| blob | 8952e068c0ea3dab65cf5647c0db773ed985db27 |
1 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
2 Kaz Kojima <kkojima@gcc.gnu.org>
4 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5 and plus_constant.
7 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
8 David Edelsohn <edelsohn@gnu.org>
10 * config.gcc: Add .opt magic for the rs6000 ports.
12 * doc/invoke.texi: Document -mabi= option properly. Document
13 -misel and -mno-sel. Document -mspe and -mno-spe. Document
14 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
15 -misel=.
17 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
18 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
19 TARGET_XL_COMPAT.
21 * config/rs6000/aix.opt: New.
22 * config/rs6000/aix41.opt: New.
23 * config/rs6000/aix64.opt: New.
24 * config/rs6000/darwin.opt: New.
25 * config/rs6000/linux64.opt: New.
26 * config/rs6000/rs6000.opt: New.
27 * config/rs6000/sysv4.opt: New.
29 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
30 associated TARGET_*. Remove SUBTARGET_OPTIONS,
31 SUBTARGET_SWITCHES.
32 Define TARGET_USES_SYSV4_OPT.
33 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
34 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
35 TARGET_USES_AIX64_OPT.
36 * config/rs6000/aix51.h: Same.
37 * config/rs6000/aix52.h: Same.
38 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
39 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
40 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
41 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
42 * config/rs6000/linux64.h: Use
43 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
45 * config/rs6000/rs6000.c: Remove definitions of
46 rs6000_sched_restricted_insns_priority,
47 rs6000_long_double_size_string, rs6000_altivec_vrsave,
48 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
49 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
50 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
51 rs6000_alignment_string. Define rs6000_explicit_options.
52 (rs6000_parse_abi_options): Remove.
53 (rs6000_parse_alignment_option): Remove.
54 (rs6000_parse_float_gprs_option): Remove.
55 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
56 TARGET_DEFAULT_TARGET_FLAGS.
57 (rs6000_override_options): Revamp to use new .opt machinery.
59 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
60 of new .opt machinery. Remove target_flags. Redefine
61 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
62 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
63 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
64 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
65 rs6000_longcall_switch, rs6000_default_long_calls,
66 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
67 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
68 TARGET_ALTIVEC_VRSAVE.
70 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
72 * config.gcc (hppa1.1-*-rtems*): Remove.
73 * config/pa/rtems.h: Remove.
75 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
77 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
78 Exclude roe/603e multilib variants.
80 2005-05-04 Denis Chertykov <denisc@overta.ru>
82 PR target/21284
83 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
84 for output.
86 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
88 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
89 arm/pe.opt to $extra_options.
90 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
91 (target_float_abi_name, target_float_switch, target_abi_name)
92 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
93 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
94 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
95 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
96 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
97 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
98 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
99 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
100 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
101 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
102 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
103 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
104 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
105 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
106 (arm_pic_register_string): Delete.
107 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
108 TARGET_TPCS_FRAME.
109 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
110 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
111 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
112 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
113 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
114 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
115 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
116 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
117 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
118 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
119 (SUBTARGET_SWITCHES): Delete.
120 * config/arm/arm.c (target_float_switch): Delete.
121 (arm_cpu_select): Moved from config/arm/arm.h.
122 (target_fpu_name, target_fpe_name, target_float_abi_name)
123 (target_abi_name, structure_size_string, arm_pic_register_string)
124 (arm_select): Make static.
125 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
126 (arm_handle_option): New function.
127 (arm_override_options): Update target_flags checks for new mask names.
128 Remove target_float_switch code.
129 (arm_expand_prologue, thumb_expand_prologue): Check
130 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
131 * config/arm/arm.opt, config/arm/pe.opt: New files.
133 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
135 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
136 gcc_unreachable as appropriate.
137 (arc_double_limm_p, arc_setup_incoming_varargs,
138 arc_compute_function_type, arc_output_function_prologue,
139 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
140 output_shift, arc_print_operand, arc_print_operand_address,
141 arc_final_prescan_insn): Likewise.
142 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
144 2005-05-04 Geoffrey Keating <geoffk@apple.com>
146 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
147 comparing Pmode.
148 (SDI): New.
149 (cmp): Delete.
150 (wd): New.
151 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
152 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
153 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
154 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
155 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
156 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
157 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
158 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
160 2005-05-05 Paul Brook <paul@codesourcery.com>
162 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
163 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
164 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
165 and tree-data-ref.h with *_H variables.
167 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
169 * config/m32r/xm-m32r.h, config/m32r/linux.h: Delete files.
171 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
173 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
175 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
177 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
179 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
181 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
182 setting of vrsave register for current function after
183 call to save_world is emitted.
185 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
187 * config/mmix/predicates.md: New file.
188 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
189 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
190 (mmix_foldable_comparison_operator, mmix_comparison_operator)
191 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
192 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
193 Don't define.
194 * config/mmix/mmix.md: Include predicates.md.
195 ("call", "call_value"): Force address to register if it isn't a
196 mmix_symbolic_or_address_operand.
198 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
200 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
201 the flags are of appropriate types.
202 (num_ssa_operands): Generalize using the generic interface.
203 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
204 iterator.
206 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
208 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
209 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
211 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
213 * tree-outof-ssa.c (edge_leader, stmt_list,
214 analyze_edges_for_bb): Use VEC instead of VARRAY.
215 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
216 (perform_edge_inserts): Call init_analayze_edges_for_bb and
217 fini_analayze_edges_for_bb.
219 2005-05-04 James E Wilson <wilson@specifixinc.com>
221 PR driver/21112
222 * gcc.c (process_command): In the second argv scan loop, ignore
223 Xassembler and Xpreprocessor, along with their argument.
225 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
227 * tree-flow-inline.h, tree-ssa-operands.c,
228 tree-ssa-operands.h, tree-ssa-opfinalize.h:
229 Likewise. tree-vn.c: Fix comment typos.
230 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
232 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
234 * doc/tm.texi (Target Hooks): Document
235 TARGET_RESOLVE_OVERLOADED_BUILTIN.
237 2005-05-04 Paul Brook <paul@codesourcery.com>
239 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
241 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
243 * dwarf2out.c (incomplete_types, retry_incomplete_types,
244 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
245 of VARRAY.
247 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
248 get_expansion, expand_var_during_unrolling,
249 insert_var_expansion_initialization,
250 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
251 instead of VARRAY.
253 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
254 update_stmt.
256 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
258 PR middle-end/15618
259 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
260 the same as INTEGER_TYPE.
261 (fold_binary): Fold "bool_var != 0" to bool_var.
262 Fold "bool_var == 1" to bool_var.
264 2004-05-03 Richard Henderson <rth@redhat.com>
266 PR middle-end/21318
267 * function.c (instantiate_virtual_regs_in_insn): Use the mode
268 from recog_data instead of insn_data.
270 2005-05-03 DJ Delorie <dj@redhat.com>
272 * common.opt (fdiagnostics-show-option): No variable is needed.
273 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
274 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
275 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
276 Save and restore original message format. Use flag in context
277 instead of global.
278 (warning): Don't test for enabled warnings here.
279 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
280 here.
282 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
284 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
285 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
286 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
287 * aclocal.m4: Don't include accross.m4.
288 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
289 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
290 * configure, config.in: Regenerate.
292 2005-05-04 Jakub Jelinek <jakub@redhat.com>
294 PR middle-end/21265
295 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
296 (clear_storage): Add argument.
297 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
298 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
299 tailcall.
300 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
301 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
302 (store_expr, store_constructor): Adjust callers.
303 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
304 to emit_block_move if CALL_EXPR_TAILCALL (exp).
305 (expand_builtin_memmove): Add ORIG_EXP argument, copy
306 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
307 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
308 with EXP. Pass EXP to expand_builtin_memmove.
309 (expand_builtin_memset): Add ORIG_EXP argument, pass
310 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
311 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
312 Pass EXP to expand_builtin_memset.
313 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
314 the new CALL_EXPR.
315 (expand_builtin_strncmp): Likewise.
316 (expand_builtin_printf): Replace ARGLIST argument with EXP.
317 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
318 (expand_builtin_fprintf): Likewise.
319 (expand_builtin): Adjust calls to
320 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
322 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
323 item in V4SF mode.
325 PR rtl-optimization/21239
326 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
328 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
330 * tree-flow.h (tree_ann_common_d): Move aux to ...
331 (stmt_ann_d): ... here.
332 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
333 move_computations_stmt, schedule_sm): Update references to
334 aux.
335 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
337 * tree-cfg.c (remove_bb): Remove a redundant call to
338 set_bb_for_stmt.
339 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
340 Likewise.
342 2005-05-03 Richard Henderson <rth@redhat.com>
344 * config/rs6000/rs6000.c: Remove conflict markers.
346 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
348 2005-05-03 James E Wilson <wilson@specifixinc.com>
350 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
352 2005-05-03 DJ Delorie <dj@redhat.com>
354 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
355 decide if the warning will be printed.
356 * calls.c (expand_call): Likewise.
357 * function.c (init-function_start): Likewise.
359 * common.opt (-fdiagnostics-show-option): New.
360 * opts.c (option_enabled): Accept the option index instead of a
361 pointer to the option descriptor.
362 * opts.h (option_enabled): Likewise.
363 * toplev.c (print_switch_values): Pass option index, not option
364 descriptor.
365 * diagnostic.h (diagnostic_info): Add option_index.
366 * diagnostic.c: Include opts.h.
367 (diagnostic_set_info): Initialize option_index.
368 (diagnostic_report_diagnostic): Amend option name if appropriate.
369 (warning): Check to see if the specified warning is enabled.
370 Store option index.
371 * doc/invoke.texi (-fdiagnostics-show-options): Document.
373 2005-05-03 Richard Henderson <rth@redhat.com>
375 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
376 SPEC_OR_GEN_REGS definitions.
378 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
380 PR target/16888
381 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
382 for unavailable registers.
384 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
386 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
388 * cfglayout.c (block_locators_blocks,
389 insn_locators_initialize, insn_scope): Use VEC instead of
390 VARRAY.
392 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
393 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
394 VARRAY.
396 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
398 * config/sparc/predicates.md (const_compl_high_operand): New.
399 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
400 gen_safe_HIGH64.
401 (sparc_emit_set_const64_quick1): Adjust for above change.
402 (sparc_emit_set_const64_quick2): Likewise.
403 (sparc_emit_set_const64_longway): Likewise.
404 (sparc_emit_set_const64): Likewise.
405 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
406 movdi_const64_special): Delete.
407 (logical constant splitters): Use const_compl_high_operand.
409 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
411 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
412 rather than STRIP_NOPS.
414 2005-05-03 Jakub Jelinek <jakub@redhat.com>
416 PR rtl-optimization/21330
417 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
418 returning non-NULL.
419 (unswitch_single_loop): Clear cinsn when retrying.
421 PR target/21297
422 * config/i386/i386.c (legitimize_address): When canonicalizing
423 ASHIFT into MULT, multiply by 1 << shift_count instead of
424 1 << log2 (shift_count).
426 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
428 * lambda-code.c (gcc_loop_to_lambda_loop,
429 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
430 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
431 generic operand interface.
432 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
433 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
434 generic operand interface.
435 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
436 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
437 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
438 num_imm_uses): Use ssa_use_operand_t.
439 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
440 get_v_must_def_ops): Delete.
441 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
442 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
443 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
444 get_v_must_def_kill_ptr): Delete.
445 (delink_stmt_imm_use): Move and use new operand interface.
446 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
447 op_iter_next_tree): Use new operand implementation.
448 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
449 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
450 type check.
451 (op_iter_next_mustdef, op_iter_next_maydef,
452 op_iter_next_must_and_may_def): Delete. Replace with...
453 (op_iter_next_maymustdef): New. Combine must and may next operations.
454 (op_iter_init_maydef, op_iter_init_mustdef,
455 op_iter_init_must_and_may_def): Use new interface.
456 (single_ssa_tree_operand ): New. Process single operands only as trees.
457 (single_ssa_use_operand): New. Process single operands only as uses.
458 (single_ssa_def_operand): New. Process single operands only as defs.
459 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
460 specified types.
461 (num_ssa_operands): New. Count the number of specified operands.
462 (compare_ssa_operands_equal): New. Compare two statements' operands.
463 (single_phi_def): New. Return true if PHI has one def of the specified
464 operand type.
465 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
466 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
467 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
468 (struct stmt_ann_d): Operands field no longer require GTY().
469 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
470 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
471 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
472 dump_replaceable_exprs, rewrite_trees): Use generic interface.
473 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
474 Use use_operand_p instead of ssa_imm_use_t *.
475 * tree-pretty-print.c (dump_vops): check if operands are active before
476 dumping virtual operands.
477 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
478 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
479 (ccp_fold): Use new interface.
480 (ccp_visit_stmt): Remove unused variables and code.
481 (convert_to_gimple_builtin): Insert statements before calling
482 mark_new_vars_to_rename.
483 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
484 (copy_prop_visit_cond_stmt): Use generic interface.
485 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
486 annotation in table.
487 (thread_across_edge): Use generic interface.
488 (initialize_hash_element): Initialzie with stmt, not annotation.
489 (eliminate_redundant_computations): Use generic interface.
490 (record_equivalences_from_stmt): Pass stmt, not annotation.
491 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
492 interface.
493 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
494 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
495 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
496 generic operand interface.
497 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
498 interface.
499 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
500 Interface.
501 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
502 (build_defs, build_uses, build_v_may_defs, build_vuses,
503 build_v_must_defs): Change type to struct opbuild_list_d.
504 (ops_active): New. Operands active boolean.
505 (operand_memory, operand_memory_index): New. Operand memory managers.
506 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
507 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
508 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
509 Change from functions to static variable list heads.
510 (opbuild_initialize_virtual): New. Initialize a virtual build list.
511 (opbuild_initialize_real): New. Initialize a virtual build list.
512 (opbuild_free): New. Free a build list.
513 (opbuild_num_elems): New. Number of items in a list.
514 (opbuild_append_real): New. Add a real (tree *) operand.
515 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
516 (opbuild_first): New. Return first element index in a list.
517 (opbuild_next): New. Return next element in a list.
518 (opbuild_elem_real): New. Return real element.
519 (opbuild_elem_virtual): New. Return virtual element.
520 (opbuild_elem_uid): New. Return UID of virtual element.
521 (opbuild_clear): New. Reset an operand list.
522 (opbuild_remove_elem): New. Remove an element form a list.
523 (ssa_operands_active): New. Return true if operand cache is active.
524 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
525 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
526 (correct_use_link): Use use_operand_p.
527 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
528 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
529 (cleanup_v_may_defs): Use new implmentation.
530 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
531 implementation.
532 (append_def, append_use, append_v_may_def, append_vuse,
533 append_v_must_def): Call opbuild_append routine instead of using varray.
534 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
535 global parse_old_ops variable.
536 (free_ssa_operands): New implementation.
537 (update_stmt_operands): Move. Change argument to build_ssa_operands.
538 (copy_virtual_operands): Move. New generic implementation.
539 (create_ssa_artficial_load_stmt): Move. New implementation.
540 (swap_tree_operands): Update for new implementation.
541 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
542 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
543 rather than a varray.
544 (verify_imm_links): Use use_operand_p.
545 (dump_immediate_uses_for): If the immediate use variable is a virtual
546 variable, show the virtual ops in the stmt.
547 * tree-ssa-operands.h (def_operand_p): No longer a structure.
548 (NULL_DEF_OPERAND_P): Now a #define.
549 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
550 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
551 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
552 mustdef_optype_d): New. Use Linked list representation.
553 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
554 (struct ssa_operand_memory_d): New. Allocated Chunk node.
555 (struct stmt_operands_d): Change to new pointers that are not GTY.
556 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
557 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
558 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
559 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
560 SET_V_MUST_DEF_KILL): Delete.
561 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
562 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
563 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
564 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
565 (enum ssa_op_iter_type): Operand iterator typechecking values.
566 (struct ssa_operand_iterator_d): Use linked lists of operands.
567 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
568 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
569 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
570 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
571 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
572 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
573 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
574 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
575 * tree-ssa-opfinalize.h: New. Function templates for expansion.
576 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
577 alloc_vuse, and alloc_mustdef.
578 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
579 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
580 and finalize_ssa_v_must_def_ops.
581 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
582 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
583 stmt around.
584 (compute_avail): Use generic iterator interface.
585 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
586 (stmt_makes_single_load, stmt_makes_single_store): Use
587 ZERO_SSA_OPERANDS.
588 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
589 (statement_sink_location): Use generic interface.
590 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
591 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
592 reset the immediate use link nodes.
593 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
594 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
595 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
596 (eliminate_tail_call): Use generic operand interface.
597 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
598 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
599 interface.
600 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
601 interface.
602 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
603 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
604 vuse_optype.
605 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
606 Use statement pointer instead of vuse_optype. Use generic interface.
607 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
608 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
609 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
610 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
611 * doc/tree-ssa.texi: Update documentation for operand interface.
613 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
615 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
616 gcc_unreachable as appropriate.
617 (machopic_function_base_name, machopic_indirect_data_reference,
618 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
619 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
620 * config/rs6000/altivec.md (*mov<mode>_internal,
621 build_vector_mask_for_load): Likewise.
622 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
623 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
624 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
625 * config/rs6000/predicates.md (easy_fp_constant,
626 logical_operand): Likewise.
627 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
628 compute_save_world_info, rs6000_emit_prologue,
629 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
630 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
631 directly.
633 2005-05-03 Uros Bizjak <uros@kss-loka.si>
635 PR middle-end/21282
636 * convert.c (convert_to_integer): Convert ceil and floor in
637 c99 mode only.
639 2005-04-29 Geoffrey Keating <geoffk@apple.com>
641 PR target/20813
642 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
643 define_insn_and_split. Split only when memory operand is
644 offsettable. Use adjust_address rather than plus_constant.
645 (floatunssidf2_internal): Likewise.
646 (fix_truncdfsi2_internal): Split only when memory operand is
647 offsettable. Use adjust_address rather than plus_constant.
648 (fix_trunctfsi2_internal): Likewise.
649 (floatsidf2_internal): Likewise.
651 2005-05-02 Diego Novillo <dnovillo@redhat.com>
653 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
654 (set_value_range_to_null): Likewise.
655 (set_value_range_to_varying): New function. Use it in all
656 call sites that used to call set_value_range (vr, VR_VARYING, ...).
657 (extract_range_from_assert): If the integral type has a
658 super-type, and LIMIT is not within MIN and MAX values of that
659 type, set the resulting range to VR_VARYING.
661 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
663 * config/mmix/mmix.opt: New file.
664 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
665 (mmix_cc1_ignored_option): Don't declare.
666 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
667 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
668 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
669 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
670 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
671 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
672 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
673 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
674 Don't define.
675 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
676 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
677 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
679 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
681 PR c/15698
682 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
683 * c-decl.c (current_function_prototype_built_in,
684 current_function_prototype_arg_types): New.
685 (merge_decls): Keep source location of prototype followed by
686 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
687 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
688 (start_function): Always set current_function_prototype_locus,
689 current_function_prototype_built_in and
690 current_function_prototype_arg_types. Check for external
691 prototype whether or not visible for external function and set
692 current_function_prototype_arg_types accordingly.
693 (store_parm_decls_oldstyle): Use
694 current_function_prototype_arg_types for checking old-style
695 definition against prototype. Give warnings only if
696 current_function_prototype_built_in).
698 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
700 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
701 (ggc_alloc_zone_stat): Don't define.
702 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
703 ggc_alloc_zone_pass_stat.
704 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
705 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
706 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
708 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
710 * calls.c (expand_call): Handle current_function_pretend_args_size
711 when checking for sibcalls.
713 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
715 PR tree-optimization/21294
716 * tree-vrp.c (vrp_expr_computes_nonzero): New.
717 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
719 2005-05-02 Janis Johnson <janis187@us.ibm.com>
721 PR 19985
722 * gcov-io.h: Declare gcov external functions hidden.
724 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
726 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
727 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
728 Use VEC instead of VARRAY.
729 (equiv_free): New.
731 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
732 out common code.
734 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
736 * c-common.c (resolve_overloaded_builtin): Forward to target
737 hook for BUILT_IN_MD built-ins.
738 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
739 for all types of built-in.
740 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
741 in the definition of the target hooks struct.
742 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
743 * config/rs6000/altivec.h: Rewritten.
744 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
745 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
746 rs6000_builtin_type, rs6000_builtin_type_compatible,
747 altivec_overloaded_builtins, rs6000_builtin_type,
748 rs6000_builtin_type_compatible): New.
749 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
750 New.
751 (def_builtin): Turn into a function. Check for duplicates and store
752 the builtin into rs6000_builtin_decls.
753 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
754 bdesc_1arg): Add overloaded builtins.
755 (altivec_expand_builtin): Check for unresolved overloaded builtins,
756 do not support ALTIVEC_COMPILETIME_ERROR.
757 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
758 nodes to represent front-end types.
759 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
760 with opaque arguments and/or return values.
761 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
762 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
763 (rs6000_builtin_type_index): New.
764 (is_ev64_opaque_type): Rename to...
765 (rs6000_is_opaque_type): ... this.
766 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
767 target hook.
769 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
771 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
772 instead of VARRAY.
774 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
775 Bernd Schmidt <bernd.schmidt@analog.com>
777 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
778 print_address_operand, print_operand, legitimize_pic_address,
779 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
780 output_pop_multiple): Use gcc_assert or gcc_unreachable as
781 appropriate.
782 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
784 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
786 * doc/passes.texi: Document vectorization pass.
788 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
790 * tree-scalar-evolution.c (get_exit_conditions_rec,
791 select_loops_exit_conditions,
792 number_of_iterations_for_all_loops,
793 analyze_scalar_evolution_for_all_loop_phi_nodes,
794 scev_analysis): Use VEC instead of VARRAY.
796 2005-05-02 Michael Matz <matz@suse.de>
798 PR c++/19542
799 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
800 (warn_strict_null_sentinel): Define.
801 (check_function_sentinel): Check for null_node as valid sentinel too.
802 * c-common.h (c_tree_index): Added CTI_NULL.
803 (null_node) Define global_tree[CTI_NULL].
804 (warn_strict_null_sentinel): Declare.
805 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
806 * c.opt: (Wstrict-null-sentinel): New C++ option.
807 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
809 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
811 * gimplify.c (gimplify_compound_lval): Use VEC instead of
812 VARRAY.
814 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
816 * dwarf2out.c (decl_scope_table, push_decl_scope,
817 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
818 instead of VARRAY.
820 2005-05-01 Mark Mitchell <mark@codesourcery.com>
822 PR C++/14391
823 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
824 if !flag_weak.
825 * doc/cpp.texi (__DEPRECATED): Document.
826 (__EXCEPTIONS): Likewise.
827 (__GXX_WEAK__): Likewise.
829 * function.c (INVOKE__main): Do not define.
830 (expand_main_function): Check HAS_INIT_SECTION when determining
831 whether or not to call __main.
833 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
835 * tree-ssa-loop-ivopts.c: Fix a comment typo.
837 2005-01-05 Paul Brook <paul@codesourcery.com>
839 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
840 (INITIALIZE_TRAMPOLINE): Use it.
841 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
842 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
843 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
845 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
847 * doc/install.texi (Specific): Omit dots in the @anchors names
848 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
849 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
851 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
853 PR tree-optimization/18316
854 PR tree-optimization/19126
855 * tree.c (build_int_cst_type): Avoid shift by size of type.
856 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
857 argument.
858 * tree-scalar-evolution.h (simple_iv): Declaration changed.
859 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
860 field.
861 (dump_cand): Dump depends_on information.
862 (determine_biv_step): Add argument to simple_iv call.
863 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
864 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
865 constant.
866 (add_candidate_1): Record depends_on for candidates.
867 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
868 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
869 Handle ivs with nonconstant step.
870 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
871 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
872 (create_new_iv): Unshare the step before passing it to create_iv.
873 (free_loop_data): Free cand->depends_on.
874 (build_addr_strip_iref): New function.
875 (find_interesting_uses_address): Use build_addr_strip_iref.
876 (strip_offset_1): Split the recursive part from strip_offset.
877 Strip constant offset component_refs and array_refs.
878 (strip_offset): Split the recursive part to strip_offset_1.
879 (add_address_candidates): Removed.
880 (add_derived_ivs_candidates): Do not use add_address_candidates.
881 (add_iv_value_candidates): Add candidates with stripped constant
882 offset. Consider all candidates with initial value 0 important.
883 (struct affine_tree_combination): New.
884 (aff_combination_const, aff_combination_elt, aff_combination_scale,
885 aff_combination_add_elt, aff_combination_add,
886 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
887 fold_affine_sum): New functions.
888 (get_computation_at): Use fold_affine_sum.
889 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
890 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
891 to simple_iv call.
893 2005-04-30 Michael Matz <matz@suse.de>
895 * config/i386/i386.md (movmemsi): Also active when
896 TARGET_INLINE_ALL_STRINGOPS.
898 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
900 PR bootstrap/20633
901 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
903 2005-04-30 Paul Brook <paul@codesourcery.com>
905 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
906 thumb mode.
907 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
908 * config/arm/ieee754-sf.S: Ditto.
909 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
910 (FUNC_ALIAS): Use .thumb_set for thumb routines.
912 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
914 * tree-ssanames.c: Fix a comment typo.
915 * doc/options.texi: Fix a typo.
917 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
919 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
920 gcc_unreachable as appropriate.
921 (split_adds_subs, cond_string, print_operand,
922 h8300_initial_elimination_offset, h8300_classify_operand,
923 h8300_unary_length, h8300_short_immediate_length,
924 h8300_bitfield_length, h8300_binary_length,
925 h8300_insn_length_from_table, compute_mov_length, output_plussi,
926 compute_plussi_length, compute_plussi_cc, output_logical_op,
927 compute_logical_op_length, compute_logical_op_cc,
928 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
929 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
930 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
931 h8300_regs_ok_for_stm): Likewise.
932 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
933 monitor_prologue): Likewise.
935 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
937 * loop-invariant.c (invariants, create_new_invariant,
938 get_inv_cost, best_gain_for_invariant,
939 find_invariants_to_move, move_invariants,
940 init_inv_motion_data, free_inv_motion_data): Use VEC instead
941 of VARRAY.
943 2005-04-29 Richard Henderson <rth@redhat.com>
945 * function.c (instantiate_decls): Remove valid_only argument.
946 (instantiate_decls_1, instantiate_decl): Likewise.
947 (instantiate_virtual_regs_1): Delete.
948 (instantiate_virtual_regs_lossage): Delete.
949 (instantiate_virtual_regs_in_rtx): New.
950 (safe_insn_predicate): New.
951 (instantiate_virtual_regs_in_insn): New.
952 (instantiate_virtual_regs): Update to match all that. Only run
953 instantiate_decls once.
955 2005-04-29 Richard Henderson <rth@redhat.com>
956 Daniel Jacobowitz <dan@codesourcery.com>
958 * gengtype.c (write_func_for_structure): Split out ...
959 (output_type_enum): ... new function. Fix thinko accessing
960 TYPE_PARAM_STRUCT data.
962 2005-04-29 Tom Tromey <tromey@redhat.com>
964 * tree.c (build_block): Removed unused 'tags' argument.
965 * tree.h (build_block): Removed argument.
967 2005-04-29 Michael Matz <matz@suse.de>
969 PR rtl-optimization/21144
970 * postreload.c (reload_cse_move2add): Check for VOIDmode.
972 2005-04-29 Bob Wilson <bob.wilson@acm.org>
974 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
975 flag_reorder_blocks.
977 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
979 PR tree-optimization/21030
980 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
981 ranges where VR->MAX is smaller than VR->MIN.
983 2005-04-29 Devang Patel <dpatel@apple.com>
985 PR tree-optimization/21272
986 PR tree-optimization/21266
987 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
989 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
991 * tree-flow-inline.h: Fix a comment typo.
992 * doc/tree-ssa.texi: Fix a typo.
994 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
996 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
998 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
999 gcc_unreachable as appropriate.
1000 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
1001 fr30_print_operand, fr30_move_double): Likewise.
1002 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
1004 2005-04-29 Mark Mitchell <mark@codesourcery.com>
1006 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
1007 definition has already been provided.
1008 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1009 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
1010 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1012 2005-04-29 Jim Tison <jtison@us.ibm.com>
1014 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
1015 trace hooks calls to improve performance.
1017 2005-04-29 Julian Brown <julian@codesourcery.com>
1018 Mark Mitchell <mark@codesourcery.com>
1019 Paul Brook <paul@codesourcery.com>
1021 * crtstuff.c: Handle targets that use .init_array.
1022 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
1023 that INVOKE__main is set correctly.
1024 (expand_main_function): Test INVOKE__main.
1025 * libgcc2.c: Do not define __main when using .init_array.
1026 * config/arm/arm.c (arm_elf_asm_constructor): New function.
1027 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
1028 libgcc version.
1029 (DTORS_SECTION_ASM_OP): Likewise.
1030 (CTOR_LIST_BEGIN): Define specially when in libgcc.
1031 (CTOR_LIST_END): Likewise.
1032 (DTOR_LIST_BEGIN): Likewise.
1033 (DTOR_LIST_END): Likewise.
1034 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
1035 (FINI_SECTION_ASM_OP): Likewise.
1036 (INIT_ARRAY_SECTION_ASM_OP): Define.
1037 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1038 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
1039 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
1040 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
1041 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1043 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1045 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
1046 gcc_assert and gcc_unreachable as appropriate.
1047 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
1048 const_int_cost, output_move_const_into_data_reg,
1049 output_move_qimode, output_move_double, find_addr_reg,
1050 print_operand, print_operand_address): Likewise.
1051 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
1052 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
1053 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
1054 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
1055 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
1056 conditional_trap): Likewise.
1057 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
1059 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1061 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
1062 gcc_unreachable as appropriate.
1063 (gen_conditional_move, xtensa_split_operand_pair,
1064 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
1065 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
1066 xtensa_copy_incoming_a7, xtensa_output_literal,
1067 xtensa_output_literal, xtensa_output_literal): Likewise.
1068 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1069 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
1070 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
1071 movsicc_internal1, movsfcc_internal0,
1072 movsfcc_internal1): Likewise.
1074 2005-04-28 James E Wilson <wilson@specifixinc.com>
1076 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
1077 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
1079 2005-04-28 DJ Delorie <dj@redhat.com>
1081 * opt-functions.awk (var_set): Emit proper initializer for
1082 non-target bitfields.
1084 2005-04-28 Devang Patel <dpatel@apple.com>
1086 * dbxout.c (have_used_extensions): Remove.
1087 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
1088 have_used_extensions.
1090 2005-04-28 James E Wilson <wilson@specifixinc.com>
1092 * doc/install.texi: Update -enable-languages info. Correct path to
1093 html docs.
1095 2005-04-28 DJ Delorie <dj@redhat.com>
1097 * optc-gen.awk (END): Make sure no variable is defined more
1098 than once.
1099 * opth-gen.awk (END): Allocate bits on a per-variable basis.
1100 Allow for bitfield variables other than target_flags.
1101 * doc/options.text (Mask): Document that you may specify a
1102 variable other than target_flags.
1104 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
1106 PR rtl-optimization/18877
1107 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
1108 number in val.start.
1110 2005-04-28 David Edelsohn <edelsohn@gnu.org>
1112 PR target/20813
1113 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
1114 MASK_PPC_GFXOPT.
1115 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1116 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1117 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
1119 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
1121 * arm.c (legitimize_pic_address): Fix sense of assertion test for
1122 creating pseudos when the base offset is too large.
1124 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1126 * global.c (earlyclobber_regclass): Change the type to
1127 VEC(int,heap).
1128 (check_earlyclobber): Update uses of earlyclobber_regclass.
1129 (mark_reg_use_for_earlyclobber): Likewise.
1130 (calculate_local_reg_bb_info): Allocate and free
1131 earlyclobber_regclass using the VEC API.
1133 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
1135 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
1136 assert.
1138 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1140 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
1141 (*targetm.foo).
1143 * config.gcc: Obsolete c4x-* and tic4x-*.
1145 * tree.h (edge_def): Remove.
1147 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
1148 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
1149 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
1150 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
1151 where appropriate.
1153 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
1154 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
1155 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
1156 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
1157 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
1158 machmode.def, mips-tfile.c, params.c, pretty-print.c,
1159 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
1160 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
1161 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
1162 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
1163 config/i386/cygming.h, config/i386/djgpp.h,
1164 config/i386/lynx.h, config/i386/netware.c,
1165 config/i386/winnt.c, config/ia64/ia64-c.c,
1166 config/iq2000/iq2000.c, config/m32r/little.h,
1167 config/m68k/m68k-protos.h, config/m68k/m68k.h,
1168 config/m68k/m68k.md, config/mcore/mcore.c,
1169 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
1170 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
1171 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
1172 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
1173 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
1174 config/pdp11/pdp11.h, config/rs6000/darwin.h,
1175 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
1176 config/s390/2064.md, config/s390/2084.md,
1177 config/s390/s390-modes.def, config/s390/s390-protos.h,
1178 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
1179 config/stormy16/stormy16.c, config/vax/vax-protos.h,
1180 config/vax/vax.c, config/vax/vax.h,
1181 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
1182 copyright.
1184 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
1186 * c-typeck.c (build_compound_expr): Correct logic in last change.
1188 2005-04-27 James E. Wilson <wilson@specifixinc.com>
1190 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
1191 parameters. Replace conditional move code with assert checking for
1192 ar.lc. Delete obsolete comments.
1193 (set_src_needs_barrier): Delete cond parameter, and code using it.
1194 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
1195 assert checking for PR_REGS. Fix calls to update_set_flags and
1196 set_src_needs_barrier.
1197 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
1198 callers. Rewrite explanatory comment before the function.
1199 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
1200 Fix all callers.
1202 2005-04-27 Mike Stump <mrs@apple.com>
1204 * doc/cpp.texi: gcc now implements universal character names.
1206 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1208 PR c/21159
1209 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1210 being a compound expression whose right-hand side is cast to void.
1212 2005-04-27 Caroline Tice <ctice@apple.com>
1214 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1215 Remove targetm.have_named_sections test.
1216 (fix_edges_for_rarely_executed_code): Likewise.
1217 (insert_section_boundary_note): Likewise.
1218 (reorder_basic_blocks): Check partitioning flag before calling
1219 verify_hot_cold_block_grouping.
1220 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1221 the function struct rather than global variables.
1222 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1223 (COLD_END_LABEL): Likewise
1224 (cold_text_section_label): New static global variable.
1225 (cold_end_label): Likewise.
1226 (dwarf2out_switch_text_section): Get hot/cold section labels from
1227 the function struct rather than global variables; test to make sure
1228 cfun is defined.
1229 (output_aranges): Use cold_text_section_label and cold_end_label;
1230 check partitioning flag before putting out delta.
1231 (output_ranges): Remove incorrect code attempting to use
1232 hot/cold labels.
1233 (output_line_info): Get cold section label from function struct; test
1234 to make sure cfun is defined.
1235 (add_location_or_const_value_attribute): Likewise.
1236 (dwarf2out_var_location): Likewise.
1237 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1238 write out cold_text_section_label if partition flag is set.
1239 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1240 * function.h (struct function): Add new fields to point to hot/cold
1241 section labels: hot_section_label, cold_section_label,
1242 hot_section_end_label and cold_section_end_label; also add new field
1243 for cold text section name, unlikely_text_section_name.
1244 * opts.c (decode_options): Turn off partitioning flag if
1245 !targetm.have_named_sections.
1246 * output.h (hot_section_label): Remove.
1247 (hot_section_end_label): Remove.
1248 (cold_section_end_label): Remove.
1249 (unlikely_section_label): Remove.
1250 (unlikely_text_section_name): Remove.
1251 * passes.c (rest_of_handle_final): Remove extra blank line.
1252 * varasm.c (unlikely_section_label): Remove.
1253 (hot_section_label): Remove.
1254 (hot_section_end_label): Remove.
1255 (cold_section_end_label): Remove.
1256 (unlikely_text_section_name): Remove.
1257 (initialize_cold_section_name): Modify to call
1258 targetm.strip_name_encoding; to store cold section name in current
1259 function struct, if it exists; and to only use the decl_section_name
1260 if flag_named_sections is true.
1261 (unlikely_text_section): Modify to get section name out of current
1262 function struct, if there is one; otherwise build it from
1263 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1264 (in_unlikely_text_section): Likewise.
1265 (named_section): Modify to get/put cold section name in current function
1266 struct, if there is one.
1267 (function_section): Change 'bool unlikely' to 'int reloc'; check
1268 targetm.have_named_sections before calling named_section.
1269 (current_function_section): Likewise.
1270 (assemble_start_function): Modify to get/put unlikely_text_section_name
1271 in current function struct; modify to get hot/cold section labels
1272 from function struct; initialize labels using
1273 ASM_GENERATE_INTERNAL_LABEL;
1274 test partitioning flag before writing out hot section label.
1275 (assemble_end_function): Test partitioning flag before writing out
1276 hot/cold section labels.
1277 (default_section_type_flags_1): Get cold text section name from
1278 function struct if there is one; Set flags correctly for
1279 cold text section if there is not a current function struct.
1281 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1283 * tree-ssa-propagate.c (set_rhs): Revert last change.
1285 2005-04-27 Steve Ellcey <sje@cup.hp.com>
1287 * explow.c (convert_memory_address): Add gcc_assert.
1289 2005-04-27 Mark Mitchell <mark@codesourcery.com>
1291 * configure.ac: Check for ld --sysroot support.
1292 * gcc.c: Document %R specifier for specs.
1293 (SYSROOT_SPEC): New macro.
1294 (sysroot_spec): New variable.
1295 (static_specs): Add sysroot_spec.
1296 (main): Pass the sysroot spec to the linker if appropriate.
1297 * configure: Regenerated.
1298 * config.in: Likewise.
1300 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1302 * fold-const.c (fold_binary): Use build_fold_addr_expr
1303 for address calculation and INDIRECT_REF handling.
1305 2005-04-27 Andrew Haley <aph@redhat.com>
1307 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1309 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1311 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1312 pointer when thumb backtracing is on.
1314 * config/fp-bit.c (abort): Revert change.
1316 2005-04-27 Ian Lance Taylor <ian@airs.com>
1318 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1320 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1322 * tree-ssa-dce.c: Fix a comment typo.
1324 2005-04-27 David S. Miller <davem@davemloft.net>
1326 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1327 Kill setjmpless_size. current_function_calls_setjmp is completely
1328 computed when we are called, so just use the optimized size value
1329 instead of using REG_SAVE_AREA notes.
1330 (optimize_save_area_alloca): Delete....
1331 * rtl.h (optimize_save_area_alloca): Likewise...
1332 * passes.c (rest_of_compilation): and don't call it any more.
1333 * reg-notes.def (SAVE_AREA): Delete.
1335 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1337 * config/fp-bit.c (abort): Add noreturn attribute.
1339 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1340 gcc_unreachable as appropriate.
1341 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1342 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1343 ASM_OUTPUT_REG_POP): Likewise.
1345 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1347 * tree-complex.c (expand_vector_operations_1): Do not build
1348 VIEW_CONVERT_EXPR's for the lhs.
1350 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1352 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1353 unnecessary noncanonical RTL handling.
1354 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1355 gcc_assert and gcc_unreachable.
1357 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1358 gcc_unreachable as appropriate.
1359 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1360 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1361 use_return_insn, const_ok_for_op, arm_gen_constant,
1362 arm_canonicalize_comparison, legitimize_pic_address,
1363 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1364 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1365 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1366 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1367 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1368 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1369 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1370 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1371 output_call, output_mov_long_double_fpa_from_arm,
1372 output_mov_long_double_arm_from_fpa,
1373 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1374 output_move_double, arithmetic_instr, shift_op, int_log2,
1375 output_return_instruction, arm_output_function_prologue,
1376 arm_output_epilogue, arm_output_function_epilogue,
1377 emit_multi_reg_push, arm_get_frame_offsets,
1378 arm_compute_initial_elimination_offset, arm_expand_prologue,
1379 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1380 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1381 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1382 thumb_compute_initial_elimination_offset,
1383 thumb_output_function_prologue, thumb_load_double_from_address,
1384 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1385 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1386 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1387 * config/arm/arm.md (thumb_extendhisi2,
1388 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1389 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1390 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1391 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1392 * config/arm/cirrus.md (*cirrus_arm_movdi,
1393 *cirrus_movdf_hard_insn): Likewise.
1394 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1396 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1398 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1399 (num_ssa_names): Use VEC_length.
1400 (ssa_names): Use VEC_index.
1401 * tree-ssanames.c (ssa_names): Change the type to
1402 VEC(tree,gc).
1403 (init_ssanames, fini_ssa_names, make_ssanames,
1404 release_ssa_name): Update uses of ssa_names.
1406 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1407 Use fold_buildN instead of fold (buildN (...)).
1409 2005-04-27 Devang Patel <dpatel@apple.com>
1411 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1413 2005-04-27 Matt Thomas <matt@3am-software.com>
1414 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1416 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1417 (vax_output_mi_thunk): Ditto.
1418 (vax_notice_cc_update): Ditto.
1419 (INDEX_REGISTER_P): Add trailing \.
1420 (BASE_REGISTER_P): Add trailing \.
1421 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1423 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1425 * tree-ssa-propagate.c (set_rhs): Check operand of
1426 ADDR_EXPR for gimpliness, too.
1428 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1430 * tree-ssa-pre.c: Fix a comment typo.
1432 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1434 PR tree-optimization/21171
1435 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1436 record address uses if the reference is volatile.
1438 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1440 * tree-complex.c (expand_vector_operation): New, extracted from
1441 expand_vector_operations_1.
1442 (tree_vec_extract): Build a NOP_EXPR.
1443 (expand_vec_parallel): Do not care about returning the correct type.
1444 (expand_vector_operations_1): Call expand_vector_operation.
1445 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1447 * tree-complex.c (gate_expand_vector_operations): New.
1448 (pass_lower_vector_ssa): Use it.
1449 * tree-optimize.c (init_tree_optimization_passes): Include
1450 pass_lower_vector_ssa.
1451 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1452 (vectorizable_operation): Use it.
1453 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1454 integer modes for the vector type.
1456 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1457 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1458 Do not cope with UNITS_PER_SIMD_WORD == 0.
1459 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1460 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1461 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1462 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1463 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1464 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1465 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1467 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1468 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1469 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1471 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1472 (UNITS_PER_SIMD_WORD): New.
1474 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1476 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1477 gcc_unreachable as appropriate.
1478 (ia64_expand_load_address, ia64_expand_tls_address,
1479 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1480 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1481 next_scratch_gr_reg, ia64_initial_elimination_offset,
1482 ia64_expand_prologue, ia64_expand_epilogue,
1483 ia64_output_dwarf_dtprel, ia64_print_operand,
1484 ia64_register_move_cost, first_instruction, rws_access_regno,
1485 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1486 ia64_sched_init, ia64_variable_issue,
1487 ia64_first_cycle_multipass_dfs_lookahead_guard,
1488 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1489 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1490 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1491 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1492 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1493 * config/ia64/predicates.md (got_symbolic_operand,
1494 sdata_symbolic_operand): Likewise.
1495 * config/ia64/vect.md (vcondv2sf): Likewise.
1497 2005-04-27 Matt Thomas <matt@3am-software.com>
1499 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1500 CONSTANT_ADDRESS_P in config/vax/vax.h
1501 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1502 (INDEX_REGISTER_P): New.
1503 (BASE_REGISTER_P): New.
1504 (indirectable_constant_address_p): New. Adapted from
1505 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1506 (indirectable_address_p): New. Adapted from
1507 INDIRECTABLE_ADDRESS_P in vax.h.
1508 (nonindexed_address_p): New. Adapted from
1509 GO_IF_NONINDEXED_ADDRESS in vax.h.
1510 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1511 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1512 (legitimate_address_p): New. Adapted from
1513 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1514 (vax_mode_dependent_address_p): New. Adapted from
1515 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1516 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1517 legitimate_constant_address_p.
1518 (CONSTANT_P): Use legitimate_constant_p.
1519 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1520 (INDIRECTABLE_ADDRESS_P): Removed.
1521 (GO_IF_NONINDEXED_ADDRESS): Removed.
1522 (INDEX_TEMP_P): Removed.
1523 (GO_IF_REG_PLUS_INDEX): Removed.
1524 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1525 definitions, depending on whether REG_OK_STRICT is defined.
1526 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1527 Two definitions, depending on whether REG_OK_STRICT is defined.
1528 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1529 added.
1530 (legitimate_constant_p): Prototype added.
1531 (legitimate_address_p): Prototype added.
1532 (vax_mode_dependent_address_p): Prototype added.
1534 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1536 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1538 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1540 PR c/21213
1541 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1542 transparent union.
1544 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1546 PR c/20740
1547 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1548 assertion failures, if __gcc_host_wide_int__ is not properly
1549 defined.
1550 (init_dynamic_diag_info): Give errors, not assertion failures, if
1551 location_t, tree or __gcc_host_wide_int__ are not properly
1552 defined.
1554 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1556 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1557 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1558 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1559 prepare_decl_rtl, free_loop_data,
1560 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1561 VARRAY.
1563 * tree.h (tree_phi_node): Add a comment about the order of PHI
1564 arguments.
1566 2005-04-26 Paul Brook <paul@codesourcery.com>
1568 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1570 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1572 * config/mips.mips.c (mips_legitimize_tls_address): Use
1573 gcc_unreachable.
1575 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1576 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1577 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1579 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1580 'abort'.
1582 2005-04-26 Jeff Law <law@redhat.com>
1584 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1585 (op_iter_init_must_and_may_def): Likewise.
1586 (unmodifiable_var_p): Move to a later point in the file.
1587 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1588 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1589 (dse_record_phis): Directly check for virtual operands rather than
1590 using need_imm_uses_for.
1591 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1592 store has multiple V_{MAY,MUST}_DEF operands.
1594 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1596 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1597 stmt.
1599 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1601 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1602 call to find_edge outside a loop to go through a PHI chain.
1604 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1606 PR tree-optimization/17598
1607 * fold-const.c (fold_binary): Fold comparisons of addresses
1608 of COMPONENT_REFs which reference the same field to
1609 comparisons of the addresses of the base objects.
1611 2005-04-26 Julian Brown <julian@codesourcery.com>
1613 * config/arm/arm.c (arm_return_in_msb): New function.
1614 (arm_must_pass_in_stack): New function.
1615 (TARGET_RETURN_IN_MSB): Define target hook.
1616 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1617 (arm_function_value): Pad small aggregate return.
1618 (arm_pad_arg_upward): New function.
1619 (arm_pad_reg_upward): New function.
1620 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1621 (FUNCTION_ARG_PADDING): Define macro.
1622 (BLOCK_REG_PADDING): Define macro.
1623 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1624 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1625 (arm_pad_reg_upward): Declare function.
1627 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1629 * basic-block.h (ei_cond): New.
1630 (FOR_EACH_EDGE): Call ei_cond.
1632 PR tree-optimization/21047
1633 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1634 (fold): Don't handle ASSERT_EXPR.
1636 2005-04-25 Roger Sayle <roger@eyesopen.com>
1638 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1639 all writes to any stack register as a read/write dependency on
1640 FIRST_STACK_REG.
1641 (sched_analyze_2): Likewise, for reads from any stack register.
1643 2005-04-25 Richard Henderson <rth@redhat.com>
1645 * final.c (output_addr_const): Revert 2005-04-09 change.
1647 2005-04-25 Mike Stump <mrs@apple.com>
1649 * config/darwin.c (darwin_encode_section_info): Always set
1650 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1652 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1654 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1655 gensupport.c, protoize.c, toplev.c: Replace calls to
1656 `unlock_stream' with `unlock_std_streams'.
1658 2005-04-25 Devang Patel <dpatel@apple.com>
1660 * dbxout.c (dbxout_type): Emit attribute vector.
1662 2005-04-05 Paul Brook <paul@codesourcery.com>
1664 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1665 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1666 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1667 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1668 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1669 (register_dtor_fn): Likewise.
1670 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1672 2005-04-25 Ian Lance Taylor <ian@airs.com>
1674 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1675 * c-common.h (EXPR_STMT_EXPR): Don't define.
1676 (c_common_stmt_codes): Don't define.
1677 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1678 * c-gimplify.c (gimplify_expr_stmt): Remove.
1679 (c_gimplify_expr): Remove EXPR_STMT case.
1680 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1681 to INIT_STATEMENT_CODES.
1682 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1684 2005-04-25 Jan Hubicka <jh@suse.cz>
1686 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1688 * except.c: Include diagnostic.h
1689 (dump_eh_tree, verify_eh_tree): New functions.
1690 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1691 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1692 (dump_function_to_file): dump eh tree.
1693 * tree-eh.c (mark_eh_edge): New function.
1694 (mark_eh_edge_found_error): New static variable.
1695 (verify_eh_edges): New function.
1697 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1699 * tree-ssa-alias.c (fieldoff_t): Remove.
1700 (fieldoff_s): typedef the structure itself. Create a vector of
1701 objects.
1702 (push_fields_onto_fieldstack): Return count of fields pushed.
1703 Remove peeling of first field. Adjust.
1704 (fieldoff_compare): Adjust.
1705 (create_overlap_variables_for): Adjust.
1707 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1709 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1711 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1713 PR bootstrap/21215
1714 * doc/install.texi: Document correct assembler and linker to use
1715 on i?86-*-solaris2.10.
1717 2005-04-25 Steven Bosscher <stevenb@suse.de>
1719 Fix PR tree-optimization/21173
1721 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1722 Unshare expression we pass to force_gimple_operand.
1724 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1725 Stephen Clarke <stevec@superh.com>
1726 Roger Sayle <roger@eyesopen.com>
1728 PR rtl-optimization/20413
1729 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1730 VOIDmode for LABEL_REF.
1731 * final.c (shorten_branches): Likewise.
1732 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1733 * loop.c (reg_dead_after_loop): Likewise.
1734 * varasm.c (decode_addr_const): Likewise.
1735 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1737 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1739 * config.gcc (avr-*-*): Remove redundant "case".
1741 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1743 * tree-vect-analyze.c (vect_mark_relevant): Take
1744 VEC(tree,heap) instead of varray_type as an argument.
1745 (vect_mark_stmts_to_be_vectorized): Change the type of
1746 worklist to VEC(tree,heap). Adjust uses of worklist.
1748 2005-04-24 Devang Patel <dpatel@apple.com>
1750 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1752 2005-04-24 Ian Lance Taylor <ian@airs.com>
1754 * c-semantics.c (build_stmt): Remove test of specific tree codes
1755 for TREE_SIDE_EFFECTS handling.
1757 2005-04-24 Per Bothner <per@bothner.com>
1759 * c-opts.c (finish_options): Make the line-number of the <built-in>
1760 location 0, as assumed elsewhere, rather than 1.
1762 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1764 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1765 VEC(tree,heap).
1766 (tree_ssa_uncprop, uncprop_finalize_block,
1767 uncprop_initialize_block): Update uses of equiv_stack.
1769 2005-04-24 Richard Henderson <rth@redhat.com>
1771 PR rtl-opt/21163
1772 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1773 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1774 constm1_rtx.
1775 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1776 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1777 <DIV, MOD>: Likewise.
1779 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1781 * collect2.c (main): Unlock the stdio streams.
1782 * gcc.c (main): Likewise.
1783 * gcov-dump.c (main): Likewise.
1784 * gcov.c (main): Likewise.
1785 * gen-protos.c (main): Likewise.
1786 * gensupport.c (init_md_reader_args_cb): Likewise.
1787 * protoize.c (main): Likewise.
1788 * toplev.c (general_init): Likewise.
1790 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1792 PR middle-end/20991
1793 * cgraph.h (cgraph_local_info): Add vtable_method field.
1794 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1795 and node is vtable_method, finalized and not reachable, don't do
1796 anything.
1798 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1800 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1801 COMPARISON_CLASS_P.
1802 * tree-ssa-pre.c (create_value_expr_from): Use
1803 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1804 * tree-ssa-propagate.c (stmt_makes_single_load,
1805 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1806 * tree-vect-transform.c (vect_is_simple_cond): Use
1807 COMPARISON_CLASS_P.
1808 * tree-vrp.c (extract_range_from_assert,
1809 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1810 COMPARISON_CLASS_P.
1812 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1813 of tpa_to_clear to VEC(int,heap). Update uses of
1814 tpa_to_clear. Free tpa_to_clear at the end.
1816 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1818 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1819 function decl.
1821 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1823 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1824 and gcc_unreachable as appropriate.
1825 (num_insns_constant, output_vec_const_move,
1826 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1827 rs6000_emit_set_const, rs6000_emit_move,
1828 spe_build_register_parallel, function_arg,
1829 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1830 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1831 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1832 rs6000_common_init_builtins, expand_block_clear,
1833 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1834 extract_ME, rs6000_get_some_local_dynamic_name,
1835 rs6000_output_function_entry, print_operand,
1836 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1837 output_cbranch, output_e500_flip_gt_bit,
1838 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1839 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1840 compute_save_world_info, rs6000_stack_info,
1841 rs6000_emit_load_toc_table, rs6000_frame_related,
1842 spe_synthesize_frame_save, rs6000_emit_epilogue,
1843 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1844 output_function_profiler, rs6000_trampoline_size,
1845 rs6000_initialize_trampoline, find_addr_reg,
1846 rs6000_machopic_legitimize_pic_address,
1847 rs6000_initial_elimination_offset,
1848 rs6000_dbx_register_number): Likewise.
1849 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1850 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1851 *movti_power, *movti_string, call, call_value, sibcall,
1852 sibcall_value): Likewise.
1853 * config/rs6000/spe.md (*movdf_e500_double,
1854 *movv2si_internal): Likewise.
1855 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1856 from comment.
1858 2005-04-24 Richard Henderson <rth@redhat.com>
1860 PR target/21101
1861 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1862 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1863 Deny modes smaller than 4 bytes.
1864 * config/i386/i386-protos.h: Update.
1866 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1868 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1869 Switch h8300-*-rtems* to ELF.
1871 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1873 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1875 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1877 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1879 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1881 PR middle-end/21082
1882 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1884 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1886 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1887 definitions of ssa names in condition. Split recusive part to ...
1888 (tree_simplify_using_condition_1): New function.
1889 (expand_simple_operations): New function.
1891 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1893 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1894 (find_interesting_uses_cond): Do not use integer_zerop and
1895 integer_nonzerop to check for integer constants.
1896 (set_use_iv_cost): Record the value field.
1897 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1898 determine_use_iv_cost_outer): Set the value field of the cost pair.
1899 (may_eliminate_iv): Do not return the comparison code.
1900 (iv_elimination_compare): New function.
1901 (determine_use_iv_cost_condition): Set the value field. Record
1902 noneliminable invariants correctly.
1903 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1905 2005-04-23 DJ Delorie <dj@redhat.com>
1907 * diagnostic.c (warning): Accept parameter to classify warning option.
1908 (warning0): New, for when a pointer to an error() like function is needed.
1909 * errors.c (warning): Likewise.
1910 * errors.h (warning, warning0): Adjust prototypes.
1911 * toplev.h (warning, warning0): Likewise.
1913 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1914 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1915 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1916 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1917 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1918 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1919 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1920 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1922 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1923 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1924 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1925 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1926 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1927 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1928 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1929 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1930 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1931 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1932 config/rs6000/aix52.h, config/rs6000/darwin.h,
1933 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1934 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1935 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1936 config/stormy16/stormy16.c, config/v850/v850-c.c,
1937 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1938 callers.
1940 2005-04-23 Richard Henderson <rth@redhat.com>
1942 PR rtl-opt/21102
1943 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1944 performing some integral scalar simplifications.
1946 2005-04-23 Richard Henderson <rth@redhat.com>
1948 PR target/21099
1949 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1950 simplifying CONST_VECTOR.
1952 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1954 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1955 heap as an argument. Update uses of stack.
1956 (calculate_live_on_entry): Allocate stack on heap.
1958 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1959 partition_link and tpa_nodes on heap.
1961 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1962 (mark_stmt_necessary, propagate_necessity,
1963 mark_really_necessary_kill_operand_phis): Update uses of
1964 worklist.
1965 (tree_dce_init): Allocate worklist using VEC_alloc.
1966 (tree_dce_done): Free worklist using VEC_free.
1968 2005-04-23 Mike Stump <mrs@apple.com>
1970 * config/darwin.c (machopic_indirection_name): Don't use
1971 quotes needlessly.
