1 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
4 config/rs6000/rs6000.h: Fix comment typos.
6 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
8 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
9 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
10 (mips_scalar_mode_supported_p): Delete.
12 2005-05-06 Eric Christopher <echristo@redhat.com>
14 * config/mips/mips.opt: Remove -mint64 option.
15 * config/mips/mips.c (override_options): Remove -mint64
17 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
18 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
19 64-bit integer handling.
20 * doc/invoke.texi (Option Summary): Remove -mint64 for
23 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
25 PR tree-optimization/19401
26 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
27 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
28 (estimated_unrolled_size): New function.
29 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
30 tree_unroll_loops_completely): Always unroll loops if the code size
32 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
33 loops should be unrolled completely.
34 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
36 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
38 PR rtl-optimization/21254
39 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
40 assumptions for loops that otherwise do not roll.
41 (find_simple_exit): Prefer # of iterations that is guaranteed
43 * loop-unroll.c (decide_peel_once_rolling,
44 decide_peel_completely): Check whether the loop is infinite.
46 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
48 * config/rs6000/sysv4.opt: Fix typo.
50 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
51 Jakub Jelinek <jakub@redhat.com>
54 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
55 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
56 Don't use rep; movs{l,q} if the repetition count is really small,
57 instead use a sequence of movs{l,q} instructions.
59 2005-05-06 Jeff Law <law@redhat.com>
61 PR tree-optimization/21380
62 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
63 thread through a block with no preds.
65 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
67 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
68 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
69 add_call_read_ops): Use VEC instead of VARRAY.
71 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
73 * config/mcore/mcore.c (mcore_print_operand_address): Use
74 gcc_assert and gcc_unreachable as appropriate.
75 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
76 mcore_output_andn, output_inline_const, mcore_output_move,
77 mcore_output_movedouble, mcore_expand_block_move,
78 layout_mcore_frame, mcore_initial_elimination_offset,
79 mcore_expand_prolog, mcore_mark_dllexport,
80 mcore_mark_dllimport): Likewise.
81 * config/mcore/mcore.h (switch_to_section): Likewise.
82 * config/mcore/mcore.md: Likewise.
84 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
86 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
87 TARGET_PROFILE_KERNEL.
89 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
90 TARGET_PROFILE_KERNEL use.
92 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
94 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
95 and gcc_unreachable, as appropriate.
96 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
97 m32r_expand_prologue, m32r_output_function_epilogue,
98 m32r_legitimize_pic_address, m32r_print_operand_address,
99 emit_cond_move, m32r_function_symbol,
100 m32r_output_block_move): Likewise.
101 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
102 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
103 *rev_zero_branch_insn): Likewise.
105 2005-05-06 Jakub Jelinek <jakub@redhat.com>
108 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
109 if both NEWDECL and OLDDECL are already weak.
111 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
113 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
115 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
116 Kaz Kojima <kkojima@gcc.gnu.org>
118 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
121 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
122 David Edelsohn <edelsohn@gnu.org>
124 * config.gcc: Add .opt magic for the rs6000 ports.
126 * doc/invoke.texi: Document -mabi= option properly. Document
127 -misel and -mno-sel. Document -mspe and -mno-spe. Document
128 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
131 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
132 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
135 * config/rs6000/aix.opt: New.
136 * config/rs6000/aix41.opt: New.
137 * config/rs6000/aix64.opt: New.
138 * config/rs6000/darwin.opt: New.
139 * config/rs6000/linux64.opt: New.
140 * config/rs6000/rs6000.opt: New.
141 * config/rs6000/sysv4.opt: New.
143 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
144 associated TARGET_*. Remove SUBTARGET_OPTIONS,
146 Define TARGET_USES_SYSV4_OPT.
147 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
148 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
149 TARGET_USES_AIX64_OPT.
150 * config/rs6000/aix51.h: Same.
151 * config/rs6000/aix52.h: Same.
152 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
153 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
154 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
155 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
156 * config/rs6000/linux64.h: Use
157 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
159 * config/rs6000/rs6000.c: Remove definitions of
160 rs6000_sched_restricted_insns_priority,
161 rs6000_long_double_size_string, rs6000_altivec_vrsave,
162 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
163 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
164 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
165 rs6000_alignment_string. Define rs6000_explicit_options.
166 (rs6000_parse_abi_options): Remove.
167 (rs6000_parse_alignment_option): Remove.
168 (rs6000_parse_float_gprs_option): Remove.
169 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
170 TARGET_DEFAULT_TARGET_FLAGS.
171 (rs6000_override_options): Revamp to use new .opt machinery.
173 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
174 of new .opt machinery. Remove target_flags. Redefine
175 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
176 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
177 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
178 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
179 rs6000_longcall_switch, rs6000_default_long_calls,
180 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
181 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
182 TARGET_ALTIVEC_VRSAVE.
184 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
186 * config.gcc (hppa1.1-*-rtems*): Remove.
187 * config/pa/rtems.h: Remove.
189 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
191 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
192 Exclude roe/603e multilib variants.
194 2005-05-04 Denis Chertykov <denisc@overta.ru>
197 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
200 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
202 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
203 arm/pe.opt to $extra_options.
204 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
205 (target_float_abi_name, target_float_switch, target_abi_name)
206 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
207 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
208 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
209 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
210 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
211 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
212 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
213 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
214 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
215 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
216 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
217 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
218 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
219 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
220 (arm_pic_register_string): Delete.
221 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
223 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
224 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
225 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
226 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
227 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
228 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
229 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
230 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
231 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
232 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
233 (SUBTARGET_SWITCHES): Delete.
234 * config/arm/arm.c (target_float_switch): Delete.
235 (arm_cpu_select): Moved from config/arm/arm.h.
236 (target_fpu_name, target_fpe_name, target_float_abi_name)
237 (target_abi_name, structure_size_string, arm_pic_register_string)
238 (arm_select): Make static.
239 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
240 (arm_handle_option): New function.
241 (arm_override_options): Update target_flags checks for new mask names.
242 Remove target_float_switch code.
243 (arm_expand_prologue, thumb_expand_prologue): Check
244 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
245 * config/arm/arm.opt, config/arm/pe.opt: New files.
247 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
249 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
250 gcc_unreachable as appropriate.
251 (arc_double_limm_p, arc_setup_incoming_varargs,
252 arc_compute_function_type, arc_output_function_prologue,
253 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
254 output_shift, arc_print_operand, arc_print_operand_address,
255 arc_final_prescan_insn): Likewise.
256 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
258 2005-05-04 Geoffrey Keating <geoffk@apple.com>
260 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
265 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
266 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
267 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
268 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
269 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
270 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
271 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
272 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
274 2005-05-05 Paul Brook <paul@codesourcery.com>
276 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
277 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
278 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
279 and tree-data-ref.h with *_H variables.
281 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
283 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
285 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
287 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
289 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
291 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
293 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
295 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
296 setting of vrsave register for current function after
297 call to save_world is emitted.
299 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
301 * config/mmix/predicates.md: New file.
302 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
303 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
304 (mmix_foldable_comparison_operator, mmix_comparison_operator)
305 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
306 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
308 * config/mmix/mmix.md: Include predicates.md.
309 ("call", "call_value"): Force address to register if it isn't a
310 mmix_symbolic_or_address_operand.
312 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
314 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
315 the flags are of appropriate types.
316 (num_ssa_operands): Generalize using the generic interface.
317 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
320 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
322 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
323 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
325 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
327 * tree-outof-ssa.c (edge_leader, stmt_list,
328 analyze_edges_for_bb): Use VEC instead of VARRAY.
329 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
330 (perform_edge_inserts): Call init_analayze_edges_for_bb and
331 fini_analayze_edges_for_bb.
333 2005-05-04 James E Wilson <wilson@specifixinc.com>
336 * gcc.c (process_command): In the second argv scan loop, ignore
337 Xassembler and Xpreprocessor, along with their argument.
339 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
341 * tree-flow-inline.h, tree-ssa-operands.c,
342 tree-ssa-operands.h, tree-ssa-opfinalize.h:
343 Likewise. tree-vn.c: Fix comment typos.
344 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
346 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
348 * doc/tm.texi (Target Hooks): Document
349 TARGET_RESOLVE_OVERLOADED_BUILTIN.
351 2005-05-04 Paul Brook <paul@codesourcery.com>
353 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
355 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
357 * dwarf2out.c (incomplete_types, retry_incomplete_types,
358 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
361 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
362 get_expansion, expand_var_during_unrolling,
363 insert_var_expansion_initialization,
364 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
367 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
370 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
373 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
374 the same as INTEGER_TYPE.
375 (fold_binary): Fold "bool_var != 0" to bool_var.
376 Fold "bool_var == 1" to bool_var.
378 2004-05-03 Richard Henderson <rth@redhat.com>
381 * function.c (instantiate_virtual_regs_in_insn): Use the mode
382 from recog_data instead of insn_data.
384 2005-05-03 DJ Delorie <dj@redhat.com>
386 * common.opt (fdiagnostics-show-option): No variable is needed.
387 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
388 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
389 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
390 Save and restore original message format. Use flag in context
392 (warning): Don't test for enabled warnings here.
393 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
396 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
398 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
399 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
400 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
401 * aclocal.m4: Don't include accross.m4.
402 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
403 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
404 * configure, config.in: Regenerate.
406 2005-05-04 Jakub Jelinek <jakub@redhat.com>
409 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
410 (clear_storage): Add argument.
411 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
412 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
414 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
415 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
416 (store_expr, store_constructor): Adjust callers.
417 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
418 to emit_block_move if CALL_EXPR_TAILCALL (exp).
419 (expand_builtin_memmove): Add ORIG_EXP argument, copy
420 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
421 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
422 with EXP. Pass EXP to expand_builtin_memmove.
423 (expand_builtin_memset): Add ORIG_EXP argument, pass
424 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
425 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
426 Pass EXP to expand_builtin_memset.
427 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
429 (expand_builtin_strncmp): Likewise.
430 (expand_builtin_printf): Replace ARGLIST argument with EXP.
431 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
432 (expand_builtin_fprintf): Likewise.
433 (expand_builtin): Adjust calls to
434 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
436 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
439 PR rtl-optimization/21239
440 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
442 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
444 * tree-flow.h (tree_ann_common_d): Move aux to ...
445 (stmt_ann_d): ... here.
446 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
447 move_computations_stmt, schedule_sm): Update references to
449 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
451 * tree-cfg.c (remove_bb): Remove a redundant call to
453 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
456 2005-05-03 Richard Henderson <rth@redhat.com>
458 * config/rs6000/rs6000.c: Remove conflict markers.
460 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
462 2005-05-03 James E Wilson <wilson@specifixinc.com>
464 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
466 2005-05-03 DJ Delorie <dj@redhat.com>
468 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
469 decide if the warning will be printed.
470 * calls.c (expand_call): Likewise.
471 * function.c (init-function_start): Likewise.
473 * common.opt (-fdiagnostics-show-option): New.
474 * opts.c (option_enabled): Accept the option index instead of a
475 pointer to the option descriptor.
476 * opts.h (option_enabled): Likewise.
477 * toplev.c (print_switch_values): Pass option index, not option
479 * diagnostic.h (diagnostic_info): Add option_index.
480 * diagnostic.c: Include opts.h.
481 (diagnostic_set_info): Initialize option_index.
482 (diagnostic_report_diagnostic): Amend option name if appropriate.
483 (warning): Check to see if the specified warning is enabled.
485 * doc/invoke.texi (-fdiagnostics-show-options): Document.
487 2005-05-03 Richard Henderson <rth@redhat.com>
489 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
490 SPEC_OR_GEN_REGS definitions.
492 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
495 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
496 for unavailable registers.
498 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
500 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
502 * cfglayout.c (block_locators_blocks,
503 insn_locators_initialize, insn_scope): Use VEC instead of
506 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
507 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
510 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
512 * config/sparc/predicates.md (const_compl_high_operand): New.
513 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
515 (sparc_emit_set_const64_quick1): Adjust for above change.
516 (sparc_emit_set_const64_quick2): Likewise.
517 (sparc_emit_set_const64_longway): Likewise.
518 (sparc_emit_set_const64): Likewise.
519 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
520 movdi_const64_special): Delete.
521 (logical constant splitters): Use const_compl_high_operand.
523 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
525 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
526 rather than STRIP_NOPS.
528 2005-05-03 Jakub Jelinek <jakub@redhat.com>
530 PR rtl-optimization/21330
531 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
533 (unswitch_single_loop): Clear cinsn when retrying.
536 * config/i386/i386.c (legitimize_address): When canonicalizing
537 ASHIFT into MULT, multiply by 1 << shift_count instead of
538 1 << log2 (shift_count).
540 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
542 * lambda-code.c (gcc_loop_to_lambda_loop,
543 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
544 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
545 generic operand interface.
546 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
547 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
548 generic operand interface.
549 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
550 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
551 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
552 num_imm_uses): Use ssa_use_operand_t.
553 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
554 get_v_must_def_ops): Delete.
555 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
556 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
557 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
558 get_v_must_def_kill_ptr): Delete.
559 (delink_stmt_imm_use): Move and use new operand interface.
560 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
561 op_iter_next_tree): Use new operand implementation.
562 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
563 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
565 (op_iter_next_mustdef, op_iter_next_maydef,
566 op_iter_next_must_and_may_def): Delete. Replace with...
567 (op_iter_next_maymustdef): New. Combine must and may next operations.
568 (op_iter_init_maydef, op_iter_init_mustdef,
569 op_iter_init_must_and_may_def): Use new interface.
570 (single_ssa_tree_operand ): New. Process single operands only as trees.
571 (single_ssa_use_operand): New. Process single operands only as uses.
572 (single_ssa_def_operand): New. Process single operands only as defs.
573 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
575 (num_ssa_operands): New. Count the number of specified operands.
576 (compare_ssa_operands_equal): New. Compare two statements' operands.
577 (single_phi_def): New. Return true if PHI has one def of the specified
579 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
580 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
581 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
582 (struct stmt_ann_d): Operands field no longer require GTY().
583 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
584 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
585 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
586 dump_replaceable_exprs, rewrite_trees): Use generic interface.
587 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
588 Use use_operand_p instead of ssa_imm_use_t *.
589 * tree-pretty-print.c (dump_vops): check if operands are active before
590 dumping virtual operands.
591 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
592 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
593 (ccp_fold): Use new interface.
594 (ccp_visit_stmt): Remove unused variables and code.
595 (convert_to_gimple_builtin): Insert statements before calling
596 mark_new_vars_to_rename.
597 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
598 (copy_prop_visit_cond_stmt): Use generic interface.
599 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
601 (thread_across_edge): Use generic interface.
602 (initialize_hash_element): Initialzie with stmt, not annotation.
603 (eliminate_redundant_computations): Use generic interface.
604 (record_equivalences_from_stmt): Pass stmt, not annotation.
605 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
607 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
608 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
609 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
610 generic operand interface.
611 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
613 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
615 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
616 (build_defs, build_uses, build_v_may_defs, build_vuses,
617 build_v_must_defs): Change type to struct opbuild_list_d.
618 (ops_active): New. Operands active boolean.
619 (operand_memory, operand_memory_index): New. Operand memory managers.
620 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
621 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
622 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
623 Change from functions to static variable list heads.
624 (opbuild_initialize_virtual): New. Initialize a virtual build list.
625 (opbuild_initialize_real): New. Initialize a virtual build list.
626 (opbuild_free): New. Free a build list.
627 (opbuild_num_elems): New. Number of items in a list.
628 (opbuild_append_real): New. Add a real (tree *) operand.
629 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
630 (opbuild_first): New. Return first element index in a list.
631 (opbuild_next): New. Return next element in a list.
632 (opbuild_elem_real): New. Return real element.
633 (opbuild_elem_virtual): New. Return virtual element.
634 (opbuild_elem_uid): New. Return UID of virtual element.
635 (opbuild_clear): New. Reset an operand list.
636 (opbuild_remove_elem): New. Remove an element form a list.
637 (ssa_operands_active): New. Return true if operand cache is active.
638 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
639 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
640 (correct_use_link): Use use_operand_p.
641 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
642 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
643 (cleanup_v_may_defs): Use new implmentation.
644 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
646 (append_def, append_use, append_v_may_def, append_vuse,
647 append_v_must_def): Call opbuild_append routine instead of using varray.
648 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
649 global parse_old_ops variable.
650 (free_ssa_operands): New implementation.
651 (update_stmt_operands): Move. Change argument to build_ssa_operands.
652 (copy_virtual_operands): Move. New generic implementation.
653 (create_ssa_artficial_load_stmt): Move. New implementation.
654 (swap_tree_operands): Update for new implementation.
655 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
656 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
657 rather than a varray.
658 (verify_imm_links): Use use_operand_p.
659 (dump_immediate_uses_for): If the immediate use variable is a virtual
660 variable, show the virtual ops in the stmt.
661 * tree-ssa-operands.h (def_operand_p): No longer a structure.
662 (NULL_DEF_OPERAND_P): Now a #define.
663 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
664 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
665 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
666 mustdef_optype_d): New. Use Linked list representation.
667 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
668 (struct ssa_operand_memory_d): New. Allocated Chunk node.
669 (struct stmt_operands_d): Change to new pointers that are not GTY.
670 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
671 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
672 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
673 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
674 SET_V_MUST_DEF_KILL): Delete.
675 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
676 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
677 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
678 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
679 (enum ssa_op_iter_type): Operand iterator typechecking values.
680 (struct ssa_operand_iterator_d): Use linked lists of operands.
681 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
682 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
683 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
684 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
685 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
686 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
687 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
688 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
689 * tree-ssa-opfinalize.h: New. Function templates for expansion.
690 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
691 alloc_vuse, and alloc_mustdef.
692 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
693 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
694 and finalize_ssa_v_must_def_ops.
695 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
696 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
698 (compute_avail): Use generic iterator interface.
699 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
700 (stmt_makes_single_load, stmt_makes_single_store): Use
702 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
703 (statement_sink_location): Use generic interface.
704 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
705 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
706 reset the immediate use link nodes.
707 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
708 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
709 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
710 (eliminate_tail_call): Use generic operand interface.
711 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
712 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
714 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
716 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
717 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
719 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
720 Use statement pointer instead of vuse_optype. Use generic interface.
721 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
722 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
723 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
724 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
725 * doc/tree-ssa.texi: Update documentation for operand interface.
727 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
729 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
730 gcc_unreachable as appropriate.
731 (machopic_function_base_name, machopic_indirect_data_reference,
732 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
733 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
734 * config/rs6000/altivec.md (*mov<mode>_internal,
735 build_vector_mask_for_load): Likewise.
736 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
737 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
738 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
739 * config/rs6000/predicates.md (easy_fp_constant,
740 logical_operand): Likewise.
741 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
742 compute_save_world_info, rs6000_emit_prologue,
743 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
744 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
747 2005-05-03 Uros Bizjak <uros@kss-loka.si>
750 * convert.c (convert_to_integer): Convert ceil and floor in
753 2005-04-29 Geoffrey Keating <geoffk@apple.com>
756 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
757 define_insn_and_split. Split only when memory operand is
758 offsettable. Use adjust_address rather than plus_constant.
759 (floatunssidf2_internal): Likewise.
760 (fix_truncdfsi2_internal): Split only when memory operand is
761 offsettable. Use adjust_address rather than plus_constant.
762 (fix_trunctfsi2_internal): Likewise.
763 (floatsidf2_internal): Likewise.
765 2005-05-02 Diego Novillo <dnovillo@redhat.com>
767 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
768 (set_value_range_to_null): Likewise.
769 (set_value_range_to_varying): New function. Use it in all
770 call sites that used to call set_value_range (vr, VR_VARYING, ...).
771 (extract_range_from_assert): If the integral type has a
772 super-type, and LIMIT is not within MIN and MAX values of that
773 type, set the resulting range to VR_VARYING.
775 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
777 * config/mmix/mmix.opt: New file.
778 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
779 (mmix_cc1_ignored_option): Don't declare.
780 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
781 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
782 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
783 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
784 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
785 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
786 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
787 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
789 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
790 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
791 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
793 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
796 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
797 * c-decl.c (current_function_prototype_built_in,
798 current_function_prototype_arg_types): New.
799 (merge_decls): Keep source location of prototype followed by
800 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
801 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
802 (start_function): Always set current_function_prototype_locus,
803 current_function_prototype_built_in and
804 current_function_prototype_arg_types. Check for external
805 prototype whether or not visible for external function and set
806 current_function_prototype_arg_types accordingly.
807 (store_parm_decls_oldstyle): Use
808 current_function_prototype_arg_types for checking old-style
809 definition against prototype. Give warnings only if
810 current_function_prototype_built_in).
812 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
814 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
815 (ggc_alloc_zone_stat): Don't define.
816 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
817 ggc_alloc_zone_pass_stat.
818 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
819 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
820 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
822 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
824 * calls.c (expand_call): Handle current_function_pretend_args_size
825 when checking for sibcalls.
827 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
829 PR tree-optimization/21294
830 * tree-vrp.c (vrp_expr_computes_nonzero): New.
831 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
833 2005-05-02 Janis Johnson <janis187@us.ibm.com>
836 * gcov-io.h: Declare gcov external functions hidden.
838 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
840 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
841 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
842 Use VEC instead of VARRAY.
845 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
848 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
850 * c-common.c (resolve_overloaded_builtin): Forward to target
851 hook for BUILT_IN_MD built-ins.
852 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
853 for all types of built-in.
854 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
855 in the definition of the target hooks struct.
856 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
857 * config/rs6000/altivec.h: Rewritten.
858 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
859 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
860 rs6000_builtin_type, rs6000_builtin_type_compatible,
861 altivec_overloaded_builtins, rs6000_builtin_type,
862 rs6000_builtin_type_compatible): New.
863 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
865 (def_builtin): Turn into a function. Check for duplicates and store
866 the builtin into rs6000_builtin_decls.
867 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
868 bdesc_1arg): Add overloaded builtins.
869 (altivec_expand_builtin): Check for unresolved overloaded builtins,
870 do not support ALTIVEC_COMPILETIME_ERROR.
871 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
872 nodes to represent front-end types.
873 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
874 with opaque arguments and/or return values.
875 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
876 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
877 (rs6000_builtin_type_index): New.
878 (is_ev64_opaque_type): Rename to...
879 (rs6000_is_opaque_type): ... this.
880 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
883 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
885 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
888 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
889 Bernd Schmidt <bernd.schmidt@analog.com>
891 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
892 print_address_operand, print_operand, legitimize_pic_address,
893 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
894 output_pop_multiple): Use gcc_assert or gcc_unreachable as
896 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
898 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
900 * doc/passes.texi: Document vectorization pass.
902 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
904 * tree-scalar-evolution.c (get_exit_conditions_rec,
905 select_loops_exit_conditions,
906 number_of_iterations_for_all_loops,
907 analyze_scalar_evolution_for_all_loop_phi_nodes,
908 scev_analysis): Use VEC instead of VARRAY.
910 2005-05-02 Michael Matz <matz@suse.de>
913 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
914 (warn_strict_null_sentinel): Define.
915 (check_function_sentinel): Check for null_node as valid sentinel too.
916 * c-common.h (c_tree_index): Added CTI_NULL.
917 (null_node) Define global_tree[CTI_NULL].
918 (warn_strict_null_sentinel): Declare.
919 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
920 * c.opt: (Wstrict-null-sentinel): New C++ option.
921 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
923 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
925 * gimplify.c (gimplify_compound_lval): Use VEC instead of
928 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
930 * dwarf2out.c (decl_scope_table, push_decl_scope,
931 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
934 2005-05-01 Mark Mitchell <mark@codesourcery.com>
937 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
939 * doc/cpp.texi (__DEPRECATED): Document.
940 (__EXCEPTIONS): Likewise.
941 (__GXX_WEAK__): Likewise.
943 * function.c (INVOKE__main): Do not define.
944 (expand_main_function): Check HAS_INIT_SECTION when determining
945 whether or not to call __main.
947 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
949 * tree-ssa-loop-ivopts.c: Fix a comment typo.
951 2005-01-05 Paul Brook <paul@codesourcery.com>
953 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
954 (INITIALIZE_TRAMPOLINE): Use it.
955 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
956 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
957 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
959 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
961 * doc/install.texi (Specific): Omit dots in the @anchors names
962 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
963 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
965 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
967 PR tree-optimization/18316
968 PR tree-optimization/19126
969 * tree.c (build_int_cst_type): Avoid shift by size of type.
970 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
972 * tree-scalar-evolution.h (simple_iv): Declaration changed.
973 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
975 (dump_cand): Dump depends_on information.
976 (determine_biv_step): Add argument to simple_iv call.
977 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
978 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
980 (add_candidate_1): Record depends_on for candidates.
981 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
982 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
983 Handle ivs with nonconstant step.
984 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
985 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
986 (create_new_iv): Unshare the step before passing it to create_iv.
987 (free_loop_data): Free cand->depends_on.
988 (build_addr_strip_iref): New function.
989 (find_interesting_uses_address): Use build_addr_strip_iref.
990 (strip_offset_1): Split the recursive part from strip_offset.
991 Strip constant offset component_refs and array_refs.
992 (strip_offset): Split the recursive part to strip_offset_1.
993 (add_address_candidates): Removed.
994 (add_derived_ivs_candidates): Do not use add_address_candidates.
995 (add_iv_value_candidates): Add candidates with stripped constant
996 offset. Consider all candidates with initial value 0 important.
997 (struct affine_tree_combination): New.
998 (aff_combination_const, aff_combination_elt, aff_combination_scale,
999 aff_combination_add_elt, aff_combination_add,
1000 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
1001 fold_affine_sum): New functions.
1002 (get_computation_at): Use fold_affine_sum.
1003 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
1004 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
1007 2005-04-30 Michael Matz <matz@suse.de>
1009 * config/i386/i386.md (movmemsi): Also active when
1010 TARGET_INLINE_ALL_STRINGOPS.
1012 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
1015 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
1017 2005-04-30 Paul Brook <paul@codesourcery.com>
1019 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
1021 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
1022 * config/arm/ieee754-sf.S: Ditto.
1023 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
1024 (FUNC_ALIAS): Use .thumb_set for thumb routines.
1026 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1028 * tree-ssanames.c: Fix a comment typo.
1029 * doc/options.texi: Fix a typo.
1031 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
1033 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
1034 gcc_unreachable as appropriate.
1035 (split_adds_subs, cond_string, print_operand,
1036 h8300_initial_elimination_offset, h8300_classify_operand,
1037 h8300_unary_length, h8300_short_immediate_length,
1038 h8300_bitfield_length, h8300_binary_length,
1039 h8300_insn_length_from_table, compute_mov_length, output_plussi,
1040 compute_plussi_length, compute_plussi_cc, output_logical_op,
1041 compute_logical_op_length, compute_logical_op_cc,
1042 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
1043 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
1044 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
1045 h8300_regs_ok_for_stm): Likewise.
1046 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
1047 monitor_prologue): Likewise.
1049 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1051 * loop-invariant.c (invariants, create_new_invariant,
1052 get_inv_cost, best_gain_for_invariant,
1053 find_invariants_to_move, move_invariants,
1054 init_inv_motion_data, free_inv_motion_data): Use VEC instead
1057 2005-04-29 Richard Henderson <rth@redhat.com>
1059 * function.c (instantiate_decls): Remove valid_only argument.
1060 (instantiate_decls_1, instantiate_decl): Likewise.
1061 (instantiate_virtual_regs_1): Delete.
1062 (instantiate_virtual_regs_lossage): Delete.
1063 (instantiate_virtual_regs_in_rtx): New.
1064 (safe_insn_predicate): New.
1065 (instantiate_virtual_regs_in_insn): New.
1066 (instantiate_virtual_regs): Update to match all that. Only run
1067 instantiate_decls once.
1069 2005-04-29 Richard Henderson <rth@redhat.com>
1070 Daniel Jacobowitz <dan@codesourcery.com>
1072 * gengtype.c (write_func_for_structure): Split out ...
1073 (output_type_enum): ... new function. Fix thinko accessing
1074 TYPE_PARAM_STRUCT data.
1076 2005-04-29 Tom Tromey <tromey@redhat.com>
1078 * tree.c (build_block): Removed unused 'tags' argument.
1079 * tree.h (build_block): Removed argument.
1081 2005-04-29 Michael Matz <matz@suse.de>
1083 PR rtl-optimization/21144
1084 * postreload.c (reload_cse_move2add): Check for VOIDmode.
1086 2005-04-29 Bob Wilson <bob.wilson@acm.org>
1088 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
1089 flag_reorder_blocks.
1091 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1093 PR tree-optimization/21030
1094 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
1095 ranges where VR->MAX is smaller than VR->MIN.
1097 2005-04-29 Devang Patel <dpatel@apple.com>
1099 PR tree-optimization/21272
1100 PR tree-optimization/21266
1101 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
1103 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
1105 * tree-flow-inline.h: Fix a comment typo.
1106 * doc/tree-ssa.texi: Fix a typo.
1108 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
1110 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1112 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
1113 gcc_unreachable as appropriate.
1114 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
1115 fr30_print_operand, fr30_move_double): Likewise.
1116 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
1118 2005-04-29 Mark Mitchell <mark@codesourcery.com>
1120 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
1121 definition has already been provided.
1122 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1123 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
1124 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1126 2005-04-29 Jim Tison <jtison@us.ibm.com>
1128 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
1129 trace hooks calls to improve performance.
1131 2005-04-29 Julian Brown <julian@codesourcery.com>
1132 Mark Mitchell <mark@codesourcery.com>
1133 Paul Brook <paul@codesourcery.com>
1135 * crtstuff.c: Handle targets that use .init_array.
1136 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
1137 that INVOKE__main is set correctly.
1138 (expand_main_function): Test INVOKE__main.
1139 * libgcc2.c: Do not define __main when using .init_array.
1140 * config/arm/arm.c (arm_elf_asm_constructor): New function.
1141 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
1143 (DTORS_SECTION_ASM_OP): Likewise.
1144 (CTOR_LIST_BEGIN): Define specially when in libgcc.
1145 (CTOR_LIST_END): Likewise.
1146 (DTOR_LIST_BEGIN): Likewise.
1147 (DTOR_LIST_END): Likewise.
1148 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
1149 (FINI_SECTION_ASM_OP): Likewise.
1150 (INIT_ARRAY_SECTION_ASM_OP): Define.
1151 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1152 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
1153 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
1154 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
1155 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1157 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1159 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
1160 gcc_assert and gcc_unreachable as appropriate.
1161 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
1162 const_int_cost, output_move_const_into_data_reg,
1163 output_move_qimode, output_move_double, find_addr_reg,
1164 print_operand, print_operand_address): Likewise.
1165 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
1166 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
1167 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
1168 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
1169 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
1170 conditional_trap): Likewise.
1171 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
1173 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1175 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
1176 gcc_unreachable as appropriate.
1177 (gen_conditional_move, xtensa_split_operand_pair,
1178 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
1179 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
1180 xtensa_copy_incoming_a7, xtensa_output_literal,
1181 xtensa_output_literal, xtensa_output_literal): Likewise.
1182 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1183 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
1184 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
1185 movsicc_internal1, movsfcc_internal0,
1186 movsfcc_internal1): Likewise.
1188 2005-04-28 James E Wilson <wilson@specifixinc.com>
1190 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
1191 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
1193 2005-04-28 DJ Delorie <dj@redhat.com>
1195 * opt-functions.awk (var_set): Emit proper initializer for
1196 non-target bitfields.
1198 2005-04-28 Devang Patel <dpatel@apple.com>
1200 * dbxout.c (have_used_extensions): Remove.
1201 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
1202 have_used_extensions.
1204 2005-04-28 James E Wilson <wilson@specifixinc.com>
1206 * doc/install.texi: Update -enable-languages info. Correct path to
1209 2005-04-28 DJ Delorie <dj@redhat.com>
1211 * optc-gen.awk (END): Make sure no variable is defined more
1213 * opth-gen.awk (END): Allocate bits on a per-variable basis.
1214 Allow for bitfield variables other than target_flags.
1215 * doc/options.text (Mask): Document that you may specify a
1216 variable other than target_flags.
1218 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
1220 PR rtl-optimization/18877
1221 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
1222 number in val.start.
1224 2005-04-28 David Edelsohn <edelsohn@gnu.org>
1227 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
1229 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1230 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1231 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
1233 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
1235 * arm.c (legitimize_pic_address): Fix sense of assertion test for
1236 creating pseudos when the base offset is too large.
1238 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1240 * global.c (earlyclobber_regclass): Change the type to
1242 (check_earlyclobber): Update uses of earlyclobber_regclass.
1243 (mark_reg_use_for_earlyclobber): Likewise.
1244 (calculate_local_reg_bb_info): Allocate and free
1245 earlyclobber_regclass using the VEC API.
1247 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
1249 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
1252 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1254 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
1257 * config.gcc: Obsolete c4x-* and tic4x-*.
1259 * tree.h (edge_def): Remove.
1261 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
1262 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
1263 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
1264 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
1267 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
1268 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
1269 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
1270 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
1271 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
1272 machmode.def, mips-tfile.c, params.c, pretty-print.c,
1273 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
1274 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
1275 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
1276 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
1277 config/i386/cygming.h, config/i386/djgpp.h,
1278 config/i386/lynx.h, config/i386/netware.c,
1279 config/i386/winnt.c, config/ia64/ia64-c.c,
1280 config/iq2000/iq2000.c, config/m32r/little.h,
1281 config/m68k/m68k-protos.h, config/m68k/m68k.h,
1282 config/m68k/m68k.md, config/mcore/mcore.c,
1283 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
1284 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
1285 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
1286 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
1287 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
1288 config/pdp11/pdp11.h, config/rs6000/darwin.h,
1289 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
1290 config/s390/2064.md, config/s390/2084.md,
1291 config/s390/s390-modes.def, config/s390/s390-protos.h,
1292 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
1293 config/stormy16/stormy16.c, config/vax/vax-protos.h,
1294 config/vax/vax.c, config/vax/vax.h,
1295 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
1298 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
1300 * c-typeck.c (build_compound_expr): Correct logic in last change.
1302 2005-04-27 James E. Wilson <wilson@specifixinc.com>
1304 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
1305 parameters. Replace conditional move code with assert checking for
1306 ar.lc. Delete obsolete comments.
1307 (set_src_needs_barrier): Delete cond parameter, and code using it.
1308 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
1309 assert checking for PR_REGS. Fix calls to update_set_flags and
1310 set_src_needs_barrier.
1311 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
1312 callers. Rewrite explanatory comment before the function.
1313 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
1316 2005-04-27 Mike Stump <mrs@apple.com>
1318 * doc/cpp.texi: gcc now implements universal character names.
1320 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1323 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1324 being a compound expression whose right-hand side is cast to void.
1326 2005-04-27 Caroline Tice <ctice@apple.com>
1328 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1329 Remove targetm.have_named_sections test.
1330 (fix_edges_for_rarely_executed_code): Likewise.
1331 (insert_section_boundary_note): Likewise.
1332 (reorder_basic_blocks): Check partitioning flag before calling
1333 verify_hot_cold_block_grouping.
1334 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1335 the function struct rather than global variables.
1336 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1337 (COLD_END_LABEL): Likewise
1338 (cold_text_section_label): New static global variable.
1339 (cold_end_label): Likewise.
1340 (dwarf2out_switch_text_section): Get hot/cold section labels from
1341 the function struct rather than global variables; test to make sure
1343 (output_aranges): Use cold_text_section_label and cold_end_label;
1344 check partitioning flag before putting out delta.
1345 (output_ranges): Remove incorrect code attempting to use
1347 (output_line_info): Get cold section label from function struct; test
1348 to make sure cfun is defined.
1349 (add_location_or_const_value_attribute): Likewise.
1350 (dwarf2out_var_location): Likewise.
1351 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1352 write out cold_text_section_label if partition flag is set.
1353 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1354 * function.h (struct function): Add new fields to point to hot/cold
1355 section labels: hot_section_label, cold_section_label,
1356 hot_section_end_label and cold_section_end_label; also add new field
1357 for cold text section name, unlikely_text_section_name.
1358 * opts.c (decode_options): Turn off partitioning flag if
1359 !targetm.have_named_sections.
1360 * output.h (hot_section_label): Remove.
1361 (hot_section_end_label): Remove.
1362 (cold_section_end_label): Remove.
1363 (unlikely_section_label): Remove.
1364 (unlikely_text_section_name): Remove.
1365 * passes.c (rest_of_handle_final): Remove extra blank line.
1366 * varasm.c (unlikely_section_label): Remove.
1367 (hot_section_label): Remove.
1368 (hot_section_end_label): Remove.
1369 (cold_section_end_label): Remove.
1370 (unlikely_text_section_name): Remove.
1371 (initialize_cold_section_name): Modify to call
1372 targetm.strip_name_encoding; to store cold section name in current
1373 function struct, if it exists; and to only use the decl_section_name
1374 if flag_named_sections is true.
1375 (unlikely_text_section): Modify to get section name out of current
1376 function struct, if there is one; otherwise build it from
1377 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1378 (in_unlikely_text_section): Likewise.
1379 (named_section): Modify to get/put cold section name in current function
1380 struct, if there is one.
1381 (function_section): Change 'bool unlikely' to 'int reloc'; check
1382 targetm.have_named_sections before calling named_section.
1383 (current_function_section): Likewise.
1384 (assemble_start_function): Modify to get/put unlikely_text_section_name
1385 in current function struct; modify to get hot/cold section labels
1386 from function struct; initialize labels using
1387 ASM_GENERATE_INTERNAL_LABEL;
1388 test partitioning flag before writing out hot section label.
1389 (assemble_end_function): Test partitioning flag before writing out
1390 hot/cold section labels.
1391 (default_section_type_flags_1): Get cold text section name from
1392 function struct if there is one; Set flags correctly for
1393 cold text section if there is not a current function struct.
1395 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1397 * tree-ssa-propagate.c (set_rhs): Revert last change.
1399 2005-04-27 Steve Ellcey <sje@cup.hp.com>
1401 * explow.c (convert_memory_address): Add gcc_assert.
1403 2005-04-27 Mark Mitchell <mark@codesourcery.com>
1405 * configure.ac: Check for ld --sysroot support.
1406 * gcc.c: Document %R specifier for specs.
1407 (SYSROOT_SPEC): New macro.
1408 (sysroot_spec): New variable.
1409 (static_specs): Add sysroot_spec.
1410 (main): Pass the sysroot spec to the linker if appropriate.
1411 * configure: Regenerated.
1412 * config.in: Likewise.
1414 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1416 * fold-const.c (fold_binary): Use build_fold_addr_expr
1417 for address calculation and INDIRECT_REF handling.
1419 2005-04-27 Andrew Haley <aph@redhat.com>
1421 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1423 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1425 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1426 pointer when thumb backtracing is on.
1428 * config/fp-bit.c (abort): Revert change.
1430 2005-04-27 Ian Lance Taylor <ian@airs.com>
1432 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1434 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1436 * tree-ssa-dce.c: Fix a comment typo.
1438 2005-04-27 David S. Miller <davem@davemloft.net>
1440 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1441 Kill setjmpless_size. current_function_calls_setjmp is completely
1442 computed when we are called, so just use the optimized size value
1443 instead of using REG_SAVE_AREA notes.
1444 (optimize_save_area_alloca): Delete....
1445 * rtl.h (optimize_save_area_alloca): Likewise...
1446 * passes.c (rest_of_compilation): and don't call it any more.
1447 * reg-notes.def (SAVE_AREA): Delete.
1449 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1451 * config/fp-bit.c (abort): Add noreturn attribute.
1453 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1454 gcc_unreachable as appropriate.
1455 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1456 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1457 ASM_OUTPUT_REG_POP): Likewise.
1459 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1461 * tree-complex.c (expand_vector_operations_1): Do not build
1462 VIEW_CONVERT_EXPR's for the lhs.
1464 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1466 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1467 unnecessary noncanonical RTL handling.
1468 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1469 gcc_assert and gcc_unreachable.
1471 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1472 gcc_unreachable as appropriate.
1473 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1474 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1475 use_return_insn, const_ok_for_op, arm_gen_constant,
1476 arm_canonicalize_comparison, legitimize_pic_address,
1477 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1478 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1479 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1480 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1481 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1482 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1483 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1484 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1485 output_call, output_mov_long_double_fpa_from_arm,
1486 output_mov_long_double_arm_from_fpa,
1487 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1488 output_move_double, arithmetic_instr, shift_op, int_log2,
1489 output_return_instruction, arm_output_function_prologue,
1490 arm_output_epilogue, arm_output_function_epilogue,
1491 emit_multi_reg_push, arm_get_frame_offsets,
1492 arm_compute_initial_elimination_offset, arm_expand_prologue,
1493 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1494 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1495 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1496 thumb_compute_initial_elimination_offset,
1497 thumb_output_function_prologue, thumb_load_double_from_address,
1498 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1499 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1500 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1501 * config/arm/arm.md (thumb_extendhisi2,
1502 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1503 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1504 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1505 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1506 * config/arm/cirrus.md (*cirrus_arm_movdi,
1507 *cirrus_movdf_hard_insn): Likewise.
1508 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1510 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1512 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1513 (num_ssa_names): Use VEC_length.
1514 (ssa_names): Use VEC_index.
1515 * tree-ssanames.c (ssa_names): Change the type to
1517 (init_ssanames, fini_ssa_names, make_ssanames,
1518 release_ssa_name): Update uses of ssa_names.
1520 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1521 Use fold_buildN instead of fold (buildN (...)).
1523 2005-04-27 Devang Patel <dpatel@apple.com>
1525 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1527 2005-04-27 Matt Thomas <matt@3am-software.com>
1528 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1530 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1531 (vax_output_mi_thunk): Ditto.
1532 (vax_notice_cc_update): Ditto.
1533 (INDEX_REGISTER_P): Add trailing \.
1534 (BASE_REGISTER_P): Add trailing \.
1535 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1537 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1539 * tree-ssa-propagate.c (set_rhs): Check operand of
1540 ADDR_EXPR for gimpliness, too.
1542 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1544 * tree-ssa-pre.c: Fix a comment typo.
1546 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1548 PR tree-optimization/21171
1549 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1550 record address uses if the reference is volatile.
1552 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1554 * tree-complex.c (expand_vector_operation): New, extracted from
1555 expand_vector_operations_1.
1556 (tree_vec_extract): Build a NOP_EXPR.
1557 (expand_vec_parallel): Do not care about returning the correct type.
1558 (expand_vector_operations_1): Call expand_vector_operation.
1559 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1561 * tree-complex.c (gate_expand_vector_operations): New.
1562 (pass_lower_vector_ssa): Use it.
1563 * tree-optimize.c (init_tree_optimization_passes): Include
1564 pass_lower_vector_ssa.
1565 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1566 (vectorizable_operation): Use it.
1567 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1568 integer modes for the vector type.
1570 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1571 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1572 Do not cope with UNITS_PER_SIMD_WORD == 0.
1573 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1574 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1575 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1576 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1577 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1578 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1579 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1581 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1582 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1583 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1585 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1586 (UNITS_PER_SIMD_WORD): New.
1588 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1590 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1591 gcc_unreachable as appropriate.
1592 (ia64_expand_load_address, ia64_expand_tls_address,
1593 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1594 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1595 next_scratch_gr_reg, ia64_initial_elimination_offset,
1596 ia64_expand_prologue, ia64_expand_epilogue,
1597 ia64_output_dwarf_dtprel, ia64_print_operand,
1598 ia64_register_move_cost, first_instruction, rws_access_regno,
1599 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1600 ia64_sched_init, ia64_variable_issue,
1601 ia64_first_cycle_multipass_dfs_lookahead_guard,
1602 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1603 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1604 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1605 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1606 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1607 * config/ia64/predicates.md (got_symbolic_operand,
1608 sdata_symbolic_operand): Likewise.
1609 * config/ia64/vect.md (vcondv2sf): Likewise.
1611 2005-04-27 Matt Thomas <matt@3am-software.com>
1613 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1614 CONSTANT_ADDRESS_P in config/vax/vax.h
1615 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1616 (INDEX_REGISTER_P): New.
1617 (BASE_REGISTER_P): New.
1618 (indirectable_constant_address_p): New. Adapted from
1619 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1620 (indirectable_address_p): New. Adapted from
1621 INDIRECTABLE_ADDRESS_P in vax.h.
1622 (nonindexed_address_p): New. Adapted from
1623 GO_IF_NONINDEXED_ADDRESS in vax.h.
1624 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1625 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1626 (legitimate_address_p): New. Adapted from
1627 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1628 (vax_mode_dependent_address_p): New. Adapted from
1629 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1630 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1631 legitimate_constant_address_p.
1632 (CONSTANT_P): Use legitimate_constant_p.
1633 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1634 (INDIRECTABLE_ADDRESS_P): Removed.
1635 (GO_IF_NONINDEXED_ADDRESS): Removed.
1636 (INDEX_TEMP_P): Removed.
1637 (GO_IF_REG_PLUS_INDEX): Removed.
1638 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1639 definitions, depending on whether REG_OK_STRICT is defined.
1640 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1641 Two definitions, depending on whether REG_OK_STRICT is defined.
1642 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1644 (legitimate_constant_p): Prototype added.
1645 (legitimate_address_p): Prototype added.
1646 (vax_mode_dependent_address_p): Prototype added.
1648 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1650 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1652 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1655 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1658 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1661 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1662 assertion failures, if __gcc_host_wide_int__ is not properly
1664 (init_dynamic_diag_info): Give errors, not assertion failures, if
1665 location_t, tree or __gcc_host_wide_int__ are not properly
1668 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1670 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1671 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1672 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1673 prepare_decl_rtl, free_loop_data,
1674 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1677 * tree.h (tree_phi_node): Add a comment about the order of PHI
1680 2005-04-26 Paul Brook <paul@codesourcery.com>
1682 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1684 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1686 * config/mips.mips.c (mips_legitimize_tls_address): Use
1689 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1690 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1691 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1693 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1696 2005-04-26 Jeff Law <law@redhat.com>
1698 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1699 (op_iter_init_must_and_may_def): Likewise.
1700 (unmodifiable_var_p): Move to a later point in the file.
1701 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1702 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1703 (dse_record_phis): Directly check for virtual operands rather than
1704 using need_imm_uses_for.
1705 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1706 store has multiple V_{MAY,MUST}_DEF operands.
1708 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1710 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1713 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1715 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1716 call to find_edge outside a loop to go through a PHI chain.
1718 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1720 PR tree-optimization/17598
1721 * fold-const.c (fold_binary): Fold comparisons of addresses
1722 of COMPONENT_REFs which reference the same field to
1723 comparisons of the addresses of the base objects.
1725 2005-04-26 Julian Brown <julian@codesourcery.com>
1727 * config/arm/arm.c (arm_return_in_msb): New function.
1728 (arm_must_pass_in_stack): New function.
1729 (TARGET_RETURN_IN_MSB): Define target hook.
1730 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1731 (arm_function_value): Pad small aggregate return.
1732 (arm_pad_arg_upward): New function.
1733 (arm_pad_reg_upward): New function.
1734 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1735 (FUNCTION_ARG_PADDING): Define macro.
1736 (BLOCK_REG_PADDING): Define macro.
1737 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1738 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1739 (arm_pad_reg_upward): Declare function.
1741 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1743 * basic-block.h (ei_cond): New.
1744 (FOR_EACH_EDGE): Call ei_cond.
1746 PR tree-optimization/21047
1747 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1748 (fold): Don't handle ASSERT_EXPR.
1750 2005-04-25 Roger Sayle <roger@eyesopen.com>
1752 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1753 all writes to any stack register as a read/write dependency on
1755 (sched_analyze_2): Likewise, for reads from any stack register.
1757 2005-04-25 Richard Henderson <rth@redhat.com>
1759 * final.c (output_addr_const): Revert 2005-04-09 change.
1761 2005-04-25 Mike Stump <mrs@apple.com>
1763 * config/darwin.c (darwin_encode_section_info): Always set
1764 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1766 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1768 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1769 gensupport.c, protoize.c, toplev.c: Replace calls to
1770 `unlock_stream' with `unlock_std_streams'.
1772 2005-04-25 Devang Patel <dpatel@apple.com>
1774 * dbxout.c (dbxout_type): Emit attribute vector.
1776 2005-04-05 Paul Brook <paul@codesourcery.com>
1778 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1779 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1780 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1781 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1782 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1783 (register_dtor_fn): Likewise.
1784 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1786 2005-04-25 Ian Lance Taylor <ian@airs.com>
1788 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1789 * c-common.h (EXPR_STMT_EXPR): Don't define.
1790 (c_common_stmt_codes): Don't define.
1791 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1792 * c-gimplify.c (gimplify_expr_stmt): Remove.
1793 (c_gimplify_expr): Remove EXPR_STMT case.
1794 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1795 to INIT_STATEMENT_CODES.
1796 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1798 2005-04-25 Jan Hubicka <jh@suse.cz>
1800 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1802 * except.c: Include diagnostic.h
1803 (dump_eh_tree, verify_eh_tree): New functions.
1804 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1805 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1806 (dump_function_to_file): dump eh tree.
1807 * tree-eh.c (mark_eh_edge): New function.
1808 (mark_eh_edge_found_error): New static variable.
1809 (verify_eh_edges): New function.
1811 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1813 * tree-ssa-alias.c (fieldoff_t): Remove.
1814 (fieldoff_s): typedef the structure itself. Create a vector of
1816 (push_fields_onto_fieldstack): Return count of fields pushed.
1817 Remove peeling of first field. Adjust.
1818 (fieldoff_compare): Adjust.
1819 (create_overlap_variables_for): Adjust.
1821 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1823 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1825 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1828 * doc/install.texi: Document correct assembler and linker to use
1829 on i?86-*-solaris2.10.
1831 2005-04-25 Steven Bosscher <stevenb@suse.de>
1833 Fix PR tree-optimization/21173
1835 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1836 Unshare expression we pass to force_gimple_operand.
1838 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1839 Stephen Clarke <stevec@superh.com>
1840 Roger Sayle <roger@eyesopen.com>
1842 PR rtl-optimization/20413
1843 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1844 VOIDmode for LABEL_REF.
1845 * final.c (shorten_branches): Likewise.
1846 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1847 * loop.c (reg_dead_after_loop): Likewise.
1848 * varasm.c (decode_addr_const): Likewise.
1849 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1851 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1853 * config.gcc (avr-*-*): Remove redundant "case".
1855 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1857 * tree-vect-analyze.c (vect_mark_relevant): Take
1858 VEC(tree,heap) instead of varray_type as an argument.
1859 (vect_mark_stmts_to_be_vectorized): Change the type of
1860 worklist to VEC(tree,heap). Adjust uses of worklist.
1862 2005-04-24 Devang Patel <dpatel@apple.com>
1864 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1866 2005-04-24 Ian Lance Taylor <ian@airs.com>
1868 * c-semantics.c (build_stmt): Remove test of specific tree codes
1869 for TREE_SIDE_EFFECTS handling.
1871 2005-04-24 Per Bothner <per@bothner.com>
1873 * c-opts.c (finish_options): Make the line-number of the <built-in>
1874 location 0, as assumed elsewhere, rather than 1.
1876 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1878 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1880 (tree_ssa_uncprop, uncprop_finalize_block,
1881 uncprop_initialize_block): Update uses of equiv_stack.
1883 2005-04-24 Richard Henderson <rth@redhat.com>
1886 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1887 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1889 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1890 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1891 <DIV, MOD>: Likewise.
1893 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1895 * collect2.c (main): Unlock the stdio streams.
1896 * gcc.c (main): Likewise.
1897 * gcov-dump.c (main): Likewise.
1898 * gcov.c (main): Likewise.
1899 * gen-protos.c (main): Likewise.
1900 * gensupport.c (init_md_reader_args_cb): Likewise.
1901 * protoize.c (main): Likewise.
1902 * toplev.c (general_init): Likewise.
1904 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1907 * cgraph.h (cgraph_local_info): Add vtable_method field.
1908 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1909 and node is vtable_method, finalized and not reachable, don't do
1912 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1914 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1916 * tree-ssa-pre.c (create_value_expr_from): Use
1917 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1918 * tree-ssa-propagate.c (stmt_makes_single_load,
1919 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1920 * tree-vect-transform.c (vect_is_simple_cond): Use
1922 * tree-vrp.c (extract_range_from_assert,
1923 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1926 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1927 of tpa_to_clear to VEC(int,heap). Update uses of
1928 tpa_to_clear. Free tpa_to_clear at the end.
1930 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1932 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1935 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1937 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1938 and gcc_unreachable as appropriate.
1939 (num_insns_constant, output_vec_const_move,
1940 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1941 rs6000_emit_set_const, rs6000_emit_move,
1942 spe_build_register_parallel, function_arg,
1943 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1944 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1945 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1946 rs6000_common_init_builtins, expand_block_clear,
1947 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1948 extract_ME, rs6000_get_some_local_dynamic_name,
1949 rs6000_output_function_entry, print_operand,
1950 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1951 output_cbranch, output_e500_flip_gt_bit,
1952 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1953 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1954 compute_save_world_info, rs6000_stack_info,
1955 rs6000_emit_load_toc_table, rs6000_frame_related,
1956 spe_synthesize_frame_save, rs6000_emit_epilogue,
1957 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1958 output_function_profiler, rs6000_trampoline_size,
1959 rs6000_initialize_trampoline, find_addr_reg,
1960 rs6000_machopic_legitimize_pic_address,
1961 rs6000_initial_elimination_offset,
1962 rs6000_dbx_register_number): Likewise.
1963 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1964 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1965 *movti_power, *movti_string, call, call_value, sibcall,
1966 sibcall_value): Likewise.
1967 * config/rs6000/spe.md (*movdf_e500_double,
1968 *movv2si_internal): Likewise.
1969 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1972 2005-04-24 Richard Henderson <rth@redhat.com>
1975 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1976 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1977 Deny modes smaller than 4 bytes.
1978 * config/i386/i386-protos.h: Update.
1980 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1982 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1983 Switch h8300-*-rtems* to ELF.
1985 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1987 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1989 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1991 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1993 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1996 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1998 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2000 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
2001 definitions of ssa names in condition. Split recusive part to ...
2002 (tree_simplify_using_condition_1): New function.
2003 (expand_simple_operations): New function.
2005 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2007 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
2008 (find_interesting_uses_cond): Do not use integer_zerop and
2009 integer_nonzerop to check for integer constants.
2010 (set_use_iv_cost): Record the value field.
