* integrate.h (get_hard_reg_initial_val): Change type of register
[official-gcc.git] / gcc / ChangeLog
blob110aecd8741b9ebe8ce384ab0e91bf5e9c36519a
1 2005-05-08  Richard Sandiford  <rsandifo@redhat.com>
3         * integrate.h (get_hard_reg_initial_val): Change type of register
4         parameter from int to unsigned int.
5         (has_hard_reg_initial_val): Likewise.
6         * integrate.c (get_hard_reg_initial_val): Likewise.
7         (has_hard_reg_initial_val): Likewise.  Remove cast to unsigned int.
9 2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>
11         * except.c (eh_status): Change the type of ttype_data to
12         VEC(tree,gc)*.
13         (add_ttypes_entry, assign_filter_values,
14         output_function_exception_table): Use VEC instead of VARRAY.
16 2005-05-07  David Edelsohn  <edelsohn@gnu.org>
18         * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
20 2005-05-07  Paul Brook  <paul@codesourcery.com>
22         * Makefile.in: Fix dependencies.
23         (GCOV_IO_H, VARRAY_H): Set.
25 2005-05-07  Anthony Green  <green@redhat.com>
27         PR bootstrap/21403
28         * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
29         x$STMP_FIXPROTO test.
30         * configure: Rebuilt.
32 2005-05-07  Joseph S. Myers  <joseph@codesourcery.com>
34         * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
35         inappropriate feature test macros if flag_iso.
37 2005-05-07  Joseph S. Myers  <joseph@codesourcery.com>
39         * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
41 2005-05-07  Hans-Peter Nilsson  <hp@axis.com>
43         PR target/21441
44         * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
45         ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
46         Handle moved operand being in special register.
47         ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
48         presumed working insn.
49         (mover2side): Add FIXME.
51 2005-05-07  Richard Sandiford  <rsandifo@redhat.com>
53         * integrate.c (get_func_hard_reg_initial_val): Delete.
54         (has_func_hard_reg_initial_val): Delete.
55         (get_hard_reg_initial_val): Inline the old implementation of
56         get_func_hard_reg_initial_val.  Use has_hard_reg_initial_val
57         instead of has_func_hard_reg_initial_val to test for an existing
58         pseudo.  Only create an rtx if a new initial value entry is needed.
59         (has_hard_reg_initial_val): Scan the initial value list directly.
60         Don't create an rtx.
62 2005-05-07  David Edelsohn  <edelsohn@gnu.org>
64         * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
65         from extra_options.
66         * config.in (HAVE_AS_POPCNTB): New.
67         * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
68         (HAVE_AS_POPCNTB): New.
69         * configure: Regenerated.
70         * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
71         * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
72         MASK_POPCNTB.  Uncomment rs6000_sched_restricted_insns_priority
73         and rs6000_sched_costly_dep.
74         * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
75         (TARGET_XL_COMPAT): Delete.
76         * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
77         (popcount<mode>2): New.
78         (popcntb<mode>2): New.
79         * config/rs6000/rs6000.opt (mpopcntb): New.
81         * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
82         if variable name exists.
84 2005-05-07  Matt Kraai  <kraai@ftbfs.org>
86         * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
88 2005-05-07  Richard Henderson  <rth@redhat.com>
90         PR target/21412
91         * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
92         with constant offsets.
94 2005-05-07  Nathan Sidwell  <nathan@codesourcery.com>
96         * config/v850/v850.c (print_operand): Use gcc_assert and
97         gcc_unreachable, as appropriate.
98         (print_operand_address, v850_handle_data_area_attribute,
99         v850_encode_data_area, construct_restore_jr, construct_save_jarl,
100         v850_insert_attributes, construct_prepare_instruction): Likewise.
101         * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
102         * config/v850/v850.md (movsicc, *sasf_1): Likewise.
104 2005-05-07  Kazu Hirata  <kazu@cs.umass.edu>
106         * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
107         config/rs6000/rs6000.h: Fix comment typos.
109 2005-05-07  Richard Sandiford  <rsandifo@redhat.com>
111         * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
112         * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
113         (mips_scalar_mode_supported_p): Delete.
115 2005-05-06  Eric Christopher  <echristo@redhat.com>
117         * config/mips/mips.opt: Remove -mint64 option.
118         * config/mips/mips.c (override_options): Remove -mint64
119         handling.
120         * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
121         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
122         64-bit integer handling.
123         * doc/invoke.texi (Option Summary): Remove -mint64 for
124         mips.
126 2005-05-06  Zdenek Dvorak  <dvorakz@suse.cz>
128         PR tree-optimization/19401
129         * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
130         * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
131         (estimated_unrolled_size): New function.
132         (try_unroll_loop_completely, canonicalize_loop_induction_variables,
133         tree_unroll_loops_completely): Always unroll loops if the code size
134         does not increase.
135         * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
136         loops should be unrolled completely.
137         (gate_tree_complete_unroll): Run complete unrolling unconditionally.
139 2005-05-06  Zdenek Dvorak  <dvorakz@suse.cz>
141         PR rtl-optimization/21254
142         * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
143         assumptions for loops that otherwise do not roll.
144         (find_simple_exit): Prefer # of iterations that is guaranteed
145         not to be infinite.
146         * loop-unroll.c (decide_peel_once_rolling,
147         decide_peel_completely): Check whether the loop is infinite.
149 2005-05-06  Pat Haugen  <pthaugen@us.ibm.com>
151         * config/rs6000/sysv4.opt: Fix typo.
153 2005-05-06  Denis Vlasenko  <vda@port.imtp.ilyichevsk.odessa.ua>
154             Jakub Jelinek  <jakub@redhat.com>
156         PR target/21329
157         * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
158         for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
159         Don't use rep; movs{l,q} if the repetition count is really small,
160         instead use a sequence of movs{l,q} instructions.
162 2005-05-06  Jeff Law  <law@redhat.com>
164         PR tree-optimization/21380
165         * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
166         thread through a block with no preds.
168 2005-05-06  Kazu Hirata  <kazu@cs.umass.edu>
170         * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
171         ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
172         add_call_read_ops): Use VEC instead of VARRAY.
174 2005-05-06  Nathan Sidwell  <nathan@codesourcery.com>
176         * config/mcore/mcore.c (mcore_print_operand_address): Use
177         gcc_assert and gcc_unreachable as appropriate.
178         (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
179         mcore_output_andn, output_inline_const, mcore_output_move,
180         mcore_output_movedouble, mcore_expand_block_move,
181         layout_mcore_frame, mcore_initial_elimination_offset,
182         mcore_expand_prolog, mcore_mark_dllexport,
183         mcore_mark_dllimport): Likewise.
184         * config/mcore/mcore.h (switch_to_section): Likewise.
185         * config/mcore/mcore.md: Likewise.
187 2005-05-06  Aldy Hernandez  <aldyh@redhat.com>
189         * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
190         TARGET_PROFILE_KERNEL.
192         * config/rs6000/rs6000.c (output_profile_hook): Add comment to
193         TARGET_PROFILE_KERNEL use.
195 2005-05-06  Nathan Sidwell  <nathan@codesourcery.com>
197         * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
198         and gcc_unreachable, as appropriate.
199         (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
200         m32r_expand_prologue, m32r_output_function_epilogue,
201         m32r_legitimize_pic_address, m32r_print_operand_address,
202         emit_cond_move, m32r_function_symbol,
203         m32r_output_block_move): Likewise.
204         * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
205         * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
206         *rev_zero_branch_insn): Likewise.
207         
208 2005-05-06  Jakub Jelinek  <jakub@redhat.com>
210         PR c++/20961
211         * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
212         if both NEWDECL and OLDDECL are already weak.
214 2005-05-06  Richard Sandiford  <rsandifo@redhat.com>
216         * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
218 2005-05-05  J"orn Rennecke  <joern.rennecke@st.com>
219             Kaz Kojima  <kkojima@gcc.gnu.org>
221         * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
222         and plus_constant.
224 2005-05-05  Aldy Hernandez  <aldyh@redhat.com>
225             David Edelsohn  <edelsohn@gnu.org>
227         * config.gcc: Add .opt magic for the rs6000 ports.
229         * doc/invoke.texi: Document -mabi= option properly.  Document
230         -misel and -mno-sel.  Document -mspe and -mno-spe.  Document
231         -mvrsave and -mno-vrsave.  Document deprecation of -mspe= and
232         -misel=.
234         * config/rs6000/aix.h: Remove XL_COMPAT stuff.  Remove
235         SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES.  Define
236         TARGET_XL_COMPAT.
238         * config/rs6000/aix.opt: New.
239         * config/rs6000/aix41.opt: New.
240         * config/rs6000/aix64.opt: New.
241         * config/rs6000/darwin.opt: New.
242         * config/rs6000/linux64.opt: New.
243         * config/rs6000/rs6000.opt: New.
244         * config/rs6000/sysv4.opt: New.
246         * config/rs6000/sysv4.h: Delete definitions of MASK_* and
247         associated TARGET_*.  Remove SUBTARGET_OPTIONS,
248         SUBTARGET_SWITCHES.
249         Define TARGET_USES_SYSV4_OPT.
250         * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
251         * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES.  Define
252         TARGET_USES_AIX64_OPT.
253         * config/rs6000/aix51.h: Same.
254         * config/rs6000/aix52.h: Same.
255         * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
256         MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
257         Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
258         Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
259         * config/rs6000/linux64.h: Use
260         rs6000_explicit_options.  Remove EXTRA_SUBTARGET_SWITCHES.
262         * config/rs6000/rs6000.c: Remove definitions of
263         rs6000_sched_restricted_insns_priority,
264         rs6000_long_double_size_string, rs6000_altivec_vrsave,
265         rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
266         rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
267         rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
268         rs6000_alignment_string.  Define rs6000_explicit_options.
269         (rs6000_parse_abi_options): Remove.
270         (rs6000_parse_alignment_option): Remove.
271         (rs6000_parse_float_gprs_option): Remove.
272         (rs6000_handle_option): New.  Define TARGET_HANDLE_OPTION.  Define
273         TARGET_DEFAULT_TARGET_FLAGS.
274         (rs6000_override_options): Revamp to use new .opt machinery.
276         * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
277         of new .opt machinery.  Remove target_flags.  Redefine
278         TARGET_MFCRF and TARGET_POWERPC64.  Remove TARGET_SWITCHES,
279         SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
280         rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
281         rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
282         rs6000_longcall_switch, rs6000_default_long_calls,
283         rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
284         rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
285         TARGET_ALTIVEC_VRSAVE.
287 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
289         * config.gcc (hppa1.1-*-rtems*): Remove.
290         * config/pa/rtems.h: Remove.
292 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
294         * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
295         Exclude roe/603e multilib variants.
297 2005-05-04  Denis Chertykov  <denisc@overta.ru>
299         PR target/21284
300         * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
301         for output.
303 2005-05-05  Richard Sandiford  <rsandifo@redhat.com>
305         * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
306         arm/pe.opt to $extra_options.
307         * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
308         (target_float_abi_name, target_float_switch, target_abi_name)
309         (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
310         (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
311         (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
312         (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
313         (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
314         (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
315         (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
316         (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
317         (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
318         (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
319         (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
320         (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
321         (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
322         (TARGET_OPTIONS, arm_cpu_select, arm_select,  structure_size_string)
323         (arm_pic_register_string): Delete.
324         (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
325         TARGET_TPCS_FRAME.
326         (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
327         * config/arm/coff.h (TARGET_DEFAULT): Likewise.
328         * config/arm/elf.h (TARGET_DEFAULT): Likewise.
329         * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
330         * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
331         * config/arm/semi.h (TARGET_DEFAULT): Likewise.
332         * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
333         * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
334         * config/arm/pe.h (TARGET_DEFAULT): Likewise.
335         (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
336         (SUBTARGET_SWITCHES): Delete.
337         * config/arm/arm.c (target_float_switch): Delete.
338         (arm_cpu_select): Moved from config/arm/arm.h.
339         (target_fpu_name, target_fpe_name, target_float_abi_name)
340         (target_abi_name, structure_size_string, arm_pic_register_string)
341         (arm_select): Make static.
342         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
343         (arm_handle_option): New function.
344         (arm_override_options): Update target_flags checks for new mask names.
345         Remove target_float_switch code.
346         (arm_expand_prologue, thumb_expand_prologue): Check
347         !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
348         * config/arm/arm.opt, config/arm/pe.opt: New files.
350 2005-05-05  Nathan Sidwell  <nathan@codesourcery.com>
352         * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
353         gcc_unreachable as appropriate.
354         (arc_double_limm_p, arc_setup_incoming_varargs,
355         arc_compute_function_type, arc_output_function_prologue,
356         arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
357         output_shift, arc_print_operand, arc_print_operand_address,
358         arc_final_prescan_insn): Likewise.
359         * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
361 2005-05-04  Geoffrey Keating  <geoffk@apple.com>
363         * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
364         comparing Pmode.
365         (SDI): New.
366         (cmp): Delete.
367         (wd): New.
368         (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
369         add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
370         clz<mode>2, ctz<mode>2, ffs<mode>2): New.
371         (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
372         (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
373         (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
374         (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
375         (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
377 2005-05-05  Paul Brook  <paul@codesourcery.com>
379         * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
380         cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
381         regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
382         and tree-data-ref.h with *_H variables.
384 2005-05-05  Kelley Cook  <kcook@gcc.gnu.org>
386         * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
388 2005-05-05  Kelley Cook  <kcook@gcc.gnu.org>
390         * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
392 2005-05-04  Gerald Pfeifer  <gerald@pfeifer.com>
394         * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
396 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
398         * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
399         setting of vrsave register for current function after
400         call to save_world is emitted.
402 2005-05-05  Hans-Peter Nilsson  <hp@bitrange.com>
404         * config/mmix/predicates.md: New file.
405         * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
406         (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
407         (mmix_foldable_comparison_operator, mmix_comparison_operator)
408         (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
409         * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
410         Don't define.
411         * config/mmix/mmix.md: Include predicates.md.
412         ("call", "call_value"): Force address to register if it isn't a
413         mmix_symbolic_or_address_operand.
415 2005-05-04  Andrew MacLeod  <amacleod@redhat.com>
417         * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
418         the flags are of appropriate types.
419         (num_ssa_operands): Generalize using the generic interface.
420         * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
421         iterator.
423 2005-05-04  Richard Sandiford  <rsandifo@redhat.com>
425         * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
426         (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
428 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
430         * tree-outof-ssa.c (edge_leader, stmt_list,
431         analyze_edges_for_bb): Use VEC instead of VARRAY.
432         (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
433         (perform_edge_inserts): Call init_analayze_edges_for_bb and
434         fini_analayze_edges_for_bb.
436 2005-05-04  James E Wilson  <wilson@specifixinc.com>
438         PR driver/21112
439         * gcc.c (process_command): In the second argv scan loop, ignore
440         Xassembler and Xpreprocessor, along with their argument.
442 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
444         * tree-flow-inline.h, tree-ssa-operands.c,
445         tree-ssa-operands.h, tree-ssa-opfinalize.h:
446         Likewise. tree-vn.c: Fix comment typos.
447         * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
449 2005-05-04  Paolo Bonzini  <bonzini@gnu.org>
451         * doc/tm.texi (Target Hooks): Document
452         TARGET_RESOLVE_OVERLOADED_BUILTIN.
454 2005-05-04  Paul Brook  <paul@codesourcery.com>
456         * Makefile.in: Change dependencies on target.h to $(TARGET_H).
458 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
460         * dwarf2out.c (incomplete_types, retry_incomplete_types,
461         gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
462         of VARRAY.
464         * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
465         get_expansion, expand_var_during_unrolling,
466         insert_var_expansion_initialization,
467         combine_var_copies_in_loop_exit, release_var_copies): Use VEC
468         instead of VARRAY.
470         * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
471         update_stmt.
473 2004-05-03  Andrew Pinski  <pinskia@physics.uc.edu>
475         PR middle-end/15618
476         * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
477         the same as INTEGER_TYPE.
478         (fold_binary): Fold "bool_var != 0" to bool_var.
479         Fold "bool_var == 1" to bool_var.
481 2004-05-03  Richard Henderson  <rth@redhat.com>
483         PR middle-end/21318
484         * function.c (instantiate_virtual_regs_in_insn): Use the mode
485         from recog_data instead of insn_data.
487 2005-05-03  DJ Delorie  <dj@redhat.com>
489         * common.opt (fdiagnostics-show-option): No variable is needed.
490         * diagnostic.h (diagnostic_context): Add show_option_requested flag.
491         * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
492         (diagnostic_report_diagnostic): Test for enabled diagnostics here.
493         Save and restore original message format.  Use flag in context
494         instead of global.
495         (warning): Don't test for enabled warnings here.
496         * opts.c (common_handle_option): Handle -fdiagnostics-show-option
497         here.
499 2005-05-04  Kelley Cook  <kcook@gcc.gnu.org>
501         * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
502         * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
503         * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
504         * aclocal.m4: Don't include accross.m4.
505         * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
506         Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
507         * configure, config.in: Regenerate.
508         
509 2005-05-04  Jakub Jelinek  <jakub@redhat.com>
511         PR middle-end/21265
512         * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
513         (clear_storage): Add argument.
514         * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
515         Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
516         tailcall.
517         (emit_block_move): Handle BLOCK_OP_TAILCALL method.
518         (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
519         (store_expr, store_constructor): Adjust callers.
520         * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
521         to emit_block_move if CALL_EXPR_TAILCALL (exp).
522         (expand_builtin_memmove): Add ORIG_EXP argument, copy
523         CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
524         (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
525         with EXP.  Pass EXP to expand_builtin_memmove.
526         (expand_builtin_memset): Add ORIG_EXP argument, pass
527         BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
528         (expand_builtin_bzero): Replace ARGLIST argument with EXP.
529         Pass EXP to expand_builtin_memset.
530         (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
531         the new CALL_EXPR.
532         (expand_builtin_strncmp): Likewise.
533         (expand_builtin_printf): Replace ARGLIST argument with EXP.
534         Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
535         (expand_builtin_fprintf): Likewise.
536         (expand_builtin): Adjust calls to
537         expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
539         * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
540         item in V4SF mode.
542         PR rtl-optimization/21239
543         * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
545 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
547         * tree-flow.h (tree_ann_common_d): Move aux to ...
548         (stmt_ann_d): ... here.
549         * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
550         move_computations_stmt, schedule_sm): Update references to
551         aux.
552         * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
554         * tree-cfg.c (remove_bb): Remove a redundant call to
555         set_bb_for_stmt.
556         * tree-if-conv.c (replace_phi_with_cond_modify_expr):
557         Likewise.
559 2005-05-03  Richard Henderson  <rth@redhat.com>
561         * config/rs6000/rs6000.c: Remove conflict markers.
563         * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
565 2005-05-03  James E Wilson  <wilson@specifixinc.com>
567         * dwarf2out.c (lookup_filename): Call maybe_emit_file.
569 2005-05-03  DJ Delorie  <dj@redhat.com>
571         * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
572         decide if the warning will be printed.
573         * calls.c (expand_call): Likewise.
574         * function.c (init-function_start): Likewise.
576         * common.opt (-fdiagnostics-show-option): New.
577         * opts.c (option_enabled): Accept the option index instead of a
578         pointer to the option descriptor.
579         * opts.h (option_enabled): Likewise.
580         * toplev.c (print_switch_values): Pass option index, not option
581         descriptor.
582         * diagnostic.h (diagnostic_info): Add option_index.
583         * diagnostic.c: Include opts.h.
584         (diagnostic_set_info): Initialize option_index.
585         (diagnostic_report_diagnostic): Amend option name if appropriate.
586         (warning): Check to see if the specified warning is enabled.
587         Store option index.
588         * doc/invoke.texi (-fdiagnostics-show-options): Document.
590 2005-05-03  Richard Henderson  <rth@redhat.com>
592         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
593         SPEC_OR_GEN_REGS definitions.
595 2005-05-03  Alexandre Oliva  <aoliva@redhat.com>
597         PR target/16888
598         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
599         for unavailable registers.
601 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
603         * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
605         * cfglayout.c (block_locators_blocks,
606         insn_locators_initialize, insn_scope): Use VEC instead of
607         VARRAY.
609         * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
610         mudflap_finish_file, mudflap_finish_file): Use VEC instead of
611         VARRAY.
613 2005-05-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
615         * config/sparc/predicates.md (const_compl_high_operand): New.
616         * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
617         gen_safe_HIGH64.
618         (sparc_emit_set_const64_quick1): Adjust for above change.
619         (sparc_emit_set_const64_quick2): Likewise.
620         (sparc_emit_set_const64_longway): Likewise.
621         (sparc_emit_set_const64): Likewise.
622         * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
623         movdi_const64_special): Delete.
624         (logical constant splitters): Use const_compl_high_operand.
626 2005-05-03  Richard Guenther  <rguenth@gcc.gnu.org>
628         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
629         rather than STRIP_NOPS.
631 2005-05-03  Jakub Jelinek  <jakub@redhat.com>
633         PR rtl-optimization/21330
634         * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
635         returning non-NULL.
636         (unswitch_single_loop): Clear cinsn when retrying.
638         PR target/21297
639         * config/i386/i386.c (legitimize_address): When canonicalizing
640         ASHIFT into MULT, multiply by 1 << shift_count instead of
641         1 << log2 (shift_count).
643 2005-05-03  Andrew MacLeod  <amacleod@redhat.com>
645         * lambda-code.c (gcc_loop_to_lambda_loop, 
646         lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
647         stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
648         generic operand interface.
649         * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
650         * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
651         generic operand interface.
652         * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list, 
653         link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
654         next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
655         num_imm_uses): Use ssa_use_operand_t.
656         (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
657         get_v_must_def_ops): Delete.
658         (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
659         (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
660         get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
661         get_v_must_def_kill_ptr): Delete.
662         (delink_stmt_imm_use): Move and use new operand interface.
663         (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
664         op_iter_next_tree): Use new operand implementation.
665         (clear_and_done_ssa_iter): New.  Initialize a blank operand iterator.
666         (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator 
667         type check.
668         (op_iter_next_mustdef, op_iter_next_maydef, 
669         op_iter_next_must_and_may_def): Delete. Replace with...
670         (op_iter_next_maymustdef): New.  Combine must and may next operations.
671         (op_iter_init_maydef, op_iter_init_mustdef, 
672         op_iter_init_must_and_may_def): Use new interface.
673         (single_ssa_tree_operand ): New.  Process single operands only as trees.
674         (single_ssa_use_operand): New.  Process single operands only as uses.
675         (single_ssa_def_operand): New.  Process single operands only as defs.
676         (zero_ssa_operands): New.  Return TRUE if there are zero operands of the
677         specified types.
678         (num_ssa_operands): New.  Count the number of specified operands.
679         (compare_ssa_operands_equal): New.  Compare two statements' operands.
680         (single_phi_def): New.  Return true if PHI has one def of the specified
681         operand type.
682         (op_iter_init_phiuse): New.  Initialize the iterator for PHI arguments.
683         (op_iter_init_phidef): New.  Initialize the iterator for the PHI def.
684         * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
685         (struct stmt_ann_d): Operands field no longer require GTY().
686         (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
687         * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
688         * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb, 
689         dump_replaceable_exprs, rewrite_trees): Use generic interface.
690         * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node): 
691         Use use_operand_p instead of ssa_imm_use_t *.
692         * tree-pretty-print.c (dump_vops): check if operands are active before
693         dumping virtual operands.
694         * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
695         * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
696         (ccp_fold): Use new interface.
697         (ccp_visit_stmt): Remove unused variables and code.
698         (convert_to_gimple_builtin): Insert statements before calling 
699         mark_new_vars_to_rename.
700         * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
701         (copy_prop_visit_cond_stmt): Use generic interface.
702         * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the 
703         annotation in table.
704         (thread_across_edge): Use generic interface.
705         (initialize_hash_element): Initialzie with stmt, not annotation.
706         (eliminate_redundant_computations): Use generic interface.
707         (record_equivalences_from_stmt): Pass stmt, not annotation.
708         (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
709         interface.
710         * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
711         * tree-ssa-loop-ivopts.c (find_invariants_stmt, 
712         find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use 
713         generic operand interface.
714         * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
715         interface.
716         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
717         Interface.
718         * tree-ssa-operands.c (struct opbuild_list_d): New.  Operand build type.
719         (build_defs, build_uses, build_v_may_defs, build_vuses, 
720         build_v_must_defs): Change type to struct opbuild_list_d.
721         (ops_active): New.  Operands active boolean.
722         (operand_memory, operand_memory_index): New.  Operand memory managers.
723         (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
724         allocate_vuse_optype, allocate_v_must_def_optype): Delete.
725         (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs): 
726         Change from functions to static variable list heads.
727         (opbuild_initialize_virtual): New.  Initialize a virtual build list.
728         (opbuild_initialize_real): New.  Initialize a virtual build list.
729         (opbuild_free): New.  Free a build list.
730         (opbuild_num_elems): New.  Number of items in a list.
731         (opbuild_append_real): New.  Add a real (tree *) operand.
732         (opbuild_append_virtual): New.  Add and sort a virtual (tree) operand.
733         (opbuild_first): New.  Return first element index in a list.
734         (opbuild_next): New.  Return next element in a list.
735         (opbuild_elem_real): New.  Return real element.
736         (opbuild_elem_virtual): New.  Return virtual element.
737         (opbuild_elem_uid): New.  Return UID of virtual element.
738         (opbuild_clear): New.  Reset an operand list.
739         (opbuild_remove_elem): New.  Remove an element form a list.
740         (ssa_operands_active): New.  Return true if operand cache is active.
741         (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
742         (ssa_operand_alloc): New.  Allocate memory from an operand chunk.
743         (correct_use_link): Use use_operand_p.
744         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
745         finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation. 
746         (cleanup_v_may_defs): Use new implmentation.
747         (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New 
748         implementation.
749         (append_def, append_use, append_v_may_def, append_vuse, 
750         append_v_must_def): Call opbuild_append routine instead of using varray.
751         (build_ssa_operands): Simplify to simply use stmt, don't maintain a 
752         global parse_old_ops variable.
753         (free_ssa_operands): New implementation.
754         (update_stmt_operands): Move.  Change argument to build_ssa_operands.
755         (copy_virtual_operands): Move. New generic implementation.
756         (create_ssa_artficial_load_stmt): Move. New implementation.
757         (swap_tree_operands): Update for new implementation.
758         (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
759         (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
760         rather than a varray.
761         (verify_imm_links): Use use_operand_p.
762         (dump_immediate_uses_for): If the immediate use variable is a virtual 
763         variable, show the virtual ops in the stmt.
764         * tree-ssa-operands.h (def_operand_p): No longer a structure.
765         (NULL_DEF_OPERAND_P): Now a #define.
766         (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
767         vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
768         (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
769         mustdef_optype_d): New.  Use Linked list representation.
770         (SSA_OPERAND_MEMORY_SIZE): New.  Size of operand memory chunk.
771         (struct ssa_operand_memory_d): New.  Allocated Chunk node.
772         (struct stmt_operands_d): Change to new pointers that are not GTY.
773         (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
774         STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
775         SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
776         STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT, 
777         SET_V_MUST_DEF_KILL): Delete.
778         (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT, 
779         V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
780         (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT, 
781         V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
782         (enum ssa_op_iter_type): Operand iterator typechecking values.
783         (struct ssa_operand_iterator_d): Use linked lists of operands.
784         (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
785         (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
786         FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
787         (FOR_EACH_PHI_ARG): New.  Iterate over PHI arguments.
788         (FOR_EACH_PHI_OR_STMT_USE): New.  Iterate over PHI or stmt uses.
789         (FOR_EACH_PHI_OR_STMT_DEF): New.  Iterate over PHI or stmt defs.
790         (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND, 
791         SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
792         * tree-ssa-opfinalize.h: New.  Function templates for expansion.
793         (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
794         alloc_vuse, and alloc_mustdef.
795         (FINALIZE_FUNC): Expands into finalize_ssa_def_ops, 
796         finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
797         and finalize_ssa_v_must_def_ops.
798         * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
799         (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
800         stmt around.
801         (compute_avail): Use generic iterator interface.
802         * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
803         (stmt_makes_single_load, stmt_makes_single_store): Use 
804         ZERO_SSA_OPERANDS.
805         * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
806         (statement_sink_location): Use generic interface.
807         * tree-ssa.c (verify_ssa):  Use %p in fprintf.  Use generic interface.
808         (delete_tree_ssa): Don't call release_defs.  Call release_ssa_name and
809         reset the immediate use link nodes.
810         (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
811         * tree-ssanames.c (make_ssa_name): Use use_operand_p.
812         * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
813         (eliminate_tail_call): Use generic operand interface.
814         * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
815         (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic 
816         interface.
817         * tree-vect-transform.c (update_vuses_to_preheader): Use generic 
818         interface.
819         * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
820         * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
821         vuse_optype.
822         (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add): 
823         Use statement pointer instead of vuse_optype.  Use generic interface.
824         * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
825         (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
826         * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
827         (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
828         * doc/tree-ssa.texi: Update documentation for operand interface.
830 2005-05-03  Nathan Sidwell  <nathan@codesourcery.com>
832         * config/darwin.c (machopic_define_symbol): Use gcc_assert or
833         gcc_unreachable as appropriate.
834         (machopic_function_base_name, machopic_indirect_data_reference,
835         machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
836         * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
837         * config/rs6000/altivec.md (*mov<mode>_internal,
838         build_vector_mask_for_load): Likewise.
839         * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
840         *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
841         *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
842         * config/rs6000/predicates.md (easy_fp_constant,
843         logical_operand): Likewise.
844         * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
845         compute_save_world_info, rs6000_emit_prologue,
846         rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
847         * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
848         directly.
850 2005-05-03  Uros Bizjak  <uros@kss-loka.si>
852         PR middle-end/21282
853         * convert.c (convert_to_integer): Convert ceil and floor in
854         c99 mode only.
856 2005-04-29  Geoffrey Keating  <geoffk@apple.com>
858         PR target/20813
859         * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
860         define_insn_and_split.  Split only when memory operand is
861         offsettable.  Use adjust_address rather than plus_constant.
862         (floatunssidf2_internal): Likewise.
863         (fix_truncdfsi2_internal): Split only when memory operand is
864         offsettable.  Use adjust_address rather than plus_constant.
865         (fix_trunctfsi2_internal): Likewise.
866         (floatsidf2_internal): Likewise.
868 2005-05-02  Diego Novillo  <dnovillo@redhat.com>
870         * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
871         (set_value_range_to_null): Likewise.
872         (set_value_range_to_varying): New function.  Use it in all
873         call sites that used to call set_value_range (vr, VR_VARYING, ...).
874         (extract_range_from_assert): If the integral type has a
875         super-type, and LIMIT is not within MIN and MAX values of that
876         type, set the resulting range to VR_VARYING.
878 2005-05-02  Hans-Peter Nilsson  <hp@bitrange.com>
880         * config/mmix/mmix.opt: New file.
881         * config/mmix/mmix.h: Move options-related comments to mmix.opt.
882         (mmix_cc1_ignored_option): Don't declare.
883         (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
884         (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
885         (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
886         (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
887         (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
888         (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
889         (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
890         (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
891         Don't define.
892         (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
893         * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
894         (TARGET_DEFAULT_TARGET_FLAGS): Override default.
896 2005-05-02  Joseph S. Myers  <joseph@codesourcery.com>
898         PR c/15698
899         * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
900         * c-decl.c (current_function_prototype_built_in,
901         current_function_prototype_arg_types): New.
902         (merge_decls): Keep source location of prototype followed by
903         nonprototype declaration.  Update C_DECL_BUILTIN_PROTOTYPE.
904         (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
905         (start_function): Always set current_function_prototype_locus,
906         current_function_prototype_built_in and
907         current_function_prototype_arg_types.  Check for external
908         prototype whether or not visible for external function and set
909         current_function_prototype_arg_types accordingly.
910         (store_parm_decls_oldstyle): Use
911         current_function_prototype_arg_types for checking old-style
912         definition against prototype.  Give warnings only if
913         current_function_prototype_built_in).
915 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
917         * ggc.h (ggc_alloc_zone_pass_stat): New macro.
918         (ggc_alloc_zone_stat): Don't define.
919         * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
920         ggc_alloc_zone_pass_stat.
921         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
922         * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
923         (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
925 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
927         * calls.c (expand_call): Handle current_function_pretend_args_size
928         when checking for sibcalls.
930 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
932         PR tree-optimization/21294
933         * tree-vrp.c (vrp_expr_computes_nonzero): New.
934         (extract_range_from_expr): Call vrp_expr_computes_nonzero.
936 2005-05-02  Janis Johnson  <janis187@us.ibm.com>
938         PR 19985
939         * gcov-io.h: Declare gcov external functions hidden.
941 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
943         * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
944         record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
945         Use VEC instead of VARRAY.
946         (equiv_free): New.
948         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
949         out common code.
951 2005-05-02  Paolo Bonzini  <bonzini@gnu.org>
953         * c-common.c (resolve_overloaded_builtin): Forward to target
954         hook for BUILT_IN_MD built-ins.
955         * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
956         for all types of built-in.
957         * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New.  Use it
958         in the definition of the target hooks struct.
959         * target.h (struct gcc_target): Add resolve_overloaded_builtin.
960         * config/rs6000/altivec.h: Rewritten.
961         * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
962         altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
963         rs6000_builtin_type, rs6000_builtin_type_compatible,
964         altivec_overloaded_builtins, rs6000_builtin_type,
965         rs6000_builtin_type_compatible): New.
966         * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
967         New.
968         (def_builtin): Turn into a function.  Check for duplicates and store
969         the builtin into rs6000_builtin_decls.
970         (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
971         bdesc_1arg): Add overloaded builtins.
972         (altivec_expand_builtin): Check for unresolved overloaded builtins,
973         do not support ALTIVEC_COMPILETIME_ERROR.
974         (rs6000_init_builtins): Add opaque 128-bit vector, and internal
975         nodes to represent front-end types.
976         (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
977         with opaque arguments and/or return values.
978         * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
979         ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
980         (rs6000_builtin_type_index): New.
981         (is_ev64_opaque_type): Rename to...
982         (rs6000_is_opaque_type): ... this.
983         (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
984         target hook.
986 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
988         * function.c (reorder_blocks, reorder_blocks_1): Use VEC
989         instead of VARRAY.
991 2005-05-02  Nathan Sidwell  <nathan@codesourcery.com>
992             Bernd Schmidt  <bernd.schmidt@analog.com>
994         * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
995         print_address_operand, print_operand, legitimize_pic_address,
996         asm_conditional_branch, bfin_gen_compare, output_push_multiple,
997         output_pop_multiple): Use gcc_assert or gcc_unreachable as
998         appropriate.
999         * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
1001 2005-05-02  Dorit Naishlos  <dorit@il.ibm.com>
1003         * doc/passes.texi: Document vectorization pass.
1005 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
1007         * tree-scalar-evolution.c (get_exit_conditions_rec,
1008         select_loops_exit_conditions,
1009         number_of_iterations_for_all_loops,
1010         analyze_scalar_evolution_for_all_loop_phi_nodes,
1011         scev_analysis): Use VEC instead of VARRAY.
1013 2005-05-02  Michael Matz  <matz@suse.de>
1015         PR c++/19542
1016         * c-common.c (c_common_nodes_and_builtins): Create global null_node.
1017         (warn_strict_null_sentinel): Define.
1018         (check_function_sentinel): Check for null_node as valid sentinel too.
1019         * c-common.h (c_tree_index): Added CTI_NULL.
1020         (null_node) Define global_tree[CTI_NULL].
1021         (warn_strict_null_sentinel): Declare.
1022         * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
1023         * c.opt: (Wstrict-null-sentinel): New C++ option.
1024         * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
1026 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
1028         * gimplify.c (gimplify_compound_lval): Use VEC instead of
1029         VARRAY.
1031         * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
1033         * dwarf2out.c (decl_scope_table, push_decl_scope,
1034         pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
1035         instead of VARRAY.
1037 2005-05-01  Mark Mitchell  <mark@codesourcery.com>
1039         PR C++/14391
1040         * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
1041         if !flag_weak.
1042         * doc/cpp.texi (__DEPRECATED): Document.
1043         (__EXCEPTIONS): Likewise.
1044         (__GXX_WEAK__): Likewise.
1046         * function.c (INVOKE__main): Do not define.
1047         (expand_main_function): Check HAS_INIT_SECTION when determining
1048         whether or not to call __main.
1050 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
1052         * tree-ssa-loop-ivopts.c: Fix a comment typo.
1054 2005-01-05  Paul Brook  <paul@codesourcery.com>
1056         * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
1057         (INITIALIZE_TRAMPOLINE): Use it.
1058         * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
1059         * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
1060         * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
1062 2005-05-01  Gerald Pfeifer  <gerald@pfeifer.com>
1064         * doc/install.texi (Specific): Omit dots in the @anchors names
1065         for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
1066         Omit underscores for x86_64-*-* and the "all ELF targets" entry.
1068 2005-05-01  Zdenek Dvorak  <dvorakz@suse.cz>
1070         PR tree-optimization/18316
1071         PR tree-optimization/19126
1072         * tree.c (build_int_cst_type): Avoid shift by size of type.
1073         * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
1074         argument.
1075         * tree-scalar-evolution.h (simple_iv): Declaration changed.
1076         * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
1077         field.
1078         (dump_cand): Dump depends_on information.
1079         (determine_biv_step): Add argument to simple_iv call.
1080         (contains_abnormal_ssa_name_p): Handle case expr == NULL.
1081         (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
1082         constant.
1083         (add_candidate_1): Record depends_on for candidates.
1084         (tree_int_cst_sign_bit, constant_multiple_of): New functions.
1085         (get_computation_at, get_computation_cost_at, may_eliminate_iv):
1086         Handle ivs with nonconstant step.
1087         (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
1088         (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
1089         (create_new_iv): Unshare the step before passing it to create_iv.
1090         (free_loop_data): Free cand->depends_on.
1091         (build_addr_strip_iref): New function.
1092         (find_interesting_uses_address): Use build_addr_strip_iref.
1093         (strip_offset_1): Split the recursive part from strip_offset.
1094         Strip constant offset component_refs and array_refs.
1095         (strip_offset): Split the recursive part to strip_offset_1.
1096         (add_address_candidates): Removed.
1097         (add_derived_ivs_candidates): Do not use add_address_candidates.
1098         (add_iv_value_candidates): Add candidates with stripped constant
1099         offset.  Consider all candidates with initial value 0 important.
1100         (struct affine_tree_combination): New.
1101         (aff_combination_const, aff_combination_elt, aff_combination_scale,
1102         aff_combination_add_elt, aff_combination_add,
1103         tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
1104         fold_affine_sum): New functions.
1105         (get_computation_at): Use fold_affine_sum.
1106         * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
1107         * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
1108         to simple_iv call.
1110 2005-04-30  Michael Matz  <matz@suse.de>
1112         * config/i386/i386.md (movmemsi): Also active when
1113         TARGET_INLINE_ALL_STRINGOPS.
1115 2005-04-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
1117         PR bootstrap/20633
1118         * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
1120 2005-04-30  Paul Brook  <paul@codesourcery.com>
1122         * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
1123         thumb mode.
1124         * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
1125         * config/arm/ieee754-sf.S: Ditto.
1126         * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
1127         (FUNC_ALIAS): Use .thumb_set for thumb routines.
1129 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
1131         * tree-ssanames.c: Fix a comment typo.
1132         * doc/options.texi: Fix a typo.
1134 2005-04-30  Nathan Sidwell  <nathan@codesourcery.com>
1136         * config/h8300/h8300.c (byte_reg): Use gcc_assert and
1137         gcc_unreachable as appropriate.
1138         (split_adds_subs, cond_string, print_operand,
1139         h8300_initial_elimination_offset, h8300_classify_operand,
1140         h8300_unary_length, h8300_short_immediate_length,
1141         h8300_bitfield_length, h8300_binary_length,
1142         h8300_insn_length_from_table, compute_mov_length, output_plussi,
1143         compute_plussi_length, compute_plussi_cc, output_logical_op,
1144         compute_logical_op_length, compute_logical_op_cc,
1145         output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
1146         output_a_shift, compute_a_shift_length, compute_a_shift_cc,
1147         output_a_rotate, compute_a_rotate_length, fix_bit_operand,
1148         h8300_regs_ok_for_stm): Likewise.
1149         * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
1150         monitor_prologue): Likewise.
1152 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
1154         * loop-invariant.c (invariants, create_new_invariant,
1155         get_inv_cost, best_gain_for_invariant,
1156         find_invariants_to_move, move_invariants,
1157         init_inv_motion_data, free_inv_motion_data): Use VEC instead
1158         of VARRAY.
1160 2005-04-29  Richard Henderson  <rth@redhat.com>
1162         * function.c (instantiate_decls): Remove valid_only argument.
1163         (instantiate_decls_1, instantiate_decl): Likewise.
1164         (instantiate_virtual_regs_1): Delete.
1165         (instantiate_virtual_regs_lossage): Delete.
1166         (instantiate_virtual_regs_in_rtx): New.
1167         (safe_insn_predicate): New.
1168         (instantiate_virtual_regs_in_insn): New.
1169         (instantiate_virtual_regs): Update to match all that.  Only run
1170         instantiate_decls once.
1172 2005-04-29  Richard Henderson  <rth@redhat.com>
1173             Daniel Jacobowitz  <dan@codesourcery.com>
1175         * gengtype.c (write_func_for_structure): Split out ...
1176         (output_type_enum): ... new function.  Fix thinko accessing
1177         TYPE_PARAM_STRUCT data.
1179 2005-04-29  Tom Tromey  <tromey@redhat.com>
1181         * tree.c (build_block): Removed unused 'tags' argument.
1182         * tree.h (build_block): Removed argument.
1184 2005-04-29  Michael Matz  <matz@suse.de>
1186         PR rtl-optimization/21144
1187         * postreload.c (reload_cse_move2add): Check for VOIDmode.
1189 2005-04-29  Bob Wilson  <bob.wilson@acm.org>
1191         * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
1192         flag_reorder_blocks.
1194 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
1196         PR tree-optimization/21030
1197         * tree-vrp.c (adjust_range_with_scev): Do not create invalid
1198         ranges where VR->MAX is smaller than VR->MIN.
1200 2005-04-29  Devang Patel  <dpatel@apple.com>
1202         PR tree-optimization/21272
1203         PR tree-optimization/21266
1204         * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
1205         
1206 2005-04-29  Kazu Hirata  <kazu@cs.umass.edu>
1208         * tree-flow-inline.h: Fix a comment typo.
1209         * doc/tree-ssa.texi: Fix a typo.
1211         * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
1213 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
1215         * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
1216         gcc_unreachable as appropriate.
1217         (fr30_expand_epilogue, fr30_setup_incoming_varargs,
1218         fr30_print_operand, fr30_move_double): Likewise.
1219         * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
1221 2005-04-29  Mark Mitchell  <mark@codesourcery.com>
1223         * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
1224         definition has already been provided.
1225         (ARM_EABI_DTORS_SECTION_OP): Likewise.
1226         * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
1227         (ARM_EABI_DTORS_SECTION_OP): Likewise.
1229 2005-04-29  Jim Tison  <jtison@us.ibm.com>
1231         * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
1232         trace hooks calls to improve performance.
1234 2005-04-29  Julian Brown  <julian@codesourcery.com>
1235             Mark Mitchell  <mark@codesourcery.com>
1236             Paul Brook  <paul@codesourcery.com>
1238         * crtstuff.c: Handle targets that use .init_array.
1239         * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
1240         that INVOKE__main is set correctly.
1241         (expand_main_function): Test INVOKE__main.
1242         * libgcc2.c: Do not define __main when using .init_array.
1243         * config/arm/arm.c (arm_elf_asm_constructor): New function.
1244         * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
1245         libgcc version.
1246         (DTORS_SECTION_ASM_OP): Likewise.
1247         (CTOR_LIST_BEGIN): Define specially when in libgcc.
1248         (CTOR_LIST_END): Likewise.
1249         (DTOR_LIST_BEGIN): Likewise.
1250         (DTOR_LIST_END): Likewise.
1251         * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
1252         (FINI_SECTION_ASM_OP): Likewise.
1253         (INIT_ARRAY_SECTION_ASM_OP): Define.
1254         (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1255         * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
1256         (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
1257         * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
1258         (FINI_ARRAY_SECTION_ASM_OP): Likewise.  
1260 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
1262         * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
1263         gcc_assert and gcc_unreachable as appropriate.
1264         (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
1265         const_int_cost, output_move_const_into_data_reg,
1266         output_move_qimode, output_move_double, find_addr_reg,
1267         print_operand, print_operand_address): Likewise.
1268         * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
1269         absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
1270         sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
1271         bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
1272         *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
1273         conditional_trap): Likewise.
1274         * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
1276 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
1278         * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
1279         gcc_unreachable as appropriate.
1280         (gen_conditional_move, xtensa_split_operand_pair,
1281         xtensa_split_operand_pair, xtensa_copy_incoming_a7,
1282         xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
1283         xtensa_copy_incoming_a7, xtensa_output_literal,
1284         xtensa_output_literal, xtensa_output_literal): Likewise.
1285         * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1286         * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
1287         *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
1288         movsicc_internal1, movsfcc_internal0,
1289         movsfcc_internal1): Likewise.
1291 2005-04-28  James E Wilson  <wilson@specifixinc.com>
1293         * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
1294         (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
1296 2005-04-28  DJ Delorie  <dj@redhat.com>
1298         * opt-functions.awk (var_set): Emit proper initializer for
1299         non-target bitfields.
1301 2005-04-28  Devang Patel  <dpatel@apple.com>
1303         * dbxout.c (have_used_extensions): Remove.
1304         (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
1305         have_used_extensions.
1306         
1307 2005-04-28  James E Wilson  <wilson@specifixinc.com>
1309         * doc/install.texi: Update -enable-languages info.  Correct path to
1310         html docs.
1312 2005-04-28  DJ Delorie  <dj@redhat.com>
1314         * optc-gen.awk (END): Make sure no variable is defined more
1315         than once.
1316         * opth-gen.awk (END): Allocate bits on a per-variable basis.
1317         Allow for bitfield variables other than target_flags.
1318         * doc/options.text (Mask): Document that you may specify a
1319         variable other than target_flags.
1321 2005-04-28  Martin Koegler <mkoegler@auto.tuwien.ac.at>
1323         PR rtl-optimization/18877
1324         * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
1325         number in val.start.
1327 2005-04-28  David Edelsohn  <edelsohn@gnu.org>
1329         PR target/20813
1330         * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
1331         MASK_PPC_GFXOPT.
1332         * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1333         * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1334         * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
1336 2005-04-28  Richard Earnshaw  <richard.earnshaw@arm.com>
1338         * arm.c (legitimize_pic_address): Fix sense of assertion test for
1339         creating pseudos when the base offset is too large.
1341 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
1343         * global.c (earlyclobber_regclass): Change the type to
1344         VEC(int,heap).
1345         (check_earlyclobber): Update uses of earlyclobber_regclass.
1346         (mark_reg_use_for_earlyclobber): Likewise.
1347         (calculate_local_reg_bb_info): Allocate and free
1348         earlyclobber_regclass using the VEC API.
1350 2005-04-28  Nathan Sidwell  <nathan@codesourcery.com>
1352         * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
1353         assert.
1355 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
1357         * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
1358         (*targetm.foo).
1360         * config.gcc: Obsolete c4x-* and tic4x-*.
1362         * tree.h (edge_def): Remove.
1364         * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
1365         function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
1366         reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
1367         JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
1368         where appropriate.
1370         * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
1371         coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
1372         errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
1373         genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
1374         integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
1375         machmode.def, mips-tfile.c, params.c, pretty-print.c,
1376         print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
1377         tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
1378         config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
1379         config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
1380         config/i386/cygming.h, config/i386/djgpp.h,
1381         config/i386/lynx.h, config/i386/netware.c,
1382         config/i386/winnt.c, config/ia64/ia64-c.c,
1383         config/iq2000/iq2000.c, config/m32r/little.h,
1384         config/m68k/m68k-protos.h, config/m68k/m68k.h,
1385         config/m68k/m68k.md, config/mcore/mcore.c,
1386         config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
1387         config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
1388         config/mn10300/mn10300.h, config/ns32k/netbsd.h,
1389         config/ns32k/ns32k.c, config/ns32k/ns32k.h,
1390         config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
1391         config/pdp11/pdp11.h, config/rs6000/darwin.h,
1392         config/rs6000/default64.h, config/rs6000/rs6000-c.c,
1393         config/s390/2064.md, config/s390/2084.md,
1394         config/s390/s390-modes.def, config/s390/s390-protos.h,
1395         config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
1396         config/stormy16/stormy16.c, config/vax/vax-protos.h,
1397         config/vax/vax.c, config/vax/vax.h,
1398         config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
1399         copyright.
1401 2005-04-28  Joseph S. Myers  <joseph@codesourcery.com>
1403         * c-typeck.c (build_compound_expr): Correct logic in last change.
1405 2005-04-27  James E. Wilson  <wilson@specifixinc.com>
1407         * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
1408         parameters.  Replace conditional move code with assert checking for
1409         ar.lc.  Delete obsolete comments.
1410         (set_src_needs_barrier): Delete cond parameter, and code using it.
1411         (rtx_needs_barrier): Delete initialization of cond.  Fix typo in
1412         assert checking for PR_REGS.  Fix calls to update_set_flags and
1413         set_src_needs_barrier.
1414         (group_barrier_needed): Renamed from group_barrier_needed_p.  Fix all
1415         callers.  Rewrite explanatory comment before the function.
1416         (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
1417         Fix all callers.
1419 2005-04-27  Mike Stump  <mrs@apple.com>
1421         * doc/cpp.texi: gcc now implements universal character names.
1423 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
1425         PR c/21159
1426         * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1427         being a compound expression whose right-hand side is cast to void.
1429 2005-04-27  Caroline Tice  <ctice@apple.com>
1431         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1432         Remove targetm.have_named_sections test.
1433         (fix_edges_for_rarely_executed_code): Likewise.
1434         (insert_section_boundary_note): Likewise.
1435         (reorder_basic_blocks): Check partitioning flag before calling
1436         verify_hot_cold_block_grouping.
1437         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1438         the function struct rather than global variables.
1439         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1440         (COLD_END_LABEL): Likewise
1441         (cold_text_section_label): New static global variable.
1442         (cold_end_label): Likewise.
1443         (dwarf2out_switch_text_section): Get hot/cold section labels from
1444         the function struct rather than global variables; test to make sure
1445         cfun is defined.
1446         (output_aranges): Use cold_text_section_label and cold_end_label;
1447         check partitioning flag before putting out delta.
1448         (output_ranges): Remove incorrect code attempting to use
1449         hot/cold labels.
1450         (output_line_info): Get cold section label from function struct; test
1451         to make sure cfun is defined.
1452         (add_location_or_const_value_attribute): Likewise.
1453         (dwarf2out_var_location): Likewise.
1454         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1455         write out cold_text_section_label if partition flag is set.
1456         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1457         * function.h (struct function): Add new fields to point to hot/cold
1458         section labels: hot_section_label, cold_section_label,
1459         hot_section_end_label and cold_section_end_label; also add new field
1460         for cold text section name, unlikely_text_section_name.
1461         * opts.c (decode_options): Turn off partitioning flag if
1462         !targetm.have_named_sections.
1463         * output.h (hot_section_label): Remove.
1464         (hot_section_end_label): Remove.
1465         (cold_section_end_label): Remove.
1466         (unlikely_section_label): Remove.
1467         (unlikely_text_section_name): Remove.
1468         * passes.c (rest_of_handle_final):  Remove extra blank line.
1469         * varasm.c (unlikely_section_label): Remove.
1470         (hot_section_label): Remove.
1471         (hot_section_end_label): Remove.
1472         (cold_section_end_label): Remove.
1473         (unlikely_text_section_name):  Remove.
1474         (initialize_cold_section_name): Modify to call
1475         targetm.strip_name_encoding; to store cold section name in current
1476         function struct, if it exists; and to only use the decl_section_name
1477         if flag_named_sections is true.
1478         (unlikely_text_section): Modify to get section name out of current
1479         function struct, if there is one; otherwise build it from
1480         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1481         (in_unlikely_text_section): Likewise.
1482         (named_section): Modify to get/put cold section name in current function
1483         struct, if there is one.
1484         (function_section):  Change 'bool unlikely' to 'int reloc'; check
1485         targetm.have_named_sections before calling named_section.
1486         (current_function_section): Likewise.
1487         (assemble_start_function): Modify to get/put unlikely_text_section_name
1488         in current function struct; modify to get hot/cold section labels
1489         from function struct; initialize labels using
1490         ASM_GENERATE_INTERNAL_LABEL;
1491         test partitioning flag before writing out hot section label.
1492         (assemble_end_function): Test partitioning flag before writing out
1493         hot/cold section labels.
1494         (default_section_type_flags_1):  Get cold text section name from
1495         function struct if there is one; Set flags correctly for
1496         cold text section if there is not a current function struct.
1497         
1498 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
1500         * tree-ssa-propagate.c (set_rhs): Revert last change.
1502 2005-04-27  Steve Ellcey  <sje@cup.hp.com>
1504         * explow.c (convert_memory_address): Add gcc_assert.
1506 2005-04-27  Mark Mitchell  <mark@codesourcery.com>
1508         * configure.ac: Check for ld --sysroot support.
1509         * gcc.c: Document %R specifier for specs.
1510         (SYSROOT_SPEC): New macro.
1511         (sysroot_spec): New variable.
1512         (static_specs): Add sysroot_spec.
1513         (main): Pass the sysroot spec to the linker if appropriate.
1514         * configure: Regenerated.
1515         * config.in: Likewise.
1517 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
1519         * fold-const.c (fold_binary): Use build_fold_addr_expr
1520         for address calculation and INDIRECT_REF handling.
1522 2005-04-27  Andrew Haley  <aph@redhat.com>
1524         * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1526 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
1528         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1529         pointer when thumb backtracing is on.
1531         * config/fp-bit.c (abort): Revert change.
1533 2005-04-27  Ian Lance Taylor  <ian@airs.com>
1535         * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1537 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
1539         * tree-ssa-dce.c: Fix a comment typo.
1541 2005-04-27  David S. Miller  <davem@davemloft.net>
1543         * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1544         Kill setjmpless_size.  current_function_calls_setjmp is completely
1545         computed when we are called, so just use the optimized size value
1546         instead of using REG_SAVE_AREA notes.
1547         (optimize_save_area_alloca): Delete....
1548         * rtl.h (optimize_save_area_alloca): Likewise...
1549         * passes.c (rest_of_compilation): and don't call it any more.
1550         * reg-notes.def (SAVE_AREA): Delete.
1551         
1552 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
1554         * config/fp-bit.c (abort): Add noreturn attribute.
1556         * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1557         gcc_unreachable as appropriate.
1558         (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1559         * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1560         ASM_OUTPUT_REG_POP): Likewise.
1562 2005-04-27  Paolo Bonzini  <bonzini@gnu.org>
1564         * tree-complex.c (expand_vector_operations_1): Do not build
1565         VIEW_CONVERT_EXPR's for the lhs.
1567 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
1569         * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1570         unnecessary noncanonical RTL handling.
1571         * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1572         gcc_assert and gcc_unreachable.
1574         * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1575         gcc_unreachable as appropriate.
1576         (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1577         * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1578         use_return_insn, const_ok_for_op, arm_gen_constant,
1579         arm_canonicalize_comparison, legitimize_pic_address,
1580         thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1581         arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1582         load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1583         emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1584         arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1585         move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1586         dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1587         fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1588         output_call, output_mov_long_double_fpa_from_arm,
1589         output_mov_long_double_arm_from_fpa,
1590         output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1591         output_move_double, arithmetic_instr, shift_op, int_log2,
1592         output_return_instruction, arm_output_function_prologue,
1593         arm_output_epilogue, arm_output_function_epilogue,
1594         emit_multi_reg_push, arm_get_frame_offsets,
1595         arm_compute_initial_elimination_offset, arm_expand_prologue,
1596         arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1597         arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1598         arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1599         thumb_compute_initial_elimination_offset,
1600         thumb_output_function_prologue, thumb_load_double_from_address,
1601         thumb_output_move_mem_multiple, thumb_reload_out_hi,
1602         arm_emit_vector_const, arm_dbx_register_number): Likewise.
1603         * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1604         * config/arm/arm.md (thumb_extendhisi2,
1605         *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1606         *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1607         thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1608         *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1609         * config/arm/cirrus.md (*cirrus_arm_movdi,
1610         *cirrus_movdf_hard_insn): Likewise.
1611         * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1613 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
1615         * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1616         (num_ssa_names): Use VEC_length.
1617         (ssa_names): Use VEC_index.
1618         * tree-ssanames.c (ssa_names): Change the type to
1619         VEC(tree,gc).
1620         (init_ssanames, fini_ssa_names, make_ssanames,
1621         release_ssa_name): Update uses of ssa_names.
1623         * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1624         Use fold_buildN instead of fold (buildN (...)).
1626 2005-04-27  Devang Patel <dpatel@apple.com>
1628         * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1630 2005-04-27  Matt Thomas <matt@3am-software.com>
1631             Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1633         * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1634         (vax_output_mi_thunk): Ditto.
1635         (vax_notice_cc_update): Ditto.
1636         (INDEX_REGISTER_P): Add trailing \.
1637         (BASE_REGISTER_P): Add trailing \.
1638         (legitimate_address_p): Whitespace cleanup.  Remove trailing \.
1640 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
1642         * tree-ssa-propagate.c (set_rhs): Check operand of
1643         ADDR_EXPR for gimpliness, too.
1645 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
1647         * tree-ssa-pre.c: Fix a comment typo.
1649 2005-04-27  Zdenek Dvorak  <dvorakz@suse.cz>
1651         PR tree-optimization/21171
1652         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1653         record address uses if the reference is volatile.
1655 2004-04-27  Paolo Bonzini  <bonzini@gnu.org>
1657         * tree-complex.c (expand_vector_operation): New, extracted from
1658         expand_vector_operations_1.
1659         (tree_vec_extract): Build a NOP_EXPR.
1660         (expand_vec_parallel): Do not care about returning the correct type.
1661         (expand_vector_operations_1): Call expand_vector_operation.
1662         Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1664         * tree-complex.c (gate_expand_vector_operations): New.
1665         (pass_lower_vector_ssa): Use it.
1666         * tree-optimize.c (init_tree_optimization_passes): Include
1667         pass_lower_vector_ssa.
1668         * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1669         (vectorizable_operation): Use it.
1670         * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1671         integer modes for the vector type.
1673         * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1674         * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1675         Do not cope with UNITS_PER_SIMD_WORD == 0.
1676         * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1677         if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1678         (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1679         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1680         * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1681         * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1682         * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1684         * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1685         * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1686         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1688         * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1689         (UNITS_PER_SIMD_WORD): New.
1691 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
1693         * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1694         gcc_unreachable as appropriate.
1695         (ia64_expand_load_address, ia64_expand_tls_address,
1696         ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1697         ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1698         next_scratch_gr_reg, ia64_initial_elimination_offset,
1699         ia64_expand_prologue, ia64_expand_epilogue,
1700         ia64_output_dwarf_dtprel, ia64_print_operand,
1701         ia64_register_move_cost, first_instruction, rws_access_regno,
1702         update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1703         ia64_sched_init, ia64_variable_issue,
1704         ia64_first_cycle_multipass_dfs_lookahead_guard,
1705         ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1706         ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1707         process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1708         * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1709         * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1710         * config/ia64/predicates.md (got_symbolic_operand,
1711         sdata_symbolic_operand): Likewise.
1712         * config/ia64/vect.md (vcondv2sf): Likewise.
1714 2005-04-27  Matt Thomas <matt@3am-software.com>
1716         * config/vax/vax.c (legitimate_constant_address_p): New.  Formerly
1717         CONSTANT_ADDRESS_P in config/vax/vax.h
1718         (legitimate_constant_p): Added.  Formerly CONSTANT_P in vax.h. 
1719         (INDEX_REGISTER_P): New.
1720         (BASE_REGISTER_P): New.
1721         (indirectable_constant_address_p): New.  Adapted from
1722         INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1723         (indirectable_address_p): New.  Adapted from
1724         INDIRECTABLE_ADDRESS_P in vax.h.
1725         (nonindexed_address_p): New.  Adapted from
1726         GO_IF_NONINDEXED_ADDRESS in vax.h.
1727         (index_temp_p): New.  Adapted from INDEX_TERM_P in vax.h.
1728         (reg_plus_index_p): New.  Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1729         (legitimate_address_p): New.  Adapted from
1730         GO_IF_LEGITIMATE_ADDRESS in vax.h.
1731         (vax_mode_dependent_address_p): New.  Adapted from
1732         GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1733         * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1734         legitimate_constant_address_p.
1735         (CONSTANT_P): Use legitimate_constant_p.
1736         (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1737         (INDIRECTABLE_ADDRESS_P): Removed.
1738         (GO_IF_NONINDEXED_ADDRESS): Removed.
1739         (INDEX_TEMP_P): Removed.
1740         (GO_IF_REG_PLUS_INDEX): Removed.
1741         (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1742         definitions, depending on whether REG_OK_STRICT is defined.
1743         (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1744         Two definitions, depending on whether REG_OK_STRICT is defined.
1745         * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1746         added.
1747         (legitimate_constant_p): Prototype added.
1748         (legitimate_address_p): Prototype added.
1749         (vax_mode_dependent_address_p): Prototype added.
1751 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
1753         * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1755 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
1757         PR c/21213
1758         * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1759         transparent union.
1761 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
1763         PR c/20740
1764         * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1765         assertion failures, if __gcc_host_wide_int__ is not properly
1766         defined.
1767         (init_dynamic_diag_info): Give errors, not assertion failures, if
1768         location_t, tree or __gcc_host_wide_int__ are not properly
1769         defined.
1771 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
1773         * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1774         n_iv_uses, iv_use, n_iv_cands, iv_cand,
1775         tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1776         prepare_decl_rtl, free_loop_data,
1777         tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1778         VARRAY.
1780         * tree.h (tree_phi_node): Add a comment about the order of PHI
1781         arguments.
1783 2005-04-26  Paul Brook  <paul@codesourcery.com>
1785         * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1787 2005-04-26  Nathan Sidwell  <nathan@codesourcery.com>
1789         * config/mips.mips.c (mips_legitimize_tls_address): Use
1790         gcc_unreachable.
1792         * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1793         * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1794         * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1796         * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1797         'abort'.
1799 2005-04-26  Jeff Law  <law@redhat.com>
1801         * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1802         (op_iter_init_must_and_may_def): Likewise.
1803         (unmodifiable_var_p): Move to a later point in the file.
1804         * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1805         * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1806         (dse_record_phis): Directly check for virtual operands rather than
1807         using need_imm_uses_for.
1808         (dse_optimize_stmt): Handle V_MUST_DEF operands.  Handle case where
1809         store has multiple V_{MAY,MUST}_DEF operands.
1811 2005-04-26  Andrew MacLeod  <amacleod@redhat.com>
1813         * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1814         stmt.
1816 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
1818         * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1819         call to find_edge outside a loop to go through a PHI chain.
1821 2004-04-26  Richard Guenther  <rguenth@gcc.gnu.org>
1823         PR tree-optimization/17598
1824         * fold-const.c (fold_binary): Fold comparisons of addresses
1825         of COMPONENT_REFs which reference the same field to
1826         comparisons of the addresses of the base objects.
1828 2005-04-26  Julian Brown  <julian@codesourcery.com>
1830         * config/arm/arm.c (arm_return_in_msb): New function.
1831         (arm_must_pass_in_stack): New function.
1832         (TARGET_RETURN_IN_MSB): Define target hook.
1833         (TARGET_MUST_PASS_IN_STACK): Define target hook.
1834         (arm_function_value): Pad small aggregate return.
1835         (arm_pad_arg_upward): New function.
1836         (arm_pad_reg_upward): New function.
1837         * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1838         (FUNCTION_ARG_PADDING): Define macro.
1839         (BLOCK_REG_PADDING): Define macro.
1840         (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1841         * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1842         (arm_pad_reg_upward): Declare function.
1844 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
1846         * basic-block.h (ei_cond): New.
1847         (FOR_EACH_EDGE): Call ei_cond.
1849         PR tree-optimization/21047
1850         * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1851         (fold): Don't handle ASSERT_EXPR.
1853 2005-04-25  Roger Sayle  <roger@eyesopen.com>
1855         * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1856         all writes to any stack register as a read/write dependency on
1857         FIRST_STACK_REG.
1858         (sched_analyze_2): Likewise, for reads from any stack register.
1860 2005-04-25  Richard Henderson  <rth@redhat.com>
1862         * final.c (output_addr_const): Revert 2005-04-09 change.
1864 2005-04-25  Mike Stump  <mrs@apple.com>
1866         * config/darwin.c (darwin_encode_section_info): Always set
1867         MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1869 2005-04-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1871         * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1872         gensupport.c, protoize.c, toplev.c: Replace calls to
1873         `unlock_stream' with `unlock_std_streams'.
1875 2005-04-25  Devang Patel <dpatel@apple.com>
1877         * dbxout.c (dbxout_type): Emit attribute vector.
1878         
1879 2005-04-05  Paul Brook  <paul@codesourcery.com>
1881         * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1882         * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1883         * config/arm/arm.c (arm_cxx_atexit_name): New function.
1884         (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1885         * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1886         (register_dtor_fn): Likewise.
1887         * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1889 2005-04-25  Ian Lance Taylor  <ian@airs.com>
1891         * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1892         * c-common.h (EXPR_STMT_EXPR): Don't define.
1893         (c_common_stmt_codes): Don't define.
1894         * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1895         * c-gimplify.c (gimplify_expr_stmt): Remove.
1896         (c_gimplify_expr): Remove EXPR_STMT case.
1897         * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1898         to INIT_STATEMENT_CODES.
1899         * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1901 2005-04-25  Jan Hubicka  <jh@suse.cz>
1903         * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1905         * except.c: Include diagnostic.h
1906         (dump_eh_tree, verify_eh_tree): New functions.
1907         * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1908         * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1909         (dump_function_to_file): dump eh tree.
1910         * tree-eh.c (mark_eh_edge): New function.
1911         (mark_eh_edge_found_error): New static variable.
1912         (verify_eh_edges): New function.
1914 2005-04-25  Nathan Sidwell  <nathan@codesourcery.com>
1916         * tree-ssa-alias.c (fieldoff_t): Remove.
1917         (fieldoff_s): typedef the structure itself.  Create a vector of
1918         objects.
1919         (push_fields_onto_fieldstack): Return count of fields pushed.
1920         Remove peeling of first field.  Adjust.
1921         (fieldoff_compare): Adjust.
1922         (create_overlap_variables_for): Adjust.
1924 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
1926         * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1928 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
1930         PR bootstrap/21215
1931         * doc/install.texi: Document correct assembler and linker to use
1932         on i?86-*-solaris2.10.
1934 2005-04-25  Steven Bosscher  <stevenb@suse.de>
1936         Fix PR tree-optimization/21173
1938         * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1939         Unshare expression we pass to force_gimple_operand.
1941 2005-04-25  J"orn Rennecke <joern.rennecke@st.com>
1942             Stephen Clarke <stevec@superh.com>
1943             Roger Sayle <roger@eyesopen.com>
1945         PR rtl-optimization/20413
1946         * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1947         VOIDmode for LABEL_REF.
1948         * final.c (shorten_branches): Likewise.
1949         * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1950         * loop.c (reg_dead_after_loop): Likewise.
1951         * varasm.c (decode_addr_const): Likewise.
1952         * doc/rtl.texi: Document mode requirement for LABEL_REF.
1954 2005-04-25  Ralf Corsepius  <ralf.corsepius@rtems.org>
1956         * config.gcc (avr-*-*): Remove redundant "case".
1958 2005-04-25  Kazu Hirata  <kazu@cs.umass.edu>
1960         * tree-vect-analyze.c (vect_mark_relevant): Take
1961         VEC(tree,heap) instead of varray_type as an argument.
1962         (vect_mark_stmts_to_be_vectorized): Change the type of
1963         worklist to VEC(tree,heap).  Adjust uses of worklist.