1972 (darwin_emit_unwind_label): Use user_label_prefix instead of
1973 "_".
1975 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1977 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1979 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1981 * config.gcc <cris-*>: Specify .opt files.
1982 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1983 config/cris/linux.opt: New files.
1984 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1985 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1986 (TARGET_ELF): Override to 0.
1987 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1988 -melinux-stacksize=N.
1989 * config/cris/cris.c: (cris_handle_option): New function.
1990 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1991 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1992 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1993 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1994 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1995 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1996 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1997 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1998 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1999 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
2000 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
2001 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
2002 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
2003 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
2004 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
2005 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
2006 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
2007 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2008 (TARGET_LINUX): Define 0.
2009 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2010 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
2011 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
2012 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
2013 (TARGET_LINUX): Override to 1.
2014 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2016 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
2018 * haifa-sched.c (schedule_block): Fix thinko in previous
2019 assertification patch.
2021 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
2023 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
2024 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
2025 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2026 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
2027 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
2028 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2029 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
2030 for hpux11.[1-9]*.
2031 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
2032 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
2033 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
2034 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
2035 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
2036 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
2037 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
2038 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
2039 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
2040 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
2041 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
2042 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
2043 (SUBTARGET_OPTIONS): Delete.
2044 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
2045 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
2046 instead of a string.
2047 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
2048 (pa_cpu_string, pa_unix_string): Delete.
2049 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
2050 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
2051 TARGET_HPUX_10_10.
2052 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2053 (pa_handle_option): New function.
2054 (override_options): Remove handling of -march=, -mfixed-range=,
2055 -mschedule= and -munix=.
2056 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
2057 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
2058 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
2059 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
2060 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
2061 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
2062 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
2063 redefining.
2064 * config/pa/pa.opt: New file.
2065 * config/pa/pa-hpux.opt: New file.
2066 * config/pa/pa-hpux1010.opt: New file.
2067 * config/pa/pa-hpux1111.opt: New file.
2068 * config/pa/pa64-hpux.opt: New file.
2070 2005-04-22 David S. Miller <davem@davemloft.net>
2072 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
2073 integer when it's mode is VOIDmode not DImode.
2075 2005-04-22 Geoffrey Keating <geoffk@apple.com>
2077 * config/rs6000/rs6000.md (sync_add<mode>_internal,
2078 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
2079 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
2080 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
2081 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
2082 "bne- $-xxx" rather than local labels.
2083 (sync_lock_release<mode>): Add second operand.
2084 (lwsync): Use .long rather than a more meaningful opcode.
2085 * doc/md.texi (Standard Names): Add description of second
2086 parameter to sync_lock_test_and_set.
2088 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2090 PR tree-optimization/21088
2091 * fold-const.c (fold_unary, fold_binary, fold_ternary):
2092 Export.
2093 * tree-vrp.c (compare_values): Use fold_binary to compare
2094 pointers. Use boolean_type_node as the type of a comparison
2095 expression being folded.
2096 * tree.h: Add prototypes for fold_unary, fold_binary,
2097 fold_ternary.
2099 * tree-ssa-dom.c: Fix formatting.
2101 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2103 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
2104 * lambda-code.c (perfect_nestify): Mark virtual operands in
2105 the moved statement for renaming.
2106 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
2107 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2108 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
2109 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2110 * tree-flow.h (struct var_ann_d): Update comments.
2111 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
2112 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
2113 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
2114 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
2115 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
2116 debug_names_replaced_by): Remove declarations.
2117 (delete_update_ssa, get_current_def, set_current_def): Declare.
2118 (rewrite_into_loop_closed_ssa): Add new argument. Update
2119 all callers.
2120 * tree-into-ssa.c: Include params.h.
2121 (old_virtual_ssa_names): Remove. Update all users.
2122 (need_to_replace_names_p): Remove. Update all users.
2123 (struct update_ssa_stats_d): Declare.
2124 (update_ssa_stats): New local.
2125 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
2126 dump_tree_ssa_stats, debug_tree_ssa_stats,
2127 dump_update_ssa, debug_update_ssa,
2128 dump_names_replaced_by, debug_names_replaced_by): Declare.
2129 (get_current_def, set current_def): Make extern.
2130 (is_old_name, is_new_name): Protect against references
2131 past the end of the sets.
2132 (add_new_name_mapping): Assert that OLD and NEW are
2133 different SSA names for the same symbol.
2134 When adding a virtual mapping, update stats for virtual
2135 mapping heuristic.
2136 (insert_phi_nodes_for): If UPDATE_P is true, create the
2137 LHS of the new PHI by duplicating SSA name VAR.
2138 (insert_phi_nodes_1): Remove. Update all users.
2139 (insert_phi_nodes): Remove second argument. Update all
2140 users.
2141 (maybe_replace_use, maybe_replace_def): New.
2142 (rewrite_update_stmt): Call them.
2143 (mark_def_interesting): Remove calls to is_gimple_reg.
2144 (prepare_phi_args_for_update): Remove. Update all users.
2145 (prepare_block_for_update): Only process virtual operands
2146 and GIMPLE registers in normal form.
2147 (prepare_use_sites_for): New.
2148 (prepare_names_to_update): Rename from prepare_def_sites.
2149 Call prepare_use_sites_for.
2150 (dump_update_ssa): Rename from dump_repl_tbl.
2151 Update all users.
2152 Show statistics for virtual mapping heuristic.
2153 (debug_update_ssa): Rename from debug_debug_repl_tbl.
2154 (init_update_ssa): Initialize UPDATE_SSA_STATS.
2155 (delete_update_ssa): Make extern.
2156 (mark_set_for_renaming): If the set is empty, do nothing.
2157 (release_ssa_name_after_update_ssa): Update comment.
2158 (insert_updated_phi_nodes_for): Do not remove existing
2159 PHI nodes for symbols.
2160 (switch_virtuals_to_full_rewrite_p): New.
2161 (switch_virtuals_to_full_rewrite): New.
2162 (update_ssa): Call them.
2163 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
2164 for every statement before updating.
2165 If all the names in NEW_SSA_NAMES have been marked for
2166 removal, do nothing.
2167 Only start at the top of the CFG if there are symbols in
2168 SYMS_TO_RENAME.
2169 (ssa_rewrite_finalize_block): Remove.
2170 (ssa_register_new_def): Remove.
2171 (ssa_rewrite_stmt): Remove.
2172 (ssa_rewrite_phi_arguments): Remove.
2173 (ssa_rewrite_initialize_block): Remove.
2174 (ssa_mark_def_sites): Remove.
2175 (ssa_mark_def_sites_initialize_block): Remove.
2176 (ssa_mark_phi_uses): Remove.
2177 (rewrite_ssa_into_ssa): Remove.
2178 * tree-phinodes.c (find_phi_node_for): Remove.
2179 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2180 Call update_ssa.
2181 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
2182 Remove calls to verify_dominators and
2183 verify_loop_structure.
2184 (tree_unswitch_single_loop): Call update_ssa.
2185 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
2186 returns false.
2187 Call verify_stmts.
2188 (delete_tree_ssa): Assert that need_ssa_update_p returns
2189 false.
2190 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
2191 * tree-vectorizer.c (allocate_new_names, rename_def_op,
2192 free_new_names): Remove. Update all users.
2193 (rename_use_op): Call get_current_def.
2194 (rename_variables_in_bb): Do not handle any real or
2195 virtual definition.
2196 (slpeel_update_phis_for_duplicate_loop): Call
2197 get_current_def and set_current_def instead of using
2198 SSA_NAME_AUX.
2199 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
2200 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
2201 ssa_names_to_replace and delete_update_ssa.
2202 * doc/invoke.texi: Document --param min-virtual-mappings
2203 and --param virtual-mappings-ratio.
2205 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2207 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
2208 for newly created PHI nodes.
2209 Call create_new_def_for for every new V_MAY_DEF and
2210 V_MUST_DEF on the copied statement.
2211 (struct ssa_name_map_entry): Remove.
2212 (ssa_name_map_entry_hash): Remove.
2213 (ssa_name_map_entry_eq): Remove.
2214 (allocate_ssa_names): Remove.
2215 (rewrite_to_new_ssa_names_def): Remove.
2216 (rewrite_to_new_ssa_names_use): Remove.
2217 (rewrite_to_new_ssa_names_bb): Remove.
2218 (rewrite_to_new_ssa_names): Remove.
2219 (tree_duplicate_sese_region): Remove variables ver,
2220 definitions, phi, ssa_name_map and bi.
2221 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2222 Call update_ssa.
2223 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2224 update_ssa instead of rewrite_ssa_into_ssa.
2225 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2226 create_new_def_for.
2227 (find_uses_to_rename_use): Add argument 'need_phis'.
2228 (find_uses_to_rename_stmt): Do not scan virtual operands.
2229 (find_uses_to_rename): Only scan PHI nodes for
2230 non-virtual names.
2231 (rewrite_into_loop_closed_ssa): Call update_ssa.
2232 (check_loop_closed_ssa_use): Ignore virtual operands.
2233 (check_loop_closed_ssa_stmt): Likewise.
2234 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2235 NULL.
2236 (rename_variables, set_phi_def_stmts): Remove.
2237 (tree_duplicate_loop_to_header_edge): Reformat comment.
2238 Remove variables BB, I and DEFINITIONS.
2239 Call need_ssa_update_p.
2240 Call update_ssa.
2241 (lv_adjust_loop_header_phi): Reformat comment.
2242 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2243 (marked_for_rewrite_p, any_marked_for_rewrite_p,
2244 mark_for_rewrite, unmark_all_for_rewrite,
2245 marked_ssa_names): Remove. Update all users.
2246 (release_ssa_name): If VAR has been registered for SSA
2247 updating, do nothing.
2248 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2249 (build_assert_expr_for): Call register_new_name_mapping.
2250 (insert_range_assertions): Update call to update_ssa.
2251 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2252 marked_for_rewrite_p, any_marked_for_rewrite_p,
2253 marked_ssa_names): Remove.
2255 2005-04-22 Jeff Law <law@redhat.com>
2257 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2258 (restore_currdefs_to_original_value): Likewise.
2259 (register_definitions_for_stmt): Likewise.
2260 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2261 for each variable. Do not allocate/free block_defs_stack either.
2262 Do not iterate if we just thread jumps. Only iterate if the
2263 tree_cleanup_cfg does useful work (temporary).
2264 (dom_opt_initialize_block): No longer push a marker on
2265 BLOCK_DEFS_STACK.
2266 (dom_opt_finalize_block): Removal call to restore currdefs.
2267 Relax restrictions for recording edge equivalences.
2268 (record_equivalences_from_phis): No longer need to track
2269 CURRENT_DEF.
2270 (optimize_stmt): Similarly.
2271 (thread_across_edge): Simplify by removing the requirement that
2272 statements in the block we are threading through must be nops.
2273 (initialize_hash_element): Handle GOTO_EXPR.
2275 2005-04-22 David S. Miller <davem@davemloft.net>
2277 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2278 CONST_DOUBLE_HIGH.
2279 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2280 fix check on CONST_DOUBLE mode. It should be VOIDmode
2281 when it is representing an integer.
2283 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2285 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2286 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2287 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
2288 find_char_info_specifier_index,
2289 find_length_info_modifier_index): Likewise.
2290 * c-typeck.c (composite_type, pop_init_level): Likewise.
2291 * combine.c (cant_combine_insn_p, try_combine): Likewise.
2292 * cse.c (cse_insn): Likewise
2293 * dominance.c (calc_dfs_tree): Likewise
2294 dwarf2out.c (loc_descriptor_from_tree_1,
2295 add_abstract_origin_attribute, force_decl_die,
2296 force_type_die): Likewise
2297 emit-rtl.c (operand_subword_force): Likewise
2298 explow.c (hard_function_value): Likewise
2299 expmed.c (store_bit_field, expand_divmod,
2300 emit_store_flag_force): Likewise
2301 expr.c (emit_move_multi_word, store_expr,
2302 expand_expr_real_1): Likewise
2303 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2304 output_operand): Likewise
2305 flow.c (recompute_reg_usage): Likewise
2306 * function.c (assign_stack_temp_for_type, assign_temp,
2307 handle_epilogue_set): Likewise
2308 * genextract.c (main): Likewise
2309 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2310 gimplify_modify_expr_rhs, gimplify_expr): Likewise
2311 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2312 ready_remove, rm_line_notes, rm_other_notes,
2313 schedule_block): Likewise
2314 mips-tfile.c (copy_object, out_of_bounds): Likewise
2316 2005-04-22 David Edelsohn <edelsohn@gnu.org>
2318 PR target/20813
2319 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2320 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2321 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2322 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2323 TARGET_XL_COMPAT.
2324 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2326 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2328 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2329 (gcc_tree_to_linear_expression): Convert to heap allocated
2330 vectors.
2331 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2332 lbv_to_gcc_expression, lle_to_gcc_expression,
2333 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2334 perfect_nestify): Likewise.
2335 lambda.h (gcc_loopnest_to_lambda_loopnest,
2336 lambda_loopnest_to_gcc_loopnest): Likewise.
2337 tree-loop-linear.c (linear_transform_loops): Likewise.
2339 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2341 * config/sparc/predicates.md (arith_double_operand): Use
2342 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2343 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2344 (DImode, DFmode constant splitters): Likewise. Remove code for
2345 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2346 (logical constant splitters): Use const_int_operand predicate.
2347 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2348 HOST_BITS_PER_WIDE_INT < 64.
2350 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2352 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2353 gcc_unreachable as appropriate.
2354 (force_mode, emit_move_sequence, singlemove_string,
2355 output_move_double, output_fp_move_double, find_addr_reg,
2356 output_block_move, output_block_clear, output_and,
2357 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2358 pa_adjust_cost, pa_issue_rate, print_operand,
2359 output_global_address, output_arg_descriptor, output_cbranch,
2360 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2361 output_call): Likewise.
2362 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2363 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2365 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2367 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2368 _gcov_pow2_profiler and _gcov_one_value_profiler.
2369 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2370 (GTFILES): Add $(srcdir)/tree-profile.c.
2371 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2372 __gcov_one_value_profiler): Declare.
2373 * gimplify.c (force_gimple_operand): Check whether the statements
2374 should be produced in ssa form.
2375 (force_gimple_operand_bsi): New function.
2376 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2377 __gcov_one_value_profiler): New functions.
2378 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2379 the profiled value is a power of two or not.
2380 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2381 * tree-flow.h (in_ssa_p): Declare.
2382 (force_gimple_operand_bsi): Declare.
2383 * tree-into-ssa.c (in_ssa_p): New variable.
2384 (rewrite_into_ssa): Set in_ssa_p.
2385 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2386 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2387 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2388 tree_one_value_profiler_fn): New variables.
2389 (tree_init_edge_profiler): Initialize the profiler function decls.
2390 (tree_gen_edge_profiler): Use global gcov_type_node.
2391 (prepare_instrumented_value): New function.
2392 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2393 tree_gen_one_value_profiler): Call the library functions instead of
2394 creating instrumentation code.
2395 * tree.c (build_fn_decl): New function.
2396 * tree.h (build_fn_decl): Declare.
2397 * value-prof.c (rtl_divmod_values_to_profile,
2398 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2399 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2400 Do not handle may_be_other and precise values of exponents at pow2
2401 profiler.
2402 (tree_mod_subtract_transform): Reflect that value field of
2403 histogram has changed meaning.
2404 (tree_divmod_values_to_profile): Record the values correctly.
2405 (tree_values_to_profile): Update comment.
2406 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2408 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2410 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2411 (decl).
2413 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2415 * config/i386/i386.md (length_immediate): Use gcc_assert or
2416 gcc_unreachable, as appropriate.
2417 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2418 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2419 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2420 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2421 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2422 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2423 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2424 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2425 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2426 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2427 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2428 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2429 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2430 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2431 *prefetch_sse_rex): Likewise.
2432 * config/i386/predicates.md (x86_64_immediate_operand,
2433 x86_64_zext_immediate_operand, symbolic_operand,
2434 no_seg_address_operand, aligned_operand,
2435 memory_displacement_operand): Likewise.
2436 * config/i386/sse.md (*mov<mode>_internal,
2437 *movv2df_internal): Likewise.
2439 2005-04-22 Jan Hubicka <jh@suse.cz>
2441 * Makefile.in (ipa.o, ipa-inline.o): New files.
2442 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2443 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2444 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2445 * cgraphunit.c (cgraph_default_inline_p,
2446 cgraph_decide_inlining_incrementally, ncalls_inlined,
2447 nfunctions_inlined, initial_insns, overall_insns,
2448 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2449 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2450 cgraph_mark_inline, cgraph_check_inline_limits,
2451 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2452 update_callee_keys, lookup_recursive_calls,
2453 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2454 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2455 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2456 pass_ipa_inline): Move to ipa-inline.c
2457 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2458 * ipa.c: New file.
2459 * ipa-inline.c: New file.
2461 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2463 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2464 is turned off by default on Solaris.
2466 2005-04-21 Roger Sayle <roger@eyesopen.com>
2468 * c-common.h (objc_build_method_signature): Update prototype.
2469 * stub-objc.c (objc_build_method_signature): Update the stub
2470 implementation to accept and ignore additional parameter.
2471 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2472 the value of ellipsis to objc_build_method_signature instead
2473 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2475 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2477 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2478 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2479 gen_rtx_* not gen_rtx_fmt_*.
2480 (rs6000_emit_vector_select): Likewise.
2481 (rs6000_emit_sync): New.
2482 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2483 (larx, stcx, cmp): New mode substitutions.
2484 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2485 UNSPEC_ISYNC): New constants.
2486 (rlwinm): Give name.
2487 (memory_barrier, isync, lwsync): New insns.
2488 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2489 (sync_lock_release<mode>): New expander.
2490 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2491 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2492 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2493 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2494 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2495 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2496 (sync_add<mode>_internal, sync_addshort_internal,
2497 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2498 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2499 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2501 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2502 is the memory before, not after, the operation. Clarify
2503 barrier requirements.
2505 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2507 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2508 * lambda.h (lambda_vector_min_nz): Likewise.
2509 * langhooks.h (struct lang_hooks_for_types,
2510 struct lang_hooks): Likewise.
2511 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2512 * tree.h: Likewise.
2513 * vec.h: Likewise.
2514 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2516 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2517 comments to avoid 'abort'. Use gcc_assert as necessary.
2518 * opts.c (common_handle_option): Likewise.
2519 * pretty-print.c (pp_base_format_text): Likewise.
2520 * print-rtl.c (print_rtx): Likewise.
2521 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2522 * regmove.c (try_auto_increment): Likewise.
2523 * reload.c (find_valid_class, find_reloads_toplev,
2524 find_equiv_reg): Likewise.
2525 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2526 merge_assigned_reloads): Likewise.
2527 * tree-inline.c (inline_forbidden_p_1,
2528 estimate_num_insns_1): Likewise.
2529 * tree-optimize.c (execute_todo): Likewise.
2530 * tree-outof-ssa.c (eliminate_phi): Likewise.
2531 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2532 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2533 * tree-ssa-operands.c (parse_ssa_operands,
2534 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2535 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2536 * tree-ssanames.c (release_ssa_name): Likewise.
2537 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2538 walk_tree): Likewise.
2540 * tree-ssa-operands.c (verify_abort): Fold into ..
2541 (verify_imm_links): ... here.
2543 2005-04-21 Richard Henderson <rth@redhat.com>
2545 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2546 on non-memory operand for previous inversion.
2548 2005-04-21 Devang Patel <dpatel@apple.com>
2550 PR optimization/20994
2551 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2552 x = !(a == b) : p , q;.
2553 (pass_if_conversion): Verify stmts and flow.
2555 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2557 * optabs.c (gen_conditional_trap): Restore #define.
2559 * alias.c (true_dependence): Remove 'abort' from comments. Use
2560 gcc_assert and gcc_unreachable as appropriate.
2561 (canon_true_dependence): Likewise.
2562 * bb-reorder.c (connect_traces): Likewise.
2563 * c-common.c (c_add_case_label): Likewise.
2564 * c-decl.c (finish_function): Likewise.
2565 * caller-save.c (insert_restore, insert_save): Likewise.
2566 * cfg.c (update_bb_profile_for_threading): Likewise.
2567 * cfganal.c (flow_active_insn_p): Likewise.
2568 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2569 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2570 cfg_layout_merge_blocks): Likewise.
2571 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2572 find_if_block): Likewise.
2573 * integrate.c (allocate_initial_values): Likewise.
2574 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2575 swap_condition, unsigned_condition, signed_condition,
2576 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2577 reg_or_subregno): Likewise.
2578 * lambda-code.c (lambda_compute_auxillary_space,
2579 lambda_transform_legal_p): Likewise.
2580 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2581 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2582 lhd_incomplete_type_error, lhd_expand_expr,
2583 lhd_types_compatible_p, lhd_tree_size): Likewise.
2584 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2585 * local-alloc.c (update_equiv_regs): Likewise.
2586 * loop-unroll.c (peel_loop_completely
2587 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2588 peel_loop_simple, unroll_loop_stupid,
2589 analyze_iv_to_split_insn): Likewise.
2590 * loop.c (gen_prefetch, find_and_verify_loops,
2591 basic_induction_var): Likewise.
2592 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2593 * value-prof.c (tree_find_values_to_profile): Likewise.
2594 * varasm.c (named_section, default_assemble_integer,
2595 decode_addr_const): Likewise.
2597 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2598 Fariborz Jahanian <fjahanian@apple.com>
2600 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2601 portion of argument passed in fpr.
2602 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2603 decide on partial argument save on stack.
2605 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2607 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2608 comment typos.
2610 2005-04-21 Jan Hubicka <jh@suse.cz>
2612 * cgraphunit.c: Include tree-pass.h
2613 (cgraph_decide_recursive_inlining,
2614 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2615 cgraph_decide_inlining): Dump goes to dump_file.
2616 (cgraph_optimize): Call ipa passes instead of inliner.
2617 (cgraph_gate_inlining, pass_ipa_inline): New.
2618 * tree-optimize.c (all_ipa_passes): New static variable.
2619 (register_one_dump_file): Dead with IPA passes.
2620 (register_dump_files): Likewise.
2621 (init_tree_optimization_passes): Initialize IPA passes.
2622 (execute_todo): Do cgraph dump when asked to, do not dump function body
2623 for IPA pass.
2624 * tree-pass.h (TODO_dump_cgraph): New macro.
2625 (ipa_passes): Declare.
2626 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2628 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2630 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2631 gcc_assert instead of abort.
2632 (classify_argument, examine_argument, construct_container,
2633 contains_128bit_aligned_vector_p, ix86_check_movabs,
2634 standard_80387_constant_opcode, standard_80387_constant_rtx,
2635 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2636 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2637 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2638 legitimize_tls_address, output_pic_addr_const,
2639 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2640 get_some_local_dynamic_name, print_operand, print_operand_address,
2641 output_387_binary_op, emit_i387_cw_initialization,
2642 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2643 ix86_expand_clear, ix86_expand_binary_operator,
2644 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2645 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2646 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2647 ix86_expand_branch, ix86_expand_setcc,
2648 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2649 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2650 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2651 memory_address_length, ix86_attr_length_immediate_default,
2652 ix86_attr_length_address_default, ix86_agi_dependant,
2653 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2654 ix86_expand_binop_builtin, ix86_force_to_memory,
2655 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2656 x86_emit_floatuns): Likewise.
2657 * config/i386/netware.c (gen_regparm_prefix,
2658 i386_nlm_strip_name_encoding): Likewise.
2659 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2661 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2663 * optabs.c (gen_condiational_trap): Remove #define.
2664 (add_equal_note): Assertify. Remove explicit indirection from
2665 call via function pointer.
2666 (expand_ternary_op, expand_simple_binop, expand_binop,
2667 expand_twoval_unop, expand_twoval_binop,
2668 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2669 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2670 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2671 prepare_float_lib_cmp, emit_conditional_move,
2672 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2673 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2674 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2675 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2677 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2679 * vec.h: Update API to separate allocation mechanism from type.
2680 (VEC_safe_grow): New.
2681 * vec.c (calculate_allocation): New.
2682 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2683 (vec_gc_free, vec_heap_free): Remove.
2684 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2685 (VEC): Likewise.
2686 (mangle_macro_name): New.
2687 (struct macro_def): New.
2688 (struct macro): Add multiple argument values.
2689 (macro_expans_end): New.
2690 (push_macro_expansion): Chain on new macro. Process multiple
2691 args, create follow on expansion. Return follow on argument.
2692 (macro_input): Deal with multiple arguments.
2694 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2695 (struct tree_binfo): Adjust.
2696 * basic-block.h: Define VEC(edge,gc).
2697 (struct edge_def): Adjust.
2698 (struct basic_block_def, struct edge_iterator): Likewise.
2699 (ei_container, ei_start_1, ei_last_1): Likewise.
2700 * cfg.c (connect_src, connect_dest): Likewise.
2701 * cfgrtl.c (force_nonfallthru_and_redirect)
2702 * dbxout.c (dbxout_type)
2703 * dwarf2out.c (gen_member_die)
2704 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2705 (gcc_tree_to_linear_expression): Adjust.
2706 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2707 lbv_to_gcc_expression, lle_to_gcc_expression,
2708 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2709 perfect_nestify): Likewise.
2710 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2711 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2712 * profile.c (instrument_values): Adjust.
2713 * tree-cfg.c (modified_noreturn_calls): Adjust.
2714 (remove_fallthru_edge): Likewise.
2715 * tree-dump.c (dequeue_and_dump): Adjust.
2716 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2717 * tree-flow.h (modified_noreturn_calls): Adjust.
2718 (tree_on_heap): Remove. (yay!)
2719 (register_new_def): Adjust.
2720 * tree-into-ssa.c: Define VEC(int,heap).
2721 (block_defs_stack): Adjust.
2722 (find_idf, insert_phi_nodes, register_new_def,
2723 rewrite_initialize_block, rewrite_finalize_block,
2724 register_new_update_single, rewrite_update_init_block,
2725 rewrite_update_fini_block, rewrite_blocks,
2726 ssa_rewrite_finalize_block, ssa_register_new_def,
2727 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2728 * tree-loop-linear.c (linear_transform_loops): Adjust.
2729 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2730 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2731 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2732 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2733 vrp_variables_stack): Adjust declarations.
2734 (tree_ssa_dominator_optimize): Adjust.
2735 (dom_opt_initialize_block, remove_local_expressions_from_table,
2736 restore_nonzero_vars_to_original_value,
2737 restore_vars_to_original_value,
2738 restore_currdefs_to_original_value, dom_opt_finalize_block,
2739 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2740 optimize_stmt, update_rhs_and_lookup_avail_expr,
2741 lookup_avail_expr, record_range): Likewise.
2742 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2743 (compute_antic_aux): Adjust.
2744 (inserted_exprs, create_expression_by_pieces,
2745 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2746 remove_dead_inserted_code, fini_pre): Likewise.
2747 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2748 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2749 ssa_prop_init): Likewise.
2750 * tree-ssa.c: Define VEC(bitmap,heap).
2751 (verify_name_tags): Adjust.
2752 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2753 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2754 tree_divmod_values_to_profile, tree_find_values_to_profile,
2755 value_profile_transformations): Likewise.
2756 * value-prof.h: Define VEC(histogram_value,heap).
2757 * varasm.c: Remove alias_pair pointer typedef, define
2758 VEC(alias_pair,gc).
2759 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2761 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2762 not a pointer to it. Create an object vector.
2763 (extern_symbols): Turn into an object vector.
2764 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2766 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2768 PR/20742
2769 * Makefile.in (tree-chrec.o): Depend on params.h.
2770 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2771 default value 20.
2772 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2773 and fold build with fold_buildN.
2774 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2775 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2776 (tree_contains_chrecs): Compute an estimation of the size of the
2777 given expression.
2778 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2779 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2780 * tree-scalar-evolution.c (simple_iv): Ditto.
2781 * doc/invoke.texi (scev-max-expr-size): Documented.
2783 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2785 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2786 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2787 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2788 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2789 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2790 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2791 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2792 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2793 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2794 (darwin_fix_and_continue_switch): Delete.
2795 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2796 (SUBTARGET_SWITCHES): Delete.
2797 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2798 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2799 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2800 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2801 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2802 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2803 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2804 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2805 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2806 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2807 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2808 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2809 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2810 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2811 (TARGET_64BIT): Undef before redefining.
2812 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2813 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2814 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2815 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2816 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2817 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2818 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2819 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2820 (ix86_debug_arg_string, ix86_debug_addr_string)
2821 (ix86_align_loops_string, ix86_align_jumps_string)
2822 (ix86_align_funcs_string): Delete.
2823 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2824 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2825 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2826 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2827 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2828 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2829 (SUBTARGET_SWITCHES): Delete.
2830 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2831 (ix86_debug_addr_string): Delete.
2832 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2833 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2834 (ix86_align_loops_string, ix86_align_jumps_string)
2835 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2836 (ix86_align_funcs_string): Make static.
2837 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2838 (ix86_handle_option): New function.
2839 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2840 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2841 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2842 of darwin_fix_and_continue_switch.
2843 (darwin_one_byte_bool): Delete.
2844 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2845 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2846 to darwin_one_byte_bool.
2847 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2848 * config/i386/djgpp.opt, config/i386/i386.opt,
2849 * config/i386/sco5.opt: New files.
2851 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2853 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2854 fp_zero_operand, fp_register_operand, intreg_operand,
2855 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2856 call_operand, call_operand_address, tgd_symbolic_operand,
2857 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2858 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2859 sp64_medium_pic_operand, data_segment_operand,
2860 text_segment_operand, splittable_symbolic_memory_operand,
2861 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2862 eq_or_neq, normal_comp_operator, noov_compare_op,
2863 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2864 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2865 const64_operand, const64_high_operand, arith11_operand,
2866 arith10_operand, arith_double_operand, arith_double_4096_operand,
2867 arith_double_add_operand, arith11_double_operand,
2868 arith10_double_operand, small_int, small_int_or_double,
2869 uns_small_int, uns_arith_operand, clobbered_register,
2870 input_operand, compare_operand): Delete.
2871 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2872 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2873 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2874 (GEN_HIGHINT64, GEN_INT64): Delete.
2875 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2876 gen_safe_XOR64): Adjust for above deletion.
2877 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2878 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2879 (legitimate_constant_p): Use const_zero_operand instead.
2880 (sparc_extra_constraint_check): Likewise.
2881 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2882 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2883 (PREDICATE_CODES): Delete.
2884 * config/sparc/sparc.md: Include predicates.md.
2885 (All patterns): Adjust for new predicate names.
2886 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2887 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2888 (movdi): Use general_operand predicate.
2889 (movdi_sp64_dbl): Delete.
2890 (movdi_const64_special): Add 'N' constraint.
2891 (movdicc): Use arith10_operand predicate.
2892 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2893 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2894 (movdi_cc_reg_sp64_trunc): Delete.
2895 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2896 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2897 (subdi3_sp32): Delete.
2898 (subdi3_insn_sp32): Change to define_insn_and_split.
2899 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2900 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2901 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2902 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2903 small_int_operand predicate.
2904 (divdi3, udivdi3): Use arith_operand predicate.
2905 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2906 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2907 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2908 (xordi3_sp64_dbl): Delete.
2909 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2910 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2911 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2912 cmp_ccx_set_not): Use arith_operand predicate.
2913 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2914 * config/sparc/predicates.md: New file.
2916 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2918 PR tree-optimization/14846
2919 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2920 split out from ...
2921 (fold_single_bit_test): ... here.
2922 (fold_binary): Call fold_single_bit_test_into_sign_test
2923 instead of fold_single_bit_test.
2925 2005-04-20 James E Wilson <wilson@specifixinc.com>
2927 PR c++/20805
2928 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2929 is another declaration.
2931 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2933 * config/cris/predicates.md: New file.
2934 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2935 (cris_movem_load_rest_p): Declare.
2936 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2937 (cris_movem_load_rest_p): Ditto. Globalize.
2938 (cris_bdap_operand, cris_bdap_biap_operand,
2939 cris_orthogonal_operator, cris_commutative_orth_op,
2940 cris_operand_extend_operator,
2941 cris_additive_operand_extend_operator, cris_extend_operator,
2942 cris_plus_or_bound_operator, cris_mem_op,
2943 cris_general_operand_or_symbol,
2944 cris_general_operand_or_gotless_symbol,
2945 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2946 cris_load_multiple_op): Remove predicate functions.
2947 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2948 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2949 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2950 * config/cris/cris.md: Include predicates.md.
2951 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2953 2005-04-20 Ian Lance Taylor <ian@airs.com>
2955 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2956 * c-common.h (STMT_EXPR_STMT): Don't define.
2957 (STMT_EXPR_NO_SCOPE): Don't define.
2958 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2959 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2960 (pp_c_expression): Likewise.
2962 2005-04-20 Richard Henderson <rth@redhat.com>
2964 PR target/21100
2965 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2967 2005-04-20 Jeff Law <law@redhat.com>
2969 * reload1.c (reload): Ignore equivalences between pseudos and
2970 read only memory.
2972 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2974 PR c/12913
2975 * c-tree.h (struct c_label_list): Update comment.
2976 (struct c_label_context): Rename to struct c_label_context_se.
2977 (label_context_stack): Rename to label_context_stack_se.
2978 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2979 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2980 c_end_vm_scope): New.
2981 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2982 * c-decl.c (pop_scope): Call c_end_vm_scope.
2983 (pushdecl): Call c_begin_vm_scope for variably modified
2984 declarations.
2985 (define_label): Check for jumping into scope of identifier with
2986 variably modified type. Push label on stack for those defined at
2987 current context of identifiers with variably modified type.
2988 (start_function): Create stack level for context of identifiers
2989 with variably modified type.
2990 (finish_function): Pop stack level for context of identifiers with
2991 variably modified type.
2992 * c-typeck.c (label_context_stack): Rename to
2993 label_context_stack_se.
2994 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2995 (c_finish_goto_label): Check for jumping into scope of identifier
2996 with variably modified type. Push label on stack for those jumped
2997 to from current context of identifiers with variably modified
2998 type.
2999 (struct c_switch): Add blocked_vm.
3000 (c_start_case): Initialize blocked_vm.
3001 (do_case): Check blocked_vm.
3002 (c_finish_case): Add comment.
3003 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
3004 variable label_context_stack.
3006 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3008 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
3009 conditional_replacement, value_replacement, abs_replacement,
3010 minmax_replacement.
3011 (replace_phi_edge_with_variable): Remove argument BB.
3012 (conditional_replacement, value_replacement,
3013 minmax_replacement, abs_replacement): Remove argument PHI_BB.
3014 Update a call to replace_phi_edge_with_variable.
3016 * tree-ssa-phiopt.c: Fix comments.
3018 2005-04-20 Michael Matz <matz@suse.de>
3020 PR20973
3021 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
3022 pseudos.
3024 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3026 * tree-ssa-phiopt.c: Fix comment typos.
3028 PR tree-optimization/21116
3029 * tree-ssa-phiopt.c: Fix a typo.
3031 2005-04-19 Richard Henderson <rth@redhat.com>
3033 * builtins.c (expand_builtin_sync_operation): Revert last change.
3034 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
3035 not vs new value.
3036 (expand_compare_and_swap_loop): Likewise.
3037 (expand_sync_operation): Remove fallback from NAND to AND; invert
3038 memory operand when expanding from cmpxchg.
3039 (expand_sync_fetch_operation): Likewise.
3040 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
3041 compare-and-swap.
3043 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
3044 when implementing NAND. Fix double-add for AFTER.
3045 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
3046 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3047 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
3048 memory value.
3049 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
3050 memory barrier.
3052 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
3053 to return old memory value.
3054 (sync_compare_and_swap_cc<IMODE>): Likewise.
3056 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
3057 return pre-reload. Don't consider output or anti dependencies.
3058 * config/ia64/sync.md (IMODE): New.
3059 (modesuffix): Add QI and HI.
3060 (memory_barrier): Simplify expansion.
3061 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
3062 (cmpxchg_acq_<IMODE>): Likewise.
3063 (sync_lock_test_and_set<IMODE>): Likewise.
3064 (sync_lock_release<IMODE>): Likewise.
3066 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3068 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
3069 ~X or ~Y simplify.
3071 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3073 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
3075 2005-04-20 Michael Pogue <michael.pogue@sun.com>
3076 Joseph S. Myers <joseph@codesourcery.com>
3078 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
3079 * c-typeck.c (build_c_cast): Check these options.
3080 * doc/invoke.texi: Document these options.
3082 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3084 * tree-ssa-phiopt.c: Update a comment about the pass.
3086 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3088 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
3089 config/mcore/mcore.c: Fix comment typos.
3091 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
3093 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
3094 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
3096 2005-04-19 Paul Brook <paul@codesourcery.com>
3098 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
3100 2005-04-19 Andrew Haley <aph@redhat.com>
3102 PR java/21022
3103 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
3104 looking at a field's bitpos.
3106 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3108 * system.h (fopen, fdopen, freopen): Define these to the unlocked
3109 libiberty functions.
3111 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3113 PR tree-optimization/21096
3114 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
3116 2005-04-19 Alan Modra <amodra@bigpond.net.au>
3118 PR target/21098
3119 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
3120 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
3122 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
3124 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
3125 refers to the function being dumped.
3127 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
3129 * varasm.c (assemble_start_function): Remove reset of in_section.
3131 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3133 PR tree-optimization/21085
3134 * fold-const (fold_binary): Don't change X % -C to X % C if C has
3135 overflowed.
3137 2005-04-19 Ben Elliston <bje@au.ibm.com>
3139 * doc/invoke.texi (Optimize Options): Refer to the correct
3140 optimisation flag -ftree-dominator-opts, not -ftree-dom.
3142 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
3144 * config/rs6000/rs6000.c (machopic_output_stub): Increase
3145 alloca argument to be big enough.
3147 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
3149 PR middle-end/21049
3150 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
3151 cfun->cfg are NULL.
3153 2005-04-18 Tom Tromey <tromey@redhat.com>
3155 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
3156 typo.
3158 2005-04-18 Richard Henderson <rth@redhat.com>
3160 * config/alpha/alpha.c (alpha_split_atomic_op): New.
3161 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
3162 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
3163 * config/alpha/alpha-protos.h: Update.
3164 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
3165 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
3166 (attr type): Add ld_l, st_c, mb.
3167 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
3168 iornotsi3, xorsi_internal, xornotsi3): New.
3169 * config/alpha/ev4.md (ev4_ld): Add ld_l.
3170 (ev4_ist_c, ev4_mb): New.
3171 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
3172 (ev5_ld_l): New.
3173 * config/alpha/ev6.md (ev6_ild): Add ld_l.
3174 (ev6_ist): Add st_c.
3175 (ev6_mb): New.
3176 * config/alpha/sync.md: New file.
3178 2005-04-18 Richard Henderson <rth@redhat.com>
3180 * builtins.c (expand_builtin_sync_operation): Fold nand to and
3181 for constants.
3183 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
3185 2005-04-18 Devang Patel <dpatel@apple.com>
3187 * config/rs6000/atlivec.md (mulv4si3): New pattern.
3189 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3191 PR tree-optimization/20922
3192 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
3193 Fold X + c >= X and fold X - c <= X to true.
3195 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3197 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
3198 unsigned int.
3199 (emergency_labeled_state_free): Likewise.
3201 2005-04-18 Nick Clifton <nickc@redhat.com>
3203 * config/h8300/h8300.md (jump): Remove prescan parameter from
3204 calls to final_scan_insn.
3206 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
3207 parameter from calls to final_scan_insn.
3209 * config.gcc (m68hc12): Use the m68hc11.opt file for target
3210 specific options.
3211 (v850e, v850e1): Use the v850.opt file for target specific
3212 options.
3214 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
3216 PR tree-optimization/21001
3217 * tree-optimize.c (init_tree_optimization_passes): Move the
3218 first pass_forwprop immediately before pass_vrp.
3220 2005-04-17 Ian Lance Taylor <ian@airs.com>
3222 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3223 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3224 from enum tree_code op to bool is_sizeof.
3225 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3226 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3227 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3228 case.
3229 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3230 cases.
3231 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3232 ALIGNOF_EXPR cases.
3234 2005-04-17 Ian Lance Taylor <ian@airs.com>
3236 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3238 2005-04-17 Richard Henderson <rth@redhat.com>
3240 * config/alpha/alpha.c (va_list_skip_additions): Only define if
3241 TARGET_ABI_OSF.
3242 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3243 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
3244 of indirection through ssa names while looking for the gpr counter
3245 field.
3246 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3247 saved va_list_gpr_size and va_list_fpr_size.
3249 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3251 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3252 both pointers or both integers.
3254 * tree-vrp.c (maybe_add_assert_expr): Don't assert
3255 ASSERT_EXPRs for single-use variable.
3257 * tree-into-ssa.c: Fix a comment typo.
3259 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
3261 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3262 -mipsN before forcing a default of -mips2.
3264 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3266 * predict.h (IS_TAKEN): Remove.
3267 * rtl.h (NOTE_PREDICTION): Likewise.
3269 * modulo-sched.c (CFG_HOOKS): Remove.
3271 * c-parser.c (N_C_TTYPES): Remove.
3273 * tree-flow-inline.h (get_stmt_operands): Remove.
3274 * lambda-code.c, tree-ssa-loop-unswitch.c,
3275 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3276 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3277 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3278 calls to get_stmt_operands.
3279 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3281 2005-04-17 Richard Henderson <rth@redhat.com>
3283 PR target/20375
3284 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3285 of CUMULATIVE_ARGS past the last named argument.
3286 (alpha_va_start): Expect pretend_args_size only if strictly less than
3287 6 named arguments.
3289 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3291 PR middle-end/21024
3292 * builtins.c (expand_builtin_strcat): Convert the result of
3293 strlen to the right type.
3294 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3295 avoid creating type mismatches.
3296 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3297 type mismatches.
3299 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3301 2005-04-16 Richard Henderson <rth@redhat.com>
3303 PR target/21051
3304 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3305 Use the mode of boolean_type_node when the user doesn't provide one.
3306 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3308 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
3310 PR target/20126
3311 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3312 (const)).
3314 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3315 comment.
3317 2005-04-16 Roger Sayle <roger@eyesopen.com>
3318 Steven Bosscher <stevenb@suse.de>
3320 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3321 (fold_unary_to_constant): Likewise.
3323 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3325 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3326 PROP_ASM_SCAN.
3328 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3330 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3331 names related to target triplets.
3332 Remove i?86-*-esix from platform directory.
3333 Remove powerpc-*-eabiaix from platform directory.
3335 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3337 PR middle-end/20491
3338 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3339 falling through from SUBREG case to REG.
3341 2005-04-15 Roger Sayle <roger@eyesopen.com>
3343 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3344 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3345 (fold_binary_to_constant): Simplify using fold_binary.
3346 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3348 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3350 * gthr-posix.c (pthread_cancel): Define.
3351 (pthread_mutexattr_init): Likewise.
3352 (pthread_mutexattr_settype): Likewise.
3353 (pthread_mutexattr_destroy): Likewise.
3355 2005-04-15 David S. Miller <davem@davemloft.net>
3357 PR target/20673
3358 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3360 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3362 PR tree-optimization/21031
3363 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3364 (forward_propagate_into_cond_1): Call it. Forward propagate
3365 integer-integer casts into COND_EXPRs.
3367 2005-04-15 Dave Korn <dave.korn@artimi.com>
3369 * gcc.c (default_compilers): Clarify obscure error message when
3370 reading from standard input.
3372 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3374 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3375 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3377 * tree-ssa-alias.c (init_alias_info): Remove a call to
3378 get_stmt_operands.
3380 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3382 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3383 of non-virtual PHI nodes like we use to.
3385 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3387 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3388 (attr_copy_rtx): Do not use it.
3390 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3392 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3394 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3396 * tree-vect-transform.c (vectorizable_store): Mark necessary
3397 objects in the vectorized store needing renaming. Update the
3398 SSA graph for V_MAY_DEF operands in the original store.
3400 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3402 * tree-ssa-pre.c (compute_avail): It's okay to have
3403 TREE_INVARIANT's here, and value number the resulting expressions.
3404 (create_expression_by_pieces): Make sure operands that were
3405 min_invariant when we started, stay that way.
3407 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3409 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3411 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3413 PR tree-optimization/20936.
3414 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3416 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3418 * doc/invoke.texi: Fix typos.
3419 * doc/md.texi: Likewise.
3420 * doc/rtl.texi: Likewise.
3421 * doc/sourcebuild.texi: Likewise.
3422 * doc/tm.texi: Likewise.
3424 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3426 PR tree-optimization/21004
3427 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3428 and floorl in c99 mode only.
3429 * builtins.c (expand_builtin_int_roundingfn): Assert that
3430 fallback_fndecl is not NULL_TREE.
3432 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3434 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3435 * basic-block.h: Update the prototype for
3436 purge_all_dead_edges.
3437 * cfgexpand.c (tree_expand_cfg): Update a call to
3438 purge_all_dead_edges.
3439 * combine.c (combine_instructions): Likewise.
3440 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3441 rest_of_handle_cse2, rest_of_handle_gcse,
3442 rest_of_handle_postreload): likewise.
3444 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3446 PR middle-end/20739
3447 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3448 e.g. cv-qualification conversions.
3450 2005-04-14 Mike Stump <mrs@apple.com>
3452 * config/darwin-c.c (framework_construct_pathname): We must
3453 find all headers of a framework in the first instance of it
3454 found in the seach path.
3456 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3458 PR tree-optimization/21021
3459 * tree-vrp.c (compare_values): Work around a bug in the front
3460 end that produces a comparison of mismatched types.
3462 2004-04-14 Richard Henderson <rth@redhat.com>
3464 * config/ia64/ia64.h (enum fetchop_code): Remove.
3465 (enum ia64_builtins): Move ...
3466 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3467 members except BSP and FLUSHRS.
3468 (ia64_init_builtins): Remove __sync builtins.
3469 (ia64_expand_builtin): Likewise.
3470 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3471 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3472 (ia64_expand_lock_release): Remove.
3473 * config/ia64/ia64.md (mf): Move to sync.md.
3474 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3475 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3476 * config/ia64/sync.md: New file.
3477 (memory_barrier): Rename from mf.
3478 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3479 (cmpxchg_acq_<I48MODE>): Likewise.
3480 (sync_lock_test_and_set<I48MODE>): Likewise.
3482 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3483 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3485 2004-04-14 Richard Henderson <rth@redhat.com>
3487 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3488 (ix86_compare_emitted): New.
3489 (ix86_expand_compare): Use ix86_compare_emitted if set.
3490 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3491 and ix86_compare_op0 are set.
3492 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3493 (TARGET_CMPXCHG, TARGET_XADD): New.
3494 (ix86_compare_emitted): Declare.
3495 * config/i386/i386.md: Include sync.md
3496 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3497 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3498 * config/i386/sync.md: New file.
3500 2004-04-14 Richard Henderson <rth@redhat.com>
3502 PR middle-end/14311
3503 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3504 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3505 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3506 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3507 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3508 BT_FN_I8_VPTR_I8_I8): New.
3509 * builtins.def (DEF_SYNC_BUILTIN): New.
3510 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3511 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3512 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3513 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3514 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3515 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3516 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3517 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3518 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3519 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3520 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3521 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3522 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3523 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3524 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3525 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3526 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3527 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3528 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3529 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3530 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3531 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3532 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3533 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3534 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3535 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3536 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3537 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3538 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3539 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3540 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3541 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3542 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3543 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3544 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3545 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3546 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3547 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3548 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3549 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3550 BUILT_IN_SYNCHRONIZE: New.
3551 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3552 as a function. Accept __sync_ as a prefix as well.
3553 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3554 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3555 expand_builtin_lock_release): New.
3556 (expand_builtin): Call them.
3557 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3558 neither BOTH_P nor FALLBACK_P are defined.
3559 (builtin_type_for_size): New.
3560 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3561 (resolve_overloaded_builtin): New.
3562 * c-common.h (resolve_overloaded_builtin): Declare.
3563 (builtin_type_for_size): Declare.
3564 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3565 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3566 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3567 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3568 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3569 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3570 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3571 sync_compare_and_swap_cc, sync_lock_test_and_set,
3572 sync_lock_release): New.
3573 * optabs.h: Declare them.
3574 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3575 expand_sync_operation, expand_sync_fetch_operation,
3576 expand_sync_lock_test_and_set): Declare.
3577 * genopinit.c (optabs): Add sync optabs.
3578 * optabs.c (init_optabs): Initialize sync optabs.
3579 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3580 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3581 expand_sync_operation, expand_sync_fetch_operation,
3582 expand_sync_lock_test_and_set): New.
3583 * doc/extend.texi (Atomic Builtins): New section
3584 * doc/md.texi (Standard Names): Add sync patterns.
3586 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3588 * tree-eh.c (lower_try_finally_copy): Generate new code in
3589 response to goto_queue entries as if the queue was sorted by
3590 index, not pointers.
3591 (lower_try_finally_switch): Likewise.
3593 2005-04-14 Richard Henderson <rth@redhat.com>
3595 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3596 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3597 register.
3598 (ix86_expand_fp_movcc): Update to match.
3599 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3600 * config/i386/i386-protos.h: Update.
3601 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3602 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3604 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3606 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3607 refer to 4.0.
3609 2005-04-14 Julian Brown <julian@codesourcery.com>
3611 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3612 link failures on ppc64 Linux.
3614 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3616 * config.gcc: Set cpu_type for s390.
3618 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3620 Fix PR tree-optimization/20963
3621 * tree-ssa-pre.c (compute_avail): Remove special case for
3622 TREE_INVARIANT.
3623 (create_expression_by_pieces): Add value numbers for forced out
3624 statements.
3626 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3628 * config/cris/cris.md: Replace references to (reg:SI 16) with
3629 (reg:SI CRIS_SRP_REGNUM).
3631 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3633 PR tree-optimization/20657
3634 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3635 create an appropriate range from it.
3637 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3639 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3640 <UNSPEC_FIST_CEIL> case.
3642 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3643 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3644 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3645 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3646 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3647 (lfloor<mode>2): New expanders.
3648 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3649 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3650 to implement lceil and llceil built-ins as x87 intrinsic function.
3651 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3652 (lceil<mode>2): New expanders.
3654 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3656 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3657 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3659 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3661 PR target/20927
3662 * config/s390/s390-modes.def: Define TFmode.
3664 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3666 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3667 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3668 * config/mips/mips.c (mips16_insn_length): Remove reference to
3669 JUMP_TABLES_IN_TEXT_SECTION.
3671 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3673 * simplify-rtx.c (simplify_binary_operation_1): Return
3674 scalar or vector of constant 0, depending on the xor's
3675 mode.
3677 2005-04-13 Dale Johannesen <dalej@apple.com>
3679 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3680 (objc-act.o): Ditto.
3681 * objc/objc-act.c (objc_gimplify_expr): New.
3682 (objc_get_callee_fndecl): New.
3683 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3684 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3685 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3687 2005-04-13 Devang Patel <dpatel@apple.com>
3689 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3690 temp variables.
3692 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3694 CRIS prologue as RTL.
3695 * config/cris/cris-protos.h (cris_emit_movem_store)
3696 (cris_expand_prologue): Prototype.
3697 * config/cris/cris.c (struct machine_function): New member
3698 stdarg_regs.
3699 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3700 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3701 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3702 (cris_load_multiple_op, cris_return_address_on_stack)
3703 (cris_return_address_on_stack_for_return): ISO-Cify.
3704 (cris_store_multiple_op): New predicate function.
3705 (cris_expand_prologue, cris_emit_movem_store): New functions.
3706 (cris_print_operand) <case 'O'>: Handle modifications other than
3707 post-increment.
3708 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3709 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3710 (cris_gen_movem_load): Rearrange slightly to make local variable
3711 src a parameter, removing osrc.
3712 (cris_setup_incoming_varargs): Set machine_function member
3713 stdarg_regs to correspond to the number of registers that need to
3714 be saved.
3715 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3716 CRIS_UNSPEC_GOT.
3717 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3718 cris_general_operand_or_gotless_symbol accept UNSPEC.
3719 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3720 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3721 ("*cris_store_multiple"): New pattern. Tweak common comment above
3722 this and "*cris_load_multiple".
3723 ("prologue"): New define_expand.
3725 * config/cris/cris.md ("epilogue"): Conditionalize on
3726 TARGET_PROLOGUE_EPILOGUE.
3728 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3730 PR target/20924
3731 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3732 fpsr 0 instead of fpsr 1.
3733 (divsf3_internal_thr): Ditto.
3734 (divdf3_internal_lat): Ditto.
3735 (divdf3_internal_thr): Ditto.
3736 (divxf3_internal_lat): Ditto.
3737 (divxf3_internal_thr): Ditto.
3739 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3741 PR tree-optimization/20913
3742 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3744 PR tree-optimization/20702
3745 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3746 dominator children that haven't been walked into.
3748 2005-04-13 Julian Brown <julian@codesourcery.com>
3750 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3751 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3752 is true.
3754 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3756 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3757 config/i386/sse.md: Fix comment typos.
3759 * genattrtab.c (NULL_ATTR): Remove.
3760 * ifcvt.c (NULL_EDGE): Likewise.
3762 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3764 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3765 NOTE_PREDICT): Remove.
3767 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3769 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3770 * configure: Regenerate.
3771 * config.in: Likewise.
3772 * system.h: Declare vsnprintf if not already declared.
3774 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3776 * optc-gen.awk: Handle stand-alone Mask records.
3777 * opth-gen.awk: Likewise.
3778 * doc/options.texi (Option file format): Document them.
3779 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3780 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3781 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3782 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3783 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3784 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3785 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3786 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3787 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3788 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3789 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3790 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3791 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3792 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3793 TARGET_LONG_DOUBLE_128): Likewise.
3794 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3795 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3796 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3797 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3798 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3799 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3800 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3801 * config/sparc/sparc.c (fpu_option_set): New global.
3802 (sparc_handle_option): New function.
3803 (sparc_override_options): Test fpu_option_set.
3804 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3805 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3806 * config/sparc/sparc.opt: New file.
3807 * config/sparc/little-endian.opt: Likewise.
3808 * config/sparc/long-double-switch.opt: Likewise.
3810 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3812 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3813 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3814 * config/bfin/bfin.opt (mshared-library-id=): Lose
3815 Var(bfin_lib_id_given).
3817 2005-04-13 Matt Thomas <matt@3am-software.com>
3819 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3820 defining.
3822 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3824 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3826 * cgraphunit.c (INSNS_PER_CALL): Remove.
3828 * tree-ssa-forwprop.c (vars,
3829 record_single_argument_cond_exprs,
3830 substitute_single_use_vars): Remove.
3831 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3832 New.
3833 (tree_ssa_forward_propagate_single_use_vars): Call
3834 forward_propagate_into_cond for each COND_EXPR.
3836 * tree-inline.c (INSNS_PER_STMT): Remove.
3838 2005-04-12 Richard Henderson <rth@redhat.com>
3840 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3841 (ix86_expand_sse_fp_minmax): ... from ...
3842 (ix86_expand_fp_movcc): ... here.
3843 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3844 * config/i386/i386-protos.h: Update.
3845 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3846 (sse_setccsf, sse_setccdf): Allow before reload.
3847 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3848 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3849 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3850 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3851 (anddf3, nanddf3, iordf3, xordf3): New.
3853 2005-04-12 Jeff Law <law@redhat.com>
3855 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3856 (tree-ssa-uncprop.o): Add dependencies.
3857 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3858 * tree-flow.h (remove_useless_stmts): Remove prototype.
3859 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3860 remove_useless_stmts.
3861 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3862 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3863 * tree-pass.h (pass_uncprop): Declare.
3864 * tree-ssa-uncprop.c: New file.
3866 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3868 PR target/20670
3869 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3871 2005-04-12 Caroline Tice <ctice@apple.com>
3873 Temporary fix for partitioning problems.
3874 * passes.c (rest_of_handle_final): Remove code that
3875 frees unlikely_text_section_name,
3876 * varasm.c (assemble_start_function): Test for partitioning
3877 flag before writing out section labels.
3878 (assemble_end_function): Test for partitioning flag before
3879 writing out section labels.
3881 2005-04-12 Steven Bosscher <stevenb@suse.de>
3882 Stuart Hastings <stuart@apple.com>
3883 Jan Hubicka <jh@suse.cz>
3885 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3886 references to gt-tree-cfg.h.
3887 * basic-block.h (struct basic_block_def): Don't skip rbi
3888 for garbage collection.
3889 (struct reorder_block_def): Make GTY-able.