2011 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
2012 determine_use_iv_cost_outer): Set the value field of the cost pair.
2013 (may_eliminate_iv): Do not return the comparison code.
2014 (iv_elimination_compare): New function.
2015 (determine_use_iv_cost_condition): Set the value field. Record
2016 noneliminable invariants correctly.
2017 (rewrite_use_compare, rewrite_use_outer): Use the value field.
2019 2005-04-23 DJ Delorie <dj@redhat.com>
2021 * diagnostic.c (warning): Accept parameter to classify warning option.
2022 (warning0): New, for when a pointer to an error() like function is needed.
2023 * errors.c (warning): Likewise.
2024 * errors.h (warning, warning0): Adjust prototypes.
2025 * toplev.h (warning, warning0): Likewise.
2027 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
2028 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
2029 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
2030 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
2031 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
2032 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
2033 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
2034 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
2036 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
2037 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
2038 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
2039 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
2040 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
2041 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
2042 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
2043 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
2044 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
2045 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
2046 config/rs6000/aix52.h, config/rs6000/darwin.h,
2047 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
2048 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2049 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
2050 config/stormy16/stormy16.c, config/v850/v850-c.c,
2051 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
2054 2005-04-23 Richard Henderson <rth@redhat.com>
2057 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
2058 performing some integral scalar simplifications.
2060 2005-04-23 Richard Henderson <rth@redhat.com>
2063 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
2064 simplifying CONST_VECTOR.
2066 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2068 * tree-ssa-live.c (live_worklist): Take a stack allocated on
2069 heap as an argument. Update uses of stack.
2070 (calculate_live_on_entry): Allocate stack on heap.
2072 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
2073 partition_link and tpa_nodes on heap.
2075 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
2076 (mark_stmt_necessary, propagate_necessity,
2077 mark_really_necessary_kill_operand_phis): Update uses of
2079 (tree_dce_init): Allocate worklist using VEC_alloc.
2080 (tree_dce_done): Free worklist using VEC_free.
2082 2005-04-23 Mike Stump <mrs@apple.com>
2084 * config/darwin.c (machopic_indirection_name): Don't use
2086 (darwin_emit_unwind_label): Use user_label_prefix instead of
2089 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2091 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
2093 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
2095 * config.gcc <cris-*>: Specify .opt files.
2096 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
2097 config/cris/linux.opt: New files.
2098 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
2099 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2100 (TARGET_ELF): Override to 0.
2101 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
2102 -melinux-stacksize=N.
2103 * config/cris/cris.c: (cris_handle_option): New function.
2104 (TARGET_DEFAULT_TARGET_FLAGS): Override.
2105 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
2106 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
2107 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
2108 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
2109 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
2110 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
2111 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
2112 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
2113 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
2114 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
2115 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
2116 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
2117 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
2118 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
2119 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
2120 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
2121 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2122 (TARGET_LINUX): Define 0.
2123 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2124 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
2125 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
2126 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
2127 (TARGET_LINUX): Override to 1.
2128 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2130 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
2132 * haifa-sched.c (schedule_block): Fix thinko in previous
2133 assertification patch.
2135 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
2137 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
2138 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
2139 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2140 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
2141 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
2142 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2143 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
2145 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
2146 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
2147 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
2148 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
2149 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
2150 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
2151 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
2152 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
2153 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
2154 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
2155 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
2156 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
2157 (SUBTARGET_OPTIONS): Delete.
2158 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
2159 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
2160 instead of a string.
2161 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
2162 (pa_cpu_string, pa_unix_string): Delete.
2163 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
2164 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
2166 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2167 (pa_handle_option): New function.
2168 (override_options): Remove handling of -march=, -mfixed-range=,
2169 -mschedule= and -munix=.
2170 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
2171 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
2172 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
2173 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
2174 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
2175 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
2176 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
2178 * config/pa/pa.opt: New file.
2179 * config/pa/pa-hpux.opt: New file.
2180 * config/pa/pa-hpux1010.opt: New file.
2181 * config/pa/pa-hpux1111.opt: New file.
2182 * config/pa/pa64-hpux.opt: New file.
2184 2005-04-22 David S. Miller <davem@davemloft.net>
2186 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
2187 integer when it's mode is VOIDmode not DImode.
2189 2005-04-22 Geoffrey Keating <geoffk@apple.com>
2191 * config/rs6000/rs6000.md (sync_add<mode>_internal,
2192 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
2193 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
2194 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
2195 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
2196 "bne- $-xxx" rather than local labels.
2197 (sync_lock_release<mode>): Add second operand.
2198 (lwsync): Use .long rather than a more meaningful opcode.
2199 * doc/md.texi (Standard Names): Add description of second
2200 parameter to sync_lock_test_and_set.
2202 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2204 PR tree-optimization/21088
2205 * fold-const.c (fold_unary, fold_binary, fold_ternary):
2207 * tree-vrp.c (compare_values): Use fold_binary to compare
2208 pointers. Use boolean_type_node as the type of a comparison
2209 expression being folded.
2210 * tree.h: Add prototypes for fold_unary, fold_binary,
2213 * tree-ssa-dom.c: Fix formatting.
2215 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2217 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
2218 * lambda-code.c (perfect_nestify): Mark virtual operands in
2219 the moved statement for renaming.
2220 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
2221 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2222 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
2223 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2224 * tree-flow.h (struct var_ann_d): Update comments.
2225 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
2226 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
2227 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
2228 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
2229 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
2230 debug_names_replaced_by): Remove declarations.
2231 (delete_update_ssa, get_current_def, set_current_def): Declare.
2232 (rewrite_into_loop_closed_ssa): Add new argument. Update
2234 * tree-into-ssa.c: Include params.h.
2235 (old_virtual_ssa_names): Remove. Update all users.
2236 (need_to_replace_names_p): Remove. Update all users.
2237 (struct update_ssa_stats_d): Declare.
2238 (update_ssa_stats): New local.
2239 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
2240 dump_tree_ssa_stats, debug_tree_ssa_stats,
2241 dump_update_ssa, debug_update_ssa,
2242 dump_names_replaced_by, debug_names_replaced_by): Declare.
2243 (get_current_def, set current_def): Make extern.
2244 (is_old_name, is_new_name): Protect against references
2245 past the end of the sets.
2246 (add_new_name_mapping): Assert that OLD and NEW are
2247 different SSA names for the same symbol.
2248 When adding a virtual mapping, update stats for virtual
2250 (insert_phi_nodes_for): If UPDATE_P is true, create the
2251 LHS of the new PHI by duplicating SSA name VAR.
2252 (insert_phi_nodes_1): Remove. Update all users.
2253 (insert_phi_nodes): Remove second argument. Update all
2255 (maybe_replace_use, maybe_replace_def): New.
2256 (rewrite_update_stmt): Call them.
2257 (mark_def_interesting): Remove calls to is_gimple_reg.
2258 (prepare_phi_args_for_update): Remove. Update all users.
2259 (prepare_block_for_update): Only process virtual operands
2260 and GIMPLE registers in normal form.
2261 (prepare_use_sites_for): New.
2262 (prepare_names_to_update): Rename from prepare_def_sites.
2263 Call prepare_use_sites_for.
2264 (dump_update_ssa): Rename from dump_repl_tbl.
2266 Show statistics for virtual mapping heuristic.
2267 (debug_update_ssa): Rename from debug_debug_repl_tbl.
2268 (init_update_ssa): Initialize UPDATE_SSA_STATS.
2269 (delete_update_ssa): Make extern.
2270 (mark_set_for_renaming): If the set is empty, do nothing.
2271 (release_ssa_name_after_update_ssa): Update comment.
2272 (insert_updated_phi_nodes_for): Do not remove existing
2273 PHI nodes for symbols.
2274 (switch_virtuals_to_full_rewrite_p): New.
2275 (switch_virtuals_to_full_rewrite): New.
2276 (update_ssa): Call them.
2277 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
2278 for every statement before updating.
2279 If all the names in NEW_SSA_NAMES have been marked for
2280 removal, do nothing.
2281 Only start at the top of the CFG if there are symbols in
2283 (ssa_rewrite_finalize_block): Remove.
2284 (ssa_register_new_def): Remove.
2285 (ssa_rewrite_stmt): Remove.
2286 (ssa_rewrite_phi_arguments): Remove.
2287 (ssa_rewrite_initialize_block): Remove.
2288 (ssa_mark_def_sites): Remove.
2289 (ssa_mark_def_sites_initialize_block): Remove.
2290 (ssa_mark_phi_uses): Remove.
2291 (rewrite_ssa_into_ssa): Remove.
2292 * tree-phinodes.c (find_phi_node_for): Remove.
2293 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2295 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
2296 Remove calls to verify_dominators and
2297 verify_loop_structure.
2298 (tree_unswitch_single_loop): Call update_ssa.
2299 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
2302 (delete_tree_ssa): Assert that need_ssa_update_p returns
2304 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
2305 * tree-vectorizer.c (allocate_new_names, rename_def_op,
2306 free_new_names): Remove. Update all users.
2307 (rename_use_op): Call get_current_def.
2308 (rename_variables_in_bb): Do not handle any real or
2310 (slpeel_update_phis_for_duplicate_loop): Call
2311 get_current_def and set_current_def instead of using
2313 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
2314 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
2315 ssa_names_to_replace and delete_update_ssa.
2316 * doc/invoke.texi: Document --param min-virtual-mappings
2317 and --param virtual-mappings-ratio.
2319 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2321 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
2322 for newly created PHI nodes.
2323 Call create_new_def_for for every new V_MAY_DEF and
2324 V_MUST_DEF on the copied statement.
2325 (struct ssa_name_map_entry): Remove.
2326 (ssa_name_map_entry_hash): Remove.
2327 (ssa_name_map_entry_eq): Remove.
2328 (allocate_ssa_names): Remove.
2329 (rewrite_to_new_ssa_names_def): Remove.
2330 (rewrite_to_new_ssa_names_use): Remove.
2331 (rewrite_to_new_ssa_names_bb): Remove.
2332 (rewrite_to_new_ssa_names): Remove.
2333 (tree_duplicate_sese_region): Remove variables ver,
2334 definitions, phi, ssa_name_map and bi.
2335 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2337 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2338 update_ssa instead of rewrite_ssa_into_ssa.
2339 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2341 (find_uses_to_rename_use): Add argument 'need_phis'.
2342 (find_uses_to_rename_stmt): Do not scan virtual operands.
2343 (find_uses_to_rename): Only scan PHI nodes for
2345 (rewrite_into_loop_closed_ssa): Call update_ssa.
2346 (check_loop_closed_ssa_use): Ignore virtual operands.
2347 (check_loop_closed_ssa_stmt): Likewise.
2348 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2350 (rename_variables, set_phi_def_stmts): Remove.
2351 (tree_duplicate_loop_to_header_edge): Reformat comment.
2352 Remove variables BB, I and DEFINITIONS.
2353 Call need_ssa_update_p.
2355 (lv_adjust_loop_header_phi): Reformat comment.
2356 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2357 (marked_for_rewrite_p, any_marked_for_rewrite_p,
2358 mark_for_rewrite, unmark_all_for_rewrite,
2359 marked_ssa_names): Remove. Update all users.
2360 (release_ssa_name): If VAR has been registered for SSA
2361 updating, do nothing.
2362 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2363 (build_assert_expr_for): Call register_new_name_mapping.
2364 (insert_range_assertions): Update call to update_ssa.
2365 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2366 marked_for_rewrite_p, any_marked_for_rewrite_p,
2367 marked_ssa_names): Remove.
2369 2005-04-22 Jeff Law <law@redhat.com>
2371 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2372 (restore_currdefs_to_original_value): Likewise.
2373 (register_definitions_for_stmt): Likewise.
2374 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2375 for each variable. Do not allocate/free block_defs_stack either.
2376 Do not iterate if we just thread jumps. Only iterate if the
2377 tree_cleanup_cfg does useful work (temporary).
2378 (dom_opt_initialize_block): No longer push a marker on
2380 (dom_opt_finalize_block): Removal call to restore currdefs.
2381 Relax restrictions for recording edge equivalences.
2382 (record_equivalences_from_phis): No longer need to track
2384 (optimize_stmt): Similarly.
2385 (thread_across_edge): Simplify by removing the requirement that
2386 statements in the block we are threading through must be nops.
2387 (initialize_hash_element): Handle GOTO_EXPR.
2389 2005-04-22 David S. Miller <davem@davemloft.net>
2391 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2393 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2394 fix check on CONST_DOUBLE mode. It should be VOIDmode
2395 when it is representing an integer.
2397 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2399 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2400 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2401 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
2402 find_char_info_specifier_index,
2403 find_length_info_modifier_index): Likewise.
2404 * c-typeck.c (composite_type, pop_init_level): Likewise.
2405 * combine.c (cant_combine_insn_p, try_combine): Likewise.
2406 * cse.c (cse_insn): Likewise
2407 * dominance.c (calc_dfs_tree): Likewise
2408 dwarf2out.c (loc_descriptor_from_tree_1,
2409 add_abstract_origin_attribute, force_decl_die,
2410 force_type_die): Likewise
2411 emit-rtl.c (operand_subword_force): Likewise
2412 explow.c (hard_function_value): Likewise
2413 expmed.c (store_bit_field, expand_divmod,
2414 emit_store_flag_force): Likewise
2415 expr.c (emit_move_multi_word, store_expr,
2416 expand_expr_real_1): Likewise
2417 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2418 output_operand): Likewise
2419 flow.c (recompute_reg_usage): Likewise
2420 * function.c (assign_stack_temp_for_type, assign_temp,
2421 handle_epilogue_set): Likewise
2422 * genextract.c (main): Likewise
2423 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2424 gimplify_modify_expr_rhs, gimplify_expr): Likewise
2425 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2426 ready_remove, rm_line_notes, rm_other_notes,
2427 schedule_block): Likewise
2428 mips-tfile.c (copy_object, out_of_bounds): Likewise
2430 2005-04-22 David Edelsohn <edelsohn@gnu.org>
2433 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2434 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2435 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2436 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2438 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2440 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2442 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2443 (gcc_tree_to_linear_expression): Convert to heap allocated
2445 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2446 lbv_to_gcc_expression, lle_to_gcc_expression,
2447 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2448 perfect_nestify): Likewise.
2449 lambda.h (gcc_loopnest_to_lambda_loopnest,
2450 lambda_loopnest_to_gcc_loopnest): Likewise.
2451 tree-loop-linear.c (linear_transform_loops): Likewise.
2453 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2455 * config/sparc/predicates.md (arith_double_operand): Use
2456 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2457 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2458 (DImode, DFmode constant splitters): Likewise. Remove code for
2459 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2460 (logical constant splitters): Use const_int_operand predicate.
2461 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2462 HOST_BITS_PER_WIDE_INT < 64.
2464 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2466 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2467 gcc_unreachable as appropriate.
2468 (force_mode, emit_move_sequence, singlemove_string,
2469 output_move_double, output_fp_move_double, find_addr_reg,
2470 output_block_move, output_block_clear, output_and,
2471 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2472 pa_adjust_cost, pa_issue_rate, print_operand,
2473 output_global_address, output_arg_descriptor, output_cbranch,
2474 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2475 output_call): Likewise.
2476 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2477 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2479 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2481 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2482 _gcov_pow2_profiler and _gcov_one_value_profiler.
2483 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2484 (GTFILES): Add $(srcdir)/tree-profile.c.
2485 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2486 __gcov_one_value_profiler): Declare.
2487 * gimplify.c (force_gimple_operand): Check whether the statements
2488 should be produced in ssa form.
2489 (force_gimple_operand_bsi): New function.
2490 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2491 __gcov_one_value_profiler): New functions.
2492 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2493 the profiled value is a power of two or not.
2494 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2495 * tree-flow.h (in_ssa_p): Declare.
2496 (force_gimple_operand_bsi): Declare.
2497 * tree-into-ssa.c (in_ssa_p): New variable.
2498 (rewrite_into_ssa): Set in_ssa_p.
2499 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2500 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2501 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2502 tree_one_value_profiler_fn): New variables.
2503 (tree_init_edge_profiler): Initialize the profiler function decls.
2504 (tree_gen_edge_profiler): Use global gcov_type_node.
2505 (prepare_instrumented_value): New function.
2506 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2507 tree_gen_one_value_profiler): Call the library functions instead of
2508 creating instrumentation code.
2509 * tree.c (build_fn_decl): New function.
2510 * tree.h (build_fn_decl): Declare.
2511 * value-prof.c (rtl_divmod_values_to_profile,
2512 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2513 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2514 Do not handle may_be_other and precise values of exponents at pow2
2516 (tree_mod_subtract_transform): Reflect that value field of
2517 histogram has changed meaning.
2518 (tree_divmod_values_to_profile): Record the values correctly.
2519 (tree_values_to_profile): Update comment.
2520 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2522 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2524 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2527 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2529 * config/i386/i386.md (length_immediate): Use gcc_assert or
2530 gcc_unreachable, as appropriate.
2531 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2532 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2533 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2534 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2535 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2536 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2537 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2538 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2539 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2540 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2541 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2542 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2543 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2544 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2545 *prefetch_sse_rex): Likewise.
2546 * config/i386/predicates.md (x86_64_immediate_operand,
2547 x86_64_zext_immediate_operand, symbolic_operand,
2548 no_seg_address_operand, aligned_operand,
2549 memory_displacement_operand): Likewise.
2550 * config/i386/sse.md (*mov<mode>_internal,
2551 *movv2df_internal): Likewise.
2553 2005-04-22 Jan Hubicka <jh@suse.cz>
2555 * Makefile.in (ipa.o, ipa-inline.o): New files.
2556 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2557 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2558 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2559 * cgraphunit.c (cgraph_default_inline_p,
2560 cgraph_decide_inlining_incrementally, ncalls_inlined,
2561 nfunctions_inlined, initial_insns, overall_insns,
2562 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2563 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2564 cgraph_mark_inline, cgraph_check_inline_limits,
2565 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2566 update_callee_keys, lookup_recursive_calls,
2567 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2568 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2569 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2570 pass_ipa_inline): Move to ipa-inline.c
2571 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2573 * ipa-inline.c: New file.
2575 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2577 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2578 is turned off by default on Solaris.
2580 2005-04-21 Roger Sayle <roger@eyesopen.com>
2582 * c-common.h (objc_build_method_signature): Update prototype.
2583 * stub-objc.c (objc_build_method_signature): Update the stub
2584 implementation to accept and ignore additional parameter.
2585 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2586 the value of ellipsis to objc_build_method_signature instead
2587 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2589 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2591 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2592 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2593 gen_rtx_* not gen_rtx_fmt_*.
2594 (rs6000_emit_vector_select): Likewise.
2595 (rs6000_emit_sync): New.
2596 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2597 (larx, stcx, cmp): New mode substitutions.
2598 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2599 UNSPEC_ISYNC): New constants.
2600 (rlwinm): Give name.
2601 (memory_barrier, isync, lwsync): New insns.
2602 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2603 (sync_lock_release<mode>): New expander.
2604 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2605 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2606 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2607 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2608 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2609 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2610 (sync_add<mode>_internal, sync_addshort_internal,
2611 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2612 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2613 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2615 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2616 is the memory before, not after, the operation. Clarify
2617 barrier requirements.
2619 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2621 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2622 * lambda.h (lambda_vector_min_nz): Likewise.
2623 * langhooks.h (struct lang_hooks_for_types,
2624 struct lang_hooks): Likewise.
2625 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2628 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2630 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2631 comments to avoid 'abort'. Use gcc_assert as necessary.
2632 * opts.c (common_handle_option): Likewise.
2633 * pretty-print.c (pp_base_format_text): Likewise.
2634 * print-rtl.c (print_rtx): Likewise.
2635 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2636 * regmove.c (try_auto_increment): Likewise.
2637 * reload.c (find_valid_class, find_reloads_toplev,
2638 find_equiv_reg): Likewise.
2639 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2640 merge_assigned_reloads): Likewise.
2641 * tree-inline.c (inline_forbidden_p_1,
2642 estimate_num_insns_1): Likewise.
2643 * tree-optimize.c (execute_todo): Likewise.
2644 * tree-outof-ssa.c (eliminate_phi): Likewise.
2645 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2646 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2647 * tree-ssa-operands.c (parse_ssa_operands,
2648 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2649 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2650 * tree-ssanames.c (release_ssa_name): Likewise.
2651 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2652 walk_tree): Likewise.
2654 * tree-ssa-operands.c (verify_abort): Fold into ..
2655 (verify_imm_links): ... here.
2657 2005-04-21 Richard Henderson <rth@redhat.com>
2659 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2660 on non-memory operand for previous inversion.
2662 2005-04-21 Devang Patel <dpatel@apple.com>
2664 PR optimization/20994
2665 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2666 x = !(a == b) : p , q;.
2667 (pass_if_conversion): Verify stmts and flow.
2669 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2671 * optabs.c (gen_conditional_trap): Restore #define.
2673 * alias.c (true_dependence): Remove 'abort' from comments. Use
2674 gcc_assert and gcc_unreachable as appropriate.
2675 (canon_true_dependence): Likewise.
2676 * bb-reorder.c (connect_traces): Likewise.
2677 * c-common.c (c_add_case_label): Likewise.
2678 * c-decl.c (finish_function): Likewise.
2679 * caller-save.c (insert_restore, insert_save): Likewise.
2680 * cfg.c (update_bb_profile_for_threading): Likewise.
2681 * cfganal.c (flow_active_insn_p): Likewise.
2682 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2683 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2684 cfg_layout_merge_blocks): Likewise.
2685 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2686 find_if_block): Likewise.
2687 * integrate.c (allocate_initial_values): Likewise.
2688 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2689 swap_condition, unsigned_condition, signed_condition,
2690 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2691 reg_or_subregno): Likewise.
2692 * lambda-code.c (lambda_compute_auxillary_space,
2693 lambda_transform_legal_p): Likewise.
2694 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2695 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2696 lhd_incomplete_type_error, lhd_expand_expr,
2697 lhd_types_compatible_p, lhd_tree_size): Likewise.
2698 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2699 * local-alloc.c (update_equiv_regs): Likewise.
2700 * loop-unroll.c (peel_loop_completely
2701 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2702 peel_loop_simple, unroll_loop_stupid,
2703 analyze_iv_to_split_insn): Likewise.
2704 * loop.c (gen_prefetch, find_and_verify_loops,
2705 basic_induction_var): Likewise.
2706 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2707 * value-prof.c (tree_find_values_to_profile): Likewise.
2708 * varasm.c (named_section, default_assemble_integer,
2709 decode_addr_const): Likewise.
2711 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2712 Fariborz Jahanian <fjahanian@apple.com>
2714 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2715 portion of argument passed in fpr.
2716 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2717 decide on partial argument save on stack.
2719 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2721 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2724 2005-04-21 Jan Hubicka <jh@suse.cz>
2726 * cgraphunit.c: Include tree-pass.h
2727 (cgraph_decide_recursive_inlining,
2728 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2729 cgraph_decide_inlining): Dump goes to dump_file.
2730 (cgraph_optimize): Call ipa passes instead of inliner.
2731 (cgraph_gate_inlining, pass_ipa_inline): New.
2732 * tree-optimize.c (all_ipa_passes): New static variable.
2733 (register_one_dump_file): Dead with IPA passes.
2734 (register_dump_files): Likewise.
2735 (init_tree_optimization_passes): Initialize IPA passes.
2736 (execute_todo): Do cgraph dump when asked to, do not dump function body
2738 * tree-pass.h (TODO_dump_cgraph): New macro.
2739 (ipa_passes): Declare.
2740 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2742 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2744 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2745 gcc_assert instead of abort.
2746 (classify_argument, examine_argument, construct_container,
2747 contains_128bit_aligned_vector_p, ix86_check_movabs,
2748 standard_80387_constant_opcode, standard_80387_constant_rtx,
2749 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2750 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2751 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2752 legitimize_tls_address, output_pic_addr_const,
2753 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2754 get_some_local_dynamic_name, print_operand, print_operand_address,
2755 output_387_binary_op, emit_i387_cw_initialization,
2756 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2757 ix86_expand_clear, ix86_expand_binary_operator,
2758 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2759 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2760 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2761 ix86_expand_branch, ix86_expand_setcc,
2762 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2763 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2764 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2765 memory_address_length, ix86_attr_length_immediate_default,
2766 ix86_attr_length_address_default, ix86_agi_dependant,
2767 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2768 ix86_expand_binop_builtin, ix86_force_to_memory,
2769 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2770 x86_emit_floatuns): Likewise.
2771 * config/i386/netware.c (gen_regparm_prefix,
2772 i386_nlm_strip_name_encoding): Likewise.
2773 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2775 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2777 * optabs.c (gen_condiational_trap): Remove #define.
2778 (add_equal_note): Assertify. Remove explicit indirection from
2779 call via function pointer.
2780 (expand_ternary_op, expand_simple_binop, expand_binop,
2781 expand_twoval_unop, expand_twoval_binop,
2782 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2783 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2784 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2785 prepare_float_lib_cmp, emit_conditional_move,
2786 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2787 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2788 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2789 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2791 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2793 * vec.h: Update API to separate allocation mechanism from type.
2794 (VEC_safe_grow): New.
2795 * vec.c (calculate_allocation): New.
2796 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2797 (vec_gc_free, vec_heap_free): Remove.
2798 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2800 (mangle_macro_name): New.
2801 (struct macro_def): New.
2802 (struct macro): Add multiple argument values.
2803 (macro_expans_end): New.
2804 (push_macro_expansion): Chain on new macro. Process multiple
2805 args, create follow on expansion. Return follow on argument.
2806 (macro_input): Deal with multiple arguments.
2808 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2809 (struct tree_binfo): Adjust.
2810 * basic-block.h: Define VEC(edge,gc).
2811 (struct edge_def): Adjust.
2812 (struct basic_block_def, struct edge_iterator): Likewise.
2813 (ei_container, ei_start_1, ei_last_1): Likewise.
2814 * cfg.c (connect_src, connect_dest): Likewise.
2815 * cfgrtl.c (force_nonfallthru_and_redirect)
2816 * dbxout.c (dbxout_type)
2817 * dwarf2out.c (gen_member_die)
2818 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2819 (gcc_tree_to_linear_expression): Adjust.
2820 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2821 lbv_to_gcc_expression, lle_to_gcc_expression,
2822 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2823 perfect_nestify): Likewise.
2824 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2825 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2826 * profile.c (instrument_values): Adjust.
2827 * tree-cfg.c (modified_noreturn_calls): Adjust.
2828 (remove_fallthru_edge): Likewise.
2829 * tree-dump.c (dequeue_and_dump): Adjust.
2830 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2831 * tree-flow.h (modified_noreturn_calls): Adjust.
2832 (tree_on_heap): Remove. (yay!)
2833 (register_new_def): Adjust.
2834 * tree-into-ssa.c: Define VEC(int,heap).
2835 (block_defs_stack): Adjust.
2836 (find_idf, insert_phi_nodes, register_new_def,
2837 rewrite_initialize_block, rewrite_finalize_block,
2838 register_new_update_single, rewrite_update_init_block,
2839 rewrite_update_fini_block, rewrite_blocks,
2840 ssa_rewrite_finalize_block, ssa_register_new_def,
2841 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2842 * tree-loop-linear.c (linear_transform_loops): Adjust.
2843 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2844 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2845 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2846 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2847 vrp_variables_stack): Adjust declarations.
2848 (tree_ssa_dominator_optimize): Adjust.
2849 (dom_opt_initialize_block, remove_local_expressions_from_table,
2850 restore_nonzero_vars_to_original_value,
2851 restore_vars_to_original_value,
2852 restore_currdefs_to_original_value, dom_opt_finalize_block,
2853 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2854 optimize_stmt, update_rhs_and_lookup_avail_expr,
2855 lookup_avail_expr, record_range): Likewise.
2856 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2857 (compute_antic_aux): Adjust.
2858 (inserted_exprs, create_expression_by_pieces,
2859 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2860 remove_dead_inserted_code, fini_pre): Likewise.
2861 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2862 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2863 ssa_prop_init): Likewise.
2864 * tree-ssa.c: Define VEC(bitmap,heap).
2865 (verify_name_tags): Adjust.
2866 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2867 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2868 tree_divmod_values_to_profile, tree_find_values_to_profile,
2869 value_profile_transformations): Likewise.
2870 * value-prof.h: Define VEC(histogram_value,heap).
2871 * varasm.c: Remove alias_pair pointer typedef, define
2873 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2875 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2876 not a pointer to it. Create an object vector.
2877 (extern_symbols): Turn into an object vector.
2878 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2880 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2883 * Makefile.in (tree-chrec.o): Depend on params.h.
2884 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2886 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2887 and fold build with fold_buildN.
2888 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2889 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2890 (tree_contains_chrecs): Compute an estimation of the size of the
2892 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2893 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2894 * tree-scalar-evolution.c (simple_iv): Ditto.
2895 * doc/invoke.texi (scev-max-expr-size): Documented.
2897 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2899 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2900 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2901 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2902 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2903 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2904 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2905 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2906 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2907 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2908 (darwin_fix_and_continue_switch): Delete.
2909 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2910 (SUBTARGET_SWITCHES): Delete.
2911 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2912 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2913 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2914 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2915 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2916 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2917 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2918 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2919 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2920 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2921 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2922 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2923 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2924 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2925 (TARGET_64BIT): Undef before redefining.
2926 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2927 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2928 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2929 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2930 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2931 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2932 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2933 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2934 (ix86_debug_arg_string, ix86_debug_addr_string)
2935 (ix86_align_loops_string, ix86_align_jumps_string)
2936 (ix86_align_funcs_string): Delete.
2937 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2938 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2939 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2940 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2941 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2942 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2943 (SUBTARGET_SWITCHES): Delete.
2944 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2945 (ix86_debug_addr_string): Delete.
2946 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2947 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2948 (ix86_align_loops_string, ix86_align_jumps_string)
2949 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2950 (ix86_align_funcs_string): Make static.
2951 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2952 (ix86_handle_option): New function.
2953 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2954 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2955 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2956 of darwin_fix_and_continue_switch.
2957 (darwin_one_byte_bool): Delete.
2958 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2959 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2960 to darwin_one_byte_bool.
2961 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2962 * config/i386/djgpp.opt, config/i386/i386.opt,
2963 * config/i386/sco5.opt: New files.
2965 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2967 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2968 fp_zero_operand, fp_register_operand, intreg_operand,
2969 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2970 call_operand, call_operand_address, tgd_symbolic_operand,
2971 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2972 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2973 sp64_medium_pic_operand, data_segment_operand,
2974 text_segment_operand, splittable_symbolic_memory_operand,
2975 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2976 eq_or_neq, normal_comp_operator, noov_compare_op,
2977 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2978 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2979 const64_operand, const64_high_operand, arith11_operand,
2980 arith10_operand, arith_double_operand, arith_double_4096_operand,
2981 arith_double_add_operand, arith11_double_operand,
2982 arith10_double_operand, small_int, small_int_or_double,
2983 uns_small_int, uns_arith_operand, clobbered_register,
2984 input_operand, compare_operand): Delete.
2985 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2986 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2987 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2988 (GEN_HIGHINT64, GEN_INT64): Delete.
2989 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2990 gen_safe_XOR64): Adjust for above deletion.
2991 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2992 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2993 (legitimate_constant_p): Use const_zero_operand instead.
2994 (sparc_extra_constraint_check): Likewise.
2995 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2996 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2997 (PREDICATE_CODES): Delete.
2998 * config/sparc/sparc.md: Include predicates.md.
2999 (All patterns): Adjust for new predicate names.
3000 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
3001 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
3002 (movdi): Use general_operand predicate.
3003 (movdi_sp64_dbl): Delete.
3004 (movdi_const64_special): Add 'N' constraint.
3005 (movdicc): Use arith10_operand predicate.
3006 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
3007 (movdi_cc_reg_sp64): Use arith10_operand predicate.
3008 (movdi_cc_reg_sp64_trunc): Delete.
3009 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
3010 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
3011 (subdi3_sp32): Delete.
3012 (subdi3_insn_sp32): Change to define_insn_and_split.
3013 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
3014 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
3015 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
3016 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
3017 small_int_operand predicate.
3018 (divdi3, udivdi3): Use arith_operand predicate.
3019 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
3020 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
3021 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
3022 (xordi3_sp64_dbl): Delete.
3023 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
3024 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
3025 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
3026 cmp_ccx_set_not): Use arith_operand predicate.
3027 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
3028 * config/sparc/predicates.md: New file.
3030 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
3032 PR tree-optimization/14846
3033 * fold-const.c (fold_single_bit_test_into_sign_test): New,
3035 (fold_single_bit_test): ... here.
3036 (fold_binary): Call fold_single_bit_test_into_sign_test
3037 instead of fold_single_bit_test.
3039 2005-04-20 James E Wilson <wilson@specifixinc.com>
3042 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
3043 is another declaration.
3045 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
3047 * config/cris/predicates.md: New file.
3048 * config/cris/cris-protos.h (cris_store_multiple_op_p)
3049 (cris_movem_load_rest_p): Declare.
3050 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
3051 (cris_movem_load_rest_p): Ditto. Globalize.
3052 (cris_bdap_operand, cris_bdap_biap_operand,
3053 cris_orthogonal_operator, cris_commutative_orth_op,
3054 cris_operand_extend_operator,
3055 cris_additive_operand_extend_operator, cris_extend_operator,
3056 cris_plus_or_bound_operator, cris_mem_op,
3057 cris_general_operand_or_symbol,
3058 cris_general_operand_or_gotless_symbol,
3059 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
3060 cris_load_multiple_op): Remove predicate functions.
3061 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
3062 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
3063 * config/cris/cris.h (PREDICATE_CODES): Don't define.
3064 * config/cris/cris.md: Include predicates.md.
3065 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
3067 2005-04-20 Ian Lance Taylor <ian@airs.com>
3069 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
3070 * c-common.h (STMT_EXPR_STMT): Don't define.
3071 (STMT_EXPR_NO_SCOPE): Don't define.
3072 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
3073 * c-pretty-print.c (pp_c_primary_expression): Likewise.
3074 (pp_c_expression): Likewise.
3076 2005-04-20 Richard Henderson <rth@redhat.com>
3079 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
3081 2005-04-20 Jeff Law <law@redhat.com>
3083 * reload1.c (reload): Ignore equivalences between pseudos and
3086 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
3089 * c-tree.h (struct c_label_list): Update comment.
3090 (struct c_label_context): Rename to struct c_label_context_se.
3091 (label_context_stack): Rename to label_context_stack_se.
3092 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
3093 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
3094 c_end_vm_scope): New.
3095 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
3096 * c-decl.c (pop_scope): Call c_end_vm_scope.
3097 (pushdecl): Call c_begin_vm_scope for variably modified
3099 (define_label): Check for jumping into scope of identifier with
3100 variably modified type. Push label on stack for those defined at
3101 current context of identifiers with variably modified type.
3102 (start_function): Create stack level for context of identifiers
3103 with variably modified type.
3104 (finish_function): Pop stack level for context of identifiers with
3105 variably modified type.
3106 * c-typeck.c (label_context_stack): Rename to
3107 label_context_stack_se.
3108 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
3109 (c_finish_goto_label): Check for jumping into scope of identifier
3110 with variably modified type. Push label on stack for those jumped
3111 to from current context of identifiers with variably modified
3113 (struct c_switch): Add blocked_vm.
3114 (c_start_case): Initialize blocked_vm.
3115 (do_case): Check blocked_vm.
3116 (c_finish_case): Add comment.
3117 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
3118 variable label_context_stack.
3120 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3122 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
3123 conditional_replacement, value_replacement, abs_replacement,
3125 (replace_phi_edge_with_variable): Remove argument BB.
3126 (conditional_replacement, value_replacement,
3127 minmax_replacement, abs_replacement): Remove argument PHI_BB.
3128 Update a call to replace_phi_edge_with_variable.
3130 * tree-ssa-phiopt.c: Fix comments.
3132 2005-04-20 Michael Matz <matz@suse.de>
3135 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
3138 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3140 * tree-ssa-phiopt.c: Fix comment typos.
3142 PR tree-optimization/21116
3143 * tree-ssa-phiopt.c: Fix a typo.
3145 2005-04-19 Richard Henderson <rth@redhat.com>
3147 * builtins.c (expand_builtin_sync_operation): Revert last change.
3148 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
3150 (expand_compare_and_swap_loop): Likewise.
3151 (expand_sync_operation): Remove fallback from NAND to AND; invert
3152 memory operand when expanding from cmpxchg.
3153 (expand_sync_fetch_operation): Likewise.
3154 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
3157 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
3158 when implementing NAND. Fix double-add for AFTER.
3159 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
3160 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3161 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
3163 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
3166 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
3167 to return old memory value.
3168 (sync_compare_and_swap_cc<IMODE>): Likewise.
3170 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
3171 return pre-reload. Don't consider output or anti dependencies.
3172 * config/ia64/sync.md (IMODE): New.
3173 (modesuffix): Add QI and HI.
3174 (memory_barrier): Simplify expansion.
3175 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
3176 (cmpxchg_acq_<IMODE>): Likewise.
3177 (sync_lock_test_and_set<IMODE>): Likewise.
3178 (sync_lock_release<IMODE>): Likewise.
3180 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3182 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
3185 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3187 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
3189 2005-04-20 Michael Pogue <michael.pogue@sun.com>
3190 Joseph S. Myers <joseph@codesourcery.com>
3192 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
3193 * c-typeck.c (build_c_cast): Check these options.
3194 * doc/invoke.texi: Document these options.
3196 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3198 * tree-ssa-phiopt.c: Update a comment about the pass.
3200 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3202 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
3203 config/mcore/mcore.c: Fix comment typos.
3205 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
3207 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
3208 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
3210 2005-04-19 Paul Brook <paul@codesourcery.com>
3212 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
3214 2005-04-19 Andrew Haley <aph@redhat.com>
3217 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
3218 looking at a field's bitpos.
3220 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3222 * system.h (fopen, fdopen, freopen): Define these to the unlocked
3223 libiberty functions.
3225 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3227 PR tree-optimization/21096
3228 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
3230 2005-04-19 Alan Modra <amodra@bigpond.net.au>
3233 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
3234 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
3236 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
3238 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
3239 refers to the function being dumped.
3241 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
3243 * varasm.c (assemble_start_function): Remove reset of in_section.
3245 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3247 PR tree-optimization/21085
3248 * fold-const (fold_binary): Don't change X % -C to X % C if C has
3251 2005-04-19 Ben Elliston <bje@au.ibm.com>
3253 * doc/invoke.texi (Optimize Options): Refer to the correct
3254 optimisation flag -ftree-dominator-opts, not -ftree-dom.
3256 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
3258 * config/rs6000/rs6000.c (machopic_output_stub): Increase
3259 alloca argument to be big enough.
3261 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
3264 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
3267 2005-04-18 Tom Tromey <tromey@redhat.com>
3269 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
3272 2005-04-18 Richard Henderson <rth@redhat.com>
3274 * config/alpha/alpha.c (alpha_split_atomic_op): New.
3275 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
3276 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
3277 * config/alpha/alpha-protos.h: Update.
3278 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
3279 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
3280 (attr type): Add ld_l, st_c, mb.
3281 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
3282 iornotsi3, xorsi_internal, xornotsi3): New.
3283 * config/alpha/ev4.md (ev4_ld): Add ld_l.
3284 (ev4_ist_c, ev4_mb): New.
3285 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
3287 * config/alpha/ev6.md (ev6_ild): Add ld_l.
3288 (ev6_ist): Add st_c.
3290 * config/alpha/sync.md: New file.
3292 2005-04-18 Richard Henderson <rth@redhat.com>
3294 * builtins.c (expand_builtin_sync_operation): Fold nand to and
3297 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
3299 2005-04-18 Devang Patel <dpatel@apple.com>
3301 * config/rs6000/atlivec.md (mulv4si3): New pattern.
3303 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3305 PR tree-optimization/20922
3306 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
3307 Fold X + c >= X and fold X - c <= X to true.
3309 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3311 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
3313 (emergency_labeled_state_free): Likewise.
3315 2005-04-18 Nick Clifton <nickc@redhat.com>
3317 * config/h8300/h8300.md (jump): Remove prescan parameter from
3318 calls to final_scan_insn.
3320 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
3321 parameter from calls to final_scan_insn.
3323 * config.gcc (m68hc12): Use the m68hc11.opt file for target
3325 (v850e, v850e1): Use the v850.opt file for target specific
3328 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
3330 PR tree-optimization/21001
3331 * tree-optimize.c (init_tree_optimization_passes): Move the
3332 first pass_forwprop immediately before pass_vrp.
3334 2005-04-17 Ian Lance Taylor <ian@airs.com>
3336 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3337 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3338 from enum tree_code op to bool is_sizeof.
3339 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3340 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3341 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3343 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3345 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3348 2005-04-17 Ian Lance Taylor <ian@airs.com>
3350 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3352 2005-04-17 Richard Henderson <rth@redhat.com>
3354 * config/alpha/alpha.c (va_list_skip_additions): Only define if
3356 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3357 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
3358 of indirection through ssa names while looking for the gpr counter
3360 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3361 saved va_list_gpr_size and va_list_fpr_size.
3363 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3365 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3366 both pointers or both integers.
3368 * tree-vrp.c (maybe_add_assert_expr): Don't assert
3369 ASSERT_EXPRs for single-use variable.
3371 * tree-into-ssa.c: Fix a comment typo.
3373 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
3375 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3376 -mipsN before forcing a default of -mips2.
3378 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3380 * predict.h (IS_TAKEN): Remove.
3381 * rtl.h (NOTE_PREDICTION): Likewise.
3383 * modulo-sched.c (CFG_HOOKS): Remove.
3385 * c-parser.c (N_C_TTYPES): Remove.
3387 * tree-flow-inline.h (get_stmt_operands): Remove.
3388 * lambda-code.c, tree-ssa-loop-unswitch.c,
3389 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3390 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3391 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3392 calls to get_stmt_operands.
3393 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3395 2005-04-17 Richard Henderson <rth@redhat.com>
3398 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3399 of CUMULATIVE_ARGS past the last named argument.
3400 (alpha_va_start): Expect pretend_args_size only if strictly less than
3403 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3406 * builtins.c (expand_builtin_strcat): Convert the result of
3407 strlen to the right type.
3408 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3409 avoid creating type mismatches.
3410 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3413 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3415 2005-04-16 Richard Henderson <rth@redhat.com>
3418 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3419 Use the mode of boolean_type_node when the user doesn't provide one.
3420 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3422 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
3425 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3428 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3431 2005-04-16 Roger Sayle <roger@eyesopen.com>
3432 Steven Bosscher <stevenb@suse.de>
3434 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3435 (fold_unary_to_constant): Likewise.
3437 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3439 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3442 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3444 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3445 names related to target triplets.
3446 Remove i?86-*-esix from platform directory.
3447 Remove powerpc-*-eabiaix from platform directory.
3449 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3452 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3453 falling through from SUBREG case to REG.
3455 2005-04-15 Roger Sayle <roger@eyesopen.com>
3457 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3458 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3459 (fold_binary_to_constant): Simplify using fold_binary.
3460 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3462 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3464 * gthr-posix.c (pthread_cancel): Define.
3465 (pthread_mutexattr_init): Likewise.
3466 (pthread_mutexattr_settype): Likewise.
3467 (pthread_mutexattr_destroy): Likewise.
3469 2005-04-15 David S. Miller <davem@davemloft.net>
3472 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3474 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3476 PR tree-optimization/21031
3477 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3478 (forward_propagate_into_cond_1): Call it. Forward propagate
3479 integer-integer casts into COND_EXPRs.
3481 2005-04-15 Dave Korn <dave.korn@artimi.com>
3483 * gcc.c (default_compilers): Clarify obscure error message when
3484 reading from standard input.
3486 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3488 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3489 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3491 * tree-ssa-alias.c (init_alias_info): Remove a call to
3494 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3496 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3497 of non-virtual PHI nodes like we use to.
3499 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3501 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3502 (attr_copy_rtx): Do not use it.
3504 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3506 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3508 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3510 * tree-vect-transform.c (vectorizable_store): Mark necessary
3511 objects in the vectorized store needing renaming. Update the
3512 SSA graph for V_MAY_DEF operands in the original store.
3514 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3516 * tree-ssa-pre.c (compute_avail): It's okay to have
3517 TREE_INVARIANT's here, and value number the resulting expressions.
3518 (create_expression_by_pieces): Make sure operands that were
3519 min_invariant when we started, stay that way.
3521 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3523 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3525 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3527 PR tree-optimization/20936.
3528 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3530 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3532 * doc/invoke.texi: Fix typos.
3533 * doc/md.texi: Likewise.
3534 * doc/rtl.texi: Likewise.
3535 * doc/sourcebuild.texi: Likewise.
3536 * doc/tm.texi: Likewise.
3538 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3540 PR tree-optimization/21004
3541 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3542 and floorl in c99 mode only.
3543 * builtins.c (expand_builtin_int_roundingfn): Assert that
3544 fallback_fndecl is not NULL_TREE.
3546 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3548 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3549 * basic-block.h: Update the prototype for
3550 purge_all_dead_edges.
3551 * cfgexpand.c (tree_expand_cfg): Update a call to
3552 purge_all_dead_edges.
3553 * combine.c (combine_instructions): Likewise.
3554 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3555 rest_of_handle_cse2, rest_of_handle_gcse,
3556 rest_of_handle_postreload): likewise.
3558 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3561 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3562 e.g. cv-qualification conversions.
3564 2005-04-14 Mike Stump <mrs@apple.com>
3566 * config/darwin-c.c (framework_construct_pathname): We must
3567 find all headers of a framework in the first instance of it
3568 found in the seach path.
3570 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3572 PR tree-optimization/21021
3573 * tree-vrp.c (compare_values): Work around a bug in the front
3574 end that produces a comparison of mismatched types.
3576 2004-04-14 Richard Henderson <rth@redhat.com>
3578 * config/ia64/ia64.h (enum fetchop_code): Remove.
3579 (enum ia64_builtins): Move ...
3580 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3581 members except BSP and FLUSHRS.
3582 (ia64_init_builtins): Remove __sync builtins.
3583 (ia64_expand_builtin): Likewise.
3584 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3585 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3586 (ia64_expand_lock_release): Remove.
3587 * config/ia64/ia64.md (mf): Move to sync.md.
3588 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3589 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3590 * config/ia64/sync.md: New file.
3591 (memory_barrier): Rename from mf.
3592 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3593 (cmpxchg_acq_<I48MODE>): Likewise.
3594 (sync_lock_test_and_set<I48MODE>): Likewise.
3596 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3597 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3599 2004-04-14 Richard Henderson <rth@redhat.com>
3601 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3602 (ix86_compare_emitted): New.
3603 (ix86_expand_compare): Use ix86_compare_emitted if set.
3604 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3605 and ix86_compare_op0 are set.
3606 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3607 (TARGET_CMPXCHG, TARGET_XADD): New.
3608 (ix86_compare_emitted): Declare.
3609 * config/i386/i386.md: Include sync.md
3610 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3611 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3612 * config/i386/sync.md: New file.
3614 2004-04-14 Richard Henderson <rth@redhat.com>
3617 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3618 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3619 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3620 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3621 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3622 BT_FN_I8_VPTR_I8_I8): New.
3623 * builtins.def (DEF_SYNC_BUILTIN): New.
3624 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3625 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3626 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3627 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3628 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3629 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3630 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3631 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3632 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3633 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3634 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3635 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3636 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3637 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3638 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3639 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3640 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3641 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3642 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3643 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3644 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3645 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3646 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3647 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3648 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3649 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3650 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3651 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3652 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3653 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3654 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3655 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3656 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3657 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3658 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3659 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3660 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3661 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3662 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3663 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3664 BUILT_IN_SYNCHRONIZE: New.
3665 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3666 as a function. Accept __sync_ as a prefix as well.
3667 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3668 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3669 expand_builtin_lock_release): New.
3670 (expand_builtin): Call them.
3671 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3672 neither BOTH_P nor FALLBACK_P are defined.
3673 (builtin_type_for_size): New.
3674 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3675 (resolve_overloaded_builtin): New.
3676 * c-common.h (resolve_overloaded_builtin): Declare.
3677 (builtin_type_for_size): Declare.
3678 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3679 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3680 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3681 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3682 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3683 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3684 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3685 sync_compare_and_swap_cc, sync_lock_test_and_set,
3686 sync_lock_release): New.
3687 * optabs.h: Declare them.
3688 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3689 expand_sync_operation, expand_sync_fetch_operation,
3690 expand_sync_lock_test_and_set): Declare.
3691 * genopinit.c (optabs): Add sync optabs.
3692 * optabs.c (init_optabs): Initialize sync optabs.
3693 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3694 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3695 expand_sync_operation, expand_sync_fetch_operation,
3696 expand_sync_lock_test_and_set): New.
3697 * doc/extend.texi (Atomic Builtins): New section
3698 * doc/md.texi (Standard Names): Add sync patterns.
3700 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3702 * tree-eh.c (lower_try_finally_copy): Generate new code in
3703 response to goto_queue entries as if the queue was sorted by
3704 index, not pointers.
3705 (lower_try_finally_switch): Likewise.
3707 2005-04-14 Richard Henderson <rth@redhat.com>
3709 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3710 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3712 (ix86_expand_fp_movcc): Update to match.
3713 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3714 * config/i386/i386-protos.h: Update.
3715 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3716 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3718 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3720 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3723 2005-04-14 Julian Brown <julian@codesourcery.com>
3725 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3726 link failures on ppc64 Linux.
3728 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3730 * config.gcc: Set cpu_type for s390.
3732 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3734 Fix PR tree-optimization/20963
3735 * tree-ssa-pre.c (compute_avail): Remove special case for
3737 (create_expression_by_pieces): Add value numbers for forced out
3740 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3742 * config/cris/cris.md: Replace references to (reg:SI 16) with
3743 (reg:SI CRIS_SRP_REGNUM).
3745 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3747 PR tree-optimization/20657
3748 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3749 create an appropriate range from it.
3751 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3753 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3754 <UNSPEC_FIST_CEIL> case.
3756 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3757 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3758 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3759 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3760 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3761 (lfloor<mode>2): New expanders.
3762 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3763 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3764 to implement lceil and llceil built-ins as x87 intrinsic function.
3765 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3766 (lceil<mode>2): New expanders.
3768 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3770 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3771 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3773 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3776 * config/s390/s390-modes.def: Define TFmode.
3778 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3780 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3781 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3782 * config/mips/mips.c (mips16_insn_length): Remove reference to
3783 JUMP_TABLES_IN_TEXT_SECTION.
3785 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3787 * simplify-rtx.c (simplify_binary_operation_1): Return
3788 scalar or vector of constant 0, depending on the xor's
3791 2005-04-13 Dale Johannesen <dalej@apple.com>
3793 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3794 (objc-act.o): Ditto.
3795 * objc/objc-act.c (objc_gimplify_expr): New.
3796 (objc_get_callee_fndecl): New.
3797 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3798 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3799 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3801 2005-04-13 Devang Patel <dpatel@apple.com>
3803 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3806 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3808 CRIS prologue as RTL.
3809 * config/cris/cris-protos.h (cris_emit_movem_store)
3810 (cris_expand_prologue): Prototype.
3811 * config/cris/cris.c (struct machine_function): New member
3813 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3814 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3815 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3816 (cris_load_multiple_op, cris_return_address_on_stack)
3817 (cris_return_address_on_stack_for_return): ISO-Cify.
3818 (cris_store_multiple_op): New predicate function.
3819 (cris_expand_prologue, cris_emit_movem_store): New functions.
3820 (cris_print_operand) <case 'O'>: Handle modifications other than
3822 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3823 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3824 (cris_gen_movem_load): Rearrange slightly to make local variable
3825 src a parameter, removing osrc.
3826 (cris_setup_incoming_varargs): Set machine_function member
3827 stdarg_regs to correspond to the number of registers that need to
3829 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3831 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3832 cris_general_operand_or_gotless_symbol accept UNSPEC.
3833 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3834 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3835 ("*cris_store_multiple"): New pattern. Tweak common comment above
3836 this and "*cris_load_multiple".
3837 ("prologue"): New define_expand.
3839 * config/cris/cris.md ("epilogue"): Conditionalize on
3840 TARGET_PROLOGUE_EPILOGUE.
3842 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3845 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3846 fpsr 0 instead of fpsr 1.
3847 (divsf3_internal_thr): Ditto.
3848 (divdf3_internal_lat): Ditto.
3849 (divdf3_internal_thr): Ditto.
3850 (divxf3_internal_lat): Ditto.
3851 (divxf3_internal_thr): Ditto.
3853 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3855 PR tree-optimization/20913
3856 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3858 PR tree-optimization/20702
3859 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3860 dominator children that haven't been walked into.
3862 2005-04-13 Julian Brown <julian@codesourcery.com>
3864 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3865 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3868 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3870 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3871 config/i386/sse.md: Fix comment typos.
3873 * genattrtab.c (NULL_ATTR): Remove.
3874 * ifcvt.c (NULL_EDGE): Likewise.
3876 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3878 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3879 NOTE_PREDICT): Remove.
3881 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3883 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3884 * configure: Regenerate.
3885 * config.in: Likewise.
3886 * system.h: Declare vsnprintf if not already declared.
3888 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3890 * optc-gen.awk: Handle stand-alone Mask records.
3891 * opth-gen.awk: Likewise.
3892 * doc/options.texi (Option file format): Document them.
3893 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3894 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3895 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3896 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3897 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3898 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3899 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3900 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3901 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3902 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3903 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3904 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3905 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3906 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3907 TARGET_LONG_DOUBLE_128): Likewise.
3908 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3909 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3910 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3911 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3912 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3913 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3914 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3915 * config/sparc/sparc.c (fpu_option_set): New global.
3916 (sparc_handle_option): New function.
3917 (sparc_override_options): Test fpu_option_set.
3918 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3919 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3920 * config/sparc/sparc.opt: New file.
3921 * config/sparc/little-endian.opt: Likewise.
3922 * config/sparc/long-double-switch.opt: Likewise.
3924 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3926 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3927 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3928 * config/bfin/bfin.opt (mshared-library-id=): Lose
3929 Var(bfin_lib_id_given).
3931 2005-04-13 Matt Thomas <matt@3am-software.com>
3933 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3936 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3938 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3940 * cgraphunit.c (INSNS_PER_CALL): Remove.