1965 2005-04-24  Devang Patel  <dpatel@apple.com>
1967         *  config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1968         
1969 2005-04-24  Ian Lance Taylor  <ian@airs.com>
1971         * c-semantics.c (build_stmt): Remove test of specific tree codes
1972         for TREE_SIDE_EFFECTS handling.
1974 2005-04-24  Per Bothner  <per@bothner.com>
1976         * c-opts.c (finish_options):  Make the line-number of the <built-in>
1977         location 0, as assumed elsewhere, rather than 1.
1979 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
1981         * tree-ssa-uncprop.c (equiv_stack): Change the type o
1982         VEC(tree,heap).
1983         (tree_ssa_uncprop, uncprop_finalize_block,
1984         uncprop_initialize_block): Update uses of equiv_stack.
1986 2005-04-24  Richard Henderson  <rth@redhat.com>
1988         PR rtl-opt/21163
1989         * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1990         for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1991         constm1_rtx.
1992         <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1993         <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1994         <DIV, MOD>: Likewise.
1996 2005-04-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1998         * collect2.c (main): Unlock the stdio streams.
1999         * gcc.c (main): Likewise.
2000         * gcov-dump.c (main): Likewise.
2001         * gcov.c (main): Likewise.
2002         * gen-protos.c (main): Likewise.
2003         * gensupport.c (init_md_reader_args_cb): Likewise.
2004         * protoize.c (main): Likewise.
2005         * toplev.c (general_init): Likewise.
2007 2005-04-24  Jakub Jelinek  <jakub@redhat.com>
2009         PR middle-end/20991
2010         * cgraph.h (cgraph_local_info): Add vtable_method field.
2011         * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
2012         and node is vtable_method, finalized and not reachable, don't do
2013         anything.
2015 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
2017         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
2018         COMPARISON_CLASS_P.
2019         * tree-ssa-pre.c (create_value_expr_from): Use
2020         CONSTANT_CLASS_P and REFERENCE_CLASS_P.
2021         * tree-ssa-propagate.c (stmt_makes_single_load,
2022         stmt_makes_single_store): Use REFERENCE_CLASS_P.
2023         * tree-vect-transform.c (vect_is_simple_cond): Use
2024         COMPARISON_CLASS_P.
2025         * tree-vrp.c (extract_range_from_assert,
2026         build_assert_expr_for, fp_predicate, has_assert_expr): Use
2027         COMPARISON_CLASS_P.
2029         * tree-ssa-live.c (build_tree_conflict_graph): Change the type
2030         of tpa_to_clear to VEC(int,heap).  Update uses of
2031         tpa_to_clear.  Free tpa_to_clear at the end.
2033 2005-04-24  Andrew Pinski  <pinskia@physics.uc.edu>
2035         * tree.h (TREE_THIS_VOLATILE): Document the effect on a
2036         function decl.
2038 2005-04-24  Nathan Sidwell  <nathan@codesourcery.com>
2040         * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
2041         and gcc_unreachable as appropriate.
2042         (num_insns_constant, output_vec_const_move,
2043         build_mask64_2_operands, rs6000_output_dwarf_dtprel,
2044         rs6000_emit_set_const, rs6000_emit_move,
2045         spe_build_register_parallel, function_arg,
2046         rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
2047         spe_expand_predicate_builtin, spe_expand_evsel_builtin,
2048         rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
2049         rs6000_common_init_builtins, expand_block_clear,
2050         expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
2051         extract_ME, rs6000_get_some_local_dynamic_name,
2052         rs6000_output_function_entry, print_operand,
2053         print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
2054         output_cbranch, output_e500_flip_gt_bit,
2055         rs6000_emit_vector_compare, rs6000_emit_vector_compare,
2056         rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
2057         compute_save_world_info, rs6000_stack_info,
2058         rs6000_emit_load_toc_table, rs6000_frame_related,
2059         spe_synthesize_frame_save, rs6000_emit_epilogue,
2060         rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
2061         output_function_profiler, rs6000_trampoline_size,
2062         rs6000_initialize_trampoline, find_addr_reg,
2063         rs6000_machopic_legitimize_pic_address,
2064         rs6000_initial_elimination_offset,
2065         rs6000_dbx_register_number): Likewise.
2066         * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
2067         *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
2068         *movti_power, *movti_string, call, call_value, sibcall,
2069         sibcall_value): Likewise.
2070         * config/rs6000/spe.md (*movdf_e500_double,
2071         *movv2si_internal): Likewise.
2072         * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
2073         from comment.
2075 2005-04-24  Richard Henderson  <rth@redhat.com>
2077         PR target/21101
2078         * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
2079         * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
2080         Deny modes smaller than 4 bytes.
2081         * config/i386/i386-protos.h: Update.
2083 2005-04-24  Ralf Corsepius  <ralf.corsepius@rtems.org>
2085         * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
2086         Switch h8300-*-rtems* to ELF.
2088 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
2090         * vec.h (VEC_safe_grow): Replace grow with safe_grow.
2092 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
2094         * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
2096 2005-04-23  Richard Guenther  <rguenth@gcc.gnu.org>
2098         PR middle-end/21082
2099         * fold-const.c: Fold &a[i]-&a[j] to i-j.
2101 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
2103         * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
2104         definitions of ssa names in condition.  Split recusive part to ...
2105         (tree_simplify_using_condition_1): New function.
2106         (expand_simple_operations): New function.
2108 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
2110         * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
2111         (find_interesting_uses_cond): Do not use integer_zerop and
2112         integer_nonzerop to check for integer constants.
2113         (set_use_iv_cost): Record the value field.
2114         (determine_use_iv_cost_generic, determine_use_iv_cost_address,
2115         determine_use_iv_cost_outer): Set the value field of the cost pair.
2116         (may_eliminate_iv): Do not return the comparison code.
2117         (iv_elimination_compare): New function.
2118         (determine_use_iv_cost_condition): Set the value field.  Record
2119         noneliminable invariants correctly.
2120         (rewrite_use_compare, rewrite_use_outer): Use the value field.
2122 2005-04-23  DJ Delorie  <dj@redhat.com>
2124         * diagnostic.c (warning): Accept parameter to classify warning option.
2125         (warning0): New, for when a pointer to an error() like function is needed.
2126         * errors.c (warning): Likewise.
2127         * errors.h (warning, warning0): Adjust prototypes.
2128         * toplev.h (warning, warning0): Likewise.
2130         * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
2131         c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
2132         c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
2133         fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
2134         genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
2135         reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
2136         tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
2137         tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
2139         * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
2140         config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
2141         config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
2142         config/darwin.c, config/darwin.h, config/h8300/h8300.c,
2143         config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
2144         config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
2145         config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
2146         config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
2147         config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
2148         config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
2149         config/rs6000/aix52.h, config/rs6000/darwin.h,
2150         config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
2151         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2152         config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
2153         config/stormy16/stormy16.c, config/v850/v850-c.c,
2154         config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
2155         callers.
2156         
2157 2005-04-23  Richard Henderson  <rth@redhat.com>
2159         PR rtl-opt/21102
2160         * simplify-rtx.c (simplify_binary_operation): Fix mode check before
2161         performing some integral scalar simplifications.
2163 2005-04-23  Richard Henderson  <rth@redhat.com>
2165         PR target/21099
2166         * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
2167         simplifying CONST_VECTOR.
2169 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
2171         * tree-ssa-live.c (live_worklist): Take a stack allocated on
2172         heap as an argument.  Update uses of stack.
2173         (calculate_live_on_entry): Allocate stack on heap.
2175         * tree-ssa-live.c (build_tree_conflict_graph): Allocate
2176         partition_link and tpa_nodes on heap.
2178         * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
2179         (mark_stmt_necessary, propagate_necessity,
2180         mark_really_necessary_kill_operand_phis): Update uses of
2181         worklist.
2182         (tree_dce_init): Allocate worklist using VEC_alloc.
2183         (tree_dce_done): Free worklist using VEC_free.
2185 2005-04-23  Mike Stump  <mrs@apple.com>
2187         * config/darwin.c (machopic_indirection_name): Don't use
2188         quotes needlessly.
2189         (darwin_emit_unwind_label): Use user_label_prefix instead of
2190         "_".
2192 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
2194         * final.c, ipa-inline.c, varasm.c: Fix comment typos.
2196 2005-04-23  Hans-Peter Nilsson  <hp@axis.com>
2198         * config.gcc <cris-*>: Specify .opt files.
2199         * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
2200         config/cris/linux.opt: New files.
2201         * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
2202         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2203         (TARGET_ELF): Override to 0.
2204         (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
2205         -melinux-stacksize=N.
2206         * config/cris/cris.c: (cris_handle_option): New function.
2207         (TARGET_DEFAULT_TARGET_FLAGS): Override.
2208         (TARGET_HANDLE_OPTION): Override to cris_handle_option.
2209         (cris_override_options): Use MASK_*, not TARGET_MASK_*.
2210         * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
2211         (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
2212         (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
2213         (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
2214         (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
2215         (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
2216         (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
2217         (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
2218         (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
2219         (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
2220         (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
2221         (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
2222         (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
2223         (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
2224         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2225         (TARGET_LINUX): Define 0.
2226         (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2227         (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
2228         (CRIS_SUBTARGET_DEFAULT): New empty default macro.
2229         * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
2230         (TARGET_LINUX): Override to 1.
2231         (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2233 2005-04-23  Nathan Sidwell  <nathan@codesourcery.com>
2235         * haifa-sched.c (schedule_block): Fix thinko in previous
2236         assertification patch.
2238 2005-04-23  Richard Sandiford  <rsandifo@redhat.com>
2240         * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
2241         $extra_options.  Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
2242         (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
2243         pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
2244         $extra_options.  Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
2245         (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
2246         pa/pa-hpux.opt to $extra_options.  Also add pa/pa-hpux1111.opt
2247         for hpux11.[1-9]*.
2248         * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
2249         (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
2250         (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
2251         (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
2252         (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
2253         (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
2254         (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
2255         (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
2256         (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
2257         (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
2258         (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
2259         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
2260         (SUBTARGET_OPTIONS): Delete.
2261         (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
2262         (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
2263         instead of a string.
2264         * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
2265         (pa_cpu_string, pa_unix_string): Delete.
2266         (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
2267         (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
2268         TARGET_HPUX_10_10.
2269         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2270         (pa_handle_option): New function.
2271         (override_options): Remove handling of -march=, -mfixed-range=,
2272         -mschedule= and -munix=.
2273         * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
2274         * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
2275         * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
2276         * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
2277         * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
2278         * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
2279         * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
2280         redefining.
2281         * config/pa/pa.opt: New file.
2282         * config/pa/pa-hpux.opt: New file.
2283         * config/pa/pa-hpux1010.opt: New file.
2284         * config/pa/pa-hpux1111.opt: New file.
2285         * config/pa/pa64-hpux.opt: New file.
2287 2005-04-22  David S. Miller  <davem@davemloft.net>
2289         * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
2290         integer when it's mode is VOIDmode not DImode.
2292 2005-04-22  Geoffrey Keating  <geoffk@apple.com>
2294         * config/rs6000/rs6000.md (sync_add<mode>_internal,
2295         sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
2296         sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
2297         sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
2298         sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
2299         "bne- $-xxx" rather than local labels.
2300         (sync_lock_release<mode>): Add second operand.
2301         (lwsync): Use .long rather than a more meaningful opcode.
2302         * doc/md.texi (Standard Names): Add description of second
2303         parameter to sync_lock_test_and_set.
2305 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
2307         PR tree-optimization/21088
2308         * fold-const.c (fold_unary, fold_binary, fold_ternary):
2309         Export.
2310         * tree-vrp.c (compare_values): Use fold_binary to compare
2311         pointers.  Use boolean_type_node as the type of a comparison
2312         expression being folded.
2313         * tree.h: Add prototypes for fold_unary, fold_binary,
2314         fold_ternary.
2316         * tree-ssa-dom.c: Fix formatting.
2318 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
2320         * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
2321         * lambda-code.c (perfect_nestify): Mark virtual operands in
2322         the moved statement for renaming.
2323         * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
2324         (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2325         * params.h (MIN_VIRTUAL_MAPPINGS): Define.
2326         (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2327         * tree-flow.h (struct var_ann_d): Update comments.
2328         (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
2329         allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
2330         debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
2331         debug_tree_ssa_stats, rewrite_ssa_into_ssa,
2332         dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
2333         debug_names_replaced_by): Remove declarations.
2334         (delete_update_ssa, get_current_def, set_current_def): Declare.
2335         (rewrite_into_loop_closed_ssa): Add new argument.  Update
2336         all callers.
2337         * tree-into-ssa.c: Include params.h.
2338         (old_virtual_ssa_names): Remove.  Update all users.
2339         (need_to_replace_names_p): Remove.  Update all users.
2340         (struct update_ssa_stats_d): Declare.
2341         (update_ssa_stats): New local.
2342         (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
2343         dump_tree_ssa_stats, debug_tree_ssa_stats,
2344         dump_update_ssa, debug_update_ssa,
2345         dump_names_replaced_by, debug_names_replaced_by): Declare.
2346         (get_current_def, set current_def): Make extern.
2347         (is_old_name, is_new_name): Protect against references
2348         past the end of the sets.
2349         (add_new_name_mapping): Assert that OLD and NEW are
2350         different SSA names for the same symbol.
2351         When adding a virtual mapping, update stats for virtual
2352         mapping heuristic.
2353         (insert_phi_nodes_for): If UPDATE_P is true, create the
2354         LHS of the new PHI by duplicating SSA name VAR.
2355         (insert_phi_nodes_1): Remove.  Update all users.
2356         (insert_phi_nodes): Remove second argument.  Update all
2357         users.
2358         (maybe_replace_use, maybe_replace_def): New.
2359         (rewrite_update_stmt): Call them.
2360         (mark_def_interesting): Remove calls to is_gimple_reg.
2361         (prepare_phi_args_for_update): Remove.  Update all users.
2362         (prepare_block_for_update): Only process virtual operands
2363         and GIMPLE registers in normal form.
2364         (prepare_use_sites_for): New.
2365         (prepare_names_to_update): Rename from prepare_def_sites.
2366         Call prepare_use_sites_for.
2367         (dump_update_ssa): Rename from dump_repl_tbl.
2368         Update all users.
2369         Show statistics for virtual mapping heuristic.
2370         (debug_update_ssa): Rename from debug_debug_repl_tbl.
2371         (init_update_ssa): Initialize UPDATE_SSA_STATS.
2372         (delete_update_ssa): Make extern.
2373         (mark_set_for_renaming): If the set is empty, do nothing.
2374         (release_ssa_name_after_update_ssa): Update comment.
2375         (insert_updated_phi_nodes_for): Do not remove existing
2376         PHI nodes for symbols.
2377         (switch_virtuals_to_full_rewrite_p): New.
2378         (switch_virtuals_to_full_rewrite): New.
2379         (update_ssa): Call them.
2380         Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
2381         for every statement before updating.
2382         If all the names in NEW_SSA_NAMES have been marked for
2383         removal, do nothing.
2384         Only start at the top of the CFG if there are symbols in
2385         SYMS_TO_RENAME.
2386         (ssa_rewrite_finalize_block): Remove.
2387         (ssa_register_new_def): Remove.
2388         (ssa_rewrite_stmt): Remove.
2389         (ssa_rewrite_phi_arguments): Remove.
2390         (ssa_rewrite_initialize_block): Remove.
2391         (ssa_mark_def_sites): Remove.
2392         (ssa_mark_def_sites_initialize_block): Remove.
2393         (ssa_mark_phi_uses): Remove.
2394         (rewrite_ssa_into_ssa): Remove.
2395         * tree-phinodes.c (find_phi_node_for): Remove.
2396         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2397         Call update_ssa.
2398         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
2399         Remove calls to verify_dominators and
2400         verify_loop_structure.
2401         (tree_unswitch_single_loop): Call update_ssa.
2402         * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
2403         returns false.
2404         Call verify_stmts.
2405         (delete_tree_ssa): Assert that need_ssa_update_p returns
2406         false.
2407         * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
2408         * tree-vectorizer.c (allocate_new_names, rename_def_op,
2409         free_new_names): Remove.  Update all users.
2410         (rename_use_op): Call get_current_def.
2411         (rename_variables_in_bb): Do not handle any real or
2412         virtual definition.
2413         (slpeel_update_phis_for_duplicate_loop): Call
2414         get_current_def and set_current_def instead of using
2415         SSA_NAME_AUX.
2416         (slpeel_update_phi_nodes_for_guard2): Reformat comments.
2417         (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
2418         ssa_names_to_replace and delete_update_ssa.
2419         * doc/invoke.texi: Document --param min-virtual-mappings
2420         and --param virtual-mappings-ratio.
2422 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
2424         * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
2425         for newly created PHI nodes.
2426         Call create_new_def_for for every new V_MAY_DEF and
2427         V_MUST_DEF on the copied statement.
2428         (struct ssa_name_map_entry): Remove.
2429         (ssa_name_map_entry_hash): Remove.
2430         (ssa_name_map_entry_eq): Remove.
2431         (allocate_ssa_names): Remove.
2432         (rewrite_to_new_ssa_names_def): Remove.
2433         (rewrite_to_new_ssa_names_use): Remove.
2434         (rewrite_to_new_ssa_names_bb): Remove.
2435         (rewrite_to_new_ssa_names): Remove.
2436         (tree_duplicate_sese_region): Remove variables ver,
2437         definitions, phi, ssa_name_map and bi.
2438         Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2439         Call update_ssa.
2440         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2441         update_ssa instead of rewrite_ssa_into_ssa.
2442         * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2443         create_new_def_for.
2444         (find_uses_to_rename_use): Add argument 'need_phis'.
2445         (find_uses_to_rename_stmt): Do not scan virtual operands.
2446         (find_uses_to_rename): Only scan PHI nodes for
2447         non-virtual names.
2448         (rewrite_into_loop_closed_ssa): Call update_ssa.
2449         (check_loop_closed_ssa_use): Ignore virtual operands.
2450         (check_loop_closed_ssa_stmt): Likewise.
2451         (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2452         NULL.
2453         (rename_variables, set_phi_def_stmts): Remove.
2454         (tree_duplicate_loop_to_header_edge): Reformat comment.
2455         Remove variables BB, I and DEFINITIONS.
2456         Call need_ssa_update_p.
2457         Call update_ssa.
2458         (lv_adjust_loop_header_phi): Reformat comment.
2459         * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2460         (marked_for_rewrite_p, any_marked_for_rewrite_p,
2461         mark_for_rewrite, unmark_all_for_rewrite,
2462         marked_ssa_names): Remove.  Update all users.
2463         (release_ssa_name): If VAR has been registered for SSA
2464         updating, do nothing.
2465         * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2466         (build_assert_expr_for): Call register_new_name_mapping.
2467         (insert_range_assertions): Update call to update_ssa.
2468         * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2469         marked_for_rewrite_p, any_marked_for_rewrite_p,
2470         marked_ssa_names): Remove.
2472 2005-04-22  Jeff Law  <law@redhat.com>
2474         * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2475         (restore_currdefs_to_original_value): Likewise.
2476         (register_definitions_for_stmt): Likewise.
2477         (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2478         for each variable.  Do not allocate/free block_defs_stack either.
2479         Do not iterate if we just thread jumps.  Only iterate if the
2480         tree_cleanup_cfg does useful work (temporary).
2481         (dom_opt_initialize_block): No longer push a marker on
2482         BLOCK_DEFS_STACK.
2483         (dom_opt_finalize_block): Removal call to restore currdefs.
2484         Relax restrictions for recording edge equivalences.
2485         (record_equivalences_from_phis): No longer need to track
2486         CURRENT_DEF.
2487         (optimize_stmt): Similarly.
2488         (thread_across_edge): Simplify by removing the requirement that
2489         statements in the block we are threading through must be nops.
2490         (initialize_hash_element): Handle GOTO_EXPR.
2492 2005-04-22  David S. Miller  <davem@davemloft.net>
2494         * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2495         CONST_DOUBLE_HIGH.
2496         * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2497         fix check on CONST_DOUBLE mode.  It should be VOIDmode
2498         when it is representing an integer.
2500 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
2502         * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2503         'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2504         * c-format.c (get_constant, decode_format_attr, get_flag_spec, 
2505         find_char_info_specifier_index,
2506         find_length_info_modifier_index): Likewise.
2507         * c-typeck.c (composite_type, pop_init_level): Likewise.
2508         * combine.c (cant_combine_insn_p, try_combine): Likewise.
2509         * cse.c (cse_insn): Likewise
2510         * dominance.c (calc_dfs_tree): Likewise
2511         dwarf2out.c (loc_descriptor_from_tree_1,
2512         add_abstract_origin_attribute, force_decl_die,
2513         force_type_die): Likewise
2514         emit-rtl.c (operand_subword_force): Likewise
2515         explow.c (hard_function_value): Likewise
2516         expmed.c (store_bit_field, expand_divmod,
2517         emit_store_flag_force): Likewise
2518         expr.c (emit_move_multi_word, store_expr,
2519         expand_expr_real_1): Likewise
2520         final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2521         output_operand): Likewise
2522         flow.c (recompute_reg_usage): Likewise
2523         * function.c (assign_stack_temp_for_type, assign_temp, 
2524         handle_epilogue_set): Likewise
2525         * genextract.c (main): Likewise
2526         * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2527         gimplify_modify_expr_rhs, gimplify_expr): Likewise
2528         * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2529         ready_remove, rm_line_notes, rm_other_notes,
2530         schedule_block): Likewise
2531         mips-tfile.c (copy_object, out_of_bounds): Likewise
2533 2005-04-22 David Edelsohn  <edelsohn@gnu.org>
2535         PR target/20813
2536         * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2537         * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2538         rs64.  Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2539         (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2540         TARGET_XL_COMPAT.
2541         * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2543 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
2545         * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2546         (gcc_tree_to_linear_expression): Convert to heap allocated
2547         vectors.
2548         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2549         lbv_to_gcc_expression, lle_to_gcc_expression,
2550         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest, 
2551         perfect_nestify): Likewise.
2552         lambda.h (gcc_loopnest_to_lambda_loopnest,
2553         lambda_loopnest_to_gcc_loopnest): Likewise.
2554         tree-loop-linear.c (linear_transform_loops): Likewise.
2556 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
2558         * config/sparc/predicates.md (arith_double_operand): Use
2559         trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2560         * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2561         (DImode, DFmode constant splitters): Likewise.  Remove code for
2562         TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2563         (logical constant splitters): Use const_int_operand predicate.
2564         (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2565         HOST_BITS_PER_WIDE_INT < 64.
2567 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
2569         * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2570         gcc_unreachable as appropriate.
2571         (force_mode, emit_move_sequence, singlemove_string,
2572         output_move_double, output_fp_move_double, find_addr_reg,
2573         output_block_move, output_block_clear, output_and,
2574         output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2575         pa_adjust_cost, pa_issue_rate, print_operand,
2576         output_global_address, output_arg_descriptor, output_cbranch,
2577         output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2578         output_call): Likewise.
2579         * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2580         prefetch, prefetch_cc, prefetch_nocc): Likewise.
2582 2005-04-22  Zdenek Dvorak  <dvorakz@suse.cz>
2584         * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2585         _gcov_pow2_profiler and _gcov_one_value_profiler.
2586         (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2587         (GTFILES): Add $(srcdir)/tree-profile.c.
2588         * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2589         __gcov_one_value_profiler): Declare.
2590         * gimplify.c (force_gimple_operand): Check whether the statements
2591         should be produced in ssa form.
2592         (force_gimple_operand_bsi): New function.
2593         * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2594         __gcov_one_value_profiler): New functions.
2595         * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2596         the profiled value is a power of two or not.
2597         * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2598         * tree-flow.h (in_ssa_p): Declare.
2599         (force_gimple_operand_bsi): Declare.
2600         * tree-into-ssa.c (in_ssa_p): New variable.
2601         (rewrite_into_ssa): Set in_ssa_p.
2602         * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2603         * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2604         (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2605         tree_one_value_profiler_fn): New variables.
2606         (tree_init_edge_profiler): Initialize the profiler function decls.
2607         (tree_gen_edge_profiler): Use global gcov_type_node.
2608         (prepare_instrumented_value): New function.
2609         (tree_gen_interval_profiler, tree_gen_interval_profiler,
2610         tree_gen_one_value_profiler): Call the library functions instead of
2611         creating instrumentation code.
2612         * tree.c (build_fn_decl): New function.
2613         * tree.h (build_fn_decl): Declare.
2614         * value-prof.c (rtl_divmod_values_to_profile,
2615         rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2616         tree_mod_pow2_value_transform, tree_find_values_to_profile):
2617         Do not handle may_be_other and precise values of exponents at pow2
2618         profiler.
2619         (tree_mod_subtract_transform): Reflect that value field of
2620         histogram has changed meaning.
2621         (tree_divmod_values_to_profile): Record the values correctly.
2622         (tree_values_to_profile): Update comment.
2623         * value-prof.h (struct histogram_value_t): Remove pow2 data.
2625 2005-04-22  Joseph S. Myers  <joseph@codesourcery.com>
2627         * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2628         (decl).
2630 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
2632         * config/i386/i386.md (length_immediate): Use gcc_assert or
2633         gcc_unreachable, as appropriate.
2634         (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2635         *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2636         *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2637         *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2638         *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2639         *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2640         *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2641         *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2642         *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2643         *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2644         *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2645         *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2646         pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2647         pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2648         *prefetch_sse_rex): Likewise.
2649         * config/i386/predicates.md (x86_64_immediate_operand,
2650         x86_64_zext_immediate_operand, symbolic_operand,
2651         no_seg_address_operand, aligned_operand,
2652         memory_displacement_operand): Likewise.
2653         * config/i386/sse.md (*mov<mode>_internal,
2654         *movv2df_internal): Likewise.
2656 2005-04-22  Jan Hubicka  <jh@suse.cz>
2658         * Makefile.in (ipa.o, ipa-inline.o): New files.
2659         * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2660         cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2661         cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2662         * cgraphunit.c (cgraph_default_inline_p,
2663         cgraph_decide_inlining_incrementally,  ncalls_inlined,
2664         nfunctions_inlined, initial_insns, overall_insns, 
2665         cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2666         cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2667         cgraph_mark_inline, cgraph_check_inline_limits,
2668         cgraph_default_inline_p, cgraph_recursive_inlining_p,
2669         update_callee_keys, lookup_recursive_calls,
2670         cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2671         cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2672         cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2673         pass_ipa_inline): Move to ipa-inline.c
2674         (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2675         * ipa.c: New file.
2676         * ipa-inline.c: New file.
2678 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
2680         * doc/invoke.texi (SPARC options): Document that -mapp-regs
2681         is turned off by default on Solaris.
2683 2005-04-21  Roger Sayle  <roger@eyesopen.com>
2685         * c-common.h (objc_build_method_signature): Update prototype.
2686         * stub-objc.c (objc_build_method_signature): Update the stub
2687         implementation to accept and ignore additional parameter.
2688         * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2689         the value of ellipsis to objc_build_method_signature instead
2690         of setting TREE_OVERFLOW on the parms TREE_LIST node.
2692 2005-04-21  Geoffrey Keating  <geoffk@apple.com>
2694         * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2695         * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2696         gen_rtx_* not gen_rtx_fmt_*.
2697         (rs6000_emit_vector_select): Likewise.
2698         (rs6000_emit_sync): New.
2699         * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2700         (larx, stcx, cmp): New mode substitutions.
2701         (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2702         UNSPEC_ISYNC): New constants.
2703         (rlwinm): Give name.
2704         (memory_barrier, isync, lwsync): New insns.
2705         (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2706         (sync_lock_release<mode>): New expander.
2707         (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2708         sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2709         sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2710         sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2711         sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2712         sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2713         (sync_add<mode>_internal, sync_addshort_internal,
2714         sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2715         sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2716         sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2718         * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2719         is the memory before, not after, the operation.  Clarify
2720         barrier requirements.
2722 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
2724         * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2725         * lambda.h (lambda_vector_min_nz): Likewise.
2726         * langhooks.h (struct lang_hooks_for_types,
2727         struct lang_hooks): Likewise.
2728         * output.h (assemble_integer, this_is_asm_operands): Likewise.
2729         * tree.h: Likewise.
2730         * vec.h: Likewise.
2731         * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2732         
2733         * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2734         comments to avoid 'abort'.  Use gcc_assert as necessary.
2735         * opts.c (common_handle_option): Likewise.
2736         * pretty-print.c (pp_base_format_text): Likewise.
2737         * print-rtl.c (print_rtx): Likewise.
2738         * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2739         * regmove.c (try_auto_increment): Likewise.
2740         * reload.c (find_valid_class, find_reloads_toplev,
2741         find_equiv_reg): Likewise.
2742         * reload1.c (reload, forget_old_reloads_1, function_invariant_p, 
2743         merge_assigned_reloads): Likewise.
2744         * tree-inline.c (inline_forbidden_p_1,
2745         estimate_num_insns_1): Likewise.
2746         * tree-optimize.c (execute_todo): Likewise.
2747         * tree-outof-ssa.c (eliminate_phi): Likewise.
2748         * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2749         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2750         * tree-ssa-operands.c (parse_ssa_operands,
2751         get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2752         * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2753         * tree-ssanames.c (release_ssa_name): Likewise.
2754         * tree.c (int_bit_position, int_byte_position, tree_low_cst, 
2755         walk_tree): Likewise.
2757         * tree-ssa-operands.c (verify_abort): Fold into ..
2758         (verify_imm_links): ... here.
2760 2005-04-21  Richard Henderson  <rth@redhat.com>
2762         * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2763         on non-memory operand for previous inversion.
2765 2005-04-21  Devang Patel  <dpatel@apple.com>
2767         PR optimization/20994
2768         * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2769         x = !(a == b) : p , q;.
2770         (pass_if_conversion): Verify stmts and flow.
2771         
2772 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
2774         * optabs.c (gen_conditional_trap): Restore #define.
2776         * alias.c (true_dependence): Remove 'abort' from comments. Use
2777         gcc_assert and gcc_unreachable as appropriate.
2778         (canon_true_dependence): Likewise.
2779         * bb-reorder.c (connect_traces): Likewise.
2780         * c-common.c (c_add_case_label): Likewise.
2781         * c-decl.c (finish_function): Likewise.
2782         * caller-save.c (insert_restore, insert_save): Likewise.
2783         * cfg.c (update_bb_profile_for_threading): Likewise.
2784         * cfganal.c (flow_active_insn_p): Likewise.
2785         * cfgexpand.c (add_reg_br_prob_note): Likewise.
2786         * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2787         cfg_layout_merge_blocks): Likewise.
2788         * ifcvt.c (cond_exec_process_insns, merge_if_block,
2789         find_if_block): Likewise.
2790         * integrate.c (allocate_initial_values): Likewise.
2791         * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2792         swap_condition, unsigned_condition, signed_condition,
2793         mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2794         reg_or_subregno): Likewise.
2795         * lambda-code.c (lambda_compute_auxillary_space,
2796         lambda_transform_legal_p): Likewise.
2797         * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2798         * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2799         lhd_incomplete_type_error, lhd_expand_expr,
2800         lhd_types_compatible_p, lhd_tree_size): Likewise.
2801         * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2802         * local-alloc.c (update_equiv_regs): Likewise.
2803         * loop-unroll.c (peel_loop_completely
2804         unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2805         peel_loop_simple, unroll_loop_stupid,
2806         analyze_iv_to_split_insn): Likewise.
2807         * loop.c (gen_prefetch, find_and_verify_loops,
2808         basic_induction_var): Likewise.
2809         * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2810         * value-prof.c (tree_find_values_to_profile): Likewise.
2811         * varasm.c (named_section, default_assemble_integer,
2812         decode_addr_const): Likewise.
2814 2005-04-21 Alan Modra  <amodra@bigpond.net.au>
2815            Fariborz Jahanian <fjahanian@apple.com>
2817         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2818         portion of argument passed in fpr.
2819         * expr.c (emit_push_insn): Fix computation of 'offset' used to
2820         decide on partial argument save on stack.
2822 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
2824         * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2825         comment typos.
2827 2005-04-21  Jan Hubicka  <jh@suse.cz>
2829         * cgraphunit.c: Include tree-pass.h
2830         (cgraph_decide_recursive_inlining,
2831         cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2832         cgraph_decide_inlining): Dump goes to dump_file.
2833         (cgraph_optimize): Call ipa passes instead of inliner.
2834         (cgraph_gate_inlining, pass_ipa_inline): New.
2835         * tree-optimize.c (all_ipa_passes): New static variable.
2836         (register_one_dump_file): Dead with IPA passes.
2837         (register_dump_files): Likewise.
2838         (init_tree_optimization_passes): Initialize IPA passes.
2839         (execute_todo): Do cgraph dump when asked to, do not dump function body
2840         for IPA pass.
2841         * tree-pass.h (TODO_dump_cgraph): New macro.
2842         (ipa_passes): Declare.
2843         * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2845 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
2847         * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2848         gcc_assert instead of abort.
2849         (classify_argument, examine_argument, construct_container,
2850         contains_128bit_aligned_vector_p, ix86_check_movabs,
2851         standard_80387_constant_opcode, standard_80387_constant_rtx,
2852         ix86_initial_elimination_offset, ix86_compute_frame_layout,
2853         pro_epilogue_adjust_stack, ix86_expand_epilogue,
2854         ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2855         legitimize_tls_address, output_pic_addr_const,
2856         i386_output_dwarf_dtprel, put_condition_code, print_reg,
2857         get_some_local_dynamic_name, print_operand, print_operand_address,
2858         output_387_binary_op, emit_i387_cw_initialization,
2859         output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2860         ix86_expand_clear, ix86_expand_binary_operator,
2861         ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2862         ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2863         ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2864         ix86_expand_branch, ix86_expand_setcc,
2865         ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2866         ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2867         ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2868         memory_address_length, ix86_attr_length_immediate_default,
2869         ix86_attr_length_address_default, ix86_agi_dependant,
2870         x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2871         ix86_expand_binop_builtin, ix86_force_to_memory,
2872         ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2873         x86_emit_floatuns): Likewise.
2874         * config/i386/netware.c (gen_regparm_prefix,
2875         i386_nlm_strip_name_encoding): Likewise.
2876         * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2878 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
2880         * optabs.c (gen_condiational_trap): Remove #define.
2881         (add_equal_note): Assertify. Remove explicit indirection from
2882         call via function pointer.
2883         (expand_ternary_op, expand_simple_binop, expand_binop,
2884         expand_twoval_unop, expand_twoval_binop,
2885         expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2886         emit_unop_insn,  emit_no_conflict_block,  prepare_cmp_insn,
2887         prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2888         prepare_float_lib_cmp, emit_conditional_move,
2889         emit_conditional_add, gen_add2_insn, gen_add3_insn,
2890         have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2891         expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2892         vector_compare_rtx, expand_vec_cond_expr): Likewise.
2894 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
2896         * vec.h: Update API to separate allocation mechanism from type.
2897         (VEC_safe_grow): New.
2898         * vec.c (calculate_allocation): New.
2899         (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2900         (vec_gc_free, vec_heap_free): Remove.
2901         * gengtype-lex.l (DEF_VEC_): Process mult-argument macros.  Adjust.
2902         (VEC): Likewise.
2903         (mangle_macro_name): New.
2904         (struct macro_def): New.
2905         (struct macro): Add multiple argument values.
2906         (macro_expans_end): New.
2907         (push_macro_expansion):  Chain on new macro. Process multiple
2908         args, create follow on expansion. Return follow on argument.
2909         (macro_input): Deal with multiple arguments.
2910         
2911         * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2912         (struct tree_binfo): Adjust.
2913         * basic-block.h: Define VEC(edge,gc).
2914         (struct edge_def): Adjust.
2915         (struct basic_block_def, struct edge_iterator): Likewise.
2916         (ei_container, ei_start_1, ei_last_1): Likewise.
2917         * cfg.c (connect_src, connect_dest): Likewise.
2918         * cfgrtl.c (force_nonfallthru_and_redirect)
2919         * dbxout.c (dbxout_type)
2920         * dwarf2out.c (gen_member_die)
2921         * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2922         (gcc_tree_to_linear_expression): Adjust.
2923         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2924         lbv_to_gcc_expression, lle_to_gcc_expression,
2925         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2926         perfect_nestify): Likewise.
2927         * lambda.h (gcc_loopnest_to_lambda_loopnest,
2928         lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2929         * profile.c (instrument_values): Adjust.
2930         * tree-cfg.c (modified_noreturn_calls): Adjust.
2931         (remove_fallthru_edge): Likewise.
2932         * tree-dump.c (dequeue_and_dump): Adjust.
2933         * tree-flow-inline.h (mark_stmt_modified): Adjust.
2934         * tree-flow.h (modified_noreturn_calls): Adjust.
2935         (tree_on_heap): Remove. (yay!)
2936         (register_new_def): Adjust.
2937         * tree-into-ssa.c: Define VEC(int,heap).
2938         (block_defs_stack): Adjust.
2939         (find_idf, insert_phi_nodes, register_new_def,
2940         rewrite_initialize_block, rewrite_finalize_block,
2941         register_new_update_single, rewrite_update_init_block,
2942         rewrite_update_fini_block, rewrite_blocks,
2943         ssa_rewrite_finalize_block, ssa_register_new_def,
2944         ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2945         * tree-loop-linear.c (linear_transform_loops): Adjust.
2946         * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2947         (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2948         * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2949         stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2950         vrp_variables_stack): Adjust declarations.
2951         (tree_ssa_dominator_optimize): Adjust.
2952         (dom_opt_initialize_block, remove_local_expressions_from_table,
2953         restore_nonzero_vars_to_original_value,
2954         restore_vars_to_original_value,
2955         restore_currdefs_to_original_value, dom_opt_finalize_block,
2956         record_var_is_nonzero, record_cond, record_const_or_copy_1,
2957         optimize_stmt, update_rhs_and_lookup_avail_expr,
2958         lookup_avail_expr, record_range): Likewise.
2959         * tree-ssa-pre.c: Define VEC(basic_block,heap).
2960         (compute_antic_aux): Adjust.
2961         (inserted_exprs, create_expression_by_pieces, 
2962         insert_into_preds_of_block, eliminate, mark_operand_necessary, 
2963         remove_dead_inserted_code, fini_pre): Likewise.
2964         * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2965         (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist. 
2966         ssa_prop_init): Likewise.
2967         * tree-ssa.c: Define VEC(bitmap,heap).
2968         (verify_name_tags): Adjust.
2969         * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2970         (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2971         tree_divmod_values_to_profile, tree_find_values_to_profile,
2972         value_profile_transformations): Likewise.
2973         * value-prof.h: Define VEC(histogram_value,heap).
2974         * varasm.c: Remove alias_pair pointer typedef, define
2975         VEC(alias_pair,gc).
2976         (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2977         
2978         * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2979         not a pointer to it.  Create an object vector.
2980         (extern_symbols): Turn into an object vector.
2981         (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2983 2005-04-21  Sebastian Pop  <pop@cri.ensmp.fr>
2985         PR/20742
2986         * Makefile.in (tree-chrec.o): Depend on params.h.
2987         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2988         default value 20.
2989         * tree-chrec.c: Depend on params.h.  Replace build with buildN,
2990         and fold build with fold_buildN.
2991         (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2992         the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2993         (tree_contains_chrecs): Compute an estimation of the size of the
2994         given expression.
2995         * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2996         (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2997         * tree-scalar-evolution.c (simple_iv): Ditto.
2998         * doc/invoke.texi (scev-max-expr-size): Documented.
3000 2005-04-21  Richard Sandiford  <rsandifo@redhat.com>
3002         * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
3003         (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
3004         (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
3005         (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
3006         (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
3007         (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
3008         * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
3009         (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
3010         * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
3011         (darwin_fix_and_continue_switch): Delete.
3012         * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
3013         (SUBTARGET_SWITCHES): Delete.
3014         * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
3015         (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
3016         (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
3017         (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
3018         (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
3019         (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
3020         (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
3021         (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
3022         (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
3023         (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
3024         (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
3025         (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
3026         (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
3027         (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
3028         (TARGET_64BIT): Undef before redefining.
3029         (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
3030         (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
3031         (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
3032         (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
3033         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
3034         (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
3035         (ix86_asm_string, ix86_regparm, ix86_regparm_string)
3036         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3037         (ix86_debug_arg_string, ix86_debug_addr_string)
3038         (ix86_align_loops_string, ix86_align_jumps_string)
3039         (ix86_align_funcs_string): Delete.
3040         * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
3041         (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
3042         * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
3043         (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
3044         * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
3045         * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
3046         (SUBTARGET_SWITCHES): Delete.
3047         * config/i386/i386.c (ix86_debug_arg_string): Delete.
3048         (ix86_debug_addr_string): Delete.
3049         (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
3050         (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
3051         (ix86_align_loops_string, ix86_align_jumps_string)
3052         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3053         (ix86_align_funcs_string): Make static.
3054         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3055         (ix86_handle_option): New function.
3056         (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
3057         (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
3058         * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
3059         of darwin_fix_and_continue_switch.
3060         (darwin_one_byte_bool): Delete.
3061         * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3062         * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
3063         to darwin_one_byte_bool.
3064         * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
3065         * config/i386/djgpp.opt, config/i386/i386.opt,
3066         * config/i386/sco5.opt: New files.
3068 2005-04-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
3070         * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
3071         fp_zero_operand, fp_register_operand, intreg_operand,
3072         fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
3073         call_operand, call_operand_address, tgd_symbolic_operand,
3074         tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
3075         symbolic_operand, symbolic_memory_operand, label_ref_operand,
3076         sp64_medium_pic_operand, data_segment_operand,
3077         text_segment_operand, splittable_symbolic_memory_operand,
3078         reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
3079         eq_or_neq, normal_comp_operator, noov_compare_op,
3080         noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
3081         cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
3082         const64_operand, const64_high_operand, arith11_operand,
3083         arith10_operand, arith_double_operand, arith_double_4096_operand,
3084         arith_double_add_operand, arith11_double_operand,
3085         arith10_double_operand, small_int, small_int_or_double,
3086         uns_small_int, uns_arith_operand, clobbered_register,
3087         input_operand, compare_operand): Delete.
3088         (sparc_emit_set_const32): Use predicates in assertion.  Remove special
3089         code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
3090         (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
3091         (GEN_HIGHINT64, GEN_INT64): Delete.
3092         (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
3093         gen_safe_XOR64): Adjust for above deletion.
3094         (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
3095         Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
3096         (legitimate_constant_p): Use const_zero_operand instead.
3097         (sparc_extra_constraint_check): Likewise.
3098         * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
3099         (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
3100         (PREDICATE_CODES): Delete.
3101         * config/sparc/sparc.md: Include predicates.md.
3102         (All patterns): Adjust for new predicate names.
3103         (cmpdi, cmpdi_sp64): Use arith_operand predicate.
3104         (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
3105         (movdi): Use general_operand predicate.
3106         (movdi_sp64_dbl): Delete.
3107         (movdi_const64_special): Add 'N' constraint.
3108         (movdicc): Use arith10_operand predicate.
3109         (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
3110         (movdi_cc_reg_sp64): Use arith10_operand predicate.
3111         (movdi_cc_reg_sp64_trunc): Delete.
3112         (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
3113         (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
3114         (subdi3_sp32): Delete.
3115         (subdi3_insn_sp32): Change to define_insn_and_split.
3116         (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
3117         (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
3118         (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
3119         umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
3120         small_int_operand predicate.
3121         (divdi3, udivdi3): Use arith_operand predicate.
3122         (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
3123         (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
3124         xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
3125         (xordi3_sp64_dbl): Delete.
3126         (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
3127         cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
3128         cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
3129         cmp_ccx_set_not): Use arith_operand predicate.
3130         (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
3131         * config/sparc/predicates.md: New file.
3133 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
3135         PR tree-optimization/14846
3136         * fold-const.c (fold_single_bit_test_into_sign_test): New,
3137         split out from ...
3138         (fold_single_bit_test): ... here.
3139         (fold_binary): Call fold_single_bit_test_into_sign_test
3140         instead of fold_single_bit_test.
3142 2005-04-20  James E Wilson  <wilson@specifixinc.com>
3144         PR c++/20805
3145         * dwarf2out.c (gen_variable_die): Don't emit a specification if this
3146         is another declaration.
3148 2005-04-21  Hans-Peter Nilsson  <hp@axis.com>
3150         * config/cris/predicates.md: New file.
3151         * config/cris/cris-protos.h (cris_store_multiple_op_p)
3152         (cris_movem_load_rest_p): Declare.
3153         * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
3154         (cris_movem_load_rest_p): Ditto.  Globalize.
3155         (cris_bdap_operand, cris_bdap_biap_operand,
3156         cris_orthogonal_operator, cris_commutative_orth_op,
3157         cris_operand_extend_operator,
3158         cris_additive_operand_extend_operator, cris_extend_operator,
3159         cris_plus_or_bound_operator, cris_mem_op,
3160         cris_general_operand_or_symbol,
3161         cris_general_operand_or_gotless_symbol,
3162         cris_general_operand_or_plt_symbol, cris_mem_call_operand,
3163         cris_load_multiple_op): Remove predicate functions.
3164         (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
3165         abort, for UNSPECs other than CRIS_UNSPEC_PLT.
3166         * config/cris/cris.h (PREDICATE_CODES): Don't define.
3167         * config/cris/cris.md: Include predicates.md.
3168         ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
3170 2005-04-20  Ian Lance Taylor  <ian@airs.com>
3172         * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
3173         * c-common.h (STMT_EXPR_STMT): Don't define.
3174         (STMT_EXPR_NO_SCOPE): Don't define.
3175         * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
3176         * c-pretty-print.c (pp_c_primary_expression): Likewise.
3177         (pp_c_expression): Likewise.
3179 2005-04-20  Richard Henderson  <rth@redhat.com>
3181         PR target/21100
3182         * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
3184 2005-04-20  Jeff Law  <law@redhat.com>
3186         * reload1.c (reload): Ignore equivalences between pseudos and
3187         read only memory.
3189 2005-04-20  Joseph S. Myers  <joseph@codesourcery.com>
3191         PR c/12913
3192         * c-tree.h (struct c_label_list): Update comment.
3193         (struct c_label_context): Rename to struct c_label_context_se.
3194         (label_context_stack): Rename to label_context_stack_se.
3195         (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
3196         c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
3197         c_end_vm_scope): New.
3198         (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
3199         * c-decl.c (pop_scope): Call c_end_vm_scope.
3200         (pushdecl): Call c_begin_vm_scope for variably modified
3201         declarations.
3202         (define_label): Check for jumping into scope of identifier with
3203         variably modified type.  Push label on stack for those defined at
3204         current context of identifiers with variably modified type.
3205         (start_function): Create stack level for context of identifiers
3206         with variably modified type.
3207         (finish_function): Pop stack level for context of identifiers with
3208         variably modified type.
3209         * c-typeck.c (label_context_stack): Rename to
3210         label_context_stack_se.
3211         (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
3212         (c_finish_goto_label): Check for jumping into scope of identifier
3213         with variably modified type.  Push label on stack for those jumped
3214         to from current context of identifiers with variably modified
3215         type.
3216         (struct c_switch): Add blocked_vm.
3217         (c_start_case): Initialize blocked_vm.
3218         (do_case): Check blocked_vm.
3219         (c_finish_case): Add comment.
3220         (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
3221         variable label_context_stack.
3223 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
3225         * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
3226         conditional_replacement, value_replacement, abs_replacement,
3227         minmax_replacement.
3228         (replace_phi_edge_with_variable): Remove argument BB.
3229         (conditional_replacement, value_replacement,
3230         minmax_replacement, abs_replacement): Remove argument PHI_BB.
3231         Update a call to replace_phi_edge_with_variable.
3233         * tree-ssa-phiopt.c: Fix comments.
3235 2005-04-20  Michael Matz  <matz@suse.de>
3237         PR20973
3238         * reload.c (push_reload, find_dummy_reload): Check for uninitialized
3239         pseudos.
3241 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
3243         * tree-ssa-phiopt.c: Fix comment typos.
3245         PR tree-optimization/21116
3246         * tree-ssa-phiopt.c: Fix a typo.
3248 2005-04-19  Richard Henderson  <rth@redhat.com>
3250         * builtins.c (expand_builtin_sync_operation): Revert last change.
3251         * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
3252         not vs new value.
3253         (expand_compare_and_swap_loop): Likewise.
3254         (expand_sync_operation): Remove fallback from NAND to AND; invert
3255         memory operand when expanding from cmpxchg.
3256         (expand_sync_fetch_operation): Likewise.
3257         * doc/extend.texi (Atomic Builtins): Fix docs for nand and
3258         compare-and-swap.
3260         * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
3261         when implementing NAND.  Fix double-add for AFTER.
3262         * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
3263         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3264         (sync_compare_and_swap<I48MODE>): Fix compare vs zero.  Return old
3265         memory value.
3266         (sync_lock_test_and_set<I48MODE>): Remove extra label and last
3267         memory barrier.
3269         * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
3270         to return old memory value.
3271         (sync_compare_and_swap_cc<IMODE>): Likewise.
3273         * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
3274         return pre-reload.  Don't consider output or anti dependencies.
3275         * config/ia64/sync.md (IMODE): New.
3276         (modesuffix): Add QI and HI.
3277         (memory_barrier): Simplify expansion.
3278         (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
3279         (cmpxchg_acq_<IMODE>): Likewise.
3280         (sync_lock_test_and_set<IMODE>): Likewise.
3281         (sync_lock_release<IMODE>): Likewise.
3283 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
3285         * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
3286         ~X or ~Y simplify.
3288 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
3290         * fold-const (fold_binary):  Fold ~X ^ ~ Y to X ^ Y.
3292 2005-04-20  Michael Pogue  <michael.pogue@sun.com>
3293             Joseph S. Myers  <joseph@codesourcery.com>
3295         * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
3296         * c-typeck.c (build_c_cast): Check these options.
3297         * doc/invoke.texi: Document these options.
3299 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
3301         * tree-ssa-phiopt.c: Update a comment about the pass.
3303 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
3305         * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
3306         config/mcore/mcore.c: Fix comment typos.
3308 2005-04-19  Daniel Jacobowitz  <dan@codesourcery.com>
3310         * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
3311         * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
3313 2005-04-19  Paul Brook  <paul@codesourcery.com>
3315         * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs. 
3317 2005-04-19  Andrew Haley  <aph@redhat.com>
3319         PR java/21022
3320         * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
3321         looking at a field's bitpos.
3323 2005-04-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3325         * system.h (fopen, fdopen, freopen): Define these to the unlocked
3326         libiberty functions.
3328 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
3330         PR tree-optimization/21096
3331         * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
3333 2005-04-19  Alan Modra  <amodra@bigpond.net.au>
3335         PR target/21098
3336         * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
3337         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
3339 2005-04-19  Alexandre Oliva  <aoliva@redhat.com>
3341         * tree-cfg.c (dump_function_to_file): Use cfun info only if it
3342         refers to the function being dumped.
3344 2005-04-18  Daniel Jacobowitz  <dan@codesourcery.com>
3346         * varasm.c (assemble_start_function): Remove reset of in_section.
3348 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
3350         PR tree-optimization/21085
3351         * fold-const (fold_binary): Don't change X % -C to X % C if C has
3352         overflowed.
3354 2005-04-19  Ben Elliston  <bje@au.ibm.com>
3356         * doc/invoke.texi (Optimize Options): Refer to the correct
3357         optimisation flag -ftree-dominator-opts, not -ftree-dom.
3359 2005-04-18  Christopher Jaillet <christophe.jaillet@wanadoo.fr>
3361         * config/rs6000/rs6000.c (machopic_output_stub):  Increase
3362         alloca argument to be big enough.
3364 2005-04-18  Alexandre Oliva  <aoliva@redhat.com>
3366         PR middle-end/21049
3367         * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
3368         cfun->cfg are NULL.
3370 2005-04-18  Tom Tromey  <tromey@redhat.com>
3372         * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
3373         typo.
3375 2005-04-18  Richard Henderson  <rth@redhat.com>
3377         * config/alpha/alpha.c (alpha_split_atomic_op): New.
3378         (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
3379         (alphaev4_insn_pipe): Likewise.  Correct IST and LDSYM pipes.
3380         * config/alpha/alpha-protos.h: Update.
3381         * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
3382         (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
3383         (attr type): Add ld_l, st_c, mb.
3384         (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
3385         iornotsi3, xorsi_internal, xornotsi3): New.
3386         * config/alpha/ev4.md (ev4_ld): Add ld_l.
3387         (ev4_ist_c, ev4_mb): New.
3388         * config/alpha/ev5.md (ev5_st): Add st_c, mb.
3389         (ev5_ld_l): New.
3390         * config/alpha/ev6.md (ev6_ild): Add ld_l.
3391         (ev6_ist): Add st_c.
3392         (ev6_mb): New.
3393         * config/alpha/sync.md: New file.
3395 2005-04-18  Richard Henderson  <rth@redhat.com>
3397         * builtins.c (expand_builtin_sync_operation): Fold nand to and
3398         for constants.
3400         * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
3402 2005-04-18  Devang Patel  <dpatel@apple.com>
3404         * config/rs6000/atlivec.md (mulv4si3): New pattern.
3405         
3406 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
3408         PR tree-optimization/20922
3409         * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
3410         Fold X + c >= X and fold X - c <= X to true.
3412 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
3414         * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
3415         unsigned int.
3416         (emergency_labeled_state_free): Likewise.
3418 2005-04-18  Nick Clifton  <nickc@redhat.com>
3420         * config/h8300/h8300.md (jump): Remove prescan parameter from
3421         calls to final_scan_insn.
3423         * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
3424         parameter from calls to final_scan_insn.
3426         * config.gcc (m68hc12): Use the m68hc11.opt file for target
3427         specific options.
3428         (v850e, v850e1): Use the v850.opt file for target specific
3429         options.
3431 2005-04-18  Kazu Hirata  <kazu@cs.umass.edu>
3433         PR tree-optimization/21001
3434         * tree-optimize.c (init_tree_optimization_passes): Move the
3435         first pass_forwprop immediately before pass_vrp.
3437 2005-04-17  Ian Lance Taylor  <ian@airs.com>
3439         * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3440         * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3441         from enum tree_code op to bool is_sizeof.
3442         * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3443         (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3444         * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3445         case.
3446         (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3447         cases.
3448         (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3449         ALIGNOF_EXPR cases.
3451 2005-04-17  Ian Lance Taylor  <ian@airs.com>
3453         * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3455 2005-04-17  Richard Henderson  <rth@redhat.com>
3457         * config/alpha/alpha.c (va_list_skip_additions): Only define if
3458         TARGET_ABI_OSF.
3459         (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3460         (alpha_stdarg_optimize_hook): Likewise.  Allow for one more round
3461         of indirection through ssa names while looking for the gpr counter
3462         field.
3463         (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3464         saved va_list_gpr_size and va_list_fpr_size.
3466 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
3468         * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3469         both pointers or both integers.
3471         * tree-vrp.c (maybe_add_assert_expr): Don't assert
3472         ASSERT_EXPRs for single-use variable.
3474         * tree-into-ssa.c: Fix a comment typo.
3476 2005-04-17  Richard Sandiford  <rsandifo@redhat.com>
3478         * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3479         -mipsN before forcing a default of -mips2.
3481 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
3483         * predict.h (IS_TAKEN): Remove.
3484         * rtl.h (NOTE_PREDICTION): Likewise.
3486         * modulo-sched.c (CFG_HOOKS): Remove.
3488         * c-parser.c (N_C_TTYPES): Remove.
3490         * tree-flow-inline.h (get_stmt_operands): Remove.
3491         * lambda-code.c, tree-ssa-loop-unswitch.c,
3492         tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3493         tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3494         tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3495         calls to get_stmt_operands.
3496         * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3498 2005-04-17  Richard Henderson  <rth@redhat.com>
3500         PR target/20375
3501         * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3502         of CUMULATIVE_ARGS past the last named argument.
3503         (alpha_va_start): Expect pretend_args_size only if strictly less than
3504         6 named arguments.
3506 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
3508         PR middle-end/21024
3509         * builtins.c (expand_builtin_strcat): Convert the result of
3510         strlen to the right type.
3511         * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3512         avoid creating type mismatches.
3513         <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3514         type mismatches.
3516         * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3518 2005-04-16  Richard Henderson  <rth@redhat.com>
3520         PR target/21051
3521         * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3522         Use the mode of boolean_type_node when the user doesn't provide one.
3523         * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3525 2005-04-16  Alexandre Oliva  <aoliva@redhat.com>
3527         PR target/20126
3528         * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3529         (const)).
3531         * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3532         comment.
3534 2005-04-16  Roger Sayle  <roger@eyesopen.com>
3535             Steven Bosscher  <stevenb@suse.de>
3537         * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3538         (fold_unary_to_constant): Likewise.
3540 2005-04-16  Kazu Hirata  <kazu@cs.umass.edu>
3542         * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3543         PROP_ASM_SCAN.
3545 2005-04-16  Gerald Pfeifer  <gerald@pfeifer.com>
3547         * doc/install.texi (Specific): Avoid using asterisks in @anchor
3548         names related to target triplets.
3549         Remove i?86-*-esix from platform directory.
3550         Remove powerpc-*-eabiaix from platform directory.
3552 2005-04-16  Joseph S. Myers  <joseph@codesourcery.com>
3554         PR middle-end/20491
3555         * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3556         falling through from SUBREG case to REG.
3558 2005-04-15  Roger Sayle  <roger@eyesopen.com>
3560         * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3561         (fold_binary): Update comment mentioning fold_relational_hi_lo.
3562         (fold_binary_to_constant): Simplify using fold_binary.
3563         (fold_unary_to_constant): Likewise, simplify using fold_unary.
3565 2005-04-15  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3567         * gthr-posix.c (pthread_cancel): Define.
3568         (pthread_mutexattr_init): Likewise.
3569         (pthread_mutexattr_settype): Likewise.
3570         (pthread_mutexattr_destroy): Likewise.
3572 2005-04-15  David S. Miller  <davem@davemloft.net>
3574         PR target/20673
3575         * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3577 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
3579         PR tree-optimization/21031
3580         * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3581         (forward_propagate_into_cond_1): Call it.  Forward propagate
3582         integer-integer casts into COND_EXPRs.
3584 2005-04-15  Dave Korn  <dave.korn@artimi.com>
3586         * gcc.c (default_compilers): Clarify obscure error message when
3587         reading from standard input.
3589 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
3591         * basic-block.h (PROP_EQUAL_NOTES): Remove.
3592         * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3594         * tree-ssa-alias.c (init_alias_info): Remove a call to
3595         get_stmt_operands.
3597 2005-04-15  Andrew MacLeod  <amacleod@redhat.com>
3599         * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3600         of non-virtual PHI nodes like we use to.
3602 2005-05-15  Paolo Bonzini  <bonzini@gnu.org>
3604         * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3605         (attr_copy_rtx): Do not use it.
3607 2005-04-15  Andrew Macleod  <amacleod@redhat.com>
3609         * doc/tree-ssa.texi: Grammer/abbreviation updates.
3611 2005-04-15  Diego Novillo  <dnovillo@redhat.com>
3613         * tree-vect-transform.c (vectorizable_store): Mark necessary
3614         objects in the vectorized store needing renaming.  Update the
3615         SSA graph for V_MAY_DEF operands in the original store.
3617 2005-04-14  Daniel Berlin <dberlin@dberlin.org>
3619         * tree-ssa-pre.c (compute_avail): It's okay to have
3620         TREE_INVARIANT's here, and value number the resulting expressions.
3621         (create_expression_by_pieces): Make sure operands that were
3622         min_invariant when we started, stay that way.
3624 2005-04-15  David Edelsohn  <edelsohn@gnu.org>
3626         * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3628 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
3630         PR tree-optimization/20936.
3631         * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3633 2005-04-15  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3635         * doc/invoke.texi: Fix typos.
3636         * doc/md.texi: Likewise.
3637         * doc/rtl.texi: Likewise.
3638         * doc/sourcebuild.texi: Likewise.
3639         * doc/tm.texi: Likewise.
3641 2005-04-15  Uros Bizjak  <uros@kss-loka.si>
3643         PR tree-optimization/21004
3644         * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3645         and floorl in c99 mode only.
3646         * builtins.c (expand_builtin_int_roundingfn): Assert that
3647         fallback_fndecl is not NULL_TREE.
3649 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
3651         * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3652         * basic-block.h: Update the prototype for
3653         purge_all_dead_edges.
3654         * cfgexpand.c (tree_expand_cfg): Update a call to
3655         purge_all_dead_edges.
3656         * combine.c (combine_instructions): Likewise.
3657         * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3658         rest_of_handle_cse2, rest_of_handle_gcse,
3659         rest_of_handle_postreload): likewise.
3661 2005-04-15  Alexandre Oliva  <aoliva@redhat.com>
3663         PR middle-end/20739
3664         * gimplify.c (gimplify_addr_expr): Compensate for removal of
3665         e.g. cv-qualification conversions.
3667 2005-04-14  Mike Stump  <mrs@apple.com>
3669         * config/darwin-c.c (framework_construct_pathname): We must
3670         find all headers of a framework in the first instance of it
3671         found in the seach path.
3673 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
3675         PR tree-optimization/21021
3676         * tree-vrp.c (compare_values): Work around a bug in the front
3677         end that produces a comparison of mismatched types.
3679 2004-04-14  Richard Henderson  <rth@redhat.com>
3681         * config/ia64/ia64.h (enum fetchop_code): Remove.
3682         (enum ia64_builtins): Move ...
3683         * config/ia64/ia64.c (enum ia64_builtins): ... here.  Remove all
3684         members except BSP and FLUSHRS.
3685         (ia64_init_builtins): Remove __sync builtins.
3686         (ia64_expand_builtin): Likewise.
3687         (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3688         (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3689         (ia64_expand_lock_release): Remove.
3690         * config/ia64/ia64.md (mf): Move to sync.md.
3691         (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3692         cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3693         * config/ia64/sync.md: New file.
3694         (memory_barrier): Rename from mf.
3695         (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3696         (cmpxchg_acq_<I48MODE>): Likewise.
3697         (sync_lock_test_and_set<I48MODE>): Likewise.
3699         * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3700         to c++.  Remove __sync* declarations.  s/_si/_4/.  s/_di/_8/.
3702 2004-04-14  Richard Henderson  <rth@redhat.com>
3704         * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3705         (ix86_compare_emitted): New.
3706         (ix86_expand_compare): Use ix86_compare_emitted if set.
3707         (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3708         and ix86_compare_op0 are set.
3709         * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3710         (TARGET_CMPXCHG, TARGET_XADD): New.
3711         (ix86_compare_emitted): Declare.
3712         * config/i386/i386.md: Include sync.md
3713         (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3714         (UNSPECV_XCHG, UNSPECV_LOCK): New.
3715         * config/i386/sync.md: New file.
3717 2004-04-14  Richard Henderson  <rth@redhat.com>
3719         PR middle-end/14311
3720         * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3721         BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3722         BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3723         BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3724         BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3725         BT_FN_I8_VPTR_I8_I8): New.
3726         * builtins.def (DEF_SYNC_BUILTIN): New.
3727         (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3728         BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3729         BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3730         BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3731         BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3732         BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3733         BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3734         BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3735         BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3736         BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3737         BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3738         BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3739         BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3740         BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3741         BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3742         BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3743         BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3744         BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3745         BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3746         BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3747         BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3748         BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3749         BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3750         BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3751         BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3752         BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3753         BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3754         BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3755         BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3756         BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3757         BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3758         BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3759         BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3760         BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3761         BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3762         BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3763         BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3764         BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3765         BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3766         BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3767         BUILT_IN_SYNCHRONIZE: New.
3768         * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3769         as a function.  Accept __sync_ as a prefix as well.
3770         (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3771         expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3772         expand_builtin_lock_release): New.
3773         (expand_builtin): Call them.
3774         * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3775         neither BOTH_P nor FALLBACK_P are defined.
3776         (builtin_type_for_size): New.
3777         (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3778         (resolve_overloaded_builtin): New.
3779         * c-common.h (resolve_overloaded_builtin): Declare.
3780         (builtin_type_for_size): Declare.
3781         * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3782         * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3783         sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3784         sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3785         sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3786         sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3787         sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3788         sync_compare_and_swap_cc, sync_lock_test_and_set,
3789         sync_lock_release): New.
3790         * optabs.h: Declare them.
3791         * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3792         expand_sync_operation, expand_sync_fetch_operation,
3793         expand_sync_lock_test_and_set): Declare.
3794         * genopinit.c (optabs): Add sync optabs.
3795         * optabs.c (init_optabs): Initialize sync optabs.
3796         (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3797         expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3798         expand_sync_operation, expand_sync_fetch_operation,
3799         expand_sync_lock_test_and_set): New.
3800         * doc/extend.texi (Atomic Builtins): New section
3801         * doc/md.texi (Standard Names): Add sync patterns.
3803 2005-04-14  Alexandre Oliva  <aoliva@redhat.com>
3805         * tree-eh.c (lower_try_finally_copy): Generate new code in
3806         response to goto_queue entries as if the queue was sorted by
3807         index, not pointers.
3808         (lower_try_finally_switch): Likewise.
3810 2005-04-14  Richard Henderson  <rth@redhat.com>
3812         * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3813         (ix86_expand_sse_movcc): ... here.  Take cmp as a pre-computed
3814         register.
3815         (ix86_expand_fp_movcc): Update to match.
3816         (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3817         * config/i386/i386-protos.h: Update.
3818         * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3819         (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3821 2005-04-14  Joseph S. Myers  <joseph@codesourcery.com>
3823         * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3824         refer to 4.0.
3826 2005-04-14  Julian Brown  <julian@codesourcery.com>
3828         * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3829         link failures on ppc64 Linux.
3831 2005-04-14  Andreas Krebbel  <krebbel1@de.ibm.com>
3833         * config.gcc: Set cpu_type for s390.
3835 2005-04-14  Daniel Berlin  <dberlin@dberlin.org>
3837         Fix PR tree-optimization/20963
3838         * tree-ssa-pre.c (compute_avail): Remove special case for
3839         TREE_INVARIANT.
3840         (create_expression_by_pieces): Add value numbers for forced out
3841         statements.
3843 2005-04-14  Hans-Peter Nilsson  <hp@axis.com>
3845         * config/cris/cris.md: Replace references to (reg:SI 16) with
3846         (reg:SI CRIS_SRP_REGNUM).
3848 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
3850         PR tree-optimization/20657
3851         * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3852         create an appropriate range from it.
3854 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
3856         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3857         <UNSPEC_FIST_CEIL> case.
3859         * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3860         (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3861         (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3862         to implement lfloor and llfloor built-ins as x87 intrinsic function.
3863         (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3864         (lfloor<mode>2): New expanders.
3865         (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3866         (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3867         to implement lceil and llceil built-ins as x87 intrinsic function.
3868         (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3869         (lceil<mode>2): New expanders.
3871 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
3873         * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3874         and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3876 2005-04-14  Ulrich Weigand  <uweigand@de.ibm.com>
3878         PR target/20927
3879         * config/s390/s390-modes.def: Define TFmode.
3881 2005-04-13  Richard Sandiford  <rsandifo@redhat.com>
3883         * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3884         (JUMP_TABLES_IN_TEXT_SECTION): Define.
3885         * config/mips/mips.c (mips16_insn_length): Remove reference to
3886         JUMP_TABLES_IN_TEXT_SECTION.
3888 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3890         * simplify-rtx.c (simplify_binary_operation_1): Return
3891         scalar or vector of constant 0, depending on the xor's
3892         mode.
3894 2005-04-13  Dale Johannesen  <dalej@apple.com>
3896         * objc/Make-lang.in (objc-lang.o):  Depend on tree-gimple.h.
3897         (objc-act.o):  Ditto.
3898         * objc/objc-act.c (objc_gimplify_expr):  New.
3899         (objc_get_callee_fndecl):  New.
3900         * objc/objc-act.h:  Include tree-gimple.h.  Declare new functions.
3901         * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR):  Define.
3902         (LANG_HOOKS_GET_CALLEE_FNDECL):  Define.
3904 2005-04-13  Devang Patel  <dpatel@apple.com>
3906         * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3907         temp variables.
3909 2005-04-13  Hans-Peter Nilsson  <hp@axis.com>
3911         CRIS prologue as RTL.
3912         * config/cris/cris-protos.h (cris_emit_movem_store)
3913         (cris_expand_prologue): Prototype.