3890 (struct control_flow_graph): New structure.
3891 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3892 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3893 but instead defines to the control_flow_graph for cfun.
3894 (label_to_block_map): New define, points to the label map of
3895 the control_flow_graph for cfun.
3896 (n_edges_for_function, n_basic_blocks_for_function,
3897 last_basic_block_for_function, basic_block_info_for_function,
3898 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3899 basic_block_info_for_function, label_to_block_map_for_function):
3900 Counterparts for the above, taking a struct function as an extra
3901 argument.
3902 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3903 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3904 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3905 (alloc_rbi_pool, free_rbi_pool): Remove.
3906 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3907 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3908 here...
3909 (cfg_layout_finalize) ... and don't free it here.
3910 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3911 garbage collected.
3912 * flow.c (free_basic_block_vars): Set label_to_block_map and
3913 n_edges to zero too.
3914 * function.h (struct function): Add cfg field.
3915 * function.c (allocate_struct_function): Allocate the cfg.
3916 * tree-cfg.c (label_to_block_map): Remove.
3917 (build_tree_cfg): Don't allocate the rbi pool here...
3918 (delete_tree_cfg_annotations): ...and don't free it here.
3919 Also don't nullify label_to_block_map for cfun.
3921 2005-04-12 Caroline Tice <ctice@apple.com>
3923 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3924 Revert my patch from April 9.
3925 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3926 (reorder_basic_blocks): Revert my patch from April 9.
3927 (insert_section_boundary_note): Revert my patch from April 9.
3928 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3929 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3930 (COLD_END_LABEL): Revert my patch from April 9.
3931 (cold_text_section_label): Revert my patch from April 9.
3932 (cold_end_label): Revert my patch from April 9.
3933 (dwarf2out_switch_text_section): Revert my patch from April 9.
3934 (output_aranges): Revert my patch from April 9.
3935 (output_ranges): Revert my patch from April 9.
3936 (output_line_info): Revert my patch from April 9.
3937 (add_location_or_const_value_attribute): Revert my patch from April 9.
3938 (dwarf2out_var_location): Revert my patch from April 9.
3939 (dwarf2out_init): Revert my patch from April 9.
3940 (dwarf2out_finish): Revert my patch from April 9.
3941 * function.h (struct function): Revert my patch from April 9.
3942 * opts.c (decode_options): Revert my patch from April 9.
3943 * output.h (unlikely_section_label, hot_section_label,
3944 hot_section_end_label, cold_section_end_label,
3945 unlikely_text_section_name): Revert my patch from April 9.
3946 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3947 * varasm.c (unlikely_section_label, hot_section_label,
3948 hot_section_end_label, cold_section_end_label,
3949 unlikely_text_section_name): Revert my patch from April 9.
3950 (initialize_cold_section_name): Revert my patch from April 9.
3951 (unlikely_text_section): Revert my patch from April 9.
3952 (in_unlikely_text_section): Revert my patch from April 9.
3953 (named_section): Revert my patch from April 9.
3954 (function_section): Revert my patch from April 9.
3955 (current_function_section): Revert my patch from April 9.
3956 (assemble_start_function): Revert my patch from April 9.
3957 (assemble_end_function): Revert my patch from April 9.
3958 (default_section_type_flags_1): Revert my patch from April 9.
3960 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3962 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3963 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3965 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3967 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3969 PR middle-end/20917
3970 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3971 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3973 2004-04-12 Richard Henderson <rth@redhat.com>
3975 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3976 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3977 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3978 (UNSPEC_*, UNSPECV_*): Renumber.
3980 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3982 PR mudflap/19266
3983 From Richard Henderson <rth@redhat.com>:
3984 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3985 splitting logic.
3987 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3989 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3991 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3993 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3994 (bfin_library_id): New variable.
3995 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3996 instead of bfin_library_id_string.
3997 (bfin_handle_option): New function.
3998 (override_options): Remove most code to deal with shared library IDs,
3999 just check they aren't used without -mid-shared-library.
4000 (TARGET_HANDLE_OPTION): Define.
4001 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
4002 * config/bfin/bfin.opt (mshared-library-id=): New.
4004 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
4006 * tree-vect-transform.c: Fix comment typos.
4008 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
4010 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
4011 split critical edges when not possible/profitable.
4013 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4015 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
4016 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
4017 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
4018 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
4019 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
4020 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
4021 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
4022 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
4023 MASK_NO_BITFIELD.
4024 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
4025 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4026 * config/ns32k/ns32k.opt: New file.
4028 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4030 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
4031 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
4032 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
4033 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
4034 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
4035 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
4036 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
4037 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
4038 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
4039 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
4040 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
4041 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
4042 (MASK_COLDFIRE): Formatting fixes.
4043 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
4044 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
4045 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
4046 "_current_shared_library_a5_offset_".
4047 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4048 (MASK_ALL_CPU_BITS): New macro.
4049 (m68k_handle_option): New function.
4050 (override_options): Remove handling of m68k_library_id_string.
4051 * config/m68k/m68k.opt: New file.
4052 * config/m68k/ieee.opt: New file.
4054 2005-04-11 Mark Mitchell <mark@codesourcery.com>
4056 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4057 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
4058 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4059 (TARGET_CXX): Adjust accordingly.
4060 * target.h (struct gcc_target): Remove epxort_class_data. Add
4061 determine_class_data_visibility and class_data_always_comdat.
4062 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4063 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
4064 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4065 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
4066 (arm_cxx_determine_class_data_visibility): New.
4067 (arm_cxx_class_data_always_comdat): Likewise.
4068 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4069 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
4070 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4071 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
4072 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
4073 Define.
4075 2005-04-11 Devang Patel <dpatel@apple.com>
4077 * tree-data-ref.c (build_classic_dist_vector,
4078 compute_subscript_distance): Make externally visible.
4079 * tree-data-ref.h (build_classic_dist_vector,
4080 compute_subscript_distance): Same.
4081 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4082 Check distance vector against vectorization factor.
4083 (vect_analyze_loop): Determine vectorizaion factor before
4084 analyzing data dependences.
4085 * tree-vectorizer.c (loops_num): Make it externally visible and
4086 rename ...
4087 * tree-vectorizer.c (vect_loops_num): ... new name.
4088 * tree-vectorizer.h (vect_loops_num): New.
4090 2005-04-11 Devang Patel <dpatel@apple.com>
4092 * tree-vect-analyze.c (vect_analyze_operations): Check
4093 vectorizable codition.
4094 * tree-vect-transform.c (vect_is_simple_cond): New function.
4095 (vectorizable_condition): New function.
4096 (vect_transform_stmt): Handle condition_vec_info_type.
4097 * tree-vectorizer.h (enum stmt_vec_info_type): Add
4098 condition_vec_info_type.
4099 (vectorizable_condition): New.
4101 2005-04-11 Geoffrey Keating <geoffk@apple.com>
4103 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
4104 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
4105 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
4107 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
4108 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
4110 * dwarf2out.c (output_line_info): Don't try to dereference
4111 a NULL current_function_decl.
4113 * config/t-slibgcc-darwin: Don't put shared libraries in
4114 directories other than $(slibdir).
4115 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
4116 OS uses for it.
4118 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4120 PR tree-optimization/20933
4121 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
4122 logic to reject aliases between read-only and writable
4123 variables ...
4124 (may_alias_p): ... here.
4125 (get_tmt_for): Do not associate read-only tags to pointers
4126 whose pointed-to type is not read-only.
4127 * tree-ssa.c (verify_ssa): Check that memory stores have at
4128 least one V_MAY_DEF or V_MUST_DEF.
4130 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4132 PR/17092
4133 * configure.ac (gcc_UNLOCKED_FUNCS): New.
4134 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
4135 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
4136 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
4137 _unlocked function.
4138 (fwrite_unlocked): Fix prototype.
4140 * configure, config.in: Regenerate.
4142 2005-04-11 David Edelsohn <edelsohn@gnu.org>
4144 * tree-ssa-loop-im.c: Include real.h.
4145 (determine_invariantness_stmt): If real division divisor is
4146 invariant and flag_unsafe_math_optimizations enabled, generate
4147 invariant reciprocal for hoisting.
4148 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
4150 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4152 Fix PR tree-optimization/20926
4154 * tree-ssa-alias.c (add_type_alias): Handle subvars.
4156 2005-04-11 Devang Patel <dpatel@apple.com>
4158 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
4159 operand ordering.
4161 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4163 * fold-const.c (fold_binary_op_with_conditional_arg):
4164 use fold_buildN instead of "fold (buildN" in some
4165 non obvious places.
4166 (fold_unary): Likewise.
4167 (fold_binary): Likewise.
4169 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4171 Fix PR tree-optimization/20612
4172 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
4173 handling
4174 (perfect_nestify): preheaderbb is *not* part of loop of the
4175 old destination.
4177 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4179 * tree-ssa-alias.c (may_alias_p): If the variable
4180 is a global variable and the pointer is parameter
4181 and -fargument-noalias-global is used, then
4182 the pointer cannot alias the variable.
4184 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
4186 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
4187 * config/sparc/sparc.h: Likewise.
4188 * config/sparc/sparc.md: Likewise.
4190 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
4192 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
4194 * tree-vrp.c: Fix a comment typo.
4196 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4198 PR tree-optimization/20920
4199 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
4200 SSA_NAME flows through an abnormal edge.
4201 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
4202 through abnormal edges.
4203 (maybe_add_assert_expr): Likewise.
4205 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
4207 * config/s390/s390.h (s390_tune_string, s390_arch_string)
4208 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
4209 (s390_stack_size_string, s390_stack_guard_string, target_flags)
4210 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4211 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4212 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4213 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4214 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4215 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4216 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4217 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4218 (TARGET_HANDLE_OPTION): Likewise.
4219 (s390_tune): Initialize to PROCESSOR_max.
4220 (s390_arch_string): Make static.
4221 (s390_tune_string, s390_warn_framesize_string): Delete.
4222 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4223 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4224 (s390_handle_arch_option, s390_handle_option): New functions.
4225 (override_options): Remove parsing of option strings.
4226 * config/s390/s390.opt: New file.
4228 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4230 * tree-complex.c (expand_vector_operations): Call
4231 update_stmt_if_modified.
4233 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4235 * tree-vect-analyze (vect_determine_vectorization_factor):
4236 Do not use GET_MODE_NUNITS.
4237 * tree-vect-transform.c (vect_get_vec_def_for_operand,
4238 (vectorizable_load, vect_transform_loop): Likewise.
4240 2005-04-11 Uros Bizjak <uros@kss-loka.si>
4242 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4243 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4244 * optabs.h (enum optab_index): Add new OTI_lceil.
4245 (lceil_optab): Define corresponding macro.
4246 * optabs.c (init_optabs): Initialize lceil_optab.
4247 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4248 and lceildi2 patterns.
4249 * builtins.c (expand_builtin_int_roundingfn): Handle
4250 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4251 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4252 BUILT_IN_LLCEIL{,F,L}.
4253 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4254 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4255 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4256 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4257 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4258 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4259 into lceil built-in function and (long long int)ceil{,f,l} into
4260 llceil built-in function.
4261 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4262 BUILT_IN_LLCEIL.
4264 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4266 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4267 zero.
4269 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
4271 * config/arm/arm.c: Fix a comment typo.
4272 * doc/tree-ssa.texi: Fix a typo.
4274 2005-04-10 Steven Bosscher <stevenb@suse.de>
4276 * cselib.c (clear_table): Rename to cselib_clear_table.
4277 * cselib.h (cselib_clear_table): Add prototype.
4278 * gcse.c (gcse_main): Make 'f' argument unused.
4279 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4280 of each basic block instead.
4281 (compute_sets, compute_hash_table_work): Likewise.
4282 (constprop_register): Change int 'alter_jumps' argument to bool.
4283 (do_local_cprop): Likewise.
4284 (local_cprop_pass): Likewise. Also walk basic blocks instead of
4285 the insn chain. Explicitly clear the cselib tables after finishing
4286 one basic block. Make sure there are no unterminated libcall blocks.
4287 Update compute_sets call.
4288 (cprop): Walk basic blocks instead of the insn chain.
4289 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4290 Likewise.
4291 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4292 one_cprop_pass calls.
4294 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4296 * combine.c (combine_simplify_rtx): Remove a transformation that
4297 relies on an invalid assumption about rtl sign-extension semantics.
4299 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4301 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4302 to build_int_cst_wide.
4304 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
4306 PR target/20126
4307 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4308 set the original address pseudo to the correct value before the
4309 original insn, if possible, and leave the insn alone, otherwise
4310 create a new pseudo, set it and replace it in the insn.
4311 * recog.c (validate_change_maybe_volatile): New.
4312 * recog.h (validate_change_maybe_volatile): Declare.
4314 2005-04-09 Caroline Tice <ctice@apple.com>
4316 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4317 Remove targetm.have_named_sections test.
4318 (fix_edges_for_rarely_executed_code): Likewise.
4319 (insert_section_boundary_note): Likewise.
4320 (reorder_basic_blocks): Check partitioning flag before calling
4321 verify_hot_cold_block_grouping.
4322 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4323 the function struct rather than global variables.
4324 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4325 (COLD_END_LABEL): Likewise
4326 (cold_text_section_label): New static global variable.
4327 (cold_end_label): Likewise.
4328 (dwarf2out_switch_text_section): Get hot/cold section labels from
4329 the function struct rather than global variables.
4330 (output_aranges): Use cold_text_section_label and cold_end_label;
4331 check partitioning flag before putting out delta.
4332 (output_ranges): Remove incorrect code attempting to use
4333 hot/cold labels.
4334 (output_line_info): Get cold section label from function struct.
4335 (add_location_or_const_value_attribute): Likewise.
4336 (get_subprogram_die): Get hot/cold section labels from function struct.
4337 (dwarf2out_var_location): Likewise.
4338 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4339 write out cold_text_section_label if partition flag is set.
4340 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4341 * function.h (struct function): Add new fields to point to hot/cold
4342 section labels: hot_section_label, cold_section_label,
4343 hot_section_end_label and cold_section_end_label; also add new field
4344 for cold text section name, unlikely_text_section_name.
4345 * opts.c (decode_options): Turn off partitioning flag if
4346 !targetm.have_named_sections.
4347 * output.h (hot_section_label): Remove.
4348 (hot_section_end_label): Remove.
4349 (cold_section_end_label): Remove.
4350 (unlikely_section_label): Remove.
4351 (unlikely_text_section_name): Remove.
4352 * passes.c (rest_of_handle_final): Remove code that frees
4353 unlikely_text_section_name.
4354 * varasm.c (unlikely_section_label): Remove.
4355 (hot_section_label): Remove.
4356 (hot_section_end_label): Remove.
4357 (cold_section_end_label): Remove.
4358 (unlikely_text_section_name): Remove.
4359 (initialize_cold_section_name): Modify to call
4360 targetm.strip_name_encoding; to store cold section name in current
4361 function struct, if it exists; and to only use the decl_section_name
4362 if flag_named_sections is true.
4363 (unlikely_text_section): Modify to get section name out of current
4364 function struct, if there is one; otherwise build it from
4365 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4366 (in_unlikely_text_section): Likewise.
4367 (named_section): Modify to get/put cold section name in current function
4368 struct, if there is one.
4369 (function_section): Change 'bool unlikely' to 'int reloc'; check
4370 targetm.have_named_sections before calling named_section.
4371 (current_function_section): Likewise.
4372 (assemble_start_function): Modify to get/put unlikely_text_section_name
4373 in current function struct; modify to get hot/cold section labels
4374 from function struct; initialize labels using
4375 ASM_GENERATE_INTERNAL_LABEL;
4376 test partitioning flag before writing out hot section label.
4377 (assemble_end_function): Test partitioning flag before writing out
4378 hot/cold section labels.
4379 (default_section_type_flags_1): Modify to use array instead of
4380 char* for unlikely_text_section_name; set flags correctly for
4381 cold text section if there is not a current function decl.
4383 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4385 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4386 and TI_VA_LIST_FPR_COUNTER_FIELD.
4387 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4388 * tree-pass.h (pass_stdarg): Add.
4389 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4390 * tree-stdarg.c: New file.
4391 * tree-stdarg.h: New file.
4392 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4393 (tree-stdarg.o): Add dependencies.
4394 * function.h (struct function): Add va_list_gpr_size and
4395 va_list_fpr_size fields.
4396 * function.c (allocate_struct_function): Initialize them.
4397 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4398 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4399 (TARGET_INITIALIZER): Add it.
4401 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4402 va_list_{g,f}pr_counter_field.
4403 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4404 area will not be used. Only save registers that tree-stdarg.c
4405 detected they need saving.
4406 (ix86_va_start): Don't set up fields that won't be used.
4408 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4409 va_list_{g,f}pr_counter_field.
4410 (setup_incoming_varargs): Don't do anything if reg_save
4411 area will not be used. Only save registers that tree-stdarg.c
4412 detected they need saving.
4413 (rs6000_va_start): Don't set up fields that won't be used.
4415 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4416 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4417 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4418 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4420 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4422 PR target/20795
4423 * config/i386/i386.c (construct_container): Pass empty aligned
4424 struct, union or class in memory.
4426 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4428 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4429 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4430 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4431 config/rs6000/predicates.md: Fix comment typos.
4433 * sched-int.h (haifa_insn_data): Remove blockage and units.
4434 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4435 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4436 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4438 2005-04-09 Jan Hubicka <jh@suse.cz>
4439 Steven Bosscher <stevenb@suse.de>
4441 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4442 * cfgloop.c (get_loop_exit_edges): Likewise.
4443 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4444 (unloop): Likewise.
4445 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4446 * tree-cfg.c (dump_cfg_status): Likewise.
4448 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4450 * config/rs6000/predicates.md (altivec_register_operand): Remove
4451 redundant match_code test.
4452 (gpc_reg_operand): Same.
4453 (cc_reg_operand): Same.
4454 (cc_reg_not_cr0_operand): Same.
4456 2005-04-09 Jan Hubicka <jh@suse.cz>
4458 Forgotten hunk from my last merge patch:
4459 * final.c (output_addr_const): Do not call mark_referenced.
4461 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4463 * doc/tree-ssa.texi: Add immediate use documentation.
4465 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4467 * arm.c (FL_WBUF): Define.
4468 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4469 (arm_is_6_or_7): Delete.
4470 (arm_tune_wbuf): New.
4471 (arm_override_options): Set arm_tune_wbuf.
4472 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4473 (arm_is_6_or_7): Delete declaration.
4474 (arm_tune_wbuf): New declartion.
4475 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4476 (model_wbuf): Derive from arm_tune_wbuf.
4477 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4478 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4479 (arm740t): Mark CPUs as having a write buffer.
4481 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4483 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4484 of 'const_double_operand' in operand 2 constraints. Update enable
4485 condition.
4487 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4489 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4490 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4491 * optabs.h (enum optab_index): Add new OTI_lfloor.
4492 (lfloor_optab): Define corresponding macro.
4493 * optabs.c (init_optabs): Initialize lfloor_optab.
4494 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4495 and lfloordi2 patterns.
4496 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4497 (expand_builtin_int_roundingfn): New function.
4498 (fold_builtin_int_roundingfn): New prototype.
4499 (fold_builtin_int_roundingfn): New function, renamed from
4500 fold_builtin_lround.
4501 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4502 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4503 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4504 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4505 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4506 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4507 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4508 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4509 into lfloor built-in function and (long long int)floor{,f,l} into
4510 llfloor built-in function.
4511 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4512 BUILT_IN_LLFLOOR.
4514 2005-04-08 Ian Lance Taylor <ian@airs.com>
4516 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4517 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4518 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4519 (DO_COND, DO_BODY): Likewise.
4520 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4521 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4522 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4523 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4524 (build_continue_stmt, build_break_stmt): Don't declare.
4525 (c_do_switch_warnings): Update declaration.
4526 * c-gimplify.c (enum bc_t): Remove.
4527 (struct c_gimplify_ctx, ctxp): Remove.
4528 (push_context, pop_context): Remove static functions.
4529 (c_genericize): Don't call push_context or pop_context.
4530 (begin_bc_block, finish_bc_block): Remove static functions.
4531 (build_bc_goto): Likewise.
4532 (gimplify_c_loop): Likewise.
4533 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4534 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4535 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4536 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4537 * c-common.c (c_do_switch_warnings): Rename from
4538 c_do_switch_warnings_1.
4539 (c_do_switch_warnings) [old version]: Remove.
4540 (c_do_switch_expr_warnings): Remove.
4541 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4542 function instead of c_do_switch_expr_warnings.
4543 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4544 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4545 * c-pretty-print.c (pp_c_statement): Likewise.
4546 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4548 2005-04-08 Devang Patel <dpatel@apple.com>
4550 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4551 While selecting replacement condition pay attention to loop header.
4553 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4555 Merge from tree-cleanup-branch: VRP, store CCP, store
4556 copy-prop, incremental SSA updating of FUD chains and
4557 newly exposed symbols.
4559 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4560 (OBJS-common): Add tree-vrp.o.
4561 (tree-vrp.o): New rule.
4562 * basic-block.h (nearest_common_dominator_for_set): Declare.
4563 * common.opt (ftree-store-ccp): New flag.
4564 (ftree-copy-prop): New flag.
4565 (ftree-vrp): New flag.
4566 (ftree-store-copy-prop): New flag.
4567 * dominance.c (nearest_common_dominator_for_set): New.
4568 * domwalk.c (walk_dominator_tree): Only traverse
4569 statements in blocks marked in walk_data->interesting_blocks.
4570 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4571 * fold-const.c (fold): Handle ASSERT_EXPR.
4572 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4573 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4574 flag_tree_vrp at -O2.
4575 * timevar.def (TV_TREE_VRP): Define.
4576 (TV_TREE_COPY_PROP): Define.
4577 (TV_TREE_STORE_COPY_PROP): Define.
4578 (TV_TREE_SSA_INCREMENTAL): Define.
4579 (TV_TREE_STORE_CCP): Define.
4580 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4581 to kill_redundant_phi_nodes from comment.
4582 (verify_expr): Handle ASSERT_EXPR.
4583 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4584 argument. Update all users.
4585 (mark_call_clobbered_vars_to_rename): Remove. Update all
4586 users.
4587 * tree-flow-inline.h (unmodifiable_var_p): New.
4588 * tree-flow.h (enum value_range_type): Declare.
4589 (struct value_range_def): Declare.
4590 (value_range): Declare.
4591 (remove_all_phi_nodes_for): Remove. Update all users.
4592 (find_phi_node_for): Declare.
4593 (add_type_alias): Declare.
4594 (count_uses_and_derefs): Declare.
4595 (kill_redundant_phi_nodes): Remove.
4596 (rewrite_into_ssa): Remove.
4597 (rewrite_def_def_chains): Remove.
4598 (update_ssa, register_new_name_mapping, create_new_def_for,
4599 need_ssa_update_p, name_registered_for_update_p,
4600 release_ssa_name_after_update_ssa, dump_repl_tbl,
4601 debug_repl_tbl, dump_names_replaced_by,
4602 debug_names_replaced_by, mark_sym_for_renaming,
4603 mark_set_for_renaming, get_current_def, set_current_def,
4604 get_value_range, dump_value_range, debug_value_range,
4605 dump_all_value_ranges, debug_all_value_ranges,
4606 expr_computes_nonzero, loop_depth_of_name,
4607 unmodifiable_var_p): Declare.
4608 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4609 ASSERT_EXPR.
4610 * tree-into-ssa.c (block_defs_stack): Update comment.
4611 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4612 syms_to_rename, names_to_release, repl_tbl,
4613 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4614 need_to_replace_names_p): New locals.
4615 (NAME_SETS_GROWTH_FACTOR): Define.
4616 (struct repl_map_d): Declare.
4617 (struct mark_def_sites_global_data): Add field
4618 interesting_blocks.
4619 (enum rewrite_mode): Declare.
4620 (REGISTER_DEFS_IN_THIS_STMT): Define.
4621 (compute_global_livein): Use last_basic_block instead of
4622 n_basic_blocks.
4623 (set_def_block): Remove last argument. Update all callers.
4624 (prepare_use_operand_for_rename): Remove. Update all callers.
4625 (prepare_def_operand_for_rename): Remove. Update all callers.
4626 (symbol_marked_for_renaming): New.
4627 (is_old_name): New.
4628 (is_new_name): New.
4629 (repl_map_hash): New.
4630 (repl_map_eq): New.
4631 (repl_map_free): New.
4632 (names_replaced_by): New.
4633 (add_to_repl_tbl): New.
4634 (add_new_name_mapping): New.
4635 (mark_def_sites): Assume that all the operands in the
4636 statement are in normal form.
4637 (find_idf): Assert that the block in the stack is valid.
4638 (get_default_def_for): New.
4639 (insert_phi_nodes_for): Add new argument 'update_p'.
4640 Add documentation.
4641 If update_p is true, add a new mapping between the LHS of
4642 each new PHI and the name that it replaces.
4643 (insert_phi_nodes_1): Only call find_idf if needed.
4644 (get_reaching_def): Call get_default_def_for.
4645 (rewrite_operand): Remove.
4646 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4647 and REWRITE_THIS_STMT are false.
4648 Assume that all the operands in the statement are in
4649 normal form.
4650 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4651 (rewrite_virtual_phi_arguments): Remove.
4652 (invalidate_name_tags): Remove.
4653 (register_new_update_single, register_new_update_set,
4654 rewrite_update_init_block, replace_use,
4655 rewrite_update_fini_block, rewrite_update_stmt,
4656 rewrite_update_phi_arguments): New.
4657 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4658 Add arguments 'entry', 'what' and 'blocks'.
4659 Initialize the dominator walker according to 'what' and
4660 'blocks'.
4661 Start the dominator walk at 'entry'.
4662 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4663 Use it to configure the dominator walker.
4664 (rewrite_into_ssa): Remove argument 'all'.
4665 Make internal.
4666 (rewrite_all_into_ssa): Remove.
4667 (rewrite_def_def_chains): Remove.
4668 (mark_def_interesting, mark_use_interesting,
4669 prepare_phi_args_for_update, prepare_block_for_update,
4670 prepare_def_site_for, prepare_def_sites,
4671 dump_names_replaced_by, debug_names_replaced_by,
4672 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4673 delete_update_ssa, create_new_def_for,
4674 register_new_name_mapping, mark_sym_for_renaming,
4675 mark_set_for_renaming, need_ssa_update_p,
4676 name_registered_for_update_p, ssa_names_to_replace,
4677 release_ssa_name_after_update_ssa,
4678 insert_updated_phi_nodes_for, update_ssa): New.
4679 * tree-loop-linear.c (linear_transform_loops): Call
4680 update_ssa instead of rewrite_into_ssa.
4681 * tree-optimize.c (vars_to_rename): Remove.
4682 Update all users.
4683 (init_tree_optimization_passes): Replace
4684 pass_redundant_phi with pass_copy_prop.
4685 Add pass_vrp.
4686 Replace pass_ccp with pass_store_ccp.
4687 Add pass_store_copy_prop after pass_store_ccp.
4688 (execute_todo): If the TODO_ flags don't include updating
4689 the SSA form, assert that it does not need to be updated.
4690 Call update_ssa instead of rewrite_into_ssa and
4691 rewrite_def_def_chains.
4692 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4693 (tree_rest_of_compilation):
4694 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4695 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4696 TODO_cleanup_cfg): Renumber.
4697 (TODO_verify_loops, TODO_update_ssa,
4698 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4699 TODO_update_ssa_only_virtuals): Define.
4700 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4701 Declare.
4702 * tree-phinodes.c (make_phi_node): Update documentation.
4703 (remove_all_phi_nodes_for): Remove.
4704 (find_phi_node_for): New.
4705 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4706 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4707 (interpret_rhs_modify_expr): Likewise.
4708 * tree-sra.c (decide_instantiations): Mark all symbols in
4709 SRA_CANDIDATES for renaming.
4710 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4711 (mark_all_v_defs): New function. Update all users to call it
4712 with the whole list of scalarized statements, not just the
4713 first one.
4714 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4715 (compute_flow_insensitive_aliasing): If the tag is
4716 unmodifiable and the variable isn't or vice-versa, don't
4717 make them alias of each other.
4718 (setup_pointers_and_addressables): If the type tag for
4719 VAR is about to change, mark the old one for renaming.
4720 (add_type_alias): New.
4721 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4722 (ccp_lattice_t): Rename from latticevalue.
4723 (value): Remove. Update all users.
4724 (const_val): New local variable.
4725 (do_store_ccp): New local variable.
4726 (dump_lattice_value): Handle UNINITIALIZED.
4727 (debug_lattice_value): New.
4728 (get_default_value): Re-write.
4729 (set_lattice_value): Re-write.
4730 (def_to_varying): Remove. Update all users.
4731 (likely_value): Return VARYING for statements that make
4732 stores when STORE_CCP is false.
4733 Return VARYING for any statement other than MODIFY_EXPR,
4734 COND_EXPR and SWITCH_EXPR.
4735 (ccp_initialize): Re-write.
4736 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4737 Move to tree-ssa-propagate.c.
4738 (ccp_lattice_meet): Handle memory stores when
4739 DO_STORE_CCP is true.
4740 (ccp_visit_phi_node): Likewise.
4741 (ccp_fold): Likewise.
4742 (evaluate_stmt): Likewise.
4743 (visit_assignment): Likewise.
4744 (ccp_visit_stmt): Likewise.
4745 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4746 into DO_STORE_CCP.
4747 (do_ssa_ccp): New.
4748 (pass_ccp): Use it.
4749 (do_ssa_store_ccp): New.
4750 (gate_store_ccp): New.
4751 (pass_store_ccp): Declare.
4752 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4753 (may_propagate_copy): Reformat.
4754 Don't abort if ORIG is a virtual and DEST isn't.
4755 If NEW does not have alias information but DEST does,
4756 copy it.
4757 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4758 copy_prop_kind, which_copy_prop): Declare.
4759 (stmt_may_generate_copy, get_copy_of_val,
4760 get_last_copy_of, set_copy_of_val, dump_copy_of,
4761 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4762 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4763 init_copy_prop, fini_copy_prop, execute_copy_prop,
4764 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4765 store_copy_prop): New.
4766 (pass_copy_prop, pass_store_copy_prop): Declare.
4767 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4768 'num_const_prop' and 'num_copy_prop'.
4769 (cprop_operand): Update them.
4770 (dump_dominator_optimization_stats): Dump them.
4771 (tree_ssa_dominator_optimize): Call update_ssa instead of
4772 rewrite_into_ssa.
4773 (loop_depth_of_name): Declare extern.
4774 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4775 values for LOW or HIGH.
4776 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4777 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4778 (cprop_operand): Only propagate if VAL != OP.
4779 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4780 statement for renaming.
4781 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4782 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4783 add_type_alias if necessary.
4784 Call mark_new_vars_to_rename.
4785 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4786 mark every statement updated, call update_ssa and
4787 rewrite_into_loop_closed_ssa.
4788 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4789 from LIVEIN if VAR is a virtual.
4790 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4791 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4792 (get_call_expr_operands): Reformat statement.
4793 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4794 symbols.
4795 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4796 SSA_NAME_VALUE for every name.
4797 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4798 get_value_loaded_by): New.
4799 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4800 substitute_and_fold): Move from tree-ssa-ccp.c.
4801 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4802 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4803 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4804 Declare.
4805 * tree-ssa.c (verify_use): Fix error message.
4806 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4807 check_phi_redundancy, kill_redundant_phi_nodes,
4808 pass_redundant_phi): Remove. Update all users.
4809 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4810 add_type_alias, if necessary.
4811 * tree-vectorizer.h (struct _stmt_vect_info): Update
4812 documentation for field 'memtag'.
4813 * tree-vrp.c: New file.
4814 * tree.def (ASSERT_EXPR): Define.
4815 * tree.h (ASSERT_EXPR_VAR): Define.
4816 (ASSERT_EXPR_COND): Define.
4817 (SSA_NAME_VALUE_RANGE): Define.
4818 (struct tree_ssa_name): Add field 'value_range'.
4819 (PHI_REWRITTEN): Remove.
4820 (struct tree_phi_node): Remove field 'rewritten'.
4821 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4822 -ftree-store-copy-prop): Document.
4823 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4824 Document usage of update_ssa.
4826 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4828 PR target/20814
4829 * config/rs6000/predicates.md (altivec_register_operand): Accept
4830 SUBREG.
4831 (and64_operand): Do not limit CONST_INT to mask64_operand.
4832 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4833 (and_operand): Do not limit CONST_INT to mask_operand.
4835 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4837 PR rtl-optimization/20466
4838 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4839 for overlap of the address of each list member.
4840 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4842 2005-04-08 Mike Stump <mrs@apple.com>
4844 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4846 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4847 instead of 4.
4849 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4851 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4853 * function.c (push_function_context_to): Don't set
4854 contains_functions.
4855 * function.h (function): Remove contains_functions.
4856 (current_function_contains_functions): Remove.
4858 * function.h (function): Remove instrument_entry_exit.
4859 (current_function_instrument_entry_exit): Remove.
4861 * function.h (nonlocal_labels): Remove.
4863 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4865 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4866 (check_attr_value, write_attr_get, write_expr_attr_cache,
4867 find_attr, make_internal_attr): Don't reference negative_ok or
4868 unsigned_p.
4869 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4870 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4871 (ATTR_STATIC): Adjust the value.
4873 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4875 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4877 * config/s390/tpf.h (ASM_SPEC): Define.
4879 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4881 * tree-flow.h: Remove the prototype for
4882 redirect_immediate_uses.
4883 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4885 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4887 * arm.c (arm_const_double_by_parts): New function.
4888 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4889 * arm.md (define_split for 64-bit constants): Add another one.
4891 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4893 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4895 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4897 * system.h: Revert last change.
4899 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4901 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4902 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4903 (TARGET_SWITCHES): Delete.
4904 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4905 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4906 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4907 * config/xtensa/xtensa.opt: New file.
4909 2005-04-08 Ben Elliston <bje@au.ibm.com>
4911 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4912 * config/fp-bit.h: Tidy comments.
4914 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4916 * system.h: Poison PARAMS.
4918 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4920 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4921 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4922 (TARGET_SWITCHES): Delete.
4923 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4924 * config/vax/vax.opt: New file.
4926 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4928 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4930 2005-04-07 Ian Lance Taylor <ian@airs.com>
4932 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4933 define.
4934 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4935 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4936 Likewise.
4938 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4940 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4941 all immediate uses in PHI nodes.
4943 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4945 * arm.c (arm_const_double_inline_cost): Handle any constant by
4946 using gen_lowpart and gen_highpart_mode.
4947 (note_invalid_constants): All constants in an RTX with a constraint
4948 that permits memory are now pushed to the constant pool.
4949 (output_move_double): Delete code to handle reg to reg and
4950 constant to reg moves.
4951 (const_double_needs_minipool, output_mov_immediate): Delete.
4952 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4953 CONST_INT and CONST_VECTOR.
4954 * arm.md (ANY64): New mode macro.
4955 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4956 (movdf_soft_insn): Split reg-reg and const-reg moves.
4957 (split patterns for 64-bit constant and register moves): New.
4958 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4959 (cirrus_movdf_hard_insn): Likewise.
4960 * fpa.md (movdf_fpa): Likewise.
4961 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4962 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4963 constraints.
4964 (movv2si_internal_2): Likewise.
4965 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4966 (movdf_vfp): Likewise.
4967 * arm-protos.h (output_mov_immediate): Delete prototype.
4969 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4971 PR target/20093
4972 * simplify-rtx.c (simplify_unary_operation_1): Check
4973 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4975 2005-04-06 James E Wilson <wilson@specifixinc.com>
4977 PR target/20717
4978 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4979 ADDR_EXPR.
4981 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4983 * coverage.h (GCOV_TYPE_NODE): Delete.
4984 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4985 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4986 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4987 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4988 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4990 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4992 PR other/20792
4993 * Makefile.in (gcc.pot): Remove options.c dependency.
4994 * optc-gen.awk: Don't quote help strings with N_().
4996 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4998 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4999 the function returns a pointer type.
5001 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
5003 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
5004 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
5005 * doc/invoke.texi: Documnet salias-max-implicit-fields.
5006 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
5007 explicit_uses members.
5008 (get_or_create_used_part_for): Initialize new fields.
5009 (fieldoff_compare): New function.
5010 (create_overlap_variables_for): Count number of fields, use
5011 heuristic to determine whether to create subvars for vars with
5012 only implicit uses.
5013 Sort the field list by offset and avoid creating duplicate SFT's.
5015 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5017 * c.opt (-F): Remove trailing whitespace from help string.
5018 (-finput-charset): Use a tab to separate the switch name and help
5019 string.
5020 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
5021 (-ftree-vectorizer-verbose): Likewise.
5023 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5025 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
5026 a PHI argument where a use occurs instead of all PHI arguments.
5028 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
5030 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
5031 scope.
5033 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5035 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
5036 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
5037 config/bfin/bfin.h: Fix comment typos.
5039 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
5041 * doc/install.texi: Update the URL for Jacks.
5042 * doc/sourcebuild.texi: Likewise.
5044 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5046 PR target/17245
5047 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
5048 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
5050 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5052 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
5054 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5056 * config/v850/v850-protos.h (override_options): Delete.
5057 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
5058 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
5059 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
5060 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
5061 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
5062 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
5063 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
5064 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
5065 (OVERRIDE_OPTIONS): Delete.
5066 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
5067 (small_memory_info): Remove the value field.
5068 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
5069 TARGET_NO_APP_REGS.
5070 * config/v850/v850.c (small_memory): Remove the value field.
5071 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5072 (override_options): Delete.
5073 (v850_handle_memory_option, v850_handle_option): New functions.
5074 * config/v850/v850.opt: New file.
5076 2005-04-06 Geoffrey Keating <geoffk@apple.com>
5078 * config.host: Add a section for generic hosts, and a subsection
5079 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
5080 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
5081 * config/host-darwin.h: New.
5082 * config/x-darwin: New.
5083 * config/i386/host-i386-darwin.c: New.
5084 * config/i386/x-darwin: New.
5085 * config/rs6000/host-darwin.c: Include host-darwin.h.
5086 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
5087 (darwin_rs6000_gt_pch_use_address): Likewise.
5088 * config/rs6000/x-darwin: Change name of .o built, update
5089 dependencies for changes to rs6000/host-darwin.c.
5091 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5093 PR target/17824
5094 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
5096 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
5098 * tree-vect-analyze.c (vect_analyze_loop_form): Call
5099 split_loop_exit_edge instead of loop_split_edge_with.
5101 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
5103 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
5104 UNSPEC_SET_VSCR): New constants, used throughout.
5105 (*andc3_v4sf): New.
5106 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
5107 Replace with...
5108 (altivec_vspltis<VI_char>): ... this pattern, using
5109 a QImode const_int_operand for the immediate.
5110 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
5111 define_expands.
5113 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5115 PR target/17822
5116 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
5118 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5120 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
5122 2005-04-06 Ben Elliston <bje@au.ibm.com>
5124 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
5125 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
5126 macros as living in "this file" and not gcc.h.
5128 2005-04-06 Ben Elliston <bje@au.ibm.com>
5130 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
5131 -ftree-live_range_split. Perhaps renamed at some point?
5133 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5135 PR target/20625
5136 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
5137 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
5139 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5141 * tree-flow.h (number_of_iterations_cond): Declaration removed.
5142 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
5143 (number_of_iterations_special): New function.
5144 (number_of_iterations_exit): Use number_of_iterations_special.
5145 Use simplify_using_outer_evolutions only at -O3.
5146 (number_of_iterations_cond, tree_simplify_using_condition,
5147 simplify_using_initial_conditions, loop_niter_by_eval,
5148 compare_trees, can_count_iv_in_wider_type_bound,
5149 simplify_using_outer_evolutions): Use fold_build.
5151 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
5153 * doc/install.texi (Configuration): Document --with-java-home.
5155 2005-04-05 Richard Henderson <rth@redhat.com>
5157 PR target/20342
5158 PR target/20447
5159 * config/i386/i386.c (print_operand): Handle vector zeros.
5160 (ix86_split_to_parts): Handle CONST_VECTOR.
5161 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
5162 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
5163 what modes to tie for MMX and SSE registers.
5164 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
5165 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
5166 to vector modes as well.
5167 * config/i386/predicates.md (const0_operand): Handle VOIDmode
5168 properly as an input mode.
5170 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5172 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
5174 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5176 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
5178 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5180 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
5181 and local functions, set sse_nregs to 8 and float_in_sse.
5182 (function_arg_advance, function_arg): If float_in_sse, pass
5183 SFmode and DFmode arguments in SSE registers.
5184 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
5186 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
5187 of -funit-at-a-time.
5189 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5191 * config/i386/i386-protos.h (ix86_function_value): Accept two
5192 arguments, like the target macro.
5193 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
5194 * config/i386/i386.c (ix86_function_value): Accept the second
5195 argument of the target macro.
5196 (ix86_function_ok_for_sibcall): Pass a function pointer to
5197 ix86_function_value.
5198 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
5199 call to ix86_value_regno).
5200 (ix86_value_regno): Add support for returning floating point values
5201 in SSE registers.
5203 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5205 PR tree-optimization/20076
5206 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
5207 that call __builtin_return or __builtin_apply_args.
5209 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5211 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5212 Use immediate use iterator.
5213 (stmt_is_bumper_for_loop): Use immediate use iterator.
5214 * predict.c (strip_builtin_expect): Use update_stmt.
5215 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5216 on all elements of a STATEMENT_LIST.
5217 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5218 (bsi_remove): Remove imm_use links and mark the stmt as modified.
5219 (bsi_replace): Mark stmt as modified and the update it.
5220 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5221 (expand_complex_libcal): Call update_stmt.
5222 (expand_complex_comparison): Call mark_stmt_modified.
5223 (expand_complex_operations_1): Call update_stmt_if_modified.
5224 (expand_vector_operations_1): Call mark_stmt_modified.
5225 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5226 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5227 add_immediate_use, redirect_immediate_use,
5228 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5229 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5230 (mark_new_vars_to_rename): Call update_stmt.
5231 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5232 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5233 Ignore PHI nodes.
5234 (unmodify_stmt): Delete.
5235 (update_stmt): New. Force an update of a stmt.
5236 (update_stmt_if_modified): update a stmt if it is out of date.
5237 (get_stmt_operands): Verify stmt is NOT modified.
5238 (stmt_modified_p): Update comment.
5239 (delink_imm_use): Remove a use node from its immuse list.
5240 (link_imm_use_to_list): Link a use node to a specific list.
5241 (link_imm_use): Link a node to the correct list.
5242 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5243 it in the correct list, if appropriate.
5244 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5245 (relink_imm_use): Link a use node in place of another node in a list.
5246 (relink_imm_use_stmt): LInk a node in place of another node, and set
5247 the stmt pointer.
5248 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
5249 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
5250 (first_safe_imm_use): New. Initialize a safe immuse iterator.
5251 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
5252 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
5253 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
5254 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
5255 (has_zero_uses): New. Return true if there are no uses of a var.
5256 (has_single_use): New. Return true if there is only a single use of a
5257 variable.
5258 (single_imm_use): New. Return the simgle immediate use.
5259 (num_imm_uses): New. Return the number of immediate uses.
5260 (get_v_must_def_ops): Use is now a pointer.
5261 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5262 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5263 the use node.
5264 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5265 (delink_stmt_imm_use): Delink all immuses from a stmt.
5266 (phi_arg_index_from_use): New. Return a phi arg index for a use.
5267 * tree-flow.h (struct dataflow_d): Delete.
5268 (immediate_use_iterator_d): New. Immediate use iterator struct.
5269 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
5270 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
5271 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
5272 iteration.
5273 (struct stmt_ann_d): Remove dataflow_t from struct.
5274 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
5275 (if_convertible_phi_p): Use FAST immuse iterator.
5276 (if_convertible_loop_p): Don't call compute_immediate_uses.
5277 (replace_phi_with_cond_modify_expr): Call update_stmt.
5278 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5279 update_stmt_if_modified.
5280 (rewrite_all_into_ssa): Initialize ssa operands.
5281 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5282 compute_immediate_uses.
5283 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5284 ssa_property is available.
5285 (execute_one_pass): Change parameters passed to execute_todo.
5286 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5287 (remove_ssa_form): Call fini_ssa_operands.
5288 (insert_backedge_copies): Delete call to modify_stmt.
5289 * tree-phinodes.c (make_phi_node): Initialize use nodes.
5290 (release_phi_node): Delink any use nodes before releasing.
5291 (resize_phi_node): Relink any use nodes.
5292 (remove_phi_arg_num): Delink the use node.
5293 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5294 (remove_all_phi_nodes_for): Release phi node first.
5295 * tree-pretty-print.c (dump_generic_node): Print stmt address.
5296 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5297 (scalarize_use, scalarize_copy): Call update_stmt.
5298 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5299 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5300 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5301 (ccp_initialize): Remove call to compute_immediate_uses.
5302 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5303 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5304 stmts.
5305 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5306 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5307 (eliminate_redundant_computations): Call mark_stmt_modified.
5308 (cprop_operand): Call mark_stmt_modified.
5309 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5310 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5311 (dse_optimize_stmt): Use new immuse interface.
5312 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5313 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5314 (substitute_single_use_vars): Use new immuse interface.
5315 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5316 and compute_immediate_uses.
5317 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5318 interface.
5319 (rewrite_mem_refs): Call update_stmt.
5320 (determine_lsm): Remove call to compute_imm_uses and free_df.
5321 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5322 (try_unroll_loop_completely): Call update_stmt.
5323 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5324 (rewrite_use_compare): Call update_stmt.
5325 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5326 (rewrite_use) : Call update_stmt.
5327 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5328 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5329 update_stmt.
5330 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5331 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5332 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5333 use nodes.
5334 (initialize_vuse_operand): New. Initialize a vuse operand.
5335 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5336 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5337 (finalize_ssa_defs): Use stmt parameter.
5338 (correct_use_link): Ensure a use node is in the correct list, and has
5339 the correct stmt pointer.
5340 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5341 finalize_ssa_v_must_defs): Also initialize use nodes.
5342 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5343 (build_ssa_operands): Seperate parsing from final operand construction.
5344 (parse_ssa_operands): New. Parse entry point for operand building.
5345 (swap_tree_operands): New. Swap 2 tree operands.
5346 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5347 operands.
5348 (get_expr_operands): Call swap_tree_operands when needed.
5349 (copy_virtual_operands): Use initialize routines for virtual use ops.
5350 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5351 (verify_abort): New. Issue imm_use error.
5352 (verify_imm_links): New Verify imm_use links for a var.
5353 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5354 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5355 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5356 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5357 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5358 (NULL_USE_OPERAND_P) Define.
5359 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5360 use node.
5361 (struct vuse_operand_type): New struct.
5362 (SET_USE): Call set_ssa_use_from_ptr.
5363 (USE_STMT): Define.
5364 (PHI_ARG_INDEX_FROM_USE): Define.
5365 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5366 argument via SET_USE, not PHI_ARG_DEF_TREE.
5367 * tree-ssa-pre.c (eliminate): Call update_stmt.
5368 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5369 call free_df.
5370 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5371 (nearest_common_dominator_of_uses): Use imm_use iterator.
5372 (statement_sink_location): Use imm_use iterator and interface.
5373 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5374 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5375 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5376 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5377 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5378 if new parameter is true.
5379 (init_tree_ssa): Don't initialize operand cache here.
5380 (delete_tree_ssa): Don't destroy operand cache here.
5381 (propagate_into_addr): Pass in a use pointer, return true if anything
5382 was changed.
5383 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5384 (check_phi_redundancy): Use imm_use iterator.
5385 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5386 free_df.
5387 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5388 (release_ssa_name): Delink node and all elements in its imm_use list.
5389 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5390 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5391 * tree-vectorizer.c (need_imm_uses_for): Delete.
5392 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5393 * tree.h (struct ssa_imm_use_d): Define.
5394 (SSA_NAME_IMM_USE_NODE): Define.
5395 (struct tree_ssa_name): Add imm_use node.
5396 (PHI_DF): Delete.
5397 (PHI_ARG_IMM_USE_NODE): Define.
5398 (struct phi_arg_d): Add imm_use node.
5399 (struct tree_phi_node): Remove struct dataflow_d element.
5400 (TDF_STMTADDR): Define.
5402 2005-04-05 Dale Johannesen <dalej@apple.com>
5404 * doc/invoke.texi (Optimization Options): Remove
5405 duplicate -fcse-follow-jumps. Add -fweb.
5406 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5407 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5409 2005-04-05 Per Bothner <per@bothner.com>
5411 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5412 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5413 (warn_uninit): Get EXPR_LOCUS from context now instead.
5414 This fixes a USE_MAPPED_LOCATION testsuite failure.
5416 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5418 2005-04-05 Per Bothner <per@bothner.com>
5420 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5421 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5422 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5423 before warning.
5425 2004-04-05 Devang Patel <dpatel@apple.com>
5427 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5428 (lhsr<mode>3): ... new name.
5429 (altivec_vsra<VI_char>): Rename to ..
5430 (ashr<mode>3): ... new name.
5431 * config/rs6000/rs6000.c (builtin_description): Rename shift
5432 operations.
5434 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5436 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5437 gen_lowpart_for_combine.
5438 * cse.c (gen_lowpart_if_possible): Move...
5439 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5440 gen_lowpart_SUBREG.
5441 (gen_lowpart_no_emit_general): Use it.
5443 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5445 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5446 overriding.
5448 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5450 * system.h: Fix typo.
5452 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5454 * config/bfin/bfin-modes.def: New file.
5455 * config/bfin/bfin-protos.h: New file.
5456 * config/bfin/bfin.c: New file.
5457 * config/bfin/bfin.h: New file.
5458 * config/bfin/bfin.md: New file.
5459 * config/bfin/bfin.opt: New file.
5460 * config/bfin/crti.s: New file.
5461 * config/bfin/crtn.s: New file.
5462 * config/bfin/elf.h: New file.
5463 * config/bfin/lib1funcs.asm: New file.
5464 * config/bfin/predicates.md: New file.
5465 * config/bfin/t-bfin: New file.
5466 * config/bfin/t-bfin-elf: New file.
5467 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5468 Document new attributes.
5469 (interrupt, interrupt_handler, saveall): Update documentation for
5470 these attributes.
5471 * doc/install.texi (Specific): Add entry for the Blackfin.
5472 * doc/invoke.texi (Blackfin Options): New section.
5473 * doc/md.texi (Blackfin family): New section to document constraints.
5474 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5476 2005-04-05 Olivier Hainque <hainque@adacore.com>
5478 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5479 match what the system unwinder expects.
5480 * config/mips/mips.c (mips_frame_set): If we're saving the return
5481 address register and the dwarf return address column number differs
5482 from the hard register number, adjust the note reg to refer to the
5483 former.
5485 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5487 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5488 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5489 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5490 (processor_type): New enum.
5491 (mn10300_processor): New variable.
5492 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5493 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5494 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5495 (PROCESSOR_DEFAULT): New macro.
5496 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5497 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5498 (mn10300_handle_option, mn10300_override_options): New functions.
5499 * config/mn10300/mn10300.opt: New file.
5501 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5502 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5504 PR tree-optimization/19903
5505 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5506 that don't fit in their type after conversion.
5508 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5510 PR target/20421
5511 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5512 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5513 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5514 flag here. Implement using define_insn_and_split.
5515 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5516 (frndintxf2_mask_pm_i387): New insn patterns.
5517 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5518 Do not set ix86_optimize_mode_switching flag.
5519 (ceilsf2, ceildf2, ceilxf2): Same.
5520 (btruncsf2, btruncdf2, btruncxf2): Same.
5521 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5523 2005-04-05 Ian Lance Taylor <ian@airs.com>
5525 PR debug/9963
5526 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5527 i386_pe_record_external_function.
5528 (i386_pe_record_external_function): Update declaration.
5529 * config/i386/winnt.c (struct extern_list): Add decl field.
5530 (i386_pe_record_external_function): Add decl parameter.
5531 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5532 identifier.
5533 * config/i386/i386-protos.h (i386_pe_record_external_function):
5534 Update declaration.
5536 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5538 * config/m68k/m68k-protos.h: Add a prototype for
5539 valid_dbcc_comparison_p_2.
5540 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5541 extend_operator, const_uint32_operand, const_sint32_operand,
5542 general_src_operand, nonimmediate_src_operand,
5543 memory_src_operand, post_inc_operand, pre_dec_operand,
5544 pcrel_address): Move to predicates to predicates.md.
5545 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5546 * config/m68k/m68k.md: Include predicates.md.
5547 * config/m68k/predicates.md: New.
5549 2005-04-04 Roger Sayle <roger@eyesopen.com>
5551 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5553 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5555 2005-04-04 Ian Lance Taylor <ian@airs.com>
5557 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5558 switch_expr.
5559 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5560 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5561 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5562 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5563 * c-common.c (c_do_switch_warnings_1): New static function broken
5564 out of c_do_switch_warnings.
5565 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5566 (c_do_switch_expr_warnings): New function.
5567 * c-common.h (c_do_switch_expr_warnings): Declare.
5569 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5570 Daniel Jacobowitz <dan@codesourcery.com>
5572 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5573 trapping divide.
5574 * rtlanal.c (may_trap_p): Same.
5576 2005-04-04 Dale Johannesen <dalej@apple.com>
5578 * ChangeLog: remove reference to ChangeLog.12.
5580 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5582 CRIS epilogue as RTL.
5583 * config/cris/cris.md: Change all 0 in unspec 0 to
5584 CRIS_UNSPEC_PLT.
5585 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5586 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5587 patterns.
5588 ("return"): Change to define_expand. Call cris_expand_return for
5589 actual expansion.
5590 ("*return_expanded"): New pattern.
5591 ("epilogue"): New define_expand.
5592 * config/cris/cris.h (PREDICATE_CODES): Add
5593 cris_load_multiple_op.
5594 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5595 type.
5596 (enum cris_retinsn_type): New.
5597 (struct machine_function): New member return_type.
5598 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5599 (cris_target_asm_function_epilogue): Remove, moving RTLified
5600 contents to...
5601 (cris_expand_epilogue): New function.
5602 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5603 (cris_gen_movem_load, cris_load_multiple_op)
5604 (cris_return_address_on_stack_for_return, cris_expand_return): New
5605 functions.
5606 (cris_target_asm_function_prologue)
5607 (cris_initial_frame_pointer_offset): Call
5608 cris_reg_saved_in_regsave_area instead of complicated expression.
5609 Call cris_return_address_on_stack instead of an expression.
5610 (cris_print_operand) <case 'o', case 'O'>: New cases.
5611 (cris_return_address_on_stack): Change return-type to bool.
5612 (cris_simple_epilogue): Ditto. Return false if registers are
5613 saved.
5614 * config/cris/cris-protos.h (cris_simple_epilogue)
5615 (cris_return_address_on_stack): Adjust prototype return type.
5616 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5617 (cris_return_address_on_stack_for_return): New prototypes.
5619 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5621 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5622 gpr_or_int12_operand.
5624 * config/frv/frv-protos.h: Add a prototype to
5625 frv_legitimate_memory_operand and frv_const_unspec_p.
5626 (frv_unspec): Move from frv.c.
5627 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5628 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5629 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5630 gpr_or_fpr_operand, gpr_or_int12_operand,
5631 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5632 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5633 int6_operand, int5_operand, uint5_operand, uint4_operand,
5634 uint1_operand, int_2word_operand, uint16_operand,
5635 upper_int16_operand, integer_register_operand,
5636 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5637 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5638 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5639 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5640 move_destination_operand, movcc_fp_destination_operand,
5641 frv_function_symbol_referenced_p, move_source_operand,
5642 condexec_dest_operand, condexec_source_operand,
5643 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5644 const_unspec_operand, gpr_or_memory_operand,
5645 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5646 icc_operand, fcc_operand, cc_operand, icr_operand,
5647 fcr_operand, cr_operand, call_operand, sibcall_operand,
5648 symbolic_operand, relational_operator,
5649 integer_relational_operator, float_relational_operator,
5650 ccr_eqne_operator, minmax_operator,
5651 condexec_si_binary_operator, condexec_si_media_operator,
5652 condexec_si_divide_operator, condexec_si_unary_operator,
5653 condexec_sf_conv_operator, condexec_sf_add_operator,
5654 condexec_memory_operand, intop_compare_operator, acc_operand,
5655 even_acc_operand, quad_acc_operand, accg_operand: Move to
5656 predicates.md.
