/20527
7515 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7516 REG_INC note, test that the register also isn't mentioned in PRED
7519 2005-03-22 Ben Elliston <bje@au.ibm.com>
7521 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7524 2005-03-21 Mike Stump <mrs@apple.com>
7526 * varasm.c (default_assemble_visibility): Remove extra ().
7528 2005-03-21 Roger Sayle <roger@eyesopen.com>
7531 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7532 to determine whether a block can be duplicated, rather than test
7533 whether the block contains noncopyable insns ourselves.
7535 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7537 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7540 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7542 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7544 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7546 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7547 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7548 * config/fr30/fr30.opt: New file.
7550 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7552 Fix PR tree-optimization/20542
7554 * tree-flow-inline.h (overlap_subvar): Move to here.
7555 * tree-ssa-operands.c: From here.
7556 * tree-flow.h (overlap_subvar): Declare.
7557 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7558 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7559 for variables with subvars.
7561 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7564 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7565 * modulo-sched.c (const_iteration_count): Return on NULL
7567 (print_node_sched_params): Return on NULL dump_file.
7568 (generate_reg_moves): Handle reg-anti dependencies and disregard
7569 closing branch when generating register moves.
7570 (sms_schedule): Mark the SMSed block dirty.
7571 * passes.c (rest_of_handle_sms): Call update_life_info for all
7573 * testsuite/gcc.dg/20050321-1.c: New test.
7575 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7577 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7578 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7579 movqi_internal): Likewise.
7581 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7583 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7584 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7585 xtensa_b4const): Delete prototypes.
7586 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7587 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7588 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7589 xtensa_extra_constraint): New prototypes.
7590 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7591 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7592 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7593 move_operand, const_float_1_operand, fpmem_offset_operand,
7594 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7595 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7596 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7597 argument type to HOST_WIDE_INT.
7598 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7599 xtensa_mask_immediate): Likewise.
7600 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7601 Likewise. Also make these functions static.
7602 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7603 (xtensa_const_ok_for_letter_p): New.
7604 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7605 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7606 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7607 move_operand, const_float_1_operand, fpmem_offset_operand,
7608 branch_operator, ubranch_operator, boolean_operator): Move to
7610 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7611 (xtensa_mem_offset): Change return type to bool.
7612 (xtensa_extra_constraint): New.
7613 (gen_int_relational): Update type of const_range_p function pointer.
7614 Use xtensa_b4const_or_zero.
7615 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7616 xtensa_const_ok_for_letter_p. Update comments.
7617 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7618 (PREDICATE_CODES): Delete.
7619 * config/xtensa/xtensa.md: Include predicates.md.
7620 * config/xtensa/predicates.md: New file.
7622 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7624 * config/v850/v850-protos.h: Remove the prototypes for
7625 reg_or_int9_operand, reg_or_const_operand,
7626 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7627 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7628 movsi_source_operand, power_of_two_operand,
7629 not_power_of_two_operand, special_symbolref_operand,
7630 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7631 register_is_ok_for_epilogue.
7632 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7633 reg_or_int9_operand, reg_or_const_operand,
7634 call_address_operand, special_symbolref_operand,
7635 movsi_source_operand, power_of_two_operand,
7636 not_power_of_two_operand, register_is_ok_for_epilogue,
7637 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7638 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7640 * config/v850/v850.h (PREDICATE_CODES): Remove.
7641 * config/v850/v850.md: Include predicates.md.
7642 * config/v850/predicates.md: New.
7644 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7646 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7647 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7648 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7649 (itoolsdir, itoolsdatadir): Move definition above new first use.
7650 (install-itoolsdirs): New rule.
7651 (install-mkheaders): Depend on install-itoolsdirs, not
7652 install-include-dir.
7654 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7656 * tree-into-ssa.c: Remove obsolete comments.
7658 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7660 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7661 unrolling if -fpeel-loops is specified, too.
7662 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7663 Remove superfluous check for flag_unroll_loops.
7665 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7667 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7668 (lrint_optab, llrint_optab): Define corresponding macros.
7669 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7670 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7671 pattern and llrint_optab using llrintdi2 patterns.
7672 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7673 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7674 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7675 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7676 flag_unsafe_math_optimizations is set.
7678 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7680 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7681 simplify_logical, if_then_else_cond, known_cond,
7682 simplify_comparison): Adjust calls to reverse_comparison.
7683 Don't use combine_reversed_comparison_code).
7684 (combine_reversed_comparison_code): Remove.
7685 (reversed_comparison): Using reversed_comparison_code, move it...
7686 * jump.c (reversed_comparison): ... here.
7687 * rtl.h (reversed_comparison): Add prototype.
7689 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7691 * builtins.c (fold_builtin): Take decomposed arguments of
7693 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7694 * gimplify.c (gimplify_call_expr): Likewise.
7695 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7696 * tree.h: Update the prototype of fold_builtin.
7698 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7700 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7701 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7702 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7703 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7704 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7706 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7708 * builtins.c (fold_builtin_1): Take decomposed arguments of
7710 (fold_builtin): Update a call to fold_builtin_1.
7712 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7715 * gcov.c (output_lines): Only output function block summary when
7716 outputting branch information.
7717 * doc/gcov.texi: Document format of preamble and additional block
7720 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7722 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7723 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7724 the defaults false if BITS_PER_UNIT != 8.
7725 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7726 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7727 than BITS_PER_UNIT != 8.
7728 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7729 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7730 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7732 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7733 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7735 2005-03-20 Roger Sayle <roger@eyesopen.com>
7738 * fold-const.c (fold_binary): Fix type mismatch between
7739 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7740 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7741 for non-truth-valued expressions.
7743 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7744 and FUNCTION_DECL in the main switch.
7745 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7746 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7747 we also need to convert their operands to match.
7748 <TRUTH_NOT_EXPR>: Likewise.
7750 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7752 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7753 diagnostic without checking whether an lvalue.
7754 * c-common.h (lvalue_p): Remove.
7755 (enum lvalue_use): Update comment.
7756 (lvalue_or_else): Replace by lvalue_error.
7757 * c-typeck.c (lvalue_p): Make static.
7758 (lvalue_or_else): New. Call lvalue_error.
7760 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7762 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7763 (function_arg_advance): Use rs6000_parm_start.
7764 (function_arg, rs6000_arg_partial_bytes): Likewise.
7766 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7768 * c-common.c (check_case_value): Adjust comment about stripping
7770 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7771 * c-typeck.c (default_conversion, convert_arguments,
7772 build_modify_expr, convert_for_assignment, store_init_value,
7773 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7774 manually. Remove inaccurate comments.
7776 2005-03-20 Roger Sayle <roger@eyesopen.com>
7777 Joseph S. Myers <joseph@codesourcery.com>
7779 * varasm.c (do_assemble_alias): Restore comment describing function.
7780 Annotate the target parameter as potentially unused.
7782 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7785 * config/avr/avr.c (avr_output_function_prologue): Do not use
7786 current_function_name() in a label, use a local label instead.
7788 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7790 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7791 flag_finite_math_only, not flag_unsafe_math_optimizations.
7793 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7795 * builtins.c (fold_builtin_1): Update a call to
7796 targetm.fold_builtin.
7797 * hooks.c (hook_tree_tree_bool_null): Rename to
7798 hook_tree_tree_tree_bool_null. Take one more argument of type
7800 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7801 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7802 hook_tree_tree_tree_bool_null.
7803 * target.h (gcc_target): Update the prototype of fold_builtin.
7804 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7805 arguments of CALL_EXPR.
7806 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7809 2005-03-20 Jan Hubicka <jh@suse.cz>
7811 * cgraph.h (cgraph_node): Add prev_clone pointer.
7812 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7813 (cgraph_clone_node): Produce doubly linked chain.
7815 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7817 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7818 get_nonnull_operand, handle_sentinel_attribute,
7819 check_function_arguments_recurse): Do not strip NOPS from
7821 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7823 * c-format.c (get_constant): Likewise.
7824 * c-parser.c (c_parser_postfix_expression): Likewise.
7825 * c-typeck.c (set_init_index): Likewise.
7826 (convert_arguments): Don't check for NOP_EXPR containing integer
7829 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7831 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7832 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7833 Take decomposed arguments of CALL_EXPR.
7834 (fold_builtin_1): Update calls to the functions mentioned
7837 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7839 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7840 width to have integer type.
7841 (build_enumerator): Require enumerator value to have integer type.
7843 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7845 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7848 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7850 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7851 std=iso9899:199x): Correct descriptions.
7853 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7855 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7858 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7860 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7862 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7863 fold_builtin_memcpy.
7865 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7866 arguments of CALL_EXPR.
7867 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7868 fold_builtin_found, fold_builtin_1): Update calls to
7869 fold_trunc_transparent_mathfn.
7871 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7874 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7875 function pointers on targets that require function pointer
7877 (fold_sign_changed_comparison): Likewise.
7879 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7881 * combine.c (try_combine): When changing the mode of a hard reg, make
7882 sure that doing so is valid.
7884 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7886 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7887 (TARGET_HANDLE_OPTION): Override default.
7888 (avr_handle_option): New function.
7889 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7890 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7891 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7892 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7893 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7894 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7895 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7896 (TARGET_OPTIONS): Delete.
7897 * config/avr/avr.opt: New file.
7899 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7901 * config/m32r/m32r-protos.h: Remove the prototypes for
7902 call_address_operand, symbolic_operand, seth_add3_operand,
7903 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7904 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7905 two_insn_const_operand, move_src_operand,
7906 move_double_src_operand, move_dest_operand,
7907 eqne_comparison_operator, signed_comparison_operator,
7908 large_insn_p, conditional_move_operand, carry_compare_operand,
7909 m32r_block_immediate_operand, extend_operand,
7910 reg_or_eq_int16_operand, int8_operand, and
7911 reg_or_zero_operand.
7912 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7913 seth_add3_operand, int8_operand, cmp_int16_operand,
7914 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7915 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7916 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7917 move_double_src_operand, move_dest_operand,
7918 eqne_comparison_operator, signed_comparison_operator,
7919 extend_operand, small_insn_p, large_insn_p,
7920 conditional_move_operand, carry_compare_operand,
7921 m32r_block_immediate_operand): Move to predicates.md.
7922 (MAX_MOVE_BYTES): Move to m32r.h.
7923 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7924 * config/m32r/m32r.md: Include predicates.md.
7925 * config/m32r/predicates.md: New.
7927 2005-03-18 James E Wilson <wilson@specifixinc.com>
7930 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7933 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7935 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7936 call_address_operand, const_8bit_operand.
7937 * config/mn10300/mn10300.c (call_address_operand,
7938 const_8bit_operand, const_1f_operand): Move to predicates.md.
7939 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7940 * config/mn10300/mn10300.md: Include predicates.md.
7941 * config/mn10300/predicates.md: New.
7943 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7945 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7946 declarations in diagnostics and %E for identifiers, not %s.
7948 2005-03-18 Jan Hubicka <jh@suse.cz>
7949 Dale Johannesen <dalej@apple.com>
7951 * basic-block.h (scale_bbs_frequencies_int,
7952 scale_bbs_frequencies_gcov_type): Declare.
7953 * cfg.c (RDIV): New macro.
7954 (update_bb_frequency_for_threading): Fix.
7955 * basic-block.h (scale_bbs_frequencies_int,
7956 scale_bbs_frequencies_gcov_type): New.
7957 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7958 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7959 scale_bbs_frequencies_int.
7960 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7962 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7964 * config/m32r/m32r-protos.h: Remove the prototypes for
7965 call_address_operand, symbolic_operand, seth_add3_operand,
7966 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7967 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7968 two_insn_const_operand, move_src_operand,
7969 move_double_src_operand, move_dest_operand,
7970 eqne_comparison_operator, signed_comparison_operator,
7971 large_insn_p, conditional_move_operand, carry_compare_operand,
7972 m32r_block_immediate_operand, extend_operand,
7973 reg_or_eq_int16_operand, int8_operand, and
7974 reg_or_zero_operand.
7975 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7976 seth_add3_operand, int8_operand, cmp_int16_operand,
7977 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7978 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7979 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7980 move_double_src_operand, move_dest_operand,
7981 eqne_comparison_operator, signed_comparison_operator,
7982 extend_operand, small_insn_p, large_insn_p,
7983 conditional_move_operand, carry_compare_operand,
7984 m32r_block_immediate_operand): Move to predicates.md.
7985 (MAX_MOVE_BYTES): Move to m32r.h.
7986 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7987 * config/m32r/m32r.md: Include predicates.md.
7988 * config/m32r/predicates.md: New.
7990 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7992 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7993 symbolic_operand, symbolic_memory_operand,
7994 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7995 indexed_memory_operand, move_dest_operand, move_src_operand,
7996 prefetch_cc_operand, prefetch_nocc_operand,
7997 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7998 arith_operand, arith11_operand, pre_cint_operand,
7999 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
8000 ireg_operand, int5_operand, uint5_operand, int11_operand,
8001 uint32_operand, arith5_operand, and_operand, ior_operand,
8002 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
8003 pc_or_label_operand, div_operand, plus_xor_ior_operator,
8004 shadd_operand, movb_comparison_operator,
8005 cmpib_comparison_operator): Move to predicates.md.
8006 (magic_milli, shadd_constant_p): Make it extern.
8007 * config/pa/pa.h (PREDICATE_CODES): Remove.
8008 * config/pa/pa.md: Include predicates.md.
8009 * config/pa/predicates.md: New.
8011 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
8014 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8016 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
8017 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
8018 config/alpha/freebsd.h, config/alpha/linux.h,
8019 config/alpha/netbsd.h, config/alpha/osf5.h,
8020 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
8021 config/h8300/h8300-protos.h, config/h8300/h8300.c,
8022 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
8023 doc/cppopts.texi: Update copyright.
8025 2005-03-18 Jan Hubicka <jh@suse.cz>
8028 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
8030 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
8033 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8035 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
8038 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
8040 * combine.c (gen_binary): Remove.
8041 (known_cond, simplify_shift_const, find_split_point,
8042 combine_simplify_rtx, simplify_if_then_else, simplify_set,
8043 simplify_logical, expand_field_assignment, extract_left_shift,
8044 force_to_mode, if_then_else_cond, apply_distributive_law,
8045 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
8046 simplify_comparison, reversed_comparison): Replace with
8047 simplify_gen_binary, simplify_gen_relational or
8048 distribute_and_simplify_rtx.
8049 (distribute_and_simplify_rtx): New function.
8051 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
8052 Paolo Bonzini <gcc.gnu.org>
8054 * calls.c (setjmp_call_p, special_function_p): Update comments
8055 at the head of the functions.
8057 2005-03-18 Jan Hubicka <jh@suse.cz>
8059 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
8061 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
8062 function body should be released; do not proactively release function
8063 bodies in non-unit-at-a-time mode.
8065 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
8067 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
8068 mno-fp-ret-in-387 multilib variants.
8070 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
8072 * common.opt (m): Remove.
8073 * opts.c (handle_option): Pass 'm' options to set_target_switch if
8075 (common_handle_option): Remove OPT_m case.
8077 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8079 * builtins.c (fold_builtin_bitop): Take decomposed arguments
8081 (fold_builtin_1): Update a call to fold_builtin_bitop.
8083 * builtins.c (fold_builtin_signbit): Take decomposed arguments
8085 (fold_builtin_1): Update a call to fold_builtin_signbit.
8087 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
8089 PR tree-optimization/20474
8090 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
8091 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
8093 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8095 * config/h8300/h8300-protos.h: Remove prototypes for
8096 general_operand_src, general_operand_dst, single_one_operand,
8097 single_zero_operand, call_insn_operand,
8098 two_insn_adds_subs_operand, small_call_insn_operand,
8099 jump_address_operand, bit_operand, bit_memory_operand,
8100 stack_pointer_operand, const_int_gt_2_operand,
8101 const_int_ge_8_operand, const_int_qi_operand,
8102 const_int_hi_operand, incdec_operand, bit_operator,
8103 nshift_operator, eqne_operator, gtle_operator,
8104 gtuleu_operator, iorxor_operator.
8105 Add prototypes for h8sx_shift_type h8sx_classify_shift and
8106 h8300_ldm_stm_parallel.
8107 * config/h8300/h8300.c (h8sx_shift_type,): Move to
8109 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
8110 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
8111 (h8300_ldm_stm_parallel): Make it extern.
8112 (h8300_ldm_parallel, h8300_stm_parallel,
8113 h8300_return_parallel, general_operand_src,
8114 general_operand_dst, h8300_dst_operand, h8300_src_operand,
8115 nibble_operand, reg_or_nibble_operand, single_one_operand,
8116 single_zero_operand, call_insn_operand,
8117 two_insn_adds_subs_operand, small_call_insn_operand,
8118 jump_address_operand, bit_operand, bit_memory_operand,
8119 stack_pointer_operand, const_int_gt_2_operand,
8120 const_int_ge_8_operand, const_int_qi_operand,
8121 const_int_hi_operand, incdec_operand, eqne_operator,
8122 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
8123 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
8124 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
8125 nshift_operator): Move to predicates.md.
8126 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
8127 * config/h8300/h8300.md: Include predicates.md.
8128 * config/h8300/predicates.md: New.
8130 2005-03-17 Richard Henderson <rth@redhat.com>
8132 * config.gcc (ia64*-*-hpux*): Add extra_options.
8133 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
8134 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8135 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
8136 (ia64_tls_size_string, ia64_tune_string): Remove.
8137 (ia64_tune): Init to PROCESSOR_ITANIUM2.
8138 (TARGET_DEFAULT_TARGET_FLAGS): New.
8139 (TARGET_HANDLE_OPTION): New.
8140 (ia64_override_options): Move options parsing ...
8141 (ia64_handle_option): ... here. New.
8142 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
8143 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
8144 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
8145 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
8146 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
8147 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
8148 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
8149 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
8150 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
8151 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
8152 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
8153 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
8154 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
8155 TARGET_EARLY_STOP_BITS): Remove.
8156 (TARGET_ILP32): Default false.
8157 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
8158 (enum ia64_inline_type): New.
8159 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8160 * config/ia64/ia64.md: Update for new definitions of
8161 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
8162 * config/ia64/ia64.opt: New file.
8163 * config/ia64/ilp32.opt: New file.
8165 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
8168 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
8170 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8172 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
8173 instead of MASK_H8300S.
8174 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
8175 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
8176 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
8177 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
8178 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
8179 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
8180 TARGET_SWITCHES): Remove.
8181 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
8183 * config/h8300/h8300.opt: New.
8185 * config/alpha/alpha.opt, config/arc/arc.opt,
8186 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
8189 2005-03-17 Ian Lance Taylor <ian@airs.com>
8193 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
8195 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
8196 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
8197 (TARGET_HANDLE_OPTION): Override default.
8198 (arc_handle_option): New function.
8199 (arc_init): Remove code to set arch_cpu_string.
8200 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
8201 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
8202 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
8203 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
8204 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
8205 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
8206 (arc_rodata_string, TARGET_OPTIONS): Delete.
8207 * config/arc/arc.opt: New file.
8209 2005-03-17 Richard Henderson <rth@redhat.com>
8211 * doc/extend.texi (Weak Pragmas): New section.
8212 (attribute alias): Clarify that target must be in the same
8215 2005-03-17 Richard Henderson <rth@redhat.com>
8217 * config/alpha/alpha.opt: New file.
8218 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
8220 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
8221 alpha_fprm_string, alpha_fptm_string): Make static.
8222 (alpha_tls_size_string): Remove.
8223 (alpha_handle_option): New.
8224 (override_options): Update for alpha_cpu/alpha_tune split.
8225 (alpha_file_start): Likewise.
8226 (TARGET_DEFAULT_TARGET_FLAGS): New.
8227 (TARGET_HANDLE_OPTION): New.
8228 * config/alpha/alpha.h (alpha_tune): Declare.
8229 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
8230 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
8231 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
8232 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
8233 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
8234 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
8235 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
8236 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
8237 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
8238 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
8239 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
8240 (TARGET_DEFAULT): Remove MASK_FP.
8241 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
8242 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
8243 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
8244 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
8245 alpha_tls_size_string): Remove.
8246 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
8247 (attribute tune): Rename from attribute cpu.
8248 * config/alpha/ev4.md: Update to match.
8249 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
8250 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
8251 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
8252 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
8253 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
8254 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
8256 2005-03-16 James E. Wilson <wilson@specifixinc.com>
8258 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
8259 and return without creating new state if before_nops_num is nonzero.
8260 * config/ia64/ia64.md (first_insn): New attribute.
8261 (alloc): Set it to yes.
8263 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8265 * tree-vectorizer.c (new_vec_stmt_info): Initialize
8266 STMT_VINFO_SUBVARS to NULL.
8267 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8269 2005-03-16 Dale Johannesen <dalej@apple.com>
8271 * rtlanal.c (find_first_parameter_load): Rewrite to
8272 return actual first param load or the call if none,
8273 instead of first in block, when not all loads exist.
8275 2005-03-16 Roger Sayle <roger@eyesopen.com>
8277 * optabs.c (expand_copysign_absneg): Make static.
8278 * optabs.h (expand_copysign_absneg): Delete prototype.
8279 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8281 2005-03-16 Richard Henderson <rth@redhat.com>
8284 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8285 (alias_pairs): Rename from output_defs.
8286 (find_decl_and_mark_needed): Split out from assemble_alias.
8287 (do_assemble_alias): New.
8288 (assemble_output_def): Remove.
8289 (finish_aliases_1, finish_aliases_2): New.
8290 (process_pending_assemble_output_defs): Remove.
8291 (assemble_alias): Defer aliases for which we don't yet have a
8292 non-external decl for the target symbol.
8293 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8294 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8295 * toplev.c (compile_file): Use finish_aliases_2 instead of
8296 process_pending_assemble_output_defs.
8297 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8298 (process_pending_assemble_output_defs): Remove.
8300 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8302 Fix PR tree-optimization/20489
8304 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8305 for empty structures.
8307 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8309 Fix PR tree-optimization/20490
8311 * tree-ssa-pre.c (create_expression_by_pieces): Use
8312 force_gimple_operand on result of fold.
8314 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
8316 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8317 of closing parenthesis.
8319 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8321 * builtins.c (expand_movstr): Update a call to
8322 fold_builtin_strcpy.
8323 (expand_builtin_strncpy): Update a call to
8324 fold_builtin_strncpy.
8325 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8326 arguments of CALL_EXPR.
8327 (fold_builtin_1): Update calls to fold_builtin_strcpy and
8328 fold_builtin_strncpy.
8329 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8330 * tree.h: Update the prototypes of fold_builtin_strcpy and
8331 fold_builtin_strncpy.
8333 2005-03-16 Steven Bosscher <stevenb@suse.de>
8334 Dorit Naishlos <dorit@il.ibm.com>
8336 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8337 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8340 2005-03-16 Steven Bosscher <stevenb@suse.de>
8342 * tree-inline.c (walk_type_fields, walk_tree,
8343 walk_tree_without_duplicates): Move from here...
8344 * tree.c: ...to here.
8346 2005-03-15 Zack Weinberg <zack@codesourcery.com>
8348 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8349 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8350 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8351 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8352 (version): Define using $(BASEVER_c).
8353 (Makefile, config.status, build/gcov-iov.o): No longer depends on
8355 (version.o): Depend on version files; add custom generation command.
8356 (prefix.o): Define BASEVER on command line.
8357 (s-iov): Depend on version files; adjust command.
8358 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8360 (gcc-vers.texi): New rule.
8361 (doc/%.info, doc/%.dvi): Add -I . to command line.
8362 (doc/gccinstall.dvi): Likewise.
8363 (PACKAGE): Delete. All uses replaced with "gcc".
8364 * aclocal.m4: Do not include gcc-version.m4.
8365 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8366 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8367 Set is_release based on contents of DEV-PHASE.
8368 Set gcc_version based on contents of BASE-VER.
8369 Define WIN32_REGISTRY_KEY only if the user overrode the default.
8370 * config.in, configure: Regenerate.
8371 * gccbug.in: Determine version of GCC in use at runtime.
8372 * gcov-iov.c: Get version number and development phase from
8373 command line, not by including version.c.
8374 * intl.c: Replace all uses of PACKAGE with "gcc".
8375 * libada-mk.in: Delete unused "gcc_version" variable.
8376 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8377 * version.c: (VERSUFFIX): New hook for redistributors; adjust
8378 commentary to match.
8379 (version_string): Put together from pieces.
8380 * config/alpha/x-vms: Do not use $(gcc_version).
8381 * config/i386/t-nwld: Likewise.
8382 * doc/include/gcc-common.texi: Include gcc-vers.texi for
8383 version-GCC and DEVELOPMENT.
8385 2005-03-15 Roger Sayle <roger@eyesopen.com>
8387 PR tree-optimization/17454
8388 * tree.c (tree_size): Add case for TREE_BINFO.
8389 * fold-const.c (fold_checksum_tree): Only clear the overloaded
8390 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8392 2005-03-15 Roger Sayle <roger@eyesopen.com>
8394 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8395 op1 whilst expanding the signed widenening multiply variant.
8397 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8399 * toplev.c (display_target_options): Avoid unused variable warning if
8400 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8401 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8402 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8403 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8404 (mips_isa_info): New variable.
8405 (mips_parse_cpu): Remove the first argument and leave the caller
8407 (TARGET_HANDLE_OPTION): Override default.
8408 (mips_handle_option): New function. Move option validation code from...
8409 (override_options): ...here. Update calls to mips_parse_cpu.
8410 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8411 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8412 (SUBTARGET_TARGET_OPTIONS): Delete.
8413 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8414 (mno-flush-func, mtune=): New options.
8416 2005-03-15 Roger Sayle <roger@eyesopen.com>
8417 Richard Henderson <rth@redhat.com>
8419 * real.c (c4x_single_format, c4x_extended_format): Provide values
8420 for signbit_ro for c4x's single and extended floating point formats.
8421 * optabs.c (expand_copysign): Use the floating point format's
8422 signbit_ro for expanding via expand_copysign_absneg, and it's
8423 signbit_rw field for expanding via expand_copysign_bit.
8425 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8427 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8428 known_alignment_for_access_p.
8429 (known_alignment_for_access_p): New.
8430 (do_peeling_for_alignment): Field made int instead of bool and renamed
8431 to peeling_for_alignment.
8432 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8433 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8434 functionality used to be in vect_analyze_operations.
8435 (vect_analyze_operations): Code to determine vectorization factor was
8436 moved to vect_determine_vectorization_factor.
8437 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8438 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8440 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8441 be part of vect_analyze_operations).
8442 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8443 creating the guard condition, as the number of iterations may be
8445 (slpeel_tree_peel_loop_to_edge): Use new name of
8446 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8447 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8448 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8449 (vect_do_peeling_for_alignment): Use fold.
8450 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8452 (vect_update_inits_of_dr): Renamed to
8453 vect_update_init_of_dr.
8454 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8455 (vectorizable_store): Fix assertion to use == instead of =.
8457 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8459 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8460 call_used_regs for wCG registers.
8462 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8464 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8465 for non-offsettable memory references to cope with outstanding reload
8466 replacements, take 2.
8468 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8471 * config/i386/i386.h (x86_fisttp): New.
8472 (TARGET_FISTTP): New macro.
8473 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8474 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8475 instruction when fisttp flag is set.
8476 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8478 * config/i386/i386.md (type attribute): Add fisttp.
