| blob | cca08f2c2289dca1d3d5e7509ce518e4db8878bf |
1 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
4 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
5 add_call_read_ops): Use VEC instead of VARRAY.
7 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
9 * config/mcore/mcore.c (mcore_print_operand_address): Use
10 gcc_assert and gcc_unreachable as appropriate.
11 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
12 mcore_output_andn, output_inline_const, mcore_output_move,
13 mcore_output_movedouble, mcore_expand_block_move,
14 layout_mcore_frame, mcore_initial_elimination_offset,
15 mcore_expand_prolog, mcore_mark_dllexport,
16 mcore_mark_dllimport): Likewise.
17 * config/mcore/mcore.h (switch_to_section): Likewise.
18 * config/mcore/mcore.md: Likewise.
20 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
22 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
23 TARGET_PROFILE_KERNEL.
25 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
26 TARGET_PROFILE_KERNEL use.
28 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
30 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
31 and gcc_unreachable, as appropriate.
32 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
33 m32r_expand_prologue, m32r_output_function_epilogue,
34 m32r_legitimize_pic_address, m32r_print_operand_address,
35 emit_cond_move, m32r_function_symbol,
36 m32r_output_block_move): Likewise.
37 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
38 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
39 *rev_zero_branch_insn): Likewise.
41 2005-05-06 Jakub Jelinek <jakub@redhat.com>
43 PR c++/20961
44 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
45 if both NEWDECL and OLDDECL are already weak.
47 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
49 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
51 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
52 Kaz Kojima <kkojima@gcc.gnu.org>
54 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
55 and plus_constant.
57 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
58 David Edelsohn <edelsohn@gnu.org>
60 * config.gcc: Add .opt magic for the rs6000 ports.
62 * doc/invoke.texi: Document -mabi= option properly. Document
63 -misel and -mno-sel. Document -mspe and -mno-spe. Document
64 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
65 -misel=.
67 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
68 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
69 TARGET_XL_COMPAT.
71 * config/rs6000/aix.opt: New.
72 * config/rs6000/aix41.opt: New.
73 * config/rs6000/aix64.opt: New.
74 * config/rs6000/darwin.opt: New.
75 * config/rs6000/linux64.opt: New.
76 * config/rs6000/rs6000.opt: New.
77 * config/rs6000/sysv4.opt: New.
79 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
80 associated TARGET_*. Remove SUBTARGET_OPTIONS,
81 SUBTARGET_SWITCHES.
82 Define TARGET_USES_SYSV4_OPT.
83 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
84 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
85 TARGET_USES_AIX64_OPT.
86 * config/rs6000/aix51.h: Same.
87 * config/rs6000/aix52.h: Same.
88 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
89 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
90 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
91 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
92 * config/rs6000/linux64.h: Use
93 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
95 * config/rs6000/rs6000.c: Remove definitions of
96 rs6000_sched_restricted_insns_priority,
97 rs6000_long_double_size_string, rs6000_altivec_vrsave,
98 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
99 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
100 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
101 rs6000_alignment_string. Define rs6000_explicit_options.
102 (rs6000_parse_abi_options): Remove.
103 (rs6000_parse_alignment_option): Remove.
104 (rs6000_parse_float_gprs_option): Remove.
105 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
106 TARGET_DEFAULT_TARGET_FLAGS.
107 (rs6000_override_options): Revamp to use new .opt machinery.
109 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
110 of new .opt machinery. Remove target_flags. Redefine
111 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
112 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
113 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
114 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
115 rs6000_longcall_switch, rs6000_default_long_calls,
116 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
117 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
118 TARGET_ALTIVEC_VRSAVE.
120 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
122 * config.gcc (hppa1.1-*-rtems*): Remove.
123 * config/pa/rtems.h: Remove.
125 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
127 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
128 Exclude roe/603e multilib variants.
130 2005-05-04 Denis Chertykov <denisc@overta.ru>
132 PR target/21284
133 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
134 for output.
136 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
138 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
139 arm/pe.opt to $extra_options.
140 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
141 (target_float_abi_name, target_float_switch, target_abi_name)
142 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
143 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
144 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
145 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
146 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
147 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
148 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
149 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
150 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
151 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
152 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
153 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
154 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
155 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
156 (arm_pic_register_string): Delete.
157 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
158 TARGET_TPCS_FRAME.
159 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
160 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
161 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
162 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
163 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
164 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
165 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
166 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
167 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
168 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
169 (SUBTARGET_SWITCHES): Delete.
170 * config/arm/arm.c (target_float_switch): Delete.
171 (arm_cpu_select): Moved from config/arm/arm.h.
172 (target_fpu_name, target_fpe_name, target_float_abi_name)
173 (target_abi_name, structure_size_string, arm_pic_register_string)
174 (arm_select): Make static.
175 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
176 (arm_handle_option): New function.
177 (arm_override_options): Update target_flags checks for new mask names.
178 Remove target_float_switch code.
179 (arm_expand_prologue, thumb_expand_prologue): Check
180 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
181 * config/arm/arm.opt, config/arm/pe.opt: New files.
183 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
185 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
186 gcc_unreachable as appropriate.
187 (arc_double_limm_p, arc_setup_incoming_varargs,
188 arc_compute_function_type, arc_output_function_prologue,
189 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
190 output_shift, arc_print_operand, arc_print_operand_address,
191 arc_final_prescan_insn): Likewise.
192 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
194 2005-05-04 Geoffrey Keating <geoffk@apple.com>
196 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
197 comparing Pmode.
198 (SDI): New.
199 (cmp): Delete.
200 (wd): New.
201 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
202 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
203 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
204 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
205 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
206 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
207 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
208 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
210 2005-05-05 Paul Brook <paul@codesourcery.com>
212 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
213 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
214 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
215 and tree-data-ref.h with *_H variables.
217 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
219 * config/m32r/xm-m32r.h, config/m32r/linux.h: Delete files.
221 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
223 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
225 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
227 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
229 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
231 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
232 setting of vrsave register for current function after
233 call to save_world is emitted.
235 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
237 * config/mmix/predicates.md: New file.
238 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
239 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
240 (mmix_foldable_comparison_operator, mmix_comparison_operator)
241 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
242 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
243 Don't define.
244 * config/mmix/mmix.md: Include predicates.md.
245 ("call", "call_value"): Force address to register if it isn't a
246 mmix_symbolic_or_address_operand.
248 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
250 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
251 the flags are of appropriate types.
252 (num_ssa_operands): Generalize using the generic interface.
253 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
254 iterator.
256 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
258 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
259 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
261 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
263 * tree-outof-ssa.c (edge_leader, stmt_list,
264 analyze_edges_for_bb): Use VEC instead of VARRAY.
265 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
266 (perform_edge_inserts): Call init_analayze_edges_for_bb and
267 fini_analayze_edges_for_bb.
269 2005-05-04 James E Wilson <wilson@specifixinc.com>
271 PR driver/21112
272 * gcc.c (process_command): In the second argv scan loop, ignore
273 Xassembler and Xpreprocessor, along with their argument.
275 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
277 * tree-flow-inline.h, tree-ssa-operands.c,
278 tree-ssa-operands.h, tree-ssa-opfinalize.h:
279 Likewise. tree-vn.c: Fix comment typos.
280 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
282 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
284 * doc/tm.texi (Target Hooks): Document
285 TARGET_RESOLVE_OVERLOADED_BUILTIN.
287 2005-05-04 Paul Brook <paul@codesourcery.com>
289 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
291 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
293 * dwarf2out.c (incomplete_types, retry_incomplete_types,
294 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
295 of VARRAY.
297 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
298 get_expansion, expand_var_during_unrolling,
299 insert_var_expansion_initialization,
300 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
301 instead of VARRAY.
303 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
304 update_stmt.
306 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
308 PR middle-end/15618
309 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
310 the same as INTEGER_TYPE.
311 (fold_binary): Fold "bool_var != 0" to bool_var.
312 Fold "bool_var == 1" to bool_var.
314 2004-05-03 Richard Henderson <rth@redhat.com>
316 PR middle-end/21318
317 * function.c (instantiate_virtual_regs_in_insn): Use the mode
318 from recog_data instead of insn_data.
320 2005-05-03 DJ Delorie <dj@redhat.com>
322 * common.opt (fdiagnostics-show-option): No variable is needed.
323 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
324 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
325 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
326 Save and restore original message format. Use flag in context
327 instead of global.
328 (warning): Don't test for enabled warnings here.
329 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
330 here.
332 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
334 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
335 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
336 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
337 * aclocal.m4: Don't include accross.m4.
338 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
339 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
340 * configure, config.in: Regenerate.
342 2005-05-04 Jakub Jelinek <jakub@redhat.com>
344 PR middle-end/21265
345 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
346 (clear_storage): Add argument.
347 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
348 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
349 tailcall.
350 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
351 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
352 (store_expr, store_constructor): Adjust callers.
353 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
354 to emit_block_move if CALL_EXPR_TAILCALL (exp).
355 (expand_builtin_memmove): Add ORIG_EXP argument, copy
356 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
357 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
358 with EXP. Pass EXP to expand_builtin_memmove.
359 (expand_builtin_memset): Add ORIG_EXP argument, pass
360 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
361 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
362 Pass EXP to expand_builtin_memset.
363 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
364 the new CALL_EXPR.
365 (expand_builtin_strncmp): Likewise.
366 (expand_builtin_printf): Replace ARGLIST argument with EXP.
367 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
368 (expand_builtin_fprintf): Likewise.
369 (expand_builtin): Adjust calls to
370 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
372 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
373 item in V4SF mode.
375 PR rtl-optimization/21239
376 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
378 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
380 * tree-flow.h (tree_ann_common_d): Move aux to ...
381 (stmt_ann_d): ... here.
382 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
383 move_computations_stmt, schedule_sm): Update references to
384 aux.
385 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
387 * tree-cfg.c (remove_bb): Remove a redundant call to
388 set_bb_for_stmt.
389 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
390 Likewise.
392 2005-05-03 Richard Henderson <rth@redhat.com>
394 * config/rs6000/rs6000.c: Remove conflict markers.
396 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
398 2005-05-03 James E Wilson <wilson@specifixinc.com>
400 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
402 2005-05-03 DJ Delorie <dj@redhat.com>
404 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
405 decide if the warning will be printed.
406 * calls.c (expand_call): Likewise.
407 * function.c (init-function_start): Likewise.
409 * common.opt (-fdiagnostics-show-option): New.
410 * opts.c (option_enabled): Accept the option index instead of a
411 pointer to the option descriptor.
412 * opts.h (option_enabled): Likewise.
413 * toplev.c (print_switch_values): Pass option index, not option
414 descriptor.
415 * diagnostic.h (diagnostic_info): Add option_index.
416 * diagnostic.c: Include opts.h.
417 (diagnostic_set_info): Initialize option_index.
418 (diagnostic_report_diagnostic): Amend option name if appropriate.
419 (warning): Check to see if the specified warning is enabled.
420 Store option index.
421 * doc/invoke.texi (-fdiagnostics-show-options): Document.
423 2005-05-03 Richard Henderson <rth@redhat.com>
425 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
426 SPEC_OR_GEN_REGS definitions.
428 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
430 PR target/16888
431 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
432 for unavailable registers.
434 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
436 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
438 * cfglayout.c (block_locators_blocks,
439 insn_locators_initialize, insn_scope): Use VEC instead of
440 VARRAY.
442 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
443 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
444 VARRAY.
446 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
448 * config/sparc/predicates.md (const_compl_high_operand): New.
449 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
450 gen_safe_HIGH64.
451 (sparc_emit_set_const64_quick1): Adjust for above change.
452 (sparc_emit_set_const64_quick2): Likewise.
453 (sparc_emit_set_const64_longway): Likewise.
454 (sparc_emit_set_const64): Likewise.
455 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
456 movdi_const64_special): Delete.
457 (logical constant splitters): Use const_compl_high_operand.
459 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
461 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
462 rather than STRIP_NOPS.
464 2005-05-03 Jakub Jelinek <jakub@redhat.com>
466 PR rtl-optimization/21330
467 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
468 returning non-NULL.
469 (unswitch_single_loop): Clear cinsn when retrying.
471 PR target/21297
472 * config/i386/i386.c (legitimize_address): When canonicalizing
473 ASHIFT into MULT, multiply by 1 << shift_count instead of
474 1 << log2 (shift_count).
476 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
478 * lambda-code.c (gcc_loop_to_lambda_loop,
479 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
480 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
481 generic operand interface.
482 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
483 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
484 generic operand interface.
485 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
486 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
487 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
488 num_imm_uses): Use ssa_use_operand_t.
489 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
490 get_v_must_def_ops): Delete.
491 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
492 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
493 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
494 get_v_must_def_kill_ptr): Delete.
495 (delink_stmt_imm_use): Move and use new operand interface.
496 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
497 op_iter_next_tree): Use new operand implementation.
498 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
499 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
500 type check.
501 (op_iter_next_mustdef, op_iter_next_maydef,
502 op_iter_next_must_and_may_def): Delete. Replace with...
503 (op_iter_next_maymustdef): New. Combine must and may next operations.
504 (op_iter_init_maydef, op_iter_init_mustdef,
505 op_iter_init_must_and_may_def): Use new interface.
506 (single_ssa_tree_operand ): New. Process single operands only as trees.
507 (single_ssa_use_operand): New. Process single operands only as uses.
508 (single_ssa_def_operand): New. Process single operands only as defs.
509 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
510 specified types.
511 (num_ssa_operands): New. Count the number of specified operands.
512 (compare_ssa_operands_equal): New. Compare two statements' operands.
513 (single_phi_def): New. Return true if PHI has one def of the specified
514 operand type.
515 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
516 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
517 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
518 (struct stmt_ann_d): Operands field no longer require GTY().
519 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
520 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
521 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
522 dump_replaceable_exprs, rewrite_trees): Use generic interface.
523 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
524 Use use_operand_p instead of ssa_imm_use_t *.
525 * tree-pretty-print.c (dump_vops): check if operands are active before
526 dumping virtual operands.
527 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
528 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
529 (ccp_fold): Use new interface.
530 (ccp_visit_stmt): Remove unused variables and code.
531 (convert_to_gimple_builtin): Insert statements before calling
532 mark_new_vars_to_rename.
533 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
534 (copy_prop_visit_cond_stmt): Use generic interface.
535 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
536 annotation in table.
537 (thread_across_edge): Use generic interface.
538 (initialize_hash_element): Initialzie with stmt, not annotation.
539 (eliminate_redundant_computations): Use generic interface.
540 (record_equivalences_from_stmt): Pass stmt, not annotation.
541 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
542 interface.
543 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
544 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
545 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
546 generic operand interface.
547 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
548 interface.
549 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
550 Interface.
551 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
552 (build_defs, build_uses, build_v_may_defs, build_vuses,
553 build_v_must_defs): Change type to struct opbuild_list_d.
554 (ops_active): New. Operands active boolean.
555 (operand_memory, operand_memory_index): New. Operand memory managers.
556 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
557 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
558 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
559 Change from functions to static variable list heads.
560 (opbuild_initialize_virtual): New. Initialize a virtual build list.
561 (opbuild_initialize_real): New. Initialize a virtual build list.
562 (opbuild_free): New. Free a build list.
563 (opbuild_num_elems): New. Number of items in a list.
564 (opbuild_append_real): New. Add a real (tree *) operand.
565 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
566 (opbuild_first): New. Return first element index in a list.
567 (opbuild_next): New. Return next element in a list.
568 (opbuild_elem_real): New. Return real element.
569 (opbuild_elem_virtual): New. Return virtual element.
570 (opbuild_elem_uid): New. Return UID of virtual element.
571 (opbuild_clear): New. Reset an operand list.
572 (opbuild_remove_elem): New. Remove an element form a list.
573 (ssa_operands_active): New. Return true if operand cache is active.
574 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
575 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
576 (correct_use_link): Use use_operand_p.
577 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
578 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
579 (cleanup_v_may_defs): Use new implmentation.
580 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
581 implementation.
582 (append_def, append_use, append_v_may_def, append_vuse,
583 append_v_must_def): Call opbuild_append routine instead of using varray.
584 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
585 global parse_old_ops variable.
586 (free_ssa_operands): New implementation.
587 (update_stmt_operands): Move. Change argument to build_ssa_operands.
588 (copy_virtual_operands): Move. New generic implementation.
589 (create_ssa_artficial_load_stmt): Move. New implementation.
590 (swap_tree_operands): Update for new implementation.
591 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
592 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
593 rather than a varray.
594 (verify_imm_links): Use use_operand_p.
595 (dump_immediate_uses_for): If the immediate use variable is a virtual
596 variable, show the virtual ops in the stmt.
597 * tree-ssa-operands.h (def_operand_p): No longer a structure.
598 (NULL_DEF_OPERAND_P): Now a #define.
599 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
600 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
601 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
602 mustdef_optype_d): New. Use Linked list representation.
603 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
604 (struct ssa_operand_memory_d): New. Allocated Chunk node.
605 (struct stmt_operands_d): Change to new pointers that are not GTY.
606 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
607 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
608 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
609 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
610 SET_V_MUST_DEF_KILL): Delete.
611 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
612 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
613 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
614 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
615 (enum ssa_op_iter_type): Operand iterator typechecking values.
616 (struct ssa_operand_iterator_d): Use linked lists of operands.
617 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
618 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
619 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
620 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
621 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
622 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
623 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
624 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
625 * tree-ssa-opfinalize.h: New. Function templates for expansion.
626 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
627 alloc_vuse, and alloc_mustdef.
628 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
629 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
630 and finalize_ssa_v_must_def_ops.
631 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
632 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
633 stmt around.
634 (compute_avail): Use generic iterator interface.
635 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
636 (stmt_makes_single_load, stmt_makes_single_store): Use
637 ZERO_SSA_OPERANDS.
638 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
639 (statement_sink_location): Use generic interface.
640 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
641 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
642 reset the immediate use link nodes.
643 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
644 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
645 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
646 (eliminate_tail_call): Use generic operand interface.
647 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
648 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
649 interface.
650 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
651 interface.
652 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
653 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
654 vuse_optype.
655 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
656 Use statement pointer instead of vuse_optype. Use generic interface.
657 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
658 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
659 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
660 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
661 * doc/tree-ssa.texi: Update documentation for operand interface.
663 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
665 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
666 gcc_unreachable as appropriate.
667 (machopic_function_base_name, machopic_indirect_data_reference,
668 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
669 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
670 * config/rs6000/altivec.md (*mov<mode>_internal,
671 build_vector_mask_for_load): Likewise.
672 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
673 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
674 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
675 * config/rs6000/predicates.md (easy_fp_constant,
676 logical_operand): Likewise.
677 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
678 compute_save_world_info, rs6000_emit_prologue,
679 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
680 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
681 directly.
683 2005-05-03 Uros Bizjak <uros@kss-loka.si>
685 PR middle-end/21282
686 * convert.c (convert_to_integer): Convert ceil and floor in
687 c99 mode only.
689 2005-04-29 Geoffrey Keating <geoffk@apple.com>
691 PR target/20813
692 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
693 define_insn_and_split. Split only when memory operand is
694 offsettable. Use adjust_address rather than plus_constant.
695 (floatunssidf2_internal): Likewise.
696 (fix_truncdfsi2_internal): Split only when memory operand is
697 offsettable. Use adjust_address rather than plus_constant.
698 (fix_trunctfsi2_internal): Likewise.
699 (floatsidf2_internal): Likewise.
701 2005-05-02 Diego Novillo <dnovillo@redhat.com>
703 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
704 (set_value_range_to_null): Likewise.
705 (set_value_range_to_varying): New function. Use it in all
706 call sites that used to call set_value_range (vr, VR_VARYING, ...).
707 (extract_range_from_assert): If the integral type has a
708 super-type, and LIMIT is not within MIN and MAX values of that
709 type, set the resulting range to VR_VARYING.
711 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
713 * config/mmix/mmix.opt: New file.
714 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
715 (mmix_cc1_ignored_option): Don't declare.
716 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
717 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
718 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
719 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
720 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
721 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
722 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
723 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
724 Don't define.
725 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
726 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
727 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
729 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
731 PR c/15698
732 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
733 * c-decl.c (current_function_prototype_built_in,
734 current_function_prototype_arg_types): New.
735 (merge_decls): Keep source location of prototype followed by
736 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
737 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
738 (start_function): Always set current_function_prototype_locus,
739 current_function_prototype_built_in and
740 current_function_prototype_arg_types. Check for external
741 prototype whether or not visible for external function and set
742 current_function_prototype_arg_types accordingly.
743 (store_parm_decls_oldstyle): Use
744 current_function_prototype_arg_types for checking old-style
745 definition against prototype. Give warnings only if
746 current_function_prototype_built_in).
748 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
750 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
751 (ggc_alloc_zone_stat): Don't define.
752 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
753 ggc_alloc_zone_pass_stat.
754 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
755 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
756 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
758 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
760 * calls.c (expand_call): Handle current_function_pretend_args_size
761 when checking for sibcalls.
763 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
765 PR tree-optimization/21294
766 * tree-vrp.c (vrp_expr_computes_nonzero): New.
767 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
769 2005-05-02 Janis Johnson <janis187@us.ibm.com>
771 PR 19985
772 * gcov-io.h: Declare gcov external functions hidden.
774 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
776 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
777 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
778 Use VEC instead of VARRAY.
779 (equiv_free): New.
781 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
782 out common code.
784 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
786 * c-common.c (resolve_overloaded_builtin): Forward to target
787 hook for BUILT_IN_MD built-ins.
788 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
789 for all types of built-in.
790 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
791 in the definition of the target hooks struct.
792 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
793 * config/rs6000/altivec.h: Rewritten.
794 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
795 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
796 rs6000_builtin_type, rs6000_builtin_type_compatible,
797 altivec_overloaded_builtins, rs6000_builtin_type,
798 rs6000_builtin_type_compatible): New.
799 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
800 New.
801 (def_builtin): Turn into a function. Check for duplicates and store
802 the builtin into rs6000_builtin_decls.
803 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
804 bdesc_1arg): Add overloaded builtins.
805 (altivec_expand_builtin): Check for unresolved overloaded builtins,
806 do not support ALTIVEC_COMPILETIME_ERROR.
807 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
808 nodes to represent front-end types.
809 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
810 with opaque arguments and/or return values.
811 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
812 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
813 (rs6000_builtin_type_index): New.
814 (is_ev64_opaque_type): Rename to...
815 (rs6000_is_opaque_type): ... this.
816 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
817 target hook.
819 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
821 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
822 instead of VARRAY.
824 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
825 Bernd Schmidt <bernd.schmidt@analog.com>
827 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
828 print_address_operand, print_operand, legitimize_pic_address,
829 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
830 output_pop_multiple): Use gcc_assert or gcc_unreachable as
831 appropriate.
832 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
834 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
836 * doc/passes.texi: Document vectorization pass.
838 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
840 * tree-scalar-evolution.c (get_exit_conditions_rec,
841 select_loops_exit_conditions,
842 number_of_iterations_for_all_loops,
843 analyze_scalar_evolution_for_all_loop_phi_nodes,
844 scev_analysis): Use VEC instead of VARRAY.
846 2005-05-02 Michael Matz <matz@suse.de>
848 PR c++/19542
849 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
850 (warn_strict_null_sentinel): Define.
851 (check_function_sentinel): Check for null_node as valid sentinel too.
852 * c-common.h (c_tree_index): Added CTI_NULL.
853 (null_node) Define global_tree[CTI_NULL].
854 (warn_strict_null_sentinel): Declare.
855 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
856 * c.opt: (Wstrict-null-sentinel): New C++ option.
857 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
859 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
861 * gimplify.c (gimplify_compound_lval): Use VEC instead of
862 VARRAY.
864 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
866 * dwarf2out.c (decl_scope_table, push_decl_scope,
867 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
868 instead of VARRAY.
870 2005-05-01 Mark Mitchell <mark@codesourcery.com>
872 PR C++/14391
873 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
874 if !flag_weak.
875 * doc/cpp.texi (__DEPRECATED): Document.
876 (__EXCEPTIONS): Likewise.
877 (__GXX_WEAK__): Likewise.
879 * function.c (INVOKE__main): Do not define.
880 (expand_main_function): Check HAS_INIT_SECTION when determining
881 whether or not to call __main.
883 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
885 * tree-ssa-loop-ivopts.c: Fix a comment typo.
887 2005-01-05 Paul Brook <paul@codesourcery.com>
889 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
890 (INITIALIZE_TRAMPOLINE): Use it.
891 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
892 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
893 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
895 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
897 * doc/install.texi (Specific): Omit dots in the @anchors names
898 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
899 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
901 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
903 PR tree-optimization/18316
904 PR tree-optimization/19126
905 * tree.c (build_int_cst_type): Avoid shift by size of type.
906 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
907 argument.
908 * tree-scalar-evolution.h (simple_iv): Declaration changed.
909 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
910 field.
911 (dump_cand): Dump depends_on information.
912 (determine_biv_step): Add argument to simple_iv call.
913 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
914 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
915 constant.
916 (add_candidate_1): Record depends_on for candidates.
917 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
918 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
919 Handle ivs with nonconstant step.
920 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
921 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
922 (create_new_iv): Unshare the step before passing it to create_iv.
923 (free_loop_data): Free cand->depends_on.
924 (build_addr_strip_iref): New function.
925 (find_interesting_uses_address): Use build_addr_strip_iref.
926 (strip_offset_1): Split the recursive part from strip_offset.
927 Strip constant offset component_refs and array_refs.
928 (strip_offset): Split the recursive part to strip_offset_1.
929 (add_address_candidates): Removed.
930 (add_derived_ivs_candidates): Do not use add_address_candidates.
931 (add_iv_value_candidates): Add candidates with stripped constant
932 offset. Consider all candidates with initial value 0 important.
933 (struct affine_tree_combination): New.
934 (aff_combination_const, aff_combination_elt, aff_combination_scale,
935 aff_combination_add_elt, aff_combination_add,
936 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
937 fold_affine_sum): New functions.
938 (get_computation_at): Use fold_affine_sum.
939 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
940 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
941 to simple_iv call.
943 2005-04-30 Michael Matz <matz@suse.de>
945 * config/i386/i386.md (movmemsi): Also active when
946 TARGET_INLINE_ALL_STRINGOPS.
948 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
950 PR bootstrap/20633
951 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
953 2005-04-30 Paul Brook <paul@codesourcery.com>
955 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
956 thumb mode.
957 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
958 * config/arm/ieee754-sf.S: Ditto.
959 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
960 (FUNC_ALIAS): Use .thumb_set for thumb routines.
962 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
964 * tree-ssanames.c: Fix a comment typo.
965 * doc/options.texi: Fix a typo.
967 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
969 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
970 gcc_unreachable as appropriate.
971 (split_adds_subs, cond_string, print_operand,
972 h8300_initial_elimination_offset, h8300_classify_operand,
973 h8300_unary_length, h8300_short_immediate_length,
974 h8300_bitfield_length, h8300_binary_length,
975 h8300_insn_length_from_table, compute_mov_length, output_plussi,
976 compute_plussi_length, compute_plussi_cc, output_logical_op,
977 compute_logical_op_length, compute_logical_op_cc,
978 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
979 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
980 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
981 h8300_regs_ok_for_stm): Likewise.
982 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
983 monitor_prologue): Likewise.
985 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
987 * loop-invariant.c (invariants, create_new_invariant,
988 get_inv_cost, best_gain_for_invariant,
989 find_invariants_to_move, move_invariants,
990 init_inv_motion_data, free_inv_motion_data): Use VEC instead
991 of VARRAY.
993 2005-04-29 Richard Henderson <rth@redhat.com>
995 * function.c (instantiate_decls): Remove valid_only argument.
996 (instantiate_decls_1, instantiate_decl): Likewise.
997 (instantiate_virtual_regs_1): Delete.
998 (instantiate_virtual_regs_lossage): Delete.
999 (instantiate_virtual_regs_in_rtx): New.
1000 (safe_insn_predicate): New.
1001 (instantiate_virtual_regs_in_insn): New.
1002 (instantiate_virtual_regs): Update to match all that. Only run
1003 instantiate_decls once.
1005 2005-04-29 Richard Henderson <rth@redhat.com>
1006 Daniel Jacobowitz <dan@codesourcery.com>
1008 * gengtype.c (write_func_for_structure): Split out ...
1009 (output_type_enum): ... new function. Fix thinko accessing
1010 TYPE_PARAM_STRUCT data.
1012 2005-04-29 Tom Tromey <tromey@redhat.com>
1014 * tree.c (build_block): Removed unused 'tags' argument.
1015 * tree.h (build_block): Removed argument.
1017 2005-04-29 Michael Matz <matz@suse.de>
1019 PR rtl-optimization/21144
1020 * postreload.c (reload_cse_move2add): Check for VOIDmode.
1022 2005-04-29 Bob Wilson <bob.wilson@acm.org>
1024 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
1025 flag_reorder_blocks.
1027 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1029 PR tree-optimization/21030
1030 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
1031 ranges where VR->MAX is smaller than VR->MIN.
1033 2005-04-29 Devang Patel <dpatel@apple.com>
1035 PR tree-optimization/21272
1036 PR tree-optimization/21266
1037 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
1039 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
1041 * tree-flow-inline.h: Fix a comment typo.
1042 * doc/tree-ssa.texi: Fix a typo.
1044 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
1046 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1048 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
1049 gcc_unreachable as appropriate.
1050 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
1051 fr30_print_operand, fr30_move_double): Likewise.
1052 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
1054 2005-04-29 Mark Mitchell <mark@codesourcery.com>
1056 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
1057 definition has already been provided.
1058 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1059 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
1060 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1062 2005-04-29 Jim Tison <jtison@us.ibm.com>
1064 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
1065 trace hooks calls to improve performance.
1067 2005-04-29 Julian Brown <julian@codesourcery.com>
1068 Mark Mitchell <mark@codesourcery.com>
1069 Paul Brook <paul@codesourcery.com>
1071 * crtstuff.c: Handle targets that use .init_array.
1072 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
1073 that INVOKE__main is set correctly.
1074 (expand_main_function): Test INVOKE__main.
1075 * libgcc2.c: Do not define __main when using .init_array.
1076 * config/arm/arm.c (arm_elf_asm_constructor): New function.
1077 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
1078 libgcc version.
1079 (DTORS_SECTION_ASM_OP): Likewise.
1080 (CTOR_LIST_BEGIN): Define specially when in libgcc.
1081 (CTOR_LIST_END): Likewise.
1082 (DTOR_LIST_BEGIN): Likewise.
1083 (DTOR_LIST_END): Likewise.
1084 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
1085 (FINI_SECTION_ASM_OP): Likewise.
1086 (INIT_ARRAY_SECTION_ASM_OP): Define.
1087 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1088 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
1089 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
1090 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
1091 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1093 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1095 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
1096 gcc_assert and gcc_unreachable as appropriate.
1097 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
1098 const_int_cost, output_move_const_into_data_reg,
1099 output_move_qimode, output_move_double, find_addr_reg,
1100 print_operand, print_operand_address): Likewise.
1101 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
1102 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
1103 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
1104 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
1105 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
1106 conditional_trap): Likewise.
1107 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
1109 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1111 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
1112 gcc_unreachable as appropriate.
1113 (gen_conditional_move, xtensa_split_operand_pair,
1114 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
1115 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
1116 xtensa_copy_incoming_a7, xtensa_output_literal,
1117 xtensa_output_literal, xtensa_output_literal): Likewise.
1118 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1119 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
1120 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
1121 movsicc_internal1, movsfcc_internal0,
1122 movsfcc_internal1): Likewise.
1124 2005-04-28 James E Wilson <wilson@specifixinc.com>
1126 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
1127 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
1129 2005-04-28 DJ Delorie <dj@redhat.com>
1131 * opt-functions.awk (var_set): Emit proper initializer for
1132 non-target bitfields.
1134 2005-04-28 Devang Patel <dpatel@apple.com>
1136 * dbxout.c (have_used_extensions): Remove.
1137 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
1138 have_used_extensions.
1140 2005-04-28 James E Wilson <wilson@specifixinc.com>
1142 * doc/install.texi: Update -enable-languages info. Correct path to
1143 html docs.
1145 2005-04-28 DJ Delorie <dj@redhat.com>
1147 * optc-gen.awk (END): Make sure no variable is defined more
1148 than once.
1149 * opth-gen.awk (END): Allocate bits on a per-variable basis.
1150 Allow for bitfield variables other than target_flags.
1151 * doc/options.text (Mask): Document that you may specify a
1152 variable other than target_flags.
1154 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
1156 PR rtl-optimization/18877
1157 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
1158 number in val.start.
1160 2005-04-28 David Edelsohn <edelsohn@gnu.org>
1162 PR target/20813
1163 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
1164 MASK_PPC_GFXOPT.
1165 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1166 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1167 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
1169 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
1171 * arm.c (legitimize_pic_address): Fix sense of assertion test for
1172 creating pseudos when the base offset is too large.
1174 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1176 * global.c (earlyclobber_regclass): Change the type to
1177 VEC(int,heap).
1178 (check_earlyclobber): Update uses of earlyclobber_regclass.
1179 (mark_reg_use_for_earlyclobber): Likewise.
1180 (calculate_local_reg_bb_info): Allocate and free
1181 earlyclobber_regclass using the VEC API.
1183 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
1185 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
1186 assert.
1188 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1190 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
1191 (*targetm.foo).
1193 * config.gcc: Obsolete c4x-* and tic4x-*.
1195 * tree.h (edge_def): Remove.
1197 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
1198 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
1199 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
1200 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
1201 where appropriate.
1203 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
1204 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
1205 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
1206 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
1207 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
1208 machmode.def, mips-tfile.c, params.c, pretty-print.c,
1209 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
1210 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
1211 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
1212 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
1213 config/i386/cygming.h, config/i386/djgpp.h,
1214 config/i386/lynx.h, config/i386/netware.c,
1215 config/i386/winnt.c, config/ia64/ia64-c.c,
1216 config/iq2000/iq2000.c, config/m32r/little.h,
1217 config/m68k/m68k-protos.h, config/m68k/m68k.h,
1218 config/m68k/m68k.md, config/mcore/mcore.c,
1219 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
1220 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
1221 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
1222 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
1223 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
1224 config/pdp11/pdp11.h, config/rs6000/darwin.h,
1225 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
1226 config/s390/2064.md, config/s390/2084.md,
1227 config/s390/s390-modes.def, config/s390/s390-protos.h,
1228 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
1229 config/stormy16/stormy16.c, config/vax/vax-protos.h,
1230 config/vax/vax.c, config/vax/vax.h,
1231 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
1232 copyright.
1234 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
1236 * c-typeck.c (build_compound_expr): Correct logic in last change.
1238 2005-04-27 James E. Wilson <wilson@specifixinc.com>
1240 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
1241 parameters. Replace conditional move code with assert checking for
1242 ar.lc. Delete obsolete comments.
1243 (set_src_needs_barrier): Delete cond parameter, and code using it.
1244 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
1245 assert checking for PR_REGS. Fix calls to update_set_flags and
1246 set_src_needs_barrier.
1247 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
1248 callers. Rewrite explanatory comment before the function.
1249 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
1250 Fix all callers.
1252 2005-04-27 Mike Stump <mrs@apple.com>
1254 * doc/cpp.texi: gcc now implements universal character names.
1256 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1258 PR c/21159
1259 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1260 being a compound expression whose right-hand side is cast to void.
1262 2005-04-27 Caroline Tice <ctice@apple.com>
1264 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1265 Remove targetm.have_named_sections test.
1266 (fix_edges_for_rarely_executed_code): Likewise.
1267 (insert_section_boundary_note): Likewise.
1268 (reorder_basic_blocks): Check partitioning flag before calling
1269 verify_hot_cold_block_grouping.
1270 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1271 the function struct rather than global variables.
1272 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1273 (COLD_END_LABEL): Likewise
1274 (cold_text_section_label): New static global variable.
1275 (cold_end_label): Likewise.
1276 (dwarf2out_switch_text_section): Get hot/cold section labels from
1277 the function struct rather than global variables; test to make sure
1278 cfun is defined.
1279 (output_aranges): Use cold_text_section_label and cold_end_label;
1280 check partitioning flag before putting out delta.
1281 (output_ranges): Remove incorrect code attempting to use
1282 hot/cold labels.
1283 (output_line_info): Get cold section label from function struct; test
1284 to make sure cfun is defined.
1285 (add_location_or_const_value_attribute): Likewise.
1286 (dwarf2out_var_location): Likewise.
1287 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1288 write out cold_text_section_label if partition flag is set.
1289 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1290 * function.h (struct function): Add new fields to point to hot/cold
1291 section labels: hot_section_label, cold_section_label,
1292 hot_section_end_label and cold_section_end_label; also add new field
1293 for cold text section name, unlikely_text_section_name.
1294 * opts.c (decode_options): Turn off partitioning flag if
1295 !targetm.have_named_sections.
1296 * output.h (hot_section_label): Remove.
1297 (hot_section_end_label): Remove.
1298 (cold_section_end_label): Remove.
1299 (unlikely_section_label): Remove.
1300 (unlikely_text_section_name): Remove.
1301 * passes.c (rest_of_handle_final): Remove extra blank line.
1302 * varasm.c (unlikely_section_label): Remove.
1303 (hot_section_label): Remove.
1304 (hot_section_end_label): Remove.
1305 (cold_section_end_label): Remove.
1306 (unlikely_text_section_name): Remove.
1307 (initialize_cold_section_name): Modify to call
1308 targetm.strip_name_encoding; to store cold section name in current
1309 function struct, if it exists; and to only use the decl_section_name
1310 if flag_named_sections is true.
1311 (unlikely_text_section): Modify to get section name out of current
1312 function struct, if there is one; otherwise build it from
1313 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1314 (in_unlikely_text_section): Likewise.
1315 (named_section): Modify to get/put cold section name in current function
1316 struct, if there is one.
1317 (function_section): Change 'bool unlikely' to 'int reloc'; check
1318 targetm.have_named_sections before calling named_section.
1319 (current_function_section): Likewise.
1320 (assemble_start_function): Modify to get/put unlikely_text_section_name
1321 in current function struct; modify to get hot/cold section labels
1322 from function struct; initialize labels using
1323 ASM_GENERATE_INTERNAL_LABEL;
1324 test partitioning flag before writing out hot section label.
1325 (assemble_end_function): Test partitioning flag before writing out
1326 hot/cold section labels.
1327 (default_section_type_flags_1): Get cold text section name from
1328 function struct if there is one; Set flags correctly for
1329 cold text section if there is not a current function struct.
1331 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1333 * tree-ssa-propagate.c (set_rhs): Revert last change.
1335 2005-04-27 Steve Ellcey <sje@cup.hp.com>
1337 * explow.c (convert_memory_address): Add gcc_assert.
1339 2005-04-27 Mark Mitchell <mark@codesourcery.com>
1341 * configure.ac: Check for ld --sysroot support.
1342 * gcc.c: Document %R specifier for specs.
1343 (SYSROOT_SPEC): New macro.
1344 (sysroot_spec): New variable.
1345 (static_specs): Add sysroot_spec.
1346 (main): Pass the sysroot spec to the linker if appropriate.
1347 * configure: Regenerated.
1348 * config.in: Likewise.
1350 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1352 * fold-const.c (fold_binary): Use build_fold_addr_expr
1353 for address calculation and INDIRECT_REF handling.
1355 2005-04-27 Andrew Haley <aph@redhat.com>
1357 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1359 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1361 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1362 pointer when thumb backtracing is on.
1364 * config/fp-bit.c (abort): Revert change.
1366 2005-04-27 Ian Lance Taylor <ian@airs.com>
1368 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1370 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1372 * tree-ssa-dce.c: Fix a comment typo.
1374 2005-04-27 David S. Miller <davem@davemloft.net>
1376 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1377 Kill setjmpless_size. current_function_calls_setjmp is completely
1378 computed when we are called, so just use the optimized size value
1379 instead of using REG_SAVE_AREA notes.
1380 (optimize_save_area_alloca): Delete....
1381 * rtl.h (optimize_save_area_alloca): Likewise...
1382 * passes.c (rest_of_compilation): and don't call it any more.
1383 * reg-notes.def (SAVE_AREA): Delete.
1385 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1387 * config/fp-bit.c (abort): Add noreturn attribute.
1389 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1390 gcc_unreachable as appropriate.
1391 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1392 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1393 ASM_OUTPUT_REG_POP): Likewise.
1395 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1397 * tree-complex.c (expand_vector_operations_1): Do not build
1398 VIEW_CONVERT_EXPR's for the lhs.
1400 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1402 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1403 unnecessary noncanonical RTL handling.
1404 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1405 gcc_assert and gcc_unreachable.
1407 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1408 gcc_unreachable as appropriate.
1409 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1410 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1411 use_return_insn, const_ok_for_op, arm_gen_constant,
1412 arm_canonicalize_comparison, legitimize_pic_address,
1413 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1414 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1415 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1416 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1417 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1418 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1419 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1420 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1421 output_call, output_mov_long_double_fpa_from_arm,
1422 output_mov_long_double_arm_from_fpa,
1423 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1424 output_move_double, arithmetic_instr, shift_op, int_log2,
1425 output_return_instruction, arm_output_function_prologue,
1426 arm_output_epilogue, arm_output_function_epilogue,
1427 emit_multi_reg_push, arm_get_frame_offsets,
1428 arm_compute_initial_elimination_offset, arm_expand_prologue,
1429 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1430 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1431 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1432 thumb_compute_initial_elimination_offset,
1433 thumb_output_function_prologue, thumb_load_double_from_address,
1434 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1435 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1436 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1437 * config/arm/arm.md (thumb_extendhisi2,
1438 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1439 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1440 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1441 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1442 * config/arm/cirrus.md (*cirrus_arm_movdi,
1443 *cirrus_movdf_hard_insn): Likewise.
1444 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1446 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1448 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1449 (num_ssa_names): Use VEC_length.
1450 (ssa_names): Use VEC_index.
1451 * tree-ssanames.c (ssa_names): Change the type to
1452 VEC(tree,gc).
1453 (init_ssanames, fini_ssa_names, make_ssanames,
1454 release_ssa_name): Update uses of ssa_names.
1456 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1457 Use fold_buildN instead of fold (buildN (...)).
1459 2005-04-27 Devang Patel <dpatel@apple.com>
1461 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1463 2005-04-27 Matt Thomas <matt@3am-software.com>
1464 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1466 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1467 (vax_output_mi_thunk): Ditto.
1468 (vax_notice_cc_update): Ditto.
1469 (INDEX_REGISTER_P): Add trailing \.
1470 (BASE_REGISTER_P): Add trailing \.
1471 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1473 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1475 * tree-ssa-propagate.c (set_rhs): Check operand of
1476 ADDR_EXPR for gimpliness, too.
1478 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1480 * tree-ssa-pre.c: Fix a comment typo.
1482 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1484 PR tree-optimization/21171
1485 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1486 record address uses if the reference is volatile.
1488 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1490 * tree-complex.c (expand_vector_operation): New, extracted from
1491 expand_vector_operations_1.
1492 (tree_vec_extract): Build a NOP_EXPR.
1493 (expand_vec_parallel): Do not care about returning the correct type.
1494 (expand_vector_operations_1): Call expand_vector_operation.
1495 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1497 * tree-complex.c (gate_expand_vector_operations): New.
1498 (pass_lower_vector_ssa): Use it.
1499 * tree-optimize.c (init_tree_optimization_passes): Include
1500 pass_lower_vector_ssa.
1501 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1502 (vectorizable_operation): Use it.
1503 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1504 integer modes for the vector type.
1506 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1507 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1508 Do not cope with UNITS_PER_SIMD_WORD == 0.
1509 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1510 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1511 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1512 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1513 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1514 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1515 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1517 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1518 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1519 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1521 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1522 (UNITS_PER_SIMD_WORD): New.
1524 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1526 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1527 gcc_unreachable as appropriate.
1528 (ia64_expand_load_address, ia64_expand_tls_address,
1529 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1530 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1531 next_scratch_gr_reg, ia64_initial_elimination_offset,
1532 ia64_expand_prologue, ia64_expand_epilogue,
1533 ia64_output_dwarf_dtprel, ia64_print_operand,
1534 ia64_register_move_cost, first_instruction, rws_access_regno,
1535 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1536 ia64_sched_init, ia64_variable_issue,
1537 ia64_first_cycle_multipass_dfs_lookahead_guard,
1538 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1539 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1540 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1541 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1542 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1543 * config/ia64/predicates.md (got_symbolic_operand,
1544 sdata_symbolic_operand): Likewise.
1545 * config/ia64/vect.md (vcondv2sf): Likewise.
1547 2005-04-27 Matt Thomas <matt@3am-software.com>
1549 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1550 CONSTANT_ADDRESS_P in config/vax/vax.h
1551 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1552 (INDEX_REGISTER_P): New.
1553 (BASE_REGISTER_P): New.
1554 (indirectable_constant_address_p): New. Adapted from
1555 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1556 (indirectable_address_p): New. Adapted from
1557 INDIRECTABLE_ADDRESS_P in vax.h.
1558 (nonindexed_address_p): New. Adapted from
1559 GO_IF_NONINDEXED_ADDRESS in vax.h.
1560 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1561 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1562 (legitimate_address_p): New. Adapted from
1563 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1564 (vax_mode_dependent_address_p): New. Adapted from
1565 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1566 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1567 legitimate_constant_address_p.
1568 (CONSTANT_P): Use legitimate_constant_p.
1569 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1570 (INDIRECTABLE_ADDRESS_P): Removed.
1571 (GO_IF_NONINDEXED_ADDRESS): Removed.
1572 (INDEX_TEMP_P): Removed.
1573 (GO_IF_REG_PLUS_INDEX): Removed.
1574 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1575 definitions, depending on whether REG_OK_STRICT is defined.
1576 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1577 Two definitions, depending on whether REG_OK_STRICT is defined.
1578 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1579 added.
1580 (legitimate_constant_p): Prototype added.
1581 (legitimate_address_p): Prototype added.
1582 (vax_mode_dependent_address_p): Prototype added.
1584 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1586 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1588 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1590 PR c/21213
1591 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1592 transparent union.
1594 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1596 PR c/20740
1597 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1598 assertion failures, if __gcc_host_wide_int__ is not properly
1599 defined.
1600 (init_dynamic_diag_info): Give errors, not assertion failures, if
1601 location_t, tree or __gcc_host_wide_int__ are not properly
1602 defined.
1604 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1606 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1607 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1608 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1609 prepare_decl_rtl, free_loop_data,
1610 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1611 VARRAY.
1613 * tree.h (tree_phi_node): Add a comment about the order of PHI
1614 arguments.
1616 2005-04-26 Paul Brook <paul@codesourcery.com>
1618 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1620 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1622 * config/mips.mips.c (mips_legitimize_tls_address): Use
1623 gcc_unreachable.
1625 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1626 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1627 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1629 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1630 'abort'.
1632 2005-04-26 Jeff Law <law@redhat.com>
1634 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1635 (op_iter_init_must_and_may_def): Likewise.
1636 (unmodifiable_var_p): Move to a later point in the file.
1637 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1638 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1639 (dse_record_phis): Directly check for virtual operands rather than
1640 using need_imm_uses_for.
1641 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1642 store has multiple V_{MAY,MUST}_DEF operands.
1644 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1646 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1647 stmt.
1649 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1651 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1652 call to find_edge outside a loop to go through a PHI chain.
1654 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1656 PR tree-optimization/17598
1657 * fold-const.c (fold_binary): Fold comparisons of addresses
1658 of COMPONENT_REFs which reference the same field to
1659 comparisons of the addresses of the base objects.
1661 2005-04-26 Julian Brown <julian@codesourcery.com>
1663 * config/arm/arm.c (arm_return_in_msb): New function.
1664 (arm_must_pass_in_stack): New function.
1665 (TARGET_RETURN_IN_MSB): Define target hook.
1666 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1667 (arm_function_value): Pad small aggregate return.
1668 (arm_pad_arg_upward): New function.
1669 (arm_pad_reg_upward): New function.
1670 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1671 (FUNCTION_ARG_PADDING): Define macro.
1672 (BLOCK_REG_PADDING): Define macro.
1673 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1674 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1675 (arm_pad_reg_upward): Declare function.
1677 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1679 * basic-block.h (ei_cond): New.
1680 (FOR_EACH_EDGE): Call ei_cond.
1682 PR tree-optimization/21047
1683 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1684 (fold): Don't handle ASSERT_EXPR.
1686 2005-04-25 Roger Sayle <roger@eyesopen.com>
1688 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1689 all writes to any stack register as a read/write dependency on
1690 FIRST_STACK_REG.
1691 (sched_analyze_2): Likewise, for reads from any stack register.
1693 2005-04-25 Richard Henderson <rth@redhat.com>
1695 * final.c (output_addr_const): Revert 2005-04-09 change.
1697 2005-04-25 Mike Stump <mrs@apple.com>
1699 * config/darwin.c (darwin_encode_section_info): Always set
1700 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1702 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1704 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1705 gensupport.c, protoize.c, toplev.c: Replace calls to
1706 `unlock_stream' with `unlock_std_streams'.
1708 2005-04-25 Devang Patel <dpatel@apple.com>
1710 * dbxout.c (dbxout_type): Emit attribute vector.
1712 2005-04-05 Paul Brook <paul@codesourcery.com>
1714 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1715 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1716 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1717 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1718 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1719 (register_dtor_fn): Likewise.
1720 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1722 2005-04-25 Ian Lance Taylor <ian@airs.com>
1724 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1725 * c-common.h (EXPR_STMT_EXPR): Don't define.
1726 (c_common_stmt_codes): Don't define.
1727 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1728 * c-gimplify.c (gimplify_expr_stmt): Remove.
1729 (c_gimplify_expr): Remove EXPR_STMT case.
1730 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1731 to INIT_STATEMENT_CODES.
1732 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1734 2005-04-25 Jan Hubicka <jh@suse.cz>
1736 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1738 * except.c: Include diagnostic.h
1739 (dump_eh_tree, verify_eh_tree): New functions.
1740 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1741 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1742 (dump_function_to_file): dump eh tree.
1743 * tree-eh.c (mark_eh_edge): New function.
1744 (mark_eh_edge_found_error): New static variable.
1745 (verify_eh_edges): New function.
1747 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1749 * tree-ssa-alias.c (fieldoff_t): Remove.
1750 (fieldoff_s): typedef the structure itself. Create a vector of
1751 objects.
1752 (push_fields_onto_fieldstack): Return count of fields pushed.
1753 Remove peeling of first field. Adjust.
1754 (fieldoff_compare): Adjust.
1755 (create_overlap_variables_for): Adjust.
1757 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1759 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1761 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1763 PR bootstrap/21215
1764 * doc/install.texi: Document correct assembler and linker to use
1765 on i?86-*-solaris2.10.
1767 2005-04-25 Steven Bosscher <stevenb@suse.de>
1769 Fix PR tree-optimization/21173
1771 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1772 Unshare expression we pass to force_gimple_operand.
1774 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1775 Stephen Clarke <stevec@superh.com>
1776 Roger Sayle <roger@eyesopen.com>
1778 PR rtl-optimization/20413
1779 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1780 VOIDmode for LABEL_REF.
1781 * final.c (shorten_branches): Likewise.
1782 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1783 * loop.c (reg_dead_after_loop): Likewise.
1784 * varasm.c (decode_addr_const): Likewise.
1785 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1787 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1789 * config.gcc (avr-*-*): Remove redundant "case".
1791 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1793 * tree-vect-analyze.c (vect_mark_relevant): Take
1794 VEC(tree,heap) instead of varray_type as an argument.
1795 (vect_mark_stmts_to_be_vectorized): Change the type of
1796 worklist to VEC(tree,heap). Adjust uses of worklist.
1798 2005-04-24 Devang Patel <dpatel@apple.com>
1800 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1802 2005-04-24 Ian Lance Taylor <ian@airs.com>
1804 * c-semantics.c (build_stmt): Remove test of specific tree codes
1805 for TREE_SIDE_EFFECTS handling.
1807 2005-04-24 Per Bothner <per@bothner.com>
1809 * c-opts.c (finish_options): Make the line-number of the <built-in>
1810 location 0, as assumed elsewhere, rather than 1.
1812 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1814 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1815 VEC(tree,heap).
1816 (tree_ssa_uncprop, uncprop_finalize_block,
1817 uncprop_initialize_block): Update uses of equiv_stack.
1819 2005-04-24 Richard Henderson <rth@redhat.com>
1821 PR rtl-opt/21163
1822 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1823 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1824 constm1_rtx.
1825 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1826 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1827 <DIV, MOD>: Likewise.
1829 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1831 * collect2.c (main): Unlock the stdio streams.
1832 * gcc.c (main): Likewise.
1833 * gcov-dump.c (main): Likewise.
1834 * gcov.c (main): Likewise.
1835 * gen-protos.c (main): Likewise.
1836 * gensupport.c (init_md_reader_args_cb): Likewise.
1837 * protoize.c (main): Likewise.
1838 * toplev.c (general_init): Likewise.
1840 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1842 PR middle-end/20991
1843 * cgraph.h (cgraph_local_info): Add vtable_method field.
1844 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1845 and node is vtable_method, finalized and not reachable, don't do
1846 anything.
1848 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1850 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1851 COMPARISON_CLASS_P.
1852 * tree-ssa-pre.c (create_value_expr_from): Use
1853 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1854 * tree-ssa-propagate.c (stmt_makes_single_load,
1855 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1856 * tree-vect-transform.c (vect_is_simple_cond): Use
1857 COMPARISON_CLASS_P.
1858 * tree-vrp.c (extract_range_from_assert,
1859 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1860 COMPARISON_CLASS_P.
1862 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1863 of tpa_to_clear to VEC(int,heap). Update uses of
1864 tpa_to_clear. Free tpa_to_clear at the end.
1866 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1868 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1869 function decl.
1871 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1873 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1874 and gcc_unreachable as appropriate.
1875 (num_insns_constant, output_vec_const_move,
1876 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1877 rs6000_emit_set_const, rs6000_emit_move,
1878 spe_build_register_parallel, function_arg,
1879 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1880 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1881 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1882 rs6000_common_init_builtins, expand_block_clear,
1883 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1884 extract_ME, rs6000_get_some_local_dynamic_name,
1885 rs6000_output_function_entry, print_operand,
1886 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1887 output_cbranch, output_e500_flip_gt_bit,
1888 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1889 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1890 compute_save_world_info, rs6000_stack_info,
1891 rs6000_emit_load_toc_table, rs6000_frame_related,
1892 spe_synthesize_frame_save, rs6000_emit_epilogue,
1893 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1894 output_function_profiler, rs6000_trampoline_size,
1895 rs6000_initialize_trampoline, find_addr_reg,
1896 rs6000_machopic_legitimize_pic_address,
1897 rs6000_initial_elimination_offset,
1898 rs6000_dbx_register_number): Likewise.
1899 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1900 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1901 *movti_power, *movti_string, call, call_value, sibcall,
1902 sibcall_value): Likewise.
1903 * config/rs6000/spe.md (*movdf_e500_double,
1904 *movv2si_internal): Likewise.
1905 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1906 from comment.
1908 2005-04-24 Richard Henderson <rth@redhat.com>
1910 PR target/21101
1911 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1912 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1913 Deny modes smaller than 4 bytes.
1914 * config/i386/i386-protos.h: Update.
1916 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1918 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1919 Switch h8300-*-rtems* to ELF.
1921 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1923 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1925 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1927 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1929 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1931 PR middle-end/21082
1932 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1934 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1936 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1937 definitions of ssa names in condition. Split recusive part to ...
1938 (tree_simplify_using_condition_1): New function.
1939 (expand_simple_operations): New function.
1941 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1943 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1944 (find_interesting_uses_cond): Do not use integer_zerop and
1945 integer_nonzerop to check for integer constants.
1946 (set_use_iv_cost): Record the value field.
1947 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1948 determine_use_iv_cost_outer): Set the value field of the cost pair.
1949 (may_eliminate_iv): Do not return the comparison code.
1950 (iv_elimination_compare): New function.
1951 (determine_use_iv_cost_condition): Set the value field. Record
1952 noneliminable invariants correctly.
1953 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1955 2005-04-23 DJ Delorie <dj@redhat.com>
1957 * diagnostic.c (warning): Accept parameter to classify warning option.
1958 (warning0): New, for when a pointer to an error() like function is needed.
1959 * errors.c (warning): Likewise.
1960 * errors.h (warning, warning0): Adjust prototypes.
1961 * toplev.h (warning, warning0): Likewise.
1963 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1964 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1965 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1966 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1967 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1968 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1969 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1970 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1972 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1973 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1974 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1975 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1976 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1977 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1978 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1979 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1980 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1981 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1982 config/rs6000/aix52.h, config/rs6000/darwin.h,
1983 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1984 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1985 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1986 config/stormy16/stormy16.c, config/v850/v850-c.c,
1987 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1988 callers.