5657 * config/frv/frv.h (PREDICATE_CODES): Remove.
5658 * config/frv/frv.md: Include predicates.md.
5659 * config/frv/predicates.md: New.
5661 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5663 PR target/19537
5664 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5665 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5666 (add_standard_iv_candidates_for_size): New function, extracting code
5667 from add_standard_iv_candidates and parameterizing it by type size.
5668 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5670 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5672 * system.h (GCOV_SIZE_TYPE): Unposion.
5673 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5674 (GCOV_TYPE_SIZE): ...this new macro.
5675 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5676 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5677 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5678 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5679 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5680 instead of unsigned_intSI_type_node.
5681 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5682 (rtl_gen_one_value_profiler_no_edge_manipulation)
5683 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5684 * value-prof.c: Include coverage.h.
5686 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5687 Diego Novillo <dnovillo@redhat.com>
5689 Fix PR tree-optimization/20703
5690 Fix PR tree-optimization/20725
5692 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5693 (create_expression_by_pieces): Ditto.
5694 (valid_in_set): Ditto. Also handle tcc_declaration.
5695 (find_or_generate_expression): Handle comparison class.
5696 (insert_into_preds_of_block): Ditto.
5697 (insert_aux): Ditto.
5698 (create_value_expr_from): Handle comparison class, recursively
5699 handle reference nodes.
5700 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5701 (execute_pre): Fix spacing.
5702 (do_fre): Renamed to execute_fre.
5704 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5706 * doc/invoke.texi (SPARC options): Document that
5707 -mlittle-endian is not supported on Linux either.
5709 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5711 PR target/4198
5712 PR target/12027
5713 * config.gcc (Obsolete configurations): Remove
5714 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5715 (sparclite-*-coff*): Delete.
5716 (sparclite-*-elf*): Likewise.
5717 (sparc86x-*-elf*): Likewise.
5718 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5719 * config/sparc/lite.h: Delete.
5720 * config/sparc/litecoff.h: Likewise.
5721 * config/sparc/liteelf.h: Likewise.
5722 * config/sparc/sp86x-elf.h: Likewise.
5723 * config/sparc/t-sparclite: Likewise.
5724 * config/sparc/t-sp86x: Likewise.
5726 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5728 * config/s390/s390-protos.h: (s390_comparison,
5729 s390_alc_comparison, s390_slb_comparison, const0_operand,
5730 consttable_operand, larl_operand, s_operand,
5731 shift_count_operand, bras_sym_operand, load_multiple_operation,
5732 store_multiple_operation, s390_plus_operand): Remove prototypes.
5733 (s390_legitimate_address_without_index_p): New prototype.
5734 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5735 to s390.h.
5736 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5737 const0_operand, consttable_operand, larl_operand, s_operand,
5738 shift_count_operand, bras_sym_operand, load_multiple_operation,
5739 store_multiple_operation, s390_plus_operand): Move to
5740 predicates.md.
5741 (check_mode): Remove.
5742 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5743 s390-protos.h.
5744 (s390_legitimate_address_without_index_p): New.
5745 * config/s390/s390.h (PREDICATE_CODES): Remove.
5746 * config/s390/s390.md: Include predicates.md.
5747 * config/s390/predicates.md: New.
5749 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5751 PR target/20446
5752 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5753 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5754 (NEED_INDICATE_EXEC_STACK): Define to 1.
5755 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5756 (NEED_INDICATE_EXEC_STACK): Define to 1.
5757 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5758 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5759 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5760 (pic_helper_emitted_p): New global.
5761 (emit_pic_helper): New function extracted from...
5762 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5763 Do not call emit_pic_helper if delay_pic_helper is true.
5764 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5765 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5766 (sparc_file_end): New function.
5768 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5770 * config/mcore/mcore-protos.h: Remove the prototypes for
5771 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5772 mcore_general_movdst_operand, mcore_reload_operand,
5773 mcore_arith_J_operand, mcore_arith_K_operand,
5774 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5775 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5776 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5777 mcore_literal_K_operand, mcore_addsub_operand,
5778 mcore_compare_operand, mcore_load_multiple_operation,
5779 mcore_store_multiple_operation, mcore_call_address_operand.
5780 Add a prototype for const_ok_for_mcore.
5781 * config/mcore/mcore.c (mcore_call_address_operand,
5782 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5783 mcore_arith_reg_operand, mcore_reload_operand,
5784 mcore_arith_J_operand, mcore_arith_K_operand,
5785 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5786 mcore_arith_M_operand, mcore_arith_imm_operand,
5787 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5788 mcore_literal_K_operand, mcore_addsub_operand,
5789 mcore_compare_operand, mcore_load_multiple_operation,
5790 mcore_store_multiple_operation): Move to predicates.md.
5791 (const_ok_for_mcore): Export.
5792 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5793 * config/mcore/mcore.md: Include predicates.md.
5794 * config/mcore/predicates.md: New.
5796 * config/mcore/predicates.md: Fix a comment typo.
5798 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5799 Adrian Straetling <straetling@de.ibm.com>
5801 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5802 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5803 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5804 attribute.
5805 ("imul"): Removed from "type" attribute.
5806 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5807 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5808 Changed type to imulsi.
5809 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5811 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5813 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5814 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5815 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5816 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5817 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5818 (TARGET_SWITCHES, mcore_stack_increment_string)
5819 (TARGET_OPTIONS): Delete.
5820 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5821 than *_BIT constants.
5822 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5823 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5824 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5825 (mcore_override_options): Delete mcore_stack_increment code.
5826 Change use of M340_BIT to MASK_M340.
5827 * config/mcore/mcore.opt: New file.
5829 2005-04-04 Ian Lance Taylor <ian@airs.com>
5831 * config/arm/arm.c (replace_symbols_in_block): Remove static
5832 function.
5834 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5836 * config/fr30/fr30-protos.h: Remove the prototypes for
5837 stack_add_operand, add_immediate_operand,
5838 high_register_operand, low_register_operand, call_operand,
5839 di_operand, and nonimmediate_di_operand.
5840 * config/fr30/fr30.c (stack_add_operand,
5841 add_immediate_operand, high_register_operand,
5842 low_register_operand, call_operand, di_operand,
5843 nonimmediate_di_operand): Move to predicates.md.
5844 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5845 * config/fr30/fr30.md: Include predicates.md.
5846 * config/fr30/predicates.md: New.
5848 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5849 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5850 mcore_call_address_operand.
5852 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5853 general_movsrc_operand.
5855 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5857 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5858 after freeing.
5860 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5862 PR target/14812
5863 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5864 a negated value.
5866 2005-04-04 Richard Henderson <rth@redhat.com>
5867 Jakub Jelinek <jakub@redhat.com>
5869 PR rtl-optimization/16104
5870 * fold-const.c (fold_unary): Fix folding of vector conversions.
5872 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5874 * config.gcc (xstormy16-*-elf): Set extra_options.
5875 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5876 * config/stormy16/stormy16.opt: New file.
5878 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5880 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5881 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5882 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5883 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5884 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5885 (TARGET_UNIX_ASM): Delete.
5886 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5887 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5888 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5889 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5890 * config/pdp11/pdp11.opt: New file.
5892 2005-04-03 Roger Sayle <roger@eyesopen.com>
5893 Alexandre Oliva <aoliva@redhat.com>
5895 PR c++/19199
5896 * fold-const.c (non_lvalue): Split tests into...
5897 (maybe_lvalue_p): New function.
5898 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5899 C++ front-end prior to lowering into gimple form.
5901 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5903 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5904 BUILT_IN_STRNCASECMP): New.
5905 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5906 and strndup.
5908 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5910 PR target/14812
5911 * arm.md (addsi3_compare0_for_combiner): Delete.
5912 (addsi3_compare0_scratch_for_combiner): Delete.
5913 (cmpsi_neg_shiftsi): Delete.
5914 (compare_negsi_si): New pattern.
5915 (cmpsi_negshiftsi_si): New pattern.
5916 (negated_cbranchsi4): Restrict to equality_operator.
5918 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5919 template.
5921 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5923 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5924 Fix comment typos.
5926 * doc/install.texi: Fix a typo.
5928 2005-04-03 Steven Bosscher <stevenb@suse.de>
5930 PR middle-end/20648
5931 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5932 a computed goto if the edge to the computed goto block has
5933 incoming abnormal edges. Clarify how the function works.
5935 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5937 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5938 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5939 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5940 hash_scan_set, reg_set_between_after_reload_p,
5941 reg_used_between_after_reload_p, get_avail_load_store_reg,
5942 eliminate_partially_redundant_load): Likewise.
5943 * postreload.c (reload_cse_simplify_set,
5944 reload_combine_note_use): Likewise.
5945 * predict.c (predict_insn, expected_value_to_br_prob,
5946 propagate_freq, expensive_function_p): Likewise.
5947 * print-rtl.c (print_rtx): Likewise.
5948 * profile.c (instrument_edges, instrument_values,
5949 compute_branch_probabilities, branch_prob, union_groups,
5950 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5951 * protoize.c (in_system_include_dir, file_could_be_converted,
5952 file_normally_convertible, gen_aux_info_file, seek_to_line,
5953 do_cleaning): Likewise.
5954 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5955 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5956 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5958 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5960 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5961 * modulo-sched.c (undo_replace_buff_elem): New structure.
5962 (kernel_number_of_cycles, ps_unschedule_node,
5963 undo_generate_reg_moves,free_undo_replace_buff,
5964 undo_permute_partial_schedule, loop_single_full_bb_p,
5965 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5966 build_loops_structure, get_sched_window): New.
5967 (generate_reg_moves): Return undo_replace_buff_elem and other
5968 fixes.
5969 (generate_prolog_epilog): Remove old loop versioning.
5970 (sms_schedule): Use loop information and loop_version.
5971 (sms_schedule_by_order): Split part of it to get_sched_window.
5972 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5973 cfg_layout_finalize and free_dominance_info before/after SMS.
5975 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5977 * cfghooks.c (lv_flush_pending_stmts,
5978 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5979 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5980 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5981 lv_add_condition_to_bb,
5982 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5983 flush_pending_stmts): New in cfg_hooks structure.
5984 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5985 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5986 lv_add_condition_to_bb): New declarations.
5987 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5988 bool.
5989 (loop_version): Declare.
5990 * cfgloopmanip.c (cfghooks.h): Include.
5991 (duplicate_loop_to_header_edge): Change return type to bool.
5992 (loop_version, lv_adjust_loop_entry_edge): Move here.
5993 * cfgrtl.c (cfgloop.h): Include.
5994 (rtl_verify_flow_info_1): Fix.
5995 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5996 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5997 initialization.
5998 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5999 tree_lv_add_condition_to_bb): New.
6000 (tree_cfg_hooks): Add new hooks to initialization.
6001 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
6002 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
6004 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
6006 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
6007 xstormy16_below100_or_register,
6008 xstormy16_splittable_below100_or_register, and
6009 nonimmediate_nonstack_operand.
6011 * config/stormy16/stormy16-protos.h: Remove the prototypes for
6012 xstormy16_ineqsi_operator, equality_operator,
6013 inequality_operator, shift_operator,
6014 xstormy16_below100_operand, xstormy16_below100_or_register,
6015 xstormy16_splittable_below100_or_register,
6016 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
6017 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
6018 equality_operator, inequality_operator,
6019 xstormy16_below100_operand, xstormy16_below100_or_register,
6020 xstormy16_splittable_below100_or_register,
6021 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
6022 nonimmediate_nonstack_operand, shift_operator): Move to
6023 predicates.md.
6024 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
6025 * config/stormy16/stormy16.md: Include predicates.md.
6026 * config/stormy16/predicates.md: New.
6028 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6030 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
6031 small_int, large_int, reg_or_0_operand, simple_memory_operand,
6032 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
6033 move_operand, power_of_2_operand): Move to predicates.md.
6034 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
6035 PREDICATE_CODE): Remove.
6036 * config/iq2000/iq2000.md: Include predicates.md.
6037 * config/iq2000/predicates.md: New.
6039 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
6041 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
6042 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
6043 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
6044 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
6045 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
6046 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
6047 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
6048 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6049 (TARGET_M68HC11): Delete.
6050 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
6051 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
6052 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
6053 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6054 (nb_soft_regs): Delete.
6055 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
6056 (m68hc11_override_options): Remove the code that caters for MASK_M6811
6057 and MASK_M6812 being set simultaneously. Change the code that sets
6058 the default m68hc11_soft_reg_count to use integers instead of strings.
6059 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
6060 m68hc11_soft_reg_count (which now has an int type) as the number
6061 of soft registers.
6062 * config/m68hc11/m68hc11.opt: New file.
6064 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6066 * config/fr30/fr30.h (PREDICATE_CODES): Remove
6067 fp_displacement_operand, sp_displacement_operand.
6069 * config/m68hc11/m68hc11-protos.h: Add a prototype for
6070 m68hcc_auto_inc_p.
6071 Remove the prototypes for tst_operand, cmp_operand,
6072 stack_register_operand, d_register_operand,
6073 hard_addr_reg_operand, splitable_operand,
6074 m68hc11_logical_operator, m68hc11_arith_operator,
6075 m68hc11_non_shift_operator, m68hc11_shift_operator,
6076 m68hc11_unary_operator, m68hc11_eq_compare_operator,
6077 non_push_operand, hard_reg_operand, and
6078 reg_or_some_mem_operand.
6079 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
6080 extern.
6081 (tst_operand, cmp_operand, non_push_operand,
6082 splitable_operand, reg_or_some_mem_operand,
6083 stack_register_operand, d_register_operand,
6084 hard_addr_reg_operand, hard_reg_operand,
6085 m68hc11_eq_compare_operator, m68hc11_logical_operator,
6086 m68hc11_arith_operator, m68hc11_non_shift_operator,
6087 m68hc11_shift_operator, m68hc11_unary_operator): Move to
6088 predicates.md.
6089 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
6090 * config/m68hc11/m68hc11.md: Include predicates.md.
6091 * config/m68hc11/predicates.md: New.
6093 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6095 PR debug/19345
6096 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
6097 change checked in along with 2005-03-03's patch for debug/20253.
6098 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
6099 (remap_decl): Insert type decl in map earlier.
6101 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6103 PR tree-optimization/20640
6104 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
6105 post-dominator if it has phi nodes.
6106 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
6107 before dead statements.
6109 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6111 PR middle-end/20491
6112 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
6114 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6116 PR rtl-optimization/20290
6117 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
6118 in every iteration if the entry point is the exit test.
6120 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
6122 * config/cris/cris.md (attribute "length"): Define.
6124 2005-04-02 Geoffrey Keating <geoffk@apple.com>
6126 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
6127 (word_offset_memref_operand): New.
6128 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
6129 (indexed_or_indirect_operand): Delete.
6130 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
6131 (indexed_or_indirect_operand): Delete.
6133 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
6135 PR 20650
6136 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
6137 a register.
6139 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
6140 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
6142 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6144 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
6146 2005-04-01 Ian Lance Taylor <ian@airs.com>
6148 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
6149 (rus, prus): Remove static variables.
6150 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
6151 (process_command): Permit report_times and use_pipes together.
6153 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6155 * c-decl.c (validate_proto_after_old_defn): Look at
6156 TYPE_MAIN_VARIANT of argument types.
6158 2005-04-01 Paul Brook <paul@codesourcery.com>
6160 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
6161 (arm_output_function_epilogue): Allow call_via_SP.
6162 (thumb_call_via_reg, arm_file_end): Ditto.
6163 * config/arm/arm.h (struct machine_function): Include space for SP.
6164 (thumb_call_via_label): Update declaration.
6166 2005-04-01 Ian Lance Taylor <ian@airs.com>
6168 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
6169 doing a peephole optimization, once again put any notes in the
6170 proper position.
6172 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6174 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
6176 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6178 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
6179 (block_alloc, find_free_reg): Likewise.
6180 * loop-doloop.c (doloop_modify): Likewise.
6181 * loop-invariant.c (record_use): Likewise.
6182 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
6183 get_iv_value, canon_condition, eliminate_implied_condition,
6184 eliminate_implied_condition, simplify_using_initial_values,
6185 shorten_into_mode, canonicalize_iv_subregs,
6186 iv_number_of_iterations): Likewise.
6187 * loop-unroll.c (expand_var_during_unrolling): Likewise.
6188 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
6189 unswitch_loop): Likewise.
6190 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
6191 move_movables, replace_call_address, find_and_verify_loops,
6192 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
6193 record_giv, final_giv_value, general_induction_var,
6194 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
6195 loop_giv_dump): Likewise.
6197 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
6198 GCOV_CHECK_WRITING): Remove.
6199 (gcov_position, gcov_rewrite): Use gcc_assert.
6200 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
6201 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
6202 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
6203 gcc_assert.
6205 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6207 * tree-inline.c: Fix a typo.
6209 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6211 * configure.ac (enable-checking): Explicitly set all variables for
6212 collective switch values. Alphabetize variables. Rename
6213 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
6214 synonym for 'no'.
6215 * doc/install.texi (enable-checking): Update documentation.
6216 * configure: Rebuilt.
6218 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6220 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6221 possible.
6223 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6225 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6226 Also reject cases where this pattern will cause load delay stalls
6227 unless optimizing for size and it will produce a shorter sequence.
6228 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6229 variants to avoid pre-adjusting the base when possible.
6231 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6233 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6234 the frame and argument pointers.
6235 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6236 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6237 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6238 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6239 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6240 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6242 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
6244 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6245 with entry for selectany attribute.
6246 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6247 Declare.
6248 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6249 (i386_pe_asm_named_section): Handle sections generated by
6250 selectany attribute.
6251 * doc/extend.texi (selectany): Document attribute.
6253 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
6254 Jan Hubicka <jh@suse.cz>
6256 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6257 to fix addresses involving EBP and ESP.
6258 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6259 for SUBREGed registers.
6260 (legitimate_address_p): Accept SUBREGed registers.
6262 2005-04-01 Jakub Jelinek <jakub@redhat.com>
6264 PR c++/19406
6265 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6266 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6267 for FIELD_DECLs.
6269 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6271 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6273 2005-04-01 James E Wilson <wilson@specifixinc.com>
6275 PR c++/20505
6276 * dwarf2out.c (rtl_for_decl_init): New function.
6277 (rtl_for_decl_location): Extracted from here.
6278 (tree_add_const_value_attribute): Call rtl_for_decl_init and
6279 add_const_value_attribute. Delete initializer_constant_valid_p call.
6281 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6283 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6284 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6285 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6286 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6287 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6288 config/i386/i386.md, config/rs6000/predicates.md,
6289 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6290 config/s390/s390.c, config/stormy16/stormy16.c,
6291 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6292 typos.
6294 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6296 PR c/17855
6297 * gimplify.c (gimplify_expr): Create a temporary for lvalue
6298 COND_EXPR and CALL_EXPR.
6300 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
6302 PR target/20632
6303 * genautomata.c (first_cycle_unit_presence): Check all alternative
6304 states for unit presence.
6306 * doc/md.texi: Remove remark about impossibility to query unit
6307 presence in non nondeterministic automaton state.
6309 * config/ia64/ia64.c (get_template): Change order of unit querying.
6311 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6313 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6314 obsolete comment.
6316 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
6318 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6319 flag for edges outside any loops.
6321 2005-03-31 Janis Johnson <janis187@us.ibm.com>
6323 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6325 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6327 * tree-ssa-alias.c: Follow spelling conventions.
6328 * doc/tree-ssa.texi: Fix a typo.
6330 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6332 * postreload-gcse.c: Include target.h.
6333 (gcse_after_reload_main): Return early if we cannot modify jumps.
6334 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6336 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6338 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6339 expensive operations.
6341 2005-03-31 Ian Lance Taylor <ian@airs.com>
6343 * collect2.c (lderrout): New variable.
6344 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6345 if it is set, to stderr.
6346 (handler): Unlink lderrout if it is set.
6347 (dump_file): Add "to" parameter. Change all callers.
6348 (main): Initialize lderrout.
6349 (collect_execute): Add errname parameter. Change all callers.
6350 Rename redir parameter to outname. Never pass
6351 PEX_STDERR_TO_STDOUT to pex_run.
6352 * collect2.h (collect_execute, dump_file): Update declarations.
6353 * tlink.c (tlink_execute): Add errname parameter. Change all
6354 callers.
6355 (do_tlink): Check lderrout as well as ldout.
6357 2005-03-31 Caroline Tice <ctice@apple.com>
6359 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6360 (bb-reorder.o): Add errors.h to list of requirements.
6361 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6362 profiledbootstrap flags.
6363 * bb-reorder.c (errors.h): Add new include.
6364 (struct bbro_basic_block_data_def): Add new field, in_trace.
6365 (add_unlikely_executed_notes): Remove function.
6366 (mark_bb_for_unlikely_executed_section): Remove function.
6367 (insert_section_boundary_note): New function.
6368 (verify_hot_cold_block_grouping): New function.
6369 (push_to_next_round_p): Remove variables and tests that push all
6370 cold blocks to last round.
6371 (find_traces): Remove code that added extra round of trace finding
6372 when doing partitioning.
6373 (find_traces_1_round) : Remove variable last_round; add code to
6374 update new struct field, in_trace; correct trace_length where it was
6375 incorrect before (after call to copy_bb); change code that pushed all
6376 cold blocks to last round. Instead verify that all blocks going into
6377 a trace belong in the same partition.
6378 (connect_traces): Modify to connect the traces in two passes, if the
6379 function contains both hot and cold blocks. The first pass connects
6380 all the traces for blocks in the partition that the first block in
6381 the function belongs to; the second pass connnects all the traces
6382 containing blocks that belong in the other partition.
6383 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6384 code that automatically put the first block in a function into the
6385 hot partition if the function had any hot blocks.
6386 (fix_crossing_unconditional_branches): Check number of succ edges
6387 before attempting to get one.
6388 (fix_edges_for_rarely_executed_code): Update comment describing
6389 function.
6390 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6391 remove call to add_unlikely_executed_notes; add call to
6392 verify_hot_cold_block_grouping.
6393 (duplicate_computed_gotos): Don't change computed goto if it's a
6394 crossing edge.
6395 (partition_hot_cold_basic_blocks): Update function comment.
6396 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6397 condition.
6398 (try_forward_edges): Likewise.
6399 (merge_blocks_move_predecessor_nojumps): Likewise.
6400 (merge_blocks_move_successor_nojumps): Likewise.
6401 (merge_blocks_move): Likewise.
6402 (try_crossjump_bb): Likewise.
6403 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6404 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6405 notes to cold bb's; remove call to update_unlikely_executed_notes.
6406 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6407 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6408 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6409 function declaration.
6410 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6411 from consideration.
6412 (rtl_can_merge_blocks): Remove redundancy from condition.
6413 (try_redirect_by_replacing_jump): Likewise.
6414 (force_nonfallthru_and_redirect): Remove code for adding
6415 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6416 (commit_one_edge_insertion): Likewise.
6417 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6418 * dbxout.c (FORCE_TEXT): Replace function_section with
6419 current_function_section.
6420 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6421 function, switch_text_section.
6422 (struct xcoff_debug): Likewise.
6423 (dbxout_function_end): Add code to put out label diffs for both
6424 hot and cold sections.
6425 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6426 for new debug_hooks funciton, switch_text_section..
6427 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6428 switch_text_section.
6429 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6430 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6431 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6432 dw_fde_switched_sections.
6433 (output_call_frame_info): Add test to see if function switches text
6434 sections in the middle; if so, use appropriate extra hot and cold
6435 section labels to compute size deltas for the hot and cold sections.
6436 (dwarf2out_begin_prologue): Add code to initialize new fields in
6437 dw_fde_struct.
6438 (dwarf2out_switch_text_section): New function (invoked through
6439 debug_hook); updates new fields in dw_fde_struct appropriately and
6440 increments separate_line_info_table_in_use.
6441 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6442 dwarf2out_switch_text_section.
6443 (struct var_loc_node): Add new field, section_label.
6444 (output_aranges): Add code to check whether in hot or cold section and
6445 use the appropriate label in calculating deltas.
6446 (output_ranges): Likewise.
6447 (output_line_info): Add code to check which section we're in and
6448 use appropriate hot/cold label.
6449 (add_location_or_constant_value_attribute): Likewise.
6450 (gen_subprogam_die): Modify arange attributes to use correct labels.
6451 (dwarf2out_begin_block): Change call to function_section into call to
6452 current_function_section.
6453 (dwarf2out_end_block): Likewise.
6454 (dwarf2out_source_line): Likewise.
6455 (dwarf2out_var_location): Add code to check whether in hot or cold
6456 section and use the appropriate label.
6457 * except.c (output_function_exception_table): Change call to
6458 function_section into call to current_function_section.
6459 * final.c (profile_function): Likewise.
6460 (scan_ahead_for_unlikely_executed_note): Remove function.
6461 (final_scan_insn): Remove calls to
6462 scan_ahead_for_unlikely_executed_note, and related code for switching
6463 to cold section, except for the single time
6464 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6465 debug_hooks->switch_text_sections; replace appropriate calls to
6466 function_section with calls to current_function_section.
6467 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6468 test_bb to condition.
6469 (find_if_case_2): Likewise.
6470 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6471 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6472 * opts.c (decode_options): Change warning about hot/cold partitioning
6473 with exceptionss to inform (so as not to cause bootstrap failures);
6474 remove warning about partitioning with DWARF debug info.
6475 * output.h (current_function_section): Add new function decl.
6476 (insert_section_boundary_note): Likewise.
6477 (enum in_section): Move this declaration here from varasm.c.
6478 (unlikely_section_label): Likewise.
6479 (unlikely_text_section_name): Likewise.
6480 (last_text_section_name): New global variable.
6481 (last_text_section): Likewise.
6482 (hot_section_label): Likewise.
6483 (hot_section_end_label): Likewise.
6484 (cold_section_end_label): Likewise.
6485 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6486 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6487 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6488 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6489 insn from consideration.
6490 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6491 switch_text_section.
6492 * varasm.c (basic-block.h): Add new include.
6493 (unlikely_section_label_printed): Remove global variable.
6494 (unlikely_section_label): Make global variable not be static any more.
6495 (unlikely_text_section_name): Likewise.
6496 (hot_section_end_label): New global variable (not static)
6497 (first_function_block_is_cold): Likewise.
6498 (hot_section_label): Likewise.
6499 (cold_section_end_label): Likewise..
6500 (last_text_section): New global variable, not static.
6501 (last_text_section_name): New global variable, not static.
6502 (initialize_cold_section_name): New function.
6503 (enum in_section): Move declaration to output.h.
6504 (text_section): Update last_text_section.
6505 (unlikely_text_section): Replace code to determine cold section name
6506 with call to initialize_cold_section_name; Add code to update
6507 last_text_section; remove code for printing out label.
6508 (named_section_real): Add code to update last_text_section and
6509 last_text_section_name as appropriate.
6510 (function_section): Change test for 'unlikely' to depend on
6511 first_function_block_is_cold (moved old test to
6512 current_function_section).
6513 (current_function_section): New function.
6514 (assemble_start_function): Move code that frees
6515 unlikely_text_section_name; initialize hot_section_end_label;
6516 print hot and cold section labels at the start of the function;
6517 set first_function_block_is_cold, if appropriate; initialize l
6518 ast_text_section; add call to insert_section_boundary_note.
6519 (assemble_end_function): Add code to write out hot and cold section
6520 end labels.
6521 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6522 switch_text_section.
6523 * config/darwin.c (machopic_select_section): Replace incorrect
6524 function in base_funs; update reloc for cold sections if necessary.
6525 * config/darwin.h (SECTION_FUNCTION): Add code to update
6526 last_text_section if appropriate.
6527 (text_unlikely_section): Remove.
6528 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6529 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6530 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6531 partitioning for this architecture.
6533 2005-03-31 Olivier Hainque <hainque@adacore.com>
6535 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6536 defined and non-zero.
6538 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6540 PR c++/18644
6541 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6542 semantics.
6544 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6546 PR target/20611
6547 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6548 label operand. Remove (use (unspec..)). Don't emit a label on
6549 the offset word.
6550 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6551 generate inline label for load_toc_v4_PIC_1b.
6552 (rs6000_emit_load_toc_table): Likewise.
6554 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6556 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6557 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6559 2005-03-29 Devang Patel <dpatel@apple.com>
6561 * tree-sra.c (decide_block_copy): Disable scalarization of
6562 sub-elements.
6564 2005-03-30 Stuart Hastings <stuart@apple.com>
6565 Dale Johannesen <dalej@apple.com>
6567 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6568 * print-tree.c (print_node): Add case STATEMENT_LIST.
6570 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6572 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6573 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6574 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6575 is given with "powerpc64*" or "all", or when --with-cpu chooses
6576 a 64-bit cpu.
6578 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6580 PR debug/20268
6581 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6582 gen_lexical_block_die.
6583 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6585 2005-03-31 Jan Hubicka <jh@suse.cz>
6587 2004-11-02 Jan Hubicka <jh@suse.cz>
6589 * cgraph.c (cgraph_varpool_node_name): New function.
6590 (dump_cgraph_varpool_node): New function.
6591 (dump_varpool): New function.
6592 * cgraphunit.c (cgraph_optimize): Dump varpool.
6594 2004-10-16 Jan Hubicka <jh@suse.cz>
6596 * cgraph.c (decide_is_variable_needed): New function.
6597 (cgraph_varpool_finalize_decl): Use it.
6598 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6599 unit-at-a-time.
6600 * final.c (output_addr_const): Do not call mark_referenced.
6601 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6602 always go via cgraph.
6603 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6604 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6605 * tree-optimize.c (execute_inline): Mark functions called.
6606 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6608 2004-10-11 Jan Hubicka <jh@suse.cz>
6610 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6611 (cgraph_varpool_last_needed_node): New static variable.
6612 (enqueue_needed_varpool_node): Break out from ...; add items to the
6613 end of queue; update first pointers.
6614 (cgraph_varpool_mark_needed_node): ... here.
6615 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6616 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6617 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6618 (cgraph_varpool_first_unanalyzed_node): Declare.
6619 * cgraphunit.c: Include output.h.
6620 (cgraph_varpool_analyze_pending_decls): New function.
6621 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6622 for errors, analyze pending decls.
6623 (cgraph_finalize_compilation_unit): Only analyze decls.
6624 (cgraph_optimize): Assemble the decls after expanding.
6626 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6628 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6629 subvars get marked properly in tags for grouping.
6630 (add_pointed_to_var): Mark only actual pointed to
6631 variables/subvars in addresses needed.
6632 (create_overlap_variables_for): Clear call clobbered on original
6633 variable.
6634 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6635 addresable vars with subvars into list.
6636 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6637 subvar should be.
6639 2005-03-30 Richard Henderson <rth@redhat.com>
6641 * cgraph.h (struct cgraph_node): Add alias.
6642 * varasm.c (assemble_alias): Set it.
6643 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6644 avoid calling cgraph_expand_function.
6646 2005-03-30 Tom Tromey <tromey@redhat.com>
6648 * tree.def (FILE_TYPE): Removed.
6649 * typeclass.h (enum type_class): Removed file_type_class.
6650 * dwarf2out.c (is_base_type): Updated.
6651 (gen_type_die): Likewise.
6652 * dbxout.c (dbxout_type): Updated.
6653 * builtins.c (type_to_class): Updated.
6654 * tree.c (type_contains_placeholder_1): Updated.
6655 * config/sparc/sparc.c (sparc_type_code): Updated.
6656 * config/ia64/ia64.c (hfa_element_mode): Updated.
6657 * expr.c (count_type_elements): Updated.
6658 * stor-layout.c (layout_type): Updated.
6659 * tree-inline.c (remap_type): Updated.
6660 * tree-pretty-print.c (dump_generic_node): Updated.
6662 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6664 * builtins.c (expand_builtin_powi): Fix mode of
6665 2nd argument to match int.
6666 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6667 2nd argument type to int.
6668 * libgcc2.c: Change prototype of __powi* functions to use
6669 int.
6671 2005-03-30 Dale Johannesen <dalej@apple.com>
6673 PR middle-end/19225
6674 * calls.c (expand_call): Flush pending deferrals before
6675 throwing call.
6677 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6679 PR c/772
6680 PR c/17913
6681 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6682 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6683 c_label_context, label_context_stack): New.
6684 * c-decl.c (define_label): Check for jumps into statement
6685 expressions. Add label to list of defined labels.
6686 (start_function): Push context on label_context_stack.
6687 (finish_function): Pop context from label_context_stack.
6688 * c-typeck.c (label_context_stack): New.
6689 (c_finish_goto_label): Check for jumps into statement
6690 expressions. Add label to list of jumped to labels.
6691 (struct c_switch): Add blocked_stmt_expr.
6692 (c_start_case): Initialize it.
6693 (do_case): Check it.
6694 (c_finish_case): Verify !blocked_stmt_expr.
6695 (c_begin_stmt_expr): Push context on label_context_stack.
6696 Increment blocked_stmt_expr. Mark labels jumped to from outside
6697 as undefinable.
6698 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6699 defined in the statement expression and no longer jumpable to.
6700 Mark labels jumped to from just outside the statement expression
6701 as again definable. Pop context from label_context_stack.
6702 * doc/extend.texi (Statement Exprs): Update.
6704 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6706 PR c/20368
6707 * c-decl.c (start_function): Check for old_decl being
6708 error_mark_node.
6710 2005-03-30 Ian Lance Taylor <ian@airs.com>
6712 * final.c (final): Remove prescan parameter. Change all callers.
6713 (final_scan_insn): Remove prescan parameter. Change all callers.
6715 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6717 * tree-vectorizer.c: Fix comment typos.
6719 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6721 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6722 as soon as a chrec_dont_know is detected.
6724 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6726 Merge from csl-arm-branch.
6727 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6729 * tlink.c (recompile_files): Do not assume that "rename" can
6730 overwrite an existing file.
6732 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6734 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6735 * gcc/configure: Regenerate.
6737 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6739 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6741 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6743 * calls.c (struct arg_data): Update "partial" comment.
6744 (load_register_parameters): Update "nregs" comment.
6746 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6748 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6749 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6750 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6751 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6752 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6753 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6754 than target_flags & 0.
6755 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6756 (iq2000_arch, iq2000_parse_cpu): Delete.
6757 (TARGET_HANDLE_OPTION): Override default.
6758 (iq2000_handle_option): New function.
6759 (override_options): Remove -march= and -mcpu= handling.
6760 * config/iq2000/iq2000.opt: New file.
6762 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6764 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6765 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6766 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6767 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6768 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6769 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6770 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6771 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6772 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6773 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6774 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6775 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6776 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6777 (TARGET_OPTIONS): Delete.
6778 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6779 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6780 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6781 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6782 (c4x_cpu_version_string): Delete.
6783 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6784 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6785 equivalent -mcpu= option.
6786 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6787 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6788 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6789 or clearing the appropriate MASK_* bit.
6790 (c4x_file_start): Use c4x_cpu_version.
6791 * config/c4x/c4x.opt: New file.
6793 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6795 * doc/options.texi: Document the new MaskExists flag.
6796 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6797 if the option has the MaskExists flag.
6799 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6801 * opt-functions.awk (flag_set_p, test_flag): New functions.
6802 (switch_flags): Use them.
6803 * opth-gen.awk: Use flag_set_p to check for flags.
6804 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6806 2005-03-30 Ian Lance Taylor <ian@airs.com>
6808 * config.host (i[34567]86-*-mingw32*): Don't set
6809 host_can_use_collect2 to no.
6811 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6813 PR target/20203
6814 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6815 Remove convert_memory_address call duplicating that in memory_address.
6817 2005-03-29 Richard Henderson <rth@redhat.com>
6819 PR c/20519
6820 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6821 (build_compound_literal): Likewise. Propagate decl type into the
6822 initializer.
6823 (finish_decl): Likewise. Use new return value from complete_array_type
6824 for zero sized arrays.
6825 (complete_array_type): Move ...
6826 * c-common.c (complete_array_type): ... here. Change first argument
6827 to pointer-to-type-node. Consistently use sizetype for the index
6828 except for zero sized arrays. Detect zero sized arrays for pedantic
6829 mode diagnostics. Create a new type node instead of modifying the
6830 old node in place.
6831 * c-tree.h (complete_array_type): Move decl ...
6832 * c-common.h (complete_array_type): ... here.
6834 2005-03-29 Richard Henderson <rth@redhat.com>
6836 PR tree-opt/19108
6837 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6839 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6841 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6842 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6843 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6844 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6846 2005-03-29 Eric Christopher <echristo@redhat.com>
6848 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6849 truthvalue conversion removal.
6851 2005-03-29 Ian Lance Taylor <ian@airs.com>
6853 PR bootstrap/14316
6854 * collect2.c: Never include <vfork.h>.
6855 (VFORK_STRING, vfork): Don't define.
6856 (pid): Remove global variable.
6857 (handler): Call raise instead of kill (getpid(), ...).
6858 (collect_wait): Add pex parameter. Change all callers. Use
6859 pex_get_status rather than pwait.
6860 (do_wait): Add pex parameter. Change all callers.
6861 (collect_execute): Return struct pex_obj * rather than void. Use
6862 pex routines rather than pexecute.
6863 (fork_execute): Get pex_obj from collect_execute, and pass it to
6864 do_wait.
6865 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6866 Only declare quit_handler if SIGQUIT is defined.
6867 (scan_libraries): Likewise.
6868 * collect2.h (collect_execute): Update declaration.
6869 (collect_wait): Update declaration.
6870 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6871 pass it to collect_wait.
6873 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6875 PR c/20672
6876 * c-parser.c (c_parser_compound_statement_nostart): Give error
6877 message for EOF instead of just setting parser->error.
6879 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6881 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6882 (slpeel_update_phi_nodes_for_guard1): New function.
6883 (slpeel_update_phi_nodes_for_guard2): New function.
6884 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6885 of slpeel_update_phi_nodes_for_guard.
6886 (vectorize_loops): Remove call to loop_closed_rewrite.
6887 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6888 assertion.
6890 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6892 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6893 (TARGET_LITTLE_ENDIAN): New macro.
6894 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6895 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6896 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6897 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6898 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6899 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6900 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6901 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6902 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6903 (TARGET_OPTIONS): Delete.
6904 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6905 (CACHE_FLUSH_TRAP): Turn into an integer.
6906 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6907 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6908 -mflush-trap is in use.
6909 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6910 (m32r_cache_flush_trap_string): Delete.
6911 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6912 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6913 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6914 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6915 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6916 -mmodel= and -msdata= handling from...
6917 (m32r_init): ...here.
6918 * config/m32r/m32r.opt: New file.
6920 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6922 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6923 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6924 * tree-vect-analyze.c (vect_object_analysis): additional parm
6925 pass back a "struct ptr_info_def *" with the points-to info.
6926 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6927 statement using info returned from vect_object_analysis.
6928 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6929 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6930 for virtual uses and defs when creating a replacement vector
6931 reference. Call duplicate_ssa_name_ptr_info to define points-to
6932 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6933 (vectorizable_store): copy_virtual_operands and update
6934 definition statements.
6935 (vectorizable_load): copy_virtual_operands. Remove call to
6936 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6937 * tree-vectorizer.c (vectorize_loops): Remove calls to
6938 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6939 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6940 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6941 define macro STMT_VINFO_PTR_INFO for use in accessing.
6942 * tree.h add export of duplicate_ssa_name_ptr_info.
6943 * rs6000.c (altivec_init_builtins): Declare builtin function
6944 __builtin_altivec_mask_for_load to be "const".
6946 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6948 PR middle-end/20622
6949 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6950 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6951 assemble_variable on aliases.
6952 * varasm.c (assemble_alias): Set node->alias.
6953 * toplev.c (wrapup_global_declarations): Don't call
6954 rest_of_decl_compilation on aliases again.
6956 2005-03-29 Paul Brook <paul@codesourcery.com>
6958 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6959 * config/arm/arm.c (arm_dbx_register_number): New function.
6960 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6962 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6964 PR middle-end/20263
6965 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6966 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6968 2005-03-29 Dale Johannesen <dalej@apple.com>
6970 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6971 $(TREE_H) and $(COVERAGE_H).
6972 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6973 * opts.c (common_handle_option): Enable tree-based value transforms.
6974 * toplev.c (process_options): Ditto.
6975 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6976 refers to references to this type.
6977 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6978 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6979 for may_be_more, may_be_less.
6980 (rtl_gen_pow2_profiler): Adjust.
6981 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6982 (rtl_gen_one_value_profiler): Adjust.
6983 (rtl_gen_const_delta_profiler): Adjust.
6984 * tree-profile.c (tree_gen_interval_profiler): Implement.
6985 (tree_gen_pow2_profiler): Ditto.
6986 (tree_gen_one_value_profiler): Ditto.
6987 (tree_profiling): New.
6988 (pass_tree_profile): Reference it.
6989 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6990 tree.h, gcov-io.h.
6991 (insn_divmod_values_to_profile): Rename to
6992 rtl_divmod_values_to_profile. Adjust.
6993 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6994 (insn_prefetch_values_to_profile): Adjust.
6995 (rtl_value_profile_transformations): Adjust.
6996 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6997 (gen_mod_pow2): Rename to rtl_mod_pow2.
6998 (gen_mod_subtract): Rename to rtl_mod_subtract.
6999 (divmod_fixed_value_transform): Rename to
7000 rtl_divmod_fixed_value_transform.
7001 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
7002 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
7003 (rtl_find_values_to_profile): Adjust.
7004 (tree_value_profile_transformations): Implement.
7005 (tree_divmod_values_to_profile): New.
7006 (tree_values_to_profile): New.
7007 (tree_divmod_fixed_value): New.
7008 (tree_mod_pow2): New.
7009 (tree_mod_subtract): New.
7010 (tree_divmod_fixed_value_transform): New.
7011 (tree_mod_pow2_value_transform): New.
7012 (tree_mod_subtract_transform): New.
7013 (tree_find_values_to_profile): Implement.
7014 * profile.c (instrument_values): Free histograms.
7015 (compute_value_histograms): Adjust. Implement tree version.
7017 2005-03-29 Uros Bizjak <uros@kss-loka.si>
7019 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
7020 * config/i386/i386.c (output_fix_trunc): Add new round_mode
7021 variable. Output "fldcw" depending on round_mode.
7022 * config/i386/i386.md (UNSPEC_FIST): New.
7023 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
7024 New isns patterns to implement lrint and llrint built-ins as x87
7025 intrinsic function.
7026 (fistdi2, fist<mode>2 splitters): New splitters.
7027 (lrint<mode>2): New expanders.
7029 2005-03-28 Ian Lance Taylor <ian@airs.com>
7031 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
7032 0 when calling final_scan_insn.
7034 2005-03-28 Jan Hubicka <jh@suse.cz>
7036 PR middle-end/20635
7037 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
7038 as needed.
7040 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
7041 types where possible.
7043 2005-03-26 Per Bothner <per@bothner.com>
7045 Make -f[no-]show-column also control non-cpp diagnostics.
7046 * c.opt (fshow-column): Move option from here ...
7047 * common.opt (fshow-column): ... to here.
7048 * diagnostic.c (diagnostic_build_prefix): Only print column number
7049 if flag_show_column.
7051 2005-03-27 Steven Bosscher <stevenb@suse.de>
7053 * vax-protos.h (vax_output_int_move, vax_output_int_add,
7054 vax_output_conditional_branch): New prototypes.
7055 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
7056 extracted from vax.md mov and add patterns.
7057 (vax_output_conditional_branch): New function to output conditional
7058 branch instructions.
7059 * vax.md: Use mode macros for arithmetic and mov patterns.
7060 Use code macros for the jump patterns.
7062 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7064 * Makefile.in (libbackend.o): Depend on version files;
7065 add custom generation command.
7067 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7069 PR target/20636
7070 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
7071 sure that we have a REG before getting its REGNO.
7073 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7075 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
7076 * builtins.def (BUILT_IN_STRNDUP): New.
7078 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
7080 PR tree-optimization/20470
7081 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
7082 ABS(x-y).
7084 2005-03-25 Mike Stump <mrs@apple.com>
7086 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
7087 sized objects.
7089 2005-03-25 Geoffrey Keating <geoffk@apple.com>
7091 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
7092 Use our own structure definitions.
7094 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
7095 (fix_truncdfsi2): Allow registers or memory as destination.
7096 When TARGET_PPC_GFXOPT, generate simplified pattern.
7097 (fix_truncdfsi2_internal): Use define_insn_and_split.
7098 (fix_truncdfsi2_internal_gfxopt): New.
7099 (fctiwz): Don't confuse register allocation by giving it no choices.
7100 (stfiwx): New.
7101 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
7102 (EXTRA_MEMORY_CONSTRAINT): Likewise.
7103 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
7104 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
7106 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7108 * dominance.c (free_dominance_info): Speed up by freeing et
7109 data structures without maintaining other nodes.
7110 * et-forest.c (et_free_tree_force): New.
7111 * et-forest.h: Add a prototype for et_free_tree_force.
7113 * tree.c (get_set_constructor_bits,
7114 get_set_constructor_bytes): Remove.
7115 * tree.h: Remove the corresponding prototypes.
7117 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7119 PR target/15491
7120 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
7121 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
7122 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
7123 PRE_DEC, NEG and NOT.
7125 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7127 * fold-const.c: Convert uses of fold (build (...)) to
7128 fold_buildN.
7130 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
7132 PR rtl-optimization/20249
7133 * cse.c (insert_regs): Do not record equivalence of registers in
7134 different modes.
7136 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
7138 * emit-rtl.c (reverse_comparison): Remove.
7139 * rtl.h: Remove the corresponding prototype.
7141 2005-03-24 James E Wilson <wilson@specifixinc.com>
7143 * doc/install.texi (--enable-altivec): Delete docs.
7145 2005-03-24 David Edelsohn <edelsohn@gnu.org>
7147 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
7148 SFmode and DFmode before reload when
7149 flag_unsafe_math_optimizations not enabled.
7151 2005-03-24 Geoffrey Keating <geoffk@apple.com>
7153 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
7155 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
7156 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
7158 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
7160 * configure.ac (enable-checking): Add 'runtime' option.
7161 * doc/install.texi (enable-checking): Document 'runtime' checking.
7162 * tsystem.h (gcc_assert, gcc_unreachable): Define.
7163 * config.in: Regenerated.
7164 * configure: Regenerated.
7166 2005-03-23 Uros Bizjak <uros@kss-loka.si>
7168 * optabs.h (enum optab_index): Remove OTI_llrint.
7169 (llrint_optab): Remove macro.
7170 * optabs.c (init_optabs): Remove llrint_optab initialization.
7171 * genopinit.c (optabs): Remove llrint_optab implementation.
7172 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
7173 using lrint_optab.
7175 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
7177 PR rtl-optimization/20532
7178 * simplify-rtx.c (simplify_binary_operation_1): Protect from
7179 overflow when adding coefficients for PLUS or MINUS.
7180 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
7181 two as multiplier.
7183 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7185 * langhooks.h (truthvalue_conversion): Remove.
7186 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7187 LANG_HOOKS_TRUTHVALUE_CONVERSION.
7188 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
7189 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
7190 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
7192 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
7194 * params.def: Fix a typo.
7195 * config/mips/mips.c: Follow the spelling convensions.
7196 * doc/invoke.texi: Fix typos.
7198 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
7200 Fix PR tree-optimization/20601
7202 * tree-ssa-pre.c (insert_aux): Add missing condition to
7203 constification.
7205 2005-03-23 Ian Lance Taylor <ian@airs.com>
7207 * final.c (final_scan_insn): Don't remove no-op instructions.
7208 * reload1.c (reload): Remove simple no-op instructions even when
7209 not optimizing.
7211 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
7213 PR tree-optimization/20501
7214 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7215 reporting that peeling for alignment is applied moved to...
7216 * (vect_analyze_data_refs_alignment): Here.
7218 2005-03-23 Ian Lance Taylor <ian@airs.com>
7220 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7222 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7224 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7225 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7227 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
7229 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7230 imply that this is called once, independent of asms in code.
7231 Adjust to now being pased output and input lists. Mention helper
7232 function decl_overlaps_hard_reg_set_p.
7233 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7234 hook_tree_tree_identity and to take three trees, returning third.
7235 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7236 prototype.
7237 * stmt.c: include hard-reg-set.h before tree.h.
7238 (decl_overlaps_hard_reg_set_p): New function, broken out from...
7239 (decl_conflicts_with_clobbers_p): Call
7240 decl_overlaps_hard_reg_set_p.
7241 (expand_asm_operands): Pass output and input lists in call to
7242 targetm.md_asm_clobbers.
7243 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7244 hook_tree_tree_tree_tree_3rd_identity.
7245 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7246 parameters.
7247 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7248 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7249 parameters, first two unused.
7250 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7251 parameters. Only add MOF to clobbers if there's no 'h' mentioned
7252 in constraint letters and MOF is not mentioned as a asm-declared
7253 register in neither of the input and output lists.
7255 2005-03-23 DJ Delorie <dj@redhat.com>
7257 * optabs.c (expand_binop): Make sure the first subword's result
7258 gets stored.
7260 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7262 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7263 Call c_common_truthvalue_conversion rather than
7264 lang_hooks.truthvalue_conversion.
7265 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7266 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7267 c-typeck.c.
7268 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7269 c_common_truthvalue_conversion.
7270 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7271 c_parser_conditional_expression, c_parser_binary_expression): Call
7272 c_objc_common_truthvalue_conversion.
7273 * c-typeck.c (build_unary_op): Call
7274 c_objc_common_truthvalue_conversion.
7275 (build_conditional_expr): Do not call
7276 lang_hooks.truthvalue_conversion.
7277 (build_binary_op): Call c_common_truthvalue_conversion.
7278 (c_objc_common_truthvalue_conversion): Moved from
7279 c-objc-common.c. Call default_function_array_conversion instead
7280 of default_conversion.
7282 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7284 * c-common.h (default_conversion): Remove.
7285 (perform_integral_promotions): Add.
7286 * c-tree.h (default_conversion): Add.
7287 * c-typeck.c (perform_integral_promotions): New, split out from
7288 default_conversion.
7289 * c-common.c (check_case_value): Use perform_integral_promotions,
7290 not default_conversion.
7291 (c_add_case_label): Don't continue processing case label after
7292 found to be pointer.
7294 2005-03-23 Mark Mitchell <mark@codesourcery.com>
7296 * gcc.c (do_spec_1): Do not add a -L path for a directory in
7297 the prefix list if we have already added a multilib directory
7298 based on that path.
7299 (main): Do not add MD_EXEC_PREFIX to the list of directories to
7300 search with -L.
7302 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7304 * reload1.c (indirect_symref_ok, reload_obstack): Make them
7305 static.
7306 * reload.h: Remove the prototype for indirect_symref_ok.
7308 * reload1.c (indirect_symref_ok): Make it global.
7309 * reload.h: Add a prototype for indirect_symref_ok.
7311 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
7313 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7314 ashlhi3 expander.
7316 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7318 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7320 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
7322 * c-opts.c (c_common_parse_file): Only start/end main source file
7323 if debug hooks says the writer wants it.
7324 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7325 member.
7326 (xcoff_debug_hooks): Ditto.
7327 * debug.c (do_nothing_hooks): Ditto.
7328 * debug.h (gcc_debug_hooks): Ditto.
7329 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7330 * sdbout.c (sdb_debug_hooks): Ditto.
7331 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7333 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7335 * doc/extend.texi: Deprecate C++ min/max operators.
7337 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7339 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7340 artificial original candidates.
7342 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7343 Jan Hubicka <jh@suse.cz>
7344 Steven Bosscher <stevenb@suse.de>
7346 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7347 call cost based on argument sizes.
7348 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7349 inlining.
7350 * params.def: (max-inline-inssn-single): Set to 450.
7351 (max-inline-insns-auto): Set to 90.
7352 (max-inline-insns-recursive): Set to 450
7353 (max-inline-insns-recursive-auto): Set to 450.
7354 (large-function-insns): Set to 2700.
7355 (inline-call-cost): New parameter.
7356 * tree-inline.c (estimate_move_cost): New function.
7357 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7358 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7359 based on arguments.
7360 * tree-inline.h (estimate_move_cost): Declare.
7361 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7362 (max-inline-insns-auto): Change default to 90.
7363 (max-inline-insns-recursive): Change default to 450
7364 (max-inline-insns-recursive-auto): Change default to 450.
7365 (large-function-insns): Change default to 2700.
7366 (inline-call-cost): Document new parameter.
7368 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7370 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7371 (TARGET_DEFAULT): Delete.
7372 * config/i860/i860.opt: New file.
7374 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7376 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7377 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7378 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7379 (frv_sched_lookahead): Delete.
7380 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7381 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7382 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7383 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7384 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7385 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7386 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7387 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7388 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7389 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7390 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7391 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7392 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7393 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7394 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7395 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7396 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7397 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7398 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7399 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7400 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7401 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7402 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7403 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7404 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7405 (frv_sched_lookahead): Delete.
7406 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7407 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7408 (frv_handle_option): New function. Move -mcpu= handling from...
7409 (frv_override_options): ...here. Remove handling of other
7410 TARGET_OPTIONS.
7411 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7412 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7413 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7414 and TARGET_NO_MULTI_CE.
7415 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7416 !TARGET_VLIW_BRANCH.
7417 * config/frv/frv.opt: New file.
7419 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7421 * fold-const.c (fold_ternary): Take decomposed arguments of
7422 CALL_EXPR.
7423 (fold): Update a call to fold_ternary.
7425 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7426 * tree.h: Add corresponding prototypes.
7428 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7430 PR target/20561
7431 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7432 between jump table and its label.
7433 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7434 resp. ADDR_DIFF_VEC and the label preceeding it.
7435 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7436 is emitted in the right section.
7438 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7440 * fold-const.c (fold_unary, fold_binary): Update comments
7441 about arguments.
7443 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7445 PR rtl-optimization/20527
7446 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7447 REG_INC note, test that the register also isn't mentioned in PRED
7448 or SUCC.
7450 2005-03-22 Ben Elliston <bje@au.ibm.com>
7452 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7453 and definition.
7455 2005-03-21 Mike Stump <mrs@apple.com>
7457 * varasm.c (default_assemble_visibility): Remove extra ().
7459 2005-03-21 Roger Sayle <roger@eyesopen.com>
7461 PR middle-end/20557
7462 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7463 to determine whether a block can be duplicated, rather than test
7464 whether the block contains noncopyable insns ourselves.
7466 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7468 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7469 predicates.
7471 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7473 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7475 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7477 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7478 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7479 * config/fr30/fr30.opt: New file.
7481 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7483 Fix PR tree-optimization/20542
7485 * tree-flow-inline.h (overlap_subvar): Move to here.
7486 * tree-ssa-operands.c: From here.
7487 * tree-flow.h (overlap_subvar): Declare.
7488 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7489 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7490 for variables with subvars.
7492 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7494 PR middle-end/20177
7495 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7496 * modulo-sched.c (const_iteration_count): Return on NULL
7497 pre-header.
7498 (print_node_sched_params): Return on NULL dump_file.
7499 (generate_reg_moves): Handle reg-anti dependencies and disregard
7500 closing branch when generating register moves.
7501 (sms_schedule): Mark the SMSed block dirty.
7502 * passes.c (rest_of_handle_sms): Call update_life_info for all
7503 basic-blocks.
7504 * testsuite/gcc.dg/20050321-1.c: New test.
7506 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7508 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7509 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7510 movqi_internal): Likewise.
7512 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7514 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7515 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7516 xtensa_b4const): Delete prototypes.
7517 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7518 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7519 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7520 xtensa_extra_constraint): New prototypes.
7521 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7522 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7523 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7524 move_operand, const_float_1_operand, fpmem_offset_operand,
7525 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7526 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7527 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7528 argument type to HOST_WIDE_INT.
7529 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7530 xtensa_mask_immediate): Likewise.
7531 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7532 Likewise. Also make these functions static.
7533 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7534 (xtensa_const_ok_for_letter_p): New.
7535 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7536 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7537 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7538 move_operand, const_float_1_operand, fpmem_offset_operand,
7539 branch_operator, ubranch_operator, boolean_operator): Move to
7540 predicates.md.
7541 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7542 (xtensa_mem_offset): Change return type to bool.
7543 (xtensa_extra_constraint): New.
7544 (gen_int_relational): Update type of const_range_p function pointer.
7545 Use xtensa_b4const_or_zero.
7546 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7547 xtensa_const_ok_for_letter_p. Update comments.
7548 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7549 (PREDICATE_CODES): Delete.
7550 * config/xtensa/xtensa.md: Include predicates.md.