3914         * config/cris/cris.c (struct machine_function): New member
3915         stdarg_regs.
3916         (cfa_label_num, cris_target_asm_function_prologue): Remove.
3917         (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3918         (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3919         (cris_load_multiple_op, cris_return_address_on_stack)
3920         (cris_return_address_on_stack_for_return): ISO-Cify.
3921         (cris_store_multiple_op): New predicate function.
3922         (cris_expand_prologue, cris_emit_movem_store): New functions.
3923         (cris_print_operand) <case 'O'>: Handle modifications other than
3924         post-increment.
3925         (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3926         (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3927         (cris_gen_movem_load): Rearrange slightly to make local variable
3928         src a parameter, removing osrc.
3929         (cris_setup_incoming_varargs): Set machine_function member
3930         stdarg_regs to correspond to the number of registers that need to
3931         be saved.
3932         * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3933         CRIS_UNSPEC_GOT.
3934         (PREDICATE_CODES): Add cris_store_multiple_op.  Make
3935         cris_general_operand_or_gotless_symbol accept UNSPEC.
3936         * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3937         ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3938         ("*cris_store_multiple"): New pattern.  Tweak common comment above
3939         this and "*cris_load_multiple".
3940         ("prologue"): New define_expand.
3942         * config/cris/cris.md ("epilogue"): Conditionalize on
3943         TARGET_PROLOGUE_EPILOGUE.
3945 2005-04-13  Steve Ellcey  <sje@cup.hp.com>
3947         PR target/20924
3948         * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3949         fpsr 0 instead of fpsr 1.
3950         (divsf3_internal_thr): Ditto.
3951         (divdf3_internal_lat): Ditto.
3952         (divdf3_internal_thr): Ditto.
3953         (divxf3_internal_lat): Ditto.
3954         (divxf3_internal_thr): Ditto.
3956 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
3958         PR tree-optimization/20913
3959         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3961         PR tree-optimization/20702
3962         * tree-vrp.c (maybe_add_assert_expr): Recurse into
3963         dominator children that haven't been walked into.
3965 2005-04-13  Julian Brown  <julian@codesourcery.com>
3967         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3968         being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3969         is true.
3971 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
3973         * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3974         config/i386/sse.md: Fix comment typos.
3976         * genattrtab.c (NULL_ATTR): Remove.
3977         * ifcvt.c (NULL_EDGE): Likewise.
3979         * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3981         * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3982         NOTE_PREDICT): Remove.
3984 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
3986         * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3987         * configure: Regenerate.
3988         * config.in: Likewise.
3989         * system.h: Declare vsnprintf if not already declared.
3991 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
3993         * optc-gen.awk: Handle stand-alone Mask records.
3994         * opth-gen.awk: Likewise.
3995         * doc/options.texi (Option file format): Document them.
3996         * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3997         sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3998         (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3999         * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
4000         MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
4001         MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
4002         MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
4003         MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
4004         MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
4005         (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
4006         TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
4007         TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
4008         TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
4009         TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
4010         TARGET_LONG_DOUBLE_128): Likewise.
4011         (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
4012         (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
4013         * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
4014         * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
4015         * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
4016         * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
4017         * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
4018         * config/sparc/sparc.c (fpu_option_set): New global.
4019         (sparc_handle_option): New function.
4020         (sparc_override_options): Test fpu_option_set.
4021         (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
4022         (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
4023         * config/sparc/sparc.opt: New file.
4024         * config/sparc/little-endian.opt: Likewise.
4025         * config/sparc/long-double-switch.opt: Likewise.
4027 2005-04-13  Bernd Schmidt  <bernd.schmidt@analog.com>
4029         * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
4030         (bfin_handle_options): Set it if -mshared-library-id= is seen.
4031         * config/bfin/bfin.opt (mshared-library-id=): Lose
4032         Var(bfin_lib_id_given).
4034 2005-04-13  Matt Thomas  <matt@3am-software.com>
4036         * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
4037         defining.
4039 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
4041         * rtl.h (CLEAR_RTX_FLAGS): Remove.
4043         * cgraphunit.c (INSNS_PER_CALL): Remove.
4045         * tree-ssa-forwprop.c (vars,
4046         record_single_argument_cond_exprs,
4047         substitute_single_use_vars): Remove.
4048         (forward_propagate_into_cond_1, forward_propagate_into_cond):
4049         New.
4050         (tree_ssa_forward_propagate_single_use_vars): Call
4051         forward_propagate_into_cond for each COND_EXPR.
4053         * tree-inline.c (INSNS_PER_STMT): Remove.
4055 2005-04-12  Richard Henderson  <rth@redhat.com>
4057         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
4058         (ix86_expand_sse_fp_minmax): ... from ...
4059         (ix86_expand_fp_movcc): ... here.
4060         (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
4061         * config/i386/i386-protos.h: Update.
4062         * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
4063         (sse_setccsf, sse_setccdf): Allow before reload.
4064         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
4065         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
4066         (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
4067         * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
4068         (anddf3, nanddf3, iordf3, xordf3): New.
4070 2005-04-12  Jeff Law  <law@redhat.com>
4072         * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
4073         (tree-ssa-uncprop.o): Add dependencies.
4074         * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
4075         * tree-flow.h (remove_useless_stmts): Remove prototype.
4076         * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4077         remove_useless_stmts.
4078         * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
4079         * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
4080         * tree-pass.h (pass_uncprop): Declare.
4081         * tree-ssa-uncprop.c: New file.
4083 2005-04-12  James E. Wilson  <wilson@specifixinc.com>
4085         PR target/20670
4086         * unwind-ia64.c (uw_intall_context): Add missing load of r27.
4088 2005-04-12  Caroline Tice  <ctice@apple.com>
4090         Temporary fix for partitioning problems.
4091         * passes.c (rest_of_handle_final): Remove code that
4092         frees unlikely_text_section_name,
4093         * varasm.c (assemble_start_function): Test for partitioning
4094         flag before writing out section labels.
4095         (assemble_end_function): Test for partitioning flag before
4096         writing out section labels.
4098 2005-04-12  Steven Bosscher  <stevenb@suse.de>
4099             Stuart Hastings <stuart@apple.com>
4100             Jan Hubicka  <jh@suse.cz>
4102         * Makefile.in: Add function.h to BASIC_BLOCK_H.  Remove all
4103         references to gt-tree-cfg.h.
4104         * basic-block.h (struct basic_block_def): Don't skip rbi
4105         for garbage collection.
4106         (struct reorder_block_def): Make GTY-able.
4107         (struct control_flow_graph): New structure.
4108         (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
4109         BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
4110         but instead defines to the control_flow_graph for cfun.
4111         (label_to_block_map): New define, points to the label map of
4112         the control_flow_graph for cfun.
4113         (n_edges_for_function, n_basic_blocks_for_function,
4114         last_basic_block_for_function, basic_block_info_for_function,
4115         EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
4116         basic_block_info_for_function, label_to_block_map_for_function):
4117         Counterparts for the above, taking a struct function as an extra
4118         argument.
4119         (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
4120         * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
4121         basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
4122         (alloc_rbi_pool, free_rbi_pool): Remove.
4123         (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
4124         * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
4125         here...
4126         (cfg_layout_finalize) ... and don't free it here.
4127         * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
4128         garbage collected.
4129         * flow.c (free_basic_block_vars): Set label_to_block_map and
4130         n_edges to zero too.
4131         * function.h (struct function): Add cfg field.
4132         * function.c (allocate_struct_function): Allocate the cfg.
4133         * tree-cfg.c (label_to_block_map): Remove.
4134         (build_tree_cfg): Don't allocate the rbi pool here...
4135         (delete_tree_cfg_annotations): ...and don't free it here.
4136         Also don't nullify label_to_block_map for cfun.
4138 2005-04-12  Caroline Tice  <ctice@apple.com>
4140         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4141         Revert my patch from April 9.
4142         (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
4143         (reorder_basic_blocks): Revert my patch from April 9.
4144         (insert_section_boundary_note): Revert my patch from April 9.
4145         * dbxout.c (dbxout_function_end): Revert my patch from April 9.
4146         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
4147         (COLD_END_LABEL):  Revert my patch from April 9.
4148         (cold_text_section_label):  Revert my patch from April 9.
4149         (cold_end_label): Revert my patch from April 9.
4150         (dwarf2out_switch_text_section): Revert my patch from April 9.
4151         (output_aranges): Revert my patch from April 9.
4152         (output_ranges):  Revert my patch from April 9.
4153         (output_line_info): Revert my patch from April 9.
4154         (add_location_or_const_value_attribute):  Revert my patch from April 9.
4155         (dwarf2out_var_location): Revert my patch from April 9.
4156         (dwarf2out_init):  Revert my patch from April 9.
4157         (dwarf2out_finish): Revert my patch from April 9.
4158         * function.h (struct function): Revert my patch from April 9.
4159         * opts.c (decode_options): Revert my patch from April 9.
4160         * output.h (unlikely_section_label, hot_section_label,
4161         hot_section_end_label, cold_section_end_label,
4162         unlikely_text_section_name): Revert my patch from April 9.
4163         * passes.c (rest_of_handle_final): Revert my patch from April 9.
4164         * varasm.c (unlikely_section_label, hot_section_label,
4165         hot_section_end_label, cold_section_end_label,
4166         unlikely_text_section_name): Revert my patch from April 9.
4167         (initialize_cold_section_name): Revert my patch from April 9.
4168         (unlikely_text_section): Revert my patch from April 9.
4169         (in_unlikely_text_section): Revert my patch from April 9.
4170         (named_section): Revert my patch from April 9.
4171         (function_section): Revert my patch from April 9.
4172         (current_function_section): Revert my patch from April 9.
4173         (assemble_start_function): Revert my patch from April 9.
4174         (assemble_end_function): Revert my patch from April 9.
4175         (default_section_type_flags_1): Revert my patch from April 9.
4177 2005-04-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
4179         * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
4180         * config/sparc/sparc.md (untyped_call): Save the registers manually.
4182         * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
4184 2005-04-12  Ulrich Weigand  <uweigand@de.ibm.com>
4186         PR middle-end/20917
4187         * config/s390/s390.md ("*set_tp"): Use SET in pattern.
4188         ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
4190 2004-04-12  Richard Henderson  <rth@redhat.com>
4192         * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
4193         UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
4194         UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
4195         (UNSPEC_*, UNSPECV_*): Renumber.
4197 2005-04-12  Frank Ch. Eigler  <fche@redhat.com>
4199         PR mudflap/19266
4200         From Richard Henderson <rth@redhat.com>:
4201         * tree-mudflap.c (mf_build_check_statement_for): Correct block
4202         splitting logic.
4204 2005-04-12  Dorit Naishlos  <dorit@il.ibm.com>
4206         * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
4208 2005-04-12  Bernd Schmidt  <bernd.schmidt@analog.com>
4210         * config/bfin/bfin.c (bfin_library_id_string): Remove.
4211         (bfin_library_id): New variable.
4212         (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
4213         instead of bfin_library_id_string.
4214         (bfin_handle_option): New function.
4215         (override_options): Remove most code to deal with shared library IDs,
4216         just check they aren't used without -mid-shared-library.
4217         (TARGET_HANDLE_OPTION): Define.
4218         * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
4219         * config/bfin/bfin.opt (mshared-library-id=): New.
4221 2005-04-12  Kazu Hirata  <kazu@cs.umass.edu>
4223         * tree-vect-transform.c: Fix comment typos.
4225 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
4227         * postreload-gcse.c (eliminate_partially_redundant_load): Don't
4228         split critical edges when not possible/profitable.
4230 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
4232         * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
4233         (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
4234         (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
4235         (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
4236         (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
4237         (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
4238         (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
4239         * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
4240         MASK_NO_BITFIELD.
4241         * config/ns32k/ns32k.c (ns32k_handle_option): New function.
4242         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4243         * config/ns32k/ns32k.opt: New file.
4245 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
4247         * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
4248         * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
4249         (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
4250         (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
4251         (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
4252         (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
4253         (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
4254         (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
4255         (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
4256         (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
4257         (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
4258         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
4259         (MASK_COLDFIRE): Formatting fixes.
4260         (TARGET_COLDFIRE): Turn into a boolean value for consistency.
4261         * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
4262         * config/m68k/m68k.c (m68k_library_id_string): Initialize to
4263         "_current_shared_library_a5_offset_".
4264         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4265         (MASK_ALL_CPU_BITS): New macro.
4266         (m68k_handle_option): New function.
4267         (override_options): Remove handling of m68k_library_id_string.
4268         * config/m68k/m68k.opt: New file.
4269         * config/m68k/ieee.opt: New file.
4271 2005-04-11  Mark Mitchell  <mark@codesourcery.com>
4273         * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4274         (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
4275         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4276         (TARGET_CXX): Adjust accordingly.
4277         * target.h (struct gcc_target): Remove epxort_class_data.  Add
4278         determine_class_data_visibility and class_data_always_comdat.
4279         * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4280         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
4281         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4282         * config/arm/arm.c (arm_cxx_export_class_data): Remove.
4283         (arm_cxx_determine_class_data_visibility): New.
4284         (arm_cxx_class_data_always_comdat): Likewise.
4285         (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4286         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
4287         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4288         * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
4289         * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
4290         Define.
4292 2005-04-11  Devang Patel  <dpatel@apple.com>
4294         * tree-data-ref.c (build_classic_dist_vector,
4295         compute_subscript_distance): Make externally visible.
4296         * tree-data-ref.h (build_classic_dist_vector,
4297         compute_subscript_distance): Same.
4298         * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4299         Check distance vector against vectorization factor.
4300         (vect_analyze_loop): Determine vectorizaion factor before
4301         analyzing data dependences.
4302         * tree-vectorizer.c (loops_num): Make it externally visible and
4303         rename ...
4304         * tree-vectorizer.c (vect_loops_num): ... new name.
4305         * tree-vectorizer.h  (vect_loops_num): New.
4307 2005-04-11  Devang Patel  <dpatel@apple.com>
4309         * tree-vect-analyze.c (vect_analyze_operations): Check
4310         vectorizable codition.
4311         * tree-vect-transform.c (vect_is_simple_cond): New function.
4312         (vectorizable_condition): New function.
4313         (vect_transform_stmt): Handle condition_vec_info_type.
4314         * tree-vectorizer.h (enum stmt_vec_info_type): Add
4315         condition_vec_info_type.
4316         (vectorizable_condition): New.
4318 2005-04-11  Geoffrey Keating  <geoffk@apple.com>
4320         * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
4321         * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
4322         * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
4324         * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
4325         (SUBTARGET_EXTRA_SPECS): Always 'i386'.
4327         * dwarf2out.c (output_line_info): Don't try to dereference
4328         a NULL current_function_decl.
4330         * config/t-slibgcc-darwin: Don't put shared libraries in
4331         directories other than $(slibdir).
4332         * config/rs6000/darwin.h: Find -m64 libgcc under the name the
4333         OS uses for it.
4335 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
4337         PR tree-optimization/20933
4338         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
4339         logic to reject aliases between read-only and writable
4340         variables ...
4341         (may_alias_p): ... here.
4342         (get_tmt_for): Do not associate read-only tags to pointers
4343         whose pointed-to type is not read-only.
4344         * tree-ssa.c (verify_ssa): Check that memory stores have at
4345         least one V_MAY_DEF or V_MUST_DEF.
4347 2005-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4349         PR/17092
4350         * configure.ac (gcc_UNLOCKED_FUNCS): New.
4351         (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
4352         * system.h (putchar, getc, getchar, clearerr, feof, fileno,
4353         fflush, fgetc, fgets, ferror, fread): Redefine to the associated
4354         _unlocked function.
4355         (fwrite_unlocked): Fix prototype.
4357         * configure, config.in: Regenerate.
4359 2005-04-11  David Edelsohn  <edelsohn@gnu.org>
4361         * tree-ssa-loop-im.c: Include real.h.
4362         (determine_invariantness_stmt): If real division divisor is
4363         invariant and flag_unsafe_math_optimizations enabled, generate
4364         invariant reciprocal for hoisting.
4365         * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
4367 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
4369         Fix PR tree-optimization/20926
4371         * tree-ssa-alias.c (add_type_alias): Handle subvars.
4373 2005-04-11  Devang Patel  <dpatel@apple.com>
4375         * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
4376         operand ordering.
4378 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
4380         * fold-const.c (fold_binary_op_with_conditional_arg):
4381         use fold_buildN instead of "fold (buildN" in some
4382         non obvious places.
4383         (fold_unary): Likewise.
4384         (fold_binary): Likewise.
4386 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
4388         Fix PR tree-optimization/20612
4389         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
4390         handling
4391         (perfect_nestify): preheaderbb is *not* part of loop of the
4392         old destination.
4394 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
4396         * tree-ssa-alias.c (may_alias_p): If the variable
4397         is a global variable and the pointer is parameter
4398         and -fargument-noalias-global is used, then
4399         the pointer cannot alias the variable.
4401 2005-04-11  James A. Morrison  <phython@gcc.gnu.org>
4403         * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
4404         * config/sparc/sparc.h: Likewise.
4405         * config/sparc/sparc.md: Likewise.
4407 2005-04-11  Kazu Hirata  <kazu@cs.umass.edu>
4409         * tree-vrp.c (maybe_add_assert_expr): Move a comment.
4411         * tree-vrp.c: Fix a comment typo.
4413 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
4415         PR tree-optimization/20920
4416         * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
4417         SSA_NAME flows through an abnormal edge.
4418         * tree-vrp.c (infer_value_range): Ignore SSA names that flow
4419         through abnormal edges.
4420         (maybe_add_assert_expr): Likewise.
4422 2005-04-11  Richard Sandiford  <rsandifo@redhat.com>
4424         * config/s390/s390.h (s390_tune_string, s390_arch_string)
4425         (s390_warn_framesize_string, s390_warn_dynamicstack_string)
4426         (s390_stack_size_string, s390_stack_guard_string, target_flags)
4427         (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4428         (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4429         (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4430         (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4431         (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4432         (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4433         (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4434         * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4435         (TARGET_HANDLE_OPTION): Likewise.
4436         (s390_tune): Initialize to PROCESSOR_max.
4437         (s390_arch_string): Make static.
4438         (s390_tune_string, s390_warn_framesize_string): Delete.
4439         (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4440         (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4441         (s390_handle_arch_option, s390_handle_option): New functions.
4442         (override_options): Remove parsing of option strings.
4443         * config/s390/s390.opt: New file.
4445 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
4447         * tree-complex.c (expand_vector_operations): Call
4448         update_stmt_if_modified.
4450 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
4452         * tree-vect-analyze (vect_determine_vectorization_factor):
4453         Do not use GET_MODE_NUNITS.
4454         * tree-vect-transform.c (vect_get_vec_def_for_operand,
4455         (vectorizable_load, vect_transform_loop): Likewise.
4457 2005-04-11  Uros Bizjak  <uros@kss-loka.si>
4459         * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4460         (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4461         * optabs.h (enum optab_index): Add new OTI_lceil.
4462         (lceil_optab): Define corresponding macro.
4463         * optabs.c (init_optabs): Initialize lceil_optab.
4464         * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4465         and lceildi2 patterns.
4466         * builtins.c (expand_builtin_int_roundingfn): Handle
4467         BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4468         (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4469         BUILT_IN_LLCEIL{,F,L}.
4470         (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4471         BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4472         (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4473         (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4474         BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4475         * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4476         into lceil built-in function and (long long int)ceil{,f,l} into
4477         llceil built-in function.
4478         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4479         BUILT_IN_LLCEIL.
4481 2005-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4483         * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4484         zero.
4486 2005-04-10  Kazu Hirata  <kazu@cs.umass.edu>
4488         * config/arm/arm.c: Fix a comment typo.
4489         * doc/tree-ssa.texi: Fix a typo.
4491 2005-04-10  Steven Bosscher  <stevenb@suse.de>
4493         * cselib.c (clear_table): Rename to cselib_clear_table.
4494         * cselib.h (cselib_clear_table): Add prototype.
4495         * gcse.c (gcse_main): Make 'f' argument unused.
4496         (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4497         of each basic block instead.
4498         (compute_sets, compute_hash_table_work): Likewise.
4499         (constprop_register): Change int 'alter_jumps' argument to bool.
4500         (do_local_cprop): Likewise.
4501         (local_cprop_pass): Likewise.  Also walk basic blocks instead of
4502         the insn chain.  Explicitly clear the cselib tables after finishing
4503         one basic block.  Make sure there are no unterminated libcall blocks.
4504         Update compute_sets call.
4505         (cprop): Walk basic blocks instead of the insn chain.
4506         (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4507         Likewise.
4508         (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4509         one_cprop_pass calls.
4511 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
4513         * combine.c (combine_simplify_rtx): Remove a transformation that
4514         relies on an invalid assumption about rtl sign-extension semantics.
4516 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
4518         * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4519         to build_int_cst_wide.
4521 2005-04-09  Alexandre Oliva  <aoliva@redhat.com>
4523         PR target/20126
4524         * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4525         set the original address pseudo to the correct value before the
4526         original insn, if possible, and leave the insn alone, otherwise
4527         create a new pseudo, set it and replace it in the insn.
4528         * recog.c (validate_change_maybe_volatile): New.
4529         * recog.h (validate_change_maybe_volatile): Declare.
4531 2005-04-09  Caroline Tice  <ctice@apple.com>
4533         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4534         Remove targetm.have_named_sections test.
4535         (fix_edges_for_rarely_executed_code): Likewise.
4536         (insert_section_boundary_note): Likewise.
4537         (reorder_basic_blocks): Check partitioning flag before calling
4538         verify_hot_cold_block_grouping.
4539         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4540         the function struct rather than global variables.
4541         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4542         (COLD_END_LABEL): Likewise
4543         (cold_text_section_label): New static global variable.
4544         (cold_end_label): Likewise.
4545         (dwarf2out_switch_text_section): Get hot/cold section labels from
4546         the function struct rather than global variables.
4547         (output_aranges): Use cold_text_section_label and cold_end_label;
4548         check partitioning flag before putting out delta.
4549         (output_ranges): Remove incorrect code attempting to use
4550         hot/cold labels.
4551         (output_line_info): Get cold section label from function struct.
4552         (add_location_or_const_value_attribute): Likewise.
4553         (get_subprogram_die): Get hot/cold section labels from function struct.
4554         (dwarf2out_var_location): Likewise.
4555         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4556         write out cold_text_section_label if partition flag is set.
4557         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4558         * function.h (struct function): Add new fields to point to hot/cold
4559         section labels: hot_section_label, cold_section_label,
4560         hot_section_end_label and cold_section_end_label; also add new field
4561         for cold text section name, unlikely_text_section_name.
4562         * opts.c (decode_options): Turn off partitioning flag if
4563         !targetm.have_named_sections.
4564         * output.h (hot_section_label): Remove.
4565         (hot_section_end_label): Remove.
4566         (cold_section_end_label): Remove.
4567         (unlikely_section_label): Remove.
4568         (unlikely_text_section_name): Remove.
4569         * passes.c (rest_of_handle_final):  Remove code that frees
4570         unlikely_text_section_name.
4571         * varasm.c (unlikely_section_label): Remove.
4572         (hot_section_label): Remove.
4573         (hot_section_end_label): Remove.
4574         (cold_section_end_label): Remove.
4575         (unlikely_text_section_name):  Remove.
4576         (initialize_cold_section_name): Modify to call
4577         targetm.strip_name_encoding; to store cold section name in current
4578         function struct, if it exists; and to only use the decl_section_name
4579         if flag_named_sections is true.
4580         (unlikely_text_section): Modify to get section name out of current
4581         function struct, if there is one; otherwise build it from
4582         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4583         (in_unlikely_text_section): Likewise.
4584         (named_section): Modify to get/put cold section name in current function
4585         struct, if there is one.
4586         (function_section):  Change 'bool unlikely' to 'int reloc'; check
4587         targetm.have_named_sections before calling named_section.
4588         (current_function_section): Likewise.
4589         (assemble_start_function): Modify to get/put unlikely_text_section_name
4590         in current function struct; modify to get hot/cold section labels
4591         from function struct; initialize labels using
4592         ASM_GENERATE_INTERNAL_LABEL;
4593         test partitioning flag before writing out hot section label.
4594         (assemble_end_function): Test partitioning flag before writing out
4595         hot/cold section labels.
4596         (default_section_type_flags_1):  Modify to use array instead of
4597          char* for unlikely_text_section_name; set flags correctly for
4598          cold text section if there is not a current function decl.
4600 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
4602         * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4603         and TI_VA_LIST_FPR_COUNTER_FIELD.
4604         (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4605         * tree-pass.h (pass_stdarg): Add.
4606         * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4607         * tree-stdarg.c: New file.
4608         * tree-stdarg.h: New file.
4609         * Makefile.in (OBJS-common): Add tree-stdarg.o.
4610         (tree-stdarg.o): Add dependencies.
4611         * function.h (struct function): Add va_list_gpr_size and
4612         va_list_fpr_size fields.
4613         * function.c (allocate_struct_function): Initialize them.
4614         * target.h (struct gcc_target): Add stdarg_optimize_hook.
4615         * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4616         (TARGET_INITIALIZER): Add it.
4618         * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4619         va_list_{g,f}pr_counter_field.
4620         (ix86_setup_incoming_varargs): Don't do anything if reg_save
4621         area will not be used.  Only save registers that tree-stdarg.c
4622         detected they need saving.
4623         (ix86_va_start): Don't set up fields that won't be used.
4625         * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4626         va_list_{g,f}pr_counter_field.
4627         (setup_incoming_varargs): Don't do anything if reg_save
4628         area will not be used.  Only save registers that tree-stdarg.c
4629         detected they need saving.
4630         (rs6000_va_start): Don't set up fields that won't be used.
4632         * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4633         (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4634         (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4635         (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4637 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
4639         PR target/20795
4640         * config/i386/i386.c (construct_container): Pass empty aligned
4641         struct, union or class in memory.
4643 2005-04-09  Kazu Hirata  <kazu@cs.umass.edu>
4645         * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4646         tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4647         config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4648         config/rs6000/predicates.md: Fix comment typos.
4650         * sched-int.h (haifa_insn_data): Remove blockage and units.
4651         (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4652         ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4653         MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4655 2005-04-09  Jan Hubicka  <jh@suse.cz>
4656             Steven Bosscher  <stevenb@suse.de>
4658         * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4659         * cfgloop.c (get_loop_exit_edges): Likewise.
4660         * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4661         (unloop): Likewise.
4662         * loop-unroll.c (analyze_insns_in_loop): Likewise.
4663         * tree-cfg.c (dump_cfg_status): Likewise.
4665 2005-04-09  David Edelsohn  <edelsohn@gnu.org>
4667         * config/rs6000/predicates.md (altivec_register_operand): Remove
4668         redundant match_code test.
4669         (gpc_reg_operand): Same.
4670         (cc_reg_operand): Same.
4671         (cc_reg_not_cr0_operand): Same.
4673 2005-04-09  Jan Hubicka  <jh@suse.cz>
4675         Forgotten hunk from my last merge patch:
4676         * final.c (output_addr_const): Do not call mark_referenced.
4678 2005-04-09  Andrew MacLeod  <amacleod@redhat.com>
4680         * doc/tree-ssa.texi: Add immediate use documentation.
4682 2005-04-09  Richard Earnshaw <richard.earnshaw@arm.com>
4684         * arm.c (FL_WBUF): Define.
4685         (arm_tune_strongarm): Renamed from arm_is_strong.  All uses changed.
4686         (arm_is_6_or_7): Delete.
4687         (arm_tune_wbuf): New.
4688         (arm_override_options): Set arm_tune_wbuf.
4689         * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4690         (arm_is_6_or_7): Delete declaration.
4691         (arm_tune_wbuf): New declartion.
4692         * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4693         (model_wbuf): Derive from arm_tune_wbuf.
4694         * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4695         (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4696         (arm740t): Mark CPUs as having a write buffer.
4698 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
4700         * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4701         of 'const_double_operand' in operand 2 constraints.  Update enable
4702         condition.
4704 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
4706         * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4707         (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4708         * optabs.h (enum optab_index): Add new OTI_lfloor.
4709         (lfloor_optab): Define corresponding macro.
4710         * optabs.c (init_optabs): Initialize lfloor_optab.
4711         * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4712         and lfloordi2 patterns.
4713         * builtins.c (expand_builtin_int_roundingfn): New prototype.
4714         (expand_builtin_int_roundingfn): New function.
4715         (fold_builtin_int_roundingfn): New prototype.
4716         (fold_builtin_int_roundingfn): New function, renamed from
4717         fold_builtin_lround.
4718         Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4719         BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4720         (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4721         BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4722         (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4723         (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4724         BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4725         * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4726         into lfloor built-in function and (long long int)floor{,f,l} into
4727         llfloor built-in function.
4728         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4729         BUILT_IN_LLFLOOR.
4731 2005-04-08  Ian Lance Taylor  <ian@airs.com>
4733         * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4734         CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4735         * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4736         (DO_COND, DO_BODY): Likewise.
4737         (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4738         (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4739         (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4740         BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4741         (build_continue_stmt, build_break_stmt): Don't declare.
4742         (c_do_switch_warnings): Update declaration.
4743         * c-gimplify.c (enum bc_t): Remove.
4744         (struct c_gimplify_ctx, ctxp): Remove.
4745         (push_context, pop_context): Remove static functions.
4746         (c_genericize): Don't call push_context or pop_context.
4747         (begin_bc_block, finish_bc_block): Remove static functions.
4748         (build_bc_goto): Likewise.
4749         (gimplify_c_loop): Likewise.
4750         (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4751         (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4752         (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4753         DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4754         * c-common.c (c_do_switch_warnings): Rename from
4755         c_do_switch_warnings_1.
4756         (c_do_switch_warnings) [old version]: Remove.
4757         (c_do_switch_expr_warnings): Remove.
4758         * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4759         function instead of c_do_switch_expr_warnings.
4760         * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4761         CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4762         * c-pretty-print.c (pp_c_statement): Likewise.
4763         * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4765 2005-04-08  Devang Patel  <dpatel@apple.com>
4767         * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4768         While selecting replacement condition pay attention to loop header.
4770 2005-04-08  Diego Novillo  <dnovillo@redhat.com>
4772         Merge from tree-cleanup-branch: VRP, store CCP, store
4773             copy-prop, incremental SSA updating of FUD chains and
4774             newly exposed symbols.
4776         * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4777         (OBJS-common): Add tree-vrp.o.
4778         (tree-vrp.o): New rule.
4779         * basic-block.h (nearest_common_dominator_for_set): Declare.
4780         * common.opt (ftree-store-ccp): New flag.
4781         (ftree-copy-prop): New flag.
4782         (ftree-vrp): New flag.
4783         (ftree-store-copy-prop): New flag.
4784         * dominance.c (nearest_common_dominator_for_set): New.
4785         * domwalk.c (walk_dominator_tree): Only traverse
4786         statements in blocks marked in walk_data->interesting_blocks.
4787         * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4788         * fold-const.c (fold): Handle ASSERT_EXPR.
4789         * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4790         Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4791         flag_tree_vrp at -O2.
4792         * timevar.def (TV_TREE_VRP): Define.
4793         (TV_TREE_COPY_PROP): Define.
4794         (TV_TREE_STORE_COPY_PROP): Define.
4795         (TV_TREE_SSA_INCREMENTAL): Define.
4796         (TV_TREE_STORE_CCP): Define.
4797         * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4798         to kill_redundant_phi_nodes from comment.
4799         (verify_expr): Handle ASSERT_EXPR.
4800         * tree-dfa.c (mark_new_vars_to_rename): Remove second
4801         argument.  Update all users.
4802         (mark_call_clobbered_vars_to_rename): Remove.  Update all
4803         users.
4804         * tree-flow-inline.h (unmodifiable_var_p): New.
4805         * tree-flow.h (enum value_range_type): Declare.
4806         (struct value_range_def): Declare.
4807         (value_range): Declare.
4808         (remove_all_phi_nodes_for): Remove.  Update all users.
4809         (find_phi_node_for): Declare.
4810         (add_type_alias): Declare.
4811         (count_uses_and_derefs): Declare.
4812         (kill_redundant_phi_nodes): Remove.
4813         (rewrite_into_ssa): Remove.
4814         (rewrite_def_def_chains): Remove.
4815         (update_ssa, register_new_name_mapping, create_new_def_for,
4816         need_ssa_update_p, name_registered_for_update_p,
4817         release_ssa_name_after_update_ssa, dump_repl_tbl,
4818         debug_repl_tbl, dump_names_replaced_by,
4819         debug_names_replaced_by, mark_sym_for_renaming,
4820         mark_set_for_renaming, get_current_def, set_current_def,
4821         get_value_range, dump_value_range, debug_value_range,
4822         dump_all_value_ranges, debug_all_value_ranges,
4823         expr_computes_nonzero, loop_depth_of_name,
4824         unmodifiable_var_p): Declare.
4825         * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4826         ASSERT_EXPR.
4827         * tree-into-ssa.c (block_defs_stack): Update comment.
4828         (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4829         syms_to_rename, names_to_release, repl_tbl,
4830         need_to_initialize_update_ssa_p, need_to_update_vops_p,
4831         need_to_replace_names_p): New locals.
4832         (NAME_SETS_GROWTH_FACTOR): Define.
4833         (struct repl_map_d): Declare.
4834         (struct mark_def_sites_global_data): Add field
4835         interesting_blocks.
4836         (enum rewrite_mode): Declare.
4837         (REGISTER_DEFS_IN_THIS_STMT): Define.
4838         (compute_global_livein): Use last_basic_block instead of
4839         n_basic_blocks.
4840         (set_def_block): Remove last argument.  Update all callers.
4841         (prepare_use_operand_for_rename): Remove.  Update all callers.
4842         (prepare_def_operand_for_rename): Remove.  Update all callers.
4843         (symbol_marked_for_renaming): New.
4844         (is_old_name): New.
4845         (is_new_name): New.
4846         (repl_map_hash): New.
4847         (repl_map_eq): New.
4848         (repl_map_free): New.
4849         (names_replaced_by): New.
4850         (add_to_repl_tbl): New.
4851         (add_new_name_mapping): New.
4852         (mark_def_sites): Assume that all the operands in the
4853         statement are in normal form.
4854         (find_idf): Assert that the block in the stack is valid.
4855         (get_default_def_for): New.
4856         (insert_phi_nodes_for): Add new argument 'update_p'.
4857         Add documentation.
4858         If update_p is true, add a new mapping between the LHS of
4859         each new PHI and the name that it replaces.
4860         (insert_phi_nodes_1): Only call find_idf if needed.
4861         (get_reaching_def): Call get_default_def_for.
4862         (rewrite_operand): Remove.
4863         (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4864         and REWRITE_THIS_STMT are false.
4865         Assume that all the operands in the statement are in
4866         normal form.
4867         (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4868         (rewrite_virtual_phi_arguments): Remove.
4869         (invalidate_name_tags): Remove.
4870         (register_new_update_single, register_new_update_set,
4871         rewrite_update_init_block, replace_use,
4872         rewrite_update_fini_block, rewrite_update_stmt,
4873         rewrite_update_phi_arguments): New.
4874         rewrite_blocks): Remove argument 'fix_virtual_phis'.
4875         Add arguments 'entry', 'what' and 'blocks'.
4876         Initialize the dominator walker according to 'what' and
4877         'blocks'.
4878         Start the dominator walk at 'entry'.
4879         (mark_def_site_blocks): Add argument 'interesting_blocks'.
4880         Use it to configure the dominator walker.
4881         (rewrite_into_ssa): Remove argument 'all'.
4882         Make internal.
4883         (rewrite_all_into_ssa): Remove.
4884         (rewrite_def_def_chains): Remove.
4885         (mark_def_interesting, mark_use_interesting,
4886         prepare_phi_args_for_update, prepare_block_for_update,
4887         prepare_def_site_for, prepare_def_sites,
4888         dump_names_replaced_by, debug_names_replaced_by,
4889         dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4890         delete_update_ssa, create_new_def_for,
4891         register_new_name_mapping, mark_sym_for_renaming,
4892         mark_set_for_renaming, need_ssa_update_p,
4893         name_registered_for_update_p, ssa_names_to_replace,
4894         release_ssa_name_after_update_ssa,
4895         insert_updated_phi_nodes_for, update_ssa): New.
4896         * tree-loop-linear.c (linear_transform_loops): Call
4897         update_ssa instead of rewrite_into_ssa.
4898         * tree-optimize.c (vars_to_rename): Remove.
4899         Update all users.
4900         (init_tree_optimization_passes): Replace
4901         pass_redundant_phi with pass_copy_prop.
4902         Add pass_vrp.
4903         Replace pass_ccp with pass_store_ccp.
4904         Add pass_store_copy_prop after pass_store_ccp.
4905         (execute_todo): If the TODO_ flags don't include updating
4906         the SSA form, assert that it does not need to be updated.
4907         Call update_ssa instead of rewrite_into_ssa and
4908         rewrite_def_def_chains.
4909         If TODO_verify_loops is set, call verify_loop_closed_ssa.
4910         (tree_rest_of_compilation):
4911         * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4912         TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4913         TODO_cleanup_cfg): Renumber.
4914         (TODO_verify_loops, TODO_update_ssa,
4915         TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4916         TODO_update_ssa_only_virtuals): Define.
4917         (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4918         Declare.
4919         * tree-phinodes.c (make_phi_node): Update documentation.
4920         (remove_all_phi_nodes_for): Remove.
4921         (find_phi_node_for): New.
4922         * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4923         * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4924         (interpret_rhs_modify_expr): Likewise.
4925         * tree-sra.c (decide_instantiations): Mark all symbols in
4926         SRA_CANDIDATES for renaming.
4927         (mark_all_v_defs_1): Rename from mark_all_v_defs.
4928         (mark_all_v_defs): New function.  Update all users to call it
4929         with the whole list of scalarized statements, not just the
4930         first one.
4931         * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4932         (compute_flow_insensitive_aliasing): If the tag is
4933         unmodifiable and the variable isn't or vice-versa, don't
4934         make them alias of each other.
4935         (setup_pointers_and_addressables): If the type tag for
4936         VAR is about to change, mark the old one for renaming.
4937         (add_type_alias): New.
4938         * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4939         (ccp_lattice_t): Rename from latticevalue.
4940         (value): Remove.  Update all users.
4941         (const_val): New local variable.
4942         (do_store_ccp): New local variable.
4943         (dump_lattice_value): Handle UNINITIALIZED.
4944         (debug_lattice_value): New.
4945         (get_default_value): Re-write.
4946         (set_lattice_value): Re-write.
4947         (def_to_varying): Remove.  Update all users.
4948         (likely_value): Return VARYING for statements that make
4949         stores when STORE_CCP is false.
4950         Return VARYING for any statement other than MODIFY_EXPR,
4951         COND_EXPR and SWITCH_EXPR.
4952         (ccp_initialize): Re-write.
4953         (replace_uses_in, replace_vuse_in, substitute_and_fold):
4954         Move to tree-ssa-propagate.c.
4955         (ccp_lattice_meet): Handle memory stores when
4956         DO_STORE_CCP is true.
4957         (ccp_visit_phi_node): Likewise.
4958         (ccp_fold): Likewise.
4959         (evaluate_stmt): Likewise.
4960         (visit_assignment): Likewise.
4961         (ccp_visit_stmt): Likewise.
4962         (execute_ssa_ccp): Add argument 'store_ccp'.  Copy it
4963         into DO_STORE_CCP.
4964         (do_ssa_ccp): New.
4965         (pass_ccp): Use it.
4966         (do_ssa_store_ccp): New.
4967         (gate_store_ccp): New.
4968         (pass_store_ccp): Declare.
4969         * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4970         (may_propagate_copy): Reformat.
4971         Don't abort if ORIG is a virtual and DEST isn't.
4972         If NEW does not have alias information but DEST does,
4973         copy it.
4974         (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4975         copy_prop_kind, which_copy_prop): Declare.
4976         (stmt_may_generate_copy, get_copy_of_val,
4977         get_last_copy_of, set_copy_of_val, dump_copy_of,
4978         copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4979         copy_prop_visit_stmt, copy_prop_visit_phi_node,
4980         init_copy_prop, fini_copy_prop, execute_copy_prop,
4981         gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4982         store_copy_prop): New.
4983         (pass_copy_prop, pass_store_copy_prop): Declare.
4984         * tree-ssa-dom.c (struct opt_stats_d): Add fields
4985         'num_const_prop' and 'num_copy_prop'.
4986         (cprop_operand): Update them.
4987         (dump_dominator_optimization_stats): Dump them.
4988         (tree_ssa_dominator_optimize): Call update_ssa instead of
4989         rewrite_into_ssa.
4990         (loop_depth_of_name): Declare extern.
4991         (simplify_cond_and_lookup_avail_expr): Guard against NULL
4992         values for LOW or HIGH.
4993         (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4994         (record_equivalences_from_stmt): Call expr_computes_nonzero.
4995         (cprop_operand): Only propagate if VAL != OP.
4996         * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4997         statement for renaming.
4998         * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4999         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
5000         add_type_alias if necessary.
5001         Call mark_new_vars_to_rename.
5002         (tree_ssa_iv_optimize): If new symbols need to be renamed,
5003         mark every statement updated, call update_ssa and
5004         rewrite_into_loop_closed_ssa.
5005         * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
5006         from LIVEIN if VAR is a virtual.
5007         * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
5008         * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
5009         (get_call_expr_operands): Reformat statement.
5010         (add_stmt_operand): Don't create V_MAY_DEFs for read-only
5011         symbols.
5012         * tree-ssa-propagate.c (ssa_prop_init): Initialize
5013         SSA_NAME_VALUE for every name.
5014         (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5015         get_value_loaded_by): New.
5016         (replace_uses_in, replace_vuses_in, replace_phi_args_in,
5017         substitute_and_fold): Move from tree-ssa-ccp.c.
5018         * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
5019         first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5020         get_value_loaded_by, replace_uses_in, substitute_and_fold):
5021         Declare.
5022         * tree-ssa.c (verify_use): Fix error message.
5023         (propagate_into_addr, replace_immediate_uses, get_eq_name,
5024         check_phi_redundancy, kill_redundant_phi_nodes,
5025         pass_redundant_phi): Remove.  Update all users.
5026         * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5027         add_type_alias, if necessary.
5028         * tree-vectorizer.h (struct _stmt_vect_info): Update
5029         documentation for field 'memtag'.
5030         * tree-vrp.c: New file.
5031         * tree.def (ASSERT_EXPR): Define.
5032         * tree.h (ASSERT_EXPR_VAR): Define.
5033         (ASSERT_EXPR_COND): Define.
5034         (SSA_NAME_VALUE_RANGE): Define.
5035         (struct tree_ssa_name): Add field 'value_range'.
5036         (PHI_REWRITTEN): Remove.
5037         (struct tree_phi_node): Remove field 'rewritten'.
5038         * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
5039         -ftree-store-copy-prop): Document.
5040         * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
5041         Document usage of update_ssa.
5043 2005-04-08  David Edelsohn  <edelsohn@gnu.org>
5045         PR target/20814
5046         * config/rs6000/predicates.md (altivec_register_operand): Accept
5047         SUBREG.
5048         (and64_operand): Do not limit CONST_INT to mask64_operand.
5049         (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
5050         (and_operand): Do not limit CONST_INT to mask_operand.
5052 2005-04-09  Hans-Peter Nilsson  <hp@axis.com>
5054         PR rtl-optimization/20466
5055         * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
5056         for overlap of the address of each list member.
5057         (mark_set_1): Call invalidate_mems_from_set for MEMs too.
5059 2005-04-08  Mike Stump  <mrs@apple.com>
5061         * config/darwin.c (indirect_data): Fix typo in strncmp logic.
5063         * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
5064         instead of 4.
5066 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
5068         * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
5070         * function.c (push_function_context_to): Don't set
5071         contains_functions.
5072         * function.h (function): Remove contains_functions.
5073         (current_function_contains_functions): Remove.
5075         * function.h (function): Remove instrument_entry_exit.
5076         (current_function_instrument_entry_exit): Remove.
5078         * function.h (nonlocal_labels): Remove.
5080         * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
5082         * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
5083         (check_attr_value, write_attr_get, write_expr_attr_cache,
5084         find_attr, make_internal_attr): Don't reference negative_ok or
5085         unsigned_p.
5086         * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
5087         ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
5088         (ATTR_STATIC): Adjust the value.
5090         * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
5092 2005-04-08  Ulrich Weigand  <uweigand@de.ibm.com>
5094         * config/s390/tpf.h (ASM_SPEC): Define.
5096 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
5098         * tree-flow.h: Remove the prototype for
5099         redirect_immediate_uses.
5100         (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
5102 2005-04-08  Richard Earnshaw  <richard.earnshaw@arm.com>
5104         * arm.c (arm_const_double_by_parts): New function.
5105         * arm-protos.h (arm_const_double_by_parts): Add prototype.
5106         * arm.md (define_split for 64-bit constants): Add another one.
5108 2005-04-08  Andrew MacLeod  <amacleod@redhat.com>
5110         * tree-ssa-operands.c (correct_use_link): Remove linear scan.
5112 2005-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5114         * system.h: Revert last change.
5116 2005-04-08  Richard Sandiford  <rsandifo@redhat.com>
5118         * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
5119         (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
5120         (TARGET_SWITCHES): Delete.
5121         * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5122         * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
5123         TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
5124         * config/xtensa/xtensa.opt: New file.
5126 2005-04-08  Ben Elliston  <bje@au.ibm.com>
5128         * config/fp-bit.c: Include L_mul_tf in #endif comment.
5129         * config/fp-bit.h: Tidy comments.
5131 2005-04-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5133         * system.h: Poison PARAMS.
5135 2005-04-07  Richard Sandiford  <rsandifo@redhat.com>
5137         * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
5138         (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
5139         (TARGET_SWITCHES): Delete.
5140         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5141         * config/vax/vax.opt: New file.
5143 2005-04-07  Daniel Berlin  <dberlin@dberlin.org>
5145         * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
5147 2005-04-07  Ian Lance Taylor  <ian@airs.com>
5149         * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
5150         define.
5151         * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
5152         * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
5153         Likewise.
5155 2005-04-07  Kazu Hirata  <kazu@cs.umass.edu>
5157         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
5158         all immediate uses in PHI nodes.
5160 2005-04-07  Richard Earnshaw  <richard.earnshaw@arm.com>
5162         * arm.c (arm_const_double_inline_cost): Handle any constant by
5163         using gen_lowpart and gen_highpart_mode.
5164         (note_invalid_constants): All constants in an RTX with a constraint
5165         that permits memory are now pushed to the constant pool.
5166         (output_move_double): Delete code to handle reg to reg and
5167         constant to reg moves.
5168         (const_double_needs_minipool, output_mov_immediate): Delete.
5169         * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
5170         CONST_INT and CONST_VECTOR.
5171         * arm.md (ANY64): New mode macro.
5172         (arm_movdi): Split reg-reg and const-reg moves.  Simplify constraints.
5173         (movdf_soft_insn): Split reg-reg and const-reg moves.
5174         (split patterns for 64-bit constant and register moves): New.
5175         * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
5176         (cirrus_movdf_hard_insn): Likewise.
5177         * fpa.md (movdf_fpa): Likewise.
5178         * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
5179         (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
5180         constraints.
5181         (movv2si_internal_2): Likewise.
5182         * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
5183         (movdf_vfp): Likewise.
5184         * arm-protos.h (output_mov_immediate): Delete prototype.
5186 2005-04-07  Joseph S. Myers  <joseph@codesourcery.com>
5188         PR target/20093
5189         * simplify-rtx.c (simplify_unary_operation_1): Check
5190         SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
5192 2005-04-06  James E Wilson  <wilson@specifixinc.com>
5194         PR target/20717
5195         * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
5196         ADDR_EXPR.
5198 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
5200         * coverage.h (GCOV_TYPE_NODE): Delete.
5201         * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
5202         (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
5203         * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
5204         (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
5205         * value-prof.c (tree_divmod_fixed_value_transform): Delete.
5207 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
5209         PR other/20792
5210         * Makefile.in (gcc.pot): Remove options.c dependency.
5211         * optc-gen.awk: Don't quote help strings with N_().
5213 2005-04-06  James A. Morrison  <phython@gcc.gnu.org>
5215         * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
5216         the function returns a pointer type.
5218 2005-04-06  Daniel Berlin  <dberlin@dberlin.org>
5220         * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
5221         * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
5222         * doc/invoke.texi: Documnet salias-max-implicit-fields.
5223         * tree-ssa-alias.c (struct used_part): Add implicit_uses and
5224         explicit_uses members.
5225         (get_or_create_used_part_for): Initialize new fields.
5226         (fieldoff_compare): New function.
5227         (create_overlap_variables_for): Count number of fields, use
5228         heuristic to determine whether to create subvars for vars with
5229         only implicit uses.
5230         Sort the field list by offset and avoid creating duplicate SFT's.
5232 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
5234         * c.opt (-F): Remove trailing whitespace from help string.
5235         (-finput-charset): Use a tab to separate the switch name and help
5236         string.
5237         * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
5238         (-ftree-vectorizer-verbose): Likewise.
5240 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
5242         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
5243         a PHI argument where a use occurs instead of all PHI arguments.
5245 2005-04-06  Joseph S. Myers  <joseph@codesourcery.com>
5247         * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
5248         scope.
5250 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
5252         * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
5253         tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
5254         config/bfin/bfin.h: Fix comment typos.
5256 2005-04-06  Ranjit Mathew  <rmathew@hotmail.com>
5258         * doc/install.texi: Update the URL for Jacks.
5259         * doc/sourcebuild.texi: Likewise.
5261 2005-04-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
5263         PR target/17245
5264         * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
5265         Revert 2004-10-08 patch.  Reject TFmode LO_SUM in 32-bit mode.
5267 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
5269         * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
5271 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
5273         * config/v850/v850-protos.h (override_options): Delete.
5274         * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
5275         (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
5276         (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
5277         (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
5278         (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
5279         (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
5280         (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
5281         (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
5282         (OVERRIDE_OPTIONS): Delete.
5283         (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
5284         (small_memory_info): Remove the value field.
5285         (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
5286         TARGET_NO_APP_REGS.
5287         * config/v850/v850.c (small_memory): Remove the value field.
5288         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5289         (override_options): Delete.
5290         (v850_handle_memory_option, v850_handle_option): New functions.
5291         * config/v850/v850.opt: New file.
5293 2005-04-06  Geoffrey Keating  <geoffk@apple.com>
5295         * config.host: Add a section for generic hosts, and a subsection
5296         for Darwin.  Add a case for x86-darwin.  Update ppc-darwin case.
5297         * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
5298         * config/host-darwin.h: New.
5299         * config/x-darwin: New.
5300         * config/i386/host-i386-darwin.c: New.
5301         * config/i386/x-darwin: New.
5302         * config/rs6000/host-darwin.c: Include host-darwin.h.
5303         (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
5304         (darwin_rs6000_gt_pch_use_address): Likewise.
5305         * config/rs6000/x-darwin: Change name of .o built, update
5306         dependencies for changes to rs6000/host-darwin.c.
5308 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
5310         PR target/17824
5311         * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
5313 2005-04-06  Dorit Naishlos  <dorit@il.ibm.com>
5315         * tree-vect-analyze.c (vect_analyze_loop_form): Call
5316         split_loop_exit_edge instead of loop_split_edge_with.
5318 2005-04-06  Paolo Bonzini  <bonzini@gnu.org>
5320         * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
5321         UNSPEC_SET_VSCR): New constants, used throughout.
5322         (*andc3_v4sf): New.
5323         (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
5324         Replace with...
5325         (altivec_vspltis<VI_char>): ... this pattern, using
5326         a QImode const_int_operand for the immediate.
5327         (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
5328         define_expands.
5330 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
5332         PR target/17822
5333         * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
5335 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
5337         * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
5339 2005-04-06  Ben Elliston  <bje@au.ibm.com>
5341         * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
5342         DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
5343         macros as living in "this file" and not gcc.h.
5345 2005-04-06  Ben Elliston  <bje@au.ibm.com>
5347         * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
5348         -ftree-live_range_split.  Perhaps renamed at some point?
5350 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
5352         PR target/20625
5353         * tree-ssa-loop-ivopts.c (generic_type_for): New function.
5354         (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
5356 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
5358         * tree-flow.h (number_of_iterations_cond): Declaration removed.
5359         * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
5360         (number_of_iterations_special): New function.
5361         (number_of_iterations_exit): Use number_of_iterations_special.
5362         Use simplify_using_outer_evolutions only at -O3.
5363         (number_of_iterations_cond, tree_simplify_using_condition,
5364         simplify_using_initial_conditions, loop_niter_by_eval,
5365         compare_trees, can_count_iv_in_wider_type_bound,
5366         simplify_using_outer_evolutions): Use fold_build.
5368 2005-04-05  Thomas Fitzsimmons  <fitzsim@redhat.com>
5370         * doc/install.texi (Configuration): Document --with-java-home.
5372 2005-04-05  Richard Henderson  <rth@redhat.com>
5374         PR target/20342
5375         PR target/20447
5376         * config/i386/i386.c (print_operand): Handle vector zeros.
5377         (ix86_split_to_parts): Handle CONST_VECTOR.
5378         (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
5379         (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
5380         what modes to tie for MMX and SSE registers.
5381         * config/i386/i386.h (MMX_REG_MODE_P): Remove.
5382         * config/i386/i386.md: Extend move 0 -> xor peephole to apply
5383         to vector modes as well.
5384         * config/i386/predicates.md (const0_operand): Handle VOIDmode
5385         properly as an input mode.
5387 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
5389         * tree-ssa-operands.c (verify_abort): Use %p for pointers.
5391 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
5393         * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
5395 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
5397         * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
5398         and local functions, set sse_nregs to 8 and float_in_sse.
5399         (function_arg_advance, function_arg): If float_in_sse, pass
5400         SFmode and DFmode arguments in SSE registers.
5401         * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
5403         * config/i386/i386.c (ix86_value_regno): Only optimize local functions
5404         of -funit-at-a-time.
5406 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
5408         * config/i386/i386-protos.h (ix86_function_value): Accept two
5409         arguments, like the target macro.
5410         * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
5411         * config/i386/i386.c (ix86_function_value): Accept the second
5412         argument of the target macro.
5413         (ix86_function_ok_for_sibcall): Pass a function pointer to
5414         ix86_function_value.
5415         (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
5416         call to ix86_value_regno).
5417         (ix86_value_regno): Add support for returning floating point values
5418         in SSE registers.
5420 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
5422         PR tree-optimization/20076
5423         * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
5424         that call __builtin_return or __builtin_apply_args.
5426 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
5428         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5429         Use immediate use iterator.
5430         (stmt_is_bumper_for_loop): Use immediate use iterator.
5431         * predict.c (strip_builtin_expect): Use update_stmt.
5432         * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5433         on all elements of a STATEMENT_LIST.
5434         (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5435         (bsi_remove): Remove imm_use links and mark the stmt as modified.
5436         (bsi_replace): Mark stmt as modified and the update it.
5437         * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5438         (expand_complex_libcal): Call update_stmt.
5439         (expand_complex_comparison): Call mark_stmt_modified.
5440         (expand_complex_operations_1): Call update_stmt_if_modified.
5441         (expand_vector_operations_1): Call mark_stmt_modified.
5442         * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5443         compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5444         add_immediate_use, redirect_immediate_use,
5445         redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5446         dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5447         (mark_new_vars_to_rename): Call update_stmt.
5448         * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5449         * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5450         Ignore PHI nodes.
5451         (unmodify_stmt): Delete.
5452         (update_stmt): New.  Force an update of a stmt.
5453         (update_stmt_if_modified): update a stmt if it is out of date.
5454         (get_stmt_operands): Verify stmt is NOT modified.
5455         (stmt_modified_p): Update comment.
5456         (delink_imm_use): Remove a use node from its immuse list.
5457         (link_imm_use_to_list): Link a use node to a specific list.
5458         (link_imm_use): Link a node to the correct list.
5459         (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5460         it in the correct list, if appropriate.
5461         (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5462         (relink_imm_use): Link a use node in place of another node in a list.
5463         (relink_imm_use_stmt): LInk a node in place of another node, and set
5464         the stmt pointer.
5465         (end_safe_imm_use_traverse): New.  Terminate a safe immuse iterator.
5466         (end_safe_imm_use_p): New.  Check for the end of a safe immuse iterator.
5467         (first_safe_imm_use): New.  Initialize a safe immuse iterator.
5468         (next_safe_imm_use): New.  Proceed to next safe immuse iterator value.
5469         (end_readonly_imm_use_p): New.  Check for end of a fast immuse iterator.
5470         (first_readonly_imm_use): New.  Initialize a fast immuse iterator.
5471         (next_readonly_imm_use): New.  Get the next fast immuse iterator value.
5472         (has_zero_uses): New.  Return true if there are no uses of a var.
5473         (has_single_use): New.  Return true if there is only a single use of a
5474         variable.
5475         (single_imm_use): New.  Return the simgle immediate use.
5476         (num_imm_uses): New.  Return the number of immediate uses.
5477         (get_v_must_def_ops): Use is now a pointer.
5478         (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5479         get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5480         the use node.
5481         (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5482         (delink_stmt_imm_use): Delink all immuses from a stmt.
5483         (phi_arg_index_from_use): New.  Return a phi arg index for a use.
5484         * tree-flow.h (struct dataflow_d): Delete.
5485         (immediate_use_iterator_d): New.  Immediate use iterator struct.
5486         (FOR_EACH_IMM_USE_FAST): New.  Macro for read only immuse iteration.
5487         (FOR_EACH_IMM_USE_SAFE): New.  Macro for write-safe immuse iteration.
5488         (BREAK_FROM_SAFE_IMM_USE): New.  Macro for earlyu exit from write-safe
5489         iteration.
5490         (struct stmt_ann_d): Remove dataflow_t from struct.
5491         * tree-if-conv.c (tree_if_conversion).  Don't call free_df.
5492         (if_convertible_phi_p): Use FAST immuse iterator.
5493         (if_convertible_loop_p): Don't call compute_immediate_uses.
5494         (replace_phi_with_cond_modify_expr): Call update_stmt.
5495         * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5496         update_stmt_if_modified.
5497         (rewrite_all_into_ssa): Initialize ssa operands.
5498         * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5499         compute_immediate_uses.
5500         * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5501         ssa_property is available.
5502         (execute_one_pass):  Change parameters passed to execute_todo.
5503         * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5504         (remove_ssa_form): Call fini_ssa_operands.
5505         (insert_backedge_copies): Delete call to modify_stmt.
5506         * tree-phinodes.c (make_phi_node): Initialize use nodes.
5507         (release_phi_node): Delink any use nodes before releasing.
5508         (resize_phi_node): Relink any use nodes.
5509         (remove_phi_arg_num): Delink the use node.
5510         (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5511         (remove_all_phi_nodes_for): Release phi node first.
5512         * tree-pretty-print.c (dump_generic_node): Print stmt address.
5513         * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5514         (scalarize_use, scalarize_copy): Call update_stmt.
5515         * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5516         (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5517         * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5518         (ccp_initialize): Remove call to compute_immediate_uses.
5519         (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5520         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5521         stmts.
5522         (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5523         (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5524         (eliminate_redundant_computations): Call mark_stmt_modified.
5525         (cprop_operand): Call mark_stmt_modified.
5526         (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5527         * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5528         (dse_optimize_stmt): Use new immuse interface.
5529         (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5530         * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5531         (substitute_single_use_vars): Use new immuse interface.
5532         (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5533         and compute_immediate_uses.
5534         * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5535         interface.
5536         (rewrite_mem_refs): Call update_stmt.
5537         (determine_lsm): Remove call to compute_imm_uses and free_df.
5538         * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5539         (try_unroll_loop_completely): Call update_stmt.
5540         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5541         (rewrite_use_compare): Call update_stmt.
5542         (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5543         (rewrite_use) : Call update_stmt.
5544         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5545         * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5546         update_stmt.
5547         * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5548         (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5549         (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5550         use nodes.
5551         (initialize_vuse_operand): New.  Initialize a vuse operand.
5552         (initialize_v_may_def_operand): New.  Initialize a maydef operand.
5553         (initialize_v_must_def_operand): New.  Initialize a mustdef operand.
5554         (finalize_ssa_defs): Use stmt parameter.
5555         (correct_use_link): Ensure a use node is in the correct list, and has
5556         the correct stmt pointer.
5557         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5558         finalize_ssa_v_must_defs): Also initialize use nodes.
5559         (finalize_ssa_stmt_operands): Pass extra stmt operands.
5560         (build_ssa_operands): Seperate parsing from final operand construction.
5561         (parse_ssa_operands): New.  Parse entry point for operand building.
5562         (swap_tree_operands): New.  Swap 2 tree operands.
5563         (update_stmt_operands): Ranamed from get_stmt_operands.  Always builds
5564         operands.
5565         (get_expr_operands): Call swap_tree_operands when needed.
5566         (copy_virtual_operands): Use initialize routines for virtual use ops.
5567         (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5568         (verify_abort): New.  Issue imm_use error.
5569         (verify_imm_links): New Verify imm_use links for a var.
5570         (dump_immediate_uses_for): New.  Dump imm_uses for a var to file.
5571         (dump_immediate_uses): New.  Dump imm_uses for all vars to file.
5572         (debug_immediate_uses): New.  Dump imm_uses for all vars to stderr.
5573         (debug_immediate_uses_for): New.  Dump imm_uses for a var to stderr.
5574         * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5575         (NULL_USE_OPERAND_P) Define.
5576         (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5577         use node.
5578         (struct vuse_operand_type): New struct.
5579         (SET_USE): Call set_ssa_use_from_ptr.
5580         (USE_STMT): Define.
5581         (PHI_ARG_INDEX_FROM_USE): Define.
5582         * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5583         argument via SET_USE, not PHI_ARG_DEF_TREE.
5584         * tree-ssa-pre.c (eliminate): Call update_stmt.
5585         * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators.  Don't
5586         call free_df.
5587         * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5588         (nearest_common_dominator_of_uses): Use imm_use iterator.
5589         (statement_sink_location): Use imm_use iterator and interface.
5590         (execute_sink_code): Don't call compute_immediate_uses or free-df.
5591         * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5592         PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5593         * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5594         (verify_ssa): Ensure no stmt is marked modify after optimization pass
5595         if new parameter is true.
5596         (init_tree_ssa): Don't initialize operand cache here.
5597         (delete_tree_ssa): Don't destroy operand cache here.
5598         (propagate_into_addr): Pass in a use pointer, return true if anything
5599         was changed.
5600         (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5601         (check_phi_redundancy): Use imm_use iterator.
5602         (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5603         free_df.
5604         * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5605         (release_ssa_name): Delink node and all elements in its imm_use list.
5606         * tree-tailcall.c (adjust_return_value): Call update_stmt.
5607         * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5608         * tree-vectorizer.c (need_imm_uses_for): Delete.
5609         (vectorize_loops): Dont call compute_immediate_uses or free_df.
5610         * tree.h (struct ssa_imm_use_d): Define.
5611         (SSA_NAME_IMM_USE_NODE): Define.
5612         (struct tree_ssa_name): Add imm_use node.
5613         (PHI_DF): Delete.
5614         (PHI_ARG_IMM_USE_NODE): Define.
5615         (struct phi_arg_d): Add imm_use node.
5616         (struct tree_phi_node): Remove struct dataflow_d element.
5617         (TDF_STMTADDR): Define.
5619 2005-04-05  Dale Johannesen  <dalej@apple.com>
5621         * doc/invoke.texi (Optimization Options):  Remove
5622         duplicate -fcse-follow-jumps.  Add -fweb.
5623         (-ftree-lim):  Fix spelling (-ftree-loop-im, invariants).
5624         (-fivcanon):  Fix spelling (-ftree-loop-ivcanon).
5626 2005-04-05  Per Bothner  <per@bothner.com>
5628         * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5629         to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5630         (warn_uninit): Get EXPR_LOCUS from context now instead.
5631         This fixes a USE_MAPPED_LOCATION testsuite failure.
5633         * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5635 2005-04-05  Per Bothner  <per@bothner.com>
5637         * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5638         of the artification 'return 0' in main() to BUILTINS_LOCATION.
5639         * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5640         before warning.
5642 2004-04-05  Devang Patel  <dpatel@apple.com>
5644         * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5645         (lhsr<mode>3): ... new name.
5646         (altivec_vsra<VI_char>): Rename to ..
5647         (ashr<mode>3): ... new name.
5648         * config/rs6000/rs6000.c (builtin_description): Rename shift
5649         operations.
5651 2004-04-05  Paolo Bonzini  <bonzini@gnu.org>
5653         * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5654         gen_lowpart_for_combine.
5655         * cse.c (gen_lowpart_if_possible): Move...
5656         * rtlhooks.c (gen_lowpart_if_possible): ... here.  Also try
5657         gen_lowpart_SUBREG.
5658         (gen_lowpart_no_emit_general): Use it.
5660 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
5662         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5663         overriding.
5665 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
5667         * system.h: Fix typo.
5669 2005-04-05  Bernd Schmidt  <bernd.schmidt@analog.com>
5671         * config/bfin/bfin-modes.def: New file.
5672         * config/bfin/bfin-protos.h: New file.
5673         * config/bfin/bfin.c: New file.
5674         * config/bfin/bfin.h: New file.
5675         * config/bfin/bfin.md: New file.
5676         * config/bfin/bfin.opt: New file.
5677         * config/bfin/crti.s: New file.
5678         * config/bfin/crtn.s: New file.
5679         * config/bfin/elf.h: New file.
5680         * config/bfin/lib1funcs.asm: New file.
5681         * config/bfin/predicates.md: New file.
5682         * config/bfin/t-bfin: New file.
5683         * config/bfin/t-bfin-elf: New file.
5684         * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5685         Document new attributes.
5686         (interrupt, interrupt_handler, saveall): Update documentation for
5687         these attributes.
5688         * doc/install.texi (Specific): Add entry for the Blackfin.
5689         * doc/invoke.texi (Blackfin Options): New section.
5690         * doc/md.texi (Blackfin family): New section to document constraints.
5691         * config.gcc: Add bfin*-* and bfin*-elf configurations.
5693 2005-04-05  Olivier Hainque  <hainque@adacore.com>
5695         * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5696         match what the system unwinder expects.
5697         * config/mips/mips.c (mips_frame_set): If we're saving the return
5698         address register and the dwarf return address column number differs
5699         from the hard register number, adjust the note reg to refer to the
5700         former.
5702 2004-04-05  Richard Sandiford  <rsandifo@redhat.com>
5704         * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5705         * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5706         (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5707         (processor_type): New enum.
5708         (mn10300_processor): New variable.
5709         (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5710         (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5711         * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5712         (PROCESSOR_DEFAULT): New macro.
5713         * config/mn10300/mn10300.c (mn10300_processor): New variable.
5714         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5715         (mn10300_handle_option, mn10300_override_options): New functions.
5716         * config/mn10300/mn10300.opt: New file.
5718 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
5719             Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5721         PR tree-optimization/19903
5722         * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5723         that don't fit in their type after conversion.
5725 2005-04-05  Uros Bizjak <uros@kss-loka.si>
5727         PR target/20421
5728         * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5729         (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5730         Allocate local stack slots here.  Set ix86_optimize_mode_switching.
5731         flag here. Implement using define_insn_and_split.
5732         (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5733         (frndintxf2_mask_pm_i387): New insn patterns.
5734         (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5735         Do not set ix86_optimize_mode_switching flag.
5736         (ceilsf2, ceildf2, ceilxf2): Same.
5737         (btruncsf2, btruncdf2, btruncxf2): Same.
5738         (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5740 2005-04-05  Ian Lance Taylor  <ian@airs.com>
5742         PR debug/9963
5743         * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5744         i386_pe_record_external_function.
5745         (i386_pe_record_external_function): Update declaration.
5746         * config/i386/winnt.c (struct extern_list): Add decl field.
5747         (i386_pe_record_external_function): Add decl parameter.
5748         (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5749         identifier.
5750         * config/i386/i386-protos.h (i386_pe_record_external_function):
5751         Update declaration.
5753 2005-04-05  Kazu Hirata  <kazu@cs.umass.edu>
5755         * config/m68k/m68k-protos.h: Add a prototype for
5756         valid_dbcc_comparison_p_2.