1990 2005-04-23 Richard Henderson <rth@redhat.com>
1992 PR rtl-opt/21102
1993 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1994 performing some integral scalar simplifications.
1996 2005-04-23 Richard Henderson <rth@redhat.com>
1998 PR target/21099
1999 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
2000 simplifying CONST_VECTOR.
2002 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2004 * tree-ssa-live.c (live_worklist): Take a stack allocated on
2005 heap as an argument. Update uses of stack.
2006 (calculate_live_on_entry): Allocate stack on heap.
2008 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
2009 partition_link and tpa_nodes on heap.
2011 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
2012 (mark_stmt_necessary, propagate_necessity,
2013 mark_really_necessary_kill_operand_phis): Update uses of
2014 worklist.
2015 (tree_dce_init): Allocate worklist using VEC_alloc.
2016 (tree_dce_done): Free worklist using VEC_free.
2018 2005-04-23 Mike Stump <mrs@apple.com>
2020 * config/darwin.c (machopic_indirection_name): Don't use
2021 quotes needlessly.
2022 (darwin_emit_unwind_label): Use user_label_prefix instead of
2023 "_".
2025 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2027 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
2029 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
2031 * config.gcc <cris-*>: Specify .opt files.
2032 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
2033 config/cris/linux.opt: New files.
2034 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
2035 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2036 (TARGET_ELF): Override to 0.
2037 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
2038 -melinux-stacksize=N.
2039 * config/cris/cris.c: (cris_handle_option): New function.
2040 (TARGET_DEFAULT_TARGET_FLAGS): Override.
2041 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
2042 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
2043 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
2044 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
2045 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
2046 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
2047 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
2048 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
2049 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
2050 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
2051 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
2052 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
2053 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
2054 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
2055 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
2056 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
2057 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2058 (TARGET_LINUX): Define 0.
2059 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2060 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
2061 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
2062 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
2063 (TARGET_LINUX): Override to 1.
2064 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2066 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
2068 * haifa-sched.c (schedule_block): Fix thinko in previous
2069 assertification patch.
2071 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
2073 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
2074 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
2075 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2076 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
2077 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
2078 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2079 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
2080 for hpux11.[1-9]*.
2081 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
2082 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
2083 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
2084 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
2085 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
2086 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
2087 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
2088 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
2089 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
2090 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
2091 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
2092 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
2093 (SUBTARGET_OPTIONS): Delete.
2094 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
2095 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
2096 instead of a string.
2097 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
2098 (pa_cpu_string, pa_unix_string): Delete.
2099 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
2100 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
2101 TARGET_HPUX_10_10.
2102 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2103 (pa_handle_option): New function.
2104 (override_options): Remove handling of -march=, -mfixed-range=,
2105 -mschedule= and -munix=.
2106 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
2107 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
2108 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
2109 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
2110 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
2111 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
2112 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
2113 redefining.
2114 * config/pa/pa.opt: New file.
2115 * config/pa/pa-hpux.opt: New file.
2116 * config/pa/pa-hpux1010.opt: New file.
2117 * config/pa/pa-hpux1111.opt: New file.
2118 * config/pa/pa64-hpux.opt: New file.
2120 2005-04-22 David S. Miller <davem@davemloft.net>
2122 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
2123 integer when it's mode is VOIDmode not DImode.
2125 2005-04-22 Geoffrey Keating <geoffk@apple.com>
2127 * config/rs6000/rs6000.md (sync_add<mode>_internal,
2128 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
2129 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
2130 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
2131 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
2132 "bne- $-xxx" rather than local labels.
2133 (sync_lock_release<mode>): Add second operand.
2134 (lwsync): Use .long rather than a more meaningful opcode.
2135 * doc/md.texi (Standard Names): Add description of second
2136 parameter to sync_lock_test_and_set.
2138 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2140 PR tree-optimization/21088
2141 * fold-const.c (fold_unary, fold_binary, fold_ternary):
2142 Export.
2143 * tree-vrp.c (compare_values): Use fold_binary to compare
2144 pointers. Use boolean_type_node as the type of a comparison
2145 expression being folded.
2146 * tree.h: Add prototypes for fold_unary, fold_binary,
2147 fold_ternary.
2149 * tree-ssa-dom.c: Fix formatting.
2151 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2153 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
2154 * lambda-code.c (perfect_nestify): Mark virtual operands in
2155 the moved statement for renaming.
2156 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
2157 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2158 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
2159 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2160 * tree-flow.h (struct var_ann_d): Update comments.
2161 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
2162 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
2163 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
2164 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
2165 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
2166 debug_names_replaced_by): Remove declarations.
2167 (delete_update_ssa, get_current_def, set_current_def): Declare.
2168 (rewrite_into_loop_closed_ssa): Add new argument. Update
2169 all callers.
2170 * tree-into-ssa.c: Include params.h.
2171 (old_virtual_ssa_names): Remove. Update all users.
2172 (need_to_replace_names_p): Remove. Update all users.
2173 (struct update_ssa_stats_d): Declare.
2174 (update_ssa_stats): New local.
2175 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
2176 dump_tree_ssa_stats, debug_tree_ssa_stats,
2177 dump_update_ssa, debug_update_ssa,
2178 dump_names_replaced_by, debug_names_replaced_by): Declare.
2179 (get_current_def, set current_def): Make extern.
2180 (is_old_name, is_new_name): Protect against references
2181 past the end of the sets.
2182 (add_new_name_mapping): Assert that OLD and NEW are
2183 different SSA names for the same symbol.
2184 When adding a virtual mapping, update stats for virtual
2185 mapping heuristic.
2186 (insert_phi_nodes_for): If UPDATE_P is true, create the
2187 LHS of the new PHI by duplicating SSA name VAR.
2188 (insert_phi_nodes_1): Remove. Update all users.
2189 (insert_phi_nodes): Remove second argument. Update all
2190 users.
2191 (maybe_replace_use, maybe_replace_def): New.
2192 (rewrite_update_stmt): Call them.
2193 (mark_def_interesting): Remove calls to is_gimple_reg.
2194 (prepare_phi_args_for_update): Remove. Update all users.
2195 (prepare_block_for_update): Only process virtual operands
2196 and GIMPLE registers in normal form.
2197 (prepare_use_sites_for): New.
2198 (prepare_names_to_update): Rename from prepare_def_sites.
2199 Call prepare_use_sites_for.
2200 (dump_update_ssa): Rename from dump_repl_tbl.
2201 Update all users.
2202 Show statistics for virtual mapping heuristic.
2203 (debug_update_ssa): Rename from debug_debug_repl_tbl.
2204 (init_update_ssa): Initialize UPDATE_SSA_STATS.
2205 (delete_update_ssa): Make extern.
2206 (mark_set_for_renaming): If the set is empty, do nothing.
2207 (release_ssa_name_after_update_ssa): Update comment.
2208 (insert_updated_phi_nodes_for): Do not remove existing
2209 PHI nodes for symbols.
2210 (switch_virtuals_to_full_rewrite_p): New.
2211 (switch_virtuals_to_full_rewrite): New.
2212 (update_ssa): Call them.
2213 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
2214 for every statement before updating.
2215 If all the names in NEW_SSA_NAMES have been marked for
2216 removal, do nothing.
2217 Only start at the top of the CFG if there are symbols in
2218 SYMS_TO_RENAME.
2219 (ssa_rewrite_finalize_block): Remove.
2220 (ssa_register_new_def): Remove.
2221 (ssa_rewrite_stmt): Remove.
2222 (ssa_rewrite_phi_arguments): Remove.
2223 (ssa_rewrite_initialize_block): Remove.
2224 (ssa_mark_def_sites): Remove.
2225 (ssa_mark_def_sites_initialize_block): Remove.
2226 (ssa_mark_phi_uses): Remove.
2227 (rewrite_ssa_into_ssa): Remove.
2228 * tree-phinodes.c (find_phi_node_for): Remove.
2229 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2230 Call update_ssa.
2231 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
2232 Remove calls to verify_dominators and
2233 verify_loop_structure.
2234 (tree_unswitch_single_loop): Call update_ssa.
2235 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
2236 returns false.
2237 Call verify_stmts.
2238 (delete_tree_ssa): Assert that need_ssa_update_p returns
2239 false.
2240 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
2241 * tree-vectorizer.c (allocate_new_names, rename_def_op,
2242 free_new_names): Remove. Update all users.
2243 (rename_use_op): Call get_current_def.
2244 (rename_variables_in_bb): Do not handle any real or
2245 virtual definition.
2246 (slpeel_update_phis_for_duplicate_loop): Call
2247 get_current_def and set_current_def instead of using
2248 SSA_NAME_AUX.
2249 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
2250 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
2251 ssa_names_to_replace and delete_update_ssa.
2252 * doc/invoke.texi: Document --param min-virtual-mappings
2253 and --param virtual-mappings-ratio.
2255 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2257 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
2258 for newly created PHI nodes.
2259 Call create_new_def_for for every new V_MAY_DEF and
2260 V_MUST_DEF on the copied statement.
2261 (struct ssa_name_map_entry): Remove.
2262 (ssa_name_map_entry_hash): Remove.
2263 (ssa_name_map_entry_eq): Remove.
2264 (allocate_ssa_names): Remove.
2265 (rewrite_to_new_ssa_names_def): Remove.
2266 (rewrite_to_new_ssa_names_use): Remove.
2267 (rewrite_to_new_ssa_names_bb): Remove.
2268 (rewrite_to_new_ssa_names): Remove.
2269 (tree_duplicate_sese_region): Remove variables ver,
2270 definitions, phi, ssa_name_map and bi.
2271 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2272 Call update_ssa.
2273 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2274 update_ssa instead of rewrite_ssa_into_ssa.
2275 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2276 create_new_def_for.
2277 (find_uses_to_rename_use): Add argument 'need_phis'.
2278 (find_uses_to_rename_stmt): Do not scan virtual operands.
2279 (find_uses_to_rename): Only scan PHI nodes for
2280 non-virtual names.
2281 (rewrite_into_loop_closed_ssa): Call update_ssa.
2282 (check_loop_closed_ssa_use): Ignore virtual operands.
2283 (check_loop_closed_ssa_stmt): Likewise.
2284 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2285 NULL.
2286 (rename_variables, set_phi_def_stmts): Remove.
2287 (tree_duplicate_loop_to_header_edge): Reformat comment.
2288 Remove variables BB, I and DEFINITIONS.
2289 Call need_ssa_update_p.
2290 Call update_ssa.
2291 (lv_adjust_loop_header_phi): Reformat comment.
2292 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2293 (marked_for_rewrite_p, any_marked_for_rewrite_p,
2294 mark_for_rewrite, unmark_all_for_rewrite,
2295 marked_ssa_names): Remove. Update all users.
2296 (release_ssa_name): If VAR has been registered for SSA
2297 updating, do nothing.
2298 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2299 (build_assert_expr_for): Call register_new_name_mapping.
2300 (insert_range_assertions): Update call to update_ssa.
2301 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2302 marked_for_rewrite_p, any_marked_for_rewrite_p,
2303 marked_ssa_names): Remove.
2305 2005-04-22 Jeff Law <law@redhat.com>
2307 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2308 (restore_currdefs_to_original_value): Likewise.
2309 (register_definitions_for_stmt): Likewise.
2310 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2311 for each variable. Do not allocate/free block_defs_stack either.
2312 Do not iterate if we just thread jumps. Only iterate if the
2313 tree_cleanup_cfg does useful work (temporary).
2314 (dom_opt_initialize_block): No longer push a marker on
2315 BLOCK_DEFS_STACK.
2316 (dom_opt_finalize_block): Removal call to restore currdefs.
2317 Relax restrictions for recording edge equivalences.
2318 (record_equivalences_from_phis): No longer need to track
2319 CURRENT_DEF.
2320 (optimize_stmt): Similarly.
2321 (thread_across_edge): Simplify by removing the requirement that
2322 statements in the block we are threading through must be nops.
2323 (initialize_hash_element): Handle GOTO_EXPR.
2325 2005-04-22 David S. Miller <davem@davemloft.net>
2327 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2328 CONST_DOUBLE_HIGH.
2329 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2330 fix check on CONST_DOUBLE mode. It should be VOIDmode
2331 when it is representing an integer.
2333 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2335 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2336 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2337 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
2338 find_char_info_specifier_index,
2339 find_length_info_modifier_index): Likewise.
2340 * c-typeck.c (composite_type, pop_init_level): Likewise.
2341 * combine.c (cant_combine_insn_p, try_combine): Likewise.
2342 * cse.c (cse_insn): Likewise
2343 * dominance.c (calc_dfs_tree): Likewise
2344 dwarf2out.c (loc_descriptor_from_tree_1,
2345 add_abstract_origin_attribute, force_decl_die,
2346 force_type_die): Likewise
2347 emit-rtl.c (operand_subword_force): Likewise
2348 explow.c (hard_function_value): Likewise
2349 expmed.c (store_bit_field, expand_divmod,
2350 emit_store_flag_force): Likewise
2351 expr.c (emit_move_multi_word, store_expr,
2352 expand_expr_real_1): Likewise
2353 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2354 output_operand): Likewise
2355 flow.c (recompute_reg_usage): Likewise
2356 * function.c (assign_stack_temp_for_type, assign_temp,
2357 handle_epilogue_set): Likewise
2358 * genextract.c (main): Likewise
2359 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2360 gimplify_modify_expr_rhs, gimplify_expr): Likewise
2361 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2362 ready_remove, rm_line_notes, rm_other_notes,
2363 schedule_block): Likewise
2364 mips-tfile.c (copy_object, out_of_bounds): Likewise
2366 2005-04-22 David Edelsohn <edelsohn@gnu.org>
2368 PR target/20813
2369 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2370 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2371 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2372 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2373 TARGET_XL_COMPAT.
2374 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2376 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2378 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2379 (gcc_tree_to_linear_expression): Convert to heap allocated
2380 vectors.
2381 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2382 lbv_to_gcc_expression, lle_to_gcc_expression,
2383 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2384 perfect_nestify): Likewise.
2385 lambda.h (gcc_loopnest_to_lambda_loopnest,
2386 lambda_loopnest_to_gcc_loopnest): Likewise.
2387 tree-loop-linear.c (linear_transform_loops): Likewise.
2389 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2391 * config/sparc/predicates.md (arith_double_operand): Use
2392 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2393 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2394 (DImode, DFmode constant splitters): Likewise. Remove code for
2395 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2396 (logical constant splitters): Use const_int_operand predicate.
2397 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2398 HOST_BITS_PER_WIDE_INT < 64.
2400 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2402 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2403 gcc_unreachable as appropriate.
2404 (force_mode, emit_move_sequence, singlemove_string,
2405 output_move_double, output_fp_move_double, find_addr_reg,
2406 output_block_move, output_block_clear, output_and,
2407 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2408 pa_adjust_cost, pa_issue_rate, print_operand,
2409 output_global_address, output_arg_descriptor, output_cbranch,
2410 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2411 output_call): Likewise.
2412 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2413 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2415 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2417 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2418 _gcov_pow2_profiler and _gcov_one_value_profiler.
2419 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2420 (GTFILES): Add $(srcdir)/tree-profile.c.
2421 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2422 __gcov_one_value_profiler): Declare.
2423 * gimplify.c (force_gimple_operand): Check whether the statements
2424 should be produced in ssa form.
2425 (force_gimple_operand_bsi): New function.
2426 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2427 __gcov_one_value_profiler): New functions.
2428 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2429 the profiled value is a power of two or not.
2430 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2431 * tree-flow.h (in_ssa_p): Declare.
2432 (force_gimple_operand_bsi): Declare.
2433 * tree-into-ssa.c (in_ssa_p): New variable.
2434 (rewrite_into_ssa): Set in_ssa_p.
2435 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2436 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2437 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2438 tree_one_value_profiler_fn): New variables.
2439 (tree_init_edge_profiler): Initialize the profiler function decls.
2440 (tree_gen_edge_profiler): Use global gcov_type_node.
2441 (prepare_instrumented_value): New function.
2442 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2443 tree_gen_one_value_profiler): Call the library functions instead of
2444 creating instrumentation code.
2445 * tree.c (build_fn_decl): New function.
2446 * tree.h (build_fn_decl): Declare.
2447 * value-prof.c (rtl_divmod_values_to_profile,
2448 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2449 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2450 Do not handle may_be_other and precise values of exponents at pow2
2451 profiler.
2452 (tree_mod_subtract_transform): Reflect that value field of
2453 histogram has changed meaning.
2454 (tree_divmod_values_to_profile): Record the values correctly.
2455 (tree_values_to_profile): Update comment.
2456 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2458 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2460 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2461 (decl).
2463 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2465 * config/i386/i386.md (length_immediate): Use gcc_assert or
2466 gcc_unreachable, as appropriate.
2467 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2468 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2469 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2470 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2471 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2472 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2473 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2474 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2475 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2476 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2477 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2478 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2479 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2480 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2481 *prefetch_sse_rex): Likewise.
2482 * config/i386/predicates.md (x86_64_immediate_operand,
2483 x86_64_zext_immediate_operand, symbolic_operand,
2484 no_seg_address_operand, aligned_operand,
2485 memory_displacement_operand): Likewise.
2486 * config/i386/sse.md (*mov<mode>_internal,
2487 *movv2df_internal): Likewise.
2489 2005-04-22 Jan Hubicka <jh@suse.cz>
2491 * Makefile.in (ipa.o, ipa-inline.o): New files.
2492 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2493 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2494 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2495 * cgraphunit.c (cgraph_default_inline_p,
2496 cgraph_decide_inlining_incrementally, ncalls_inlined,
2497 nfunctions_inlined, initial_insns, overall_insns,
2498 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2499 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2500 cgraph_mark_inline, cgraph_check_inline_limits,
2501 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2502 update_callee_keys, lookup_recursive_calls,
2503 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2504 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2505 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2506 pass_ipa_inline): Move to ipa-inline.c
2507 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2508 * ipa.c: New file.
2509 * ipa-inline.c: New file.
2511 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2513 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2514 is turned off by default on Solaris.
2516 2005-04-21 Roger Sayle <roger@eyesopen.com>
2518 * c-common.h (objc_build_method_signature): Update prototype.
2519 * stub-objc.c (objc_build_method_signature): Update the stub
2520 implementation to accept and ignore additional parameter.
2521 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2522 the value of ellipsis to objc_build_method_signature instead
2523 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2525 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2527 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2528 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2529 gen_rtx_* not gen_rtx_fmt_*.
2530 (rs6000_emit_vector_select): Likewise.
2531 (rs6000_emit_sync): New.
2532 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2533 (larx, stcx, cmp): New mode substitutions.
2534 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2535 UNSPEC_ISYNC): New constants.
2536 (rlwinm): Give name.
2537 (memory_barrier, isync, lwsync): New insns.
2538 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2539 (sync_lock_release<mode>): New expander.
2540 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2541 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2542 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2543 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2544 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2545 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2546 (sync_add<mode>_internal, sync_addshort_internal,
2547 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2548 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2549 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2551 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2552 is the memory before, not after, the operation. Clarify
2553 barrier requirements.
2555 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2557 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2558 * lambda.h (lambda_vector_min_nz): Likewise.
2559 * langhooks.h (struct lang_hooks_for_types,
2560 struct lang_hooks): Likewise.
2561 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2562 * tree.h: Likewise.
2563 * vec.h: Likewise.
2564 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2566 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2567 comments to avoid 'abort'. Use gcc_assert as necessary.
2568 * opts.c (common_handle_option): Likewise.
2569 * pretty-print.c (pp_base_format_text): Likewise.
2570 * print-rtl.c (print_rtx): Likewise.
2571 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2572 * regmove.c (try_auto_increment): Likewise.
2573 * reload.c (find_valid_class, find_reloads_toplev,
2574 find_equiv_reg): Likewise.
2575 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2576 merge_assigned_reloads): Likewise.
2577 * tree-inline.c (inline_forbidden_p_1,
2578 estimate_num_insns_1): Likewise.
2579 * tree-optimize.c (execute_todo): Likewise.
2580 * tree-outof-ssa.c (eliminate_phi): Likewise.
2581 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2582 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2583 * tree-ssa-operands.c (parse_ssa_operands,
2584 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2585 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2586 * tree-ssanames.c (release_ssa_name): Likewise.
2587 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2588 walk_tree): Likewise.
2590 * tree-ssa-operands.c (verify_abort): Fold into ..
2591 (verify_imm_links): ... here.
2593 2005-04-21 Richard Henderson <rth@redhat.com>
2595 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2596 on non-memory operand for previous inversion.
2598 2005-04-21 Devang Patel <dpatel@apple.com>
2600 PR optimization/20994
2601 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2602 x = !(a == b) : p , q;.
2603 (pass_if_conversion): Verify stmts and flow.
2605 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2607 * optabs.c (gen_conditional_trap): Restore #define.
2609 * alias.c (true_dependence): Remove 'abort' from comments. Use
2610 gcc_assert and gcc_unreachable as appropriate.
2611 (canon_true_dependence): Likewise.
2612 * bb-reorder.c (connect_traces): Likewise.
2613 * c-common.c (c_add_case_label): Likewise.
2614 * c-decl.c (finish_function): Likewise.
2615 * caller-save.c (insert_restore, insert_save): Likewise.
2616 * cfg.c (update_bb_profile_for_threading): Likewise.
2617 * cfganal.c (flow_active_insn_p): Likewise.
2618 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2619 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2620 cfg_layout_merge_blocks): Likewise.
2621 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2622 find_if_block): Likewise.
2623 * integrate.c (allocate_initial_values): Likewise.
2624 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2625 swap_condition, unsigned_condition, signed_condition,
2626 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2627 reg_or_subregno): Likewise.
2628 * lambda-code.c (lambda_compute_auxillary_space,
2629 lambda_transform_legal_p): Likewise.
2630 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2631 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2632 lhd_incomplete_type_error, lhd_expand_expr,
2633 lhd_types_compatible_p, lhd_tree_size): Likewise.
2634 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2635 * local-alloc.c (update_equiv_regs): Likewise.
2636 * loop-unroll.c (peel_loop_completely
2637 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2638 peel_loop_simple, unroll_loop_stupid,
2639 analyze_iv_to_split_insn): Likewise.
2640 * loop.c (gen_prefetch, find_and_verify_loops,
2641 basic_induction_var): Likewise.
2642 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2643 * value-prof.c (tree_find_values_to_profile): Likewise.
2644 * varasm.c (named_section, default_assemble_integer,
2645 decode_addr_const): Likewise.
2647 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2648 Fariborz Jahanian <fjahanian@apple.com>
2650 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2651 portion of argument passed in fpr.
2652 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2653 decide on partial argument save on stack.
2655 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2657 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2658 comment typos.
2660 2005-04-21 Jan Hubicka <jh@suse.cz>
2662 * cgraphunit.c: Include tree-pass.h
2663 (cgraph_decide_recursive_inlining,
2664 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2665 cgraph_decide_inlining): Dump goes to dump_file.
2666 (cgraph_optimize): Call ipa passes instead of inliner.
2667 (cgraph_gate_inlining, pass_ipa_inline): New.
2668 * tree-optimize.c (all_ipa_passes): New static variable.
2669 (register_one_dump_file): Dead with IPA passes.
2670 (register_dump_files): Likewise.
2671 (init_tree_optimization_passes): Initialize IPA passes.
2672 (execute_todo): Do cgraph dump when asked to, do not dump function body
2673 for IPA pass.
2674 * tree-pass.h (TODO_dump_cgraph): New macro.
2675 (ipa_passes): Declare.
2676 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2678 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2680 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2681 gcc_assert instead of abort.
2682 (classify_argument, examine_argument, construct_container,
2683 contains_128bit_aligned_vector_p, ix86_check_movabs,
2684 standard_80387_constant_opcode, standard_80387_constant_rtx,
2685 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2686 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2687 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2688 legitimize_tls_address, output_pic_addr_const,
2689 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2690 get_some_local_dynamic_name, print_operand, print_operand_address,
2691 output_387_binary_op, emit_i387_cw_initialization,
2692 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2693 ix86_expand_clear, ix86_expand_binary_operator,
2694 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2695 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2696 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2697 ix86_expand_branch, ix86_expand_setcc,
2698 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2699 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2700 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2701 memory_address_length, ix86_attr_length_immediate_default,
2702 ix86_attr_length_address_default, ix86_agi_dependant,
2703 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2704 ix86_expand_binop_builtin, ix86_force_to_memory,
2705 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2706 x86_emit_floatuns): Likewise.
2707 * config/i386/netware.c (gen_regparm_prefix,
2708 i386_nlm_strip_name_encoding): Likewise.
2709 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2711 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2713 * optabs.c (gen_condiational_trap): Remove #define.
2714 (add_equal_note): Assertify. Remove explicit indirection from
2715 call via function pointer.
2716 (expand_ternary_op, expand_simple_binop, expand_binop,
2717 expand_twoval_unop, expand_twoval_binop,
2718 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2719 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2720 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2721 prepare_float_lib_cmp, emit_conditional_move,
2722 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2723 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2724 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2725 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2727 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2729 * vec.h: Update API to separate allocation mechanism from type.
2730 (VEC_safe_grow): New.
2731 * vec.c (calculate_allocation): New.
2732 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2733 (vec_gc_free, vec_heap_free): Remove.
2734 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2735 (VEC): Likewise.
2736 (mangle_macro_name): New.
2737 (struct macro_def): New.
2738 (struct macro): Add multiple argument values.
2739 (macro_expans_end): New.
2740 (push_macro_expansion): Chain on new macro. Process multiple
2741 args, create follow on expansion. Return follow on argument.
2742 (macro_input): Deal with multiple arguments.
2744 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2745 (struct tree_binfo): Adjust.
2746 * basic-block.h: Define VEC(edge,gc).
2747 (struct edge_def): Adjust.
2748 (struct basic_block_def, struct edge_iterator): Likewise.
2749 (ei_container, ei_start_1, ei_last_1): Likewise.
2750 * cfg.c (connect_src, connect_dest): Likewise.
2751 * cfgrtl.c (force_nonfallthru_and_redirect)
2752 * dbxout.c (dbxout_type)
2753 * dwarf2out.c (gen_member_die)
2754 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2755 (gcc_tree_to_linear_expression): Adjust.
2756 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2757 lbv_to_gcc_expression, lle_to_gcc_expression,
2758 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2759 perfect_nestify): Likewise.
2760 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2761 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2762 * profile.c (instrument_values): Adjust.
2763 * tree-cfg.c (modified_noreturn_calls): Adjust.
2764 (remove_fallthru_edge): Likewise.
2765 * tree-dump.c (dequeue_and_dump): Adjust.
2766 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2767 * tree-flow.h (modified_noreturn_calls): Adjust.
2768 (tree_on_heap): Remove. (yay!)
2769 (register_new_def): Adjust.
2770 * tree-into-ssa.c: Define VEC(int,heap).
2771 (block_defs_stack): Adjust.
2772 (find_idf, insert_phi_nodes, register_new_def,
2773 rewrite_initialize_block, rewrite_finalize_block,
2774 register_new_update_single, rewrite_update_init_block,
2775 rewrite_update_fini_block, rewrite_blocks,
2776 ssa_rewrite_finalize_block, ssa_register_new_def,
2777 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2778 * tree-loop-linear.c (linear_transform_loops): Adjust.
2779 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2780 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2781 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2782 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2783 vrp_variables_stack): Adjust declarations.
2784 (tree_ssa_dominator_optimize): Adjust.
2785 (dom_opt_initialize_block, remove_local_expressions_from_table,
2786 restore_nonzero_vars_to_original_value,
2787 restore_vars_to_original_value,
2788 restore_currdefs_to_original_value, dom_opt_finalize_block,
2789 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2790 optimize_stmt, update_rhs_and_lookup_avail_expr,
2791 lookup_avail_expr, record_range): Likewise.
2792 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2793 (compute_antic_aux): Adjust.
2794 (inserted_exprs, create_expression_by_pieces,
2795 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2796 remove_dead_inserted_code, fini_pre): Likewise.
2797 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2798 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2799 ssa_prop_init): Likewise.
2800 * tree-ssa.c: Define VEC(bitmap,heap).
2801 (verify_name_tags): Adjust.
2802 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2803 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2804 tree_divmod_values_to_profile, tree_find_values_to_profile,
2805 value_profile_transformations): Likewise.
2806 * value-prof.h: Define VEC(histogram_value,heap).
2807 * varasm.c: Remove alias_pair pointer typedef, define
2808 VEC(alias_pair,gc).
2809 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2811 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2812 not a pointer to it. Create an object vector.
2813 (extern_symbols): Turn into an object vector.
2814 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2816 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2818 PR/20742
2819 * Makefile.in (tree-chrec.o): Depend on params.h.
2820 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2821 default value 20.
2822 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2823 and fold build with fold_buildN.
2824 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2825 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2826 (tree_contains_chrecs): Compute an estimation of the size of the
2827 given expression.
2828 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2829 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2830 * tree-scalar-evolution.c (simple_iv): Ditto.
2831 * doc/invoke.texi (scev-max-expr-size): Documented.
2833 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2835 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2836 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2837 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2838 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2839 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2840 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2841 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2842 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2843 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2844 (darwin_fix_and_continue_switch): Delete.
2845 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2846 (SUBTARGET_SWITCHES): Delete.
2847 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2848 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2849 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2850 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2851 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2852 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2853 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2854 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2855 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2856 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2857 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2858 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2859 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2860 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2861 (TARGET_64BIT): Undef before redefining.
2862 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2863 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2864 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2865 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2866 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2867 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2868 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2869 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2870 (ix86_debug_arg_string, ix86_debug_addr_string)
2871 (ix86_align_loops_string, ix86_align_jumps_string)
2872 (ix86_align_funcs_string): Delete.
2873 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2874 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2875 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2876 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2877 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2878 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2879 (SUBTARGET_SWITCHES): Delete.
2880 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2881 (ix86_debug_addr_string): Delete.
2882 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2883 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2884 (ix86_align_loops_string, ix86_align_jumps_string)
2885 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2886 (ix86_align_funcs_string): Make static.
2887 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2888 (ix86_handle_option): New function.
2889 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2890 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2891 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2892 of darwin_fix_and_continue_switch.
2893 (darwin_one_byte_bool): Delete.
2894 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2895 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2896 to darwin_one_byte_bool.
2897 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2898 * config/i386/djgpp.opt, config/i386/i386.opt,
2899 * config/i386/sco5.opt: New files.
2901 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2903 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2904 fp_zero_operand, fp_register_operand, intreg_operand,
2905 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2906 call_operand, call_operand_address, tgd_symbolic_operand,
2907 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2908 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2909 sp64_medium_pic_operand, data_segment_operand,
2910 text_segment_operand, splittable_symbolic_memory_operand,
2911 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2912 eq_or_neq, normal_comp_operator, noov_compare_op,
2913 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2914 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2915 const64_operand, const64_high_operand, arith11_operand,
2916 arith10_operand, arith_double_operand, arith_double_4096_operand,
2917 arith_double_add_operand, arith11_double_operand,
2918 arith10_double_operand, small_int, small_int_or_double,
2919 uns_small_int, uns_arith_operand, clobbered_register,
2920 input_operand, compare_operand): Delete.
2921 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2922 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2923 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2924 (GEN_HIGHINT64, GEN_INT64): Delete.
2925 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2926 gen_safe_XOR64): Adjust for above deletion.
2927 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2928 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2929 (legitimate_constant_p): Use const_zero_operand instead.
2930 (sparc_extra_constraint_check): Likewise.
2931 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2932 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2933 (PREDICATE_CODES): Delete.
2934 * config/sparc/sparc.md: Include predicates.md.
2935 (All patterns): Adjust for new predicate names.
2936 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2937 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2938 (movdi): Use general_operand predicate.
2939 (movdi_sp64_dbl): Delete.
2940 (movdi_const64_special): Add 'N' constraint.
2941 (movdicc): Use arith10_operand predicate.
2942 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2943 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2944 (movdi_cc_reg_sp64_trunc): Delete.
2945 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2946 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2947 (subdi3_sp32): Delete.
2948 (subdi3_insn_sp32): Change to define_insn_and_split.
2949 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2950 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2951 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2952 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2953 small_int_operand predicate.
2954 (divdi3, udivdi3): Use arith_operand predicate.
2955 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2956 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2957 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2958 (xordi3_sp64_dbl): Delete.
2959 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2960 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2961 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2962 cmp_ccx_set_not): Use arith_operand predicate.
2963 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2964 * config/sparc/predicates.md: New file.
2966 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2968 PR tree-optimization/14846
2969 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2970 split out from ...
2971 (fold_single_bit_test): ... here.
2972 (fold_binary): Call fold_single_bit_test_into_sign_test
2973 instead of fold_single_bit_test.
2975 2005-04-20 James E Wilson <wilson@specifixinc.com>
2977 PR c++/20805
2978 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2979 is another declaration.
2981 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2983 * config/cris/predicates.md: New file.
2984 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2985 (cris_movem_load_rest_p): Declare.
2986 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2987 (cris_movem_load_rest_p): Ditto. Globalize.
2988 (cris_bdap_operand, cris_bdap_biap_operand,
2989 cris_orthogonal_operator, cris_commutative_orth_op,
2990 cris_operand_extend_operator,
2991 cris_additive_operand_extend_operator, cris_extend_operator,
2992 cris_plus_or_bound_operator, cris_mem_op,
2993 cris_general_operand_or_symbol,
2994 cris_general_operand_or_gotless_symbol,
2995 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2996 cris_load_multiple_op): Remove predicate functions.
2997 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2998 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2999 * config/cris/cris.h (PREDICATE_CODES): Don't define.
3000 * config/cris/cris.md: Include predicates.md.
3001 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
3003 2005-04-20 Ian Lance Taylor <ian@airs.com>
3005 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
3006 * c-common.h (STMT_EXPR_STMT): Don't define.
3007 (STMT_EXPR_NO_SCOPE): Don't define.
3008 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
3009 * c-pretty-print.c (pp_c_primary_expression): Likewise.
3010 (pp_c_expression): Likewise.
3012 2005-04-20 Richard Henderson <rth@redhat.com>
3014 PR target/21100
3015 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
3017 2005-04-20 Jeff Law <law@redhat.com>
3019 * reload1.c (reload): Ignore equivalences between pseudos and
3020 read only memory.
3022 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
3024 PR c/12913
3025 * c-tree.h (struct c_label_list): Update comment.
3026 (struct c_label_context): Rename to struct c_label_context_se.
3027 (label_context_stack): Rename to label_context_stack_se.
3028 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
3029 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
3030 c_end_vm_scope): New.
3031 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
3032 * c-decl.c (pop_scope): Call c_end_vm_scope.
3033 (pushdecl): Call c_begin_vm_scope for variably modified
3034 declarations.
3035 (define_label): Check for jumping into scope of identifier with
3036 variably modified type. Push label on stack for those defined at
3037 current context of identifiers with variably modified type.
3038 (start_function): Create stack level for context of identifiers
3039 with variably modified type.
3040 (finish_function): Pop stack level for context of identifiers with
3041 variably modified type.
3042 * c-typeck.c (label_context_stack): Rename to
3043 label_context_stack_se.
3044 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
3045 (c_finish_goto_label): Check for jumping into scope of identifier
3046 with variably modified type. Push label on stack for those jumped
3047 to from current context of identifiers with variably modified
3048 type.
3049 (struct c_switch): Add blocked_vm.
3050 (c_start_case): Initialize blocked_vm.
3051 (do_case): Check blocked_vm.
3052 (c_finish_case): Add comment.
3053 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
3054 variable label_context_stack.
3056 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3058 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
3059 conditional_replacement, value_replacement, abs_replacement,
3060 minmax_replacement.
3061 (replace_phi_edge_with_variable): Remove argument BB.
3062 (conditional_replacement, value_replacement,
3063 minmax_replacement, abs_replacement): Remove argument PHI_BB.
3064 Update a call to replace_phi_edge_with_variable.
3066 * tree-ssa-phiopt.c: Fix comments.
3068 2005-04-20 Michael Matz <matz@suse.de>
3070 PR20973
3071 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
3072 pseudos.
3074 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3076 * tree-ssa-phiopt.c: Fix comment typos.
3078 PR tree-optimization/21116
3079 * tree-ssa-phiopt.c: Fix a typo.
3081 2005-04-19 Richard Henderson <rth@redhat.com>
3083 * builtins.c (expand_builtin_sync_operation): Revert last change.
3084 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
3085 not vs new value.
3086 (expand_compare_and_swap_loop): Likewise.
3087 (expand_sync_operation): Remove fallback from NAND to AND; invert
3088 memory operand when expanding from cmpxchg.
3089 (expand_sync_fetch_operation): Likewise.
3090 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
3091 compare-and-swap.
3093 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
3094 when implementing NAND. Fix double-add for AFTER.
3095 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
3096 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3097 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
3098 memory value.
3099 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
3100 memory barrier.
3102 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
3103 to return old memory value.
3104 (sync_compare_and_swap_cc<IMODE>): Likewise.
3106 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
3107 return pre-reload. Don't consider output or anti dependencies.
3108 * config/ia64/sync.md (IMODE): New.
3109 (modesuffix): Add QI and HI.
3110 (memory_barrier): Simplify expansion.
3111 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
3112 (cmpxchg_acq_<IMODE>): Likewise.
3113 (sync_lock_test_and_set<IMODE>): Likewise.
3114 (sync_lock_release<IMODE>): Likewise.
3116 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3118 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
3119 ~X or ~Y simplify.
3121 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3123 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
3125 2005-04-20 Michael Pogue <michael.pogue@sun.com>
3126 Joseph S. Myers <joseph@codesourcery.com>
3128 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
3129 * c-typeck.c (build_c_cast): Check these options.
3130 * doc/invoke.texi: Document these options.
3132 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3134 * tree-ssa-phiopt.c: Update a comment about the pass.
3136 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3138 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
3139 config/mcore/mcore.c: Fix comment typos.
3141 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
3143 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
3144 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
3146 2005-04-19 Paul Brook <paul@codesourcery.com>
3148 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
3150 2005-04-19 Andrew Haley <aph@redhat.com>
3152 PR java/21022
3153 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
3154 looking at a field's bitpos.
3156 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3158 * system.h (fopen, fdopen, freopen): Define these to the unlocked
3159 libiberty functions.
3161 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3163 PR tree-optimization/21096
3164 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
3166 2005-04-19 Alan Modra <amodra@bigpond.net.au>
3168 PR target/21098
3169 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
3170 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
3172 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
3174 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
3175 refers to the function being dumped.
3177 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
3179 * varasm.c (assemble_start_function): Remove reset of in_section.
3181 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3183 PR tree-optimization/21085
3184 * fold-const (fold_binary): Don't change X % -C to X % C if C has
3185 overflowed.
3187 2005-04-19 Ben Elliston <bje@au.ibm.com>
3189 * doc/invoke.texi (Optimize Options): Refer to the correct
3190 optimisation flag -ftree-dominator-opts, not -ftree-dom.
3192 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
3194 * config/rs6000/rs6000.c (machopic_output_stub): Increase
3195 alloca argument to be big enough.
3197 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
3199 PR middle-end/21049
3200 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
3201 cfun->cfg are NULL.
3203 2005-04-18 Tom Tromey <tromey@redhat.com>
3205 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
3206 typo.
3208 2005-04-18 Richard Henderson <rth@redhat.com>
3210 * config/alpha/alpha.c (alpha_split_atomic_op): New.
3211 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
3212 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
3213 * config/alpha/alpha-protos.h: Update.
3214 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
3215 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
3216 (attr type): Add ld_l, st_c, mb.
3217 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
3218 iornotsi3, xorsi_internal, xornotsi3): New.
3219 * config/alpha/ev4.md (ev4_ld): Add ld_l.
3220 (ev4_ist_c, ev4_mb): New.
3221 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
3222 (ev5_ld_l): New.
3223 * config/alpha/ev6.md (ev6_ild): Add ld_l.
3224 (ev6_ist): Add st_c.
3225 (ev6_mb): New.
3226 * config/alpha/sync.md: New file.
3228 2005-04-18 Richard Henderson <rth@redhat.com>
3230 * builtins.c (expand_builtin_sync_operation): Fold nand to and
3231 for constants.
3233 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
3235 2005-04-18 Devang Patel <dpatel@apple.com>
3237 * config/rs6000/atlivec.md (mulv4si3): New pattern.
3239 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3241 PR tree-optimization/20922
3242 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
3243 Fold X + c >= X and fold X - c <= X to true.
3245 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3247 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
3248 unsigned int.
3249 (emergency_labeled_state_free): Likewise.
3251 2005-04-18 Nick Clifton <nickc@redhat.com>
3253 * config/h8300/h8300.md (jump): Remove prescan parameter from
3254 calls to final_scan_insn.
3256 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
3257 parameter from calls to final_scan_insn.
3259 * config.gcc (m68hc12): Use the m68hc11.opt file for target
3260 specific options.
3261 (v850e, v850e1): Use the v850.opt file for target specific
3262 options.
3264 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
3266 PR tree-optimization/21001
3267 * tree-optimize.c (init_tree_optimization_passes): Move the
3268 first pass_forwprop immediately before pass_vrp.
3270 2005-04-17 Ian Lance Taylor <ian@airs.com>
3272 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3273 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3274 from enum tree_code op to bool is_sizeof.
3275 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3276 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3277 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3278 case.
3279 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3280 cases.
3281 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3282 ALIGNOF_EXPR cases.
3284 2005-04-17 Ian Lance Taylor <ian@airs.com>
3286 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3288 2005-04-17 Richard Henderson <rth@redhat.com>
3290 * config/alpha/alpha.c (va_list_skip_additions): Only define if
3291 TARGET_ABI_OSF.
3292 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3293 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
3294 of indirection through ssa names while looking for the gpr counter
3295 field.
3296 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3297 saved va_list_gpr_size and va_list_fpr_size.
3299 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3301 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3302 both pointers or both integers.
3304 * tree-vrp.c (maybe_add_assert_expr): Don't assert
3305 ASSERT_EXPRs for single-use variable.
3307 * tree-into-ssa.c: Fix a comment typo.
3309 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
3311 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3312 -mipsN before forcing a default of -mips2.
3314 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3316 * predict.h (IS_TAKEN): Remove.
3317 * rtl.h (NOTE_PREDICTION): Likewise.
3319 * modulo-sched.c (CFG_HOOKS): Remove.
3321 * c-parser.c (N_C_TTYPES): Remove.
3323 * tree-flow-inline.h (get_stmt_operands): Remove.
3324 * lambda-code.c, tree-ssa-loop-unswitch.c,
3325 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3326 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3327 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3328 calls to get_stmt_operands.
3329 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3331 2005-04-17 Richard Henderson <rth@redhat.com>
3333 PR target/20375
3334 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3335 of CUMULATIVE_ARGS past the last named argument.
3336 (alpha_va_start): Expect pretend_args_size only if strictly less than
3337 6 named arguments.
3339 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3341 PR middle-end/21024
3342 * builtins.c (expand_builtin_strcat): Convert the result of
3343 strlen to the right type.
3344 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3345 avoid creating type mismatches.
3346 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3347 type mismatches.
3349 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3351 2005-04-16 Richard Henderson <rth@redhat.com>
3353 PR target/21051
3354 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3355 Use the mode of boolean_type_node when the user doesn't provide one.
3356 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3358 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
3360 PR target/20126
3361 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3362 (const)).
3364 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3365 comment.
3367 2005-04-16 Roger Sayle <roger@eyesopen.com>
3368 Steven Bosscher <stevenb@suse.de>
3370 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3371 (fold_unary_to_constant): Likewise.
3373 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3375 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3376 PROP_ASM_SCAN.
3378 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3380 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3381 names related to target triplets.
3382 Remove i?86-*-esix from platform directory.
3383 Remove powerpc-*-eabiaix from platform directory.
3385 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3387 PR middle-end/20491
3388 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3389 falling through from SUBREG case to REG.
3391 2005-04-15 Roger Sayle <roger@eyesopen.com>
3393 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3394 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3395 (fold_binary_to_constant): Simplify using fold_binary.
3396 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3398 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3400 * gthr-posix.c (pthread_cancel): Define.
3401 (pthread_mutexattr_init): Likewise.
3402 (pthread_mutexattr_settype): Likewise.
3403 (pthread_mutexattr_destroy): Likewise.
3405 2005-04-15 David S. Miller <davem@davemloft.net>
3407 PR target/20673
3408 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3410 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3412 PR tree-optimization/21031
3413 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3414 (forward_propagate_into_cond_1): Call it. Forward propagate
3415 integer-integer casts into COND_EXPRs.
3417 2005-04-15 Dave Korn <dave.korn@artimi.com>
3419 * gcc.c (default_compilers): Clarify obscure error message when
3420 reading from standard input.
3422 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3424 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3425 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3427 * tree-ssa-alias.c (init_alias_info): Remove a call to
3428 get_stmt_operands.
3430 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3432 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3433 of non-virtual PHI nodes like we use to.
3435 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3437 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3438 (attr_copy_rtx): Do not use it.
3440 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3442 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3444 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3446 * tree-vect-transform.c (vectorizable_store): Mark necessary
3447 objects in the vectorized store needing renaming. Update the
3448 SSA graph for V_MAY_DEF operands in the original store.
3450 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3452 * tree-ssa-pre.c (compute_avail): It's okay to have
3453 TREE_INVARIANT's here, and value number the resulting expressions.
3454 (create_expression_by_pieces): Make sure operands that were
3455 min_invariant when we started, stay that way.
3457 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3459 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3461 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3463 PR tree-optimization/20936.
3464 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3466 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3468 * doc/invoke.texi: Fix typos.
3469 * doc/md.texi: Likewise.
3470 * doc/rtl.texi: Likewise.
3471 * doc/sourcebuild.texi: Likewise.
3472 * doc/tm.texi: Likewise.
3474 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3476 PR tree-optimization/21004
3477 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3478 and floorl in c99 mode only.
3479 * builtins.c (expand_builtin_int_roundingfn): Assert that
3480 fallback_fndecl is not NULL_TREE.
3482 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3484 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3485 * basic-block.h: Update the prototype for
3486 purge_all_dead_edges.
3487 * cfgexpand.c (tree_expand_cfg): Update a call to
3488 purge_all_dead_edges.
3489 * combine.c (combine_instructions): Likewise.
3490 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3491 rest_of_handle_cse2, rest_of_handle_gcse,
3492 rest_of_handle_postreload): likewise.
3494 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3496 PR middle-end/20739
3497 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3498 e.g. cv-qualification conversions.
3500 2005-04-14 Mike Stump <mrs@apple.com>
3502 * config/darwin-c.c (framework_construct_pathname): We must
3503 find all headers of a framework in the first instance of it
3504 found in the seach path.
3506 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3508 PR tree-optimization/21021
3509 * tree-vrp.c (compare_values): Work around a bug in the front
3510 end that produces a comparison of mismatched types.
3512 2004-04-14 Richard Henderson <rth@redhat.com>
3514 * config/ia64/ia64.h (enum fetchop_code): Remove.
3515 (enum ia64_builtins): Move ...
3516 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3517 members except BSP and FLUSHRS.
3518 (ia64_init_builtins): Remove __sync builtins.
3519 (ia64_expand_builtin): Likewise.
3520 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3521 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3522 (ia64_expand_lock_release): Remove.
3523 * config/ia64/ia64.md (mf): Move to sync.md.
3524 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3525 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3526 * config/ia64/sync.md: New file.
3527 (memory_barrier): Rename from mf.
3528 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3529 (cmpxchg_acq_<I48MODE>): Likewise.
3530 (sync_lock_test_and_set<I48MODE>): Likewise.
3532 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3533 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3535 2004-04-14 Richard Henderson <rth@redhat.com>
3537 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3538 (ix86_compare_emitted): New.
3539 (ix86_expand_compare): Use ix86_compare_emitted if set.
3540 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3541 and ix86_compare_op0 are set.
3542 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3543 (TARGET_CMPXCHG, TARGET_XADD): New.
3544 (ix86_compare_emitted): Declare.
3545 * config/i386/i386.md: Include sync.md
3546 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3547 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3548 * config/i386/sync.md: New file.
3550 2004-04-14 Richard Henderson <rth@redhat.com>
3552 PR middle-end/14311
3553 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3554 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3555 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3556 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3557 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3558 BT_FN_I8_VPTR_I8_I8): New.
3559 * builtins.def (DEF_SYNC_BUILTIN): New.
3560 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3561 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3562 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3563 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3564 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3565 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3566 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3567 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3568 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3569 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3570 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3571 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3572 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3573 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3574 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3575 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3576 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3577 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3578 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3579 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3580 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3581 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3582 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3583 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3584 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3585 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3586 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3587 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3588 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3589 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3590 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3591 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3592 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3593 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3594 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3595 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3596 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3597 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3598 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3599 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3600 BUILT_IN_SYNCHRONIZE: New.
3601 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3602 as a function. Accept __sync_ as a prefix as well.
3603 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3604 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3605 expand_builtin_lock_release): New.
3606 (expand_builtin): Call them.
3607 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3608 neither BOTH_P nor FALLBACK_P are defined.
3609 (builtin_type_for_size): New.
3610 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3611 (resolve_overloaded_builtin): New.
3612 * c-common.h (resolve_overloaded_builtin): Declare.
3613 (builtin_type_for_size): Declare.
3614 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3615 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3616 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3617 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3618 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3619 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3620 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3621 sync_compare_and_swap_cc, sync_lock_test_and_set,
3622 sync_lock_release): New.
3623 * optabs.h: Declare them.
3624 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3625 expand_sync_operation, expand_sync_fetch_operation,
3626 expand_sync_lock_test_and_set): Declare.
3627 * genopinit.c (optabs): Add sync optabs.
3628 * optabs.c (init_optabs): Initialize sync optabs.
3629 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3630 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3631 expand_sync_operation, expand_sync_fetch_operation,
3632 expand_sync_lock_test_and_set): New.
3633 * doc/extend.texi (Atomic Builtins): New section
3634 * doc/md.texi (Standard Names): Add sync patterns.
3636 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3638 * tree-eh.c (lower_try_finally_copy): Generate new code in
3639 response to goto_queue entries as if the queue was sorted by
3640 index, not pointers.
3641 (lower_try_finally_switch): Likewise.
3643 2005-04-14 Richard Henderson <rth@redhat.com>
3645 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3646 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3647 register.
3648 (ix86_expand_fp_movcc): Update to match.
3649 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3650 * config/i386/i386-protos.h: Update.
3651 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3652 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3654 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3656 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3657 refer to 4.0.
3659 2005-04-14 Julian Brown <julian@codesourcery.com>
3661 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3662 link failures on ppc64 Linux.
3664 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3666 * config.gcc: Set cpu_type for s390.
3668 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3670 Fix PR tree-optimization/20963
3671 * tree-ssa-pre.c (compute_avail): Remove special case for
3672 TREE_INVARIANT.
3673 (create_expression_by_pieces): Add value numbers for forced out
3674 statements.
3676 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3678 * config/cris/cris.md: Replace references to (reg:SI 16) with
3679 (reg:SI CRIS_SRP_REGNUM).
3681 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3683 PR tree-optimization/20657
3684 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3685 create an appropriate range from it.
3687 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3689 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3690 <UNSPEC_FIST_CEIL> case.
3692 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3693 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3694 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3695 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3696 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3697 (lfloor<mode>2): New expanders.
3698 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3699 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3700 to implement lceil and llceil built-ins as x87 intrinsic function.
3701 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3702 (lceil<mode>2): New expanders.
3704 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3706 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3707 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3709 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3711 PR target/20927
3712 * config/s390/s390-modes.def: Define TFmode.
3714 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3716 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3717 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3718 * config/mips/mips.c (mips16_insn_length): Remove reference to
3719 JUMP_TABLES_IN_TEXT_SECTION.
3721 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3723 * simplify-rtx.c (simplify_binary_operation_1): Return
3724 scalar or vector of constant 0, depending on the xor's
3725 mode.
3727 2005-04-13 Dale Johannesen <dalej@apple.com>
3729 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3730 (objc-act.o): Ditto.
3731 * objc/objc-act.c (objc_gimplify_expr): New.
3732 (objc_get_callee_fndecl): New.
3733 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3734 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3735 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3737 2005-04-13 Devang Patel <dpatel@apple.com>
3739 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3740 temp variables.
3742 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3744 CRIS prologue as RTL.
3745 * config/cris/cris-protos.h (cris_emit_movem_store)
3746 (cris_expand_prologue): Prototype.
3747 * config/cris/cris.c (struct machine_function): New member
3748 stdarg_regs.
3749 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3750 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3751 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3752 (cris_load_multiple_op, cris_return_address_on_stack)
3753 (cris_return_address_on_stack_for_return): ISO-Cify.
3754 (cris_store_multiple_op): New predicate function.
3755 (cris_expand_prologue, cris_emit_movem_store): New functions.
3756 (cris_print_operand) <case 'O'>: Handle modifications other than
3757 post-increment.
3758 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3759 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3760 (cris_gen_movem_load): Rearrange slightly to make local variable
3761 src a parameter, removing osrc.
3762 (cris_setup_incoming_varargs): Set machine_function member
3763 stdarg_regs to correspond to the number of registers that need to
3764 be saved.
3765 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3766 CRIS_UNSPEC_GOT.
3767 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3768 cris_general_operand_or_gotless_symbol accept UNSPEC.
3769 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3770 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3771 ("*cris_store_multiple"): New pattern. Tweak common comment above
3772 this and "*cris_load_multiple".
3773 ("prologue"): New define_expand.
3775 * config/cris/cris.md ("epilogue"): Conditionalize on
3776 TARGET_PROLOGUE_EPILOGUE.
3778 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3780 PR target/20924
3781 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3782 fpsr 0 instead of fpsr 1.
3783 (divsf3_internal_thr): Ditto.
3784 (divdf3_internal_lat): Ditto.
3785 (divdf3_internal_thr): Ditto.
3786 (divxf3_internal_lat): Ditto.
3787 (divxf3_internal_thr): Ditto.
3789 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3791 PR tree-optimization/20913
3792 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3794 PR tree-optimization/20702
3795 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3796 dominator children that haven't been walked into.
3798 2005-04-13 Julian Brown <julian@codesourcery.com>
3800 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3801 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3802 is true.
3804 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3806 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3807 config/i386/sse.md: Fix comment typos.
3809 * genattrtab.c (NULL_ATTR): Remove.
3810 * ifcvt.c (NULL_EDGE): Likewise.
3812 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3814 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3815 NOTE_PREDICT): Remove.
3817 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3819 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3820 * configure: Regenerate.
3821 * config.in: Likewise.
3822 * system.h: Declare vsnprintf if not already declared.
3824 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3826 * optc-gen.awk: Handle stand-alone Mask records.
3827 * opth-gen.awk: Likewise.
3828 * doc/options.texi (Option file format): Document them.
3829 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3830 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3831 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3832 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3833 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3834 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3835 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3836 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3837 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3838 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3839 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3840 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3841 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3842 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3843 TARGET_LONG_DOUBLE_128): Likewise.
3844 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3845 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3846 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3847 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3848 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3849 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3850 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3851 * config/sparc/sparc.c (fpu_option_set): New global.
3852 (sparc_handle_option): New function.
3853 (sparc_override_options): Test fpu_option_set.
3854 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3855 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3856 * config/sparc/sparc.opt: New file.
3857 * config/sparc/little-endian.opt: Likewise.
3858 * config/sparc/long-double-switch.opt: Likewise.
3860 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3862 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3863 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3864 * config/bfin/bfin.opt (mshared-library-id=): Lose
3865 Var(bfin_lib_id_given).
3867 2005-04-13 Matt Thomas <matt@3am-software.com>
3869 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3870 defining.
3872 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3874 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3876 * cgraphunit.c (INSNS_PER_CALL): Remove.
3878 * tree-ssa-forwprop.c (vars,
3879 record_single_argument_cond_exprs,
3880 substitute_single_use_vars): Remove.
3881 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3882 New.
3883 (tree_ssa_forward_propagate_single_use_vars): Call
3884 forward_propagate_into_cond for each COND_EXPR.
3886 * tree-inline.c (INSNS_PER_STMT): Remove.
3888 2005-04-12 Richard Henderson <rth@redhat.com>
3890 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3891 (ix86_expand_sse_fp_minmax): ... from ...
3892 (ix86_expand_fp_movcc): ... here.
3893 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3894 * config/i386/i386-protos.h: Update.
3895 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3896 (sse_setccsf, sse_setccdf): Allow before reload.
3897 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3898 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3899 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3900 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3901 (anddf3, nanddf3, iordf3, xordf3): New.
3903 2005-04-12 Jeff Law <law@redhat.com>
3905 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3906 (tree-ssa-uncprop.o): Add dependencies.
3907 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3908 * tree-flow.h (remove_useless_stmts): Remove prototype.
3909 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3910 remove_useless_stmts.
3911 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3912 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3913 * tree-pass.h (pass_uncprop): Declare.