8479 (unit attribute): Set to i387 for fisttp type.
8480 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8481 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8483 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8484 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8486 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8487 patterns for TARGET_FISTTP. Enable patterns for
8488 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8489 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8490 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8491 implement fisttp x87 insn.
8492 (fix_trunc*_i387_fisttp splitters): New patterns.
8493 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8494 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8495 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8497 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8498 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8499 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8500 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8501 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8502 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8503 Disable patterns for TARGET_FISTTP.
8504 (fix_trunc*_i387 splitters): Implement usign mode macros.
8505 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8506 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8507 (fix_trunx*_sse peephole2s): Implement using mode macros.
8509 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8511 PR rtl-optimization/20291
8512 * combine.c (try_combine): If splitting fails, re-try with
8513 original combined pattern, i.e. before clobber stripping.
8515 2005-03-14 Eric Christopher <echristo@redhat.com>
8517 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8518 STACK_GROWS_DOWNWARD.
8520 2005-03-14 Roger Sayle <roger@eyesopen.com>
8522 * real.h (struct real_format): Split the signbit field into two
8523 two fields, signbit_ro and signbit_rw.
8524 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8525 mips_double_format, ieee_extended_motorola_format,
8526 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8527 ieee_extended_intel_128_format, ibm_extended_format,
8528 mips_extended_format, ieee_quad_format, mips_quad_format,
8529 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8530 i370_double_format, c4x_single_format, c4x_extended_format,
8531 real_internal_format): Update initializers for new field.
8532 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8533 real_format structure.
8534 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8535 field of the real_format structure.
8537 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8539 Fix PR tree-optimization/20458
8541 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8542 DECL_EXTERNAL on STRUCT_FIELD tags.
8543 (clear_call_clobbered): Ditto.
8544 * tree-ssa-operands.c (note_addressable): Make sure the original
8545 variable doesn't slip into the addressable list if we have
8547 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8550 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8552 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8553 (-fwide-exec-charset): Likewise.
8554 (-finput-charset): Likewise.
8555 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8556 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8557 * c.opt (Wnormalized): New.
8559 2005-03-14 Devang Patel <dpatel@apple.com>
8561 * doc/invoke.texi: Add reference to Visibility document.
8563 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8565 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8566 MASK_SPLIT_ADDRESSES.
8567 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8568 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8569 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8570 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8571 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8572 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8573 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8574 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8575 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8576 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8577 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8578 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8579 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8580 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8581 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8582 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8583 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8584 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8585 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8586 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8587 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8588 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8589 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8590 (TARGET_EXPLICIT_RELOCS): Delete.
8591 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8592 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8593 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8594 (override_options): Set MASK_LONG64 if -mint64 is given and no
8595 -mlongXX option is. Complain about -mint64 -mlong32.
8596 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8597 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8598 * config/mips/mips.opt: New file.
8600 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8602 * config.gcc (extra_options): New variable for listing option files.
8603 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8604 * configure.ac (extra_opt_files): New AC_SUBST variable.
8605 (tm_file_list, tm_include_list): Include options.h first.
8606 * configure: Regenerate.
8607 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8608 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8609 (s-options-h): New rule.
8610 (options.h): Depend on it.
8611 (TEXI_GCCINT_FILES): Add options.texi.
8612 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8613 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8614 * target.h (gcc_target): Add default_target_flags and handle_option.
8615 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8616 (TARGET_HANDLE_OPTION): New macros.
8617 (TARGET_INITIALIZER): Include them.
8618 * opt-functions.awk (opt_args, nth_arg): New functions.
8619 (switch_flags): Handle the "Target" flag.
8621 (var_name): Use opt_args and nth_arg.
8622 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8623 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8624 macros for the "Mask" and "InverseMask" options.
8625 * opts.h (cl_var_cond): New enum.
8626 (cl_option): Replace the "has_set_value" and "set_value" fields with
8627 "var_cond" and "var_value".
8628 (CL_TARGET): New macro.
8629 (option_enabled, print_filtered_help): Declare.
8630 (decode_options): Move definition.
8631 * opts.c (handle_option): Search for the original option before
8632 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8633 var_cond and var_value fields. Use targetm.handle_option to handle
8635 (decode_options): Set target_flags to targetm.default_target_flags.
8636 (print_filtered_help): Make global. Handle CL_TARGET.
8637 (option_enabled): New function.
8638 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8639 (display_target_options, set_target_switch, print_switch_values)
8640 (default_pch_valid_p): Guard uses of target_switches with
8641 #ifdef TARGET_SWITCHES. Also...
8642 (display_target_options): Display the CL_TARGET entries in cl_options.
8643 (set_target_option): Don't complain about the "" option when
8644 TARGET_SWITCHES is undefined.
8645 (print_switch_values): Use option_enabled.
8646 (default_pch_valid_p): Check cl_options[] when looking for something
8647 that has changed the value of target_flags.
8648 * c.opt: Remove documentation from top of file.
8649 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8650 * doc/sourecebuild.texi: Refer to the new options documentation
8651 instead of c.opt. Document machine-specific .opt files.
8652 * doc/tm.texi (target_flags): Say that this variable is declared
8654 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8655 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8657 * doc/options.texi: New file.
8659 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8662 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8665 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8668 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8669 temporary variable of pointer type if an lvalues is required.
8670 (gimplify_modify_expr_rhs): Request an rvalue from it.
8671 (gimplify_expr): Pass fallback on.
8673 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8675 * cfgbuild.c: Update comments.
8677 2005-03-14 Roger Sayle <roger@eyesopen.com>
8679 PR rtl-optimization/17236
8680 * optabs.c (expand_doubleword_mult): New helper function split out
8681 from expand_binop. Permute the order in which instructions are
8682 emitted to minimize the number of simultaneously live registers.
8683 (expand_binop): Call expand_doubleword_mult to synthesize a double
8684 word multiplication.
8686 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8688 * basic-block.h: Update the prototypes of cached_make_edge and
8690 * cfg.c (cached_make_edge): Take edge_cache representing one
8691 row of the adjacency matrix of edges.
8692 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8693 (make_edges): Initialize edge_cache to represent one row of
8694 the adjacency matrix of edges.
8696 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8698 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8700 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8701 Remove unused removed_phis variable.
8702 (conditional_replacement): Use build1/build2.
8703 (abs_replacement): Use last_and_only_stmt and build1/build2.
8705 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8707 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8708 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8709 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8710 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8711 * c-common.c (handle_novops_attribute): New function.
8712 (c_common_attribute_table): Add "no vops" entry.
8713 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8714 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8715 * tree-ssa-operands.c (get_call_expr_operands): Do not
8716 create virtual operands for calls with ECF_NOVOPS flag.
8717 * tree.h (DECL_IS_NOVOPS): New macro.
8718 (struct tree_decl): Add novops_flag.
8719 (ECF_NOVOPS): New constant.
8721 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8724 * config/i386/i386.c (x86_use_himode_fiop): New.
8725 (x86_use_simode_fiop): Rename from x86_use_fiop.
8726 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8727 (TARGET_USE_HIMODE_FIOP): New.
8728 (x86_use_simode_fiop): Rename from x86_use_fiop.
8729 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8731 * config/i386/i386.md (X87MODEI12): New mode macro define.
8732 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8733 to implement x87 FP compare with HImode input operands.
8734 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8735 Use X87MODEI12 mode macro to handle HImode input operands.
8736 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8737 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8738 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8739 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8740 macro to implement x87 operators with HImode input operands.
8741 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8744 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8746 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8748 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8749 constants invariant.
8751 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8753 * basic-block.h (BB_VISITED): Removed.
8754 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8756 2005-03-14 Falk Hueffner <falk@debian.org>
8759 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8761 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8763 * ggc-zone.c: Fix comment typos.
8765 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8766 stringpool.c, config/mips/mips-protos.h: Update copyright.
8768 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8770 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8771 throughout with its typedef, "rtx".
8772 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8773 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8774 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8775 regs in comment to match code.
8777 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8779 * except.c (check_handled): Make it static.
8780 * except.h: Remove the corresponding prototype.
8782 * function.c (get_func_frame_size): Make it static.
8783 * function.h: Remove the corresponding type.
8785 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8787 * hard-reg-set.h: Remove the corresponding declarations.
8789 * tree-cfg.c (verify_stmts): Check that
8790 bb_for_stmt (stmt) == bb for every PHI node and statement.
8792 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8794 * config.gcc: Remove excess indentation.
8795 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8797 2005-03-13 Roger Sayle <roger@eyesopen.com>
8800 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8801 * fold-const.c (fold_sign_changed_comparison): Likewise.
8802 (fold_binary): Optimize comparisons against widened operands if
8803 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8805 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8807 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8808 (sparc_override_options): Initialize it.
8809 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8811 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8813 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8814 (reg_or_none500mem_operand): New predicate.
8815 (zero_reg_mem_operand): New predicate.
8816 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8817 to reg_or_none500mem_operand.
8818 (extendsfdf2_fpr): Add MEM alternative.
8819 (extenddftf2_internal): Change operand2 predicate to
8820 zero_reg_mem_operand.
8822 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8824 * ggc-zone.c: Rewritten.
8826 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8828 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8829 * config.in: Regenerated.
8830 * configure: Regenerated.
8831 * gengtype.c (write_types_process_field, write_func_for_structure):
8832 Pass new argument to gt_pch_note_object.
8833 * ggc-common.c (struct ptr_data): Add TYPE.
8834 (gt_pch_note_object): Take TYPE argument and save it.
8835 (call_count): Update call to ggc_pch_count_object.
8836 (call_alloc): Update call to ggc_pch_alloc_object.
8837 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8839 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8840 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8841 (ggc_alloc_zone_stat): Delete.
8842 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8843 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8844 (ggc_pch_alloc_object): Update prototypes.
8845 (garbage_zone): Delete.
8846 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8847 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8849 (tree_id_zone): New variable.
8850 (ggc_alloc_cleared_zone): Remove unused.
8851 (ggc_alloc_zone): Define.
8852 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8853 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8854 ggc_alloc_zone_stat.
8855 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8856 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8857 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8858 (make_node_stat): Likewise. Use tree_id_zone.
8860 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8861 Joseph S. Myers <joseph@codesourcery.com>
8863 * configure.ac: Check for MIPS TLS.
8864 * configure: Regenerated.
8865 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8866 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8867 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8868 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8869 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8870 (mips_classify_symbol, mips_symbolic_constant_p)
8871 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8872 (mips_tls_operand_p, mips_call_tls_get_addr)
8873 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8874 (mips_tls_symbol_ref_1): New functions.
8875 (mips_legitimize_address, mips_legitimize_const_move): Call
8876 mips_legitimize_tls_address.
8877 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8879 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8880 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8881 (mips_char_to_class): Document V1_REG.
8882 (HAVE_AS_TLS): Provide default.
8883 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8885 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8887 (tls_get_tp_<mode>): New instruction.
8889 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8891 * configure.ac: Update checks for target tools.
8892 * configure: Regenerated.
8894 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8896 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8898 2005-03-13 Roger Sayle <roger@eyesopen.com>
8900 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8901 more classes of DImode multiplication by constant. Allow both
8902 multiplication by small negative constants (by performing a
8903 multiplication by a positive constant and negating the result) and
8904 multiplications by large powers of two, by using a left shift.
8906 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8908 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8909 of basic blocks into work_stack.
8911 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8912 config/mips/vr.h: Update copyright.
8914 * c-decl.c (c_init_decl_processing): Remove useless calls to
8915 build_function_type.
8917 * builtins.c (fold_trunc_transparent_mathfn,
8918 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8919 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8920 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8921 fold_builtin_strcpy, fold_builtin_strncpy,
8922 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8925 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8928 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8929 variable determinant.
8931 * tree-cfg.c (group_case_labels): Remove local variable type.
8933 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8936 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8939 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8942 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8943 (*movmemqi_insn): Delete.
8944 (*movmemhi): Delete.
8946 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8948 * builtins.c (fold_builtin_classify): Take decomposed
8949 arguments of CALL_EXPR.
8950 (fold_builtin_1): Update a call to fold_builtin_classify.
8952 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8955 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8956 through into call to parser_xref_tag after parse error.
8957 (c_parser_struct_declaration): Consistently return NULL_TREE on
8960 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8962 * tree-flow-inline.h (ref_contains_array_ref): New function.
8963 (lookup_subvars_for_var): Ditto.
8964 (get_subvars_for_var): Ditto.
8965 (var_can_have_subvars): Ditto.
8967 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8968 (struct subvar): New type.
8970 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8972 * tree-optimize.c (init_tree_optimization_passes): Call
8973 pass_create_structure_vars.
8975 * tree-ssa-alias.c: Include vec.h.
8976 (init_alias_info): Don't auto-clear call clobbered on struct-field
8978 (compute_flow_insensitive_aliasing): Handle subvars.
8979 (group_aliases): Handle STRUCT_FIELD aliases.
8980 (setup_pointers_and_addressables): Ditto.
8981 Don't mark variables non-addressable if they still have
8982 addressable subvars.
8983 Also mark subvars addressable when the real variable is marked
8985 (add_pointed_to_var): Try to prune the pointed-to set by only
8986 pointing to subvars when possible.
8987 Otherwise, make sure we set addresses_needed and pt_vars to
8988 properly include subvars.
8989 (bitpos_of_field): New function.
8990 (push_fields_onto_fieldstack): Ditto.
8991 (get_or_create_used_part_for): Ditto.
8992 (create_overlap_variables_for): Ditto.
8993 (find_used_portions): Ditto.
8994 (create_structure_vars): Ditto.
8995 (pass_create_structure_vars): New structure.
8997 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8998 (get_expr_operands): Handle subvars. Also try to turn
8999 COMPONENT_REF accesses into must-defs now that we can accurately
9001 (note_addressable): Try to only mark as addressable those subvars
9002 we know a COMPONENT_REF touches.
9003 (overlap_subvar): New function.
9005 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
9006 Handle subvar storing.
9007 (vect_address_analysis): Update caller of vect_object_analysis.
9009 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
9011 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
9012 (STMT_VINFO_SUBVARS): New macro.
9014 * common.opts: add flag_tree_salias.
9016 * opts.c (decode_options): flag_tree_salias defaults to on.
9018 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
9020 * doc/tree-ssa.texi: Document structural alias analysis.
9022 2005-03-12 Steven Bosscher <stevenb@suse.de>
9024 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
9025 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
9026 * tree-ssa-operands.c (get_expr_operands): Likewise.
9027 (get_expr_operands): Likewise for ERROR_MARK.
9029 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9031 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
9034 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
9037 * tree-ssa-pre.c (compute_avail): Remove local variable val.
9038 (mark_operand_necessary): Remove local variable ver.
9040 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
9041 variable prefix_len.
9043 * value-prof.c (mod_subtract_transform): Remove local variable
9046 * builtins.c (fold_builtin_exponent): Take decomposed
9047 arguments of CALL_EXPR.
9048 (fold_builtin_1): Update a call to fold_builtin_exponent.
9050 * builtins.c (fold_builtin_logarithm): Take decomposed
9051 arguments of CALL_EXPR.
9052 (fold_builtin_1): Update a call to fold_builtin_logarithm.
9054 * c-decl.c (c_init_decl_processing): Remove local variables
9055 ptr_ftype_void and ptr_ftype_ptr.
9057 * gimplify.c (gimplify_expr): Remove local variables r0 and
9060 * reg-stack.c (move_for_stack_reg): Remove local variable
9062 (compare_for_stack_reg): Remove local variable flags_user.
9063 (convert_regs_1): Remove local variable deleted.
9065 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
9067 (combine_blocks): Remove local variables exits and new_e.
9069 * tree-inline.c (expand_call_inline): Remove local variable
9072 * tree-ssa-live.c (create_ssa_var_map,
9073 calculate_live_on_entry): Remove local variable snn.
9075 2005-03-12 Geoffrey Keating <geoffk@apple.com>
9077 * c-lex.c (c_lex_with_flags): Add parameter to call to
9080 2005-03-11 Per Bothner <per@bothner.com>
9082 * c-tree.h (struct c_declarator): New id_loc field.
9083 * c-pragma.h (c_lex_with_flags): Take position reference.
9084 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
9085 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
9086 (c_lex): Pass dummy location to c_lex_with_flags.
9087 * c-parser.c (c_lex_one_token): Set c_token's location using
9088 c_lex_with_flags, instead of input_location, which might be "ahead".
9089 (c_parser_direct_declarator): Set declarator's id_loc from
9091 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
9092 declarator's id_loc, rather than probably-imprecise input_location.
9093 (build_id_declarator): Initialize c_declarator's id_loc field.
9095 2005-03-11 Roger Sayle <roger@eyesopen.com>
9098 * builtins.c (expand_builtin_signbit): Force the signbit's word
9099 into an integer register to avoid SUBREGs of floating point modes.
9101 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9103 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
9104 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
9105 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
9106 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
9108 2005-03-11 David Edelsohn <edelsohn@gnu.org>
9110 PR rtl-optimization/20306
9111 * expr.c (emit_move_complex): Set try_int false if mode is
9112 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
9113 emit_block_move if try_int is true.
9115 2005-03-11 Richard Henderson <rth@redhat.com>
9118 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
9119 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
9122 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9124 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
9125 (TARGET_FIX_VR4130): New macro.
9126 (TARGET_OPTIONS): Add -mfix-vr4130.
9127 (ISA_HAS_MACCHI): New macro.
9128 (ASM_SPEC): Add -mfix-vr4130.
9129 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
9130 (override_options): Handle mips_fix_vr4130_string.
9131 (mips_avoid_hazards): Clear all_noreorder_p
9132 if we're working around VR4130 errata and the macc alternatives
9134 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
9135 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
9136 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
9137 (MULTILIB_DEFAULTS): Remove leading "march=".
9138 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
9139 if no architecture option is given.
9140 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
9142 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
9143 * doc/invoke.texi: Document -mfix-vr4130.
9145 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9147 * config/mips/mips.c (override_options): Only warn about -mint64
9148 deprecation if TARGET_INT64.
9150 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9152 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
9153 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
9154 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
9155 are non-specific regarding the nonnull parameter positions.
9156 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
9157 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
9158 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
9159 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
9161 * builtins.def: Use the non-specific "nonnull" attibute lists.
9163 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9165 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9166 single_pred_edge, single_succ, single_pred): Improve comments.
9168 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9170 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9171 single_pred_edge, single_succ, single_pred): New inline functions.
9172 * bb-reorder.c (rotate_loop, find_traces_1_round,
9173 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
9174 duplicate_computed_gotos): Use the single_succ/pred functions.
9175 * cfganal.c (forwarder_block_p): Ditto.
9176 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
9177 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
9178 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
9179 merge_seq_blocks): Ditto.
9180 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
9181 * cfglayout.c (fixup_reorder_chain): Ditto.
9182 * cfgloop.c (mark_single_exit_loops, update_latch_info,
9183 canonicalize_loop_headers, verify_loop_structure): Ditto.
9184 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
9185 mfb_update_loops, create_preheader, force_single_succ_latches,
9186 create_loop_notes): Ditto.
9187 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
9188 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
9189 commit_one_edge_insertion, purge_dead_edges,
9190 cfg_layout_can_merge_blocks_p): Ditto.
9191 * except.c (sjlj_emit_function_enter): Ditto.
9192 * flow.c (init_propagate_block_info): Ditto.
9193 * function.c (thread_prologue_and_epilogue_insns): Ditto.
9194 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
9195 insert_insn_end_bb): Ditto.
9196 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
9197 find_if_case_2): Ditto.
9198 * lambda-code.c (perfect_nestify): Ditto.
9199 * lcm.c (optimize_mode_switching): Ditto.
9200 * loop-doloop.c (doloop_modify): Ditto.
9201 * loop-init.c (loop_optimizer_init): Ditto.
9202 * loop-iv.c (simplify_using_initial_values): Ditto.
9203 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9204 * loop-unswitch.c (unswitch_loop): Ditto.
9205 * modulo-sched.c (generate_prolog_epilog): Ditto.
9206 * predict.c (combine_predictions_for_insn, estimate_probability,
9207 tree_estimate_probability, last_basic_block_p,
9208 estimate_bb_frequencies): Ditto.
9209 * profile.c (branch_prob): Ditto.
9210 * regrename.c (copyprop_hardreg_forward): Ditto.
9211 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
9212 * tracer.c (layout_superblocks): Ditto.
9213 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
9214 cfg_remove_useless_stmts_bb, cleanup_control_flow,
9215 cleanup_control_expr_graph, disband_implicit_edges,
9216 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
9217 tree_verify_flow_info, tree_make_forwarder_block,
9218 tree_forwarder_block_p, remove_forwarder_block,
9219 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
9220 * tree-if-conv.c (tree_if_conversion): Ditto.
9221 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9222 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
9223 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
9224 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
9225 copy_loop_headers): Ditto.
9226 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
9227 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
9228 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
9229 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
9230 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
9231 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
9232 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
9233 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
9234 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
9235 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
9236 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
9237 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
9238 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9239 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
9240 slpeel_add_loop_guard): Ditto.
9242 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
9244 PR tree-optimization/15784
9245 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9248 * stmt.c (expand_case): Don't change index_type. Convert minval
9251 PR tree-optimization/20130
9252 * fold-const.c (fold): Fold x * -1 into -x.
9254 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
9256 PR rtl-optimization/20331
9257 * rtlanal.c (modified_between_p): Check its address first for MEM.
9258 (modified_in_p): Likewise.
9260 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
9262 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
9264 2005-03-10 Steven Bosscher <stevenb@suse.de>
9266 * expr.c (expand_expr_real_1): If possible, use a conditional
9267 move for expanding MIN_EXPR and MAX_EXPR.
9268 Use temp for moving around rtx-en.
9270 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
9273 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
9276 2005-03-10 Roger Sayle <roger@eyesopen.com>
9278 * builtins.c (expand_builtin_signbit): Extend to handle floating
9279 point modes wider than the largest integer type, using the
9280 operand_subword_force function to obtain the signbit's word.
9282 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9285 * combine.c (try_combine): If recog_for_combine added CLOBBERs
9286 to NEWI2PAT, fail to combine if they are used by NEWPAT.
9288 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
9290 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9292 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
9294 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9296 (perform_edge_inserts): Unconditionally call
9297 free_dominator_info.
9299 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9301 2005-03-10 Bob Wilson <bob.wilson@acm.org>
9303 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9305 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
9307 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9309 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9311 (rtl_register_value_prof_hooks,
9312 tree_value_profile_transformations,
9313 tree_register_value_prof_hooks): Likewise.
9314 * var-tracking.c (stack_adjust_offset_pre_post,
9315 variable_htab_free, variable_union, dataflow_set_different_2,
9316 count_uses, variable_was_changed, set_frame_base_location,
9317 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9318 vt_add_function_parameters): Likewise.
9319 * varasm.c (named_section_real, named_section, make_decl_rtl,
9320 asm_emit_uninitialised, assemble_integer, decode_addr_const,
9321 const_hash_1, compare_constant, copy_constant, force_const_mem,
9322 output_constant_pool_2, output_constant_pool_1, output_constant,
9323 output_constructor, make_decl_one_only, decl_tls_model,
9324 default_no_named_section, default_elf_select_section_1,
9325 default_unique_section_1): Likewise.
9326 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9327 * vmsdbgout.c (addr_const_to_string): Likewise.
9330 * function.c (struct assign_parm_data_one): Remove last_named
9332 (assign_parm_find_data_types): Don't determine last_named.
9333 Reorder named_parm determination.
9334 (assign_parms): Only setup varargs on the last non-varadic
9337 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
9339 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
9340 sda base address on medium model.
9342 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
9344 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9345 * cfgloop.c (flow_loop_nodes_find): Export.
9346 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9348 * cfgloopmanip.c (fix_loop_structure): New function.
9349 * predict.c (predict_loops): Clean up the loops information.
9350 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9351 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9353 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9354 (rewrite_into_loop_closed_ssa): Declaration changed.
9355 * tree-loop-linear.c (linear_transform_loops): Add argument to
9356 rewrite_into_loop_closed_ssa call.
9357 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9358 * tree-ssa-loop-im.c (move_computations): Ditto.
9359 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9360 * tree-vectorizer.c (vectorize_loops): Ditto.
9361 * tree-optimize.c: Include cfgloop.h.
9362 (execute_todo): Choose whether to call cleanup_tree_cfg or
9363 cleanup_tree_cfg_loop.
9364 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9365 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9366 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9367 cleanup_tree_cfg_loop call.
9368 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9369 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9370 work on part of cfg.
9372 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9375 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9376 with multiple alternatives.
9378 * stmt.c (parse_output_constraint): Fix a typo.
9380 2005-03-09 Bob Wilson <bob.wilson@acm.org>
9382 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9383 assembly directive instead of deprecated "no-generics".
9385 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
9387 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9388 for non-offsettable memory references to cope with outstanding reload
9390 * config/s390/s390.md ("reload_outti"): Call find_replacement to
9391 avoid losing outstanding address reloads.
9392 ("reload_outdi", "reload_outdf"): Likewise.
9394 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9396 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9397 code. Add more cbrt transformations.
9399 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9401 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9403 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9405 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9406 NULL_TREE when a given tree is not simplified.
9407 (fold): Return the original tree when any of the functions
9408 mentioned above NULL_TREE.
9410 * fold-const.c (fold_unary, fold_binary): Take decomposed
9411 arguments, code, type, op0, and op1 in case of fold_binary.
9412 (fold): Update calls to fold_unary and fold_binary.
9414 2005-03-09 Roger Sayle <roger@eyesopen.com>
9416 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9417 a fndecl and an arglist instead of a CALL_EXPR, exp.
9419 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9421 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9423 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9425 * expr.c (expand_assignment): Remove orig_to_rtx.
9427 * fold-const.c (int_const_binop): Remove no_overflow.
9429 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9431 * loop-iv.c (get_biv_step_1): Remove lhs.
9433 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9435 * real.c (real_nan): Remove neg.
9437 * function.c (thread_prologue_and_epilogue_insns): Remove i
9440 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9443 * tree-eh.c (tree_could_trap_p): Remove idx.
9445 * tree-into-ssa.c (ann): Remove ann.
9447 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9449 * tree-sra.c (decide_block_copy): Remove inst_count.
9451 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9453 * tree-ssa-loop-im.c (lhs): Remove.
9455 * cfgbuild.c (state, STATE, SET_STATE,
9456 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9458 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9459 (find_basic_blocks): Set the state of each basic block to
9462 2005-03-08 Jeff Law <law@redhat.com>
9464 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9465 goto results in the removal of edges in the CFG, then we need
9466 to recompute dominators.
9468 2005-03-09 Ben Elliston <bje@au.ibm.com>
9470 * c-common.c (c_do_switch_warnings): Comment fix.
9472 2005-03-08 Julian Brown <julian@codesourcery.com>
9474 * Patch from 2005-03-08 reverted for causing regressions and
9475 ppc-darwin bootstrap failure.
9477 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9479 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9480 Define the real function for ppc-darwin.
9481 * c-typeck.c (convert_arguments): Check for target-specific
9482 invalid argument call to unprototyped function.
9483 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9485 * target.h (invalid_arg_for_unprototyped_fn): New field
9487 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9488 default target hook.
9489 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9492 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9494 * c-typeck.c (constructor_stack, constructor_range_stack,
9495 initializer_stack): Make them static.
9497 * cfg.c (rbi_pool): Make it static.