3942 * tree-ssa-forwprop.c (vars,
3943 record_single_argument_cond_exprs,
3944 substitute_single_use_vars): Remove.
3945 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3947 (tree_ssa_forward_propagate_single_use_vars): Call
3948 forward_propagate_into_cond for each COND_EXPR.
3950 * tree-inline.c (INSNS_PER_STMT): Remove.
3952 2005-04-12 Richard Henderson <rth@redhat.com>
3954 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3955 (ix86_expand_sse_fp_minmax): ... from ...
3956 (ix86_expand_fp_movcc): ... here.
3957 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3958 * config/i386/i386-protos.h: Update.
3959 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3960 (sse_setccsf, sse_setccdf): Allow before reload.
3961 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3962 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3963 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3964 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3965 (anddf3, nanddf3, iordf3, xordf3): New.
3967 2005-04-12 Jeff Law <law@redhat.com>
3969 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3970 (tree-ssa-uncprop.o): Add dependencies.
3971 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3972 * tree-flow.h (remove_useless_stmts): Remove prototype.
3973 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3974 remove_useless_stmts.
3975 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3976 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3977 * tree-pass.h (pass_uncprop): Declare.
3978 * tree-ssa-uncprop.c: New file.
3980 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3983 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3985 2005-04-12 Caroline Tice <ctice@apple.com>
3987 Temporary fix for partitioning problems.
3988 * passes.c (rest_of_handle_final): Remove code that
3989 frees unlikely_text_section_name,
3990 * varasm.c (assemble_start_function): Test for partitioning
3991 flag before writing out section labels.
3992 (assemble_end_function): Test for partitioning flag before
3993 writing out section labels.
3995 2005-04-12 Steven Bosscher <stevenb@suse.de>
3996 Stuart Hastings <stuart@apple.com>
3997 Jan Hubicka <jh@suse.cz>
3999 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
4000 references to gt-tree-cfg.h.
4001 * basic-block.h (struct basic_block_def): Don't skip rbi
4002 for garbage collection.
4003 (struct reorder_block_def): Make GTY-able.
4004 (struct control_flow_graph): New structure.
4005 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
4006 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
4007 but instead defines to the control_flow_graph for cfun.
4008 (label_to_block_map): New define, points to the label map of
4009 the control_flow_graph for cfun.
4010 (n_edges_for_function, n_basic_blocks_for_function,
4011 last_basic_block_for_function, basic_block_info_for_function,
4012 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
4013 basic_block_info_for_function, label_to_block_map_for_function):
4014 Counterparts for the above, taking a struct function as an extra
4016 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
4017 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
4018 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
4019 (alloc_rbi_pool, free_rbi_pool): Remove.
4020 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
4021 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
4023 (cfg_layout_finalize) ... and don't free it here.
4024 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
4026 * flow.c (free_basic_block_vars): Set label_to_block_map and
4027 n_edges to zero too.
4028 * function.h (struct function): Add cfg field.
4029 * function.c (allocate_struct_function): Allocate the cfg.
4030 * tree-cfg.c (label_to_block_map): Remove.
4031 (build_tree_cfg): Don't allocate the rbi pool here...
4032 (delete_tree_cfg_annotations): ...and don't free it here.
4033 Also don't nullify label_to_block_map for cfun.
4035 2005-04-12 Caroline Tice <ctice@apple.com>
4037 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4038 Revert my patch from April 9.
4039 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
4040 (reorder_basic_blocks): Revert my patch from April 9.
4041 (insert_section_boundary_note): Revert my patch from April 9.
4042 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
4043 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
4044 (COLD_END_LABEL): Revert my patch from April 9.
4045 (cold_text_section_label): Revert my patch from April 9.
4046 (cold_end_label): Revert my patch from April 9.
4047 (dwarf2out_switch_text_section): Revert my patch from April 9.
4048 (output_aranges): Revert my patch from April 9.
4049 (output_ranges): Revert my patch from April 9.
4050 (output_line_info): Revert my patch from April 9.
4051 (add_location_or_const_value_attribute): Revert my patch from April 9.
4052 (dwarf2out_var_location): Revert my patch from April 9.
4053 (dwarf2out_init): Revert my patch from April 9.
4054 (dwarf2out_finish): Revert my patch from April 9.
4055 * function.h (struct function): Revert my patch from April 9.
4056 * opts.c (decode_options): Revert my patch from April 9.
4057 * output.h (unlikely_section_label, hot_section_label,
4058 hot_section_end_label, cold_section_end_label,
4059 unlikely_text_section_name): Revert my patch from April 9.
4060 * passes.c (rest_of_handle_final): Revert my patch from April 9.
4061 * varasm.c (unlikely_section_label, hot_section_label,
4062 hot_section_end_label, cold_section_end_label,
4063 unlikely_text_section_name): Revert my patch from April 9.
4064 (initialize_cold_section_name): Revert my patch from April 9.
4065 (unlikely_text_section): Revert my patch from April 9.
4066 (in_unlikely_text_section): Revert my patch from April 9.
4067 (named_section): Revert my patch from April 9.
4068 (function_section): Revert my patch from April 9.
4069 (current_function_section): Revert my patch from April 9.
4070 (assemble_start_function): Revert my patch from April 9.
4071 (assemble_end_function): Revert my patch from April 9.
4072 (default_section_type_flags_1): Revert my patch from April 9.
4074 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4076 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
4077 * config/sparc/sparc.md (untyped_call): Save the registers manually.
4079 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
4081 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
4084 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
4085 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
4087 2004-04-12 Richard Henderson <rth@redhat.com>
4089 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
4090 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
4091 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
4092 (UNSPEC_*, UNSPECV_*): Renumber.
4094 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
4097 From Richard Henderson <rth@redhat.com>:
4098 * tree-mudflap.c (mf_build_check_statement_for): Correct block
4101 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
4103 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
4105 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4107 * config/bfin/bfin.c (bfin_library_id_string): Remove.
4108 (bfin_library_id): New variable.
4109 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
4110 instead of bfin_library_id_string.
4111 (bfin_handle_option): New function.
4112 (override_options): Remove most code to deal with shared library IDs,
4113 just check they aren't used without -mid-shared-library.
4114 (TARGET_HANDLE_OPTION): Define.
4115 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
4116 * config/bfin/bfin.opt (mshared-library-id=): New.
4118 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
4120 * tree-vect-transform.c: Fix comment typos.
4122 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
4124 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
4125 split critical edges when not possible/profitable.
4127 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4129 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
4130 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
4131 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
4132 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
4133 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
4134 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
4135 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
4136 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
4138 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
4139 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4140 * config/ns32k/ns32k.opt: New file.
4142 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4144 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
4145 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
4146 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
4147 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
4148 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
4149 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
4150 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
4151 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
4152 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
4153 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
4154 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
4155 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
4156 (MASK_COLDFIRE): Formatting fixes.
4157 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
4158 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
4159 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
4160 "_current_shared_library_a5_offset_".
4161 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4162 (MASK_ALL_CPU_BITS): New macro.
4163 (m68k_handle_option): New function.
4164 (override_options): Remove handling of m68k_library_id_string.
4165 * config/m68k/m68k.opt: New file.
4166 * config/m68k/ieee.opt: New file.
4168 2005-04-11 Mark Mitchell <mark@codesourcery.com>
4170 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4171 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
4172 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4173 (TARGET_CXX): Adjust accordingly.
4174 * target.h (struct gcc_target): Remove epxort_class_data. Add
4175 determine_class_data_visibility and class_data_always_comdat.
4176 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4177 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
4178 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4179 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
4180 (arm_cxx_determine_class_data_visibility): New.
4181 (arm_cxx_class_data_always_comdat): Likewise.
4182 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4183 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
4184 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4185 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
4186 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
4189 2005-04-11 Devang Patel <dpatel@apple.com>
4191 * tree-data-ref.c (build_classic_dist_vector,
4192 compute_subscript_distance): Make externally visible.
4193 * tree-data-ref.h (build_classic_dist_vector,
4194 compute_subscript_distance): Same.
4195 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4196 Check distance vector against vectorization factor.
4197 (vect_analyze_loop): Determine vectorizaion factor before
4198 analyzing data dependences.
4199 * tree-vectorizer.c (loops_num): Make it externally visible and
4201 * tree-vectorizer.c (vect_loops_num): ... new name.
4202 * tree-vectorizer.h (vect_loops_num): New.
4204 2005-04-11 Devang Patel <dpatel@apple.com>
4206 * tree-vect-analyze.c (vect_analyze_operations): Check
4207 vectorizable codition.
4208 * tree-vect-transform.c (vect_is_simple_cond): New function.
4209 (vectorizable_condition): New function.
4210 (vect_transform_stmt): Handle condition_vec_info_type.
4211 * tree-vectorizer.h (enum stmt_vec_info_type): Add
4212 condition_vec_info_type.
4213 (vectorizable_condition): New.
4215 2005-04-11 Geoffrey Keating <geoffk@apple.com>
4217 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
4218 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
4219 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
4221 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
4222 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
4224 * dwarf2out.c (output_line_info): Don't try to dereference
4225 a NULL current_function_decl.
4227 * config/t-slibgcc-darwin: Don't put shared libraries in
4228 directories other than $(slibdir).
4229 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
4232 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4234 PR tree-optimization/20933
4235 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
4236 logic to reject aliases between read-only and writable
4238 (may_alias_p): ... here.
4239 (get_tmt_for): Do not associate read-only tags to pointers
4240 whose pointed-to type is not read-only.
4241 * tree-ssa.c (verify_ssa): Check that memory stores have at
4242 least one V_MAY_DEF or V_MUST_DEF.
4244 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4247 * configure.ac (gcc_UNLOCKED_FUNCS): New.
4248 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
4249 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
4250 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
4252 (fwrite_unlocked): Fix prototype.
4254 * configure, config.in: Regenerate.
4256 2005-04-11 David Edelsohn <edelsohn@gnu.org>
4258 * tree-ssa-loop-im.c: Include real.h.
4259 (determine_invariantness_stmt): If real division divisor is
4260 invariant and flag_unsafe_math_optimizations enabled, generate
4261 invariant reciprocal for hoisting.
4262 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
4264 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4266 Fix PR tree-optimization/20926
4268 * tree-ssa-alias.c (add_type_alias): Handle subvars.
4270 2005-04-11 Devang Patel <dpatel@apple.com>
4272 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
4275 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4277 * fold-const.c (fold_binary_op_with_conditional_arg):
4278 use fold_buildN instead of "fold (buildN" in some
4280 (fold_unary): Likewise.
4281 (fold_binary): Likewise.
4283 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4285 Fix PR tree-optimization/20612
4286 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
4288 (perfect_nestify): preheaderbb is *not* part of loop of the
4291 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4293 * tree-ssa-alias.c (may_alias_p): If the variable
4294 is a global variable and the pointer is parameter
4295 and -fargument-noalias-global is used, then
4296 the pointer cannot alias the variable.
4298 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
4300 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
4301 * config/sparc/sparc.h: Likewise.
4302 * config/sparc/sparc.md: Likewise.
4304 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
4306 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
4308 * tree-vrp.c: Fix a comment typo.
4310 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4312 PR tree-optimization/20920
4313 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
4314 SSA_NAME flows through an abnormal edge.
4315 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
4316 through abnormal edges.
4317 (maybe_add_assert_expr): Likewise.
4319 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
4321 * config/s390/s390.h (s390_tune_string, s390_arch_string)
4322 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
4323 (s390_stack_size_string, s390_stack_guard_string, target_flags)
4324 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4325 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4326 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4327 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4328 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4329 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4330 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4331 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4332 (TARGET_HANDLE_OPTION): Likewise.
4333 (s390_tune): Initialize to PROCESSOR_max.
4334 (s390_arch_string): Make static.
4335 (s390_tune_string, s390_warn_framesize_string): Delete.
4336 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4337 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4338 (s390_handle_arch_option, s390_handle_option): New functions.
4339 (override_options): Remove parsing of option strings.
4340 * config/s390/s390.opt: New file.
4342 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4344 * tree-complex.c (expand_vector_operations): Call
4345 update_stmt_if_modified.
4347 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4349 * tree-vect-analyze (vect_determine_vectorization_factor):
4350 Do not use GET_MODE_NUNITS.
4351 * tree-vect-transform.c (vect_get_vec_def_for_operand,
4352 (vectorizable_load, vect_transform_loop): Likewise.
4354 2005-04-11 Uros Bizjak <uros@kss-loka.si>
4356 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4357 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4358 * optabs.h (enum optab_index): Add new OTI_lceil.
4359 (lceil_optab): Define corresponding macro.
4360 * optabs.c (init_optabs): Initialize lceil_optab.
4361 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4362 and lceildi2 patterns.
4363 * builtins.c (expand_builtin_int_roundingfn): Handle
4364 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4365 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4366 BUILT_IN_LLCEIL{,F,L}.
4367 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4368 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4369 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4370 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4371 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4372 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4373 into lceil built-in function and (long long int)ceil{,f,l} into
4374 llceil built-in function.
4375 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4378 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4380 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4383 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
4385 * config/arm/arm.c: Fix a comment typo.
4386 * doc/tree-ssa.texi: Fix a typo.
4388 2005-04-10 Steven Bosscher <stevenb@suse.de>
4390 * cselib.c (clear_table): Rename to cselib_clear_table.
4391 * cselib.h (cselib_clear_table): Add prototype.
4392 * gcse.c (gcse_main): Make 'f' argument unused.
4393 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4394 of each basic block instead.
4395 (compute_sets, compute_hash_table_work): Likewise.
4396 (constprop_register): Change int 'alter_jumps' argument to bool.
4397 (do_local_cprop): Likewise.
4398 (local_cprop_pass): Likewise. Also walk basic blocks instead of
4399 the insn chain. Explicitly clear the cselib tables after finishing
4400 one basic block. Make sure there are no unterminated libcall blocks.
4401 Update compute_sets call.
4402 (cprop): Walk basic blocks instead of the insn chain.
4403 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4405 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4406 one_cprop_pass calls.
4408 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4410 * combine.c (combine_simplify_rtx): Remove a transformation that
4411 relies on an invalid assumption about rtl sign-extension semantics.
4413 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4415 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4416 to build_int_cst_wide.
4418 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
4421 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4422 set the original address pseudo to the correct value before the
4423 original insn, if possible, and leave the insn alone, otherwise
4424 create a new pseudo, set it and replace it in the insn.
4425 * recog.c (validate_change_maybe_volatile): New.
4426 * recog.h (validate_change_maybe_volatile): Declare.
4428 2005-04-09 Caroline Tice <ctice@apple.com>
4430 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4431 Remove targetm.have_named_sections test.
4432 (fix_edges_for_rarely_executed_code): Likewise.
4433 (insert_section_boundary_note): Likewise.
4434 (reorder_basic_blocks): Check partitioning flag before calling
4435 verify_hot_cold_block_grouping.
4436 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4437 the function struct rather than global variables.
4438 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4439 (COLD_END_LABEL): Likewise
4440 (cold_text_section_label): New static global variable.
4441 (cold_end_label): Likewise.
4442 (dwarf2out_switch_text_section): Get hot/cold section labels from
4443 the function struct rather than global variables.
4444 (output_aranges): Use cold_text_section_label and cold_end_label;
4445 check partitioning flag before putting out delta.
4446 (output_ranges): Remove incorrect code attempting to use
4448 (output_line_info): Get cold section label from function struct.
4449 (add_location_or_const_value_attribute): Likewise.
4450 (get_subprogram_die): Get hot/cold section labels from function struct.
4451 (dwarf2out_var_location): Likewise.
4452 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4453 write out cold_text_section_label if partition flag is set.
4454 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4455 * function.h (struct function): Add new fields to point to hot/cold
4456 section labels: hot_section_label, cold_section_label,
4457 hot_section_end_label and cold_section_end_label; also add new field
4458 for cold text section name, unlikely_text_section_name.
4459 * opts.c (decode_options): Turn off partitioning flag if
4460 !targetm.have_named_sections.
4461 * output.h (hot_section_label): Remove.
4462 (hot_section_end_label): Remove.
4463 (cold_section_end_label): Remove.
4464 (unlikely_section_label): Remove.
4465 (unlikely_text_section_name): Remove.
4466 * passes.c (rest_of_handle_final): Remove code that frees
4467 unlikely_text_section_name.
4468 * varasm.c (unlikely_section_label): Remove.
4469 (hot_section_label): Remove.
4470 (hot_section_end_label): Remove.
4471 (cold_section_end_label): Remove.
4472 (unlikely_text_section_name): Remove.
4473 (initialize_cold_section_name): Modify to call
4474 targetm.strip_name_encoding; to store cold section name in current
4475 function struct, if it exists; and to only use the decl_section_name
4476 if flag_named_sections is true.
4477 (unlikely_text_section): Modify to get section name out of current
4478 function struct, if there is one; otherwise build it from
4479 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4480 (in_unlikely_text_section): Likewise.
4481 (named_section): Modify to get/put cold section name in current function
4482 struct, if there is one.
4483 (function_section): Change 'bool unlikely' to 'int reloc'; check
4484 targetm.have_named_sections before calling named_section.
4485 (current_function_section): Likewise.
4486 (assemble_start_function): Modify to get/put unlikely_text_section_name
4487 in current function struct; modify to get hot/cold section labels
4488 from function struct; initialize labels using
4489 ASM_GENERATE_INTERNAL_LABEL;
4490 test partitioning flag before writing out hot section label.
4491 (assemble_end_function): Test partitioning flag before writing out
4492 hot/cold section labels.
4493 (default_section_type_flags_1): Modify to use array instead of
4494 char* for unlikely_text_section_name; set flags correctly for
4495 cold text section if there is not a current function decl.
4497 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4499 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4500 and TI_VA_LIST_FPR_COUNTER_FIELD.
4501 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4502 * tree-pass.h (pass_stdarg): Add.
4503 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4504 * tree-stdarg.c: New file.
4505 * tree-stdarg.h: New file.
4506 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4507 (tree-stdarg.o): Add dependencies.
4508 * function.h (struct function): Add va_list_gpr_size and
4509 va_list_fpr_size fields.
4510 * function.c (allocate_struct_function): Initialize them.
4511 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4512 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4513 (TARGET_INITIALIZER): Add it.
4515 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4516 va_list_{g,f}pr_counter_field.
4517 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4518 area will not be used. Only save registers that tree-stdarg.c
4519 detected they need saving.
4520 (ix86_va_start): Don't set up fields that won't be used.
4522 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4523 va_list_{g,f}pr_counter_field.
4524 (setup_incoming_varargs): Don't do anything if reg_save
4525 area will not be used. Only save registers that tree-stdarg.c
4526 detected they need saving.
4527 (rs6000_va_start): Don't set up fields that won't be used.
4529 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4530 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4531 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4532 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4534 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4537 * config/i386/i386.c (construct_container): Pass empty aligned
4538 struct, union or class in memory.
4540 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4542 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4543 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4544 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4545 config/rs6000/predicates.md: Fix comment typos.
4547 * sched-int.h (haifa_insn_data): Remove blockage and units.
4548 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4549 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4550 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4552 2005-04-09 Jan Hubicka <jh@suse.cz>
4553 Steven Bosscher <stevenb@suse.de>
4555 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4556 * cfgloop.c (get_loop_exit_edges): Likewise.
4557 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4559 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4560 * tree-cfg.c (dump_cfg_status): Likewise.
4562 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4564 * config/rs6000/predicates.md (altivec_register_operand): Remove
4565 redundant match_code test.
4566 (gpc_reg_operand): Same.
4567 (cc_reg_operand): Same.
4568 (cc_reg_not_cr0_operand): Same.
4570 2005-04-09 Jan Hubicka <jh@suse.cz>
4572 Forgotten hunk from my last merge patch:
4573 * final.c (output_addr_const): Do not call mark_referenced.
4575 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4577 * doc/tree-ssa.texi: Add immediate use documentation.
4579 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4581 * arm.c (FL_WBUF): Define.
4582 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4583 (arm_is_6_or_7): Delete.
4584 (arm_tune_wbuf): New.
4585 (arm_override_options): Set arm_tune_wbuf.
4586 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4587 (arm_is_6_or_7): Delete declaration.
4588 (arm_tune_wbuf): New declartion.
4589 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4590 (model_wbuf): Derive from arm_tune_wbuf.
4591 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4592 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4593 (arm740t): Mark CPUs as having a write buffer.
4595 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4597 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4598 of 'const_double_operand' in operand 2 constraints. Update enable
4601 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4603 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4604 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4605 * optabs.h (enum optab_index): Add new OTI_lfloor.
4606 (lfloor_optab): Define corresponding macro.
4607 * optabs.c (init_optabs): Initialize lfloor_optab.
4608 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4609 and lfloordi2 patterns.
4610 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4611 (expand_builtin_int_roundingfn): New function.
4612 (fold_builtin_int_roundingfn): New prototype.
4613 (fold_builtin_int_roundingfn): New function, renamed from
4614 fold_builtin_lround.
4615 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4616 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4617 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4618 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4619 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4620 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4621 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4622 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4623 into lfloor built-in function and (long long int)floor{,f,l} into
4624 llfloor built-in function.
4625 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4628 2005-04-08 Ian Lance Taylor <ian@airs.com>
4630 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4631 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4632 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4633 (DO_COND, DO_BODY): Likewise.
4634 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4635 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4636 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4637 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4638 (build_continue_stmt, build_break_stmt): Don't declare.
4639 (c_do_switch_warnings): Update declaration.
4640 * c-gimplify.c (enum bc_t): Remove.
4641 (struct c_gimplify_ctx, ctxp): Remove.
4642 (push_context, pop_context): Remove static functions.
4643 (c_genericize): Don't call push_context or pop_context.
4644 (begin_bc_block, finish_bc_block): Remove static functions.
4645 (build_bc_goto): Likewise.
4646 (gimplify_c_loop): Likewise.
4647 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4648 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4649 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4650 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4651 * c-common.c (c_do_switch_warnings): Rename from
4652 c_do_switch_warnings_1.
4653 (c_do_switch_warnings) [old version]: Remove.
4654 (c_do_switch_expr_warnings): Remove.
4655 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4656 function instead of c_do_switch_expr_warnings.
4657 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4658 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4659 * c-pretty-print.c (pp_c_statement): Likewise.
4660 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4662 2005-04-08 Devang Patel <dpatel@apple.com>
4664 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4665 While selecting replacement condition pay attention to loop header.
4667 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4669 Merge from tree-cleanup-branch: VRP, store CCP, store
4670 copy-prop, incremental SSA updating of FUD chains and
4671 newly exposed symbols.
4673 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4674 (OBJS-common): Add tree-vrp.o.
4675 (tree-vrp.o): New rule.
4676 * basic-block.h (nearest_common_dominator_for_set): Declare.
4677 * common.opt (ftree-store-ccp): New flag.
4678 (ftree-copy-prop): New flag.
4679 (ftree-vrp): New flag.
4680 (ftree-store-copy-prop): New flag.
4681 * dominance.c (nearest_common_dominator_for_set): New.
4682 * domwalk.c (walk_dominator_tree): Only traverse
4683 statements in blocks marked in walk_data->interesting_blocks.
4684 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4685 * fold-const.c (fold): Handle ASSERT_EXPR.
4686 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4687 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4688 flag_tree_vrp at -O2.
4689 * timevar.def (TV_TREE_VRP): Define.
4690 (TV_TREE_COPY_PROP): Define.
4691 (TV_TREE_STORE_COPY_PROP): Define.
4692 (TV_TREE_SSA_INCREMENTAL): Define.
4693 (TV_TREE_STORE_CCP): Define.
4694 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4695 to kill_redundant_phi_nodes from comment.
4696 (verify_expr): Handle ASSERT_EXPR.
4697 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4698 argument. Update all users.
4699 (mark_call_clobbered_vars_to_rename): Remove. Update all
4701 * tree-flow-inline.h (unmodifiable_var_p): New.
4702 * tree-flow.h (enum value_range_type): Declare.
4703 (struct value_range_def): Declare.
4704 (value_range): Declare.
4705 (remove_all_phi_nodes_for): Remove. Update all users.
4706 (find_phi_node_for): Declare.
4707 (add_type_alias): Declare.
4708 (count_uses_and_derefs): Declare.
4709 (kill_redundant_phi_nodes): Remove.
4710 (rewrite_into_ssa): Remove.
4711 (rewrite_def_def_chains): Remove.
4712 (update_ssa, register_new_name_mapping, create_new_def_for,
4713 need_ssa_update_p, name_registered_for_update_p,
4714 release_ssa_name_after_update_ssa, dump_repl_tbl,
4715 debug_repl_tbl, dump_names_replaced_by,
4716 debug_names_replaced_by, mark_sym_for_renaming,
4717 mark_set_for_renaming, get_current_def, set_current_def,
4718 get_value_range, dump_value_range, debug_value_range,
4719 dump_all_value_ranges, debug_all_value_ranges,
4720 expr_computes_nonzero, loop_depth_of_name,
4721 unmodifiable_var_p): Declare.
4722 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4724 * tree-into-ssa.c (block_defs_stack): Update comment.
4725 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4726 syms_to_rename, names_to_release, repl_tbl,
4727 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4728 need_to_replace_names_p): New locals.
4729 (NAME_SETS_GROWTH_FACTOR): Define.
4730 (struct repl_map_d): Declare.
4731 (struct mark_def_sites_global_data): Add field
4733 (enum rewrite_mode): Declare.
4734 (REGISTER_DEFS_IN_THIS_STMT): Define.
4735 (compute_global_livein): Use last_basic_block instead of
4737 (set_def_block): Remove last argument. Update all callers.
4738 (prepare_use_operand_for_rename): Remove. Update all callers.
4739 (prepare_def_operand_for_rename): Remove. Update all callers.
4740 (symbol_marked_for_renaming): New.
4743 (repl_map_hash): New.
4745 (repl_map_free): New.
4746 (names_replaced_by): New.
4747 (add_to_repl_tbl): New.
4748 (add_new_name_mapping): New.
4749 (mark_def_sites): Assume that all the operands in the
4750 statement are in normal form.
4751 (find_idf): Assert that the block in the stack is valid.
4752 (get_default_def_for): New.
4753 (insert_phi_nodes_for): Add new argument 'update_p'.
4755 If update_p is true, add a new mapping between the LHS of
4756 each new PHI and the name that it replaces.
4757 (insert_phi_nodes_1): Only call find_idf if needed.
4758 (get_reaching_def): Call get_default_def_for.
4759 (rewrite_operand): Remove.
4760 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4761 and REWRITE_THIS_STMT are false.
4762 Assume that all the operands in the statement are in
4764 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4765 (rewrite_virtual_phi_arguments): Remove.
4766 (invalidate_name_tags): Remove.
4767 (register_new_update_single, register_new_update_set,
4768 rewrite_update_init_block, replace_use,
4769 rewrite_update_fini_block, rewrite_update_stmt,
4770 rewrite_update_phi_arguments): New.
4771 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4772 Add arguments 'entry', 'what' and 'blocks'.
4773 Initialize the dominator walker according to 'what' and
4775 Start the dominator walk at 'entry'.
4776 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4777 Use it to configure the dominator walker.
4778 (rewrite_into_ssa): Remove argument 'all'.
4780 (rewrite_all_into_ssa): Remove.
4781 (rewrite_def_def_chains): Remove.
4782 (mark_def_interesting, mark_use_interesting,
4783 prepare_phi_args_for_update, prepare_block_for_update,
4784 prepare_def_site_for, prepare_def_sites,
4785 dump_names_replaced_by, debug_names_replaced_by,
4786 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4787 delete_update_ssa, create_new_def_for,
4788 register_new_name_mapping, mark_sym_for_renaming,
4789 mark_set_for_renaming, need_ssa_update_p,
4790 name_registered_for_update_p, ssa_names_to_replace,
4791 release_ssa_name_after_update_ssa,
4792 insert_updated_phi_nodes_for, update_ssa): New.
4793 * tree-loop-linear.c (linear_transform_loops): Call
4794 update_ssa instead of rewrite_into_ssa.
4795 * tree-optimize.c (vars_to_rename): Remove.
4797 (init_tree_optimization_passes): Replace
4798 pass_redundant_phi with pass_copy_prop.
4800 Replace pass_ccp with pass_store_ccp.
4801 Add pass_store_copy_prop after pass_store_ccp.
4802 (execute_todo): If the TODO_ flags don't include updating
4803 the SSA form, assert that it does not need to be updated.
4804 Call update_ssa instead of rewrite_into_ssa and
4805 rewrite_def_def_chains.
4806 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4807 (tree_rest_of_compilation):
4808 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4809 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4810 TODO_cleanup_cfg): Renumber.
4811 (TODO_verify_loops, TODO_update_ssa,
4812 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4813 TODO_update_ssa_only_virtuals): Define.
4814 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4816 * tree-phinodes.c (make_phi_node): Update documentation.
4817 (remove_all_phi_nodes_for): Remove.
4818 (find_phi_node_for): New.
4819 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4820 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4821 (interpret_rhs_modify_expr): Likewise.
4822 * tree-sra.c (decide_instantiations): Mark all symbols in
4823 SRA_CANDIDATES for renaming.
4824 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4825 (mark_all_v_defs): New function. Update all users to call it
4826 with the whole list of scalarized statements, not just the
4828 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4829 (compute_flow_insensitive_aliasing): If the tag is
4830 unmodifiable and the variable isn't or vice-versa, don't
4831 make them alias of each other.
4832 (setup_pointers_and_addressables): If the type tag for
4833 VAR is about to change, mark the old one for renaming.
4834 (add_type_alias): New.
4835 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4836 (ccp_lattice_t): Rename from latticevalue.
4837 (value): Remove. Update all users.
4838 (const_val): New local variable.
4839 (do_store_ccp): New local variable.
4840 (dump_lattice_value): Handle UNINITIALIZED.
4841 (debug_lattice_value): New.
4842 (get_default_value): Re-write.
4843 (set_lattice_value): Re-write.
4844 (def_to_varying): Remove. Update all users.
4845 (likely_value): Return VARYING for statements that make
4846 stores when STORE_CCP is false.
4847 Return VARYING for any statement other than MODIFY_EXPR,
4848 COND_EXPR and SWITCH_EXPR.
4849 (ccp_initialize): Re-write.
4850 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4851 Move to tree-ssa-propagate.c.
4852 (ccp_lattice_meet): Handle memory stores when
4853 DO_STORE_CCP is true.
4854 (ccp_visit_phi_node): Likewise.
4855 (ccp_fold): Likewise.
4856 (evaluate_stmt): Likewise.
4857 (visit_assignment): Likewise.
4858 (ccp_visit_stmt): Likewise.
4859 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4863 (do_ssa_store_ccp): New.
4864 (gate_store_ccp): New.
4865 (pass_store_ccp): Declare.
4866 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4867 (may_propagate_copy): Reformat.
4868 Don't abort if ORIG is a virtual and DEST isn't.
4869 If NEW does not have alias information but DEST does,
4871 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4872 copy_prop_kind, which_copy_prop): Declare.
4873 (stmt_may_generate_copy, get_copy_of_val,
4874 get_last_copy_of, set_copy_of_val, dump_copy_of,
4875 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4876 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4877 init_copy_prop, fini_copy_prop, execute_copy_prop,
4878 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4879 store_copy_prop): New.
4880 (pass_copy_prop, pass_store_copy_prop): Declare.
4881 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4882 'num_const_prop' and 'num_copy_prop'.
4883 (cprop_operand): Update them.
4884 (dump_dominator_optimization_stats): Dump them.
4885 (tree_ssa_dominator_optimize): Call update_ssa instead of
4887 (loop_depth_of_name): Declare extern.
4888 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4889 values for LOW or HIGH.
4890 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4891 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4892 (cprop_operand): Only propagate if VAL != OP.
4893 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4894 statement for renaming.
4895 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4896 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4897 add_type_alias if necessary.
4898 Call mark_new_vars_to_rename.
4899 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4900 mark every statement updated, call update_ssa and
4901 rewrite_into_loop_closed_ssa.
4902 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4903 from LIVEIN if VAR is a virtual.
4904 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4905 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4906 (get_call_expr_operands): Reformat statement.
4907 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4909 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4910 SSA_NAME_VALUE for every name.
4911 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4912 get_value_loaded_by): New.
4913 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4914 substitute_and_fold): Move from tree-ssa-ccp.c.
4915 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4916 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4917 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4919 * tree-ssa.c (verify_use): Fix error message.
4920 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4921 check_phi_redundancy, kill_redundant_phi_nodes,
4922 pass_redundant_phi): Remove. Update all users.
4923 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4924 add_type_alias, if necessary.
4925 * tree-vectorizer.h (struct _stmt_vect_info): Update
4926 documentation for field 'memtag'.
4927 * tree-vrp.c: New file.
4928 * tree.def (ASSERT_EXPR): Define.
4929 * tree.h (ASSERT_EXPR_VAR): Define.
4930 (ASSERT_EXPR_COND): Define.
4931 (SSA_NAME_VALUE_RANGE): Define.
4932 (struct tree_ssa_name): Add field 'value_range'.
4933 (PHI_REWRITTEN): Remove.
4934 (struct tree_phi_node): Remove field 'rewritten'.
4935 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4936 -ftree-store-copy-prop): Document.
4937 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4938 Document usage of update_ssa.
4940 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4943 * config/rs6000/predicates.md (altivec_register_operand): Accept
4945 (and64_operand): Do not limit CONST_INT to mask64_operand.
4946 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4947 (and_operand): Do not limit CONST_INT to mask_operand.
4949 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4951 PR rtl-optimization/20466
4952 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4953 for overlap of the address of each list member.
4954 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4956 2005-04-08 Mike Stump <mrs@apple.com>
4958 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4960 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4963 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4965 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4967 * function.c (push_function_context_to): Don't set
4969 * function.h (function): Remove contains_functions.
4970 (current_function_contains_functions): Remove.
4972 * function.h (function): Remove instrument_entry_exit.
4973 (current_function_instrument_entry_exit): Remove.
4975 * function.h (nonlocal_labels): Remove.
4977 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4979 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4980 (check_attr_value, write_attr_get, write_expr_attr_cache,
4981 find_attr, make_internal_attr): Don't reference negative_ok or
4983 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4984 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4985 (ATTR_STATIC): Adjust the value.
4987 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4989 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4991 * config/s390/tpf.h (ASM_SPEC): Define.
4993 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4995 * tree-flow.h: Remove the prototype for
4996 redirect_immediate_uses.
4997 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4999 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
5001 * arm.c (arm_const_double_by_parts): New function.
5002 * arm-protos.h (arm_const_double_by_parts): Add prototype.
5003 * arm.md (define_split for 64-bit constants): Add another one.
5005 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
5007 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
5009 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5011 * system.h: Revert last change.
5013 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
5015 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
5016 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
5017 (TARGET_SWITCHES): Delete.
5018 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5019 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
5020 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
5021 * config/xtensa/xtensa.opt: New file.
5023 2005-04-08 Ben Elliston <bje@au.ibm.com>
5025 * config/fp-bit.c: Include L_mul_tf in #endif comment.
5026 * config/fp-bit.h: Tidy comments.
5028 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5030 * system.h: Poison PARAMS.
5032 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
5034 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
5035 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
5036 (TARGET_SWITCHES): Delete.
5037 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5038 * config/vax/vax.opt: New file.
5040 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
5042 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
5044 2005-04-07 Ian Lance Taylor <ian@airs.com>
5046 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
5048 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
5049 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
5052 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
5054 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
5055 all immediate uses in PHI nodes.
5057 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
5059 * arm.c (arm_const_double_inline_cost): Handle any constant by
5060 using gen_lowpart and gen_highpart_mode.
5061 (note_invalid_constants): All constants in an RTX with a constraint
5062 that permits memory are now pushed to the constant pool.
5063 (output_move_double): Delete code to handle reg to reg and
5064 constant to reg moves.
5065 (const_double_needs_minipool, output_mov_immediate): Delete.
5066 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
5067 CONST_INT and CONST_VECTOR.
5068 * arm.md (ANY64): New mode macro.
5069 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
5070 (movdf_soft_insn): Split reg-reg and const-reg moves.
5071 (split patterns for 64-bit constant and register moves): New.
5072 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
5073 (cirrus_movdf_hard_insn): Likewise.
5074 * fpa.md (movdf_fpa): Likewise.
5075 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
5076 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
5078 (movv2si_internal_2): Likewise.
5079 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
5080 (movdf_vfp): Likewise.
5081 * arm-protos.h (output_mov_immediate): Delete prototype.
5083 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
5086 * simplify-rtx.c (simplify_unary_operation_1): Check
5087 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
5089 2005-04-06 James E Wilson <wilson@specifixinc.com>
5092 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
5095 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
5097 * coverage.h (GCOV_TYPE_NODE): Delete.
5098 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
5099 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
5100 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
5101 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
5102 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
5104 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
5107 * Makefile.in (gcc.pot): Remove options.c dependency.
5108 * optc-gen.awk: Don't quote help strings with N_().
5110 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
5112 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
5113 the function returns a pointer type.
5115 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
5117 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
5118 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
5119 * doc/invoke.texi: Documnet salias-max-implicit-fields.
5120 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
5121 explicit_uses members.
5122 (get_or_create_used_part_for): Initialize new fields.
5123 (fieldoff_compare): New function.
5124 (create_overlap_variables_for): Count number of fields, use
5125 heuristic to determine whether to create subvars for vars with
5127 Sort the field list by offset and avoid creating duplicate SFT's.
5129 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5131 * c.opt (-F): Remove trailing whitespace from help string.
5132 (-finput-charset): Use a tab to separate the switch name and help
5134 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
5135 (-ftree-vectorizer-verbose): Likewise.
5137 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5139 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
5140 a PHI argument where a use occurs instead of all PHI arguments.
5142 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
5144 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
5147 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5149 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
5150 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
5151 config/bfin/bfin.h: Fix comment typos.
5153 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
5155 * doc/install.texi: Update the URL for Jacks.
5156 * doc/sourcebuild.texi: Likewise.
5158 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5161 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
5162 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
5164 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5166 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
5168 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5170 * config/v850/v850-protos.h (override_options): Delete.
5171 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
5172 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
5173 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
5174 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
5175 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
5176 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
5177 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
5178 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
5179 (OVERRIDE_OPTIONS): Delete.
5180 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
5181 (small_memory_info): Remove the value field.
5182 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
5184 * config/v850/v850.c (small_memory): Remove the value field.
5185 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5186 (override_options): Delete.
5187 (v850_handle_memory_option, v850_handle_option): New functions.
5188 * config/v850/v850.opt: New file.
5190 2005-04-06 Geoffrey Keating <geoffk@apple.com>
5192 * config.host: Add a section for generic hosts, and a subsection
5193 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
5194 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
5195 * config/host-darwin.h: New.
5196 * config/x-darwin: New.
5197 * config/i386/host-i386-darwin.c: New.
5198 * config/i386/x-darwin: New.
5199 * config/rs6000/host-darwin.c: Include host-darwin.h.
5200 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
5201 (darwin_rs6000_gt_pch_use_address): Likewise.
5202 * config/rs6000/x-darwin: Change name of .o built, update
5203 dependencies for changes to rs6000/host-darwin.c.
5205 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5208 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
5210 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
5212 * tree-vect-analyze.c (vect_analyze_loop_form): Call
5213 split_loop_exit_edge instead of loop_split_edge_with.
5215 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
5217 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
5218 UNSPEC_SET_VSCR): New constants, used throughout.
5220 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
5222 (altivec_vspltis<VI_char>): ... this pattern, using
5223 a QImode const_int_operand for the immediate.
5224 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
5227 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5230 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
5232 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5234 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
5236 2005-04-06 Ben Elliston <bje@au.ibm.com>
5238 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
5239 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
5240 macros as living in "this file" and not gcc.h.
5242 2005-04-06 Ben Elliston <bje@au.ibm.com>
5244 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
5245 -ftree-live_range_split. Perhaps renamed at some point?
5247 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5250 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
5251 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
5253 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5255 * tree-flow.h (number_of_iterations_cond): Declaration removed.
5256 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
5257 (number_of_iterations_special): New function.
5258 (number_of_iterations_exit): Use number_of_iterations_special.
5259 Use simplify_using_outer_evolutions only at -O3.
5260 (number_of_iterations_cond, tree_simplify_using_condition,
5261 simplify_using_initial_conditions, loop_niter_by_eval,
5262 compare_trees, can_count_iv_in_wider_type_bound,
5263 simplify_using_outer_evolutions): Use fold_build.
5265 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
5267 * doc/install.texi (Configuration): Document --with-java-home.
5269 2005-04-05 Richard Henderson <rth@redhat.com>
5273 * config/i386/i386.c (print_operand): Handle vector zeros.
5274 (ix86_split_to_parts): Handle CONST_VECTOR.
5275 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
5276 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
5277 what modes to tie for MMX and SSE registers.
5278 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
5279 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
5280 to vector modes as well.
5281 * config/i386/predicates.md (const0_operand): Handle VOIDmode
5282 properly as an input mode.
5284 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5286 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
5288 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5290 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
5292 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5294 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
5295 and local functions, set sse_nregs to 8 and float_in_sse.
5296 (function_arg_advance, function_arg): If float_in_sse, pass
5297 SFmode and DFmode arguments in SSE registers.
5298 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
5300 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
5301 of -funit-at-a-time.
5303 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5305 * config/i386/i386-protos.h (ix86_function_value): Accept two
5306 arguments, like the target macro.
5307 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
5308 * config/i386/i386.c (ix86_function_value): Accept the second
5309 argument of the target macro.
5310 (ix86_function_ok_for_sibcall): Pass a function pointer to
5311 ix86_function_value.
5312 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
5313 call to ix86_value_regno).
5314 (ix86_value_regno): Add support for returning floating point values
5317 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5319 PR tree-optimization/20076
5320 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
5321 that call __builtin_return or __builtin_apply_args.
5323 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5325 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5326 Use immediate use iterator.
5327 (stmt_is_bumper_for_loop): Use immediate use iterator.
5328 * predict.c (strip_builtin_expect): Use update_stmt.
5329 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5330 on all elements of a STATEMENT_LIST.
5331 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5332 (bsi_remove): Remove imm_use links and mark the stmt as modified.
5333 (bsi_replace): Mark stmt as modified and the update it.
5334 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5335 (expand_complex_libcal): Call update_stmt.
5336 (expand_complex_comparison): Call mark_stmt_modified.
5337 (expand_complex_operations_1): Call update_stmt_if_modified.
5338 (expand_vector_operations_1): Call mark_stmt_modified.
5339 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5340 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5341 add_immediate_use, redirect_immediate_use,
5342 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5343 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5344 (mark_new_vars_to_rename): Call update_stmt.
5345 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5346 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5348 (unmodify_stmt): Delete.
5349 (update_stmt): New. Force an update of a stmt.
5350 (update_stmt_if_modified): update a stmt if it is out of date.
5351 (get_stmt_operands): Verify stmt is NOT modified.
5352 (stmt_modified_p): Update comment.
5353 (delink_imm_use): Remove a use node from its immuse list.
5354 (link_imm_use_to_list): Link a use node to a specific list.
5355 (link_imm_use): Link a node to the correct list.
5356 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5357 it in the correct list, if appropriate.
5358 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5359 (relink_imm_use): Link a use node in place of another node in a list.
5360 (relink_imm_use_stmt): LInk a node in place of another node, and set
5362 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
5363 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
5364 (first_safe_imm_use): New. Initialize a safe immuse iterator.
5365 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
5366 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
5367 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
5368 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
5369 (has_zero_uses): New. Return true if there are no uses of a var.
5370 (has_single_use): New. Return true if there is only a single use of a
5372 (single_imm_use): New. Return the simgle immediate use.
5373 (num_imm_uses): New. Return the number of immediate uses.
5374 (get_v_must_def_ops): Use is now a pointer.
5375 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5376 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5378 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5379 (delink_stmt_imm_use): Delink all immuses from a stmt.
5380 (phi_arg_index_from_use): New. Return a phi arg index for a use.
5381 * tree-flow.h (struct dataflow_d): Delete.
5382 (immediate_use_iterator_d): New. Immediate use iterator struct.
5383 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
5384 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
5385 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
5387 (struct stmt_ann_d): Remove dataflow_t from struct.
5388 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
5389 (if_convertible_phi_p): Use FAST immuse iterator.
5390 (if_convertible_loop_p): Don't call compute_immediate_uses.
5391 (replace_phi_with_cond_modify_expr): Call update_stmt.
5392 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5393 update_stmt_if_modified.
5394 (rewrite_all_into_ssa): Initialize ssa operands.
5395 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5396 compute_immediate_uses.
5397 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5398 ssa_property is available.
5399 (execute_one_pass): Change parameters passed to execute_todo.
5400 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5401 (remove_ssa_form): Call fini_ssa_operands.
5402 (insert_backedge_copies): Delete call to modify_stmt.
5403 * tree-phinodes.c (make_phi_node): Initialize use nodes.
5404 (release_phi_node): Delink any use nodes before releasing.
5405 (resize_phi_node): Relink any use nodes.
5406 (remove_phi_arg_num): Delink the use node.
5407 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5408 (remove_all_phi_nodes_for): Release phi node first.
5409 * tree-pretty-print.c (dump_generic_node): Print stmt address.
5410 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5411 (scalarize_use, scalarize_copy): Call update_stmt.
5412 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5413 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5414 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5415 (ccp_initialize): Remove call to compute_immediate_uses.
5416 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5417 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5419 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5420 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5421 (eliminate_redundant_computations): Call mark_stmt_modified.
5422 (cprop_operand): Call mark_stmt_modified.
5423 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5424 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5425 (dse_optimize_stmt): Use new immuse interface.
5426 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5427 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5428 (substitute_single_use_vars): Use new immuse interface.
5429 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5430 and compute_immediate_uses.
5431 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5433 (rewrite_mem_refs): Call update_stmt.
5434 (determine_lsm): Remove call to compute_imm_uses and free_df.
5435 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5436 (try_unroll_loop_completely): Call update_stmt.
5437 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5438 (rewrite_use_compare): Call update_stmt.
5439 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5440 (rewrite_use) : Call update_stmt.
5441 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5442 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5444 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5445 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5446 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5448 (initialize_vuse_operand): New. Initialize a vuse operand.
5449 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5450 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5451 (finalize_ssa_defs): Use stmt parameter.
5452 (correct_use_link): Ensure a use node is in the correct list, and has
5453 the correct stmt pointer.
5454 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5455 finalize_ssa_v_must_defs): Also initialize use nodes.
5456 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5457 (build_ssa_operands): Seperate parsing from final operand construction.
5458 (parse_ssa_operands): New. Parse entry point for operand building.
5459 (swap_tree_operands): New. Swap 2 tree operands.
5460 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5462 (get_expr_operands): Call swap_tree_operands when needed.
5463 (copy_virtual_operands): Use initialize routines for virtual use ops.
5464 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5465 (verify_abort): New. Issue imm_use error.
5466 (verify_imm_links): New Verify imm_use links for a var.
5467 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5468 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5469 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5470 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5471 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5472 (NULL_USE_OPERAND_P) Define.
5473 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5475 (struct vuse_operand_type): New struct.
5476 (SET_USE): Call set_ssa_use_from_ptr.
5478 (PHI_ARG_INDEX_FROM_USE): Define.
5479 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5480 argument via SET_USE, not PHI_ARG_DEF_TREE.
5481 * tree-ssa-pre.c (eliminate): Call update_stmt.
5482 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5484 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5485 (nearest_common_dominator_of_uses): Use imm_use iterator.
5486 (statement_sink_location): Use imm_use iterator and interface.
5487 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5488 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5489 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5490 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5491 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5492 if new parameter is true.
5493 (init_tree_ssa): Don't initialize operand cache here.
5494 (delete_tree_ssa): Don't destroy operand cache here.
5495 (propagate_into_addr): Pass in a use pointer, return true if anything
5497 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5498 (check_phi_redundancy): Use imm_use iterator.
5499 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5501 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5502 (release_ssa_name): Delink node and all elements in its imm_use list.
5503 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5504 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5505 * tree-vectorizer.c (need_imm_uses_for): Delete.
5506 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5507 * tree.h (struct ssa_imm_use_d): Define.
5508 (SSA_NAME_IMM_USE_NODE): Define.
5509 (struct tree_ssa_name): Add imm_use node.
5511 (PHI_ARG_IMM_USE_NODE): Define.
5512 (struct phi_arg_d): Add imm_use node.
5513 (struct tree_phi_node): Remove struct dataflow_d element.
5514 (TDF_STMTADDR): Define.
5516 2005-04-05 Dale Johannesen <dalej@apple.com>
5518 * doc/invoke.texi (Optimization Options): Remove
5519 duplicate -fcse-follow-jumps. Add -fweb.
5520 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5521 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5523 2005-04-05 Per Bothner <per@bothner.com>
5525 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5526 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5527 (warn_uninit): Get EXPR_LOCUS from context now instead.
5528 This fixes a USE_MAPPED_LOCATION testsuite failure.
5530 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5532 2005-04-05 Per Bothner <per@bothner.com>
5534 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5535 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5536 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5539 2004-04-05 Devang Patel <dpatel@apple.com>
5541 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5542 (lhsr<mode>3): ... new name.
5543 (altivec_vsra<VI_char>): Rename to ..
5544 (ashr<mode>3): ... new name.
5545 * config/rs6000/rs6000.c (builtin_description): Rename shift
5548 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5550 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5551 gen_lowpart_for_combine.
5552 * cse.c (gen_lowpart_if_possible): Move...
5553 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5555 (gen_lowpart_no_emit_general): Use it.
5557 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5559 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5562 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5564 * system.h: Fix typo.
5566 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5568 * config/bfin/bfin-modes.def: New file.
5569 * config/bfin/bfin-protos.h: New file.
5570 * config/bfin/bfin.c: New file.
5571 * config/bfin/bfin.h: New file.
5572 * config/bfin/bfin.md: New file.
5573 * config/bfin/bfin.opt: New file.
5574 * config/bfin/crti.s: New file.
5575 * config/bfin/crtn.s: New file.
5576 * config/bfin/elf.h: New file.
5577 * config/bfin/lib1funcs.asm: New file.
5578 * config/bfin/predicates.md: New file.
5579 * config/bfin/t-bfin: New file.
5580 * config/bfin/t-bfin-elf: New file.
5581 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5582 Document new attributes.
5583 (interrupt, interrupt_handler, saveall): Update documentation for
5585 * doc/install.texi (Specific): Add entry for the Blackfin.
5586 * doc/invoke.texi (Blackfin Options): New section.
5587 * doc/md.texi (Blackfin family): New section to document constraints.
5588 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5590 2005-04-05 Olivier Hainque <hainque@adacore.com>
5592 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5593 match what the system unwinder expects.
5594 * config/mips/mips.c (mips_frame_set): If we're saving the return
5595 address register and the dwarf return address column number differs
5596 from the hard register number, adjust the note reg to refer to the
5599 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5601 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5602 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5603 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5604 (processor_type): New enum.
5605 (mn10300_processor): New variable.
5606 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5607 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5608 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5609 (PROCESSOR_DEFAULT): New macro.
5610 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5611 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5612 (mn10300_handle_option, mn10300_override_options): New functions.
5613 * config/mn10300/mn10300.opt: New file.
5615 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5616 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5618 PR tree-optimization/19903
5619 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5620 that don't fit in their type after conversion.
5622 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5625 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5626 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5627 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5628 flag here. Implement using define_insn_and_split.
5629 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5630 (frndintxf2_mask_pm_i387): New insn patterns.
5631 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5632 Do not set ix86_optimize_mode_switching flag.
5633 (ceilsf2, ceildf2, ceilxf2): Same.
5634 (btruncsf2, btruncdf2, btruncxf2): Same.
5635 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5637 2005-04-05 Ian Lance Taylor <ian@airs.com>
5640 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5641 i386_pe_record_external_function.
5642 (i386_pe_record_external_function): Update declaration.
5643 * config/i386/winnt.c (struct extern_list): Add decl field.
5644 (i386_pe_record_external_function): Add decl parameter.
5645 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5647 * config/i386/i386-protos.h (i386_pe_record_external_function):
5650 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5652 * config/m68k/m68k-protos.h: Add a prototype for
5653 valid_dbcc_comparison_p_2.
5654 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5655 extend_operator, const_uint32_operand, const_sint32_operand,
5656 general_src_operand, nonimmediate_src_operand,
5657 memory_src_operand, post_inc_operand, pre_dec_operand,
5658 pcrel_address): Move to predicates to predicates.md.
5659 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5660 * config/m68k/m68k.md: Include predicates.md.
5661 * config/m68k/predicates.md: New.
5663 2005-04-04 Roger Sayle <roger@eyesopen.com>
5665 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5667 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5669 2005-04-04 Ian Lance Taylor <ian@airs.com>
5671 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5673 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5674 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5675 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5676 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5677 * c-common.c (c_do_switch_warnings_1): New static function broken
5678 out of c_do_switch_warnings.
5679 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5680 (c_do_switch_expr_warnings): New function.
5681 * c-common.h (c_do_switch_expr_warnings): Declare.
5683 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5684 Daniel Jacobowitz <dan@codesourcery.com>
5686 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5688 * rtlanal.c (may_trap_p): Same.
5690 2005-04-04 Dale Johannesen <dalej@apple.com>
5692 * ChangeLog: remove reference to ChangeLog.12.
5694 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5696 CRIS epilogue as RTL.
5697 * config/cris/cris.md: Change all 0 in unspec 0 to
5699 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5700 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5702 ("return"): Change to define_expand. Call cris_expand_return for
5704 ("*return_expanded"): New pattern.
5705 ("epilogue"): New define_expand.
5706 * config/cris/cris.h (PREDICATE_CODES): Add
5707 cris_load_multiple_op.
5708 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5710 (enum cris_retinsn_type): New.
5711 (struct machine_function): New member return_type.
5712 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5713 (cris_target_asm_function_epilogue): Remove, moving RTLified
5715 (cris_expand_epilogue): New function.
5716 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5717 (cris_gen_movem_load, cris_load_multiple_op)
5718 (cris_return_address_on_stack_for_return, cris_expand_return): New
5720 (cris_target_asm_function_prologue)
5721 (cris_initial_frame_pointer_offset): Call
5722 cris_reg_saved_in_regsave_area instead of complicated expression.
5723 Call cris_return_address_on_stack instead of an expression.
5724 (cris_print_operand) <case 'o', case 'O'>: New cases.
5725 (cris_return_address_on_stack): Change return-type to bool.