3914 * tree-ssa-uncprop.c: New file.
3916 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3918 PR target/20670
3919 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3921 2005-04-12 Caroline Tice <ctice@apple.com>
3923 Temporary fix for partitioning problems.
3924 * passes.c (rest_of_handle_final): Remove code that
3925 frees unlikely_text_section_name,
3926 * varasm.c (assemble_start_function): Test for partitioning
3927 flag before writing out section labels.
3928 (assemble_end_function): Test for partitioning flag before
3929 writing out section labels.
3931 2005-04-12 Steven Bosscher <stevenb@suse.de>
3932 Stuart Hastings <stuart@apple.com>
3933 Jan Hubicka <jh@suse.cz>
3935 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3936 references to gt-tree-cfg.h.
3937 * basic-block.h (struct basic_block_def): Don't skip rbi
3938 for garbage collection.
3939 (struct reorder_block_def): Make GTY-able.
3940 (struct control_flow_graph): New structure.
3941 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3942 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3943 but instead defines to the control_flow_graph for cfun.
3944 (label_to_block_map): New define, points to the label map of
3945 the control_flow_graph for cfun.
3946 (n_edges_for_function, n_basic_blocks_for_function,
3947 last_basic_block_for_function, basic_block_info_for_function,
3948 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3949 basic_block_info_for_function, label_to_block_map_for_function):
3950 Counterparts for the above, taking a struct function as an extra
3951 argument.
3952 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3953 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3954 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3955 (alloc_rbi_pool, free_rbi_pool): Remove.
3956 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3957 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3958 here...
3959 (cfg_layout_finalize) ... and don't free it here.
3960 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3961 garbage collected.
3962 * flow.c (free_basic_block_vars): Set label_to_block_map and
3963 n_edges to zero too.
3964 * function.h (struct function): Add cfg field.
3965 * function.c (allocate_struct_function): Allocate the cfg.
3966 * tree-cfg.c (label_to_block_map): Remove.
3967 (build_tree_cfg): Don't allocate the rbi pool here...
3968 (delete_tree_cfg_annotations): ...and don't free it here.
3969 Also don't nullify label_to_block_map for cfun.
3971 2005-04-12 Caroline Tice <ctice@apple.com>
3973 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3974 Revert my patch from April 9.
3975 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3976 (reorder_basic_blocks): Revert my patch from April 9.
3977 (insert_section_boundary_note): Revert my patch from April 9.
3978 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3979 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3980 (COLD_END_LABEL): Revert my patch from April 9.
3981 (cold_text_section_label): Revert my patch from April 9.
3982 (cold_end_label): Revert my patch from April 9.
3983 (dwarf2out_switch_text_section): Revert my patch from April 9.
3984 (output_aranges): Revert my patch from April 9.
3985 (output_ranges): Revert my patch from April 9.
3986 (output_line_info): Revert my patch from April 9.
3987 (add_location_or_const_value_attribute): Revert my patch from April 9.
3988 (dwarf2out_var_location): Revert my patch from April 9.
3989 (dwarf2out_init): Revert my patch from April 9.
3990 (dwarf2out_finish): Revert my patch from April 9.
3991 * function.h (struct function): Revert my patch from April 9.
3992 * opts.c (decode_options): Revert my patch from April 9.
3993 * output.h (unlikely_section_label, hot_section_label,
3994 hot_section_end_label, cold_section_end_label,
3995 unlikely_text_section_name): Revert my patch from April 9.
3996 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3997 * varasm.c (unlikely_section_label, hot_section_label,
3998 hot_section_end_label, cold_section_end_label,
3999 unlikely_text_section_name): Revert my patch from April 9.
4000 (initialize_cold_section_name): Revert my patch from April 9.
4001 (unlikely_text_section): Revert my patch from April 9.
4002 (in_unlikely_text_section): Revert my patch from April 9.
4003 (named_section): Revert my patch from April 9.
4004 (function_section): Revert my patch from April 9.
4005 (current_function_section): Revert my patch from April 9.
4006 (assemble_start_function): Revert my patch from April 9.
4007 (assemble_end_function): Revert my patch from April 9.
4008 (default_section_type_flags_1): Revert my patch from April 9.
4010 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4012 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
4013 * config/sparc/sparc.md (untyped_call): Save the registers manually.
4015 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
4017 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
4019 PR middle-end/20917
4020 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
4021 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
4023 2004-04-12 Richard Henderson <rth@redhat.com>
4025 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
4026 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
4027 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
4028 (UNSPEC_*, UNSPECV_*): Renumber.
4030 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
4032 PR mudflap/19266
4033 From Richard Henderson <rth@redhat.com>:
4034 * tree-mudflap.c (mf_build_check_statement_for): Correct block
4035 splitting logic.
4037 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
4039 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
4041 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4043 * config/bfin/bfin.c (bfin_library_id_string): Remove.
4044 (bfin_library_id): New variable.
4045 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
4046 instead of bfin_library_id_string.
4047 (bfin_handle_option): New function.
4048 (override_options): Remove most code to deal with shared library IDs,
4049 just check they aren't used without -mid-shared-library.
4050 (TARGET_HANDLE_OPTION): Define.
4051 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
4052 * config/bfin/bfin.opt (mshared-library-id=): New.
4054 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
4056 * tree-vect-transform.c: Fix comment typos.
4058 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
4060 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
4061 split critical edges when not possible/profitable.
4063 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4065 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
4066 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
4067 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
4068 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
4069 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
4070 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
4071 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
4072 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
4073 MASK_NO_BITFIELD.
4074 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
4075 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4076 * config/ns32k/ns32k.opt: New file.
4078 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4080 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
4081 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
4082 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
4083 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
4084 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
4085 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
4086 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
4087 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
4088 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
4089 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
4090 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
4091 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
4092 (MASK_COLDFIRE): Formatting fixes.
4093 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
4094 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
4095 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
4096 "_current_shared_library_a5_offset_".
4097 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4098 (MASK_ALL_CPU_BITS): New macro.
4099 (m68k_handle_option): New function.
4100 (override_options): Remove handling of m68k_library_id_string.
4101 * config/m68k/m68k.opt: New file.
4102 * config/m68k/ieee.opt: New file.
4104 2005-04-11 Mark Mitchell <mark@codesourcery.com>
4106 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4107 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
4108 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4109 (TARGET_CXX): Adjust accordingly.
4110 * target.h (struct gcc_target): Remove epxort_class_data. Add
4111 determine_class_data_visibility and class_data_always_comdat.
4112 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4113 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
4114 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4115 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
4116 (arm_cxx_determine_class_data_visibility): New.
4117 (arm_cxx_class_data_always_comdat): Likewise.
4118 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4119 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
4120 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4121 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
4122 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
4123 Define.
4125 2005-04-11 Devang Patel <dpatel@apple.com>
4127 * tree-data-ref.c (build_classic_dist_vector,
4128 compute_subscript_distance): Make externally visible.
4129 * tree-data-ref.h (build_classic_dist_vector,
4130 compute_subscript_distance): Same.
4131 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4132 Check distance vector against vectorization factor.
4133 (vect_analyze_loop): Determine vectorizaion factor before
4134 analyzing data dependences.
4135 * tree-vectorizer.c (loops_num): Make it externally visible and
4136 rename ...
4137 * tree-vectorizer.c (vect_loops_num): ... new name.
4138 * tree-vectorizer.h (vect_loops_num): New.
4140 2005-04-11 Devang Patel <dpatel@apple.com>
4142 * tree-vect-analyze.c (vect_analyze_operations): Check
4143 vectorizable codition.
4144 * tree-vect-transform.c (vect_is_simple_cond): New function.
4145 (vectorizable_condition): New function.
4146 (vect_transform_stmt): Handle condition_vec_info_type.
4147 * tree-vectorizer.h (enum stmt_vec_info_type): Add
4148 condition_vec_info_type.
4149 (vectorizable_condition): New.
4151 2005-04-11 Geoffrey Keating <geoffk@apple.com>
4153 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
4154 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
4155 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
4157 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
4158 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
4160 * dwarf2out.c (output_line_info): Don't try to dereference
4161 a NULL current_function_decl.
4163 * config/t-slibgcc-darwin: Don't put shared libraries in
4164 directories other than $(slibdir).
4165 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
4166 OS uses for it.
4168 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4170 PR tree-optimization/20933
4171 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
4172 logic to reject aliases between read-only and writable
4173 variables ...
4174 (may_alias_p): ... here.
4175 (get_tmt_for): Do not associate read-only tags to pointers
4176 whose pointed-to type is not read-only.
4177 * tree-ssa.c (verify_ssa): Check that memory stores have at
4178 least one V_MAY_DEF or V_MUST_DEF.
4180 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4182 PR/17092
4183 * configure.ac (gcc_UNLOCKED_FUNCS): New.
4184 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
4185 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
4186 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
4187 _unlocked function.
4188 (fwrite_unlocked): Fix prototype.
4190 * configure, config.in: Regenerate.
4192 2005-04-11 David Edelsohn <edelsohn@gnu.org>
4194 * tree-ssa-loop-im.c: Include real.h.
4195 (determine_invariantness_stmt): If real division divisor is
4196 invariant and flag_unsafe_math_optimizations enabled, generate
4197 invariant reciprocal for hoisting.
4198 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
4200 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4202 Fix PR tree-optimization/20926
4204 * tree-ssa-alias.c (add_type_alias): Handle subvars.
4206 2005-04-11 Devang Patel <dpatel@apple.com>
4208 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
4209 operand ordering.
4211 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4213 * fold-const.c (fold_binary_op_with_conditional_arg):
4214 use fold_buildN instead of "fold (buildN" in some
4215 non obvious places.
4216 (fold_unary): Likewise.
4217 (fold_binary): Likewise.
4219 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4221 Fix PR tree-optimization/20612
4222 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
4223 handling
4224 (perfect_nestify): preheaderbb is *not* part of loop of the
4225 old destination.
4227 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4229 * tree-ssa-alias.c (may_alias_p): If the variable
4230 is a global variable and the pointer is parameter
4231 and -fargument-noalias-global is used, then
4232 the pointer cannot alias the variable.
4234 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
4236 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
4237 * config/sparc/sparc.h: Likewise.
4238 * config/sparc/sparc.md: Likewise.
4240 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
4242 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
4244 * tree-vrp.c: Fix a comment typo.
4246 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4248 PR tree-optimization/20920
4249 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
4250 SSA_NAME flows through an abnormal edge.
4251 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
4252 through abnormal edges.
4253 (maybe_add_assert_expr): Likewise.
4255 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
4257 * config/s390/s390.h (s390_tune_string, s390_arch_string)
4258 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
4259 (s390_stack_size_string, s390_stack_guard_string, target_flags)
4260 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4261 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4262 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4263 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4264 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4265 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4266 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4267 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4268 (TARGET_HANDLE_OPTION): Likewise.
4269 (s390_tune): Initialize to PROCESSOR_max.
4270 (s390_arch_string): Make static.
4271 (s390_tune_string, s390_warn_framesize_string): Delete.
4272 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4273 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4274 (s390_handle_arch_option, s390_handle_option): New functions.
4275 (override_options): Remove parsing of option strings.
4276 * config/s390/s390.opt: New file.
4278 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4280 * tree-complex.c (expand_vector_operations): Call
4281 update_stmt_if_modified.
4283 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4285 * tree-vect-analyze (vect_determine_vectorization_factor):
4286 Do not use GET_MODE_NUNITS.
4287 * tree-vect-transform.c (vect_get_vec_def_for_operand,
4288 (vectorizable_load, vect_transform_loop): Likewise.
4290 2005-04-11 Uros Bizjak <uros@kss-loka.si>
4292 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4293 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4294 * optabs.h (enum optab_index): Add new OTI_lceil.
4295 (lceil_optab): Define corresponding macro.
4296 * optabs.c (init_optabs): Initialize lceil_optab.
4297 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4298 and lceildi2 patterns.
4299 * builtins.c (expand_builtin_int_roundingfn): Handle
4300 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4301 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4302 BUILT_IN_LLCEIL{,F,L}.
4303 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4304 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4305 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4306 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4307 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4308 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4309 into lceil built-in function and (long long int)ceil{,f,l} into
4310 llceil built-in function.
4311 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4312 BUILT_IN_LLCEIL.
4314 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4316 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4317 zero.
4319 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
4321 * config/arm/arm.c: Fix a comment typo.
4322 * doc/tree-ssa.texi: Fix a typo.
4324 2005-04-10 Steven Bosscher <stevenb@suse.de>
4326 * cselib.c (clear_table): Rename to cselib_clear_table.
4327 * cselib.h (cselib_clear_table): Add prototype.
4328 * gcse.c (gcse_main): Make 'f' argument unused.
4329 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4330 of each basic block instead.
4331 (compute_sets, compute_hash_table_work): Likewise.
4332 (constprop_register): Change int 'alter_jumps' argument to bool.
4333 (do_local_cprop): Likewise.
4334 (local_cprop_pass): Likewise. Also walk basic blocks instead of
4335 the insn chain. Explicitly clear the cselib tables after finishing
4336 one basic block. Make sure there are no unterminated libcall blocks.
4337 Update compute_sets call.
4338 (cprop): Walk basic blocks instead of the insn chain.
4339 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4340 Likewise.
4341 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4342 one_cprop_pass calls.
4344 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4346 * combine.c (combine_simplify_rtx): Remove a transformation that
4347 relies on an invalid assumption about rtl sign-extension semantics.
4349 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4351 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4352 to build_int_cst_wide.
4354 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
4356 PR target/20126
4357 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4358 set the original address pseudo to the correct value before the
4359 original insn, if possible, and leave the insn alone, otherwise
4360 create a new pseudo, set it and replace it in the insn.
4361 * recog.c (validate_change_maybe_volatile): New.
4362 * recog.h (validate_change_maybe_volatile): Declare.
4364 2005-04-09 Caroline Tice <ctice@apple.com>
4366 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4367 Remove targetm.have_named_sections test.
4368 (fix_edges_for_rarely_executed_code): Likewise.
4369 (insert_section_boundary_note): Likewise.
4370 (reorder_basic_blocks): Check partitioning flag before calling
4371 verify_hot_cold_block_grouping.
4372 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4373 the function struct rather than global variables.
4374 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4375 (COLD_END_LABEL): Likewise
4376 (cold_text_section_label): New static global variable.
4377 (cold_end_label): Likewise.
4378 (dwarf2out_switch_text_section): Get hot/cold section labels from
4379 the function struct rather than global variables.
4380 (output_aranges): Use cold_text_section_label and cold_end_label;
4381 check partitioning flag before putting out delta.
4382 (output_ranges): Remove incorrect code attempting to use
4383 hot/cold labels.
4384 (output_line_info): Get cold section label from function struct.
4385 (add_location_or_const_value_attribute): Likewise.
4386 (get_subprogram_die): Get hot/cold section labels from function struct.
4387 (dwarf2out_var_location): Likewise.
4388 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4389 write out cold_text_section_label if partition flag is set.
4390 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4391 * function.h (struct function): Add new fields to point to hot/cold
4392 section labels: hot_section_label, cold_section_label,
4393 hot_section_end_label and cold_section_end_label; also add new field
4394 for cold text section name, unlikely_text_section_name.
4395 * opts.c (decode_options): Turn off partitioning flag if
4396 !targetm.have_named_sections.
4397 * output.h (hot_section_label): Remove.
4398 (hot_section_end_label): Remove.
4399 (cold_section_end_label): Remove.
4400 (unlikely_section_label): Remove.
4401 (unlikely_text_section_name): Remove.
4402 * passes.c (rest_of_handle_final): Remove code that frees
4403 unlikely_text_section_name.
4404 * varasm.c (unlikely_section_label): Remove.
4405 (hot_section_label): Remove.
4406 (hot_section_end_label): Remove.
4407 (cold_section_end_label): Remove.
4408 (unlikely_text_section_name): Remove.
4409 (initialize_cold_section_name): Modify to call
4410 targetm.strip_name_encoding; to store cold section name in current
4411 function struct, if it exists; and to only use the decl_section_name
4412 if flag_named_sections is true.
4413 (unlikely_text_section): Modify to get section name out of current
4414 function struct, if there is one; otherwise build it from
4415 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4416 (in_unlikely_text_section): Likewise.
4417 (named_section): Modify to get/put cold section name in current function
4418 struct, if there is one.
4419 (function_section): Change 'bool unlikely' to 'int reloc'; check
4420 targetm.have_named_sections before calling named_section.
4421 (current_function_section): Likewise.
4422 (assemble_start_function): Modify to get/put unlikely_text_section_name
4423 in current function struct; modify to get hot/cold section labels
4424 from function struct; initialize labels using
4425 ASM_GENERATE_INTERNAL_LABEL;
4426 test partitioning flag before writing out hot section label.
4427 (assemble_end_function): Test partitioning flag before writing out
4428 hot/cold section labels.
4429 (default_section_type_flags_1): Modify to use array instead of
4430 char* for unlikely_text_section_name; set flags correctly for
4431 cold text section if there is not a current function decl.
4433 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4435 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4436 and TI_VA_LIST_FPR_COUNTER_FIELD.
4437 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4438 * tree-pass.h (pass_stdarg): Add.
4439 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4440 * tree-stdarg.c: New file.
4441 * tree-stdarg.h: New file.
4442 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4443 (tree-stdarg.o): Add dependencies.
4444 * function.h (struct function): Add va_list_gpr_size and
4445 va_list_fpr_size fields.
4446 * function.c (allocate_struct_function): Initialize them.
4447 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4448 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4449 (TARGET_INITIALIZER): Add it.
4451 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4452 va_list_{g,f}pr_counter_field.
4453 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4454 area will not be used. Only save registers that tree-stdarg.c
4455 detected they need saving.
4456 (ix86_va_start): Don't set up fields that won't be used.
4458 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4459 va_list_{g,f}pr_counter_field.
4460 (setup_incoming_varargs): Don't do anything if reg_save
4461 area will not be used. Only save registers that tree-stdarg.c
4462 detected they need saving.
4463 (rs6000_va_start): Don't set up fields that won't be used.
4465 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4466 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4467 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4468 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4470 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4472 PR target/20795
4473 * config/i386/i386.c (construct_container): Pass empty aligned
4474 struct, union or class in memory.
4476 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4478 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4479 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4480 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4481 config/rs6000/predicates.md: Fix comment typos.
4483 * sched-int.h (haifa_insn_data): Remove blockage and units.
4484 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4485 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4486 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4488 2005-04-09 Jan Hubicka <jh@suse.cz>
4489 Steven Bosscher <stevenb@suse.de>
4491 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4492 * cfgloop.c (get_loop_exit_edges): Likewise.
4493 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4494 (unloop): Likewise.
4495 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4496 * tree-cfg.c (dump_cfg_status): Likewise.
4498 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4500 * config/rs6000/predicates.md (altivec_register_operand): Remove
4501 redundant match_code test.
4502 (gpc_reg_operand): Same.
4503 (cc_reg_operand): Same.
4504 (cc_reg_not_cr0_operand): Same.
4506 2005-04-09 Jan Hubicka <jh@suse.cz>
4508 Forgotten hunk from my last merge patch:
4509 * final.c (output_addr_const): Do not call mark_referenced.
4511 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4513 * doc/tree-ssa.texi: Add immediate use documentation.
4515 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4517 * arm.c (FL_WBUF): Define.
4518 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4519 (arm_is_6_or_7): Delete.
4520 (arm_tune_wbuf): New.
4521 (arm_override_options): Set arm_tune_wbuf.
4522 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4523 (arm_is_6_or_7): Delete declaration.
4524 (arm_tune_wbuf): New declartion.
4525 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4526 (model_wbuf): Derive from arm_tune_wbuf.
4527 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4528 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4529 (arm740t): Mark CPUs as having a write buffer.
4531 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4533 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4534 of 'const_double_operand' in operand 2 constraints. Update enable
4535 condition.
4537 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4539 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4540 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4541 * optabs.h (enum optab_index): Add new OTI_lfloor.
4542 (lfloor_optab): Define corresponding macro.
4543 * optabs.c (init_optabs): Initialize lfloor_optab.
4544 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4545 and lfloordi2 patterns.
4546 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4547 (expand_builtin_int_roundingfn): New function.
4548 (fold_builtin_int_roundingfn): New prototype.
4549 (fold_builtin_int_roundingfn): New function, renamed from
4550 fold_builtin_lround.
4551 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4552 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4553 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4554 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4555 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4556 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4557 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4558 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4559 into lfloor built-in function and (long long int)floor{,f,l} into
4560 llfloor built-in function.
4561 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4562 BUILT_IN_LLFLOOR.
4564 2005-04-08 Ian Lance Taylor <ian@airs.com>
4566 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4567 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4568 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4569 (DO_COND, DO_BODY): Likewise.
4570 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4571 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4572 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4573 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4574 (build_continue_stmt, build_break_stmt): Don't declare.
4575 (c_do_switch_warnings): Update declaration.
4576 * c-gimplify.c (enum bc_t): Remove.
4577 (struct c_gimplify_ctx, ctxp): Remove.
4578 (push_context, pop_context): Remove static functions.
4579 (c_genericize): Don't call push_context or pop_context.
4580 (begin_bc_block, finish_bc_block): Remove static functions.
4581 (build_bc_goto): Likewise.
4582 (gimplify_c_loop): Likewise.
4583 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4584 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4585 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4586 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4587 * c-common.c (c_do_switch_warnings): Rename from
4588 c_do_switch_warnings_1.
4589 (c_do_switch_warnings) [old version]: Remove.
4590 (c_do_switch_expr_warnings): Remove.
4591 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4592 function instead of c_do_switch_expr_warnings.
4593 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4594 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4595 * c-pretty-print.c (pp_c_statement): Likewise.
4596 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4598 2005-04-08 Devang Patel <dpatel@apple.com>
4600 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4601 While selecting replacement condition pay attention to loop header.
4603 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4605 Merge from tree-cleanup-branch: VRP, store CCP, store
4606 copy-prop, incremental SSA updating of FUD chains and
4607 newly exposed symbols.
4609 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4610 (OBJS-common): Add tree-vrp.o.
4611 (tree-vrp.o): New rule.
4612 * basic-block.h (nearest_common_dominator_for_set): Declare.
4613 * common.opt (ftree-store-ccp): New flag.
4614 (ftree-copy-prop): New flag.
4615 (ftree-vrp): New flag.
4616 (ftree-store-copy-prop): New flag.
4617 * dominance.c (nearest_common_dominator_for_set): New.
4618 * domwalk.c (walk_dominator_tree): Only traverse
4619 statements in blocks marked in walk_data->interesting_blocks.
4620 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4621 * fold-const.c (fold): Handle ASSERT_EXPR.
4622 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4623 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4624 flag_tree_vrp at -O2.
4625 * timevar.def (TV_TREE_VRP): Define.
4626 (TV_TREE_COPY_PROP): Define.
4627 (TV_TREE_STORE_COPY_PROP): Define.
4628 (TV_TREE_SSA_INCREMENTAL): Define.
4629 (TV_TREE_STORE_CCP): Define.
4630 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4631 to kill_redundant_phi_nodes from comment.
4632 (verify_expr): Handle ASSERT_EXPR.
4633 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4634 argument. Update all users.
4635 (mark_call_clobbered_vars_to_rename): Remove. Update all
4636 users.
4637 * tree-flow-inline.h (unmodifiable_var_p): New.
4638 * tree-flow.h (enum value_range_type): Declare.
4639 (struct value_range_def): Declare.
4640 (value_range): Declare.
4641 (remove_all_phi_nodes_for): Remove. Update all users.
4642 (find_phi_node_for): Declare.
4643 (add_type_alias): Declare.
4644 (count_uses_and_derefs): Declare.
4645 (kill_redundant_phi_nodes): Remove.
4646 (rewrite_into_ssa): Remove.
4647 (rewrite_def_def_chains): Remove.
4648 (update_ssa, register_new_name_mapping, create_new_def_for,
4649 need_ssa_update_p, name_registered_for_update_p,
4650 release_ssa_name_after_update_ssa, dump_repl_tbl,
4651 debug_repl_tbl, dump_names_replaced_by,
4652 debug_names_replaced_by, mark_sym_for_renaming,
4653 mark_set_for_renaming, get_current_def, set_current_def,
4654 get_value_range, dump_value_range, debug_value_range,
4655 dump_all_value_ranges, debug_all_value_ranges,
4656 expr_computes_nonzero, loop_depth_of_name,
4657 unmodifiable_var_p): Declare.
4658 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4659 ASSERT_EXPR.
4660 * tree-into-ssa.c (block_defs_stack): Update comment.
4661 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4662 syms_to_rename, names_to_release, repl_tbl,
4663 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4664 need_to_replace_names_p): New locals.
4665 (NAME_SETS_GROWTH_FACTOR): Define.
4666 (struct repl_map_d): Declare.
4667 (struct mark_def_sites_global_data): Add field
4668 interesting_blocks.
4669 (enum rewrite_mode): Declare.
4670 (REGISTER_DEFS_IN_THIS_STMT): Define.
4671 (compute_global_livein): Use last_basic_block instead of
4672 n_basic_blocks.
4673 (set_def_block): Remove last argument. Update all callers.
4674 (prepare_use_operand_for_rename): Remove. Update all callers.
4675 (prepare_def_operand_for_rename): Remove. Update all callers.
4676 (symbol_marked_for_renaming): New.
4677 (is_old_name): New.
4678 (is_new_name): New.
4679 (repl_map_hash): New.
4680 (repl_map_eq): New.
4681 (repl_map_free): New.
4682 (names_replaced_by): New.
4683 (add_to_repl_tbl): New.
4684 (add_new_name_mapping): New.
4685 (mark_def_sites): Assume that all the operands in the
4686 statement are in normal form.
4687 (find_idf): Assert that the block in the stack is valid.
4688 (get_default_def_for): New.
4689 (insert_phi_nodes_for): Add new argument 'update_p'.
4690 Add documentation.
4691 If update_p is true, add a new mapping between the LHS of
4692 each new PHI and the name that it replaces.
4693 (insert_phi_nodes_1): Only call find_idf if needed.
4694 (get_reaching_def): Call get_default_def_for.
4695 (rewrite_operand): Remove.
4696 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4697 and REWRITE_THIS_STMT are false.
4698 Assume that all the operands in the statement are in
4699 normal form.
4700 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4701 (rewrite_virtual_phi_arguments): Remove.
4702 (invalidate_name_tags): Remove.
4703 (register_new_update_single, register_new_update_set,
4704 rewrite_update_init_block, replace_use,
4705 rewrite_update_fini_block, rewrite_update_stmt,
4706 rewrite_update_phi_arguments): New.
4707 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4708 Add arguments 'entry', 'what' and 'blocks'.
4709 Initialize the dominator walker according to 'what' and
4710 'blocks'.
4711 Start the dominator walk at 'entry'.
4712 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4713 Use it to configure the dominator walker.
4714 (rewrite_into_ssa): Remove argument 'all'.
4715 Make internal.
4716 (rewrite_all_into_ssa): Remove.
4717 (rewrite_def_def_chains): Remove.
4718 (mark_def_interesting, mark_use_interesting,
4719 prepare_phi_args_for_update, prepare_block_for_update,
4720 prepare_def_site_for, prepare_def_sites,
4721 dump_names_replaced_by, debug_names_replaced_by,
4722 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4723 delete_update_ssa, create_new_def_for,
4724 register_new_name_mapping, mark_sym_for_renaming,
4725 mark_set_for_renaming, need_ssa_update_p,
4726 name_registered_for_update_p, ssa_names_to_replace,
4727 release_ssa_name_after_update_ssa,
4728 insert_updated_phi_nodes_for, update_ssa): New.
4729 * tree-loop-linear.c (linear_transform_loops): Call
4730 update_ssa instead of rewrite_into_ssa.
4731 * tree-optimize.c (vars_to_rename): Remove.
4732 Update all users.
4733 (init_tree_optimization_passes): Replace
4734 pass_redundant_phi with pass_copy_prop.
4735 Add pass_vrp.
4736 Replace pass_ccp with pass_store_ccp.
4737 Add pass_store_copy_prop after pass_store_ccp.
4738 (execute_todo): If the TODO_ flags don't include updating
4739 the SSA form, assert that it does not need to be updated.
4740 Call update_ssa instead of rewrite_into_ssa and
4741 rewrite_def_def_chains.
4742 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4743 (tree_rest_of_compilation):
4744 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4745 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4746 TODO_cleanup_cfg): Renumber.
4747 (TODO_verify_loops, TODO_update_ssa,
4748 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4749 TODO_update_ssa_only_virtuals): Define.
4750 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4751 Declare.
4752 * tree-phinodes.c (make_phi_node): Update documentation.
4753 (remove_all_phi_nodes_for): Remove.
4754 (find_phi_node_for): New.
4755 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4756 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4757 (interpret_rhs_modify_expr): Likewise.
4758 * tree-sra.c (decide_instantiations): Mark all symbols in
4759 SRA_CANDIDATES for renaming.
4760 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4761 (mark_all_v_defs): New function. Update all users to call it
4762 with the whole list of scalarized statements, not just the
4763 first one.
4764 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4765 (compute_flow_insensitive_aliasing): If the tag is
4766 unmodifiable and the variable isn't or vice-versa, don't
4767 make them alias of each other.
4768 (setup_pointers_and_addressables): If the type tag for
4769 VAR is about to change, mark the old one for renaming.
4770 (add_type_alias): New.
4771 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4772 (ccp_lattice_t): Rename from latticevalue.
4773 (value): Remove. Update all users.
4774 (const_val): New local variable.
4775 (do_store_ccp): New local variable.
4776 (dump_lattice_value): Handle UNINITIALIZED.
4777 (debug_lattice_value): New.
4778 (get_default_value): Re-write.
4779 (set_lattice_value): Re-write.
4780 (def_to_varying): Remove. Update all users.
4781 (likely_value): Return VARYING for statements that make
4782 stores when STORE_CCP is false.
4783 Return VARYING for any statement other than MODIFY_EXPR,
4784 COND_EXPR and SWITCH_EXPR.
4785 (ccp_initialize): Re-write.
4786 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4787 Move to tree-ssa-propagate.c.
4788 (ccp_lattice_meet): Handle memory stores when
4789 DO_STORE_CCP is true.
4790 (ccp_visit_phi_node): Likewise.
4791 (ccp_fold): Likewise.
4792 (evaluate_stmt): Likewise.
4793 (visit_assignment): Likewise.
4794 (ccp_visit_stmt): Likewise.
4795 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4796 into DO_STORE_CCP.
4797 (do_ssa_ccp): New.
4798 (pass_ccp): Use it.
4799 (do_ssa_store_ccp): New.
4800 (gate_store_ccp): New.
4801 (pass_store_ccp): Declare.
4802 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4803 (may_propagate_copy): Reformat.
4804 Don't abort if ORIG is a virtual and DEST isn't.
4805 If NEW does not have alias information but DEST does,
4806 copy it.
4807 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4808 copy_prop_kind, which_copy_prop): Declare.
4809 (stmt_may_generate_copy, get_copy_of_val,
4810 get_last_copy_of, set_copy_of_val, dump_copy_of,
4811 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4812 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4813 init_copy_prop, fini_copy_prop, execute_copy_prop,
4814 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4815 store_copy_prop): New.
4816 (pass_copy_prop, pass_store_copy_prop): Declare.
4817 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4818 'num_const_prop' and 'num_copy_prop'.
4819 (cprop_operand): Update them.
4820 (dump_dominator_optimization_stats): Dump them.
4821 (tree_ssa_dominator_optimize): Call update_ssa instead of
4822 rewrite_into_ssa.
4823 (loop_depth_of_name): Declare extern.
4824 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4825 values for LOW or HIGH.
4826 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4827 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4828 (cprop_operand): Only propagate if VAL != OP.
4829 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4830 statement for renaming.
4831 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4832 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4833 add_type_alias if necessary.
4834 Call mark_new_vars_to_rename.
4835 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4836 mark every statement updated, call update_ssa and
4837 rewrite_into_loop_closed_ssa.
4838 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4839 from LIVEIN if VAR is a virtual.
4840 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4841 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4842 (get_call_expr_operands): Reformat statement.
4843 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4844 symbols.
4845 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4846 SSA_NAME_VALUE for every name.
4847 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4848 get_value_loaded_by): New.
4849 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4850 substitute_and_fold): Move from tree-ssa-ccp.c.
4851 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4852 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4853 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4854 Declare.
4855 * tree-ssa.c (verify_use): Fix error message.
4856 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4857 check_phi_redundancy, kill_redundant_phi_nodes,
4858 pass_redundant_phi): Remove. Update all users.
4859 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4860 add_type_alias, if necessary.
4861 * tree-vectorizer.h (struct _stmt_vect_info): Update
4862 documentation for field 'memtag'.
4863 * tree-vrp.c: New file.
4864 * tree.def (ASSERT_EXPR): Define.
4865 * tree.h (ASSERT_EXPR_VAR): Define.
4866 (ASSERT_EXPR_COND): Define.
4867 (SSA_NAME_VALUE_RANGE): Define.
4868 (struct tree_ssa_name): Add field 'value_range'.
4869 (PHI_REWRITTEN): Remove.
4870 (struct tree_phi_node): Remove field 'rewritten'.
4871 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4872 -ftree-store-copy-prop): Document.
4873 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4874 Document usage of update_ssa.
4876 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4878 PR target/20814
4879 * config/rs6000/predicates.md (altivec_register_operand): Accept
4880 SUBREG.
4881 (and64_operand): Do not limit CONST_INT to mask64_operand.
4882 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4883 (and_operand): Do not limit CONST_INT to mask_operand.
4885 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4887 PR rtl-optimization/20466
4888 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4889 for overlap of the address of each list member.
4890 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4892 2005-04-08 Mike Stump <mrs@apple.com>
4894 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4896 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4897 instead of 4.
4899 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4901 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4903 * function.c (push_function_context_to): Don't set
4904 contains_functions.
4905 * function.h (function): Remove contains_functions.
4906 (current_function_contains_functions): Remove.
4908 * function.h (function): Remove instrument_entry_exit.
4909 (current_function_instrument_entry_exit): Remove.
4911 * function.h (nonlocal_labels): Remove.
4913 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4915 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4916 (check_attr_value, write_attr_get, write_expr_attr_cache,
4917 find_attr, make_internal_attr): Don't reference negative_ok or
4918 unsigned_p.
4919 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4920 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4921 (ATTR_STATIC): Adjust the value.
4923 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4925 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4927 * config/s390/tpf.h (ASM_SPEC): Define.
4929 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4931 * tree-flow.h: Remove the prototype for
4932 redirect_immediate_uses.
4933 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4935 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4937 * arm.c (arm_const_double_by_parts): New function.
4938 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4939 * arm.md (define_split for 64-bit constants): Add another one.
4941 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4943 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4945 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4947 * system.h: Revert last change.
4949 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4951 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4952 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4953 (TARGET_SWITCHES): Delete.
4954 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4955 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4956 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4957 * config/xtensa/xtensa.opt: New file.
4959 2005-04-08 Ben Elliston <bje@au.ibm.com>
4961 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4962 * config/fp-bit.h: Tidy comments.
4964 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4966 * system.h: Poison PARAMS.
4968 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4970 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4971 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4972 (TARGET_SWITCHES): Delete.
4973 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4974 * config/vax/vax.opt: New file.
4976 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4978 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4980 2005-04-07 Ian Lance Taylor <ian@airs.com>
4982 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4983 define.
4984 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4985 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4986 Likewise.
4988 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4990 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4991 all immediate uses in PHI nodes.
4993 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4995 * arm.c (arm_const_double_inline_cost): Handle any constant by
4996 using gen_lowpart and gen_highpart_mode.
4997 (note_invalid_constants): All constants in an RTX with a constraint
4998 that permits memory are now pushed to the constant pool.
4999 (output_move_double): Delete code to handle reg to reg and
5000 constant to reg moves.
5001 (const_double_needs_minipool, output_mov_immediate): Delete.
5002 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
5003 CONST_INT and CONST_VECTOR.
5004 * arm.md (ANY64): New mode macro.
5005 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
5006 (movdf_soft_insn): Split reg-reg and const-reg moves.
5007 (split patterns for 64-bit constant and register moves): New.
5008 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
5009 (cirrus_movdf_hard_insn): Likewise.
5010 * fpa.md (movdf_fpa): Likewise.
5011 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
5012 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
5013 constraints.
5014 (movv2si_internal_2): Likewise.
5015 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
5016 (movdf_vfp): Likewise.
5017 * arm-protos.h (output_mov_immediate): Delete prototype.
5019 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
5021 PR target/20093
5022 * simplify-rtx.c (simplify_unary_operation_1): Check
5023 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
5025 2005-04-06 James E Wilson <wilson@specifixinc.com>
5027 PR target/20717
5028 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
5029 ADDR_EXPR.
5031 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
5033 * coverage.h (GCOV_TYPE_NODE): Delete.
5034 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
5035 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
5036 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
5037 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
5038 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
5040 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
5042 PR other/20792
5043 * Makefile.in (gcc.pot): Remove options.c dependency.
5044 * optc-gen.awk: Don't quote help strings with N_().
5046 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
5048 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
5049 the function returns a pointer type.
5051 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
5053 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
5054 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
5055 * doc/invoke.texi: Documnet salias-max-implicit-fields.
5056 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
5057 explicit_uses members.
5058 (get_or_create_used_part_for): Initialize new fields.
5059 (fieldoff_compare): New function.
5060 (create_overlap_variables_for): Count number of fields, use
5061 heuristic to determine whether to create subvars for vars with
5062 only implicit uses.
5063 Sort the field list by offset and avoid creating duplicate SFT's.
5065 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5067 * c.opt (-F): Remove trailing whitespace from help string.
5068 (-finput-charset): Use a tab to separate the switch name and help
5069 string.
5070 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
5071 (-ftree-vectorizer-verbose): Likewise.
5073 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5075 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
5076 a PHI argument where a use occurs instead of all PHI arguments.
5078 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
5080 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
5081 scope.
5083 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5085 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
5086 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
5087 config/bfin/bfin.h: Fix comment typos.
5089 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
5091 * doc/install.texi: Update the URL for Jacks.
5092 * doc/sourcebuild.texi: Likewise.
5094 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5096 PR target/17245
5097 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
5098 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
5100 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5102 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
5104 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5106 * config/v850/v850-protos.h (override_options): Delete.
5107 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
5108 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
5109 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
5110 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
5111 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
5112 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
5113 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
5114 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
5115 (OVERRIDE_OPTIONS): Delete.
5116 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
5117 (small_memory_info): Remove the value field.
5118 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
5119 TARGET_NO_APP_REGS.
5120 * config/v850/v850.c (small_memory): Remove the value field.
5121 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5122 (override_options): Delete.
5123 (v850_handle_memory_option, v850_handle_option): New functions.
5124 * config/v850/v850.opt: New file.
5126 2005-04-06 Geoffrey Keating <geoffk@apple.com>
5128 * config.host: Add a section for generic hosts, and a subsection
5129 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
5130 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
5131 * config/host-darwin.h: New.
5132 * config/x-darwin: New.
5133 * config/i386/host-i386-darwin.c: New.
5134 * config/i386/x-darwin: New.
5135 * config/rs6000/host-darwin.c: Include host-darwin.h.
5136 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
5137 (darwin_rs6000_gt_pch_use_address): Likewise.
5138 * config/rs6000/x-darwin: Change name of .o built, update
5139 dependencies for changes to rs6000/host-darwin.c.
5141 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5143 PR target/17824
5144 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
5146 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
5148 * tree-vect-analyze.c (vect_analyze_loop_form): Call
5149 split_loop_exit_edge instead of loop_split_edge_with.
5151 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
5153 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
5154 UNSPEC_SET_VSCR): New constants, used throughout.
5155 (*andc3_v4sf): New.
5156 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
5157 Replace with...
5158 (altivec_vspltis<VI_char>): ... this pattern, using
5159 a QImode const_int_operand for the immediate.
5160 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
5161 define_expands.
5163 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5165 PR target/17822
5166 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
5168 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5170 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
5172 2005-04-06 Ben Elliston <bje@au.ibm.com>
5174 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
5175 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
5176 macros as living in "this file" and not gcc.h.
5178 2005-04-06 Ben Elliston <bje@au.ibm.com>
5180 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
5181 -ftree-live_range_split. Perhaps renamed at some point?
5183 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5185 PR target/20625
5186 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
5187 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
5189 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5191 * tree-flow.h (number_of_iterations_cond): Declaration removed.
5192 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
5193 (number_of_iterations_special): New function.
5194 (number_of_iterations_exit): Use number_of_iterations_special.
5195 Use simplify_using_outer_evolutions only at -O3.
5196 (number_of_iterations_cond, tree_simplify_using_condition,
5197 simplify_using_initial_conditions, loop_niter_by_eval,
5198 compare_trees, can_count_iv_in_wider_type_bound,
5199 simplify_using_outer_evolutions): Use fold_build.
5201 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
5203 * doc/install.texi (Configuration): Document --with-java-home.
5205 2005-04-05 Richard Henderson <rth@redhat.com>
5207 PR target/20342
5208 PR target/20447
5209 * config/i386/i386.c (print_operand): Handle vector zeros.
5210 (ix86_split_to_parts): Handle CONST_VECTOR.
5211 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
5212 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
5213 what modes to tie for MMX and SSE registers.
5214 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
5215 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
5216 to vector modes as well.
5217 * config/i386/predicates.md (const0_operand): Handle VOIDmode
5218 properly as an input mode.
5220 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5222 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
5224 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5226 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
5228 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5230 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
5231 and local functions, set sse_nregs to 8 and float_in_sse.
5232 (function_arg_advance, function_arg): If float_in_sse, pass
5233 SFmode and DFmode arguments in SSE registers.
5234 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
5236 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
5237 of -funit-at-a-time.
5239 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5241 * config/i386/i386-protos.h (ix86_function_value): Accept two
5242 arguments, like the target macro.
5243 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
5244 * config/i386/i386.c (ix86_function_value): Accept the second
5245 argument of the target macro.
5246 (ix86_function_ok_for_sibcall): Pass a function pointer to
5247 ix86_function_value.
5248 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
5249 call to ix86_value_regno).
5250 (ix86_value_regno): Add support for returning floating point values
5251 in SSE registers.
5253 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5255 PR tree-optimization/20076
5256 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
5257 that call __builtin_return or __builtin_apply_args.
5259 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5261 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5262 Use immediate use iterator.
5263 (stmt_is_bumper_for_loop): Use immediate use iterator.
5264 * predict.c (strip_builtin_expect): Use update_stmt.
5265 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5266 on all elements of a STATEMENT_LIST.
5267 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5268 (bsi_remove): Remove imm_use links and mark the stmt as modified.
5269 (bsi_replace): Mark stmt as modified and the update it.
5270 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5271 (expand_complex_libcal): Call update_stmt.
5272 (expand_complex_comparison): Call mark_stmt_modified.
5273 (expand_complex_operations_1): Call update_stmt_if_modified.
5274 (expand_vector_operations_1): Call mark_stmt_modified.
5275 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5276 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5277 add_immediate_use, redirect_immediate_use,
5278 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5279 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5280 (mark_new_vars_to_rename): Call update_stmt.
5281 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5282 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5283 Ignore PHI nodes.
5284 (unmodify_stmt): Delete.
5285 (update_stmt): New. Force an update of a stmt.
5286 (update_stmt_if_modified): update a stmt if it is out of date.
5287 (get_stmt_operands): Verify stmt is NOT modified.
5288 (stmt_modified_p): Update comment.
5289 (delink_imm_use): Remove a use node from its immuse list.
5290 (link_imm_use_to_list): Link a use node to a specific list.
5291 (link_imm_use): Link a node to the correct list.
5292 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5293 it in the correct list, if appropriate.
5294 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5295 (relink_imm_use): Link a use node in place of another node in a list.
5296 (relink_imm_use_stmt): LInk a node in place of another node, and set
5297 the stmt pointer.
5298 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
5299 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
5300 (first_safe_imm_use): New. Initialize a safe immuse iterator.
5301 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
5302 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
5303 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
5304 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
5305 (has_zero_uses): New. Return true if there are no uses of a var.
5306 (has_single_use): New. Return true if there is only a single use of a
5307 variable.
5308 (single_imm_use): New. Return the simgle immediate use.
5309 (num_imm_uses): New. Return the number of immediate uses.
5310 (get_v_must_def_ops): Use is now a pointer.
5311 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5312 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5313 the use node.
5314 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5315 (delink_stmt_imm_use): Delink all immuses from a stmt.
5316 (phi_arg_index_from_use): New. Return a phi arg index for a use.
5317 * tree-flow.h (struct dataflow_d): Delete.
5318 (immediate_use_iterator_d): New. Immediate use iterator struct.
5319 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
5320 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
5321 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
5322 iteration.
5323 (struct stmt_ann_d): Remove dataflow_t from struct.
5324 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
5325 (if_convertible_phi_p): Use FAST immuse iterator.
5326 (if_convertible_loop_p): Don't call compute_immediate_uses.
5327 (replace_phi_with_cond_modify_expr): Call update_stmt.
5328 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5329 update_stmt_if_modified.
5330 (rewrite_all_into_ssa): Initialize ssa operands.
5331 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5332 compute_immediate_uses.
5333 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5334 ssa_property is available.
5335 (execute_one_pass): Change parameters passed to execute_todo.
5336 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5337 (remove_ssa_form): Call fini_ssa_operands.
5338 (insert_backedge_copies): Delete call to modify_stmt.
5339 * tree-phinodes.c (make_phi_node): Initialize use nodes.
5340 (release_phi_node): Delink any use nodes before releasing.
5341 (resize_phi_node): Relink any use nodes.
5342 (remove_phi_arg_num): Delink the use node.
5343 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5344 (remove_all_phi_nodes_for): Release phi node first.
5345 * tree-pretty-print.c (dump_generic_node): Print stmt address.
5346 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5347 (scalarize_use, scalarize_copy): Call update_stmt.
5348 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5349 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5350 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5351 (ccp_initialize): Remove call to compute_immediate_uses.
5352 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5353 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5354 stmts.
5355 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5356 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5357 (eliminate_redundant_computations): Call mark_stmt_modified.
5358 (cprop_operand): Call mark_stmt_modified.
5359 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5360 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5361 (dse_optimize_stmt): Use new immuse interface.
5362 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5363 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5364 (substitute_single_use_vars): Use new immuse interface.
5365 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5366 and compute_immediate_uses.
5367 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5368 interface.
5369 (rewrite_mem_refs): Call update_stmt.
5370 (determine_lsm): Remove call to compute_imm_uses and free_df.
5371 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5372 (try_unroll_loop_completely): Call update_stmt.
5373 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5374 (rewrite_use_compare): Call update_stmt.
5375 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5376 (rewrite_use) : Call update_stmt.
5377 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5378 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5379 update_stmt.
5380 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5381 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5382 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5383 use nodes.
5384 (initialize_vuse_operand): New. Initialize a vuse operand.
5385 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5386 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5387 (finalize_ssa_defs): Use stmt parameter.
5388 (correct_use_link): Ensure a use node is in the correct list, and has
5389 the correct stmt pointer.
5390 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5391 finalize_ssa_v_must_defs): Also initialize use nodes.
5392 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5393 (build_ssa_operands): Seperate parsing from final operand construction.
5394 (parse_ssa_operands): New. Parse entry point for operand building.
5395 (swap_tree_operands): New. Swap 2 tree operands.
5396 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5397 operands.
5398 (get_expr_operands): Call swap_tree_operands when needed.
5399 (copy_virtual_operands): Use initialize routines for virtual use ops.
5400 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5401 (verify_abort): New. Issue imm_use error.
5402 (verify_imm_links): New Verify imm_use links for a var.
5403 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5404 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5405 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5406 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5407 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5408 (NULL_USE_OPERAND_P) Define.
5409 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5410 use node.
5411 (struct vuse_operand_type): New struct.
5412 (SET_USE): Call set_ssa_use_from_ptr.
5413 (USE_STMT): Define.
5414 (PHI_ARG_INDEX_FROM_USE): Define.
5415 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5416 argument via SET_USE, not PHI_ARG_DEF_TREE.
5417 * tree-ssa-pre.c (eliminate): Call update_stmt.
5418 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5419 call free_df.
5420 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5421 (nearest_common_dominator_of_uses): Use imm_use iterator.
5422 (statement_sink_location): Use imm_use iterator and interface.
5423 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5424 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5425 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5426 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5427 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5428 if new parameter is true.
5429 (init_tree_ssa): Don't initialize operand cache here.
5430 (delete_tree_ssa): Don't destroy operand cache here.
5431 (propagate_into_addr): Pass in a use pointer, return true if anything
5432 was changed.
5433 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5434 (check_phi_redundancy): Use imm_use iterator.
5435 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5436 free_df.
5437 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5438 (release_ssa_name): Delink node and all elements in its imm_use list.
5439 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5440 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5441 * tree-vectorizer.c (need_imm_uses_for): Delete.
5442 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5443 * tree.h (struct ssa_imm_use_d): Define.
5444 (SSA_NAME_IMM_USE_NODE): Define.
5445 (struct tree_ssa_name): Add imm_use node.
5446 (PHI_DF): Delete.
5447 (PHI_ARG_IMM_USE_NODE): Define.
5448 (struct phi_arg_d): Add imm_use node.
5449 (struct tree_phi_node): Remove struct dataflow_d element.
5450 (TDF_STMTADDR): Define.
5452 2005-04-05 Dale Johannesen <dalej@apple.com>
5454 * doc/invoke.texi (Optimization Options): Remove
5455 duplicate -fcse-follow-jumps. Add -fweb.
5456 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5457 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5459 2005-04-05 Per Bothner <per@bothner.com>
5461 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5462 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5463 (warn_uninit): Get EXPR_LOCUS from context now instead.
5464 This fixes a USE_MAPPED_LOCATION testsuite failure.
5466 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5468 2005-04-05 Per Bothner <per@bothner.com>
5470 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5471 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5472 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5473 before warning.
5475 2004-04-05 Devang Patel <dpatel@apple.com>
5477 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5478 (lhsr<mode>3): ... new name.
5479 (altivec_vsra<VI_char>): Rename to ..
5480 (ashr<mode>3): ... new name.
5481 * config/rs6000/rs6000.c (builtin_description): Rename shift
5482 operations.
5484 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5486 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5487 gen_lowpart_for_combine.
5488 * cse.c (gen_lowpart_if_possible): Move...
5489 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5490 gen_lowpart_SUBREG.
5491 (gen_lowpart_no_emit_general): Use it.
5493 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5495 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5496 overriding.
5498 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5500 * system.h: Fix typo.
5502 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5504 * config/bfin/bfin-modes.def: New file.
5505 * config/bfin/bfin-protos.h: New file.
5506 * config/bfin/bfin.c: New file.
5507 * config/bfin/bfin.h: New file.
5508 * config/bfin/bfin.md: New file.
5509 * config/bfin/bfin.opt: New file.
5510 * config/bfin/crti.s: New file.
5511 * config/bfin/crtn.s: New file.
5512 * config/bfin/elf.h: New file.
5513 * config/bfin/lib1funcs.asm: New file.
5514 * config/bfin/predicates.md: New file.
5515 * config/bfin/t-bfin: New file.
5516 * config/bfin/t-bfin-elf: New file.
5517 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5518 Document new attributes.
5519 (interrupt, interrupt_handler, saveall): Update documentation for
5520 these attributes.
5521 * doc/install.texi (Specific): Add entry for the Blackfin.
5522 * doc/invoke.texi (Blackfin Options): New section.
5523 * doc/md.texi (Blackfin family): New section to document constraints.
5524 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5526 2005-04-05 Olivier Hainque <hainque@adacore.com>
5528 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5529 match what the system unwinder expects.
5530 * config/mips/mips.c (mips_frame_set): If we're saving the return
5531 address register and the dwarf return address column number differs
5532 from the hard register number, adjust the note reg to refer to the
5533 former.
5535 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5537 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5538 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5539 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5540 (processor_type): New enum.
5541 (mn10300_processor): New variable.
5542 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5543 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5544 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5545 (PROCESSOR_DEFAULT): New macro.
5546 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5547 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5548 (mn10300_handle_option, mn10300_override_options): New functions.
5549 * config/mn10300/mn10300.opt: New file.
5551 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5552 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5554 PR tree-optimization/19903
5555 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5556 that don't fit in their type after conversion.
5558 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5560 PR target/20421
5561 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5562 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5563 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5564 flag here. Implement using define_insn_and_split.
5565 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5566 (frndintxf2_mask_pm_i387): New insn patterns.
5567 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5568 Do not set ix86_optimize_mode_switching flag.
5569 (ceilsf2, ceildf2, ceilxf2): Same.
5570 (btruncsf2, btruncdf2, btruncxf2): Same.
5571 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5573 2005-04-05 Ian Lance Taylor <ian@airs.com>
5575 PR debug/9963
5576 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5577 i386_pe_record_external_function.
5578 (i386_pe_record_external_function): Update declaration.
5579 * config/i386/winnt.c (struct extern_list): Add decl field.
5580 (i386_pe_record_external_function): Add decl parameter.
5581 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5582 identifier.
5583 * config/i386/i386-protos.h (i386_pe_record_external_function):
5584 Update declaration.
5586 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5588 * config/m68k/m68k-protos.h: Add a prototype for
5589 valid_dbcc_comparison_p_2.
5590 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5591 extend_operator, const_uint32_operand, const_sint32_operand,
5592 general_src_operand, nonimmediate_src_operand,
5593 memory_src_operand, post_inc_operand, pre_dec_operand,
5594 pcrel_address): Move to predicates to predicates.md.
5595 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5596 * config/m68k/m68k.md: Include predicates.md.
5597 * config/m68k/predicates.md: New.
5599 2005-04-04 Roger Sayle <roger@eyesopen.com>
5601 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5603 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5605 2005-04-04 Ian Lance Taylor <ian@airs.com>
5607 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5608 switch_expr.
5609 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5610 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5611 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5612 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5613 * c-common.c (c_do_switch_warnings_1): New static function broken
5614 out of c_do_switch_warnings.
5615 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5616 (c_do_switch_expr_warnings): New function.
5617 * c-common.h (c_do_switch_expr_warnings): Declare.
5619 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5620 Daniel Jacobowitz <dan@codesourcery.com>
5622 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5623 trapping divide.
5624 * rtlanal.c (may_trap_p): Same.
5626 2005-04-04 Dale Johannesen <dalej@apple.com>
5628 * ChangeLog: remove reference to ChangeLog.12.
5630 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5632 CRIS epilogue as RTL.
5633 * config/cris/cris.md: Change all 0 in unspec 0 to
5634 CRIS_UNSPEC_PLT.
5635 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5636 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5637 patterns.
5638 ("return"): Change to define_expand. Call cris_expand_return for
5639 actual expansion.
5640 ("*return_expanded"): New pattern.
5641 ("epilogue"): New define_expand.
5642 * config/cris/cris.h (PREDICATE_CODES): Add
5643 cris_load_multiple_op.
5644 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5645 type.
5646 (enum cris_retinsn_type): New.
5647 (struct machine_function): New member return_type.
5648 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5649 (cris_target_asm_function_epilogue): Remove, moving RTLified
5650 contents to...
5651 (cris_expand_epilogue): New function.
5652 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5653 (cris_gen_movem_load, cris_load_multiple_op)
5654 (cris_return_address_on_stack_for_return, cris_expand_return): New
5655 functions.
5656 (cris_target_asm_function_prologue)
5657 (cris_initial_frame_pointer_offset): Call
5658 cris_reg_saved_in_regsave_area instead of complicated expression.
5659 Call cris_return_address_on_stack instead of an expression.
5660 (cris_print_operand) <case 'o', case 'O'>: New cases.
5661 (cris_return_address_on_stack): Change return-type to bool.
5662 (cris_simple_epilogue): Ditto. Return false if registers are
5663 saved.
5664 * config/cris/cris-protos.h (cris_simple_epilogue)
5665 (cris_return_address_on_stack): Adjust prototype return type.
5666 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5667 (cris_return_address_on_stack_for_return): New prototypes.
5669 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5671 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5672 gpr_or_int12_operand.
5674 * config/frv/frv-protos.h: Add a prototype to
5675 frv_legitimate_memory_operand and frv_const_unspec_p.
5676 (frv_unspec): Move from frv.c.