9499 * gimple-low.c (lower_stmt_body): Make it static.
9500 * tree-flow.h: Remove the corresponding prototype. Don't
9503 * sched-deps.c (cache_size): Make it static.
9505 * stor-layout.c (lang_adjust_rli): Make it static.
9507 2005-03-08 Julian Brown <julian@codesourcery.com>
9509 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9510 from being used for symbols with vague linkage when
9511 HAVE_GAS_COMDAT_GROUP is true.
9513 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9515 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9516 nlabel == JUMP_LABEL (jump).
9518 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9520 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9521 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9522 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9523 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9525 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9528 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9529 * c-common.c (handle_returns_twice): New function.
9530 (c_common_attribute_table): Declare eturns_twice' attribute.
9531 * doc/extend.texi: Document eturns_twice' attribute.
9532 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9533 (struct tree_decl): Add returns_twice_flag.
9535 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9537 * tree-ssa-phiopt.c: Fix a comment typo.
9539 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9540 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9541 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9544 2005-03-08 Richard Henderson <rth@redhat.com>
9546 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9547 builtin codes with ctzdi2, clzdi2, popcountdi2.
9548 (struct alpha_builtin_def): Add is_const.
9549 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9550 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9551 (alpha_init_builtins): Init them. Set nothrow and const attributes
9553 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9554 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9555 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9556 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9557 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9558 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9559 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9560 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9561 (TARGET_FOLD_BUILTIN): New.
9562 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9563 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9565 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9567 2005-03-08 Ira Rosen <irar@il.ibm.com>
9569 PR tree-optimization/20122
9570 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9571 condition of access function instead of base.
9573 2005-03-07 Jeff Law <law@redhat.com>
9574 Steven Bosscher <stevenb@suse.de>
9576 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9577 (find_taken_edge): Call find_taken_edge_computed_goto as
9578 appropriate. Allow any gimple invariant rather than just
9579 INTEGER_CST for VAL.
9580 (cleanup_control_flow): Cleanup a computed goto which has turned
9582 (tree_merge_blocks): If block B has any forced labels, move
9583 them to the start of block A.
9584 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9585 computed gotos as well.
9586 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9587 removal of unnecessary computed gotos too.
9588 (lookup_redirection_data): Fix type of INSERT argument. Callers
9591 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9593 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9594 Remove trailing spaces.
9596 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9597 unshare_all_trees): Make them static.
9598 * tree-gimple.h: Remove the corresponding prototypes.
9600 * diagnostic.h: Remove unused prototype
9601 debug_output_buffer.
9602 * modulo-sched.c: Remove unused prototype
9603 set_row_column_for_ps.
9605 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9606 replace_phi_edge_with_variable): Remove unused variable i.
9608 2005-03-07 Per Bothner <per@bothner.com>
9610 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9612 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9615 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9616 bbs on the COND_EXPR instead of the PHI_NODEs.
9617 (candidate_bb_for_phi_optimization): Remove.
9618 (replace_phi_with_stmt): Rename to ...
9619 (replace_phi_edge_with_variable): this and change so that we
9620 replace the phi argument instead of removing the PHI.
9621 (conditional_replacement): Change so we deal with PHI with more
9623 (value_replacement): Likewise.
9624 (abs_replacement): Likewise.
9626 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9628 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9629 output_e500_flip_gt_bit.
9631 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9633 (rs6000_generate_compare): Fix logic to look at the correct bits.
9634 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9636 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9637 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9638 gen_move_from_CR_gt_bit.
9640 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9641 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9642 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9644 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9645 (E500_CR_IOR_COMPARE): New constant.
9647 2005-03-08 Earl Chew <earl_chew@agilent.com>
9648 David Billinghurst <David.Billinghurst@riotinto.com>
9650 * config/i386/host-cygwin.c: New file to support precompiled
9652 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9653 * config.host: Use above files for cygwin host.
9655 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9657 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9658 ordering ops from earlier change.
9660 2005-03-07 Per Bothner <per@bothner.com>
9662 Various fixes to allow us to again build if --enable-mapped-location:
9663 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9664 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9665 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9666 local variable loc. Change logic appropriately.
9667 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9668 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9669 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9670 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9671 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9673 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9675 PR rtl-optimization/19683
9676 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9677 number of bytes, to smallest_int_for_mode. Fix arguments to
9678 REG_CANNOT_CHANGE_MODE_P.
9680 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9682 * reorg.c (relax_delay_slots): Check that the jump is
9683 conditional before trying to invert it.
9685 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9687 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9690 * calls (stack_arg_under_construction): Make it static.
9692 * flow.c (regs_live_at_setjmp): Make it static.
9693 * flow.h: Remove the corresponding prototype.
9695 * reload1.c (reload_startobj, reload_firstobj,
9696 something_needs_operands_changed, reload_inherited,
9697 reload_inheritance_insn, reload_override_in,
9698 reload_spill_index): Make them static.
9700 * recog.c (verify_changes): Make it static.
9701 * recog.h: Remove the corresponding prototype.
9703 * cfgbuild.c (find_sub_basic_blocks): Remove.
9704 * basic-block.h: Remove the corresponding prototype.
9705 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9707 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9709 * tree-ssa-operands.c (check_build_stmt): Remove.
9711 * stor-layout.c (set_alignment): Remove.
9712 * tree.h: Remove the corresponding prototype.
9714 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9716 * tree-ssa-dce.c (control_dependence_map,
9717 visited_control_parents): Make them static.
9719 * cfghooks.c (verify_flow_info): Remove local variable
9722 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9725 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9727 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9729 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9731 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9733 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9734 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9735 PARALLEL for an empty structure.
9737 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9739 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9741 * fold-const.c (fold_binary): Unroll the very first "for"
9744 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9746 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9747 redundant match_code test.
9748 (scc_comparison_operator): Swap match_operand and match_code
9750 (branch_positive_comparison_operator): Same.
9751 (trap_comparison_operator): Use comparison_operator and swap with
9754 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9757 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9758 (out_movhi_r_mr): Read low byte of volatile MEM first.
9759 (out_movhi_mr_r): Write high byte of volatile MEM first.
9761 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9763 * cselib.c (reg_values, reg_values_size): Make them static.
9765 * cse.c (cse_reg_info_table): Make it static.
9767 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9769 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9771 * cse.c (find_best_addr): Use canon_for_address.
9773 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9775 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9776 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9777 SUBREG and MEM, respectively.
9779 * fold-const.c (fold_binary): Use code instead of t.
9781 * fold-const.c (optimize_minmax_comparison): Take decomposed
9782 arguments code, type, op0, and op1 instead of t.
9783 (fold_binary): Update a call to optimize_minmax_comparison.
9785 * fold-const.c (fold_range_test): Take decomposed arguments
9786 code, type, op0, and op1 instead of t.
9787 (fold_binary): Update a call to fold_range_test.
9789 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9790 decomposed arguments code, type, op0, and op1 instead of t.
9791 (fold_binary): Update a call to fold_range_test.
9793 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9795 * fold-const.c (fold_binary): Avoid directly using the original
9796 expression t as much as possible.
9798 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9800 * c-semantics.c (build_stmt): Use TYPE_P instead of
9801 IS_NON_TYPE_CODE_CLASS.
9802 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9803 (NON_TYPE_CHECK): Use TYPE_P instead of
9804 IS_NON_TYPE_CODE_CLASS.
9806 * fold-const.c (fold): Remove handling of binary expressions.
9808 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9810 * doc/c-tree.texi: Wrap comments in @r{}.
9811 * doc/cpp.texi: Likewise.
9812 * doc/cppinternals.texi: Likewise.
9813 * doc/extend.texi: Likewise.
9814 * doc/md.texi: Likewise.
9815 * doc/objc.texi: Likewise.
9816 * doc/sourcebuild.texi: Likewise.
9817 * doc/tm.texi: Likewise.
9820 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9822 * predict.c (apply_return_prediction): Standardize PHI chain
9824 * tree-ssa.c (ssa_redirect_edge): Likewise.
9826 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9827 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9830 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9831 * tree-flow.h: Adjust the prototype for remove_phi_node.
9832 * lambda-code.c (perfect_nestify): Adjust a call to
9835 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9836 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9838 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9839 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9840 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9841 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9843 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9844 of GEN_INT (trunc_int_for_mode (...)).
9845 * loop-iv.c (iv_number_of_iterations): Likewise.
9846 * postreload.c (reload_cse_move2add): Likewise.
9847 * simplify-rtx.c (simplify_const_unary_operation,
9848 simplify_const_binary_operation): Likewise.
9849 * stor-layout.c (get_mode_bounds): Likewise.
9851 * fold-const.c (fold_binary): New.
9852 (fold): Call fold_binary on binary expressions.
9854 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9856 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9857 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9858 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9859 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9860 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9862 2005-03-04 Devang Patel <dpatel@apple.com>
9864 PR tree-optimization/18815
9865 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9866 loops with zero exit edges.
9868 2005-03-04 Devang Patel <dpatel@apple.com>
9870 * doc/invoke.texi: Remove reference to webpage that does not exist.
9872 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9873 Joseph S. Myers <joseph@codesourcery.com>
9876 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9877 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9878 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9879 * pa.c (get_plabel): Change argument to symbol_ref. Call
9880 maybe_get_identifier instead of get_identifier.
9881 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9882 (struct deferred_plabel): Replace name field with symbol field.
9883 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9884 ASM_OUTPUT_EXTERNAL_REAL is defined.
9885 (output_global_address): Use output_addr_const for output of all
9887 (output_deferred_plabels): Use symbol_ref instead of name for address
9889 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9890 ASM_OUTPUT_SYMBOL_REF): New macros.
9891 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9893 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9896 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9898 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9899 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9901 2005-03-04 Jeff Law <law@redhat.com>
9903 * basic-block.h (rediscover_loops_after_threading): Declare.
9904 * tree-ssa-dom.c: Include cfgloop.h.
9905 (tree_ssa_dominator_optimize): Discover loops and some basic
9906 properties. Remove forwarder blocks recreated by loop header
9907 canonicalization. Also mark backedges in the CFG.
9908 * tree-ssa-threadupdate.c: Include cfgloop.h
9909 (rediscover_loops_after_threading): Define.
9910 (struct local_info): New field, JUMP_THREADED.
9911 (prune_undesirable_thread_requests): New function.
9912 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9913 then record that fact for the callers of redirct_edges.
9914 (thread_block): If BB has incoming backedges, then call
9915 prune_undesirable_thraed_requests. Note when we are
9916 going to have to rediscover loop information. Return a
9917 boolean indicating if any jumps were threaded.
9918 (thread_through_all_blocks): Bubble up boolean indicating
9919 if any jumps were threaded.
9920 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9921 (tree-ssa-threadupdate.o): Similarly.
9923 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9925 * fold-const.c (fold_ternary): Unroll the "for" loop to
9928 2005-03-04 Andrew Haley <aph@redhat.com>
9930 * unwind-dw2-fde-glibc.c (struct
9931 unw_eh_callback_data.check_cache): New field.
9932 (frame_hdr_cache): New.
9933 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9934 Cache frame header info.
9936 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9938 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9939 (print_c_condition): Declare.
9940 * read-rtl.c (ptr_loc): New structure.
9941 (ptr_locs, ptr_loc_obstack, joined_conditions)
9942 (joined_conditions_obstack): New variables.
9943 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9944 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9945 (join_c_conditions, print_c_condition): New functions.
9946 (apply_macro_to_string): Associate the new string with the same
9947 source location as the old one.
9948 (add_condition_to_string): Use join_c_conditions.
9949 (read_string): Use set_rtx_ptr_loc to record a filename and line
9950 number for the string.
9951 (read_rtx): Initialize the new variables above.
9952 * genattrtab.c (write_test_expr, write_attr_value): Use
9954 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9955 comment above the GCC_VERSION check.
9956 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9957 Inline the definition of MAYBE_EVAL.
9958 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9959 * genoutput.c (process_template): Likewise.
9960 * genpreds.c (write_predicate_subfunction): Likewise.
9961 (write_predicate_expr): Use print_c_condition.
9962 * genrecog.c (write_cond): Likewise.
9963 * gensupport.c (process_rtx): Use join_c_conditions to join the
9964 conditions of a define_insn_and_split. Record a source location
9965 for the string after the "&&".
9966 (alter_test_for_insn): Use join_c_conditions.
9968 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9971 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9972 PR tree-optimization/15784
9973 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9976 2005-03-04 Ben Elliston <bje@au.ibm.com>
9978 * gcc.c (option_map): Add --coverage.
9979 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9980 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9981 * config/darwin.h: Pass -lgcov for `coverage'.
9982 * doc/invoke.texi (Debugging Options): Document --coverage.
9984 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9986 * gcse.c (bypass_block): Use find_edge wherever possible.
9988 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9992 * c-opts.c (c_common_parse_file): Call start_source_file
9993 and end_source_file at the approriate times.
9995 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9996 the main file, it will be done for us now.
9998 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10000 * fold-const.c (fold_ternary): New.
10001 (fold): Call fold_ternary on ternary expressions. Remove
10002 handling of ternary expressions.
10004 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
10006 PR tree-optimization/15784
10007 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10010 2005-03-03 David Edelsohn <edelsohn@gnu.org>
10012 * config/rs6000/predicates.md (branch_comparison_operator):
10013 Convert from C block to conditional format.
10015 2005-03-03 Jan Hubicka <jh@suse.cz>
10017 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
10018 and non-constant public variables.
10020 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
10022 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
10025 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
10028 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
10029 calls to release_ssa_name and release_phi_node.
10031 * fold-const.c (fold): Remove handling of unary expressions.
10033 * fold-const.c (fold_unary): Avoid directly using the original
10034 expression t as much as possible.
10036 2005-03-03 Roger Sayle <roger@eyesopen.com>
10037 Andrew Pinski <pinskia@physics.uc.edu>
10039 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
10040 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
10042 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
10044 Describe special registers SRP and MOF as allocatable registers.
10045 * config/cris/cris.c (cris_md_asm_clobbers): New function.
10046 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
10047 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
10048 TARGET_HAS_MUL_INSNS.
10049 (cris_print_operand) <case 'd'>: New case.
10050 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
10051 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
10053 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
10054 (REG_ALLOC_ORDER): Update for MOF.
10055 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
10057 (GENERAL_REGS): No longer a define of ALL_REGS.
10058 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
10059 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10060 Adjust accordingly.
10061 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
10062 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
10063 (SECONDARY_RELOAD_CLASS): Define.
10064 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
10065 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
10066 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
10067 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
10068 (REGISTER_MOVE_COST): Define.
10069 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
10070 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
10071 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
10072 (CRIS_MOF_REGNUM): New define_constants.
10073 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
10075 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
10077 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
10078 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
10079 Adjust for MOF being properly described as a register.
10080 (indir_to_reg_split): Name this split. Conditionalize on the
10081 destination register being a general register.
10082 (movei): Conditionalize on on operands 0 and 1 having the same
10085 2005-03-03 Alan Modra <amodra@bigpond.net.au>
10088 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
10089 -mcpu to override any other explicitly given flags.
10091 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
10093 * recog.c (verify_changes, confirm_change_group): New functions,
10094 broken out of apply_change_group.
10095 (apply_change_group): Use them.
10096 * recog.h (verify_change, confirm_change_group): Declare.
10097 * rtl.h (redirect_jump_2): Declare.
10098 * jump.c (redirect_exp, invert_exp): Delete.
10099 (invert_exp_1): Take second parameter. Return value. Changed caller.
10100 (redirect_jump_2): New function, broken out of redirect_jump.
10101 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
10102 (invert_jump): Use invert_jump_1 and redirect_jump_2.
10103 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
10105 2005-03-02 Geoffrey Keating <geoffk@apple.com>
10107 * varasm.c (named_section): Use xstrdup rather than doing it by
10110 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
10112 2005-03-02 Devang Patel <dpatel@apple.com>
10114 Undo PR tree-optimization/18815 fix.
10116 2005-03-02 Devang Patel <dpatel@apple.com>
10118 PR tree-optimization/18815
10119 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10120 loops with zero exit edges.
10122 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10124 * cfg.c (connect_src, connect_dest, disconnect_src,
10125 disconnct_dest): New.
10126 (unchecked_make_edge, remove_edge, redirect_edge_succ,
10127 redirect_edge_pred): Use the new functions.
10129 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
10130 free_dominance_info only when needed.
10132 2005-03-02 David Edelsohn <edelsohn@gnu.org>
10135 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
10136 (reg_or_sub_cint64_operand): Same.
10138 2005-03-02 Jeff Law <law@redhat.com>
10140 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
10141 CFG_ALTERED in the main DOM iteration loop.
10143 2005-03-02 Mark Mitchell <mark@codesourcery.com>
10146 * varasm.c (initializer_constant_valid_p): Allow conversions
10147 between OFFSET_TYPEs. Tidy.
10149 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
10151 * config/cris/cris.md ("return"): Remove epilogue delay list
10154 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
10156 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
10158 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
10160 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10162 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
10163 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
10164 config/m68k/m68k.c, config/mips/mips.h,
10165 config/rs6000/rs6000-protos.h, doc/contrib.texi,
10166 doc/include/gcc-common.texi: Update copyright.
10168 PR middle-end/18029 and PR middle-end/18030
10169 * expr.c (optimize_bitfield_assignment_op): Add a special case
10170 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
10172 * fold-const.c (fold_unary): New.
10173 (fold): Call fold_unary on unary expressions.
10175 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
10177 * cgraph.h (struct cgraph_edge): Add prev_caller and
10178 prev_callee fields.
10179 (cgraph_node_remove_callees): Export.
10180 * cgraph.c (cgraph_create_edge): Initialize prev_caller
10182 (cgraph_edge_remove_callee): New function.
10183 (cgraph_edge_remove_caller): Likewise.
10184 (cgraph_remove_edge): Use.
10185 (cgraph_redirect_edge_callee): Likewise.
10186 (cgraph_node_remove_callees): New function.
10187 (cgraph_node_remove_callers): Likewise.
10188 (cgraph_remove_node): Use.
10189 * tree-optimize.c (tree_rest_of_compilation): Use
10190 cgraph_node_remove_callees instead of manual loop.
10191 * cgraphunit.c (cgraph_finalize_function): Likewise.
10192 (cgraph_expand_function): Likewise.
10193 (cgraph_remove_unreachable_nodes): Likewise.
10195 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
10198 * c-tree.h (undeclared_variable, build_external_ref): Add extra
10200 * c-decl.c (undeclared_variable): Take location as argument.
10201 * c-typeck.c (build_external_ref): Likewise.
10202 * c-parser.c (c_parser_postfix_expression): Pass location of
10203 identifier to build_external_ref.
10205 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10207 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
10208 CCEQ mode for branch_positive_comparison_operator test.
10209 * config/rs6000/predicates (branch_comparison_operator): Revert to
10211 (scc_comparison_operator): Same.
10212 (branch_positive_comparison_operator): Same.
10214 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
10216 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
10217 (cris_delay_slots_for_epilogue): Remove.
10218 (save_last): Move into cris_target_asm_function_epilogue.
10219 (cris_target_asm_function_epilogue): Remove tests for file being
10221 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
10222 (cris_delay_slots_for_epilogue): Remove prototypes.
10223 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
10224 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
10226 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10228 * config/rs6000/predicates.md (branch_comparison_operator): Change
10229 to define_special_predicate.
10230 (scc_comparison_operator): Same.
10231 (branch_positive_comparison_operator): Same.
10233 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
10235 * Makefile.in (tree-ssa-sink.o): New.
10236 (OBJS-common): Add tree-ssa-sink.o.
10237 * common.opt: Add -ftree-sink
10238 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
10239 * timevar.def (TV_TREE_SINK): new timevar.
10240 * tree-flow.h (is_hidden_global_store): Prototype.
10241 * tree-optimize.c (init_tree_optimization_passes): Add
10243 * tree-pass.h (pass_sink_code): New.
10244 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
10245 for non-obvious global store store to is_hidden_global_store, and
10246 call that new function.
10247 * tree-ssa-sink.c: New file.
10248 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
10249 * doc/passes.texi: Document forward store motion.
10250 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
10251 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
10252 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
10253 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
10255 2005-03-01 Per Bothner <per@bothner.com>
10257 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
10258 and we have a non-zero column-number, add it to the message.
10259 Also factor out the diagnostic_kind_text.
10261 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10263 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
10264 flow_loop_pre_header_scan, flow_loop_pre_header_find,
10265 flow_loop_scan): Removed.
10266 (flow_loop_dump): Do not dump removed fields.
10267 (flow_loop_free): Do not free removed fields.
10268 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
10269 (loop_exit_edge_p): New function.
10270 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
10271 num_pre_header_edges, entry_edges, num_entries, exit_edges,
10272 num_exits, exits_doms.
10273 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
10274 LOOP_EDGES, LOOP_ALL): Removed.
10275 (flow_loop_scan): Declaration removed.
10276 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
10277 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10279 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10280 (if_convert): Call flow_loops_find and flow_loops_free
10281 when calling mark_loop_exit_edges.
10282 * cfgloopanal.c (mark_loop_exit_edges): Moved from
10283 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
10284 free_dominance_info calls.
10285 * loop-init.c (flow_loops_find): Ditto.
10286 * passes.c (rest_of_handle_branch_prob): Ditto.
10287 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10288 * loop-unroll.c (analyze_insns_in_loop): Do not use
10290 * predict.c (predict_loops): Do not call flow_loop_scan.
10291 Use get_loop_exit_edges.
10292 (tree_estimate_probability): Do not pass flags to flow_loops_find.
10293 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10294 Do not use EDGE_LOOP_EXIT.
10295 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10296 to bb_with_exit_edge_p.
10297 (if_convertible_loop_p): Do not call flow_loop_scan. Use
10298 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
10299 to bb_with_exit_edge_p.
10300 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
10302 * tree-loop-linear.c (linear_transform_loops): Do not call
10303 flow_loop_scan. Use loop->single_exit.
10304 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10305 (vect_analyze_loop_form): Do not call flow_loop_scan.
10306 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10308 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10310 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10311 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10312 slpeel_tree_duplicate_loop_to_edge_cfg,
10313 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10314 Use loop_preheader_edge and loop->single_exit. Do not call
10317 2005-03-01 Nick Clifton <nickc@redhat.com>
10319 * config/arm/arm.c (thumb_find_work_register): Check all of the
10320 argument registers to see if they are free, and a couple of
10321 special cases where the last argument register but can be proved
10322 to be available during the function's prologue.
10323 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10324 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10325 thumb_unexpanded_epilogue): Use unsigned long as the type for the
10327 (thumb_compute_save_reg_mask): Likewise. Also use
10328 thumb_find_work_register() to ensure that there is agreement about
10329 which work register is going to be used in the prologue.
10330 (thumb_output_function_prologue): Use unsigned long as the type
10331 for the register bit-mask. Also delay pushing the link register if
10332 other high registers are going to be pushed.
10333 (thumb_compute_save_reg_mask, emit_multi_reg_push,
10334 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10335 redundant prototypes.
10337 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
10340 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10341 and after reload in REG+REG indexed addresses without REG_POINTER
10342 set in the base and not set in the index.
10344 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10346 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10347 Don't undefine here.
10348 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10349 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10350 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10351 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10352 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10354 * config.gcc (sh*-*-linux*): Use config/linux.h.
10356 2005-02-28 Dale Johannesen <dalej@apple.com>
10357 Stan Shebs <shebs@apple.com>
10359 Rewrite of 64-bit Darwin structure-by-value pass/return.
10360 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10361 intoffset, use_stack, named.
10362 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
10363 (rs6000_darwin64_record_arg_advance_flush): New.
10364 (rs6000_darwin64_record_arg_advance_recurse): New.
10365 (rs6000_darwin64_record_arg_flush): New.
10366 (rs6000_darwin64_record_arg_recurse): New.
10367 (rs6000_darwin64_record_arg): New.
10368 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
10369 (function_arg_boundary): Handle 128-bit aligned structs.
10370 (function_arg_advance): Rewrite darwin64 struct handling.
10371 (function_arg): Call rs6000_darwin64_record_arg.
10372 (function_arg_partial_nregs): Handle darwin64 structs.
10373 (rs6000_darwin64_function_value): Remove.
10374 (rs6000_function_value): Call rs6000_darwin64_record_arg.
10376 2005-02-28 Roger Sayle <roger@eyesopen.com>
10378 PR tree-optimization/20216
10379 * tree-chrec.c (tree_fold_factorial): Delete.
10380 (tree_fold_binomial): Change argument list to take a return type
10381 and change the type of K to unsigned int. Rewrite to avoid explicit
10382 evaluation of factorials, and (recursively) calling fold to perform
10383 compile-time arithmetic. Return NULL on (internal) overflow.
10384 (chrec_evaluate): Change type of K to an unsigned int. Avoid
10385 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
10386 if any intermediate calculation overflows.
10387 (chrec_apply): Update call to chrec_evaluate.
10389 2005-02-28 James E Wilson <wilson@specifixinc.com>
10391 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10393 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
10396 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10397 instead of NULL_TREE on error.
10399 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10401 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10402 (EASY_VECTOR_15_ADD_SELF): Remove.
10403 (num_insns_constant_wide): Not static.
10404 (validate_condition_mode): Not static.
10405 (toc_relative_expr_p): Not static.
10406 (legitimate_indirect_address_p): Not static.
10407 (macho_lo_sum_memory_operand): Not static.
10408 (invalid_e500_subreg): Not static.
10409 (easy_vector_same): Not static.
10410 (easy_vector_splat_const): Not static.
10411 (RS6000_SYMBOL_REF_TLS_P): Remove.
10412 (any_operand): Delete.
10413 (any_parallel_operand): Delete.
10414 (count_register_operand): Delete.
10415 (altivec_register_operand): Delete.
10416 (xer_operand): Delete.
10417 (s8bit_cint_operand): Delete.
10418 (short_cint_operand): Delete.
10419 (u_short_cint_operand): Delete.
10420 (non_short_cint_operand): Delete.
10421 (exact_log2_cint_operand): Delete.
10422 (gpc_reg_operand): Delete.
10423 (cc_reg_operand): Delete.
10424 (cc_reg_not_cr0_operand): Delete.
10425 (reg_or_short_operand): Delete.
10426 (reg_or_neg_short_operand): Delete.
10427 (reg_or_aligned_short_operand): Delete.
10428 (reg_or_u_short_operand): Delete.
10429 (reg_or_cint_operand): Delete.
10430 (reg_or_arith_cint_operand): Delete.
10431 (reg_or_add_cint64_operand): Delete.
10432 (reg_or_sub_cint64_operand): Delete.
10433 (reg_or_logical_cint_operand): Delete.
10434 (got_operand): Delete.
10435 (got_no_const_operand): Delete.
10436 (easy_fp_constant): Delete.
10437 (easy_vector_constant): Delete.
10438 (easy_vector_constant_add_self): Delete.
10439 (zero_constant): Delete.
10440 (zero_fp_constant): Delete.
10441 (volatile_mem_operand): Delete.
10442 (offsettable_mem_operand): Delete.
10443 (mem_or_easy_const_operand): Delete.
10444 (add_operand): Delete.
10445 (non_add_cint_operand): Delete.
10446 (logical_operand): Delete.
10447 (non_logical_cint_operand): Delete.
10448 (mask_operand): Delete.
10449 (mask_operand_wrap): Delete.