5726 (cris_simple_epilogue): Ditto. Return false if registers are
5728 * config/cris/cris-protos.h (cris_simple_epilogue)
5729 (cris_return_address_on_stack): Adjust prototype return type.
5730 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5731 (cris_return_address_on_stack_for_return): New prototypes.
5733 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5735 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5736 gpr_or_int12_operand.
5738 * config/frv/frv-protos.h: Add a prototype to
5739 frv_legitimate_memory_operand and frv_const_unspec_p.
5740 (frv_unspec): Move from frv.c.
5741 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5742 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5743 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5744 gpr_or_fpr_operand, gpr_or_int12_operand,
5745 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5746 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5747 int6_operand, int5_operand, uint5_operand, uint4_operand,
5748 uint1_operand, int_2word_operand, uint16_operand,
5749 upper_int16_operand, integer_register_operand,
5750 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5751 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5752 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5753 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5754 move_destination_operand, movcc_fp_destination_operand,
5755 frv_function_symbol_referenced_p, move_source_operand,
5756 condexec_dest_operand, condexec_source_operand,
5757 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5758 const_unspec_operand, gpr_or_memory_operand,
5759 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5760 icc_operand, fcc_operand, cc_operand, icr_operand,
5761 fcr_operand, cr_operand, call_operand, sibcall_operand,
5762 symbolic_operand, relational_operator,
5763 integer_relational_operator, float_relational_operator,
5764 ccr_eqne_operator, minmax_operator,
5765 condexec_si_binary_operator, condexec_si_media_operator,
5766 condexec_si_divide_operator, condexec_si_unary_operator,
5767 condexec_sf_conv_operator, condexec_sf_add_operator,
5768 condexec_memory_operand, intop_compare_operator, acc_operand,
5769 even_acc_operand, quad_acc_operand, accg_operand: Move to
5771 * config/frv/frv.h (PREDICATE_CODES): Remove.
5772 * config/frv/frv.md: Include predicates.md.
5773 * config/frv/predicates.md: New.
5775 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5778 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5779 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5780 (add_standard_iv_candidates_for_size): New function, extracting code
5781 from add_standard_iv_candidates and parameterizing it by type size.
5782 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5784 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5786 * system.h (GCOV_SIZE_TYPE): Unposion.
5787 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5788 (GCOV_TYPE_SIZE): ...this new macro.
5789 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5790 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5791 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5792 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5793 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5794 instead of unsigned_intSI_type_node.
5795 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5796 (rtl_gen_one_value_profiler_no_edge_manipulation)
5797 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5798 * value-prof.c: Include coverage.h.
5800 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5801 Diego Novillo <dnovillo@redhat.com>
5803 Fix PR tree-optimization/20703
5804 Fix PR tree-optimization/20725
5806 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5807 (create_expression_by_pieces): Ditto.
5808 (valid_in_set): Ditto. Also handle tcc_declaration.
5809 (find_or_generate_expression): Handle comparison class.
5810 (insert_into_preds_of_block): Ditto.
5811 (insert_aux): Ditto.
5812 (create_value_expr_from): Handle comparison class, recursively
5813 handle reference nodes.
5814 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5815 (execute_pre): Fix spacing.
5816 (do_fre): Renamed to execute_fre.
5818 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5820 * doc/invoke.texi (SPARC options): Document that
5821 -mlittle-endian is not supported on Linux either.
5823 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5827 * config.gcc (Obsolete configurations): Remove
5828 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5829 (sparclite-*-coff*): Delete.
5830 (sparclite-*-elf*): Likewise.
5831 (sparc86x-*-elf*): Likewise.
5832 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5833 * config/sparc/lite.h: Delete.
5834 * config/sparc/litecoff.h: Likewise.
5835 * config/sparc/liteelf.h: Likewise.
5836 * config/sparc/sp86x-elf.h: Likewise.
5837 * config/sparc/t-sparclite: Likewise.
5838 * config/sparc/t-sp86x: Likewise.
5840 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5842 * config/s390/s390-protos.h: (s390_comparison,
5843 s390_alc_comparison, s390_slb_comparison, const0_operand,
5844 consttable_operand, larl_operand, s_operand,
5845 shift_count_operand, bras_sym_operand, load_multiple_operation,
5846 store_multiple_operation, s390_plus_operand): Remove prototypes.
5847 (s390_legitimate_address_without_index_p): New prototype.
5848 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5850 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5851 const0_operand, consttable_operand, larl_operand, s_operand,
5852 shift_count_operand, bras_sym_operand, load_multiple_operation,
5853 store_multiple_operation, s390_plus_operand): Move to
5855 (check_mode): Remove.
5856 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5858 (s390_legitimate_address_without_index_p): New.
5859 * config/s390/s390.h (PREDICATE_CODES): Remove.
5860 * config/s390/s390.md: Include predicates.md.
5861 * config/s390/predicates.md: New.
5863 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5866 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5867 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5868 (NEED_INDICATE_EXEC_STACK): Define to 1.
5869 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5870 (NEED_INDICATE_EXEC_STACK): Define to 1.
5871 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5872 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5873 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5874 (pic_helper_emitted_p): New global.
5875 (emit_pic_helper): New function extracted from...
5876 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5877 Do not call emit_pic_helper if delay_pic_helper is true.
5878 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5879 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5880 (sparc_file_end): New function.
5882 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5884 * config/mcore/mcore-protos.h: Remove the prototypes for
5885 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5886 mcore_general_movdst_operand, mcore_reload_operand,
5887 mcore_arith_J_operand, mcore_arith_K_operand,
5888 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5889 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5890 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5891 mcore_literal_K_operand, mcore_addsub_operand,
5892 mcore_compare_operand, mcore_load_multiple_operation,
5893 mcore_store_multiple_operation, mcore_call_address_operand.
5894 Add a prototype for const_ok_for_mcore.
5895 * config/mcore/mcore.c (mcore_call_address_operand,
5896 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5897 mcore_arith_reg_operand, mcore_reload_operand,
5898 mcore_arith_J_operand, mcore_arith_K_operand,
5899 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5900 mcore_arith_M_operand, mcore_arith_imm_operand,
5901 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5902 mcore_literal_K_operand, mcore_addsub_operand,
5903 mcore_compare_operand, mcore_load_multiple_operation,
5904 mcore_store_multiple_operation): Move to predicates.md.
5905 (const_ok_for_mcore): Export.
5906 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5907 * config/mcore/mcore.md: Include predicates.md.
5908 * config/mcore/predicates.md: New.
5910 * config/mcore/predicates.md: Fix a comment typo.
5912 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5913 Adrian Straetling <straetling@de.ibm.com>
5915 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5916 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5917 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5919 ("imul"): Removed from "type" attribute.
5920 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5921 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5922 Changed type to imulsi.
5923 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5925 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5927 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5928 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5929 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5930 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5931 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5932 (TARGET_SWITCHES, mcore_stack_increment_string)
5933 (TARGET_OPTIONS): Delete.
5934 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5935 than *_BIT constants.
5936 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5937 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5938 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5939 (mcore_override_options): Delete mcore_stack_increment code.
5940 Change use of M340_BIT to MASK_M340.
5941 * config/mcore/mcore.opt: New file.
5943 2005-04-04 Ian Lance Taylor <ian@airs.com>
5945 * config/arm/arm.c (replace_symbols_in_block): Remove static
5948 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5950 * config/fr30/fr30-protos.h: Remove the prototypes for
5951 stack_add_operand, add_immediate_operand,
5952 high_register_operand, low_register_operand, call_operand,
5953 di_operand, and nonimmediate_di_operand.
5954 * config/fr30/fr30.c (stack_add_operand,
5955 add_immediate_operand, high_register_operand,
5956 low_register_operand, call_operand, di_operand,
5957 nonimmediate_di_operand): Move to predicates.md.
5958 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5959 * config/fr30/fr30.md: Include predicates.md.
5960 * config/fr30/predicates.md: New.
5962 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5963 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5964 mcore_call_address_operand.
5966 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5967 general_movsrc_operand.
5969 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5971 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5974 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5977 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5980 2005-04-04 Richard Henderson <rth@redhat.com>
5981 Jakub Jelinek <jakub@redhat.com>
5983 PR rtl-optimization/16104
5984 * fold-const.c (fold_unary): Fix folding of vector conversions.
5986 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5988 * config.gcc (xstormy16-*-elf): Set extra_options.
5989 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5990 * config/stormy16/stormy16.opt: New file.
5992 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5994 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5995 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5996 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5997 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5998 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5999 (TARGET_UNIX_ASM): Delete.
6000 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
6001 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
6002 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
6003 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6004 * config/pdp11/pdp11.opt: New file.
6006 2005-04-03 Roger Sayle <roger@eyesopen.com>
6007 Alexandre Oliva <aoliva@redhat.com>
6010 * fold-const.c (non_lvalue): Split tests into...
6011 (maybe_lvalue_p): New function.
6012 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
6013 C++ front-end prior to lowering into gimple form.
6015 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6017 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
6018 BUILT_IN_STRNCASECMP): New.
6019 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
6022 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
6025 * arm.md (addsi3_compare0_for_combiner): Delete.
6026 (addsi3_compare0_scratch_for_combiner): Delete.
6027 (cmpsi_neg_shiftsi): Delete.
6028 (compare_negsi_si): New pattern.
6029 (cmpsi_negshiftsi_si): New pattern.
6030 (negated_cbranchsi4): Restrict to equality_operator.
6032 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
6035 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
6037 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
6040 * doc/install.texi: Fix a typo.
6042 2005-04-03 Steven Bosscher <stevenb@suse.de>
6045 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
6046 a computed goto if the edge to the computed goto block has
6047 incoming abnormal edges. Clarify how the function works.
6049 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
6051 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
6052 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
6053 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
6054 hash_scan_set, reg_set_between_after_reload_p,
6055 reg_used_between_after_reload_p, get_avail_load_store_reg,
6056 eliminate_partially_redundant_load): Likewise.
6057 * postreload.c (reload_cse_simplify_set,
6058 reload_combine_note_use): Likewise.
6059 * predict.c (predict_insn, expected_value_to_br_prob,
6060 propagate_freq, expensive_function_p): Likewise.
6061 * print-rtl.c (print_rtx): Likewise.
6062 * profile.c (instrument_edges, instrument_values,
6063 compute_branch_probabilities, branch_prob, union_groups,
6064 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
6065 * protoize.c (in_system_include_dir, file_could_be_converted,
6066 file_normally_convertible, gen_aux_info_file, seek_to_line,
6067 do_cleaning): Likewise.
6068 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
6069 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
6070 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
6072 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6074 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
6075 * modulo-sched.c (undo_replace_buff_elem): New structure.
6076 (kernel_number_of_cycles, ps_unschedule_node,
6077 undo_generate_reg_moves,free_undo_replace_buff,
6078 undo_permute_partial_schedule, loop_single_full_bb_p,
6079 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
6080 build_loops_structure, get_sched_window): New.
6081 (generate_reg_moves): Return undo_replace_buff_elem and other
6083 (generate_prolog_epilog): Remove old loop versioning.
6084 (sms_schedule): Use loop information and loop_version.
6085 (sms_schedule_by_order): Split part of it to get_sched_window.
6086 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
6087 cfg_layout_finalize and free_dominance_info before/after SMS.
6089 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6091 * cfghooks.c (lv_flush_pending_stmts,
6092 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
6093 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
6094 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
6095 lv_add_condition_to_bb,
6096 lv_adjust_loop_header_phi, extract_cond_bb_edges,
6097 flush_pending_stmts): New in cfg_hooks structure.
6098 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
6099 extract_cond_bb_edges, lv_adjust_loop_header_phi,
6100 lv_add_condition_to_bb): New declarations.
6101 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
6103 (loop_version): Declare.
6104 * cfgloopmanip.c (cfghooks.h): Include.
6105 (duplicate_loop_to_header_edge): Change return type to bool.
6106 (loop_version, lv_adjust_loop_entry_edge): Move here.
6107 * cfgrtl.c (cfgloop.h): Include.
6108 (rtl_verify_flow_info_1): Fix.
6109 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
6110 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
6112 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
6113 tree_lv_add_condition_to_bb): New.
6114 (tree_cfg_hooks): Add new hooks to initialization.
6115 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
6116 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
6118 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
6120 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
6121 xstormy16_below100_or_register,
6122 xstormy16_splittable_below100_or_register, and
6123 nonimmediate_nonstack_operand.
6125 * config/stormy16/stormy16-protos.h: Remove the prototypes for
6126 xstormy16_ineqsi_operator, equality_operator,
6127 inequality_operator, shift_operator,
6128 xstormy16_below100_operand, xstormy16_below100_or_register,
6129 xstormy16_splittable_below100_or_register,
6130 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
6131 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
6132 equality_operator, inequality_operator,
6133 xstormy16_below100_operand, xstormy16_below100_or_register,
6134 xstormy16_splittable_below100_or_register,
6135 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
6136 nonimmediate_nonstack_operand, shift_operator): Move to
6138 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
6139 * config/stormy16/stormy16.md: Include predicates.md.
6140 * config/stormy16/predicates.md: New.
6142 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6144 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
6145 small_int, large_int, reg_or_0_operand, simple_memory_operand,
6146 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
6147 move_operand, power_of_2_operand): Move to predicates.md.
6148 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
6149 PREDICATE_CODE): Remove.
6150 * config/iq2000/iq2000.md: Include predicates.md.
6151 * config/iq2000/predicates.md: New.
6153 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
6155 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
6156 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
6157 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
6158 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
6159 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
6160 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
6161 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
6162 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6163 (TARGET_M68HC11): Delete.
6164 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
6165 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
6166 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
6167 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6168 (nb_soft_regs): Delete.
6169 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
6170 (m68hc11_override_options): Remove the code that caters for MASK_M6811
6171 and MASK_M6812 being set simultaneously. Change the code that sets
6172 the default m68hc11_soft_reg_count to use integers instead of strings.
6173 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
6174 m68hc11_soft_reg_count (which now has an int type) as the number
6176 * config/m68hc11/m68hc11.opt: New file.
6178 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6180 * config/fr30/fr30.h (PREDICATE_CODES): Remove
6181 fp_displacement_operand, sp_displacement_operand.
6183 * config/m68hc11/m68hc11-protos.h: Add a prototype for
6185 Remove the prototypes for tst_operand, cmp_operand,
6186 stack_register_operand, d_register_operand,
6187 hard_addr_reg_operand, splitable_operand,
6188 m68hc11_logical_operator, m68hc11_arith_operator,
6189 m68hc11_non_shift_operator, m68hc11_shift_operator,
6190 m68hc11_unary_operator, m68hc11_eq_compare_operator,
6191 non_push_operand, hard_reg_operand, and
6192 reg_or_some_mem_operand.
6193 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
6195 (tst_operand, cmp_operand, non_push_operand,
6196 splitable_operand, reg_or_some_mem_operand,
6197 stack_register_operand, d_register_operand,
6198 hard_addr_reg_operand, hard_reg_operand,
6199 m68hc11_eq_compare_operator, m68hc11_logical_operator,
6200 m68hc11_arith_operator, m68hc11_non_shift_operator,
6201 m68hc11_shift_operator, m68hc11_unary_operator): Move to
6203 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
6204 * config/m68hc11/m68hc11.md: Include predicates.md.
6205 * config/m68hc11/predicates.md: New.
6207 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6210 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
6211 change checked in along with 2005-03-03's patch for debug/20253.
6212 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
6213 (remap_decl): Insert type decl in map earlier.
6215 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6217 PR tree-optimization/20640
6218 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
6219 post-dominator if it has phi nodes.
6220 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
6221 before dead statements.
6223 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6226 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
6228 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6230 PR rtl-optimization/20290
6231 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
6232 in every iteration if the entry point is the exit test.
6234 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
6236 * config/cris/cris.md (attribute "length"): Define.
6238 2005-04-02 Geoffrey Keating <geoffk@apple.com>
6240 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
6241 (word_offset_memref_operand): New.
6242 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
6243 (indexed_or_indirect_operand): Delete.
6244 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
6245 (indexed_or_indirect_operand): Delete.
6247 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
6250 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
6253 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
6254 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
6256 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6258 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
6260 2005-04-01 Ian Lance Taylor <ian@airs.com>
6262 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
6263 (rus, prus): Remove static variables.
6264 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
6265 (process_command): Permit report_times and use_pipes together.
6267 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6269 * c-decl.c (validate_proto_after_old_defn): Look at
6270 TYPE_MAIN_VARIANT of argument types.
6272 2005-04-01 Paul Brook <paul@codesourcery.com>
6274 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
6275 (arm_output_function_epilogue): Allow call_via_SP.
6276 (thumb_call_via_reg, arm_file_end): Ditto.
6277 * config/arm/arm.h (struct machine_function): Include space for SP.
6278 (thumb_call_via_label): Update declaration.
6280 2005-04-01 Ian Lance Taylor <ian@airs.com>
6282 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
6283 doing a peephole optimization, once again put any notes in the
6286 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6288 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
6290 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6292 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
6293 (block_alloc, find_free_reg): Likewise.
6294 * loop-doloop.c (doloop_modify): Likewise.
6295 * loop-invariant.c (record_use): Likewise.
6296 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
6297 get_iv_value, canon_condition, eliminate_implied_condition,
6298 eliminate_implied_condition, simplify_using_initial_values,
6299 shorten_into_mode, canonicalize_iv_subregs,
6300 iv_number_of_iterations): Likewise.
6301 * loop-unroll.c (expand_var_during_unrolling): Likewise.
6302 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
6303 unswitch_loop): Likewise.
6304 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
6305 move_movables, replace_call_address, find_and_verify_loops,
6306 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
6307 record_giv, final_giv_value, general_induction_var,
6308 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
6309 loop_giv_dump): Likewise.
6311 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
6312 GCOV_CHECK_WRITING): Remove.
6313 (gcov_position, gcov_rewrite): Use gcc_assert.
6314 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
6315 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
6316 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
6319 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6321 * tree-inline.c: Fix a typo.
6323 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6325 * configure.ac (enable-checking): Explicitly set all variables for
6326 collective switch values. Alphabetize variables. Rename
6327 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
6329 * doc/install.texi (enable-checking): Update documentation.
6330 * configure: Rebuilt.
6332 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6334 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6337 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6339 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6340 Also reject cases where this pattern will cause load delay stalls
6341 unless optimizing for size and it will produce a shorter sequence.
6342 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6343 variants to avoid pre-adjusting the base when possible.
6345 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6347 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6348 the frame and argument pointers.
6349 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6350 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6351 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6352 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6353 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6354 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6356 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
6358 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6359 with entry for selectany attribute.
6360 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6362 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6363 (i386_pe_asm_named_section): Handle sections generated by
6364 selectany attribute.
6365 * doc/extend.texi (selectany): Document attribute.
6367 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
6368 Jan Hubicka <jh@suse.cz>
6370 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6371 to fix addresses involving EBP and ESP.
6372 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6373 for SUBREGed registers.
6374 (legitimate_address_p): Accept SUBREGed registers.
6376 2005-04-01 Jakub Jelinek <jakub@redhat.com>
6379 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6380 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6383 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6385 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6387 2005-04-01 James E Wilson <wilson@specifixinc.com>
6390 * dwarf2out.c (rtl_for_decl_init): New function.
6391 (rtl_for_decl_location): Extracted from here.
6392 (tree_add_const_value_attribute): Call rtl_for_decl_init and
6393 add_const_value_attribute. Delete initializer_constant_valid_p call.
6395 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6397 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6398 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6399 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6400 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6401 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6402 config/i386/i386.md, config/rs6000/predicates.md,
6403 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6404 config/s390/s390.c, config/stormy16/stormy16.c,
6405 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6408 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6411 * gimplify.c (gimplify_expr): Create a temporary for lvalue
6412 COND_EXPR and CALL_EXPR.
6414 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
6417 * genautomata.c (first_cycle_unit_presence): Check all alternative
6418 states for unit presence.
6420 * doc/md.texi: Remove remark about impossibility to query unit
6421 presence in non nondeterministic automaton state.
6423 * config/ia64/ia64.c (get_template): Change order of unit querying.
6425 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6427 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6430 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
6432 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6433 flag for edges outside any loops.
6435 2005-03-31 Janis Johnson <janis187@us.ibm.com>
6437 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6439 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6441 * tree-ssa-alias.c: Follow spelling conventions.
6442 * doc/tree-ssa.texi: Fix a typo.
6444 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6446 * postreload-gcse.c: Include target.h.
6447 (gcse_after_reload_main): Return early if we cannot modify jumps.
6448 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6450 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6452 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6453 expensive operations.
6455 2005-03-31 Ian Lance Taylor <ian@airs.com>
6457 * collect2.c (lderrout): New variable.
6458 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6459 if it is set, to stderr.
6460 (handler): Unlink lderrout if it is set.
6461 (dump_file): Add "to" parameter. Change all callers.
6462 (main): Initialize lderrout.
6463 (collect_execute): Add errname parameter. Change all callers.
6464 Rename redir parameter to outname. Never pass
6465 PEX_STDERR_TO_STDOUT to pex_run.
6466 * collect2.h (collect_execute, dump_file): Update declarations.
6467 * tlink.c (tlink_execute): Add errname parameter. Change all
6469 (do_tlink): Check lderrout as well as ldout.
6471 2005-03-31 Caroline Tice <ctice@apple.com>
6473 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6474 (bb-reorder.o): Add errors.h to list of requirements.
6475 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6476 profiledbootstrap flags.
6477 * bb-reorder.c (errors.h): Add new include.
6478 (struct bbro_basic_block_data_def): Add new field, in_trace.
6479 (add_unlikely_executed_notes): Remove function.
6480 (mark_bb_for_unlikely_executed_section): Remove function.
6481 (insert_section_boundary_note): New function.
6482 (verify_hot_cold_block_grouping): New function.
6483 (push_to_next_round_p): Remove variables and tests that push all
6484 cold blocks to last round.
6485 (find_traces): Remove code that added extra round of trace finding
6486 when doing partitioning.
6487 (find_traces_1_round) : Remove variable last_round; add code to
6488 update new struct field, in_trace; correct trace_length where it was
6489 incorrect before (after call to copy_bb); change code that pushed all
6490 cold blocks to last round. Instead verify that all blocks going into
6491 a trace belong in the same partition.
6492 (connect_traces): Modify to connect the traces in two passes, if the
6493 function contains both hot and cold blocks. The first pass connects
6494 all the traces for blocks in the partition that the first block in
6495 the function belongs to; the second pass connnects all the traces
6496 containing blocks that belong in the other partition.
6497 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6498 code that automatically put the first block in a function into the
6499 hot partition if the function had any hot blocks.
6500 (fix_crossing_unconditional_branches): Check number of succ edges
6501 before attempting to get one.
6502 (fix_edges_for_rarely_executed_code): Update comment describing
6504 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6505 remove call to add_unlikely_executed_notes; add call to
6506 verify_hot_cold_block_grouping.
6507 (duplicate_computed_gotos): Don't change computed goto if it's a
6509 (partition_hot_cold_basic_blocks): Update function comment.
6510 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6512 (try_forward_edges): Likewise.
6513 (merge_blocks_move_predecessor_nojumps): Likewise.
6514 (merge_blocks_move_successor_nojumps): Likewise.
6515 (merge_blocks_move): Likewise.
6516 (try_crossjump_bb): Likewise.
6517 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6518 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6519 notes to cold bb's; remove call to update_unlikely_executed_notes.
6520 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6521 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6522 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6523 function declaration.
6524 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6526 (rtl_can_merge_blocks): Remove redundancy from condition.
6527 (try_redirect_by_replacing_jump): Likewise.
6528 (force_nonfallthru_and_redirect): Remove code for adding
6529 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6530 (commit_one_edge_insertion): Likewise.
6531 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6532 * dbxout.c (FORCE_TEXT): Replace function_section with
6533 current_function_section.
6534 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6535 function, switch_text_section.
6536 (struct xcoff_debug): Likewise.
6537 (dbxout_function_end): Add code to put out label diffs for both
6538 hot and cold sections.
6539 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6540 for new debug_hooks funciton, switch_text_section..
6541 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6542 switch_text_section.
6543 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6544 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6545 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6546 dw_fde_switched_sections.
6547 (output_call_frame_info): Add test to see if function switches text
6548 sections in the middle; if so, use appropriate extra hot and cold
6549 section labels to compute size deltas for the hot and cold sections.
6550 (dwarf2out_begin_prologue): Add code to initialize new fields in
6552 (dwarf2out_switch_text_section): New function (invoked through
6553 debug_hook); updates new fields in dw_fde_struct appropriately and
6554 increments separate_line_info_table_in_use.
6555 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6556 dwarf2out_switch_text_section.
6557 (struct var_loc_node): Add new field, section_label.
6558 (output_aranges): Add code to check whether in hot or cold section and
6559 use the appropriate label in calculating deltas.
6560 (output_ranges): Likewise.
6561 (output_line_info): Add code to check which section we're in and
6562 use appropriate hot/cold label.
6563 (add_location_or_constant_value_attribute): Likewise.
6564 (gen_subprogam_die): Modify arange attributes to use correct labels.
6565 (dwarf2out_begin_block): Change call to function_section into call to
6566 current_function_section.
6567 (dwarf2out_end_block): Likewise.
6568 (dwarf2out_source_line): Likewise.
6569 (dwarf2out_var_location): Add code to check whether in hot or cold
6570 section and use the appropriate label.
6571 * except.c (output_function_exception_table): Change call to
6572 function_section into call to current_function_section.
6573 * final.c (profile_function): Likewise.
6574 (scan_ahead_for_unlikely_executed_note): Remove function.
6575 (final_scan_insn): Remove calls to
6576 scan_ahead_for_unlikely_executed_note, and related code for switching
6577 to cold section, except for the single time
6578 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6579 debug_hooks->switch_text_sections; replace appropriate calls to
6580 function_section with calls to current_function_section.
6581 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6582 test_bb to condition.
6583 (find_if_case_2): Likewise.
6584 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6585 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6586 * opts.c (decode_options): Change warning about hot/cold partitioning
6587 with exceptionss to inform (so as not to cause bootstrap failures);
6588 remove warning about partitioning with DWARF debug info.
6589 * output.h (current_function_section): Add new function decl.
6590 (insert_section_boundary_note): Likewise.
6591 (enum in_section): Move this declaration here from varasm.c.
6592 (unlikely_section_label): Likewise.
6593 (unlikely_text_section_name): Likewise.
6594 (last_text_section_name): New global variable.
6595 (last_text_section): Likewise.
6596 (hot_section_label): Likewise.
6597 (hot_section_end_label): Likewise.
6598 (cold_section_end_label): Likewise.
6599 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6600 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6601 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6602 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6603 insn from consideration.
6604 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6605 switch_text_section.
6606 * varasm.c (basic-block.h): Add new include.
6607 (unlikely_section_label_printed): Remove global variable.
6608 (unlikely_section_label): Make global variable not be static any more.
6609 (unlikely_text_section_name): Likewise.
6610 (hot_section_end_label): New global variable (not static)
6611 (first_function_block_is_cold): Likewise.
6612 (hot_section_label): Likewise.
6613 (cold_section_end_label): Likewise..
6614 (last_text_section): New global variable, not static.
6615 (last_text_section_name): New global variable, not static.
6616 (initialize_cold_section_name): New function.
6617 (enum in_section): Move declaration to output.h.
6618 (text_section): Update last_text_section.
6619 (unlikely_text_section): Replace code to determine cold section name
6620 with call to initialize_cold_section_name; Add code to update
6621 last_text_section; remove code for printing out label.
6622 (named_section_real): Add code to update last_text_section and
6623 last_text_section_name as appropriate.
6624 (function_section): Change test for 'unlikely' to depend on
6625 first_function_block_is_cold (moved old test to
6626 current_function_section).
6627 (current_function_section): New function.
6628 (assemble_start_function): Move code that frees
6629 unlikely_text_section_name; initialize hot_section_end_label;
6630 print hot and cold section labels at the start of the function;
6631 set first_function_block_is_cold, if appropriate; initialize l
6632 ast_text_section; add call to insert_section_boundary_note.
6633 (assemble_end_function): Add code to write out hot and cold section
6635 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6636 switch_text_section.
6637 * config/darwin.c (machopic_select_section): Replace incorrect
6638 function in base_funs; update reloc for cold sections if necessary.
6639 * config/darwin.h (SECTION_FUNCTION): Add code to update
6640 last_text_section if appropriate.
6641 (text_unlikely_section): Remove.
6642 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6643 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6644 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6645 partitioning for this architecture.
6647 2005-03-31 Olivier Hainque <hainque@adacore.com>
6649 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6650 defined and non-zero.
6652 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6655 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6658 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6661 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6662 label operand. Remove (use (unspec..)). Don't emit a label on
6664 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6665 generate inline label for load_toc_v4_PIC_1b.
6666 (rs6000_emit_load_toc_table): Likewise.
6668 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6670 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6671 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6673 2005-03-29 Devang Patel <dpatel@apple.com>
6675 * tree-sra.c (decide_block_copy): Disable scalarization of
6678 2005-03-30 Stuart Hastings <stuart@apple.com>
6679 Dale Johannesen <dalej@apple.com>
6681 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6682 * print-tree.c (print_node): Add case STATEMENT_LIST.
6684 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6686 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6687 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6688 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6689 is given with "powerpc64*" or "all", or when --with-cpu chooses
6692 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6695 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6696 gen_lexical_block_die.
6697 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6699 2005-03-31 Jan Hubicka <jh@suse.cz>
6701 2004-11-02 Jan Hubicka <jh@suse.cz>
6703 * cgraph.c (cgraph_varpool_node_name): New function.
6704 (dump_cgraph_varpool_node): New function.
6705 (dump_varpool): New function.
6706 * cgraphunit.c (cgraph_optimize): Dump varpool.
6708 2004-10-16 Jan Hubicka <jh@suse.cz>
6710 * cgraph.c (decide_is_variable_needed): New function.
6711 (cgraph_varpool_finalize_decl): Use it.
6712 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6714 * final.c (output_addr_const): Do not call mark_referenced.
6715 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6716 always go via cgraph.
6717 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6718 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6719 * tree-optimize.c (execute_inline): Mark functions called.
6720 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6722 2004-10-11 Jan Hubicka <jh@suse.cz>
6724 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6725 (cgraph_varpool_last_needed_node): New static variable.
6726 (enqueue_needed_varpool_node): Break out from ...; add items to the
6727 end of queue; update first pointers.
6728 (cgraph_varpool_mark_needed_node): ... here.
6729 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6730 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6731 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6732 (cgraph_varpool_first_unanalyzed_node): Declare.
6733 * cgraphunit.c: Include output.h.
6734 (cgraph_varpool_analyze_pending_decls): New function.
6735 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6736 for errors, analyze pending decls.
6737 (cgraph_finalize_compilation_unit): Only analyze decls.
6738 (cgraph_optimize): Assemble the decls after expanding.
6740 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6742 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6743 subvars get marked properly in tags for grouping.
6744 (add_pointed_to_var): Mark only actual pointed to
6745 variables/subvars in addresses needed.
6746 (create_overlap_variables_for): Clear call clobbered on original
6748 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6749 addresable vars with subvars into list.
6750 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6753 2005-03-30 Richard Henderson <rth@redhat.com>
6755 * cgraph.h (struct cgraph_node): Add alias.
6756 * varasm.c (assemble_alias): Set it.
6757 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6758 avoid calling cgraph_expand_function.
6760 2005-03-30 Tom Tromey <tromey@redhat.com>
6762 * tree.def (FILE_TYPE): Removed.
6763 * typeclass.h (enum type_class): Removed file_type_class.
6764 * dwarf2out.c (is_base_type): Updated.
6765 (gen_type_die): Likewise.
6766 * dbxout.c (dbxout_type): Updated.
6767 * builtins.c (type_to_class): Updated.
6768 * tree.c (type_contains_placeholder_1): Updated.
6769 * config/sparc/sparc.c (sparc_type_code): Updated.
6770 * config/ia64/ia64.c (hfa_element_mode): Updated.
6771 * expr.c (count_type_elements): Updated.
6772 * stor-layout.c (layout_type): Updated.
6773 * tree-inline.c (remap_type): Updated.
6774 * tree-pretty-print.c (dump_generic_node): Updated.
6776 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6778 * builtins.c (expand_builtin_powi): Fix mode of
6779 2nd argument to match int.
6780 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6781 2nd argument type to int.
6782 * libgcc2.c: Change prototype of __powi* functions to use
6785 2005-03-30 Dale Johannesen <dalej@apple.com>
6788 * calls.c (expand_call): Flush pending deferrals before
6791 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6795 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6796 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6797 c_label_context, label_context_stack): New.
6798 * c-decl.c (define_label): Check for jumps into statement
6799 expressions. Add label to list of defined labels.
6800 (start_function): Push context on label_context_stack.
6801 (finish_function): Pop context from label_context_stack.
6802 * c-typeck.c (label_context_stack): New.
6803 (c_finish_goto_label): Check for jumps into statement
6804 expressions. Add label to list of jumped to labels.
6805 (struct c_switch): Add blocked_stmt_expr.
6806 (c_start_case): Initialize it.
6807 (do_case): Check it.
6808 (c_finish_case): Verify !blocked_stmt_expr.
6809 (c_begin_stmt_expr): Push context on label_context_stack.
6810 Increment blocked_stmt_expr. Mark labels jumped to from outside
6812 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6813 defined in the statement expression and no longer jumpable to.
6814 Mark labels jumped to from just outside the statement expression
6815 as again definable. Pop context from label_context_stack.
6816 * doc/extend.texi (Statement Exprs): Update.
6818 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6821 * c-decl.c (start_function): Check for old_decl being
6824 2005-03-30 Ian Lance Taylor <ian@airs.com>
6826 * final.c (final): Remove prescan parameter. Change all callers.
6827 (final_scan_insn): Remove prescan parameter. Change all callers.
6829 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6831 * tree-vectorizer.c: Fix comment typos.
6833 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6835 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6836 as soon as a chrec_dont_know is detected.
6838 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6840 Merge from csl-arm-branch.
6841 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6843 * tlink.c (recompile_files): Do not assume that "rename" can
6844 overwrite an existing file.
6846 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6848 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6849 * gcc/configure: Regenerate.
6851 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6853 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6855 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6857 * calls.c (struct arg_data): Update "partial" comment.
6858 (load_register_parameters): Update "nregs" comment.
6860 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6862 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6863 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6864 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6865 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6866 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6867 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6868 than target_flags & 0.
6869 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6870 (iq2000_arch, iq2000_parse_cpu): Delete.
6871 (TARGET_HANDLE_OPTION): Override default.
6872 (iq2000_handle_option): New function.
6873 (override_options): Remove -march= and -mcpu= handling.
6874 * config/iq2000/iq2000.opt: New file.
6876 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6878 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6879 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6880 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6881 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6882 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6883 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6884 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6885 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6886 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6887 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6888 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6889 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6890 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6891 (TARGET_OPTIONS): Delete.
6892 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6893 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6894 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6895 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6896 (c4x_cpu_version_string): Delete.
6897 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6898 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6899 equivalent -mcpu= option.
6900 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6901 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6902 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6903 or clearing the appropriate MASK_* bit.
6904 (c4x_file_start): Use c4x_cpu_version.
6905 * config/c4x/c4x.opt: New file.
6907 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6909 * doc/options.texi: Document the new MaskExists flag.
6910 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6911 if the option has the MaskExists flag.
6913 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6915 * opt-functions.awk (flag_set_p, test_flag): New functions.
6916 (switch_flags): Use them.
6917 * opth-gen.awk: Use flag_set_p to check for flags.
6918 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6920 2005-03-30 Ian Lance Taylor <ian@airs.com>
6922 * config.host (i[34567]86-*-mingw32*): Don't set
6923 host_can_use_collect2 to no.
6925 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6928 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6929 Remove convert_memory_address call duplicating that in memory_address.
6931 2005-03-29 Richard Henderson <rth@redhat.com>
6934 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6935 (build_compound_literal): Likewise. Propagate decl type into the
6937 (finish_decl): Likewise. Use new return value from complete_array_type
6938 for zero sized arrays.
6939 (complete_array_type): Move ...
6940 * c-common.c (complete_array_type): ... here. Change first argument
6941 to pointer-to-type-node. Consistently use sizetype for the index
6942 except for zero sized arrays. Detect zero sized arrays for pedantic
6943 mode diagnostics. Create a new type node instead of modifying the
6945 * c-tree.h (complete_array_type): Move decl ...
6946 * c-common.h (complete_array_type): ... here.
6948 2005-03-29 Richard Henderson <rth@redhat.com>
6951 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6953 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6955 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6956 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6957 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6958 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6960 2005-03-29 Eric Christopher <echristo@redhat.com>
6962 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6963 truthvalue conversion removal.
6965 2005-03-29 Ian Lance Taylor <ian@airs.com>
6968 * collect2.c: Never include <vfork.h>.
6969 (VFORK_STRING, vfork): Don't define.
6970 (pid): Remove global variable.
6971 (handler): Call raise instead of kill (getpid(), ...).
6972 (collect_wait): Add pex parameter. Change all callers. Use
6973 pex_get_status rather than pwait.
6974 (do_wait): Add pex parameter. Change all callers.
6975 (collect_execute): Return struct pex_obj * rather than void. Use
6976 pex routines rather than pexecute.
6977 (fork_execute): Get pex_obj from collect_execute, and pass it to
6979 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6980 Only declare quit_handler if SIGQUIT is defined.
6981 (scan_libraries): Likewise.
6982 * collect2.h (collect_execute): Update declaration.
6983 (collect_wait): Update declaration.
6984 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6985 pass it to collect_wait.
6987 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6990 * c-parser.c (c_parser_compound_statement_nostart): Give error
6991 message for EOF instead of just setting parser->error.
6993 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6995 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6996 (slpeel_update_phi_nodes_for_guard1): New function.
6997 (slpeel_update_phi_nodes_for_guard2): New function.
6998 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6999 of slpeel_update_phi_nodes_for_guard.
7000 (vectorize_loops): Remove call to loop_closed_rewrite.
7001 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
7004 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
7006 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
7007 (TARGET_LITTLE_ENDIAN): New macro.
7008 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
7009 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
7010 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
7011 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
7012 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
7013 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
7014 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
7015 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
7016 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
7017 (TARGET_OPTIONS): Delete.
7018 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
7019 (CACHE_FLUSH_TRAP): Turn into an integer.
7020 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
7021 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
7022 -mflush-trap is in use.
7023 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
7024 (m32r_cache_flush_trap_string): Delete.
7025 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
7026 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
7027 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
7028 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7029 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
7030 -mmodel= and -msdata= handling from...
7031 (m32r_init): ...here.
7032 * config/m32r/m32r.opt: New file.
7034 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
7036 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
7037 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
7038 * tree-vect-analyze.c (vect_object_analysis): additional parm
7039 pass back a "struct ptr_info_def *" with the points-to info.
7040 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
7041 statement using info returned from vect_object_analysis.
7042 * tree-vect-transform.c (update_vuses_to_preheader): New function.
7043 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
7044 for virtual uses and defs when creating a replacement vector
7045 reference. Call duplicate_ssa_name_ptr_info to define points-to
7046 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
7047 (vectorizable_store): copy_virtual_operands and update
7048 definition statements.
7049 (vectorizable_load): copy_virtual_operands. Remove call to
7050 mark_call_clobbered_vars_to_rename for call to "const" builtin.
7051 * tree-vectorizer.c (vectorize_loops): Remove calls to
7052 rewrite_into_ssa and bitmap_clear (vars_to_rename).
7053 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
7054 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
7055 define macro STMT_VINFO_PTR_INFO for use in accessing.
7056 * tree.h add export of duplicate_ssa_name_ptr_info.
7057 * rs6000.c (altivec_init_builtins): Declare builtin function
7058 __builtin_altivec_mask_for_load to be "const".
7060 2005-03-29 Jakub Jelinek <jakub@redhat.com>
7063 * cgraph.h (struct cgraph_varpool_node): Add alias field.
7064 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
7065 assemble_variable on aliases.
7066 * varasm.c (assemble_alias): Set node->alias.
7067 * toplev.c (wrapup_global_declarations): Don't call
7068 rest_of_decl_compilation on aliases again.
7070 2005-03-29 Paul Brook <paul@codesourcery.com>
7072 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
7073 * config/arm/arm.c (arm_dbx_register_number): New function.
7074 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
7076 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
7079 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
7080 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
7082 2005-03-29 Dale Johannesen <dalej@apple.com>
7084 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
7085 $(TREE_H) and $(COVERAGE_H).
7086 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
7087 * opts.c (common_handle_option): Enable tree-based value transforms.
7088 * toplev.c (process_options): Ditto.
7089 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
7090 refers to references to this type.
7091 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
7092 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
7093 for may_be_more, may_be_less.
7094 (rtl_gen_pow2_profiler): Adjust.
7095 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
7096 (rtl_gen_one_value_profiler): Adjust.
7097 (rtl_gen_const_delta_profiler): Adjust.
7098 * tree-profile.c (tree_gen_interval_profiler): Implement.
7099 (tree_gen_pow2_profiler): Ditto.
7100 (tree_gen_one_value_profiler): Ditto.
7101 (tree_profiling): New.
7102 (pass_tree_profile): Reference it.
7103 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
7105 (insn_divmod_values_to_profile): Rename to
7106 rtl_divmod_values_to_profile. Adjust.
7107 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
7108 (insn_prefetch_values_to_profile): Adjust.
7109 (rtl_value_profile_transformations): Adjust.
7110 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
7111 (gen_mod_pow2): Rename to rtl_mod_pow2.
7112 (gen_mod_subtract): Rename to rtl_mod_subtract.
7113 (divmod_fixed_value_transform): Rename to
7114 rtl_divmod_fixed_value_transform.
7115 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
7116 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
7117 (rtl_find_values_to_profile): Adjust.
7118 (tree_value_profile_transformations): Implement.
7119 (tree_divmod_values_to_profile): New.
7120 (tree_values_to_profile): New.
7121 (tree_divmod_fixed_value): New.
7122 (tree_mod_pow2): New.
7123 (tree_mod_subtract): New.
7124 (tree_divmod_fixed_value_transform): New.
7125 (tree_mod_pow2_value_transform): New.
7126 (tree_mod_subtract_transform): New.
7127 (tree_find_values_to_profile): Implement.
7128 * profile.c (instrument_values): Free histograms.
7129 (compute_value_histograms): Adjust. Implement tree version.
7131 2005-03-29 Uros Bizjak <uros@kss-loka.si>
7133 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
7134 * config/i386/i386.c (output_fix_trunc): Add new round_mode
7135 variable. Output "fldcw" depending on round_mode.
7136 * config/i386/i386.md (UNSPEC_FIST): New.
7137 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
7138 New isns patterns to implement lrint and llrint built-ins as x87
7140 (fistdi2, fist<mode>2 splitters): New splitters.
7141 (lrint<mode>2): New expanders.
7143 2005-03-28 Ian Lance Taylor <ian@airs.com>
7145 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
7146 0 when calling final_scan_insn.
7148 2005-03-28 Jan Hubicka <jh@suse.cz>
7151 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
7154 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
7155 types where possible.
7157 2005-03-26 Per Bothner <per@bothner.com>
7159 Make -f[no-]show-column also control non-cpp diagnostics.
7160 * c.opt (fshow-column): Move option from here ...
7161 * common.opt (fshow-column): ... to here.
7162 * diagnostic.c (diagnostic_build_prefix): Only print column number
7163 if flag_show_column.
7165 2005-03-27 Steven Bosscher <stevenb@suse.de>
7167 * vax-protos.h (vax_output_int_move, vax_output_int_add,
7168 vax_output_conditional_branch): New prototypes.
7169 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
7170 extracted from vax.md mov and add patterns.
7171 (vax_output_conditional_branch): New function to output conditional
7172 branch instructions.
7173 * vax.md: Use mode macros for arithmetic and mov patterns.
7174 Use code macros for the jump patterns.
7176 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7178 * Makefile.in (libbackend.o): Depend on version files;
7179 add custom generation command.
7181 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7184 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
7185 sure that we have a REG before getting its REGNO.
7187 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7189 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
7190 * builtins.def (BUILT_IN_STRNDUP): New.
7192 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
7194 PR tree-optimization/20470
7195 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
7198 2005-03-25 Mike Stump <mrs@apple.com>
7200 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
7203 2005-03-25 Geoffrey Keating <geoffk@apple.com>
7205 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
7206 Use our own structure definitions.
7208 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
7209 (fix_truncdfsi2): Allow registers or memory as destination.
7210 When TARGET_PPC_GFXOPT, generate simplified pattern.
7211 (fix_truncdfsi2_internal): Use define_insn_and_split.
7212 (fix_truncdfsi2_internal_gfxopt): New.
7213 (fctiwz): Don't confuse register allocation by giving it no choices.
7215 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
7216 (EXTRA_MEMORY_CONSTRAINT): Likewise.
7217 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
7218 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
7220 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7222 * dominance.c (free_dominance_info): Speed up by freeing et
7223 data structures without maintaining other nodes.
7224 * et-forest.c (et_free_tree_force): New.
7225 * et-forest.h: Add a prototype for et_free_tree_force.
7227 * tree.c (get_set_constructor_bits,
7228 get_set_constructor_bytes): Remove.
7229 * tree.h: Remove the corresponding prototypes.
7231 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7234 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
7235 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
7236 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
7237 PRE_DEC, NEG and NOT.
7239 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7241 * fold-const.c: Convert uses of fold (build (...)) to
7244 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
7246 PR rtl-optimization/20249
7247 * cse.c (insert_regs): Do not record equivalence of registers in
7250 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
7252 * emit-rtl.c (reverse_comparison): Remove.
7253 * rtl.h: Remove the corresponding prototype.
7255 2005-03-24 James E Wilson <wilson@specifixinc.com>
7257 * doc/install.texi (--enable-altivec): Delete docs.
7259 2005-03-24 David Edelsohn <edelsohn@gnu.org>
7261 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
7262 SFmode and DFmode before reload when
7263 flag_unsafe_math_optimizations not enabled.
7265 2005-03-24 Geoffrey Keating <geoffk@apple.com>
7267 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
7269 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
7270 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
7272 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
7274 * configure.ac (enable-checking): Add 'runtime' option.
7275 * doc/install.texi (enable-checking): Document 'runtime' checking.
7276 * tsystem.h (gcc_assert, gcc_unreachable): Define.
7277 * config.in: Regenerated.
7278 * configure: Regenerated.
7280 2005-03-23 Uros Bizjak <uros@kss-loka.si>
7282 * optabs.h (enum optab_index): Remove OTI_llrint.
7283 (llrint_optab): Remove macro.
7284 * optabs.c (init_optabs): Remove llrint_optab initialization.
7285 * genopinit.c (optabs): Remove llrint_optab implementation.
7286 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
7289 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
7291 PR rtl-optimization/20532
7292 * simplify-rtx.c (simplify_binary_operation_1): Protect from
7293 overflow when adding coefficients for PLUS or MINUS.
7294 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
7297 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7299 * langhooks.h (truthvalue_conversion): Remove.
7300 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7301 LANG_HOOKS_TRUTHVALUE_CONVERSION.
7302 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
7303 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
7304 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
7306 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
7308 * params.def: Fix a typo.
7309 * config/mips/mips.c: Follow the spelling convensions.
7310 * doc/invoke.texi: Fix typos.
7312 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
7314 Fix PR tree-optimization/20601
7316 * tree-ssa-pre.c (insert_aux): Add missing condition to
7319 2005-03-23 Ian Lance Taylor <ian@airs.com>
7321 * final.c (final_scan_insn): Don't remove no-op instructions.
7322 * reload1.c (reload): Remove simple no-op instructions even when
7325 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
7327 PR tree-optimization/20501
7328 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7329 reporting that peeling for alignment is applied moved to...
7330 * (vect_analyze_data_refs_alignment): Here.
7332 2005-03-23 Ian Lance Taylor <ian@airs.com>
7334 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7336 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7338 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7339 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7341 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
7343 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7344 imply that this is called once, independent of asms in code.
7345 Adjust to now being pased output and input lists. Mention helper
7346 function decl_overlaps_hard_reg_set_p.
7347 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7348 hook_tree_tree_identity and to take three trees, returning third.
7349 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7351 * stmt.c: include hard-reg-set.h before tree.h.
7352 (decl_overlaps_hard_reg_set_p): New function, broken out from...
7353 (decl_conflicts_with_clobbers_p): Call
7354 decl_overlaps_hard_reg_set_p.
7355 (expand_asm_operands): Pass output and input lists in call to
7356 targetm.md_asm_clobbers.
7357 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7358 hook_tree_tree_tree_tree_3rd_identity.
7359 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7361 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7362 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7363 parameters, first two unused.
7364 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7365 parameters. Only add MOF to clobbers if there's no 'h' mentioned
7366 in constraint letters and MOF is not mentioned as a asm-declared
7367 register in neither of the input and output lists.
7369 2005-03-23 DJ Delorie <dj@redhat.com>
7371 * optabs.c (expand_binop): Make sure the first subword's result
7374 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7376 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7377 Call c_common_truthvalue_conversion rather than
7378 lang_hooks.truthvalue_conversion.
7379 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7380 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7382 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7383 c_common_truthvalue_conversion.
7384 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7385 c_parser_conditional_expression, c_parser_binary_expression): Call
7386 c_objc_common_truthvalue_conversion.
7387 * c-typeck.c (build_unary_op): Call
7388 c_objc_common_truthvalue_conversion.
7389 (build_conditional_expr): Do not call
7390 lang_hooks.truthvalue_conversion.
7391 (build_binary_op): Call c_common_truthvalue_conversion.
7392 (c_objc_common_truthvalue_conversion): Moved from
7393 c-objc-common.c. Call default_function_array_conversion instead
7394 of default_conversion.
7396 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7398 * c-common.h (default_conversion): Remove.
7399 (perform_integral_promotions): Add.
7400 * c-tree.h (default_conversion): Add.
7401 * c-typeck.c (perform_integral_promotions): New, split out from
7403 * c-common.c (check_case_value): Use perform_integral_promotions,
7404 not default_conversion.
7405 (c_add_case_label): Don't continue processing case label after
7406 found to be pointer.
7408 2005-03-23 Mark Mitchell <mark@codesourcery.com>
7410 * gcc.c (do_spec_1): Do not add a -L path for a directory in
7411 the prefix list if we have already added a multilib directory
7413 (main): Do not add MD_EXEC_PREFIX to the list of directories to
7416 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7418 * reload1.c (indirect_symref_ok, reload_obstack): Make them
7420 * reload.h: Remove the prototype for indirect_symref_ok.
7422 * reload1.c (indirect_symref_ok): Make it global.
7423 * reload.h: Add a prototype for indirect_symref_ok.
7425 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
7427 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7430 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7432 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7434 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
7436 * c-opts.c (c_common_parse_file): Only start/end main source file
7437 if debug hooks says the writer wants it.
7438 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7440 (xcoff_debug_hooks): Ditto.
7441 * debug.c (do_nothing_hooks): Ditto.
7442 * debug.h (gcc_debug_hooks): Ditto.
7443 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7444 * sdbout.c (sdb_debug_hooks): Ditto.
7445 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7447 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7449 * doc/extend.texi: Deprecate C++ min/max operators.
7451 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7453 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7454 artificial original candidates.
7456 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7457 Jan Hubicka <jh@suse.cz>
7458 Steven Bosscher <stevenb@suse.de>
7460 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7461 call cost based on argument sizes.
7462 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7464 * params.def: (max-inline-inssn-single): Set to 450.
7465 (max-inline-insns-auto): Set to 90.
7466 (max-inline-insns-recursive): Set to 450
7467 (max-inline-insns-recursive-auto): Set to 450.
7468 (large-function-insns): Set to 2700.
7469 (inline-call-cost): New parameter.
7470 * tree-inline.c (estimate_move_cost): New function.
7471 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7472 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7474 * tree-inline.h (estimate_move_cost): Declare.
7475 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7476 (max-inline-insns-auto): Change default to 90.
7477 (max-inline-insns-recursive): Change default to 450
7478 (max-inline-insns-recursive-auto): Change default to 450.
7479 (large-function-insns): Change default to 2700.
7480 (inline-call-cost): Document new parameter.
7482 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7484 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7485 (TARGET_DEFAULT): Delete.
7486 * config/i860/i860.opt: New file.
7488 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7490 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7491 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7492 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7493 (frv_sched_lookahead): Delete.
7494 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7495 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7496 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7497 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7498 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7499 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7500 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7501 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7502 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7503 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7504 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7505 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7506 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7507 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7508 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7509 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7510 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7511 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7512 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7513 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7514 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7515 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7516 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7517 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7518 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7519 (frv_sched_lookahead): Delete.
7520 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7521 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7522 (frv_handle_option): New function. Move -mcpu= handling from...
7523 (frv_override_options): ...here. Remove handling of other
7525 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7526 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7527 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7528 and TARGET_NO_MULTI_CE.
7529 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7530 !TARGET_VLIW_BRANCH.
7531 * config/frv/frv.opt: New file.
7533 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7535 * fold-const.c (fold_ternary): Take decomposed arguments of
7537 (fold): Update a call to fold_ternary.
7539 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7540 * tree.h: Add corresponding prototypes.
7542 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7545 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7546 between jump table and its label.
7547 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7548 resp. ADDR_DIFF_VEC and the label preceeding it.
7549 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7550 is emitted in the right section.
7552 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7554 * fold-const.c (fold_unary, fold_binary): Update comments
7557 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7559 PR rtl-optimization/20527
7560 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7561 REG_INC note, test that the register also isn't mentioned in PRED
7564 2005-03-22 Ben Elliston <bje@au.ibm.com>
7566 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7569 2005-03-21 Mike Stump <mrs@apple.com>
7571 * varasm.c (default_assemble_visibility): Remove extra ().
7573 2005-03-21 Roger Sayle <roger@eyesopen.com>
7576 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7577 to determine whether a block can be duplicated, rather than test
7578 whether the block contains noncopyable insns ourselves.
7580 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7582 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7585 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7587 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7589 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7591 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7592 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7593 * config/fr30/fr30.opt: New file.
7595 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7597 Fix PR tree-optimization/20542
7599 * tree-flow-inline.h (overlap_subvar): Move to here.
7600 * tree-ssa-operands.c: From here.
7601 * tree-flow.h (overlap_subvar): Declare.
7602 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7603 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7604 for variables with subvars.