7551 * config/xtensa/predicates.md: New file.
7553 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7555 * config/v850/v850-protos.h: Remove the prototypes for
7556 reg_or_int9_operand, reg_or_const_operand,
7557 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7558 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7559 movsi_source_operand, power_of_two_operand,
7560 not_power_of_two_operand, special_symbolref_operand,
7561 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7562 register_is_ok_for_epilogue.
7563 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7564 reg_or_int9_operand, reg_or_const_operand,
7565 call_address_operand, special_symbolref_operand,
7566 movsi_source_operand, power_of_two_operand,
7567 not_power_of_two_operand, register_is_ok_for_epilogue,
7568 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7569 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7570 predicates.md.
7571 * config/v850/v850.h (PREDICATE_CODES): Remove.
7572 * config/v850/v850.md: Include predicates.md.
7573 * config/v850/predicates.md: New.
7575 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7577 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7578 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7579 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7580 (itoolsdir, itoolsdatadir): Move definition above new first use.
7581 (install-itoolsdirs): New rule.
7582 (install-mkheaders): Depend on install-itoolsdirs, not
7583 install-include-dir.
7585 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7587 * tree-into-ssa.c: Remove obsolete comments.
7589 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7591 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7592 unrolling if -fpeel-loops is specified, too.
7593 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7594 Remove superfluous check for flag_unroll_loops.
7596 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7598 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7599 (lrint_optab, llrint_optab): Define corresponding macros.
7600 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7601 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7602 pattern and llrint_optab using llrintdi2 patterns.
7603 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7604 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7605 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7606 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7607 flag_unsafe_math_optimizations is set.
7609 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7611 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7612 simplify_logical, if_then_else_cond, known_cond,
7613 simplify_comparison): Adjust calls to reverse_comparison.
7614 Don't use combine_reversed_comparison_code).
7615 (combine_reversed_comparison_code): Remove.
7616 (reversed_comparison): Using reversed_comparison_code, move it...
7617 * jump.c (reversed_comparison): ... here.
7618 * rtl.h (reversed_comparison): Add prototype.
7620 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7622 * builtins.c (fold_builtin): Take decomposed arguments of
7623 CALL_EXPR.
7624 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7625 * gimplify.c (gimplify_call_expr): Likewise.
7626 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7627 * tree.h: Update the prototype of fold_builtin.
7629 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7631 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7632 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7633 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7634 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7635 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7637 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7639 * builtins.c (fold_builtin_1): Take decomposed arguments of
7640 CALL_EXPR.
7641 (fold_builtin): Update a call to fold_builtin_1.
7643 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7645 PR other/20564
7646 * gcov.c (output_lines): Only output function block summary when
7647 outputting branch information.
7648 * doc/gcov.texi: Document format of preamble and additional block
7649 information lines.
7651 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7653 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7654 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7655 the defaults false if BITS_PER_UNIT != 8.
7656 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7657 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7658 than BITS_PER_UNIT != 8.
7659 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7660 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7661 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7662 #undefs.
7663 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7664 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7666 2005-03-20 Roger Sayle <roger@eyesopen.com>
7668 PR middle-end/20539
7669 * fold-const.c (fold_binary): Fix type mismatch between
7670 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7671 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7672 for non-truth-valued expressions.
7674 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7675 and FUNCTION_DECL in the main switch.
7676 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7677 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7678 we also need to convert their operands to match.
7679 <TRUTH_NOT_EXPR>: Likewise.
7681 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7683 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7684 diagnostic without checking whether an lvalue.
7685 * c-common.h (lvalue_p): Remove.
7686 (enum lvalue_use): Update comment.
7687 (lvalue_or_else): Replace by lvalue_error.
7688 * c-typeck.c (lvalue_p): Make static.
7689 (lvalue_or_else): New. Call lvalue_error.
7691 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7693 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7694 (function_arg_advance): Use rs6000_parm_start.
7695 (function_arg, rs6000_arg_partial_bytes): Likewise.
7697 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7699 * c-common.c (check_case_value): Adjust comment about stripping
7700 NOPs.
7701 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7702 * c-typeck.c (default_conversion, convert_arguments,
7703 build_modify_expr, convert_for_assignment, store_init_value,
7704 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7705 manually. Remove inaccurate comments.
7707 2005-03-20 Roger Sayle <roger@eyesopen.com>
7708 Joseph S. Myers <joseph@codesourcery.com>
7710 * varasm.c (do_assemble_alias): Restore comment describing function.
7711 Annotate the target parameter as potentially unused.
7713 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7715 PR target/18551
7716 * config/avr/avr.c (avr_output_function_prologue): Do not use
7717 current_function_name() in a label, use a local label instead.
7719 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7721 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7722 flag_finite_math_only, not flag_unsafe_math_optimizations.
7724 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7726 * builtins.c (fold_builtin_1): Update a call to
7727 targetm.fold_builtin.
7728 * hooks.c (hook_tree_tree_bool_null): Rename to
7729 hook_tree_tree_tree_bool_null. Take one more argument of type
7730 tree.
7731 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7732 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7733 hook_tree_tree_tree_bool_null.
7734 * target.h (gcc_target): Update the prototype of fold_builtin.
7735 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7736 arguments of CALL_EXPR.
7737 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7738 new prototype.
7740 2005-03-20 Jan Hubicka <jh@suse.cz>
7742 * cgraph.h (cgraph_node): Add prev_clone pointer.
7743 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7744 (cgraph_clone_node): Produce doubly linked chain.
7746 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7748 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7749 get_nonnull_operand, handle_sentinel_attribute,
7750 check_function_arguments_recurse): Do not strip NOPS from
7751 INTEGER_CSTs.
7752 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7753 Likewise.
7754 * c-format.c (get_constant): Likewise.
7755 * c-parser.c (c_parser_postfix_expression): Likewise.
7756 * c-typeck.c (set_init_index): Likewise.
7757 (convert_arguments): Don't check for NOP_EXPR containing integer
7758 constant.
7760 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7762 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7763 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7764 Take decomposed arguments of CALL_EXPR.
7765 (fold_builtin_1): Update calls to the functions mentioned
7766 above.
7768 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7770 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7771 width to have integer type.
7772 (build_enumerator): Require enumerator value to have integer type.
7774 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7776 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7777 to __builtin_inff.
7779 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7781 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7782 std=iso9899:199x): Correct descriptions.
7784 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7786 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7787 solaris2.1[0-9].
7789 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7791 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7792 of CALL_EXPR.
7793 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7794 fold_builtin_memcpy.
7796 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7797 arguments of CALL_EXPR.
7798 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7799 fold_builtin_found, fold_builtin_1): Update calls to
7800 fold_trunc_transparent_mathfn.
7802 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7804 PR middle-end/20493
7805 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7806 function pointers on targets that require function pointer
7807 canonicalization.
7808 (fold_sign_changed_comparison): Likewise.
7810 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7812 * combine.c (try_combine): When changing the mode of a hard reg, make
7813 sure that doing so is valid.
7815 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7817 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7818 (TARGET_HANDLE_OPTION): Override default.
7819 (avr_handle_option): New function.
7820 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7821 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7822 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7823 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7824 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7825 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7826 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7827 (TARGET_OPTIONS): Delete.
7828 * config/avr/avr.opt: New file.
7830 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7832 * config/m32r/m32r-protos.h: Remove the prototypes for
7833 call_address_operand, symbolic_operand, seth_add3_operand,
7834 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7835 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7836 two_insn_const_operand, move_src_operand,
7837 move_double_src_operand, move_dest_operand,
7838 eqne_comparison_operator, signed_comparison_operator,
7839 large_insn_p, conditional_move_operand, carry_compare_operand,
7840 m32r_block_immediate_operand, extend_operand,
7841 reg_or_eq_int16_operand, int8_operand, and
7842 reg_or_zero_operand.
7843 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7844 seth_add3_operand, int8_operand, cmp_int16_operand,
7845 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7846 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7847 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7848 move_double_src_operand, move_dest_operand,
7849 eqne_comparison_operator, signed_comparison_operator,
7850 extend_operand, small_insn_p, large_insn_p,
7851 conditional_move_operand, carry_compare_operand,
7852 m32r_block_immediate_operand): Move to predicates.md.
7853 (MAX_MOVE_BYTES): Move to m32r.h.
7854 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7855 * config/m32r/m32r.md: Include predicates.md.
7856 * config/m32r/predicates.md: New.
7858 2005-03-18 James E Wilson <wilson@specifixinc.com>
7860 PR c++/19769
7861 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7862 origin.
7864 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7866 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7867 call_address_operand, const_8bit_operand.
7868 * config/mn10300/mn10300.c (call_address_operand,
7869 const_8bit_operand, const_1f_operand): Move to predicates.md.
7870 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7871 * config/mn10300/mn10300.md: Include predicates.md.
7872 * config/mn10300/predicates.md: New.
7874 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7876 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7877 declarations in diagnostics and %E for identifiers, not %s.
7879 2005-03-18 Jan Hubicka <jh@suse.cz>
7880 Dale Johannesen <dalej@apple.com>
7882 * basic-block.h (scale_bbs_frequencies_int,
7883 scale_bbs_frequencies_gcov_type): Declare.
7884 * cfg.c (RDIV): New macro.
7885 (update_bb_frequency_for_threading): Fix.
7886 * basic-block.h (scale_bbs_frequencies_int,
7887 scale_bbs_frequencies_gcov_type): New.
7888 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7889 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7890 scale_bbs_frequencies_int.
7891 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7893 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7895 * config/m32r/m32r-protos.h: Remove the prototypes for
7896 call_address_operand, symbolic_operand, seth_add3_operand,
7897 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7898 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7899 two_insn_const_operand, move_src_operand,
7900 move_double_src_operand, move_dest_operand,
7901 eqne_comparison_operator, signed_comparison_operator,
7902 large_insn_p, conditional_move_operand, carry_compare_operand,
7903 m32r_block_immediate_operand, extend_operand,
7904 reg_or_eq_int16_operand, int8_operand, and
7905 reg_or_zero_operand.
7906 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7907 seth_add3_operand, int8_operand, cmp_int16_operand,
7908 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7909 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7910 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7911 move_double_src_operand, move_dest_operand,
7912 eqne_comparison_operator, signed_comparison_operator,
7913 extend_operand, small_insn_p, large_insn_p,
7914 conditional_move_operand, carry_compare_operand,
7915 m32r_block_immediate_operand): Move to predicates.md.
7916 (MAX_MOVE_BYTES): Move to m32r.h.
7917 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7918 * config/m32r/m32r.md: Include predicates.md.
7919 * config/m32r/predicates.md: New.
7921 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7922 shadd_constant_p.
7923 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7924 symbolic_operand, symbolic_memory_operand,
7925 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7926 indexed_memory_operand, move_dest_operand, move_src_operand,
7927 prefetch_cc_operand, prefetch_nocc_operand,
7928 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7929 arith_operand, arith11_operand, pre_cint_operand,
7930 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7931 ireg_operand, int5_operand, uint5_operand, int11_operand,
7932 uint32_operand, arith5_operand, and_operand, ior_operand,
7933 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7934 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7935 shadd_operand, movb_comparison_operator,
7936 cmpib_comparison_operator): Move to predicates.md.
7937 (magic_milli, shadd_constant_p): Make it extern.
7938 * config/pa/pa.h (PREDICATE_CODES): Remove.
7939 * config/pa/pa.md: Include predicates.md.
7940 * config/pa/predicates.md: New.
7942 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7943 predicate.
7945 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7947 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7948 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7949 config/alpha/freebsd.h, config/alpha/linux.h,
7950 config/alpha/netbsd.h, config/alpha/osf5.h,
7951 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7952 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7953 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7954 doc/cppopts.texi: Update copyright.
7956 2005-03-18 Jan Hubicka <jh@suse.cz>
7958 PR middle-end/20225
7959 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7960 too late.
7961 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7962 called too late.
7964 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7966 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7967 VEC_safe_push.
7969 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7971 * combine.c (gen_binary): Remove.
7972 (known_cond, simplify_shift_const, find_split_point,
7973 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7974 simplify_logical, expand_field_assignment, extract_left_shift,
7975 force_to_mode, if_then_else_cond, apply_distributive_law,
7976 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7977 simplify_comparison, reversed_comparison): Replace with
7978 simplify_gen_binary, simplify_gen_relational or
7979 distribute_and_simplify_rtx.
7980 (distribute_and_simplify_rtx): New function.
7982 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7983 Paolo Bonzini <gcc.gnu.org>
7985 * calls.c (setjmp_call_p, special_function_p): Update comments
7986 at the head of the functions.
7988 2005-03-18 Jan Hubicka <jh@suse.cz>
7990 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7992 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7993 function body should be released; do not proactively release function
7994 bodies in non-unit-at-a-time mode.
7996 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7998 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7999 mno-fp-ret-in-387 multilib variants.
8001 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
8003 * common.opt (m): Remove.
8004 * opts.c (handle_option): Pass 'm' options to set_target_switch if
8005 table lookup fails.
8006 (common_handle_option): Remove OPT_m case.
8008 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8010 * builtins.c (fold_builtin_bitop): Take decomposed arguments
8011 of CALL_EXPR.
8012 (fold_builtin_1): Update a call to fold_builtin_bitop.
8014 * builtins.c (fold_builtin_signbit): Take decomposed arguments
8015 of CALL_EXPR.
8016 (fold_builtin_1): Update a call to fold_builtin_signbit.
8018 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
8020 PR tree-optimization/20474
8021 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
8022 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
8024 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8026 * config/h8300/h8300-protos.h: Remove prototypes for
8027 general_operand_src, general_operand_dst, single_one_operand,
8028 single_zero_operand, call_insn_operand,
8029 two_insn_adds_subs_operand, small_call_insn_operand,
8030 jump_address_operand, bit_operand, bit_memory_operand,
8031 stack_pointer_operand, const_int_gt_2_operand,
8032 const_int_ge_8_operand, const_int_qi_operand,
8033 const_int_hi_operand, incdec_operand, bit_operator,
8034 nshift_operator, eqne_operator, gtle_operator,
8035 gtuleu_operator, iorxor_operator.
8036 Add prototypes for h8sx_shift_type h8sx_classify_shift and
8037 h8300_ldm_stm_parallel.
8038 * config/h8300/h8300.c (h8sx_shift_type,): Move to
8039 h8300-protos.h.
8040 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
8041 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
8042 (h8300_ldm_stm_parallel): Make it extern.
8043 (h8300_ldm_parallel, h8300_stm_parallel,
8044 h8300_return_parallel, general_operand_src,
8045 general_operand_dst, h8300_dst_operand, h8300_src_operand,
8046 nibble_operand, reg_or_nibble_operand, single_one_operand,
8047 single_zero_operand, call_insn_operand,
8048 two_insn_adds_subs_operand, small_call_insn_operand,
8049 jump_address_operand, bit_operand, bit_memory_operand,
8050 stack_pointer_operand, const_int_gt_2_operand,
8051 const_int_ge_8_operand, const_int_qi_operand,
8052 const_int_hi_operand, incdec_operand, eqne_operator,
8053 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
8054 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
8055 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
8056 nshift_operator): Move to predicates.md.
8057 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
8058 * config/h8300/h8300.md: Include predicates.md.
8059 * config/h8300/predicates.md: New.
8061 2005-03-17 Richard Henderson <rth@redhat.com>
8063 * config.gcc (ia64*-*-hpux*): Add extra_options.
8064 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
8065 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8066 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
8067 (ia64_tls_size_string, ia64_tune_string): Remove.
8068 (ia64_tune): Init to PROCESSOR_ITANIUM2.
8069 (TARGET_DEFAULT_TARGET_FLAGS): New.
8070 (TARGET_HANDLE_OPTION): New.
8071 (ia64_override_options): Move options parsing ...
8072 (ia64_handle_option): ... here. New.
8073 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
8074 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
8075 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
8076 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
8077 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
8078 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
8079 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
8080 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
8081 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
8082 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
8083 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
8084 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
8085 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
8086 TARGET_EARLY_STOP_BITS): Remove.
8087 (TARGET_ILP32): Default false.
8088 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
8089 (enum ia64_inline_type): New.
8090 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8091 * config/ia64/ia64.md: Update for new definitions of
8092 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
8093 * config/ia64/ia64.opt: New file.
8094 * config/ia64/ilp32.opt: New file.
8096 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
8098 PR target/18380
8099 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
8101 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8103 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
8104 instead of MASK_H8300S.
8105 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
8106 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
8107 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
8108 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
8109 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
8110 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
8111 TARGET_SWITCHES): Remove.
8112 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
8113 TARGET_H8300SX.
8114 * config/h8300/h8300.opt: New.
8116 * config/alpha/alpha.opt, config/arc/arc.opt,
8117 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
8118 notices.
8120 2005-03-17 Ian Lance Taylor <ian@airs.com>
8122 * gmon.c: Remove.
8124 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
8126 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
8127 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
8128 (TARGET_HANDLE_OPTION): Override default.
8129 (arc_handle_option): New function.
8130 (arc_init): Remove code to set arch_cpu_string.
8131 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
8132 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
8133 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
8134 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
8135 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
8136 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
8137 (arc_rodata_string, TARGET_OPTIONS): Delete.
8138 * config/arc/arc.opt: New file.
8140 2005-03-17 Richard Henderson <rth@redhat.com>
8142 * doc/extend.texi (Weak Pragmas): New section.
8143 (attribute alias): Clarify that target must be in the same
8144 translation unit.
8146 2005-03-17 Richard Henderson <rth@redhat.com>
8148 * config/alpha/alpha.opt: New file.
8149 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
8150 of alpha_cpu.
8151 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
8152 alpha_fprm_string, alpha_fptm_string): Make static.
8153 (alpha_tls_size_string): Remove.
8154 (alpha_handle_option): New.
8155 (override_options): Update for alpha_cpu/alpha_tune split.
8156 (alpha_file_start): Likewise.
8157 (TARGET_DEFAULT_TARGET_FLAGS): New.
8158 (TARGET_HANDLE_OPTION): New.
8159 * config/alpha/alpha.h (alpha_tune): Declare.
8160 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
8161 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
8162 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
8163 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
8164 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
8165 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
8166 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
8167 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
8168 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
8169 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
8170 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
8171 (TARGET_DEFAULT): Remove MASK_FP.
8172 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
8173 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
8174 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
8175 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
8176 alpha_tls_size_string): Remove.
8177 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
8178 (attribute tune): Rename from attribute cpu.
8179 * config/alpha/ev4.md: Update to match.
8180 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
8181 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
8182 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
8183 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
8184 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
8185 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
8187 2005-03-16 James E. Wilson <wilson@specifixinc.com>
8189 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
8190 and return without creating new state if before_nops_num is nonzero.
8191 * config/ia64/ia64.md (first_insn): New attribute.
8192 (alloc): Set it to yes.
8194 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8196 * tree-vectorizer.c (new_vec_stmt_info): Initialize
8197 STMT_VINFO_SUBVARS to NULL.
8198 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8200 2005-03-16 Dale Johannesen <dalej@apple.com>
8202 * rtlanal.c (find_first_parameter_load): Rewrite to
8203 return actual first param load or the call if none,
8204 instead of first in block, when not all loads exist.
8206 2005-03-16 Roger Sayle <roger@eyesopen.com>
8208 * optabs.c (expand_copysign_absneg): Make static.
8209 * optabs.h (expand_copysign_absneg): Delete prototype.
8210 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8212 2005-03-16 Richard Henderson <rth@redhat.com>
8214 PR middle-end/15700
8215 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8216 (alias_pairs): Rename from output_defs.
8217 (find_decl_and_mark_needed): Split out from assemble_alias.
8218 (do_assemble_alias): New.
8219 (assemble_output_def): Remove.
8220 (finish_aliases_1, finish_aliases_2): New.
8221 (process_pending_assemble_output_defs): Remove.
8222 (assemble_alias): Defer aliases for which we don't yet have a
8223 non-external decl for the target symbol.
8224 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8225 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8226 * toplev.c (compile_file): Use finish_aliases_2 instead of
8227 process_pending_assemble_output_defs.
8228 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8229 (process_pending_assemble_output_defs): Remove.
8231 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8233 Fix PR tree-optimization/20489
8235 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8236 for empty structures.
8238 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8240 Fix PR tree-optimization/20490
8242 * tree-ssa-pre.c (create_expression_by_pieces): Use
8243 force_gimple_operand on result of fold.
8245 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
8247 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8248 of closing parenthesis.
8250 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8252 * builtins.c (expand_movstr): Update a call to
8253 fold_builtin_strcpy.
8254 (expand_builtin_strncpy): Update a call to
8255 fold_builtin_strncpy.
8256 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8257 arguments of CALL_EXPR.
8258 (fold_builtin_1): Update calls to fold_builtin_strcpy and
8259 fold_builtin_strncpy.
8260 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8261 * tree.h: Update the prototypes of fold_builtin_strcpy and
8262 fold_builtin_strncpy.
8264 2005-03-16 Steven Bosscher <stevenb@suse.de>
8265 Dorit Naishlos <dorit@il.ibm.com>
8267 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8268 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8269 error.
8271 2005-03-16 Steven Bosscher <stevenb@suse.de>
8273 * tree-inline.c (walk_type_fields, walk_tree,
8274 walk_tree_without_duplicates): Move from here...
8275 * tree.c: ...to here.
8277 2005-03-15 Zack Weinberg <zack@codesourcery.com>
8279 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8280 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8281 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8282 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8283 (version): Define using $(BASEVER_c).
8284 (Makefile, config.status, build/gcov-iov.o): No longer depends on
8285 version.c.
8286 (version.o): Depend on version files; add custom generation command.
8287 (prefix.o): Define BASEVER on command line.
8288 (s-iov): Depend on version files; adjust command.
8289 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8290 Add gcc-vers.texi.
8291 (gcc-vers.texi): New rule.
8292 (doc/%.info, doc/%.dvi): Add -I . to command line.
8293 (doc/gccinstall.dvi): Likewise.
8294 (PACKAGE): Delete. All uses replaced with "gcc".
8295 * aclocal.m4: Do not include gcc-version.m4.
8296 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8297 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8298 Set is_release based on contents of DEV-PHASE.
8299 Set gcc_version based on contents of BASE-VER.
8300 Define WIN32_REGISTRY_KEY only if the user overrode the default.
8301 * config.in, configure: Regenerate.
8302 * gccbug.in: Determine version of GCC in use at runtime.
8303 * gcov-iov.c: Get version number and development phase from
8304 command line, not by including version.c.
8305 * intl.c: Replace all uses of PACKAGE with "gcc".
8306 * libada-mk.in: Delete unused "gcc_version" variable.
8307 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8308 * version.c: (VERSUFFIX): New hook for redistributors; adjust
8309 commentary to match.
8310 (version_string): Put together from pieces.
8311 * config/alpha/x-vms: Do not use $(gcc_version).
8312 * config/i386/t-nwld: Likewise.
8313 * doc/include/gcc-common.texi: Include gcc-vers.texi for
8314 version-GCC and DEVELOPMENT.
8316 2005-03-15 Roger Sayle <roger@eyesopen.com>
8318 PR tree-optimization/17454
8319 * tree.c (tree_size): Add case for TREE_BINFO.
8320 * fold-const.c (fold_checksum_tree): Only clear the overloaded
8321 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8323 2005-03-15 Roger Sayle <roger@eyesopen.com>
8325 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8326 op1 whilst expanding the signed widenening multiply variant.
8328 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8330 * toplev.c (display_target_options): Avoid unused variable warning if
8331 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8332 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8333 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8334 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8335 (mips_isa_info): New variable.
8336 (mips_parse_cpu): Remove the first argument and leave the caller
8337 to report errors.
8338 (TARGET_HANDLE_OPTION): Override default.
8339 (mips_handle_option): New function. Move option validation code from...
8340 (override_options): ...here. Update calls to mips_parse_cpu.
8341 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8342 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8343 (SUBTARGET_TARGET_OPTIONS): Delete.
8344 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8345 (mno-flush-func, mtune=): New options.
8347 2005-03-15 Roger Sayle <roger@eyesopen.com>
8348 Richard Henderson <rth@redhat.com>
8350 * real.c (c4x_single_format, c4x_extended_format): Provide values
8351 for signbit_ro for c4x's single and extended floating point formats.
8352 * optabs.c (expand_copysign): Use the floating point format's
8353 signbit_ro for expanding via expand_copysign_absneg, and it's
8354 signbit_rw field for expanding via expand_copysign_bit.
8356 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8358 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8359 known_alignment_for_access_p.
8360 (known_alignment_for_access_p): New.
8361 (do_peeling_for_alignment): Field made int instead of bool and renamed
8362 to peeling_for_alignment.
8363 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8364 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8365 functionality used to be in vect_analyze_operations.
8366 (vect_analyze_operations): Code to determine vectorization factor was
8367 moved to vect_determine_vectorization_factor.
8368 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8369 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8370 factor.
8371 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8372 be part of vect_analyze_operations).
8373 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8374 creating the guard condition, as the number of iterations may be
8375 constant.
8376 (slpeel_tree_peel_loop_to_edge): Use new name of
8377 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8378 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8379 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8380 (vect_do_peeling_for_alignment): Use fold.
8381 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8383 (vect_update_inits_of_dr): Renamed to
8384 vect_update_init_of_dr.
8385 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8386 (vectorizable_store): Fix assertion to use == instead of =.
8388 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8390 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8391 call_used_regs for wCG registers.
8393 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8395 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8396 for non-offsettable memory references to cope with outstanding reload
8397 replacements, take 2.
8399 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8401 PR target/18668
8402 * config/i386/i386.h (x86_fisttp): New.
8403 (TARGET_FISTTP): New macro.
8404 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8405 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8406 instruction when fisttp flag is set.
8407 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8409 * config/i386/i386.md (type attribute): Add fisttp.
8410 (unit attribute): Set to i387 for fisttp type.
8411 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8412 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8413 TARGET_FISTTP.
8414 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8415 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8416 macros.
8417 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8418 patterns for TARGET_FISTTP. Enable patterns for
8419 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8420 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8421 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8422 implement fisttp x87 insn.
8423 (fix_trunc*_i387_fisttp splitters): New patterns.
8424 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8425 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8426 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8427 clobber.
8428 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8429 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8430 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8431 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8432 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8433 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8434 Disable patterns for TARGET_FISTTP.
8435 (fix_trunc*_i387 splitters): Implement usign mode macros.
8436 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8437 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8438 (fix_trunx*_sse peephole2s): Implement using mode macros.
8440 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8442 PR rtl-optimization/20291
8443 * combine.c (try_combine): If splitting fails, re-try with
8444 original combined pattern, i.e. before clobber stripping.
8446 2005-03-14 Eric Christopher <echristo@redhat.com>
8448 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8449 STACK_GROWS_DOWNWARD.
8451 2005-03-14 Roger Sayle <roger@eyesopen.com>
8453 * real.h (struct real_format): Split the signbit field into two
8454 two fields, signbit_ro and signbit_rw.
8455 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8456 mips_double_format, ieee_extended_motorola_format,
8457 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8458 ieee_extended_intel_128_format, ibm_extended_format,
8459 mips_extended_format, ieee_quad_format, mips_quad_format,
8460 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8461 i370_double_format, c4x_single_format, c4x_extended_format,
8462 real_internal_format): Update initializers for new field.
8463 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8464 real_format structure.
8465 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8466 field of the real_format structure.
8468 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8470 Fix PR tree-optimization/20458
8472 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8473 DECL_EXTERNAL on STRUCT_FIELD tags.
8474 (clear_call_clobbered): Ditto.
8475 * tree-ssa-operands.c (note_addressable): Make sure the original
8476 variable doesn't slip into the addressable list if we have
8477 subvars.
8478 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8479 tags too.
8481 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8483 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8484 (-fwide-exec-charset): Likewise.
8485 (-finput-charset): Likewise.
8486 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8487 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8488 * c.opt (Wnormalized): New.
8490 2005-03-14 Devang Patel <dpatel@apple.com>
8492 * doc/invoke.texi: Add reference to Visibility document.
8494 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8496 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8497 MASK_SPLIT_ADDRESSES.
8498 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8499 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8500 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8501 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8502 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8503 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8504 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8505 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8506 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8507 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8508 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8509 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8510 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8511 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8512 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8513 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8514 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8515 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8516 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8517 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8518 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8519 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8520 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8521 (TARGET_EXPLICIT_RELOCS): Delete.
8522 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8523 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8524 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8525 (override_options): Set MASK_LONG64 if -mint64 is given and no
8526 -mlongXX option is. Complain about -mint64 -mlong32.
8527 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8528 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8529 * config/mips/mips.opt: New file.
8531 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8533 * config.gcc (extra_options): New variable for listing option files.
8534 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8535 * configure.ac (extra_opt_files): New AC_SUBST variable.
8536 (tm_file_list, tm_include_list): Include options.h first.
8537 * configure: Regenerate.
8538 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8539 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8540 (s-options-h): New rule.
8541 (options.h): Depend on it.
8542 (TEXI_GCCINT_FILES): Add options.texi.
8543 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8544 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8545 * target.h (gcc_target): Add default_target_flags and handle_option.
8546 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8547 (TARGET_HANDLE_OPTION): New macros.
8548 (TARGET_INITIALIZER): Include them.
8549 * opt-functions.awk (opt_args, nth_arg): New functions.
8550 (switch_flags): Handle the "Target" flag.
8551 (var_args): Delete.
8552 (var_name): Use opt_args and nth_arg.
8553 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8554 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8555 macros for the "Mask" and "InverseMask" options.
8556 * opts.h (cl_var_cond): New enum.
8557 (cl_option): Replace the "has_set_value" and "set_value" fields with
8558 "var_cond" and "var_value".
8559 (CL_TARGET): New macro.
8560 (option_enabled, print_filtered_help): Declare.
8561 (decode_options): Move definition.
8562 * opts.c (handle_option): Search for the original option before
8563 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8564 var_cond and var_value fields. Use targetm.handle_option to handle
8565 target options.
8566 (decode_options): Set target_flags to targetm.default_target_flags.
8567 (print_filtered_help): Make global. Handle CL_TARGET.
8568 (option_enabled): New function.
8569 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8570 (display_target_options, set_target_switch, print_switch_values)
8571 (default_pch_valid_p): Guard uses of target_switches with
8572 #ifdef TARGET_SWITCHES. Also...
8573 (display_target_options): Display the CL_TARGET entries in cl_options.
8574 (set_target_option): Don't complain about the "" option when
8575 TARGET_SWITCHES is undefined.
8576 (print_switch_values): Use option_enabled.
8577 (default_pch_valid_p): Check cl_options[] when looking for something
8578 that has changed the value of target_flags.
8579 * c.opt: Remove documentation from top of file.
8580 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8581 * doc/sourecebuild.texi: Refer to the new options documentation
8582 instead of c.opt. Document machine-specific .opt files.
8583 * doc/tm.texi (target_flags): Say that this variable is declared
8584 by options.h.
8585 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8586 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8587 an alternative.
8588 * doc/options.texi: New file.
8590 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8592 PR middle-end/18628
8593 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8594 register.
8596 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8598 PR c++/20280
8599 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8600 temporary variable of pointer type if an lvalues is required.
8601 (gimplify_modify_expr_rhs): Request an rvalue from it.
8602 (gimplify_expr): Pass fallback on.
8604 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8606 * cfgbuild.c: Update comments.
8608 2005-03-14 Roger Sayle <roger@eyesopen.com>
8610 PR rtl-optimization/17236
8611 * optabs.c (expand_doubleword_mult): New helper function split out
8612 from expand_binop. Permute the order in which instructions are
8613 emitted to minimize the number of simultaneously live registers.
8614 (expand_binop): Call expand_doubleword_mult to synthesize a double
8615 word multiplication.
8617 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8619 * basic-block.h: Update the prototypes of cached_make_edge and
8620 rtl_make_eh_edge.
8621 * cfg.c (cached_make_edge): Take edge_cache representing one
8622 row of the adjacency matrix of edges.
8623 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8624 (make_edges): Initialize edge_cache to represent one row of
8625 the adjacency matrix of edges.
8627 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8629 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8630 New functions.
8631 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8632 Remove unused removed_phis variable.
8633 (conditional_replacement): Use build1/build2.
8634 (abs_replacement): Use last_and_only_stmt and build1/build2.
8636 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8638 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8639 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8640 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8641 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8642 * c-common.c (handle_novops_attribute): New function.
8643 (c_common_attribute_table): Add "no vops" entry.
8644 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8645 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8646 * tree-ssa-operands.c (get_call_expr_operands): Do not
8647 create virtual operands for calls with ECF_NOVOPS flag.
8648 * tree.h (DECL_IS_NOVOPS): New macro.
8649 (struct tree_decl): Add novops_flag.
8650 (ECF_NOVOPS): New constant.
8652 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8654 PR target/17688
8655 * config/i386/i386.c (x86_use_himode_fiop): New.
8656 (x86_use_simode_fiop): Rename from x86_use_fiop.
8657 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8658 (TARGET_USE_HIMODE_FIOP): New.
8659 (x86_use_simode_fiop): Rename from x86_use_fiop.
8660 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8662 * config/i386/i386.md (X87MODEI12): New mode macro define.
8663 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8664 to implement x87 FP compare with HImode input operands.
8665 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8666 Use X87MODEI12 mode macro to handle HImode input operands.
8667 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8668 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8669 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8670 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8671 macro to implement x87 operators with HImode input operands.
8672 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8673 input operands.
8675 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8677 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8678 integer_zerop.
8679 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8680 constants invariant.
8682 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8684 * basic-block.h (BB_VISITED): Removed.
8685 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8687 2005-03-14 Falk Hueffner <falk@debian.org>
8689 PR bootstrap/20424
8690 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8692 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8694 * ggc-zone.c: Fix comment typos.
8696 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8697 stringpool.c, config/mips/mips-protos.h: Update copyright.
8699 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8701 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8702 throughout with its typedef, "rtx".
8703 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8704 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8705 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8706 regs in comment to match code.
8708 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8710 * except.c (check_handled): Make it static.
8711 * except.h: Remove the corresponding prototype.
8713 * function.c (get_func_frame_size): Make it static.
8714 * function.h: Remove the corresponding type.
8716 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8717 Make them static.
8718 * hard-reg-set.h: Remove the corresponding declarations.
8720 * tree-cfg.c (verify_stmts): Check that
8721 bb_for_stmt (stmt) == bb for every PHI node and statement.
8723 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8725 * config.gcc: Remove excess indentation.
8726 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8728 2005-03-13 Roger Sayle <roger@eyesopen.com>
8730 PR middle-end/19331
8731 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8732 * fold-const.c (fold_sign_changed_comparison): Likewise.
8733 (fold_binary): Optimize comparisons against widened operands if
8734 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8736 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8738 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8739 (sparc_override_options): Initialize it.
8740 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8742 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8744 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8745 (reg_or_none500mem_operand): New predicate.
8746 (zero_reg_mem_operand): New predicate.
8747 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8748 to reg_or_none500mem_operand.
8749 (extendsfdf2_fpr): Add MEM alternative.
8750 (extenddftf2_internal): Change operand2 predicate to
8751 zero_reg_mem_operand.
8753 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8755 * ggc-zone.c: Rewritten.
8757 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8758 if there are none.
8759 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8760 * config.in: Regenerated.
8761 * configure: Regenerated.
8762 * gengtype.c (write_types_process_field, write_func_for_structure):
8763 Pass new argument to gt_pch_note_object.
8764 * ggc-common.c (struct ptr_data): Add TYPE.
8765 (gt_pch_note_object): Take TYPE argument and save it.
8766 (call_count): Update call to ggc_pch_count_object.
8767 (call_alloc): Update call to ggc_pch_alloc_object.
8768 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8769 file.
8770 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8771 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8772 (ggc_alloc_zone_stat): Delete.
8773 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8774 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8775 (ggc_pch_alloc_object): Update prototypes.
8776 (garbage_zone): Delete.
8777 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8778 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8779 pointers.
8780 (tree_id_zone): New variable.
8781 (ggc_alloc_cleared_zone): Remove unused.
8782 (ggc_alloc_zone): Define.
8783 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8784 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8785 ggc_alloc_zone_stat.
8786 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8787 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8788 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8789 (make_node_stat): Likewise. Use tree_id_zone.
8791 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8792 Joseph S. Myers <joseph@codesourcery.com>
8794 * configure.ac: Check for MIPS TLS.
8795 * configure: Regenerated.
8796 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8797 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8798 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8799 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8800 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8801 (mips_classify_symbol, mips_symbolic_constant_p)
8802 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8803 (mips_tls_operand_p, mips_call_tls_get_addr)
8804 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8805 (mips_tls_symbol_ref_1): New functions.
8806 (mips_legitimize_address, mips_legitimize_const_move): Call
8807 mips_legitimize_tls_address.
8808 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8809 for MIPS16.
8810 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8811 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8812 (mips_char_to_class): Document V1_REG.
8813 (HAVE_AS_TLS): Provide default.
8814 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8815 constants.
8816 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8817 !TARGET_ABICALLS.
8818 (tls_get_tp_<mode>): New instruction.
8820 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8822 * configure.ac: Update checks for target tools.
8823 * configure: Regenerated.
8825 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8827 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8829 2005-03-13 Roger Sayle <roger@eyesopen.com>
8831 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8832 more classes of DImode multiplication by constant. Allow both
8833 multiplication by small negative constants (by performing a
8834 multiplication by a positive constant and negating the result) and
8835 multiplications by large powers of two, by using a left shift.
8837 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8839 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8840 of basic blocks into work_stack.
8842 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8843 config/mips/vr.h: Update copyright.
8845 * c-decl.c (c_init_decl_processing): Remove useless calls to
8846 build_function_type.
8848 * builtins.c (fold_trunc_transparent_mathfn,
8849 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8850 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8851 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8852 fold_builtin_strcpy, fold_builtin_strncpy,
8853 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8854 TREE_TYPE (exp).
8856 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8857 before_call.
8859 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8860 variable determinant.
8862 * tree-cfg.c (group_case_labels): Remove local variable type.
8864 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8865 variable ann.
8867 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8868 result.
8870 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8872 PR target/18251
8873 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8874 (*movmemqi_insn): Delete.
8875 (*movmemhi): Delete.
8877 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8879 * builtins.c (fold_builtin_classify): Take decomposed
8880 arguments of CALL_EXPR.
8881 (fold_builtin_1): Update a call to fold_builtin_classify.
8883 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8885 PR c/20402
8886 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8887 through into call to parser_xref_tag after parse error.
8888 (c_parser_struct_declaration): Consistently return NULL_TREE on
8889 error.
8891 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8893 * tree-flow-inline.h (ref_contains_array_ref): New function.
8894 (lookup_subvars_for_var): Ditto.
8895 (get_subvars_for_var): Ditto.
8896 (var_can_have_subvars): Ditto.
8898 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8899 (struct subvar): New type.
8901 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8903 * tree-optimize.c (init_tree_optimization_passes): Call
8904 pass_create_structure_vars.
8906 * tree-ssa-alias.c: Include vec.h.
8907 (init_alias_info): Don't auto-clear call clobbered on struct-field
8908 tags.
8909 (compute_flow_insensitive_aliasing): Handle subvars.
8910 (group_aliases): Handle STRUCT_FIELD aliases.
8911 (setup_pointers_and_addressables): Ditto.
8912 Don't mark variables non-addressable if they still have
8913 addressable subvars.
8914 Also mark subvars addressable when the real variable is marked
8915 addressable.
8916 (add_pointed_to_var): Try to prune the pointed-to set by only
8917 pointing to subvars when possible.
8918 Otherwise, make sure we set addresses_needed and pt_vars to
8919 properly include subvars.
8920 (bitpos_of_field): New function.
8921 (push_fields_onto_fieldstack): Ditto.
8922 (get_or_create_used_part_for): Ditto.
8923 (create_overlap_variables_for): Ditto.
8924 (find_used_portions): Ditto.
8925 (create_structure_vars): Ditto.
8926 (pass_create_structure_vars): New structure.
8928 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8929 (get_expr_operands): Handle subvars. Also try to turn
8930 COMPONENT_REF accesses into must-defs now that we can accurately
8931 portray it.
8932 (note_addressable): Try to only mark as addressable those subvars
8933 we know a COMPONENT_REF touches.
8934 (overlap_subvar): New function.
8936 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8937 Handle subvar storing.
8938 (vect_address_analysis): Update caller of vect_object_analysis.
8940 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8942 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8943 (STMT_VINFO_SUBVARS): New macro.
8945 * common.opts: add flag_tree_salias.
8947 * opts.c (decode_options): flag_tree_salias defaults to on.
8949 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8951 * doc/tree-ssa.texi: Document structural alias analysis.
8953 2005-03-12 Steven Bosscher <stevenb@suse.de>
8955 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8956 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8957 * tree-ssa-operands.c (get_expr_operands): Likewise.
8958 (get_expr_operands): Likewise for ERROR_MARK.
8960 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8962 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8963 var.
8965 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8966 removed_phis.
8968 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8969 (mark_operand_necessary): Remove local variable ver.
8971 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8972 variable prefix_len.
8974 * value-prof.c (mod_subtract_transform): Remove local variable
8975 value.
8977 * builtins.c (fold_builtin_exponent): Take decomposed
8978 arguments of CALL_EXPR.
8979 (fold_builtin_1): Update a call to fold_builtin_exponent.
8981 * builtins.c (fold_builtin_logarithm): Take decomposed
8982 arguments of CALL_EXPR.
8983 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8985 * c-decl.c (c_init_decl_processing): Remove local variables
8986 ptr_ftype_void and ptr_ftype_ptr.
8988 * gimplify.c (gimplify_expr): Remove local variables r0 and
8989 r1.
8991 * reg-stack.c (move_for_stack_reg): Remove local variable
8992 push_insn.
8993 (compare_for_stack_reg): Remove local variable flags_user.
8994 (convert_regs_1): Remove local variable deleted.
8996 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8997 variable new_cond.
8998 (combine_blocks): Remove local variables exits and new_e.
9000 * tree-inline.c (expand_call_inline): Remove local variable
9001 decl.
9003 * tree-ssa-live.c (create_ssa_var_map,
9004 calculate_live_on_entry): Remove local variable snn.
9006 2005-03-12 Geoffrey Keating <geoffk@apple.com>
9008 * c-lex.c (c_lex_with_flags): Add parameter to call to
9009 cpp_spell_token.
9011 2005-03-11 Per Bothner <per@bothner.com>
9013 * c-tree.h (struct c_declarator): New id_loc field.
9014 * c-pragma.h (c_lex_with_flags): Take position reference.
9015 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
9016 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
9017 (c_lex): Pass dummy location to c_lex_with_flags.
9018 * c-parser.c (c_lex_one_token): Set c_token's location using
9019 c_lex_with_flags, instead of input_location, which might be "ahead".
9020 (c_parser_direct_declarator): Set declarator's id_loc from
9021 c_token's id_loc.
9022 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
9023 declarator's id_loc, rather than probably-imprecise input_location.
9024 (build_id_declarator): Initialize c_declarator's id_loc field.
9026 2005-03-11 Roger Sayle <roger@eyesopen.com>
9028 PR middle-end/20419
9029 * builtins.c (expand_builtin_signbit): Force the signbit's word
9030 into an integer register to avoid SUBREGs of floating point modes.
9032 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9034 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
9035 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
9036 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
9037 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
9039 2005-03-11 David Edelsohn <edelsohn@gnu.org>
9041 PR rtl-optimization/20306
9042 * expr.c (emit_move_complex): Set try_int false if mode is
9043 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
9044 emit_block_move if try_int is true.
9046 2005-03-11 Richard Henderson <rth@redhat.com>
9048 PR target/20415
9049 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
9050 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
9051 to match.
9053 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9055 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
9056 (TARGET_FIX_VR4130): New macro.
9057 (TARGET_OPTIONS): Add -mfix-vr4130.
9058 (ISA_HAS_MACCHI): New macro.
9059 (ASM_SPEC): Add -mfix-vr4130.
9060 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
9061 (override_options): Handle mips_fix_vr4130_string.
9062 (mips_avoid_hazards): Clear all_noreorder_p
9063 if we're working around VR4130 errata and the macc alternatives
9064 are not available.
9065 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
9066 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
9067 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
9068 (MULTILIB_DEFAULTS): Remove leading "march=".
9069 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
9070 if no architecture option is given.
9071 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
9072 VR4130 multilibs.
9073 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
9074 * doc/invoke.texi: Document -mfix-vr4130.
9076 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9078 * config/mips/mips.c (override_options): Only warn about -mint64
9079 deprecation if TARGET_INT64.
9081 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9083 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
9084 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
9085 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
9086 are non-specific regarding the nonnull parameter positions.
9087 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
9088 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
9089 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
9090 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
9092 * builtins.def: Use the non-specific "nonnull" attibute lists.
9094 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9096 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9097 single_pred_edge, single_succ, single_pred): Improve comments.
9099 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9101 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9102 single_pred_edge, single_succ, single_pred): New inline functions.
9103 * bb-reorder.c (rotate_loop, find_traces_1_round,
9104 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
9105 duplicate_computed_gotos): Use the single_succ/pred functions.
9106 * cfganal.c (forwarder_block_p): Ditto.
9107 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
9108 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
9109 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
9110 merge_seq_blocks): Ditto.
9111 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
9112 * cfglayout.c (fixup_reorder_chain): Ditto.
9113 * cfgloop.c (mark_single_exit_loops, update_latch_info,
9114 canonicalize_loop_headers, verify_loop_structure): Ditto.
9115 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
9116 mfb_update_loops, create_preheader, force_single_succ_latches,
9117 create_loop_notes): Ditto.
9118 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
9119 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
9120 commit_one_edge_insertion, purge_dead_edges,
9121 cfg_layout_can_merge_blocks_p): Ditto.
9122 * except.c (sjlj_emit_function_enter): Ditto.
9123 * flow.c (init_propagate_block_info): Ditto.
9124 * function.c (thread_prologue_and_epilogue_insns): Ditto.
9125 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
9126 insert_insn_end_bb): Ditto.
9127 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
9128 find_if_case_2): Ditto.
9129 * lambda-code.c (perfect_nestify): Ditto.
9130 * lcm.c (optimize_mode_switching): Ditto.
9131 * loop-doloop.c (doloop_modify): Ditto.
9132 * loop-init.c (loop_optimizer_init): Ditto.
9133 * loop-iv.c (simplify_using_initial_values): Ditto.
9134 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9135 * loop-unswitch.c (unswitch_loop): Ditto.
9136 * modulo-sched.c (generate_prolog_epilog): Ditto.
9137 * predict.c (combine_predictions_for_insn, estimate_probability,
9138 tree_estimate_probability, last_basic_block_p,
9139 estimate_bb_frequencies): Ditto.
9140 * profile.c (branch_prob): Ditto.
9141 * regrename.c (copyprop_hardreg_forward): Ditto.
9142 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
9143 * tracer.c (layout_superblocks): Ditto.
9144 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
9145 cfg_remove_useless_stmts_bb, cleanup_control_flow,
9146 cleanup_control_expr_graph, disband_implicit_edges,
9147 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
9148 tree_verify_flow_info, tree_make_forwarder_block,
9149 tree_forwarder_block_p, remove_forwarder_block,
9150 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
9151 * tree-if-conv.c (tree_if_conversion): Ditto.
9152 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9153 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
9154 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
9155 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
9156 copy_loop_headers): Ditto.
9157 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
9158 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
9159 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
9160 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
9161 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
9162 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
9163 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
9164 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
9165 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
9166 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
9167 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
9168 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
9169 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9170 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
9171 slpeel_add_loop_guard): Ditto.
9173 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
9175 PR tree-optimization/15784
9176 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9177 and -1 - A to ~A.
9179 * stmt.c (expand_case): Don't change index_type. Convert minval
9180 to the proper type.
9182 PR tree-optimization/20130
9183 * fold-const.c (fold): Fold x * -1 into -x.
9185 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
9187 PR rtl-optimization/20331
9188 * rtlanal.c (modified_between_p): Check its address first for MEM.
9189 (modified_in_p): Likewise.
9191 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
9193 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
9195 2005-03-10 Steven Bosscher <stevenb@suse.de>
9197 * expr.c (expand_expr_real_1): If possible, use a conditional
9198 move for expanding MIN_EXPR and MAX_EXPR.
9199 Use temp for moving around rtx-en.
9201 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
9203 PR rtl-opt/20412
9204 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
9205 correct mode.
9207 2005-03-10 Roger Sayle <roger@eyesopen.com>
9209 * builtins.c (expand_builtin_signbit): Extend to handle floating
9210 point modes wider than the largest integer type, using the
9211 operand_subword_force function to obtain the signbit's word.
9213 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9215 PR target/20322
9216 * combine.c (try_combine): If recog_for_combine added CLOBBERs
9217 to NEWI2PAT, fail to combine if they are used by NEWPAT.
9219 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
9221 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9223 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
9225 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9226 type void.
9227 (perform_edge_inserts): Unconditionally call
9228 free_dominator_info.
9230 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9232 2005-03-10 Bob Wilson <bob.wilson@acm.org>
9234 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9236 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
9238 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9240 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9241 gcc_unreachable.
9242 (rtl_register_value_prof_hooks,
9243 tree_value_profile_transformations,
9244 tree_register_value_prof_hooks): Likewise.
9245 * var-tracking.c (stack_adjust_offset_pre_post,
9246 variable_htab_free, variable_union, dataflow_set_different_2,
9247 count_uses, variable_was_changed, set_frame_base_location,
9248 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9249 vt_add_function_parameters): Likewise.
9250 * varasm.c (named_section_real, named_section, make_decl_rtl,
9251 asm_emit_uninitialised, assemble_integer, decode_addr_const,
9252 const_hash_1, compare_constant, copy_constant, force_const_mem,
9253 output_constant_pool_2, output_constant_pool_1, output_constant,
9254 output_constructor, make_decl_one_only, decl_tls_model,
9255 default_no_named_section, default_elf_select_section_1,
9256 default_unique_section_1): Likewise.
9257 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9258 * vmsdbgout.c (addr_const_to_string): Likewise.
9260 PR c++/20375
9261 * function.c (struct assign_parm_data_one): Remove last_named
9262 field.
9263 (assign_parm_find_data_types): Don't determine last_named.
9264 Reorder named_parm determination.
9265 (assign_parms): Only setup varargs on the last non-varadic
9266 parameter.
9268 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
9270 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
9271 sda base address on medium model.
9273 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
9275 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9276 * cfgloop.c (flow_loop_nodes_find): Export.
9277 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9278 Declare.
9279 * cfgloopmanip.c (fix_loop_structure): New function.
9280 * predict.c (predict_loops): Clean up the loops information.
9281 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9282 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9283 loop structure.
9284 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9285 (rewrite_into_loop_closed_ssa): Declaration changed.
9286 * tree-loop-linear.c (linear_transform_loops): Add argument to
9287 rewrite_into_loop_closed_ssa call.
9288 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9289 * tree-ssa-loop-im.c (move_computations): Ditto.
9290 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9291 * tree-vectorizer.c (vectorize_loops): Ditto.
9292 * tree-optimize.c: Include cfgloop.h.
9293 (execute_todo): Choose whether to call cleanup_tree_cfg or
9294 cleanup_tree_cfg_loop.
9295 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9296 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9297 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9298 cleanup_tree_cfg_loop call.
9299 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9300 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9301 work on part of cfg.
9303 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9305 PR inline-asm/20314
9306 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9307 with multiple alternatives.
9309 * stmt.c (parse_output_constraint): Fix a typo.
9311 2005-03-09 Bob Wilson <bob.wilson@acm.org>
9313 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9314 assembly directive instead of deprecated "no-generics".
9316 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
9318 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9319 for non-offsettable memory references to cope with outstanding reload
9320 replacements.
9321 * config/s390/s390.md ("reload_outti"): Call find_replacement to
9322 avoid losing outstanding address reloads.
9323 ("reload_outdi", "reload_outdf"): Likewise.
9325 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9327 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9328 code. Add more cbrt transformations.
9330 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9332 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9334 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9336 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9337 NULL_TREE when a given tree is not simplified.
9338 (fold): Return the original tree when any of the functions
9339 mentioned above NULL_TREE.
9341 * fold-const.c (fold_unary, fold_binary): Take decomposed
9342 arguments, code, type, op0, and op1 in case of fold_binary.
9343 (fold): Update calls to fold_unary and fold_binary.
9345 2005-03-09 Roger Sayle <roger@eyesopen.com>
9347 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9348 a fndecl and an arglist instead of a CALL_EXPR, exp.
9350 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9352 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9354 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9356 * expr.c (expand_assignment): Remove orig_to_rtx.
9358 * fold-const.c (int_const_binop): Remove no_overflow.
9360 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9362 * loop-iv.c (get_biv_step_1): Remove lhs.
9364 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9366 * real.c (real_nan): Remove neg.
9368 * function.c (thread_prologue_and_epilogue_insns): Remove i
9369 and newinsn.
9371 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9372 tb.
9374 * tree-eh.c (tree_could_trap_p): Remove idx.
9376 * tree-into-ssa.c (ann): Remove ann.
9378 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9380 * tree-sra.c (decide_block_copy): Remove inst_count.
9382 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9384 * tree-ssa-loop-im.c (lhs): Remove.
9386 * cfgbuild.c (state, STATE, SET_STATE,
9387 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9388 make_edges.
9389 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9390 (find_basic_blocks): Set the state of each basic block to
9391 BLOCK_NEW.
9393 2005-03-08 Jeff Law <law@redhat.com>
9395 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9396 goto results in the removal of edges in the CFG, then we need
9397 to recompute dominators.
9399 2005-03-09 Ben Elliston <bje@au.ibm.com>
9401 * c-common.c (c_do_switch_warnings): Comment fix.
9403 2005-03-08 Julian Brown <julian@codesourcery.com>
9405 * Patch from 2005-03-08 reverted for causing regressions and
9406 ppc-darwin bootstrap failure.
9408 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9410 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9411 Define the real function for ppc-darwin.
9412 * c-typeck.c (convert_arguments): Check for target-specific
9413 invalid argument call to unprototyped function.
9414 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9415 New Macro.
9416 * target.h (invalid_arg_for_unprototyped_fn): New field
9417 in struct calls.
9418 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9419 default target hook.
9420 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9421 Declare.
9423 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9425 * c-typeck.c (constructor_stack, constructor_range_stack,
9426 initializer_stack): Make them static.
9428 * cfg.c (rbi_pool): Make it static.
9430 * gimple-low.c (lower_stmt_body): Make it static.
9431 * tree-flow.h: Remove the corresponding prototype. Don't
9432 declare lower_data.
9434 * sched-deps.c (cache_size): Make it static.
9436 * stor-layout.c (lang_adjust_rli): Make it static.
9438 2005-03-08 Julian Brown <julian@codesourcery.com>
9440 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9441 from being used for symbols with vague linkage when
9442 HAVE_GAS_COMDAT_GROUP is true.
9444 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9446 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9447 nlabel == JUMP_LABEL (jump).
9449 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9451 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9452 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9453 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9454 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9456 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9458 PR c/14411
9459 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9460 * c-common.c (handle_returns_twice): New function.
9461 (c_common_attribute_table): Declare eturns_twice' attribute.
9462 * doc/extend.texi: Document eturns_twice' attribute.
9463 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9464 (struct tree_decl): Add returns_twice_flag.
9466 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9468 * tree-ssa-phiopt.c: Fix a comment typo.
9470 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9471 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9472 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9473 copyright.
9475 2005-03-08 Richard Henderson <rth@redhat.com>
9477 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9478 builtin codes with ctzdi2, clzdi2, popcountdi2.
9479 (struct alpha_builtin_def): Add is_const.
9480 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9481 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9482 (alpha_init_builtins): Init them. Set nothrow and const attributes
9483 on builtins.
9484 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9485 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9486 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9487 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9488 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9489 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9490 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9491 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9492 (TARGET_FOLD_BUILTIN): New.
9493 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9494 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9495 (ffsdi2): Use ctz.
9496 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9498 2005-03-08 Ira Rosen <irar@il.ibm.com>
9500 PR tree-optimization/20122
9501 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9502 condition of access function instead of base.
9504 2005-03-07 Jeff Law <law@redhat.com>
9505 Steven Bosscher <stevenb@suse.de>
9507 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9508 (find_taken_edge): Call find_taken_edge_computed_goto as
9509 appropriate. Allow any gimple invariant rather than just
9510 INTEGER_CST for VAL.
9511 (cleanup_control_flow): Cleanup a computed goto which has turned
9512 into a simple goto.