10450 (mask64_operand): Delete.
10451 (mask64_2_operand): Delete.
10452 (and64_operand): Delete.
10453 (and64_2_operand): Delete.
10454 (and_operand): Delete.
10455 (reg_or_mem_operand): Delete.
10456 (lwa_operand): Delete.
10457 (symbol_ref_operand): Delete.
10458 (call_operand): Delete.
10459 (current_file_function_operand): Delete.
10460 (input_operand): Delete.
10461 (rs6000_nonimmediate_operand): Delete.
10462 (rs6000_tls_symbol_ref): Delete.
10463 (save_world_operation): Delete.
10464 (restore_world_operation): Delete.
10465 (load_multiple_operation): Delete.
10466 (store_multiple_operation): Delete.
10467 (vrsave_operation): Delete.
10468 (mfcr_operation): Delete.
10469 (mtcrf_operation): Delete.
10470 (lmw_operation): Delete.
10471 (stmw_operation): Delete.
10472 (branch_comparison_operator): Delete.
10473 (branch_positive_comparison_operator): Delete.
10474 (scc_comparison_operator): Delete.
10475 (trap_comparison_operator): Delete.
10476 (boolean_operator): Delete.
10477 (boolean_or_operator): Delete.
10478 (min_max_operator): Delete.
10479 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10480 (EASY_VECTOR_15): Moved to here.
10481 (EASY_VECTOR_15_ADD_SELF): Move to here.
10482 (PREDICATE_CODES): Delete.
10483 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10484 Declare functions no longer static.
10485 * config/rs6000/predicates.md: New.
10486 * config/rs6000/rs6000.md: Include predicates.md
10488 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10490 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10491 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10493 * cfgrtl.c (need_fake_edge_p): Likewise.
10494 * combine.c (distribute_notes): Likewise.
10495 * emit-rtl.c (try_split): Likewise.
10496 * recog.c (peephole2_opimize): Likewise.
10497 * reg-notes.def (ALWAYS_RETURN): Remove.
10498 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10499 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10500 * tree.h (ECF_ALWAYS_RETURN): Remove.
10502 2005-02-28 Roger Sayle <roger@eyesopen.com>
10504 PR middle-end/19874
10505 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10506 between different machine modes is never a "useless" conversion.
10508 2005-02-28 Geert Bosch <bosch@gnat.com>
10511 * doc/contrib.texi: List contributors for Ada front end
10513 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10515 * simplify-rtx.c (simplify_unary_operation_1,
10516 simplify_const_unary_operation): New, extracted from...
10517 (simplify_unary_operation): ... this one.
10518 (simplify_binary_operation_1,
10519 simplify_const_binary_operation): New, extracted from...
10520 (simplify_binary_operation): ... this one.
10521 * rtl.h (simplify_const_unary_operation,
10522 simplify_const_binary_operation): Add prototypes.
10524 2005-02-28 Julian Brown <julian@codesourcery.com>
10526 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10527 building libjava and caused PR regression/20228.
10529 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10532 * Makefile.in (host_subdir): New.
10533 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10534 * configure: Regenerate.
10536 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10538 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10539 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10540 installation directory first.
10542 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10545 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10546 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10547 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10548 * config/cris/cris.md: Tweak comments referring to Q.
10549 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10550 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10551 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10552 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10553 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10554 Insert spaces in constraints to align alternatives vertically for
10556 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10559 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10561 PR rtl-optimization/17728
10562 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10563 operand 0 from general_operand to move_dest_operand.
10565 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10567 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10568 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10569 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10570 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10572 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10574 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10575 * configure: Regenerate.
10576 * libada-mk.in: Remove CC; rename
10577 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10579 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10582 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10583 for the lhs, also walk over the tree. Likewise for rhs.
10585 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10587 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10588 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10589 Do not propagate value of iv before increment over the increment.
10591 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10593 * c-parser.c: New file.
10594 * c-parse.in: Remove.
10595 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10597 (c-parser.o): Add dependencies.
10598 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10599 maintainer-clean, TAGS): Update.
10600 * c-config-lang.in (gtfiles): Update.
10601 * gengtype-lex.l: Don't handle "@@".
10602 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10603 objc_build_synchronized, objc_begin_try_stmt,
10604 objc_begin_catch_clause, objc_finish_catch_clause,
10605 objc_build_finally_clause, objc_finish_try_stmt): New.
10606 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10608 (c_parse_init): Update comment.
10609 * c-decl.c (c_init_decl_processing): Update comment.
10610 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10611 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10612 new c_declspecs members.
10614 2005-02-25 Julian Brown <julian@codesourcery.com>
10616 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10617 from being used for symbols with vague linkage when
10618 HAVE_GAS_COMDAT_GROUP is true.
10620 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10622 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10624 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10627 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10628 (LIBGCC2_HAS_DF_MODE): New.
10629 (LIBGCC2_HAS_XF_MODE): New.
10630 (LIBGCC2_HAS_TF_MODE): New.
10631 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10632 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10633 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10634 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10635 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10636 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10637 and add _fixtfdi, _fixunstfdi, _floatditf
10638 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10639 L_fixunstfdi, L_floatditf.
10640 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10641 (LIBGCC2_HAS_TF_MODE): Define.
10643 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10645 PR tree-optimization/20204
10646 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10647 REWRITE_THIS_STMT markers on PHI nodes.
10648 (rewrite_initialize_block): Likewise.
10650 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10652 * version.c (version_string): Update to 4.1.
10654 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10656 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10657 Clarify that the alternative way doesn't work in GNU C++.
10659 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10661 PR tree-optimization/19937
10662 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10663 to the type of the induction variable.
10665 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10667 PR rtl-optimization/20117
10668 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10669 the block including noncopyable insn.
10671 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10673 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10674 calls to find_reg_note.
10676 2005-02-24 Richard Henderson <rth@redhat.com>
10679 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10682 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10684 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10685 vector types if to use base reg for misaligned non-word ld/std.
10687 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10690 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10691 dwarf2 label manually and put it after, not before the prologue.
10693 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10696 * reload.c (operands_match_p): Only increment register number for
10697 SCALAR_INT_MODE_P modes in multiple hard registers.
10699 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10702 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10704 * ChangeLog.5: Fix log message typo(s).
10705 * ChangeLog.7: Likewise.
10706 * ChangeLog.tree-ssa: Likewise.
10707 * cfgexpand.c: Fix comment typo(s).
10708 * conflict.c: Likewise.
10709 * defaults.h: Likewise.
10710 * dwarf2out.c: Likewise.
10711 * gcse.c: Likewise.
10712 * ggc-page.c: Likewise.
10713 * tree-eh.c: Likewise.
10714 * tree-ssa-dom.c: Likewise.
10716 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10719 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10720 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10721 if SHARED is defined.
10724 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10725 allow splitting only if operands 0 and 3 don't overlap.
10727 2005-02-24 Richard Henderson <rth@redhat.com>
10729 PR middle-end/19953
10730 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10731 (fold_builtin_1): Call them.
10732 * fold-const.c (fold_complex_mult_parts): Split out from ...
10733 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10734 (fold_complex_div_parts, fold_complex_div): New.
10736 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10738 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10740 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10741 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10743 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10744 (print_node): Likewise.
10745 Print TYPE_SIZES_GIMPLIFIED.
10747 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10749 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10750 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10751 operands as commutative in constraints.
10753 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10755 * tree-into-ssa.c: Re-organize internal functions.
10757 2005-02-24 Richard Henderson <rth@redhat.com>
10759 PR middle-end/18902
10760 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10762 * common.opt (fcx-limited-range): New.
10763 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10764 * toplev.c (flag_complex_method): Initialize to 1.
10765 (process_options): Set flag_complex_method to 0 if
10766 flag_cx_limited_range.
10767 * doc/invoke.texi (-fcx-limited-range): New.
10769 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10771 * cse.c (delete_trivially_dead_insns): Speed up by using
10772 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10775 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10777 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10778 functions when -mid-shared-library is being used.
10780 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10782 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10783 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10784 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10785 * system.h: Poison LINK_LIBGCC_SPECIAL.
10787 2005-02-23 James E Wilson <wilson@specifixinc.com>
10789 * gengtype.c (note_insn_name): Make 1 element larger.
10791 2005-02-23 Roger Sayle <roger@eyesopen.com>
10794 PR rtl-optimization/20097
10795 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10796 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10798 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10800 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10801 * t-aix52 (SHLIB_INSTALL): Same.
10803 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10805 * genpreds.c: Update copyright.
10807 2005-02-23 Michael Beach <michaelb@ieee.org>
10810 * config/sparc/t-elf (startup files): Assemble with CPP.
10812 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10814 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10815 (write_predicate_expr): Likewise.
10817 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10819 PR tree-optimization/20100
10820 PR tree-optimization/20115
10821 * tree-optimize.c (init_tree_optimization_passes): Remove
10822 pass_maybe_create_global_var.
10823 * tree-pass.h (pass_maybe_create_global_var): Remove.
10824 * tree-ssa-alias.c (aliases_computed_p): Declare.
10825 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10826 (count_calls_and_maybe_create_global_var): Remove.
10827 (pass_maybe_create_global_var): Remove.
10828 (init_alias_info): Do not declare aliases_computed_p.
10829 (maybe_create_global_var): If the function contains no
10830 call-clobbered variables and a mix of pure/const and regular
10831 function calls, create .GLOBAL_VAR.
10832 Mark all call-clobbered variables for renaming.
10833 (merge_pointed_to_info): Update comment.
10834 (add_pointed_to_var): Likewise.
10835 (is_escape_site): Likewise.
10836 Accept struct alias_info * instead of size_t *.
10838 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10840 * tree-ssa-operands.c (get_call_expr_operands): If
10841 ALIASES_COMPUTED_P is false, do not add call-clobbering
10843 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10844 (delete_tree_ssa): Likewise.
10846 2005-02-22 James E Wilson <wilson@specifixinc.com>
10848 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10849 (do_compile): Do call it here.
10851 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10853 PR rtl-optimization/20017.
10854 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10855 rest_of_handle_cse2, rest_of_handle_gcse): Call
10856 delete_dead_jumptables immediately before calling cleanup_cfg.
10858 2005-02-22 Devang Patel <dpatel@apple.com>
10861 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10864 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10866 * config/rs6000/aix.h (WINT_TYPE): Define.
10868 2005-02-22 Stan Shebs <shebs@apple.com>
10870 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10871 natural alignment for 64-bit Darwin.
10872 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10874 * doc/invoke.texi: Document this.
10876 2005-02-22 DJ Delorie <dj@redhat.com>
10878 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10879 to make_[un]signed_type, not the mode itself.
10881 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10883 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10884 not available. Use tail calls wherever possible.
10885 (make_edge): Call unchecked_make_edge to create an edge.
10887 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10888 (coalesce_ssa_name): Don't check for
10889 SSANORM_USE_COALESCE_LIST.
10890 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10892 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10894 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10895 (rewrite_into_ssa): ... here.
10897 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10899 PR tree-optimization/19786
10900 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10901 tag to another's may-alias bitmap when adding to the other's list.
10903 2005-02-21 DJ Delorie <dj@redhat.com>
10905 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10906 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10907 registers in unsupported ways.
10908 * expmed.c (init_expmed): Likewise.
10910 2005-02-21 Stan Cox <scox@redhat.com>
10912 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10914 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10916 * tree-cfg.c (fold_cond_expr_cond): New.
10917 (make_edges): Call fold_cond_expr_cond.
10918 (find_taken_edge): Accept nothing but INTEGER_CST.
10919 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10921 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10923 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10924 that do not belong to any basic block.
10926 2005-02-21 Jeff Law <law@redhat.com>
10928 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10931 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10933 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10934 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10935 Adjust their definitions.
10936 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10937 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10939 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10940 genautomata.c, langhooks.c, langhooks.h, system.h,
10941 config/arm/lib1funcs.asm: Update copyright.
10943 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10945 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10947 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10950 * doc/install.texi: Document --with-gc.
10952 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10954 * simplify-rtx.c (simplify_unary_operation): Add a missing
10957 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10959 PR tree-optimization/18663
10960 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10961 if the type has variable bounds.
10963 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10965 * gcse.c: Remove an obsolete comment.
10967 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10969 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10971 * doc/extend.texi (Function Attributes) <Attribute const>: The
10972 attribute "pure" is below this text, not above.
10974 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10976 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10977 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10978 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10980 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10983 * langhooks.h (struct lang_hooks): Add to_target_charset.
10984 * langhooks.c (lhd_to_target_charset): New function.
10985 * langhooks-def.h: Declare lhd_to_target_charset.
10986 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10987 (LANG_HOOKS_INITIALIZER): Update.
10988 * c-common.c (c_common_to_target_charset): New function.
10989 * c-common.h: Declare it.
10990 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10991 c_common_to_target_charset.
10993 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10994 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10995 Delete definitions.
10996 * system.h: Poison them.
10997 * doc/tm.texi: Don't discuss them.
10998 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10999 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
11000 (pp_c_char): Do not attempt to generate letter escapes for
11002 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
11003 * config/mips/mips.c (mips_output_ascii): Likewise.
11005 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
11007 PR tree-optimization/19951
11008 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
11011 2005-02-19 Steven Bosscher <stevenb@suse.de>
11013 PR middle-end/19698
11014 * function.h (struct function): New field `max_loop_depth'.
11015 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
11016 (flow_loops_find): Reset the max loop depth count before finding loops.
11017 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
11018 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
11019 (calculate_global_regs_live): Make sure the loop will terminate
11020 when the initial sets are not empty.
11022 2005-02-19 Zack Weinberg <zack@codesourcery.com>
11024 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
11026 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
11028 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
11031 * doc/invoke.texi: Remove documentation of %M spec.
11033 (init_spec): Remove %M suffix from -lgcc_s.
11034 (do_spec_1): Remove 'M' case.
11035 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
11036 to put shared libraries in the multilib directory. Remove the
11037 shlib_so_soname substitution variable. Don't add a multilib encoding
11038 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
11039 reported by -print-multi-os-directory. Pass @multilib_dir@ to
11040 SHLIB_INSTALL as well as SHLIB_LINK.
11041 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
11042 (SHLIB_NAME): Delete.
11043 (SHLIB_DIR): New macro.
11044 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
11045 (SHLIB_INSTALL): Adjust accordingly.
11046 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
11047 * config/t-slibgcc-sld: Likewise.
11048 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
11049 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
11050 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
11052 (SHLIBUNWIND_INSTALL): Adjust accordingly.
11053 * config/i386/t-nwld (SHLIB_SONAME): Delete.
11054 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
11055 Use @shlib_base_name@ instead of @shlib_so_name@.
11056 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
11057 and @shlib_base_name@.so in @multilib_dir@.
11058 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
11059 to the install path.
11060 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
11061 (SHLIB_LINK): Remove previous workaround.
11062 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
11063 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
11064 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
11066 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
11067 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
11068 (SHLIB_INSTALL): Adjust accordingly.
11069 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
11070 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
11071 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
11072 config/t-slibgcc-elf-ver.
11074 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
11075 Jakub Jelinek <jakub@redhat.com>
11077 PR tree-optimization/19828
11078 * tree-ssa-loop-im.c: Add a TODO comment.
11079 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
11080 without side-effects.
11082 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11084 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
11087 2005-02-18 James E. Wilson <wilson@specifixinc.com>
11089 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
11090 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
11091 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
11093 (ia64_reorg): Delete fixup_errata call.
11094 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
11095 (TARGET_SWITCHES): Delete -mb-step entry.
11097 2005-02-19 Jakub Jelinek <jakub@redhat.com>
11100 * c-typeck.c (composite_type): Handle quals in transparent unions.
11101 (type_lists_compatible_p): Likewise.
11103 2005-02-18 Stan Shebs <shebs@apple.com>
11105 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
11106 expressions in the .literal8 section.
11108 2005-02-18 Geoffrey Keating <geoffk@apple.com>
11110 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
11112 2005-02-18 Roger Sayle <roger@eyesopen.com>
11114 * fold-const.c (constant_boolean_node): Always create values of the
11115 specified type, don't bother calling truthvalue_conversion.
11117 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11119 * except.c (output_function_exception_table): Call
11120 assemble_external_libcall (eh_personality_libfunc).
11122 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11125 * config/ia64/ia64.h (struct machine_function): Add state_num.
11126 * config/ia64/ia64.c (process_epilogue,
11127 process_for_unwind_directive): Use new unwind state numbers each
11128 time rather than state 1.
11130 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
11133 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
11134 before the "*llgt_didi" pattern.
11136 2005-02-18 Jason Merrill <jason@redhat.com>
11138 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
11140 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
11142 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
11143 (div0): Use it in place of ARM_FUNC_ALIAS.
11144 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
11146 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
11148 PR middle-end/20030
11149 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
11150 access, the lower bound of the array type if it exists.
11152 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
11155 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
11156 cases that are out-of-range for the index type.
11158 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11160 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
11161 (estimate_case_costs): Don't call convert.
11162 * expmed.c (expand_shift): Likewise.
11163 (make_tree): Call fold_convert instead of convert.
11165 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11168 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
11169 that ref to be marked MEM_READONLY_P doesn't have base that needs
11172 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11174 * genautomata.c (output_get_cpu_unit_code_func,
11175 output_cpu_unit_reservation_p): Don't generate old-style function
11178 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11181 PR tree-optimization/20009
11182 * convert.c (convert_to_integer): Revert 2005-02-16 change.
11184 PR tree-optimization/18947
11185 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
11186 inline, remove all nodes that are inlined into the extern inline
11189 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11191 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
11192 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
11193 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
11194 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
11197 2005-02-17 Roger Sayle <roger@eyesopen.com>
11199 PR tree-optimization/19917
11200 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
11201 to be potentially trapping.
11203 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11205 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
11207 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
11209 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
11210 tem becomes a local variable which is set to the value of the
11211 back end defined INITIAL_FRAME_ADDRESS macro.
11212 (expand_builtin_frame_address): Omit the base parameter to
11213 expand_builtin_return_addr.
11214 (expand_builtin_profile_func): Likewise.
11215 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
11216 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
11217 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
11219 2005-02-17 Jakub Jelinek <jakub@redhat.com>
11221 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
11222 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
11223 * config/frv/frv.c (frv_function_epilogue): Likewise.
11225 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
11227 * lambda-code (perfect_nestify): Remove mark/unmark
11228 for rewriting hack.
11229 * tree-loop-linear.c (linear_transform_loops): Add
11230 rewrite_into_ssa call so that ssa is correct for
11231 rewriting into loop closed.
11233 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
11235 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
11236 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
11238 * bt-load.c (btr_def_live_range, combine_btr_defs,
11239 migrate_btr_def, migrate_btr_defs): Likewise.
11240 * cfgcleanup.c (thread_jump): Likewise.
11241 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
11242 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
11243 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
11244 df_rd_local_compute, df_reg_info_compute): Likewise.
11245 * dominance.c (init_dom_info, free_dom_info): Likewise.
11246 * flow.c (init_propagate_block_info,
11247 free_propagate_block_info): Likewise.
11248 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
11249 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
11250 modify_reg_pav): Likewise.
11251 * loop-invariant.c (find_defs, find_invariant_insn,
11252 find_invariants, free_inv_motion_data): Likewise.
11253 * predict.c (tree_predict_by_opcode,
11254 estimate_bb_frequencies): Likewise.
11255 * stmt.c (expand_case): Likewise.
11256 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
11257 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
11258 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
11259 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
11260 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
11261 rewrite_ssa_into_ssa): Likewise.
11262 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11263 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
11264 analyze_edges_for_bb, perform_edge_inserts): Likewise.
11265 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
11266 * tree-sra.c (tree_sra): Likewise.
11267 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
11268 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11269 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
11270 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11271 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
11272 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
11274 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
11275 calculate_live_on_entry, calculate_live_on_exit,
11276 build_tree_conflict_graph): Likewise.
11277 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
11278 record_important_candidates, set_use_iv_cost, find_depends,
11279 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11280 tree_ssa_iv_optimize_finalize): Likewise.
11281 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11282 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11283 tree_duplicate_loop_to_header_edge): Likewise.
11284 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11285 * tree-ssa.c (verify_flow_insensitive_alias_info,
11286 verify_name_tags, verify_ssa, init_tree_ssa,
11287 delete_tree_ssa): Likewise.
11288 * tree-ssanames.c (marked_ssa_names, init_ssanames,
11289 fini_ssanames): Likewise.
11290 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11292 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
11294 * config/rs6000/t-rtems: Completely reworked.
11296 2005-02-17 Ira Rosen <irar@il.ibm.com>
11298 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11300 2005-02-17 Ira Rosen <irar@il.ibm.com>
11302 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11303 POINTER_TYPE_P when checking that type is a pointer.
11304 (vect_get_memtag): Remove.
11305 (vect_address_analysis): Use POINTER_TYPE_P. Call
11306 vect_object_analysis with dummy parameter for memtag.
11307 (vect_object_analysis): Extract memtag (functionality that
11308 used to be in vect_get_memtag and moved here). Fix printings.
11309 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11310 with correct parameters. Remove call to vect_get_memtag.
11312 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
11314 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11315 (tree-vectorizer.o): Added missing dependencies.
11317 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11319 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11320 declaration in tree-vectorizer.c, now has an extern declaration in
11321 tree-vectorizer.h).
11322 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11323 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11324 get_vectype_for_scalar_type, vect_is_simple_use,
11325 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11326 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11327 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11328 vectorizable_store, vectorizable_operation, vectorizable_assignment,
11329 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11330 find_loop_location): Likewise.
11332 * tree-vectorizer.c (langhooks.h): #include removed.
11333 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11334 moved to tree-vectorized.h.
11335 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11336 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11337 get_vectype_for_scalar_type, vect_is_simple_use,
11338 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11339 vect_supportable_dr_alignment, new_loop_vec_info,
11340 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11341 vect_set_verbosity_level, find_loop_location): Likewise.
11343 (vect_analyze_loop): Function externalized. Declaration moved to
11344 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11345 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11346 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11347 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11348 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11349 vect_enhance_data_refs_alignment, vect_analyze_operations,
11350 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11351 vect_stmt_relevant_p, vect_get_loop_niters,
11352 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11353 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11354 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11355 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11356 vect_get_memtag): Likewise.
11358 (vectorizable_load): Function externalized. Declaration moved to
11359 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11360 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11361 vect_transform_loop): Likewise.
11362 (vect_transform_stmt): Moved to tree-vect-transform.c.
11363 (vect_align_data_ref, vect_create_destination_var,
11364 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11365 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11366 vect_get_vec_def_for_operand, vect_init_vector,
11367 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11368 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11369 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11370 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11371 vect_do_peeling_for_loop_bound): Likewise.
11373 * tree-vect-analyze.c: New file.
11374 * tree-vect-transform.c: New file.
11376 2005-02-17 Jason Merrill <jason@redhat.com>
11378 PR mudflap/19319, c++/19317
11379 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11382 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
11384 * doc/install.texi (Specific): Update link for Darwin-specific
11387 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
11389 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11390 constant_boolean_node.
11392 2005-02-16 David Edelsohn <edelsohn@gnu.org>
11395 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11396 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11398 2005-02-16 Richard Henderson <rth@redhat.com>
11401 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11403 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11404 replace uses with Wtype_MAXp1_F.
11405 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11406 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11407 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11408 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11409 and HAVE_TFMODE as appropriate.
11410 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11411 (__floatdisf): Likewise.
11412 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11413 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11414 (Wtype_MAXp1_F): New.
11415 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11416 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11418 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11421 * arm.c (arm_apply_result_size): New function.
11422 * arm.h (APPLY_RESULT_SIZE): Define.
11423 * arm-protos.h (arm_apply_result_size): Add prototype.
11424 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11425 (movxf): New expand.
11426 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11427 (call_value_symbol): Remove predicate for operand 0.
11428 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11429 (untyped_call): Rework to correclty return values for any type.
11430 (untyped_return): New expand.
11431 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11433 2005-02-16 Stan Shebs <shebs@apple.com>
11435 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11436 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11438 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11440 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11441 configure settings on Solaris 7 and later.
11443 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11445 PR tree-optimization/19865
11446 * tree-optimize.c (init_tree_optimization_passes): Run
11447 pass_may_alias after pass_sra.
11449 2005-02-16 Richard Henderson <rth@redhat.com>
11450 Stuart Hastings <stuart@apple.com>
11453 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11454 Do nothing if debug info suppressed for this function.
11455 (dbxout_begin_function): Early exit if debug info suppressed for
11458 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11461 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11463 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11465 PR tree-optimization/19967
11466 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11467 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11468 argument TYPE. Adjust calls to fold_builtin_XXX.
11469 (expand_builtin, fold_builtin_1): Adjust calls to
11470 expand_builtin_XXX.
11471 (fold_builtin_strchr, fold_builtin_strpbrk,
11472 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11473 result to a requested type TYPE.
11475 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11477 PR middle-end/19857
11478 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11479 (T)x & (T)cst if (T)cst overflows.
11480 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11481 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11483 2005-02-15 Jeff Law <law@redhat.com>
11485 * gcse.c (blocks_with_calls): New bitmap.
11486 (alloc_gcse_mem): Allocate it.
11487 (free_gcse_mem): Free it.
11488 (clear_modifY_mem_tables): Clear it.
11489 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11490 when we encounter CALL_INSNs.
11491 (compute_transp, case MEM): Handle blocks with calls separate
11492 from blocks without calls. Use bitmap iterators rather than
11495 2005-02-15 Peter O'Gorman <peter@pogma.com>
11498 * mklibgcc.in (vis_hide): Use a temporary object file, not
11501 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11504 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11505 access optimization.
11507 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11508 Alan Modra <amodra@bigpond.net.au>
11511 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11512 (_xlqsub): Rename to __gcc_qsub.
11513 (_xlqmul): Rename to __gcc_qmul.
11514 (_xlqdiv): Rename to __gcc_qdiv.
11515 Provide versioned symbol aliases with old names.
11516 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11517 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11518 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11519 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11520 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11522 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11524 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11525 Fold ~(A - 1) and ~(A + -1) to -A.
11527 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11531 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11532 config/pa/pa-host.c:pa_gt_pch_use_address.
11534 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11536 * tree-vn.c (get_value_handle): Make sure that given an
11537 is_gimple_min_invariant expression, we always return it.
11539 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11541 * passes.c (rest_of_handle_gcse): Fix a comment.
11543 2005-02-15 Jeff Law <law@redhat.com>
11545 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11547 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11548 (canon_list_insert, record_last_mem_set_info): Similarly.
11549 (clear_modify_mem_tables): Similarly.
11551 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11553 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11554 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11555 config/mips/mips.md, config/rs6000/aix.h,
11556 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11558 2005-02-15 Richard Henderson <rth@redhat.com>
11560 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11561 call to be best_edge.
11563 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11565 * basic-block.h: Adjust the prototype for find_basic_blocks.
11566 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11567 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11570 * flow.c (recompute_reg_usage): Remove all arguments.
11571 * passes.c (rest_of_compilation): Adjust the call to
11572 recompute_reg_usage.
11573 * rtl.h: Adjust the prototype for recompute_reg_usage.
11575 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11577 * tree-dump.c (dump_files): Update to reflect new member
11579 (dump_register): Add new argument.
11581 (dump_switch_p_1): Check against glob name if doglob was passed.
11582 (dump_switch_p): Check against regular first, then glob if
11583 we didn't have any hits on the dump name.