7606 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7609 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7610 * modulo-sched.c (const_iteration_count): Return on NULL
7612 (print_node_sched_params): Return on NULL dump_file.
7613 (generate_reg_moves): Handle reg-anti dependencies and disregard
7614 closing branch when generating register moves.
7615 (sms_schedule): Mark the SMSed block dirty.
7616 * passes.c (rest_of_handle_sms): Call update_life_info for all
7618 * testsuite/gcc.dg/20050321-1.c: New test.
7620 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7622 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7623 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7624 movqi_internal): Likewise.
7626 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7628 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7629 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7630 xtensa_b4const): Delete prototypes.
7631 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7632 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7633 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7634 xtensa_extra_constraint): New prototypes.
7635 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7636 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7637 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7638 move_operand, const_float_1_operand, fpmem_offset_operand,
7639 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7640 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7641 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7642 argument type to HOST_WIDE_INT.
7643 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7644 xtensa_mask_immediate): Likewise.
7645 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7646 Likewise. Also make these functions static.
7647 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7648 (xtensa_const_ok_for_letter_p): New.
7649 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7650 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7651 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7652 move_operand, const_float_1_operand, fpmem_offset_operand,
7653 branch_operator, ubranch_operator, boolean_operator): Move to
7655 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7656 (xtensa_mem_offset): Change return type to bool.
7657 (xtensa_extra_constraint): New.
7658 (gen_int_relational): Update type of const_range_p function pointer.
7659 Use xtensa_b4const_or_zero.
7660 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7661 xtensa_const_ok_for_letter_p. Update comments.
7662 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7663 (PREDICATE_CODES): Delete.
7664 * config/xtensa/xtensa.md: Include predicates.md.
7665 * config/xtensa/predicates.md: New file.
7667 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7669 * config/v850/v850-protos.h: Remove the prototypes for
7670 reg_or_int9_operand, reg_or_const_operand,
7671 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7672 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7673 movsi_source_operand, power_of_two_operand,
7674 not_power_of_two_operand, special_symbolref_operand,
7675 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7676 register_is_ok_for_epilogue.
7677 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7678 reg_or_int9_operand, reg_or_const_operand,
7679 call_address_operand, special_symbolref_operand,
7680 movsi_source_operand, power_of_two_operand,
7681 not_power_of_two_operand, register_is_ok_for_epilogue,
7682 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7683 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7685 * config/v850/v850.h (PREDICATE_CODES): Remove.
7686 * config/v850/v850.md: Include predicates.md.
7687 * config/v850/predicates.md: New.
7689 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7691 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7692 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7693 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7694 (itoolsdir, itoolsdatadir): Move definition above new first use.
7695 (install-itoolsdirs): New rule.
7696 (install-mkheaders): Depend on install-itoolsdirs, not
7697 install-include-dir.
7699 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7701 * tree-into-ssa.c: Remove obsolete comments.
7703 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7705 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7706 unrolling if -fpeel-loops is specified, too.
7707 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7708 Remove superfluous check for flag_unroll_loops.
7710 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7712 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7713 (lrint_optab, llrint_optab): Define corresponding macros.
7714 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7715 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7716 pattern and llrint_optab using llrintdi2 patterns.
7717 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7718 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7719 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7720 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7721 flag_unsafe_math_optimizations is set.
7723 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7725 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7726 simplify_logical, if_then_else_cond, known_cond,
7727 simplify_comparison): Adjust calls to reverse_comparison.
7728 Don't use combine_reversed_comparison_code).
7729 (combine_reversed_comparison_code): Remove.
7730 (reversed_comparison): Using reversed_comparison_code, move it...
7731 * jump.c (reversed_comparison): ... here.
7732 * rtl.h (reversed_comparison): Add prototype.
7734 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7736 * builtins.c (fold_builtin): Take decomposed arguments of
7738 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7739 * gimplify.c (gimplify_call_expr): Likewise.
7740 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7741 * tree.h: Update the prototype of fold_builtin.
7743 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7745 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7746 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7747 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7748 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7749 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7751 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7753 * builtins.c (fold_builtin_1): Take decomposed arguments of
7755 (fold_builtin): Update a call to fold_builtin_1.
7757 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7760 * gcov.c (output_lines): Only output function block summary when
7761 outputting branch information.
7762 * doc/gcov.texi: Document format of preamble and additional block
7765 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7767 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7768 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7769 the defaults false if BITS_PER_UNIT != 8.
7770 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7771 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7772 than BITS_PER_UNIT != 8.
7773 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7774 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7775 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7777 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7778 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7780 2005-03-20 Roger Sayle <roger@eyesopen.com>
7783 * fold-const.c (fold_binary): Fix type mismatch between
7784 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7785 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7786 for non-truth-valued expressions.
7788 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7789 and FUNCTION_DECL in the main switch.
7790 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7791 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7792 we also need to convert their operands to match.
7793 <TRUTH_NOT_EXPR>: Likewise.
7795 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7797 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7798 diagnostic without checking whether an lvalue.
7799 * c-common.h (lvalue_p): Remove.
7800 (enum lvalue_use): Update comment.
7801 (lvalue_or_else): Replace by lvalue_error.
7802 * c-typeck.c (lvalue_p): Make static.
7803 (lvalue_or_else): New. Call lvalue_error.
7805 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7807 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7808 (function_arg_advance): Use rs6000_parm_start.
7809 (function_arg, rs6000_arg_partial_bytes): Likewise.
7811 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7813 * c-common.c (check_case_value): Adjust comment about stripping
7815 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7816 * c-typeck.c (default_conversion, convert_arguments,
7817 build_modify_expr, convert_for_assignment, store_init_value,
7818 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7819 manually. Remove inaccurate comments.
7821 2005-03-20 Roger Sayle <roger@eyesopen.com>
7822 Joseph S. Myers <joseph@codesourcery.com>
7824 * varasm.c (do_assemble_alias): Restore comment describing function.
7825 Annotate the target parameter as potentially unused.
7827 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7830 * config/avr/avr.c (avr_output_function_prologue): Do not use
7831 current_function_name() in a label, use a local label instead.
7833 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7835 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7836 flag_finite_math_only, not flag_unsafe_math_optimizations.
7838 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7840 * builtins.c (fold_builtin_1): Update a call to
7841 targetm.fold_builtin.
7842 * hooks.c (hook_tree_tree_bool_null): Rename to
7843 hook_tree_tree_tree_bool_null. Take one more argument of type
7845 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7846 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7847 hook_tree_tree_tree_bool_null.
7848 * target.h (gcc_target): Update the prototype of fold_builtin.
7849 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7850 arguments of CALL_EXPR.
7851 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7854 2005-03-20 Jan Hubicka <jh@suse.cz>
7856 * cgraph.h (cgraph_node): Add prev_clone pointer.
7857 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7858 (cgraph_clone_node): Produce doubly linked chain.
7860 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7862 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7863 get_nonnull_operand, handle_sentinel_attribute,
7864 check_function_arguments_recurse): Do not strip NOPS from
7866 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7868 * c-format.c (get_constant): Likewise.
7869 * c-parser.c (c_parser_postfix_expression): Likewise.
7870 * c-typeck.c (set_init_index): Likewise.
7871 (convert_arguments): Don't check for NOP_EXPR containing integer
7874 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7876 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7877 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7878 Take decomposed arguments of CALL_EXPR.
7879 (fold_builtin_1): Update calls to the functions mentioned
7882 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7884 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7885 width to have integer type.
7886 (build_enumerator): Require enumerator value to have integer type.
7888 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7890 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7893 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7895 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7896 std=iso9899:199x): Correct descriptions.
7898 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7900 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7903 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7905 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7907 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7908 fold_builtin_memcpy.
7910 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7911 arguments of CALL_EXPR.
7912 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7913 fold_builtin_found, fold_builtin_1): Update calls to
7914 fold_trunc_transparent_mathfn.
7916 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7919 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7920 function pointers on targets that require function pointer
7922 (fold_sign_changed_comparison): Likewise.
7924 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7926 * combine.c (try_combine): When changing the mode of a hard reg, make
7927 sure that doing so is valid.
7929 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7931 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7932 (TARGET_HANDLE_OPTION): Override default.
7933 (avr_handle_option): New function.
7934 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7935 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7936 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7937 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7938 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7939 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7940 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7941 (TARGET_OPTIONS): Delete.
7942 * config/avr/avr.opt: New file.
7944 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7946 * config/m32r/m32r-protos.h: Remove the prototypes for
7947 call_address_operand, symbolic_operand, seth_add3_operand,
7948 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7949 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7950 two_insn_const_operand, move_src_operand,
7951 move_double_src_operand, move_dest_operand,
7952 eqne_comparison_operator, signed_comparison_operator,
7953 large_insn_p, conditional_move_operand, carry_compare_operand,
7954 m32r_block_immediate_operand, extend_operand,
7955 reg_or_eq_int16_operand, int8_operand, and
7956 reg_or_zero_operand.
7957 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7958 seth_add3_operand, int8_operand, cmp_int16_operand,
7959 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7960 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7961 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7962 move_double_src_operand, move_dest_operand,
7963 eqne_comparison_operator, signed_comparison_operator,
7964 extend_operand, small_insn_p, large_insn_p,
7965 conditional_move_operand, carry_compare_operand,
7966 m32r_block_immediate_operand): Move to predicates.md.
7967 (MAX_MOVE_BYTES): Move to m32r.h.
7968 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7969 * config/m32r/m32r.md: Include predicates.md.
7970 * config/m32r/predicates.md: New.
7972 2005-03-18 James E Wilson <wilson@specifixinc.com>
7975 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7978 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7980 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7981 call_address_operand, const_8bit_operand.
7982 * config/mn10300/mn10300.c (call_address_operand,
7983 const_8bit_operand, const_1f_operand): Move to predicates.md.
7984 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7985 * config/mn10300/mn10300.md: Include predicates.md.
7986 * config/mn10300/predicates.md: New.
7988 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7990 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7991 declarations in diagnostics and %E for identifiers, not %s.
7993 2005-03-18 Jan Hubicka <jh@suse.cz>
7994 Dale Johannesen <dalej@apple.com>
7996 * basic-block.h (scale_bbs_frequencies_int,
7997 scale_bbs_frequencies_gcov_type): Declare.
7998 * cfg.c (RDIV): New macro.
7999 (update_bb_frequency_for_threading): Fix.
8000 * basic-block.h (scale_bbs_frequencies_int,
8001 scale_bbs_frequencies_gcov_type): New.
8002 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
8003 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
8004 scale_bbs_frequencies_int.
8005 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
8007 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8009 * config/m32r/m32r-protos.h: Remove the prototypes for
8010 call_address_operand, symbolic_operand, seth_add3_operand,
8011 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8012 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8013 two_insn_const_operand, move_src_operand,
8014 move_double_src_operand, move_dest_operand,
8015 eqne_comparison_operator, signed_comparison_operator,
8016 large_insn_p, conditional_move_operand, carry_compare_operand,
8017 m32r_block_immediate_operand, extend_operand,
8018 reg_or_eq_int16_operand, int8_operand, and
8019 reg_or_zero_operand.
8020 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8021 seth_add3_operand, int8_operand, cmp_int16_operand,
8022 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8023 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8024 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8025 move_double_src_operand, move_dest_operand,
8026 eqne_comparison_operator, signed_comparison_operator,
8027 extend_operand, small_insn_p, large_insn_p,
8028 conditional_move_operand, carry_compare_operand,
8029 m32r_block_immediate_operand): Move to predicates.md.
8030 (MAX_MOVE_BYTES): Move to m32r.h.
8031 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8032 * config/m32r/m32r.md: Include predicates.md.
8033 * config/m32r/predicates.md: New.
8035 * config/pa/pa-protos.h: Add prototypes for magic_milli and
8037 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
8038 symbolic_operand, symbolic_memory_operand,
8039 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
8040 indexed_memory_operand, move_dest_operand, move_src_operand,
8041 prefetch_cc_operand, prefetch_nocc_operand,
8042 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
8043 arith_operand, arith11_operand, pre_cint_operand,
8044 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
8045 ireg_operand, int5_operand, uint5_operand, int11_operand,
8046 uint32_operand, arith5_operand, and_operand, ior_operand,
8047 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
8048 pc_or_label_operand, div_operand, plus_xor_ior_operator,
8049 shadd_operand, movb_comparison_operator,
8050 cmpib_comparison_operator): Move to predicates.md.
8051 (magic_milli, shadd_constant_p): Make it extern.
8052 * config/pa/pa.h (PREDICATE_CODES): Remove.
8053 * config/pa/pa.md: Include predicates.md.
8054 * config/pa/predicates.md: New.
8056 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
8059 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8061 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
8062 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
8063 config/alpha/freebsd.h, config/alpha/linux.h,
8064 config/alpha/netbsd.h, config/alpha/osf5.h,
8065 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
8066 config/h8300/h8300-protos.h, config/h8300/h8300.c,
8067 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
8068 doc/cppopts.texi: Update copyright.
8070 2005-03-18 Jan Hubicka <jh@suse.cz>
8073 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
8075 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
8078 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8080 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
8083 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
8085 * combine.c (gen_binary): Remove.
8086 (known_cond, simplify_shift_const, find_split_point,
8087 combine_simplify_rtx, simplify_if_then_else, simplify_set,
8088 simplify_logical, expand_field_assignment, extract_left_shift,
8089 force_to_mode, if_then_else_cond, apply_distributive_law,
8090 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
8091 simplify_comparison, reversed_comparison): Replace with
8092 simplify_gen_binary, simplify_gen_relational or
8093 distribute_and_simplify_rtx.
8094 (distribute_and_simplify_rtx): New function.
8096 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
8097 Paolo Bonzini <gcc.gnu.org>
8099 * calls.c (setjmp_call_p, special_function_p): Update comments
8100 at the head of the functions.
8102 2005-03-18 Jan Hubicka <jh@suse.cz>
8104 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
8106 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
8107 function body should be released; do not proactively release function
8108 bodies in non-unit-at-a-time mode.
8110 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
8112 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
8113 mno-fp-ret-in-387 multilib variants.
8115 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
8117 * common.opt (m): Remove.
8118 * opts.c (handle_option): Pass 'm' options to set_target_switch if
8120 (common_handle_option): Remove OPT_m case.
8122 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8124 * builtins.c (fold_builtin_bitop): Take decomposed arguments
8126 (fold_builtin_1): Update a call to fold_builtin_bitop.
8128 * builtins.c (fold_builtin_signbit): Take decomposed arguments
8130 (fold_builtin_1): Update a call to fold_builtin_signbit.
8132 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
8134 PR tree-optimization/20474
8135 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
8136 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
8138 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8140 * config/h8300/h8300-protos.h: Remove prototypes for
8141 general_operand_src, general_operand_dst, single_one_operand,
8142 single_zero_operand, call_insn_operand,
8143 two_insn_adds_subs_operand, small_call_insn_operand,
8144 jump_address_operand, bit_operand, bit_memory_operand,
8145 stack_pointer_operand, const_int_gt_2_operand,
8146 const_int_ge_8_operand, const_int_qi_operand,
8147 const_int_hi_operand, incdec_operand, bit_operator,
8148 nshift_operator, eqne_operator, gtle_operator,
8149 gtuleu_operator, iorxor_operator.
8150 Add prototypes for h8sx_shift_type h8sx_classify_shift and
8151 h8300_ldm_stm_parallel.
8152 * config/h8300/h8300.c (h8sx_shift_type,): Move to
8154 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
8155 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
8156 (h8300_ldm_stm_parallel): Make it extern.
8157 (h8300_ldm_parallel, h8300_stm_parallel,
8158 h8300_return_parallel, general_operand_src,
8159 general_operand_dst, h8300_dst_operand, h8300_src_operand,
8160 nibble_operand, reg_or_nibble_operand, single_one_operand,
8161 single_zero_operand, call_insn_operand,
8162 two_insn_adds_subs_operand, small_call_insn_operand,
8163 jump_address_operand, bit_operand, bit_memory_operand,
8164 stack_pointer_operand, const_int_gt_2_operand,
8165 const_int_ge_8_operand, const_int_qi_operand,
8166 const_int_hi_operand, incdec_operand, eqne_operator,
8167 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
8168 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
8169 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
8170 nshift_operator): Move to predicates.md.
8171 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
8172 * config/h8300/h8300.md: Include predicates.md.
8173 * config/h8300/predicates.md: New.
8175 2005-03-17 Richard Henderson <rth@redhat.com>
8177 * config.gcc (ia64*-*-hpux*): Add extra_options.
8178 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
8179 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8180 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
8181 (ia64_tls_size_string, ia64_tune_string): Remove.
8182 (ia64_tune): Init to PROCESSOR_ITANIUM2.
8183 (TARGET_DEFAULT_TARGET_FLAGS): New.
8184 (TARGET_HANDLE_OPTION): New.
8185 (ia64_override_options): Move options parsing ...
8186 (ia64_handle_option): ... here. New.
8187 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
8188 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
8189 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
8190 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
8191 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
8192 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
8193 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
8194 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
8195 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
8196 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
8197 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
8198 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
8199 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
8200 TARGET_EARLY_STOP_BITS): Remove.
8201 (TARGET_ILP32): Default false.
8202 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
8203 (enum ia64_inline_type): New.
8204 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8205 * config/ia64/ia64.md: Update for new definitions of
8206 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
8207 * config/ia64/ia64.opt: New file.
8208 * config/ia64/ilp32.opt: New file.
8210 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
8213 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
8215 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8217 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
8218 instead of MASK_H8300S.
8219 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
8220 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
8221 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
8222 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
8223 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
8224 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
8225 TARGET_SWITCHES): Remove.
8226 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
8228 * config/h8300/h8300.opt: New.
8230 * config/alpha/alpha.opt, config/arc/arc.opt,
8231 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
8234 2005-03-17 Ian Lance Taylor <ian@airs.com>
8238 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
8240 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
8241 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
8242 (TARGET_HANDLE_OPTION): Override default.
8243 (arc_handle_option): New function.
8244 (arc_init): Remove code to set arch_cpu_string.
8245 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
8246 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
8247 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
8248 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
8249 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
8250 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
8251 (arc_rodata_string, TARGET_OPTIONS): Delete.
8252 * config/arc/arc.opt: New file.
8254 2005-03-17 Richard Henderson <rth@redhat.com>
8256 * doc/extend.texi (Weak Pragmas): New section.
8257 (attribute alias): Clarify that target must be in the same
8260 2005-03-17 Richard Henderson <rth@redhat.com>
8262 * config/alpha/alpha.opt: New file.
8263 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
8265 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
8266 alpha_fprm_string, alpha_fptm_string): Make static.
8267 (alpha_tls_size_string): Remove.
8268 (alpha_handle_option): New.
8269 (override_options): Update for alpha_cpu/alpha_tune split.
8270 (alpha_file_start): Likewise.
8271 (TARGET_DEFAULT_TARGET_FLAGS): New.
8272 (TARGET_HANDLE_OPTION): New.
8273 * config/alpha/alpha.h (alpha_tune): Declare.
8274 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
8275 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
8276 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
8277 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
8278 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
8279 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
8280 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
8281 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
8282 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
8283 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
8284 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
8285 (TARGET_DEFAULT): Remove MASK_FP.
8286 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
8287 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
8288 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
8289 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
8290 alpha_tls_size_string): Remove.
8291 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
8292 (attribute tune): Rename from attribute cpu.
8293 * config/alpha/ev4.md: Update to match.
8294 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
8295 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
8296 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
8297 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
8298 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
8299 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
8301 2005-03-16 James E. Wilson <wilson@specifixinc.com>
8303 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
8304 and return without creating new state if before_nops_num is nonzero.
8305 * config/ia64/ia64.md (first_insn): New attribute.
8306 (alloc): Set it to yes.
8308 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8310 * tree-vectorizer.c (new_vec_stmt_info): Initialize
8311 STMT_VINFO_SUBVARS to NULL.
8312 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8314 2005-03-16 Dale Johannesen <dalej@apple.com>
8316 * rtlanal.c (find_first_parameter_load): Rewrite to
8317 return actual first param load or the call if none,
8318 instead of first in block, when not all loads exist.
8320 2005-03-16 Roger Sayle <roger@eyesopen.com>
8322 * optabs.c (expand_copysign_absneg): Make static.
8323 * optabs.h (expand_copysign_absneg): Delete prototype.
8324 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8326 2005-03-16 Richard Henderson <rth@redhat.com>
8329 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8330 (alias_pairs): Rename from output_defs.
8331 (find_decl_and_mark_needed): Split out from assemble_alias.
8332 (do_assemble_alias): New.
8333 (assemble_output_def): Remove.
8334 (finish_aliases_1, finish_aliases_2): New.
8335 (process_pending_assemble_output_defs): Remove.
8336 (assemble_alias): Defer aliases for which we don't yet have a
8337 non-external decl for the target symbol.
8338 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8339 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8340 * toplev.c (compile_file): Use finish_aliases_2 instead of
8341 process_pending_assemble_output_defs.
8342 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8343 (process_pending_assemble_output_defs): Remove.
8345 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8347 Fix PR tree-optimization/20489
8349 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8350 for empty structures.
8352 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8354 Fix PR tree-optimization/20490
8356 * tree-ssa-pre.c (create_expression_by_pieces): Use
8357 force_gimple_operand on result of fold.
8359 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
8361 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8362 of closing parenthesis.
8364 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8366 * builtins.c (expand_movstr): Update a call to
8367 fold_builtin_strcpy.
8368 (expand_builtin_strncpy): Update a call to
8369 fold_builtin_strncpy.
8370 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8371 arguments of CALL_EXPR.
8372 (fold_builtin_1): Update calls to fold_builtin_strcpy and
8373 fold_builtin_strncpy.
8374 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8375 * tree.h: Update the prototypes of fold_builtin_strcpy and
8376 fold_builtin_strncpy.
8378 2005-03-16 Steven Bosscher <stevenb@suse.de>
8379 Dorit Naishlos <dorit@il.ibm.com>
8381 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8382 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8385 2005-03-16 Steven Bosscher <stevenb@suse.de>
8387 * tree-inline.c (walk_type_fields, walk_tree,
8388 walk_tree_without_duplicates): Move from here...
8389 * tree.c: ...to here.
8391 2005-03-15 Zack Weinberg <zack@codesourcery.com>
8393 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8394 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8395 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8396 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8397 (version): Define using $(BASEVER_c).
8398 (Makefile, config.status, build/gcov-iov.o): No longer depends on
8400 (version.o): Depend on version files; add custom generation command.
8401 (prefix.o): Define BASEVER on command line.
8402 (s-iov): Depend on version files; adjust command.
8403 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8405 (gcc-vers.texi): New rule.
8406 (doc/%.info, doc/%.dvi): Add -I . to command line.
8407 (doc/gccinstall.dvi): Likewise.
8408 (PACKAGE): Delete. All uses replaced with "gcc".
8409 * aclocal.m4: Do not include gcc-version.m4.
8410 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8411 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8412 Set is_release based on contents of DEV-PHASE.
8413 Set gcc_version based on contents of BASE-VER.
8414 Define WIN32_REGISTRY_KEY only if the user overrode the default.
8415 * config.in, configure: Regenerate.
8416 * gccbug.in: Determine version of GCC in use at runtime.
8417 * gcov-iov.c: Get version number and development phase from
8418 command line, not by including version.c.
8419 * intl.c: Replace all uses of PACKAGE with "gcc".
8420 * libada-mk.in: Delete unused "gcc_version" variable.
8421 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8422 * version.c: (VERSUFFIX): New hook for redistributors; adjust
8423 commentary to match.
8424 (version_string): Put together from pieces.
8425 * config/alpha/x-vms: Do not use $(gcc_version).
8426 * config/i386/t-nwld: Likewise.
8427 * doc/include/gcc-common.texi: Include gcc-vers.texi for
8428 version-GCC and DEVELOPMENT.
8430 2005-03-15 Roger Sayle <roger@eyesopen.com>
8432 PR tree-optimization/17454
8433 * tree.c (tree_size): Add case for TREE_BINFO.
8434 * fold-const.c (fold_checksum_tree): Only clear the overloaded
8435 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8437 2005-03-15 Roger Sayle <roger@eyesopen.com>
8439 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8440 op1 whilst expanding the signed widenening multiply variant.
8442 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8444 * toplev.c (display_target_options): Avoid unused variable warning if
8445 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8446 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8447 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8448 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8449 (mips_isa_info): New variable.
8450 (mips_parse_cpu): Remove the first argument and leave the caller
8452 (TARGET_HANDLE_OPTION): Override default.
8453 (mips_handle_option): New function. Move option validation code from...
8454 (override_options): ...here. Update calls to mips_parse_cpu.
8455 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8456 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8457 (SUBTARGET_TARGET_OPTIONS): Delete.
8458 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8459 (mno-flush-func, mtune=): New options.
8461 2005-03-15 Roger Sayle <roger@eyesopen.com>
8462 Richard Henderson <rth@redhat.com>
8464 * real.c (c4x_single_format, c4x_extended_format): Provide values
8465 for signbit_ro for c4x's single and extended floating point formats.
8466 * optabs.c (expand_copysign): Use the floating point format's
8467 signbit_ro for expanding via expand_copysign_absneg, and it's
8468 signbit_rw field for expanding via expand_copysign_bit.
8470 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8472 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8473 known_alignment_for_access_p.
8474 (known_alignment_for_access_p): New.
8475 (do_peeling_for_alignment): Field made int instead of bool and renamed
8476 to peeling_for_alignment.
8477 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8478 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8479 functionality used to be in vect_analyze_operations.
8480 (vect_analyze_operations): Code to determine vectorization factor was
8481 moved to vect_determine_vectorization_factor.
8482 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8483 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8485 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8486 be part of vect_analyze_operations).
8487 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8488 creating the guard condition, as the number of iterations may be
8490 (slpeel_tree_peel_loop_to_edge): Use new name of
8491 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8492 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8493 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8494 (vect_do_peeling_for_alignment): Use fold.
8495 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8497 (vect_update_inits_of_dr): Renamed to
8498 vect_update_init_of_dr.
8499 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8500 (vectorizable_store): Fix assertion to use == instead of =.
8502 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8504 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8505 call_used_regs for wCG registers.
8507 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8509 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8510 for non-offsettable memory references to cope with outstanding reload
8511 replacements, take 2.
8513 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8516 * config/i386/i386.h (x86_fisttp): New.
8517 (TARGET_FISTTP): New macro.
8518 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8519 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8520 instruction when fisttp flag is set.
8521 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8523 * config/i386/i386.md (type attribute): Add fisttp.
8524 (unit attribute): Set to i387 for fisttp type.
8525 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8526 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8528 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8529 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8531 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8532 patterns for TARGET_FISTTP. Enable patterns for
8533 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8534 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8535 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8536 implement fisttp x87 insn.
8537 (fix_trunc*_i387_fisttp splitters): New patterns.
8538 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8539 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8540 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8542 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8543 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8544 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8545 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8546 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8547 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8548 Disable patterns for TARGET_FISTTP.
8549 (fix_trunc*_i387 splitters): Implement usign mode macros.
8550 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8551 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8552 (fix_trunx*_sse peephole2s): Implement using mode macros.
8554 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8556 PR rtl-optimization/20291
8557 * combine.c (try_combine): If splitting fails, re-try with
8558 original combined pattern, i.e. before clobber stripping.
8560 2005-03-14 Eric Christopher <echristo@redhat.com>
8562 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8563 STACK_GROWS_DOWNWARD.
8565 2005-03-14 Roger Sayle <roger@eyesopen.com>
8567 * real.h (struct real_format): Split the signbit field into two
8568 two fields, signbit_ro and signbit_rw.
8569 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8570 mips_double_format, ieee_extended_motorola_format,
8571 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8572 ieee_extended_intel_128_format, ibm_extended_format,
8573 mips_extended_format, ieee_quad_format, mips_quad_format,
8574 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8575 i370_double_format, c4x_single_format, c4x_extended_format,
8576 real_internal_format): Update initializers for new field.
8577 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8578 real_format structure.
8579 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8580 field of the real_format structure.
8582 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8584 Fix PR tree-optimization/20458
8586 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8587 DECL_EXTERNAL on STRUCT_FIELD tags.
8588 (clear_call_clobbered): Ditto.
8589 * tree-ssa-operands.c (note_addressable): Make sure the original
8590 variable doesn't slip into the addressable list if we have
8592 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8595 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8597 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8598 (-fwide-exec-charset): Likewise.
8599 (-finput-charset): Likewise.
8600 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8601 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8602 * c.opt (Wnormalized): New.
8604 2005-03-14 Devang Patel <dpatel@apple.com>
8606 * doc/invoke.texi: Add reference to Visibility document.
8608 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8610 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8611 MASK_SPLIT_ADDRESSES.
8612 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8613 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8614 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8615 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8616 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8617 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8618 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8619 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8620 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8621 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8622 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8623 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8624 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8625 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8626 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8627 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8628 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8629 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8630 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8631 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8632 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8633 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8634 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8635 (TARGET_EXPLICIT_RELOCS): Delete.
8636 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8637 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8638 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8639 (override_options): Set MASK_LONG64 if -mint64 is given and no
8640 -mlongXX option is. Complain about -mint64 -mlong32.
8641 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8642 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8643 * config/mips/mips.opt: New file.
8645 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8647 * config.gcc (extra_options): New variable for listing option files.
8648 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8649 * configure.ac (extra_opt_files): New AC_SUBST variable.
8650 (tm_file_list, tm_include_list): Include options.h first.
8651 * configure: Regenerate.
8652 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8653 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8654 (s-options-h): New rule.
8655 (options.h): Depend on it.
8656 (TEXI_GCCINT_FILES): Add options.texi.
8657 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8658 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8659 * target.h (gcc_target): Add default_target_flags and handle_option.
8660 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8661 (TARGET_HANDLE_OPTION): New macros.
8662 (TARGET_INITIALIZER): Include them.
8663 * opt-functions.awk (opt_args, nth_arg): New functions.
8664 (switch_flags): Handle the "Target" flag.
8666 (var_name): Use opt_args and nth_arg.
8667 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8668 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8669 macros for the "Mask" and "InverseMask" options.
8670 * opts.h (cl_var_cond): New enum.
8671 (cl_option): Replace the "has_set_value" and "set_value" fields with
8672 "var_cond" and "var_value".
8673 (CL_TARGET): New macro.
8674 (option_enabled, print_filtered_help): Declare.
8675 (decode_options): Move definition.
8676 * opts.c (handle_option): Search for the original option before
8677 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8678 var_cond and var_value fields. Use targetm.handle_option to handle
8680 (decode_options): Set target_flags to targetm.default_target_flags.
8681 (print_filtered_help): Make global. Handle CL_TARGET.
8682 (option_enabled): New function.
8683 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8684 (display_target_options, set_target_switch, print_switch_values)
8685 (default_pch_valid_p): Guard uses of target_switches with
8686 #ifdef TARGET_SWITCHES. Also...
8687 (display_target_options): Display the CL_TARGET entries in cl_options.
8688 (set_target_option): Don't complain about the "" option when
8689 TARGET_SWITCHES is undefined.
8690 (print_switch_values): Use option_enabled.
8691 (default_pch_valid_p): Check cl_options[] when looking for something
8692 that has changed the value of target_flags.
8693 * c.opt: Remove documentation from top of file.
8694 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8695 * doc/sourecebuild.texi: Refer to the new options documentation
8696 instead of c.opt. Document machine-specific .opt files.
8697 * doc/tm.texi (target_flags): Say that this variable is declared
8699 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8700 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8702 * doc/options.texi: New file.
8704 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8707 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8710 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8713 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8714 temporary variable of pointer type if an lvalues is required.
8715 (gimplify_modify_expr_rhs): Request an rvalue from it.
8716 (gimplify_expr): Pass fallback on.
8718 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8720 * cfgbuild.c: Update comments.
8722 2005-03-14 Roger Sayle <roger@eyesopen.com>
8724 PR rtl-optimization/17236
8725 * optabs.c (expand_doubleword_mult): New helper function split out
8726 from expand_binop. Permute the order in which instructions are
8727 emitted to minimize the number of simultaneously live registers.
8728 (expand_binop): Call expand_doubleword_mult to synthesize a double
8729 word multiplication.
8731 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8733 * basic-block.h: Update the prototypes of cached_make_edge and
8735 * cfg.c (cached_make_edge): Take edge_cache representing one
8736 row of the adjacency matrix of edges.
8737 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8738 (make_edges): Initialize edge_cache to represent one row of
8739 the adjacency matrix of edges.
8741 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8743 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8745 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8746 Remove unused removed_phis variable.
8747 (conditional_replacement): Use build1/build2.
8748 (abs_replacement): Use last_and_only_stmt and build1/build2.
8750 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8752 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8753 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8754 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8755 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8756 * c-common.c (handle_novops_attribute): New function.
8757 (c_common_attribute_table): Add "no vops" entry.
8758 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8759 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8760 * tree-ssa-operands.c (get_call_expr_operands): Do not
8761 create virtual operands for calls with ECF_NOVOPS flag.
8762 * tree.h (DECL_IS_NOVOPS): New macro.
8763 (struct tree_decl): Add novops_flag.
8764 (ECF_NOVOPS): New constant.
8766 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8769 * config/i386/i386.c (x86_use_himode_fiop): New.
8770 (x86_use_simode_fiop): Rename from x86_use_fiop.
8771 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8772 (TARGET_USE_HIMODE_FIOP): New.
8773 (x86_use_simode_fiop): Rename from x86_use_fiop.
8774 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8776 * config/i386/i386.md (X87MODEI12): New mode macro define.
8777 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8778 to implement x87 FP compare with HImode input operands.
8779 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8780 Use X87MODEI12 mode macro to handle HImode input operands.
8781 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8782 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8783 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8784 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8785 macro to implement x87 operators with HImode input operands.
8786 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8789 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8791 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8793 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8794 constants invariant.
8796 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8798 * basic-block.h (BB_VISITED): Removed.
8799 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8801 2005-03-14 Falk Hueffner <falk@debian.org>
8804 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8806 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8808 * ggc-zone.c: Fix comment typos.
8810 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8811 stringpool.c, config/mips/mips-protos.h: Update copyright.
8813 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8815 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8816 throughout with its typedef, "rtx".
8817 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8818 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8819 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8820 regs in comment to match code.
8822 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8824 * except.c (check_handled): Make it static.
8825 * except.h: Remove the corresponding prototype.
8827 * function.c (get_func_frame_size): Make it static.
8828 * function.h: Remove the corresponding type.
8830 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8832 * hard-reg-set.h: Remove the corresponding declarations.
8834 * tree-cfg.c (verify_stmts): Check that
8835 bb_for_stmt (stmt) == bb for every PHI node and statement.
8837 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8839 * config.gcc: Remove excess indentation.
8840 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8842 2005-03-13 Roger Sayle <roger@eyesopen.com>
8845 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8846 * fold-const.c (fold_sign_changed_comparison): Likewise.
8847 (fold_binary): Optimize comparisons against widened operands if
8848 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8850 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8852 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8853 (sparc_override_options): Initialize it.
8854 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8856 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8858 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8859 (reg_or_none500mem_operand): New predicate.
8860 (zero_reg_mem_operand): New predicate.
8861 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8862 to reg_or_none500mem_operand.
8863 (extendsfdf2_fpr): Add MEM alternative.
8864 (extenddftf2_internal): Change operand2 predicate to
8865 zero_reg_mem_operand.
8867 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8869 * ggc-zone.c: Rewritten.
8871 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8873 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8874 * config.in: Regenerated.
8875 * configure: Regenerated.
8876 * gengtype.c (write_types_process_field, write_func_for_structure):
8877 Pass new argument to gt_pch_note_object.
8878 * ggc-common.c (struct ptr_data): Add TYPE.
8879 (gt_pch_note_object): Take TYPE argument and save it.
8880 (call_count): Update call to ggc_pch_count_object.
8881 (call_alloc): Update call to ggc_pch_alloc_object.
8882 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8884 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8885 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8886 (ggc_alloc_zone_stat): Delete.
8887 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8888 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8889 (ggc_pch_alloc_object): Update prototypes.
8890 (garbage_zone): Delete.
8891 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8892 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8894 (tree_id_zone): New variable.
8895 (ggc_alloc_cleared_zone): Remove unused.
8896 (ggc_alloc_zone): Define.
8897 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8898 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8899 ggc_alloc_zone_stat.
8900 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8901 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8902 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8903 (make_node_stat): Likewise. Use tree_id_zone.
8905 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8906 Joseph S. Myers <joseph@codesourcery.com>
8908 * configure.ac: Check for MIPS TLS.
8909 * configure: Regenerated.
8910 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8911 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8912 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8913 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8914 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8915 (mips_classify_symbol, mips_symbolic_constant_p)
8916 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8917 (mips_tls_operand_p, mips_call_tls_get_addr)
8918 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8919 (mips_tls_symbol_ref_1): New functions.
8920 (mips_legitimize_address, mips_legitimize_const_move): Call
8921 mips_legitimize_tls_address.
8922 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8924 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8925 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8926 (mips_char_to_class): Document V1_REG.
8927 (HAVE_AS_TLS): Provide default.
8928 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8930 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8932 (tls_get_tp_<mode>): New instruction.
8934 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8936 * configure.ac: Update checks for target tools.
8937 * configure: Regenerated.
8939 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8941 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8943 2005-03-13 Roger Sayle <roger@eyesopen.com>
8945 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8946 more classes of DImode multiplication by constant. Allow both
8947 multiplication by small negative constants (by performing a
8948 multiplication by a positive constant and negating the result) and
8949 multiplications by large powers of two, by using a left shift.
8951 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8953 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8954 of basic blocks into work_stack.
8956 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8957 config/mips/vr.h: Update copyright.
8959 * c-decl.c (c_init_decl_processing): Remove useless calls to
8960 build_function_type.
8962 * builtins.c (fold_trunc_transparent_mathfn,
8963 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8964 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8965 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8966 fold_builtin_strcpy, fold_builtin_strncpy,
8967 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8970 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8973 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8974 variable determinant.
8976 * tree-cfg.c (group_case_labels): Remove local variable type.
8978 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8981 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8984 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8987 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8988 (*movmemqi_insn): Delete.
8989 (*movmemhi): Delete.
8991 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8993 * builtins.c (fold_builtin_classify): Take decomposed
8994 arguments of CALL_EXPR.
8995 (fold_builtin_1): Update a call to fold_builtin_classify.
8997 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
9000 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
9001 through into call to parser_xref_tag after parse error.
9002 (c_parser_struct_declaration): Consistently return NULL_TREE on
9005 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
9007 * tree-flow-inline.h (ref_contains_array_ref): New function.
9008 (lookup_subvars_for_var): Ditto.
9009 (get_subvars_for_var): Ditto.
9010 (var_can_have_subvars): Ditto.
9012 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
9013 (struct subvar): New type.
9015 * tree-dfa.c (okay_component_ref_for_subvars): New function.
9017 * tree-optimize.c (init_tree_optimization_passes): Call
9018 pass_create_structure_vars.
9020 * tree-ssa-alias.c: Include vec.h.
9021 (init_alias_info): Don't auto-clear call clobbered on struct-field
9023 (compute_flow_insensitive_aliasing): Handle subvars.
9024 (group_aliases): Handle STRUCT_FIELD aliases.
9025 (setup_pointers_and_addressables): Ditto.
9026 Don't mark variables non-addressable if they still have
9027 addressable subvars.
9028 Also mark subvars addressable when the real variable is marked
9030 (add_pointed_to_var): Try to prune the pointed-to set by only
9031 pointing to subvars when possible.
9032 Otherwise, make sure we set addresses_needed and pt_vars to
9033 properly include subvars.
9034 (bitpos_of_field): New function.
9035 (push_fields_onto_fieldstack): Ditto.
9036 (get_or_create_used_part_for): Ditto.
9037 (create_overlap_variables_for): Ditto.
9038 (find_used_portions): Ditto.
9039 (create_structure_vars): Ditto.
9040 (pass_create_structure_vars): New structure.
9042 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
9043 (get_expr_operands): Handle subvars. Also try to turn
9044 COMPONENT_REF accesses into must-defs now that we can accurately
9046 (note_addressable): Try to only mark as addressable those subvars
9047 we know a COMPONENT_REF touches.
9048 (overlap_subvar): New function.
9050 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
9051 Handle subvar storing.
9052 (vect_address_analysis): Update caller of vect_object_analysis.
9054 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
9056 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
9057 (STMT_VINFO_SUBVARS): New macro.
9059 * common.opts: add flag_tree_salias.
9061 * opts.c (decode_options): flag_tree_salias defaults to on.
9063 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
9065 * doc/tree-ssa.texi: Document structural alias analysis.
9067 2005-03-12 Steven Bosscher <stevenb@suse.de>
9069 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
9070 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
9071 * tree-ssa-operands.c (get_expr_operands): Likewise.
9072 (get_expr_operands): Likewise for ERROR_MARK.
9074 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9076 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
9079 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
9082 * tree-ssa-pre.c (compute_avail): Remove local variable val.
9083 (mark_operand_necessary): Remove local variable ver.
9085 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
9086 variable prefix_len.
9088 * value-prof.c (mod_subtract_transform): Remove local variable
9091 * builtins.c (fold_builtin_exponent): Take decomposed
9092 arguments of CALL_EXPR.
9093 (fold_builtin_1): Update a call to fold_builtin_exponent.
9095 * builtins.c (fold_builtin_logarithm): Take decomposed
9096 arguments of CALL_EXPR.
9097 (fold_builtin_1): Update a call to fold_builtin_logarithm.
9099 * c-decl.c (c_init_decl_processing): Remove local variables
9100 ptr_ftype_void and ptr_ftype_ptr.
9102 * gimplify.c (gimplify_expr): Remove local variables r0 and
9105 * reg-stack.c (move_for_stack_reg): Remove local variable
9107 (compare_for_stack_reg): Remove local variable flags_user.
9108 (convert_regs_1): Remove local variable deleted.
9110 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
9112 (combine_blocks): Remove local variables exits and new_e.
9114 * tree-inline.c (expand_call_inline): Remove local variable
9117 * tree-ssa-live.c (create_ssa_var_map,
9118 calculate_live_on_entry): Remove local variable snn.
9120 2005-03-12 Geoffrey Keating <geoffk@apple.com>
9122 * c-lex.c (c_lex_with_flags): Add parameter to call to
9125 2005-03-11 Per Bothner <per@bothner.com>
9127 * c-tree.h (struct c_declarator): New id_loc field.
9128 * c-pragma.h (c_lex_with_flags): Take position reference.
9129 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
9130 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
9131 (c_lex): Pass dummy location to c_lex_with_flags.
9132 * c-parser.c (c_lex_one_token): Set c_token's location using
9133 c_lex_with_flags, instead of input_location, which might be "ahead".
9134 (c_parser_direct_declarator): Set declarator's id_loc from
9136 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
9137 declarator's id_loc, rather than probably-imprecise input_location.
9138 (build_id_declarator): Initialize c_declarator's id_loc field.
9140 2005-03-11 Roger Sayle <roger@eyesopen.com>
9143 * builtins.c (expand_builtin_signbit): Force the signbit's word
9144 into an integer register to avoid SUBREGs of floating point modes.
9146 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9148 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
9149 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
9150 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
9151 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
9153 2005-03-11 David Edelsohn <edelsohn@gnu.org>
9155 PR rtl-optimization/20306
9156 * expr.c (emit_move_complex): Set try_int false if mode is
9157 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
9158 emit_block_move if try_int is true.
9160 2005-03-11 Richard Henderson <rth@redhat.com>
9163 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
9164 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
9167 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9169 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
9170 (TARGET_FIX_VR4130): New macro.
9171 (TARGET_OPTIONS): Add -mfix-vr4130.
9172 (ISA_HAS_MACCHI): New macro.
9173 (ASM_SPEC): Add -mfix-vr4130.
9174 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
9175 (override_options): Handle mips_fix_vr4130_string.
9176 (mips_avoid_hazards): Clear all_noreorder_p
9177 if we're working around VR4130 errata and the macc alternatives
9179 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
9180 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
9181 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
9182 (MULTILIB_DEFAULTS): Remove leading "march=".
9183 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
9184 if no architecture option is given.
9185 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
9187 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
9188 * doc/invoke.texi: Document -mfix-vr4130.
9190 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9192 * config/mips/mips.c (override_options): Only warn about -mint64
9193 deprecation if TARGET_INT64.
9195 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9197 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
9198 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
9199 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
9200 are non-specific regarding the nonnull parameter positions.
9201 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
9202 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
9203 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
9204 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
9206 * builtins.def: Use the non-specific "nonnull" attibute lists.
9208 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9210 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9211 single_pred_edge, single_succ, single_pred): Improve comments.
9213 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9215 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9216 single_pred_edge, single_succ, single_pred): New inline functions.
9217 * bb-reorder.c (rotate_loop, find_traces_1_round,
9218 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
9219 duplicate_computed_gotos): Use the single_succ/pred functions.
9220 * cfganal.c (forwarder_block_p): Ditto.
9221 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
9222 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
9223 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
9224 merge_seq_blocks): Ditto.
9225 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
9226 * cfglayout.c (fixup_reorder_chain): Ditto.
9227 * cfgloop.c (mark_single_exit_loops, update_latch_info,
9228 canonicalize_loop_headers, verify_loop_structure): Ditto.
9229 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
9230 mfb_update_loops, create_preheader, force_single_succ_latches,
9231 create_loop_notes): Ditto.
9232 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
9233 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
9234 commit_one_edge_insertion, purge_dead_edges,
9235 cfg_layout_can_merge_blocks_p): Ditto.
9236 * except.c (sjlj_emit_function_enter): Ditto.
9237 * flow.c (init_propagate_block_info): Ditto.
9238 * function.c (thread_prologue_and_epilogue_insns): Ditto.
9239 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
9240 insert_insn_end_bb): Ditto.
9241 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
9242 find_if_case_2): Ditto.
9243 * lambda-code.c (perfect_nestify): Ditto.
9244 * lcm.c (optimize_mode_switching): Ditto.
9245 * loop-doloop.c (doloop_modify): Ditto.
9246 * loop-init.c (loop_optimizer_init): Ditto.
9247 * loop-iv.c (simplify_using_initial_values): Ditto.
9248 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9249 * loop-unswitch.c (unswitch_loop): Ditto.
9250 * modulo-sched.c (generate_prolog_epilog): Ditto.
9251 * predict.c (combine_predictions_for_insn, estimate_probability,
9252 tree_estimate_probability, last_basic_block_p,
9253 estimate_bb_frequencies): Ditto.
9254 * profile.c (branch_prob): Ditto.
9255 * regrename.c (copyprop_hardreg_forward): Ditto.
9256 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
9257 * tracer.c (layout_superblocks): Ditto.
9258 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
9259 cfg_remove_useless_stmts_bb, cleanup_control_flow,
9260 cleanup_control_expr_graph, disband_implicit_edges,
9261 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
9262 tree_verify_flow_info, tree_make_forwarder_block,
9263 tree_forwarder_block_p, remove_forwarder_block,
9264 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
9265 * tree-if-conv.c (tree_if_conversion): Ditto.
9266 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9267 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
9268 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
9269 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
9270 copy_loop_headers): Ditto.
9271 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
9272 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
9273 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
9274 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
9275 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
9276 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
9277 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
9278 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
9279 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
9280 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
9281 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
9282 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
9283 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9284 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
9285 slpeel_add_loop_guard): Ditto.
9287 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
9289 PR tree-optimization/15784
9290 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9293 * stmt.c (expand_case): Don't change index_type. Convert minval
9296 PR tree-optimization/20130
9297 * fold-const.c (fold): Fold x * -1 into -x.
9299 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
9301 PR rtl-optimization/20331
9302 * rtlanal.c (modified_between_p): Check its address first for MEM.
9303 (modified_in_p): Likewise.
9305 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
9307 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
9309 2005-03-10 Steven Bosscher <stevenb@suse.de>
9311 * expr.c (expand_expr_real_1): If possible, use a conditional
9312 move for expanding MIN_EXPR and MAX_EXPR.
9313 Use temp for moving around rtx-en.
9315 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
9318 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
9321 2005-03-10 Roger Sayle <roger@eyesopen.com>
9323 * builtins.c (expand_builtin_signbit): Extend to handle floating
9324 point modes wider than the largest integer type, using the
9325 operand_subword_force function to obtain the signbit's word.
9327 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9330 * combine.c (try_combine): If recog_for_combine added CLOBBERs
9331 to NEWI2PAT, fail to combine if they are used by NEWPAT.
9333 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
9335 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9337 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
9339 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9341 (perform_edge_inserts): Unconditionally call
9342 free_dominator_info.
9344 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9346 2005-03-10 Bob Wilson <bob.wilson@acm.org>
9348 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9350 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
9352 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9354 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9356 (rtl_register_value_prof_hooks,
9357 tree_value_profile_transformations,
9358 tree_register_value_prof_hooks): Likewise.
9359 * var-tracking.c (stack_adjust_offset_pre_post,
9360 variable_htab_free, variable_union, dataflow_set_different_2,
9361 count_uses, variable_was_changed, set_frame_base_location,
9362 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9363 vt_add_function_parameters): Likewise.
9364 * varasm.c (named_section_real, named_section, make_decl_rtl,
9365 asm_emit_uninitialised, assemble_integer, decode_addr_const,
9366 const_hash_1, compare_constant, copy_constant, force_const_mem,
9367 output_constant_pool_2, output_constant_pool_1, output_constant,
9368 output_constructor, make_decl_one_only, decl_tls_model,
9369 default_no_named_section, default_elf_select_section_1,
9370 default_unique_section_1): Likewise.
9371 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9372 * vmsdbgout.c (addr_const_to_string): Likewise.
9375 * function.c (struct assign_parm_data_one): Remove last_named
9377 (assign_parm_find_data_types): Don't determine last_named.
9378 Reorder named_parm determination.
9379 (assign_parms): Only setup varargs on the last non-varadic
9382 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
9384 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
9385 sda base address on medium model.
9387 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
9389 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9390 * cfgloop.c (flow_loop_nodes_find): Export.
9391 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9393 * cfgloopmanip.c (fix_loop_structure): New function.
9394 * predict.c (predict_loops): Clean up the loops information.
9395 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9396 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9398 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9399 (rewrite_into_loop_closed_ssa): Declaration changed.
9400 * tree-loop-linear.c (linear_transform_loops): Add argument to
9401 rewrite_into_loop_closed_ssa call.
9402 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9403 * tree-ssa-loop-im.c (move_computations): Ditto.
9404 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9405 * tree-vectorizer.c (vectorize_loops): Ditto.
9406 * tree-optimize.c: Include cfgloop.h.
9407 (execute_todo): Choose whether to call cleanup_tree_cfg or
9408 cleanup_tree_cfg_loop.
9409 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9410 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9411 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9412 cleanup_tree_cfg_loop call.
9413 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9414 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9415 work on part of cfg.
9417 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9420 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9421 with multiple alternatives.
9423 * stmt.c (parse_output_constraint): Fix a typo.
9425 2005-03-09 Bob Wilson <bob.wilson@acm.org>
9427 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9428 assembly directive instead of deprecated "no-generics".
9430 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
9432 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9433 for non-offsettable memory references to cope with outstanding reload
9435 * config/s390/s390.md ("reload_outti"): Call find_replacement to
9436 avoid losing outstanding address reloads.
9437 ("reload_outdi", "reload_outdf"): Likewise.
9439 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9441 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9442 code. Add more cbrt transformations.
9444 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9446 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9448 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9450 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9451 NULL_TREE when a given tree is not simplified.
9452 (fold): Return the original tree when any of the functions
9453 mentioned above NULL_TREE.
9455 * fold-const.c (fold_unary, fold_binary): Take decomposed
9456 arguments, code, type, op0, and op1 in case of fold_binary.
9457 (fold): Update calls to fold_unary and fold_binary.
9459 2005-03-09 Roger Sayle <roger@eyesopen.com>
9461 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9462 a fndecl and an arglist instead of a CALL_EXPR, exp.
9464 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9466 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9468 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9470 * expr.c (expand_assignment): Remove orig_to_rtx.
9472 * fold-const.c (int_const_binop): Remove no_overflow.
9474 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9476 * loop-iv.c (get_biv_step_1): Remove lhs.
9478 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9480 * real.c (real_nan): Remove neg.
9482 * function.c (thread_prologue_and_epilogue_insns): Remove i
9485 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9488 * tree-eh.c (tree_could_trap_p): Remove idx.
9490 * tree-into-ssa.c (ann): Remove ann.
9492 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9494 * tree-sra.c (decide_block_copy): Remove inst_count.
9496 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9498 * tree-ssa-loop-im.c (lhs): Remove.
9500 * cfgbuild.c (state, STATE, SET_STATE,
9501 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9503 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9504 (find_basic_blocks): Set the state of each basic block to
9507 2005-03-08 Jeff Law <law@redhat.com>
9509 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9510 goto results in the removal of edges in the CFG, then we need
9511 to recompute dominators.
9513 2005-03-09 Ben Elliston <bje@au.ibm.com>
9515 * c-common.c (c_do_switch_warnings): Comment fix.
9517 2005-03-08 Julian Brown <julian@codesourcery.com>
9519 * Patch from 2005-03-08 reverted for causing regressions and
9520 ppc-darwin bootstrap failure.
9522 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9524 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9525 Define the real function for ppc-darwin.
9526 * c-typeck.c (convert_arguments): Check for target-specific
9527 invalid argument call to unprototyped function.
9528 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9530 * target.h (invalid_arg_for_unprototyped_fn): New field
9532 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9533 default target hook.
9534 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9537 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9539 * c-typeck.c (constructor_stack, constructor_range_stack,
9540 initializer_stack): Make them static.
9542 * cfg.c (rbi_pool): Make it static.
9544 * gimple-low.c (lower_stmt_body): Make it static.
9545 * tree-flow.h: Remove the corresponding prototype. Don't
9548 * sched-deps.c (cache_size): Make it static.
9550 * stor-layout.c (lang_adjust_rli): Make it static.
9552 2005-03-08 Julian Brown <julian@codesourcery.com>
9554 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9555 from being used for symbols with vague linkage when
9556 HAVE_GAS_COMDAT_GROUP is true.
9558 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9560 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9561 nlabel == JUMP_LABEL (jump).
9563 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9565 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9566 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9567 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9568 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9570 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9573 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9574 * c-common.c (handle_returns_twice): New function.
9575 (c_common_attribute_table): Declare eturns_twice' attribute.
9576 * doc/extend.texi: Document eturns_twice' attribute.