9513 (tree_merge_blocks): If block B has any forced labels, move
9514 them to the start of block A.
9515 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9516 computed gotos as well.
9517 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9518 removal of unnecessary computed gotos too.
9519 (lookup_redirection_data): Fix type of INSERT argument. Callers
9520 updated.
9522 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9524 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9525 Remove trailing spaces.
9527 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9528 unshare_all_trees): Make them static.
9529 * tree-gimple.h: Remove the corresponding prototypes.
9531 * diagnostic.h: Remove unused prototype
9532 debug_output_buffer.
9533 * modulo-sched.c: Remove unused prototype
9534 set_row_column_for_ps.
9536 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9537 replace_phi_edge_with_variable): Remove unused variable i.
9539 2005-03-07 Per Bothner <per@bothner.com>
9541 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9543 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9545 PR tree-opt/17671
9546 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9547 bbs on the COND_EXPR instead of the PHI_NODEs.
9548 (candidate_bb_for_phi_optimization): Remove.
9549 (replace_phi_with_stmt): Rename to ...
9550 (replace_phi_edge_with_variable): this and change so that we
9551 replace the phi argument instead of removing the PHI.
9552 (conditional_replacement): Change so we deal with PHI with more
9553 than two arguments.
9554 (value_replacement): Likewise.
9555 (abs_replacement): Likewise.
9557 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9559 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9560 output_e500_flip_gt_bit.
9562 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9563 as bit 31.
9564 (rs6000_generate_compare): Fix logic to look at the correct bits.
9565 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9566 Look at GT bit.
9567 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9568 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9569 gen_move_from_CR_gt_bit.
9571 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9572 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9573 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9575 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9576 (E500_CR_IOR_COMPARE): New constant.
9578 2005-03-08 Earl Chew <earl_chew@agilent.com>
9579 David Billinghurst <David.Billinghurst@riotinto.com>
9581 * config/i386/host-cygwin.c: New file to support precompiled
9582 headers on cygwin
9583 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9584 * config.host: Use above files for cygwin host.
9586 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9588 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9589 ordering ops from earlier change.
9591 2005-03-07 Per Bothner <per@bothner.com>
9593 Various fixes to allow us to again build if --enable-mapped-location:
9594 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9595 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9596 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9597 local variable loc. Change logic appropriately.
9598 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9599 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9600 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9601 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9602 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9604 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9606 PR rtl-optimization/19683
9607 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9608 number of bytes, to smallest_int_for_mode. Fix arguments to
9609 REG_CANNOT_CHANGE_MODE_P.
9611 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9613 * reorg.c (relax_delay_slots): Check that the jump is
9614 conditional before trying to invert it.
9616 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9618 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9619 Make them static.
9621 * calls (stack_arg_under_construction): Make it static.
9623 * flow.c (regs_live_at_setjmp): Make it static.
9624 * flow.h: Remove the corresponding prototype.
9626 * reload1.c (reload_startobj, reload_firstobj,
9627 something_needs_operands_changed, reload_inherited,
9628 reload_inheritance_insn, reload_override_in,
9629 reload_spill_index): Make them static.
9631 * recog.c (verify_changes): Make it static.
9632 * recog.h: Remove the corresponding prototype.
9634 * cfgbuild.c (find_sub_basic_blocks): Remove.
9635 * basic-block.h: Remove the corresponding prototype.
9636 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9637 in comments.
9638 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9640 * tree-ssa-operands.c (check_build_stmt): Remove.
9642 * stor-layout.c (set_alignment): Remove.
9643 * tree.h: Remove the corresponding prototype.
9645 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9647 * tree-ssa-dce.c (control_dependence_map,
9648 visited_control_parents): Make them static.
9650 * cfghooks.c (verify_flow_info): Remove local variable
9651 num_bb_notes.
9653 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9654 last_bb_seen.
9656 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9658 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9660 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9662 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9664 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9665 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9666 PARALLEL for an empty structure.
9668 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9670 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9672 * fold-const.c (fold_binary): Unroll the very first "for"
9673 loop.
9675 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9677 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9678 redundant match_code test.
9679 (scc_comparison_operator): Swap match_operand and match_code
9680 tests.
9681 (branch_positive_comparison_operator): Same.
9682 (trap_comparison_operator): Use comparison_operator and swap with
9683 match_code test.
9685 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9687 PR target/20288
9688 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9689 (out_movhi_r_mr): Read low byte of volatile MEM first.
9690 (out_movhi_mr_r): Write high byte of volatile MEM first.
9692 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9694 * cselib.c (reg_values, reg_values_size): Make them static.
9696 * cse.c (cse_reg_info_table): Make it static.
9698 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9700 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9702 * cse.c (find_best_addr): Use canon_for_address.
9704 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9706 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9707 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9708 SUBREG and MEM, respectively.
9710 * fold-const.c (fold_binary): Use code instead of t.
9712 * fold-const.c (optimize_minmax_comparison): Take decomposed
9713 arguments code, type, op0, and op1 instead of t.
9714 (fold_binary): Update a call to optimize_minmax_comparison.
9716 * fold-const.c (fold_range_test): Take decomposed arguments
9717 code, type, op0, and op1 instead of t.
9718 (fold_binary): Update a call to fold_range_test.
9720 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9721 decomposed arguments code, type, op0, and op1 instead of t.
9722 (fold_binary): Update a call to fold_range_test.
9724 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9726 * fold-const.c (fold_binary): Avoid directly using the original
9727 expression t as much as possible.
9729 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9731 * c-semantics.c (build_stmt): Use TYPE_P instead of
9732 IS_NON_TYPE_CODE_CLASS.
9733 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9734 (NON_TYPE_CHECK): Use TYPE_P instead of
9735 IS_NON_TYPE_CODE_CLASS.
9737 * fold-const.c (fold): Remove handling of binary expressions.
9739 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9741 * doc/c-tree.texi: Wrap comments in @r{}.
9742 * doc/cpp.texi: Likewise.
9743 * doc/cppinternals.texi: Likewise.
9744 * doc/extend.texi: Likewise.
9745 * doc/md.texi: Likewise.
9746 * doc/objc.texi: Likewise.
9747 * doc/sourcebuild.texi: Likewise.
9748 * doc/tm.texi: Likewise.
9749 * doc/tree-ssa.texi
9751 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9753 * predict.c (apply_return_prediction): Standardize PHI chain
9754 walking.
9755 * tree-ssa.c (ssa_redirect_edge): Likewise.
9757 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9758 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9759 Update copyright.
9761 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9762 * tree-flow.h: Adjust the prototype for remove_phi_node.
9763 * lambda-code.c (perfect_nestify): Adjust a call to
9764 remove_phi_node.
9765 * tree-cfg.c
9766 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9767 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9768 Likewise.
9769 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9770 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9771 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9772 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9774 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9775 of GEN_INT (trunc_int_for_mode (...)).
9776 * loop-iv.c (iv_number_of_iterations): Likewise.
9777 * postreload.c (reload_cse_move2add): Likewise.
9778 * simplify-rtx.c (simplify_const_unary_operation,
9779 simplify_const_binary_operation): Likewise.
9780 * stor-layout.c (get_mode_bounds): Likewise.
9782 * fold-const.c (fold_binary): New.
9783 (fold): Call fold_binary on binary expressions.
9785 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9787 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9788 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9789 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9790 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9791 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9793 2005-03-04 Devang Patel <dpatel@apple.com>
9795 PR tree-optimization/18815
9796 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9797 loops with zero exit edges.
9799 2005-03-04 Devang Patel <dpatel@apple.com>
9801 * doc/invoke.texi: Remove reference to webpage that does not exist.
9803 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9804 Joseph S. Myers <joseph@codesourcery.com>
9806 PR c++/19797
9807 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9808 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9809 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9810 * pa.c (get_plabel): Change argument to symbol_ref. Call
9811 maybe_get_identifier instead of get_identifier.
9812 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9813 (struct deferred_plabel): Replace name field with symbol field.
9814 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9815 ASM_OUTPUT_EXTERNAL_REAL is defined.
9816 (output_global_address): Use output_addr_const for output of all
9817 symbol_refs.
9818 (output_deferred_plabels): Use symbol_ref instead of name for address
9819 output.
9820 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9821 ASM_OUTPUT_SYMBOL_REF): New macros.
9822 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9823 comment.
9824 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9825 label.
9827 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9829 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9830 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9832 2005-03-04 Jeff Law <law@redhat.com>
9834 * basic-block.h (rediscover_loops_after_threading): Declare.
9835 * tree-ssa-dom.c: Include cfgloop.h.
9836 (tree_ssa_dominator_optimize): Discover loops and some basic
9837 properties. Remove forwarder blocks recreated by loop header
9838 canonicalization. Also mark backedges in the CFG.
9839 * tree-ssa-threadupdate.c: Include cfgloop.h
9840 (rediscover_loops_after_threading): Define.
9841 (struct local_info): New field, JUMP_THREADED.
9842 (prune_undesirable_thread_requests): New function.
9843 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9844 then record that fact for the callers of redirct_edges.
9845 (thread_block): If BB has incoming backedges, then call
9846 prune_undesirable_thraed_requests. Note when we are
9847 going to have to rediscover loop information. Return a
9848 boolean indicating if any jumps were threaded.
9849 (thread_through_all_blocks): Bubble up boolean indicating
9850 if any jumps were threaded.
9851 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9852 (tree-ssa-threadupdate.o): Similarly.
9854 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9856 * fold-const.c (fold_ternary): Unroll the "for" loop to
9857 extract operands.
9859 2005-03-04 Andrew Haley <aph@redhat.com>
9861 * unwind-dw2-fde-glibc.c (struct
9862 unw_eh_callback_data.check_cache): New field.
9863 (frame_hdr_cache): New.
9864 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9865 Cache frame header info.
9867 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9869 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9870 (print_c_condition): Declare.
9871 * read-rtl.c (ptr_loc): New structure.
9872 (ptr_locs, ptr_loc_obstack, joined_conditions)
9873 (joined_conditions_obstack): New variables.
9874 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9875 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9876 (join_c_conditions, print_c_condition): New functions.
9877 (apply_macro_to_string): Associate the new string with the same
9878 source location as the old one.
9879 (add_condition_to_string): Use join_c_conditions.
9880 (read_string): Use set_rtx_ptr_loc to record a filename and line
9881 number for the string.
9882 (read_rtx): Initialize the new variables above.
9883 * genattrtab.c (write_test_expr, write_attr_value): Use
9884 print_c_condition.
9885 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9886 comment above the GCC_VERSION check.
9887 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9888 Inline the definition of MAYBE_EVAL.
9889 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9890 * genoutput.c (process_template): Likewise.
9891 * genpreds.c (write_predicate_subfunction): Likewise.
9892 (write_predicate_expr): Use print_c_condition.
9893 * genrecog.c (write_cond): Likewise.
9894 * gensupport.c (process_rtx): Use join_c_conditions to join the
9895 conditions of a define_insn_and_split. Record a source location
9896 for the string after the "&&".
9897 (alter_test_for_insn): Use join_c_conditions.
9899 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9901 Revert for now:
9902 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9903 PR tree-optimization/15784
9904 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9905 and -1 - A to ~A.
9907 2005-03-04 Ben Elliston <bje@au.ibm.com>
9909 * gcc.c (option_map): Add --coverage.
9910 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9911 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9912 * config/darwin.h: Pass -lgcov for `coverage'.
9913 * doc/invoke.texi (Debugging Options): Document --coverage.
9915 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9917 * gcse.c (bypass_block): Use find_edge wherever possible.
9919 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9921 Fix PR debug/20253
9923 * c-opts.c (c_common_parse_file): Call start_source_file
9924 and end_source_file at the approriate times.
9926 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9927 the main file, it will be done for us now.
9929 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9931 * fold-const.c (fold_ternary): New.
9932 (fold): Call fold_ternary on ternary expressions. Remove
9933 handling of ternary expressions.
9935 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9937 PR tree-optimization/15784
9938 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9939 and -1 - A to ~A.
9941 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9943 * config/rs6000/predicates.md (branch_comparison_operator):
9944 Convert from C block to conditional format.
9946 2005-03-03 Jan Hubicka <jh@suse.cz>
9948 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9949 and non-constant public variables.
9951 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9953 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9954 with LABEL_EXPR.
9956 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9957 EDGE_I.
9959 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9960 calls to release_ssa_name and release_phi_node.
9962 * fold-const.c (fold): Remove handling of unary expressions.
9964 * fold-const.c (fold_unary): Avoid directly using the original
9965 expression t as much as possible.
9967 2005-03-03 Roger Sayle <roger@eyesopen.com>
9968 Andrew Pinski <pinskia@physics.uc.edu>
9970 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9971 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9973 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9975 Describe special registers SRP and MOF as allocatable registers.
9976 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9977 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9978 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9979 TARGET_HAS_MUL_INSNS.
9980 (cris_print_operand) <case 'd'>: New case.
9981 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9982 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9983 define.
9984 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9985 (REG_ALLOC_ORDER): Update for MOF.
9986 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9987 SPECIAL_REGS.
9988 (GENERAL_REGS): No longer a define of ALL_REGS.
9989 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9990 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9991 Adjust accordingly.
9992 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9993 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9994 (SECONDARY_RELOAD_CLASS): Define.
9995 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9996 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9997 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9998 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9999 (REGISTER_MOVE_COST): Define.
10000 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
10001 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
10002 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
10003 (CRIS_MOF_REGNUM): New define_constants.
10004 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
10005 special registers.
10006 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
10007 New patterns.
10008 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
10009 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
10010 Adjust for MOF being properly described as a register.
10011 (indir_to_reg_split): Name this split. Conditionalize on the
10012 destination register being a general register.
10013 (movei): Conditionalize on on operands 0 and 1 having the same
10014 register class.
10016 2005-03-03 Alan Modra <amodra@bigpond.net.au>
10018 PR target/20277
10019 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
10020 -mcpu to override any other explicitly given flags.
10022 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
10024 * recog.c (verify_changes, confirm_change_group): New functions,
10025 broken out of apply_change_group.
10026 (apply_change_group): Use them.
10027 * recog.h (verify_change, confirm_change_group): Declare.
10028 * rtl.h (redirect_jump_2): Declare.
10029 * jump.c (redirect_exp, invert_exp): Delete.
10030 (invert_exp_1): Take second parameter. Return value. Changed caller.
10031 (redirect_jump_2): New function, broken out of redirect_jump.
10032 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
10033 (invert_jump): Use invert_jump_1 and redirect_jump_2.
10034 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
10036 2005-03-02 Geoffrey Keating <geoffk@apple.com>
10038 * varasm.c (named_section): Use xstrdup rather than doing it by
10039 hand.
10041 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
10043 2005-03-02 Devang Patel <dpatel@apple.com>
10045 Undo PR tree-optimization/18815 fix.
10047 2005-03-02 Devang Patel <dpatel@apple.com>
10049 PR tree-optimization/18815
10050 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10051 loops with zero exit edges.
10053 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10055 * cfg.c (connect_src, connect_dest, disconnect_src,
10056 disconnct_dest): New.
10057 (unchecked_make_edge, remove_edge, redirect_edge_succ,
10058 redirect_edge_pred): Use the new functions.
10060 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
10061 free_dominance_info only when needed.
10063 2005-03-02 David Edelsohn <edelsohn@gnu.org>
10065 PR target/20276
10066 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
10067 (reg_or_sub_cint64_operand): Same.
10069 2005-03-02 Jeff Law <law@redhat.com>
10071 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
10072 CFG_ALTERED in the main DOM iteration loop.
10074 2005-03-02 Mark Mitchell <mark@codesourcery.com>
10076 PR c++/19916
10077 * varasm.c (initializer_constant_valid_p): Allow conversions
10078 between OFFSET_TYPEs. Tidy.
10080 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
10082 * config/cris/cris.md ("return"): Remove epilogue delay list
10083 sanity check.
10085 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
10087 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
10088 for Thumb.
10089 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
10091 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10093 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
10094 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
10095 config/m68k/m68k.c, config/mips/mips.h,
10096 config/rs6000/rs6000-protos.h, doc/contrib.texi,
10097 doc/include/gcc-common.texi: Update copyright.
10099 PR middle-end/18029 and PR middle-end/18030
10100 * expr.c (optimize_bitfield_assignment_op): Add a special case
10101 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
10103 * fold-const.c (fold_unary): New.
10104 (fold): Call fold_unary on unary expressions.
10106 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
10108 * cgraph.h (struct cgraph_edge): Add prev_caller and
10109 prev_callee fields.
10110 (cgraph_node_remove_callees): Export.
10111 * cgraph.c (cgraph_create_edge): Initialize prev_caller
10112 and prev_callee.
10113 (cgraph_edge_remove_callee): New function.
10114 (cgraph_edge_remove_caller): Likewise.
10115 (cgraph_remove_edge): Use.
10116 (cgraph_redirect_edge_callee): Likewise.
10117 (cgraph_node_remove_callees): New function.
10118 (cgraph_node_remove_callers): Likewise.
10119 (cgraph_remove_node): Use.
10120 * tree-optimize.c (tree_rest_of_compilation): Use
10121 cgraph_node_remove_callees instead of manual loop.
10122 * cgraphunit.c (cgraph_finalize_function): Likewise.
10123 (cgraph_expand_function): Likewise.
10124 (cgraph_remove_unreachable_nodes): Likewise.
10126 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
10128 PR c/8927
10129 * c-tree.h (undeclared_variable, build_external_ref): Add extra
10130 argument.
10131 * c-decl.c (undeclared_variable): Take location as argument.
10132 * c-typeck.c (build_external_ref): Likewise.
10133 * c-parser.c (c_parser_postfix_expression): Pass location of
10134 identifier to build_external_ref.
10136 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10138 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
10139 CCEQ mode for branch_positive_comparison_operator test.
10140 * config/rs6000/predicates (branch_comparison_operator): Revert to
10141 define_predicate.
10142 (scc_comparison_operator): Same.
10143 (branch_positive_comparison_operator): Same.
10145 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
10147 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
10148 (cris_delay_slots_for_epilogue): Remove.
10149 (save_last): Move into cris_target_asm_function_epilogue.
10150 (cris_target_asm_function_epilogue): Remove tests for file being
10151 NULL.
10152 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
10153 (cris_delay_slots_for_epilogue): Remove prototypes.
10154 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
10155 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
10157 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10159 * config/rs6000/predicates.md (branch_comparison_operator): Change
10160 to define_special_predicate.
10161 (scc_comparison_operator): Same.
10162 (branch_positive_comparison_operator): Same.
10164 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
10166 * Makefile.in (tree-ssa-sink.o): New.
10167 (OBJS-common): Add tree-ssa-sink.o.
10168 * common.opt: Add -ftree-sink
10169 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
10170 * timevar.def (TV_TREE_SINK): new timevar.
10171 * tree-flow.h (is_hidden_global_store): Prototype.
10172 * tree-optimize.c (init_tree_optimization_passes): Add
10173 pass_sink_code.
10174 * tree-pass.h (pass_sink_code): New.
10175 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
10176 for non-obvious global store store to is_hidden_global_store, and
10177 call that new function.
10178 * tree-ssa-sink.c: New file.
10179 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
10180 * doc/passes.texi: Document forward store motion.
10181 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
10182 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
10183 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
10184 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
10186 2005-03-01 Per Bothner <per@bothner.com>
10188 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
10189 and we have a non-zero column-number, add it to the message.
10190 Also factor out the diagnostic_kind_text.
10192 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10194 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
10195 flow_loop_pre_header_scan, flow_loop_pre_header_find,
10196 flow_loop_scan): Removed.
10197 (flow_loop_dump): Do not dump removed fields.
10198 (flow_loop_free): Do not free removed fields.
10199 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
10200 (loop_exit_edge_p): New function.
10201 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
10202 num_pre_header_edges, entry_edges, num_entries, exit_edges,
10203 num_exits, exits_doms.
10204 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
10205 LOOP_EDGES, LOOP_ALL): Removed.
10206 (flow_loop_scan): Declaration removed.
10207 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
10208 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10209 flow_loops_find.
10210 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10211 (if_convert): Call flow_loops_find and flow_loops_free
10212 when calling mark_loop_exit_edges.
10213 * cfgloopanal.c (mark_loop_exit_edges): Moved from
10214 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
10215 free_dominance_info calls.
10216 * loop-init.c (flow_loops_find): Ditto.
10217 * passes.c (rest_of_handle_branch_prob): Ditto.
10218 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10219 * loop-unroll.c (analyze_insns_in_loop): Do not use
10220 EDGE_LOOP_EXIT.
10221 * predict.c (predict_loops): Do not call flow_loop_scan.
10222 Use get_loop_exit_edges.
10223 (tree_estimate_probability): Do not pass flags to flow_loops_find.
10224 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10225 Do not use EDGE_LOOP_EXIT.
10226 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10227 to bb_with_exit_edge_p.
10228 (if_convertible_loop_p): Do not call flow_loop_scan. Use
10229 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
10230 to bb_with_exit_edge_p.
10231 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
10232 EDGE_LOOP_EXIT.
10233 * tree-loop-linear.c (linear_transform_loops): Do not call
10234 flow_loop_scan. Use loop->single_exit.
10235 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10236 (vect_analyze_loop_form): Do not call flow_loop_scan.
10237 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10238 loop->single_exit.
10239 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10240 loop->single_exit.
10241 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10242 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10243 slpeel_tree_duplicate_loop_to_edge_cfg,
10244 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10245 Use loop_preheader_edge and loop->single_exit. Do not call
10246 flow_loop_scan.
10248 2005-03-01 Nick Clifton <nickc@redhat.com>
10250 * config/arm/arm.c (thumb_find_work_register): Check all of the
10251 argument registers to see if they are free, and a couple of
10252 special cases where the last argument register but can be proved
10253 to be available during the function's prologue.
10254 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10255 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10256 thumb_unexpanded_epilogue): Use unsigned long as the type for the
10257 register bit-mask.
10258 (thumb_compute_save_reg_mask): Likewise. Also use
10259 thumb_find_work_register() to ensure that there is agreement about
10260 which work register is going to be used in the prologue.
10261 (thumb_output_function_prologue): Use unsigned long as the type
10262 for the register bit-mask. Also delay pushing the link register if
10263 other high registers are going to be pushed.
10264 (thumb_compute_save_reg_mask, emit_multi_reg_push,
10265 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10266 redundant prototypes.
10268 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
10270 PR target/19819
10271 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10272 and after reload in REG+REG indexed addresses without REG_POINTER
10273 set in the base and not set in the index.
10275 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10277 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10278 Don't undefine here.
10279 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10280 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10281 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10282 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10283 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10284 Delete.
10285 * config.gcc (sh*-*-linux*): Use config/linux.h.
10287 2005-02-28 Dale Johannesen <dalej@apple.com>
10288 Stan Shebs <shebs@apple.com>
10290 Rewrite of 64-bit Darwin structure-by-value pass/return.
10291 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10292 intoffset, use_stack, named.
10293 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
10294 (rs6000_darwin64_record_arg_advance_flush): New.
10295 (rs6000_darwin64_record_arg_advance_recurse): New.
10296 (rs6000_darwin64_record_arg_flush): New.
10297 (rs6000_darwin64_record_arg_recurse): New.
10298 (rs6000_darwin64_record_arg): New.
10299 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
10300 (function_arg_boundary): Handle 128-bit aligned structs.
10301 (function_arg_advance): Rewrite darwin64 struct handling.
10302 (function_arg): Call rs6000_darwin64_record_arg.
10303 (function_arg_partial_nregs): Handle darwin64 structs.
10304 (rs6000_darwin64_function_value): Remove.
10305 (rs6000_function_value): Call rs6000_darwin64_record_arg.
10307 2005-02-28 Roger Sayle <roger@eyesopen.com>
10309 PR tree-optimization/20216
10310 * tree-chrec.c (tree_fold_factorial): Delete.
10311 (tree_fold_binomial): Change argument list to take a return type
10312 and change the type of K to unsigned int. Rewrite to avoid explicit
10313 evaluation of factorials, and (recursively) calling fold to perform
10314 compile-time arithmetic. Return NULL on (internal) overflow.
10315 (chrec_evaluate): Change type of K to an unsigned int. Avoid
10316 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
10317 if any intermediate calculation overflows.
10318 (chrec_apply): Update call to chrec_evaluate.
10320 2005-02-28 James E Wilson <wilson@specifixinc.com>
10322 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10324 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
10326 PR c/20245
10327 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10328 instead of NULL_TREE on error.
10330 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10332 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10333 (EASY_VECTOR_15_ADD_SELF): Remove.
10334 (num_insns_constant_wide): Not static.
10335 (validate_condition_mode): Not static.
10336 (toc_relative_expr_p): Not static.
10337 (legitimate_indirect_address_p): Not static.
10338 (macho_lo_sum_memory_operand): Not static.
10339 (invalid_e500_subreg): Not static.
10340 (easy_vector_same): Not static.
10341 (easy_vector_splat_const): Not static.
10342 (RS6000_SYMBOL_REF_TLS_P): Remove.
10343 (any_operand): Delete.
10344 (any_parallel_operand): Delete.
10345 (count_register_operand): Delete.
10346 (altivec_register_operand): Delete.
10347 (xer_operand): Delete.
10348 (s8bit_cint_operand): Delete.
10349 (short_cint_operand): Delete.
10350 (u_short_cint_operand): Delete.
10351 (non_short_cint_operand): Delete.
10352 (exact_log2_cint_operand): Delete.
10353 (gpc_reg_operand): Delete.
10354 (cc_reg_operand): Delete.
10355 (cc_reg_not_cr0_operand): Delete.
10356 (reg_or_short_operand): Delete.
10357 (reg_or_neg_short_operand): Delete.
10358 (reg_or_aligned_short_operand): Delete.
10359 (reg_or_u_short_operand): Delete.
10360 (reg_or_cint_operand): Delete.
10361 (reg_or_arith_cint_operand): Delete.
10362 (reg_or_add_cint64_operand): Delete.
10363 (reg_or_sub_cint64_operand): Delete.
10364 (reg_or_logical_cint_operand): Delete.
10365 (got_operand): Delete.
10366 (got_no_const_operand): Delete.
10367 (easy_fp_constant): Delete.
10368 (easy_vector_constant): Delete.
10369 (easy_vector_constant_add_self): Delete.
10370 (zero_constant): Delete.
10371 (zero_fp_constant): Delete.
10372 (volatile_mem_operand): Delete.
10373 (offsettable_mem_operand): Delete.
10374 (mem_or_easy_const_operand): Delete.
10375 (add_operand): Delete.
10376 (non_add_cint_operand): Delete.
10377 (logical_operand): Delete.
10378 (non_logical_cint_operand): Delete.
10379 (mask_operand): Delete.
10380 (mask_operand_wrap): Delete.
10381 (mask64_operand): Delete.
10382 (mask64_2_operand): Delete.
10383 (and64_operand): Delete.
10384 (and64_2_operand): Delete.
10385 (and_operand): Delete.
10386 (reg_or_mem_operand): Delete.
10387 (lwa_operand): Delete.
10388 (symbol_ref_operand): Delete.
10389 (call_operand): Delete.
10390 (current_file_function_operand): Delete.
10391 (input_operand): Delete.
10392 (rs6000_nonimmediate_operand): Delete.
10393 (rs6000_tls_symbol_ref): Delete.
10394 (save_world_operation): Delete.
10395 (restore_world_operation): Delete.
10396 (load_multiple_operation): Delete.
10397 (store_multiple_operation): Delete.
10398 (vrsave_operation): Delete.
10399 (mfcr_operation): Delete.
10400 (mtcrf_operation): Delete.
10401 (lmw_operation): Delete.
10402 (stmw_operation): Delete.
10403 (branch_comparison_operator): Delete.
10404 (branch_positive_comparison_operator): Delete.
10405 (scc_comparison_operator): Delete.
10406 (trap_comparison_operator): Delete.
10407 (boolean_operator): Delete.
10408 (boolean_or_operator): Delete.
10409 (min_max_operator): Delete.
10410 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10411 (EASY_VECTOR_15): Moved to here.
10412 (EASY_VECTOR_15_ADD_SELF): Move to here.
10413 (PREDICATE_CODES): Delete.
10414 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10415 Declare functions no longer static.
10416 * config/rs6000/predicates.md: New.
10417 * config/rs6000/rs6000.md: Include predicates.md
10419 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10421 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10422 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10423 REG_ALWAYS_RETURN.
10424 * cfgrtl.c (need_fake_edge_p): Likewise.
10425 * combine.c (distribute_notes): Likewise.
10426 * emit-rtl.c (try_split): Likewise.
10427 * recog.c (peephole2_opimize): Likewise.
10428 * reg-notes.def (ALWAYS_RETURN): Remove.
10429 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10430 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10431 * tree.h (ECF_ALWAYS_RETURN): Remove.
10433 2005-02-28 Roger Sayle <roger@eyesopen.com>
10435 PR middle-end/19874
10436 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10437 between different machine modes is never a "useless" conversion.
10439 2005-02-28 Geert Bosch <bosch@gnat.com>
10441 PR ada/15977
10442 * doc/contrib.texi: List contributors for Ada front end
10444 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10446 * simplify-rtx.c (simplify_unary_operation_1,
10447 simplify_const_unary_operation): New, extracted from...
10448 (simplify_unary_operation): ... this one.
10449 (simplify_binary_operation_1,
10450 simplify_const_binary_operation): New, extracted from...
10451 (simplify_binary_operation): ... this one.
10452 * rtl.h (simplify_const_unary_operation,
10453 simplify_const_binary_operation): Add prototypes.
10455 2005-02-28 Julian Brown <julian@codesourcery.com>
10457 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10458 building libjava and caused PR regression/20228.
10460 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10462 PR bootstrap/17383
10463 * Makefile.in (host_subdir): New.
10464 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10465 * configure: Regenerate.
10467 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10469 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10470 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10471 installation directory first.
10473 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10475 PR target/19065.
10476 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10477 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10478 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10479 * config/cris/cris.md: Tweak comments referring to Q.
10480 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10481 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10482 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10483 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10484 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10485 Insert spaces in constraints to align alternatives vertically for
10486 readability.
10487 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10488 operand 1: "M".
10490 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10492 PR rtl-optimization/17728
10493 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10494 operand 0 from general_operand to move_dest_operand.
10496 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10498 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10499 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10500 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10501 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10503 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10505 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10506 * configure: Regenerate.
10507 * libada-mk.in: Remove CC; rename
10508 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10510 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10512 PR tree-opt/20188
10513 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10514 for the lhs, also walk over the tree. Likewise for rhs.
10516 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10518 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10519 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10520 Do not propagate value of iv before increment over the increment.
10522 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10524 * c-parser.c: New file.
10525 * c-parse.in: Remove.
10526 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10527 Remove.
10528 (c-parser.o): Add dependencies.
10529 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10530 maintainer-clean, TAGS): Update.
10531 * c-config-lang.in (gtfiles): Update.
10532 * gengtype-lex.l: Don't handle "@@".
10533 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10534 objc_build_synchronized, objc_begin_try_stmt,
10535 objc_begin_catch_clause, objc_finish_catch_clause,
10536 objc_build_finally_clause, objc_finish_try_stmt): New.
10537 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10538 type_seen_p.
10539 (c_parse_init): Update comment.
10540 * c-decl.c (c_init_decl_processing): Update comment.
10541 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10542 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10543 new c_declspecs members.
10545 2005-02-25 Julian Brown <julian@codesourcery.com>
10547 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10548 from being used for symbols with vague linkage when
10549 HAVE_GAS_COMDAT_GROUP is true.
10551 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10553 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10555 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10557 PR target/19930
10558 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10559 (LIBGCC2_HAS_DF_MODE): New.
10560 (LIBGCC2_HAS_XF_MODE): New.
10561 (LIBGCC2_HAS_TF_MODE): New.
10562 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10563 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10564 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10565 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10566 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10567 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10568 and add _fixtfdi, _fixunstfdi, _floatditf
10569 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10570 L_fixunstfdi, L_floatditf.
10571 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10572 (LIBGCC2_HAS_TF_MODE): Define.
10574 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10576 PR tree-optimization/20204
10577 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10578 REWRITE_THIS_STMT markers on PHI nodes.
10579 (rewrite_initialize_block): Likewise.
10581 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10583 * version.c (version_string): Update to 4.1.
10585 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10587 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10588 Clarify that the alternative way doesn't work in GNU C++.
10590 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10592 PR tree-optimization/19937
10593 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10594 to the type of the induction variable.
10596 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10598 PR rtl-optimization/20117
10599 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10600 the block including noncopyable insn.
10602 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10604 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10605 calls to find_reg_note.
10607 2005-02-24 Richard Henderson <rth@redhat.com>
10609 PR tree-opt/20127
10610 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10611 the type.
10613 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10615 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10616 vector types if to use base reg for misaligned non-word ld/std.
10618 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10620 PR target/14619
10621 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10622 dwarf2 label manually and put it after, not before the prologue.
10624 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10626 PR target/19019
10627 * reload.c (operands_match_p): Only increment register number for
10628 SCALAR_INT_MODE_P modes in multiple hard registers.
10630 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10631 Fix formatting.
10633 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10635 * ChangeLog.5: Fix log message typo(s).
10636 * ChangeLog.7: Likewise.
10637 * ChangeLog.tree-ssa: Likewise.
10638 * cfgexpand.c: Fix comment typo(s).
10639 * conflict.c: Likewise.
10640 * defaults.h: Likewise.
10641 * dwarf2out.c: Likewise.
10642 * gcse.c: Likewise.
10643 * ggc-page.c: Likewise.
10644 * tree-eh.c: Likewise.
10645 * tree-ssa-dom.c: Likewise.
10647 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10649 PR target/19019
10650 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10651 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10652 if SHARED is defined.
10654 PR target/20196
10655 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10656 allow splitting only if operands 0 and 3 don't overlap.
10658 2005-02-24 Richard Henderson <rth@redhat.com>
10660 PR middle-end/19953
10661 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10662 (fold_builtin_1): Call them.
10663 * fold-const.c (fold_complex_mult_parts): Split out from ...
10664 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10665 (fold_complex_div_parts, fold_complex_div): New.
10666 (fold): Use them.
10667 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10669 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10671 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10672 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10674 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10675 (print_node): Likewise.
10676 Print TYPE_SIZES_GIMPLIFIED.
10678 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10680 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10681 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10682 operands as commutative in constraints.
10684 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10686 * tree-into-ssa.c: Re-organize internal functions.
10688 2005-02-24 Richard Henderson <rth@redhat.com>
10690 PR middle-end/18902
10691 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10692 for c99.
10693 * common.opt (fcx-limited-range): New.
10694 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10695 * toplev.c (flag_complex_method): Initialize to 1.
10696 (process_options): Set flag_complex_method to 0 if
10697 flag_cx_limited_range.
10698 * doc/invoke.texi (-fcx-limited-range): New.
10700 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10702 * cse.c (delete_trivially_dead_insns): Speed up by using
10703 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10704 prev_real_insn.
10706 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10708 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10709 functions when -mid-shared-library is being used.
10711 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10713 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10714 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10715 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10716 * system.h: Poison LINK_LIBGCC_SPECIAL.
10718 2005-02-23 James E Wilson <wilson@specifixinc.com>
10720 * gengtype.c (note_insn_name): Make 1 element larger.
10722 2005-02-23 Roger Sayle <roger@eyesopen.com>
10724 PR target/20018
10725 PR rtl-optimization/20097
10726 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10727 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10729 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10731 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10732 * t-aix52 (SHLIB_INSTALL): Same.
10734 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10736 * genpreds.c: Update copyright.
10738 2005-02-23 Michael Beach <michaelb@ieee.org>
10740 PR target/20159
10741 * config/sparc/t-elf (startup files): Assemble with CPP.
10743 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10745 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10746 (write_predicate_expr): Likewise.
10748 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10750 PR tree-optimization/20100
10751 PR tree-optimization/20115
10752 * tree-optimize.c (init_tree_optimization_passes): Remove
10753 pass_maybe_create_global_var.
10754 * tree-pass.h (pass_maybe_create_global_var): Remove.
10755 * tree-ssa-alias.c (aliases_computed_p): Declare.
10756 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10757 (count_calls_and_maybe_create_global_var): Remove.
10758 (pass_maybe_create_global_var): Remove.
10759 (init_alias_info): Do not declare aliases_computed_p.
10760 (maybe_create_global_var): If the function contains no
10761 call-clobbered variables and a mix of pure/const and regular
10762 function calls, create .GLOBAL_VAR.
10763 Mark all call-clobbered variables for renaming.
10764 (merge_pointed_to_info): Update comment.
10765 (add_pointed_to_var): Likewise.
10766 (is_escape_site): Likewise.
10767 Accept struct alias_info * instead of size_t *.
10768 Update all users.
10769 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10770 as necessary.
10771 * tree-ssa-operands.c (get_call_expr_operands): If
10772 ALIASES_COMPUTED_P is false, do not add call-clobbering
10773 operands.
10774 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10775 (delete_tree_ssa): Likewise.
10777 2005-02-22 James E Wilson <wilson@specifixinc.com>
10779 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10780 (do_compile): Do call it here.
10782 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10784 PR rtl-optimization/20017.
10785 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10786 rest_of_handle_cse2, rest_of_handle_gcse): Call
10787 delete_dead_jumptables immediately before calling cleanup_cfg.
10789 2005-02-22 Devang Patel <dpatel@apple.com>
10791 PR 19952
10792 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10793 all labels
10795 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10797 * config/rs6000/aix.h (WINT_TYPE): Define.
10799 2005-02-22 Stan Shebs <shebs@apple.com>
10801 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10802 natural alignment for 64-bit Darwin.
10803 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10804 on 64-bit Darwin.
10805 * doc/invoke.texi: Document this.
10807 2005-02-22 DJ Delorie <dj@redhat.com>
10809 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10810 to make_[un]signed_type, not the mode itself.
10812 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10814 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10815 not available. Use tail calls wherever possible.
10816 (make_edge): Call unchecked_make_edge to create an edge.
10818 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10819 (coalesce_ssa_name): Don't check for
10820 SSANORM_USE_COALESCE_LIST.
10821 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10823 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10825 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10826 (rewrite_into_ssa): ... here.
10828 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10830 PR tree-optimization/19786
10831 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10832 tag to another's may-alias bitmap when adding to the other's list.
10834 2005-02-21 DJ Delorie <dj@redhat.com>
10836 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10837 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10838 registers in unsupported ways.
10839 * expmed.c (init_expmed): Likewise.
10841 2005-02-21 Stan Cox <scox@redhat.com>
10843 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10845 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10847 * tree-cfg.c (fold_cond_expr_cond): New.
10848 (make_edges): Call fold_cond_expr_cond.
10849 (find_taken_edge): Accept nothing but INTEGER_CST.
10850 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10851 and 1.
10852 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10854 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10855 that do not belong to any basic block.
10857 2005-02-21 Jeff Law <law@redhat.com>
10859 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10860 e->dest.
10862 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10864 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10865 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10866 Adjust their definitions.
10867 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10868 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10870 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10871 genautomata.c, langhooks.c, langhooks.h, system.h,
10872 config/arm/lib1funcs.asm: Update copyright.
10874 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10876 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10878 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10880 PR bootstrap/13770
10881 * doc/install.texi: Document --with-gc.
10883 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10885 * simplify-rtx.c (simplify_unary_operation): Add a missing
10886 "break" statement.
10888 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10890 PR tree-optimization/18663
10891 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10892 if the type has variable bounds.
10894 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10896 * gcse.c: Remove an obsolete comment.
10898 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10900 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10902 * doc/extend.texi (Function Attributes) <Attribute const>: The
10903 attribute "pure" is below this text, not above.
10905 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10907 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10908 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10909 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10911 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10913 PR 18785
10914 * langhooks.h (struct lang_hooks): Add to_target_charset.
10915 * langhooks.c (lhd_to_target_charset): New function.
10916 * langhooks-def.h: Declare lhd_to_target_charset.
10917 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10918 (LANG_HOOKS_INITIALIZER): Update.
10919 * c-common.c (c_common_to_target_charset): New function.
10920 * c-common.h: Declare it.
10921 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10922 c_common_to_target_charset.
10924 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10925 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10926 Delete definitions.
10927 * system.h: Poison them.
10928 * doc/tm.texi: Don't discuss them.
10929 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10930 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10931 (pp_c_char): Do not attempt to generate letter escapes for
10932 newline, tab, etc.
10933 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10934 * config/mips/mips.c (mips_output_ascii): Likewise.
10936 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10938 PR tree-optimization/19951
10939 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10940 is abnormal.
10942 2005-02-19 Steven Bosscher <stevenb@suse.de>
10944 PR middle-end/19698
10945 * function.h (struct function): New field `max_loop_depth'.
10946 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10947 (flow_loops_find): Reset the max loop depth count before finding loops.
10948 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10949 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10950 (calculate_global_regs_live): Make sure the loop will terminate
10951 when the initial sets are not empty.
10953 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10955 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10956 object inside.
10957 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10959 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10961 PR other/19525
10962 * doc/invoke.texi: Remove documentation of %M spec.
10963 * gcc.c: Likewise.
10964 (init_spec): Remove %M suffix from -lgcc_s.
10965 (do_spec_1): Remove 'M' case.
10966 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10967 to put shared libraries in the multilib directory. Remove the
10968 shlib_so_soname substitution variable. Don't add a multilib encoding
10969 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10970 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10971 SHLIB_INSTALL as well as SHLIB_LINK.
10972 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10973 (SHLIB_NAME): Delete.
10974 (SHLIB_DIR): New macro.
10975 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10976 (SHLIB_INSTALL): Adjust accordingly.
10977 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10978 * config/t-slibgcc-sld: Likewise.
10979 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10980 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10981 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10982 in $(SHLIB_DIR).
10983 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10984 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10985 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10986 Use @shlib_base_name@ instead of @shlib_so_name@.
10987 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10988 and @shlib_base_name@.so in @multilib_dir@.
10989 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10990 to the install path.
10991 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10992 (SHLIB_LINK): Remove previous workaround.
10993 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10994 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10995 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10996 the install path.
10997 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10998 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10999 (SHLIB_INSTALL): Adjust accordingly.
11000 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
11001 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
11002 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
11003 config/t-slibgcc-elf-ver.
11005 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
11006 Jakub Jelinek <jakub@redhat.com>
11008 PR tree-optimization/19828
11009 * tree-ssa-loop-im.c: Add a TODO comment.
11010 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
11011 without side-effects.
11013 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11015 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
11016 call fold_convert.
11018 2005-02-18 James E. Wilson <wilson@specifixinc.com>
11020 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
11021 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
11022 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
11023 functions.
11024 (ia64_reorg): Delete fixup_errata call.
11025 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
11026 (TARGET_SWITCHES): Delete -mb-step entry.
11028 2005-02-19 Jakub Jelinek <jakub@redhat.com>
11030 PR c/20043
11031 * c-typeck.c (composite_type): Handle quals in transparent unions.
11032 (type_lists_compatible_p): Likewise.
11034 2005-02-18 Stan Shebs <shebs@apple.com>
11036 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
11037 expressions in the .literal8 section.
11039 2005-02-18 Geoffrey Keating <geoffk@apple.com>
11041 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
11043 2005-02-18 Roger Sayle <roger@eyesopen.com>
11045 * fold-const.c (constant_boolean_node): Always create values of the
11046 specified type, don't bother calling truthvalue_conversion.
11048 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11050 * except.c (output_function_exception_table): Call
11051 assemble_external_libcall (eh_personality_libfunc).
11053 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11055 PR target/19886
11056 * config/ia64/ia64.h (struct machine_function): Add state_num.
11057 * config/ia64/ia64.c (process_epilogue,
11058 process_for_unwind_directive): Use new unwind state numbers each
11059 time rather than state 1.
11061 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
11063 PR target/20054
11064 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
11065 before the "*llgt_didi" pattern.
11067 2005-02-18 Jason Merrill <jason@redhat.com>
11069 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
11071 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
11073 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
11074 (div0): Use it in place of ARM_FUNC_ALIAS.
11075 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
11077 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
11079 PR middle-end/20030
11080 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
11081 access, the lower bound of the array type if it exists.
11083 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
11085 PR c++/20008
11086 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
11087 cases that are out-of-range for the index type.
11089 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11091 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
11092 (estimate_case_costs): Don't call convert.
11093 * expmed.c (expand_shift): Likewise.
11094 (make_tree): Call fold_convert instead of convert.
11096 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11098 PR c++/19813
11099 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
11100 that ref to be marked MEM_READONLY_P doesn't have base that needs
11101 constructing.
11103 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11105 * genautomata.c (output_get_cpu_unit_code_func,
11106 output_cpu_unit_reservation_p): Don't generate old-style function
11107 definitions.
11109 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11111 PR c++/20023
11112 PR tree-optimization/20009
11113 * convert.c (convert_to_integer): Revert 2005-02-16 change.
11115 PR tree-optimization/18947
11116 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
11117 inline, remove all nodes that are inlined into the extern inline
11118 being redefined.
11120 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11122 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
11123 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
11124 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
11125 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
11126 Update copyright.
11128 2005-02-17 Roger Sayle <roger@eyesopen.com>
11130 PR tree-optimization/19917
11131 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
11132 to be potentially trapping.
11134 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11136 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
11138 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
11140 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
11141 tem becomes a local variable which is set to the value of the
11142 back end defined INITIAL_FRAME_ADDRESS macro.
11143 (expand_builtin_frame_address): Omit the base parameter to
11144 expand_builtin_return_addr.
11145 (expand_builtin_profile_func): Likewise.
11146 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
11147 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
11148 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
11150 2005-02-17 Jakub Jelinek <jakub@redhat.com>
11152 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
11153 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
11154 * config/frv/frv.c (frv_function_epilogue): Likewise.
11156 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
11158 * lambda-code (perfect_nestify): Remove mark/unmark
11159 for rewriting hack.
11160 * tree-loop-linear.c (linear_transform_loops): Add
11161 rewrite_into_ssa call so that ssa is correct for
11162 rewriting into loop closed.
11164 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
11166 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
11167 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
11168 BITMAP_FREE.
11169 * bt-load.c (btr_def_live_range, combine_btr_defs,
11170 migrate_btr_def, migrate_btr_defs): Likewise.
11171 * cfgcleanup.c (thread_jump): Likewise.
11172 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
11173 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
11174 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
11175 df_rd_local_compute, df_reg_info_compute): Likewise.
11176 * dominance.c (init_dom_info, free_dom_info): Likewise.
11177 * flow.c (init_propagate_block_info,
11178 free_propagate_block_info): Likewise.
11179 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
11180 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
11181 modify_reg_pav): Likewise.
11182 * loop-invariant.c (find_defs, find_invariant_insn,
11183 find_invariants, free_inv_motion_data): Likewise.
11184 * predict.c (tree_predict_by_opcode,
11185 estimate_bb_frequencies): Likewise.
11186 * stmt.c (expand_case): Likewise.
11187 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
11188 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
11189 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
11190 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
11191 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
11192 rewrite_ssa_into_ssa): Likewise.
11193 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11194 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
11195 analyze_edges_for_bb, perform_edge_inserts): Likewise.
11196 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
11197 * tree-sra.c (tree_sra): Likewise.
11198 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
11199 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11200 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
11201 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11202 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
11203 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
11204 Likewise.
11205 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
11206 calculate_live_on_entry, calculate_live_on_exit,
11207 build_tree_conflict_graph): Likewise.
11208 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
11209 record_important_candidates, set_use_iv_cost, find_depends,
11210 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11211 tree_ssa_iv_optimize_finalize): Likewise.
11212 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11213 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11214 tree_duplicate_loop_to_header_edge): Likewise.
11215 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11216 * tree-ssa.c (verify_flow_insensitive_alias_info,
11217 verify_name_tags, verify_ssa, init_tree_ssa,
11218 delete_tree_ssa): Likewise.
11219 * tree-ssanames.c (marked_ssa_names, init_ssanames,
11220 fini_ssanames): Likewise.
11221 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11223 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
11225 * config/rs6000/t-rtems: Completely reworked.
11227 2005-02-17 Ira Rosen <irar@il.ibm.com>
11229 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11231 2005-02-17 Ira Rosen <irar@il.ibm.com>
11233 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11234 POINTER_TYPE_P when checking that type is a pointer.
11235 (vect_get_memtag): Remove.
11236 (vect_address_analysis): Use POINTER_TYPE_P. Call
11237 vect_object_analysis with dummy parameter for memtag.
11238 (vect_object_analysis): Extract memtag (functionality that
11239 used to be in vect_get_memtag and moved here). Fix printings.
11240 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11241 with correct parameters. Remove call to vect_get_memtag.
11243 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
11245 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11246 (tree-vectorizer.o): Added missing dependencies.
11248 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11249 decleration.
11250 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11251 declaration in tree-vectorizer.c, now has an extern declaration in
11252 tree-vectorizer.h).
11253 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11254 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11255 get_vectype_for_scalar_type, vect_is_simple_use,
11256 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11257 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11258 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11259 vectorizable_store, vectorizable_operation, vectorizable_assignment,
11260 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11261 find_loop_location): Likewise.
11263 * tree-vectorizer.c (langhooks.h): #include removed.
11264 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11265 moved to tree-vectorized.h.
11266 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11267 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11268 get_vectype_for_scalar_type, vect_is_simple_use,
11269 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11270 vect_supportable_dr_alignment, new_loop_vec_info,
11271 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11272 vect_set_verbosity_level, find_loop_location): Likewise.
11274 (vect_analyze_loop): Function externalized. Declaration moved to
11275 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11276 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11277 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11278 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11279 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11280 vect_enhance_data_refs_alignment, vect_analyze_operations,
11281 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11282 vect_stmt_relevant_p, vect_get_loop_niters,
11283 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11284 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11285 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11286 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11287 vect_get_memtag): Likewise.
11289 (vectorizable_load): Function externalized. Declaration moved to
11290 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11291 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11292 vect_transform_loop): Likewise.
11293 (vect_transform_stmt): Moved to tree-vect-transform.c.
11294 (vect_align_data_ref, vect_create_destination_var,
11295 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11296 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11297 vect_get_vec_def_for_operand, vect_init_vector,
11298 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11299 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11300 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11301 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11302 vect_do_peeling_for_loop_bound): Likewise.
11304 * tree-vect-analyze.c: New file.
11305 * tree-vect-transform.c: New file.
11307 2005-02-17 Jason Merrill <jason@redhat.com>
11309 PR mudflap/19319, c++/19317
11310 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11311 slot explicit.
11313 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
11315 * doc/install.texi (Specific): Update link for Darwin-specific
11316 tool binary site.
11318 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
11320 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11321 constant_boolean_node.
11323 2005-02-16 David Edelsohn <edelsohn@gnu.org>
11325 PR target/19019
11326 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11327 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11329 2005-02-16 Richard Henderson <rth@redhat.com>
11331 PR 19920
11332 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11333 with W_TYPE_SIZE.
11334 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11335 replace uses with Wtype_MAXp1_F.
11336 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11337 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11338 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11339 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11340 and HAVE_TFMODE as appropriate.
11341 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11342 (__floatdisf): Likewise.
11343 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11344 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11345 (Wtype_MAXp1_F): New.
11346 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11347 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11349 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11351 * PR target/19162
11352 * arm.c (arm_apply_result_size): New function.
11353 * arm.h (APPLY_RESULT_SIZE): Define.
11354 * arm-protos.h (arm_apply_result_size): Add prototype.
11355 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11356 (movxf): New expand.
11357 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11358 (call_value_symbol): Remove predicate for operand 0.
11359 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11360 (untyped_call): Rework to correclty return values for any type.
11361 (untyped_return): New expand.
11362 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11364 2005-02-16 Stan Shebs <shebs@apple.com>
11366 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11367 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11369 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11371 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11372 configure settings on Solaris 7 and later.
11374 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11376 PR tree-optimization/19865
11377 * tree-optimize.c (init_tree_optimization_passes): Run
11378 pass_may_alias after pass_sra.
11380 2005-02-16 Richard Henderson <rth@redhat.com>
11381 Stuart Hastings <stuart@apple.com>
11383 PR debug/19521
11384 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11385 Do nothing if debug info suppressed for this function.
11386 (dbxout_begin_function): Early exit if debug info suppressed for
11387 this function.
11389 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11391 PR target/20007
11392 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11393 find_basic_blocks.
11394 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11396 PR tree-optimization/19967
11397 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11398 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11399 argument TYPE. Adjust calls to fold_builtin_XXX.
11400 (expand_builtin, fold_builtin_1): Adjust calls to
11401 expand_builtin_XXX.
11402 (fold_builtin_strchr, fold_builtin_strpbrk,
11403 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11404 result to a requested type TYPE.
11406 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11408 PR middle-end/19857
11409 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11410 (T)x & (T)cst if (T)cst overflows.
11411 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11412 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11414 2005-02-15 Jeff Law <law@redhat.com>
11416 * gcse.c (blocks_with_calls): New bitmap.
11417 (alloc_gcse_mem): Allocate it.
11418 (free_gcse_mem): Free it.
11419 (clear_modifY_mem_tables): Clear it.
11420 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11421 when we encounter CALL_INSNs.
11422 (compute_transp, case MEM): Handle blocks with calls separate
11423 from blocks without calls. Use bitmap iterators rather than
11424 FOR_EACH_BB.
11426 2005-02-15 Peter O'Gorman <peter@pogma.com>
11428 PR bootstrap/18810
11429 * mklibgcc.in (vis_hide): Use a temporary object file, not
11430 -o /dev/null.
11432 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11434 PR target/19924
11435 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11436 access optimization.
11438 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11439 Alan Modra <amodra@bigpond.net.au>
11441 PR target/19019
11442 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11443 (_xlqsub): Rename to __gcc_qsub.
11444 (_xlqmul): Rename to __gcc_qmul.
11445 (_xlqdiv): Rename to __gcc_qdiv.
11446 Provide versioned symbol aliases with old names.
11447 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11448 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11449 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11450 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11451 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11453 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11455 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11456 Fold ~(A - 1) and ~(A + -1) to -A.
11458 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11460 PR pch/14940
11461 PR target/19300
11462 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11463 config/pa/pa-host.c:pa_gt_pch_use_address.
11465 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11467 * tree-vn.c (get_value_handle): Make sure that given an
11468 is_gimple_min_invariant expression, we always return it.
11470 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11472 * passes.c (rest_of_handle_gcse): Fix a comment.
11474 2005-02-15 Jeff Law <law@redhat.com>
11476 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11477 bitmap.
11478 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11479 (canon_list_insert, record_last_mem_set_info): Similarly.
11480 (clear_modify_mem_tables): Similarly.
11482 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11484 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11485 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11486 config/mips/mips.md, config/rs6000/aix.h,
11487 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11489 2005-02-15 Richard Henderson <rth@redhat.com>
11491 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11492 call to be best_edge.
11494 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11496 * basic-block.h: Adjust the prototype for find_basic_blocks.
11497 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11498 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11499 find_basic_blocks.
11501 * flow.c (recompute_reg_usage): Remove all arguments.
11502 * passes.c (rest_of_compilation): Adjust the call to
11503 recompute_reg_usage.
11504 * rtl.h: Adjust the prototype for recompute_reg_usage.
11506 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11508 * tree-dump.c (dump_files): Update to reflect new member
11509 of dump_file_info.
11510 (dump_register): Add new argument.
11511 Set glob name.
11512 (dump_switch_p_1): Check against glob name if doglob was passed.
11513 (dump_switch_p): Check against regular first, then glob if
11514 we didn't have any hits on the dump name.
11515 * tree-optimize.c (register_one_dump_file):
11516 Pass in glob name as well.
11517 * tree-pass.h (struct dump_file_info): Add glob
11518 member.
11520 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11522 PR preprocessor/16323
11523 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11525 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11527 PR target/19019
11528 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11529 (trunctfdf2_internal1): New.
11530 (trunctfdf2_internal2): Renamed from trunctfdf2.
11532 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11534 PR tree-optimization/19853
11535 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11537 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11539 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11540 delete_dead_jumptables and cleanup_cfg.
11542 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11544 * reload.c (find_reloads): Swap address_reloaded flags when
11545 swapping commutative operands.
11547 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11549 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11550 Use standard_iv_increment_position for computing the bsi position
11551 for create_iv.
11552 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11553 the bsi position.
11555 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11557 PR target/17428
11558 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11559 life range of hard registers.
11560 * value-prof.c (insn_prefetch_values_to_profile): Only
11561 scan normal insns.