11584 * tree-optimize.c (register_one_dump_file):
11585 Pass in glob name as well.
11586 * tree-pass.h (struct dump_file_info): Add glob
11589 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11591 PR preprocessor/16323
11592 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11594 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11597 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11598 (trunctfdf2_internal1): New.
11599 (trunctfdf2_internal2): Renamed from trunctfdf2.
11601 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11603 PR tree-optimization/19853
11604 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11606 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11608 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11609 delete_dead_jumptables and cleanup_cfg.
11611 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11613 * reload.c (find_reloads): Swap address_reloaded flags when
11614 swapping commutative operands.
11616 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11618 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11619 Use standard_iv_increment_position for computing the bsi position
11621 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11624 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11627 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11628 life range of hard registers.
11629 * value-prof.c (insn_prefetch_values_to_profile): Only
11632 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11633 profile in libcalls.
11635 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11637 * bitmap.h (bitmap_and_compl_into): Return bool.
11638 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11640 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11642 PR tree-optimization/19944
11643 * fold-const.c (fold): Re-add ABS_EXPR folding.
11645 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11648 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11649 {TARGET,MASK}_XL_COMPAT.
11650 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11652 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11653 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11655 (rs6000_arg_partial_bytes): Same.
11656 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11657 and XL compatibility enabled.
11658 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11659 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11660 test to final condition.
11661 (cmptf_internal2): New.
11662 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11663 xl-compat. Add TFmode information to description.
11665 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11667 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11669 2005-02-13 Jason Merrill <jason@redhat.com>
11672 * fold-const.c (fold_indirect_ref_1): Split out from...
11673 (build_fold_indirect_ref): Here.
11674 (fold_indirect_ref): New fn.
11675 * tree.h: Declare it.
11676 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11677 (gimplify_modify_expr_rhs): Likewise.
11678 (gimplify_expr): Likewise.
11680 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11682 PR tree-optimization/14303
11683 PR tree-optimization/15784
11684 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11685 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11686 ABS_EXPR<x> != 0 to x != 0.
11688 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11690 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11691 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11692 spelling conventions.
11694 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11695 delete_trivially_dead_insns too many times.
11697 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11700 2005-02-12 Ira Rosen <irar@il.ibm.com>
11702 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11703 (vect_is_simple_iv_evolution): Remove redundant parameter
11705 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11706 without last parameter.
11707 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11708 Return pointer step. Call vect_is_simple_iv_evolution without
11709 last parameter. Check only that the step is multiple of size
11710 type. Remove stmt_vinfo updates.
11711 (vect_get_memtag_and_dr): Remove.
11712 (vect_get_memtag): New function.
11713 (vect_address_analysis): New function.
11714 (vect_object_analysis): New function.
11715 (vect_analyze_data_refs): Call vect_object_analysis and
11716 vect_get_memtag. Update stmt_vinfo fields.
11718 2005-02-12 Ira Rosen <irar@il.ibm.com>
11720 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11721 exist and are objects. Remove checks for pointer.
11722 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11723 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11724 (vect_create_data_ref_ptr): Likewise.
11725 (vect_base_addr_differ_p): New function.
11726 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11727 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11728 Don't set the DR_BASE_NAME field of data-ref.
11729 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11731 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11733 * optabs.h (enum optab_index): Add new OTI_ldexp.
11734 (ldexp_optab): Define corresponding macro.
11735 * optabs.c (init_optabs): Initialize ldexp_optab.
11736 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11738 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11740 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11741 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11743 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11744 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11747 2005-02-12 Ira Rosen <irar@il.ibm.com>
11749 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11751 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11753 (vect_get_base_and_offset): Always return an address.
11754 (vect_create_addr_base_for_vector_ref): Remove treatment for
11755 different data reference types.
11756 (vect_compute_data_ref_alignment): Rename base to base_address in
11757 stmt_vec_info. Get the object in order to force its alignment.
11758 (vect_get_memtag_and_dr): Rename base to base_address in
11759 stmt_vec_info. Extract the object for memtag analysis.
11761 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11763 PR regression/19898.
11764 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11765 changes cc_status, use apply modified_in_p to part of cc_status
11766 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11769 2005-02-11 Richard Henderson <rth@redhat.com>
11771 * tree-complex.c (expand_complex_libcall): New.
11772 (expand_complex_multiplication): Use it for c99 compliance.
11773 (expand_complex_division): Likewise.
11774 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11776 * builtins.c (built_in_names): Remove const.
11777 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11779 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11780 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11781 (built_in_names): Remove const.
11782 * c-common.c (c_common_type_for_mode): Handle complex modes.
11783 * flags.h, toplev.c (flag_complex_method): Rename from
11784 flag_complex_divide_method.
11785 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11786 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11787 * libgcc2.h: Declare them.
11788 * libgcc-std.ver: Export them.
11789 * mklibgcc.in (lib2funcs): Build them.
11791 2005-02-11 Steven Bosscher <stevenb@suse.de>
11793 PR tree-optimization/19876
11794 Partially revert my change from 2005-01-14
11795 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11796 (compute_antic): ...and remove the loop here.
11798 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11800 PR middle-end/19858
11801 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11802 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11804 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11805 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11807 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11809 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11810 offsets for the big-endian 32-bit case.
11812 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11814 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11816 2005-02-11 Dale Johannesen <dalej@apple.com>
11818 * cselib.c (cselib_process_insn): Clear out regs where
11819 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11820 * reload.c (find_equiv_reg): Ditto.
11822 2005-02-11 Ian Lance Taylor <ian@airs.com>
11824 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11827 * tree.c (build_function_type_list): Work correctly if there are
11830 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11832 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11833 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11834 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11835 TARGET_ZARCH instead of TARGET_64BIT.
11837 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11839 * config/rs6000/t-rtems:
11840 (MULTILIB_OPTIONS): Remove mcpu=602.
11841 (MUTLILIB_DIRNAMES): Remove m602.
11842 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11843 Let mcpu=602 match mcpu=603.
11844 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11846 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11848 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11849 signal trampolines.
11851 2005-02-10 David Daney <ddaney@avtrex.com>
11853 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11854 * config/i386/linux-unwind.h: Likewise.
11855 * config/ia64/linux-unwind.h: Likewise.
11856 * config/mips/linux-unwind.h: Likewise.
11857 * config/pa/linux-unwind.h: Likewise.
11858 * config/rs6000/linux-unwind.h: Likewise.
11859 * config/s390/linux-unwind.h: Likewise.
11860 * config/sh/linux-unwind.h: Likewise.
11861 * config/sparc/linux-unwind.h: Likewise.
11863 2005-02-10 Steven Bosscher <stevenb@suse.de>
11865 PR tree-optimization/17549
11866 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11867 TER to replace a DEF with its expression if the DEF and the
11868 rhs of the expression we replace into have the same root
11871 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11873 * config/mips/mips.md: Fix the placement of the match_scratch in the
11876 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11878 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11881 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11883 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11884 (strip_offset): Handle addresses.
11885 (add_address_candidates): Use strip_offset.
11886 (difference_cost): Reflect strip_offset change.
11887 (force_var_cost, difference_cost): Strip nops.
11889 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11891 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11893 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11894 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11895 config/cris/cris-protos.h, config/cris/cris.c: Update
11898 2005-02-10 Jeff Law <law@redhat.com>
11900 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11901 (lookup_avail_expr): Similarly.
11903 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11905 * builtins.c (fold_builtin_powi): New function.
11906 (fold_builtin_1): Call it.
11908 2005-02-10 Steven Bosscher <stevenb@suse.de>
11910 PR documentation/19309
11911 * doc/cpp.texi: The __GNUC__ and related predefined macros
11912 are also defined for the "standalone" cpp.
11913 Some non-GCC compilers may also define __GNUC__.
11915 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11918 * c-typeck.c (common_type): New routine. Old common_type renamed
11920 (c_common_type): ...this.
11921 (build_conditional_expr, build_binary_op): Use c_common_type instead
11924 2005-02-10 Steven Bosscher <stevenb@suse.de>
11926 * doc/md.texi: Replace @samp{length} with @code{length}.
11928 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11930 PR tree-optimization/18687
11931 * tree-flow.h (find_loop_niter): Declare.
11932 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11933 Try using scev even for loops with more than one exit.
11934 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11935 (struct ivopts_data): Added niters field.
11936 (struct nfe_cache_elt): New.
11937 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11939 (tree_ssa_iv_optimize_init): Initialize niters cache.
11940 (determine_number_of_iterations): Removed.
11941 (find_induction_variables): Do not call determine_number_of_iterations.
11942 Access niters for single exit through niter_for_single_dom_exit.
11943 (add_iv_outer_candidates): Access niters for single exit through
11944 niter_for_single_dom_exit.
11945 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11946 number_of_iterations_cond.
11947 (iv_period): New function.
11948 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11949 (may_replace_final_value): Take data argument. Use
11950 niter_for_single_dom_exit.
11951 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11952 (rewrite_use_compare): Pass data to may_eliminate_iv.
11953 (rewrite_use_outer): Pass data to may_replace_final_value.
11954 (free_loop_data): Clean up the niters cache.
11955 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11956 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11957 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11958 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11959 (num_ending_zeros): Moved to tree.c.
11960 * tree.h (num_ending_zeros): Declare.
11961 * tree.c (num_ending_zeros): Moved from tree.c.
11963 2005-02-09 Richard Henderson <rth@redhat.com>
11965 * builtins.c (DEF_BUILTIN): Add COND argument.
11966 * tree.h (DEF_BUILTIN): Likewise.
11967 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11968 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11970 (DEF_BUILTIN_STUB): New.
11971 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11972 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11973 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11974 * c-common.c (DEF_BUILTIN): Add COND argument.
11975 * tree.c (local_define_builtin): New.
11976 (build_common_builtin_nodes): New.
11978 2005-02-09 Roger Sayle <roger@eyesopen.com>
11980 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11981 floating point expression ignoring the sign of the result.
11982 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11983 (fold) <MULT_EXPR>: Use it to simplify x*x.
11984 * tree.h (fold_strip_sign_ops): Prototype here.
11985 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11986 argument. Use fold_strip_sign_ops to simplify the first argument.
11987 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11988 first argument when the second argument is an even integer
11989 constant, but only with -funsafe_math_optimizations.
11990 (fold_builtin_1): Update call to fold_builtin_copysign.
11992 2005-02-09 Ian Lance Taylor <ian@airs.com>
11994 PR middle-end/19583
11995 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11996 just check whether EH_FILTER_FAILURE falls through.
11998 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
12000 * gcc/haifa-sched.c (schedule_block): Make queued sched group
12001 insns return to ready list in the next turn.
12003 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
12005 PR middle-end/19402
12006 * builtins.def: New __builtin_powi[lf].
12007 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
12008 (expand_builtin_powi): New function.
12009 (expand_builtin): Dispatch to expand_builtin_powi.
12010 * libgcc2.h: Add prototypes for __builtin_powi[lf].
12011 * libgcc2.c: Add __builtin_powi[lf] implementation.
12012 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
12013 * optabs.h: Add powi_optab.
12014 * optabs.c (init_optabs): Initialize powi_optab.
12015 * doc/extend.texi: Document __builtin_powi[lf].
12017 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
12019 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
12022 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
12024 PR middle-end/19854
12025 * fold-const.c (try_move_mult_to_index): Remove redundant
12026 type argument. Create ADDR_EXPR with correct type.
12027 (fold): Update callers of try_move_mult_to_index. Convert
12028 result to the appropriate type.
12030 2005-02-09 Roger Sayle <roger@eyesopen.com>
12033 * config/avr/avr.c (default_rtx_costs): Delete.
12034 (avr_operand_rtx_cost): New function.
12035 (avr_rtx_costs): Completely rewrite.
12037 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
12040 * config/cris/cris.c (in_code): New variable.
12041 (cris_output_addr_const): Now a static function, a wrapper for
12043 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
12044 case from old cris_output_addr_const.
12045 (cris_asm_output_label_ref): Similar for LABEL_REF.
12046 (cris_output_addr_const_extra): Similar for UNSPEC.
12047 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
12048 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
12049 * config/cris/cris-protos.h (cris_output_addr_const): Remove
12051 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
12052 (cris_asm_output_label_ref): Declare.
12054 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
12056 PR preprocessor/19801
12057 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
12058 filenames that changed when libcpp was moved to the toplevel.
12060 2005-02-07 Roger Sayle <roger@eyesopen.com>
12062 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12063 zero extensions of BImode operands. Call lowpart_subreg instead
12064 of gen_lowpart_common and gen_lowpart_SUBREG.
12066 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
12069 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
12070 * configure.ac: Set cc_for_cross_gnattools.
12071 * configure: Regenerate.
12073 2005-02-08 Alan Modra <amodra@bigpond.net.au>
12076 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
12078 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12081 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
12082 of nested functions.
12084 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
12086 * doc/extend.texi: Document deprecated extensions allowing
12087 static floating-point members to have initializers and allowing
12088 floating-point literals in integral constant expressions.
12090 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
12092 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
12093 config/darwin7.h, config/mips/mips.c,
12094 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
12097 * cse.c: Update comments.
12099 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
12101 PR middle-end/19775
12102 * builtins.c (fold_builtin_sqrt): Transform
12103 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
12106 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
12107 Dorit Naishlos <dorit@il.ibm.com>
12109 * doc/invoke.texi (ftree-vectorizer-verbose): New.
12110 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
12111 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
12113 * tree.h (vect_set_verbosity_level): New extern function declaration
12115 * tree-vectorizer.h (verbosity_levels): New enum type.
12116 * tree-vectorizer.c (vect_debug_stats): Function removed.
12117 (vect_debug_details): Likewise.
12118 (vect_verbosity_level): Global variable was defined and initialized.
12119 (vect_dump): Global variable definition.
12120 (vect_print_dump_info): New function.
12121 (vect_set_dump_settings): New function.
12122 (vect_set_verbosity_level): New function.
12123 (vectorize_loops): Add call to vect_set_dump_settings.
12125 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
12126 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12127 (slpeel_tree_peel_loop_to_edge): Likewise.
12129 (vect_analyze_offset_expr): Call to vect_print_dump_info with
12130 appropriate verbosity level instead of call to vect_debug_details
12131 or vect_debug_stats.
12132 (vect_get_base_and_offset):
12133 (vect_create_addr_base_for_vector_ref):
12134 (get_vectype_for_scalar_type):
12135 (vect_create_data_ref_ptr):
12136 (vect_init_vector):
12137 (vect_get_vec_def_for_operand):
12138 (vect_finish_stmt_generation):
12139 (vectorizable_assignment):
12140 (vectorizable_operation):
12141 (vectorizable_store):
12142 (vectorizable_load):
12143 (vect_transform_stmt):
12144 (vect_update_ivs_after_vectorizer):
12145 (vect_do_peeling_for_loop_bound):
12146 (vect_update_inits_of_drs):
12147 (vect_do_peeling_for_alignment):
12148 (vect_transform_loop):
12149 (vect_is_simple_use):
12150 (vect_analyze_operations):
12151 (vect_is_simple_iv_evolution):
12152 (vect_analyze_scalar_cycles):
12153 (vect_analyze_data_ref_dependence):
12154 (vect_analyze_data_ref_dependences):
12155 (vect_compute_data_ref_alignment):
12156 (vect_enhance_data_refs_alignment):
12157 (vect_analyze_data_refs_alignment):
12158 (vect_analyze_data_ref_access):
12159 (vect_analyze_data_ref_accesses):
12160 (vect_analyze_pointer_ref_access):
12161 (vect_get_memtag_and_dr):
12162 (vect_analyze_data_refs):
12163 (vect_mark_relevant):
12164 (vect_stmt_relevant_p):
12165 (vect_mark_stmts_to_be_vectorized):
12166 (vect_can_advance_ivs_p):
12167 (vect_get_loop_niters):
12168 (vect_analyze_loop_form):
12169 (vect_analyze_loop):
12170 (vectorize_loops): Likewise.
12172 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
12173 (vect_update_inits_of_drs):
12174 (vect_do_peeling_for_alignment):
12175 (vect_transform_loop):
12176 (vect_analyze_operations):
12177 (vect_analyze_scalar_cycles):
12178 (vect_analyze_data_ref_dependences):
12179 (vect_analyze_data_refs_alignment):
12180 (vect_analyze_data_ref_accesses):
12181 (vect_analyze_data_refs):
12182 (vect_mark_stmts_to_be_vectorized):
12183 (vect_get_loop_niters):
12184 (vect_analyze_loop_form):
12185 (vect_analyze_loop): Likewise.
12186 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
12188 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
12192 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12193 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12194 either -ffast-math or -funsafe-math-optimizations is in use.
12196 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12197 * config/mips/irix-csr.c: New file.
12198 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12199 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12200 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12203 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
12205 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
12206 redundant, incorrect definitions.
12208 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
12210 ("*tls_indirect_call"): New, reference hard regs directly.
12211 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
12213 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12215 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
12216 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
12218 2005-02-06 Roger Sayle <roger@eyesopen.com>
12220 PR rtl-optimization/19800
12221 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
12222 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
12225 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12227 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
12229 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
12232 * doc/invoke.texi: Correct documentation of -freorder-functions.
12234 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12237 * doc/invoke.texi: Don't mention gccbug.
12239 2005-02-06 Roger Sayle <roger@eyesopen.com>
12240 Andrew Pinski <pinskia@physics.uc.edu>
12241 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12243 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12244 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
12245 into just (zero_extract:SI FOO (const_int 1) BAR).
12247 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12249 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
12250 macro locally. Don't give last revision date. Use GCC version
12251 number from gcc-common.texi.
12252 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
12253 revision date. Use GCC version number from gcc-common.texi.
12254 Describe being a library as current state rather than as 3.x
12256 * doc/gcc.texi: Remove last update date.
12257 * doc/gccint.texi: Likewise. Update copyright dates.
12258 * doc/install.texi: Update copyright dates.
12260 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12263 * doc/invoke.texi: Mention for each option included in -Wall that
12264 it is included in -Wall.
12265 * doc/gcc.texi: Update copyright and last modification date.
12267 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12269 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
12270 unnecessary cast to original induction variable increments.
12272 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12274 PR tree-optimization/18219
12275 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
12276 in distributed form.
12278 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
12280 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12281 Set bitpos and offset later in the function. Do nothing if the
12282 target is a register and if the bitfield lies completely outside
12284 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12285 here. Return an uninitialised register if the source value is stored
12286 in a register and the bitfield lies completely outside that register.
12288 2005-02-06 Steven Bosscher <stevenb@suse.de>
12290 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12293 2005-02-06 Marcin Dalecki <martin@dalecki.de>
12295 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12297 2005-02-06 Geoffrey Keating <geoffk@apple.com>
12299 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12300 * config/darwin8.h: New.
12301 * config/darwin7.h: Update comment.
12303 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12304 Dorit Naishlos <dorit@il.ibm.com>
12306 * tree-vectorizer.h (LOC): New type.
12307 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12308 (loop_line_number): New field in struct _loop_vec_info.
12309 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12311 * tree-vectorizer.c (input.h): Included.
12312 (find_loop_location): New function.
12313 (vect_debug_stats): Argument changed from loop to LOC. Computation of
12314 loop line number removed.
12315 (vect_debug_details): Likewise.
12316 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12318 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12319 call to vect_debug_details/stats changed from loop to loop_loc.
12320 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12321 (slpeel_tree_peel_loop_to_edge): Likewise.
12323 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12324 changed from NULL to UNKNOWN_LOC.
12325 (vect_get_base_and_offset):
12326 (vect_create_addr_base_for_vector_ref):
12327 (get_vectype_for_scalar_type):
12328 (vect_create_data_ref_ptr):
12329 (vect_init_vector):
12330 (vect_get_vec_def_for_operand):
12331 (vect_finish_stmt_generation):
12332 (vectorizable_assignment):
12333 (vectorizable_operation):
12334 (vectorizable_store):
12335 (vectorizable_load):
12336 (vect_transform_stmt):
12337 (vect_update_ivs_after_vectorizer):
12338 (vect_do_peeling_for_loop_bound):
12339 (vect_do_peeling_for_alignment):
12340 (vect_transform_loop):
12341 (vect_is_simple_use):
12342 (vect_analyze_operations):
12343 (vect_is_simple_iv_evolution):
12344 (vect_analyze_scalar_cycles):
12345 (vect_analyze_data_ref_dependences):
12346 (vect_compute_data_ref_alignment):
12347 (vect_enhance_data_refs_alignment):
12348 (vect_analyze_data_ref_access):
12349 (vect_analyze_data_ref_accesses):
12350 (vect_analyze_pointer_ref_access):
12351 (vect_get_memtag_and_dr):
12352 (vect_analyze_data_refs):
12353 (vect_mark_relevant):
12354 (vect_stmt_relevant_p):
12355 (vect_mark_stmts_to_be_vectorized):
12356 (vect_can_advance_ivs_p):
12357 (vect_get_loop_niters):
12358 (vect_analyze_loop):
12359 (vectorize_loops): Likewise.
12361 (vectorizable_load): Argument in call to vect_debug_details/stats
12362 changed from loop to LOOP_LOC (loop_vinfo).
12363 (vect_transform_loop):
12364 (vect_analyze_operations):
12365 (vect_analyze_scalar_cycles):
12366 (vect_analyze_data_ref_dependence):
12367 (vect_enhance_data_refs_alignment):
12368 (vect_analyze_data_ref_accesses):
12369 (vect_analyze_pointer_ref_access):
12370 (vect_analyze_data_refs):
12371 (vect_analyze_loop): Likewise.
12373 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12374 changed from loop to loop_loc.
12376 (vect_enhance_data_refs_alignment): Removed unused variable loop.
12378 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12379 Dorit Naishlos <dorit@il.ibm.com>
12381 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12383 (vect_analyze_data_ref_dependences): Likewise.
12385 (vect_is_simple_use): Argument changed from loop structure to
12386 loop_vect_info structure.
12387 (vect_can_advance_ivs_p): Likewise.
12388 (vect_create_index_for_vector_ref): Likewise.
12389 (vect_update_ivs_after_vectorizer): Likewise.
12390 (new_stmt_vec_info): Likewise.
12392 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12393 changed from loop to loop_vinfo.
12394 (vect_create_data_ref_ptr): First argument in call to
12395 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12396 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12397 was changed from loop to loop_vinfo.
12398 (vectorizable_operation): Likewise.
12399 (vectorizable_store): Likewise.
12400 (vect_mark_stmts_to_be_vectorized): Likewise.
12401 (vect_do_peeling_for_loop_bound): First argument in call to
12402 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12403 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12404 was changed from loop to loop_vinfo.
12405 (vect_analyze_data_ref_dependences): Third argument in call to
12406 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12408 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12409 (vect_create_data_ref_ptr): Likewise.
12410 (vect_init_vector): Likewise.
12411 (vect_get_vec_def_for_operand): Likewise.
12412 (vectorizable_assignment): Likewise.
12413 (vectorizable_operation): Likewise.
12414 (vectorizable_store): Likewise.
12415 (vectorizable_load): Likewise.
12416 (vect_update_ivs_after_vectorizer): Likewise.
12417 (vect_is_simple_use): Likewise.
12418 (vect_analyze_data_ref_dependence): Likewise.
12419 (vect_analyze_pointer_ref_access): Likewise.
12420 (vect_can_advance_ivs_p): Likewise.
12422 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12423 before _stmt_vec_info.
12424 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12425 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12426 (new_stmt_vec_info): Argument changed from loop structure to
12427 loop_vect_info structure
12429 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12430 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12431 (vect_create_addr_base_for_vector_ref): Likewise.
12432 (vect_analyze_pointer_ref_access): Likewise.
12434 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12437 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12438 phi flag if the phi is abnormal.
12440 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12443 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12444 information for the new statement.
12446 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12449 * gcc.c (main): Include the target in -v output.
12451 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12453 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12454 Do not drop the extend if we'd have to add a paradoxical subreg
12455 later. Include optabs.h and insn-codes.h.
12456 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12458 2005-02-02 Roger Sayle <roger@eyesopen.com>
12460 PR middle-end/19405
12461 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12462 * fold-const.c (const_binop): Avoid constant folding floating
12463 point operations in modes that use composite representations.
12464 * simplify-rtx.c (simplify_binary_operation): Likewise.
12466 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12468 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12470 (altivec_dstt): Likewise.
12471 (altivec_dstst): Likewise.
12472 (altivec_dststt): Likewise.
12473 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12476 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12478 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12479 EXPR_LOCUS from orig_cond to the new cond_stmt.
12480 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12483 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12485 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12486 standard_iv_increment_position. Remove call to bsi_next
12487 (no need to bump the iterator anymore).
12488 (vect_create_index_for_vector_ref): Call
12489 standard_iv_increment_position. Remove second function argument.
12490 (vect_finish_stmt_generation): Remove call to bsi_next
12491 (no need to bump the iterator anymore).
12492 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12493 to vect_create_index_for_vector_ref.
12495 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12497 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12498 phis are used out of the loop.
12500 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12503 * c-decl.c (undef_nested_function): New variable.
12504 (pop_scope): Diagnose undefined nested functions.
12505 (finish_function): Don't attempt cgraph processing or genericizing
12506 if current top-level function contained an undefined nested
12507 function. Reset undef_nested_function at the end of a top-level
12510 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12512 * tree.c (build_int_cst_type): Take sign of the value into account
12513 when deciding whether sign extend the value.
12515 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12518 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12519 (cpp_options, cc1_options): Change %{std*&ansi} to
12520 %{std*&ansi&trigraphs}.
12522 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12524 * cse.c: Update comments.
12526 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12528 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12529 arguments go on the stack. Do not put complex doubles in odd/even
12532 2005-02-02 Steven Bosscher <stevenb@suse.de>
12534 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12535 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12536 -ftree-pre, and -fthread-jumps.
12538 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12540 PR tree-optimization/19578
12541 * tree-flow.h (modified_noreturn_calls): Declare.
12542 (noreturn_call_p): Declare.
12543 * tree-flow-inline.h (noreturn_call_p): New function.
12544 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12545 * tree-cfg.c (modified_noreturn_calls): New variable.
12546 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12547 that contain a mid-block noreturn call.
12548 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12550 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12552 * df.c (df_def_record_1, df_uses_record): Don't use
12554 * df.h (DF_FOR_REGALLOC): Remove.
12556 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12559 * c-typeck.c (really_start_incremental_init): Reset
12560 constructor_max_index for arrays of incomplete type.
12562 2005-02-02 Jeff Law <law@redhat.com>
12564 * gcse.c (struct reg_set): Store the block index where the register
12565 was set rather than the setting insn.
12566 (record_one_set, compute_transp): Corresponding changes.
12567 (pre_insert_copy_insn): Do not call replace_one_set.
12568 (replace_one_set): Remove.
12570 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12573 * doc/gcov.texi: Fix typo.
12575 2005-02-01 Richard Henderson <rth@redhat.com
12578 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12579 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12581 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12582 * config/i386/i386-protos.h: Update.
12584 2005-02-01 Steven Bosscher <stevenb@suse.de>
12586 PR tree-optimization/19217
12587 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12588 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12589 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12590 that it is walking a PHI node.
12592 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12594 * doc/extend.texi (Nested Functions): Update.
12596 2005-02-01 Richard Henderson <rth@redhat.com>
12599 * optabs.c (expand_copysign_absneg): Export.