9577 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9578 (struct tree_decl): Add returns_twice_flag.
9580 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9582 * tree-ssa-phiopt.c: Fix a comment typo.
9584 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9585 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9586 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9589 2005-03-08 Richard Henderson <rth@redhat.com>
9591 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9592 builtin codes with ctzdi2, clzdi2, popcountdi2.
9593 (struct alpha_builtin_def): Add is_const.
9594 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9595 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9596 (alpha_init_builtins): Init them. Set nothrow and const attributes
9598 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9599 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9600 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9601 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9602 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9603 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9604 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9605 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9606 (TARGET_FOLD_BUILTIN): New.
9607 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9608 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9610 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9612 2005-03-08 Ira Rosen <irar@il.ibm.com>
9614 PR tree-optimization/20122
9615 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9616 condition of access function instead of base.
9618 2005-03-07 Jeff Law <law@redhat.com>
9619 Steven Bosscher <stevenb@suse.de>
9621 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9622 (find_taken_edge): Call find_taken_edge_computed_goto as
9623 appropriate. Allow any gimple invariant rather than just
9624 INTEGER_CST for VAL.
9625 (cleanup_control_flow): Cleanup a computed goto which has turned
9627 (tree_merge_blocks): If block B has any forced labels, move
9628 them to the start of block A.
9629 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9630 computed gotos as well.
9631 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9632 removal of unnecessary computed gotos too.
9633 (lookup_redirection_data): Fix type of INSERT argument. Callers
9636 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9638 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9639 Remove trailing spaces.
9641 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9642 unshare_all_trees): Make them static.
9643 * tree-gimple.h: Remove the corresponding prototypes.
9645 * diagnostic.h: Remove unused prototype
9646 debug_output_buffer.
9647 * modulo-sched.c: Remove unused prototype
9648 set_row_column_for_ps.
9650 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9651 replace_phi_edge_with_variable): Remove unused variable i.
9653 2005-03-07 Per Bothner <per@bothner.com>
9655 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9657 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9660 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9661 bbs on the COND_EXPR instead of the PHI_NODEs.
9662 (candidate_bb_for_phi_optimization): Remove.
9663 (replace_phi_with_stmt): Rename to ...
9664 (replace_phi_edge_with_variable): this and change so that we
9665 replace the phi argument instead of removing the PHI.
9666 (conditional_replacement): Change so we deal with PHI with more
9668 (value_replacement): Likewise.
9669 (abs_replacement): Likewise.
9671 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9673 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9674 output_e500_flip_gt_bit.
9676 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9678 (rs6000_generate_compare): Fix logic to look at the correct bits.
9679 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9681 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9682 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9683 gen_move_from_CR_gt_bit.
9685 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9686 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9687 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9689 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9690 (E500_CR_IOR_COMPARE): New constant.
9692 2005-03-08 Earl Chew <earl_chew@agilent.com>
9693 David Billinghurst <David.Billinghurst@riotinto.com>
9695 * config/i386/host-cygwin.c: New file to support precompiled
9697 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9698 * config.host: Use above files for cygwin host.
9700 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9702 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9703 ordering ops from earlier change.
9705 2005-03-07 Per Bothner <per@bothner.com>
9707 Various fixes to allow us to again build if --enable-mapped-location:
9708 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9709 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9710 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9711 local variable loc. Change logic appropriately.
9712 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9713 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9714 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9715 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9716 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9718 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9720 PR rtl-optimization/19683
9721 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9722 number of bytes, to smallest_int_for_mode. Fix arguments to
9723 REG_CANNOT_CHANGE_MODE_P.
9725 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9727 * reorg.c (relax_delay_slots): Check that the jump is
9728 conditional before trying to invert it.
9730 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9732 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9735 * calls (stack_arg_under_construction): Make it static.
9737 * flow.c (regs_live_at_setjmp): Make it static.
9738 * flow.h: Remove the corresponding prototype.
9740 * reload1.c (reload_startobj, reload_firstobj,
9741 something_needs_operands_changed, reload_inherited,
9742 reload_inheritance_insn, reload_override_in,
9743 reload_spill_index): Make them static.
9745 * recog.c (verify_changes): Make it static.
9746 * recog.h: Remove the corresponding prototype.
9748 * cfgbuild.c (find_sub_basic_blocks): Remove.
9749 * basic-block.h: Remove the corresponding prototype.
9750 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9752 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9754 * tree-ssa-operands.c (check_build_stmt): Remove.
9756 * stor-layout.c (set_alignment): Remove.
9757 * tree.h: Remove the corresponding prototype.
9759 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9761 * tree-ssa-dce.c (control_dependence_map,
9762 visited_control_parents): Make them static.
9764 * cfghooks.c (verify_flow_info): Remove local variable
9767 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9770 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9772 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9774 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9776 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9778 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9779 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9780 PARALLEL for an empty structure.
9782 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9784 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9786 * fold-const.c (fold_binary): Unroll the very first "for"
9789 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9791 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9792 redundant match_code test.
9793 (scc_comparison_operator): Swap match_operand and match_code
9795 (branch_positive_comparison_operator): Same.
9796 (trap_comparison_operator): Use comparison_operator and swap with
9799 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9802 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9803 (out_movhi_r_mr): Read low byte of volatile MEM first.
9804 (out_movhi_mr_r): Write high byte of volatile MEM first.
9806 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9808 * cselib.c (reg_values, reg_values_size): Make them static.
9810 * cse.c (cse_reg_info_table): Make it static.
9812 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9814 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9816 * cse.c (find_best_addr): Use canon_for_address.
9818 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9820 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9821 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9822 SUBREG and MEM, respectively.
9824 * fold-const.c (fold_binary): Use code instead of t.
9826 * fold-const.c (optimize_minmax_comparison): Take decomposed
9827 arguments code, type, op0, and op1 instead of t.
9828 (fold_binary): Update a call to optimize_minmax_comparison.
9830 * fold-const.c (fold_range_test): Take decomposed arguments
9831 code, type, op0, and op1 instead of t.
9832 (fold_binary): Update a call to fold_range_test.
9834 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9835 decomposed arguments code, type, op0, and op1 instead of t.
9836 (fold_binary): Update a call to fold_range_test.
9838 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9840 * fold-const.c (fold_binary): Avoid directly using the original
9841 expression t as much as possible.
9843 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9845 * c-semantics.c (build_stmt): Use TYPE_P instead of
9846 IS_NON_TYPE_CODE_CLASS.
9847 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9848 (NON_TYPE_CHECK): Use TYPE_P instead of
9849 IS_NON_TYPE_CODE_CLASS.
9851 * fold-const.c (fold): Remove handling of binary expressions.
9853 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9855 * doc/c-tree.texi: Wrap comments in @r{}.
9856 * doc/cpp.texi: Likewise.
9857 * doc/cppinternals.texi: Likewise.
9858 * doc/extend.texi: Likewise.
9859 * doc/md.texi: Likewise.
9860 * doc/objc.texi: Likewise.
9861 * doc/sourcebuild.texi: Likewise.
9862 * doc/tm.texi: Likewise.
9865 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9867 * predict.c (apply_return_prediction): Standardize PHI chain
9869 * tree-ssa.c (ssa_redirect_edge): Likewise.
9871 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9872 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9875 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9876 * tree-flow.h: Adjust the prototype for remove_phi_node.
9877 * lambda-code.c (perfect_nestify): Adjust a call to
9880 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9881 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9883 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9884 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9885 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9886 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9888 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9889 of GEN_INT (trunc_int_for_mode (...)).
9890 * loop-iv.c (iv_number_of_iterations): Likewise.
9891 * postreload.c (reload_cse_move2add): Likewise.
9892 * simplify-rtx.c (simplify_const_unary_operation,
9893 simplify_const_binary_operation): Likewise.
9894 * stor-layout.c (get_mode_bounds): Likewise.
9896 * fold-const.c (fold_binary): New.
9897 (fold): Call fold_binary on binary expressions.
9899 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9901 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9902 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9903 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9904 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9905 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9907 2005-03-04 Devang Patel <dpatel@apple.com>
9909 PR tree-optimization/18815
9910 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9911 loops with zero exit edges.
9913 2005-03-04 Devang Patel <dpatel@apple.com>
9915 * doc/invoke.texi: Remove reference to webpage that does not exist.
9917 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9918 Joseph S. Myers <joseph@codesourcery.com>
9921 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9922 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9923 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9924 * pa.c (get_plabel): Change argument to symbol_ref. Call
9925 maybe_get_identifier instead of get_identifier.
9926 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9927 (struct deferred_plabel): Replace name field with symbol field.
9928 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9929 ASM_OUTPUT_EXTERNAL_REAL is defined.
9930 (output_global_address): Use output_addr_const for output of all
9932 (output_deferred_plabels): Use symbol_ref instead of name for address
9934 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9935 ASM_OUTPUT_SYMBOL_REF): New macros.
9936 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9938 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9941 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9943 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9944 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9946 2005-03-04 Jeff Law <law@redhat.com>
9948 * basic-block.h (rediscover_loops_after_threading): Declare.
9949 * tree-ssa-dom.c: Include cfgloop.h.
9950 (tree_ssa_dominator_optimize): Discover loops and some basic
9951 properties. Remove forwarder blocks recreated by loop header
9952 canonicalization. Also mark backedges in the CFG.
9953 * tree-ssa-threadupdate.c: Include cfgloop.h
9954 (rediscover_loops_after_threading): Define.
9955 (struct local_info): New field, JUMP_THREADED.
9956 (prune_undesirable_thread_requests): New function.
9957 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9958 then record that fact for the callers of redirct_edges.
9959 (thread_block): If BB has incoming backedges, then call
9960 prune_undesirable_thraed_requests. Note when we are
9961 going to have to rediscover loop information. Return a
9962 boolean indicating if any jumps were threaded.
9963 (thread_through_all_blocks): Bubble up boolean indicating
9964 if any jumps were threaded.
9965 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9966 (tree-ssa-threadupdate.o): Similarly.
9968 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9970 * fold-const.c (fold_ternary): Unroll the "for" loop to
9973 2005-03-04 Andrew Haley <aph@redhat.com>
9975 * unwind-dw2-fde-glibc.c (struct
9976 unw_eh_callback_data.check_cache): New field.
9977 (frame_hdr_cache): New.
9978 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9979 Cache frame header info.
9981 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9983 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9984 (print_c_condition): Declare.
9985 * read-rtl.c (ptr_loc): New structure.
9986 (ptr_locs, ptr_loc_obstack, joined_conditions)
9987 (joined_conditions_obstack): New variables.
9988 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9989 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9990 (join_c_conditions, print_c_condition): New functions.
9991 (apply_macro_to_string): Associate the new string with the same
9992 source location as the old one.
9993 (add_condition_to_string): Use join_c_conditions.
9994 (read_string): Use set_rtx_ptr_loc to record a filename and line
9995 number for the string.
9996 (read_rtx): Initialize the new variables above.
9997 * genattrtab.c (write_test_expr, write_attr_value): Use
9999 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
10000 comment above the GCC_VERSION check.
10001 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
10002 Inline the definition of MAYBE_EVAL.
10003 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
10004 * genoutput.c (process_template): Likewise.
10005 * genpreds.c (write_predicate_subfunction): Likewise.
10006 (write_predicate_expr): Use print_c_condition.
10007 * genrecog.c (write_cond): Likewise.
10008 * gensupport.c (process_rtx): Use join_c_conditions to join the
10009 conditions of a define_insn_and_split. Record a source location
10010 for the string after the "&&".
10011 (alter_test_for_insn): Use join_c_conditions.
10013 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
10016 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
10017 PR tree-optimization/15784
10018 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10021 2005-03-04 Ben Elliston <bje@au.ibm.com>
10023 * gcc.c (option_map): Add --coverage.
10024 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
10025 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
10026 * config/darwin.h: Pass -lgcov for `coverage'.
10027 * doc/invoke.texi (Debugging Options): Document --coverage.
10029 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10031 * gcse.c (bypass_block): Use find_edge wherever possible.
10033 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
10037 * c-opts.c (c_common_parse_file): Call start_source_file
10038 and end_source_file at the approriate times.
10040 * dwarf2out.c (dwarf2out_finish): Don't auto-end
10041 the main file, it will be done for us now.
10043 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10045 * fold-const.c (fold_ternary): New.
10046 (fold): Call fold_ternary on ternary expressions. Remove
10047 handling of ternary expressions.
10049 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
10051 PR tree-optimization/15784
10052 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10055 2005-03-03 David Edelsohn <edelsohn@gnu.org>
10057 * config/rs6000/predicates.md (branch_comparison_operator):
10058 Convert from C block to conditional format.
10060 2005-03-03 Jan Hubicka <jh@suse.cz>
10062 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
10063 and non-constant public variables.
10065 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
10067 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
10070 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
10073 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
10074 calls to release_ssa_name and release_phi_node.
10076 * fold-const.c (fold): Remove handling of unary expressions.
10078 * fold-const.c (fold_unary): Avoid directly using the original
10079 expression t as much as possible.
10081 2005-03-03 Roger Sayle <roger@eyesopen.com>
10082 Andrew Pinski <pinskia@physics.uc.edu>
10084 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
10085 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
10087 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
10089 Describe special registers SRP and MOF as allocatable registers.
10090 * config/cris/cris.c (cris_md_asm_clobbers): New function.
10091 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
10092 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
10093 TARGET_HAS_MUL_INSNS.
10094 (cris_print_operand) <case 'd'>: New case.
10095 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
10096 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
10098 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
10099 (REG_ALLOC_ORDER): Update for MOF.
10100 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
10102 (GENERAL_REGS): No longer a define of ALL_REGS.
10103 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
10104 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10105 Adjust accordingly.
10106 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
10107 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
10108 (SECONDARY_RELOAD_CLASS): Define.
10109 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
10110 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
10111 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
10112 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
10113 (REGISTER_MOVE_COST): Define.
10114 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
10115 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
10116 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
10117 (CRIS_MOF_REGNUM): New define_constants.
10118 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
10120 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
10122 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
10123 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
10124 Adjust for MOF being properly described as a register.
10125 (indir_to_reg_split): Name this split. Conditionalize on the
10126 destination register being a general register.
10127 (movei): Conditionalize on on operands 0 and 1 having the same
10130 2005-03-03 Alan Modra <amodra@bigpond.net.au>
10133 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
10134 -mcpu to override any other explicitly given flags.
10136 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
10138 * recog.c (verify_changes, confirm_change_group): New functions,
10139 broken out of apply_change_group.
10140 (apply_change_group): Use them.
10141 * recog.h (verify_change, confirm_change_group): Declare.
10142 * rtl.h (redirect_jump_2): Declare.
10143 * jump.c (redirect_exp, invert_exp): Delete.
10144 (invert_exp_1): Take second parameter. Return value. Changed caller.
10145 (redirect_jump_2): New function, broken out of redirect_jump.
10146 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
10147 (invert_jump): Use invert_jump_1 and redirect_jump_2.
10148 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
10150 2005-03-02 Geoffrey Keating <geoffk@apple.com>
10152 * varasm.c (named_section): Use xstrdup rather than doing it by
10155 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
10157 2005-03-02 Devang Patel <dpatel@apple.com>
10159 Undo PR tree-optimization/18815 fix.
10161 2005-03-02 Devang Patel <dpatel@apple.com>
10163 PR tree-optimization/18815
10164 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10165 loops with zero exit edges.
10167 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10169 * cfg.c (connect_src, connect_dest, disconnect_src,
10170 disconnct_dest): New.
10171 (unchecked_make_edge, remove_edge, redirect_edge_succ,
10172 redirect_edge_pred): Use the new functions.
10174 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
10175 free_dominance_info only when needed.
10177 2005-03-02 David Edelsohn <edelsohn@gnu.org>
10180 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
10181 (reg_or_sub_cint64_operand): Same.
10183 2005-03-02 Jeff Law <law@redhat.com>
10185 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
10186 CFG_ALTERED in the main DOM iteration loop.
10188 2005-03-02 Mark Mitchell <mark@codesourcery.com>
10191 * varasm.c (initializer_constant_valid_p): Allow conversions
10192 between OFFSET_TYPEs. Tidy.
10194 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
10196 * config/cris/cris.md ("return"): Remove epilogue delay list
10199 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
10201 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
10203 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
10205 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10207 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
10208 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
10209 config/m68k/m68k.c, config/mips/mips.h,
10210 config/rs6000/rs6000-protos.h, doc/contrib.texi,
10211 doc/include/gcc-common.texi: Update copyright.
10213 PR middle-end/18029 and PR middle-end/18030
10214 * expr.c (optimize_bitfield_assignment_op): Add a special case
10215 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
10217 * fold-const.c (fold_unary): New.
10218 (fold): Call fold_unary on unary expressions.
10220 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
10222 * cgraph.h (struct cgraph_edge): Add prev_caller and
10223 prev_callee fields.
10224 (cgraph_node_remove_callees): Export.
10225 * cgraph.c (cgraph_create_edge): Initialize prev_caller
10227 (cgraph_edge_remove_callee): New function.
10228 (cgraph_edge_remove_caller): Likewise.
10229 (cgraph_remove_edge): Use.
10230 (cgraph_redirect_edge_callee): Likewise.
10231 (cgraph_node_remove_callees): New function.
10232 (cgraph_node_remove_callers): Likewise.
10233 (cgraph_remove_node): Use.
10234 * tree-optimize.c (tree_rest_of_compilation): Use
10235 cgraph_node_remove_callees instead of manual loop.
10236 * cgraphunit.c (cgraph_finalize_function): Likewise.
10237 (cgraph_expand_function): Likewise.
10238 (cgraph_remove_unreachable_nodes): Likewise.
10240 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
10243 * c-tree.h (undeclared_variable, build_external_ref): Add extra
10245 * c-decl.c (undeclared_variable): Take location as argument.
10246 * c-typeck.c (build_external_ref): Likewise.
10247 * c-parser.c (c_parser_postfix_expression): Pass location of
10248 identifier to build_external_ref.
10250 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10252 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
10253 CCEQ mode for branch_positive_comparison_operator test.
10254 * config/rs6000/predicates (branch_comparison_operator): Revert to
10256 (scc_comparison_operator): Same.
10257 (branch_positive_comparison_operator): Same.
10259 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
10261 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
10262 (cris_delay_slots_for_epilogue): Remove.
10263 (save_last): Move into cris_target_asm_function_epilogue.
10264 (cris_target_asm_function_epilogue): Remove tests for file being
10266 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
10267 (cris_delay_slots_for_epilogue): Remove prototypes.
10268 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
10269 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
10271 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10273 * config/rs6000/predicates.md (branch_comparison_operator): Change
10274 to define_special_predicate.
10275 (scc_comparison_operator): Same.
10276 (branch_positive_comparison_operator): Same.
10278 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
10280 * Makefile.in (tree-ssa-sink.o): New.
10281 (OBJS-common): Add tree-ssa-sink.o.
10282 * common.opt: Add -ftree-sink
10283 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
10284 * timevar.def (TV_TREE_SINK): new timevar.
10285 * tree-flow.h (is_hidden_global_store): Prototype.
10286 * tree-optimize.c (init_tree_optimization_passes): Add
10288 * tree-pass.h (pass_sink_code): New.
10289 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
10290 for non-obvious global store store to is_hidden_global_store, and
10291 call that new function.
10292 * tree-ssa-sink.c: New file.
10293 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
10294 * doc/passes.texi: Document forward store motion.
10295 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
10296 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
10297 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
10298 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
10300 2005-03-01 Per Bothner <per@bothner.com>
10302 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
10303 and we have a non-zero column-number, add it to the message.
10304 Also factor out the diagnostic_kind_text.
10306 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10308 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
10309 flow_loop_pre_header_scan, flow_loop_pre_header_find,
10310 flow_loop_scan): Removed.
10311 (flow_loop_dump): Do not dump removed fields.
10312 (flow_loop_free): Do not free removed fields.
10313 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
10314 (loop_exit_edge_p): New function.
10315 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
10316 num_pre_header_edges, entry_edges, num_entries, exit_edges,
10317 num_exits, exits_doms.
10318 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
10319 LOOP_EDGES, LOOP_ALL): Removed.
10320 (flow_loop_scan): Declaration removed.
10321 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
10322 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10324 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10325 (if_convert): Call flow_loops_find and flow_loops_free
10326 when calling mark_loop_exit_edges.
10327 * cfgloopanal.c (mark_loop_exit_edges): Moved from
10328 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
10329 free_dominance_info calls.
10330 * loop-init.c (flow_loops_find): Ditto.
10331 * passes.c (rest_of_handle_branch_prob): Ditto.
10332 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10333 * loop-unroll.c (analyze_insns_in_loop): Do not use
10335 * predict.c (predict_loops): Do not call flow_loop_scan.
10336 Use get_loop_exit_edges.
10337 (tree_estimate_probability): Do not pass flags to flow_loops_find.
10338 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10339 Do not use EDGE_LOOP_EXIT.
10340 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10341 to bb_with_exit_edge_p.
10342 (if_convertible_loop_p): Do not call flow_loop_scan. Use
10343 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
10344 to bb_with_exit_edge_p.
10345 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
10347 * tree-loop-linear.c (linear_transform_loops): Do not call
10348 flow_loop_scan. Use loop->single_exit.
10349 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10350 (vect_analyze_loop_form): Do not call flow_loop_scan.
10351 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10353 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10355 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10356 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10357 slpeel_tree_duplicate_loop_to_edge_cfg,
10358 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10359 Use loop_preheader_edge and loop->single_exit. Do not call
10362 2005-03-01 Nick Clifton <nickc@redhat.com>
10364 * config/arm/arm.c (thumb_find_work_register): Check all of the
10365 argument registers to see if they are free, and a couple of
10366 special cases where the last argument register but can be proved
10367 to be available during the function's prologue.
10368 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10369 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10370 thumb_unexpanded_epilogue): Use unsigned long as the type for the
10372 (thumb_compute_save_reg_mask): Likewise. Also use
10373 thumb_find_work_register() to ensure that there is agreement about
10374 which work register is going to be used in the prologue.
10375 (thumb_output_function_prologue): Use unsigned long as the type
10376 for the register bit-mask. Also delay pushing the link register if
10377 other high registers are going to be pushed.
10378 (thumb_compute_save_reg_mask, emit_multi_reg_push,
10379 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10380 redundant prototypes.
10382 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
10385 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10386 and after reload in REG+REG indexed addresses without REG_POINTER
10387 set in the base and not set in the index.
10389 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10391 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10392 Don't undefine here.
10393 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10394 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10395 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10396 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10397 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10399 * config.gcc (sh*-*-linux*): Use config/linux.h.
10401 2005-02-28 Dale Johannesen <dalej@apple.com>
10402 Stan Shebs <shebs@apple.com>
10404 Rewrite of 64-bit Darwin structure-by-value pass/return.
10405 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10406 intoffset, use_stack, named.
10407 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
10408 (rs6000_darwin64_record_arg_advance_flush): New.
10409 (rs6000_darwin64_record_arg_advance_recurse): New.
10410 (rs6000_darwin64_record_arg_flush): New.
10411 (rs6000_darwin64_record_arg_recurse): New.
10412 (rs6000_darwin64_record_arg): New.
10413 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
10414 (function_arg_boundary): Handle 128-bit aligned structs.
10415 (function_arg_advance): Rewrite darwin64 struct handling.
10416 (function_arg): Call rs6000_darwin64_record_arg.
10417 (function_arg_partial_nregs): Handle darwin64 structs.
10418 (rs6000_darwin64_function_value): Remove.
10419 (rs6000_function_value): Call rs6000_darwin64_record_arg.
10421 2005-02-28 Roger Sayle <roger@eyesopen.com>
10423 PR tree-optimization/20216
10424 * tree-chrec.c (tree_fold_factorial): Delete.
10425 (tree_fold_binomial): Change argument list to take a return type
10426 and change the type of K to unsigned int. Rewrite to avoid explicit
10427 evaluation of factorials, and (recursively) calling fold to perform
10428 compile-time arithmetic. Return NULL on (internal) overflow.
10429 (chrec_evaluate): Change type of K to an unsigned int. Avoid
10430 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
10431 if any intermediate calculation overflows.
10432 (chrec_apply): Update call to chrec_evaluate.
10434 2005-02-28 James E Wilson <wilson@specifixinc.com>
10436 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10438 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
10441 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10442 instead of NULL_TREE on error.
10444 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10446 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10447 (EASY_VECTOR_15_ADD_SELF): Remove.
10448 (num_insns_constant_wide): Not static.
10449 (validate_condition_mode): Not static.
10450 (toc_relative_expr_p): Not static.
10451 (legitimate_indirect_address_p): Not static.
10452 (macho_lo_sum_memory_operand): Not static.
10453 (invalid_e500_subreg): Not static.
10454 (easy_vector_same): Not static.
10455 (easy_vector_splat_const): Not static.
10456 (RS6000_SYMBOL_REF_TLS_P): Remove.
10457 (any_operand): Delete.
10458 (any_parallel_operand): Delete.
10459 (count_register_operand): Delete.
10460 (altivec_register_operand): Delete.
10461 (xer_operand): Delete.
10462 (s8bit_cint_operand): Delete.
10463 (short_cint_operand): Delete.
10464 (u_short_cint_operand): Delete.
10465 (non_short_cint_operand): Delete.
10466 (exact_log2_cint_operand): Delete.
10467 (gpc_reg_operand): Delete.
10468 (cc_reg_operand): Delete.
10469 (cc_reg_not_cr0_operand): Delete.
10470 (reg_or_short_operand): Delete.
10471 (reg_or_neg_short_operand): Delete.
10472 (reg_or_aligned_short_operand): Delete.
10473 (reg_or_u_short_operand): Delete.
10474 (reg_or_cint_operand): Delete.
10475 (reg_or_arith_cint_operand): Delete.
10476 (reg_or_add_cint64_operand): Delete.
10477 (reg_or_sub_cint64_operand): Delete.
10478 (reg_or_logical_cint_operand): Delete.
10479 (got_operand): Delete.
10480 (got_no_const_operand): Delete.
10481 (easy_fp_constant): Delete.
10482 (easy_vector_constant): Delete.
10483 (easy_vector_constant_add_self): Delete.
10484 (zero_constant): Delete.
10485 (zero_fp_constant): Delete.
10486 (volatile_mem_operand): Delete.
10487 (offsettable_mem_operand): Delete.
10488 (mem_or_easy_const_operand): Delete.
10489 (add_operand): Delete.
10490 (non_add_cint_operand): Delete.
10491 (logical_operand): Delete.
10492 (non_logical_cint_operand): Delete.
10493 (mask_operand): Delete.
10494 (mask_operand_wrap): Delete.
10495 (mask64_operand): Delete.
10496 (mask64_2_operand): Delete.
10497 (and64_operand): Delete.
10498 (and64_2_operand): Delete.
10499 (and_operand): Delete.
10500 (reg_or_mem_operand): Delete.
10501 (lwa_operand): Delete.
10502 (symbol_ref_operand): Delete.
10503 (call_operand): Delete.
10504 (current_file_function_operand): Delete.
10505 (input_operand): Delete.
10506 (rs6000_nonimmediate_operand): Delete.
10507 (rs6000_tls_symbol_ref): Delete.
10508 (save_world_operation): Delete.
10509 (restore_world_operation): Delete.
10510 (load_multiple_operation): Delete.
10511 (store_multiple_operation): Delete.
10512 (vrsave_operation): Delete.
10513 (mfcr_operation): Delete.
10514 (mtcrf_operation): Delete.
10515 (lmw_operation): Delete.
10516 (stmw_operation): Delete.
10517 (branch_comparison_operator): Delete.
10518 (branch_positive_comparison_operator): Delete.
10519 (scc_comparison_operator): Delete.
10520 (trap_comparison_operator): Delete.
10521 (boolean_operator): Delete.
10522 (boolean_or_operator): Delete.
10523 (min_max_operator): Delete.
10524 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10525 (EASY_VECTOR_15): Moved to here.
10526 (EASY_VECTOR_15_ADD_SELF): Move to here.
10527 (PREDICATE_CODES): Delete.
10528 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10529 Declare functions no longer static.
10530 * config/rs6000/predicates.md: New.
10531 * config/rs6000/rs6000.md: Include predicates.md
10533 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10535 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10536 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10538 * cfgrtl.c (need_fake_edge_p): Likewise.
10539 * combine.c (distribute_notes): Likewise.
10540 * emit-rtl.c (try_split): Likewise.
10541 * recog.c (peephole2_opimize): Likewise.
10542 * reg-notes.def (ALWAYS_RETURN): Remove.
10543 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10544 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10545 * tree.h (ECF_ALWAYS_RETURN): Remove.
10547 2005-02-28 Roger Sayle <roger@eyesopen.com>
10549 PR middle-end/19874
10550 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10551 between different machine modes is never a "useless" conversion.
10553 2005-02-28 Geert Bosch <bosch@gnat.com>
10556 * doc/contrib.texi: List contributors for Ada front end
10558 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10560 * simplify-rtx.c (simplify_unary_operation_1,
10561 simplify_const_unary_operation): New, extracted from...
10562 (simplify_unary_operation): ... this one.
10563 (simplify_binary_operation_1,
10564 simplify_const_binary_operation): New, extracted from...
10565 (simplify_binary_operation): ... this one.
10566 * rtl.h (simplify_const_unary_operation,
10567 simplify_const_binary_operation): Add prototypes.
10569 2005-02-28 Julian Brown <julian@codesourcery.com>
10571 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10572 building libjava and caused PR regression/20228.
10574 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10577 * Makefile.in (host_subdir): New.
10578 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10579 * configure: Regenerate.
10581 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10583 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10584 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10585 installation directory first.
10587 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10590 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10591 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10592 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10593 * config/cris/cris.md: Tweak comments referring to Q.
10594 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10595 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10596 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10597 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10598 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10599 Insert spaces in constraints to align alternatives vertically for
10601 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10604 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10606 PR rtl-optimization/17728
10607 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10608 operand 0 from general_operand to move_dest_operand.
10610 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10612 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10613 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10614 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10615 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10617 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10619 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10620 * configure: Regenerate.
10621 * libada-mk.in: Remove CC; rename
10622 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10624 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10627 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10628 for the lhs, also walk over the tree. Likewise for rhs.
10630 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10632 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10633 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10634 Do not propagate value of iv before increment over the increment.
10636 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10638 * c-parser.c: New file.
10639 * c-parse.in: Remove.
10640 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10642 (c-parser.o): Add dependencies.
10643 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10644 maintainer-clean, TAGS): Update.
10645 * c-config-lang.in (gtfiles): Update.
10646 * gengtype-lex.l: Don't handle "@@".
10647 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10648 objc_build_synchronized, objc_begin_try_stmt,
10649 objc_begin_catch_clause, objc_finish_catch_clause,
10650 objc_build_finally_clause, objc_finish_try_stmt): New.
10651 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10653 (c_parse_init): Update comment.
10654 * c-decl.c (c_init_decl_processing): Update comment.
10655 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10656 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10657 new c_declspecs members.
10659 2005-02-25 Julian Brown <julian@codesourcery.com>
10661 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10662 from being used for symbols with vague linkage when
10663 HAVE_GAS_COMDAT_GROUP is true.
10665 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10667 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10669 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10672 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10673 (LIBGCC2_HAS_DF_MODE): New.
10674 (LIBGCC2_HAS_XF_MODE): New.
10675 (LIBGCC2_HAS_TF_MODE): New.
10676 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10677 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10678 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10679 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10680 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10681 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10682 and add _fixtfdi, _fixunstfdi, _floatditf
10683 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10684 L_fixunstfdi, L_floatditf.
10685 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10686 (LIBGCC2_HAS_TF_MODE): Define.
10688 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10690 PR tree-optimization/20204
10691 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10692 REWRITE_THIS_STMT markers on PHI nodes.
10693 (rewrite_initialize_block): Likewise.
10695 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10697 * version.c (version_string): Update to 4.1.
10699 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10701 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10702 Clarify that the alternative way doesn't work in GNU C++.
10704 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10706 PR tree-optimization/19937
10707 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10708 to the type of the induction variable.
10710 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10712 PR rtl-optimization/20117
10713 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10714 the block including noncopyable insn.
10716 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10718 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10719 calls to find_reg_note.
10721 2005-02-24 Richard Henderson <rth@redhat.com>
10724 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10727 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10729 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10730 vector types if to use base reg for misaligned non-word ld/std.
10732 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10735 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10736 dwarf2 label manually and put it after, not before the prologue.
10738 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10741 * reload.c (operands_match_p): Only increment register number for
10742 SCALAR_INT_MODE_P modes in multiple hard registers.
10744 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10747 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10749 * ChangeLog.5: Fix log message typo(s).
10750 * ChangeLog.7: Likewise.
10751 * ChangeLog.tree-ssa: Likewise.
10752 * cfgexpand.c: Fix comment typo(s).
10753 * conflict.c: Likewise.
10754 * defaults.h: Likewise.
10755 * dwarf2out.c: Likewise.
10756 * gcse.c: Likewise.
10757 * ggc-page.c: Likewise.
10758 * tree-eh.c: Likewise.
10759 * tree-ssa-dom.c: Likewise.
10761 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10764 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10765 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10766 if SHARED is defined.
10769 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10770 allow splitting only if operands 0 and 3 don't overlap.
10772 2005-02-24 Richard Henderson <rth@redhat.com>
10774 PR middle-end/19953
10775 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10776 (fold_builtin_1): Call them.
10777 * fold-const.c (fold_complex_mult_parts): Split out from ...
10778 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10779 (fold_complex_div_parts, fold_complex_div): New.
10781 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10783 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10785 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10786 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10788 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10789 (print_node): Likewise.
10790 Print TYPE_SIZES_GIMPLIFIED.
10792 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10794 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10795 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10796 operands as commutative in constraints.
10798 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10800 * tree-into-ssa.c: Re-organize internal functions.
10802 2005-02-24 Richard Henderson <rth@redhat.com>
10804 PR middle-end/18902
10805 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10807 * common.opt (fcx-limited-range): New.
10808 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10809 * toplev.c (flag_complex_method): Initialize to 1.
10810 (process_options): Set flag_complex_method to 0 if
10811 flag_cx_limited_range.
10812 * doc/invoke.texi (-fcx-limited-range): New.
10814 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10816 * cse.c (delete_trivially_dead_insns): Speed up by using
10817 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10820 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10822 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10823 functions when -mid-shared-library is being used.
10825 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10827 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10828 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10829 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10830 * system.h: Poison LINK_LIBGCC_SPECIAL.
10832 2005-02-23 James E Wilson <wilson@specifixinc.com>
10834 * gengtype.c (note_insn_name): Make 1 element larger.
10836 2005-02-23 Roger Sayle <roger@eyesopen.com>
10839 PR rtl-optimization/20097
10840 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10841 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10843 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10845 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10846 * t-aix52 (SHLIB_INSTALL): Same.
10848 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10850 * genpreds.c: Update copyright.
10852 2005-02-23 Michael Beach <michaelb@ieee.org>
10855 * config/sparc/t-elf (startup files): Assemble with CPP.
10857 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10859 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10860 (write_predicate_expr): Likewise.
10862 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10864 PR tree-optimization/20100
10865 PR tree-optimization/20115
10866 * tree-optimize.c (init_tree_optimization_passes): Remove
10867 pass_maybe_create_global_var.
10868 * tree-pass.h (pass_maybe_create_global_var): Remove.
10869 * tree-ssa-alias.c (aliases_computed_p): Declare.
10870 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10871 (count_calls_and_maybe_create_global_var): Remove.
10872 (pass_maybe_create_global_var): Remove.
10873 (init_alias_info): Do not declare aliases_computed_p.
10874 (maybe_create_global_var): If the function contains no
10875 call-clobbered variables and a mix of pure/const and regular
10876 function calls, create .GLOBAL_VAR.
10877 Mark all call-clobbered variables for renaming.
10878 (merge_pointed_to_info): Update comment.
10879 (add_pointed_to_var): Likewise.
10880 (is_escape_site): Likewise.
10881 Accept struct alias_info * instead of size_t *.
10883 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10885 * tree-ssa-operands.c (get_call_expr_operands): If
10886 ALIASES_COMPUTED_P is false, do not add call-clobbering
10888 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10889 (delete_tree_ssa): Likewise.
10891 2005-02-22 James E Wilson <wilson@specifixinc.com>
10893 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10894 (do_compile): Do call it here.
10896 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10898 PR rtl-optimization/20017.
10899 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10900 rest_of_handle_cse2, rest_of_handle_gcse): Call
10901 delete_dead_jumptables immediately before calling cleanup_cfg.
10903 2005-02-22 Devang Patel <dpatel@apple.com>
10906 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10909 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10911 * config/rs6000/aix.h (WINT_TYPE): Define.
10913 2005-02-22 Stan Shebs <shebs@apple.com>
10915 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10916 natural alignment for 64-bit Darwin.
10917 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10919 * doc/invoke.texi: Document this.
10921 2005-02-22 DJ Delorie <dj@redhat.com>
10923 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10924 to make_[un]signed_type, not the mode itself.
10926 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10928 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10929 not available. Use tail calls wherever possible.
10930 (make_edge): Call unchecked_make_edge to create an edge.
10932 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10933 (coalesce_ssa_name): Don't check for
10934 SSANORM_USE_COALESCE_LIST.
10935 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10937 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10939 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10940 (rewrite_into_ssa): ... here.
10942 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10944 PR tree-optimization/19786
10945 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10946 tag to another's may-alias bitmap when adding to the other's list.
10948 2005-02-21 DJ Delorie <dj@redhat.com>
10950 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10951 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10952 registers in unsupported ways.
10953 * expmed.c (init_expmed): Likewise.
10955 2005-02-21 Stan Cox <scox@redhat.com>
10957 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10959 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10961 * tree-cfg.c (fold_cond_expr_cond): New.
10962 (make_edges): Call fold_cond_expr_cond.
10963 (find_taken_edge): Accept nothing but INTEGER_CST.
10964 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10966 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10968 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10969 that do not belong to any basic block.
10971 2005-02-21 Jeff Law <law@redhat.com>
10973 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10976 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10978 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10979 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10980 Adjust their definitions.
10981 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10982 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10984 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10985 genautomata.c, langhooks.c, langhooks.h, system.h,
10986 config/arm/lib1funcs.asm: Update copyright.
10988 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10990 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10992 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10995 * doc/install.texi: Document --with-gc.
10997 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10999 * simplify-rtx.c (simplify_unary_operation): Add a missing
11002 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11004 PR tree-optimization/18663
11005 * tree-ssa-dom.c (extract_range_from_cond): Return 0
11006 if the type has variable bounds.
11008 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
11010 * gcse.c: Remove an obsolete comment.
11012 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
11014 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
11016 * doc/extend.texi (Function Attributes) <Attribute const>: The
11017 attribute "pure" is below this text, not above.
11019 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11021 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
11022 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
11023 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
11025 2005-02-20 Zack Weinberg <zack@codesourcery.com>
11028 * langhooks.h (struct lang_hooks): Add to_target_charset.
11029 * langhooks.c (lhd_to_target_charset): New function.
11030 * langhooks-def.h: Declare lhd_to_target_charset.
11031 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
11032 (LANG_HOOKS_INITIALIZER): Update.
11033 * c-common.c (c_common_to_target_charset): New function.
11034 * c-common.h: Declare it.
11035 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
11036 c_common_to_target_charset.
11038 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
11039 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
11040 Delete definitions.
11041 * system.h: Poison them.
11042 * doc/tm.texi: Don't discuss them.
11043 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
11044 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
11045 (pp_c_char): Do not attempt to generate letter escapes for
11047 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
11048 * config/mips/mips.c (mips_output_ascii): Likewise.
11050 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
11052 PR tree-optimization/19951
11053 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
11056 2005-02-19 Steven Bosscher <stevenb@suse.de>
11058 PR middle-end/19698
11059 * function.h (struct function): New field `max_loop_depth'.
11060 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
11061 (flow_loops_find): Reset the max loop depth count before finding loops.
11062 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
11063 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
11064 (calculate_global_regs_live): Make sure the loop will terminate
11065 when the initial sets are not empty.
11067 2005-02-19 Zack Weinberg <zack@codesourcery.com>
11069 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
11071 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
11073 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
11076 * doc/invoke.texi: Remove documentation of %M spec.
11078 (init_spec): Remove %M suffix from -lgcc_s.
11079 (do_spec_1): Remove 'M' case.
11080 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
11081 to put shared libraries in the multilib directory. Remove the
11082 shlib_so_soname substitution variable. Don't add a multilib encoding
11083 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
11084 reported by -print-multi-os-directory. Pass @multilib_dir@ to
11085 SHLIB_INSTALL as well as SHLIB_LINK.
11086 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
11087 (SHLIB_NAME): Delete.
11088 (SHLIB_DIR): New macro.
11089 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
11090 (SHLIB_INSTALL): Adjust accordingly.
11091 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
11092 * config/t-slibgcc-sld: Likewise.
11093 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
11094 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
11095 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
11097 (SHLIBUNWIND_INSTALL): Adjust accordingly.
11098 * config/i386/t-nwld (SHLIB_SONAME): Delete.
11099 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
11100 Use @shlib_base_name@ instead of @shlib_so_name@.
11101 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
11102 and @shlib_base_name@.so in @multilib_dir@.
11103 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
11104 to the install path.
11105 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
11106 (SHLIB_LINK): Remove previous workaround.
11107 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
11108 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
11109 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
11111 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
11112 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
11113 (SHLIB_INSTALL): Adjust accordingly.
11114 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
11115 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
11116 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
11117 config/t-slibgcc-elf-ver.
11119 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
11120 Jakub Jelinek <jakub@redhat.com>
11122 PR tree-optimization/19828
11123 * tree-ssa-loop-im.c: Add a TODO comment.
11124 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
11125 without side-effects.
11127 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11129 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
11132 2005-02-18 James E. Wilson <wilson@specifixinc.com>
11134 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
11135 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
11136 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
11138 (ia64_reorg): Delete fixup_errata call.
11139 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
11140 (TARGET_SWITCHES): Delete -mb-step entry.
11142 2005-02-19 Jakub Jelinek <jakub@redhat.com>
11145 * c-typeck.c (composite_type): Handle quals in transparent unions.
11146 (type_lists_compatible_p): Likewise.
11148 2005-02-18 Stan Shebs <shebs@apple.com>
11150 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
11151 expressions in the .literal8 section.
11153 2005-02-18 Geoffrey Keating <geoffk@apple.com>
11155 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
11157 2005-02-18 Roger Sayle <roger@eyesopen.com>
11159 * fold-const.c (constant_boolean_node): Always create values of the
11160 specified type, don't bother calling truthvalue_conversion.
11162 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11164 * except.c (output_function_exception_table): Call
11165 assemble_external_libcall (eh_personality_libfunc).
11167 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11170 * config/ia64/ia64.h (struct machine_function): Add state_num.
11171 * config/ia64/ia64.c (process_epilogue,
11172 process_for_unwind_directive): Use new unwind state numbers each
11173 time rather than state 1.
11175 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
11178 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
11179 before the "*llgt_didi" pattern.
11181 2005-02-18 Jason Merrill <jason@redhat.com>
11183 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
11185 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
11187 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
11188 (div0): Use it in place of ARM_FUNC_ALIAS.
11189 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
11191 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
11193 PR middle-end/20030
11194 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
11195 access, the lower bound of the array type if it exists.
11197 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
11200 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
11201 cases that are out-of-range for the index type.
11203 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11205 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
11206 (estimate_case_costs): Don't call convert.
11207 * expmed.c (expand_shift): Likewise.
11208 (make_tree): Call fold_convert instead of convert.
11210 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11213 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
11214 that ref to be marked MEM_READONLY_P doesn't have base that needs
11217 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11219 * genautomata.c (output_get_cpu_unit_code_func,
11220 output_cpu_unit_reservation_p): Don't generate old-style function
11223 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11226 PR tree-optimization/20009
11227 * convert.c (convert_to_integer): Revert 2005-02-16 change.
11229 PR tree-optimization/18947
11230 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
11231 inline, remove all nodes that are inlined into the extern inline
11234 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11236 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
11237 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
11238 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
11239 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
11242 2005-02-17 Roger Sayle <roger@eyesopen.com>
11244 PR tree-optimization/19917
11245 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
11246 to be potentially trapping.
11248 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11250 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
11252 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
11254 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
11255 tem becomes a local variable which is set to the value of the
11256 back end defined INITIAL_FRAME_ADDRESS macro.
11257 (expand_builtin_frame_address): Omit the base parameter to
11258 expand_builtin_return_addr.
11259 (expand_builtin_profile_func): Likewise.
11260 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
11261 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
11262 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
11264 2005-02-17 Jakub Jelinek <jakub@redhat.com>
11266 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
11267 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
11268 * config/frv/frv.c (frv_function_epilogue): Likewise.
11270 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
11272 * lambda-code (perfect_nestify): Remove mark/unmark
11273 for rewriting hack.
11274 * tree-loop-linear.c (linear_transform_loops): Add
11275 rewrite_into_ssa call so that ssa is correct for
11276 rewriting into loop closed.
11278 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
11280 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
11281 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
11283 * bt-load.c (btr_def_live_range, combine_btr_defs,
11284 migrate_btr_def, migrate_btr_defs): Likewise.
11285 * cfgcleanup.c (thread_jump): Likewise.
11286 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
11287 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
11288 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
11289 df_rd_local_compute, df_reg_info_compute): Likewise.
11290 * dominance.c (init_dom_info, free_dom_info): Likewise.
11291 * flow.c (init_propagate_block_info,
11292 free_propagate_block_info): Likewise.
11293 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
11294 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
11295 modify_reg_pav): Likewise.
11296 * loop-invariant.c (find_defs, find_invariant_insn,
11297 find_invariants, free_inv_motion_data): Likewise.
11298 * predict.c (tree_predict_by_opcode,
11299 estimate_bb_frequencies): Likewise.
11300 * stmt.c (expand_case): Likewise.
11301 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
11302 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
11303 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
11304 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
11305 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
11306 rewrite_ssa_into_ssa): Likewise.
11307 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11308 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
11309 analyze_edges_for_bb, perform_edge_inserts): Likewise.
11310 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
11311 * tree-sra.c (tree_sra): Likewise.
11312 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
11313 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11314 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
11315 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11316 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
11317 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
11319 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
11320 calculate_live_on_entry, calculate_live_on_exit,
11321 build_tree_conflict_graph): Likewise.
11322 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
11323 record_important_candidates, set_use_iv_cost, find_depends,
11324 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11325 tree_ssa_iv_optimize_finalize): Likewise.
11326 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11327 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11328 tree_duplicate_loop_to_header_edge): Likewise.
11329 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11330 * tree-ssa.c (verify_flow_insensitive_alias_info,
11331 verify_name_tags, verify_ssa, init_tree_ssa,
11332 delete_tree_ssa): Likewise.
11333 * tree-ssanames.c (marked_ssa_names, init_ssanames,
11334 fini_ssanames): Likewise.
11335 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11337 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
11339 * config/rs6000/t-rtems: Completely reworked.
11341 2005-02-17 Ira Rosen <irar@il.ibm.com>
11343 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11345 2005-02-17 Ira Rosen <irar@il.ibm.com>
11347 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11348 POINTER_TYPE_P when checking that type is a pointer.
11349 (vect_get_memtag): Remove.
11350 (vect_address_analysis): Use POINTER_TYPE_P. Call
11351 vect_object_analysis with dummy parameter for memtag.
11352 (vect_object_analysis): Extract memtag (functionality that
11353 used to be in vect_get_memtag and moved here). Fix printings.
11354 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11355 with correct parameters. Remove call to vect_get_memtag.
11357 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
11359 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11360 (tree-vectorizer.o): Added missing dependencies.
11362 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11364 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11365 declaration in tree-vectorizer.c, now has an extern declaration in
11366 tree-vectorizer.h).
11367 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11368 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11369 get_vectype_for_scalar_type, vect_is_simple_use,
11370 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11371 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11372 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11373 vectorizable_store, vectorizable_operation, vectorizable_assignment,
11374 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11375 find_loop_location): Likewise.
11377 * tree-vectorizer.c (langhooks.h): #include removed.
11378 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11379 moved to tree-vectorized.h.
11380 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11381 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11382 get_vectype_for_scalar_type, vect_is_simple_use,
11383 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11384 vect_supportable_dr_alignment, new_loop_vec_info,
11385 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11386 vect_set_verbosity_level, find_loop_location): Likewise.
11388 (vect_analyze_loop): Function externalized. Declaration moved to
11389 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11390 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11391 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11392 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11393 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11394 vect_enhance_data_refs_alignment, vect_analyze_operations,
11395 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11396 vect_stmt_relevant_p, vect_get_loop_niters,
11397 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11398 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11399 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11400 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11401 vect_get_memtag): Likewise.
11403 (vectorizable_load): Function externalized. Declaration moved to
11404 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11405 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11406 vect_transform_loop): Likewise.
11407 (vect_transform_stmt): Moved to tree-vect-transform.c.
11408 (vect_align_data_ref, vect_create_destination_var,
11409 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11410 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11411 vect_get_vec_def_for_operand, vect_init_vector,
11412 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11413 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11414 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11415 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11416 vect_do_peeling_for_loop_bound): Likewise.
11418 * tree-vect-analyze.c: New file.
11419 * tree-vect-transform.c: New file.
11421 2005-02-17 Jason Merrill <jason@redhat.com>
11423 PR mudflap/19319, c++/19317
11424 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11427 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
11429 * doc/install.texi (Specific): Update link for Darwin-specific
11432 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
11434 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11435 constant_boolean_node.
11437 2005-02-16 David Edelsohn <edelsohn@gnu.org>
11440 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11441 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11443 2005-02-16 Richard Henderson <rth@redhat.com>
11446 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11448 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11449 replace uses with Wtype_MAXp1_F.
11450 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11451 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11452 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11453 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11454 and HAVE_TFMODE as appropriate.
11455 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11456 (__floatdisf): Likewise.
11457 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11458 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11459 (Wtype_MAXp1_F): New.
11460 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11461 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11463 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11466 * arm.c (arm_apply_result_size): New function.
11467 * arm.h (APPLY_RESULT_SIZE): Define.
11468 * arm-protos.h (arm_apply_result_size): Add prototype.
11469 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11470 (movxf): New expand.
11471 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11472 (call_value_symbol): Remove predicate for operand 0.
11473 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11474 (untyped_call): Rework to correclty return values for any type.
11475 (untyped_return): New expand.
11476 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11478 2005-02-16 Stan Shebs <shebs@apple.com>
11480 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11481 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11483 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11485 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11486 configure settings on Solaris 7 and later.
11488 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11490 PR tree-optimization/19865
11491 * tree-optimize.c (init_tree_optimization_passes): Run
11492 pass_may_alias after pass_sra.
11494 2005-02-16 Richard Henderson <rth@redhat.com>
11495 Stuart Hastings <stuart@apple.com>
11498 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11499 Do nothing if debug info suppressed for this function.
11500 (dbxout_begin_function): Early exit if debug info suppressed for
11503 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11506 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11508 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11510 PR tree-optimization/19967
11511 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11512 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11513 argument TYPE. Adjust calls to fold_builtin_XXX.
11514 (expand_builtin, fold_builtin_1): Adjust calls to
11515 expand_builtin_XXX.
11516 (fold_builtin_strchr, fold_builtin_strpbrk,
11517 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11518 result to a requested type TYPE.
11520 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11522 PR middle-end/19857
11523 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11524 (T)x & (T)cst if (T)cst overflows.
11525 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11526 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11528 2005-02-15 Jeff Law <law@redhat.com>
11530 * gcse.c (blocks_with_calls): New bitmap.
11531 (alloc_gcse_mem): Allocate it.
11532 (free_gcse_mem): Free it.
11533 (clear_modifY_mem_tables): Clear it.
11534 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11535 when we encounter CALL_INSNs.
11536 (compute_transp, case MEM): Handle blocks with calls separate
11537 from blocks without calls. Use bitmap iterators rather than
11540 2005-02-15 Peter O'Gorman <peter@pogma.com>
11543 * mklibgcc.in (vis_hide): Use a temporary object file, not
11546 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11549 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11550 access optimization.
11552 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11553 Alan Modra <amodra@bigpond.net.au>
11556 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11557 (_xlqsub): Rename to __gcc_qsub.
11558 (_xlqmul): Rename to __gcc_qmul.
11559 (_xlqdiv): Rename to __gcc_qdiv.
11560 Provide versioned symbol aliases with old names.
11561 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11562 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11563 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11564 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11565 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11567 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11569 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11570 Fold ~(A - 1) and ~(A + -1) to -A.
11572 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11576 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11577 config/pa/pa-host.c:pa_gt_pch_use_address.
11579 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11581 * tree-vn.c (get_value_handle): Make sure that given an
11582 is_gimple_min_invariant expression, we always return it.
11584 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11586 * passes.c (rest_of_handle_gcse): Fix a comment.
11588 2005-02-15 Jeff Law <law@redhat.com>
11590 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11592 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11593 (canon_list_insert, record_last_mem_set_info): Similarly.
11594 (clear_modify_mem_tables): Similarly.
11596 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11598 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11599 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11600 config/mips/mips.md, config/rs6000/aix.h,
11601 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11603 2005-02-15 Richard Henderson <rth@redhat.com>
11605 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11606 call to be best_edge.
11608 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11610 * basic-block.h: Adjust the prototype for find_basic_blocks.
11611 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11612 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11615 * flow.c (recompute_reg_usage): Remove all arguments.
11616 * passes.c (rest_of_compilation): Adjust the call to
11617 recompute_reg_usage.
11618 * rtl.h: Adjust the prototype for recompute_reg_usage.
11620 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11622 * tree-dump.c (dump_files): Update to reflect new member
11624 (dump_register): Add new argument.
11626 (dump_switch_p_1): Check against glob name if doglob was passed.
11627 (dump_switch_p): Check against regular first, then glob if
11628 we didn't have any hits on the dump name.
11629 * tree-optimize.c (register_one_dump_file):
11630 Pass in glob name as well.
11631 * tree-pass.h (struct dump_file_info): Add glob
11634 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11636 PR preprocessor/16323
11637 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11639 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11642 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11643 (trunctfdf2_internal1): New.
11644 (trunctfdf2_internal2): Renamed from trunctfdf2.
11646 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11648 PR tree-optimization/19853
11649 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11651 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11653 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11654 delete_dead_jumptables and cleanup_cfg.