11563 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11564 profile in libcalls.
11566 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11568 * bitmap.h (bitmap_and_compl_into): Return bool.
11569 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11571 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11573 PR tree-optimization/19944
11574 * fold-const.c (fold): Re-add ABS_EXPR folding.
11576 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11578 PR target/19019
11579 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11580 {TARGET,MASK}_XL_COMPAT.
11581 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11582 MASK_XL_COMPAT.
11583 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11584 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11585 TARGET_XL_COMPAT.
11586 (rs6000_arg_partial_bytes): Same.
11587 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11588 and XL compatibility enabled.
11589 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11590 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11591 test to final condition.
11592 (cmptf_internal2): New.
11593 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11594 xl-compat. Add TFmode information to description.
11596 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11598 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11600 2005-02-13 Jason Merrill <jason@redhat.com>
11602 PR c++/16405
11603 * fold-const.c (fold_indirect_ref_1): Split out from...
11604 (build_fold_indirect_ref): Here.
11605 (fold_indirect_ref): New fn.
11606 * tree.h: Declare it.
11607 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11608 (gimplify_modify_expr_rhs): Likewise.
11609 (gimplify_expr): Likewise.
11611 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11613 PR tree-optimization/14303
11614 PR tree-optimization/15784
11615 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11616 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11617 ABS_EXPR<x> != 0 to x != 0.
11619 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11621 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11622 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11623 spelling conventions.
11625 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11626 delete_trivially_dead_insns too many times.
11628 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11629 tem and tem2.
11631 2005-02-12 Ira Rosen <irar@il.ibm.com>
11633 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11634 (vect_is_simple_iv_evolution): Remove redundant parameter
11635 and step check.
11636 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11637 without last parameter.
11638 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11639 Return pointer step. Call vect_is_simple_iv_evolution without
11640 last parameter. Check only that the step is multiple of size
11641 type. Remove stmt_vinfo updates.
11642 (vect_get_memtag_and_dr): Remove.
11643 (vect_get_memtag): New function.
11644 (vect_address_analysis): New function.
11645 (vect_object_analysis): New function.
11646 (vect_analyze_data_refs): Call vect_object_analysis and
11647 vect_get_memtag. Update stmt_vinfo fields.
11649 2005-02-12 Ira Rosen <irar@il.ibm.com>
11651 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11652 exist and are objects. Remove checks for pointer.
11653 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11654 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11655 (vect_create_data_ref_ptr): Likewise.
11656 (vect_base_addr_differ_p): New function.
11657 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11658 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11659 Don't set the DR_BASE_NAME field of data-ref.
11660 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11662 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11664 * optabs.h (enum optab_index): Add new OTI_ldexp.
11665 (ldexp_optab): Define corresponding macro.
11666 * optabs.c (init_optabs): Initialize ldexp_optab.
11667 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11668 patterns.
11669 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11670 using ldexp_optab.
11671 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11672 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11674 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11675 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11676 intrinsics.
11678 2005-02-12 Ira Rosen <irar@il.ibm.com>
11680 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11681 to base_address.
11682 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11683 stmt_vec_info.
11684 (vect_get_base_and_offset): Always return an address.
11685 (vect_create_addr_base_for_vector_ref): Remove treatment for
11686 different data reference types.
11687 (vect_compute_data_ref_alignment): Rename base to base_address in
11688 stmt_vec_info. Get the object in order to force its alignment.
11689 (vect_get_memtag_and_dr): Rename base to base_address in
11690 stmt_vec_info. Extract the object for memtag analysis.
11692 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11694 PR regression/19898.
11695 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11696 changes cc_status, use apply modified_in_p to part of cc_status
11697 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11698 body.
11700 2005-02-11 Richard Henderson <rth@redhat.com>
11702 * tree-complex.c (expand_complex_libcall): New.
11703 (expand_complex_multiplication): Use it for c99 compliance.
11704 (expand_complex_division): Likewise.
11705 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11706 (fold): Call them.
11707 * builtins.c (built_in_names): Remove const.
11708 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11709 builtins.
11710 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11711 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11712 (built_in_names): Remove const.
11713 * c-common.c (c_common_type_for_mode): Handle complex modes.
11714 * flags.h, toplev.c (flag_complex_method): Rename from
11715 flag_complex_divide_method.
11716 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11717 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11718 * libgcc2.h: Declare them.
11719 * libgcc-std.ver: Export them.
11720 * mklibgcc.in (lib2funcs): Build them.
11722 2005-02-11 Steven Bosscher <stevenb@suse.de>
11724 PR tree-optimization/19876
11725 Partially revert my change from 2005-01-14
11726 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11727 (compute_antic): ...and remove the loop here.
11729 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11731 PR middle-end/19858
11732 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11733 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11735 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11736 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11738 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11740 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11741 offsets for the big-endian 32-bit case.
11743 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11745 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11747 2005-02-11 Dale Johannesen <dalej@apple.com>
11749 * cselib.c (cselib_process_insn): Clear out regs where
11750 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11751 * reload.c (find_equiv_reg): Ditto.
11753 2005-02-11 Ian Lance Taylor <ian@airs.com>
11755 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11756 with no elements.
11758 * tree.c (build_function_type_list): Work correctly if there are
11759 no arguments.
11761 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11763 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11764 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11765 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11766 TARGET_ZARCH instead of TARGET_64BIT.
11768 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11770 * config/rs6000/t-rtems:
11771 (MULTILIB_OPTIONS): Remove mcpu=602.
11772 (MUTLILIB_DIRNAMES): Remove m602.
11773 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11774 Let mcpu=602 match mcpu=603.
11775 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11777 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11779 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11780 signal trampolines.
11782 2005-02-10 David Daney <ddaney@avtrex.com>
11784 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11785 * config/i386/linux-unwind.h: Likewise.
11786 * config/ia64/linux-unwind.h: Likewise.
11787 * config/mips/linux-unwind.h: Likewise.
11788 * config/pa/linux-unwind.h: Likewise.
11789 * config/rs6000/linux-unwind.h: Likewise.
11790 * config/s390/linux-unwind.h: Likewise.
11791 * config/sh/linux-unwind.h: Likewise.
11792 * config/sparc/linux-unwind.h: Likewise.
11794 2005-02-10 Steven Bosscher <stevenb@suse.de>
11796 PR tree-optimization/17549
11797 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11798 TER to replace a DEF with its expression if the DEF and the
11799 rhs of the expression we replace into have the same root
11800 variable.
11802 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11804 * config/mips/mips.md: Fix the placement of the match_scratch in the
11805 lea64 peephole2.
11807 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11809 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11810 Fix comment typos.
11812 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11814 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11815 (strip_offset): Handle addresses.
11816 (add_address_candidates): Use strip_offset.
11817 (difference_cost): Reflect strip_offset change.
11818 (force_var_cost, difference_cost): Strip nops.
11820 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11822 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11824 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11825 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11826 config/cris/cris-protos.h, config/cris/cris.c: Update
11827 copyright.
11829 2005-02-10 Jeff Law <law@redhat.com>
11831 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11832 (lookup_avail_expr): Similarly.
11834 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11836 * builtins.c (fold_builtin_powi): New function.
11837 (fold_builtin_1): Call it.
11839 2005-02-10 Steven Bosscher <stevenb@suse.de>
11841 PR documentation/19309
11842 * doc/cpp.texi: The __GNUC__ and related predefined macros
11843 are also defined for the "standalone" cpp.
11844 Some non-GCC compilers may also define __GNUC__.
11846 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11848 PR c/19342
11849 * c-typeck.c (common_type): New routine. Old common_type renamed
11850 to...
11851 (c_common_type): ...this.
11852 (build_conditional_expr, build_binary_op): Use c_common_type instead
11853 of common_type.
11855 2005-02-10 Steven Bosscher <stevenb@suse.de>
11857 * doc/md.texi: Replace @samp{length} with @code{length}.
11859 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11861 PR tree-optimization/18687
11862 * tree-flow.h (find_loop_niter): Declare.
11863 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11864 Try using scev even for loops with more than one exit.
11865 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11866 (struct ivopts_data): Added niters field.
11867 (struct nfe_cache_elt): New.
11868 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11869 functions.
11870 (tree_ssa_iv_optimize_init): Initialize niters cache.
11871 (determine_number_of_iterations): Removed.
11872 (find_induction_variables): Do not call determine_number_of_iterations.
11873 Access niters for single exit through niter_for_single_dom_exit.
11874 (add_iv_outer_candidates): Access niters for single exit through
11875 niter_for_single_dom_exit.
11876 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11877 number_of_iterations_cond.
11878 (iv_period): New function.
11879 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11880 (may_replace_final_value): Take data argument. Use
11881 niter_for_single_dom_exit.
11882 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11883 (rewrite_use_compare): Pass data to may_eliminate_iv.
11884 (rewrite_use_outer): Pass data to may_replace_final_value.
11885 (free_loop_data): Clean up the niters cache.
11886 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11887 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11888 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11889 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11890 (num_ending_zeros): Moved to tree.c.
11891 * tree.h (num_ending_zeros): Declare.
11892 * tree.c (num_ending_zeros): Moved from tree.c.
11894 2005-02-09 Richard Henderson <rth@redhat.com>
11896 * builtins.c (DEF_BUILTIN): Add COND argument.
11897 * tree.h (DEF_BUILTIN): Likewise.
11898 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11899 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11900 match.
11901 (DEF_BUILTIN_STUB): New.
11902 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11903 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11904 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11905 * c-common.c (DEF_BUILTIN): Add COND argument.
11906 * tree.c (local_define_builtin): New.
11907 (build_common_builtin_nodes): New.
11909 2005-02-09 Roger Sayle <roger@eyesopen.com>
11911 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11912 floating point expression ignoring the sign of the result.
11913 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11914 (fold) <MULT_EXPR>: Use it to simplify x*x.
11915 * tree.h (fold_strip_sign_ops): Prototype here.
11916 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11917 argument. Use fold_strip_sign_ops to simplify the first argument.
11918 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11919 first argument when the second argument is an even integer
11920 constant, but only with -funsafe_math_optimizations.
11921 (fold_builtin_1): Update call to fold_builtin_copysign.
11923 2005-02-09 Ian Lance Taylor <ian@airs.com>
11925 PR middle-end/19583
11926 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11927 just check whether EH_FILTER_FAILURE falls through.
11929 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11931 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11932 insns return to ready list in the next turn.
11934 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11936 PR middle-end/19402
11937 * builtins.def: New __builtin_powi[lf].
11938 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11939 (expand_builtin_powi): New function.
11940 (expand_builtin): Dispatch to expand_builtin_powi.
11941 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11942 * libgcc2.c: Add __builtin_powi[lf] implementation.
11943 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11944 * optabs.h: Add powi_optab.
11945 * optabs.c (init_optabs): Initialize powi_optab.
11946 * doc/extend.texi: Document __builtin_powi[lf].
11948 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11950 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11951 exists.
11953 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11955 PR middle-end/19854
11956 * fold-const.c (try_move_mult_to_index): Remove redundant
11957 type argument. Create ADDR_EXPR with correct type.
11958 (fold): Update callers of try_move_mult_to_index. Convert
11959 result to the appropriate type.
11961 2005-02-09 Roger Sayle <roger@eyesopen.com>
11963 PR target/19597
11964 * config/avr/avr.c (default_rtx_costs): Delete.
11965 (avr_operand_rtx_cost): New function.
11966 (avr_rtx_costs): Completely rewrite.
11968 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11970 PR target/19806
11971 * config/cris/cris.c (in_code): New variable.
11972 (cris_output_addr_const): Now a static function, a wrapper for
11973 output_addr_const.
11974 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11975 case from old cris_output_addr_const.
11976 (cris_asm_output_label_ref): Similar for LABEL_REF.
11977 (cris_output_addr_const_extra): Similar for UNSPEC.
11978 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11979 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11980 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11981 declaration.
11982 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11983 (cris_asm_output_label_ref): Declare.
11985 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11987 PR preprocessor/19801
11988 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11989 filenames that changed when libcpp was moved to the toplevel.
11991 2005-02-07 Roger Sayle <roger@eyesopen.com>
11993 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11994 zero extensions of BImode operands. Call lowpart_subreg instead
11995 of gen_lowpart_common and gen_lowpart_SUBREG.
11997 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11999 PR ada/19489
12000 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
12001 * configure.ac: Set cc_for_cross_gnattools.
12002 * configure: Regenerate.
12004 2005-02-08 Alan Modra <amodra@bigpond.net.au>
12006 PR target/19803
12007 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
12009 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12011 PR debug/19327
12012 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
12013 of nested functions.
12015 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
12017 * doc/extend.texi: Document deprecated extensions allowing
12018 static floating-point members to have initializers and allowing
12019 floating-point literals in integral constant expressions.
12021 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
12023 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
12024 config/darwin7.h, config/mips/mips.c,
12025 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
12026 Update copyright.
12028 * cse.c: Update comments.
12030 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
12032 PR middle-end/19775
12033 * builtins.c (fold_builtin_sqrt): Transform
12034 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
12035 pow(x,y*0.5).
12037 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
12038 Dorit Naishlos <dorit@il.ibm.com>
12040 * doc/invoke.texi (ftree-vectorizer-verbose): New.
12041 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
12042 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
12043 was added.
12044 * tree.h (vect_set_verbosity_level): New extern function declaration
12045 added.
12046 * tree-vectorizer.h (verbosity_levels): New enum type.
12047 * tree-vectorizer.c (vect_debug_stats): Function removed.
12048 (vect_debug_details): Likewise.
12049 (vect_verbosity_level): Global variable was defined and initialized.
12050 (vect_dump): Global variable definition.
12051 (vect_print_dump_info): New function.
12052 (vect_set_dump_settings): New function.
12053 (vect_set_verbosity_level): New function.
12054 (vectorize_loops): Add call to vect_set_dump_settings.
12056 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
12057 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12058 (slpeel_tree_peel_loop_to_edge): Likewise.
12060 (vect_analyze_offset_expr): Call to vect_print_dump_info with
12061 appropriate verbosity level instead of call to vect_debug_details
12062 or vect_debug_stats.
12063 (vect_get_base_and_offset):
12064 (vect_create_addr_base_for_vector_ref):
12065 (get_vectype_for_scalar_type):
12066 (vect_create_data_ref_ptr):
12067 (vect_init_vector):
12068 (vect_get_vec_def_for_operand):
12069 (vect_finish_stmt_generation):
12070 (vectorizable_assignment):
12071 (vectorizable_operation):
12072 (vectorizable_store):
12073 (vectorizable_load):
12074 (vect_transform_stmt):
12075 (vect_update_ivs_after_vectorizer):
12076 (vect_do_peeling_for_loop_bound):
12077 (vect_update_inits_of_drs):
12078 (vect_do_peeling_for_alignment):
12079 (vect_transform_loop):
12080 (vect_is_simple_use):
12081 (vect_analyze_operations):
12082 (vect_is_simple_iv_evolution):
12083 (vect_analyze_scalar_cycles):
12084 (vect_analyze_data_ref_dependence):
12085 (vect_analyze_data_ref_dependences):
12086 (vect_compute_data_ref_alignment):
12087 (vect_enhance_data_refs_alignment):
12088 (vect_analyze_data_refs_alignment):
12089 (vect_analyze_data_ref_access):
12090 (vect_analyze_data_ref_accesses):
12091 (vect_analyze_pointer_ref_access):
12092 (vect_get_memtag_and_dr):
12093 (vect_analyze_data_refs):
12094 (vect_mark_relevant):
12095 (vect_stmt_relevant_p):
12096 (vect_mark_stmts_to_be_vectorized):
12097 (vect_can_advance_ivs_p):
12098 (vect_get_loop_niters):
12099 (vect_analyze_loop_form):
12100 (vect_analyze_loop):
12101 (vectorize_loops): Likewise.
12103 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
12104 (vect_update_inits_of_drs):
12105 (vect_do_peeling_for_alignment):
12106 (vect_transform_loop):
12107 (vect_analyze_operations):
12108 (vect_analyze_scalar_cycles):
12109 (vect_analyze_data_ref_dependences):
12110 (vect_analyze_data_refs_alignment):
12111 (vect_analyze_data_ref_accesses):
12112 (vect_analyze_data_refs):
12113 (vect_mark_stmts_to_be_vectorized):
12114 (vect_get_loop_niters):
12115 (vect_analyze_loop_form):
12116 (vect_analyze_loop): Likewise.
12117 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
12119 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
12121 PR bootstrap/19796
12122 Revert:
12123 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12124 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12125 either -ffast-math or -funsafe-math-optimizations is in use.
12127 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12128 * config/mips/irix-csr.c: New file.
12129 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12130 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12131 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12132 executables.
12134 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
12136 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
12137 redundant, incorrect definitions.
12139 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
12140 expand.
12141 ("*tls_indirect_call"): New, reference hard regs directly.
12142 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
12144 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12146 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
12147 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
12149 2005-02-06 Roger Sayle <roger@eyesopen.com>
12151 PR rtl-optimization/19800
12152 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
12153 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
12154 gen_lowpart.
12156 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12158 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
12160 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
12162 PR other/17135
12163 * doc/invoke.texi: Correct documentation of -freorder-functions.
12165 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12167 PR other/14402
12168 * doc/invoke.texi: Don't mention gccbug.
12170 2005-02-06 Roger Sayle <roger@eyesopen.com>
12171 Andrew Pinski <pinskia@physics.uc.edu>
12172 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12174 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12175 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
12176 into just (zero_extract:SI FOO (const_int 1) BAR).
12178 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12180 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
12181 macro locally. Don't give last revision date. Use GCC version
12182 number from gcc-common.texi.
12183 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
12184 revision date. Use GCC version number from gcc-common.texi.
12185 Describe being a library as current state rather than as 3.x
12186 history.
12187 * doc/gcc.texi: Remove last update date.
12188 * doc/gccint.texi: Likewise. Update copyright dates.
12189 * doc/install.texi: Update copyright dates.
12191 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12193 PR other/7549
12194 * doc/invoke.texi: Mention for each option included in -Wall that
12195 it is included in -Wall.
12196 * doc/gcc.texi: Update copyright and last modification date.
12198 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12200 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
12201 unnecessary cast to original induction variable increments.
12203 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12205 PR tree-optimization/18219
12206 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
12207 in distributed form.
12209 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
12211 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12212 Set bitpos and offset later in the function. Do nothing if the
12213 target is a register and if the bitfield lies completely outside
12214 that register.
12215 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12216 here. Return an uninitialised register if the source value is stored
12217 in a register and the bitfield lies completely outside that register.
12219 2005-02-06 Steven Bosscher <stevenb@suse.de>
12221 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12222 not SET_DEST.
12224 2005-02-06 Marcin Dalecki <martin@dalecki.de>
12226 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12228 2005-02-06 Geoffrey Keating <geoffk@apple.com>
12230 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12231 * config/darwin8.h: New.
12232 * config/darwin7.h: Update comment.
12234 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12235 Dorit Naishlos <dorit@il.ibm.com>
12237 * tree-vectorizer.h (LOC): New type.
12238 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12239 (loop_line_number): New field in struct _loop_vec_info.
12240 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12242 * tree-vectorizer.c (input.h): Included.
12243 (find_loop_location): New function.
12244 (vect_debug_stats): Argument changed from loop to LOC. Computation of
12245 loop line number removed.
12246 (vect_debug_details): Likewise.
12247 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12249 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12250 call to vect_debug_details/stats changed from loop to loop_loc.
12251 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12252 (slpeel_tree_peel_loop_to_edge): Likewise.
12254 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12255 changed from NULL to UNKNOWN_LOC.
12256 (vect_get_base_and_offset):
12257 (vect_create_addr_base_for_vector_ref):
12258 (get_vectype_for_scalar_type):
12259 (vect_create_data_ref_ptr):
12260 (vect_init_vector):
12261 (vect_get_vec_def_for_operand):
12262 (vect_finish_stmt_generation):
12263 (vectorizable_assignment):
12264 (vectorizable_operation):
12265 (vectorizable_store):
12266 (vectorizable_load):
12267 (vect_transform_stmt):
12268 (vect_update_ivs_after_vectorizer):
12269 (vect_do_peeling_for_loop_bound):
12270 (vect_do_peeling_for_alignment):
12271 (vect_transform_loop):
12272 (vect_is_simple_use):
12273 (vect_analyze_operations):
12274 (vect_is_simple_iv_evolution):
12275 (vect_analyze_scalar_cycles):
12276 (vect_analyze_data_ref_dependences):
12277 (vect_compute_data_ref_alignment):
12278 (vect_enhance_data_refs_alignment):
12279 (vect_analyze_data_ref_access):
12280 (vect_analyze_data_ref_accesses):
12281 (vect_analyze_pointer_ref_access):
12282 (vect_get_memtag_and_dr):
12283 (vect_analyze_data_refs):
12284 (vect_mark_relevant):
12285 (vect_stmt_relevant_p):
12286 (vect_mark_stmts_to_be_vectorized):
12287 (vect_can_advance_ivs_p):
12288 (vect_get_loop_niters):
12289 (vect_analyze_loop):
12290 (vectorize_loops): Likewise.
12292 (vectorizable_load): Argument in call to vect_debug_details/stats
12293 changed from loop to LOOP_LOC (loop_vinfo).
12294 (vect_transform_loop):
12295 (vect_analyze_operations):
12296 (vect_analyze_scalar_cycles):
12297 (vect_analyze_data_ref_dependence):
12298 (vect_enhance_data_refs_alignment):
12299 (vect_analyze_data_ref_accesses):
12300 (vect_analyze_pointer_ref_access):
12301 (vect_analyze_data_refs):
12302 (vect_analyze_loop): Likewise.
12304 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12305 changed from loop to loop_loc.
12307 (vect_enhance_data_refs_alignment): Removed unused variable loop.
12309 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12310 Dorit Naishlos <dorit@il.ibm.com>
12312 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12313 declaration added.
12314 (vect_analyze_data_ref_dependences): Likewise.
12316 (vect_is_simple_use): Argument changed from loop structure to
12317 loop_vect_info structure.
12318 (vect_can_advance_ivs_p): Likewise.
12319 (vect_create_index_for_vector_ref): Likewise.
12320 (vect_update_ivs_after_vectorizer): Likewise.
12321 (new_stmt_vec_info): Likewise.
12323 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12324 changed from loop to loop_vinfo.
12325 (vect_create_data_ref_ptr): First argument in call to
12326 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12327 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12328 was changed from loop to loop_vinfo.
12329 (vectorizable_operation): Likewise.
12330 (vectorizable_store): Likewise.
12331 (vect_mark_stmts_to_be_vectorized): Likewise.
12332 (vect_do_peeling_for_loop_bound): First argument in call to
12333 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12334 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12335 was changed from loop to loop_vinfo.
12336 (vect_analyze_data_ref_dependences): Third argument in call to
12337 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12339 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12340 (vect_create_data_ref_ptr): Likewise.
12341 (vect_init_vector): Likewise.
12342 (vect_get_vec_def_for_operand): Likewise.
12343 (vectorizable_assignment): Likewise.
12344 (vectorizable_operation): Likewise.
12345 (vectorizable_store): Likewise.
12346 (vectorizable_load): Likewise.
12347 (vect_update_ivs_after_vectorizer): Likewise.
12348 (vect_is_simple_use): Likewise.
12349 (vect_analyze_data_ref_dependence): Likewise.
12350 (vect_analyze_pointer_ref_access): Likewise.
12351 (vect_can_advance_ivs_p): Likewise.
12353 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12354 before _stmt_vec_info.
12355 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12356 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12357 (new_stmt_vec_info): Argument changed from loop structure to
12358 loop_vect_info structure
12360 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12361 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12362 (vect_create_addr_base_for_vector_ref): Likewise.
12363 (vect_analyze_pointer_ref_access): Likewise.
12365 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12367 PR tree-opt/19768
12368 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12369 phi flag if the phi is abnormal.
12371 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12373 PR tree-opt/19736
12374 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12375 information for the new statement.
12377 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12379 PR driver/19117
12380 * gcc.c (main): Include the target in -v output.
12382 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12384 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12385 Do not drop the extend if we'd have to add a paradoxical subreg
12386 later. Include optabs.h and insn-codes.h.
12387 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12389 2005-02-02 Roger Sayle <roger@eyesopen.com>
12391 PR middle-end/19405
12392 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12393 * fold-const.c (const_binop): Avoid constant folding floating
12394 point operations in modes that use composite representations.
12395 * simplify-rtx.c (simplify_binary_operation): Likewise.
12397 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12399 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12400 a REG, not a MEM.
12401 (altivec_dstt): Likewise.
12402 (altivec_dstst): Likewise.
12403 (altivec_dststt): Likewise.
12404 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12405 of first operand.
12407 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12409 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12410 EXPR_LOCUS from orig_cond to the new cond_stmt.
12411 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12412 the new vec_stmt.
12414 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12416 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12417 standard_iv_increment_position. Remove call to bsi_next
12418 (no need to bump the iterator anymore).
12419 (vect_create_index_for_vector_ref): Call
12420 standard_iv_increment_position. Remove second function argument.
12421 (vect_finish_stmt_generation): Remove call to bsi_next
12422 (no need to bump the iterator anymore).
12423 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12424 to vect_create_index_for_vector_ref.
12426 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12428 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12429 phis are used out of the loop.
12431 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12433 PR c/17807
12434 * c-decl.c (undef_nested_function): New variable.
12435 (pop_scope): Diagnose undefined nested functions.
12436 (finish_function): Don't attempt cgraph processing or genericizing
12437 if current top-level function contained an undefined nested
12438 function. Reset undef_nested_function at the end of a top-level
12439 function.
12441 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12443 * tree.c (build_int_cst_type): Take sign of the value into account
12444 when deciding whether sign extend the value.
12446 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12448 PR c/18502
12449 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12450 (cpp_options, cc1_options): Change %{std*&ansi} to
12451 %{std*&ansi&trigraphs}.
12453 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12455 * cse.c: Update comments.
12457 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12459 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12460 arguments go on the stack. Do not put complex doubles in odd/even
12461 pairs.
12463 2005-02-02 Steven Bosscher <stevenb@suse.de>
12465 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12466 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12467 -ftree-pre, and -fthread-jumps.
12469 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12471 PR tree-optimization/19578
12472 * tree-flow.h (modified_noreturn_calls): Declare.
12473 (noreturn_call_p): Declare.
12474 * tree-flow-inline.h (noreturn_call_p): New function.
12475 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12476 * tree-cfg.c (modified_noreturn_calls): New variable.
12477 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12478 that contain a mid-block noreturn call.
12479 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12481 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12483 * df.c (df_def_record_1, df_uses_record): Don't use
12484 DF_FOR_REGALLOC.
12485 * df.h (DF_FOR_REGALLOC): Remove.
12487 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12489 PR c/19435
12490 * c-typeck.c (really_start_incremental_init): Reset
12491 constructor_max_index for arrays of incomplete type.
12493 2005-02-02 Jeff Law <law@redhat.com>
12495 * gcse.c (struct reg_set): Store the block index where the register
12496 was set rather than the setting insn.
12497 (record_one_set, compute_transp): Corresponding changes.
12498 (pre_insert_copy_insn): Do not call replace_one_set.
12499 (replace_one_set): Remove.
12501 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12503 PR other/15514
12504 * doc/gcov.texi: Fix typo.
12506 2005-02-01 Richard Henderson <rth@redhat.com
12508 PR target/19680
12509 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12510 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12511 type to bool.
12512 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12513 * config/i386/i386-protos.h: Update.
12515 2005-02-01 Steven Bosscher <stevenb@suse.de>
12517 PR tree-optimization/19217
12518 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12519 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12520 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12521 that it is walking a PHI node.
12523 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12525 * doc/extend.texi (Nested Functions): Update.
12527 2005-02-01 Richard Henderson <rth@redhat.com>
12529 PR 19696
12530 * optabs.c (expand_copysign_absneg): Export.
12531 * optabs.h (expand_copysign_absneg): Declare.
12532 * config/rs6000/rs6000.md (copysigntf3): New.
12534 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12536 PR tree-optimization/19633
12537 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12538 * tree-ssa-alias.c (init_alias_info): Initialize.
12539 (merge_pointed_to_info): Set.
12540 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12541 (dump_points_to_info_for): Show value of pt_null.
12542 (struct count_ptr_d): Declare.
12543 (find_ptr_dereference): Remove.
12544 (ptr_is_dereferenced_by): Remove.
12545 (count_ptr_derefs): New local function.
12546 (count_uses_and_derefs): New local function.
12547 (compute_points_to_and_addr_escape): Call it. If the number
12548 of dereferences is greater than zero, mark the pointer as
12549 dereferenced. If there are fewer dereferences than uses of
12550 the pointer, the pointer's value escapes.
12552 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12554 PR tree-optimization/19670
12555 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12556 here...
12557 (verify_use): ... set it here, instead.
12559 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12561 * doc/sourcebuild.texi (Test directives): Fix formatting.
12563 * doc/sourcebuild.texi (Test directives): Describe selector
12564 expressions.
12566 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12568 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12569 specific 64-bit CPUs.
12571 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12573 PR target/16201
12574 * arm.c (arm_eliminable_register): New function.
12575 (adjacent_mem_locations): Don't allow eliminable registers. Use
12576 HOST_WIDE_INT for address offsets.
12577 * arm-protos.h (arm_eliminable_register): Add prototype.
12579 2005-02-01 Steven Bosscher <stevenb@suse.de>
12581 PR optimization/15242
12582 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12583 * basic-block.h (duplicate_computed_gotos): Add prototype.
12584 * bb-reorder.c (duplicate_computed_gotos): New function to
12585 duplicate sufficiently small blocks ending in a computed jump.
12586 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12587 if not optimizing for size.
12588 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12589 never do tail merging for blocks ending in a computed jump.
12590 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12592 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12594 Patch from Richard Sandiford <rsandifo@redhat.com>
12595 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12596 from inheriting a subreg equivalence with a non-spill register.
12598 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12600 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12602 * config/frv/frv.c (movcc_fp_destination_operand): New.
12603 (gpr_or_memory_operand): Fix typo in comment.
12604 (gpr_or_memory_operand_with_scratch): New.
12605 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12606 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12607 movcc_fp_destination_operand.
12608 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12609 Legitimize memory addresses using a scratch register.
12611 2005-01-31 Jeff Law <law@redhat.com>
12613 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12614 bitmap a sparse bitmap instead of a simple bitmap.
12615 (mark_def_sites_initialize_block): Corresponding changes.
12616 (ssa_mark_def_sites_initialize_block): Likewise.
12617 (ssa_mark_phi_uses): Likewise.
12618 (mark_def_site, ssa_mark_def_sites): Likewise.
12619 (mark_def_site_blocks): Likewise.
12620 (rewrite_ssa_into_ssa): Likewise.
12622 * tree-ssa-dom.c (record_cond): Pass correct variable type
12623 for last argument to htab_find_slot_with_hash.
12625 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12626 effects when optimizing 0 % X. Do not try to optimize X % 0.
12628 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12630 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12631 1_mmalua.
12633 2005-02-01 Eric Christopher <echristo@redhat.com>
12635 * config/mips/mips.c (override_options): Warn if -mint64
12636 is used.
12637 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12638 deprecated.
12640 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12642 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12643 timestamp.
12644 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12645 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12646 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12647 (cached_regno): Initialize to INVALID_REGNUM.
12648 (cse_reg_info_table_size,
12649 cse_reg_info_table_first_uninitialized,
12650 cse_reg_info_timestamp): New.
12651 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12652 get_cse_reg_info.
12653 (init_cse_reg_info, get_cse_reg_info_1): New.
12654 (get_cse_reg_info): Cache the last look-up.
12655 (new_basic_block): Update the code to clear mappings from
12656 registers to cse_reg_info entries.
12657 (cse_main): Call init_cse_reg_info.
12659 * cse.c (get_cse_reg_info): Update a comment.
12661 2005-01-31 Steven Bosscher <stevenb@suse.de>
12663 PR c/19333
12664 * c-decl.c (start_decl): Do not warn about arrays of elements with
12665 an incomplete type here.
12666 (grokdeclarator): Do it here by making a pedwarn an error.
12667 * c-typeck.c (push_init_level): If there were previous errors with
12668 the constructor type, do not warn about braces for initializers.
12669 (process_init_element): Likewise for excess initializer elements.
12671 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12673 * cse.c (delete_trivially_dead_insn): Don't iterate.
12675 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12677 * config/rs6000/rs6000.md (copysignsf3): New expand.
12678 (copysigndf3): Likewise.
12680 2005-01-31 Steven Bosscher <stevenb@suse.de>
12682 * recog.c (constrain_operands): Only look for earlyclobber operand
12683 conflicts if an '&' constraint was seen.
12685 2005-01-31 Marc Espie <espie@openbsd.org>
12687 * config.gcc: Don't include embedded systems fragment, switches default
12688 debugging format to ELF.
12689 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12690 longer pick it up there.
12692 2005-01-31 Dale Johannesen <dalej@apple.com>
12694 * doc/extend.texi (nested functions): Fix linkage description.
12695 Clarify that static is not allowed.
12697 2005-01-31 Dale Johannesen <dalej@apple.com>
12699 * config/rs6000/darwin.md (movsf_low_di): Make work.
12700 (movdf_low_di): Make work.
12702 2005-01-31 Dale Johannesen <dalej@apple.com>
12704 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12705 Make work for 64 bit.
12707 2005-01-31 Roger Sayle <roger@eyesopen.com>
12708 Dale Johannesen <dalej@apple.com>
12710 PR middle-end/19650
12711 * fold-const.c (fold_binary_op_with_conditional_arg):
12712 Make types match original operands, before STRIP_NOPS.
12714 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12716 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12717 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12718 (struct gcc_sigcontext): Delete. Merge contents to..
12719 (struct gcc_ucontext): ..here.
12720 (get_sigcontext): Delete.
12721 (get_regs): New function, like get_sigcontext but return regs ptr.
12722 64-bit version finds regs from r1 to support vdso.
12723 (ppc_linux_aux_vector): New function.
12724 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12725 and vector regs.
12727 2005-01-31 Ira Rosen <irar@il.ibm.com>
12729 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12730 sizetype.
12731 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12732 redundant fold. Fix misalignment for MINUS_EXPR.
12733 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12734 (vect_analyze_pointer_ref_access): Likewise.
12735 (vect_get_memtag_and_dr): Likewise.
12737 2005-01-31 Richard Henderson <rth@redhat.com>
12739 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12740 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12741 absnegdf2_i387, absnegxf2_i387): Likewise.
12743 2005-01-31 Richard Henderson <rth@redhat.com>
12745 PR 19696
12746 * optabs.c (expand_copysign_absneg): New.
12747 (expand_copysign_bit): Split out from ...
12748 (expand_copysign): ... here. Use expand_copysign_absneg.
12750 2005-01-30 Roger Sayle <roger@eyesopen.com>
12752 PR middle-end/19697
12753 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12754 constant as the second operand and a register as the third.
12756 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12758 PR target/19704
12759 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12760 that dllimport'd functions do not use all call-clobbered registers
12761 to pass parameters.
12763 2005-01-30 Richard Henderson <rth@redhat.com>
12765 PR 19696
12766 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12767 expand_abs_nojump and generalize. Use operand_subword and
12768 emit_no_conflict_block. Support large modes.
12769 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12770 back to maximum.
12771 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12772 negation to subtraction.
12773 (expand_copysign): Check that the format has signed zeros.
12774 Use operand_subword and emit_no_conflict_block. Support large modes.
12776 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12778 Fix PR tree-optimization/19624
12780 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12781 * tree-ssa-pre.c: Add cfgloop.h.
12782 Update comment.
12783 (pre_stats): New member, constified.
12784 (inserted_exprs): New static variable.
12785 (NECESSARY): New macro.
12786 (create_expression_by_pieces): Fold the expression, and
12787 mark it as defaulting to not necessary. Also put in
12788 inserted_exprs.
12789 (fully_constant_expression): New function.
12790 (insert_into_preds_of_block): Modify to not insert phis when we
12791 are playing with induction variables.
12792 Push phis onto the inserted_exprs vector, and mark them as not
12793 necessary by default.
12794 (insert_aux): Call fully_constant_expression on eprime.
12795 If all edges produce the same value, mark it constant.
12796 (mark_operand_necessary): New function.
12797 (remove_dead_inserted_code): New function.
12798 (init_pre): Init loop optimizer to get loop info.
12799 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12800 (execute_pre): Commit edge inserts, then remove dead code.
12802 2005-01-30 Richard Henderson <rth@redhat.com>
12804 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12805 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12807 2005-01-30 Richard Henderson <rth@redhat.com>
12809 PR target/19700
12810 * config/i386/i386.c (ix86_expand_copysign): New.
12811 (ix86_split_copysign_const): New.
12812 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12813 rearrange op1/nmask operands.
12814 * config/i386/i386-protos.h: Update.
12815 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12816 (copysigndf3): Likewise.
12817 (copysignsf3_const, copysigndf3_const): New.
12818 (copysignsf3_var): Rename from copysignsf3, split out splitter
12819 and fix split predicate for X constraint.
12820 (copysigndf3_var): Similarly.
12822 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12824 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12825 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12826 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12828 2005-01-29 Richard Henderson <rth@redhat.com>
12830 PR target/19690
12831 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12832 of # and * in constraints.
12834 2005-01-29 Richard Henderson <rth@redhat.com>
12836 PR middle-end/19689
12837 * expr.c (store_field): Don't strip sub-mode cast when the input
12838 data is even smaller.
12840 2005-01-29 Richard Henderson <rth@redhat.com>
12842 PR middle-end/19687
12843 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12844 union being empty.
12846 2005-01-29 Richard Henderson <rth@redhat.com>
12848 * combine.c (make_field_assignment): Fix argument order
12849 to gen_int_mode.
12851 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12853 PR tree-optimization/15791
12854 * fold-const.c (extract_array_ref): New function.
12855 (fold): Fold comparisons between &a[i] and &a[j] or
12856 semantically equivalent trees.
12858 2005-01-29 Jeff Law <law@redhat.com>
12860 * gcse.c (insert_expr_in_table): Revamp handling of available
12861 and anticipatable occurrence lists to avoid unnecessary list
12862 walking.
12863 (insert_set_in_table): Similarly.
12865 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12867 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12868 build string type.
12869 (c_build_qualified_type): Build qualified array types with
12870 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12871 * c-decl.c (c_make_fname_decl): Build unqualified array type
12872 before qualified type.
12873 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12874 type is qualified, not just if type itself is. Don't apply
12875 qualifiers to array type when declarator is processed. Apply
12876 qualifiers to field type whether or not it is an array type.
12877 Don't handle array types specially for applying qualifiers to
12878 variables.
12879 * c-typeck.c (composite_type): Build unqualified element type and
12880 array type when forming composite of array types.
12881 (common_pointer_type, comptypes, comp_target_types,
12882 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12883 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12884 types.
12885 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12886 (args2) in variables a1 and a2.
12888 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12890 * cse.c (n_elements_made, max_elements_made): Remove.
12891 (insert): Don't touch n_elements_made.
12892 (cse_main): Don't touch n_elements_made or max_elements_made.
12894 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12896 PR target/15384
12897 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12898 configuration part of dp-bit.c to be lost.
12900 2005-01-28 Roger Sayle <roger@eyesopen.com>
12902 * expmed.c (expand_mult_highpart_optab): When attempting to use
12903 a non-widening multiplication in a wider mode, the operands need
12904 to be converted (zero or sign extended) to that mode.
12906 2005-01-28 Ian Lance Taylor <ian@airs.com>
12908 PR middle-end/16558
12909 PR middle-end/19583
12910 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12911 through if both operands fall through.
12913 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12915 * cse.c (fold_rtx) <PC>: Don't optimize.
12917 2005-01-28 Jeff Law <law@redhat.com>
12919 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12920 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12922 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12924 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12925 cse_reg_info_used_list_end): Remove.
12926 (cse_reg_info_list, cse_reg_info_list_free): New.
12927 (get_cse_reg_info): When allocating an instance of
12928 cse_reg_info, add it to the beginning of the cse_reg_info_list
12929 list. Remove code to maintain cse_reg_info_used_list.
12930 (new_basic_block): Reset the free list to the beginning of
12931 cse_reg_info_list.
12933 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12935 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12936 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12937 (frv_expand_mdpackh_builtin): New function.
12938 (frv_expand_builtin): Use it to expand __MDPACKH.
12939 * doc/extend.texi (__MDPACKH): Update documentation.
12941 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12943 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12944 SSE_FLOAT_MODE_P for use_sse computation.
12946 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12948 PR target/19663
12949 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12951 2005-01-27 Richard Henderson <rth@redhat.com>
12953 * builtins.c (expand_builtin_copysign): New.
12954 (expand_builtin): Call it.
12955 * genopinit.c (optabs): Add copysign_optab.
12956 * optabs.c (init_optabs): Initialize it.
12957 (expand_copysign): New.
12958 * optabs.h (OTI_copysign, copysign_optab): New.
12959 (expand_copysign): Declare.
12961 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12962 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12964 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12965 (ix86_expand_fp_absneg_operator): ... here.
12966 (ix86_split_copysign): New.
12967 * config/i386/i386-protos.h: Update.
12968 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12969 (copysignsf3, copysigndf3): New.
12971 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12972 (copysignsf3, ncopysignsf3): New.
12973 (copysigndf3, ncopysigndf3): New.
12974 (copysignxf3, ncopysignxf3): New.
12975 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12977 2005-01-27 Arend Bayer <arend.bayer@web.de>
12978 Kazu Hirata <kazu@cs.umass.edu>
12980 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12981 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12982 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12983 NULL_RTX.
12985 2005-01-27 Jeff Law <law@redhat.com>
12987 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12988 definitions of SSA_NAMEs which are not being rewritten.
12989 (rewrite_ssa_into_ssa): Only initialize the current definition
12990 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12991 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12992 SSA_NAMEs before returning.
12994 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12996 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12997 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12998 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12999 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
13000 config/mips/iris6.h, config/sh/sh.c: Update copyright.
13002 2005-01-27 Steven Bosscher <stevenb@suse.de>
13004 PR middle-end/17278
13005 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
13006 higher to -O2 and higher. Likewise for tree PRE.
13007 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
13008 and better.
13010 2005-01-27 Ian Lance Taylor <ian@airs.com>
13012 PR middle-end/19583
13013 * gimple-low.c (try_catch_may_fallthru): New static function.
13014 (block_may_fallthru): Handle TRY_CATCH_EXPR.
13015 * tree-inline.c (expand_call_inline): Don't warn about reaching
13016 the end of a non-void function being inlined if the function uses
13017 a return slot.
13019 2005-01-27 Jakub Jelinek <jakub@redhat.com>
13021 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
13023 PR c/18946
13024 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
13025 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
13026 (implicitly_declare): Handle error_mark_node.
13028 2005-01-27 Richard Henderson <rth@redhat.com>
13030 PR tree-opt/14329
13031 * tree.h (struct tree_decl): Add debug_expr_is_from.
13032 (DECL_DEBUG_EXPR_IS_FROM): New.
13033 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
13034 * dwarf2out.c (dwarf2out_var_location): Update to match.
13035 * tree-outof-ssa.c (create_temp): Likewise.
13036 * var-tracking.c (track_expr_p): Likewise.
13037 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
13038 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
13039 * toplev.c (default_tree_printer): Likewise.
13041 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
13043 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
13044 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
13046 2005-01-27 Steven Bosscher <stevenb@suse.de>
13048 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
13049 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
13050 ASM_CLOBBERS): Add tree checks.
13052 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
13053 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
13054 * c-common.def (SWITCH_STMT): Update to match.
13055 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
13056 macros instead of SWITCH_EXPR ones.
13057 * c-dump.c (c_dump_tree): Likewise.
13058 * c-gimplify.c (gimplify_switch_stmt): Likewise.
13059 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
13061 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
13063 2005-01-27 Alan Modra <amodra@bigpond.net.au>
13065 * unwind-dw2.c (execute_stack_op): Add missing cases for
13066 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
13068 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
13070 * config.gcc (Obsolete configurations): Remove 'dummy', add
13071 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
13072 sparc-*-openbsd*.
13074 2005-01-26 Diego Novillo <dnovillo@redhat.com>
13076 PR tree-optimization/19633
13077 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
13078 CALL_EXPRs.
13079 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
13080 are no call-clobbered variables.
13081 * tree-outof-ssa.c (check_replaceable): Return false for calls
13082 with side-effects.
13084 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
13086 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
13087 even for variables with NULL DECL_INITIAL.
13089 2005-01-26 Stuart Hastings <stuart@apple.com>
13091 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
13093 2005-01-26 Richard Henderson <rth@redhat.com>
13095 PR middle-end/18008
13096 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13097 field's type.
13098 * expr.c (store_field): Strip conversions to odd-bit-sized types
13099 if the destination field width matches.
13101 2005-01-26 Richard Henderson <rth@redhat.com>
13103 * c-decl.c, expmed.c, expr.c: Revert last change.
13105 2005-01-26 Richard Henderson <rth@redhat.com>
13107 PR middle-end/18008
13108 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13109 field's type.
13110 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
13111 if we don't need the bits above those present in the current mode.
13112 * expr.c (store_field): Strip conversions to odd-bit-sized types
13113 if the destination field width matches.
13115 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13117 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13118 either -ffast-math or -funsafe-math-optimizations is in use.
13120 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
13122 PR target/19293
13123 PR target/19329
13124 * config/avr/avr.c (notice_update_cc): Only set condition code for
13125 ashrqi3 if shift count > 0.
13126 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
13127 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
13128 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
13129 count <= 0 as a no-op, and shift count >= width by copying zero
13130 or sign bit to all bits of the result.
13131 * config/avr/avr.md (all shifts): Add alternatives for zero shift
13132 count, with attribute "length" set to 0 and "cc" set to "none".
13134 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13136 * doc/invoke.texi: Document -mTLS.
13138 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
13139 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
13140 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
13141 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
13142 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
13143 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
13144 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
13145 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
13147 * configure.ac: Check for a TLS capable gas.
13149 * configure: Regenerate.
13151 2005-01-26 Richard Henderson <rth@redhat.com>
13153 PR middle-end/18008
13154 * combine.c (make_field_assignment): Simplify store to zero_extract
13155 from a source with an overlapping mask.
13157 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13159 2004-11-11 Eric Christopher <echristo@redhat.com>
13161 * config/frv/frv.md: Add fr400_integer automaton. Don't
13162 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
13163 to TYPE_MACC.
13165 2005-01-26 Steven Bosscher <stevenb@suse.de>
13167 PR middle-end/16585
13168 * cfgbuild.c (make_edges): Do not clear or set
13169 current_function_has_computed_jump.
13170 * function.h (struct function): Remove the has_computed_jump field.
13171 (current_function_has_computed_jump): Do not define.
13172 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
13173 in a computed jump. Ignore current_function_has_computed_jump.
13175 2005-01-26 Richard Henderson <rth@redhat.com>
13177 PR middle-end/19515
13178 * expr.c (categorize_ctor_elements): New argument p_must_clear.
13179 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
13180 fully initialized.
13181 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
13182 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
13183 objects into static storage if they have more than one non-zero value.
13184 * tree.h (categorize_ctor_elements): Update decl.
13186 2005-01-26 Steven Bosscher <stevenb@suse.de>
13188 PR middle-end/19616
13189 * tree.h (CALL_EXPR_TAILCALL): Add comment.
13190 * calls.c (check_sibcall_argument_overlap_1): Revert the change
13191 to this function from 2004-07-10.
13192 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
13193 the current function for tail call optimizations if the address
13194 of one of it its arguments is taken.
13196 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
13198 * cse.c (fold_rtx): Call equiv_constant only when necessary.
13200 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
13202 * function.c (expand_function_end): If current_function_calls_alloca,
13203 emit stack restore in a place that is reached when the function falls
13204 through at the end.
13206 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
13208 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
13209 rule to avoid matching inappropriate suffix rule.
13211 2005-01-26 Jan Hubicka <jh@suse.cz>
13213 PR tree-optimization/19241
13214 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13216 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13218 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13219 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
13220 of doubling.
13221 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13222 <sim*>: Always use crt1.o, regardless of N in simN.
13223 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13224 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13225 (CRT_CALL_STATIC_FUNCTION): Remove.
13226 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13227 use crt1.o, regardless of N in simN.
13228 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13229 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13230 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13231 case isystem setting.
13232 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13234 2005-01-25 Ian Lance Taylor <ian@airs.com>
13236 * gimple-low.c (block_may_fallthru): Correct handling of
13237 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13239 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13241 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13242 handlers to match indentation; nested under the mtune=* handler.
13243 Similar for mcpu= and march=.
13245 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
13247 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13248 * config/mips/linux64.h (LIB_SPEC): Likewise.
13249 * config/mn10300/linux.h (LIB_SPEC): Likewise.
13250 * config/sh/linux.h (LIB_SPEC): Likewise.
13252 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
13254 * config/frv/frv.c (frv_legitimize_tls_address): New.
13255 (TARGET_HAVE_TLS): Define.
13256 (FRV_SYMBOL_REF_TLS_P): Define.
13257 (frv_override_options): Handle new register classes.
13258 (frv_legitimate_address_p): Reject tls addresses.
13259 (frv_legitimize_address): Handle TLS addresses.
13260 (gen_inlined_tls_plt): New.
13261 (gen_tlsmoff): New.
13262 (frv_legitimize_tls_address): New.
13263 (unspec_got_name): Add TLS entries.
13264 (got12_operand): Add R_FRV_TLSMOFF12 case.
13265 (frv_emit_move): Fixup TLS addresses.
13266 (frv_emit_movsi): Legitimize TLS addresses.
13268 * config/frv/frv.h (MASK_BIG_TLS): New.
13269 (TARGET_BIG_TLS): New.
13270 (HAVE_AS_TLS): Define.
13271 (TARGET_SWITCHES): Add -mTLS and -mtls options.
13272 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13273 (REG_CLASS_NAMES): Same.
13274 (REG_CLASS_CONTENTS): Same.
13275 (CONSTRAINT_LEN): New.
13276 (REG_CLASS_FROM_CONSTRAINT): New.
13277 (PREDICATE_CODES): Add symbolic_operand.
13279 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13280 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13281 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13282 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13283 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13284 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13285 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13286 GR9_REG, GR14_REG, LRREG.
13287 (type): Add load_or_call attribute.
13288 ("load_or_call"): New reservation.
13289 ("call_gettlsoff"): New.
13290 ("tls_indirect_call"): New.
13291 ("tls_load_gottlsoff12"): New.
13292 ("tlsoff_hilo"): New.
13293 ("tls_tlsdesc_ldd"): New.
13294 ("tls_tlsoff_ld"): New.
13295 ("tls_lddi"): New.
13297 * config/frv/frv-protos.h (symbolic_operand): Protoize.
13299 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
13301 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13302 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13303 * config/frv/frv.c (TLS_BIAS): Define.
13304 (frv_output_dwarf_dtprel): New.
13306 2005-01-26 Jakub Jelinek <jakub@redhat.com>
13308 PR rtl-optimization/19579
13309 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13310 both A and B, see if they don't clobber registers the other expr uses.
13312 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
13314 * real.c (do_add): Initialize signalling and canonical members.
13316 * real.c (real_from_integer): Zero out destination.
13318 2005-01-18 Jan Hubicka <jh@suse.cz>
13320 PR tree-optimize/19337
13321 * tree-inline.c (initialize_inlined_parameters): Copy
13322 saved_static_chain_decl only.
13324 2005-01-25 Richard Henderson <rth@redhat.com>
13326 PR target/19556
13327 PR target/19584
13328 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13329 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13330 80387 enabled, to return a proper subclass. Return the subset that
13331 overlaps with GENERAL_REGS for PLUS.
13332 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13334 2005-01-25 Richard Henderson <rth@redhat.com>
13336 PR middle-end/19609
13337 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13339 2005-01-25 Roger Sayle <roger@eyesopen.com>
13341 * expmed.c (choose_multiplier): Change interface to return the
13342 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13343 (expand_divmod): Update calls to choose_multiplier.
13345 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13347 PR middle-end/19330
13348 * expmed.c (extract_bit_field): Use adjust_address instead of
13349 gen_lowpart when op0 is a MEM.
13351 2005-01-24 Steven Bosscher <stevenb@suse.de>
13353 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13355 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13357 * config/mips/irix-csr.c: New file.
13358 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13359 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13360 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13361 executables.
13363 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13365 PR bootstrap/19364
13366 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13367 sparc/elf.h, add sparc/sp-elf.h.
13368 (sparc-*-rtems*): Likewise.
13369 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13370 tm-dwarf2.h, add sparc/sp-elf.h.
13371 (sparc86x-*-elf): Likewise.
13372 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13373 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13374 TARGET_OS_CPP_BUILTINS.
13375 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13376 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13377 Undefine it.
13378 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13379 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13380 (SWITCH_TAKES_ARG): Likewise.
13381 (LOCAL_LABEL_PREFIX): Likewise.
13382 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13383 (TARGET_N_FORMAT_TYPES): Delete.
13384 (TARGET_FORMAT_TYPES): Likewise.
13385 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13386 * config/sparc/elf.h: Delete.
13387 * config/sparc/sp-elf.h: New file.
13389 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13391 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13392 * tree-flow.h: Remove the corresponding prototype.
13393 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13394 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13396 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13398 PR target/17751
13399 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13400 for AIX ABI or ELF -fPIC.
13401 (rs6000_emit_load_toc_table): Don't create toc_section here.
13402 (rs6000_xcoff_file_start): Nor here.
13404 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13406 * sh.c (ra.h): Don't #include.
13407 (hard_regs_intersect_p): New function, resurrected from ra.c.
13409 * sh.c: Fix 1996 Copyright.
13411 2005-01-24 Richard Henderson <rth@redhat.com>
13412 Aldy Hernandez <aldyh@redhat.com>
13414 * regrename.c (note_sets): Handle subregs.
13416 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13418 PR bootstrap/18058
13419 * genconditions.c (write_header, write_conditions): Elide file if
13420 not GCC >= 3.0.1.
13422 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13424 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13425 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13426 Update copyright.
13428 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13430 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13431 expand_builtin_printf, expand_builtin_fprintf,
13432 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13433 checking against POINTER_TYPE.
13434 (validate_arglist): Handle POINTER_TYPE code by checking
13435 POINTER_TYPE_P.
13437 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13439 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13440 init_rtlanal): New.
13441 (for_each_rtx): Call for_each_rtx_1.
13442 * rtl.h (init_rtlanal): Declare.
13443 * toplev.c (backend_init): Call init_rtlanal.
13445 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13447 * flow.c (propagate_one_insn): Formatting.
13449 PR middle-end/19551
13450 * flow.c (libcall_dead_p): Be more conservative if unsure.
13451 If there are any instructions between insn and call, see if they are
13452 all dead before saying the libcall is dead.
13454 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13456 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13457 operand constraint for operand 0.
13459 2005-01-23 Richard Henderson <rth@redhat.com>
13461 PR 19486
13462 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13463 edges leading to join block.
13465 2005-01-23 Roger Sayle <roger@eyesopen.com>
13467 * expmed.c (expand_mult_highpart): Make static. Change type of
13468 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13469 (expand_divmod): Updates calls to expand_mult_highpart by using
13470 gen_int_mode to pass a CONST_INT rtx.
13471 * rtl.h (expand_mult_highpart): Remove prototype.
13473 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13475 * flow.c (regset_bytes, regset_size): Remove.
13477 * cfganal.c: Fix a reference to Harvey's paper.
13479 2005-01-23 Steven Bosscher <stevenb@suse.de>
13481 PR rtl-optimization/19464
13482 * tree-optimize.c (init_tree_optimization_passes): Add one more
13483 copyrename pass just before out-of-ssa.
13485 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13487 PR bootstrap/18058
13488 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13489 * ggc-none.c (ggc_free): Define.
13491 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13493 * cse.c (max_reg, max_insn_uid): Remove.
13494 (cse_main): Don't access max_reg or max_insn_uid.
13496 * c-common.c (explicit_flag_signed_bitfields,
13497 lang_statement_code_p, lang_expand_function_end): Remove.
13498 * c-common.h: Remove the corresponding declarations.
13499 * c-opts.c (c_common_handle_option): Remove all write access
13500 to explicit_flag_signed_bitfields.
13502 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13503 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13504 * cgraph.h: Remove the corresponding declaration.
13506 * gcse.c (null_pointer_info): Remove.