12600 * optabs.h (expand_copysign_absneg): Declare.
12601 * config/rs6000/rs6000.md (copysigntf3): New.
12603 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12605 PR tree-optimization/19633
12606 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12607 * tree-ssa-alias.c (init_alias_info): Initialize.
12608 (merge_pointed_to_info): Set.
12609 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12610 (dump_points_to_info_for): Show value of pt_null.
12611 (struct count_ptr_d): Declare.
12612 (find_ptr_dereference): Remove.
12613 (ptr_is_dereferenced_by): Remove.
12614 (count_ptr_derefs): New local function.
12615 (count_uses_and_derefs): New local function.
12616 (compute_points_to_and_addr_escape): Call it. If the number
12617 of dereferences is greater than zero, mark the pointer as
12618 dereferenced. If there are fewer dereferences than uses of
12619 the pointer, the pointer's value escapes.
12621 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12623 PR tree-optimization/19670
12624 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12626 (verify_use): ... set it here, instead.
12628 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12630 * doc/sourcebuild.texi (Test directives): Fix formatting.
12632 * doc/sourcebuild.texi (Test directives): Describe selector
12635 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12637 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12638 specific 64-bit CPUs.
12640 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12643 * arm.c (arm_eliminable_register): New function.
12644 (adjacent_mem_locations): Don't allow eliminable registers. Use
12645 HOST_WIDE_INT for address offsets.
12646 * arm-protos.h (arm_eliminable_register): Add prototype.
12648 2005-02-01 Steven Bosscher <stevenb@suse.de>
12650 PR optimization/15242
12651 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12652 * basic-block.h (duplicate_computed_gotos): Add prototype.
12653 * bb-reorder.c (duplicate_computed_gotos): New function to
12654 duplicate sufficiently small blocks ending in a computed jump.
12655 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12656 if not optimizing for size.
12657 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12658 never do tail merging for blocks ending in a computed jump.
12659 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12661 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12663 Patch from Richard Sandiford <rsandifo@redhat.com>
12664 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12665 from inheriting a subreg equivalence with a non-spill register.
12667 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12669 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12671 * config/frv/frv.c (movcc_fp_destination_operand): New.
12672 (gpr_or_memory_operand): Fix typo in comment.
12673 (gpr_or_memory_operand_with_scratch): New.
12674 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12675 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12676 movcc_fp_destination_operand.
12677 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12678 Legitimize memory addresses using a scratch register.
12680 2005-01-31 Jeff Law <law@redhat.com>
12682 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12683 bitmap a sparse bitmap instead of a simple bitmap.
12684 (mark_def_sites_initialize_block): Corresponding changes.
12685 (ssa_mark_def_sites_initialize_block): Likewise.
12686 (ssa_mark_phi_uses): Likewise.
12687 (mark_def_site, ssa_mark_def_sites): Likewise.
12688 (mark_def_site_blocks): Likewise.
12689 (rewrite_ssa_into_ssa): Likewise.
12691 * tree-ssa-dom.c (record_cond): Pass correct variable type
12692 for last argument to htab_find_slot_with_hash.
12694 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12695 effects when optimizing 0 % X. Do not try to optimize X % 0.
12697 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12699 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12702 2005-02-01 Eric Christopher <echristo@redhat.com>
12704 * config/mips/mips.c (override_options): Warn if -mint64
12706 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12709 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12711 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12713 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12714 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12715 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12716 (cached_regno): Initialize to INVALID_REGNUM.
12717 (cse_reg_info_table_size,
12718 cse_reg_info_table_first_uninitialized,
12719 cse_reg_info_timestamp): New.
12720 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12722 (init_cse_reg_info, get_cse_reg_info_1): New.
12723 (get_cse_reg_info): Cache the last look-up.
12724 (new_basic_block): Update the code to clear mappings from
12725 registers to cse_reg_info entries.
12726 (cse_main): Call init_cse_reg_info.
12728 * cse.c (get_cse_reg_info): Update a comment.
12730 2005-01-31 Steven Bosscher <stevenb@suse.de>
12733 * c-decl.c (start_decl): Do not warn about arrays of elements with
12734 an incomplete type here.
12735 (grokdeclarator): Do it here by making a pedwarn an error.
12736 * c-typeck.c (push_init_level): If there were previous errors with
12737 the constructor type, do not warn about braces for initializers.
12738 (process_init_element): Likewise for excess initializer elements.
12740 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12742 * cse.c (delete_trivially_dead_insn): Don't iterate.
12744 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12746 * config/rs6000/rs6000.md (copysignsf3): New expand.
12747 (copysigndf3): Likewise.
12749 2005-01-31 Steven Bosscher <stevenb@suse.de>
12751 * recog.c (constrain_operands): Only look for earlyclobber operand
12752 conflicts if an '&' constraint was seen.
12754 2005-01-31 Marc Espie <espie@openbsd.org>
12756 * config.gcc: Don't include embedded systems fragment, switches default
12757 debugging format to ELF.
12758 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12759 longer pick it up there.
12761 2005-01-31 Dale Johannesen <dalej@apple.com>
12763 * doc/extend.texi (nested functions): Fix linkage description.
12764 Clarify that static is not allowed.
12766 2005-01-31 Dale Johannesen <dalej@apple.com>
12768 * config/rs6000/darwin.md (movsf_low_di): Make work.
12769 (movdf_low_di): Make work.
12771 2005-01-31 Dale Johannesen <dalej@apple.com>
12773 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12774 Make work for 64 bit.
12776 2005-01-31 Roger Sayle <roger@eyesopen.com>
12777 Dale Johannesen <dalej@apple.com>
12779 PR middle-end/19650
12780 * fold-const.c (fold_binary_op_with_conditional_arg):
12781 Make types match original operands, before STRIP_NOPS.
12783 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12785 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12786 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12787 (struct gcc_sigcontext): Delete. Merge contents to..
12788 (struct gcc_ucontext): ..here.
12789 (get_sigcontext): Delete.
12790 (get_regs): New function, like get_sigcontext but return regs ptr.
12791 64-bit version finds regs from r1 to support vdso.
12792 (ppc_linux_aux_vector): New function.
12793 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12796 2005-01-31 Ira Rosen <irar@il.ibm.com>
12798 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12800 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12801 redundant fold. Fix misalignment for MINUS_EXPR.
12802 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12803 (vect_analyze_pointer_ref_access): Likewise.
12804 (vect_get_memtag_and_dr): Likewise.
12806 2005-01-31 Richard Henderson <rth@redhat.com>
12808 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12809 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12810 absnegdf2_i387, absnegxf2_i387): Likewise.
12812 2005-01-31 Richard Henderson <rth@redhat.com>
12815 * optabs.c (expand_copysign_absneg): New.
12816 (expand_copysign_bit): Split out from ...
12817 (expand_copysign): ... here. Use expand_copysign_absneg.
12819 2005-01-30 Roger Sayle <roger@eyesopen.com>
12821 PR middle-end/19697
12822 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12823 constant as the second operand and a register as the third.
12825 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12828 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12829 that dllimport'd functions do not use all call-clobbered registers
12830 to pass parameters.
12832 2005-01-30 Richard Henderson <rth@redhat.com>
12835 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12836 expand_abs_nojump and generalize. Use operand_subword and
12837 emit_no_conflict_block. Support large modes.
12838 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12840 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12841 negation to subtraction.
12842 (expand_copysign): Check that the format has signed zeros.
12843 Use operand_subword and emit_no_conflict_block. Support large modes.
12845 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12847 Fix PR tree-optimization/19624
12849 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12850 * tree-ssa-pre.c: Add cfgloop.h.
12852 (pre_stats): New member, constified.
12853 (inserted_exprs): New static variable.
12854 (NECESSARY): New macro.
12855 (create_expression_by_pieces): Fold the expression, and
12856 mark it as defaulting to not necessary. Also put in
12858 (fully_constant_expression): New function.
12859 (insert_into_preds_of_block): Modify to not insert phis when we
12860 are playing with induction variables.
12861 Push phis onto the inserted_exprs vector, and mark them as not
12862 necessary by default.
12863 (insert_aux): Call fully_constant_expression on eprime.
12864 If all edges produce the same value, mark it constant.
12865 (mark_operand_necessary): New function.
12866 (remove_dead_inserted_code): New function.
12867 (init_pre): Init loop optimizer to get loop info.
12868 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12869 (execute_pre): Commit edge inserts, then remove dead code.
12871 2005-01-30 Richard Henderson <rth@redhat.com>
12873 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12874 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12876 2005-01-30 Richard Henderson <rth@redhat.com>
12879 * config/i386/i386.c (ix86_expand_copysign): New.
12880 (ix86_split_copysign_const): New.
12881 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12882 rearrange op1/nmask operands.
12883 * config/i386/i386-protos.h: Update.
12884 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12885 (copysigndf3): Likewise.
12886 (copysignsf3_const, copysigndf3_const): New.
12887 (copysignsf3_var): Rename from copysignsf3, split out splitter
12888 and fix split predicate for X constraint.
12889 (copysigndf3_var): Similarly.
12891 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12893 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12894 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12895 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12897 2005-01-29 Richard Henderson <rth@redhat.com>
12900 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12901 of # and * in constraints.
12903 2005-01-29 Richard Henderson <rth@redhat.com>
12905 PR middle-end/19689
12906 * expr.c (store_field): Don't strip sub-mode cast when the input
12907 data is even smaller.
12909 2005-01-29 Richard Henderson <rth@redhat.com>
12911 PR middle-end/19687
12912 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12915 2005-01-29 Richard Henderson <rth@redhat.com>
12917 * combine.c (make_field_assignment): Fix argument order
12920 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12922 PR tree-optimization/15791
12923 * fold-const.c (extract_array_ref): New function.
12924 (fold): Fold comparisons between &a[i] and &a[j] or
12925 semantically equivalent trees.
12927 2005-01-29 Jeff Law <law@redhat.com>
12929 * gcse.c (insert_expr_in_table): Revamp handling of available
12930 and anticipatable occurrence lists to avoid unnecessary list
12932 (insert_set_in_table): Similarly.
12934 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12936 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12938 (c_build_qualified_type): Build qualified array types with
12939 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12940 * c-decl.c (c_make_fname_decl): Build unqualified array type
12941 before qualified type.
12942 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12943 type is qualified, not just if type itself is. Don't apply
12944 qualifiers to array type when declarator is processed. Apply
12945 qualifiers to field type whether or not it is an array type.
12946 Don't handle array types specially for applying qualifiers to
12948 * c-typeck.c (composite_type): Build unqualified element type and
12949 array type when forming composite of array types.
12950 (common_pointer_type, comptypes, comp_target_types,
12951 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12952 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12954 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12955 (args2) in variables a1 and a2.
12957 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12959 * cse.c (n_elements_made, max_elements_made): Remove.
12960 (insert): Don't touch n_elements_made.
12961 (cse_main): Don't touch n_elements_made or max_elements_made.
12963 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12966 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12967 configuration part of dp-bit.c to be lost.
12969 2005-01-28 Roger Sayle <roger@eyesopen.com>
12971 * expmed.c (expand_mult_highpart_optab): When attempting to use
12972 a non-widening multiplication in a wider mode, the operands need
12973 to be converted (zero or sign extended) to that mode.
12975 2005-01-28 Ian Lance Taylor <ian@airs.com>
12977 PR middle-end/16558
12978 PR middle-end/19583
12979 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12980 through if both operands fall through.
12982 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12984 * cse.c (fold_rtx) <PC>: Don't optimize.
12986 2005-01-28 Jeff Law <law@redhat.com>
12988 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12989 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12991 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12993 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12994 cse_reg_info_used_list_end): Remove.
12995 (cse_reg_info_list, cse_reg_info_list_free): New.
12996 (get_cse_reg_info): When allocating an instance of
12997 cse_reg_info, add it to the beginning of the cse_reg_info_list
12998 list. Remove code to maintain cse_reg_info_used_list.
12999 (new_basic_block): Reset the free list to the beginning of
13002 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
13004 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
13005 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
13006 (frv_expand_mdpackh_builtin): New function.
13007 (frv_expand_builtin): Use it to expand __MDPACKH.
13008 * doc/extend.texi (__MDPACKH): Update documentation.
13010 2005-01-28 Uros Bizjak <uros@kss-loka.si>
13012 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
13013 SSE_FLOAT_MODE_P for use_sse computation.
13015 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
13018 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
13020 2005-01-27 Richard Henderson <rth@redhat.com>
13022 * builtins.c (expand_builtin_copysign): New.
13023 (expand_builtin): Call it.
13024 * genopinit.c (optabs): Add copysign_optab.
13025 * optabs.c (init_optabs): Initialize it.
13026 (expand_copysign): New.
13027 * optabs.h (OTI_copysign, copysign_optab): New.
13028 (expand_copysign): Declare.
13030 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
13031 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
13033 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
13034 (ix86_expand_fp_absneg_operator): ... here.
13035 (ix86_split_copysign): New.
13036 * config/i386/i386-protos.h: Update.
13037 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
13038 (copysignsf3, copysigndf3): New.
13040 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
13041 (copysignsf3, ncopysignsf3): New.
13042 (copysigndf3, ncopysigndf3): New.
13043 (copysignxf3, ncopysignxf3): New.
13044 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
13046 2005-01-27 Arend Bayer <arend.bayer@web.de>
13047 Kazu Hirata <kazu@cs.umass.edu>
13049 * cse.c: (find_best_addr): Don't call copy_rtx before calling
13050 fold_rtx. Save cost recomputation if fold_rtx did nothing.
13051 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
13054 2005-01-27 Jeff Law <law@redhat.com>
13056 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
13057 definitions of SSA_NAMEs which are not being rewritten.
13058 (rewrite_ssa_into_ssa): Only initialize the current definition
13059 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
13060 If checking is enabled, assert that SSA_NAME_AUX is clear for all
13061 SSA_NAMEs before returning.
13063 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
13065 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
13066 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
13067 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
13068 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
13069 config/mips/iris6.h, config/sh/sh.c: Update copyright.
13071 2005-01-27 Steven Bosscher <stevenb@suse.de>
13073 PR middle-end/17278
13074 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
13075 higher to -O2 and higher. Likewise for tree PRE.
13076 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
13079 2005-01-27 Ian Lance Taylor <ian@airs.com>
13081 PR middle-end/19583
13082 * gimple-low.c (try_catch_may_fallthru): New static function.
13083 (block_may_fallthru): Handle TRY_CATCH_EXPR.
13084 * tree-inline.c (expand_call_inline): Don't warn about reaching
13085 the end of a non-void function being inlined if the function uses
13088 2005-01-27 Jakub Jelinek <jakub@redhat.com>
13090 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
13093 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
13094 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
13095 (implicitly_declare): Handle error_mark_node.
13097 2005-01-27 Richard Henderson <rth@redhat.com>
13100 * tree.h (struct tree_decl): Add debug_expr_is_from.
13101 (DECL_DEBUG_EXPR_IS_FROM): New.
13102 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
13103 * dwarf2out.c (dwarf2out_var_location): Update to match.
13104 * tree-outof-ssa.c (create_temp): Likewise.
13105 * var-tracking.c (track_expr_p): Likewise.
13106 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
13107 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
13108 * toplev.c (default_tree_printer): Likewise.
13110 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
13112 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
13113 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
13115 2005-01-27 Steven Bosscher <stevenb@suse.de>
13117 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
13118 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
13119 ASM_CLOBBERS): Add tree checks.
13121 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
13122 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
13123 * c-common.def (SWITCH_STMT): Update to match.
13124 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
13125 macros instead of SWITCH_EXPR ones.
13126 * c-dump.c (c_dump_tree): Likewise.
13127 * c-gimplify.c (gimplify_switch_stmt): Likewise.
13128 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
13130 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
13132 2005-01-27 Alan Modra <amodra@bigpond.net.au>
13134 * unwind-dw2.c (execute_stack_op): Add missing cases for
13135 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
13137 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
13139 * config.gcc (Obsolete configurations): Remove 'dummy', add
13140 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
13143 2005-01-26 Diego Novillo <dnovillo@redhat.com>
13145 PR tree-optimization/19633
13146 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
13148 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
13149 are no call-clobbered variables.
13150 * tree-outof-ssa.c (check_replaceable): Return false for calls
13153 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
13155 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
13156 even for variables with NULL DECL_INITIAL.
13158 2005-01-26 Stuart Hastings <stuart@apple.com>
13160 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
13162 2005-01-26 Richard Henderson <rth@redhat.com>
13164 PR middle-end/18008
13165 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13167 * expr.c (store_field): Strip conversions to odd-bit-sized types
13168 if the destination field width matches.
13170 2005-01-26 Richard Henderson <rth@redhat.com>
13172 * c-decl.c, expmed.c, expr.c: Revert last change.
13174 2005-01-26 Richard Henderson <rth@redhat.com>
13176 PR middle-end/18008
13177 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13179 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
13180 if we don't need the bits above those present in the current mode.
13181 * expr.c (store_field): Strip conversions to odd-bit-sized types
13182 if the destination field width matches.
13184 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13186 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13187 either -ffast-math or -funsafe-math-optimizations is in use.
13189 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
13193 * config/avr/avr.c (notice_update_cc): Only set condition code for
13194 ashrqi3 if shift count > 0.
13195 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
13196 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
13197 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
13198 count <= 0 as a no-op, and shift count >= width by copying zero
13199 or sign bit to all bits of the result.
13200 * config/avr/avr.md (all shifts): Add alternatives for zero shift
13201 count, with attribute "length" set to 0 and "cc" set to "none".
13203 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13205 * doc/invoke.texi: Document -mTLS.
13207 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
13208 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
13209 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
13210 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
13211 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
13212 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
13213 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
13214 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
13216 * configure.ac: Check for a TLS capable gas.
13218 * configure: Regenerate.
13220 2005-01-26 Richard Henderson <rth@redhat.com>
13222 PR middle-end/18008
13223 * combine.c (make_field_assignment): Simplify store to zero_extract
13224 from a source with an overlapping mask.
13226 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13228 2004-11-11 Eric Christopher <echristo@redhat.com>
13230 * config/frv/frv.md: Add fr400_integer automaton. Don't
13231 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
13234 2005-01-26 Steven Bosscher <stevenb@suse.de>
13236 PR middle-end/16585
13237 * cfgbuild.c (make_edges): Do not clear or set
13238 current_function_has_computed_jump.
13239 * function.h (struct function): Remove the has_computed_jump field.
13240 (current_function_has_computed_jump): Do not define.
13241 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
13242 in a computed jump. Ignore current_function_has_computed_jump.
13244 2005-01-26 Richard Henderson <rth@redhat.com>
13246 PR middle-end/19515
13247 * expr.c (categorize_ctor_elements): New argument p_must_clear.
13248 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
13250 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
13251 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
13252 objects into static storage if they have more than one non-zero value.
13253 * tree.h (categorize_ctor_elements): Update decl.
13255 2005-01-26 Steven Bosscher <stevenb@suse.de>
13257 PR middle-end/19616
13258 * tree.h (CALL_EXPR_TAILCALL): Add comment.
13259 * calls.c (check_sibcall_argument_overlap_1): Revert the change
13260 to this function from 2004-07-10.
13261 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
13262 the current function for tail call optimizations if the address
13263 of one of it its arguments is taken.
13265 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
13267 * cse.c (fold_rtx): Call equiv_constant only when necessary.
13269 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
13271 * function.c (expand_function_end): If current_function_calls_alloca,
13272 emit stack restore in a place that is reached when the function falls
13273 through at the end.
13275 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
13277 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
13278 rule to avoid matching inappropriate suffix rule.
13280 2005-01-26 Jan Hubicka <jh@suse.cz>
13282 PR tree-optimization/19241
13283 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13285 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13287 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13288 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
13290 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13291 <sim*>: Always use crt1.o, regardless of N in simN.
13292 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13293 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13294 (CRT_CALL_STATIC_FUNCTION): Remove.
13295 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13296 use crt1.o, regardless of N in simN.
13297 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13298 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13299 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13300 case isystem setting.
13301 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13303 2005-01-25 Ian Lance Taylor <ian@airs.com>
13305 * gimple-low.c (block_may_fallthru): Correct handling of
13306 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13308 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13310 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13311 handlers to match indentation; nested under the mtune=* handler.
13312 Similar for mcpu= and march=.
13314 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
13316 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13317 * config/mips/linux64.h (LIB_SPEC): Likewise.
13318 * config/mn10300/linux.h (LIB_SPEC): Likewise.
13319 * config/sh/linux.h (LIB_SPEC): Likewise.
13321 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
13323 * config/frv/frv.c (frv_legitimize_tls_address): New.
13324 (TARGET_HAVE_TLS): Define.
13325 (FRV_SYMBOL_REF_TLS_P): Define.
13326 (frv_override_options): Handle new register classes.
13327 (frv_legitimate_address_p): Reject tls addresses.
13328 (frv_legitimize_address): Handle TLS addresses.
13329 (gen_inlined_tls_plt): New.
13330 (gen_tlsmoff): New.
13331 (frv_legitimize_tls_address): New.
13332 (unspec_got_name): Add TLS entries.
13333 (got12_operand): Add R_FRV_TLSMOFF12 case.
13334 (frv_emit_move): Fixup TLS addresses.
13335 (frv_emit_movsi): Legitimize TLS addresses.
13337 * config/frv/frv.h (MASK_BIG_TLS): New.
13338 (TARGET_BIG_TLS): New.
13339 (HAVE_AS_TLS): Define.
13340 (TARGET_SWITCHES): Add -mTLS and -mtls options.
13341 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13342 (REG_CLASS_NAMES): Same.
13343 (REG_CLASS_CONTENTS): Same.
13344 (CONSTRAINT_LEN): New.
13345 (REG_CLASS_FROM_CONSTRAINT): New.
13346 (PREDICATE_CODES): Add symbolic_operand.
13348 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13349 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13350 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13351 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13352 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13353 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13354 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13355 GR9_REG, GR14_REG, LRREG.
13356 (type): Add load_or_call attribute.
13357 ("load_or_call"): New reservation.
13358 ("call_gettlsoff"): New.
13359 ("tls_indirect_call"): New.
13360 ("tls_load_gottlsoff12"): New.
13361 ("tlsoff_hilo"): New.
13362 ("tls_tlsdesc_ldd"): New.
13363 ("tls_tlsoff_ld"): New.
13366 * config/frv/frv-protos.h (symbolic_operand): Protoize.
13368 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
13370 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13371 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13372 * config/frv/frv.c (TLS_BIAS): Define.
13373 (frv_output_dwarf_dtprel): New.
13375 2005-01-26 Jakub Jelinek <jakub@redhat.com>
13377 PR rtl-optimization/19579
13378 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13379 both A and B, see if they don't clobber registers the other expr uses.
13381 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
13383 * real.c (do_add): Initialize signalling and canonical members.
13385 * real.c (real_from_integer): Zero out destination.
13387 2005-01-18 Jan Hubicka <jh@suse.cz>
13389 PR tree-optimize/19337
13390 * tree-inline.c (initialize_inlined_parameters): Copy
13391 saved_static_chain_decl only.
13393 2005-01-25 Richard Henderson <rth@redhat.com>
13397 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13398 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13399 80387 enabled, to return a proper subclass. Return the subset that
13400 overlaps with GENERAL_REGS for PLUS.
13401 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13403 2005-01-25 Richard Henderson <rth@redhat.com>
13405 PR middle-end/19609
13406 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13408 2005-01-25 Roger Sayle <roger@eyesopen.com>
13410 * expmed.c (choose_multiplier): Change interface to return the
13411 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13412 (expand_divmod): Update calls to choose_multiplier.
13414 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13416 PR middle-end/19330
13417 * expmed.c (extract_bit_field): Use adjust_address instead of
13418 gen_lowpart when op0 is a MEM.
13420 2005-01-24 Steven Bosscher <stevenb@suse.de>
13422 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13424 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13426 * config/mips/irix-csr.c: New file.
13427 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13428 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13429 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13432 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13435 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13436 sparc/elf.h, add sparc/sp-elf.h.
13437 (sparc-*-rtems*): Likewise.
13438 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13439 tm-dwarf2.h, add sparc/sp-elf.h.
13440 (sparc86x-*-elf): Likewise.
13441 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13442 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13443 TARGET_OS_CPP_BUILTINS.
13444 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13445 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13447 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13448 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13449 (SWITCH_TAKES_ARG): Likewise.
13450 (LOCAL_LABEL_PREFIX): Likewise.
13451 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13452 (TARGET_N_FORMAT_TYPES): Delete.
13453 (TARGET_FORMAT_TYPES): Likewise.
13454 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13455 * config/sparc/elf.h: Delete.
13456 * config/sparc/sp-elf.h: New file.
13458 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13460 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13461 * tree-flow.h: Remove the corresponding prototype.
13462 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13463 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13465 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13468 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13469 for AIX ABI or ELF -fPIC.
13470 (rs6000_emit_load_toc_table): Don't create toc_section here.
13471 (rs6000_xcoff_file_start): Nor here.
13473 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13475 * sh.c (ra.h): Don't #include.
13476 (hard_regs_intersect_p): New function, resurrected from ra.c.
13478 * sh.c: Fix 1996 Copyright.
13480 2005-01-24 Richard Henderson <rth@redhat.com>
13481 Aldy Hernandez <aldyh@redhat.com>
13483 * regrename.c (note_sets): Handle subregs.
13485 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13488 * genconditions.c (write_header, write_conditions): Elide file if
13491 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13493 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13494 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13497 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13499 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13500 expand_builtin_printf, expand_builtin_fprintf,
13501 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13502 checking against POINTER_TYPE.
13503 (validate_arglist): Handle POINTER_TYPE code by checking
13506 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13508 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13509 init_rtlanal): New.
13510 (for_each_rtx): Call for_each_rtx_1.
13511 * rtl.h (init_rtlanal): Declare.
13512 * toplev.c (backend_init): Call init_rtlanal.
13514 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13516 * flow.c (propagate_one_insn): Formatting.
13518 PR middle-end/19551
13519 * flow.c (libcall_dead_p): Be more conservative if unsure.
13520 If there are any instructions between insn and call, see if they are
13521 all dead before saying the libcall is dead.
13523 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13525 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13526 operand constraint for operand 0.
13528 2005-01-23 Richard Henderson <rth@redhat.com>
13531 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13532 edges leading to join block.
13534 2005-01-23 Roger Sayle <roger@eyesopen.com>
13536 * expmed.c (expand_mult_highpart): Make static. Change type of
13537 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13538 (expand_divmod): Updates calls to expand_mult_highpart by using
13539 gen_int_mode to pass a CONST_INT rtx.
13540 * rtl.h (expand_mult_highpart): Remove prototype.
13542 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13544 * flow.c (regset_bytes, regset_size): Remove.
13546 * cfganal.c: Fix a reference to Harvey's paper.
13548 2005-01-23 Steven Bosscher <stevenb@suse.de>
13550 PR rtl-optimization/19464
13551 * tree-optimize.c (init_tree_optimization_passes): Add one more
13552 copyrename pass just before out-of-ssa.
13554 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13557 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13558 * ggc-none.c (ggc_free): Define.
13560 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13562 * cse.c (max_reg, max_insn_uid): Remove.
13563 (cse_main): Don't access max_reg or max_insn_uid.
13565 * c-common.c (explicit_flag_signed_bitfields,
13566 lang_statement_code_p, lang_expand_function_end): Remove.