5757         * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5758         extend_operator, const_uint32_operand, const_sint32_operand,
5759         general_src_operand, nonimmediate_src_operand,
5760         memory_src_operand, post_inc_operand, pre_dec_operand,
5761         pcrel_address): Move to predicates to predicates.md.
5762         * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5763         * config/m68k/m68k.md: Include predicates.md.
5764         * config/m68k/predicates.md: New.
5766 2005-04-04  Roger Sayle  <roger@eyesopen.com>
5768         * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5770         * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5772 2005-04-04  Ian Lance Taylor  <ian@airs.com>
5774         * c-typeck.c (struct c_switch): Rename switch_stmt field to
5775         switch_expr.
5776         (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5777         (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5778         (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5779         Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5780         * c-common.c (c_do_switch_warnings_1): New static function broken
5781         out of c_do_switch_warnings.
5782         (c_do_switch_warnings): Call c_do_switch_warnings_1.
5783         (c_do_switch_expr_warnings): New function.
5784         * c-common.h (c_do_switch_expr_warnings): Declare.
5786 2005-04-04  David Edelsohn  <edelsohn@gnu.org>
5787             Daniel Jacobowitz  <dan@codesourcery.com>
5789         * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5790         trapping divide.
5791         * rtlanal.c (may_trap_p): Same.
5793 2005-04-04  Dale Johannesen  <dalej@apple.com>
5795         * ChangeLog:  remove reference to ChangeLog.12.
5797 2005-04-05  Hans-Peter Nilsson  <hp@axis.com>
5799         CRIS epilogue as RTL.
5800         * config/cris/cris.md: Change all 0 in unspec 0 to
5801         CRIS_UNSPEC_PLT.
5802         (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5803         ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5804         patterns.
5805         ("return"): Change to define_expand.  Call cris_expand_return for
5806         actual expansion.
5807         ("*return_expanded"): New pattern.
5808         ("epilogue"): New define_expand.
5809         * config/cris/cris.h (PREDICATE_CODES): Add
5810         cris_load_multiple_op.
5811         * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5812         type.
5813         (enum cris_retinsn_type): New.
5814         (struct machine_function): New member return_type.
5815         (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5816         (cris_target_asm_function_epilogue): Remove, moving RTLified
5817         contents to...
5818         (cris_expand_epilogue): New function.
5819         (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5820         (cris_gen_movem_load, cris_load_multiple_op)
5821         (cris_return_address_on_stack_for_return, cris_expand_return): New
5822         functions.
5823         (cris_target_asm_function_prologue)
5824         (cris_initial_frame_pointer_offset): Call
5825         cris_reg_saved_in_regsave_area instead of complicated expression.
5826         Call cris_return_address_on_stack instead of an expression.
5827         (cris_print_operand) <case 'o', case 'O'>: New cases.
5828         (cris_return_address_on_stack): Change return-type to bool.
5829         (cris_simple_epilogue): Ditto.  Return false if registers are
5830         saved.
5831         * config/cris/cris-protos.h (cris_simple_epilogue)
5832         (cris_return_address_on_stack): Adjust prototype return type.
5833         (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5834         (cris_return_address_on_stack_for_return): New prototypes.
5836 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
5838         * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5839         gpr_or_int12_operand.
5841         * config/frv/frv-protos.h: Add a prototype to
5842         frv_legitimate_memory_operand and frv_const_unspec_p.
5843         (frv_unspec): Move from frv.c.
5844         * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5845         (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5846         (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5847         gpr_or_fpr_operand, gpr_or_int12_operand,
5848         gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5849         gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5850         int6_operand, int5_operand, uint5_operand, uint4_operand,
5851         uint1_operand, int_2word_operand, uint16_operand,
5852         upper_int16_operand, integer_register_operand,
5853         gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5854         odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5855         quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5856         dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5857         move_destination_operand, movcc_fp_destination_operand,
5858         frv_function_symbol_referenced_p, move_source_operand,
5859         condexec_dest_operand, condexec_source_operand,
5860         reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5861         const_unspec_operand, gpr_or_memory_operand,
5862         gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5863         icc_operand, fcc_operand, cc_operand, icr_operand,
5864         fcr_operand, cr_operand, call_operand, sibcall_operand,
5865         symbolic_operand, relational_operator,
5866         integer_relational_operator, float_relational_operator,
5867         ccr_eqne_operator, minmax_operator,
5868         condexec_si_binary_operator, condexec_si_media_operator,
5869         condexec_si_divide_operator, condexec_si_unary_operator,
5870         condexec_sf_conv_operator, condexec_sf_add_operator,
5871         condexec_memory_operand, intop_compare_operator, acc_operand,
5872         even_acc_operand, quad_acc_operand, accg_operand: Move to
5873         predicates.md.
5874         * config/frv/frv.h (PREDICATE_CODES): Remove.
5875         * config/frv/frv.md: Include predicates.md.
5876         * config/frv/predicates.md: New.
5878 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
5880         PR target/19537
5881         * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5882         * tree-ssa-loop-ivopts.c: Include langhooks.h.
5883         (add_standard_iv_candidates_for_size): New function, extracting code
5884         from add_standard_iv_candidates and parameterizing it by type size.
5885         (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5887 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
5889         * system.h (GCOV_SIZE_TYPE): Unposion.
5890         * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5891         (GCOV_TYPE_SIZE): ...this new macro.
5892         * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5893         * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5894         (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5895         (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5896         (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5897         instead of unsigned_intSI_type_node.
5898         * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5899         (rtl_gen_one_value_profiler_no_edge_manipulation)
5900         (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5901         * value-prof.c: Include coverage.h.
5903 2005-04-02  Daniel Berlin  <dberlin@dberlin.org>
5904             Diego Novillo <dnovillo@redhat.com>
5906         Fix PR tree-optimization/20703
5907         Fix PR tree-optimization/20725
5909         * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5910         (create_expression_by_pieces): Ditto.
5911         (valid_in_set): Ditto. Also handle tcc_declaration.
5912         (find_or_generate_expression): Handle comparison class.
5913         (insert_into_preds_of_block): Ditto.
5914         (insert_aux): Ditto.
5915         (create_value_expr_from): Handle comparison class, recursively
5916         handle reference nodes.
5917         (compute_avail): Handle comparison classes, rewrite a little cleaner.
5918         (execute_pre): Fix spacing.
5919         (do_fre): Renamed to execute_fre.
5921 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
5923         * doc/invoke.texi (SPARC options): Document that
5924         -mlittle-endian is not supported on Linux either.
5926 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
5928         PR target/4198
5929         PR target/12027
5930         * config.gcc (Obsolete configurations): Remove
5931         sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5932         (sparclite-*-coff*): Delete.
5933         (sparclite-*-elf*): Likewise.
5934         (sparc86x-*-elf*): Likewise.
5935         (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5936         * config/sparc/lite.h: Delete.
5937         * config/sparc/litecoff.h: Likewise.
5938         * config/sparc/liteelf.h: Likewise.
5939         * config/sparc/sp86x-elf.h: Likewise.
5940         * config/sparc/t-sparclite: Likewise.
5941         * config/sparc/t-sp86x: Likewise.
5943 2005-04-04  Adrian Straetling  <straetling@de.ibm.com>
5945         * config/s390/s390-protos.h: (s390_comparison,
5946         s390_alc_comparison, s390_slb_comparison, const0_operand,
5947         consttable_operand, larl_operand, s_operand,
5948         shift_count_operand, bras_sym_operand, load_multiple_operation,
5949         store_multiple_operation, s390_plus_operand): Remove prototypes.
5950         (s390_legitimate_address_without_index_p): New prototype.
5951         * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5952         to s390.h.
5953         (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5954         const0_operand, consttable_operand, larl_operand, s_operand,
5955         shift_count_operand, bras_sym_operand, load_multiple_operation,
5956         store_multiple_operation, s390_plus_operand): Move to
5957         predicates.md.
5958         (check_mode): Remove.
5959         (s390_branch_condition_mask): Remove 'static'. Move prototype to
5960         s390-protos.h.
5961         (s390_legitimate_address_without_index_p): New.
5962         * config/s390/s390.h (PREDICATE_CODES): Remove.
5963         * config/s390/s390.md: Include predicates.md.
5964         * config/s390/predicates.md: New.
5966 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
5968         PR target/20446
5969         * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5970         * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5971         (NEED_INDICATE_EXEC_STACK): Define to 1.
5972         * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5973         (NEED_INDICATE_EXEC_STACK): Define to 1.
5974         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5975         (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5976         (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5977         (pic_helper_emitted_p): New global.
5978         (emit_pic_helper): New function extracted from...
5979         (load_pic_register): ...here.  Add 'delay_pic_helper' parameter.
5980         Do not call emit_pic_helper if delay_pic_helper is true.
5981         (sparc_expand_prologue): Pass 'false' to load_pic_register.
5982         (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5983         (sparc_file_end): New function.
5985 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
5987         * config/mcore/mcore-protos.h: Remove the prototypes for
5988         mcore_arith_reg_operand, mcore_general_movsrc_operand,
5989         mcore_general_movdst_operand, mcore_reload_operand,
5990         mcore_arith_J_operand, mcore_arith_K_operand,
5991         mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5992         mcore_arith_K_S_operand, mcore_arith_imm_operand,
5993         mcore_arith_any_imm_operand, mcore_arith_O_operand,
5994         mcore_literal_K_operand, mcore_addsub_operand,
5995         mcore_compare_operand, mcore_load_multiple_operation,
5996         mcore_store_multiple_operation, mcore_call_address_operand.
5997         Add a prototype for const_ok_for_mcore.
5998         * config/mcore/mcore.c (mcore_call_address_operand,
5999         mcore_general_movsrc_operand, mcore_general_movdst_operand,
6000         mcore_arith_reg_operand, mcore_reload_operand,
6001         mcore_arith_J_operand, mcore_arith_K_operand,
6002         mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
6003         mcore_arith_M_operand, mcore_arith_imm_operand,
6004         mcore_arith_any_imm_operand, mcore_arith_O_operand,
6005         mcore_literal_K_operand, mcore_addsub_operand,
6006         mcore_compare_operand, mcore_load_multiple_operation,
6007         mcore_store_multiple_operation): Move to predicates.md.
6008         (const_ok_for_mcore): Export.
6009         * config/mcore/mcore.h (PREDICATE_CODES): Remove.
6010         * config/mcore/mcore.md: Include predicates.md.
6011         * config/mcore/predicates.md: New.
6013         * config/mcore/predicates.md: Fix a comment typo.
6015 2005-04-04  Andreas Krebbel  <krebbel1@de.ibm.com>
6016             Adrian Straetling  <straetling@de.ibm.com>
6018         * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
6019         * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
6020         * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
6021         attribute.
6022         ("imul"): Removed from "type" attribute.
6023         ("*muldi3_sign", "muldi3"): Changed type to imuldi.
6024         ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
6025         Changed type to imulsi.
6026         ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
6028 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
6030         * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
6031         (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
6032         (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
6033         (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
6034         (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
6035         (TARGET_SWITCHES, mcore_stack_increment_string)
6036         (TARGET_OPTIONS): Delete.
6037         (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
6038         than *_BIT constants.
6039         (TARGET_8ALIGN): #undef old definition before redefining to 1.
6040         * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
6041         (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
6042         (mcore_override_options): Delete mcore_stack_increment code.
6043         Change use of M340_BIT to MASK_M340.
6044         * config/mcore/mcore.opt: New file.
6046 2005-04-04  Ian Lance Taylor  <ian@airs.com>
6048         * config/arm/arm.c (replace_symbols_in_block): Remove static
6049         function.
6051 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
6053         * config/fr30/fr30-protos.h: Remove the prototypes for
6054         stack_add_operand, add_immediate_operand,
6055         high_register_operand, low_register_operand, call_operand,
6056         di_operand, and nonimmediate_di_operand.
6057         * config/fr30/fr30.c (stack_add_operand,
6058         add_immediate_operand, high_register_operand,
6059         low_register_operand, call_operand, di_operand,
6060         nonimmediate_di_operand): Move to predicates.md.
6061         * config/fr30/fr30.h (PREDICATE_CODES): Remove.
6062         * config/fr30/fr30.md: Include predicates.md.
6063         * config/fr30/predicates.md: New.
6065         * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
6066         LABEL_REF to mcore_general_movsrc_operand.  Add SYMBOL_REF to
6067         mcore_call_address_operand.
6069         * config/sh/sh.h (PREDICATE_CODES): Add CONST to
6070         general_movsrc_operand.
6072 2005-04-04  Alan Modra  <amodra@bigpond.net.au>
6074         * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
6075         after freeing.
6077 2005-04-04  Richard Earnshaw  <richard.earnshaw@arm.com>
6079         PR target/14812
6080         * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
6081         a negated value.
6083 2005-04-04  Richard Henderson  <rth@redhat.com>
6084             Jakub Jelinek  <jakub@redhat.com>
6086         PR rtl-optimization/16104
6087         * fold-const.c (fold_unary): Fix folding of vector conversions.
6089 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
6091         * config.gcc (xstormy16-*-elf): Set extra_options.
6092         * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
6093         * config/stormy16/stormy16.opt: New file.
6095 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
6097         * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
6098         (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
6099         (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
6100         (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
6101         (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
6102         (TARGET_UNIX_ASM): Delete.
6103         (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
6104         * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
6105         * config/pdp11/pdp11.c (pdp11_handle_option): New function.
6106         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6107         * config/pdp11/pdp11.opt: New file.
6109 2005-04-03  Roger Sayle  <roger@eyesopen.com>
6110             Alexandre Oliva  <aoliva@redhat.com>
6112         PR c++/19199
6113         * fold-const.c (non_lvalue): Split tests into...
6114         (maybe_lvalue_p): New function.
6115         (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
6116         C++ front-end prior to lowering into gimple form.
6118 2005-04-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6120         * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
6121         BUILT_IN_STRNCASECMP): New.
6122         * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
6123         and strndup.
6125 2005-04-03  Richard Earnshaw  <richard.earnshaw@arm.com>
6127         PR target/14812
6128         * arm.md (addsi3_compare0_for_combiner): Delete.
6129         (addsi3_compare0_scratch_for_combiner): Delete.
6130         (cmpsi_neg_shiftsi): Delete.
6131         (compare_negsi_si): New pattern.
6132         (cmpsi_negshiftsi_si): New pattern.
6133         (negated_cbranchsi4): Restrict to equality_operator.
6135         * arm.md (movhi_insn_arch4): delete trailing white space from assembler
6136         template.
6138 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
6140         * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
6141         Fix comment typos.
6143         * doc/install.texi: Fix a typo.
6145 2005-04-03  Steven Bosscher  <stevenb@suse.de>
6147         PR middle-end/20648
6148         * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
6149         a computed goto if the edge to the computed goto block has
6150         incoming abnormal edges.  Clarify how the function works.
6152 2005-04-03  Nathan Sidwell  <nathan@codesourcery.com>
6154         * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
6155         * passes.c (open_dump_file, rest_of_handle_final): Likewise.
6156         * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
6157         hash_scan_set, reg_set_between_after_reload_p,
6158         reg_used_between_after_reload_p, get_avail_load_store_reg,
6159         eliminate_partially_redundant_load): Likewise.
6160         * postreload.c (reload_cse_simplify_set,
6161         reload_combine_note_use): Likewise.
6162         * predict.c (predict_insn, expected_value_to_br_prob,
6163         propagate_freq, expensive_function_p): Likewise.
6164         * print-rtl.c (print_rtx): Likewise.
6165         * profile.c (instrument_edges, instrument_values,
6166         compute_branch_probabilities, branch_prob, union_groups,
6167         tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
6168         * protoize.c (in_system_include_dir, file_could_be_converted,
6169         file_normally_convertible, gen_aux_info_file, seek_to_line,
6170         do_cleaning): Likewise.
6171         * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
6172         * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
6173         * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
6175 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6177         * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
6178         * modulo-sched.c (undo_replace_buff_elem): New structure.
6179         (kernel_number_of_cycles, ps_unschedule_node,
6180         undo_generate_reg_moves,free_undo_replace_buff,
6181         undo_permute_partial_schedule,  loop_single_full_bb_p,
6182         SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
6183         build_loops_structure, get_sched_window): New.
6184         (generate_reg_moves): Return undo_replace_buff_elem and other
6185         fixes.
6186         (generate_prolog_epilog): Remove old loop versioning.
6187         (sms_schedule): Use loop information and loop_version.
6188         (sms_schedule_by_order): Split part of it to get_sched_window.
6189         * passes.c (rest_of_handle_sms): call cfg_layout_initialize
6190         cfg_layout_finalize and free_dominance_info before/after SMS.
6192 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6194         * cfghooks.c (lv_flush_pending_stmts,
6195         cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
6196         lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
6197         * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
6198         lv_add_condition_to_bb,
6199         lv_adjust_loop_header_phi, extract_cond_bb_edges,
6200         flush_pending_stmts): New in cfg_hooks structure.
6201         (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
6202         extract_cond_bb_edges, lv_adjust_loop_header_phi,
6203         lv_add_condition_to_bb): New declarations.
6204         * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
6205         bool.
6206         (loop_version): Declare.
6207         * cfgloopmanip.c (cfghooks.h): Include.
6208         (duplicate_loop_to_header_edge): Change return type to bool.
6209         (loop_version, lv_adjust_loop_entry_edge): Move here.
6210         * cfgrtl.c (cfgloop.h): Include.
6211         (rtl_verify_flow_info_1): Fix.
6212         (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
6213         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
6214         initialization.
6215         * tree-cfg.c (tree_lv_adjust_loop_header_phi,
6216         tree_lv_add_condition_to_bb): New.
6217         (tree_cfg_hooks): Add new hooks to initialization.
6218         * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
6219         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
6221 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
6223         * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
6224         xstormy16_below100_or_register,
6225         xstormy16_splittable_below100_or_register, and
6226         nonimmediate_nonstack_operand.
6228         * config/stormy16/stormy16-protos.h: Remove the prototypes for
6229         xstormy16_ineqsi_operator, equality_operator,
6230         inequality_operator, shift_operator,
6231         xstormy16_below100_operand, xstormy16_below100_or_register,
6232         xstormy16_splittable_below100_or_register,
6233         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
6234         * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
6235         equality_operator, inequality_operator,
6236         xstormy16_below100_operand, xstormy16_below100_or_register,
6237         xstormy16_splittable_below100_or_register,
6238         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
6239         nonimmediate_nonstack_operand, shift_operator): Move to
6240         predicates.md.
6241         * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
6242         * config/stormy16/stormy16.md: Include predicates.md.
6243         * config/stormy16/predicates.md: New.
6245 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
6247         * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
6248         small_int, large_int, reg_or_0_operand, simple_memory_operand,
6249         equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
6250         move_operand, power_of_2_operand): Move to predicates.md.
6251         * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
6252         PREDICATE_CODE): Remove.
6253         * config/iq2000/iq2000.md: Include predicates.md.
6254         * config/iq2000/predicates.md: New.
6256 2005-04-02  Richard Sandiford  <rsandifo@redhat.com>
6258         * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
6259         (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
6260         (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
6261         (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
6262         (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
6263         (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
6264         (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
6265         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6266         (TARGET_M68HC11): Delete.
6267         (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
6268         * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
6269         * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
6270         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6271         (nb_soft_regs): Delete.
6272         (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
6273         (m68hc11_override_options): Remove the code that caters for MASK_M6811
6274         and MASK_M6812 being set simultaneously.  Change the code that sets
6275         the default m68hc11_soft_reg_count to use integers instead of strings.
6276         (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
6277         m68hc11_soft_reg_count (which now has an int type) as the number
6278         of soft registers.
6279         * config/m68hc11/m68hc11.opt: New file.
6281 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
6283         * config/fr30/fr30.h (PREDICATE_CODES): Remove
6284         fp_displacement_operand, sp_displacement_operand.
6286         * config/m68hc11/m68hc11-protos.h: Add a prototype for
6287         m68hcc_auto_inc_p.
6288         Remove the prototypes for tst_operand, cmp_operand,
6289         stack_register_operand, d_register_operand,
6290         hard_addr_reg_operand, splitable_operand,
6291         m68hc11_logical_operator, m68hc11_arith_operator,
6292         m68hc11_non_shift_operator, m68hc11_shift_operator,
6293         m68hc11_unary_operator, m68hc11_eq_compare_operator,
6294         non_push_operand, hard_reg_operand, and
6295         reg_or_some_mem_operand.
6296         * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
6297         extern.
6298         (tst_operand, cmp_operand, non_push_operand,
6299         splitable_operand, reg_or_some_mem_operand,
6300         stack_register_operand, d_register_operand,
6301         hard_addr_reg_operand, hard_reg_operand,
6302         m68hc11_eq_compare_operator, m68hc11_logical_operator,
6303         m68hc11_arith_operator, m68hc11_non_shift_operator,
6304         m68hc11_shift_operator, m68hc11_unary_operator): Move to
6305         predicates.md.
6306         * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
6307         * config/m68hc11/m68hc11.md: Include predicates.md.
6308         * config/m68hc11/predicates.md: New.
6310 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
6312         PR debug/19345
6313         * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
6314         change checked in along with 2005-03-03's patch for debug/20253.
6315         * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
6316         (remap_decl): Insert type decl in map earlier.
6318 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
6320         PR tree-optimization/20640
6321         * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
6322         post-dominator if it has phi nodes.
6323         (eliminate_unnecessary_stmts): Remove dead phis in all blocks
6324         before dead statements.
6326 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
6328         PR middle-end/20491
6329         * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
6331 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
6333         PR rtl-optimization/20290
6334         * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
6335         in every iteration if the entry point is the exit test.
6337 2005-04-02  Hans-Peter Nilsson  <hp@axis.com>
6339         * config/cris/cris.md (attribute "length"): Define.
6341 2005-04-02  Geoffrey Keating  <geoffk@apple.com>
6343         * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
6344         (word_offset_memref_operand): New.
6345         * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
6346         (indexed_or_indirect_operand): Delete.
6347         * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
6348         (indexed_or_indirect_operand): Delete.
6350         * config/rs6000/t-darwin8: Comment out ppc64 multilib.
6352         PR 20650
6353         * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
6354         a register.
6356         * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
6357         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
6359 2005-04-01  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
6361         * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
6363 2005-04-01  Ian Lance Taylor  <ian@airs.com>
6365         * gcc.c: Don't include <sys/resource.h> or declare getrusage.
6366         (rus, prus): Remove static variables.
6367         (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
6368         (process_command): Permit report_times and use_pipes together.
6370 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
6372         * c-decl.c (validate_proto_after_old_defn): Look at
6373         TYPE_MAIN_VARIANT of argument types.
6375 2005-04-01  Paul Brook  <paul@codesourcery.com>
6377         * config/arm/arm.c (thumb_call_via_label): Include space for SP.
6378         (arm_output_function_epilogue): Allow call_via_SP.
6379         (thumb_call_via_reg, arm_file_end): Ditto.
6380         * config/arm/arm.h (struct machine_function): Include space for SP.
6381         (thumb_call_via_label): Update declaration.
6383 2005-04-01  Ian Lance Taylor  <ian@airs.com>
6385         * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
6386         doing a peephole optimization, once again put any notes in the
6387         proper position.
6389 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
6391         * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
6393 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
6395         * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
6396         (block_alloc, find_free_reg): Likewise.
6397         * loop-doloop.c (doloop_modify): Likewise.
6398         * loop-invariant.c (record_use): Likewise.
6399         * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
6400         get_iv_value, canon_condition, eliminate_implied_condition,
6401         eliminate_implied_condition, simplify_using_initial_values,
6402         shorten_into_mode, canonicalize_iv_subregs,
6403         iv_number_of_iterations): Likewise.
6404         * loop-unroll.c (expand_var_during_unrolling): Likewise.
6405         * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
6406         unswitch_loop): Likewise.
6407         * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
6408         move_movables, replace_call_address, find_and_verify_loops,
6409         rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
6410         record_giv, final_giv_value, general_induction_var,
6411         simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
6412         loop_giv_dump): Likewise.
6414         * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
6415         GCOV_CHECK_WRITING): Remove.
6416         (gcov_position, gcov_rewrite): Use gcc_assert.
6417         * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
6418         gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
6419         * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
6420         gcc_assert.
6422 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
6424         * tree-inline.c: Fix a typo.
6426 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
6428         * configure.ac (enable-checking): Explicitly set all variables for
6429         collective switch values.  Alphabetize variables. Rename
6430         ac_checking_valgrind to ac_valgrind_checking.  Allow 'none' as
6431         synonym for 'no'.
6432         * doc/install.texi (enable-checking): Update documentation.
6433         * configure: Rebuilt.
6435 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
6437         * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6438         possible.
6440 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
6442         * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6443         Also reject cases where this pattern will cause load delay stalls
6444         unless optimizing for size and it will produce a shorter sequence.
6445         * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6446         variants to avoid pre-adjusting the base when possible.
6448 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
6450         * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6451         the frame and argument pointers.
6452         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6453         (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6454         (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6455         (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6456         (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6457         (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6459 2005-04-01  Danny Smith  <dannysmith@users.sourceforge.net>
6461         * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6462         with entry for selectany attribute.
6463         * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6464         Declare.
6465         * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6466         (i386_pe_asm_named_section): Handle sections generated by
6467         selectany attribute.
6468         * doc/extend.texi (selectany): Document attribute.
6470 2005-04-01  Paolo Bonzini  <bonzini@gnu.org>
6471             Jan Hubicka  <jh@suse.cz>
6473         * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6474         to fix addresses involving EBP and ESP.
6475         (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6476         for SUBREGed registers.
6477         (legitimate_address_p): Accept SUBREGed registers.
6479 2005-04-01  Jakub Jelinek  <jakub@redhat.com>
6481         PR c++/19406
6482         * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6483         (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6484         for FIELD_DECLs.
6486 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
6488         * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6490 2005-04-01  James E Wilson  <wilson@specifixinc.com>
6492         PR c++/20505
6493         * dwarf2out.c (rtl_for_decl_init): New function.
6494         (rtl_for_decl_location): Extracted from here.
6495         (tree_add_const_value_attribute): Call rtl_for_decl_init and
6496         add_const_value_attribute.  Delete initializer_constant_valid_p call.
6498 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
6500         * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6501         lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6502         modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6503         tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6504         config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6505         config/i386/i386.md, config/rs6000/predicates.md,
6506         config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6507         config/s390/s390.c, config/stormy16/stormy16.c,
6508         config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6509         typos.
6511 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
6513         PR c/17855
6514         * gimplify.c (gimplify_expr): Create a temporary for lvalue
6515         COND_EXPR and CALL_EXPR.
6517 2005-03-31  Vladimir Makarov  <vmakarov@redhat.com>
6519         PR target/20632
6520         * genautomata.c (first_cycle_unit_presence): Check all alternative
6521         states for unit presence.
6523         * doc/md.texi: Remove remark about impossibility to query unit
6524         presence in non nondeterministic automaton state.
6526         * config/ia64/ia64.c (get_template): Change order of unit querying.
6528 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
6530         * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6531         obsolete comment.
6533 2005-03-31  Zdenek Dvorak  <dvorakz@suse.cz>
6535         * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6536         flag for edges outside any loops.
6538 2005-03-31  Janis Johnson  <janis187@us.ibm.com>
6540         * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6542 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
6544         * tree-ssa-alias.c: Follow spelling conventions.
6545         * doc/tree-ssa.texi: Fix a typo.
6547 2005-03-31  J"orn Rennecke <joern.rennecke@st.com>
6549         * postreload-gcse.c: Include target.h.
6550         (gcse_after_reload_main): Return early if we cannot modify jumps.
6551         * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6553 2005-03-31  David Edelsohn  <edelsohn@gnu.org>
6555         * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6556         expensive operations.
6558 2005-03-31  Ian Lance Taylor  <ian@airs.com>
6560         * collect2.c (lderrout): New variable.
6561         (collect_exit): Dump ldout to stdout.  Dump and unlink lderrout,
6562         if it is set, to stderr.
6563         (handler): Unlink lderrout if it is set.
6564         (dump_file): Add "to" parameter.  Change all callers.
6565         (main): Initialize lderrout.
6566         (collect_execute): Add errname parameter.  Change all callers.
6567         Rename redir parameter to outname.  Never pass
6568         PEX_STDERR_TO_STDOUT to pex_run.
6569         * collect2.h (collect_execute, dump_file): Update declarations.
6570         * tlink.c (tlink_execute): Add errname parameter.  Change all
6571         callers.
6572         (do_tlink): Check lderrout as well as ldout.
6574 2005-03-31  Caroline Tice  <ctice@apple.com>
6576         * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6577         (bb-reorder.o): Add errors.h to list of requirements.
6578         (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6579         profiledbootstrap flags.
6580         * bb-reorder.c (errors.h): Add new include.
6581         (struct bbro_basic_block_data_def): Add new field, in_trace.
6582         (add_unlikely_executed_notes):  Remove function.
6583         (mark_bb_for_unlikely_executed_section): Remove function.
6584         (insert_section_boundary_note): New function.
6585         (verify_hot_cold_block_grouping): New function.
6586         (push_to_next_round_p): Remove variables and tests that push all
6587         cold blocks to last round.
6588         (find_traces): Remove code that added extra round of trace finding
6589         when doing partitioning.
6590         (find_traces_1_round) :  Remove variable last_round;  add code to
6591         update new struct field, in_trace; correct trace_length where it was
6592         incorrect before (after call to copy_bb); change code that pushed all
6593         cold blocks to last round. Instead verify that all blocks going into
6594         a trace belong in the same partition.
6595         (connect_traces): Modify to connect the traces in two passes, if the
6596         function contains both hot and cold blocks.  The first pass connects
6597         all the traces for blocks in the partition that the first block in
6598         the function belongs to; the second pass connnects all the traces
6599         containing blocks that belong in the other partition.
6600         (find_rarely_executed_basic_blocks_and_crossing_edges):  Remove
6601         code that automatically put the first block in a function into the
6602         hot partition if the function had any hot blocks.
6603         (fix_crossing_unconditional_branches): Check number of succ edges
6604         before attempting to get one.
6605         (fix_edges_for_rarely_executed_code):  Update comment describing
6606         function.
6607         (reorder_basic_blocks):  Add code to initialize new field (in_trace);
6608         remove call to add_unlikely_executed_notes; add call to
6609         verify_hot_cold_block_grouping.
6610         (duplicate_computed_gotos): Don't change computed goto if it's a
6611         crossing edge.
6612         (partition_hot_cold_basic_blocks):  Update function comment.
6613         * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6614         condition.
6615         (try_forward_edges): Likewise.
6616         (merge_blocks_move_predecessor_nojumps): Likewise.
6617         (merge_blocks_move_successor_nojumps): Likewise.
6618         (merge_blocks_move): Likewise.
6619         (try_crossjump_bb): Likewise.
6620         * cfglayout.c (update_unlikely_executed_notes): Remove function.
6621         (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6622         notes to cold bb's; remove call to update_unlikely_executed_notes.
6623         (duplicate_insn_chain):  change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6624         NOTE_INSN_SWITCH_TEXT_SECTIONS.
6625         * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6626         function declaration.
6627         * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6628         from consideration.
6629         (rtl_can_merge_blocks): Remove redundancy from condition.
6630         (try_redirect_by_replacing_jump): Likewise.
6631         (force_nonfallthru_and_redirect): Remove code for adding
6632         UNLIKELY_EXECUTED_CODE notes to cold bb's.
6633         (commit_one_edge_insertion): Likewise.
6634         (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6635         * dbxout.c (FORCE_TEXT): Replace function_section with
6636         current_function_section.
6637         (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6638         function, switch_text_section.
6639         (struct xcoff_debug): Likewise.
6640         (dbxout_function_end): Add code to put out label diffs for both
6641         hot and cold sections.
6642         * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6643         for new debug_hooks funciton, switch_text_section..
6644         * debug.h (struct gcc_debug_hooks):  Add new function to debug_hooks,
6645         switch_text_section.
6646         * dwarf2out.c (struct dw_fde_struct):  Add five new fields:
6647         dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6648         dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6649         dw_fde_switched_sections.
6650         (output_call_frame_info):  Add test to see if function switches text
6651         sections in the middle; if so, use appropriate extra hot and cold
6652         section labels to compute size deltas for the hot and cold sections.
6653         (dwarf2out_begin_prologue): Add code to initialize new fields in
6654         dw_fde_struct.
6655         (dwarf2out_switch_text_section): New function (invoked through
6656         debug_hook); updates new fields in dw_fde_struct appropriately and
6657         increments separate_line_info_table_in_use.
6658         (dwarf2_debug_hooks): Initialize switch_text_section function to be
6659         dwarf2out_switch_text_section.
6660         (struct var_loc_node): Add new field, section_label.
6661         (output_aranges): Add code to check whether in hot or cold section and
6662         use the appropriate label in calculating deltas.
6663         (output_ranges): Likewise.
6664         (output_line_info): Add code to check which section we're in and
6665         use appropriate hot/cold label.
6666         (add_location_or_constant_value_attribute): Likewise.
6667         (gen_subprogam_die): Modify arange attributes to use correct labels.
6668         (dwarf2out_begin_block): Change call to function_section into call to
6669         current_function_section.
6670         (dwarf2out_end_block): Likewise.
6671         (dwarf2out_source_line): Likewise.
6672         (dwarf2out_var_location): Add code to check whether in hot or cold
6673         section and use the appropriate label.
6674         * except.c (output_function_exception_table): Change call to
6675         function_section into call to current_function_section.
6676         * final.c (profile_function): Likewise.
6677         (scan_ahead_for_unlikely_executed_note): Remove function.
6678         (final_scan_insn):  Remove calls to
6679         scan_ahead_for_unlikely_executed_note, and related code for switching
6680         to cold section, except for the single time
6681         NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered;  add calls to
6682         debug_hooks->switch_text_sections; replace appropriate calls to
6683         function_section with calls to current_function_section.
6684         * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6685         test_bb to condition.
6686         (find_if_case_2): Likewise.
6687         * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6688         NOTE_INSN_SWITCH_TEXT_SECTIONS.  Update comment appropriately.
6689         * opts.c (decode_options): Change warning about hot/cold partitioning
6690         with exceptionss to inform (so as not to cause bootstrap failures);
6691         remove warning about partitioning with DWARF debug info.
6692         * output.h (current_function_section): Add new function decl.
6693         (insert_section_boundary_note): Likewise.
6694         (enum in_section): Move this declaration here from varasm.c.
6695         (unlikely_section_label): Likewise.
6696         (unlikely_text_section_name): Likewise.
6697         (last_text_section_name): New global variable.
6698         (last_text_section): Likewise.
6699         (hot_section_label): Likewise.
6700         (hot_section_end_label): Likewise.
6701         (cold_section_end_label): Likewise.
6702         * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6703         * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6704         to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6705         * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6706         insn from consideration.
6707         * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6708         switch_text_section.
6709         * varasm.c (basic-block.h): Add new include.
6710         (unlikely_section_label_printed): Remove global variable.
6711         (unlikely_section_label): Make global variable not be static any more.
6712         (unlikely_text_section_name): Likewise.
6713         (hot_section_end_label): New global variable (not static)
6714         (first_function_block_is_cold): Likewise.
6715         (hot_section_label): Likewise.
6716         (cold_section_end_label): Likewise..
6717         (last_text_section): New global variable, not static.
6718         (last_text_section_name): New global variable, not static.
6719         (initialize_cold_section_name): New function.
6720         (enum in_section): Move declaration to output.h.
6721         (text_section): Update last_text_section.
6722         (unlikely_text_section): Replace code to determine cold section name
6723         with call to initialize_cold_section_name; Add code to update
6724         last_text_section; remove code for printing out label.
6725         (named_section_real): Add code to update last_text_section and
6726         last_text_section_name as appropriate.
6727         (function_section): Change test for 'unlikely' to depend on
6728         first_function_block_is_cold (moved old test to
6729         current_function_section).
6730         (current_function_section): New function.
6731         (assemble_start_function): Move code that frees
6732         unlikely_text_section_name; initialize hot_section_end_label;
6733         print hot and cold section labels at the start of the function;
6734         set first_function_block_is_cold, if appropriate; initialize l
6735         ast_text_section; add call to insert_section_boundary_note.
6736         (assemble_end_function):  Add code to write out hot and cold section
6737         end labels.
6738         *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6739         switch_text_section.
6740         * config/darwin.c (machopic_select_section): Replace incorrect
6741         function in base_funs; update reloc for cold sections if necessary.
6742         * config/darwin.h (SECTION_FUNCTION):  Add code to update
6743         last_text_section if appropriate.
6744         (text_unlikely_section): Remove.
6745         * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6746         * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6747         * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6748         partitioning for this architecture.
6750 2005-03-31  Olivier Hainque  <hainque@adacore.com>
6752         * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6753         defined and non-zero.
6755 2005-03-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6757         PR c++/18644
6758         * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6759         semantics.
6761 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
6763         PR target/20611
6764         * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6765         label operand.  Remove (use (unspec..)).  Don't emit a label on
6766         the offset word.
6767         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6768         generate inline label for load_toc_v4_PIC_1b.
6769         (rs6000_emit_load_toc_table): Likewise.
6771 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
6773         * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6774         ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6776 2005-03-29  Devang Patel  <dpatel@apple.com>
6778         * tree-sra.c (decide_block_copy): Disable scalarization of
6779         sub-elements.
6781 2005-03-30  Stuart Hastings  <stuart@apple.com>
6782             Dale Johannesen  <dalej@apple.com>
6784         * Makefile.in (print-tree.o):  Depend on tree-iterator.h.
6785         * print-tree.c (print_node):  Add case STATEMENT_LIST.
6787 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
6789         * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6790         (powerpc64-*-linux*): Use it.  Rearrange tm_file assignment.
6791         (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6792         is given with "powerpc64*" or "all", or when --with-cpu chooses
6793         a 64-bit cpu.
6795 2005-03-30  James E. Wilson  <wilson@specifixinc.com>
6797         PR debug/20268
6798         * dwarf2out.c (add_high_low_attributes): New function, extracted from
6799         gen_lexical_block_die.
6800         (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6802 2005-03-31  Jan Hubicka  <jh@suse.cz>
6804         2004-11-02  Jan Hubicka  <jh@suse.cz>
6806         * cgraph.c (cgraph_varpool_node_name): New function.
6807         (dump_cgraph_varpool_node): New function.
6808         (dump_varpool): New function.
6809         * cgraphunit.c (cgraph_optimize): Dump varpool.
6811         2004-10-16  Jan Hubicka  <jh@suse.cz>
6813         * cgraph.c (decide_is_variable_needed): New function.
6814         (cgraph_varpool_finalize_decl): Use it.
6815         * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6816         unit-at-a-time.
6817         * final.c (output_addr_const): Do not call mark_referenced.
6818         * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6819         always go via cgraph.
6820         * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6821         (check_global_declarations): Ifdef out code clearing DECL_RTL.
6822         * tree-optimize.c (execute_inline): Mark functions called.
6823         * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6825         2004-10-11  Jan Hubicka  <jh@suse.cz>
6827         * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6828         (cgraph_varpool_last_needed_node): New static variable.
6829         (enqueue_needed_varpool_node): Break out from ...; add items to the
6830         end of queue; update first pointers.
6831         (cgraph_varpool_mark_needed_node): ... here.
6832         (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6833         (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6834         * cgraph.h (cgraph_varpool_node): Add analyzed field.
6835         (cgraph_varpool_first_unanalyzed_node): Declare.
6836         * cgraphunit.c: Include output.h.
6837         (cgraph_varpool_analyze_pending_decls): New function.
6838         (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6839         for errors, analyze pending decls.
6840         (cgraph_finalize_compilation_unit): Only analyze decls.
6841         (cgraph_optimize): Assemble the decls after expanding.
6843 2005-03-30  Daniel Berlin  <dberlin@dberlin.org>
6845         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6846         subvars get marked properly in tags for grouping.
6847         (add_pointed_to_var): Mark only actual pointed to
6848         variables/subvars in addresses needed.
6849         (create_overlap_variables_for): Clear call clobbered on original
6850         variable.
6851         * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6852         addresable vars with subvars into list.
6853         * tree-ssa.c (verify_ssa_name): Verify original is not used where
6854         subvar should be.
6856 2005-03-30  Richard Henderson  <rth@redhat.com>
6858         * cgraph.h (struct cgraph_node): Add alias.
6859         * varasm.c (assemble_alias): Set it.
6860         * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6861         avoid calling cgraph_expand_function.
6863 2005-03-30  Tom Tromey  <tromey@redhat.com>
6865         * tree.def (FILE_TYPE): Removed.
6866         * typeclass.h (enum type_class): Removed file_type_class.
6867         * dwarf2out.c (is_base_type): Updated.
6868         (gen_type_die): Likewise.
6869         * dbxout.c (dbxout_type): Updated.
6870         * builtins.c (type_to_class): Updated.
6871         * tree.c (type_contains_placeholder_1): Updated.
6872         * config/sparc/sparc.c (sparc_type_code): Updated.
6873         * config/ia64/ia64.c (hfa_element_mode): Updated.
6874         * expr.c (count_type_elements): Updated.
6875         * stor-layout.c (layout_type): Updated.
6876         * tree-inline.c (remap_type): Updated.
6877         * tree-pretty-print.c (dump_generic_node): Updated.
6879 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6881         * builtins.c (expand_builtin_powi): Fix mode of
6882         2nd argument to match int.
6883         * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6884         2nd argument type to int.
6885         * libgcc2.c: Change prototype of __powi* functions to use
6886         int.
6888 2005-03-30  Dale Johannesen  <dalej@apple.com>
6890         PR middle-end/19225
6891         * calls.c (expand_call):  Flush pending deferrals before
6892         throwing call.
6894 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
6896         PR c/772
6897         PR c/17913
6898         * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6899         C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6900         c_label_context, label_context_stack): New.
6901         * c-decl.c (define_label): Check for jumps into statement
6902         expressions.  Add label to list of defined labels.
6903         (start_function): Push context on label_context_stack.
6904         (finish_function): Pop context from label_context_stack.
6905         * c-typeck.c (label_context_stack): New.
6906         (c_finish_goto_label): Check for jumps into statement
6907         expressions.  Add label to list of jumped to labels.
6908         (struct c_switch): Add blocked_stmt_expr.
6909         (c_start_case): Initialize it.
6910         (do_case): Check it.
6911         (c_finish_case): Verify !blocked_stmt_expr.
6912         (c_begin_stmt_expr):  Push context on label_context_stack.
6913         Increment blocked_stmt_expr.  Mark labels jumped to from outside
6914         as undefinable.
6915         (c_finish_stmt_expr): December blocked_stmt_expr.  Mark labels
6916         defined in the statement expression and no longer jumpable to.
6917         Mark labels jumped to from just outside the statement expression
6918         as again definable.  Pop context from label_context_stack.
6919         * doc/extend.texi (Statement Exprs): Update.
6921 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
6923         PR c/20368
6924         * c-decl.c (start_function): Check for old_decl being
6925         error_mark_node.
6927 2005-03-30  Ian Lance Taylor  <ian@airs.com>
6929         * final.c (final): Remove prescan parameter.  Change all callers.
6930         (final_scan_insn): Remove prescan parameter.  Change all callers.
6932 2005-03-30  Kazu Hirata  <kazu@cs.umass.edu>
6934         * tree-vectorizer.c: Fix comment typos.
6936 2005-03-30  Sebastian Pop  <pop@cri.ensmp.fr>
6938         * tree-scalar-evolution.c (instantiate_parameters_1): Return
6939         as soon as a chrec_dont_know is detected.
6941 2005-03-31  Danny Smith  <dannysmith@users.sourceforge.net>
6943         Merge from csl-arm-branch.
6944         2004-02-12  Mark Mitchell  <mark@codesourcery.com>
6946         * tlink.c (recompile_files): Do not assume that "rename" can
6947         overwrite an existing file.
6949 2005-03-31  Paolo Bonzini  <bonzini@gnu.org>
6951         * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6952         * gcc/configure: Regenerate.
6954 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
6956         * doc/install.texi: Update binutils requirement for powerpc*-linux.
6958         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6960         * calls.c (struct arg_data): Update "partial" comment.
6961         (load_register_parameters): Update "nregs" comment.
6963 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
6965         * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6966         (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6967         (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6968         (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6969         (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6970         (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6971         than target_flags & 0.
6972         * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6973         (iq2000_arch, iq2000_parse_cpu): Delete.
6974         (TARGET_HANDLE_OPTION): Override default.
6975         (iq2000_handle_option): New function.
6976         (override_options): Remove -march= and -mcpu= handling.
6977         * config/iq2000/iq2000.opt: New file.
6979 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
6981         * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6982         * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6983         (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6984         (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6985         (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6986         (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6987         (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6988         (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6989         (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6990         (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6991         (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6992         (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6993         (c4x_rpts_cycles_string, c4x_cpu_version_string)
6994         (TARGET_OPTIONS): Delete.
6995         (c4x_rpts_cycles, c4x_cpu_version): Declare.
6996         (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6997         (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6998         * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6999         (c4x_cpu_version_string): Delete.
7000         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7001         (c4x_handle_option): New function.  Map -m3x and -m4x options to the
7002         equivalent -mcpu= option.
7003         (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
7004         Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
7005         TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
7006         or clearing the appropriate MASK_* bit.
7007         (c4x_file_start): Use c4x_cpu_version.
7008         * config/c4x/c4x.opt: New file.
7010 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
7012         * doc/options.texi: Document the new MaskExists flag.
7013         * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
7014         if the option has the MaskExists flag.
7016 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
7018         * opt-functions.awk (flag_set_p, test_flag): New functions.
7019         (switch_flags): Use them.
7020         * opth-gen.awk: Use flag_set_p to check for flags.
7021         * optc-gen.awk: Likewise.  Use opt_args to check for Init(...) flags.
7023 2005-03-30  Ian Lance Taylor  <ian@airs.com>
7025         * config.host (i[34567]86-*-mingw32*): Don't set
7026         host_can_use_collect2 to no.
7028 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
7030         PR target/20203
7031         * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
7032         Remove convert_memory_address call duplicating that in memory_address.
7034 2005-03-29  Richard Henderson  <rth@redhat.com>
7036         PR c/20519
7037         * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
7038         (build_compound_literal): Likewise.  Propagate decl type into the
7039         initializer.
7040         (finish_decl): Likewise.  Use new return value from complete_array_type
7041         for zero sized arrays.
7042         (complete_array_type): Move ...
7043         * c-common.c (complete_array_type): ... here.  Change first argument
7044         to pointer-to-type-node.  Consistently use sizetype for the index
7045         except for zero sized arrays.  Detect zero sized arrays for pedantic
7046         mode diagnostics.  Create a new type node instead of modifying the
7047         old node in place.
7048         * c-tree.h (complete_array_type): Move decl ...
7049         * c-common.h (complete_array_type): ... here.
7051 2005-03-29  Richard Henderson  <rth@redhat.com>
7053         PR tree-opt/19108
7054         * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
7056 2005-03-29  Kazu Hirata  <kazu@cs.umass.edu>
7058         * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
7059         debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
7060         rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
7061         tree-profile.c, tsystem.h, value-prof.h: Update copyright.
7063 2005-03-29  Eric Christopher  <echristo@redhat.com>
7065         * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
7066         truthvalue conversion removal.
7068 2005-03-29  Ian Lance Taylor  <ian@airs.com>
7070         PR bootstrap/14316
7071         * collect2.c: Never include <vfork.h>.
7072         (VFORK_STRING, vfork): Don't define.
7073         (pid): Remove global variable.
7074         (handler): Call raise instead of kill (getpid(), ...).
7075         (collect_wait): Add pex parameter.  Change all callers.  Use
7076         pex_get_status rather than pwait.
7077         (do_wait): Add pex parameter.  Change all callers.
7078         (collect_execute): Return struct pex_obj * rather than void.  Use
7079         pex routines rather than pexecute.
7080         (fork_execute): Get pex_obj from collect_execute, and pass it to
7081         do_wait.
7082         (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
7083         Only declare quit_handler if SIGQUIT is defined.
7084         (scan_libraries): Likewise.
7085         * collect2.h (collect_execute): Update declaration.
7086         (collect_wait): Update declaration.
7087         * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
7088         pass it to collect_wait.
7090 2005-03-29  Joseph S. Myers  <joseph@codesourcery.com>
7092         PR c/20672
7093         * c-parser.c (c_parser_compound_statement_nostart): Give error
7094         message for EOF instead of just setting parser->error.
7096 2005-03-29  Dorit Naishlos  <dorit@il.ibm.com>
7098         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
7099         (slpeel_update_phi_nodes_for_guard1): New function.
7100         (slpeel_update_phi_nodes_for_guard2): New function.
7101         (slpeel_tree_peel_loop_to_edge): Call above new functions instead
7102         of slpeel_update_phi_nodes_for_guard.
7103         (vectorize_loops): Remove call to loop_closed_rewrite.
7104         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
7105         assertion.
7107 2005-03-29  Richard Sandiford  <rsandifo@redhat.com>
7109         * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
7110         (TARGET_LITTLE_ENDIAN): New macro.
7111         * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
7112         (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
7113         (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
7114         (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
7115         (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
7116         (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
7117         (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
7118         (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
7119         (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
7120         (TARGET_OPTIONS): Delete.
7121         (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
7122         (CACHE_FLUSH_TRAP): Turn into an integer.
7123         (TARGET_LITTLE_ENDIAN): Define to 0 by default.
7124         (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
7125         -mflush-trap is in use.
7126         * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
7127         (m32r_cache_flush_trap_string): Delete.
7128         (m32r_model) Initialize to M32R_MODEL_DEFAULT.
7129         (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
7130         (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
7131         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7132         (m32r_handle_option): New function.  Move -mflush-trap=, -mflush-func=,
7133         -mmodel= and -msdata= handling from...
7134         (m32r_init): ...here.
7135         * config/m32r/m32r.opt: New file.
7137 2005-03-29  Keith Besaw  <kbesaw@us.ibm.com>
7139         * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
7140         (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
7141         * tree-vect-analyze.c (vect_object_analysis): additional parm
7142         pass back a "struct ptr_info_def *" with the points-to info.
7143         (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
7144         statement using info returned from vect_object_analysis.
7145         * tree-vect-transform.c (update_vuses_to_preheader): New function.
7146         (vect_create_data_ref_ptr): Remove updates to vars_to_rename
7147         for virtual uses and defs when creating a replacement vector
7148         reference.  Call duplicate_ssa_name_ptr_info to define points-to
7149         info for vector pointer replacement using STMT_VINFO_PTR_INFO.
7150         (vectorizable_store): copy_virtual_operands and update
7151         definition statements.
7152         (vectorizable_load): copy_virtual_operands.  Remove call to
7153         mark_call_clobbered_vars_to_rename for call to "const" builtin.
7154         * tree-vectorizer.c (vectorize_loops): Remove calls to
7155         rewrite_into_ssa and bitmap_clear (vars_to_rename).
7156         (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
7157         * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
7158         define macro STMT_VINFO_PTR_INFO for use in accessing.
7159         * tree.h add export of duplicate_ssa_name_ptr_info.
7160         * rs6000.c (altivec_init_builtins): Declare builtin function
7161         __builtin_altivec_mask_for_load to be "const".
7163 2005-03-29  Jakub Jelinek  <jakub@redhat.com>
7165         PR middle-end/20622
7166         * cgraph.h (struct cgraph_varpool_node): Add alias field.
7167         * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
7168         assemble_variable on aliases.
7169         * varasm.c (assemble_alias): Set node->alias.
7170         * toplev.c (wrapup_global_declarations): Don't call
7171         rest_of_decl_compilation on aliases again.
7173 2005-03-29  Paul Brook  <paul@codesourcery.com>
7175         * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
7176         * config/arm/arm.c (arm_dbx_register_number): New function.
7177         * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
7179 2005-03-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
7181         PR middle-end/20263
7182         * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
7183         the DECL_NAME, not the DECL_ASSEMBLER_NAME.
7185 2005-03-29  Dale Johannesen <dalej@apple.com>
7187         * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
7188         $(TREE_H) and $(COVERAGE_H).
7189         * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
7190         * opts.c (common_handle_option): Enable tree-based value transforms.
7191         * toplev.c (process_options): Ditto.
7192         * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
7193         refers to references to this type.
7194         * tree-flow.h: (struct stmt_ann_d): Add histograms field.
7195         * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
7196         for may_be_more, may_be_less.
7197         (rtl_gen_pow2_profiler): Adjust.
7198         (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
7199         (rtl_gen_one_value_profiler): Adjust.
7200         (rtl_gen_const_delta_profiler): Adjust.
7201         * tree-profile.c (tree_gen_interval_profiler): Implement.
7202         (tree_gen_pow2_profiler): Ditto.
7203         (tree_gen_one_value_profiler): Ditto.
7204         (tree_profiling): New.
7205         (pass_tree_profile): Reference it.
7206         * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
7207         tree.h, gcov-io.h.
7208         (insn_divmod_values_to_profile): Rename to
7209         rtl_divmod_values_to_profile. Adjust.
7210         (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
7211         (insn_prefetch_values_to_profile): Adjust.
7212         (rtl_value_profile_transformations): Adjust.
7213         (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
7214         (gen_mod_pow2): Rename to rtl_mod_pow2.
7215         (gen_mod_subtract): Rename to rtl_mod_subtract.
7216         (divmod_fixed_value_transform): Rename to
7217         rtl_divmod_fixed_value_transform.
7218         (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
7219         (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
7220         (rtl_find_values_to_profile): Adjust.
7221         (tree_value_profile_transformations): Implement.
7222         (tree_divmod_values_to_profile): New.
7223         (tree_values_to_profile): New.
7224         (tree_divmod_fixed_value): New.
7225         (tree_mod_pow2): New.
7226         (tree_mod_subtract): New.
7227         (tree_divmod_fixed_value_transform): New.
7228         (tree_mod_pow2_value_transform): New.
7229         (tree_mod_subtract_transform): New.
7230         (tree_find_values_to_profile): Implement.
7231         * profile.c (instrument_values):  Free histograms.
7232         (compute_value_histograms): Adjust. Implement tree version.
7234 2005-03-29  Uros Bizjak  <uros@kss-loka.si>
7236         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
7237         * config/i386/i386.c (output_fix_trunc): Add new round_mode
7238         variable.  Output "fldcw" depending on round_mode.
7239         * config/i386/i386.md (UNSPEC_FIST): New.
7240         (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
7241         New isns patterns to implement lrint and llrint built-ins as x87
7242         intrinsic function.
7243         (fistdi2, fist<mode>2 splitters): New splitters.
7244         (lrint<mode>2): New expanders.
7246 2005-03-28  Ian Lance Taylor  <ian@airs.com>
7248         * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
7249         0 when calling final_scan_insn.
7251 2005-03-28  Jan Hubicka  <jh@suse.cz>
7253         PR middle-end/20635
7254         * varasm.c (mark_decl_referenced): Do not mark extern inline functions
7255         as needed.
7257         * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
7258         types where possible.
7260 2005-03-26  Per Bothner  <per@bothner.com>
7262         Make -f[no-]show-column also control non-cpp diagnostics.
7263         * c.opt (fshow-column): Move option from here ...
7264         * common.opt (fshow-column): ... to here.
7265         * diagnostic.c (diagnostic_build_prefix): Only print column number
7266         if flag_show_column.
7268 2005-03-27  Steven Bosscher  <stevenb@suse.de>
7270         * vax-protos.h (vax_output_int_move, vax_output_int_add,
7271         vax_output_conditional_branch): New prototypes.
7272         * vax.c (vax_output_int_move, vax_output_int_add): New functions,
7273         extracted from vax.md mov and add patterns.
7274         (vax_output_conditional_branch): New function to output conditional
7275         branch instructions.
7276         * vax.md: Use mode macros for arithmetic and mov patterns.
7277         Use code macros for the jump patterns.
7279 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
7281         * Makefile.in (libbackend.o): Depend on version files;
7282         add custom generation command.
7284 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
7286         PR target/20636
7287         * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
7288         sure that we have a REG before getting its REGNO.
7290 2005-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7292         * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
7293         * builtins.def (BUILT_IN_STRNDUP): New.
7295 2005-03-25  Pat Haugen  <pthaugen@us.ibm.com>
7297         PR tree-optimization/20470
7298         * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
7299         ABS(x-y).
7301 2005-03-25  Mike Stump  <mrs@apple.com>
7303         * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
7304         sized objects.
7306 2005-03-25  Geoffrey Keating  <geoffk@apple.com>
7308         * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
7309         Use our own structure definitions.
7311         * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
7312         (fix_truncdfsi2): Allow registers or memory as destination.
7313         When TARGET_PPC_GFXOPT, generate simplified pattern.
7314         (fix_truncdfsi2_internal): Use define_insn_and_split.
7315         (fix_truncdfsi2_internal_gfxopt): New.
7316         (fctiwz): Don't confuse register allocation by giving it no choices.
7317         (stfiwx): New.
7318         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
7319         (EXTRA_MEMORY_CONSTRAINT): Likewise.
7320         * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
7321         * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
7323 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
7325         * dominance.c (free_dominance_info): Speed up by freeing et
7326         data structures without maintaining other nodes.
7327         * et-forest.c (et_free_tree_force): New.
7328         * et-forest.h: Add a prototype for et_free_tree_force.
7330         * tree.c (get_set_constructor_bits,
7331         get_set_constructor_bytes): Remove.
7332         * tree.h: Remove the corresponding prototypes.
7334 2005-03-25  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
7336         PR target/15491
7337         * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
7338         (vax_rtx_costs): Return false when passed unsupported rtx's.  Handle
7339         FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE.  Fix costs for POST_INC,
7340         PRE_DEC, NEG and NOT.
7342 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
7344         * fold-const.c: Convert uses of fold (build (...)) to
7345         fold_buildN.
7347 2005-03-25  Zdenek Dvorak  <dvorakz@suse.cz>
7349         PR rtl-optimization/20249
7350         * cse.c (insert_regs): Do not record equivalence of registers in
7351         different modes.
7353 2005-03-24  Kazu Hirata  <kazu@cs.umass.edu>
7355         * emit-rtl.c (reverse_comparison): Remove.
7356         * rtl.h: Remove the corresponding prototype.
7358 2005-03-24  James E Wilson  <wilson@specifixinc.com>
7360         * doc/install.texi (--enable-altivec): Delete docs.
7362 2005-03-24  David Edelsohn  <edelsohn@gnu.org>
7364         * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
7365         SFmode and DFmode before reload when
7366         flag_unsafe_math_optimizations not enabled.
7368 2005-03-24  Geoffrey Keating  <geoffk@apple.com>
7370         * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
7372         * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
7373         MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
7375 2005-03-24  Nathan Sidwell  <nathan@codesourcery.com>
7377         * configure.ac (enable-checking): Add 'runtime' option.
7378         * doc/install.texi (enable-checking): Document 'runtime' checking.
7379         * tsystem.h (gcc_assert, gcc_unreachable): Define.
7380         * config.in: Regenerated.
7381         * configure: Regenerated.
7383 2005-03-23  Uros Bizjak  <uros@kss-loka.si>
7385         * optabs.h (enum optab_index): Remove OTI_llrint.
7386         (llrint_optab): Remove macro.
7387         * optabs.c (init_optabs): Remove llrint_optab initialization.
7388         * genopinit.c (optabs): Remove llrint_optab implementation.
7389         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
7390         using lrint_optab.
7392 2005-03-24  Alexandre Oliva  <aoliva@redhat.com>
7394         PR rtl-optimization/20532
7395         * simplify-rtx.c (simplify_binary_operation_1): Protect from
7396         overflow when adding coefficients for PLUS or MINUS.
7397         (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
7398         two as multiplier.
7400 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
7402         * langhooks.h (truthvalue_conversion): Remove.
7403         * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7404         LANG_HOOKS_TRUTHVALUE_CONVERSION.
7405         * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
7406         * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
7407         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
7409 2005-03-23  Kazu Hirata  <kazu@cs.umass.edu>
7411         * params.def: Fix a typo.
7412         * config/mips/mips.c: Follow the spelling convensions.
7413         * doc/invoke.texi: Fix typos.
7415 2005-03-23  Daniel Berlin  <dberlin@dberlin.org>
7417         Fix PR tree-optimization/20601
7419         * tree-ssa-pre.c (insert_aux): Add missing condition to
7420         constification.
7422 2005-03-23  Ian Lance Taylor  <ian@airs.com>
7424         * final.c (final_scan_insn): Don't remove no-op instructions.
7425         * reload1.c (reload): Remove simple no-op instructions even when
7426         not optimizing.
7428 2005-03-23  Dorit Naishlos  <dorit@il.ib.com>
7430         PR tree-optimization/20501
7431         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7432         reporting that peeling for alignment is applied moved to...
7433         * (vect_analyze_data_refs_alignment): Here.
7435 2005-03-23  Ian Lance Taylor  <ian@airs.com>
7437         * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7439 2005-03-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
7441         * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7442         Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7444 2005-03-23  Hans-Peter Nilsson  <hp@axis.com>
7446         * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7447         imply that this is called once, independent of asms in code.
7448         Adjust to now being pased output and input lists.  Mention helper
7449         function decl_overlaps_hard_reg_set_p.
7450         * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7451         hook_tree_tree_identity and to take three trees, returning third.
7452         * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7453         prototype.
7454         * stmt.c: include hard-reg-set.h before tree.h.
7455         (decl_overlaps_hard_reg_set_p): New function, broken out from...
7456         (decl_conflicts_with_clobbers_p): Call
7457         decl_overlaps_hard_reg_set_p.
7458         (expand_asm_operands): Pass output and input lists in call to
7459         targetm.md_asm_clobbers.
7460         * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7461         hook_tree_tree_tree_tree_3rd_identity.
7462         * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7463         parameters.
7464         * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7465         * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7466         parameters, first two unused.
7467         * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7468         parameters.  Only add MOF to clobbers if there's no 'h' mentioned
7469         in constraint letters and MOF is not mentioned as a asm-declared
7470         register in neither of the input and output lists.
7472 2005-03-23  DJ Delorie  <dj@redhat.com>
7474         * optabs.c (expand_binop): Make sure the first subword's result
7475         gets stored.
7477 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
7479         * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7480         Call c_common_truthvalue_conversion rather than
7481         lang_hooks.truthvalue_conversion.
7482         * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7483         * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7484         c-typeck.c.
7485         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7486         c_common_truthvalue_conversion.
7487         * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7488         c_parser_conditional_expression, c_parser_binary_expression): Call
7489         c_objc_common_truthvalue_conversion.
7490         * c-typeck.c (build_unary_op): Call
7491         c_objc_common_truthvalue_conversion.
7492         (build_conditional_expr): Do not call
7493         lang_hooks.truthvalue_conversion.
7494         (build_binary_op): Call c_common_truthvalue_conversion.
7495         (c_objc_common_truthvalue_conversion): Moved from
7496         c-objc-common.c.  Call default_function_array_conversion instead
7497         of default_conversion.
7499 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
7501         * c-common.h (default_conversion): Remove.
7502         (perform_integral_promotions): Add.
7503         * c-tree.h (default_conversion): Add.
7504         * c-typeck.c (perform_integral_promotions): New, split out from
7505         default_conversion.
7506         * c-common.c (check_case_value): Use perform_integral_promotions,
7507         not default_conversion.
7508         (c_add_case_label): Don't continue processing case label after
7509         found to be pointer.
7511 2005-03-23  Mark Mitchell  <mark@codesourcery.com>
7513         * gcc.c (do_spec_1): Do not add a -L path for a directory in
7514         the prefix list if we have already added a multilib directory
7515         based on that path.
7516         (main): Do not add MD_EXEC_PREFIX to the list of directories to
7517         search with -L.
7519 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
7521         * reload1.c (indirect_symref_ok, reload_obstack): Make them
7522         static.
7523         * reload.h: Remove the prototype for indirect_symref_ok.
7525         * reload1.c (indirect_symref_ok): Make it global.
7526         * reload.h: Add a prototype for indirect_symref_ok.
7528 2005-03-22  Kaz Kojima  <kkojima@gcc.gnu.org>
7530         * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7531         ashlhi3 expander.
7533 2005-03-22  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
7535         * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7537 2005-03-22  Daniel Berlin  <dberlin@dberlin.org>
7539         * c-opts.c (c_common_parse_file): Only start/end main source file
7540         if debug hooks says the writer wants it.
7541         * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7542         member.
7543         (xcoff_debug_hooks): Ditto.
7544         * debug.c (do_nothing_hooks): Ditto.
7545         * debug.h (gcc_debug_hooks): Ditto.
7546         * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7547         * sdbout.c (sdb_debug_hooks): Ditto.
7548         * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7550 2005-03-22  Mark Mitchell  <mark@codesourcery.com>
7552         * doc/extend.texi: Deprecate C++ min/max operators.
7554 2005-03-22  Zdenek Dvorak  <dvorakz@suse.cz>
7556         * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7557         artificial original candidates.
7559 2005-03-22  Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7560             Jan Hubicka  <jh@suse.cz>
7561             Steven Bosscher <stevenb@suse.de>
7563         * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7564         call cost based on argument sizes.
7565         (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7566         inlining.
7567         * params.def: (max-inline-inssn-single): Set to 450.
7568         (max-inline-insns-auto): Set to 90.
7569         (max-inline-insns-recursive): Set to 450
7570         (max-inline-insns-recursive-auto): Set to 450.
7571         (large-function-insns): Set to 2700.
7572         (inline-call-cost): New parameter.
7573         * tree-inline.c (estimate_move_cost): New function.
7574         (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7575         for non-gimple-regs, set cost to 0 for gimple-regs.  Compute call size
7576         based on arguments.
7577         * tree-inline.h (estimate_move_cost): Declare.
7578         * invoke.texi: (max-inline-inssn-single): Change default to 450.
7579         (max-inline-insns-auto): Change default to 90.
7580         (max-inline-insns-recursive): Change default to 450
7581         (max-inline-insns-recursive-auto): Change default to 450.
7582         (large-function-insns): Change default to 2700.
7583         (inline-call-cost): Document new parameter.
7585 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
7587         * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7588         (TARGET_DEFAULT): Delete.
7589         * config/i860/i860.opt: New file.
7591 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
7593         * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7594         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7595         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7596         (frv_sched_lookahead): Delete.
7597         * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7598         (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7599         (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7600         (MASK_LIBPIC, MASK_ACC_4,  MASK_PACK, MASK_LONG_CALLS)
7601         (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7602         (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7603         (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7604         (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7605         (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7606         (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7607         (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7608         (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7609         (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7610         (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7611         (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7612         (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7613         (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7614         (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7615         (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7616         (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7617         (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7618         (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7619         * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7620         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7621         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7622         (frv_sched_lookahead): Delete.
7623         (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7624         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7625         (frv_handle_option): New function.  Move -mcpu= handling from...
7626         (frv_override_options): ...here.  Remove handling of other
7627         TARGET_OPTIONS.
7628         (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7629         TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7630         (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7631         and TARGET_NO_MULTI_CE.
7632         (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7633         !TARGET_VLIW_BRANCH.
7634         * config/frv/frv.opt: New file.
7636 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
7638         * fold-const.c (fold_ternary): Take decomposed arguments of
7639         CALL_EXPR.
7640         (fold): Update a call to fold_ternary.
7642         * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7643         * tree.h: Add corresponding prototypes.
7645 2005-03-22  Jakub Jelinek  <jakub@redhat.com>
7647         PR target/20561
7648         * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7649         between jump table and its label.
7650         * final.c (shorten_branches): Handle notes in between ADDR_VEC
7651         resp. ADDR_DIFF_VEC and the label preceeding it.
7652         (final_scan_insn): Likewise.  Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7653         is emitted in the right section.
7655 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
7657         * fold-const.c (fold_unary, fold_binary): Update comments
7658         about arguments.
7660 2005-03-22  Hans-Peter Nilsson  <hp@axis.com>
7662         PR rtl-optimization/20527
7663         * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7664         REG_INC note, test that the register also isn't mentioned in PRED
7665         or SUCC.
7667 2005-03-22  Ben Elliston  <bje@au.ibm.com>
7669         * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7670         and definition.
7672 2005-03-21  Mike Stump  <mrs@apple.com>
7674         * varasm.c (default_assemble_visibility): Remove extra ().
7676 2005-03-21  Roger Sayle  <roger@eyesopen.com>
7678         PR middle-end/20557
7679         * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7680         to determine whether a block can be duplicated, rather than test
7681         whether the block contains noncopyable insns ourselves.