5677 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5678 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5679 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5680 gpr_or_fpr_operand, gpr_or_int12_operand,
5681 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5682 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5683 int6_operand, int5_operand, uint5_operand, uint4_operand,
5684 uint1_operand, int_2word_operand, uint16_operand,
5685 upper_int16_operand, integer_register_operand,
5686 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5687 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5688 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5689 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5690 move_destination_operand, movcc_fp_destination_operand,
5691 frv_function_symbol_referenced_p, move_source_operand,
5692 condexec_dest_operand, condexec_source_operand,
5693 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5694 const_unspec_operand, gpr_or_memory_operand,
5695 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5696 icc_operand, fcc_operand, cc_operand, icr_operand,
5697 fcr_operand, cr_operand, call_operand, sibcall_operand,
5698 symbolic_operand, relational_operator,
5699 integer_relational_operator, float_relational_operator,
5700 ccr_eqne_operator, minmax_operator,
5701 condexec_si_binary_operator, condexec_si_media_operator,
5702 condexec_si_divide_operator, condexec_si_unary_operator,
5703 condexec_sf_conv_operator, condexec_sf_add_operator,
5704 condexec_memory_operand, intop_compare_operator, acc_operand,
5705 even_acc_operand, quad_acc_operand, accg_operand: Move to
5706 predicates.md.
5707 * config/frv/frv.h (PREDICATE_CODES): Remove.
5708 * config/frv/frv.md: Include predicates.md.
5709 * config/frv/predicates.md: New.
5711 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5713 PR target/19537
5714 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5715 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5716 (add_standard_iv_candidates_for_size): New function, extracting code
5717 from add_standard_iv_candidates and parameterizing it by type size.
5718 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5720 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5722 * system.h (GCOV_SIZE_TYPE): Unposion.
5723 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5724 (GCOV_TYPE_SIZE): ...this new macro.
5725 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5726 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5727 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5728 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5729 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5730 instead of unsigned_intSI_type_node.
5731 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5732 (rtl_gen_one_value_profiler_no_edge_manipulation)
5733 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5734 * value-prof.c: Include coverage.h.
5736 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5737 Diego Novillo <dnovillo@redhat.com>
5739 Fix PR tree-optimization/20703
5740 Fix PR tree-optimization/20725
5742 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5743 (create_expression_by_pieces): Ditto.
5744 (valid_in_set): Ditto. Also handle tcc_declaration.
5745 (find_or_generate_expression): Handle comparison class.
5746 (insert_into_preds_of_block): Ditto.
5747 (insert_aux): Ditto.
5748 (create_value_expr_from): Handle comparison class, recursively
5749 handle reference nodes.
5750 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5751 (execute_pre): Fix spacing.
5752 (do_fre): Renamed to execute_fre.
5754 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5756 * doc/invoke.texi (SPARC options): Document that
5757 -mlittle-endian is not supported on Linux either.
5759 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5761 PR target/4198
5762 PR target/12027
5763 * config.gcc (Obsolete configurations): Remove
5764 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5765 (sparclite-*-coff*): Delete.
5766 (sparclite-*-elf*): Likewise.
5767 (sparc86x-*-elf*): Likewise.
5768 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5769 * config/sparc/lite.h: Delete.
5770 * config/sparc/litecoff.h: Likewise.
5771 * config/sparc/liteelf.h: Likewise.
5772 * config/sparc/sp86x-elf.h: Likewise.
5773 * config/sparc/t-sparclite: Likewise.
5774 * config/sparc/t-sp86x: Likewise.
5776 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5778 * config/s390/s390-protos.h: (s390_comparison,
5779 s390_alc_comparison, s390_slb_comparison, const0_operand,
5780 consttable_operand, larl_operand, s_operand,
5781 shift_count_operand, bras_sym_operand, load_multiple_operation,
5782 store_multiple_operation, s390_plus_operand): Remove prototypes.
5783 (s390_legitimate_address_without_index_p): New prototype.
5784 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5785 to s390.h.
5786 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5787 const0_operand, consttable_operand, larl_operand, s_operand,
5788 shift_count_operand, bras_sym_operand, load_multiple_operation,
5789 store_multiple_operation, s390_plus_operand): Move to
5790 predicates.md.
5791 (check_mode): Remove.
5792 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5793 s390-protos.h.
5794 (s390_legitimate_address_without_index_p): New.
5795 * config/s390/s390.h (PREDICATE_CODES): Remove.
5796 * config/s390/s390.md: Include predicates.md.
5797 * config/s390/predicates.md: New.
5799 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5801 PR target/20446
5802 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5803 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5804 (NEED_INDICATE_EXEC_STACK): Define to 1.
5805 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5806 (NEED_INDICATE_EXEC_STACK): Define to 1.
5807 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5808 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5809 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5810 (pic_helper_emitted_p): New global.
5811 (emit_pic_helper): New function extracted from...
5812 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5813 Do not call emit_pic_helper if delay_pic_helper is true.
5814 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5815 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5816 (sparc_file_end): New function.
5818 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5820 * config/mcore/mcore-protos.h: Remove the prototypes for
5821 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5822 mcore_general_movdst_operand, mcore_reload_operand,
5823 mcore_arith_J_operand, mcore_arith_K_operand,
5824 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5825 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5826 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5827 mcore_literal_K_operand, mcore_addsub_operand,
5828 mcore_compare_operand, mcore_load_multiple_operation,
5829 mcore_store_multiple_operation, mcore_call_address_operand.
5830 Add a prototype for const_ok_for_mcore.
5831 * config/mcore/mcore.c (mcore_call_address_operand,
5832 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5833 mcore_arith_reg_operand, mcore_reload_operand,
5834 mcore_arith_J_operand, mcore_arith_K_operand,
5835 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5836 mcore_arith_M_operand, mcore_arith_imm_operand,
5837 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5838 mcore_literal_K_operand, mcore_addsub_operand,
5839 mcore_compare_operand, mcore_load_multiple_operation,
5840 mcore_store_multiple_operation): Move to predicates.md.
5841 (const_ok_for_mcore): Export.
5842 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5843 * config/mcore/mcore.md: Include predicates.md.
5844 * config/mcore/predicates.md: New.
5846 * config/mcore/predicates.md: Fix a comment typo.
5848 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5849 Adrian Straetling <straetling@de.ibm.com>
5851 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5852 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5853 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5854 attribute.
5855 ("imul"): Removed from "type" attribute.
5856 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5857 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5858 Changed type to imulsi.
5859 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5861 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5863 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5864 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5865 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5866 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5867 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5868 (TARGET_SWITCHES, mcore_stack_increment_string)
5869 (TARGET_OPTIONS): Delete.
5870 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5871 than *_BIT constants.
5872 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5873 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5874 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5875 (mcore_override_options): Delete mcore_stack_increment code.
5876 Change use of M340_BIT to MASK_M340.
5877 * config/mcore/mcore.opt: New file.
5879 2005-04-04 Ian Lance Taylor <ian@airs.com>
5881 * config/arm/arm.c (replace_symbols_in_block): Remove static
5882 function.
5884 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5886 * config/fr30/fr30-protos.h: Remove the prototypes for
5887 stack_add_operand, add_immediate_operand,
5888 high_register_operand, low_register_operand, call_operand,
5889 di_operand, and nonimmediate_di_operand.
5890 * config/fr30/fr30.c (stack_add_operand,
5891 add_immediate_operand, high_register_operand,
5892 low_register_operand, call_operand, di_operand,
5893 nonimmediate_di_operand): Move to predicates.md.
5894 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5895 * config/fr30/fr30.md: Include predicates.md.
5896 * config/fr30/predicates.md: New.
5898 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5899 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5900 mcore_call_address_operand.
5902 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5903 general_movsrc_operand.
5905 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5907 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5908 after freeing.
5910 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5912 PR target/14812
5913 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5914 a negated value.
5916 2005-04-04 Richard Henderson <rth@redhat.com>
5917 Jakub Jelinek <jakub@redhat.com>
5919 PR rtl-optimization/16104
5920 * fold-const.c (fold_unary): Fix folding of vector conversions.
5922 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5924 * config.gcc (xstormy16-*-elf): Set extra_options.
5925 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5926 * config/stormy16/stormy16.opt: New file.
5928 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5930 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5931 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5932 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5933 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5934 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5935 (TARGET_UNIX_ASM): Delete.
5936 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5937 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5938 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5939 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5940 * config/pdp11/pdp11.opt: New file.
5942 2005-04-03 Roger Sayle <roger@eyesopen.com>
5943 Alexandre Oliva <aoliva@redhat.com>
5945 PR c++/19199
5946 * fold-const.c (non_lvalue): Split tests into...
5947 (maybe_lvalue_p): New function.
5948 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5949 C++ front-end prior to lowering into gimple form.
5951 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5953 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5954 BUILT_IN_STRNCASECMP): New.
5955 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5956 and strndup.
5958 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5960 PR target/14812
5961 * arm.md (addsi3_compare0_for_combiner): Delete.
5962 (addsi3_compare0_scratch_for_combiner): Delete.
5963 (cmpsi_neg_shiftsi): Delete.
5964 (compare_negsi_si): New pattern.
5965 (cmpsi_negshiftsi_si): New pattern.
5966 (negated_cbranchsi4): Restrict to equality_operator.
5968 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5969 template.
5971 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5973 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5974 Fix comment typos.
5976 * doc/install.texi: Fix a typo.
5978 2005-04-03 Steven Bosscher <stevenb@suse.de>
5980 PR middle-end/20648
5981 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5982 a computed goto if the edge to the computed goto block has
5983 incoming abnormal edges. Clarify how the function works.
5985 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5987 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5988 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5989 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5990 hash_scan_set, reg_set_between_after_reload_p,
5991 reg_used_between_after_reload_p, get_avail_load_store_reg,
5992 eliminate_partially_redundant_load): Likewise.
5993 * postreload.c (reload_cse_simplify_set,
5994 reload_combine_note_use): Likewise.
5995 * predict.c (predict_insn, expected_value_to_br_prob,
5996 propagate_freq, expensive_function_p): Likewise.
5997 * print-rtl.c (print_rtx): Likewise.
5998 * profile.c (instrument_edges, instrument_values,
5999 compute_branch_probabilities, branch_prob, union_groups,
6000 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
6001 * protoize.c (in_system_include_dir, file_could_be_converted,
6002 file_normally_convertible, gen_aux_info_file, seek_to_line,
6003 do_cleaning): Likewise.
6004 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
6005 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
6006 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
6008 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6010 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
6011 * modulo-sched.c (undo_replace_buff_elem): New structure.
6012 (kernel_number_of_cycles, ps_unschedule_node,
6013 undo_generate_reg_moves,free_undo_replace_buff,
6014 undo_permute_partial_schedule, loop_single_full_bb_p,
6015 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
6016 build_loops_structure, get_sched_window): New.
6017 (generate_reg_moves): Return undo_replace_buff_elem and other
6018 fixes.
6019 (generate_prolog_epilog): Remove old loop versioning.
6020 (sms_schedule): Use loop information and loop_version.
6021 (sms_schedule_by_order): Split part of it to get_sched_window.
6022 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
6023 cfg_layout_finalize and free_dominance_info before/after SMS.
6025 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6027 * cfghooks.c (lv_flush_pending_stmts,
6028 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
6029 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
6030 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
6031 lv_add_condition_to_bb,
6032 lv_adjust_loop_header_phi, extract_cond_bb_edges,
6033 flush_pending_stmts): New in cfg_hooks structure.
6034 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
6035 extract_cond_bb_edges, lv_adjust_loop_header_phi,
6036 lv_add_condition_to_bb): New declarations.
6037 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
6038 bool.
6039 (loop_version): Declare.
6040 * cfgloopmanip.c (cfghooks.h): Include.
6041 (duplicate_loop_to_header_edge): Change return type to bool.
6042 (loop_version, lv_adjust_loop_entry_edge): Move here.
6043 * cfgrtl.c (cfgloop.h): Include.
6044 (rtl_verify_flow_info_1): Fix.
6045 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
6046 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
6047 initialization.
6048 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
6049 tree_lv_add_condition_to_bb): New.
6050 (tree_cfg_hooks): Add new hooks to initialization.
6051 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
6052 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
6054 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
6056 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
6057 xstormy16_below100_or_register,
6058 xstormy16_splittable_below100_or_register, and
6059 nonimmediate_nonstack_operand.
6061 * config/stormy16/stormy16-protos.h: Remove the prototypes for
6062 xstormy16_ineqsi_operator, equality_operator,
6063 inequality_operator, shift_operator,
6064 xstormy16_below100_operand, xstormy16_below100_or_register,
6065 xstormy16_splittable_below100_or_register,
6066 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
6067 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
6068 equality_operator, inequality_operator,
6069 xstormy16_below100_operand, xstormy16_below100_or_register,
6070 xstormy16_splittable_below100_or_register,
6071 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
6072 nonimmediate_nonstack_operand, shift_operator): Move to
6073 predicates.md.
6074 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
6075 * config/stormy16/stormy16.md: Include predicates.md.
6076 * config/stormy16/predicates.md: New.
6078 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6080 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
6081 small_int, large_int, reg_or_0_operand, simple_memory_operand,
6082 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
6083 move_operand, power_of_2_operand): Move to predicates.md.
6084 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
6085 PREDICATE_CODE): Remove.
6086 * config/iq2000/iq2000.md: Include predicates.md.
6087 * config/iq2000/predicates.md: New.
6089 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
6091 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
6092 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
6093 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
6094 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
6095 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
6096 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
6097 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
6098 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6099 (TARGET_M68HC11): Delete.
6100 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
6101 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
6102 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
6103 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6104 (nb_soft_regs): Delete.
6105 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
6106 (m68hc11_override_options): Remove the code that caters for MASK_M6811
6107 and MASK_M6812 being set simultaneously. Change the code that sets
6108 the default m68hc11_soft_reg_count to use integers instead of strings.
6109 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
6110 m68hc11_soft_reg_count (which now has an int type) as the number
6111 of soft registers.
6112 * config/m68hc11/m68hc11.opt: New file.
6114 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6116 * config/fr30/fr30.h (PREDICATE_CODES): Remove
6117 fp_displacement_operand, sp_displacement_operand.
6119 * config/m68hc11/m68hc11-protos.h: Add a prototype for
6120 m68hcc_auto_inc_p.
6121 Remove the prototypes for tst_operand, cmp_operand,
6122 stack_register_operand, d_register_operand,
6123 hard_addr_reg_operand, splitable_operand,
6124 m68hc11_logical_operator, m68hc11_arith_operator,
6125 m68hc11_non_shift_operator, m68hc11_shift_operator,
6126 m68hc11_unary_operator, m68hc11_eq_compare_operator,
6127 non_push_operand, hard_reg_operand, and
6128 reg_or_some_mem_operand.
6129 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
6130 extern.
6131 (tst_operand, cmp_operand, non_push_operand,
6132 splitable_operand, reg_or_some_mem_operand,
6133 stack_register_operand, d_register_operand,
6134 hard_addr_reg_operand, hard_reg_operand,
6135 m68hc11_eq_compare_operator, m68hc11_logical_operator,
6136 m68hc11_arith_operator, m68hc11_non_shift_operator,
6137 m68hc11_shift_operator, m68hc11_unary_operator): Move to
6138 predicates.md.
6139 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
6140 * config/m68hc11/m68hc11.md: Include predicates.md.
6141 * config/m68hc11/predicates.md: New.
6143 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6145 PR debug/19345
6146 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
6147 change checked in along with 2005-03-03's patch for debug/20253.
6148 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
6149 (remap_decl): Insert type decl in map earlier.
6151 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6153 PR tree-optimization/20640
6154 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
6155 post-dominator if it has phi nodes.
6156 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
6157 before dead statements.
6159 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6161 PR middle-end/20491
6162 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
6164 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6166 PR rtl-optimization/20290
6167 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
6168 in every iteration if the entry point is the exit test.
6170 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
6172 * config/cris/cris.md (attribute "length"): Define.
6174 2005-04-02 Geoffrey Keating <geoffk@apple.com>
6176 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
6177 (word_offset_memref_operand): New.
6178 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
6179 (indexed_or_indirect_operand): Delete.
6180 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
6181 (indexed_or_indirect_operand): Delete.
6183 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
6185 PR 20650
6186 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
6187 a register.
6189 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
6190 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
6192 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6194 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
6196 2005-04-01 Ian Lance Taylor <ian@airs.com>
6198 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
6199 (rus, prus): Remove static variables.
6200 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
6201 (process_command): Permit report_times and use_pipes together.
6203 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6205 * c-decl.c (validate_proto_after_old_defn): Look at
6206 TYPE_MAIN_VARIANT of argument types.
6208 2005-04-01 Paul Brook <paul@codesourcery.com>
6210 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
6211 (arm_output_function_epilogue): Allow call_via_SP.
6212 (thumb_call_via_reg, arm_file_end): Ditto.
6213 * config/arm/arm.h (struct machine_function): Include space for SP.
6214 (thumb_call_via_label): Update declaration.
6216 2005-04-01 Ian Lance Taylor <ian@airs.com>
6218 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
6219 doing a peephole optimization, once again put any notes in the
6220 proper position.
6222 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6224 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
6226 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6228 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
6229 (block_alloc, find_free_reg): Likewise.
6230 * loop-doloop.c (doloop_modify): Likewise.
6231 * loop-invariant.c (record_use): Likewise.
6232 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
6233 get_iv_value, canon_condition, eliminate_implied_condition,
6234 eliminate_implied_condition, simplify_using_initial_values,
6235 shorten_into_mode, canonicalize_iv_subregs,
6236 iv_number_of_iterations): Likewise.
6237 * loop-unroll.c (expand_var_during_unrolling): Likewise.
6238 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
6239 unswitch_loop): Likewise.
6240 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
6241 move_movables, replace_call_address, find_and_verify_loops,
6242 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
6243 record_giv, final_giv_value, general_induction_var,
6244 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
6245 loop_giv_dump): Likewise.
6247 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
6248 GCOV_CHECK_WRITING): Remove.
6249 (gcov_position, gcov_rewrite): Use gcc_assert.
6250 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
6251 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
6252 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
6253 gcc_assert.
6255 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6257 * tree-inline.c: Fix a typo.
6259 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6261 * configure.ac (enable-checking): Explicitly set all variables for
6262 collective switch values. Alphabetize variables. Rename
6263 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
6264 synonym for 'no'.
6265 * doc/install.texi (enable-checking): Update documentation.
6266 * configure: Rebuilt.
6268 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6270 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6271 possible.
6273 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6275 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6276 Also reject cases where this pattern will cause load delay stalls
6277 unless optimizing for size and it will produce a shorter sequence.
6278 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6279 variants to avoid pre-adjusting the base when possible.
6281 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6283 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6284 the frame and argument pointers.
6285 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6286 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6287 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6288 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6289 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6290 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6292 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
6294 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6295 with entry for selectany attribute.
6296 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6297 Declare.
6298 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6299 (i386_pe_asm_named_section): Handle sections generated by
6300 selectany attribute.
6301 * doc/extend.texi (selectany): Document attribute.
6303 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
6304 Jan Hubicka <jh@suse.cz>
6306 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6307 to fix addresses involving EBP and ESP.
6308 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6309 for SUBREGed registers.
6310 (legitimate_address_p): Accept SUBREGed registers.
6312 2005-04-01 Jakub Jelinek <jakub@redhat.com>
6314 PR c++/19406
6315 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6316 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6317 for FIELD_DECLs.
6319 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6321 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6323 2005-04-01 James E Wilson <wilson@specifixinc.com>
6325 PR c++/20505
6326 * dwarf2out.c (rtl_for_decl_init): New function.
6327 (rtl_for_decl_location): Extracted from here.
6328 (tree_add_const_value_attribute): Call rtl_for_decl_init and
6329 add_const_value_attribute. Delete initializer_constant_valid_p call.
6331 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6333 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6334 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6335 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6336 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6337 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6338 config/i386/i386.md, config/rs6000/predicates.md,
6339 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6340 config/s390/s390.c, config/stormy16/stormy16.c,
6341 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6342 typos.
6344 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6346 PR c/17855
6347 * gimplify.c (gimplify_expr): Create a temporary for lvalue
6348 COND_EXPR and CALL_EXPR.
6350 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
6352 PR target/20632
6353 * genautomata.c (first_cycle_unit_presence): Check all alternative
6354 states for unit presence.
6356 * doc/md.texi: Remove remark about impossibility to query unit
6357 presence in non nondeterministic automaton state.
6359 * config/ia64/ia64.c (get_template): Change order of unit querying.
6361 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6363 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6364 obsolete comment.
6366 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
6368 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6369 flag for edges outside any loops.
6371 2005-03-31 Janis Johnson <janis187@us.ibm.com>
6373 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6375 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6377 * tree-ssa-alias.c: Follow spelling conventions.
6378 * doc/tree-ssa.texi: Fix a typo.
6380 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6382 * postreload-gcse.c: Include target.h.
6383 (gcse_after_reload_main): Return early if we cannot modify jumps.
6384 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6386 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6388 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6389 expensive operations.
6391 2005-03-31 Ian Lance Taylor <ian@airs.com>
6393 * collect2.c (lderrout): New variable.
6394 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6395 if it is set, to stderr.
6396 (handler): Unlink lderrout if it is set.
6397 (dump_file): Add "to" parameter. Change all callers.
6398 (main): Initialize lderrout.
6399 (collect_execute): Add errname parameter. Change all callers.
6400 Rename redir parameter to outname. Never pass
6401 PEX_STDERR_TO_STDOUT to pex_run.
6402 * collect2.h (collect_execute, dump_file): Update declarations.
6403 * tlink.c (tlink_execute): Add errname parameter. Change all
6404 callers.
6405 (do_tlink): Check lderrout as well as ldout.
6407 2005-03-31 Caroline Tice <ctice@apple.com>
6409 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6410 (bb-reorder.o): Add errors.h to list of requirements.
6411 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6412 profiledbootstrap flags.
6413 * bb-reorder.c (errors.h): Add new include.
6414 (struct bbro_basic_block_data_def): Add new field, in_trace.
6415 (add_unlikely_executed_notes): Remove function.
6416 (mark_bb_for_unlikely_executed_section): Remove function.
6417 (insert_section_boundary_note): New function.
6418 (verify_hot_cold_block_grouping): New function.
6419 (push_to_next_round_p): Remove variables and tests that push all
6420 cold blocks to last round.
6421 (find_traces): Remove code that added extra round of trace finding
6422 when doing partitioning.
6423 (find_traces_1_round) : Remove variable last_round; add code to
6424 update new struct field, in_trace; correct trace_length where it was
6425 incorrect before (after call to copy_bb); change code that pushed all
6426 cold blocks to last round. Instead verify that all blocks going into
6427 a trace belong in the same partition.
6428 (connect_traces): Modify to connect the traces in two passes, if the
6429 function contains both hot and cold blocks. The first pass connects
6430 all the traces for blocks in the partition that the first block in
6431 the function belongs to; the second pass connnects all the traces
6432 containing blocks that belong in the other partition.
6433 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6434 code that automatically put the first block in a function into the
6435 hot partition if the function had any hot blocks.
6436 (fix_crossing_unconditional_branches): Check number of succ edges
6437 before attempting to get one.
6438 (fix_edges_for_rarely_executed_code): Update comment describing
6439 function.
6440 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6441 remove call to add_unlikely_executed_notes; add call to
6442 verify_hot_cold_block_grouping.
6443 (duplicate_computed_gotos): Don't change computed goto if it's a
6444 crossing edge.
6445 (partition_hot_cold_basic_blocks): Update function comment.
6446 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6447 condition.
6448 (try_forward_edges): Likewise.
6449 (merge_blocks_move_predecessor_nojumps): Likewise.
6450 (merge_blocks_move_successor_nojumps): Likewise.
6451 (merge_blocks_move): Likewise.
6452 (try_crossjump_bb): Likewise.
6453 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6454 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6455 notes to cold bb's; remove call to update_unlikely_executed_notes.
6456 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6457 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6458 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6459 function declaration.
6460 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6461 from consideration.
6462 (rtl_can_merge_blocks): Remove redundancy from condition.
6463 (try_redirect_by_replacing_jump): Likewise.
6464 (force_nonfallthru_and_redirect): Remove code for adding
6465 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6466 (commit_one_edge_insertion): Likewise.
6467 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6468 * dbxout.c (FORCE_TEXT): Replace function_section with
6469 current_function_section.
6470 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6471 function, switch_text_section.
6472 (struct xcoff_debug): Likewise.
6473 (dbxout_function_end): Add code to put out label diffs for both
6474 hot and cold sections.
6475 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6476 for new debug_hooks funciton, switch_text_section..
6477 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6478 switch_text_section.
6479 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6480 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6481 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6482 dw_fde_switched_sections.
6483 (output_call_frame_info): Add test to see if function switches text
6484 sections in the middle; if so, use appropriate extra hot and cold
6485 section labels to compute size deltas for the hot and cold sections.
6486 (dwarf2out_begin_prologue): Add code to initialize new fields in
6487 dw_fde_struct.
6488 (dwarf2out_switch_text_section): New function (invoked through
6489 debug_hook); updates new fields in dw_fde_struct appropriately and
6490 increments separate_line_info_table_in_use.
6491 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6492 dwarf2out_switch_text_section.
6493 (struct var_loc_node): Add new field, section_label.
6494 (output_aranges): Add code to check whether in hot or cold section and
6495 use the appropriate label in calculating deltas.
6496 (output_ranges): Likewise.
6497 (output_line_info): Add code to check which section we're in and
6498 use appropriate hot/cold label.
6499 (add_location_or_constant_value_attribute): Likewise.
6500 (gen_subprogam_die): Modify arange attributes to use correct labels.
6501 (dwarf2out_begin_block): Change call to function_section into call to
6502 current_function_section.
6503 (dwarf2out_end_block): Likewise.
6504 (dwarf2out_source_line): Likewise.
6505 (dwarf2out_var_location): Add code to check whether in hot or cold
6506 section and use the appropriate label.
6507 * except.c (output_function_exception_table): Change call to
6508 function_section into call to current_function_section.
6509 * final.c (profile_function): Likewise.
6510 (scan_ahead_for_unlikely_executed_note): Remove function.
6511 (final_scan_insn): Remove calls to
6512 scan_ahead_for_unlikely_executed_note, and related code for switching
6513 to cold section, except for the single time
6514 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6515 debug_hooks->switch_text_sections; replace appropriate calls to
6516 function_section with calls to current_function_section.
6517 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6518 test_bb to condition.
6519 (find_if_case_2): Likewise.
6520 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6521 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6522 * opts.c (decode_options): Change warning about hot/cold partitioning
6523 with exceptionss to inform (so as not to cause bootstrap failures);
6524 remove warning about partitioning with DWARF debug info.
6525 * output.h (current_function_section): Add new function decl.
6526 (insert_section_boundary_note): Likewise.
6527 (enum in_section): Move this declaration here from varasm.c.
6528 (unlikely_section_label): Likewise.
6529 (unlikely_text_section_name): Likewise.
6530 (last_text_section_name): New global variable.
6531 (last_text_section): Likewise.
6532 (hot_section_label): Likewise.
6533 (hot_section_end_label): Likewise.
6534 (cold_section_end_label): Likewise.
6535 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6536 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6537 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6538 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6539 insn from consideration.
6540 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6541 switch_text_section.
6542 * varasm.c (basic-block.h): Add new include.
6543 (unlikely_section_label_printed): Remove global variable.
6544 (unlikely_section_label): Make global variable not be static any more.
6545 (unlikely_text_section_name): Likewise.
6546 (hot_section_end_label): New global variable (not static)
6547 (first_function_block_is_cold): Likewise.
6548 (hot_section_label): Likewise.
6549 (cold_section_end_label): Likewise..
6550 (last_text_section): New global variable, not static.
6551 (last_text_section_name): New global variable, not static.
6552 (initialize_cold_section_name): New function.
6553 (enum in_section): Move declaration to output.h.
6554 (text_section): Update last_text_section.
6555 (unlikely_text_section): Replace code to determine cold section name
6556 with call to initialize_cold_section_name; Add code to update
6557 last_text_section; remove code for printing out label.
6558 (named_section_real): Add code to update last_text_section and
6559 last_text_section_name as appropriate.
6560 (function_section): Change test for 'unlikely' to depend on
6561 first_function_block_is_cold (moved old test to
6562 current_function_section).
6563 (current_function_section): New function.
6564 (assemble_start_function): Move code that frees
6565 unlikely_text_section_name; initialize hot_section_end_label;
6566 print hot and cold section labels at the start of the function;
6567 set first_function_block_is_cold, if appropriate; initialize l
6568 ast_text_section; add call to insert_section_boundary_note.
6569 (assemble_end_function): Add code to write out hot and cold section
6570 end labels.
6571 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6572 switch_text_section.
6573 * config/darwin.c (machopic_select_section): Replace incorrect
6574 function in base_funs; update reloc for cold sections if necessary.
6575 * config/darwin.h (SECTION_FUNCTION): Add code to update
6576 last_text_section if appropriate.
6577 (text_unlikely_section): Remove.
6578 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6579 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6580 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6581 partitioning for this architecture.
6583 2005-03-31 Olivier Hainque <hainque@adacore.com>
6585 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6586 defined and non-zero.
6588 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6590 PR c++/18644
6591 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6592 semantics.
6594 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6596 PR target/20611
6597 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6598 label operand. Remove (use (unspec..)). Don't emit a label on
6599 the offset word.
6600 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6601 generate inline label for load_toc_v4_PIC_1b.
6602 (rs6000_emit_load_toc_table): Likewise.
6604 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6606 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6607 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6609 2005-03-29 Devang Patel <dpatel@apple.com>
6611 * tree-sra.c (decide_block_copy): Disable scalarization of
6612 sub-elements.
6614 2005-03-30 Stuart Hastings <stuart@apple.com>
6615 Dale Johannesen <dalej@apple.com>
6617 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6618 * print-tree.c (print_node): Add case STATEMENT_LIST.
6620 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6622 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6623 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6624 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6625 is given with "powerpc64*" or "all", or when --with-cpu chooses
6626 a 64-bit cpu.
6628 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6630 PR debug/20268
6631 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6632 gen_lexical_block_die.
6633 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6635 2005-03-31 Jan Hubicka <jh@suse.cz>
6637 2004-11-02 Jan Hubicka <jh@suse.cz>
6639 * cgraph.c (cgraph_varpool_node_name): New function.
6640 (dump_cgraph_varpool_node): New function.
6641 (dump_varpool): New function.
6642 * cgraphunit.c (cgraph_optimize): Dump varpool.
6644 2004-10-16 Jan Hubicka <jh@suse.cz>
6646 * cgraph.c (decide_is_variable_needed): New function.
6647 (cgraph_varpool_finalize_decl): Use it.
6648 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6649 unit-at-a-time.
6650 * final.c (output_addr_const): Do not call mark_referenced.
6651 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6652 always go via cgraph.
6653 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6654 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6655 * tree-optimize.c (execute_inline): Mark functions called.
6656 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6658 2004-10-11 Jan Hubicka <jh@suse.cz>
6660 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6661 (cgraph_varpool_last_needed_node): New static variable.
6662 (enqueue_needed_varpool_node): Break out from ...; add items to the
6663 end of queue; update first pointers.
6664 (cgraph_varpool_mark_needed_node): ... here.
6665 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6666 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6667 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6668 (cgraph_varpool_first_unanalyzed_node): Declare.
6669 * cgraphunit.c: Include output.h.
6670 (cgraph_varpool_analyze_pending_decls): New function.
6671 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6672 for errors, analyze pending decls.
6673 (cgraph_finalize_compilation_unit): Only analyze decls.
6674 (cgraph_optimize): Assemble the decls after expanding.
6676 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6678 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6679 subvars get marked properly in tags for grouping.
6680 (add_pointed_to_var): Mark only actual pointed to
6681 variables/subvars in addresses needed.
6682 (create_overlap_variables_for): Clear call clobbered on original
6683 variable.
6684 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6685 addresable vars with subvars into list.
6686 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6687 subvar should be.
6689 2005-03-30 Richard Henderson <rth@redhat.com>
6691 * cgraph.h (struct cgraph_node): Add alias.
6692 * varasm.c (assemble_alias): Set it.
6693 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6694 avoid calling cgraph_expand_function.
6696 2005-03-30 Tom Tromey <tromey@redhat.com>
6698 * tree.def (FILE_TYPE): Removed.
6699 * typeclass.h (enum type_class): Removed file_type_class.
6700 * dwarf2out.c (is_base_type): Updated.
6701 (gen_type_die): Likewise.
6702 * dbxout.c (dbxout_type): Updated.
6703 * builtins.c (type_to_class): Updated.
6704 * tree.c (type_contains_placeholder_1): Updated.
6705 * config/sparc/sparc.c (sparc_type_code): Updated.
6706 * config/ia64/ia64.c (hfa_element_mode): Updated.
6707 * expr.c (count_type_elements): Updated.
6708 * stor-layout.c (layout_type): Updated.
6709 * tree-inline.c (remap_type): Updated.
6710 * tree-pretty-print.c (dump_generic_node): Updated.
6712 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6714 * builtins.c (expand_builtin_powi): Fix mode of
6715 2nd argument to match int.
6716 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6717 2nd argument type to int.
6718 * libgcc2.c: Change prototype of __powi* functions to use
6719 int.
6721 2005-03-30 Dale Johannesen <dalej@apple.com>
6723 PR middle-end/19225
6724 * calls.c (expand_call): Flush pending deferrals before
6725 throwing call.
6727 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6729 PR c/772
6730 PR c/17913
6731 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6732 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6733 c_label_context, label_context_stack): New.
6734 * c-decl.c (define_label): Check for jumps into statement
6735 expressions. Add label to list of defined labels.
6736 (start_function): Push context on label_context_stack.
6737 (finish_function): Pop context from label_context_stack.
6738 * c-typeck.c (label_context_stack): New.
6739 (c_finish_goto_label): Check for jumps into statement
6740 expressions. Add label to list of jumped to labels.
6741 (struct c_switch): Add blocked_stmt_expr.
6742 (c_start_case): Initialize it.
6743 (do_case): Check it.
6744 (c_finish_case): Verify !blocked_stmt_expr.
6745 (c_begin_stmt_expr): Push context on label_context_stack.
6746 Increment blocked_stmt_expr. Mark labels jumped to from outside
6747 as undefinable.
6748 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6749 defined in the statement expression and no longer jumpable to.
6750 Mark labels jumped to from just outside the statement expression
6751 as again definable. Pop context from label_context_stack.
6752 * doc/extend.texi (Statement Exprs): Update.
6754 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6756 PR c/20368
6757 * c-decl.c (start_function): Check for old_decl being
6758 error_mark_node.
6760 2005-03-30 Ian Lance Taylor <ian@airs.com>
6762 * final.c (final): Remove prescan parameter. Change all callers.
6763 (final_scan_insn): Remove prescan parameter. Change all callers.
6765 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6767 * tree-vectorizer.c: Fix comment typos.
6769 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6771 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6772 as soon as a chrec_dont_know is detected.
6774 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6776 Merge from csl-arm-branch.
6777 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6779 * tlink.c (recompile_files): Do not assume that "rename" can
6780 overwrite an existing file.
6782 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6784 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6785 * gcc/configure: Regenerate.
6787 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6789 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6791 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6793 * calls.c (struct arg_data): Update "partial" comment.
6794 (load_register_parameters): Update "nregs" comment.
6796 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6798 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6799 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6800 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6801 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6802 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6803 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6804 than target_flags & 0.
6805 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6806 (iq2000_arch, iq2000_parse_cpu): Delete.
6807 (TARGET_HANDLE_OPTION): Override default.
6808 (iq2000_handle_option): New function.
6809 (override_options): Remove -march= and -mcpu= handling.
6810 * config/iq2000/iq2000.opt: New file.
6812 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6814 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6815 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6816 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6817 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6818 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6819 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6820 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6821 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6822 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6823 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6824 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6825 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6826 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6827 (TARGET_OPTIONS): Delete.
6828 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6829 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6830 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6831 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6832 (c4x_cpu_version_string): Delete.
6833 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6834 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6835 equivalent -mcpu= option.
6836 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6837 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6838 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6839 or clearing the appropriate MASK_* bit.
6840 (c4x_file_start): Use c4x_cpu_version.
6841 * config/c4x/c4x.opt: New file.
6843 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6845 * doc/options.texi: Document the new MaskExists flag.
6846 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6847 if the option has the MaskExists flag.
6849 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6851 * opt-functions.awk (flag_set_p, test_flag): New functions.
6852 (switch_flags): Use them.
6853 * opth-gen.awk: Use flag_set_p to check for flags.
6854 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6856 2005-03-30 Ian Lance Taylor <ian@airs.com>
6858 * config.host (i[34567]86-*-mingw32*): Don't set
6859 host_can_use_collect2 to no.
6861 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6863 PR target/20203
6864 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6865 Remove convert_memory_address call duplicating that in memory_address.
6867 2005-03-29 Richard Henderson <rth@redhat.com>
6869 PR c/20519
6870 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6871 (build_compound_literal): Likewise. Propagate decl type into the
6872 initializer.
6873 (finish_decl): Likewise. Use new return value from complete_array_type
6874 for zero sized arrays.
6875 (complete_array_type): Move ...
6876 * c-common.c (complete_array_type): ... here. Change first argument
6877 to pointer-to-type-node. Consistently use sizetype for the index
6878 except for zero sized arrays. Detect zero sized arrays for pedantic
6879 mode diagnostics. Create a new type node instead of modifying the
6880 old node in place.
6881 * c-tree.h (complete_array_type): Move decl ...
6882 * c-common.h (complete_array_type): ... here.
6884 2005-03-29 Richard Henderson <rth@redhat.com>
6886 PR tree-opt/19108
6887 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6889 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6891 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6892 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6893 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6894 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6896 2005-03-29 Eric Christopher <echristo@redhat.com>
6898 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6899 truthvalue conversion removal.
6901 2005-03-29 Ian Lance Taylor <ian@airs.com>
6903 PR bootstrap/14316
6904 * collect2.c: Never include <vfork.h>.
6905 (VFORK_STRING, vfork): Don't define.
6906 (pid): Remove global variable.
6907 (handler): Call raise instead of kill (getpid(), ...).
6908 (collect_wait): Add pex parameter. Change all callers. Use
6909 pex_get_status rather than pwait.
6910 (do_wait): Add pex parameter. Change all callers.
6911 (collect_execute): Return struct pex_obj * rather than void. Use
6912 pex routines rather than pexecute.
6913 (fork_execute): Get pex_obj from collect_execute, and pass it to
6914 do_wait.
6915 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6916 Only declare quit_handler if SIGQUIT is defined.
6917 (scan_libraries): Likewise.
6918 * collect2.h (collect_execute): Update declaration.
6919 (collect_wait): Update declaration.
6920 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6921 pass it to collect_wait.
6923 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6925 PR c/20672
6926 * c-parser.c (c_parser_compound_statement_nostart): Give error
6927 message for EOF instead of just setting parser->error.
6929 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6931 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6932 (slpeel_update_phi_nodes_for_guard1): New function.
6933 (slpeel_update_phi_nodes_for_guard2): New function.
6934 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6935 of slpeel_update_phi_nodes_for_guard.
6936 (vectorize_loops): Remove call to loop_closed_rewrite.
6937 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6938 assertion.
6940 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6942 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6943 (TARGET_LITTLE_ENDIAN): New macro.
6944 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6945 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6946 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6947 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6948 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6949 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6950 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6951 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6952 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6953 (TARGET_OPTIONS): Delete.
6954 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6955 (CACHE_FLUSH_TRAP): Turn into an integer.
6956 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6957 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6958 -mflush-trap is in use.
6959 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6960 (m32r_cache_flush_trap_string): Delete.
6961 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6962 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6963 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6964 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6965 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6966 -mmodel= and -msdata= handling from...
6967 (m32r_init): ...here.
6968 * config/m32r/m32r.opt: New file.
6970 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6972 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6973 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6974 * tree-vect-analyze.c (vect_object_analysis): additional parm
6975 pass back a "struct ptr_info_def *" with the points-to info.
6976 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6977 statement using info returned from vect_object_analysis.
6978 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6979 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6980 for virtual uses and defs when creating a replacement vector
6981 reference. Call duplicate_ssa_name_ptr_info to define points-to
6982 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6983 (vectorizable_store): copy_virtual_operands and update
6984 definition statements.
6985 (vectorizable_load): copy_virtual_operands. Remove call to
6986 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6987 * tree-vectorizer.c (vectorize_loops): Remove calls to
6988 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6989 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6990 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6991 define macro STMT_VINFO_PTR_INFO for use in accessing.
6992 * tree.h add export of duplicate_ssa_name_ptr_info.
6993 * rs6000.c (altivec_init_builtins): Declare builtin function
6994 __builtin_altivec_mask_for_load to be "const".
6996 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6998 PR middle-end/20622
6999 * cgraph.h (struct cgraph_varpool_node): Add alias field.
7000 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
7001 assemble_variable on aliases.
7002 * varasm.c (assemble_alias): Set node->alias.
7003 * toplev.c (wrapup_global_declarations): Don't call
7004 rest_of_decl_compilation on aliases again.
7006 2005-03-29 Paul Brook <paul@codesourcery.com>
7008 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
7009 * config/arm/arm.c (arm_dbx_register_number): New function.
7010 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
7012 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
7014 PR middle-end/20263
7015 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
7016 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
7018 2005-03-29 Dale Johannesen <dalej@apple.com>
7020 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
7021 $(TREE_H) and $(COVERAGE_H).
7022 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
7023 * opts.c (common_handle_option): Enable tree-based value transforms.
7024 * toplev.c (process_options): Ditto.
7025 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
7026 refers to references to this type.
7027 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
7028 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
7029 for may_be_more, may_be_less.
7030 (rtl_gen_pow2_profiler): Adjust.
7031 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
7032 (rtl_gen_one_value_profiler): Adjust.
7033 (rtl_gen_const_delta_profiler): Adjust.
7034 * tree-profile.c (tree_gen_interval_profiler): Implement.
7035 (tree_gen_pow2_profiler): Ditto.
7036 (tree_gen_one_value_profiler): Ditto.
7037 (tree_profiling): New.
7038 (pass_tree_profile): Reference it.
7039 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
7040 tree.h, gcov-io.h.
7041 (insn_divmod_values_to_profile): Rename to
7042 rtl_divmod_values_to_profile. Adjust.
7043 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
7044 (insn_prefetch_values_to_profile): Adjust.
7045 (rtl_value_profile_transformations): Adjust.
7046 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
7047 (gen_mod_pow2): Rename to rtl_mod_pow2.
7048 (gen_mod_subtract): Rename to rtl_mod_subtract.
7049 (divmod_fixed_value_transform): Rename to
7050 rtl_divmod_fixed_value_transform.
7051 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
7052 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
7053 (rtl_find_values_to_profile): Adjust.
7054 (tree_value_profile_transformations): Implement.
7055 (tree_divmod_values_to_profile): New.
7056 (tree_values_to_profile): New.
7057 (tree_divmod_fixed_value): New.
7058 (tree_mod_pow2): New.
7059 (tree_mod_subtract): New.
7060 (tree_divmod_fixed_value_transform): New.
7061 (tree_mod_pow2_value_transform): New.
7062 (tree_mod_subtract_transform): New.
7063 (tree_find_values_to_profile): Implement.
7064 * profile.c (instrument_values): Free histograms.
7065 (compute_value_histograms): Adjust. Implement tree version.
7067 2005-03-29 Uros Bizjak <uros@kss-loka.si>
7069 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
7070 * config/i386/i386.c (output_fix_trunc): Add new round_mode
7071 variable. Output "fldcw" depending on round_mode.
7072 * config/i386/i386.md (UNSPEC_FIST): New.
7073 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
7074 New isns patterns to implement lrint and llrint built-ins as x87
7075 intrinsic function.
7076 (fistdi2, fist<mode>2 splitters): New splitters.
7077 (lrint<mode>2): New expanders.
7079 2005-03-28 Ian Lance Taylor <ian@airs.com>
7081 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
7082 0 when calling final_scan_insn.
7084 2005-03-28 Jan Hubicka <jh@suse.cz>
7086 PR middle-end/20635
7087 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
7088 as needed.
7090 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
7091 types where possible.
7093 2005-03-26 Per Bothner <per@bothner.com>
7095 Make -f[no-]show-column also control non-cpp diagnostics.
7096 * c.opt (fshow-column): Move option from here ...
7097 * common.opt (fshow-column): ... to here.
7098 * diagnostic.c (diagnostic_build_prefix): Only print column number
7099 if flag_show_column.
7101 2005-03-27 Steven Bosscher <stevenb@suse.de>
7103 * vax-protos.h (vax_output_int_move, vax_output_int_add,
7104 vax_output_conditional_branch): New prototypes.
7105 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
7106 extracted from vax.md mov and add patterns.
7107 (vax_output_conditional_branch): New function to output conditional
7108 branch instructions.
7109 * vax.md: Use mode macros for arithmetic and mov patterns.
7110 Use code macros for the jump patterns.
7112 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7114 * Makefile.in (libbackend.o): Depend on version files;
7115 add custom generation command.
7117 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7119 PR target/20636
7120 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
7121 sure that we have a REG before getting its REGNO.
7123 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7125 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
7126 * builtins.def (BUILT_IN_STRNDUP): New.
7128 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
7130 PR tree-optimization/20470
7131 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
7132 ABS(x-y).
7134 2005-03-25 Mike Stump <mrs@apple.com>
7136 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
7137 sized objects.
7139 2005-03-25 Geoffrey Keating <geoffk@apple.com>
7141 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
7142 Use our own structure definitions.
7144 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
7145 (fix_truncdfsi2): Allow registers or memory as destination.
7146 When TARGET_PPC_GFXOPT, generate simplified pattern.
7147 (fix_truncdfsi2_internal): Use define_insn_and_split.
7148 (fix_truncdfsi2_internal_gfxopt): New.
7149 (fctiwz): Don't confuse register allocation by giving it no choices.
7150 (stfiwx): New.
7151 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
7152 (EXTRA_MEMORY_CONSTRAINT): Likewise.
7153 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
7154 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
7156 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7158 * dominance.c (free_dominance_info): Speed up by freeing et
7159 data structures without maintaining other nodes.
7160 * et-forest.c (et_free_tree_force): New.
7161 * et-forest.h: Add a prototype for et_free_tree_force.
7163 * tree.c (get_set_constructor_bits,
7164 get_set_constructor_bytes): Remove.
7165 * tree.h: Remove the corresponding prototypes.
7167 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7169 PR target/15491
7170 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
7171 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
7172 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
7173 PRE_DEC, NEG and NOT.
7175 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7177 * fold-const.c: Convert uses of fold (build (...)) to
7178 fold_buildN.
7180 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
7182 PR rtl-optimization/20249
7183 * cse.c (insert_regs): Do not record equivalence of registers in
7184 different modes.
7186 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
7188 * emit-rtl.c (reverse_comparison): Remove.
7189 * rtl.h: Remove the corresponding prototype.
7191 2005-03-24 James E Wilson <wilson@specifixinc.com>
7193 * doc/install.texi (--enable-altivec): Delete docs.
7195 2005-03-24 David Edelsohn <edelsohn@gnu.org>
7197 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
7198 SFmode and DFmode before reload when
7199 flag_unsafe_math_optimizations not enabled.
7201 2005-03-24 Geoffrey Keating <geoffk@apple.com>
7203 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
7205 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
7206 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
7208 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
7210 * configure.ac (enable-checking): Add 'runtime' option.
7211 * doc/install.texi (enable-checking): Document 'runtime' checking.
7212 * tsystem.h (gcc_assert, gcc_unreachable): Define.
7213 * config.in: Regenerated.
7214 * configure: Regenerated.
7216 2005-03-23 Uros Bizjak <uros@kss-loka.si>
7218 * optabs.h (enum optab_index): Remove OTI_llrint.
7219 (llrint_optab): Remove macro.
7220 * optabs.c (init_optabs): Remove llrint_optab initialization.
7221 * genopinit.c (optabs): Remove llrint_optab implementation.
7222 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
7223 using lrint_optab.
7225 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
7227 PR rtl-optimization/20532
7228 * simplify-rtx.c (simplify_binary_operation_1): Protect from
7229 overflow when adding coefficients for PLUS or MINUS.
7230 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
7231 two as multiplier.
7233 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7235 * langhooks.h (truthvalue_conversion): Remove.
7236 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7237 LANG_HOOKS_TRUTHVALUE_CONVERSION.
7238 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
7239 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
7240 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
7242 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
7244 * params.def: Fix a typo.
7245 * config/mips/mips.c: Follow the spelling convensions.
7246 * doc/invoke.texi: Fix typos.
7248 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
7250 Fix PR tree-optimization/20601
7252 * tree-ssa-pre.c (insert_aux): Add missing condition to
7253 constification.
7255 2005-03-23 Ian Lance Taylor <ian@airs.com>
7257 * final.c (final_scan_insn): Don't remove no-op instructions.
7258 * reload1.c (reload): Remove simple no-op instructions even when
7259 not optimizing.
7261 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
7263 PR tree-optimization/20501
7264 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7265 reporting that peeling for alignment is applied moved to...
7266 * (vect_analyze_data_refs_alignment): Here.
7268 2005-03-23 Ian Lance Taylor <ian@airs.com>
7270 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7272 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7274 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7275 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7277 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
7279 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7280 imply that this is called once, independent of asms in code.
7281 Adjust to now being pased output and input lists. Mention helper
7282 function decl_overlaps_hard_reg_set_p.
7283 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7284 hook_tree_tree_identity and to take three trees, returning third.
7285 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7286 prototype.
7287 * stmt.c: include hard-reg-set.h before tree.h.
7288 (decl_overlaps_hard_reg_set_p): New function, broken out from...
7289 (decl_conflicts_with_clobbers_p): Call
7290 decl_overlaps_hard_reg_set_p.
7291 (expand_asm_operands): Pass output and input lists in call to
7292 targetm.md_asm_clobbers.
7293 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7294 hook_tree_tree_tree_tree_3rd_identity.
7295 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7296 parameters.
7297 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7298 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7299 parameters, first two unused.
7300 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7301 parameters. Only add MOF to clobbers if there's no 'h' mentioned
7302 in constraint letters and MOF is not mentioned as a asm-declared
7303 register in neither of the input and output lists.
7305 2005-03-23 DJ Delorie <dj@redhat.com>
7307 * optabs.c (expand_binop): Make sure the first subword's result
7308 gets stored.
7310 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7312 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7313 Call c_common_truthvalue_conversion rather than
7314 lang_hooks.truthvalue_conversion.
7315 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7316 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7317 c-typeck.c.
7318 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7319 c_common_truthvalue_conversion.
7320 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7321 c_parser_conditional_expression, c_parser_binary_expression): Call
7322 c_objc_common_truthvalue_conversion.
7323 * c-typeck.c (build_unary_op): Call
7324 c_objc_common_truthvalue_conversion.
7325 (build_conditional_expr): Do not call
7326 lang_hooks.truthvalue_conversion.
7327 (build_binary_op): Call c_common_truthvalue_conversion.
7328 (c_objc_common_truthvalue_conversion): Moved from
7329 c-objc-common.c. Call default_function_array_conversion instead
7330 of default_conversion.
7332 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7334 * c-common.h (default_conversion): Remove.
7335 (perform_integral_promotions): Add.
7336 * c-tree.h (default_conversion): Add.
7337 * c-typeck.c (perform_integral_promotions): New, split out from
7338 default_conversion.
7339 * c-common.c (check_case_value): Use perform_integral_promotions,
7340 not default_conversion.
7341 (c_add_case_label): Don't continue processing case label after
7342 found to be pointer.
7344 2005-03-23 Mark Mitchell <mark@codesourcery.com>
7346 * gcc.c (do_spec_1): Do not add a -L path for a directory in
7347 the prefix list if we have already added a multilib directory
7348 based on that path.
7349 (main): Do not add MD_EXEC_PREFIX to the list of directories to
7350 search with -L.
7352 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7354 * reload1.c (indirect_symref_ok, reload_obstack): Make them
7355 static.
7356 * reload.h: Remove the prototype for indirect_symref_ok.
7358 * reload1.c (indirect_symref_ok): Make it global.
7359 * reload.h: Add a prototype for indirect_symref_ok.
7361 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
7363 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7364 ashlhi3 expander.
7366 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7368 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7370 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
7372 * c-opts.c (c_common_parse_file): Only start/end main source file
7373 if debug hooks says the writer wants it.
7374 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7375 member.
7376 (xcoff_debug_hooks): Ditto.
7377 * debug.c (do_nothing_hooks): Ditto.
7378 * debug.h (gcc_debug_hooks): Ditto.
7379 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7380 * sdbout.c (sdb_debug_hooks): Ditto.
7381 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7383 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7385 * doc/extend.texi: Deprecate C++ min/max operators.
7387 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7389 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7390 artificial original candidates.
7392 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7393 Jan Hubicka <jh@suse.cz>
7394 Steven Bosscher <stevenb@suse.de>
7396 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7397 call cost based on argument sizes.
7398 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7399 inlining.
7400 * params.def: (max-inline-inssn-single): Set to 450.
7401 (max-inline-insns-auto): Set to 90.
7402 (max-inline-insns-recursive): Set to 450
7403 (max-inline-insns-recursive-auto): Set to 450.
7404 (large-function-insns): Set to 2700.
7405 (inline-call-cost): New parameter.
7406 * tree-inline.c (estimate_move_cost): New function.
7407 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7408 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7409 based on arguments.
7410 * tree-inline.h (estimate_move_cost): Declare.
7411 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7412 (max-inline-insns-auto): Change default to 90.
7413 (max-inline-insns-recursive): Change default to 450
7414 (max-inline-insns-recursive-auto): Change default to 450.
7415 (large-function-insns): Change default to 2700.
7416 (inline-call-cost): Document new parameter.
7418 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7420 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7421 (TARGET_DEFAULT): Delete.
7422 * config/i860/i860.opt: New file.
7424 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7426 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7427 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7428 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7429 (frv_sched_lookahead): Delete.
7430 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7431 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7432 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7433 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7434 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7435 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7436 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7437 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7438 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7439 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7440 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7441 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7442 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7443 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7444 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7445 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7446 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7447 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7448 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7449 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7450 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7451 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7452 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7453 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7454 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7455 (frv_sched_lookahead): Delete.
7456 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7457 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7458 (frv_handle_option): New function. Move -mcpu= handling from...
7459 (frv_override_options): ...here. Remove handling of other
7460 TARGET_OPTIONS.
7461 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7462 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7463 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7464 and TARGET_NO_MULTI_CE.
7465 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7466 !TARGET_VLIW_BRANCH.
7467 * config/frv/frv.opt: New file.
7469 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7471 * fold-const.c (fold_ternary): Take decomposed arguments of
7472 CALL_EXPR.
7473 (fold): Update a call to fold_ternary.
7475 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7476 * tree.h: Add corresponding prototypes.
7478 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7480 PR target/20561
7481 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7482 between jump table and its label.
7483 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7484 resp. ADDR_DIFF_VEC and the label preceeding it.
7485 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7486 is emitted in the right section.
7488 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7490 * fold-const.c (fold_unary, fold_binary): Update comments
7491 about arguments.
7493 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7495 PR rtl-optimization/20527
7496 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7497 REG_INC note, test that the register also isn't mentioned in PRED
7498 or SUCC.
7500 2005-03-22 Ben Elliston <bje@au.ibm.com>
7502 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7503 and definition.
7505 2005-03-21 Mike Stump <mrs@apple.com>
7507 * varasm.c (default_assemble_visibility): Remove extra ().
7509 2005-03-21 Roger Sayle <roger@eyesopen.com>
7511 PR middle-end/20557
7512 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7513 to determine whether a block can be duplicated, rather than test
7514 whether the block contains noncopyable insns ourselves.
7516 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7518 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7519 predicates.
7521 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7523 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7525 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7527 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7528 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7529 * config/fr30/fr30.opt: New file.
7531 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7533 Fix PR tree-optimization/20542
7535 * tree-flow-inline.h (overlap_subvar): Move to here.
7536 * tree-ssa-operands.c: From here.
7537 * tree-flow.h (overlap_subvar): Declare.
7538 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7539 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7540 for variables with subvars.
7542 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7544 PR middle-end/20177
7545 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7546 * modulo-sched.c (const_iteration_count): Return on NULL
7547 pre-header.
7548 (print_node_sched_params): Return on NULL dump_file.
7549 (generate_reg_moves): Handle reg-anti dependencies and disregard
7550 closing branch when generating register moves.
7551 (sms_schedule): Mark the SMSed block dirty.
7552 * passes.c (rest_of_handle_sms): Call update_life_info for all
7553 basic-blocks.
7554 * testsuite/gcc.dg/20050321-1.c: New test.
7556 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7558 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7559 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7560 movqi_internal): Likewise.
7562 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7564 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7565 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7566 xtensa_b4const): Delete prototypes.
7567 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7568 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7569 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7570 xtensa_extra_constraint): New prototypes.
7571 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7572 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7573 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7574 move_operand, const_float_1_operand, fpmem_offset_operand,
7575 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7576 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7577 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7578 argument type to HOST_WIDE_INT.
7579 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7580 xtensa_mask_immediate): Likewise.
7581 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7582 Likewise. Also make these functions static.
7583 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7584 (xtensa_const_ok_for_letter_p): New.
7585 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7586 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7587 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7588 move_operand, const_float_1_operand, fpmem_offset_operand,
7589 branch_operator, ubranch_operator, boolean_operator): Move to
7590 predicates.md.