13567 * c-common.h: Remove the corresponding declarations.
13568 * c-opts.c (c_common_handle_option): Remove all write access
13569 to explicit_flag_signed_bitfields.
13571 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13572 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13573 * cgraph.h: Remove the corresponding declaration.
13575 * gcse.c (null_pointer_info): Remove.
13577 2005-01-23 Roger Sayle <roger@eyesopen.com>
13578 Eric Botcazou <ebotcazou@libertysurf.fr>
13580 * combine.c (simplify_logical): Only simplify logical expressions
13581 of the form ior(and(x,y),z) by the inverse distributive law if the
13582 result is cheaper than the original.
13584 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13586 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13587 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13588 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13589 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13590 config/freebsd-spec.h, config/arm/arm.h,
13591 config/h8300/h8300.md, config/i386/i386.md,
13592 config/i386/predicates.md, config/i386/sse.md,
13593 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13594 config/vax/vax.md: Fix comment typos. Follow spelling
13597 2005-01-23 Steven Bosscher <stevenb@suse.de>
13599 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13600 tests, instead of `less than'.
13602 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13604 * function.c (assign_parm_setup_block): When creating a new stack slot
13605 for a parameter, get its alignment from the parameter's DECL_ALIGN
13606 rather than the type's TYPE_ALIGN. Make sure that the parameter
13607 is at least word aligned.
13609 2005-01-22 Roger Sayle <roger@eyesopen.com>
13611 PR middle-end/19378
13612 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13614 2005-01-22 Richard Henderson <rth@redhat.com>
13617 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13618 in both compare operands.
13619 (movdfcc_1_sse_max): Likewise.
13620 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13621 (movdfcc_1_sse): Likewise.
13622 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13623 scratch register as needed.
13625 2005-01-22 Richard Henderson <rth@redhat.com>
13627 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13629 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13631 2005-01-22 Richard Henderson <rth@redhat.com>
13633 * genopinit.c (optabs): Use smin/smax for floating point too.
13634 * doc/md.texi: Update to match. Clarify that floating point
13635 results are undefined for +0/-0 and NaN.
13636 * doc/rtl.texi: Likewise.
13637 * rtl.def (SMIN, SMAX): Likewise
13638 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13640 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13641 leading 's' to the name.
13642 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13643 smaxxf3, sminxf3): Likewise.
13644 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13647 2005-01-22 Paul Brook <paul@codesourcery.com>
13649 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13651 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13653 * config/s390/s390.c (struct processor_costs): New fields
13654 dlgr, dlr, dr, dsgfr, dsgr.
13655 (z900_cost, z990_cost): Values for new fields.
13656 (s390_rtx_costs): New cases MEM und COMPARE in switch
13657 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13658 DIV, MOD, UDIV, UMOD.
13660 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13662 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13663 into the register being decremented.
13664 ("doloop_si31", "doloop_di"): Likewise.
13665 ("*doloop_si_long"): Adapt pattern.
13667 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13669 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13671 (CLASS_MAX_NREGS): Likewise.
13673 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13675 * doc/tree-ssa.texi (Statement Operands): Add example for new
13676 must-def macro. Note deprecation of old operands interface.
13678 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13680 PR tree-optimization/19484
13681 * tree-cfg.c (remove_fallthru_edge): New function.
13682 (cleanup_control_flow): Remove fallthru edges from calls that are
13683 now known not to return.
13685 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13687 Fix PR tree-optimization/19038
13688 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13689 copies with loop variant ones.
13691 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13693 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13694 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13695 config/alpha/alpha.md, config/alpha/predicates.md,
13696 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13697 config/sparc/sol2.h: Update copyright.
13699 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13700 first label to see if it is a nonlocal label.
13702 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13703 Andrew Pinski <pinskia@physics.uc.edu>
13706 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13707 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13709 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13711 * config/rs6000/rtems.h: Update copyright.
13713 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13716 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13717 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13718 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13720 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13723 * c-typeck.c (convert_arguments): Check for error_mark_node.
13725 2005-01-21 Ian Lance Taylor <ian@airs.com>
13727 PR tree-optimization/13000
13728 * tree-inline.c: Include "tree-flow.h".
13729 (expand_call_inline): If warn_return_type, warn if non-void inline
13730 function falls through.
13731 * tree-cfg.c (execute_warn_function_return): Don't warn about
13732 control reaching end if TREE_NO_WARNING is set. Set
13734 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13736 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13737 branch if we don't need one.
13738 * c-typeck.c: Include "tree-flow.h"
13739 (c_finish_bc_stmt): Don't add a goto if the current statement
13740 list doesn't fall through to the current point.
13742 2005-01-21 Roger Sayle <roger@eyesopen.com>
13744 PR rtl-optimization/576
13745 * real.c (real_arithmetic): Change return type from void to bool
13746 to return an indication that the result may be inexact.
13747 * real.h (real_arithmeric): Update prototype.
13748 * fold-const.c (const_binop): Don't constant fold floating
13749 point expressions when the user specifies -frounding-math and
13750 the result may depend upon the run-time rounding mode.
13751 (fold_convert_const_real_from_real): Clean-up.
13752 (fold_initializer): Ignore flag_rounding_math for initializers.
13753 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13754 constant fold FP operations with flag_rounding_math if the
13755 result may depend upon the run-time rounding mode.
13757 2005-01-21 Tom Tromey <tromey@redhat.com>
13759 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13761 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13763 * tree-cfg.c: Fix comment typos.
13765 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13767 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13768 around the call to rest_of_handle_branch_target_load_optimize.
13770 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13772 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13773 (sparc64-*-openbsd*): Likewise.
13774 (sparclite-*-elf*): Include tm-dwarf2.h.
13775 (sparc86x-*-elf*): Likewise.
13776 (sparc64-*-elf*): Likewise.
13777 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13778 (DBX_DEBUGGING_INFO): Likewise.
13779 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13780 (PREFERRED_DEBUGGING_TYPE): Likewise.
13781 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13782 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13783 (PREFERRED_DEBUGGING_TYPE): Likewise.
13784 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13785 (PREFERRED_DEBUGGING_TYPE): Likewise.
13786 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13788 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13791 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13793 2005-01-20 Paul Brook <paul@codesourcery.com>
13795 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13797 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13799 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13800 label is first in a sequence of labels.
13802 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13804 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13805 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13807 * doc/sourcebuild.texi (Test Directives): New.
13809 2005-01-20 Roger Sayle <roger@eyesopen.com>
13811 * real.c (real_floor): Don't leave the result uninitialized when
13812 mode is VOIDMode, but return the unrounded intermediate value.
13813 (real_ceil): Likewise.
13815 2005-01-20 Paul Brook <paul@codesourcery.com>
13817 * config/arm/arm.md (insv): Use gen_int_mode.
13819 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13821 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13822 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13823 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13824 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13825 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13827 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13830 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13831 fbreg, so we have to assume we can't.
13832 (loc_descriptor_from_tree_1): Ditto.
13833 (containing_function_has_frame_base): New function.
13834 (add_location_or_const_value_attribute): Use it.
13835 Also try to generate a frame_base from a single element location
13838 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13840 PR tree-optimization/15349
13841 * timevar.def (TV_TREE_MERGE_PHI): New.
13842 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13844 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13845 calls to tree_forwarder_block_p.
13846 (remove_forwarder_block_with_phi, merge_phi_nodes,
13847 gate_merge_phi, pass_merge_phi): New.
13848 * tree-optimize.c (init_tree_optimization_passes): Add
13850 * tree-pass.h: Add an extern for pass_merge_phi;
13852 2005-01-20 Richard Henderson <rth@redhat.com>
13855 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13856 (_mm_castps_pd, _mm_castps_si128): New.
13857 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13859 2005-01-20 Richard Henderson <rth@redhat.com>
13862 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13863 __builtin_ia32_vec_init_v2si.
13864 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13865 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13866 (ix86_init_mmx_sse_builtins): Create it.
13867 (ix86_expand_builtin): Expand it.
13868 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13869 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13870 (vec_extractv2si_0, vec_extractv2si_1): New.
13872 2005-01-20 Richard Henderson <rth@redhat.com>
13875 * config/i386/i386.c (ix86_expand_push): New.
13876 * config/i386/mmx.md (push<MMXMODE>1): New.
13877 * config/i386/sse.md (push<SSEMODE>1): New.
13878 * config/i386/i386-protos.h: Update.
13880 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13882 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13885 2005-01-20 Richard Henderson <rth@redhat.com>
13887 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13888 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13890 2005-01-19 Richard Henderson <rth@redhat.com>
13893 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13894 to V4SFmode in SSE1 fallback load path.
13896 2005-01-19 Richard Henderson <rth@redhat.com>
13898 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13899 in QImode expansion to ix86_expand_vector_set.
13900 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13902 2005-01-19 Richard Henderson <rth@redhat.com>
13905 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13906 subclass of the input class.
13907 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13908 Always true for cross-SSE1 classes. Rationalize conditionals.
13909 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13910 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13911 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13912 (movdi_2): Add MMX/SSE zeros.
13913 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13914 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13915 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13916 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13917 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13918 (zero_extendsidi2_rex64_1): Remove.
13919 (MOV0 peephole): Check GENERAL_REG_P.
13921 2005-01-19 Richard Henderson <rth@redhat.com>
13924 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13926 (ix86_expand_vector_extract): Likewise.
13928 2005-01-19 Richard Henderson <rth@redhat.com>
13930 PR middle-end/19304
13931 * expr.c (emit_move_change_mode): New argument force; use
13932 simplify_gen_subreg if true.
13933 (emit_move_via_alt_mode): Merge into ...
13934 (emit_move_via_integer): ... here.
13935 (emit_move_ccmode): Use emit_move_change_mode directly.
13937 2005-01-19 Richard Henderson <rth@redhat.com>
13940 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13941 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13942 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13944 (alpha_emit_set_const): Likewise. Make static.
13945 (alpha_emit_set_long_const): Make static.
13946 (alpha_extract_integer): Split out from alpha_expand_mov.
13947 (alpha_split_const_mov): Likewise.
13948 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13949 (alpha_legitimate_constant_p): New.
13950 * config/alpha/alpha-protos.h: Update.
13951 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13952 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13953 * config/alpha/alpha.md (movsi): Add n alternative.
13954 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13955 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13956 (splitters for all of the above): Use alpha_split_const_mov.
13957 * config/alpha/predicates.md (non_add_const_operand): New.
13958 (non_zero_const_operand): New.
13959 (input_operand): Use alpha_legitimate_constant_p after reload.
13961 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13963 PR tree-optimization/19038
13964 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13965 (add_candidate): Add ivs with increment in latch only if
13966 allow_ip_end_pos_p is true.
13967 (determine_iv_cost): Use empty_block_p.
13969 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13971 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13972 (compute_dominance_frontiers): Ditto.
13974 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13977 * config/sh/t-rtems: New.
13978 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13980 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13982 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13983 the offset of the selected field.
13985 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13987 * tree-cfg.c (remove_forwarder_block): Fix the check to
13988 prevent a nonlocal label from appearing in the middle of a
13991 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13993 PR rtl-optimization/19462
13994 * reorg.c (find_end_label): Create return insn only if
13995 current_function_epilogue_delay_list is empty.
13997 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13999 * doc/passes.texi: Remove paragraph mentioning new-ra.
14001 2005-01-19 Jakub Jelinek <jakub@redhat.com>
14003 PR rtl-optimization/15139
14004 * combine.c: Include params.h.
14005 (count_rtxs): New function.
14006 (record_value_for_reg): If replace_rtx would replace at least
14007 2 occurrences of REG in VALUE and TEM is really large, replace REG with
14008 (clobber (const_int 0)) instead of TEM.
14009 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
14010 * params.h (MAX_LAST_VALUE_RTL): New.
14011 * Makefile.in (combine.o): Depend on $(PARAMS_H).
14012 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
14015 * c-typeck.c (digest_init): Only call build_vector if all constructor
14016 elements are *_CST nodes.
14017 * gimplify.c (gimplify_init_constructor): Likewise.
14019 PR middle-end/19164
14020 * c-typeck.c (digest_init): Only call build_vector if inside_init
14023 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
14025 * toplev.c (init_asm_output): Remove dead #ifdef.
14027 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
14029 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
14031 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14033 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
14034 accessing DECL_FUNCTION_CODE.
14035 * dojump.c (do_jump): Likewise.
14036 * gimplify.c (gimplify_call_expr): Likewise.
14037 * predict.c (expr_expected_value): Likewise.
14038 (strip_builtin_expect): Likewise.
14039 * tree-inline.c (estimate_num_insns_1): Likewise.
14040 * tree-ssa-loop-im.c (stmt_cost): Likewise
14041 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
14042 (tree_expr_nonnegative_p): Likewise.
14044 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14046 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
14047 variant of the load_pcrel_sym pattern.
14048 * config/sparc/sparc.md (P macro): Move to the top.
14049 (load_pcrel_sym): Macroize using P.
14050 (save_register_window): Likewise.
14052 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
14054 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
14055 ("sordered"): Same.
14057 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
14060 * c-typeck.c (build_asm_expr): Strip nops off
14061 input memory operands.
14063 2005-01-18 David Edelsohn <edelsohn@gnu.org>
14065 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
14066 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
14067 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
14068 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
14070 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
14073 * config/i386/i386.c (override_options): If the 80387 is disabled,
14074 then do not return FP values using FP registers.
14076 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
14078 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
14079 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
14080 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
14081 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
14082 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
14083 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
14084 output.h, postreload-gcse.c, postreload.c, recog.c,
14085 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
14086 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
14087 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
14088 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
14089 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
14090 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
14091 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
14092 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
14094 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
14095 config/alpha/alpha.c, config/arm/vfp.md,
14096 config/i386/emmintrin.h, config/i386/i386-modes.def,
14097 config/i386/i386-protos.h, config/i386/i386.h,
14098 config/i386/pmmintrin.h, config/i386/ppro.md,
14099 config/i386/predicates.md, config/i386/xmmintrin.h,
14100 config/i860/i860.c, config/ia64/ia64-modes.def,
14101 config/ia64/ia64-protos.h, config/ia64/ia64.h,
14102 config/ia64/ia64.md, config/ia64/itanium1.md,
14103 config/ia64/itanium2.md, config/ia64/predicates.md,
14104 config/iq2000/iq2000.h, config/mips/linux64.h,
14105 config/rs6000/aix41.h, config/rs6000/aix43.h,
14106 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
14107 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
14108 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
14109 config/sparc/linux64.h, config/sparc/litecoff.h,
14110 config/sparc/sp64-elf.h, config/sparc/sparc.c,
14111 config/sparc/sparc.h, config/sparc/sparc.md,
14112 config/sparc/sysv4-only.h: Update copyright.
14114 2005-01-18 Richard Henderson <rth@redhat.com>
14117 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
14119 2005-01-18 Marc Espie <espie@openbsd.org>
14120 * config/i386/openbsdelf.h: Typo.
14122 2005-01-18 Richard Henderson <rth@redhat.com>
14124 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
14125 special case for sse.
14126 * config/i386/predicates.md (sse_comparison_operator): Likewise.
14128 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
14130 * tree-inline.c (estimate_num_insns_1): Added cases for
14131 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
14133 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14135 PR rtl-optimization/19296
14136 * combine.c (simplify_comparison): Rewrite the condition under
14137 which a non-paradoxical SUBREG of a PLUS can be lifted when
14138 compared against a constant.
14140 2005-01-18 Andi Kleen <ak@muc.de>
14142 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
14143 * c.opt (-Wpointer-sign): Add.
14144 * doc/invoke.texi: (-Wpointer-sign): Add.
14146 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14148 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
14149 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
14150 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
14151 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
14152 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
14153 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
14154 for TARGET_MIX_SSE_I387.
14155 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
14156 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
14157 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
14158 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
14159 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
14160 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
14161 TARGET_MIX_SSE_I387.
14162 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
14165 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14168 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
14169 Add movaps alternative for xmm reg->reg move.
14171 2005-01-17 Jeff Law <law@redhat.com>
14173 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
14174 at the end of the main DOM loop rather than just before DOM exits.
14176 2005-01-17 Diego Novillo <dnovillo@redhat.com>
14178 PR tree-optimization/19121
14179 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
14180 adding aliases to a name tag, also add them to the pointer's
14182 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
14183 sensitive alias info at all. Only check that the two pointers
14184 have compatible pointed-to sets.
14185 * tree-ssa.c (verify_name_tags): Verify that the alias set of
14186 a pointer's type tag is a superset of the alias set of the
14187 pointer's name tag.
14189 2005-01-17 James E Wilson <wilson@specifixinc.com>
14192 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
14193 comment to document why.
14195 2005-01-17 Richard Henderson <rth@redhat.com>
14197 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
14198 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
14199 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
14200 sse2_vmsminv2df3_finite): New.
14201 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
14202 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
14203 Force op1 into register.
14205 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
14207 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
14208 bubblestrap from always rebuilding build directory.
14210 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
14212 * config/s390/s390.md ("*clc"): Remove incorrect '='.
14213 ("*cmpmem_short"): Likewise.
14215 2005-01-17 Steven Bosscher <stevenb@suse.de>
14217 * basic-block.h: Document BB_* flags.
14218 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
14219 use an sbitmap instead.
14220 * sched-rgn.c (compute_trg_info): Likewise.
14222 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
14224 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
14225 redundant target_cpu_default and extra_parts lines. Use the default
14227 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
14228 (SUBTARGET_EXTRA_SPECS): Delete.
14229 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
14230 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
14231 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
14232 and "n32" for -mabi=n32.
14234 2005-01-17 Ian Lance Taylor <ian@airs.com>
14237 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
14238 fold constant variables into initial values.
14240 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14242 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
14244 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
14245 through the statements backward.
14247 2005-01-17 Ian Lance Taylor <ian@airs.com>
14249 PR middle-end/13127:
14250 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
14251 a variable set to the return value of the inlined function.
14253 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
14255 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
14256 when modes are tieable.
14258 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
14260 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
14261 of pthread_create to find out if threads are enabled.
14262 * gthr-posix95.h (__gthread_active_p): Likewise.
14264 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14266 * common.opt (-fnew-ra): Remove.
14268 * toplev.h (flag_new_regalloc): Remove.
14269 * Makefile.in (ra*.*): Don't mention.
14270 * passes.c (rest_of_handle_new_regalloc): Remove.
14271 (rest_of_handle_combine, rest_of_compilation): Always consider
14272 flag_new_regalloc as false.
14273 * doc/invoke.texi: Don't document -fnew-ra.
14275 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14277 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
14278 last parameter to reg_scan.
14279 * loop.c (loop_optimize): Likewise.
14280 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14281 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14282 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14283 rest_of_handle_gcse, rest_of_handle_loop_optimize,
14284 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14285 * regclass.c (reg_scan): Likewise, for the declaration.
14286 * rtl.h (reg_scan): Likewise, for the prototype.
14288 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14290 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14291 mark_dfs_back_edges.
14293 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
14295 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14296 (compute_avail): Uses don't go in tmp_gen.
14298 2005-01-16 Steven Bosscher <stevenb@suse.de>
14300 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14301 loop to look for a free slot in a page entry.
14303 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14306 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14307 * toplev.c (compile_file): Call process_pending_assemble_output_defs
14308 just before targetm.asm_out.file_end.
14309 * tree.h (process_pending_assemble_output_defs): Declare.
14310 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14312 (assemble_alias): Defer generation of assembly code for defines when
14313 TARGET_DEFERRED_OUTPUT_DEFS is true.
14314 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14315 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14316 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14318 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14321 * pa.c (pa_scalar_mode_supported_p): New function.
14322 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14323 * pa.h (MIN_UNITS_PER_WORD): Add comment.
14325 * pa-protos.h (prefetch_operand): Delete.
14326 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14327 * pa.c (prefetch_operand): Delete.
14328 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14329 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14330 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
14331 and prefetch_nocc_operand.
14332 * pa.md (prefetch): Rework to avoid reload problems handling short
14333 displacements when a cache control completer needs to be provided.
14334 (prefetch_32, prefetch_64): Delete.
14335 (prefetch_cc, prefetch_nocc): New patterns.
14337 2005-01-15 David Edelsohn <edelsohn@gnu.org>
14339 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14341 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14344 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14345 exceeds maximum alignment for global common data.
14346 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14347 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14349 2004-01-15 Roger Sayle <roger@eyesopen.com>
14351 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14353 2004-01-15 Roger Sayle <roger@eyesopen.com>
14355 * harg-reg-set.h (reg_class_names): Prototype global array.
14356 * regclass.c (reg_class_names): Declare here and initialize to
14358 (dump_regclass): Remove local declaration of reg_class_names.
14359 (regclass): Likewise.
14360 * cfg.c (dump_flow_info): Likewise.
14361 * ra-debug.c (reg_class_names): Likewise.
14362 * regrename.c (reg_class_names): Likewise.
14363 * reload.c (reg_class_names): Likewise.
14364 * reload1.c (spill_failure): Likewise.
14365 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14367 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
14369 * config/s390/s390.md ("reload_outti"): Remove predicate for
14370 output operand. Abort if operand is not a MEM.
14371 ("reload_outdi", "reload_outdf"): Likewise.
14373 2005-01-15 Marc Espie <espie@openbsd.org>
14375 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14376 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14377 * config/openbsd.h: Fix C++ includes for native configurations.
14378 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
14379 Add trampoline support.
14380 * config/i386/openbsdelf.h: New.
14382 2005-01-15 Marc Espie <espie@openbsd.org>
14384 * collect2.c (main): Explicitly parse -dynamic-linker option.
14386 2005-01-15 Jakub Jelinek <jakub@redhat.com>
14388 PR tree-optimization/19060
14389 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14390 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14391 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14392 and handle extract_range_from_cond returning false.
14393 * fold-const.c (fold): Optimize comparisons with min/max even for
14394 width > HOST_BITS_PER_WIDE_INT.
14396 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14398 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14399 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14400 Remove little endian multilib variants.
14401 Add mips32 multilib variant.
14403 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14405 * explow.c (copy_all_reg, stabilize): Remove.
14406 * expr.h: Remove the corresponding prototypes.
14408 * rtlanal.c (regs_set_between_p): Remove.
14409 * rtl.h: Remove the corresponding prototype.
14411 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14413 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14414 to rs6000_nonimmediate_operand.
14415 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14416 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14417 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14418 rs6000_nonimmediate_operand.
14419 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14420 rs6000_nonimmediate_operand.
14422 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14424 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14426 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14428 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14430 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14431 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14433 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14434 (rs6k_nonimmediate_operand): New.
14435 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14437 (legitimate_lo_sum_address_p): Same.
14438 (rs6000_legitimize_address): Same.
14439 (rs6000_legitimize_reload_address): Same.
14440 (rs6000_legitimate_address): Same.
14441 (spe_build_register_parallel): Pass DF and DC modes in a DI
14444 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14445 to rs6k_nonimmediate_operand.
14447 * config/rs6000/spe.md ("*frob_df_di"): New.
14448 ("*frob_di_df"): New.
14449 ("*frob_di_df_2"): New.
14450 ("*mov_sidf_e500_subreg0"): New.
14451 ("*mov_sidf_e500_subreg4"): New.
14452 ("*movdf_e500_double"): Change predicate to
14453 rs6k_nonimmediate_operand.
14455 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14457 * postreload.c (move2add_note_store): Only call
14458 trunc_int_for_mode on scalar integers.
14460 2005-01-14 Steven Bosscher <stevenb@suse.de>
14462 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14463 replace BB_VISITED uses.
14464 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14465 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14466 (tree_dce_done): Free visited_control_parents.
14467 (perform_tree_ssa_dce): Allocate and clear it.
14468 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14469 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14470 instead of BB_VISITED.
14472 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14474 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14475 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14476 Remove unused prototypes.
14478 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14480 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14481 64-bit register usage.
14482 (spe_func_has_64bit_regs_p): Add FIXME note.
14484 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14486 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14487 flag_finite_math_only with flag_unsafe_math_optimizations.
14489 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14491 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14492 end-of-stack check.
14493 (__tpf_eh_return): Copy TPF private stack area from the module
14494 boundary stack frame. Add check for when module addresses are
14495 equal, but no stub address is found.
14497 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14500 * arm.h (struct machine_function): Add call_via field.
14501 (thumb_call_via_label): Declare.
14502 * arm.c (thumb_call_via_label): New variable.
14503 (thumb_call_reg_needed): New variable.
14504 (arm_output_function_epilogue): For Thumb code, output any per-function
14505 call-indirect trampolines.
14506 (thumb_call_via_reg): New function.
14507 (arm_file_end): New function.
14508 (TARGET_ASM_FILE_END): Call arm_file_end.
14509 (aof_file_end): Likewise.
14510 * arm-protos.h (thumb_call_via_reg): Declare.
14511 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14512 thumb_call_via_reg in normal case.
14514 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14516 PR middle-end/19084
14517 PR rtl-optimization/19348
14518 * recog.c (peephole2_optimize): Do global life update if some peephole
14519 decides it doesn't need at least one of its inputs and that change
14520 influences liveness at the start of the basic block.
14522 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14523 arguments instead of 1.
14525 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14527 PR middle-end/18820
14528 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14529 zero for nested functions needing a static chain or functions
14530 with a non-constant address.
14532 2005-01-13 Roger Sayle <roger@eyesopen.com>
14534 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14535 (and (sign_extend X) C) into (zero_extend (and X C)).
14537 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14539 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14541 2005-01-13 Richard Henderson <rth@redhat.com>
14546 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14547 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14548 not just TARGET_SSE.
14549 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14550 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14551 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14552 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14553 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14554 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14555 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14556 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14557 (movdicc_c_rex64): Rename with '*'.
14558 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14559 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14560 (movsfcc_1_387): Rename from movsfcc_1.
14561 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14562 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14563 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14564 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14565 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14566 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14567 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14568 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14569 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14570 sse_movdfcc_const0_4): Remove.
14571 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14572 recognize min/max early. Update for changed sse cmove patterns.
14573 (ix86_split_sse_movcc): New.
14574 * config/i386/i386-protos.h: Update.
14576 2005-01-13 Steven Bosscher <stevenb@suse.de>
14578 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14579 (fix_stmt_v_may_defs): Likewise.
14581 2005-01-13 Richard Henderson <rth@redhat.com>
14583 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14584 for converting the mask.
14586 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14588 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14591 2005-01-13 Richard Henderson <rth@redhat.com>
14593 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14594 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14595 IX86_BUILTIN_MOVDQ2Q): Remove.
14596 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14597 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14598 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14600 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14601 (sse2_pextrw): Fix immediate constraint.
14602 (sse2_loadq, sse2_loadq_rex64): Remove.
14603 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14604 Use __builtin_ia32_vec_ext_<size>.
14605 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14607 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14609 * function.c (assign_parm_setup_block): Look inside original
14610 entry_parm when inspecting PARALLEL.
14612 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14613 Joel Sherrill <joel@oarcorp.com>
14616 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14617 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14618 rtems_gxx_recursive_mutex_init.
14619 (__gthread_recursive_mutex_lock): New function.
14620 (__gthread_recursive_mutex_trylock): Likewise.
14621 (__gthread_recursive_mutex_unlock): Likewise.
14623 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14625 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14627 2005-01-13 Jan Beulich <jbeulich@novell.com>
14629 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14630 (ashrti3_internal): Indicate output is early clobber. Generate result
14631 into output rather than first input. Use move for low word of output
14632 if shift count is exactly 64.