7683 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
7685         * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7686         predicates.
7688 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
7690         * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7692 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
7694         * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7695         (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7696         * config/fr30/fr30.opt: New file.
7698 2005-03-18  Daniel Berlin  <dberlin@dberlin.org>
7700         Fix PR tree-optimization/20542
7702         * tree-flow-inline.h (overlap_subvar): Move to here.
7703         * tree-ssa-operands.c: From here.
7704         * tree-flow.h (overlap_subvar): Declare.
7705         * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7706         * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7707         for variables with subvars.
7709 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7711         PR middle-end/20177
7712         * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7713         * modulo-sched.c (const_iteration_count): Return on NULL
7714         pre-header.
7715         (print_node_sched_params): Return on NULL dump_file.
7716         (generate_reg_moves): Handle reg-anti dependencies and disregard
7717         closing branch when generating register moves.
7718         (sms_schedule): Mark the SMSed block dirty.
7719         * passes.c (rest_of_handle_sms): Call update_life_info for all
7720         basic-blocks.
7721         * testsuite/gcc.dg/20050321-1.c: New test.
7723 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
7725         * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7726         * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7727         movqi_internal): Likewise.
7729 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
7731         * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7732         xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7733         xtensa_b4const): Delete prototypes.
7734         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7735         xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7736         (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7737         xtensa_extra_constraint): New prototypes.
7738         (add_operand, arith_operand, nonimmed_operand, mem_operand,
7739         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7740         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7741         move_operand, const_float_1_operand, fpmem_offset_operand,
7742         branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7743         * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7744         (xtensa_b4const_or_zero): ...this.  Change return type to bool and
7745         argument type to HOST_WIDE_INT.
7746         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7747         xtensa_mask_immediate): Likewise.
7748         (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7749         Likewise.  Also make these functions static.
7750         (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7751         (xtensa_const_ok_for_letter_p): New.
7752         (add_operand, arith_operand, nonimmed_operand, mem_operand,
7753         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7754         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7755         move_operand, const_float_1_operand, fpmem_offset_operand,
7756         branch_operator, ubranch_operator, boolean_operator): Move to
7757         predicates.md.
7758         (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7759         (xtensa_mem_offset): Change return type to bool.
7760         (xtensa_extra_constraint): New.
7761         (gen_int_relational): Update type of const_range_p function pointer.
7762         Use xtensa_b4const_or_zero.
7763         * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7764         xtensa_const_ok_for_letter_p.  Update comments.
7765         (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7766         (PREDICATE_CODES): Delete.
7767         * config/xtensa/xtensa.md: Include predicates.md.
7768         * config/xtensa/predicates.md: New file.
7770 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
7772         * config/v850/v850-protos.h: Remove the prototypes for
7773         reg_or_int9_operand, reg_or_const_operand,
7774         pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7775         reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7776         movsi_source_operand, power_of_two_operand,
7777         not_power_of_two_operand, special_symbolref_operand,
7778         pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7779         register_is_ok_for_epilogue.
7780         * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7781         reg_or_int9_operand, reg_or_const_operand,
7782         call_address_operand, special_symbolref_operand,
7783         movsi_source_operand, power_of_two_operand,
7784         not_power_of_two_operand, register_is_ok_for_epilogue,
7785         pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7786         pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7787         predicates.md.
7788         * config/v850/v850.h (PREDICATE_CODES): Remove.
7789         * config/v850/v850.md: Include predicates.md.
7790         * config/v850/predicates.md: New.
7792 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
7794         * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7795         (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7796         (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7797         (itoolsdir, itoolsdatadir): Move definition above new first use.
7798         (install-itoolsdirs): New rule.
7799         (install-mkheaders): Depend on install-itoolsdirs, not
7800         install-include-dir.
7802 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
7804         * tree-into-ssa.c: Remove obsolete comments.
7806 2005-03-21  Richard Guenther  <rguenth@gcc.gnu.org>
7808         * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7809         unrolling if -fpeel-loops is specified, too.
7810         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7811         Remove superfluous check for flag_unroll_loops.
7813 2005-03-21  Uros Bizjak  <uros@kss-loka.si>
7815         * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7816         (lrint_optab, llrint_optab): Define corresponding macros.
7817         * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7818         * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7819         pattern and llrint_optab using llrintdi2 patterns.
7820         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7821         using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7822         (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7823         BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7824         flag_unsafe_math_optimizations is set.
7826 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
7828         * combine.c (combine_simplify_rtx, simplify_if_then_else,
7829         simplify_logical, if_then_else_cond, known_cond,
7830         simplify_comparison): Adjust calls to reverse_comparison.
7831         Don't use combine_reversed_comparison_code).
7832         (combine_reversed_comparison_code): Remove.
7833         (reversed_comparison): Using reversed_comparison_code, move it...
7834         * jump.c (reversed_comparison): ... here.
7835         * rtl.h (reversed_comparison): Add prototype.
7837 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
7839         * builtins.c (fold_builtin): Take decomposed arguments of
7840         CALL_EXPR.
7841         * fold-const.c (fold_ternary): Update a call to fold_builtin.
7842         * gimplify.c (gimplify_call_expr): Likewise.
7843         * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7844         * tree.h: Update the prototype of fold_builtin.
7846 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
7848         * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7849         * rtlhooks.c (gen_lowpart_no_emit_general): New.
7850         * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7851         (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7852         * simplify-rtx.c (simplify_binary_operation_1): Use it.
7854 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
7856         * builtins.c (fold_builtin_1): Take decomposed arguments of
7857         CALL_EXPR.
7858         (fold_builtin): Update a call to fold_builtin_1.
7860 2005-03-21  Nathan Sidwell  <nathan@codesourcery.com>
7862         PR other/20564
7863         * gcov.c (output_lines): Only output function block summary when
7864         outputting branch information.
7865         * doc/gcov.texi: Document format of preamble and additional block
7866         information lines.
7868 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
7870         * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7871         (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7872         the defaults false if BITS_PER_UNIT != 8.
7873         (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7874         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7875         than BITS_PER_UNIT != 8.
7876         (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7877         (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7878         (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7879         #undefs.
7880         * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7881         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7883 2005-03-20  Roger Sayle  <roger@eyesopen.com>
7885         PR middle-end/20539
7886         * fold-const.c (fold_binary): Fix type mismatch between
7887         TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7888         (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7889         for non-truth-valued expressions.
7891         * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7892         and FUNCTION_DECL in the main switch.
7893         <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7894         TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7895         we also need to convert their operands to match.
7896         <TRUTH_NOT_EXPR>: Likewise.
7898 2005-03-21  Joseph S. Myers  <joseph@codesourcery.com>
7900         * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7901         diagnostic without checking whether an lvalue.
7902         * c-common.h (lvalue_p): Remove.
7903         (enum lvalue_use): Update comment.
7904         (lvalue_or_else): Replace by lvalue_error.
7905         * c-typeck.c (lvalue_p): Make static.
7906         (lvalue_or_else): New.  Call lvalue_error.
7908 2005-03-21  Alan Modra  <amodra@bigpond.net.au>
7910         * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7911         (function_arg_advance): Use rs6000_parm_start.
7912         (function_arg, rs6000_arg_partial_bytes): Likewise.
7914 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
7916         * c-common.c (check_case_value): Adjust comment about stripping
7917         NOPs.
7918         (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7919         * c-typeck.c (default_conversion, convert_arguments,
7920         build_modify_expr, convert_for_assignment, store_init_value,
7921         digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7922         manually.  Remove inaccurate comments.
7924 2005-03-20  Roger Sayle  <roger@eyesopen.com>
7925             Joseph S. Myers  <joseph@codesourcery.com>
7927         * varasm.c (do_assemble_alias): Restore comment describing function.
7928         Annotate the target parameter as potentially unused.
7930 2005-03-20  Marek Michalkiewicz  <marekm@amelek.gda.pl>
7932         PR target/18551
7933         * config/avr/avr.c (avr_output_function_prologue): Do not use
7934         current_function_name() in a label, use a local label instead.
7936 2005-03-20  David Edelsohn  <edelsohn@gnu.org>
7938         * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7939         flag_finite_math_only, not flag_unsafe_math_optimizations.
7941 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
7943         * builtins.c (fold_builtin_1): Update a call to
7944         targetm.fold_builtin.
7945         * hooks.c (hook_tree_tree_bool_null): Rename to
7946         hook_tree_tree_tree_bool_null.  Take one more argument of type
7947         tree.
7948         * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7949         * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7950         hook_tree_tree_tree_bool_null.
7951         * target.h (gcc_target): Update the prototype of fold_builtin.
7952         * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7953         arguments of CALL_EXPR.
7954         * doc/tm.texi (TARGET_FOLD_BUILTIN): Update.  Mention the
7955         new prototype.
7957 2005-03-20  Jan Hubicka  <jh@suse.cz>
7959         * cgraph.h (cgraph_node): Add prev_clone pointer.
7960         * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7961         (cgraph_clone_node): Produce doubly linked chain.
7963 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
7965         * c-common.c (handle_aligned_attribute, check_function_sentinel,
7966         get_nonnull_operand, handle_sentinel_attribute,
7967         check_function_arguments_recurse): Do not strip NOPS from
7968         INTEGER_CSTs.
7969         * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7970         Likewise.
7971         * c-format.c (get_constant): Likewise.
7972         * c-parser.c (c_parser_postfix_expression): Likewise.
7973         * c-typeck.c (set_init_index): Likewise.
7974         (convert_arguments): Don't check for NOP_EXPR containing integer
7975         constant.
7977 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
7979         * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7980         fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7981         Take decomposed arguments of CALL_EXPR.
7982         (fold_builtin_1): Update calls to the functions mentioned
7983         above.
7985 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
7987         * c-decl.c (check_bitfield_type_and_width): Require bit-field
7988         width to have integer type.
7989         (build_enumerator): Require enumerator value to have integer type.
7991 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
7993         * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7994         to __builtin_inff.
7996 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
7998         * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7999         std=iso9899:199x): Correct descriptions.
8001 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
8003         * config.gcc: Consistently use solaris2.1[0-9]* instead of
8004         solaris2.1[0-9].
8006 2005-03-19  Kazu Hirata  <kazu@cs.umass.edu>
8008         * builtins.c (fold_builtin_memcpy): Take decomposed arguments
8009         of CALL_EXPR.
8010         (expand_builtin_memcpy, fold_builtin_1): Update calls to
8011         fold_builtin_memcpy.
8013         * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
8014         arguments of CALL_EXPR.
8015         (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
8016         fold_builtin_found, fold_builtin_1): Update calls to
8017         fold_trunc_transparent_mathfn.
8019 2005-03-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8021         PR middle-end/20493
8022         * fold-const.c (fold_widened_comparison): Don't optimize casts of
8023         function pointers on targets that require function pointer
8024         canonicalization.
8025         (fold_sign_changed_comparison): Likewise.
8027 2005-03-19  Bernd Schmidt  <bernd.schmidt@analog.com>
8029         * combine.c (try_combine): When changing the mode of a hard reg, make
8030         sure that doing so is valid.
8032 2005-03-19  Richard Sandiford  <rsandifo@redhat.com>
8034         * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
8035         (TARGET_HANDLE_OPTION): Override default.
8036         (avr_handle_option): New function.
8037         * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
8038         (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
8039         (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
8040         (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
8041         (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
8042         (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
8043         (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
8044         (TARGET_OPTIONS): Delete.
8045         * config/avr/avr.opt: New file.
8047 2005-03-18  2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8049         * config/m32r/m32r-protos.h: Remove the prototypes for
8050         call_address_operand, symbolic_operand, seth_add3_operand,
8051         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8052         reg_or_uint16_operand, reg_or_cmp_int16_operand,
8053         two_insn_const_operand, move_src_operand,
8054         move_double_src_operand, move_dest_operand,
8055         eqne_comparison_operator, signed_comparison_operator,
8056         large_insn_p, conditional_move_operand, carry_compare_operand,
8057         m32r_block_immediate_operand, extend_operand,
8058         reg_or_eq_int16_operand, int8_operand, and
8059         reg_or_zero_operand.
8060         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8061         seth_add3_operand, int8_operand, cmp_int16_operand,
8062         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8063         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8064         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8065         move_double_src_operand, move_dest_operand,
8066         eqne_comparison_operator, signed_comparison_operator,
8067         extend_operand, small_insn_p, large_insn_p,
8068         conditional_move_operand, carry_compare_operand,
8069         m32r_block_immediate_operand): Move to predicates.md.
8070         (MAX_MOVE_BYTES): Move to m32r.h.
8071         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8072         * config/m32r/m32r.md: Include predicates.md.
8073         * config/m32r/predicates.md: New.
8075 2005-03-18  James E Wilson  <wilson@specifixinc.com>
8077         PR c++/19769
8078         * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
8079         origin.
8081 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8083         * config/mn10300/mn10300-protos.h: Remove the prototypes for
8084         call_address_operand, const_8bit_operand.
8085         * config/mn10300/mn10300.c (call_address_operand,
8086         const_8bit_operand, const_1f_operand): Move to predicates.md.
8087         * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
8088         * config/mn10300/mn10300.md: Include predicates.md.
8089         * config/mn10300/predicates.md: New.
8091 2005-03-18  Joseph S. Myers  <joseph@codesourcery.com>
8093         * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
8094         declarations in diagnostics and %E for identifiers, not %s.
8096 2005-03-18  Jan Hubicka  <jh@suse.cz>
8097             Dale Johannesen  <dalej@apple.com>
8099         * basic-block.h (scale_bbs_frequencies_int,
8100         scale_bbs_frequencies_gcov_type): Declare.
8101         * cfg.c (RDIV): New macro.
8102         (update_bb_frequency_for_threading): Fix.
8103         * basic-block.h (scale_bbs_frequencies_int,
8104         scale_bbs_frequencies_gcov_type): New.
8105         * cfgloopmanip.c (scale_bbs_frequencies): Kill.
8106         (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
8107         scale_bbs_frequencies_int.
8108         * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
8110 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8112         * config/m32r/m32r-protos.h: Remove the prototypes for
8113         call_address_operand, symbolic_operand, seth_add3_operand,
8114         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8115         reg_or_uint16_operand, reg_or_cmp_int16_operand,
8116         two_insn_const_operand, move_src_operand,
8117         move_double_src_operand, move_dest_operand,
8118         eqne_comparison_operator, signed_comparison_operator,
8119         large_insn_p, conditional_move_operand, carry_compare_operand,
8120         m32r_block_immediate_operand, extend_operand,
8121         reg_or_eq_int16_operand, int8_operand, and
8122         reg_or_zero_operand.
8123         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8124         seth_add3_operand, int8_operand, cmp_int16_operand,
8125         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8126         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8127         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8128         move_double_src_operand, move_dest_operand,
8129         eqne_comparison_operator, signed_comparison_operator,
8130         extend_operand, small_insn_p, large_insn_p,
8131         conditional_move_operand, carry_compare_operand,
8132         m32r_block_immediate_operand): Move to predicates.md.
8133         (MAX_MOVE_BYTES): Move to m32r.h.
8134         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8135         * config/m32r/m32r.md: Include predicates.md.
8136         * config/m32r/predicates.md: New.
8138         * config/pa/pa-protos.h: Add prototypes for magic_milli and
8139         shadd_constant_p.
8140         * config/pa/pa.c (reg_or_0_operand, call_operand_address,
8141         symbolic_operand, symbolic_memory_operand,
8142         reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
8143         indexed_memory_operand, move_dest_operand, move_src_operand,
8144         prefetch_cc_operand, prefetch_nocc_operand,
8145         reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
8146         arith_operand, arith11_operand, pre_cint_operand,
8147         post_cint_operan, arith_double_operand, ireg_or_int5_operand,
8148         ireg_operand, int5_operand, uint5_operand, int11_operand,
8149         uint32_operand, arith5_operand, and_operand, ior_operand,
8150         lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
8151         pc_or_label_operand, div_operand, plus_xor_ior_operator,
8152         shadd_operand, movb_comparison_operator,
8153         cmpib_comparison_operator): Move to predicates.md.
8154         (magic_milli, shadd_constant_p): Make it extern.
8155         * config/pa/pa.h (PREDICATE_CODES): Remove.
8156         * config/pa/pa.md: Include predicates.md.
8157         * config/pa/predicates.md: New.
8159         * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
8160         predicate.
8162 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8164         * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
8165         config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
8166         config/alpha/freebsd.h, config/alpha/linux.h,
8167         config/alpha/netbsd.h, config/alpha/osf5.h,
8168         config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
8169         config/h8300/h8300-protos.h, config/h8300/h8300.c,
8170         config/h8300/h8300.h, config/ia64/unwind-ia64.c,
8171         doc/cppopts.texi: Update copyright.
8173 2005-03-18  Jan Hubicka  <jh@suse.cz>
8175         PR middle-end/20225
8176         * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
8177         too late.
8178         * varasm.c (find_decl_and_mark_needed): Mark needed only when not
8179         called too late.
8181 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8183         * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
8184         VEC_safe_push.
8186 2005-03-18  Paolo Bonzini  <bonzini@gnu.org>
8188         * combine.c (gen_binary): Remove.
8189         (known_cond, simplify_shift_const, find_split_point,
8190         combine_simplify_rtx, simplify_if_then_else, simplify_set,
8191         simplify_logical, expand_field_assignment, extract_left_shift,
8192         force_to_mode, if_then_else_cond, apply_distributive_law,
8193         simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
8194         simplify_comparison, reversed_comparison): Replace with
8195         simplify_gen_binary, simplify_gen_relational or
8196         distribute_and_simplify_rtx.
8197         (distribute_and_simplify_rtx): New function.
8199 2005-03-18  Alexey Neyman  <alex.neyman@auriga.ru>
8200             Paolo Bonzini  <gcc.gnu.org>
8202         * calls.c (setjmp_call_p, special_function_p): Update comments
8203         at the head of the functions.
8205 2005-03-18  Jan Hubicka  <jh@suse.cz>
8207         * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
8209         * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
8210         function body should be released; do not proactively release function
8211         bodies in non-unit-at-a-time mode.
8213 2005-03-18  Ralf Corsepius  <ralf.corsepius@rtems.org>
8215         * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
8216         mno-fp-ret-in-387 multilib variants.
8218 2005-03-18  Richard Sandiford  <rsandifo@redhat.com>
8220         * common.opt (m): Remove.
8221         * opts.c (handle_option): Pass 'm' options to set_target_switch if
8222         table lookup fails.
8223         (common_handle_option): Remove OPT_m case.
8225 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
8227         * builtins.c (fold_builtin_bitop): Take decomposed arguments
8228         of CALL_EXPR.
8229         (fold_builtin_1): Update a call to fold_builtin_bitop.
8231         * builtins.c (fold_builtin_signbit): Take decomposed arguments
8232         of CALL_EXPR.
8233         (fold_builtin_1): Update a call to fold_builtin_signbit.
8235 2005-03-17  Dorit Naishlos  <dorit@il.ibm.com>
8237         PR tree-optimization/20474
8238         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
8239         size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
8241 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
8243         * config/h8300/h8300-protos.h: Remove prototypes for
8244         general_operand_src, general_operand_dst, single_one_operand,
8245         single_zero_operand, call_insn_operand,
8246         two_insn_adds_subs_operand, small_call_insn_operand,
8247         jump_address_operand, bit_operand, bit_memory_operand,
8248         stack_pointer_operand, const_int_gt_2_operand,
8249         const_int_ge_8_operand, const_int_qi_operand,
8250         const_int_hi_operand, incdec_operand, bit_operator,
8251         nshift_operator, eqne_operator, gtle_operator,
8252         gtuleu_operator, iorxor_operator.
8253         Add prototypes for h8sx_shift_type h8sx_classify_shift and
8254         h8300_ldm_stm_parallel.
8255         * config/h8300/h8300.c (h8sx_shift_type,): Move to
8256         h8300-protos.h.
8257         (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
8258         SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
8259         (h8300_ldm_stm_parallel): Make it extern.
8260         (h8300_ldm_parallel, h8300_stm_parallel,
8261         h8300_return_parallel, general_operand_src,
8262         general_operand_dst, h8300_dst_operand, h8300_src_operand,
8263         nibble_operand, reg_or_nibble_operand, single_one_operand,
8264         single_zero_operand, call_insn_operand,
8265         two_insn_adds_subs_operand, small_call_insn_operand,
8266         jump_address_operand, bit_operand, bit_memory_operand,
8267         stack_pointer_operand, const_int_gt_2_operand,
8268         const_int_ge_8_operand, const_int_qi_operand,
8269         const_int_hi_operand, incdec_operand, eqne_operator,
8270         gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
8271         h8sx_binary_memory_operator, h8sx_unary_memory_operator,
8272         h8sx_unary_shift_operator, h8sx_binary_shift_operator,
8273         nshift_operator): Move to predicates.md.
8274         * config/h8300/h8300.h (PREDICATE_CODES): Remove.
8275         * config/h8300/h8300.md: Include predicates.md.
8276         * config/h8300/predicates.md: New.
8278 2005-03-17  Richard Henderson  <rth@redhat.com>
8280         * config.gcc (ia64*-*-hpux*): Add extra_options.
8281         * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
8282         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8283         * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
8284         (ia64_tls_size_string, ia64_tune_string): Remove.
8285         (ia64_tune): Init to PROCESSOR_ITANIUM2.
8286         (TARGET_DEFAULT_TARGET_FLAGS): New.
8287         (TARGET_HANDLE_OPTION): New.
8288         (ia64_override_options): Move options parsing ...
8289         (ia64_handle_option): ... here.  New.
8290         * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
8291         MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
8292         MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
8293         MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
8294         MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
8295         MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
8296         MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
8297         TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
8298         TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
8299         TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
8300         TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
8301         TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
8302         TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
8303         TARGET_EARLY_STOP_BITS): Remove.
8304         (TARGET_ILP32): Default false.
8305         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
8306         (enum ia64_inline_type): New.
8307         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8308         * config/ia64/ia64.md: Update for new definitions of
8309         TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
8310         * config/ia64/ia64.opt: New file.
8311         * config/ia64/ilp32.opt: New file.
8313 2005-03-17  H.J. Lu  <hongjiu.lu@intel.com>
8315         PR target/18380
8316         * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
8318 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
8320         * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
8321         instead of MASK_H8300S.
8322         * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
8323         MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
8324         MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
8325         MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
8326         TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
8327         TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
8328         TARGET_SWITCHES): Remove.
8329         (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
8330         TARGET_H8300SX.
8331         * config/h8300/h8300.opt: New.
8333         * config/alpha/alpha.opt, config/arc/arc.opt,
8334         config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
8335         notices.
8337 2005-03-17  Ian Lance Taylor  <ian@airs.com>
8339         * gmon.c: Remove.
8341 2005-03-17  Richard Sandiford  <rsandifo@redhat.com>
8343         * config/arc/arc.c (arc_cpu_string): Make static.  Default to "base"
8344         (arc_text_string, arc_data_string, arc_rodata_string): Make static.
8345         (TARGET_HANDLE_OPTION): Override default.
8346         (arc_handle_option): New function.
8347         (arc_init): Remove code to set arch_cpu_string.
8348         * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
8349         (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
8350         (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
8351         (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
8352         (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
8353         (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
8354         (arc_rodata_string, TARGET_OPTIONS): Delete.
8355         * config/arc/arc.opt: New file.
8357 2005-03-17  Richard Henderson  <rth@redhat.com>
8359         * doc/extend.texi (Weak Pragmas): New section.
8360         (attribute alias): Clarify that target must be in the same
8361         translation unit.
8363 2005-03-17  Richard Henderson  <rth@redhat.com>
8365         * config/alpha/alpha.opt: New file.
8366         * config/alpha/alpha.c (alpha_tune): New.  Rename all existing uses
8367         of alpha_cpu.
8368         (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
8369         alpha_fprm_string, alpha_fptm_string): Make static.
8370         (alpha_tls_size_string): Remove.
8371         (alpha_handle_option): New.
8372         (override_options): Update for alpha_cpu/alpha_tune split.
8373         (alpha_file_start): Likewise.
8374         (TARGET_DEFAULT_TARGET_FLAGS): New.
8375         (TARGET_HANDLE_OPTION): New.
8376         * config/alpha/alpha.h (alpha_tune): Declare.
8377         (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
8378         MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
8379         MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
8380         TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
8381         TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
8382         TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
8383         MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
8384         MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
8385         TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
8386         TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
8387         (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
8388         (TARGET_DEFAULT): Remove MASK_FP.
8389         (TARGET_FP): Redefined based on TARGET_SOFT_FP.
8390         (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
8391         (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
8392         alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
8393         alpha_tls_size_string): Remove.
8394         * config/alpha/alpha.md (prefetch): Use alpha_cpu.
8395         (attribute tune): Rename from attribute cpu.
8396         * config/alpha/ev4.md: Update to match.
8397         * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
8398         * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
8399         * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
8400         * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
8401         * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
8402         * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
8404 2005-03-16  James E. Wilson  <wilson@specifixinc.com>
8406         * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
8407         and return without creating new state if before_nops_num is nonzero.
8408         * config/ia64/ia64.md (first_insn): New attribute.
8409         (alloc): Set it to yes.
8411 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
8413         * tree-vectorizer.c (new_vec_stmt_info): Initialize
8414         STMT_VINFO_SUBVARS to NULL.
8415         * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8417 2005-03-16 Dale Johannesen  <dalej@apple.com>
8419         * rtlanal.c (find_first_parameter_load):  Rewrite to
8420         return actual first param load or the call if none,
8421         instead of first in block, when not all loads exist.
8423 2005-03-16  Roger Sayle  <roger@eyesopen.com>
8425         * optabs.c (expand_copysign_absneg): Make static.
8426         * optabs.h (expand_copysign_absneg): Delete prototype.
8427         * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8429 2005-03-16  Richard Henderson  <rth@redhat.com>
8431         PR middle-end/15700
8432         * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8433         (alias_pairs): Rename from output_defs.
8434         (find_decl_and_mark_needed): Split out from assemble_alias.
8435         (do_assemble_alias): New.
8436         (assemble_output_def): Remove.
8437         (finish_aliases_1, finish_aliases_2): New.
8438         (process_pending_assemble_output_defs): Remove.
8439         (assemble_alias): Defer aliases for which we don't yet have a
8440         non-external decl for the target symbol.
8441         * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8442         * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8443         * toplev.c (compile_file): Use finish_aliases_2 instead of
8444         process_pending_assemble_output_defs.
8445         * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8446         (process_pending_assemble_output_defs): Remove.
8448 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
8450         Fix PR tree-optimization/20489
8452         * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8453         for empty structures.
8455 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
8457         Fix PR tree-optimization/20490
8459         * tree-ssa-pre.c (create_expression_by_pieces): Use
8460         force_gimple_operand on result of fold.
8462 2005-03-16  Andrew Pinski  <pinskia@physics.uc.edu>
8464         * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8465         of closing parenthesis.
8467 2005-03-16  Kazu Hirata  <kazu@cs.umass.edu>
8469         * builtins.c (expand_movstr): Update a call to
8470         fold_builtin_strcpy.
8471         (expand_builtin_strncpy): Update a call to
8472         fold_builtin_strncpy.
8473         (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8474         arguments of CALL_EXPR.
8475         (fold_builtin_1): Update calls to fold_builtin_strcpy and
8476         fold_builtin_strncpy.
8477         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8478         * tree.h: Update the prototypes of fold_builtin_strcpy and
8479         fold_builtin_strncpy.
8481 2005-03-16  Steven Bosscher  <stevenb@suse.de>
8482             Dorit Naishlos  <dorit@il.ibm.com>
8484         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8485         UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8486         error.
8488 2005-03-16  Steven Bosscher  <stevenb@suse.de>
8490         * tree-inline.c (walk_type_fields, walk_tree,
8491         walk_tree_without_duplicates): Move from here...
8492         * tree.c: ...to here.
8494 2005-03-15  Zack Weinberg  <zack@codesourcery.com>
8496         * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8497         * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8498         (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8499         (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8500         (version): Define using $(BASEVER_c).
8501         (Makefile, config.status, build/gcov-iov.o): No longer depends on
8502         version.c.
8503         (version.o): Depend on version files; add custom generation command.
8504         (prefix.o): Define BASEVER on command line.
8505         (s-iov): Depend on version files; adjust command.
8506         (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8507         Add gcc-vers.texi.
8508         (gcc-vers.texi): New rule.
8509         (doc/%.info, doc/%.dvi): Add -I . to command line.
8510         (doc/gccinstall.dvi): Likewise.
8511         (PACKAGE): Delete.  All uses replaced with "gcc".
8512         * aclocal.m4: Do not include gcc-version.m4.
8513         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8514         Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8515         Set is_release based on contents of DEV-PHASE.
8516         Set gcc_version based on contents of BASE-VER.
8517         Define WIN32_REGISTRY_KEY only if the user overrode the default.
8518         * config.in, configure: Regenerate.
8519         * gccbug.in: Determine version of GCC in use at runtime.
8520         * gcov-iov.c: Get version number and development phase from
8521         command line, not by including version.c.
8522         * intl.c: Replace all uses of PACKAGE with "gcc".
8523         * libada-mk.in: Delete unused "gcc_version" variable.
8524         * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8525         * version.c: (VERSUFFIX): New hook for redistributors; adjust
8526         commentary to match.
8527         (version_string): Put together from pieces.
8528         * config/alpha/x-vms: Do not use $(gcc_version).
8529         * config/i386/t-nwld: Likewise.
8530         * doc/include/gcc-common.texi: Include gcc-vers.texi for
8531         version-GCC and DEVELOPMENT.
8533 2005-03-15  Roger Sayle  <roger@eyesopen.com>
8535         PR tree-optimization/17454
8536         * tree.c (tree_size): Add case for TREE_BINFO.
8537         * fold-const.c (fold_checksum_tree): Only clear the overloaded
8538         field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8540 2005-03-15  Roger Sayle  <roger@eyesopen.com>
8542         * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8543         op1 whilst expanding the signed widenening multiply variant.
8545 2005-03-15  Richard Sandiford  <rsandifo@redhat.com>
8547         * toplev.c (display_target_options): Avoid unused variable warning if
8548         TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8549         * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8550         (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8551         (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8552         (mips_isa_info): New variable.
8553         (mips_parse_cpu): Remove the first argument and leave the caller
8554         to report errors.
8555         (TARGET_HANDLE_OPTION): Override default.
8556         (mips_handle_option): New function.  Move option validation code from...
8557         (override_options): ...here.  Update calls to mips_parse_cpu.
8558         * config/mips/mips.h (mips_arch_string, mips_tune_string)
8559         (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8560         (SUBTARGET_TARGET_OPTIONS): Delete.
8561         * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8562         (mno-flush-func, mtune=): New options.
8564 2005-03-15  Roger Sayle  <roger@eyesopen.com>
8565             Richard Henderson  <rth@redhat.com>
8567         * real.c (c4x_single_format, c4x_extended_format): Provide values
8568         for signbit_ro for c4x's single and extended floating point formats.
8569         * optabs.c (expand_copysign): Use the floating point format's
8570         signbit_ro for expanding via expand_copysign_absneg, and it's
8571         signbit_rw field for expanding via expand_copysign_bit.
8573 2005-03-15  Dorit Naishlos  <dorit@il.ibm.com>
8575         * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8576         known_alignment_for_access_p.
8577         (known_alignment_for_access_p): New.
8578         (do_peeling_for_alignment): Field made int instead of bool and renamed
8579         to peeling_for_alignment.
8580         (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8581         * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8582         functionality used to be in vect_analyze_operations.
8583         (vect_analyze_operations): Code to determine vectorization factor was
8584         moved to vect_determine_vectorization_factor.
8585         (vect_enhance_data_refs_alignment): Update to correct alignment when it
8586         is known instead of -1.  Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8587         factor.
8588         (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8589         be part of vect_analyze_operations).
8590         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8591         creating the guard condition, as the number of iterations may be
8592         constant.
8593         (slpeel_tree_peel_loop_to_edge): Use new name of
8594         LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8595         * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8596         alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8597         (vect_do_peeling_for_alignment): Use fold.
8598         (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8600         (vect_update_inits_of_dr): Renamed to
8601         vect_update_init_of_dr.
8602         (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8603         (vectorizable_store): Fix assertion to use == instead of =.
8605 2005-03-15  Daniel Jacobowitz  <dan@codesourcery.com>
8607         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8608         call_used_regs for wCG registers.
8610 2005-03-15  Ulrich Weigand  <uweigand@de.ibm.com>
8612         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8613         for non-offsettable memory references to cope with outstanding reload
8614         replacements, take 2.
8616 2005-03-15  Uros Bizjak  <uros@kss-loka.si>
8618         PR target/18668
8619         * config/i386/i386.h (x86_fisttp): New.
8620         (TARGET_FISTTP): New macro.
8621         * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8622         (output_fix_trunc): Add fisttp parameter.  Generate fisttp x87
8623         instruction when fisttp flag is set.
8624         * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8626         * config/i386/i386.md (type attribute): Add fisttp.
8627         (unit attribute): Set to i387 for fisttp type.
8628         (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8629         (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8630         TARGET_FISTTP.
8631         (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8632         Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8633         macros.
8634         (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8635         patterns for TARGET_FISTTP.  Enable patterns for
8636         (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8637         (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8638         fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8639         implement fisttp x87 insn.
8640         (fix_trunc*_i387_fisttp splitters): New patterns.
8641         (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8642         Rename to *fix_trunc<mode>_i387_1.  Implement using mode macros.
8643         Disable patterns for TARGET_FISTTP.  Add comment about FLAGS_REG
8644         clobber.
8645         (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8646         Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8647         Implement using mode macros. Disable patterns for TARGET_FISTTP.
8648         (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8649         fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8650         fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8651         Disable patterns for TARGET_FISTTP.
8652         (fix_trunc*_i387 splitters): Implement usign mode macros.
8653         (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8654         fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8655         (fix_trunx*_sse peephole2s): Implement using mode macros.
8657 2005-03-15  J"orn Rennecke <joern.rennecke@st.com>
8659         PR rtl-optimization/20291
8660         * combine.c (try_combine): If splitting fails, re-try with
8661         original combined pattern, i.e. before clobber stripping.
8663 2005-03-14  Eric Christopher  <echristo@redhat.com>
8665         * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8666         STACK_GROWS_DOWNWARD.
8668 2005-03-14  Roger Sayle  <roger@eyesopen.com>
8670         * real.h (struct real_format): Split the signbit field into two
8671         two fields, signbit_ro and signbit_rw.
8672         * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8673         mips_double_format, ieee_extended_motorola_format,
8674         ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8675         ieee_extended_intel_128_format, ibm_extended_format,
8676         mips_extended_format, ieee_quad_format, mips_quad_format,
8677         vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8678         i370_double_format, c4x_single_format, c4x_extended_format,
8679         real_internal_format): Update initializers for new field.
8680         * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8681         real_format structure.
8682         * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8683         field of the real_format structure.
8685 2005-03-14  Daniel Berlin <dberlin@dberlin.org>
8687         Fix PR tree-optimization/20458
8689         * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8690         DECL_EXTERNAL on STRUCT_FIELD tags.
8691         (clear_call_clobbered): Ditto.
8692         * tree-ssa-operands.c (note_addressable): Make sure the original
8693         variable doesn't slip into the addressable list if we have
8694         subvars.
8695         * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8696         tags too.
8698 2005-03-14  Geoffrey Keating  <geoffk@apple.com>
8700         * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8701         (-fwide-exec-charset): Likewise.
8702         (-finput-charset): Likewise.
8703         * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8704         * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8705         * c.opt (Wnormalized): New.
8707 2005-03-14  Devang Patel  <dpatel@apple.com>
8709         * doc/invoke.texi: Add reference to Visibility document.
8711 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
8713         * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8714         MASK_SPLIT_ADDRESSES.
8715         * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8716         (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8717         (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8718         (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8719         (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8720         (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8721         (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8722         (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8723         (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8724         (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8725         (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8726         (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8727         (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8728         (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8729         (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8730         (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8731         (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8732         (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8733         (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8734         (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8735         (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8736         (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8737         (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8738         (TARGET_EXPLICIT_RELOCS): Delete.
8739         (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8740         (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8741         * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8742         (override_options): Set MASK_LONG64 if -mint64 is given and no
8743         -mlongXX option is.  Complain about -mint64 -mlong32.
8744         (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8745         MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8746         * config/mips/mips.opt: New file.
8748 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
8750         * config.gcc (extra_options): New variable for listing option files.
8751         Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8752         * configure.ac (extra_opt_files): New AC_SUBST variable.
8753         (tm_file_list, tm_include_list): Include options.h first.
8754         * configure: Regenerate.
8755         * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8756         (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8757         (s-options-h): New rule.
8758         (options.h): Depend on it.
8759         (TEXI_GCCINT_FILES): Add options.texi.
8760         * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8761         * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8762         * target.h (gcc_target): Add default_target_flags and handle_option.
8763         * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8764         (TARGET_HANDLE_OPTION): New macros.
8765         (TARGET_INITIALIZER): Include them.
8766         * opt-functions.awk (opt_args, nth_arg): New functions.
8767         (switch_flags): Handle the "Target" flag.
8768         (var_args): Delete.
8769         (var_name): Use opt_args and nth_arg.
8770         (var_set, var_ref): Likewise.  Handle "Mask" and "InverseMask".
8771         * opth-gen.awk: Declare target_flags.  Declare MASK_* and TARGET_*
8772         macros for the "Mask" and "InverseMask" options.
8773         * opts.h (cl_var_cond): New enum.
8774         (cl_option): Replace the "has_set_value" and "set_value" fields with
8775         "var_cond" and "var_value".
8776         (CL_TARGET): New macro.
8777         (option_enabled, print_filtered_help): Declare.
8778         (decode_options): Move definition.
8779         * opts.c (handle_option): Search for the original option before
8780         removing any "no-" prefix.  Handle CL_TARGET.  Adjust for the new
8781         var_cond and var_value fields.  Use targetm.handle_option to handle
8782         target options.
8783         (decode_options): Set target_flags to targetm.default_target_flags.
8784         (print_filtered_help): Make global.  Handle CL_TARGET.
8785         (option_enabled): New function.
8786         * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8787         (display_target_options, set_target_switch, print_switch_values)
8788         (default_pch_valid_p): Guard uses of target_switches with
8789         #ifdef TARGET_SWITCHES.  Also...
8790         (display_target_options): Display the CL_TARGET entries in cl_options.
8791         (set_target_option): Don't complain about the "" option when
8792         TARGET_SWITCHES is undefined.
8793         (print_switch_values): Use option_enabled.
8794         (default_pch_valid_p): Check cl_options[] when looking for something
8795         that has changed the value of target_flags.
8796         * c.opt: Remove documentation from top of file.
8797         * doc/gccint.texi: Add an "Options" chapter.  Include options.texi.
8798         * doc/sourecebuild.texi: Refer to the new options documentation
8799         instead of c.opt.  Document machine-specific .opt files.
8800         * doc/tm.texi (target_flags): Say that this variable is declared
8801         by options.h.
8802         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8803         (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8804         an alternative.
8805         * doc/options.texi: New file.
8807 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
8809         PR middle-end/18628
8810         * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8811         register.
8813 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
8815         PR c++/20280
8816         * gimplify.c (gimplify_cond_expr): Add fallback argument.  Use a
8817         temporary variable of pointer type if an lvalues is required.
8818         (gimplify_modify_expr_rhs): Request an rvalue from it.
8819         (gimplify_expr): Pass fallback on.
8821 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
8823         * cfgbuild.c: Update comments.
8825 2005-03-14  Roger Sayle  <roger@eyesopen.com>
8827         PR rtl-optimization/17236
8828         * optabs.c (expand_doubleword_mult): New helper function split out
8829         from expand_binop.  Permute the order in which instructions are
8830         emitted to minimize the number of simultaneously live registers.
8831         (expand_binop): Call expand_doubleword_mult to synthesize a double
8832         word multiplication.
8834 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
8836         * basic-block.h: Update the prototypes of cached_make_edge and
8837         rtl_make_eh_edge.
8838         * cfg.c (cached_make_edge): Take edge_cache representing one
8839         row of the adjacency matrix of edges.
8840         * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8841         (make_edges): Initialize edge_cache to represent one row of
8842         the adjacency matrix of edges.
8844 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
8846         * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8847         New functions.
8848         (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8849         Remove unused removed_phis variable.
8850         (conditional_replacement): Use build1/build2.
8851         (abs_replacement): Use last_and_only_stmt and build1/build2.
8853 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
8855         * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8856         ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8857         * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8858         (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8859         * c-common.c (handle_novops_attribute): New function.
8860         (c_common_attribute_table): Add "no vops" entry.
8861         * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8862         * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8863         * tree-ssa-operands.c (get_call_expr_operands): Do not
8864         create virtual operands for calls with ECF_NOVOPS flag.
8865         * tree.h (DECL_IS_NOVOPS): New macro.
8866         (struct tree_decl): Add novops_flag.
8867         (ECF_NOVOPS): New constant.
8869 2005-03-14  Uros Bizjak  <uros@kss-loka.si>
8871         PR target/17688
8872         * config/i386/i386.c (x86_use_himode_fiop): New.
8873         (x86_use_simode_fiop): Rename from x86_use_fiop.
8874         * config/i386/i386.h (x86_use_himode_fiop): Declare.
8875         (TARGET_USE_HIMODE_FIOP): New.
8876         (x86_use_simode_fiop): Rename from x86_use_fiop.
8877         (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8879         * config/i386/i386.md (X87MODEI12): New mode macro define.
8880         (*cmpfp_<mode>): Rename from *cmpfp_si.  Use X87MODEI12 mode macro
8881         to implement x87 FP compare with HImode input operands.
8882         (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8883         Use X87MODEI12 mode macro to handle HImode input operands.
8884         (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8885         *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8886         Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8887         *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8888         macro to implement x87 operators with HImode input operands.
8889         (fop splitters): Use X87MODEI12 mode macro to handle HImode
8890         input operands.
8892 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
8894         * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8895         integer_zerop.
8896         * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8897         constants invariant.
8899 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
8901         * basic-block.h (BB_VISITED): Removed.
8902         * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8904 2005-03-14  Falk Hueffner  <falk@debian.org>
8906         PR bootstrap/20424
8907         * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8909 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
8911         * ggc-zone.c: Fix comment typos.
8913         * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8914         stringpool.c, config/mips/mips-protos.h: Update copyright.
8916 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
8918         * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8919         throughout with its typedef, "rtx".
8920         * config/rs6000/rs6000.c: Likewise.  Formatting fixes.
8921         (rs6000_tls_symbol_ref_1): Remove inline keyword.
8922         * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting.  Reorder
8923         regs in comment to match code.
8925 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
8927         * except.c (check_handled): Make it static.
8928         * except.h: Remove the corresponding prototype.
8930         * function.c (get_func_frame_size): Make it static.
8931         * function.h: Remove the corresponding type.
8933         * regclass.c (reg_class_superclasses, reg_class_subclasses):
8934         Make them static.
8935         * hard-reg-set.h: Remove the corresponding declarations.
8937         * tree-cfg.c (verify_stmts): Check that
8938         bb_for_stmt (stmt) == bb for every PHI node and statement.
8940 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
8942         * config.gcc: Remove excess indentation.
8943         (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8945 2005-03-13  Roger Sayle  <roger@eyesopen.com>
8947         PR middle-end/19331
8948         * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8949         * fold-const.c (fold_sign_changed_comparison): Likewise.
8950         (fold_binary): Optimize comparisons against widened operands if
8951         the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8953 2005-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
8955         * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8956         (sparc_override_options): Initialize it.
8957         (sparc_struct_value_rtx): Set it on the MEM to be returned.
8959 2005-03-13  David Edelsohn  <edelsohn@gnu.org>
8961         * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8962         (reg_or_none500mem_operand): New predicate.
8963         (zero_reg_mem_operand): New predicate.
8964         * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8965         to reg_or_none500mem_operand.
8966         (extendsfdf2_fpr): Add MEM alternative.
8967         (extenddftf2_internal): Change operand2 predicate to
8968         zero_reg_mem_operand.
8970 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
8972         * ggc-zone.c: Rewritten.
8974         * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8975         if there are none.
8976         * configure.ac: Define GGC_ZONE for --with-gc=zone.
8977         * config.in: Regenerated.
8978         * configure: Regenerated.
8979         * gengtype.c (write_types_process_field, write_func_for_structure):
8980         Pass new argument to gt_pch_note_object.
8981         * ggc-common.c (struct ptr_data): Add TYPE.
8982         (gt_pch_note_object): Take TYPE argument and save it.
8983         (call_count): Update call to ggc_pch_count_object.
8984         (call_alloc): Update call to ggc_pch_alloc_object.
8985         (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8986         file.
8987         * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8988         * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8989         (ggc_alloc_zone_stat): Delete.
8990         (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8991         * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8992         (ggc_pch_alloc_object): Update prototypes.
8993         (garbage_zone): Delete.
8994         (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8995         GGC_ZONE conditional.  Update.  Change tree_zone and rtl_zone into
8996         pointers.
8997         (tree_id_zone): New variable.
8998         (ggc_alloc_cleared_zone): Remove unused.
8999         (ggc_alloc_zone): Define.
9000         (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
9001         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
9002         ggc_alloc_zone_stat.
9003         * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
9004         * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
9005         (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
9006         (make_node_stat): Likewise.  Use tree_id_zone.
9008 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
9009             Joseph S. Myers  <joseph@codesourcery.com>
9011         * configure.ac: Check for MIPS TLS.
9012         * configure: Regenerated.
9013         * config/mips/mips-protos.h (enum mips_symbol_type): Add
9014         SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
9015         SYMBOL_GOTTPREL, and SYMBOL_TPREL.
9016         * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
9017         (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
9018         (mips_classify_symbol, mips_symbolic_constant_p)
9019         (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
9020         (mips_tls_operand_p, mips_call_tls_get_addr)
9021         (mips_legitimize_tls_address, mips_cannot_force_const_mem)
9022         (mips_tls_symbol_ref_1): New functions.
9023         (mips_legitimize_address, mips_legitimize_const_move): Call
9024         mips_legitimize_tls_address.
9025         (override_options): Handle V1_REG and TLS symbols.  Disable TLS
9026         for MIPS16.
9027         * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
9028         (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
9029         (mips_char_to_class): Document V1_REG.
9030         (HAVE_AS_TLS): Provide default.
9031         * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
9032         constants.
9033         (load_got<mode>): Renamed from *load_got<mode>.  Allow when
9034         !TARGET_ABICALLS.
9035         (tls_get_tp_<mode>): New instruction.
9037 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
9039         * configure.ac: Update checks for target tools.
9040         * configure: Regenerated.
9042 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
9044         * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
9046 2005-03-13  Roger Sayle  <roger@eyesopen.com>
9048         * expmed.c (expand_mult): Use synthetic multiplication sequences for
9049         more classes of DImode multiplication by constant.  Allow both
9050         multiplication by small negative constants (by performing a
9051         multiplication by a positive constant and negating the result) and
9052         multiplications by large powers of two, by using a left shift.
9054 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
9056         * tree-into-ssa.c (find_idf): Speed up by putting the indexes
9057         of basic blocks into work_stack.
9059         * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
9060         config/mips/vr.h: Update copyright.
9062         * c-decl.c (c_init_decl_processing): Remove useless calls to
9063         build_function_type.
9065         * builtins.c (fold_trunc_transparent_mathfn,
9066         fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
9067         fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9068         fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
9069         fold_builtin_strcpy, fold_builtin_strncpy,
9070         fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
9071         TREE_TYPE (exp).
9073         * builtins.c (expand_builtin_mathfn_3): Remove local variable
9074         before_call.
9076         * lambda-code.c (lambda_compute_auxillary_space): Remove local
9077         variable determinant.
9079         * tree-cfg.c (group_case_labels): Remove local variable type.
9081         * tree-ssa-live.c (build_tree_conflict_graph): Remove local
9082         variable ann.
9084         * tree-ssa-phiopt.c (value_replacement): Remove local variable
9085         result.
9087 2005-03-13  Andy Hutchinson  <HutchinsonAndy@netscape.net>
9089         PR target/18251
9090         * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
9091         (*movmemqi_insn): Delete.
9092         (*movmemhi): Delete.
9094 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
9096         * builtins.c (fold_builtin_classify): Take decomposed
9097         arguments of CALL_EXPR.
9098         (fold_builtin_1): Update a call to fold_builtin_classify.
9100 2005-03-13  Joseph S. Myers  <joseph@codesourcery.com>
9102         PR c/20402
9103         * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
9104         through into call to parser_xref_tag after parse error.
9105         (c_parser_struct_declaration): Consistently return NULL_TREE on
9106         error.
9108 2005-03-12  Daniel Berlin  <dberlin@dberlin.org>
9110         * tree-flow-inline.h (ref_contains_array_ref): New function.
9111         (lookup_subvars_for_var): Ditto.
9112         (get_subvars_for_var): Ditto.
9113         (var_can_have_subvars): Ditto.
9115         * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
9116         (struct subvar): New type.
9118         * tree-dfa.c (okay_component_ref_for_subvars): New function.
9120         * tree-optimize.c (init_tree_optimization_passes): Call
9121         pass_create_structure_vars.
9123         * tree-ssa-alias.c: Include vec.h.
9124         (init_alias_info): Don't auto-clear call clobbered on struct-field
9125         tags.
9126         (compute_flow_insensitive_aliasing): Handle subvars.
9127         (group_aliases): Handle STRUCT_FIELD aliases.
9128         (setup_pointers_and_addressables): Ditto.
9129         Don't mark variables non-addressable if they still have
9130         addressable subvars.
9131         Also mark subvars addressable when the real variable is marked
9132         addressable.
9133         (add_pointed_to_var): Try to prune the pointed-to set by only
9134         pointing to subvars when possible.
9135         Otherwise, make sure we set addresses_needed and pt_vars to
9136         properly include subvars.
9137         (bitpos_of_field): New function.
9138         (push_fields_onto_fieldstack): Ditto.
9139         (get_or_create_used_part_for): Ditto.
9140         (create_overlap_variables_for): Ditto.
9141         (find_used_portions): Ditto.
9142         (create_structure_vars): Ditto.
9143         (pass_create_structure_vars): New structure.
9145         * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
9146         (get_expr_operands): Handle subvars.  Also try to turn
9147         COMPONENT_REF accesses into must-defs now that we can accurately
9148         portray it.
9149         (note_addressable): Try to only mark as addressable those subvars
9150         we know a COMPONENT_REF touches.
9151         (overlap_subvar): New function.
9153         * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
9154         Handle subvar storing.
9155         (vect_address_analysis): Update caller of vect_object_analysis.
9157         * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
9159         * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
9160         (STMT_VINFO_SUBVARS): New macro.
9162         * common.opts: add flag_tree_salias.
9164         * opts.c (decode_options): flag_tree_salias defaults to on.
9166         * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
9168         * doc/tree-ssa.texi: Document structural alias analysis.
9170 2005-03-12  Steven Bosscher  <stevenb@suse.de>
9172         * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
9173         * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
9174         * tree-ssa-operands.c (get_expr_operands): Likewise.
9175         (get_expr_operands): Likewise for ERROR_MARK.
9177 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
9179         * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
9180         var.
9182         * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
9183         removed_phis.
9185         * tree-ssa-pre.c (compute_avail): Remove local variable val.
9186         (mark_operand_necessary): Remove local variable ver.
9188         * tree-vect-transform.c (vect_get_new_vect_var): Remove local
9189         variable prefix_len.
9191         * value-prof.c (mod_subtract_transform): Remove local variable
9192         value.
9194         * builtins.c (fold_builtin_exponent): Take decomposed
9195         arguments of CALL_EXPR.
9196         (fold_builtin_1): Update a call to fold_builtin_exponent.
9198         * builtins.c (fold_builtin_logarithm): Take decomposed
9199         arguments of CALL_EXPR.
9200         (fold_builtin_1): Update a call to fold_builtin_logarithm.
9202         * c-decl.c (c_init_decl_processing): Remove local variables
9203         ptr_ftype_void and ptr_ftype_ptr.
9205         * gimplify.c (gimplify_expr): Remove local variables r0 and
9206         r1.
9208         * reg-stack.c (move_for_stack_reg): Remove local variable
9209         push_insn.
9210         (compare_for_stack_reg): Remove local variable flags_user.
9211         (convert_regs_1): Remove local variable deleted.
9213         * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
9214         variable new_cond.
9215         (combine_blocks): Remove local variables exits and new_e.
9217         * tree-inline.c (expand_call_inline): Remove local variable
9218         decl.
9220         * tree-ssa-live.c (create_ssa_var_map,
9221         calculate_live_on_entry): Remove local variable snn.
9223 2005-03-12  Geoffrey Keating  <geoffk@apple.com>
9225         * c-lex.c (c_lex_with_flags): Add parameter to call to
9226         cpp_spell_token.
9228 2005-03-11  Per Bothner  <per@bothner.com>
9230         * c-tree.h (struct c_declarator): New id_loc field.
9231         * c-pragma.h (c_lex_with_flags): Take position reference.
9232         * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
9233         iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
9234         (c_lex): Pass dummy location to c_lex_with_flags.
9235         * c-parser.c (c_lex_one_token): Set c_token's location using
9236         c_lex_with_flags, instead of input_location, which might be "ahead".
9237         (c_parser_direct_declarator): Set declarator's id_loc from
9238         c_token's id_loc.
9239         * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
9240         declarator's id_loc, rather than probably-imprecise input_location.
9241         (build_id_declarator): Initialize c_declarator's id_loc field.
9243 2005-03-11  Roger Sayle  <roger@eyesopen.com>
9245         PR middle-end/20419
9246         * builtins.c (expand_builtin_signbit): Force the signbit's word
9247         into an integer register to avoid SUBREGs of floating point modes.
9249 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
9251         * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
9252         target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
9253         tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
9254         config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
9256 2005-03-11  David Edelsohn  <edelsohn@gnu.org>
9258         PR rtl-optimization/20306
9259         * expr.c (emit_move_complex): Set try_int false if mode is
9260         MODE_COMPLEX_FLOAT and mov_optab exists for inner mode.  Only try
9261         emit_block_move if try_int is true.
9263 2005-03-11  Richard Henderson  <rth@redhat.com>
9265         PR target/20415
9266         * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
9267         * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
9268         to match.
9270 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
9272         * config/mips/mips.h (mips_fix_vr4130_string): Declare.
9273         (TARGET_FIX_VR4130): New macro.
9274         (TARGET_OPTIONS): Add -mfix-vr4130.
9275         (ISA_HAS_MACCHI): New macro.
9276         (ASM_SPEC): Add -mfix-vr4130.
9277         * config/mips/mips.c (mips_fix_vr4130_string): New variable.
9278         (override_options): Handle mips_fix_vr4130_string.
9279         (mips_avoid_hazards): Clear all_noreorder_p
9280         if we're working around VR4130 errata and the macc alternatives
9281         are not available.
9282         * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
9283         (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
9284         * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
9285         (MULTILIB_DEFAULTS): Remove leading "march=".
9286         (DRIVER_SELF_SPECS): Likewise.  Make -mfix-vr4130 imply -march=vr4130
9287         if no architecture option is given.
9288         * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
9289         VR4130 multilibs.
9290         (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
9291         * doc/invoke.texi: Document -mfix-vr4130.
9293 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
9295         * config/mips/mips.c (override_options): Only warn about -mint64
9296         deprecation if TARGET_INT64.
9298 2005-03-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9300         * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
9301         ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
9302         ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
9303         are non-specific regarding the nonnull parameter positions.
9304         (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
9305         ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
9306         ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
9307         ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
9309         * builtins.def: Use the non-specific "nonnull" attibute lists.
9311 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
9313         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9314         single_pred_edge, single_succ, single_pred): Improve comments.
9316 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
9318         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9319         single_pred_edge, single_succ, single_pred): New inline functions.
9320         * bb-reorder.c (rotate_loop, find_traces_1_round,
9321         add_labels_and_missing_jumps, fix_up_fall_thru_edges,
9322         duplicate_computed_gotos): Use the single_succ/pred functions.
9323         * cfganal.c (forwarder_block_p): Ditto.
9324         * cfgbuild.c (compute_outgoing_frequencies): Ditto.
9325         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
9326         outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
9327         merge_seq_blocks): Ditto.
9328         * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
9329         * cfglayout.c (fixup_reorder_chain): Ditto.
9330         * cfgloop.c (mark_single_exit_loops, update_latch_info,
9331         canonicalize_loop_headers, verify_loop_structure): Ditto.
9332         * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
9333         mfb_update_loops, create_preheader, force_single_succ_latches,
9334         create_loop_notes): Ditto.
9335         * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
9336         force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
9337         commit_one_edge_insertion, purge_dead_edges,
9338         cfg_layout_can_merge_blocks_p): Ditto.
9339         * except.c (sjlj_emit_function_enter): Ditto.
9340         * flow.c (init_propagate_block_info): Ditto.
9341         * function.c (thread_prologue_and_epilogue_insns): Ditto.
9342         * gcse.c (find_implicit_sets, bypass_conditional_jumps,
9343         insert_insn_end_bb): Ditto.
9344         * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
9345         find_if_case_2): Ditto.
9346         * lambda-code.c (perfect_nestify): Ditto.
9347         * lcm.c (optimize_mode_switching): Ditto.
9348         * loop-doloop.c (doloop_modify): Ditto.
9349         * loop-init.c (loop_optimizer_init): Ditto.
9350         * loop-iv.c (simplify_using_initial_values): Ditto.
9351         * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9352         * loop-unswitch.c (unswitch_loop): Ditto.
9353         * modulo-sched.c (generate_prolog_epilog): Ditto.
9354         * predict.c (combine_predictions_for_insn, estimate_probability,
9355         tree_estimate_probability, last_basic_block_p,
9356         estimate_bb_frequencies): Ditto.
9357         * profile.c (branch_prob): Ditto.
9358         * regrename.c (copyprop_hardreg_forward): Ditto.
9359         * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
9360         * tracer.c (layout_superblocks): Ditto.
9361         * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
9362         cfg_remove_useless_stmts_bb, cleanup_control_flow,
9363         cleanup_control_expr_graph, disband_implicit_edges,
9364         tree_find_edge_insert_loc, bsi_commit_edge_inserts,
9365         tree_verify_flow_info, tree_make_forwarder_block,
9366         tree_forwarder_block_p, remove_forwarder_block,
9367         remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
9368         * tree-if-conv.c (tree_if_conversion): Ditto.
9369         * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9370         * tree-ssa-dce.c (remove_dead_stmt): Ditto.
9371         * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
9372         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
9373         copy_loop_headers): Ditto.
9374         * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
9375         * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
9376         * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
9377         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
9378         * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
9379         * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
9380         * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
9381         * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
9382         * tree-ssa-threadupdate.c (redirect_edges): Ditto.
9383         * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
9384         eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
9385         * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
9386         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9387         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
9388         slpeel_add_loop_guard): Ditto.
9390 2005-03-11  James A. Morrison  <phython@gcc.gnu.org>
9392         PR tree-optimization/15784
9393         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
9394         and -1 - A to ~A.
9396         * stmt.c (expand_case): Don't change index_type.  Convert minval
9397         to the proper type.
9399         PR tree-optimization/20130
9400         * fold-const.c (fold): Fold x * -1 into -x.
9402 2005-03-11  Kaz Kojima  <kkojima@gcc.gnu.org>
9404         PR rtl-optimization/20331
9405         * rtlanal.c (modified_between_p): Check its address first for MEM.
9406         (modified_in_p): Likewise.
9408 2005-03-11  Joseph S. Myers  <joseph@codesourcery.com>
9410         * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
9412 2005-03-10  Steven Bosscher  <stevenb@suse.de>
9414         * expr.c (expand_expr_real_1): If possible, use a conditional
9415         move for expanding MIN_EXPR and MAX_EXPR.
9416         Use temp for moving around rtx-en.
9418 2005-03-10  Andrew Pinski  <pinskia@physics.uc.edu>
9420         PR rtl-opt/20412
9421         * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
9422         correct mode.
9424 2005-03-10  Roger Sayle  <roger@eyesopen.com>
9426         * builtins.c (expand_builtin_signbit): Extend to handle floating
9427         point modes wider than the largest integer type, using the
9428         operand_subword_force function to obtain the signbit's word.
9430 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
9432         PR target/20322
9433         * combine.c (try_combine): If recog_for_combine added CLOBBERs
9434         to NEWI2PAT, fail to combine if they are used by NEWPAT.
9436 2005-03-10  Aldy Hernandez  <aldyh@redhat.com>
9438         * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9440 2005-03-10  Kazu Hirata  <kazu@cs.umass.edu>
9442         * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9443         type void.
9444         (perform_edge_inserts): Unconditionally call
9445         free_dominator_info.
9447         * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9449 2005-03-10  Bob Wilson  <bob.wilson@acm.org>
9451         * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9453 2005-03-10  Nathan Sidwell  <nathan@codesourcery.com>
9455         * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9457         * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9458         gcc_unreachable.
9459         (rtl_register_value_prof_hooks,
9460         tree_value_profile_transformations,
9461         tree_register_value_prof_hooks): Likewise.
9462         * var-tracking.c (stack_adjust_offset_pre_post,
9463         variable_htab_free, variable_union, dataflow_set_different_2,
9464         count_uses, variable_was_changed, set_frame_base_location,
9465         set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9466         vt_add_function_parameters): Likewise.
9467         * varasm.c (named_section_real, named_section, make_decl_rtl,
9468         asm_emit_uninitialised, assemble_integer, decode_addr_const,
9469         const_hash_1, compare_constant, copy_constant, force_const_mem,
9470         output_constant_pool_2, output_constant_pool_1, output_constant,
9471         output_constructor, make_decl_one_only, decl_tls_model,
9472         default_no_named_section, default_elf_select_section_1,
9473         default_unique_section_1): Likewise.
9474         * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9475         * vmsdbgout.c (addr_const_to_string): Likewise.
9477         PR c++/20375
9478         * function.c (struct assign_parm_data_one): Remove last_named
9479         field.
9480         (assign_parm_find_data_types): Don't determine last_named.
9481         Reorder named_parm determination.
9482         (assign_parms): Only setup varargs on the last non-varadic
9483         parameter.
9485 2005-03-10  Kazuhiro Inaoka  <inaoka.lazuhiro@renesas.com>
9487         * config/m32r/m32r.md (load_sda_base_32): New pattern.  Loads
9488         sda base address on medium model.
9490 2005-03-10  Zdenek Dvorak  <dvorakz@suse.cz>
9492         * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9493         * cfgloop.c (flow_loop_nodes_find): Export.
9494         * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9495         Declare.
9496         * cfgloopmanip.c (fix_loop_structure): New function.
9497         * predict.c (predict_loops): Clean up the loops information.
9498         * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9499         (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9500         loop structure.
9501         * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9502         (rewrite_into_loop_closed_ssa): Declaration changed.
9503         * tree-loop-linear.c (linear_transform_loops): Add argument to
9504         rewrite_into_loop_closed_ssa call.
9505         * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9506         * tree-ssa-loop-im.c (move_computations): Ditto.
9507         * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9508         * tree-vectorizer.c (vectorize_loops): Ditto.
9509         * tree-optimize.c: Include cfgloop.h.
9510         (execute_todo): Choose whether to call cleanup_tree_cfg or
9511         cleanup_tree_cfg_loop.
9512         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9513         (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9514         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9515         cleanup_tree_cfg_loop call.
9516         * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9517         (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9518         work on part of cfg.
9520 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
9522         PR inline-asm/20314
9523         * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9524         with multiple alternatives.
9526         * stmt.c (parse_output_constraint): Fix a typo.
9528 2005-03-09  Bob Wilson  <bob.wilson@acm.org>
9530         * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9531         assembly directive instead of deprecated "no-generics".
9533 2005-03-09  Ulrich Weigand  <uweigand@de.ibm.com>
9535         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9536         for non-offsettable memory references to cope with outstanding reload
9537         replacements.
9538         * config/s390/s390.md ("reload_outti"): Call find_replacement to
9539         avoid losing outstanding address reloads.
9540         ("reload_outdi", "reload_outdf"): Likewise.
9542 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9544         * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9545         code.  Add more cbrt transformations.
9547 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9549         * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9551 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
9553         * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9554         NULL_TREE when a given tree is not simplified.
9555         (fold): Return the original tree when any of the functions
9556         mentioned above NULL_TREE.
9558         * fold-const.c (fold_unary, fold_binary): Take decomposed
9559         arguments, code, type, op0, and op1 in case of fold_binary.
9560         (fold): Update calls to fold_unary and fold_binary.
9562 2005-03-09  Roger Sayle  <roger@eyesopen.com>
9564         * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9565         a fndecl and an arglist instead of a CALL_EXPR, exp.
9567 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
9569         * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9571         * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9573         * expr.c (expand_assignment): Remove orig_to_rtx.
9575         * fold-const.c (int_const_binop): Remove no_overflow.
9577         * ifcvt.c (noce_emit_move_insn): Remove inmode.
9579         * loop-iv.c (get_biv_step_1): Remove lhs.
9581         * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9583         * real.c (real_nan): Remove neg.
9585         * function.c (thread_prologue_and_epilogue_insns): Remove i
9586         and newinsn.
9588         * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9589         tb.
9591         * tree-eh.c (tree_could_trap_p): Remove idx.
9593         * tree-into-ssa.c (ann): Remove ann.
9595         * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9597         * tree-sra.c (decide_block_copy): Remove inst_count.
9599         * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9601         * tree-ssa-loop-im.c (lhs): Remove.
9603         * cfgbuild.c (state, STATE, SET_STATE,
9604         BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9605         make_edges.
9606         (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9607         (find_basic_blocks): Set the state of each basic block to
9608         BLOCK_NEW.
9610 2005-03-08  Jeff Law  <law@redhat.com>
9612         * tree-cfg.c (cleanup_control_flow): If removal of a computed
9613         goto results in the removal of edges in the CFG, then we need
9614         to recompute dominators.
9616 2005-03-09  Ben Elliston  <bje@au.ibm.com>
9618         * c-common.c (c_do_switch_warnings): Comment fix.
9620 2005-03-08  Julian Brown  <julian@codesourcery.com>
9622         * Patch from 2005-03-08 reverted for causing regressions and
9623         ppc-darwin bootstrap failure.
9625 2005-03-08  Fariborz Jahanian <fjahanian@apple.com>
9627         * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9628         Define the real function for ppc-darwin.
9629         * c-typeck.c (convert_arguments): Check for target-specific
9630         invalid argument call to unprototyped function.
9631         * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9632         New Macro.
9633         * target.h (invalid_arg_for_unprototyped_fn): New field
9634         in struct calls.
9635         * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9636         default target hook.
9637         * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9638         Declare.
9640 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
9642         * c-typeck.c (constructor_stack, constructor_range_stack,
9643         initializer_stack): Make them static.
9645         * cfg.c (rbi_pool): Make it static.
9647         * gimple-low.c (lower_stmt_body): Make it static.
9648         * tree-flow.h: Remove the corresponding prototype.  Don't
9649         declare lower_data.
9651         * sched-deps.c (cache_size): Make it static.
9653         * stor-layout.c (lang_adjust_rli): Make it static.
9655 2005-03-08  Julian Brown  <julian@codesourcery.com>
9657         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9658         from being used for symbols with vague linkage when
9659         HAVE_GAS_COMDAT_GROUP is true.
9661 2005-03-08  J"orn Rennecke <joern.rennecke@st.com>
9663         * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9664         nlabel == JUMP_LABEL (jump).
9666 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
9668         * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9669         gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9670         tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9671         tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9673 2005-03-08  Alexey Neyman  <alex.neyman@auriga.ru>
9675         PR c/14411
9676         * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9677         * c-common.c (handle_returns_twice): New function.
9678         (c_common_attribute_table): Declare eturns_twice' attribute.
9679         * doc/extend.texi: Document eturns_twice' attribute.
9680         * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9681         (struct tree_decl): Add returns_twice_flag.
9683 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
9685         * tree-ssa-phiopt.c: Fix a comment typo.
9687         * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9688         loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9689         config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9690         copyright.
9692 2005-03-08  Richard Henderson  <rth@redhat.com>
9694         * config/alpha/alpha.c (code_for_builtin): Replace special-case
9695         builtin codes with ctzdi2, clzdi2, popcountdi2.