11656 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11658 * reload.c (find_reloads): Swap address_reloaded flags when
11659 swapping commutative operands.
11661 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11663 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11664 Use standard_iv_increment_position for computing the bsi position
11666 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11669 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11672 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11673 life range of hard registers.
11674 * value-prof.c (insn_prefetch_values_to_profile): Only
11677 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11678 profile in libcalls.
11680 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11682 * bitmap.h (bitmap_and_compl_into): Return bool.
11683 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11685 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11687 PR tree-optimization/19944
11688 * fold-const.c (fold): Re-add ABS_EXPR folding.
11690 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11693 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11694 {TARGET,MASK}_XL_COMPAT.
11695 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11697 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11698 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11700 (rs6000_arg_partial_bytes): Same.
11701 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11702 and XL compatibility enabled.
11703 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11704 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11705 test to final condition.
11706 (cmptf_internal2): New.
11707 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11708 xl-compat. Add TFmode information to description.
11710 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11712 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11714 2005-02-13 Jason Merrill <jason@redhat.com>
11717 * fold-const.c (fold_indirect_ref_1): Split out from...
11718 (build_fold_indirect_ref): Here.
11719 (fold_indirect_ref): New fn.
11720 * tree.h: Declare it.
11721 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11722 (gimplify_modify_expr_rhs): Likewise.
11723 (gimplify_expr): Likewise.
11725 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11727 PR tree-optimization/14303
11728 PR tree-optimization/15784
11729 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11730 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11731 ABS_EXPR<x> != 0 to x != 0.
11733 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11735 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11736 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11737 spelling conventions.
11739 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11740 delete_trivially_dead_insns too many times.
11742 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11745 2005-02-12 Ira Rosen <irar@il.ibm.com>
11747 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11748 (vect_is_simple_iv_evolution): Remove redundant parameter
11750 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11751 without last parameter.
11752 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11753 Return pointer step. Call vect_is_simple_iv_evolution without
11754 last parameter. Check only that the step is multiple of size
11755 type. Remove stmt_vinfo updates.
11756 (vect_get_memtag_and_dr): Remove.
11757 (vect_get_memtag): New function.
11758 (vect_address_analysis): New function.
11759 (vect_object_analysis): New function.
11760 (vect_analyze_data_refs): Call vect_object_analysis and
11761 vect_get_memtag. Update stmt_vinfo fields.
11763 2005-02-12 Ira Rosen <irar@il.ibm.com>
11765 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11766 exist and are objects. Remove checks for pointer.
11767 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11768 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11769 (vect_create_data_ref_ptr): Likewise.
11770 (vect_base_addr_differ_p): New function.
11771 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11772 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11773 Don't set the DR_BASE_NAME field of data-ref.
11774 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11776 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11778 * optabs.h (enum optab_index): Add new OTI_ldexp.
11779 (ldexp_optab): Define corresponding macro.
11780 * optabs.c (init_optabs): Initialize ldexp_optab.
11781 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11783 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11785 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11786 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11788 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11789 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11792 2005-02-12 Ira Rosen <irar@il.ibm.com>
11794 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11796 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11798 (vect_get_base_and_offset): Always return an address.
11799 (vect_create_addr_base_for_vector_ref): Remove treatment for
11800 different data reference types.
11801 (vect_compute_data_ref_alignment): Rename base to base_address in
11802 stmt_vec_info. Get the object in order to force its alignment.
11803 (vect_get_memtag_and_dr): Rename base to base_address in
11804 stmt_vec_info. Extract the object for memtag analysis.
11806 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11808 PR regression/19898.
11809 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11810 changes cc_status, use apply modified_in_p to part of cc_status
11811 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11814 2005-02-11 Richard Henderson <rth@redhat.com>
11816 * tree-complex.c (expand_complex_libcall): New.
11817 (expand_complex_multiplication): Use it for c99 compliance.
11818 (expand_complex_division): Likewise.
11819 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11821 * builtins.c (built_in_names): Remove const.
11822 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11824 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11825 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11826 (built_in_names): Remove const.
11827 * c-common.c (c_common_type_for_mode): Handle complex modes.
11828 * flags.h, toplev.c (flag_complex_method): Rename from
11829 flag_complex_divide_method.
11830 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11831 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11832 * libgcc2.h: Declare them.
11833 * libgcc-std.ver: Export them.
11834 * mklibgcc.in (lib2funcs): Build them.
11836 2005-02-11 Steven Bosscher <stevenb@suse.de>
11838 PR tree-optimization/19876
11839 Partially revert my change from 2005-01-14
11840 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11841 (compute_antic): ...and remove the loop here.
11843 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11845 PR middle-end/19858
11846 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11847 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11849 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11850 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11852 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11854 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11855 offsets for the big-endian 32-bit case.
11857 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11859 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11861 2005-02-11 Dale Johannesen <dalej@apple.com>
11863 * cselib.c (cselib_process_insn): Clear out regs where
11864 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11865 * reload.c (find_equiv_reg): Ditto.
11867 2005-02-11 Ian Lance Taylor <ian@airs.com>
11869 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11872 * tree.c (build_function_type_list): Work correctly if there are
11875 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11877 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11878 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11879 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11880 TARGET_ZARCH instead of TARGET_64BIT.
11882 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11884 * config/rs6000/t-rtems:
11885 (MULTILIB_OPTIONS): Remove mcpu=602.
11886 (MUTLILIB_DIRNAMES): Remove m602.
11887 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11888 Let mcpu=602 match mcpu=603.
11889 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11891 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11893 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11894 signal trampolines.
11896 2005-02-10 David Daney <ddaney@avtrex.com>
11898 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11899 * config/i386/linux-unwind.h: Likewise.
11900 * config/ia64/linux-unwind.h: Likewise.
11901 * config/mips/linux-unwind.h: Likewise.
11902 * config/pa/linux-unwind.h: Likewise.
11903 * config/rs6000/linux-unwind.h: Likewise.
11904 * config/s390/linux-unwind.h: Likewise.
11905 * config/sh/linux-unwind.h: Likewise.
11906 * config/sparc/linux-unwind.h: Likewise.
11908 2005-02-10 Steven Bosscher <stevenb@suse.de>
11910 PR tree-optimization/17549
11911 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11912 TER to replace a DEF with its expression if the DEF and the
11913 rhs of the expression we replace into have the same root
11916 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11918 * config/mips/mips.md: Fix the placement of the match_scratch in the
11921 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11923 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11926 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11928 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11929 (strip_offset): Handle addresses.
11930 (add_address_candidates): Use strip_offset.
11931 (difference_cost): Reflect strip_offset change.
11932 (force_var_cost, difference_cost): Strip nops.
11934 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11936 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11938 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11939 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11940 config/cris/cris-protos.h, config/cris/cris.c: Update
11943 2005-02-10 Jeff Law <law@redhat.com>
11945 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11946 (lookup_avail_expr): Similarly.
11948 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11950 * builtins.c (fold_builtin_powi): New function.
11951 (fold_builtin_1): Call it.
11953 2005-02-10 Steven Bosscher <stevenb@suse.de>
11955 PR documentation/19309
11956 * doc/cpp.texi: The __GNUC__ and related predefined macros
11957 are also defined for the "standalone" cpp.
11958 Some non-GCC compilers may also define __GNUC__.
11960 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11963 * c-typeck.c (common_type): New routine. Old common_type renamed
11965 (c_common_type): ...this.
11966 (build_conditional_expr, build_binary_op): Use c_common_type instead
11969 2005-02-10 Steven Bosscher <stevenb@suse.de>
11971 * doc/md.texi: Replace @samp{length} with @code{length}.
11973 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11975 PR tree-optimization/18687
11976 * tree-flow.h (find_loop_niter): Declare.
11977 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11978 Try using scev even for loops with more than one exit.
11979 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11980 (struct ivopts_data): Added niters field.
11981 (struct nfe_cache_elt): New.
11982 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11984 (tree_ssa_iv_optimize_init): Initialize niters cache.
11985 (determine_number_of_iterations): Removed.
11986 (find_induction_variables): Do not call determine_number_of_iterations.
11987 Access niters for single exit through niter_for_single_dom_exit.
11988 (add_iv_outer_candidates): Access niters for single exit through
11989 niter_for_single_dom_exit.
11990 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11991 number_of_iterations_cond.
11992 (iv_period): New function.
11993 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11994 (may_replace_final_value): Take data argument. Use
11995 niter_for_single_dom_exit.
11996 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11997 (rewrite_use_compare): Pass data to may_eliminate_iv.
11998 (rewrite_use_outer): Pass data to may_replace_final_value.
11999 (free_loop_data): Clean up the niters cache.
12000 (tree_ssa_iv_optimize_finalize): Free the niters cache.
12001 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
12002 * tree-ssa-loop-niter.c (find_loop_niter): New function.
12003 (find_loop_niter_by_eval): Use tree_int_cst_lt.
12004 (num_ending_zeros): Moved to tree.c.
12005 * tree.h (num_ending_zeros): Declare.
12006 * tree.c (num_ending_zeros): Moved from tree.c.
12008 2005-02-09 Richard Henderson <rth@redhat.com>
12010 * builtins.c (DEF_BUILTIN): Add COND argument.
12011 * tree.h (DEF_BUILTIN): Likewise.
12012 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
12013 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
12015 (DEF_BUILTIN_STUB): New.
12016 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
12017 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
12018 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
12019 * c-common.c (DEF_BUILTIN): Add COND argument.
12020 * tree.c (local_define_builtin): New.
12021 (build_common_builtin_nodes): New.
12023 2005-02-09 Roger Sayle <roger@eyesopen.com>
12025 * fold-const.c (fold_strip_sign_ops): New function to simplify a
12026 floating point expression ignoring the sign of the result.
12027 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
12028 (fold) <MULT_EXPR>: Use it to simplify x*x.
12029 * tree.h (fold_strip_sign_ops): Prototype here.
12030 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
12031 argument. Use fold_strip_sign_ops to simplify the first argument.
12032 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
12033 first argument when the second argument is an even integer
12034 constant, but only with -funsafe_math_optimizations.
12035 (fold_builtin_1): Update call to fold_builtin_copysign.
12037 2005-02-09 Ian Lance Taylor <ian@airs.com>
12039 PR middle-end/19583
12040 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
12041 just check whether EH_FILTER_FAILURE falls through.
12043 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
12045 * gcc/haifa-sched.c (schedule_block): Make queued sched group
12046 insns return to ready list in the next turn.
12048 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
12050 PR middle-end/19402
12051 * builtins.def: New __builtin_powi[lf].
12052 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
12053 (expand_builtin_powi): New function.
12054 (expand_builtin): Dispatch to expand_builtin_powi.
12055 * libgcc2.h: Add prototypes for __builtin_powi[lf].
12056 * libgcc2.c: Add __builtin_powi[lf] implementation.
12057 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
12058 * optabs.h: Add powi_optab.
12059 * optabs.c (init_optabs): Initialize powi_optab.
12060 * doc/extend.texi: Document __builtin_powi[lf].
12062 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
12064 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
12067 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
12069 PR middle-end/19854
12070 * fold-const.c (try_move_mult_to_index): Remove redundant
12071 type argument. Create ADDR_EXPR with correct type.
12072 (fold): Update callers of try_move_mult_to_index. Convert
12073 result to the appropriate type.
12075 2005-02-09 Roger Sayle <roger@eyesopen.com>
12078 * config/avr/avr.c (default_rtx_costs): Delete.
12079 (avr_operand_rtx_cost): New function.
12080 (avr_rtx_costs): Completely rewrite.
12082 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
12085 * config/cris/cris.c (in_code): New variable.
12086 (cris_output_addr_const): Now a static function, a wrapper for
12088 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
12089 case from old cris_output_addr_const.
12090 (cris_asm_output_label_ref): Similar for LABEL_REF.
12091 (cris_output_addr_const_extra): Similar for UNSPEC.
12092 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
12093 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
12094 * config/cris/cris-protos.h (cris_output_addr_const): Remove
12096 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
12097 (cris_asm_output_label_ref): Declare.
12099 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
12101 PR preprocessor/19801
12102 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
12103 filenames that changed when libcpp was moved to the toplevel.
12105 2005-02-07 Roger Sayle <roger@eyesopen.com>
12107 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12108 zero extensions of BImode operands. Call lowpart_subreg instead
12109 of gen_lowpart_common and gen_lowpart_SUBREG.
12111 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
12114 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
12115 * configure.ac: Set cc_for_cross_gnattools.
12116 * configure: Regenerate.
12118 2005-02-08 Alan Modra <amodra@bigpond.net.au>
12121 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
12123 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12126 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
12127 of nested functions.
12129 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
12131 * doc/extend.texi: Document deprecated extensions allowing
12132 static floating-point members to have initializers and allowing
12133 floating-point literals in integral constant expressions.
12135 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
12137 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
12138 config/darwin7.h, config/mips/mips.c,
12139 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
12142 * cse.c: Update comments.
12144 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
12146 PR middle-end/19775
12147 * builtins.c (fold_builtin_sqrt): Transform
12148 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
12151 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
12152 Dorit Naishlos <dorit@il.ibm.com>
12154 * doc/invoke.texi (ftree-vectorizer-verbose): New.
12155 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
12156 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
12158 * tree.h (vect_set_verbosity_level): New extern function declaration
12160 * tree-vectorizer.h (verbosity_levels): New enum type.
12161 * tree-vectorizer.c (vect_debug_stats): Function removed.
12162 (vect_debug_details): Likewise.
12163 (vect_verbosity_level): Global variable was defined and initialized.
12164 (vect_dump): Global variable definition.
12165 (vect_print_dump_info): New function.
12166 (vect_set_dump_settings): New function.
12167 (vect_set_verbosity_level): New function.
12168 (vectorize_loops): Add call to vect_set_dump_settings.
12170 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
12171 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12172 (slpeel_tree_peel_loop_to_edge): Likewise.
12174 (vect_analyze_offset_expr): Call to vect_print_dump_info with
12175 appropriate verbosity level instead of call to vect_debug_details
12176 or vect_debug_stats.
12177 (vect_get_base_and_offset):
12178 (vect_create_addr_base_for_vector_ref):
12179 (get_vectype_for_scalar_type):
12180 (vect_create_data_ref_ptr):
12181 (vect_init_vector):
12182 (vect_get_vec_def_for_operand):
12183 (vect_finish_stmt_generation):
12184 (vectorizable_assignment):
12185 (vectorizable_operation):
12186 (vectorizable_store):
12187 (vectorizable_load):
12188 (vect_transform_stmt):
12189 (vect_update_ivs_after_vectorizer):
12190 (vect_do_peeling_for_loop_bound):
12191 (vect_update_inits_of_drs):
12192 (vect_do_peeling_for_alignment):
12193 (vect_transform_loop):
12194 (vect_is_simple_use):
12195 (vect_analyze_operations):
12196 (vect_is_simple_iv_evolution):
12197 (vect_analyze_scalar_cycles):
12198 (vect_analyze_data_ref_dependence):
12199 (vect_analyze_data_ref_dependences):
12200 (vect_compute_data_ref_alignment):
12201 (vect_enhance_data_refs_alignment):
12202 (vect_analyze_data_refs_alignment):
12203 (vect_analyze_data_ref_access):
12204 (vect_analyze_data_ref_accesses):
12205 (vect_analyze_pointer_ref_access):
12206 (vect_get_memtag_and_dr):
12207 (vect_analyze_data_refs):
12208 (vect_mark_relevant):
12209 (vect_stmt_relevant_p):
12210 (vect_mark_stmts_to_be_vectorized):
12211 (vect_can_advance_ivs_p):
12212 (vect_get_loop_niters):
12213 (vect_analyze_loop_form):
12214 (vect_analyze_loop):
12215 (vectorize_loops): Likewise.
12217 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
12218 (vect_update_inits_of_drs):
12219 (vect_do_peeling_for_alignment):
12220 (vect_transform_loop):
12221 (vect_analyze_operations):
12222 (vect_analyze_scalar_cycles):
12223 (vect_analyze_data_ref_dependences):
12224 (vect_analyze_data_refs_alignment):
12225 (vect_analyze_data_ref_accesses):
12226 (vect_analyze_data_refs):
12227 (vect_mark_stmts_to_be_vectorized):
12228 (vect_get_loop_niters):
12229 (vect_analyze_loop_form):
12230 (vect_analyze_loop): Likewise.
12231 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
12233 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
12237 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12238 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12239 either -ffast-math or -funsafe-math-optimizations is in use.
12241 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12242 * config/mips/irix-csr.c: New file.
12243 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12244 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12245 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12248 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
12250 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
12251 redundant, incorrect definitions.
12253 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
12255 ("*tls_indirect_call"): New, reference hard regs directly.
12256 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
12258 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12260 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
12261 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
12263 2005-02-06 Roger Sayle <roger@eyesopen.com>
12265 PR rtl-optimization/19800
12266 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
12267 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
12270 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12272 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
12274 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
12277 * doc/invoke.texi: Correct documentation of -freorder-functions.
12279 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12282 * doc/invoke.texi: Don't mention gccbug.
12284 2005-02-06 Roger Sayle <roger@eyesopen.com>
12285 Andrew Pinski <pinskia@physics.uc.edu>
12286 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12288 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12289 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
12290 into just (zero_extract:SI FOO (const_int 1) BAR).
12292 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12294 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
12295 macro locally. Don't give last revision date. Use GCC version
12296 number from gcc-common.texi.
12297 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
12298 revision date. Use GCC version number from gcc-common.texi.
12299 Describe being a library as current state rather than as 3.x
12301 * doc/gcc.texi: Remove last update date.
12302 * doc/gccint.texi: Likewise. Update copyright dates.
12303 * doc/install.texi: Update copyright dates.
12305 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12308 * doc/invoke.texi: Mention for each option included in -Wall that
12309 it is included in -Wall.
12310 * doc/gcc.texi: Update copyright and last modification date.
12312 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12314 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
12315 unnecessary cast to original induction variable increments.
12317 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12319 PR tree-optimization/18219
12320 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
12321 in distributed form.
12323 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
12325 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12326 Set bitpos and offset later in the function. Do nothing if the
12327 target is a register and if the bitfield lies completely outside
12329 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12330 here. Return an uninitialised register if the source value is stored
12331 in a register and the bitfield lies completely outside that register.
12333 2005-02-06 Steven Bosscher <stevenb@suse.de>
12335 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12338 2005-02-06 Marcin Dalecki <martin@dalecki.de>
12340 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12342 2005-02-06 Geoffrey Keating <geoffk@apple.com>
12344 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12345 * config/darwin8.h: New.
12346 * config/darwin7.h: Update comment.
12348 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12349 Dorit Naishlos <dorit@il.ibm.com>
12351 * tree-vectorizer.h (LOC): New type.
12352 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12353 (loop_line_number): New field in struct _loop_vec_info.
12354 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12356 * tree-vectorizer.c (input.h): Included.
12357 (find_loop_location): New function.
12358 (vect_debug_stats): Argument changed from loop to LOC. Computation of
12359 loop line number removed.
12360 (vect_debug_details): Likewise.
12361 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12363 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12364 call to vect_debug_details/stats changed from loop to loop_loc.
12365 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12366 (slpeel_tree_peel_loop_to_edge): Likewise.
12368 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12369 changed from NULL to UNKNOWN_LOC.
12370 (vect_get_base_and_offset):
12371 (vect_create_addr_base_for_vector_ref):
12372 (get_vectype_for_scalar_type):
12373 (vect_create_data_ref_ptr):
12374 (vect_init_vector):
12375 (vect_get_vec_def_for_operand):
12376 (vect_finish_stmt_generation):
12377 (vectorizable_assignment):
12378 (vectorizable_operation):
12379 (vectorizable_store):
12380 (vectorizable_load):
12381 (vect_transform_stmt):
12382 (vect_update_ivs_after_vectorizer):
12383 (vect_do_peeling_for_loop_bound):
12384 (vect_do_peeling_for_alignment):
12385 (vect_transform_loop):
12386 (vect_is_simple_use):
12387 (vect_analyze_operations):
12388 (vect_is_simple_iv_evolution):
12389 (vect_analyze_scalar_cycles):
12390 (vect_analyze_data_ref_dependences):
12391 (vect_compute_data_ref_alignment):
12392 (vect_enhance_data_refs_alignment):
12393 (vect_analyze_data_ref_access):
12394 (vect_analyze_data_ref_accesses):
12395 (vect_analyze_pointer_ref_access):
12396 (vect_get_memtag_and_dr):
12397 (vect_analyze_data_refs):
12398 (vect_mark_relevant):
12399 (vect_stmt_relevant_p):
12400 (vect_mark_stmts_to_be_vectorized):
12401 (vect_can_advance_ivs_p):
12402 (vect_get_loop_niters):
12403 (vect_analyze_loop):
12404 (vectorize_loops): Likewise.
12406 (vectorizable_load): Argument in call to vect_debug_details/stats
12407 changed from loop to LOOP_LOC (loop_vinfo).
12408 (vect_transform_loop):
12409 (vect_analyze_operations):
12410 (vect_analyze_scalar_cycles):
12411 (vect_analyze_data_ref_dependence):
12412 (vect_enhance_data_refs_alignment):
12413 (vect_analyze_data_ref_accesses):
12414 (vect_analyze_pointer_ref_access):
12415 (vect_analyze_data_refs):
12416 (vect_analyze_loop): Likewise.
12418 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12419 changed from loop to loop_loc.
12421 (vect_enhance_data_refs_alignment): Removed unused variable loop.
12423 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12424 Dorit Naishlos <dorit@il.ibm.com>
12426 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12428 (vect_analyze_data_ref_dependences): Likewise.
12430 (vect_is_simple_use): Argument changed from loop structure to
12431 loop_vect_info structure.
12432 (vect_can_advance_ivs_p): Likewise.
12433 (vect_create_index_for_vector_ref): Likewise.
12434 (vect_update_ivs_after_vectorizer): Likewise.
12435 (new_stmt_vec_info): Likewise.
12437 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12438 changed from loop to loop_vinfo.
12439 (vect_create_data_ref_ptr): First argument in call to
12440 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12441 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12442 was changed from loop to loop_vinfo.
12443 (vectorizable_operation): Likewise.
12444 (vectorizable_store): Likewise.
12445 (vect_mark_stmts_to_be_vectorized): Likewise.
12446 (vect_do_peeling_for_loop_bound): First argument in call to
12447 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12448 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12449 was changed from loop to loop_vinfo.
12450 (vect_analyze_data_ref_dependences): Third argument in call to
12451 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12453 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12454 (vect_create_data_ref_ptr): Likewise.
12455 (vect_init_vector): Likewise.
12456 (vect_get_vec_def_for_operand): Likewise.
12457 (vectorizable_assignment): Likewise.
12458 (vectorizable_operation): Likewise.
12459 (vectorizable_store): Likewise.
12460 (vectorizable_load): Likewise.
12461 (vect_update_ivs_after_vectorizer): Likewise.
12462 (vect_is_simple_use): Likewise.
12463 (vect_analyze_data_ref_dependence): Likewise.
12464 (vect_analyze_pointer_ref_access): Likewise.
12465 (vect_can_advance_ivs_p): Likewise.
12467 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12468 before _stmt_vec_info.
12469 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12470 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12471 (new_stmt_vec_info): Argument changed from loop structure to
12472 loop_vect_info structure
12474 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12475 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12476 (vect_create_addr_base_for_vector_ref): Likewise.
12477 (vect_analyze_pointer_ref_access): Likewise.
12479 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12482 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12483 phi flag if the phi is abnormal.
12485 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12488 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12489 information for the new statement.
12491 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12494 * gcc.c (main): Include the target in -v output.
12496 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12498 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12499 Do not drop the extend if we'd have to add a paradoxical subreg
12500 later. Include optabs.h and insn-codes.h.
12501 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12503 2005-02-02 Roger Sayle <roger@eyesopen.com>
12505 PR middle-end/19405
12506 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12507 * fold-const.c (const_binop): Avoid constant folding floating
12508 point operations in modes that use composite representations.
12509 * simplify-rtx.c (simplify_binary_operation): Likewise.
12511 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12513 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12515 (altivec_dstt): Likewise.
12516 (altivec_dstst): Likewise.
12517 (altivec_dststt): Likewise.
12518 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12521 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12523 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12524 EXPR_LOCUS from orig_cond to the new cond_stmt.
12525 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12528 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12530 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12531 standard_iv_increment_position. Remove call to bsi_next
12532 (no need to bump the iterator anymore).
12533 (vect_create_index_for_vector_ref): Call
12534 standard_iv_increment_position. Remove second function argument.
12535 (vect_finish_stmt_generation): Remove call to bsi_next
12536 (no need to bump the iterator anymore).
12537 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12538 to vect_create_index_for_vector_ref.
12540 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12542 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12543 phis are used out of the loop.
12545 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12548 * c-decl.c (undef_nested_function): New variable.
12549 (pop_scope): Diagnose undefined nested functions.
12550 (finish_function): Don't attempt cgraph processing or genericizing
12551 if current top-level function contained an undefined nested
12552 function. Reset undef_nested_function at the end of a top-level
12555 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12557 * tree.c (build_int_cst_type): Take sign of the value into account
12558 when deciding whether sign extend the value.
12560 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12563 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12564 (cpp_options, cc1_options): Change %{std*&ansi} to
12565 %{std*&ansi&trigraphs}.
12567 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12569 * cse.c: Update comments.
12571 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12573 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12574 arguments go on the stack. Do not put complex doubles in odd/even
12577 2005-02-02 Steven Bosscher <stevenb@suse.de>
12579 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12580 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12581 -ftree-pre, and -fthread-jumps.
12583 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12585 PR tree-optimization/19578
12586 * tree-flow.h (modified_noreturn_calls): Declare.
12587 (noreturn_call_p): Declare.
12588 * tree-flow-inline.h (noreturn_call_p): New function.
12589 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12590 * tree-cfg.c (modified_noreturn_calls): New variable.
12591 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12592 that contain a mid-block noreturn call.
12593 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12595 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12597 * df.c (df_def_record_1, df_uses_record): Don't use
12599 * df.h (DF_FOR_REGALLOC): Remove.
12601 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12604 * c-typeck.c (really_start_incremental_init): Reset
12605 constructor_max_index for arrays of incomplete type.
12607 2005-02-02 Jeff Law <law@redhat.com>
12609 * gcse.c (struct reg_set): Store the block index where the register
12610 was set rather than the setting insn.
12611 (record_one_set, compute_transp): Corresponding changes.
12612 (pre_insert_copy_insn): Do not call replace_one_set.
12613 (replace_one_set): Remove.
12615 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12618 * doc/gcov.texi: Fix typo.
12620 2005-02-01 Richard Henderson <rth@redhat.com
12623 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12624 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12626 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12627 * config/i386/i386-protos.h: Update.
12629 2005-02-01 Steven Bosscher <stevenb@suse.de>
12631 PR tree-optimization/19217
12632 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12633 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12634 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12635 that it is walking a PHI node.
12637 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12639 * doc/extend.texi (Nested Functions): Update.
12641 2005-02-01 Richard Henderson <rth@redhat.com>
12644 * optabs.c (expand_copysign_absneg): Export.
12645 * optabs.h (expand_copysign_absneg): Declare.
12646 * config/rs6000/rs6000.md (copysigntf3): New.
12648 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12650 PR tree-optimization/19633
12651 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12652 * tree-ssa-alias.c (init_alias_info): Initialize.
12653 (merge_pointed_to_info): Set.
12654 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12655 (dump_points_to_info_for): Show value of pt_null.
12656 (struct count_ptr_d): Declare.
12657 (find_ptr_dereference): Remove.
12658 (ptr_is_dereferenced_by): Remove.
12659 (count_ptr_derefs): New local function.
12660 (count_uses_and_derefs): New local function.
12661 (compute_points_to_and_addr_escape): Call it. If the number
12662 of dereferences is greater than zero, mark the pointer as
12663 dereferenced. If there are fewer dereferences than uses of
12664 the pointer, the pointer's value escapes.
12666 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12668 PR tree-optimization/19670
12669 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12671 (verify_use): ... set it here, instead.
12673 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12675 * doc/sourcebuild.texi (Test directives): Fix formatting.
12677 * doc/sourcebuild.texi (Test directives): Describe selector
12680 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12682 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12683 specific 64-bit CPUs.
12685 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12688 * arm.c (arm_eliminable_register): New function.
12689 (adjacent_mem_locations): Don't allow eliminable registers. Use
12690 HOST_WIDE_INT for address offsets.
12691 * arm-protos.h (arm_eliminable_register): Add prototype.
12693 2005-02-01 Steven Bosscher <stevenb@suse.de>
12695 PR optimization/15242
12696 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12697 * basic-block.h (duplicate_computed_gotos): Add prototype.
12698 * bb-reorder.c (duplicate_computed_gotos): New function to
12699 duplicate sufficiently small blocks ending in a computed jump.
12700 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12701 if not optimizing for size.
12702 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12703 never do tail merging for blocks ending in a computed jump.
12704 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12706 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12708 Patch from Richard Sandiford <rsandifo@redhat.com>
12709 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12710 from inheriting a subreg equivalence with a non-spill register.
12712 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12714 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12716 * config/frv/frv.c (movcc_fp_destination_operand): New.
12717 (gpr_or_memory_operand): Fix typo in comment.
12718 (gpr_or_memory_operand_with_scratch): New.
12719 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12720 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12721 movcc_fp_destination_operand.
12722 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12723 Legitimize memory addresses using a scratch register.
12725 2005-01-31 Jeff Law <law@redhat.com>
12727 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12728 bitmap a sparse bitmap instead of a simple bitmap.
12729 (mark_def_sites_initialize_block): Corresponding changes.
12730 (ssa_mark_def_sites_initialize_block): Likewise.
12731 (ssa_mark_phi_uses): Likewise.
12732 (mark_def_site, ssa_mark_def_sites): Likewise.
12733 (mark_def_site_blocks): Likewise.
12734 (rewrite_ssa_into_ssa): Likewise.
12736 * tree-ssa-dom.c (record_cond): Pass correct variable type
12737 for last argument to htab_find_slot_with_hash.
12739 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12740 effects when optimizing 0 % X. Do not try to optimize X % 0.
12742 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12744 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12747 2005-02-01 Eric Christopher <echristo@redhat.com>
12749 * config/mips/mips.c (override_options): Warn if -mint64
12751 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12754 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12756 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12758 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12759 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12760 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12761 (cached_regno): Initialize to INVALID_REGNUM.
12762 (cse_reg_info_table_size,
12763 cse_reg_info_table_first_uninitialized,
12764 cse_reg_info_timestamp): New.
12765 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12767 (init_cse_reg_info, get_cse_reg_info_1): New.
12768 (get_cse_reg_info): Cache the last look-up.
12769 (new_basic_block): Update the code to clear mappings from
12770 registers to cse_reg_info entries.
12771 (cse_main): Call init_cse_reg_info.
12773 * cse.c (get_cse_reg_info): Update a comment.
12775 2005-01-31 Steven Bosscher <stevenb@suse.de>
12778 * c-decl.c (start_decl): Do not warn about arrays of elements with
12779 an incomplete type here.
12780 (grokdeclarator): Do it here by making a pedwarn an error.
12781 * c-typeck.c (push_init_level): If there were previous errors with
12782 the constructor type, do not warn about braces for initializers.
12783 (process_init_element): Likewise for excess initializer elements.
12785 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12787 * cse.c (delete_trivially_dead_insn): Don't iterate.
12789 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12791 * config/rs6000/rs6000.md (copysignsf3): New expand.
12792 (copysigndf3): Likewise.
12794 2005-01-31 Steven Bosscher <stevenb@suse.de>
12796 * recog.c (constrain_operands): Only look for earlyclobber operand
12797 conflicts if an '&' constraint was seen.
12799 2005-01-31 Marc Espie <espie@openbsd.org>
12801 * config.gcc: Don't include embedded systems fragment, switches default
12802 debugging format to ELF.
12803 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12804 longer pick it up there.
12806 2005-01-31 Dale Johannesen <dalej@apple.com>
12808 * doc/extend.texi (nested functions): Fix linkage description.
12809 Clarify that static is not allowed.
12811 2005-01-31 Dale Johannesen <dalej@apple.com>
12813 * config/rs6000/darwin.md (movsf_low_di): Make work.
12814 (movdf_low_di): Make work.
12816 2005-01-31 Dale Johannesen <dalej@apple.com>
12818 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12819 Make work for 64 bit.
12821 2005-01-31 Roger Sayle <roger@eyesopen.com>
12822 Dale Johannesen <dalej@apple.com>
12824 PR middle-end/19650
12825 * fold-const.c (fold_binary_op_with_conditional_arg):
12826 Make types match original operands, before STRIP_NOPS.
12828 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12830 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12831 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12832 (struct gcc_sigcontext): Delete. Merge contents to..
12833 (struct gcc_ucontext): ..here.
12834 (get_sigcontext): Delete.
12835 (get_regs): New function, like get_sigcontext but return regs ptr.
12836 64-bit version finds regs from r1 to support vdso.
12837 (ppc_linux_aux_vector): New function.
12838 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12841 2005-01-31 Ira Rosen <irar@il.ibm.com>
12843 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12845 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12846 redundant fold. Fix misalignment for MINUS_EXPR.
12847 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12848 (vect_analyze_pointer_ref_access): Likewise.
12849 (vect_get_memtag_and_dr): Likewise.
12851 2005-01-31 Richard Henderson <rth@redhat.com>
12853 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12854 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12855 absnegdf2_i387, absnegxf2_i387): Likewise.
12857 2005-01-31 Richard Henderson <rth@redhat.com>
12860 * optabs.c (expand_copysign_absneg): New.
12861 (expand_copysign_bit): Split out from ...
12862 (expand_copysign): ... here. Use expand_copysign_absneg.
12864 2005-01-30 Roger Sayle <roger@eyesopen.com>
12866 PR middle-end/19697
12867 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12868 constant as the second operand and a register as the third.
12870 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12873 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12874 that dllimport'd functions do not use all call-clobbered registers
12875 to pass parameters.
12877 2005-01-30 Richard Henderson <rth@redhat.com>
12880 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12881 expand_abs_nojump and generalize. Use operand_subword and
12882 emit_no_conflict_block. Support large modes.
12883 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12885 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12886 negation to subtraction.
12887 (expand_copysign): Check that the format has signed zeros.
12888 Use operand_subword and emit_no_conflict_block. Support large modes.
12890 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12892 Fix PR tree-optimization/19624
12894 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12895 * tree-ssa-pre.c: Add cfgloop.h.
12897 (pre_stats): New member, constified.
12898 (inserted_exprs): New static variable.
12899 (NECESSARY): New macro.
12900 (create_expression_by_pieces): Fold the expression, and
12901 mark it as defaulting to not necessary. Also put in
12903 (fully_constant_expression): New function.
12904 (insert_into_preds_of_block): Modify to not insert phis when we
12905 are playing with induction variables.
12906 Push phis onto the inserted_exprs vector, and mark them as not
12907 necessary by default.
12908 (insert_aux): Call fully_constant_expression on eprime.
12909 If all edges produce the same value, mark it constant.
12910 (mark_operand_necessary): New function.
12911 (remove_dead_inserted_code): New function.
12912 (init_pre): Init loop optimizer to get loop info.
12913 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12914 (execute_pre): Commit edge inserts, then remove dead code.
12916 2005-01-30 Richard Henderson <rth@redhat.com>
12918 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12919 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12921 2005-01-30 Richard Henderson <rth@redhat.com>
12924 * config/i386/i386.c (ix86_expand_copysign): New.
12925 (ix86_split_copysign_const): New.
12926 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12927 rearrange op1/nmask operands.
12928 * config/i386/i386-protos.h: Update.
12929 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12930 (copysigndf3): Likewise.
12931 (copysignsf3_const, copysigndf3_const): New.
12932 (copysignsf3_var): Rename from copysignsf3, split out splitter
12933 and fix split predicate for X constraint.
12934 (copysigndf3_var): Similarly.
12936 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12938 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12939 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12940 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12942 2005-01-29 Richard Henderson <rth@redhat.com>
12945 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12946 of # and * in constraints.
12948 2005-01-29 Richard Henderson <rth@redhat.com>
12950 PR middle-end/19689
12951 * expr.c (store_field): Don't strip sub-mode cast when the input
12952 data is even smaller.
12954 2005-01-29 Richard Henderson <rth@redhat.com>
12956 PR middle-end/19687
12957 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12960 2005-01-29 Richard Henderson <rth@redhat.com>
12962 * combine.c (make_field_assignment): Fix argument order
12965 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12967 PR tree-optimization/15791
12968 * fold-const.c (extract_array_ref): New function.
12969 (fold): Fold comparisons between &a[i] and &a[j] or
12970 semantically equivalent trees.
12972 2005-01-29 Jeff Law <law@redhat.com>
12974 * gcse.c (insert_expr_in_table): Revamp handling of available
12975 and anticipatable occurrence lists to avoid unnecessary list
12977 (insert_set_in_table): Similarly.
12979 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12981 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12983 (c_build_qualified_type): Build qualified array types with
12984 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12985 * c-decl.c (c_make_fname_decl): Build unqualified array type
12986 before qualified type.
12987 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12988 type is qualified, not just if type itself is. Don't apply
12989 qualifiers to array type when declarator is processed. Apply
12990 qualifiers to field type whether or not it is an array type.
12991 Don't handle array types specially for applying qualifiers to
12993 * c-typeck.c (composite_type): Build unqualified element type and
12994 array type when forming composite of array types.
12995 (common_pointer_type, comptypes, comp_target_types,
12996 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12997 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12999 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
13000 (args2) in variables a1 and a2.
13002 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
13004 * cse.c (n_elements_made, max_elements_made): Remove.
13005 (insert): Don't touch n_elements_made.
13006 (cse_main): Don't touch n_elements_made or max_elements_made.
13008 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
13011 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
13012 configuration part of dp-bit.c to be lost.
13014 2005-01-28 Roger Sayle <roger@eyesopen.com>
13016 * expmed.c (expand_mult_highpart_optab): When attempting to use
13017 a non-widening multiplication in a wider mode, the operands need
13018 to be converted (zero or sign extended) to that mode.
13020 2005-01-28 Ian Lance Taylor <ian@airs.com>
13022 PR middle-end/16558
13023 PR middle-end/19583
13024 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
13025 through if both operands fall through.
13027 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
13029 * cse.c (fold_rtx) <PC>: Don't optimize.
13031 2005-01-28 Jeff Law <law@redhat.com>
13033 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
13034 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
13036 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
13038 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
13039 cse_reg_info_used_list_end): Remove.
13040 (cse_reg_info_list, cse_reg_info_list_free): New.
13041 (get_cse_reg_info): When allocating an instance of
13042 cse_reg_info, add it to the beginning of the cse_reg_info_list
13043 list. Remove code to maintain cse_reg_info_used_list.
13044 (new_basic_block): Reset the free list to the beginning of
13047 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
13049 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
13050 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
13051 (frv_expand_mdpackh_builtin): New function.
13052 (frv_expand_builtin): Use it to expand __MDPACKH.
13053 * doc/extend.texi (__MDPACKH): Update documentation.
13055 2005-01-28 Uros Bizjak <uros@kss-loka.si>
13057 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
13058 SSE_FLOAT_MODE_P for use_sse computation.
13060 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
13063 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
13065 2005-01-27 Richard Henderson <rth@redhat.com>
13067 * builtins.c (expand_builtin_copysign): New.
13068 (expand_builtin): Call it.
13069 * genopinit.c (optabs): Add copysign_optab.
13070 * optabs.c (init_optabs): Initialize it.
13071 (expand_copysign): New.
13072 * optabs.h (OTI_copysign, copysign_optab): New.
13073 (expand_copysign): Declare.
13075 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
13076 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
13078 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
13079 (ix86_expand_fp_absneg_operator): ... here.
13080 (ix86_split_copysign): New.
13081 * config/i386/i386-protos.h: Update.
13082 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
13083 (copysignsf3, copysigndf3): New.
13085 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
13086 (copysignsf3, ncopysignsf3): New.
13087 (copysigndf3, ncopysigndf3): New.
13088 (copysignxf3, ncopysignxf3): New.
13089 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
13091 2005-01-27 Arend Bayer <arend.bayer@web.de>
13092 Kazu Hirata <kazu@cs.umass.edu>
13094 * cse.c: (find_best_addr): Don't call copy_rtx before calling
13095 fold_rtx. Save cost recomputation if fold_rtx did nothing.
13096 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
13099 2005-01-27 Jeff Law <law@redhat.com>
13101 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
13102 definitions of SSA_NAMEs which are not being rewritten.
13103 (rewrite_ssa_into_ssa): Only initialize the current definition
13104 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
13105 If checking is enabled, assert that SSA_NAME_AUX is clear for all
13106 SSA_NAMEs before returning.
13108 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
13110 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
13111 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
13112 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
13113 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
13114 config/mips/iris6.h, config/sh/sh.c: Update copyright.
13116 2005-01-27 Steven Bosscher <stevenb@suse.de>
13118 PR middle-end/17278
13119 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
13120 higher to -O2 and higher. Likewise for tree PRE.
13121 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
13124 2005-01-27 Ian Lance Taylor <ian@airs.com>
13126 PR middle-end/19583
13127 * gimple-low.c (try_catch_may_fallthru): New static function.
13128 (block_may_fallthru): Handle TRY_CATCH_EXPR.
13129 * tree-inline.c (expand_call_inline): Don't warn about reaching
13130 the end of a non-void function being inlined if the function uses
13133 2005-01-27 Jakub Jelinek <jakub@redhat.com>
13135 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
13138 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
13139 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
13140 (implicitly_declare): Handle error_mark_node.
13142 2005-01-27 Richard Henderson <rth@redhat.com>
13145 * tree.h (struct tree_decl): Add debug_expr_is_from.
13146 (DECL_DEBUG_EXPR_IS_FROM): New.
13147 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
13148 * dwarf2out.c (dwarf2out_var_location): Update to match.
13149 * tree-outof-ssa.c (create_temp): Likewise.
13150 * var-tracking.c (track_expr_p): Likewise.
13151 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
13152 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
13153 * toplev.c (default_tree_printer): Likewise.
13155 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
13157 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
13158 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
13160 2005-01-27 Steven Bosscher <stevenb@suse.de>
13162 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
13163 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
13164 ASM_CLOBBERS): Add tree checks.
13166 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
13167 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
13168 * c-common.def (SWITCH_STMT): Update to match.
13169 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
13170 macros instead of SWITCH_EXPR ones.
13171 * c-dump.c (c_dump_tree): Likewise.
13172 * c-gimplify.c (gimplify_switch_stmt): Likewise.
13173 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
13175 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
13177 2005-01-27 Alan Modra <amodra@bigpond.net.au>
13179 * unwind-dw2.c (execute_stack_op): Add missing cases for
13180 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
13182 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
13184 * config.gcc (Obsolete configurations): Remove 'dummy', add
13185 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
13188 2005-01-26 Diego Novillo <dnovillo@redhat.com>
13190 PR tree-optimization/19633
13191 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
13193 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
13194 are no call-clobbered variables.
13195 * tree-outof-ssa.c (check_replaceable): Return false for calls
13198 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
13200 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
13201 even for variables with NULL DECL_INITIAL.
13203 2005-01-26 Stuart Hastings <stuart@apple.com>
13205 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
13207 2005-01-26 Richard Henderson <rth@redhat.com>
13209 PR middle-end/18008
13210 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13212 * expr.c (store_field): Strip conversions to odd-bit-sized types
13213 if the destination field width matches.
13215 2005-01-26 Richard Henderson <rth@redhat.com>
13217 * c-decl.c, expmed.c, expr.c: Revert last change.
13219 2005-01-26 Richard Henderson <rth@redhat.com>
13221 PR middle-end/18008
13222 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13224 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
13225 if we don't need the bits above those present in the current mode.
13226 * expr.c (store_field): Strip conversions to odd-bit-sized types
13227 if the destination field width matches.
13229 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13231 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13232 either -ffast-math or -funsafe-math-optimizations is in use.
13234 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
13238 * config/avr/avr.c (notice_update_cc): Only set condition code for
13239 ashrqi3 if shift count > 0.
13240 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
13241 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
13242 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
13243 count <= 0 as a no-op, and shift count >= width by copying zero
13244 or sign bit to all bits of the result.
13245 * config/avr/avr.md (all shifts): Add alternatives for zero shift
13246 count, with attribute "length" set to 0 and "cc" set to "none".
13248 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13250 * doc/invoke.texi: Document -mTLS.
13252 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
13253 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
13254 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
13255 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
13256 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
13257 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
13258 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
13259 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
13261 * configure.ac: Check for a TLS capable gas.
13263 * configure: Regenerate.
13265 2005-01-26 Richard Henderson <rth@redhat.com>
13267 PR middle-end/18008
13268 * combine.c (make_field_assignment): Simplify store to zero_extract
13269 from a source with an overlapping mask.
13271 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13273 2004-11-11 Eric Christopher <echristo@redhat.com>
13275 * config/frv/frv.md: Add fr400_integer automaton. Don't
13276 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
13279 2005-01-26 Steven Bosscher <stevenb@suse.de>
13281 PR middle-end/16585
13282 * cfgbuild.c (make_edges): Do not clear or set
13283 current_function_has_computed_jump.
13284 * function.h (struct function): Remove the has_computed_jump field.
13285 (current_function_has_computed_jump): Do not define.
13286 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
13287 in a computed jump. Ignore current_function_has_computed_jump.
13289 2005-01-26 Richard Henderson <rth@redhat.com>
13291 PR middle-end/19515
13292 * expr.c (categorize_ctor_elements): New argument p_must_clear.
13293 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
13295 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
13296 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
13297 objects into static storage if they have more than one non-zero value.
13298 * tree.h (categorize_ctor_elements): Update decl.
13300 2005-01-26 Steven Bosscher <stevenb@suse.de>
13302 PR middle-end/19616
13303 * tree.h (CALL_EXPR_TAILCALL): Add comment.
13304 * calls.c (check_sibcall_argument_overlap_1): Revert the change
13305 to this function from 2004-07-10.
13306 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
13307 the current function for tail call optimizations if the address
13308 of one of it its arguments is taken.
13310 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
13312 * cse.c (fold_rtx): Call equiv_constant only when necessary.
13314 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
13316 * function.c (expand_function_end): If current_function_calls_alloca,
13317 emit stack restore in a place that is reached when the function falls
13318 through at the end.
13320 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
13322 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
13323 rule to avoid matching inappropriate suffix rule.
13325 2005-01-26 Jan Hubicka <jh@suse.cz>
13327 PR tree-optimization/19241
13328 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13330 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13332 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13333 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
13335 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13336 <sim*>: Always use crt1.o, regardless of N in simN.
13337 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13338 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13339 (CRT_CALL_STATIC_FUNCTION): Remove.
13340 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13341 use crt1.o, regardless of N in simN.
13342 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13343 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13344 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13345 case isystem setting.
13346 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13348 2005-01-25 Ian Lance Taylor <ian@airs.com>
13350 * gimple-low.c (block_may_fallthru): Correct handling of
13351 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13353 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13355 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13356 handlers to match indentation; nested under the mtune=* handler.
13357 Similar for mcpu= and march=.
13359 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
13361 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13362 * config/mips/linux64.h (LIB_SPEC): Likewise.
13363 * config/mn10300/linux.h (LIB_SPEC): Likewise.
13364 * config/sh/linux.h (LIB_SPEC): Likewise.
13366 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
13368 * config/frv/frv.c (frv_legitimize_tls_address): New.
13369 (TARGET_HAVE_TLS): Define.
13370 (FRV_SYMBOL_REF_TLS_P): Define.
13371 (frv_override_options): Handle new register classes.
13372 (frv_legitimate_address_p): Reject tls addresses.
13373 (frv_legitimize_address): Handle TLS addresses.
13374 (gen_inlined_tls_plt): New.
13375 (gen_tlsmoff): New.
13376 (frv_legitimize_tls_address): New.
13377 (unspec_got_name): Add TLS entries.
13378 (got12_operand): Add R_FRV_TLSMOFF12 case.
13379 (frv_emit_move): Fixup TLS addresses.
13380 (frv_emit_movsi): Legitimize TLS addresses.
13382 * config/frv/frv.h (MASK_BIG_TLS): New.
13383 (TARGET_BIG_TLS): New.
13384 (HAVE_AS_TLS): Define.
13385 (TARGET_SWITCHES): Add -mTLS and -mtls options.
13386 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13387 (REG_CLASS_NAMES): Same.
13388 (REG_CLASS_CONTENTS): Same.
13389 (CONSTRAINT_LEN): New.
13390 (REG_CLASS_FROM_CONSTRAINT): New.
13391 (PREDICATE_CODES): Add symbolic_operand.
13393 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13394 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13395 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13396 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13397 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13398 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13399 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13400 GR9_REG, GR14_REG, LRREG.
13401 (type): Add load_or_call attribute.
13402 ("load_or_call"): New reservation.
13403 ("call_gettlsoff"): New.
13404 ("tls_indirect_call"): New.
13405 ("tls_load_gottlsoff12"): New.
13406 ("tlsoff_hilo"): New.
13407 ("tls_tlsdesc_ldd"): New.
13408 ("tls_tlsoff_ld"): New.
13411 * config/frv/frv-protos.h (symbolic_operand): Protoize.
13413 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
13415 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13416 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13417 * config/frv/frv.c (TLS_BIAS): Define.
13418 (frv_output_dwarf_dtprel): New.
13420 2005-01-26 Jakub Jelinek <jakub@redhat.com>
13422 PR rtl-optimization/19579
13423 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13424 both A and B, see if they don't clobber registers the other expr uses.
13426 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
13428 * real.c (do_add): Initialize signalling and canonical members.
13430 * real.c (real_from_integer): Zero out destination.
13432 2005-01-18 Jan Hubicka <jh@suse.cz>
13434 PR tree-optimize/19337
13435 * tree-inline.c (initialize_inlined_parameters): Copy
13436 saved_static_chain_decl only.
13438 2005-01-25 Richard Henderson <rth@redhat.com>
13442 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13443 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13444 80387 enabled, to return a proper subclass. Return the subset that
13445 overlaps with GENERAL_REGS for PLUS.
13446 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13448 2005-01-25 Richard Henderson <rth@redhat.com>
13450 PR middle-end/19609
13451 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13453 2005-01-25 Roger Sayle <roger@eyesopen.com>
13455 * expmed.c (choose_multiplier): Change interface to return the
13456 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13457 (expand_divmod): Update calls to choose_multiplier.
13459 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13461 PR middle-end/19330
13462 * expmed.c (extract_bit_field): Use adjust_address instead of
13463 gen_lowpart when op0 is a MEM.
13465 2005-01-24 Steven Bosscher <stevenb@suse.de>
13467 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13469 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13471 * config/mips/irix-csr.c: New file.
13472 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13473 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13474 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13477 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13480 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13481 sparc/elf.h, add sparc/sp-elf.h.
13482 (sparc-*-rtems*): Likewise.
13483 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13484 tm-dwarf2.h, add sparc/sp-elf.h.
13485 (sparc86x-*-elf): Likewise.
13486 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13487 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13488 TARGET_OS_CPP_BUILTINS.
13489 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13490 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13492 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13493 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13494 (SWITCH_TAKES_ARG): Likewise.
13495 (LOCAL_LABEL_PREFIX): Likewise.
13496 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13497 (TARGET_N_FORMAT_TYPES): Delete.
13498 (TARGET_FORMAT_TYPES): Likewise.
13499 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13500 * config/sparc/elf.h: Delete.
13501 * config/sparc/sp-elf.h: New file.
13503 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13505 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13506 * tree-flow.h: Remove the corresponding prototype.
13507 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13508 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13510 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13513 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13514 for AIX ABI or ELF -fPIC.
13515 (rs6000_emit_load_toc_table): Don't create toc_section here.
13516 (rs6000_xcoff_file_start): Nor here.
13518 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13520 * sh.c (ra.h): Don't #include.
13521 (hard_regs_intersect_p): New function, resurrected from ra.c.
13523 * sh.c: Fix 1996 Copyright.
13525 2005-01-24 Richard Henderson <rth@redhat.com>
13526 Aldy Hernandez <aldyh@redhat.com>
13528 * regrename.c (note_sets): Handle subregs.
13530 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13533 * genconditions.c (write_header, write_conditions): Elide file if
13536 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13538 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13539 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13542 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13544 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13545 expand_builtin_printf, expand_builtin_fprintf,
13546 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13547 checking against POINTER_TYPE.
13548 (validate_arglist): Handle POINTER_TYPE code by checking
13551 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13553 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13554 init_rtlanal): New.
13555 (for_each_rtx): Call for_each_rtx_1.
13556 * rtl.h (init_rtlanal): Declare.
13557 * toplev.c (backend_init): Call init_rtlanal.
13559 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13561 * flow.c (propagate_one_insn): Formatting.
13563 PR middle-end/19551
13564 * flow.c (libcall_dead_p): Be more conservative if unsure.
13565 If there are any instructions between insn and call, see if they are
13566 all dead before saying the libcall is dead.
13568 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13570 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13571 operand constraint for operand 0.
13573 2005-01-23 Richard Henderson <rth@redhat.com>
13576 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13577 edges leading to join block.
13579 2005-01-23 Roger Sayle <roger@eyesopen.com>
13581 * expmed.c (expand_mult_highpart): Make static. Change type of
13582 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13583 (expand_divmod): Updates calls to expand_mult_highpart by using
13584 gen_int_mode to pass a CONST_INT rtx.
13585 * rtl.h (expand_mult_highpart): Remove prototype.
13587 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13589 * flow.c (regset_bytes, regset_size): Remove.
13591 * cfganal.c: Fix a reference to Harvey's paper.
13593 2005-01-23 Steven Bosscher <stevenb@suse.de>
13595 PR rtl-optimization/19464
13596 * tree-optimize.c (init_tree_optimization_passes): Add one more
13597 copyrename pass just before out-of-ssa.
13599 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13602 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13603 * ggc-none.c (ggc_free): Define.
13605 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13607 * cse.c (max_reg, max_insn_uid): Remove.
13608 (cse_main): Don't access max_reg or max_insn_uid.
13610 * c-common.c (explicit_flag_signed_bitfields,
13611 lang_statement_code_p, lang_expand_function_end): Remove.
13612 * c-common.h: Remove the corresponding declarations.
13613 * c-opts.c (c_common_handle_option): Remove all write access
13614 to explicit_flag_signed_bitfields.