7591 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7592 (xtensa_mem_offset): Change return type to bool.
7593 (xtensa_extra_constraint): New.
7594 (gen_int_relational): Update type of const_range_p function pointer.
7595 Use xtensa_b4const_or_zero.
7596 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7597 xtensa_const_ok_for_letter_p. Update comments.
7598 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7599 (PREDICATE_CODES): Delete.
7600 * config/xtensa/xtensa.md: Include predicates.md.
7601 * config/xtensa/predicates.md: New file.
7603 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7605 * config/v850/v850-protos.h: Remove the prototypes for
7606 reg_or_int9_operand, reg_or_const_operand,
7607 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7608 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7609 movsi_source_operand, power_of_two_operand,
7610 not_power_of_two_operand, special_symbolref_operand,
7611 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7612 register_is_ok_for_epilogue.
7613 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7614 reg_or_int9_operand, reg_or_const_operand,
7615 call_address_operand, special_symbolref_operand,
7616 movsi_source_operand, power_of_two_operand,
7617 not_power_of_two_operand, register_is_ok_for_epilogue,
7618 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7619 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7620 predicates.md.
7621 * config/v850/v850.h (PREDICATE_CODES): Remove.
7622 * config/v850/v850.md: Include predicates.md.
7623 * config/v850/predicates.md: New.
7625 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7627 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7628 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7629 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7630 (itoolsdir, itoolsdatadir): Move definition above new first use.
7631 (install-itoolsdirs): New rule.
7632 (install-mkheaders): Depend on install-itoolsdirs, not
7633 install-include-dir.
7635 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7637 * tree-into-ssa.c: Remove obsolete comments.
7639 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7641 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7642 unrolling if -fpeel-loops is specified, too.
7643 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7644 Remove superfluous check for flag_unroll_loops.
7646 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7648 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7649 (lrint_optab, llrint_optab): Define corresponding macros.
7650 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7651 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7652 pattern and llrint_optab using llrintdi2 patterns.
7653 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7654 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7655 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7656 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7657 flag_unsafe_math_optimizations is set.
7659 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7661 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7662 simplify_logical, if_then_else_cond, known_cond,
7663 simplify_comparison): Adjust calls to reverse_comparison.
7664 Don't use combine_reversed_comparison_code).
7665 (combine_reversed_comparison_code): Remove.
7666 (reversed_comparison): Using reversed_comparison_code, move it...
7667 * jump.c (reversed_comparison): ... here.
7668 * rtl.h (reversed_comparison): Add prototype.
7670 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7672 * builtins.c (fold_builtin): Take decomposed arguments of
7673 CALL_EXPR.
7674 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7675 * gimplify.c (gimplify_call_expr): Likewise.
7676 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7677 * tree.h: Update the prototype of fold_builtin.
7679 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7681 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7682 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7683 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7684 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7685 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7687 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7689 * builtins.c (fold_builtin_1): Take decomposed arguments of
7690 CALL_EXPR.
7691 (fold_builtin): Update a call to fold_builtin_1.
7693 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7695 PR other/20564
7696 * gcov.c (output_lines): Only output function block summary when
7697 outputting branch information.
7698 * doc/gcov.texi: Document format of preamble and additional block
7699 information lines.
7701 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7703 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7704 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7705 the defaults false if BITS_PER_UNIT != 8.
7706 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7707 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7708 than BITS_PER_UNIT != 8.
7709 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7710 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7711 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7712 #undefs.
7713 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7714 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7716 2005-03-20 Roger Sayle <roger@eyesopen.com>
7718 PR middle-end/20539
7719 * fold-const.c (fold_binary): Fix type mismatch between
7720 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7721 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7722 for non-truth-valued expressions.
7724 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7725 and FUNCTION_DECL in the main switch.
7726 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7727 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7728 we also need to convert their operands to match.
7729 <TRUTH_NOT_EXPR>: Likewise.
7731 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7733 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7734 diagnostic without checking whether an lvalue.
7735 * c-common.h (lvalue_p): Remove.
7736 (enum lvalue_use): Update comment.
7737 (lvalue_or_else): Replace by lvalue_error.
7738 * c-typeck.c (lvalue_p): Make static.
7739 (lvalue_or_else): New. Call lvalue_error.
7741 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7743 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7744 (function_arg_advance): Use rs6000_parm_start.
7745 (function_arg, rs6000_arg_partial_bytes): Likewise.
7747 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7749 * c-common.c (check_case_value): Adjust comment about stripping
7750 NOPs.
7751 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7752 * c-typeck.c (default_conversion, convert_arguments,
7753 build_modify_expr, convert_for_assignment, store_init_value,
7754 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7755 manually. Remove inaccurate comments.
7757 2005-03-20 Roger Sayle <roger@eyesopen.com>
7758 Joseph S. Myers <joseph@codesourcery.com>
7760 * varasm.c (do_assemble_alias): Restore comment describing function.
7761 Annotate the target parameter as potentially unused.
7763 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7765 PR target/18551
7766 * config/avr/avr.c (avr_output_function_prologue): Do not use
7767 current_function_name() in a label, use a local label instead.
7769 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7771 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7772 flag_finite_math_only, not flag_unsafe_math_optimizations.
7774 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7776 * builtins.c (fold_builtin_1): Update a call to
7777 targetm.fold_builtin.
7778 * hooks.c (hook_tree_tree_bool_null): Rename to
7779 hook_tree_tree_tree_bool_null. Take one more argument of type
7780 tree.
7781 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7782 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7783 hook_tree_tree_tree_bool_null.
7784 * target.h (gcc_target): Update the prototype of fold_builtin.
7785 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7786 arguments of CALL_EXPR.
7787 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7788 new prototype.
7790 2005-03-20 Jan Hubicka <jh@suse.cz>
7792 * cgraph.h (cgraph_node): Add prev_clone pointer.
7793 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7794 (cgraph_clone_node): Produce doubly linked chain.
7796 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7798 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7799 get_nonnull_operand, handle_sentinel_attribute,
7800 check_function_arguments_recurse): Do not strip NOPS from
7801 INTEGER_CSTs.
7802 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7803 Likewise.
7804 * c-format.c (get_constant): Likewise.
7805 * c-parser.c (c_parser_postfix_expression): Likewise.
7806 * c-typeck.c (set_init_index): Likewise.
7807 (convert_arguments): Don't check for NOP_EXPR containing integer
7808 constant.
7810 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7812 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7813 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7814 Take decomposed arguments of CALL_EXPR.
7815 (fold_builtin_1): Update calls to the functions mentioned
7816 above.
7818 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7820 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7821 width to have integer type.
7822 (build_enumerator): Require enumerator value to have integer type.
7824 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7826 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7827 to __builtin_inff.
7829 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7831 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7832 std=iso9899:199x): Correct descriptions.
7834 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7836 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7837 solaris2.1[0-9].
7839 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7841 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7842 of CALL_EXPR.
7843 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7844 fold_builtin_memcpy.
7846 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7847 arguments of CALL_EXPR.
7848 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7849 fold_builtin_found, fold_builtin_1): Update calls to
7850 fold_trunc_transparent_mathfn.
7852 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7854 PR middle-end/20493
7855 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7856 function pointers on targets that require function pointer
7857 canonicalization.
7858 (fold_sign_changed_comparison): Likewise.
7860 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7862 * combine.c (try_combine): When changing the mode of a hard reg, make
7863 sure that doing so is valid.
7865 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7867 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7868 (TARGET_HANDLE_OPTION): Override default.
7869 (avr_handle_option): New function.
7870 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7871 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7872 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7873 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7874 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7875 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7876 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7877 (TARGET_OPTIONS): Delete.
7878 * config/avr/avr.opt: New file.
7880 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7882 * config/m32r/m32r-protos.h: Remove the prototypes for
7883 call_address_operand, symbolic_operand, seth_add3_operand,
7884 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7885 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7886 two_insn_const_operand, move_src_operand,
7887 move_double_src_operand, move_dest_operand,
7888 eqne_comparison_operator, signed_comparison_operator,
7889 large_insn_p, conditional_move_operand, carry_compare_operand,
7890 m32r_block_immediate_operand, extend_operand,
7891 reg_or_eq_int16_operand, int8_operand, and
7892 reg_or_zero_operand.
7893 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7894 seth_add3_operand, int8_operand, cmp_int16_operand,
7895 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7896 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7897 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7898 move_double_src_operand, move_dest_operand,
7899 eqne_comparison_operator, signed_comparison_operator,
7900 extend_operand, small_insn_p, large_insn_p,
7901 conditional_move_operand, carry_compare_operand,
7902 m32r_block_immediate_operand): Move to predicates.md.
7903 (MAX_MOVE_BYTES): Move to m32r.h.
7904 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7905 * config/m32r/m32r.md: Include predicates.md.
7906 * config/m32r/predicates.md: New.
7908 2005-03-18 James E Wilson <wilson@specifixinc.com>
7910 PR c++/19769
7911 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7912 origin.
7914 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7916 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7917 call_address_operand, const_8bit_operand.
7918 * config/mn10300/mn10300.c (call_address_operand,
7919 const_8bit_operand, const_1f_operand): Move to predicates.md.
7920 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7921 * config/mn10300/mn10300.md: Include predicates.md.
7922 * config/mn10300/predicates.md: New.
7924 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7926 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7927 declarations in diagnostics and %E for identifiers, not %s.
7929 2005-03-18 Jan Hubicka <jh@suse.cz>
7930 Dale Johannesen <dalej@apple.com>
7932 * basic-block.h (scale_bbs_frequencies_int,
7933 scale_bbs_frequencies_gcov_type): Declare.
7934 * cfg.c (RDIV): New macro.
7935 (update_bb_frequency_for_threading): Fix.
7936 * basic-block.h (scale_bbs_frequencies_int,
7937 scale_bbs_frequencies_gcov_type): New.
7938 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7939 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7940 scale_bbs_frequencies_int.
7941 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7943 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7945 * config/m32r/m32r-protos.h: Remove the prototypes for
7946 call_address_operand, symbolic_operand, seth_add3_operand,
7947 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7948 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7949 two_insn_const_operand, move_src_operand,
7950 move_double_src_operand, move_dest_operand,
7951 eqne_comparison_operator, signed_comparison_operator,
7952 large_insn_p, conditional_move_operand, carry_compare_operand,
7953 m32r_block_immediate_operand, extend_operand,
7954 reg_or_eq_int16_operand, int8_operand, and
7955 reg_or_zero_operand.
7956 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7957 seth_add3_operand, int8_operand, cmp_int16_operand,
7958 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7959 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7960 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7961 move_double_src_operand, move_dest_operand,
7962 eqne_comparison_operator, signed_comparison_operator,
7963 extend_operand, small_insn_p, large_insn_p,
7964 conditional_move_operand, carry_compare_operand,
7965 m32r_block_immediate_operand): Move to predicates.md.
7966 (MAX_MOVE_BYTES): Move to m32r.h.
7967 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7968 * config/m32r/m32r.md: Include predicates.md.
7969 * config/m32r/predicates.md: New.
7971 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7972 shadd_constant_p.
7973 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7974 symbolic_operand, symbolic_memory_operand,
7975 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7976 indexed_memory_operand, move_dest_operand, move_src_operand,
7977 prefetch_cc_operand, prefetch_nocc_operand,
7978 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7979 arith_operand, arith11_operand, pre_cint_operand,
7980 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7981 ireg_operand, int5_operand, uint5_operand, int11_operand,
7982 uint32_operand, arith5_operand, and_operand, ior_operand,
7983 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7984 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7985 shadd_operand, movb_comparison_operator,
7986 cmpib_comparison_operator): Move to predicates.md.
7987 (magic_milli, shadd_constant_p): Make it extern.
7988 * config/pa/pa.h (PREDICATE_CODES): Remove.
7989 * config/pa/pa.md: Include predicates.md.
7990 * config/pa/predicates.md: New.
7992 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7993 predicate.
7995 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7997 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7998 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7999 config/alpha/freebsd.h, config/alpha/linux.h,
8000 config/alpha/netbsd.h, config/alpha/osf5.h,
8001 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
8002 config/h8300/h8300-protos.h, config/h8300/h8300.c,
8003 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
8004 doc/cppopts.texi: Update copyright.
8006 2005-03-18 Jan Hubicka <jh@suse.cz>
8008 PR middle-end/20225
8009 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
8010 too late.
8011 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
8012 called too late.
8014 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8016 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
8017 VEC_safe_push.
8019 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
8021 * combine.c (gen_binary): Remove.
8022 (known_cond, simplify_shift_const, find_split_point,
8023 combine_simplify_rtx, simplify_if_then_else, simplify_set,
8024 simplify_logical, expand_field_assignment, extract_left_shift,
8025 force_to_mode, if_then_else_cond, apply_distributive_law,
8026 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
8027 simplify_comparison, reversed_comparison): Replace with
8028 simplify_gen_binary, simplify_gen_relational or
8029 distribute_and_simplify_rtx.
8030 (distribute_and_simplify_rtx): New function.
8032 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
8033 Paolo Bonzini <gcc.gnu.org>
8035 * calls.c (setjmp_call_p, special_function_p): Update comments
8036 at the head of the functions.
8038 2005-03-18 Jan Hubicka <jh@suse.cz>
8040 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
8042 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
8043 function body should be released; do not proactively release function
8044 bodies in non-unit-at-a-time mode.
8046 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
8048 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
8049 mno-fp-ret-in-387 multilib variants.
8051 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
8053 * common.opt (m): Remove.
8054 * opts.c (handle_option): Pass 'm' options to set_target_switch if
8055 table lookup fails.
8056 (common_handle_option): Remove OPT_m case.
8058 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8060 * builtins.c (fold_builtin_bitop): Take decomposed arguments
8061 of CALL_EXPR.
8062 (fold_builtin_1): Update a call to fold_builtin_bitop.
8064 * builtins.c (fold_builtin_signbit): Take decomposed arguments
8065 of CALL_EXPR.
8066 (fold_builtin_1): Update a call to fold_builtin_signbit.
8068 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
8070 PR tree-optimization/20474
8071 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
8072 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
8074 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8076 * config/h8300/h8300-protos.h: Remove prototypes for
8077 general_operand_src, general_operand_dst, single_one_operand,
8078 single_zero_operand, call_insn_operand,
8079 two_insn_adds_subs_operand, small_call_insn_operand,
8080 jump_address_operand, bit_operand, bit_memory_operand,
8081 stack_pointer_operand, const_int_gt_2_operand,
8082 const_int_ge_8_operand, const_int_qi_operand,
8083 const_int_hi_operand, incdec_operand, bit_operator,
8084 nshift_operator, eqne_operator, gtle_operator,
8085 gtuleu_operator, iorxor_operator.
8086 Add prototypes for h8sx_shift_type h8sx_classify_shift and
8087 h8300_ldm_stm_parallel.
8088 * config/h8300/h8300.c (h8sx_shift_type,): Move to
8089 h8300-protos.h.
8090 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
8091 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
8092 (h8300_ldm_stm_parallel): Make it extern.
8093 (h8300_ldm_parallel, h8300_stm_parallel,
8094 h8300_return_parallel, general_operand_src,
8095 general_operand_dst, h8300_dst_operand, h8300_src_operand,
8096 nibble_operand, reg_or_nibble_operand, single_one_operand,
8097 single_zero_operand, call_insn_operand,
8098 two_insn_adds_subs_operand, small_call_insn_operand,
8099 jump_address_operand, bit_operand, bit_memory_operand,
8100 stack_pointer_operand, const_int_gt_2_operand,
8101 const_int_ge_8_operand, const_int_qi_operand,
8102 const_int_hi_operand, incdec_operand, eqne_operator,
8103 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
8104 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
8105 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
8106 nshift_operator): Move to predicates.md.
8107 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
8108 * config/h8300/h8300.md: Include predicates.md.
8109 * config/h8300/predicates.md: New.
8111 2005-03-17 Richard Henderson <rth@redhat.com>
8113 * config.gcc (ia64*-*-hpux*): Add extra_options.
8114 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
8115 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8116 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
8117 (ia64_tls_size_string, ia64_tune_string): Remove.
8118 (ia64_tune): Init to PROCESSOR_ITANIUM2.
8119 (TARGET_DEFAULT_TARGET_FLAGS): New.
8120 (TARGET_HANDLE_OPTION): New.
8121 (ia64_override_options): Move options parsing ...
8122 (ia64_handle_option): ... here. New.
8123 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
8124 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
8125 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
8126 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
8127 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
8128 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
8129 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
8130 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
8131 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
8132 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
8133 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
8134 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
8135 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
8136 TARGET_EARLY_STOP_BITS): Remove.
8137 (TARGET_ILP32): Default false.
8138 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
8139 (enum ia64_inline_type): New.
8140 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8141 * config/ia64/ia64.md: Update for new definitions of
8142 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
8143 * config/ia64/ia64.opt: New file.
8144 * config/ia64/ilp32.opt: New file.
8146 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
8148 PR target/18380
8149 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
8151 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8153 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
8154 instead of MASK_H8300S.
8155 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
8156 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
8157 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
8158 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
8159 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
8160 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
8161 TARGET_SWITCHES): Remove.
8162 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
8163 TARGET_H8300SX.
8164 * config/h8300/h8300.opt: New.
8166 * config/alpha/alpha.opt, config/arc/arc.opt,
8167 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
8168 notices.
8170 2005-03-17 Ian Lance Taylor <ian@airs.com>
8172 * gmon.c: Remove.
8174 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
8176 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
8177 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
8178 (TARGET_HANDLE_OPTION): Override default.
8179 (arc_handle_option): New function.
8180 (arc_init): Remove code to set arch_cpu_string.
8181 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
8182 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
8183 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
8184 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
8185 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
8186 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
8187 (arc_rodata_string, TARGET_OPTIONS): Delete.
8188 * config/arc/arc.opt: New file.
8190 2005-03-17 Richard Henderson <rth@redhat.com>
8192 * doc/extend.texi (Weak Pragmas): New section.
8193 (attribute alias): Clarify that target must be in the same
8194 translation unit.
8196 2005-03-17 Richard Henderson <rth@redhat.com>
8198 * config/alpha/alpha.opt: New file.
8199 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
8200 of alpha_cpu.
8201 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
8202 alpha_fprm_string, alpha_fptm_string): Make static.
8203 (alpha_tls_size_string): Remove.
8204 (alpha_handle_option): New.
8205 (override_options): Update for alpha_cpu/alpha_tune split.
8206 (alpha_file_start): Likewise.
8207 (TARGET_DEFAULT_TARGET_FLAGS): New.
8208 (TARGET_HANDLE_OPTION): New.
8209 * config/alpha/alpha.h (alpha_tune): Declare.
8210 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
8211 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
8212 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
8213 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
8214 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
8215 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
8216 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
8217 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
8218 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
8219 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
8220 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
8221 (TARGET_DEFAULT): Remove MASK_FP.
8222 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
8223 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
8224 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
8225 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
8226 alpha_tls_size_string): Remove.
8227 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
8228 (attribute tune): Rename from attribute cpu.
8229 * config/alpha/ev4.md: Update to match.
8230 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
8231 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
8232 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
8233 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
8234 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
8235 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
8237 2005-03-16 James E. Wilson <wilson@specifixinc.com>
8239 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
8240 and return without creating new state if before_nops_num is nonzero.
8241 * config/ia64/ia64.md (first_insn): New attribute.
8242 (alloc): Set it to yes.
8244 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8246 * tree-vectorizer.c (new_vec_stmt_info): Initialize
8247 STMT_VINFO_SUBVARS to NULL.
8248 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8250 2005-03-16 Dale Johannesen <dalej@apple.com>
8252 * rtlanal.c (find_first_parameter_load): Rewrite to
8253 return actual first param load or the call if none,
8254 instead of first in block, when not all loads exist.
8256 2005-03-16 Roger Sayle <roger@eyesopen.com>
8258 * optabs.c (expand_copysign_absneg): Make static.
8259 * optabs.h (expand_copysign_absneg): Delete prototype.
8260 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8262 2005-03-16 Richard Henderson <rth@redhat.com>
8264 PR middle-end/15700
8265 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8266 (alias_pairs): Rename from output_defs.
8267 (find_decl_and_mark_needed): Split out from assemble_alias.
8268 (do_assemble_alias): New.
8269 (assemble_output_def): Remove.
8270 (finish_aliases_1, finish_aliases_2): New.
8271 (process_pending_assemble_output_defs): Remove.
8272 (assemble_alias): Defer aliases for which we don't yet have a
8273 non-external decl for the target symbol.
8274 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8275 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8276 * toplev.c (compile_file): Use finish_aliases_2 instead of
8277 process_pending_assemble_output_defs.
8278 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8279 (process_pending_assemble_output_defs): Remove.
8281 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8283 Fix PR tree-optimization/20489
8285 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8286 for empty structures.
8288 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8290 Fix PR tree-optimization/20490
8292 * tree-ssa-pre.c (create_expression_by_pieces): Use
8293 force_gimple_operand on result of fold.
8295 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
8297 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8298 of closing parenthesis.
8300 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8302 * builtins.c (expand_movstr): Update a call to
8303 fold_builtin_strcpy.
8304 (expand_builtin_strncpy): Update a call to
8305 fold_builtin_strncpy.
8306 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8307 arguments of CALL_EXPR.
8308 (fold_builtin_1): Update calls to fold_builtin_strcpy and
8309 fold_builtin_strncpy.
8310 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8311 * tree.h: Update the prototypes of fold_builtin_strcpy and
8312 fold_builtin_strncpy.
8314 2005-03-16 Steven Bosscher <stevenb@suse.de>
8315 Dorit Naishlos <dorit@il.ibm.com>
8317 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8318 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8319 error.
8321 2005-03-16 Steven Bosscher <stevenb@suse.de>
8323 * tree-inline.c (walk_type_fields, walk_tree,
8324 walk_tree_without_duplicates): Move from here...
8325 * tree.c: ...to here.
8327 2005-03-15 Zack Weinberg <zack@codesourcery.com>
8329 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8330 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8331 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8332 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8333 (version): Define using $(BASEVER_c).
8334 (Makefile, config.status, build/gcov-iov.o): No longer depends on
8335 version.c.
8336 (version.o): Depend on version files; add custom generation command.
8337 (prefix.o): Define BASEVER on command line.
8338 (s-iov): Depend on version files; adjust command.
8339 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8340 Add gcc-vers.texi.
8341 (gcc-vers.texi): New rule.
8342 (doc/%.info, doc/%.dvi): Add -I . to command line.
8343 (doc/gccinstall.dvi): Likewise.
8344 (PACKAGE): Delete. All uses replaced with "gcc".
8345 * aclocal.m4: Do not include gcc-version.m4.
8346 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8347 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8348 Set is_release based on contents of DEV-PHASE.
8349 Set gcc_version based on contents of BASE-VER.
8350 Define WIN32_REGISTRY_KEY only if the user overrode the default.
8351 * config.in, configure: Regenerate.
8352 * gccbug.in: Determine version of GCC in use at runtime.
8353 * gcov-iov.c: Get version number and development phase from
8354 command line, not by including version.c.
8355 * intl.c: Replace all uses of PACKAGE with "gcc".
8356 * libada-mk.in: Delete unused "gcc_version" variable.
8357 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8358 * version.c: (VERSUFFIX): New hook for redistributors; adjust
8359 commentary to match.
8360 (version_string): Put together from pieces.
8361 * config/alpha/x-vms: Do not use $(gcc_version).
8362 * config/i386/t-nwld: Likewise.
8363 * doc/include/gcc-common.texi: Include gcc-vers.texi for
8364 version-GCC and DEVELOPMENT.
8366 2005-03-15 Roger Sayle <roger@eyesopen.com>
8368 PR tree-optimization/17454
8369 * tree.c (tree_size): Add case for TREE_BINFO.
8370 * fold-const.c (fold_checksum_tree): Only clear the overloaded
8371 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8373 2005-03-15 Roger Sayle <roger@eyesopen.com>
8375 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8376 op1 whilst expanding the signed widenening multiply variant.
8378 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8380 * toplev.c (display_target_options): Avoid unused variable warning if
8381 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8382 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8383 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8384 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8385 (mips_isa_info): New variable.
8386 (mips_parse_cpu): Remove the first argument and leave the caller
8387 to report errors.
8388 (TARGET_HANDLE_OPTION): Override default.
8389 (mips_handle_option): New function. Move option validation code from...
8390 (override_options): ...here. Update calls to mips_parse_cpu.
8391 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8392 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8393 (SUBTARGET_TARGET_OPTIONS): Delete.
8394 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8395 (mno-flush-func, mtune=): New options.
8397 2005-03-15 Roger Sayle <roger@eyesopen.com>
8398 Richard Henderson <rth@redhat.com>
8400 * real.c (c4x_single_format, c4x_extended_format): Provide values
8401 for signbit_ro for c4x's single and extended floating point formats.
8402 * optabs.c (expand_copysign): Use the floating point format's
8403 signbit_ro for expanding via expand_copysign_absneg, and it's
8404 signbit_rw field for expanding via expand_copysign_bit.
8406 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8408 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8409 known_alignment_for_access_p.
8410 (known_alignment_for_access_p): New.
8411 (do_peeling_for_alignment): Field made int instead of bool and renamed
8412 to peeling_for_alignment.
8413 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8414 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8415 functionality used to be in vect_analyze_operations.
8416 (vect_analyze_operations): Code to determine vectorization factor was
8417 moved to vect_determine_vectorization_factor.
8418 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8419 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8420 factor.
8421 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8422 be part of vect_analyze_operations).
8423 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8424 creating the guard condition, as the number of iterations may be
8425 constant.
8426 (slpeel_tree_peel_loop_to_edge): Use new name of
8427 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8428 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8429 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8430 (vect_do_peeling_for_alignment): Use fold.
8431 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8433 (vect_update_inits_of_dr): Renamed to
8434 vect_update_init_of_dr.
8435 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8436 (vectorizable_store): Fix assertion to use == instead of =.
8438 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8440 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8441 call_used_regs for wCG registers.
8443 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8445 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8446 for non-offsettable memory references to cope with outstanding reload
8447 replacements, take 2.
8449 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8451 PR target/18668
8452 * config/i386/i386.h (x86_fisttp): New.
8453 (TARGET_FISTTP): New macro.
8454 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8455 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8456 instruction when fisttp flag is set.
8457 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8459 * config/i386/i386.md (type attribute): Add fisttp.
8460 (unit attribute): Set to i387 for fisttp type.
8461 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8462 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8463 TARGET_FISTTP.
8464 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8465 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8466 macros.
8467 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8468 patterns for TARGET_FISTTP. Enable patterns for
8469 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8470 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8471 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8472 implement fisttp x87 insn.
8473 (fix_trunc*_i387_fisttp splitters): New patterns.
8474 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8475 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8476 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8477 clobber.
8478 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8479 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8480 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8481 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8482 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8483 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8484 Disable patterns for TARGET_FISTTP.
8485 (fix_trunc*_i387 splitters): Implement usign mode macros.
8486 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8487 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8488 (fix_trunx*_sse peephole2s): Implement using mode macros.
8490 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8492 PR rtl-optimization/20291
8493 * combine.c (try_combine): If splitting fails, re-try with
8494 original combined pattern, i.e. before clobber stripping.
8496 2005-03-14 Eric Christopher <echristo@redhat.com>
8498 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8499 STACK_GROWS_DOWNWARD.
8501 2005-03-14 Roger Sayle <roger@eyesopen.com>
8503 * real.h (struct real_format): Split the signbit field into two
8504 two fields, signbit_ro and signbit_rw.
8505 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8506 mips_double_format, ieee_extended_motorola_format,
8507 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8508 ieee_extended_intel_128_format, ibm_extended_format,
8509 mips_extended_format, ieee_quad_format, mips_quad_format,
8510 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8511 i370_double_format, c4x_single_format, c4x_extended_format,
8512 real_internal_format): Update initializers for new field.
8513 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8514 real_format structure.
8515 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8516 field of the real_format structure.
8518 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8520 Fix PR tree-optimization/20458
8522 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8523 DECL_EXTERNAL on STRUCT_FIELD tags.
8524 (clear_call_clobbered): Ditto.
8525 * tree-ssa-operands.c (note_addressable): Make sure the original
8526 variable doesn't slip into the addressable list if we have
8527 subvars.
8528 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8529 tags too.
8531 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8533 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8534 (-fwide-exec-charset): Likewise.
8535 (-finput-charset): Likewise.
8536 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8537 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8538 * c.opt (Wnormalized): New.
8540 2005-03-14 Devang Patel <dpatel@apple.com>
8542 * doc/invoke.texi: Add reference to Visibility document.
8544 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8546 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8547 MASK_SPLIT_ADDRESSES.
8548 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8549 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8550 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8551 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8552 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8553 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8554 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8555 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8556 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8557 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8558 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8559 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8560 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8561 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8562 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8563 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8564 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8565 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8566 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8567 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8568 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8569 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8570 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8571 (TARGET_EXPLICIT_RELOCS): Delete.
8572 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8573 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8574 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8575 (override_options): Set MASK_LONG64 if -mint64 is given and no
8576 -mlongXX option is. Complain about -mint64 -mlong32.
8577 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8578 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8579 * config/mips/mips.opt: New file.
8581 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8583 * config.gcc (extra_options): New variable for listing option files.
8584 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8585 * configure.ac (extra_opt_files): New AC_SUBST variable.
8586 (tm_file_list, tm_include_list): Include options.h first.
8587 * configure: Regenerate.
8588 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8589 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8590 (s-options-h): New rule.
8591 (options.h): Depend on it.
8592 (TEXI_GCCINT_FILES): Add options.texi.
8593 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8594 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8595 * target.h (gcc_target): Add default_target_flags and handle_option.
8596 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8597 (TARGET_HANDLE_OPTION): New macros.
8598 (TARGET_INITIALIZER): Include them.
8599 * opt-functions.awk (opt_args, nth_arg): New functions.
8600 (switch_flags): Handle the "Target" flag.
8601 (var_args): Delete.
8602 (var_name): Use opt_args and nth_arg.
8603 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8604 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8605 macros for the "Mask" and "InverseMask" options.
8606 * opts.h (cl_var_cond): New enum.
8607 (cl_option): Replace the "has_set_value" and "set_value" fields with
8608 "var_cond" and "var_value".
8609 (CL_TARGET): New macro.
8610 (option_enabled, print_filtered_help): Declare.
8611 (decode_options): Move definition.
8612 * opts.c (handle_option): Search for the original option before
8613 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8614 var_cond and var_value fields. Use targetm.handle_option to handle
8615 target options.
8616 (decode_options): Set target_flags to targetm.default_target_flags.
8617 (print_filtered_help): Make global. Handle CL_TARGET.
8618 (option_enabled): New function.
8619 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8620 (display_target_options, set_target_switch, print_switch_values)
8621 (default_pch_valid_p): Guard uses of target_switches with
8622 #ifdef TARGET_SWITCHES. Also...
8623 (display_target_options): Display the CL_TARGET entries in cl_options.
8624 (set_target_option): Don't complain about the "" option when
8625 TARGET_SWITCHES is undefined.
8626 (print_switch_values): Use option_enabled.
8627 (default_pch_valid_p): Check cl_options[] when looking for something
8628 that has changed the value of target_flags.
8629 * c.opt: Remove documentation from top of file.
8630 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8631 * doc/sourecebuild.texi: Refer to the new options documentation
8632 instead of c.opt. Document machine-specific .opt files.
8633 * doc/tm.texi (target_flags): Say that this variable is declared
8634 by options.h.
8635 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8636 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8637 an alternative.
8638 * doc/options.texi: New file.
8640 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8642 PR middle-end/18628
8643 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8644 register.
8646 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8648 PR c++/20280
8649 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8650 temporary variable of pointer type if an lvalues is required.
8651 (gimplify_modify_expr_rhs): Request an rvalue from it.
8652 (gimplify_expr): Pass fallback on.
8654 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8656 * cfgbuild.c: Update comments.
8658 2005-03-14 Roger Sayle <roger@eyesopen.com>
8660 PR rtl-optimization/17236
8661 * optabs.c (expand_doubleword_mult): New helper function split out
8662 from expand_binop. Permute the order in which instructions are
8663 emitted to minimize the number of simultaneously live registers.
8664 (expand_binop): Call expand_doubleword_mult to synthesize a double
8665 word multiplication.
8667 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8669 * basic-block.h: Update the prototypes of cached_make_edge and
8670 rtl_make_eh_edge.
8671 * cfg.c (cached_make_edge): Take edge_cache representing one
8672 row of the adjacency matrix of edges.
8673 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8674 (make_edges): Initialize edge_cache to represent one row of
8675 the adjacency matrix of edges.
8677 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8679 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8680 New functions.
8681 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8682 Remove unused removed_phis variable.
8683 (conditional_replacement): Use build1/build2.
8684 (abs_replacement): Use last_and_only_stmt and build1/build2.
8686 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8688 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8689 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8690 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8691 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8692 * c-common.c (handle_novops_attribute): New function.
8693 (c_common_attribute_table): Add "no vops" entry.
8694 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8695 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8696 * tree-ssa-operands.c (get_call_expr_operands): Do not
8697 create virtual operands for calls with ECF_NOVOPS flag.
8698 * tree.h (DECL_IS_NOVOPS): New macro.
8699 (struct tree_decl): Add novops_flag.
8700 (ECF_NOVOPS): New constant.
8702 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8704 PR target/17688
8705 * config/i386/i386.c (x86_use_himode_fiop): New.
8706 (x86_use_simode_fiop): Rename from x86_use_fiop.
8707 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8708 (TARGET_USE_HIMODE_FIOP): New.
8709 (x86_use_simode_fiop): Rename from x86_use_fiop.
8710 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8712 * config/i386/i386.md (X87MODEI12): New mode macro define.
8713 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8714 to implement x87 FP compare with HImode input operands.
8715 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8716 Use X87MODEI12 mode macro to handle HImode input operands.
8717 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8718 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8719 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8720 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8721 macro to implement x87 operators with HImode input operands.
8722 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8723 input operands.
8725 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8727 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8728 integer_zerop.
8729 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8730 constants invariant.
8732 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8734 * basic-block.h (BB_VISITED): Removed.
8735 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8737 2005-03-14 Falk Hueffner <falk@debian.org>
8739 PR bootstrap/20424
8740 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8742 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8744 * ggc-zone.c: Fix comment typos.
8746 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8747 stringpool.c, config/mips/mips-protos.h: Update copyright.
8749 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8751 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8752 throughout with its typedef, "rtx".
8753 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8754 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8755 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8756 regs in comment to match code.
8758 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8760 * except.c (check_handled): Make it static.
8761 * except.h: Remove the corresponding prototype.
8763 * function.c (get_func_frame_size): Make it static.
8764 * function.h: Remove the corresponding type.
8766 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8767 Make them static.
8768 * hard-reg-set.h: Remove the corresponding declarations.
8770 * tree-cfg.c (verify_stmts): Check that
8771 bb_for_stmt (stmt) == bb for every PHI node and statement.
8773 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8775 * config.gcc: Remove excess indentation.
8776 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8778 2005-03-13 Roger Sayle <roger@eyesopen.com>
8780 PR middle-end/19331
8781 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8782 * fold-const.c (fold_sign_changed_comparison): Likewise.
8783 (fold_binary): Optimize comparisons against widened operands if
8784 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8786 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8788 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8789 (sparc_override_options): Initialize it.
8790 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8792 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8794 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8795 (reg_or_none500mem_operand): New predicate.
8796 (zero_reg_mem_operand): New predicate.
8797 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8798 to reg_or_none500mem_operand.
8799 (extendsfdf2_fpr): Add MEM alternative.
8800 (extenddftf2_internal): Change operand2 predicate to
8801 zero_reg_mem_operand.
8803 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8805 * ggc-zone.c: Rewritten.
8807 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8808 if there are none.
8809 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8810 * config.in: Regenerated.
8811 * configure: Regenerated.
8812 * gengtype.c (write_types_process_field, write_func_for_structure):
8813 Pass new argument to gt_pch_note_object.
8814 * ggc-common.c (struct ptr_data): Add TYPE.
8815 (gt_pch_note_object): Take TYPE argument and save it.
8816 (call_count): Update call to ggc_pch_count_object.
8817 (call_alloc): Update call to ggc_pch_alloc_object.
8818 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8819 file.
8820 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8821 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8822 (ggc_alloc_zone_stat): Delete.
8823 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8824 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8825 (ggc_pch_alloc_object): Update prototypes.
8826 (garbage_zone): Delete.
8827 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8828 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8829 pointers.
8830 (tree_id_zone): New variable.
8831 (ggc_alloc_cleared_zone): Remove unused.
8832 (ggc_alloc_zone): Define.
8833 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8834 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8835 ggc_alloc_zone_stat.
8836 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8837 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8838 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8839 (make_node_stat): Likewise. Use tree_id_zone.
8841 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8842 Joseph S. Myers <joseph@codesourcery.com>
8844 * configure.ac: Check for MIPS TLS.
8845 * configure: Regenerated.
8846 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8847 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8848 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8849 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8850 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8851 (mips_classify_symbol, mips_symbolic_constant_p)
8852 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8853 (mips_tls_operand_p, mips_call_tls_get_addr)
8854 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8855 (mips_tls_symbol_ref_1): New functions.
8856 (mips_legitimize_address, mips_legitimize_const_move): Call
8857 mips_legitimize_tls_address.
8858 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8859 for MIPS16.
8860 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8861 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8862 (mips_char_to_class): Document V1_REG.
8863 (HAVE_AS_TLS): Provide default.
8864 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8865 constants.
8866 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8867 !TARGET_ABICALLS.
8868 (tls_get_tp_<mode>): New instruction.
8870 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8872 * configure.ac: Update checks for target tools.
8873 * configure: Regenerated.
8875 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8877 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8879 2005-03-13 Roger Sayle <roger@eyesopen.com>
8881 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8882 more classes of DImode multiplication by constant. Allow both
8883 multiplication by small negative constants (by performing a
8884 multiplication by a positive constant and negating the result) and
8885 multiplications by large powers of two, by using a left shift.
8887 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8889 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8890 of basic blocks into work_stack.
8892 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8893 config/mips/vr.h: Update copyright.
8895 * c-decl.c (c_init_decl_processing): Remove useless calls to
8896 build_function_type.
8898 * builtins.c (fold_trunc_transparent_mathfn,
8899 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8900 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8901 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8902 fold_builtin_strcpy, fold_builtin_strncpy,
8903 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8904 TREE_TYPE (exp).
8906 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8907 before_call.
8909 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8910 variable determinant.
8912 * tree-cfg.c (group_case_labels): Remove local variable type.
8914 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8915 variable ann.
8917 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8918 result.
8920 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8922 PR target/18251
8923 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8924 (*movmemqi_insn): Delete.
8925 (*movmemhi): Delete.
8927 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8929 * builtins.c (fold_builtin_classify): Take decomposed
8930 arguments of CALL_EXPR.
8931 (fold_builtin_1): Update a call to fold_builtin_classify.
8933 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8935 PR c/20402
8936 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8937 through into call to parser_xref_tag after parse error.
8938 (c_parser_struct_declaration): Consistently return NULL_TREE on
8939 error.
8941 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8943 * tree-flow-inline.h (ref_contains_array_ref): New function.
8944 (lookup_subvars_for_var): Ditto.
8945 (get_subvars_for_var): Ditto.
8946 (var_can_have_subvars): Ditto.
8948 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8949 (struct subvar): New type.
8951 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8953 * tree-optimize.c (init_tree_optimization_passes): Call
8954 pass_create_structure_vars.
8956 * tree-ssa-alias.c: Include vec.h.
8957 (init_alias_info): Don't auto-clear call clobbered on struct-field
8958 tags.
8959 (compute_flow_insensitive_aliasing): Handle subvars.
8960 (group_aliases): Handle STRUCT_FIELD aliases.
8961 (setup_pointers_and_addressables): Ditto.
8962 Don't mark variables non-addressable if they still have
8963 addressable subvars.
8964 Also mark subvars addressable when the real variable is marked
8965 addressable.
8966 (add_pointed_to_var): Try to prune the pointed-to set by only
8967 pointing to subvars when possible.
8968 Otherwise, make sure we set addresses_needed and pt_vars to
8969 properly include subvars.
8970 (bitpos_of_field): New function.
8971 (push_fields_onto_fieldstack): Ditto.
8972 (get_or_create_used_part_for): Ditto.
8973 (create_overlap_variables_for): Ditto.
8974 (find_used_portions): Ditto.
8975 (create_structure_vars): Ditto.
8976 (pass_create_structure_vars): New structure.
8978 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8979 (get_expr_operands): Handle subvars. Also try to turn
8980 COMPONENT_REF accesses into must-defs now that we can accurately
8981 portray it.
8982 (note_addressable): Try to only mark as addressable those subvars
8983 we know a COMPONENT_REF touches.
8984 (overlap_subvar): New function.
8986 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8987 Handle subvar storing.
8988 (vect_address_analysis): Update caller of vect_object_analysis.
8990 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8992 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8993 (STMT_VINFO_SUBVARS): New macro.
8995 * common.opts: add flag_tree_salias.
8997 * opts.c (decode_options): flag_tree_salias defaults to on.
8999 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
9001 * doc/tree-ssa.texi: Document structural alias analysis.
9003 2005-03-12 Steven Bosscher <stevenb@suse.de>
9005 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
9006 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
9007 * tree-ssa-operands.c (get_expr_operands): Likewise.
9008 (get_expr_operands): Likewise for ERROR_MARK.
9010 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9012 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
9013 var.
9015 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
9016 removed_phis.
9018 * tree-ssa-pre.c (compute_avail): Remove local variable val.
9019 (mark_operand_necessary): Remove local variable ver.
9021 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
9022 variable prefix_len.
9024 * value-prof.c (mod_subtract_transform): Remove local variable
9025 value.
9027 * builtins.c (fold_builtin_exponent): Take decomposed
9028 arguments of CALL_EXPR.
9029 (fold_builtin_1): Update a call to fold_builtin_exponent.
9031 * builtins.c (fold_builtin_logarithm): Take decomposed
9032 arguments of CALL_EXPR.
9033 (fold_builtin_1): Update a call to fold_builtin_logarithm.
9035 * c-decl.c (c_init_decl_processing): Remove local variables
9036 ptr_ftype_void and ptr_ftype_ptr.
9038 * gimplify.c (gimplify_expr): Remove local variables r0 and
9039 r1.
9041 * reg-stack.c (move_for_stack_reg): Remove local variable
9042 push_insn.
9043 (compare_for_stack_reg): Remove local variable flags_user.
9044 (convert_regs_1): Remove local variable deleted.
9046 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
9047 variable new_cond.
9048 (combine_blocks): Remove local variables exits and new_e.
9050 * tree-inline.c (expand_call_inline): Remove local variable
9051 decl.
9053 * tree-ssa-live.c (create_ssa_var_map,
9054 calculate_live_on_entry): Remove local variable snn.
9056 2005-03-12 Geoffrey Keating <geoffk@apple.com>
9058 * c-lex.c (c_lex_with_flags): Add parameter to call to
9059 cpp_spell_token.
9061 2005-03-11 Per Bothner <per@bothner.com>
9063 * c-tree.h (struct c_declarator): New id_loc field.
9064 * c-pragma.h (c_lex_with_flags): Take position reference.
9065 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
9066 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
9067 (c_lex): Pass dummy location to c_lex_with_flags.
9068 * c-parser.c (c_lex_one_token): Set c_token's location using
9069 c_lex_with_flags, instead of input_location, which might be "ahead".
9070 (c_parser_direct_declarator): Set declarator's id_loc from
9071 c_token's id_loc.
9072 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
9073 declarator's id_loc, rather than probably-imprecise input_location.
9074 (build_id_declarator): Initialize c_declarator's id_loc field.
9076 2005-03-11 Roger Sayle <roger@eyesopen.com>
9078 PR middle-end/20419
9079 * builtins.c (expand_builtin_signbit): Force the signbit's word
9080 into an integer register to avoid SUBREGs of floating point modes.
9082 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9084 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
9085 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
9086 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
9087 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
9089 2005-03-11 David Edelsohn <edelsohn@gnu.org>
9091 PR rtl-optimization/20306
9092 * expr.c (emit_move_complex): Set try_int false if mode is
9093 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
9094 emit_block_move if try_int is true.
9096 2005-03-11 Richard Henderson <rth@redhat.com>
9098 PR target/20415
9099 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
9100 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
9101 to match.
9103 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9105 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
9106 (TARGET_FIX_VR4130): New macro.
9107 (TARGET_OPTIONS): Add -mfix-vr4130.
9108 (ISA_HAS_MACCHI): New macro.
9109 (ASM_SPEC): Add -mfix-vr4130.
9110 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
9111 (override_options): Handle mips_fix_vr4130_string.
9112 (mips_avoid_hazards): Clear all_noreorder_p
9113 if we're working around VR4130 errata and the macc alternatives
9114 are not available.
9115 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
9116 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
9117 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
9118 (MULTILIB_DEFAULTS): Remove leading "march=".
9119 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
9120 if no architecture option is given.
9121 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
9122 VR4130 multilibs.
9123 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
9124 * doc/invoke.texi: Document -mfix-vr4130.
9126 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9128 * config/mips/mips.c (override_options): Only warn about -mint64
9129 deprecation if TARGET_INT64.
9131 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9133 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
9134 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
9135 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
9136 are non-specific regarding the nonnull parameter positions.
9137 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
9138 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
9139 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
9140 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
9142 * builtins.def: Use the non-specific "nonnull" attibute lists.
9144 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9146 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9147 single_pred_edge, single_succ, single_pred): Improve comments.
9149 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9151 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9152 single_pred_edge, single_succ, single_pred): New inline functions.
9153 * bb-reorder.c (rotate_loop, find_traces_1_round,
9154 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
9155 duplicate_computed_gotos): Use the single_succ/pred functions.
9156 * cfganal.c (forwarder_block_p): Ditto.
9157 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
9158 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
9159 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
9160 merge_seq_blocks): Ditto.
9161 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
9162 * cfglayout.c (fixup_reorder_chain): Ditto.
9163 * cfgloop.c (mark_single_exit_loops, update_latch_info,
9164 canonicalize_loop_headers, verify_loop_structure): Ditto.
9165 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
9166 mfb_update_loops, create_preheader, force_single_succ_latches,
9167 create_loop_notes): Ditto.
9168 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
9169 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
9170 commit_one_edge_insertion, purge_dead_edges,
9171 cfg_layout_can_merge_blocks_p): Ditto.
9172 * except.c (sjlj_emit_function_enter): Ditto.
9173 * flow.c (init_propagate_block_info): Ditto.
9174 * function.c (thread_prologue_and_epilogue_insns): Ditto.
9175 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
9176 insert_insn_end_bb): Ditto.
9177 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
9178 find_if_case_2): Ditto.
9179 * lambda-code.c (perfect_nestify): Ditto.
9180 * lcm.c (optimize_mode_switching): Ditto.
9181 * loop-doloop.c (doloop_modify): Ditto.
9182 * loop-init.c (loop_optimizer_init): Ditto.
9183 * loop-iv.c (simplify_using_initial_values): Ditto.
9184 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9185 * loop-unswitch.c (unswitch_loop): Ditto.
9186 * modulo-sched.c (generate_prolog_epilog): Ditto.
9187 * predict.c (combine_predictions_for_insn, estimate_probability,
9188 tree_estimate_probability, last_basic_block_p,
9189 estimate_bb_frequencies): Ditto.
9190 * profile.c (branch_prob): Ditto.
9191 * regrename.c (copyprop_hardreg_forward): Ditto.
9192 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
9193 * tracer.c (layout_superblocks): Ditto.
9194 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
9195 cfg_remove_useless_stmts_bb, cleanup_control_flow,
9196 cleanup_control_expr_graph, disband_implicit_edges,
9197 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
9198 tree_verify_flow_info, tree_make_forwarder_block,
9199 tree_forwarder_block_p, remove_forwarder_block,
9200 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
9201 * tree-if-conv.c (tree_if_conversion): Ditto.
9202 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9203 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
9204 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
9205 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
9206 copy_loop_headers): Ditto.
9207 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
9208 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
9209 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
9210 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
9211 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
9212 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
9213 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
9214 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
9215 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
9216 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
9217 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
9218 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
9219 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9220 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
9221 slpeel_add_loop_guard): Ditto.
9223 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
9225 PR tree-optimization/15784
9226 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9227 and -1 - A to ~A.
9229 * stmt.c (expand_case): Don't change index_type. Convert minval
9230 to the proper type.
9232 PR tree-optimization/20130
9233 * fold-const.c (fold): Fold x * -1 into -x.
9235 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
9237 PR rtl-optimization/20331
9238 * rtlanal.c (modified_between_p): Check its address first for MEM.
9239 (modified_in_p): Likewise.
9241 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
9243 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
9245 2005-03-10 Steven Bosscher <stevenb@suse.de>
9247 * expr.c (expand_expr_real_1): If possible, use a conditional
9248 move for expanding MIN_EXPR and MAX_EXPR.
9249 Use temp for moving around rtx-en.
9251 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
9253 PR rtl-opt/20412
9254 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
9255 correct mode.
9257 2005-03-10 Roger Sayle <roger@eyesopen.com>
9259 * builtins.c (expand_builtin_signbit): Extend to handle floating
9260 point modes wider than the largest integer type, using the
9261 operand_subword_force function to obtain the signbit's word.
9263 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9265 PR target/20322
9266 * combine.c (try_combine): If recog_for_combine added CLOBBERs
9267 to NEWI2PAT, fail to combine if they are used by NEWPAT.
9269 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
9271 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9273 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
9275 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9276 type void.
9277 (perform_edge_inserts): Unconditionally call
9278 free_dominator_info.
9280 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9282 2005-03-10 Bob Wilson <bob.wilson@acm.org>
9284 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9286 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
9288 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9290 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9291 gcc_unreachable.
9292 (rtl_register_value_prof_hooks,
9293 tree_value_profile_transformations,
9294 tree_register_value_prof_hooks): Likewise.
9295 * var-tracking.c (stack_adjust_offset_pre_post,
9296 variable_htab_free, variable_union, dataflow_set_different_2,
9297 count_uses, variable_was_changed, set_frame_base_location,
9298 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9299 vt_add_function_parameters): Likewise.
9300 * varasm.c (named_section_real, named_section, make_decl_rtl,
9301 asm_emit_uninitialised, assemble_integer, decode_addr_const,
9302 const_hash_1, compare_constant, copy_constant, force_const_mem,
9303 output_constant_pool_2, output_constant_pool_1, output_constant,
9304 output_constructor, make_decl_one_only, decl_tls_model,
9305 default_no_named_section, default_elf_select_section_1,
9306 default_unique_section_1): Likewise.
9307 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9308 * vmsdbgout.c (addr_const_to_string): Likewise.
9310 PR c++/20375
9311 * function.c (struct assign_parm_data_one): Remove last_named
9312 field.
9313 (assign_parm_find_data_types): Don't determine last_named.
9314 Reorder named_parm determination.
9315 (assign_parms): Only setup varargs on the last non-varadic
9316 parameter.
9318 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
9320 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
9321 sda base address on medium model.
9323 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
9325 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9326 * cfgloop.c (flow_loop_nodes_find): Export.
9327 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9328 Declare.
9329 * cfgloopmanip.c (fix_loop_structure): New function.
9330 * predict.c (predict_loops): Clean up the loops information.
9331 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9332 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9333 loop structure.
9334 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9335 (rewrite_into_loop_closed_ssa): Declaration changed.
9336 * tree-loop-linear.c (linear_transform_loops): Add argument to
9337 rewrite_into_loop_closed_ssa call.
9338 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9339 * tree-ssa-loop-im.c (move_computations): Ditto.
9340 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9341 * tree-vectorizer.c (vectorize_loops): Ditto.
9342 * tree-optimize.c: Include cfgloop.h.
9343 (execute_todo): Choose whether to call cleanup_tree_cfg or
9344 cleanup_tree_cfg_loop.
9345 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9346 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9347 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9348 cleanup_tree_cfg_loop call.
9349 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9350 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9351 work on part of cfg.
9353 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9355 PR inline-asm/20314
9356 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9357 with multiple alternatives.
9359 * stmt.c (parse_output_constraint): Fix a typo.
9361 2005-03-09 Bob Wilson <bob.wilson@acm.org>
9363 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9364 assembly directive instead of deprecated "no-generics".
9366 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
9368 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9369 for non-offsettable memory references to cope with outstanding reload
9370 replacements.
9371 * config/s390/s390.md ("reload_outti"): Call find_replacement to
9372 avoid losing outstanding address reloads.
9373 ("reload_outdi", "reload_outdf"): Likewise.
9375 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9377 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9378 code. Add more cbrt transformations.
9380 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9382 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9384 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9386 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9387 NULL_TREE when a given tree is not simplified.
9388 (fold): Return the original tree when any of the functions
9389 mentioned above NULL_TREE.
9391 * fold-const.c (fold_unary, fold_binary): Take decomposed
9392 arguments, code, type, op0, and op1 in case of fold_binary.
9393 (fold): Update calls to fold_unary and fold_binary.
9395 2005-03-09 Roger Sayle <roger@eyesopen.com>
9397 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9398 a fndecl and an arglist instead of a CALL_EXPR, exp.
9400 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9402 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9404 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9406 * expr.c (expand_assignment): Remove orig_to_rtx.
9408 * fold-const.c (int_const_binop): Remove no_overflow.
9410 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9412 * loop-iv.c (get_biv_step_1): Remove lhs.
9414 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9416 * real.c (real_nan): Remove neg.
9418 * function.c (thread_prologue_and_epilogue_insns): Remove i
9419 and newinsn.
9421 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9422 tb.
9424 * tree-eh.c (tree_could_trap_p): Remove idx.
9426 * tree-into-ssa.c (ann): Remove ann.
9428 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9430 * tree-sra.c (decide_block_copy): Remove inst_count.
9432 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9434 * tree-ssa-loop-im.c (lhs): Remove.
9436 * cfgbuild.c (state, STATE, SET_STATE,
9437 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9438 make_edges.
9439 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9440 (find_basic_blocks): Set the state of each basic block to
9441 BLOCK_NEW.
9443 2005-03-08 Jeff Law <law@redhat.com>
9445 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9446 goto results in the removal of edges in the CFG, then we need
9447 to recompute dominators.
9449 2005-03-09 Ben Elliston <bje@au.ibm.com>
9451 * c-common.c (c_do_switch_warnings): Comment fix.
9453 2005-03-08 Julian Brown <julian@codesourcery.com>
9455 * Patch from 2005-03-08 reverted for causing regressions and
9456 ppc-darwin bootstrap failure.
9458 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9460 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9461 Define the real function for ppc-darwin.
9462 * c-typeck.c (convert_arguments): Check for target-specific
9463 invalid argument call to unprototyped function.
9464 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9465 New Macro.
9466 * target.h (invalid_arg_for_unprototyped_fn): New field
9467 in struct calls.
9468 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9469 default target hook.
9470 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9471 Declare.
9473 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9475 * c-typeck.c (constructor_stack, constructor_range_stack,
9476 initializer_stack): Make them static.
9478 * cfg.c (rbi_pool): Make it static.
9480 * gimple-low.c (lower_stmt_body): Make it static.
9481 * tree-flow.h: Remove the corresponding prototype. Don't
9482 declare lower_data.
9484 * sched-deps.c (cache_size): Make it static.
9486 * stor-layout.c (lang_adjust_rli): Make it static.
9488 2005-03-08 Julian Brown <julian@codesourcery.com>
9490 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9491 from being used for symbols with vague linkage when
9492 HAVE_GAS_COMDAT_GROUP is true.
9494 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9496 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9497 nlabel == JUMP_LABEL (jump).
9499 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9501 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9502 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9503 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9504 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9506 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9508 PR c/14411
9509 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9510 * c-common.c (handle_returns_twice): New function.
9511 (c_common_attribute_table): Declare eturns_twice' attribute.
9512 * doc/extend.texi: Document eturns_twice' attribute.
9513 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9514 (struct tree_decl): Add returns_twice_flag.
9516 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9518 * tree-ssa-phiopt.c: Fix a comment typo.
9520 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9521 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9522 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9523 copyright.
9525 2005-03-08 Richard Henderson <rth@redhat.com>
9527 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9528 builtin codes with ctzdi2, clzdi2, popcountdi2.
9529 (struct alpha_builtin_def): Add is_const.
9530 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9531 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9532 (alpha_init_builtins): Init them. Set nothrow and const attributes
9533 on builtins.
9534 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9535 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9536 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9537 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9538 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9539 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9540 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9541 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9542 (TARGET_FOLD_BUILTIN): New.
9543 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9544 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9545 (ffsdi2): Use ctz.
9546 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9548 2005-03-08 Ira Rosen <irar@il.ibm.com>
9550 PR tree-optimization/20122
9551 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9552 condition of access function instead of base.