9696         (struct alpha_builtin_def): Add is_const.
9697         (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9698         (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9699         (alpha_init_builtins): Init them.  Set nothrow and const attributes
9700         on builtins.
9701         (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9702         alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9703         alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9704         alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9705         alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9706         alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9707         alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9708         alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9709         (TARGET_FOLD_BUILTIN): New.
9710         * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9711         (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9712         (ffsdi2): Use ctz.
9713         (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9715 2005-03-08  Ira Rosen  <irar@il.ibm.com>
9717         PR tree-optimization/20122
9718         * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9719         condition of access function instead of base.
9721 2005-03-07  Jeff Law  <law@redhat.com>
9722             Steven Bosscher  <stevenb@suse.de>
9724         * tree-cfg.c (find_taken_edge_computed_goto): New function.
9725         (find_taken_edge): Call find_taken_edge_computed_goto as
9726         appropriate.  Allow any gimple invariant rather than just
9727         INTEGER_CST for VAL.
9728         (cleanup_control_flow): Cleanup a computed goto which has turned
9729         into a simple goto.
9730         (tree_merge_blocks): If block B has any forced labels, move
9731         them to the start of block A.
9732         * tree-ssa-dom.c (thread_across_edge): Allow threading across
9733         computed gotos as well.
9734         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9735         removal of unnecessary computed gotos too.
9736         (lookup_redirection_data): Fix type of INSERT argument.  Callers
9737         updated.
9739 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
9741         * tree-ssa-phiopt.c: Update copyright.  Fix indentations.
9742         Remove trailing spaces.
9744         * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9745         unshare_all_trees): Make them static.
9746         * tree-gimple.h: Remove the corresponding prototypes.
9748         * diagnostic.h: Remove unused prototype
9749         debug_output_buffer.
9750         * modulo-sched.c: Remove unused prototype
9751         set_row_column_for_ps.
9753         * tree-ssa-phiopt.c (tree_ssa_phiopt,
9754         replace_phi_edge_with_variable): Remove unused variable i.
9756 2005-03-07  Per Bothner  <per@bothner.com>
9758         * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9760 2005-03-06  Andrew Pinski  <pinskia@physics.uc.edu>
9762         PR tree-opt/17671
9763         * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9764         bbs on the COND_EXPR instead of the PHI_NODEs.
9765         (candidate_bb_for_phi_optimization): Remove.
9766         (replace_phi_with_stmt): Rename to ...
9767         (replace_phi_edge_with_variable): this and change so that we
9768         replace the phi argument instead of removing the PHI.
9769         (conditional_replacement): Change so we deal with PHI with more
9770         than two arguments.
9771         (value_replacement): Likewise.
9772         (abs_replacement): Likewise.
9774 2005-03-07  Aldy Hernandez  <aldyh@redhat.com>
9776         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9777         output_e500_flip_gt_bit.
9779         * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9780         as bit 31.
9781         (rs6000_generate_compare): Fix logic to look at the correct bits.
9782         (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9783         Look at GT bit.
9784         (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9785         gen_e500_flip_gt_bit.  Rename gen_move_from_CR_eq_bit to
9786         gen_move_from_CR_gt_bit.
9788         * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9789         ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9790         (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9792         * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9793         (E500_CR_IOR_COMPARE): New constant.
9795 2005-03-08  Earl Chew <earl_chew@agilent.com>
9796             David Billinghurst <David.Billinghurst@riotinto.com>
9798         * config/i386/host-cygwin.c: New file to support precompiled
9799         headers on cygwin
9800         * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9801         * config.host: Use above files for cygwin host.
9803 2005-03-07  David Edelsohn  <edelsohn@gnu.org>
9805         * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9806         ordering ops from earlier change.
9808 2005-03-07  Per Bothner  <per@bothner.com>
9810         Various fixes to allow us to again build if --enable-mapped-location:
9811         * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9812         unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9813         * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9814         local variable loc. Change logic appropriately.
9815         * tree-vect-transform.c (vect_finish_stmt_generation): Use
9816         EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9817         * c-parser.c (c_parser_for_statement): Initialize loc variable.
9818         * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9819         DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9821 2005-03-07  Richard Sandiford  <rsandifo@redhat.com>
9823         PR rtl-optimization/19683
9824         * reload1.c (choose_reload_regs): Pass the number of bits, not the
9825         number of bytes, to smallest_int_for_mode.  Fix arguments to
9826         REG_CANNOT_CHANGE_MODE_P.
9828 2005-03-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
9830         * reorg.c (relax_delay_slots): Check that the jump is
9831         conditional before trying to invert it.
9833 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
9835         * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9836         Make them static.
9838         * calls (stack_arg_under_construction): Make it static.
9840         * flow.c (regs_live_at_setjmp): Make it static.
9841         * flow.h: Remove the corresponding prototype.
9843         * reload1.c (reload_startobj, reload_firstobj,
9844         something_needs_operands_changed, reload_inherited,
9845         reload_inheritance_insn, reload_override_in,
9846         reload_spill_index): Make them static.
9848         * recog.c (verify_changes): Make it static.
9849         * recog.h: Remove the corresponding prototype.
9851         * cfgbuild.c (find_sub_basic_blocks): Remove.
9852         * basic-block.h: Remove the corresponding prototype.
9853         * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9854         in comments.
9855         * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9857         * tree-ssa-operands.c (check_build_stmt): Remove.
9859         * stor-layout.c (set_alignment): Remove.
9860         * tree.h: Remove the corresponding prototype.
9862         * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9864         * tree-ssa-dce.c (control_dependence_map,
9865         visited_control_parents): Make them static.
9867         * cfghooks.c (verify_flow_info): Remove local variable
9868         num_bb_notes.
9870         * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9871         last_bb_seen.
9873         * loop-unswitch.c (unswitch_loop): Remove local variable src.
9875 2005-03-07  David Billinghurst <David.Billinghurst@riotinto.com>
9877         * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9879 2005-03-07  Joseph S. Myers  <joseph@codesourcery.com>
9881         * config/ia64/hpux.h (LINK_SPEC): Add -z.
9882         * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9883         PARALLEL for an empty structure.
9885 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
9887         * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9889         * fold-const.c (fold_binary): Unroll the very first "for"
9890         loop.
9892 2005-03-06  David Edelsohn  <edelsohn@gnu.org>
9894         * config/rs6000/predicates.md (branch_comparison_operator): Remove
9895         redundant match_code test.
9896         (scc_comparison_operator): Swap match_operand and match_code
9897         tests.
9898         (branch_positive_comparison_operator): Same.
9899         (trap_comparison_operator): Use comparison_operator and swap with
9900         match_code test.
9902 2005-03-06  Marek Michalkiewicz  <marekm@amelek.gda.pl>
9904         PR target/20288
9905         * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9906         (out_movhi_r_mr): Read low byte of volatile MEM first.
9907         (out_movhi_mr_r): Write high byte of volatile MEM first.
9909 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
9911         * cselib.c (reg_values, reg_values_size): Make them static.
9913         * cse.c (cse_reg_info_table): Make it static.
9915         * fold-const.c (fold_unary): Use build1 instead of copy_node.
9917 2005-03-06  Zdenek Dvorak  <dvorakz@suse.cz>
9919         * cse.c (find_best_addr): Use canon_for_address.
9921 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
9923         * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9924         (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9925         SUBREG and MEM, respectively.
9927         * fold-const.c (fold_binary): Use code instead of t.
9929         * fold-const.c (optimize_minmax_comparison): Take decomposed
9930         arguments code, type, op0, and op1 instead of t.
9931         (fold_binary): Update a call to optimize_minmax_comparison.
9933         * fold-const.c (fold_range_test): Take decomposed arguments
9934         code, type, op0, and op1 instead of t.
9935         (fold_binary): Update a call to fold_range_test.
9937         * fold-const.c (fold_binary_op_with_conditional_arg): Take
9938         decomposed arguments code, type, op0, and op1 instead of t.
9939         (fold_binary): Update a call to fold_range_test.
9941 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
9943         * fold-const.c (fold_binary): Avoid directly using the original
9944         expression t as much as possible.
9946 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
9948         * c-semantics.c (build_stmt): Use TYPE_P instead of
9949         IS_NON_TYPE_CODE_CLASS.
9950         * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9951         (NON_TYPE_CHECK): Use TYPE_P instead of
9952         IS_NON_TYPE_CODE_CLASS.
9954         * fold-const.c (fold): Remove handling of binary expressions.
9956 2005-03-05  James A. Morrison  <phython@gcc.gnu.org>
9958         * doc/c-tree.texi: Wrap comments in @r{}.
9959         * doc/cpp.texi: Likewise.
9960         * doc/cppinternals.texi: Likewise.
9961         * doc/extend.texi: Likewise.
9962         * doc/md.texi: Likewise.
9963         * doc/objc.texi: Likewise.
9964         * doc/sourcebuild.texi: Likewise.
9965         * doc/tm.texi: Likewise.
9966         * doc/tree-ssa.texi
9968 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
9970         * predict.c (apply_return_prediction): Standardize PHI chain
9971         walking.
9972         * tree-ssa.c (ssa_redirect_edge): Likewise.
9974         * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9975         gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9976         Update copyright.
9978         * tree-phinodes.c (remove_phi_node): Drop the last argument.
9979         * tree-flow.h: Adjust the prototype for remove_phi_node.
9980         * lambda-code.c (perfect_nestify): Adjust a call to
9981         remove_phi_node.
9982         * tree-cfg.c
9983         (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9984         * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9985         Likewise.
9986         * tree-ssa-dce.c (remove_dead_phis): Likewise.
9987         * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9988         * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9989         * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9991         * combine.c (simplify_and_const_int): Use gen_int_mode instead
9992         of GEN_INT (trunc_int_for_mode (...)).
9993         * loop-iv.c (iv_number_of_iterations): Likewise.
9994         * postreload.c (reload_cse_move2add): Likewise.
9995         * simplify-rtx.c (simplify_const_unary_operation,
9996         simplify_const_binary_operation): Likewise.
9997         * stor-layout.c (get_mode_bounds): Likewise.
9999         * fold-const.c (fold_binary): New.
10000         (fold): Call fold_binary on binary expressions.
10002 2005-03-05  Richard Sandiford  <rsandifo@redhat.com>
10004         * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
10005         * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
10006         (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
10007         (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
10008         (ASM_SPEC): Pass down -msym32 and -mno-sym32.
10010 2005-03-04  Devang Patel  <dpatel@apple.com>
10012         PR tree-optimization/18815
10013         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10014         loops with zero exit edges.
10016 2005-03-04  Devang Patel  <dpatel@apple.com>
10018         * doc/invoke.texi: Remove reference to webpage that does not exist.
10020 2005-03-04  John David Anglin  <dave.danglin@nrc-cnrc.gc.ca>
10021             Joseph S. Myers  <joseph@codesourcery.com>
10023         PR c++/19797
10024         * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
10025         (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
10026         * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
10027         * pa.c (get_plabel): Change argument to symbol_ref.  Call
10028         maybe_get_identifier instead of get_identifier.
10029         (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
10030         (struct deferred_plabel): Replace name field with symbol field.
10031         (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
10032         ASM_OUTPUT_EXTERNAL_REAL is defined.
10033         (output_global_address): Use output_addr_const for output of all
10034         symbol_refs.
10035         (output_deferred_plabels): Use symbol_ref instead of name for address
10036         output.
10037         * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
10038         ASM_OUTPUT_SYMBOL_REF): New macros.
10039         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw.  Update
10040         comment.
10041         (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
10042         label.
10044 2005-03-05  Joseph S. Myers  <joseph@codesourcery.com>
10046         * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
10047         *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
10049 2005-03-04  Jeff Law  <law@redhat.com>
10051         * basic-block.h (rediscover_loops_after_threading): Declare.
10052         * tree-ssa-dom.c: Include cfgloop.h.
10053         (tree_ssa_dominator_optimize): Discover loops and some basic
10054         properties.  Remove forwarder blocks recreated by loop header
10055         canonicalization.  Also mark backedges in the CFG.
10056         * tree-ssa-threadupdate.c: Include cfgloop.h
10057         (rediscover_loops_after_threading): Define.
10058         (struct local_info): New field, JUMP_THREADED.
10059         (prune_undesirable_thread_requests): New function.
10060         (redirect_edges): Clear EDGE_ABNORMAL.  If edges were threaded
10061         then record that fact for the callers of redirct_edges.
10062         (thread_block): If BB has incoming backedges, then call
10063         prune_undesirable_thraed_requests.    Note when we are
10064         going to have to rediscover loop information.  Return a
10065         boolean indicating if any jumps were threaded.
10066         (thread_through_all_blocks): Bubble up boolean indicating
10067         if any jumps were threaded.
10068         * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
10069         (tree-ssa-threadupdate.o): Similarly.
10071 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
10073         * fold-const.c (fold_ternary): Unroll the "for" loop to
10074         extract operands.
10076 2005-03-04  Andrew Haley  <aph@redhat.com>
10078         * unwind-dw2-fde-glibc.c (struct
10079         unw_eh_callback_data.check_cache): New field.
10080         (frame_hdr_cache): New.
10081         (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
10082         Cache frame header info.
10084 2005-03-04  Richard Sandiford  <rsandifo@redhat.com>
10086         * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
10087         (print_c_condition): Declare.
10088         * read-rtl.c (ptr_loc): New structure.
10089         (ptr_locs, ptr_loc_obstack, joined_conditions)
10090         (joined_conditions_obstack): New variables.
10091         (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
10092         (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
10093         (join_c_conditions, print_c_condition): New functions.
10094         (apply_macro_to_string): Associate the new string with the same
10095         source location as the old one.
10096         (add_condition_to_string): Use join_c_conditions.
10097         (read_string): Use set_rtx_ptr_loc to record a filename and line
10098         number for the string.
10099         (read_rtx): Initialize the new variables above.
10100         * genattrtab.c (write_test_expr, write_attr_value): Use
10101         print_c_condition.
10102         * genconditions.c (write_header): Don't define MAYBE_EVAL.  Move its
10103         comment above the GCC_VERSION check.
10104         (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
10105         Inline the definition of MAYBE_EVAL.
10106         * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
10107         * genoutput.c (process_template): Likewise.
10108         * genpreds.c (write_predicate_subfunction): Likewise.
10109         (write_predicate_expr): Use print_c_condition.
10110         * genrecog.c (write_cond): Likewise.
10111         * gensupport.c (process_rtx): Use join_c_conditions to join the
10112         conditions of a define_insn_and_split.  Record a source location
10113         for the string after the "&&".
10114         (alter_test_for_insn): Use join_c_conditions.
10116 2005-03-04  Andrew Pinski  <pinskia@physics.uc.edu>
10118         Revert for now:
10119         2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
10120         PR tree-optimization/15784
10121         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
10122         and -1 - A to ~A.
10124 2005-03-04  Ben Elliston  <bje@au.ibm.com>
10126         * gcc.c (option_map): Add --coverage.
10127         (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
10128         (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
10129         * config/darwin.h: Pass -lgcov for `coverage'.
10130         * doc/invoke.texi (Debugging Options): Document --coverage.
10132 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
10134         * gcse.c (bypass_block): Use find_edge wherever possible.
10136 2005-03-03  Daniel Berlin <dberlin@dbrelin.org>
10138         Fix PR debug/20253
10140         * c-opts.c (c_common_parse_file): Call start_source_file
10141         and end_source_file at the approriate times.
10143         * dwarf2out.c (dwarf2out_finish): Don't auto-end
10144         the main file, it will be done for us now.
10146 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
10148         * fold-const.c (fold_ternary): New.
10149         (fold): Call fold_ternary on ternary expressions.  Remove
10150         handling of ternary expressions.
10152 2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
10154         PR tree-optimization/15784
10155         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
10156         and -1 - A to ~A.
10158 2005-03-03  David Edelsohn  <edelsohn@gnu.org>
10160         * config/rs6000/predicates.md (branch_comparison_operator):
10161         Convert from C block to conditional format.
10163 2005-03-03  Jan Hubicka  <jh@suse.cz>
10165         * tree-dfa.c (add_referenced_var): Don't walk initializer of external
10166         and non-constant public variables.
10168 2005-03-03  Kazu Hirata  <kazu@cs.umass.edu>
10170         * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
10171         with LABEL_EXPR.
10173         * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
10174         EDGE_I.
10176         * tree-phinodes.c (remove_phi_node): Clean up by factoring out
10177         calls to release_ssa_name and release_phi_node.
10179         * fold-const.c (fold): Remove handling of unary expressions.
10181         * fold-const.c (fold_unary): Avoid directly using the original
10182         expression t as much as possible.
10184 2005-03-03  Roger Sayle  <roger@eyesopen.com>
10185             Andrew Pinski  <pinskia@physics.uc.edu>
10187         * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
10188         RETURN rtx, and not a LABEL_REF containing a NULL pointer.
10190 2005-03-03  Hans-Peter Nilsson  <hp@axis.com>
10192         Describe special registers SRP and MOF as allocatable registers.
10193         * config/cris/cris.c (cris_md_asm_clobbers): New function.
10194         (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
10195         (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
10196         TARGET_HAS_MUL_INSNS.
10197         (cris_print_operand) <case 'd'>: New case.
10198         <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
10199         * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
10200         define.
10201         (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
10202         (REG_ALLOC_ORDER): Update for MOF.
10203         (enum reg_class): New members MOF_REGS, GENERAL_REGS and
10204         SPECIAL_REGS.
10205         (GENERAL_REGS): No longer a define of ALL_REGS.
10206         (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
10207         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10208         Adjust accordingly.
10209         (CRIS_SPECIAL_REGS_CONTENTS): New macro.
10210         (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
10211         (SECONDARY_RELOAD_CLASS): Define.
10212         (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
10213         (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
10214         (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
10215         (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
10216         (REGISTER_MOVE_COST): Define.
10217         (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
10218         * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
10219         (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
10220         (CRIS_MOF_REGNUM): New define_constants.
10221         ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
10222         special registers.
10223         ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
10224         New patterns.
10225         ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
10226         ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
10227         Adjust for MOF being properly described as a register.
10228         (indir_to_reg_split): Name this split.  Conditionalize on the
10229         destination register being a general register.
10230         (movei): Conditionalize on on operands 0 and 1 having the same
10231         register class.
10233 2005-03-03  Alan Modra  <amodra@bigpond.net.au>
10235         PR target/20277
10236         * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
10237         -mcpu to override any other explicitly given flags.
10239 2005-03-02  J"orn Rennecke <joern.rennecke@st.com>
10241         * recog.c (verify_changes, confirm_change_group): New functions,
10242         broken out of apply_change_group.
10243         (apply_change_group): Use them.
10244         * recog.h (verify_change, confirm_change_group): Declare.
10245         * rtl.h (redirect_jump_2): Declare.
10246         * jump.c (redirect_exp, invert_exp): Delete.
10247         (invert_exp_1): Take second parameter.  Return value.  Changed caller.
10248         (redirect_jump_2): New function, broken out of redirect_jump.
10249         (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
10250         (invert_jump): Use invert_jump_1 and redirect_jump_2.
10251         * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
10253 2005-03-02  Geoffrey Keating  <geoffk@apple.com>
10255         * varasm.c (named_section): Use xstrdup rather than doing it by
10256         hand.
10258         * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
10260 2005-03-02  Devang Patel  <dpatel@apple.com>
10262         Undo PR tree-optimization/18815 fix.
10264 2005-03-02  Devang Patel  <dpatel@apple.com>
10266         PR tree-optimization/18815
10267         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10268         loops with zero exit edges.
10270 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
10272         * cfg.c (connect_src, connect_dest, disconnect_src,
10273         disconnct_dest): New.
10274         (unchecked_make_edge, remove_edge, redirect_edge_succ,
10275         redirect_edge_pred): Use the new functions.
10277         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
10278         free_dominance_info only when needed.
10280 2005-03-02  David Edelsohn  <edelsohn@gnu.org>
10282         PR target/20276
10283         * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
10284         (reg_or_sub_cint64_operand): Same.
10286 2005-03-02  Jeff Law  <law@redhat.com>
10288         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
10289         CFG_ALTERED in the main DOM iteration loop.
10291 2005-03-02  Mark Mitchell  <mark@codesourcery.com>
10293         PR c++/19916
10294         * varasm.c (initializer_constant_valid_p): Allow conversions
10295         between OFFSET_TYPEs.  Tidy.
10297 2005-03-02  Hans-Peter Nilsson  <hp@axis.com>
10299         * config/cris/cris.md ("return"): Remove epilogue delay list
10300         sanity check.
10302 2005-03-02  Daniel Jacobowitz  <dan@codesourcery.com>
10304         * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
10305         for Thumb.
10306         * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
10308 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
10310         * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
10311         loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
10312         config/m68k/m68k.c, config/mips/mips.h,
10313         config/rs6000/rs6000-protos.h, doc/contrib.texi,
10314         doc/include/gcc-common.texi: Update copyright.
10316         PR middle-end/18029 and PR middle-end/18030
10317         * expr.c (optimize_bitfield_assignment_op): Add a special case
10318         to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
10320         * fold-const.c (fold_unary): New.
10321         (fold): Call fold_unary on unary expressions.
10323 2005-03-02  Richard Guenther  <rguenth@gcc.gnu.org>
10325         * cgraph.h (struct cgraph_edge): Add prev_caller and
10326         prev_callee fields.
10327         (cgraph_node_remove_callees): Export.
10328         * cgraph.c (cgraph_create_edge): Initialize prev_caller
10329         and prev_callee.
10330         (cgraph_edge_remove_callee): New function.
10331         (cgraph_edge_remove_caller): Likewise.
10332         (cgraph_remove_edge): Use.
10333         (cgraph_redirect_edge_callee): Likewise.
10334         (cgraph_node_remove_callees): New function.
10335         (cgraph_node_remove_callers): Likewise.
10336         (cgraph_remove_node): Use.
10337         * tree-optimize.c (tree_rest_of_compilation): Use
10338         cgraph_node_remove_callees instead of manual loop.
10339         * cgraphunit.c (cgraph_finalize_function): Likewise.
10340         (cgraph_expand_function): Likewise.
10341         (cgraph_remove_unreachable_nodes): Likewise.
10343 2005-03-02  Joseph S. Myers  <joseph@codesourcery.com>
10345         PR c/8927
10346         * c-tree.h (undeclared_variable, build_external_ref): Add extra
10347         argument.
10348         * c-decl.c (undeclared_variable): Take location as argument.
10349         * c-typeck.c (build_external_ref): Likewise.
10350         * c-parser.c (c_parser_postfix_expression): Pass location of
10351         identifier to build_external_ref.
10353 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
10355         * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
10356         CCEQ mode for branch_positive_comparison_operator test.
10357         * config/rs6000/predicates (branch_comparison_operator): Revert to
10358         define_predicate.
10359         (scc_comparison_operator): Same.
10360         (branch_positive_comparison_operator): Same.
10362 2005-03-01  Hans-Peter Nilsson  <hp@axis.com>
10364         * config/cris/cris.c (cris_eligible_for_epilogue_delay)
10365         (cris_delay_slots_for_epilogue): Remove.
10366         (save_last): Move into cris_target_asm_function_epilogue.
10367         (cris_target_asm_function_epilogue): Remove tests for file being
10368         NULL.
10369         * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
10370         (cris_delay_slots_for_epilogue): Remove prototypes.
10371         * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
10372         (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
10374 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
10376         * config/rs6000/predicates.md (branch_comparison_operator): Change
10377         to define_special_predicate.
10378         (scc_comparison_operator): Same.
10379         (branch_positive_comparison_operator): Same.
10381 2005-03-01  Daniel Berlin <dberlin@dberlin.org>
10383         * Makefile.in (tree-ssa-sink.o): New.
10384         (OBJS-common): Add tree-ssa-sink.o.
10385         * common.opt: Add -ftree-sink
10386         * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
10387         * timevar.def (TV_TREE_SINK): new timevar.
10388         * tree-flow.h (is_hidden_global_store): Prototype.
10389         * tree-optimize.c (init_tree_optimization_passes): Add
10390         pass_sink_code.
10391         * tree-pass.h (pass_sink_code): New.
10392         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
10393         for non-obvious global store store to is_hidden_global_store, and
10394         call that new function.
10395         * tree-ssa-sink.c: New file.
10396         * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
10397         * doc/passes.texi: Document forward store motion.
10398         * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
10399         * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
10400         * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
10401         * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
10403 2005-03-01  Per Bothner  <per@bothner.com>
10405         * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
10406         and we have a non-zero column-number, add it to the message.
10407         Also factor out the diagnostic_kind_text.
10409 2005-03-01  Zdenek Dvorak  <dvorakz@suse.cz>
10411         * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
10412         flow_loop_pre_header_scan, flow_loop_pre_header_find,
10413         flow_loop_scan): Removed.
10414         (flow_loop_dump): Do not dump removed fields.
10415         (flow_loop_free): Do not free removed fields.
10416         (flow_loops_find): Flags argument removed.  Do not call flow_loop_scan.
10417         (loop_exit_edge_p): New function.
10418         * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
10419         num_pre_header_edges, entry_edges, num_entries, exit_edges,
10420         num_exits, exits_doms.
10421         (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
10422         LOOP_EDGES, LOOP_ALL): Removed.
10423         (flow_loop_scan): Declaration removed.
10424         (loop_exit_edge_p, mark_loop_exit_edges): Declare.
10425         * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10426         flow_loops_find.
10427         * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10428         (if_convert): Call flow_loops_find and flow_loops_free
10429         when calling mark_loop_exit_edges.
10430         * cfgloopanal.c (mark_loop_exit_edges): Moved from
10431         ifcvt.c.  Removed the flow_loops_find, flow_loops_free and
10432         free_dominance_info calls.
10433         * loop-init.c (flow_loops_find): Ditto.
10434         * passes.c (rest_of_handle_branch_prob): Ditto.
10435         * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10436         * loop-unroll.c (analyze_insns_in_loop): Do not use
10437         EDGE_LOOP_EXIT.
10438         * predict.c (predict_loops): Do not call flow_loop_scan.
10439         Use get_loop_exit_edges.
10440         (tree_estimate_probability): Do not pass flags to flow_loops_find.
10441         * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10442         Do not use EDGE_LOOP_EXIT.
10443         (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10444         to bb_with_exit_edge_p.
10445         (if_convertible_loop_p): Do not call flow_loop_scan.  Use
10446         loop->single_exit.  Do not use EDGE_LOOP_EXIT.  Pass loop
10447         to bb_with_exit_edge_p.
10448         (combine_blocks): Pass loop to bb_with_exit_edge_p.  Do not use
10449         EDGE_LOOP_EXIT.
10450         * tree-loop-linear.c (linear_transform_loops): Do not call
10451         flow_loop_scan.  Use loop->single_exit.
10452         * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10453         (vect_analyze_loop_form): Do not call flow_loop_scan.
10454         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10455         loop->single_exit.
10456         (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10457         loop->single_exit.
10458         * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10459         slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10460         slpeel_tree_duplicate_loop_to_edge_cfg,
10461         slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10462         Use loop_preheader_edge and loop->single_exit.  Do not call
10463         flow_loop_scan.
10465 2005-03-01  Nick Clifton  <nickc@redhat.com>
10467         * config/arm/arm.c (thumb_find_work_register): Check all of the
10468         argument registers to see if they are free, and a couple of
10469         special cases where the last argument register but can be proved
10470         to be available during the function's prologue.
10471         (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10472         output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10473         thumb_unexpanded_epilogue): Use unsigned long as the type for the
10474         register bit-mask.
10475         (thumb_compute_save_reg_mask): Likewise.  Also use
10476         thumb_find_work_register() to ensure that there is agreement about
10477         which work register is going to be used in the prologue.
10478         (thumb_output_function_prologue): Use unsigned long as the type
10479         for the register bit-mask.  Also delay pushing the link register if
10480         other high registers are going to be pushed.
10481         (thumb_compute_save_reg_mask, emit_multi_reg_push,
10482         print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10483         redundant prototypes.
10485 2005-02-28  John David Anglin  <dave.anglin#nrc-cnrc.gc.ca>
10487         PR target/19819
10488         * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10489         and after reload in REG+REG indexed addresses without REG_POINTER
10490         set in the base and not set in the index.
10492 2005-02-28  Kaz Kojima  <kkojima@gcc.gnu.org>
10494         * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10495         Don't undefine here.
10496         (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10497         (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10498         (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10499         (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10500         LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10501         Delete.
10502         * config.gcc (sh*-*-linux*): Use config/linux.h.
10504 2005-02-28  Dale Johannesen  <dalej@apple.com>
10505             Stan Shebs  <shebs@apple.com>
10507         Rewrite of 64-bit Darwin structure-by-value pass/return.
10508         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10509         intoffset, use_stack, named.
10510         * config/rs6000/rs6000.c (rs6000_darwin64_function_arg):  Remove.
10511         (rs6000_darwin64_record_arg_advance_flush):  New.
10512         (rs6000_darwin64_record_arg_advance_recurse): New.
10513         (rs6000_darwin64_record_arg_flush):  New.
10514         (rs6000_darwin64_record_arg_recurse):  New.
10515         (rs6000_darwin64_record_arg):  New.
10516         (rs6000_return_in_memory):  Remove AGGREGATE_TYPE_P check.
10517         (function_arg_boundary):  Handle 128-bit aligned structs.
10518         (function_arg_advance):  Rewrite darwin64 struct handling.
10519         (function_arg):  Call rs6000_darwin64_record_arg.
10520         (function_arg_partial_nregs):  Handle darwin64 structs.
10521         (rs6000_darwin64_function_value):  Remove.
10522         (rs6000_function_value):  Call rs6000_darwin64_record_arg.
10524 2005-02-28  Roger Sayle  <roger@eyesopen.com>
10526         PR tree-optimization/20216
10527         * tree-chrec.c (tree_fold_factorial): Delete.
10528         (tree_fold_binomial): Change argument list to take a return type
10529         and change the type of K to unsigned int.  Rewrite to avoid explicit
10530         evaluation of factorials, and (recursively) calling fold to perform
10531         compile-time arithmetic.  Return NULL on (internal) overflow.
10532         (chrec_evaluate): Change type of K to an unsigned int.  Avoid
10533         calling tree_fold_binomial unnecessarily.  Return chrec_dont_know
10534         if any intermediate calculation overflows.
10535         (chrec_apply): Update call to chrec_evaluate.
10537 2005-02-28  James E Wilson  <wilson@specifixinc.com>
10539         * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10541 2005-02-28  Joseph S. Myers  <joseph@codesourcery.com>
10543         PR c/20245
10544         * c-parser.c (c_parser_compound_statement): Return error_mark_node
10545         instead of NULL_TREE on error.
10547 2005-02-28  David Edelsohn  <edelsohn@gnu.org>
10549         * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10550         (EASY_VECTOR_15_ADD_SELF): Remove.
10551         (num_insns_constant_wide): Not static.
10552         (validate_condition_mode): Not static.
10553         (toc_relative_expr_p): Not static.
10554         (legitimate_indirect_address_p): Not static.
10555         (macho_lo_sum_memory_operand): Not static.
10556         (invalid_e500_subreg): Not static.
10557         (easy_vector_same): Not static.
10558         (easy_vector_splat_const): Not static.
10559         (RS6000_SYMBOL_REF_TLS_P): Remove.
10560         (any_operand): Delete.
10561         (any_parallel_operand): Delete.
10562         (count_register_operand): Delete.
10563         (altivec_register_operand): Delete.
10564         (xer_operand): Delete.
10565         (s8bit_cint_operand): Delete.
10566         (short_cint_operand): Delete.
10567         (u_short_cint_operand): Delete.
10568         (non_short_cint_operand): Delete.
10569         (exact_log2_cint_operand): Delete.
10570         (gpc_reg_operand): Delete.
10571         (cc_reg_operand): Delete.
10572         (cc_reg_not_cr0_operand): Delete.
10573         (reg_or_short_operand): Delete.
10574         (reg_or_neg_short_operand): Delete.
10575         (reg_or_aligned_short_operand): Delete.
10576         (reg_or_u_short_operand): Delete.
10577         (reg_or_cint_operand): Delete.
10578         (reg_or_arith_cint_operand): Delete.
10579         (reg_or_add_cint64_operand): Delete.
10580         (reg_or_sub_cint64_operand): Delete.
10581         (reg_or_logical_cint_operand): Delete.
10582         (got_operand): Delete.
10583         (got_no_const_operand): Delete.
10584         (easy_fp_constant): Delete.
10585         (easy_vector_constant): Delete.
10586         (easy_vector_constant_add_self): Delete.
10587         (zero_constant): Delete.
10588         (zero_fp_constant): Delete.
10589         (volatile_mem_operand): Delete.
10590         (offsettable_mem_operand): Delete.
10591         (mem_or_easy_const_operand): Delete.
10592         (add_operand): Delete.
10593         (non_add_cint_operand): Delete.
10594         (logical_operand): Delete.
10595         (non_logical_cint_operand): Delete.
10596         (mask_operand): Delete.
10597         (mask_operand_wrap): Delete.
10598         (mask64_operand): Delete.
10599         (mask64_2_operand): Delete.
10600         (and64_operand): Delete.
10601         (and64_2_operand): Delete.
10602         (and_operand): Delete.
10603         (reg_or_mem_operand): Delete.
10604         (lwa_operand): Delete.
10605         (symbol_ref_operand): Delete.
10606         (call_operand): Delete.
10607         (current_file_function_operand): Delete.
10608         (input_operand): Delete.
10609         (rs6000_nonimmediate_operand): Delete.
10610         (rs6000_tls_symbol_ref): Delete.
10611         (save_world_operation): Delete.
10612         (restore_world_operation): Delete.
10613         (load_multiple_operation): Delete.
10614         (store_multiple_operation): Delete.
10615         (vrsave_operation): Delete.
10616         (mfcr_operation): Delete.
10617         (mtcrf_operation): Delete.
10618         (lmw_operation): Delete.
10619         (stmw_operation): Delete.
10620         (branch_comparison_operator): Delete.
10621         (branch_positive_comparison_operator): Delete.
10622         (scc_comparison_operator): Delete.
10623         (trap_comparison_operator): Delete.
10624         (boolean_operator): Delete.
10625         (boolean_or_operator): Delete.
10626         (min_max_operator): Delete.
10627         * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10628         (EASY_VECTOR_15): Moved to here.
10629         (EASY_VECTOR_15_ADD_SELF): Move to here.
10630         (PREDICATE_CODES): Delete.
10631         * config/rs6000/rs6000-protos.h: Delete predicate functions.
10632         Declare functions no longer static.
10633         * config/rs6000/predicates.md: New.
10634         * config/rs6000/rs6000.md: Include predicates.md
10636 2005-02-28  Kazu Hirata  <kazu@cs.umass.edu>
10638         * calls.c (emit_call_1): Don't use  REG_ALWAYS_RETURN.
10639         (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10640         REG_ALWAYS_RETURN.
10641         * cfgrtl.c (need_fake_edge_p): Likewise.
10642         * combine.c (distribute_notes): Likewise.
10643         * emit-rtl.c (try_split): Likewise.
10644         * recog.c (peephole2_opimize): Likewise.
10645         * reg-notes.def (ALWAYS_RETURN): Remove.
10646         * rtl.h (LCT_ALWAYS_RETURN): Remove.
10647         * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10648         * tree.h (ECF_ALWAYS_RETURN): Remove.
10650 2005-02-28  Roger Sayle  <roger@eyesopen.com>
10652         PR middle-end/19874
10653         * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10654         between different machine modes is never a "useless" conversion.
10656 2005-02-28  Geert Bosch  <bosch@gnat.com>
10658         PR ada/15977
10659         * doc/contrib.texi: List contributors for Ada front end
10661 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10663         * simplify-rtx.c (simplify_unary_operation_1,
10664         simplify_const_unary_operation): New, extracted from...
10665         (simplify_unary_operation): ... this one.
10666         (simplify_binary_operation_1,
10667         simplify_const_binary_operation): New, extracted from...
10668         (simplify_binary_operation): ... this one.
10669         * rtl.h (simplify_const_unary_operation,
10670         simplify_const_binary_operation): Add prototypes.
10672 2005-02-28  Julian Brown  <julian@codesourcery.com>
10674         * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10675         building libjava and caused PR regression/20228.
10677 2005-02-28  Paolo Bonzini  <bonzini@gnu.org>
10679         PR bootstrap/17383
10680         * Makefile.in (host_subdir): New.
10681         (build_objdir): New.  Replace ../$(build_subdir) with it throughout.
10682         * configure: Regenerate.
10684 2005-02-27  Zack Weinberg  <zack@codesourcery.com>
10686         * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10687         * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10688         installation directory first.
10690 2005-02-28  Hans-Peter Nilsson  <hp@axis.com>
10692         PR target/19065.
10693         * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10694         not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10695         (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10696         * config/cris/cris.md: Tweak comments referring to Q.
10697         ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10698         ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10699         ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10700         ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10701         ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10702         Insert spaces in constraints to align alternatives vertically for
10703         readability.
10704         ("cmphi"): Ditto.  Add separate alternative for operand 0 "r",
10705         operand 1: "M".
10707 2005-02-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10709         PR rtl-optimization/17728
10710         * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10711         operand 0 from general_operand to move_dest_operand.
10713 2005-02-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10715         * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10716         instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10717         * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10718         (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10720 2005-02-26  Nathanael Nerode  <neroden@gcc.gnu.org>
10722         * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10723         * configure: Regenerate.
10724         * libada-mk.in: Remove CC; rename
10725         cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10727 2005-02-26  Andrew Pinski  <pinskia@physics.uc.edu>
10729         PR tree-opt/20188
10730         * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10731         for the lhs, also walk over the tree.  Likewise for rhs.
10733 2005-02-26  Zdenek Dvorak  <dvorakz@suse.cz>
10735         * tree-ssa-dom.c (simple_iv_increment_p): New function.
10736         (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10737         Do not propagate value of iv before increment over the increment.
10739 2005-02-25  Joseph S. Myers  <joseph@codesourcery.com>
10741         * c-parser.c: New file.
10742         * c-parse.in: Remove.
10743         * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10744         Remove.
10745         (c-parser.o): Add dependencies.
10746         (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10747         maintainer-clean, TAGS): Update.
10748         * c-config-lang.in (gtfiles): Update.
10749         * gengtype-lex.l: Don't handle "@@".
10750         * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10751         objc_build_synchronized, objc_begin_try_stmt,
10752         objc_begin_catch_clause, objc_finish_catch_clause,
10753         objc_build_finally_clause, objc_finish_try_stmt): New.
10754         * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10755         type_seen_p.
10756         (c_parse_init): Update comment.
10757         * c-decl.c (c_init_decl_processing): Update comment.
10758         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10759         declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10760         new c_declspecs members.
10762 2005-02-25  Julian Brown  <julian@codesourcery.com>
10764         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10765         from being used for symbols with vague linkage when
10766         HAVE_GAS_COMDAT_GROUP is true.
10768 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
10770         * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10772 2005-02-25  Steve Ellcey  <sje@cup.hp.com>
10774         PR target/19930
10775         * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10776         (LIBGCC2_HAS_DF_MODE): New.
10777         (LIBGCC2_HAS_XF_MODE): New.
10778         (LIBGCC2_HAS_TF_MODE): New.
10779         * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10780         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10781         * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10782         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10783         (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10784         * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10785         and add _fixtfdi, _fixunstfdi, _floatditf
10786         * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10787         L_fixunstfdi, L_floatditf.
10788         * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10789         (LIBGCC2_HAS_TF_MODE): Define.
10791 2005-02-25  Diego Novillo  <dnovillo@redhat.com>
10793         PR tree-optimization/20204
10794         * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10795         REWRITE_THIS_STMT markers on PHI nodes.
10796         (rewrite_initialize_block): Likewise.
10798 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
10800         * version.c (version_string): Update to 4.1.
10802 2005-02-25  Paolo Carlini  <pcarlini@suse.de>
10804         * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10805         Clarify that the alternative way doesn't work in GNU C++.
10807 2005-02-25  Zdenek Dvorak  <dvorakz@suse.cz>
10809         PR tree-optimization/19937
10810         * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10811         to the type of the induction variable.
10813 2005-02-25  Kaz Kojima  <kkojima@gcc.gnu.org>
10815         PR rtl-optimization/20117
10816         * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10817         the block including noncopyable insn.
10819 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
10821         * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10822         calls to find_reg_note.
10824 2005-02-24  Richard Henderson  <rth@redhat.com>
10826         PR tree-opt/20127
10827         * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10828         the type.
10830 2005-02-24  Fariborz Jahanian <fjahanian@apple.com>
10832         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10833         vector types if to use base reg for misaligned non-word ld/std.
10835 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
10837         PR target/14619
10838         * config/cris/cris.c (cris_target_asm_function_prologue): Create
10839         dwarf2 label manually and put it after, not before the prologue.
10841 2005-02-24  David Edelsohn  <edelsohn@gnu.org>
10843         PR target/19019
10844         * reload.c (operands_match_p): Only increment register number for
10845         SCALAR_INT_MODE_P modes in multiple hard registers.
10847         * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10848         Fix formatting.
10850 2005-02-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
10852         * ChangeLog.5: Fix log message typo(s).
10853         * ChangeLog.7: Likewise.
10854         * ChangeLog.tree-ssa: Likewise.
10855         * cfgexpand.c: Fix comment typo(s).
10856         * conflict.c: Likewise.
10857         * defaults.h: Likewise.
10858         * dwarf2out.c: Likewise.
10859         * gcse.c: Likewise.
10860         * ggc-page.c: Likewise.
10861         * tree-eh.c: Likewise.
10862         * tree-ssa-dom.c: Likewise.
10864 2005-02-24  Jakub Jelinek  <jakub@redhat.com>
10866         PR target/19019
10867         * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10868         * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10869         if SHARED is defined.
10871         PR target/20196
10872         * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10873         allow splitting only if operands 0 and 3 don't overlap.
10875 2005-02-24  Richard Henderson  <rth@redhat.com>
10877         PR middle-end/19953
10878         * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10879         (fold_builtin_1): Call them.
10880         * fold-const.c (fold_complex_mult_parts): Split out from ...
10881         (fold_complex_mult): ... here.  Fix typo in both imaginary case.
10882         (fold_complex_div_parts, fold_complex_div): New.
10883         (fold): Use them.
10884         * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10886 2005-02-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
10888         * tree-ssa-ccp.c (visit_assignment): Verify that result of
10889         VIEW_CONVERT_EXPR is_gimple_min_invariant.
10891         * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10892         (print_node): Likewise.
10893         Print TYPE_SIZES_GIMPLIFIED.
10895 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
10897         * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10898         ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10899         operands as commutative in constraints.
10901 2005-02-24  Diego Novillo  <dnovillo@redhat.com>
10903         * tree-into-ssa.c: Re-organize internal functions.
10905 2005-02-24  Richard Henderson  <rth@redhat.com>
10907         PR middle-end/18902
10908         * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10909         for c99.
10910         * common.opt (fcx-limited-range): New.
10911         * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10912         * toplev.c (flag_complex_method): Initialize to 1.
10913         (process_options): Set flag_complex_method to 0 if
10914         flag_cx_limited_range.
10915         * doc/invoke.texi (-fcx-limited-range): New.
10917 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
10919         * cse.c (delete_trivially_dead_insns): Speed up by using
10920         NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10921         prev_real_insn.
10923 2005-02-24  Andrea Tarani  <andrea.tarani@gilbarco.com>
10925         * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10926         functions when -mid-shared-library is being used.
10928 2005-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
10930         * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10931         (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10932         * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10933         * system.h: Poison LINK_LIBGCC_SPECIAL.
10935 2005-02-23  James E Wilson  <wilson@specifixinc.com>
10937         * gengtype.c (note_insn_name): Make 1 element larger.
10939 2005-02-23  Roger Sayle  <roger@eyesopen.com>
10941         PR target/20018
10942         PR rtl-optimization/20097
10943         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10944         BImode SUBREGs of SImode registers which confuse the ia64 backend.
10946 2005-02-23  David Edelsohn  <edelsohn@gnu.org>
10948         * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10949         * t-aix52 (SHLIB_INSTALL): Same.
10951 2005-02-23  Kazu Hirata  <kazu@cs.umass.edu>
10953         * genpreds.c: Update copyright.
10955 2005-02-23  Michael Beach  <michaelb@ieee.org>
10957         PR target/20159
10958         * config/sparc/t-elf (startup files): Assemble with CPP.
10960 2005-02-23  Paolo Bonzini  <bonzini@gnu.org>
10962         * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10963         (write_predicate_expr): Likewise.
10965 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
10967         PR tree-optimization/20100
10968         PR tree-optimization/20115
10969         * tree-optimize.c (init_tree_optimization_passes): Remove
10970         pass_maybe_create_global_var.
10971         * tree-pass.h (pass_maybe_create_global_var): Remove.
10972         * tree-ssa-alias.c (aliases_computed_p): Declare.
10973         (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10974         (count_calls_and_maybe_create_global_var): Remove.
10975         (pass_maybe_create_global_var): Remove.
10976         (init_alias_info): Do not declare aliases_computed_p.
10977         (maybe_create_global_var): If the function contains no
10978         call-clobbered variables and a mix of pure/const and regular
10979         function calls, create .GLOBAL_VAR.
10980         Mark all call-clobbered variables for renaming.
10981         (merge_pointed_to_info): Update comment.
10982         (add_pointed_to_var): Likewise.
10983         (is_escape_site): Likewise.
10984         Accept struct alias_info * instead of size_t *.
10985         Update all users.
10986         Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10987         as necessary.
10988         * tree-ssa-operands.c (get_call_expr_operands): If
10989         ALIASES_COMPUTED_P is false, do not add call-clobbering
10990         operands.
10991         * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10992         (delete_tree_ssa): Likewise.
10994 2005-02-22  James E Wilson  <wilson@specifixinc.com>
10996         * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10997         (do_compile): Do call it here.
10999 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
11001         PR rtl-optimization/20017.
11002         * passes.c (rest_of_handle_combine, rest_of_handle_cse,
11003         rest_of_handle_cse2, rest_of_handle_gcse): Call
11004         delete_dead_jumptables immediately before calling cleanup_cfg.
11006 2005-02-22  Devang Patel  <dpatel@apple.com>
11008         PR 19952
11009         * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
11010         all labels
11012 2005-02-22  David Edelsohn  <edelsohn@gnu.org>
11014         * config/rs6000/aix.h (WINT_TYPE): Define.
11016 2005-02-22  Stan Shebs  <shebs@apple.com>
11018         * config/rs6000/rs6000.c (rs6000_override_options): Default to
11019         natural alignment for 64-bit Darwin.
11020         (rs6000_parse_alignment_option): Warn about uses of -malign-power
11021         on 64-bit Darwin.
11022         * doc/invoke.texi: Document this.
11024 2005-02-22  DJ Delorie  <dj@redhat.com>
11026         * c-common.c (c_common_type_for_mode): Pass the mode's precision
11027         to make_[un]signed_type, not the mode itself.
11029 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
11031         * cfg.c (cached_make_edge): Call make_edge if edge cache is
11032         not available.  Use tail calls wherever possible.
11033         (make_edge): Call unchecked_make_edge to create an edge.
11035         * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
11036         (coalesce_ssa_name): Don't check for
11037         SSANORM_USE_COALESCE_LIST.
11038         (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
11040 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
11042         * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
11043         (rewrite_into_ssa): ... here.
11045 2005-02-21  Alexandre Oliva  <aoliva@redhat.com>
11047         PR tree-optimization/19786
11048         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
11049         tag to another's may-alias bitmap when adding to the other's list.
11051 2005-02-21  DJ Delorie  <dj@redhat.com>
11053         * tree-ssa-loop-ivopts.c (computation_cost): Start register
11054         numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
11055         registers in unsupported ways.
11056         * expmed.c (init_expmed): Likewise.
11058 2005-02-21  Stan Cox  <scox@redhat.com>
11060         * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
11062 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
11064         * tree-cfg.c (fold_cond_expr_cond): New.
11065         (make_edges): Call fold_cond_expr_cond.
11066         (find_taken_edge): Accept nothing but INTEGER_CST.
11067         (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
11068         and 1.
11069         (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
11071         * flow.c (delete_dead_jumptables): Speed up by scanning insns
11072         that do not belong to any basic block.
11074 2005-02-21  Jeff Law  <law@redhat.com>
11076         * cfganal.c (find_unreachable_blocks): Manually CSE load of
11077         e->dest.
11079 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
11081         * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
11082         (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
11083         Adjust their definitions.
11084         (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
11085         (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
11087         * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
11088         genautomata.c, langhooks.c, langhooks.h, system.h,
11089         config/arm/lib1funcs.asm: Update copyright.
11091 2005-02-21  Ulrich Weigand  <uweigand@de.ibm.com>
11093         * dbxout.c (dbxout_function_end): Emit Lscope label always.
11095 2005-02-21  Richard Guenther  <rguenth@gcc.gnu.org>
11097         PR bootstrap/13770
11098         * doc/install.texi: Document --with-gc.
11100 2005-02-21  Paolo Bonzini  <bonzini@gnu.org>
11102         * simplify-rtx.c (simplify_unary_operation): Add a missing
11103         "break" statement.
11105 2005-02-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
11107         PR tree-optimization/18663
11108         * tree-ssa-dom.c (extract_range_from_cond): Return 0
11109         if the type has variable bounds.
11111 2005-02-20  Kazu Hirata  <kazu@cs.umass.edu>
11113         * gcse.c: Remove an obsolete comment.
11115         * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
11117 2005-02-20  Hans-Peter Nilsson  <hp@axis.com>
11119         * doc/extend.texi (Function Attributes) <Attribute const>: The
11120         attribute "pure" is below this text, not above.
11122 2005-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11124         * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
11125         (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
11126         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
11128 2005-02-20  Zack Weinberg  <zack@codesourcery.com>
11130         PR 18785
11131         * langhooks.h (struct lang_hooks): Add to_target_charset.
11132         * langhooks.c (lhd_to_target_charset): New function.
11133         * langhooks-def.h: Declare lhd_to_target_charset.
11134         (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
11135         (LANG_HOOKS_INITIALIZER): Update.
11136         * c-common.c (c_common_to_target_charset): New function.
11137         * c-common.h: Declare it.
11138         * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
11139         c_common_to_target_charset.
11141         * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
11142         (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
11143         Delete definitions.
11144         * system.h: Poison them.
11145         * doc/tm.texi: Don't discuss them.
11146         * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
11147         * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
11148         (pp_c_char): Do not attempt to generate letter escapes for
11149         newline, tab, etc.
11150         * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
11151         * config/mips/mips.c (mips_output_ascii): Likewise.
11153 2005-02-20  Dorit Naishlos  <dorit@il.ibm.com>
11155         PR tree-optimization/19951
11156         * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
11157         is abnormal.
11159 2005-02-19  Steven Bosscher  <stevenb@suse.de>
11161         PR middle-end/19698
11162         * function.h (struct function): New field `max_loop_depth'.
11163         * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
11164         (flow_loops_find): Reset the max loop depth count before finding loops.
11165         * flow.c (MAX_LIVENESS_ROUNDS): New constant.
11166         (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
11167         (calculate_global_regs_live): Make sure the loop will terminate
11168         when the initial sets are not empty.
11170 2005-02-19  Zack Weinberg  <zack@codesourcery.com>
11172         * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
11173         object inside.
11174         * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
11176 2005-02-19  Richard Sandiford  <rsandifo@redhat.com>
11178         PR other/19525
11179         * doc/invoke.texi: Remove documentation of %M spec.
11180         * gcc.c: Likewise.
11181         (init_spec): Remove %M suffix from -lgcc_s.
11182         (do_spec_1): Remove 'M' case.
11183         * mklibgcc.in: Remove SHLIB_MULTILIB handling.  Expect SHLIB_LINK
11184         to put shared libraries in the multilib directory.  Remove the
11185         shlib_so_soname substitution variable.  Don't add a multilib encoding
11186         to shlib_base_name.  Set shlib_slibdir_qual to the full pathname
11187         reported by -print-multi-os-directory.  Pass @multilib_dir@ to
11188         SHLIB_INSTALL as well as SHLIB_LINK.
11189         * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
11190         (SHLIB_NAME): Delete.
11191         (SHLIB_DIR): New macro.
11192         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
11193         (SHLIB_INSTALL): Adjust accordingly.
11194         * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
11195         * config/t-slibgcc-sld: Likewise.
11196         * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
11197         (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
11198         (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
11199         in $(SHLIB_DIR).
11200         (SHLIBUNWIND_INSTALL): Adjust accordingly.
11201         * config/i386/t-nwld (SHLIB_SONAME): Delete.
11202         (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
11203         Use @shlib_base_name@ instead of @shlib_so_name@.
11204         * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
11205         and @shlib_base_name@.so in @multilib_dir@.
11206         (SHLIB_INSTALL): Adjust accordingly.  Add @shlib_slibdir_qual@
11207         to the install path.
11208         * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
11209         (SHLIB_LINK): Remove previous workaround.
11210         * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
11211         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
11212         (SHLIB_INSTALL): Adjust accordingly.  Add $(SHLIB_SLIBDIR_QUAL) to
11213         the install path.
11214         * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
11215         @multilib_dir@.  Use @multilib_dir@ to check for threading libraries.
11216         (SHLIB_INSTALL): Adjust accordingly.
11217         (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
11218         * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
11219         * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
11220         config/t-slibgcc-elf-ver.
11222 2005-02-19  Zdenek Dvorak  <dvorakz@suse.cz>
11223             Jakub Jelinek  <jakub@redhat.com>
11225         PR tree-optimization/19828
11226         * tree-ssa-loop-im.c: Add a TODO comment.
11227         (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
11228         without side-effects.
11230 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
11232         * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
11233         call fold_convert.
11235 2005-02-18  James E. Wilson  <wilson@specifixinc.com>
11237         * doc/invoke.texi (IA-64 Options): Delete -mb-step.
11238         * config/ia64/ia64.c (last_group, group_idx): Delete variables.
11239         (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
11240         functions.
11241         (ia64_reorg): Delete fixup_errata call.
11242         * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
11243         (TARGET_SWITCHES): Delete -mb-step entry.
11245 2005-02-19  Jakub Jelinek  <jakub@redhat.com>
11247         PR c/20043
11248         * c-typeck.c (composite_type): Handle quals in transparent unions.
11249         (type_lists_compatible_p): Likewise.
11251 2005-02-18  Stan Shebs  <shebs@apple.com>
11253         * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
11254         expressions in the .literal8 section.
11256 2005-02-18  Geoffrey Keating  <geoffk@apple.com>
11258         * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
11260 2005-02-18  Roger Sayle  <roger@eyesopen.com>
11262         * fold-const.c (constant_boolean_node): Always create values of the
11263         specified type, don't bother calling truthvalue_conversion.
11265 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
11267         * except.c (output_function_exception_table): Call
11268         assemble_external_libcall (eh_personality_libfunc).
11270 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
11272         PR target/19886
11273         * config/ia64/ia64.h (struct machine_function): Add state_num.
11274         * config/ia64/ia64.c (process_epilogue,
11275         process_for_unwind_directive): Use new unwind state numbers each
11276         time rather than state 1.
11278 2005-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
11280         PR target/20054
11281         * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
11282         before the "*llgt_didi" pattern.
11284 2005-02-18  Jason Merrill  <jason@redhat.com>
11286         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
11288 2005-02-18  Richard Earnshaw  <rearnsha@arm.com>
11290         * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
11291         (div0): Use it in place of ARM_FUNC_ALIAS.
11292         (lshrdi3, ashrdi3, ashlrdi3): Likewise.
11294 2005-02-18  Andrew Pinski  <pinskia@physics.uc.edu>
11296         PR middle-end/20030
11297         * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
11298         access, the lower bound of the array type if it exists.
11300 2005-02-18  Alexandre Oliva  <aoliva@redhat.com>
11302         PR c++/20008
11303         * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
11304         cases that are out-of-range for the index type.
11306 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
11308         * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
11309         (estimate_case_costs): Don't call convert.
11310         * expmed.c (expand_shift): Likewise.
11311         (make_tree): Call fold_convert instead of convert.
11313 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
11315         PR c++/19813
11316         * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
11317         that ref to be marked MEM_READONLY_P doesn't have base that needs
11318         constructing.
11320 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
11322         * genautomata.c (output_get_cpu_unit_code_func,
11323         output_cpu_unit_reservation_p): Don't generate old-style function
11324         definitions.
11326 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
11328         PR c++/20023
11329         PR tree-optimization/20009
11330         * convert.c (convert_to_integer): Revert 2005-02-16 change.
11332         PR tree-optimization/18947
11333         * cgraphunit.c (cgraph_finalize_function): When redefining an extern
11334         inline, remove all nodes that are inlined into the extern inline
11335         being redefined.
11337 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
11339         * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
11340         loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
11341         tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
11342         config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
11343         Update copyright.
11345 2005-02-17  Roger Sayle  <roger@eyesopen.com>
11347         PR tree-optimization/19917
11348         * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
11349         to be potentially trapping.
11351 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
11353         * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
11355 2005-02-17  Andreas Krebbel  <krebbel1@de.ibm.com>
11357         * builtins.c (expand_builtin_return_addr): Remove tem parameter.
11358         tem becomes a local variable which is set to the value of the
11359         back end defined INITIAL_FRAME_ADDRESS macro.
11360         (expand_builtin_frame_address): Omit the base parameter to
11361         expand_builtin_return_addr.
11362         (expand_builtin_profile_func): Likewise.
11363         * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
11364         (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
11365         * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
11367 2005-02-17  Jakub Jelinek  <jakub@redhat.com>
11369         * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
11370         s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
11371         * config/frv/frv.c (frv_function_epilogue): Likewise.
11373 2005-02-17  Daniel Berlin  <dberlin@dberlin.org>
11375         * lambda-code (perfect_nestify): Remove mark/unmark
11376         for rewriting hack.
11377         * tree-loop-linear.c (linear_transform_loops): Add
11378         rewrite_into_ssa call so that ssa is correct for
11379         rewriting into loop closed.
11381 2005-02-17  Nathan Sidwell  <nathan@codesourcery.com>
11383         * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
11384         * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
11385         BITMAP_FREE.
11386         * bt-load.c (btr_def_live_range, combine_btr_defs,
11387         migrate_btr_def, migrate_btr_defs): Likewise.
11388         * cfgcleanup.c (thread_jump): Likewise.
11389         * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
11390         * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
11391         df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
11392         df_rd_local_compute, df_reg_info_compute): Likewise.
11393         * dominance.c (init_dom_info, free_dom_info): Likewise.
11394         * flow.c (init_propagate_block_info,
11395         free_propagate_block_info): Likewise.
11396         * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
11397         * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
11398         modify_reg_pav): Likewise.
11399         * loop-invariant.c (find_defs, find_invariant_insn,
11400         find_invariants, free_inv_motion_data): Likewise.
11401         * predict.c (tree_predict_by_opcode,
11402         estimate_bb_frequencies): Likewise.
11403         * stmt.c (expand_case): Likewise.
11404         * tree-cfg.c (tree_duplicate_sese_region): Likewise.
11405         * tree-dfa.c (mark_new_vars_to_rename): Likewise.
11406         * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
11407         * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
11408         get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
11409         rewrite_ssa_into_ssa): Likewise.
11410         * tree-optimize.c (tree_rest_of_compilation): Likewise.
11411         * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
11412         analyze_edges_for_bb, perform_edge_inserts): Likewise.
11413         * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
11414         * tree-sra.c (tree_sra): Likewise.
11415         * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
11416         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11417         * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
11418         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11419         * tree-ssa-dse.c (tree_ssa_dse): Likewise.
11420         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
11421         Likewise.
11422         * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
11423         calculate_live_on_entry, calculate_live_on_exit,
11424         build_tree_conflict_graph): Likewise.
11425         * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
11426         record_important_candidates, set_use_iv_cost, find_depends,
11427         determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11428         tree_ssa_iv_optimize_finalize): Likewise.
11429         * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11430         find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11431         tree_duplicate_loop_to_header_edge): Likewise.
11432         * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11433         * tree-ssa.c (verify_flow_insensitive_alias_info,
11434         verify_name_tags, verify_ssa, init_tree_ssa,
11435         delete_tree_ssa): Likewise.
11436         * tree-ssanames.c (marked_ssa_names, init_ssanames,
11437         fini_ssanames): Likewise.
11438         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11440 2005-02-17  Ralf Corsepius  <ralf.corsepius@rtems.org>
11442         * config/rs6000/t-rtems: Completely reworked.
11444 2005-02-17  Ira Rosen  <irar@il.ibm.com>
11446         * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11448 2005-02-17  Ira Rosen  <irar@il.ibm.com>
11450         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11451         POINTER_TYPE_P when checking that type is a pointer.
11452         (vect_get_memtag): Remove.
11453         (vect_address_analysis): Use POINTER_TYPE_P. Call
11454         vect_object_analysis with dummy parameter for memtag.
11455         (vect_object_analysis): Extract memtag (functionality that
11456         used to be in vect_get_memtag and moved here). Fix printings.
11457         (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11458         with correct parameters. Remove call to vect_get_memtag.
11460 2005-02-17  Dorit Naishlos  <dorit@il.ibm.com>
11462         * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11463         (tree-vectorizer.o): Added missing dependencies.
11465         * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11466         decleration.
11467         (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11468         declaration in tree-vectorizer.c, now has an extern declaration in
11469         tree-vectorizer.h).
11470         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11471         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11472         get_vectype_for_scalar_type, vect_is_simple_use,
11473         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11474         vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11475         new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11476         vectorizable_store, vectorizable_operation, vectorizable_assignment,
11477         vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11478         find_loop_location): Likewise.
11480         * tree-vectorizer.c (langhooks.h): #include removed.
11481         (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11482         moved to tree-vectorized.h.
11483         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11484         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11485         get_vectype_for_scalar_type, vect_is_simple_use,
11486         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11487         vect_supportable_dr_alignment, new_loop_vec_info,
11488         destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11489         vect_set_verbosity_level, find_loop_location): Likewise.
11491         (vect_analyze_loop): Function externalized. Declaration moved to
11492         tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11493         (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11494         (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11495         vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11496         vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11497         vect_enhance_data_refs_alignment, vect_analyze_operations,
11498         exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11499         vect_stmt_relevant_p, vect_get_loop_niters,
11500         vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11501         vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11502         vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11503         vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11504         vect_get_memtag): Likewise.
11506         (vectorizable_load): Function externalized. Declaration moved to
11507         tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11508         (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11509         vect_transform_loop): Likewise.
11510         (vect_transform_stmt): Moved to tree-vect-transform.c.
11511         (vect_align_data_ref, vect_create_destination_var,
11512         vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11513         vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11514         vect_get_vec_def_for_operand, vect_init_vector,
11515         vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11516         vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11517         vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11518         vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11519         vect_do_peeling_for_loop_bound): Likewise.
11521         * tree-vect-analyze.c: New file.
11522         * tree-vect-transform.c: New file.
11524 2005-02-17  Jason Merrill  <jason@redhat.com>
11526         PR mudflap/19319, c++/19317
11527         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11528         slot explicit.
11530 2005-02-17  Gerald Pfeifer  <gerald@pfeifer.com>
11532         * doc/install.texi (Specific): Update link for Darwin-specific
11533         tool binary site.
11535 2005-02-16  James A. Morrison  <phython@gcc.gnu.org>
11537         * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11538         constant_boolean_node.
11540 2005-02-16  David Edelsohn  <edelsohn@gnu.org>
11542         PR target/19019
11543         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11544         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11546 2005-02-16  Richard Henderson  <rth@redhat.com>
11548         PR 19920
11549         * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11550         with W_TYPE_SIZE.
11551         (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11552         replace uses with Wtype_MAXp1_F.
11553         (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11554         L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11555         L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11556         L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11557         and HAVE_TFMODE as appropriate.
11558         (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11559         (__floatdisf): Likewise.
11560         * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11561         (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11562         (Wtype_MAXp1_F): New.
11563         (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11564         __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11566 2005-02-16  Richard Earnshaw  <rearnsha@arm.com>
11568         * PR target/19162
11569         * arm.c (arm_apply_result_size): New function.
11570         * arm.h (APPLY_RESULT_SIZE): Define.
11571         * arm-protos.h (arm_apply_result_size): Add prototype.
11572         * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11573         (movxf): New expand.
11574         (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11575         (call_value_symbol): Remove predicate for operand 0.
11576         (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11577         (untyped_call): Rework to correclty return values for any type.
11578         (untyped_return): New expand.
11579         * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11581 2005-02-16  Stan Shebs  <shebs@apple.com>
11583         * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11584         * config/rs6000/t-darwin8: New, for 64-bit multilib.
11586 2005-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
11588         * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11589         configure settings on Solaris 7 and later.
11591 2005-02-16  Diego Novillo  <dnovillo@redhat.com>
11593         PR tree-optimization/19865
11594         * tree-optimize.c (init_tree_optimization_passes): Run
11595         pass_may_alias after pass_sra.
11597 2005-02-16  Richard Henderson  <rth@redhat.com>
11598             Stuart Hastings  <stuart@apple.com>
11600         PR debug/19521
11601         * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11602         Do nothing if debug info suppressed for this function.
11603         (dbxout_begin_function): Early exit if debug info suppressed for
11604         this function.
11606 2005-02-16  Kazu Hirata  <kazu@cs.umass.edu>
11608         PR target/20007
11609         * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11610         find_basic_blocks.
11611         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11613         PR tree-optimization/19967
11614         * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11615         expand_builtin_strchr, expand_builtin_strrchr): Take a new
11616         argument TYPE.  Adjust calls to fold_builtin_XXX.
11617         (expand_builtin, fold_builtin_1): Adjust calls to
11618         expand_builtin_XXX.
11619         (fold_builtin_strchr, fold_builtin_strpbrk,
11620         fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11621         result to a requested type TYPE.
11623 2005-02-16  Jakub Jelinek  <jakub@redhat.com>
11625         PR middle-end/19857
11626         * fold-const.c (fold): Don't optimize (T)(x & cst) to
11627         (T)x & (T)cst if (T)cst overflows.
11628         * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11629         TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11631 2005-02-15  Jeff Law  <law@redhat.com>
11633         * gcse.c (blocks_with_calls): New bitmap.
11634         (alloc_gcse_mem): Allocate it.
11635         (free_gcse_mem): Free it.
11636         (clear_modifY_mem_tables): Clear it.
11637         (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11638         when we encounter CALL_INSNs.
11639         (compute_transp, case MEM): Handle blocks with calls separate
11640         from blocks without calls.  Use bitmap iterators rather than
11641         FOR_EACH_BB.
11643 2005-02-15  Peter O'Gorman  <peter@pogma.com>
11645         PR bootstrap/18810
11646         * mklibgcc.in (vis_hide): Use a temporary object file, not
11647         -o /dev/null.
11649 2005-02-15  Andy Hutchinson  <HutchinsonAndy@netscape.net>
11651         PR target/19924
11652         * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11653         access optimization.
11655 2005-02-15  David Edelsohn  <edelsohn@gnu.org>
11656             Alan Modra  <amodra@bigpond.net.au>
11658         PR target/19019
11659         * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11660         (_xlqsub): Rename to __gcc_qsub.
11661         (_xlqmul): Rename to __gcc_qmul.
11662         (_xlqdiv): Rename to __gcc_qdiv.
11663         Provide versioned symbol aliases with old names.
11664         * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11665         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11666         * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11667         * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11668         * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11670 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
11672         * fold-const.c (fold): Fold -(~A) to A + 1.  Fold ~(-A) to A - 1.
11673         Fold ~(A - 1) and ~(A + -1) to -A.
11675 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
11677         PR pch/14940
11678         PR target/19300
11679         * config/host-linux.c (linux_gt_pch_use_address): Copy from
11680         config/pa/pa-host.c:pa_gt_pch_use_address.
11682 2005-02-15  Daniel Berlin  <dberlin@dberlin.org>
11684         * tree-vn.c (get_value_handle): Make sure that given an
11685         is_gimple_min_invariant expression, we always return it.
11687 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
11689         * passes.c (rest_of_handle_gcse): Fix a comment.
11691 2005-02-15  Jeff Law  <law@redhat.com>
11693         * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11694         bitmap.
11695         (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11696         (canon_list_insert, record_last_mem_set_info): Similarly.
11697         (clear_modify_mem_tables): Similarly.