14633 (lshrti3_internal): Likewise.
14635 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14639 * reload1.c (delete_output_reload): Don't delete an output reload
14640 if the pseudo lives longer than a single basic block. Adjust and
14641 improve wording of comment.
14643 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14646 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14647 of TYPE_SIZE where we mean the number of bytes.
14649 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14651 * function.c (assign_parm_setup_block): Relax condition on
14652 multi-register optimization.
14654 2005-01-12 Nick Clifton <nickc@redhat.com>
14656 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14657 an "in_delay_slot" attribute of "no" to prevent them being used in
14658 delay slots. This is forbidden because they might generate
14661 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14664 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14665 with r->Y and Y->r.
14667 2005-01-12 Nick Clifton <nickc@redhat.com>
14669 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14670 passed on to GAS) but do not define, as GAS no longer supports or
14671 needs the -m2000 option.
14673 2005-01-11 Roger Sayle <roger@eyesopen.com>
14675 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14676 type as args of unprototyped builtins aren't automatically promoted.
14677 (fold_builtin_abs): Likewise.
14679 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14681 * Makefile.in: Set a `build-warn' variable.
14683 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14685 PR tree-optimization/17949
14686 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14687 (find_interesting_uses_address): Use it.
14689 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14691 * regrename.c (kill_value): Handle subreg's that won't simplify.
14693 2005-01-11 Richard Henderson <rth@redhat.com>
14696 * config/i386/i386.h (enum ix86_builtins): Move ...
14697 * config/i386/i386.c: ... here.
14698 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14699 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14700 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14701 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14702 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14703 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14704 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14705 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14706 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14707 IX86_BUILTIN_LOADDDUP): Remove.
14708 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14709 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14710 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14711 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14712 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14713 (ix86_init_builtins): Make static.
14714 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14715 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14716 if all the modes match. Otherwise, fake it.
14717 (get_element_number, ix86_expand_vec_init_builtin,
14718 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14719 (ix86_expand_builtin): Make static. Update for changed builtins.
14720 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14721 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14722 (ix86_expand_vector_init_duplicate): New.
14723 (ix86_expand_vector_init_low_nonzero): New.
14724 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14725 Split out from ix86_expand_vector_init; handle integer modes.
14726 (ix86_expand_vector_init): Use them.
14727 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14728 * config/i386/i386-protos.h: Update.
14729 * config/i386/predicates.md (reg_or_0_operand): New.
14730 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14731 (movv2sf_internal): Likewise. And a splitter to match them all.
14732 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14733 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14734 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14735 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14736 (mmx_pinsrw): Fix operand ordering.
14737 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14738 rather than sse_loadss expander.
14739 (movv2df splitter): Similarly.
14740 (sse_loadss, sse_loadlss): Remove.
14741 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14742 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14743 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14744 (sse3_movddup): Rename with '*'.
14745 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14746 (sse2_loadsd): Remove.
14747 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14748 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14749 (sse2_pinsrw): Fix argument ordering.
14750 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14751 (sse2_stored): Remove 'r' destination.
14752 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14753 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14754 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14755 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14756 vec_extractv16qi, vec_initv16qi): New.
14758 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14759 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14760 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14762 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14763 (_mm_load_si128, _mm_store_si128): Likewise.
14764 (_mm_load1_pd): Use _mm_set1_pd.
14765 (_mm_load_sd): Use _mm_set_sd.
14766 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14767 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14768 (_mm_set_epi64): Use _mm_set_epi64x.
14769 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14770 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14771 _mm_setr_epi8): Use _mm_set_foo form.
14772 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14773 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14774 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14775 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14776 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14777 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14778 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14779 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14780 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14781 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14782 (_mm_movedup_pd): Use _mm_shuffle_pd.
14783 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14784 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14785 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14786 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14787 Use _mm_setzero_ps.
14788 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14789 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14790 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14791 (_mm_store_ps): Use raw dereference.
14792 (_mm_store1_ps): Use _mm_storeu_ps.
14793 (_mm_storer_ps): Use _mm_store_ps.
14794 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14795 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14797 2005-01-11 Stan Shebs <shebs@apple.com>
14799 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14800 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14802 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14805 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14806 Skip all DECLs except for FIELD_DECLs.
14808 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14810 * config/s390/s390.c (override_options): Return error if
14811 -mbackchain, -mpacked-stack and -mhard-float are used together.
14812 (s390_va_start): Remove the backchain && packed-stack special case.
14813 (s390_gimplify_va_arg): Likewise.
14814 * doc/invoke.texi: Remove the ABI incompatibility note.
14816 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14818 * config/s390/s390.c (struct s390_frame_layout): Remove
14820 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14821 save_backchain_p with TARGET_BACKCHAIN.
14823 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14826 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14827 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14828 * function.c (locate_and_pad_parm): Set new field.
14829 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14830 Tweak where_pad test to include "none". Always set mem align for
14832 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14833 not sufficient for type.
14834 (assign_parm_setup_block): If stack_parm is zero on entry, always
14835 make a new stack local. Block move old stack parm if necessary
14836 to new aligned stack local.
14837 (assign_parm_setup_stack): Use a block move to handle
14838 potentially misaligned entry_parm.
14839 (assign_parms_unsplit_complex): Specify required alignment when
14840 creating stack local.
14841 * calls.c (compute_argument_addresses): Override alignment of stack
14842 arg calculated from its type with the alignment given by
14843 FUNCTION_ARG_BOUNDARY.
14844 (store_one_arg): Likewise.
14846 2005-01-11 Jan Beulich <jbeulich@novell.com>
14848 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14849 Change respective itanium_class attribute to ialu.
14850 (shladdp4_internal): New.
14851 * config/ia64/predicates.md (shladd_log2_operand): New.
14853 2005-01-11 Richard Henderson <rth@redhat.com>
14855 * expr.c (store_constructor): Use rtvec_alloc instead of
14856 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14858 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14860 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14862 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14864 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14865 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14866 (TARGET_RWRELOC): Define.
14867 (ia64_rwreloc_section_type_flags): Delete.
14868 (ia64_section_type_flags): New function.
14869 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14870 (TARGET_RWRELOC): Define.
14872 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14875 * config/ia64/ia64.c (process_set): For alloc insn, only call
14876 process_epilogue is !frame_pointer_needed.
14878 2005-01-10 Roger Sayle <roger@eyesopen.com>
14881 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14882 unary operator and can't be treated as a binary/comparison operator.
14884 2005-01-10 Richard Henderson <rth@redhat.com>
14886 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14887 (ix86_return_in_memory): Likewise.
14888 (function_arg_advance): Likewise. Mirror structure in function_arg
14889 for choosing register to advance.
14891 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14893 * tree-vectorizer.c, tree.def: Fix comment typos.
14895 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14897 * config/s390/s390.c (struct processor_costs): 4 new fields:
14898 ddbr, ddr, debr, der.
14899 (s390_rtx_costs): More precise handling of divide instructions.
14901 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14903 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14905 2005-01-10 Jan Beulich <jbeulich@novell.com>
14907 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14908 names resulting from -ffunction-sections/-fdata-sections and linkonce
14910 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14911 based on the section name. Rearrange the section name comparison logic
14912 slightly so that each section name is compared against at most once.
14914 2005-01-10 Ben Elliston <bje@au.ibm.com>
14916 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14917 targets for which -fPIC reduces limitations on the GOT size.
14919 2005-01-09 Falk Hueffner <falk@debian.org>
14921 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14924 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14927 * collect2.c (main): Set aixrtl_flag for -brtl option.
14928 (resolve_lib_name): Search for .so file extension before .a
14929 if aixrtl_flag set.
14931 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14933 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14934 (vect_analyze_data_refs_alignment): Add dump prints.
14936 2005-01-09 Ira Rosen <irar@il.ibm.com>
14938 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14939 expr_invariant_in_loop_p.
14940 Initialize outputs first thing in the function.
14941 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14942 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14943 (vect_analyze_pointer_ref_access): Check that the initial condition of
14944 the access function is loop invariant.
14946 2005-01-09 Richard Henderson <rth@redhat.com>
14948 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14949 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14950 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14951 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14952 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14953 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14954 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14955 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14956 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14957 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14958 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14959 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14960 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14961 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14962 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14963 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14964 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14965 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14966 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14967 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14968 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14969 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14970 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14972 (mmx_clrdi, pavgusb): Remove.
14973 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14974 with leading sse_ prefix.
14975 * config/i386/sse.md: Receive them.
14976 * config/i386/mmx.md: New file.
14977 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14978 (subrv2sf3): Turn into expander for normal subtraction.
14979 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14980 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14981 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14982 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14983 commutative; use ix86_binary_operator_ok.
14984 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14985 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14986 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14987 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14988 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14989 Macroize from existing patterns; use ix86_binary_operator_ok.
14990 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14991 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14992 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14993 with vec_select+vec_concat.
14994 (mmx_pshufw, mmx_pshufw_1): Likewise.
14995 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14996 (mmx_uavgv4hi3): Model correctly.
14997 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14998 _mm_xor_si64): Remove casts.
15000 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15002 PR tree-optimization/19224
15003 * tree-scalar-evolution.c (get_instantiated_value,
15004 set_instantiated_value): New functions.
15005 (instantiate_parameters_1): Cache the results.
15006 (instantiate_parameters, resolve_mixers): Initialize and free
15009 2005-01-08 David Edelsohn <edelsohn@gnu.org>
15011 * config/i386/i386.md (addhi_4): Correct reference in comment.
15014 2005-01-08 Richard Henderson <rth@redhat.com>
15016 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
15017 (_mm_cvtsi128_si64x): Likewise.
15018 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
15019 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
15020 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
15021 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
15022 * config/i386/i386-protos.h: Update.
15023 * config/i386/i386.c (print_operand): Add 'H'.
15024 (ix86_fixup_binary_operands): Split out from ...
15025 (ix86_expand_binary_operator): ... here.
15026 (ix86_fixup_binary_operands_no_copy): New.
15027 (ix86_expand_fp_absneg_operator): Handle vector mode results.
15028 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
15029 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
15030 (safe_vector_operand): Use CONST0_RTX.
15031 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
15032 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
15033 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
15034 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
15036 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
15037 (IX86_BUILTIN_CMPNGESS): New.
15038 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
15039 (attr type): Add sselog1.
15040 (attr unit, attr memory): Handle it.
15041 (movti, movti_internal, movti_rex64): Move near other integer moves.
15042 (movtf, movtf_internal): Move near other fp moves.
15043 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
15044 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
15045 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
15046 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
15047 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
15048 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
15049 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
15050 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
15051 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
15052 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
15053 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
15054 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
15055 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
15056 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
15057 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
15058 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
15059 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
15060 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
15061 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
15062 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
15063 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
15064 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
15065 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
15066 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
15067 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
15068 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
15069 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
15070 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
15071 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
15072 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
15073 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
15074 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
15075 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
15076 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
15077 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
15078 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
15079 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
15080 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
15081 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
15082 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
15083 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
15084 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
15085 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
15086 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
15088 (SSEPUSH, push<SSEPUSH>): Remove.
15089 (MMXPUSH, push<MMXPUSH>): Remove.
15090 (sse_movaps, sse_movaps_1, sse_movups): Remove.
15091 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
15092 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
15093 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
15094 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
15095 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
15096 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
15097 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
15098 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
15099 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
15100 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
15101 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
15102 (ppro_sse_log_V4SF): Handle sselog1.
15103 * config/i386/predicates.md (const_0_to_1_operand): New.
15104 (const_0_to_255_mul_8_operand): New.
15105 (const_1_to_31_operand): Rename from const_int_1_31_operand.
15106 (const_2_to_3_operand, const_4_to_7_operand): New.
15107 * config/i386/sse.md: New file.
15108 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
15109 (sse_movups): Rename from sse_movups_1.
15110 (sse_loadlss): Rename from sse_loadss_1.
15111 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
15113 (negv4sf2): Use ix86_expand_fp_absneg_operator.
15114 (absv4sf2, negv2df, absv2df): New.
15115 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
15116 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
15117 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
15118 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
15119 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
15120 (sse3_addsubv4sf3): Model correctly.
15121 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
15122 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
15123 (sse_movhlps): Model with vec_select+vec_concat.
15124 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
15125 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
15126 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
15127 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
15128 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
15129 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
15130 sse2_pshufhw_1): Likewise.
15131 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
15132 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
15133 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
15134 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
15135 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
15136 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
15137 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
15138 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
15139 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
15140 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
15141 sminv8hi3): Mark commutative
15142 operands. Use ix86_binary_operator_ok.
15143 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
15144 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
15145 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
15146 sse2_punpcklqdq): Allow operand2 in memory.
15147 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
15148 sse2_movsd): Add memory alternatives.
15149 (sse_storelps): Turn expander into an insn; split after reload.
15150 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
15151 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
15153 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
15155 * configure.ac (DWARF-2 debug_line): Use objdump.
15156 * configure: Regenerate.
15158 2005-01-08 Jeff Law <law@redhat.com>
15159 Diego Novillo <dnovillo@redhat.com>
15161 PR tree-optimization/18241
15162 * tree-nrv.c (tree_nrv): Ignore volatile return values.
15163 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
15164 statements with volatile operands.
15165 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
15166 operands after marking a statement with has_volatile_ops.
15168 2005-01-08 Roger Sayle <roger@eyesopen.com>
15170 * tree.c (int_fits_type_p): Always honor integer constant
15171 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
15173 2005-01-08 Roger Sayle <roger@eyesopen.com>
15175 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
15176 the latent bug in rtl_delete_block has been resolved.
15178 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15180 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
15181 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
15183 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15185 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
15186 library as @multilib_dir@/$(SHLIB_SONAME).
15188 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15190 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
15191 * configure: Regenerate.
15193 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15195 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
15198 2005-01-07 David Edelsohn <edelsohn@gnu.org>
15201 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
15202 Convert non-word aligned offset address using ld/std into
15205 2005-01-07 Richard Henderson <rth@redhat.com>
15207 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
15209 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
15211 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
15213 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15215 PR tree-optimization/19283
15216 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
15217 is not shorter than the original type.
15219 PR rtl-optimization/19012
15220 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
15222 PR rtl-optimization/18861
15223 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
15224 (FULL_STATE): Define.
15225 (mark_tablejump_edge): New function.
15226 (purge_dead_tablejump_edges): New function.
15227 (find_bb_boundaries): Use it.
15229 PR tree-optimization/18828
15230 * builtins.c (expand_builtin_next_arg): Remove argument and all
15231 the argument checking.
15232 (expand_builtin): Adjust caller.
15233 (expand_builtin_va_start): Likewise. Remove error for too many
15235 (fold_builtin_next_arg): Issue error for too many arguments.
15236 After checking arguments, replace them with magic arguments that
15237 prevent further checking of the args.
15239 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15241 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
15243 2005-01-06 Roger Sayle <roger@eyesopen.com>
15246 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
15247 and %{.S:...} (and their negative variants) to test whether the
15248 input file is assembler or pre-processed-assembler independent of
15249 the actual filename extension.
15251 2005-01-06 Roger Sayle <roger@eyesopen.com>
15253 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
15254 of sign or zero extended values.
15256 2005-01-06 Geoffrey Keating <geoffk@apple.com>
15258 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
15259 for IBM long double format correctly.
15261 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
15263 Fix PR tree-optimization/18792
15265 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
15266 to first_loop_depth, and use loop depth instead of loop number.
15267 (build_classic_dir_vector): Ditto.
15268 (compute_data_dependences_for_loop): Use depth, not loop number.
15269 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
15270 number. Pass in loops, instead of loop numbers.
15271 (gather_interchange_stats): Ditto.
15272 (linear_transform_loops): Ditto.
15274 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
15277 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
15278 biv_fits_mode_p, extension_within_bounds_p): New functions.
15279 (check_ext_dependent_givs): Use them.
15281 2005-01-06 Roger Sayle <roger@eyesopen.com>
15283 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15284 more than one barrier, in which case we should delete them all.
15286 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
15288 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15290 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
15292 Fix PR middle-end/19286
15294 * dwarf2out.c (gen_subprogram_die): If we've already tried to
15295 output this subprogram, simply ignore this attempt to do it again.
15296 (add_abstract_origin_attribute): Don't abort trying to add the abstract
15297 origin attribute if it's not possible.
15298 (gen_block_die): Don't ignore subblocks of "unused" blocks.
15299 (decls_for_scope): Ditto.
15300 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15301 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15303 2005-01-05 Richard Henderson <rth@redhat.com>
15306 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15307 (bdesc_2arg): Use it.
15308 (ix86_expand_binop_builtin): Force operands into registers
15310 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15311 ix86_expand_sse_compare, ix86_expand_sse_comi,
15312 ix86_expand_builtin): Likewise.
15314 2005-01-05 Richard Henderson <rth@redhat.com>
15316 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15318 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15319 (mulv4hi3): Set itanium_class mmmul.
15320 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15321 (fpack): Rename from fpack_sfsf.
15323 2005-01-05 Richard Henderson <rth@redhat.com>
15326 * reload1.c (do_input_reload): Restrict the optimization deleteing
15327 a previous output reload to RELOAD_FOR_INPUT.
15329 2005-01-05 Steven Bosscher <stevenb@suse.de>
15331 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
15332 comment that we fall through after case.
15333 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15334 (distribute_links): Likewise.
15335 * cse.c (cse_insn): Likewise.
15336 * cselib.c (cselib_invalidate_mem): Likewise.
15337 * df.c: Update comments at the top of the file.
15338 (read_modify_subreg_p): Update comments here too.
15339 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15340 * flow.c (mark_set_1): Likewise.
15341 (mark_used_regs): Likewise.
15342 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15343 (canon_list_insert): Likewise.
15344 (mark_set): Likewise.
15345 (try_replace_reg): Likewise.
15346 (store_killed_in_insn): Likewise.
15347 * loop.c (count_one_set): Likewise.
15348 (basic_induction_var): Likewise.
15349 * postreload-gcse.c (find_mem_conflicts): Likewise.
15350 * postreload.c (reload_combine_note_store): Likewise.
15351 (move2add_note_store): Likewise.
15352 * reload.c (find_equiv_reg): Likewise.
15353 (mark_referenced_resources): Likewise.
15354 * rtlanal.c (set_noop_p): Likewise.
15355 (note_stores): Likewise.
15356 (note_uses): Likewise.
15357 * sched-deps.c (sched_analyze_1): Likewise.
15358 * sched-rgn.c (check_live_1): Likewise.
15359 (update_live_1): Likewise.
15360 * config/i860/i860.c: Likewise.
15362 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15364 (ZERO_EXTRACT): Mention that this one can be an lvalue.
15366 * doc/rtl.texi: Update documentation for bit-fields and SET.
15368 2005-01-05 Roger Sayle <roger@eyesopen.com>
15370 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15372 2005-01-05 Jan Hubicka <jh@suse.cz>
15373 Richard Henderson <rth@redhat.com>
15376 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15379 2005-01-05 Richard Henderson <rth@redhat.com>
15382 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15383 (sse_shufps): Change operand 3 to const_int_operand.
15384 (sse2_storelps): Fix typo in template.
15385 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15386 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15387 (ix86_expand_builtin): Likewise.
15389 2005-01-05 Julian Brown <julian@codesourcery.com>
15391 * config/arm/arm.c (arm_return_in_memory): Treat complex types
15392 as aggregates for AAPCS ABIs.
15394 2005-01-05 Stan Shebs <shebs@apple.com>
15396 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15397 Mach-O getters if ppc64.
15398 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15400 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15401 signed four-byte field for global code case.
15402 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15404 2005-01-05 Roger Sayle <roger@eyesopen.com>
15406 PR middle-end/19100
15407 * c-common.c: Include real.h.
15408 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15409 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15410 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15411 * Makefile.in (c-common.o): Update dependencies.
15413 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15415 * c-parse.in (asm_string): Add trailing semicolon.
15417 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15419 * c-parse.in (asm_string): New. Don't allow wide strings in
15421 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15422 asm_string instead of STRING.
15424 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15426 * c-typeck.c (constructor_no_implicit): Remove.
15427 (set_designator, process_init_element): Don't check
15428 constructor_no_implicit.
15430 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15431 Kaz Kojima <kkojima@gcc.gnu.org>
15434 * lcm.c (create_pre_exit): New.
15435 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15436 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15438 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15440 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15441 -msoft-float in target_float_switch.
15442 * arm.c (arm_override_options): Fix processing of target_float_switch.
15444 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15446 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15449 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15451 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15452 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15454 2005-01-04 Roger Sayle <roger@eyesopen.com>
15456 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15457 if deleting the then-block allows the test-block to fallthru to the
15460 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15463 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15464 after the full declaration if the are in two different TUs.
15466 2005-01-04 Richard Henderson <rth@redhat.com>
15469 * tree-sra.c (generate_one_element_init): Just
15470 call gimplify_and_add.
15471 (generate_element_init): Record the
15472 new referenced variables and mark them for renaming
15473 and split out to ...
15474 (generate_element_init_1): This.
15475 (scalarize_init): Don't call push_gimplify_context/
15476 pop_gimplify_context.
15478 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15480 * toplev.c (get_src_pwd): Handle failure of getpwd().
15482 2005-01-04 Roger Sayle <roger@eyesopen.com>
15484 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15486 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15487 all the cases handled by it are inverted by invert_truthvalue.
15489 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15491 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15492 (save_register_windowsi): Likewise.
15494 2005-01-04 Richard Henderson <rth@redhat.com>
15496 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15498 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15500 PR middle-end/17767
15501 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15502 any simplifications of vector mode comparison operators.
15503 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15505 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15506 Devang Patel <dpatel@apple.com>
15508 PR tree-optimization/18308
15509 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15510 the operands before creating a new expression.
15511 * dojump.c (do_jump): Make drop_through_label available
15512 for all cases. Add expansion of COND_EXPR.
15514 2005-01-04 Ira Rosen <irar@il.ibm.com>
15516 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15517 INTEGER_CST instead of TREE_CONSTANT.
15518 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15519 instead of TREE_CONSTANT.
15520 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15521 instead of TREE_CONSTANT.
15523 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15525 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15527 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15530 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15531 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15533 2005-01-03 Richard Henderson <rth@redhat.com>
15535 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15536 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15537 fold_convert_const_real_from_real): Split out from ...
15538 (fold_convert_const): ... here.
15540 2005-01-03 Richard Henderson <rth@redhat.com>
15543 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15544 (mov<MMXMODEI>_internal): Likewise.
15545 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15546 Add V2SF case; use it for SSE1; don't use TI.
15547 (movdf_integer): Likewise.
15548 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15550 2005-01-03 Ira Rosen <irar@il.ibm.com>
15552 * tree-vectorizer.c (vect_strip_conversions): New function.
15553 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15554 check for binary class.
15556 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15560 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15562 * gimple-low.c (mark_blocks_with_used_vars): New function.
15563 (mark_blocks_with_used_subblocks): Ditto.
15564 (mark_used_blocks): Ditto.
15565 (pass_mark_used_blocks): New pass.
15566 * tree-inline.c: Include debug.h.
15567 (expand_call_inline): Call outlining_inline_function here.
15568 * tree-optimize.c (init_tree_optimization_passes): Add
15569 pass_mark_used_blocks.
15570 * tree-pass.h (pass_mark_used_blocks): New.
15571 * Makefile.in (tree-inline.o): Add debug.h dependency.
15573 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15575 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15576 VAR_DECLs to have weak_import attribute.
15578 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15581 2004-01-03 Steven Bosscher <stevenb@suse.de>
15583 * passes.c (rest_of_compilation): Don't run regmove if only
15584 flag_expensive_optimizations, require flag_regmove instead.
15586 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15588 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15590 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15591 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15592 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15593 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15595 2005-01-03 Richard Henderson <rth@redhat.com>
15597 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15598 (ia64_const_ok_for_letter_p): New.
15599 (ia64_const_double_ok_for_letter_p): New.
15600 (ia64_extra_constraint): New.
15601 (ia64_expand_vecint_compare): New.
15602 (ia64_expand_vcondu_v2si): New.
15603 (ia64_expand_vecint_cmov): New.
15604 (ia64_expand_vecint_minmax): New.
15605 (ia64_print_operand): Add 'v'.
15606 (ia64_preferred_reload_class): New.
15607 (ia64_vector_mode_supported_p): New.
15608 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15609 (PREFERRED_RELOAD_CLASS): Move to function.
15610 (CONST_OK_FOR_LETTER_P): Move to function.
15611 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15612 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15613 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15614 (EXTRA_CONSTRAINT): Move to function.
15615 * config/ia64/ia64.md: Include vect.md.
15616 (itanium_class): Add mmalua.
15618 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15620 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15621 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15623 (const_int_2bit_operand): New.
15624 (fr_reg_or_0_operand): New.
15625 * config/ia64/ia64-modes.def: Add vector modes.
15626 * config/ia64/ia64-protos.h: Update.
15627 * config/ia64/vect.md: New file.
15629 2005-01-03 Richard Henderson <rth@redhat.com>
15631 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15633 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15636 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15638 (log1pdf2): Change mode of operands[0,1] to DFmode.
15640 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15642 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15643 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15644 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15645 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15646 SPARC_RELAXED_ORDERING.
15648 2005-01-03 Richard Henderson <rth@redhat.com>
15649 Uros Bizjak <uros@kss-loka.si>
15652 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15653 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15654 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15656 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15657 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15658 const_pow2_1_to_128_operand): New predicates.
15660 2005-01-02 Greg McGary <greg@mcgary.org>
15662 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15664 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15665 object. [ptr_type]: Remove unused variable.
15666 Remember nearest addressable array-element or record-component
15667 when checking bitfield components. Tolerate empty BIND_EXPR.
15669 2005-01-01 Richard Henderson <rth@redhat.com>
15671 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15672 that don't narrow the value. Fail for other conversions.
15674 2005-01-01 Richard Henderson <rth@redhat.com>
15677 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15678 * c-lang.c (finish_file): Don't do it here.
15679 * objc/objc-act.c (objc_finish_file): Likewise.
15681 * cgraph.c (decl_assembler_name_equal): New.
15682 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15683 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15684 * cgraph.h (struct cgraph_varpool_node): Add next.
15685 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15686 * varasm.c (assemble_alias): Mark the target as needed.
15688 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15690 PR middle-end/19221
15691 * function.c (get_arg_pointer_save_area): Use entry_of_function
15692 instead of get_insns.
15694 2005-01-01 Roger Sayle <roger@eyesopen.com>
15695 Andrew Pinski <pinskia@physics.uc.edu>
15696 James E. Wilson <wilson@specifixinc.com>
15698 PR rtl-optimization/12092
15699 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15702 2005-01-01 Roger Sayle <roger@eyesopen.com>
15703 Olivier Hainque <hainque@act-europe.fr>
15705 * tree.c (int_fits_type_p): A narrower type always fits in a
15706 wider one, except for negative values into unsigned types.
15708 2005-01-01 Roger Sayle <roger@eyesopen.com>
15710 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15711 with the original constant rather than require TREE_OVERFLOW.
15713 2005-01-01 Steven Bosscher <stevenb@suse.de>
15715 PR middle-end/17544
15716 * c-decl.c (finish_function): If compiling C99, annotate the
15717 compiler generated return with the current file name and line 0.
15718 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15719 the source line is greater than 0.
15720 (remove_bb): Likewise.