9554 2005-03-07 Jeff Law <law@redhat.com>
9555 Steven Bosscher <stevenb@suse.de>
9557 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9558 (find_taken_edge): Call find_taken_edge_computed_goto as
9559 appropriate. Allow any gimple invariant rather than just
9560 INTEGER_CST for VAL.
9561 (cleanup_control_flow): Cleanup a computed goto which has turned
9562 into a simple goto.
9563 (tree_merge_blocks): If block B has any forced labels, move
9564 them to the start of block A.
9565 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9566 computed gotos as well.
9567 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9568 removal of unnecessary computed gotos too.
9569 (lookup_redirection_data): Fix type of INSERT argument. Callers
9570 updated.
9572 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9574 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9575 Remove trailing spaces.
9577 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9578 unshare_all_trees): Make them static.
9579 * tree-gimple.h: Remove the corresponding prototypes.
9581 * diagnostic.h: Remove unused prototype
9582 debug_output_buffer.
9583 * modulo-sched.c: Remove unused prototype
9584 set_row_column_for_ps.
9586 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9587 replace_phi_edge_with_variable): Remove unused variable i.
9589 2005-03-07 Per Bothner <per@bothner.com>
9591 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9593 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9595 PR tree-opt/17671
9596 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9597 bbs on the COND_EXPR instead of the PHI_NODEs.
9598 (candidate_bb_for_phi_optimization): Remove.
9599 (replace_phi_with_stmt): Rename to ...
9600 (replace_phi_edge_with_variable): this and change so that we
9601 replace the phi argument instead of removing the PHI.
9602 (conditional_replacement): Change so we deal with PHI with more
9603 than two arguments.
9604 (value_replacement): Likewise.
9605 (abs_replacement): Likewise.
9607 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9609 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9610 output_e500_flip_gt_bit.
9612 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9613 as bit 31.
9614 (rs6000_generate_compare): Fix logic to look at the correct bits.
9615 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9616 Look at GT bit.
9617 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9618 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9619 gen_move_from_CR_gt_bit.
9621 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9622 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9623 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9625 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9626 (E500_CR_IOR_COMPARE): New constant.
9628 2005-03-08 Earl Chew <earl_chew@agilent.com>
9629 David Billinghurst <David.Billinghurst@riotinto.com>
9631 * config/i386/host-cygwin.c: New file to support precompiled
9632 headers on cygwin
9633 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9634 * config.host: Use above files for cygwin host.
9636 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9638 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9639 ordering ops from earlier change.
9641 2005-03-07 Per Bothner <per@bothner.com>
9643 Various fixes to allow us to again build if --enable-mapped-location:
9644 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9645 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9646 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9647 local variable loc. Change logic appropriately.
9648 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9649 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9650 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9651 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9652 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9654 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9656 PR rtl-optimization/19683
9657 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9658 number of bytes, to smallest_int_for_mode. Fix arguments to
9659 REG_CANNOT_CHANGE_MODE_P.
9661 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9663 * reorg.c (relax_delay_slots): Check that the jump is
9664 conditional before trying to invert it.
9666 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9668 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9669 Make them static.
9671 * calls (stack_arg_under_construction): Make it static.
9673 * flow.c (regs_live_at_setjmp): Make it static.
9674 * flow.h: Remove the corresponding prototype.
9676 * reload1.c (reload_startobj, reload_firstobj,
9677 something_needs_operands_changed, reload_inherited,
9678 reload_inheritance_insn, reload_override_in,
9679 reload_spill_index): Make them static.
9681 * recog.c (verify_changes): Make it static.
9682 * recog.h: Remove the corresponding prototype.
9684 * cfgbuild.c (find_sub_basic_blocks): Remove.
9685 * basic-block.h: Remove the corresponding prototype.
9686 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9687 in comments.
9688 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9690 * tree-ssa-operands.c (check_build_stmt): Remove.
9692 * stor-layout.c (set_alignment): Remove.
9693 * tree.h: Remove the corresponding prototype.
9695 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9697 * tree-ssa-dce.c (control_dependence_map,
9698 visited_control_parents): Make them static.
9700 * cfghooks.c (verify_flow_info): Remove local variable
9701 num_bb_notes.
9703 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9704 last_bb_seen.
9706 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9708 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9710 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9712 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9714 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9715 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9716 PARALLEL for an empty structure.
9718 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9720 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9722 * fold-const.c (fold_binary): Unroll the very first "for"
9723 loop.
9725 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9727 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9728 redundant match_code test.
9729 (scc_comparison_operator): Swap match_operand and match_code
9730 tests.
9731 (branch_positive_comparison_operator): Same.
9732 (trap_comparison_operator): Use comparison_operator and swap with
9733 match_code test.
9735 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9737 PR target/20288
9738 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9739 (out_movhi_r_mr): Read low byte of volatile MEM first.
9740 (out_movhi_mr_r): Write high byte of volatile MEM first.
9742 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9744 * cselib.c (reg_values, reg_values_size): Make them static.
9746 * cse.c (cse_reg_info_table): Make it static.
9748 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9750 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9752 * cse.c (find_best_addr): Use canon_for_address.
9754 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9756 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9757 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9758 SUBREG and MEM, respectively.
9760 * fold-const.c (fold_binary): Use code instead of t.
9762 * fold-const.c (optimize_minmax_comparison): Take decomposed
9763 arguments code, type, op0, and op1 instead of t.
9764 (fold_binary): Update a call to optimize_minmax_comparison.
9766 * fold-const.c (fold_range_test): Take decomposed arguments
9767 code, type, op0, and op1 instead of t.
9768 (fold_binary): Update a call to fold_range_test.
9770 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9771 decomposed arguments code, type, op0, and op1 instead of t.
9772 (fold_binary): Update a call to fold_range_test.
9774 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9776 * fold-const.c (fold_binary): Avoid directly using the original
9777 expression t as much as possible.
9779 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9781 * c-semantics.c (build_stmt): Use TYPE_P instead of
9782 IS_NON_TYPE_CODE_CLASS.
9783 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9784 (NON_TYPE_CHECK): Use TYPE_P instead of
9785 IS_NON_TYPE_CODE_CLASS.
9787 * fold-const.c (fold): Remove handling of binary expressions.
9789 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9791 * doc/c-tree.texi: Wrap comments in @r{}.
9792 * doc/cpp.texi: Likewise.
9793 * doc/cppinternals.texi: Likewise.
9794 * doc/extend.texi: Likewise.
9795 * doc/md.texi: Likewise.
9796 * doc/objc.texi: Likewise.
9797 * doc/sourcebuild.texi: Likewise.
9798 * doc/tm.texi: Likewise.
9799 * doc/tree-ssa.texi
9801 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9803 * predict.c (apply_return_prediction): Standardize PHI chain
9804 walking.
9805 * tree-ssa.c (ssa_redirect_edge): Likewise.
9807 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9808 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9809 Update copyright.
9811 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9812 * tree-flow.h: Adjust the prototype for remove_phi_node.
9813 * lambda-code.c (perfect_nestify): Adjust a call to
9814 remove_phi_node.
9815 * tree-cfg.c
9816 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9817 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9818 Likewise.
9819 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9820 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9821 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9822 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9824 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9825 of GEN_INT (trunc_int_for_mode (...)).
9826 * loop-iv.c (iv_number_of_iterations): Likewise.
9827 * postreload.c (reload_cse_move2add): Likewise.
9828 * simplify-rtx.c (simplify_const_unary_operation,
9829 simplify_const_binary_operation): Likewise.
9830 * stor-layout.c (get_mode_bounds): Likewise.
9832 * fold-const.c (fold_binary): New.
9833 (fold): Call fold_binary on binary expressions.
9835 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9837 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9838 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9839 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9840 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9841 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9843 2005-03-04 Devang Patel <dpatel@apple.com>
9845 PR tree-optimization/18815
9846 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9847 loops with zero exit edges.
9849 2005-03-04 Devang Patel <dpatel@apple.com>
9851 * doc/invoke.texi: Remove reference to webpage that does not exist.
9853 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9854 Joseph S. Myers <joseph@codesourcery.com>
9856 PR c++/19797
9857 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9858 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9859 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9860 * pa.c (get_plabel): Change argument to symbol_ref. Call
9861 maybe_get_identifier instead of get_identifier.
9862 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9863 (struct deferred_plabel): Replace name field with symbol field.
9864 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9865 ASM_OUTPUT_EXTERNAL_REAL is defined.
9866 (output_global_address): Use output_addr_const for output of all
9867 symbol_refs.
9868 (output_deferred_plabels): Use symbol_ref instead of name for address
9869 output.
9870 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9871 ASM_OUTPUT_SYMBOL_REF): New macros.
9872 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9873 comment.
9874 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9875 label.
9877 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9879 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9880 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9882 2005-03-04 Jeff Law <law@redhat.com>
9884 * basic-block.h (rediscover_loops_after_threading): Declare.
9885 * tree-ssa-dom.c: Include cfgloop.h.
9886 (tree_ssa_dominator_optimize): Discover loops and some basic
9887 properties. Remove forwarder blocks recreated by loop header
9888 canonicalization. Also mark backedges in the CFG.
9889 * tree-ssa-threadupdate.c: Include cfgloop.h
9890 (rediscover_loops_after_threading): Define.
9891 (struct local_info): New field, JUMP_THREADED.
9892 (prune_undesirable_thread_requests): New function.
9893 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9894 then record that fact for the callers of redirct_edges.
9895 (thread_block): If BB has incoming backedges, then call
9896 prune_undesirable_thraed_requests. Note when we are
9897 going to have to rediscover loop information. Return a
9898 boolean indicating if any jumps were threaded.
9899 (thread_through_all_blocks): Bubble up boolean indicating
9900 if any jumps were threaded.
9901 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9902 (tree-ssa-threadupdate.o): Similarly.
9904 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9906 * fold-const.c (fold_ternary): Unroll the "for" loop to
9907 extract operands.
9909 2005-03-04 Andrew Haley <aph@redhat.com>
9911 * unwind-dw2-fde-glibc.c (struct
9912 unw_eh_callback_data.check_cache): New field.
9913 (frame_hdr_cache): New.
9914 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9915 Cache frame header info.
9917 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9919 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9920 (print_c_condition): Declare.
9921 * read-rtl.c (ptr_loc): New structure.
9922 (ptr_locs, ptr_loc_obstack, joined_conditions)
9923 (joined_conditions_obstack): New variables.
9924 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9925 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9926 (join_c_conditions, print_c_condition): New functions.
9927 (apply_macro_to_string): Associate the new string with the same
9928 source location as the old one.
9929 (add_condition_to_string): Use join_c_conditions.
9930 (read_string): Use set_rtx_ptr_loc to record a filename and line
9931 number for the string.
9932 (read_rtx): Initialize the new variables above.
9933 * genattrtab.c (write_test_expr, write_attr_value): Use
9934 print_c_condition.
9935 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9936 comment above the GCC_VERSION check.
9937 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9938 Inline the definition of MAYBE_EVAL.
9939 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9940 * genoutput.c (process_template): Likewise.
9941 * genpreds.c (write_predicate_subfunction): Likewise.
9942 (write_predicate_expr): Use print_c_condition.
9943 * genrecog.c (write_cond): Likewise.
9944 * gensupport.c (process_rtx): Use join_c_conditions to join the
9945 conditions of a define_insn_and_split. Record a source location
9946 for the string after the "&&".
9947 (alter_test_for_insn): Use join_c_conditions.
9949 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9951 Revert for now:
9952 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9953 PR tree-optimization/15784
9954 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9955 and -1 - A to ~A.
9957 2005-03-04 Ben Elliston <bje@au.ibm.com>
9959 * gcc.c (option_map): Add --coverage.
9960 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9961 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9962 * config/darwin.h: Pass -lgcov for `coverage'.
9963 * doc/invoke.texi (Debugging Options): Document --coverage.
9965 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9967 * gcse.c (bypass_block): Use find_edge wherever possible.
9969 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9971 Fix PR debug/20253
9973 * c-opts.c (c_common_parse_file): Call start_source_file
9974 and end_source_file at the approriate times.
9976 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9977 the main file, it will be done for us now.
9979 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9981 * fold-const.c (fold_ternary): New.
9982 (fold): Call fold_ternary on ternary expressions. Remove
9983 handling of ternary expressions.
9985 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9987 PR tree-optimization/15784
9988 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9989 and -1 - A to ~A.
9991 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9993 * config/rs6000/predicates.md (branch_comparison_operator):
9994 Convert from C block to conditional format.
9996 2005-03-03 Jan Hubicka <jh@suse.cz>
9998 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9999 and non-constant public variables.
10001 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
10003 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
10004 with LABEL_EXPR.
10006 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
10007 EDGE_I.
10009 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
10010 calls to release_ssa_name and release_phi_node.
10012 * fold-const.c (fold): Remove handling of unary expressions.
10014 * fold-const.c (fold_unary): Avoid directly using the original
10015 expression t as much as possible.
10017 2005-03-03 Roger Sayle <roger@eyesopen.com>
10018 Andrew Pinski <pinskia@physics.uc.edu>
10020 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
10021 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
10023 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
10025 Describe special registers SRP and MOF as allocatable registers.
10026 * config/cris/cris.c (cris_md_asm_clobbers): New function.
10027 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
10028 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
10029 TARGET_HAS_MUL_INSNS.
10030 (cris_print_operand) <case 'd'>: New case.
10031 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
10032 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
10033 define.
10034 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
10035 (REG_ALLOC_ORDER): Update for MOF.
10036 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
10037 SPECIAL_REGS.
10038 (GENERAL_REGS): No longer a define of ALL_REGS.
10039 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
10040 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10041 Adjust accordingly.
10042 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
10043 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
10044 (SECONDARY_RELOAD_CLASS): Define.
10045 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
10046 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
10047 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
10048 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
10049 (REGISTER_MOVE_COST): Define.
10050 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
10051 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
10052 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
10053 (CRIS_MOF_REGNUM): New define_constants.
10054 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
10055 special registers.
10056 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
10057 New patterns.
10058 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
10059 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
10060 Adjust for MOF being properly described as a register.
10061 (indir_to_reg_split): Name this split. Conditionalize on the
10062 destination register being a general register.
10063 (movei): Conditionalize on on operands 0 and 1 having the same
10064 register class.
10066 2005-03-03 Alan Modra <amodra@bigpond.net.au>
10068 PR target/20277
10069 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
10070 -mcpu to override any other explicitly given flags.
10072 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
10074 * recog.c (verify_changes, confirm_change_group): New functions,
10075 broken out of apply_change_group.
10076 (apply_change_group): Use them.
10077 * recog.h (verify_change, confirm_change_group): Declare.
10078 * rtl.h (redirect_jump_2): Declare.
10079 * jump.c (redirect_exp, invert_exp): Delete.
10080 (invert_exp_1): Take second parameter. Return value. Changed caller.
10081 (redirect_jump_2): New function, broken out of redirect_jump.
10082 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
10083 (invert_jump): Use invert_jump_1 and redirect_jump_2.
10084 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
10086 2005-03-02 Geoffrey Keating <geoffk@apple.com>
10088 * varasm.c (named_section): Use xstrdup rather than doing it by
10089 hand.
10091 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
10093 2005-03-02 Devang Patel <dpatel@apple.com>
10095 Undo PR tree-optimization/18815 fix.
10097 2005-03-02 Devang Patel <dpatel@apple.com>
10099 PR tree-optimization/18815
10100 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10101 loops with zero exit edges.
10103 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10105 * cfg.c (connect_src, connect_dest, disconnect_src,
10106 disconnct_dest): New.
10107 (unchecked_make_edge, remove_edge, redirect_edge_succ,
10108 redirect_edge_pred): Use the new functions.
10110 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
10111 free_dominance_info only when needed.
10113 2005-03-02 David Edelsohn <edelsohn@gnu.org>
10115 PR target/20276
10116 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
10117 (reg_or_sub_cint64_operand): Same.
10119 2005-03-02 Jeff Law <law@redhat.com>
10121 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
10122 CFG_ALTERED in the main DOM iteration loop.
10124 2005-03-02 Mark Mitchell <mark@codesourcery.com>
10126 PR c++/19916
10127 * varasm.c (initializer_constant_valid_p): Allow conversions
10128 between OFFSET_TYPEs. Tidy.
10130 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
10132 * config/cris/cris.md ("return"): Remove epilogue delay list
10133 sanity check.
10135 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
10137 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
10138 for Thumb.
10139 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
10141 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10143 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
10144 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
10145 config/m68k/m68k.c, config/mips/mips.h,
10146 config/rs6000/rs6000-protos.h, doc/contrib.texi,
10147 doc/include/gcc-common.texi: Update copyright.
10149 PR middle-end/18029 and PR middle-end/18030
10150 * expr.c (optimize_bitfield_assignment_op): Add a special case
10151 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
10153 * fold-const.c (fold_unary): New.
10154 (fold): Call fold_unary on unary expressions.
10156 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
10158 * cgraph.h (struct cgraph_edge): Add prev_caller and
10159 prev_callee fields.
10160 (cgraph_node_remove_callees): Export.
10161 * cgraph.c (cgraph_create_edge): Initialize prev_caller
10162 and prev_callee.
10163 (cgraph_edge_remove_callee): New function.
10164 (cgraph_edge_remove_caller): Likewise.
10165 (cgraph_remove_edge): Use.
10166 (cgraph_redirect_edge_callee): Likewise.
10167 (cgraph_node_remove_callees): New function.
10168 (cgraph_node_remove_callers): Likewise.
10169 (cgraph_remove_node): Use.
10170 * tree-optimize.c (tree_rest_of_compilation): Use
10171 cgraph_node_remove_callees instead of manual loop.
10172 * cgraphunit.c (cgraph_finalize_function): Likewise.
10173 (cgraph_expand_function): Likewise.
10174 (cgraph_remove_unreachable_nodes): Likewise.
10176 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
10178 PR c/8927
10179 * c-tree.h (undeclared_variable, build_external_ref): Add extra
10180 argument.
10181 * c-decl.c (undeclared_variable): Take location as argument.
10182 * c-typeck.c (build_external_ref): Likewise.
10183 * c-parser.c (c_parser_postfix_expression): Pass location of
10184 identifier to build_external_ref.
10186 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10188 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
10189 CCEQ mode for branch_positive_comparison_operator test.
10190 * config/rs6000/predicates (branch_comparison_operator): Revert to
10191 define_predicate.
10192 (scc_comparison_operator): Same.
10193 (branch_positive_comparison_operator): Same.
10195 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
10197 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
10198 (cris_delay_slots_for_epilogue): Remove.
10199 (save_last): Move into cris_target_asm_function_epilogue.
10200 (cris_target_asm_function_epilogue): Remove tests for file being
10201 NULL.
10202 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
10203 (cris_delay_slots_for_epilogue): Remove prototypes.
10204 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
10205 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
10207 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10209 * config/rs6000/predicates.md (branch_comparison_operator): Change
10210 to define_special_predicate.
10211 (scc_comparison_operator): Same.
10212 (branch_positive_comparison_operator): Same.
10214 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
10216 * Makefile.in (tree-ssa-sink.o): New.
10217 (OBJS-common): Add tree-ssa-sink.o.
10218 * common.opt: Add -ftree-sink
10219 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
10220 * timevar.def (TV_TREE_SINK): new timevar.
10221 * tree-flow.h (is_hidden_global_store): Prototype.
10222 * tree-optimize.c (init_tree_optimization_passes): Add
10223 pass_sink_code.
10224 * tree-pass.h (pass_sink_code): New.
10225 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
10226 for non-obvious global store store to is_hidden_global_store, and
10227 call that new function.
10228 * tree-ssa-sink.c: New file.
10229 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
10230 * doc/passes.texi: Document forward store motion.
10231 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
10232 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
10233 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
10234 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
10236 2005-03-01 Per Bothner <per@bothner.com>
10238 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
10239 and we have a non-zero column-number, add it to the message.
10240 Also factor out the diagnostic_kind_text.
10242 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10244 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
10245 flow_loop_pre_header_scan, flow_loop_pre_header_find,
10246 flow_loop_scan): Removed.
10247 (flow_loop_dump): Do not dump removed fields.
10248 (flow_loop_free): Do not free removed fields.
10249 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
10250 (loop_exit_edge_p): New function.
10251 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
10252 num_pre_header_edges, entry_edges, num_entries, exit_edges,
10253 num_exits, exits_doms.
10254 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
10255 LOOP_EDGES, LOOP_ALL): Removed.
10256 (flow_loop_scan): Declaration removed.
10257 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
10258 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10259 flow_loops_find.
10260 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10261 (if_convert): Call flow_loops_find and flow_loops_free
10262 when calling mark_loop_exit_edges.
10263 * cfgloopanal.c (mark_loop_exit_edges): Moved from
10264 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
10265 free_dominance_info calls.
10266 * loop-init.c (flow_loops_find): Ditto.
10267 * passes.c (rest_of_handle_branch_prob): Ditto.
10268 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10269 * loop-unroll.c (analyze_insns_in_loop): Do not use
10270 EDGE_LOOP_EXIT.
10271 * predict.c (predict_loops): Do not call flow_loop_scan.
10272 Use get_loop_exit_edges.
10273 (tree_estimate_probability): Do not pass flags to flow_loops_find.
10274 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10275 Do not use EDGE_LOOP_EXIT.
10276 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10277 to bb_with_exit_edge_p.
10278 (if_convertible_loop_p): Do not call flow_loop_scan. Use
10279 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
10280 to bb_with_exit_edge_p.
10281 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
10282 EDGE_LOOP_EXIT.
10283 * tree-loop-linear.c (linear_transform_loops): Do not call
10284 flow_loop_scan. Use loop->single_exit.
10285 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10286 (vect_analyze_loop_form): Do not call flow_loop_scan.
10287 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10288 loop->single_exit.
10289 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10290 loop->single_exit.
10291 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10292 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10293 slpeel_tree_duplicate_loop_to_edge_cfg,
10294 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10295 Use loop_preheader_edge and loop->single_exit. Do not call
10296 flow_loop_scan.
10298 2005-03-01 Nick Clifton <nickc@redhat.com>
10300 * config/arm/arm.c (thumb_find_work_register): Check all of the
10301 argument registers to see if they are free, and a couple of
10302 special cases where the last argument register but can be proved
10303 to be available during the function's prologue.
10304 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10305 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10306 thumb_unexpanded_epilogue): Use unsigned long as the type for the
10307 register bit-mask.
10308 (thumb_compute_save_reg_mask): Likewise. Also use
10309 thumb_find_work_register() to ensure that there is agreement about
10310 which work register is going to be used in the prologue.
10311 (thumb_output_function_prologue): Use unsigned long as the type
10312 for the register bit-mask. Also delay pushing the link register if
10313 other high registers are going to be pushed.
10314 (thumb_compute_save_reg_mask, emit_multi_reg_push,
10315 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10316 redundant prototypes.
10318 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
10320 PR target/19819
10321 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10322 and after reload in REG+REG indexed addresses without REG_POINTER
10323 set in the base and not set in the index.
10325 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10327 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10328 Don't undefine here.
10329 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10330 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10331 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10332 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10333 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10334 Delete.
10335 * config.gcc (sh*-*-linux*): Use config/linux.h.
10337 2005-02-28 Dale Johannesen <dalej@apple.com>
10338 Stan Shebs <shebs@apple.com>
10340 Rewrite of 64-bit Darwin structure-by-value pass/return.
10341 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10342 intoffset, use_stack, named.
10343 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
10344 (rs6000_darwin64_record_arg_advance_flush): New.
10345 (rs6000_darwin64_record_arg_advance_recurse): New.
10346 (rs6000_darwin64_record_arg_flush): New.
10347 (rs6000_darwin64_record_arg_recurse): New.
10348 (rs6000_darwin64_record_arg): New.
10349 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
10350 (function_arg_boundary): Handle 128-bit aligned structs.
10351 (function_arg_advance): Rewrite darwin64 struct handling.
10352 (function_arg): Call rs6000_darwin64_record_arg.
10353 (function_arg_partial_nregs): Handle darwin64 structs.
10354 (rs6000_darwin64_function_value): Remove.
10355 (rs6000_function_value): Call rs6000_darwin64_record_arg.
10357 2005-02-28 Roger Sayle <roger@eyesopen.com>
10359 PR tree-optimization/20216
10360 * tree-chrec.c (tree_fold_factorial): Delete.
10361 (tree_fold_binomial): Change argument list to take a return type
10362 and change the type of K to unsigned int. Rewrite to avoid explicit
10363 evaluation of factorials, and (recursively) calling fold to perform
10364 compile-time arithmetic. Return NULL on (internal) overflow.
10365 (chrec_evaluate): Change type of K to an unsigned int. Avoid
10366 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
10367 if any intermediate calculation overflows.
10368 (chrec_apply): Update call to chrec_evaluate.
10370 2005-02-28 James E Wilson <wilson@specifixinc.com>
10372 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10374 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
10376 PR c/20245
10377 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10378 instead of NULL_TREE on error.
10380 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10382 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10383 (EASY_VECTOR_15_ADD_SELF): Remove.
10384 (num_insns_constant_wide): Not static.
10385 (validate_condition_mode): Not static.
10386 (toc_relative_expr_p): Not static.
10387 (legitimate_indirect_address_p): Not static.
10388 (macho_lo_sum_memory_operand): Not static.
10389 (invalid_e500_subreg): Not static.
10390 (easy_vector_same): Not static.
10391 (easy_vector_splat_const): Not static.
10392 (RS6000_SYMBOL_REF_TLS_P): Remove.
10393 (any_operand): Delete.
10394 (any_parallel_operand): Delete.
10395 (count_register_operand): Delete.
10396 (altivec_register_operand): Delete.
10397 (xer_operand): Delete.
10398 (s8bit_cint_operand): Delete.
10399 (short_cint_operand): Delete.
10400 (u_short_cint_operand): Delete.
10401 (non_short_cint_operand): Delete.
10402 (exact_log2_cint_operand): Delete.
10403 (gpc_reg_operand): Delete.
10404 (cc_reg_operand): Delete.
10405 (cc_reg_not_cr0_operand): Delete.
10406 (reg_or_short_operand): Delete.
10407 (reg_or_neg_short_operand): Delete.
10408 (reg_or_aligned_short_operand): Delete.
10409 (reg_or_u_short_operand): Delete.
10410 (reg_or_cint_operand): Delete.
10411 (reg_or_arith_cint_operand): Delete.
10412 (reg_or_add_cint64_operand): Delete.
10413 (reg_or_sub_cint64_operand): Delete.
10414 (reg_or_logical_cint_operand): Delete.
10415 (got_operand): Delete.
10416 (got_no_const_operand): Delete.
10417 (easy_fp_constant): Delete.
10418 (easy_vector_constant): Delete.
10419 (easy_vector_constant_add_self): Delete.
10420 (zero_constant): Delete.
10421 (zero_fp_constant): Delete.
10422 (volatile_mem_operand): Delete.
10423 (offsettable_mem_operand): Delete.
10424 (mem_or_easy_const_operand): Delete.
10425 (add_operand): Delete.
10426 (non_add_cint_operand): Delete.
10427 (logical_operand): Delete.
10428 (non_logical_cint_operand): Delete.
10429 (mask_operand): Delete.
10430 (mask_operand_wrap): Delete.
10431 (mask64_operand): Delete.
10432 (mask64_2_operand): Delete.
10433 (and64_operand): Delete.
10434 (and64_2_operand): Delete.
10435 (and_operand): Delete.
10436 (reg_or_mem_operand): Delete.
10437 (lwa_operand): Delete.
10438 (symbol_ref_operand): Delete.
10439 (call_operand): Delete.
10440 (current_file_function_operand): Delete.
10441 (input_operand): Delete.
10442 (rs6000_nonimmediate_operand): Delete.
10443 (rs6000_tls_symbol_ref): Delete.
10444 (save_world_operation): Delete.
10445 (restore_world_operation): Delete.
10446 (load_multiple_operation): Delete.
10447 (store_multiple_operation): Delete.
10448 (vrsave_operation): Delete.
10449 (mfcr_operation): Delete.
10450 (mtcrf_operation): Delete.
10451 (lmw_operation): Delete.
10452 (stmw_operation): Delete.
10453 (branch_comparison_operator): Delete.
10454 (branch_positive_comparison_operator): Delete.
10455 (scc_comparison_operator): Delete.
10456 (trap_comparison_operator): Delete.
10457 (boolean_operator): Delete.
10458 (boolean_or_operator): Delete.
10459 (min_max_operator): Delete.
10460 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10461 (EASY_VECTOR_15): Moved to here.
10462 (EASY_VECTOR_15_ADD_SELF): Move to here.
10463 (PREDICATE_CODES): Delete.
10464 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10465 Declare functions no longer static.
10466 * config/rs6000/predicates.md: New.
10467 * config/rs6000/rs6000.md: Include predicates.md
10469 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10471 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10472 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10473 REG_ALWAYS_RETURN.
10474 * cfgrtl.c (need_fake_edge_p): Likewise.
10475 * combine.c (distribute_notes): Likewise.
10476 * emit-rtl.c (try_split): Likewise.
10477 * recog.c (peephole2_opimize): Likewise.
10478 * reg-notes.def (ALWAYS_RETURN): Remove.
10479 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10480 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10481 * tree.h (ECF_ALWAYS_RETURN): Remove.
10483 2005-02-28 Roger Sayle <roger@eyesopen.com>
10485 PR middle-end/19874
10486 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10487 between different machine modes is never a "useless" conversion.
10489 2005-02-28 Geert Bosch <bosch@gnat.com>
10491 PR ada/15977
10492 * doc/contrib.texi: List contributors for Ada front end
10494 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10496 * simplify-rtx.c (simplify_unary_operation_1,
10497 simplify_const_unary_operation): New, extracted from...
10498 (simplify_unary_operation): ... this one.
10499 (simplify_binary_operation_1,
10500 simplify_const_binary_operation): New, extracted from...
10501 (simplify_binary_operation): ... this one.
10502 * rtl.h (simplify_const_unary_operation,
10503 simplify_const_binary_operation): Add prototypes.
10505 2005-02-28 Julian Brown <julian@codesourcery.com>
10507 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10508 building libjava and caused PR regression/20228.
10510 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10512 PR bootstrap/17383
10513 * Makefile.in (host_subdir): New.
10514 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10515 * configure: Regenerate.
10517 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10519 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10520 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10521 installation directory first.
10523 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10525 PR target/19065.
10526 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10527 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10528 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10529 * config/cris/cris.md: Tweak comments referring to Q.
10530 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10531 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10532 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10533 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10534 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10535 Insert spaces in constraints to align alternatives vertically for
10536 readability.
10537 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10538 operand 1: "M".
10540 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10542 PR rtl-optimization/17728
10543 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10544 operand 0 from general_operand to move_dest_operand.
10546 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10548 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10549 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10550 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10551 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10553 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10555 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10556 * configure: Regenerate.
10557 * libada-mk.in: Remove CC; rename
10558 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10560 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10562 PR tree-opt/20188
10563 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10564 for the lhs, also walk over the tree. Likewise for rhs.
10566 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10568 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10569 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10570 Do not propagate value of iv before increment over the increment.
10572 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10574 * c-parser.c: New file.
10575 * c-parse.in: Remove.
10576 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10577 Remove.
10578 (c-parser.o): Add dependencies.
10579 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10580 maintainer-clean, TAGS): Update.
10581 * c-config-lang.in (gtfiles): Update.
10582 * gengtype-lex.l: Don't handle "@@".
10583 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10584 objc_build_synchronized, objc_begin_try_stmt,
10585 objc_begin_catch_clause, objc_finish_catch_clause,
10586 objc_build_finally_clause, objc_finish_try_stmt): New.
10587 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10588 type_seen_p.
10589 (c_parse_init): Update comment.
10590 * c-decl.c (c_init_decl_processing): Update comment.
10591 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10592 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10593 new c_declspecs members.
10595 2005-02-25 Julian Brown <julian@codesourcery.com>
10597 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10598 from being used for symbols with vague linkage when
10599 HAVE_GAS_COMDAT_GROUP is true.
10601 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10603 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10605 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10607 PR target/19930
10608 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10609 (LIBGCC2_HAS_DF_MODE): New.
10610 (LIBGCC2_HAS_XF_MODE): New.
10611 (LIBGCC2_HAS_TF_MODE): New.
10612 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10613 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10614 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10615 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10616 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10617 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10618 and add _fixtfdi, _fixunstfdi, _floatditf
10619 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10620 L_fixunstfdi, L_floatditf.
10621 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10622 (LIBGCC2_HAS_TF_MODE): Define.
10624 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10626 PR tree-optimization/20204
10627 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10628 REWRITE_THIS_STMT markers on PHI nodes.
10629 (rewrite_initialize_block): Likewise.
10631 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10633 * version.c (version_string): Update to 4.1.
10635 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10637 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10638 Clarify that the alternative way doesn't work in GNU C++.
10640 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10642 PR tree-optimization/19937
10643 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10644 to the type of the induction variable.
10646 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10648 PR rtl-optimization/20117
10649 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10650 the block including noncopyable insn.
10652 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10654 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10655 calls to find_reg_note.
10657 2005-02-24 Richard Henderson <rth@redhat.com>
10659 PR tree-opt/20127
10660 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10661 the type.
10663 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10665 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10666 vector types if to use base reg for misaligned non-word ld/std.
10668 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10670 PR target/14619
10671 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10672 dwarf2 label manually and put it after, not before the prologue.
10674 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10676 PR target/19019
10677 * reload.c (operands_match_p): Only increment register number for
10678 SCALAR_INT_MODE_P modes in multiple hard registers.
10680 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10681 Fix formatting.
10683 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10685 * ChangeLog.5: Fix log message typo(s).
10686 * ChangeLog.7: Likewise.
10687 * ChangeLog.tree-ssa: Likewise.
10688 * cfgexpand.c: Fix comment typo(s).
10689 * conflict.c: Likewise.
10690 * defaults.h: Likewise.
10691 * dwarf2out.c: Likewise.
10692 * gcse.c: Likewise.
10693 * ggc-page.c: Likewise.
10694 * tree-eh.c: Likewise.
10695 * tree-ssa-dom.c: Likewise.
10697 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10699 PR target/19019
10700 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10701 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10702 if SHARED is defined.
10704 PR target/20196
10705 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10706 allow splitting only if operands 0 and 3 don't overlap.
10708 2005-02-24 Richard Henderson <rth@redhat.com>
10710 PR middle-end/19953
10711 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10712 (fold_builtin_1): Call them.
10713 * fold-const.c (fold_complex_mult_parts): Split out from ...
10714 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10715 (fold_complex_div_parts, fold_complex_div): New.
10716 (fold): Use them.
10717 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10719 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10721 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10722 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10724 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10725 (print_node): Likewise.
10726 Print TYPE_SIZES_GIMPLIFIED.
10728 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10730 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10731 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10732 operands as commutative in constraints.
10734 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10736 * tree-into-ssa.c: Re-organize internal functions.
10738 2005-02-24 Richard Henderson <rth@redhat.com>
10740 PR middle-end/18902
10741 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10742 for c99.
10743 * common.opt (fcx-limited-range): New.
10744 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10745 * toplev.c (flag_complex_method): Initialize to 1.
10746 (process_options): Set flag_complex_method to 0 if
10747 flag_cx_limited_range.
10748 * doc/invoke.texi (-fcx-limited-range): New.
10750 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10752 * cse.c (delete_trivially_dead_insns): Speed up by using
10753 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10754 prev_real_insn.
10756 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10758 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10759 functions when -mid-shared-library is being used.
10761 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10763 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10764 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10765 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10766 * system.h: Poison LINK_LIBGCC_SPECIAL.
10768 2005-02-23 James E Wilson <wilson@specifixinc.com>
10770 * gengtype.c (note_insn_name): Make 1 element larger.
10772 2005-02-23 Roger Sayle <roger@eyesopen.com>
10774 PR target/20018
10775 PR rtl-optimization/20097
10776 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10777 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10779 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10781 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10782 * t-aix52 (SHLIB_INSTALL): Same.
10784 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10786 * genpreds.c: Update copyright.
10788 2005-02-23 Michael Beach <michaelb@ieee.org>
10790 PR target/20159
10791 * config/sparc/t-elf (startup files): Assemble with CPP.
10793 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10795 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10796 (write_predicate_expr): Likewise.
10798 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10800 PR tree-optimization/20100
10801 PR tree-optimization/20115
10802 * tree-optimize.c (init_tree_optimization_passes): Remove
10803 pass_maybe_create_global_var.
10804 * tree-pass.h (pass_maybe_create_global_var): Remove.
10805 * tree-ssa-alias.c (aliases_computed_p): Declare.
10806 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10807 (count_calls_and_maybe_create_global_var): Remove.
10808 (pass_maybe_create_global_var): Remove.
10809 (init_alias_info): Do not declare aliases_computed_p.
10810 (maybe_create_global_var): If the function contains no
10811 call-clobbered variables and a mix of pure/const and regular
10812 function calls, create .GLOBAL_VAR.
10813 Mark all call-clobbered variables for renaming.
10814 (merge_pointed_to_info): Update comment.
10815 (add_pointed_to_var): Likewise.
10816 (is_escape_site): Likewise.
10817 Accept struct alias_info * instead of size_t *.
10818 Update all users.
10819 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10820 as necessary.
10821 * tree-ssa-operands.c (get_call_expr_operands): If
10822 ALIASES_COMPUTED_P is false, do not add call-clobbering
10823 operands.
10824 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10825 (delete_tree_ssa): Likewise.
10827 2005-02-22 James E Wilson <wilson@specifixinc.com>
10829 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10830 (do_compile): Do call it here.
10832 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10834 PR rtl-optimization/20017.
10835 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10836 rest_of_handle_cse2, rest_of_handle_gcse): Call
10837 delete_dead_jumptables immediately before calling cleanup_cfg.
10839 2005-02-22 Devang Patel <dpatel@apple.com>
10841 PR 19952
10842 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10843 all labels
10845 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10847 * config/rs6000/aix.h (WINT_TYPE): Define.
10849 2005-02-22 Stan Shebs <shebs@apple.com>
10851 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10852 natural alignment for 64-bit Darwin.
10853 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10854 on 64-bit Darwin.
10855 * doc/invoke.texi: Document this.
10857 2005-02-22 DJ Delorie <dj@redhat.com>
10859 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10860 to make_[un]signed_type, not the mode itself.
10862 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10864 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10865 not available. Use tail calls wherever possible.
10866 (make_edge): Call unchecked_make_edge to create an edge.
10868 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10869 (coalesce_ssa_name): Don't check for
10870 SSANORM_USE_COALESCE_LIST.
10871 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10873 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10875 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10876 (rewrite_into_ssa): ... here.
10878 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10880 PR tree-optimization/19786
10881 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10882 tag to another's may-alias bitmap when adding to the other's list.
10884 2005-02-21 DJ Delorie <dj@redhat.com>
10886 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10887 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10888 registers in unsupported ways.
10889 * expmed.c (init_expmed): Likewise.
10891 2005-02-21 Stan Cox <scox@redhat.com>
10893 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10895 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10897 * tree-cfg.c (fold_cond_expr_cond): New.
10898 (make_edges): Call fold_cond_expr_cond.
10899 (find_taken_edge): Accept nothing but INTEGER_CST.
10900 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10901 and 1.
10902 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10904 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10905 that do not belong to any basic block.
10907 2005-02-21 Jeff Law <law@redhat.com>
10909 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10910 e->dest.
10912 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10914 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10915 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10916 Adjust their definitions.
10917 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10918 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10920 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10921 genautomata.c, langhooks.c, langhooks.h, system.h,
10922 config/arm/lib1funcs.asm: Update copyright.
10924 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10926 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10928 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10930 PR bootstrap/13770
10931 * doc/install.texi: Document --with-gc.
10933 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10935 * simplify-rtx.c (simplify_unary_operation): Add a missing
10936 "break" statement.
10938 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10940 PR tree-optimization/18663
10941 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10942 if the type has variable bounds.
10944 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10946 * gcse.c: Remove an obsolete comment.
10948 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10950 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10952 * doc/extend.texi (Function Attributes) <Attribute const>: The
10953 attribute "pure" is below this text, not above.
10955 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10957 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10958 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10959 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10961 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10963 PR 18785
10964 * langhooks.h (struct lang_hooks): Add to_target_charset.
10965 * langhooks.c (lhd_to_target_charset): New function.
10966 * langhooks-def.h: Declare lhd_to_target_charset.
10967 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10968 (LANG_HOOKS_INITIALIZER): Update.
10969 * c-common.c (c_common_to_target_charset): New function.
10970 * c-common.h: Declare it.
10971 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10972 c_common_to_target_charset.
10974 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10975 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10976 Delete definitions.
10977 * system.h: Poison them.
10978 * doc/tm.texi: Don't discuss them.
10979 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10980 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10981 (pp_c_char): Do not attempt to generate letter escapes for
10982 newline, tab, etc.
10983 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10984 * config/mips/mips.c (mips_output_ascii): Likewise.
10986 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10988 PR tree-optimization/19951
10989 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10990 is abnormal.
10992 2005-02-19 Steven Bosscher <stevenb@suse.de>
10994 PR middle-end/19698
10995 * function.h (struct function): New field `max_loop_depth'.
10996 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10997 (flow_loops_find): Reset the max loop depth count before finding loops.
10998 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10999 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
11000 (calculate_global_regs_live): Make sure the loop will terminate
11001 when the initial sets are not empty.
11003 2005-02-19 Zack Weinberg <zack@codesourcery.com>
11005 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
11006 object inside.
11007 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
11009 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
11011 PR other/19525
11012 * doc/invoke.texi: Remove documentation of %M spec.
11013 * gcc.c: Likewise.
11014 (init_spec): Remove %M suffix from -lgcc_s.
11015 (do_spec_1): Remove 'M' case.
11016 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
11017 to put shared libraries in the multilib directory. Remove the
11018 shlib_so_soname substitution variable. Don't add a multilib encoding
11019 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
11020 reported by -print-multi-os-directory. Pass @multilib_dir@ to
11021 SHLIB_INSTALL as well as SHLIB_LINK.
11022 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
11023 (SHLIB_NAME): Delete.
11024 (SHLIB_DIR): New macro.
11025 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
11026 (SHLIB_INSTALL): Adjust accordingly.
11027 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
11028 * config/t-slibgcc-sld: Likewise.
11029 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
11030 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
11031 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
11032 in $(SHLIB_DIR).
11033 (SHLIBUNWIND_INSTALL): Adjust accordingly.
11034 * config/i386/t-nwld (SHLIB_SONAME): Delete.
11035 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
11036 Use @shlib_base_name@ instead of @shlib_so_name@.
11037 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
11038 and @shlib_base_name@.so in @multilib_dir@.
11039 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
11040 to the install path.
11041 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
11042 (SHLIB_LINK): Remove previous workaround.
11043 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
11044 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
11045 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
11046 the install path.
11047 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
11048 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
11049 (SHLIB_INSTALL): Adjust accordingly.
11050 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
11051 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
11052 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
11053 config/t-slibgcc-elf-ver.
11055 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
11056 Jakub Jelinek <jakub@redhat.com>
11058 PR tree-optimization/19828
11059 * tree-ssa-loop-im.c: Add a TODO comment.
11060 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
11061 without side-effects.
11063 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11065 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
11066 call fold_convert.
11068 2005-02-18 James E. Wilson <wilson@specifixinc.com>
11070 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
11071 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
11072 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
11073 functions.
11074 (ia64_reorg): Delete fixup_errata call.
11075 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
11076 (TARGET_SWITCHES): Delete -mb-step entry.
11078 2005-02-19 Jakub Jelinek <jakub@redhat.com>
11080 PR c/20043
11081 * c-typeck.c (composite_type): Handle quals in transparent unions.
11082 (type_lists_compatible_p): Likewise.
11084 2005-02-18 Stan Shebs <shebs@apple.com>
11086 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
11087 expressions in the .literal8 section.
11089 2005-02-18 Geoffrey Keating <geoffk@apple.com>
11091 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
11093 2005-02-18 Roger Sayle <roger@eyesopen.com>
11095 * fold-const.c (constant_boolean_node): Always create values of the
11096 specified type, don't bother calling truthvalue_conversion.
11098 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11100 * except.c (output_function_exception_table): Call
11101 assemble_external_libcall (eh_personality_libfunc).
11103 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11105 PR target/19886
11106 * config/ia64/ia64.h (struct machine_function): Add state_num.
11107 * config/ia64/ia64.c (process_epilogue,
11108 process_for_unwind_directive): Use new unwind state numbers each
11109 time rather than state 1.
11111 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
11113 PR target/20054
11114 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
11115 before the "*llgt_didi" pattern.
11117 2005-02-18 Jason Merrill <jason@redhat.com>
11119 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
11121 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
11123 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
11124 (div0): Use it in place of ARM_FUNC_ALIAS.
11125 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
11127 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
11129 PR middle-end/20030
11130 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
11131 access, the lower bound of the array type if it exists.
11133 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
11135 PR c++/20008
11136 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
11137 cases that are out-of-range for the index type.
11139 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11141 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
11142 (estimate_case_costs): Don't call convert.
11143 * expmed.c (expand_shift): Likewise.
11144 (make_tree): Call fold_convert instead of convert.
11146 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11148 PR c++/19813
11149 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
11150 that ref to be marked MEM_READONLY_P doesn't have base that needs
11151 constructing.
11153 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11155 * genautomata.c (output_get_cpu_unit_code_func,
11156 output_cpu_unit_reservation_p): Don't generate old-style function
11157 definitions.
11159 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11161 PR c++/20023
11162 PR tree-optimization/20009
11163 * convert.c (convert_to_integer): Revert 2005-02-16 change.
11165 PR tree-optimization/18947
11166 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
11167 inline, remove all nodes that are inlined into the extern inline
11168 being redefined.
11170 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11172 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
11173 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
11174 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
11175 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
11176 Update copyright.
11178 2005-02-17 Roger Sayle <roger@eyesopen.com>
11180 PR tree-optimization/19917
11181 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
11182 to be potentially trapping.
11184 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11186 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
11188 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
11190 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
11191 tem becomes a local variable which is set to the value of the
11192 back end defined INITIAL_FRAME_ADDRESS macro.
11193 (expand_builtin_frame_address): Omit the base parameter to
11194 expand_builtin_return_addr.
11195 (expand_builtin_profile_func): Likewise.
11196 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
11197 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
11198 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
11200 2005-02-17 Jakub Jelinek <jakub@redhat.com>
11202 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
11203 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
11204 * config/frv/frv.c (frv_function_epilogue): Likewise.
11206 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
11208 * lambda-code (perfect_nestify): Remove mark/unmark
11209 for rewriting hack.
11210 * tree-loop-linear.c (linear_transform_loops): Add
11211 rewrite_into_ssa call so that ssa is correct for
11212 rewriting into loop closed.
11214 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
11216 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
11217 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
11218 BITMAP_FREE.
11219 * bt-load.c (btr_def_live_range, combine_btr_defs,
11220 migrate_btr_def, migrate_btr_defs): Likewise.
11221 * cfgcleanup.c (thread_jump): Likewise.
11222 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
11223 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
11224 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
11225 df_rd_local_compute, df_reg_info_compute): Likewise.
11226 * dominance.c (init_dom_info, free_dom_info): Likewise.
11227 * flow.c (init_propagate_block_info,
11228 free_propagate_block_info): Likewise.
11229 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
11230 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
11231 modify_reg_pav): Likewise.
11232 * loop-invariant.c (find_defs, find_invariant_insn,
11233 find_invariants, free_inv_motion_data): Likewise.
11234 * predict.c (tree_predict_by_opcode,
11235 estimate_bb_frequencies): Likewise.
11236 * stmt.c (expand_case): Likewise.
11237 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
11238 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
11239 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
11240 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
11241 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
11242 rewrite_ssa_into_ssa): Likewise.
11243 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11244 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
11245 analyze_edges_for_bb, perform_edge_inserts): Likewise.
11246 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
11247 * tree-sra.c (tree_sra): Likewise.
11248 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
11249 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11250 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
11251 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11252 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
11253 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
11254 Likewise.
11255 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
11256 calculate_live_on_entry, calculate_live_on_exit,
11257 build_tree_conflict_graph): Likewise.
11258 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
11259 record_important_candidates, set_use_iv_cost, find_depends,
11260 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11261 tree_ssa_iv_optimize_finalize): Likewise.
11262 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11263 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11264 tree_duplicate_loop_to_header_edge): Likewise.
11265 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11266 * tree-ssa.c (verify_flow_insensitive_alias_info,
11267 verify_name_tags, verify_ssa, init_tree_ssa,
11268 delete_tree_ssa): Likewise.
11269 * tree-ssanames.c (marked_ssa_names, init_ssanames,
11270 fini_ssanames): Likewise.
11271 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11273 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
11275 * config/rs6000/t-rtems: Completely reworked.
11277 2005-02-17 Ira Rosen <irar@il.ibm.com>
11279 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11281 2005-02-17 Ira Rosen <irar@il.ibm.com>
11283 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11284 POINTER_TYPE_P when checking that type is a pointer.
11285 (vect_get_memtag): Remove.
11286 (vect_address_analysis): Use POINTER_TYPE_P. Call
11287 vect_object_analysis with dummy parameter for memtag.
11288 (vect_object_analysis): Extract memtag (functionality that
11289 used to be in vect_get_memtag and moved here). Fix printings.
11290 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11291 with correct parameters. Remove call to vect_get_memtag.
11293 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
11295 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11296 (tree-vectorizer.o): Added missing dependencies.
11298 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11299 decleration.
11300 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11301 declaration in tree-vectorizer.c, now has an extern declaration in
11302 tree-vectorizer.h).
11303 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11304 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11305 get_vectype_for_scalar_type, vect_is_simple_use,
11306 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11307 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11308 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11309 vectorizable_store, vectorizable_operation, vectorizable_assignment,
11310 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11311 find_loop_location): Likewise.
11313 * tree-vectorizer.c (langhooks.h): #include removed.
11314 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11315 moved to tree-vectorized.h.
11316 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11317 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11318 get_vectype_for_scalar_type, vect_is_simple_use,
11319 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11320 vect_supportable_dr_alignment, new_loop_vec_info,
11321 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11322 vect_set_verbosity_level, find_loop_location): Likewise.
11324 (vect_analyze_loop): Function externalized. Declaration moved to
11325 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11326 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11327 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11328 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11329 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11330 vect_enhance_data_refs_alignment, vect_analyze_operations,
11331 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11332 vect_stmt_relevant_p, vect_get_loop_niters,
11333 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11334 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11335 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11336 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11337 vect_get_memtag): Likewise.
11339 (vectorizable_load): Function externalized. Declaration moved to
11340 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11341 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11342 vect_transform_loop): Likewise.
11343 (vect_transform_stmt): Moved to tree-vect-transform.c.
11344 (vect_align_data_ref, vect_create_destination_var,
11345 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11346 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11347 vect_get_vec_def_for_operand, vect_init_vector,
11348 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11349 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11350 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11351 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11352 vect_do_peeling_for_loop_bound): Likewise.
11354 * tree-vect-analyze.c: New file.
11355 * tree-vect-transform.c: New file.
11357 2005-02-17 Jason Merrill <jason@redhat.com>
11359 PR mudflap/19319, c++/19317
11360 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11361 slot explicit.
11363 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
11365 * doc/install.texi (Specific): Update link for Darwin-specific
11366 tool binary site.
11368 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
11370 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11371 constant_boolean_node.
11373 2005-02-16 David Edelsohn <edelsohn@gnu.org>
11375 PR target/19019
11376 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11377 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11379 2005-02-16 Richard Henderson <rth@redhat.com>
11381 PR 19920
11382 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11383 with W_TYPE_SIZE.
11384 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11385 replace uses with Wtype_MAXp1_F.
11386 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11387 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11388 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11389 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11390 and HAVE_TFMODE as appropriate.
11391 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11392 (__floatdisf): Likewise.
11393 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11394 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11395 (Wtype_MAXp1_F): New.
11396 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11397 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11399 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11401 * PR target/19162
11402 * arm.c (arm_apply_result_size): New function.
11403 * arm.h (APPLY_RESULT_SIZE): Define.
11404 * arm-protos.h (arm_apply_result_size): Add prototype.
11405 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11406 (movxf): New expand.
11407 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11408 (call_value_symbol): Remove predicate for operand 0.
11409 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11410 (untyped_call): Rework to correclty return values for any type.
11411 (untyped_return): New expand.
11412 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11414 2005-02-16 Stan Shebs <shebs@apple.com>
11416 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11417 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11419 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11421 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11422 configure settings on Solaris 7 and later.
11424 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11426 PR tree-optimization/19865
11427 * tree-optimize.c (init_tree_optimization_passes): Run
11428 pass_may_alias after pass_sra.
11430 2005-02-16 Richard Henderson <rth@redhat.com>
11431 Stuart Hastings <stuart@apple.com>
11433 PR debug/19521
11434 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11435 Do nothing if debug info suppressed for this function.
11436 (dbxout_begin_function): Early exit if debug info suppressed for
11437 this function.
11439 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11441 PR target/20007
11442 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11443 find_basic_blocks.
11444 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11446 PR tree-optimization/19967
11447 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11448 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11449 argument TYPE. Adjust calls to fold_builtin_XXX.
11450 (expand_builtin, fold_builtin_1): Adjust calls to
11451 expand_builtin_XXX.
11452 (fold_builtin_strchr, fold_builtin_strpbrk,
11453 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11454 result to a requested type TYPE.
11456 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11458 PR middle-end/19857
11459 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11460 (T)x & (T)cst if (T)cst overflows.
11461 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11462 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11464 2005-02-15 Jeff Law <law@redhat.com>
11466 * gcse.c (blocks_with_calls): New bitmap.
11467 (alloc_gcse_mem): Allocate it.
11468 (free_gcse_mem): Free it.
11469 (clear_modifY_mem_tables): Clear it.
11470 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11471 when we encounter CALL_INSNs.
11472 (compute_transp, case MEM): Handle blocks with calls separate
11473 from blocks without calls. Use bitmap iterators rather than
11474 FOR_EACH_BB.
11476 2005-02-15 Peter O'Gorman <peter@pogma.com>
11478 PR bootstrap/18810
11479 * mklibgcc.in (vis_hide): Use a temporary object file, not
11480 -o /dev/null.
11482 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11484 PR target/19924
11485 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11486 access optimization.
11488 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11489 Alan Modra <amodra@bigpond.net.au>
11491 PR target/19019
11492 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11493 (_xlqsub): Rename to __gcc_qsub.
11494 (_xlqmul): Rename to __gcc_qmul.
11495 (_xlqdiv): Rename to __gcc_qdiv.
11496 Provide versioned symbol aliases with old names.
11497 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11498 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11499 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11500 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11501 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11503 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11505 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11506 Fold ~(A - 1) and ~(A + -1) to -A.
11508 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11510 PR pch/14940
11511 PR target/19300
11512 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11513 config/pa/pa-host.c:pa_gt_pch_use_address.
11515 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11517 * tree-vn.c (get_value_handle): Make sure that given an
11518 is_gimple_min_invariant expression, we always return it.
11520 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11522 * passes.c (rest_of_handle_gcse): Fix a comment.
11524 2005-02-15 Jeff Law <law@redhat.com>
11526 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11527 bitmap.
11528 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11529 (canon_list_insert, record_last_mem_set_info): Similarly.
11530 (clear_modify_mem_tables): Similarly.
11532 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11534 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11535 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11536 config/mips/mips.md, config/rs6000/aix.h,
11537 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11539 2005-02-15 Richard Henderson <rth@redhat.com>
11541 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11542 call to be best_edge.
11544 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11546 * basic-block.h: Adjust the prototype for find_basic_blocks.
11547 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11548 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11549 find_basic_blocks.
11551 * flow.c (recompute_reg_usage): Remove all arguments.
11552 * passes.c (rest_of_compilation): Adjust the call to
11553 recompute_reg_usage.
11554 * rtl.h: Adjust the prototype for recompute_reg_usage.
11556 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11558 * tree-dump.c (dump_files): Update to reflect new member
11559 of dump_file_info.
11560 (dump_register): Add new argument.
11561 Set glob name.
11562 (dump_switch_p_1): Check against glob name if doglob was passed.
11563 (dump_switch_p): Check against regular first, then glob if
11564 we didn't have any hits on the dump name.
11565 * tree-optimize.c (register_one_dump_file):
11566 Pass in glob name as well.
11567 * tree-pass.h (struct dump_file_info): Add glob
11568 member.
11570 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11572 PR preprocessor/16323
11573 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11575 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11577 PR target/19019
11578 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11579 (trunctfdf2_internal1): New.
11580 (trunctfdf2_internal2): Renamed from trunctfdf2.
11582 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11584 PR tree-optimization/19853
11585 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11587 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11589 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11590 delete_dead_jumptables and cleanup_cfg.
11592 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11594 * reload.c (find_reloads): Swap address_reloaded flags when
11595 swapping commutative operands.