11699 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
11701         * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11702         tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11703         config/mips/mips.md, config/rs6000/aix.h,
11704         config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11706 2005-02-15  Richard Henderson  <rth@redhat.com>
11708         * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11709         call to be best_edge.
11711 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
11713         * basic-block.h: Adjust the prototype for find_basic_blocks.
11714         * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11715         * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11716         find_basic_blocks.
11718         * flow.c (recompute_reg_usage): Remove all arguments.
11719         * passes.c (rest_of_compilation): Adjust the call to
11720         recompute_reg_usage.
11721         * rtl.h: Adjust the prototype for recompute_reg_usage.
11723 2005-02-14  Daniel Berlin  <dberlin@dberlin.org>
11725         * tree-dump.c (dump_files): Update to reflect new member
11726         of dump_file_info.
11727         (dump_register): Add new argument.
11728         Set glob name.
11729         (dump_switch_p_1): Check against glob name if doglob was passed.
11730         (dump_switch_p): Check against regular first, then glob if
11731         we didn't have any hits on the dump name.
11732         * tree-optimize.c (register_one_dump_file):
11733         Pass in glob name as well.
11734         * tree-pass.h (struct dump_file_info): Add glob
11735         member.
11737 2005-02-14  Joseph S. Myers  <joseph@codesourcery.com>
11739         PR preprocessor/16323
11740         * doc/invoke.texi: Document that -Wendif-labels is on by default.
11742 2005-02-14  David Edelsohn  <edelsohn@gnu.org>
11744         PR target/19019
11745         * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11746         (trunctfdf2_internal1): New.
11747         (trunctfdf2_internal2): Renamed from trunctfdf2.
11749 2005-02-14  Diego Novillo  <dnovillo@redhat.com>
11751         PR tree-optimization/19853
11752         * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11754 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
11756         * passes.c (rest_of_handle_loop_optimize): Remove calls to
11757         delete_dead_jumptables and cleanup_cfg.
11759 2005-02-14  Ulrich Weigand  <uweigand@de.ibm.com>
11761         * reload.c (find_reloads): Swap address_reloaded flags when
11762         swapping commutative operands.
11764 2005-02-14  Sebastian Pop  <pop@cri.ensmp.fr>
11766         * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11767         Use standard_iv_increment_position for computing the bsi position
11768         for create_iv.
11769         * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11770         the bsi position.
11772 2005-02-13  Zdenek Dvorak  <dvorakz@suse.cz>
11774         PR target/17428
11775         * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11776         life range of hard registers.
11777         * value-prof.c (insn_prefetch_values_to_profile): Only
11778         scan normal insns.
11780         * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11781         profile in libcalls.
11783 2005-02-13  Nathan Sidwell  <nathan@codesourcery.com>
11785         * bitmap.h (bitmap_and_compl_into): Return bool.
11786         * bitmap.c (bitmap_and_compl_into): Return changed flag.
11788 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
11790         PR tree-optimization/19944
11791         * fold-const.c (fold): Re-add ABS_EXPR folding.
11793 2005-02-13  David Edelsohn  <edelsohn@gnu.org>
11795         PR target/19019
11796         * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11797         {TARGET,MASK}_XL_COMPAT.
11798         (SUBTARGET_SWITCHES): Rename xl-call to xl-compat.  Use
11799         MASK_XL_COMPAT.
11800         * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11801         * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11802         TARGET_XL_COMPAT.
11803         (rs6000_arg_partial_bytes): Same.
11804         (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11805         and XL compatibility enabled.
11806         * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11807         * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11808         test to final condition.
11809         (cmptf_internal2): New.
11810         * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11811         xl-compat.  Add TFmode information to description.
11813 2005-02-13  Kazu Hirata  <kazu@cs.umass.edu>
11815         * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11817 2005-02-13  Jason Merrill  <jason@redhat.com>
11819         PR c++/16405
11820         * fold-const.c (fold_indirect_ref_1): Split out from...
11821         (build_fold_indirect_ref): Here.
11822         (fold_indirect_ref): New fn.
11823         * tree.h: Declare it.
11824         * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11825         (gimplify_modify_expr_rhs): Likewise.
11826         (gimplify_expr): Likewise.
11828 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
11830         PR tree-optimization/14303
11831         PR tree-optimization/15784
11832         * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11833         Fold ABS_EXPR<x> < 0 to false.  Fold ABS_EXPR<x> == 0 to x == 0 and
11834         ABS_EXPR<x> != 0 to x != 0.
11836 2005-02-12  Kazu Hirata  <kazu@cs.umass.edu>
11838         * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11839         simplify-rtx.c, tree-ssa-live.h: Fix comment typos.  Follow
11840         spelling conventions.
11842         * passes.c (rest_of_handle_gcse): Don't run cse_main and
11843         delete_trivially_dead_insns too many times.
11845         * passes.c (rest_of_handle_gcse): Remove dead assignments to
11846         tem and tem2.
11848 2005-02-12  Ira Rosen  <irar@il.ibm.com>
11850         * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11851         (vect_is_simple_iv_evolution): Remove redundant parameter
11852         and step check.
11853         (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11854         without last parameter.
11855         (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11856         Return pointer step. Call vect_is_simple_iv_evolution without
11857         last parameter. Check only that the step is multiple of size
11858         type. Remove stmt_vinfo updates.
11859         (vect_get_memtag_and_dr): Remove.
11860         (vect_get_memtag): New function.
11861         (vect_address_analysis): New function.
11862         (vect_object_analysis): New function.
11863         (vect_analyze_data_refs): Call vect_object_analysis and
11864         vect_get_memtag. Update stmt_vinfo fields.
11866 2005-02-12  Ira Rosen  <irar@il.ibm.com>
11868         * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11869         exist and are objects. Remove checks for pointer.
11870         * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11871         STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11872         (vect_create_data_ref_ptr): Likewise.
11873         (vect_base_addr_differ_p): New function.
11874         (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11875         (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11876         Don't set the DR_BASE_NAME field of data-ref.
11877         (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11879 2005-02-12  Uros Bizjak  <uros@kss-loka.si>
11881         * optabs.h (enum optab_index): Add new OTI_ldexp.
11882         (ldexp_optab): Define corresponding macro.
11883         * optabs.c (init_optabs): Initialize ldexp_optab.
11884         * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11885         patterns.
11886         * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11887         using ldexp_optab.
11888         (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11889         expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11891         * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11892         to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11893         intrinsics.
11895 2005-02-12  Ira Rosen  <irar@il.ibm.com>
11897         * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11898         to base_address.
11899         * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11900         stmt_vec_info.
11901         (vect_get_base_and_offset): Always return an address.
11902         (vect_create_addr_base_for_vector_ref): Remove treatment for
11903         different data reference types.
11904         (vect_compute_data_ref_alignment): Rename base to base_address in
11905         stmt_vec_info. Get the object in order to force its alignment.
11906         (vect_get_memtag_and_dr): Rename base to base_address in
11907         stmt_vec_info. Extract the object for memtag analysis.
11909 2005-02-12  Hans-Peter Nilsson  <hp@axis.com>
11911         PR regression/19898.
11912         * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11913         changes cc_status, use apply modified_in_p to part of cc_status
11914         and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11915         body.
11917 2005-02-11  Richard Henderson  <rth@redhat.com>
11919         * tree-complex.c (expand_complex_libcall): New.
11920         (expand_complex_multiplication): Use it for c99 compliance.
11921         (expand_complex_division): Likewise.
11922         * fold-const.c (fold_complex_add, fold_complex_mult): New.
11923         (fold): Call them.
11924         * builtins.c (built_in_names): Remove const.
11925         * tree.c (build_common_builtin_nodes): Build complex arithmetic
11926         builtins.
11927         * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11928         (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11929         (built_in_names): Remove const.
11930         * c-common.c (c_common_type_for_mode): Handle complex modes.
11931         * flags.h, toplev.c (flag_complex_method): Rename from
11932         flag_complex_divide_method.
11933         * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11934         __mulsc3, __muldc3, __mulxc3, __multc3): New.
11935         * libgcc2.h: Declare them.
11936         * libgcc-std.ver: Export them.
11937         * mklibgcc.in (lib2funcs): Build them.
11939 2005-02-11  Steven Bosscher  <stevenb@suse.de>
11941         PR tree-optimization/19876
11942         Partially revert my change from 2005-01-14
11943         * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11944         (compute_antic): ...and remove the loop here.
11946 2005-02-11  Jakub Jelinek  <jakub@redhat.com>
11948         PR middle-end/19858
11949         * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11950         is number of inner's bits, avoid creating a BIT_FIELD_REF.
11952         * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11953         crtend.o if -pie.  Use %{x:a;:b} spec syntax.
11955 2005-02-11  Daniel Jacobowitz  <dan@codesourcery.com>
11957         * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11958         offsets for the big-endian 32-bit case.
11960 2005-02-11  Joseph S. Myers  <joseph@codesourcery.com>
11962         * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11964 2005-02-11  Dale Johannesen  <dalej@apple.com>
11966         * cselib.c (cselib_process_insn):  Clear out regs where
11967         HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11968         * reload.c (find_equiv_reg): Ditto.
11970 2005-02-11  Ian Lance Taylor  <ian@airs.com>
11972         * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11973         with no elements.
11975         * tree.c (build_function_type_list): Work correctly if there are
11976         no arguments.
11978 2005-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
11980         * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11981         "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11982         ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11983         TARGET_ZARCH instead of TARGET_64BIT.
11985 2005-02-11  Ralf Corsepius  <ralf.corsepius@rtems.org>
11987         * config/rs6000/t-rtems:
11988         (MULTILIB_OPTIONS): Remove mcpu=602.
11989         (MUTLILIB_DIRNAMES): Remove m602.
11990         (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11991         Let mcpu=602 match mcpu=603.
11992         (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11994 2005-02-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11996         * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11997         signal trampolines.
11999 2005-02-10  David Daney  <ddaney@avtrex.com>
12001         * config/alpha/linux-unwind.h: Add exception clause to copyright.
12002         * config/i386/linux-unwind.h: Likewise.
12003         * config/ia64/linux-unwind.h: Likewise.
12004         * config/mips/linux-unwind.h: Likewise.
12005         * config/pa/linux-unwind.h: Likewise.
12006         * config/rs6000/linux-unwind.h: Likewise.
12007         * config/s390/linux-unwind.h: Likewise.
12008         * config/sh/linux-unwind.h: Likewise.
12009         * config/sparc/linux-unwind.h: Likewise.
12011 2005-02-10  Steven Bosscher  <stevenb@suse.de>
12013         PR tree-optimization/17549
12014         * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
12015         TER to replace a DEF with its expression if the DEF and the
12016         rhs of the expression we replace into have the same root
12017         variable.
12019 2005-02-10  Richard Sandiford  <rsandifo@redhat.com>
12021         * config/mips/mips.md: Fix the placement of the match_scratch in the
12022         lea64 peephole2.
12024 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
12026         * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
12027         Fix comment typos.
12029 2005-02-10  Zdenek Dvorak  <dvorakz@suse.cz>
12031         * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
12032         (strip_offset): Handle addresses.
12033         (add_address_candidates): Use strip_offset.
12034         (difference_cost): Reflect strip_offset change.
12035         (force_var_cost, difference_cost): Strip nops.
12037 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
12039         * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
12041         * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
12042         tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
12043         config/cris/cris-protos.h, config/cris/cris.c: Update
12044         copyright.
12046 2005-02-10  Jeff Law  <law@redhat.com>
12048         * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
12049         (lookup_avail_expr): Similarly.
12051 2005-02-10  Richard Guenther  <rguenth@gcc.gnu.org>
12053         * builtins.c (fold_builtin_powi): New function.
12054         (fold_builtin_1): Call it.
12056 2005-02-10  Steven Bosscher  <stevenb@suse.de>
12058         PR documentation/19309
12059         * doc/cpp.texi: The __GNUC__ and related predefined macros
12060         are also defined for the "standalone" cpp.
12061         Some non-GCC compilers may also define __GNUC__.
12063 2005-02-10  Jakub Jelinek  <jakub@redhat.com>
12065         PR c/19342
12066         * c-typeck.c (common_type): New routine.  Old common_type renamed
12067         to...
12068         (c_common_type): ...this.
12069         (build_conditional_expr, build_binary_op): Use c_common_type instead
12070         of common_type.
12072 2005-02-10  Steven Bosscher  <stevenb@suse.de>
12074         * doc/md.texi: Replace @samp{length} with @code{length}.
12076 2005-02-09  Zdenek Dvorak  <dvorakz@suse.cz>
12078         PR tree-optimization/18687
12079         * tree-flow.h (find_loop_niter): Declare.
12080         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
12081         Try using scev even for loops with more than one exit.
12082         * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
12083         (struct ivopts_data): Added niters field.
12084         (struct nfe_cache_elt): New.
12085         (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
12086         functions.
12087         (tree_ssa_iv_optimize_init): Initialize niters cache.
12088         (determine_number_of_iterations): Removed.
12089         (find_induction_variables): Do not call determine_number_of_iterations.
12090         Access niters for single exit through niter_for_single_dom_exit.
12091         (add_iv_outer_candidates): Access niters for single exit through
12092         niter_for_single_dom_exit.
12093         (may_eliminate_iv): Take data argument.  Use niter_for_exit.  Do not use
12094         number_of_iterations_cond.
12095         (iv_period): New function.
12096         (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
12097         (may_replace_final_value): Take data argument.  Use
12098         niter_for_single_dom_exit.
12099         (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
12100         (rewrite_use_compare): Pass data to may_eliminate_iv.
12101         (rewrite_use_outer): Pass data to may_replace_final_value.
12102         (free_loop_data): Clean up the niters cache.
12103         (tree_ssa_iv_optimize_finalize): Free the niters cache.
12104         (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
12105         * tree-ssa-loop-niter.c (find_loop_niter): New function.
12106         (find_loop_niter_by_eval): Use tree_int_cst_lt.
12107         (num_ending_zeros): Moved to tree.c.
12108         * tree.h (num_ending_zeros): Declare.
12109         * tree.c (num_ending_zeros): Moved from tree.c.
12111 2005-02-09  Richard Henderson  <rth@redhat.com>
12113         * builtins.c (DEF_BUILTIN): Add COND argument.
12114         * tree.h (DEF_BUILTIN): Likewise.
12115         * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
12116         DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
12117         match.
12118         (DEF_BUILTIN_STUB): New.
12119         (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
12120         BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
12121         BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
12122         * c-common.c (DEF_BUILTIN): Add COND argument.
12123         * tree.c (local_define_builtin): New.
12124         (build_common_builtin_nodes): New.
12126 2005-02-09  Roger Sayle  <roger@eyesopen.com>
12128         * fold-const.c (fold_strip_sign_ops): New function to simplify a
12129         floating point expression ignoring the sign of the result.
12130         (fold) <ABS_EXPR>: Use it to simplify fabs(x).
12131         (fold) <MULT_EXPR>: Use it to simplify x*x.
12132         * tree.h (fold_strip_sign_ops): Prototype here.
12133         * builtins.c (fold_builtin_copysign): Take an additional FNDECL
12134         argument.  Use fold_strip_sign_ops to simplify the first argument.
12135         (fold_builtin_pow):  Use fold_strip_sign_ops to simplify the
12136         first argument when the second argument is an even integer
12137         constant, but only with -funsafe_math_optimizations.
12138         (fold_builtin_1): Update call to fold_builtin_copysign.
12140 2005-02-09  Ian Lance Taylor  <ian@airs.com>
12142         PR middle-end/19583
12143         * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
12144         just check whether EH_FILTER_FAILURE falls through.
12146 2005-02-09  Andreas Krebbel  <krebbel1@de.ibm.com>
12148         * gcc/haifa-sched.c (schedule_block): Make queued sched group
12149         insns return to ready list in the next turn.
12151 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
12153         PR middle-end/19402
12154         * builtins.def: New __builtin_powi[lf].
12155         * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
12156         (expand_builtin_powi): New function.
12157         (expand_builtin): Dispatch to expand_builtin_powi.
12158         * libgcc2.h: Add prototypes for __builtin_powi[lf].
12159         * libgcc2.c: Add __builtin_powi[lf] implementation.
12160         * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
12161         * optabs.h: Add powi_optab.
12162         * optabs.c (init_optabs): Initialize powi_optab.
12163         * doc/extend.texi: Document __builtin_powi[lf].
12165 2005-02-09  Dorit Naishlos  <dorit@il.ibm.com>
12167         * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
12168         exists.
12170 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
12172         PR middle-end/19854
12173         * fold-const.c (try_move_mult_to_index): Remove redundant
12174         type argument.  Create ADDR_EXPR with correct type.
12175         (fold): Update callers of try_move_mult_to_index.  Convert
12176         result to the appropriate type.
12178 2005-02-09  Roger Sayle  <roger@eyesopen.com>
12180         PR target/19597
12181         * config/avr/avr.c (default_rtx_costs): Delete.
12182         (avr_operand_rtx_cost): New function.
12183         (avr_rtx_costs): Completely rewrite.
12185 2005-02-08  Hans-Peter Nilsson  <hp@axis.com>
12187         PR target/19806
12188         * config/cris/cris.c (in_code): New variable.
12189         (cris_output_addr_const): Now a static function, a wrapper for
12190         output_addr_const.
12191         (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
12192         case from old cris_output_addr_const.
12193         (cris_asm_output_label_ref): Similar for LABEL_REF.
12194         (cris_output_addr_const_extra): Similar for UNSPEC.
12195         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
12196         (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
12197         * config/cris/cris-protos.h (cris_output_addr_const): Remove
12198         declaration.
12199         (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
12200         (cris_asm_output_label_ref): Declare.
12202 2005-02-08  Paolo Bonzini  <bonzini@gnu.org>
12204         PR preprocessor/19801
12205         * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
12206         filenames that changed when libcpp was moved to the toplevel.
12208 2005-02-07  Roger Sayle  <roger@eyesopen.com>
12210         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12211         zero extensions of BImode operands.  Call lowpart_subreg instead
12212         of gen_lowpart_common and gen_lowpart_SUBREG.
12214 2005-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
12216         PR ada/19489
12217         * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
12218         * configure.ac: Set cc_for_cross_gnattools.
12219         * configure: Regenerate.
12221 2005-02-08  Alan Modra  <amodra@bigpond.net.au>
12223         PR target/19803
12224         * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
12226 2005-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
12228         PR debug/19327
12229         * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
12230         of nested functions.
12232 2005-02-07  Jonathan Wakely  <redi@gcc.gnu.org>
12234         * doc/extend.texi: Document deprecated extensions allowing
12235         static floating-point members to have initializers and allowing
12236         floating-point literals in integral constant expressions.
12238 2005-02-07  Kazu Hirata  <kazu@cs.umass.edu>
12240         * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
12241         config/darwin7.h, config/mips/mips.c,
12242         config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
12243         Update copyright.
12245         * cse.c: Update comments.
12247 2005-02-07  Richard Guenther  <rguenth@gcc.gnu.org>
12249         PR middle-end/19775
12250         * builtins.c (fold_builtin_sqrt): Transform
12251         sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
12252         pow(x,y*0.5).
12254 2005-02-07  Leehod Baruch  <leehod@il.ibm.com>
12255             Dorit Naishlos  <dorit@il.ibm.com>
12257         * doc/invoke.texi (ftree-vectorizer-verbose): New.
12258         * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
12259         * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
12260         was added.
12261         * tree.h (vect_set_verbosity_level): New extern function declaration
12262         added.
12263         * tree-vectorizer.h (verbosity_levels): New enum type.
12264         * tree-vectorizer.c (vect_debug_stats): Function removed.
12265         (vect_debug_details): Likewise.
12266         (vect_verbosity_level): Global variable was defined and initialized.
12267         (vect_dump): Global variable definition.
12268         (vect_print_dump_info): New function.
12269         (vect_set_dump_settings): New function.
12270         (vect_set_verbosity_level): New function.
12271         (vectorize_loops): Add call to vect_set_dump_settings.
12273         (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
12274         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12275         (slpeel_tree_peel_loop_to_edge): Likewise.
12277         (vect_analyze_offset_expr): Call to vect_print_dump_info with
12278         appropriate verbosity level instead of call to vect_debug_details
12279         or vect_debug_stats.
12280         (vect_get_base_and_offset):
12281         (vect_create_addr_base_for_vector_ref):
12282         (get_vectype_for_scalar_type):
12283         (vect_create_data_ref_ptr):
12284         (vect_init_vector):
12285         (vect_get_vec_def_for_operand):
12286         (vect_finish_stmt_generation):
12287         (vectorizable_assignment):
12288         (vectorizable_operation):
12289         (vectorizable_store):
12290         (vectorizable_load):
12291         (vect_transform_stmt):
12292         (vect_update_ivs_after_vectorizer):
12293         (vect_do_peeling_for_loop_bound):
12294         (vect_update_inits_of_drs):
12295         (vect_do_peeling_for_alignment):
12296         (vect_transform_loop):
12297         (vect_is_simple_use):
12298         (vect_analyze_operations):
12299         (vect_is_simple_iv_evolution):
12300         (vect_analyze_scalar_cycles):
12301         (vect_analyze_data_ref_dependence):
12302         (vect_analyze_data_ref_dependences):
12303         (vect_compute_data_ref_alignment):
12304         (vect_enhance_data_refs_alignment):
12305         (vect_analyze_data_refs_alignment):
12306         (vect_analyze_data_ref_access):
12307         (vect_analyze_data_ref_accesses):
12308         (vect_analyze_pointer_ref_access):
12309         (vect_get_memtag_and_dr):
12310         (vect_analyze_data_refs):
12311         (vect_mark_relevant):
12312         (vect_stmt_relevant_p):
12313         (vect_mark_stmts_to_be_vectorized):
12314         (vect_can_advance_ivs_p):
12315         (vect_get_loop_niters):
12316         (vect_analyze_loop_form):
12317         (vect_analyze_loop):
12318         (vectorize_loops): Likewise.
12320         (vect_do_peeling_for_loop_bound): Dump format slightly changed.
12321         (vect_update_inits_of_drs):
12322         (vect_do_peeling_for_alignment):
12323         (vect_transform_loop):
12324         (vect_analyze_operations):
12325         (vect_analyze_scalar_cycles):
12326         (vect_analyze_data_ref_dependences):
12327         (vect_analyze_data_refs_alignment):
12328         (vect_analyze_data_ref_accesses):
12329         (vect_analyze_data_refs):
12330         (vect_mark_stmts_to_be_vectorized):
12331         (vect_get_loop_niters):
12332         (vect_analyze_loop_form):
12333         (vect_analyze_loop): Likewise.
12334         (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
12336 2005-02-07  Richard Sandiford  <rsandifo@redhat.com>
12338         PR bootstrap/19796
12339         Revert:
12340         2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
12341         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12342         either -ffast-math or -funsafe-math-optimizations is in use.
12344         2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
12345         * config/mips/irix-csr.c: New file.
12346         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12347         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12348         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12349         executables.
12351 2005-02-07  Alexandre Oliva  <aoliva@redhat.com>
12353         * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
12354         redundant, incorrect definitions.
12356         * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
12357         expand.
12358         ("*tls_indirect_call"): New, reference hard regs directly.
12359         * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
12361 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
12363         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
12364         Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
12366 2005-02-06  Roger Sayle  <roger@eyesopen.com>
12368         PR rtl-optimization/19800
12369         * simplify_rtx.c (simplify_relational_operation_1): Explicitly
12370         call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
12371         gen_lowpart.
12373 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
12375         * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
12377 2005-02-07  Joseph S. Myers  <joseph@codesourcery.com>
12379         PR other/17135
12380         * doc/invoke.texi: Correct documentation of -freorder-functions.
12382 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
12384         PR other/14402
12385         * doc/invoke.texi: Don't mention gccbug.
12387 2005-02-06  Roger Sayle  <roger@eyesopen.com>
12388             Andrew Pinski  <pinskia@physics.uc.edu>
12389             Paolo Bonzini  <paolo.bonzini@lu.unisi.ch>
12391         * simplify-rtx.c (simplify_relational_operation_1): Simplify
12392         (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
12393         into just (zero_extract:SI FOO (const_int 1) BAR).
12395 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
12397         * doc/cpp.texi: Include gcc-common.texi.  Don't define gcctabopt
12398         macro locally.  Don't give last revision date.  Use GCC version
12399         number from gcc-common.texi.
12400         * doc/cppinternals.texi: Include gcc-common.texi.  Don't give last
12401         revision date.  Use GCC version number from gcc-common.texi.
12402         Describe being a library as current state rather than as 3.x
12403         history.
12404         * doc/gcc.texi: Remove last update date.
12405         * doc/gccint.texi: Likewise.  Update copyright dates.
12406         * doc/install.texi: Update copyright dates.
12408 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
12410         PR other/7549
12411         * doc/invoke.texi: Mention for each option included in -Wall that
12412         it is included in -Wall.
12413         * doc/gcc.texi: Update copyright and last modification date.
12415 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
12417         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
12418         unnecessary cast to original induction variable increments.
12420 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
12422         PR tree-optimization/18219
12423         * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
12424         in distributed form.
12426 2005-02-06  Richard Sandiford  <rsandifo@redhat.com>
12428         * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12429         Set bitpos and offset later in the function.  Do nothing if the
12430         target is a register and if the bitfield lies completely outside
12431         that register.
12432         (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12433         here.  Return an uninitialised register if the source value is stored
12434         in a register and the bitfield lies completely outside that register.
12436 2005-02-06  Steven Bosscher  <stevenb@suse.de>
12438         * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12439         not SET_DEST.
12441 2005-02-06  Marcin Dalecki  <martin@dalecki.de>
12443         * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12445 2005-02-06  Geoffrey Keating  <geoffk@apple.com>
12447         * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12448         * config/darwin8.h: New.
12449         * config/darwin7.h: Update comment.
12451 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
12452             Dorit Naishlos  <dorit@il.ibm.com>
12454         * tree-vectorizer.h (LOC): New type.
12455         (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12456         (loop_line_number): New field in struct _loop_vec_info.
12457         (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12459         * tree-vectorizer.c (input.h): Included.
12460         (find_loop_location): New function.
12461         (vect_debug_stats): Argument changed from loop to LOC. Computation of
12462         loop line number removed.
12463         (vect_debug_details): Likewise.
12464         (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12466         (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12467         call to vect_debug_details/stats changed from loop to loop_loc.
12468         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12469         (slpeel_tree_peel_loop_to_edge): Likewise.
12471         (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12472         changed from NULL to UNKNOWN_LOC.
12473         (vect_get_base_and_offset):
12474         (vect_create_addr_base_for_vector_ref):
12475         (get_vectype_for_scalar_type):
12476         (vect_create_data_ref_ptr):
12477         (vect_init_vector):
12478         (vect_get_vec_def_for_operand):
12479         (vect_finish_stmt_generation):
12480         (vectorizable_assignment):
12481         (vectorizable_operation):
12482         (vectorizable_store):
12483         (vectorizable_load):
12484         (vect_transform_stmt):
12485         (vect_update_ivs_after_vectorizer):
12486         (vect_do_peeling_for_loop_bound):
12487         (vect_do_peeling_for_alignment):
12488         (vect_transform_loop):
12489         (vect_is_simple_use):
12490         (vect_analyze_operations):
12491         (vect_is_simple_iv_evolution):
12492         (vect_analyze_scalar_cycles):
12493         (vect_analyze_data_ref_dependences):
12494         (vect_compute_data_ref_alignment):
12495         (vect_enhance_data_refs_alignment):
12496         (vect_analyze_data_ref_access):
12497         (vect_analyze_data_ref_accesses):
12498         (vect_analyze_pointer_ref_access):
12499         (vect_get_memtag_and_dr):
12500         (vect_analyze_data_refs):
12501         (vect_mark_relevant):
12502         (vect_stmt_relevant_p):
12503         (vect_mark_stmts_to_be_vectorized):
12504         (vect_can_advance_ivs_p):
12505         (vect_get_loop_niters):
12506         (vect_analyze_loop):
12507         (vectorize_loops): Likewise.
12509         (vectorizable_load): Argument in call to vect_debug_details/stats
12510         changed from loop to LOOP_LOC (loop_vinfo).
12511         (vect_transform_loop):
12512         (vect_analyze_operations):
12513         (vect_analyze_scalar_cycles):
12514         (vect_analyze_data_ref_dependence):
12515         (vect_enhance_data_refs_alignment):
12516         (vect_analyze_data_ref_accesses):
12517         (vect_analyze_pointer_ref_access):
12518         (vect_analyze_data_refs):
12519         (vect_analyze_loop): Likewise.
12521         (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12522         changed from loop to loop_loc.
12524         (vect_enhance_data_refs_alignment): Removed unused variable loop.
12526 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
12527             Dorit Naishlos  <dorit@il.ibm.com>
12529         * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12530         declaration added.
12531         (vect_analyze_data_ref_dependences): Likewise.
12533         (vect_is_simple_use): Argument changed from loop structure to
12534         loop_vect_info structure.
12535         (vect_can_advance_ivs_p): Likewise.
12536         (vect_create_index_for_vector_ref): Likewise.
12537         (vect_update_ivs_after_vectorizer): Likewise.
12538         (new_stmt_vec_info): Likewise.
12540         (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12541         changed from loop to loop_vinfo.
12542         (vect_create_data_ref_ptr): First argument in call to
12543         vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12544         (vectorizable_assignment): Second argument in call to vect_is_simple_use
12545         was changed from loop to loop_vinfo.
12546         (vectorizable_operation): Likewise.
12547         (vectorizable_store): Likewise.
12548         (vect_mark_stmts_to_be_vectorized): Likewise.
12549         (vect_do_peeling_for_loop_bound): First argument in call to
12550         vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12551         (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12552         was changed from loop to loop_vinfo.
12553         (vect_analyze_data_ref_dependences): Third argument in call to
12554         vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12556         (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12557         (vect_create_data_ref_ptr): Likewise.
12558         (vect_init_vector): Likewise.
12559         (vect_get_vec_def_for_operand): Likewise.
12560         (vectorizable_assignment): Likewise.
12561         (vectorizable_operation): Likewise.
12562         (vectorizable_store): Likewise.
12563         (vectorizable_load): Likewise.
12564         (vect_update_ivs_after_vectorizer): Likewise.
12565         (vect_is_simple_use): Likewise.
12566         (vect_analyze_data_ref_dependence): Likewise.
12567         (vect_analyze_pointer_ref_access): Likewise.
12568         (vect_can_advance_ivs_p): Likewise.
12570         * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12571         before _stmt_vec_info.
12572         (_stmt_vec_info): Loop field replaced by loop_vec_info.
12573         (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12574         (new_stmt_vec_info): Argument changed from loop structure to
12575         loop_vect_info structure
12577         (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12578         (vect_analyze_offset_expr): Avoid 80 columns overflow.
12579         (vect_create_addr_base_for_vector_ref): Likewise.
12580         (vect_analyze_pointer_ref_access): Likewise.
12582 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
12584         PR tree-opt/19768
12585         * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12586         phi flag if the phi is abnormal.
12588 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
12590         PR tree-opt/19736
12591         * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12592         information for the new statement.
12594 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
12596         PR driver/19117
12597         * gcc.c (main): Include the target in -v output.
12599 2005-02-03  Alexandre Oliva  <aoliva@redhat.com>
12601         * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12602         Do not drop the extend if we'd have to add a paradoxical subreg
12603         later.  Include optabs.h and insn-codes.h.
12604         * Makefile.in (combine.o): Depend on $(OPTABS_H).
12606 2005-02-02  Roger Sayle  <roger@eyesopen.com>
12608         PR middle-end/19405
12609         * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12610         * fold-const.c (const_binop): Avoid constant folding floating
12611         point operations in modes that use composite representations.
12612         * simplify-rtx.c (simplify_binary_operation): Likewise.
12614 2005-02-02  Geoffrey Keating  <geoffk@apple.com>
12616         * config/rs6000/altivec.md (altivec_dst): Make the first operand
12617         a REG, not a MEM.
12618         (altivec_dstt): Likewise.
12619         (altivec_dstst): Likewise.
12620         (altivec_dststt): Likewise.
12621         * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12622         of first operand.
12624 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
12626         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12627         EXPR_LOCUS from orig_cond to the new cond_stmt.
12628         (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12629         the new vec_stmt.
12631 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
12633         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12634         standard_iv_increment_position. Remove call to bsi_next
12635         (no need to bump the iterator anymore).
12636         (vect_create_index_for_vector_ref): Call
12637         standard_iv_increment_position. Remove second function argument.
12638         (vect_finish_stmt_generation): Remove call to bsi_next
12639         (no need to bump the iterator anymore).
12640         (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12641         to vect_create_index_for_vector_ref.
12643 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
12645         * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12646         phis are used out of the loop.
12648 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
12650         PR c/17807
12651         * c-decl.c (undef_nested_function): New variable.
12652         (pop_scope): Diagnose undefined nested functions.
12653         (finish_function): Don't attempt cgraph processing or genericizing
12654         if current top-level function contained an undefined nested
12655         function.  Reset undef_nested_function at the end of a top-level
12656         function.
12658 2005-02-02  Zdenek Dvorak  <dvorakz@suse.cz>
12660         * tree.c (build_int_cst_type): Take sign of the value into account
12661         when deciding whether sign extend the value.
12663 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
12665         PR c/18502
12666         * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12667         (cpp_options, cc1_options): Change %{std*&ansi} to
12668         %{std*&ansi&trigraphs}.
12670 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
12672         * cse.c: Update comments.
12674 2005-02-02  Aldy Hernandez  <aldyh@redhat.com>
12676         * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12677         arguments go on the stack.  Do not put complex doubles in odd/even
12678         pairs.
12680 2005-02-02  Steven Bosscher  <stevenb@suse.de>
12682         * doc/invoke.texi: Update the options enabled at -O1, -O2,
12683         and -O3.  Update the documentation for -fgcse-sm, -fgcse-las,
12684         -ftree-pre, and -fthread-jumps.
12686 2005-02-02  Richard Sandiford  <rsandifo@redhat.com>
12688         PR tree-optimization/19578
12689         * tree-flow.h (modified_noreturn_calls): Declare.
12690         (noreturn_call_p): Declare.
12691         * tree-flow-inline.h (noreturn_call_p): New function.
12692         (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12693         * tree-cfg.c (modified_noreturn_calls): New variable.
12694         (cleanup_control_flow): Use noreturn_call_p.  Split basic blocks
12695         that contain a mid-block noreturn call.
12696         * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12698 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
12700         * df.c (df_def_record_1, df_uses_record): Don't use
12701         DF_FOR_REGALLOC.
12702         * df.h (DF_FOR_REGALLOC): Remove.
12704 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
12706         PR c/19435
12707         * c-typeck.c (really_start_incremental_init): Reset
12708         constructor_max_index for arrays of incomplete type.
12710 2005-02-02  Jeff Law  <law@redhat.com>
12712         * gcse.c (struct reg_set): Store the block index where the register
12713         was set rather than the setting insn.
12714         (record_one_set, compute_transp): Corresponding changes.
12715         (pre_insert_copy_insn): Do not call replace_one_set.
12716         (replace_one_set): Remove.
12718 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
12720         PR other/15514
12721         * doc/gcov.texi: Fix typo.
12723 2005-02-01  Richard Henderson  <rth@redhat.com
12725         PR target/19680
12726         * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12727         * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12728         type to bool.
12729         (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12730         * config/i386/i386-protos.h: Update.
12732 2005-02-01  Steven Bosscher  <stevenb@suse.de>
12734         PR tree-optimization/19217
12735         * tree-cfg.c (verify_expr): Use the data field to see if TP was
12736         seen inside a PHI node.  Do not do the ADDR_EXPR check if it was.
12737         (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12738         that it is walking a PHI node.
12740 2005-02-01  Joseph S. Myers  <joseph@codesourcery.com>
12742         * doc/extend.texi (Nested Functions): Update.
12744 2005-02-01  Richard Henderson  <rth@redhat.com>
12746         PR 19696
12747         * optabs.c (expand_copysign_absneg): Export.
12748         * optabs.h (expand_copysign_absneg): Declare.
12749         * config/rs6000/rs6000.md (copysigntf3): New.
12751 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
12753         PR tree-optimization/19633
12754         * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12755         * tree-ssa-alias.c (init_alias_info): Initialize.
12756         (merge_pointed_to_info): Set.
12757         (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12758         (dump_points_to_info_for): Show value of pt_null.
12759         (struct count_ptr_d): Declare.
12760         (find_ptr_dereference): Remove.
12761         (ptr_is_dereferenced_by): Remove.
12762         (count_ptr_derefs): New local function.
12763         (count_uses_and_derefs): New local function.
12764         (compute_points_to_and_addr_escape): Call it.  If the number
12765         of dereferences is greater than zero, mark the pointer as
12766         dereferenced.  If there are fewer dereferences than uses of
12767         the pointer, the pointer's value escapes.
12769 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
12771         PR tree-optimization/19670
12772         * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12773         here...
12774         (verify_use): ... set it here, instead.
12776 2005-02-01  Janis Johnson  <janis187@us.ibm.com>
12778         * doc/sourcebuild.texi (Test directives): Fix formatting.
12780         * doc/sourcebuild.texi (Test directives): Describe selector
12781         expressions.
12783 2005-02-01  Segher Boessenkool  <segher@kernel.crashing.org>
12785         * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12786         specific 64-bit CPUs.
12788 2005-02-01  Richard Earnshaw  <rearnsha@arm.com>
12790         PR target/16201
12791         * arm.c (arm_eliminable_register): New function.
12792         (adjacent_mem_locations): Don't allow eliminable registers.  Use
12793         HOST_WIDE_INT for address offsets.
12794         * arm-protos.h (arm_eliminable_register): Add prototype.
12796 2005-02-01  Steven Bosscher  <stevenb@suse.de>
12798         PR optimization/15242
12799         * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12800         * basic-block.h (duplicate_computed_gotos): Add prototype.
12801         * bb-reorder.c (duplicate_computed_gotos): New function to
12802         duplicate sufficiently small blocks ending in a computed jump.
12803         * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12804         if not optimizing for size.
12805         * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12806         never do tail merging for blocks ending in a computed jump.
12807         * doc/invoke.texi: Document the max-goto-duplication-insns param.
12809 2005-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
12811         Patch from Richard Sandiford <rsandifo@redhat.com>
12812         * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12813         from inheriting a subreg equivalence with a non-spill register.
12815         * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12817 2005-02-01  Alexandre Oliva  <aoliva@redhat.com>
12819         * config/frv/frv.c (movcc_fp_destination_operand): New.
12820         (gpr_or_memory_operand): Fix typo in comment.
12821         (gpr_or_memory_operand_with_scratch): New.
12822         * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12823         * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12824         movcc_fp_destination_operand.
12825         (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12826         Legitimize memory addresses using a scratch register.
12828 2005-01-31  Jeff Law  <law@redhat.com>
12830         * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12831         bitmap a sparse bitmap instead of a simple bitmap.
12832         (mark_def_sites_initialize_block):  Corresponding changes.
12833         (ssa_mark_def_sites_initialize_block): Likewise.
12834         (ssa_mark_phi_uses): Likewise.
12835         (mark_def_site, ssa_mark_def_sites): Likewise.
12836         (mark_def_site_blocks): Likewise.
12837         (rewrite_ssa_into_ssa): Likewise.
12839         * tree-ssa-dom.c (record_cond): Pass correct variable type
12840         for last argument to htab_find_slot_with_hash.
12842         * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12843         effects when optimizing 0 % X.  Do not try to optimize X % 0.
12845 2005-01-31  James E. Wilson  <wilson@specifixinc.com>
12847         * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12848         1_mmalua.
12850 2005-02-01  Eric Christopher  <echristo@redhat.com>
12852         * config/mips/mips.c (override_options): Warn if -mint64
12853         is used.
12854         * doc/invoke.texi (MIPS Options): Document that -mint64 is
12855         deprecated.
12857 2005-02-01  Kazu Hirata  <kazu@cs.umass.edu>
12859         * cse.c (cse_reg_info): Remove hash_next, next, regno.  Add
12860         timestamp.
12861         (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12862         REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12863         cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12864         (cached_regno): Initialize to INVALID_REGNUM.
12865         (cse_reg_info_table_size,
12866         cse_reg_info_table_first_uninitialized,
12867         cse_reg_info_timestamp): New.
12868         (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12869         get_cse_reg_info.
12870         (init_cse_reg_info, get_cse_reg_info_1): New.
12871         (get_cse_reg_info): Cache the last look-up.
12872         (new_basic_block): Update the code to clear mappings from
12873         registers to cse_reg_info entries.
12874         (cse_main): Call init_cse_reg_info.
12876         * cse.c (get_cse_reg_info): Update a comment.
12878 2005-01-31  Steven Bosscher  <stevenb@suse.de>
12880         PR c/19333
12881         * c-decl.c (start_decl): Do not warn about arrays of elements with
12882         an incomplete type here.
12883         (grokdeclarator): Do it here by making a pedwarn an error.
12884         * c-typeck.c (push_init_level): If there were previous errors with
12885         the constructor type, do not warn about braces for initializers.
12886         (process_init_element): Likewise for excess initializer elements.
12888 2005-01-31  Kazu Hirata  <kazu@cs.umass.edu>
12890         * cse.c (delete_trivially_dead_insn): Don't iterate.
12892 2005-01-31  Andrew Pinski  <pinskia@physics.uc.edu>
12894         * config/rs6000/rs6000.md (copysignsf3): New expand.
12895         (copysigndf3): Likewise.
12897 2005-01-31  Steven Bosscher  <stevenb@suse.de>
12899         * recog.c (constrain_operands): Only look for earlyclobber operand
12900         conflicts if an '&' constraint was seen.
12902 2005-01-31  Marc Espie <espie@openbsd.org>
12904         * config.gcc: Don't include embedded systems fragment, switches default
12905         debugging format to ELF.
12906         * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12907         longer pick it up there.
12909 2005-01-31  Dale Johannesen  <dalej@apple.com>
12911         * doc/extend.texi (nested functions): Fix linkage description.
12912         Clarify that static is not allowed.
12914 2005-01-31  Dale Johannesen  <dalej@apple.com>
12916         * config/rs6000/darwin.md (movsf_low_di):  Make work.
12917         (movdf_low_di):  Make work.
12919 2005-01-31  Dale Johannesen  <dalej@apple.com>
12921         * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12922         Make work for 64 bit.
12924 2005-01-31  Roger Sayle  <roger@eyesopen.com>
12925             Dale Johannesen  <dalej@apple.com>
12927         PR middle-end/19650
12928         * fold-const.c (fold_binary_op_with_conditional_arg):
12929         Make types match original operands, before STRIP_NOPS.
12931 2005-01-31  Alan Modra  <amodra@bigpond.net.au>
12933         * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12934         (struct gcc_regs): Rename from gcc_pt_regs.  Add more regs.
12935         (struct gcc_sigcontext): Delete.  Merge contents to..
12936         (struct gcc_ucontext): ..here.
12937         (get_sigcontext): Delete.
12938         (get_regs): New function, like get_sigcontext but return regs ptr.
12939         64-bit version finds regs from r1 to support vdso.
12940         (ppc_linux_aux_vector): New function.
12941         (ppc_fallback_frame_state): Modify for get_regs.  Restore fprs
12942         and vector regs.
12944 2005-01-31  Ira Rosen  <irar@il.ibm.com>
12946         * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12947         sizetype.
12948         (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12949         redundant fold. Fix misalignment for MINUS_EXPR.
12950         (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12951         (vect_analyze_pointer_ref_access): Likewise.
12952         (vect_get_memtag_and_dr): Likewise.
12954 2005-01-31  Richard Henderson  <rth@redhat.com>
12956         * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12957         (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12958         absnegdf2_i387, absnegxf2_i387): Likewise.
12960 2005-01-31  Richard Henderson  <rth@redhat.com>
12962         PR 19696
12963         * optabs.c (expand_copysign_absneg): New.
12964         (expand_copysign_bit): Split out from ...
12965         (expand_copysign): ... here.  Use expand_copysign_absneg.
12967 2005-01-30  Roger Sayle  <roger@eyesopen.com>
12969         PR middle-end/19697
12970         * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12971         constant as the second operand and a register as the third.
12973 2005-01-31  Danny Smith  <dannysmith@users.sourceforge.net>
12975         PR target/19704
12976         * config/i386/i386.c (ix86_function_ok_for_sibcall):  Also check
12977         that dllimport'd functions do not use all call-clobbered registers
12978         to pass parameters.
12980 2005-01-30  Richard Henderson  <rth@redhat.com>
12982         PR 19696
12983         * optabs.c (expand_absneg_bit): Split out from expand_unop and
12984         expand_abs_nojump and generalize.  Use operand_subword and
12985         emit_no_conflict_block.  Support large modes.
12986         (expand_abs_nojump): Use it.  Use HONOR_SIGNED_ZEROS to fall
12987         back to maximum.
12988         (expand_unop): Likewise.  Use HONOR_SIGNED_ZEROS to fall back
12989         negation to subtraction.
12990         (expand_copysign): Check that the format has signed zeros.
12991         Use operand_subword and emit_no_conflict_block.  Support large modes.
12993 2005-01-30  Daniel Berlin  <dberlin@dberlin.org>
12995         Fix PR tree-optimization/19624
12997         * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12998         * tree-ssa-pre.c: Add cfgloop.h.
12999         Update comment.
13000         (pre_stats): New member, constified.
13001         (inserted_exprs): New static variable.
13002         (NECESSARY): New macro.
13003         (create_expression_by_pieces): Fold the expression, and
13004         mark it as defaulting to not necessary. Also put in
13005         inserted_exprs.
13006         (fully_constant_expression): New function.
13007         (insert_into_preds_of_block): Modify to not insert phis when we
13008         are playing with induction variables.
13009         Push phis onto the inserted_exprs vector, and mark them as not
13010         necessary by default.
13011         (insert_aux): Call fully_constant_expression on eprime.
13012         If all edges produce the same value, mark it constant.
13013         (mark_operand_necessary): New function.
13014         (remove_dead_inserted_code): New function.
13015         (init_pre): Init loop optimizer to get loop info.
13016         (fini_pre): Free loop_optimizer, and inserted_exprs vec.
13017         (execute_pre): Commit edge inserts, then remove dead code.
13019 2005-01-30  Richard Henderson  <rth@redhat.com>
13021         * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
13022         * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
13024 2005-01-30  Richard Henderson  <rth@redhat.com>
13026         PR target/19700
13027         * config/i386/i386.c (ix86_expand_copysign): New.
13028         (ix86_split_copysign_const): New.
13029         (ix86_split_copysign_var): Rename from ix86_split_copysign,
13030         rearrange op1/nmask operands.
13031         * config/i386/i386-protos.h: Update.
13032         * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
13033         (copysigndf3): Likewise.
13034         (copysignsf3_const, copysigndf3_const): New.
13035         (copysignsf3_var): Rename from copysignsf3, split out splitter
13036         and fix split predicate for X constraint.
13037         (copysigndf3_var): Similarly.
13039 2005-01-30  Kazu Hirata  <kazu@cs.umass.edu>
13041         * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
13042         doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
13043         doc/tm.texi, doc/tree-ssa.texi: Update copyright.
13045 2005-01-29  Richard Henderson  <rth@redhat.com>
13047         PR target/19690
13048         * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
13049         of # and * in constraints.
13051 2005-01-29  Richard Henderson  <rth@redhat.com>
13053         PR middle-end/19689
13054         * expr.c (store_field): Don't strip sub-mode cast when the input
13055         data is even smaller.
13057 2005-01-29  Richard Henderson  <rth@redhat.com>
13059         PR middle-end/19687
13060         * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
13061         union being empty.
13063 2005-01-29  Richard Henderson  <rth@redhat.com>
13065         * combine.c (make_field_assignment): Fix argument order
13066         to gen_int_mode.
13068 2005-01-29  Richard Guenther <richard.guenther@uni-tuebingen.de>
13070         PR tree-optimization/15791
13071         * fold-const.c (extract_array_ref): New function.
13072         (fold): Fold comparisons between &a[i] and &a[j] or
13073         semantically equivalent trees.
13075 2005-01-29  Jeff Law  <law@redhat.com>
13077         * gcse.c (insert_expr_in_table): Revamp handling of available
13078         and anticipatable occurrence lists to avoid unnecessary list
13079         walking.
13080         (insert_set_in_table): Similarly.
13082 2005-01-29  Joseph S. Myers  <joseph@codesourcery.com>
13084         * c-common.c (fix_string_type): Just use c_build_qualified_type to
13085         build string type.
13086         (c_build_qualified_type): Build qualified array types with
13087         TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
13088         * c-decl.c (c_make_fname_decl): Build unqualified array type
13089         before qualified type.
13090         (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
13091         type is qualified, not just if type itself is.  Don't apply
13092         qualifiers to array type when declarator is processed.  Apply
13093         qualifiers to field type whether or not it is an array type.
13094         Don't handle array types specially for applying qualifiers to
13095         variables.
13096         * c-typeck.c (composite_type): Build unqualified element type and
13097         array type when forming composite of array types.
13098         (common_pointer_type, comptypes, comp_target_types,
13099         type_lists_compatible_p, build_indirect_ref, build_array_ref,
13100         convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
13101         types.
13102         (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
13103         (args2) in variables a1 and a2.
13105 2005-01-29  Kazu Hirata  <kazu@cs.umass.edu>
13107         * cse.c (n_elements_made, max_elements_made): Remove.
13108         (insert): Don't touch n_elements_made.
13109         (cse_main): Don't touch n_elements_made or max_elements_made.
13111 2005-01-28  Stephane Carrez  <stcarrez@nerim.fr>
13113         PR target/15384
13114         * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
13115         configuration part of dp-bit.c to be lost.
13117 2005-01-28  Roger Sayle  <roger@eyesopen.com>
13119         * expmed.c (expand_mult_highpart_optab): When attempting to use
13120         a non-widening multiplication in a wider mode, the operands need
13121         to be converted (zero or sign extended) to that mode.
13123 2005-01-28  Ian Lance Taylor  <ian@airs.com>
13125         PR middle-end/16558
13126         PR middle-end/19583
13127         * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
13128         through if both operands fall through.
13130 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
13132         * cse.c (fold_rtx) <PC>: Don't optimize.
13134 2005-01-28  Jeff Law  <law@redhat.com>
13136         * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
13137         (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
13139 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
13141         * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
13142         cse_reg_info_used_list_end): Remove.
13143         (cse_reg_info_list, cse_reg_info_list_free): New.
13144         (get_cse_reg_info): When allocating an instance of
13145         cse_reg_info, add it to the beginning of the cse_reg_info_list
13146         list.  Remove code to maintain cse_reg_info_used_list.
13147         (new_basic_block): Reset the free list to the beginning of
13148         cse_reg_info_list.
13150 2005-01-28  Richard Sandiford  <rsandifo@redhat.com>
13152         * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
13153         (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
13154         (frv_expand_mdpackh_builtin): New function.
13155         (frv_expand_builtin): Use it to expand __MDPACKH.
13156         * doc/extend.texi (__MDPACKH): Update documentation.
13158 2005-01-28  Uros Bizjak  <uros@kss-loka.si>
13160         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
13161         SSE_FLOAT_MODE_P for use_sse computation.
13163 2005-01-28  Ralf Corsepius  <ralf.corsepius@rtems.org>
13165         PR target/19663
13166         * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
13168 2005-01-27  Richard Henderson  <rth@redhat.com>
13170         * builtins.c (expand_builtin_copysign): New.
13171         (expand_builtin): Call it.
13172         * genopinit.c (optabs): Add copysign_optab.
13173         * optabs.c (init_optabs): Initialize it.
13174         (expand_copysign): New.
13175         * optabs.h (OTI_copysign, copysign_optab): New.
13176         (expand_copysign): Declare.
13178         * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
13179         (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
13181         * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
13182         (ix86_expand_fp_absneg_operator): ... here.
13183         (ix86_split_copysign): New.
13184         * config/i386/i386-protos.h: Update.
13185         * config/i386/i386.md (UNSPEC_COPYSIGN): New.
13186         (copysignsf3, copysigndf3): New.
13188         * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
13189         (copysignsf3, ncopysignsf3): New.
13190         (copysigndf3, ncopysigndf3): New.
13191         (copysignxf3, ncopysignxf3): New.
13192         * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
13194 2005-01-27  Arend Bayer  <arend.bayer@web.de>
13195             Kazu Hirata  <kazu@cs.umass.edu>
13197         * cse.c: (find_best_addr): Don't call copy_rtx before calling
13198         fold_rtx.  Save cost recomputation if fold_rtx did nothing.
13199         (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
13200         NULL_RTX.
13202 2005-01-27  Jeff Law  <law@redhat.com>
13204         * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
13205         definitions of SSA_NAMEs which are not being rewritten.
13206         (rewrite_ssa_into_ssa): Only initialize the current definition
13207         of an SSA_NAME if that SSA_NAME has been marked for rewriting.
13208         If checking is enabled, assert that SSA_NAME_AUX is clear for all
13209         SSA_NAMEs before returning.
13211 2005-01-27  Kazu Hirata  <kazu@cs.umass.edu>
13213         * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
13214         cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
13215         tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
13216         config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
13217         config/mips/iris6.h, config/sh/sh.c: Update copyright.
13219 2005-01-27  Steven Bosscher  <stevenb@suse.de>
13221         PR middle-end/17278
13222         * opts.c (decode_options): Move flag_thread_jumps from -O1 and
13223         higher to -O2 and higher.  Likewise for tree PRE.
13224         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
13225         and better.
13227 2005-01-27  Ian Lance Taylor  <ian@airs.com>
13229         PR middle-end/19583
13230         * gimple-low.c (try_catch_may_fallthru): New static function.
13231         (block_may_fallthru): Handle TRY_CATCH_EXPR.
13232         * tree-inline.c (expand_call_inline): Don't warn about reaching
13233         the end of a non-void function being inlined if the function uses
13234         a return slot.
13236 2005-01-27  Jakub Jelinek  <jakub@redhat.com>
13238         * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
13240         PR c/18946
13241         * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
13242         (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
13243         (implicitly_declare): Handle error_mark_node.
13245 2005-01-27  Richard Henderson  <rth@redhat.com>
13247         PR tree-opt/14329
13248         * tree.h (struct tree_decl): Add debug_expr_is_from.
13249         (DECL_DEBUG_EXPR_IS_FROM): New.
13250         (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
13251         * dwarf2out.c (dwarf2out_var_location): Update to match.
13252         * tree-outof-ssa.c (create_temp): Likewise.
13253         * var-tracking.c (track_expr_p): Likewise.
13254         * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
13255         * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
13256         * toplev.c (default_tree_printer): Likewise.
13258 2005-01-27  Alexandre Oliva  <aoliva@redhat.com>
13260         * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
13261         GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
13263 2005-01-27  Steven Bosscher  <stevenb@suse.de>
13265         * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
13266         CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
13267         ASM_CLOBBERS): Add tree checks.
13269         * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
13270         (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
13271         * c-common.def (SWITCH_STMT): Update to match.
13272         * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
13273         macros instead of SWITCH_EXPR ones.
13274         * c-dump.c (c_dump_tree): Likewise.
13275         * c-gimplify.c (gimplify_switch_stmt): Likewise.
13276         * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
13278         * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
13280 2005-01-27  Alan Modra  <amodra@bigpond.net.au>
13282         * unwind-dw2.c (execute_stack_op): Add missing cases for
13283         DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
13285 2005-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
13287         * config.gcc (Obsolete configurations): Remove 'dummy', add
13288         sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
13289         sparc-*-openbsd*.
13291 2005-01-26  Diego Novillo  <dnovillo@redhat.com>
13293         PR tree-optimization/19633
13294         * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
13295         CALL_EXPRs.
13296         (maybe_create_global_var): Do not create .GLOBAL_VAR if there
13297         are no call-clobbered variables.
13298         * tree-outof-ssa.c (check_replaceable): Return false for calls
13299         with side-effects.
13301 2005-01-26  Ulrich Weigand  <uweigand@de.ibm.com>
13303         * dbxout.c (dbxout_symbol_location): Resolve constant pool references
13304         even for variables with NULL DECL_INITIAL.
13306 2005-01-26  Stuart Hastings  <stuart@apple.com>
13308         * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
13310 2005-01-26  Richard Henderson  <rth@redhat.com>
13312         PR middle-end/18008
13313         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13314         field's type.
13315         * expr.c (store_field): Strip conversions to odd-bit-sized types
13316         if the destination field width matches.
13318 2005-01-26  Richard Henderson  <rth@redhat.com>
13320         * c-decl.c, expmed.c, expr.c: Revert last change.
13322 2005-01-26  Richard Henderson  <rth@redhat.com>
13324         PR middle-end/18008
13325         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13326         field's type.
13327         * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
13328         if we don't need the bits above those present in the current mode.
13329         * expr.c (store_field): Strip conversions to odd-bit-sized types
13330         if the destination field width matches.
13332 2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
13334         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13335         either -ffast-math or -funsafe-math-optimizations is in use.
13337 2005-01-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
13339         PR target/19293
13340         PR target/19329
13341         * config/avr/avr.c (notice_update_cc): Only set condition code for
13342         ashrqi3 if shift count > 0.
13343         (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
13344         (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
13345         ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
13346         count <= 0 as a no-op, and shift count >= width by copying zero
13347         or sign bit to all bits of the result.
13348         * config/avr/avr.md (all shifts): Add alternatives for zero shift
13349         count, with attribute "length" set to 0 and "cc" set to "none".
13351 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
13353         * doc/invoke.texi: Document -mTLS.
13355         * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
13356         * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
13357         * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
13358         * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
13359         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
13360         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
13361         * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
13362         * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
13364         * configure.ac: Check for a TLS capable gas.
13366         * configure: Regenerate.
13368 2005-01-26  Richard Henderson  <rth@redhat.com>
13370         PR middle-end/18008
13371         * combine.c (make_field_assignment): Simplify store to zero_extract
13372         from a source with an overlapping mask.
13374 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
13376         2004-11-11  Eric Christopher  <echristo@redhat.com>
13378         * config/frv/frv.md: Add fr400_integer automaton. Don't
13379         allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
13380         to TYPE_MACC.
13382 2005-01-26  Steven Bosscher  <stevenb@suse.de>
13384         PR middle-end/16585
13385         * cfgbuild.c (make_edges): Do not clear or set
13386         current_function_has_computed_jump.
13387         * function.h (struct function): Remove the has_computed_jump field.
13388         (current_function_has_computed_jump): Do not define.
13389         * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
13390         in a computed jump.  Ignore current_function_has_computed_jump.
13392 2005-01-26  Richard Henderson  <rth@redhat.com>
13394         PR middle-end/19515
13395         * expr.c (categorize_ctor_elements): New argument p_must_clear.
13396         (categorize_ctor_elements_1): Likewise.  Detect a union that isn't
13397         fully initialized.
13398         (mostly_zeros_p): Update for new categorize_ctor_elements argument.
13399         * gimplify.c (gimplify_init_constructor): Likewise.  Only shove
13400         objects into static storage if they have more than one non-zero value.
13401         * tree.h (categorize_ctor_elements): Update decl.
13403 2005-01-26  Steven Bosscher  <stevenb@suse.de>
13405         PR middle-end/19616
13406         * tree.h (CALL_EXPR_TAILCALL): Add comment.
13407         * calls.c (check_sibcall_argument_overlap_1): Revert the change
13408         to this function from 2004-07-10.
13409         * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
13410         the current function for tail call optimizations if the address
13411         of one of it its arguments is taken.
13413 2005-01-26  Kazu Hirata  <kazu@cs.umass.edu>
13415         * cse.c (fold_rtx): Call equiv_constant only when necessary.
13417 2005-01-26  Bernd Schmidt  <bernd.schmidt@analog.com>
13419         * function.c (expand_function_end): If current_function_calls_alloca,
13420         emit stack restore in a place that is reached when the function falls
13421         through at the end.
13423 2005-01-26  Alexandre Oliva  <aoliva@redhat.com>
13425         * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
13426         rule to avoid matching inappropriate suffix rule.
13428 2005-01-26  Jan Hubicka  <jh@suse.cz>
13430         PR tree-optimization/19241
13431         * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13433 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
13435         * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13436         -lsyssim.  Wrap -lc -lsyssim in --start-group --end-group instead
13437         of doubling.
13438         (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13439         <sim*>: Always use crt1.o, regardless of N in simN.
13440         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13441         (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13442         (CRT_CALL_STATIC_FUNCTION): Remove.
13443         * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13444         use crt1.o, regardless of N in simN.
13445         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13446         (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13447         (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13448         case isystem setting.
13449         (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13451 2005-01-25  Ian Lance Taylor  <ian@airs.com>
13453         * gimple-low.c (block_may_fallthru): Correct handling of
13454         SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13456 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
13458         * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13459         handlers to match indentation; nested under the mtune=* handler.
13460         Similar for mcpu= and march=.
13462 2005-01-25  Daniel Jacobowitz  <dan@codesourcery.com>
13464         * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13465         * config/mips/linux64.h (LIB_SPEC): Likewise.
13466         * config/mn10300/linux.h (LIB_SPEC): Likewise.
13467         * config/sh/linux.h (LIB_SPEC): Likewise.
13469 2005-01-25  Aldy Hernandez  <aldyh@redhat.com>
13471         * config/frv/frv.c (frv_legitimize_tls_address): New.
13472         (TARGET_HAVE_TLS): Define.
13473         (FRV_SYMBOL_REF_TLS_P): Define.
13474         (frv_override_options): Handle new register classes.
13475         (frv_legitimate_address_p): Reject tls addresses.
13476         (frv_legitimize_address): Handle TLS addresses.
13477         (gen_inlined_tls_plt): New.
13478         (gen_tlsmoff): New.
13479         (frv_legitimize_tls_address): New.
13480         (unspec_got_name): Add TLS entries.
13481         (got12_operand): Add R_FRV_TLSMOFF12 case.
13482         (frv_emit_move): Fixup TLS addresses.
13483         (frv_emit_movsi): Legitimize TLS addresses.
13485         * config/frv/frv.h (MASK_BIG_TLS): New.
13486         (TARGET_BIG_TLS): New.
13487         (HAVE_AS_TLS): Define.
13488         (TARGET_SWITCHES): Add -mTLS and -mtls options.
13489         (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13490         (REG_CLASS_NAMES): Same.
13491         (REG_CLASS_CONTENTS): Same.
13492         (CONSTRAINT_LEN): New.
13493         (REG_CLASS_FROM_CONSTRAINT): New.
13494         (PREDICATE_CODES): Add symbolic_operand.
13496         * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13497         UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13498         UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13499         UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13500         R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13501         R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13502         R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13503         GR9_REG, GR14_REG, LRREG.
13504         (type): Add load_or_call attribute.
13505         ("load_or_call"): New reservation.
13506         ("call_gettlsoff"): New.
13507         ("tls_indirect_call"): New.
13508         ("tls_load_gottlsoff12"): New.
13509         ("tlsoff_hilo"): New.
13510         ("tls_tlsdesc_ldd"): New.
13511         ("tls_tlsoff_ld"): New.
13512         ("tls_lddi"): New.
13514         * config/frv/frv-protos.h (symbolic_operand): Protoize.
13516         2005-01-25  Alexandre Oliva  <aoliva@redhat.com>
13518         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13519         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13520         * config/frv/frv.c (TLS_BIAS): Define.
13521         (frv_output_dwarf_dtprel): New.
13523 2005-01-26  Jakub Jelinek  <jakub@redhat.com>
13525         PR rtl-optimization/19579
13526         * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13527         both A and B, see if they don't clobber registers the other expr uses.
13529 2005-01-25  J"orn Rennecke <joern.rennecke@st.com>
13531         * real.c (do_add): Initialize signalling and canonical members.
13533         * real.c (real_from_integer): Zero out destination.
13535 2005-01-18  Jan Hubicka  <jh@suse.cz>
13537         PR tree-optimize/19337
13538         * tree-inline.c (initialize_inlined_parameters): Copy
13539         saved_static_chain_decl only.
13541 2005-01-25  Richard Henderson  <rth@redhat.com>
13543         PR target/19556
13544         PR target/19584
13545         * config/i386/i386.c (x86_inter_unit_moves): Zero.
13546         (ix86_preferred_reload_class): Rewrite fp-constant section, with
13547         80387 enabled, to return a proper subclass.  Return the subset that
13548         overlaps with GENERAL_REGS for PLUS.
13549         * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13551 2005-01-25  Richard Henderson  <rth@redhat.com>
13553         PR middle-end/19609
13554         * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13556 2005-01-25  Roger Sayle  <roger@eyesopen.com>
13558         * expmed.c (choose_multiplier): Change interface to return the
13559         multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13560         (expand_divmod): Update calls to choose_multiplier.
13562 2005-01-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13564         PR middle-end/19330
13565         * expmed.c (extract_bit_field): Use adjust_address instead of
13566         gen_lowpart when op0 is a MEM.
13568 2005-01-24  Steven Bosscher  <stevenb@suse.de>
13570         * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13572 2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
13574         * config/mips/irix-csr.c: New file.
13575         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13576         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13577         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13578         executables.
13580 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
13582         PR bootstrap/19364
13583         * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13584         sparc/elf.h, add sparc/sp-elf.h.
13585         (sparc-*-rtems*): Likewise.
13586         (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13587         tm-dwarf2.h, add sparc/sp-elf.h.
13588         (sparc86x-*-elf): Likewise.
13589         (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13590         * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13591         TARGET_OS_CPP_BUILTINS.
13592         * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13593         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13594         Undefine it.
13595         * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13596         * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13597         (SWITCH_TAKES_ARG): Likewise.
13598         (LOCAL_LABEL_PREFIX): Likewise.
13599         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13600         (TARGET_N_FORMAT_TYPES): Delete.
13601         (TARGET_FORMAT_TYPES): Likewise.
13602         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13603         * config/sparc/elf.h: Delete.
13604         * config/sparc/sp-elf.h: New file.
13606 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
13608         * tree-flow-inline.h (phi_arg_from_edge): Remove.
13609         * tree-flow.h: Remove the corresponding prototype.
13610         * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13611         tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13613 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
13615         PR target/17751
13616         * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13617         for AIX ABI or ELF -fPIC.
13618         (rs6000_emit_load_toc_table): Don't create toc_section here.
13619         (rs6000_xcoff_file_start): Nor here.
13621 2005-01-24  J"orn Rennecke <joern.rennecke@st.com>
13623         * sh.c (ra.h): Don't #include.
13624         (hard_regs_intersect_p): New function, resurrected from ra.c.
13626         * sh.c: Fix 1996 Copyright.
13628 2005-01-24  Richard Henderson  <rth@redhat.com>
13629             Aldy Hernandez  <aldyh@redhat.com>
13631         * regrename.c (note_sets): Handle subregs.
13633 2005-01-24  Joseph S. Myers  <joseph@codesourcery.com>
13635         PR bootstrap/18058
13636         * genconditions.c (write_header, write_conditions): Elide file if
13637         not GCC >= 3.0.1.
13639 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
13641         * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13642         config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13643         Update copyright.
13645 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
13647         * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13648         expand_builtin_printf, expand_builtin_fprintf,
13649         expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13650         checking against POINTER_TYPE.
13651         (validate_arglist): Handle POINTER_TYPE code by checking
13652         POINTER_TYPE_P.
13654 2005-01-24  Paolo Bonzini  <bonzini@gnu.org>
13656         * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13657         init_rtlanal): New.
13658         (for_each_rtx): Call for_each_rtx_1.
13659         * rtl.h (init_rtlanal): Declare.
13660         * toplev.c (backend_init): Call init_rtlanal.
13662 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
13664         * flow.c (propagate_one_insn): Formatting.
13666         PR middle-end/19551
13667         * flow.c (libcall_dead_p): Be more conservative if unsure.
13668         If there are any instructions between insn and call, see if they are
13669         all dead before saying the libcall is dead.
13671 2005-01-24  Uros Bizjak  <uros@kss-loka.si>
13673         * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13674         operand constraint for operand 0.
13676 2005-01-23  Richard Henderson  <rth@redhat.com>
13678         PR 19486
13679         * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13680         edges leading to join block.
13682 2005-01-23  Roger Sayle  <roger@eyesopen.com>
13684         * expmed.c (expand_mult_highpart): Make static.  Change type of
13685         constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13686         (expand_divmod): Updates calls to expand_mult_highpart by using
13687         gen_int_mode to pass a CONST_INT rtx.