13616 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13617 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13618 * cgraph.h: Remove the corresponding declaration.
13620 * gcse.c (null_pointer_info): Remove.
13622 2005-01-23 Roger Sayle <roger@eyesopen.com>
13623 Eric Botcazou <ebotcazou@libertysurf.fr>
13625 * combine.c (simplify_logical): Only simplify logical expressions
13626 of the form ior(and(x,y),z) by the inverse distributive law if the
13627 result is cheaper than the original.
13629 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13631 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13632 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13633 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13634 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13635 config/freebsd-spec.h, config/arm/arm.h,
13636 config/h8300/h8300.md, config/i386/i386.md,
13637 config/i386/predicates.md, config/i386/sse.md,
13638 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13639 config/vax/vax.md: Fix comment typos. Follow spelling
13642 2005-01-23 Steven Bosscher <stevenb@suse.de>
13644 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13645 tests, instead of `less than'.
13647 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13649 * function.c (assign_parm_setup_block): When creating a new stack slot
13650 for a parameter, get its alignment from the parameter's DECL_ALIGN
13651 rather than the type's TYPE_ALIGN. Make sure that the parameter
13652 is at least word aligned.
13654 2005-01-22 Roger Sayle <roger@eyesopen.com>
13656 PR middle-end/19378
13657 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13659 2005-01-22 Richard Henderson <rth@redhat.com>
13662 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13663 in both compare operands.
13664 (movdfcc_1_sse_max): Likewise.
13665 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13666 (movdfcc_1_sse): Likewise.
13667 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13668 scratch register as needed.
13670 2005-01-22 Richard Henderson <rth@redhat.com>
13672 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13674 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13676 2005-01-22 Richard Henderson <rth@redhat.com>
13678 * genopinit.c (optabs): Use smin/smax for floating point too.
13679 * doc/md.texi: Update to match. Clarify that floating point
13680 results are undefined for +0/-0 and NaN.
13681 * doc/rtl.texi: Likewise.
13682 * rtl.def (SMIN, SMAX): Likewise
13683 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13685 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13686 leading 's' to the name.
13687 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13688 smaxxf3, sminxf3): Likewise.
13689 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13692 2005-01-22 Paul Brook <paul@codesourcery.com>
13694 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13696 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13698 * config/s390/s390.c (struct processor_costs): New fields
13699 dlgr, dlr, dr, dsgfr, dsgr.
13700 (z900_cost, z990_cost): Values for new fields.
13701 (s390_rtx_costs): New cases MEM und COMPARE in switch
13702 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13703 DIV, MOD, UDIV, UMOD.
13705 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13707 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13708 into the register being decremented.
13709 ("doloop_si31", "doloop_di"): Likewise.
13710 ("*doloop_si_long"): Adapt pattern.
13712 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13714 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13716 (CLASS_MAX_NREGS): Likewise.
13718 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13720 * doc/tree-ssa.texi (Statement Operands): Add example for new
13721 must-def macro. Note deprecation of old operands interface.
13723 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13725 PR tree-optimization/19484
13726 * tree-cfg.c (remove_fallthru_edge): New function.
13727 (cleanup_control_flow): Remove fallthru edges from calls that are
13728 now known not to return.
13730 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13732 Fix PR tree-optimization/19038
13733 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13734 copies with loop variant ones.
13736 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13738 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13739 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13740 config/alpha/alpha.md, config/alpha/predicates.md,
13741 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13742 config/sparc/sol2.h: Update copyright.
13744 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13745 first label to see if it is a nonlocal label.
13747 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13748 Andrew Pinski <pinskia@physics.uc.edu>
13751 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13752 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13754 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13756 * config/rs6000/rtems.h: Update copyright.
13758 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13761 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13762 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13763 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13765 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13768 * c-typeck.c (convert_arguments): Check for error_mark_node.
13770 2005-01-21 Ian Lance Taylor <ian@airs.com>
13772 PR tree-optimization/13000
13773 * tree-inline.c: Include "tree-flow.h".
13774 (expand_call_inline): If warn_return_type, warn if non-void inline
13775 function falls through.
13776 * tree-cfg.c (execute_warn_function_return): Don't warn about
13777 control reaching end if TREE_NO_WARNING is set. Set
13779 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13781 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13782 branch if we don't need one.
13783 * c-typeck.c: Include "tree-flow.h"
13784 (c_finish_bc_stmt): Don't add a goto if the current statement
13785 list doesn't fall through to the current point.
13787 2005-01-21 Roger Sayle <roger@eyesopen.com>
13789 PR rtl-optimization/576
13790 * real.c (real_arithmetic): Change return type from void to bool
13791 to return an indication that the result may be inexact.
13792 * real.h (real_arithmeric): Update prototype.
13793 * fold-const.c (const_binop): Don't constant fold floating
13794 point expressions when the user specifies -frounding-math and
13795 the result may depend upon the run-time rounding mode.
13796 (fold_convert_const_real_from_real): Clean-up.
13797 (fold_initializer): Ignore flag_rounding_math for initializers.
13798 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13799 constant fold FP operations with flag_rounding_math if the
13800 result may depend upon the run-time rounding mode.
13802 2005-01-21 Tom Tromey <tromey@redhat.com>
13804 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13806 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13808 * tree-cfg.c: Fix comment typos.
13810 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13812 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13813 around the call to rest_of_handle_branch_target_load_optimize.
13815 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13817 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13818 (sparc64-*-openbsd*): Likewise.
13819 (sparclite-*-elf*): Include tm-dwarf2.h.
13820 (sparc86x-*-elf*): Likewise.
13821 (sparc64-*-elf*): Likewise.
13822 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13823 (DBX_DEBUGGING_INFO): Likewise.
13824 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13825 (PREFERRED_DEBUGGING_TYPE): Likewise.
13826 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13827 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13828 (PREFERRED_DEBUGGING_TYPE): Likewise.
13829 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13830 (PREFERRED_DEBUGGING_TYPE): Likewise.
13831 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13833 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13836 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13838 2005-01-20 Paul Brook <paul@codesourcery.com>
13840 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13842 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13844 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13845 label is first in a sequence of labels.
13847 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13849 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13850 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13852 * doc/sourcebuild.texi (Test Directives): New.
13854 2005-01-20 Roger Sayle <roger@eyesopen.com>
13856 * real.c (real_floor): Don't leave the result uninitialized when
13857 mode is VOIDMode, but return the unrounded intermediate value.
13858 (real_ceil): Likewise.
13860 2005-01-20 Paul Brook <paul@codesourcery.com>
13862 * config/arm/arm.md (insv): Use gen_int_mode.
13864 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13866 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13867 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13868 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13869 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13870 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13872 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13875 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13876 fbreg, so we have to assume we can't.
13877 (loc_descriptor_from_tree_1): Ditto.
13878 (containing_function_has_frame_base): New function.
13879 (add_location_or_const_value_attribute): Use it.
13880 Also try to generate a frame_base from a single element location
13883 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13885 PR tree-optimization/15349
13886 * timevar.def (TV_TREE_MERGE_PHI): New.
13887 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13889 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13890 calls to tree_forwarder_block_p.
13891 (remove_forwarder_block_with_phi, merge_phi_nodes,
13892 gate_merge_phi, pass_merge_phi): New.
13893 * tree-optimize.c (init_tree_optimization_passes): Add
13895 * tree-pass.h: Add an extern for pass_merge_phi;
13897 2005-01-20 Richard Henderson <rth@redhat.com>
13900 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13901 (_mm_castps_pd, _mm_castps_si128): New.
13902 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13904 2005-01-20 Richard Henderson <rth@redhat.com>
13907 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13908 __builtin_ia32_vec_init_v2si.
13909 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13910 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13911 (ix86_init_mmx_sse_builtins): Create it.
13912 (ix86_expand_builtin): Expand it.
13913 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13914 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13915 (vec_extractv2si_0, vec_extractv2si_1): New.
13917 2005-01-20 Richard Henderson <rth@redhat.com>
13920 * config/i386/i386.c (ix86_expand_push): New.
13921 * config/i386/mmx.md (push<MMXMODE>1): New.
13922 * config/i386/sse.md (push<SSEMODE>1): New.
13923 * config/i386/i386-protos.h: Update.
13925 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13927 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13930 2005-01-20 Richard Henderson <rth@redhat.com>
13932 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13933 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13935 2005-01-19 Richard Henderson <rth@redhat.com>
13938 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13939 to V4SFmode in SSE1 fallback load path.
13941 2005-01-19 Richard Henderson <rth@redhat.com>
13943 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13944 in QImode expansion to ix86_expand_vector_set.
13945 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13947 2005-01-19 Richard Henderson <rth@redhat.com>
13950 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13951 subclass of the input class.
13952 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13953 Always true for cross-SSE1 classes. Rationalize conditionals.
13954 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13955 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13956 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13957 (movdi_2): Add MMX/SSE zeros.
13958 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13959 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13960 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13961 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13962 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13963 (zero_extendsidi2_rex64_1): Remove.
13964 (MOV0 peephole): Check GENERAL_REG_P.
13966 2005-01-19 Richard Henderson <rth@redhat.com>
13969 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13971 (ix86_expand_vector_extract): Likewise.
13973 2005-01-19 Richard Henderson <rth@redhat.com>
13975 PR middle-end/19304
13976 * expr.c (emit_move_change_mode): New argument force; use
13977 simplify_gen_subreg if true.
13978 (emit_move_via_alt_mode): Merge into ...
13979 (emit_move_via_integer): ... here.
13980 (emit_move_ccmode): Use emit_move_change_mode directly.
13982 2005-01-19 Richard Henderson <rth@redhat.com>
13985 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13986 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13987 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13989 (alpha_emit_set_const): Likewise. Make static.
13990 (alpha_emit_set_long_const): Make static.
13991 (alpha_extract_integer): Split out from alpha_expand_mov.
13992 (alpha_split_const_mov): Likewise.
13993 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13994 (alpha_legitimate_constant_p): New.
13995 * config/alpha/alpha-protos.h: Update.
13996 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13997 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13998 * config/alpha/alpha.md (movsi): Add n alternative.
13999 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
14000 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
14001 (splitters for all of the above): Use alpha_split_const_mov.
14002 * config/alpha/predicates.md (non_add_const_operand): New.
14003 (non_zero_const_operand): New.
14004 (input_operand): Use alpha_legitimate_constant_p after reload.
14006 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
14008 PR tree-optimization/19038
14009 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
14010 (add_candidate): Add ivs with increment in latch only if
14011 allow_ip_end_pos_p is true.
14012 (determine_iv_cost): Use empty_block_p.
14014 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
14016 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
14017 (compute_dominance_frontiers): Ditto.
14019 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
14022 * config/sh/t-rtems: New.
14023 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
14025 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
14027 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
14028 the offset of the selected field.
14030 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
14032 * tree-cfg.c (remove_forwarder_block): Fix the check to
14033 prevent a nonlocal label from appearing in the middle of a
14036 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
14038 PR rtl-optimization/19462
14039 * reorg.c (find_end_label): Create return insn only if
14040 current_function_epilogue_delay_list is empty.
14042 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
14044 * doc/passes.texi: Remove paragraph mentioning new-ra.
14046 2005-01-19 Jakub Jelinek <jakub@redhat.com>
14048 PR rtl-optimization/15139
14049 * combine.c: Include params.h.
14050 (count_rtxs): New function.
14051 (record_value_for_reg): If replace_rtx would replace at least
14052 2 occurrences of REG in VALUE and TEM is really large, replace REG with
14053 (clobber (const_int 0)) instead of TEM.
14054 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
14055 * params.h (MAX_LAST_VALUE_RTL): New.
14056 * Makefile.in (combine.o): Depend on $(PARAMS_H).
14057 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
14060 * c-typeck.c (digest_init): Only call build_vector if all constructor
14061 elements are *_CST nodes.
14062 * gimplify.c (gimplify_init_constructor): Likewise.
14064 PR middle-end/19164
14065 * c-typeck.c (digest_init): Only call build_vector if inside_init
14068 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
14070 * toplev.c (init_asm_output): Remove dead #ifdef.
14072 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
14074 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
14076 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14078 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
14079 accessing DECL_FUNCTION_CODE.
14080 * dojump.c (do_jump): Likewise.
14081 * gimplify.c (gimplify_call_expr): Likewise.
14082 * predict.c (expr_expected_value): Likewise.
14083 (strip_builtin_expect): Likewise.
14084 * tree-inline.c (estimate_num_insns_1): Likewise.
14085 * tree-ssa-loop-im.c (stmt_cost): Likewise
14086 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
14087 (tree_expr_nonnegative_p): Likewise.
14089 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14091 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
14092 variant of the load_pcrel_sym pattern.
14093 * config/sparc/sparc.md (P macro): Move to the top.
14094 (load_pcrel_sym): Macroize using P.
14095 (save_register_window): Likewise.
14097 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
14099 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
14100 ("sordered"): Same.
14102 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
14105 * c-typeck.c (build_asm_expr): Strip nops off
14106 input memory operands.
14108 2005-01-18 David Edelsohn <edelsohn@gnu.org>
14110 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
14111 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
14112 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
14113 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
14115 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
14118 * config/i386/i386.c (override_options): If the 80387 is disabled,
14119 then do not return FP values using FP registers.
14121 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
14123 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
14124 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
14125 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
14126 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
14127 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
14128 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
14129 output.h, postreload-gcse.c, postreload.c, recog.c,
14130 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
14131 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
14132 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
14133 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
14134 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
14135 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
14136 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
14137 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
14139 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
14140 config/alpha/alpha.c, config/arm/vfp.md,
14141 config/i386/emmintrin.h, config/i386/i386-modes.def,
14142 config/i386/i386-protos.h, config/i386/i386.h,
14143 config/i386/pmmintrin.h, config/i386/ppro.md,
14144 config/i386/predicates.md, config/i386/xmmintrin.h,
14145 config/i860/i860.c, config/ia64/ia64-modes.def,
14146 config/ia64/ia64-protos.h, config/ia64/ia64.h,
14147 config/ia64/ia64.md, config/ia64/itanium1.md,
14148 config/ia64/itanium2.md, config/ia64/predicates.md,
14149 config/iq2000/iq2000.h, config/mips/linux64.h,
14150 config/rs6000/aix41.h, config/rs6000/aix43.h,
14151 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
14152 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
14153 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
14154 config/sparc/linux64.h, config/sparc/litecoff.h,
14155 config/sparc/sp64-elf.h, config/sparc/sparc.c,
14156 config/sparc/sparc.h, config/sparc/sparc.md,
14157 config/sparc/sysv4-only.h: Update copyright.
14159 2005-01-18 Richard Henderson <rth@redhat.com>
14162 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
14164 2005-01-18 Marc Espie <espie@openbsd.org>
14165 * config/i386/openbsdelf.h: Typo.
14167 2005-01-18 Richard Henderson <rth@redhat.com>
14169 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
14170 special case for sse.
14171 * config/i386/predicates.md (sse_comparison_operator): Likewise.
14173 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
14175 * tree-inline.c (estimate_num_insns_1): Added cases for
14176 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
14178 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14180 PR rtl-optimization/19296
14181 * combine.c (simplify_comparison): Rewrite the condition under
14182 which a non-paradoxical SUBREG of a PLUS can be lifted when
14183 compared against a constant.
14185 2005-01-18 Andi Kleen <ak@muc.de>
14187 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
14188 * c.opt (-Wpointer-sign): Add.
14189 * doc/invoke.texi: (-Wpointer-sign): Add.
14191 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14193 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
14194 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
14195 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
14196 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
14197 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
14198 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
14199 for TARGET_MIX_SSE_I387.
14200 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
14201 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
14202 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
14203 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
14204 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
14205 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
14206 TARGET_MIX_SSE_I387.
14207 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
14210 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14213 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
14214 Add movaps alternative for xmm reg->reg move.
14216 2005-01-17 Jeff Law <law@redhat.com>
14218 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
14219 at the end of the main DOM loop rather than just before DOM exits.
14221 2005-01-17 Diego Novillo <dnovillo@redhat.com>
14223 PR tree-optimization/19121
14224 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
14225 adding aliases to a name tag, also add them to the pointer's
14227 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
14228 sensitive alias info at all. Only check that the two pointers
14229 have compatible pointed-to sets.
14230 * tree-ssa.c (verify_name_tags): Verify that the alias set of
14231 a pointer's type tag is a superset of the alias set of the
14232 pointer's name tag.
14234 2005-01-17 James E Wilson <wilson@specifixinc.com>
14237 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
14238 comment to document why.
14240 2005-01-17 Richard Henderson <rth@redhat.com>
14242 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
14243 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
14244 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
14245 sse2_vmsminv2df3_finite): New.
14246 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
14247 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
14248 Force op1 into register.
14250 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
14252 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
14253 bubblestrap from always rebuilding build directory.
14255 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
14257 * config/s390/s390.md ("*clc"): Remove incorrect '='.
14258 ("*cmpmem_short"): Likewise.
14260 2005-01-17 Steven Bosscher <stevenb@suse.de>
14262 * basic-block.h: Document BB_* flags.
14263 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
14264 use an sbitmap instead.
14265 * sched-rgn.c (compute_trg_info): Likewise.
14267 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
14269 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
14270 redundant target_cpu_default and extra_parts lines. Use the default
14272 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
14273 (SUBTARGET_EXTRA_SPECS): Delete.
14274 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
14275 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
14276 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
14277 and "n32" for -mabi=n32.
14279 2005-01-17 Ian Lance Taylor <ian@airs.com>
14282 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
14283 fold constant variables into initial values.
14285 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14287 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
14289 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
14290 through the statements backward.
14292 2005-01-17 Ian Lance Taylor <ian@airs.com>
14294 PR middle-end/13127:
14295 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
14296 a variable set to the return value of the inlined function.
14298 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
14300 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
14301 when modes are tieable.
14303 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
14305 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
14306 of pthread_create to find out if threads are enabled.
14307 * gthr-posix95.h (__gthread_active_p): Likewise.
14309 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14311 * common.opt (-fnew-ra): Remove.
14313 * toplev.h (flag_new_regalloc): Remove.
14314 * Makefile.in (ra*.*): Don't mention.
14315 * passes.c (rest_of_handle_new_regalloc): Remove.
14316 (rest_of_handle_combine, rest_of_compilation): Always consider
14317 flag_new_regalloc as false.
14318 * doc/invoke.texi: Don't document -fnew-ra.
14320 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14322 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
14323 last parameter to reg_scan.
14324 * loop.c (loop_optimize): Likewise.
14325 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14326 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14327 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14328 rest_of_handle_gcse, rest_of_handle_loop_optimize,
14329 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14330 * regclass.c (reg_scan): Likewise, for the declaration.
14331 * rtl.h (reg_scan): Likewise, for the prototype.
14333 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14335 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14336 mark_dfs_back_edges.
14338 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
14340 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14341 (compute_avail): Uses don't go in tmp_gen.
14343 2005-01-16 Steven Bosscher <stevenb@suse.de>
14345 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14346 loop to look for a free slot in a page entry.
14348 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14351 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14352 * toplev.c (compile_file): Call process_pending_assemble_output_defs
14353 just before targetm.asm_out.file_end.
14354 * tree.h (process_pending_assemble_output_defs): Declare.
14355 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14357 (assemble_alias): Defer generation of assembly code for defines when
14358 TARGET_DEFERRED_OUTPUT_DEFS is true.
14359 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14360 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14361 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14363 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14366 * pa.c (pa_scalar_mode_supported_p): New function.
14367 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14368 * pa.h (MIN_UNITS_PER_WORD): Add comment.
14370 * pa-protos.h (prefetch_operand): Delete.
14371 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14372 * pa.c (prefetch_operand): Delete.
14373 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14374 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14375 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
14376 and prefetch_nocc_operand.
14377 * pa.md (prefetch): Rework to avoid reload problems handling short
14378 displacements when a cache control completer needs to be provided.
14379 (prefetch_32, prefetch_64): Delete.
14380 (prefetch_cc, prefetch_nocc): New patterns.
14382 2005-01-15 David Edelsohn <edelsohn@gnu.org>
14384 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14386 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14389 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14390 exceeds maximum alignment for global common data.
14391 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14392 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14394 2004-01-15 Roger Sayle <roger@eyesopen.com>
14396 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14398 2004-01-15 Roger Sayle <roger@eyesopen.com>
14400 * harg-reg-set.h (reg_class_names): Prototype global array.
14401 * regclass.c (reg_class_names): Declare here and initialize to
14403 (dump_regclass): Remove local declaration of reg_class_names.
14404 (regclass): Likewise.
14405 * cfg.c (dump_flow_info): Likewise.
14406 * ra-debug.c (reg_class_names): Likewise.
14407 * regrename.c (reg_class_names): Likewise.
14408 * reload.c (reg_class_names): Likewise.
14409 * reload1.c (spill_failure): Likewise.
14410 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14412 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
14414 * config/s390/s390.md ("reload_outti"): Remove predicate for
14415 output operand. Abort if operand is not a MEM.
14416 ("reload_outdi", "reload_outdf"): Likewise.
14418 2005-01-15 Marc Espie <espie@openbsd.org>
14420 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14421 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14422 * config/openbsd.h: Fix C++ includes for native configurations.
14423 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
14424 Add trampoline support.
14425 * config/i386/openbsdelf.h: New.
14427 2005-01-15 Marc Espie <espie@openbsd.org>
14429 * collect2.c (main): Explicitly parse -dynamic-linker option.
14431 2005-01-15 Jakub Jelinek <jakub@redhat.com>
14433 PR tree-optimization/19060
14434 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14435 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14436 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14437 and handle extract_range_from_cond returning false.
14438 * fold-const.c (fold): Optimize comparisons with min/max even for
14439 width > HOST_BITS_PER_WIDE_INT.
14441 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14443 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14444 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14445 Remove little endian multilib variants.
14446 Add mips32 multilib variant.
14448 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14450 * explow.c (copy_all_reg, stabilize): Remove.
14451 * expr.h: Remove the corresponding prototypes.
14453 * rtlanal.c (regs_set_between_p): Remove.
14454 * rtl.h: Remove the corresponding prototype.
14456 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14458 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14459 to rs6000_nonimmediate_operand.
14460 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14461 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14462 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14463 rs6000_nonimmediate_operand.
14464 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14465 rs6000_nonimmediate_operand.
14467 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14469 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14471 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14473 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14475 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14476 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14478 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14479 (rs6k_nonimmediate_operand): New.
14480 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14482 (legitimate_lo_sum_address_p): Same.
14483 (rs6000_legitimize_address): Same.
14484 (rs6000_legitimize_reload_address): Same.
14485 (rs6000_legitimate_address): Same.
14486 (spe_build_register_parallel): Pass DF and DC modes in a DI
14489 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14490 to rs6k_nonimmediate_operand.
14492 * config/rs6000/spe.md ("*frob_df_di"): New.
14493 ("*frob_di_df"): New.
14494 ("*frob_di_df_2"): New.
14495 ("*mov_sidf_e500_subreg0"): New.
14496 ("*mov_sidf_e500_subreg4"): New.
14497 ("*movdf_e500_double"): Change predicate to
14498 rs6k_nonimmediate_operand.
14500 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14502 * postreload.c (move2add_note_store): Only call
14503 trunc_int_for_mode on scalar integers.
14505 2005-01-14 Steven Bosscher <stevenb@suse.de>
14507 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14508 replace BB_VISITED uses.
14509 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14510 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14511 (tree_dce_done): Free visited_control_parents.
14512 (perform_tree_ssa_dce): Allocate and clear it.
14513 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14514 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14515 instead of BB_VISITED.
14517 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14519 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14520 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14521 Remove unused prototypes.
14523 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14525 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14526 64-bit register usage.
14527 (spe_func_has_64bit_regs_p): Add FIXME note.
14529 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14531 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14532 flag_finite_math_only with flag_unsafe_math_optimizations.
14534 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14536 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14537 end-of-stack check.
14538 (__tpf_eh_return): Copy TPF private stack area from the module
14539 boundary stack frame. Add check for when module addresses are
14540 equal, but no stub address is found.
14542 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14545 * arm.h (struct machine_function): Add call_via field.
14546 (thumb_call_via_label): Declare.
14547 * arm.c (thumb_call_via_label): New variable.
14548 (thumb_call_reg_needed): New variable.
14549 (arm_output_function_epilogue): For Thumb code, output any per-function
14550 call-indirect trampolines.
14551 (thumb_call_via_reg): New function.
14552 (arm_file_end): New function.
14553 (TARGET_ASM_FILE_END): Call arm_file_end.
14554 (aof_file_end): Likewise.
14555 * arm-protos.h (thumb_call_via_reg): Declare.
14556 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14557 thumb_call_via_reg in normal case.
14559 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14561 PR middle-end/19084
14562 PR rtl-optimization/19348
14563 * recog.c (peephole2_optimize): Do global life update if some peephole
14564 decides it doesn't need at least one of its inputs and that change
14565 influences liveness at the start of the basic block.
14567 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14568 arguments instead of 1.
14570 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14572 PR middle-end/18820
14573 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14574 zero for nested functions needing a static chain or functions
14575 with a non-constant address.
14577 2005-01-13 Roger Sayle <roger@eyesopen.com>
14579 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14580 (and (sign_extend X) C) into (zero_extend (and X C)).
14582 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14584 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14586 2005-01-13 Richard Henderson <rth@redhat.com>
14591 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14592 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14593 not just TARGET_SSE.
14594 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14595 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14596 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14597 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14598 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14599 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14600 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14601 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14602 (movdicc_c_rex64): Rename with '*'.
14603 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14604 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14605 (movsfcc_1_387): Rename from movsfcc_1.
14606 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14607 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14608 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14609 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14610 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14611 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14612 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14613 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14614 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14615 sse_movdfcc_const0_4): Remove.
14616 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14617 recognize min/max early. Update for changed sse cmove patterns.
14618 (ix86_split_sse_movcc): New.
14619 * config/i386/i386-protos.h: Update.
14621 2005-01-13 Steven Bosscher <stevenb@suse.de>
14623 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14624 (fix_stmt_v_may_defs): Likewise.
14626 2005-01-13 Richard Henderson <rth@redhat.com>
14628 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14629 for converting the mask.
14631 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14633 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14636 2005-01-13 Richard Henderson <rth@redhat.com>
14638 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14639 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14640 IX86_BUILTIN_MOVDQ2Q): Remove.
14641 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14642 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14643 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14645 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14646 (sse2_pextrw): Fix immediate constraint.
14647 (sse2_loadq, sse2_loadq_rex64): Remove.
14648 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14649 Use __builtin_ia32_vec_ext_<size>.
14650 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14652 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14654 * function.c (assign_parm_setup_block): Look inside original
14655 entry_parm when inspecting PARALLEL.
14657 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14658 Joel Sherrill <joel@oarcorp.com>
14661 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14662 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14663 rtems_gxx_recursive_mutex_init.
14664 (__gthread_recursive_mutex_lock): New function.
14665 (__gthread_recursive_mutex_trylock): Likewise.
14666 (__gthread_recursive_mutex_unlock): Likewise.
14668 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14670 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14672 2005-01-13 Jan Beulich <jbeulich@novell.com>
14674 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14675 (ashrti3_internal): Indicate output is early clobber. Generate result
14676 into output rather than first input. Use move for low word of output
14677 if shift count is exactly 64.
14678 (lshrti3_internal): Likewise.
14680 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14684 * reload1.c (delete_output_reload): Don't delete an output reload
14685 if the pseudo lives longer than a single basic block. Adjust and
14686 improve wording of comment.
14688 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14691 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14692 of TYPE_SIZE where we mean the number of bytes.
14694 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14696 * function.c (assign_parm_setup_block): Relax condition on
14697 multi-register optimization.
14699 2005-01-12 Nick Clifton <nickc@redhat.com>
14701 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14702 an "in_delay_slot" attribute of "no" to prevent them being used in
14703 delay slots. This is forbidden because they might generate
14706 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14709 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14710 with r->Y and Y->r.
14712 2005-01-12 Nick Clifton <nickc@redhat.com>
14714 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14715 passed on to GAS) but do not define, as GAS no longer supports or
14716 needs the -m2000 option.
14718 2005-01-11 Roger Sayle <roger@eyesopen.com>
14720 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14721 type as args of unprototyped builtins aren't automatically promoted.
14722 (fold_builtin_abs): Likewise.
14724 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14726 * Makefile.in: Set a `build-warn' variable.
14728 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14730 PR tree-optimization/17949
14731 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14732 (find_interesting_uses_address): Use it.
14734 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14736 * regrename.c (kill_value): Handle subreg's that won't simplify.
14738 2005-01-11 Richard Henderson <rth@redhat.com>
14741 * config/i386/i386.h (enum ix86_builtins): Move ...
14742 * config/i386/i386.c: ... here.
14743 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14744 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14745 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14746 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14747 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14748 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14749 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14750 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14751 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14752 IX86_BUILTIN_LOADDDUP): Remove.
14753 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14754 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14755 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14756 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14757 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14758 (ix86_init_builtins): Make static.
14759 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14760 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14761 if all the modes match. Otherwise, fake it.
14762 (get_element_number, ix86_expand_vec_init_builtin,
14763 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14764 (ix86_expand_builtin): Make static. Update for changed builtins.
14765 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14766 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14767 (ix86_expand_vector_init_duplicate): New.
14768 (ix86_expand_vector_init_low_nonzero): New.
14769 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14770 Split out from ix86_expand_vector_init; handle integer modes.
14771 (ix86_expand_vector_init): Use them.
14772 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14773 * config/i386/i386-protos.h: Update.
14774 * config/i386/predicates.md (reg_or_0_operand): New.
14775 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14776 (movv2sf_internal): Likewise. And a splitter to match them all.
14777 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14778 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14779 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14780 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14781 (mmx_pinsrw): Fix operand ordering.
14782 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14783 rather than sse_loadss expander.
14784 (movv2df splitter): Similarly.
14785 (sse_loadss, sse_loadlss): Remove.
14786 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14787 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14788 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14789 (sse3_movddup): Rename with '*'.
14790 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14791 (sse2_loadsd): Remove.
14792 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14793 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14794 (sse2_pinsrw): Fix argument ordering.
14795 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14796 (sse2_stored): Remove 'r' destination.
14797 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14798 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14799 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14800 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14801 vec_extractv16qi, vec_initv16qi): New.
14803 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14804 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14805 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14807 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14808 (_mm_load_si128, _mm_store_si128): Likewise.
14809 (_mm_load1_pd): Use _mm_set1_pd.
14810 (_mm_load_sd): Use _mm_set_sd.
14811 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14812 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14813 (_mm_set_epi64): Use _mm_set_epi64x.
14814 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14815 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14816 _mm_setr_epi8): Use _mm_set_foo form.
14817 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14818 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14819 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14820 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14821 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14822 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14823 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14824 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14825 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14826 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14827 (_mm_movedup_pd): Use _mm_shuffle_pd.
14828 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14829 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14830 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14831 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14832 Use _mm_setzero_ps.
14833 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14834 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14835 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14836 (_mm_store_ps): Use raw dereference.
14837 (_mm_store1_ps): Use _mm_storeu_ps.
14838 (_mm_storer_ps): Use _mm_store_ps.
14839 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14840 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14842 2005-01-11 Stan Shebs <shebs@apple.com>
14844 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14845 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14847 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14850 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14851 Skip all DECLs except for FIELD_DECLs.
14853 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14855 * config/s390/s390.c (override_options): Return error if
14856 -mbackchain, -mpacked-stack and -mhard-float are used together.
14857 (s390_va_start): Remove the backchain && packed-stack special case.
14858 (s390_gimplify_va_arg): Likewise.
14859 * doc/invoke.texi: Remove the ABI incompatibility note.
14861 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14863 * config/s390/s390.c (struct s390_frame_layout): Remove
14865 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14866 save_backchain_p with TARGET_BACKCHAIN.
14868 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14871 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14872 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14873 * function.c (locate_and_pad_parm): Set new field.
14874 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14875 Tweak where_pad test to include "none". Always set mem align for
14877 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14878 not sufficient for type.
14879 (assign_parm_setup_block): If stack_parm is zero on entry, always
14880 make a new stack local. Block move old stack parm if necessary
14881 to new aligned stack local.
14882 (assign_parm_setup_stack): Use a block move to handle
14883 potentially misaligned entry_parm.
14884 (assign_parms_unsplit_complex): Specify required alignment when
14885 creating stack local.
14886 * calls.c (compute_argument_addresses): Override alignment of stack
14887 arg calculated from its type with the alignment given by
14888 FUNCTION_ARG_BOUNDARY.
14889 (store_one_arg): Likewise.
14891 2005-01-11 Jan Beulich <jbeulich@novell.com>
14893 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14894 Change respective itanium_class attribute to ialu.
14895 (shladdp4_internal): New.
14896 * config/ia64/predicates.md (shladd_log2_operand): New.
14898 2005-01-11 Richard Henderson <rth@redhat.com>
14900 * expr.c (store_constructor): Use rtvec_alloc instead of
14901 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14903 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14905 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14907 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14909 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14910 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14911 (TARGET_RWRELOC): Define.
14912 (ia64_rwreloc_section_type_flags): Delete.
14913 (ia64_section_type_flags): New function.
14914 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14915 (TARGET_RWRELOC): Define.
14917 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14920 * config/ia64/ia64.c (process_set): For alloc insn, only call
14921 process_epilogue is !frame_pointer_needed.
14923 2005-01-10 Roger Sayle <roger@eyesopen.com>
14926 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14927 unary operator and can't be treated as a binary/comparison operator.
14929 2005-01-10 Richard Henderson <rth@redhat.com>
14931 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14932 (ix86_return_in_memory): Likewise.
14933 (function_arg_advance): Likewise. Mirror structure in function_arg
14934 for choosing register to advance.
14936 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14938 * tree-vectorizer.c, tree.def: Fix comment typos.
14940 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14942 * config/s390/s390.c (struct processor_costs): 4 new fields:
14943 ddbr, ddr, debr, der.
14944 (s390_rtx_costs): More precise handling of divide instructions.
14946 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14948 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14950 2005-01-10 Jan Beulich <jbeulich@novell.com>
14952 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14953 names resulting from -ffunction-sections/-fdata-sections and linkonce
14955 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14956 based on the section name. Rearrange the section name comparison logic
14957 slightly so that each section name is compared against at most once.
14959 2005-01-10 Ben Elliston <bje@au.ibm.com>
14961 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14962 targets for which -fPIC reduces limitations on the GOT size.
14964 2005-01-09 Falk Hueffner <falk@debian.org>
14966 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14969 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14972 * collect2.c (main): Set aixrtl_flag for -brtl option.
14973 (resolve_lib_name): Search for .so file extension before .a
14974 if aixrtl_flag set.
14976 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14978 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14979 (vect_analyze_data_refs_alignment): Add dump prints.
14981 2005-01-09 Ira Rosen <irar@il.ibm.com>
14983 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14984 expr_invariant_in_loop_p.
14985 Initialize outputs first thing in the function.
14986 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14987 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14988 (vect_analyze_pointer_ref_access): Check that the initial condition of
14989 the access function is loop invariant.
14991 2005-01-09 Richard Henderson <rth@redhat.com>
14993 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14994 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14995 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14996 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14997 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14998 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14999 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
15000 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
15001 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
15002 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
15003 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
15004 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
15005 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
15006 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
15007 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
15008 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
15009 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
15010 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
15011 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
15012 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
15013 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
15014 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
15015 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
15017 (mmx_clrdi, pavgusb): Remove.
15018 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
15019 with leading sse_ prefix.
15020 * config/i386/sse.md: Receive them.
15021 * config/i386/mmx.md: New file.
15022 (MMXMODE12, MMXMODE24, mmxvecsize): New.
15023 (subrv2sf3): Turn into expander for normal subtraction.
15024 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
15025 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
15026 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
15027 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
15028 commutative; use ix86_binary_operator_ok.
15029 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
15030 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
15031 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
15032 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
15033 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
15034 Macroize from existing patterns; use ix86_binary_operator_ok.
15035 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
15036 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
15037 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
15038 with vec_select+vec_concat.
15039 (mmx_pshufw, mmx_pshufw_1): Likewise.
15040 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
15041 (mmx_uavgv4hi3): Model correctly.
15042 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
15043 _mm_xor_si64): Remove casts.
15045 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15047 PR tree-optimization/19224
15048 * tree-scalar-evolution.c (get_instantiated_value,
15049 set_instantiated_value): New functions.
15050 (instantiate_parameters_1): Cache the results.
15051 (instantiate_parameters, resolve_mixers): Initialize and free
15054 2005-01-08 David Edelsohn <edelsohn@gnu.org>
15056 * config/i386/i386.md (addhi_4): Correct reference in comment.
15059 2005-01-08 Richard Henderson <rth@redhat.com>
15061 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
15062 (_mm_cvtsi128_si64x): Likewise.
15063 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
15064 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
15065 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
15066 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
15067 * config/i386/i386-protos.h: Update.
15068 * config/i386/i386.c (print_operand): Add 'H'.
15069 (ix86_fixup_binary_operands): Split out from ...
15070 (ix86_expand_binary_operator): ... here.
15071 (ix86_fixup_binary_operands_no_copy): New.
15072 (ix86_expand_fp_absneg_operator): Handle vector mode results.
15073 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
15074 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
15075 (safe_vector_operand): Use CONST0_RTX.
15076 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
15077 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
15078 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
15079 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
15081 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
15082 (IX86_BUILTIN_CMPNGESS): New.
15083 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
15084 (attr type): Add sselog1.
15085 (attr unit, attr memory): Handle it.
15086 (movti, movti_internal, movti_rex64): Move near other integer moves.
15087 (movtf, movtf_internal): Move near other fp moves.
15088 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
15089 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
15090 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
15091 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
15092 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
15093 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
15094 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
15095 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
15096 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
15097 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
15098 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
15099 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
15100 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
15101 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
15102 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
15103 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
15104 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
15105 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
15106 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
15107 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
15108 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
15109 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
15110 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
15111 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
15112 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
15113 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
15114 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
15115 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
15116 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
15117 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
15118 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
15119 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
15120 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
15121 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
15122 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
15123 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
15124 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
15125 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
15126 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
15127 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
15128 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
15129 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
15130 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
15131 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
15133 (SSEPUSH, push<SSEPUSH>): Remove.
15134 (MMXPUSH, push<MMXPUSH>): Remove.
15135 (sse_movaps, sse_movaps_1, sse_movups): Remove.
15136 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
15137 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
15138 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
15139 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
15140 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
15141 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
15142 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
15143 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
15144 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
15145 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
15146 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
15147 (ppro_sse_log_V4SF): Handle sselog1.
15148 * config/i386/predicates.md (const_0_to_1_operand): New.
15149 (const_0_to_255_mul_8_operand): New.
15150 (const_1_to_31_operand): Rename from const_int_1_31_operand.
15151 (const_2_to_3_operand, const_4_to_7_operand): New.
15152 * config/i386/sse.md: New file.
15153 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
15154 (sse_movups): Rename from sse_movups_1.
15155 (sse_loadlss): Rename from sse_loadss_1.
15156 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
15158 (negv4sf2): Use ix86_expand_fp_absneg_operator.
15159 (absv4sf2, negv2df, absv2df): New.
15160 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
15161 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
15162 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
15163 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
15164 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
15165 (sse3_addsubv4sf3): Model correctly.
15166 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
15167 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
15168 (sse_movhlps): Model with vec_select+vec_concat.
15169 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
15170 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
15171 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
15172 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
15173 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
15174 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
15175 sse2_pshufhw_1): Likewise.
15176 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
15177 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
15178 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
15179 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
15180 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
15181 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
15182 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
15183 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
15184 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
15185 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
15186 sminv8hi3): Mark commutative
15187 operands. Use ix86_binary_operator_ok.
15188 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
15189 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
15190 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
15191 sse2_punpcklqdq): Allow operand2 in memory.
15192 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
15193 sse2_movsd): Add memory alternatives.
15194 (sse_storelps): Turn expander into an insn; split after reload.
15195 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
15196 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
15198 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
15200 * configure.ac (DWARF-2 debug_line): Use objdump.
15201 * configure: Regenerate.
15203 2005-01-08 Jeff Law <law@redhat.com>
15204 Diego Novillo <dnovillo@redhat.com>
15206 PR tree-optimization/18241
15207 * tree-nrv.c (tree_nrv): Ignore volatile return values.
15208 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
15209 statements with volatile operands.
15210 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
15211 operands after marking a statement with has_volatile_ops.
15213 2005-01-08 Roger Sayle <roger@eyesopen.com>
15215 * tree.c (int_fits_type_p): Always honor integer constant
15216 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
15218 2005-01-08 Roger Sayle <roger@eyesopen.com>
15220 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
15221 the latent bug in rtl_delete_block has been resolved.
15223 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15225 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
15226 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
15228 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15230 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
15231 library as @multilib_dir@/$(SHLIB_SONAME).
15233 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15235 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
15236 * configure: Regenerate.
15238 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15240 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
15243 2005-01-07 David Edelsohn <edelsohn@gnu.org>
15246 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
15247 Convert non-word aligned offset address using ld/std into
15250 2005-01-07 Richard Henderson <rth@redhat.com>
15252 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
15254 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
15256 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
15258 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15260 PR tree-optimization/19283
15261 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
15262 is not shorter than the original type.
15264 PR rtl-optimization/19012
15265 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
15267 PR rtl-optimization/18861
15268 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
15269 (FULL_STATE): Define.
15270 (mark_tablejump_edge): New function.
15271 (purge_dead_tablejump_edges): New function.
15272 (find_bb_boundaries): Use it.
15274 PR tree-optimization/18828
15275 * builtins.c (expand_builtin_next_arg): Remove argument and all
15276 the argument checking.
15277 (expand_builtin): Adjust caller.
15278 (expand_builtin_va_start): Likewise. Remove error for too many
15280 (fold_builtin_next_arg): Issue error for too many arguments.
15281 After checking arguments, replace them with magic arguments that
15282 prevent further checking of the args.
15284 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15286 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
15288 2005-01-06 Roger Sayle <roger@eyesopen.com>
15291 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
15292 and %{.S:...} (and their negative variants) to test whether the
15293 input file is assembler or pre-processed-assembler independent of
15294 the actual filename extension.
15296 2005-01-06 Roger Sayle <roger@eyesopen.com>
15298 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
15299 of sign or zero extended values.
15301 2005-01-06 Geoffrey Keating <geoffk@apple.com>
15303 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
15304 for IBM long double format correctly.
15306 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
15308 Fix PR tree-optimization/18792
15310 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
15311 to first_loop_depth, and use loop depth instead of loop number.
15312 (build_classic_dir_vector): Ditto.
15313 (compute_data_dependences_for_loop): Use depth, not loop number.
15314 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
15315 number. Pass in loops, instead of loop numbers.
15316 (gather_interchange_stats): Ditto.
15317 (linear_transform_loops): Ditto.
15319 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
15322 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
15323 biv_fits_mode_p, extension_within_bounds_p): New functions.
15324 (check_ext_dependent_givs): Use them.
15326 2005-01-06 Roger Sayle <roger@eyesopen.com>
15328 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15329 more than one barrier, in which case we should delete them all.
15331 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
15333 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15335 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
15337 Fix PR middle-end/19286
15339 * dwarf2out.c (gen_subprogram_die): If we've already tried to
15340 output this subprogram, simply ignore this attempt to do it again.
15341 (add_abstract_origin_attribute): Don't abort trying to add the abstract
15342 origin attribute if it's not possible.
15343 (gen_block_die): Don't ignore subblocks of "unused" blocks.
15344 (decls_for_scope): Ditto.
15345 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15346 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15348 2005-01-05 Richard Henderson <rth@redhat.com>
15351 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15352 (bdesc_2arg): Use it.
15353 (ix86_expand_binop_builtin): Force operands into registers
15355 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15356 ix86_expand_sse_compare, ix86_expand_sse_comi,
15357 ix86_expand_builtin): Likewise.
15359 2005-01-05 Richard Henderson <rth@redhat.com>
15361 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15363 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15364 (mulv4hi3): Set itanium_class mmmul.
15365 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15366 (fpack): Rename from fpack_sfsf.
15368 2005-01-05 Richard Henderson <rth@redhat.com>
15371 * reload1.c (do_input_reload): Restrict the optimization deleteing
15372 a previous output reload to RELOAD_FOR_INPUT.
15374 2005-01-05 Steven Bosscher <stevenb@suse.de>
15376 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
15377 comment that we fall through after case.
15378 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15379 (distribute_links): Likewise.
15380 * cse.c (cse_insn): Likewise.
15381 * cselib.c (cselib_invalidate_mem): Likewise.
15382 * df.c: Update comments at the top of the file.
15383 (read_modify_subreg_p): Update comments here too.
15384 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15385 * flow.c (mark_set_1): Likewise.
15386 (mark_used_regs): Likewise.
15387 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15388 (canon_list_insert): Likewise.
15389 (mark_set): Likewise.
15390 (try_replace_reg): Likewise.
15391 (store_killed_in_insn): Likewise.
15392 * loop.c (count_one_set): Likewise.
15393 (basic_induction_var): Likewise.
15394 * postreload-gcse.c (find_mem_conflicts): Likewise.
15395 * postreload.c (reload_combine_note_store): Likewise.
15396 (move2add_note_store): Likewise.
15397 * reload.c (find_equiv_reg): Likewise.
15398 (mark_referenced_resources): Likewise.
15399 * rtlanal.c (set_noop_p): Likewise.
15400 (note_stores): Likewise.
15401 (note_uses): Likewise.
15402 * sched-deps.c (sched_analyze_1): Likewise.
15403 * sched-rgn.c (check_live_1): Likewise.
15404 (update_live_1): Likewise.
15405 * config/i860/i860.c: Likewise.
15407 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15409 (ZERO_EXTRACT): Mention that this one can be an lvalue.
15411 * doc/rtl.texi: Update documentation for bit-fields and SET.
15413 2005-01-05 Roger Sayle <roger@eyesopen.com>
15415 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15417 2005-01-05 Jan Hubicka <jh@suse.cz>
15418 Richard Henderson <rth@redhat.com>
15421 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15424 2005-01-05 Richard Henderson <rth@redhat.com>
15427 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15428 (sse_shufps): Change operand 3 to const_int_operand.
15429 (sse2_storelps): Fix typo in template.
15430 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15431 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15432 (ix86_expand_builtin): Likewise.
15434 2005-01-05 Julian Brown <julian@codesourcery.com>
15436 * config/arm/arm.c (arm_return_in_memory): Treat complex types
15437 as aggregates for AAPCS ABIs.
15439 2005-01-05 Stan Shebs <shebs@apple.com>
15441 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15442 Mach-O getters if ppc64.
15443 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15445 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15446 signed four-byte field for global code case.
15447 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15449 2005-01-05 Roger Sayle <roger@eyesopen.com>
15451 PR middle-end/19100
15452 * c-common.c: Include real.h.
15453 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15454 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15455 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15456 * Makefile.in (c-common.o): Update dependencies.
15458 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15460 * c-parse.in (asm_string): Add trailing semicolon.
15462 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15464 * c-parse.in (asm_string): New. Don't allow wide strings in
15466 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15467 asm_string instead of STRING.
15469 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15471 * c-typeck.c (constructor_no_implicit): Remove.
15472 (set_designator, process_init_element): Don't check
15473 constructor_no_implicit.
15475 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15476 Kaz Kojima <kkojima@gcc.gnu.org>
15479 * lcm.c (create_pre_exit): New.
15480 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15481 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15483 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15485 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15486 -msoft-float in target_float_switch.
15487 * arm.c (arm_override_options): Fix processing of target_float_switch.
15489 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15491 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15494 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15496 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15497 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15499 2005-01-04 Roger Sayle <roger@eyesopen.com>
15501 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15502 if deleting the then-block allows the test-block to fallthru to the
15505 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15508 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15509 after the full declaration if the are in two different TUs.
15511 2005-01-04 Richard Henderson <rth@redhat.com>
15514 * tree-sra.c (generate_one_element_init): Just
15515 call gimplify_and_add.
15516 (generate_element_init): Record the
15517 new referenced variables and mark them for renaming
15518 and split out to ...
15519 (generate_element_init_1): This.
15520 (scalarize_init): Don't call push_gimplify_context/
15521 pop_gimplify_context.
15523 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15525 * toplev.c (get_src_pwd): Handle failure of getpwd().
15527 2005-01-04 Roger Sayle <roger@eyesopen.com>
15529 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15531 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15532 all the cases handled by it are inverted by invert_truthvalue.
15534 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15536 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15537 (save_register_windowsi): Likewise.
15539 2005-01-04 Richard Henderson <rth@redhat.com>
15541 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15543 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15545 PR middle-end/17767
15546 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15547 any simplifications of vector mode comparison operators.
15548 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15550 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15551 Devang Patel <dpatel@apple.com>
15553 PR tree-optimization/18308
15554 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15555 the operands before creating a new expression.
15556 * dojump.c (do_jump): Make drop_through_label available
15557 for all cases. Add expansion of COND_EXPR.
15559 2005-01-04 Ira Rosen <irar@il.ibm.com>
15561 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15562 INTEGER_CST instead of TREE_CONSTANT.
15563 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15564 instead of TREE_CONSTANT.
15565 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15566 instead of TREE_CONSTANT.
15568 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15570 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15572 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15575 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15576 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15578 2005-01-03 Richard Henderson <rth@redhat.com>
15580 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15581 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15582 fold_convert_const_real_from_real): Split out from ...
15583 (fold_convert_const): ... here.
15585 2005-01-03 Richard Henderson <rth@redhat.com>
15588 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15589 (mov<MMXMODEI>_internal): Likewise.
15590 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15591 Add V2SF case; use it for SSE1; don't use TI.
15592 (movdf_integer): Likewise.
15593 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15595 2005-01-03 Ira Rosen <irar@il.ibm.com>
15597 * tree-vectorizer.c (vect_strip_conversions): New function.
15598 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15599 check for binary class.
15601 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15605 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15607 * gimple-low.c (mark_blocks_with_used_vars): New function.
15608 (mark_blocks_with_used_subblocks): Ditto.
15609 (mark_used_blocks): Ditto.
15610 (pass_mark_used_blocks): New pass.
15611 * tree-inline.c: Include debug.h.
15612 (expand_call_inline): Call outlining_inline_function here.
15613 * tree-optimize.c (init_tree_optimization_passes): Add
15614 pass_mark_used_blocks.
15615 * tree-pass.h (pass_mark_used_blocks): New.
15616 * Makefile.in (tree-inline.o): Add debug.h dependency.
15618 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15620 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15621 VAR_DECLs to have weak_import attribute.
15623 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15626 2004-01-03 Steven Bosscher <stevenb@suse.de>
15628 * passes.c (rest_of_compilation): Don't run regmove if only
15629 flag_expensive_optimizations, require flag_regmove instead.
15631 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15633 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15635 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15636 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15637 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15638 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15640 2005-01-03 Richard Henderson <rth@redhat.com>
15642 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15643 (ia64_const_ok_for_letter_p): New.
15644 (ia64_const_double_ok_for_letter_p): New.
15645 (ia64_extra_constraint): New.
15646 (ia64_expand_vecint_compare): New.
15647 (ia64_expand_vcondu_v2si): New.
15648 (ia64_expand_vecint_cmov): New.
15649 (ia64_expand_vecint_minmax): New.
15650 (ia64_print_operand): Add 'v'.
15651 (ia64_preferred_reload_class): New.
15652 (ia64_vector_mode_supported_p): New.
15653 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15654 (PREFERRED_RELOAD_CLASS): Move to function.
15655 (CONST_OK_FOR_LETTER_P): Move to function.
15656 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15657 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15658 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15659 (EXTRA_CONSTRAINT): Move to function.
15660 * config/ia64/ia64.md: Include vect.md.
15661 (itanium_class): Add mmalua.
15663 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15665 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15666 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15668 (const_int_2bit_operand): New.
15669 (fr_reg_or_0_operand): New.
15670 * config/ia64/ia64-modes.def: Add vector modes.
15671 * config/ia64/ia64-protos.h: Update.
15672 * config/ia64/vect.md: New file.
15674 2005-01-03 Richard Henderson <rth@redhat.com>
15676 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15678 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15681 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15683 (log1pdf2): Change mode of operands[0,1] to DFmode.
15685 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15687 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15688 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15689 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15690 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15691 SPARC_RELAXED_ORDERING.
15693 2005-01-03 Richard Henderson <rth@redhat.com>
15694 Uros Bizjak <uros@kss-loka.si>
15697 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15698 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15699 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15701 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15702 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15703 const_pow2_1_to_128_operand): New predicates.
15705 2005-01-02 Greg McGary <greg@mcgary.org>
15707 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15709 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15710 object. [ptr_type]: Remove unused variable.
15711 Remember nearest addressable array-element or record-component
15712 when checking bitfield components. Tolerate empty BIND_EXPR.
15714 2005-01-01 Richard Henderson <rth@redhat.com>
15716 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15717 that don't narrow the value. Fail for other conversions.
15719 2005-01-01 Richard Henderson <rth@redhat.com>
15722 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15723 * c-lang.c (finish_file): Don't do it here.
15724 * objc/objc-act.c (objc_finish_file): Likewise.
15726 * cgraph.c (decl_assembler_name_equal): New.
15727 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15728 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15729 * cgraph.h (struct cgraph_varpool_node): Add next.
15730 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15731 * varasm.c (assemble_alias): Mark the target as needed.
15733 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15735 PR middle-end/19221
15736 * function.c (get_arg_pointer_save_area): Use entry_of_function
15737 instead of get_insns.
15739 2005-01-01 Roger Sayle <roger@eyesopen.com>
15740 Andrew Pinski <pinskia@physics.uc.edu>
15741 James E. Wilson <wilson@specifixinc.com>
15743 PR rtl-optimization/12092
15744 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15747 2005-01-01 Roger Sayle <roger@eyesopen.com>
15748 Olivier Hainque <hainque@act-europe.fr>
15750 * tree.c (int_fits_type_p): A narrower type always fits in a
15751 wider one, except for negative values into unsigned types.
15753 2005-01-01 Roger Sayle <roger@eyesopen.com>
15755 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15756 with the original constant rather than require TREE_OVERFLOW.
15758 2005-01-01 Steven Bosscher <stevenb@suse.de>
15760 PR middle-end/17544
15761 * c-decl.c (finish_function): If compiling C99, annotate the
15762 compiler generated return with the current file name and line 0.
15763 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15764 the source line is greater than 0.
15765 (remove_bb): Likewise.