11597 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11599 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11600 Use standard_iv_increment_position for computing the bsi position
11601 for create_iv.
11602 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11603 the bsi position.
11605 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11607 PR target/17428
11608 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11609 life range of hard registers.
11610 * value-prof.c (insn_prefetch_values_to_profile): Only
11611 scan normal insns.
11613 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11614 profile in libcalls.
11616 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11618 * bitmap.h (bitmap_and_compl_into): Return bool.
11619 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11621 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11623 PR tree-optimization/19944
11624 * fold-const.c (fold): Re-add ABS_EXPR folding.
11626 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11628 PR target/19019
11629 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11630 {TARGET,MASK}_XL_COMPAT.
11631 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11632 MASK_XL_COMPAT.
11633 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11634 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11635 TARGET_XL_COMPAT.
11636 (rs6000_arg_partial_bytes): Same.
11637 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11638 and XL compatibility enabled.
11639 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11640 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11641 test to final condition.
11642 (cmptf_internal2): New.
11643 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11644 xl-compat. Add TFmode information to description.
11646 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11648 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11650 2005-02-13 Jason Merrill <jason@redhat.com>
11652 PR c++/16405
11653 * fold-const.c (fold_indirect_ref_1): Split out from...
11654 (build_fold_indirect_ref): Here.
11655 (fold_indirect_ref): New fn.
11656 * tree.h: Declare it.
11657 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11658 (gimplify_modify_expr_rhs): Likewise.
11659 (gimplify_expr): Likewise.
11661 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11663 PR tree-optimization/14303
11664 PR tree-optimization/15784
11665 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11666 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11667 ABS_EXPR<x> != 0 to x != 0.
11669 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11671 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11672 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11673 spelling conventions.
11675 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11676 delete_trivially_dead_insns too many times.
11678 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11679 tem and tem2.
11681 2005-02-12 Ira Rosen <irar@il.ibm.com>
11683 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11684 (vect_is_simple_iv_evolution): Remove redundant parameter
11685 and step check.
11686 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11687 without last parameter.
11688 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11689 Return pointer step. Call vect_is_simple_iv_evolution without
11690 last parameter. Check only that the step is multiple of size
11691 type. Remove stmt_vinfo updates.
11692 (vect_get_memtag_and_dr): Remove.
11693 (vect_get_memtag): New function.
11694 (vect_address_analysis): New function.
11695 (vect_object_analysis): New function.
11696 (vect_analyze_data_refs): Call vect_object_analysis and
11697 vect_get_memtag. Update stmt_vinfo fields.
11699 2005-02-12 Ira Rosen <irar@il.ibm.com>
11701 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11702 exist and are objects. Remove checks for pointer.
11703 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11704 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11705 (vect_create_data_ref_ptr): Likewise.
11706 (vect_base_addr_differ_p): New function.
11707 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11708 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11709 Don't set the DR_BASE_NAME field of data-ref.
11710 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11712 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11714 * optabs.h (enum optab_index): Add new OTI_ldexp.
11715 (ldexp_optab): Define corresponding macro.
11716 * optabs.c (init_optabs): Initialize ldexp_optab.
11717 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11718 patterns.
11719 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11720 using ldexp_optab.
11721 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11722 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11724 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11725 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11726 intrinsics.
11728 2005-02-12 Ira Rosen <irar@il.ibm.com>
11730 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11731 to base_address.
11732 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11733 stmt_vec_info.
11734 (vect_get_base_and_offset): Always return an address.
11735 (vect_create_addr_base_for_vector_ref): Remove treatment for
11736 different data reference types.
11737 (vect_compute_data_ref_alignment): Rename base to base_address in
11738 stmt_vec_info. Get the object in order to force its alignment.
11739 (vect_get_memtag_and_dr): Rename base to base_address in
11740 stmt_vec_info. Extract the object for memtag analysis.
11742 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11744 PR regression/19898.
11745 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11746 changes cc_status, use apply modified_in_p to part of cc_status
11747 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11748 body.
11750 2005-02-11 Richard Henderson <rth@redhat.com>
11752 * tree-complex.c (expand_complex_libcall): New.
11753 (expand_complex_multiplication): Use it for c99 compliance.
11754 (expand_complex_division): Likewise.
11755 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11756 (fold): Call them.
11757 * builtins.c (built_in_names): Remove const.
11758 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11759 builtins.
11760 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11761 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11762 (built_in_names): Remove const.
11763 * c-common.c (c_common_type_for_mode): Handle complex modes.
11764 * flags.h, toplev.c (flag_complex_method): Rename from
11765 flag_complex_divide_method.
11766 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11767 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11768 * libgcc2.h: Declare them.
11769 * libgcc-std.ver: Export them.
11770 * mklibgcc.in (lib2funcs): Build them.
11772 2005-02-11 Steven Bosscher <stevenb@suse.de>
11774 PR tree-optimization/19876
11775 Partially revert my change from 2005-01-14
11776 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11777 (compute_antic): ...and remove the loop here.
11779 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11781 PR middle-end/19858
11782 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11783 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11785 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11786 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11788 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11790 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11791 offsets for the big-endian 32-bit case.
11793 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11795 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11797 2005-02-11 Dale Johannesen <dalej@apple.com>
11799 * cselib.c (cselib_process_insn): Clear out regs where
11800 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11801 * reload.c (find_equiv_reg): Ditto.
11803 2005-02-11 Ian Lance Taylor <ian@airs.com>
11805 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11806 with no elements.
11808 * tree.c (build_function_type_list): Work correctly if there are
11809 no arguments.
11811 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11813 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11814 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11815 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11816 TARGET_ZARCH instead of TARGET_64BIT.
11818 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11820 * config/rs6000/t-rtems:
11821 (MULTILIB_OPTIONS): Remove mcpu=602.
11822 (MUTLILIB_DIRNAMES): Remove m602.
11823 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11824 Let mcpu=602 match mcpu=603.
11825 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11827 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11829 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11830 signal trampolines.
11832 2005-02-10 David Daney <ddaney@avtrex.com>
11834 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11835 * config/i386/linux-unwind.h: Likewise.
11836 * config/ia64/linux-unwind.h: Likewise.
11837 * config/mips/linux-unwind.h: Likewise.
11838 * config/pa/linux-unwind.h: Likewise.
11839 * config/rs6000/linux-unwind.h: Likewise.
11840 * config/s390/linux-unwind.h: Likewise.
11841 * config/sh/linux-unwind.h: Likewise.
11842 * config/sparc/linux-unwind.h: Likewise.
11844 2005-02-10 Steven Bosscher <stevenb@suse.de>
11846 PR tree-optimization/17549
11847 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11848 TER to replace a DEF with its expression if the DEF and the
11849 rhs of the expression we replace into have the same root
11850 variable.
11852 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11854 * config/mips/mips.md: Fix the placement of the match_scratch in the
11855 lea64 peephole2.
11857 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11859 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11860 Fix comment typos.
11862 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11864 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11865 (strip_offset): Handle addresses.
11866 (add_address_candidates): Use strip_offset.
11867 (difference_cost): Reflect strip_offset change.
11868 (force_var_cost, difference_cost): Strip nops.
11870 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11872 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11874 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11875 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11876 config/cris/cris-protos.h, config/cris/cris.c: Update
11877 copyright.
11879 2005-02-10 Jeff Law <law@redhat.com>
11881 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11882 (lookup_avail_expr): Similarly.
11884 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11886 * builtins.c (fold_builtin_powi): New function.
11887 (fold_builtin_1): Call it.
11889 2005-02-10 Steven Bosscher <stevenb@suse.de>
11891 PR documentation/19309
11892 * doc/cpp.texi: The __GNUC__ and related predefined macros
11893 are also defined for the "standalone" cpp.
11894 Some non-GCC compilers may also define __GNUC__.
11896 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11898 PR c/19342
11899 * c-typeck.c (common_type): New routine. Old common_type renamed
11900 to...
11901 (c_common_type): ...this.
11902 (build_conditional_expr, build_binary_op): Use c_common_type instead
11903 of common_type.
11905 2005-02-10 Steven Bosscher <stevenb@suse.de>
11907 * doc/md.texi: Replace @samp{length} with @code{length}.
11909 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11911 PR tree-optimization/18687
11912 * tree-flow.h (find_loop_niter): Declare.
11913 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11914 Try using scev even for loops with more than one exit.
11915 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11916 (struct ivopts_data): Added niters field.
11917 (struct nfe_cache_elt): New.
11918 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11919 functions.
11920 (tree_ssa_iv_optimize_init): Initialize niters cache.
11921 (determine_number_of_iterations): Removed.
11922 (find_induction_variables): Do not call determine_number_of_iterations.
11923 Access niters for single exit through niter_for_single_dom_exit.
11924 (add_iv_outer_candidates): Access niters for single exit through
11925 niter_for_single_dom_exit.
11926 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11927 number_of_iterations_cond.
11928 (iv_period): New function.
11929 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11930 (may_replace_final_value): Take data argument. Use
11931 niter_for_single_dom_exit.
11932 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11933 (rewrite_use_compare): Pass data to may_eliminate_iv.
11934 (rewrite_use_outer): Pass data to may_replace_final_value.
11935 (free_loop_data): Clean up the niters cache.
11936 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11937 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11938 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11939 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11940 (num_ending_zeros): Moved to tree.c.
11941 * tree.h (num_ending_zeros): Declare.
11942 * tree.c (num_ending_zeros): Moved from tree.c.
11944 2005-02-09 Richard Henderson <rth@redhat.com>
11946 * builtins.c (DEF_BUILTIN): Add COND argument.
11947 * tree.h (DEF_BUILTIN): Likewise.
11948 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11949 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11950 match.
11951 (DEF_BUILTIN_STUB): New.
11952 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11953 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11954 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11955 * c-common.c (DEF_BUILTIN): Add COND argument.
11956 * tree.c (local_define_builtin): New.
11957 (build_common_builtin_nodes): New.
11959 2005-02-09 Roger Sayle <roger@eyesopen.com>
11961 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11962 floating point expression ignoring the sign of the result.
11963 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11964 (fold) <MULT_EXPR>: Use it to simplify x*x.
11965 * tree.h (fold_strip_sign_ops): Prototype here.
11966 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11967 argument. Use fold_strip_sign_ops to simplify the first argument.
11968 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11969 first argument when the second argument is an even integer
11970 constant, but only with -funsafe_math_optimizations.
11971 (fold_builtin_1): Update call to fold_builtin_copysign.
11973 2005-02-09 Ian Lance Taylor <ian@airs.com>
11975 PR middle-end/19583
11976 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11977 just check whether EH_FILTER_FAILURE falls through.
11979 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11981 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11982 insns return to ready list in the next turn.
11984 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11986 PR middle-end/19402
11987 * builtins.def: New __builtin_powi[lf].
11988 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11989 (expand_builtin_powi): New function.
11990 (expand_builtin): Dispatch to expand_builtin_powi.
11991 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11992 * libgcc2.c: Add __builtin_powi[lf] implementation.
11993 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11994 * optabs.h: Add powi_optab.
11995 * optabs.c (init_optabs): Initialize powi_optab.
11996 * doc/extend.texi: Document __builtin_powi[lf].
11998 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
12000 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
12001 exists.
12003 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
12005 PR middle-end/19854
12006 * fold-const.c (try_move_mult_to_index): Remove redundant
12007 type argument. Create ADDR_EXPR with correct type.
12008 (fold): Update callers of try_move_mult_to_index. Convert
12009 result to the appropriate type.
12011 2005-02-09 Roger Sayle <roger@eyesopen.com>
12013 PR target/19597
12014 * config/avr/avr.c (default_rtx_costs): Delete.
12015 (avr_operand_rtx_cost): New function.
12016 (avr_rtx_costs): Completely rewrite.
12018 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
12020 PR target/19806
12021 * config/cris/cris.c (in_code): New variable.
12022 (cris_output_addr_const): Now a static function, a wrapper for
12023 output_addr_const.
12024 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
12025 case from old cris_output_addr_const.
12026 (cris_asm_output_label_ref): Similar for LABEL_REF.
12027 (cris_output_addr_const_extra): Similar for UNSPEC.
12028 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
12029 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
12030 * config/cris/cris-protos.h (cris_output_addr_const): Remove
12031 declaration.
12032 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
12033 (cris_asm_output_label_ref): Declare.
12035 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
12037 PR preprocessor/19801
12038 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
12039 filenames that changed when libcpp was moved to the toplevel.
12041 2005-02-07 Roger Sayle <roger@eyesopen.com>
12043 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12044 zero extensions of BImode operands. Call lowpart_subreg instead
12045 of gen_lowpart_common and gen_lowpart_SUBREG.
12047 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
12049 PR ada/19489
12050 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
12051 * configure.ac: Set cc_for_cross_gnattools.
12052 * configure: Regenerate.
12054 2005-02-08 Alan Modra <amodra@bigpond.net.au>
12056 PR target/19803
12057 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
12059 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12061 PR debug/19327
12062 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
12063 of nested functions.
12065 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
12067 * doc/extend.texi: Document deprecated extensions allowing
12068 static floating-point members to have initializers and allowing
12069 floating-point literals in integral constant expressions.
12071 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
12073 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
12074 config/darwin7.h, config/mips/mips.c,
12075 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
12076 Update copyright.
12078 * cse.c: Update comments.
12080 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
12082 PR middle-end/19775
12083 * builtins.c (fold_builtin_sqrt): Transform
12084 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
12085 pow(x,y*0.5).
12087 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
12088 Dorit Naishlos <dorit@il.ibm.com>
12090 * doc/invoke.texi (ftree-vectorizer-verbose): New.
12091 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
12092 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
12093 was added.
12094 * tree.h (vect_set_verbosity_level): New extern function declaration
12095 added.
12096 * tree-vectorizer.h (verbosity_levels): New enum type.
12097 * tree-vectorizer.c (vect_debug_stats): Function removed.
12098 (vect_debug_details): Likewise.
12099 (vect_verbosity_level): Global variable was defined and initialized.
12100 (vect_dump): Global variable definition.
12101 (vect_print_dump_info): New function.
12102 (vect_set_dump_settings): New function.
12103 (vect_set_verbosity_level): New function.
12104 (vectorize_loops): Add call to vect_set_dump_settings.
12106 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
12107 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12108 (slpeel_tree_peel_loop_to_edge): Likewise.
12110 (vect_analyze_offset_expr): Call to vect_print_dump_info with
12111 appropriate verbosity level instead of call to vect_debug_details
12112 or vect_debug_stats.
12113 (vect_get_base_and_offset):
12114 (vect_create_addr_base_for_vector_ref):
12115 (get_vectype_for_scalar_type):
12116 (vect_create_data_ref_ptr):
12117 (vect_init_vector):
12118 (vect_get_vec_def_for_operand):
12119 (vect_finish_stmt_generation):
12120 (vectorizable_assignment):
12121 (vectorizable_operation):
12122 (vectorizable_store):
12123 (vectorizable_load):
12124 (vect_transform_stmt):
12125 (vect_update_ivs_after_vectorizer):
12126 (vect_do_peeling_for_loop_bound):
12127 (vect_update_inits_of_drs):
12128 (vect_do_peeling_for_alignment):
12129 (vect_transform_loop):
12130 (vect_is_simple_use):
12131 (vect_analyze_operations):
12132 (vect_is_simple_iv_evolution):
12133 (vect_analyze_scalar_cycles):
12134 (vect_analyze_data_ref_dependence):
12135 (vect_analyze_data_ref_dependences):
12136 (vect_compute_data_ref_alignment):
12137 (vect_enhance_data_refs_alignment):
12138 (vect_analyze_data_refs_alignment):
12139 (vect_analyze_data_ref_access):
12140 (vect_analyze_data_ref_accesses):
12141 (vect_analyze_pointer_ref_access):
12142 (vect_get_memtag_and_dr):
12143 (vect_analyze_data_refs):
12144 (vect_mark_relevant):
12145 (vect_stmt_relevant_p):
12146 (vect_mark_stmts_to_be_vectorized):
12147 (vect_can_advance_ivs_p):
12148 (vect_get_loop_niters):
12149 (vect_analyze_loop_form):
12150 (vect_analyze_loop):
12151 (vectorize_loops): Likewise.
12153 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
12154 (vect_update_inits_of_drs):
12155 (vect_do_peeling_for_alignment):
12156 (vect_transform_loop):
12157 (vect_analyze_operations):
12158 (vect_analyze_scalar_cycles):
12159 (vect_analyze_data_ref_dependences):
12160 (vect_analyze_data_refs_alignment):
12161 (vect_analyze_data_ref_accesses):
12162 (vect_analyze_data_refs):
12163 (vect_mark_stmts_to_be_vectorized):
12164 (vect_get_loop_niters):
12165 (vect_analyze_loop_form):
12166 (vect_analyze_loop): Likewise.
12167 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
12169 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
12171 PR bootstrap/19796
12172 Revert:
12173 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12174 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12175 either -ffast-math or -funsafe-math-optimizations is in use.
12177 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12178 * config/mips/irix-csr.c: New file.
12179 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12180 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12181 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12182 executables.
12184 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
12186 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
12187 redundant, incorrect definitions.
12189 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
12190 expand.
12191 ("*tls_indirect_call"): New, reference hard regs directly.
12192 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
12194 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12196 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
12197 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
12199 2005-02-06 Roger Sayle <roger@eyesopen.com>
12201 PR rtl-optimization/19800
12202 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
12203 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
12204 gen_lowpart.
12206 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12208 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
12210 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
12212 PR other/17135
12213 * doc/invoke.texi: Correct documentation of -freorder-functions.
12215 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12217 PR other/14402
12218 * doc/invoke.texi: Don't mention gccbug.
12220 2005-02-06 Roger Sayle <roger@eyesopen.com>
12221 Andrew Pinski <pinskia@physics.uc.edu>
12222 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12224 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12225 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
12226 into just (zero_extract:SI FOO (const_int 1) BAR).
12228 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12230 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
12231 macro locally. Don't give last revision date. Use GCC version
12232 number from gcc-common.texi.
12233 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
12234 revision date. Use GCC version number from gcc-common.texi.
12235 Describe being a library as current state rather than as 3.x
12236 history.
12237 * doc/gcc.texi: Remove last update date.
12238 * doc/gccint.texi: Likewise. Update copyright dates.
12239 * doc/install.texi: Update copyright dates.
12241 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12243 PR other/7549
12244 * doc/invoke.texi: Mention for each option included in -Wall that
12245 it is included in -Wall.
12246 * doc/gcc.texi: Update copyright and last modification date.
12248 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12250 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
12251 unnecessary cast to original induction variable increments.
12253 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12255 PR tree-optimization/18219
12256 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
12257 in distributed form.
12259 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
12261 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12262 Set bitpos and offset later in the function. Do nothing if the
12263 target is a register and if the bitfield lies completely outside
12264 that register.
12265 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12266 here. Return an uninitialised register if the source value is stored
12267 in a register and the bitfield lies completely outside that register.
12269 2005-02-06 Steven Bosscher <stevenb@suse.de>
12271 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12272 not SET_DEST.
12274 2005-02-06 Marcin Dalecki <martin@dalecki.de>
12276 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12278 2005-02-06 Geoffrey Keating <geoffk@apple.com>
12280 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12281 * config/darwin8.h: New.
12282 * config/darwin7.h: Update comment.
12284 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12285 Dorit Naishlos <dorit@il.ibm.com>
12287 * tree-vectorizer.h (LOC): New type.
12288 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12289 (loop_line_number): New field in struct _loop_vec_info.
12290 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12292 * tree-vectorizer.c (input.h): Included.
12293 (find_loop_location): New function.
12294 (vect_debug_stats): Argument changed from loop to LOC. Computation of
12295 loop line number removed.
12296 (vect_debug_details): Likewise.
12297 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12299 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12300 call to vect_debug_details/stats changed from loop to loop_loc.
12301 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12302 (slpeel_tree_peel_loop_to_edge): Likewise.
12304 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12305 changed from NULL to UNKNOWN_LOC.
12306 (vect_get_base_and_offset):
12307 (vect_create_addr_base_for_vector_ref):
12308 (get_vectype_for_scalar_type):
12309 (vect_create_data_ref_ptr):
12310 (vect_init_vector):
12311 (vect_get_vec_def_for_operand):
12312 (vect_finish_stmt_generation):
12313 (vectorizable_assignment):
12314 (vectorizable_operation):
12315 (vectorizable_store):
12316 (vectorizable_load):
12317 (vect_transform_stmt):
12318 (vect_update_ivs_after_vectorizer):
12319 (vect_do_peeling_for_loop_bound):
12320 (vect_do_peeling_for_alignment):
12321 (vect_transform_loop):
12322 (vect_is_simple_use):
12323 (vect_analyze_operations):
12324 (vect_is_simple_iv_evolution):
12325 (vect_analyze_scalar_cycles):
12326 (vect_analyze_data_ref_dependences):
12327 (vect_compute_data_ref_alignment):
12328 (vect_enhance_data_refs_alignment):
12329 (vect_analyze_data_ref_access):
12330 (vect_analyze_data_ref_accesses):
12331 (vect_analyze_pointer_ref_access):
12332 (vect_get_memtag_and_dr):
12333 (vect_analyze_data_refs):
12334 (vect_mark_relevant):
12335 (vect_stmt_relevant_p):
12336 (vect_mark_stmts_to_be_vectorized):
12337 (vect_can_advance_ivs_p):
12338 (vect_get_loop_niters):
12339 (vect_analyze_loop):
12340 (vectorize_loops): Likewise.
12342 (vectorizable_load): Argument in call to vect_debug_details/stats
12343 changed from loop to LOOP_LOC (loop_vinfo).
12344 (vect_transform_loop):
12345 (vect_analyze_operations):
12346 (vect_analyze_scalar_cycles):
12347 (vect_analyze_data_ref_dependence):
12348 (vect_enhance_data_refs_alignment):
12349 (vect_analyze_data_ref_accesses):
12350 (vect_analyze_pointer_ref_access):
12351 (vect_analyze_data_refs):
12352 (vect_analyze_loop): Likewise.
12354 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12355 changed from loop to loop_loc.
12357 (vect_enhance_data_refs_alignment): Removed unused variable loop.
12359 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12360 Dorit Naishlos <dorit@il.ibm.com>
12362 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12363 declaration added.
12364 (vect_analyze_data_ref_dependences): Likewise.
12366 (vect_is_simple_use): Argument changed from loop structure to
12367 loop_vect_info structure.
12368 (vect_can_advance_ivs_p): Likewise.
12369 (vect_create_index_for_vector_ref): Likewise.
12370 (vect_update_ivs_after_vectorizer): Likewise.
12371 (new_stmt_vec_info): Likewise.
12373 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12374 changed from loop to loop_vinfo.
12375 (vect_create_data_ref_ptr): First argument in call to
12376 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12377 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12378 was changed from loop to loop_vinfo.
12379 (vectorizable_operation): Likewise.
12380 (vectorizable_store): Likewise.
12381 (vect_mark_stmts_to_be_vectorized): Likewise.
12382 (vect_do_peeling_for_loop_bound): First argument in call to
12383 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12384 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12385 was changed from loop to loop_vinfo.
12386 (vect_analyze_data_ref_dependences): Third argument in call to
12387 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12389 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12390 (vect_create_data_ref_ptr): Likewise.
12391 (vect_init_vector): Likewise.
12392 (vect_get_vec_def_for_operand): Likewise.
12393 (vectorizable_assignment): Likewise.
12394 (vectorizable_operation): Likewise.
12395 (vectorizable_store): Likewise.
12396 (vectorizable_load): Likewise.
12397 (vect_update_ivs_after_vectorizer): Likewise.
12398 (vect_is_simple_use): Likewise.
12399 (vect_analyze_data_ref_dependence): Likewise.
12400 (vect_analyze_pointer_ref_access): Likewise.
12401 (vect_can_advance_ivs_p): Likewise.
12403 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12404 before _stmt_vec_info.
12405 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12406 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12407 (new_stmt_vec_info): Argument changed from loop structure to
12408 loop_vect_info structure
12410 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12411 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12412 (vect_create_addr_base_for_vector_ref): Likewise.
12413 (vect_analyze_pointer_ref_access): Likewise.
12415 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12417 PR tree-opt/19768
12418 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12419 phi flag if the phi is abnormal.
12421 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12423 PR tree-opt/19736
12424 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12425 information for the new statement.
12427 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12429 PR driver/19117
12430 * gcc.c (main): Include the target in -v output.
12432 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12434 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12435 Do not drop the extend if we'd have to add a paradoxical subreg
12436 later. Include optabs.h and insn-codes.h.
12437 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12439 2005-02-02 Roger Sayle <roger@eyesopen.com>
12441 PR middle-end/19405
12442 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12443 * fold-const.c (const_binop): Avoid constant folding floating
12444 point operations in modes that use composite representations.
12445 * simplify-rtx.c (simplify_binary_operation): Likewise.
12447 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12449 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12450 a REG, not a MEM.
12451 (altivec_dstt): Likewise.
12452 (altivec_dstst): Likewise.
12453 (altivec_dststt): Likewise.
12454 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12455 of first operand.
12457 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12459 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12460 EXPR_LOCUS from orig_cond to the new cond_stmt.
12461 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12462 the new vec_stmt.
12464 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12466 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12467 standard_iv_increment_position. Remove call to bsi_next
12468 (no need to bump the iterator anymore).
12469 (vect_create_index_for_vector_ref): Call
12470 standard_iv_increment_position. Remove second function argument.
12471 (vect_finish_stmt_generation): Remove call to bsi_next
12472 (no need to bump the iterator anymore).
12473 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12474 to vect_create_index_for_vector_ref.
12476 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12478 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12479 phis are used out of the loop.
12481 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12483 PR c/17807
12484 * c-decl.c (undef_nested_function): New variable.
12485 (pop_scope): Diagnose undefined nested functions.
12486 (finish_function): Don't attempt cgraph processing or genericizing
12487 if current top-level function contained an undefined nested
12488 function. Reset undef_nested_function at the end of a top-level
12489 function.
12491 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12493 * tree.c (build_int_cst_type): Take sign of the value into account
12494 when deciding whether sign extend the value.
12496 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12498 PR c/18502
12499 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12500 (cpp_options, cc1_options): Change %{std*&ansi} to
12501 %{std*&ansi&trigraphs}.
12503 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12505 * cse.c: Update comments.
12507 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12509 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12510 arguments go on the stack. Do not put complex doubles in odd/even
12511 pairs.
12513 2005-02-02 Steven Bosscher <stevenb@suse.de>
12515 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12516 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12517 -ftree-pre, and -fthread-jumps.
12519 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12521 PR tree-optimization/19578
12522 * tree-flow.h (modified_noreturn_calls): Declare.
12523 (noreturn_call_p): Declare.
12524 * tree-flow-inline.h (noreturn_call_p): New function.
12525 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12526 * tree-cfg.c (modified_noreturn_calls): New variable.
12527 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12528 that contain a mid-block noreturn call.
12529 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12531 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12533 * df.c (df_def_record_1, df_uses_record): Don't use
12534 DF_FOR_REGALLOC.
12535 * df.h (DF_FOR_REGALLOC): Remove.
12537 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12539 PR c/19435
12540 * c-typeck.c (really_start_incremental_init): Reset
12541 constructor_max_index for arrays of incomplete type.
12543 2005-02-02 Jeff Law <law@redhat.com>
12545 * gcse.c (struct reg_set): Store the block index where the register
12546 was set rather than the setting insn.
12547 (record_one_set, compute_transp): Corresponding changes.
12548 (pre_insert_copy_insn): Do not call replace_one_set.
12549 (replace_one_set): Remove.
12551 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12553 PR other/15514
12554 * doc/gcov.texi: Fix typo.
12556 2005-02-01 Richard Henderson <rth@redhat.com
12558 PR target/19680
12559 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12560 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12561 type to bool.
12562 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12563 * config/i386/i386-protos.h: Update.
12565 2005-02-01 Steven Bosscher <stevenb@suse.de>
12567 PR tree-optimization/19217
12568 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12569 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12570 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12571 that it is walking a PHI node.
12573 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12575 * doc/extend.texi (Nested Functions): Update.
12577 2005-02-01 Richard Henderson <rth@redhat.com>
12579 PR 19696
12580 * optabs.c (expand_copysign_absneg): Export.
12581 * optabs.h (expand_copysign_absneg): Declare.
12582 * config/rs6000/rs6000.md (copysigntf3): New.
12584 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12586 PR tree-optimization/19633
12587 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12588 * tree-ssa-alias.c (init_alias_info): Initialize.
12589 (merge_pointed_to_info): Set.
12590 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12591 (dump_points_to_info_for): Show value of pt_null.
12592 (struct count_ptr_d): Declare.
12593 (find_ptr_dereference): Remove.
12594 (ptr_is_dereferenced_by): Remove.
12595 (count_ptr_derefs): New local function.
12596 (count_uses_and_derefs): New local function.
12597 (compute_points_to_and_addr_escape): Call it. If the number
12598 of dereferences is greater than zero, mark the pointer as
12599 dereferenced. If there are fewer dereferences than uses of
12600 the pointer, the pointer's value escapes.
12602 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12604 PR tree-optimization/19670
12605 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12606 here...
12607 (verify_use): ... set it here, instead.
12609 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12611 * doc/sourcebuild.texi (Test directives): Fix formatting.
12613 * doc/sourcebuild.texi (Test directives): Describe selector
12614 expressions.
12616 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12618 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12619 specific 64-bit CPUs.
12621 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12623 PR target/16201
12624 * arm.c (arm_eliminable_register): New function.
12625 (adjacent_mem_locations): Don't allow eliminable registers. Use
12626 HOST_WIDE_INT for address offsets.
12627 * arm-protos.h (arm_eliminable_register): Add prototype.
12629 2005-02-01 Steven Bosscher <stevenb@suse.de>
12631 PR optimization/15242
12632 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12633 * basic-block.h (duplicate_computed_gotos): Add prototype.
12634 * bb-reorder.c (duplicate_computed_gotos): New function to
12635 duplicate sufficiently small blocks ending in a computed jump.
12636 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12637 if not optimizing for size.
12638 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12639 never do tail merging for blocks ending in a computed jump.
12640 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12642 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12644 Patch from Richard Sandiford <rsandifo@redhat.com>
12645 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12646 from inheriting a subreg equivalence with a non-spill register.
12648 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12650 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12652 * config/frv/frv.c (movcc_fp_destination_operand): New.
12653 (gpr_or_memory_operand): Fix typo in comment.
12654 (gpr_or_memory_operand_with_scratch): New.
12655 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12656 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12657 movcc_fp_destination_operand.
12658 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12659 Legitimize memory addresses using a scratch register.
12661 2005-01-31 Jeff Law <law@redhat.com>
12663 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12664 bitmap a sparse bitmap instead of a simple bitmap.
12665 (mark_def_sites_initialize_block): Corresponding changes.
12666 (ssa_mark_def_sites_initialize_block): Likewise.
12667 (ssa_mark_phi_uses): Likewise.
12668 (mark_def_site, ssa_mark_def_sites): Likewise.
12669 (mark_def_site_blocks): Likewise.
12670 (rewrite_ssa_into_ssa): Likewise.
12672 * tree-ssa-dom.c (record_cond): Pass correct variable type
12673 for last argument to htab_find_slot_with_hash.
12675 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12676 effects when optimizing 0 % X. Do not try to optimize X % 0.
12678 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12680 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12681 1_mmalua.
12683 2005-02-01 Eric Christopher <echristo@redhat.com>
12685 * config/mips/mips.c (override_options): Warn if -mint64
12686 is used.
12687 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12688 deprecated.
12690 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12692 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12693 timestamp.
12694 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12695 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12696 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12697 (cached_regno): Initialize to INVALID_REGNUM.
12698 (cse_reg_info_table_size,
12699 cse_reg_info_table_first_uninitialized,
12700 cse_reg_info_timestamp): New.
12701 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12702 get_cse_reg_info.
12703 (init_cse_reg_info, get_cse_reg_info_1): New.
12704 (get_cse_reg_info): Cache the last look-up.
12705 (new_basic_block): Update the code to clear mappings from
12706 registers to cse_reg_info entries.
12707 (cse_main): Call init_cse_reg_info.
12709 * cse.c (get_cse_reg_info): Update a comment.
12711 2005-01-31 Steven Bosscher <stevenb@suse.de>
12713 PR c/19333
12714 * c-decl.c (start_decl): Do not warn about arrays of elements with
12715 an incomplete type here.
12716 (grokdeclarator): Do it here by making a pedwarn an error.
12717 * c-typeck.c (push_init_level): If there were previous errors with
12718 the constructor type, do not warn about braces for initializers.
12719 (process_init_element): Likewise for excess initializer elements.
12721 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12723 * cse.c (delete_trivially_dead_insn): Don't iterate.
12725 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12727 * config/rs6000/rs6000.md (copysignsf3): New expand.
12728 (copysigndf3): Likewise.
12730 2005-01-31 Steven Bosscher <stevenb@suse.de>
12732 * recog.c (constrain_operands): Only look for earlyclobber operand
12733 conflicts if an '&' constraint was seen.
12735 2005-01-31 Marc Espie <espie@openbsd.org>
12737 * config.gcc: Don't include embedded systems fragment, switches default
12738 debugging format to ELF.
12739 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12740 longer pick it up there.
12742 2005-01-31 Dale Johannesen <dalej@apple.com>
12744 * doc/extend.texi (nested functions): Fix linkage description.
12745 Clarify that static is not allowed.
12747 2005-01-31 Dale Johannesen <dalej@apple.com>
12749 * config/rs6000/darwin.md (movsf_low_di): Make work.
12750 (movdf_low_di): Make work.
12752 2005-01-31 Dale Johannesen <dalej@apple.com>
12754 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12755 Make work for 64 bit.
12757 2005-01-31 Roger Sayle <roger@eyesopen.com>
12758 Dale Johannesen <dalej@apple.com>
12760 PR middle-end/19650
12761 * fold-const.c (fold_binary_op_with_conditional_arg):
12762 Make types match original operands, before STRIP_NOPS.
12764 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12766 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12767 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12768 (struct gcc_sigcontext): Delete. Merge contents to..
12769 (struct gcc_ucontext): ..here.
12770 (get_sigcontext): Delete.
12771 (get_regs): New function, like get_sigcontext but return regs ptr.
12772 64-bit version finds regs from r1 to support vdso.
12773 (ppc_linux_aux_vector): New function.
12774 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12775 and vector regs.
12777 2005-01-31 Ira Rosen <irar@il.ibm.com>
12779 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12780 sizetype.
12781 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12782 redundant fold. Fix misalignment for MINUS_EXPR.
12783 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12784 (vect_analyze_pointer_ref_access): Likewise.
12785 (vect_get_memtag_and_dr): Likewise.
12787 2005-01-31 Richard Henderson <rth@redhat.com>
12789 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12790 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12791 absnegdf2_i387, absnegxf2_i387): Likewise.
12793 2005-01-31 Richard Henderson <rth@redhat.com>
12795 PR 19696
12796 * optabs.c (expand_copysign_absneg): New.
12797 (expand_copysign_bit): Split out from ...
12798 (expand_copysign): ... here. Use expand_copysign_absneg.
12800 2005-01-30 Roger Sayle <roger@eyesopen.com>
12802 PR middle-end/19697
12803 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12804 constant as the second operand and a register as the third.
12806 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12808 PR target/19704
12809 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12810 that dllimport'd functions do not use all call-clobbered registers
12811 to pass parameters.
12813 2005-01-30 Richard Henderson <rth@redhat.com>
12815 PR 19696
12816 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12817 expand_abs_nojump and generalize. Use operand_subword and
12818 emit_no_conflict_block. Support large modes.
12819 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12820 back to maximum.
12821 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12822 negation to subtraction.
12823 (expand_copysign): Check that the format has signed zeros.
12824 Use operand_subword and emit_no_conflict_block. Support large modes.
12826 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12828 Fix PR tree-optimization/19624
12830 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12831 * tree-ssa-pre.c: Add cfgloop.h.
12832 Update comment.
12833 (pre_stats): New member, constified.
12834 (inserted_exprs): New static variable.
12835 (NECESSARY): New macro.
12836 (create_expression_by_pieces): Fold the expression, and
12837 mark it as defaulting to not necessary. Also put in
12838 inserted_exprs.
12839 (fully_constant_expression): New function.
12840 (insert_into_preds_of_block): Modify to not insert phis when we
12841 are playing with induction variables.
12842 Push phis onto the inserted_exprs vector, and mark them as not
12843 necessary by default.
12844 (insert_aux): Call fully_constant_expression on eprime.
12845 If all edges produce the same value, mark it constant.
12846 (mark_operand_necessary): New function.
12847 (remove_dead_inserted_code): New function.
12848 (init_pre): Init loop optimizer to get loop info.
12849 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12850 (execute_pre): Commit edge inserts, then remove dead code.
12852 2005-01-30 Richard Henderson <rth@redhat.com>
12854 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12855 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12857 2005-01-30 Richard Henderson <rth@redhat.com>
12859 PR target/19700
12860 * config/i386/i386.c (ix86_expand_copysign): New.
12861 (ix86_split_copysign_const): New.
12862 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12863 rearrange op1/nmask operands.
12864 * config/i386/i386-protos.h: Update.
12865 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12866 (copysigndf3): Likewise.
12867 (copysignsf3_const, copysigndf3_const): New.
12868 (copysignsf3_var): Rename from copysignsf3, split out splitter
12869 and fix split predicate for X constraint.
12870 (copysigndf3_var): Similarly.
12872 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12874 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12875 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12876 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12878 2005-01-29 Richard Henderson <rth@redhat.com>
12880 PR target/19690
12881 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12882 of # and * in constraints.
12884 2005-01-29 Richard Henderson <rth@redhat.com>
12886 PR middle-end/19689
12887 * expr.c (store_field): Don't strip sub-mode cast when the input
12888 data is even smaller.
12890 2005-01-29 Richard Henderson <rth@redhat.com>
12892 PR middle-end/19687
12893 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12894 union being empty.
12896 2005-01-29 Richard Henderson <rth@redhat.com>
12898 * combine.c (make_field_assignment): Fix argument order
12899 to gen_int_mode.
12901 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12903 PR tree-optimization/15791
12904 * fold-const.c (extract_array_ref): New function.
12905 (fold): Fold comparisons between &a[i] and &a[j] or
12906 semantically equivalent trees.
12908 2005-01-29 Jeff Law <law@redhat.com>
12910 * gcse.c (insert_expr_in_table): Revamp handling of available
12911 and anticipatable occurrence lists to avoid unnecessary list
12912 walking.
12913 (insert_set_in_table): Similarly.
12915 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12917 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12918 build string type.
12919 (c_build_qualified_type): Build qualified array types with
12920 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12921 * c-decl.c (c_make_fname_decl): Build unqualified array type
12922 before qualified type.
12923 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12924 type is qualified, not just if type itself is. Don't apply
12925 qualifiers to array type when declarator is processed. Apply
12926 qualifiers to field type whether or not it is an array type.
12927 Don't handle array types specially for applying qualifiers to
12928 variables.
12929 * c-typeck.c (composite_type): Build unqualified element type and
12930 array type when forming composite of array types.
12931 (common_pointer_type, comptypes, comp_target_types,
12932 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12933 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12934 types.
12935 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12936 (args2) in variables a1 and a2.
12938 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12940 * cse.c (n_elements_made, max_elements_made): Remove.
12941 (insert): Don't touch n_elements_made.
12942 (cse_main): Don't touch n_elements_made or max_elements_made.
12944 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12946 PR target/15384
12947 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12948 configuration part of dp-bit.c to be lost.
12950 2005-01-28 Roger Sayle <roger@eyesopen.com>
12952 * expmed.c (expand_mult_highpart_optab): When attempting to use
12953 a non-widening multiplication in a wider mode, the operands need
12954 to be converted (zero or sign extended) to that mode.
12956 2005-01-28 Ian Lance Taylor <ian@airs.com>
12958 PR middle-end/16558
12959 PR middle-end/19583
12960 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12961 through if both operands fall through.
12963 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12965 * cse.c (fold_rtx) <PC>: Don't optimize.
12967 2005-01-28 Jeff Law <law@redhat.com>
12969 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12970 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12972 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12974 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12975 cse_reg_info_used_list_end): Remove.
12976 (cse_reg_info_list, cse_reg_info_list_free): New.
12977 (get_cse_reg_info): When allocating an instance of
12978 cse_reg_info, add it to the beginning of the cse_reg_info_list
12979 list. Remove code to maintain cse_reg_info_used_list.
12980 (new_basic_block): Reset the free list to the beginning of
12981 cse_reg_info_list.
12983 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12985 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12986 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12987 (frv_expand_mdpackh_builtin): New function.
12988 (frv_expand_builtin): Use it to expand __MDPACKH.
12989 * doc/extend.texi (__MDPACKH): Update documentation.
12991 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12993 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12994 SSE_FLOAT_MODE_P for use_sse computation.
12996 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12998 PR target/19663
12999 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
13001 2005-01-27 Richard Henderson <rth@redhat.com>
13003 * builtins.c (expand_builtin_copysign): New.
13004 (expand_builtin): Call it.
13005 * genopinit.c (optabs): Add copysign_optab.
13006 * optabs.c (init_optabs): Initialize it.
13007 (expand_copysign): New.
13008 * optabs.h (OTI_copysign, copysign_optab): New.
13009 (expand_copysign): Declare.
13011 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
13012 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
13014 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
13015 (ix86_expand_fp_absneg_operator): ... here.
13016 (ix86_split_copysign): New.
13017 * config/i386/i386-protos.h: Update.
13018 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
13019 (copysignsf3, copysigndf3): New.
13021 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
13022 (copysignsf3, ncopysignsf3): New.
13023 (copysigndf3, ncopysigndf3): New.
13024 (copysignxf3, ncopysignxf3): New.
13025 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
13027 2005-01-27 Arend Bayer <arend.bayer@web.de>
13028 Kazu Hirata <kazu@cs.umass.edu>
13030 * cse.c: (find_best_addr): Don't call copy_rtx before calling
13031 fold_rtx. Save cost recomputation if fold_rtx did nothing.
13032 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
13033 NULL_RTX.
13035 2005-01-27 Jeff Law <law@redhat.com>
13037 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
13038 definitions of SSA_NAMEs which are not being rewritten.
13039 (rewrite_ssa_into_ssa): Only initialize the current definition
13040 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
13041 If checking is enabled, assert that SSA_NAME_AUX is clear for all
13042 SSA_NAMEs before returning.
13044 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
13046 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
13047 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
13048 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
13049 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
13050 config/mips/iris6.h, config/sh/sh.c: Update copyright.
13052 2005-01-27 Steven Bosscher <stevenb@suse.de>
13054 PR middle-end/17278
13055 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
13056 higher to -O2 and higher. Likewise for tree PRE.
13057 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
13058 and better.
13060 2005-01-27 Ian Lance Taylor <ian@airs.com>
13062 PR middle-end/19583
13063 * gimple-low.c (try_catch_may_fallthru): New static function.
13064 (block_may_fallthru): Handle TRY_CATCH_EXPR.
13065 * tree-inline.c (expand_call_inline): Don't warn about reaching
13066 the end of a non-void function being inlined if the function uses
13067 a return slot.
13069 2005-01-27 Jakub Jelinek <jakub@redhat.com>
13071 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
13073 PR c/18946
13074 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
13075 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
13076 (implicitly_declare): Handle error_mark_node.
13078 2005-01-27 Richard Henderson <rth@redhat.com>
13080 PR tree-opt/14329
13081 * tree.h (struct tree_decl): Add debug_expr_is_from.
13082 (DECL_DEBUG_EXPR_IS_FROM): New.
13083 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
13084 * dwarf2out.c (dwarf2out_var_location): Update to match.
13085 * tree-outof-ssa.c (create_temp): Likewise.
13086 * var-tracking.c (track_expr_p): Likewise.
13087 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
13088 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
13089 * toplev.c (default_tree_printer): Likewise.
13091 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
13093 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
13094 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
13096 2005-01-27 Steven Bosscher <stevenb@suse.de>
13098 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
13099 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
13100 ASM_CLOBBERS): Add tree checks.
13102 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
13103 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
13104 * c-common.def (SWITCH_STMT): Update to match.
13105 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
13106 macros instead of SWITCH_EXPR ones.
13107 * c-dump.c (c_dump_tree): Likewise.
13108 * c-gimplify.c (gimplify_switch_stmt): Likewise.
13109 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
13111 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
13113 2005-01-27 Alan Modra <amodra@bigpond.net.au>
13115 * unwind-dw2.c (execute_stack_op): Add missing cases for
13116 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
13118 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
13120 * config.gcc (Obsolete configurations): Remove 'dummy', add
13121 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
13122 sparc-*-openbsd*.
13124 2005-01-26 Diego Novillo <dnovillo@redhat.com>
13126 PR tree-optimization/19633
13127 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
13128 CALL_EXPRs.
13129 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
13130 are no call-clobbered variables.
13131 * tree-outof-ssa.c (check_replaceable): Return false for calls
13132 with side-effects.
13134 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
13136 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
13137 even for variables with NULL DECL_INITIAL.
13139 2005-01-26 Stuart Hastings <stuart@apple.com>
13141 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
13143 2005-01-26 Richard Henderson <rth@redhat.com>
13145 PR middle-end/18008
13146 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13147 field's type.
13148 * expr.c (store_field): Strip conversions to odd-bit-sized types
13149 if the destination field width matches.
13151 2005-01-26 Richard Henderson <rth@redhat.com>
13153 * c-decl.c, expmed.c, expr.c: Revert last change.
13155 2005-01-26 Richard Henderson <rth@redhat.com>
13157 PR middle-end/18008
13158 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13159 field's type.
13160 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
13161 if we don't need the bits above those present in the current mode.
13162 * expr.c (store_field): Strip conversions to odd-bit-sized types
13163 if the destination field width matches.
13165 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13167 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13168 either -ffast-math or -funsafe-math-optimizations is in use.
13170 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
13172 PR target/19293
13173 PR target/19329
13174 * config/avr/avr.c (notice_update_cc): Only set condition code for
13175 ashrqi3 if shift count > 0.
13176 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
13177 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
13178 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
13179 count <= 0 as a no-op, and shift count >= width by copying zero
13180 or sign bit to all bits of the result.
13181 * config/avr/avr.md (all shifts): Add alternatives for zero shift
13182 count, with attribute "length" set to 0 and "cc" set to "none".
13184 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13186 * doc/invoke.texi: Document -mTLS.
13188 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
13189 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
13190 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
13191 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
13192 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
13193 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
13194 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
13195 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
13197 * configure.ac: Check for a TLS capable gas.
13199 * configure: Regenerate.
13201 2005-01-26 Richard Henderson <rth@redhat.com>
13203 PR middle-end/18008
13204 * combine.c (make_field_assignment): Simplify store to zero_extract
13205 from a source with an overlapping mask.
13207 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13209 2004-11-11 Eric Christopher <echristo@redhat.com>
13211 * config/frv/frv.md: Add fr400_integer automaton. Don't
13212 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
13213 to TYPE_MACC.
13215 2005-01-26 Steven Bosscher <stevenb@suse.de>
13217 PR middle-end/16585
13218 * cfgbuild.c (make_edges): Do not clear or set
13219 current_function_has_computed_jump.
13220 * function.h (struct function): Remove the has_computed_jump field.
13221 (current_function_has_computed_jump): Do not define.
13222 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
13223 in a computed jump. Ignore current_function_has_computed_jump.
13225 2005-01-26 Richard Henderson <rth@redhat.com>
13227 PR middle-end/19515
13228 * expr.c (categorize_ctor_elements): New argument p_must_clear.
13229 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
13230 fully initialized.
13231 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
13232 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
13233 objects into static storage if they have more than one non-zero value.
13234 * tree.h (categorize_ctor_elements): Update decl.
13236 2005-01-26 Steven Bosscher <stevenb@suse.de>
13238 PR middle-end/19616
13239 * tree.h (CALL_EXPR_TAILCALL): Add comment.
13240 * calls.c (check_sibcall_argument_overlap_1): Revert the change
13241 to this function from 2004-07-10.
13242 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
13243 the current function for tail call optimizations if the address
13244 of one of it its arguments is taken.
13246 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
13248 * cse.c (fold_rtx): Call equiv_constant only when necessary.
13250 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
13252 * function.c (expand_function_end): If current_function_calls_alloca,
13253 emit stack restore in a place that is reached when the function falls
13254 through at the end.
13256 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
13258 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
13259 rule to avoid matching inappropriate suffix rule.
13261 2005-01-26 Jan Hubicka <jh@suse.cz>
13263 PR tree-optimization/19241
13264 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13266 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13268 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13269 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
13270 of doubling.
13271 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13272 <sim*>: Always use crt1.o, regardless of N in simN.
13273 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13274 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13275 (CRT_CALL_STATIC_FUNCTION): Remove.
13276 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13277 use crt1.o, regardless of N in simN.
13278 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13279 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13280 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13281 case isystem setting.
13282 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13284 2005-01-25 Ian Lance Taylor <ian@airs.com>
13286 * gimple-low.c (block_may_fallthru): Correct handling of
13287 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13289 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13291 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13292 handlers to match indentation; nested under the mtune=* handler.
13293 Similar for mcpu= and march=.
13295 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
13297 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13298 * config/mips/linux64.h (LIB_SPEC): Likewise.
13299 * config/mn10300/linux.h (LIB_SPEC): Likewise.
13300 * config/sh/linux.h (LIB_SPEC): Likewise.
13302 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
13304 * config/frv/frv.c (frv_legitimize_tls_address): New.
13305 (TARGET_HAVE_TLS): Define.
13306 (FRV_SYMBOL_REF_TLS_P): Define.
13307 (frv_override_options): Handle new register classes.
13308 (frv_legitimate_address_p): Reject tls addresses.
13309 (frv_legitimize_address): Handle TLS addresses.
13310 (gen_inlined_tls_plt): New.
13311 (gen_tlsmoff): New.
13312 (frv_legitimize_tls_address): New.
13313 (unspec_got_name): Add TLS entries.
13314 (got12_operand): Add R_FRV_TLSMOFF12 case.
13315 (frv_emit_move): Fixup TLS addresses.
13316 (frv_emit_movsi): Legitimize TLS addresses.
13318 * config/frv/frv.h (MASK_BIG_TLS): New.
13319 (TARGET_BIG_TLS): New.
13320 (HAVE_AS_TLS): Define.
13321 (TARGET_SWITCHES): Add -mTLS and -mtls options.
13322 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13323 (REG_CLASS_NAMES): Same.
13324 (REG_CLASS_CONTENTS): Same.
13325 (CONSTRAINT_LEN): New.
13326 (REG_CLASS_FROM_CONSTRAINT): New.
13327 (PREDICATE_CODES): Add symbolic_operand.
13329 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13330 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13331 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13332 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13333 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13334 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13335 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13336 GR9_REG, GR14_REG, LRREG.
13337 (type): Add load_or_call attribute.
13338 ("load_or_call"): New reservation.
13339 ("call_gettlsoff"): New.
13340 ("tls_indirect_call"): New.
13341 ("tls_load_gottlsoff12"): New.
13342 ("tlsoff_hilo"): New.
13343 ("tls_tlsdesc_ldd"): New.
13344 ("tls_tlsoff_ld"): New.
13345 ("tls_lddi"): New.
13347 * config/frv/frv-protos.h (symbolic_operand): Protoize.
13349 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
13351 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13352 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13353 * config/frv/frv.c (TLS_BIAS): Define.
13354 (frv_output_dwarf_dtprel): New.
13356 2005-01-26 Jakub Jelinek <jakub@redhat.com>
13358 PR rtl-optimization/19579
13359 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13360 both A and B, see if they don't clobber registers the other expr uses.
13362 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
13364 * real.c (do_add): Initialize signalling and canonical members.
13366 * real.c (real_from_integer): Zero out destination.
13368 2005-01-18 Jan Hubicka <jh@suse.cz>
13370 PR tree-optimize/19337
13371 * tree-inline.c (initialize_inlined_parameters): Copy
13372 saved_static_chain_decl only.
13374 2005-01-25 Richard Henderson <rth@redhat.com>
13376 PR target/19556
13377 PR target/19584
13378 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13379 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13380 80387 enabled, to return a proper subclass. Return the subset that
13381 overlaps with GENERAL_REGS for PLUS.
13382 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13384 2005-01-25 Richard Henderson <rth@redhat.com>
13386 PR middle-end/19609
13387 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13389 2005-01-25 Roger Sayle <roger@eyesopen.com>
13391 * expmed.c (choose_multiplier): Change interface to return the
13392 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13393 (expand_divmod): Update calls to choose_multiplier.
13395 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13397 PR middle-end/19330
13398 * expmed.c (extract_bit_field): Use adjust_address instead of
13399 gen_lowpart when op0 is a MEM.
13401 2005-01-24 Steven Bosscher <stevenb@suse.de>
13403 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13405 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13407 * config/mips/irix-csr.c: New file.
13408 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13409 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13410 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13411 executables.
13413 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13415 PR bootstrap/19364
13416 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13417 sparc/elf.h, add sparc/sp-elf.h.
13418 (sparc-*-rtems*): Likewise.
13419 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13420 tm-dwarf2.h, add sparc/sp-elf.h.
13421 (sparc86x-*-elf): Likewise.
13422 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13423 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13424 TARGET_OS_CPP_BUILTINS.
13425 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13426 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13427 Undefine it.
13428 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13429 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13430 (SWITCH_TAKES_ARG): Likewise.
13431 (LOCAL_LABEL_PREFIX): Likewise.
13432 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13433 (TARGET_N_FORMAT_TYPES): Delete.
13434 (TARGET_FORMAT_TYPES): Likewise.
13435 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13436 * config/sparc/elf.h: Delete.
13437 * config/sparc/sp-elf.h: New file.
13439 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13441 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13442 * tree-flow.h: Remove the corresponding prototype.
13443 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13444 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13446 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13448 PR target/17751
13449 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13450 for AIX ABI or ELF -fPIC.
13451 (rs6000_emit_load_toc_table): Don't create toc_section here.
13452 (rs6000_xcoff_file_start): Nor here.
13454 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13456 * sh.c (ra.h): Don't #include.
13457 (hard_regs_intersect_p): New function, resurrected from ra.c.
13459 * sh.c: Fix 1996 Copyright.
13461 2005-01-24 Richard Henderson <rth@redhat.com>
13462 Aldy Hernandez <aldyh@redhat.com>
13464 * regrename.c (note_sets): Handle subregs.
13466 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13468 PR bootstrap/18058
13469 * genconditions.c (write_header, write_conditions): Elide file if
13470 not GCC >= 3.0.1.
13472 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13474 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13475 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13476 Update copyright.
13478 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13480 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13481 expand_builtin_printf, expand_builtin_fprintf,
13482 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13483 checking against POINTER_TYPE.
13484 (validate_arglist): Handle POINTER_TYPE code by checking
13485 POINTER_TYPE_P.
13487 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13489 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13490 init_rtlanal): New.
13491 (for_each_rtx): Call for_each_rtx_1.
13492 * rtl.h (init_rtlanal): Declare.
13493 * toplev.c (backend_init): Call init_rtlanal.
13495 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13497 * flow.c (propagate_one_insn): Formatting.
13499 PR middle-end/19551
13500 * flow.c (libcall_dead_p): Be more conservative if unsure.
13501 If there are any instructions between insn and call, see if they are
13502 all dead before saying the libcall is dead.
13504 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13506 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13507 operand constraint for operand 0.
13509 2005-01-23 Richard Henderson <rth@redhat.com>
13511 PR 19486
13512 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13513 edges leading to join block.
13515 2005-01-23 Roger Sayle <roger@eyesopen.com>
13517 * expmed.c (expand_mult_highpart): Make static. Change type of
13518 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13519 (expand_divmod): Updates calls to expand_mult_highpart by using
13520 gen_int_mode to pass a CONST_INT rtx.
13521 * rtl.h (expand_mult_highpart): Remove prototype.
13523 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13525 * flow.c (regset_bytes, regset_size): Remove.
13527 * cfganal.c: Fix a reference to Harvey's paper.
13529 2005-01-23 Steven Bosscher <stevenb@suse.de>
13531 PR rtl-optimization/19464
13532 * tree-optimize.c (init_tree_optimization_passes): Add one more
13533 copyrename pass just before out-of-ssa.
13535 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13537 PR bootstrap/18058
13538 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13539 * ggc-none.c (ggc_free): Define.
13541 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13543 * cse.c (max_reg, max_insn_uid): Remove.
13544 (cse_main): Don't access max_reg or max_insn_uid.
13546 * c-common.c (explicit_flag_signed_bitfields,
13547 lang_statement_code_p, lang_expand_function_end): Remove.
13548 * c-common.h: Remove the corresponding declarations.
13549 * c-opts.c (c_common_handle_option): Remove all write access
13550 to explicit_flag_signed_bitfields.