13688         * rtl.h (expand_mult_highpart): Remove prototype.
13690 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
13692         * flow.c (regset_bytes, regset_size): Remove.
13694         * cfganal.c: Fix a reference to Harvey's paper.
13696 2005-01-23  Steven Bosscher  <stevenb@suse.de>
13698         PR rtl-optimization/19464
13699         * tree-optimize.c (init_tree_optimization_passes): Add one more
13700         copyrename pass just before out-of-ssa.
13702 2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
13704         PR bootstrap/18058
13705         * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13706         * ggc-none.c (ggc_free): Define.
13708 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
13710         * cse.c (max_reg, max_insn_uid): Remove.
13711         (cse_main): Don't access max_reg or max_insn_uid.
13713         * c-common.c (explicit_flag_signed_bitfields,
13714         lang_statement_code_p, lang_expand_function_end): Remove.
13715         * c-common.h: Remove the corresponding declarations.
13716         * c-opts.c (c_common_handle_option): Remove all write access
13717         to explicit_flag_signed_bitfields.
13719         * cgraph.c (cgraph_varpool_n_nodes): Remove.
13720         (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13721         * cgraph.h: Remove the corresponding declaration.
13723         * gcse.c (null_pointer_info): Remove.
13725 2005-01-23  Roger Sayle  <roger@eyesopen.com>
13726             Eric Botcazou  <ebotcazou@libertysurf.fr>
13728         * combine.c (simplify_logical): Only simplify logical expressions
13729         of the form ior(and(x,y),z) by the inverse distributive law if the
13730         result is cheaper than the original.
13732 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
13734         * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13735         fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13736         tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13737         tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13738         config/freebsd-spec.h, config/arm/arm.h,
13739         config/h8300/h8300.md, config/i386/i386.md,
13740         config/i386/predicates.md, config/i386/sse.md,
13741         config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13742         config/vax/vax.md: Fix comment typos.  Follow spelling
13743         conventions.
13745 2005-01-23  Steven Bosscher  <stevenb@suse.de>
13747         * gengtype.c (walk_type): Produce `not equal to' compares for loop
13748         tests, instead of `less than'.
13750 2005-01-23  Richard Sandiford  <rsandifo@redhat.com>
13752         * function.c (assign_parm_setup_block): When creating a new stack slot
13753         for a parameter, get its alignment from the parameter's DECL_ALIGN
13754         rather than the type's TYPE_ALIGN.  Make sure that the parameter
13755         is at least word aligned.
13757 2005-01-22  Roger Sayle  <roger@eyesopen.com>
13759         PR middle-end/19378
13760         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13762 2005-01-22  Richard Henderson  <rth@redhat.com>
13764         PR target/19506
13765         * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13766         in both compare operands.
13767         (movdfcc_1_sse_max): Likewise.
13768         (movsfcc_1_sse): Likewise.  Add earlyclobber for scratch.
13769         (movdfcc_1_sse): Likewise.
13770         * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13771         scratch register as needed.
13773 2005-01-22  Richard Henderson  <rth@redhat.com>
13775         * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13777         * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13779 2005-01-22  Richard Henderson  <rth@redhat.com>
13781         * genopinit.c (optabs): Use smin/smax for floating point too.
13782         * doc/md.texi: Update to match.  Clarify that floating point
13783         results are undefined for +0/-0 and NaN.
13784         * doc/rtl.texi: Likewise.
13785         * rtl.def (SMIN, SMAX): Likewise
13786         * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13788         * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13789         leading 's' to the name.
13790         * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13791         smaxxf3, sminxf3): Likewise.
13792         * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13793         Likewise.
13795 2005-01-22  Paul Brook  <paul@codesourcery.com>
13797         * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13799 2005-01-21  Mark Dettinger  <dettinge@de.ibm.com>
13801         * config/s390/s390.c (struct processor_costs): New fields
13802         dlgr, dlr, dr, dsgfr, dsgr.
13803         (z900_cost, z990_cost): Values for new fields.
13804         (s390_rtx_costs): New cases MEM und COMPARE in switch
13805         statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13806         DIV, MOD, UDIV, UMOD.
13808 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
13810         * config/s390/s390.md ("doloop_si64"): Reload input value directly
13811         into the register being decremented.
13812         ("doloop_si31", "doloop_di"): Likewise.
13813         ("*doloop_si_long"): Adapt pattern.
13815 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
13817         * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13818         access registers.
13819         (CLASS_MAX_NREGS): Likewise.
13821 2005-01-21  Daniel Berlin  <dberlin@dberlin.org>
13823         * doc/tree-ssa.texi (Statement Operands): Add example for new
13824         must-def macro. Note deprecation of old operands interface.
13826 2005-01-22  Richard Sandiford  <rsandifo@redhat.com>
13828         PR tree-optimization/19484
13829         * tree-cfg.c (remove_fallthru_edge): New function.
13830         (cleanup_control_flow): Remove fallthru edges from calls that are
13831         now known not to return.
13833 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
13835         Fix PR tree-optimization/19038
13836         * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13837         copies with loop variant ones.
13839 2005-01-22  Kazu Hirata  <kazu@cs.umass.edu>
13841         * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13842         config/alpha/alpha-protos.h, config/alpha/alpha.h,
13843         config/alpha/alpha.md, config/alpha/predicates.md,
13844         config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13845         config/sparc/sol2.h: Update copyright.
13847         * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13848         first label to see if it is a nonlocal label.
13850 2005-01-22  David Edelsohn  <edelsohn@gnu.org>
13851             Andrew Pinski  <pinskia@physics.uc.edu>
13853         PR target/19491
13854         * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13855         maximum number of GPRs.  Saturate n_fpr at maximum number of FPRs.
13857 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
13859         * config/rs6000/rtems.h: Update copyright.
13861 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
13863         PR target/19548
13864         * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13865         (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13866         (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13868 2005-01-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
13870         PR c/18809
13871         * c-typeck.c (convert_arguments): Check for error_mark_node.
13873 2005-01-21  Ian Lance Taylor  <ian@airs.com>
13875         PR tree-optimization/13000
13876         * tree-inline.c: Include "tree-flow.h".
13877         (expand_call_inline): If warn_return_type, warn if non-void inline
13878         function falls through.
13879         * tree-cfg.c (execute_warn_function_return): Don't warn about
13880         control reaching end if TREE_NO_WARNING is set.  Set
13881         TREE_NO_WARNING.
13882         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13883         has been lowered.
13884         * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13885         branch if we don't need one.
13886         * c-typeck.c: Include "tree-flow.h"
13887         (c_finish_bc_stmt): Don't add a goto if the current statement
13888         list doesn't fall through to the current point.
13890 2005-01-21  Roger Sayle  <roger@eyesopen.com>
13892         PR rtl-optimization/576
13893         * real.c (real_arithmetic): Change return type from void to bool
13894         to return an indication that the result may be inexact.
13895         * real.h (real_arithmeric): Update prototype.
13896         * fold-const.c (const_binop):  Don't constant fold floating
13897         point expressions when the user specifies -frounding-math and
13898         the result may depend upon the run-time rounding mode.
13899         (fold_convert_const_real_from_real): Clean-up.
13900         (fold_initializer): Ignore flag_rounding_math for initializers.
13901         * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13902         constant fold FP operations with flag_rounding_math if the
13903         result may depend upon the run-time rounding mode.
13905 2005-01-21  Tom Tromey  <tromey@redhat.com>
13907         * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13909 2005-01-21  Kazu Hirata  <kazu@cs.umass.edu>
13911         * tree-cfg.c: Fix comment typos.
13913 2005-01-21  J"orn Rennecke <joern.rennecke@st.com>
13915         * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13916         around the call to rest_of_handle_branch_target_load_optimize.
13918 2005-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
13920         * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13921         (sparc64-*-openbsd*): Likewise.
13922         (sparclite-*-elf*): Include tm-dwarf2.h.
13923         (sparc86x-*-elf*): Likewise.
13924         (sparc64-*-elf*): Likewise.
13925         * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13926         (DBX_DEBUGGING_INFO): Likewise.
13927         * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13928         (PREFERRED_DEBUGGING_TYPE): Likewise.
13929         * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13930         * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13931         (PREFERRED_DEBUGGING_TYPE): Likewise.
13932         * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13933         (PREFERRED_DEBUGGING_TYPE): Likewise.
13934         * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13936 2005-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
13938         PR target/18701
13939         * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13941 2005-01-20  Paul Brook  <paul@codesourcery.com>
13943         * doc/rtl.texi: Document value extension requirements for CONST_INT.
13945 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
13947         * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13948         label is first in a sequence of labels.
13950         * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13952 2005-01-20  Janis Johnson  <janis187@us.ibm.com>
13953             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
13955         * doc/sourcebuild.texi (Test Directives): New.
13957 2005-01-20  Roger Sayle  <roger@eyesopen.com>
13959         * real.c (real_floor): Don't leave the result uninitialized when
13960         mode is VOIDMode, but return the unrounded intermediate value.
13961         (real_ceil): Likewise.
13963 2005-01-20  Paul Brook  <paul@codesourcery.com>
13965         * config/arm/arm.md (insv): Use gen_int_mode.
13967 2005-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
13969         * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13970         * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13971         * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13972         * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13973         * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13975 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
13977         Fix PR debug/19124
13978         * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13979         fbreg, so we have to assume we can't.
13980         (loc_descriptor_from_tree_1): Ditto.
13981         (containing_function_has_frame_base): New function.
13982         (add_location_or_const_value_attribute): Use it.
13983         Also try to generate a frame_base from a single element location
13984         list.
13986 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
13988         PR tree-optimization/15349
13989         * timevar.def (TV_TREE_MERGE_PHI): New.
13990         * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13991         PHI_WANTED.
13992         (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13993         calls to tree_forwarder_block_p.
13994         (remove_forwarder_block_with_phi, merge_phi_nodes,
13995         gate_merge_phi, pass_merge_phi): New.
13996         * tree-optimize.c (init_tree_optimization_passes): Add
13997         pass_merge_phi.
13998         * tree-pass.h: Add an extern for pass_merge_phi;
14000 2005-01-20  Richard Henderson  <rth@redhat.com>
14002         PR target/19418
14003         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
14004         (_mm_castps_pd, _mm_castps_si128): New.
14005         (_mm_castsi128_ps, _mm_castsi128_pd): New.
14007 2005-01-20  Richard Henderson  <rth@redhat.com>
14009         PR target/19530
14010         * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
14011         __builtin_ia32_vec_init_v2si.
14012         (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
14013         * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
14014         (ix86_init_mmx_sse_builtins): Create it.
14015         (ix86_expand_builtin): Expand it.
14016         (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
14017         * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
14018         (vec_extractv2si_0, vec_extractv2si_1): New.
14020 2005-01-20  Richard Henderson  <rth@redhat.com>
14022         PR target/16533
14023         * config/i386/i386.c (ix86_expand_push): New.
14024         * config/i386/mmx.md (push<MMXMODE>1): New.
14025         * config/i386/sse.md (push<SSEMODE>1): New.
14026         * config/i386/i386-protos.h: Update.
14028 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
14030         * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
14031         copyright.
14033 2005-01-20  Richard Henderson  <rth@redhat.com>
14035         * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
14036         * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
14038 2005-01-19  Richard Henderson  <rth@redhat.com>
14040         PR target/19350
14041         * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
14042         to V4SFmode in SSE1 fallback load path.
14044 2005-01-19  Richard Henderson  <rth@redhat.com>
14046         * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
14047         in QImode expansion to ix86_expand_vector_set.
14048         (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
14050 2005-01-19  Richard Henderson  <rth@redhat.com>
14052         PR target/19511
14053         * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
14054         subclass of the input class.
14055         (ix86_secondary_memory_needed): Always true for cross-MMX classes.
14056         Always true for cross-SSE1 classes.  Rationalize conditionals.
14057         * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
14058         * config/i386/i386.md (movsi_1): Add MMX/SSE zeros.  Fix alternatives
14059         for SSE1.  Don't check TARGET_INTER_UNIT_MOVES.
14060         (movdi_2): Add MMX/SSE zeros.
14061         (movdi_1_rex64): Likewise.  Don't check TARGET_INTER_UNIT_MOVES.
14062         (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
14063         (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14064         (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
14065         (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
14066         (zero_extendsidi2_rex64_1): Remove.
14067         (MOV0 peephole): Check GENERAL_REG_P.
14069 2005-01-19  Richard Henderson  <rth@redhat.com>
14071         PR target/19427
14072         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
14073         shufps elements.
14074         (ix86_expand_vector_extract): Likewise.
14076 2005-01-19  Richard Henderson  <rth@redhat.com>
14078         PR middle-end/19304
14079         * expr.c (emit_move_change_mode): New argument force; use
14080         simplify_gen_subreg if true.
14081         (emit_move_via_alt_mode): Merge into ...
14082         (emit_move_via_integer): ... here.
14083         (emit_move_ccmode): Use emit_move_change_mode directly.
14085 2005-01-19  Richard Henderson  <rth@redhat.com>
14087         PR target/19518
14088         * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
14089         (alpha_preferred_reload_class): Handle CONST_VECTOR.
14090         (alpha_emit_set_const_1): Add no_output parameter; don't emit
14091         rtl if true.
14092         (alpha_emit_set_const): Likewise.  Make static.
14093         (alpha_emit_set_long_const): Make static.
14094         (alpha_extract_integer): Split out from alpha_expand_mov.
14095         (alpha_split_const_mov): Likewise.
14096         (alpha_expand_mov): Use them.  Handle CONST_VECTOR.
14097         (alpha_legitimate_constant_p): New.
14098         * config/alpha/alpha-protos.h: Update.
14099         * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
14100         (LEGITIMATE_CONSTANT_P): Re-implement with a function.
14101         * config/alpha/alpha.md (movsi): Add n alternative.
14102         (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
14103         (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
14104         (splitters for all of the above): Use alpha_split_const_mov.
14105         * config/alpha/predicates.md (non_add_const_operand): New.
14106         (non_zero_const_operand): New.
14107         (input_operand): Use alpha_legitimate_constant_p after reload.
14109 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
14111         PR tree-optimization/19038
14112         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
14113         (add_candidate): Add ivs with increment in latch only if
14114         allow_ip_end_pos_p is true.
14115         (determine_iv_cost): Use empty_block_p.
14117 2005-01-19  Daniel Berlin  <dberlin@dberlin.org>
14119         * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
14120         (compute_dominance_frontiers): Ditto.
14122 2005-01-19  Ralf Corsepius  <ralf.corsepius@rtems.org>
14124         PR target/19529
14125         * config/sh/t-rtems: New.
14126         * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
14128 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
14130         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
14131         the offset of the selected field.
14133 2005-01-19  Kazu Hirata  <kazu@cs.umass.edu>
14135         * tree-cfg.c (remove_forwarder_block): Fix the check to
14136         prevent a nonlocal label from appearing in the middle of a
14137         basic block.
14139 2005-01-19  Hans-Peter Nilsson  <hp@axis.com>
14141         PR rtl-optimization/19462
14142         * reorg.c (find_end_label): Create return insn only if
14143         current_function_epilogue_delay_list is empty.
14145 2005-01-19  Paolo Bonzini  <bonzini@gnu.org>
14147         * doc/passes.texi: Remove paragraph mentioning new-ra.
14149 2005-01-19  Jakub Jelinek  <jakub@redhat.com>
14151         PR rtl-optimization/15139
14152         * combine.c: Include params.h.
14153         (count_rtxs): New function.
14154         (record_value_for_reg): If replace_rtx would replace at least
14155         2 occurrences of REG in VALUE and TEM is really large, replace REG with
14156         (clobber (const_int 0)) instead of TEM.
14157         * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
14158         * params.h (MAX_LAST_VALUE_RTL): New.
14159         * Makefile.in (combine.o): Depend on $(PARAMS_H).
14160         * doc/invoke.texi (--param max-last-value-rtl=N): Document.
14162         PR c/17297
14163         * c-typeck.c (digest_init): Only call build_vector if all constructor
14164         elements are *_CST nodes.
14165         * gimplify.c (gimplify_init_constructor): Likewise.
14167         PR middle-end/19164
14168         * c-typeck.c (digest_init): Only call build_vector if inside_init
14169         is a CONSTRUCTOR.
14171 2005-01-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
14173         * toplev.c (init_asm_output): Remove dead #ifdef.
14175 2005-01-18  Kaz Kojima  <kkojima@gcc.gnu.org>
14177         * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
14179 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
14181         * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
14182         accessing DECL_FUNCTION_CODE.
14183         * dojump.c (do_jump): Likewise.
14184         * gimplify.c (gimplify_call_expr): Likewise.
14185         * predict.c (expr_expected_value): Likewise.
14186         (strip_builtin_expect): Likewise.
14187         * tree-inline.c (estimate_num_insns_1): Likewise.
14188         * tree-ssa-loop-im.c (stmt_cost): Likewise
14189         * fold-const.c (fold): Test for BUILT_IN_NORMAL.
14190         (tree_expr_nonnegative_p): Likewise.
14192 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
14194         * config/sparc/sparc.c (load_pic_register): Emit the appropriate
14195         variant of the load_pcrel_sym pattern.
14196         * config/sparc/sparc.md (P macro): Move to the top.
14197         (load_pcrel_sym): Macroize using P.
14198         (save_register_window): Likewise.
14200 2005-01-18  Aldy Hernandez  <aldyh@redhat.com>
14202         * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
14203         ("sordered"): Same.
14205 2005-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
14207         PR C/19472
14208         * c-typeck.c (build_asm_expr): Strip nops off
14209         input memory operands.
14211 2005-01-18  David Edelsohn  <edelsohn@gnu.org>
14213         * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
14214         _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
14215         * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
14216         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
14218 2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
14220         PR target/19379
14221         * config/i386/i386.c (override_options): If the 80387 is disabled,
14222         then do not return FP values using FP registers.
14224 2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
14226         * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
14227         c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
14228         combine.c, config.gcc, coverage.h, cse.c, cselib.c,
14229         defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
14230         flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
14231         gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
14232         output.h, postreload-gcse.c, postreload.c, recog.c,
14233         resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
14234         targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
14235         tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
14236         tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
14237         tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
14238         tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
14239         tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
14240         unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
14242         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
14243         config/alpha/alpha.c, config/arm/vfp.md,
14244         config/i386/emmintrin.h, config/i386/i386-modes.def,
14245         config/i386/i386-protos.h, config/i386/i386.h,
14246         config/i386/pmmintrin.h, config/i386/ppro.md,
14247         config/i386/predicates.md, config/i386/xmmintrin.h,
14248         config/i860/i860.c, config/ia64/ia64-modes.def,
14249         config/ia64/ia64-protos.h, config/ia64/ia64.h,
14250         config/ia64/ia64.md, config/ia64/itanium1.md,
14251         config/ia64/itanium2.md, config/ia64/predicates.md,
14252         config/iq2000/iq2000.h, config/mips/linux64.h,
14253         config/rs6000/aix41.h, config/rs6000/aix43.h,
14254         config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
14255         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
14256         config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
14257         config/sparc/linux64.h, config/sparc/litecoff.h,
14258         config/sparc/sp64-elf.h, config/sparc/sparc.c,
14259         config/sparc/sparc.h, config/sparc/sparc.md,
14260         config/sparc/sysv4-only.h: Update copyright.
14262 2005-01-18  Richard Henderson  <rth@redhat.com>
14264         PR target/19496
14265         * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
14267 2005-01-18  Marc Espie  <espie@openbsd.org>
14268         * config/i386/openbsdelf.h: Typo.
14270 2005-01-18  Richard Henderson  <rth@redhat.com>
14272         * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
14273         special case for sse.
14274         * config/i386/predicates.md (sse_comparison_operator): Likewise.
14276 2005-01-18  Dorit Naishlos  <dorit@il.ibm.com>
14278         * tree-inline.c (estimate_num_insns_1): Added cases for
14279         ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
14281 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
14283         PR rtl-optimization/19296
14284         * combine.c (simplify_comparison): Rewrite the condition under
14285         which a non-paradoxical SUBREG of a PLUS can be lifted when
14286         compared against a constant.
14288 2005-01-18  Andi Kleen <ak@muc.de>
14290         * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
14291         * c.opt (-Wpointer-sign): Add.
14292         * doc/invoke.texi: (-Wpointer-sign): Add.
14294 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
14296         * config/i386/i386.c (override_options): Revert 2004-11-24 change.
14297         * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
14298         *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
14299         logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
14300         exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
14301         nearbyintsf2): Disable for TARGET_SSE_MATH.  Leave patterns enabled
14302         for TARGET_MIX_SSE_I387.
14303         (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
14304         sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
14305         atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
14306         log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
14307         floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
14308         (TARGET_SSE2 && TARGET_SSE_MATH).  Leave patterns enabled for
14309         TARGET_MIX_SSE_I387.
14310         (atan2sf3, atan2df3, atan2xf3): Remove register constraints
14311         from expander.
14313 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
14315         PR target/19424
14316         * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
14317         Add movaps alternative for xmm reg->reg move.
14319 2005-01-17  Jeff Law  <law@redhat.com>
14321         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
14322         at the end of the main DOM loop rather than just before DOM exits.
14324 2005-01-17  Diego Novillo  <dnovillo@redhat.com>
14326         PR tree-optimization/19121
14327         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
14328         adding aliases to a name tag, also add them to the pointer's
14329         type tag.
14330         * tree-ssa-copy.c (merge_alias_info): Do not merge flow
14331         sensitive alias info at all.  Only check that the two pointers
14332         have compatible pointed-to sets.
14333         * tree-ssa.c (verify_name_tags): Verify that the alias set of
14334         a pointer's type tag is a superset of the alias set of the
14335         pointer's name tag.
14337 2005-01-17  James E Wilson  <wilson@specifixinc.com>
14339         PR target/19357
14340         * config/ia64/ia64.md (movxf): Handle general register source.  Adjust
14341         comment to document why.
14343 2005-01-17  Richard Henderson  <rth@redhat.com>
14345         * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
14346         sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
14347         sse2_vmsmaxv2df3_finite, sminv2df3_finite,
14348         sse2_vmsminv2df3_finite): New.
14349         (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
14350         sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
14351         Force op1 into register.
14353 2005-01-17  Kelley Cook  <kcook@gcc.gnu.org>
14355         * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
14356         bubblestrap from always rebuilding build directory.
14358 2005-01-17  Ulrich Weigand  <uweigand@de.ibm.com>
14360         * config/s390/s390.md ("*clc"): Remove incorrect '='.
14361         ("*cmpmem_short"): Likewise.
14363 2005-01-17  Steven Bosscher  <stevenb@suse.de>
14365         * basic-block.h: Document BB_* flags.
14366         * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
14367         use an sbitmap instead.
14368         * sched-rgn.c (compute_trg_info): Likewise.
14370 2005-01-17  Richard Sandiford  <rsandifo@redhat.com>
14372         * config.gcc (mips64*-*-linux*): Set the default abi to n32.  Remove
14373         redundant target_cpu_default and extra_parts lines.  Use the default
14374         "from-abi" ISA.
14375         * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
14376         (SUBTARGET_EXTRA_SPECS): Delete.
14377         (DRIVER_SELF_SPECS): Remove architecture lines.  Set the ABI directly.
14378         (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
14379         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
14380         and "n32" for -mabi=n32.
14382 2005-01-17  Ian Lance Taylor  <ian@airs.com>
14384         PR c/5675
14385         * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
14386         fold constant variables into initial values.
14388 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
14390         * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
14392         * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
14393         through the statements backward.
14395 2005-01-17  Ian Lance Taylor  <ian@airs.com>
14397         PR middle-end/13127:
14398         * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
14399         a variable set to the return value of the inlined function.
14401 2005-01-17  Mark Dettinger  <dettinge@de.ibm.com>
14403         * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
14404         when modes are tieable.
14406 2005-01-17  Ranjit Mathew  <rmathew@hotmail.com>
14408         * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
14409         of pthread_create to find out if threads are enabled.
14410         * gthr-posix95.h (__gthread_active_p): Likewise.
14412 2005-01-17  Paolo Bonzini  <bonzini@gnu.org>
14414         * common.opt (-fnew-ra): Remove.
14415         * ra*.*: Remove.
14416         * toplev.h (flag_new_regalloc): Remove.
14417         * Makefile.in (ra*.*): Don't mention.
14418         * passes.c (rest_of_handle_new_regalloc): Remove.
14419         (rest_of_handle_combine, rest_of_compilation): Always consider
14420         flag_new_regalloc as false.
14421         * doc/invoke.texi: Don't document -fnew-ra.
14423 2005-01-17  Paolo Bonzini <bonzini@gnu.org>
14425         * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
14426         last parameter to reg_scan.
14427         * loop.c (loop_optimize): Likewise.
14428         * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14429         rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14430         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14431         rest_of_handle_gcse, rest_of_handle_loop_optimize,
14432         rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14433         * regclass.c (reg_scan): Likewise, for the declaration.
14434         * rtl.h (reg_scan): Likewise, for the prototype.
14436 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
14438         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14439         mark_dfs_back_edges.
14441 2005-01-16  Daniel Berlin  <dberlin@dberlin.org>
14443         * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14444         (compute_avail): Uses don't go in tmp_gen.
14446 2005-01-16  Steven Bosscher  <stevenb@suse.de>
14448         * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14449         loop to look for a free slot in a page entry.
14451 2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14453         PR target/16304
14454         * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14455         * toplev.c (compile_file): Call process_pending_assemble_output_defs
14456         just before targetm.asm_out.file_end.
14457         * tree.h (process_pending_assemble_output_defs): Declare.
14458         * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14459         New functions.
14460         (assemble_alias): Defer generation of assembly code for defines when
14461         TARGET_DEFERRED_OUTPUT_DEFS is true.
14462         * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14463         * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14464         * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14466 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14468         PR target/19336
14469         * pa.c (pa_scalar_mode_supported_p): New function.
14470         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14471         * pa.h (MIN_UNITS_PER_WORD): Add comment.
14473         * pa-protos.h (prefetch_operand): Delete.
14474         (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14475         * pa.c (prefetch_operand): Delete.
14476         (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14477         * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14478         (PREDICATE_CODES): Delete prefetch_operand.  Add prefetch_cc_operand
14479         and prefetch_nocc_operand.
14480         * pa.md (prefetch): Rework to avoid reload problems handling short
14481         displacements when a cache control completer needs to be provided.
14482         (prefetch_32, prefetch_64): Delete.
14483         (prefetch_cc, prefetch_nocc): New patterns.
14485 2005-01-15  David Edelsohn  <edelsohn@gnu.org>
14487         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14489 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14491         PR ada/19388
14492         * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14493         exceeds maximum alignment for global common data.
14494         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14495         * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14497 2004-01-15  Roger Sayle  <roger@eyesopen.com>
14499         * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14501 2004-01-15  Roger Sayle  <roger@eyesopen.com>
14503         * harg-reg-set.h (reg_class_names): Prototype global array.
14504         * regclass.c (reg_class_names): Declare here and initialize to
14505         REG_CLASS_NAMES.
14506         (dump_regclass): Remove local declaration of reg_class_names.
14507         (regclass): Likewise.
14508         * cfg.c (dump_flow_info): Likewise.
14509         * ra-debug.c (reg_class_names): Likewise.
14510         * regrename.c (reg_class_names): Likewise.
14511         * reload.c (reg_class_names): Likewise.
14512         * reload1.c (spill_failure): Likewise.
14513         * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14515 2005-01-15  Ulrich Weigand  <uweigand@de.ibm.com>
14517         * config/s390/s390.md ("reload_outti"): Remove predicate for
14518         output operand.  Abort if operand is not a MEM.
14519         ("reload_outdi", "reload_outdf"): Likewise.
14521 2005-01-15  Marc Espie  <espie@openbsd.org>
14523         * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14524         (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14525         * config/openbsd.h:  Fix C++ includes for native configurations.
14526         Add proper OS_CPP_BUILTINS.  Fix libspec for recent OpenBSD.
14527         Add trampoline support.
14528         * config/i386/openbsdelf.h: New.
14530 2005-01-15  Marc Espie  <espie@openbsd.org>
14532         * collect2.c (main): Explicitly parse -dynamic-linker option.
14534 2005-01-15  Jakub Jelinek  <jakub@redhat.com>
14536         PR tree-optimization/19060
14537         * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14538         Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14539         (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14540         and handle extract_range_from_cond returning false.
14541         * fold-const.c (fold): Optimize comparisons with min/max even for
14542         width > HOST_BITS_PER_WIDE_INT.
14544 2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>
14546         * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14547         * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14548         Remove little endian multilib variants.
14549         Add mips32 multilib variant.
14551 2005-01-15  Kazu Hirata  <kazu@cs.umass.edu>
14553         * explow.c (copy_all_reg, stabilize): Remove.
14554         * expr.h: Remove the corresponding prototypes.
14556         * rtlanal.c (regs_set_between_p): Remove.
14557         * rtl.h: Remove the corresponding prototype.
14559 2005-01-14  David Edelsohn  <edelsohn@gnu.org>
14561         * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14562         to rs6000_nonimmediate_operand.
14563         * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14564         rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14565         * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14566         rs6000_nonimmediate_operand.
14567         * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14568         rs6000_nonimmediate_operand.
14570 2005-01-14  Andrew Pinski  <pinskia@physics.uc.edu>
14572         * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14574 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
14576         * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14577         on e500v2.
14578         (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14579         (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14581         * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14582         (rs6k_nonimmediate_operand): New.
14583         (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14584         correctly.
14585         (legitimate_lo_sum_address_p): Same.
14586         (rs6000_legitimize_address): Same.
14587         (rs6000_legitimize_reload_address): Same.
14588         (rs6000_legitimate_address): Same.
14589         (spe_build_register_parallel): Pass DF and DC modes in a DI
14590         register.
14592         * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14593         to rs6k_nonimmediate_operand.
14595         * config/rs6000/spe.md ("*frob_df_di"): New.
14596         ("*frob_di_df"): New.
14597         ("*frob_di_df_2"): New.
14598         ("*mov_sidf_e500_subreg0"): New.
14599         ("*mov_sidf_e500_subreg4"): New.
14600         ("*movdf_e500_double"): Change predicate to
14601         rs6k_nonimmediate_operand.
14603 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
14605         * postreload.c (move2add_note_store): Only call
14606         trunc_int_for_mode on scalar integers.
14608 2005-01-14  Steven Bosscher  <stevenb@suse.de>
14610         * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14611         replace BB_VISITED uses.
14612         (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14613         (propagate_necessity): Check the bitmap instead of BB_VISITED.
14614         (tree_dce_done): Free visited_control_parents.
14615         (perform_tree_ssa_dce): Allocate and clear it.
14616         * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14617         (compute_antic): Iterate from here using a DFS.  Use an sbitmap
14618         instead of BB_VISITED.
14620 2005-01-14  Kazu Hirata  <kazu@cs.umass.edu>
14622         * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14623         rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14624         Remove unused prototypes.
14626 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
14628         * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14629         64-bit register usage.
14630         (spe_func_has_64bit_regs_p): Add FIXME note.
14632 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
14634         * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14635         flag_finite_math_only with flag_unsafe_math_optimizations.
14637 2005-01-14  J. D. Johnston  <jjohnst@us.ibm.com>
14639         * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14640         end-of-stack check.
14641         (__tpf_eh_return): Copy TPF private stack area from the module
14642         boundary stack frame.  Add check for when module addresses are
14643         equal, but no stub address is found.
14645 2005-01-14  Richard Earnshaw  <rearnsha@arm.com>
14647         PR target/7525
14648         * arm.h (struct machine_function): Add call_via field.
14649         (thumb_call_via_label): Declare.
14650         * arm.c (thumb_call_via_label): New variable.
14651         (thumb_call_reg_needed): New variable.
14652         (arm_output_function_epilogue): For Thumb code, output any per-function
14653         call-indirect trampolines.
14654         (thumb_call_via_reg): New function.
14655         (arm_file_end): New function.
14656         (TARGET_ASM_FILE_END): Call arm_file_end.
14657         (aof_file_end): Likewise.
14658         * arm-protos.h (thumb_call_via_reg): Declare.
14659         * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14660         thumb_call_via_reg in normal case.
14662 2005-01-14  Jakub Jelinek  <jakub@redhat.com>
14664         PR middle-end/19084
14665         PR rtl-optimization/19348
14666         * recog.c (peephole2_optimize): Do global life update if some peephole
14667         decides it doesn't need at least one of its inputs and that change
14668         influences liveness at the start of the basic block.
14670         * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14671         arguments instead of 1.
14673 2005-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
14675         PR middle-end/18820
14676         * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14677         zero for nested functions needing a static chain or functions
14678         with a non-constant address.
14680 2005-01-13  Roger Sayle  <roger@eyesopen.com>
14682         * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14683         (and (sign_extend X) C) into (zero_extend (and X C)).
14685 2005-01-13  David O'Brien  <obrien@FreeBSD.org>
14687         * config/freebsd-spec.h:  Make KSE pthread lib logic the default.
14689 2005-01-13  Richard Henderson  <rth@redhat.com>
14691         PR target/19009
14692         PR target/19250
14693         PR target/19252
14694         * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14695         bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14696         not just TARGET_SSE.
14697         (cmpfp_i_387): Rename from cmpfp_i.  Move after sse patterns.
14698         (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14699         (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14700         (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14701         (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14702         (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14703         (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14704         fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14705         (movdicc_c_rex64): Rename with '*'.
14706         (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14707         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14708         (movsfcc_1_387): Rename from movsfcc_1.
14709         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14710         (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14711         (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14712         (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14713         mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14714         maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14715         sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14716         sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14717         sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14718         sse_movdfcc_const0_4): Remove.
14719         * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14720         recognize min/max early.  Update for changed sse cmove patterns.
14721         (ix86_split_sse_movcc): New.
14722         * config/i386/i386-protos.h: Update.
14724 2005-01-13  Steven Bosscher  <stevenb@suse.de>
14726         * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14727         (fix_stmt_v_may_defs): Likewise.
14729 2005-01-13  Richard Henderson  <rth@redhat.com>
14731         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14732         for converting the mask.
14734 2005-01-13  David Edelsohn  <edelsohn@gnu.org>
14736         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14737         definition to 600.
14739 2005-01-13  Richard Henderson  <rth@redhat.com>
14741         * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14742         IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14743         IX86_BUILTIN_MOVDQ2Q): Remove.
14744         (IX86_BUILTIN_VEC_EXT_V4SI): New.
14745         (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14746         (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14747         shuffling.
14748         * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14749         (sse2_pextrw): Fix immediate constraint.
14750         (sse2_loadq, sse2_loadq_rex64): Remove.
14751         * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14752         Use __builtin_ia32_vec_ext_<size>.
14753         (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14755 2005-01-13  Aldy Hernandez  <aldyh@redhat.com>
14757         * function.c (assign_parm_setup_block): Look inside original
14758         entry_parm when inspecting PARALLEL.
14760 2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
14761             Joel Sherrill  <joel@oarcorp.com>
14763         PR target/19399
14764         * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14765         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14766         rtems_gxx_recursive_mutex_init.
14767         (__gthread_recursive_mutex_lock): New function.
14768         (__gthread_recursive_mutex_trylock): Likewise.
14769         (__gthread_recursive_mutex_unlock): Likewise.
14771 2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>
14773         * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14775 2005-01-13  Jan Beulich  <jbeulich@novell.com>
14777         * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14778         (ashrti3_internal): Indicate output is early clobber. Generate result
14779         into output rather than first input. Use move for low word of output
14780         if shift count is exactly 64.
14781         (lshrti3_internal): Likewise.
14783 2005-01-13  Hans-Peter Nilsson  <hp@bitrange.com>
14785         PR target/18329
14786         PR target/18330
14787         * reload1.c (delete_output_reload): Don't delete an output reload
14788         if the pseudo lives longer than a single basic block.  Adjust and
14789         improve wording of comment.
14791 2005-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
14793         PR target/19334
14794         * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14795         of TYPE_SIZE where we mean the number of bytes.
14797 2005-01-12  Aldy Hernandez  <aldyh@redhat.com>
14799         * function.c (assign_parm_setup_block): Relax condition on
14800         multi-register optimization.
14802 2005-01-12  Nick Clifton  <nickc@redhat.com>
14804         * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14805         an "in_delay_slot" attribute of "no" to prevent them being used in
14806         delay slots.  This is forbidden because they might generate
14807         exceptions.
14809 2005-01-12  Alan Modra  <amodra@bigpond.net.au>
14811         PR target/19389
14812         * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14813         with r->Y and Y->r.
14815 2005-01-12  Nick Clifton  <nickc@redhat.com>
14817         * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14818         passed on to GAS) but do not define, as GAS no longer supports or
14819         needs the -m2000 option.
14821 2005-01-11  Roger Sayle  <roger@eyesopen.com>
14823         * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14824         type as args of unprototyped builtins aren't automatically promoted.
14825         (fold_builtin_abs): Likewise.
14827 2005-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14829         * Makefile.in: Set a `build-warn' variable.
14831 2005-01-11  Zdenek Dvorak  <dvorakz@suse.cz>
14833         PR tree-optimization/17949
14834         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14835         (find_interesting_uses_address): Use it.
14837 2005-01-11  Aldy Hernandez  <aldyh@redhat.com>
14839         * regrename.c (kill_value): Handle subreg's that won't simplify.
14841 2005-01-11  Richard Henderson  <rth@redhat.com>
14843         PR target/13366
14844         * config/i386/i386.h (enum ix86_builtins): Move ...
14845         * config/i386/i386.c: ... here.
14846         (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14847         IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14848         IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14849         IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14850         IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD,  IX86_BUILTIN_STOREHPD,
14851         IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14852         IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14853         IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14854         IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14855         IX86_BUILTIN_LOADDDUP): Remove.
14856         (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14857         IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14858         IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14859         IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14860         IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14861         (ix86_init_builtins): Make static.
14862         (ix86_init_mmx_sse_builtins): Update for changed builtins.
14863         (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14864         if all the modes match.  Otherwise, fake it.
14865         (get_element_number, ix86_expand_vec_init_builtin,
14866         ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14867         (ix86_expand_builtin): Make static.  Update for changed builtins.
14868         (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14869         operand instead of sse2_loadsd.  Cast sse1 fallback to V4SFmode.
14870         (ix86_expand_vector_init_duplicate): New.
14871         (ix86_expand_vector_init_low_nonzero): New.
14872         (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14873         Split out from ix86_expand_vector_init; handle integer modes.
14874         (ix86_expand_vector_init): Use them.
14875         (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14876         * config/i386/i386-protos.h: Update.
14877         * config/i386/predicates.md (reg_or_0_operand): New.
14878         * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14879         (movv2sf_internal): Likewise.  And a splitter to match them all.
14880         (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14881         vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14882         vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14883         vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14884         (mmx_pinsrw): Fix operand ordering.
14885         * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14886         rather than sse_loadss expander.
14887         (movv2df splitter): Similarly.
14888         (sse_loadss, sse_loadlss): Remove.
14889         (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14890         (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14891         (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14892         (sse3_movddup): Rename with '*'.
14893         (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14894         (sse2_loadsd): Remove.
14895         (vec_dupv2df_sse3): Rename from sse3_loadddup.
14896         (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14897         (sse2_pinsrw): Fix argument ordering.
14898         (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14899         (sse2_stored): Remove 'r' destination.
14900         (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14901         vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14902         vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14903         vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14904         vec_extractv16qi, vec_initv16qi): New.
14906         * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14907         (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14908         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14909         constructor form.
14910         (_mm_load_pd, _mm_store_pd): Use plain dereference.
14911         (_mm_load_si128, _mm_store_si128): Likewise.
14912         (_mm_load1_pd): Use _mm_set1_pd.
14913         (_mm_load_sd): Use _mm_set_sd.
14914         (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14915         (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14916         (_mm_set_epi64): Use _mm_set_epi64x.
14917         (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14918         _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14919         _mm_setr_epi8): Use _mm_set_foo form.
14920         (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14921         (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14922         (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14923         (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14924         * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14925         (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14926         (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14927         (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14928         (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14929         * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14930         (_mm_movedup_pd): Use _mm_shuffle_pd.
14931         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14932         _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14933         (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14934         _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14935         Use _mm_setzero_ps.
14936         (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14937         (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14938         (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14939         (_mm_store_ps): Use raw dereference.
14940         (_mm_store1_ps): Use _mm_storeu_ps.
14941         (_mm_storer_ps): Use _mm_store_ps.
14942         (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14943         (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14945 2005-01-11  Stan Shebs  <shebs@apple.com>
14947         * config/rs6000/rs6000.c (machopic_output_stub): Issue
14948         ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14950 2005-01-11  Andrew Pinski  <pinskia@physics.uc.edu>
14952         PR target/18761
14953         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14954         Skip all DECLs except for FIELD_DECLs.
14956 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
14958         * config/s390/s390.c (override_options): Return error if
14959         -mbackchain, -mpacked-stack and -mhard-float are used together.
14960         (s390_va_start): Remove the backchain && packed-stack special case.
14961         (s390_gimplify_va_arg): Likewise.
14962         * doc/invoke.texi: Remove the ABI incompatibility note.
14964 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
14966         * config/s390/s390.c (struct s390_frame_layout): Remove
14967         save_backchain_p.
14968         (s390_frame_info, s390_emit_prologue): Replace occurrences of
14969         save_backchain_p with TARGET_BACKCHAIN.
14971 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
14973         PR target/18916
14974         * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14975         * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14976         * function.c (locate_and_pad_parm): Set new field.
14977         (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14978         Tweak where_pad test to include "none".  Always set mem align for
14979         stack_parm.
14980         (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14981         not sufficient for type.
14982         (assign_parm_setup_block): If stack_parm is zero on entry, always
14983         make a new stack local.  Block move old stack parm if necessary
14984         to new aligned stack local.
14985         (assign_parm_setup_stack): Use a block move to handle
14986         potentially misaligned entry_parm.
14987         (assign_parms_unsplit_complex): Specify required alignment when
14988         creating stack local.
14989         * calls.c (compute_argument_addresses): Override alignment of stack
14990         arg calculated from its type with the alignment given by
14991         FUNCTION_ARG_BOUNDARY.
14992         (store_one_arg): Likewise.
14994 2005-01-11  Jan Beulich  <jbeulich@novell.com>
14996         * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14997         Change respective itanium_class attribute to ialu.
14998         (shladdp4_internal): New.
14999         * config/ia64/predicates.md (shladd_log2_operand): New.
15001 2005-01-11  Richard Henderson  <rth@redhat.com>
15003         * expr.c (store_constructor): Use rtvec_alloc instead of
15004         alloca+gen_rtvec_v, and an incorrect number passed to alloca.
15006 2005-01-11  Kazu Hirata  <kazu@cs.umass.edu>
15008         * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
15010 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
15012         * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
15013         * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
15014         (TARGET_RWRELOC): Define.
15015         (ia64_rwreloc_section_type_flags): Delete.
15016         (ia64_section_type_flags): New function.
15017         * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
15018         (TARGET_RWRELOC): Define.
15020 2005-01-10  David Mosberger  <davidm@hpl.hp.com>
15022         PR target/18987
15023         * config/ia64/ia64.c (process_set): For alloc insn, only call
15024         process_epilogue is !frame_pointer_needed.
15026 2005-01-10  Roger Sayle  <roger@eyesopen.com>
15028         PR c++/19355
15029         * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
15030         unary operator and can't be treated as a binary/comparison operator.
15032 2005-01-10  Richard Henderson  <rth@redhat.com>
15034         * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
15035         (ix86_return_in_memory): Likewise.
15036         (function_arg_advance):  Likewise.  Mirror structure in function_arg
15037         for choosing register to advance.
15039 2005-01-10  Kazu Hirata  <kazu@cs.umass.edu>
15041         * tree-vectorizer.c, tree.def: Fix comment typos.
15043 2005-01-10  Mark Dettinger  <dettinge@de.ibm.com>
15045         * config/s390/s390.c (struct processor_costs): 4 new fields:
15046         ddbr, ddr, debr, der.
15047         (s390_rtx_costs): More precise handling of divide instructions.
15049 2005-01-10  David Edelsohn  <edelsohn@gnu.org>
15051         * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
15053 2005-01-10  Jan Beulich  <jbeulich@novell.com>
15055         * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
15056         names resulting from -ffunction-sections/-fdata-sections and linkonce
15057         ones.
15058         * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
15059         based on the section name. Rearrange the section name comparison logic
15060         slightly so that each section name is compared against at most once.
15062 2005-01-10  Ben Elliston  <bje@au.ibm.com>
15064         * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
15065         targets for which -fPIC reduces limitations on the GOT size.
15067 2005-01-09  Falk Hueffner  <falk@debian.org>
15069         * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
15070         X/C1 cmpop C2.
15072 2005-01-09  David Edelsohn  <edelsohn@gnu.org>
15074         PR target/18720
15075         * collect2.c (main): Set aixrtl_flag for -brtl option.
15076         (resolve_lib_name): Search for .so file extension before .a
15077         if aixrtl_flag set.
15079 2005-01-09  Dorit Naishlos  <dorit@il.ibm.com>
15081         * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
15082         (vect_analyze_data_refs_alignment): Add dump prints.
15084 2005-01-09  Ira Rosen  <irar@il.ibm.com>
15086         * tree-vectorizer.c (vect_analyze_offset_expr): Use
15087         expr_invariant_in_loop_p.
15088         Initialize outputs first thing in the function.
15089         (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
15090         (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
15091         (vect_analyze_pointer_ref_access): Check that the initial condition of
15092         the access function is loop invariant.
15094 2005-01-09  Richard Henderson  <rth@redhat.com>
15096         * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
15097         (ix86_expand_builtin): Likewise.  Frob MASKMOVQ wrt the input mem
15098         just like MASKMOVDQU.  Return plain zero for MMX_ZERO.
15099         * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
15100         mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
15101         movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
15102         movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
15103         sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
15104         ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
15105         mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
15106         mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
15107         sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
15108         mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
15109         mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
15110         gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
15111         ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
15112         mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
15113         mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
15114         mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
15115         eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
15116         pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
15117         pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
15118         pswapdv2sf2): Move to mmx.md; rename as necessary with leading
15119         mmx_ prefix.
15120         (mmx_clrdi, pavgusb): Remove.
15121         (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
15122         with leading sse_ prefix.
15123         * config/i386/sse.md: Receive them.
15124         * config/i386/mmx.md: New file.
15125         (MMXMODE12, MMXMODE24, mmxvecsize): New.
15126         (subrv2sf3): Turn into expander for normal subtraction.
15127         (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
15128         mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
15129         mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
15130         mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
15131         commutative; use ix86_binary_operator_ok.
15132         (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
15133         mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
15134         mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
15135         mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
15136         mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
15137         Macroize from existing patterns; use ix86_binary_operator_ok.
15138         (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
15139         (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
15140         mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise.  Model
15141         with vec_select+vec_concat.
15142         (mmx_pshufw, mmx_pshufw_1): Likewise.
15143         (mmx_uavgv8qi3): Merge pavgusb.  Model correcty.
15144         (mmx_uavgv4hi3): Model correctly.
15145         * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
15146         _mm_xor_si64): Remove casts.
15148 2005-01-09  Zdenek Dvorak  <dvorakz@suse.cz>
15150         PR tree-optimization/19224
15151         * tree-scalar-evolution.c (get_instantiated_value,
15152         set_instantiated_value): New functions.
15153         (instantiate_parameters_1): Cache the results.
15154         (instantiate_parameters, resolve_mixers): Initialize and free
15155         the cache.
15157 2005-01-08  David Edelsohn  <edelsohn@gnu.org>
15159         * config/i386/i386.md (addhi_4): Correct reference in comment.
15160         (addqi_4): Same.
15162 2005-01-08  Richard Henderson  <rth@redhat.com>
15164         * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
15165         (_mm_cvtsi128_si64x): Likewise.
15166         (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
15167         _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
15168         the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
15169         * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
15170         * config/i386/i386-protos.h: Update.
15171         * config/i386/i386.c (print_operand): Add 'H'.
15172         (ix86_fixup_binary_operands): Split out from ...
15173         (ix86_expand_binary_operator): ... here.
15174         (ix86_fixup_binary_operands_no_copy): New.
15175         (ix86_expand_fp_absneg_operator): Handle vector mode results.
15176         (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
15177         (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
15178         (safe_vector_operand): Use CONST0_RTX.
15179         (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
15180         (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
15181         CODE_FOR_sse2_maskmovdqu.  Special case SSE version of MASKMOVDQU
15182         expansion.  Update names for sse{,2,3}_ prefixes.  Remove *maskncmp*
15183         special cases.
15184         * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
15185         (IX86_BUILTIN_CMPNGESS): New.
15186         * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
15187         (attr type): Add sselog1.
15188         (attr unit, attr memory): Handle it.
15189         (movti, movti_internal, movti_rex64): Move near other integer moves.
15190         (movtf, movtf_internal): Move near other fp moves.
15191         (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
15192         vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
15193         movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
15194         movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
15195         sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
15196         sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
15197         sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
15198         mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
15199         rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
15200         sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
15201         sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
15202         sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
15203         vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
15204         smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
15205         cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
15206         cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
15207         vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
15208         vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
15209         sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
15210         sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
15211         cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
15212         cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
15213         cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
15214         cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
15215         ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
15216         subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
15217         smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
15218         sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
15219         sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
15220         sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
15221         gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
15222         ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
15223         ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
15224         sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
15225         sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
15226         sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
15227         sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
15228         sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
15229         sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
15230         sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
15231         mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
15232         addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
15233         movsldup, lddqu, loadddup, movddup): Move to sse.md.  Any with
15234         non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
15235         same time.
15236         (SSEPUSH, push<SSEPUSH>): Remove.
15237         (MMXPUSH, push<MMXPUSH>): Remove.
15238         (sse_movaps, sse_movaps_1, sse_movups): Remove.
15239         (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
15240         (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
15241         (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
15242         (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
15243         (maskncmpv2df3, vmmaskncmpv2df3): Remove.
15244         (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
15245         (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
15246         * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
15247         (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
15248         * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
15249         (ppro_sse_log_V4SF_load): Similarly.  Handle sselog1.
15250         (ppro_sse_log_V4SF): Handle sselog1.
15251         * config/i386/predicates.md (const_0_to_1_operand): New.
15252         (const_0_to_255_mul_8_operand): New.
15253         (const_1_to_31_operand): Rename from const_int_1_31_operand.
15254         (const_2_to_3_operand, const_4_to_7_operand): New.
15255         * config/i386/sse.md: New file.
15256         (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
15257         (sse_movups): Rename from sse_movups_1.
15258         (sse_loadlss): Rename from sse_loadss_1.
15259         (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
15260         from the name.
15261         (negv4sf2): Use ix86_expand_fp_absneg_operator.
15262         (absv4sf2, negv2df, absv2df): New.
15263         (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
15264         (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
15265         iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
15266         smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
15267         umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
15268         (sse3_addsubv4sf3): Model correctly.
15269         sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
15270         sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
15271         (sse_movhlps): Model with vec_select+vec_concat.
15272         (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
15273         sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
15274         sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
15275         sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
15276         sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
15277         sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
15278         sse2_pshufhw_1): Likewise.
15279         (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
15280         (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
15281         sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
15282         ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
15283         sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
15284         ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
15285         (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
15286         sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
15287         mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
15288         sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
15289         sminv8hi3): Mark commutative
15290         operands.  Use ix86_binary_operator_ok.
15291         (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
15292         sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
15293         sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
15294         sse2_punpcklqdq): Allow operand2 in memory.
15295         (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
15296         sse2_movsd): Add memory alternatives.
15297         (sse_storelps): Turn expander into an insn; split after reload.
15298         (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
15299         (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
15301 2005-01-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
15303         * configure.ac (DWARF-2 debug_line): Use objdump.
15304         * configure: Regenerate.
15306 2005-01-08  Jeff Law  <law@redhat.com>
15307             Diego Novillo  <dnovillo@redhat.com>
15309         PR tree-optimization/18241
15310         * tree-nrv.c (tree_nrv): Ignore volatile return values.
15311         * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
15312         statements with volatile operands.
15313         * tree-ssa-operands.c (add_stmt_operand): Do add volatile
15314         operands after marking a statement with has_volatile_ops.
15316 2005-01-08  Roger Sayle  <roger@eyesopen.com>
15318         * tree.c (int_fits_type_p): Always honor integer constant
15319         TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
15321 2005-01-08  Roger Sayle  <roger@eyesopen.com>
15323         * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
15324         the latent bug in rtl_delete_block has been resolved.
15326 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
15328         * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
15329         (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
15331 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
15333         * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
15334         library as @multilib_dir@/$(SHLIB_SONAME).
15336 2005-01-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
15338         * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
15339         * configure: Regenerate.
15341 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
15343         * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
15344         TYPE_MODE.
15346 2005-01-07  David Edelsohn  <edelsohn@gnu.org>
15348         PR target/13674
15349         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
15350         Convert non-word aligned offset address using ld/std into
15351         indirect address.
15353 2005-01-07  Richard Henderson  <rth@redhat.com>
15355         * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
15357 2005-01-07  Richard SAndiford  <rsandifo@redhat.com>
15359         * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
15361 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
15363         PR tree-optimization/19283
15364         * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
15365         is not shorter than the original type.
15367         PR rtl-optimization/19012
15368         * config/i386/i386.md (addqi_1_slp): Set memory attribute.
15370         PR rtl-optimization/18861
15371         * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
15372         (FULL_STATE): Define.
15373         (mark_tablejump_edge): New function.
15374         (purge_dead_tablejump_edges): New function.
15375         (find_bb_boundaries): Use it.
15377         PR tree-optimization/18828
15378         * builtins.c (expand_builtin_next_arg): Remove argument and all
15379         the argument checking.
15380         (expand_builtin): Adjust caller.
15381         (expand_builtin_va_start): Likewise.  Remove error for too many
15382         arguments.
15383         (fold_builtin_next_arg): Issue error for too many arguments.
15384         After checking arguments, replace them with magic arguments that
15385         prevent further checking of the args.
15387 2005-01-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15389         * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
15391 2005-01-06  Roger Sayle  <roger@eyesopen.com>
15393         PR target/6077
15394         * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
15395         and %{.S:...} (and their negative variants) to test whether the
15396         input file is assembler or pre-processed-assembler independent of
15397         the actual filename extension.
15399 2005-01-06  Roger Sayle  <roger@eyesopen.com>
15401         * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
15402         of sign or zero extended values.
15404 2005-01-06  Geoffrey Keating  <geoffk@apple.com>
15406         * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
15407         for IBM long double format correctly.
15409 2005-01-06  Daniel Berlin <dberlin@dberlin.org>
15411         Fix PR tree-optimization/18792
15413         * tree-data-ref.c (build_classic_dist_vector): Change first_loop
15414         to first_loop_depth, and use loop depth instead of loop number.
15415         (build_classic_dir_vector): Ditto.
15416         (compute_data_dependences_for_loop): Use depth, not loop number.
15417         * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
15418         number. Pass in loops, instead of loop numbers.
15419         (gather_interchange_stats): Ditto.
15420         (linear_transform_loops): Ditto.
15422 2005-01-06  Richard Sandiford  <rsandifo@redhat.com>
15424         PR rtl-opt/13299
15425         * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
15426         biv_fits_mode_p, extension_within_bounds_p): New functions.
15427         (check_ext_dependent_givs): Use them.
15429 2005-01-06  Roger Sayle  <roger@eyesopen.com>
15431         * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15432         more than one barrier, in which case we should delete them all.
15434 2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
15436         * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15438 2005-01-05  Daniel Berlin  <dberlin@dberlin.org>
15440         Fix PR middle-end/19286
15441         Fix PR debug/19267
15442         * dwarf2out.c (gen_subprogram_die): If we've already tried to
15443         output this subprogram, simply ignore this attempt to do it again.
15444         (add_abstract_origin_attribute): Don't abort trying to add the abstract
15445         origin attribute if it's not possible.
15446         (gen_block_die): Don't ignore subblocks of "unused" blocks.
15447         (decls_for_scope): Ditto.
15448         * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15449         (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15451 2005-01-05  Richard Henderson  <rth@redhat.com>
15453         PR target/11327
15454         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15455         (bdesc_2arg): Use it.
15456         (ix86_expand_binop_builtin): Force operands into registers
15457         when optimizing.
15458         (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15459         ix86_expand_sse_compare, ix86_expand_sse_comi,
15460         ix86_expand_builtin): Likewise.
15462 2005-01-05  Richard Henderson  <rth@redhat.com>
15464         * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15465         and VEC_SELECT.
15466         * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15467         (mulv4hi3): Set itanium_class mmmul.
15468         (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15469         (fpack): Rename from fpack_sfsf.
15471 2005-01-05  Richard Henderson  <rth@redhat.com>
15473         PR rtl-opt/10692
15474         * reload1.c (do_input_reload): Restrict the optimization deleteing
15475         a previous output reload to RELOAD_FOR_INPUT.
15477 2005-01-05  Steven Bosscher  <stevenb@suse.de>
15479         * combine.c (expand_compound_operation)  <ZERO_EXTRACT>: Add
15480         comment that we fall through after case.
15481         (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15482         (distribute_links): Likewise.
15483         * cse.c (cse_insn): Likewise.
15484         * cselib.c (cselib_invalidate_mem): Likewise.
15485         * df.c: Update comments at the top of the file.
15486         (read_modify_subreg_p): Update comments here too.
15487         (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15488         * flow.c (mark_set_1): Likewise.
15489         (mark_used_regs): Likewise.
15490         * gcse.c (mems_conflict_for_gcse_p): Likewise.
15491         (canon_list_insert): Likewise.
15492         (mark_set): Likewise.
15493         (try_replace_reg): Likewise.
15494         (store_killed_in_insn): Likewise.
15495         * loop.c (count_one_set): Likewise.
15496         (basic_induction_var): Likewise.
15497         * postreload-gcse.c (find_mem_conflicts): Likewise.
15498         * postreload.c (reload_combine_note_store): Likewise.
15499         (move2add_note_store): Likewise.
15500         * reload.c (find_equiv_reg): Likewise.
15501         (mark_referenced_resources): Likewise.
15502         * rtlanal.c (set_noop_p): Likewise.
15503         (note_stores): Likewise.
15504         (note_uses): Likewise.
15505         * sched-deps.c (sched_analyze_1): Likewise.
15506         * sched-rgn.c (check_live_1): Likewise.
15507         (update_live_1): Likewise.
15508         * config/i860/i860.c: Likewise.
15510         * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15511         an lvalue.
15512         (ZERO_EXTRACT): Mention that this one can be an lvalue.
15514         * doc/rtl.texi: Update documentation for bit-fields and SET.
15516 2005-01-05  Roger Sayle  <roger@eyesopen.com>
15518         * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15520 2005-01-05  Jan Hubicka  <jh@suse.cz>
15521             Richard Henderson  <rth@redhat.com>
15523         PR target/18910
15524         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15525         with an offset.
15527 2005-01-05  Richard Henderson  <rth@redhat.com>
15529         PR target/12902
15530         * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15531         (sse_shufps): Change operand 3 to const_int_operand.
15532         (sse2_storelps): Fix typo in template.
15533         (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15534         * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15535         (ix86_expand_builtin): Likewise.
15537 2005-01-05  Julian Brown  <julian@codesourcery.com>
15539         * config/arm/arm.c (arm_return_in_memory): Treat complex types
15540         as aggregates for AAPCS ABIs.
15542 2005-01-05  Stan Shebs  <shebs@apple.com>
15544         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15545         Mach-O getters if ppc64.
15546         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15547         size argument.
15548         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15549         signed four-byte field for global code case.
15550         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15552 2005-01-05  Roger Sayle  <roger@eyesopen.com>
15554         PR middle-end/19100
15555         * c-common.c: Include real.h.
15556         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15557         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15558         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15559         * Makefile.in (c-common.o): Update dependencies.
15561 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
15563         * c-parse.in (asm_string): Add trailing semicolon.
15565 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
15567         * c-parse.in (asm_string): New.  Don't allow wide strings in
15568         'asm'.
15569         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15570         asm_string instead of STRING.
15572 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
15574         * c-typeck.c (constructor_no_implicit): Remove.
15575         (set_designator, process_init_element): Don't check
15576         constructor_no_implicit.
15578 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
15579             Kaz Kojima  <kkojima@gcc.gnu.org>
15581         PR target/16482
15582         * lcm.c (create_pre_exit): New.
15583         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15584         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
15586 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
15588         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15589         -msoft-float in target_float_switch.
15590         * arm.c (arm_override_options): Fix processing of target_float_switch.
15592 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
15594         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15595         preferencing.
15597 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
15599         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15600         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15602 2005-01-04  Roger Sayle  <roger@eyesopen.com>
15604         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15605         if deleting the then-block allows the test-block to fallthru to the
15606         else-block.
15608 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
15610         PR c/19152
15611         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15612         after the full declaration if the are in two different TUs.
15614 2005-01-04  Richard Henderson  <rth@redhat.com>
15616         PR tree-opt/19158
15617         * tree-sra.c (generate_one_element_init): Just
15618         call gimplify_and_add.
15619         (generate_element_init): Record the
15620         new referenced variables and mark them for renaming
15621         and split out to ...
15622         (generate_element_init_1): This.
15623         (scalarize_init): Don't call push_gimplify_context/
15624         pop_gimplify_context.
15626 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
15628         * toplev.c (get_src_pwd): Handle failure of getpwd().
15630 2005-01-04  Roger Sayle  <roger@eyesopen.com>
15632         * fold-const.c (fold_single_bit_test): Delete unreachable handling
15633         of TRUTH_NOT_EXPR.
15634         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15635         all the cases handled by it are inverted by invert_truthvalue.
15637 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
15639         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15640         (save_register_windowsi): Likewise.
15642 2005-01-04  Richard Henderson  <rth@redhat.com>
15644         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15646 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
15648         PR middle-end/17767
15649         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15650         any simplifications of vector mode comparison operators.
15651         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15653 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
15654             Devang Patel  <dpatel@apple.com>
15656         PR tree-optimization/18308
15657         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15658         the operands before creating a new expression.
15659         * dojump.c (do_jump): Make drop_through_label available
15660         for all cases.  Add expansion of COND_EXPR.
15662 2005-01-04  Ira Rosen  <irar@il.ibm.com>
15664         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15665         INTEGER_CST instead of TREE_CONSTANT.
15666         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15667         instead of TREE_CONSTANT.
15668         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15669         instead of TREE_CONSTANT.
15671 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
15673         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15675 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
15677         PR target/19240
15678         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15679         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15681 2005-01-03  Richard Henderson  <rth@redhat.com>
15683         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15684         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15685         fold_convert_const_real_from_real): Split out from ...
15686         (fold_convert_const): ... here.
15688 2005-01-03  Richard Henderson  <rth@redhat.com>
15690         PR target/19235
15691         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15692         (mov<MMXMODEI>_internal): Likewise.
15693         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15694         Add V2SF case; use it for SSE1; don't use TI.
15695         (movdf_integer): Likewise.
15696         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15698 2005-01-03  Ira Rosen  <irar@il.ibm.com>
15700         * tree-vectorizer.c (vect_strip_conversions): New function.
15701         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15702         check for binary class.
15704 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
15706         Fix PR debug/17924
15707         Fix PR debug/19191
15708         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15709         is a decl.
15710         * gimple-low.c (mark_blocks_with_used_vars): New function.
15711         (mark_blocks_with_used_subblocks): Ditto.
15712         (mark_used_blocks): Ditto.
15713         (pass_mark_used_blocks): New pass.
15714         * tree-inline.c: Include debug.h.
15715         (expand_call_inline): Call outlining_inline_function here.
15716         * tree-optimize.c (init_tree_optimization_passes): Add
15717         pass_mark_used_blocks.
15718         * tree-pass.h (pass_mark_used_blocks): New.
15719         * Makefile.in (tree-inline.o): Add debug.h dependency.
15721 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
15723         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15724         VAR_DECLs to have weak_import attribute.
15726         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15727         'struct ucontext'.
15729 2004-01-03  Steven Bosscher  <stevenb@suse.de>
15731         * passes.c (rest_of_compilation): Don't run regmove if only
15732         flag_expensive_optimizations, require flag_regmove instead.
15734 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
15736         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15737         register "sparc".
15738         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15739         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15740         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15741         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15743 2005-01-03  Richard Henderson  <rth@redhat.com>
15745         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15746         (ia64_const_ok_for_letter_p): New.
15747         (ia64_const_double_ok_for_letter_p): New.
15748         (ia64_extra_constraint): New.
15749         (ia64_expand_vecint_compare): New.
15750         (ia64_expand_vcondu_v2si): New.
15751         (ia64_expand_vecint_cmov): New.
15752         (ia64_expand_vecint_minmax): New.
15753         (ia64_print_operand): Add 'v'.
15754         (ia64_preferred_reload_class): New.
15755         (ia64_vector_mode_supported_p): New.
15756         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15757         (PREFERRED_RELOAD_CLASS): Move to function.
15758         (CONST_OK_FOR_LETTER_P): Move to function.
15759         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15760         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15761         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15762         (EXTRA_CONSTRAINT): Move to function.
15763         * config/ia64/ia64.md: Include vect.md.
15764         (itanium_class): Add mmalua.
15765         (type): Handle it.
15766         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
15767         (1b_mmalua): New.
15768         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15769         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15770         CONST0_RTX.
15771         (const_int_2bit_operand): New.
15772         (fr_reg_or_0_operand): New.
15773         * config/ia64/ia64-modes.def: Add vector modes.
15774         * config/ia64/ia64-protos.h: Update.
15775         * config/ia64/vect.md: New file.
15777 2005-01-03  Richard Henderson  <rth@redhat.com>
15779         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15781 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
15783         PR target/19236
15784         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15785         to SFmode.
15786         (log1pdf2): Change mode of operands[0,1] to DFmode.
15788 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
15790         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15791         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15792         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15793         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15794         SPARC_RELAXED_ORDERING.
15796 2005-01-03  Richard Henderson  <rth@redhat.com>
15797             Uros Bizjak  <uros@kss-loka.si>
15799         PR target/14631
15800         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15801         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15802         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15803         handling.
15804         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15805         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15806         const_pow2_1_to_128_operand): New predicates.
15808 2005-01-02  Greg McGary  <greg@mcgary.org>
15810         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15811         anonymous decls.
15812         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15813         object.  [ptr_type]: Remove unused variable.
15814         Remember nearest addressable array-element or record-component
15815         when checking bitfield components.  Tolerate empty BIND_EXPR.
15817 2005-01-01  Richard Henderson  <rth@redhat.com>
15819         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15820         that don't narrow the value.  Fail for other conversions.
15822 2005-01-01  Richard Henderson  <rth@redhat.com>
15824         PR c/19031
15825         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15826         * c-lang.c (finish_file): Don't do it here.
15827         * objc/objc-act.c (objc_finish_file): Likewise.
15829         * cgraph.c (decl_assembler_name_equal): New.
15830         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15831         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15832         * cgraph.h (struct cgraph_varpool_node): Add next.
15833         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15834         * varasm.c (assemble_alias): Mark the target as needed.
15836 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
15838         PR middle-end/19221
15839         * function.c (get_arg_pointer_save_area): Use entry_of_function
15840         instead of get_insns.
15842 2005-01-01  Roger Sayle  <roger@eyesopen.com>
15843             Andrew Pinski  <pinskia@physics.uc.edu>
15844             James E. Wilson  <wilson@specifixinc.com>
15846         PR rtl-optimization/12092
15847         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15848         is zero.
15850 2005-01-01  Roger Sayle  <roger@eyesopen.com>
15851             Olivier Hainque  <hainque@act-europe.fr>
15853         * tree.c (int_fits_type_p): A narrower type always fits in a
15854         wider one, except for negative values into unsigned types.
15856 2005-01-01  Roger Sayle  <roger@eyesopen.com>
15858         * tree.c (int_fits_type_p): Compare the result of force_fit_type
15859         with the original constant rather than require TREE_OVERFLOW.
15861 2005-01-01  Steven Bosscher  <stevenb@suse.de>
15863         PR middle-end/17544
15864         * c-decl.c (finish_function): If compiling C99, annotate the
15865         compiler generated return with the current file name and line 0.
15866         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15867         the source line is greater than 0.
15868         (remove_bb): Likewise.