13508 2005-01-23 Roger Sayle <roger@eyesopen.com>
13509 Eric Botcazou <ebotcazou@libertysurf.fr>
13511 * combine.c (simplify_logical): Only simplify logical expressions
13512 of the form ior(and(x,y),z) by the inverse distributive law if the
13513 result is cheaper than the original.
13515 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13517 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13518 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13519 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13520 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13521 config/freebsd-spec.h, config/arm/arm.h,
13522 config/h8300/h8300.md, config/i386/i386.md,
13523 config/i386/predicates.md, config/i386/sse.md,
13524 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13525 config/vax/vax.md: Fix comment typos. Follow spelling
13526 conventions.
13528 2005-01-23 Steven Bosscher <stevenb@suse.de>
13530 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13531 tests, instead of `less than'.
13533 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13535 * function.c (assign_parm_setup_block): When creating a new stack slot
13536 for a parameter, get its alignment from the parameter's DECL_ALIGN
13537 rather than the type's TYPE_ALIGN. Make sure that the parameter
13538 is at least word aligned.
13540 2005-01-22 Roger Sayle <roger@eyesopen.com>
13542 PR middle-end/19378
13543 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13545 2005-01-22 Richard Henderson <rth@redhat.com>
13547 PR target/19506
13548 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13549 in both compare operands.
13550 (movdfcc_1_sse_max): Likewise.
13551 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13552 (movdfcc_1_sse): Likewise.
13553 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13554 scratch register as needed.
13556 2005-01-22 Richard Henderson <rth@redhat.com>
13558 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13560 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13562 2005-01-22 Richard Henderson <rth@redhat.com>
13564 * genopinit.c (optabs): Use smin/smax for floating point too.
13565 * doc/md.texi: Update to match. Clarify that floating point
13566 results are undefined for +0/-0 and NaN.
13567 * doc/rtl.texi: Likewise.
13568 * rtl.def (SMIN, SMAX): Likewise
13569 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13571 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13572 leading 's' to the name.
13573 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13574 smaxxf3, sminxf3): Likewise.
13575 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13576 Likewise.
13578 2005-01-22 Paul Brook <paul@codesourcery.com>
13580 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13582 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13584 * config/s390/s390.c (struct processor_costs): New fields
13585 dlgr, dlr, dr, dsgfr, dsgr.
13586 (z900_cost, z990_cost): Values for new fields.
13587 (s390_rtx_costs): New cases MEM und COMPARE in switch
13588 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13589 DIV, MOD, UDIV, UMOD.
13591 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13593 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13594 into the register being decremented.
13595 ("doloop_si31", "doloop_di"): Likewise.
13596 ("*doloop_si_long"): Adapt pattern.
13598 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13600 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13601 access registers.
13602 (CLASS_MAX_NREGS): Likewise.
13604 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13606 * doc/tree-ssa.texi (Statement Operands): Add example for new
13607 must-def macro. Note deprecation of old operands interface.
13609 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13611 PR tree-optimization/19484
13612 * tree-cfg.c (remove_fallthru_edge): New function.
13613 (cleanup_control_flow): Remove fallthru edges from calls that are
13614 now known not to return.
13616 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13618 Fix PR tree-optimization/19038
13619 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13620 copies with loop variant ones.
13622 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13624 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13625 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13626 config/alpha/alpha.md, config/alpha/predicates.md,
13627 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13628 config/sparc/sol2.h: Update copyright.
13630 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13631 first label to see if it is a nonlocal label.
13633 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13634 Andrew Pinski <pinskia@physics.uc.edu>
13636 PR target/19491
13637 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13638 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13640 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13642 * config/rs6000/rtems.h: Update copyright.
13644 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13646 PR target/19548
13647 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13648 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13649 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13651 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13653 PR c/18809
13654 * c-typeck.c (convert_arguments): Check for error_mark_node.
13656 2005-01-21 Ian Lance Taylor <ian@airs.com>
13658 PR tree-optimization/13000
13659 * tree-inline.c: Include "tree-flow.h".
13660 (expand_call_inline): If warn_return_type, warn if non-void inline
13661 function falls through.
13662 * tree-cfg.c (execute_warn_function_return): Don't warn about
13663 control reaching end if TREE_NO_WARNING is set. Set
13664 TREE_NO_WARNING.
13665 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13666 has been lowered.
13667 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13668 branch if we don't need one.
13669 * c-typeck.c: Include "tree-flow.h"
13670 (c_finish_bc_stmt): Don't add a goto if the current statement
13671 list doesn't fall through to the current point.
13673 2005-01-21 Roger Sayle <roger@eyesopen.com>
13675 PR rtl-optimization/576
13676 * real.c (real_arithmetic): Change return type from void to bool
13677 to return an indication that the result may be inexact.
13678 * real.h (real_arithmeric): Update prototype.
13679 * fold-const.c (const_binop): Don't constant fold floating
13680 point expressions when the user specifies -frounding-math and
13681 the result may depend upon the run-time rounding mode.
13682 (fold_convert_const_real_from_real): Clean-up.
13683 (fold_initializer): Ignore flag_rounding_math for initializers.
13684 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13685 constant fold FP operations with flag_rounding_math if the
13686 result may depend upon the run-time rounding mode.
13688 2005-01-21 Tom Tromey <tromey@redhat.com>
13690 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13692 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13694 * tree-cfg.c: Fix comment typos.
13696 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13698 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13699 around the call to rest_of_handle_branch_target_load_optimize.
13701 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13703 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13704 (sparc64-*-openbsd*): Likewise.
13705 (sparclite-*-elf*): Include tm-dwarf2.h.
13706 (sparc86x-*-elf*): Likewise.
13707 (sparc64-*-elf*): Likewise.
13708 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13709 (DBX_DEBUGGING_INFO): Likewise.
13710 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13711 (PREFERRED_DEBUGGING_TYPE): Likewise.
13712 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13713 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13714 (PREFERRED_DEBUGGING_TYPE): Likewise.
13715 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13716 (PREFERRED_DEBUGGING_TYPE): Likewise.
13717 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13719 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13721 PR target/18701
13722 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13724 2005-01-20 Paul Brook <paul@codesourcery.com>
13726 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13728 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13730 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13731 label is first in a sequence of labels.
13733 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13735 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13736 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13738 * doc/sourcebuild.texi (Test Directives): New.
13740 2005-01-20 Roger Sayle <roger@eyesopen.com>
13742 * real.c (real_floor): Don't leave the result uninitialized when
13743 mode is VOIDMode, but return the unrounded intermediate value.
13744 (real_ceil): Likewise.
13746 2005-01-20 Paul Brook <paul@codesourcery.com>
13748 * config/arm/arm.md (insv): Use gen_int_mode.
13750 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13752 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13753 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13754 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13755 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13756 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13758 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13760 Fix PR debug/19124
13761 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13762 fbreg, so we have to assume we can't.
13763 (loc_descriptor_from_tree_1): Ditto.
13764 (containing_function_has_frame_base): New function.
13765 (add_location_or_const_value_attribute): Use it.
13766 Also try to generate a frame_base from a single element location
13767 list.
13769 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13771 PR tree-optimization/15349
13772 * timevar.def (TV_TREE_MERGE_PHI): New.
13773 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13774 PHI_WANTED.
13775 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13776 calls to tree_forwarder_block_p.
13777 (remove_forwarder_block_with_phi, merge_phi_nodes,
13778 gate_merge_phi, pass_merge_phi): New.
13779 * tree-optimize.c (init_tree_optimization_passes): Add
13780 pass_merge_phi.
13781 * tree-pass.h: Add an extern for pass_merge_phi;
13783 2005-01-20 Richard Henderson <rth@redhat.com>
13785 PR target/19418
13786 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13787 (_mm_castps_pd, _mm_castps_si128): New.
13788 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13790 2005-01-20 Richard Henderson <rth@redhat.com>
13792 PR target/19530
13793 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13794 __builtin_ia32_vec_init_v2si.
13795 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13796 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13797 (ix86_init_mmx_sse_builtins): Create it.
13798 (ix86_expand_builtin): Expand it.
13799 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13800 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13801 (vec_extractv2si_0, vec_extractv2si_1): New.
13803 2005-01-20 Richard Henderson <rth@redhat.com>
13805 PR target/16533
13806 * config/i386/i386.c (ix86_expand_push): New.
13807 * config/i386/mmx.md (push<MMXMODE>1): New.
13808 * config/i386/sse.md (push<SSEMODE>1): New.
13809 * config/i386/i386-protos.h: Update.
13811 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13813 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13814 copyright.
13816 2005-01-20 Richard Henderson <rth@redhat.com>
13818 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13819 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13821 2005-01-19 Richard Henderson <rth@redhat.com>
13823 PR target/19350
13824 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13825 to V4SFmode in SSE1 fallback load path.
13827 2005-01-19 Richard Henderson <rth@redhat.com>
13829 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13830 in QImode expansion to ix86_expand_vector_set.
13831 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13833 2005-01-19 Richard Henderson <rth@redhat.com>
13835 PR target/19511
13836 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13837 subclass of the input class.
13838 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13839 Always true for cross-SSE1 classes. Rationalize conditionals.
13840 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13841 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13842 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13843 (movdi_2): Add MMX/SSE zeros.
13844 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13845 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13846 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13847 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13848 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13849 (zero_extendsidi2_rex64_1): Remove.
13850 (MOV0 peephole): Check GENERAL_REG_P.
13852 2005-01-19 Richard Henderson <rth@redhat.com>
13854 PR target/19427
13855 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13856 shufps elements.
13857 (ix86_expand_vector_extract): Likewise.
13859 2005-01-19 Richard Henderson <rth@redhat.com>
13861 PR middle-end/19304
13862 * expr.c (emit_move_change_mode): New argument force; use
13863 simplify_gen_subreg if true.
13864 (emit_move_via_alt_mode): Merge into ...
13865 (emit_move_via_integer): ... here.
13866 (emit_move_ccmode): Use emit_move_change_mode directly.
13868 2005-01-19 Richard Henderson <rth@redhat.com>
13870 PR target/19518
13871 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13872 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13873 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13874 rtl if true.
13875 (alpha_emit_set_const): Likewise. Make static.
13876 (alpha_emit_set_long_const): Make static.
13877 (alpha_extract_integer): Split out from alpha_expand_mov.
13878 (alpha_split_const_mov): Likewise.
13879 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13880 (alpha_legitimate_constant_p): New.
13881 * config/alpha/alpha-protos.h: Update.
13882 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13883 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13884 * config/alpha/alpha.md (movsi): Add n alternative.
13885 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13886 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13887 (splitters for all of the above): Use alpha_split_const_mov.
13888 * config/alpha/predicates.md (non_add_const_operand): New.
13889 (non_zero_const_operand): New.
13890 (input_operand): Use alpha_legitimate_constant_p after reload.
13892 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13894 PR tree-optimization/19038
13895 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13896 (add_candidate): Add ivs with increment in latch only if
13897 allow_ip_end_pos_p is true.
13898 (determine_iv_cost): Use empty_block_p.
13900 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13902 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13903 (compute_dominance_frontiers): Ditto.
13905 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13907 PR target/19529
13908 * config/sh/t-rtems: New.
13909 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13911 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13913 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13914 the offset of the selected field.
13916 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13918 * tree-cfg.c (remove_forwarder_block): Fix the check to
13919 prevent a nonlocal label from appearing in the middle of a
13920 basic block.
13922 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13924 PR rtl-optimization/19462
13925 * reorg.c (find_end_label): Create return insn only if
13926 current_function_epilogue_delay_list is empty.
13928 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13930 * doc/passes.texi: Remove paragraph mentioning new-ra.
13932 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13934 PR rtl-optimization/15139
13935 * combine.c: Include params.h.
13936 (count_rtxs): New function.
13937 (record_value_for_reg): If replace_rtx would replace at least
13938 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13939 (clobber (const_int 0)) instead of TEM.
13940 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13941 * params.h (MAX_LAST_VALUE_RTL): New.
13942 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13943 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13945 PR c/17297
13946 * c-typeck.c (digest_init): Only call build_vector if all constructor
13947 elements are *_CST nodes.
13948 * gimplify.c (gimplify_init_constructor): Likewise.
13950 PR middle-end/19164
13951 * c-typeck.c (digest_init): Only call build_vector if inside_init
13952 is a CONSTRUCTOR.
13954 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13956 * toplev.c (init_asm_output): Remove dead #ifdef.
13958 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13960 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13962 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13964 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13965 accessing DECL_FUNCTION_CODE.
13966 * dojump.c (do_jump): Likewise.
13967 * gimplify.c (gimplify_call_expr): Likewise.
13968 * predict.c (expr_expected_value): Likewise.
13969 (strip_builtin_expect): Likewise.
13970 * tree-inline.c (estimate_num_insns_1): Likewise.
13971 * tree-ssa-loop-im.c (stmt_cost): Likewise
13972 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13973 (tree_expr_nonnegative_p): Likewise.
13975 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13977 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13978 variant of the load_pcrel_sym pattern.
13979 * config/sparc/sparc.md (P macro): Move to the top.
13980 (load_pcrel_sym): Macroize using P.
13981 (save_register_window): Likewise.
13983 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13985 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13986 ("sordered"): Same.
13988 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13990 PR C/19472
13991 * c-typeck.c (build_asm_expr): Strip nops off
13992 input memory operands.
13994 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13996 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13997 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13998 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13999 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
14001 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
14003 PR target/19379
14004 * config/i386/i386.c (override_options): If the 80387 is disabled,
14005 then do not return FP values using FP registers.
14007 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
14009 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
14010 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
14011 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
14012 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
14013 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
14014 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
14015 output.h, postreload-gcse.c, postreload.c, recog.c,
14016 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
14017 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
14018 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
14019 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
14020 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
14021 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
14022 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
14023 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
14025 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
14026 config/alpha/alpha.c, config/arm/vfp.md,
14027 config/i386/emmintrin.h, config/i386/i386-modes.def,
14028 config/i386/i386-protos.h, config/i386/i386.h,
14029 config/i386/pmmintrin.h, config/i386/ppro.md,
14030 config/i386/predicates.md, config/i386/xmmintrin.h,
14031 config/i860/i860.c, config/ia64/ia64-modes.def,
14032 config/ia64/ia64-protos.h, config/ia64/ia64.h,
14033 config/ia64/ia64.md, config/ia64/itanium1.md,
14034 config/ia64/itanium2.md, config/ia64/predicates.md,
14035 config/iq2000/iq2000.h, config/mips/linux64.h,
14036 config/rs6000/aix41.h, config/rs6000/aix43.h,
14037 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
14038 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
14039 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
14040 config/sparc/linux64.h, config/sparc/litecoff.h,
14041 config/sparc/sp64-elf.h, config/sparc/sparc.c,
14042 config/sparc/sparc.h, config/sparc/sparc.md,
14043 config/sparc/sysv4-only.h: Update copyright.
14045 2005-01-18 Richard Henderson <rth@redhat.com>
14047 PR target/19496
14048 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
14050 2005-01-18 Marc Espie <espie@openbsd.org>
14051 * config/i386/openbsdelf.h: Typo.
14053 2005-01-18 Richard Henderson <rth@redhat.com>
14055 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
14056 special case for sse.
14057 * config/i386/predicates.md (sse_comparison_operator): Likewise.
14059 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
14061 * tree-inline.c (estimate_num_insns_1): Added cases for
14062 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
14064 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14066 PR rtl-optimization/19296
14067 * combine.c (simplify_comparison): Rewrite the condition under
14068 which a non-paradoxical SUBREG of a PLUS can be lifted when
14069 compared against a constant.
14071 2005-01-18 Andi Kleen <ak@muc.de>
14073 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
14074 * c.opt (-Wpointer-sign): Add.
14075 * doc/invoke.texi: (-Wpointer-sign): Add.
14077 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14079 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
14080 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
14081 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
14082 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
14083 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
14084 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
14085 for TARGET_MIX_SSE_I387.
14086 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
14087 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
14088 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
14089 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
14090 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
14091 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
14092 TARGET_MIX_SSE_I387.
14093 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
14094 from expander.
14096 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14098 PR target/19424
14099 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
14100 Add movaps alternative for xmm reg->reg move.
14102 2005-01-17 Jeff Law <law@redhat.com>
14104 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
14105 at the end of the main DOM loop rather than just before DOM exits.
14107 2005-01-17 Diego Novillo <dnovillo@redhat.com>
14109 PR tree-optimization/19121
14110 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
14111 adding aliases to a name tag, also add them to the pointer's
14112 type tag.
14113 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
14114 sensitive alias info at all. Only check that the two pointers
14115 have compatible pointed-to sets.
14116 * tree-ssa.c (verify_name_tags): Verify that the alias set of
14117 a pointer's type tag is a superset of the alias set of the
14118 pointer's name tag.
14120 2005-01-17 James E Wilson <wilson@specifixinc.com>
14122 PR target/19357
14123 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
14124 comment to document why.
14126 2005-01-17 Richard Henderson <rth@redhat.com>
14128 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
14129 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
14130 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
14131 sse2_vmsminv2df3_finite): New.
14132 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
14133 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
14134 Force op1 into register.
14136 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
14138 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
14139 bubblestrap from always rebuilding build directory.
14141 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
14143 * config/s390/s390.md ("*clc"): Remove incorrect '='.
14144 ("*cmpmem_short"): Likewise.
14146 2005-01-17 Steven Bosscher <stevenb@suse.de>
14148 * basic-block.h: Document BB_* flags.
14149 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
14150 use an sbitmap instead.
14151 * sched-rgn.c (compute_trg_info): Likewise.
14153 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
14155 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
14156 redundant target_cpu_default and extra_parts lines. Use the default
14157 "from-abi" ISA.
14158 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
14159 (SUBTARGET_EXTRA_SPECS): Delete.
14160 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
14161 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
14162 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
14163 and "n32" for -mabi=n32.
14165 2005-01-17 Ian Lance Taylor <ian@airs.com>
14167 PR c/5675
14168 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
14169 fold constant variables into initial values.
14171 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14173 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
14175 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
14176 through the statements backward.
14178 2005-01-17 Ian Lance Taylor <ian@airs.com>
14180 PR middle-end/13127:
14181 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
14182 a variable set to the return value of the inlined function.
14184 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
14186 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
14187 when modes are tieable.
14189 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
14191 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
14192 of pthread_create to find out if threads are enabled.
14193 * gthr-posix95.h (__gthread_active_p): Likewise.
14195 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14197 * common.opt (-fnew-ra): Remove.
14198 * ra*.*: Remove.
14199 * toplev.h (flag_new_regalloc): Remove.
14200 * Makefile.in (ra*.*): Don't mention.
14201 * passes.c (rest_of_handle_new_regalloc): Remove.
14202 (rest_of_handle_combine, rest_of_compilation): Always consider
14203 flag_new_regalloc as false.
14204 * doc/invoke.texi: Don't document -fnew-ra.
14206 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14208 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
14209 last parameter to reg_scan.
14210 * loop.c (loop_optimize): Likewise.
14211 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14212 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14213 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14214 rest_of_handle_gcse, rest_of_handle_loop_optimize,
14215 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14216 * regclass.c (reg_scan): Likewise, for the declaration.
14217 * rtl.h (reg_scan): Likewise, for the prototype.
14219 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14221 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14222 mark_dfs_back_edges.
14224 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
14226 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14227 (compute_avail): Uses don't go in tmp_gen.
14229 2005-01-16 Steven Bosscher <stevenb@suse.de>
14231 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14232 loop to look for a free slot in a page entry.
14234 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14236 PR target/16304
14237 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14238 * toplev.c (compile_file): Call process_pending_assemble_output_defs
14239 just before targetm.asm_out.file_end.
14240 * tree.h (process_pending_assemble_output_defs): Declare.
14241 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14242 New functions.
14243 (assemble_alias): Defer generation of assembly code for defines when
14244 TARGET_DEFERRED_OUTPUT_DEFS is true.
14245 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14246 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14247 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14249 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14251 PR target/19336
14252 * pa.c (pa_scalar_mode_supported_p): New function.
14253 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14254 * pa.h (MIN_UNITS_PER_WORD): Add comment.
14256 * pa-protos.h (prefetch_operand): Delete.
14257 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14258 * pa.c (prefetch_operand): Delete.
14259 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14260 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14261 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
14262 and prefetch_nocc_operand.
14263 * pa.md (prefetch): Rework to avoid reload problems handling short
14264 displacements when a cache control completer needs to be provided.
14265 (prefetch_32, prefetch_64): Delete.
14266 (prefetch_cc, prefetch_nocc): New patterns.
14268 2005-01-15 David Edelsohn <edelsohn@gnu.org>
14270 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14272 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14274 PR ada/19388
14275 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14276 exceeds maximum alignment for global common data.
14277 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14278 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14280 2004-01-15 Roger Sayle <roger@eyesopen.com>
14282 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14284 2004-01-15 Roger Sayle <roger@eyesopen.com>
14286 * harg-reg-set.h (reg_class_names): Prototype global array.
14287 * regclass.c (reg_class_names): Declare here and initialize to
14288 REG_CLASS_NAMES.
14289 (dump_regclass): Remove local declaration of reg_class_names.
14290 (regclass): Likewise.
14291 * cfg.c (dump_flow_info): Likewise.
14292 * ra-debug.c (reg_class_names): Likewise.
14293 * regrename.c (reg_class_names): Likewise.
14294 * reload.c (reg_class_names): Likewise.
14295 * reload1.c (spill_failure): Likewise.
14296 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14298 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
14300 * config/s390/s390.md ("reload_outti"): Remove predicate for
14301 output operand. Abort if operand is not a MEM.
14302 ("reload_outdi", "reload_outdf"): Likewise.
14304 2005-01-15 Marc Espie <espie@openbsd.org>
14306 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14307 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14308 * config/openbsd.h: Fix C++ includes for native configurations.
14309 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
14310 Add trampoline support.
14311 * config/i386/openbsdelf.h: New.
14313 2005-01-15 Marc Espie <espie@openbsd.org>
14315 * collect2.c (main): Explicitly parse -dynamic-linker option.
14317 2005-01-15 Jakub Jelinek <jakub@redhat.com>
14319 PR tree-optimization/19060
14320 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14321 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14322 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14323 and handle extract_range_from_cond returning false.
14324 * fold-const.c (fold): Optimize comparisons with min/max even for
14325 width > HOST_BITS_PER_WIDE_INT.
14327 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14329 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14330 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14331 Remove little endian multilib variants.
14332 Add mips32 multilib variant.
14334 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14336 * explow.c (copy_all_reg, stabilize): Remove.
14337 * expr.h: Remove the corresponding prototypes.
14339 * rtlanal.c (regs_set_between_p): Remove.
14340 * rtl.h: Remove the corresponding prototype.
14342 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14344 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14345 to rs6000_nonimmediate_operand.
14346 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14347 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14348 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14349 rs6000_nonimmediate_operand.
14350 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14351 rs6000_nonimmediate_operand.
14353 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14355 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14357 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14359 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14360 on e500v2.
14361 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14362 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14364 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14365 (rs6k_nonimmediate_operand): New.
14366 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14367 correctly.
14368 (legitimate_lo_sum_address_p): Same.
14369 (rs6000_legitimize_address): Same.
14370 (rs6000_legitimize_reload_address): Same.
14371 (rs6000_legitimate_address): Same.
14372 (spe_build_register_parallel): Pass DF and DC modes in a DI
14373 register.
14375 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14376 to rs6k_nonimmediate_operand.
14378 * config/rs6000/spe.md ("*frob_df_di"): New.
14379 ("*frob_di_df"): New.
14380 ("*frob_di_df_2"): New.
14381 ("*mov_sidf_e500_subreg0"): New.
14382 ("*mov_sidf_e500_subreg4"): New.
14383 ("*movdf_e500_double"): Change predicate to
14384 rs6k_nonimmediate_operand.
14386 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14388 * postreload.c (move2add_note_store): Only call
14389 trunc_int_for_mode on scalar integers.
14391 2005-01-14 Steven Bosscher <stevenb@suse.de>
14393 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14394 replace BB_VISITED uses.
14395 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14396 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14397 (tree_dce_done): Free visited_control_parents.
14398 (perform_tree_ssa_dce): Allocate and clear it.
14399 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14400 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14401 instead of BB_VISITED.
14403 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14405 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14406 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14407 Remove unused prototypes.
14409 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14411 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14412 64-bit register usage.
14413 (spe_func_has_64bit_regs_p): Add FIXME note.
14415 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14417 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14418 flag_finite_math_only with flag_unsafe_math_optimizations.
14420 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14422 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14423 end-of-stack check.
14424 (__tpf_eh_return): Copy TPF private stack area from the module
14425 boundary stack frame. Add check for when module addresses are
14426 equal, but no stub address is found.
14428 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14430 PR target/7525
14431 * arm.h (struct machine_function): Add call_via field.
14432 (thumb_call_via_label): Declare.
14433 * arm.c (thumb_call_via_label): New variable.
14434 (thumb_call_reg_needed): New variable.
14435 (arm_output_function_epilogue): For Thumb code, output any per-function
14436 call-indirect trampolines.
14437 (thumb_call_via_reg): New function.
14438 (arm_file_end): New function.
14439 (TARGET_ASM_FILE_END): Call arm_file_end.
14440 (aof_file_end): Likewise.
14441 * arm-protos.h (thumb_call_via_reg): Declare.
14442 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14443 thumb_call_via_reg in normal case.
14445 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14447 PR middle-end/19084
14448 PR rtl-optimization/19348
14449 * recog.c (peephole2_optimize): Do global life update if some peephole
14450 decides it doesn't need at least one of its inputs and that change
14451 influences liveness at the start of the basic block.
14453 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14454 arguments instead of 1.
14456 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14458 PR middle-end/18820
14459 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14460 zero for nested functions needing a static chain or functions
14461 with a non-constant address.
14463 2005-01-13 Roger Sayle <roger@eyesopen.com>
14465 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14466 (and (sign_extend X) C) into (zero_extend (and X C)).
14468 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14470 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14472 2005-01-13 Richard Henderson <rth@redhat.com>
14474 PR target/19009
14475 PR target/19250
14476 PR target/19252
14477 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14478 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14479 not just TARGET_SSE.
14480 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14481 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14482 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14483 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14484 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14485 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14486 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14487 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14488 (movdicc_c_rex64): Rename with '*'.
14489 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14490 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14491 (movsfcc_1_387): Rename from movsfcc_1.
14492 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14493 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14494 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14495 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14496 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14497 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14498 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14499 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14500 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14501 sse_movdfcc_const0_4): Remove.
14502 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14503 recognize min/max early. Update for changed sse cmove patterns.
14504 (ix86_split_sse_movcc): New.
14505 * config/i386/i386-protos.h: Update.
14507 2005-01-13 Steven Bosscher <stevenb@suse.de>
14509 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14510 (fix_stmt_v_may_defs): Likewise.
14512 2005-01-13 Richard Henderson <rth@redhat.com>
14514 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14515 for converting the mask.
14517 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14519 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14520 definition to 600.
14522 2005-01-13 Richard Henderson <rth@redhat.com>
14524 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14525 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14526 IX86_BUILTIN_MOVDQ2Q): Remove.
14527 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14528 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14529 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14530 shuffling.
14531 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14532 (sse2_pextrw): Fix immediate constraint.
14533 (sse2_loadq, sse2_loadq_rex64): Remove.
14534 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14535 Use __builtin_ia32_vec_ext_<size>.
14536 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14538 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14540 * function.c (assign_parm_setup_block): Look inside original
14541 entry_parm when inspecting PARALLEL.
14543 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14544 Joel Sherrill <joel@oarcorp.com>
14546 PR target/19399
14547 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14548 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14549 rtems_gxx_recursive_mutex_init.
14550 (__gthread_recursive_mutex_lock): New function.
14551 (__gthread_recursive_mutex_trylock): Likewise.
14552 (__gthread_recursive_mutex_unlock): Likewise.
14554 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14556 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14558 2005-01-13 Jan Beulich <jbeulich@novell.com>
14560 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14561 (ashrti3_internal): Indicate output is early clobber. Generate result
14562 into output rather than first input. Use move for low word of output
14563 if shift count is exactly 64.
14564 (lshrti3_internal): Likewise.
14566 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14568 PR target/18329
14569 PR target/18330
14570 * reload1.c (delete_output_reload): Don't delete an output reload
14571 if the pseudo lives longer than a single basic block. Adjust and
14572 improve wording of comment.
14574 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14576 PR target/19334
14577 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14578 of TYPE_SIZE where we mean the number of bytes.
14580 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14582 * function.c (assign_parm_setup_block): Relax condition on
14583 multi-register optimization.
14585 2005-01-12 Nick Clifton <nickc@redhat.com>
14587 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14588 an "in_delay_slot" attribute of "no" to prevent them being used in
14589 delay slots. This is forbidden because they might generate
14590 exceptions.
14592 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14594 PR target/19389
14595 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14596 with r->Y and Y->r.
14598 2005-01-12 Nick Clifton <nickc@redhat.com>
14600 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14601 passed on to GAS) but do not define, as GAS no longer supports or
14602 needs the -m2000 option.
14604 2005-01-11 Roger Sayle <roger@eyesopen.com>
14606 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14607 type as args of unprototyped builtins aren't automatically promoted.
14608 (fold_builtin_abs): Likewise.
14610 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14612 * Makefile.in: Set a `build-warn' variable.
14614 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14616 PR tree-optimization/17949
14617 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14618 (find_interesting_uses_address): Use it.
14620 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14622 * regrename.c (kill_value): Handle subreg's that won't simplify.
14624 2005-01-11 Richard Henderson <rth@redhat.com>
14626 PR target/13366
14627 * config/i386/i386.h (enum ix86_builtins): Move ...
14628 * config/i386/i386.c: ... here.
14629 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14630 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14631 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14632 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14633 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14634 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14635 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14636 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14637 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14638 IX86_BUILTIN_LOADDDUP): Remove.
14639 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14640 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14641 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14642 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14643 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14644 (ix86_init_builtins): Make static.
14645 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14646 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14647 if all the modes match. Otherwise, fake it.
14648 (get_element_number, ix86_expand_vec_init_builtin,
14649 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14650 (ix86_expand_builtin): Make static. Update for changed builtins.
14651 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14652 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14653 (ix86_expand_vector_init_duplicate): New.
14654 (ix86_expand_vector_init_low_nonzero): New.
14655 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14656 Split out from ix86_expand_vector_init; handle integer modes.
14657 (ix86_expand_vector_init): Use them.
14658 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14659 * config/i386/i386-protos.h: Update.
14660 * config/i386/predicates.md (reg_or_0_operand): New.
14661 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14662 (movv2sf_internal): Likewise. And a splitter to match them all.
14663 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14664 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14665 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14666 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14667 (mmx_pinsrw): Fix operand ordering.
14668 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14669 rather than sse_loadss expander.
14670 (movv2df splitter): Similarly.
14671 (sse_loadss, sse_loadlss): Remove.
14672 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14673 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14674 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14675 (sse3_movddup): Rename with '*'.
14676 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14677 (sse2_loadsd): Remove.
14678 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14679 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14680 (sse2_pinsrw): Fix argument ordering.
14681 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14682 (sse2_stored): Remove 'r' destination.
14683 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14684 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14685 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14686 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14687 vec_extractv16qi, vec_initv16qi): New.
14689 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14690 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14691 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14692 constructor form.
14693 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14694 (_mm_load_si128, _mm_store_si128): Likewise.
14695 (_mm_load1_pd): Use _mm_set1_pd.
14696 (_mm_load_sd): Use _mm_set_sd.
14697 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14698 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14699 (_mm_set_epi64): Use _mm_set_epi64x.
14700 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14701 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14702 _mm_setr_epi8): Use _mm_set_foo form.
14703 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14704 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14705 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14706 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14707 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14708 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14709 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14710 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14711 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14712 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14713 (_mm_movedup_pd): Use _mm_shuffle_pd.
14714 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14715 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14716 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14717 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14718 Use _mm_setzero_ps.
14719 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14720 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14721 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14722 (_mm_store_ps): Use raw dereference.
14723 (_mm_store1_ps): Use _mm_storeu_ps.
14724 (_mm_storer_ps): Use _mm_store_ps.
14725 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14726 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14728 2005-01-11 Stan Shebs <shebs@apple.com>
14730 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14731 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14733 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14735 PR target/18761
14736 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14737 Skip all DECLs except for FIELD_DECLs.
14739 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14741 * config/s390/s390.c (override_options): Return error if
14742 -mbackchain, -mpacked-stack and -mhard-float are used together.
14743 (s390_va_start): Remove the backchain && packed-stack special case.
14744 (s390_gimplify_va_arg): Likewise.
14745 * doc/invoke.texi: Remove the ABI incompatibility note.
14747 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14749 * config/s390/s390.c (struct s390_frame_layout): Remove
14750 save_backchain_p.
14751 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14752 save_backchain_p with TARGET_BACKCHAIN.
14754 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14756 PR target/18916
14757 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14758 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14759 * function.c (locate_and_pad_parm): Set new field.
14760 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14761 Tweak where_pad test to include "none". Always set mem align for
14762 stack_parm.
14763 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14764 not sufficient for type.
14765 (assign_parm_setup_block): If stack_parm is zero on entry, always
14766 make a new stack local. Block move old stack parm if necessary
14767 to new aligned stack local.
14768 (assign_parm_setup_stack): Use a block move to handle
14769 potentially misaligned entry_parm.
14770 (assign_parms_unsplit_complex): Specify required alignment when
14771 creating stack local.
14772 * calls.c (compute_argument_addresses): Override alignment of stack
14773 arg calculated from its type with the alignment given by
14774 FUNCTION_ARG_BOUNDARY.
14775 (store_one_arg): Likewise.
14777 2005-01-11 Jan Beulich <jbeulich@novell.com>
14779 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14780 Change respective itanium_class attribute to ialu.
14781 (shladdp4_internal): New.
14782 * config/ia64/predicates.md (shladd_log2_operand): New.
14784 2005-01-11 Richard Henderson <rth@redhat.com>
14786 * expr.c (store_constructor): Use rtvec_alloc instead of
14787 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14789 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14791 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14793 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14795 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14796 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14797 (TARGET_RWRELOC): Define.
14798 (ia64_rwreloc_section_type_flags): Delete.
14799 (ia64_section_type_flags): New function.
14800 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14801 (TARGET_RWRELOC): Define.
14803 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14805 PR target/18987
14806 * config/ia64/ia64.c (process_set): For alloc insn, only call
14807 process_epilogue is !frame_pointer_needed.
14809 2005-01-10 Roger Sayle <roger@eyesopen.com>
14811 PR c++/19355
14812 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14813 unary operator and can't be treated as a binary/comparison operator.
14815 2005-01-10 Richard Henderson <rth@redhat.com>
14817 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14818 (ix86_return_in_memory): Likewise.
14819 (function_arg_advance): Likewise. Mirror structure in function_arg
14820 for choosing register to advance.
14822 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14824 * tree-vectorizer.c, tree.def: Fix comment typos.
14826 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14828 * config/s390/s390.c (struct processor_costs): 4 new fields:
14829 ddbr, ddr, debr, der.
14830 (s390_rtx_costs): More precise handling of divide instructions.
14832 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14834 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14836 2005-01-10 Jan Beulich <jbeulich@novell.com>
14838 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14839 names resulting from -ffunction-sections/-fdata-sections and linkonce
14840 ones.
14841 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14842 based on the section name. Rearrange the section name comparison logic
14843 slightly so that each section name is compared against at most once.
14845 2005-01-10 Ben Elliston <bje@au.ibm.com>
14847 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14848 targets for which -fPIC reduces limitations on the GOT size.
14850 2005-01-09 Falk Hueffner <falk@debian.org>
14852 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14853 X/C1 cmpop C2.
14855 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14857 PR target/18720
14858 * collect2.c (main): Set aixrtl_flag for -brtl option.
14859 (resolve_lib_name): Search for .so file extension before .a
14860 if aixrtl_flag set.
14862 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14864 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14865 (vect_analyze_data_refs_alignment): Add dump prints.
14867 2005-01-09 Ira Rosen <irar@il.ibm.com>
14869 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14870 expr_invariant_in_loop_p.
14871 Initialize outputs first thing in the function.
14872 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14873 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14874 (vect_analyze_pointer_ref_access): Check that the initial condition of
14875 the access function is loop invariant.
14877 2005-01-09 Richard Henderson <rth@redhat.com>
14879 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14880 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14881 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14882 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14883 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14884 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14885 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14886 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14887 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14888 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14889 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14890 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14891 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14892 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14893 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14894 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14895 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14896 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14897 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14898 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14899 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14900 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14901 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14902 mmx_ prefix.
14903 (mmx_clrdi, pavgusb): Remove.
14904 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14905 with leading sse_ prefix.
14906 * config/i386/sse.md: Receive them.
14907 * config/i386/mmx.md: New file.
14908 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14909 (subrv2sf3): Turn into expander for normal subtraction.
14910 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14911 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14912 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14913 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14914 commutative; use ix86_binary_operator_ok.
14915 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14916 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14917 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14918 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14919 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14920 Macroize from existing patterns; use ix86_binary_operator_ok.
14921 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14922 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14923 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14924 with vec_select+vec_concat.
14925 (mmx_pshufw, mmx_pshufw_1): Likewise.
14926 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14927 (mmx_uavgv4hi3): Model correctly.
14928 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14929 _mm_xor_si64): Remove casts.
14931 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14933 PR tree-optimization/19224
14934 * tree-scalar-evolution.c (get_instantiated_value,
14935 set_instantiated_value): New functions.
14936 (instantiate_parameters_1): Cache the results.
14937 (instantiate_parameters, resolve_mixers): Initialize and free
14938 the cache.
14940 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14942 * config/i386/i386.md (addhi_4): Correct reference in comment.
14943 (addqi_4): Same.
14945 2005-01-08 Richard Henderson <rth@redhat.com>
14947 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14948 (_mm_cvtsi128_si64x): Likewise.
14949 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14950 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14951 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14952 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14953 * config/i386/i386-protos.h: Update.
14954 * config/i386/i386.c (print_operand): Add 'H'.
14955 (ix86_fixup_binary_operands): Split out from ...
14956 (ix86_expand_binary_operator): ... here.
14957 (ix86_fixup_binary_operands_no_copy): New.
14958 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14959 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14960 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14961 (safe_vector_operand): Use CONST0_RTX.
14962 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14963 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14964 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14965 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14966 special cases.
14967 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14968 (IX86_BUILTIN_CMPNGESS): New.
14969 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14970 (attr type): Add sselog1.
14971 (attr unit, attr memory): Handle it.
14972 (movti, movti_internal, movti_rex64): Move near other integer moves.
14973 (movtf, movtf_internal): Move near other fp moves.
14974 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14975 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14976 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14977 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14978 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14979 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14980 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14981 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14982 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14983 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14984 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14985 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14986 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14987 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14988 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14989 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14990 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14991 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14992 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14993 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14994 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14995 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14996 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14997 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14998 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14999 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
15000 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
15001 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
15002 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
15003 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
15004 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
15005 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
15006 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
15007 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
15008 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
15009 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
15010 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
15011 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
15012 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
15013 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
15014 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
15015 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
15016 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
15017 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
15018 same time.
15019 (SSEPUSH, push<SSEPUSH>): Remove.
15020 (MMXPUSH, push<MMXPUSH>): Remove.
15021 (sse_movaps, sse_movaps_1, sse_movups): Remove.
15022 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
15023 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
15024 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
15025 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
15026 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
15027 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
15028 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
15029 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
15030 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
15031 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
15032 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
15033 (ppro_sse_log_V4SF): Handle sselog1.
15034 * config/i386/predicates.md (const_0_to_1_operand): New.
15035 (const_0_to_255_mul_8_operand): New.
15036 (const_1_to_31_operand): Rename from const_int_1_31_operand.
15037 (const_2_to_3_operand, const_4_to_7_operand): New.
15038 * config/i386/sse.md: New file.
15039 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
15040 (sse_movups): Rename from sse_movups_1.
15041 (sse_loadlss): Rename from sse_loadss_1.
15042 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
15043 from the name.
15044 (negv4sf2): Use ix86_expand_fp_absneg_operator.
15045 (absv4sf2, negv2df, absv2df): New.
15046 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
15047 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
15048 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
15049 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
15050 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
15051 (sse3_addsubv4sf3): Model correctly.
15052 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
15053 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
15054 (sse_movhlps): Model with vec_select+vec_concat.
15055 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
15056 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
15057 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
15058 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
15059 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
15060 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
15061 sse2_pshufhw_1): Likewise.
15062 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
15063 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
15064 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
15065 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
15066 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
15067 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
15068 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
15069 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
15070 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
15071 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
15072 sminv8hi3): Mark commutative
15073 operands. Use ix86_binary_operator_ok.
15074 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
15075 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
15076 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
15077 sse2_punpcklqdq): Allow operand2 in memory.
15078 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
15079 sse2_movsd): Add memory alternatives.
15080 (sse_storelps): Turn expander into an insn; split after reload.
15081 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
15082 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
15084 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
15086 * configure.ac (DWARF-2 debug_line): Use objdump.
15087 * configure: Regenerate.
15089 2005-01-08 Jeff Law <law@redhat.com>
15090 Diego Novillo <dnovillo@redhat.com>
15092 PR tree-optimization/18241
15093 * tree-nrv.c (tree_nrv): Ignore volatile return values.
15094 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
15095 statements with volatile operands.
15096 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
15097 operands after marking a statement with has_volatile_ops.
15099 2005-01-08 Roger Sayle <roger@eyesopen.com>
15101 * tree.c (int_fits_type_p): Always honor integer constant
15102 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
15104 2005-01-08 Roger Sayle <roger@eyesopen.com>
15106 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
15107 the latent bug in rtl_delete_block has been resolved.
15109 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15111 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
15112 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
15114 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15116 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
15117 library as @multilib_dir@/$(SHLIB_SONAME).
15119 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15121 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
15122 * configure: Regenerate.
15124 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15126 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
15127 TYPE_MODE.
15129 2005-01-07 David Edelsohn <edelsohn@gnu.org>
15131 PR target/13674
15132 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
15133 Convert non-word aligned offset address using ld/std into
15134 indirect address.
15136 2005-01-07 Richard Henderson <rth@redhat.com>
15138 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
15140 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
15142 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
15144 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15146 PR tree-optimization/19283
15147 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
15148 is not shorter than the original type.
15150 PR rtl-optimization/19012
15151 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
15153 PR rtl-optimization/18861
15154 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
15155 (FULL_STATE): Define.
15156 (mark_tablejump_edge): New function.
15157 (purge_dead_tablejump_edges): New function.
15158 (find_bb_boundaries): Use it.
15160 PR tree-optimization/18828
15161 * builtins.c (expand_builtin_next_arg): Remove argument and all
15162 the argument checking.
15163 (expand_builtin): Adjust caller.
15164 (expand_builtin_va_start): Likewise. Remove error for too many
15165 arguments.
15166 (fold_builtin_next_arg): Issue error for too many arguments.
15167 After checking arguments, replace them with magic arguments that
15168 prevent further checking of the args.
15170 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15172 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
15174 2005-01-06 Roger Sayle <roger@eyesopen.com>
15176 PR target/6077
15177 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
15178 and %{.S:...} (and their negative variants) to test whether the
15179 input file is assembler or pre-processed-assembler independent of
15180 the actual filename extension.
15182 2005-01-06 Roger Sayle <roger@eyesopen.com>
15184 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
15185 of sign or zero extended values.
15187 2005-01-06 Geoffrey Keating <geoffk@apple.com>
15189 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
15190 for IBM long double format correctly.
15192 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
15194 Fix PR tree-optimization/18792
15196 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
15197 to first_loop_depth, and use loop depth instead of loop number.
15198 (build_classic_dir_vector): Ditto.
15199 (compute_data_dependences_for_loop): Use depth, not loop number.
15200 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
15201 number. Pass in loops, instead of loop numbers.
15202 (gather_interchange_stats): Ditto.
15203 (linear_transform_loops): Ditto.
15205 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
15207 PR rtl-opt/13299
15208 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
15209 biv_fits_mode_p, extension_within_bounds_p): New functions.
15210 (check_ext_dependent_givs): Use them.
15212 2005-01-06 Roger Sayle <roger@eyesopen.com>
15214 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15215 more than one barrier, in which case we should delete them all.
15217 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
15219 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15221 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
15223 Fix PR middle-end/19286
15224 Fix PR debug/19267
15225 * dwarf2out.c (gen_subprogram_die): If we've already tried to
15226 output this subprogram, simply ignore this attempt to do it again.
15227 (add_abstract_origin_attribute): Don't abort trying to add the abstract
15228 origin attribute if it's not possible.
15229 (gen_block_die): Don't ignore subblocks of "unused" blocks.
15230 (decls_for_scope): Ditto.
15231 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15232 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15234 2005-01-05 Richard Henderson <rth@redhat.com>
15236 PR target/11327
15237 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15238 (bdesc_2arg): Use it.
15239 (ix86_expand_binop_builtin): Force operands into registers
15240 when optimizing.
15241 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15242 ix86_expand_sse_compare, ix86_expand_sse_comi,
15243 ix86_expand_builtin): Likewise.
15245 2005-01-05 Richard Henderson <rth@redhat.com>
15247 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15248 and VEC_SELECT.
15249 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15250 (mulv4hi3): Set itanium_class mmmul.
15251 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15252 (fpack): Rename from fpack_sfsf.
15254 2005-01-05 Richard Henderson <rth@redhat.com>
15256 PR rtl-opt/10692
15257 * reload1.c (do_input_reload): Restrict the optimization deleteing
15258 a previous output reload to RELOAD_FOR_INPUT.
15260 2005-01-05 Steven Bosscher <stevenb@suse.de>
15262 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
15263 comment that we fall through after case.
15264 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15265 (distribute_links): Likewise.
15266 * cse.c (cse_insn): Likewise.
15267 * cselib.c (cselib_invalidate_mem): Likewise.
15268 * df.c: Update comments at the top of the file.
15269 (read_modify_subreg_p): Update comments here too.
15270 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15271 * flow.c (mark_set_1): Likewise.
15272 (mark_used_regs): Likewise.
15273 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15274 (canon_list_insert): Likewise.
15275 (mark_set): Likewise.
15276 (try_replace_reg): Likewise.
15277 (store_killed_in_insn): Likewise.
15278 * loop.c (count_one_set): Likewise.
15279 (basic_induction_var): Likewise.
15280 * postreload-gcse.c (find_mem_conflicts): Likewise.
15281 * postreload.c (reload_combine_note_store): Likewise.
15282 (move2add_note_store): Likewise.
15283 * reload.c (find_equiv_reg): Likewise.
15284 (mark_referenced_resources): Likewise.
15285 * rtlanal.c (set_noop_p): Likewise.
15286 (note_stores): Likewise.
15287 (note_uses): Likewise.
15288 * sched-deps.c (sched_analyze_1): Likewise.
15289 * sched-rgn.c (check_live_1): Likewise.
15290 (update_live_1): Likewise.
15291 * config/i860/i860.c: Likewise.
15293 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15294 an lvalue.
15295 (ZERO_EXTRACT): Mention that this one can be an lvalue.
15297 * doc/rtl.texi: Update documentation for bit-fields and SET.
15299 2005-01-05 Roger Sayle <roger@eyesopen.com>
15301 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15303 2005-01-05 Jan Hubicka <jh@suse.cz>
15304 Richard Henderson <rth@redhat.com>
15306 PR target/18910
15307 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15308 with an offset.
15310 2005-01-05 Richard Henderson <rth@redhat.com>
15312 PR target/12902
15313 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15314 (sse_shufps): Change operand 3 to const_int_operand.
15315 (sse2_storelps): Fix typo in template.
15316 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15317 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15318 (ix86_expand_builtin): Likewise.
15320 2005-01-05 Julian Brown <julian@codesourcery.com>
15322 * config/arm/arm.c (arm_return_in_memory): Treat complex types
15323 as aggregates for AAPCS ABIs.
15325 2005-01-05 Stan Shebs <shebs@apple.com>
15327 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15328 Mach-O getters if ppc64.
15329 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15330 size argument.
15331 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15332 signed four-byte field for global code case.
15333 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15335 2005-01-05 Roger Sayle <roger@eyesopen.com>
15337 PR middle-end/19100
15338 * c-common.c: Include real.h.
15339 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15340 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15341 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15342 * Makefile.in (c-common.o): Update dependencies.
15344 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15346 * c-parse.in (asm_string): Add trailing semicolon.
15348 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15350 * c-parse.in (asm_string): New. Don't allow wide strings in
15351 'asm'.
15352 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15353 asm_string instead of STRING.
15355 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15357 * c-typeck.c (constructor_no_implicit): Remove.
15358 (set_designator, process_init_element): Don't check
15359 constructor_no_implicit.
15361 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15362 Kaz Kojima <kkojima@gcc.gnu.org>
15364 PR target/16482
15365 * lcm.c (create_pre_exit): New.
15366 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15367 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15369 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15371 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15372 -msoft-float in target_float_switch.
15373 * arm.c (arm_override_options): Fix processing of target_float_switch.
15375 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15377 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15378 preferencing.
15380 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15382 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15383 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15385 2005-01-04 Roger Sayle <roger@eyesopen.com>
15387 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15388 if deleting the then-block allows the test-block to fallthru to the
15389 else-block.
15391 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15393 PR c/19152
15394 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15395 after the full declaration if the are in two different TUs.
15397 2005-01-04 Richard Henderson <rth@redhat.com>
15399 PR tree-opt/19158
15400 * tree-sra.c (generate_one_element_init): Just
15401 call gimplify_and_add.
15402 (generate_element_init): Record the
15403 new referenced variables and mark them for renaming
15404 and split out to ...
15405 (generate_element_init_1): This.
15406 (scalarize_init): Don't call push_gimplify_context/
15407 pop_gimplify_context.
15409 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15411 * toplev.c (get_src_pwd): Handle failure of getpwd().
15413 2005-01-04 Roger Sayle <roger@eyesopen.com>
15415 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15416 of TRUTH_NOT_EXPR.
15417 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15418 all the cases handled by it are inverted by invert_truthvalue.
15420 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15422 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15423 (save_register_windowsi): Likewise.
15425 2005-01-04 Richard Henderson <rth@redhat.com>
15427 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15429 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15431 PR middle-end/17767
15432 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15433 any simplifications of vector mode comparison operators.
15434 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15436 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15437 Devang Patel <dpatel@apple.com>
15439 PR tree-optimization/18308
15440 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15441 the operands before creating a new expression.
15442 * dojump.c (do_jump): Make drop_through_label available
15443 for all cases. Add expansion of COND_EXPR.
15445 2005-01-04 Ira Rosen <irar@il.ibm.com>
15447 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15448 INTEGER_CST instead of TREE_CONSTANT.
15449 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15450 instead of TREE_CONSTANT.
15451 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15452 instead of TREE_CONSTANT.
15454 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15456 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15458 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15460 PR target/19240
15461 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15462 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15464 2005-01-03 Richard Henderson <rth@redhat.com>
15466 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15467 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15468 fold_convert_const_real_from_real): Split out from ...
15469 (fold_convert_const): ... here.
15471 2005-01-03 Richard Henderson <rth@redhat.com>
15473 PR target/19235
15474 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15475 (mov<MMXMODEI>_internal): Likewise.
15476 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15477 Add V2SF case; use it for SSE1; don't use TI.
15478 (movdf_integer): Likewise.
15479 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15481 2005-01-03 Ira Rosen <irar@il.ibm.com>
15483 * tree-vectorizer.c (vect_strip_conversions): New function.
15484 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15485 check for binary class.
15487 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15489 Fix PR debug/17924
15490 Fix PR debug/19191
15491 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15492 is a decl.
15493 * gimple-low.c (mark_blocks_with_used_vars): New function.
15494 (mark_blocks_with_used_subblocks): Ditto.
15495 (mark_used_blocks): Ditto.
15496 (pass_mark_used_blocks): New pass.
15497 * tree-inline.c: Include debug.h.
15498 (expand_call_inline): Call outlining_inline_function here.
15499 * tree-optimize.c (init_tree_optimization_passes): Add
15500 pass_mark_used_blocks.
15501 * tree-pass.h (pass_mark_used_blocks): New.
15502 * Makefile.in (tree-inline.o): Add debug.h dependency.
15504 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15506 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15507 VAR_DECLs to have weak_import attribute.
15509 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15510 'struct ucontext'.
15512 2004-01-03 Steven Bosscher <stevenb@suse.de>
15514 * passes.c (rest_of_compilation): Don't run regmove if only
15515 flag_expensive_optimizations, require flag_regmove instead.
15517 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15519 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15520 register "sparc".
15521 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15522 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15523 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15524 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15526 2005-01-03 Richard Henderson <rth@redhat.com>
15528 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15529 (ia64_const_ok_for_letter_p): New.
15530 (ia64_const_double_ok_for_letter_p): New.
15531 (ia64_extra_constraint): New.
15532 (ia64_expand_vecint_compare): New.
15533 (ia64_expand_vcondu_v2si): New.
15534 (ia64_expand_vecint_cmov): New.
15535 (ia64_expand_vecint_minmax): New.
15536 (ia64_print_operand): Add 'v'.
15537 (ia64_preferred_reload_class): New.
15538 (ia64_vector_mode_supported_p): New.
15539 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15540 (PREFERRED_RELOAD_CLASS): Move to function.
15541 (CONST_OK_FOR_LETTER_P): Move to function.
15542 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15543 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15544 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15545 (EXTRA_CONSTRAINT): Move to function.
15546 * config/ia64/ia64.md: Include vect.md.
15547 (itanium_class): Add mmalua.
15548 (type): Handle it.
15549 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15550 (1b_mmalua): New.
15551 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15552 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15553 CONST0_RTX.
15554 (const_int_2bit_operand): New.
15555 (fr_reg_or_0_operand): New.
15556 * config/ia64/ia64-modes.def: Add vector modes.
15557 * config/ia64/ia64-protos.h: Update.
15558 * config/ia64/vect.md: New file.
15560 2005-01-03 Richard Henderson <rth@redhat.com>
15562 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15564 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15566 PR target/19236
15567 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15568 to SFmode.
15569 (log1pdf2): Change mode of operands[0,1] to DFmode.
15571 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15573 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15574 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15575 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15576 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15577 SPARC_RELAXED_ORDERING.
15579 2005-01-03 Richard Henderson <rth@redhat.com>
15580 Uros Bizjak <uros@kss-loka.si>
15582 PR target/14631
15583 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15584 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15585 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15586 handling.
15587 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15588 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15589 const_pow2_1_to_128_operand): New predicates.
15591 2005-01-02 Greg McGary <greg@mcgary.org>
15593 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15594 anonymous decls.
15595 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15596 object. [ptr_type]: Remove unused variable.
15597 Remember nearest addressable array-element or record-component
15598 when checking bitfield components. Tolerate empty BIND_EXPR.
15600 2005-01-01 Richard Henderson <rth@redhat.com>
15602 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15603 that don't narrow the value. Fail for other conversions.
15605 2005-01-01 Richard Henderson <rth@redhat.com>
15607 PR c/19031
15608 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15609 * c-lang.c (finish_file): Don't do it here.
15610 * objc/objc-act.c (objc_finish_file): Likewise.
15612 * cgraph.c (decl_assembler_name_equal): New.
15613 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15614 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15615 * cgraph.h (struct cgraph_varpool_node): Add next.
15616 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15617 * varasm.c (assemble_alias): Mark the target as needed.
15619 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15621 PR middle-end/19221
15622 * function.c (get_arg_pointer_save_area): Use entry_of_function
15623 instead of get_insns.
15625 2005-01-01 Roger Sayle <roger@eyesopen.com>
15626 Andrew Pinski <pinskia@physics.uc.edu>
15627 James E. Wilson <wilson@specifixinc.com>
15629 PR rtl-optimization/12092
15630 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15631 is zero.
15633 2005-01-01 Roger Sayle <roger@eyesopen.com>
15634 Olivier Hainque <hainque@act-europe.fr>
15636 * tree.c (int_fits_type_p): A narrower type always fits in a
15637 wider one, except for negative values into unsigned types.
15639 2005-01-01 Roger Sayle <roger@eyesopen.com>
15641 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15642 with the original constant rather than require TREE_OVERFLOW.
15644 2005-01-01 Steven Bosscher <stevenb@suse.de>
15646 PR middle-end/17544
15647 * c-decl.c (finish_function): If compiling C99, annotate the
15648 compiler generated return with the current file name and line 0.
15649 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15650 the source line is greater than 0.
15651 (remove_bb): Likewise.