13552 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13553 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13554 * cgraph.h: Remove the corresponding declaration.
13556 * gcse.c (null_pointer_info): Remove.
13558 2005-01-23 Roger Sayle <roger@eyesopen.com>
13559 Eric Botcazou <ebotcazou@libertysurf.fr>
13561 * combine.c (simplify_logical): Only simplify logical expressions
13562 of the form ior(and(x,y),z) by the inverse distributive law if the
13563 result is cheaper than the original.
13565 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13567 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13568 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13569 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13570 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13571 config/freebsd-spec.h, config/arm/arm.h,
13572 config/h8300/h8300.md, config/i386/i386.md,
13573 config/i386/predicates.md, config/i386/sse.md,
13574 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13575 config/vax/vax.md: Fix comment typos. Follow spelling
13576 conventions.
13578 2005-01-23 Steven Bosscher <stevenb@suse.de>
13580 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13581 tests, instead of `less than'.
13583 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13585 * function.c (assign_parm_setup_block): When creating a new stack slot
13586 for a parameter, get its alignment from the parameter's DECL_ALIGN
13587 rather than the type's TYPE_ALIGN. Make sure that the parameter
13588 is at least word aligned.
13590 2005-01-22 Roger Sayle <roger@eyesopen.com>
13592 PR middle-end/19378
13593 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13595 2005-01-22 Richard Henderson <rth@redhat.com>
13597 PR target/19506
13598 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13599 in both compare operands.
13600 (movdfcc_1_sse_max): Likewise.
13601 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13602 (movdfcc_1_sse): Likewise.
13603 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13604 scratch register as needed.
13606 2005-01-22 Richard Henderson <rth@redhat.com>
13608 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13610 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13612 2005-01-22 Richard Henderson <rth@redhat.com>
13614 * genopinit.c (optabs): Use smin/smax for floating point too.
13615 * doc/md.texi: Update to match. Clarify that floating point
13616 results are undefined for +0/-0 and NaN.
13617 * doc/rtl.texi: Likewise.
13618 * rtl.def (SMIN, SMAX): Likewise
13619 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13621 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13622 leading 's' to the name.
13623 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13624 smaxxf3, sminxf3): Likewise.
13625 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13626 Likewise.
13628 2005-01-22 Paul Brook <paul@codesourcery.com>
13630 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13632 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13634 * config/s390/s390.c (struct processor_costs): New fields
13635 dlgr, dlr, dr, dsgfr, dsgr.
13636 (z900_cost, z990_cost): Values for new fields.
13637 (s390_rtx_costs): New cases MEM und COMPARE in switch
13638 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13639 DIV, MOD, UDIV, UMOD.
13641 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13643 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13644 into the register being decremented.
13645 ("doloop_si31", "doloop_di"): Likewise.
13646 ("*doloop_si_long"): Adapt pattern.
13648 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13650 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13651 access registers.
13652 (CLASS_MAX_NREGS): Likewise.
13654 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13656 * doc/tree-ssa.texi (Statement Operands): Add example for new
13657 must-def macro. Note deprecation of old operands interface.
13659 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13661 PR tree-optimization/19484
13662 * tree-cfg.c (remove_fallthru_edge): New function.
13663 (cleanup_control_flow): Remove fallthru edges from calls that are
13664 now known not to return.
13666 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13668 Fix PR tree-optimization/19038
13669 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13670 copies with loop variant ones.
13672 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13674 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13675 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13676 config/alpha/alpha.md, config/alpha/predicates.md,
13677 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13678 config/sparc/sol2.h: Update copyright.
13680 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13681 first label to see if it is a nonlocal label.
13683 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13684 Andrew Pinski <pinskia@physics.uc.edu>
13686 PR target/19491
13687 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13688 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13690 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13692 * config/rs6000/rtems.h: Update copyright.
13694 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13696 PR target/19548
13697 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13698 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13699 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13701 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13703 PR c/18809
13704 * c-typeck.c (convert_arguments): Check for error_mark_node.
13706 2005-01-21 Ian Lance Taylor <ian@airs.com>
13708 PR tree-optimization/13000
13709 * tree-inline.c: Include "tree-flow.h".
13710 (expand_call_inline): If warn_return_type, warn if non-void inline
13711 function falls through.
13712 * tree-cfg.c (execute_warn_function_return): Don't warn about
13713 control reaching end if TREE_NO_WARNING is set. Set
13714 TREE_NO_WARNING.
13715 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13716 has been lowered.
13717 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13718 branch if we don't need one.
13719 * c-typeck.c: Include "tree-flow.h"
13720 (c_finish_bc_stmt): Don't add a goto if the current statement
13721 list doesn't fall through to the current point.
13723 2005-01-21 Roger Sayle <roger@eyesopen.com>
13725 PR rtl-optimization/576
13726 * real.c (real_arithmetic): Change return type from void to bool
13727 to return an indication that the result may be inexact.
13728 * real.h (real_arithmeric): Update prototype.
13729 * fold-const.c (const_binop): Don't constant fold floating
13730 point expressions when the user specifies -frounding-math and
13731 the result may depend upon the run-time rounding mode.
13732 (fold_convert_const_real_from_real): Clean-up.
13733 (fold_initializer): Ignore flag_rounding_math for initializers.
13734 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13735 constant fold FP operations with flag_rounding_math if the
13736 result may depend upon the run-time rounding mode.
13738 2005-01-21 Tom Tromey <tromey@redhat.com>
13740 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13742 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13744 * tree-cfg.c: Fix comment typos.
13746 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13748 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13749 around the call to rest_of_handle_branch_target_load_optimize.
13751 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13753 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13754 (sparc64-*-openbsd*): Likewise.
13755 (sparclite-*-elf*): Include tm-dwarf2.h.
13756 (sparc86x-*-elf*): Likewise.
13757 (sparc64-*-elf*): Likewise.
13758 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13759 (DBX_DEBUGGING_INFO): Likewise.
13760 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13761 (PREFERRED_DEBUGGING_TYPE): Likewise.
13762 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13763 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13764 (PREFERRED_DEBUGGING_TYPE): Likewise.
13765 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13766 (PREFERRED_DEBUGGING_TYPE): Likewise.
13767 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13769 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13771 PR target/18701
13772 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13774 2005-01-20 Paul Brook <paul@codesourcery.com>
13776 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13778 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13780 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13781 label is first in a sequence of labels.
13783 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13785 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13786 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13788 * doc/sourcebuild.texi (Test Directives): New.
13790 2005-01-20 Roger Sayle <roger@eyesopen.com>
13792 * real.c (real_floor): Don't leave the result uninitialized when
13793 mode is VOIDMode, but return the unrounded intermediate value.
13794 (real_ceil): Likewise.
13796 2005-01-20 Paul Brook <paul@codesourcery.com>
13798 * config/arm/arm.md (insv): Use gen_int_mode.
13800 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13802 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13803 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13804 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13805 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13806 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13808 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13810 Fix PR debug/19124
13811 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13812 fbreg, so we have to assume we can't.
13813 (loc_descriptor_from_tree_1): Ditto.
13814 (containing_function_has_frame_base): New function.
13815 (add_location_or_const_value_attribute): Use it.
13816 Also try to generate a frame_base from a single element location
13817 list.
13819 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13821 PR tree-optimization/15349
13822 * timevar.def (TV_TREE_MERGE_PHI): New.
13823 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13824 PHI_WANTED.
13825 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13826 calls to tree_forwarder_block_p.
13827 (remove_forwarder_block_with_phi, merge_phi_nodes,
13828 gate_merge_phi, pass_merge_phi): New.
13829 * tree-optimize.c (init_tree_optimization_passes): Add
13830 pass_merge_phi.
13831 * tree-pass.h: Add an extern for pass_merge_phi;
13833 2005-01-20 Richard Henderson <rth@redhat.com>
13835 PR target/19418
13836 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13837 (_mm_castps_pd, _mm_castps_si128): New.
13838 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13840 2005-01-20 Richard Henderson <rth@redhat.com>
13842 PR target/19530
13843 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13844 __builtin_ia32_vec_init_v2si.
13845 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13846 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13847 (ix86_init_mmx_sse_builtins): Create it.
13848 (ix86_expand_builtin): Expand it.
13849 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13850 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13851 (vec_extractv2si_0, vec_extractv2si_1): New.
13853 2005-01-20 Richard Henderson <rth@redhat.com>
13855 PR target/16533
13856 * config/i386/i386.c (ix86_expand_push): New.
13857 * config/i386/mmx.md (push<MMXMODE>1): New.
13858 * config/i386/sse.md (push<SSEMODE>1): New.
13859 * config/i386/i386-protos.h: Update.
13861 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13863 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13864 copyright.
13866 2005-01-20 Richard Henderson <rth@redhat.com>
13868 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13869 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13871 2005-01-19 Richard Henderson <rth@redhat.com>
13873 PR target/19350
13874 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13875 to V4SFmode in SSE1 fallback load path.
13877 2005-01-19 Richard Henderson <rth@redhat.com>
13879 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13880 in QImode expansion to ix86_expand_vector_set.
13881 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13883 2005-01-19 Richard Henderson <rth@redhat.com>
13885 PR target/19511
13886 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13887 subclass of the input class.
13888 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13889 Always true for cross-SSE1 classes. Rationalize conditionals.
13890 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13891 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13892 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13893 (movdi_2): Add MMX/SSE zeros.
13894 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13895 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13896 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13897 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13898 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13899 (zero_extendsidi2_rex64_1): Remove.
13900 (MOV0 peephole): Check GENERAL_REG_P.
13902 2005-01-19 Richard Henderson <rth@redhat.com>
13904 PR target/19427
13905 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13906 shufps elements.
13907 (ix86_expand_vector_extract): Likewise.
13909 2005-01-19 Richard Henderson <rth@redhat.com>
13911 PR middle-end/19304
13912 * expr.c (emit_move_change_mode): New argument force; use
13913 simplify_gen_subreg if true.
13914 (emit_move_via_alt_mode): Merge into ...
13915 (emit_move_via_integer): ... here.
13916 (emit_move_ccmode): Use emit_move_change_mode directly.
13918 2005-01-19 Richard Henderson <rth@redhat.com>
13920 PR target/19518
13921 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13922 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13923 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13924 rtl if true.
13925 (alpha_emit_set_const): Likewise. Make static.
13926 (alpha_emit_set_long_const): Make static.
13927 (alpha_extract_integer): Split out from alpha_expand_mov.
13928 (alpha_split_const_mov): Likewise.
13929 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13930 (alpha_legitimate_constant_p): New.
13931 * config/alpha/alpha-protos.h: Update.
13932 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13933 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13934 * config/alpha/alpha.md (movsi): Add n alternative.
13935 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13936 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13937 (splitters for all of the above): Use alpha_split_const_mov.
13938 * config/alpha/predicates.md (non_add_const_operand): New.
13939 (non_zero_const_operand): New.
13940 (input_operand): Use alpha_legitimate_constant_p after reload.
13942 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13944 PR tree-optimization/19038
13945 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13946 (add_candidate): Add ivs with increment in latch only if
13947 allow_ip_end_pos_p is true.
13948 (determine_iv_cost): Use empty_block_p.
13950 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13952 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13953 (compute_dominance_frontiers): Ditto.
13955 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13957 PR target/19529
13958 * config/sh/t-rtems: New.
13959 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13961 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13963 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13964 the offset of the selected field.
13966 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13968 * tree-cfg.c (remove_forwarder_block): Fix the check to
13969 prevent a nonlocal label from appearing in the middle of a
13970 basic block.
13972 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13974 PR rtl-optimization/19462
13975 * reorg.c (find_end_label): Create return insn only if
13976 current_function_epilogue_delay_list is empty.
13978 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13980 * doc/passes.texi: Remove paragraph mentioning new-ra.
13982 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13984 PR rtl-optimization/15139
13985 * combine.c: Include params.h.
13986 (count_rtxs): New function.
13987 (record_value_for_reg): If replace_rtx would replace at least
13988 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13989 (clobber (const_int 0)) instead of TEM.
13990 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13991 * params.h (MAX_LAST_VALUE_RTL): New.
13992 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13993 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13995 PR c/17297
13996 * c-typeck.c (digest_init): Only call build_vector if all constructor
13997 elements are *_CST nodes.
13998 * gimplify.c (gimplify_init_constructor): Likewise.
14000 PR middle-end/19164
14001 * c-typeck.c (digest_init): Only call build_vector if inside_init
14002 is a CONSTRUCTOR.
14004 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
14006 * toplev.c (init_asm_output): Remove dead #ifdef.
14008 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
14010 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
14012 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14014 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
14015 accessing DECL_FUNCTION_CODE.
14016 * dojump.c (do_jump): Likewise.
14017 * gimplify.c (gimplify_call_expr): Likewise.
14018 * predict.c (expr_expected_value): Likewise.
14019 (strip_builtin_expect): Likewise.
14020 * tree-inline.c (estimate_num_insns_1): Likewise.
14021 * tree-ssa-loop-im.c (stmt_cost): Likewise
14022 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
14023 (tree_expr_nonnegative_p): Likewise.
14025 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14027 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
14028 variant of the load_pcrel_sym pattern.
14029 * config/sparc/sparc.md (P macro): Move to the top.
14030 (load_pcrel_sym): Macroize using P.
14031 (save_register_window): Likewise.
14033 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
14035 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
14036 ("sordered"): Same.
14038 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
14040 PR C/19472
14041 * c-typeck.c (build_asm_expr): Strip nops off
14042 input memory operands.
14044 2005-01-18 David Edelsohn <edelsohn@gnu.org>
14046 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
14047 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
14048 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
14049 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
14051 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
14053 PR target/19379
14054 * config/i386/i386.c (override_options): If the 80387 is disabled,
14055 then do not return FP values using FP registers.
14057 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
14059 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
14060 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
14061 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
14062 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
14063 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
14064 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
14065 output.h, postreload-gcse.c, postreload.c, recog.c,
14066 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
14067 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
14068 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
14069 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
14070 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
14071 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
14072 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
14073 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
14075 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
14076 config/alpha/alpha.c, config/arm/vfp.md,
14077 config/i386/emmintrin.h, config/i386/i386-modes.def,
14078 config/i386/i386-protos.h, config/i386/i386.h,
14079 config/i386/pmmintrin.h, config/i386/ppro.md,
14080 config/i386/predicates.md, config/i386/xmmintrin.h,
14081 config/i860/i860.c, config/ia64/ia64-modes.def,
14082 config/ia64/ia64-protos.h, config/ia64/ia64.h,
14083 config/ia64/ia64.md, config/ia64/itanium1.md,
14084 config/ia64/itanium2.md, config/ia64/predicates.md,
14085 config/iq2000/iq2000.h, config/mips/linux64.h,
14086 config/rs6000/aix41.h, config/rs6000/aix43.h,
14087 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
14088 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
14089 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
14090 config/sparc/linux64.h, config/sparc/litecoff.h,
14091 config/sparc/sp64-elf.h, config/sparc/sparc.c,
14092 config/sparc/sparc.h, config/sparc/sparc.md,
14093 config/sparc/sysv4-only.h: Update copyright.
14095 2005-01-18 Richard Henderson <rth@redhat.com>
14097 PR target/19496
14098 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
14100 2005-01-18 Marc Espie <espie@openbsd.org>
14101 * config/i386/openbsdelf.h: Typo.
14103 2005-01-18 Richard Henderson <rth@redhat.com>
14105 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
14106 special case for sse.
14107 * config/i386/predicates.md (sse_comparison_operator): Likewise.
14109 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
14111 * tree-inline.c (estimate_num_insns_1): Added cases for
14112 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
14114 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14116 PR rtl-optimization/19296
14117 * combine.c (simplify_comparison): Rewrite the condition under
14118 which a non-paradoxical SUBREG of a PLUS can be lifted when
14119 compared against a constant.
14121 2005-01-18 Andi Kleen <ak@muc.de>
14123 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
14124 * c.opt (-Wpointer-sign): Add.
14125 * doc/invoke.texi: (-Wpointer-sign): Add.
14127 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14129 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
14130 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
14131 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
14132 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
14133 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
14134 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
14135 for TARGET_MIX_SSE_I387.
14136 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
14137 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
14138 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
14139 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
14140 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
14141 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
14142 TARGET_MIX_SSE_I387.
14143 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
14144 from expander.
14146 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14148 PR target/19424
14149 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
14150 Add movaps alternative for xmm reg->reg move.
14152 2005-01-17 Jeff Law <law@redhat.com>
14154 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
14155 at the end of the main DOM loop rather than just before DOM exits.
14157 2005-01-17 Diego Novillo <dnovillo@redhat.com>
14159 PR tree-optimization/19121
14160 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
14161 adding aliases to a name tag, also add them to the pointer's
14162 type tag.
14163 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
14164 sensitive alias info at all. Only check that the two pointers
14165 have compatible pointed-to sets.
14166 * tree-ssa.c (verify_name_tags): Verify that the alias set of
14167 a pointer's type tag is a superset of the alias set of the
14168 pointer's name tag.
14170 2005-01-17 James E Wilson <wilson@specifixinc.com>
14172 PR target/19357
14173 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
14174 comment to document why.
14176 2005-01-17 Richard Henderson <rth@redhat.com>
14178 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
14179 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
14180 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
14181 sse2_vmsminv2df3_finite): New.
14182 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
14183 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
14184 Force op1 into register.
14186 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
14188 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
14189 bubblestrap from always rebuilding build directory.
14191 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
14193 * config/s390/s390.md ("*clc"): Remove incorrect '='.
14194 ("*cmpmem_short"): Likewise.
14196 2005-01-17 Steven Bosscher <stevenb@suse.de>
14198 * basic-block.h: Document BB_* flags.
14199 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
14200 use an sbitmap instead.
14201 * sched-rgn.c (compute_trg_info): Likewise.
14203 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
14205 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
14206 redundant target_cpu_default and extra_parts lines. Use the default
14207 "from-abi" ISA.
14208 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
14209 (SUBTARGET_EXTRA_SPECS): Delete.
14210 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
14211 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
14212 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
14213 and "n32" for -mabi=n32.
14215 2005-01-17 Ian Lance Taylor <ian@airs.com>
14217 PR c/5675
14218 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
14219 fold constant variables into initial values.
14221 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14223 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
14225 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
14226 through the statements backward.
14228 2005-01-17 Ian Lance Taylor <ian@airs.com>
14230 PR middle-end/13127:
14231 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
14232 a variable set to the return value of the inlined function.
14234 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
14236 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
14237 when modes are tieable.
14239 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
14241 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
14242 of pthread_create to find out if threads are enabled.
14243 * gthr-posix95.h (__gthread_active_p): Likewise.
14245 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14247 * common.opt (-fnew-ra): Remove.
14248 * ra*.*: Remove.
14249 * toplev.h (flag_new_regalloc): Remove.
14250 * Makefile.in (ra*.*): Don't mention.
14251 * passes.c (rest_of_handle_new_regalloc): Remove.
14252 (rest_of_handle_combine, rest_of_compilation): Always consider
14253 flag_new_regalloc as false.
14254 * doc/invoke.texi: Don't document -fnew-ra.
14256 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14258 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
14259 last parameter to reg_scan.
14260 * loop.c (loop_optimize): Likewise.
14261 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14262 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14263 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14264 rest_of_handle_gcse, rest_of_handle_loop_optimize,
14265 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14266 * regclass.c (reg_scan): Likewise, for the declaration.
14267 * rtl.h (reg_scan): Likewise, for the prototype.
14269 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14271 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14272 mark_dfs_back_edges.
14274 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
14276 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14277 (compute_avail): Uses don't go in tmp_gen.
14279 2005-01-16 Steven Bosscher <stevenb@suse.de>
14281 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14282 loop to look for a free slot in a page entry.
14284 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14286 PR target/16304
14287 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14288 * toplev.c (compile_file): Call process_pending_assemble_output_defs
14289 just before targetm.asm_out.file_end.
14290 * tree.h (process_pending_assemble_output_defs): Declare.
14291 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14292 New functions.
14293 (assemble_alias): Defer generation of assembly code for defines when
14294 TARGET_DEFERRED_OUTPUT_DEFS is true.
14295 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14296 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14297 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14299 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14301 PR target/19336
14302 * pa.c (pa_scalar_mode_supported_p): New function.
14303 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14304 * pa.h (MIN_UNITS_PER_WORD): Add comment.
14306 * pa-protos.h (prefetch_operand): Delete.
14307 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14308 * pa.c (prefetch_operand): Delete.
14309 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14310 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14311 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
14312 and prefetch_nocc_operand.
14313 * pa.md (prefetch): Rework to avoid reload problems handling short
14314 displacements when a cache control completer needs to be provided.
14315 (prefetch_32, prefetch_64): Delete.
14316 (prefetch_cc, prefetch_nocc): New patterns.
14318 2005-01-15 David Edelsohn <edelsohn@gnu.org>
14320 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14322 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14324 PR ada/19388
14325 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14326 exceeds maximum alignment for global common data.
14327 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14328 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14330 2004-01-15 Roger Sayle <roger@eyesopen.com>
14332 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14334 2004-01-15 Roger Sayle <roger@eyesopen.com>
14336 * harg-reg-set.h (reg_class_names): Prototype global array.
14337 * regclass.c (reg_class_names): Declare here and initialize to
14338 REG_CLASS_NAMES.
14339 (dump_regclass): Remove local declaration of reg_class_names.
14340 (regclass): Likewise.
14341 * cfg.c (dump_flow_info): Likewise.
14342 * ra-debug.c (reg_class_names): Likewise.
14343 * regrename.c (reg_class_names): Likewise.
14344 * reload.c (reg_class_names): Likewise.
14345 * reload1.c (spill_failure): Likewise.
14346 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14348 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
14350 * config/s390/s390.md ("reload_outti"): Remove predicate for
14351 output operand. Abort if operand is not a MEM.
14352 ("reload_outdi", "reload_outdf"): Likewise.
14354 2005-01-15 Marc Espie <espie@openbsd.org>
14356 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14357 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14358 * config/openbsd.h: Fix C++ includes for native configurations.
14359 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
14360 Add trampoline support.
14361 * config/i386/openbsdelf.h: New.
14363 2005-01-15 Marc Espie <espie@openbsd.org>
14365 * collect2.c (main): Explicitly parse -dynamic-linker option.
14367 2005-01-15 Jakub Jelinek <jakub@redhat.com>
14369 PR tree-optimization/19060
14370 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14371 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14372 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14373 and handle extract_range_from_cond returning false.
14374 * fold-const.c (fold): Optimize comparisons with min/max even for
14375 width > HOST_BITS_PER_WIDE_INT.
14377 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14379 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14380 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14381 Remove little endian multilib variants.
14382 Add mips32 multilib variant.
14384 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14386 * explow.c (copy_all_reg, stabilize): Remove.
14387 * expr.h: Remove the corresponding prototypes.
14389 * rtlanal.c (regs_set_between_p): Remove.
14390 * rtl.h: Remove the corresponding prototype.
14392 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14394 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14395 to rs6000_nonimmediate_operand.
14396 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14397 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14398 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14399 rs6000_nonimmediate_operand.
14400 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14401 rs6000_nonimmediate_operand.
14403 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14405 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14407 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14409 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14410 on e500v2.
14411 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14412 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14414 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14415 (rs6k_nonimmediate_operand): New.
14416 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14417 correctly.
14418 (legitimate_lo_sum_address_p): Same.
14419 (rs6000_legitimize_address): Same.
14420 (rs6000_legitimize_reload_address): Same.
14421 (rs6000_legitimate_address): Same.
14422 (spe_build_register_parallel): Pass DF and DC modes in a DI
14423 register.
14425 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14426 to rs6k_nonimmediate_operand.
14428 * config/rs6000/spe.md ("*frob_df_di"): New.
14429 ("*frob_di_df"): New.
14430 ("*frob_di_df_2"): New.
14431 ("*mov_sidf_e500_subreg0"): New.
14432 ("*mov_sidf_e500_subreg4"): New.
14433 ("*movdf_e500_double"): Change predicate to
14434 rs6k_nonimmediate_operand.
14436 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14438 * postreload.c (move2add_note_store): Only call
14439 trunc_int_for_mode on scalar integers.
14441 2005-01-14 Steven Bosscher <stevenb@suse.de>
14443 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14444 replace BB_VISITED uses.
14445 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14446 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14447 (tree_dce_done): Free visited_control_parents.
14448 (perform_tree_ssa_dce): Allocate and clear it.
14449 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14450 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14451 instead of BB_VISITED.
14453 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14455 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14456 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14457 Remove unused prototypes.
14459 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14461 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14462 64-bit register usage.
14463 (spe_func_has_64bit_regs_p): Add FIXME note.
14465 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14467 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14468 flag_finite_math_only with flag_unsafe_math_optimizations.
14470 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14472 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14473 end-of-stack check.
14474 (__tpf_eh_return): Copy TPF private stack area from the module
14475 boundary stack frame. Add check for when module addresses are
14476 equal, but no stub address is found.
14478 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14480 PR target/7525
14481 * arm.h (struct machine_function): Add call_via field.
14482 (thumb_call_via_label): Declare.
14483 * arm.c (thumb_call_via_label): New variable.
14484 (thumb_call_reg_needed): New variable.
14485 (arm_output_function_epilogue): For Thumb code, output any per-function
14486 call-indirect trampolines.
14487 (thumb_call_via_reg): New function.
14488 (arm_file_end): New function.
14489 (TARGET_ASM_FILE_END): Call arm_file_end.
14490 (aof_file_end): Likewise.
14491 * arm-protos.h (thumb_call_via_reg): Declare.
14492 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14493 thumb_call_via_reg in normal case.
14495 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14497 PR middle-end/19084
14498 PR rtl-optimization/19348
14499 * recog.c (peephole2_optimize): Do global life update if some peephole
14500 decides it doesn't need at least one of its inputs and that change
14501 influences liveness at the start of the basic block.
14503 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14504 arguments instead of 1.
14506 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14508 PR middle-end/18820
14509 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14510 zero for nested functions needing a static chain or functions
14511 with a non-constant address.
14513 2005-01-13 Roger Sayle <roger@eyesopen.com>
14515 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14516 (and (sign_extend X) C) into (zero_extend (and X C)).
14518 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14520 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14522 2005-01-13 Richard Henderson <rth@redhat.com>
14524 PR target/19009
14525 PR target/19250
14526 PR target/19252
14527 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14528 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14529 not just TARGET_SSE.
14530 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14531 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14532 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14533 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14534 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14535 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14536 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14537 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14538 (movdicc_c_rex64): Rename with '*'.
14539 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14540 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14541 (movsfcc_1_387): Rename from movsfcc_1.
14542 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14543 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14544 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14545 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14546 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14547 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14548 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14549 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14550 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14551 sse_movdfcc_const0_4): Remove.
14552 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14553 recognize min/max early. Update for changed sse cmove patterns.
14554 (ix86_split_sse_movcc): New.
14555 * config/i386/i386-protos.h: Update.
14557 2005-01-13 Steven Bosscher <stevenb@suse.de>
14559 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14560 (fix_stmt_v_may_defs): Likewise.
14562 2005-01-13 Richard Henderson <rth@redhat.com>
14564 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14565 for converting the mask.
14567 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14569 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14570 definition to 600.
14572 2005-01-13 Richard Henderson <rth@redhat.com>
14574 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14575 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14576 IX86_BUILTIN_MOVDQ2Q): Remove.
14577 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14578 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14579 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14580 shuffling.
14581 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14582 (sse2_pextrw): Fix immediate constraint.
14583 (sse2_loadq, sse2_loadq_rex64): Remove.
14584 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14585 Use __builtin_ia32_vec_ext_<size>.
14586 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14588 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14590 * function.c (assign_parm_setup_block): Look inside original
14591 entry_parm when inspecting PARALLEL.
14593 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14594 Joel Sherrill <joel@oarcorp.com>
14596 PR target/19399
14597 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14598 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14599 rtems_gxx_recursive_mutex_init.
14600 (__gthread_recursive_mutex_lock): New function.
14601 (__gthread_recursive_mutex_trylock): Likewise.
14602 (__gthread_recursive_mutex_unlock): Likewise.
14604 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14606 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14608 2005-01-13 Jan Beulich <jbeulich@novell.com>
14610 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14611 (ashrti3_internal): Indicate output is early clobber. Generate result
14612 into output rather than first input. Use move for low word of output
14613 if shift count is exactly 64.
14614 (lshrti3_internal): Likewise.
14616 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14618 PR target/18329
14619 PR target/18330
14620 * reload1.c (delete_output_reload): Don't delete an output reload
14621 if the pseudo lives longer than a single basic block. Adjust and
14622 improve wording of comment.
14624 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14626 PR target/19334
14627 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14628 of TYPE_SIZE where we mean the number of bytes.
14630 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14632 * function.c (assign_parm_setup_block): Relax condition on
14633 multi-register optimization.
14635 2005-01-12 Nick Clifton <nickc@redhat.com>
14637 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14638 an "in_delay_slot" attribute of "no" to prevent them being used in
14639 delay slots. This is forbidden because they might generate
14640 exceptions.
14642 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14644 PR target/19389
14645 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14646 with r->Y and Y->r.
14648 2005-01-12 Nick Clifton <nickc@redhat.com>
14650 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14651 passed on to GAS) but do not define, as GAS no longer supports or
14652 needs the -m2000 option.
14654 2005-01-11 Roger Sayle <roger@eyesopen.com>
14656 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14657 type as args of unprototyped builtins aren't automatically promoted.
14658 (fold_builtin_abs): Likewise.
14660 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14662 * Makefile.in: Set a `build-warn' variable.
14664 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14666 PR tree-optimization/17949
14667 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14668 (find_interesting_uses_address): Use it.
14670 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14672 * regrename.c (kill_value): Handle subreg's that won't simplify.
14674 2005-01-11 Richard Henderson <rth@redhat.com>
14676 PR target/13366
14677 * config/i386/i386.h (enum ix86_builtins): Move ...
14678 * config/i386/i386.c: ... here.
14679 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14680 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14681 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14682 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14683 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14684 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14685 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14686 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14687 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14688 IX86_BUILTIN_LOADDDUP): Remove.
14689 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14690 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14691 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14692 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14693 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14694 (ix86_init_builtins): Make static.
14695 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14696 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14697 if all the modes match. Otherwise, fake it.
14698 (get_element_number, ix86_expand_vec_init_builtin,
14699 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14700 (ix86_expand_builtin): Make static. Update for changed builtins.
14701 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14702 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14703 (ix86_expand_vector_init_duplicate): New.
14704 (ix86_expand_vector_init_low_nonzero): New.
14705 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14706 Split out from ix86_expand_vector_init; handle integer modes.
14707 (ix86_expand_vector_init): Use them.
14708 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14709 * config/i386/i386-protos.h: Update.
14710 * config/i386/predicates.md (reg_or_0_operand): New.
14711 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14712 (movv2sf_internal): Likewise. And a splitter to match them all.
14713 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14714 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14715 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14716 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14717 (mmx_pinsrw): Fix operand ordering.
14718 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14719 rather than sse_loadss expander.
14720 (movv2df splitter): Similarly.
14721 (sse_loadss, sse_loadlss): Remove.
14722 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14723 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14724 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14725 (sse3_movddup): Rename with '*'.
14726 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14727 (sse2_loadsd): Remove.
14728 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14729 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14730 (sse2_pinsrw): Fix argument ordering.
14731 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14732 (sse2_stored): Remove 'r' destination.
14733 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14734 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14735 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14736 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14737 vec_extractv16qi, vec_initv16qi): New.
14739 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14740 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14741 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14742 constructor form.
14743 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14744 (_mm_load_si128, _mm_store_si128): Likewise.
14745 (_mm_load1_pd): Use _mm_set1_pd.
14746 (_mm_load_sd): Use _mm_set_sd.
14747 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14748 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14749 (_mm_set_epi64): Use _mm_set_epi64x.
14750 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14751 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14752 _mm_setr_epi8): Use _mm_set_foo form.
14753 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14754 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14755 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14756 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14757 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14758 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14759 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14760 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14761 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14762 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14763 (_mm_movedup_pd): Use _mm_shuffle_pd.
14764 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14765 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14766 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14767 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14768 Use _mm_setzero_ps.
14769 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14770 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14771 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14772 (_mm_store_ps): Use raw dereference.
14773 (_mm_store1_ps): Use _mm_storeu_ps.
14774 (_mm_storer_ps): Use _mm_store_ps.
14775 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14776 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14778 2005-01-11 Stan Shebs <shebs@apple.com>
14780 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14781 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14783 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14785 PR target/18761
14786 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14787 Skip all DECLs except for FIELD_DECLs.
14789 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14791 * config/s390/s390.c (override_options): Return error if
14792 -mbackchain, -mpacked-stack and -mhard-float are used together.
14793 (s390_va_start): Remove the backchain && packed-stack special case.
14794 (s390_gimplify_va_arg): Likewise.
14795 * doc/invoke.texi: Remove the ABI incompatibility note.
14797 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14799 * config/s390/s390.c (struct s390_frame_layout): Remove
14800 save_backchain_p.
14801 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14802 save_backchain_p with TARGET_BACKCHAIN.
14804 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14806 PR target/18916
14807 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14808 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14809 * function.c (locate_and_pad_parm): Set new field.
14810 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14811 Tweak where_pad test to include "none". Always set mem align for
14812 stack_parm.
14813 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14814 not sufficient for type.
14815 (assign_parm_setup_block): If stack_parm is zero on entry, always
14816 make a new stack local. Block move old stack parm if necessary
14817 to new aligned stack local.
14818 (assign_parm_setup_stack): Use a block move to handle
14819 potentially misaligned entry_parm.
14820 (assign_parms_unsplit_complex): Specify required alignment when
14821 creating stack local.
14822 * calls.c (compute_argument_addresses): Override alignment of stack
14823 arg calculated from its type with the alignment given by
14824 FUNCTION_ARG_BOUNDARY.
14825 (store_one_arg): Likewise.
14827 2005-01-11 Jan Beulich <jbeulich@novell.com>
14829 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14830 Change respective itanium_class attribute to ialu.
14831 (shladdp4_internal): New.
14832 * config/ia64/predicates.md (shladd_log2_operand): New.
14834 2005-01-11 Richard Henderson <rth@redhat.com>
14836 * expr.c (store_constructor): Use rtvec_alloc instead of
14837 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14839 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14841 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14843 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14845 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14846 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14847 (TARGET_RWRELOC): Define.
14848 (ia64_rwreloc_section_type_flags): Delete.
14849 (ia64_section_type_flags): New function.
14850 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14851 (TARGET_RWRELOC): Define.
14853 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14855 PR target/18987
14856 * config/ia64/ia64.c (process_set): For alloc insn, only call
14857 process_epilogue is !frame_pointer_needed.
14859 2005-01-10 Roger Sayle <roger@eyesopen.com>
14861 PR c++/19355
14862 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14863 unary operator and can't be treated as a binary/comparison operator.
14865 2005-01-10 Richard Henderson <rth@redhat.com>
14867 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14868 (ix86_return_in_memory): Likewise.
14869 (function_arg_advance): Likewise. Mirror structure in function_arg
14870 for choosing register to advance.
14872 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14874 * tree-vectorizer.c, tree.def: Fix comment typos.
14876 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14878 * config/s390/s390.c (struct processor_costs): 4 new fields:
14879 ddbr, ddr, debr, der.
14880 (s390_rtx_costs): More precise handling of divide instructions.
14882 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14884 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14886 2005-01-10 Jan Beulich <jbeulich@novell.com>
14888 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14889 names resulting from -ffunction-sections/-fdata-sections and linkonce
14890 ones.
14891 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14892 based on the section name. Rearrange the section name comparison logic
14893 slightly so that each section name is compared against at most once.
14895 2005-01-10 Ben Elliston <bje@au.ibm.com>
14897 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14898 targets for which -fPIC reduces limitations on the GOT size.
14900 2005-01-09 Falk Hueffner <falk@debian.org>
14902 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14903 X/C1 cmpop C2.
14905 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14907 PR target/18720
14908 * collect2.c (main): Set aixrtl_flag for -brtl option.
14909 (resolve_lib_name): Search for .so file extension before .a
14910 if aixrtl_flag set.
14912 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14914 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14915 (vect_analyze_data_refs_alignment): Add dump prints.
14917 2005-01-09 Ira Rosen <irar@il.ibm.com>
14919 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14920 expr_invariant_in_loop_p.
14921 Initialize outputs first thing in the function.
14922 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14923 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14924 (vect_analyze_pointer_ref_access): Check that the initial condition of
14925 the access function is loop invariant.
14927 2005-01-09 Richard Henderson <rth@redhat.com>
14929 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14930 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14931 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14932 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14933 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14934 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14935 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14936 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14937 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14938 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14939 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14940 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14941 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14942 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14943 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14944 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14945 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14946 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14947 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14948 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14949 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14950 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14951 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14952 mmx_ prefix.
14953 (mmx_clrdi, pavgusb): Remove.
14954 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14955 with leading sse_ prefix.
14956 * config/i386/sse.md: Receive them.
14957 * config/i386/mmx.md: New file.
14958 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14959 (subrv2sf3): Turn into expander for normal subtraction.
14960 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14961 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14962 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14963 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14964 commutative; use ix86_binary_operator_ok.
14965 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14966 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14967 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14968 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14969 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14970 Macroize from existing patterns; use ix86_binary_operator_ok.
14971 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14972 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14973 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14974 with vec_select+vec_concat.
14975 (mmx_pshufw, mmx_pshufw_1): Likewise.
14976 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14977 (mmx_uavgv4hi3): Model correctly.
14978 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14979 _mm_xor_si64): Remove casts.
14981 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14983 PR tree-optimization/19224
14984 * tree-scalar-evolution.c (get_instantiated_value,
14985 set_instantiated_value): New functions.
14986 (instantiate_parameters_1): Cache the results.
14987 (instantiate_parameters, resolve_mixers): Initialize and free
14988 the cache.
14990 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14992 * config/i386/i386.md (addhi_4): Correct reference in comment.
14993 (addqi_4): Same.
14995 2005-01-08 Richard Henderson <rth@redhat.com>
14997 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14998 (_mm_cvtsi128_si64x): Likewise.
14999 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
15000 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
15001 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
15002 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
15003 * config/i386/i386-protos.h: Update.
15004 * config/i386/i386.c (print_operand): Add 'H'.
15005 (ix86_fixup_binary_operands): Split out from ...
15006 (ix86_expand_binary_operator): ... here.
15007 (ix86_fixup_binary_operands_no_copy): New.
15008 (ix86_expand_fp_absneg_operator): Handle vector mode results.
15009 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
15010 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
15011 (safe_vector_operand): Use CONST0_RTX.
15012 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
15013 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
15014 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
15015 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
15016 special cases.
15017 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
15018 (IX86_BUILTIN_CMPNGESS): New.
15019 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
15020 (attr type): Add sselog1.
15021 (attr unit, attr memory): Handle it.
15022 (movti, movti_internal, movti_rex64): Move near other integer moves.
15023 (movtf, movtf_internal): Move near other fp moves.
15024 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
15025 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
15026 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
15027 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
15028 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
15029 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
15030 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
15031 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
15032 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
15033 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
15034 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
15035 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
15036 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
15037 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
15038 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
15039 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
15040 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
15041 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
15042 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
15043 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
15044 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
15045 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
15046 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
15047 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
15048 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
15049 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
15050 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
15051 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
15052 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
15053 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
15054 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
15055 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
15056 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
15057 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
15058 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
15059 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
15060 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
15061 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
15062 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
15063 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
15064 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
15065 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
15066 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
15067 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
15068 same time.
15069 (SSEPUSH, push<SSEPUSH>): Remove.
15070 (MMXPUSH, push<MMXPUSH>): Remove.
15071 (sse_movaps, sse_movaps_1, sse_movups): Remove.
15072 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
15073 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
15074 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
15075 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
15076 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
15077 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
15078 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
15079 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
15080 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
15081 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
15082 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
15083 (ppro_sse_log_V4SF): Handle sselog1.
15084 * config/i386/predicates.md (const_0_to_1_operand): New.
15085 (const_0_to_255_mul_8_operand): New.
15086 (const_1_to_31_operand): Rename from const_int_1_31_operand.
15087 (const_2_to_3_operand, const_4_to_7_operand): New.
15088 * config/i386/sse.md: New file.
15089 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
15090 (sse_movups): Rename from sse_movups_1.
15091 (sse_loadlss): Rename from sse_loadss_1.
15092 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
15093 from the name.
15094 (negv4sf2): Use ix86_expand_fp_absneg_operator.
15095 (absv4sf2, negv2df, absv2df): New.
15096 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
15097 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
15098 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
15099 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
15100 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
15101 (sse3_addsubv4sf3): Model correctly.
15102 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
15103 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
15104 (sse_movhlps): Model with vec_select+vec_concat.
15105 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
15106 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
15107 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
15108 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
15109 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
15110 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
15111 sse2_pshufhw_1): Likewise.
15112 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
15113 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
15114 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
15115 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
15116 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
15117 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
15118 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
15119 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
15120 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
15121 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
15122 sminv8hi3): Mark commutative
15123 operands. Use ix86_binary_operator_ok.
15124 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
15125 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
15126 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
15127 sse2_punpcklqdq): Allow operand2 in memory.
15128 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
15129 sse2_movsd): Add memory alternatives.
15130 (sse_storelps): Turn expander into an insn; split after reload.
15131 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
15132 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
15134 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
15136 * configure.ac (DWARF-2 debug_line): Use objdump.
15137 * configure: Regenerate.
15139 2005-01-08 Jeff Law <law@redhat.com>
15140 Diego Novillo <dnovillo@redhat.com>
15142 PR tree-optimization/18241
15143 * tree-nrv.c (tree_nrv): Ignore volatile return values.
15144 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
15145 statements with volatile operands.
15146 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
15147 operands after marking a statement with has_volatile_ops.
15149 2005-01-08 Roger Sayle <roger@eyesopen.com>
15151 * tree.c (int_fits_type_p): Always honor integer constant
15152 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
15154 2005-01-08 Roger Sayle <roger@eyesopen.com>
15156 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
15157 the latent bug in rtl_delete_block has been resolved.
15159 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15161 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
15162 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
15164 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15166 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
15167 library as @multilib_dir@/$(SHLIB_SONAME).
15169 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15171 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
15172 * configure: Regenerate.
15174 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15176 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
15177 TYPE_MODE.
15179 2005-01-07 David Edelsohn <edelsohn@gnu.org>
15181 PR target/13674
15182 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
15183 Convert non-word aligned offset address using ld/std into
15184 indirect address.
15186 2005-01-07 Richard Henderson <rth@redhat.com>
15188 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
15190 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
15192 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
15194 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15196 PR tree-optimization/19283
15197 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
15198 is not shorter than the original type.
15200 PR rtl-optimization/19012
15201 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
15203 PR rtl-optimization/18861
15204 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
15205 (FULL_STATE): Define.
15206 (mark_tablejump_edge): New function.
15207 (purge_dead_tablejump_edges): New function.
15208 (find_bb_boundaries): Use it.
15210 PR tree-optimization/18828
15211 * builtins.c (expand_builtin_next_arg): Remove argument and all
15212 the argument checking.
15213 (expand_builtin): Adjust caller.
15214 (expand_builtin_va_start): Likewise. Remove error for too many
15215 arguments.
15216 (fold_builtin_next_arg): Issue error for too many arguments.
15217 After checking arguments, replace them with magic arguments that
15218 prevent further checking of the args.
15220 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15222 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
15224 2005-01-06 Roger Sayle <roger@eyesopen.com>
15226 PR target/6077
15227 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
15228 and %{.S:...} (and their negative variants) to test whether the
15229 input file is assembler or pre-processed-assembler independent of
15230 the actual filename extension.
15232 2005-01-06 Roger Sayle <roger@eyesopen.com>
15234 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
15235 of sign or zero extended values.
15237 2005-01-06 Geoffrey Keating <geoffk@apple.com>
15239 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
15240 for IBM long double format correctly.
15242 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
15244 Fix PR tree-optimization/18792
15246 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
15247 to first_loop_depth, and use loop depth instead of loop number.
15248 (build_classic_dir_vector): Ditto.
15249 (compute_data_dependences_for_loop): Use depth, not loop number.
15250 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
15251 number. Pass in loops, instead of loop numbers.
15252 (gather_interchange_stats): Ditto.
15253 (linear_transform_loops): Ditto.
15255 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
15257 PR rtl-opt/13299
15258 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
15259 biv_fits_mode_p, extension_within_bounds_p): New functions.
15260 (check_ext_dependent_givs): Use them.
15262 2005-01-06 Roger Sayle <roger@eyesopen.com>
15264 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15265 more than one barrier, in which case we should delete them all.
15267 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
15269 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15271 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
15273 Fix PR middle-end/19286
15274 Fix PR debug/19267
15275 * dwarf2out.c (gen_subprogram_die): If we've already tried to
15276 output this subprogram, simply ignore this attempt to do it again.
15277 (add_abstract_origin_attribute): Don't abort trying to add the abstract
15278 origin attribute if it's not possible.
15279 (gen_block_die): Don't ignore subblocks of "unused" blocks.
15280 (decls_for_scope): Ditto.
15281 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15282 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15284 2005-01-05 Richard Henderson <rth@redhat.com>
15286 PR target/11327
15287 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15288 (bdesc_2arg): Use it.
15289 (ix86_expand_binop_builtin): Force operands into registers
15290 when optimizing.
15291 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15292 ix86_expand_sse_compare, ix86_expand_sse_comi,
15293 ix86_expand_builtin): Likewise.
15295 2005-01-05 Richard Henderson <rth@redhat.com>
15297 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15298 and VEC_SELECT.
15299 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15300 (mulv4hi3): Set itanium_class mmmul.
15301 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15302 (fpack): Rename from fpack_sfsf.
15304 2005-01-05 Richard Henderson <rth@redhat.com>
15306 PR rtl-opt/10692
15307 * reload1.c (do_input_reload): Restrict the optimization deleteing
15308 a previous output reload to RELOAD_FOR_INPUT.
15310 2005-01-05 Steven Bosscher <stevenb@suse.de>
15312 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
15313 comment that we fall through after case.
15314 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15315 (distribute_links): Likewise.
15316 * cse.c (cse_insn): Likewise.
15317 * cselib.c (cselib_invalidate_mem): Likewise.
15318 * df.c: Update comments at the top of the file.
15319 (read_modify_subreg_p): Update comments here too.
15320 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15321 * flow.c (mark_set_1): Likewise.
15322 (mark_used_regs): Likewise.
15323 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15324 (canon_list_insert): Likewise.
15325 (mark_set): Likewise.
15326 (try_replace_reg): Likewise.
15327 (store_killed_in_insn): Likewise.
15328 * loop.c (count_one_set): Likewise.
15329 (basic_induction_var): Likewise.
15330 * postreload-gcse.c (find_mem_conflicts): Likewise.
15331 * postreload.c (reload_combine_note_store): Likewise.
15332 (move2add_note_store): Likewise.
15333 * reload.c (find_equiv_reg): Likewise.
15334 (mark_referenced_resources): Likewise.
15335 * rtlanal.c (set_noop_p): Likewise.
15336 (note_stores): Likewise.
15337 (note_uses): Likewise.
15338 * sched-deps.c (sched_analyze_1): Likewise.
15339 * sched-rgn.c (check_live_1): Likewise.
15340 (update_live_1): Likewise.
15341 * config/i860/i860.c: Likewise.
15343 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15344 an lvalue.
15345 (ZERO_EXTRACT): Mention that this one can be an lvalue.
15347 * doc/rtl.texi: Update documentation for bit-fields and SET.
15349 2005-01-05 Roger Sayle <roger@eyesopen.com>
15351 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15353 2005-01-05 Jan Hubicka <jh@suse.cz>
15354 Richard Henderson <rth@redhat.com>
15356 PR target/18910
15357 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15358 with an offset.
15360 2005-01-05 Richard Henderson <rth@redhat.com>
15362 PR target/12902
15363 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15364 (sse_shufps): Change operand 3 to const_int_operand.
15365 (sse2_storelps): Fix typo in template.
15366 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15367 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15368 (ix86_expand_builtin): Likewise.
15370 2005-01-05 Julian Brown <julian@codesourcery.com>
15372 * config/arm/arm.c (arm_return_in_memory): Treat complex types
15373 as aggregates for AAPCS ABIs.
15375 2005-01-05 Stan Shebs <shebs@apple.com>
15377 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15378 Mach-O getters if ppc64.
15379 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15380 size argument.
15381 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15382 signed four-byte field for global code case.
15383 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15385 2005-01-05 Roger Sayle <roger@eyesopen.com>
15387 PR middle-end/19100
15388 * c-common.c: Include real.h.
15389 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15390 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15391 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15392 * Makefile.in (c-common.o): Update dependencies.
15394 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15396 * c-parse.in (asm_string): Add trailing semicolon.
15398 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15400 * c-parse.in (asm_string): New. Don't allow wide strings in
15401 'asm'.
15402 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15403 asm_string instead of STRING.
15405 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15407 * c-typeck.c (constructor_no_implicit): Remove.
15408 (set_designator, process_init_element): Don't check
15409 constructor_no_implicit.
15411 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15412 Kaz Kojima <kkojima@gcc.gnu.org>
15414 PR target/16482
15415 * lcm.c (create_pre_exit): New.
15416 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15417 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15419 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15421 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15422 -msoft-float in target_float_switch.
15423 * arm.c (arm_override_options): Fix processing of target_float_switch.
15425 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15427 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15428 preferencing.
15430 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15432 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15433 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15435 2005-01-04 Roger Sayle <roger@eyesopen.com>
15437 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15438 if deleting the then-block allows the test-block to fallthru to the
15439 else-block.
15441 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15443 PR c/19152
15444 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15445 after the full declaration if the are in two different TUs.
15447 2005-01-04 Richard Henderson <rth@redhat.com>
15449 PR tree-opt/19158
15450 * tree-sra.c (generate_one_element_init): Just
15451 call gimplify_and_add.
15452 (generate_element_init): Record the
15453 new referenced variables and mark them for renaming
15454 and split out to ...
15455 (generate_element_init_1): This.
15456 (scalarize_init): Don't call push_gimplify_context/
15457 pop_gimplify_context.
15459 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15461 * toplev.c (get_src_pwd): Handle failure of getpwd().
15463 2005-01-04 Roger Sayle <roger@eyesopen.com>
15465 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15466 of TRUTH_NOT_EXPR.
15467 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15468 all the cases handled by it are inverted by invert_truthvalue.
15470 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15472 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15473 (save_register_windowsi): Likewise.
15475 2005-01-04 Richard Henderson <rth@redhat.com>
15477 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15479 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15481 PR middle-end/17767
15482 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15483 any simplifications of vector mode comparison operators.
15484 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15486 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15487 Devang Patel <dpatel@apple.com>
15489 PR tree-optimization/18308
15490 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15491 the operands before creating a new expression.
15492 * dojump.c (do_jump): Make drop_through_label available
15493 for all cases. Add expansion of COND_EXPR.
15495 2005-01-04 Ira Rosen <irar@il.ibm.com>
15497 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15498 INTEGER_CST instead of TREE_CONSTANT.
15499 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15500 instead of TREE_CONSTANT.
15501 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15502 instead of TREE_CONSTANT.
15504 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15506 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15508 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15510 PR target/19240
15511 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15512 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15514 2005-01-03 Richard Henderson <rth@redhat.com>
15516 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15517 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15518 fold_convert_const_real_from_real): Split out from ...
15519 (fold_convert_const): ... here.
15521 2005-01-03 Richard Henderson <rth@redhat.com>
15523 PR target/19235
15524 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15525 (mov<MMXMODEI>_internal): Likewise.
15526 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15527 Add V2SF case; use it for SSE1; don't use TI.
15528 (movdf_integer): Likewise.
15529 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15531 2005-01-03 Ira Rosen <irar@il.ibm.com>
15533 * tree-vectorizer.c (vect_strip_conversions): New function.
15534 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15535 check for binary class.
15537 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15539 Fix PR debug/17924
15540 Fix PR debug/19191
15541 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15542 is a decl.
15543 * gimple-low.c (mark_blocks_with_used_vars): New function.
15544 (mark_blocks_with_used_subblocks): Ditto.
15545 (mark_used_blocks): Ditto.
15546 (pass_mark_used_blocks): New pass.
15547 * tree-inline.c: Include debug.h.
15548 (expand_call_inline): Call outlining_inline_function here.
15549 * tree-optimize.c (init_tree_optimization_passes): Add
15550 pass_mark_used_blocks.
15551 * tree-pass.h (pass_mark_used_blocks): New.
15552 * Makefile.in (tree-inline.o): Add debug.h dependency.
15554 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15556 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15557 VAR_DECLs to have weak_import attribute.
15559 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15560 'struct ucontext'.
15562 2004-01-03 Steven Bosscher <stevenb@suse.de>
15564 * passes.c (rest_of_compilation): Don't run regmove if only
15565 flag_expensive_optimizations, require flag_regmove instead.
15567 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15569 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15570 register "sparc".
15571 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15572 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15573 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15574 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15576 2005-01-03 Richard Henderson <rth@redhat.com>
15578 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15579 (ia64_const_ok_for_letter_p): New.
15580 (ia64_const_double_ok_for_letter_p): New.
15581 (ia64_extra_constraint): New.
15582 (ia64_expand_vecint_compare): New.
15583 (ia64_expand_vcondu_v2si): New.
15584 (ia64_expand_vecint_cmov): New.
15585 (ia64_expand_vecint_minmax): New.
15586 (ia64_print_operand): Add 'v'.
15587 (ia64_preferred_reload_class): New.
15588 (ia64_vector_mode_supported_p): New.
15589 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15590 (PREFERRED_RELOAD_CLASS): Move to function.
15591 (CONST_OK_FOR_LETTER_P): Move to function.
15592 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15593 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15594 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15595 (EXTRA_CONSTRAINT): Move to function.
15596 * config/ia64/ia64.md: Include vect.md.
15597 (itanium_class): Add mmalua.
15598 (type): Handle it.
15599 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15600 (1b_mmalua): New.
15601 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15602 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15603 CONST0_RTX.
15604 (const_int_2bit_operand): New.
15605 (fr_reg_or_0_operand): New.
15606 * config/ia64/ia64-modes.def: Add vector modes.
15607 * config/ia64/ia64-protos.h: Update.
15608 * config/ia64/vect.md: New file.
15610 2005-01-03 Richard Henderson <rth@redhat.com>
15612 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15614 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15616 PR target/19236
15617 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15618 to SFmode.
15619 (log1pdf2): Change mode of operands[0,1] to DFmode.
15621 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15623 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15624 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15625 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15626 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15627 SPARC_RELAXED_ORDERING.
15629 2005-01-03 Richard Henderson <rth@redhat.com>
15630 Uros Bizjak <uros@kss-loka.si>
15632 PR target/14631
15633 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15634 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15635 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15636 handling.
15637 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15638 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15639 const_pow2_1_to_128_operand): New predicates.
15641 2005-01-02 Greg McGary <greg@mcgary.org>
15643 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15644 anonymous decls.
15645 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15646 object. [ptr_type]: Remove unused variable.
15647 Remember nearest addressable array-element or record-component
15648 when checking bitfield components. Tolerate empty BIND_EXPR.
15650 2005-01-01 Richard Henderson <rth@redhat.com>
15652 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15653 that don't narrow the value. Fail for other conversions.
15655 2005-01-01 Richard Henderson <rth@redhat.com>
15657 PR c/19031
15658 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15659 * c-lang.c (finish_file): Don't do it here.
15660 * objc/objc-act.c (objc_finish_file): Likewise.
15662 * cgraph.c (decl_assembler_name_equal): New.
15663 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15664 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15665 * cgraph.h (struct cgraph_varpool_node): Add next.
15666 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15667 * varasm.c (assemble_alias): Mark the target as needed.
15669 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15671 PR middle-end/19221
15672 * function.c (get_arg_pointer_save_area): Use entry_of_function
15673 instead of get_insns.
15675 2005-01-01 Roger Sayle <roger@eyesopen.com>
15676 Andrew Pinski <pinskia@physics.uc.edu>
15677 James E. Wilson <wilson@specifixinc.com>
15679 PR rtl-optimization/12092
15680 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15681 is zero.
15683 2005-01-01 Roger Sayle <roger@eyesopen.com>
15684 Olivier Hainque <hainque@act-europe.fr>
15686 * tree.c (int_fits_type_p): A narrower type always fits in a
15687 wider one, except for negative values into unsigned types.
15689 2005-01-01 Roger Sayle <roger@eyesopen.com>
15691 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15692 with the original constant rather than require TREE_OVERFLOW.
15694 2005-01-01 Steven Bosscher <stevenb@suse.de>
15696 PR middle-end/17544
15697 * c-decl.c (finish_function): If compiling C99, annotate the
15698 compiler generated return with the current file name and line 0.
15699 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15700 the source line is greater than 0.
15701 (remove_bb): Likewise.